CN204360954U - Transformer body wiring flame proection - Google Patents
Transformer body wiring flame proection Download PDFInfo
- Publication number
- CN204360954U CN204360954U CN201520027506.1U CN201520027506U CN204360954U CN 204360954 U CN204360954 U CN 204360954U CN 201520027506 U CN201520027506 U CN 201520027506U CN 204360954 U CN204360954 U CN 204360954U
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- China
- Prior art keywords
- insulating sleeve
- explosion
- tension pole
- insulated tension
- wire end
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- Expired - Fee Related
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Abstract
The utility model relates to a kind of transformer body wiring flame proection, its technical scheme is: isolating switch is fixed in the inside of mechanism case, explosion-proof support is fixed on the top of mechanism case, the inside of explosion-proof support is provided with insulating sleeve and lower insulating sleeve, upper insulating sleeve and lower insulating sleeve pass through Flange joint, explosion-proof support is provided with outlet terminal and lower wire end, upper outlet terminal is connected isolating switch with lower wire end by conductive clip, lower wire end sub-connection current transformer, the inside of upper insulating sleeve forms vacuum interrupter; The beneficial effects of the utility model are: the labor safety that ensure that staff, ensure the normal work of transformer, provide normal supply of electric power.
Description
Technical field
The utility model relates to a kind of electrical protection apparatus, particularly a kind of transformer body wiring flame proection.
Background technology
Power transformer is one of most important equipment in power plant and transformer station, in modern society, is that the fields such as industry, agricultural, communications and transportation, national defence, culture, education and public health, finance, business, tourist service and people's lives all be unable to do without electricity.In electric generation, conveying, use, distribution is an extremely important link.Distribution system comprises transformer and various high and low voltage electrical equipment equipment, and low-voltage circuit breaker is then the electrical equipment that a kind of use has a large capacity and a wide range., affect the normal work of transformer, impact is powered normally.Circuit breaker is generally made up of contact system, arc quenching system, operating mechanism, release, shell etc.; When short circuit, the magnetic field that big current (general 10 to 12 times) produces overcomes reaction spring, release pull operation mechanism action, switch instantaneous tripping.When the load, ER effect is large, and caloric value is aggravated, bi-metal plate deformed pushing mechanism action to a certain extent, circuit breaker adopts mechanical lock buckle and tripping system in the course of the work, and fault is many, reliability is low, useful life is short, affect the normal work of transformer, impact is powered normally.
Summary of the invention
The purpose of this utility model is exactly in view of the foregoing defects the prior art has, provides a kind of transformer body wiring flame proection.
Its technical scheme is: comprise mechanism case, isolating switch, upper insulating sleeve, lower insulating sleeve, explosion-proof support, upper outlet terminal, lower wire end, conductive clip, current transformer, isolating switch is fixed in the inside of mechanism case, explosion-proof support is fixed on the top of mechanism case, the inside of explosion-proof support is provided with insulating sleeve and lower insulating sleeve, and upper insulating sleeve and lower insulating sleeve are by Flange joint, and explosion-proof support is provided with outlet terminal and lower wire end, upper outlet terminal is connected isolating switch with lower wire end by conductive clip, lower wire end sub-connection current transformer, the inside of upper insulating sleeve forms vacuum interrupter, and isolating switch comprises base, insulated tension pole, stage clip, plug-in strip, moving contact, fixed contact, operating grip, base is provided with insulated tension pole, the top of insulated tension pole is provided with moving contact and fixed contact, insulated tension pole is by stage clip attended operation handle, conductive clip connects plug-in strip by rotating shaft, and insulated tension pole connects plug-in strip, and one end of plug-in strip connects moving contact, the other end of plug-in strip connects fixed contact, is opened by operation insulated tension pole, close disconnecting link.
The inwall of above-mentioned upper insulating sleeve and lower insulating sleeve is provided with layer of silica gel.
The beneficial effects of the utility model are: the labor safety that ensure that staff, ensure the normal work of transformer, normal supply of electric power is provided, isolating frame is fixed on mechanism case, utilize the fulcrum of terminals as plug-in strip of circuit breaker, form one end of isolation fracture, the other end of fracture is opened by operation insulator and driving shaft, is closed disconnecting link.Three-phase ganged, has significantly visible fracture under isolating switch gate-dividing state, and possesses the reliable anti-error mechanism interlocking between breaker body, easy to maintenance, safety.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model;
Accompanying drawing 2 is structural representations of the present utility model;
In upper figure: mechanism case 1, isolating switch 2, upper insulating sleeve 3, lower insulating sleeve 4, explosion-proof support 5, upper outlet terminal 6, lower wire end 7, conductive clip 8, current transformer 9, base 2.1, insulated tension pole 2.2, stage clip 2.3, plug-in strip 2.4, moving contact 2.5, fixed contact 2.6, operating grip 2.7.
