CN211016901U - Explosion-proof and corrosion-proof outdoor vacuum circuit breaker - Google Patents
Explosion-proof and corrosion-proof outdoor vacuum circuit breaker Download PDFInfo
- Publication number
- CN211016901U CN211016901U CN201921847012.2U CN201921847012U CN211016901U CN 211016901 U CN211016901 U CN 211016901U CN 201921847012 U CN201921847012 U CN 201921847012U CN 211016901 U CN211016901 U CN 211016901U
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- Prior art keywords
- box
- circuit breaker
- explosion
- slide bar
- vacuum circuit
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- Expired - Fee Related
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- 238000004880 explosion Methods 0.000 claims abstract description 10
- 238000003466 welding Methods 0.000 claims abstract description 8
- 238000004140 cleaning Methods 0.000 claims description 17
- 230000007797 corrosion Effects 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000005536 corrosion prevention Methods 0.000 claims 2
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000009825 accumulation Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 230000032683 aging Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
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Abstract
The utility model discloses an outdoor vacuum circuit breaker of explosion-proof anticorrosion, including last insulating cylinder, lower insulating cylinder and box, the top of box is equipped with the case lid, the side table wall cunning of box has inlayed the slide bar, the outside of slide bar is equipped with the spring to the slide bar is located the inside one end welding of box and has the fixed plate, the upper end welding of fixed plate has the fixture block, the draw-in groove has been seted up to the interior table wall that is close to box one side of case lid. The utility model discloses in, the side table wall of box has set up the slide bar, and the outside of slide bar has set up the spring, has set up the fixed plate on the slide bar, has set up the fixture block on the fixed plate, adopts the benefit of this design to lie in: when the case cover is installed, the clamping block is clamped with the clamping groove, after the circuit breaker breaks down and explodes, the impact force generated by explosion can push the fixing plate to move outwards, the clamping state of the clamping block and the clamping groove is kept all the time, and then the case cover can not be jacked up by the impact force, so that the explosion-proof performance of the case body of the circuit breaker is enhanced.
Description
Technical Field
The utility model relates to a circuit breaker technical field especially relates to an outdoor vacuum circuit breaker of explosion-proof anticorrosion.
Background
The vacuum circuit breaker is named because the arc extinguishing medium and the insulating medium of the contact gap after arc extinguishing are both high vacuum; the arc extinguishing device has the advantages of small volume, light weight, suitability for frequent operation and no need of maintenance for arc extinguishing, and is relatively popularized in power distribution networks. The vacuum circuit breaker is an indoor power distribution device in a 3-10 kV and 50Hz three-phase alternating-current system, can be used for protecting and controlling electrical equipment in industrial and mining enterprises, power plants and transformer substations, is particularly suitable for use places requiring no oil, less maintenance and frequent operation, and can be arranged in a middle cabinet, a double-layer cabinet and a fixed cabinet to be used for controlling and protecting high-voltage electrical equipment.
The outdoor vacuum circuit breaker is generally used, but still has defects, most of the existing circuit breakers are not provided with an explosion-proof mechanism, and after the explosion of the box body is caused by the fault, the fragments of the box body can damage other equipment; in addition, rain and snow are easily accumulated on the case cover in rainy and snowy days, and the circuit breaker is corroded due to long-time accumulation, so that the normal use of the circuit breaker is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the outdoor vacuum circuit breaker is explosion-proof and corrosion-proof and aims to solve the problems that an existing outdoor vacuum circuit breaker is not provided with an explosion-proof mechanism and cannot timely remove rain and snow accumulation.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an outdoor vacuum circuit breaker of explosion-proof anticorrosion, includes insulating cylinder, lower insulating cylinder and box, the top of box is equipped with the case lid, the side table wall cunning of box has inlayed the slide bar, the outside of slide bar is equipped with the spring to the slide bar is located the inside one end welding of box and has had the fixed plate, the upper end welding of fixed plate has the fixture block, the draw-in groove has been seted up to the interior table wall that is close to box one side of case lid, fixture block and draw-in groove joint.
As a further description of the above technical solution:
one end of the spring is fixedly connected with the inner surface wall of the box body, and the other end of the spring is fixedly connected with the fixing plate.
As a further description of the above technical solution:
the upper insulating cylinder and the lower insulating cylinder are connected through bolts, and the lower insulating cylinder is arranged at the top of the box cover.
