CN216594302U - Transformer oil detects uses extraction element - Google Patents
Transformer oil detects uses extraction element Download PDFInfo
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- CN216594302U CN216594302U CN202123148852.XU CN202123148852U CN216594302U CN 216594302 U CN216594302 U CN 216594302U CN 202123148852 U CN202123148852 U CN 202123148852U CN 216594302 U CN216594302 U CN 216594302U
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Abstract
The utility model relates to the field of extraction devices for detection, in particular to an extraction device for transformer oil detection; the sampling device comprises an oil storage tank, wherein an oil inlet pipe is arranged on the oil storage tank, a partition plate is arranged in the oil storage tank, the oil storage tank is divided into a sampling chamber and a waste sample chamber by the partition plate, and a first oil inlet hole and a second oil inlet hole which can be communicated with the oil inlet pipe are respectively arranged on the upper end surfaces of the sampling chamber and the waste sample chamber; a recovery hose is arranged in the waste sample chamber, one end of the recovery hose is connected to the oil inlet pipe, and the other end of the recovery hose extends into the waste sample chamber through the side wall of the waste sample chamber; the recovery hose is provided with a recovery pump, and the bottom of the side wall of the sampling chamber is provided with a sampling port. According to the utility model, the recovery hose can recover oil in the waste sample chamber, so that the oil inlet pipe is cleaned, the oil amount required for cleaning the oil inlet pipe is reduced, the maintenance cost of the oil-immersed transformer is reduced, and the recovery hose can be widely applied to the field of extraction devices for detection.
Description
Technical Field
The utility model relates to the field of extraction devices for detection, in particular to an extraction device for transformer oil detection.
Background
An oil immersed transformer is a common transformer, and transformer oil used in the oil immersed transformer can improve the heat dissipation performance of the transformer. After the oil immersed transformer is used for a period of time, transformer oil may be aged and deteriorated, and the transformer oil needs to be detected.
Generally, transformer oil is sampled through an oil stop valve of an oil immersed transformer, dirty oil at the bottom is discharged firstly during sampling, then a part of the transformer oil is discharged to clean the oil stop valve, and after the oil stop valve is cleaned, a sampling bottle is used for sampling. The cleaning of the oil stop valve needs to consume a large amount of transformer oil, so that the loss of the transformer oil is caused, and the maintenance cost of the oil immersed transformer is improved.
SUMMERY OF THE UTILITY MODEL
The utility model provides an extraction device for transformer oil detection, aiming at the problem that a large amount of transformer oil is wasted because a large amount of transformer oil needs to be discharged to clean an oil inlet pipe when transformer oil is sampled in the prior art.
In order to solve the technical problem, the utility model is solved by the following technical scheme:
an extraction device for transformer oil detection comprises an oil storage tank, wherein an oil inlet pipe is arranged on the oil storage tank, a partition plate is arranged in the oil storage tank and divides the oil storage tank into a sampling chamber and a waste sample chamber, and a first oil inlet hole and a second oil inlet hole which can be communicated with the oil inlet pipe are respectively arranged on the upper end surfaces of the sampling chamber and the waste sample chamber; a recovery hose is arranged in the waste sample chamber, one end of the recovery hose is connected to the oil inlet pipe, and the other end of the recovery hose extends into the waste sample chamber through the side wall of the waste sample chamber; the recovery hose is provided with a recovery pump, and the bottom of the side wall of the sampling chamber is provided with a sampling port.
The recovery hose and the recovery pump can recover oil in the waste sample chamber to clean the oil inlet pipe, so that the oil amount required for cleaning the oil inlet pipe is reduced, the maintenance cost of the oil-immersed transformer is reduced, and the recovery hose and the recovery pump can be widely applied to the field of extraction devices for detection. Wherein the sampling port arranged at the bottom of the side wall of the sampling chamber conveniently realizes the purpose that the worker samples from the sampling chamber.
Preferably, a sealing mechanism is arranged in the oil storage tank and comprises a sealing cavity, and a first sealing piece and a second sealing piece are arranged in the sealing cavity and can cut the oil inlet pipe and the first oil inlet hole.
The first sealing element and the second sealing element arranged in the sealing cavity can better realize the cutting-off between the first oil inlet hole and the oil inlet pipe and between the second oil inlet hole and the oil inlet pipe.
Preferably, the first oil inlet hole and the second oil inlet hole are positioned on the same horizontal plane, a driving mechanism for driving the first sealing element and the second sealing element to move is arranged in the sealing cavity, the driving mechanism comprises a screw rod horizontally arranged in the oil storage tank, the first sealing element and the second sealing element are both in threaded connection with the screw rod and can axially move along the screw rod, and the first sealing element and the second sealing element can respectively move to the first oil inlet hole and the second oil inlet hole along the screw rod to seal the first oil inlet hole and the second oil inlet hole; when the first sealing element blocks the first oil inlet hole, the oil inlet pipe is communicated with the second oil inlet hole, and when the second sealing element blocks the second oil passing hole, the oil inlet pipe is communicated with the first oil inlet hole.
The screw rod can better control the movement of the first sealing plate and the second sealing plate; when the first oil inlet hole is sealed and blocked by the first sealing element, the oil inlet pipe is communicated with the second oil inlet hole, and when the second oil passing hole is sealed and blocked by the second sealing element, the oil inlet pipe is communicated with the first oil inlet hole, so that the oil inlet pipe can only sample to the sampling chamber or the waste sample chamber.
Preferably, the oil storage tank is provided with a driving motor for driving the screw rod to rotate.
The driving motor in the utility model preferably realizes the control of the screw rod.
Preferably, the end of the recovery hose extending into the waste chamber is provided with a float plate.
The floating plate arranged in the utility model can enable the recovery hose to always float on the upper layer of the oil in the waste sample chamber, so that the oil with cleaner upper layer is absorbed to clean the oil inlet pipe.
Preferably, the waste chamber is provided with a filter plate located above the float plate.
According to the utility model, the filter plate is arranged to filter impurities in the dirty oil at the bottom layer of the transformer, and the waste oil in the waste sample chamber can better clean the oil inlet pipe.
Preferably, the bottom of the side wall of the waste chamber is provided with a waste outlet.
The waste discharge port is arranged in the utility model, so that the dirty oil in the waste sample chamber can be discharged.
Drawings
FIG. 1 is a sectional view of an extraction apparatus for transformer oil testing according to example 1;
fig. 2 is a cross-sectional view of the capsule of fig. 1.
The names of the parts indicated by the numerical references in the drawings are as follows:
101. an oil storage tank; 102. an oil inlet pipe; 103. a partition plate; 104. a sampling chamber; 105. a waste chamber; 106. recovering the hose; 107. a recovery pump; 108. a sampling port; 109. a filter plate; 110. a floating plate; 111. a waste discharge port; 112. a drive motor; 201. sealing the cavity; 202. a first oil inlet hole; 203. a second oil inlet hole; 204. a first seal member; 205. a second seal member; 206. and a screw rod.
Detailed Description
For a further understanding of the utility model, reference should be made to the following detailed description taken in conjunction with the accompanying drawings and examples. It is to be understood that the examples are illustrative of the utility model and not restrictive.
Example 1
As shown in fig. 1-2, the present embodiment provides an extraction apparatus for transformer oil detection, which includes an oil storage tank 101, an oil inlet pipe 102 is disposed on the oil storage tank 101, a partition plate 103 is disposed in the oil storage tank 101, the oil storage tank 101 is partitioned into a sampling chamber 104 and a waste sample chamber 105 by the partition plate 103, and a first oil inlet 202 and a second oil inlet 203 capable of communicating with the oil inlet pipe 102 are respectively disposed on the upper end surfaces of the sampling chamber 104 and the waste sample chamber 105; a recovery hose 106 is arranged in the waste chamber 105, one end of the recovery hose is connected to the oil inlet pipe 102, and the other end of the recovery hose extends into the waste chamber 105 through the side wall of the waste chamber 105; a recovery pump 107 is arranged on the recovery hose 106, and a floating plate 110 is arranged at the end part of the recovery hose 106 extending into the waste sample chamber 105; the waste chamber 105 is provided with a filter plate 109 above the floating plate 110; the bottom of the side wall of the sampling chamber 104 is provided with a sampling port 108, and the bottom of the side wall of the waste chamber 105 is provided with a waste discharge port 111.
