CN218566822U - Valve sealing verification device - Google Patents
Valve sealing verification device Download PDFInfo
- Publication number
- CN218566822U CN218566822U CN202222140883.9U CN202222140883U CN218566822U CN 218566822 U CN218566822 U CN 218566822U CN 202222140883 U CN202222140883 U CN 202222140883U CN 218566822 U CN218566822 U CN 218566822U
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- flange
- flange joint
- joint
- valve
- seat
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- 238000012795 verification Methods 0.000 title claims description 18
- 238000007789 sealing Methods 0.000 title abstract description 23
- 210000001503 joint Anatomy 0.000 claims description 5
- 230000009977 dual effect Effects 0.000 abstract description 2
- 239000002985 plastic film Substances 0.000 description 3
- 229920006255 plastic film Polymers 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004451 qualitative analysis Methods 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
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Abstract
The utility model discloses a valve tightness verifying attachment, including the flange main part, the bottom of flange main part sets up the pendant of lifting by crane, the below of the pendant of lifting by crane sets up the supporting seat, in addition, set up DN25 first flange joint in the flange main part, DN50 second flange seat, DN150 third flange joint, DN200 fourth flange joint, BM80 fifth flange joint, satisfy and be applied to many specifications simultaneously, multiple type's valve sealing performance is verified, and have small, it is extensive to be suitable for the medium, characteristics such as withstand voltage height, the effectual efficiency that valve sealing performance is verified that has improved, the valve of guaranteeing to use on the transformer has reliable sealing performance, through the cooperation of lifting by crane pendant and supporting seat, satisfy and use crane or fork truck dual mode transport, the transport is convenient, the utility model discloses collect many specifications and verify as an organic whole, simple structure application scope is wide.
Description
Technical Field
The utility model belongs to the technical field of valve sealing performance verifies, concretely relates to valve sealing performance verifies device.
Background
The transformer is a device for changing alternating voltage by using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil and an iron core. The valve is important sealing equipment on the transformer, to the valve of various specifications, need carry out effectual leakproofness can verify the back, on the available transformer of side, current valve sealing performance verification equipment can not be used for many specifications, multiple type's valve sealing performance verification usually simultaneously, and valve sealing performance's verification efficiency is lower, has reliable sealing performance for guaranteeing to use the valve on the transformer, the utility model provides a valve sealing performance verification device.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model discloses a main aim at designs a valve tightness verifying attachment, solves the technical problem to the verification of many specifications, multiple type of valve tightness simultaneously.
In order to realize the purpose, the utility model adopts the following technical scheme:
the utility model provides a valve leakproofness verifying attachment, includes the flange main part, the bottom of flange main part set up the pendant of lifting by crane, the below of the pendant of lifting by crane sets up the supporting seat, the pendant of lifting by crane top include first flange joint, second flange seat, third flange joint, fourth flange joint and fifth flange joint, the second flange seat set up the upper portion at the flange main part, fifth flange joint set up the side at the flange main part, third flange joint and fourth flange joint dock on the same horizontal plane of the pendant top of lifting by crane, first flange joint set up two, communicate respectively in the top and the below of flange main part.
As a further description of the present invention, the fifth flange joint is disposed at a position perpendicular to the butt joint of the third flange joint and the fourth flange joint.
As further description of the utility model, the supporting seat comprises two opposite '21274' type frames, the '21274' type frame is fixed below the hoisting hanging part, and the two '21274' type frames are separated by a certain distance, so as to be convenient for carrying in a forklift fork ruler mode.
As a further description of the utility model, first flange joint set up to DN25 flange joint, the second flange seat sets up to DN50 flange seat, the third flange joint sets up to DN150 flange joint, the fourth flange joint sets up to DN200 flange joint, the fifth flange joint sets up to BM80 flange joint.
As a further description of the present invention, the flange main body withstand pressure is not more than 0.5Mpa, and the requirement for the transformer valve with higher sealing performance is satisfied.
