CN221123809U - Self-pressurization oil tank test bench - Google Patents
Self-pressurization oil tank test bench Download PDFInfo
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- CN221123809U CN221123809U CN202323238980.2U CN202323238980U CN221123809U CN 221123809 U CN221123809 U CN 221123809U CN 202323238980 U CN202323238980 U CN 202323238980U CN 221123809 U CN221123809 U CN 221123809U
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- 238000012360 testing method Methods 0.000 title claims abstract description 27
- 238000005070 sampling Methods 0.000 claims abstract description 9
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 230000008676 import Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model discloses a self-pressurization oil tank test bench which comprises an environment tank, wherein a tested product and an impulse cylinder are arranged in the environment tank, an inlet and an outlet of the tested product are respectively connected with a low-pressure oil source through a conduit, a second pressure sensor, a second sampling valve, a first flowmeter and a first pneumatic ball valve are sequentially connected in series on the conduit connected with the outlet of the tested product, a second pneumatic ball valve and a second flowmeter are sequentially connected in series on the conduit connected with the inlet of the tested product, a control inlet and an outlet of the impulse cylinder are respectively connected with the impulse oil source through the conduit, and a pulse port of the impulse cylinder is connected with the inlet of the tested product through the conduit.
Description
Technical Field
The utility model relates to the technical field of self-pressurization oil tank testing, in particular to a self-pressurization oil tank testing table.
Background
The self-pressurizing oil tank is generally applied to a closed system, and is particularly suitable for the condition that the oil tank is far away from the hydraulic pump; currently, the method is widely applied in the field of aviation; the oil tank consists of a pressurizing cavity and an oil storage cavity, the pressure of the oil storage cavity is lower and is generally between 0 and 0.5MPa, and the oil tank is used for storing oil liquid and supplying the oil to the hydraulic pump; the pressure of the pressurizing cavity is higher, generally 21MPa or 28MPa, and is used for applying pressure to the oil storage cavity so as to ensure that the oil storage cavity maintains a designed pressure value; the high-pressure oil is led from the outlet of the hydraulic pump by the pressurizing cavity, the pressure of the oil storage cavity is kept constant under the action of the area ratio, and the self-pressurizing oil tank is used in the fields of aviation and is subjected to strict test before delivery; the test items are more, and the detection items of the existing device are less, so that the device needs to detect on different equipment for many times, and the detection efficiency is low.
Disclosure of utility model
The utility model aims to overcome the existing defects, and provides the self-pressurization oil tank test board which is simple in structure, convenient to operate, capable of providing different test oil pressures or pulse oil pressures, capable of testing devices more comprehensively, flexible in detection, capable of testing the operation flexibility and durability of tested products, more comprehensive in test and capable of effectively solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a self-pressurization oil tank testboard, includes the environment case, the inside of environment case is equipped with by survey product and impulse jar, the import and the export of survey product are connected with the low pressure oil source through the pipe respectively, have pressure sensor two, sampling valve two, flowmeter one and pneumatic ball valve one on the pipe that is connected with the low pressure oil source in proper order to be established ties, pneumatic ball valve two and flowmeter two have been established ties in proper order on low pressure oil source and the pipe that is surveyed product inlet connection, and impulse jar's control import and export are connected with the pulse oil source through the pipe respectively, the pulse mouth of impulse jar passes through the pipe and is connected with the import of survey product, the import of survey product passes through the pipe and is connected with the exit linkage of high pressure oil source, has pressure sensor one and sampling valve one on the pipe that high pressure oil source and survey product are connected in proper order to be established ties.
Further, the low-pressure oil source comprises a closed oil tank, a gas pressurizing device is arranged on the closed oil tank, an oil suction filter, a low-pressure oil supply pump set, a first-stage filter and a second-stage filter are sequentially connected in series on an oil delivery pipeline of the closed oil tank, a back pressure valve and a low-pressure oil source pressure regulating valve are connected in parallel on an oil return pipeline of the closed oil tank, an outlet of the second-stage filter is connected with a three-way valve, a first outlet of the three-way valve is communicated with an oil return pipeline outlet of the closed oil tank through a bypass pressure regulating valve, and low-pressure oil can be provided for a test product through the low-pressure oil source.
Further, the pulse oil source comprises a pulse oil tank, a pulse oil supply pump set, a first filter set and an accumulator are sequentially connected in series on an oil delivery pipeline of the pulse oil tank, a proportional overflow valve, a safety valve and a pulse oil source radiator are sequentially connected in series on an oil return pipeline of the pulse oil tank in series in the backflow direction, an inlet of the proportional overflow valve and an outlet of the accumulator are connected with an inlet and an outlet of one side of a reversing valve, an inlet and an outlet of the other side of the reversing valve are respectively connected with a one-way throttle valve, the pulse oil source drives reciprocating power of an impulse cylinder seat, and pulse oil is provided for a test product through the reciprocating power of the impulse cylinder.
