CN201075355Y - Outdoor high-voltage permanent magnetism mechanism vacuum circuit breaker - Google Patents
Outdoor high-voltage permanent magnetism mechanism vacuum circuit breaker Download PDFInfo
- Publication number
- CN201075355Y CN201075355Y CNU2007200869243U CN200720086924U CN201075355Y CN 201075355 Y CN201075355 Y CN 201075355Y CN U2007200869243 U CNU2007200869243 U CN U2007200869243U CN 200720086924 U CN200720086924 U CN 200720086924U CN 201075355 Y CN201075355 Y CN 201075355Y
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- Prior art keywords
- iron core
- main shaft
- pole
- base
- utility
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- 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 - Lifetime
Links
- 230000005389 magnetism Effects 0.000 title 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 31
- 230000003068 static effect Effects 0.000 claims abstract description 14
- 238000004804 winding Methods 0.000 claims description 5
- 238000009826 distribution Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000002955 isolation Methods 0.000 abstract 2
- 230000000694 effects Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model relates to a vacuum breaker of an outdoor high voltage permanent magnetic mechanism, which is an improvement of the like products. The utility model is characterized in that: a control mechanism comprises a permanent magnetic power unit and a main shaft connected to and driven by the permanent power unit; a support is fixed beside the lower end of a pole isolation pull rod in a foundation, and the main shaft, the support and the pole isolation pull rod are respectively articulated in a triangular shape through a connecting board. The permanent magnetic power unit has a shell body which is internally provided with a moving iron core which is externally sleeved with a static iron core on the middle section, both sides of the static iron core are respectively provided with a switch-off coil and a switch-on coil, a plurality of permanent magnets are arranged around the outer wall of the static iron core, and the moving iron core is connected with the main shaft. The utility model overcomes the problems of the existing products of complex structure, numerous parts and high failure rate and manufacture cost, and is particularly applicable to the 10kV main transformer side of a transformer station in a 10kV distribution circuit and a coil out switch and the utility model can also be taken as a pole top switch of a distribution network.
Description
(1) technical field:
The utility model relates to the electric power protection switchgear; it is a kind of outdoor high-voltage permanent magnetic actuator vacuum circuit breaker; it is applicable in the 10kv distribution line electric substation's main transformer 10kv side and goes out wiretap; also can realize the integrated automation of transformation stations and power distribution automation easily as the power distribution network on-pole switch.
(2) background technology:
At present, the vacuum circuit-breaker that uses in the electric power system both at home and abroad is various in style, and model is numerous, and its characteristics are different, mainly are electromagnetic mechanism and spring mechanism from operating mechanism.
The spring mechanism more complicated, number of spare parts is many, and requires the machining accuracy height, the manufacturing process complexity, the cost height, the reliability of mechanism is difficult for guaranteeing.
Electromagnetic mechanism is relatively heavier, and operate time is long, requires the user to be equipped with expensive batteries etc.
Spring mechanism and electromagnetic mechanism are more because of number of parts, the failure rate height, and maintenance is big, therefore is difficult to satisfy electric power system user's multiple needs.
(3) summary of the invention:
The purpose of this utility model is to overcome existing vacuum circuit breaker constructions complexity, and the problem that failure rate is high provides a kind of reliability height, really accomplish non-maintaining, can frequent operation, multiple function changes outdoor high-voltage permanent magnetic actuator vacuum circuit breaker flexibly.
Concrete scheme of the present utility model is: improve at existing vacuum circuit-breaker, it includes base, base-mounted pole, and be contained in operating mechanism in the base, it is characterized in that: operating mechanism wherein includes a permanent magnet powered head and drives the main shaft that is connected with permanent magnet powered head; Next door, the lower end of pole insulated tension pole is fixed with a bearing in base, adopts a plate articulated spindle, bearing, pole insulated tension pole respectively triangular in shape; Described permanent magnet powered head has a housing, and moving iron core is housed in the housing, is with static iron core outside the moving iron core stage casing, and the static iron core both sides are furnished with switching winding and closing coil respectively, and around being furnished with some permanent magnets, moving iron core is connected with main shaft at the static iron core outer wall.
In order to meet an urgent need and to adapt to some special local use, in base, also be provided with an emergent manual brake separating mechanism in the utility model, it includes an operating grip, the connecting lever connecting rod that is connected with operating grip, on the connecting lever connecting rod tripping spring is housed, the tail end of connecting lever connecting rod is connected with a pinch roller, and pinch roller is arranged on the connecting plate next door that is connected with main shaft.
The utlity model has following characteristics: compact conformation, reliable operation, no SF6 does not have oil, and is affected by environment little, helps environmental protection; Cell size is little, and is in light weight, be convenient to install on the post, but maintenance-free basically.
(4) description of drawings:
Fig. 1 is a main cutaway view of the present utility model;
Fig. 2 is a upward view of the present utility model;
Fig. 3 is the main cutaway view of the permanent magnet powered head of the utility model.
Among the figure: 1-pole, 2-operating grip, 3-pole insulated tension pole, 4-bearing, the 5-connecting plate, 6-base, 7-main shaft, 8-connecting lever connecting rod, 9-tripping spring, 10-pinch roller, the permanent magnet powered head of 11-, 12-left end cap, 13-switching winding, the 14-permanent magnet, 15-stage casing, 16-right end cap, the 17-closing coil, the 18-static iron core, 19-moves iron core.
(5) embodiment:
Referring to Fig. 1, Fig. 2, the utility model adopts the thick corrosion resistant plate of 4mm to make rectangular box-like base 6, be installed with three poles 1 on base 6 side by side, pole insulated tension pole 3 its lower ends in every pole 1 penetrate in the base 6, and the bearing 4 that is welded on the lower end next door of each pole insulation mast 3.In base 6, operating mechanism is installed, it comprises one permanent magnet powered 11 and drives the main shaft 7 be connected (according to the real space position of base 6 with permanent magnet powered 11, reasonable Arrangement, 7 fens major and minor axis of the main shaft in the utility model are contained in permanent magnet powered 11 rear and front end respectively).Main shaft 7 adopts three connecting plates, 5 articulated spindles 7 respectively triangular in shape respectively with respect to three pole insulated tension pole 3 places, bearing 4, and pole insulated tension pole 3 promptly constitutes basic structure of the present utility model.
Permanent magnet powered 11 concrete structure in the utility model is referring to Fig. 3, it includes housing, housing is made up of a stage casing 15, left and right end cap 12 and 16, one moving iron core 19 is housed in the housing, the middle part of moving iron core 19 is set with an annular static iron core 18, around being furnished with some permanent magnets 14, be furnished with switching winding 13 and closing coil 17 respectively at the outer wall of static iron core 18 in the both sides of static iron core 18.And fixedly load onto long and short main shaft 7 at the two ends of moving iron core 19 and promptly constitute permanent magnet powered 11.
For meeting an urgent need and adapting to some special local use, manual switching-off device also is installed in the utility model, it includes an operating grip 2 that is installed on base 6 outsides, connecting lever connecting rod 8 in the base 6 is contained in the tripping spring 9 in the connecting lever connecting rod 8, connecting lever connecting rod 8 one ends drive with operating grip 2 and are connected, the other end connects driving one pinch roller 10, and pinch roller 10 is arranged on connecting plate 5 next doors that are connected with main shaft.
Operation principle of the present utility model is:
One, closing operation: this circuit breaker is in the separating brake position, is discerned with the conducting of closing operation loop, for closing operation is got ready by " position switch " of control loop.Press the switch knob on the intelligent control unit on the spot, perhaps by remote operation starting closing circuit, closing coil 17 in permanent magnet powered 11 of the operating mechanism of excitation, overcome the suction of the permanent magnet 14 on static iron core 18 outer walls, promote moving iron core 19 simultaneously and drive main shaft 7 to the motion of combined floodgate direction, main shaft 7 drives three pole insulated tension poles 3 by three connecting plates 5 and makes moving contact of breaker speed combined floodgate in accordance with regulations.Forfeit out circuit breaker and be in closing position, control loop disconnects the closing coil power supply automatically, and allow sub-switching operation simultaneously, for sub-switching operation is got ready, this moment, moving iron core 19 was because the effect of permanent magnet 14 remains on the combined floodgate side, after the closing coil outage, it not only can overcome the reaction force of contact of breaker spring, but also has certain combined floodgate self-sustaining power, make circuit breaker remain on closing position reliably, on operating mechanism and circuit breaker, need not to establish in addition close a floodgate maintenance and Sub-gate release device.
Two, sub-switching operation: this circuit breaker is in closing position, press the opening button on the intelligent control unit on the spot, perhaps by the switching winding 13 in permanent magnet powered 11 of the remote operation excitation operating mechanism, overcome the self-sustaining power of the permanent magnet 14 on static iron core 18 outer walls, promote moving iron core 19 simultaneously and drive main shaft 7 to separating brake direction sport footwear, main shaft 7 drives three pole insulated tension poles 3 by three connecting plates 5 and makes moving contact of breaker speed separating brake in accordance with regulations.When the operation of " position " of control loop recognition device, for closing operation is got ready.When operating mechanism was in the separating brake position, moving iron core 19 was because the effect of permanent magnet 14 remains on the separating brake side, and circuit breaker is in the separating brake position reliably, and false switching can not occur.
