CN219911769U - V-shaped adjusting pneumatic butterfly valve - Google Patents

Abstract

The utility model discloses a V-shaped adjusting type pneumatic butterfly valve, which comprises a valve body, a valve seat and a pneumatic actuator body, wherein the lower surface of the pneumatic actuator body is provided with the valve body, the lower surface of the valve body is provided with the valve seat, and the inner wall of the valve body is rotationally connected with a rotating rod, so that the pneumatic butterfly valve has the beneficial effects that: the pneumatic actuator drives the dwang and the baffle rotates, opens the valve body, utilizes dwang and baffle to be closed with the valve body, utilizes the handle to drive the threaded rod and rotates, and the threaded rod promotes the movable block at spacing intracavity and removes, and the movable block extrudes the spring, until the spring can't compress, and the spring is spacing to slider and stopper, and the stopper prevents that the rotation gear from rotating dwang and baffle, when needs rotate the baffle, utilizes the handle reverse drive threaded rod to rotate, releases spring and slider, carries out spacingly to dwang and baffle, prevents under the circumstances of low discharge or high viscosity medium, and the baffle rotates.

Description

V-shaped adjusting pneumatic butterfly valve

Technical Field

The utility model relates to the technical field of pneumatic butterfly valves, in particular to a V-shaped adjusting type pneumatic butterfly valve.

Background

The pneumatic butterfly valve is composed of a pneumatic actuator and a butterfly valve, and is a valve which can be turned around a valve shaft to be opened and closed, the valve can be used for controlling the flow of various fluids such as air, water, steam, liquid metal, radioactive media and the like, and is mainly used as a cut-off valve, and the butterfly valve refers to a disk as a closing member which is turned around the axis of the butterfly valve in a valve body, so that the aim of opening and closing or adjusting is fulfilled.

According to the case "CN 207246432U", a V-type adjusting pneumatic butterfly valve is disclosed, the pneumatic butterfly valve includes a valve seat, a valve body and a pneumatic device, a valve rod and a valve plate are disposed in the valve body, the upper end of the valve rod extends out of the valve body and is connected with the pneumatic device, the valve rod of the case has no limit device, and when in use, under the condition of low flow or high viscosity medium, there may be a gap between the valve plate and the valve body, and there is a need to propose a V-type adjusting pneumatic butterfly valve.

Disclosure of Invention

The utility model aims to provide a V-shaped adjusting type pneumatic butterfly valve, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the V-shaped adjusting type pneumatic butterfly valve comprises a valve body, a valve seat and a pneumatic actuator body, wherein the lower surface of the pneumatic actuator body is provided with the valve body, the lower surface of the valve body is provided with the valve seat, the inner wall of the valve body is rotationally connected with a rotating rod, and one end of the rotating rod penetrates through the bearing and extends into the pneumatic actuator body;

the outer wall of the rotating rod is fixedly connected with a baffle, a fixed cavity is formed in the valve seat in a penetrating manner, one end, far away from the pneumatic actuator body, of the rotating rod extends into the fixed cavity in a penetrating manner through a bearing and is fixedly connected with a rotating gear, and two limiting cavities are formed in the valve seat in a penetrating manner symmetrically relative to the fixed cavity;

the inner walls of the two limiting cavities are all connected with a sliding block in a sliding mode, the inner walls of the two sliding blocks are all fixedly connected with a limiting block, and the two limiting blocks extend into the fixed cavity in a penetrating mode and are propped against the rotating gear.

Preferably, one side, away from the sliding block, of the inner wall of the limiting cavity is slidably connected with a moving block, one side, located on the moving block, of the sliding block is fixedly connected with a spring, and the other ends of the springs are abutted against the corresponding moving block.

Preferably, the outer walls of the two moving blocks are respectively connected with a threaded rod in a rotating mode, and the two threaded rods respectively extend out of the valve seat through the threaded holes in a penetrating mode and are respectively fixedly connected with a handle.

