CN208283088U - A kind of vehicle braking rescue converting device test tool - Google Patents
A kind of vehicle braking rescue converting device test tool Download PDFInfo
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- CN208283088U CN208283088U CN201820763057.0U CN201820763057U CN208283088U CN 208283088 U CN208283088 U CN 208283088U CN 201820763057 U CN201820763057 U CN 201820763057U CN 208283088 U CN208283088 U CN 208283088U
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- valve
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- converting device
- vehicle braking
- device test
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Abstract
The utility model relates to a kind of vehicle braking rescue converting device test tools, including, sequentially connected blast pipe, pressure regulator valve, shut-off valve, cylinder and discharge pipe, and the support frame for fixing above-mentioned component；An exhaust valve and pressure gauge are additionally provided between shut-off valve and cylinder, the blast pipe is connect with external ventilation apparatus, and the air inlet of the exhaust valve and pressure gauge is connected with cylinder, and the gas outlet of exhaust valve is connected with outside atmosphere.The utility model structure is simple, simple and quick, by the pressure in exhaust valve regulation cylinder, can stablize, accurately export BP wind pressure signal.
Description
Technical field
The utility model relates to Vehicle inspection device, especially a kind of vehicle braking rescue converting device test tool.
Background technique
In order to improve the safety of motor-car vehicle group, it is generally possible to mutually rescue between EMU, that is, requires relief car both may be used
To rescue the train of this type, and other trains for having train pipe (BP) can be rescued.The EMU system of existing certain model
Dynamic system uses the through type electric controlled brake system of single tube system (blast main), therefore not set self-action braking system rescues it
When he has the vehicle of train pipe, needs one can export BP pressure and control the braking rescue converting device of its pressure size.
The electronic control unit of the braking rescue converting device receives the electrodynamic braking instruction of this train, then controls related valves class
Movement exports corresponding BP pressure, and by the BP pressure output to rescued train, rescued train is controlled according to the BP pressure
The implementation of this vehicle braking.Therefore the normal work for guaranteeing rescue converting device, is a highly important task, present rescue
Conversion equipment test tool has the following problems: 1, the more poor sealing performance of internal structure complex pipeline connector, which is easy to happen, lets out
Leakage；2, the holding position of operation handle is among charge position and air draft position, because adjustment angle is too small, between air draft position and charge position
Holding position can just be found by adjusting repeatedly, extend the activity duration；3, Uneven road generates vibration when mobile, is easy to influence in equipment
The wind pressure meter accuracy in portion, pipe seal state etc., increase the cost of upkeep and maintenance time of equipment.
Given this utility model is proposed.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of simple in structure, good airproof performance, are convenient for
The vehicle braking rescue converting device test tool used.
In order to realize the purpose, the utility model adopts the following technical solution:
A kind of vehicle braking rescue converting device test tool, including, sequentially connected blast pipe, pressure regulator valve, shut-off valve,
Cylinder and discharge pipe, and the support frame for fixing above-mentioned component；Be additionally provided between shut-off valve and cylinder an exhaust valve and
Pressure gauge, the blast pipe are connect with external ventilation apparatus, and the air inlet of the exhaust valve and pressure gauge is connected with cylinder, row
The gas outlet of air valve is connected with outside atmosphere.
Further, the gas outlet of the shut-off valve is connect with exhaust valve, pressure gauge and cylinder respectively by a four-way pipe.
Further, the exhaust valve is needle valve.
Further, the pressure regulator valve is filtering pressure reducing valve.
Further, a handle is also fixed on the cylinder.
Further, support frame as described above has former and later two support ends, and connect respectively with blast pipe and discharge pipe.
Further, the blast pipe, pressure regulator valve, shut-off valve, cylinder and discharge pipe are located on same axis.
After technical solution described in the utility model, bring it is following the utility model has the advantages that
1, the utility model is compact-sized is not easy to reveal, and maintains easily, reduces maintenance cost；
2, the utility model is by the pressure in exhaust valve regulation cylinder, and exhaust valve uses needle valve, and degree of regulation is high,
It can stablize, accurately export BP wind pressure signal；
3, the utility model structure is simple, simple and quick, improves work efficiency；
4, the overall dimensions of the utility model are small, light-weight to avoid generating vibration with portable movement.
Detailed description of the invention
Fig. 1: the main view of the utility model；
Fig. 2: the top view of the utility model；
Wherein: 1, blast pipe 2, pressure regulator valve 3, shut-off valve 4, cylinder 5, discharge pipe 6, support frame 7, exhaust valve 8,
Pressure gauge 9, handle 10, four-way pipe.
Specific embodiment
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing.
