CN107676625A - A kind of oxygen cylinder adjuster low voltage experiment platform - Google Patents
A kind of oxygen cylinder adjuster low voltage experiment platform Download PDFInfo
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- CN107676625A CN107676625A CN201711086420.6A CN201711086420A CN107676625A CN 107676625 A CN107676625 A CN 107676625A CN 201711086420 A CN201711086420 A CN 201711086420A CN 107676625 A CN107676625 A CN 107676625A
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- branch road
- measured piece
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- valve
- pressure
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
- F17C13/025—Special adaptations of indicating, measuring, or monitoring equipment having the pressure as the parameter
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/06—Controlling or regulating of parameters as output values
- F17C2250/0605—Parameters
- F17C2250/0626—Pressure
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of oxygen cylinder adjuster low voltage experiment platform, including air source inlet X5, vacuum source inlet X6 and exhaust outlet X7, air source inlet X5 is connected with tie point and the second branch road, the output end of tie point and the output end of the second branch road are respectively arranged with measured piece intake interface X1 and measured piece intake interface X2, vacuum source inlet X6 is connected with the 3rd branch road, the output end of 3rd branch road is provided with measured piece intake interface X3, exhaust outlet X7 is connected with output branch road, the input of the output branch road is provided with measured piece outlet interface X4, the measured piece intake interface X1, measured piece intake interface X2 and measured piece intake interface X3 connects the inlet end connection of measured piece respectively, the outlet side connection of the measured piece outlet interface X4 and measured piece.The present invention is special test platform, is independently adjusted the switching control pilot door of oxygen cylinder adjuster, observes flow on housing face-plate in gauge outfit, pressure, can effectively complete the performance test of all kinds of oxygen cylinder adjusters.
Description
Technical field
The present invention relates to pressure and flow test facility technical field, is a kind of oxygen cylinder adjuster low pressure specifically
Testboard.
Background technology
At present, adjuster is widely applied on gas transmission pipeline, and major function is the higher entrance pressure to upstream
Power adjusts the pressure stability for ensureing downstream output to relatively low outlet pressure.In terms of oxygen cylinder is generally used for medicine and chemical industry, oxygen
The safety of the performance of gas cylinder adjuster is possible, not only influences the quality of gas conveying, also directly influences life security and work
Industry manufacture safety, therefore the performance of oxygen pressure regulation bottle needs to carry out special detection before use.Oxygen cylinder is adjusted in the prior art
Whether precisely device is mainly down to safe range by making gas pressure, and performance to oxygen cylinder adjuster and, lacks special survey
Try equipment, it is impossible to accurately adjust each control valve on the output gas pressure and detection oxygen cylinder adjuster of oxygen cylinder adjuster
The performance of door.
The content of the invention
It is respectively P/N to be exclusively used in testing oxygen cylinder adjuster model it is an object of the invention to provide one kind:4441009-
XX, 8013207-XX, 807434/9700/9800XX, 5500-5600XXX and 3552XX oxygen cylinder adjuster low voltage experiment
Platform, it can not accurately adjust output gas pressure for solving oxygen regulator in the prior art and control valve can not be detected
Performance the problem of.
In order to achieve the above object, the present invention is achieved through the following technical solutions：
A kind of oxygen cylinder adjuster low voltage experiment platform, including air source inlet X5, vacuum source inlet X6 and exhaust outlet X7, the source of the gas
Entrance X5 is connected with the tie point and the second branch road for being respectively used to that different pressure gas are provided to measured piece, the tie point
Output end and the output end of the second branch road be respectively arranged with measured piece intake interface X1 and measured piece intake interface X2, it is described true
Empty source inlet X6 is connected with the 3rd branch road for providing vacuum source to measured piece, the output end of the 3rd branch road be provided with by
Survey part intake interface X3, the exhaust outlet X7 and be connected with output branch road, the input of the output branch road is provided with measured piece and gone out
Gas interface X4, the measured piece intake interface X1, measured piece intake interface X2 and measured piece intake interface X3 connect tested respectively
The inlet end connection of part, the outlet side connection of the measured piece outlet interface X4 and measured piece.
