CN203774163U - Indoor high voltage vacuum breaker - Google Patents
Indoor high voltage vacuum breaker Download PDFInfo
- Publication number
- CN203774163U CN203774163U CN201420201020.0U CN201420201020U CN203774163U CN 203774163 U CN203774163 U CN 203774163U CN 201420201020 U CN201420201020 U CN 201420201020U CN 203774163 U CN203774163 U CN 203774163U
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- CN
- China
- Prior art keywords
- vacuum interrupter
- vacuum
- insulation
- extinguish chamber
- arc extinguish
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The utility model belongs to the basic electrical element field, specifically relates to improvement of a vacuum switch structure and provides an indoor high voltage vacuum breaker which has characteristics of good insulation performance and long service life. The indoor high voltage vacuum breaker comprises an insulation cylinder, a vacuum arc extinguish chamber, a soft connection member, an insulation pull rod and an operation mechanism. The indoor high voltage vacuum breaker is characterized in that the vacuum arc extinguish chamber is arranged in the insulation cylinder, the insulation cylinder is an epoxy resin insulation cylinder, an upper guide rod is connected with an upper end of the vacuum arc extinguish chamber, a lower portion of the vacuum arc extinguish chamber is provided with the insulation pull rod, the soft connection member is arranged between the vacuum arc extinguish chamber and the insulation pull rod, one end of the soft connection member is further connected with a lower guide rod, a side face of the vacuum arc extinguish chamber is provided with a box body of which height is greater than the vacuum arc extinguish chamber, the operation mechanism connected with the insulation pull rod is arranged in the box body, connection portions of upper/lower ends of the vacuum arc extinguish chamber are respectively connected with the box body through insulators, and an insulation board is arranged between the insulators and the box body.
Description
Technical field
The utility model belongs to essential electronic element field, relates to specifically a kind of improvement of vacuum switch structure.
Background technology
High-pressure vacuum breaker is very important control protection equipment in electric power system, as protection and the control unit of grid equipment, industrial and mining enterprises' power-equipment.Be applicable to the frequent operation under rated operational current, or repeatedly cut-off the place of short circuit current.Common high-pressure vacuum breaker has by vacuum interrupter, is flexible coupling, busbar, conducting rod form the galvanic circle that galvanic circle forms, and deciliter action of galvanic circle realizes by insulated tension pole and operating mechanism.
High-pressure vacuum breaker is in the different area of height above sea level, and the requirement of its insulation distance is over the ground not identical yet, and the higher insulation distance over the ground of height above sea level also should be larger.
In addition, the creepage distance of high-pressure vacuum breaker is also an important parameter, and the damage of high-pressure vacuum breaker not easily appears in creepage distance.
Summary of the invention
The utility model is exactly for the problems referred to above, and a kind of indoor high-voltage vacuum circuit breaker of a kind of good insulation preformance and long service life is provided, and has not only improved insulating cylinder surface anti-pollution ability, and has improved electric insulation property and the conformability of circuit breaker.
For realizing above-mentioned purpose of the present utility model, the utility model adopts following technical scheme, the utility model comprises insulating cylinder, vacuum interrupter, flexible link, conductive clip, top guide bar, lower guide rod, insulated tension pole, operating mechanism, it is characterized in that: vacuum interrupter is arranged in insulating cylinder, the two ends up and down of vacuum interrupter are provided with connecting portion, insulating cylinder is arranged on vacuum extinction outdoor, between the connecting portion at the upper and lower two ends of vacuum interrupter, described insulating cylinder is epoxy resins insulation cylinder, top guide bar and lower guide rod are separately positioned on the both sides up and down of insulating cylinder, top guide bar is connected with vacuum interrupter upper end, the bottom of vacuum interrupter is provided with insulated tension pole, and flexible link is arranged between vacuum interrupter and insulated tension pole, and the lower end of vacuum interrupter is connected with described flexible link by conductive clip, and one end of flexible link is also connected with lower guide rod, the side of vacuum interrupter is provided with the casing that is highly greater than vacuum interrupter, the operating mechanism being connected with insulated tension pole is arranged in described casing, the connecting portion at the two ends up and down of vacuum interrupter is all connected with casing by insulator, between insulator and casing, is provided with insulation board.
Further, between insulating cylinder and vacuum interrupter, be provided with layer of silica gel.
The beneficial effects of the utility model:
Insulating cylinder described in the utility model is epoxy resins insulation cylinder, has reduced the impact that circuit breaker is subject to external environment, has not only improved insulating cylinder surface anti-pollution ability, and has improved electric insulation property and the conformability of circuit breaker.The utility model is provided with insulation board between insulator and casing, has increased insulation slight, has improved product quality, and increased the useful life of vacuum circuit-breaker.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, further set forth the utility model.In the following detailed description, only by the mode of explanation, some one exemplary embodiment of the present utility model has been described.Undoubtedly, those of ordinary skill in the art can recognize, in the situation that not departing from spirit and scope of the present utility model, can to described embodiment, revise by various mode.Therefore, accompanying drawing is illustrative with being described in essence, rather than for limiting the protection range of claim.
