CN203406226U - Permanent magnetism vacuum circuit breaker - Google Patents
Permanent magnetism vacuum circuit breaker Download PDFInfo
- Publication number
- CN203406226U CN203406226U CN201320542217.6U CN201320542217U CN203406226U CN 203406226 U CN203406226 U CN 203406226U CN 201320542217 U CN201320542217 U CN 201320542217U CN 203406226 U CN203406226 U CN 203406226U
- Authority
- CN
- China
- Prior art keywords
- breaker
- magnetic
- permanent magnet
- vacuum
- spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
Disclosed is a permanent magnetism vacuum circuit breaker. The breaker comprises a permanent magnetic mechanism, a transmission mechanism, an opening spring, a contact spring, an insulation pull bar and a vacuum arc extinguish chamber. The permanent magnetic mechanism is the operation mechanism of the permanent magnetism vacuum circuit breaker. The permanent magnetic mechanism is connected with the transmission mechanism. The transmission mechanism is separately connected with the opening spring and the contact spring. The transmission mechanism is used for compressing the opening spring and the contact spring. The insulation pull bar is separately connected with the contact spring and the vacuum arc extinguish chamber. When the contact spring is compressed, the insulation pull bar is driven to move towards the vacuum arc extinguish chamber. The breaker is simple and easy to use.
Description
Technical field
The utility model relates to mechanical field, is specifically related to a kind of permanent magnetic vacuum breaker.
Background technology
In prior art, vacuum circuit-breaker because of its arc-extinguishing medium and arc extinguishing after the dielectric in contact gap be all that high vacuum is gained the name; It has advantages of that volume is little, lightweight, be applicable to frequent operation, arc extinguishing need not overhaul, and in power distribution network, application is comparatively universal.
Utility model content
The purpose of this utility model is to provide a kind of permanent magnetic vacuum breaker.
A kind of permanent magnetic vacuum breaker, comprise: permanent magnet mechanism, transmission mechanism, tripping spring, touch spring, insulated tension pole and vacuum interrupter, wherein, described permanent magnet mechanism is the operating mechanism of described vacuum circuit-breaker, described permanent magnet mechanism is connected with described transmission mechanism, described transmission mechanism is connected with described touch spring with described tripping spring respectively, by described transmission mechanism, compress described tripping spring and described touch spring, described insulated tension pole is connected with described touch spring and described vacuum interrupter respectively, after described touch spring compression, to drive described insulated tension pole to move toward described vacuum interrupter.
Further, the permanent magnetic vacuum breaker that the utility model provides, described permanent magnetic vacuum breaker, while being used for closing a floodgate, external circuit provides drive current to described permanent magnet mechanism, the magnetic field that coil current is produced is consistent with the magnetic direction of permanent magnet, stack mutually, when actuating force is greater than the separating brake confining force that circuit breaker provides, moving iron core moves downward, and actuating force sharply increases along with reducing of magnetic gap, the most moving iron core is shifted closing position onto, and compresses described tripping spring and described touch spring.
Further, the permanent magnetic vacuum breaker that the utility model provides, described permanent magnetic vacuum breaker, during for separating brake, external circuit applies a little electric current to coil, and the magnetic field that this electric current produces is contrary with the magnetic direction that permanent magnet produces, weakened the magnetic field of ferromagnetic circuit, when magnetic force is less than the closing retention force of vacuum circuit-breaker, it is moving unshakable in one's determination to the motion of separating brake direction that tripping spring and touch spring promote transmission mechanism, completes separating brake process.
Further, the permanent magnetic vacuum breaker that the utility model provides, described permanent magnet mechanism is the operating mechanism by permanent magnetic material, electromagnetic mechanism and electronic technology combination.
Further, the permanent magnetic vacuum breaker that the utility model provides, the double-slider four-bar mechanism that described transmission mechanism adopts.
Further, the permanent magnetic vacuum breaker that the utility model provides, also comprises drive disk assembly, and described drive disk assembly adopts Solid Self-lubricant Bearing.
