CN215008054U - High-voltage vacuum circuit breaker - Google Patents
High-voltage vacuum circuit breaker Download PDFInfo
- Publication number
- CN215008054U CN215008054U CN202121447909.3U CN202121447909U CN215008054U CN 215008054 U CN215008054 U CN 215008054U CN 202121447909 U CN202121447909 U CN 202121447909U CN 215008054 U CN215008054 U CN 215008054U
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- Prior art keywords
- welded fastening
- cylinder
- oil
- sliding
- vacuum
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- 230000003068 static effect Effects 0.000 claims abstract description 31
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910052802 copper Inorganic materials 0.000 claims abstract description 17
- 239000010949 copper Substances 0.000 claims abstract description 17
- 210000003437 trachea Anatomy 0.000 claims abstract description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract 4
- 241001330002 Bambuseae Species 0.000 claims abstract 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract 4
- 239000011425 bamboo Substances 0.000 claims abstract 4
- 238000003466 welding Methods 0.000 claims 1
- 239000007921 spray Substances 0.000 description 5
- 238000010891 electric arc Methods 0.000 description 3
- 230000008033 biological extinction Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The utility model relates to a vacuum circuit breaker technical field just discloses a high-pressure vacuum circuit breaker, including the urceolus, the vacuum interrupter has been seted up to the inside of urceolus, equal welded fastening in both ends has the copper pipe about the urceolus, vacuum interrupter's left side wall welded fastening has the vacuum air intake machine, the output welded fastening on vacuum air intake machine right side has the trachea, tracheal right-hand member welded fastening has the static contact, vacuum interrupter's inner wall right side welded fastening has a section of thick bamboo surely, the inside sliding connection who decides a section of thick bamboo has a slide cartridge, the left end welded fastening of slide cartridge has the moving contact, the equal welded fastening of one end that the copper pipe was kept away from to static contact and moving contact has the electro-magnet, the inside of slide cartridge is provided with protection device. This high pressure vacuum circuit breaker can be connected the urceolus with the wire through the copper pipe of left and right sides to can carry out failure protection to vacuum circuit breaker through protection device, thereby improve the security of circuit breaker.
Description
Technical Field
The utility model relates to a vacuum circuit breaker technical field specifically is a high-pressure vacuum circuit breaker.
Background
Vacuum circuit breaker is famous because of its arc extinguishing medium and the insulating medium in contact clearance after the arc extinction all are the high vacuum, it has small, light in weight, be applicable to frequent operation, the arc extinction need not overhaul the advantage, use comparatively popularizedly in the distribution network, all be provided with vacuum interrupter in the vacuum circuit breaker, the inside complete vacuum that must guarantee of vacuum interrupter, when the vacuum interrupter is damaged or when leaking gas after using for a long time, transformer oil is difficult gasification this moment, and general vacuum circuit breaker all is inclosed, and then can make vacuum circuit breaker can become invalid.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a high-pressure vacuum circuit breaker has solved the inconvenient problem of using for a long time of high-pressure vacuum circuit breaker.
(II) technical scheme
For the purpose of realizing above-mentioned high-pressure vacuum circuit breaker be convenient for permanent use, the utility model provides a following technical scheme: the utility model provides a high-pressure vacuum circuit breaker, includes the urceolus, the vacuum interrupter has been seted up to the inside of urceolus, both ends all welded fastening has the copper pipe about the urceolus, vacuum interrupter's left side wall welded fastening has the vacuum to advance the mechanism of qi, the output welded fastening on vacuum advance the mechanism of qi right side has the trachea, tracheal right-hand member welded fastening has the static contact, vacuum interrupter's inner wall right side welded fastening has the fixed cylinder, the inside sliding connection who decides the cylinder has a slide cartridge, the left end welded fastening of slide cartridge has the moving contact, the equal welded fastening of one end that copper pipe was kept away from to static contact and moving contact has the electro-magnet, the inside of slide cartridge is provided with protection device.
