CN213575584U

CN213575584U - Transparent visual air volume adjusting butterfly valve

Info

Publication number: CN213575584U
Application number: CN202021905700.2U
Authority: CN
Inventors: 张树钧; 李颖
Original assignee: Tianjin Junjie Valve Co ltd
Current assignee: Tianjin Junjie Valve Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-06-29
Anticipated expiration: 2030-09-04

Abstract

The utility model discloses a transparent visual air regulation butterfly valve, which comprises a valve body, a valve port has respectively been seted up to the both sides of valve body, the valve body is located that two valve port positions respectively weld has a valve pipe, every the one end welding that the valve body was kept away from to the valve pipe has a connecting piece, a plurality of connecting holes have been seted up around the valve pipe to the connecting piece, be equipped with butterfly valve adjusting device on the valve body, be equipped with transparent visual device on one side valve pipe of valve body. The utility model is used for among the gas transmission pipeline, can observe the rotation condition of the inside fan of valve pipe through transparent glass board during the use, rotate the turned angle who adjusts the pole with this control butterfly plate according to the rotational speed of fan, change the gas flow rate and the air current amount of wind size, insert the fixed slot through the dead lever that will adjust the pole both ends, can accomplish the fixing to the valve rod, guarantee that the butterfly plate can not deflect in the butterfly valve use, the regulation convenient operation and directly perceived of whole butterfly valve, the practicality is strong.

Description

Transparent visual air volume adjusting butterfly valve

Technical Field

The utility model relates to a butterfly valve technical field especially relates to a transparent visual air regulation butterfly valve.

Background

A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve with a closing part (valve clack or butterfly plate) as a disk and rotating around a valve shaft to open and close. The butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly plate in the valve body, so that the opening and closing or adjusting purpose is achieved.

When the butterfly valve in the existing gas transmission pipeline is used, the air flow is different from the water flow, the air quantity passing through the air flow when the butterfly valve is opened cannot be visually seen, and the butterfly valve is also required to be additionally installed to be matched with a gas meter for use, so that the butterfly valve is very inconvenient, the sealing performance of a butterfly plate and a valve body in the common butterfly valve is poor, and the sealing performance is not enough when the butterfly valve is used in the gas transmission pipeline.

Disclosure of Invention

The utility model aims at solving the defects existing in the prior art and providing a transparent visual air volume adjusting butterfly valve.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the transparent visual air quantity adjusting butterfly valve comprises a valve body, wherein two sides of the valve body are respectively provided with a valve port, the valve body is positioned at the two valve ports and is respectively welded with a valve pipe, one end, far away from the valve body, of each valve pipe is welded with a connecting piece, the connecting pieces are provided with a plurality of connecting holes around the valve pipes, a butterfly valve adjusting device is arranged on the valve body, and a transparent visual device is arranged on one side of the valve pipe of the valve body.

Preferably, the butterfly valve adjusting device comprises a valve rod, two ends of the valve rod are respectively connected with the top inner wall and the bottom inner wall of the valve body in a rotating mode, a sealing sleeve is arranged at the joint of the valve rod and the inner wall of the top of the valve body, the sealing sleeve is connected with the valve rod in a sealing and rotating mode, a semicircular butterfly plate is welded to each of two sides of the valve rod, and an adjusting seat is welded to the outer wall of the top of the valve body.

Preferably, the upper end of valve rod runs through the valve body and adjusts the seat, the valve rod is located the top part of adjusting the seat and has seted up a slide opening, sliding connection has a horizontally to adjust the pole in the slide opening, a spout has respectively been seted up on the both sides pore wall of slide opening, it has two sliders to adjust the welding of pole position intermediate position, adjust two sliders on the pole respectively with two spout sliding connection, the both ends position of terminal surface all welds a vertical dead lever under the regulation pole, adjust the seat and seted up a plurality of fixed slots, two around the valve rod the lower extreme and two fixed slots of dead lever offset.

Preferably, a circular arc-shaped sealing groove is formed in the inner walls of the front side and the rear side of the valve body, each sealing groove is internally connected with a circular arc-shaped sealing strip in a sealing and sliding mode, a plurality of springs are connected between the sealing strips and the sealing grooves, a groove is formed in the edge of a semicircular plate of each butterfly plate, and the middle portion of each sealing strip protrudes outwards.

Preferably, the transparent visual device comprises a fan, a glass plate is embedded on a valve pipe on one side of the valve body, a mounting frame is welded on an inner measuring pipe wall where the valve pipe is located on the glass plate, and the fan is rotatably connected to the mounting frame through a pin shaft.

Preferably, the distance between every two adjacent fixing grooves on the adjusting seat is equal, and the sealing sleeve and the sealing strip are both made of wear-resistant rubber.