As depicted in figs. 1 and 2, a kind of vehicle braking rescue converting device test tool, including, blast pipe 1, pressure regulator valve 2,
Shut-off valve 3, cylinder 4, discharge pipe 5, support frame 6, exhaust valve 7 and pressure gauge 8.The blast pipe 1, pressure regulator valve 2, shut-off valve 3, wind
Cylinder 4, discharge pipe 5 are sequentially connected, and the inlet end of blast pipe 1 is connect with external ventilation apparatus, and the external ventilation apparatus is higher level
The outlet side of wind regime pipe or air compressor, the discharge pipe 5 is connect with rescue converting device, for exporting BP wind pressure letter
Number, to be detected to rescue converting device.The exhaust valve 7 and pressure gauge 8 are arranged between shut-off valve 3 and cylinder 4, exhaust
The air inlet of valve 7 and pressure gauge 8 is connected with cylinder 4, and the gas outlet of the exhaust valve 7 is connected with outside atmosphere, in cylinder 4
After pressurising, shut-off valve 3 is closed, is released the pressure in cylinder 4 by adjusting exhaust valve 7, to reach required number
Value.Specifically, the gas outlet of the shut-off valve 3 is connect with exhaust valve 7, pressure gauge 8 and cylinder 4 respectively by a four-way pipe 10.
The pressure gauge 8 is used to show the pressure in cylinder 4, in order to which operator operates.
Preferably, the exhaust valve 7 is needle valve, slowly can accurately reduce the wind pressure in cylinder 4.
Preferably, the pressure regulator valve 2 is filtering pressure reducing valve, passes through filtering pressure reducing valve by the compressed air that blast pipe 1 enters
It adjusts pressure and is stored in cylinder 4 after filtering.
Preferably, it is also fixed with a handle 9 on the cylinder 4, in order to hand-held mobile device.
Preferably, 6 steel structure of support frame as described above is among it straight bottom plate, and the rear and front end of bottom plate tilts to be formed
Support end, two support ends are connect with blast pipe 1 and discharge pipe 5 respectively.
Preferably, the blast pipe 1, pressure regulator valve 2, shut-off valve 3, cylinder 4 and discharge pipe 5 are located on same axis.
The operating process of the utility model is: 600kPa~900kPa wind regime being accessed blast pipe 1 with hose, passes through pressure regulation
Wind pressure is adjusted and is exported in 600kPa by valve 2, by discharge pipe 5 to the rescue converting device air feed in EMU, after wind pressure is stablized
Shut-off valve 3 is closed, 540 required for successively being dropped to cylinder 4 to the wind pressure between rescue converting device by exhaust valve 7,
520,500,480,460,440,7 BP wind pressure signals, the rescue converting device such as 420kPa are converted according to the wind pressure signal of input
It exports for brake signal to the brake apparatus of EMU, then reads BC brake pressure value compared with standard value from drivers' cab MON screen
Compared with confirming whether rescue converting device performance meets the requirements with this.
The above is the embodiments of the present invention, it is noted that for the ordinary skill in the art,
Under the premise of not departing from the utility model principle, various deformation and improvement can also be made, this also should be considered as the utility model
Protection scope.
Claims (7)
1. a kind of vehicle braking rescue converting device test tool, it is characterised in that: including sequentially connected blast pipe, pressure regulation
Valve, shut-off valve, cylinder and discharge pipe, and the support frame for fixing above-mentioned component；It is additionally provided between shut-off valve and cylinder
One exhaust valve and pressure gauge, the blast pipe are connect with external ventilation apparatus, the air inlet and wind of the exhaust valve and pressure gauge
Cylinder is connected, and the gas outlet of exhaust valve is connected with outside atmosphere.
2. a kind of vehicle braking rescue converting device test tool according to claim 1, it is characterised in that: the cut-off
The gas outlet of valve is connect with exhaust valve, pressure gauge and cylinder respectively by a four-way pipe.
3. a kind of vehicle braking rescue converting device test tool according to claim 2, it is characterised in that: the exhaust
Valve is needle valve.
4. a kind of vehicle braking rescue converting device test tool according to claim 1, it is characterised in that: the pressure regulation
Valve is filtering pressure reducing valve.
5. a kind of vehicle braking rescue converting device test tool according to claim 1, it is characterised in that: the cylinder
On be also fixed with a handle.
6. a kind of vehicle braking rescue converting device test tool according to claim 1, it is characterised in that: the support
Frame has former and later two support ends, and connect respectively with blast pipe and discharge pipe.
7. a kind of vehicle braking rescue converting device test tool according to claim 1, it is characterised in that: the air inlet
Pipe, pressure regulator valve, shut-off valve, cylinder and discharge pipe are located on same axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820763057.0U CN208283088U (en) | 2018-05-22 | 2018-05-22 | A kind of vehicle braking rescue converting device test tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820763057.0U CN208283088U (en) | 2018-05-22 | 2018-05-22 | A kind of vehicle braking rescue converting device test tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208283088U true CN208283088U (en) | 2018-12-25 |
Family
ID=64730631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820763057.0U Active CN208283088U (en) | 2018-05-22 | 2018-05-22 | A kind of vehicle braking rescue converting device test tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208283088U (en) |
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2018
- 2018-05-22 CN CN201820763057.0U patent/CN208283088U/en active Active
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