CN101908420A - Four-coil deblocking bistable state permanent magnet mechanism - Google Patents
Four-coil deblocking bistable state permanent magnet mechanism Download PDFInfo
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- CN101908420A CN101908420A CN 201010269307 CN201010269307A CN101908420A CN 101908420 A CN101908420 A CN 101908420A CN 201010269307 CN201010269307 CN 201010269307 CN 201010269307 A CN201010269307 A CN 201010269307A CN 101908420 A CN101908420 A CN 101908420A
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- permanent magnet
- separating brake
- solenoid
- coil
- combined floodgate
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Abstract
The invention relates to a four-coil deblocking bistable state permanent magnet mechanism. The mechanism comprises a machine shell, wherein a lower end cover and an upper end cover are respectively arranged at both ends of the machine shell; a tripping solenoid coil is arranged at one end in the machine shell, which corresponds to the adjacent upper end cover; a switching-in solenoid coil is arranged at one end in the machine shell, which corresponds to the adjacent lower end cover; a plurality of permanent magnets are arranged between the switching-in solenoid coil and the tripping solenoid coil; a movable iron core is arranged in the machine shell; one end of the movable iron core extends into the tripping solenoid coil, the permanent magnets and the switching-in solenoid coil respectively, while the other end passes through the upper end cover; the movable iron core can move relative to the machine shell; a switching-in deblocking coil is arranged between the tripping solenoid coil and the upper end cover and is separated from the tripping solenoid coil through a second insulating layer; and a tripping deblocking coil is arranged between the switching-in solenoid coil and the lower end cover and is separated from the switching-in solenoid coil through a first insulating layer. The four-coil deblocking bistable state permanent magnet mechanism has the advantages of simple structure, a few elements, long service life, safety and reliability.
Description
Technical field
The present invention relates to a kind of permanent magnet mechanism, especially a kind of four-coil deblocking bistable state permanent magnet mechanism belongs to the technical field of permanent magnet mechanism.
Background technology
Permanent magnet mechanism is as a kind of driving element of vacuum switch, simple in structure, characteristics such as components and parts are few, and the life-span is long more and more are subjected to the attention of each on-and-off enterprise, adopt the common Twin coil bistable permanent magnet organization of rare earth material permanent magnet, the suction-combining force is strong, but stroke is shorter, and starting current is very big, substantially exceed the rational numerical scope, proposed very high requirement also for supporting with it electronic component.At present, permanent magnet mechanism starting current commonly used is big, and useful life is short, influences the normal use of permanent magnet mechanism.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of four-coil deblocking bistable state permanent magnet mechanism is provided, it is simple in structure, and element is few, and long service life is safe and reliable.
According to technical scheme provided by the invention, described four-coil deblocking bistable state permanent magnet mechanism comprises casing, and the two ends of described casing are provided with and are respectively equipped with bottom end cover and upper end cover; End corresponding to contiguous upper end cover in the described casing is provided with the separating brake solenoid, and the end corresponding to contiguous bottom end cover in the casing is provided with the combined floodgate solenoid, is provided with some permanent magnets between combined floodgate solenoid and separating brake solenoid; Be provided with moving iron core in the casing, an end of described moving iron core stretches into respectively in separating brake solenoid, permanent magnet and the separating brake solenoid, and the other end passes upper end cover, the casing motion relatively of moving iron core; Be provided with the combined floodgate trip coil between described separating brake solenoid and upper end cover, isolated between described combined floodgate trip coil and separating brake solenoid by second insulating barrier; Be provided with the separating brake trip coil between combined floodgate solenoid and bottom end cover, described separating brake trip coil and combined floodgate solenoid are isolated by first insulating barrier.
Be provided with magnetism gathering rings between described permanent magnet and moving iron core, described permanent magnet is distributed in the outside of magnetism gathering rings symmetrically; Moving iron core can move relative to magnetism gathering rings.The material of described magnetism gathering rings comprises iron.
Described permanent magnet is made by rare earth material.Be provided with six ~ ten permanent magnets that distribute symmetrically between described combined floodgate solenoid and separating brake solenoid, the two ends of described permanent magnet link to each other with combined floodgate solenoid and separating brake solenoid respectively.
