CN201215781Y - 40.5kV permanent magnet sealed indoor high-voltage vacuum circuit breaker - Google Patents
40.5kV permanent magnet sealed indoor high-voltage vacuum circuit breaker Download PDFInfo
- Publication number
- CN201215781Y CN201215781Y CNU2008200244985U CN200820024498U CN201215781Y CN 201215781 Y CN201215781 Y CN 201215781Y CN U2008200244985 U CNU2008200244985 U CN U2008200244985U CN 200820024498 U CN200820024498 U CN 200820024498U CN 201215781 Y CN201215781 Y CN 201215781Y
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- permanent magnet
- magnet mechanism
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- circuit breaker
- pole
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Abstract
The utility model discloses a 40.5kV permanent-magnet solid-sealed type indoor high voltage vacuum breaker, wherein a permanent-magnet mechanism and a solid-sealed pole rod adopt a mode of front and rear arrangement, the upper end of an insulated pull rod is connected with a movable conductor pole on a vacuum arc-extinguishing chamber, the vacuum arc-extinguishing chamber and the insulated pull rod are sealed in an insulating outer shell, the lower end of a movable armature is fixedly connected with a main shaft under the movable armature through a link mechanism, the link mechanism is fixedly connected with the lower end of the insulated pull rod through a transmission turn arm, an active trigger of the permanent-magnet mechanism controls the active triggering of a controller of the permanent-magnet mechanism to realize brake closing operations and brake separating operations, and the controller of the permanent-magnet mechanism controls the power-on and the power-off between a permanent-magnet mechanism driving power supply and the permanent-magnet mechanism to realize the locking and unlocking of brake closing and separating operations. The breaker is characterized in that the quality is safe and reliable, the electromagnetic compatibility is strong, the voltage enduring ability is high, the production cost is lower, and the operation and use are convenient.
Description
Technical field
The utility model relates to 40.5kV permanent magnetism fixed sealing type indoor high-voltage vacuum circuit breaker, particularly the indoor high-voltage vacuum circuit breaker of 40.5kV permanent magnet mechanism+pole wood body.
Background technology
The similar 40.5kV electric pressure indoor high-voltage vacuum circuit breaker (permanent magnet mechanism+pole wood body) of existing and the utility model is aspect the Electro Magnetic Compatibility of the reasonability of permanent magnet installation and reliability, secondary control section, exist following defective with the aspect that cooperates of comprehensive protector:
1, the permanent magnet of existing Monostable permanent magnetic mechanism is installed and is all adopted the fixing mode of assembling back injecting glue, permanent magnet all adopts the NdFeB rear-earth material, because this material is highly brittle, in mechanism's long-term action process, there is cracked possibility, in case permanent magnet is cracked, fragment is easy to enter in the fit clearance of movement parts under the existing fixed mode, causes mechanism's clamping stagnation, may cause serious circuit breaker failure.
2, the active triggering mode of existing similar permanent magnet mechanism is to realize with electronic switch control controller, because electromagnetic interference is very strong in the circuit breaker running environment, present electronic switch is again the voltage triggered type, cause the Electro Magnetic Compatibility of circuit breaker integral body poor, occur circuit breaker malfunction fault easily.
3, existing similar Monostable permanent magnetic mechanism circuit breaker is protected (supporting with the spring mechanism indoor high-voltage vacuum circuit breaker) when cooperating with existing combining, and need additionally install high-power pressure limiting resistance additional, has increased manufacturing cost.
4, existing pole is up and down the weak link of dielectric voltage withstand between the outlet seat in filthy environment, occurs easily up and down between the outlet seat along the epoxy package surface creepage.
