CN204144021U - A kind of testing transformer reconditioner - Google Patents
A kind of testing transformer reconditioner Download PDFInfo
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- CN204144021U CN204144021U CN201420576279.3U CN201420576279U CN204144021U CN 204144021 U CN204144021 U CN 204144021U CN 201420576279 U CN201420576279 U CN 201420576279U CN 204144021 U CN204144021 U CN 204144021U
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Abstract
The utility model discloses a kind of testing transformer reconditioner, aim to provide the testing transformer reconditioner of the waste of the transformer oil that a kind of recyclable, purification lubricating cup terminal changes.It comprises coarse filter, fine filter, heater, degassing tank, vacuum pump and oil outlet; Coarse filter comprises coarse filtration tank, and coarse filtration tank is provided with the first oil-in and the first oil-out, and heater comprises heating tank, and heating tank is provided with the second oil-in and the second oil-out; Degassing tank be provided with bleeding point, the 3rd oil-in and the 3rd oil-out.Be connected by the first pipeline between first oil-out with fine filter import.Fine filter outlet is connected by second pipe with between the second oil-in.Be connected by the 3rd pipeline between second oil-out with the 3rd oil-in.3rd is connected by the 4th pipeline between oil-out with oil outlet.Be connected by the 5th pipeline between vacuum pump with bleeding point.
Description
Technical field
The utility model relates to a kind of purifier, is specifically related to a kind of testing transformer reconditioner.
Background technology
Power cable with cross-linked polyethylene insulation obtains a wide range of applications with the electric property of its excellence and mechanical and physical performance, and the detection method of its performance is also developed rapidly accordingly.The U0 (U0 is the phase voltage of cable) 5 minutes of 3.5 times is withstand voltage and under 1.73 times of U0 local discharge test (partial discharge test) as the main project of the delivery test of power cable with cross-linked polyethylene insulation, this test needs suitable terminal, and terminal main at present has deionized water terminal and lubricating cup terminal; Wherein, deionized water terminal is generally used for the routine test of the XLPE cable of 110kV and above; For the cable of low-voltage-grade, deionized water terminal is not only time-consuming but also can cause the waste of cable, therefore electric pressure 35kV and following cable in routine test through conventional lubricating cup terminal.Medium mainly transformer oil or the freon of lubricating cup terminal, and due to the mainly Freon 113 of the liquid medium in freon test terminal, this kind of quick-fried leakage of medium is in atmosphere, volatile, destroys the ozone layer in air; The medium mainly transformer oil of thus current lubricating cup terminal.
Electric pressure is in 35kV and following cable lubricating cup terminal used in routine test, and transformer oil is in atmosphere exposed as dielectric, easily has moisture to immerse; Especially in overcast and rainy moist southern area, transformer oil phenomenon of making moist is more obvious, and after transformer oil immersed by moisture, put in test process in office and easily cause interference to cause discharge capacity to exceed standard, time serious, test cannot be carried out; On the other hand, put in office, transformer oil directly contacts with copper conductor cut surface in voltage-withstand test process, after test several times, will occur in transformer oil a large amount of copper powder depositions causing interference electric discharge; Thus in order to get rid of the interference of moisture in transformer oil and copper powder, the low and transformer oil of test efficiency is avoided to disturb electric discharge to cause the inaccurate problem of result of the test; Then need often to change transformer oil, but the transformer oil changed at present is usually made waste oil and directly processed, this causes again the waste of transformer oil.
Utility model content
The purpose of this utility model is to overcome deficiency of the prior art, the testing transformer reconditioner of the transformer oil providing a kind of recyclable, purification lubricating cup terminal to change, avoid the waste of transformer oil, and can meet that office puts, voltage-withstand test requirement through the transformer oil of testing transformer reconditioner purification, avoid the low and transformer oil of test efficiency to disturb electric discharge to cause the inaccurate problem of result of the test.
The technical solution of the utility model is:
A kind of testing transformer reconditioner, comprises coarse filter, fine filter, heater, degassing tank, vacuum pump and oil outlet; The coarse filter device that described coarse filter comprises coarse filtration tank and is arranged in coarse filtration tank, the top of described coarse filtration tank is provided with the first oil-in, bottom is provided with the first oil-out, described coarse filter device comprises at least two-layer coarse filtration net distributed successively from top to bottom, and the mesh of the coarse filtration net distributed successively from top to bottom reduces gradually; Described heater comprises heating tank and is arranged on the heater in heating tank, and the bottom of described heating tank is provided with the second oil-in, and top is provided with the second oil-out; The top of described degassing tank is provided with bleeding point and the 3rd oil-in, the bottom of degassing tank is provided with the 3rd oil-out, the top of degassing tank is also provided with the vacuum meter of the air pressure of the upper chamber for detecting degassing tank, and the bottom of degassing tank is also provided with the temperature measuring equipment for detecting the oil liquid temperature in degassing tank; Be connected by the first pipeline between described first oil-out and the import of fine filter, and the first pipeline connects mutually and is provided with the first switch valve; The outlet of fine filter is connected by second pipe with between the second oil-in; Be connected by the 3rd pipeline between described second oil-out with the 3rd oil-in; Described 3rd is connected by the 4th pipeline between oil-out with oil outlet, and is provided with fuel-displaced valve between oil outlet and the 4th pipeline; Described vacuum pump is connected by the 5th pipeline with between bleeding point.