Advantage of the present invention: be provided with the combined floodgate trip coil between separating brake solenoid and upper end cover, be provided with the separating brake trip coil between combined floodgate solenoid and bottom end cover; When needs carry out separating brake, magnetomotive force that the separating brake trip coil produces and permanent magnet balance each other in the magnetomotive force of the combined floodgate side generation of moving iron core, separating brake solenoid, combined floodgate trip coil and permanent magnet acting in conjunction make the motion of iron core phase separating brake direction on moving iron core; When needs closed a floodgate, magnetomotive force that the combined floodgate trip coil produces and permanent magnet balanced each other in the magnetomotive force of the separating brake side generation of moving iron core, and combined floodgate solenoid, combined floodgate trip coil and permanent magnet acting in conjunction make iron core move to the combined floodgate direction on moving iron core; Starting current is little, has strengthened the stroke of moving iron core, and simple in structure, element is few, and long service life is safe and reliable.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Embodiment
The invention will be further described below in conjunction with concrete drawings and Examples.
The present invention includes bottom end cover 1, separating brake trip coil 2, combined floodgate solenoid 3, casing 4, separating brake solenoid 5, combined floodgate trip coil 6, upper end cover 7, magnetism gathering rings 8, permanent magnet 9, moving iron core 10, first insulating barrier 11 and second insulating barrier 12.
As shown in Figure 1: the two ends of described casing 4 are respectively equipped with fixedly connected upper end cover 7 and bottom end cover 1, and described bottom end cover 1, upper end cover 7 and 4 of casings form installs cavity.Casing 4 is provided with separating brake solenoid 5 and combined floodgate trip coil 6 corresponding to an end of contiguous upper end cover 7, and described combined floodgate trip coil 6 contacts with upper end cover 7; 5 of combined floodgate trip coil 6 and separating brake solenoids are isolated by second insulating barrier 12.End corresponding to contiguous bottom end cover 1 in the casing 4 is provided with combined floodgate solenoid 3 and separating brake trip coil 2, and described separating brake trip coil 2 contacts with bottom end cover 1.2 of combined floodgate solenoid 3 and separating brake trip coils are isolated by first insulating barrier 11.Described first insulating barrier 11 and second insulating barrier 12 are plastic material and make, thereby respectively combined floodgate solenoid 3 and separating brake trip coil 2, separating brake solenoid 5 and combined floodgate trip coil 6 are insulated mutually isolation.3 of described separating brake solenoid 5 and combined floodgate solenoids are provided with magnetism gathering rings 8, and described magnetism gathering rings 8 adopts iron to make, and the two ends of magnetism gathering rings 8 contact fixing with separating brake solenoid 5 and combined floodgate solenoid 3 respectively.Some permanent magnets 9 that distribute symmetrically are set between the inwall of magnetism gathering rings 8 and casing 4, and described permanent magnet 9 is made for rare earth material; Permanent magnet 9 can be 6 ~ 10; Permanent magnet 9 is installed in 3 of separating brake solenoid 5 and combined floodgate solenoids by magnetism gathering rings 8, and forms equally distributed magnetic field in the center of casing 4.Be provided with moving iron core 10 in the casing 4, described moving iron core 10 is " protruding " font, and is positioned at the center of casing 4.One end of moving iron core 10 passes combined floodgate trip coil 6, separating brake solenoid 5, magnetism gathering rings 8, combined floodgate solenoid 3 and separating brake trip coil 2 respectively, and the other end passes upper end cover 7, and casing 4 motions relatively.The two ends of moving iron core 10 and bottom end cover 1 and 7 of upper end covers all have air gap, thereby permanent magnet 9 can produce corresponding magnetic field at the two ends of moving iron core 10.
As shown in Figure 1: the structural representation that is in "on" position for moving iron core 10.When permanent magnet mechanism needed separating brake, moving iron core 10 need promptly move to the direction of separating brake solenoid 5 to the direction motion of separating brake side.During separating brake, combined floodgate solenoid 3 is not charged, and it is also charged that separating brake trip coil 2, separating brake solenoid 5 and combined floodgate trip coil 6 are in series.Permanent magnet 9 produces corresponding magnetic field respectively in the both sides of moving iron core 10, and after 2 energisings of separating brake trip coil, the magnetomotive force that separating brake solenoid 2 produces can be offset the magnetomotive force of permanent magnet 9 in the combined floodgate side generation of moving iron core 10; Separating brake solenoid 5 is in series with combined floodgate trip coil 6, separating brake solenoid 5 produces magnetomotive force with combined floodgate trip coil 6 jointly in the separating brake side of moving iron core 10, and the magnetomotive force acting in conjunction that produces in the separating brake side of moving iron core 10 with permanent