CN211398104U - High-pressure hydraulic system for hydraulic test platform - Google Patents
High-pressure hydraulic system for hydraulic test platform Download PDFInfo
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- CN211398104U CN211398104U CN201922411238.4U CN201922411238U CN211398104U CN 211398104 U CN211398104 U CN 211398104U CN 201922411238 U CN201922411238 U CN 201922411238U CN 211398104 U CN211398104 U CN 211398104U
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- electromagnetic valve
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- pressure
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Abstract
The utility model relates to a high-pressure hydraulic system for a hydraulic test platform, which comprises a motor, an oil pump, a one-way valve, a second overflow valve, a first electromagnetic valve, a second electromagnetic valve, a third electromagnetic valve and a filter; the motor is coupled with the oil pump and drives the oil pump to operate; an oil inlet of the oil pump is communicated to an oil tank through a filter, an oil outlet of the oil pump is respectively connected with an oil inlet of the second electromagnetic valve and an oil inlet of the third electromagnetic valve through a one-way valve, an oil return port of the second electromagnetic valve and an oil return port of the third electromagnetic valve are both communicated to the oil tank, the oil return port of the second electromagnetic valve is also connected with an oil inlet of the second electromagnetic valve through the first electromagnetic valve, an oil return port of the third electromagnetic valve is also connected with an oil inlet of the third electromagnetic valve through the first electromagnetic valve, the oil inlet of the second electromagnetic valve and the oil inlet of the third electromagnetic valve are both communicated to the oil tank through a second overflow; the utility model discloses can detect the pressurize and the pressure resistance of valves and pipeline.
Description
Technical Field
The utility model relates to a hydraulic pressure field, concretely relates to high-pressure hydraulic system for hydraulic test platform.
Background
The hydraulic test platform is a hydraulic test platform and can be used for testing various hydraulic elements. With the continuous construction and development of society in recent years, the application of hydraulic engineering machinery occupies a large proportion in construction equipment of construction projects, tunnels, subways, highways and the like. In order to check whether the hydraulic principle design of the valve group is correct, whether functions and parameters meet customer requirements and whether the product quality is qualified, a hydraulic test bed needs to be designed urgently to detect the pressure maintaining and resisting capacities of the valve group and pipelines.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a high-pressure hydraulic system for hydraulic test platform is provided, can detect the pressurize and the pressure resistance of valves and pipeline.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a high-pressure hydraulic system for a hydraulic test platform comprises a motor, an oil pump, a one-way valve, a first overflow valve, a second overflow valve, a first electromagnetic valve, a second electromagnetic valve, a third electromagnetic valve, a filter and an oil tank; the motor is coupled with the oil pump and is used for driving the oil pump to operate; an oil inlet of the oil pump is communicated to the oil tank through the filter, an oil outlet of the oil pump is respectively connected with an oil inlet of the second electromagnetic valve and an oil inlet of the third electromagnetic valve through the one-way valve, an oil return port of the second electromagnetic valve and an oil return port of the third electromagnetic valve are communicated to the oil tank, the oil return port of the second electromagnetic valve is further connected with an oil inlet of the second electromagnetic valve through the first electromagnetic valve, an oil return port of the third electromagnetic valve is further connected with an oil inlet of the third electromagnetic valve through the first electromagnetic valve, the oil inlet of the second electromagnetic valve and the oil inlet of the third electromagnetic valve are further communicated to the oil tank through the second overflow valve, and the first overflow valve is connected with the first electromagnetic valve in parallel.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the high-pressure hydraulic system further comprises a first pressure gauge, a second pressure gauge and a third pressure gauge; the first pressure gauge is connected with an oil inlet of the second overflow valve, the second pressure gauge is connected with an oil outlet of the second electromagnetic valve, and the third pressure gauge is connected with an oil outlet of the third electromagnetic valve.
Further, the oil pump is embodied as a radial plug pump.
Further, the first electromagnetic valve is a two-position two-way electromagnetic valve, and the second electromagnetic valve and the third electromagnetic valve are three-position three-way electromagnetic valves.
Further, the power of the motor is 3 KW.
The utility model has the advantages that: the utility model drives the oil pump to operate by the motor, and realizes the high-pressure hydraulic test by controlling the first solenoid valve, the second solenoid valve and the third solenoid valve; the utility model discloses pressurize and the pressure resistance to valves and pipeline detect.
