CN210571243U - Air cylinder air tightness test device - Google Patents
Air cylinder air tightness test device Download PDFInfo
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- CN210571243U CN210571243U CN201922101308.6U CN201922101308U CN210571243U CN 210571243 U CN210571243 U CN 210571243U CN 201922101308 U CN201922101308 U CN 201922101308U CN 210571243 U CN210571243 U CN 210571243U
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- air
- pipe
- air cylinder
- inlet switch
- pressure
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Abstract
The utility model relates to a locomotive overhauls technical field, discloses an air cylinder air tightness test device, including the tuber pipe, install air inlet switch, air-vent valve, manometer on the tuber pipe, tuber pipe one end is the air outlet, the air-vent valve the manometer is located the air inlet switch with between the air outlet. The utility model has the advantages of it is following and effect: when the air cylinder air tightness test device is used, the air outlet is connected to the air inlet of the air cylinder, the air inlet switch is opened, the air pressure is adjusted to 600kpa of the air pressure through the pressure regulating valve, the air inlet switch is closed for pressure maintaining, each interface of the air cylinder can be detected to be leaked, the maintenance is efficient and quick, the maintenance time is saved, and the maintenance quality is guaranteed.
Description
Technical Field
The utility model relates to a locomotive pipeline overhauls technical field, in particular to reservoir air-tight test device.
Background
The air cylinder is an air pipeline device on the locomotive, and when the air cylinder is overhauled, a 600kpa air tightness test is needed besides a 1500kpa hydraulic test. If the Chinese patent with the publication number of CN203083789U discloses a test device for a locomotive main air cylinder water pressure air tightness test, a water pump is connected with a water source and is connected with an input port of a tested air cylinder through an A valve, two air paths are arranged to be connected with the input port of the tested air cylinder, a first air path is connected with an input end of a booster pump through a B valve, a second air path is connected with a pressure gauge through a C valve and a D valve, the test device also comprises an electric control system, a water storage tank and an air storage tank, wherein the water storage tank is connected with the water source, and the air storage tank is arranged on the first; and the input port of the tested air cylinder is provided with a pressure relief valve, the valve A, the valve B, the valve C and the valve D are all electric control valves which are connected with and controlled by an electric control system, and the pressure relief valve and the water pump are respectively connected with the electric control system. The structure composition is complex, and the cost of the test device is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an air cylinder air tightness test device has simple structure, can carry out the effect of gas tightness test to the air cylinder fast.
The above technical purpose of the present invention can be achieved by the following technical solutions: the air cylinder air tightness test device comprises an air pipe, wherein an air inlet switch, a pressure regulating valve and a pressure gauge are installed on the air pipe, one end of the air pipe is an air outlet, and the pressure regulating valve and the pressure gauge are located between the air inlet switch and the air outlet.
By adopting the technical scheme, when the air cylinder air tightness test device is used, one end of the air pipe is connected with the air compression system, the air outlet at the other end is connected with the air cylinder, and the inlet and the outlet of the air cylinder are sealed. And opening the air inlet switch, adjusting the air pressure to 600kpa through the pressure regulating valve, closing the air inlet switch, maintaining the pressure for a period of time, and observing the pressure gauge, wherein if the pressure gauge displays that the pressure is less than 600kpa, the air cylinder is indicated to have leakage. If the pressure gauge shows a pressure of 600kpa, the reservoir is free of leakage. The air cylinder air tightness test device is simple in structure, rapid and convenient to use, capable of rapidly testing air cylinder air tightness and capable of improving work efficiency.
The utility model discloses a further set up to: the air inlet switch is a valve installed on the air pipe, the pressure gauge is provided with a connecting pipe, and the connecting pipe is communicated with the air pipe.
The utility model discloses a further set up to: the tuber pipe including the installation pipe, connect in the hose of installation pipe, the air inlet switch the air-vent valve the connecting pipe all install in on the installation pipe.
Through adopting above-mentioned technical scheme, the air outlet setting is kept away from the one end of installation pipe at the hose, and the hose is used for linking to each other with the reservoir.
The utility model discloses a further set up to: the hose cover is equipped with the elastic sleeve, elastic sleeve both ends inner wall all with the hose outer wall is sealed, the elastic sleeve inner wall with the hose outer wall forms and detects the chamber.