The utility model discloses in, compare with prior art, the utility model has the advantages of:

the utility model discloses be equipped with butterfly valve adjusting device and transparent visual device, when being arranged in the gas transmission pipeline, can observe the rotation condition of the intraduct fan of valve pipe through the transparent glass board on the valve pipe, rotate the turned angle who adjusts the pole with this control butterfly plate according to the rotational speed of fan, change the gas flow rate and the air current amount of wind size, insert the fixed slot through the dead lever that will adjust the pole both ends, can accomplish the fixing to the valve rod, guarantee that the butterfly plate can not deflect in the butterfly valve use, the regulation convenient operation and the directly perceived of whole butterfly valve, therefore, the clothes hanger is strong in practicability.

The utility model discloses you are equipped with seal groove, sealing strip, spring isotructure on the valve body more, and the butterfly plate is when closing, and the sealing strip receives the bulge in the middle of the spring action messenger to get into the recess of supporting the board, and it is sealed to offset the completion with the cell wall of recess, compares the leakproofness better with ordinary butterfly valve.

Drawings

Fig. 1 is the utility model provides a structural schematic diagram of a transparent visual air volume adjusting butterfly valve.

Fig. 2 is a top sectional view of a structure of a transparent visual air volume adjusting butterfly valve provided by the utility model.

Fig. 3 is an enlarged schematic view of a position a of the transparent visual air volume adjusting butterfly valve provided by the utility model.

Fig. 4 is a schematic structural view of an adjusting seat portion in a transparent visual air volume adjusting butterfly valve according to the present invention.

In the figure: the device comprises a valve body 1, a valve port 2, a valve pipe 3, a connecting piece 4, a connecting hole 5, a valve rod 6, a butterfly plate 7, an adjusting seat 8, a sealing sleeve 9, a sliding hole 10, an adjusting rod 11, a sliding groove 12, a sliding block 13, a fixing rod 14, a fixing groove 15, a sealing groove 16, a sealing strip 17, a groove 18, a glass plate 19, a mounting rack 20 and a fan 21.

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.

Referring to fig. 1-4, a transparent visual air volume adjusting butterfly valve comprises a valve body 1, wherein two sides of the valve body 1 are respectively provided with a valve port 2, the valve body 1 is positioned at the two valve ports 2 and is respectively welded with a valve pipe 3, one end of each valve pipe 3, which is far away from the valve body 1, is welded with a connecting piece 4, the connecting piece 4 is provided with a plurality of connecting holes 5 around the valve pipe 3, the valve body 1 is provided with a butterfly valve adjusting device, and the valve pipe 3 on one side of the valve body 1 is provided with a transparent visual device.

The butterfly valve adjusting device comprises a valve rod 6, two ends of the valve rod 6 are respectively connected with the top and bottom inner walls of a valve body 1 in a rotating mode, a sealing sleeve 9 is arranged at the joint of the valve rod 6 and the top inner wall of the valve body 1, the sealing sleeve 9 is connected with the valve rod 6 in a sealing and rotating mode, a semicircular butterfly plate 7 is welded on each of two sides of the valve rod 6, an adjusting seat 8 is welded on the outer wall of the top of the valve body 1, the upper end of the valve rod 6 penetrates through the valve body 1 and the adjusting seat 8, a sliding hole 10 is formed in the upper portion of the valve rod 6, a horizontal adjusting rod 11 is connected in the sliding hole 10 in a sliding mode, a sliding groove 12 is formed in each of two side hole walls of the sliding hole 10, two sliding blocks 13 are welded in the middle position of the adjusting rod 11, the two sliding blocks 13 on the, the adjusting seat 8 is provided with a plurality of fixing grooves 15 around the valve rod 6, and the lower ends of the two fixing rods 14 are abutted against the two fixing grooves 15.

A circular arc-shaped sealing groove 16 is formed in the inner walls of the front side and the rear side of the valve body 1, a circular arc-shaped sealing strip 17 is connected in each sealing groove 16 in a sealing and sliding mode, a plurality of springs are connected between each sealing strip 17 and each sealing groove 16, a groove 18 is formed in the edge of a semicircular plate of each butterfly plate 7, the middle portion of each sealing strip 17 protrudes outwards, the distance between every two adjacent fixing grooves 15 on the adjusting seat 8 is equal, the sealing sleeve 9 and the sealing strip 17 are made of wear-resistant rubber, and the service life of the butterfly valve is prolonged.

The transparent visual device comprises a fan 21, a glass plate 19 is embedded on a valve pipe 3 on one side of the valve body 1, a mounting frame 20 is welded on the inner measuring pipe wall where the valve pipe 3 is located on the glass plate 19, and the fan 21 is rotatably connected to the mounting frame 20 through a pin shaft.

In the utility model, when in use, the whole butterfly valve is fixedly connected in the gas transmission pipeline through the connecting pieces 4 at the two ends of the valve pipe 3, when the butterfly valve needs to be opened, the adjusting rod 11 is firstly lifted upwards to move the fixing rods 14 at the two ends of the adjusting rod 11 out of the fixing grooves 15, then the adjusting rod 11 is rotated to drive the valve rod 6 to rotate, thereby controlling the rotation of the butterfly plate 7, the butterfly valve is opened downwards to convey the gas in the valve pipe at one side of the valve body 1, after the butterfly valve is opened, the rotation condition of the fan 21 on the mounting rack 20 in the valve pipe 3 can be observed through the glass plate 19 on the valve pipe 3, the adjusting rod 11 is rotated according to the rotating speed of the fan 21 to control the rotating angle of the butterfly plate 7, so as to change the gas flow rate and the air flow volume, after the adjusting rod 11 is rotated to a determined position, the fixing rods 14 at the two ends of the adjusting rod 11, the butterfly plate 7 can not deflect in the use process of the butterfly valve, and the gas flow velocity is kept consistent.

When the butterfly valve needs to be closed, the control adjusting rod 11 rotates to drive the butterfly plate 7 to rotate, the butterfly plate 7 is firstly contacted with the sealing strip 17 on the inner wall of the valve body 1 before being closed, the sealing strip 17 is extruded into the sealing groove 16, after the groove 18 on the butterfly plate 7 is opposite to the notch of the sealing groove 16 along with the slow rotation of the butterfly plate 7, the sealing strip 17 extrudes the middle protruding part into the groove 18 of the abutting plate 7 under the action of a spring, and the sealing is completed by abutting against the groove wall of the groove 18, so that the butterfly valve is in a closed state, and the gas circulation is prevented.

The above, 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. The transparent visual air volume adjusting butterfly valve comprises a valve body (1) and is characterized in that two sides of the valve body (1) are respectively provided with a valve port (2), the valve body (1) is positioned at the two valve ports (2) and is respectively welded with a valve pipe (3), one end, away from the valve body (1), of each valve pipe (3) is welded with a connecting piece (4), the connecting pieces (4) are provided with a plurality of connecting holes (5) around the valve pipes (3), a butterfly valve adjusting device is arranged on the valve body (1), and a transparent visual device is arranged on one side of the valve pipe (3) of the valve body (1).

2. The transparent visual air volume adjusting butterfly valve according to claim 1, characterized in that the butterfly valve adjusting device comprises a valve rod (6), two ends of the valve rod (6) are respectively rotatably connected with the top and bottom inner walls of the valve body (1), a sealing sleeve (9) is arranged at the joint of the valve rod (6) and the top inner wall of the valve body (1), the sealing sleeve (9) is rotatably connected with the valve rod (6) in a sealing manner, two semicircular butterfly plates (7) are welded on two sides of the valve rod (6), and an adjusting seat (8) is welded on the outer wall of the top of the valve body (1).

3. A transparent visual air volume adjusting butterfly valve according to claim 2, the upper end of the valve rod (6) penetrates through the valve body (1) and the adjusting seat (8), the upper part of the valve rod (6) positioned on the adjusting seat (8) is provided with a sliding hole (10), a horizontal adjusting rod (11) is connected in the sliding hole (10) in a sliding way, the hole walls at the two sides of the sliding hole (10) are respectively provided with a sliding chute (12), two sliding blocks (13) are welded in the middle of the position of the adjusting rod (11), two sliding blocks (13) on the adjusting rod (11) are respectively connected with the two sliding chutes (12) in a sliding way, both ends of the lower end surface of the adjusting rod (11) are welded with a vertical fixing rod (14), the adjusting seat (8) is provided with a plurality of fixing grooves (15) around the valve rod (6), and the lower ends of the two fixing rods (14) are abutted against the two fixing grooves (15).

4. The transparent visual air volume adjusting butterfly valve according to claim 3, characterized in that a circular arc-shaped sealing groove (16) is formed in the inner walls of the front side and the rear side of the valve body (1), a circular arc-shaped sealing strip (17) is hermetically and slidably connected in each sealing groove (16), a plurality of springs are connected between the sealing strip (17) and the sealing groove (16), a groove (18) is formed in the edge of a semicircular plate of each butterfly plate (7), and the middle part of the sealing strip (17) protrudes outwards.

5. The transparent visual air volume adjusting butterfly valve according to claim 1, characterized in that the transparent visual device comprises a fan (21), a glass plate (19) is embedded on a valve tube (3) on one side of the valve body (1), a mounting frame (20) is welded on the inner side tube wall of the valve tube (3) where the glass plate (19) is located, and the fan (21) is rotatably connected to the mounting frame (20) through a pin shaft.

6. A transparent visual air volume adjusting butterfly valve according to claim 4, characterized in that the distance between every two adjacent fixing grooves (15) on the adjusting seat (8) is equal, and the sealing sleeve (9) and the sealing strip (17) are both made of wear-resistant rubber.