CN102954810A - High/low-pressure air circuit system for test bed - Google Patents
High/low-pressure air circuit system for test bed Download PDFInfo
- Publication number
- CN102954810A CN102954810A CN2012103710075A CN201210371007A CN102954810A CN 102954810 A CN102954810 A CN 102954810A CN 2012103710075 A CN2012103710075 A CN 2012103710075A CN 201210371007 A CN201210371007 A CN 201210371007A CN 102954810 A CN102954810 A CN 102954810A
- Authority
- CN
- China
- Prior art keywords
- low pressure
- gas circuit
- valve
- branch road
- low
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Fluid-Pressure Circuits (AREA)
- Multiple-Way Valves (AREA)
Abstract
The invention discloses a high/low-pressure air circuit system for a test bed. The high/low-pressure air circuit system comprises an air inlet, a three-piece component and a high/low-pressure switching air circuit, wherein an input end of the three-piece component is connected to the air inlet; a stop valve is arranged between an output end of the three-piece component and an input end of the high/low-pressure switching air circuit; an input end of the stop valve is connected with the output end of the three-piece component; an output end of the stop valve is connected to the high/low-pressure switching air circuit; the high/low-pressure switching air circuit comprises a trunk air circuit, a high-pressure branch and a low-pressure branch; one end of each of the high-pressure branch and the low-pressure branch is connected to the trunk air circuit; the other ends of the high-pressure branch and the low-pressure branch are respectively connected to an air control port of a double-station five-way dual-air control slide valve. The high/low-pressure air circuit system has the advantages of rapid high/low-pressure switching, compact structure, few valves, low failure rate, convenience in use, high safety and the like, wherein the air circuit switching is not interfered.
Description
Technical field
The present invention relates to a kind of inspection test board, particularly a kind of inspection test board high-low pressure air-channel system.
Background technology
Its gas circuit of inspection test board high-low pressure air-channel system mainly comprises ball valve, three disjunctor assemblies, stop valve, retaining valve, shuttle valve, gas control guiding valve, various pipe adapter at present, by after using functional requirement to connect, form inspection test board high-low pressure air-channel system by hard tube or flexible pipe.
During this inspection test board work, the source of the gas of air compressor machine is respectively by three branch roads systems, each branch road accesses different working pressures through reduction valve, retaining valve, stop valve, switches by the function of two shuttle valves respectively again, finishes the requirement of the needed Performance Detection Output pressure of pneumatic product.When using the pressure of some branch roads systems, must close the pressure of other two branch roads systems.This kind air-channel system exists major defect to be: when high pressure switched to low pressure, tested side valve will can be got rid of inner high pressure residual air by commutation repeatedly, reached the balance with low pressure, switched the requirement of using function thereby finish.The problem that this inspection test board exists is complex structure,, the defectives such as high-low pressure handoff response speed slow, gas circuit switching have interference, use inconvenience many with valve quantity, the result of use of impact inspection test board.
Summary of the invention
The advantages such as the technical matters that the present invention solves has provided a kind of inspection test board high-low pressure air-channel system, and this invention has that high-low pressure switches rapidly, compact conformation,, failure rate is low few with valve quantity, gas circuit switching are not interfered, and property easy to use, safe is good.
For solving the problems of the technologies described above, the present invention examines test board high-low pressure air-channel system, a kind of inspection test board high-low pressure air-channel system, comprise air intake opening, stop valve, three disjunctor assemblies, the high-low pressure switching gas circuit, the input end of three disjunctor assemblies is connected in air intake opening by ball valve, it is characterized in that, also be provided with stop valve between described three disjunctor assembly output terminals and the high-low pressure switching gas circuit input end, the input end of described stop valve connects the output terminal of three disjunctor assemblies, the output terminal of described stop valve is connected in the high-low pressure switching gas circuit, described high-low pressure switching gas circuit comprises the trunk gas circuit, high pressure branch road and low pressure branch road, one end of described high pressure branch road is connected in the trunk gas circuit, the other end is connected in a gas control mouth of two-position five-way double air controlled guiding valve, described low pressure branch road comprises reduction valve, tensimeter, rapid escape valve, sound suppressor, reduction valve, tensimeter, rapid escape valve, sound suppressor is connected on the low pressure branch road successively, the input end of described low pressure branch road is linked to the trunk gas circuit, and low pressure branch road output terminal is connected in another gas control mouth of two-position five-way double air controlled guiding valve.
