CN102054605A - Transmission mechanism of circuit breaker - Google Patents
Transmission mechanism of circuit breaker Download PDFInfo
- Publication number
- CN102054605A CN102054605A CN2010106122540A CN201010612254A CN102054605A CN 102054605 A CN102054605 A CN 102054605A CN 2010106122540 A CN2010106122540 A CN 2010106122540A CN 201010612254 A CN201010612254 A CN 201010612254A CN 102054605 A CN102054605 A CN 102054605A
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- China
- Prior art keywords
- crank
- driving lever
- circuit breaker
- slide block
- torsion spring
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention relates to a transmission mechanism of a circuit breaker, wherein the other end, which is opposite to an operating end, of a lifting lever is provided with a sliding groove; the arranging direction of the sliding groove is vertical to the moving direction of the lifting lever; a link mechanism comprises a crank, a torsion spring and a slide block, and one end of the crank is provided with a spring hole opposite to a motor shaft; the torsion spring is contained in the spring hole and is simultaneously sleeved on the motor shaft; one skintle of the torsion spring is fixedly connected with the crank; the other end of the crank is arranged below the sliding groove of the lifting lever; the upper end of the slide block is arranged in the sliding groove of the lifting lever and is in slide fit with the sliding groove; the lower end of the slide block is fixedly connected with the crank; and the motion of the lifting lever is realized through the sliding of the slide block in the sliding groove under the driven of the positive and negative rotation of the motor. Electromotive switch-on and switch-off are realized through the designed special link mechanism and the designed special lifting lever, the security is improved, the stucking of the lifting lever can not happen, and the reliability of the switch-on and switch-off of the circuit breaker is ensured.
Description
Technical field
The present invention relates to a kind of transmission mechanism of circuit breaker.
Background technology
What existing breaker of plastic casing adopted is closing by hand, promptly needs to carry out manually, suppose to break down in the breaker of plastic casing or during inherent electric arc, removes to carry out combined floodgate manually and have certain hidden danger.
Summary of the invention
The objective of the invention is to overcome the defective of prior art, a kind of transmission mechanism that can carry out electric switch-on to circuit breaker is provided.
For achieving the above object, the present invention adopts a kind of transmission mechanism of circuit breaker, comprise motor and on motor shaft, driving lever, link gear, motor is connected by the motion formation of link gear and driving lever, the other end relative and link gear forms the operating side on the driving lever, the other end of relative operating side forms slippage slot on the driving lever, the direction of motion that direction and driving lever are set of slippage slot is vertical relation, link gear comprises crank, torsion spring, slide block, the relative motor shaft of one end of crank forms spring eye, torsion spring is contained in this spring eye and is set on the motor shaft simultaneously, a stitch of torsion spring is fixedlyed connected with crank, the other end of crank is arranged on the slippage slot below of driving lever, upper end of slide block is arranged on to constitute in the slippage slot of driving lever and is slidingly matched, fixedlying connected with crank in the lower end of slide block, slides in slippage slot by motor positive and inverse drive slide block and realize the motion of driving lever.
The present invention realizes electric switch-on and separating brake by the specific link gear and the driving lever of design, has improved fail safe, and the stuck situation of driving lever can not occur, has guaranteed the reliability of circuit-breaker switching on-off.And the connected mode of torsion spring and crank, when motor just changeed, torsion spring was in compressive state, and as at this time needing manual brake separating, motor shaft does not stress, and the torsion spring self-return also drives crank-operated, and manual operation is very laborsaving.
The present invention is set to further that corresponding spring eye one side forms holddown groove on the upper surface of crank, holddown groove offer foremost one with the perpendicular through hole of holddown groove, the stitch of torsion spring is fastened in the holddown groove, and forming the folding pin foremost and inserting of stitch constitutes in the through hole and the fixedlying connected of crank.Realize fixedlying connected of torsion spring and crank by the way, reasonable in design, convenient for production.
The present invention further is set to the driving lever shape and is the T type, and one side forms the contained side of U type in the operating side.Contained side by the U type guarantees to cooperate with the operating grip of circuit breaker more reliable, more laborsaving, and the contained side of the U type on the driving lever only can finish when the moulding of punching press driving lever simultaneously, also is beneficial to production.
The present invention further is set to crank and is fitted by upper and lower two interlock plates and form, and holddown groove is arranged on the interlock plate, on link plate and down on the interlock plate same position be equipped with the above-mentioned through hole of aperture formation.Convenient processing of above-mentioned design and assembling.
Description of drawings
Fig. 1 is an embodiment of the invention schematic perspective view.
Fig. 2 is embodiment of the invention STRUCTURE DECOMPOSITION figure.
Fig. 3 is the schematic perspective view in an orientation of embodiment of the invention link gear.
Fig. 4 is the schematic perspective view in another orientation of embodiment of the invention link gear.
Fig. 5 is that the embodiment of the invention is applied in "on" position schematic diagram on the circuit breaker.
Fig. 6 is that the embodiment of the invention is applied in gate-dividing state schematic diagram on the circuit breaker.
Fig. 7 is that the embodiment of the invention is applied in STRUCTURE DECOMPOSITION figure on the circuit breaker.
Embodiment
Shown in Fig. 1-4, specific embodiments of the invention are transmission mechanisms of a kind of circuit breaker, comprise motor 1 and on motor shaft 11, driving lever 2, link gear 3, motor 1 is connected by the motion formation of link gear 3 with driving lever 2, driving lever 2 shapes are the T type, 21 1 sides form the contained side 23 of U type in the operating side, and the other end of relative operating side 21 forms slippage slot 22 on the driving lever 2, and the direction of motion that direction and driving lever 2 are set of slippage slot 22 is vertical relation.Link gear 3 comprises crank 31, torsion spring 32, slide block 33, the relative motor shaft 11 of one end of crank 31 forms spring eye 311, corresponding spring eye 311 1 sides form holddown groove 312 on the upper surface of crank 31, holddown groove 312 offer foremost one with the perpendicular through hole 313 of holddown groove 312, torsion spring 32 is contained in this spring eye 311 and is set in simultaneously on the motor shaft 11, a stitch 321 of torsion spring 32 is fixedlyed connected with crank 31, the stitch 321 of torsion spring 32 is fastened in the holddown groove 312, and forming folding pin 3211 foremost and inserting of stitch 321 constitutes in the through hole 313 and the fixedlying connected of crank 31.The other end of crank 31 is arranged on the slippage slot below of driving lever, slide block 33 upper ends are arranged on to constitute in the slippage slot 22 of driving lever 2 and are slidingly matched, fixedly connected with crank 31 in the lower end of slide block 33, crank 31 is fitted by upper and lower two interlock plates (314,315) and is formed, holddown groove 312 is arranged on the interlock plate 314, on link plate 314 and down on the interlock plate 315 same position be equipped with aperture and constitute above-mentioned through hole 313.Drive slippage slot 22 in, the slide motion of realization driving lever 2 of slide block 33 by motor 1 rotating.
Present embodiment is realized circuit breaker a electric switch-on and separating brake by specific link gear 3 and the driving lever 2 of design, has improved fail safe, and the stuck situation of driving lever 2 can not occur, has guaranteed the reliability of circuit-breaker switching on-off.And the connected mode of torsion spring 32 and crank 31, when motor 1 was just changeing, torsion spring 32 was in compressive state, and as at this time need be in moving separating brake, motor shaft 11 stress, and torsion spring 32 self-returns also drive crank 31 and move, and manual operation is very laborsaving.
Shown in Fig. 5-7, above-mentioned transmission mechanism is applied on the circuit breaker a, slides in slippage slot 22 by motor 1 rotating drive slide block 33 and realizes the motion of driving lever 2.
Claims (5)
1. the transmission mechanism of a circuit breaker, comprise motor and on motor shaft, driving lever, link gear, motor is connected by the motion formation of link gear and driving lever, the other end relative and link gear forms the operating side on the driving lever, it is characterized in that: the other end of relative operating side forms slippage slot on the described driving lever, the direction of motion that direction and driving lever are set of slippage slot is vertical relation, link gear comprises crank, torsion spring, slide block, the relative motor shaft of one end of crank forms spring eye, torsion spring is contained in this spring eye and is set on the motor shaft simultaneously, a stitch of torsion spring is fixedlyed connected with crank, the other end of crank is arranged on the slippage slot below of driving lever, upper end of slide block is arranged on to constitute in the slippage slot of driving lever and is slidingly matched, fixedlying connected with crank in the lower end of slide block, slides in slippage slot by motor positive and inverse drive slide block and realize the motion of driving lever.
2. the transmission mechanism of circuit breaker according to claim 1, it is characterized in that: corresponding spring eye one side forms holddown groove on the upper surface of described crank, holddown groove offer foremost one with the perpendicular through hole of holddown groove, the stitch of torsion spring is fastened in the holddown groove, and forming the folding pin foremost and inserting of stitch constitutes in the through hole and the fixedlying connected of crank.
3. the transmission mechanism of circuit breaker according to claim 1 and 2, it is characterized in that: described driving lever shape is the T type, and one side forms the contained side of U type in the operating side.
4. the transmission mechanism of circuit breaker according to claim 1 and 2, it is characterized in that: described crank is fitted by upper and lower two interlock plates and is formed, holddown groove is arranged on the interlock plate, on link plate and down on the interlock plate same position be equipped with aperture and constitute above-mentioned through hole.
5. the transmission mechanism of circuit breaker according to claim 3, it is characterized in that: described crank is fitted by upper and lower two interlock plates and is formed, holddown groove is arranged on the interlock plate, on link plate and down on the interlock plate same position be equipped with aperture and constitute above-mentioned through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010612254 CN102054605B (en) | 2010-12-19 | 2010-12-19 | Transmission mechanism of circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010612254 CN102054605B (en) | 2010-12-19 | 2010-12-19 | Transmission mechanism of circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102054605A true CN102054605A (en) | 2011-05-11 |
| CN102054605B CN102054605B (en) | 2013-01-30 |
Family
ID=43958818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010612254 Active CN102054605B (en) | 2010-12-19 | 2010-12-19 | Transmission mechanism of circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102054605B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103123880A (en) * | 2013-01-24 | 2013-05-29 | 平高集团有限公司 | Transmission shaft for circuit breaker and circuit breaker poking mechanism using same |
| CN109941652A (en) * | 2019-04-19 | 2019-06-28 | 北京极智嘉科技有限公司 | A kind of transfer robot |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1315048A (en) * | 1998-07-24 | 2001-09-26 | Abb传送及分配有限公司 | Actuation and control device for high and medium-voltage circuit breakers |
| US20090107268A1 (en) * | 2007-10-29 | 2009-04-30 | Areva T&D Ag | Electro-mechanical actuator equipped with a mechanical brake of coil spring type |
| CN101710544A (en) * | 2009-11-30 | 2010-05-19 | 镇江市丹高电器有限公司 | Electric operating device of indoor high-voltage isolating switch |
| CN201877309U (en) * | 2010-12-19 | 2011-06-22 | 浙江富隆电气有限公司 | Transmission mechanism of breaker |
-
2010
- 2010-12-19 CN CN 201010612254 patent/CN102054605B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1315048A (en) * | 1998-07-24 | 2001-09-26 | Abb传送及分配有限公司 | Actuation and control device for high and medium-voltage circuit breakers |
| US20090107268A1 (en) * | 2007-10-29 | 2009-04-30 | Areva T&D Ag | Electro-mechanical actuator equipped with a mechanical brake of coil spring type |
| CN101710544A (en) * | 2009-11-30 | 2010-05-19 | 镇江市丹高电器有限公司 | Electric operating device of indoor high-voltage isolating switch |
| CN201877309U (en) * | 2010-12-19 | 2011-06-22 | 浙江富隆电气有限公司 | Transmission mechanism of breaker |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103123880A (en) * | 2013-01-24 | 2013-05-29 | 平高集团有限公司 | Transmission shaft for circuit breaker and circuit breaker poking mechanism using same |
| CN103123880B (en) * | 2013-01-24 | 2015-07-15 | 平高集团有限公司 | Transmission shaft for circuit breaker and circuit breaker poking mechanism using same |
| CN109941652A (en) * | 2019-04-19 | 2019-06-28 | 北京极智嘉科技有限公司 | A kind of transfer robot |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102054605B (en) | 2013-01-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: FULONG ELECTRICAL SCIENCE CO., LTD. Free format text: FORMER NAME: ZHEJIANG FULONG ELECTRIC CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 325600, No. seven, No. 308, Yueqing Economic Development Zone, Zhejiang, Yueqing Patentee after: Fulong Electrical Science Co., Ltd. Address before: 325604 Su Lu Industrial Zone, Liushi Town, Zhejiang, Yueqing Patentee before: Zhejiang Fulong Electrical Science Co.,Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Clockwise rotary transmission mechanism of vacuum circuit breaker Effective date of registration: 20140924 Granted publication date: 20130130 Pledgee: Industrial Bank, Limited by Share Ltd, Wenzhou, Yueqing branch Pledgor: Fulong Electrical Science Co., Ltd. Registration number: 2014990000794 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325600, No. seven, No. 308, Yueqing Economic Development Zone, Zhejiang, Yueqing Patentee after: Hengsmai Electric Power Technology Zhejiang Co., Ltd. Address before: 325600, No. seven, No. 308, Yueqing Economic Development Zone, Zhejiang, Yueqing Patentee before: Fulong Electrical Science Co., Ltd. |