CN202839339U - High power miniaturized spring operating mechanism suitable for high or ultrahigh voltage breaker - Google Patents
High power miniaturized spring operating mechanism suitable for high or ultrahigh voltage breaker Download PDFInfo
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- CN202839339U CN202839339U CN 201220498211 CN201220498211U CN202839339U CN 202839339 U CN202839339 U CN 202839339U CN 201220498211 CN201220498211 CN 201220498211 CN 201220498211 U CN201220498211 U CN 201220498211U CN 202839339 U CN202839339 U CN 202839339U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 230000000712 assembly Effects 0.000 claims abstract description 5
- 238000000429 assembly Methods 0.000 claims abstract description 5
- 230000003139 buffering effect Effects 0.000 description 4
- 238000004146 energy storage Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- TXKMVPPZCYKFAC-UHFFFAOYSA-N disulfur monoxide Inorganic materials O=S=S TXKMVPPZCYKFAC-UHFFFAOYSA-N 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011176 pooling Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
The utility model relates to a high power miniaturized spring operating mechanism suitable for a high or ultrahigh voltage breaker, comprising a motor and a gear both connected with an externally-connected power supply, a switching-off combination spring module, a switching-on combination spring module and other assemblies, wherein the switching-off combination spring module comprises two groups respectively arranged at both sides of the switching-on combination spring module, or only one of the two groups is used and arranged at one side of the switching-on combination spring module, an operating pull rod is arranged in front of or behind a clamping plate, the spring operating mechanism is added with a strong oil buffer module, the piston of the oil buffer module is connected with the angular plate of the spring operating mechanism, the oil buffer module comprises a cylinder sleeve and a piston in the cylinder sleeve, the piston is provided with a non-return valve, the left and right ends of a cylinder body are provided with left and right end caps respectively, the operation pull rod is arranged in front of or behind the clamping plate, the operation pull rod is an operation connection plate, and the operation connection plate of the spring operating mechanism is connected with the directly-operated operation rod of the breaker in a manner of transmission connection. The high power miniaturized spring operating mechanism suitable for a high or ultrahigh voltage breaker is reasonable in design, small in design, flexible and convenient in operation and wide in application range.
Description
Technical field
The utility model relates to a kind of spring operating mechanism, particularly is applicable to the high-power compact spring operating mechanism of high pressure and extra high voltage circuit breaker.
Background technology
Along with the development of science and technology, the electric power system of China now can have been accomplished 1,000,000 volts of high voltage power transmissions, occupies first place in the world.And the circuit breaker of ultra high voltage is its core components and parts, and six sulfur oxide circuit breakers of ultra high voltage now can be accomplished production domesticization, but the hydraulic spring grease cup operating mechanism of this circuit breaker is can only the import external product supporting.
So development has 4000,8000,12000 joules combined floodgate merit, and is safe and reliable, the spring operating mechanism of miniaturization, make itself and 126,252,550, the six sulfur oxide circuit breakers of 1000kV are supporting, satisfy the development of China's electric utility, import substitutes are current urgent needs.
A kind of large power spring operation mechanism that is applicable to high pressure and extra high voltage circuit breaker is arranged in the prior art, its structure is: comprise the motor and the gear that are connected with external power supply, motor and gear are moving by chain and sprocket wheel band moving cam counterclockwise rotation, compress simultaneously the combined floodgate cluster spring and energy storage, actuated by cams is with the output toggle arm of roller, the below of output toggle arm is provided with Sub-gate release device, be provided with another roller that therewith rotates on the cam, this another roller below is provided with the combined floodgate trip gear. and the top of described operating mechanism is provided with combined floodgate cluster spring module and separating brake cluster spring module; The output toggle arm upper joint that is in transmission connection also drives powerful oil bumper module; Gear and geared sleeve integral type module have been set up at double minor sprocket place; The high strength stress area has been set up bilateral splint local reinforcing plate module on mechanism's both sides clamping plate.
The spring operating mechanism separating brake cluster spring module of said structure places on the combined floodgate cluster spring module, and both all install among the clamping plate of both sides; The operation pull bar is to place among the clamping plate.
The spring operating mechanism of said structure has higher height, and the operation draw rod positions is fixed, and can not adapt to the configuration requirement of various dissimilar circuit breakers, thereby limit the use of product.
Summary of the invention
The purpose of this utility model is to overcome the defective of prior art, provide a kind of spring operating mechanism setting more reasonable, make its miniaturized structure, variation, combined floodgate power is respectively 3000 joules, 4000 joules, 6000 joules, 8000 joules and 12000 joules, rationally distributed, can be fit to the high-power compact spring operating mechanism that is applicable to high pressure and extra high voltage circuit breaker of the different arrangement requirement of all kinds of circuit breakers.
