CN206225283U - A kind of 35kV floor type high voltages AC vacuum circuit-breaker spring operating mechanism - Google Patents
A kind of 35kV floor type high voltages AC vacuum circuit-breaker spring operating mechanism Download PDFInfo
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- CN206225283U CN206225283U CN201621239768.5U CN201621239768U CN206225283U CN 206225283 U CN206225283 U CN 206225283U CN 201621239768 U CN201621239768 U CN 201621239768U CN 206225283 U CN206225283 U CN 206225283U
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- separating brake
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Abstract
The utility model is related to a kind of 35kV floor type high voltages AC vacuum circuit-breaker spring operating mechanism,Energy storage motor including being arranged on casing,Energy storage motor is connected with an active connecting lever for being rotatably connected on casing through storage transmission system,Active connecting lever is connected with energy-stored spring,The side of active connecting lever is provided with and withstands the roller on active connecting lever to keep the closing pawl of energy storage state for rotation,It is provided with to be resetted through energy-stored spring below closing pawl and the driven connecting lever of rotation is ordered about during pulling active connecting lever to rotate,Connecting rod is hinged with driven connecting lever,The lower end of the connecting rod is hinged with combined floodgate connecting lever,Separating brake connecting lever and buffer bar are coaxially connected with the middle part of combined floodgate connecting lever,One end of separating brake connecting lever be connected with through excess of stroke pressure spring be rotatably connected on casing turn plate,The one end for turning plate is connected to realize switch closing and switch opening by insulated tension pole with moving contact,Buffer bar is connected with buffer.It is the utility model compact conformation, reasonable in design, effectively improve mechanical efficiency and the mechanical life of mechanism.
Description
Technical field：
The utility model is related to a kind of 35kV floor type high voltages AC vacuum circuit-breaker spring operating mechanism.
Background technology：
With the high speed development of China electric power industry, switch cubicle manufacturing industry as electric power industry development one of guarantee also face
Face unprecedented development.HVAC vacuum circuit breaker mainly plays switch cubicle as the core component of high-tension switch cabinet
The effect that distribution line is cut-off and closed in the course of work, the reliable and stable of its performance is directly connected to what national grid ran
Stability and security, therefore how to improve breaker performance there is important practical application meaning.
The quality of breaker performance depends primarily on its spring operating mechanism, ZN85 types more universal in the market
35kV console mode vacuum circuit breakers, on the one hand due to its spring operating mechanism exist in terms of motion it is many unreasonable, cause knot
The mechanical efficiency of structure is relatively low, and its idle work is largely converted into the rigid shock to mechanism, influences the mechanical life of mechanism.
Utility model content：
The purpose of this utility model is directed to above weak point, there is provided a kind of 35kV floor type high voltages AC vacuum open circuit
Device spring operating mechanism, compact conformation, reasonable in design, the mechanical efficiency of mechanism is high.
The utility model solves the scheme that is used of technical problem, a kind of 35kV floor type high voltages AC vacuum circuit-breaker
Spring operating mechanism, including casing, the energy storage motor being arranged on casing, the energy storage motor are connected via storage transmission system
There is an active connecting lever for being rotatably connected on casing, the active connecting lever is connected with the energy-stored spring of a horizontally set, the active
The side of connecting lever is provided with and withstands the roller on active connecting lever to keep the closing pawl of energy storage state for rotation, and the combined floodgate is sincere
The lower section of son is provided with and the driven connecting lever of rotation is ordered about when being resetted to pull active connecting lever to rotate once energy-stored spring, described driven to turn
A connecting rod is hinged with arm, the lower end of the connecting rod is hinged with a combined floodgate connecting lever, is coaxially connected with the middle part of the combined floodgate connecting lever
Separating brake connecting lever and buffer bar, one end of the separating brake connecting lever are connected with one and are rotatably connected on turning for casing via excess of stroke pressure spring
Plate, described one end for turning plate is connected to realize switch closing and switch opening, the side of the driven connecting lever by insulated tension pole with moving contact
Phase contact after being rotated with driven connecting lever with profit is provided with to connect with the other end for keeping the sincere son of the separating brake of "on" position, the separating brake connecting lever
It is connected to tripping spring；The buffer bar is connected with a buffer.
