CN218674136U

CN218674136U - Leak detection device of pressure vessel

Info

Publication number: CN218674136U
Application number: CN202222352041.XU
Authority: CN
Inventors: 杨昌; 刘川; 张羽; 马刚; 张宁川; 刘美超
Original assignee: China Construction Installation Group Xi'an Construction Investment Co ltd; China Construction Industrial and Energy Engineering Group Co Ltd
Current assignee: China Construction Installation Group Xi'an Construction Investment Co ltd; China Construction Industrial and Energy Engineering Group Co Ltd
Priority date: 2022-09-05
Filing date: 2022-09-05
Publication date: 2023-03-21
Anticipated expiration: 2032-09-05

Abstract

The utility model discloses a pressure vessel's leak hunting device, including the overhead tank, the surperficial one side fixed mounting of overhead tank has a jar mouth, the bottom fixedly connected with bottom plate of overhead tank, the inside of jar mouth is provided with the shutoff gasbag, the shutoff gasbag install the pipe on the surface, the one end fixed mounting of pipe has the installation cover, the installation cover be provided with the relief valve on the surface. The utility model discloses in, through the forcing pipe, shutoff gasbag, pipe, installation cover, relief valve, the air bag of aerifing, pump, installation shell, spring, piston and the opening that sets up, be convenient for realize detecting this pressure vessel whether appear leaking, utilize shutoff gasbag, pipe, installation cover, relief valve and the cooperation of aerifing the gasbag under, can detect to the pressure vessel of equidimension not, the device need not to apply the pressure source through manual simultaneously, improves the security of examining time measuring, the practicality is stronger.

Description

Leak detection device of pressure vessel

Technical Field

The utility model relates to a leak hunting technical field especially relates to a pressure vessel's leak hunting device.

Background

A pressure vessel is a closed vessel that can withstand pressure. The pressure container has wide application range, and has important position and function in many departments of industry, civil use, military industry and the like and many fields of scientific research. Among them, the pressure vessels used in the petrochemical industry alone account for about 50% of the total number of pressure vessels, in order to be used in the chemical industry and the petrochemical industry at most. The pressure container is mainly used for the technical processes of heat transfer, mass transfer, reaction and the like, and storing and transporting gas or liquefied gas with pressure in the fields of chemical industry and petrochemical industry; it is also widely used in other industrial and domestic applications, such as air compressors. Auxiliary machines (such as a cooler, a buffer, an oil-water separator, a gas tank, an evaporator, and a liquid coolant tank) of various special compressors and refrigeration compressors belong to pressure vessels.

In the leak detection device of the existing pressure container, whether the existing pressure container leaks or not is detected by a common method through water injection, the operation is inconvenient, time and labor are wasted, the leak detection efficiency is low, and the leak detection device of the pressure container is designed in order to solve the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a leakage detection device of a pressure container.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a pressure vessel's leak hunting device, includes the overhead tank, the surperficial one side fixed mounting of overhead tank has a jar mouth, the bottom fixedly connected with bottom plate of overhead tank, the inside of jar mouth is provided with the shutoff gasbag, the shutoff gasbag install the pipe on the surface, the one end fixed mounting of pipe has the installation cover, the installation cover be provided with the relief valve on the surface, the air bag is installed to one side of installation cover, the internal connection of shutoff gasbag has the forcing pipe, the bottom plate be provided with the pump on the surface, the gas outlet of pump and the one end fixed connection of forcing pipe, the forcing pipe be provided with the pressure release subassembly on the surface.

Further, pressure release subassembly is including the installation shell, installation shell fixed connection is on the surface of forcing pipe, fixedly connected with spring on the inside wall of installation shell, spring one end fixedly connected with piston, the piston is sliding connection with the inside wall of installation shell, the bar mouth has been seted up to the surperficial both sides of installation shell, utilizes pressure release subassembly when the pressure pipe internal pressure is great, can promote piston pressure spring for pressure is discharged from the bar mouth, thereby detects out the phenomenon that pressure vessel does not have the leakage, and the practicality is stronger.

Further, two mounting brackets of bottom symmetry fixedly connected with of bottom plate, two the mounting bracket is L shape setting, two the mounting bracket is provided with two mounting holes on the surface, utilizes two mounting holes on the mounting bracket to pass through locking bolt with pressure pipe fixed mounting, and is more stable when guaranteeing to use, and the practicality is stronger.

Further, the internally mounted of bar mouth has dustproof filter screen, dustproof filter screen adopts the wire to weave and forms, and the dust enters into inside when preventing not using, influences the effect of using.

Furthermore, the frictional force between the plugging air bag and the tank opening is larger than the pressure required by the piston to extrude the spring, so that the plugging air bag is prevented from being ejected when the piston is extruded by the pressure, and the practicability of the device is improved.

Further, the inflator pump is electrically connected with an external power supply through a wire, so that the inflator pump is convenient to use by supplying power through the external power supply, and is more convenient and faster in the operation process and stronger in practicability.

The utility model has the advantages that:

the utility model discloses when using, through the forcing pipe that sets up, shutoff gasbag, pipe, installation cover, relief valve, aerify gasbag, pump, installation shell, spring, piston and opening, be convenient for realize detecting this pressure vessel whether appear leaking, utilize shutoff gasbag, pipe, installation cover, relief valve and aerify under gasbag's the cooperation, can detect to the pressure vessel of equidimension not, the device need not to exert the pressure source through manual simultaneously, improves the security of examining time measuring, and the practicality is stronger.

Drawings

Fig. 1 is a perspective view of a leak detection device for a pressure vessel according to the present invention;

fig. 2 is a main sectional view of a leak detection device for a pressure vessel according to the present invention;

fig. 3 is an enlarged view of a in fig. 2 according to the present invention.

Illustration of the drawings:

1. a mounting frame; 2. mounting holes; 3. a pressure tank; 4. a base plate; 5. a tank opening; 6. a strip-shaped opening; 7. a pressurizing pipe; 8. a dustproof filter screen; 9. an inflator pump; 10. mounting a shell; 11. plugging the air bag; 12. a conduit; 13. a pressure relief valve; 14. an inflatable air bag; 15. installing a sleeve; 16. a piston; 17. a spring.

Detailed Description

Referring to fig. 1-3, a pressure vessel's leak hunting device, including overhead tank 3, surface one side fixed mounting of overhead tank 3 has jar mouth 5, bottom fixedly connected with bottom plate 4 of overhead tank 3, the inside of jar mouth 5 is provided with shutoff gasbag 11, the surface of shutoff gasbag 11 is installed pipe 12, the one end fixed mounting of pipe 12 has installation cover 15, installation cover 15 is provided with relief valve 13 on the surface, inflatable gasbag 14 is installed to one side of installation cover 15, the internal connection of shutoff gasbag 11 has pressure tube 7, the surface of bottom plate 4 is provided with pump 9, the gas outlet of pump 9 and the one end fixed connection of pressure tube 7, be provided with the pressure release subassembly on the surface of pressure tube 7, the bottom symmetry fixedly connected with of bottom plate 4 has two mounting brackets 1, two mounting brackets 1 are the setting of L shape, the surface of two mounting brackets 1 is tightened is provided with two mounting holes 2, the internal mounting of bar mouth 6 has dust screen 8, dust screen 8 adopts the wire weaving to form, the frictional force between shutoff gasbag 11 and the jar mouth 5 is greater than the required pressure of piston 16 extrusion spring 17, pump 9 passes through wire electric connection with external power supply.

Referring to fig. 2-3, the pressure relief assembly includes a mounting shell 10, the mounting shell 10 is fixedly connected to the surface of the pressurization pipe 7, a spring 17 is fixedly connected to the inner side wall of the mounting shell 10, one end of the spring 17 is fixedly connected to a piston 16, the piston 16 is slidably connected to the inner side wall of the mounting shell 10, and strip-shaped openings 6 are formed in two sides of the surface of the mounting shell 10.

The utility model discloses when using, at first install shutoff gasbag 11 in jar mouthful 5 inside, press repeatedly to inflating gasbag 14 simultaneously, make the gas that takes place be full of shutoff gasbag 11, shutoff gasbag 11 makes jar mouth 5 be under the totally enclosed state simultaneously, external power supply can be to inflator pump 9 power supply use, inflator pump 9 works and passes through forcing pipe 7 and applys pressure to overhead tank 3, be used for detecting 3 overhead tank whether there is the leakage phenomenon, when the leakage does not appear in overhead tank 3, can make 7 inflation of forcing pipe when the pressure of applying is too big, thereby make piston 16 remove extrusion spring 17, can make inside pressure gas discharge from bar mouth 6 after the extrusion certain distance, thereby reach and leak hunting overhead tank 3, when the leakage appears in overhead tank 3, the device relief valve can not cause any change, can effectively judge that this overhead tank 3 appears leaking, rotatory 13 carries out the pressure release after detecting and accomplishing, be convenient for taking out the device and detect the use next time, the in-process of operation is more convenient, the practicality is stronger.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. Leak detection device for pressure vessels, comprising a pressure tank (3), characterized in that: a tank opening (5) is fixedly arranged on one side of the surface of the pressure tank (3), a bottom plate (4) is fixedly connected to the bottom of the pressure tank (3), a plugging air bag (11) is arranged inside the tank opening (5), a guide pipe (12) is arranged on the surface of the plugging air bag (11), an installation sleeve (15) is fixedly arranged at one end of the guide pipe (12), a pressure release valve (13) is arranged on the surface of the installation sleeve (15), inflatable air bag (14) are installed to one side of installation cover (15), the internal connection of shutoff gasbag (11) has forcing pipe (7), the bottom plate (4) be provided with pump (9) on the surface, the gas outlet of pump (9) and the one end fixed connection of forcing pipe (7), the forcing pipe (7) be provided with the pressure release subassembly on the surface.

2. Leak detection apparatus for a pressure vessel according to claim 1, wherein: the pressure release subassembly is including installation shell (10), installation shell (10) fixed connection is on the surface of forcing pipe (7), fixedly connected with spring (17) on the inside wall of installation shell (10), spring (17) one end fixedly connected with piston (16), piston (16) are sliding connection with the inside wall of installation shell (10), bar mouth (6) have been seted up to the surperficial both sides of installation shell (10).

3. Leak detection apparatus for a pressure vessel according to claim 1, wherein: the bottom symmetry fixedly connected with of bottom plate (4) is two mounting bracket (1), two mounting bracket (1) is L shape setting, two the surface of mounting bracket (1) is provided with two mounting holes (2) on top of one another.

4. Leak detection apparatus for a pressure vessel according to claim 2, wherein: the internally mounted of bar mouth (6) has dustproof filter screen (8), dustproof filter screen (8) adopt the wire to weave and form.

5. Leak detection apparatus for a pressure vessel according to claim 2, wherein: the friction force between the plugging air bag (11) and the tank opening (5) is larger than the pressure required by the piston (16) to extrude the spring (17).

6. Leak detection apparatus for a pressure vessel according to claim 1, wherein: the inflator pump (9) is electrically connected with an external power supply through a lead.