CN105895446B - A kind of mesohigh power grid direct current high-speed circuit breaker (HSCB) closing-opening device - Google Patents
A kind of mesohigh power grid direct current high-speed circuit breaker (HSCB) closing-opening device Download PDFInfo
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- CN105895446B CN105895446B CN201610312669.3A CN201610312669A CN105895446B CN 105895446 B CN105895446 B CN 105895446B CN 201610312669 A CN201610312669 A CN 201610312669A CN 105895446 B CN105895446 B CN 105895446B
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- Prior art keywords
- shaped magnet
- magnet
- closing
- iron core
- guide rod
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/666—Operating arrangements
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- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The present invention relates to a kind of mesohigh power grid direct current high-speed circuit breaker (HSCB) closing-opening devices, including separating brake iron core, closing iron core and guide rod linkage, the separating brake iron core includes being symmetricly set on guide rod linkage front and rear sides, and opening is in the first U-shaped magnet and the second U-shaped magnet being oppositely arranged, closing iron core includes being symmetricly set at left and right sides of guide rod linkage, and opening is in the 3rd U-shaped magnet and the 4th U-shaped magnet being oppositely arranged, first U-shaped magnet, the opening of second U-shaped magnet and the 3rd U-shaped magnet, the opening of 4th U-shaped magnet is staggered, the first U-shaped magnet, second U-shaped magnet, the identical magnet exciting coil of a bundle number is respectively equipped on 3rd U-shaped magnet and the 4th U-shaped magnet.The configuration of the present invention is simple, compact, size power density is big, is mutually linked coherent, fast response time, and by electromagnetic braking without mechanical shock when being positioned at holding position, noise is small, on/off switch holding position registration, performance safety, reliably.
Description
Technical field
The present invention relates to power grid vacuum circuit-breaking switch technical fields, and in particular to a kind of open circuit at a high speed of mesohigh power grid direct current
Switch closing-opening device.
Background technology
Vacuum circuit-breaking switch also vacuum circuit breaker, in the operational process of power distribution network, to realizing instantaneous protection, in limited time quick-break
One-phase ground protection is realized in protection, is realized automatic reclosing, is played an important role.Its most important feature, that is, quick is stablized
With good robustness.Vacuum circuit-breaker arc extinguishing chamber moving contact stroke is small（8--12MM), movable contact is plane contact, so connecing
It to avoid bouncing when tactile.Arc-chutes stroke is for 10mm or so in 20KV systems, so breaker is needed to be averaged the speed of on/off switch
Degree reaches >=5m/s, this has strict requirements to breaker operator structure.At present, used vacuum short-circuiting device, is using
In the process, there are reliabilities and safety issue.
The content of the invention
It is an object of the invention to provide a kind of mesohigh power grid direct current high-speed circuit breaker (HSCB) closing-opening device, the device without
Mechanical articles are impacted, on/off switch holding position registration, performance safety, reliably.
To achieve the above object, present invention employs following technical schemes：Divide including housing and mounted in vivo close of shell
Brake mechanism, the on/off switch mechanism include separating brake iron core, closing iron core and for being engaged realization with separating brake iron core, closing iron core
The guide rod linkage of on/off switch, the separating brake iron core includes being symmetricly set on guide rod linkage front and rear sides and opening is in
The the first U-shaped magnet and the second U-shaped magnet being oppositely arranged, the closing iron core include being symmetricly set on guide rod linkage or so
Both sides and opening is in the 3rd U-shaped magnet and the 4th U-shaped magnet that are oppositely arranged, the first U-shaped magnet, the opening of the second U-shaped magnet
It is staggered with the opening of the 3rd U-shaped magnet, the 4th U-shaped magnet, the first U-shaped magnet, the second U-shaped magnet, the 3rd U-shaped magnet
The magnet exciting coil identical with a bundle number is respectively equipped on the 4th U-shaped magnet.
The guide rod linkage includes guide rod and the moving magnet being fixed on guide rod, and the both ends of the guide rod are slided respectively
Dynamic to be equipped with upper linear bearing and lower linear bearing, the upper linear bearing and lower linear bearing are fixedly connected with the casing.
The moving magnet integrally in I shapes, including the first connecting portion being vertically arranged and is horizontally fixed on first connecting portion
The second connecting portion at both ends and the 3rd connecting portion, the distance between the second connecting portion and the 3rd connecting portion and the first U-shaped magnetic
The size of the U-shaped mouth of body or the second U-shaped magnet is identical.
Multiple spiral shells are respectively equipped on the first U-shaped magnet, the second U-shaped magnet, the 3rd U-shaped magnet and the 4th U-shaped magnet
Bolt mounting hole.
There are the terminals being connected with control device on the magnet exciting coil.
As shown from the above technical solution, disconnect switch closing-opening device of the present invention, compact-sized, firm, size
Power density is big, is mutually linked coherent, fast response time, by electromagnetic braking without mechanical shock when being positioned at holding position,
Noise is small, on/off switch holding position registration, performance safety, reliably.