Further, the storage transmission system includes the chain wheel pair and chain that are connected with the output shaft of energy storage motor
Wheel set is connected and is used to drive the gear pair of active connecting lever rotation, and the active connecting lever connects by one with excessive chain gear transmission
The chain for connecing is connected with the end of energy-stored spring, and the chain wheel pair is rotatably connected on casing through energy storage axle, the energy storage axle
On be fixedly connected with a clutch, the clutch is connected with one and is used to rotate and withstands energy storage travel switch to power off energy storage motor
Energy storage switchs connecting lever.
Further, the one end of the energy storage axle is offered the energy accumulation handle being rotatably assorted with profit and energy accumulation handle and operated
Hole.
Further, the side of the closing pawl is provided with to rotate and withstands closing pawl to keep the conjunction of energy storage state
Lock electrical apparatus release, is provided with to promote combined floodgate electrical apparatus release to rotate the combined floodgate with closing pawl separate below the combined floodgate electrical apparatus release
Electromagnet；The side of the sincere son of the separating brake is provided with to rotate and withstands the sincere son of separating brake and threaded off with the separating brake for keeping "on" position
Device, one end of the separating brake electrical apparatus release is connected with to drive separating brake electrical apparatus release to rotate the separating brake electromagnetism with the sincere son of separating brake separate
Iron.
Further, conjunction departure handle is provided between the closing pawl and the sincere son of separating brake, the closing pawl is near conjunction point
Handle end is provided with the anti-skid bulge being in contact after being rotated with the handle closed on departure handle with profit；The sincere son of separating brake is provided with profit
Close the breach snapped in after the handle on departure handle is rotated.
Further, the buffer is oil buffer.
Compared with prior art, the utility model has the advantages that：The utility model is reasonable in design, processing side
Just, with good intensity and precision；Buffer bar and the setting of buffer, effectively increase the mechanical life of mechanism and move steady
It is qualitative.
Brief description of the drawings：
Fig. 1 is the organigram of 35kV floor type high voltage AC vacuum circuit-breakers；
Fig. 2 is the fundamental diagram of the utility model embodiment.
In figure：
1- energy storage motors；2- chain wheel pairs；3- energy storage axles；4- gear pairs；5- active connecting levers；6- transition sprocket wheels；7- energy storage bullets
Spring；8- energy storage switchs connecting lever；9- energy storage travel switches；10- clutches；11- making electromagnets；12- closes departure handle；13- closes a floodgate
Electrical apparatus release；14- closing pawls；The driven connecting levers of 15-；The sincere son of 16- separating brakes；17- separating brake electrical apparatus releases；18- tripping electromagnets；19- connects
Bar；20- combined floodgate connecting levers；21- separating brake connecting levers；22- excess of stroke pressure springs；23- turns plate；24- insulated tension poles；25- moving contacts；26- points
Lock spring；27- buffer bars；28- oil buffers；29- casings；30- spring operating mechanisms；31- propulsive mechanisms；32- lands hand
Car；33- poles.
Specific embodiment:
The utility model is described in more detail with reference to the accompanying drawings and detailed description.
As shown in figure 1, in the present embodiment, 35kV floor type high voltage AC vacuum circuit-breakers, including the operation of casing 29, spring
Mechanism 30, landing handcart 32, propulsive mechanism 31, pole 33, the propulsive mechanism 31 are arranged on landing handcart by bolt
32, the cabinet 29 constitutes complete breaker by the upper end that bolt is arranged on landing handcart 32；The spring operating mechanism
30 and pole 33 be bolted in cabinet 29, the spring operating mechanism 30 is turned on plate 23 and pole
Insulated tension pole 24 is connected.
As shown in Fig. 2 a kind of 35kV floor type high voltages AC vacuum circuit-breaker spring operating mechanism of the utility model, including
Casing, the energy storage motor 1 being arranged on casing, the energy storage motor 1 are connected with one and are rotatably connected on via storage transmission system
The active connecting lever 5 of casing, the active connecting lever 5 is connected with the energy-stored spring 7 of a horizontally set, the side of the active connecting lever 5
It is provided with and withstands the roller on active connecting lever 5 to keep the closing pawl 14 of energy storage state for rotation, the closing pawl 14
Lower section is provided with and the driven connecting lever 15 of rotation is ordered about when being resetted once energy-stored spring 7 to pull active connecting lever 5 to rotate, described driven to turn
A connecting rod 19 is hinged with arm 15, the lower end of the connecting rod 19 is hinged with a combined floodgate connecting lever 20, the middle part of the combined floodgate connecting lever 20
Separating brake connecting lever 21 and buffer bar 27 are coaxially connected with, one end of the separating brake connecting lever 21 is connected with one turn via excess of stroke pressure spring 22
It is dynamic be connected to casing turn plate 23, described one end for turning plate 23 be connected with moving contact 25 by insulated tension pole 24 with realize combined floodgate and
Separating brake, the side of the driven connecting lever 15 is provided with phase contact after being rotated with driven connecting lever 15 with profit to keep the separating brake of "on" position
Sincere sub 16, the other end of the separating brake connecting lever 21 is connected with tripping spring 26；The buffer bar 27 is connected with a buffer.
In the present embodiment, chain wheel pair 2 of the storage transmission system including the output shaft drive connection with energy storage motor 1,
The gear pair 4 for driving active connecting lever 5 to rotate is connected and is used to chain wheel pair 2, and the active connecting lever 5 passes through one with excessive chain
The chain of the drive connection of wheel 6 is connected with the end of energy-stored spring 7, and the chain wheel pair 2 is rotatably connected on casing through energy storage axle 3
On, it is fixedly connected with a clutch 10 in the energy storage axle 3, the clutch 10 is connected with one and is used to rotate and withstands energy storage travel switch
9 energy storage to be powered off to energy storage motor 1 switchs connecting lever 8.
In the present embodiment, the one end of the energy storage axle 3 offers the energy accumulation handle being rotatably assorted with profit and energy accumulation handle
Handle hole, conveniently carries out manual energy storage.
In the present embodiment, the side of the closing pawl 14 is provided with to rotate and withstands closing pawl 14 to keep energy storage shape
The combined floodgate electrical apparatus release 13 of state, the lower section of the combined floodgate electrical apparatus release 13 is provided with to promote combined floodgate electrical apparatus release 13 to rotate with sincere with combined floodgate
The making electromagnet 11 that son 14 is separate；Sincere sub 16 side of separating brake is provided with to rotate and withstands separating brake sincere sub 16 to keep closing
The separating brake electrical apparatus release 17 of lock state, one end of the separating brake electrical apparatus release 17 be connected with to drive separating brake electrical apparatus release 17 to rotate with
Sub 16 separate tripping electromagnet 18 sincere with separating brake.
In the present embodiment, conjunction departure handle 12 is provided between the closing pawl 14 and separating brake sincere sub 16, it is convenient to carry out manually
Switch closing and switch opening is operated；The closing pawl 14 is provided near the end of conjunction departure handle 12 and is rotated with the handle closed on departure handle 12 with profit
The anti-skid bulge being in contact afterwards, the frictional force of the handle on departure handle 12 and closing pawl 14 is closed to increase, and improves mechanism driving
Stability；The separating brake sincere sub 16 is provided with the breach snapped in after the handle closed with profit on departure handle 12 is rotated.
In the present embodiment, the buffer be oil buffer 28, vibrations and noise in reducing mechanism motion process,
Improve the stationarity of mechanism kinematic, prolonged mechanical life-span.
The following unit of the realization of the utility model function point：
（1）Breaker energy storage：Switch on power, breaker in the presence of energy storage motor 1, through chain wheel pair 2 and the band of gear pair 4
Dynamic active connecting lever 5 is rotated, and active connecting lever 5 is stretched when rotating by chain-driving energy-stored spring 7, realizes the energy storage of energy-stored spring 7
（Manual energy storage：Energy storage axle 3 directly is rotated with energy accumulation handle, realizes that manual actuation active connecting lever 5 rotates, and then stretch energy storage bullet
Spring 7 carries out energy storage）；When the energy storage of energy-stored spring 7 in place when, plate on active connecting lever 5 promotes the roller on energy storage switch connecting lever 8
Rotated with driving energy storage to switch connecting lever 8, energy storage switch connecting lever 8 rotates latter aspect and pushes down energy storage travel switch 9, to energy storage motor
1 power-off, on the other hand promotes clutch 10 to realize manual and electric energy-stored mechanical clutch, now breaker via a connecting rod
Withstand the roller on active connecting lever 5 to keep energy storage state by closing pawl 14；When breaker carries out closing operation, energy storage
The retraction of spring 7 resets, and pulls active connecting lever 8 to rotate backward, and the plate on active connecting lever 5 is no longer bear against energy storage switch connecting lever 8,
Energy storage switch connecting lever 8 is resetted, and energy storage travel switch 9 is connected, and clutch 10 resets, and a new wheel stored energy operation can be carried out again.
（2）Breaker closing：When breaker is in energy storage gate-dividing state, making electromagnet 11 is powered or manually along clockwise
Direction rotating close departure handle 12, rotates combined floodgate electrical apparatus release 13, and the roller on combined floodgate electrical apparatus release 13 is no longer bear against closing pawl 14
One end, roller of the closing pawl 14 on active connecting lever 5 turning torque effect under rotate, be no longer bear against on active connecting lever 5
Roller, active connecting lever 5 rotates under the pulling of energy-stored spring 7, and active connecting lever 5 contacts the rolling on driven connecting lever 15 when rotating
Wheel, drives driven connecting lever 15 to rotate, and 15 through connecting rod of driven connecting lever 19 drives combined floodgate connecting lever 20 to rotate, and it is same that combined floodgate connecting lever 20 is rotated
When drive coaxial separating brake connecting lever 21 to rotate, separating brake connecting lever 21 rotate when on the one hand to tripping spring 26 carry out stretching realize storage
Can, on the other hand turn plate 23 through the drive of excess of stroke pressure spring 22 and rotate, and then promote insulated tension pole 24 to realize that moving contact 25 is transported upwards
Dynamic circuit connector lock, and excess of stroke pressure spring 22 spring-compressed of itself ensures the specified contact pressure of breaker；It is driven to turn during in-place closing
The roller motion of the other end of arm 15 to sincere sub 16 upper end of separating brake, separating brake sincere sub 16 withstands driven connecting lever 15 to keep combined floodgate shape
State.
（3）Breaker open operation：When breaker is in combined floodgate hold mode, tripping electromagnet 18 is powered or manually along counterclockwise
Direction rotating close departure handle 12, rotates separating brake electrical apparatus release 17, and the roller on separating brake electrical apparatus release 17 is no longer bear against separating brake sincere sub 16
One end, separating brake sincere sub 16 the upper roller of driven connecting lever 15 turning torque effect under rotate, be no longer bear against on driven connecting lever 15
Roller, breaker under the spring effect of tripping spring 26 and excess of stroke pressure spring 22,20 turns of separating brake connecting lever 21, combined floodgate connecting lever
Dynamic, drive is turned plate 23 and realizes that moving contact 25 moves downward completion separating brake through insulated tension pole 24, and final driven connecting lever 15 is moved to point
Lock state position, and separating brake in place after the buffered bar 27 of residual amount of energy be transferred to oil buffer 28 and absorbed, it is right to reduce
The rigid shock of mechanism, breaker keeps gate-dividing state in the presence of tripping spring 26.
The foregoing is only preferred embodiment of the present utility model, it is all according to present utility model application the scope of the claims done it is equal
Deng change and modification, should all belong to covering scope of the present utility model.
Claims (6)
1. a kind of 35kV floor type high voltages AC vacuum circuit-breaker spring operating mechanism, it is characterised in that：Including casing, it is arranged on
Energy storage motor on casing, the energy storage motor is connected with an active for being rotatably connected on casing and turns via storage transmission system
Arm, the active connecting lever is connected with the energy-stored spring of a horizontally set, and the side of the active connecting lever is provided with and is withstood for rotation
Roller on active connecting lever is provided with multiple once energy-stored spring to keep the closing pawl of energy storage state below the closing pawl
The driven connecting lever of rotation is ordered about when position is to pull active connecting lever to rotate, a connecting rod, the connecting rod are hinged with the driven connecting lever
Lower end be hinged with a combined floodgate connecting lever, separating brake connecting lever and buffer bar, the separating brake are coaxially connected with the middle part of the combined floodgate connecting lever
One end of connecting lever is connected with a plate that turns for being rotatably connected on casing via excess of stroke pressure spring, and described one end for turning plate is drawn by insulating
Bar is connected with moving contact to realize switch closing and switch opening, and the side of the driven connecting lever is provided with after being rotated with driven connecting lever with profit and mutually pushed up
Tripping spring is connected with to the other end of the sincere son of the separating brake for keeping "on" position, the separating brake connecting lever；The buffer bar and one
Buffer is connected.
2. 35kV floor type high voltages AC vacuum circuit-breaker spring operating mechanism according to claim 1, it is characterised in that：
The storage transmission system includes that the chain wheel pair being connected with the output shaft of energy storage motor and chain wheel pair are connected and are used to
The gear pair of active connecting lever rotation, the active connecting lever is driven to pass through the chain and energy-stored spring being connected with excessive chain gear transmission
End be connected, the chain wheel pair is rotatably connected on casing through energy storage axle, and a clutch, institute are fixedly connected with the energy storage axle
State clutch and be connected with one and be used to rotate the energy storage switch connecting lever for withstanding energy storage travel switch to be powered off to energy storage motor.
3. 35kV floor type high voltages AC vacuum circuit-breaker spring operating mechanism according to claim 2, it is characterised in that：
The one end of the energy storage axle offers the energy accumulation handle handle hole being rotatably assorted with profit and energy accumulation handle.
4. 35kV floor type high voltages AC vacuum circuit-breaker spring operating mechanism according to claim 1, it is characterised in that：
The side of the closing pawl is provided with to rotate and withstands closing pawl to keep the combined floodgate electrical apparatus release of energy storage state, the combined floodgate
It is provided with to promote combined floodgate electrical apparatus release to rotate the making electromagnet with closing pawl separate below electrical apparatus release；The separating brake is sincere
The side of son is provided with to rotate the separating brake electrical apparatus release for withstanding the sincere son of separating brake to keep "on" position, the one of the separating brake electrical apparatus release
End is connected with to drive separating brake electrical apparatus release to rotate the tripping electromagnet with the sincere son of separating brake separate.
5. 35kV floor type high voltages AC vacuum circuit-breaker spring operating mechanism according to claim 4, it is characterised in that：
It is provided between the closing pawl and the sincere son of separating brake and closes departure handle, the closing pawl is provided with profit and conjunction near departure pommel is closed
The anti-skid bulge that handle on departure handle is in contact after rotating；The sincere son of separating brake is provided with the handle closed with profit on departure handle and turned
The breach snapped in after dynamic.
6. 35kV floor type high voltages AC vacuum circuit-breaker spring operating mechanism according to claim 1, it is characterised in that：
The buffer is oil buffer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621239768.5U CN206225283U (en) | 2016-11-21 | 2016-11-21 | A kind of 35kV floor type high voltages AC vacuum circuit-breaker spring operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621239768.5U CN206225283U (en) | 2016-11-21 | 2016-11-21 | A kind of 35kV floor type high voltages AC vacuum circuit-breaker spring operating mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN206225283U true CN206225283U (en) | 2017-06-06 |
Family
ID=58789787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621239768.5U Active CN206225283U (en) | 2016-11-21 | 2016-11-21 | A kind of 35kV floor type high voltages AC vacuum circuit-breaker spring operating mechanism |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108054063A (en) * | 2018-01-04 | 2018-05-18 | 库柏(宁波)电气有限公司 | A kind of breaker trip gear |
| CN108172457A (en) * | 2017-12-19 | 2018-06-15 | 上海天灵开关厂有限公司 | A kind of vacuum circuit breaker with double breaks for medium pressure gas insulated switching installation |
| CN108231449A (en) * | 2018-01-11 | 2018-06-29 | 上海思源高压开关有限公司 | A kind of spring operating mechanism of three-phase breaker |
| CN108648932A (en) * | 2018-07-09 | 2018-10-12 | 天同益电气股份有限公司 | A kind of breaker energy storage manipulation device |
-
2016
- 2016-11-21 CN CN201621239768.5U patent/CN206225283U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108172457A (en) * | 2017-12-19 | 2018-06-15 | 上海天灵开关厂有限公司 | A kind of vacuum circuit breaker with double breaks for medium pressure gas insulated switching installation |
| CN108172457B (en) * | 2017-12-19 | 2019-09-10 | 上海天灵开关厂有限公司 | A kind of vacuum circuit breaker with double breaks for medium pressure gas insulated switching installation |
| CN108054063A (en) * | 2018-01-04 | 2018-05-18 | 库柏(宁波)电气有限公司 | A kind of breaker trip gear |
| CN108054063B (en) * | 2018-01-04 | 2023-10-13 | 库柏(宁波)电气有限公司 | Tripping device for circuit breaker |
| CN108231449A (en) * | 2018-01-11 | 2018-06-29 | 上海思源高压开关有限公司 | A kind of spring operating mechanism of three-phase breaker |
| CN108231449B (en) * | 2018-01-11 | 2019-04-09 | 上海思源高压开关有限公司 | A kind of spring operating mechanism of three-phase breaker |
| CN108648932A (en) * | 2018-07-09 | 2018-10-12 | 天同益电气股份有限公司 | A kind of breaker energy storage manipulation device |
| CN108648932B (en) * | 2018-07-09 | 2023-11-03 | 天一同益电气股份有限公司 | Circuit breaker energy storage operating device |
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