CN104810192B - A kind of vacuum circuit breaker combined floodgate locking device - Google Patents
A kind of vacuum circuit breaker combined floodgate locking device Download PDFInfo
- Publication number
- CN104810192B CN104810192B CN201510232804.9A CN201510232804A CN104810192B CN 104810192 B CN104810192 B CN 104810192B CN 201510232804 A CN201510232804 A CN 201510232804A CN 104810192 B CN104810192 B CN 104810192B
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- Prior art keywords
- circuit breaker
- vacuum circuit
- contact
- moving
- locking device
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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
- H01H33/02—Details
- H01H33/46—Interlocking mechanisms
- H01H33/50—Interlocking mechanisms for interlocking two or more parts of the mechanism for operating contacts
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The present invention relates to a kind of vacuum circuit breaker, more particularly to a kind of vacuum circuit breaker combined floodgate locking device, belong to vacuum circuit breaker field, including be internally provided with the housing of cavity, be fixed on the static contact of cavity top, the moving contact being arranged on below static contact, the moving conductive rod being arranged in the middle part of cavity, the disconnecting switch moving contact for being arranged on cavity bottom；Vacuum circuit breaker combined floodgate locking device also includes being provided with telescopic block in the middle part of the lock bracket for being arranged in pairs in moving conductive rod both sides, lock bracket, and telescopic block external stability is arranged with adjustable spring；Moving conductive rod bottom offers and magnetic patch is provided with cavern part, cavern part, and two ends and the magnet of magnetic patch are magnetic pole of the same name, and magnetic patch is connected by connector with disconnecting switch moving contact.Vacuum circuit breaker combined floodgate locking device provided by the present invention, compact conformation can effectively lock the "on" position of vacuum circuit breaker, it is ensured that the normal work of vacuum circuit breaker.
Description
Technical field
The present invention relates to a kind of vacuum circuit breaker, more particularly to a kind of vacuum circuit breaker combined floodgate locking device belongs to true
Empty field of circuit breakers.
Background technology
At present, after existing vacuum circuit breaker closes a floodgate, moving contact contacts with each other with static contact, but this contact condition does not have
Locked, the danger of brake hop when easily causing unnecessary, the normal of influence vacuum circuit breaker is used.For keep moving contact with
This contact condition of static contact, it is necessary to which additional locking device locks the "on" position of moving contact.
In view of above-mentioned defect, the design people is actively subject to research and innovation, to found a kind of carrying for new structure
The disconnecting switch of locking device, makes it with more the value in industry.
The content of the invention
The purpose of the present invention aims to solve the problem that the problem of prior art is present is closed a floodgate there is provided a kind of vacuum circuit breaker and locks dress
Put, compact conformation, can effectively lock the "on" position of vacuum circuit breaker, it is ensured that the normal work of vacuum circuit breaker.
The present invention relates to a kind of vacuum circuit breaker combined floodgate locking device, including it is internally provided with the housing of cavity, is fixed on
The static contact of the cavity top, the moving contact being arranged on below the static contact, the moving conductive being arranged in the middle part of the cavity
Bar, the disconnecting switch moving contact for being arranged on the cavity bottom, the moving contact and static contact are arranged at intervals, the moving contact with
The push rod on moving conductive rod top links together；The vacuum circuit breaker combined floodgate locking device also includes being arranged in pairs in described move
Telescopic block is provided with the middle part of the lock bracket of conducting rod both sides, the lock bracket, described telescopic block one end is fixed in lock bracket, separately
The end of one end is provided with magnet, and the telescopic block external stability is arranged with adjustable spring, and the telescopic block is in static contact with moving
It is located at when contact is not contacted between moving conductive rod and lock bracket；The moving conductive rod bottom offers cavern part, the cavern part
Magnetic patch is inside provided with, the two ends of the magnetic patch are magnetic pole of the same name with the magnet, and the magnetic patch is isolated by connector with described
Switch movable contact is connected；
The flexible end head of the telescopic block and the telescopic end of adjustable spring are fixed；
The magnet is the guide collar with coordinating on the outside of moving conductive rod；
The connector includes connecting spring and the contiguous block being arranged in the middle part of the connecting spring, the connecting spring
Two ends are connected with magnetic patch and disconnecting switch moving contact respectively.
Further, the moving conductive rod is realized by electric-conductor with disconnecting switch moving contact and electrically connected.
Further, it is provided with power spring between the disconnecting switch moving contact and electric-conductor.
Further, it is arranged with tripping spring on the moving conductive rod.
