CN219301915U - Nuclear power portable valve pneumatic actuator sealing performance detection device - Google Patents
Nuclear power portable valve pneumatic actuator sealing performance detection device Download PDFInfo
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- CN219301915U CN219301915U CN202320042543.4U CN202320042543U CN219301915U CN 219301915 U CN219301915 U CN 219301915U CN 202320042543 U CN202320042543 U CN 202320042543U CN 219301915 U CN219301915 U CN 219301915U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model discloses a sealing performance detection device of a pneumatic actuating mechanism of a portable valve for nuclear power, which comprises a mobile trolley, wherein a direct-current power supply, a direct-current compressor, a gas storage tank and a gas distribution pipe are arranged on the mobile trolley, the direct-current power supply supplies power to the direct-current compressor, the direct-current compressor is connected with the gas storage tank through a pipeline, the gas storage tank is connected with the gas distribution pipe, a plurality of branch pipes are arranged on the gas distribution pipe, each branch pipe is connected with a hose, quick-plug type gas pipe butt joints are respectively connected on the hoses, and control valves are respectively arranged on the hoses. The sealing performance detection device for the pneumatic actuating mechanism of the nuclear power portable valve has the advantages of convenience in movement and simplicity in operation, and can be used for testing the sealing performance of the pneumatic actuating mechanism of the valve on site. The 12V storage battery is used for supplying power and the direct current/direct current compressor is used for supplying high-pressure gas, so that the electricity safety in the nuclear power plant is ensured.
Description
Technical Field
The utility model belongs to the technical field of valve detection, and particularly relates to a sealing performance detection device of a pneumatic actuating mechanism of a nuclear power portable valve.
Background
A large number of pneumatic regulating valves are arranged in a unit of a nuclear power plant, such as a Mei Suoni blue pneumatic regulating valve in Japan, a Fisher pneumatic regulating valve in the United states and the like, are widely applied to various systems of the power plant, and an actuating mechanism of the pneumatic regulating valve is divided into a pneumatic diaphragm actuating mechanism and a piston cylinder actuating mechanism. Therefore, the pneumatic actuating mechanism of the valve needs to be regularly and prophylactically maintained and disassembled to replace the diaphragm and all the O-shaped rings, but part of the pneumatic actuating mechanism is assembled to the system after the O-shaped rings and the diaphragm are replaced, the pneumatic actuating mechanism is possibly not installed in place or the spare part material has quality problems, and the condition of air leakage occurs after ventilation, so that related equipment needs to be isolated again, the pneumatic actuating mechanism is disassembled again, and the diaphragm and the O-shaped rings are replaced. The high-pressure air is formed by the air compressor, the high-pressure air is filled into the valve pneumatic actuating mechanism, the pressure change condition is observed, and the tightness detection of the valve pneumatic actuating mechanism can be formed. However, because the air compressor is large and heavy, the connection of all parts is disordered, the connection points are many, private wires are not allowed to supply power in the nuclear power plant, special approval is required for power utilization, time and labor are wasted, and industrial safety risks exist.
Therefore, a set of device needs to be developed to detect the sealing performance of the valve pneumatic head, and the device has the functions of being convenient to carry, meeting the complex on-site working conditions of a nuclear power plant and the like.
Disclosure of Invention
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a nuclear power portable valve pneumatic actuator sealing performance detection device, is including the travelling car, installs DC power supply, DC compressor, gas holder and gas distribution pipe on the travelling car, DC power supply is for the DC compressor power supply, and DC compressor passes through the pipe connection gas holder, and gas holder connection gas distribution pipe is equipped with a plurality of branch pipes on the gas distribution pipe, and a hose is connected with a quick-plugging type trachea butt joint respectively on the hose, installs the control valve respectively on the hose.
As the optimization of the technical scheme, the mobile trolley is fixedly provided with a frame, a plurality of net plates are arranged on the outer side of the frame, and the direct current power supply, the direct current compressor, the air storage tank and the air distribution pipe are all fixed in the frame.
As the optimization of the technical scheme, a plurality of pipe winding rods are fixed on the frame, the pipe winding rods, the control valve and the quick-insertion type air pipe butt joint are all positioned on the outer side of the screen plate, and the hose is wound on the pipe winding rods.
As the optimization of the technical scheme, the air storage tank is connected with the pressure gauge, the pressure regulating valve and the pressure relief valve, and the pressure gauge, the pressure regulating valve and the pressure relief valve are all positioned outside the screen plate.
As the preferable of the technical proposal, the screen plates are all detachably arranged on the frame.
As a preferable mode of the above technical solution, the number of the dc power supplies is two, and the two dc power supplies are respectively connected to the dc compressor through a switch.
As a preferable mode of the above technical solution, the dc power supply is a 12V battery, and the dc compressor is a 12V dc compressor.
As the preferable of the above technical scheme, one side of the mobile trolley is connected with a hand push rod.
As the optimization of the technical scheme, lifting lugs are arranged around the movable trolley.
The beneficial effects of the utility model are as follows: the sealing performance detection device for the pneumatic actuating mechanism of the nuclear power portable valve has the advantages of convenience in movement and simplicity in operation, and can be used for testing the sealing performance of the pneumatic actuating mechanism of the valve on site. The 12V storage battery is used for supplying power and the direct current compressor is used for supplying high-pressure gas, so that the electricity safety in the nuclear power plant is ensured.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in FIG. 1, the sealing performance detection device of the pneumatic actuating mechanism of the nuclear power portable valve comprises a mobile trolley 1, wherein a direct-current power supply 2, a direct-current compressor 3, a gas storage tank 4 and a gas distribution pipe 5 are arranged on the mobile trolley 1, the direct-current power supply 2 supplies power to the direct-current compressor 3, the direct-current compressor 3 is connected with the gas storage tank 4 through a pipeline, the gas storage tank 4 is connected with the gas distribution pipe 5, a plurality of branch pipes 6 are arranged on the gas distribution pipe 5, each branch pipe 6 is connected with a hose 7, quick-plug type gas pipe butt joints 8 are respectively connected on the hose 7, control valves 9 are respectively arranged on the hose 7, and the gas storage tank 4 is connected with a pressure gauge 12. The quick-plugging type air pipe butt joint 8 has various specifications, when in use, a proper quick-connection pipeline of the plug-in type air pipe butt joint 8 is selected, the valve pneumatic actuating mechanism is kept in a closed state, and the change of the pressure gauge 12 on the air storage tank 4 is observed, so that whether the sealing performance of the valve pneumatic actuating mechanism meets the requirement is obtained.
Further, a frame 10 is fixed on the mobile trolley 1, a plurality of net plates are arranged on the outer side of the frame 10, and the direct current power supply 2, the direct current compressor 3, the air storage tank 4 and the air distribution pipe 5 are all fixed in the frame 10.
Further, a plurality of pipe winding rods 11 are fixed on the frame 10, the pipe winding rods 11, the control valve 9 and the quick-insertion type air pipe butt joint 8 are all located on the outer side of the screen, and the hose 7 is wound on the pipe winding rods 11. The hose 7 which is not required to be used is wound on the corresponding winding pipe rod 11 for storage, so that the hose 7 is prevented from being wound in disorder.
Further, the air storage tank 4 is connected with a pressure regulating valve 13 and a pressure relief valve 14, and the pressure gauge 12, the pressure regulating valve 13 and the pressure relief valve 14 are all located outside the screen. The pressure regulating valve 13 can regulate the air pressure in the air storage tank 4, and the pressure relief valve 14 prevents the excessive pressure in the air storage tank 4.
Further, the mesh plates are detachably mounted on the frame 10. The mesh plate may be connected to the frame 10 by means of a connection which is easily detachable, such as a hook, a screw, etc. The screen plate protects the direct current power supply 2, the direct current compressor 3, the air storage tank 4 and the like. The mesh plate can be disassembled when maintenance is needed.
Further, the number of the dc power sources 2 is two, and the two dc power sources 2 are respectively connected to the dc compressor 3 through the switch 15. The two dc power sources 2 are ready for use.
Further, the dc power supply 2 is a 12V battery, and the dc compressor 3 is a 12V dc compressor. The 12V safe direct current operation is adopted, so that the electricity consumption safety risk is reduced, and the electricity consumption management requirement of the nuclear power plant is met. The 12V battery is preferably a rechargeable battery.
Further, a hand push rod 16 is connected to one side of the mobile trolley 1. The hand push rod 16 is convenient for pushing the mobile trolley 1 to transfer.
Further, lifting lugs 17 are arranged around the mobile trolley 1. The whole movable trolley 1 can be lifted by means of tools such as a crane and the like through the lifting lug 17, so that the movable trolley 1 can be conveniently transferred at positions such as a working platform which only passes by steps at different heights.
It should be noted that technical features of the quick-plug type air pipe butt joint 8 and the like according to the present utility model should be considered as the prior art, and specific structures, working principles, and control modes and spatial arrangement of the technical features may be adopted by conventional choices in the art, and should not be considered as the utility model point of the present utility model, and the present utility model is not further specifically developed.
While the preferred embodiments of the present utility model have been described in detail, it should be appreciated that numerous modifications and variations may be made in accordance with the principles of the present utility model by those skilled in the art without undue burden, and thus, all technical solutions which may be obtained by logic analysis, reasoning or limited experimentation based on the principles of the present utility model as defined by the claims are within the scope of protection as defined by the present utility model.
Claims (5)
1. The utility model provides a nuclear power portable valve pneumatic actuator sealing performance detection device, its characterized in that, including the travelling car, install DC power supply, DC compressor, gas holder and gas distribution pipe on the travelling car, DC power supply gives DC compressor power supply, DC compressor passes through the pipe connection gas holder, gas holder connection gas distribution pipe is equipped with a plurality of branch pipes on the gas distribution pipe, every branch pipe connection hose is connected with fast plug-in type trachea butt joint respectively on the hose, installs the control valve respectively on the hose, the frame outside is equipped with a plurality of otter boards, DC power supply, DC compressor, gas holder, gas distribution pipe are all fixed in the frame, be fixed with a plurality of around the pipe pole on the frame, around pipe pole, control valve, fast plug-in type trachea butt joint all are located the otter board outside, the hose twines around on the pipe pole, the gas holder is connected with manometer, air-vent valve and relief valve, manometer, air-vent valve and relief valve all lie in outside, the otter board all detachable installs on the frame.
2. The device for detecting the sealing performance of the pneumatic actuating mechanism of the nuclear power portable valve according to claim 1, wherein the number of the direct current power supplies is two, and the two direct current power supplies are respectively connected with the direct current compressor through a switch.
3. The nuclear power portable valve pneumatic actuator sealing performance detection device of claim 2, wherein the direct current power supply is a 12V battery and the direct current compressor is a 12V direct current compressor.
4. The device for detecting the sealing performance of the pneumatic actuating mechanism of the nuclear power portable valve according to claim 1, wherein a hand push rod is connected to one side of the movable trolley.
5. The nuclear power portable valve pneumatic actuator sealing performance detection device according to claim 4, wherein lifting lugs are arranged on the periphery of the mobile trolley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320042543.4U CN219301915U (en) | 2023-01-03 | 2023-01-03 | Nuclear power portable valve pneumatic actuator sealing performance detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320042543.4U CN219301915U (en) | 2023-01-03 | 2023-01-03 | Nuclear power portable valve pneumatic actuator sealing performance detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219301915U true CN219301915U (en) | 2023-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320042543.4U Active CN219301915U (en) | 2023-01-03 | 2023-01-03 | Nuclear power portable valve pneumatic actuator sealing performance detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219301915U (en) |
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2023
- 2023-01-03 CN CN202320042543.4U patent/CN219301915U/en active Active
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