CN103646754A - Method and device for vacuum oil filling of transformer - Google Patents
Method and device for vacuum oil filling of transformer Download PDFInfo
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- CN103646754A CN103646754A CN201310720649.6A CN201310720649A CN103646754A CN 103646754 A CN103646754 A CN 103646754A CN 201310720649 A CN201310720649 A CN 201310720649A CN 103646754 A CN103646754 A CN 103646754A
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Abstract
The invention relates to a method and a device for vacuum oil filling of a transformer, and belongs to the technical field of vacuum oil filling of large-scale power transformers. The technical scheme is that the device comprises a transition tank (1), flanges (2), butterfly valves (3), a reducer joint (4), an oil level gauge (5), valves (6) and a vacuum pipe (9); one end of the reducer joint (4) is communicated with the bottom of the transition tank (1) through a flange and a butterfly valve, and the other end of the reducer joint (4) is connected with the transformer; one end of the vacuum pipe (9) is communicated with the transition tank (1) through a flange and a butterfly valve, and the other end of the vacuum pipe (9) is connected with a vacuum pump; a plurality of valves (6) are arranged on the transition tank (1); an ascending flanged base of the transformer is communicated with the transition tank (1) through the valves (6); the oil level gauge (5) is positioned on the side face of the transition tank (1), and the oil level gauge (5) is communicated with the transition tank (1). The method and the device has the benefits that the transition tank is utilized to conduct vacuumizing and vacuum oil filling on non-full-vacuum oil conservator structure products to simplify the oil filling operation, the structure is simple, and the use is convenient.
Description
Technical field
The present invention relates to a kind of transformer vacuum oil method and device, belong to large-scale power transformer vacuum oil technical field.
Background technology
At present, because non-vacuum oil conservator infrastructure product cannot tolerate vacuum, therefore cannot realize by oil conservator and vacuumizing, thus vacuum oil.
Summary of the invention
The object of the invention is to provide a kind of transformer vacuum oil method and device, utilize transition tank to non-vacuum oil conservator infrastructure product vacuumize, vacuum oil, simplify vacuum oil operation, solve the problem existing in background technology.
Technical scheme of the present invention is:
A kind of vacuum oil filling device for transformer, comprise transition tank, flange, butterfly valve, reducer union, oil level indicator, valve and vacuum tube, reducer union one end is communicated with transition tank bottom by flange and butterfly valve, other end connection transformer, vacuum tube one end is communicated with transition tank by flange and butterfly valve, and the other end is connected with vacuum pump, transition tank is provided with several valves, power transformer enclosure is communicated with transition tank by valve, and oil level indicator is positioned at transition tank side, and oil level indicator is communicated with transition tank.
Described transition tank top is provided with joint hinge.
Described transition tank side is provided with hook.
A kind of transformer vacuum oil method, comprise following processing step: 1. adopt above-mentioned vacuum oil filling device for transformer to carry out, this device comprises transition tank, flange, butterfly valve, reducer union, oil level indicator, valve and vacuum tube, reducer union one end is communicated with transition tank bottom by flange and butterfly valve, other end connection transformer, vacuum tube one end is communicated with transition tank by flange and butterfly valve, the other end is connected with vacuum pump, transition tank is provided with several valves, power transformer enclosure is communicated with transition tank by valve, oil level indicator is positioned at transition tank side, oil level indicator is communicated with transition tank,
2. transition tank is a tank body that can tolerate vacuum, and vacuum tube is connected with vacuum pump, and reducer union is connected with the fuel tank top of transformer body; Some valves on transition tank are by flexible pipe and high-voltage lifting seat, low pressure seat, the neutral point seat UNICOM respectively that raises that raises, and transition tank and transformer body together vacuumize, and by flexible pipe, observe each position of transformer whether fill with oil in oiling process; Then start transformer body, transition tank to vacuumize;
3. transformer reaches vacuum and requires to possess after oiling condition, and oiling machine starts oiling from oil tank of transformer bottom valve, when oil level arrives top position, closes the butterfly valve between transition tank and transformer body, prevents that transformer oil from entering transition tank; Continue oiling to high-voltage lifting seat, the low pressure whole flexible pipes that seat, neutral point raise on seat that raise fuel-displaced, close respectively high-voltage lifting seat, low pressure seat, the neutral point valve that the flexible pipe of seat connects that raises that raises; Proof transformer body, high-voltage lifting seat, low pressure rising seat, neutral point rising seat are all full of oil, remove vacuum oil filling device for transformer; Oiling machine continues oiling, open the Buchholz relay of transformer oil storage and the oil path valve between oil tank of transformer simultaneously, it is fuel-displaced that observation Buchholz relay air relief cock position slowly becomes malleation from negative pressure, open immediately the oil storage tank valve between Buchholz relay and oil conservator, oil is slowly pressed into oil conservator, oil conservator oiling is during to standard oil level, and oiling machine stops, and completes oiling.