The trunk gas circuit of described high-low pressure switching gas circuit is provided with some branches branch road, the input end of each branch's branch road is connected in the trunk gas circuit, each branch's branch road output terminal is connected in the gas control mouth of two-position five-way double air controlled guiding valve, is provided with stop valve between described each branch's branch road input end and the trunk gas circuit.
Described three disjunctor assemblies comprise filtrator, reduction valve, tensimeter, oil sprayer, and described filtrator, reduction valve, tensimeter, oil sprayer link to each other successively, form three disjunctor general purpose modules.
The invention has the beneficial effects as follows:
1, simplified the branch road of high-low pressure switching gas circuit, removed retaining valve and shuttle valve, gas circuit has compact conformation after simplifying, and is few with valve quantity, failure rate is low, the advantage such as easy to use.
2, realize high pressure to the quick switching of low pressure, having eliminated original design need to repeatedly commutate by tested side valve, could get rid of the drawback of gas circuit inner high voltage residual air, and high-low pressure switches rapidly, and the gas circuit switching is not interfered, and security is good.
The present invention examines test board high-low pressure air-channel system, solved complex structure, many with valve quantity, failure rate is high, gas circuit is switched that interference is arranged, use the defectives such as inconvenient.The advantages such as the present invention has that the high-low pressure gas circuit is switched rapidly, compact overall structure,, failure rate is low few with valve quantity, gas circuit switching are not interfered, and property easy to use, safe is good.
Description of drawings
The invention will be further described below in conjunction with accompanying drawing:
Fig. 1 is that the present invention examines test board high-low pressure air-channel system structural representation;
Among the figure: 1-air intake opening, 2-three disjunctor assemblies, 3-high-low pressure switching gas circuit, 4-ball valve, 5-stop valve, 6-trunk gas circuit, 7-high pressure branch road, 8-low pressure branch road, 9-two-position five-way double air controlled guiding valve, 10-reduction valve, 11-tensimeter, 12-rapid escape valve, 13-sound suppressor, 14-branch branch road, 15-filtrator, 16-oil sprayer.
Embodiment
As shown in Figure 1, the present invention examines test board high-low pressure air-channel system, comprise air intake opening 1, three disjunctor assemblies 2, high-low pressure switching gas circuit 3, the input end of three disjunctor assemblies 2 is connected in air intake opening 1 by ball valve 4, it is characterized in that, also be provided with stop valve 5 between described three disjunctor assemblies, 2 output terminals and high-low pressure switching gas circuit 3 input ends, the input end of described stop valve 5 connects the output terminal of three disjunctor assemblies 2, the output terminal of described stop valve 5 is connected in high-low pressure switching gas circuit 3, described high-low pressure switching gas circuit 3 comprises trunk gas circuit 6, high pressure branch road 7 and low pressure branch road 8, one end of described high pressure branch road 7 is connected in trunk gas circuit 6, the other end is connected in a gas control mouth of two-position five-way double air controlled guiding valve 9, described low pressure branch road 8 comprises reduction valve 10, tensimeter 11, rapid escape valve 12, sound suppressor 13,10 reduction valve, 11 tensimeters, 12 rapid escape valves, 13 sound suppressors are connected on the low pressure branch road 8 successively, the input end of described low pressure branch road 8 is linked to trunk gas circuit 6, and low pressure branch road 8 output terminals are connected in another gas control mouth of two-position five-way double air controlled guiding valve 9.
During work, air compressor machine provides source of the gas for air intake opening 1, gas accesses the general pressure source of supply of 0.7MPa through three disjunctor assemblies 2, connect some high pressure branch roads 7 and low pressure branch road 8 after the trunk gas circuit 6, wherein be connected in the gas of trunk gas circuit 6 enterprising horizontal high voltages in the low pressure branch road 8 of low pressure conversion, through reduction valve 10 decompressions, get rid of the high pressure residual air in the gas circuit through rapid escape valve 12, sound suppressor 13 ports again, can realize that just high pressure is to the quick switching of low pressure.
The trunk gas circuit 6 of described high-low pressure switching gas circuit 3 is provided with some branches branch road 14, the input end of each branch's branch road 14 is connected in trunk gas circuit 6, each branch's branch road 14 output terminal is connected in the gas control mouth of two-position five-way double air controlled guiding valve 9, is provided with stop valve 5 between described each branch's branch road 14 input ends and the trunk gas circuit 6.
Described three disjunctor assemblies 2 comprise filtrator 15, reduction valve 10, tensimeter 11, oil sprayer 16, and described filtrator 15, reduction valve 10, tensimeter 11, oil sprayer 16 link to each other successively, form three disjunctor general purpose modules 2.
Claims (3)
1. examine test board high-low pressure air-channel system for one kind, comprise air intake opening, stop valve, three disjunctor assemblies, the high-low pressure switching gas circuit, the input end of three disjunctor assemblies is connected in air intake opening by ball valve, it is characterized in that, also be provided with stop valve between described three disjunctor assembly output terminals and the high-low pressure switching gas circuit input end, the input end of described stop valve connects the output terminal of three disjunctor assemblies, the output terminal of described stop valve is connected in the high-low pressure switching gas circuit, described high-low pressure switching gas circuit comprises the trunk gas circuit, high pressure branch road and low pressure branch road, one end of described high pressure branch road is connected in the trunk gas circuit, the other end is connected in a gas control mouth of two-position five-way double air controlled guiding valve, described low pressure branch road comprises reduction valve, tensimeter, rapid escape valve, sound suppressor, reduction valve, tensimeter, rapid escape valve, sound suppressor is connected on the low pressure branch road successively, the input end of described low pressure branch road is linked to the trunk gas circuit, and low pressure branch road output terminal is connected in another gas control mouth of two-position five-way double air controlled guiding valve.
2. inspection test board high-low pressure air-channel system according to claim 1, it is characterized in that, also be provided with some branches branch road on the trunk gas circuit of described high-low pressure switching gas circuit, the input end of each branch's branch road is connected in the trunk gas circuit, each branch's branch road output terminal is connected in the gas control mouth of two-position five-way double air controlled guiding valve, is provided with stop valve between described each branch's branch road input end and the trunk gas circuit.
3. inspection test board high-low pressure air-channel system according to claim 1 and 2, it is characterized in that: described three disjunctor assemblies comprise filtrator, reduction valve, tensimeter, oil sprayer, described filtrator, reduction valve, tensimeter, oil sprayer link to each other successively, form three disjunctor general purpose modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210371007.5A CN102954810B (en) | 2012-09-28 | 2012-09-28 | Detect test stand high-low pressure air-channel system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210371007.5A CN102954810B (en) | 2012-09-28 | 2012-09-28 | Detect test stand high-low pressure air-channel system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102954810A true CN102954810A (en) | 2013-03-06 |
| CN102954810B CN102954810B (en) | 2015-09-30 |
Family
ID=47763919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210371007.5A Active CN102954810B (en) | 2012-09-28 | 2012-09-28 | Detect test stand high-low pressure air-channel system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102954810B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104568423A (en) * | 2015-02-03 | 2015-04-29 | 深圳中核二三核电检修有限公司 | Two-position five-way valve detection device for hydrogen production unit |
| CN106768606A (en) * | 2016-12-15 | 2017-05-31 | 南通华夏飞机工程技术股份有限公司 | Cold air testboard |