Further, the high-pressure oil source comprises a high-pressure oil tank, a high-pressure oil supply pump set, a second filter set and a second pressure accumulator are sequentially connected in series on an oil feeding pipeline of the high-pressure oil tank, a second proportional overflow valve, a second safety valve and a high-pressure oil source radiator are sequentially connected in series on an oil return pipeline of the high-pressure oil tank in series in the backflow direction, oil inside the high-pressure oil tank can be extracted into the second filter set through the high-pressure oil supply pump set, oil extracted by the high-pressure oil supply pump set can be filtered through the second filter set, and the filtered oil provides high-pressure oil for a test product.
Compared with the prior art, the utility model has the beneficial effects that: the high-pressure oil supply pump set is used for pumping oil in the high-pressure oil tank to the filter set, the filter set is used for filtering the oil pumped by the high-pressure oil supply pump set, the filtered oil provides high-pressure oil for a tested product, the pulse oil source is used for driving the reciprocating power of the impulse cylinder seat, the reciprocating power of the impulse cylinder is used for providing pulse oil for the tested product, the low-pressure oil source is used for providing low-pressure oil for the tested product, and the self-pressurization oil tank test bench is simple in structure, convenient to operate and capable of providing different test oil pressures or pulse oil pressures, so that the device is tested more comprehensively, the device is tested flexibly, and the operation flexibility and durability of the tested product are tested more comprehensively.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the pulse oil source structure of the present utility model;
FIG. 3 is a schematic view of the structure of the high-pressure oil source of the present utility model.
In the figure: the environment-friendly type hydraulic pressure test device comprises an environment tank 1, a tested product 2, a flushing cylinder 3, a low-pressure oil source 4, a closed type oil tank 41, a gas pressurizing device 42, an oil absorption filter 43, a low-pressure oil supply pump set 44, a first-stage filter 45, a second-stage filter 46, a back pressure valve 47, a low-pressure oil source pressure regulating valve 48, a bypass pressure regulating valve 49, a pulse oil source 5, a pulse oil tank 51, a pulse oil supply pump set 52, a first filter group 53, an accumulator 54, a proportional overflow valve 55, a safety valve 56, a pulse oil source radiator 57, a reversing valve 58, a one-way throttle valve 59, a high-pressure oil source 6, a high-pressure oil tank 61, a high-pressure oil supply pump set 62, a second filter group 63, a second 64, a proportional overflow valve 65, a second safety valve 66, a high-pressure oil source radiator 67, a first pressure sensor 7, a sampling valve 8, a first 9 pneumatic ball valve 10 flowmeter 11, a second sampling valve 12 pressure sensor, a second flowmeter 13 and a second pneumatic ball valve 14.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical solution: the self-pressurizing oil tank test bench comprises an environment tank 1, wherein a tested product 2 and an impulse cylinder 3 are arranged in the environment tank 1, an inlet and an outlet of the tested product 2 are respectively connected with a low-pressure oil source 4 through a conduit, a pressure sensor II 12, a sampling valve II 11, a first flowmeter 10 and a first pneumatic ball valve 9 are sequentially connected in series on the conduit connected with the outlet of the tested product 2, a second pneumatic ball valve 14 and a second flowmeter 13 are sequentially connected in series on the conduit connected with the inlet of the tested product 2, a control inlet and an outlet of the impulse cylinder 3 are respectively connected with a pulse oil source 5 through the conduit, a pulse port of the impulse cylinder 3 is connected with an inlet of the tested product 2 through the conduit, an inlet of the tested product 2 is connected with an outlet of a high-pressure oil source 6 through the conduit, a first pressure sensor 7 and a first sampling valve 8 are sequentially connected in series on the conduit connected with the high-pressure oil source 6 and the tested product 2, the low-pressure oil source 4 comprises a closed oil tank 41, a gas pressurizing device 42 is arranged on the closed oil tank 41, an oil suction filter 43, a low-pressure oil supply pump set 44, a first-stage filter 45 and a second-stage filter 46 are sequentially connected in series on an oil delivery pipeline of the closed oil tank 41, a back pressure valve 47 and a low-pressure oil source pressure regulating valve 48 are connected in parallel on an oil return pipeline of the closed oil tank 41, an outlet of the second-stage filter 46 is connected with a three-way valve, a first outlet of the three-way valve is communicated with an oil return pipeline outlet of the closed oil tank 41 through a bypass pressure regulating valve 49, low-pressure oil can be supplied to a test product 2 through the low-pressure oil source 4, the pulse oil source 5 comprises a pulse oil tank 51, a pulse oil supply pump set 52, a first filter set 53 and an accumulator 54 are sequentially connected in series on the oil delivery pipeline of the pulse oil tank 51, and a proportional overflow valve 55 is sequentially connected in series on the oil return pipeline of the pulse oil tank 51 along the backflow direction, the safety valve 56 and the pulse oil source radiator 57, the inlet of the proportional overflow valve 55 and the outlet of the accumulator 54 are connected with the inlet and the outlet of one side of the reversing valve 58, the inlet and the outlet of the other side of the reversing valve 58 are respectively connected with a one-way throttle valve 59, the pulse oil source 5 drives the reciprocating power of the impulse cylinder 3, the reciprocating power of the impulse cylinder 3 provides pulse oil for the test product 2, the high-pressure oil source 6 comprises a high-pressure oil tank 61, a high-pressure oil supply pump set 62, a second filter set 63 and a second accumulator 64 are sequentially connected in series on the oil delivery pipeline of the high-pressure oil tank 61, the oil return pipeline of the high-pressure oil tank 61 is sequentially connected with a proportional overflow valve II 65, a safety valve II 66 and a high-pressure oil source radiator 67 in series in the backflow direction, oil in the high-pressure oil tank 61 can be pumped into a filter group II 63 through a high-pressure oil supply pump group 62, oil pumped by the high-pressure oil supply pump group 62 can be filtered through the filter group II 63, the filtered oil provides high-pressure oil for a test product 2, and the self-pressurization oil tank test bench is simple in structure, convenient to operate and capable of providing different test oil pressures or pulse oil pressures, so that the device is tested more comprehensively, the device is tested flexibly, and the operation flexibility and durability of the tested product can be tested more comprehensively.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made hereto without departing from the spirit and principles of the present utility model.
