CN104486704A - Turnover loudspeaker and notebook computer comprising same - Google Patents
Turnover loudspeaker and notebook computer comprising same Download PDFInfo
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- CN104486704A CN104486704A CN201510003034.0A CN201510003034A CN104486704A CN 104486704 A CN104486704 A CN 104486704A CN 201510003034 A CN201510003034 A CN 201510003034A CN 104486704 A CN104486704 A CN 104486704A
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- loud speaker
- gear
- rotating shaft
- bolster
- tooth bar
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Abstract
The invention discloses a turnover loudspeaker and a notebook computer comprising the turnover loudspeaker. The turnover loudspeaker is applied to an electronic product. The electronic product comprises a first component and a second component which are connected in a pivoted mode. The turnover loudspeaker comprises a loudspeaker body and a transmission mechanism, wherein the transmission mechanism at least comprises a first rotating shaft and a second rotating shaft; the first component and the second component are connected through the first rotating shaft in the pivoted mode. When the first component turns over, the loudspeaker body is driven by the transmission mechanism to rotate to a predetermined angle along with the second rotating shaft so that a sound outlet hole in the loudspeaker body can be exposed. The turnover loudspeaker can turn over to a predetermined angle along with turnover of the display end of the notebook computer, so that when the turnover loudspeaker is in a sound production allowing state, the sound production direction of the sound outlet hole faces a user, the sound directivity is better, and the use sense is better; when in a sound prohibiting state, the turnover loudspeaker is embedded in the system end of the notebook computer, and the turnover loudspeaker and the system end are integrated.
Description
Technical field
The present invention relates to a kind of notebook computer overturning loud speaker and there is this upset loud speaker, belong to computer and association area thereof.
Background technology
At present, the loud speaker of all notebook computers is all the inside of interior plant notebook computer, and the sender of loud speaker is generally arranged on the below of the display end of notebook computer, namely the voice directions of loud speaker does not also point to user, so not only cause the waste of acoustic energy, and cause the impression of user to be not very good.Therefore, how to improve the setting of loud speaker, making it can not cause the waste of acoustic energy and make user have good impression to experience, is those skilled in the art's problem demanding prompt solutions.
Summary of the invention
In view of the above-mentioned problems in the prior art, technical problem to be solved by this invention is to provide a kind of upset loud speaker, and it can overturn along with the upset of display end, its sender is exposed and towards user, the use sense of user is by better.
In order to solve the problems of the technologies described above, present invention employs following technical scheme: upset loud speaker, is applied on electronic product, described electronic product comprises first component and the second component of pivotable connection, and described upset loud speaker comprises:
Loud speaker body;
Transmission mechanism, it at least comprises the first rotating shaft and the second rotating shaft; Described first component is connected by described first rotating shaft pivotable with second component;
Drive described loud speaker body with described second axis of rotation to predetermined angular by described transmission mechanism during described first component upset, expose to make the sender on described loud speaker body.
As preferably, described transmission mechanism also comprises:
First gear, it is fixed in described first rotating shaft, and rotates with described first component;
Second gear, it is fixed in described second rotating shaft, and rotates with described loud speaker body;
Tooth bar, it has the first teeth portion and the second teeth portion that are meshed with described first gear and the second gear respectively, make described first gear promote described tooth bar when moving, described tooth bar can drive described second pinion rotation to described loud speaker body to arrive described predetermined angular; Described tooth bar also has the press section that the switch for controlling described loud speaker body opens and closes.
As preferably, described first teeth portion and the second teeth portion lay respectively at the close both ends of described tooth bar; The section of being meshed of described first gear and the first teeth portion is shorter than the section of being meshed of described second gear and the second teeth portion, after arriving described predetermined angular to make described first gear driven second pinion rotation to described loud speaker body, when described first gear is rotated further, described tooth bar and the second gear remain on fixed position.
As preferably, upset loud speaker also comprises:
Stop part, the motion of tooth bar described in backstop during for driving described second gear when described loud speaker body is rotated backward by described predetermined angular to drive described tooth bar counter motion to described press section to press described switch;
Pushing and pressing part, it is arranged on described first gear, for pushing against described stop part when described first gear and described tooth bar are in engagement or pre-engagement state, makes the backstop of described stop part releasing to described tooth bar;
Elastic reset member, it is arranged in described second rotating shaft, the described elastic reset member savings torsion when described loud speaker body is rotated backward by described predetermined angular.
As preferably, described stop part comprises stop tab and connecting portion, and described stop part is sheathed in described first rotating shaft by described connecting portion, and described stop tab is fixedly connected on described connecting portion; The side of described tooth bar offers backstop groove, described stop tab has the stopper section of matching with described backstop groove.