The invention has the beneficial effects as follows: utilize transition tank to non-vacuum oil conservator infrastructure product vacuumize, vacuum oil, simplify vacuum oil operation, improve the quality of products, simple in structure, easy to use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is oiling schematic diagram of the present invention;
In figure: transition tank 1, flange 2, butterfly valve 3, reducer union 4, oil level indicator 5, valve 6, joint hinge 7, hook 8, vacuum tube 9, transformer body 10, vacuum pump 11, high-voltage lifting seat 12, low pressure rising seat 13, neutral point rising seat 14, oil conservator 15, Buchholz relay 16.
Embodiment
Below in conjunction with accompanying drawing, by example, the invention will be further described.
With reference to accompanying drawing 1, a kind of vacuum oil filling device for transformer, comprise transition tank 1, flange 2, butterfly valve 3, reducer union 4, oil level indicator 5, valve 6 and vacuum tube 9, transition tank 1 adopts the welding of HBQ235B high strength steel to make, butterfly valve 3 is 80 butterfly valves, valve 6 is DN25 valve, reducer union 4 one end are communicated with transition tank 1 bottom by flange and butterfly valve, other end connection transformer, vacuum tube 9 one end are communicated with transition tank 1 by flange and butterfly valve, the other end is connected with vacuum pump, transition tank 1 is provided with several valves 6, power transformer enclosure is communicated with transition tank 1 by valve 6, oil level indicator 5 is positioned at transition tank 1 side, oil level indicator 5 is communicated with transition tank 1, transition tank 1 welded top joint hinge 7, side welding hook 8.
A kind of transformer vacuum oil method, comprise following processing step: 1. adopt above-mentioned vacuum oil filling device for transformer to carry out, this device comprises transition tank, flange, butterfly valve, reducer union, oil level indicator, valve and vacuum tube, reducer union one end is communicated with transition tank bottom by flange and butterfly valve, other end connection transformer, vacuum tube one end is communicated with transition tank by flange and butterfly valve, the other end is connected with vacuum pump, transition tank is provided with several valves, power transformer enclosure is communicated with transition tank by valve, oil level indicator is positioned at transition tank side, oil level indicator is communicated with transition tank,
2. transition tank 1 is a tank body that can tolerate vacuum, and vacuum tube is connected with vacuum pump 11, and reducer union is connected with the fuel tank top of transformer body 10; Some valves on transition tank are by flexible pipe and high-voltage lifting seat 12, low pressure seat 13, neutral point seat 14 UNICOMs respectively that raise that raise, transition tank and transformer body together vacuumize, and by flexible pipe, observe each position of transformer whether fill with oil in oiling process; Then start transformer body, transition tank to vacuumize;
3. transformer reaches vacuum and requires to possess after oiling condition, and oiling machine starts oiling from oil tank of transformer bottom valve, when oil level arrives top position, closes the butterfly valve 3 between transition tank and transformer body, prevents that transformer oil from entering transition tank; Continue oiling to high-voltage lifting seat, the low pressure whole flexible pipes that seat, neutral point raise on seat that raise fuel-displaced, close respectively high-voltage lifting seat, low pressure seat, the neutral point valve that the flexible pipe of seat connects that raises that raises; Proof transformer body, high-voltage lifting seat, low pressure rising seat, neutral point rising seat are all full of oil, remove vacuum oil filling device for transformer; Oiling machine continues oiling, open the Buchholz relay 16 of transformer oil storage and the oil path valve between fuel tank simultaneously, it is fuel-displaced that observation Buchholz relay air relief cock position slowly becomes malleation from negative pressure, open immediately the oil storage tank valve between Buchholz relay and oil conservator 15, oil is slowly pressed into oil conservator, oil conservator oiling is during to standard oil level, and oiling machine stops, and completes oiling.
