CN109559912A - The transmission mechanism of permanent-magnet breaker - Google Patents
The transmission mechanism of permanent-magnet breaker Download PDFInfo
- Publication number
- CN109559912A CN109559912A CN201811473966.1A CN201811473966A CN109559912A CN 109559912 A CN109559912 A CN 109559912A CN 201811473966 A CN201811473966 A CN 201811473966A CN 109559912 A CN109559912 A CN 109559912A
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- CN
- China
- Prior art keywords
- phase
- connecting lever
- countershaft
- main shaft
- circuit breaker
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/46—Driving mechanisms, i.e. for transmitting driving force to the contacts using rod or lever linkage, e.g. toggle
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
- H01H3/3005—Charging means
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention discloses a kind of transmission mechanisms of permanent-magnet breaker, comprising: circuit breaker frame；Permanent magnet mechanism is fixed in the circuit breaker frame；Main shaft is supported in the circuit breaker frame and drives rotation by the output shaft of the permanent magnet mechanism, is equipped with A, B, C three-phase connecting lever on the main shaft, connect respectively with A, B, C three phase isolated pull rod；Countershaft, is supported in the circuit breaker frame, and the countershaft is arranged in parallel and with the main shaft can link in a manner of synchronous rotary with the main shaft；Handle is fixed on the countershaft and can be operable to that the countershaft is driven to rotate.The transmission mechanism of above-mentioned permanent-magnet breaker, the countershaft can be driven to rotate by the handle on operation countershaft, and then main shaft rotation is driven to realize closing by hand function, handle is arranged on countershaft, pivot center apart from main shaft farther out, thus more laborsaving in the case of an equal amount of rotating torque.
Description
Technical field
The present invention relates to industrial power distribution technical fields, more particularly to the transmission mechanism of a permanent-magnet breaker.
Background technique
Closing by hand function can be arranged in traditional permanent-magnet breaker, but operates relatively elaborate.
Summary of the invention
Based on this, it is necessary to for the relatively elaborate problem of closing by hand, provide a kind of transmission mechanism of permanent-magnet breaker.
A kind of transmission mechanism of permanent-magnet breaker, comprising:
Circuit breaker frame；
Permanent magnet mechanism is fixed in the circuit breaker frame；
Main shaft is supported in the circuit breaker frame and is rotated by the driving of the output shaft of the permanent magnet mechanism, on the main shaft
A, B, C three-phase connecting lever are installed, connect respectively with A, B, C three phase isolated pull rod；
Countershaft, is supported in the circuit breaker frame, and the countershaft and the main shaft are arranged in parallel and with the main shaft with energy
The mode of synchronous rotary links；
Handle is fixed on the countershaft and can be operable to that the countershaft is driven to rotate.
The transmission mechanism of above-mentioned permanent-magnet breaker can drive the countershaft to rotate, in turn by the handle on operation countershaft
Drive main shaft rotation realize closing by hand function, handle be arranged on countershaft, the pivot center apart from main shaft farther out, to need
Closing by hand is more laborsaving in the case of an equal amount of rotating torque.
Fixed there are two main connecting lever on the main shaft in one of the embodiments, the output shaft of the permanent magnet mechanism is logical
It crosses breaker connector to connect with two main connecting levers, the breaker connector is located between two main connecting levers.
Connecting plate connecting lever is further fixed on the main shaft in one of the embodiments, countershaft is fixed on the countershaft and turns
Arm, further includes the two major-minor axis connecting plates of countershaft connecting lever two sides of living apart, and one end of two major-minor axis connecting plates is and institute
The rotation connection of countershaft connecting lever is stated, the other end is rotatablely connected with the connecting plate connecting lever, and is connected with one of them main connecting lever rotation
It connects.
The A phase tension spring connecting lever connecting with A phase insulated pull rod, institute are fixed on the main shaft in one of the embodiments,
It states and is connected between A phase tension spring connecting lever and the circuit breaker frame by A phase tripping spring, closed a floodgate wherein the A phase connecting lever is in
When position, the A phase tripping spring is in energy accumulating state to provide the elastic force for making A phase connecting lever separating brake；It is fixed on the main shaft
The C phase tension spring connecting lever connecting with C phase insulated pull rod passes through C phase separating brake between the C phase tension spring connecting lever and the circuit breaker frame
Spring connection, wherein the C phase tripping spring, which is in energy accumulating state, makes C phase to provide when the C phase connecting lever is in closing position
The elastic force of connecting lever separating brake.
The both ends of the A phase tripping spring are connected separately with a tripping spring pulling plate in one of the embodiments, and two
The tripping spring pulling plate is rotatablely connected with the A phase tension spring connecting lever and the circuit breaker frame respectively；The C phase tripping spring
Both ends be connected separately with a tripping spring pulling plate, two tripping spring pulling plates respectively with the C phase tension spring connecting lever and institute
State circuit breaker frame rotation connection.
The main shaft is splined shaft in one of the embodiments, and the position that the main shaft is equipped with spline is also cased with flower
The outside of key set, the spline housing is equipped with axle sleeve, and the axle sleeve is installed in the mounting hole in the circuit breaker frame.
The countershaft is equipped with buffering connecting lever in one of the embodiments, and the bottom of the circuit breaker frame is equipped with oil
Buffer, the oil bumper is to buffer the buffering connecting lever in countershaft rotation.
On/off switch instruction connecting plate is also connected on the buffering connecting lever in one of the embodiments,.
It is further fixed on that countershaft is auxiliary to open connecting lever on the countershaft in one of the embodiments, to connect permanent-magnet breaker
Auxiliary switch.
In one of the embodiments, in the circuit breaker frame by first partition and second partition be formed with a left side, in,
Right three chambers, the first partition and second partition are connected with transverse slat, and the permanent magnet mechanism is installed on the transverse slat and its is defeated
Shaft is passed down through the transverse slat, and bottom, the first partition and the second partition of three chambers in left, center, right all have
The supporting point of supports main shaft, the countershaft are located above the main shaft and are supported jointly by the first partition and second partition.
Detailed description of the invention
Fig. 1 is the structural schematic diagram according to the transmission mechanism of the permanent magnetism handcart circuit breaker of one embodiment of the invention；
Fig. 2 be Fig. 1 A-A to schematic cross-sectional view；
Fig. 3 is the schematic cross-sectional view of B-B direction in Fig. 1；
Fig. 4 be Fig. 1 in C to schematic cross-sectional view；
Fig. 5 be Fig. 1 in D to schematic cross-sectional view；
Fig. 6 is that the portion of main shaft in Fig. 1 fills schematic diagram；
Fig. 7 be Fig. 6 E-E to schematic cross-sectional view；
Fig. 8 be Fig. 6 F-F to schematic cross-sectional view；
Fig. 9 is that the portion of the countershaft in Fig. 1 fills schematic diagram；
Figure 10 be Fig. 9 G-G to schematic cross-sectional view；
Figure 11 be Fig. 9 H-H to schematic cross-sectional view.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case where violating intension of the present invention, therefore the present invention is not limited by the specific embodiments disclosed below.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
With reference to the accompanying drawing, the transmission mechanism of the permanent-magnet breaker of the present invention is described in detail embodiment.
Fig. 1 to Figure 11 is please referred to, the transmission mechanism of permanent-magnet breaker according to an embodiment of the invention can easily achieve
Closing by hand function, including circuit breaker frame 10, permanent magnet mechanism 20, main shaft 30 and countershaft 40.
As shown in Figure 1, circuit breaker frame 10 is formed with chamber, permanent magnet mechanism 20, main shaft 30 and countershaft 40 are installed in disconnected
In the chamber of road device frame 10.Depending on the structure of circuit breaker frame 10 and its chamber shape of formation are as needed.It is shown in FIG. 1
In embodiment, the chamber in circuit breaker frame 10 further passes through first partition 110 and second partition 120 is formed with left, center, right
Three chambers are wherein connected with transverse slat 130 on first partition 110 and second partition 120, and permanent magnet mechanism 20 is installed on transverse slat 130
And its output shaft 210 is passed down through transverse slat 130.In other words, permanent magnet mechanism 20 is mounted on the transverse slat 130 in middle chamber.It is main
Axis 30 runs through first partition 110 and second partition 120, has extension in the chamber of left, center, right three.Correspondingly, left, in,
Bottom, first partition 110 and the second partition 120 of right three chambers all have the supporting point of supports main shaft 30.As shown in Figure 1,
The bottom of three chambers in left, center, right is equipped with 140 supports main shaft 30 of gusset.Countershaft 40 is placed in parallel in positioned at the top of main shaft 30
And it is supported jointly by first partition 110 and second partition 120.In this way, main shaft 30 and countershaft 40 are propped up by the supporting point of many places
Support, support construction are stablized.
Main shaft 30 drives rotation by the output shaft 210 of permanent magnet mechanism 20.As shown in Figure 6 and Figure 7, be equipped on main shaft 30 A,
B, C three-phase connecting lever 301,302,303, respectively to connect with A, B, C three phase isolated pull rod, A, B, C three phase isolated pull rod then connect
Connect vacuum interrupter.It drives A, B, C three-phase connecting lever 301,302,303 to move when main shaft 30 rotates, makes A, B, C three phase isolated pull rod
It moves up and down, so that the division for driving vacuum interrupter to complete three-phase circuit operates.As shown in Fig. 2, B phase connecting lever 302 is exhausted with B phase
Edge pull rod 304 connects.
Countershaft 40 is arranged in parallel and with main shaft 30 can link in a manner of synchronous rotary with main shaft 30.In other words, main shaft 30
40 synchronous rotary of countershaft is able to drive when rotation, otherwise also so.Handle 50 is fixed on countershaft 40.It can by operation handle 50
To drive countershaft 40 to rotate, and then main shaft 30 is driven to rotate, to realize that manual divide-shut brake operates.Handle 50 is arranged in countershaft 40
On, the pivot center apart from main shaft 30 farther out, thus more laborsaving in the case of an equal amount of rotating torque, facilitates closing by hand
Operation.
It is according to some embodiments of the present invention, fixed on main shaft 30 that there are two main connecting lever 305, the output shafts of permanent magnet mechanism 20
210 are connect by breaker connector 220 with two main connecting levers 305, breaker connector 220 positioned at two main connecting levers 305 it
Between.As shown in figs. 1,2 and 6,220 one end of breaker connector is connect with output shaft 210, the other end then with two main connecting levers
305 connections, the output shaft 210 of such permanent magnet mechanism 20 can drive main shaft 30 to rotate when moving up and down.
In the present embodiment, as shown in Figure 6 and Figure 7, two main connecting levers 305 are located at the medium position of main shaft 30.A phase connecting lever
301 and C connecting lever 303 is located at the both ends of main shaft 30, and B phase connecting lever 302 is then located at the medium position of main shaft 30, can also take with
The mode that the main connecting lever 305 of one of them is formed as an integrated structure.
Further, together with reference to Fig. 1, Fig. 6 to Figure 10, it is further fixed on connecting plate connecting lever 306 on main shaft 30, it is solid on countershaft 40
Surely there is countershaft connecting lever 401, further include two major-minor axis connecting plates 307 of separation 401 two sides of countershaft connecting lever, two major-minor axis connecting plates
307 one end with countershaft connecting lever 401 be rotatablely connected, the other end with connecting plate connecting lever 306 be rotatablely connected, and with one of them
Main connecting lever 305 is rotatablely connected.
Specifically, connecting plate connecting lever 306 is disposed adjacent with main shaft connecting lever 305, and the two is spaced apart.Countershaft connecting lever
401 are clipped between two major-minor axis connecting plates 307 and realize rotation connection, two major-minor axis connecting plates by a major-minor axis lock pin 60
307 realize rotation connection with connecting plate connecting lever 306 and main connecting lever 305 and by another major-minor axis lock pin 60, thus 30 turns of main shaft
Countershaft 40 is driven to realize linkage by main connecting lever 305, connecting plate connecting lever 306 and two major-minor axis connecting plates 307 when dynamic.It is understood that
The linkage structure of ground, main shaft 30 and countershaft 40 is not limited to above-mentioned specific structure, as long as the two can be realized synchronous rotation.
According to some embodiments of the present invention, it with reference to Fig. 1, Fig. 4 and Fig. 6 to Fig. 8, is fixed on main shaft 30 and insulate with A phase
The A phase tension spring connecting lever 308 of pull rod connection, A phase tension spring connecting lever 308 pass through A phase tripping spring 309 with circuit breaker frame 10, wherein A
When phase connecting lever 308 is in closing position, A phase tripping spring 309 is in energy accumulating state to provide the bullet for making 308 separating brake of A phase connecting lever
Power；In addition, the C phase tension spring connecting lever 310 connecting with C phase insulated pull rod is fixed on main shaft 30, C phase tension spring connecting lever 310 and open circuit
It is connected between device frame 10 by C phase tripping spring 311, when wherein C phase connecting lever 310 is in closing position, C phase tripping spring
311 are in energy accumulating state to provide the elastic force for making 310 separating brake of C phase connecting lever.