As preferably, described stop part also comprises two spacers, and two spacers lay respectively at the both sides of described stop tab; Described second component offers the draw-in groove corresponding with described spacer, and one end of described spacer is connected with described connecting portion, and the other end embeds in described draw-in groove.
As preferably, described elastic reset member is torsion spring, and described torsion spring set is located in described second rotating shaft and its one end and described second gear is fixed, the other end with fix for the body bolster supporting described loud speaker body.
As preferably, the described tooth bar between described first teeth portion and the second teeth portion is provided with the first guide part near described first teeth portion, and described first guide part has the conduction trough allowing the tooth on it to pass through when described first pinion rotation.
As preferably, described pushing and pressing part is arc strip, and it is arranged on the side of described first gear, and its arc core is positioned on the axis of described first gear, and the end face of described first guide part is the cambered surface corresponding to described pushing and pressing part.
The present invention also discloses a kind of notebook computer, comprise above-mentioned upset loud speaker, described first component is display end, and described second component is system end, and described upset loud speaker is arranged on described system end.
As preferably, described system end comprises system bolster, and described system bolster has a base plate and the first relative side plate and the second side plate, and described draw-in groove is strip and is opened on described base plate; Described first side plate and the second side plate offering the corresponding through hole for making described first rotating shaft wear, can rotate relative to described system bolster to make described first rotating shaft.
As preferably, described display end comprises display bolster, and one end that described display bolster and described first rotating shaft are positioned at outside described first side plate is fixed; Described first gear is fixed on the other end of described first rotating shaft, and near the inner side of described second side plate.
As preferably, described body bolster comprises the first noumenon bolster and the second body bolster, described the first noumenon bolster is fixed on the base plate of described system bolster, one end of described second rotating shaft is through described the first noumenon bolster and described second side plate, the other end is through described second body bolster, described second rotating shaft and described body bolster and the second side plate are rotationally connected, and described loud speaker body is fixed on the part of described second rotating shaft between described second side plate and the second body bolster; Described second gear is between described body bolster and the second side plate.
As preferably, described loud speaker body has towards the side of described second side plate the second guide part protruding from its body, described second side plate offers the gathering sill of arc, when described loud speaker body rotates, described second guide part slides in described gathering sill.
As preferably, described system end has the storage tank for receiving described loud speaker body on the surface of described display end.
As preferably, described loud speaker body has end face and side, described sender is opened on described side, when the described display end angle turned between described system end is 0 degree, loud speaker body is placed in described storage tank completely, and the end face of described loud speaker body does not protrude from the surface of described system end towards described display end.
As preferably, described upset loud speaker is two, and described system end has the rotating side corresponding with described display end, two described upset loud speakers be symmetricly set on the rotating side of described system end two ends and towards the surface of described display end.
Compared with prior art, the beneficial effect of upset loud speaker of the present invention and notebook computer thereof is:
1, upset loud speaker of the present invention can turn to predetermined angular along with the upset of notebook computer display end, and make the voice directions of its sender when allowing sounding state towards user, the directive property of sound is better, and use sense is by better.And in the state of unvoicing, upset loud speaker is embedded in the system end of notebook computer, combine together with system end.
2, the present invention can realize modularity, being conducive to final assembly, and without the need to multiple tracks assembling procedure, adding the efficiency of assembling of operator, also reducing because repeatedly assembling the cumulative limit brought, and reduces the risk of inefficacy or bad order.
3, the handover operation of upset loud speaker of the present invention between the state of unvoicing and permission sounding state is more convenient, is more conducive to man-machine interaction.
Accompanying drawing explanation
Fig. 1 is the perspective view (illustrated therein is display bolster, system bolster and body bolster) of upset loud speaker of the present invention.
Fig. 2 is the decomposing schematic representation of Fig. 1.
Fig. 3 is the perspective view of upset loud speaker of the present invention.
Fig. 4 is the structural representation of the tooth bar of upset loud speaker of the present invention.
Fig. 5 is the structural representation of the first gear of upset loud speaker of the present invention.
Fig. 6 is the structural representation of the second gear of upset loud speaker of the present invention.
Fig. 7 is the structural representation in one of them direction of the stop part of upset loud speaker of the present invention.
Fig. 8 is the structural representation in another direction of the stop part of upset loud speaker of the present invention.
Fig. 9 is the structural representation of notebook computer of the present invention.
Figure 10 is the structural representation of the system bolster of notebook computer of the present invention.
Figure 11 is the schematic diagram that the display end of notebook computer of the present invention and loud speaker body are all in initial condition.
Figure 12 is the view that the loud speaker body of notebook computer of the present invention turns to predetermined angular.
Figure 13 is that the loud speaker body of notebook computer of the present invention keeps predetermined angular, and display end is rotated further the schematic diagram to operating state.
Figure 14 is that the display end of notebook computer of the present invention is in operating angle, and loud speaker body is pressed into the schematic diagram of the state of unvoicing downwards.
Figure 15 is that the A-A of Figure 14 is to cuing open figure.
Figure 16 is notebook computer of the present invention cuts out when display end to 5 is spent view when loud speaker body is in and is pressed into and unvoices state.
Figure 17 is that the B-B of Figure 16 is to cuing open figure.
Description of reference numerals
1-first rotating shaft 2-loud speaker body
3-second rotating shaft 4-first gear
5-second gear 6-tooth bar
7-first teeth portion 8-second teeth portion
9-sender 10-switch
11-press section 12-stop part
13-pushing and pressing part 14-elastic reset member
15-stop tab 16-connecting portion
17-backstop groove 18-stopper section
19-spacer 20-shows bolster
21-conduction trough 22-is protruding
23-system bolster 24-base plate
25-first side plate 26-second side plate
27-draw-in groove 28-first through hole
29-the first noumenon bolster 30-second body bolster
31-packing ring 32-nut
33-shell fragment 34-concave
35-brake cam 36-second through hole
37-second guide part 38-gathering sill
100-overturns loud speaker 200-display end
300-system end
Embodiment
Below in conjunction with the drawings and specific embodiments, the preferred embodiments of the present invention are described in further detail, but not as a limitation of the invention.
First it should be noted that: rotating backward of mentioning in the present invention refers to display end gradually near the rotation of system end, and namely the angle of display end and system end reduces gradually, or is called that display end closes gradually.And rotate forward the angle referring to display end and system end and increase gradually, display end is opened gradually.
Upset loud speaker 100 of the present invention, can be applied on electronic product, described electronic product should comprise the first component and second component that are connected by the first rotating shaft 1 pivotable, in order to easy understand, electronic product of the present invention is described for notebook computer, first component is the display end 200 of notebook computer, and second component is then the system end 300 of notebook computer.
Below in conjunction with accompanying drawing, the concrete structure of upset loud speaker 100 of the present invention and operation principle are described in detail.
As depicted in figs. 1 and 2, upset loud speaker of the present invention comprises: loud speaker body 2 and transmission mechanism at least comprise the first rotating shaft 1 and the second rotating shaft 3; Display end 200 is connected by the first rotating shaft 1 pivotable with system end 300; Loud speaker body 2 is connected on system end 300 by the second rotating shaft 3 pivotable, and the first rotating shaft 1 and the second rotating shaft 3 parallel setting.When display end 200 rotates (rotating forward) by 0 degree (angle of the display end 200 mentioned in the present invention is the angle of display end 200 relative system end 300), loud speaker body 2 can be driven to rotate by transmission mechanism, after loud speaker body 2 turns to predetermined angular, display end 200 is rotated further, and loud speaker body 2 to remain on this angle motionless.Loud speaker body 2 can realize the switching of opening and closed condition in the process of rotating simultaneously, namely 0 degree time, loud speaker body 2 is in closed condition (unvoice state), when loud speaker body 2 turns to predetermined angular, trigger the switch 10 of loud speaker body 2, make loud speaker body 2 by the State Transferring that unvoices to opening (allowing sounding state).
As shown in Figure 3, described transmission mechanism also comprises: the first gear 4, second gear 5 and tooth bar 6, first gear 4 are fixed in the first rotating shaft 1, and display end 200 is fixedly connected with the first rotating shaft 1, drives the first rotating shaft 1 and the second gear 4 to rotate when display end 200 rotates; Second gear 5 is fixed in the second rotating shaft 3, and loud speaker body 2 is fixedly connected with the second rotating shaft 3; Tooth bar 6 has the first teeth portion 7 and the second teeth portion 8 be meshed with the first gear 4 and the second gear 5 respectively, promote tooth bar 6 when first gear 4 rotates with display end 200 to move towards the direction of the second gear 5, because the second teeth portion 8 of tooth bar 6 is meshed with the second gear 5, therefore the movement of tooth bar 6 can drive the second gear 5 and loud speaker body 2 to rotate.Because loud speaker body 2 is without the need to as display end 200, operating state at least rotated to 90 degree (generally can be greater than 90 degree).And loud speaker body 2 need turn an angle the sender 9 on it is exposed can (generally without the need to being greater than 90 degree).Therefore, when display end 200 rotates, only loud speaker body 2 need be driven to turn to predetermined angular (such as 60 degree) by tooth bar 6, loud speaker body 2 can not be driven when display end 200 is rotated further again to rotate.Tooth bar 6 also has the press section 11 opened and closed for control switch 10.The setting position of switch 10 maintains static, press section 11 is mobile with the movement of tooth bar 6, press section 11 is touched with switch 10 or is separated (during touching, loud speaker body 2 unvoices, loud speaker body 2 sounding during separation) when mobile, thus realizes the keying of switch 10.
