CN220649949U - Simple valve pressing device - Google Patents
Simple valve pressing device Download PDFInfo
- Publication number
- CN220649949U CN220649949U CN202322242170.8U CN202322242170U CN220649949U CN 220649949 U CN220649949 U CN 220649949U CN 202322242170 U CN202322242170 U CN 202322242170U CN 220649949 U CN220649949 U CN 220649949U
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- CN
- China
- Prior art keywords
- valve
- branch
- flange
- takeover
- connecting pipe
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000003825 pressing Methods 0.000 title claims abstract description 13
- 230000005484 gravity Effects 0.000 claims description 4
- 210000002445 nipple Anatomy 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model discloses a simple valve pressing device, and relates to the technical field of valve detection. The utility model comprises a cut-off valve, a branch connecting pipe and a communicating valve, wherein the branch connecting pipe is provided with a plurality of output ends, the output ends of the branch connecting pipe and the input ends of the communicating valve are fixedly provided with second connecting flanges, the input ends of the branch connecting pipe and the output ends of the cut-off valve are fixedly provided with first connecting flanges, the first connecting flanges on the output ends of the cut-off valve are fixedly connected with the first connecting flanges on the input ends of the branch connecting pipe, the cut-off valve is communicated with the branch connecting pipe, the second connecting flanges on the input ends of the communicating valve are fixedly connected with the second connecting flanges on the output ends of the branch connecting pipe, the communicating valve is communicated with the branch connecting pipe, the input ends of the cut-off valve are fixedly provided with water-gas connectors, the branch connecting pipe is fixedly provided with a pressure gauge, pressure-proof leakage test can be simultaneously carried out on the valves with a plurality of specifications, the same model can also be connected together in series for test, and the operation time and cost are saved.
Description
Technical Field
The utility model belongs to the technical field of valve detection, and particularly relates to a simple valve pressing device.
Background
Valves are the most important pipeline accessories for opening and closing pipelines, controlling flow direction, adjusting and controlling parameters of conveying media in various chemical enterprises, most companies often purchase valves of various types such as DN15, DN25, DN50, DN65, DN80 and the like, various different types of valves with different calibers and different pressure grades are used in various companies, the companies often purchase the valves in a large scale, but the pressure test is troublesome when the pressure test is carried out, the acceptance is very tedious according to the acceptance standard of the valves when the pressure test is carried out, the most important pressure test is gradually ignored by the acceptance appearance, the pressure test is not carried out, the valve leakage phenomenon is discovered when the pressure test is not carried out, the production progress is influenced, and the cost of the company is increased.
Disclosure of Invention
The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide a simple valve pressing device which can overcome the problems or at least partially solve the problems.
In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that: simple and easy valve pressure device, including trip valve, branch takeover and intercommunication valve, branch takeover is a plurality of outputs altogether, branch takeover output with fixed mounting has the second flange on the intercommunication valve input, branch takeover input with fixed mounting has first flange on the trip valve output, first flange on the trip valve output with first flange fixed connection on the branch takeover input, the trip valve with branch takeover intercommunication, second flange on the intercommunication valve input with second flange fixed connection on the branch takeover output, the intercommunication valve with branch takeover intercommunication, fixed mounting has the aqueous vapor to connect on the input of trip valve, fixed mounting has the manometer on the branch takeover, the manometer is right pressure in the branch takeover detects.
In order to be able to carry out a plurality of valve tests simultaneously, a total of eight outputs of the branch lines are preferred.
For ease of installation, further, the outputs on the branch nipples are arranged in an in-line fashion.
In order to avoid the phenomenon of uneven gravity, further, the connection part of the cut-off valve and the branch connecting pipe is positioned at the gravity center of the branch connecting pipe.
For convenient installation and disassembly, the shut-off valve is preferably fixedly connected with the water-gas joint through a flange.
In order to ensure good sealing, it is preferable that the first connecting flange is welded to the output end of the shut-off valve and the input end of the branch pipe, and the second connecting flange is welded to the input end of the communication valve and the output end of the branch pipe.
After the technical scheme is adopted, compared with the prior art, the utility model has the following beneficial effects: the simple valve pressing device has the advantages that the valve is in flange connection, the sealing performance is guaranteed, the pressure-resistant leakage test can be simultaneously carried out on the valves with a plurality of specifications during pressing leakage test, the valves with the same specifications can be connected in series for carrying out the test, the operation time is saved, the structure is simple, the operation is extremely easy, the occupied space proportion is small, the direct suspension can be realized, and meanwhile, the cost is saved.
The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.
Drawings
In the drawings:
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of a branch adapter structure of the present utility model;
fig. 3 is a schematic structural view of an embodiment of the present utility model.
In the figure: 1. a water-gas joint; 2. cutting off the valve; 3. a pressure gauge; 4. branch connection pipe; 401. a first connection flange; 402. a second connection flange; 5. a communication valve; 6. is pressed to test the valve.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.
Examples:
referring to fig. 1-3, the simple valve pressing device comprises a cut-off valve 2, a branch connecting pipe 4 and a communication valve 5, wherein the branch connecting pipe 4 shares a plurality of output ends, a second connecting flange 402 is fixedly arranged on the output end of the branch connecting pipe 4 and the input end of the communication valve 5, a first connecting flange 401 is fixedly arranged on the input end of the branch connecting pipe 4 and the output end of the cut-off valve 2, the first connecting flange 401 on the output end of the cut-off valve 2 is fixedly connected with the first connecting flange 401 on the input end of the branch connecting pipe 4, the cut-off valve 2 is communicated with the branch connecting pipe 4, the second connecting flange 402 on the input end of the communication valve 5 is fixedly connected with the second connecting flange 402 on the output end of the branch connecting pipe 4, the communication valve 5 is communicated with the branch connecting pipe 4, a water-gas joint 1 is fixedly arranged on the input end of the cut-off valve 2, a pressure gauge 3 is fixedly arranged on the branch connecting pipe 4, and the pressure gauge 3 detects the pressure in the branch connecting pipe 4.
The output ends of the branch connecting pipes 4 are in total eight, the output ends on the branch connecting pipes 4 are arranged in a straight line mode, the connecting position of the cut-off valve 2 and the branch connecting pipes 4 is located at the center of gravity of the branch connecting pipes 4, the eight output ends are arranged in a straight line mode, the installation of the communication valve 5 can be facilitated, and the installation of the pressurized experimental valve 6 to the communication valve 5 is also facilitated.
The shut-off valve 2 is fixedly connected with the water-gas connector 1 through a flange, so that the shut-off valve 2 and the water-gas connector 1 are convenient to install and detach subsequently.
The first connecting flange 401 is welded and installed on the output end of the cut-off valve 2 and the input end of the branch connecting pipe 4, and the second connecting flange 402 is welded and installed on the input end of the communication valve 5 and the output end of the branch connecting pipe 4, and the sealing performance is ensured through welding.
The communication valve 5 is a ball valve with a common specification valve caliber, the cut-off valve 2 adjusts the pressure born by the pressurized experimental valve 6 by adjusting the pressure flow of the conveyed pressurized medium, and the pressurized pressure is determined by the number indicated by the pressure gauge 3.
As shown in FIG. 3, the utility model performs the sampling inspection on a batch of valves, and now performs the hydraulic pressure-resistant leakage test on three pressurized experimental valves 6, wherein the test pressure is set to be 1MPa, but the existing water pump cannot reach 1 MPa.
The first step, connecting the pressed experimental valves 6, connecting two pressed experimental valves 6 in series to the first communication valve 5, and connecting the other pressed experimental valve 6 to the second communication valve 5;
step two, adjusting valve switch, opening the first and second communication valves 5, closing all communication valves 5 except the first and second communication valves 5, closing the first pressed experimental valve 6 connected with the communication valves 5, and opening the rest pressed experimental valves 6 except the first pressed experimental valve 6;
thirdly, adding water, opening a cut-off valve 2, adding water from the water-gas joint 1 until water overflows, and then tightly connecting a gas belt joint of an external gas pump with a joint of a pressurizing device;
fourthly, pressurizing, starting an air pump to observe the number indicated by the pressure gauge 3, closing the cut-off valve 2 when the pressure reaches 1MPa, and closing the air pump;
fifthly, maintaining the pressure to obtain a result, and observing whether the liquid flows to obtain a pressure-proof test result according to the preset time of the specified pressure maintaining, for example, 30 minutes;
and step six, performing series valve pressure test, closing the pressurized experimental valve 6 on the second communication valve 5 which is pressurized in series, opening the second pressurized experimental valve 6 on the second communication valve 5 to perform pressurizing test, and performing pressure maintaining again.
By the above-mentioned steps, the water quantity in the system is ensured during the hydraulic test, and finally the pressure-resistant leakage test record of the valve is filled according to the requirement.
The present utility model is not limited to the above embodiments, but is not limited to the above embodiments, and any person skilled in the art will appreciate that the present utility model is not limited to the above embodiments.
Claims (6)
1. Simple valve is beaten and is pressed device, a serial communication port, including trip valve (2), branch takeover (4) and intercommunication valve (5), branch takeover (4) are a plurality of outputs altogether, branch takeover (4) output with install second flange (402) on intercommunication valve (5) input, branch takeover (4) input with install first flange (401) on trip valve (2) output, first flange (401) on trip valve (2) output with first flange (401) fixed connection on branch takeover (4) input, trip valve (2) with branch takeover (4) intercommunication, second flange (402) on intercommunication valve (5) input with second flange (402) fixed connection on branch takeover (4) output, communication valve (5) with install and communicate on the input of trip valve (2) first flange (401) on branch takeover (4), install pressure gauge (3) on branch takeover (4) fixed connection, pressure gauge (3) are gone on branch takeover (4).
2. A simple valve pressing arrangement according to claim 1, characterized in that the output of the branch connection pipe (4) is eight in total.
3. A simple valve pressing arrangement according to claim 2, characterized in that the output ends on the branch connection pipes (4) are arranged in an in-line form.
4. A simple valve pressing arrangement according to claim 3, characterized in that the connection of the shut-off valve (2) with the branch nipple (4) is located at the centre of gravity of the branch nipple (4).
5. The simple valve pressing device according to claim 1, wherein the shut-off valve (2) is fixedly connected with the water-gas joint (1) by a flange.
6. The simple valve pressing apparatus according to claim 1, wherein the first connecting flange (401) is welded to the output end of the shut-off valve (2) and the input end of the branch pipe (4), and the second connecting flange (402) is welded to the input end of the communication valve (5) and the output end of the branch pipe (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322242170.8U CN220649949U (en) | 2023-08-21 | 2023-08-21 | Simple valve pressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322242170.8U CN220649949U (en) | 2023-08-21 | 2023-08-21 | Simple valve pressing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220649949U true CN220649949U (en) | 2024-03-22 |
Family
ID=90262419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322242170.8U Active CN220649949U (en) | 2023-08-21 | 2023-08-21 | Simple valve pressing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220649949U (en) |
-
2023
- 2023-08-21 CN CN202322242170.8U patent/CN220649949U/en active Active
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