The oil storage tank 101 is internally provided with a sealing mechanism, the sealing mechanism comprises a sealing cavity 201, and a first sealing element 204 capable of cutting the oil inlet pipe 102 and the first oil inlet hole 202 and a second sealing element 205 capable of cutting the oil inlet pipe 102 and the second oil inlet hole 203 are arranged in the sealing cavity 201. The first oil inlet hole 202 and the second oil inlet hole 203 are positioned on the same horizontal plane, a driving mechanism for driving the first sealing element 204 and the second sealing element 205 to move is arranged in the sealing cavity 201, the driving mechanism comprises a screw rod 206 horizontally arranged in the oil storage tank 101, and the oil storage tank 101 is provided with a driving motor 112 for driving the screw rod 206 to rotate; the first sealing element 204 and the second sealing element 205 are both in threaded connection with the screw rod 206 and can axially move along the screw rod 206, and the first sealing element 204 and the second sealing element 205 can respectively move to the first oil inlet hole 202 and the second oil inlet hole 203 along the screw rod 206 to seal the first oil inlet hole 202 and the second oil inlet hole 203; when the first sealing member 204 blocks the first oil inlet 202, the oil inlet pipe 102 is communicated with the second oil inlet 203, and when the second sealing member 205 blocks the second oil passing hole, the oil inlet pipe 102 is communicated with the first oil inlet 202.
The extraction device for detecting transformer oil in the embodiment is used as follows, the oil inlet pipe 102 is connected with an oil cut valve of an oil immersed transformer, the screw rod 206 is driven, the positions of the first sealing element 204 and the second sealing element 205 are moved, the first sealing element 204 cuts off the first oil inlet hole 202 and the oil inlet pipe 102, and the second oil inlet hole 203 is communicated with the oil inlet pipe 102; oil stains at the bottom of the transformer flow into the waste sample chamber 105 through the second oil inlet hole 203, when the oil stains at the bottom of the transformer are drained, the oil stop valve is closed, the transformer oil in the waste sample chamber 105 is recycled into the oil inlet pipe 102 through the recycling hose 106, the oil inlet pipe 102 is further cleaned, and after the cleaning is finished, the recycling pump 107 is closed; the screw rod 206 is driven to enable the first oil inlet hole 202 to be communicated with the oil inlet pipe 102, the second sealing element 205 cuts off the second oil inlet hole 203 and the oil inlet pipe 102, the oil cut-off valve is opened, oil in the transformer flows into the sampling chamber 104 through the first oil inlet hole 202, and then workers take out an oil sample through the sampling port 108 in the sampling chamber 104.
The recovery hose 106 and the recovery pump 107 provided in this embodiment can recover the oil in the waste sample chamber 105 to clean the oil inlet pipe 102, so that the amount of the oil needed to be used for cleaning the oil inlet pipe 102 is reduced, and the maintenance cost of the oil-immersed transformer is reduced.
The lead screw 206 in this embodiment can preferably control the movement of the first sealing plate and the second sealing plate; when the first sealing element 204 blocks the first oil inlet 202, the oil inlet pipe 102 is communicated with the second oil inlet 203, and when the second sealing element 205 blocks the second oil passing hole, the oil inlet pipe 102 is communicated with the first oil inlet 202, so that the oil inlet pipe 102 can only feed to the sampling chamber 104 or the waste chamber 105. Wherein the drive motor 112 is preferably arranged to effect control of the screw 206.
The floating plate 110 provided in this embodiment can make the recycling hose 106 always float on the upper layer of the oil in the waste sample chamber 105, so as to suck the cleaner oil on the upper layer to clean the oil inlet pipe 102.
The filter plate 109 in this embodiment is arranged to filter impurities in the dirty oil on the bottom layer of the transformer, and the waste oil in the waste sample chamber 105 can better clean the oil inlet pipe 102.
The drain port 111 is provided in this embodiment to drain the dirty oil in the waste chamber 105.
In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made according to the claims of the present invention should be covered by the scope of the present invention.
Claims (7)
1. The utility model provides a transformer oil detects uses extraction element which characterized in that: the sampling device comprises an oil storage tank (101), wherein an oil inlet pipe (102) is arranged on the oil storage tank (101), a partition plate (103) is arranged in the oil storage tank (101), the oil storage tank (101) is divided into a sampling chamber (104) and a waste sample chamber (105) by the partition plate (103), and the upper end surfaces of the sampling chamber (104) and the waste sample chamber (105) are respectively provided with a first oil inlet hole (202) and a second oil inlet hole (203) which can be communicated with the oil inlet pipe (102); a recovery hose (106) is arranged in the waste sample chamber (105), one end of the recovery hose is connected to the oil inlet pipe (102), and the other end of the recovery hose extends into the waste sample chamber (105) through the side wall of the waste sample chamber (105); a recovery pump (107) is arranged on the recovery hose (106), and a sampling port (108) is arranged at the bottom of the side wall of the sampling chamber (104).
2. The extraction device for transformer oil detection according to claim 1, wherein: be equipped with sealing mechanism in oil storage tank (101), sealing mechanism includes sealed chamber (201), is equipped with in sealed chamber (201) and can cuts first sealing member (204) of oil inlet pipe (102) and first inlet port (202) and can cut second sealing member (205) of oil inlet pipe (102) and second inlet port (203).
3. The extraction device for transformer oil detection according to claim 2, characterized in that: the first oil inlet hole (202) and the second oil inlet hole (203) are located on the same horizontal plane, a driving mechanism for driving the first sealing piece (204) and the second sealing piece (205) to move is arranged in the sealing cavity (201), the driving mechanism comprises a screw rod (206) horizontally arranged in the oil storage tank (101), the first sealing piece (204) and the second sealing piece (205) are both in threaded connection with the screw rod (206) and can axially move along the screw rod (206), and the first sealing piece (204) and the second sealing piece (205) can respectively move to the first oil inlet hole (202) and the second oil inlet hole (203) along the screw rod (206) to seal the first oil inlet hole (202) and the second oil inlet hole (203); when the first sealing piece (204) seals the first oil inlet hole (202), the oil inlet pipe (102) is communicated with the second oil inlet hole (203), and when the second sealing piece (205) seals the second oil passing hole, the oil inlet pipe (102) is communicated with the first oil inlet hole (202).
4. The extraction device for transformer oil detection according to claim 3, wherein: the oil storage tank (101) is provided with a driving motor (112) for driving the screw rod (206) to rotate.
5. The extraction device for transformer oil detection according to claim 1, wherein: the end of the recovery hose (106) extending into the waste chamber (105) is provided with a floating plate (110).
6. The extraction device for transformer oil detection according to claim 5, wherein: the waste chamber (105) is provided with a filter plate (109) positioned above the float plate (110).
7. The extraction device for transformer oil detection according to claim 1, wherein: the bottom of the side wall of the waste sample chamber (105) is provided with a waste discharge opening (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123148852.XU CN216594302U (en) | 2021-12-15 | 2021-12-15 | Transformer oil detects uses extraction element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123148852.XU CN216594302U (en) | 2021-12-15 | 2021-12-15 | Transformer oil detects uses extraction element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216594302U true CN216594302U (en) | 2022-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123148852.XU Active CN216594302U (en) | 2021-12-15 | 2021-12-15 | Transformer oil detects uses extraction element |
Country Status (1)
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|---|---|
| CN (1) | CN216594302U (en) |
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2021
- 2021-12-15 CN CN202123148852.XU patent/CN216594302U/en active Active
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