Operation principle：
Oxygen cylinder adjuster testboard is made up of testboard bay internal duct component, shell and U-tube manometer, tests oxygen cylinder
When adjuster is measured piece, three interfaces of the inlet end of oxygen cylinder adjuster are distinguished into measured piece intake interface X1, measured piece
Intake interface X2 and measured piece intake interface X3 is tightly connected, by the outlet side of oxygen cylinder adjuster and measured piece outlet interface X4
It is tightly connected.Three tunnels of testboard point supply to oxygen cylinder adjuster, and first via gas enters first from air source inlet X5
Lu Zhong, adjust the control button in tie point and the gas pressure of input is carried out after being decompressed to the pressure value of first setting to lead to
The inlet end that measured piece intake interface X1 is input to oxygen cylinder adjuster is crossed, being provided with pressure gauge PP1 in tie point is pressed
Power is shown；Second road gas enters in the second branch road from air source inlet X5, the control button in the second branch road is adjusted, by input
Gas pressure be decompressed to second setting pressure value after by measured piece intake interface X2 input oxygen cylinder adjuster air inlet
Hold, the FM1 of the pressure gauge PP2 and display gas flow for showing gas pressure are provided with the second branch road；3rd road gas
Enter from vacuum source inlet X6 in the 3rd branch road, adjust the control button in the 3rd branch road, after the gas pressure decompression of input
The inlet end of oxygen cylinder adjuster is inputted, pressure gauge PP3 and flowmeter FM2 are provided with the 3rd branch road.Oxygen regulator goes out
Gas end connects measured piece outlet interface X4, and measured piece outlet interface is connected with output branch road, and output branch road is used to press by control
The flow value and pressure value of button adjusting section oxygen cylinder adjuster output gas, and detect the now control valve on oxygen cylinder adjuster
Performance.Tie point, the second branch road can be tested simultaneously, can also test respectively.Testboard and the oxygen cylinder to be tested are adjusted
Device connects, and manually, when being independently adjusted the pressure gauge and flow value of each branch road, and observes oxygen cylinder adjuster in different gas
Performance when pressure and gas flow, and by adjusting the button on oxygen cylinder adjuster, the number that oxygen cylinder adjuster is shown
Contrasted according to the data that testboard is shown, the performance such as sensitivity, error etc. of oxygen cylinder adjuster can be detected.
Further, it is also associated with being used for air filtration between the air source inlet X5 and the tie point and the second branch road
The filter M2 of body impurity.
Operation principle：
Filter M2 is connected between air source inlet X5 and tie point and the second branch road, to entering tie point and the second branch road
Gas carry out contaminant filter, avoid impurity block and image pressure gauge display accuracy.
Further, the tie point includes the main line input pressure regulation pressure-reducing valve being connected with the filter M2
V1, the main line input pressure regulation pressure-reducing valve V1 are connected with main line input metering pin valve K1 first end, the supervisor
Pressure gauge PP1 is connected between road input pressure regulation pressure-reducing valve V1 and main line input metering pin valve K1 first end, it is described
Main line input metering pin valve K1 the second end connects the measured piece intake interface X1, the main line input metering pin valve K1
The second end and the measured piece intake interface X1 between be connected with supervisor's bypass output shut-off valve K2.
Operation principle：
Gas after filter M2 impurity screenings, is adjusted from air source inlet X5 into the main line input pressure in tie point
Pressure-reducing valve V1 carries out being depressurized into stable pressure to the bleed pressure of input, opens main line input metering pin valve K1 gas is defeated
Enter oxygen cylinder adjuster, pipeline gas pressure is shown by pressure gauge PP1, when pressure is more than setting value, supervisor is other
Road exports shut-off valve K2 and pressure release is carried out to gas, and valve inner sheet is pushed up out release pressure in time, and pressure returns to original after reducing
Position, it ensure that pressure low-pressure and the voltage stabilizing of tie point.
