CN202100763U - Pneumatic two-position four-way slide valve - Google Patents
Pneumatic two-position four-way slide valve Download PDFInfo
- Publication number
- CN202100763U CN202100763U CN2011201595177U CN201120159517U CN202100763U CN 202100763 U CN202100763 U CN 202100763U CN 2011201595177 U CN2011201595177 U CN 2011201595177U CN 201120159517 U CN201120159517 U CN 201120159517U CN 202100763 U CN202100763 U CN 202100763U
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- valve
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- piston
- emptying
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Abstract
The utility model relates to a pneumatic two-position four-way slide valve, relating to a pneumatic control device used in an industrial production process. The pneumatic two-position four-way slide valve comprises a piston type actuating mechanism and a valve body assembly. The piston type actuating mechanism comprises a cylinder, a piston, a sealing ring, a pressing plate, a fastening screw, a compression spring and a bracket, the valve body assembly comprises a valve body, a valve stem, sealing rings, valve cores and the piston, the valve body is provided with an input port, two output ports and an emptying port, and the position of the valve stem can be controlled so that the input port is communicated with one output port, and the other output port is communicated with the emptying port for emptying. The pneumatic two-position four-way slide valve has a high switching speed and long service life, leakage cannot be caused easily, the accuracy of switching control of working medium delivery or emptying can be improved, and the automation of process control can be facilitated.
Description
Technical field
The utility model relates to the air control unit in the industrial processes, realizes the switching of working medium (liquid or gas) is carried or switched the Pneumatic two-position four-way guiding valve of emptying in particularly a kind of industrial processes.
Background technique
Often need realize to switch carry or switch emptying in the modern industry production process working medium, and the fast and control accuracy that is related to slowly in the process control the working medium amount of its switch speed.Have only the sluggish problem that solves switch speed, could realize automation process control well, improve the control accuracy and to the adaptation of technological requirement to reach.There is following defective in existing technology: the pneumatic actuator that 1. has homemade Pneumatic two-position four-way guiding valve now all adopts diaphragm actuator; Because diaphragm is to be processed by the rubber material; There are insufficient strength and easy problem of aging; Therefore in use need frequent repair and replacement, this can influence industrial efficient and increase cost of production; 2. the valve rod that has homemade Pneumatic two-position four-way guiding valve now no longer carries out the hard chromium plating surface treatment after no longer finish grinding or finish grind after the Vehicle Processing, its roughness grade is not high, is easy to make the interior seal ring generation of valve body to cut phenomenon and causes leaking; The action sensitivity of 4. existing Pneumatic two-position four-way guiding valve is low, and switch speed is slow; During the two-way control of 5. existing Pneumatic two-position four-way guiding valve, need with two air bladder final controlling element, volume is big, and consumptive material is many, increase cost of production expense.Drawbacks such as in sum, existing homemade Pneumatic two-position four-way guiding valve exists switch speed slow, be prone to leak, and working life is long, influence be to the control accuracy of working medium amount, the automatic control requirement in can not the well adapted process control system.
The model utility content
For solving the problem that exists in the existing technology; The utility model aims to provide fast, the long service life of a kind of switch speed; Antileakaging Pneumatic two-position four-way guiding valve can improve working medium is switched the control accuracy of carrying or switching emptying, is convenient to the automation control of process control.
Described Pneumatic two-position four-way guiding valve comprises piston actuator and valve body assembly; Wherein, Described piston actuator comprises cylinder, piston, seal ring, pressing plate, fastening screw trip bolt, pressure spring and support; Said seal ring is fixed on the piston through pressing plate, fastening screw trip bolt, and cylinder is integral through being threaded with support, and pressure spring is placed on piston and props up in the inner chamber that is configured to; Reset when being used to a definite gas control signal value and unidirectional control are provided, respectively be provided with a gas control signal inlet opening on cylinder and the support; Described valve body assembly comprises the valve body that is connected with support, cooperates in this valve body to be provided with valve rod, seal ring and spool, and valve rod and piston link into an integrated entity, and seal ring is fixed on the spool; Valve body is provided with an inlet opening, two delivery outlets and an evacuation port, and the position through the control valve rod can make inlet opening to delivery outlet communicate, the emptying of another delivery outlet to evacuation port; Perhaps the inlet opening communicates to another delivery outlet, the emptying of delivery outlet to evacuation port.
Described Pneumatic two-position four-way guiding valve wherein, is provided with circular groove in the middle of the described seal ring, is provided with counterbalance spring in this circular groove.
Described Pneumatic two-position four-way guiding valve, wherein, the seal ring in the said valve body assembly is provided with five, and spool is provided with four.
Owing to have said structure, make to the utlity model has following effect:
One, owing to the utlity model has long working life, safe and reliable sealability can reduce maintenance rate, improves commercial production efficient, reduces production costs;
Two, because the utility model is carried the switching of working medium or the switching intestine evacuation velocity is fast, can satisfy the technological requirement in the industrial processes preferably, improve the control accuracy.
Description of drawings
Fig. 1 is the utility model one embodiment's a structural representation.
Embodiment
Combine Figure of description at present, specify a preferred embodiment of the utility model.
Pneumatic two-position four-way guiding valve referring to shown in Figure 1 comprises piston actuator and valve body assembly; Wherein, Described piston actuator comprises cylinder 1, piston 2, seal ring 4, counterbalance spring 3, pressing plate 5, fastening screw trip bolt 6, pressure spring 7 and support 8; Said seal ring 4 is fixed on the piston 2 through pressing plate 5, fastening screw trip bolt 6, is provided with circular groove in the middle of the described seal ring 4, is provided with counterbalance spring 3 in this circular groove; Cylinder 1 is integral through being threaded with support 8; Pressure spring 7 is placed in the inner chamber of piston 2 and support 8 formations, resets when being used to a definite gas control signal value and unidirectional control are provided, and respectively is provided with a gas control signal inlet opening on cylinder 1 and the support 8; Described valve body assembly comprises valve body 9; Valve body 9 is connected with support 8 through last attachment screw 15; Cooperate in this valve body 9 to be provided with valve rod 10, five valve seals 13 and four spools 14, valve rod 10 links into an integrated entity with piston 2, and valve seals 13 is separately fixed on the spool 14; Valve body 9 also comprises the bottom warp valve gap 11 of attachment screw 12 connections down; Valve body 9 is provided with an inlet opening (being positioned at the front of valve body shown in Figure 1), and two delivery outlet A, B and evacuation port O are when the gas control signal is imported in the inlet opening of cylinder 1; The pretightening force that overcomes pressure spring 7 makes piston 2 drive valve rods 10 and moves downward the inlet opening is communicated to delivery outlet A; Delivery outlet B is to evacuation port O emptying, during unidirectional control, stops the gas control signal of cylinder 1; Rely on the elastic potential energy of pressure spring 7 to make valve reset and the inlet opening is communicated to delivery outlet B, delivery outlet A is to evacuation port O emptying; During two-way control; Stop the gas control signal of cylinder 1; At the inlet opening of support 8 input gas control signal piston drive valve rod is moved upward the inlet opening is communicated to delivery outlet B, delivery outlet A so works circularly and realizes that switching is carried or the function of switching emptying to evacuation port O emptying.
Claims (3)
1. the Pneumatic two-position four-way guiding valve is characterized in that: comprise piston actuator and valve body assembly; Wherein, Described piston actuator comprises cylinder (1), piston (2), seal ring (4), pressing plate (5), fastening screw trip bolt (6), pressure spring (7) and support (8); Said seal ring (4) is fixed on the piston (2) through pressing plate (5), fastening screw trip bolt (6); Cylinder (1) is integral through being threaded with support (8); Pressure spring (7) is placed in the inner chamber of piston (2) and support (8) formation, resets when being used to a definite gas control signal value and unidirectional control are provided, and respectively is provided with a gas control signal inlet opening on cylinder (1) and the support (8); Described valve body assembly comprises the valve body (9) that is connected with support (8); Cooperate in this valve body (9) and be provided with valve rod (10), valve seals (13) and spool (14); Valve body (9), valve rod (10) links into an integrated entity with piston (2), and valve seals (13) is fixed on the spool (14); Valve body (9) is provided with an inlet opening, and (A B) with an evacuation port (O), through controlling the position of valve rod (10), can make inlet opening to delivery outlet (A) communicate, the emptying of another delivery outlet (B) to evacuation port (O) to two delivery outlets; Perhaps inlet opening to delivery outlet (B) communicates, the emptying of another delivery outlet (A) to evacuation port (O).
2. Pneumatic two-position four-way guiding valve as claimed in claim 1 is characterized in that: be provided with circular groove in the middle of the described seal ring (4), be provided with counterbalance spring (3) in this circular groove.
3. according to claim 1 or claim 2 Pneumatic two-position four-way guiding valve, it is characterized in that: the valve seals (13) in the said valve body assembly is provided with five, and spool (14) is provided with four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201595177U CN202100763U (en) | 2011-05-18 | 2011-05-18 | Pneumatic two-position four-way slide valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201595177U CN202100763U (en) | 2011-05-18 | 2011-05-18 | Pneumatic two-position four-way slide valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202100763U true CN202100763U (en) | 2012-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201595177U Expired - Fee Related CN202100763U (en) | 2011-05-18 | 2011-05-18 | Pneumatic two-position four-way slide valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202100763U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104014755A (en) * | 2014-05-30 | 2014-09-03 | 中色科技股份有限公司 | Method for using three-way control valve in closed circulation cooling water of aluminum strip casting and rolling machine |
| CN104100762A (en) * | 2014-07-23 | 2014-10-15 | 超达阀门集团股份有限公司 | Efficient pneumatic relief gate valve |
| CN107763222A (en) * | 2016-08-23 | 2018-03-06 | 中山市大海自控阀门有限公司 | A kind of two stop valves of Single spring piston type pneumatic |
| CN108150133A (en) * | 2017-12-20 | 2018-06-12 | 中国石油集团渤海钻探工程有限公司 | Apparatus for fast switching between a kind of huge discharge continuous liquid supply different fluid |
| CN109882623A (en) * | 2017-12-06 | 2019-06-14 | 深圳市曼恩斯特科技有限公司 | Accurate flow-limiting valve and Pneumatic three-way valve |
| CN113294314A (en) * | 2020-02-24 | 2021-08-24 | 江苏蓝慧智能装备科技有限公司 | Mechanical automatic scavenging air valve |
-
2011
- 2011-05-18 CN CN2011201595177U patent/CN202100763U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104014755A (en) * | 2014-05-30 | 2014-09-03 | 中色科技股份有限公司 | Method for using three-way control valve in closed circulation cooling water of aluminum strip casting and rolling machine |
| CN104014755B (en) * | 2014-05-30 | 2016-01-20 | 中色科技股份有限公司 | The using method of three-way control valve in a kind of aluminium strip casting and rolling machine closed-type circulating cooling water |
| CN104100762A (en) * | 2014-07-23 | 2014-10-15 | 超达阀门集团股份有限公司 | Efficient pneumatic relief gate valve |
| CN107763222A (en) * | 2016-08-23 | 2018-03-06 | 中山市大海自控阀门有限公司 | A kind of two stop valves of Single spring piston type pneumatic |
| CN107763222B (en) * | 2016-08-23 | 2020-04-03 | 中山市大海自控阀门有限公司 | Single-spring piston type pneumatic two-position cut-off valve |
| CN109882623A (en) * | 2017-12-06 | 2019-06-14 | 深圳市曼恩斯特科技有限公司 | Accurate flow-limiting valve and Pneumatic three-way valve |
| CN108150133A (en) * | 2017-12-20 | 2018-06-12 | 中国石油集团渤海钻探工程有限公司 | Apparatus for fast switching between a kind of huge discharge continuous liquid supply different fluid |
| CN108150133B (en) * | 2017-12-20 | 2023-08-18 | 中国石油天然气集团有限公司 | Quick switching device between different fluids of large-displacement continuous liquid supply |
| CN113294314A (en) * | 2020-02-24 | 2021-08-24 | 江苏蓝慧智能装备科技有限公司 | Mechanical automatic scavenging air valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120104 Termination date: 20150518 |
|
| EXPY | Termination of patent right or utility model |