CN215762575U - Test bench for testing hydraulic brake valve set - Google Patents
Test bench for testing hydraulic brake valve set Download PDFInfo
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- CN215762575U CN215762575U CN202121833638.5U CN202121833638U CN215762575U CN 215762575 U CN215762575 U CN 215762575U CN 202121833638 U CN202121833638 U CN 202121833638U CN 215762575 U CN215762575 U CN 215762575U
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Abstract
The utility model discloses a test bed for a hydraulic brake valve group, relates to the technical field of hydraulic brake valve group test, and aims to solve the problems that the safety coefficient of the test bed used in the existing test operation is not high, and the performance of a valve cannot be conveniently and accurately tested. The test box comprises a test box body, and is characterized in that an oil tank is fixedly connected to the outer surface of one side of the test box body, a plurality of liquid guide pipes are fixedly connected to the outer surface of one side of the oil tank body, a liquid guide pipe valve is installed at one end of each liquid guide pipe, a liquid guide hose is installed at one end of each liquid guide pipe valve and located inside the test box body, an exhaust pipe is fixedly connected to the outer surface of one side of the test box body, a vacuum pump is fixedly installed in a pipeline of the exhaust pipe, an upper cover plate is hinged to the edge position of an upper end opening of the test box body, and a sealing rubber strip is pasted to the edge position of the inner side outer surface of the upper cover plate.
Description
Technical Field
The utility model relates to the technical field of hydraulic brake valve group testing, in particular to a test bench for a hydraulic brake valve group.
Background
The hydraulic brake valve is widely applied to the field of braking and is a main actuating element, so that the hydraulic brake valve needs to have excellent quality so as to ensure the stable operation of braking, and a series of test operations need to be performed after the production of the hydraulic brake valve group is completed.
The safety coefficient of a test bed used in the existing test operation is not high, and the performance of the valve cannot be conveniently and accurately tested; therefore, the market urgently needs to develop a test bench for testing the hydraulic brake valve group to help people solve the existing problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a test bed for testing a hydraulic brake valve group, which aims to solve the problems that the safety coefficient of the test bed used in the existing test operation in the background technology is not high, and the performance of the valve cannot be tested conveniently and accurately.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a hydraulic brake valve train test bench, includes the proof box, fixedly connected with oil tank on one side surface of proof box, many catheters of fixedly connected with on one side surface of oil tank, the drain valve door is installed to the one end of catheter, the drain hose is installed to the one end of drain valve door, the drain hose is located the inside of proof box, fixedly connected with exhaust tube on one side surface of proof box, fixed mounting has the vacuum pump in the pipeline of exhaust tube, the drain hose is provided with many, and the horizontal row of many drain hoses.
Preferably, the upper end opening edge of the test box is hinged with an upper cover plate, and a sealing rubber strip is adhered to the edge position of the inner outer surface of the upper cover plate.
Preferably, an air inlet pipe is fixedly connected to the outer surface of one side of the test box, and a control valve is fixedly mounted in a pipeline of the air inlet pipe.
Preferably, the oil tank is T style of calligraphy, the upper end opening part fixedly connected with fixed plate of oil tank, fixed mounting has the hydraulic stem on the up end of fixed plate, the flexible end fixed mounting of hydraulic stem has the piston board, the piston board is located the inside of oil tank.
Preferably, a bearing platform is fixedly connected to the bottom end face of the interior of the test box, a material discharging pipe is fixedly connected to the middle position of the outer surface of the lower end of the test box, and a control valve is installed in a pipeline of the material discharging pipe.
Preferably, the outer surface of one side of the test box is provided with a viewing port.
