CN219692278U

CN219692278U - Butterfly valve with good sealing performance

Info

Publication number: CN219692278U
Application number: CN202320106068.2U
Authority: CN
Inventors: 洪百聪; 苏春珠
Original assignee: Chenggao Valve Co ltd
Current assignee: Chenggao Valve Co ltd
Priority date: 2023-02-03
Filing date: 2023-02-03
Publication date: 2023-09-15
Anticipated expiration: 2033-02-03

Abstract

The utility model relates to the technical field of butterfly valve devices, in particular to a butterfly valve with good sealing performance, which comprises a butterfly valve main body for conveniently isolating and circulating water flow, a sealing assembly for conveniently increasing the sealing effect of the butterfly valve main body so as to enable the using effect of the butterfly valve to be more remarkable, and a valve opening assembly for conveniently opening and closing the butterfly valve main body so as to facilitate the water flow to pass through, wherein the butterfly valve has the beneficial effects that: when needing to use the butterfly valve, accessible rotation runner to drive the pivot through the executor and rotate, and when rotating, to both sides work pull ring, and the pull ring then can drive two spacing rings through the traveller and slide to both sides, thereby loosen the spacing and the fixed of turning over the board, make things convenient for turning over the rotation of board, thereby make rivers conveniently pass through, and when carrying out spacing to turning over the board through seal assembly, sealed effect is better.

Description

Butterfly valve with good sealing performance

Technical Field

The utility model relates to the technical field of butterfly valve devices, in particular to a butterfly valve with good sealing performance.

Background

The butterfly valve is also called as a flap valve, and is a simple-structure regulating valve, and can be used for the on-off control of 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. The pipe is mainly used for cutting and throttling. The butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly valve opening and closing piece in the valve body, so that the purpose of opening and closing or adjusting is achieved.

In the well-sealed butterfly valve of CN215334528U that China has authorized, this butterfly valve includes when needs opening the case, the accessible rotatory runner, and the runner accessible executor drives the case and rotates, and two pull rings of accessible pulling for the pull ring can drive the spliced pole and slide, and the spliced pole can drive the connection baffle and remove, and the connection baffle can drive a plurality of enhancement sealing blocks activity, thereby can make the both sides of case break away from spacing seal groove to open and shut work, convenient to use.

The butterfly valve has the advantages that the gap exists between every two reinforcing sealing blocks, and after the valve core is sealed by the labor reinforcing sealing blocks, water flow directly enters the other end through the gap, and the butterfly valve is not cut off and throttled at the moment, so that even if the butterfly valve is in a closed state, the water flow directly passes through, and no effect is achieved.

Therefore, it is necessary to design a butterfly valve with good sealing.

Disclosure of Invention

Therefore, the butterfly valve with good sealing performance is provided by the utility model, and the problems that a gap exists between each reinforcing sealing block, water flow directly enters the other end through the gap after the valve core is sealed by the labor reinforcing sealing block, the butterfly valve is not cut off and throttled at the moment, the water flow directly passes through even if the butterfly valve is in a closed state, the effect is completely absent and the like can be solved by the sealing assembly and the valve opening assembly.

In order to achieve the above object, the present utility model provides the following technical solutions: a butterfly valve with good sealing, comprising:

the butterfly valve main body is used for conveniently isolating and circulating water flow;

the sealing component is used for conveniently increasing the sealing effect of the butterfly valve main body so as to make the use effect of the butterfly valve more obvious;

the valve opening assembly is used for conveniently opening and closing the butterfly valve main body so as to facilitate water flow.

Preferably, the valve opening assembly comprises two flanges, the two flanges are uniformly and fixedly connected to two sides of the butterfly valve body, an actuator is arranged at the upper end of the butterfly valve body, a second rotating shaft is arranged at one end of the actuator, and a rotating wheel is fixedly connected to one end of the second rotating shaft.

Preferably, the sealing assembly comprises two mounting covers, the two mounting covers are uniformly and fixedly connected to two sides of the butterfly valve main body, and the lower end of the actuator is provided with the first rotating shaft.

Preferably, the first rotating shaft is rotationally connected to the middle of the butterfly valve main body, sealing plates are fixedly connected to the upper side and the lower side of the butterfly valve main body, the number of the sealing plates is two, and turning plates are fixedly connected to the side wall of the first rotating shaft.

Preferably, two sliding plates are slidably connected to the middle of the mounting cover, the number of the sliding plates is two, sliding columns are fixedly connected to the side walls of the two sliding plates, and the number of the sliding columns is two.

Preferably, the two sliding columns penetrate through the two sides of the butterfly valve main body in a sliding manner, one ends of the two sliding columns are fixedly connected with pull rings, the number of the pull rings is two, and springs are uniformly and fixedly connected between the two sliding plates and the mounting cover.

Preferably, the side walls of the two sliding plates are fixedly connected with connecting plates, the number of the connecting plates is two, and the side walls of the two connecting plates are fixedly connected with sealing rings.

Preferably, the number of the sealing rings is two, the side walls of the two sealing rings are provided with sealing grooves, the number of the sealing grooves is two, and the two sides of the turning plate are arranged in the middle of the two sealing grooves.

The beneficial effects of the utility model are as follows: when needing to use the butterfly valve, accessible rotation runner to drive the pivot through the executor and rotate, and when rotating, to both sides work pull ring, and the pull ring then can drive two spacing rings through the traveller and slide to both sides, thereby loosen the spacing and the fixed of turning over the board, make things convenient for turning over the rotation of board, thereby make rivers conveniently pass through, and when carrying out spacing to turning over the board through seal assembly, sealed effect is better.

Drawings

FIG. 1 is a front view of a butterfly valve with good sealing provided by the utility model;

FIG. 2 is a cross-sectional view of a butterfly valve with good sealing provided by the utility model;

FIG. 3 is a schematic view of a seal assembly of a butterfly valve with good sealing provided by the utility model;

FIG. 4 is a schematic view of a butterfly valve with good sealing performance provided by the utility model;

in the figure: 1. a rotating wheel; 2. a flange; 3. a butterfly valve body; 4. a first rotating shaft; 5. turning plate; 6. a sealing plate; 7. an actuator; 8. a second rotating shaft; 9. a spool; 10. a pull ring; 11. a seal ring; 12. a slide plate; 13. a connecting plate; 14. sealing grooves; 15. a mounting cover; 16. and (3) a spring.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Referring to fig. 1-4, the butterfly valve with good sealing performance provided by the utility model comprises a butterfly valve main body 3 for conveniently cutting off and circulating water flow, a sealing component for conveniently increasing the sealing effect of the butterfly valve main body 3 so as to enable the use effect of the butterfly valve to be more obvious, and a valve opening component for conveniently opening and closing the butterfly valve main body 3 so as to facilitate the water flow to pass through, wherein the valve opening component comprises flanges 2, the flanges 2 can play a role of connection and fixation, so that the connection effect of the butterfly valve is better, the butterfly valve is made of metal, the number of the flanges 2 is two, the two flanges 2 are uniformly and fixedly connected at two sides of the butterfly valve main body 3, an actuator 7 is arranged at the upper end of the butterfly valve main body 3, the actuator 7 is an essential important component in an automatic control system, one end of the actuator 7 is provided with a second rotating shaft 8, the second rotating shaft 8 can play a role of rotation and connection, the sealing component comprises a mounting cover 15, wherein the mounting cover 15 can play a role in connection and protection, the sealing component is made of metal, the number of the mounting covers 15 is two, the two mounting covers 15 are uniformly and fixedly connected to two sides of a butterfly valve main body 3, a first rotating shaft 4 is arranged at the lower end of an actuator 7, the first rotating shaft 4 can play a role in rotation and connection, the sealing component is made of metal, the first rotating shaft 4 is rotatably connected to the middle part of the butterfly valve main body 3, sealing plates 6 are fixedly connected to the upper side and the lower side of the butterfly valve main body 3, the sealing plates 6 can play a role in connection and sealing, the sealing plates 6 are made of metal, the number of the sealing plates 6 is two, the side walls of the first rotating shaft 4 are fixedly connected with turning plates 5, the use turns over board 5 and can rotate to seal the butterfly valve, prevent rivers from passing through, be made by the metal, two installation cover 15 middle part equal sliding connection have slide 12, slide 12 can play slip and the effect of being connected. The butterfly valve is made of metal, sliding columns 9 are fixedly connected to the side walls of the two sliding plates 12, the sliding columns 9 can drive the sliding plates 12 to slide when sliding, the butterfly valve is made of metal, the sliding columns 9 are two in number, the two sliding columns 9 are all connected to the two sides of the butterfly valve main body 3 in a penetrating and sliding mode, pull rings 10 are fixedly connected to one ends of the two sliding columns 9, the pull rings 10 are used for conveniently driving the sliding columns 9 to slide, the slide valve is made of metal, the number of the pull rings 10 is two, springs 16 are uniformly and fixedly connected between the two sliding plates 12 and a mounting cover 15, the spring force of the springs 16 can eject the sliding plates 12, accordingly the middle part of the butterfly valve can be connected with and sealed with the turning plates 5, the slide valve is made of metal, the side walls of the two sliding plates 12 are fixedly connected with connecting plates 13, the connecting plates 13 can play the role of connection and fixation, the slide is made of metal, the number of the connecting plates 13 is two, the side walls of the two sealing rings 11 are fixedly connected with the sealing rings 11, the turning plates 11 are arranged on the outer sides of the 5, the turning plates are conveniently connected and sealed, the two sealing grooves 14 are conveniently arranged at the two sides of the sealing grooves 14 are respectively, and the two sealing grooves 14 are conveniently arranged at the two sides of the middle part of the turning plates 14, and the two sealing grooves 14 are conveniently arranged at the middle part of the two sealing grooves 14;

the application process of the utility model is as follows: when the butterfly valve is needed to be used by a person skilled in the art, the flange 2 at two ends of the butterfly valve is connected between two connecting pipes and fixed, and the sealing effect needs to be kept in the process of connection, so that leakage of water flow is prevented, at the moment, water flow cannot pass through the butterfly valve, the rotating wheel 1 is used for rotating at first, and then the second rotating shaft 8 is driven to rotate, the second rotating shaft 8 is arranged in the middle of the actuator 7, the first rotating shaft 4 can rotate, the first rotating shaft 4 can drive the turning plate 5 to rotate, but in the rotating process, two pull rings 10 need to be pulled to slide to two sides, two sliding columns 9 are driven to slide, and then two sliding plates 12 are driven to slide in the middle of the mounting cover 15, and the spring 16 is extruded, and the sliding plates 12 can drive the sealing ring 11 to slide to two sides through the two connecting plates 13 in the sliding process, so that two sealing grooves 14 are separated from two sides of the turning plate 5, at the moment, the first rotating shaft 4 can drive the turning plate 5 to rotate when the middle of the actuator 7 is required to be closed, the turning plate 10 is pulled to two sides in the same way, and the water flow is prevented from flowing through the sealing grooves of the butterfly valve 14.

The above description is of the preferred embodiments of the present utility model, and any person skilled in the art may modify the present utility model or make modifications to the present utility model with the technical solutions described above. Therefore, any simple modification or equivalent made according to the technical solution of the present utility model falls within the scope of the protection claimed by the present utility model.

Claims

1. A butterfly valve with good sealing properties, comprising:

the butterfly valve main body (3) is used for conveniently isolating and circulating water flow;

the sealing component is used for conveniently increasing the sealing effect of the butterfly valve main body (3) so as to make the use effect of the butterfly valve more obvious;

the valve opening assembly is used for conveniently opening and closing the butterfly valve main body (3) so as to facilitate water flow.

2. The butterfly valve of claim 1 having a good seal, wherein: the valve opening assembly comprises two flanges (2), wherein the two flanges (2) are uniformly and fixedly connected to two sides of a butterfly valve main body (3), an actuator (7) is arranged at the upper end of the butterfly valve main body (3), a second rotating shaft (8) is arranged at one end of the actuator (7), and a rotating wheel (1) is fixedly connected to one end of the second rotating shaft (8).

3. The butterfly valve of claim 2 having a good seal, wherein: the sealing assembly comprises two mounting covers (15), the two mounting covers (15) are uniformly and fixedly connected to two sides of the butterfly valve main body (3), and the lower end of the actuator (7) is provided with a first rotating shaft (4).

4. A butterfly valve with good sealing as claimed in claim 3, wherein: the butterfly valve is characterized in that the first rotating shaft (4) is rotationally connected to the middle of the butterfly valve body (3), sealing plates (6) are fixedly connected to the upper side and the lower side of the butterfly valve body (3), the number of the sealing plates (6) is two, and turning plates (5) are fixedly connected to the side wall of the first rotating shaft (4).

5. The butterfly valve of claim 4 with good sealing properties, wherein: two the equal sliding connection of installing cover (15) middle part has slide (12), the quantity of slide (12) is two, two the lateral wall of slide (12) is all fixedly connected with traveller (9), the quantity of traveller (9) is two.

6. The butterfly valve of claim 5 having a good seal, wherein: two sliding columns (9) penetrate through two sides of the butterfly valve main body (3) in a sliding mode, pull rings (10) are fixedly connected to one ends of the two sliding columns (9), the number of the pull rings (10) is two, and springs (16) are uniformly and fixedly connected between the two sliding plates (12) and the mounting cover (15).

7. The butterfly valve of claim 6 with good sealing properties, wherein: the side walls of the two sliding plates (12) are fixedly connected with connecting plates (13), the number of the connecting plates (13) is two, and the side walls of the two connecting plates (13) are fixedly connected with sealing rings (11).

8. The butterfly valve of claim 7 with good sealing properties, wherein: the number of the sealing rings (11) is two, the side walls of the two sealing rings (11) are provided with sealing grooves (14), the number of the sealing grooves (14) is two, and the two sides of the turning plate (5) are arranged in the middle of the two sealing grooves (14).