CN103440963A - Protecting device of oil-immersed transformer - Google Patents
Protecting device of oil-immersed transformer Download PDFInfo
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- CN103440963A CN103440963A CN2013103764864A CN201310376486A CN103440963A CN 103440963 A CN103440963 A CN 103440963A CN 2013103764864 A CN2013103764864 A CN 2013103764864A CN 201310376486 A CN201310376486 A CN 201310376486A CN 103440963 A CN103440963 A CN 103440963A
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Abstract
The invention relates to a protecting device of an oil-immersed transformer. The protecting device comprises a transformer oil tank and a tank cover. A transformer body of the transformer is placed in transformer oil of the transformer oil tank, a heating and radiating integrated device for protecting the transformer is arranged on the outer side of the transformer oil tank, an oil leakage protecting layer is further arranged between the heating and radiating integrated device and the transformer oil tank, the oil leakage protecting layer comprises an outer shell arranged on the outer side of the transformer oil tank, the lower end of the outer shell is in an arc shape, a liquid sensor for sensing whether liquid exists or not is arranged at any position of the lower end of the outer shell, a transformer oil outlet is formed in the lowest end of the outer shell, the transformer oil outlet is controlled by a controller connected with the liquid sensor to be opened and closed, and the controller is further connected with an alarm device. The protecting device is novel in structure, flexible in radiating and heating mode, stable in oil leakage protection, stable in performance and high in practicality, protects the environment, has the function of protecting the transformer, and prolongs the service life of the transformer.
Description
Technical field
The invention belongs to the transformer technology field, relate to specifically a kind of protective device of transformer, especially a kind of antiseep of oil-filled transformer, the protective device that the sealing of heat radiation is high.
Background technology
Development along with power industry, transformer is also along with continuous development, in order to reduce manufacturing cost, the general oil-filled transformer that uses more, be full of transformer oil in the transformer mailbox, but because the reason such as poorly sealed is very easily made moist, exchange of moisture in air is in oil, accelerated oil deterioration speed, time one is long, can make the performance of transformer oil reduce, and entering of air makes transformer core, the oxidation of copper core metal, make in oil and acidic materials occur, and also can produce greasy dirt after oily oxidation, cause solid insulating layer to conduct heat poor, temperature rise.Serious threat the cycle of operation of transformer, and transformer is under the impact of long-time use oxidation and transportation, be easy to occur the transformer oil leakage accident, can cause the part of path road like this, affect normal power supply, even cause and burn transformer or environmentally hazardous fire incident, cause irremediable economic loss.
Summary of the invention
In order to address the above problem, the invention provides in a kind of transformer oil without moisture, without the protective device of the novel transformer of greasy dirt, rapid heat dissipation and good sealing effect.
In order to achieve the above object, the present invention is achieved by the following technical solutions:
The present invention is a kind of protective device of oil-filled transformer, comprises oil tank of transformer and case lid, and the device body of transformer is placed in the transformer oil of oil tank of transformer, and the heating integrated heat dissipation device of protection transformer is arranged in the arranged outside of oil tank of transformer.
Further improvement of the present invention is: between heating integrated heat dissipation device and oil tank of transformer, also be provided with the leakage of oil protective layer.
Further improvement of the present invention is: the leakage of oil protective layer comprises the shell that is arranged on the oil tank of transformer outside; the lower end of shell be arc; be provided with the liquid inductor that induced liquid exists on the optional position, lower end of shell; the transformer oil that is provided with bottom at shell exports; the transformer oil outlet is controlled open and close by the controller be connected with the liquid inductor, and controller also is connected with warning device.
Further improvement of the present invention is: heating integrated heat dissipation device comprises the wall body in the outside that is arranged on shell, a side at wall body is provided with pipeline, be provided with hair-dryer on pipeline, an end of pipeline is connected on wall body, and the other end of pipeline is connected with the source of the gas of steam or cold air.
