CN201038050Y - Universal operating mechanism for medium and low voltage vacuum circuit breaker - Google Patents
Universal operating mechanism for medium and low voltage vacuum circuit breaker Download PDFInfo
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- CN201038050Y CN201038050Y CNU2007201073594U CN200720107359U CN201038050Y CN 201038050 Y CN201038050 Y CN 201038050Y CN U2007201073594 U CNU2007201073594 U CN U2007201073594U CN 200720107359 U CN200720107359 U CN 200720107359U CN 201038050 Y CN201038050 Y CN 201038050Y
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Abstract
The utility model discloses a mesolow vacuum circuit breaker universal controlling mechanism. An integer is arranged in a frame which comprises a left side plate, a right side plate and a backbone. The frame is covered on a gear sleeve which is arranged on a motor shaft and is covered on a manual operation part, which realizes manual and electric energy-storing operation. A clutch comprises a gearwheel, a pin axle, a jacking block, a torsion spring, a bulge sleeve and a stop lever, which controls separating and combining of an input force. If no friction is left after energy-storing, the clutch automatically separates and is not capable of storing energy. An energy discharging component, a closing component, a locking component, a tripping component and a separating brake component which comprise an energy-storing turn arm, an energy-storing spring, a cam, a limiting component, a connecting plate component, a latch fastener turn arm, a half shaft and a separating brake spring realize functions of closing, locking, separating brake and reclosing. And a self-locking component realizes a closing self-locking protection when the reclosing is unavailable in closing state. The utility model has the advantages of compact structure, complete function, large controlling strength, stably and reliable action, less component, good manufacturability, extra strong commonality, convenient use and over fifty million of machine life, which satisfies the adaptation requirement of various mesolow vacuum circuit breaker.
Description
Technical field
The utility model relates to the mesolow field of switches, relates in particular to a kind of mesolow vacuum circuit-breaker universal operating mechanism, is applicable to branch, closing operation and the electic protection of all kinds of mesolow vacuum circuit-breakers.
Background technology
The operating mechanism that is applicable at present all kinds of mesolow vacuum circuit-breakers both at home and abroad not only have adaptive in the branch of pressure, low pressure, large and small electric current, just be connected in same voltage, the current class, the circuit breaker of different model, operating mechanism are also all done singlely specially to join, there is not universal design, being difficult to realize standardization, generalization, having many defectives, at first is that model specification is various, complex structure, part is many, and manufacturability is poor, and versatility is poor.Next is that volume is big, and quality is heavy, the manufacturing cost height, and move unreliablely, be not durable.
Summary of the invention
Technical problem to be solved in the utility model is the present situation at prior art, a kind of versatility extra-heavy is provided, simple and compact for structure, volume is little, in light weight, low cost of manufacture and easy to use, the action reliable and durable can satisfy the mesolow vacuum circuit-breaker universal operating mechanism of all kinds of mesolow vacuum breaker mechanical features requirement comprehensively.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: mesolow vacuum circuit-breaker universal operating mechanism, comprise the framework that left plate, right plate and pillar are formed, be fixed with the connecting shaft motor in this framework, the measure of taking comprises: overlapping the tooth cover that is with the manual operation part on the motor shaft, this tooth cover is made up by unilateral bearing each other with the manual operation part, and the tooth cover is through change-speed gearing and the gear wheel engagement that is enclosed within on the main shaft; The bearing pin of fixing on the gear wheel that is with jacking block, torsion spring is formed clutch with the pin that is fixed on the protruding cover on the main shaft and be fixed on the left plate; The main shaft centre also is fixed with to be with on roller, the locating part that is provided with in the cam rotational trajectory, the locating part on dial, cam, the cam two sides and is with spacing torsion spring, and the energy storage connecting lever that hangs with energy-stored spring is being fixed at the main shaft two ends; On the correspondence position of energy storage connecting lever, be provided with travel switch; The driving lever that is provided with on the correspondence position of locating part is hinged with the combined floodgate connecting lever that is enclosed within on the semiaxis; Be fixed with the separating brake connecting lever on the semiaxis, be with the semiaxis torsion spring; Be with energy storing-releasing display board, divide-shut brake display board, snap close connecting lever on the bolster; Be with the snap close torsion spring on the snap close connecting lever, snap close connecting lever one end is hinged with an end of the connecting plate assembly of being made up of long connecting plate, short connecting plate, node roller; The other end of connecting plate assembly be fixed with input connecting lever, output toggle arm, hang with tripping spring separating brake energy storage connecting lever, show that the circuit breaker main shaft of connecting lever, self-locking connecting lever is hinged; The correspondence position of connecting plate component nodes roller is provided with gag lever post, pulls on the right side fixing and closes a floodgate from lock set.