The purpose of this utility model is achieved through the following technical solutions:
Be applicable to the high-power compact spring operating mechanism of high pressure and extra high voltage circuit breaker, comprise the motor and the gear that are connected with external power supply, separating brake cluster spring module and combined floodgate cluster spring module and other assemblies, one of them is mounted on a side of combined floodgate cluster spring module described separating brake cluster spring module, the operation pull bar is located at clamping plate front or back, and described spring operating mechanism is set up powerful oil bumper module.
Described separating brake cluster spring module is divided into the both sides of combined floodgate cluster spring module.
Described powerful oil bumper module comprise be located at cylinder sleeve in piston, piston is provided with non-return valve, the left and right two ends of cylinder body are arranged with left end cap and right end cap.
Described operation pull bar is located at the front of clamping plate.
Described operation pull bar is located at the back of clamping plate.
Described operation pull bar is the operation connecting plate.
The operation connecting plate of described spring operating mechanism and circuit breaker Direct Action Type action bars are in transmission connection.
The utility model can reach following beneficial effect after adopting technique scheme:
1, reasonable in design.
The utility model is located at the arranged on left and right sides of combined floodgate cluster spring module with separating brake cluster spring module, has greatly reduced the height of spring mechanism.
According to the various different needs of arranging, also can single-sided arrangement-group (namely only have the left side or only have the right side) separating brake cluster spring module.
When closing a floodgate, the outer connecting lever on the output shaft is by board-like chain pulling and compress separating brake cluster spring module and energy storage.
During separating brake, separating brake cluster spring module releases energy by the outer connecting lever pulling breaker open operation on the output shaft.
2, flexible operation, convenient.
The utility model will operate pull bar and change front or the back of being located at clamping plate, be applicable to the different arrangement requirement of all kinds of circuit breakers.
The utility model operation connecting plate links to each other with circuit breaker Direct Action Type action bars, and spring operating mechanism drives circuit breaker and divides, closes a floodgate.
The utility model drives circuit breaker by operation pull-rod spring operating mechanism and divides, closes a floodgate, needs according to the different structure layout, the operation pull bar can link to each other with the dihedral plate, and---position occupies among two clamping plate, or links to each other with outer connecting lever---position occupy clamping plate front or back.
3, improved the useful life of circuit breaker.
The utility model has been set up minute, the powerful oil bumper module of the buffering of closing a floodgate, have simultaneously splitting lock cushioning and combined floodgate pooling feature, make circuit breaker divide, effectively reduce when closing a floodgate and impact, greatly improve mechanical endurance, splitting lock cushioning can improve the opening characteristic of circuit breaker, improves connecting-disconnecting function.
Description of drawings
Fig. 1 is prior art spring operating mechanism modular system figure;
Fig. 2 is the utility model spring operating mechanism modular system figure;
Fig. 3 is the left view of Fig. 2;
Fig. 4 is operation pull bar in the utility model and the outer connecting lever connection layout on the output shaft;
Fig. 5 is operation connecting plate and outer connecting lever and the circuit breaker Direct Action Type action bars connection layout in the utility model;
Fig. 6 is separating brake cluster spring module in the utility model and combined floodgate cluster spring module when being placed in side by side the bottom of mechanism, the connection layout of operation connecting plate and outer connecting lever and circuit breaker Direct Action Type action bars;
Fig. 7 is quadric chain connecting lever and circuit breaker Direct Action Type action bars connection layout on operation connecting plate in the utility model and the mechanism's clamping plate;
Fig. 8 is the powerful oil bumper module map in the utility model;
Fig. 9 is the partial structurtes enlarged drawing of Fig. 8.
