CN219198312U

CN219198312U - Water-cooled dome valve

Info

Publication number: CN219198312U
Application number: CN202223552804.1U
Authority: CN
Inventors: 俞爱华; 俞杰
Original assignee: Jiangsu Gen De Power Equipment Co ltd
Current assignee: Jiangsu Gen De Power Equipment Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-06-16
Anticipated expiration: 2032-12-28

Abstract

The utility model discloses a water-cooling dome valve, which relates to the technical field of dome valves and comprises a shell and a valve core arranged in the shell, wherein the valve core is connected with the shell through a connecting component, the connecting component comprises a connecting plate, a rotating shaft, a collision spring, a moving block, a square rod, a fixed cover and a locking screw rod, the connecting plate is fixedly connected with the end part of the valve core, the rotating shaft is movably connected with the inside of the shell, a mounting groove is formed in the end part of the rotating shaft, one end of the collision spring is fixedly connected with the inner wall of the mounting groove, the other end of the collision spring is fixedly connected with the moving block, one end of the square rod is fixedly connected with the other side of the moving block, a square hole matched with the square rod is formed in the inside of the connecting plate, and the fixed cover is sleeved at the end part of the square rod. The water-cooling dome valve is convenient to detach the valve core by arranging the connecting component, is simple to operate, does not need to replace the whole dome valve, and causes cost increase.

Description

Water-cooled dome valve

Technical Field

The utility model relates to the technical field of dome valves, in particular to a water-cooled dome valve.

Background

The dome valve is a quick opening and closing valve widely applied to industries such as pneumatic conveying systems of thermal power plants, cement, chemical industry, metallurgy, papermaking, pharmacy and the like. The valve core of the dome valve is a spherical dome, when the dome valve is started, the rubber sealing ring is exhausted, the cylinder or the hydraulic cylinder drives the valve core of the dome valve to rotate, and the valve is opened; when the dome valve is closed, the rubber sealing ring is inflated, expanded and tightly pressed on the spherical dome valve core to form a reliable sealing ring belt to prevent the flow of materials in the pipeline.

However, after the dome valve is used for a long time, because the dome valve is frequently opened and closed, the spherical surface of the valve core is seriously worn, and the sealing performance is reduced, the whole valve core is often required to be maintained or replaced, the valve core is generally fixed on the control shaft by directly welding on a base of the valve core, and the valve core is difficult to assemble, disassemble, maintain and replace and has higher cost.

Disclosure of Invention

The utility model mainly aims to provide a water-cooling dome valve, which can effectively solve the problems of high difficulty in disassembly, assembly, maintenance and replacement and high cost caused by the fact that the whole valve core is maintained or replaced in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the water-cooling dome valve comprises a shell and a valve core arranged in the shell, wherein the valve core is connected with the shell through a connecting component;

the connecting assembly comprises a connecting plate, a rotating shaft, a collision spring, a moving block, a square rod, a fixed cover and a locking screw rod, wherein the connecting plate is fixedly connected with the end part of the valve core, the rotating shaft is movably connected with the inside of the shell, a mounting groove is formed in the end part of the rotating shaft, one end of the collision spring is fixedly connected with the inner wall of the mounting groove, the other end of the collision spring is fixedly connected with the moving block, one end of the square rod is fixedly connected with the other side of the moving block, a square hole matched with the square rod is formed in the connecting plate, the end part of the square rod is sleeved with the fixed cover, the locking screw rod is in threaded connection with the inner thread of the fixed cover, and a threaded hole matched with the locking screw rod is formed in the side surface of the square rod, so that the valve core can be replaced independently, and the cost is saved.

Preferably, the side of movable block fixedly connected with push rod, the side of pivot is offered and is moved the groove with push rod looks adaptation, is convenient for promote the movable block and removes.

Preferably, the movable groove matched with the rotating shaft is formed in the shell, the sealing piece is arranged in the movable groove, the guide block is fixedly connected to the side face of the rotating shaft, and the guide groove matched with the guide block is formed in the inner wall of the movable groove, so that the rotating shaft is conveniently guided.

Preferably, the number of the connecting components is two, and the two groups of the connecting components are symmetrically distributed along the vertical central axis of the shell.

Preferably, one group of the connecting components is movably connected with an electric cylinder at the end part of the rotating shaft, so that the valve core is conveniently driven to rotate.

Preferably, the top fixedly connected with helping hand pole of locking screw rod is convenient to rotate helping hand to the locking screw rod.

Preferably, the side fixedly connected with stopper of movable block, the spacing groove with stopper looks adaptation is seted up to the inner wall of mounting groove, is convenient for carry out spacingly to the movable block.

Compared with the prior art, the utility model has the following beneficial effects:

according to the valve core dismounting device, the connecting assembly is arranged, when the valve core needs to be replaced, the locking screw is separated from the square rod by rotating the power-assisted rod, the fixed cover is dismounted, then the push rod is pushed to drive the moving block to move until the square rod is driven by the moving block to synchronously move, the valve core can be dismounted until the square rod is separated from the square hole, the operation is simple, the whole dome valve does not need to be replaced, and the cost is increased, wherein the moving block can be guided and limited by the limiting block, the moving block is prevented from being deflected, and the square rod can be prevented from being deflected in the square hole to influence the connection stability.

Drawings

FIG. 1 is a perspective view of the overall structure of a water-cooled dome valve of the present utility model;

FIG. 2 is a front cross-sectional view of a water-cooled dome valve of the present utility model;

FIG. 3 is an enlarged view of the water-cooled dome valve of FIG. 2 at A in accordance with the present utility model;

FIG. 4 is an enlarged view of the water-cooled dome valve of FIG. 3 at B in accordance with the present utility model;

FIG. 5 is an enlarged view of the water-cooled dome valve of FIG. 3 at C according to the present utility model.