Overturn to realize no longer continuing to follow the upset of display end 200 after display end 200 only drives loud speaker body 2 to turn to predetermined angular, just should when display end 200 continue upset, the first gear 4 no longer driven wheel 6 moves or the second gear 5 is no longer meshed with tooth bar 6.What adopt in the present embodiment is after loud speaker body 2 turns to predetermined angular, and the first gear 4 disengaging is engaged with tooth bar, and the first gear 4 is rotated further hour rack 6 and keeps motionless.As shown in Figure 3, and simultaneously composition graphs 4, Fig. 5 and Fig. 6, concrete structure is: the first teeth portion 7 and the second teeth portion 8 lay respectively at the close both ends of tooth bar 6; The section of being meshed of the first gear 4 and the first teeth portion 7 is shorter than the section of being meshed of the second gear 5 and the second teeth portion 8.The wheel face of the first gear 4 in the present embodiment is not covered with tooth completely, but is only provided with part tooth, after the first gear 4 turns an angle, carry-over bar 6 also can not be with to continue to move even if be rotated further.Same, the second gear 5 also only setting unit tooth, most of wheel face is smooth, but tooth on the second gear 5 is many than the tooth on the first gear 4, and the second teeth portion 8 to the first teeth portion 7 is grown.
In fact, the number of teeth of the first teeth portion 7 and the number of teeth on the first gear 4 can equal also can be unequal, same, the number of teeth of the second teeth portion 8 and the number of teeth on the second gear 5 can equal also can be unequal, as long as ensure when display end 200 turns to the described predetermined angular being greater than loud speaker body 2, the rotation of display end 200 can not drive loud speaker body 2 to continue to follow and rotate again.As shown in Figure 3, in the present embodiment, the number of teeth of the first teeth portion 7 is equal with the number of teeth on the first gear 4, and the number of teeth of the second teeth portion 8 is more than the number of teeth on the second gear 8; And the number of teeth of the first teeth portion 7 is less than the number of teeth of the second teeth portion 8.
When display end 200 is in operating angle, namely display end 200 turn to system end 300 in when being greater than the angle of 90 degree, if user only thinks mute speaker, can only need pressing downwards make loud speaker body 2 overturn and be in the state of unvoicing.Therefore, upset loud speaker of the present invention also comprises: stop part 12, pushing and pressing part 13 and elastic reset member 14, elastic reset member 14 is arranged in the second rotating shaft 3, moved towards the direction of the first gear 1 by promotion tooth bar 6 by the second gear 5 when loud speaker body 2 is rotated backward by described predetermined angular, elastic reset member 14 puts aside torsion simultaneously.In this process, when stop part 12 is touched with switch 10 for the press section 11 moved to when tooth bar 6 on it, stop the continuation campaign of tooth bar 6, make tooth bar 6 remain on fixed position, also ensure that the position of the second gear 5 and loud speaker body 2 keeps motionless simultaneously.Because press section 11 and switch 10 are touched, make loud speaker body 2 be in the state of unvoicing, achieve when display end 200 is in operating angle, the closedown of the independent control loudspeaker body 2 of energy.Pushing and pressing part 13 is arranged on the first gear 4, when display end 200 by operating angle close to the first gear 4 be in engagement with tooth bar 6 or by engagement time, pushing and pressing part 13 pushes against stop part 12, stop part 12 is made to remove backstop to tooth bar 6, under the twisting force of elastic reset member 14, second gear 5 rotates forward, tooth bar 6 then moves towards the direction of the second gear 5 under the drive of the second gear 5, now, whole upset loud speaker of the present invention returns back to initial condition (so-called initial condition, refer to that display end 200 and loud speaker body 2 are all in the state of 0 degree, press section 11 and switch are touched, first gear 4 engages with the first teeth portion 7, second gear 5 engages with the second teeth portion 8).