Description of reference numerals
In Fig. 1
4, separating brake cluster spring module 5, combined floodgate cluster spring module 10, operation pull bar;
In Fig. 2
5, combined floodgate cluster spring module 10, operation pull bar 17, dihedral plate;
In Fig. 3
1, output shaft 2, outer connecting lever 3, board-like chain 4, separating brake cluster spring module 5, combined floodgate cluster spring module 6, separating brake cluster spring module 7, board-like chain 8, outer connecting lever 9, clamping plate;
In Fig. 4
2, outer connecting lever 6, separating brake cluster spring module 7, board-like chain 8, outer connecting lever 9, clamping plate 10, operation pull bar;
In Fig. 5
2, outer connecting lever 6, separating brake cluster spring module 7, board-like chain 8, outer connecting lever 9, clamping plate 11, operation connecting plate 12, circuit breaker Direct Action Type action bars 13, circuit breaker fairlead;
In Fig. 6
2, outer connecting lever 6, separating brake cluster spring module 7, board-like chain 8, outer connecting lever 9, clamping plate 11, operation connecting plate 12, circuit breaker Direct Action Type action bars 13, circuit breaker fairlead;
In Fig. 7
2, outer connecting lever 6, separating brake cluster spring module 7, board-like chain 8, outer connecting lever 9, clamping plate 12, circuit breaker Direct Action Type action bars 13, circuit breaker fairlead 14, mechanism's mounting panel 15, quadric chain connecting lever 16, connecting plate 18, operation connecting plate;
In Fig. 8
19, cylinder body 20, piston 21, cylinder sleeve 22, right end cap 23, left end cap 24, oil groove;
In Fig. 9
25, non-return valve.
Embodiment
Below in conjunction with accompanying drawing and instantiation the utility model is described in further detail:
Referring to Fig. 1
Fig. 1 is prior art medi-spring operating mechanism modular system figure.In Fig. 1, be applicable to the large power spring operation mechanism of high pressure and extra high voltage circuit breaker, comprise the motor and the gear that are connected with external power supply, separating brake cluster spring module 4 and combined floodgate cluster spring module 5 and other assemblies, operation pull bar 10 is located at the middle part of clamping plate 9.
Referring to Fig. 2
Fig. 2 is spring operating mechanism modular system figure of the present utility model.In Fig. 2, be applicable to the high-power compact spring operating mechanism of high pressure and extra high voltage circuit breaker, comprise the motor and the gear that are connected with external power supply, separating brake cluster spring module 4 and combined floodgate cluster spring module 5 and other assemblies, described separating brake cluster spring module 4,6 are divided into the both sides (referring to Fig. 3) of combined floodgate cluster spring module 5, also can only establish one group, it is separating brake cluster spring module 4,6 sides (left side or right side) that are mounted on combined floodgate cluster spring module 5 wherein, operation pull bar 10 is located at front or the back of clamping plate, and described spring operating mechanism is set up powerful oil bumper module (referring to Fig. 8).
The utility model moves to totally two of its left and right sides with separating brake cluster spring module 4,6 (referring to Fig. 3) from the top of combined floodgate cluster spring module 5, or just arranges 1 and be arranged in left side or right side, can greatly reduce like this height of spring mechanism.The energy storage of separating brake cluster spring module 4,6 by output shaft 1, outer connecting lever 2,8 and board-like chain 3,7 drive (referring to Fig. 3).
Referring to Fig. 3
Fig. 3 is the left view of Fig. 2.In Fig. 3, separating brake cluster spring module 4,6 is divided into the arranged on left and right sides of combined floodgate cluster spring module 5, and separating brake cluster spring module 4 is connected with outer connecting lever 2 by board-like chain 3, and outer connecting lever 2 also is connected with output shaft 1; Separating brake cluster spring module 6 is connected with outer connecting lever 8 by board-like chain 7, and outer connecting lever 8 also is connected with output shaft 1, and outer connecting lever 2,8 is divided into the both sides of clamping plate 9.
Referring to Fig. 4
Fig. 4 is operation pull bar in the utility model and the outer connecting lever connection layout on the output shaft.In Fig. 4, an optimal way of operation pull bar 10 is front or back of operation pull bar 10 being located at clamping plate 9, and outer connecting lever 8 is in transmission connection with separating brake cluster spring module 6 by board-like chain 7, and the outer connecting lever 2 of operation pull bar 10 connections drives circuit breaker and divides, closes a floodgate.
Referring to Fig. 5
Fig. 5 is operation connecting plate and outer connecting lever and the circuit breaker Direct Action Type action bars connection layout in the utility model.In Fig. 5, operation pull bar 10 can be changed into operation connecting plate 11, operation connecting plate 11 is located on the clamping plate 9, be in transmission connection with outer connecting lever 2 and circuit breaker Direct Action Type action bars 12, separating brake cluster spring module 6 is in transmission connection with outer connecting lever 8 by board-like chain 7, outer connecting lever 8 is in transmission connection with outer connecting lever 2, and operation connecting plate 11 drives circuit breaker and divides, closes a floodgate.
