CN203300508U - Voltage aging device of vacuum switch tube - Google Patents
Voltage aging device of vacuum switch tube Download PDFInfo
- Publication number
- CN203300508U CN203300508U CN2013202537835U CN201320253783U CN203300508U CN 203300508 U CN203300508 U CN 203300508U CN 2013202537835 U CN2013202537835 U CN 2013202537835U CN 201320253783 U CN201320253783 U CN 201320253783U CN 203300508 U CN203300508 U CN 203300508U
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- switch tube
- vacuum switch
- voltage
- supporting plate
- liquid
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Abstract
The utility model discloses a voltage aging device of a vacuum switch tube. The device comprises the vacuum switch tube (10) with a porcelain casing (3) and a dynamic tube core (9). The upper end of the vacuum switch tube (10) is connected with a high voltage lead (1). The lower end of the vacuum switch tube (10) is sequentially connected with a metal grounding supporting plate (7) and an insulating supporting rod (8) which supports the metal grounding supporting plate (7). The device further comprises a transparent container (2) and insulating liquid (6) which is located in the volume space of the transparent container (2). The top surface of the porcelain casing (3) of the vacuum switch tube (10) is located below the liquid surface of the insulating liquid (6). According to the utility model, the device has the advantages of simple structure and convenient use, overcomes the defects of short outer creepage distance, difficult aging and easy transformer tripping, which are caused by the use of a smooth porcelain casing structure, of the existing vacuum switch tube (10), and effectively solves the bottlenecks of poor aging quality and low production efficiency of the vacuum switch tube (10).
Description
Technical field
The utility model relates to the vacuum circuit-breaker vacuum switch tube, specifically a kind of vacuum switch tube voltage aging device.
Background technology
Voltage aging is one very important operation in the vacuum switch tube production process, its process characteristic is to add corresponding high voltage pulling open the vacuum switch tube dynamic/static contact two ends of necessarily opening distance, allow the certain electric field of formation between the dynamic/static contact contact-making surface, along with occurring uninterrupted discharge between the rising contact of voltage, burr and the oxide of contact surface can be effectively removed in point discharge, discharges the residual gas of contact inside.Vacuum switch tube after voltage aging can meet this product export industrial frequency withstand voltage requirement.
In prior art, when needs carry out when seasoned vacuum switch tube, the staff is placed directly in vacuum switch tube in air and directly vacuum switch tube is applied external voltage and carries out seasoned.
Use in vacuum switch tube voltage aging technique at existing vacuum circuit-breaker, because the inside and outside insulation difference of vacuum switch tube is large, the vacuum insulation intensity that is vacuum switch tube inside is high, the air insulation intensity of vacuum switch tube outside is low, thereby make in the voltage aging process, when voltage rises to high bit, thereby easily appearring in vacuum switch tube, external flashover cause experienced process to stop; Simultaneously, existing aging device and experienced process production efficiency thereof are low, and the cycle is long, and because of low seasoned easily puncture afterwards of experienced voltage, the industrial frequency withstand voltage difficulty adds, and has a strong impact on manufacturing schedule and product quality, therefore is necessary to improve.
Summary of the invention
The purpose of this utility model is to provide a kind of vacuum switch tube voltage aging device, to solve the problems of the technologies described above.
To achieve these goals, the technical solution of the utility model is: the voltage aging device of vacuum switch tube, comprise the vacuum switch tube with porcelain shell and moving tube core, the upper end of vacuum switch tube is connected with high-voltage connection, the lower end of vacuum switch tube is connected with metal ground connection supporting plate in turn and supports the insulating support rod of this metal ground connection supporting plate, it is characterized in that: the iknsulating liquid that also comprises transparent vessel and be positioned at the volume space of this transparent vessel, the end face of the porcelain shell of vacuum switch tube is positioned at the below of the liquid level of iknsulating liquid.
In technique scheme, the utility model is seasoned by vacuum switch tube is placed in dielectric, it is short because of the outer creepage distance that adopts light face porcelain shell structure to cause that it has overcome existing vacuum switch tube, be difficult for weakness seasoned and that transformer easily trips, efficiently solve the low bottleneck of the seasoned production efficiency of poor quality of vacuum switch tube.
Vacuum switch tube, metal ground connection supporting plate and insulating support rod all are positioned at iknsulating liquid inside.
The liquid level of described iknsulating liquid is between the end face of the end face of porcelain shell and moving tube core.In technique scheme, the liquid level of iknsulating liquid is placed in the consumption that can save iknsulating liquid between the end face of the end face of porcelain shell and moving tube core.