The measure of taking also comprises: above-mentioned main shaft, semiaxis and circuit breaker main shaft are moving to be assigned in the framework of being made up of left plate, right plate and pillar; Described gag lever post, bolster are fixed in the framework of being made up of left plate, right plate and pillar; Driving lever, locating part are supported on the right plate.
Above-mentioned combined floodgate is from lock set, and the self-locking connecting lever and the reseting pressuring spring that rotate synchronously by fork equipped in the support that is installed on the right plate, top arm, stage clip, connecting rod, a piece, connecting lever, self-locking connecting rod, with the circuit breaker main shaft are formed.
The utility model is compared with present technology, its advantage: the versatility extra-heavy, as long as energy storage, excess of stroke spring force.The torque ratio of input and output connecting lever, and do corresponding design alteration apart, its mechanical property be applicable to rated voltage 440V-35KV, the various vacuum circuit-breakers that rated short circuit drop-out current 20KA-80KA requires.Simple and compact for structure, part is few, and volume is little, and is in light weight, good manufacturability, and low cost of manufacture, and easy to use is moved reliable and stablely, durable, and mechanical endurance is more than 50,000 times.
Description of drawings
Fig. 1 is the utility model embodiment integral assembling structure partial cutaway schematic;
Fig. 2 is the expansion schematic diagram of Fig. 1;
Fig. 3 is the spacing view of combined floodgate energy storage of Fig. 1;
Fig. 4 is the separating brake thermal energy storage process view of Fig. 1;
Fig. 5 is the spacing view of separating brake energy storage of Fig. 1;
Fig. 6 is the combined floodgate self-locking modular construction schematic diagram of the breaker mechanism gate-dividing state of Fig. 1;
Fig. 7 is the combined floodgate self-locking modular construction schematic diagram of the breaker mechanism "on" position of Fig. 1;
Fig. 8 is the combined floodgate self-locking modular construction schematic diagram of the breaker mechanism combined floodgate instantaneous state of Fig. 1.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
Fig. 1 is to Figure 8 shows that mesolow vacuum circuit-breaker universal operating mechanism, and integral installation is in the framework of being made up of left plate 1, right plate 2 and several pillar 3.The tooth that is fixed on cover on the motor shaft 4 in the framework overlaps and is also overlapping manually operating parts 6 on 5, by unilateral bearing 7 combinations, can independently carry out hand, electrodynamic input operation each other.
Input power is transferred to the gear wheel 10 that is enclosed within on the main shaft 9 through change-speed gearing 8, by the bearing pin 13 that is overlapping jacking block 11 and torsion spring 12 fixing on the gear wheel 10 and be arranged on pin 51 on the left plate 1, be fixed on the clutch that the protruding cover 14 on the main shaft 9 is formed, the clutch of control gear wheel 10 and main shaft 9.Also be fixed with dial 37, cam 15 in the middle of the main shaft 9; Be with roller 19 on the two sides of cam 15, two ends are fixed with the energy storage connecting lever 17 of hanging energy-stored spring 16; On the correspondence position of energy storage connecting lever 17, be provided with travel switch 52.When implementing energy storage, cam 15 is close to locating part 18 gradually, rotates to 6 °-7 ° moments of energy storage connecting lever 17 overbalance points, energy storage connecting lever 17 is unbalance, releasing ability effect lower main axis 9 fast rotational, locating part 18 withstands the roller 19 on the cam 15, the energy storage state that mechanism's realization is saved up strength to start out.
Press the combined floodgate connecting lever 23 hinged that is enclosed within on the semiaxis 21 under the above-mentioned state with driving lever 22, promote locating part 18 perks by driving lever 22, cam 15 is out of control, hits fast under the effect of releasing ability and presses connecting plate assembly intermediate node roller 20, the overbalance point leans against on the gag lever post 24; Hit pressure in the process to very pushing away with hinged input connecting lever 27 directions that are fixed on the circuit breaker main shaft 26 of long connecting plate 25, circuit breaker main shaft 26 fast rotational, the output toggle arm 28 ECDC brake connection rods 29 that are fixed on circuit breaker main shaft 26 promote or pulling breaker closing spare, realize breaker closing.Hit pressure also simultaneously to very pushing away with hinged snap close connecting lever 32 directions that are enclosed within on the bolster 31 of short connecting plate 30.Push away its rotation, the semiaxis 21 that links closely is realized the locking of closing a floodgate.The separating brake energy storage connecting lever 33 that rotates with circuit breaker main shaft 26 is also strained connected tripping spring 34 and is realized the separating brake energy storage synchronously.Mechanism is in the locking of closing a floodgate, and the separating brake energy storage can be carried out gate-dividing state at any time.