As shown in Figure 7 and Figure 8, and continuing composition graphs 2, stop part 12 comprises stop tab 15 and connecting portion 16, and stop part 12 can be sheathed in the first rotating shaft 1 by connecting portion 16, but should not rotate with the rotation of the first rotating shaft 1, namely the position of stop part 12 is fixed.Stop tab 15 is fixedly connected on connecting portion 16; The side of tooth bar 6 offers backstop groove 17, stop tab 15 has the stopper section 18 of matching with backstop groove 17.When tooth bar 6 under the driving of the second gear 5 towards the first gear 4 move to press section 11 touch with switch 10 time, stopper section 18 snaps in backstop groove 17, thus the continuation limiting tooth bar 6 is moved.As shown in Figure 8, the end face of stopper section 18 is inclined-plane, same, and the cell wall that backstop groove 17 is corresponding with it is also inclined-plane.
Continue composition graphs 7, stop part 12 also comprises two spacers, 19, two spacers 19 and to be also connected on connecting portion 16 and the both sides laying respectively at stop tab 15; Can the relative position of fixed stop 12 by arranging spacer 19.The locate mode of spacer 19 will specifically be introduced below.As shown in Figure 7, stop tab 15 and spacer 19 are the lamellar body bent in the same direction, but the bending degree of stop tab 15 is less than the bending degree of spacer 19, make the free end of spacer 19 further from connecting portion 16 on the axial direction of the first gear 4, same also further from tooth bar 6.And the length of stop tab 15 is shorter than the length of spacer 19, spacer 19 can be inserted in draw-in groove and (will specifically introduces below).
The present embodiment Elastic reposition element 14 adopts torsion spring, and torsion spring set is located in the second rotating shaft 3 and its one end and the second gear 5 is fixed, and the other end is fixed with the body bolster for support speaker body 2.Elastic reset member 14 adopts the structure of other similar torsion springs to be all feasible.As long as can torsion be put aside when the second rotating shaft 3 rotates backward, to make the second gear 5 reset.
As shown in Figure 4, tooth bar 6 between first teeth portion 7 and the second teeth portion 8 is provided with the first guide part, contiguous first teeth portion 7 of first guide part, first guide part has conduction trough 21, in fact the first guide part is formed by two parallel projections 22, article two, form conduction trough 21 between projection 22, when the first gear 4 rotate backward to the tooth on it gradually near tooth bar 6 time, conduction trough 21 plays the effect of guiding to the first gear 4, the tooth of the first gear 4 will rotate along conduction trough 21, and after stop tab 15 boosts by pushing and pressing part 13, time tooth bar 6 return (moving in the direction towards the second gear 5), first gear 4 is meshed with the first teeth portion 7.
As shown in Figure 5, in the present embodiment, pushing and pressing part 13 is set to arc strip, it is arranged on the side of the first gear 4, and its arc core is positioned on the axis of the first gear 4.The end face of two projections 22 of the first guide part is set to cambered surface, when the first gear 4 is rotated backward to pushing and pressing part 13 towards tooth bar 6, can slip over from protruding 22 smoothly.
The present invention discloses a kind of notebook computer, as shown in Figure 9, notebook computer comprises display end 200, system end 300 and above-mentioned upset loud speaker 100, and upset loud speaker 100 is arranged on system end 300.
System end 300 comprises system bolster 23, as shown in Figure 10, and composition graphs 1, Fig. 2 and Fig. 9, system bolster 23 has a base plate 24 and the first relative side plate 25 and the second side plate 26, base plate 24 offers the draw-in groove 27 of strip, the lower end of the spacer 19 of stop part is plugged in draw-in groove 27.First side plate 25 and the second side plate 26 offer the first corresponding through hole 28, first rotating shaft 1 wear with the first through hole 28 in and can rotate by relative system bolster 23.
Display end 200 comprises display bolster 20, as depicted in figs. 1 and 2, display bolster 20 comprises top board and is connected to the lug (not indicating in figure) on top board, and one end that the first rotating shaft 1 is positioned at outside the first side plate 25 wears lug, makes display bolster 20 be fixed in the first rotating shaft 1; Top board is then positioned at the top of the first rotating shaft 1.
Body bolster for support speaker body 2 comprises the first noumenon bolster 29 and the second body bolster 30, both are supported on the two ends of loud speaker body 2 respectively, as shown in Figure 2, the first noumenon bolster 29 is fixed on the base plate 24 of system bolster 23, and the second body bolster 30 is fixed on system end 300.
Continue composition graphs 1 to Fig. 3, the first gear 4 is fixed on one end of the unfixing display bolster 20 of the first rotating shaft 1, and near the inner side of the second side plate 26, is provided with packing ring 31 between the first gear 4 and the second side plate 26.First rotating shaft 1 is arranged with packing ring 31, first gear 4, stop part, nut 32, packing ring 31, multiple shell fragment 33, packing ring 31, concave 34, brake cam 35 and packing ring 31 successively from the one end near the first gear 4.Shell fragment 33 axially can give concave 34 1 axial precompressions, and the surface of concave 34 is rough structure, and its opponent's part brake cam 35 also has the rough structure matched.Once create rotation, the structure of these two original couplings mutually, mutually will extrude and interfere and produce torsion.The principle that the structure of this part and torsion produce is same as the prior art, does not repeat them here.
Continue composition graphs 1 to Fig. 3, the first noumenon bolster 29 and the second side plate 26 are oppositely arranged, the first noumenon bolster 29 and the second side plate 26 all offer the second corresponding through hole 36, and (the second through hole 36 of the first noumenon bolster 29 is not shown owing to blocking, the second through hole 36 on second side plate 26 is see Figure 10), the second through hole 36 of the first noumenon bolster 29 and the second side plate 26 is passed in one end of second rotating shaft 3, and the other end is through the second body bolster 30.Second rotating shaft 3 can opposing body's bolster and the second side plate 26 be rotated, and loud speaker body 2 is fixed on the part of the second rotating shaft 3 between the second side plate 26 and the second body bolster 30.Be actually and make the second rotating shaft 3 through loud speaker body 2 and fix with it, to drive when the second rotating shaft 3 is rotated loud speaker body 2 to rotate together.Second gear 5 is between body bolster and the second side plate 26, and torsion spring is between the second gear 5 and the first noumenon bolster 29.
As shown in Figure 3, loud speaker body 2 has towards the side of the second side plate 26 the second guide part 37 protruding from its body, as shown in Figure 10, and in conjunction with Figure 11, second side plate 26 offers the gathering sill 38 of arc, when loud speaker body 2 rotates, the second guide part 37 slides in gathering sill 38, thus increases stability when loud speaker body 2 rotates.
As shown in Figure 9, the system end 300 of notebook computer of the present invention has the storage tank (not shown owing to being blocked by loud speaker body 100) for accommodating loud speaker body 100 on the surface of display end 200.Continue composition graphs 2 or Fig. 3, loud speaker body 2 has end face and side, sender 9 is offered on its lateral surface, when display end 200 angle turned between system end 300 is 0 degree, loud speaker body 2 is placed in storage tank completely, and the end face of loud speaker body 2 does not protrude from the surface of system end 300 towards display end 200.Overturning loud speaker 100 in the present embodiment is two, and two upset loud speakers 100 are symmetricly set on the two ends of system end 300 towards the rotating side of display end 200.
Below in conjunction with accompanying drawing, the rotation process of upset loud speaker of the present invention and notebook computer and operation principle are introduced.
First it should be noted that, in fact the predetermined angular of loud speaker body 2 can be arbitrarily angled, but considers practicality and necessity, in the present embodiment only at a predetermined angle in 0 ~ 90 degree of (such as 60 degree) scope for example is described.
As shown in figure 11, when display end 200 is in 0 degree, loud speaker body 2 is positioned at the storage tank of system end 300, press section 11 contacts with switch 10, loud speaker body 2 is made to be in the state of unvoicing, the tooth on the right side on the right side of the first gear 4 in the tooth of (so-called right side, refers to the right side in figure, as follows) and the first teeth portion 7 is in engagement; The tooth on the right side in the tooth on the right side of the second gear 5 and the second teeth portion 8 is in engagement; And left side is all in non-engagement, along with the rotation of display end 200, drive the first gear 4 to rotate and drive tooth bar 6 to move towards the direction of the second gear 6 (or loud speaker body 2), tooth bar 6 drives the second gear 5 to rotate in the process of movement, loud speaker body 2 is rotated rotate thereupon, sender 9 on loud speaker body 2 exposes, and the press section 11 on tooth bar 6 departs from switch 10, and loud speaker body 2 is switched to by the state of unvoicing and allows sounding state.Loud speaker body 2 finally turns to state as shown in figure 12.The torsion (how putting aside torsion will introduce below) of torsion spring release savings in this rotation process.
When loud speaker body 2 turns to predetermined angular 60 degree, owing to the first gear 4 only being arranged local tooth, this tooth has departed from and the engaging of tooth bar 6, tooth bar 6 will be no longer driven to move when being rotated further display end 200, second gear 5 is also no longer driven, and it is motionless that loud speaker body 2 just remains on predetermined angular.As shown in figure 13, display end 200 can turn to any operating angle (as 150 degree) of needs.