Description of the drawings
Fig. 1 is the structure diagram of the present invention；
Partial schematic diagram when Fig. 2 is separating brake of the present invention；
Fig. 3 is the partial schematic diagram when present invention closes a floodgate.
Specific embodiment
The present invention will be further described below in conjunction with the accompanying drawings：
As shown in Figure 1, the mesohigh power grid direct current high-speed circuit breaker (HSCB) closing-opening device of the present embodiment, including housing, peace
Mounted in the in vivo separating brake iron core of shell, closing iron core and for being engaged the guide rod for realizing on/off switch with separating brake iron core, closing iron core
Linkage, separating brake iron core includes being symmetricly set on guide rod linkage front and rear sides and opening is in the first U-shaped being oppositely arranged
12 and second U-shaped magnet 13 of magnet, closing iron core includes being symmetricly set at left and right sides of guide rod linkage and opening is in opposite
The 3rd U-shaped magnet 14 and the 4th U-shaped magnet 15 set, the first U-shaped magnet 12, opening and the 3rd U-shaped of the second U-shaped magnet 13
Magnet 14, the opening of the 4th U-shaped magnet 15 are staggered, the first U-shaped magnet 12, the second U-shaped magnet 13,14 and of the 3rd U-shaped magnet
The identical magnet exciting coil 16 of a bundle number is respectively equipped on 4th U-shaped magnet 15.The first U-shaped magnet 12, the second U-shaped magnet 13,
Multiple bolt mounting holes 17 are respectively equipped on 3rd U-shaped magnet 14 and the 4th U-shaped magnet 15, to facilitate the first U-shaped magnet 12,
Two U-shaped magnets 13, the 3rd U-shaped magnet 14 and the 4th U-shaped magnet 15 are fixed in housing.
Guide rod linkage includes guide rod 21 and the moving magnet 22 being fixed on guide rod 21, and the both ends of guide rod 21 are slided respectively
Dynamic to be equipped with upper linear bearing 23 and lower linear bearing 24, upper linear bearing 23 and lower linear bearing 24 are fixedly connected with the casing.
The moving magnet 22 is whole in I shapes, including the first connecting portion 221 being vertically arranged and is horizontally fixed on 221 liang of first connecting portion
The distance between 222 and the 3rd connecting portion 223 of second connecting portion at end, 222 and the 3rd connecting portion 223 of second connecting portion and first
The size of the U-shaped mouth of 12 or second U-shaped magnet 13 of U-shaped magnet is identical.
It is arranged on encouraging on the first U-shaped magnet 12, the second U-shaped magnet 13, the 3rd U-shaped magnet 14 and the 4th U-shaped magnet 15
Magnetic coil 16 is respectively provided with the terminals being connected with control device, by control device export control signal come realize close a floodgate and
Separating brake.
Fig. 1 be the device close a floodgate when structure diagram, when the 3rd U-shaped magnet 14 and the 4th U-shaped magnet 15 access electric current,
When the first magnet exciting coil 12 and the second 13 turn-off current of magnet exciting coil, pass through the 3rd magnet exciting coil 14 and the 4th magnet exciting coil 15
Reluctance force acts on, make moving magnet 22 it is rapid on move to the parallel position between the 3rd U-shaped magnet 14 and the 4th U-shaped magnet 15,
Realize the separating brake of the device, as shown in Figure 2.
As shown in figure 3, since separating brake iron core and the phase space of closing iron core differ 90 degree, when the 3rd U-shaped magnet 14, the
When magnet exciting coil turn-off current on four U-shaped magnets 15, the first magnet exciting coil 12 and the second magnet exciting coil 13 connect people's electric current, first
The magnetic field of closure is formed between 12 and second U-shaped magnet 13 of U-shaped magnet, drives moving magnet 22 fast by the magnetic resistance gravitation in magnetic field
Fast position is displaced downwardly to the overlapping positions between the first U-shaped magnet 12 and the second U-shaped magnet 13 to realize the combined floodgate of the device.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
It encloses and is defined, on the premise of design spirit of the present invention is not departed from, those of ordinary skill in the art are to the technical side of the present invention
The various modifications and improvement that case is made should all be fallen into the protection domain that claims of the present invention determines.
Claims (5)
1. a kind of mesohigh power grid direct current high-speed circuit breaker (HSCB) closing-opening device, including housing and mounted on the in vivo on/off switch of shell
Mechanism, it is characterised in that：The on/off switch mechanism include separating brake iron core, closing iron core and for separating brake iron core, closing iron core
The guide rod linkage for realizing on/off switch is engaged, the separating brake iron core includes being symmetricly set on two before and after guide rod linkage
Side and opening are in the first U-shaped magnet being oppositely arranged（12）With the second U-shaped magnet（13）, the closing iron core is including symmetrically setting
It puts at left and right sides of guide rod linkage and opening is in the 3rd U-shaped magnet being oppositely arranged（14）With the 4th U-shaped magnet（15）,
First U-shaped magnet（12）, the second U-shaped magnet（13）Opening and the 3rd U-shaped magnet（14）, the 4th U-shaped magnet（15）Opening
It is staggered, the first U-shaped magnet（12）, the second U-shaped magnet（13）, the 3rd U-shaped magnet（14）With the 4th U-shaped magnet（15）On
It is respectively equipped with the identical magnet exciting coil of a bundle number（16）.
2. mesohigh power grid direct current high-speed circuit breaker (HSCB) closing-opening device according to claim 1, it is characterised in that：It is described
Guide rod linkage includes guide rod（21）And it is fixed on guide rod（21）On moving magnet（22）, the guide rod（21）Both ends point
Upper linear bearing Hua Dong be equipped with（23）With lower linear bearing（24）, the upper linear bearing（23）With lower linear bearing（24）
It is fixedly connected with the casing.
3. mesohigh power grid direct current high-speed circuit breaker (HSCB) closing-opening device according to claim 2, it is characterised in that：It is described
Moving magnet（22）Whole is in I shapes, including the first connecting portion being vertically arranged（221）And it is horizontally fixed on first connecting portion
（221）The second connecting portion at both ends（222）With the 3rd connecting portion（223）, the second connecting portion（222）With the 3rd connecting portion
（223）The distance between with the first U-shaped magnet（12）Or the second U-shaped magnet（13）U-shaped mouth size it is identical.
4. the mesohigh power grid direct current high-speed circuit breaker (HSCB) closing-opening device according to claim 1 or 3, it is characterised in that：
The first U-shaped magnet（12）, the second U-shaped magnet（13）, the 3rd U-shaped magnet（14）With the 4th U-shaped magnet（15）It is upper to set respectively
There are multiple bolt mounting holes（17）.
5. mesohigh power grid direct current high-speed circuit breaker (HSCB) closing-opening device according to claim 1, it is characterised in that：It is described
Magnet exciting coil（16）It is upper that there are the terminals being connected with control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610312669.3A CN105895446B (en) | 2016-05-12 | 2016-05-12 | A kind of mesohigh power grid direct current high-speed circuit breaker (HSCB) closing-opening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610312669.3A CN105895446B (en) | 2016-05-12 | 2016-05-12 | A kind of mesohigh power grid direct current high-speed circuit breaker (HSCB) closing-opening device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105895446A CN105895446A (en) | 2016-08-24 |
| CN105895446B true CN105895446B (en) | 2018-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610312669.3A Active CN105895446B (en) | 2016-05-12 | 2016-05-12 | A kind of mesohigh power grid direct current high-speed circuit breaker (HSCB) closing-opening device |
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| CN (1) | CN105895446B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1835160A (en) * | 2005-03-18 | 2006-09-20 | Ls产电株式会社 | Actuator using permanent magnet |
| CN1971788A (en) * | 2005-11-23 | 2007-05-30 | 吕长顺 | Driver of electromagnetic permanent-magnet mechanism |
| CN105428151A (en) * | 2015-12-24 | 2016-03-23 | 东南大学 | High-voltage bistable permanent magnet actuator with permanent magnets placed in movable iron core and switching off method of high-voltage bistable permanent magnet actuator |
| CN205752005U (en) * | 2016-05-12 | 2016-11-30 | 安徽尚途电力保护设备有限公司 | A kind of mesohigh electrical network direct current high-speed circuit breaker (HSCB) closing-opening device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3820860B2 (en) * | 2000-07-28 | 2006-09-13 | 富士電機機器制御株式会社 | Remote operation device for electromagnetic linear actuator and circuit breaker |
| JP4230246B2 (en) * | 2002-08-27 | 2009-02-25 | 三菱電機株式会社 | Operating device and switchgear using the operating device |
-
2016
- 2016-05-12 CN CN201610312669.3A patent/CN105895446B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1835160A (en) * | 2005-03-18 | 2006-09-20 | Ls产电株式会社 | Actuator using permanent magnet |
| CN1971788A (en) * | 2005-11-23 | 2007-05-30 | 吕长顺 | Driver of electromagnetic permanent-magnet mechanism |
| CN105428151A (en) * | 2015-12-24 | 2016-03-23 | 东南大学 | High-voltage bistable permanent magnet actuator with permanent magnets placed in movable iron core and switching off method of high-voltage bistable permanent magnet actuator |
| CN205752005U (en) * | 2016-05-12 | 2016-11-30 | 安徽尚途电力保护设备有限公司 | A kind of mesohigh electrical network direct current high-speed circuit breaker (HSCB) closing-opening device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105895446A (en) | 2016-08-24 |
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Effective date of registration: 20210927 Address after: 230088 No. 26 Acacia Road, hi tech Zone, Anhui, Hefei Patentee after: ANHUI HUIDIAN TECHNOLOGY Co.,Ltd. Address before: 230088 No. 26 Acacia Road, hi tech Zone, Anhui, Hefei Patentee before: ANHUI SHANGTU ELECTRIC POWER PROTECTIVE APPARATUS Co.,Ltd. |
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