magnet 9 is on moving iron core 10, make iron core 10 to the motion of separating brake direction, permanent magnet mechanism carries out separating brake; Be that separating brake trip coil 2, separating brake solenoid 5 and combined floodgate trip coil 6 are in series the back acting in conjunction on moving iron core 10, the separating brake actuating force of moving iron core 10 is provided.When permanent magnet mechanism is in gate-dividing state, and need close a floodgate the time, moving iron core 10 need be to the motion of combined floodgate direction, promptly to the direction motion of combined floodgate solenoid 3.During combined floodgate, separating brake solenoid 5 is not charged, and combined floodgate solenoid 3, separating brake solenoid 2 and combined floodgate trip coil 6 are in series also charged.After 6 energisings of combined floodgate trip coil, the magnetomotive force that combined floodgate trip coil 6 produces can be offset the magnetomotive force of permanent magnet 9 in the separating brake side generation of moving iron core 10; Combined floodgate solenoid 3 produces magnetomotive force with separating brake trip coil 2 in the combined floodgate side of moving iron core 10, and the magnetomotive force acting in conjunction that produces in the combined floodgate side of moving iron core 10 with permanent magnet 9 is on moving iron core 10, make iron core 10 to the motion of combined floodgate direction, permanent magnet mechanism closes a floodgate.By cooperatively interacting of 6 of separating brake trip coil 2, combined floodgate solenoid 3, separating brake solenoid 5 and combined floodgate trip coils, can reduce the starting current of permanent magnet mechanism, increase the stroke of moving iron core 10, have bistable state.When separating brake trip coil 2, combined floodgate solenoid 3, separating brake solenoid 5 and combined floodgate trip coil 6 were not charged, the suction-combining force that permanent magnet 9 produces can guarantee that moving iron core 10 is in stable state.
7 of separating brake solenoid 5 of the present invention and upper end covers are provided with combined floodgate trip coil 6, and 1 of combined floodgate solenoid 3 and bottom end cover are provided with separating brake trip coil 2; When needs carry out separating brake, magnetomotive force that separating brake trip coil 2 produces and permanent magnet 9 balance each other in the magnetomotive force of the combined floodgate side generation of moving iron core 10, separating brake electromagnetic wire 5 circles, combined floodgate trip coil 6 and permanent magnet 10 actings in conjunction make the motion of iron core 10 phase separating brake directions on moving iron core 10; When needs close a floodgate, magnetomotive force that combined floodgate trip coil 6 produces and permanent magnet 9 balance each other in the magnetomotive force of the separating brake side generation of moving iron core 10, combined floodgate solenoid 3, combined floodgate trip coil 6 and permanent magnet 9 actings in conjunction make iron core 10 move to the combined floodgate direction on moving iron core 10; Starting current is little, has strengthened the stroke of moving iron core, and simple in structure, element is few, and long service life is safe and reliable.
Claims (5)
1. a four-coil deblocking bistable state permanent magnet mechanism comprises casing (4), and the two ends of described casing (4) are provided with and are respectively equipped with bottom end cover (1) and upper end cover (7); End corresponding to contiguous upper end cover (7) in the described casing (4) is provided with separating brake solenoid (5), end corresponding to contiguous bottom end cover (1) in the casing (4) is provided with combined floodgate solenoid (3), is provided with some permanent magnets (9) between combined floodgate solenoid (3) and separating brake solenoid (5); Be provided with moving iron core (10) in the casing (4), one end of described moving iron core (10) stretches into respectively in separating brake solenoid (3), permanent magnet (9) and the separating brake solenoid (5), the other end passes upper end cover (7), casing (4) motion relatively of moving iron core (10); It is characterized in that: be provided with combined floodgate trip coil (6) between described separating brake solenoid (5) and upper end cover (7), isolated between described combined floodgate trip coil (6) and separating brake solenoid (5) by second insulating barrier (12); Be provided with separating brake trip coil (2) between combined floodgate solenoid (3) and bottom end cover (1), described separating brake trip coil (2) is isolated by first insulating barrier (11) with combined floodgate solenoid (3).
2. four-coil deblocking bistable state permanent magnet mechanism according to claim 1 is characterized in that: be provided with magnetism gathering rings (8) between described permanent magnet (9) and moving iron core (10), described permanent magnet (9) is distributed in the outside of magnetism gathering rings (8) symmetrically; Moving iron core (10) can move relative to magnetism gathering rings (8).
3. four-coil deblocking bistable state permanent magnet mechanism according to claim 2 is characterized in that: the material of described magnetism gathering rings (8) comprises iron.
4. four-coil deblocking bistable state permanent magnet mechanism according to claim 1 is characterized in that: described permanent magnet (9) is made by rare earth material.
5. four-coil deblocking bistable state permanent magnet mechanism according to claim 1, it is characterized in that: be provided with six ~ ten permanent magnets (9) that distribute symmetrically between described combined floodgate solenoid (3) and separating brake solenoid (5), the two ends of described permanent magnet (9) link to each other with combined floodgate solenoid (3) and separating brake solenoid (5) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010269307 CN101908420A (en) | 2010-08-31 | 2010-08-31 | Four-coil deblocking bistable state permanent magnet mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010269307 CN101908420A (en) | 2010-08-31 | 2010-08-31 | Four-coil deblocking bistable state permanent magnet mechanism |
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| CN101908420A true CN101908420A (en) | 2010-12-08 |
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| CN 201010269307 Pending CN101908420A (en) | 2010-08-31 | 2010-08-31 | Four-coil deblocking bistable state permanent magnet mechanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3301700A1 (en) * | 2016-09-29 | 2018-04-04 | ABB Schweiz AG | A medium voltage contactor |
| DE102017103090A1 (en) | 2017-02-15 | 2018-08-16 | Kolektor Group D.O.O. | Electromagnetic linear actuator |
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| US3503022A (en) * | 1966-09-26 | 1970-03-24 | English Electric Co Ltd | Electromagnetic actuators |
| GB1486261A (en) * | 1973-09-27 | 1977-09-21 | Siemens Ag | Protective automatic circuit breaking arrangement |
| WO2004070760A1 (en) * | 2003-02-04 | 2004-08-19 | Siemens Aktiengesellschaft | Electromagnetic drive for switching devices |
| CN2826651Y (en) * | 2005-11-01 | 2006-10-11 | 南京因泰莱配电自动化设备有限公司 | Dual coil bistable permanent-magnet mechanism |
| CN101447366A (en) * | 2008-12-19 | 2009-06-03 | 南京因泰莱配电自动化设备有限公司 | Bi-stable permanent magnetism operating mechanism |
| CN101510474A (en) * | 2009-03-18 | 2009-08-19 | 东南大学 | Rapid response permanent magnet control mechanism |
| CN201369250Y (en) * | 2008-12-25 | 2009-12-23 | 郑乐剑 | Bistable unicoil permanent magnetic actuator |
| CN201868261U (en) * | 2010-08-31 | 2011-06-15 | 无锡市凯旋电机有限公司 | Four-coil unlocking type bistable permanent magnet mechanism |
-
2010
- 2010-08-31 CN CN 201010269307 patent/CN101908420A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3503022A (en) * | 1966-09-26 | 1970-03-24 | English Electric Co Ltd | Electromagnetic actuators |
| GB1486261A (en) * | 1973-09-27 | 1977-09-21 | Siemens Ag | Protective automatic circuit breaking arrangement |
| WO2004070760A1 (en) * | 2003-02-04 | 2004-08-19 | Siemens Aktiengesellschaft | Electromagnetic drive for switching devices |
| CN2826651Y (en) * | 2005-11-01 | 2006-10-11 | 南京因泰莱配电自动化设备有限公司 | Dual coil bistable permanent-magnet mechanism |
| CN101447366A (en) * | 2008-12-19 | 2009-06-03 | 南京因泰莱配电自动化设备有限公司 | Bi-stable permanent magnetism operating mechanism |
| CN201369250Y (en) * | 2008-12-25 | 2009-12-23 | 郑乐剑 | Bistable unicoil permanent magnetic actuator |
| CN101510474A (en) * | 2009-03-18 | 2009-08-19 | 东南大学 | Rapid response permanent magnet control mechanism |
| CN201868261U (en) * | 2010-08-31 | 2011-06-15 | 无锡市凯旋电机有限公司 | Four-coil unlocking type bistable permanent magnet mechanism |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3301700A1 (en) * | 2016-09-29 | 2018-04-04 | ABB Schweiz AG | A medium voltage contactor |
| WO2018059791A1 (en) * | 2016-09-29 | 2018-04-05 | Abb Schweiz Ag | A medium voltage contactor |
| CN109906495A (en) * | 2016-09-29 | 2019-06-18 | Abb瑞士股份有限公司 | Medium voltage contactor |
| US11094485B2 (en) | 2016-09-29 | 2021-08-17 | Abb Schweiz Ag | Medium voltage contactor |
| DE102017103090A1 (en) | 2017-02-15 | 2018-08-16 | Kolektor Group D.O.O. | Electromagnetic linear actuator |
| WO2018149694A1 (en) | 2017-02-15 | 2018-08-23 | Kolektor Group D.O.O. | Electromagnetic linear actuator |
| DE102017103090B4 (en) | 2017-02-15 | 2020-06-04 | Kolektor Group D.O.O. | Electromagnetic linear actuator |
| US11094442B2 (en) | 2017-02-15 | 2021-08-17 | Kolektor Group D.O.O. | Electromagnetic linear actuator |
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Application publication date: 20101208 |