Apply that above-mentioned the utility model provides for permanent magnetic vacuum breaker, tool has the following advantages: the switchgear that utilizes permanent magnet mechanism to manufacture, can reduce operating energy 70%, improve 3-5 times of operation lifetimes, can accomplish not overhaul for 25 years, and there is little, the lightweight advantage of volume, be the renewal product of traditional vacuum switch; During the combined floodgate of circuit breaker, only depend on permanent magnet energy reserving, without any mechanical energy storage and position locker, machinery-free wearing and tearing; Adopt new permanent magnet layout, effectively prevent permanent magnet demagnetization, reduce divide-shut brake power consumption, reduce divide-shut brake electric current; The magnetic circuit of circular configuration: simple in structure, leakage field is few, identical suction lower volume is minimum, is easy to power to do greatly, improves mechanical static(al), increases its reliability; Permanent magnet mechanism and tripping spring are combined, make manual brake separating more convenient to operate, laborsaving, electronic separating brake time-division brake current also can reduce; Manual switching-off device is simple, reliable, due to the effect of tripping spring, has guaranteed its opening velocity, reliably separating brake load current; The double-slider four-bar mechanism that the transmission mechanism of this vacuum circuit-breaker adopts, transmission is very terse, and without excessively multi-link, efficiency is high, and reliability is high.Kinematic pair geometry is simpler, is convenient to processing and manufacturing; Main drive disk assembly adopts Solid Self-lubricant Bearing, effectively solves outdoor operation and occurs mechanism's jam phenomenon; In the situation that guaranteeing product insulation property, adopt Miniaturization Design, spaced apart is 280mm only, meets the development need of vacuum circuit-breaker miniaturization.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of permanent magnetic vacuum breaker providing of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, describe detail of the present utility model and job step in detail: as shown in Figure 1, a kind of permanent magnetic vacuum breaker providing of the present utility model, comprise permanent magnet mechanism 1, transmission mechanism 2, tripping spring 3, touch spring 4, insulated tension pole 5 and vacuum interrupter 6, and drive disk assembly (in figure not label), wherein, permanent magnet mechanism 1 is the operating mechanism in conjunction with vacuum circuit-breaker by permanent magnetic material, electromagnetic mechanism and electronic technology, the double-slider four-bar mechanism that transmission mechanism adopts, drive disk assembly adopts Solid Self-lubricant Bearing.Permanent magnet mechanism 1 is connected with transmission mechanism 2, and transmission mechanism 2 is connected with touch spring 4 with tripping spring 3 respectively, by transmission mechanism 2, can compress tripping spring 3 and touch spring 4; Insulated tension pole 5 is connected with touch spring 4 and vacuum interrupter 6 respectively, after touch spring 4 compressions, will drive insulated tension pole 5 toward vacuum interrupter 6 motions.When closing a floodgate, external circuit provides drive current to permanent magnet mechanism 1, the magnetic field that coil current produces is consistent with the magnetic direction of permanent magnet, stack mutually, when actuating force is greater than the separating brake confining force that circuit breaker provides, moving iron core moves downward, and actuating force sharply increases along with reducing of magnetic gap, the most moving iron core is shifted closing position onto, and compresses tripping spring 3 and touch spring 4.When separating brake, to coil, apply a little electric current, the magnetic field that this electric current produces is contrary with the magnetic direction that permanent magnet produces, weakened the magnetic field of ferromagnetic circuit, when magnetic force is less than the closing retention force of vacuum circuit-breaker, tripping spring 3 and touch spring 4 pushing mechanisms are moving unshakable in one's determination to the motion of separating brake direction, complete separating brake process.
The permanent magnetic vacuum breaker that the utility model provides has a plurality of benefits, permanent magnet mechanism is a kind of novel operating mechanism that permanent magnetic material, electromagnetic mechanism, electronic technology are combined, have simple in structure, part is few, reliable in action, take that operating energy is little, feature that the life-span is long.The switchgear that utilizes permanent magnet mechanism to manufacture, can reduce operating energy 70%, improves 3-5 times of operation lifetimes, and can accomplish not overhaul for 25 years, and there is little, the lightweight advantage of volume, be the renewal product of traditional vacuum switch; During the combined floodgate of circuit breaker, only depend on permanent magnet energy reserving, without any mechanical energy storage and position locker, machinery-free wearing and tearing; Adopt new permanent magnet layout, effectively prevent permanent magnet demagnetization, reduce divide-shut brake power consumption, reduce divide-shut brake electric current; The magnetic circuit of circular configuration: simple in structure, leakage field is few, identical suction lower volume is minimum, is easy to power to do greatly, improves mechanical static(al), increases its reliability; Permanent magnet mechanism and tripping spring are combined, make manual brake separating more convenient to operate, laborsaving, electronic separating brake time-division brake current also can reduce; Manual switching-off device is simple, reliable, due to the effect of tripping spring, has guaranteed its opening velocity, reliably separating brake load current; The double-slider four-bar mechanism that the transmission mechanism of this vacuum circuit-breaker adopts, transmission is very terse, and without excessively multi-link, efficiency is high, and reliability is high.Kinematic pair geometry is simpler, is convenient to processing and manufacturing; Main drive disk assembly adopts Solid Self-lubricant Bearing, effectively solves outdoor operation and occurs mechanism's jam phenomenon; In the situation that guaranteeing product insulation property, adopt Miniaturization Design, spaced apart is 280mm only, meets the development need of vacuum circuit-breaker miniaturization.
Claims (6)
1. a permanent magnetic vacuum breaker, it is characterized in that, comprise: permanent magnet mechanism, transmission mechanism, tripping spring, touch spring, insulated tension pole and vacuum interrupter, wherein, described permanent magnet mechanism is the operating mechanism of described vacuum circuit-breaker, described permanent magnet mechanism is connected with described transmission mechanism, described transmission mechanism is connected with described touch spring with described tripping spring respectively, by described transmission mechanism, compress described tripping spring and described touch spring, described insulated tension pole is connected with described touch spring and described vacuum interrupter respectively, after described touch spring compression, to drive described insulated tension pole to move toward described vacuum interrupter.
