CN212988787U - Hydraulic testing device for fuel cell automobile cylinder valve - Google Patents
Hydraulic testing device for fuel cell automobile cylinder valve Download PDFInfo
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- CN212988787U CN212988787U CN202120179491.6U CN202120179491U CN212988787U CN 212988787 U CN212988787 U CN 212988787U CN 202120179491 U CN202120179491 U CN 202120179491U CN 212988787 U CN212988787 U CN 212988787U
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Abstract
The utility model discloses a fuel cell car is hydraulic pressure testing arrangement for cylinder valve, including the storage water tank, two openings of storage water tank are connected with second pipeline and first pipeline respectively, and the export of second pipeline is through the access connection of first filter with the piece of waiting to test, and it has first circulating pump and check valve to establish ties on the second pipeline between storage water tank and the first filter, and the control mouth of first circulating pump is connected with first solenoid valve, and the second pipeline is connected with the check valve access, the export of the piece of waiting to test is connected with the other end of first pipeline, carries out pressure regulation and control to the water in the storage water tank through the PLC controller, has realized the controllable of testing pressure, makes the highest testing pressure can reach 140 MPa; the test pressure is set through the PLC, so that the pressure in the pipeline to be tested is flexibly adjusted, the test pressure is adjustable, and the pressure stability is realized; the whole test system has high test efficiency and wide application range.
Description
Technical Field
The utility model relates to a fuel cell car bottle valve technical field specifically is a fuel cell car hydraulic pressure testing arrangement for bottle valve.
Background
The traditional pressure testing method is realized by adopting a gas and liquid testing method, the pressure testing device in the prior art is tested at normal temperature, the control mode is mainly a manual valve, and the display numerical value is a pressure gauge. In the prior art, the test is manually adjusted, so that the time and labor are wasted, and the cost is high. Therefore, the manual cyclic pressure measurement system has no advantage.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of overcoming the existing defects and providing a hydraulic testing device for a fuel cell automobile cylinder valve, which realizes the adjustability of testing pressure and pressure stability; the whole test system has high test efficiency and wide application range, and can effectively solve the problems in the background technology.
In order to achieve the above object, the utility model provides a following technical scheme: a hydraulic testing device for a fuel cell automobile cylinder valve comprises a water storage tank, wherein two openings of the water storage tank are respectively connected with a second pipeline and a first pipeline, an outlet of the second pipeline is connected with an inlet of a to-be-tested piece through a first filter, a first circulating pump and a one-way valve are connected in series on the second pipeline between the water storage tank and the first filter, a control port of the first circulating pump is connected with a first electromagnetic valve, the second pipeline is connected with an inlet of the one-way valve, an outlet of the to-be-tested piece is connected with the other end of the first pipeline, a second filter and a pneumatic valve are sequentially connected in series on the first pipeline, an inlet of the first electromagnetic valve is connected with a driving pipeline through a guide pipe, an inlet of the driving pipeline is connected with a water-oil separator, an outlet end of the water-oil separator is connected with a first pressure sensor, the driving pipeline is connected with a pneumatic valve through the second, and a third electromagnetic valve and a third filter are arranged on the water replenishing pipe, the first electromagnetic valve, the first pressure sensor, the third electromagnetic valve and the second electromagnetic valve are respectively connected with a data acquisition unit through leads, and the data acquisition unit is connected with a PLC (programmable logic controller) through leads.
Furthermore, both ends of the first pipeline are respectively provided with a pressure gauge and a temperature sensor II, and the pressure gauge is positioned at one end of the first pipeline connected with the to-be-tested part.
Furthermore, an inlet of the first filter is connected with an air blowing pipeline, and a fourth electromagnetic valve and a one-way valve are sequentially connected in series on the air blowing pipeline.
Furthermore, the upper end of the water storage tank is connected with a liquid level switch and a first temperature sensor respectively, and the lower end of the water storage tank is connected with a drainage ball valve.
Furthermore, a second pressure sensor is arranged on the second pipeline and connected with the data collector through a wire.
Compared with the prior art, the beneficial effects of the utility model are that: according to the hydraulic testing device for the fuel cell automobile cylinder valve, the pressure of water in the water storage tank is regulated and controlled through the PLC, so that the testing pressure is controllable, and the highest testing pressure can reach 140 MPa; the test pressure is set through the PLC, so that the pressure in the pipeline to be tested is flexibly adjusted, the test pressure is adjustable, and the pressure stability is realized; the whole test system has high test efficiency and wide application range.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1 water storage tank, 2 driving pipelines, 3 first circulating pump, 4 first pipelines, 5 second pipelines, 6 first electromagnetic valves, 7 first pressure sensors, 8 drainage ball valves, 9 one-way valves, 10 first filters, 11 pneumatic valves, 12 second electromagnetic valves, 13 liquid level switches, 14 third electromagnetic valves, 15 third filters, 16 air blowing pipelines, 17 one-way valves, 18 fourth electromagnetic valves, 19 second filters, 20 pressure gauges, 21 first temperature sensors, 22 second temperature sensors, 23 water-oil separators, 24 water replenishing pipes, 25 second pressure sensors, 100 data collectors, 101 pieces to be tested, and 102 PLC controllers.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: a hydraulic testing device for a fuel cell automobile cylinder valve comprises a water storage tank 1, wherein two openings of the water storage tank 1 are respectively connected with a second pipeline 5 and a first pipeline 4, an outlet of the second pipeline 5 is connected with an inlet of a to-be-tested piece 101 through a first filter 10, a first circulating pump 3 and a one-way valve 9 are connected in series on the second pipeline 5 between the water storage tank 1 and the first filter 10, a control port of the first circulating pump 3 is connected with a first electromagnetic valve 6, the second pipeline 5 is connected with an inlet of the one-way valve 9, an outlet of the to-be-tested piece 101 is connected with the other end of the first pipeline 4, a second filter 19 and a pneumatic valve 11 are sequentially connected in series on the first pipeline 4, an inlet of the first electromagnetic valve 6 is connected with a driving pipeline 2 through a guide pipe, an inlet of the driving pipeline 2 is connected with a water-oil separator 23, an outlet end of the water-oil separator 23 is connected with a first pressure sensor 7, the driving pipeline, the side of the water storage tank 1 is connected with a water replenishing pipe 24, the water replenishing pipe 24 is provided with a third electromagnetic valve 14 and a third filter 15, the first electromagnetic valve 6, the first pressure sensor 7, the third electromagnetic valve 14 and the second electromagnetic valve 12 are respectively connected with a data acquisition unit 100 through leads, the data acquisition unit 100 is connected with a PLC (programmable logic controller) 102 through leads, two ends of a first pipeline 4 are respectively provided with a pressure gauge 20 and a temperature sensor two 22, the pressure gauge 20 is positioned at one end of the first pipeline 4 connected with a to-be-tested part 101, the inlet of the first filter 10 is connected with an air blowing pipeline 16, the air blowing pipeline 16 is sequentially connected with a fourth electromagnetic valve 18 and a one-way valve 17 in series, the upper end of the water storage tank 1 is respectively connected with a, and the lower extreme of storage water tank 1 is connected with drainage ball valve 8, is equipped with second pressure sensor 25 on the second pipeline 5, and second pressure sensor 25 passes through the wire and is connected with data collection station 100.
When in use: when a test piece 101 to be tested needs to be tested, the first circulating pump 3 is started, so that water in the water storage tank 1 and the test piece 101 to be tested circulate, the pressure is monitored according to data of the second pressure sensor 25, until the second pressure sensor 25 detects that the pressure inside the test piece 101 reaches the test pressure, the PLC controller 102 controls the second electromagnetic valve 12 and the pneumatic valve 11 to be opened, the system is decompressed, after the test is finished, the fourth electromagnetic valve 18 is opened, compressed air is sent through the air blowing pipeline 16, and the compressed air can blow hot water in the test piece 101 to be tested into the water storage tank 1 from the first pipeline 4.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a fuel cell car is hydraulic pressure testing arrangement for cylinder valve, includes storage water tank (1), its characterized in that: two openings of the water storage tank (1) are respectively connected with a second pipeline (5) and a first pipeline (4), an outlet of the second pipeline (5) is connected with an inlet of a to-be-tested piece (101) through a first filter (10), a first circulating pump (3) and a one-way valve (9) are connected in series on the second pipeline (5) between the water storage tank (1) and the first filter (10), a control port of the first circulating pump (3) is connected with a first electromagnetic valve (6), the second pipeline (5) is connected with an inlet of the one-way valve (9), an outlet of the to-be-tested piece (101) is connected with the other end of the first pipeline (4), a second filter (19) and a pneumatic valve (11) are sequentially connected in series on the first pipeline (4), an inlet of the first electromagnetic valve (6) is connected with the driving pipeline (2) through a guide pipe, an inlet of the driving pipeline (2) is connected with a water-oil separator (23), the outlet end of water-oil separator (23) is connected with first pressure sensor (7), and drive pipeline (2) are connected with pneumatic valve (11) through second solenoid valve (12), and the side of storage water tank (1) is connected with moisturizing pipe (24), is equipped with third solenoid valve (14) and third filter (15) on moisturizing pipe (24), first solenoid valve (6), first pressure sensor (7), third solenoid valve (14) and second solenoid valve (12) are connected with data collection station (100) through the wire respectively, and data collection station (100) are connected with PLC controller (102) through the wire.
2. The hydraulic test device for the cylinder valve of the fuel cell vehicle according to claim 1, characterized in that: and a pressure gauge (20) and a temperature sensor II (22) are respectively arranged at two ends of the first pipeline (4), and the pressure gauge (20) is positioned at one end of the first pipeline (4) connected with the to-be-tested part (101).
3. The hydraulic test device for the cylinder valve of the fuel cell vehicle according to claim 1, characterized in that: an inlet of the first filter (10) is connected with a blowing pipeline (16), and a fourth electromagnetic valve (18) and a one-way valve (17) are sequentially connected on the blowing pipeline (16) in series.
4. The hydraulic test device for the cylinder valve of the fuel cell vehicle according to claim 1, characterized in that: the upper end of the water storage tank (1) is connected with a liquid level switch (13) and a temperature sensor I (21) respectively, and the lower end of the water storage tank (1) is connected with a drainage ball valve (8).
5. The hydraulic test device for the cylinder valve of the fuel cell vehicle according to claim 1, characterized in that: and a second pressure sensor (25) is arranged on the second pipeline (5), and the second pressure sensor (25) is connected with the data acquisition unit (100) through a lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120179491.6U CN212988787U (en) | 2021-01-22 | 2021-01-22 | Hydraulic testing device for fuel cell automobile cylinder valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120179491.6U CN212988787U (en) | 2021-01-22 | 2021-01-22 | Hydraulic testing device for fuel cell automobile cylinder valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212988787U true CN212988787U (en) | 2021-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120179491.6U Active CN212988787U (en) | 2021-01-22 | 2021-01-22 | Hydraulic testing device for fuel cell automobile cylinder valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212988787U (en) |
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2021
- 2021-01-22 CN CN202120179491.6U patent/CN212988787U/en active Active
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