Drawings
Fig. 1 is the utility model discloses a hydraulic test platform is with high-pressure hydraulic system's oil circuit structure schematic diagram.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the automatic control system comprises a motor, 2, an oil pump, 3, a check valve 4, a first overflow valve, 5, a second overflow valve, 6, a first electromagnetic valve, 7, a second electromagnetic valve, 8, a third electromagnetic valve, 9, a filter, 10, an oil tank, 11, a first pressure gauge, 12, a second pressure gauge, 13 and a third pressure gauge.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1, a high-pressure hydraulic system for a hydraulic test platform comprises a motor 1, an oil pump 2, a check valve 3, a first overflow valve 4, a second overflow valve 5, a first electromagnetic valve 6, a second electromagnetic valve 7, a third electromagnetic valve 8, a filter 9 and an oil tank 10; the motor 1 is coupled with the oil pump 2 and is used for driving the oil pump 2 to operate; the oil inlet of the oil pump 2 is communicated to the oil tank 10 through the filter 9, the oil outlet of the oil pump 2 is respectively connected with the oil inlet of the second electromagnetic valve 7 and the oil inlet of the third electromagnetic valve 8 through the one-way valve 3, the oil return port of the second electromagnetic valve 7 and the oil return port of the third electromagnetic valve 8 are communicated to the oil tank 10, the oil return port of the second electromagnetic valve 7 is further connected with the oil inlet of the second electromagnetic valve 7 through the first electromagnetic valve 6, the oil return port of the third electromagnetic valve 8 is further connected with the oil inlet of the third electromagnetic valve 8 through the first electromagnetic valve 6, the oil inlet of the second electromagnetic valve 7 and the oil inlet of the third electromagnetic valve 8 are also communicated to the oil tank 10 through the second overflow valve 5, and the first overflow valve 4 is connected with the first electromagnetic valve 6 in parallel.
The high-pressure hydraulic system further comprises a first pressure gauge 11, a second pressure gauge 12 and a third pressure gauge 13; the first pressure gauge 11 is connected with an oil inlet of the second overflow valve 5, the second pressure gauge 12 is connected with an oil outlet of the second electromagnetic valve 7, and the third pressure gauge 13 is connected with an oil outlet of the third electromagnetic valve 8.
The oil pump 2 is embodied as a radial plug pump.
The first electromagnetic valve 6 is a two-position two-way electromagnetic valve, and the second electromagnetic valve 7 and the third electromagnetic valve 8 are three-position three-way electromagnetic valves.
The power of the motor 1 is 3 KW.
The utility model relates to a hydraulic test platform is with high-pressure hydraulic system's maximum pressure is 50MPa, the utility model discloses drive the oil pump operation by the motor to realize high-pressure hydraulic test through controlling first solenoid valve, second solenoid valve and third solenoid valve; the utility model discloses a high-pressure system consequently can detect the pressurize and the pressure resistance of valves and pipeline.
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 (5)
1. The utility model provides a high-pressure hydraulic system for hydraulic test platform which characterized in that: the device comprises a motor (1), an oil pump (2), a one-way valve (3), a first overflow valve (4), a second overflow valve (5), a first electromagnetic valve (6), a second electromagnetic valve (7), a third electromagnetic valve (8), a filter (9) and an oil tank (10); the motor (1) is coupled with the oil pump (2) and is used for driving the oil pump (2) to operate; an oil inlet of the oil pump (2) is communicated to the oil tank (10) through the filter (9), an oil outlet of the oil pump (2) is respectively connected with an oil inlet of the second electromagnetic valve (7) and an oil inlet of the third electromagnetic valve (8) through the one-way valve (3), an oil return port of the second electromagnetic valve (7) and an oil return port of the third electromagnetic valve (8) are both communicated to the oil tank (10), an oil return port of the second electromagnetic valve (7) is also connected with an oil inlet of the second electromagnetic valve (7) through the first electromagnetic valve (6), an oil return port of the third electromagnetic valve (8) is also connected with an oil inlet of the third electromagnetic valve (8) through the first electromagnetic valve (6), and an oil inlet of the second electromagnetic valve (7) and an oil inlet of the third electromagnetic valve (8) are both communicated to the oil tank (10) through the second overflow valve (5), the first overflow valve (4) is connected with the first electromagnetic valve (6) in parallel.
2. The high-pressure hydraulic system for the hydraulic test platform according to claim 1, characterized in that: the pressure meter also comprises a first pressure meter (11), a second pressure meter (12) and a third pressure meter (13); the first pressure gauge (11) is connected with an oil inlet of the second overflow valve (5), the second pressure gauge (12) is connected with an oil outlet of the second electromagnetic valve (7), and the third pressure gauge (13) is connected with an oil outlet of the third electromagnetic valve (8).
3. The high-pressure hydraulic system for the hydraulic test platform according to claim 1 or 2, characterized in that: the oil pump (2) is specifically a radial plug pump.
4. The high-pressure hydraulic system for the hydraulic test platform according to claim 1 or 2, characterized in that: the first electromagnetic valve (6) is a two-position two-way electromagnetic valve, and the second electromagnetic valve (7) and the third electromagnetic valve (8) are both three-position three-way electromagnetic valves.
5. The high-pressure hydraulic system for the hydraulic test platform according to claim 1 or 2, characterized in that: the power of the motor (1) is 3 KW.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922411238.4U CN211398104U (en) | 2019-12-28 | 2019-12-28 | High-pressure hydraulic system for hydraulic test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922411238.4U CN211398104U (en) | 2019-12-28 | 2019-12-28 | High-pressure hydraulic system for hydraulic test platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211398104U true CN211398104U (en) | 2020-09-01 |
Family
ID=72233173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922411238.4U Active CN211398104U (en) | 2019-12-28 | 2019-12-28 | High-pressure hydraulic system for hydraulic test platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211398104U (en) |
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2019
- 2019-12-28 CN CN201922411238.4U patent/CN211398104U/en active Active
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