Under the above-mentioned state, when pressing the separating brake connecting lever 35 that is fixed on the semiaxis 21 and making 21 mouthfuls of semiaxis turn to level, snap close connecting lever 32 is threaded off, the strong connecting plate assembly related with it is unbalance, connecting plate assembly song strong under the effect of separating brake power, excess of stroke power contracts, circuit breaker main shaft 26 reverses fast, realizes the switch separating brake.
In energy storage, combined floodgate, separating brake process, the energy storing-releasing display board 36 that is enclosed within on the bolster 31 is stirred indication mechanism energy storing-releasing state by the dial 37 that rotates with main shaft 9; Be enclosed within the divide-shut brake display board 38 on the bolster 31, affect, transmit the circuit-breaker switching on-off action message, make the demonstration that divides accordingly, closes a floodgate with circuit-breaker status through the demonstration connecting rod 40 hinged with being fixed on demonstration connecting lever 39 on the circuit breaker main shaft.
Be fixed on to move in the support 41 on the side plate 2 and joining fork 42, in fork 42, move and joining top arm 43, head on the state that often sticks up that is in by stage clip 44.One end of fork 42 is hinged with the connecting lever 47 that is bearing on the piece 46 through connecting rod 45, connecting lever 47 other ends are hinged with the self-locking connecting lever 49 that is fixed on the circuit breaker main shaft through self-locking connecting rod 48, during breaker open operation, 42 rotations of pulling fork, top arm 43 is along with turning in support 41 facades, combined floodgate connecting lever 23 can freely be pressed, and can carry out closing operation.During breaker closing, fork 41 is resetted by reseting pressuring spring 50, and top arm 43 is stuck up by stage clip 44 tops and blocks combined floodgate connecting lever 23, can not carry out closing operation, realizes the combined floodgate self-lock protection.
Dynamic structure is once below described again:
1, energy storage
Operating physical force passes to gear wheel 10 through tooth cover 5, change-speed gearing 8., under torsion spring 12 effects, head on the protruding cover 14 that is fixed on the main shaft 9 and make main shaft 9 rotations via jacking block 11.Revolve 6 °-7 ° moments of overbalance point when being fixed on the energy storage connecting lever 17 that hauls energy-stored spring 16 on the main shaft 9, energy storage connecting lever 17 is unbalance, main shaft 9 is fast rotational under the effect of energy storing-releasing power, the locating part 18 that the cam 15 that rotates with main shaft 9 is set on its rotational trajectory withstands, and mechanism is in the energy storage state of saving up strength to start out.In the process, protruding cover 14 is with main shaft 9 fast rotational, the energy storage rotary speed that surmounts jacking block 11 is separated with it, immediately the pin 51 that is arranged on jacking block 11 rotational trajectories touches retaining jacking block 11 1 ends, make its perk under the situation of top power not, be implemented in mechanism's energy storage spacing same period, jacking block 11 can not have friction with protruding cover 14 automatically be separated.The connecting lever of left and right sides energy storage simultaneously 17 touches travel switch 52, and motor 4 is closed down, and stored energy operation finishes automatically.
2, combined floodgate locking, separating brake energy storage
Under the energy storage state, press and be enclosed within on the semiaxis 21 the combined floodgate connecting lever 23 hinged with driving lever 22, driving lever 22 promotes locating parts 18 perks, cam 15 out of control under the effect of releasing ability fast rotational, hit and press connecting plate assembly intermediate node roller 20 overbalance point, be against on the gag lever post 24, in the process, the connecting plate assembly is stressed to hinged with long connecting plate 25, and input connecting lever 27 directions fixing on the circuit breaker main shaft 26 very push away, promote circuit breaker main shaft 26 and rotate, realize breaker closing.Be fixed on tripping spring 34 energy storage on the separating brake energy storage connecting lever 33 on the circuit breaker main shaft 26 simultaneously.Hit pressure also simultaneously to very pushing away with hinged snap close connecting lever 32 directions that are enclosed within on the bolster 31 of short connecting plate 30, promoting snap close connecting lever 32 rotates, realize the locking of closing a floodgate, separating brake energy storage with semiaxis 21 tight-lipped buttons that are controlled at down by 53 effects of semiaxis spring with about 16 ° in the horizontal angle of cut.Locating part 18 resets under the effect of spacing torsion spring 54 simultaneously.
3, separating brake
Under close a floodgate locking, separating brake energy storage state, press the separating brake connecting lever 35 that is fixed on the semiaxis 21, make semiaxis rotate to horizontal level for 21 mouthfuls, snap close connecting lever 32 is threaded off, the connecting plate assembly that be in strong state related with it is unbalance, moment, the connecting plate assembly was in the bending of intermediate node place under the effect of separating brake power, excess of stroke power, and circuit breaker main shaft 26 counter-rotating is fast realized separating brake.While semiaxis 21, snap close connecting lever 32 under the effect of semiaxis torsion spring 53, snap close torsion spring 55 resets and waits to detain, and serves switch-on latching once more.
4, combined floodgate self-lock protection
Be fixed in the support 41 on the right plate 2, move and be furnished with the moving top arm 43 of joining in fork 42, the fork 42, be hinged through connecting rod 45 and the connecting lever 47 that is bearing in the piece 46, connecting lever 47 other ends are hinged with the self-locking connecting lever 49 that is fixed on the circuit breaker main shaft 26 through self-locking connecting rod 48, pulling fork 42 rotations during breaker open operation, top arm 43 is in company with changing in support 41 facades as shown in Figure 6, and combined floodgate connecting lever 23 can freely be pressed, and can carry out closing operation.During breaker closing fork 42 by reseting pressuring spring 50 reset, top arm 43 screws out supports 41 facades as shown in Figure 7, block combined floodgate connecting lever 23 and can not close a floodgate again.In the combined floodgate transients, combined floodgate connecting lever 23 is operated disengaging time, can lag behind the back-out time of top arm 43, as Fig. 8 state.Its processing scheme is, the elastic force of stage clip 44 is as far as possible little under the prerequisite that satisfies top arm 43 perks, and the reset force of combined floodgate connecting lever 23 reaches forced resetting such as Fig. 7 state greater than the frictional force on itself and top arm inclined-plane.
5, energy storing-releasing, opening and closing state show:
By corresponding to the moving energy storing-releasing display board 36 that fits on the bolster 31, be fixed on the dial 37 that rotates synchronously with energy storage connecting lever 17 on the main shaft 9, stir energy storing-releasing display board 36, the energy storing-releasing state of instantaneous display mechanism.
By corresponding to the moving divide-shut brake display board 38 that fits on the bolster 31, the divide-shut brake that is fixed on the switch spindle 26 shows connecting lever 39, hinged through showing connecting rod 40 and divide-shut brake display board 38, affect divide-shut brake display board 38, show and the corresponding separating brake of on off state, combined floodgate.
Most preferred embodiment of the present utility model is illustrated, and various variations or the remodeling made by those of ordinary skills can not break away from scope of the present utility model.
Claims (3)
1. mesolow vacuum circuit-breaker universal operating mechanism, comprise left plate (1), right plate 2) and the framework formed of pillar (3), be fixed with connecting shaft motor (4) in this framework, it is characterized in that: overlapping the tooth cover (5) that is with manual operation part (6) on the described motor shaft (4), this tooth cover (5) is made up by unilateral bearing (7) each other with manual operation part (6), and tooth cover (5) is through change-speed gearing (8) and gear wheel (10) engagement that is enclosed within on the main shaft (9); Gear wheel (10) is gone up the fixing bearing pin (13) that is with jacking block (11), torsion spring (12), forms clutch with the pin (51) that is fixed on the protruding cover (14) on the main shaft (9) and be fixed on the left plate (1); Also be fixed with the spacing torsion spring (54) that is with on the roller (19) that is with on dial (37), cam (15), cam (15) two sides, the locating part (18) that in the cam rotational trajectory, is provided with, the locating part (18) in the middle of the main shaft (9), and the energy storage connecting lever (17) that hangs with energy-stored spring (16) is being fixed at main shaft (9) two ends; On the correspondence position of energy storage connecting lever (17), be provided with travel switch (52); Be hinged at driving lever that is provided with on the correspondence position of locating part (18) (22) and the combined floodgate connecting lever (23) that is enclosed within on the semiaxis (21); Be fixed with separating brake connecting lever (35) on the semiaxis (21), also be with semiaxis torsion spring (53); Be with energy storing-releasing display board (36), divide-shut brake display board (38), snap close connecting lever (32) on the bolster (31); Be with snap close torsion spring (55) on the snap close connecting lever (32), snap close connecting lever (32) one ends are hinged with an end of the connecting plate assembly of being made up of long connecting plate (25), short connecting plate (30), node roller (20); The other end of connecting plate assembly be fixed with input connecting lever (27), output toggle arm (28), hang with tripping spring (34) separating brake energy storage connecting lever (33), show that the circuit breaker main shaft (26) of connecting lever (39), self-locking connecting lever (49) is hinged; The correspondence position of connecting plate component nodes roller (20) is provided with gag lever post (24), pulls on the right side fixing on (2) and closes a floodgate from lock set.
2. mesolow vacuum circuit-breaker universal operating mechanism according to claim 1 is characterized in that: described main shaft (9), semiaxis (21) and circuit breaker main shaft (26) are moving to be assigned in the framework of being made up of left plate (1), right plate (2) and pillar (3); Described gag lever post (24), bolster (31) are fixed in the framework of being made up of left plate (1), right plate (2) and pillar (3); Driving lever (22), locating part (18) are supported on the right plate (2).
3. mesolow vacuum circuit-breaker universal operating mechanism according to claim 1 and 2, it is characterized in that: described combined floodgate is from lock set, and the self-locking connecting lever (49) and the reseting pressuring spring (50) that rotate synchronously by fork (42) equipped in the support (41) that is installed on the right plate (2), top arm (43), stage clip (44), connecting rod (45), a piece (46), connecting lever (47), self-locking connecting rod (48), with circuit breaker main shaft (26) are formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201073594U CN201038050Y (en) | 2007-03-21 | 2007-03-21 | Universal operating mechanism for medium and low voltage vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201073594U CN201038050Y (en) | 2007-03-21 | 2007-03-21 | Universal operating mechanism for medium and low voltage vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201038050Y true CN201038050Y (en) | 2008-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201073594U Expired - Fee Related CN201038050Y (en) | 2007-03-21 | 2007-03-21 | Universal operating mechanism for medium and low voltage vacuum circuit breaker |
Country Status (1)
| Country | Link |
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| CN (1) | CN201038050Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100458996C (en) * | 2007-03-21 | 2009-02-04 | 冯保明 | Universal operating mechanism of low-medium-voltage vacuum breaker |
| CN105336547A (en) * | 2014-07-17 | 2016-02-17 | 泰兴市华诚机电制造有限公司 | Modular breaker |
| CN105428111A (en) * | 2015-12-22 | 2016-03-23 | 江苏洛凯机电股份有限公司 | Control system for circuit breaker electric operating mechanism |
| CN114300301A (en) * | 2021-12-27 | 2022-04-08 | 江苏新纪元电器科技有限公司 | High-voltage vacuum circuit breaker double-module operating mechanism with adjusting mechanism |
-
2007
- 2007-03-21 CN CNU2007201073594U patent/CN201038050Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100458996C (en) * | 2007-03-21 | 2009-02-04 | 冯保明 | Universal operating mechanism of low-medium-voltage vacuum breaker |
| CN105336547A (en) * | 2014-07-17 | 2016-02-17 | 泰兴市华诚机电制造有限公司 | Modular breaker |
| CN105428111A (en) * | 2015-12-22 | 2016-03-23 | 江苏洛凯机电股份有限公司 | Control system for circuit breaker electric operating mechanism |
| CN114300301A (en) * | 2021-12-27 | 2022-04-08 | 江苏新纪元电器科技有限公司 | High-voltage vacuum circuit breaker double-module operating mechanism with adjusting mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: FENG BAOMING; PATENTEE Free format text: FORMER OWNER: FENG BAOMING Effective date: 20080926 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080926 Address after: No. 178, Tower Hill Road, Dan County, Zhejiang County, Xiangshan Province: 315700 Co-patentee after: Ningbo Tianyuan Electric Equipment Co., Ltd. Patentee after: Feng Bao Ming Address before: No. 178, Tower Hill Road, Dan County, Zhejiang County, Xiangshan Province: 315700 Patentee before: Feng Baoming |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080319 |