CN218895048U

CN218895048U - Stop valve self-locking device

Info

Publication number: CN218895048U
Application number: CN202223605424.XU
Authority: CN
Inventors: 林小强
Original assignee: Fujian Hesheng Valve Co ltd
Current assignee: Fujian Hesheng Valve Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-04-21
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a stop valve self-locking device which comprises a valve body, wherein a valve cover is fixedly arranged at the top of the valve body through a bolt, a valve rod is arranged in an inner cavity of the valve cover, an annular block is fixedly arranged at the top of the valve cover, a mounting column is arranged in the inner cavity of the annular block, a first rotary table is arranged at the top of the annular block, a second rotary table is arranged at the top of the first rotary table, a through groove is formed in the mounting column, and a movable rod is arranged in the through groove. According to the utility model, the valve body is arranged to mount the valve cover, the valve rod is arranged to cut off water in the inner cavity of the valve body, the first rotating disc is arranged to drive the movable rod, the limiting rod is arranged to limit the first rotating disc, and the moving groove is arranged to accommodate the threaded rod, so that the problems that the valve in the prior art is inconvenient to fix after rotating, the valve is easy to rotate again, and trouble is added to a user are solved.

Description

Stop valve self-locking device

Technical Field

The utility model relates to the technical field of stop valves, in particular to a stop valve self-locking device.

Background

The stop valve is the most widely used valve, because the frictional force between the sealing surfaces in the opening and closing process is small, the valve is durable, the opening height is not large, the manufacture is easy, the maintenance is convenient, the stop valve is not only suitable for medium and low pressure environments, but also suitable for high pressure environments, and the closing principle of the stop valve is that the sealing surfaces of the valve clack and the valve seat are tightly attached by means of the pressure of a valve rod, so that medium circulation is prevented.

For example, the Chinese utility model provides a stop valve self-locking device, the bulletin number of which is: CN208535291U, which comprises a protective tube, a primary fixing plate, a bearing, a clamping rod structure, a locking rod structure, a fixing nut, a mounting plate structure, a placing box, a sealing cover, a fixing block, a mounting plate and a nameplate, wherein the primary fixing plate is welded on the upper part of the protective tube; the bearing is embedded in the middle position of the inner side of the primary fixing plate; the clamping rod structure is inserted into the bearing; the locking rod structure is connected to the middle position on the left side of the protection pipe through the fixing nut, but the valve in the prior art is inconvenient to fix after rotating, and the valve is easy to rotate again, so that troubles are added to a user.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model aims to provide the stop valve self-locking device which has the advantage of convenient and quick fixation, and solves the problems that the valve in the prior art is inconvenient to fix after rotating and is easy to rotate again, thereby adding trouble to a user.

(II) technical scheme

The technical scheme includes that the stop valve self-locking device comprises a valve body, wherein a valve cover is fixedly arranged at the top of the valve body through bolts, a valve rod is arranged in an inner cavity of the valve cover, an annular block is fixedly arranged at the top of the valve cover, a mounting column is arranged in the inner cavity of the annular block, a first rotary table is arranged at the top of the annular block, a second rotary table is arranged at the top of the first rotary table, through grooves are formed in the mounting column, movable rods are arranged in the through grooves, uniformly distributed limiting rods are fixedly arranged at the bottom of the first rotary table, and movable grooves are formed in the movable rods.

As a preferable scheme, the inside of first carousel has seted up the holding tank, the top of movable rod and the bottom fixed connection of first carousel.

As the preferable scheme, evenly distributed's spacing groove has been seted up at the top of annular piece, the gag lever post runs through to the inside of annular piece through the spacing groove.

As the preferable scheme, the inside of erection column just is located the bottom in logical groove and has seted up the screw thread groove, the inside rotation in screw thread groove is connected with the threaded rod.

As the preferable scheme, the threaded rod extends to the top of holding tank and bottom fixed connection of second carousel through the removal groove, the spout has all been seted up to the inside of erection column and the both sides that lie in logical groove.

As an optimal scheme, the inside sliding connection of spout has the slider, the side that the slider is relatively close to is connected with the both sides fixed of movable rod.

As the preferable scheme, the inner chamber of spout just is located the top fixed mounting of slider and has the spring, the top of valve rod and the bottom fixed connection of erection column.

(III) beneficial effects

Compared with the prior art, the utility model provides the stop valve self-locking device, which has the following beneficial effects.

1. This stop valve self-locking device installs the valve gap through setting up the valve body, is convenient for cut off the water to the valve body inner chamber through setting up the valve rod, is convenient for drive the movable rod through setting up first steering wheel, is convenient for spacing first steering wheel through setting up the gag lever post, holds the threaded rod through setting up the shifting chute, has solved inconvenient fixedly after the valve of prior art rotates, appears the valve again easily to the trouble problem has been increased for the user.

2. This stop valve self-locking device is convenient for drive the erection column through setting up the movable rod, is convenient for install the threaded rod through setting up the thread groove to spacing to the bottom of gag lever post through setting up the spacing groove, and is spacing the slider through setting up the spout, prevents that the slider from taking place to rock at the in-process that removes, and is spacing the movable rod through setting up the slider, prevents that the movable rod from taking place to rock at the in-process that removes, resets the slider through setting up the spring.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of an annular block according to the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

fig. 4 is an enlarged view of fig. 3 a in accordance with the present utility model.

