CN220646795U

CN220646795U - Multilayer sealing butterfly valve convenient to equipment

Info

Publication number: CN220646795U
Application number: CN202322301609.XU
Authority: CN
Inventors: 盛凯; 郭明山
Original assignee: Yangzhou Ouweijia Machinery Co ltd
Current assignee: Yangzhou Ouweijia Machinery Co ltd
Priority date: 2023-08-26
Filing date: 2023-08-26
Publication date: 2024-03-22
Anticipated expiration: 2033-08-26

Abstract

The utility model relates to the technical field of butterfly valves and discloses a multilayer sealing butterfly valve convenient to assemble, which comprises a valve body, wherein the valve body comprises a valve body main body, threaded holes are formed in the tops and the bottoms of two sides of the valve body main body, sliding grooves are formed in the two ends of the valve body main body, sealing grooves are formed in the two sides of the inner wall of the valve body main body, the sealing grooves are communicated with the sliding grooves, mounting grooves are formed in the middle of the inner wall of the valve body main body, fixing mechanisms are arranged at the tops and the bottoms of the two sides of the valve body main body, butterfly plates are arranged in inner cavities of the valve body main body, and one side of each butterfly plate is fixedly connected with a fixing lug.

Description

Multilayer sealing butterfly valve convenient to equipment

Technical Field

The utility model relates to the technical field of butterfly valves, in particular to a multilayer sealing butterfly valve convenient to assemble.

Background

The butterfly valve is also called as a flap valve, and is a valve which has a simple structure and can be used for opening and closing low-pressure pipeline media. The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like, and mainly has the functions of cutting off and throttling on a pipeline, and the butterfly valve opening and closing member is a disc-shaped butterfly plate which rotates around the axis of the butterfly valve in the valve body, so that the purpose of opening and closing or adjusting is achieved.

Most of sealing modes of the existing sealing butterfly valve are metal-to-metal sealing, so that the sealing butterfly valve is weak in pressure bearing capacity, poor in sealing performance and easy to leak due to overlong time; in addition, the existing sealing butterfly valve is inconvenient to install and detach, and therefore the installation and detachment efficiency is low.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a multi-layer sealing butterfly valve that is easy to assemble, so as to solve the above-mentioned problems in the prior art.

The utility model provides the following technical scheme: the utility model provides a multilayer seal butterfly valve convenient to equipment, includes the valve body, the valve body includes the valve body main part, threaded hole has all been seted up to valve body main part both sides top and bottom, the spout has all been seted up at the both ends of valve body main part, the seal groove has all been seted up to valve body main part inner wall both sides, seal groove and spout intercommunication, the mounting groove has been seted up in the middle of the inner wall of valve body main part, both sides top and bottom of valve body main part all are equipped with fixed establishment, the inner chamber of valve body main part is equipped with the butterfly plate, one side fixedly connected with fixed lug of butterfly plate, one side of butterfly plate is equipped with the valve rod, butterfly plate and valve rod pass through fixed lug fixed connection, the bottom of valve rod is equipped with the second bearing, the top of valve rod is equipped with turbine driver, turbine driver's front is equipped with the drive worm, turbine driver's one end fixedly connected with twist grip is kept away from to the drive worm;

further, the fixed establishment includes the turning handle, the bottom fixedly connected with screw thread bull stick of turning handle, the one end that screw thread bull stick passed the valve body main part is equipped with first bearing, the bottom of first bearing is equipped with the arc solid fixed ring, the outer wall screw thread of screw thread bull stick and the inner wall screw thread looks adaptation of screw hole.

Further, one side fixedly connected with a plurality of buffer springs of fixed ear is kept away from to the butterfly plate, one end fixedly connected with buffering reinforcing plate of butterfly plate is kept away from to buffer spring, the outer wall of butterfly plate is equipped with inside antiskid cover, the outer wall of inside antiskid cover is equipped with first seal cover, first seal cover is installed in the inside of mounting groove.

Further, the two ends of the valve body main body are respectively provided with a pipeline, one end of each pipeline is provided with a second sealing sleeve, the outer wall of each second sealing sleeve is fixedly connected with a sliding block, and the sliding blocks and the sliding grooves form a sliding limiting structure.

Further, a connecting pipe is arranged at the top of the valve body main body, and the valve rod is arranged in the connecting pipe.

Further, the number of the fixing mechanisms is four, and the fixing mechanisms are symmetrically distributed.

The utility model has the technical effects and advantages that:

1. according to the utility model, the fixing mechanism is arranged, the rotating handle is rotated to drive the threaded rotating rod to rotate in the threaded hole, and then the arc-shaped fixing ring is driven to move up and down, so that the fixed installation of pipelines of different types and sizes is facilitated, the operation is convenient and fast, the applicability is strong, the sliding block slides in the sliding groove, the sealing effect of the joint is facilitated through the second sealing sleeve, the installation convenience is improved, and the practicability of the device is facilitated.

2. According to the butterfly valve, the buffer reinforcing plate is arranged, the buffer spring and the buffer reinforcing plate are arranged, so that a certain protection effect is conveniently achieved on the butterfly plate, the service life of the butterfly plate is conveniently prolonged, the first sealing sleeve is fixedly arranged in the mounting groove, and the sealing performance of the butterfly valve is conveniently improved through the mutual matching of the inner anti-skid sleeve and the first sealing sleeve, so that the overall sealing performance of the butterfly valve is conveniently improved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic overall sectional structure of the present utility model.

FIG. 3 is a schematic cross-sectional view of a valve body according to the present utility model.

FIG. 4 is a schematic view of the explosion structure of the butterfly plate connection of the present utility model.

Fig. 5 is a schematic structural view of a fixing mechanism according to the present utility model.

The reference numerals are: 1. a valve body; 101. a valve body; 102. sealing grooves; 103. a chute; 104. a threaded hole; 105. a mounting groove; 2. a pipe; 3. a connecting pipe; 4. a turbine driver; 5. rotating the handle; 6. a drive worm; 7. a fixing mechanism; 701. a rotating handle; 702. a threaded rotating rod; 703. a first bearing; 704. an arc-shaped fixing ring; 8. a first gland; 9. a fixed ear; 10. a valve stem; 11. an inner anti-skid sleeve; 12. a butterfly plate; 13. a buffer spring; 14. a buffer reinforcing plate; 15. a second bearing; 16. a second gland; 17. a sliding block.

Detailed Description

The embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the present utility model, and the configurations of the structures described in the following embodiments are merely examples, and the multi-layer sealing butterfly valve for easy assembly according to the present utility model is not limited to the structures described in the following embodiments, and all other embodiments obtained by a person skilled in the art without making any creative effort are within the scope of protection of the present utility model.

Referring to fig. 1-5, the utility model provides a multilayer sealing butterfly valve convenient to assemble, which comprises a valve body 1, the valve body 1 comprises a valve body main body 101, threaded holes 104 are formed in the top and the bottom of two sides of the valve body main body 101, sliding grooves 103 are formed in the two ends of the valve body main body 101, sealing grooves 102 are formed in two sides of the inner wall of the valve body main body 101, the sealing grooves 102 are communicated with the sliding grooves 103, mounting grooves 105 are formed in the middle of the inner wall of the valve body main body 101, fixing mechanisms 7 are arranged at the top and the bottom of two sides of the valve body main body 101, a butterfly plate 12 is arranged in an inner cavity of the valve body main body 101, one side of the butterfly plate 12 is fixedly connected with a fixing lug 9, one side of the butterfly plate 12 is provided with a valve rod 10, the butterfly plate 12 and the valve rod 10 are fixedly connected with the fixing lug 9, the bottom of the valve rod 10 is provided with a second bearing 15, the top of the valve rod 10 is provided with a turbine 4, a transmission worm 6 is arranged on the front of the turbine 4, one end of the transmission worm 6, which is far away from the turbine 4, a rotating handle 5 is fixedly connected with by being provided with a buffer reinforcing plate 14, a buffer spring 13 and a buffer reinforcing plate 14, a certain protection effect is formed in the middle of the inner sealing sleeve 12 by the buffer spring 13, the buffer reinforcing plate 12 is convenient to improve the service life of the butterfly plate 12, the sealing sleeve is convenient to improve the sealing sleeve, the sealing sleeve and the sealing sleeve 8 can be conveniently mounted in the first sealing sleeve 8 through the first sealing sleeve 8 and the sealing sleeve 8.

In a preferred embodiment, the fixed establishment 7 includes the turnhandle 701, the bottom fixedly connected with screw thread bull stick 702 of turnhandle 701, the one end that screw thread bull stick 702 passed valve body 101 is equipped with first bearing 703, the bottom of first bearing 703 is equipped with arc solid fixed ring 704, the outer wall screw thread of screw thread bull stick 702 and the inner wall screw thread of screw hole 104 adapt each other, through being equipped with fixed establishment 7, through rotating turnhandle 701, turnhandle 701 drives screw thread bull stick 702 at screw hole 104 internal rotation, and then drive arc solid fixed ring 704 and reciprocate, thereby be convenient for carry out fixed mounting to pipeline 2 of different models size, the simple operation, the suitability is strong, through slider 17 in spout 103 internal sliding, through the second seal cover 16 of setting, be convenient for play the sealed effect of junction, improve the convenience of installation, be favorable to improving the practicality of device.

In a preferred embodiment, a plurality of buffer springs 13 are fixedly connected to one side, away from the fixed lugs 9, of the butterfly plate 12, a buffer reinforcing plate 14 is fixedly connected to one end, away from the butterfly plate 12, of the buffer springs 13, an inner anti-slip sleeve 11 is arranged on the outer wall of the butterfly plate 12, a first sealing sleeve 8 is arranged on the outer wall of the inner anti-slip sleeve 11, and the first sealing sleeve 8 is installed in the installation groove 105.

In a preferred embodiment, two ends of the valve body main body 101 are provided with a pipeline 2, one end of the pipeline 2 is provided with a second sealing sleeve 16, the outer wall of the second sealing sleeve 16 is fixedly connected with a sliding block 17, and the sliding block 17 and the sliding groove 103 form a sliding limiting structure.

In a preferred embodiment, the top of the valve body 101 is provided with a connection pipe 3, and the valve stem 10 is installed inside the connection pipe 3.

In a preferred embodiment, the number of fixing means 7 is four and symmetrically distributed.

The working principle of the utility model is as follows: when using this multilayer seal butterfly valve convenient to equipment, at first, through the fixed establishment 7 that is equipped with, through rotating the rotating handle 701, the rotating handle 701 drives screw thread bull stick 702 and reciprocates in screw hole 104, and then drive arc solid fixed ring 704, thereby be convenient for carry out fixed mounting to pipeline 2 of different model sizes, the operation is convenient, the suitability is strong, through slider 17 in spout 103 sliding, through the second seal cover 16 of setting, be convenient for play the sealed effect of junction, improve the convenience of installation, through the buffering reinforcing plate 14 that is equipped with, through the buffer spring 13 and the buffering reinforcing plate 14 that set up, be convenient for play certain guard action to butterfly plate 12, be convenient for improve butterfly plate 12's life, through the mutually supporting with first seal cover 8 fixed mounting in mounting groove 105, be convenient for improve sealed butterfly valve's leakproofness, be convenient for improve device holistic leakproofness, be favorable to improving device's practicality.

Claims

1. The utility model provides a multilayer seal butterfly valve convenient to equipment, includes valve body (1), its characterized in that: valve body (1) are including valve body main part (101), screw hole (104) have all been seted up at valve body main part (101) both sides top and bottom, spout (103) have all been seted up at valve body main part (101) both ends, seal groove (102) have all been seted up at valve body main part (101) inner wall both sides, seal groove (102) and spout (103) intercommunication, mounting groove (105) have been seted up in the middle of the inner wall of valve body main part (101), both sides top and the bottom of valve body main part (101) all are equipped with fixed establishment (7), the inner chamber of valve body main part (101) is equipped with butterfly plate (12), one side fixedly connected with fixed ear (9) of butterfly plate (12), one side of butterfly plate (12) is equipped with valve rod (10), butterfly plate (12) and valve rod (10) are through fixed ear (9) fixed connection, the bottom of valve rod (10) is equipped with second bearing (15), the top of valve rod (10) is equipped with worm gear (4), the front of worm gear (4) is equipped with transmission (6), worm gear (6) keep away from worm gear (4) one end fixedly connected with handle (5).

2. A multi-layer sealing butterfly valve for facilitating assembly as recited in claim 1, wherein: the fixed establishment (7) is including turning handle (701), the bottom fixedly connected with screw thread bull stick (702) of turning handle (701), the one end that screw thread bull stick (702) passed valve body main part (101) is equipped with first bearing (703), the bottom of first bearing (703) is equipped with arc solid fixed ring (704), the outer wall screw thread of screw thread bull stick (702) and the inner wall screw thread looks adaptation of screw hole (104).

3. A multi-layer sealing butterfly valve for facilitating assembly as recited in claim 1, wherein: one side fixedly connected with a plurality of buffer springs (13) of fixed ear (9) are kept away from to butterfly plate (12), one end fixedly connected with buffering reinforcing plate (14) of butterfly plate (12) are kept away from to buffer spring (13), the outer wall of butterfly plate (12) is equipped with inside antiskid cover (11), the outer wall of inside antiskid cover (11) is equipped with first seal cover (8), the inside at mounting groove (105) is installed to first seal cover (8).

4. A multi-layer sealing butterfly valve for facilitating assembly as recited in claim 1, wherein: the valve is characterized in that the two ends of the valve body main body (101) are respectively provided with a pipeline (2), one end of each pipeline (2) is provided with a second sealing sleeve (16), the outer wall of each second sealing sleeve (16) is fixedly connected with a sliding block (17), and the sliding blocks (17) and the sliding grooves (103) form a sliding limiting structure.

5. A multi-layer sealing butterfly valve for facilitating assembly as recited in claim 1, wherein: the top of valve body main part (101) is equipped with connecting pipe (3), valve rod (10) are installed in the inside of connecting pipe (3).

6. A multi-layer sealing butterfly valve for facilitating assembly as recited in claim 1, wherein: the number of the fixing mechanisms (7) is four, and the fixing mechanisms are symmetrically distributed.