CN216643100U

CN216643100U - Rotary plate valve for pipeline

Info

Publication number: CN216643100U
Application number: CN202122939903.4U
Authority: CN
Inventors: 石超; 韩淑婷
Original assignee: Rizhao Sanlian Water Transfer Co ltd
Current assignee: Rizhao Sanlian Water Transfer Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-05-31
Anticipated expiration: 2031-11-25

Abstract

The utility model provides a rotation type plate valve for pipeline, include the valve main part that links to each other with the outside pipeline, drive assembly and fixed knot construct, the inside closing plate that is equipped with of valve main part, drive assembly includes the actuating lever, the transfer line, torsion spring and rotatory handle, the actuating lever is connected with the closing plate, the transfer line is connected with the actuating lever transmission, rotatory handle is connected with torsion spring and with transfer line fixed connection, torsion spring has power storage state and initial state, pivoted rotatory handle drives the transfer line and rotates, then drive the actuating lever and rotate, make the actuating lever drive the closing plate and rotate in order to realize the switching of valve main part, and, pivoted rotatory handle drives torsion spring and switches between power storage state and initial state, the torsion spring correspondence of power storage state is in the valve main part of opening, fixed knot constructs and is used for being fixed in torsion spring and holds the power state. The valve can be closed more easily by the stored state of the torsion spring.

Description

Rotary plate valve for pipeline

Technical Field

The application belongs to the technical field of fluid valve, concretely relates to rotation type plate valve for pipeline.

Background

For a large-caliber pipeline, because the pipeline has a large size, how to effectively control the pipeline is very important. For large-caliber pipelines, various electric valves are generally adopted for control due to large resistance, but in some special occasions or temporary occasions, manual valves are adopted, and the effect of the manual valves is poor when the manual valves are required to be quickly closed.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the present application provides a rotary plate valve for a pipeline, comprising a valve body, a driving assembly and a fixing structure, wherein the valve body is connected with an external pipeline, the valve body is internally provided with a sealing plate, the driving assembly comprises a driving rod, a transmission rod, a torsion spring and a rotary handle, the driving rod is connected with the sealing plate, the transmission rod is in transmission connection with the driving rod, the rotary handle is connected with the torsion spring and is fixedly connected with the transmission rod, the torsion spring has a force accumulation state and an initial state, the rotary handle drives the transmission rod to rotate, then the driving rod is driven to rotate, the driving rod drives the sealing plate to rotate so as to realize the opening and closing of the valve body, and the rotary handle drives the torsion spring to switch between the force accumulation state and the initial state, the torsion spring in the power accumulation state corresponds to the opened valve main body, and the fixing structure is used for fixing the torsion spring in the power accumulation state.

Optionally, a side of the valve body opposite to the driving assembly is provided with a groove, and the driving rod is inserted into the groove in a sealing mode.

Optionally, a supporting table is arranged on the outer side of the valve main body, an accommodating cavity is formed in the supporting table, and the transmission rod and the driving rod are in transmission connection in the accommodating cavity.

Optionally, a guide component is further disposed in the accommodating cavity, the guide component includes a guide frame fixed to the accommodating cavity and a guide bearing disposed on the guide frame, and the driving rod passes through the guide bearing.

Optionally, the containing cavity is provided with a butt plate, the butt plate is fixed to the guide frame, and the transmission rod is abutted to the butt plate.

Optionally, the rotating handle is provided with a placement groove, and the torsion spring is disposed in the placement groove.

Optionally, the outer side of the rotating handle is provided with a frosting surface or a protruding rod.

Optionally, the drive rod and the drive rod are drivingly connected by a bevel gear.

Optionally, a limit groove is formed in the transmission rod, the fixing structure is a limit rod arranged on the support table, the limit rod is inserted into the limit groove to limit the transmission rod to rotate, and then the rotating handle is fixed.

Optionally, a limiting structure is arranged on the rotating handle, the fixing structure is arranged on the supporting table, and the fixing structure is matched with the limiting structure to limit the rotation of the rotating handle.

This application can bring following beneficial effect:

the rotary handle is connected with the torsion spring, in the process of switching the valve main body from closing to opening, the rotary handle drives the transmission rod to rotate, the rotary transmission rod drives the driving rod to rotate, then the driving rod drives the sealing plate to rotate, the valve main body is opened, meanwhile, the rotary handle drives the torsion spring to rotate, the torsion spring is in a force accumulation state, namely, has the tendency of restoring the original position, at the moment, the whole driving assembly is fixed by using the fixing structure, so that the valve main body is in the opening state, when the valve main body needs to be closed, the locking of the driving assembly is released, the rotary handle rotates in the opposite direction to drive the driving rod to return the sealing plate belt to the position for closing the valve main body, and because the torsion spring also has the tendency of restoring the original position, the power can be provided for closing the valve main body, and the valve main body can be closed more easily, the speed of closing the valve body is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of a rotary plate valve according to a first embodiment of the present application;

fig. 2 is a schematic view of the internal structure of a rotary plate valve according to the first embodiment of the present application.

Description of reference numerals:

1. a valve body; 11. a sealing plate; 12. a support table; 121. an accommodating chamber; 122. a guide frame; 123. Abutting against the plate; 13. a groove;

2. a drive assembly; 21. a drive rod; 22. a transmission rod; 23. rotating the handle; 231. a placement groove; 232. A projecting rod; 24. a torsion spring;

3. a limiting rod.

Detailed Description

In order to clearly explain the technical features of the present invention, the present application will be explained in detail by the following embodiments in combination with the accompanying drawings.

As shown in the drawings, the following detailed description is given by way of example in order to more clearly explain the overall concept of the present application.

In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The first embodiment of the present application:

as shown in fig. 1 and 2, the rotary plate valve of the present embodiment comprises a valve body 1 connected to an external pipe and a drive assembly 2. The inside of valve main part 1 is equipped with closing plate 11, and the pipe diameter size looks adaptation of closing plate 11 size and valve main part 1 for closing plate 11 can be through laminating in order to close valve main part 1 with the inner wall with valve main part 1. The drive assembly 2 is used to drive the seal plate 11 to rotate, thereby switching the seal plate 11 between positions of closing the valve body 1 and opening the valve body 1.

Referring to fig. 1 and 2, a support base 12 is provided on the outside of the valve body 1, and the support base 12 is provided with an accommodating chamber 121. The driving assembly 2 comprises a driving rod 21, a driving rod 22, a rotating handle 23 and a torsion spring 24, wherein one end of the driving rod 21 is positioned in the accommodating cavity 121, the other end of the driving rod 21 penetrates through the valve body 1 and extends into the groove 13 on the valve body 1, and the driving rod 21 is fixedly connected with the sealing plate 11, so that the rotating driving rod 21 can drive the sealing plate 11 to rotate; one end of the transmission rod 22 is positioned in the accommodating cavity 121, the other end of the transmission rod 22 extends out of the accommodating cavity 121, and the part of the transmission rod 22 positioned in the accommodating cavity 121 is in transmission connection with the part of the driving rod 21 positioned in the accommodating cavity 121 through an umbrella-shaped gear, so that the rotating transmission rod 22 can drive the driving rod 21 to rotate; the rotating handle 23 is arranged outside the accommodating cavity 121 and is fixedly connected with the part of the transmission rod 22 extending out of the accommodating cavity 121, so that the rotating handle 23 can drive the transmission rod 22 to rotate; the rotating handle 23 is provided with a placing groove 231, the torsion spring 24 is arranged in the placing groove 231, one end of the torsion spring is fixed on the outer wall of the accommodating cavity 121, and the other end of the torsion spring is fixedly connected with the rotating handle 23, so that the rotating handle 23 can drive the torsion spring 24 to rotate.

With continued reference to fig. 1 and 2, further, a guide frame 122 is disposed in the accommodating cavity 121, the guide frame 122 is fixed on an inner wall of the accommodating cavity 121, a guide bearing (not shown) is disposed on the guide frame 122, and the driving rod 21 passes through the guide bearing, so that the guide frame 122 does not hinder the rotation of the driving rod 21 while positioning the driving rod 21 in the circumferential direction. An abutting plate 123 is further fixed to the guide frame 122, and the end of the transmission rod 22 located in the accommodating cavity 121 abuts against the abutting plate 123.

As shown in fig. 1 and 2, the outer surface of the rotating handle 23 is provided with a protrusion bar 232 so that the rotating handle 23 is rotated by breaking the protrusion bar 232.

It should be noted that a frosted surface may be provided on the surface of the rotating handle 23 to facilitate the rotation.

As shown in fig. 2, the plate valve is further provided with a limiting rod 3 as a fixing structure, a limiting groove (not shown in the figure) is formed in the transmission rod 22, one end of the limiting rod 3 extends into the accommodating cavity 121, and the other end of the limiting rod is located outside the accommodating cavity 121, so that a user can move the limiting rod 3 through the part located outside, the limiting rod 3 moves along the self axial direction, and the limiting rod 3 can be embedded into the limiting groove of the transmission rod 22, so that the rotation of the transmission rod 22 is limited.