In the above-described state, if close display end 200, when display end 200 closes to 60 degree, tooth on first gear 4 is meshed with the first teeth portion 7 again, and be with carry-over bar 6 and the second gear 5 action, realize the rotation of the second gear 5 and loud speaker body 2, realize the closedown of loud speaker body 2.In the process, torsion spring savings torsion.
When display end 200 is in operating angle, and user only thinks mute speaker, as shown in Figure 14 and Figure 15, only need press and overturn loud speaker body 2, loud speaker body 2 is in be less than a certain angle of 0 degree, such as negative 5 degree of (these processes, torsion spring savings torsion), second gear 5 rotates backward and drives tooth bar 6 to move to the direction of the first gear 4 under the drive of loud speaker body 2, switch 10 is touched in press section 11 on tooth bar 6, stop part snaps in the backstop groove 17 of tooth bar 6 simultaneously, block tooth bar 6, it is made not continue mobile, thus achieve display end 200 when being in operating angle, can mute speaker body 2 separately, it is made to be in the state of unvoicing.
Under the state shown in Figure 14, if user wants to close display end 200, in initial rotation process, because the first gear 4 does not engage with the first teeth portion 7, the rotation of display end 200 can not cause any action of tooth bar 6, as shown in Figure 16 and Figure 17, when display end 200 turns to 5 degree, the pushing and pressing part 13 on the first gear 4 turns to stop tab 15 place, and along with the first gear 4 rotation pushing and pressing stop tab 15, make it depart from backstop groove 17, remove the backstop to tooth bar 6.Torsion spring release torsion, under the twisting force of torsion spring, second gear 8 rotates backward, tooth bar 6 moves towards the direction of the second gear 8 under the drive of the second gear 8, when moving to loud speaker body 2 and being in 0 degree, tooth bar 6 is blocked by the tooth on the first gear 4 and spacing and return to the initial condition shown in Figure 11.
Above embodiment is only exemplary embodiment of the present invention, and be not used in restriction the present invention, protection scope of the present invention is defined by the claims.Those skilled in the art can in essence of the present invention and protection range, and make various amendment or equivalent replacement to the present invention, this amendment or equivalent replacement also should be considered as dropping in protection scope of the present invention.
Claims (11)
1. overturn loud speaker, be applied on electronic product, described electronic product comprises first component and the second component of pivotable connection, and it is characterized in that, described upset loud speaker comprises:
Loud speaker body;
Transmission mechanism, it at least comprises the first rotating shaft and the second rotating shaft; Described first component is connected by described first rotating shaft pivotable with second component;
Drive described loud speaker body with described second axis of rotation to predetermined angular by described transmission mechanism during described first component upset, expose to make the sender on described loud speaker body.
2. upset loud speaker according to claim 1, wherein, described transmission mechanism also comprises:
First gear, it is fixed in described first rotating shaft, and rotates with described first component;
Second gear, it is fixed in described second rotating shaft, and rotates with described loud speaker body;
Tooth bar, it has the first teeth portion and the second teeth portion that are meshed with described first gear and the second gear respectively, make described first gear promote described tooth bar when moving, described tooth bar can drive described second pinion rotation to described loud speaker body to arrive described predetermined angular; Described tooth bar also has the press section that the switch for controlling described loud speaker body opens and closes.
3. upset loud speaker according to claim 2, wherein, described first teeth portion and the second teeth portion lay respectively at the close both ends of described tooth bar; The section of being meshed of described first gear and the first teeth portion is shorter than the section of being meshed of described second gear and the second teeth portion, after arriving described predetermined angular to make described first gear driven second pinion rotation to described loud speaker body, when described first gear is rotated further, described tooth bar and the second gear remain on fixed position.
4. upset loud speaker according to any one of claim 1 to 3, wherein, also comprises:
Stop part, the motion of tooth bar described in backstop during for driving described second gear when described loud speaker body is rotated backward by described predetermined angular to drive described tooth bar counter motion to described press section to press described switch;
Pushing and pressing part, it is arranged on described first gear, for pushing against described stop part when described first gear and described tooth bar are in engagement or pre-engagement state, makes the backstop of described stop part releasing to described tooth bar;
Elastic reset member, it is arranged in described second rotating shaft, the described elastic reset member savings torsion when described loud speaker body is rotated backward by described predetermined angular.
5. upset loud speaker according to claim 4, wherein, described stop part comprises stop tab, connecting portion and two spacers, and described stop part is sheathed in described first rotating shaft by described connecting portion, and described stop tab is fixedly connected on described connecting portion; The side of described tooth bar offers backstop groove, described stop tab has the stopper section of matching with described backstop groove; Two described spacers to be all fixedly connected on described connecting portion and to lay respectively at the both sides of described stop tab; Described second component offers the draw-in groove corresponding with described spacer, and one end of described spacer is connected with described connecting portion, and the other end embeds in described draw-in groove.
6. upset loud speaker according to claim 3, wherein, described elastic reset member is torsion spring, and described torsion spring set is located in described second rotating shaft and its one end and described second gear is fixed, the other end with fix for the body bolster supporting described loud speaker body.
7. upset loud speaker according to claim 4, wherein, described tooth bar between described first teeth portion and the second teeth portion is provided with the first guide part near described first teeth portion, and described first guide part has the conduction trough allowing the tooth on it to pass through when described first pinion rotation.
8. notebook computer, wherein, comprise the upset loud speaker according to any one of claim 1 to 7, described first component is display end, and described second component is system end, and described upset loud speaker is arranged on described system end.
9. notebook computer according to claim 8, wherein, described system end comprises system bolster, and described system bolster has a base plate and the first relative side plate and the second side plate, and described draw-in groove is strip and is opened on described base plate; Described first side plate and the second side plate offering the corresponding through hole for making described first rotating shaft wear, can rotate relative to described system bolster to make described first rotating shaft;
Described display end comprises display bolster, and one end that described display bolster and described first rotating shaft are positioned at outside described first side plate is fixed; Described first gear is fixed on the other end of described first rotating shaft, and near the inner side of described second side plate; Described body bolster comprises the first noumenon bolster and the second body bolster, described the first noumenon bolster is fixed on the base plate of described system bolster, one end of described second rotating shaft is through described the first noumenon bolster and described second side plate, the other end is through described second body bolster, described second rotating shaft and described body bolster and the second side plate are rotationally connected, and described loud speaker body is fixed on the part of described second rotating shaft between described second side plate and the second body bolster; Described second gear is between described body bolster and the second side plate.
10. notebook computer according to claim 9, wherein, described loud speaker body has towards the side of described second side plate the second guide part protruding from its body, described second side plate offers the gathering sill of arc, when described loud speaker body rotates, described second guide part slides in described gathering sill.
Notebook computer according to any one of 11. according to Claim 8 to 10, wherein, described system end has the storage tank for receiving described loud speaker body on the surface of described display end; Described loud speaker body has end face and side, described sender is opened on described side, when the described display end angle turned between described system end is 0 degree, loud speaker body is placed in described storage tank completely, and the end face of described loud speaker body does not protrude from the surface of described system end towards described display end.
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| CN201510003034.0A CN104486704B (en) | 2015-01-05 | 2015-01-05 | Laptop |
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| CN107665014A (en) * | 2017-09-19 | 2018-02-06 | 合肥惠科金扬科技有限公司 | A kind of processing method of the loudspeaker assembly of notebook computer |
| CN107741788A (en) * | 2017-09-29 | 2018-02-27 | 捷开通讯(深圳)有限公司 | Tumbler, keyboard and electronic equipment |
| CN108762401A (en) * | 2018-07-25 | 2018-11-06 | 合肥联宝信息技术有限公司 | A kind of electronic equipment |
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| CN109960330A (en) * | 2017-12-26 | 2019-07-02 | 仁宝电脑工业股份有限公司 | Electronic device |
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| CN112088536A (en) * | 2018-06-26 | 2020-12-15 | 惠普发展公司，有限责任合伙企业 | Angle modification of audio output device |
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| CN109634355A (en) * | 2017-10-06 | 2019-04-16 | 和硕联合科技股份有限公司 | Portable electronic devices and pivot assembly |
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| CN112088536B (en) * | 2018-06-26 | 2023-11-10 | 惠普发展公司，有限责任合伙企业 | Angle modification of audio output device |
| CN108762401A (en) * | 2018-07-25 | 2018-11-06 | 合肥联宝信息技术有限公司 | A kind of electronic equipment |
| CN113572878A (en) * | 2020-04-29 | 2021-10-29 | 维沃移动通信有限公司 | Electronic device, control method and control device thereof, and readable storage medium |
| CN112770202A (en) * | 2021-01-05 | 2021-05-07 | 重庆蓝岸通讯技术有限公司 | Speaker and audio-visual equipment can overturn |
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Effective date of registration: 20201208 Address after: 601-g6-1, 6th floor, building 2, No. 6, Shangdi West Road, Haidian District, Beijing 100085 Patentee after: Lenovo Kaitian Technology Co., Ltd Address before: 230601 Anhui city of Hefei Province Economic and Technological Development Zone Cuiwei Road No. 6 Building 4 floor No. 418 constant sea Patentee before: HEFEI LCFC INFORMATION TECHNOLOGY Co.,Ltd. |