As a further description of the above technical solution:
both sides of the top surface wall of the box cover, which are close to the front end face and the rear end face of the box body, are inclined planes with an included angle of 30 degrees with the horizontal plane.
As a further description of the above technical solution:
the box cover is characterized in that a driving device and a limiting rod are fixedly connected to the inclined surface of the top surface wall of the box cover, an output shaft of the driving device is in transmission connection with a threaded rod, and the threaded rod is in threaded connection with a cleaning brush.
As a further description of the above technical solution:
the limiting rods are two and are respectively located on two sides of the cleaning brush, and the two limiting rods are connected with the cleaning brush in a sliding mode.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, the interior table wall of case lid has set up the draw-in groove, and the side table wall of box has set up the slide bar, and the outside of slide bar has set up the spring, has set up the fixed plate on the slide bar, has set up the fixture block on the fixed plate, adopts the benefit of this design to lie in: when the case cover is installed, the clamping block is clamped with the clamping groove, after the circuit breaker breaks down and explodes, the impact force generated by explosion can push the fixing plate to move outwards, the clamping state of the clamping block and the clamping groove is kept all the time, and then the case cover can not be jacked up by the impact force, so that the explosion-proof performance of the case body of the circuit breaker is enhanced.
2. The utility model discloses in, the top both sides of case lid are the inclined plane, have set up drive arrangement on the inclined plane of case lid, and drive arrangement's output shaft has set up the threaded rod, has set up the cleaning brush on the threaded rod, and the both sides of cleaning brush have set up the gag lever post, adopt the benefit of this design to lie in: the rainwater falls down on the top of case lid can slide along the inclined plane on the case lid, and then has reduced the accumulation of rainwater, drives the threaded rod rotation through drive arrangement, makes the cleaning brush remove along the axial direction of threaded rod, and then gets rid of the snow on case lid surface through the cleaning brush to keep the clean of circuit breaker, slow down the ageing of box.
Drawings
Fig. 1 shows a schematic front view structure diagram of a box body provided according to an embodiment of the present invention;
fig. 2 shows a schematic view of the internal structure of the box body and the box cover provided by the embodiment of the invention;
fig. 3 shows a schematic top structure diagram of the box cover according to the embodiment of the present invention.
Illustration of the drawings:
1. an upper insulating cylinder; 2. a lower insulating cylinder; 3. a box body; 4. a box cover; 5. a slide bar; 6. a spring; 7. a fixing plate; 8. a clamping block; 9. a card slot; 10. a cleaning brush; 11. a drive device; 12. a threaded rod; 13. a limiting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an outdoor vacuum circuit breaker of explosion-proof anticorrosion, including last insulating cylinder 1, lower insulating cylinder 2 and box 3, the top of box 3 is equipped with case lid 4, the side table wall cunning of box 3 has inlayed slide bar 5, the outside of slide bar 5 is equipped with spring 6, and slide bar 5 is located the welding of the inside one end of box 3 has fixed plate 7, the welding of the upper end of fixed plate 7 has fixture block 8, the interior table wall that is close to box 3 one side of case lid 4 has seted up draw-in groove 9, fixture block 8 and draw-in groove 9 joint, during the installation, slide bar 5 makes case lid 4 place on box 3 to the inboard, loosen slide bar 5 again and make fixture block 8 and draw-in groove 9 joint, can detain case lid 4 through fixture block.
Specifically, as shown in fig. 2, one end of the spring 6 is fixedly connected with the inner surface wall of the box body 3, the other end of the spring 6 is fixedly connected with the fixing plate 7, and the clamping block 8 is always clamped with the clamping groove 9 under the elastic force action of the spring 6.
Specifically, as shown in fig. 1, the upper insulation cylinder 1 and the lower insulation cylinder 2 are connected by bolts, and the lower insulation cylinder 2 is disposed on the top of the box cover 4, so as to improve the stability of the insulation cylinder.
Specifically, as shown in fig. 2 and 3, both sides of the top surface wall of the box cover 4 close to the front and rear end faces of the box body 3 are inclined planes having an included angle of 30 degrees with the horizontal plane, and the inclined planes enable rainwater to slide down along the box cover 4, thereby preventing rainwater accumulation and accelerating aging corrosion of the box cover 4.
