CN219639596U - Fast-assembling pneumatic shuttle valve - Google Patents
Fast-assembling pneumatic shuttle valve Download PDFInfo
- Publication number
- CN219639596U CN219639596U CN202321167780.XU CN202321167780U CN219639596U CN 219639596 U CN219639596 U CN 219639596U CN 202321167780 U CN202321167780 U CN 202321167780U CN 219639596 U CN219639596 U CN 219639596U
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- China
- Prior art keywords
- valve body
- fixedly connected
- pneumatic shuttle
- sleeve
- quick
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- 238000007789 sealing Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 abstract description 11
- 238000001125 extrusion Methods 0.000 abstract description 4
- 230000002045 lasting effect Effects 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
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- Valve Housings (AREA)
Abstract
The utility model relates to the technical field of shuttle valves, in particular to a quick-assembly pneumatic shuttle valve which comprises a valve body, wherein a piston plate is embedded in the valve body, a sleeve is fixedly connected with an inner ring of the piston plate, an end cover is embedded in the end part of the valve body, and a valve core is fixedly connected with the interior of the end cover; this kind of pneumatic shuttle valve of fast-assembling formula, through being provided with the sleeve, the slide bar, the slide rail, the slider, the spring, the clamp splice, rubber pad and extension spring, pull out the clamp splice along one side of valve body axis keeping away from the valve body during the installation, separate two clamp splice and joint to outside pipeline on, the extrusion force that applies the slider through the spring makes the clamp splice be fixed in outside pipeline on, and the clamp splice drives outside pipeline joint to be close to valve body tip interface, realize automatic alignment, outside pipeline receives the spacing of clamp splice, the action of alignment and lasting fixed has been reduced during the installation, convenient and fast more.
Description
Technical Field
The utility model relates to the technical field of shuttle valves, in particular to a fast-assembling pneumatic shuttle valve.
Background
The pneumatic shuttle valve is one of main pipeline elements in an automatic system, plays a role in controlling medium cutting-off and cutting-on in a pipeline, has small appearance and compact structure, adopts compressed air as driving force when in use, drives the valve core to act through the compressed air, has fast switching action, has small interference on the medium and has the characteristic of large flow;
when the existing pneumatic shuttle valve is installed, an external pipeline is usually required to be aligned with screw ports at two ends of the valve body and connected through threads, an external pipeline connector is required to be manually supported during installation, so that smooth engagement of the threads is guaranteed, the installation efficiency is low, in addition, a piston plate and a sleeve are guided through the inner wall of a valve body, the sleeve is easy to wear, and a medium is easy to permeate into an air chamber, so that the integral air tightness of the device is affected;
therefore, we propose a new quick-assembly pneumatic shuttle valve to solve the problems of low installation efficiency and easy leakage caused by inconvenient alignment of the device.
Disclosure of Invention
The utility model aims to provide a quick-assembly pneumatic shuttle valve, which is used for solving the problems of low installation efficiency and easy leakage caused by inconvenient alignment in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the quick-assembly pneumatic shuttle valve comprises a valve body, wherein a piston plate is embedded in the valve body, a sleeve is fixedly connected with an inner ring of the piston plate, an end cover is embedded in the end part of the valve body, and a valve core is fixedly connected with the interior of the end cover;
the side wall of the valve body is provided with an air chamber, and the piston plate divides the air chamber into two parts;
the side wall of the piston plate is fixedly connected with a guide block, and the guide block is propped against the inner wall of the air chamber;
the bottom of the valve body is fixedly connected with a sleeve, a sliding rod is embedded in the sleeve, the end part of the sliding rod is fixedly connected with a sliding rail, one side of the sliding rail, which faces the central axis of the valve body, is embedded with a sliding block, the end part of the sliding block is fixedly connected with a spring, and the top of the sliding block is fixedly connected with a clamping block;
the side wall of the clamping block is provided with an inner groove.
Preferably, the clamping block end groove is the same size as the valve body end interface.
Preferably, the inner wall of the groove at the end part of the clamping block is attached with a rubber pad.
Preferably, the end part of the sliding rod is fixedly connected with a tension spring, and the other end of the tension spring is fixed with the sleeve into a whole.
Preferably, the section of the sliding block is isosceles trapezoid.
Preferably, the air chamber inner wall of the valve body is fixedly connected with a limiting step, and the side wall of the limiting step is provided with a groove matched with the guide block.
Preferably, a sealing ring is attached to the inner portion of the side wall groove of the limiting step.