Further, the telescopic block is oppositely arranged in the lock bracket for two.
Further, described telescopic block one end is fixed on inside lock bracket.
By such scheme, the present invention at least has advantages below：Vacuum circuit breaker provided by the present invention, which closes a floodgate, to be locked
Device, two ends and magnet are connected with due to being provided with lock bracket on telescopic block and adjustable spring, and disconnecting switch moving contact
For the magnetic patch of magnetic pole of the same name, when making the moving contact keep contacting with static contact, just ejecting card is led dynamic for telescopic block and adjustable spring
The bottom of electric pole is, it is necessary to which during separating brake, magnetic patch produces repulsive interaction to magnet, shrinks telescopic block, and moving conductive rod drops so as to band
Dynamic movable contact of vacuum circuit breaker departs from static contact, compact conformation, and can effectively lock the "on" position of vacuum circuit breaker, it is ensured that
The normal work of vacuum circuit breaker.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of specification, below with presently preferred embodiments of the present invention and coordinate accompanying drawing describe in detail as after.
Brief description of the drawings
Structural representation when Fig. 1 is vacuum circuit breaker combined floodgate locking device separating brake in the present invention；
Fig. 2 is structural representation when vacuum circuit breaker combined floodgate locking device closes a floodgate in the present invention；
Fig. 3 is the partial enlarged drawing of part A in Fig. 2.
Embodiment
With reference to the accompanying drawings and examples, the embodiment to the present invention is described in further detail.Implement below
Example is used to illustrate the present invention, but is not limited to the scope of the present invention.
Referring to Fig. 1, Fig. 2 and Fig. 3, vacuum circuit breaker combined floodgate locking device of the present invention, including it is internally provided with sky
The housing 1 of chamber, the static contact 2 for being fixed on the cavity top, the moving contact 3 being arranged on below the static contact, it is arranged on institute
State the moving conductive rod 4 in the middle part of cavity, be arranged on the disconnecting switch moving contact 5 of the cavity bottom.Wherein, the moving contact 3 with
Static contact 2 is arranged at intervals, and the moving contact 3 and the push rod 41 on the top of moving conductive rod 4 link together, on the moving conductive rod 4
Tripping spring 42 is arranged with, the moving conductive rod 4 is realized by electric-conductor 6 with disconnecting switch moving contact 5 and electrically connected, the isolation
Power spring 7 is provided between switch movable contact 5 and electric-conductor 6；The vacuum circuit breaker combined floodgate locking device also includes paired
The lock bracket 8 of the both sides of moving conductive rod 4 is arranged on, the middle part of lock bracket 8 there are two telescopic blocks being oppositely arranged 81, described
The one end of telescopic block 81 is fixed on inside lock bracket 8, and the end of the other end is provided with magnet 82, and the magnet 82 is and moving conductive rod
The guide collar 82 that 4 outsides coordinate, the external stability of telescopic block 81 is arranged with the flexible termination of adjustable spring 83 and telescopic block 81
Portion (not shown) and the telescopic end of adjustable spring 83 are (not shown) fixed, and the telescopic block 81 does not connect in static contact 2 with moving contact 3
It is located at when touching between moving conductive rod 4 and lock bracket 8；The bottom of moving conductive rod 4 is offered in cavern part 43, the cavern part 43
Be provided with magnetic patch 9, the two ends of the magnetic patch 9 and the magnet 82 are magnetic pole of the same name, the magnetic patch 9 by connector 10 with it is described
Disconnecting switch moving contact 5 is connected, and the connector 10 includes connecting spring 101 and is arranged on the middle part of connecting spring 101
Contiguous block 102, the two ends of the connecting spring 101 are connected with magnetic patch 9 and disconnecting switch moving contact 5 respectively.
During work, when disconnecting switch moving contact 5 is moved upwards, moving conductive rod 4 is promoted to rise upwards, now, moving conductive
The telescopic block 81 and adjustable spring 83 of the both sides of bar 4 are squeezed into compressive state, and the end of telescopic block 81 by moving conductive rod 4 and lock bracket 8
The guide collar 82 in portion relative moving conductive rod 4 on moving conductive rod 4 is scrolled down through, and guide collar 82 play the guiding role and ensures telescopic block
81 slide steadily relative to moving conductive rod 4, until the moving contact 3 on the cavity top of housing 1 is in contact with static contact 2, at the same time,
Telescopic block 81 and adjustable spring 83 depart from moving conductive rod 4 and eject the lower end surface for being just stuck in moving conductive rod 4, it is ensured that moving contact
3 contact with static contact 2 and do not separate, so as to effectively lock the "on" position of vacuum circuit breaker.