Compared with the prior art, the utility model discloses a technological effect does:
the utility model provides a device is verified to valve seal nature, connect through DN25 first flange, DN50 second flange seat, DN150 third flange connects, DN200 fourth flange connects, BM80 fifth flange connects, can be applied to many specifications simultaneously, multiple type valve sealing performance verifies, and small has, it is extensive to be suitable for the medium, characteristics such as withstand voltage height, the effectual efficiency that improves valve sealing performance verifies, guarantee to use the valve on the transformer to have reliable sealing performance, in addition, lift by crane the cooperation with the supporting seat through the pendant, satisfy and use crane or fork truck dual mode transport, the transport is convenient.
Drawings
FIG. 1 is a view of the overall structure of the present invention;
fig. 2 is a top view of the whole structure of the present invention;
fig. 3 is a side view of the whole structure of the present invention.
In the drawing, 1, a flange main body, 2, a lifting hanger, 21, a first flange joint, 22, a second flange seat, 23, a third flange joint, 24, a fourth flange joint, 25, a fifth flange joint and 3, a supporting seat.
Detailed Description
The present invention is described in detail below with reference to the attached drawings:
a valve tightness verifying device is shown in figures 1-3 and comprises a flange main body 1, a lifting hanger 2 is arranged at the bottom of the flange main body 1, a supporting seat 3 is arranged below the lifting hanger 2, a first flange joint 21, a second flange seat 22, a third flange joint 23, a fourth flange joint 24 and a fifth flange joint 25 are arranged above the lifting hanger 2, the second flange seat 22 is arranged at the upper part of the flange main body 1, the fifth flange joint 25 is arranged on the side surface of the flange main body 1, the third flange joint 23 and the fourth flange joint 24 are butted on the same horizontal plane above the lifting hanger 2, the first flange joints 21 are arranged in two numbers and are respectively communicated with the upper part and the lower part of the flange main body 1, and the fifth flange joint 25 is arranged at the joint perpendicular to the third flange joint 23 and the fourth flange joint 24.
The above-mentioned content discloses the technical scheme of the utility model, through first flange joint 21, second flange seat 22, third flange joint 23, fourth flange joint 24 and fifth flange joint 25, five kinds of flange joints satisfy the verification demand of many specifications valve, and integrated verification device has characteristics small, that area is little, through the cooperation of lifting by crane pendant 2 and supporting seat 3, satisfies and uses crane or fork truck two kinds of modes transport, and the transport is convenient. Additionally, the utility model discloses can be used to fill into transformer oil, SF6 gas etc. in the cavity, can verify the sealing performance who uses at the valve of medium commonly used, when being used for verifying the gaseous valve of using of SF6, can carry out the qualitative and quantitative analysis of leaking.
As shown in fig. 1, the supporting seat 3 comprises two opposite '21274', brackets which are fixed below a lifting pendant, and the two '21274' brackets are separated by a certain distance, so that the device can be conveniently carried in a fork ruler manner of a forklift truck.
It should be further noted that the first flange joint 21 is set to be a DN25 flange joint, the second flange seat 22 is set to be a DN50 flange seat, the third flange joint 23 is set to be a DN150 flange joint, the fourth flange joint 24 is set to be a DN200 flange joint, and the fifth flange joint 25 is set to be a BM80 flange joint.
The flange joint can simultaneously meet the verification of the sealing performance of common valves of transformers such as ball valves, gate valves and butterfly valves of DN25, DN50, DN150 and DN 200.
In addition, the withstand pressure of the flange main body 1 is not more than 0.5Mpa, and the transformer valve verification with higher requirements on sealing performance is met.
According to foretell scheme, the utility model provides a device is verified to valve seal nature, connect through DN25 first flange, DN50 second flange seat, DN150 third flange connects, DN200 fourth flange connects, BM80 fifth flange connects, satisfied and be applied to many specifications simultaneously, multiple type valve seal performance is verified, and have small, it is extensive to be suitable for the medium, characteristics such as withstand voltage height, the effectual efficiency that valve seal performance is verified that has improved, the valve of assurance use on the transformer has reliable sealing performance.