2. permanent magnetic vacuum breaker as claimed in claim 1, it is characterized in that, described permanent magnetic vacuum breaker, while being used for closing a floodgate, external circuit provides drive current to described permanent magnet mechanism, the magnetic field that coil current is produced is consistent with the magnetic direction of permanent magnet, stack mutually, when actuating force is greater than the separating brake confining force that circuit breaker provides, moving iron core moves downward, and actuating force sharply increases along with reducing of magnetic gap, the most moving iron core is shifted closing position onto, and compresses described tripping spring and described touch spring.
3. permanent magnetic vacuum breaker as claimed in claim 1, it is characterized in that, described permanent magnetic vacuum breaker, during for separating brake, external circuit applies a little electric current to coil, and the magnetic field that this electric current produces is contrary with the magnetic direction that permanent magnet produces, weakened the magnetic field of ferromagnetic circuit, when magnetic force is less than the closing retention force of vacuum circuit-breaker, it is moving unshakable in one's determination to the motion of separating brake direction that tripping spring and touch spring promote transmission mechanism, completes separating brake process.
4. permanent magnetic vacuum breaker as claimed in claim 1, is characterized in that, described permanent magnet mechanism is the operating mechanism by permanent magnetic material, electromagnetic mechanism and electronic technology combination.
5. permanent magnetic vacuum breaker as claimed in claim 1, is characterized in that, the double-slider four-bar mechanism that described transmission mechanism adopts.
6. permanent magnetic vacuum breaker as claimed in claim 1, is characterized in that, also comprises drive disk assembly, and described drive disk assembly adopts Solid Self-lubricant Bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320542217.6U CN203406226U (en) | 2013-09-02 | 2013-09-02 | Permanent magnetism vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320542217.6U CN203406226U (en) | 2013-09-02 | 2013-09-02 | Permanent magnetism vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203406226U true CN203406226U (en) | 2014-01-22 |
Family
ID=49942149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320542217.6U Expired - Fee Related CN203406226U (en) | 2013-09-02 | 2013-09-02 | Permanent magnetism vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203406226U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107993883A (en) * | 2018-01-12 | 2018-05-04 | 刘素杰 | A kind of improved outdoor permanent magnetic vacuum circuit breaker |
-
2013
- 2013-09-02 CN CN201320542217.6U patent/CN203406226U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107993883A (en) * | 2018-01-12 | 2018-05-04 | 刘素杰 | A kind of improved outdoor permanent magnetic vacuum circuit breaker |
| CN107993883B (en) * | 2018-01-12 | 2019-03-26 | 福建德普乐能源科技有限公司 | A kind of improved outdoor permanent magnetic vacuum circuit breaker |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201788887U (en) | Direct-acting vacuum breaker equipped with bistable permanent-magnetic operating mechanism | |
| CN102280304B (en) | Moving contact assembly and intelligent electromagnetic isolation driving switch applying same | |
| CN204680616U (en) | A kind of efficient arc extinguishing vacuum circuit-breaker | |
| CN205069503U (en) | Monostable permanent magnetic mechanism and vacuum circuit breaker | |
| CN201796811U (en) | Indoor operating mechanism for high-voltage vacuum circuit breakers | |
| CN205069492U (en) | Outdoor permanent magnetism vacuum circuit breaker | |
| CN104733230A (en) | Permanent magnet intelligent contactor having electromagnetic controllable counterforce and capable of guaranteeing normal switching-off | |
| CN204289249U (en) | The vacuum interrupter of novel double-movable mechanism | |
| CN207587618U (en) | The switching off/on device of vacuum circuit breaker | |
| CN202443906U (en) | Quick permanent-magnetic double-power selector switch used in low-voltage distribution environment | |
| CN204289246U (en) | A kind of vacuum interrupter of subsidiary operating mechanism | |
| CN201514903U (en) | Limiting type double-breakpoint electromagnetic relay | |
| CN203288541U (en) | A novel contactor auxiliary contact apparatus | |
| CN203536287U (en) | Low-voltage permanent magnetic vacuum contactor | |
| CN203406226U (en) | Permanent magnetism vacuum circuit breaker | |
| CN205069539U (en) | Communication circuit breaker of good reliability | |
| CN201387819Y (en) | Permanent magnetic operating mechanism of electric switch | |
| CN203733721U (en) | Electromagnetic suction mechanism for control and protection switch | |
| CN202094043U (en) | Moving contact assembly and electromagnetic isolation driving intelligent switch using same | |
| CN202585232U (en) | Permanent magnet alternating current vacuum contactor | |
| CN201936758U (en) | Device for keeping magnetic force | |
| CN201282065Y (en) | Permanent magnet AC vacuum contactor | |
| CN202454487U (en) | Permanent magnet operating circuit breaker device | |
| CN204289245U (en) | A kind of two dynamic vacuum interrupter with permanent magnet mechanism | |
| CN204834535U (en) | Full electric energy control and protection switch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140122 Termination date: 20210902 |