CN203150464U - Arc-extinguishing chamber warming device for outdoor SF6 high-voltage circuit breaker - Google Patents
Arc-extinguishing chamber warming device for outdoor SF6 high-voltage circuit breaker Download PDFInfo
- Publication number
- CN203150464U CN203150464U CN 201320131370 CN201320131370U CN203150464U CN 203150464 U CN203150464 U CN 203150464U CN 201320131370 CN201320131370 CN 201320131370 CN 201320131370 U CN201320131370 U CN 201320131370U CN 203150464 U CN203150464 U CN 203150464U
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- Prior art keywords
- control device
- arc control
- carbon fiber
- outdoor
- vehicle
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- 238000010792 warming Methods 0.000 title abstract 5
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 24
- 239000004917 carbon fiber Substances 0.000 claims abstract description 24
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 24
- 210000001503 joint Anatomy 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 238000004321 preservation Methods 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 208000033999 Device damage Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
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Abstract
The utility model discloses an arc-extinguishing chamber warming device for an outdoor SF6 high-voltage circuit breaker, belonging to the technical field of heat preservation of outdoor high-voltage equipment. The utility model is to solve the problem that the compact SF6 high-voltage switch device cannot work normally in cold climates. According to the arc-extinguishing chamber warming device provided by the utility model, a vehicle-mounted carbon fiber heating unit is used for heating so as to increase the temperature of SF6 gas in the arc-extinguishing chamber of the compact SF6 high-voltage switch device, so that the SF6 gas cannot be liquefied, the normal operation of the SF6 high-voltage switch device in cold climates is ensured, and because the carbon fiber heating unit is moisture resistant and has insulating properties, electric shock accidents are effectively prevented; a transformation rectifier is used for converting a 220V alternating power supply into a 24V direct power supply, causing no harms on people or equipment; besides, a temperature controller in the circuit of the arc-extinguishing chamber warming device controls the warming device to be automatically put into operation or automatically get out of operation at a specific temperature.
Description
Technical field
The utility model relates to a kind of outdoor SF that prevents
6The attemperator of circuit breaker gas liquefaction relates in particular to the rated pressure of the Northeast's use at the outdoor compact SF of 0.6MPa
6The insulation of high voltage switching device (PASS MOO).The heat preservation technology field that belongs to outdoor high-tension apparatus.
Background technology
At present, the outdoor primary cut-out, particularly compact SF that use of area northeastward
6High voltage switching device, SF
6The gas rated pressure is 0.6MPa, because the Northeast belongs to extremely frigid zones, the extreme lowest temperature can reach-40 ℃, causes part transformer station lower because of temperature, SF
6SF in the high voltage switching device arc control device
6Gas liquefaction and cause the event of circuit breaker locking action to take place when serious even cause the circuit breaker inner member that shell is discharged, causes device damage, the person to get an electric shock and circuit breaker overstep tripping large area blackout.Have a strong impact on the safe and stable operation of converting equipment and electrical network.
The utility model content
The utility model is in order to solve compact SF
6SF in the high voltage switching device arc control device
6Gas liquefies under cold climate, causes SF
6The problem that high voltage switching device can not normally move under cold climate now proposes a kind of outdoor SF
6Primary cut-out arc control device attemperator.
Outdoor SF
6Primary cut-out arc control device attemperator, it comprises A phase arc control device housing, B phase arc control device housing and C arc control device housing mutually, it also comprises: 2P air switch, thermostat, vertoro, three groups of power lead butt joints and three vehicle-mounted carbon fiber exothermic parts;
Two leading-out terminals of 2P air switch connect two inputs of thermostat respectively, two outputs of thermostat connect two signal input parts of vertoro respectively, vertoro is exported three groups of d. c. voltage signals, two terminals of every group of d. c. voltage signal are connected with two terminals of the mains side of one group of power lead butt joint respectively, and the load side of three groups of power lead butt joints connects the supply terminals of three vehicle-mounted carbon fiber exothermic parts respectively; Three vehicle-mounted carbon fiber exothermic parts are separately fixed at the outside and the C outside of arc control device housing mutually of the outside, the B phase arc control device housing of A phase arc control device housing.
Above-mentioned three vehicle-mounted carbon fiber exothermic parts are the flexible sheet structure, and described three vehicle-mounted carbon fiber exothermic parts are wrapped in A phase arc control device hull outside, B phase arc control device hull outside and C arc control device hull outside mutually respectively.
Outdoor SF described in the utility model
6Primary cut-out arc control device attemperator utilizes vehicle-mounted carbon fiber exothermic part to generate heat to improve compact SF
6SF in the high voltage switching device arc control device
6The temperature of gas makes SF
6The temperature of gas remains at more than its gas, liquid critical point temperature-30 ℃, has guaranteed SF
6The normal operation of high voltage switching device under cold climate, and vehicle-mounted carbon fiber exothermic part has moisture resistance and insulating properties, thus prevent the accident of human electric shock effectively; While outdoor SF described in the utility model
6Vertoro in the primary cut-out arc control device attemperator can become the 220V AC power 24V DC power supply, can not cause any harm to human body and equipment; And the utility model has adopted thermostat, can make attemperator automatic input or out of service under specified temp.
Description of drawings
Fig. 1 is outdoor SF described in the utility model
6The electrical block diagram of primary cut-out arc control device attemperator.
Embodiment
Embodiment one: specify present embodiment with reference to Fig. 1.The described outdoor SF of present embodiment
6Primary cut-out arc control device attemperator, it comprises A phase arc control device housing, B phase arc control device housing and C arc control device housing mutually, and it also comprises: 2P air switch 1, thermostat 2, vertoro 3, three groups of power lead butt joints 4 and three vehicle-mounted carbon fiber exothermic parts 5;
1 two leading-out terminals of 2P air switch connect two inputs of thermostat 2 respectively, two outputs of thermostat 2 connect two signal input parts of vertoro 3 respectively, three groups of d. c. voltage signals of vertoro 3 outputs, two terminals of every group of d. c. voltage signal are connected with two terminals of the mains side of one group of power lead butt joint 4 respectively, and the load side of three groups of power lead butt joints 4 connects the supply terminals of three vehicle-mounted carbon fiber exothermic parts 5 respectively; Three vehicle-mounted carbon fiber exothermic parts 5 are separately fixed at the outside and the C outside of arc control device housing mutually of the outside, the B phase arc control device housing of A phase arc control device housing.
The described outdoor SF6 primary cut-out arc control device attemperator of present embodiment is when using, and 1 two ends of incoming cables of 2P air switch are connected with zero line N with the live wire L of civil power 220V respectively, for device provides power supply, as shown in Figure 1.When ambient temperature is lower than-15 ℃, the thermostat of thermostat 2 inside starts node 6 auto-closings, electric power loop is connected, thermostat 2 starts, the 220V alternating voltage inputs to vertoro 3 through thermostat 2, vertoro 3 is rectified into the 24V direct voltage with 220V alternating voltage transformation, this moment, the voltage of 24V can not damage human body and equipment, this direct voltage provides heating power supply for three vehicle-mounted carbon fiber exothermic parts 5 by three groups of power lead butt joints 4, when three groups of power lead butt joints 4 were connected, three vehicle-mounted carbon fiber exothermic parts 5 began heating and reach A, B, the insulation effect of C phase arc control device; Vehicle-mounted carbon fiber exothermic part 5 also has good insulation performance and moisture resistance simultaneously.
Embodiment two: present embodiment is to embodiment one described outdoor SF
6Primary cut-out arc control device attemperator is described further, in the present embodiment, described vehicle-mounted carbon fiber exothermic part 5 is the flexible sheet structure, and described three vehicle-mounted carbon fiber exothermic parts 5 are wrapped in A phase arc control device hull outside, B phase arc control device hull outside and C arc control device hull outside mutually respectively.
In the present embodiment, vehicle-mounted carbon fiber exothermic part 5 is the flexible sheet structure, and vehicle-mounted carbon fiber exothermic part 5 is wrapped in the arc control device outside, can reach the effect in comprehensive covering arc control device outside, and then realize better heat insulation effect.
Claims (2)
1. outdoor SF
6Primary cut-out arc control device attemperator, it comprises A phase arc control device housing, B phase arc control device housing and C arc control device housing mutually, it is characterized in that it also comprises: 2P air switch (1), thermostat (2), vertoro (3), three groups of power lead butt joints (4) and three vehicle-mounted carbon fiber exothermic parts (5);
(1) two leading-out terminal of 2P air switch connects two inputs of thermostat (2) respectively, two outputs of thermostat (2) connect two signal input parts of vertoro (3) respectively, three groups of d. c. voltage signals of vertoro (3) output, two terminals of every group of d. c. voltage signal are connected with two terminals of the mains side of one group of power lead butt joint (4) respectively, and the load side of three groups of power lead butt joints (4) connects the supply terminals of three vehicle-mounted carbon fiber exothermic parts (5) respectively; Three vehicle-mounted carbon fiber exothermic parts (5) are separately fixed at the outside and the C outside of arc control device housing mutually of the outside, the B phase arc control device housing of A phase arc control device housing.
2. outdoor SF according to claim 1
6Primary cut-out arc control device attemperator, it is characterized in that, described three vehicle-mounted carbon fiber exothermic parts (5) are the flexible sheet structure, and described three vehicle-mounted carbon fiber exothermic parts (5) are wrapped in A phase arc control device hull outside, B phase arc control device hull outside and C arc control device hull outside mutually respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320131370 CN203150464U (en) | 2013-03-21 | 2013-03-21 | Arc-extinguishing chamber warming device for outdoor SF6 high-voltage circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320131370 CN203150464U (en) | 2013-03-21 | 2013-03-21 | Arc-extinguishing chamber warming device for outdoor SF6 high-voltage circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203150464U true CN203150464U (en) | 2013-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320131370 Expired - Fee Related CN203150464U (en) | 2013-03-21 | 2013-03-21 | Arc-extinguishing chamber warming device for outdoor SF6 high-voltage circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203150464U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103151213A (en) * | 2013-03-21 | 2013-06-12 | 国家电网公司 | Heat preservation device of arc extinguish chamber used for outdoor SF6 high-voltage breaker |
-
2013
- 2013-03-21 CN CN 201320131370 patent/CN203150464U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103151213A (en) * | 2013-03-21 | 2013-06-12 | 国家电网公司 | Heat preservation device of arc extinguish chamber used for outdoor SF6 high-voltage 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 Termination date: 20170321 |