Further, second branch road includes the main line input pressure regulation pressure-reducing valve being connected with the filter M2
V2, the main line input pressure regulation pressure-reducing valve V2 are connected with main line input metering pin valve K3 first end, the supervisor
Road input metering pin valve K3 the second end is connected with the first of supervisor's bypass output shut-off valve K4, pressure gauge PP2 and flowmeter FM1
End, the second end of the flowmeter FM1 connect the measured piece intake interface X2.
Operation principle：
Gas after main line input pressure regulation pressure-reducing valve V2 by the high gas of pressure by for low pressure and stable gas, open
Main line inputs metering pin valve K3 and gas is inputted into oxygen cylinder adjuster, by pressure gauge PP2 and flowmeter FM1 to pipeline gas
Pressure and flow are shown, when pressure is more than setting value, supervisor's bypass output shut-off valve K4 carries out pressure release to gas.
Further, the supervisor that the 3rd branch road includes being connected with the vacuum source inlet X6 exports shut-off valve K6, institute
The first end that supervisor's output shut-off valve K6 is connected with supervisor's bypass output metering pin valve K7, pressure gauge PP3 and flowmeter FM2 is stated,
The second end of the flowmeter FM2 is connected with measured piece intake interface X3.
Operation principle：
Input after vacuum source inlet X6 connection vavuum pumps again with the 3rd branch road is connected, and the 3rd branch road opens supervisor's output shut-off
Valve K6, there is provided vacuum test source, pressure gauge PP3 and flowmeter FM2 show the pressure and flow of the 3rd branch road, supervisor's bypass
Export metering pin valve K7 and pressure release is carried out to gas.
Further, the output branch road is used to adjust the first output branch road of flow output, the second output branch road respectively
Branch road is exported with the 3rd, the input of the first output branch road, the second output branch road and the 3rd output branch road is tested with described
Supervisor's bypass output metering pin valve K8 and supervisor bypass output metering pin valve K5, the supervisor are connected between part outlet interface X4
Bypass output metering pin valve K5 is connected with pressure gauge PP4, the first output branch road, the second output branch road and the 3rd output branch road
Output end be connected with exhaust outlet X7.
Operation principle：
The measured piece outlet interface X4 of output branch road is connected with the outlet side of oxygen cylinder adjuster, and output branch road includes being used to adjust
Three branch roads of gas with various flow：First output branch road, the second output branch road and the 3rd output branch road, measured piece outlet interface
It is connected between X4 and three branch road and bypasses output metering pin valve K8 and supervisor's bypass output metering pin valve for the supervisor of pressure release
K5 and pressure gauge PP4, three bypass flow regulations are connected to exhaust outlet X7.Three branch roads can distinguish adjusting gas flow,
And be monitored with flowmeter, therefore the test environment of the gas with various flow in the detection of oxygen cylinder adjuster is provided, make detection
Scope is more comprehensively.
Further, the first output branch road includes main line the output switch valve K9 and flowmeter FM3 of series connection.
The flowmeter FM3 of 5-50ML/Min ranges is adjusted main line output switch valve K9.
Further, the second output branch road includes main line the output switch valve K10 and flowmeter FM4 of series connection.
Operation principle：
The flowmeter FM4 of 0.62-6.2L/Min ranges is adjusted main line output switch valve K10.
Further, the 3rd output branch road includes main line the output switch valve K11 and flowmeter FM5 of series connection.
Operation principle：
The flowmeter FM5 of 12.6-126L/Min ranges is adjusted main line output switch valve K11.
The present invention compared with prior art, has advantages below and beneficial effect：
（1）The present invention is the special test platform of oxygen cylinder adjuster, and gas source and flow amount and pressure are controlled, there is provided flowmeter and
Pressure gauge shows that operating personnel operate all kinds of controlling switch valves on testboard, observation to the flow and pressure of gas
Flow, pressure on housing face-plate in gauge outfit, it can effectively complete the performance test of all kinds of oxygen cylinder adjusters.
（2）The present invention is connected with the oxygen cylinder adjuster to be tested, pressure gauge and stream manual, that be independently adjusted each branch road
During value, and performance of the oxygen cylinder adjuster in different gas pressures and gas flow is observed, and by adjusting oxygen cylinder
Button on adjuster, the data that the data that oxygen cylinder adjuster is shown are shown with testboard are contrasted, oxygen can be detected
Such as sensitivity of the performance of gas cylinder adjuster, error etc..
Brief description of the drawings
Fig. 1 is the front view of the present invention；
Fig. 2 is the schematic diagram of the present invention.
Embodiment
The present invention is described in further detail with reference to embodiment, but the implementation of the present invention is not limited to this.
Embodiment 1：
With reference to shown in accompanying drawing 1 and Fig. 2, a kind of oxygen cylinder adjuster low voltage experiment platform, including air source inlet X5, vacuum source inlet X6
The tie point and for being respectively used to that different pressure gas are provided to measured piece is connected with exhaust outlet X7, the air source inlet X5
The output end of two branch roads, the output end of the tie point and the second branch road is respectively arranged with measured piece intake interface X1 and is tested
Part intake interface X2, the vacuum source inlet X6 are connected with the 3rd branch road for providing vacuum source to measured piece, and the described 3rd
The output end of branch road is provided with measured piece intake interface X3, the exhaust outlet X7 and is connected with output branch road, the output branch road
Input is provided with measured piece outlet interface X4, and measured piece intake interface X1, measured piece intake interface X2 and the measured piece enter
Gas interface X3 connects the inlet end connection of measured piece, the outlet side connection of the measured piece outlet interface X4 and measured piece respectively.
Operation principle：
Oxygen cylinder adjuster testboard is made up of testboard bay internal duct component, shell and U-tube manometer, tests oxygen cylinder
When adjuster is measured piece, three interfaces of the inlet end of oxygen cylinder adjuster are distinguished into measured piece intake interface X1, measured piece
Intake interface X2 and measured piece intake interface X3 is tightly connected, by the outlet side of oxygen cylinder adjuster and measured piece outlet interface X4
It is tightly connected.Three tunnels of testboard point supply to oxygen cylinder adjuster, and first via gas enters first from air source inlet X5
Lu Zhong, adjust the control button in tie point and the gas pressure of input is carried out after being decompressed to the pressure value of first setting to lead to
The inlet end that measured piece intake interface X1 is input to oxygen cylinder adjuster is crossed, being provided with pressure gauge PP1 in tie point is pressed
Power is shown；Second road gas enters in the second branch road from air source inlet X5, the control button in the second branch road is adjusted, by input
Gas pressure be decompressed to second setting pressure value after by measured piece intake interface X2 input oxygen cylinder adjuster air inlet
Hold, the FM1 of the pressure gauge PP2 and display gas flow for showing gas pressure are provided with the second branch road；3rd road gas
Enter from vacuum source inlet X6 in the 3rd branch road, adjust the control button in the 3rd branch road, after the gas pressure decompression of input
The inlet end of oxygen cylinder adjuster is inputted, pressure gauge PP3 and flowmeter FM2 are provided with the 3rd branch road.Oxygen regulator goes out
Gas end connects measured piece outlet interface X4, and measured piece outlet interface is connected with output branch road, and output branch road is used to press by control
The flow value and pressure value of button adjusting section oxygen cylinder adjuster output gas, and detect the now control valve on oxygen cylinder adjuster
Performance.Tie point, the second branch road can be tested simultaneously, can also test respectively.Testboard and the oxygen cylinder to be tested are adjusted
Device connects, and manually, when being independently adjusted the pressure gauge and flow value of each branch road, and observes oxygen cylinder adjuster in different gas
Performance when pressure and gas flow, and by adjusting the button on oxygen cylinder adjuster, the number that oxygen cylinder adjuster is shown
Contrasted according to the data that testboard is shown, the performance such as sensitivity, error etc. of oxygen cylinder adjuster can be detected.
Embodiment 2：
On the basis of embodiment 1, with reference to shown in accompanying drawing 1 and Fig. 2, the air source inlet X5 and the tie point and second
The filter M2 for filtering gaseous impurity is also associated between road.
Operation principle：
Filter M2 is connected between air source inlet X5 and tie point and the second branch road, to entering tie point and the second branch road
Gas carry out contaminant filter, avoid impurity block and image pressure gauge display accuracy.
Embodiment 3：
On the basis of embodiment 2, with reference to shown in accompanying drawing 1 and Fig. 2, the tie point includes what is be connected with the filter M2
Main line input pressure regulation pressure-reducing valve V1, the main line input pressure regulation pressure-reducing valve V1 are connected with main line input regulation
Needle-valve K1 first end, main line input pressure regulation pressure-reducing valve V1 and main line input metering pin valve K1 first end it
Between be connected with pressure gauge PP1, the second end of the main line input metering pin valve K1 connects the measured piece intake interface X1, institute
State and supervisor's bypass output pass is connected between main line input metering pin valve K1 the second end and the measured piece intake interface X1
Disconnected valve K2.
Operation principle：
Gas after filter M2 impurity screenings, is adjusted from air source inlet X5 into the main line input pressure in tie point
Pressure-reducing valve V1 carries out being depressurized into stable pressure to the bleed pressure of input, opens main line input metering pin valve K1 gas is defeated
Enter oxygen cylinder adjuster, pipeline gas pressure is shown by pressure gauge PP1, when pressure is more than setting value, supervisor is other
Road exports shut-off valve K2 and pressure release is carried out to gas, and valve inner sheet is pushed up out release pressure in time, and pressure returns to original after reducing
Position, it ensure that pressure low-pressure and the voltage stabilizing of tie point.
Further, second branch road includes the main line input pressure regulation pressure-reducing valve being connected with the filter M2
V2, the main line input pressure regulation pressure-reducing valve V2 are connected with main line input metering pin valve K3 first end, the supervisor
Road input metering pin valve K3 the second end is connected with the first of supervisor's bypass output shut-off valve K4, pressure gauge PP2 and flowmeter FM1
End, the second end of the flowmeter FM1 connect the measured piece intake interface X2.
Operation principle：
Gas after main line input pressure regulation pressure-reducing valve V2 by the high gas of pressure by for low pressure and stable gas, open
Main line inputs metering pin valve K3 and gas is inputted into oxygen cylinder adjuster, by pressure gauge PP2 and flowmeter FM1 to pipeline gas
Pressure and flow are shown, when pressure is more than setting value, supervisor's bypass output shut-off valve K4 carries out pressure release to gas.
Further, the supervisor that the 3rd branch road includes being connected with the vacuum source inlet X6 exports shut-off valve K6, institute
The first end that supervisor's output shut-off valve K6 is connected with supervisor's bypass output metering pin valve K7, pressure gauge PP3 and flowmeter FM2 is stated,
The second end of the flowmeter FM2 is connected with measured piece intake interface X3.
Operation principle：
Input after vacuum source inlet X6 connection vavuum pumps again with the 3rd branch road is connected, and the 3rd branch road opens supervisor's output shut-off
Valve K6, there is provided vacuum test source, pressure gauge PP3 and flowmeter FM2 show the pressure and flow of the 3rd branch road, supervisor's bypass
Export metering pin valve K7 and pressure release is carried out to gas.
Embodiment 4：
On the basis of embodiment 3, with reference to shown in accompanying drawing 1 and Fig. 2, the output branch road is used to adjust the of flow output respectively
One output branch road, the second output branch road and the 3rd output branch road, the first output branch road, the second output branch road and the 3rd output
Supervisor's bypass output metering pin valve K8 and supervisor's bypass are connected between the input of branch road and the measured piece outlet interface X4
Export metering pin valve K5, supervisor's bypass output metering pin valve K5 is connected with pressure gauge PP4, the first output branch road, the
The output end of two output branch roads and the 3rd output branch road is connected with exhaust outlet X7.
Operation principle：
The measured piece outlet interface X4 of output branch road is connected with the outlet side of oxygen cylinder adjuster, and output branch road includes being used to adjust
Three branch roads of gas with various flow：First output branch road, the second output branch road and the 3rd output branch road, measured piece outlet interface
It is connected between X4 and three branch road and bypasses output metering pin valve K8 and supervisor's bypass output metering pin valve for the supervisor of pressure release
K5 and pressure gauge PP4, three bypass flow regulations are connected to exhaust outlet X7.Three branch roads can distinguish adjusting gas flow,
And be monitored with flowmeter, therefore the test environment of the gas with various flow in the detection of oxygen cylinder adjuster is provided, make detection
Scope is more comprehensively.
Further, the first output branch road includes the main line output switch valve K9 and flowmeter FM3 of series connection, and second
Exporting branch road includes the main line output switch valve K10 and flowmeter FM4 of series connection, and the 3rd, which exports branch road, includes the main line of series connection
Output switch valve K11 and flowmeter FM5.
The flowmeter FM3 of 5-50ML/Min ranges is adjusted main line output switch valve K9, main line output switch
The flowmeter FM4 of 0.62-6.2L/Min ranges is adjusted valve K10, and main line output switch valve K11 is to 12.6-126L/
The flowmeter FM5 of Min ranges is adjusted.
It is described above, be only presently preferred embodiments of the present invention, any formal limitation not done to the present invention, it is every according to
Any simply modification, the equivalent variations made according to the technical spirit of the present invention to above example, each fall within the protection of the present invention
Within the scope of.
Claims (9)
1. a kind of oxygen cylinder adjuster low voltage experiment platform, including air source inlet X5, vacuum source inlet X6 and exhaust outlet X7, its feature
It is, the air source inlet X5, which is connected with, to be respectively used to the tie point of the different pressure gas of measured piece offer and second
The output end of road, the output end of the tie point and the second branch road is respectively arranged with measured piece intake interface X1 and measured piece enters
Gas interface X2, the vacuum source inlet X6 are connected with the 3rd branch road for providing vacuum source to measured piece, the 3rd branch road
Output end be provided with measured piece intake interface X3, the exhaust outlet X7 is connected with output branch road, the input of the output branch road
End is provided with measured piece outlet interface X4, measured piece intake interface X1, measured piece intake interface X2 and the measured piece air inlet connecting
Mouth X3 connects the inlet end connection of measured piece, the outlet side connection of the measured piece outlet interface X4 and measured piece respectively.
A kind of 2. oxygen cylinder adjuster low voltage experiment platform according to claim 1, it is characterised in that the air source inlet X5
The filter M2 for filtering gaseous impurity is also associated between the tie point and the second branch road.
A kind of 3. oxygen cylinder adjuster low voltage experiment platform according to claim 2, it is characterised in that the tie point bag
The main line input pressure regulation pressure-reducing valve V1 being connected with the filter M2 is included, the main line input pressure adjusts pressure-reducing valve
V1 is connected with main line input metering pin valve K1 first end, and the main line input pressure regulation pressure-reducing valve V1 and main line are defeated
Enter to be connected between metering pin valve K1 first end pressure gauge PP1, the second end connection of the main line input metering pin valve K1
The measured piece intake interface X1, main line input metering pin valve K1 the second end and the measured piece intake interface X1 it
Between be connected with supervisor's bypass output shut-off valve K2.
A kind of 4. oxygen cylinder adjuster low voltage experiment platform according to claim 3, it is characterised in that the second branch road bag
The main line input pressure regulation pressure-reducing valve V2 being connected with the filter M2 is included, the main line input pressure adjusts pressure-reducing valve
V2 is connected with main line input metering pin valve K3 first end, and the second end of the main line input metering pin valve K3 is connected with master
Pipe bypass output shut-off valve K4, pressure gauge PP2 and flowmeter FM1 first end, described in the second end connection of the flowmeter FM1
Measured piece intake interface X2.
A kind of 5. oxygen cylinder adjuster low voltage experiment platform according to claim 4, it is characterised in that the 3rd branch road bag
Include the supervisor being connected with the vacuum source inlet X6 and export shut-off valve K6, supervisor's output shut-off valve K6, which is connected with, is responsible for bypass
Metering pin valve K7, pressure gauge PP3 and flowmeter FM2 first end are exported, the second end of the flowmeter FM2 is connected with measured piece
Intake interface X3.
A kind of 6. oxygen cylinder adjuster low voltage experiment platform according to any one in claim 1-5, it is characterised in that institute
Output branch road is stated to be used to adjust the first output branch road of flow output, the second output branch road and the 3rd output branch road respectively, it is described
Connected between first output branch road, the input of the second output branch road and the 3rd output branch road and the measured piece outlet interface X4
There is supervisor's bypass output metering pin valve K8 and be responsible for bypass output metering pin valve K5, supervisor's bypass exports metering pin valve K5 and connected
Pressure gauge PP4 is connected to, the output end of the first output branch road, the second output branch road and the 3rd output branch road is connected with exhaust outlet
X7。
A kind of 7. oxygen cylinder adjuster low voltage experiment platform according to claim 6, it is characterised in that the first output branch
Road includes main line the output switch valve K9 and flowmeter FM3 of series connection.
A kind of 8. oxygen cylinder adjuster low voltage experiment platform according to claim 6, it is characterised in that the second output branch
Road includes main line the output switch valve K10 and flowmeter FM4 of series connection.
A kind of 9. oxygen cylinder adjuster low voltage experiment platform according to claim 6, it is characterised in that the 3rd output branch
Road includes main line the output switch valve K11 and flowmeter FM5 of series connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711086420.6A CN107676625B (en) | 2017-11-07 | 2017-11-07 | Oxygen cylinder regulator low pressure testboard |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711086420.6A CN107676625B (en) | 2017-11-07 | 2017-11-07 | Oxygen cylinder regulator low pressure testboard |
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| CN107676625A true CN107676625A (en) | 2018-02-09 |
| CN107676625B CN107676625B (en) | 2023-07-21 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112577769A (en) * | 2020-12-15 | 2021-03-30 | 北京派瑞华氢能源科技有限公司 | Hydrogen filling simulation test system |
| CN113252291A (en) * | 2021-07-15 | 2021-08-13 | 中国空气动力研究与发展中心低速空气动力研究所 | Icing wind tunnel air supply system and method |
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| CN201637567U (en) * | 2010-03-18 | 2010-11-17 | 上海航新航宇机械技术有限公司 | Testing device for civil airplane pneumatic accessories |
| CN102564791A (en) * | 2011-12-29 | 2012-07-11 | 姚克农 | Pressure regulating property testing system of gas pressure regulator |
| CN204612907U (en) * | 2015-04-08 | 2015-09-02 | 南京王行航空附件维修工程有限公司 | A kind of aircraft Pneumatic high-altitude annex proving installation |
| CN207378493U (en) * | 2017-11-07 | 2018-05-18 | 四川奥特附件维修有限责任公司 | A kind of oxygen cylinder adjuster low voltage experiment platform |
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| CN112577769A (en) * | 2020-12-15 | 2021-03-30 | 北京派瑞华氢能源科技有限公司 | Hydrogen filling simulation test system |
| CN113252291A (en) * | 2021-07-15 | 2021-08-13 | 中国空气动力研究与发展中心低速空气动力研究所 | Icing wind tunnel air supply system and method |
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