A kind of contact-carrying switch
Technical field
The present invention relates to a kind of for electric wiring, electric equipment provide connection, the switch of disjunction, particularly a kind of switch of contact-carrying.
Background technology
Traditional contact-carrying switch generally includes the be interlocked housing that constitutes and be movable relatively action bars and the action contact frame that cooperates of base, loam cake, and described action bars drives that action contact frame is movable in housing realizes the phase transformation of connecting and disconnecting process.Currently marketed contact-carrying switch disconnects after connecting again, and switch is returned in the process of initial open position, can not realize the function of kick, and operate time is slower, and the contact damage is serious, and switch life is shorter.
Summary of the invention
At the deficiency that prior art exists, the object of the present invention is to provide a kind ofly after connecting, to disconnect again, switch is returned to the contact-carrying switch that can realize the kick function in the process of initial open position.
For achieving the above object, the invention provides following technical scheme: a kind of contact-carrying switch, comprise the be interlocked housing that constitutes and be movable relatively action bars and the action contact frame that cooperates of base, loam cake, it is characterized in that: also be provided with stop frame in the described housing, be provided with lockable mechanism between described stop frame and the action contact frame, between described stop frame and the action bars release mechanism be set; Described action contact frame is provided with the position, both ends, when action contact frame is in end position, between stop frame and the action contact frame by lockable mechanism locking mutually; Described action bars is provided with the release point in its stroke, reach suitable release opportunity by regulating release point at the location point of action bars stroke; After described action bars stroke arrives release point, by release mechanism release stop frame between action bars and the stop frame and the lockable mechanism between the action contact frame; After the lockable mechanism release between described stop frame and the action contact frame, it is movable in housing that action bars can drive action contact frame by flexible member.
By adopting technique scheme, after the contact-carrying switch is converted to on-state from off-state, stop frame and action contact frame are realized locking, make the contact-carrying switch reset in the off-state process, before the release mechanism action, action contact frame is failure to actuate, after action bars moves to release point, release mechanism between stop frame and the action bars carries out release to lockable mechanism, action contact frame quick acting under the flexible member effect between action bars and the action contact frame, moving contact on the action contact frame separates fast with fixed contact on the housing, and action contact frame is got back to off-state, reaches the function of kick.
The present invention also adopts following attached technical scheme:
Described stop frame comprises lock part, separates the lock section, reset portion, location division, and described location division links with the limiting section that described housing is provided with, the described lock part formation lockable mechanism that matches with the screens portion that described action contact frame is provided with; Described reset portion one end and housing are conflicted and are formed reset force, and the screens portion on described lock part and the described action contact frame that facilitates connects, described lockable mechanism locking; Described action bars is provided with the butting section, and described butting section compresses the described lock section of separating, and overcomes the reset force of described reset portion, facilitate on described lock part and the described action contact frame screens part from, described lockable mechanism release constitutes release mechanism.
The present invention also can be set to: described stop frame comprises lock part, separates the lock section, reset portion, location division, described location division links with the limiting section that described housing is provided with, the described lock part formation lockable mechanism that matches with the screens portion that described action contact frame is provided with; Described reset portion one end and action bars are conflicted and are positioned on the action bars and can slide with action bars in the groove, when described reset portion moves to described lock part one side with action bars, form clockwise reset force, the screens portion on described lock part and the described moving action contact frame that facilitates connects described lockable mechanism locking; Described reset portion moves to described when separating lock section one side with action bars, form counterclockwise releasing force, facilitate on described lock part and the described moving action contact frame the screens part from, described lockable mechanism release constitutes release mechanism.
The present invention further is set to: described location division is a rod member, and described limiting section is a breach, and described location division can be rotated in described limiting section.
Described reset portion is a flexible member.
Described location division is to face directly, and described limiting section is to face directly, can slide on described limiting section in described location division.
Described butting section is an inclined-plane, and the described lock section of separating is an inclined-plane, and the inclined-plane abuts ramp surface forms to be analyzed, and overcomes the reset force of described reset portion.
Described action contact frame is provided with on-position and the open position that the position, both ends is respectively switch; Between the end position of described action contact frame when the on-position of switch, described stop frame and described action contact frame by lockable mechanism locking mutually.
Described action contact frame is provided with moving contact, and described housing is provided with fixed contact, and when the on-position of switch, described moving contact and fixed contact are fitted, and form the path turning circuit; When the open position of switch, described moving contact separates with fixed contact, and turning circuit is cut off, and formation is opened circuit.