When disconnecting switch moving contact 5 is moved downward, band follower link 10 is moved downward, and pulls magnetic patch 9 from cavern part
Stretched out in 43, when magnetic patch 9 is exactly between two telescopic blocks 81, magnetic patch 9 is magnetic pole of the same name with magnet 82, so as to produce phase
Mutual repulsive interaction, makes two telescopic blocks 81 and adjustable spring 83 be shunk respectively to both sides, until being in squeezed state again.This
When, moving conductive rod 4 drops downwards and under the effect of the power of tripping spring 42, drives movable contact of vacuum circuit breaker 3 to disengage static contact 2,
Complete separating brake.
In summary, it is provided with telescopic block 81 in lock bracket 8, and lock bracket 8 by being set in the both sides of moving conductive rod 4 and stretches
The magnetic patch 9 that two ends and magnet 82 are magnetic pole of the same name is connected with contracting spring 83, and disconnecting switch moving contact 5, make moving contact 3 with it is quiet
When contact 2 keeps contact, telescopic block 81 and adjustable spring 83 just ejecting card in the bottom of moving conductive rod 4, it is necessary to during separating brake, magnetic
Block 9 produces repulsive interaction to magnet 82, shrinks telescopic block 81, and moving conductive rod 4 drops to drive movable contact of vacuum circuit breaker 3
Depart from static contact 2, compact conformation, and can effectively lock the "on" position of vacuum circuit breaker, it is ensured that vacuum circuit breaker it is normal
Work.
The embodiment of vacuum circuit breaker combined floodgate locking device provided by the present invention, the only present invention, but this hair
Bright protection domain is not limited thereto, any one skilled in the art the invention discloses technical scope
It is interior, change or replacement can be readily occurred in, should all be covered within the scope of the present invention.Therefore, protection scope of the present invention should
It is defined by the scope of the claims.
Claims (6)
1. a kind of vacuum circuit breaker combined floodgate locking device, including be internally provided with the housing of cavity, be fixed on the cavity top
Static contact, be arranged on below the static contact moving contact, be arranged in the middle part of the cavity moving conductive rod, be arranged on it is described
The disconnecting switch moving contact of cavity bottom, the moving contact is arranged at intervals with static contact, the moving contact and moving conductive rod top
Push rod link together；It is characterized in that：The vacuum circuit breaker combined floodgate locking device also includes being arranged in pairs in described move
Telescopic block is provided with the middle part of the lock bracket of conducting rod both sides, the lock bracket, described telescopic block one end is fixed in lock bracket, separately
The end of one end is provided with magnet, and the telescopic block external stability is arranged with adjustable spring, and the telescopic block is in static contact with moving
It is located at when contact is not contacted between moving conductive rod and lock bracket；The moving conductive rod bottom offers cavern part, the cavern part
Magnetic patch is inside provided with, the two ends of the magnetic patch are magnetic pole of the same name with the magnet, and the magnetic patch is isolated by connector with described
Switch movable contact is connected；
The flexible end head of the telescopic block and the telescopic end of adjustable spring are fixed；
The magnet is the guide collar with coordinating on the outside of moving conductive rod；
The connector includes connecting spring and the contiguous block being arranged in the middle part of the connecting spring, the two ends of the connecting spring
It is connected respectively with magnetic patch and disconnecting switch moving contact.
2. vacuum circuit breaker combined floodgate locking device according to claim 1, it is characterised in that：The moving conductive rod is with isolating
Switch movable contact is realized by electric-conductor and electrically connected.
3. vacuum circuit breaker combined floodgate locking device according to claim 2, it is characterised in that：The disconnecting switch moving contact
Power spring is provided between electric-conductor.
4. vacuum circuit breaker combined floodgate locking device according to claim 1, it is characterised in that：It is arranged on the moving conductive rod
There is tripping spring.
5. vacuum circuit breaker combined floodgate locking device according to claim 1, it is characterised in that：The telescopic block is two phases
To being arranged in the lock bracket.
6. vacuum circuit breaker combined floodgate locking device according to claim 1, it is characterised in that：Described telescopic block one end is fixed
Inside lock bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510232804.9A CN104810192B (en) | 2015-05-08 | 2015-05-08 | A kind of vacuum circuit breaker combined floodgate locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510232804.9A CN104810192B (en) | 2015-05-08 | 2015-05-08 | A kind of vacuum circuit breaker combined floodgate locking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104810192A CN104810192A (en) | 2015-07-29 |
| CN104810192B true CN104810192B (en) | 2017-09-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510232804.9A Active CN104810192B (en) | 2015-05-08 | 2015-05-08 | A kind of vacuum circuit breaker combined floodgate locking device |
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| Country | Link |
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| CN (1) | CN104810192B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105185648B (en) * | 2015-09-28 | 2018-01-09 | 北京京东方真空电器有限责任公司 | A kind of vacuum switch tube |
| CN105788954B (en) * | 2016-05-17 | 2018-01-09 | 国网山东省电力公司济南市长清区供电公司 | A kind of vacuum circuit breaker |
| CN108010758B (en) * | 2017-12-25 | 2019-09-03 | 上海电气集团股份有限公司 | A kind of repulsive force mechanism insulated pull rod device of belt lock catch |
| CN109148181B (en) * | 2018-09-12 | 2019-11-12 | 浙江润成合金材料科技有限公司 | A kind of corridor control switch |
| CN110993390A (en) * | 2019-11-22 | 2020-04-10 | 许继（厦门）智能电力设备股份有限公司 | Switch structure with switching-on and switching-off assisting and buffering functions |
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| CN86206559U (en) * | 1986-12-12 | 1987-09-12 | 马全勤 | Full automatic telescopic umbrella |
| CN2053187U (en) * | 1989-09-02 | 1990-02-21 | 苏根宝 | Dashpot for saddle of bicycle |
| CN2103198U (en) * | 1991-10-19 | 1992-04-29 | 徐昭良 | Fluid level and temp. control electronic apparatus |
| CN201309777Y (en) * | 2008-08-15 | 2009-09-16 | 王士川 | Novel expansion shaft |
| CN202021472U (en) * | 2011-03-25 | 2011-11-02 | 宁波星源机械有限公司 | Connecting-rod type hydraulic compressing mechanism |
| CN102390106A (en) * | 2011-10-14 | 2012-03-28 | 台州市黄岩西诺模具有限公司 | Automatic cover turning device of injection mold |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101274340B1 (en) * | 2008-12-24 | 2013-06-13 | 미쓰비시덴키 가부시키가이샤 | Electromagnetic contactor |
| CN201478192U (en) * | 2009-09-14 | 2010-05-19 | 陈伟 | Direct-connected permanent magnet vacuum switch |
| CN102543561B (en) * | 2012-01-04 | 2015-01-07 | 苏州朗格电气有限公司 | Closing holding device for vacuum circuit breaker |
| CN203730907U (en) * | 2014-02-13 | 2014-07-23 | 宁波埃美柯铜阀门有限公司 | Magnetic valve lock |
| CN204596700U (en) * | 2015-05-08 | 2015-08-26 | 苏州奥然日用品有限公司 | A kind of vacuum circuit-breaker combined floodgate locking device |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86206559U (en) * | 1986-12-12 | 1987-09-12 | 马全勤 | Full automatic telescopic umbrella |
| CN2053187U (en) * | 1989-09-02 | 1990-02-21 | 苏根宝 | Dashpot for saddle of bicycle |
| CN2103198U (en) * | 1991-10-19 | 1992-04-29 | 徐昭良 | Fluid level and temp. control electronic apparatus |
| CN201309777Y (en) * | 2008-08-15 | 2009-09-16 | 王士川 | Novel expansion shaft |
| CN202021472U (en) * | 2011-03-25 | 2011-11-02 | 宁波星源机械有限公司 | Connecting-rod type hydraulic compressing mechanism |
| CN102390106A (en) * | 2011-10-14 | 2012-03-28 | 台州市黄岩西诺模具有限公司 | Automatic cover turning device of injection mold |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104810192A (en) | 2015-07-29 |
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Effective date of registration: 20191128 Address after: 215228 Jiangsu City, Wujiang Province, Shengze Town, silk Center Plaza, room 3, apartment, room 409, No. Patentee after: Yang Xiuzhi Address before: 215228 Jiangsu City, Wujiang Province, Shengze Town, silk Center Plaza, room 3, apartment, room 409, No. Patentee before: Suzhou Aoran Commodity Co., Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210816 Address after: No. 3, Beichen Road, Yang Song Town, Huairou District, Beijing Patentee after: JINGRUI HENGCHENG ELECTRIC (BEIJING) Co.,Ltd. Address before: 215228 room 409, apartment 3, silk Center Plaza, Shengze Town, Wujiang District, Suzhou, Jiangsu. Patentee before: Yang Xiuzhi |