CN214373190U - Integrated device for pressure test - Google Patents
Integrated device for pressure test Download PDFInfo
- Publication number
- CN214373190U CN214373190U CN202120613234.9U CN202120613234U CN214373190U CN 214373190 U CN214373190 U CN 214373190U CN 202120613234 U CN202120613234 U CN 202120613234U CN 214373190 U CN214373190 U CN 214373190U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- pressure
- test
- integrated device
- stop valve
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
The utility model discloses a compression test integrated device, which comprises a conversion component for connecting test parts, a first pipeline connected with the conversion component, a flowmeter and a pressure gauge arranged on the first pipeline, and a second pipeline and a third pipeline which are respectively connected with the first pipeline; a first connector used for being connected with a water pump is arranged at one end, far away from the first pipeline, of the second pipeline, and a first stop valve is arranged on the second pipeline; and a second connector used for being connected with an air source is arranged at one end, far away from the first pipeline, of the third pipeline, and a second stop valve is arranged on the third pipeline. The utility model discloses a suppress experimental integrated device, integrated setting, simple structure is nimble, realizes verifying the intensity and the sealing performance of multiple type part in the nuclear power station, and application scope is wide, convenient to use.
Description
Technical Field
The utility model relates to a nuclear power technical field especially relates to a suppress experimental integrated device.
Background
In the in-service operation period of the pressure vessel of the nuclear power station, in order to test the strength of the pressure vessel, a periodic hydraulic test or an air pressure test needs to be executed, and different types of temporary pressurizing devices need to be installed on a pressure vessel body and a connected system when the test is executed, so that the functions of water filling, water drainage, air exhaust, pressure boosting, pressure reducing, isolation and the like are realized. The pressure bearing capacity and the sealing performance of the temporary pressurizing device directly determine whether a container water pressure/air pressure test can be successfully implemented, and part of pressure containers in the service operation period of the nuclear power station are involved in radioactive pollution, such as the temporary pressurizing device is insufficient in strength and sealing performance, radioactive substance leakage can be caused in the test process, pollution to a test site and injury to field workers can be caused, so that the verification of the reliability of the temporary pressurizing device is very important.
The temporary pressurizing device for the hydraulic pressure/air pressure test of the pressure vessel of the nuclear power station can be mainly classified into flanges, blind plate clamping plates, valves (needle valves, ball valves and safety valves), pipeline parts (short pipes, elbows, tee joints and conversion heads), pressure gauges, high-pressure water transfer pipes, temporary gaskets and the like according to the structural types, and the field test device is basically formed by connecting the components on the field through threads, welding and the like, so that the operation is complex and the use is inconvenient.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in providing a suppress experimental integrated device for verifying the intensity and the sealing performance of multiple type of part in the nuclear power station.
The utility model provides a technical scheme that its technical problem adopted is: the device comprises a conversion assembly, a first pipeline, a flowmeter, a pressure gauge, a second pipeline and a third pipeline, wherein the conversion assembly is used for connecting a test component; a first connector used for being connected with a water pump is arranged at one end, far away from the first pipeline, of the second pipeline, and a first stop valve is arranged on the second pipeline;
and a second connector used for being connected with an air source is arranged at one end, far away from the first pipeline, of the third pipeline, and a second stop valve is arranged on the third pipeline.
Preferably, the pressure gauge is located on a side of the flow meter away from the conversion assembly on the first pipeline.
Preferably, a third stop valve is arranged on the first pipeline, and the third stop valve is positioned between the flowmeter and the pressure gauge.
Preferably, the first stop valve, the second stop valve and the third stop valve are all high-pressure stop valves.
Preferably, the conversion assembly comprises a conversion head and a conversion pipe which are connected with each other; the conversion head is connected with the first pipeline in a matching mode.
Preferably, the conversion head is threadedly connected with the first pipeline.
Preferably, the conversion assembly further comprises a conversion flange connecting the conversion pipe; the conversion flange is provided with a threaded central hole.
Preferably, the pressure test integrated device further comprises an anti-dumping assembly arranged on the first pipeline and used for connecting a test component.
Preferably, the anti-slinging assembly comprises at least one anti-slinging ring, a connecting rod connected between the anti-slinging ring and the first pipeline.
Preferably, the integrated device for the compression test further comprises a blocking piece used for being matched on the test component.
The utility model discloses a suppress experimental integrated device, integrated setting, simple structure is nimble, realizes verifying the intensity and the sealing performance of multiple type part in the nuclear power station, and application scope is wide, convenient to use.
Drawings
The invention will be further explained with reference to the drawings and examples, wherein:
fig. 1 is a connection block diagram of a pressure test integration apparatus according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the conversion assembly in fig. 1.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The utility model discloses a suppress experimental integrated device for carry out the suppression test of water pressure/atmospheric pressure to the test part, thereby verify the intensity and the sealing performance of test part. The test parts comprise flanges, blind plate clamping plates, valves (needle valves, ball valves and safety valves), pipeline parts (short pipes, elbows, tee joints and conversion heads), pressure meters, high-pressure water transfer pipes, temporary gaskets and the like.