Three, manual brake separating operation: this circuit breaker is grasped the excellent sub-switching operation handle 2 that hooks on this circuit breaker at closing position with insulation, and pulling downwards, by tripping spring 9, connecting lever connecting rod 8 drives pinch roller 10, promote connecting plate 5, make pole insulated tension pole 3 finish the separating brake of moving contact of breaker.
Claims (2)
1. the outdoor high-voltage permanent magnetic actuator vacuum circuit breaker includes base, base-mounted pole, and be contained in operating mechanism in the base, it is characterized in that: operating mechanism wherein includes a permanent magnet powered head and drives the main shaft that is connected with permanent magnet powered head; Next door, the lower end of pole insulated tension pole is fixed with a bearing in base, adopts a plate articulated spindle, bearing, pole insulated tension pole respectively triangular in shape; Described permanent magnet powered head has a housing, and moving iron core is housed in the housing, is with static iron core outside the moving iron core stage casing, and the static iron core both sides are furnished with switching winding and closing coil respectively, and around being furnished with some permanent magnets, moving iron core is connected with main shaft at the static iron core outer wall.
2. outdoor high-voltage permanent magnetic actuator vacuum circuit breaker according to claim 1, it is characterized in that: in base, also be provided with an emergent manual brake separating mechanism, it includes an operating grip, the connecting lever connecting rod that is connected with operating grip, on the connecting lever connecting rod tripping spring is housed, the tail end of connecting lever connecting rod is connected with a pinch roller, and pinch roller is arranged on the connecting plate next door that is connected with main shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200869243U CN201075355Y (en) | 2007-09-12 | 2007-09-12 | Outdoor high-voltage permanent magnetism mechanism vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200869243U CN201075355Y (en) | 2007-09-12 | 2007-09-12 | Outdoor high-voltage permanent magnetism mechanism vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201075355Y true CN201075355Y (en) | 2008-06-18 |
Family
ID=39520612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200869243U Expired - Lifetime CN201075355Y (en) | 2007-09-12 | 2007-09-12 | Outdoor high-voltage permanent magnetism mechanism vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201075355Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101908435A (en) * | 2010-08-05 | 2010-12-08 | 西安通大思源电器有限公司 | Permanent magnet-operated long-life vacuum circuit breaker |
| CN101430986B (en) * | 2008-11-21 | 2011-07-06 | 郑文秀 | Outdoor high-voltage permanent magnet type vacuum circuit breaker |
| CN102184803A (en) * | 2011-01-07 | 2011-09-14 | 无锡市锡山湖光电器有限公司 | Manual closing device of antitheft vacuum circuit breaker |
| CN117766350A (en) * | 2023-04-12 | 2024-03-26 | 常州博瑞电力自动化设备有限公司 | Quick breaking circuit breaker |
-
2007
- 2007-09-12 CN CNU2007200869243U patent/CN201075355Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101430986B (en) * | 2008-11-21 | 2011-07-06 | 郑文秀 | Outdoor high-voltage permanent magnet type vacuum circuit breaker |
| CN101908435A (en) * | 2010-08-05 | 2010-12-08 | 西安通大思源电器有限公司 | Permanent magnet-operated long-life vacuum circuit breaker |
| CN101908435B (en) * | 2010-08-05 | 2012-12-19 | 西安通大思源电器有限公司 | Permanent magnet-operated vacuum circuit breaker |
| CN102184803A (en) * | 2011-01-07 | 2011-09-14 | 无锡市锡山湖光电器有限公司 | Manual closing device of antitheft vacuum circuit breaker |
| CN102184803B (en) * | 2011-01-07 | 2013-09-25 | 无锡市锡山湖光电器有限公司 | Manual closing device of antitheft vacuum circuit breaker |
| CN117766350A (en) * | 2023-04-12 | 2024-03-26 | 常州博瑞电力自动化设备有限公司 | Quick breaking circuit breaker |
| CN117766350B (en) * | 2023-04-12 | 2025-06-10 | 常州博瑞电力自动化设备有限公司 | Quick breaking circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HUBEI WANG'AN SCIENCE AND TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: HE XIAOHONG Effective date: 20100609 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 435000 NO.17, YANAN ROAD, HUANGSHI CITY, HUBEI PROVINCE TO: 435002 NO.98, GUANDI VILLAGE, HUANGSHIGANG DISTRICT, HUANGSHI CITY, HUBEI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20100609 Address after: 435002 Huangshi city of Hubei province Huangshi port Guandi Village No. 98 Patentee after: Hubei Wangan Technology Co., Ltd. Address before: 435000 No. 17, Yanan Road, Huangshi, Hubei Patentee before: He Xiaohong |
|
| CX01 | Expiry of patent term |
Granted publication date: 20080618 |
|
| CX01 | Expiry of patent term |