Summary of the invention
For solve the permanent magnet that exists in the prior art install unreliable, Electro Magnetic Compatibility is poor, with existing spring mechanism with problems such as comprehensive protector are not adaptive; the utility model provides a kind of brand-new 40.5kV electric pressure indoor high-voltage vacuum circuit breaker, and its technical scheme of taking is:
The form of arranging before and after permanent magnet mechanism and pole adopt, pole comprises outlet seat, vacuum interrupter, following outlet seat, insulation crust and insulated tension pole, top and bottom that the last outlet seat of length lengthening and following outlet seat are located at vacuum interrupter respectively, the upper end of insulated tension pole connects the moving conductive rod on the vacuum interrupter, and vacuum interrupter and insulated tension pole are enclosed in the insulation crust; Permanent magnet mechanism comprises divide-shut brake integral type coil, inner yoke, outer yoke, moving armature, permanent magnet and stop collar, inner yoke and outer yoke outside laying respectively at the stop collar and the divide-shut brake integral type coil of permanent magnet upper and lower and laying respectively in the permanent magnet are surrounded permanent magnet, moving armature is located at the center in the divide-shut brake integral type coil, the lower end of moving armature is by the fixedly connected main shaft that is positioned at the moving armature below of linkage, and linkage is by the lower end of the fixedly connected insulated tension pole of transmission crank arm; Active trigger of permanent magnet mechanism and permanent magnet mechanism controller are located at a side of permanent magnet mechanism, the active triggering of the active trigger control of permanent magnet mechanism permanent magnet mechanism controller, realize closing operation and sub-switching operation, power on/off between permanent magnet mechanism controller control permanent magnet mechanism driving power and permanent magnet mechanism realizes that the switching of breaking-closing operating is locked.
The active trigger of permanent magnet mechanism is made up of current drive-type drive coil and mechanical type normally opened contact.
The permanent magnet mechanism driving power is made up of power module and capacitor group.
Pole is for installing for console mode, it utilizes advanced epoxy resin seal technology, with organic be combined into such as vacuum interrupter, main conductive circuit, insulation support, outlet seat place extends up and down simultaneously, increase up and down the outlet seat along the creepage distance on epoxy package surface with this, this structural design has been stopped dust fully at the arc control device surface aggregation, can prevent that not only vacuum interrupter is subjected to the influence of external factor, even and can guarantee under the environment of damp and hot and pollution severity, also can present high-impedance state to voltage effects.
Permanent magnet all is closed in the enclosed environment of being made up of interior outer yoke, coil rack, stop collar, and is isolated fully with movement parts, even cracked situation occurs, also can not cause the appearance of faults such as mechanism's clamping stagnation, improved the fail safe that equipment uses.
The permanent magnet mechanism driving power uses one group of in parallel use of jumbo polar capacitor, power on/off control uses special-purpose permanent magnet mechanism controller to realize between capacitor group and permanent magnet mechanism, the active triggering of special-purpose permanent magnet mechanism controller uses the active trigger of special-purpose permanent magnet mechanism to realize, this flip flop design is a mechanical type, the current trigger type, thus the Electro Magnetic Compatibility of circuit breaker improved greatly; This trigger actuation coil of while is designed to and has now spring mechanism and has identical load characteristic with the divide-shut brake coil, and similar Standard resistance range, thereby supporting fully with existing complex protection device, does not need additionally to install additional pressure limiting resistance fully.
Therefore the utlity model has the characteristics that quality safety is reliable, Electro Magnetic Compatibility is strong, voltage withstand capability is high, production cost is lower, easy for operation.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the left view of Fig. 1.
Embodiment
Is that example is described further the utility model below in conjunction with accompanying drawing with VTK-40.5 permanent magnetism fixed sealing type indoor high-voltage vacuum circuit breaker:
As depicted in figs. 1 and 2, pole comprises outlet seat 1, vacuum interrupter 2, following outlet seat 3, insulation crust 4 and insulated tension pole 5, last outlet seat 1 and following outlet seat 3 lay respectively at the top and the bottom of vacuum interrupter 2, go up the length of outlet seat 1 and following outlet seat 3 outer surface epoxy packages by extending, realize creepage distance; The upper end of insulated tension pole 5 connects the moving conductive rod on the vacuum interrupter 2, and its lower end connects transmission crank arm 6, and vacuum interrupter 2 and insulated tension pole 5 are enclosed in the insulation crust 4.
Permanent magnet mechanism comprises divide-shut brake integral type coil 11, inner yoke 13, outer yoke 15, moving armature 12, permanent magnet 14 and stop collar 16, inner yoke 13 and outer yoke 15 outside laying respectively at the stop collar 16 and the divide-shut brake integral type coil 11 of permanent magnet 14 upper and lowers and laying respectively in the permanent magnet 14 are enclosed in permanent magnet 14 in the enclosure space, the isolation of motion parts in realization and the mechanism, even cracked situation occurs, also can not cause the appearance of faults such as mechanism's clamping stagnation, improve the fail safe that equipment uses; Moving armature 12 is positioned at the center of divide-shut brake integral type coil 11, and the lower end of moving armature 12 is by the linkage 9 fixedly connected main shafts 8 that are positioned at moving armature 12 belows, and linkage 9 is by transmission crank arm 6 fixedly connected insulated tension poles 5 lower ends.