Referring to Fig. 6
Fig. 6 is separating brake cluster spring module in the utility model and combined floodgate cluster spring module when being placed in side by side the mechanism bottom, the connection layout of operation connecting plate and outer connecting lever and circuit breaker Direct Action Type action bars.In Fig. 6, operation pull bar 10 can be changed into operation connecting plate 11, operation connecting plate 11 is located on the clamping plate 9, circuit breaker Direct Action Type action bars 12 is located in the circuit breaker fairlead 13, separating brake cluster spring module 6 is in transmission connection with outer connecting lever 8 by board-like chain 7, outer connecting lever 8 is in transmission connection with outer connecting lever 2, and operation connecting plate 11 is in transmission connection with outer connecting lever 2, circuit breaker Direct Action Type action bars 12, drives circuit breaker and divides, closes a floodgate.
Referring to Fig. 7
Fig. 7 is quadric chain connecting lever and circuit breaker Direct Action Type action bars connection layout on operation connecting plate in the utility model and the mechanism's clamping plate.In Fig. 7, another optimal way of the present utility model is to change operation pull bar 10 into operation connecting plate 18, operation connecting plate 18 is located on the clamping plate 9, outer connecting lever 8 is in transmission connection with separating brake cluster spring module 6 by board-like chain 7, outer connecting lever 8 is in transmission connection with outer connecting lever 2, outer connecting lever 2 is in transmission connection by connecting plate 16 and quadric chain connecting lever 15, and operator link 18 is in transmission connection with quadric chain connecting lever 15, circuit breaker Direct Action Type action bars 12, drives circuit breaker and divides, closes a floodgate.When the circuit breaker vertical, Fig. 4 dextrorotation turn 90 degrees.
Referring to Fig. 8
Fig. 8 is the powerful oil bumper module map in the utility model.In Fig. 8, described powerful oil bumper module comprises the piston 20 of being located in the cylinder sleeve 21, and piston 20 is provided with non-return valve 25 (referring to Fig. 9), and the left and right two ends of cylinder body 19 are arranged with left end cap 23 and right end cap 22.
The dihedral plate 17 (referring to Fig. 2) of described spring operating mechanism is connected with the piston 20 of the powerful oil bumper module of the buffering of dividing, close a floodgate of setting up.
Referring to Fig. 9
Fig. 9 is the partial structurtes enlarged drawing of Fig. 8.In Fig. 9, piston 20 (referring to Fig. 8) is provided with non-return valve 25 in the described powerful oil bumper module.
Its workflow (referring to Fig. 1～9):
During combined floodgate, output shaft 1 drives outer connecting lever 2,8 and clockwise rotates, board-like chain 3,7 pulling separating brake cluster spring modules, 4,6 compression energy storages, when separating brake is threaded off, separating brake cluster spring module 4,6 energy discharge, by board-like chain 3,7 drive outer connecting lever 2,8 and dihedral plate 17 inhours rotate, produce separating brakes and move thereby drive operation pull bar 10.
Outer connecting lever 2 turnbacks are settled, and downside attended operation pull bar 10 can change the position that operates pull bar 10 like this: operation pull bar 10 can be placed in the back of clamping plate 9; Also can change simultaneously the direction of motion that the operation pull bar divides, closes a floodgate.
Operation connecting plate 18 is in transmission connection with quadric chain connecting lever 15, circuit breaker Direct Action Type action bars 12, drives circuit breaker and divides, closes a floodgate.
Powerful oil bumper module of the present utility model, its piston 20 is connected with the dihedral plate 17 of spring operating mechanism.
During separating brake, the motion of piston 20 right-to-lefts, during beginning, because many oil grooves 24 oil extractions on the cylinder sleeve 21, it is unblocked to move, when its end face A enters the H2 zone of cylinder sleeve 21, oilhole on the non-return valve 25 is in closed condition, so produce powerful buffering, slows down the speed behind the breaker open operation arc extinguishing, improve the separating brake arc quenching characteristic, improved the connecting-disconnecting function of circuit breaker and the mechanical endurance of circuit breaker and spring operating mechanism.
During combined floodgate, piston 20 moves from left to right, and this moment, the oilhole of non-return valve 25 was opened, and piston 20 motions are smooth and easy.When end face B enters the H1 zone of cylinder sleeve 21, produce powerful buffering, slow down the closing speed of circuit breaker, thus the mechanical endurance of improving circuit breaker and spring operating mechanism.
Other technologies of the present utility model can adopt prior art.
Most preferred embodiment of the present utility model is illustrated, and the further expansion that those of ordinary skill in the art makes according to the utility model all falls into protection range of the present utility model.