Claims (4)
1. a vacuum oil filling device for transformer, it is characterized in that comprising transition tank (1), flange (2), butterfly valve (3), reducer union (4), oil level indicator (5), valve (6) and vacuum tube (9), reducer union (4) one end is communicated with transition tank (1) bottom by flange and butterfly valve, other end connection transformer, vacuum tube (9) one end is communicated with transition tank (1) by flange and butterfly valve, the other end is connected with vacuum pump, transition tank (1) is provided with several valves (6), power transformer enclosure is communicated with transition tank (1) by valve (6), oil level indicator (5) is positioned at transition tank (1) side, oil level indicator (5) is communicated with transition tank (1).
2. vacuum oil filling device for transformer according to claim 1, is characterized in that described transition tank (1) top is provided with joint hinge (7).
3. vacuum oil filling device for transformer according to claim 2, is characterized in that described transition tank (1) side is provided with hook (8).
4. a transformer vacuum oil method, it is characterized in that comprising following processing step: 1. adopt above-mentioned vacuum oil filling device for transformer to carry out, this device comprises transition tank, flange, butterfly valve, reducer union, oil level indicator, valve and vacuum tube, reducer union one end is communicated with transition tank bottom by flange and butterfly valve, other end connection transformer, vacuum tube one end is communicated with transition tank by flange and butterfly valve, the other end is connected with vacuum pump, transition tank is provided with several valves, power transformer enclosure is communicated with transition tank by valve, oil level indicator is positioned at transition tank side, oil level indicator is communicated with transition tank,
2. transition tank (1) is a tank body that can tolerate vacuum, and vacuum tube is connected with vacuum pump (11), and reducer union is connected with the fuel tank top of transformer body (10); Some valves on transition tank are by flexible pipe and high-voltage lifting seat (12), low pressure seat (13), neutral point seat (14) UNICOM respectively that raises that raises, transition tank and transformer body together vacuumize, and by flexible pipe, observe each position of transformer whether fill with oil in oiling process; Then start transformer body, transition tank to vacuumize;
3. transformer reaches vacuum and requires to possess after oiling condition, and oiling machine starts oiling from oil tank of transformer bottom valve, when oil level arrives top position, closes the butterfly valve (3) between transition tank and transformer body, prevents that transformer oil from entering transition tank; Continue oiling to high-voltage lifting seat, the low pressure whole flexible pipes that seat, neutral point raise on seat that raise fuel-displaced, close respectively high-voltage lifting seat, low pressure seat, the neutral point valve that the flexible pipe of seat connects that raises that raises; Proof transformer body, high-voltage lifting seat, low pressure rising seat, neutral point rising seat are all full of oil, remove vacuum oil filling device for transformer; Oiling machine continues oiling, open the Buchholz relay (16) of transformer oil storage and the oil path valve between fuel tank simultaneously, it is fuel-displaced that observation Buchholz relay air relief cock position slowly becomes malleation from negative pressure, open immediately the oil storage tank valve between Buchholz relay and oil conservator (15), oil is slowly pressed into oil conservator, oil conservator oiling is during to standard oil level, and oiling machine stops, and completes oiling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310720649.6A CN103646754B (en) | 2013-12-24 | 2013-12-24 | A kind of transformer vacuum oil method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310720649.6A CN103646754B (en) | 2013-12-24 | 2013-12-24 | A kind of transformer vacuum oil method |
