CN-224231203-U - Air pressure leakage detecting device for air cylinder

Abstract

The utility model discloses an air pressure leakage detection device for an air cylinder, which comprises a frame, wherein an air outlet pipeline system and an air inlet pipeline system are respectively arranged on the frame, the air outlet pipeline system is arranged at an air inlet end of the air inlet pipeline system, the air outlet pipeline system is mutually communicated with the air inlet pipeline system, the air inlet end of the air inlet pipeline system is communicated with an air inlet metal hose, the air inlet metal hose is connected with an air bottle through a pipeline, the air outlet end of the air inlet pipeline system is communicated with an air outlet metal hose, the other end of the air outlet metal hose is communicated with an annular pipe, and a plurality of conversion joints for connecting the air cylinder are arranged on the annular pipe. The utility model can effectively detect the air tightness of the rocket charging and discharging connector cylinder and has the advantages of simple structure and convenient installation and disassembly.

Inventors

• ZHANG GUOCHENG
• ZHANG YUNDONG
• JIANG BIN
• MO WEIJIE
• YU TIEHAO

Assignees

• 杭州杭氧低温容器有限公司

Dates

Publication Date

20260512

Application Date

20250709

Claims (6)

1. 1. The air pressure leakage detection device for the air cylinder is characterized by comprising a frame (5), wherein an air outlet pipeline system (9) and an air inlet pipeline system (10) are respectively arranged on the frame (5), the air outlet pipeline system (9) is arranged at the air inlet end of the air inlet pipeline system (10), the air outlet pipeline system (9) and the air inlet pipeline system (10) are mutually communicated, an air inlet metal hose (2) is communicated with the air inlet end of the air inlet pipeline system (10), an air cylinder (14) is connected to the air inlet metal hose (2) through a pipeline, an air outlet metal hose (3) is communicated with the air outlet end on the air inlet pipeline system (10), an annular pipe (1) is communicated with the other end of the air outlet metal hose (3), and a plurality of conversion connectors (11) for connecting the air cylinder are arranged on the annular pipe (1).
2. 2. The air pressure leakage detecting device for the air cylinder according to claim 1, wherein the frame (5) is provided with a pressure gauge (6), and a detection end of the pressure gauge (6) extends into the air inlet pipeline system (10).
3. 3. The air pressure leakage detection device for the air cylinder according to claim 1 is characterized in that an air inlet stop valve (8) is arranged at the air inlet end of the air inlet pipeline system (10), and an air outlet stop valve (7) is arranged at the outer end of the air outlet pipeline system (9).
4. 4. The air pressure leakage detecting device for the air cylinder according to claim 1, wherein a safety valve (4) is arranged on the air inlet pipeline system (10) close to the air outlet end.
5. 5. The air pressure leakage detecting device for the air cylinder according to claim 1, wherein the two ends of the air inlet metal hose (2) are provided with first standard conversion joints (12), and the two ends of the air outlet metal hose (3) are provided with second standard conversion joints (13).
6. 6. The air pressure leakage detecting device for the air cylinder according to claim 3, wherein a first hand wheel (15) and a second hand wheel (16) are rotatably connected above the frame (5), the first hand wheel (15) penetrates through the frame (5) to be connected with the control end of the air inlet stop valve (8), and the second hand wheel (16) penetrates through the frame (5) to be connected with the control end of the air outlet stop valve (7).

Description

Air pressure leakage detecting device for air cylinder Technical Field The utility model relates to an air pressure leakage detection device for an air cylinder, and belongs to the technical field of leakage detection devices. Background The cylinder is used as a key component in the industrial field, and the working environment of the cylinder is required to be extremely high in tightness and reliability. The air tightness detection is required before the air tightness detection device is used, and the traditional air pressure test tool has the following problems that in the installation process, due to the fact that the structural design is complex, the accurate matching of multiple components is involved, the operation flow is complicated, a great deal of time is often spent on debugging and installation by professional technicians, and the efficiency of the test preparation stage is reduced to a certain extent. And the traditional tool is huge in size, in a limited test field, the larger occupied area of the traditional tool not only brings higher requirements to the field layout, but also limits the arrangement and use of other equipment to a certain extent, and meanwhile, the traditional tool is higher in energy consumption in the operation process, continuously consumes a large amount of electric power and compressed gas resources and causes larger pressure on energy. Therefore, the leak detection device which is convenient to install and detach, environment-friendly and practical is designed and becomes the content of industry research. Disclosure of utility model The utility model aims to provide an air pressure leakage detecting device for an air cylinder. The utility model can effectively detect the air tightness of a plurality of air cylinders, and has low cost and easy operation. The technical scheme is that the air pressure leakage detection device for the air cylinder comprises a frame, wherein an air outlet pipeline system and an air inlet pipeline system are respectively arranged on the frame, the air outlet pipeline system is arranged at an air inlet end of the air inlet pipeline system, the air outlet pipeline system is mutually communicated with the air inlet pipeline system, an air inlet metal hose is communicated with the air inlet end of the air inlet pipeline system, the air inlet metal hose is connected with an air bottle through a pipeline, an air outlet metal hose is communicated with an air outlet end on the air inlet pipeline system, an annular pipe is communicated with the other end of the air outlet metal hose, and a plurality of conversion joints for connecting the air cylinder are arranged on the annular pipe. According to the air pressure leakage detection device for the air cylinder, the pressure gauge is arranged on the frame, and the detection end of the pressure gauge stretches into the air inlet pipeline system. According to the air pressure leakage detection device for the air cylinder, the air inlet end of the air inlet pipeline system is provided with the air inlet stop valve, and the outer end of the air outlet pipeline system is provided with the air outlet stop valve. According to the air pressure leakage detection device for the air cylinder, the safety valve is arranged at the position, close to the air outlet end, of the air inlet pipeline system. According to the air pressure leakage detection device for the air cylinder, the two ends of the air inlet metal hose are provided with the first standard conversion joints, and the two ends of the air outlet metal hose are provided with the second standard conversion joints. According to the air pressure leakage detection device for the air cylinder, the first hand wheel and the second hand wheel are rotationally connected above the frame, the first hand wheel penetrates through the frame to be connected with the control end of the air inlet stop valve, and the second hand wheel penetrates through the frame to be connected with the control end of the air outlet stop valve. Compared with the prior art, the utility model has the following beneficial effects: 1. The utility model has simple parts, and can be assembled by connecting the air inlet metal hose, the air inlet pipeline system, the air outlet metal hose and the annular pipe. And then the cylinder to be tested is connected with the adapter through a pipeline, and a plurality of adapters on the annular pipe can be simultaneously connected with a plurality of cylinders to be tested, so that the cylinders to be tested can be conveniently detected at a time. And then the cylinder to be tested is placed in a water tank, test gas is sent into the cylinder to be tested from a gas inlet metal hose, the gas enters the cylinder to be tested through the pipeline, whether bubbles exist in the water tank or not is observed, and therefore the air tightness of the cylinder to be tested is detected. 2. The utility model controls the gas inlet and the gas outlet through the ga