CN212177903U

CN212177903U - Electric butterfly valve

Info

Publication number: CN212177903U
Application number: CN202020815916.3U
Authority: CN
Inventors: 李建书
Original assignee: Zhejiang Jinlong Valve Co ltd
Current assignee: Zhejiang Jinlong Valve Co ltd
Priority date: 2020-05-16
Filing date: 2020-05-16
Publication date: 2020-12-18
Anticipated expiration: 2030-05-16

Abstract

The utility model relates to an electric butterfly valve technical field just discloses an electric butterfly valve, which comprises a housin, the bottom movable mounting of casing has No. two buttons, the top swing joint of No. two buttons has the loose axle, the outside fixed mounting of loose axle has the slider, the interior diapire fixed mounting of casing has the supporter, the spout has been seted up on the surface of supporter, the top movable mounting of supporter has the activity body, the top fixed mounting of activity body has the base, spacing post is installed at the top of base. This electric butterfly valve drives the slider in the loose axle outside through No. two buttons, makes the slider promote the activity body card at the high point of supporter, then spacing post is pushed into the rotation axis bottom and sets up corresponding card hole, makes the column spinner block can not rotate by the jam to the valve plate is fixed, can not strengthen or reduce and take place the skew along with the pressure in the pipeline, compares this electric butterfly valve's security and reliability with current electric butterfly valve and has had very big improvement.

Description

Electric butterfly valve

Technical Field

The utility model relates to an electric butterfly valve technical field specifically is an electric butterfly valve.

Background

The electric butterfly valve belongs to one of electric valves and electric regulating valves, the connection mode mainly includes flange type and butt clamp type, the butterfly valve used for the on-off control of low-pressure pipeline medium is a valve which uses a valve clack or a valve plate as a disc and rotates around a valve shaft to open and close, and the valve can be used for controlling the flow of various types of fluid such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like.

Because the energy distribution of China is not uniform, China develops a series of major projects, such as: the demand of the electric butterfly valve on a pipeline in China markets is increasing day by day, the electric butterfly valve in the current market has the problems of poor sealing property, easy deviation of a valve plate, low safety and reliability and the like, so the electric butterfly valve is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an electric butterfly valve possesses that the leakproofness is good, and the valve plate is difficult for taking place advantages such as skew and security and reliability are higher, and it is poor to have solved electric butterfly valve on the existing market to have the leakproofness, and the valve plate takes place skew easily and security and reliability lower scheduling problem.

(II) technical scheme

In order to realize that above-mentioned leakproofness is good, the difficult skew and the higher purpose of security and reliability of taking place of valve plate, the utility model provides a following technical scheme:

an electric butterfly valve comprises a first button, wherein the bottom of the first button is fixedly connected with a case, the inner top wall of the case is fixedly connected with a driving device, the bottom of the driving device is movably connected with a rotating shaft, the bottom of the case is fixedly connected with a first end face, the first end face is movably connected with a second end face through bolts, the bottom of the second end face is fixedly connected with a valve body, a left flange and a right flange are fixedly arranged on two sides of the valve body, screw holes are respectively formed in the surfaces of the left flange and the right flange, a first sealing ring and a second sealing ring are movably arranged in the valve body, a sealing pipe is fixedly arranged in the valve body, a valve plate is fixedly arranged in the valve body, a valve seat is fixedly arranged at the bottom of the valve body, a shell is fixedly arranged in the valve bottom, and the bottom of the shell is movably arranged, the top swing joint of No. two buttons has the loose axle, the outside fixed mounting of loose axle has the slider, the interior diapire fixed mounting of casing has the supporter, the spout has been seted up on the surface of supporter, the top movable mounting of supporter has the activity body, the top fixed mounting of activity body has the base.

Preferably, the rotary shaft is connected to the valve seat through the housing and the valve body.

Preferably, the first sealing ring and the second sealing ring are movably arranged on the outer side of the part, penetrating through the sealing pipe, of the rotating shaft, so that the sealing effect at the opening is enhanced.

Preferably, the valve plate is fixedly installed at an outer side of the rotating shaft.

Preferably, the second button is arranged on the outer surface of the bottom of the valve bottom.

Preferably, the sliding block is movably installed inside the sliding groove, so that the sliding block can only slide along the direction of the sliding groove.

Preferably, the top of the base is fixedly provided with a limiting column for limiting the rotating shaft.

(III) advantageous effects

Compared with the prior art, the utility model provides a, possess following beneficial effect:

1. this electric butterfly valve has the sealed tube through the inside fixed mounting of valve body, and the inside movable mounting of valve body has a sealing washer and No. two sealing washers, and the inside fixed mounting of valve body has the sealed tube, and a sealing washer and No. two sealing washer movable mounting pass the outside at sealed tube position at the rotation axis, and this structure is effectual has strengthened this electric butterfly valve's leakproofness.

2. This electric butterfly valve, top swing joint through No. two buttons has the loose axle, the outside fixed mounting of loose axle has the slider, the interior diapire fixed mounting of casing has the supporter, and supporter fixed mounting is in the outside of loose axle, the spout has been seted up on the surface of supporter, slider movable mounting is in the inside of spout, make the slider can only slide along the direction of spout, the top movable mounting of supporter has the activity body, the top fixed mounting of activity body has the base, the top fixed mounting of base has spacing post, through the ascending activity of slider, make the activity body card make spacing post top go into the rotation axis bottom and set up corresponding card hole at the high point of supporter, thereby this structure is through fixed rotation axis fixed column valve plate, make the difficult emergence skew of valve plate.

3. The electric butterfly valve effectively improves the safety and the reliability of the electric butterfly valve through the structure, and is more suitable for special use occasions compared with the existing electric butterfly valve so as to ensure the safety and the reliability in the use process.

Drawings

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

FIG. 2 is a right side view of the structure of the present invention;

fig. 3 is a sectional view of the housing of the present invention.

In the figure: 1. a first button; 2. a chassis; 3. a rotating shaft; 4. a first end face; 5. a second end face; 6. a bolt; 7. a valve body; 8. a left flange plate; 9. a sealing tube; 10. a valve plate; 11. a first sealing ring; 12. a second sealing ring; 13. a valve seat; 14. a housing; 15. a second button; 16. a support body; 17. a movable shaft; 18. a slider; 19. a chute; 20. a movable body; 21. a base; 22. a limiting column; 23. a drive device; 24. a screw hole; 25. and a right flange plate.

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. 1-3, an electric butterfly valve comprises a first button 1, a case 2 is fixedly connected to the bottom of the first button 1, a driving device 23 is fixedly connected to the inner top wall of the case 2, a rotating shaft 3 is movably connected to the bottom of the driving device 23, the rotating shaft 3 penetrates through the case 2 and a valve body 7 and is connected to a valve seat 13, a first end face 4 is fixedly connected to the bottom of the case 2, the first end face 4 is movably connected to a second end face 5 through a bolt 6, a valve body 7 is fixedly connected to the bottom of the second end face 5, a left flange 8 and a right flange 25 are fixedly installed on two sides of the valve body 7, screw holes 24 are respectively formed on the surfaces of the left flange 8 and the right flange 25, a first sealing ring 11 and a second sealing ring 12 are movably installed inside the valve body 7, a sealing pipe 9 is fixedly installed inside the valve body 7, the first sealing ring 11 and the second sealing ring, the sealing effect at the opening is enhanced, a valve plate 10 is fixedly installed on a valve body 7, the valve plate 10 is fixedly installed on the outer side of a rotating shaft 3, a valve seat 13 is fixedly installed at the bottom of the valve body 7, a shell 14 is fixedly installed inside the valve bottom, a second button 15 is movably installed at the bottom of the shell 14, the second button 15 is arranged on the outer surface of the bottom of the valve bottom, a movable shaft 17 is movably connected to the top of the second button 15, a sliding block 18 is fixedly installed on the outer side of the movable shaft 17, a supporting body 16 is fixedly installed on the inner bottom wall of the shell 14, the supporting body 16 is fixedly installed on the outer side of the movable shaft 17, a sliding groove 19 is formed in the surface of the supporting body 16, the sliding block 18 is movably installed inside the sliding groove 19, the sliding block 18 can only slide along the direction of the sliding groove 19, a movable body 20 is movably installed, for limiting the rotation axis 3.

The working principle is as follows: when the electric butterfly valve needs to be closed, the first button 1 is pressed to start the driving device 23, the driving device 23 drives the valve plate 10 through the rotating shaft 3, when the valve plate 10 is completely closed, the second button 15 is pressed, the second button 15 pushes the sliding block 18 through the movable shaft 17, under the pushing of the sliding block 18, the movable body 20 moves upwards until the movable body is clamped at the higher part of the supporting body 16, the limiting column 22 is pushed to the highest point, the limiting column 22 is clamped into the corresponding clamping hole at the bottom of the rotating shaft 3, and the rotating shaft 3 is clamped to fix the valve plate 10.

The electric butterfly valve is characterized in that a sealing pipe 9 is fixedly arranged inside a valve body 7, a first sealing ring 11 and a second sealing ring 12 are movably arranged inside the valve body 7, the sealing pipe 9 is fixedly arranged inside the valve body 7, the first sealing ring 11 and the second sealing ring 12 are movably arranged outside a position where a rotating shaft 3 penetrates through the sealing pipe 9, the sealing performance of the electric butterfly valve is effectively enhanced through the structure, a movable shaft 17 is movably connected to the top of a second button 15, a sliding block 18 is fixedly arranged outside the movable shaft 17, a supporting body 16 is fixedly arranged on the inner bottom wall of a shell 14, the supporting body 16 is fixedly arranged outside the movable shaft 17, a sliding groove 19 is formed in the surface of the supporting body 16, the sliding block 18 is movably arranged inside the sliding groove 19, the sliding block 18 can only slide along the direction of the sliding groove 19, a movable body 20 is movably arranged on the top of the supporting body 16, and, the top of base 21 is fixed with spacing post 22, through the ascending activity of slider 18, makes the activity body 20 block the high point that makes spacing post 22 push into rotation axis 3 bottom and offers corresponding card hole at the supporter 16, thereby this structure is through fixed rotation axis 3 fixed column valve plate, makes valve plate 10 difficult for taking place the skew.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. The utility model provides an electric butterfly valve, includes button (1), its characterized in that: the bottom of the first button (1) is fixedly connected with a case (2), the inner top wall of the case (2) is fixedly connected with a driving device (23), the bottom of the driving device (23) is movably connected with a rotating shaft (3), the bottom of the case (2) is fixedly connected with a first end face (4), the first end face (4) is movably connected with a second end face (5) through a bolt (6), the bottom of the second end face (5) is fixedly connected with a valve body (7), a left flange (8) and a right flange (25) are fixedly installed on two sides of the valve body (7), screw holes (24) are formed in the surfaces of the left flange (8) and the right flange (25), a first sealing ring (11) and a second sealing ring (12) are movably installed in the valve body (7), a sealing pipe (9) is fixedly installed in the valve body (7), valve body (7) fixed mounting has valve plate (10), the bottom fixed mounting of valve body (7) has disk seat (13), the inside fixed mounting at the bottom of the valve has casing (14), the bottom movable mounting of casing (14) has No. two buttons (15), the top swing joint of No. two buttons (15) has loose axle (17), the outside fixed mounting of loose axle (17) has slider (18), the interior diapire fixed mounting of casing (14) has supporter (16), spout (19) have been seted up on the surface of supporter (16), the top movable mounting of supporter (16) has movable body (20), the top fixed mounting of movable body (20) has base (21).

2. An electric butterfly valve according to claim 1, characterized in that: the rotating shaft (3) penetrates through the case (2) and the valve body (7) and is connected to the valve seat (13).

3. An electric butterfly valve according to claim 1, characterized in that: the first sealing ring (11) and the second sealing ring (12) are movably arranged on the outer side of the part, penetrating through the sealing pipe (9), of the rotating shaft (3).

4. An electric butterfly valve according to claim 1, characterized in that: the valve plate (10) is fixedly arranged on the outer side of the rotating shaft (3).

5. An electric butterfly valve according to claim 1, characterized in that: the second button (15) is arranged on the outer surface of the bottom of the valve bottom.

6. An electric butterfly valve according to claim 1, characterized in that: the sliding block (18) is movably arranged in the sliding groove (19).

7. An electric butterfly valve according to claim 1, characterized in that: and the top of the base (21) is fixedly provided with a limiting column (22).