CN217059172U - Experimental auxiliary device of containment penetration piece leakproofness - Google Patents
Experimental auxiliary device of containment penetration piece leakproofness Download PDFInfo
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- CN217059172U CN217059172U CN202122561549.6U CN202122561549U CN217059172U CN 217059172 U CN217059172 U CN 217059172U CN 202122561549 U CN202122561549 U CN 202122561549U CN 217059172 U CN217059172 U CN 217059172U
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Abstract
The utility model relates to a performance test technical field specifically discloses a containment penetration piece leakproofness test auxiliary device. The device comprises a main pipeline, a temperature and pressure detection part, a cooling and pressure regulating part and a temperature detection part, wherein the temperature and pressure detection part, the cooling and pressure regulating part and the temperature detection part are sequentially connected to the main pipeline, and the temperature and pressure conditions in a test system are monitored through the temperature and pressure detection part; the cooling pressure regulating part is connected into the main pipeline in parallel, the temperature and the pressure in the test system do not reach the standard, the temperature and the pressure value are regulated through the cooling pressure regulating part, and the regulated temperature value is monitored through the temperature detecting part. The device's use can monitor pressure and temperature before experimental, can realize the accurate pressure regulating that adjusts the temperature simultaneously, has ensured the safe and reliable of experimentation, has promoted work efficiency simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the performance test, concretely relates to experimental auxiliary device of containment penetration piece leakproofness.
Background
The containment penetration member sealing test is an important periodic test project for testing the containment sealing performance of a pressurized water reactor nuclear power station, and the basic principle of the containment penetration member sealing test is that a containment penetration member isolation valve needing the sealing test is brought into an isolation boundary, required test pressure is applied to the isolation valve, and leakage rate detection is carried out on the upstream of the isolation valve or leakage collection is carried out on the downstream of the isolation valve. Because the number of system pipelines involved in the test is large, the system pipelines are influenced by the tightness of valves at the test boundary, the original system state in the test boundary, the overhaul and operation conditions of adjacent systems at the test boundary and the like, and the internal conditions of the pipelines of the test system, particularly the pressure and the temperature of internal media, have large uncertainty.
The leak detection instrument that each pressurized water reactor nuclear power plant is used for containment penetration piece leakproofness test at present usually directly links test system pipeline through the plastic hose, and the hidden danger that this kind of way caused includes: the method is characterized in that a preposed monitoring of medium pressure and temperature in a pipeline of a test system is lacked before a test. The leakage rate testing system is limited by the self pressure-bearing and temperature-bearing capacities of a plastic hose, a leakage detecting instrument, a testing joint and the like (called a leakage rate testing system), once the temperature and the pressure of a medium which is remained in a pipeline of the testing system or leaked through a boundary valve exceed the bearing capacity of the leakage rate testing system, the risk of personal contamination, equipment contamination, damage and the like caused by splashing of the system medium is very easy to occur; secondly, in the test process, because the pressure of the pipeline of the test system is regulated or the leakage flow is collected, the medium in the pipeline of the test system needs to be directly connected with the plastic barrel to be discharged or flows back to the outside of the test instrument to be discharged, the pressure monitoring and the temperature reduction of the medium need to be ensured, and the requirements of the instrument and the personal safety are met while the pressure regulation is avoided from being over-head and the working time is wasted.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a containment through-going spare leakproofness test auxiliary device avoids leading to the pipeline internal pressure too big because of lack medium pressure and temperature in the test front detecting system pipeline, and the condition that hinders the people and injure the thing takes place, extravagant pressure boost material simultaneously. The improvement of operation security and reliability is realized, simultaneously, also improves the operating efficiency, and it is injured to reduce personnel.
The technical scheme of the utility model as follows: a containment penetration piece tightness test auxiliary device comprises a main pipeline, a temperature and pressure detection part, a cooling and pressure regulating part and a temperature detection part, wherein the temperature and pressure detection part, the cooling and pressure regulating part and the temperature detection part are sequentially connected to the main pipeline, and the temperature and pressure conditions in a test system are monitored through the temperature and pressure detection part; the cooling pressure regulating part is connected into the main pipeline in parallel, the temperature and the pressure in the test system do not reach the standard, the temperature and the pressure are regulated through the cooling pressure regulating part, and the temperature is monitored and regulated by the temperature detecting part.