To sum up, the utility model is simple in structure, and is easy to use, and it is short because of the outer creepage distance that adopts light face porcelain shell structure to cause that it has overcome existing vacuum switch tube, be difficult for weakness seasoned and that transformer easily trips, efficiently solve the low bottleneck of the seasoned production efficiency of poor quality of vacuum switch tube.The original voltage aging process time was shortened to about 10 minutes by 2 hours, and production efficiency obviously improves, and for vacuum switch tube, produces in enormous quantities technique guarantee is provided.Seasoned ceiling voltage is brought up to 110kv by original 50kv, and is seasoned more thorough, effectively avoided the flashover and the punch-through that occur in the vacuum switch tube use.
Description of drawings
Fig. 1 is structural representation of the present utility model.
1-high-voltage connection in figure, the 2-transparent vessel, 3-porcelain shell, the 4-moving contact, the 5-fixed contact, the 6-iknsulating liquid, 7-metal ground connection supporting plate, the 8-insulating support rod, 9-moves tube core, the 10-vacuum switch tube.
Embodiment
Describe performance of the present utility model in detail below in conjunction with accompanying drawing, but they do not form to restriction of the present utility model, only for example.Make advantage of the present utility model become more clear and easily understand by explanation simultaneously.
Consult accompanying drawing as can be known: as shown in Figure 1, the voltage aging device of vacuum switch tube, comprise the vacuum switch tube 10 with porcelain shell 3 and moving tube core 9, the upper end of vacuum switch tube 10 is connected with high-voltage connection 1, the lower end of vacuum switch tube 10 is connected with metal ground connection supporting plate 7 in turn and supports the insulating support rod 8 of this metal ground connection supporting plate 7, it is characterized in that: the iknsulating liquid 6 that also comprises transparent vessel 2 and be positioned at the volume space of this transparent vessel 2, the end face of the porcelain shell 3 of vacuum switch tube 10 is positioned at the below of the liquid level of iknsulating liquid 6.
In practical work process, iknsulating liquid is prior art, and transparent vessel 2 can be for the polymethyl methacrylate container of insulation or other transparent class container, as long as it can make the staff reach the liquid level of iknsulating liquid 6 from outside.
In technique scheme, the utility model is seasoned by vacuum switch tube 10 is placed in dielectric 6, it is short because of the outer creepage distance that adopts light face porcelain shell structure to cause that it has overcome existing vacuum switch tube 10, be difficult for weakness seasoned and that transformer easily trips, efficiently solve the low bottleneck of the seasoned production efficiency of poor quality of vacuum switch tube 10.
Vacuum switch tube 10, metal ground connection supporting plate 7 and insulating supporting 8 bars all are positioned at iknsulating liquid 6 inside.In practical work process, vacuum switch tube 10 need to be insulated liquid and cover fully, but 8 of the insulating supportings of metal ground connection supporting plate 7 need not be insulated liquid fully, covers fully.
The liquid level of described iknsulating liquid 6 is between the end face of the end face of porcelain shell 3 and moving tube core 9.In technique scheme.The liquid level of iknsulating liquid 6 is placed in the consumption that can save iknsulating liquid 6 between the end face of the end face of porcelain shell 3 and moving tube core 9.
In practical work process, as shown in Figure 1, the utility model includes the high-voltage connection (1) of by step-up side, being drawn and with the vacuum switch tube moved end, being connected, insulation polymethyl methacrylate container (2), pull open moving contact (4) and the fixed contact (5) of 9 ± 1mm distance, grounded metal supporting plate (7) is housed in polymethyl methacrylate glass, just putting the TD3142TA1 switching tube on the metal supporting plate, the high dielectric of DSL-3.2 (6) is filled with in the polymethyl methacrylate container, until just flood vacuum switch tube ceramic cartridge (3) upper end.
In practical work process, processing step of the present utility model is:
1. with special fixture, the lever of vacuum switch tube 10 is upwards extracted 9 ± 1mm, guarantee that every group of dynamic/static contact of this cast opened distance consistent, then press the pipe order and vacuum switch tube 10 evenly is placed in the polymethyl methacrylate container of filling with dielectric, till iknsulating liquid is filled into and just covers porcelain shell upper end.
2. the high-voltage connection of step-up side effectively is connected with the vacuum switch tube moved end, the technological specification of setting according to vacuum switch tube of the prior art carries out seasoned, and will wherein generate heat, and inner rubescent and defective pipe that electric current is large is chosen.
Other unspecified part all belongs to prior art.
Claims (3)
1. the voltage aging device of vacuum switch tube, comprise the vacuum switch tube (10) with porcelain shell (3) and moving tube core (9), the upper end of vacuum switch tube (10) is connected with high-voltage connection (1), the lower end of vacuum switch tube (10) is connected with metal ground connection supporting plate (7) in turn and supports the insulating support rod (8) of this metal ground connection supporting plate (7), it is characterized in that: the iknsulating liquid (6) that also comprises transparent vessel (2) and be positioned at the volume space of this transparent vessel (2), the end face of the porcelain shell (3) of vacuum switch tube (10) is positioned at the below of the liquid level of iknsulating liquid (6).
2. the voltage aging device of vacuum switch tube according to claim 1, it is characterized in that: vacuum switch tube (10), metal ground connection supporting plate (7) and insulating support rod (8) all are positioned at iknsulating liquid (6) inside.
3. the voltage aging device of vacuum switch tube according to claim 1 is characterized in that: the liquid level of described iknsulating liquid (6) is positioned between the end face of the end face of porcelain shell (3) and moving tube core (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202537835U CN203300508U (en) | 2013-05-10 | 2013-05-10 | Voltage aging device of vacuum switch tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202537835U CN203300508U (en) | 2013-05-10 | 2013-05-10 | Voltage aging device of vacuum switch tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203300508U true CN203300508U (en) | 2013-11-20 |
Family
ID=49576503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202537835U Expired - Fee Related CN203300508U (en) | 2013-05-10 | 2013-05-10 | Voltage aging device of vacuum switch tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203300508U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104538223A (en) * | 2015-01-04 | 2015-04-22 | 沈阳华德海泰电子有限公司 | Self-cleaning vacuum switch tube high-pressure aging system |
| CN104576125A (en) * | 2014-12-29 | 2015-04-29 | 沈阳华德海泰电子有限公司 | Vacuum-insulated high-voltage aging device of vacuum arc-extinguishing chamber |
| CN104576123A (en) * | 2014-12-12 | 2015-04-29 | 天津平高智能电气有限公司 | Load shifting device and vacuum arc-extinguishing chamber aging device using load shifting device |
| CN105609346A (en) * | 2016-02-19 | 2016-05-25 | 天津平高智能电气有限公司 | Vacuum arc-extinguishing chamber burn-in apparatus and external insulating protective tooling |
| CN105679577A (en) * | 2016-03-08 | 2016-06-15 | 天津平高智能电气有限公司 | Aging device of vacuum arc-extinguishing chamber |
| CN105890889A (en) * | 2016-04-16 | 2016-08-24 | 合肥博雷电气有限公司 | Vacuum tube testing burn-in bench |
| CN110824202A (en) * | 2019-11-08 | 2020-02-21 | 许继集团有限公司 | Withstand voltage detection device of vacuum circuit breaker |
-
2013
- 2013-05-10 CN CN2013202537835U patent/CN203300508U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104576123A (en) * | 2014-12-12 | 2015-04-29 | 天津平高智能电气有限公司 | Load shifting device and vacuum arc-extinguishing chamber aging device using load shifting device |
| CN104576125A (en) * | 2014-12-29 | 2015-04-29 | 沈阳华德海泰电子有限公司 | Vacuum-insulated high-voltage aging device of vacuum arc-extinguishing chamber |
| CN104538223A (en) * | 2015-01-04 | 2015-04-22 | 沈阳华德海泰电子有限公司 | Self-cleaning vacuum switch tube high-pressure aging system |
| CN105609346A (en) * | 2016-02-19 | 2016-05-25 | 天津平高智能电气有限公司 | Vacuum arc-extinguishing chamber burn-in apparatus and external insulating protective tooling |
| CN105679577A (en) * | 2016-03-08 | 2016-06-15 | 天津平高智能电气有限公司 | Aging device of vacuum arc-extinguishing chamber |
| CN105679577B (en) * | 2016-03-08 | 2018-04-20 | 天津平高智能电气有限公司 | A kind of vacuum interrupter ageing device |
| CN105890889A (en) * | 2016-04-16 | 2016-08-24 | 合肥博雷电气有限公司 | Vacuum tube testing burn-in bench |
| CN110824202A (en) * | 2019-11-08 | 2020-02-21 | 许继集团有限公司 | Withstand voltage detection device of vacuum circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131120 Termination date: 20200510 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |