CN102623236A - Permanent magnetic operation mechanism of high voltage vacuum breaker - Google Patents
Permanent magnetic operation mechanism of high voltage vacuum breaker Download PDFInfo
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- CN102623236A CN102623236A CN2012101092410A CN201210109241A CN102623236A CN 102623236 A CN102623236 A CN 102623236A CN 2012101092410 A CN2012101092410 A CN 2012101092410A CN 201210109241 A CN201210109241 A CN 201210109241A CN 102623236 A CN102623236 A CN 102623236A
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Abstract
The invention relates to a permanent magnetic operation mechanism of a high voltage vacuum breaker. A hole is respectively arranged on the upper portions of two lateral walls and a middle partition plate of a mechanism support, and a bearing is arranged on each hole. A spline shaft penetrates through each bearing, two switching-on and switching-off driving connecting levers and an output connecting lever are arranged on each spline shaft, and a tension spring connecting lever is arranged on each spline shaft outside the support. Two permanent magnetic mechanisms are suspended on a transverse support plate in the middle of the mechanism support, an output mandril of each permanent magnetic mechanism extends out from a hole in the middle of the transverse support plate upwards and is connected with each switching-on and switching-off driving connecting lever through a screw with right-handed and left-handed threads at two ends, a connector and a fixing connecting rod. The permanent magnetic operation mechanisms can improve switching-on work and switching-on retention force greatly and also can maintain the characteristics a single operation mechanism of being small in size and sensitive in movement. Problems that a breaker structure is clunky and a matching power supply is heavy and expensive caused by depending on a method of increasing structural size of a permanent magnetic mechanism alone are solved.
Description
Technical field
The present invention relates to the permanent-magnet manipulating mechanism that a kind of high-pressure vacuum breaker is used.
Background technology
At present, in the prior art, mostly Direct Action Type permanent-magnet manipulating mechanism high-pressure vacuum breaker is the circuit breaker of three-phase partition type, and the circuit breaker of three-phase coordinated type is seldom arranged.This is the Direct Action Type permanent-magnet manipulating mechanism high-pressure vacuum breaker because of the three-phase coordinated type, and the combined floodgate merit and the closing retention force of its requirement are often bigger, and therefore, the operating mechanism of common single permanent magnet mechanism just is difficult to adapt to.And the physical dimension of depending merely on the increase permanent magnet mechanism increases the method for confining force; Manufacture difficulty and the sensitivity that has reduced the permanent magnet mechanism action have been improved again; The not only incompatible requirement of on/off switch fast, but also caused the problems such as too fat to move and the supporting power supply heaviness of structure costliness of circuit breaker.
Summary of the invention
The purpose of this invention is to provide the permanent-magnet manipulating mechanism on a kind of Direct Action Type high-pressure vacuum breaker that can be used in the three-phase coordinated type.This permanent-magnet manipulating mechanism promptly can improve the combined floodgate merit and the closing retention force of operating mechanism significantly, can keep the characteristics that single permanent magnet mechanism size is less, be active in one's movements again.Thereby the heavy expensive problem of the too fat to move and supporting power supply of breaker structure that the method that having avoided depending merely on increases the permanent magnet mechanism physical dimension is brought.
For realizing above-mentioned purpose, the present invention has adopted following technical scheme:
A kind of permanent-magnet manipulating mechanism of high-pressure vacuum breaker, this permanent-magnet manipulating mechanism have the mechanism rack of similar " a thirty " font, and in order to gain in strength, the support of whole " thirty " font is welded on another piece iron plate.At two sidewalls of mechanism rack and the top of central dividing plate a hole is arranged respectively, bearing is housed on the hole.Be installed with a splined shaft on the bearing, two divide-shut brakes be housed on the splined shaft drive connecting lever and an output toggle arm, and on the splined shaft that is positioned at the support outside, the extension spring connecting lever is housed.These bearings, splined shaft, divide-shut brake drive the transmission mechanism that connecting lever, extension spring connecting lever and output toggle arm etc. have constituted permanent-magnet manipulating mechanism.Wherein output toggle arm also is connected with the movable link rod that can regulate length; On the horizontal support plate in the middle part of the mechanism rack of " thirty " font; Lifting two permanent magnet mechanisms; The output push rod of each permanent magnet mechanism has extended upwardly from the hole at horizontal support plate middle part, and has screw rod and coupling head and a stationary links of positive left-hand thread screw thread through two ends, drives connecting lever with separately divide-shut brake and links up.And being connected with tripping spring on the extension spring connecting lever, the other end of tripping spring has hung on the sidewall of permanent-magnet manipulating mechanism support.
Compared with prior art, advantage of the present invention is:
1) permanent-magnet manipulating mechanism adopts after two permanent magnet mechanisms, owing to improved the combined floodgate merit and the closing retention force of operating mechanism significantly.Therefore, it can be used as the operating mechanism of the Direct Action Type high-pressure vacuum breaker of three-phase coordinated type, thus circuit breaker kind and specification that exploitation makes new advances.
2) since each permanent magnet mechanism still kept physical dimension less, be active in one's movements, therefore, this operating mechanism still can be used in to have in the system that accurate quick control requires and go.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Embodiment
Referring to Fig. 1, permanent-magnet manipulating mechanism of the present invention has the mechanism rack 1 of similar " a thirty " font, and in order to increase the structural strength of support 1, the support 1 of whole " thirty " font is welded on another piece iron plate.At two sidewalls of mechanism rack 1 and the top of central dividing plate a hole is arranged respectively, bearing 5 is housed on the hole.Be installed with a splined shaft 2 on the bearing 5, two divide-shut brakes be housed on the splined shaft 2 drive connecting lever 3, extension spring connecting lever 6 and an output toggle arm 11.These bearings 5, splined shaft 2, divide-shut brake drive the transmission mechanism that connecting lever 3, extension spring connecting lever 6 and output toggle arm 11 etc. have constituted permanent-magnet manipulating mechanism.Wherein output toggle arm 11 also is connected with the movable link rod 10 that can regulate length, and is connected with tripping spring 8 on the extension spring connecting lever 6, and the other end of tripping spring 8 has hung on the sidewall of permanent-magnet manipulating mechanism support.On the horizontal support plate at mechanism rack 1 middle part of " thirty " font; Lifting two permanent magnet mechanisms 9; The output push rod of permanent magnet mechanism 9 has extended upwardly from the hole at horizontal support plate middle part; And have screw rod 7 and coupling head and a stationary links 4 of positive left-hand thread screw thread through two ends, drive connecting lever 3 with divide-shut brake and link up.What permanent magnet mechanism adopted is matured product of the prior art, and it can be the permanent magnet mechanism of bi-stable type, also can be the permanent magnet mechanism of monostable type; And the inner coil of permanent magnet mechanism promptly can be the twin coil mode, also can be the unicoil mode.The permanent magnet mechanism of this version all has detailed introduction and designing and calculating on a lot of professional magazines.And the extension spring connecting lever 6 on the splined shaft 2 can be one, also can be more than two.Can connect a tripping spring 8 on each extension spring connecting lever 6, also can connect two tripping springs 8.
Four installing holes are arranged at the bottom of this permanent-magnet manipulating mechanism, during installation, utilize it that permanent-magnet manipulating mechanism is fixed on the circuit breaker.Again the movable link rod 10 of permanent-magnet manipulating mechanism is connected on the pole connecting lever on the circuit breaker and gets final product.
The permanent-magnet manipulating mechanism of high-pressure vacuum breaker of the present invention, its course of work is such: when the electric device of control operating mechanism sent reclosing command, the closing coil of this permanent-magnet manipulating mechanism got electric, and permanent magnet mechanism begins action.At this moment; The output push rod of each permanent magnet mechanism all screw rod 7 through separately and coupling head and stationary links 4 drives separately divide-shut brake and drives connecting lever 3 and move upward; And extension spring connecting lever 6 also moves upward with output toggle arm 11 together; And output toggle arm 11 drive activity link rods 10 also move upward, and the moving component that movable link rod 10 drives circuit breaker three-phase pole also moves upward, and motion finishes until closing a floodgate.And this moment, join the tripping spring 8 on extension spring connecting lever 6 since receive extension spring connecting lever 6 to upper pulling force and energy storage.And receive separating brake when instruction when the electric device of control operating mechanism, electric with regard to making that the switching winding of permanent-magnet manipulating mechanism gets, permanent magnet mechanism begins action.At this moment; The output push rod of permanent magnet mechanism drives through screw rod 7 and coupling head and stationary links 4 that separately divide-shut brake drives that connecting lever 3 moves downward and extension spring connecting lever 6 and output toggle arm 11 also move downward together; And output toggle arm 11 also moves downward through the moving component that movable link rod 10 drives circuit breaker three-phase pole, finishes until the separating brake motion.After separating brake finished, tripping spring 8 had been got back to natural state.
Compared with prior art, advantage of the present invention is: permanent-magnet manipulating mechanism adopts after two permanent magnet mechanisms, owing to improved the combined floodgate merit and the closing retention force of operating mechanism significantly.Therefore, it can be used as the operating mechanism of the Direct Action Type high-pressure vacuum breaker of three-phase coordinated type, thereby can develop circuit breaker kind and the specification that makes new advances.
And since each permanent magnet mechanism still kept physical dimension less, be active in one's movements, therefore, this operating mechanism still can be used in to have in the system that accurate quick control requires, and realizes fast accurately control.
Claims (5)
1. the permanent-magnet manipulating mechanism of a high-pressure vacuum breaker is characterized in that: at two sidewalls of mechanism rack and the top of central dividing plate a hole is arranged respectively, bearing is housed on the hole; Be installed with a splined shaft on the bearing; Two divide-shut brakes are housed on the splined shaft drive connecting lever and an output toggle arm, and on the splined shaft that is positioned at the support outside, the extension spring connecting lever is housed, on the horizontal support plate at mechanism rack middle part; Lifting two permanent magnet mechanisms; The output push rod of each permanent magnet mechanism has extended upwardly from the hole at horizontal support plate middle part, and has screw rod and coupling head and a stationary links of positive left-hand thread screw thread through two ends, drives connecting lever with separately divide-shut brake and links up; Be connected with tripping spring on the extension spring connecting lever, the other end of tripping spring has hung on the sidewall of permanent-magnet manipulating mechanism support.
2. the permanent-magnet manipulating mechanism of high-pressure vacuum breaker according to claim 1, it is characterized in that: described permanent magnet mechanism can be a bistable-state permanent magnet mechanism, also can be Monostable permanent magnetic mechanism.
3. the permanent-magnet manipulating mechanism of high-pressure vacuum breaker according to claim 1 and 2, it is characterized in that: described permanent magnet mechanism can be the unicoil mode, also can be the twin coil mode.
4. the permanent-magnet manipulating mechanism of high-pressure vacuum breaker according to claim 1 and 2 is characterized in that: the extension spring connecting lever that is contained in the support outside can be one, also can be two or more.
5. the permanent-magnet manipulating mechanism of high-pressure vacuum breaker according to claim 1 and 2, it is characterized in that: the tripping spring on the permanent-magnet manipulating mechanism can be one, also can be more than two or two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101092410A CN102623236A (en) | 2012-04-14 | 2012-04-14 | Permanent magnetic operation mechanism of high voltage vacuum breaker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101092410A CN102623236A (en) | 2012-04-14 | 2012-04-14 | Permanent magnetic operation mechanism of high voltage vacuum breaker |
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| CN102623236A true CN102623236A (en) | 2012-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012101092410A Pending CN102623236A (en) | 2012-04-14 | 2012-04-14 | Permanent magnetic operation mechanism of high voltage vacuum breaker |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103177910A (en) * | 2013-01-28 | 2013-06-26 | 安徽宇腾真空电气有限责任公司 | Novel horizontal circuit breaker with permanent magnet mechanisms |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86204338U (en) * | 1986-06-23 | 1987-04-29 | 西安电器设备制造厂 | Dual closing electromagnet for electromagnetic mechanism of high-voltage circuit breaker |
| JP2006049247A (en) * | 2004-08-09 | 2006-02-16 | Japan Ae Power Systems Corp | Electromagnetically operated type circuit breaker |
| RU2282266C1 (en) * | 2005-02-10 | 2006-08-20 | Закрытое акционерное общество "Группа компаний "Электрощит" - ТМ Самара" | High voltage switch with electromagnetic drive |
| CN101350268A (en) * | 2008-08-25 | 2009-01-21 | 童建朋 | Permanent magnet type vacuum circuit-breaker |
| WO2011086670A1 (en) * | 2010-01-13 | 2011-07-21 | 三菱電機株式会社 | Electromagnetically-operated switching device |
| CN202816786U (en) * | 2012-04-14 | 2013-03-20 | 鞍山北科电气有限公司 | A permanent magnetic operating mechanism of a high-voltage vacuum circuit breaker |
-
2012
- 2012-04-14 CN CN2012101092410A patent/CN102623236A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86204338U (en) * | 1986-06-23 | 1987-04-29 | 西安电器设备制造厂 | Dual closing electromagnet for electromagnetic mechanism of high-voltage circuit breaker |
| JP2006049247A (en) * | 2004-08-09 | 2006-02-16 | Japan Ae Power Systems Corp | Electromagnetically operated type circuit breaker |
| RU2282266C1 (en) * | 2005-02-10 | 2006-08-20 | Закрытое акционерное общество "Группа компаний "Электрощит" - ТМ Самара" | High voltage switch with electromagnetic drive |
| CN101350268A (en) * | 2008-08-25 | 2009-01-21 | 童建朋 | Permanent magnet type vacuum circuit-breaker |
| WO2011086670A1 (en) * | 2010-01-13 | 2011-07-21 | 三菱電機株式会社 | Electromagnetically-operated switching device |
| CN202816786U (en) * | 2012-04-14 | 2013-03-20 | 鞍山北科电气有限公司 | A permanent magnetic operating mechanism of a high-voltage vacuum circuit breaker |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103177910A (en) * | 2013-01-28 | 2013-06-26 | 安徽宇腾真空电气有限责任公司 | Novel horizontal circuit breaker with permanent magnet mechanisms |
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Application publication date: 20120801 |