CN101373029A - Pneumatic two-position three-way fluid control valve - Google Patents
Pneumatic two-position three-way fluid control valve Download PDFInfo
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- CN101373029A CN101373029A CNA2008102014179A CN200810201417A CN101373029A CN 101373029 A CN101373029 A CN 101373029A CN A2008102014179 A CNA2008102014179 A CN A2008102014179A CN 200810201417 A CN200810201417 A CN 200810201417A CN 101373029 A CN101373029 A CN 101373029A
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- cylinder barrel
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- piston rod
- valve body
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Abstract
The invention provides a pneumatic two position three-way fluid control valve, which comprises a valve body, a valve sealing part, and an open-close executive control part. The open-close executive control part comprises a front cover, a piston rod, a piston, a sleeve gasket, a cylinder barrel, a spring, a back cover, and a handle. The front cover and the back cover are hermetically connected with the front end and the back end of the cylinder barrel respectively; the front cover is provided with compressed gas inlet and outlet ports, which lead to the interior of the cylinder barrel, and is hermetically connected with the valve body; the piston rod is positioned at the middle part of the cylinder barrel, with one end being exposed from the back cover and provided with the handle, and the other end being arranged in the valve body and fixed with the valve sealing part; the spring and the piston are arranged in the cylinder barrel in sequence from up to down; the spaces between the piston rod and the front and back covers are sealed; the piston and the piston rod are fixedly and hermetically connected, and hermetically contact with the inner wall of the cylinder barrel; and the sleeve gasket is fixed on the piston and hermetically contacts with the cylinder rod. The invention adopts air as a power source, thereby achieving the advantages of convenient use, environmental friendliness, and high working efficiency. Furthermore, the invention can realize automatic control, large medium transportation capacity, and multi-passage circulation control.
Description
Technical field
The present invention relates to a kind of Pneumatic two-position three-way fluid control valve, belong to valve technology field.
Background technique
Two-position three-way fluid control valve is widely used in industry manufacturing, Service Industrys such as washing, light industry, food, medical treatment, be to carry neutral gas or liquid, as the final controlling element of circulation mediums such as air, water, washing agent, be modern industry gas, fluid is controlled indispensable product.
Making service industry, use flowing medium-air, water, water vapor etc. in large quantities and gone to carry out powered, material mixes and stirs, work such as material cleaning, and the running of these needs of work timings, quantitative fixed cycle.Traditional two-position three-way fluid control valve is the type hand valve, is made of valve body, valve seal parts and manual opening-closing device, and the valve seal parts rely on the manual opening-closing device action, and valve body adopts with the manual opening-closing device and is threaded.The valve seal parts adopt screw and nut to be connected with the manual opening-closing device.Its shortcoming needs manual control, and inefficiency can not centralized control.
Summary of the invention
The purpose of this invention is to provide the two-position three-way fluid control valve that a kind of high working efficiency, medium transport flow are big, can realize automation control.
In order to achieve the above object, technological scheme of the present invention has provided a kind of Pneumatic two-position three-way fluid control valve, by two-position three way formula valve body, valve seal parts and keying are carried out controlling component and are formed, it is characterized in that described keying execution controlling component is by protecgulum, piston rod, piston, spacer, cylinder barrel, spring, bonnet and handle are formed, protecgulum and bonnet are tightly connected with the cylinder barrel rear and front end respectively, before be covered with the pressurized gas that leads to cylinder barrel inside and import and export, and be connected with two-position three way formula valve seal, piston rod is located at the cylinder barrel middle part, its end that exposes bonnet is provided with handle, an end of being located in the two-position three way formula valve body is fixed with the valve seal parts, cylinder barrel inside is provided with spring and piston from top to bottom successively, be all sealing between piston rod and bonnet and the protecgulum, piston and piston rod fixed seal connection, and contact with inner wall of cylinder sealing, spacer is fixed on the piston and with rod seal and contacts.
Described two-position three way formula valve body preferably has the circulation bore of 35-45cm.Described bonnet inboard preferably is provided with groove, and an end of described spring embeds in the described groove.Described pressurized gas is imported and exported and preferably is located at a side relative with the fluid inlet of two-position three way formula valve body on the protecgulum.
