CN202165640U - Pneumatic clamping valve - Google Patents
Pneumatic clamping valve Download PDFInfo
- Publication number
- CN202165640U CN202165640U CN2011202851185U CN201120285118U CN202165640U CN 202165640 U CN202165640 U CN 202165640U CN 2011202851185 U CN2011202851185 U CN 2011202851185U CN 201120285118 U CN201120285118 U CN 201120285118U CN 202165640 U CN202165640 U CN 202165640U
- Authority
- CN
- China
- Prior art keywords
- core pipe
- resilient core
- elastic core
- valve
- pneumatic pinch
- 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.)
- Expired - Lifetime
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Abstract
The utility model provides a pneumatic clamping valve which comprises an elastic core pipe, an integral valve shell, valve connectors, locking nuts and an air inlet connector, wherein the integral valve shell is sleeved outside the elastic core pipe; the valve connectors and the locking nuts are positioned at the ends of the elastic core pipe and are used for connecting a material conveying pipe, and the air hole connector is positioned on the integral valve shell. The elastic core pipe is cylindrical. In the utility model, the elastic core pipe is cylindrical, has simple manufacturing process and is easy to realize batch production. The elastic core pipe is made of rubber, and fibers are embedded in the rubber; and breaking points symmetrically distributed on two straight lines parallel to an axis of the elastic core pipe are arranged on each fiber so as to facilitate the opening and the closing of the elastic core pipe and prolong the service life of the elastic core pipe. The end of the valve connector connected with the elastic core pipe is conical; and the valve connector is directly extruded into the elastic core pipe and is locked by the locking nuts, so that the assembly process is simple.
Description
Technical field
The utility model relates to valve field, particularly a kind of pneumatic pinch valve.
Background technique
Pneumatic pinch valve is a vitals in the Material pipeline, and its switching that opens and closes material in the may command Material pipeline is to satisfy the different processes requirement.Usually pneumatic pinch valve comprises a resilient core pipe and a valve casing, and the resilient core pipe is received in the middle of the Material pipeline, and valve casing is enclosed within the outside of resilient core pipe.Valve casing is provided with a pressurized gas inlet, and when pressurized gas fed, the resilient core pipe can be flattened, and blocked the material that flows through the resilient core pipe with this.
CN2544151Y discloses a kind of pinched valve, all flanged dish in the two ends of its resilient core pipe, and flange plate and resilient core tube body size are inequality, thereby the resilient core plumber who makes this flanged dish complicacy of planting, and cost is high.In addition, valve casing termination and materail tube termination all have flange plate, connect with bolt, and the centre is pressed with the limited ring of flanged dish, and this pinched valve assembling is complicated.
Therefore, be necessary to provide a kind of low cost of manufacture and pneumatic pinch valve simple for assembly process.
Summary of the invention
The utility model aims to provide a kind of low cost of manufacture and pneumatic pinch valve simple for assembly process, can solve present pneumatic pinch valve manufacture cost height and packaging technology complicated technical problem.
For realizing above-mentioned purpose; The utility model provides a kind of pneumatic pinch valve; It is characterized in that; Comprise the resilient core pipe, be enclosed within said resilient core tube outside the integrated type valve casing, be positioned at resilient core pipe two ends and be used to connect valve joint, the locking nut of materail tube and be positioned at the inlet hole joint on the said integrated type valve casing, wherein said resilient core pipe is cylindrical.
Further, the material of resilient core pipe is a rubber.
Further, rubber is embedded with fiber.
Further, fiber in rubber along the axis of resilient core pipe around and on around good every circle fiber, breakpoint is set, all breakpoints are symmetrically distributed on two straight lines that are parallel to the resilient core tube's axis.
Further, to connect the termination of said resilient core pipe be taper to valve joint.
Further, integrated type valve casing middle part constitutes the inflation cell to outer lug and with said elasticity core tube wall.
The utlity model has following technique effect: the resilient core pipe of cylindrical structural is measure-alike because of each several part, and manufacturing process is simple, realize mass production easily, thereby cost is low; The material of resilient core pipe is rubber and is embedded with fiber, and fiber is provided with and is symmetrically distributed in two breakpoints on the straight line that is parallel to the resilient core tube's axis, and this is beneficial to the unlatching and the closure of resilient core pipe, prolongs the life-span of resilient core pipe; The termination that valve joint connects the resilient core pipe is taper, and valve joint directly is expressed in the resilient core pipe, and with locking nut locking, simple for assembly process.
Description of drawings
Accompanying drawing constitutes the application's a part, and accompanying drawing is used to provide the further understanding to the utility model, and illustrative examples of the utility model and explanation thereof are used to explain the utility model, do not constitute the improper qualification to the utility model.
Fig. 1 is the pneumatic pinch valve structural representation.
Embodiment
Embodiment to the utility model is elaborated below in conjunction with accompanying drawing, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
The utility model provides a kind of pneumatic pinch valve, as a kind of preferred embodiment, in conjunction with Fig. 1 the structure of the utility model is described.
The utility model pneumatic pinch valve comprises the resilient core pipe
5, be enclosed within the integrated type valve casing of said resilient core tube outside
3, be positioned at the valve joint that resilient core pipe two ends are used to connect materail tube
1, locking nut
2With the inlet hole joint that is positioned on the said integrated type valve casing
4
The resilient core pipe
5For cylindrical, size is all identical up and down in its tube wall outer ring.The resilient core pipe
5Be arranged in the innermost layer of pneumatic pinch valve.The resilient core pipe of cylindrical structural is measure-alike because of each several part, and manufacturing process is simple, realize mass production easily, thereby cost is low.
Preferably, the material of resilient core pipe can be a rubber.
Preferably, rubber is embedded with fiber, and this can improve the working life of resilient core pipe, thereby reduces maintenance expenses.
Preferably, fiber in rubber along the axis of resilient core pipe around and on around good every circle fiber, breakpoint is set, all breakpoints are symmetrically distributed on two straight lines that are parallel to the resilient core tube's axis.This is beneficial to the unlatching and the closure of resilient core pipe, prolongs the life-span of resilient core pipe.
Outside the resilient core pipe, establish the integrated type valve casing with one heart
3, and this integrated type valve casing
3The middle part constitutes the inflation cell to outer lug and with said elasticity core tube wall
AOn the sidewall of integrated type valve casing, have pressurized gas inlet hole joint
4Integrated type valve casing two ends is provided with outside thread, is used for cooperating with locking nut.Valve joint
1One end is provided with internal thread and is used for cooperating with the outside thread of mass transport pipe joint, and the valve joint the other end is conical, and two port card of resilient core pipe are between the coniform outer wall of the inwall of integrated type valve casing and valve joint, and by locking nut
2Stator locking, locking nut can guarantee good sealing property to the coupling mechanism force of valve joint and coniform joint to the extruding force of resilient core pipe.When pressurized gas passes through integrated type valve casing inlet hole joint
4The time, the inflation cell
AIn pressurized gas can not leak in the resilient core pipe.
The utility model pneumatic pinch valve when assembling, the resilient core pipe integrated type valve casing of packing into earlier, valve joint is expressed in the resilient core pipe, pushes down valve joint with locking nut again and is connected with the integrated type valve casing.The utility model is simple for assembly process, can boost productivity.
This pneumatic pinch valve for the material pipeline open and close not only fast but also laborsaving, can realize the automatic discharging and the telecontrol of conveying material, for digitized management lays the foundation through the frequency that opens and closes of the time relay and electromagnetic valve pinched valve.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (6)
1. pneumatic pinch valve; It is characterized in that; Comprise the resilient core pipe, be enclosed within said resilient core tube outside the integrated type valve casing, be positioned at valve joint, the locking nut that the resilient core pipe end is used for the fastening material conveying tube and be positioned at the inlet hole joint on the said integrated type valve casing, wherein said resilient core pipe is cylindrical.
2. pneumatic pinch valve according to claim 1 is characterized in that, the material of said resilient core pipe is a rubber.
3. pneumatic pinch valve according to claim 2 is characterized in that said rubber is embedded with fiber.
4. pneumatic pinch valve according to claim 3; It is characterized in that; Said fiber in said rubber along the axis of resilient core pipe around and on around good every circle fiber, breakpoint is set, all breakpoints are symmetrically distributed on two straight lines that are parallel to the resilient core tube's axis.
5. pneumatic pinch valve according to claim 1 is characterized in that, the termination that said valve joint connects said resilient core pipe is taper.
6. pneumatic pinch valve according to claim 1 is characterized in that, said integrated type valve casing middle part constitutes the inflation cell to outer lug and with said elasticity core tube wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202851185U CN202165640U (en) | 2011-08-08 | 2011-08-08 | Pneumatic clamping valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202851185U CN202165640U (en) | 2011-08-08 | 2011-08-08 | Pneumatic clamping valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202165640U true CN202165640U (en) | 2012-03-14 |
Family
ID=45801465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202851185U Expired - Lifetime CN202165640U (en) | 2011-08-08 | 2011-08-08 | Pneumatic clamping valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202165640U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949260A (en) * | 2017-04-21 | 2017-07-14 | 浙江工业大学 | A kind of flow regulator under solid-liquid conveying environment |
| CN108644408A (en) * | 2018-08-05 | 2018-10-12 | 武汉过控科技有限公司 | A kind of variable cross section-type flow control valve |
-
2011
- 2011-08-08 CN CN2011202851185U patent/CN202165640U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949260A (en) * | 2017-04-21 | 2017-07-14 | 浙江工业大学 | A kind of flow regulator under solid-liquid conveying environment |
| CN108644408A (en) * | 2018-08-05 | 2018-10-12 | 武汉过控科技有限公司 | A kind of variable cross section-type flow control valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120314 |
|
| CX01 | Expiry of patent term |