CN107086151A - A kind of breaker mechanism - Google Patents
A kind of breaker mechanism Download PDFInfo
- Publication number
- CN107086151A CN107086151A CN201710540912.1A CN201710540912A CN107086151A CN 107086151 A CN107086151 A CN 107086151A CN 201710540912 A CN201710540912 A CN 201710540912A CN 107086151 A CN107086151 A CN 107086151A
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- CN
- China
- Prior art keywords
- energy storage
- separating brake
- plate
- left plate
- right plate
- Prior art date
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/666—Operating arrangements
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- Mechanical Operated Clutches (AREA)
Abstract
The invention discloses a kind of breaker mechanism, it is related to breaker operation mechanism technical field.It is the operating mechanism that a kind of modular is installed, including left plate, right plate, on/off switch electromagnet, separating brake buckle, close branched shaft, combined floodgate cam, pressing plate, energy storage direction board, driving pawl, separating brake semiaxis, closing pawl, clutch cam, separating brake push pedal, maintainance block is arranged between left plate and right plate, energy storage gear wheel, drive, rotation spring connecting lever, combined floodgate cam, clutch cam is arranged in energy storage axle, energy storage motor output power source drives drive gear members, energy storage gear wheel, energy-stored spring is to mechanism energy storage, the energy storage of breaker is realized by the mechanical engagement of mechanism and matching component, close a floodgate and sub-switching operation, the present invention is simple and reliable using parts, it is easy to maintenance, stable transmission, reliability is high and service life is long.
Description
Technical field
The present invention relates to operating mechanism technical field, and in particular to a kind of breaker operation mechanism.
Background technology
Existing high-pressure vacuum breaker uses spring operating mechanism mostly, can be divided into two kinds of mounting means：One kind will be each
Parts are arranged in the framework that is welded, each drive disk assembly assembly and connection, but this mode when assembling, overhauling extremely not
Just, parts are various, and fault rate is high；Another use modular is installed, i.e., each part of mechanism is made into an independent entirety,
It is arranged on as a module in the framework being welded, traditional modular mounting means mechanism module is complicated, it is difficult to install, and
For limitation space, the parts of traditional mechanism module are smaller, easy to wear, and it is unstable to there is mechanical property, life-span low defect,
And traditional mechanism module mounting means variation, it is impossible to the exchange between each voltage class is realized, in order to solve the above problems, if
Count a kind of breaker mechanism or necessary.
The content of the invention
In view of the shortcomings of the prior art, the present invention seeks to be to provide a kind of breaker mechanism, structure design
Rationally, it is abundant reliable using independently installed small operation module, each parts, easy to maintenance, stable transmission, reliability it is high and
Service life is long.
To achieve these goals, the present invention is to realize by the following technical solutions：On/off switch electromagnet, separating brake button
Plate, conjunction branched shaft, combined floodgate cam, pressing plate, energy storage direction board, driving pawl, separating brake semiaxis, closing pawl, clutch cam, separating brake are pushed away
Plate, maintainance block be arranged between left plate and right plate, energy storage gear wheel, drive, rotation spring connecting lever, combined floodgate cam, from
Close cam to be arranged in energy storage axle, energy storage motor output power source drives drive gear members, energy storage gear wheel, energy-stored spring pair
Mechanism energy storage, energy storage, combined floodgate and the sub-switching operation of breaker are realized by the mechanical engagement of mechanism and matching component,.
Preferably, described breaker mechanism includes left plate, right plate, energy-stored spring, energy storage motor, combined floodgate electromagnetism
Iron, tripping electromagnet, separating brake buckle, close branched shaft, combined floodgate cam, pressing plate, drive gear members, energy storage gear wheel, drive,
Energy storage axle, rotation spring connecting lever, energy storage direction board, driving pawl, separating brake semiaxis, closing pawl, clutch cam, separating brake push pedal, guarantor
Hold block, its left plate, right plate, which are arranged on the both sides of operation module, right plate, is provided with energy storage motor, energy storage motor it is defeated
Go out gear stretching right plate, the output gear of energy storage motor, energy storage gear wheel respectively with the drive gear members flank of tooth to be connected, energy storage
Axle is arranged on left plate and right plate by bearing, and left plate and right plate are stretched out in the two ends of energy storage axle, and drive is arranged on
In energy storage axle, inside energy storage gear wheel, energy storage gear wheel both sides by bearing be arranged on energy storage axle on, driving pawl is arranged on
Inside energy storage gear wheel, the on-of pin on driving pawl stretches out energy storage gear wheel.