The temperature and pressure detection part comprises a pressure gauge and a first thermometer, and the pressure gauge and the first thermometer are connected into the main pipeline through quick connectors.
The cooling pressure regulating portion includes cooling pressure regulating buffer tank, the front end of cooling pressure regulating buffer tank passes through the manual ball valve of second and inserts the main pipeline, the rear end of cooling pressure regulating buffer tank passes through the air-vent valve and inserts the main pipeline, the pressure value in the main pipeline can be shown in real time to the air-vent valve.
The cooling and pressure regulating part and the first manual ball valve are connected in parallel to be connected into the main pipeline.
The temperature detection part comprises a second thermometer to monitor the temperature value after the temperature reduction and regulation part adjusts the temperature.
The front end of the main pipeline is connected into the test system through the first connector.
The first joint comprises a blind plate adapter and a first quick joint, and the blind plate adapter and the first quick joint are connected into the main pipeline in parallel.
And the rear end of the main pipeline is connected into the test system through a second quick coupling.
And the second quick connector is connected into the main pipeline through a third manual ball valve.
The first quick connector is connected to the main pipeline through a metal hose.
The utility model discloses a show the effect and lie in: the containment penetration piece sealing test auxiliary device provided by the utility model preliminarily monitors the temperature and the pressure in the pipeline through the pressure gauge and the thermometer, and the test system can be directly connected to the quick connector when the test condition is met; if unsatisfied test condition, then can be through temperature and pressure adjustment to appropriate value in with the pipeline of cooling pressure regulating buffer tank, then close cooling pressure regulating buffer tank, normally test. The device's use can monitor pressure and temperature before experimental, can realize the accurate pressure regulating that adjusts the temperature simultaneously, has ensured the safe and reliable of experimentation, has promoted work efficiency simultaneously.
Drawings
Fig. 1 is a schematic view of an auxiliary device for a containment penetration tightness test according to the present invention;
in the figure: 1. a blind plate adapter; 2. a first quick coupling; 3. a metal hose; 4. a pressure gauge; 5. a first thermometer; 6. a first manual ball valve; 7. a temperature-reducing pressure-regulating buffer tank; 8. a second manual ball valve; 9. a pressure regulating valve; 10. a second quick coupling; 11. a second thermometer; 12. a third manual ball valve.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1, an auxiliary device for a containment penetration test comprises a thermometer, a pressure gauge, a main pipeline and a cooling and pressure regulating buffer tank 7; the front end to the rear end of the main pipeline are sequentially connected with a first joint, a temperature and pressure detection part, a cooling and pressure regulating part, a temperature detection part and a second joint;
the main pipeline is connected into a test system pipeline through a first connector, specifically, the first connector comprises a blind plate adapter 1 and a first quick connector 2, the blind plate adapter 1 and the first quick connector 2 are connected into the main pipeline in parallel so as to be suitable for connecting different test system pipelines, and specifically, the first quick connector 2 is connected into the main pipeline through a metal hose 3;
the temperature and pressure detection part comprises a pressure gauge and a first thermometer 5 so as to monitor the pressure condition and the temperature condition of the test system, and specifically, the pressure gauge and the first thermometer 5 are respectively connected to the main pipeline through quick connectors;
the temperature-reducing and pressure-regulating part comprises a temperature-reducing and pressure-regulating buffer tank 7, the temperature-reducing and pressure-regulating buffer tank 7 and a first manual ball valve 6 are connected in parallel to a main pipeline, when the temperature and the pressure of a test system meet the test standard, a test medium directly flows from the test system to the test system through the first manual ball valve 6, specifically, the front end of the temperature-reducing and pressure-regulating buffer tank 7 is connected with the main pipeline through a second manual ball valve 8, the rear end of the temperature-reducing and pressure-regulating buffer tank 7 is connected with the main pipeline through a pressure-regulating valve 9, specifically, the front end of the temperature-reducing and pressure-regulating buffer tank 7 is connected with the second manual ball valve 8 through a quick connector, the rear end of the temperature-reducing and pressure-regulating buffer tank 7 is connected with the pressure-regulating valve 9 through the quick connector, so as to monitor whether the pressure of the main pipeline meets the test standard after being regulated through the temperature-reducing and pressure-regulating buffer tank 7;
the temperature detection part comprises a second thermometer 11, and the second thermometer 11 is connected with the main pipeline through a quick connector so as to monitor whether the temperature of the main pipeline meets the test standard after being adjusted by the temperature-reducing and pressure-regulating buffer tank 7;
the rear end of the main pipeline is connected into the test system through a second connector, the second connector comprises a second quick connector 10, and specifically, the second quick connector 10 is connected with the main pipeline through a third manual ball valve 12 so as to ensure controllability of a test medium entering the test system.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the description, and must be determined according to the scope of the claims.
Claims (10)
1. The utility model provides a containment penetrator leakproofness test auxiliary device which characterized in that: the device comprises a main pipeline, a temperature and pressure detection part, a cooling and pressure regulating part and a temperature detection part, wherein the temperature and pressure detection part, the cooling and pressure regulating part and the temperature detection part are sequentially connected to the main pipeline, and the temperature and pressure conditions in a test system are monitored through the temperature and pressure detection part; the cooling pressure regulating part is connected into the main pipeline in parallel, the temperature and the pressure in the test system do not reach the standard, the temperature and the pressure value are regulated through the cooling pressure regulating part, and the regulated temperature value is monitored through the temperature detecting part.
2. The containment penetration seal test auxiliary device of claim 1, wherein: the temperature and pressure detection part comprises a pressure gauge (4) and a first thermometer (5), and the pressure gauge (4) and the first thermometer (5) are connected into the main pipeline through quick connectors.
3. The containment vessel penetration seal test auxiliary device of claim 1, wherein: the cooling pressure regulating portion comprises a cooling pressure regulating buffer tank (7), the front end of the cooling pressure regulating buffer tank (7) is connected into the main pipeline through a second manual ball valve (8), the rear end of the cooling pressure regulating buffer tank (7) is connected into the main pipeline through a pressure regulating valve (9), and the pressure value in the main pipeline can be displayed in real time through the pressure regulating valve (9).
4. The containment vessel penetration seal test auxiliary device of claim 1, wherein: the temperature and pressure reducing part and the first manual ball valve (6) are connected in parallel to the main pipeline.
5. The containment penetration seal test auxiliary device of claim 1, wherein: the temperature detection part comprises a second thermometer (11) for monitoring the temperature value after the temperature reduction and pressure regulation part adjusts the temperature.
6. The containment vessel penetration seal test auxiliary device of claim 1, wherein: the front end of the main pipeline is connected into the test system through the first connector.
7. The containment penetration seal test auxiliary device of claim 6, wherein: the first connector comprises a blind plate adapter (1) and a first quick connector (2), and the blind plate adapter (1) and the first quick connector (2) are connected in parallel to the main pipeline.
8. The containment vessel penetration seal test auxiliary device of claim 1, wherein: the rear end of the main pipeline is connected into the test system through a second quick connector (10).
9. The containment vessel penetration seal test auxiliary device of claim 8, wherein: the second quick connector (10) is connected to a main pipeline through a third manual ball valve (12).
10. The containment penetration seal test auxiliary device of claim 7, wherein: the first quick connector (2) is connected into a main pipeline through a metal hose (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122561549.6U CN217059172U (en) | 2021-10-22 | 2021-10-22 | Experimental auxiliary device of containment penetration piece leakproofness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122561549.6U CN217059172U (en) | 2021-10-22 | 2021-10-22 | Experimental auxiliary device of containment penetration piece leakproofness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217059172U true CN217059172U (en) | 2022-07-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122561549.6U Active CN217059172U (en) | 2021-10-22 | 2021-10-22 | Experimental auxiliary device of containment penetration piece leakproofness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217059172U (en) |
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2021
- 2021-10-22 CN CN202122561549.6U patent/CN217059172U/en active Active
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