Fig. 1 is structural representation of the present utility model.
In figure, 1 is that insulation board, 2 is that operating mechanism, 3 is that insulated tension pole, 4 is that flexible link, 5 is that lower guide rod, 6 is that conductive clip, 7 is that vacuum interrupter, 8 is that layer of silica gel, 9 is that top guide bar, 10 is that insulating cylinder, 11 is insulator.
Embodiment
As shown in Figure 1, the utility model comprises vacuum interrupter 7, flexible link 4, top guide bar 9, lower guide rod 5, insulating cylinder 10, conductive clip 6, insulated tension pole 3, operating mechanism 2, it is characterized in that: vacuum interrupter 7 is arranged in insulating cylinder 10, the two ends up and down of vacuum interrupter 7 are provided with connecting portion, insulating cylinder 10 is arranged between the connecting portion at vacuum interrupter 7 outsides, vacuum interrupter two ends Shang Xia 7, between insulating cylinder 10 and vacuum interrupter 7, is provided with layer of silica gel 8; Described insulating cylinder 10 is epoxy resins insulation cylinder, and top guide bar 9 and lower guide rod 5 are separately positioned on the both sides up and down of insulating cylinder 10, and top guide bar 9 is connected with vacuum interrupter 7 upper ends; The bottom of vacuum interrupter 7 is provided with insulated tension pole 3, and flexible link 4 is arranged between vacuum interrupter 7 and insulated tension pole 3, and the lower end of vacuum interrupter 7 is connected with described flexible link 4 by conductive clip 6, and one end of flexible link 4 is also connected with lower guide rod 5; The side of vacuum interrupter 7 is provided with the casing that is highly greater than vacuum interrupter 7, the operating mechanism 2 being connected with insulated tension pole 6 is arranged in described casing, the connecting portion at the two ends up and down of vacuum interrupter 7 is all connected with casing by insulator 11, is provided with insulation board 1 between insulator 11 and casing.
Above content is the further description of the utility model being done in conjunction with concrete preferred implementation; can not assert that concrete enforcement of the present utility model is confined to these explanations; for the utility model person of an ordinary skill in the technical field; without departing from the concept of the premise utility; can also make some simple deduction or replace, all should be considered as belonging to the definite protection range of claims that the utility model is submitted to.
Claims (2)
1. indoor high-voltage vacuum circuit breaker, comprise vacuum interrupter (7), flexible link (4), top guide bar (9), lower guide rod (5), insulating cylinder (10), conductive clip (6), insulated tension pole (3), operating mechanism (2), it is characterized in that: vacuum interrupter (7) is arranged in insulating cylinder (10), the two ends up and down of vacuum interrupter (7) are provided with connecting portion, insulating cylinder (10) is arranged between the connecting portion at vacuum interrupter (7) outside, the upper and lower two ends of vacuum interrupter (7); Described insulating cylinder (10) is epoxy resins insulation cylinder, and top guide bar (9) and lower guide rod (5) are separately positioned on the both sides up and down of insulating cylinder (10), and top guide bar (9) is connected with vacuum interrupter (7) upper end; The bottom of vacuum interrupter (7) is provided with insulated tension pole (3), flexible link (4) is arranged between vacuum interrupter (7) and insulated tension pole (3), the lower end of vacuum interrupter (7) is connected with described flexible link (4) by conductive clip (6), and one end of flexible link (4) is also connected with lower guide rod (5); The side of vacuum interrupter (7) is provided with the casing that is highly greater than vacuum interrupter (7), the operating mechanism (2) being connected with insulated tension pole (6) is arranged in described casing, the connecting portion at the two ends up and down of vacuum interrupter (7) is all connected with casing by insulator (11), is provided with insulation board (1) between insulator (11) and casing.
2. indoor high-voltage vacuum circuit breaker according to claim 1, is characterized in that: between insulating cylinder (10) and vacuum interrupter (7), be provided with layer of silica gel (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420201020.0U CN203774163U (en) | 2014-04-17 | 2014-04-17 | Indoor high voltage vacuum breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420201020.0U CN203774163U (en) | 2014-04-17 | 2014-04-17 | Indoor high voltage vacuum breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203774163U true CN203774163U (en) | 2014-08-13 |
Family
ID=51291321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420201020.0U Expired - Fee Related CN203774163U (en) | 2014-04-17 | 2014-04-17 | Indoor high voltage vacuum breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203774163U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105304399A (en) * | 2015-12-02 | 2016-02-03 | 何亮 | Integrated miniature high voltage vacuum circuit breaker |
-
2014
- 2014-04-17 CN CN201420201020.0U patent/CN203774163U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105304399A (en) * | 2015-12-02 | 2016-02-03 | 何亮 | Integrated miniature high voltage vacuum circuit breaker |
| CN105304399B (en) * | 2015-12-02 | 2019-11-08 | 何亮 | A kind of integrated small high-pressure vacuum 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: 20140813 Termination date: 20170417 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |