CN202852076U - Joint type two-position three-way valve - Google Patents
Joint type two-position three-way valve Download PDFInfo
- Publication number
- CN202852076U CN202852076U CN 201220486406 CN201220486406U CN202852076U CN 202852076 U CN202852076 U CN 202852076U CN 201220486406 CN201220486406 CN 201220486406 CN 201220486406 U CN201220486406 U CN 201220486406U CN 202852076 U CN202852076 U CN 202852076U
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- China
- Prior art keywords
- valve
- valve body
- sealing gasket
- spool
- valve rod
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- Expired - Fee Related
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Abstract
The utility model relates to the technical field of mechanical valves, in particular to a joint type two-position three-way valve. The joint type two-position three-way valve comprises a valve body, a valve element and a valve rod. A valve cavity is arranged in the valve body, and an air inlet and an air outlet are formed in one side of the valve body and are communicated with the valve cavity. The valve element is arranged inside the valve cavity and is a tubular joint, a circular groove is formed in the outer wall of the valve element, the groove is communicated with the air outlet, and a through hole is formed in the groove. A sealing gasket is arranged inside the valve body, the top surface of the sealing gasket contacts with the bottom face of the valve element, the diameter of the abutting surface of the sealing gasket is greater than the inner diameter of the abutting surface of the valve element, a sealing ring is arranged on the top surface of the valve element, the valve rod penetrates through the sealing ring and is arranged inside the valve cavity, a clearance is reserved between the bottom face of the valve rod and the top surface of the sealing gasket, and an air exhaust hole is formed inside the valve rod. The joint type two-position three-way valve is compact in structure and reasonable in design, the valve body is integrally designed, production and assembly are simple, and waste products are not prone to being generated. The changing over among air channels is controlled through the valve rod and a reset spring, and the joint type two-position three-way valve has the advantages of being good in air impermeability and reliable and durable.
Description
Technical field
The utility model relates to the mechanical valve technical field, particularly a kind of joint type two position three-way valve.
Background technique
Air valve in the market is of a great variety, and the occasion of application is also numerous.Air valve is realized the usage requirement of equipment by the switching of workpiece control gas circuit.Its workpiece is generally mechanical structure, by changing change and the switching of the Connecting format realization gas circuit between parts.Such air valve has very high requirement to structural design, needs good air tightness between the structure member, the reliability that is combined with between workpiece.
The model utility content
The purpose of this utility model is to provide a kind of compact structure, reasonable in design for the defective of prior art and deficiency, service-strong joint type two position three-way valve.
For achieving the above object, the utility model is by the following technical solutions:
A kind of joint type two position three-way valve described in the utility model comprises valve body, spool and valve rod, and described valve body is integrated setting, offers valve pocket in the valve body, and valve body one side is provided with inlet hole and air outlet hole, and described inlet hole and air outlet hole are communicated with valve pocket; Described spool is located in the valve pocket, and spool is tubular configured joint, has annular groove on the outer wall of spool, and described groove is communicated with air outlet hole, and groove has through hole; Be provided with sealing gasket in the described valve body, conflict in sealing gasket end face and spool bottom surface, the diameter of sealing gasket resistance surface is greater than the internal diameter of spool resistance surface, the spool end face is provided with seal ring, and described valve rod passes seal ring and is located in the valve pocket, leaves the gap between valve rod bottom surface and the sealing gasket end face, be provided with exhaust port in the valve rod, the valve rod upper end is arranged with bonnet, and the bonnet lower end connects in valve body, and valve stem tip is connected with control mechanism.
Further, described sealing gasket bottom surface is connected with the sealing stage clip, and sealing stage clip bottom is connected with the valve pocket bottom surface.
Further, be provided with liner in the described valve body, described liner bottom surface and seal ring end face are conflicted, and the liner end face is connected with the bonnet bottom surface.
Further, described valve rod lower end is connected with reseting pressuring spring, and the reseting pressuring spring lower end is connected in the liner end face.
Further, described control mechanism comprises control arm, and described control arm one end and valve body end face are hinged, and control arm stage casing and valve rod upper end are hinged, and the control arm the other end is provided with the break-in wheel.
The utility model beneficial effect is: the utility model compact structure, and reasonable in design, valve body adopts the integral type design, produces assembling simply, is not prone to waste product; Switching by between valve rod, reseting pressuring spring control air flue has tightness good, reliability and durability advantage.
Description of drawings
Fig. 1 is front of the present utility model sectional structure schematic diagram;
Among the figure:
1, valve body; 2, sealing stage clip; 3, sealing gasket; 5, spool;
6, seal ring; 7, liner; 8 reseting pressuring springs; 9, valve gap;
10, valve rod; 11, control arm; 12, exhaust port 13, break-in wheel;
14, through hole; 15, groove; 16, air outlet hole; 17, inlet hole.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
A kind of joint type two position three-way valve described in the utility model, comprise valve body 1, spool 5 and valve rod 10, described valve body 1 is integrated setting, offers valve pocket in the valve body 1, valve body 1 one sides are provided with inlet hole 17 and air outlet hole 16, and described inlet hole 17 and air outlet hole 16 are communicated with valve pocket; Described spool 5 is located in the valve pocket, and spool 5 is tubular configured joint, has annular groove 15 on the outer wall of spool 5, and described groove 15 is communicated with air outlet hole 16, and groove 15 places have through hole 14; Be provided with sealing gasket 3 in the described valve body 1, conflict in sealing gasket 3 end faces and spool 5 bottom surfaces, the diameter of sealing gasket 3 resistance surfaces is greater than the internal diameter of spool 5 resistance surfaces, spool 5 end faces are provided with seal ring 6, as above arrange, described valve pocket forms the gas-entered passageway that communicates with inlet hole 17 with sealing gasket 3, spool 5 is separated out valve pocket the outlet passageway that communicates with air outlet hole 16 with cooperation and the seal ring 6 of sealing gasket 3 with the cooperation of valve rod 10, preferred spool 5 end openings of the utility model are provided with bore less than the backer of sealing gasket 3 diameters, sealing gasket 3 diameters are less than spool 5 end opening bores, sealing gasket 3 is located in spool 5 end openings, described backer's inner edge place is provided with the tip projection, and the tip projection contacts on the sealing gasket 3.
Described valve rod 10 passes seal ring 6 and is located in the valve pocket, leave the gap between valve rod 10 bottom surfaces and sealing gasket 3 end faces, be provided with exhaust port 12 in the valve rod 10, exhaust port 12 by valve rod 10 forms the airway path that pore 16 arrives outside the valve body 1, valve rod 10 upper ends are arranged with valve gap 9, valve gap 9 lower ends connect in valve body 1, and valve gap 9 limits valve rod 10 positions relatively; Described valve rod 10 lower ends are connected with reseting pressuring spring 8, and reseting pressuring spring 8 lower ends are connected in liner 7 end faces, and reseting pressuring spring 8 makes progress jack-up to valve gap 9 places with valve rod 10, guarantees the spacing of valve rod 10 bottoms and sealing gasket 3.
Described sealing gasket 3 bottom surfaces are connected with sealing stage clip 2, and sealing stage clip 2 bottoms are connected with the valve pocket bottom surface, and sealing stage clip 2 provides support force upwards to sealing gasket 3, to cooperate spool 5 sealing under sheds.
Be provided with liner 7 in the preferred valve body 1 of the utility model, described liner 7 bottom surfaces and seal ring 6 end faces are conflicted, and liner 7 end faces are connected with valve gap 9 bottom surfaces, and liner 7 cooperates with spool 5 fixes seal ring 6 horizontal positions, and liner 7 provides support a little for reseting pressuring spring 8.
Described valve rod 10 tops are connected with control mechanism, control mechanism comprises control arm 11, described control arm 11 1 ends and valve body 1 end face are hinged, control arm 11 stage casings and valve rod 10 upper ends are hinged, control arm 11 the other ends are provided with break-in wheel 13, the lever of control arm 11 is set to of the present utility model preferred, does not get rid of the displacement that other modes are controlled valve rod 10, and break-in wheel 13 is in order to realize the break-in of moment.
The above only is better embodiment of the present utility model, therefore all equivalences of doing according to the described structure of the utility model patent claim, feature and principle change or modify, is included in the utility model patent claim.
Claims (5)
1. joint type two position three-way valve, it is characterized in that: comprise valve body (1), spool (5) and valve rod (10), described valve body (1) is integrated setting, valve body offers valve pocket in (1), valve body (1) one side is provided with inlet hole (17) and air outlet hole (16), and described inlet hole (17) and air outlet hole (16) are communicated with valve pocket; Described spool (5) is located in the valve pocket, spool (5) is tubular configured joint, have annular groove (15) on the outer wall of spool (5), described groove (15) is communicated with air outlet hole (16), and groove (15) locates to have through hole (14); Be provided with sealing gasket (3) in the described valve body (1), conflict in sealing gasket (3) end face and spool (5) bottom surface, the diameter of sealing gasket (3) resistance surface is greater than the internal diameter of spool (5) resistance surface, spool (5) end face is provided with seal ring (6), described valve rod (10) passes seal ring (6) and is located in the valve pocket, leave the gap between valve rod (10) bottom surface and sealing gasket (3) end face, be provided with exhaust port (12) in the valve rod (10), valve rod (10) upper end is arranged with valve gap (9), valve gap (9) lower end connects in valve body (1), and valve rod (10) top is connected with control mechanism.
2. joint type two position three-way valve according to claim 1 is characterized in that: described sealing gasket (3) bottom surface is connected with sealing stage clip (2), and sealing stage clip (2) bottom is connected with the valve pocket bottom surface.
3. joint type two position three-way valve according to claim 1, it is characterized in that: be provided with liner (7) in the described valve body (1), described liner (7) bottom surface and seal ring (6) end face are conflicted, and liner (7) end face is connected with valve gap (9) bottom surface.
4. joint type two position three-way valve according to claim 1, it is characterized in that: described valve rod (10) lower end is connected with reseting pressuring spring (8), and reseting pressuring spring (8) lower end is connected in liner (7) end face.
5. joint type two position three-way valve according to claim 1, it is characterized in that: described control mechanism comprises control arm (11), described control arm (11) one ends and valve body (1) end face are hinged, control arm (11) stage casing and valve rod (10) upper end are hinged, and control arm (11) the other end is provided with break-in wheel (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220486406 CN202852076U (en) | 2012-09-24 | 2012-09-24 | Joint type two-position three-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220486406 CN202852076U (en) | 2012-09-24 | 2012-09-24 | Joint type two-position three-way valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202852076U true CN202852076U (en) | 2013-04-03 |
Family
ID=47983281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220486406 Expired - Fee Related CN202852076U (en) | 2012-09-24 | 2012-09-24 | Joint type two-position three-way valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202852076U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103407440A (en) * | 2013-08-22 | 2013-11-27 | 瑞立集团瑞安汽车零部件有限公司 | Lever valve |
| CN104180019A (en) * | 2013-05-24 | 2014-12-03 | 厦门松霖卫厨有限公司 | Lever switching valve |
| CN104676014A (en) * | 2015-02-15 | 2015-06-03 | 宁波金欧五金制品有限公司 | Normally open valve employing ball head connection for sealing end of valve rod |
| CN104864120A (en) * | 2015-04-20 | 2015-08-26 | 侨健新能源科技（苏州）有限公司 | Durable mechanical valve |
-
2012
- 2012-09-24 CN CN 201220486406 patent/CN202852076U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180019A (en) * | 2013-05-24 | 2014-12-03 | 厦门松霖卫厨有限公司 | Lever switching valve |
| CN104180019B (en) * | 2013-05-24 | 2016-10-05 | 厦门松霖卫厨有限公司 | Lever switching valve |
| CN103407440A (en) * | 2013-08-22 | 2013-11-27 | 瑞立集团瑞安汽车零部件有限公司 | Lever valve |
| CN104676014A (en) * | 2015-02-15 | 2015-06-03 | 宁波金欧五金制品有限公司 | Normally open valve employing ball head connection for sealing end of valve rod |
| CN104676014B (en) * | 2015-02-15 | 2018-04-27 | 宁波金欧五金制品有限公司 | A kind of valve stem seal end uses the normally open valve of bulb connection |
| CN104864120A (en) * | 2015-04-20 | 2015-08-26 | 侨健新能源科技（苏州）有限公司 | Durable mechanical 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: 20130403 Termination date: 20150924 |
|
| EXPY | Termination of patent right or utility model |