CN216247061U - Transformer oil level thermometer seat leakage test frock - Google Patents

Transformer oil level thermometer seat leakage test frock Download PDF

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Publication number
CN216247061U
CN216247061U CN202122593243.9U CN202122593243U CN216247061U CN 216247061 U CN216247061 U CN 216247061U CN 202122593243 U CN202122593243 U CN 202122593243U CN 216247061 U CN216247061 U CN 216247061U
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CN
China
Prior art keywords
mounting hole
oil surface
surface thermometer
pressure gauge
thermometer seat
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Active
Application number
CN202122593243.9U
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Chinese (zh)
Inventor
孔维栋
苑雪莲
张海宇
马亚超
芦浩
刘佳林
张振怀
宋茜
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BAODING BAOLING TRANSFORMER CO LTD
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BAODING BAOLING TRANSFORMER CO LTD
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Priority to CN202122593243.9U priority Critical patent/CN216247061U/en
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Publication of CN216247061U publication Critical patent/CN216247061U/en
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Abstract

The utility model relates to a leakage test tool for a transformer oil surface thermometer seat, and belongs to the technical field of transformer manufacturing. The technical scheme is as follows: the main body (1) of the tool is a container with an open top, the open top is sealed by a cover plate (2) and a sealing ring, the cover plate (2) is provided with an inflation nozzle mounting hole, a pressure gauge mounting hole and an oil surface thermometer seat mounting hole, an inflation nozzle (3) is welded on the inflation nozzle mounting hole, and the inflation nozzle (3) is connected with a high-pressure air source; the pressure gauge (4) is installed on the pressure gauge mounting hole, and the oil surface thermometer seat (5) needing to be detected is installed on the oil surface thermometer seat mounting hole. The utility model has the beneficial effects that: whether the matching between the oil surface thermometer and the oil surface thermometer seat is tightly detected on site through a simple tool, the oil leakage phenomenon is avoided, the quality of a transformer product is ensured, the operation is simple and convenient, the cost is low, and the method is suitable for being used on site in transformer manufacturing.

Description

Transformer oil level thermometer seat leakage test frock
Technical Field
The utility model relates to a leakage test tool for a transformer oil surface thermometer seat, and belongs to the technical field of transformer manufacturing.
Background
At present, in a transformer manufacturing process, in order to prevent the transformer oil temperature from being too high and accelerate the aging of the transformer, an oil surface thermometer needs to be installed on the top of the transformer, firstly, a hole needs to be drilled on the top of a transformer oil tank, an oil surface thermometer seat needs to be installed, then, the oil surface thermometer is installed on the top of the transformer oil tank through the oil surface thermometer seat, and the oil surface thermometer is used for measuring the upper oil temperature of the transformer oil tank and monitoring whether the running state of the transformer is normal or not. The oil surface thermometer is not tightly matched with the oil surface thermometer seat, so that oil leakage can occur to influence the quality of a transformer product. Therefore, before the oil surface thermometer seat is installed on the open hole in the top of the transformer oil tank, whether the oil surface thermometer and the oil surface thermometer seat are matched tightly or not and whether oil leakage is possible or not is detected on site, so that the oil leakage phenomenon can be avoided, and the quality of the transformer product is ensured.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a leakage test tool for an oil surface thermometer seat of a transformer, which is used for detecting whether the matching between an oil surface thermometer and the oil surface thermometer seat is tight or not on site through a simple tool, so that the oil leakage phenomenon is avoided, the quality of a transformer product is ensured, the operation is simple and convenient, the cost is low, the leakage test tool is suitable for being used on site for manufacturing the transformer, and the problems in the prior art are solved.
The technical scheme of the utility model is as follows:
a leakage test tool for an oil surface thermometer seat of a transformer is characterized in that a main body of the tool is a container with an opening at the top, the opening at the top is sealed through a cover plate and a sealing ring, an inflation nozzle mounting hole, a pressure gauge mounting hole and an oil surface thermometer seat mounting hole are formed in the cover plate, an inflation nozzle is welded on the inflation nozzle mounting hole, and the inflation nozzle is connected with a high-pressure air source; the pressure gauge is arranged on the pressure gauge mounting hole, and the oil surface thermometer seat needing to be detected is arranged on the oil surface thermometer seat mounting hole.
The pressure gauge mounting hole and the oil surface thermometer seat mounting hole are respectively matched with a pressure gauge mounting hole plug and an oil surface thermometer seat mounting hole plug, when the test is not carried out, the pressure gauge and the oil surface thermometer seat are taken down, and the pressure gauge mounting hole and the oil surface thermometer seat mounting hole are respectively plugged by the pressure gauge mounting hole plug and the oil surface thermometer seat mounting hole plug.
And respective sealing gaskets are matched between the pressure gauge and the oil surface temperature gauge seat and between the pressure gauge mounting hole and the oil surface temperature gauge seat mounting hole.
The main body and the cover plate are fastened through bolts.
Preparing a test tool: an inflation nozzle mounting hole, a pressure gauge mounting hole and an oil surface thermometer seat mounting hole are formed in the cover plate, and an inflation nozzle is welded on the inflation nozzle mounting hole; the pressure gauge mounting hole and the oil surface thermometer seat mounting hole are respectively plugged by a pressure gauge mounting hole plug and an oil surface thermometer seat mounting hole plug;
and (3) carrying out an oil surface thermometer seat leakage test: taking down a pressure gauge mounting hole plug and an oil surface thermometer seat mounting hole plug on a pressure gauge mounting hole and an oil surface thermometer seat mounting hole, mounting an oil surface thermometer seat to be detected on the oil surface thermometer seat mounting hole, mounting a pressure gauge on the pressure gauge mounting hole, and matching respective sealing gaskets between the pressure gauge and the oil surface thermometer seat and between the pressure gauge and the oil surface thermometer seat mounting hole; the top opening is sealed by a cover plate and a sealing ring, and an inflation nozzle is connected with a high-pressure air source; injecting nitrogen or dry air by using an inflating nozzle, wherein the pressure reaches 0.049 MPa; standing for 48h, wherein the pressure is not reduced, and the oil surface thermometer seat is qualified, otherwise, the oil surface thermometer seat is unqualified.
The utility model has the beneficial effects that: whether the matching between the oil surface thermometer and the oil surface thermometer seat is tightly detected on site through a simple tool, the oil leakage phenomenon is avoided, the quality of a transformer product is ensured, the operation is simple and convenient, the cost is low, and the method is suitable for being used on site in transformer manufacturing.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a top view of an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a use state of the embodiment of the present invention;
in the figure: the device comprises a main body 1, a cover plate 2, an inflation nozzle 3, a pressure gauge 4, an oil surface thermometer seat 5, a pressure gauge mounting hole plug 6, a bolt 7 and an oil surface thermometer seat mounting hole plug 8.
Detailed Description
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings.
A leakage test tool for an oil surface thermometer seat of a transformer is characterized in that a main body 1 of the tool is a container with an opening at the top, the opening at the top is sealed through a cover plate 2 and a sealing ring, an inflation nozzle mounting hole, a pressure gauge mounting hole and an oil surface thermometer seat mounting hole are formed in the cover plate 2, an inflation nozzle 3 is welded on the inflation nozzle mounting hole, and the inflation nozzle 3 is connected with a high-pressure air source; the pressure gauge 4 is arranged on the pressure gauge mounting hole, and the oil surface thermometer seat 5 needing to be detected is arranged on the oil surface thermometer seat mounting hole.
The pressure gauge mounting hole and the oil surface thermometer seat mounting hole are respectively matched with a pressure gauge mounting hole plug 6 and an oil surface thermometer seat mounting hole plug 8, when the test is not carried out, the pressure gauge 4 and the oil surface thermometer seat 5 are taken down, and the pressure gauge mounting hole and the oil surface thermometer seat mounting hole are respectively plugged by the pressure gauge mounting hole plug 6 and the oil surface thermometer seat mounting hole plug 8.
And respective sealing gaskets are matched between the pressure gauge 4 and the oil surface temperature gauge seat 5 and between the pressure gauge mounting hole and the oil surface temperature gauge seat mounting hole.
The body 1 and the cover plate 2 are fastened by bolts 7.
Preparing a test tool: an inflation nozzle mounting hole, a pressure gauge mounting hole and an oil surface thermometer seat mounting hole are formed in the cover plate 2, and an inflation nozzle 3 is welded on the inflation nozzle mounting hole; the pressure gauge mounting hole and the oil surface thermometer seat mounting hole are respectively plugged by a pressure gauge mounting hole plug 6 and an oil surface thermometer seat mounting hole plug 8;
and (3) carrying out an oil surface thermometer seat leakage test: a pressure gauge mounting hole plug 6 and an oil surface thermometer seat mounting hole plug 8 on a pressure gauge mounting hole and an oil surface thermometer seat mounting hole are taken down, an oil surface thermometer seat 5 to be detected is mounted on the oil surface thermometer seat mounting hole, a pressure gauge 4 is mounted on the pressure gauge mounting hole, and respective sealing gaskets are matched between the pressure gauge 4 and the oil surface thermometer seat 5 and between the pressure gauge mounting hole and the oil surface thermometer seat mounting hole; the top opening is sealed by a cover plate 2 and a sealing ring, and an inflation nozzle 3 is connected with a high-pressure air source; injecting nitrogen or dry air by using an inflating nozzle, wherein the pressure reaches 0.049 MPa; standing for 48h, wherein the pressure is not reduced, and the oil surface thermometer seat is qualified, otherwise, the oil surface thermometer seat is unqualified.