Preferably, described breaker mechanism, which includes rotation spring connecting lever, clutch cam, combined floodgate cam, is arranged on energy storage
On axle, rotation spring connecting lever is located on the outside of left plate, and clutch cam, combined floodgate cam are located in the middle of left plate and right plate, energy storage
Lower spring end is arranged on rotation spring connecting lever, and upper end is fixed on the inner side of cabinet, and rotation spring connecting lever is rotated in energy storage axle
Stretchable energy-stored spring makes its energy storage.
Preferably, described breaker mechanism includes rank of the output gear of energy storage motor directly with energy storage gear wheel
Connect, eliminate drive gear members, so as to drive the mode of energy storage bull gear drive.
Preferably, its maintainance block of described breaker mechanism is arranged on separating brake buckle bottom, separating brake buckle, closing pawl
It in conjunction branched shaft, and can be rotated on branched shaft is closed, close branched shaft and run through left plate and right plate, separating brake semiaxis is logical
Bearing is crossed on left plate and right plate, and can freely be rotated, separating brake push pedal is arranged in separating brake semiaxis, separating brake is promoted
Push pedal can rotate separating brake semiaxis, and making electromagnet, tripping electromagnet are located inside left plate and right plate, making electromagnet
Iron core is corresponding with the position of closing pawl, and the plunger position of tripping electromagnet is corresponding with separating brake push pedal.
Preferably, described breaker mechanism pressing plate, energy storage direction board are arranged on left plate by pin, pressing plate, storage
Energy direction board can be rotated within the specific limits.
Energy storage gear wheel is installed preferably, described breaker mechanism is included in the breaker mechanism technical foundation
In left side, rotation spring connecting lever and energy-stored spring etc. are arranged on the mode being symmetrically installed on right side.
Preferably, described breaker mechanism, it, which is inputted, keeps connecting lever to include intake roller mounted thereto, keep
Roller, intake roller position is corresponding with combined floodgate cam, keeps scroll wheel positions corresponding with maintainance block, and input holding connecting lever can be with
Installed in on the big axle of the supporting cabinet of this breaker mechanism, left plate and right plate can also be arranged on by axle and bearing
On.
Beneficial effects of the present invention：Solve that the existing vacuum circuit breaker life-span is low, safeguard that inconvenient, mechanical property is unstable
The problem of, internal structure is compact, and parts are simple and reliable, and using independently installed small operation module, operation module can be from cabinet
Upper dismounting, it is convenient that assembling is safeguarded, while the abrasion between reducing parts, improves the service life of vacuum circuit breaker, tool
There are miniaturization, the advantage of high reliability.
Brief description of the drawings
Describe the present invention in detail with reference to the accompanying drawings and detailed description；
Fig. 1 is structural representation of the invention；
Fig. 2 is Fig. 1 right view；
Fig. 3, Fig. 4 are Fig. 1 profile；
Fig. 5 is Fig. 1 rearview；
Fig. 6 is schematic perspective view of the invention；
Fig. 7 keeps connecting lever to be arranged on left plate and the schematic perspective view on right plate for input in the present invention.
Embodiment
To be easy to understand the technical means, the inventive features, the objects and the advantages of the present invention, with reference to
Embodiment, is expanded on further the present invention.
Reference picture 1-6, present embodiment uses following technical scheme：A kind of breaker mechanism, including cabinet（1）、
Operation module（2）, spindle transmission component（3）, buffer（4）, tripping spring（5）, operation module（2）, spindle transmission component
（3）, buffer（4）Installed in cabinet（1）Inside, spindle transmission component（3）Installed in cabinet（1）Bottom, operation module（2）
It is bolted on cabinet（1）Inside, and remove operation module after bolt（2）Can be integrally from cabinet（1）It is interior to take out, operate mould
Block（2）With spindle transmission component（3）With merga pass to spindle transmission component（3）Transmission output realize breaker combined floodgate and
Sub-switching operation.
Preferably, described includes left plate（1）, right plate（2）, energy-stored spring（3）, energy storage motor（4）, close a floodgate electricity
Magnet（5）, tripping electromagnet（6）, separating brake buckle（7）, close branched shaft（8）, combined floodgate cam（9）, pressing plate（10）, transmission gear
Part（11）, energy storage gear wheel（12）, drive（13）, energy storage axle（14）, rotation spring connecting lever（15）, energy storage direction board（16）、
Driving pawl（17）, separating brake semiaxis（18）, closing pawl（19）, clutch cam（20）, separating brake push pedal（21）, maintainance block（22）, its
Left plate（1）, right plate（2）It is arranged on operation module（2）Both sides, energy storage motor is installed on right plate（4）, energy storage motor
（4）Output gear stretch out right plate（2）, energy storage motor（4）Output gear, energy storage gear wheel（12）Respectively with travelling gear
Part（11）The flank of tooth is connected, energy storage axle（14）Left plate is arranged on by bearing（1）And right plate（22）On, energy storage axle（14）'s
Left plate is stretched out at two ends（1）And right plate（22）, drive（13）Installed in energy storage axle（14）Above, positioned at energy storage gear wheel（12）
Internal, energy storage gear wheel（12）Both sides are arranged on energy storage axle by bearing（14）On, driving pawl（17）Installed in energy storage gear wheel
（12）Inside, driving pawl（17）On on-of pin stretch out energy storage gear wheel（12）.
Preferably, described includes rotation spring connecting lever（15）, clutch cam（20）, combined floodgate cam（9）Installed in storage
Can axle（14）On, rotation spring connecting lever（15）Positioned at left plate（1）Outside, clutch cam（20）, combined floodgate cam（9）Positioned at left side
Plate（1）And right plate（2）Centre, energy-stored spring（3）Lower end is arranged on rotation spring connecting lever（15）On, upper end is fixed on cabinet
（1）Inner side, rotation spring connecting lever（15）In energy storage axle（14）It is upper to rotate stretchable energy-stored spring（3）Make its energy storage.
Preferably, described includes energy storage motor（4）Output gear directly with energy storage gear wheel（12）Linking, from
And drive the mode of energy storage bull gear drive.
Preferably, described maintainance block（22）Installed in separating brake buckle（7）Bottom, separating brake buckle（7）, closing pawl
（19）Installed in conjunction branched shaft（8）On, and branched shaft can closed（8）It is upper to rotate, close branched shaft（8）Through left plate（1）With
Right plate（2）, separating brake semiaxis（18）Left plate is arranged on by bearing（1）And right plate（2）On, and can freely rotate, point
Lock push pedal（21）Installed in separating brake semiaxis（18）On, promote separating brake push pedal（22）Separating brake semiaxis can be made（18）Rotate, combined floodgate electromagnetism
Iron（5）, tripping electromagnet（6）Positioned at left plate（1）And right plate（2）Inside, making electromagnet（5）Iron core and closing pawl
（19）Position it is corresponding, tripping electromagnet（6）Plunger position and separating brake push pedal（22）It is corresponding.
Preferably, its described pressing plate（10）, energy storage direction board（16）Left plate is arranged on by pin（1）On, pressing plate
（10）, energy storage direction board（16）It can rotate within the specific limits.
Preferably, described is included in energy storage gear wheel in the breaker mechanism technical foundation（12）Installed in a left side
Side, rotation spring connecting lever（15）And energy-stored spring（3）Deng the mode being symmetrically installed installed in right side.
Preferably, described input keeps connecting lever（23）Including intake roller mounted thereto（23-1）, keep rolling
Wheel（23-2）, intake roller（23-1）Position and combined floodgate cam（9）It is corresponding, keep roller（23-2）Position and maintainance block（22）
Corresponding, input keeps connecting lever（23）It may be mounted on the big axle with the supporting cabinet of this breaker mechanism, axle can also be passed through
Left plate is arranged on bearing（1）With right plate（2）On.