Embodiment
1-2 by reference to the accompanying drawings, the utility model will be further described:
The utility model comprises mechanism case 1, isolating switch 2, upper insulating sleeve 3, lower insulating sleeve 4, explosion-proof support 5, upper outlet terminal 6, lower wire end 7, conductive clip 8, current transformer 9, isolating switch 2 is fixed in the inside of mechanism case 1, explosion-proof support 5 is fixed on the top of mechanism case 1, the inside of explosion-proof support 5 is provided with insulating sleeve 3 and lower insulating sleeve 4, upper insulating sleeve 3 is connected by flange 5 with lower insulating sleeve 4, explosion-proof support 5 is provided with outlet terminal 6 and lower wire end 7, upper outlet terminal 6 is connected isolating switch 2 with lower wire end 7 by conductive clip 8, lower wire end 7 connects current transformer 9, the inside of upper insulating sleeve 3 forms vacuum interrupter, and isolating switch 2 comprises base 2.1, insulated tension pole 2.2, stage clip 2.3, plug-in strip 2.4, moving contact 2.5, fixed contact 2.6, operating grip 2.7, base 2.1 is provided with insulated tension pole 2.2, the top of insulated tension pole 2.2 is provided with moving contact 2.5 and fixed contact 2.6, insulated tension pole 2.2 is by stage clip 2.3 attended operation handle 2.7, conductive clip 8 connects plug-in strip 2.4 by rotating shaft, and insulated tension pole 2.2 connects plug-in strip 2.4, and one end of plug-in strip 2.4 connects moving contact 2.5, the other end of plug-in strip 2.4 connects fixed contact 2.6, is opened by operation insulated tension pole 2.2, close disconnecting link.
Wherein, the inwall of upper insulating sleeve 3 and lower insulating sleeve 4 is provided with layer of silica gel.
Operation principle:
1) closing operation (power transmission operation)
A) pull isolator operation handle, closed isolation knife, closes and puts in place;
B) energy accumulation handle for circuit breaker (namely motor drive mechanism closes a floodgate) is pulled;
C) to leave behind breaker closing draw ring, breaker closing (walking without this during motor drive mechanism).
2) sub-switching operation (manual power-off, inspection operation)
A) to leave behind breaker open operation draw ring, breaker open operation;
B) breaker outgoing line side electrical verification, confirms without electricity.
C) pull isolator operation handle, open isolation knife, open and put in place.
The beneficial effects of the utility model are: the labor safety that ensure that staff, ensure the normal work of transformer, normal supply of electric power is provided, isolating frame is fixed on mechanism case, utilize the fulcrum of terminals as plug-in strip of circuit breaker, form one end of isolation fracture, the other end of fracture is opened by operation insulator and driving shaft, is closed disconnecting link.Three-phase ganged, has significantly visible fracture under isolating switch gate-dividing state, and possesses the reliable anti-error mechanism interlocking between breaker body, easy to maintenance, safety.
Claims (2)
1. a transformer body wiring flame proection, is characterized in that: comprise mechanism case, isolating switch, upper insulating sleeve, lower insulating sleeve, explosion-proof support, upper outlet terminal, lower wire end, conductive clip, current transformer, isolating switch is fixed in the inside of mechanism case, explosion-proof support is fixed on the top of mechanism case, the inside of explosion-proof support is provided with insulating sleeve and lower insulating sleeve, and upper insulating sleeve and lower insulating sleeve are by Flange joint, and explosion-proof support is provided with outlet terminal and lower wire end, upper outlet terminal is connected isolating switch with lower wire end by conductive clip, lower wire end sub-connection current transformer, the inside of upper insulating sleeve forms vacuum interrupter, and isolating switch comprises base, insulated tension pole, stage clip, plug-in strip, moving contact, fixed contact, operating grip, base is provided with insulated tension pole, the top of insulated tension pole is provided with moving contact and fixed contact, insulated tension pole is by stage clip attended operation handle, conductive clip connects plug-in strip by rotating shaft, and insulated tension pole connects plug-in strip, and one end of plug-in strip connects moving contact, the other end of plug-in strip connects fixed contact, is opened by operation insulated tension pole, close disconnecting link.
2. transformer body wiring flame proection according to claim 1, is characterized in that: the inwall of described upper insulating sleeve and lower insulating sleeve is provided with layer of silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520027506.1U CN204360954U (en) | 2015-01-15 | 2015-01-15 | Transformer body wiring flame proection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520027506.1U CN204360954U (en) | 2015-01-15 | 2015-01-15 | Transformer body wiring flame proection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204360954U true CN204360954U (en) | 2015-05-27 |
Family
ID=53262409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520027506.1U Expired - Fee Related CN204360954U (en) | 2015-01-15 | 2015-01-15 | Transformer body wiring flame proection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204360954U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105845477A (en) * | 2016-06-06 | 2016-08-10 | 柳州市海格电气有限公司 | Method for manufacturing 500kV isolation switch |
| CN105845478A (en) * | 2016-06-06 | 2016-08-10 | 柳州市海格电气有限公司 | Method for manufacturing 35KV isolation switch |
| CN105957743A (en) * | 2016-06-06 | 2016-09-21 | 柳州市海格电气有限公司 | Manufacturing method of 220kV disconnecting switch |
| CN105957744A (en) * | 2016-06-06 | 2016-09-21 | 柳州市海格电气有限公司 | Manufacturing method of 110kV disconnecting switch |
-
2015
- 2015-01-15 CN CN201520027506.1U patent/CN204360954U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105845477A (en) * | 2016-06-06 | 2016-08-10 | 柳州市海格电气有限公司 | Method for manufacturing 500kV isolation switch |
| CN105845478A (en) * | 2016-06-06 | 2016-08-10 | 柳州市海格电气有限公司 | Method for manufacturing 35KV isolation switch |
| CN105957743A (en) * | 2016-06-06 | 2016-09-21 | 柳州市海格电气有限公司 | Manufacturing method of 220kV disconnecting switch |
| CN105957744A (en) * | 2016-06-06 | 2016-09-21 | 柳州市海格电气有限公司 | Manufacturing method of 110kV disconnecting switch |
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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: 20150527 Termination date: 20160115 |
|
| EXPY | Termination of patent right or utility model |