The testing transformer reconditioner of this programme effectively can remove moisture, copper powder and other impurity in transformer oil that lubricating cup terminal changes, thus realize the transformer oil of lubricating cup terminal recovery, recycle; And can meet that office puts, voltage-withstand test requirement through the transformer oil of testing transformer reconditioner purification, avoid the low and transformer oil of test efficiency to disturb electric discharge to cause the inaccurate problem of result of the test.
As preferably, also comprise external pipe, described 4th pipeline is provided with sample valve, and the Single port of described external pipe is connected with the 4th pipeline, and and the port of the external pipe of the 4th pipeline communication between sample valve and fuel-displaced valve, external pipe is also provided with unidirectional valve and second switch valve.
Sample valve in this programme can carry out transformer oil sampling in the 4th pipeline, thus the logical transformer oil detecting sampling, confirm that whether the moisture of the transformer oil in degassing tank is up to standard.On the other hand, external pipe, the setting of unidirectional valve and second switch valve, the transformer oil after purification is made to supply the application of other desired system, wherein the setting of unidirectional valve avoids extraneous Air Reverse to entering degassing tank, and cause the impurity such as moisture, dust to enter degassing tank, cause secondary pollution.
As preferably, the 5th pipeline is provided with aeration valve and the 3rd switch valve, and the 3rd switch valve is near vacuum pump.
As preferably, bleeding point is positioned at the top of the 3rd oil-in, and between bleeding point and the 3rd oil-in, is provided with dividing plate in degassing tank, is provided with air vent hole in the middle part of this dividing plate.This programme structure effectively can avoid the fluid will flowed into by the 3rd oil-in in degassing tank in the vacuum pump course of work, walks, cause fluid to waste, even affect vacuum pump work from bleeding point suction.
As preferably, in degassing tank, be positioned at below dividing plate and be provided with mozzle, the upper port of this mozzle is connected with the 3rd oil-in, and lower port down extends to degassing tank bottom, and the lower port of mozzle is arranged down.This programme structure avoids the fluid will flowed into by the 3rd oil-in in degassing tank in the vacuum pump course of work further, walks, cause fluid to waste, even affect vacuum pump work from bleeding point suction.
As preferably, the 5th pipeline is also provided with preventer.This programme structure can prevent fluid in the vacuum pump course of work from entering vacuum pump, affects vacuum pump work.
As preferably, the 4th pipeline is also provided with the Pressure gauge for detecting the oil pressure in the 4th pipeline.
As preferably, temperature measuring equipment is thermometer.
As preferably, heater comprises the electric heating tube of spiral surrounding in heating tank.
The beneficial effects of the utility model are: the transformer oil that recyclable, purification lubricating cup terminal changes, and avoid the waste of transformer oil; And can meet that office puts, voltage-withstand test requirement through the transformer oil of testing transformer reconditioner purification, avoid the low and transformer oil of test efficiency to disturb electric discharge to cause the inaccurate problem of result of the test.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model.
In figure: coarse filter 1, first oil-in 2, coarse filtration tank 3, coarse filter device 4, first oil-out 5, first pipeline is connected 6, first switch valve 7, fine filter 8, second pipe 9, heating tank 10, degassing tank 11, 3rd pipeline 12, bleeding point 13, dividing plate 14, air vent hole 15, 3rd oil-in 16, aeration valve 17, preventer 18, 3rd switch valve 19, vacuum pump 20, 5th pipeline 21, mozzle 22, Pressure gauge 23, sample valve 24, fuel-displaced valve 25, oil outlet 25a, 3rd oil-out 26, 4th pipeline 27, external pipe 28, unidirectional valve 29, second switch valve 30.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail:
As shown in Figure 1, a kind of testing transformer reconditioner comprises coarse filter 1, fine filter 8, heater, degassing tank 11, vacuum pump 20, oil outlet 25a and external pipe 28.
Coarse filter comprises coarse filtration tank 3 and is arranged on the coarse filter device 4 in coarse filtration tank.The top of coarse filtration tank is provided with the first oil-in 2, and bottom is provided with the first oil-out 5.Coarse filter device comprises three layers of coarse filtration net distributed successively from top to bottom, and the mesh of the coarse filtration net distributed successively from top to bottom reduces gradually.Fine filter is provided with the import and outlet that pass in and out for transformer oil.
The heater that heater comprises heating tank 10 and is arranged in heating tank.The bottom of heating tank is provided with the second oil-in, and top is provided with the second oil-out.Heater comprises the electric heating tube of spiral surrounding in heating tank.
The top of degassing tank is provided with bleeding point 13 and the 3rd oil-in 16, and the bottom of degassing tank is provided with the 3rd oil-out 26.Bleeding point is positioned at the top of the 3rd oil-in, and between bleeding point and the 3rd oil-in, is provided with dividing plate 14 in degassing tank.Air vent hole 15 is provided with in the middle part of this dividing plate.In degassing tank, be positioned at below dividing plate and be provided with mozzle 22.The upper port of this mozzle is connected with the 3rd oil-in, and lower port down extends to degassing tank bottom, and the lower port of mozzle is arranged down.The top of degassing tank is also provided with the vacuum meter of the air pressure of the upper chamber for detecting degassing tank.The bottom of degassing tank is also provided with the temperature measuring equipment for detecting the oil liquid temperature in degassing tank.Temperature measuring equipment is thermometer.
Be connected 6 by the first pipeline between first oil-out and the import of fine filter, and the first pipeline connects and is provided with the first switch valve 7 mutually.The outlet of fine filter is connected by second pipe 9 with between the second oil-in.Fine filter is accurate filter, is provided with filter core in it.Be connected by the 3rd pipeline 12 between second oil-out with the 3rd oil-in.
3rd is connected by the 4th pipeline 27 between oil-out with oil outlet, and is provided with fuel-displaced valve 25 between oil outlet and the 4th pipeline.Fuel-displaced valve is switch valve.4th pipeline is provided with sample valve 24.4th pipeline is also provided with the Pressure gauge 23 for detecting the oil pressure in the 4th pipeline.The Single port of external pipe is connected with the 4th pipeline, and and the port of the external pipe of the 4th pipeline communication between sample valve and fuel-displaced valve.External pipe is also provided with unidirectional valve 29 and second switch valve 30.
Be connected by the 5th pipeline 21 between vacuum pump with bleeding point.5th pipeline is provided with aeration valve 17 and the 3rd switch valve 19, and the 3rd switch valve is near vacuum pump.5th pipeline is also provided with preventer 18.
The concrete use procedure of testing transformer reconditioner of the present utility model is as follows:
The first, the first switch valve and the 3rd switch valve are opened, and fuel-displaced valve and second switch valve are closed, then open vacuum pump;
Second, coarse filtration tank put into by the transformer oil that need filter, under the deadweight of transformer oil and the negative-pressure ward effect of vacuum pump: the suspended impurity on the part copper powder in each coarse filtration net first in coarse filter device just transformer oil and surface filters by the transformer oil in coarse filtration tank;
3rd, then transformer oil enters fine filter by the first pipeline, is further filtered the copper powder in transformer oil and impurity by fine filter;
4th, then transformer oil enters heating tank by second pipe and heats, and its object makes in order to the water in heating transformer oil;
5th, then transformer oil enters degassing tank by the 3rd pipeline, under extremely low vacuum pressure effect, and the gas diabrosis oil film in oil and separating out, moisture evaporates rapidly, is then discharged by vacuum pump, thus is discharged by the moisture in transformer oil; Complete the whole purification process of transformer oil since then;
6th, use during transformer oil can close vacuum pump at needs, open fuel-displaced valve, thus the transformer oil needed for taking out.