Further improvement of the present invention is: on case lid, the position corresponding with oil tank of transformer be provided with a circle groove, oil tank of transformer is inserted in groove and forms sealing.
Further improvement of the present invention is: be provided with the rubber washer that one deck increases sealing effectiveness in oil tank of transformer and groove.
Further improvement of the present invention is: the transformer oil outlet is provided with the leakage of oil pipeline by the wall body through heating integrated heat dissipation device, by the leakage of oil pipeline, the transformer oil of seepage is collected.
The invention has the beneficial effects as follows: the present invention is provided with a kind of labyrinth sealing mode between oil tank of transformer and case lid, also increased rubber sheet gasket on the labyrinth sealed mode, increased the sealing between oil tank of transformer and case lid, reduced contacting of oil and outside air, in the outside of fuel tank, the leakage of oil protective is arranged, if casing generation oil leakage phenomenon, after liquid inductor on optional position, shell lower end is sensed useful liquid and is streaked, controller comes opening of control transformer oil export to carry out leakage of oil by the signal of sensing, oil is collected by pipeline, avoid contaminated environment, and controller has also connected warning device, once generation oil leakage phenomenon, can allow as early as possible the staff know, avoid major accident to occur, the integrated device that also has heat radiation and heating in the outside of oil leakage protection device, after oil temperature reduces, the Water in oil amount is greater than saturated meltage, unnecessary moisture can be separated out and be sunk from oil, now, by in wall body, squeezing into steam, heat whole oil tank of transformer, making the interior oil temperature of transformer remain on reasonably can not produce in the number range of moisture, simultaneously, when radiator is lowered the temperature, can toward squeezing into cold air in wall body, be dispelled the heat by blower fan, heating and heat radiation form one, reduced the setting of instrument, reduced value at cost.
Novel structure of the present invention, heat radiation and mode of heating are flexible, and the leakage of oil protection is stable, has protected environment, and stable performance, practical strong, have the function of protection transformer, extended the useful life of transformer.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Wherein: 1-oil tank of transformer, 2-case lid, 3-wall body, 4-pipeline, 5-hair-dryer, 6-shell, 7-liquid inductor, the outlet of 8-transformer oil, 9-leakage of oil pipeline, 10-groove, 11-rubber washer.
Embodiment
In order to deepen the understanding of the present invention, below in conjunction with drawings and Examples, the present invention is described in further detail, this embodiment, only for explaining the present invention, does not form and limits protection scope of the present invention.
As shown in Fig. 1, the present invention is a kind of protective device of oil-filled transformer, comprise oil tank of transformer 1 and case lid 2, on described case lid 2, the position corresponding with described oil tank of transformer 1 is provided with a circle groove 10, described oil tank of transformer 2 is inserted into the interior formation sealing of described groove 10, being provided with one deck in described oil tank of transformer 2 and described groove 10 increases the rubber washer 11 of sealing effectiveness, case lid is sealed by labyrinth sealing and rubber washer, good airproof performance, having reduced air enters in oil tank of transformer, the effects such as oxidation of transformer have been reduced, reduced the speed that produces greasy dirt, the device body of described transformer is placed in the transformer oil of described oil tank of transformer 1, the heating integrated heat dissipation device that the protection transformer is arranged in the arranged outside of described oil tank of transformer 1, also be provided with the leakage of oil protective layer between described heating integrated heat dissipation device and described oil tank of transformer 1, if oil leakage phenomenon occurs can be repaired oil tank of transformer in time, avoid the generation of major break down, and minimizing transformer oil pollution on the environment, described leakage of oil protective layer comprises the shell 6 that is arranged on described oil tank of transformer 1 outside, the lower end of described shell 6 be arc, be provided with the liquid inductor 7 that induced liquid exists on the optional position, lower end of described shell 6, the transformer oil that is provided with bottom at described shell 6 exports 8, described transformer oil outlet 8 is controlled open and close by the controller be connected with described liquid inductor 7, described controller also is connected with warning device, when liquid inductor 7 has been sensed liquid, the liquid inductor passes to controller by signal, controller is opened the transformer oil outlet by control device after receiving signal, drain the oil away in time and collected, and warning device also gives a warning timely to the situation of oil tank of transformer leakage of oil, facilitate the staff to repair in time leak, avoid causing larger harm, reduce the generation of major break down, described heating integrated heat dissipation device comprises the wall body 3 in the outside that is arranged on shell 6, a side at described wall body 3 is provided with pipeline 4, be provided with hair-dryer 5 on described pipeline 4, one end of described pipeline 4 is connected on described wall body 3, the other end of described pipeline 4 is connected with the source of the gas of steam or cold air, be blown into steam by hair-dryer in wall body 3, can and be heated to oil tank of transformer, avoid making because oil temperature is too low moisture in oil to separate out, simultaneously, can also be blown into cold air is lowered the temperature to transformer, accelerate heat radiation, protected the use of transformer, described transformer oil outlet 8 is provided with leakage of oil pipeline 9 by the wall body 3 through described heating integrated heat dissipation device, transformer oil by 9 pairs of seepages of leakage of oil pipeline is collected, protection of the environment, avoid oil pollution.