Preferably, the piston plate 12 is rectangular, and sealing rubber edge strips are snap-fitted on four sides of the piston plate 12.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model discloses a through fixed connection oil tank on the surface of one side of proof box, fixedly connected with many catheters on the surface of one side of oil tank, the drain valve is installed to the one end of catheter, the drain hose is installed to the one end of drain valve, the drain hose is located the inside of proof box, fixedly connected with exhaust tube on the surface of one side of proof box, fixedly installed is the vacuum pump in the pipeline of exhaust tube, this can contain hydraulic oil through the oil tank, then lead hydraulic oil into the interior of the brake valves of waiting to detect through catheter and drain hose, then utilize the vacuum pump to come to carry out the inside evacuation operation of proof box, and then reduce the pressure value outside the brake valves, strengthen the interior external pressure difference of brake valves with this, be convenient for detect out the sealing performance of this brake valves, compare present test mode, this test mode is safe and reliable more, and the simple operation to and the performance of this valve of experimental play that can be accurate, many drain hoses can carry out test operation to a plurality of brake valves simultaneously.
Drawings
FIG. 1 is an overall schematic view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a schematic diagram of the A-A analysis of the present invention.
In the figure: 1. a test chamber; 2. a viewing port; 3. a support platform; 4. a catheter; 5. a drain valve; 6. a liquid guiding hose; 7. an upper cover plate; 8. an air exhaust pipe; 9. a vacuum pump; 10. an air inlet pipe; 11. an oil tank; 12. a piston plate; 13. a fixing plate; 14. a hydraulic lever; 15. a discharge pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, an embodiment of the present invention is shown: a hydraulic brake valve group test bench comprises a test box 1, an oil tank 11 is fixedly connected to the outer surface of one side of the test box 1, the oil tank 11 is T-shaped, an upper opening of the oil tank 11 is fixedly connected with a fixing plate 13, a hydraulic rod 14 is fixedly installed on the upper end face of the fixing plate 13, a piston plate 12 is fixedly installed at the telescopic end of the hydraulic rod 14, the piston plate 12 is located inside the oil tank 11, a plurality of liquid guide pipes 4 are fixedly connected to the outer surface of one side of the oil tank 11, a liquid guide pipe valve 5 is installed at one end of each liquid guide pipe 4, a liquid guide hose 6 is installed at one end of each liquid guide pipe valve 5, the liquid guide hose 6 is located inside the test box 1, the liquid guide hoses 6 are provided with a plurality of liquid guide pipes 6 which are transversely arranged in a straight line, an exhaust pipe 8 is fixedly connected to the outer surface of one side of the test box 1, a vacuum pump 9 is fixedly installed in a pipeline of the exhaust pipe 8, an upper opening edge of the test box 1 is hinged with an upper cover plate 7, the border position department of the inboard surface of upper cover plate 7 pastes and has the sealing rubber strip, this can be through 11 splendid attire hydraulic oil of oil tank, then through catheter 4 and drain hose 6 with the leading-in brake valve group that waits to detect of hydraulic oil inside, reuse vacuum pump 9 comes the inside evacuation operation to proof box 1 after that, and then reduce the outside pressure value of brake valve group, with this internal and external pressure difference value that strengthens brake valve group, be convenient for detect out the sealing performance of this brake valve group, current test mode compares, the safe and reliable more of this test mode, and the simple operation.
Further, fixedly connected with intake pipe 10 on one side surface of proof box 1, fixed mounting has control valve in the pipeline of intake pipe 10, fixedly connected with cushion cap 3 on the inside bottom face of proof box 1, and the intermediate position department fixedly connected with of 1 lower extreme surface of proof box arranges material pipe 15, installs control valve in arranging the pipeline of material pipe 15, is provided with viewing aperture 2 on one side surface of proof box 1.
The working principle is as follows: when the test device is used, hydraulic oil is injected into the oil tank 11, then the brake valve group to be tested is installed at one end of the selected liquid guide hose 6, then the liquid guide pipe valve 5 at one end of the corresponding liquid guide pipe 4 is opened, then the piston plate 12 is driven to move in the oil tank 11 through the hydraulic rod 14, the hydraulic oil is pressed into the brake valve group, then the upper cover plate 7 is closed, the vacuum pump 9 is started, the vacuum pump 9 is used for vacuumizing the interior of the test box 1, the air pressure value outside the brake valve group is further reduced, meanwhile, the internal and external pressure difference values of the brake valve group are effectively enhanced, the pressure difference value is used for testing the sealing performance of the brake valve group, whether the brake valve group leaks or not can be observed through the observation port 2 in the whole test process, after the test is finished, the valve on the air inlet pipe 10 is opened, the air pressure value in the test box 1 is recovered through the air inlet pipe 10, and then the piston plate 12 is lifted, hydraulic oil is extracted, the upper cover plate 7 is opened, and the hydraulic guide hose 6 and the brake valve group are disassembled, so that the operation is convenient and efficient.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a hydraulic brake valve group test bench, includes proof box (1), its characterized in that: the test box comprises a test box body (1), wherein an oil tank (11) is fixedly connected to the outer surface of one side of the test box body (1), a plurality of liquid guide pipes (4) are fixedly connected to the outer surface of one side of the oil tank (11), a liquid guide pipe valve (5) is installed at one end of each liquid guide pipe valve (5), a liquid guide hose (6) is installed at one end of each liquid guide pipe valve (5), the liquid guide hose (6) is located inside the test box body (1), an air exhaust pipe (8) is fixedly connected to the outer surface of one side of the test box body (1), a vacuum pump (9) is fixedly installed in a pipeline of the air exhaust pipe (8), the liquid guide hose (6) is provided with a plurality of liquid guide hoses, and the plurality of liquid guide hoses (6) are arranged in a horizontal line.
2. The hydraulic brake valve train test rig of claim 1, wherein: the test box is characterized in that an upper cover plate (7) is hinged to the edge of an opening in the upper end of the test box (1), a sealing rubber strip is pasted to the edge of the outer surface of the inner side of the upper cover plate (7), and the test box (1) and the upper cover plate (7) are both made of high-strength steel.
3. The hydraulic brake valve train test rig of claim 1, wherein: the air inlet pipe (10) is fixedly connected to the outer surface of one side of the test box (1), and a control valve is fixedly mounted in a pipeline of the air inlet pipe (10).
4. The hydraulic brake valve train test rig of claim 1, wherein: oil tank (11) are the T style of calligraphy, the upper end opening part fixedly connected with fixed plate (13) of oil tank (11), fixed mounting has hydraulic stem (14) on the up end of fixed plate (13), the flexible end fixed mounting of hydraulic stem (14) has piston plate (12), piston plate (12) are located the inside of oil tank (11).
5. The hydraulic brake valve train test rig of claim 1, wherein: the material discharging device is characterized in that a bearing platform (3) is fixedly connected to the bottom end face of the inner portion of the test box (1), a material discharging pipe (15) is fixedly connected to the middle position of the outer surface of the lower end of the test box (1), and a control valve is installed in a pipeline of the material discharging pipe (15).
6. The hydraulic brake valve train test rig of claim 1, wherein: an observation port (2) is arranged on the outer surface of one side of the test box (1).
7. The hydraulic brake valve train test rig of claim 4, wherein: the piston plate (12) is rectangular, and sealing rubber edge strips are arranged on four sides of the piston plate (12) in a buckling mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121833638.5U CN215762575U (en) | 2021-08-06 | 2021-08-06 | Test bench for testing hydraulic brake valve set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121833638.5U CN215762575U (en) | 2021-08-06 | 2021-08-06 | Test bench for testing hydraulic brake valve set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215762575U true CN215762575U (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121833638.5U Active CN215762575U (en) | 2021-08-06 | 2021-08-06 | Test bench for testing hydraulic brake valve set |
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| CN (1) | CN215762575U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114427558A (en) * | 2022-03-02 | 2022-05-03 | 湖北山川液压设备有限公司 | Hydraulic system debugging device |
-
2021
- 2021-08-06 CN CN202121833638.5U patent/CN215762575U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114427558A (en) * | 2022-03-02 | 2022-05-03 | 湖北山川液压设备有限公司 | Hydraulic system debugging device |
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