Through adopting above-mentioned technical scheme, when reservoir air-tight test device in the use, appear leaking like the hose in the process of keeping the pressure, compressed air in the hose enters into and detects the intracavity, and the elastic sleeve is propped up the inflation, and the manometer shows that pressure constantly reduces, can judge for the hose leakage, avoids the erroneous judgement to be reservoir leakage.
The utility model has the advantages that: when the air cylinder air tightness test device is used, the air outlet is connected to the air inlet of the air cylinder, the air inlet switch is opened, the air pressure is adjusted to 600kpa of the air pressure through the pressure regulating valve, the air inlet switch is closed for pressure maintaining, each interface of the air cylinder can be detected to be leaked, the maintenance is efficient and quick, the maintenance time is saved, and the maintenance quality is guaranteed.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the hose structure of the present invention.
In the figure, 1, an air duct; 11. installing a pipe; 12. a hose; 121. an elastic sleeve; 122. a detection chamber; 2. an air inlet switch; 3. a pressure regulating valve; 4. a pressure gauge; 41. and (4) connecting the pipes.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Example (b): the air cylinder air tightness test device comprises an air pipe 1, wherein the air pipe 1 comprises a mounting pipe 11 connected with an air compression system and a hose 12 connected to the mounting pipe 11, and one end, far away from the mounting pipe 11, of the hose 12 is an air outlet. The installation pipe 11 is provided with an air inlet switch 2, a pressure regulating valve 3 and a pressure gauge 4, the air inlet switch 2 is a valve, the pressure gauge 4 is provided with a connecting pipe 41, and the connecting pipe 41 is communicated with the installation pipe 11. The pressure regulating valve 3 and the pressure gauge 4 are positioned between the air inlet switch 2 and the air outlet. The hose 12 is sleeved with an elastic sleeve 121, inner walls of two ends of the elastic sleeve 121 are sealed with the outer wall of the hose 12, and a detection cavity 122 is formed between the inner wall of the elastic sleeve 121 and the outer wall of the hose 12.
When the air cylinder air tightness test device is used, one end of the air pipe 1 is connected with an air compression system, and an air outlet at the other end is connected with the air cylinder to seal the inlet and the outlet of the air cylinder. And (3) opening the air inlet switch 2, adjusting the air pressure to 600kpa through the pressure regulating valve 3, closing the air inlet switch 2, maintaining the pressure for a period of time, and observing the pressure gauge 4, wherein if the pressure gauge 4 displays that the pressure is less than 600kpa, the air cylinder is indicated to have leakage. If the pressure gauge 4 shows a pressure of 600kpa, it indicates that the reservoir is leak-free. If the elastic sleeve 121 is expanded, it indicates a leak in the hose 12. The air cylinder air tightness test device is simple in structure, rapid and convenient to use, capable of rapidly testing air cylinder air tightness and capable of improving work efficiency.
Claims (4)
1. Air cylinder air-tight test device, its characterized in that: including tuber pipe (1), install air inlet switch (2), air-vent valve (3), manometer (4) on tuber pipe (1), tuber pipe (1) one end is the air outlet, air-vent valve (3) manometer (4) are located air inlet switch (2) with between the air outlet.
2. The air cylinder airtightness testing apparatus according to claim 1, wherein: the air inlet switch (2) is a valve arranged on the air pipe (1), the pressure gauge (4) is provided with a connecting pipe (41), and the connecting pipe (41) is communicated with the air pipe (1).
3. The air cylinder airtightness testing apparatus according to claim 2, wherein: the air pipe (1) comprises an installation pipe (11) and a hose (12) connected to the installation pipe (11), and the air inlet switch (2), the pressure regulating valve (3) and the connecting pipe (41) are all installed on the installation pipe (11).
4. The air cylinder airtightness testing apparatus according to claim 3, wherein: hose (12) overcoat is equipped with elastic sleeve (121), elastic sleeve (121) both ends inner wall all with hose (12) outer wall is sealed, elastic sleeve (121) inner wall with hose (12) outer wall forms and detects chamber (122).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922101308.6U CN210571243U (en) | 2019-11-27 | 2019-11-27 | Air cylinder air tightness test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922101308.6U CN210571243U (en) | 2019-11-27 | 2019-11-27 | Air cylinder air tightness test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210571243U true CN210571243U (en) | 2020-05-19 |
Family
ID=70633334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922101308.6U Active CN210571243U (en) | 2019-11-27 | 2019-11-27 | Air cylinder air tightness test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210571243U (en) |
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2019
- 2019-11-27 CN CN201922101308.6U patent/CN210571243U/en active Active
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