Compared with the prior art, the utility model has the beneficial effects that:
1. this kind of pneumatic shuttle valve of fast-assembling formula, through being provided with the sleeve, the slide bar, the slide rail, the slider, the spring, the clamp splice, rubber pad and extension spring, pull out the clamp splice along one side of valve body axis keeping away from the valve body during the installation, separate two clamp splice and joint to outside pipeline on, the extrusion force that applies the slider through the spring makes the clamp splice be fixed in outside pipeline on, and the clamp splice drives outside pipeline joint to be close to valve body tip interface, realize automatic alignment, outside pipeline receives the spacing of clamp splice, the action of alignment and lasting fixed has been reduced during the installation, convenient and fast more.
2. Secondly, this kind of fast-assembling pneumatic shuttle valve through being provided with spacing step, the sealing washer, piston board and guide block, at the in-process of piston board displacement, the guide block slides relative air chamber inner wall, it is spacing to the piston board through the guide block, make its stable displacement, contact surface pressure between piston board and the relative valve body inner wall of sleeve pipe can evenly distributed simultaneously, avoid sleeve pipe local wearing and tearing to cause action inaccuracy and the not tight problem of seal, carry out spacing to the guide block through spacing step, prevent to strike the valve body, protection piston board and sleeve pipe, the guide block shelters from the air chamber opening, further prevent that the medium from leaking to the air chamber, maintain the holistic steady operation of device.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic illustration of the piston plate structure of the present utility model;
FIG. 3 is a schematic view of the structure of the clamping block of the present utility model;
FIG. 4 is an enlarged schematic view of the structure of FIG. 2A in accordance with the present utility model;
in the figure: valve body 1, limit step 101, sealing washer 102, piston plate 2, guide block 201, sleeve 3, end cover 4, case 5, sleeve 6, slide bar 601, slide rail 602, slider 603, spring 604, clamp block 605, rubber pad 606, extension spring 607.
Detailed Description
Referring to fig. 1 to 2, in an embodiment of the present utility model;
example 1: the quick-assembly pneumatic shuttle valve comprises a valve body 1, wherein a piston plate 2 is embedded in the valve body 1, a sleeve 3 is fixedly connected with an inner ring of the piston plate 2, an end cover 4 is embedded in the end part of the valve body 1, and a valve core 5 is fixedly connected with the inner part of the end cover 4;
the side wall of the valve body 1 is provided with an air chamber, and the piston plate 2 divides the air chamber into two parts;
the side wall of the piston plate 2 is fixedly connected with a guide block 201, and the guide block 201 is propped against the inner wall of the air chamber;
the bottom of the valve body 1 is fixedly connected with a sleeve 6, a slide bar 601 is embedded in the sleeve 6, the end part of the slide bar 601 is fixedly connected with a slide rail 602, one side of the slide rail 602, which faces towards the central axis of the valve body 1, is embedded with a slide block 603, the end part of the slide block 603 is fixedly connected with a spring 604, and the top of the slide block 603 is fixedly connected with a clamping block 605;
the side wall of the clamping block 605 is provided with an inner groove;
during installation, the clamping blocks 605 are pulled out along the axial line of the valve body 1 to one side far away from the valve body 1, the two clamping blocks 605 are separated and clamped on an external pipeline, the clamping blocks 605 are fixed on the external pipeline by the extrusion force applied to the sliding blocks 603 by the springs 604, the external pipeline is aligned with the valve body 1, and the threads are convenient to be meshed in order, so that the installation efficiency is improved;
in the process of displacement of the piston plate 2, the guide block 201 slides relative to the inner wall of the air chamber, the piston plate 2 is limited by the guide block 201, so that the piston plate 2 is stably displaced, meanwhile, the pressure of the contact surface between the piston plate 2 and the inner wall of the sleeve 3 relative to the valve body 1 can be uniformly distributed, and the problems of inaccurate action and inaccurate sealing caused by partial abrasion of the sleeve 3 are avoided.
Example 2: as can be seen by referring to fig. 2 to 4 of the specification, embodiment 2 is different from embodiment 1 in that:
the end grooves of the clamping blocks 605 are the same as the end interfaces of the valve body 1 in size;
the clamp block 605 drives the external pipeline joint to approach to the end joint of the valve body 1 under the extrusion of the spring 604, so that automatic alignment is realized, the external pipeline is limited by the clamp block 605, and the alignment and continuous fixing actions are reduced during installation, so that the valve is more convenient and quicker;
rubber pads 606 are attached to the inner walls of the grooves at the end parts of the clamping blocks 605;
the rubber pad 606 is used for preventing the external pipeline from being scratched, and meanwhile, good friction force is formed between the rubber pad 606 and the external pipeline, so that stable clamping can be realized;
the end part of the slide bar 601 is fixedly connected with a tension spring 607, and the other end of the tension spring 607 is fixed with the sleeve 6 into a whole;
the contraction force of the tension spring 607 drives the slide bar 601 to draw close to the valve body, so that the distance between the external pipeline joint and the valve body 1 is further reduced, and the assembly is convenient;
the section of the sliding block 603 is isosceles trapezoid;
the isosceles trapezoid sliding block 603 has good anti-falling effect, so that the device is stronger in integrity and compact in structure;
the inner wall of the air chamber of the valve body 1 is fixedly connected with a limit step 101, and the side wall of the limit step 101 is provided with a groove matched with the guide block 201;
the guide block 201 is limited through the limiting step 101, so that the valve body 1 is prevented from being impacted, the piston plate 2 and the sleeve 3 are protected, the guide block 201 shields the opening of the air chamber, the medium is further prevented from leaking to the air chamber, and the stable operation of the whole device is maintained;
a sealing ring 102 is attached to the inner part of a side wall groove of the limit step 101;
the cooperation of spacing step 101 and sealing washer 102 has further increased the contact pressure of junction, improves the gas tightness, prevents that the medium from leaking to the air chamber, and soft sealing washer 102 still has the effect that reduces the impact force, can be good protection piston plate 2 and sleeve pipe 3.
Claims (7)
1. The quick-assembly pneumatic shuttle valve comprises a valve body (1) and is characterized in that a piston plate (2) is embedded in the valve body (1), a sleeve (3) is fixedly connected to an inner ring of the piston plate (2), an end cover (4) is embedded in the end part of the valve body (1), and a valve core (5) is fixedly connected to the inner part of the end cover (4);
the side wall of the valve body (1) is provided with an air chamber, and the piston plate (2) divides the air chamber into two parts;
the side wall of the piston plate (2) is fixedly connected with a guide block (201), and the guide block (201) is propped against the inner wall of the air chamber;
the bottom of the valve body (1) is fixedly connected with a sleeve (6), a sliding rod (601) is embedded in the sleeve (6), a sliding rail (602) is fixedly connected to the end part of the sliding rod (601), a sliding block (603) is embedded in one side, facing the central axis of the valve body (1), of the sliding rail (602), a spring (604) is fixedly connected to the end part of the sliding block (603), and a clamping block (605) is fixedly connected to the top of the sliding block (603);
an inner groove is formed in the side wall of the clamping block (605).
2. The quick-fit pneumatic shuttle valve according to claim 1, wherein: the end grooves of the clamping blocks (605) are the same as the end interfaces of the valve body (1).
3. A quick-fit pneumatic shuttle valve as claimed in claim 2, wherein: rubber pads (606) are attached to the inner walls of the grooves at the end parts of the clamping blocks (605).
4. The quick-fit pneumatic shuttle valve according to claim 1, wherein: the end part of the sliding rod (601) is fixedly connected with a tension spring (607), and the other end of the tension spring (607) is fixed with the sleeve (6) into a whole.
5. The quick-fit pneumatic shuttle valve according to claim 1, wherein: the section of the sliding block (603) is isosceles trapezoid.
6. The quick-fit pneumatic shuttle valve according to claim 1, wherein: the air chamber inner wall of the valve body (1) is fixedly connected with a limiting step (101), and a groove matched with the guide block (201) is formed in the side wall of the limiting step (101).
7. The quick-fit pneumatic shuttle valve according to claim 6, wherein: and a sealing ring (102) is attached to the inner part of the side wall groove of the limiting step (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321167780.XU CN219639596U (en) | 2023-05-16 | 2023-05-16 | Fast-assembling pneumatic shuttle valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321167780.XU CN219639596U (en) | 2023-05-16 | 2023-05-16 | Fast-assembling pneumatic shuttle valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219639596U true CN219639596U (en) | 2023-09-05 |
Family
ID=87813184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321167780.XU Active CN219639596U (en) | 2023-05-16 | 2023-05-16 | Fast-assembling pneumatic shuttle valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219639596U (en) |
-
2023
- 2023-05-16 CN CN202321167780.XU patent/CN219639596U/en active Active
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