Preferably, the protection device comprises an inner groove, an inner sliding plate, a one-way valve, an outer sliding plate, a spring, an oil cylinder, an oil inlet pipe, an air outlet hole and an oil pressing plug, wherein the inner groove is formed in the outer surface of the sliding cylinder, the inner sliding plate and the outer sliding plate are respectively connected to the inner side and the outer side of the sliding cylinder in a sliding mode, the one-way valve is welded and fixed to the inner wall of the inner sliding plate, the spring is movably sleeved on the outer surface of the sliding cylinder, the oil cylinder is welded and fixed to the right side of the outer surface of the outer cylinder, the oil inlet pipe and the air outlet pipe are respectively welded and fixed to the upper side and the lower side of the outer surface of the fixed cylinder, the air outlet hole is formed in the outer side of the end face of the fixed contact, the oil pressing plug is welded and fixed to the middle portion of the end face of the movable contact, the cover breaker can work through connection of a copper pipe and a lead, when the movable contact is separated, at the oil is separated, the oil cylinder can convey oil to the oil pressing plug through the oil inlet pipe and the built-in the oil pressing plug, and then the oil pressing plug can spray oil to the vacuum arc-extinguishing chamber between the static contact and the moving contact, and simultaneously the vacuum air inlet machine can spray air through the air outlet through the air pipe, so that the pressure intensity of the vacuum arc-extinguishing chamber between the static contact and the moving contact is increased, the moving contact is further pushed to drive the sliding barrel to move towards the right side and compress the spring, the spring can enable the inner sliding plate to drive the one-way valve to move and open through the outer sliding plate, and further oil and gas in the vacuum arc-extinguishing chamber between the static contact and the moving contact can be exhausted through the air outlet pipe after being gasified, therefore, gas can be injected into the vacuum arc-extinguishing chamber when the switch is switched off, and the high-voltage vacuum circuit breaker is prevented from losing efficacy due to air leakage after being used for a long time.
Preferably, the oil inlet pipe is communicated with the oil cylinder, so that the oil inlet pipe can spray oil in the oil cylinder through the oil pressing plug.
Preferably, the air outlet pipe penetrates through the outer cylinder, so that oil in the vacuum arc-extinguishing chamber between the static contact and the moving contact and the discharged oil are gasified conveniently.
Preferably, two ends of the spring are respectively welded and fixed with the fixed cylinder and the moving contact, so that the spring can be compressed conveniently and can drive the one-way valve to move through the inner sliding plate and the outer sliding plate during opening, and the sliding cylinder can be driven through the spring during closing.
Preferably, the sliding cylinder is connected with the copper pipe on the left side in a sliding manner, so that the sliding cylinder drives the moving contact to slide towards the right side in the vacuum arc-extinguishing chamber, the moving contact moves towards the left side, and the static contact and the moving contact can be rapidly contacted through the electromagnets on the two sides, so that rapid switching-on is facilitated.
Compared with the prior art, the utility model provides a high-pressure vacuum circuit breaker possesses following beneficial effect:
1. the high-voltage vacuum circuit breaker can make the cover breaker work by connecting the copper pipe with the lead, and when the brake is opened, an electric arc is generated between the static contact and the moving contact, at the moment, the oil cylinder can convey oil to the oil pressing plug by the oil inlet pipe and the built-in connecting pipe, the oil plug can inject oil to the vacuum arc extinguish chamber between the static contact and the moving contact, and the vacuum air inlet machine can inject air from the air outlet through the air pipe, thereby increasing the pressure intensity of the vacuum arc extinguish chamber between the static contact and the moving contact and further pushing the moving contact to the right side to drive the sliding cylinder to move and compress the spring, the spring can drive the one-way valve to move and open through the outer sliding plate, so that oil and gas in the vacuum arc-extinguishing chamber between the static contact and the moving contact can be exhausted through the gas outlet pipe after being gasified, therefore, when the switch is opened, gas can be injected into the vacuum arc extinguish chamber, and the high-voltage vacuum circuit breaker is prevented from losing efficacy due to gas leakage after being used for a long time.
2. According to the high-voltage vacuum circuit breaker, the sliding barrel is connected with the copper pipe on the left side in a sliding mode, the sliding barrel can drive the moving contact to move towards the left side in the vacuum arc extinguish chamber towards the sliding moving contact on the right side, the static contact can be rapidly contacted with the moving contact through the electromagnets on the two sides, and therefore rapid switching-on is facilitated.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the structure static contact of the present invention;
fig. 3 is the schematic view of the structure outlet pipe of the utility model.
Wherein: 1. an outer cylinder; 2. a vacuum arc-extinguishing chamber; 3. a copper pipe; 4. a vacuum air inlet machine; 5. an air tube; 6. static contact; 7. fixing the cylinder; 8. a slide cylinder; 9. a moving contact; 10. an electromagnet; 11. an inner tank; 12. an inner slide plate; 13. a one-way valve; 14. an outer slide plate; 15. a spring; 16. an oil cylinder; 17. an oil inlet pipe; 18. an air outlet pipe; 19. an air outlet; 20. and pressing the oil plug.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a high voltage vacuum circuit breaker, including an outer barrel 1, a vacuum arc extinguish chamber 2 is disposed inside the outer barrel 1, copper pipes 3 are welded and fixed to both left and right ends of the outer barrel 1, a vacuum gas inlet 4 is welded and fixed to a left sidewall of the vacuum arc extinguish chamber 2, a gas pipe 5 is welded and fixed to an output end of a right side of the vacuum gas inlet 4, a static contact 6 is welded and fixed to a right end of the gas pipe 5, a fixed barrel 7 is welded and fixed to a right side of an inner wall of the vacuum arc extinguish chamber 2, a sliding barrel 8 is slidably connected to an inside of the fixed barrel 7, a moving contact 9 is welded and fixed to a left end of the sliding barrel 8, an electromagnet 10 is welded and fixed to ends of the static contact 6 and the moving contact 9, an inner groove is disposed inside the sliding barrel 8, the protecting device includes an inner groove 11, an inner slide plate 12, a check valve 13, an outer slide plate 14, a spring 15, an oil cylinder 16, an oil inlet pipe 17, An air outlet pipe 18, an air outlet hole 19 and an oil pressing plug 20, wherein an inner groove 11 is arranged on the outer surface of a sliding barrel 8, an inner sliding plate 12 and an outer sliding plate 14 are respectively connected on the inner side and the outer side surface of the sliding barrel 8 in a sliding manner, a one-way valve 13 is fixedly welded on the inner wall of the inner sliding plate 12, a spring 15 is movably sleeved on the outer surface of the sliding barrel 8, an oil barrel 16 is fixedly welded on the right side of the outer surface of an outer barrel 1, an oil inlet pipe 17 and an air outlet pipe 18 are respectively fixedly welded on the upper side and the lower side of the outer surface of a fixed barrel 7, the air outlet hole 19 is arranged on the outer side of the end surface of a static contact 6, the oil pressing plug 20 is fixedly welded on the middle part of the end surface of a movable contact 9, a cover breaker can work by connecting a copper pipe 3 and a lead, an electric arc is generated between the static contact 6 and the movable contact 9 when the brake is separated, at the time, the oil barrel 16 can convey oil to the oil pressing plug 20 to a vacuum arc extinguishing chamber 2 between the static contact 6 and the movable contact 9 through the built-in a connecting pipe 17, meanwhile, the vacuum gas inlet machine 4 can inject gas from the gas outlet 19 through the gas pipe 5, so that the pressure of the vacuum arc-extinguishing chamber 2 between the static contact 6 and the moving contact 9 is increased, the moving contact 9 is further pushed to the right side to drive the sliding barrel 8 to move and compress the spring 15, the spring 15 can drive the one-way valve 13 to move and open through the outer sliding plate 14, so that oil and gas in the vacuum arc-extinguishing chamber 2 between the static contact 6 and the moving contact 9 can be exhausted from the gas outlet pipe 18 after being gasified, gas can be injected into the vacuum arc-extinguishing chamber 2 when the switch is switched off, the high-voltage vacuum circuit breaker is prevented from losing efficacy due to gas leakage after being used for a long time, the oil inlet pipe 17 is communicated with the oil barrel 16, the oil in the oil barrel 16 can be conveniently sprayed through the oil plug 20 by the oil inlet pipe 17, the gas outlet pipe 18 penetrates through the outer barrel 1, and the oil and the moving contact 2 between the static contact 6 and the moving contact 9 can be exhausted and gasified, the two ends of the spring 15 are respectively welded and fixed with the fixed cylinder 7 and the movable contact 9, during opening, the spring 15 can be conveniently compressed and can drive the one-way valve 13 to move through the inner sliding plate 12 and the outer sliding plate 14, during closing, the spring 15 can drive the sliding cylinder 8, the sliding cylinder 8 is slidably connected with the left copper pipe 3, the sliding cylinder can conveniently drive the movable contact 9 to move towards the left side in the vacuum arc extinguish chamber 2 towards the right sliding movable contact 9, and the static contact 6 can be rapidly contacted with the movable contact 9 through the electromagnets 10 on the two sides, so that rapid closing is facilitated.
