CN116412255A

CN116412255A - Flip valve

Info

Publication number: CN116412255A
Application number: CN202111663065.0A
Authority: CN
Inventors: 郭卫强; 诸亚明; 张景红; 翁鹏斌
Original assignee: Kunshan Kinglai Hygienic Materials Co Ltd
Current assignee: Kunshan Kinglai Hygienic Materials Co Ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2023-07-11

Abstract

The utility model belongs to the technical field of the valve, a flip valve is disclosed, including flip valve mechanism, flip valve mechanism includes flip main part, buffering main part, shell frame and cylinder, the lower part fixed mounting of buffering main part is in the inside of shell frame, flip main part movable mounting is in the upper portion of shell frame, the upper end fixed connection of cylinder is in the lower extreme of shell frame, flip main part includes lid, connecting seat, connecting rod, first pendulum rod, second pendulum rod, first piston and push-and-pull rod, connecting seat and lid fixed connection, the upper portion rotation of connecting rod is installed at the side of connecting seat, the lower part rotation of connecting rod is installed on the upper portion of first pendulum rod, first pendulum rod passes through bull stick fixed connection with the second pendulum rod, the bull stick is rotated and is installed at the inner of shell frame, the push-and-pull rod. The first piston moves downwards to drive the push-pull rod, the second swing rod, the first swing rod, the connecting rod and the connecting seat to enable the cover body to be closed downwards, so that the sealing stability of the closed cover body is improved.

Description

Flip valve

Technical Field

The invention belongs to the technical field of valves, and particularly relates to a flip valve.

Background

The valve is a pipeline accessory for opening and closing a pipeline, controlling the flow direction, and adjusting and controlling the parameter temperature, pressure and flow of a conveying medium. According to the functions of the valve, the valve can be divided into a shutoff valve, a check valve, a regulating valve and the like, the valve opening amplitude determines the flow of the valve, and after the conventional valve plate valve is opened, the problem of poor stability of the conventional valve plate valve is caused due to the small constraint force range of the valve plate, so that a scheme capable of relieving the problem is urgently needed.

Disclosure of Invention

The present invention is directed to a flip valve to solve the above-mentioned problems.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a flip valve, includes flip valve mechanism, flip valve mechanism includes flip main part, buffering main part, shell frame and cylinder, the lower part fixed mounting of buffering main part is in the inside of shell frame, flip main part movable mounting is in the upper portion of shell frame, the upper end fixed connection of cylinder is in the lower extreme of shell frame, flip main part includes lid, connecting seat, connecting rod, first pendulum rod, second pendulum rod, first piston and push-and-pull rod, connecting seat and lid fixed connection, the upper portion of connecting rod is rotated and is installed in the side of connecting seat, the lower part of connecting rod is rotated and is installed in the upper portion of first pendulum rod, first pendulum rod passes through bull stick fixed connection with the second pendulum rod, the bull stick is rotated and is installed in the inner of shell frame, the lower extreme of push-and-pull rod is rotated and is installed in the upper portion of first piston, the lower extreme of connecting seat is rotated and is installed in the upper portion of shell frame.

Preferably, the flip main body further comprises a buffer main body, and the upper end of the buffer main body is fixedly connected to the lower end of the sliding block.

Preferably, the buffer main body comprises a second piston, a sliding sleeve and a fixing seat; the upper end fixed connection of second piston is in the lower extreme of slider, second piston sliding seal installs the inner wall at the sliding sleeve, the upper end fixed connection of fixing base is in the lower extreme of sliding sleeve, sliding sleeve fixed connection is at the inner wall of box.

Preferably, the buffer main body further comprises an air valve, the air valve is fixedly connected to the outer wall of the sliding sleeve, and the air valve is communicated with the inner space of the sliding sleeve.

Preferably, the air valve comprises an air pipe and a valve plate, the air pipe is fixedly connected to the outer wall of the sliding sleeve, the air pipe is communicated with the inner space of the sliding sleeve, and the valve plate is rotatably arranged at the side end of the air pipe.

Preferably, the air valve further comprises a baffle frame, the baffle frame is fixedly connected to the outer wall of the vent pipe, and the valve plate is in sliding contact with the baffle frame.

Preferably, the air valve further comprises a handle, and the side end of the handle is fixedly connected to the outer wall of the valve plate.