Preferably, the outer walls of the two ends of the valve body are fixedly connected with a connecting seat.

Preferably, the outer walls at two ends of the connecting seat are all in surrounding form and penetrate through a plurality of threaded holes, and the inner walls of the threaded holes are all in threaded connection with a bolt.

Compared with the prior art, the utility model has the beneficial effects that: the pneumatic actuator drives the dwang and the baffle rotates, opens the valve body, utilizes dwang and baffle to be closed with the valve body, utilizes the handle to drive the threaded rod and rotates, and the threaded rod promotes the movable block at spacing intracavity and removes, and the movable block extrudes the spring, until the spring can't compress, and the spring is spacing to slider and stopper, and the stopper prevents that the rotation gear from rotating dwang and baffle, when needs rotate the baffle, utilizes the handle reverse drive threaded rod to rotate, releases spring and slider, carries out spacingly to dwang and baffle, prevents under the circumstances of low discharge or high viscosity medium, and the baffle rotates.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic diagram of a side view of the present utility model;

FIG. 3 is a schematic front view of the connecting seat according to the present utility model;

FIG. 4 is an enlarged schematic view of the portion A of FIG. 1 according to the present utility model;

fig. 5 is a schematic perspective view of a slider and a stopper according to the present utility model.

In the figure: 1. a valve body; 2. a valve seat; 3. a pneumatic actuator body; 4. a rotating lever; 5. a baffle; 6. a fixed cavity; 7. rotating the gear; 8. a spacing cavity; 9. a slide block; 10. a limiting block; 11. a moving block; 12. a spring; 13. a threaded rod; 14. a handle; 15. a connecting seat; 16. a threaded hole; 17. and (5) a bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the V-shaped adjusting type pneumatic butterfly valve comprises a valve body 1, a valve seat 2 and a pneumatic actuator body 3, wherein the lower surface of the pneumatic actuator body 3 is provided with the valve body 1, the lower surface of the valve body 1 is provided with the valve seat 2, the inner wall of the valve body 1 is rotationally connected with a rotating rod 4, and one end of the rotating rod 4 penetrates through a bearing and extends into the pneumatic actuator body 3;

the outer wall of the rotating rod 4 is fixedly connected with a baffle 5, a fixed cavity 6 is formed in the valve seat 2 in a penetrating manner, one end, far away from the pneumatic actuator body 3, of the rotating rod 4 extends into the fixed cavity 6 in a penetrating manner through a bearing and is fixedly connected with a rotating gear 7, and two limiting cavities 8 are formed in the valve seat 2 in a penetrating manner symmetrically relative to the fixed cavity 6;

the inner walls of the two limiting cavities 8 are all connected with a sliding block 9 in a sliding mode, the inner walls of the two sliding blocks 9 are all fixedly connected with a limiting block 10, and the two limiting blocks 10 extend into the fixed cavity 6 in a penetrating mode and are propped against the rotating gear 7.

Wherein, the inner wall of two spacing chambeies 8 is kept away from the equal sliding connection of one side of slider 9 and is had a movable block 11, and two sliders 9 are located the equal fixedly connected with spring 12 of one side of movable block 11, and the other end of two springs 12 all offsets with corresponding movable block 11, and the use spring 12 of being convenient for drives slider 9 and stopper 10 and resets.

Wherein, the outer wall of two movable blocks 11 all rotates and is connected with a threaded rod 13, and two threaded rods 13 all run through the screw and extend outside the disk seat 2 and all fixedly connected with a handle 14, the handle 14 of being convenient for drives threaded rod 13 rotation.

Wherein, the outer wall of both ends of the valve body 1 is fixedly connected with a connecting seat 15, so that the valve body 1 is connected with a pipeline by using the connecting seat 15.