Claims (9)
1. be applicable to the high-power compact spring operating mechanism of high pressure and extra high voltage circuit breaker, comprise the motor and the gear that are connected with external power supply, separating brake cluster spring module and combined floodgate cluster spring module and other assemblies, it is characterized in that: one of them is mounted on a side of combined floodgate cluster spring module described separating brake cluster spring module, the operation pull bar is located at clamping plate front or back, and described spring operating mechanism is set up powerful oil bumper module.
2. the described high-power compact spring operating mechanism that is applicable to high pressure and extra high voltage circuit breaker according to claim 1, it is characterized in that: described separating brake cluster spring module two components are located at the both sides of combined floodgate cluster spring module.
3. the described high-power compact spring operating mechanism that is applicable to high pressure and extra high voltage circuit breaker according to claim 1, it is characterized in that: described powerful oil bumper module comprises the piston in cylinder sleeve and the cylinder sleeve, piston is provided with non-return valve, and the left and right two ends of cylinder body are arranged with left end cap and right end cap.
4. the described high-power compact spring operating mechanism that is applicable to high pressure and extra high voltage circuit breaker according to claim 1, it is characterized in that: described operation pull bar is located at the outside of two clamping plate.
5. the described high-power compact spring operating mechanism that is applicable to high pressure and extra high voltage circuit breaker according to claim 4, it is characterized in that: described operation pull bar is located at the front of clamping plate.
6. the described high-power compact spring operating mechanism that is applicable to high pressure and extra high voltage circuit breaker according to claim 4, it is characterized in that: described operation pull bar is located at the back of clamping plate.
7. the described high-power compact spring operating mechanism that is applicable to high pressure and extra high voltage circuit breaker according to claim 4, it is characterized in that: described operation pull bar is the operation connecting plate.
8. the described high-power compact spring operating mechanism that is applicable to high pressure and extra high voltage circuit breaker according to claim 7, it is characterized in that: the operation connecting plate of described spring operating mechanism and circuit breaker Direct Action Type action bars are in transmission connection.
9. the described high-power compact spring operating mechanism that is applicable to high pressure and extra high voltage circuit breaker according to claim 7, it is characterized in that: the operation connecting plate of described spring operating mechanism and circuit breaker Direct Action Type action bars are in transmission connection, and described separating brake cluster spring module and combined floodgate cluster spring module are placed in the bottom of mechanism side by side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220498211 CN202839339U (en) | 2012-09-27 | 2012-09-27 | High power miniaturized spring operating mechanism suitable for high or ultrahigh voltage breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220498211 CN202839339U (en) | 2012-09-27 | 2012-09-27 | High power miniaturized spring operating mechanism suitable for high or ultrahigh voltage breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202839339U true CN202839339U (en) | 2013-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220498211 Expired - Fee Related CN202839339U (en) | 2012-09-27 | 2012-09-27 | High power miniaturized spring operating mechanism suitable for high or ultrahigh voltage breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202839339U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103337385A (en) * | 2013-07-01 | 2013-10-02 | 温州兴机电器有限公司 | Electric spring-operated mechanism |
| CN104134557A (en) * | 2013-06-09 | 2014-11-05 | 国家电网公司 | Spring operating mechanism buffer for circuit breaker |
| CN104299812A (en) * | 2014-06-27 | 2015-01-21 | 国家电网公司 | Integrated connecting lever and spring operating mechanism using the same |
| WO2018094931A1 (en) * | 2016-11-22 | 2018-05-31 | 上海思源高压开关有限公司 | Spring operation mechanism for use with high-voltage circuit breakers |
-
2012
- 2012-09-27 CN CN 201220498211 patent/CN202839339U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104134557A (en) * | 2013-06-09 | 2014-11-05 | 国家电网公司 | Spring operating mechanism buffer for circuit breaker |
| CN104134557B (en) * | 2013-06-09 | 2017-02-08 | 国家电网公司 | Spring operating mechanism buffer for circuit breaker |
| CN103337385A (en) * | 2013-07-01 | 2013-10-02 | 温州兴机电器有限公司 | Electric spring-operated mechanism |
| CN103337385B (en) * | 2013-07-01 | 2015-11-18 | 温州兴机电器有限公司 | Electric spring operation machine |
| CN104299812A (en) * | 2014-06-27 | 2015-01-21 | 国家电网公司 | Integrated connecting lever and spring operating mechanism using the same |
| CN104299812B (en) * | 2014-06-27 | 2016-11-09 | 国家电网公司 | Integrated crank arm and spring operating mechanism using the integrated crank arm |
| WO2018094931A1 (en) * | 2016-11-22 | 2018-05-31 | 上海思源高压开关有限公司 | Spring operation mechanism for use with high-voltage circuit breakers |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20160927 |