Present embodiment realizes breaker under the drive of operating mechanism, the electricity of cutoff high circuit primary circuit
Stream, mainly there is three operations：Stored energy operation, closing operation and sub-switching operation.
1st, stored energy operation：Energy storage motor（4）It is electric after, its output gear is rotated, and drives drive gear members successively
（11）, energy storage gear wheel（12）, driving pawl（17）, drive（13）, energy storage axle（14）, rotation spring connecting lever（15）Rotate, together
Shi Lashen energy-stored springs（3）, energy-stored spring（3）When reaching peak and moving forward to certain position, combined floodgate cam（9）With conjunction
The sincere son of lock（19）Contact, and keep stable, while driving pawl（17）From drive（13）Depart from, make motor transmission and energy storage axle machine
Tool clutch, energy-stored spring（3）While reaching peak, clutch cam（20）With energy storage direction board（16）Contact, clutch cam
（20）In energy-stored spring（3）In the presence of promote energy storage direction board（16）It is turned an angle, shown and changed by non-energy storage
Shown into energy storage, while energy storage direction board（16）Band dynamic pressure plate（10）Turn an angle, pressing plate（10）Cut off energy storage motor
（4）Power supply, energy storage finishes.
2nd, closing operation：After breaker energy storage is finished, when breaker is in open position, manually by putting making electromagnet
（5）Or give its power supply signal, making electromagnet（5）Act and promote closing pawl（19）Make itself and combined floodgate cam（9）Depart from, this
When, energy-stored spring（3）It is released, combined floodgate cam（9）In energy-stored spring（3）In the presence of rotate rapidly, combined floodgate cam（9）With it is defeated
Enter roller（3-1）Contact, drives input to keep connecting lever（23）Certain angle is exported, makes breaker closing.At the same time, input branch
Support keeps connecting lever（23）When being moved downwardly to certain angle, input keeps connecting lever（23）On holding roller（23-2）Cross holding
Block（22）, maintainance block（22）Return under the action of the spring, when combined floodgate cam（9）Leave intake roller（23-1）When, input is kept
Connecting lever（23）Moved to opposite direction, keep roller（23-2）Contact maintainance block（22）Make separating brake buckle（7）It is maintained at separating brake semiaxis
（18）On, so as to realize breaker closing.
3rd, sub-switching operation：Breaker is when being in closing position manually by putting tripping electromagnet（6）Or give its power supply signal,
Tripping electromagnet（6）Act and promote separating brake push pedal（22）, make separating brake semiaxis（18）Rotation, separating brake semiaxis（18）Turn to certain
Behind position, separating brake buckle（7）From separating brake semiaxis（18）Upper to depart from, input keeps connecting lever（23）To anti-in the presence of with sleeve spring
Direction is rotated, so as to drive breaker primary circuit to make its separating brake.
Present embodiment internal structure is compact, simple and reliable, and the breaker mechanism can be used as an integral module list
Member dismantles assembling from supporting breaker cabinet, and it is convenient to safeguard, reduces abrasion, service life is improved, with miniaturization, Gao Ke
The advantages of by property, with extensive market application foreground.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (8)
1. a kind of breaker mechanism, it is characterised in that including left plate（1）, right plate（2）, energy-stored spring（3）, energy storage motor
（4）, making electromagnet（5）, tripping electromagnet（6）, separating brake buckle（7）, close branched shaft（8）, combined floodgate cam（9）, pressing plate（10）、
Drive gear members（11）, energy storage gear wheel（12）, drive（13）, energy storage axle（14）, rotation spring connecting lever（15）, energy storage refers to
Show board（16）, driving pawl（17）, separating brake semiaxis（18）, closing pawl（19）, clutch cam（20）, separating brake push pedal（21）, keep
Block（22）, input keep connecting lever（23）, its left plate（1）, right plate（2）It is arranged on both sides, right plate and energy storage electricity is installed
Machine（4）, energy storage motor（4）Output gear stretch out right plate（2）, energy storage motor（4）Output gear, energy storage gear wheel（12）
Respectively with drive gear members（11）The flank of tooth is connected, energy storage axle（14）Left plate is arranged on by bearing（1）And right plate（2）
On, energy storage axle（14）Two ends stretch out left plate（1）And right plate（2）, drive（13）Installed in energy storage axle（14）Above, it is located at
Energy storage gear wheel（12）Internal, energy storage gear wheel（12）Both sides are arranged on energy storage axle by bearing（14）On, driving pawl（17）Peace
Mounted in energy storage gear wheel（12）Inside, driving pawl（17）On on-of pin stretch out energy storage gear wheel（12）.