In the figure: 1. a valve body; 2. a mounting column; 3. a first turntable; 4. a second turntable; 5. a limit rod; 6. a limit groove; 7. a valve cover; 8. a movable rod; 9. a through groove; 10. a thread groove; 11. a moving groove; 12. a threaded rod; 13. a chute; 14. a slide block; 15. a spring; 16. a receiving groove; 17. an annular block; 18. a valve rod.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, the present utility model: the utility model provides a stop valve self-locking device, including valve body 1, there is valve gap 7 at the top of valve body 1 through bolt fixed mounting, the inner chamber of valve gap 7 is provided with valve rod 18, the top fixed mounting of valve gap 7 has annular piece 17, the inner chamber of annular piece 17 is provided with erection column 2, the top of annular piece 17 is provided with first carousel 3, the top of first carousel 3 is provided with second carousel 4, logical groove 9 has been seted up to the inside of erection column 2, the inside of logical groove 9 is provided with movable rod 8, the bottom fixed mounting of first carousel 3 has evenly distributed's gag lever post 5, movable groove 11 has been seted up to the inside of movable rod 8.

Through above-mentioned technical scheme, install valve gap 7 through setting up valve body 1, be convenient for cut off the water of valve body 1 inner chamber through setting up valve rod 18, be convenient for drive movable rod 8 through setting up first carousel 3, be convenient for spacing first carousel 3 through setting up gag lever post 5, hold threaded rod 12 through setting up movable groove 11.

The first rotating disc 3 is internally provided with a containing groove 16, and the top of the movable rod 8 is fixedly connected with the bottom of the first rotating disc 3.

Through above-mentioned technical scheme, be convenient for drive mounting column 2 through setting up movable rod 8.

The top of the annular block 17 is provided with uniformly distributed limiting grooves 6, and the limiting rod 5 penetrates into the annular block 17 through the limiting grooves 6.

Through above-mentioned technical scheme, limit groove 6 is through setting up and is spacing the bottom of gag lever post 5.

The inside of the mounting column 2 and the bottom of the through groove 9 are provided with a thread groove 10, and a threaded rod 12 is rotatably connected to the inside of the thread groove 10.

By the above technical solution, the threaded rod 12 is conveniently mounted by providing the thread groove 10.

The threaded rod 12 extends to the top of the accommodating groove 16 through the moving groove 11 and is fixedly connected with the bottom of the second rotary table 4, and the sliding grooves 13 are formed in the mounting column 2 and located on two sides of the through groove 9.

Through above-mentioned technical scheme, through setting up spout 13 and spacing to slider 14, prevent that slider 14 from taking place to rock at the in-process that removes.

The inside sliding connection of spout 13 has slider 14, and the slider 14 is relative to be close to one side and movable rod 8 both sides fixed connection.

Through above-mentioned technical scheme, through setting up slider 14 and spacing movable rod 8, prevent that movable rod 8 from taking place to rock at the in-process that removes.

The spring 15 is fixedly arranged in the inner cavity of the chute 13 and positioned at the top of the sliding block 14, and the top of the valve rod 18 is fixedly connected with the bottom of the mounting column 2.

Through the above technical scheme, the slider 14 is reset by the arrangement of the spring 15.

The working principle of the utility model is that; when the valve is used, the second rotary table 4 is rotated, the second rotary table 4 drives the threaded rod 12 to rotate, the threaded rod 12 is separated from the inner cavity of the thread groove 10, the first rotary table 3 is moved upwards, the first rotary table 3 drives the limiting rod 5 to be separated from the inner cavity of the limiting groove 6, the first rotary table 3 is rotated, the first rotary table 3 drives the movable rod 8 and the valve rod 18 to rotate, the valve body 1 is opened, the first rotary table 3 is loosened finally, and under the action of the spring 15, the first rotary table 3 drives the limiting rod 5 to enter the inner cavity of the limiting groove 6, and the valve rod 18 is fixed.

Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.

Claims

1. The utility model provides a stop valve self-locking device, includes valve body (1), its characterized in that: valve gap (7) are passed through at the top of valve body (1) through bolt fixed mounting, the inner chamber of valve gap (7) is provided with valve rod (18), the top fixed mounting of valve gap (7) has annular piece (17), the inner chamber of annular piece (17) is provided with erection column (2), the top of annular piece (17) is provided with first carousel (3), the top of first carousel (3) is provided with second carousel (4), logical groove (9) have been seted up to the inside of erection column (2), the inside of logical groove (9) is provided with movable rod (8), evenly distributed's gag lever post (5) are fixedly installed to the bottom of first carousel (3), movable groove (11) have been seted up to the inside of movable rod (8).

2. The shut-off valve self-locking device of claim 1, wherein: the inside of first carousel (3) has seted up holding tank (16), the top of movable rod (8) is connected with the bottom fixed of first carousel (3).

3. The shut-off valve self-locking device of claim 1, wherein: the top of the annular block (17) is provided with uniformly distributed limiting grooves (6), and the limiting rod (5) penetrates into the annular block (17) through the limiting grooves (6).

4. The shut-off valve self-locking device of claim 1, wherein: the mounting column is characterized in that a thread groove (10) is formed in the mounting column (2) and located at the bottom of the through groove (9), and a threaded rod (12) is connected to the inside of the thread groove (10) in a rotating mode.

5. The shut-off valve self-locking device of claim 4, wherein: the threaded rod (12) extends to the top of the accommodating groove (16) through the moving groove (11) and is fixedly connected with the bottom of the second rotary table (4), and sliding grooves (13) are formed in the mounting column (2) and located on two sides of the through groove (9).

6. The shut-off valve self-locking device of claim 5, wherein: the inside sliding connection of spout (13) has slider (14), the side that slider (14) are close to relatively is connected with the both sides fixed of movable rod (8).

7. The shut-off valve self-locking device of claim 6, wherein: the inner cavity of the sliding groove (13) is fixedly provided with a spring (15) at the top of the sliding block (14), and the top of the valve rod (18) is fixedly connected with the bottom of the mounting column (2).