The present invention is provided with a kind of labyrinth sealing mode between oil tank of transformer and case lid, also increased rubber sheet gasket on the labyrinth sealed mode, increased the sealing between oil tank of transformer and case lid, reduced contacting of oil and outside air, in the outside of fuel tank, the leakage of oil protective is arranged, if casing generation oil leakage phenomenon, after liquid inductor on optional position, shell lower end is sensed useful liquid and is streaked, controller comes opening of control transformer oil export to carry out leakage of oil by the signal of sensing, oil is collected by pipeline, avoid contaminated environment, and controller has also connected warning device, once generation oil leakage phenomenon, can allow as early as possible the staff know, avoid major accident to occur, the integrated device that also has heat radiation and heating in the outside of oil leakage protection device, after oil temperature reduces, the Water in oil amount is greater than saturated meltage, unnecessary moisture can be separated out and be sunk from oil, now, by in wall body, squeezing into steam, heat whole oil tank of transformer, making the interior oil temperature of transformer remain on reasonably can not produce in the number range of moisture, simultaneously, when radiator is lowered the temperature, can toward squeezing into cold air in wall body, be dispelled the heat by blower fan, heating and heat radiation form one, reduced the setting of instrument, reduced value at cost.
Novel structure of the present invention, heat radiation and mode of heating are flexible, and the leakage of oil protection is stable, has protected environment, and stable performance, practical strong, have the function of protection transformer, extended the useful life of transformer.
Claims (7)
1. the protective device of an oil-filled transformer; comprise oil tank of transformer (1) and case lid (2); it is characterized in that: the device body of described transformer is placed in the transformer oil of described oil tank of transformer (1), and the heating integrated heat dissipation device of protection transformer is arranged in the arranged outside of described oil tank of transformer (1).
2. a kind of protective device of oil-filled transformer according to claim 1, is characterized in that: between described heating integrated heat dissipation device and described oil tank of transformer (1), also be provided with the leakage of oil protective layer.
3. a kind of protective device of oil-filled transformer according to claim 2, it is characterized in that: described leakage of oil protective layer comprises the shell (6) that is arranged on described oil tank of transformer (1) outside, the lower end of described shell (6) be arc, be provided with the liquid inductor (7) that induced liquid exists on the optional position, lower end of described shell (6), the transformer oil that is provided with bottom at described shell (6) exports (8), described transformer oil outlet (8) is controlled open and close by the controller be connected with described liquid inductor (7), described controller also is connected with warning device.
4. a kind of protective device of oil-filled transformer according to claim 1; it is characterized in that: described heating integrated heat dissipation device comprises the wall body (3) in the outside that is arranged on shell (6); a side at described wall body (3) is provided with pipeline (4); be provided with hair-dryer (5) on described pipeline (4); it is upper that one end of described pipeline (4) is connected to described wall body (3), and the other end of described pipeline (4) is connected with the source of the gas of steam or cold air.
5. a kind of protective device of oil-filled transformer according to claim 1; it is characterized in that:, with described oil tank of transformer (1) corresponding position upper at described case lid (2) is provided with a circle groove (10), and described oil tank of transformer (2) is inserted in described groove (10) and forms sealing.
6. a kind of protective device of oil-filled transformer according to claim 5 is characterized in that: in described oil tank of transformer (2) and described groove (10), be provided with the rubber washer (11) that one deck increases sealing effectiveness.
7. according to the protective device of claim 3 or 4 described a kind of oil-filled transformers; it is characterized in that: described transformer oil outlet (8) is provided with leakage of oil pipeline (9) by the wall body (3) through described heating integrated heat dissipation device, by leakage of oil pipeline (9), the transformer oil of seepage is collected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310376486.4A CN103440963B (en) | 2013-08-27 | 2013-08-27 | Protecting device of oil-immersed transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310376486.4A CN103440963B (en) | 2013-08-27 | 2013-08-27 | Protecting device of oil-immersed transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103440963A true CN103440963A (en) | 2013-12-11 |
| CN103440963B CN103440963B (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310376486.4A Expired - Fee Related CN103440963B (en) | 2013-08-27 | 2013-08-27 | Protecting device of oil-immersed transformer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106558397A (en) * | 2015-09-24 | 2017-04-05 | 严金才 | A kind of transformator with chiller and protection mechanism |
| CN110517849A (en) * | 2019-07-29 | 2019-11-29 | 江苏星驰变压器有限公司 | A kind of oil-immersed type transformer and its detection method for reducing cooling oil convective resistance and work condition state |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3203936A1 (en) * | 1982-02-05 | 1983-08-11 | Volta-Werke Elektricitäts-Gesellschaft mbH, 1000 Berlin | Device for making the heat losses from liquid-cooled transformers usable |
| JPH06204048A (en) * | 1992-12-28 | 1994-07-22 | Hitachi Ltd | Abnormality monitor for stationary induction apparatus |
| JP2001210529A (en) * | 2000-01-25 | 2001-08-03 | Toshiba Fa Syst Eng Corp | Oil-immersed electrical apparatus |
| WO2008043389A1 (en) * | 2006-10-06 | 2008-04-17 | Siemens Transformers Austria Gmbh & Co Kg | Transformer for an ocean current power station |
| CN203466027U (en) * | 2013-08-27 | 2014-03-05 | 国家电网公司 | Protection device of oil-immersed transformer |
-
2013
- 2013-08-27 CN CN201310376486.4A patent/CN103440963B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3203936A1 (en) * | 1982-02-05 | 1983-08-11 | Volta-Werke Elektricitäts-Gesellschaft mbH, 1000 Berlin | Device for making the heat losses from liquid-cooled transformers usable |
| JPH06204048A (en) * | 1992-12-28 | 1994-07-22 | Hitachi Ltd | Abnormality monitor for stationary induction apparatus |
| JP2001210529A (en) * | 2000-01-25 | 2001-08-03 | Toshiba Fa Syst Eng Corp | Oil-immersed electrical apparatus |
| WO2008043389A1 (en) * | 2006-10-06 | 2008-04-17 | Siemens Transformers Austria Gmbh & Co Kg | Transformer for an ocean current power station |
| CN203466027U (en) * | 2013-08-27 | 2014-03-05 | 国家电网公司 | Protection device of oil-immersed transformer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106558397A (en) * | 2015-09-24 | 2017-04-05 | 严金才 | A kind of transformator with chiller and protection mechanism |
| CN110517849A (en) * | 2019-07-29 | 2019-11-29 | 江苏星驰变压器有限公司 | A kind of oil-immersed type transformer and its detection method for reducing cooling oil convective resistance and work condition state |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103440963B (en) | 2015-05-13 |
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