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| Publication Number | Publication Date |
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| CN103646754A true CN103646754A (en) | 2014-03-19 |
| CN103646754B CN103646754B (en) | 2016-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310720649.6A Expired - Fee Related CN103646754B (en) | 2013-12-24 | 2013-12-24 | A kind of transformer vacuum oil method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104409195A (en) * | 2014-12-11 | 2015-03-11 | 南车株洲电机有限公司 | Oiling device of cooling tower of alternating-current locomotive and assembly method of oiling device |
| CN106033693A (en) * | 2016-07-18 | 2016-10-19 | 上海置信电气非晶有限公司 | Vacuum oiling method for 35-kV-station transformer |
| CN108461268A (en) * | 2018-03-09 | 2018-08-28 | 江苏华辰变压器股份有限公司 | A kind of oil-immersed transformer normal pressure oiling vacuum degassing process |
| CN109378203A (en) * | 2018-12-05 | 2019-02-22 | 保定天威保变电气股份有限公司 | A kind of transformer vacuum pumping method and device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55160408A (en) * | 1979-05-30 | 1980-12-13 | Mitsubishi Electric Corp | Conservator of oil filled transformer |
| CN200969262Y (en) * | 2006-10-11 | 2007-10-31 | 云南变压器电气股份有限公司 | Transformer flexible guided pipe having deformation compensating function |
| CN102034591A (en) * | 2010-10-29 | 2011-04-27 | 山东鲁能泰山电力设备有限公司 | Device and method for injecting oil into transformer under vacuum condition |
| CN201834373U (en) * | 2010-10-29 | 2011-05-18 | 山东鲁能泰山电力设备有限公司 | Vacuum transition tank |
| CN102110520A (en) * | 2010-12-30 | 2011-06-29 | 陕西化建工程有限责任公司 | Construction process for installing and debugging large transformer |
| CN203617078U (en) * | 2013-12-24 | 2014-05-28 | 天威保变（秦皇岛）变压器有限公司 | Vacuum oiling device of transformer |
-
2013
- 2013-12-24 CN CN201310720649.6A patent/CN103646754B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55160408A (en) * | 1979-05-30 | 1980-12-13 | Mitsubishi Electric Corp | Conservator of oil filled transformer |
| CN200969262Y (en) * | 2006-10-11 | 2007-10-31 | 云南变压器电气股份有限公司 | Transformer flexible guided pipe having deformation compensating function |
| CN102034591A (en) * | 2010-10-29 | 2011-04-27 | 山东鲁能泰山电力设备有限公司 | Device and method for injecting oil into transformer under vacuum condition |
| CN201834373U (en) * | 2010-10-29 | 2011-05-18 | 山东鲁能泰山电力设备有限公司 | Vacuum transition tank |
| CN102110520A (en) * | 2010-12-30 | 2011-06-29 | 陕西化建工程有限责任公司 | Construction process for installing and debugging large transformer |
| CN203617078U (en) * | 2013-12-24 | 2014-05-28 | 天威保变（秦皇岛）变压器有限公司 | Vacuum oiling device of transformer |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104409195A (en) * | 2014-12-11 | 2015-03-11 | 南车株洲电机有限公司 | Oiling device of cooling tower of alternating-current locomotive and assembly method of oiling device |
| CN106033693A (en) * | 2016-07-18 | 2016-10-19 | 上海置信电气非晶有限公司 | Vacuum oiling method for 35-kV-station transformer |
| CN108461268A (en) * | 2018-03-09 | 2018-08-28 | 江苏华辰变压器股份有限公司 | A kind of oil-immersed transformer normal pressure oiling vacuum degassing process |
| CN109378203A (en) * | 2018-12-05 | 2019-02-22 | 保定天威保变电气股份有限公司 | A kind of transformer vacuum pumping method and device |
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| Publication number | Publication date |
|---|---|
| CN103646754B (en) | 2016-04-27 |
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Granted publication date: 20160427 Termination date: 20171224 |