When control cabinet sends signal, the pilot pressure source of the gas enters the keying implementation controller, open valve seal parts sealed member, pipeline inner fluid medium begins to flow, and work finishes, and control cabinet sends signal once more, disconnect the pilot pressure source of the gas and enter the keying implementation controller, valve seal parts sealed member is closed, the fluid that flows in the blocking-up pipeline, and a work cycle finishes.
The present invention has the following advantages:
1. adopting air is power source, takes conveniently, pollution-free;
2. high working efficiency can realize automation control;
3. the medium transport flow is big;
4. may command multitube road circulation.
Description of drawings
Fig. 1 is a kind of Pneumatic two-position three-way fluid control valve structural representation.
Embodiment
Specify the present invention below in conjunction with embodiment.
As shown in Figure 1, be a kind of Pneumatic two-position three-way fluid control valve, by two-position three way formula valve body 1, valve seal parts 2 and keying are carried out controlling component and are formed, it is characterized in that described keying execution controlling component is by protecgulum 3, piston rod 4, piston 5, spacer 6, cylinder barrel 7, spring 8, bonnet 9 and star grip knob 10 are formed, protecgulum 3 is tightly connected with cylinder barrel 7 rear and front ends respectively with bonnet 9, protecgulum 3 is provided with the pressurized gas that leads to cylinder barrel 7 inside and imports and exports 11, and be tightly connected with two-position three way formula valve body 1, piston rod 4 is located at cylinder barrel 7 middle parts, its end that exposes bonnet 9 is provided with star grip knob 10, an end of being located in the two-position three way formula valve body 1 is fixed with valve seal parts 2, cylinder barrel 7 inside are provided with spring 8 and piston 5 from top to bottom successively, be all sealing between piston rod 4 and bonnet 9 and the protecgulum 3, piston 5 and piston rod 4 fixed seal connections, and contact with cylinder barrel 7 inner wall sealings, spacer 6 is fixed on the piston 5 and with piston rod 4 sealings and contacts.
Described two-position three way formula valve body 1 has the circulation bore of 40cm.Described bonnet 9 inboards are provided with groove, and an end of described spring 8 embeds in the described groove.Described pressurized gas is imported and exported 11 and is located at a side relative with the fluid inlet of two-position three way formula valve body 1 on the protecgulum 3.
The present invention adopts high-precision numerical control machine tool equipment and high-precision import roll unit to improve the precision and the usability of product.Cylinder barrel 7 of the present invention is to adopt metal by the engineering compression molding of holding concurrently, and the sealing gasket of valve seal parts 2 adopts the rubber parts of high-quality, the making of valve body 1 usefulness high-quality stainless steel.Piston rod 4 is through roll forming, and surface finishment becomes mirror-like.
The present invention can be installed on the pipe-line system of automatic production line, professional equipment, all gas delivery that relates to, and FLUID TRANSPORTATION all can adopt.The pipeline pipe is rotatably connected on the valve body 1, to control source of the gas and be connected on the inlet for pressurised gas 11, when control cabinet sends signal, the pilot pressure source of the gas enters the keying implementation controller, open valve seal parts 2, pipeline inner fluid medium begins to flow, and work finishes, and control cabinet sends signal once more, disconnect the pilot pressure source of the gas and enter the keying implementation controller, valve seal parts 2 are closed, the fluid that flows in the blocking-up pipeline, and a work cycle finishes.
Claims (4)
1. Pneumatic two-position three-way fluid control valve, by two-position three way formula valve body (1), valve seal parts (2) and keying are carried out controlling component and are formed, it is characterized in that described keying execution controlling component is by protecgulum (3), piston rod (4), piston (5), spacer (6), cylinder barrel (7), spring (8), bonnet (9) and handle (10) are formed, protecgulum (3) is tightly connected with cylinder barrel (7) rear and front end respectively with bonnet (9), protecgulum (3) is provided with and leads to the inner pressurized gas import and export (11) of cylinder barrel (7), and be tightly connected with two-position three way formula valve body (1), piston rod (4) is located at cylinder barrel (7) middle part, its end that exposes bonnet (9) is provided with handle (10), an end of being located in the two-position three way formula valve body (1) is fixed with valve seal parts (2), cylinder barrel (7) inside is provided with spring (8) and piston (5) from top to bottom successively, be all sealing between piston rod (4) and bonnet (9) and the protecgulum (3), piston (5) and piston rod (4) fixed seal connection, and contact with cylinder barrel (7) inner wall sealing, spacer (6) is fixed on that piston (5) is gone up and contacts with piston rod (4) sealing.