| CN113483968A (en) * | 2021-06-25 | 2021-10-08 | 成都飞机工业（集团）有限责任公司 | Double-cavity differential pressure leakage detection system and detection method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5190569A (en) * | 1991-06-13 | 1993-03-02 | Mcgrath Wayne D | Purification apparatus for pneumatic systems |
| US20040186537A1 (en) * | 2002-11-08 | 2004-09-23 | Heaton Keith Patrick | Patient cooling system |
| CN102269331A (en) * | 2011-07-27 | 2011-12-07 | 中国船舶重工集团公司第七二二研究所 | Pneumatic circuit safety control system |
| CN202203487U (en) * | 2011-08-19 | 2012-04-25 | 北京岳能科技有限公司 | 361 valve and high-low bypass valve pneumatic control system for thermal power station |
| CN202237709U (en) * | 2011-09-23 | 2012-05-30 | 浙江勤策空分设备有限公司 | Control system for pressure varying adsorption gas separating equipment |
| CN202793434U (en) * | 2012-09-28 | 2013-03-13 | 济南夫驰科技有限公司 | Testboard high-low pressure air path system |
-
2012
- 2012-09-28 CN CN201210371007.5A patent/CN102954810B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5190569A (en) * | 1991-06-13 | 1993-03-02 | Mcgrath Wayne D | Purification apparatus for pneumatic systems |
| US20040186537A1 (en) * | 2002-11-08 | 2004-09-23 | Heaton Keith Patrick | Patient cooling system |
| CN102269331A (en) * | 2011-07-27 | 2011-12-07 | 中国船舶重工集团公司第七二二研究所 | Pneumatic circuit safety control system |
| CN202203487U (en) * | 2011-08-19 | 2012-04-25 | 北京岳能科技有限公司 | 361 valve and high-low bypass valve pneumatic control system for thermal power station |
| CN202237709U (en) * | 2011-09-23 | 2012-05-30 | 浙江勤策空分设备有限公司 | Control system for pressure varying adsorption gas separating equipment |
| CN202793434U (en) * | 2012-09-28 | 2013-03-13 | 济南夫驰科技有限公司 | Testboard high-low pressure air path system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104568423A (en) * | 2015-02-03 | 2015-04-29 | 深圳中核二三核电检修有限公司 | Two-position five-way valve detection device for hydrogen production unit |
| CN106768606A (en) * | 2016-12-15 | 2017-05-31 | 南通华夏飞机工程技术股份有限公司 | Cold air testboard |
| CN113483968A (en) * | 2021-06-25 | 2021-10-08 | 成都飞机工业（集团）有限责任公司 | Double-cavity differential pressure leakage detection system and detection method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102954810B (en) | 2015-09-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102954810A (en) | High/low-pressure air circuit system for test bed | |
| CN105952698B (en) | A kind of solution-air pressurized cylinder | |
| CN202048356U (en) | Portable multipurpose sulfur hexafluoride electric equipment air charging device | |
| CN201475081U (en) | Oil-gas split type rapid pressurized cylinder | |
| CN202793434U (en) | Testboard high-low pressure air path system | |
| CN103018019A (en) | Checking workbench | |
| CN102141034B (en) | Work indication platform for electronic vacuum pump | |
| CN104421226A (en) | Hydraulic control system for reciprocating test beds | |
| CN202451497U (en) | Air-controlled automatic reversing cylinder | |
| CN103192816A (en) | Multichannel control pressure relay valve | |
| CN102519688A (en) | Production inspection table and inspection method for air passage control system assembly of clutch thruster | |
| CN203404161U (en) | Fatigue test device of pressure cylinder | |
| CN112985707B (en) | Automatic car coupler and buffer device air tightness test method | |
| CN207647879U (en) | A kind of integrated electromagnetic valve group | |
| CN205908550U (en) | Cross valve subassembly that can lead and take a breath | |
| CN203672572U (en) | Passenger car rear axle gas tightness detection system | |
| CN205374017U (en) | Valve hydrostatic test system | |
| CN104075915A (en) | Vacuum pipeline system and method for gas sampling | |
| CN202471370U (en) | Production test stand for clutch thruster air passage control system assembly | |
| CN202066655U (en) | Helium leakage detection device for testing comprehensive performance of four-way valve | |
| CN105674047B (en) | A kind of intelligence nitrogen inflation making-up air device fills compensating method with nitrogen | |
| CN220708731U (en) | Electromagnetic pilot valve dynamic pressing test auxiliary tool | |
| CN208868953U (en) | EMS vacuum suction improves structure | |
| CN210567549U (en) | High-low pressure automatic cycle device | |
| CN104422587A (en) | High-pressure safety valve calibration equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |