CN210073571U - Oiling device for transformer - Google Patents
Oiling device for transformer Download PDFInfo
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- CN210073571U CN210073571U CN201920928343.2U CN201920928343U CN210073571U CN 210073571 U CN210073571 U CN 210073571U CN 201920928343 U CN201920928343 U CN 201920928343U CN 210073571 U CN210073571 U CN 210073571U
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- transformer
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- control valve
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- vacuum pump
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Abstract
The utility model relates to an oiling device for transformer, it includes batch oil tank, vacuum pump and transformer tank, the batch oil tank be connected with the notes oil pipe, the notes oil pipe on set gradually filter and first control valve, the tip and the transformer tank of notes oil pipe are connected, vacuum pump connection have the exhaust tube, the exhaust tube on be provided with the second control valve, the tip and the transformer tank of exhaust tube are connected, transformer tank's up end set up to the rubber lid, the inside pressure vacuum meter that is provided with of transformer tank, the pressure vacuum meter have the controller through the connection of electric lines, the controller be connected with vacuum pump, first control valve and second control valve respectively, the utility model has the advantages of simple structure, the exhaust tube suck-back can not appear, convenient control liquid level and practicality are strong.
Description
Technical Field
The utility model belongs to the technical field of the transformer, concretely relates to oiling device for transformer.
Background
The transformer bushing is an insulating bushing which leads high and low voltage leads inside a transformer to the outside of an oil tank, not only is used as a lead for insulation against the ground, but also plays a role of a fixed lead, the transformer bushing is one of current-carrying elements of the transformer, load current is passed for a long time in the running process of the transformer, short-circuit current is passed when short circuit occurs outside the transformer, in a power system, in order to ensure that the transformer bushing works safely and stably, according to the regulation requirements of power running and maintenance, reasonable oil quantity and quality of transformer oil in the bushing are ensured, if the bushing is wetted to cause the quality of the oil to exceed the standard, or a large amount of oil drainage is carried out in bushing maintenance, vacuum oil injection is needed to restore the oil quantity or quality in the bushing, when oil injection equipment in the prior art passes through the vacuum oil injection, an exhaust pipe and an oil injection pipe are made of the same pipe body, therefore, it is necessary to provide an oiling device for a transformer, which has a simple structure, does not cause back suction of an exhaust pipe, is convenient to control the liquid level height and has practicability.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art, and providing the oil injection device for the transformer, which has simple structure, can not suck the air exhaust pipe reversely, and is convenient to control the liquid level height and the practicability.
The purpose of the utility model is realized like this: the utility model provides an oiling device for transformer, it includes batch oil tank, vacuum pump and transformer tank, the batch oil tank be connected with the oiling pipe, the oiling pipe on set gradually filter and first control valve, the tip and the transformer tank of oiling pipe are connected, vacuum pump connection have the exhaust tube, the exhaust tube on be provided with the second control valve, the tip and the transformer tank of exhaust tube are connected, the up end of transformer tank set up to the rubber lid, the inside pressure vacuum meter that is provided with of transformer tank, the pressure vacuum meter have the controller through the connection of electric lines, the controller be connected with vacuum pump, first control valve and second control valve respectively.
The connection mode of the filter and the oil filling pipe is set as detachable connection.
And an interface is arranged on an electric wire between the pressure vacuum gauge and the controller.
The controller is connected with the vacuum pump, the first control valve and the second control valve through electric wires.
The transformer oil tank is provided with a visual window.
The utility model has the advantages that: the utility model is provided with a vacuum pump, the vacuum treatment of the transformer oil tank can be realized through the vacuum pump and the exhaust tube, the pressure vacuum gauge arranged in the transformer oil tank can detect the pressure in the transformer oil tank, when the pressure vacuum gauge shows a vacuum state, the vacuum pump is stopped through the controller, the second control valve is closed at the same time, then the first control valve is opened, the oil in the oil tank is injected into the transformer through the oil filling tube, the oil in the oil tank is filtered through the filter arranged on the oil filling tube, so that the oil injected into the transformer oil tank is purer and more convenient to use, because of the pressure difference between the oil tank and the transformer oil tank, the oil injection process does not need to use a pump body and is injected into the transformer oil tank through the pressure difference, when the liquid level in the transformer oil tank reaches the position of the oil filling tube opening, the pressure difference between the oil tank and the transformer, the oiling is accomplished, can close first control valve this moment, can take exhaust tube and notes oil pipe out, seals transformer tank, dismantles the electric wire kneck between vacuum pressure gauge and the controller, and the connected mode of filter and notes oil pipe sets up to dismantling the connection, is convenient for change and wash the filter, and the practicality is strong, the utility model has the advantages of simple structure, can not appear that the exhaust tube suck-back, conveniently control liquid level and practicality.
Drawings
Fig. 1 is a schematic structural diagram of the oil injection device for the transformer of the present invention.
1. The device comprises an oil storage tank 2, a filter 3, an oil filling pipe 4, a first control valve 5, a rubber cover body 6, a transformer oil tank 7, a vacuum pump 8, an air extraction pipe 9, a second control valve 10, a controller 11, an electric wire 12 and a pressure vacuum gauge.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Example 1
As shown in fig. 1, an oiling device for transformer, it includes batch oil tank 1, vacuum pump 7 and transformer tank 6, batch oil tank 1 be connected with oiling pipe 3, oiling pipe 3 on set gradually filter 2 and first control valve 4, the tip and the transformer tank 6 of oiling pipe 3 are connected, vacuum pump 7 be connected with exhaust tube 8, exhaust tube 8 on be provided with second control valve 9, the tip and the transformer tank 6 of exhaust tube 8 are connected, transformer tank 6's up end set up to rubber lid 5, the inside pressure vacuum gauge 12 that is provided with of transformer tank 6, pressure vacuum gauge 12 be connected with controller 10 through electric wire 11, controller 10 be connected with vacuum pump 7, first control valve 4 and second control valve 9 respectively.
