CN103867496B - The liquid with ball thrust bearing and sliding conical bearing provides device - Google Patents
The liquid with ball thrust bearing and sliding conical bearing provides device Download PDFInfo
- Publication number
- CN103867496B CN103867496B CN201410131849.2A CN201410131849A CN103867496B CN 103867496 B CN103867496 B CN 103867496B CN 201410131849 A CN201410131849 A CN 201410131849A CN 103867496 B CN103867496 B CN 103867496B
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- liquid
- pressure
- pipeline
- pressure chamber
- rotation
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- Expired - Fee Related
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- 239000007788 liquid Substances 0.000 title claims abstract description 100
- 239000012535 impurity Substances 0.000 claims description 20
- 238000003756 stirring Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000000737 periodic effect Effects 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003534 oscillatory effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
A kind of air pressure that utilizes with sliding conical bearing and ball thrust bearing provides the device of liquid, comprise pressure air supplier (7), pressure chamber (8), pressure feed pipe (9), liquid provides pipeline (10) and draws filtrating equipment (20), wherein, described pressure air supplier (7) for by pressure feed pipe (9) for pressure chamber (8) provides pressure, described pressure chamber (8) can pressurize to the liquid in pressure chamber (8) and provide pipeline (10) by liquid and send, the described filtrating equipment (20) that draws is arranged on the medial extremity that liquid provides pipeline (10), described liquid is filtered from during pressure chamber (8) draw liquid for providing pipeline (10) at described liquid, the outboard end that liquid provides pipeline (10) sends liquid for flowing, the top of described pressure chamber (8) is provided with liquid inlet (81).
Description
Technical field
The present invention relates to a kind of device utilizing air pressure to provide liquid, relate more particularly to a kind of air pressure that utilizes automatically can removing floccule and provide the device of liquid.
Background technique
The device utilizing air pressure to provide liquid safeguards and widely used a kind of equipment spraying liquid in industry in agricultural, greenery patches.Air pressure is utilized to provide the water quality of the use of the device of liquid different according to the difference at water source, therefore, in order to prevent the device utilizing air pressure to provide liquid from normally being run by the impurity effect in liquid, often there is filtration at the end utilizing air pressure to provide the liquid sucking tube road of the device of liquid.
But, due to the suction that the device utilizing air pressure to provide liquid is operationally formed, a large amount of impurity absorption in the environs easily liquid being provided pipe end; And the impurity of some floccule just rests on the filter structure place that liquid provides pipe end; In the course of time, these cotton-shaped impurity are more long-pending thicker, can have an impact to the liquid properties of entering that liquid provides pipeline, and impact simultaneously utilize air pressure to provide the device of liquid go out amount of liquid, and then waste power, impact uses; More seriously, the power mechanism utilizing air pressure to provide the device of liquid can be caused to occur overload and cause equipment Risk.
The more existing removing utilizing air pressure to provide the cotton-shaped impurity of filtrating equipment of the input duct end of the device of liquid generally relies on manually to be carried out.Because the existing device water quality utilizing air pressure to provide liquid has requirement, even if the device utilizing air pressure to provide liquid applied under the occasion that impurity is more also can shift out termly from drawing liquid body fluid body source clean, thus this problem still can be born.But, in some cases, the maintenance of such as urban lawn, the device utilizing air pressure to provide liquid needs from some reserve liquid body source draw liquid stream, these reserve liquid body sources are such as the rainwater, the even undressed surface runoff water of middle water that reclaim, and these appliance arrangements utilizing air pressure to provide liquid do not have the condition of regularly carrying out manual maintenance, therefore, the normal operation under this situation, the removing of impurity being provided to the device of liquid with utility air pressure just has active demand.
Summary of the invention
The object of this invention is to provide a kind of air pressure that utilizes utilizing air pressure to provide the cotton-shaped impurity screening of device liquid inlet pipe end of liquid of can automatically removing and provide the apparatus system of liquid, it does not need to provide independent power source, and automatically according to specific needs cotton-shaped impurity is removed, or prevent the attachment of cotton-shaped impurity.