By regulating suitable release point, reaching described action contact frame, to move to the open position required time from on-position in described housing shorter.
The beneficial effect that adopts the present invention to bring: (1) the present invention has increased stop frame 4 between action bars 2 and action contact frame 3, action bars 2 is in its movement travel and before the no show release point, though the disjunction power that action bars 2 produces to the right action contact frame 3 by flexible member 2a, but action contact frame is constituted the lockable mechanism locking by the 3a of screens portion lock part 4a, can not produce the disjunction action; Action bars 2 arrives release point in its movement travel after, compress by the butting section 2b on it and to separate lock section 4b, the release mechanism action, impel the lock part 4a in the lockable mechanism to separate with the 3a of screens portion, action contact frame 3 beginning quick actings under the elastic force effect of flexible member 2a, moving contact 3b on the action contact frame 3 separates with fixed contact 1a on the housing 1, generation disjunction action, effectively avoided the human factor to the speed of the action influencing contactor separating action of action bars because of the operator, the disjunction stability of contact improves greatly, further prolong the useful life of contact, improve the stability of switch.(2) the present invention has increased lockable mechanism on action contact frame, though acting on the elastic force of action contact frame by flexible member, action contact frame in its stroke, constantly changes, the force variation of flexible member causes the pressure of contact to be reduced to certain numerical value approaching zero and situation that switch does not disconnect but the increase of lockable mechanism has been avoided, have only after action bars moves to release point, moving contact just separates with fixed contact, avoid the contact not have pressure and burn sticking and can not cut off circuit, improve the fail safe of switch greatly.(3) the present invention has increased lockable mechanism on action contact frame, switch is during from open position to the on-position process, because action contact frame quickens and produces certain speed under the flexible member effect, after moving contact and fixed contact are connected, action contact frame is by locking, avoided action contact frame to separate then once more the danger that connection formation secondary is connected electric arc with fixed contact, greatly reduced the burning arc loss of contact, the life-span of having improved contact and switch because of impacting the housing bounce-back and then driving moving contact.(4) the present invention has increased lockable mechanism on action contact frame, and switch is in its useful life, and the pressure of contact can not diminish and influenced because of the elastic force of flexible member, and the cut-in pressure between contact and the contact is more guaranteed, and the fail safe of switch is more guaranteed.
Below in conjunction with accompanying drawing the present invention is further described.
Description of drawings
Fig. 1 is that the embodiment of the invention one splits schematic diagram;
Fig. 2 is the embodiment of the invention one an initial off-state partial sectional view;
Fig. 3 is that the embodiment of the invention one is connected process partial sectional view one;
Fig. 4 is the embodiment of the invention one an on-state partial sectional view;
Fig. 5 is that the embodiment of the invention one is connected end back partial sectional view;
Fig. 6 is the embodiment of the invention one a dispose procedure partial sectional view;
Partial sectional view when Fig. 7 is the embodiment of the invention 1 dispose procedure release point;
Fig. 8 is the embodiment of the invention 1 a dispose procedure release point back partial sectional view;
Fig. 9 is that the embodiment of the invention one is replied initial off-state partial sectional view;
Figure 10 is the embodiment of the invention two stop frame front schematic view;
Figure 11 is the embodiment of the invention two initial off-state partial sectional views;
Figure 12 is that the embodiment of the invention three splits schematic diagram;
Figure 13 is the embodiment of the invention three breaking course partial sectional views;
Figure 14 is three fens partial sectional views of having no progeny of the embodiment of the invention;
Figure 15 is that the embodiment of the invention four splits schematic diagram;
Figure 16 is the embodiment of the invention four initial opening state partial sectional views;
Figure 17 is the embodiment of the invention four closing course partial sectional views one;
Figure 18 is the embodiment of the invention four closing course partial sectional views two;
Figure 19 is the embodiment of the invention four closure state partial sectional views;
Figure 20 is the embodiment of the invention four dispose procedure partial sectional views one;
Figure 21 is the embodiment of the invention four dispose procedure partial sectional views two;
Figure 22 is that the embodiment of the invention four is replied initial opening state partial sectional view.
Embodiment
A kind of contact-carrying switch disclosed by the invention, comprise the be interlocked housing 1 that constitutes and be movable relatively action bars that cooperates 2 and action contact frame 3 of base 11, loam cake 12, also be provided with stop frame 4 in the described housing, be provided with lockable mechanism 5 between described stop frame 4 and the action contact frame 3, between described stop frame 4 and the action bars 2 release mechanism 6 be set; Described action contact frame 3 is provided with the position, both ends, when action contact frame 3 is in end position, between stop frame 4 and the action contact frame 3 by lockable mechanism 5 locking mutually; Described action bars 2 is provided with the release point in its stroke, reach suitable release opportunity by regulating release point at the location point of action bars 2 strokes; After described action bars 2 strokes arrive release point, by the lockable mechanism 5 between 6 release stop frames 4 of the release mechanism between action bars 2 and the stop frame 4 and the action contact frame 3; After lockable mechanism 5 releases between described stop frame 4 and the action contact frame 3, it is movable in housing 1 that action bars 2 can drive action contact frame 3 by flexible member 2a.So be provided with, the switch of contact-carrying is when off-state is converted to on-state, stop frame 4 is realized locking with action contact frame 3, make the switch of contact-carrying reset in the off-state process, before release mechanism 6 actions, action contact frame 3 is failure to actuate, after action bars 2 moves to release point, 6 pairs of lockable mechanisms of release mechanism between stop frame 4 and the action bars 25 carry out release, action contact frame 3 quick acting under the flexible member 2a effect between action bars 2 and the action contact frame 3, moving contact 3b separates fast with fixed contact 11a, cuts off circuit, action contact frame 3 is got back to off-state, reaches the function of kick.Stop frame 4 of the present invention can adopt the multitude of different ways setting with lockable mechanism 5 and release mechanism 6.
Embodiment one:
Referring to accompanying drawing 1, action bars 2 dotted arrow indications are another view of action bars 2 among Fig. 1, stop frame 4 dotted arrow indications are another view of stop frame 4 among Fig. 1, loam cake 12 dotted arrow indications are another view of loam cake 12 among Fig. 1, described stop frame 4 comprises lock part 4a, separates lock section 4b, reset portion 4c, location division 4d, the 1 limiting section 1a that is provided with links on described location division 4d and the described housing, and described lock part 4a matches with the 3a of screens portion that described action contact frame 3 is provided with and constitutes lockable mechanism 5; Described reset portion 4c one end and housing are conflicted and are formed reset force, facilitate on described lock part 4a and the described action contact frame 3 the 3a of screens portion to connect described lockable mechanism 5 lockings; Described action bars 2 is provided with butting section 2b, and described butting section 2b compresses the described lock section 4b that separates, and overcomes the reset force of described reset portion 4c, facilitates on described lock part 4a and the described action contact frame 3 the 3a of screens portion to separate, and described lockable mechanism 5 releases constitute release mechanism 6.Referring to accompanying drawing 2 to accompanying drawing 5, by adopting technique scheme, the contact-carrying switch in off-state to the on-state process, action bars 2 moves right, by flexible member 2a effect, impel action contact frame 3 to be moved to the left, when action contact frame 3 moved to on-position, moving contact 3b on the action contact frame 3 and the fixed contact 1a on the housing 1 connected, and reset portion 4c is a spring, reset portion 4c compresses housing 1, form downward reaction force, described stop frame 4 clockwise rotates, after described lock part 4a and the 3a of screens portion connect, stop action contact frame 3 to move right, make action contact frame 3 and stop frame 4 realize locking; Referring to accompanying drawing 6 to accompanying drawing 9, the contact-carrying switch in on-state to the off-state process, by flexible member 2a effect, the elastic force that impels action contact frame 3 to produce to the right, described lock part 4a is with before the 3a of screens portion separates, action contact frame 3 does not produce motion, after action bars 2 moves to release point left, described butting section 2b ramp compresses separates lock section 4b ramp, overcome the reset force effect, stop frame 4 rotates counterclockwise, and described lock part 4a separates with the 3a of screens portion, and then make action contact frame 3 and stop frame 4 release mutually, action contact frame 3 is action to the right fast under the flexible member 2a effect between action bars 2 and the action contact frame 3, and moving contact 3b separates fast with fixed contact 11a, cuts off circuit, action contact frame 3 is got back to off-state, reaches the function of kick.
Embodiment two:
Referring to accompanying drawing 10, stop frame 4 dotted arrow indications are another view of stop frame 4 among Figure 10, referring to accompanying drawing 1 to Figure 11, this example is to replace accompanying drawing 1 to moving frame 4 forms in the accompanying drawing 9 among the embodiment one to become action contact frame 4 forms among Figure 10, reset portion 4c is designed to sheet form, compresses shell 1 and produces clockwise reset force in order to the distortion by sheet.
Embodiment three:
Referring to accompanying drawing 12, stop frame 4 dotted arrow indications are another view of stop frame 4 among Figure 12, referring to accompanying drawing 1 to Fig. 9, Figure 12 to Figure 14, this example is to replace accompanying drawing 1 to stop frame 4 forms in the accompanying drawing 9 among the embodiment one to become stop frame 4 forms among Figure 12, replacement accompanying drawing 1 to the limiting section 1a form in the accompanying drawing 9 becomes the limiting section 1a form among Figure 12, this example location division 4d is designed to slippage form form from original rotation form, reset portion 4c compresses shell 1 in order to produce downward reset force, butting section 2b ramp compresses separates lock section 4b ramp, produces upwards releasing force.
Above-mentioned three kinds of schemes have only provided three kinds of concrete structures of stop frame 4.But be not limited to this three kinds of structures, if can play when action contact frame 3 after on-state, reset portion 4c compresses shell 1 and produces reset force, impels stop frame 4 and action contact frame 3 lockings; After action bars 2 moved to release point left, described butting section 2b compressed and separates lock section 4b, realized that release gets final product.
Embodiment four:
Referring to accompanying drawing 15, action bars 2 dotted arrow indications are another view of action bars 2 among Figure 15, stop frame 4 dotted arrow indications are another view of stop frame 4 among Figure 15, loam cake 12 dotted arrow indications are another view of loam cake 12 among Figure 15, described stop frame 4 comprises lock part 4a, separates lock section 4b, reset portion 4c, location division 4d, described location division 4d and the limiting section 1a that described housing 1 is provided with link, and described lock part 4b matches with 3 3a of screens portion that are provided with on the described action contact frame and constitutes lockable mechanism 5; Described reset portion 4c one end and action bars 2 conflicted and is positioned in that 2c can be with action bars 2 activities in the groove on the action bars 2, when described reset portion 4c moves to described lock part 4a one side with action bars 2, form clockwise reset force, facilitate on described lock part 4a and the described moving action contact frame 3 the 3a of screens portion to connect described lockable mechanism 5 lockings; Described reset portion 4c moves to described when separating lock section 4b one side with action bars 2, form counterclockwise releasing force, facilitates on described lock part 4a and the described moving action contact frame 3 the 3a of screens portion to separate, and described lockable mechanism 5 releases constitute release mechanism 6.Pass through to adopt technique scheme referring to accompanying drawing 16 to Figure 19, the contact-carrying switch in off-state to the on-state process, action bars 2 moves right, by flexible member 2a effect, impel action contact frame 3 to be moved to the left, when action contact frame 3 moves to on-position, moving contact 3b on the action contact frame 3 and the fixed contact 1a on the housing 1 connect, reset portion 4c is a spring, and reset portion 4c compresses action bars 2, forms downward reaction force, described stop frame 4 clockwise rotates, after described lock part 4a and the 3a of screens portion connect, stop action contact frame 3 to move right, make action contact frame 3 and stop frame 4 realize locking; Referring to accompanying drawing 20 to accompanying drawing 22, the contact-carrying switch in on-state to the off-state process, by flexible member 2a effect, the elastic force that impels action contact frame 3 to produce to the right, described lock part 4a is with before the 3a of screens portion separates, action contact frame 3 does not produce motion, after action bars 2 moves to release point left, described reset portion 4c compresses and separates lock section 4b ramp, produce releasing force, stop frame 4 rotates counterclockwise, and described lock part 4a separates with the 3a of screens portion, and then make action contact frame 3 and stop frame 4 release mutually, action contact frame 3 is action to the right fast under the flexible member 2a effect between action bars 2 and the action contact frame 3, and moving contact 3b separates fast with fixed contact 11a, cuts off circuit, action contact frame 3 is got back to off-state, reaches the function of kick.
Embodiment four directions case has only provided a kind of concrete structure of stop frame 4.But be not limited to this structure, if can play when action contact frame 3 after on-state, reset portion 4c compresses action bars 2 and produces reset forces, impels stop frame 4 and action contact frame 3 lockings; After action bars 2 moved to release point left, described reset portion 4c compressed and separates lock section 4b, realized that release gets final product.
Above-mentioned four kinds of schemes have only provided action bars 2, action contact frame 3, a kind of concrete structure of flexible member 2a.But be not limited to this version, its version can be rotation, swings etc. are moving contact on the switch and fixed contact applying as long as can play 2 one direction motions of action bars, and the motion of action bars 2 another one directions gets final product for the moving contact on the switch separates with fixed contact.