The utility model is provided with a vacuum pump, the vacuum treatment of the transformer oil tank can be realized through the vacuum pump and the exhaust tube, the pressure vacuum gauge arranged in the transformer oil tank can detect the pressure in the transformer oil tank, when the pressure vacuum gauge shows a vacuum state, the vacuum pump is stopped through the controller, the second control valve is closed at the same time, then the first control valve is opened, the oil in the oil tank is injected into the transformer through the oil filling tube, the oil in the oil tank is filtered through the filter arranged on the oil filling tube, so that the oil injected into the transformer oil tank is purer and more convenient to use, because of the pressure difference between the oil tank and the transformer oil tank, the oil injection process does not need to use a pump body and is injected into the transformer oil tank through the pressure difference, when the liquid level in the transformer oil tank reaches the position of the oil filling tube opening, the pressure difference between the oil tank and the transformer, the oiling is accomplished, can close first control valve this moment, can take exhaust tube and notes oil pipe out, seals transformer tank, dismantles the electric wire kneck between vacuum pressure gauge and the controller, and the practicality is strong, the utility model has the advantages of simple structure, can not appear that the exhaust tube suck down, conveniently control liquid level and practicality.
Example 2
As shown in fig. 1, an oil injection device for a transformer comprises an oil storage tank 1, a vacuum pump 7 and a transformer oil tank 6, wherein the oil storage tank 1 is connected with an oil injection pipe 3, the oil injection pipe 3 is sequentially provided with a filter 2 and a first control valve 4, the end part of the oil injection pipe 3 is connected with the transformer oil tank 6, the vacuum pump 7 is connected with an air extraction pipe 8, the air extraction pipe 8 is provided with a second control valve 9, the end part of the air extraction pipe 8 is connected with the transformer oil tank 6, the upper end surface of the transformer oil tank 6 is provided with a rubber cover body 5, a pressure vacuum meter 12 is arranged inside the transformer oil tank 6, the pressure vacuum meter 12 is connected with a controller 10 through an electric wire 11, the controller 10 is respectively connected with the vacuum pump 7, the first control valve 4 and the second control valve 9, the connection mode of the filter 2 and the oil injection pipe 3 is detachably connected, an interface is arranged on an electric wire 11 between the pressure vacuum meter 12 and the controller 10, the controller 10 is connected with the vacuum pump 7, the first control valve 4 and the second control valve 9 through the electric wire 11, and a visual window is arranged on the transformer oil tank 6.
The utility model is provided with a vacuum pump, the vacuum treatment of the transformer oil tank can be realized through the vacuum pump and the exhaust tube, the pressure vacuum gauge arranged in the transformer oil tank can detect the pressure in the transformer oil tank, when the pressure vacuum gauge shows a vacuum state, the vacuum pump is stopped through the controller, the second control valve is closed at the same time, then the first control valve is opened, the oil in the oil tank is injected into the transformer through the oil filling tube, the oil in the oil tank is filtered through the filter arranged on the oil filling tube, so that the oil injected into the transformer oil tank is purer and more convenient to use, because of the pressure difference between the oil tank and the transformer oil tank, the oil injection process does not need to use a pump body and is injected into the transformer oil tank through the pressure difference, when the liquid level in the transformer oil tank reaches the position of the oil filling tube opening, the pressure difference between the oil tank and the transformer, the oiling is accomplished, can close first control valve this moment, can take exhaust tube and notes oil pipe out, seals transformer tank, dismantles the electric wire kneck between vacuum pressure gauge and the controller, and the connected mode of filter and notes oil pipe sets up to dismantling the connection, is convenient for change and wash the filter, and the practicality is strong, the utility model has the advantages of simple structure, can not appear that the exhaust tube suck-back, conveniently control liquid level and practicality.
Claims (5)
1. The utility model provides an oiling device for transformer, it includes batch oil tank, vacuum pump and transformer tank, its characterized in that: the oil storage tank be connected with the oiling pipe, the oiling pipe on set gradually filter and first control valve, the tip and the transformer tank of oiling pipe are connected, vacuum pump connection have the exhaust tube, the exhaust tube on be provided with the second control valve, the tip and the transformer tank of exhaust tube are connected, the up end of transformer tank set up to the rubber lid, the inside pressure vacuum table that is provided with of transformer tank, the pressure vacuum table have the controller through the connection of electric lines, the controller be connected with vacuum pump, first control valve and second control valve respectively.
2. The oil injection device for the transformer according to claim 1, wherein: the connection mode of the filter and the oil filling pipe is set as detachable connection.
3. The oil injection device for the transformer according to claim 1, wherein: and an interface is arranged on an electric wire between the pressure vacuum gauge and the controller.
4. The oil injection device for the transformer according to claim 1, wherein: the controller is connected with the vacuum pump, the first control valve and the second control valve through electric wires.
5. The oil injection device for the transformer according to claim 1, wherein: the transformer oil tank is provided with a visual window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920928343.2U CN210073571U (en) | 2019-06-20 | 2019-06-20 | Oiling device for transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920928343.2U CN210073571U (en) | 2019-06-20 | 2019-06-20 | Oiling device for transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210073571U true CN210073571U (en) | 2020-02-14 |
Family
ID=69428291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920928343.2U Active CN210073571U (en) | 2019-06-20 | 2019-06-20 | Oiling device for transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210073571U (en) |
-
2019
- 2019-06-20 CN CN201920928343.2U patent/CN210073571U/en active Active
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