CN103830862A - Transformer nitrogen injection fire-extinguishing protection device - Google Patents
Transformer nitrogen injection fire-extinguishing protection device Download PDFInfo
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- CN103830862A CN103830862A CN201210471813.XA CN201210471813A CN103830862A CN 103830862 A CN103830862 A CN 103830862A CN 201210471813 A CN201210471813 A CN 201210471813A CN 103830862 A CN103830862 A CN 103830862A
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Abstract
The invention relates to a transformer nitrogen injection fire-extinguishing protection device including a transformer oil conservator, a transformer body, an exhausting oil storage tank and a nitrogen storage tank, the transformer oil conservator is connected successively with a disconnecting valve and a gas relay by pipelines, the gas relay is connected with the transformer body by a pipeline, the top of the transformer body is provided with a fire detector, the right side of the transformer body is provided with the exhausting oil storage tank, the exhausting oil storage tank is connected successively with a blasting decompression chamber and the transformer body through pipelines, the blasting decompression chamber is connected with the transformer body by a pipeline, an on-load voltage regulator is arranged in the transformer body and near the top, the on-load voltage regulator is connected with the nitrogen storage tank by a pipeline, the nitrogen storage tank is connected successively with transformer body and the exhausting oil storage tank by pipelines. The transformer nitrogen injection fire-extinguishing protection device has the advantages of simple structure and real-time monitoring of a transformer, can realize point-to-point all-round protection, can replace a traditional fire extinguishing device to avoid possibility of explosions and deformation of the transformer, and is safe and free of pollution.
Description
Technical field
The present invention relates to a kind of transformer pouring nitrogen type fire-fighting protection device.
Background technology
Power transformer is one of most important equipment in power plant and transformer station, and wherein the most frequently used is oil-immersed type transformer, because service condition of the structure of himself, insulating materials used and transformer etc. causes oil-immersed type transformer to exist the hidden danger of fire incident.It is generally destroyed and caused by built-in electrical insulation that Explosion of Transformer catches fire, its former because: overload, switching overvoltage, lightning surge, insulate aging gradually, transformer oil make moist or oleic acid solution dielectric level under degradation.Once insulation breakdown causes electric arc and causes oily moderate pressure suddenly to increase, sharply the raise pressure relief device action of case internal pressure, imflammable gas, liquid and flare ejection can form fire, the serious fuel tank that makes splits, air is blasted after entering and mixing with imflammable gas in case, the intensity of a fire is difficult to put out, and a large amount of aflame oil is gushed out, and then makes whole transformer station light raging raging fire.
According to data or media report, Explosion of Transformer accident on fire happens occasionally both at home and abroad, carrys out huge harm to equipment and people's life safety belt, so should take fire protection in the time selecting, install and use oil-immersed type transformer.At present, the transformer fire-fighting system technology of main flow has water injection system, carbon dioxide system, halon system, fills nitrogen fire extinguishing system, but existing transformer fire-fighting system fire protecting performance is poor, and cost is high, easily produces fault.
Summary of the invention
For solving the problems of the technologies described above, the invention provides a kind of transformer pouring nitrogen type fire-fighting protection device simple in structure, easy to use.
Transformer pouring nitrogen type fire-fighting protection device of the present invention, comprise installation for transformer, transformer body, exhaust oil tank and nitrogen storage cabinet, described installation for transformer connects cut-off valve and Buchholz relay successively by pipeline, Buchholz relay is connected with transformer body by pipeline, the top of transformer body is provided with fire detector, the right side of transformer body is provided with exhaust oil tank, exhaust oil tank connects respectively explosion decompression storehouse and transformer body by pipeline, explosion decompression storehouse is connected with transformer body by pipeline, transformer body is inner arranges Loading voltage regulator near top end, Loading voltage regulator connects nitrogen storage tank by pipeline, nitrogen storage tank by pipeline respectively with transformer body and exhaust oil tank.
Transformer pouring nitrogen type fire-fighting protection device of the present invention, the top of described transformer body is also provided with pressure relief valve.
Transformer pouring nitrogen type fire-fighting protection device of the present invention, the top of described exhaust oil tank is provided with blast pipe.
Transformer pouring nitrogen type fire-fighting protection device of the present invention, the right side of described nitrogen storage tank is provided with fire wall.
Compared with prior art beneficial effect of the present invention is: transformer pouring nitrogen type fire-fighting protection device of the present invention is simple in structure; can monitor in real time transformer, accomplish point-to-point omnibearing protection, can replace traditional extinguishing device; make transformer avoid the possibility of blast and distortion, safety non-pollution.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of transformer pouring nitrogen type fire-fighting protection device described in the embodiment of the present invention.
In figure:
1, installation for transformer; 2, transformer body; 3, exhaust oil tank; 4, nitrogen storage cabinet; 5, cut-off valve; 6, Buchholz relay; 7, fire detector; 8, explosion decompression storehouse; 9, Loading voltage regulator; 10, pressure relief valve; 11, blast pipe; 12, fire wall.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used for illustrating the present invention, but are not used for limiting the scope of the invention.
As shown in Figure 1, a kind of transformer pouring nitrogen type fire-fighting protection device, comprise installation for transformer 1, transformer body 2, exhaust oil tank 3 and nitrogen storage cabinet 4, described installation for transformer 1 connects cut-off valve 5 and Buchholz relay 6 successively by pipeline, Buchholz relay 6 is connected with transformer body 2 by pipeline, the top of transformer body 2 is provided with fire detector 7, the right side of transformer body 2 is provided with exhaust oil tank 3, exhaust oil tank 3 connects respectively explosion decompression storehouse 8 and transformer body 2 by pipeline, explosion decompression storehouse 8 is connected with transformer body 2 by pipeline, transformer body 2 is inner arranges Loading voltage regulator 9 near top end, Loading voltage regulator 9 connects nitrogen storage tank 4 by pipeline, nitrogen storage tank 4 by pipeline respectively with transformer body 2 and exhaust oil tank 3.
Transformer pouring nitrogen type fire-fighting protection device of the present invention, the top of described transformer body 2 is also provided with pressure relief valve 10.
Transformer pouring nitrogen type fire-fighting protection device of the present invention, the top of described exhaust oil tank 3 is provided with blast pipe 11.
Transformer pouring nitrogen type fire-fighting protection device of the present invention, the right side of described nitrogen storage tank 4 is provided with fire wall 12.
Transformer pouring nitrogen type fire-fighting protection device of the present invention is in the time of specific works, while breaking down in outside: control system receives the signal of Buchholz relay and fire detector, and nitrogen storage tank starts immediately, by nitrogen injection transformer body and Loading voltage regulator.Explosion decompression storehouse starts, and the oil in transformer body imports in exhaust oil tank, and pernicious gas in exhaust oil tank is transported to safe combustion district by blast pipe.In the time breaking down in inside, when control system receives explosion decompression storehouse and fire detector signal, nitrogen-filling system starts 11 immediately, by nitrogen injection transformer basis 6, and Loading voltage regulator 7.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the technology of the present invention principle; can also make some improvement and modification, these improve and modification also should be considered as protection scope of the present invention.
Claims (4)
1. a transformer pouring nitrogen type fire-fighting protection device, comprise installation for transformer (1), transformer body (2), exhaust oil tank (3) and nitrogen storage cabinet (4), it is characterized in that: described installation for transformer (1) connects cut-off valve (5) and Buchholz relay (6) successively by pipeline, Buchholz relay (6) is connected with transformer body (2) by pipeline, the top of transformer body (2) is provided with fire detector (7), the right side of transformer body (2) is provided with exhaust oil tank (3), exhaust oil tank (3) connects respectively explosion decompression storehouse (8) and transformer body (2) by pipeline, explosion decompression storehouse (8) is connected with transformer body (2) by pipeline, transformer body (2) is inner arranges Loading voltage regulator (9) near top end, Loading voltage regulator (9) connects nitrogen storage tank (4) by pipeline, nitrogen storage tank (4) by pipeline respectively with transformer body (2) and exhaust oil tank (3).
2. transformer pouring nitrogen type fire-fighting protection device according to claim 1, is characterized in that: the top of described transformer body (2) is also provided with pressure relief valve (10).
3. transformer pouring nitrogen type fire-fighting protection device according to claim 1, is characterized in that: the top of described exhaust oil tank (3) is provided with blast pipe (11).
4. transformer pouring nitrogen type fire-fighting protection device according to claim 1, is characterized in that: the right side of described nitrogen storage tank (4) is provided with fire wall (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210471813.XA CN103830862A (en) | 2012-11-20 | 2012-11-20 | Transformer nitrogen injection fire-extinguishing protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210471813.XA CN103830862A (en) | 2012-11-20 | 2012-11-20 | Transformer nitrogen injection fire-extinguishing protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103830862A true CN103830862A (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210471813.XA Pending CN103830862A (en) | 2012-11-20 | 2012-11-20 | Transformer nitrogen injection fire-extinguishing protection device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105006356A (en) * | 2015-07-29 | 2015-10-28 | 苏州上电科电气设备有限公司 | Voltage regulation power transformer |
| CN106178340A (en) * | 2016-08-31 | 2016-12-07 | 北京中瑞和电气有限公司 | Oil-filled equipment explosion-proof fire-extinguishing protection system and oil-filled equipment explosion-proof fire-extinguishing control method |
| CN107115607A (en) * | 2017-06-18 | 2017-09-01 | 丹凤县鑫伟电子有限公司 | A kind of transformer automatic fire extinguisher |
| CN108511158A (en) * | 2018-05-15 | 2018-09-07 | 山东五岳电器有限公司 | Based on the fluid retracting device and method with the fire extinguishing linkage of oil-immersed type transformer oil draining nitrogen filling |
-
2012
- 2012-11-20 CN CN201210471813.XA patent/CN103830862A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105006356A (en) * | 2015-07-29 | 2015-10-28 | 苏州上电科电气设备有限公司 | Voltage regulation power transformer |
| CN106178340A (en) * | 2016-08-31 | 2016-12-07 | 北京中瑞和电气有限公司 | Oil-filled equipment explosion-proof fire-extinguishing protection system and oil-filled equipment explosion-proof fire-extinguishing control method |
| CN106178340B (en) * | 2016-08-31 | 2021-11-19 | 北京中瑞和电气有限公司 | Explosion-proof fire-extinguishing protection system for oil-filled equipment and explosion-proof fire-extinguishing control method for oil-filled equipment |
| CN107115607A (en) * | 2017-06-18 | 2017-09-01 | 丹凤县鑫伟电子有限公司 | A kind of transformer automatic fire extinguisher |
| CN108511158A (en) * | 2018-05-15 | 2018-09-07 | 山东五岳电器有限公司 | Based on the fluid retracting device and method with the fire extinguishing linkage of oil-immersed type transformer oil draining nitrogen filling |
| CN108511158B (en) * | 2018-05-15 | 2024-01-26 | 山东五岳电器有限公司 | Oil recovery device and method based on oil discharge and nitrogen injection fire extinguishing linkage of oil immersed transformer |
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Application publication date: 20140604 |