The utility model discloses a theory of operation: in the operation process of the valve tightness verifying device, a valve to be verified is correspondingly arranged on a flange joint with a corresponding specification according to the specification size, then a three-way inflating nozzle and a pressure gauge are arranged at the first flange joint DN25 at the upper part, different media are filled into a cavity of the device for valve tightness verification, the valve tightness verifying device meets the design requirement after verification, meets the JB standard requirement, is judged to be qualified, and is judged to be unqualified if the valve tightness verifying device does not meet the JB standard requirement, and the specific verifying mode is disclosed as follows:
1. when the medium is transformer oil, the transformer oil is injected into a cavity of the device, the transformer oil submerges a flange joint of the verification valve, the cavity of the device is pressurized through a three-way charging connector arranged outside, pressure monitoring is carried out through a pressure gauge, after the pressure is increased to a specified pressure, the pressure is maintained for 1 hour at the normal temperature, and the sealing performance of the valve is checked.
2. When the medium is SF6, injecting SF6 gas into the cavity of the device, pressurizing the cavity of the device through a three-way inflation nozzle arranged outside, monitoring the pressure through a pressure gauge, respectively verifying the valve plate and the valve body of the valve after pressurizing to the specified pressure, maintaining the pressure for 2h at the normal temperature state, and checking and verifying the sealing performance of the valve plate and the valve body of the valve.
3. When the medium is SF6, the device in a pressure maintaining state can be wrapped by a plastic film with a specified size under the condition of quantitative detection, the initial concentration of SF6 gas in the plastic film and the concentration after the plastic film is placed for 2 hours are respectively measured by using an SF6 quantitative detector, and the leakage rate of the valve can be quantitatively calculated.
The above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (5)
1. The utility model provides a device is verified to valve leakproofness, includes the flange main part, its characterized in that: the flange comprises a flange body and is characterized in that a lifting hanger is arranged at the bottom of the flange body, a supporting seat is arranged below the lifting hanger, a first flange joint, a second flange seat, a third flange joint, a fourth flange joint and a fifth flange joint are arranged above the lifting hanger, the second flange seat is arranged at the upper portion of the flange body, the fifth flange joint is arranged on the side face of the flange body, the third flange joint and the fourth flange joint are in butt joint on the same horizontal plane above the lifting hanger, and the two first flange joints are respectively communicated with the upper portion and the lower portion of the flange body.
2. A valve seal verification device according to claim 1, wherein: and the fifth flange joint is arranged at the joint vertical to the third flange joint and the fourth flange joint.
3. The valve tightness verification device according to claim 1, wherein: the supporting seat comprises a group of opposite '21274', and the '21274'.
4. A valve seal verification device according to claim 1, wherein: first flange joint set up to DN25 flange joint, the second flange seat sets up to DN50 flange seat, the third flange joint sets up to DN150 flange joint, the fourth flange joint sets up to DN200 flange joint, the fifth flange joint sets up to BM80 flange joint.
5. A valve seal verification device according to claim 1, wherein: the pressure tolerance of the flange main body is not more than 0.5Mpa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222140883.9U CN218566822U (en) | 2022-08-15 | 2022-08-15 | Valve sealing verification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222140883.9U CN218566822U (en) | 2022-08-15 | 2022-08-15 | Valve sealing verification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218566822U true CN218566822U (en) | 2023-03-03 |
Family
ID=85309525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222140883.9U Active CN218566822U (en) | 2022-08-15 | 2022-08-15 | Valve sealing verification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218566822U (en) |
-
2022
- 2022-08-15 CN CN202222140883.9U patent/CN218566822U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 86, Longjiang Middle Road, Changzhou City, Jiangsu Province, 213012 Patentee after: Shandong Electric Group Changzhou Dongzhi Transformer Co.,Ltd. Country or region after: China Address before: No. 86, Longjiang Middle Road, Changzhou City, Jiangsu Province, 213012 Patentee before: CHANGZHOU TOSHIBA TRANSFORMER Co.,Ltd. Country or region before: China |