CN215445163U - Lifting valve for gas switching air channel - Google Patents
Lifting valve for gas switching air channel Download PDFInfo
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- CN215445163U CN215445163U CN202121341865.6U CN202121341865U CN215445163U CN 215445163 U CN215445163 U CN 215445163U CN 202121341865 U CN202121341865 U CN 202121341865U CN 215445163 U CN215445163 U CN 215445163U
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Abstract
The utility model discloses a lifting valve for a gas switching air channel, which comprises a valve plate, a valve shaft, an air cylinder and a valve body, wherein the valve plate is fixedly connected with the valve shaft, and the air cylinder is positioned at the upper part of the valve body and connected with the valve shaft. Adopt the cylinder to promote and push down the valve plate, can control the gas flow direction, reach the purpose in free switching wind channel, be equipped with the access hole simultaneously, make things convenient for periodic maintenance and maintenance, this structure has avoided the possibility that gas is blockked up simultaneously, greatly reduced the fault rate of equipment, moreover the leakproofness of valve is better, and the leakage volume is less than 0.1%. In addition, the valve is low in production cost and long in service life, can be used after the check ring is replaced if leakage is found, obviously shortens the overhauling time and cost, and is suitable for various equipment in multiple fields such as waste gas ventilation engineering, gas collection engineering, waste gas treatment industry, equipment exhaust engineering and the like.
Description
Technical Field
The utility model belongs to the technical field of valves, and particularly relates to a lifting valve for a gas switching air channel.
Background
At waste gas ventilation engineering, the engineering is collected to the gas, the exhaust-gas treatment trade, need control waste gas or gaseous flow direction among the equipment exhaust engineering, just can handle or use gas more conveniently, mainly use through two butterfly valves among the prior art to control waste gas or gaseous flow direction, gas need go to which side, just open the butterfly valve that corresponds, close another simultaneously, however if certain butterfly valve has broken down at this in-process, then can cause gaseous jam, further make whole equipment trouble, the fault rate of equipment is high in practical application, and adopt this kind of mode to lead to gaseous leakage volume higher.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides the lifting valve for the gas switching air channel, which solves the problems of failure rate and leakage.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a lift valve for gaseous wind channel that switches, includes valve plate, valve shaft, cylinder and valve body, valve plate and valve shaft fixed connection, the cylinder is located the upper portion of valve body and links to each other with the valve shaft.
Preferably, the valve shaft is perpendicular to the valve plate at a center position.
As a preferable technical scheme, the bottom of the valve plate is provided with a retaining ring.
As a preferred technical scheme, the valve plate is tightly attached to the retaining ring, and the valve plate and the retaining ring move together.
As a preferred technical scheme, the valve body is further provided with a valve body outer frame, and the valve body outer frame is in an hourglass shape.
As a preferred technical scheme, the right side of valve body is equipped with gas inlet, the bottom of valve body is equipped with first gas outlet, the left side of valve body is equipped with the access hole, the rear side of valve body is equipped with the gaseous export of second.
As a preferable technical scheme, the gas inlet is parallel and symmetrical with the access hole.
As a preferred technical scheme, the lifting valve comprises an A state and a B state, the A state presses the valve plate down to the bottom end of the valve body outer frame through the air cylinder control valve shaft, and the B state lifts the valve plate to the top end of the valve body outer frame through the air cylinder control valve shaft.
As a preferred solution, the a state and the B state cannot exist simultaneously.
As a preferred technical scheme, the gas leakage quantity of the valve is less than 0.1%.
Compared with the prior art, the utility model has the beneficial effects that:
(1) adopt the cylinder to promote and push down the valve plate, can control the gas flow direction, reach the purpose in free switching wind channel, be equipped with the access hole simultaneously, make things convenient for periodic maintenance and maintenance.
(2) The structure avoids the possibility of gas blockage, greatly reduces the failure rate of equipment, and has better sealing performance and leakage less than 0.1 percent.
(3) The valve is low in production cost and long in service life, can be used after the check ring is replaced if leakage is found, obviously shortens the time and cost for maintenance, and is suitable for various equipment in multiple fields such as waste gas ventilation engineering, gas collection engineering, waste gas treatment industry and equipment exhaust engineering.
Drawings
FIG. 1 is a front view of the state A of the present invention;
FIG. 2 is a side view of the present invention;
fig. 3 is a front view of the B state in the present invention.
In the figure, the position of the upper end of the main shaft,
1: a valve plate;
2: a retainer ring;
3: a valve shaft;
4: a gas inlet;
5: a first gas outlet;
6: an access hole;
7: a second gas outlet;
8: a cylinder;
9: the valve body outer frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1 and 2, a poppet valve for a gas switching duct includes a valve plate 1, a valve shaft 3, a cylinder 8 and a valve body, wherein the valve plate 1 is fixedly connected to the valve shaft 3, and the cylinder 8 is located at the upper portion of the valve body and connected to the valve shaft 3.
The valve shaft 3 is perpendicular to the center of the valve plate 1.
And the bottom of the valve plate 1 is provided with a retainer ring 2.
The valve plate 1 is tightly attached to the retainer ring 2, and the valve plate 1 and the retainer ring 2 move together.
Wherein the joint movement means that the valve plate 1 moves together with the collar 2, both reaching the respective positions at the same time.
The valve body is also provided with a valve body outer frame 9, and the valve body outer frame 9 is shaped like an hourglass.
The right side of valve body is equipped with gas inlet 4, the bottom of valve body is equipped with first gas outlet 5, the left side of valve body is equipped with access hole 6, the rear side of valve body is equipped with second gas outlet 7.
The gas inlet 4 is parallel and symmetrical with the access opening 6.
The lifting valve is in the state A, the air cylinder 8 controls the valve shaft 3 to press the valve plate 1 to the bottom end of the valve body outer frame 9, and the control gas flows out of the second gas outlet 7.
The gas leakage of the valve is less than 0.1%.
Example 2
Referring to fig. 3, a lift valve for a gas switching duct includes a valve plate 1, a valve shaft 3, a cylinder 8 and a valve body, wherein the valve plate 1 is fixedly connected to the valve shaft 3, and the cylinder 8 is located at the upper portion of the valve body and connected to the valve shaft 3.
The valve shaft 3 is perpendicular to the center of the valve plate 1.
And the bottom of the valve plate 1 is provided with a retainer ring 2.
The valve plate 1 is tightly attached to the retainer ring 2, and the valve plate 1 and the retainer ring 2 move together.
Wherein the joint movement means that the valve plate 1 moves together with the collar 2, both reaching the respective positions at the same time.
The valve body is also provided with a valve body outer frame 9, and the valve body outer frame 9 is shaped like an hourglass.
The right side of valve body is equipped with gas inlet 4, the bottom of valve body is equipped with first gas outlet 5, the left side of valve body is equipped with access hole 6, the rear side of valve body is equipped with second gas outlet 7.
The gas inlet 4 is parallel and symmetrical with the access opening 6.
The lifting valve is in a state B, the air cylinder 8 controls the valve shaft 3 to lift the valve plate 1 to the top end of the valve body outer frame 9, and the air is controlled to flow out of the first air outlet 5.
The gas leakage of the valve is less than 0.1%.
The working principle is as follows: the cylinder 8 controls the position of the valve plate 1 through the valve shaft 3 to achieve the purpose of freely switching the air channel, when the state is A, the cylinder 8 presses the valve plate 1 through the shaft, the valve plate 1 is positioned at the first air outlet 5, and air is discharged from the second air outlet 7 along the air channel; when the state is B, the air cylinder 8 lifts the valve plate 1 through the valve shaft 3, air is discharged from the first air outlet 5 along the air channel, and the condition that the air blockage is generated in the air channel switching process to cause equipment failure is avoided through the structure.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides a lift valve for gaseous wind channel that switches, its characterized in that, includes valve plate (1), valve shaft (3), cylinder (8) and valve body, valve plate (1) and valve shaft (3) fixed connection, cylinder (8) are located the upper portion of valve body and link to each other with valve shaft (3).
2. A poppet valve for gas-switched ducts according to claim 1, characterized in that the valve shaft (3) is perpendicular to the central position of the valve plate (1).
3. A poppet valve for gas-switched ducts according to claim 2, characterised in that the bottom of the valve plate (1) is provided with a collar (2).
4. A poppet valve for gas-switched ducts according to claim 3, characterised in that the valve plate (1) is in close contact with the collar (2), the valve plate (1) and the collar (2) moving together.
5. The poppet valve for gas-switching ducts according to claim 1, characterized in that the valve body is further provided with a valve body outer frame (9), the valve body outer frame (9) having an hourglass shape.
6. The poppet valve for a gas-switched duct according to claim 5, wherein the right side of the valve body is provided with a gas inlet (4), the bottom of the valve body is provided with a first gas outlet (5), the left side of the valve body is provided with an access opening (6), and the rear side of the valve body is provided with a second gas outlet (7).
7. A poppet valve for a gas-switched duct according to claim 6, characterized in that the gas inlet (4) is parallel-symmetrical to the service opening (6).
8. The poppet valve for a gas-switched duct according to any one of claims 5 to 7, wherein the poppet valve includes a state A and a state B, the state A controls the valve shaft (3) to press the valve plate (1) down to the bottom end of the valve body outer frame (9) through the cylinder (8), and the state B controls the valve shaft (3) to lift the valve plate (1) to the top end of the valve body outer frame (9) through the cylinder (8).
9. The poppet valve for a gas-switching duct of claim 8, wherein the a state and the B state cannot exist simultaneously.
10. The poppet valve for a gas-switching duct of claim 1, wherein a gas leakage through the valve is less than 0.1%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121341865.6U CN215445163U (en) | 2021-06-16 | 2021-06-16 | Lifting valve for gas switching air channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121341865.6U CN215445163U (en) | 2021-06-16 | 2021-06-16 | Lifting valve for gas switching air channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215445163U true CN215445163U (en) | 2022-01-07 |
Family
ID=79711494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121341865.6U Active CN215445163U (en) | 2021-06-16 | 2021-06-16 | Lifting valve for gas switching air channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215445163U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115990593A (en) * | 2023-03-24 | 2023-04-21 | 威海海洋职业学院 | Automatic cleaning device of fish-like underwater robot |
-
2021
- 2021-06-16 CN CN202121341865.6U patent/CN215445163U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115990593A (en) * | 2023-03-24 | 2023-04-21 | 威海海洋职业学院 | Automatic cleaning device of fish-like underwater robot |
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