The technical solution used in the present invention is as follows:
A kind of air pressure that utilizes with sliding conical bearing and ball thrust bearing provides the device of liquid, comprise pressure air supplier, pressure chamber, pressure feed pipe, liquid provides pipeline and draws filtrating equipment, wherein, described pressure air supplier is used for by pressure feed pipe for pressure chamber provides pressure, described pressure chamber can pressurize to the liquid in pressure chamber and provide pipeline by liquid and send, the described filtrating equipment that draws is arranged on the medial extremity that liquid provides pipeline, described liquid is filtered from during pressure chamber's draw liquid for providing pipeline at described liquid, the outboard end that liquid provides pipeline sends liquid for flowing, the top of described pressure chamber is provided with liquid inlet.
Describedly draw that filtrating equipment comprises atmospheric communicating pipe, pressure enters pipe and solenoid valve, the first end of described atmospheric communicating pipe stretches out outside pressure chamber and is communicated with air, the first end that described pressure enters pipe in pressure chamber for being communicated with the air of the supercharging in pressure chamber.
The described filtrating equipment that draws also comprises rotatable parts and fixed component, wherein, fixed component comprises cylindrical barrel portion and fixing frame portion, the upper end portion of cylindrical barrel portion is closed, underpart opening, fixing frame portion is the annular frame with space, and the described inside portion in fixing frame portion is fixedly connected with the periphery of the upper end portion of cylindrical barrel portion, and the described medial extremity that the lateral part in fixing frame portion and liquid provide pipeline is fixedly connected with, thus, fixed component is fixed to liquid and provides pipeline.
Rotatable parts comprise central shaft, bottom lock disk, radial extension joint and rotation and stir part, the upper end of central shaft is tightly connected rotationally by the upper end portion of conical bearing and described cylindrical barrel portion, and the upper end of central shaft is also provided with locking nut, described locking nut can against described conical bearing by the upwards tractive locking of described central shaft; The lower end of described central shaft is fixedly connected with the center of bottom lock disk, the excircle position of the upper surface of described bottom lock disk to be sealed rotationally with the underpart of cylindrical barrel portion by Stamping Steel Ribbon and contacts, thus, described bottom lock disk and described cylindrical barrel portion can surround the chamber being formed and have sealing; The inner side that periphery and the radial direction of the outer circumference portion of described bottom lock disk extend joint is fixedly connected with, the outside that described radial direction extends joint is fixedly connected with the lower end that part is stirred in rotation, the upper end that part is stirred in described rotation is connected by thrust-bearing with the described medial extremity that liquid provides pipeline, described rotation is stirred the periphery of part and the radial outside extending joint and is provided with and stirs bar, described in stir bar can avoid in liquid cotton-shaped impurity attachment when rotating; Part is stirred in described rotation, radial extension in joint and fixing frame portion is provided with the passage flowed through for liquid; Wherein, described conical bearing comprises outer sleeve and inner sleeve, and the outer surface of described outer sleeve is cone shape, internal surface is also cone shape, the outer surface of described inner sleeve is cone shape, and internal surface is cylindrical shape, and described cylindrical shape is used for passing for central shaft around formation cylindrical hole; The slidingsurface with lubricity is formed between the outer surface of the internal surface of the cone shape of described outer sleeve and the cone shape of described inner sleeve; Thrust-bearing is divided into annulus and lower annulus, upper annulus divides with rotation clicking section and is connected, the inner side of lower annulus is inwardly stretched out relative to upper annulus and is formed interior protuberance, the external cylindrical surface that described liquid provides pipeline is provided with circumferential recess, described interior protuberance embeds in described circumferential recess, is provided with ball between described upper annulus and lower annulus.
Described central shaft is fixedly installed at two diametrically relative rotation blades along its axial direction, and the inside of described cylindrical barrel portion is fixedly installed at two diametrically relative stator blades in their longitudinal direction, central shaft to be arranged between described two stator blades and to be tightly connected rotationally with it, thus, the inner space of described cylindrical barrel portion is divided into four sealing sectors by two stator blades and two rotation blades.
First entrance of the second end and solenoid valve that pressure enters pipe is communicated with, second entrance of solenoid valve is connected with the second end of described atmospheric communicating pipe, first outlet of solenoid valve is connected with the first export pipeline, first export pipeline is divided into the first outlet branch road A and first outlet branch road B, and the first outlet branch road A seals in sector with described four respectively with the first outlet branch road B and is communicated with in two diametrically relative sectors; Second outlet of solenoid valve is connected with the second export pipeline, second export pipeline is divided into the second outlet branch road A and second outlet branch road B, and the second outlet branch road A seals in sector with described four respectively with the second outlet branch road B and is communicated with in two other diametrically relative sector; Solenoid valve comprises two working staties, in the first operative state, and the first entrance and the first outlet, the second entrance and the second outlet; In a second operative state, the first entrance and the second outlet, the second entrance and the first outlet; Solenoid valve can controllably periodically conversion under described two working staties.
When operating, described pressure air supplier makes the air pressurized in pressure chamber, when needs prevent cotton-shaped impurity from adhering to, electromagnetic valve work, when when the first working state, the air of supercharging enters pipe by pressure and is fed in two diametrically relative sectors, and is communicated with atmospheric communicating pipe in two other diametrically relative sector, thus two rotation blades are rotated with first direction; When solenoid valve is transformed into the second working state, be communicated with atmospheric communicating pipe in two diametrically relative sectors, the air of supercharging enters pipe by pressure and is fed to two other sector described in diametrically relative, thus two rotation blades are rotated with second direction; Thus, described rotation can be driven to stir part for central shaft and the radial joint periodic reverse that extends rotates, thus prevents from cotton-shaped impurity to be attached to drawing on filtrating equipment.
By above-mentioned technological scheme, due to the air pressure produced when make use of and utilize air pressure to provide the plant running of liquid, without the need to providing Power Component in addition, save equipment cost and maintenance cost.Meanwhile, carry out periodicity commutation owing to employing solenoid valve, can effectively realize oscillatory type to-and-fro motion, effectively cotton-shaped impurity is prevented and removed, it controls flexibly, directly to close, and can not affect the normal operation of Whole Equipment without the need to using when to it simultaneously.The connecting pipeline of four sectors is arranged on the position near stator blade, at utmost can guarantees the activity space of rotation blade, a kind of physics can be provided spacing for the motion of rotation blade simultaneously, guarantee equipment reliability of operation.
Accompanying drawing explanation
Fig. 1 is the schematic diagram utilizing air pressure to provide the general structure of the apparatus system of liquid of the present invention;
Fig. 2 is longitudinal schematic diagram that the liquid utilizing air pressure to provide the apparatus system of liquid of the present invention provides the general structure of pipe end filtrating equipment.
Fig. 3 is the end view that the liquid utilizing air pressure to provide the apparatus system of liquid of the present invention provides pipe end filtrating equipment, it illustrates the power running principle of filtrating equipment.
Fig. 4 is the cross-section illustration intention of sliding conical bearing.
Fig. 5 is the structural representation of ball thrust bearing.
Embodiment
Below in conjunction with accompanying drawing 1-5, the present invention is described in detail.
A kind of air pressure that utilizes with sliding conical bearing and ball thrust bearing provides the device of liquid, comprise pressure air supplier 7, pressure chamber 8, pressure feed pipe 9, liquid provides pipeline 10 and draws filtrating equipment 20, wherein, described pressure air supplier 7 for by pressure feed pipe 9 for pressure chamber 8 provides pressure, described pressure chamber 8 can pressurize to the liquid in pressure chamber 8 and provide pipeline 10 by liquid and send, the described filtrating equipment 20 that draws is arranged on the medial extremity that liquid provides pipeline 10, described liquid is filtered from during pressure chamber's 8 draw liquid for providing pipeline 10 at described liquid, the outboard end that liquid provides pipeline 10 sends liquid for flowing, the top of described pressure chamber 8 is provided with liquid inlet 81.
Describedly draw that filtrating equipment 20 comprises atmospheric communicating pipe 5, pressure enters pipe 4 and solenoid valve 6, the first end of described atmospheric communicating pipe 5 stretches out that pressure chamber 8 is outer to be communicated with air, the first end that described pressure enters pipe 4 in pressure chamber 8 for being communicated with the air of the supercharging in pressure chamber 8.
The described filtrating equipment 20 that draws also comprises rotatable parts 2 and fixed component 1, wherein, fixed component 1 comprises cylindrical barrel portion 102 and fixing frame portion 101, the upper end portion of cylindrical barrel portion 102 is closed, underpart opening, fixing frame portion 101 is for having the annular frame in space, the inside portion in described fixing frame portion 101 is fixedly connected with the periphery of the upper end portion of cylindrical barrel portion 102, and the described medial extremity that the lateral part in fixing frame portion 101 and liquid provide pipeline 10 is fixedly connected with, thus, fixed component 1 is fixed to liquid and provides pipeline 10.
Rotatable parts 2 comprise central shaft 21, bottom lock disk 24, radial extension joint 25 and rotation and stir part 23, the upper end of central shaft 21 is tightly connected rotationally by the upper end portion of conical bearing 121 with described cylindrical barrel portion 102, and the upper end of central shaft 21 is also provided with locking nut 122, described locking nut 122 can against described conical bearing 121 by the upwards tractive locking of described central shaft 21; The lower end of described central shaft 21 is fixedly connected with the center of bottom lock disk 24, the excircle position of the upper surface of described bottom lock disk 24 to be sealed rotationally with the underpart of cylindrical barrel portion 102 by Stamping Steel Ribbon 120 and contacts, thus, described bottom lock disk 24 can surround with described cylindrical barrel portion 102 chamber being formed and have sealing; The inner side that periphery and the radial direction of the outer circumference portion of described bottom lock disk 24 extend joint 25 is fixedly connected with, the outside that described radial direction extends joint 25 is fixedly connected with the lower end that part 23 is stirred in rotation, the upper end that part 23 is stirred in described rotation is connected by thrust-bearing 29 with the described medial extremity that liquid provides pipeline 10, described rotation is stirred the periphery of part 23 and the radial outside extending joint 25 and is provided with and stirs bar, described in stir bar can avoid in liquid cotton-shaped impurity attachment when rotating; Part 23 is stirred in described rotation, radial extension in joint 25 and fixing frame portion 101 is provided with the passage flowed through for liquid; Wherein, described conical bearing 121 comprises outer sleeve 1211 and inner sleeve 1213, the outer surface of described outer sleeve 1211 is cone shape, internal surface is also cone shape, the outer surface of described inner sleeve 1213 is cone shape, internal surface is cylindrical shape, and described cylindrical shape passes around formation cylindrical hole 1212 for supplying central shaft 21; The slidingsurface with lubricity is formed between the outer surface of the internal surface of the cone shape of described outer sleeve 1211 and the cone shape of described inner sleeve 1213; Thrust-bearing 29 is divided into annulus and lower annulus, upper annulus and rotation are stirred part 23 and are connected, the inner side of lower annulus is inwardly stretched out relative to upper annulus and is formed interior protuberance, the external cylindrical surface that described liquid provides pipeline 10 is provided with circumferential recess, described interior protuberance embeds in described circumferential recess, is provided with ball between described upper annulus and lower annulus.
Described central shaft 21 is fixedly installed at two diametrically relative rotation blades 22 along its axial direction, and the inside of described cylindrical barrel portion 102 is fixedly installed at two diametrically relative stator blades 26 in their longitudinal direction, central shaft 21 to be arranged between described two stator blades 26 and to be tightly connected rotationally with it, thus, the inner space of described cylindrical barrel portion 102 is divided into four sealing sectors by two stator blades 26 and two rotation blades 22.
The second end 40 that pressure enters pipe 4 is communicated with the first entrance of solenoid valve 6, second entrance of solenoid valve 6 is connected with the second end 50 of described atmospheric communicating pipe 5, first outlet of solenoid valve 6 is connected with the first export pipeline 41, first export pipeline 41 is divided into the first outlet branch road A43 and first outlet branch road B42, and the first outlet branch road A43 seals in sector with described four respectively with the first outlet branch road B42 and is communicated with in two diametrically relative sectors; Second outlet of solenoid valve 6 is connected with the second export pipeline 51, second export pipeline 51 is divided into the second outlet branch road A53 and second outlet branch road B52, and the second outlet branch road A53 seals in sector with described four respectively with the second outlet branch road B52 and is communicated with in two other diametrically relative sector; Solenoid valve 6 comprises two working staties, in the first operative state, and the first entrance and the first outlet, the second entrance and the second outlet; In a second operative state, the first entrance and the second outlet, the second entrance and the first outlet; Solenoid valve 6 can controllably periodically conversion under described two working staties.
When operating, described pressure air supplier 7 makes the air pressurized in pressure chamber 8, when needs prevent cotton-shaped impurity from adhering to, solenoid valve 6 works, when when the first working state, the air of supercharging enters pipe 4 by pressure and is fed in two diametrically relative sectors, and is communicated with atmospheric communicating pipe 5 in two other diametrically relative sector, thus two rotation blades 22 are rotated with first direction; When solenoid valve 6 is transformed into the second working state, be communicated with atmospheric communicating pipe 5 in two diametrically relative sectors, the air of supercharging enters pipe 4 by pressure and is fed to two other sector described in diametrically relative, thus two rotation blades 22 are rotated with second direction; Thus, described rotation can be driven to stir part 23 for central shaft 21 and radial joint 25 periodic reverse that extends rotates, thus prevents from cotton-shaped impurity to be attached to drawing on filtrating equipment 20.
Claims (1)
1. the air pressure that utilizes with sliding conical bearing and ball thrust bearing provides the device of liquid, comprise pressure air supplier (7), pressure chamber (8), pressure feed pipe (9), liquid provides pipeline (10) and draws filtrating equipment (20), wherein, described pressure air supplier (7) for by pressure feed pipe (9) for pressure chamber (8) provides pressure, described pressure chamber (8) can pressurize to the liquid in pressure chamber (8) and provide pipeline (10) by liquid and send, the described filtrating equipment (20) that draws is arranged on the medial extremity that liquid provides pipeline (10), described liquid is filtered from during pressure chamber (8) draw liquid for providing pipeline (10) at described liquid, the outboard end that liquid provides pipeline (10) sends liquid for flowing, the top of described pressure chamber (8) is provided with liquid inlet (81), it is characterized in that,
Describedly draw that filtrating equipment (20) comprises atmospheric communicating pipe (5), pressure enters pipe (4) and solenoid valve (6), the first end of described atmospheric communicating pipe (5) stretches out pressure chamber (8) and is communicated with air outward, the first end that described pressure enters pipe (4) in pressure chamber (8) for being communicated with the air of the supercharging in pressure chamber (8)
The described filtrating equipment (20) that draws also comprises rotatable parts (2) and fixed component (1), wherein, fixed component (1) comprises cylindrical barrel portion (102) and fixing frame portion (101), the upper end portion of cylindrical barrel portion (102) is closed, underpart opening, fixing frame portion (101) is for having the annular frame in space, the inside portion of described fixing frame portion (101) is fixedly connected with the periphery of the upper end portion of cylindrical barrel portion (102), and the described medial extremity that the lateral part of fixing frame portion (101) and liquid provide pipeline (10) is fixedly connected with, thus, fixed component (1) is fixed to liquid and provides pipeline (10),
Rotatable parts (2) comprise central shaft (21), bottom lock disk (24), radial extension joint (25) and rotation and stir part (23), the upper end of central shaft (21) is tightly connected rotationally by the upper end portion of conical bearing (121) with described cylindrical barrel portion (102), and the upper end of central shaft (21) is also provided with locking nut (122), described locking nut (122) can against described conical bearing (121) by described central shaft (21) upwards tractive locking, the lower end of described central shaft (21) is fixedly connected with the center of bottom lock disk (24), the excircle position of the upper surface of described bottom lock disk (24) is sealed rotationally with the underpart of cylindrical barrel portion (102) by Stamping Steel Ribbon (120) and contacts, thus, described bottom lock disk (24) and described cylindrical barrel portion (102) can surround the chamber being formed and have sealing, the inner side that periphery and the radial direction of the outer circumference portion of described bottom lock disk (24) extend joint (25) is fixedly connected with, the outside that described radial direction extends joint (25) is fixedly connected with the lower end that part (23) is stirred in rotation, the upper end that part (23) is stirred in described rotation is connected by thrust-bearing (29) with the described medial extremity that liquid provides pipeline (10), the outside of periphery and radial extension joint (25) that part (23) is stirred in described rotation is provided with stirs bar, described bar of stirring can avoid the cotton-shaped impurity in liquid to adhere to when rotating, part (23) is stirred in described rotation, radial extension on joint (25) and fixing frame portion (101) is provided with the passage flowed through for liquid, wherein, described conical bearing (121) comprises outer sleeve (1211) and inner sleeve (1213), the outer surface of described outer sleeve (1211) is cone shape, internal surface is also cone shape, the outer surface of described inner sleeve (1213) is cone shape, internal surface is cylindrical shape, and described cylindrical shape passes around formation cylindrical hole (1212) for supplying central shaft (21), the slidingsurface with lubricity is formed between the outer surface of the internal surface of the cone shape of described outer sleeve (1211) and the cone shape of described inner sleeve (1213), thrust-bearing (29) is divided into annulus and lower annulus, upper annulus and rotation are stirred part (23) and are connected, the inner side of lower annulus is inwardly stretched out relative to upper annulus and is formed interior protuberance, the external cylindrical surface that described liquid provides pipeline (10) is provided with circumferential recess, described interior protuberance embeds in described circumferential recess, is provided with ball between described upper annulus and lower annulus,
Described central shaft (21) is fixedly installed two diametrically relative rotation blades (22) along its axial direction, and the inside of described cylindrical barrel portion (102) is fixedly installed two diametrically relative stator blades (26) in their longitudinal direction, central shaft (21) to be arranged between described two stator blades (26) and to be tightly connected rotationally with it, thus, the inner space of described cylindrical barrel portion (102) is divided into four sealing sectors by two stator blades (26) and two rotation blades (22)
The second end (40) that pressure enters pipe (4) is communicated with the first entrance of solenoid valve (6), second entrance of solenoid valve (6) is connected with second end (50) of described atmospheric communicating pipe (5), first outlet of solenoid valve (6) is connected with the first export pipeline (41), first export pipeline (41) is divided into the first outlet branch road A(43) and the first outlet branch road B(42), the first outlet branch road A(43) and first export branch road B(42) seal in sector with described four respectively and be communicated with in two diametrically relative sectors; Second outlet of solenoid valve (6) is connected with the second export pipeline (51), second export pipeline (51) is divided into the second outlet branch road A(53) and the second outlet branch road B(52), the second outlet branch road A(53) and second export branch road B(52) seal in sector with described four respectively and be communicated with in two other diametrically relative sector; Solenoid valve (6) comprises two working staties, in the first operative state, and the first entrance and the first outlet, the second entrance and the second outlet; In a second operative state, the first entrance and the second outlet, the second entrance and the first outlet; Solenoid valve (6) controllably periodically can be changed under described two working staties;
When operating, described pressure air supplier (7) makes the air pressurized in pressure chamber (8), when needs prevent cotton-shaped impurity from adhering to, solenoid valve (6) works, when when the first working state, the air of supercharging enters pipe (4) by pressure and is fed in two diametrically relative sectors, and is communicated with atmospheric communicating pipe (5) in two other diametrically relative sector, thus two rotation blades (22) are rotated with first direction; When solenoid valve (6) is transformed into the second working state, be communicated with atmospheric communicating pipe (5) in two diametrically relative sectors, the air of supercharging enters pipe (4) by pressure and is fed to two other sector described in diametrically relative, thus two rotation blades (22) are rotated with second direction; Thus, central shaft (21) can drive described rotation stir part (23) and radial extend the rotation of joint (25) periodic reverse, thus prevents from cotton-shaped impurity to be attached to drawing on filtrating equipment (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410131849.2A CN103867496B (en) | 2014-04-03 | 2014-04-03 | The liquid with ball thrust bearing and sliding conical bearing provides device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410131849.2A CN103867496B (en) | 2014-04-03 | 2014-04-03 | The liquid with ball thrust bearing and sliding conical bearing provides device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103867496A CN103867496A (en) | 2014-06-18 |
| CN103867496B true CN103867496B (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410131849.2A Expired - Fee Related CN103867496B (en) | 2014-04-03 | 2014-04-03 | The liquid with ball thrust bearing and sliding conical bearing provides device |
Country Status (1)
| Country | Link |
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| CN (1) | CN103867496B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2050495U (en) * | 1989-06-23 | 1990-01-03 | 叶德林 | Hand-driven pressure liquid-pumping apparatus |
| US6953524B2 (en) * | 2000-08-29 | 2005-10-11 | Hydro International Plc | Screen assembly for combined sewer overflow weir |
| CN2859042Y (en) * | 2005-10-31 | 2007-01-17 | 叶直岗 | Air pressure oil pumping and conveying unit |
| CN202526994U (en) * | 2012-03-01 | 2012-11-14 | 中国石油天然气股份有限公司 | Filter free of dismantling for cleaning dirt |
| JP2012241706A (en) * | 2011-05-19 | 2012-12-10 | Shuji Kasuga | Compressed air power generator |
| CN103331051A (en) * | 2013-07-09 | 2013-10-02 | 西安航天泵业有限公司 | Hydraulic-driven self-cleaning filter provided with brushes |
| CN103463860A (en) * | 2013-09-13 | 2013-12-25 | 安阳市思菲特矿用设备有限公司 | Back-washing self-cleaning filtering device |
-
2014
- 2014-04-03 CN CN201410131849.2A patent/CN103867496B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2050495U (en) * | 1989-06-23 | 1990-01-03 | 叶德林 | Hand-driven pressure liquid-pumping apparatus |
| US6953524B2 (en) * | 2000-08-29 | 2005-10-11 | Hydro International Plc | Screen assembly for combined sewer overflow weir |
| CN2859042Y (en) * | 2005-10-31 | 2007-01-17 | 叶直岗 | Air pressure oil pumping and conveying unit |
| JP2012241706A (en) * | 2011-05-19 | 2012-12-10 | Shuji Kasuga | Compressed air power generator |
| CN202526994U (en) * | 2012-03-01 | 2012-11-14 | 中国石油天然气股份有限公司 | Filter free of dismantling for cleaning dirt |
| CN103331051A (en) * | 2013-07-09 | 2013-10-02 | 西安航天泵业有限公司 | Hydraulic-driven self-cleaning filter provided with brushes |
| CN103463860A (en) * | 2013-09-13 | 2013-12-25 | 安阳市思菲特矿用设备有限公司 | Back-washing self-cleaning filtering device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103867496A (en) | 2014-06-18 |
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