Claims (9)
1. a testing transformer reconditioner, is characterized in that, comprises coarse filter (1), fine filter (8), heater, degassing tank (11), vacuum pump (20) and oil outlet (25a);
Described coarse filter comprises coarse filtration tank (3) and is arranged on the coarse filter device (4) in coarse filtration tank, the top of described coarse filtration tank is provided with the first oil-in (2), bottom is provided with the first oil-out (5), described coarse filter device comprises at least two-layer coarse filtration net distributed successively from top to bottom, and the mesh of the coarse filtration net distributed successively from top to bottom reduces gradually;
The heater that described heater comprises heating tank (10) and is arranged in heating tank, the bottom of described heating tank is provided with the second oil-in, and top is provided with the second oil-out;
The top of described degassing tank is provided with bleeding point (13) and the 3rd oil-in (16), the bottom of degassing tank is provided with the 3rd oil-out (26), the top of degassing tank is also provided with the vacuum meter of the air pressure of the upper chamber for detecting degassing tank, and the bottom of degassing tank is also provided with the temperature measuring equipment for detecting the oil liquid temperature in degassing tank;
Be connected (6) by the first pipeline between described first oil-out and the import of fine filter, and the first pipeline connects mutually and is provided with the first switch valve (7); The outlet of fine filter is connected by second pipe (9) with between the second oil-in; Be connected by the 3rd pipeline (12) between described second oil-out with the 3rd oil-in; Described 3rd is connected by the 4th pipeline (27) between oil-out with oil outlet, and is provided with fuel-displaced valve (25) between oil outlet and the 4th pipeline; Described vacuum pump is connected by the 5th pipeline (21) with between bleeding point.
2. a kind of testing transformer reconditioner according to claim 1, it is characterized in that, also comprise external pipe (28), described 4th pipeline is provided with sample valve (24), the Single port of described external pipe is connected with the 4th pipeline, and and the port of the external pipe of the 4th pipeline communication between sample valve and fuel-displaced valve, external pipe is also provided with unidirectional valve (29) and second switch valve (30).
3. a kind of testing transformer reconditioner according to claim 1, is characterized in that, described 5th pipeline is provided with aeration valve and the 3rd switch valve, and the 3rd switch valve is near vacuum pump.
4. a kind of testing transformer reconditioner according to claim 1 or 2 or 3, it is characterized in that, described bleeding point is positioned at the top of the 3rd oil-in, and between bleeding point and the 3rd oil-in, is provided with dividing plate (14) in degassing tank, is provided with air vent hole (15) in the middle part of this dividing plate.
5. a kind of testing transformer reconditioner according to claim 4, it is characterized in that, in described degassing tank, be positioned at below dividing plate and be provided with mozzle, the upper port of this mozzle is connected with the 3rd oil-in, lower port down extends to degassing tank bottom, and the lower port of mozzle is arranged down.
6. a kind of testing transformer reconditioner according to claim 1 or 2 or 3, is characterized in that, described 5th pipeline is also provided with preventer.
7. a kind of testing transformer reconditioner according to claim 1 or 2 or 3, is characterized in that, described 4th pipeline is also provided with the Pressure gauge for detecting the oil pressure in the 4th pipeline.
8. a kind of testing transformer reconditioner according to claim 1 or 2 or 3, is characterized in that, described temperature measuring equipment is thermometer.
9. a kind of testing transformer reconditioner according to claim 1 or 2 or 3, is characterized in that, described heater comprises the electric heating tube of spiral surrounding in heating tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420576279.3U CN204144021U (en) | 2014-09-30 | 2014-09-30 | A kind of testing transformer reconditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420576279.3U CN204144021U (en) | 2014-09-30 | 2014-09-30 | A kind of testing transformer reconditioner |
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| Publication Number | Publication Date |
|---|---|
| CN204144021U true CN204144021U (en) | 2015-02-04 |
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| CN201420576279.3U Active CN204144021U (en) | 2014-09-30 | 2014-09-30 | A kind of testing transformer reconditioner |
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| CN (1) | CN204144021U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109003786A (en) * | 2018-07-24 | 2018-12-14 | 国网福建省电力有限公司 | A kind of transformer oil intelligent microwave vacuum treatment installation |
| CN111849546A (en) * | 2020-07-08 | 2020-10-30 | 华北电力科学研究院有限责任公司 | Transformer oil separating equipment |
| CN111921233A (en) * | 2020-08-06 | 2020-11-13 | 张家港市江南利玛特设备制造有限公司 | Oil way degassing system |
-
2014
- 2014-09-30 CN CN201420576279.3U patent/CN204144021U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109003786A (en) * | 2018-07-24 | 2018-12-14 | 国网福建省电力有限公司 | A kind of transformer oil intelligent microwave vacuum treatment installation |
| CN111849546A (en) * | 2020-07-08 | 2020-10-30 | 华北电力科学研究院有限责任公司 | Transformer oil separating equipment |
| CN111849546B (en) * | 2020-07-08 | 2022-03-11 | 华北电力科学研究院有限责任公司 | Transformer oil separating equipment |
| CN111921233A (en) * | 2020-08-06 | 2020-11-13 | 张家港市江南利玛特设备制造有限公司 | Oil way degassing system |
| CN111921233B (en) * | 2020-08-06 | 2024-03-29 | 苏州利玛特能源装备有限公司 | Oil way degassing system |
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