In the figure: 1. a housing; 2. a valve core; 3. a connecting plate; 4. a rotating shaft; 5. a contact spring; 6. a moving block; 7. square bar; 8. a fixed cover; 9. locking the screw rod; 10. a push rod; 11. a moving groove; 12. a guide block; 13. an electric cylinder; 14. a booster rod; 15. a limiting block; 16. and a limit groove.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of 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 direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," 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 "mounted," "provided," "connected," and the like are to be construed broadly, and may be 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, and can be communication between two elements. 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. 1-5, the utility model discloses a water-cooled dome valve, which comprises a shell 1 and a valve core 2 arranged in the shell 1, wherein the valve core 2 is connected with the shell 1 through a connecting component;

the connecting assembly comprises a connecting plate 3, a rotating shaft 4, a collision spring 5, a moving block 6, a square rod 7, a fixed cover 8 and a locking screw 9, wherein the connecting plate 3 is fixedly connected with the end part of the valve core 2, the rotating shaft 4 is movably connected with the inside of the shell 1, the end part of the rotating shaft 4 is provided with a mounting groove, one end of the collision spring 5 is fixedly connected with the inner wall of the mounting groove, the other end of the collision spring 5 is fixedly connected with the moving block 6, one end of the square rod 7 is fixedly connected with the other side of the moving block 6, a square hole matched with the square rod 7 is formed in the connecting plate 3, the fixed cover 8 is sleeved on the end part of the square rod 7, the locking screw 9 is in threaded connection with the inside of the fixed cover 8, the side surface of the square rod 7 is provided with a threaded hole matched with the locking screw 9, and the valve core 2 is convenient to replace independently, and the cost is saved.

The side of the moving block 6 is fixedly connected with a push rod 10, and the side of the rotating shaft 4 is provided with a moving groove 11 matched with the push rod 10, so that the moving block 6 is conveniently pushed to move.

The movable groove matched with the rotating shaft 4 is formed in the shell 1, a sealing piece is arranged in the movable groove, the guide block 12 is fixedly connected to the side face of the rotating shaft 4, and the guide groove matched with the guide block 12 is formed in the inner wall of the movable groove, so that the rotating shaft 4 can be guided conveniently.

The number of the connecting components is two, and the two groups of connecting components are symmetrically distributed along the vertical central axis of the shell 1.

The end part of the rotating shaft 4 of one group of connecting components is movably connected with an electric cylinder 13, so that the valve core 2 is conveniently driven to rotate.

The top fixedly connected with helping hand pole 14 of locking screw rod 9 conveniently carries out the rotation helping hand to locking screw rod 9.

The side fixedly connected with stopper 15 of movable block 6, the limiting groove 16 with stopper 15 looks adaptation is seted up to the inner wall of mounting groove, is convenient for carry out spacingly to movable block 6.

The working principle of the utility model is as follows: when the valve core 2 needs to be replaced, firstly, the locking screw 9 is separated from the square rod 7 by rotating the power-assisted rod 14, the fixed cover 8 is removed, and then, the push rod 10 is pushed to drive the moving block 6 to move until the moving block 6 drives the square rod 7 to synchronously move until the square rod 7 is separated from the square hole, so that the valve core 2 can be removed, and details which are not described in the specification belong to the prior art known to the person skilled in the art.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a water-cooling dome valve, includes shell (1) to and case (2) that set up in shell (1), its characterized in that: the valve core (2) is connected with the shell (1) through a connecting component;

coupling assembling includes connecting plate (3), pivot (4), conflict spring (5), movable block (6), square pole (7), fixed cover (8) and locking screw (9), connecting plate (3) and case (2) tip fixed connection, the inside swing joint of pivot (4) and shell (1), the mounting groove has been seted up to pivot (4) tip, the one end and the inner wall fixed connection of mounting groove of conflict spring (5), the other end and the movable block (6) fixed connection of conflict spring (5), the one end and the opposite side fixed connection of movable block (6) of square pole (7), just square hole with square pole (7) looks adaptation has been seted up to the inside of connecting plate (3), the tip at square pole (7) is established to fixed cover (8) cover, locking screw (9) and the inside threaded connection of fixed cover (8), just screw hole with locking screw (9) looks adaptation has been seted up to the side of square pole (7).

2. A water cooled dome valve in accordance with claim 1 wherein: the side of movable block (6) fixedly connected with push rod (10), movable groove (11) with push rod (10) looks adaptation are seted up to the side of pivot (4).

3. A water cooled dome valve in accordance with claim 1 wherein: the movable groove matched with the rotating shaft (4) is formed in the shell (1), the guide block (12) is fixedly connected to the side face of the rotating shaft (4), and the guide groove matched with the guide block (12) is formed in the inner wall of the movable groove.

4. A water cooled dome valve in accordance with claim 1 wherein: the number of the connecting components is two, and the two connecting components are symmetrically distributed along the vertical central axis of the shell (1).

5. The water-cooled dome valve of claim 4 wherein: the end part of the rotating shaft (4) of one group of the connecting components is movably connected with an electric cylinder (13).

6. A water cooled dome valve in accordance with claim 1 wherein: the top of the locking screw rod (9) is fixedly connected with a booster rod (14).

7. A water cooled dome valve in accordance with claim 1 wherein: the side of movable block (6) fixedly connected with stopper (15), spacing groove (16) with stopper (15) looks adaptation are seted up to the inner wall of mounting groove.