CN218267405U

CN218267405U - Check pressure linkage pneumatic valve

Info

Publication number: CN218267405U
Application number: CN202222944040.4U
Authority: CN
Inventors: 陈明珍; 郭良耀
Original assignee: Suzhou Aichaonuo Intelligent Automation Co ltd
Current assignee: Suzhou Aichaonuo Intelligent Automation Co ltd
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-01-10
Anticipated expiration: 2032-11-07

Abstract

The utility model discloses a non-return pressure linkage pneumatic valve relates to valve technical field, include: the valve body is used for switching on and off the water source; the pressure linkage mechanism is used for operating the cover plate and is positioned in the valve body; a movable hole is formed in the top end of the valve body, a pneumatic push rod is arranged in the movable hole, and a first sealing rubber plug is fixedly connected to the bottom end of the pneumatic push rod; the inside dead lever that is provided with of pressure tank, the top of dead lever is provided with the sealed rubber buffer of fixed connection's second, the one end of pressure tank inner wall is provided with fixed connection's solid fixed ring, gu the fixed ring top is provided with fixed connection's spring, the dead lever runs through spring and solid fixed ring, the bottom of dead lever is rotated the one end that is connected with the connecting rod, the bottom fixedly connected with go-between of apron one end. The utility model has the advantages that: simple operation can remain the problem of ponding in the effectual solution valve, the effectual work efficiency that has promoted.

Description

Check pressure linkage pneumatic valve

Technical Field

The utility model relates to the technical field of valves, specifically a non-return pressure linkage pneumatic valve.

Background

The pneumatic rubber tube valve is called pneumatic valve for short, also called hoop breaking valve, flexible valve, air drum valve, pneumatic tube clamping valve, and the pneumatic rubber tube valve has the characteristics that: the rubber pipe has no pressure loss, no blockage, no leakage, low gas consumption, water hammer resistance and the like, is particularly suitable for liquid-solid and gas-solid two-phase flow containing particles, can be widely applied to the industries of chemical industry, paper pulp, papermaking, food, electric power, recycling, water treatment, mineral processing and the like of abrasive substances such as particles, powder, fibers, viscose and the like, and is made of imported high-elasticity, high-wear-resistance and fatigue-resistance natural rubber.

The common pneumatic valve uses the air pressure between the valve body and the rubber pipe sleeve to deform and fold the pipe sleeve so as to cut off the fluid.

The existing pneumatic valve is monotonous in operation, the phenomenon that water flow is retained in the valve can occur in the using process, and damage can be caused in the valve due to long-term accumulation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem of the phenomenon of water flow retention in the valve, a non-return pressure linkage pneumatic valve is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a non-return pressure linked pneumatic valve comprising:

the valve body is used for operating a water source, a gas switch and the like;

the pressure linkage mechanism is used for operating the cover plate and is positioned in the valve body;

the top of valve body is provided with the movable hole, be provided with pneumatic push rod in the movable hole, the first sealing rubber buffer of pneumatic push rod's bottom fixedly connected with, one side fixedly connected with entry of valve body, the opposite side fixedly connected with export of valve body, the inside one end of valve body is provided with the round hole board, the bottom of round hole board is provided with the L shape groove, the bottom one end in L shape groove is provided with the pressure tank.

As a further aspect of the present invention: the pressure link gear includes the apron, the inside dead lever that is provided with of pressure tank, the top of dead lever is provided with the sealed rubber buffer of fixed connection's second, the one end of pressure tank inner wall is provided with fixed ring of fixed connection, fixed ring top is provided with fixed connection's spring, the dead lever runs through spring and fixed ring, the bottom of dead lever is rotated and is connected with the one end of connecting rod, the bottom fixedly connected with go-between of apron one end, the top of apron is provided with swing joint's gyro wheel.

As a further aspect of the present invention: the other end of the connecting rod is rotatably connected with the connecting ring.

As a further aspect of the present invention: one end of the outlet is provided with a first slide matched with the connecting rod, one end of the bottom of the inner wall of the outlet is provided with a sealing gasket, and the sealing gasket is positioned at the outlet of the first slide.

As a further aspect of the present invention: one end at the top of the inner wall of the outlet is provided with a second slide way matched with the roller.

As a further aspect of the present invention: the diameter of first sealing rubber stopper is greater than the circle of round hole board, the both ends in L shape groove all are circular, and one end matches each other with round hole board size, and the other end matches each other with export size.

As a further aspect of the present invention: the bottom end of the cover plate is provided with an inclination angle which is not horizontal and vertical.

Compared with the prior art, the beneficial effects of the utility model are that:

1. by arranging the pressure linkage mechanism, the first sealing rubber plug is downwards extruded when the water pressure is high, so that the fixing rod and the connecting rod are driven to move, the cover plate is jacked up by the connecting rod and slides on the matched roller to open the cover plate, the operation is simple, and the problem of residual accumulated water in the valve can be effectively solved;

2. through setting up L type groove, can effectively promote water pressure from L type groove whereabouts when rivers enter from the entry, promoted work efficiency greatly.

Drawings

FIG. 1 is a schematic view of the slicing structure of the present invention;

FIG. 2 is a front view of the structure of the components of the present invention;

FIG. 3 is a back structure diagram of the components of the present invention;

fig. 4 is a schematic view of the planing structure of the components of the present invention.

In the figure: 1. a valve body; 2. a pressure linkage mechanism; 3. a movable hole; 4. a pneumatic push rod; 5. a first sealing rubber plug; 6. a circular orifice plate; 7. an inlet; 8. an outlet; 9. an L-shaped slot; 10. a pressure tank; 11. a second sealing rubber plug; 12. fixing the rod; 13. a spring; 14. a fixing ring; 15. a connecting rod; 16. a cover plate; 17. a connecting ring; 18. a roller; 19. sealing gaskets; 20. a first slideway; 21. a second slide way.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

A non-return pressure linked pneumatic valve comprising: the valve body 1 is used for switching on and off the water source; the pressure linkage mechanism 2 is positioned inside the valve body 1; the top end of the valve body 1 is provided with a movable hole 3, a pneumatic push rod 4 is arranged in the movable hole 3, the bottom end of the pneumatic push rod 4 is fixedly connected with a first sealing rubber plug 5, one side of the valve body 1 is fixedly connected with an inlet 7, the other side of the valve body 1 is fixedly connected with an outlet 8, one end of the interior of the valve body 1 is provided with a round hole plate 6, the bottom end of the round hole plate 6 is provided with an L-shaped groove 9, and one end of the bottom of the L-shaped groove 9 is provided with a pressure groove 10.

Further, the diameter of first sealing rubber stopper 5 is greater than the circle of round hole board 6, and the both ends in L shape groove 9 are all circular, and one end matches each other with the size of round hole board 6, and the other end matches each other with 8 sizes in export.

The concrete structure of pressure link gear 2 is as shown in fig. 1 and fig. 2, including apron 16, the inside dead lever 12 that is provided with of pressure tank 10, the top of dead lever 12 is provided with fixed connection's the sealed rubber buffer 11 of second, the one end of pressure tank 10 inner wall is provided with fixed ring 14 of fixed connection, fixed ring 14 top is provided with fixed connection's spring 13, dead lever 12 runs through spring 13 and fixed ring 14, the bottom of dead lever 12 is rotated and is connected with the one end of connecting rod 15, the bottom fixedly connected with go-between 17 of apron 16 one end, the top of apron 16 is provided with swing joint's gyro wheel 18, the other end and the go-between 17 of connecting rod 15 rotate and are connected.

Of course, the bottom end of the cover 16 is angled, not horizontally vertical.

On the basis of the above structure, in this embodiment, a first slide 20 is disposed at one end of the outlet 8 and is matched with the connecting rod 15, a sealing gasket 19 is disposed at one end of the bottom of the inner wall of the outlet 8, the sealing gasket 19 is located at the outlet of the first slide 20, and a second slide 21 is disposed at one end of the top of the inner wall of the outlet 8 and is matched with the roller 18.

First, start this equipment, the cylinder can drive the pneumatic push rod 4 that is located 1 top of valve body and runs through activity hole 3 and carry out the upward movement, the first sealing rubber buffer 5 of pneumatic push rod 4 bottom is following the removal, this moment because there is not the jam of first sealing rubber buffer 5, thereby make the water in the entry 7 of valve body 1 one side flow in the valve body 1, rethread valve body 1 inside one end, flow out in the central round hole of the round hole board 6 that first sealing rubber buffer 5 is responsible for and reach L shape groove 9, water is through the pressure that produces many and can be to the second sealing rubber buffer 11 of the inside pressure groove 10 of L shape groove 9 bottom setting, thereby drive the dead lever 12 of second sealing rubber buffer 11 bottom fixed connection and move, dead lever 12 drives connecting rod 15 with its perk, the connecting rod 15 other end drives the rotation connection of 17 through the first slide 20 that the export bottom set up, thereby the removal of go-between 17 makes apron 16 jack-up, the apron 16 that is pushed up drives the gyro wheel 18 that the top set up through its top and the second slide that sets up with export 8 top each other side through the second slide that the top set up and drive the valve seat of the fixed slide 12 and the valve that the fixed slide 19 that the valve that the dead lever 12 that the round hole board 12 was closed the original seal 16 that the valve was closed the valve was also closed the valve was closed to the valve was moved to the original slide 19.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A non-return pressure linked pneumatic valve comprising:

the valve body (1) is used for switching on and off the water source;

the pressure linkage mechanism (2) is positioned inside the valve body (1);

its characterized in that, the top of valve body (1) is provided with activity hole (3), be provided with pneumatic push rod (4) in activity hole (3), the first rubber buffer (5) of sealing of bottom fixedly connected with of pneumatic push rod (4), one side fixedly connected with entry (7) of valve body (1), the opposite side fixedly connected with export (8) of valve body (1), the inside one end of valve body (1) is provided with round hole board (6), the bottom of round hole board (6) is provided with L shape groove (9), the bottom one end in L shape groove (9) is provided with pressure tank (10).

2. A non-return pressure linkage pneumatic valve according to claim 1, wherein the pressure linkage mechanism (2) includes a cover plate (16), a fixing rod (12) is provided inside the pressure tank (10), the top end of the fixing rod (12) is provided with a second sealing rubber plug (11) of fixed connection, one end of the inner wall of the pressure tank (10) is provided with a fixed ring (14) of fixed connection, the top end of the fixed ring (14) is provided with a spring (13) of fixed connection, the fixing rod (12) penetrates through the spring (13) and the fixed ring (14), the bottom end of the fixing rod (12) is rotatably connected with one end of a connecting rod (15), the bottom of one end of the cover plate (16) is fixedly connected with a connecting ring (17), and the top end of the cover plate (16) is provided with a roller (18) of movable connection.

3. A non-return pressure-linked pneumatic valve according to claim 2, characterised in that the other end of the connecting rod (15) is rotatably connected to the connecting ring (17).

4. A non-return pressure linked pneumatic valve according to claim 1, characterized in that one end of said outlet (8) is provided with a first slide (20) cooperating with said connecting rod (15), one end of the bottom of the inner wall of said outlet (8) is provided with a sealing gasket (19), and said sealing gasket (19) is located at the outlet of said first slide (20).

5. A non-return pressure-linked pneumatic valve according to claim 1, characterised in that the end of the top of the internal wall of said outlet (8) is provided with a second slide (21) cooperating with the roller (18).

6. A non-return pressure linked pneumatic valve according to claim 1, characterized in that the diameter of said first sealing rubber plug (5) is larger than the circle of the circular orifice plate (6), both ends of said L-shaped slot (9) are circular, one end is matched with the size of the circular orifice plate (6) and the other end is matched with the size of the outlet (8).

7. A non-return pressure-linked pneumatic valve according to claim 2, characterised in that the bottom end of said cover plate (16) is inclined, non-horizontally vertical.