2. a kind of Pneumatic two-position three-way fluid control valve as claimed in claim 1 is characterized in that described two-position three way formula valve body (1) has the circulation bore of 35-45cm.
3. a kind of Pneumatic two-position three-way fluid control valve as claimed in claim 1 is characterized in that described bonnet (9) inboard is provided with groove, and an end of described spring (8) embeds in the described groove.
4. a kind of Pneumatic two-position three-way fluid control valve as claimed in claim 1 is characterized in that described pressurized gas imports and exports (11) and be located at protecgulum (3) and go up a side relative with the fluid inlet of two-position three way formula valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102014179A CN101373029A (en) | 2008-10-21 | 2008-10-21 | Pneumatic two-position three-way fluid control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102014179A CN101373029A (en) | 2008-10-21 | 2008-10-21 | Pneumatic two-position three-way fluid control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101373029A true CN101373029A (en) | 2009-02-25 |
Family
ID=40447331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008102014179A Pending CN101373029A (en) | 2008-10-21 | 2008-10-21 | Pneumatic two-position three-way fluid control valve |
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| Country | Link |
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| CN (1) | CN101373029A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102620001A (en) * | 2012-04-04 | 2012-08-01 | 无锡欧易博阀业科技有限公司 | Right-angled pneumatic valve |
| CN102619994A (en) * | 2012-04-04 | 2012-08-01 | 无锡欧易博阀业科技有限公司 | High-sealing right-angled pneumatic valve |
| CN103671947A (en) * | 2013-12-24 | 2014-03-26 | 徐州中矿大贝克福尔科技有限公司 | Liquid injection valve and method for controlling setting accelerator adulteration on pipeline outlet |
| CN103925391A (en) * | 2014-04-25 | 2014-07-16 | 宁波南车时代传感技术有限公司 | Two-position three-way valve with air control end |
| CN104728468A (en) * | 2015-03-27 | 2015-06-24 | 宁波华成阀门有限公司 | Three-way electromagnetic valve |
| CN105020399A (en) * | 2014-04-21 | 2015-11-04 | 深圳市品川新智科技发展有限公司 | Novel high-pressure two-position two-way right-angle straight-through type mechanical pneumatic control valve |
| CN105333163A (en) * | 2015-10-26 | 2016-02-17 | 无锡市圣科不锈钢气动自控阀门厂 | Novel stop valve |
-
2008
- 2008-10-21 CN CNA2008102014179A patent/CN101373029A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102620001A (en) * | 2012-04-04 | 2012-08-01 | 无锡欧易博阀业科技有限公司 | Right-angled pneumatic valve |
| CN102619994A (en) * | 2012-04-04 | 2012-08-01 | 无锡欧易博阀业科技有限公司 | High-sealing right-angled pneumatic valve |
| CN103671947A (en) * | 2013-12-24 | 2014-03-26 | 徐州中矿大贝克福尔科技有限公司 | Liquid injection valve and method for controlling setting accelerator adulteration on pipeline outlet |
| CN105020399A (en) * | 2014-04-21 | 2015-11-04 | 深圳市品川新智科技发展有限公司 | Novel high-pressure two-position two-way right-angle straight-through type mechanical pneumatic control valve |
| CN103925391A (en) * | 2014-04-25 | 2014-07-16 | 宁波南车时代传感技术有限公司 | Two-position three-way valve with air control end |
| CN104728468A (en) * | 2015-03-27 | 2015-06-24 | 宁波华成阀门有限公司 | Three-way electromagnetic valve |
| CN105333163A (en) * | 2015-10-26 | 2016-02-17 | 无锡市圣科不锈钢气动自控阀门厂 | Novel stop valve |
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Open date: 20090225 |