Compared with the prior art, the invention has the following beneficial effects:

1. the mode that adopts head rod and second connecting rod to bulge upwards has improved flip's expansion state's stability, and has ensured gaseous circulation, and this self-locking structure, the valve plate can remain the closed state all the time under the condition of taking place sudden outage, and the protection is not influenced in the processing product performance, drives push-and-pull rod, second pendulum rod, first pendulum rod, connecting rod and connecting seat through the piston downward movement and makes lid closed mode downwards, has improved the sealed stability after the lid is closed.

2. The air valve is adopted for ventilation, so that the air compression resistance of the piston is reduced, the air rebound capability is reduced, and the buffering effect of the buffering main body is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic diagram of a flip body structure according to the present invention;

FIG. 3 is a schematic diagram of a split structure of a buffer body according to the present invention;

fig. 4 is a schematic diagram of an air valve split structure according to the present invention.

In the figure: 1. a flip valve mechanism; 2. a flip body; 3. a buffer body; 4. an air valve; 5. a housing; 6. a cover body; 7. a connecting seat; 8. a connecting rod; 9. a first swing rod; 10. the second swing rod; 11. a push-pull rod; 12. a cylinder; 13. a first piston; 15. a piston; 16. a sliding sleeve; 17. a fixing seat; 18. a vent pipe; 19. a valve plate; 20. a baffle frame; 21. a handle.

Detailed Description

The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc., are directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, are for improving the connection between the description and the drawings and increasing the clarity of description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

Referring to fig. 1-2, a flip valve comprises a flip valve mechanism 1, wherein the flip valve mechanism 1 comprises a flip main body 2, a buffer main body 3, a shell frame 5 and an air cylinder 12, the lower part of the buffer main body 3 is fixedly arranged in the shell frame 5, the flip main body 2 is movably arranged on the upper part of the shell frame 5, the upper end of the air cylinder 12 is fixedly connected to the lower end of the shell frame 5, the flip main body 2 comprises a cover body 6, a connecting seat 7, a connecting rod 8, a first swing rod 9, a second swing rod 10, a first piston 13 and a push-pull rod 11, the connecting seat 7 is fixedly connected with the cover body 6, the upper part of the connecting rod 8 is rotatably arranged at the side end of the connecting seat 7, the lower part of the connecting rod 8 is rotatably arranged at the upper part of the first swing rod 9, the first swing rod 9 is fixedly connected with the second swing rod 10 through a rotating rod, the rotating rod is rotatably arranged at the inner end of the shell frame 5, the lower end of the rod 11 is rotatably arranged at the upper part of the first piston 13, and the lower end of the connecting seat 7 is rotatably arranged at the upper part of the shell frame 5. The first piston 13 is driven to move downwards by the air cylinder 12, the push-pull rod 11 is driven to move downwards by the first piston 13, the second swing rod 10 is driven to swing downwards by the push-pull rod 11, the rotating rod is driven to rotate by the second swing rod 10, the first swing rod 9 is driven to swing by the rotating rod, the connecting rod 8 is driven to drive the connecting seat 7 to turn downwards by the first swing rod 9, and the cover 6 is driven to open upwards for reset by the reverse operation in the same way.

The flip main body 2 further comprises a buffer main body 3, and the upper end of the buffer main body 3 is fixedly connected to the lower end of the sliding block 10; the buffer main body 3 is utilized to provide buffer force for the sliding block 10, and after the second connecting rod 9 drives the sliding block 10 to slide up and down, the sliding speed of the sliding block 10 is reduced by utilizing the buffer main body 3, so that the function of reducing the swinging speed of the second connecting rod 9 is achieved.

Referring to fig. 3, the buffer body 3 includes a second piston 15, a sliding sleeve 16 and a fixing seat 17; the upper end of the second piston 15 is fixedly connected to the lower end of the sliding block 10, the second piston 15 is slidably and hermetically arranged on the inner wall of the sliding sleeve 16, the upper end of the fixed seat 17 is fixedly connected to the lower end of the sliding sleeve 16, and the sliding sleeve 16 is fixedly connected to the inner wall of the box body 5; when the sliding block 10 drives the second piston 15 to slide along the inner wall of the sliding sleeve 16, the acting force is buffered by utilizing an air cushion.

The buffer main body 3 further comprises an air valve 4, the air valve 4 is fixedly connected to the outer wall of the sliding sleeve 16, and the air valve 4 is communicated with the inner space of the sliding sleeve 16; the air valve 4 is used for controlling the exhaust or suction speed of the sliding sleeve 16, so as to achieve the effect of controlling the exhaust or suction speed of the second piston 15.