As shown in fig. 1, the pressure test integrated device according to an embodiment of the present invention includes a conversion assembly 40, a first pipeline 10 connected to the conversion assembly 40, a flow meter 50 and a pressure gauge 60 disposed on the first pipeline, and a second pipeline 20 and a third pipeline 30 connected to the first pipeline 10, respectively.
Wherein the switching assembly 40 is used for connecting the test part 100 and communicating the test part 100 and the first pipeline 10. On the first line 10, a pressure gauge 60 is located on the side of the flow meter 50 remote from the switching assembly 40.
One end of the second pipeline 20 is connected with the first pipeline 10 and communicated with the first pipeline 10 to form a hydraulic pressure pipeline. The end of the second pipeline 20 away from the first pipeline 10 is provided with a first connector 70 for connecting a water pump to provide a pressure source for the hydraulic pressure pressing pipeline.
One end of the third pipeline 30 is connected to the first pipeline 10 and is communicated with the first pipeline 10 to form a pneumatic pressurizing pipeline. The end of the third line 30 remote from the first line 10 is provided with a second port 80 for connecting to a gas source (e.g., a gas cylinder, etc.) to provide a pressure source for the pneumatic line.
The second pipeline 20 is provided with a first stop valve 21 for controlling the on/off of the second pipeline 20. The third pipeline 30 is provided with a second stop valve 31 for controlling the on-off of the third pipeline 30. The first and second shut-off valves 21 and 31 are preferably high-pressure shut-off valves, respectively.
In addition, a third stop valve 11 may be provided in the first line 10 to control the opening and closing of the first line 10. On the first line 10, a third shut-off valve 11 is located between the flow meter 50 and the pressure gauge 60.
The third shut-off valve 11 is preferably a high-pressure shut-off valve.
The switching assembly 40 is used to communicate the first pipeline 10 with the test part 100, and may be correspondingly configured according to the type of the test part 100. For example, in the present embodiment, as shown in FIG. 2, the transition assembly 40 includes a transition head 41, a transition tube 42, and a transition flange 43 that are removably attached. The switching assembly 40 is connected with the first pipeline 10 by a switching head 41. Alternatively, the switching head 41 is screwed to the first line 10. The transition flange 43 may be provided with a threaded central bore that is threadably connected to the transition tube 42.
The conversion assembly 40 is in mating sealing connection with the nuclear power plant pressure vessel 10 with a conversion pipe 42 or a conversion flange 43, depending on the type of test component 100.
Depending on the type of test part 100, such as flange parts of the flange interface type, valve parts, clamp parts, gasket parts, the conversion assembly 40 is connected thereto by the conversion flange 43 and bolts to effect validation of the flange interface parts. For short pipe type components, pressure gauges, and high pressure pipe type components, the switching assembly 40 is connected with the switching tube 42 through threads or a snap joint.
The flow meter 50 may be a turbine type flow meter, according to actual needs.
As required, the utility model discloses a suppress experimental integrated device still can include and prevent getting rid of subassembly 90 and shutoff piece 110. An anti-whip assembly 90 is provided on the first pipeline 10 for connection to a test component 100 for further positioning thereof and improving test safety. The block piece 110 is adapted to fit over the test piece 100 and connect it to other outlets outside the first pipeline 10 for blocking.
The anti-slinger assembly 90 may comprise at least one anti-slinger ring 91, a connecting rod 92 connected between the anti-slinger ring 91 and the first pipeline 10. The connecting rod 92 may be a rod or a pipe, and is fixed on the first pipeline 10 by welding or the like, so as to relatively fix the anti-throwing ring 91 and the first pipeline 10.
The utility model discloses a when the integrated device of the pressure test carries out hydrostatic test to test part 100, connect first pipeline 10 with test part 100, connect the water pump with first interface 70, water pump entrance connection water tank. In the test, the first and third shut-off valves 21 and 11 are opened, and the second shut-off valve 31 is closed, so that the second line 20 communicates with the first line 10. The water pump is operated to increase the pressure to the test pressure required by the test part, the rate of pressure increase is controlled by monitoring the reading of the pressure gauge 60 during the pressure increase, and the first shut-off valve 21 is closed when the pressure is increased to the test pressure. In the pressure maintaining stage, whether the test component leaks or not can be judged qualitatively by observing whether the reading of the pressure gauge 60 is reduced or not. When the leakage rate of the test component needs to be quantitatively measured, the first stop valve 21 can be opened to perform pressure compensation operation in the pressure maintaining stage, and the leakage rate can be quantitatively judged through the flowmeter 50. The strength inspection of the test part can be realized by observing whether the appearance of the test part is obviously deformed or not in the pressure maintaining stage.
The utility model discloses a when the pressure test integrated device carries out the atmospheric pressure test to test part 100, connect first pipeline 10 with test part 100, connect the gas cylinder with second interface 80. During testing, the second stop valve 31 and the third stop valve 11 are opened, the first stop valve 21 is closed, and the gas cylinder is operated to raise the pressure to the test pressure required by the test component. The rate of pressure increase is controlled by monitoring the pressure gauge 60 reading during the pressure increase and the third stop valve 11 can be closed when the pressure is increased to the test pressure. In the pressure maintaining stage, whether the test component leaks or not can be judged qualitatively by observing whether the reading of the pressure gauge 60 is reduced or not. When the leakage rate of the test component needs to be quantitatively measured, the third stop valve 11 can be opened to carry out pressure compensation operation in the pressure maintaining stage, and the leakage rate can be quantitatively judged through the vortex flowmeter. The strength inspection of the test part can be realized by observing whether the appearance of the test part is obviously deformed or not in the pressure maintaining stage.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. A kind of test integrated device of ramming, is used for carrying on the water pressure, atmospheric pressure ramming the test, characterized by that, the said ramming test integrated device includes the conversion assembly used for connecting the test part, first pipeline connected with said conversion assembly, flowmeter and manometer set up on said first pipeline, connect said first second pipeline and third pipeline of pipeline separately;
a first connector used for being connected with a water pump is arranged at one end, far away from the first pipeline, of the second pipeline, and a first stop valve is arranged on the second pipeline;
and a second connector used for being connected with an air source is arranged at one end, far away from the first pipeline, of the third pipeline, and a second stop valve is arranged on the third pipeline.
2. The crush testing integrated apparatus of claim 1, wherein the pressure gauge is located on a side of the flow meter away from the conversion assembly on the first line.
3. The crushing test integrated device according to claim 2, wherein a third stop valve is arranged on the first pipeline, and the third stop valve is positioned between the flowmeter and the pressure gauge.
4. The pressure test integrated device of claim 3, wherein the first, second, and third shut-off valves are all high-pressure shut-off valves.
5. The integrated apparatus for pressure testing according to claim 1, wherein the switching assembly comprises a switching head and a switching tube connected with each other; the conversion head is connected with the first pipeline in a matching mode.
6. The integrated apparatus for pressure testing according to claim 5, wherein the conversion head is threadedly connected to the first pipeline.
7. The integrated apparatus for crush testing according to claim 5, wherein the transition assembly further comprises a transition flange coupled to the transition pipe; the conversion flange is provided with a threaded central hole.
8. The integrated apparatus for pressure testing of claim 1, further comprising an anti-whip assembly disposed on the first pipeline and configured to connect a test component.
9. A crush test integrated apparatus according to claim 8, wherein the anti-slinging assembly comprises at least one anti-slinging ring, a connecting rod connected between the anti-slinging ring and the first pipeline.
10. The integrated device for crush testing according to any one of claims 1 to 9, further comprising a block piece for fitting on the test member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120613234.9U CN214373190U (en) | 2021-03-25 | 2021-03-25 | Integrated device for pressure test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120613234.9U CN214373190U (en) | 2021-03-25 | 2021-03-25 | Integrated device for pressure test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214373190U true CN214373190U (en) | 2021-10-08 |
Family
ID=77973459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120613234.9U Active CN214373190U (en) | 2021-03-25 | 2021-03-25 | Integrated device for pressure test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214373190U (en) |
-
2021
- 2021-03-25 CN CN202120613234.9U patent/CN214373190U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2022267075A1 (en) | Pipe pressure resistance testing device and testing method thereof | |
| CN108088749A (en) | Pipeline pressure testing device and pipeline pressure pilot system | |
| CN203216669U (en) | Pressure checking apparatus | |
| CN201765743U (en) | Chemical pipeline blocking leakage under pressure test training integrated equipment | |
| CN209458570U (en) | A kind of pipe flange detection device | |
| CN205424078U (en) | Quick detecting system of axial deformation of butterfly valve valve plate | |
| CN214373190U (en) | Integrated device for pressure test | |
| CN209055285U (en) | A kind of experimental rig for examining valve high-low pressure to seal | |
| CN209247250U (en) | A kind of nuclear power station-service welded check valve leak tightness test device | |
| CN117007252A (en) | Ultrasonic water meter pipe section tightness detection method | |
| CN112747873A (en) | Valve seal test device | |
| CN201285349Y (en) | Verification apparatus for super-high safety valve | |
| CN201281645Y (en) | Airtight inspection device of sealed cabin under water | |
| CN211013422U (en) | Water pressure detection equipment for pipe fitting sealing performance | |
| CN216246995U (en) | Transformer pressure release ware verifying attachment | |
| CN213516236U (en) | Sealing test device for check valve | |
| CN211740527U (en) | Valve seal test device | |
| CN109507034A (en) | Movable tube pressure testing integrating device | |
| CN212254584U (en) | Closed-loop pressure maintaining and pressurizing detection system | |
| CN209878239U (en) | Water pressure leakage detection device for check valve of cooling water pipe | |
| CN202886079U (en) | Sealing performance test device of mechanical penetration pieces of safety shell in nuclear power station | |
| CN208171542U (en) | A kind of movable oil pipe leak detector | |
| CN112129471A (en) | Sealing test device for check valve | |
| CN217845543U (en) | Terminal airtight pressing device and terminal airtight pressing system | |
| CN219434265U (en) | Pressure transmission test device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |