CN213121099U - Pressure testing device suitable for various types of pressure release valves - Google Patents
Pressure testing device suitable for various types of pressure release valves Download PDFInfo
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- CN213121099U CN213121099U CN202022192264.5U CN202022192264U CN213121099U CN 213121099 U CN213121099 U CN 213121099U CN 202022192264 U CN202022192264 U CN 202022192264U CN 213121099 U CN213121099 U CN 213121099U
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Abstract
The utility model belongs to the technical field of the transformer is made, concretely relates to pressure testing device suitable for multiple model pressure release valve, including the box, the box even has the gas tube of suppressing, suppresses to be equipped with the admission valve on the gas tube, welds the case lid on the box, is equipped with the trompil on the case lid, and welded flange is equipped with the screw hole on the trompil on the flange, and pressure release valve, manometer, pressure record appearance, air outlet valve are respectively through screw hole and flange joint, and the pressure record appearance passes through the pipeline and is connected with pressure release valve and manometer. The device simple structure, convenient operation has guaranteed the leakproofness of pressure testing frock, has solved the problem with transformer body check-up pressure relief valve, has improved check-up efficiency, makes the inspection process advance, does not occupy production time.
Description
Technical Field
The utility model belongs to the technical field of the transformer is made, concretely relates to pressure testing device suitable for multiple model pressure relief valve.
Background
Due to the development of society and the continuous promotion of electric power construction, the reliability and safety requirements of current power grid companies on power grid systems are higher and higher. With the emphasis of power supply enterprises on the development of power distribution networks, higher requirements are put forward on the operation quality of oil-immersed distribution transformer products. The pressure release valve is an important protection device for the operation of the transformer, when the inside of the transformer breaks down, the transformer oil is decomposed to generate a large amount of oil gas, the pressure in the oil tank is rapidly increased due to the fact that the fully-sealed transformer is completely isolated from the outside, the oil tank can be seriously burst, and the misoperation or the refusal operation of the pressure release valve can have great influence on the safe and reliable operation of the transformer.
SUMMERY OF THE UTILITY MODEL
The problem to pressure release valve easy production maloperation or refusal when using, the utility model provides a pressure testing device suitable for multiple model pressure release valve is a pressure testing device who collects advantages such as convenient operation, efficient, verification accuracy in an organic whole, and the device can bring the work step of pressure release valve inspection in advance, can stop reworking, the change problem of bringing for the production process because of the pressure release valve problem, makes the production process more smooth and easy.
The utility model provides a pressure testing device suitable for multiple model pressure release valve, includes the box, the box even has the gas tube of suppressing, is equipped with the admission valve on the gas tube of suppressing, welds the case lid on the box, is equipped with the trompil on the case lid, and welding flange is equipped with the screw hole on the trompil on the flange, and pressure release valve, manometer, pressure recorder, air outlet valve are respectively through screw hole and flange joint, and pressure recorder passes through the pipeline and is connected with pressure release valve and manometer.
Further, the threaded hole which is not required to be used is sealed by a plug.
Further, the pressure gauge is a pressure gauge with a feedback signal.
Furthermore, the box body is formed by bending a steel plate twice to form three surfaces and then enclosing and blocking the other two surfaces to form a square structural frame; and reinforcing ribs are welded on the inner wall of the box body. The strength of the box body is ensured.
Furthermore, a box edge is welded on the box body, and the box edge is an angle steel.
Further, the box cover is a steel plate with the thickness of 5 mm.
Furthermore, bottom feet are welded at the bottom of the box body.
The utility model has the advantages that:
the pressure test device suitable for the pressure release valves with various models, provided by the utility model, has simple structure and convenient operation, and ensures the sealing performance of the pressure test tool through the locking of the screw thread and the flange; according to the required highest pressure value of opening of the pressure relief valve of different models, pressurize, carry out signal feedback through the manometer, whether the pressure relief valve of rethread pressure recorder reading, the verification of installation is qualified, has solved the problem with transformer body check pressure relief valve. Therefore, the number of personnel operation can be reduced in the checking operation process, the checking efficiency is improved, the checking process is advanced, and the production time is not occupied.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a pressure testing device suitable for various types of pressure relief valves in embodiment 1.
In the figure, 1-box, 2-inflating air tube, 3-air inlet valve, 4-flange, 5-pressure gauge, 6-pressure recorder, 7-air outlet valve, 8-foot, 9-YSF9 pressure release valve, 10-YSF8 pressure release valve and 11-YSF6 pressure release valve.
Detailed Description
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
Example 1
As shown in fig. 1, the embodiment of the utility model provides a pressure testing device suitable for multiple model pressure release valve, including box 1, box 1 even has the gas tube 2 of suppressing, suppress and be equipped with admission valve 3 on the gas tube 2, the welding case lid on the box 1, be equipped with the trompil on the case lid, welding flange 4 on the trompil, be equipped with the screw hole on the flange 4, the pressure release valve, manometer 5, pressure record appearance 6, air outlet valve 7 is connected with flange 4 through the screw hole respectively, pressure record appearance 6 passes through the pipeline and is connected with pressure release valve and manometer 5, the screw hole that need not to use passes through the plug seal, box 1 has welded the case edge, footing 8 has been welded to box 1 bottom.
The box body 1 is formed by bending a steel plate twice to form three surfaces and then enclosing and blocking the other two surfaces to form a square structural frame; reinforcing ribs are welded on the inner wall of the box body 1; the box cover is a steel plate with the thickness of 5 mm; the box edge is an angle steel; the pressure gauge 5 is a pressure gauge with a feedback signal; the pressure relief valves include YSF9 pressure relief valve 9, YSF8 pressure relief valve 10, YSF6 pressure relief valve 11.
The working principle is as follows: taking down the safety caps of the YSF9 pressure relief valve 9, the YSF8 pressure relief valve 10 and the YSF6 pressure relief valve 11; the air inlet valve 3 and the air outlet valve 7 are opened, and the box body 1 is inflated by pressing the inflation tube 2; deflating after the inflation is finished; and checking and recording the numerical values displayed by the pressure recorders 6, and judging whether the pressure relief valve is qualified.
Although the present invention has been described in detail by referring to the drawings in conjunction with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and substance of the present invention, and these modifications or substitutions are intended to be within the scope of the present invention/any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a pressure testing device suitable for multiple model pressure release valve, a serial communication port, the power distribution box comprises a box body, the box even has the gas tube of suppressing, is equipped with the admission valve on the gas tube of suppressing, welds the case lid on the box, is equipped with the trompil on the case lid, and welded flange is equipped with the screw hole on the trompil on the flange, and pressure release valve, manometer, pressure recorder, air outlet valve are connected with the flange through the screw hole respectively, and pressure recorder passes through the pipeline and is connected with pressure release valve and manometer.
2. The pressure testing device for various types of pressure relief valves as claimed in claim 1, wherein the threaded holes not required for use are sealed by plugs.
3. The pressure testing device suitable for various types of pressure relief valves as claimed in claim 1, wherein said pressure gauge is a pressure gauge with feedback signal.
4. The pressure testing device suitable for various types of pressure relief valves as claimed in claim 1, wherein reinforcing ribs are welded to the inner wall of the box body.
5. The pressure testing device suitable for various types of pressure release valves as claimed in claim 1, wherein a box edge is welded on the box body, and the box edge is an angle steel.
6. The pressure testing device suitable for various types of pressure release valves as claimed in claim 1, wherein the box cover is a steel plate with a thickness of 5 mm.
7. The pressure testing device suitable for various types of pressure relief valves as claimed in claim 1, wherein the bottom of the box body is welded with feet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022192264.5U CN213121099U (en) | 2020-09-28 | 2020-09-28 | Pressure testing device suitable for various types of pressure release valves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022192264.5U CN213121099U (en) | 2020-09-28 | 2020-09-28 | Pressure testing device suitable for various types of pressure release valves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213121099U true CN213121099U (en) | 2021-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022192264.5U Active CN213121099U (en) | 2020-09-28 | 2020-09-28 | Pressure testing device suitable for various types of pressure release valves |
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| CN (1) | CN213121099U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114112188A (en) * | 2021-10-27 | 2022-03-01 | 保定保菱变压器有限公司 | Transformer pressure releaser inspection device and method |
-
2020
- 2020-09-28 CN CN202022192264.5U patent/CN213121099U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114112188A (en) * | 2021-10-27 | 2022-03-01 | 保定保菱变压器有限公司 | Transformer pressure releaser inspection device and method |
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