Charging process: tank circuit get electric after, charge by 24 pairs of capacitor groups 20 of power module, charging voltage by 23 pairs of capacitor groups 20 of permanent magnet mechanism controller in the charging process monitors, when charging voltage does not reach set point, controller is with the locking breaking-closing operating, reach set point up to charging voltage, controller is unlocking, waits for next step operational order.
Making process: the drive coil energising of giving the active trigger 19 of permanent magnet mechanism in the closing circuit, drive coil drives trigger normally opened contact closure, trigger permanent magnet mechanism controller 23 and connect capacitor group 20 and 11 loops of divide-shut brake integral type coil, divide-shut brake integral type coil 11 electric generation and permanent magnet magnetic field in the same way, moving armature 12 is moved downward by adhesive, driving main shaft 8 by linkage 9 rotates, main shaft 8 moves upward by the moving conductive rod that transmission crank arm 6 and insulated tension pole 5 drive vacuum interrupter 2 again, meanwhile, contact spring 7 and tripping spring 21 are compressed, after arriving closing position, the permanent magnet 14 that sealing is installed in the permanent magnet mechanism is pull-in on closing position with moving armature 12, permanent magnet mechanism controller 23 cuts off capacitor group 20 and 11 loops of divide-shut brake integral type coil, finishes closing operation.
Separating brake process: the drive coil energising of giving the active trigger 19 of permanent magnet mechanism in the sub-gate circuit, drive coil drives trigger normally opened contact closure, trigger permanent magnet mechanism controller 23 and connect capacitor group 20 and 11 loops of divide-shut brake integral type coil, divide-shut brake integral type coil 11 gets electric generation and permanent magnet opposing magnetic field, meanwhile, contact spring 7 and sluice separating spring 21 begin to release energy, oppositely driving main shaft 8 by linkage 9 rotates, 8 main shafts drive moving armature 12 by linkage 9 again and move upward, when moving to oil bumper 22 compacted condition, permanent magnet mechanism controller 23 cuts off capacitor group 20 and 11 loops of divide-shut brake integral type coil, finishes sub-switching operation.
Claims (3)
1, a kind of 40.5kV permanent magnetism fixed sealing type indoor high-voltage vacuum circuit breaker, comprise permanent magnet mechanism and the pole that is fixed in the permanent magnet mechanism back, it is characterized in that: pole comprises outlet seat (1), vacuum interrupter (2), following outlet seat (3), insulation crust (4) and insulated tension pole (5), top and bottom that the last outlet seat (1) of length lengthening and following outlet seat (3) are located at vacuum interrupter (2) respectively, the upper end of insulated tension pole (5) connects the moving conductive rod on the vacuum interrupter (2), and vacuum interrupter (2) and insulated tension pole (5) are enclosed in the insulation crust (4); Permanent magnet mechanism comprises divide-shut brake integral type coil (11), inner yoke (13), outer yoke (15), moving armature (12), permanent magnet (14) and stop collar (16), inner yoke (13) and outer yoke (15) outside laying respectively at the stop collar (16) and the divide-shut brake integral type coil (11) of permanent magnet (14) upper and lower and laying respectively in the permanent magnet (14) are surrounded permanent magnet (14), moving armature (12) is located at the center in the divide-shut brake integral type coil (11), the lower end of moving armature (12) is by the fixedly connected main shaft (8) that is positioned at moving armature (12) below of linkage (9), and linkage (9) is by the lower end of the fixedly connected insulated tension pole of transmission crank arm (6) (5); Active trigger of permanent magnet mechanism (19) and permanent magnet mechanism controller (23) are located at a side of permanent magnet mechanism, the active triggering of the active trigger of permanent magnet mechanism (19) control permanent magnet mechanism controller (23), realize closing operation and sub-switching operation, power on/off between permanent magnet mechanism controller (23) control permanent magnet mechanism driving power and permanent magnet mechanism realizes that the switching of breaking-closing operating is locked.
2,40.5kV permanent magnetism fixed sealing type indoor high-voltage vacuum circuit breaker according to claim 1, it is characterized in that: the active trigger of permanent magnet mechanism (19) is made up of current drive-type drive coil and mechanical type normally opened contact.
3,40.5kV permanent magnetism fixed sealing type indoor high-voltage vacuum circuit breaker according to claim 1, it is characterized in that: the permanent magnet mechanism driving power is made up of power module (24) and capacitor group (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200244985U CN201215781Y (en) | 2008-06-24 | 2008-06-24 | 40.5kV permanent magnet sealed indoor high-voltage vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200244985U CN201215781Y (en) | 2008-06-24 | 2008-06-24 | 40.5kV permanent magnet sealed indoor high-voltage vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201215781Y true CN201215781Y (en) | 2009-04-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200244985U Expired - Fee Related CN201215781Y (en) | 2008-06-24 | 2008-06-24 | 40.5kV permanent magnet sealed indoor high-voltage vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201215781Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101882528A (en) * | 2010-06-10 | 2010-11-10 | 沈阳飞驰电气设备有限公司 | Embedded pole type vacuum load switch |
| CN102034637A (en) * | 2010-12-17 | 2011-04-27 | 秦传勇 | Inbuilt switch device of three-phase transformer |
| CN102136391A (en) * | 2010-01-26 | 2011-07-27 | 厦门市恒源新电力设备有限公司 | Electromagnetic mechanism of vacuum contactor |
| CN101645368B (en) * | 2009-09-02 | 2012-08-15 | 北京双杰电气股份有限公司 | Electric switch provided with separate arc-extinguishing device |
| CN103745875A (en) * | 2013-11-12 | 2014-04-23 | 天津威乐斯机电有限公司 | Structure of side-installed vacuum circuit breaker |
| CN106057566A (en) * | 2016-06-24 | 2016-10-26 | 国家电网公司 | Novel compound switch for high-voltage capacitor switching and working method of novel compound switch |
| CN108899244A (en) * | 2018-09-14 | 2018-11-27 | 协成科技股份有限公司 | A kind of breaker |
| CN110349796A (en) * | 2019-07-30 | 2019-10-18 | 扬州新概念电气有限公司 | Intelligent integrated circuit breaker |
| CN110660609A (en) * | 2018-06-29 | 2020-01-07 | 上海索菱电力科技有限公司 | Indoor vacuum circuit breaker |
| WO2021243874A1 (en) * | 2020-06-01 | 2021-12-09 | 俊郎电气有限公司 | Opening-closing operation device for circuit breaker of gas-insulated switchboard |
-
2008
- 2008-06-24 CN CNU2008200244985U patent/CN201215781Y/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101645368B (en) * | 2009-09-02 | 2012-08-15 | 北京双杰电气股份有限公司 | Electric switch provided with separate arc-extinguishing device |
| CN102136391A (en) * | 2010-01-26 | 2011-07-27 | 厦门市恒源新电力设备有限公司 | Electromagnetic mechanism of vacuum contactor |
| CN102136391B (en) * | 2010-01-26 | 2013-09-11 | 厦门市恒源新电力设备有限公司 | Electromagnetic mechanism of vacuum contactor |
| CN101882528A (en) * | 2010-06-10 | 2010-11-10 | 沈阳飞驰电气设备有限公司 | Embedded pole type vacuum load switch |
| CN102034637A (en) * | 2010-12-17 | 2011-04-27 | 秦传勇 | Inbuilt switch device of three-phase transformer |
| CN102034637B (en) * | 2010-12-17 | 2013-01-02 | 秦传勇 | Inbuilt switch device of three-phase transformer |
| CN103745875A (en) * | 2013-11-12 | 2014-04-23 | 天津威乐斯机电有限公司 | Structure of side-installed vacuum circuit breaker |
| CN106057566A (en) * | 2016-06-24 | 2016-10-26 | 国家电网公司 | Novel compound switch for high-voltage capacitor switching and working method of novel compound switch |
| CN110660609A (en) * | 2018-06-29 | 2020-01-07 | 上海索菱电力科技有限公司 | Indoor vacuum circuit breaker |
| CN108899244A (en) * | 2018-09-14 | 2018-11-27 | 协成科技股份有限公司 | A kind of breaker |
| CN108899244B (en) * | 2018-09-14 | 2022-04-05 | 协成科技股份有限公司 | Circuit breaker |
| CN110349796A (en) * | 2019-07-30 | 2019-10-18 | 扬州新概念电气有限公司 | Intelligent integrated circuit breaker |
| CN110349796B (en) * | 2019-07-30 | 2024-02-06 | 扬州新概念电气有限公司 | Intelligent integrated circuit breaker |
| WO2021243874A1 (en) * | 2020-06-01 | 2021-12-09 | 俊郎电气有限公司 | Opening-closing operation device for circuit breaker of gas-insulated switchboard |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090401 Termination date: 20120624 |