Wherein, the both ends outer wall of two connecting seats 15 all is the form of encircleing and runs through and offer a plurality of screw hole 16, and the equal threaded connection of inner wall of a plurality of screw hole 16 has a bolt 17, is convenient for use bolt 17 to link to each other valve body 1 and pipeline.

Specifically, when the pneumatic actuator is used, the valve is connected with a pipeline through the bolt 17, the rotating rod 4 and the baffle 5 are driven to rotate by starting the pneumatic actuator body 3, the rotating rod 4 drives the rotating gear 7 to rotate in the fixed cavity 6, the pushing block 10 which is propped against the rotating gear 7 is pushed outwards when the rotating gear 7 rotates, the spring 12 pushes the limiting block 10 to move into the rotating gear 7 to open the valve body 1, when the pneumatic actuator body 3 is used for driving the rotating rod 4 and the baffle 5 to rotate, after the baffle 5 rotates, the handle 14 is used for driving the threaded rod 13 to rotate, the threaded rod 13 pushes the moving block 11 to move in the limiting cavity 8 and extrudes the spring 12 until the spring 12 cannot compress, the spring 12 limits the sliding block 9, the limiting block 10 is prevented from moving, the limiting block 10 fixes the rotating gear 7 to prevent the rotating rod 4 and the baffle 5, when the baffle 5 is required to rotate, the handle 14 is used for driving the threaded rod 13 to reversely rotate, the moving block 11 is driven to move outwards, and the spring 12 is released, and the pneumatic actuator body 3 can be used for driving the rotating rod 4 and the baffle 5 to rotate.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a V type regulation formula pneumatic butterfly valve, includes valve body (1) and disk seat (2) and pneumatic actuator body (3), the lower surface of pneumatic actuator body (3) is provided with a valve body (1), the lower surface of valve body (1) is provided with a disk seat (2), the inner wall rotation of valve body (1) is connected with a dwang (4), just the one end of dwang (4) runs through the bearing and extends to in the pneumatic actuator body (3);

the outer wall of the rotating rod (4) is fixedly connected with a baffle (5), and is characterized in that a fixed cavity (6) is formed in the valve seat (2) in a penetrating mode, one end, far away from the pneumatic actuator body (3), of the rotating rod (4) extends into the fixed cavity (6) in a penetrating mode through a bearing, and is fixedly connected with a rotating gear (7), and two limiting cavities (8) are formed in the valve seat (2) in a penetrating mode symmetrically relative to the fixed cavity (6);

the inner walls of the two limiting cavities (8) are both connected with a sliding block (9) in a sliding mode, the inner walls of the two sliding blocks (9) are both fixedly connected with a limiting block (10), and the two limiting blocks (10) extend into the fixed cavity (6) in a penetrating mode and are propped against the rotating gear (7).

2. A V-bank adjustable pneumatic butterfly valve according to claim 1, wherein: one side, far away from the sliding blocks (9), of the inner walls of the two limiting cavities (8) is slidably connected with a moving block (11), one side, located on the moving block (11), of the two sliding blocks (9) is fixedly connected with a spring (12), and the other ends of the two springs (12) are propped against the corresponding moving block (11).

3. A V-bank adjustable pneumatic butterfly valve according to claim 2, wherein: the outer walls of the two moving blocks (11) are respectively connected with a threaded rod (13) in a rotating mode, and the two threaded rods (13) respectively extend out of the valve seat (2) through threaded holes in a penetrating mode and are respectively and fixedly connected with a handle (14).

4. A V-bank adjustable pneumatic butterfly valve according to claim 1, wherein: the outer walls of the two ends of the valve body (1) are fixedly connected with a connecting seat (15).

5. The V-bank adjustable pneumatic butterfly valve of claim 4, wherein: the outer walls at two ends of the two connecting seats (15) are all in surrounding penetrating mode, a plurality of threaded holes (16) are formed in the penetrating mode, and bolts (17) are connected to the inner walls of the threaded holes (16) in a threaded mode.