In Fig. 1, A phase connecting lever 308 and C phase tension spring connecting lever 310 be in open position, when closing a floodgate, then A phase separating brake bullet
Spring 30 and C phase tension spring connecting lever 310 will be by compress energy storages, when such 50 manual brake separating of operation handle, A phase tripping spring 308 and C phase
Tension spring connecting lever 310 generates elastic force and pushes main shaft 30, so that sub-switching operation is more light.
Further, as shown in Figure 1, the both ends of A phase tripping spring 309 are connected separately with a tripping spring pulling plate 312, two
A tripping spring pulling plate 312 is rotatablely connected with A phase tension spring connecting lever 308 and circuit breaker frame 10 respectively.In this way, A phase tension spring connecting lever
308 can ground smooth rotation, while A phase tripping spring 309 accumulation of energy or can generate again and help the elastic force of separating brake.Similarly, C phase
The both ends of tripping spring 311 are also connected separately with a tripping spring pulling plate 312, and two tripping spring pulling plates 312 are drawn with C phase respectively
Spring connecting lever 310 and circuit breaker frame 10 are rotatablely connected.In this way, C phase tension spring connecting lever 310 can ground smooth rotation, while C phase separating brake
Spring 311 and energy accumulation of energy generate the elastic force for helping separating brake.
As shown in figure 4, circuit breaker frame 10 is equipped with by taking the connection of A phase tripping spring 309 and circuit breaker frame 10 as an example
A pair of of connecting plate 150.Tripping spring pulling plate 312 extend between a pair of of connecting plate 150 and passes through pin shaft with a pair of of connecting plate 150
Realize rotation connection.Similarly, the connection of A phase tripping spring 309 and A phase tension spring connecting lever 308 and A phase tripping spring 309 and disconnected
The connection type of road device frame 10 is similar.The connection of C phase tripping spring 311 and circuit breaker frame 10 and A phase tripping spring 309 with
The connection type of circuit breaker frame 10 is similar.The connection of C phase tripping spring 311 and C phase tension spring connecting lever 310 and A phase tripping spring
309 is similar with the connection type of A phase tension spring connecting lever 308.
According to some embodiments of the present invention, as shown in fig. 6, main shaft 30 is splined shaft, main shaft 30 is equipped with the portion of spline
Position is also cased with spline housing 313, and the outside of spline housing 313 is equipped with axle sleeve 314, and axle sleeve 314 is installed on the peace in circuit breaker frame 10
It fills in hole.Mounting hole is respectively equipped in first partition 110 and second partition 120, gusset 140 to accommodate axle sleeve 314.Spline housing
313 outside is equipped with axle sleeve 314, and main shaft 30 is supported in first partition 110 and second partition by the axle sleeve 314 on main shaft 30
120, gusset 140 preferably supports main shaft 30 can avoid wear spindle 30 so again.It is to be appreciated that can part or
The outside of whole spline housings 313 is equipped with axle sleeve 314.
Countershaft 40 is similarly splined shaft.And it is similar with main shaft 30, as shown in figure 9, countershaft 40 has the position of spline also to cover
There is spline housing 313, the outside of spline housing 313 is equipped with axle sleeve 314, and countershaft 40 is installed on open circuit by the axle sleeve 314 on countershaft 40
In mounting hole on device frame 10, countershaft 40 can preferably be supported to avoid abrasion countershaft 40 again in this way.
According to some embodiments of the present invention, with reference to Fig. 9, buffering connecting lever 402, circuit breaker frame 10 are additionally provided on countershaft 40
Bottom be equipped with oil bumper 160, oil bumper 160, in this way can be to the buffer connecting lever 402 when countershaft 10 rotates
Buffer function is played when separating brake.
Further, as shown in Figure 1, being also connected with on/off switch instruction connecting plate 403 on buffering connecting lever 402.On/off switch instruction
Connecting plate 403 is to remind user to be presently at separating brake or "on" position.For example, can be by indicating connecting plate in on/off switch
Setting mark 4031 on 403, achievees the purpose that prompting by identifying change or the variation of 4031 positions.In addition it is also possible to
It is that on/off switch instruction connecting plate 403 pushes other indicator elment shift positions to achieve the purpose that prompting when mobile.
According to some embodiments of the present invention, such as Fig. 9, it is further fixed on that countershaft is auxiliary to open connecting lever 404 on countershaft 40, to connect
The auxiliary switch of permanent-magnet breaker.
According to some embodiments of the present invention, it such as Fig. 2, is additionally provided in circuit breaker frame 10 and goes out to isolation circuit breakers vacuum
The insulating boot 170 of arc chamber, it is insulated from each other between phase and phase to guarantee.
Each element on main shaft 30 can be set to detachable.Specifically, main connecting lever 305, connecting plate connecting lever 306, A phase
Tension spring connecting lever 308 etc. is to be removably mounted on main shaft 30, can pass through sleeve auxiliary positioning between adjacent element.Example
Such as, it is equipped between A phase connecting lever 301 and A phase tension spring connecting lever 308 and covers the sleeve 70 on main shaft 30.The both ends of main shaft 30
Washer 315 and screw 316 is arranged with each sleeve of axial restraint and each element.In this way, the assembling of main shaft 30 and each element thereon
It is relatively simple.
Same for countershaft 40, each element is removably mounted on countershaft 40, is led between adjacent element
Cross beam barrel auxiliary positioning.The beam barrel on countershaft 40 is covered for example, being equipped between the axle sleeve 314 on countershaft 40 and countershaft connecting lever 401
80.The end setting shaft block ring of countershaft 40 is with each beam barrel of axial restraint and each element.The assembling of countershaft 40 and each element thereon
It is relatively simple.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of transmission mechanism of permanent-magnet breaker characterized by comprising
Circuit breaker frame；
Permanent magnet mechanism is fixed in the circuit breaker frame；
Main shaft is supported in the circuit breaker frame and drives rotation by the output shaft of the permanent magnet mechanism, installs on the main shaft
There are A, B, C three-phase connecting lever, is connect respectively with A, B, C three phase isolated pull rod；
Countershaft, is supported in the circuit breaker frame, and the countershaft is arranged in parallel and with the main shaft with can be synchronous with the main shaft
The mode of rotation links；
Handle is fixed on the countershaft and can be operable to that the countershaft is driven to rotate.
2. transmission mechanism according to claim 1, which is characterized in that fixed on the main shaft there are two main connecting levers, described
The output shaft of permanent magnet mechanism is connect by breaker connector with two main connecting levers, and the breaker connector is located at two
Between the main connecting lever.
3. transmission mechanism according to claim 2, which is characterized in that connecting plate connecting lever is further fixed on the main shaft, it is described
It is fixed with countershaft connecting lever on countershaft, further includes the two major-minor axis connecting plates of countershaft connecting lever two sides of living apart, two major-minors
One end of axis connecting plate with the countershaft connecting lever be rotatablely connected, the other end with the connecting plate connecting lever be rotatablely connected, and and its
In a main connecting lever rotation connection.
4. transmission mechanism according to claim 1, which is characterized in that be fixed on the main shaft and connect with A phase insulated pull rod
The A phase tension spring connecting lever connect is connected between the A phase tension spring connecting lever and the circuit breaker frame by A phase tripping spring, wherein institute
When stating A phase connecting lever and being in closing position, the A phase tripping spring is in energy accumulating state to provide the elastic force for making A phase connecting lever separating brake；
The C phase tension spring connecting lever connecting with C phase insulated pull rod, the C phase tension spring connecting lever and the breaker frame are fixed on the main shaft
It is connected between frame by C phase tripping spring, wherein the C phase tripping spring, which is in, to be stored when the C phase connecting lever is in closing position
Energy state is to provide the elastic force for making C phase connecting lever separating brake.
5. transmission mechanism according to claim 4, which is characterized in that the both ends of the A phase tripping spring are connected separately with
One tripping spring pulling plate, two tripping spring pulling plates are rotated with the A phase tension spring connecting lever and the circuit breaker frame respectively
Connection；The both ends of the C phase tripping spring are connected separately with a tripping spring pulling plate, two tripping spring pulling plates respectively with
The C phase tension spring connecting lever and circuit breaker frame rotation connection.
6. transmission mechanism according to claim 1, which is characterized in that the main shaft is splined shaft, and the main shaft is equipped with
The position of spline is also cased with spline housing, and the outside of the spline housing is equipped with axle sleeve, and the axle sleeve is installed on the circuit breaker frame
On mounting hole in.