When in use, the cover breaker can work by connecting the copper pipe 3 with a lead, and when the brake is separated, electric arc is generated between the static contact 6 and the moving contact 9, at the moment, the oil cylinder 16 can convey oil to the oil pressing plug 20 through the oil inlet pipe 17 and the built-in connecting pipe, further, the oil pressing plug 20 can spray oil to the vacuum arc-extinguishing chamber 2 between the static contact 6 and the moving contact 9, meanwhile, the vacuum air inlet machine 4 can spray air through the air outlet hole 19 through the air pipe 5, further, the pressure intensity of the vacuum arc-extinguishing chamber 2 between the static contact 6 and the moving contact 9 is increased, the moving contact 9 is further pushed to the right side to drive the sliding cylinder 8 to move and compress the spring 15, further, the spring 15 can drive the inner sliding plate 12 to drive the one-way valve 13 to move and open through the outer sliding plate 14, further, the oil and the gas in the vacuum arc-extinguishing chamber 2 between the static contact 6 and the moving contact 9 can be exhausted through the air outlet pipe 18 after being gasified, so that the gas can be injected into the vacuum arc-extinguishing chamber 2 when the brake is separated, the high-voltage vacuum circuit breaker is prevented from losing efficacy due to air leakage after long-term use.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A high-voltage vacuum circuit breaker, comprising an outer cylinder (1), characterized in that: vacuum interrupter (2) have been seted up to the inside of urceolus (1), both ends all welded fastening has copper pipe (3) about urceolus (1), the left side wall welded fastening of vacuum interrupter (2) has vacuum to advance mechanism of qi (4), the output welded fastening on vacuum inlet mechanism of qi (4) right side has trachea (5), the right-hand member welded fastening of trachea (5) has static contact (6), the inner wall right side welded fastening of vacuum interrupter (2) has decides section of thick bamboo (7), the inside sliding connection of deciding section of thick bamboo (7) has slide cartridge (8), the left end welded fastening of slide cartridge (8) has moving contact (9), the equal welded fastening of one end that copper pipe (3) were kept away from to static contact (6) and moving contact (9) has electro-magnet (10), the inside of slide cartridge (8) is provided with protection device.
2. A high-voltage vacuum interrupter as claimed in claim 1, characterized in that: the protection device comprises an inner groove (11), an inner sliding plate (12), a check valve (13), an outer sliding plate (14), a spring (15), an oil cylinder (16), an oil inlet pipe (17), an air outlet pipe (18), an air outlet hole (19) and an oil pressing plug (20), wherein the inner groove (11) is formed in the outer surface of the sliding cylinder (8), the inner sliding plate (12) and the outer sliding plate (14) are respectively connected to the inner side and the outer side surface of the sliding cylinder (8) in a sliding mode, the check valve (13) is fixedly welded on the inner wall of the inner sliding plate (12), the spring (15) is movably sleeved on the outer surface of the sliding cylinder (8), the oil cylinder (16) is fixedly welded on the right side of the outer surface of the outer cylinder (1), the oil inlet pipe (17) and the air outlet pipe (18) are respectively fixedly welded on the upper side and the lower side of the outer surface of the fixed cylinder (7), and the air outlet hole (19) is formed in the outer side of the end face of the fixed contact (6), the oil pressing plug (20) is fixed in the middle of the end face of the movable contact (9) in a welding mode.
3. A high-voltage vacuum interrupter as claimed in claim 2, characterized in that: the oil inlet pipe (17) is communicated with the oil cylinder (16).
4. A high-voltage vacuum interrupter as claimed in claim 2, characterized in that: the air outlet pipe (18) penetrates through the outer cylinder (1).
5. A high-voltage vacuum interrupter as claimed in claim 2, characterized in that: and two ends of the spring (15) are respectively welded and fixed with the fixed cylinder (7) and the movable contact (9).
6. A high-voltage vacuum interrupter as claimed in claim 1, characterized in that: the sliding barrel (8) is connected with the copper pipe (3) on the left side in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121447909.3U CN215008054U (en) | 2021-06-28 | 2021-06-28 | High-voltage vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121447909.3U CN215008054U (en) | 2021-06-28 | 2021-06-28 | High-voltage vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215008054U true CN215008054U (en) | 2021-12-03 |
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ID=79104496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121447909.3U Active CN215008054U (en) | 2021-06-28 | 2021-06-28 | High-voltage vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215008054U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117133587A (en) * | 2023-10-27 | 2023-11-28 | 河南溪亭电力设备有限公司 | Circuit breaker |
-
2021
- 2021-06-28 CN CN202121447909.3U patent/CN215008054U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117133587A (en) * | 2023-10-27 | 2023-11-28 | 河南溪亭电力设备有限公司 | Circuit breaker |
| CN117133587B (en) * | 2023-10-27 | 2024-01-26 | 河南溪亭电力设备有限公司 | Circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240606 Address after: Room 603, Unit 2, Building 4, No. 296 Cuixiang Road, Xiangzhou District, Zhuhai City, Guangdong Province, 519000 Patentee after: Zeng Xunhui Country or region after: China Address before: 461000 No. 6, north of the Sixth Industrial Zone, the middle section of Chuangye Road, Xiangcheng County, Xuchang City, Henan Province Patentee before: Xuchang intelligent power appliance Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240618 Address after: 519000 First and Second Floors of Yingyuan Storage and Transportation Center, 600 Huawei Road, Zhuhai City, Guangdong Province Patentee after: ZHUHAI YINGYUAN ELECTRIC Co.,Ltd. Country or region after: China Address before: Room 603, Unit 2, Building 4, No. 296 Cuixiang Road, Xiangzhou District, Zhuhai City, Guangdong Province, 519000 Patentee before: Zeng Xunhui Country or region before: China |
|
| TR01 | Transfer of patent right |