Specifically, as shown in fig. 3, fixedly connected with drive arrangement 11 and gag lever post 13 on the inclined plane of case lid 4 top surface wall, drive arrangement 11's output shaft transmission is connected with threaded rod 12, threaded rod 12 threaded connection has cleaning brush 10, gag lever post 13 is equipped with two, and two gag lever posts 13 are located the both sides of cleaning brush 10 respectively, and two gag lever posts 13 all with cleaning brush 10 sliding connection, drive arrangement 11 can drive threaded rod 12 rotatory, make cleaning brush 10 along the axial displacement of threaded rod 12, through gag lever post 13, improve the stability that cleaning brush 10 removed the messenger.
The working principle is as follows: when the breaker is in failure and explosion, impact force generated by explosion can be diffused to the periphery, the impact force can push the fixing plate 7 to tightly clamp the clamping groove 9, and the box cover 4 is difficult to be pushed open by the impact force, so that the explosion-proof effect is achieved; secondly, the rainwater that falls on the top of case lid 4 can flow down along the domatic on case lid 4, and the snow that falls on case lid 4 is through opening drive arrangement 11, and drive arrangement 11 drives threaded rod 12 rotatory, makes cleaning brush 10 along the axial displacement of threaded rod 12, can clear away the snow, can solve current outdoor vacuum circuit breaker and do not have explosion-proof mechanism and can not in time clear away the accumulational problem of sleet through foretell step.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an outdoor vacuum circuit breaker of explosion-proof anticorrosion, includes insulating cylinder (1), lower insulating cylinder (2) and box (3), its characterized in that, the top of box (3) is equipped with case lid (4), the slip of the side table wall of box (3) has inlayed slide bar (5), the outside of slide bar (5) is equipped with spring (6) to slide bar (5) are located the welding of the inside one end of box (3) and have fixed plate (7), the welding of the upper end of fixed plate (7) has fixture block (8), draw-in groove (9) have been seted up to the interior table wall that is close to box (3) one side of case lid (4), fixture block (8) and draw-in groove (9) joint.
2. An outdoor vacuum circuit breaker against explosion and corrosion according to claim 1, characterized in that one end of the spring (6) is fixedly connected with the inner surface wall of the box body (3), and the other end of the spring (6) is fixedly connected with the fixing plate (7).
3. An outdoor vacuum circuit breaker against explosion and corrosion according to claim 1, characterized in that the upper insulating cylinder (1) and the lower insulating cylinder (2) are connected by bolts, and the lower insulating cylinder (2) is arranged on top of the tank cover (4).
4. An outdoor vacuum circuit breaker with explosion and corrosion prevention according to claim 1, characterized in that both sides of the top surface wall of the box cover (4) near the front and back end surfaces of the box body (3) are inclined planes with an included angle of 30 degrees with the horizontal plane.
5. An outdoor vacuum circuit breaker with explosion and corrosion prevention according to claim 4, characterized in that a driving device (11) and a limiting rod (13) are fixedly connected to the inclined surface of the top surface wall of the tank cover (4), the output shaft of the driving device (11) is in transmission connection with a threaded rod (12), and the threaded rod (12) is in threaded connection with a cleaning brush (10).
6. An outdoor vacuum circuit breaker against explosion and corrosion according to claim 5, characterized in that there are two limiting rods (13), and two limiting rods (13) are respectively located at two sides of the cleaning brush (10), and both limiting rods (13) are slidably connected with the cleaning brush (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921847012.2U CN211016901U (en) | 2019-10-30 | 2019-10-30 | Explosion-proof and corrosion-proof outdoor vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921847012.2U CN211016901U (en) | 2019-10-30 | 2019-10-30 | Explosion-proof and corrosion-proof outdoor vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211016901U true CN211016901U (en) | 2020-07-14 |
Family
ID=71475247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921847012.2U Expired - Fee Related CN211016901U (en) | 2019-10-30 | 2019-10-30 | Explosion-proof and corrosion-proof outdoor vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211016901U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114203481A (en) * | 2022-02-16 | 2022-03-18 | 晟望电气有限公司 | Vacuum circuit breaker on post |
-
2019
- 2019-10-30 CN CN201921847012.2U patent/CN211016901U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114203481A (en) * | 2022-02-16 | 2022-03-18 | 晟望电气有限公司 | Vacuum circuit breaker on post |
| CN114203481B (en) * | 2022-02-16 | 2022-04-26 | 晟望电气有限公司 | Vacuum circuit breaker on post |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200714 |