Referring to fig. 4, the air valve 4 includes an air pipe 18 and a valve plate 19, the air pipe 18 is fixedly connected to the outer wall of the sliding sleeve 16, the air pipe 18 is connected with the inner space of the sliding sleeve 16 in a penetrating manner, and the valve plate 19 is rotatably mounted at the side end of the air pipe 18; the ventilation of the ventilation pipe 18 is regulated by rotating the valve plate 19.

The air valve 4 further comprises a baffle frame 20, the baffle frame 20 is fixedly connected to the outer wall of the air pipe 18, and the valve plate 19 is in sliding contact with the baffle frame 20; the valve plate 19 is restrained by the retainer 20, and the valve plate 19 is prevented from being separated from the vent pipe 18.

The air valve 4 also comprises a handle 21, and the side end of the handle 21 is fixedly connected with the outer wall of the valve plate 19; the rotation of the manual valve plate 19 is facilitated by the handle 21.

Working principle: the first piston 13 is driven to move downwards by the air cylinder 12, the push-pull rod 11 is driven to move downwards by the first piston 13, the second swing rod 10 is driven to swing downwards by the push-pull rod 11, the rotating rod is driven to rotate by the second swing rod 10, the first swing rod 9 is driven to swing by the rotating rod, the connecting rod 8 is driven to drive the connecting seat 7 to turn downwards by the first swing rod 9, and the cover 6 is driven to open upwards for reset by the reverse operation in the same way.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A flip valve comprising a flip valve mechanism (1), characterized in that: the utility model provides a flip valve mechanism (1) includes flip main part (2), buffering main part (3), shell frame (5) and cylinder (12), the lower part fixed mounting of buffering main part (3) is in the inside of shell frame (5), flip main part (2) movable mounting is in the upper portion of shell frame (5), the upper end fixed connection of cylinder (12) is in the lower extreme of shell frame (5), flip main part (2) are including lid (6), connecting seat (7), connecting rod (8), first pendulum rod (9), second pendulum rod (10), first piston (13) and push-and-pull rod (11), connecting seat (7) and lid (6) fixed connection, the upper portion rotation of connecting rod (8) is installed in the side of connecting seat (7), the lower part rotation of connecting rod (8) is installed in the upper portion of first pendulum rod (9), first pendulum rod (9) and second pendulum rod (10) pass through bull stick fixed connection, the inner of lid (5) is installed in the rotation, the upper end of connecting rod (11) is installed in the upper end of connecting seat (11) of rotating the pendulum rod (7).

2. A flip-top valve as claimed in claim 1, wherein: the flip main body (2) further comprises a buffer main body (3), and the upper end of the buffer main body (3) is fixedly connected to the lower end of the sliding block (10).

3. A flip-top valve as claimed in claim 2, wherein: the buffer main body (3) comprises a second piston (15), a sliding sleeve (16) and a fixed seat (17); the upper end fixed connection of second piston (15) is in the lower extreme of slider (10), second piston (15) sliding seal installs the inner wall at sliding sleeve (16), the upper end fixed connection of fixing base (17) is in the lower extreme of sliding sleeve (16), sliding sleeve (16) fixed connection is at the inner wall of box (5).

4. A flip-top valve as claimed in claim 3, wherein: the buffer main body (3) further comprises an air valve (4), the air valve (4) is fixedly connected to the outer wall of the sliding sleeve (16), and the air valve (4) is communicated with the inner space of the sliding sleeve (16).

5. A flip-top valve as defined in claim 4, wherein: the air valve (4) comprises an air pipe (18) and a valve plate (19), the air pipe (18) is fixedly connected to the outer wall of the sliding sleeve (16), the air pipe (18) is communicated with the inner space of the sliding sleeve (16), and the valve plate (19) is rotatably arranged at the side end of the air pipe (18).

6. A flip-top valve as defined in claim 5, wherein: the air valve (4) further comprises a blocking frame (20), the blocking frame (20) is fixedly connected to the outer wall of the ventilation pipe (18), and the valve plate (19) is in sliding contact with the blocking frame (20).

7. A flip-top valve as defined in claim 5, wherein: the air valve (4) further comprises a handle (21), and the side end of the handle (21) is fixedly connected to the outer wall of the valve plate (19).