Claims (4)
1. The utility model provides a self-pressurization oil tank testboard, includes environment case (1), its characterized in that: the environment box (1) is internally provided with a tested product (2) and an impulse cylinder (3), an inlet and an outlet of the tested product (2) are respectively connected with a low-pressure oil source (4) through a conduit, a pressure sensor (12), a sampling valve (11), a first flowmeter (10) and a first pneumatic ball valve (9) are sequentially connected in series on the conduit connected with the low-pressure oil source (4) and the tested product (2), a pneumatic ball valve (14) and a second flowmeter (13) are sequentially connected in series on the conduit connected with the inlet of the tested product (2), a control inlet and an outlet of the impulse cylinder (3) are respectively connected with a pulse oil source (5) through the conduit, a pulse port of the impulse cylinder (3) is connected with an inlet of the tested product (2) through the conduit, the inlet of the tested product (2) is connected with an outlet of a high-pressure oil source (6) through the conduit, and the high-pressure oil source (6) is sequentially connected with the first pneumatic ball valve (7) and the sampling valve (8) in series on the conduit connected with the tested product (2).
2. A self-pressurizing tank test stand as defined in claim 1, wherein: the low-pressure oil source (4) comprises a closed oil tank (41), a gas pressurizing device (42) is arranged on the closed oil tank (41), an oil suction filter (43), a low-pressure oil supply pump set (44), a first-stage filter (45) and a second-stage filter (46) are sequentially connected in series on an oil delivery pipeline of the closed oil tank (41), a back pressure valve (47) and a low-pressure oil source pressure regulating valve (48) are connected in parallel on an oil return pipeline of the closed oil tank (41), an outlet of the second-stage filter (46) is connected with a three-way valve, and a first outlet of the three-way valve is communicated with an oil return pipeline outlet of the closed oil tank (41) through a bypass pressure regulating valve (49).
3. A self-pressurizing tank test stand as defined in claim 1, wherein: the pulse oil source (5) comprises a pulse oil tank (51), a pulse oil supply pump set (52), a first filter group (53) and an accumulator (54) are sequentially connected in series on an oil delivery pipeline of the pulse oil tank (51), a proportional overflow valve (55), a safety valve (56) and a pulse oil source radiator (57) are sequentially connected in series on an oil return pipeline of the pulse oil tank (51) along a backflow direction, an inlet of the proportional overflow valve (55) is connected with an outlet of the accumulator (54) and an inlet and an outlet of one side of a reversing valve (58), and an inlet and an outlet of the other side of the reversing valve (58) are respectively connected with a one-way throttle valve (59).
4. A self-pressurizing tank test stand as defined in claim 1, wherein: the high-pressure oil source (6) comprises a high-pressure oil tank (61), a high-pressure oil supply pump set (62), a second filter set (63) and a second pressure accumulator (64) are sequentially connected in series on an oil delivery pipeline of the high-pressure oil tank (61), and a second proportional overflow valve (65), a second safety valve (66) and a high-pressure oil source radiator (67) are sequentially connected in series on an oil return pipeline of the high-pressure oil tank (61) along the backflow direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323238980.2U CN221123809U (en) | 2023-11-30 | 2023-11-30 | Self-pressurization oil tank test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323238980.2U CN221123809U (en) | 2023-11-30 | 2023-11-30 | Self-pressurization oil tank test bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221123809U true CN221123809U (en) | 2024-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323238980.2U Active CN221123809U (en) | 2023-11-30 | 2023-11-30 | Self-pressurization oil tank test bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221123809U (en) |
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2023
- 2023-11-30 CN CN202323238980.2U patent/CN221123809U/en active Active
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