CN215980862U

CN215980862U - Butterfly valve with limiting locking mechanism

Info

Publication number: CN215980862U
Application number: CN202122701796.1U
Authority: CN
Inventors: 刘朋; 洪祺斌; 张桂钰
Original assignee: Zgotu China Fluid Control Technology Co ltd
Current assignee: Zigtoo Water Industry Tianjin Co ltd
Priority date: 2021-11-06
Filing date: 2021-11-06
Publication date: 2022-03-08
Anticipated expiration: 2031-11-06

Abstract

The utility model discloses a butterfly valve with a limiting locking mechanism, which comprises a valve body, wherein the top of the valve body is fixedly connected with a valve sleeve, the interior of the valve sleeve is rotatably connected with a valve rod, the outer surface wall of the valve rod is fixedly connected with a first gear, the outer surface wall of the first gear is in meshed connection with a second gear, the inner surface wall of the second gear is rotatably connected with the top of the valve sleeve, and the top of the valve sleeve is provided with the limiting mechanism. According to the butterfly valve, the limiting locking mechanism is arranged on the valve sleeve, so that the using flexibility of the butterfly valve is improved, when the butterfly valve is adjusted, the valve rod is rotated, the valve rod rotates to drive the first gear to rotate, the first gear rotates to drive the second gear to rotate, the clamping rod is arranged on the second gear to limit the second gear, so that the first gear is fixed, when the clamping rod is not used for limiting, the support frame is rotated to support the clamping rod, the butterfly valve is simple and convenient to operate, and the using effect of the existing butterfly valve is improved.

Description

Butterfly valve with limiting locking mechanism

Technical Field

The utility model relates to the technical field of butterfly valves, in particular to a butterfly valve with a limiting locking mechanism.

Background

The butterfly valve is a regulating valve with simple structure, can be used for switching and controlling flow of low-pressure pipeline medium, can be used for controlling flow of various fluids of air, water, steam, various corrosive media, slurry, oil product, liquid metal and radioactive medium, etc. and mainly has the functions of cutting off and throttling on the pipeline, and its opening and closing piece is a disk-shaped butterfly plate, and can be rotated in the valve body around its self axis so as to attain the goal of opening and closing or regulating.

At present, the existing butterfly valve still has shortcomings, and the existing butterfly valve can only be adjusted between opening and closing when in use, and can not be locked at any angle, so that the using effect of the existing butterfly valve is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problems, a butterfly valve with a limit locking mechanism is provided.

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

the utility model provides a butterfly valve with limiting locking mechanism, includes the valve body, valve body top fixedly connected with valve barrel, the inside rotation of valve barrel is connected with the valve rod, the first gear of valve rod outer table wall fixedly connected with, the meshing of first gear outward appearance wall is connected with the second gear, table wall and valve barrel top rotate in the second gear and are connected, the valve barrel top is equipped with stop gear.

Preferably, stop gear is including the fixed block, the kelly is worn to be equipped with in the fixed block inside, the outside cover of kelly is equipped with the spring, kelly bottom and the outer table wall butt of second gear.

Preferably, the inner surface wall of the second gear is rotatably connected with the top of the valve sleeve through a rotating shaft.

Preferably, a support frame is arranged on the clamping rod.

Preferably, a handle is fixedly connected to the top of the clamping rod.

Preferably, the bottom of the clamping rod is provided with a soft cushion layer.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:

this application is equipped with spacing locking mechanical system on the valve barrel through the device, the flexibility that the device used has been improved, during the regulation, rotate the valve rod, the valve rod rotates and drives first gear revolve, first gear revolve drives second gear revolve, be equipped with the kelly on the second gear, it is spacing to carry out the second gear, thereby fixed first gear, when need not use the kelly spacing, rotate the support frame, prop up the kelly, easy operation is convenient, and then the result of use of current butterfly valve has been improved.

Drawings

FIG. 1 illustrates a schematic diagram of a structure provided in accordance with an embodiment of the present invention;

FIG. 2 illustrates a schematic top-down view of an embodiment of the present invention;

fig. 3 is a schematic diagram illustrating a partial enlarged structure at a in fig. 2 according to an embodiment of the present invention.

Illustration of the drawings:

1. a valve body; 2. a valve stem; 3. a valve housing; 4. a fixed block; 5. a second gear; 6. a first gear; 7. a support frame; 8. a clamping rod; 9. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a butterfly valve with limiting locking mechanism, includes valve body 1, 1 top fixedly connected with valve barrel 3 of valve body, and 3 inside rotations of valve barrel are connected with

valve rod

2, and 2 exterior wall fixedly connected with first gears 6 of valve rod, 6 exterior wall meshing of first gears are connected with second gear 5, and the table wall rotates with 3 tops of valve barrel in the second gear 5 to be connected, and 3 tops of valve barrel are equipped with stop gear.

Specifically, as shown in fig. 1, stop gear is including fixed block 4, and fixed block 4 is inside to wear to be equipped with kelly 8, and 8 outside covers of kelly are equipped with spring 9, 8 bottom and the 5 exterior wall butt of second gear of kelly.

Specifically, as shown in fig. 3, the inner surface wall of the second gear 5 is rotatably connected with the top of the valve sleeve 3 through a rotating shaft, the first gear 6 is convenient to drive the second gear 5 to rotate, the clamping rod 8 is provided with a support frame 7, the clamping rod 8 is convenient to support, the handle is fixedly connected with the top of the clamping rod 8, a user can conveniently pull the clamping rod 8, the bottom of the clamping rod 8 is provided with a cushion layer, and the clamping rod 8 is prevented from being in rigid contact with the second gear 5.

To sum up, the device that this embodiment provided is equipped with spacing locking mechanical system on valve barrel 3, the flexibility that the device used has been improved, when adjusting, rotate valve rod 2, valve rod 2 rotates and drives first gear 6 and rotate, first gear 6 rotates and drives second gear 5 and rotate, be equipped with kelly 8 on the second gear 5, it is spacing to carry out second gear 5, thereby fixed first gear 6, when need not use kelly 8 spacing, rotate support frame 7, prop kelly 8, and easy operation is convenient, and then the result of use of current butterfly valve has been improved.

The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a butterfly valve with spacing locking mechanical system, includes valve body (1), its characterized in that, valve body (1) top fixedly connected with valve barrel (3), valve barrel (3) inside rotation is connected with valve rod (2), and valve rod (2) exterior wall fixedly connected with first gear (6), the meshing of first gear (6) exterior wall is connected with second gear (5), the interior table wall of second gear (5) rotates with valve barrel (3) top to be connected, valve barrel (3) top is equipped with stop gear.

2. The butterfly valve with the limit locking mechanism according to claim 1, wherein the limit locking mechanism comprises a fixed block (4), a clamping rod (8) penetrates through the fixed block (4), a spring (9) is sleeved outside the clamping rod (8), and the bottom of the clamping rod (8) is abutted to the outer wall of the second gear (5).

3. A butterfly valve with a limit locking mechanism according to claim 1, characterised in that the inner surface wall of the second gear (5) is rotatably connected to the top of the housing (3) by means of a rotating shaft.

4. A butterfly valve with a limit locking mechanism according to claim 2, characterised in that the clamping lever (8) is provided with a support (7).

5. The butterfly valve with a limit locking mechanism according to claim 2, characterized in that a handle is fixedly connected to the top of the clamping rod (8).

6. A butterfly valve with a limit locking mechanism according to claim 2, characterised in that the bottom of the stem (8) is provided with a cushion layer.