Referring to fig. 1 and 2, in the process of switching the valve body 1 from the closed state to the open state, a user may rotate the rotating handle 23, so that the rotating handle 23 drives the transmission rod 22 to rotate, the rotating transmission rod 22 drives the driving rod 21 to rotate, and then the driving rod 21 drives the sealing plate 11 to rotate, the sealing plate 11 rotates from the position of closing the valve body 1 to the position of opening the valve body 1, so as to open the valve body 1, and meanwhile, the rotating handle 23 drives the torsion spring 24 to rotate, so that the torsion spring 24 is in a force accumulation state, i.e., has a tendency of returning to the original position, at this time, the limit rod 3 just aligns with the limit groove on the transmission rod 22, so that the limit rod 3 is embedded into the limit groove to fix the entire driving assembly 2, so as to make the valve body 1 in the open state. When the valve body 1 needs to be closed, the driving assembly 2 is unlocked, the rotating handle 23 is rotated in the opposite direction to drive the driving rod 21 to bring the sealing plate 11 back to the position for closing the valve body 1, and at the moment, the torsion spring 24 also has the tendency of returning to the original position, so that the assistance force can be provided for the closing of the valve body 1, the valve body 1 can be closed more easily, and the closing speed of the valve body 1 is increased.

Second embodiment of the present application:

although not shown in the drawings, unlike the first embodiment, the present embodiment achieves locking of the entire driving assembly by providing a limiting structure on the rotation handle and disposing a fixing structure on the support platform such that the fixing structure cooperates with the limiting structure to limit rotation of the rotation handle.

Specifically, can set up the fixed block that is connected with the spring in the outer wall department that holds the chamber and rotatory handle contact, set up the fixed slot that matches with the fixed block on rotatory handle, when the valve main part is in the closure state, fixed block and fixed slot dislocation, the fixed block is by rotatory handle extrusion and compression spring, when rotatory handle makes the valve main part rotate the opening state by the closure state, fixed block and fixed slot are aimed at, the fixed block stretches into in the middle of the fixed slot under the effect of spring force, thereby with rotatory handle locking, be about to the torsion spring locking at the power storage state. When the valve main body needs to be closed, the fixing block is manually returned, and the locking of the rotating handle is released.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. A rotary plate valve for pipelines is characterized by comprising a valve main body, a driving assembly and a fixing structure, wherein the valve main body is connected with an external pipeline, a sealing plate is arranged inside the valve main body, the driving assembly comprises a driving rod, a transmission rod, a torsion spring and a rotary handle, the driving rod is connected with the sealing plate, the transmission rod is in transmission connection with the driving rod, the rotary handle is connected with one end of the torsion spring and is fixedly connected with the transmission rod, the torsion spring has a force accumulation state and an initial state, the rotary handle drives the transmission rod to rotate so as to drive the driving rod to rotate, the driving rod drives the sealing plate to rotate so as to realize the opening and closing of the valve main body, and the rotary handle drives the torsion spring to switch between the force accumulation state and the initial state, the torsion spring in the power accumulation state corresponds to the opened valve main body, and the fixing structure is used for fixing the torsion spring in the power accumulation state.

2. A rotary plate valve for pipes as set forth in claim 1 wherein said valve body is provided with a recess on a side thereof opposite said drive assembly, said drive rod being sealingly inserted into said recess.

3. A rotary plate valve for pipelines as claimed in claim 1 wherein said valve body is provided on the outside thereof with a support platform, said support platform being provided with a receiving cavity, said drive rod and said drive rod being in driving connection within said receiving cavity.

4. A rotary plate valve for pipes according to claim 3 wherein the receiving chamber is further provided with a guide member therein, the guide member including a guide frame fixed to the receiving chamber and a guide bearing provided on the guide frame, the drive rod passing through the guide bearing.

5. A rotary plate valve for pipes as claimed in claim 4 wherein an abutment plate is provided in the receiving cavity, the abutment plate being secured to the guide frame, the drive link being disposed in abutment with the abutment plate.

6. A rotary plate valve for pipes as set forth in claim 1 wherein said rotary handle is provided with a placement slot and said torsion spring is disposed within said placement slot.

7. A rotary plate valve for pipes as claimed in claim 1 wherein the outside of the rotary handle is provided with a frosted surface or raised bars.

8. A rotary plate valve for pipes according to claim 1 wherein said drive rod and said drive rod are drivingly connected by a bevel gear.

9. A rotary plate valve for pipes as set forth in claim 3 wherein said driving rod is provided with a limiting groove, and said fixing structure is a limiting rod provided on said supporting table, said limiting rod being inserted into said limiting groove to limit rotation of said driving rod, thereby fixing said rotary handle.

10. A rotary plate valve for pipes as claimed in claim 3 wherein the rotary handle is provided with a limit formation and the securing formation is provided on the support platform, the securing formation cooperating with the limit formation to limit rotation of the rotary handle.