CN210770279U

CN210770279U - Butterfly valve structure

Info

Publication number: CN210770279U
Application number: CN201920896845.1U
Authority: CN
Inventors: 洪荣坤; 洪永金; 葛海州; 刘杰; 夏振伟; 张正发
Original assignee: Tianjin Tanggu No1 Valve Co ltd
Current assignee: Tianjin Tanggu No1 Valve Co ltd
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-06-16
Anticipated expiration: 2029-06-14

Abstract

The utility model belongs to the valve field, especially, a butterfly valve structure is the size of direct outside regulation flow to current butterfly valve at the in-process that uses, but this kind of regulative mode leads to non-staff random to adjust the flow size of butterfly valve easily, causes the troublesome problem of unnecessary, now proposes following scheme, and it includes the valve body, be equipped with the operation chamber of dish chamber and being located dish chamber top on the valve body, seted up same commentaries on classics hole on one side inner wall that dish chamber and operation chamber are close to each other, changeing the downthehole rotation and installing the dish axle, the fixed cover in the outside of dish axle is equipped with the baffle that is located the dish intracavity, and the circular slot has been seted up on the top of dish axle, and the welding has a plurality of wallboards on the lateral wall of circular slot, has all seted up the spacing groove on the both sides inner wall in. The utility model discloses the practicality is good, can prevent that non-staff from adjusting simple operation, convenient to use at will the flow size to the butterfly valve.

Description

Butterfly valve structure

Technical Field

The utility model relates to the technical field of valves, especially, relate to a butterfly valve structure.

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 which is opened and closed by rotating around a valve shaft, wherein a closing member (a valve clack or a butterfly plate) is a disk.

The flow of the existing butterfly valve is directly adjusted on the outer side in the using process, but the adjusting mode easily causes the random adjustment of the flow of the butterfly valve by non-working personnel, and causes unnecessary trouble.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the butterfly valve in the prior art is the size that directly adjusts the flow in the outside at the in-process that uses, but this kind of adjustment mode leads to the random flow size to the butterfly valve of non-staff to adjust easily, causes the troublesome shortcoming of unnecessary, and the butterfly valve structure who provides.

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

a butterfly valve structure comprises a valve body, wherein a disc cavity and an operation cavity positioned above the disc cavity are arranged on the valve body, the inner wall of one side, close to each other, of the disc cavity and the operation cavity is provided with a rotary hole, a disc shaft is rotatably installed in the rotary hole, a baffle plate positioned in the disc cavity is fixedly sleeved on the outer side of the disc shaft, the top end of the disc shaft is provided with a circular groove, the side wall of the circular groove is welded with a plurality of wall plates, the inner walls of two sides of the operation cavity are provided with limiting grooves, the two limiting grooves are internally provided with a same limiting plate in a sliding manner, the bottom of the limiting plate is welded with a placing plate, the bottom of the placing plate is welded with a plurality of wedge-shaped plates, the wedge-shaped plates are in close contact with two adjacent wall plates, the bottom of the limiting plate is welded with an arc plate, the inner wall of one side of the operation cavity, the hemisphere contacts with the arc plate, the connecting plate is provided with a sliding hole, and a sliding plate is arranged in the sliding hole in a sliding manner.

Preferably, a contact plate is slidably mounted on the inner wall of the bottom of the operation cavity, a gear is fixedly sleeved on the outer side of the disc shaft, a rack is fixedly mounted on one side, close to the disc shaft, of the contact plate, the gear is meshed with the rack, a vertical plate is welded on one side of the top of the contact plate, and a second spring is welded between the contact plate and the inner wall of one side of the operation cavity.

Preferably, the inner walls of the two sides of the disc cavity are respectively provided with a water inlet hole and a water outlet hole, and a water inlet pipe and a water outlet pipe are respectively and fixedly installed in the water inlet hole and the water outlet hole.

Preferably, one side of the push plate, which is positioned outside the valve body, is fixedly provided with a first operating handle, and one side of the sliding plate, which is positioned outside the valve body, is fixedly provided with a second operating handle, so that the push plate and the sliding plate can be operated conveniently.

Preferably, first springs are welded to two sides of the top of the limiting plate, the top ends of the first springs are welded to the inner wall of the top of the limiting groove, and the limiting plate can be made to return to the original position.

Preferably, a rotary groove is formed in the inner wall of the bottom of the disc cavity, and the disc shaft is rotatably installed in the rotary groove.

In the utility model, the butterfly valve structure is provided with the push plate, the connecting plate and the sliding plate because the current non-working personnel can adjust the flow of the butterfly valve at will, and the push plate and the connecting plate can be inserted when the adjustment is needed, and the push plate and the connecting plate can be taken out when the adjustment is not needed, so that the situation that the non-working personnel can adjust the flow of the butterfly valve at will can be avoided;

simultaneously, the wedge-shaped plate, the wall plate, the contact plate, the limiting plate and the vertical plate are arranged, so that the operation process of the valve body flow is simple, and the operation of workers is convenient.

The utility model discloses the practicality is good, can prevent that non-staff from adjusting simple operation, convenient to use at will the flow size to the butterfly valve.

Drawings

Fig. 1 is a schematic structural diagram of a butterfly valve structure provided by the present invention;

fig. 2 is a schematic structural diagram of a portion a of a butterfly valve structure according to the present invention;

fig. 3 is a schematic top view of a disk shaft portion of a butterfly valve structure according to the present invention.

In the figure: 1 valve body, 2 dish chamber, 3 operation chamber, 4 dish axles, 5 baffles, 6 circular slots, 7 wallboard, 8 wedge-shaped plate, 9 circular arc board, 10 push pedal, 11 hemisphere, 12 even boards, 13 slide, 14 contact board, 15 gears, 16 racks, 17 riser, 18 second spring.

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.

Example one

Referring to fig. 1-3, a butterfly valve structure comprises a valve body 1, a disc cavity 2 and an operation cavity 3 located above the disc cavity 2 are arranged on the valve body 1, the inner wall of one side of the disc cavity 2 and the operation cavity 3, which are close to each other, is provided with a same rotary hole, a disc shaft 4 is rotatably installed in the rotary hole, a baffle 5 located in the disc cavity 2 is fixedly sleeved on the outer side of the disc shaft 4, the top end of the disc shaft 4 is provided with a circular groove 6, the side wall of the circular groove 6 is welded with a plurality of wall plates 7, the inner walls of two sides of the operation cavity 3 are both provided with limiting grooves, the same limiting plate is slidably installed in the two limiting grooves, a placing plate is welded at the bottom of the limiting plate, a plurality of wedge plates 8 are welded at the bottom of the placing plate, the wedge plates 8 are in close contact with the two adjacent wall plates 7, an arc plate 9 is welded at the bottom of the limiting, the bottom of the push plate 10 is welded with the bottom of the connecting plate 12, one side of the push plate 10 is welded with the hemisphere 11, the hemisphere 11 is in contact with the arc plate 9, the connecting plate 12 is provided with a sliding hole, and the sliding plate 13 is arranged in the sliding hole in a sliding mode.

The utility model discloses in, slidable mounting has contact plate 14 on the bottom inner wall of operation chamber 3, and the fixed cover in the outside of dish axle 4 is equipped with gear 15, and one side fixed mounting that contact plate 14 is close to dish axle 4 has rack 16, and gear 15 meshes with rack 16 mutually, and the welding of top one side of contact plate 14 has riser 17, and the welding has second spring 18 between one side inner wall of contact plate 14 and operation chamber 3.

The utility model discloses in, inlet opening and apopore have been seted up on the both sides inner wall in dish chamber 2 respectively, and inlet opening and downthehole fixed mounting respectively of exhalant have inlet tube and outlet pipe.

The utility model discloses in, one side fixed mounting that push pedal 10 is located the valve body 1 outside has first operation handle, and one side fixed mounting that slide 13 is located the valve body 1 outside has the second operation handle to be convenient for operate push pedal and slide.

The utility model discloses in, first spring has all been welded to the top both sides of limiting plate, and the top of first spring welds on the top inner wall of spacing groove, can make the limiting plate answer the normal position.

The utility model discloses in, seted up the turn trough on the bottom inner wall in dish chamber 2, the rotation of dish axle 4 is installed in the turn trough.

Example two

The utility model discloses in, slidable mounting has contact plate 14 on the bottom inner wall of operation chamber 3, and the fixed cover in the outside of dish axle 4 is equipped with gear 15, and bolt fixed mounting has rack 16 one side that contact plate 14 is close to dish axle 4, and gear 15 meshes with rack 16 mutually, and the welding of top one side of contact plate 14 has riser 17, and the welding has second spring 18 between one side inner wall of contact plate 14 and operation chamber 3.

The utility model discloses in, seted up inlet opening and apopore on the both sides inner wall in dish chamber 2 respectively, and there are inlet tube and outlet pipe in inlet opening and the apopore through bolt fixed mounting respectively.

The utility model discloses in, there is first operation handle one side that push pedal 10 is located the valve body 1 outer through bolt fixed mounting, and there is the second operation handle one side that slide 13 is located the valve body 1 outer through bolt fixed mounting be convenient for operate push pedal and slide.

In the utility model, when the flow of the valve body 1 needs to be adjusted, the push plate 10 and the connecting plate 12 are inserted into the operation hole, then the first operation handle is pushed to drive the hemisphere 11 to move, the hemisphere 11 extrudes the arc plate 9 to move the arc plate 9 upwards, the arc plate 9 drives the limiting plate to move, the limiting plate extrudes the first spring, the limiting plate drives the placing plate to move, the placing plate drives the wedge plate 8 to move, the wedge plate 8 is separated from the wall plate 7, the fixation of the disc shaft 4 is released, the slide plate 13 contacts with the vertical plate 17 at the moment, the second operation handle is pushed, the slide plate 13 is driven by the second operation handle to move, the slide plate 13 drives the vertical plate 17 to move, the vertical plate 17 drives the contact plate 14 to move, the contact plate 14 drives the rack 16 to move, the rack 16 drives the disc shaft 4 to rotate through the gear 15, dish axle 4 drives baffle 5 and rotates, the flow size of control valve body 1 is come through adjusting the angle of baffle 5, adjust and accomplish the back, hold the second operation handle, guarantee that its position is unchangeable, then the first operation handle of pulling, make hemisphere 11 and the 9 phase separations of circular arc board, wedge 8 contacts with wallboard 7 again this moment, fix the position of dish axle 4, then directly take out push pedal 10 and even board 12, can prevent that the random flow size to the butterfly valve of non-working personnel from adjusting.

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. A butterfly valve structure comprises a valve body (1) and is characterized in that a disc cavity (2) and an operation cavity (3) located above the disc cavity (2) are arranged on the valve body (1), the inner wall of one side, close to each other, of the disc cavity (2) and the operation cavity (3) is provided with a same rotary hole, a disc shaft (4) is rotatably installed in the rotary hole, a baffle (5) located in the disc cavity (2) is fixedly sleeved on the outer side of the disc shaft (4), the top end of the disc shaft (4) is provided with a circular groove (6), a plurality of wall plates (7) are welded on the side wall of the circular groove (6), limiting grooves are formed in the inner walls of two sides of the operation cavity (3), the two limiting grooves are internally provided with a same limiting plate in a sliding manner, a placing plate is welded at the bottom of the limiting plate, a plurality of wedge plates (8) are welded at the bottom of the placing plate, and the wedge, the bottom welding of limiting plate has circular arc board (9), has seted up the handle hole on the one side inner wall of operation chamber (3), and push pedal (10) and even board (12) have been clamped in the handle hole, and the bottom of push pedal (10) welds with the bottom of even board (12), and one side welding of push pedal (10) has hemisphere (11), and hemisphere (11) contact with circular arc board (9), has seted up the slide opening on even board (12), and slidable mounting has slide (13) in the slide opening.

2. The butterfly valve structure according to claim 1, wherein a contact plate (14) is slidably mounted on the inner wall of the bottom of the operation chamber (3), a gear (15) is fixedly sleeved on the outer side of the disk shaft (4), a rack (16) is fixedly mounted on one side of the contact plate (14) close to the disk shaft (4), the gear (15) is meshed with the rack (16), a vertical plate (17) is welded on one side of the top of the contact plate (14), and a second spring (18) is welded between the contact plate (14) and the inner wall of one side of the operation chamber (3).

3. The butterfly valve structure according to claim 1, wherein the inner walls of the two sides of the disk cavity (2) are respectively provided with a water inlet hole and a water outlet hole, and a water inlet pipe and a water outlet pipe are respectively and fixedly installed in the water inlet hole and the water outlet hole.

4. A butterfly valve structure according to claim 1, characterized in that a first operating handle is fixedly mounted on the side of the push plate (10) outside the valve body (1), and a second operating handle is fixedly mounted on the side of the slide plate (13) outside the valve body (1).

5. The butterfly valve structure of claim 1, wherein the first springs are welded to two sides of the top of the limiting plate, and the top ends of the first springs are welded to the inner wall of the top of the limiting groove.

6. The butterfly valve structure according to claim 1, wherein the inner wall of the bottom of the disk cavity (2) is provided with a rotating groove, and the disk shaft (4) is rotatably mounted in the rotating groove.