2. a kind of breaker mechanism according to claim 1, it is characterised in that described breaker mechanism, including rotate
Spring crank arm（15）, clutch cam（20）, combined floodgate cam（9）Installed in energy storage axle（14）On, rotation spring connecting lever（15）It is located at
Left plate（1）Outside, clutch cam（20）, combined floodgate cam（9）Positioned at left plate（1）And right plate（2）Centre, energy-stored spring
（3）Lower end is arranged on rotation spring connecting lever（15）On, upper end is fixed on cabinet（1）Inner side, rotation spring connecting lever（15）In storage
Can axle（14）It is upper to rotate stretchable energy-stored spring（3）Make its energy storage.
3. a kind of breaker mechanism according to claim 1, it is characterised in that including energy storage motor（4）Output gear
Directly with energy storage gear wheel（12）Linking, eliminate drive gear members（11）, so as to drive the side of energy storage bull gear drive
Formula.
4. a kind of breaker mechanism according to claim 1, it is characterised in that its maintainance block（22）Installed in separating brake buckle
（7）Bottom, separating brake buckle（7）, closing pawl（19）Installed in conjunction branched shaft（8）On, and branched shaft can closed（8）It is upper to turn
It is dynamic, close branched shaft（8）Through left plate（1）And right plate（2）, separating brake semiaxis（18）Left plate is arranged on by bearing（1）With
Right plate（2）On, and can freely rotate, separating brake push pedal（21）Installed in separating brake semiaxis（18）On, promote separating brake push pedal（22）
Separating brake semiaxis can be made（18）Rotate, making electromagnet（5）, tripping electromagnet（6）Positioned at left plate（1）And right plate（2）Inside,
Making electromagnet（5）Iron core and closing pawl（19）Position it is corresponding, tripping electromagnet（6）Plunger position pushed away with separating brake
Plate（22）It is corresponding.
5. a kind of breaker mechanism according to claim 1, it is characterised in that its pressing plate（10）, energy storage direction board（16）
Left plate is arranged on by pin（1）On, pressing plate（10）, energy storage direction board（16）It can rotate within the specific limits.
6. a kind of breaker mechanism according to claim 1, it is characterised in that be included in the breaker mechanism technical foundation
On by energy storage gear wheel（12）Installed in left side, rotation spring connecting lever（15）And energy-stored spring（3）Deng installed in the symmetrical of right side
The mode of installation.
7. a kind of breaker mechanism according to claim 1, it is characterised in that described input keeps connecting lever（23）Including
Intake roller mounted thereto（23-1）, keep roller（23-2）, intake roller（23-1）Position and combined floodgate cam（9）Relatively
Should, keep roller（23-2）Position and maintainance block（22）Corresponding, input keeps connecting lever（23）It may be mounted at and this breaker
On the big axle of the supporting cabinet of mechanism, left plate can also be arranged on by axle and bearing（1）With right plate（2）On.
8. a kind of breaker mechanism according to claim 1, it is characterised in that the open circuit including the use of the operating mechanism
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710540912.1A CN107086151A (en) | 2017-07-05 | 2017-07-05 | A kind of breaker mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710540912.1A CN107086151A (en) | 2017-07-05 | 2017-07-05 | A kind of breaker mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107086151A true CN107086151A (en) | 2017-08-22 |
Family
ID=59606458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710540912.1A Pending CN107086151A (en) | 2017-07-05 | 2017-07-05 | A kind of breaker mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107086151A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107316775A (en) * | 2017-08-23 | 2017-11-03 | 珠海鼎冠电气有限公司 | A kind of inlet wire spring operating mechanism of ring main unit |
| CN107887239A (en) * | 2017-12-06 | 2018-04-06 | 陕西宇光电气有限公司 | A kind of breaker energy storage gear drive |
| CN107968017A (en) * | 2017-12-06 | 2018-04-27 | 陕西宇光电气有限公司 | A kind of spring operating mechanism for breaker |
| CN107993881A (en) * | 2018-01-19 | 2018-05-04 | 常州阿斯博开关有限公司 | A kind of single module breaker |
| CN109494130A (en) * | 2019-01-07 | 2019-03-19 | 江苏洛凯机电股份有限公司 | A kind of breaker energy storage mechanism |
| CN110491697A (en) * | 2019-08-31 | 2019-11-22 | 武汉倍诺德开关有限公司 | A kind of combined floodgate structure of modularized circuit breaker |
| CN110867338A (en) * | 2019-12-08 | 2020-03-06 | 上海洪电电气有限公司 | Circuit breaker mechanism |
| CN114446706A (en) * | 2022-04-06 | 2022-05-06 | 赫兹曼电力（广东）有限公司 | Circuit breaker operating mechanism |
| CN118231198A (en) * | 2024-05-23 | 2024-06-21 | 长园电力技术有限公司 | Spring circuit breaker operating means |
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| JP3272190B2 (en) * | 1994-05-20 | 2002-04-08 | 三菱電機株式会社 | Operation spring energy storage device |
| CN201886919U (en) * | 2010-11-19 | 2011-06-29 | 西安英丰电气有限责任公司 | Spring operating mechanism for high-voltage circuit breaker |
| CN102543501A (en) * | 2011-12-02 | 2012-07-04 | 万控集团有限公司 | Circuit-breaker spring actuating mechanism |
| CN207250407U (en) * | 2017-07-05 | 2018-04-17 | 上海洪电电气有限公司 | A kind of breaker mechanism |
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| JP3272190B2 (en) * | 1994-05-20 | 2002-04-08 | 三菱電機株式会社 | Operation spring energy storage device |
| CN201886919U (en) * | 2010-11-19 | 2011-06-29 | 西安英丰电气有限责任公司 | Spring operating mechanism for high-voltage circuit breaker |
| CN102543501A (en) * | 2011-12-02 | 2012-07-04 | 万控集团有限公司 | Circuit-breaker spring actuating mechanism |
| CN207250407U (en) * | 2017-07-05 | 2018-04-17 | 上海洪电电气有限公司 | A kind of breaker mechanism |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107316775A (en) * | 2017-08-23 | 2017-11-03 | 珠海鼎冠电气有限公司 | A kind of inlet wire spring operating mechanism of ring main unit |
| CN107887239A (en) * | 2017-12-06 | 2018-04-06 | 陕西宇光电气有限公司 | A kind of breaker energy storage gear drive |
| CN107968017A (en) * | 2017-12-06 | 2018-04-27 | 陕西宇光电气有限公司 | A kind of spring operating mechanism for breaker |
| CN107993881A (en) * | 2018-01-19 | 2018-05-04 | 常州阿斯博开关有限公司 | A kind of single module breaker |
| CN107993881B (en) * | 2018-01-19 | 2024-03-19 | 常州阿斯博开关有限公司 | Single-modularized breaker |
| CN109494130A (en) * | 2019-01-07 | 2019-03-19 | 江苏洛凯机电股份有限公司 | A kind of breaker energy storage mechanism |
| CN110491697A (en) * | 2019-08-31 | 2019-11-22 | 武汉倍诺德开关有限公司 | A kind of combined floodgate structure of modularized circuit breaker |
| CN110867338A (en) * | 2019-12-08 | 2020-03-06 | 上海洪电电气有限公司 | Circuit breaker mechanism |
| CN110867338B (en) * | 2019-12-08 | 2021-09-24 | 上海洪电电气有限公司 | Circuit breaker mechanism |
| CN114446706A (en) * | 2022-04-06 | 2022-05-06 | 赫兹曼电力（广东）有限公司 | Circuit breaker operating mechanism |
| CN114446706B (en) * | 2022-04-06 | 2022-06-17 | 赫兹曼电力（广东）有限公司 | Circuit breaker operating mechanism |
| CN118231198A (en) * | 2024-05-23 | 2024-06-21 | 长园电力技术有限公司 | Spring circuit breaker operating means |
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Application publication date: 20170822 |
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