Claims (3)

1. The utility model provides a transformer oil level thermometer seat leak test frock which characterized in that: the main body (1) of the tool is a container with an open top, the open top is sealed by a cover plate (2) and a sealing ring, the cover plate (2) is provided with an inflation nozzle mounting hole, a pressure gauge mounting hole and an oil surface thermometer seat mounting hole, an inflation nozzle (3) is welded on the inflation nozzle mounting hole, and the inflation nozzle (3) is connected with a high-pressure air source; the pressure gauge (4) is installed on the pressure gauge mounting hole, and the oil surface thermometer seat (5) needing to be detected is installed on the oil surface thermometer seat mounting hole.
2. The leakage test tool for the transformer oil surface thermometer seat as claimed in claim 1, characterized in that: the pressure gauge mounting hole and the oil surface thermometer seat mounting hole are respectively matched with a pressure gauge mounting hole plug (6) and an oil surface thermometer seat mounting hole plug (8).
3. The transformer oil level thermometer seat leakage testing tool of claim 1 or 2, characterized in that: and sealing gaskets are respectively matched between the pressure gauge (4) and the oil surface thermometer seat (5) and between the pressure gauge mounting hole and the oil surface thermometer seat mounting hole.
CN202122593243.9U 2021-10-27 2021-10-27 Transformer oil level thermometer seat leakage test frock Active CN216247061U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122593243.9U CN216247061U (en) 2021-10-27 2021-10-27 Transformer oil level thermometer seat leakage test frock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122593243.9U CN216247061U (en) 2021-10-27 2021-10-27 Transformer oil level thermometer seat leakage test frock

Publications (1)

Publication Number Publication Date
CN216247061U true CN216247061U (en) 2022-04-08

Family

ID=80990450

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122593243.9U Active CN216247061U (en) 2021-10-27 2021-10-27 Transformer oil level thermometer seat leakage test frock

Country Status (1)

Country Link
CN (1) CN216247061U (en)

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