7. transmission mechanism according to claim 1, which is characterized in that the countershaft is equipped with buffering connecting lever, the open circuit
The bottom of device frame is equipped with oil bumper, and the oil bumper is to buffer the buffering connecting lever in countershaft rotation.
8. transmission mechanism according to claim 7, which is characterized in that be also connected with on/off switch instruction on the buffering connecting lever
Connecting plate.
9. transmission mechanism according to claim 1, which is characterized in that it is further fixed on that countershaft is auxiliary to open connecting lever on the countershaft,
To connect the auxiliary switch of permanent-magnet breaker.
10. transmission mechanism according to claim 1, which is characterized in that in the circuit breaker frame by first partition and
Second partition is formed with the chamber of left, center, right three, and the first partition and second partition are connected with transverse slat, the permanent magnet mechanism
It is installed on the transverse slat and its output shaft is passed down through the transverse slat, the bottom of three chambers in left, center, right, described first
Partition and second partition all have the supporting point of supports main shaft, and the countershaft is located above the main shaft and by the first partition
It is supported jointly with second partition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811473966.1A CN109559912B (en) | 2018-12-04 | 2018-12-04 | Transmission mechanism of permanent magnet circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811473966.1A CN109559912B (en) | 2018-12-04 | 2018-12-04 | Transmission mechanism of permanent magnet circuit breaker |
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| Publication Number | Publication Date |
|---|---|
| CN109559912A true CN109559912A (en) | 2019-04-02 |
| CN109559912B CN109559912B (en) | 2020-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811473966.1A Active CN109559912B (en) | 2018-12-04 | 2018-12-04 | Transmission mechanism of permanent magnet circuit breaker |
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| CN101350268A (en) * | 2008-08-25 | 2009-01-21 | 童建朋 | Permanent magnet type vacuum circuit-breaker |
| CN201845697U (en) * | 2010-05-18 | 2011-05-25 | 安徽龙波电气有限公司 | Permanent-magnetic vacuum circuit breaker |
| EP2418667A2 (en) * | 2010-08-12 | 2012-02-15 | Hitachi Ltd. | Air circuit breaker |
| CN202796783U (en) * | 2012-09-18 | 2013-03-13 | 博耳(宜兴)电力成套有限公司 | Circuit breaker closing instruction device |
| CN203013622U (en) * | 2012-11-19 | 2013-06-19 | 平顶山平高安川开关电器有限公司 | Modularized permanent magnetic operating mechanism and circuit breaker applying same |
| CN203397999U (en) * | 2013-07-25 | 2014-01-15 | 日新恒通电气有限公司 | High-voltage switch circuit breaker transmission mechanism |
| CN204257435U (en) * | 2014-12-03 | 2015-04-08 | 北京合锐赛尔电力科技股份有限公司 | Intelligent permanent magnet mechanism |
| CN207474373U (en) * | 2017-10-24 | 2018-06-08 | 温州心脉电气有限公司 | A kind of vacuum circuit breaker operating mechanism |
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2018
- 2018-12-04 CN CN201811473966.1A patent/CN109559912B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101350268A (en) * | 2008-08-25 | 2009-01-21 | 童建朋 | Permanent magnet type vacuum circuit-breaker |
| CN201845697U (en) * | 2010-05-18 | 2011-05-25 | 安徽龙波电气有限公司 | Permanent-magnetic vacuum circuit breaker |
| EP2418667A2 (en) * | 2010-08-12 | 2012-02-15 | Hitachi Ltd. | Air circuit breaker |
| CN202796783U (en) * | 2012-09-18 | 2013-03-13 | 博耳(宜兴)电力成套有限公司 | Circuit breaker closing instruction device |
| CN203013622U (en) * | 2012-11-19 | 2013-06-19 | 平顶山平高安川开关电器有限公司 | Modularized permanent magnetic operating mechanism and circuit breaker applying same |
| CN203397999U (en) * | 2013-07-25 | 2014-01-15 | 日新恒通电气有限公司 | High-voltage switch circuit breaker transmission mechanism |
| CN204257435U (en) * | 2014-12-03 | 2015-04-08 | 北京合锐赛尔电力科技股份有限公司 | Intelligent permanent magnet mechanism |
| CN207474373U (en) * | 2017-10-24 | 2018-06-08 | 温州心脉电气有限公司 | A kind of vacuum circuit breaker operating mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109559912B (en) | 2020-08-04 |
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