CN213064152U - Air valve device for double-acting hydraulic piston cylinder - Google Patents
Air valve device for double-acting hydraulic piston cylinder Download PDFInfo
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- CN213064152U CN213064152U CN202022010390.4U CN202022010390U CN213064152U CN 213064152 U CN213064152 U CN 213064152U CN 202022010390 U CN202022010390 U CN 202022010390U CN 213064152 U CN213064152 U CN 213064152U
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- pressure pad
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- hydraulic piston
- piston cylinder
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Abstract
The utility model discloses a belong to pneumatic valve technical field, specifically be a double-acting pneumatic valve device for hydraulic piston cylinder, which comprises a valve body, the valve body inner chamber is equipped with the case, the case bottom is equipped with the valve pressure pad, the case with be equipped with sealing part between the valve pressure pad, valve pressure pad bottom is equipped with the disk seat, be provided with the spring between valve pressure pad and the disk seat, the disk seat bottom is equipped with the valve gap, the valve gap outside is provided with zero type circle, the valve gap outside be equipped with zero type circle assorted recess. The valve core, the sealing part and the valve pressure pad are jacked through the air inlet by high-pressure gas, the spring between the valve pressure pad and the valve seat is compressed, after the air inlet is stopped, the tension of the spring is utilized, the valve pressure pad, the sealing part and the valve core are reset, the gas compressed by the cylinder is matched with the two gas valves, the design of the cylinder and the arrangement of a pipeline are simplified, the cost is reduced, the installation space is saved, and the disassembly and maintenance are more convenient.
Description
Technical Field
The utility model relates to an air valve field specifically is a double-acting pneumatic valve device for hydraulic piston cylinder.
Background
The air valve is a component used for controlling air to enter and exit the cylinder in the compressor, mainly comprising a valve seat, a valve plate, a spring and a lift limiter, wherein the rising and opening height or closing between the valve plate and the valve seat determines the size and the sealing of an air channel, the spring is mainly used for pushing the valve plate to close and can also reduce the impact of the valve plate with the lift limiter when the valve plate is opened, the lift limiter can limit the lift of the valve plate and can bear the spring, the opening and closing of the valve plate of the air valve is controlled by the pressure difference of air inside and outside the cylinder and the spring force, and other driving mechanisms are not needed, so the.
The air valve is an important part on the air cylinder, when the double-acting air cylinder device is used, the number of common air valves is more in demand, certain requirements are required for installation space, the air valves are more difficult to connect pipelines, and the air valves are more inconvenient to disassemble and maintain; in addition, the design process of the cylinder is complicated. Accordingly, we propose a gas valve assembly for a double acting hydraulic piston cylinder.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two effect hydraulic piston is pneumatic valve device for cylinder to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a double-acting hydraulic pressure is air valve device for piston cylinder, includes the valve body, the valve body inner chamber is equipped with the case, the case bottom is equipped with the valve pressure pad, the case with be equipped with sealing part between the valve pressure pad, valve pressure pad bottom is equipped with the disk seat, be provided with the spring between valve pressure pad and the disk seat, the disk seat bottom is equipped with the valve gap, the valve gap outside is provided with zero type circle, the valve gap outside be equipped with zero type circle assorted recess, zero type circle sets up inside the recess, valve body one side is provided with the air inlet, the valve body opposite side is provided with the gas vent, the valve body middle part is provided with.
Preferably, the inner cavity of the valve body is sealed with the outside through a sealing part.
Preferably, the valve core and the valve pressure pad are connected through clearance fit.
Preferably, the valve seat is connected with the valve body through clearance fit.
Preferably, the valve cover is connected with the valve body in a clearance fit mode, and the valve cover and the valve body are sealed through a zero-shaped ring.
Preferably, the inner cavity of the valve seat is transversely provided with through holes, and the two through holes are coaxial.
Preferably, the two ends of the outer side of the valve body are respectively provided with a split flange, the outer side of each split flange is provided with a screw, a spring washer is arranged between each screw and each split flange, the valve body is provided with a threaded hole, and the valve cover and the split flanges are fixed with the valve body through the screws and the spring washers.
Compared with the prior art, the beneficial effects of the utility model are that: high-pressure gas passes through the air inlet and backs down the case, sealing part, the valve pressure pad, compress the spring between valve pressure pad and the disk seat simultaneously, then gas gets into two cylinders respectively through two interfaces, after stopping admitting air, utilize the tension of spring, make the valve pressure pad, sealing part, the case resets, gas after the cylinder compression, get into inside and the inside another case of back down the valve body of valve body through the pipeline, sealing part, the valve pressure pad, get into exhaust duct through the gas vent with the same theory of operation, cooperation through two pneumatic valves, not only simplified the design of cylinder and arranging of pipeline, the cost is reduced, and installation space has been saved, make the dismantlement maintenance more simple and convenient.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of the present invention;
in the figure: 1. a valve cover; 2. sealing the part; 3. a valve core; 4. a valve pressure pad; 5. a spring; 6. a valve seat; 7. a zero-shaped ring; 8. a valve body; 9. a screw; 10. a spring washer; 11. a split flange.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a gas valve device for a double-acting hydraulic piston cylinder comprises a valve body 8, wherein a valve core 3 is arranged in an inner cavity of the valve body 8, a valve pressure pad 4 is arranged at the bottom of the valve core 3, the valve core 3 is connected with the valve pressure pad 4 in a clearance fit manner, a sealing part 2 is arranged between the valve core 3 and the valve pressure pad 4, the inner cavity of the valve body 8 is sealed with the outside through the sealing part 2, a valve seat 6 is arranged at the bottom of the valve pressure pad 4, through holes are transversely formed in the inner cavity of the valve seat 6, the two through holes are coaxially arranged, the valve seat 6 is connected with the valve body 8 in a clearance fit manner, a spring 5 is arranged between the valve pressure pad 4 and the valve seat 6, a valve cover 1 is arranged at the bottom of the valve seat 6, the valve cover 1 is connected with the valve body 8 in a clearance fit manner, a zero-crossing ring 7 is arranged, the utility model discloses a valve structure, including valve bonnet 1, valve body 11, valve body 8, spring washer 10, threaded hole, valve bonnet 1, valve body 11, spring washer 10, valve body 8, spring washer 10, valve bonnet 1, valve bonnet 11 are fixed through screw 9, spring washer 10 and valve body 8, when using double-acting cylinder device, through this pneumatic valve, not only simplified the design of cylinder and the arranging of pipeline, the cost is reduced has saved installation space moreover for it is more simple and convenient to dismantle the maintenance.
The implementation mode is specifically as follows: when the valve is used, the air inlet is connected with an air inlet pipeline of the hydraulic piston cylinder, the air outlet is connected with an air outlet pipeline of the hydraulic piston cylinder, the other two interfaces are respectively connected with first interfaces of two hydraulic piston cylinder cylinders through pipelines, similarly, an air inlet pipeline and an air outlet pipeline of a second air valve are connected in the same way, the other two interfaces of the air valve are connected with second interfaces of the hydraulic piston cylinder cylinders, when the valve works, high-pressure gas pushes the valve core 3, the sealing part 2 and the valve pressure pad 4 through the air inlet, the spring 5 between the valve pressure pad 4 and the valve seat 6 is compressed at the same time, then the gas respectively enters the two cylinders through the two interfaces, after air inlet is stopped, the valve pressure pad 4, the sealing part 2 and the valve core 3 are reset through the tension of the spring 5, the gas compressed by the cylinders enters the valve body 8 through the pipelines and pushes the other valve core 3 inside the valve body 8, Sealing part 2, valve pressure pad 4 to the same theory of operation gets into exhaust duct through the gas vent, it is same, second pneumatic valve theory of operation is the same with first pneumatic valve, the difference lies in when first pneumatic valve is in the air intake state, the second pneumatic valve is in the exhaust state, when the second pneumatic valve is in the air intake state, first pneumatic valve is in the exhaust state, when using double-acting cylinder device, through this pneumatic valve, not only simplified the design of cylinder and the arrangement of pipeline, the cost is reduced, and installation space has been saved, make the dismantlement maintenance more simple and convenient.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a double-acting hydraulic piston cylinder is with air valve device, includes valve body (8), its characterized in that: the improved valve is characterized in that a valve core (3) is arranged in an inner cavity of the valve body (8), a valve pressure pad (4) is arranged at the bottom of the valve core (3), a sealing part (2) is arranged between the valve pressure pad (4), a valve seat (6) is arranged at the bottom of the valve pressure pad (4), a spring (5) is arranged between the valve pressure pad (4) and the valve seat (6), a valve cover (1) is arranged at the bottom of the valve seat (6), a zero ring (7) is arranged on the outer side of the valve cover (1), a groove matched with the zero ring (7) is formed in the outer side of the valve cover (1), the zero ring (7) is arranged inside the groove, an air inlet is formed in one side of the valve body (8), an air outlet is formed in the other side of the valve body (8.
2. A gas valve assembly for a double acting hydraulic piston cylinder as defined in claim 1 wherein: the inner cavity of the valve body (8) is sealed with the outside through a sealing part (2).
3. A gas valve assembly for a double acting hydraulic piston cylinder as defined in claim 1 wherein: the valve core (3) is connected with the valve pressure pad (4) in a clearance fit manner.
4. A gas valve assembly for a double acting hydraulic piston cylinder as defined in claim 1 wherein: the valve seat (6) is connected with the valve body (8) in a clearance fit manner.
5. A gas valve assembly for a double acting hydraulic piston cylinder as defined in claim 1 wherein: the valve cover (1) is connected with the valve body (8) in a clearance fit mode, and the valve cover (1) is sealed with the valve body (8) through a zero-shaped ring (7).
6. A gas valve assembly for a double acting hydraulic piston cylinder as defined in claim 1 wherein: the inner cavity of the valve seat (6) is transversely provided with through holes, and the two through holes are arranged to be coaxial.
7. A gas valve assembly for a double acting hydraulic piston cylinder as defined in claim 1 wherein: the novel valve is characterized in that split flanges (11) are arranged at two ends of the outer side of the valve body (8), screws (9) are arranged on the outer sides of the split flanges (11), spring washers (10) are arranged between the screws (9) and the split flanges (11), threaded holes are formed in the valve body (8), and the valve cover (1) and the split flanges (11) are fixed with the valve body (8) through the screws (9) and the spring washers (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022010390.4U CN213064152U (en) | 2020-09-15 | 2020-09-15 | Air valve device for double-acting hydraulic piston cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022010390.4U CN213064152U (en) | 2020-09-15 | 2020-09-15 | Air valve device for double-acting hydraulic piston cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213064152U true CN213064152U (en) | 2021-04-27 |
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ID=75559795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022010390.4U Active CN213064152U (en) | 2020-09-15 | 2020-09-15 | Air valve device for double-acting hydraulic piston cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213064152U (en) |
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2020
- 2020-09-15 CN CN202022010390.4U patent/CN213064152U/en active Active
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