CN215522027U

CN215522027U - Gate plate structure for wedge gate valve

Info

Publication number: CN215522027U
Application number: CN202023276438.2U
Authority: CN
Inventors: 李波
Original assignee: Jiangsu Oilway Machinery Co ltd
Current assignee: Jiangsu Oilway Machinery Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2022-01-14
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to the technical field of wedge gate valves, in particular to a gate plate structure for a wedge gate valve, which comprises a valve plate, wherein a valve post is integrally formed at the top end of the valve plate, a bearing is installed at the top of the valve post, a cushion layer is glued at the bottom end of the valve plate, and inclined planes are symmetrically chiseled on two sides of the valve plate. The valve plate is fixed in the bearing inner shaft through the external valve rod, the valve rod can drive the bearing inner shaft to rotate when descending and rotating, the valve plate is pushed by the bearing to descend, the valve plate is convenient to connect with an external structure, the valve plate is high in adaptability and practical, the valve rod can conveniently move up and down in a matched mode, and the valve plate is suitable for wide popularization and use.

Description

Gate plate structure for wedge gate valve

Technical Field

The utility model relates to the technical field of wedge gate valves, in particular to a gate plate structure for a wedge gate valve.

Background

Two sealing surfaces of the most common wedge gate valve form a wedge shape, the wedge angle is different along with the valve parameters, and the gate plate of the wedge gate valve which is usually 50 can be made into a whole, namely a rigid gate plate; the gate plate can also be made into a gate plate capable of generating micro deformation so as to improve the manufacturability of the gate plate and compensate the deviation of the angle of the sealing surface in the machining process, and the gate plate is called an elastic gate plate.

The existing patent (publication number is CN104358890A) and wedge type are flashboard structure for gate valve, this patent wedge type is flashboard structure for gate valve, and four summit punishments of forging flashboard are welded respectively and are had the sealed face of cobalt-based alloy, and the bottom is equipped with horizontal pressure release hole and fore-and-aft elastic groove in the forging flashboard, but its and exterior structural connection adaptability is relatively poor, and the valve plate cooperation valve rod of being convenient for reciprocates.

Therefore, the gate plate structure for the wedge gate valve is convenient to connect with an external structure, has strong adaptability, and is convenient to move up and down in cooperation with a valve rod.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a flashboard structure for a wedge type gate valve, which solves the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a flashboard structure for wedge gate valve, includes the valve plate, valve plate top integrated into one piece has the valve column, the bearing is installed at the valve column top, valve plate bottom veneer has the bed course, the equal symmetry in valve plate both sides is dug there is the inclined plane of slope form.

In a preferred embodiment of the present invention, a first groove body in a concave shape is cut at the top of the outer wall of the inclined plane.

In a preferred embodiment of the present invention, a second groove is cut at the bottom of the outer wall of the inclined plane.

In a preferred embodiment of the present invention, the sealing block is integrally formed at the bottom of the outer wall of the valve plate.

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

according to the gate plate structure for the wedge gate valve, the valve plate, the valve column and the bearing are arranged, the external valve rod is fixed in the bearing inner shaft correspondingly, the valve rod descends and rotates to drive the bearing inner shaft to rotate, so that the bearing pushes the valve plate to descend, the valve plate is convenient to connect with an external structure, the adaptability is high, and the valve rod is convenient to move up and down in a matched mode.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of the overall structure of a gate plate structure for a wedge gate valve according to the present invention;

fig. 2 is a schematic front view of a valve plate structure of a gate plate structure for a wedge gate valve according to the present invention.

In the figure: 1. a spool; 2. a bearing; 3. a bevel; 4. a first tank body; 5. a second tank body; 6. a cushion layer; 7. a pressure relief groove; 8. a valve plate; 9. and (6) sealing the block.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the type of the electrical appliance provided by the utility model is only used for reference. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

Referring to fig. 1-2, the present invention provides a technical solution: a gate plate structure for a wedge gate valve comprises a valve plate 8, wherein a valve column 1 is integrally formed at the top end of the valve plate 8, a bearing 2 is installed at the top of the valve column 1, a cushion layer 6 is glued at the bottom end of the valve plate 8, and inclined planes 3 are symmetrically cut on two sides of the valve plate 8; wherein, correspond axle in the bearing 2 and fix through outside valve rod, the valve rod descends to rotate and can drive axle rotation in the bearing 2 for bearing 2 promotes valve plate 8 and descends, is convenient for be connected with exterior structure, and adaptability is stronger, is convenient for coordinate the valve rod and removes from top to bottom.

In the embodiment, referring to fig. 1, a concave first groove 4 is formed at the top of the outer wall of the inclined plane 3, wherein the first groove 4 is conveniently attached to the outer wall fixing structure through the first groove 4 on the inclined plane 3 at two sides of the valve plate 8.

In this embodiment, referring to fig. 1, a second groove 5 is chiseled at the bottom of the outer wall of the inclined plane 3, wherein the structure of the second groove 5 is the same as that of the first groove 4.

In this embodiment, referring to fig. 1, a concave pressure relief groove 7 is formed at the bottom end of the valve plate 8, wherein air in the pressure relief groove 7 prevents the valve plate 8 from being squeezed tightly to form a negative pressure opening and closing difficulty.

In this embodiment, referring to fig. 1, a sealing block 9 is integrally formed at the bottom of the outer wall of the valve plate 8, wherein the sealing block 9 is a rectangular block, so as to be attached to the sealing groove conveniently.

It should be noted that, the present invention is a gate plate structure for wedge gate valve, the structure and principle of which are known by the technical manual or known by the conventional experimental method, at the idle position of the device, all the electric devices, which refer to the power element, the electric devices, the adaptive monitoring computer and the power supply, are connected by the conducting wire, the specific connection means, referring to the following working principle, the electric devices complete the electric connection in sequence, the detailed connection means is the known technology in the art, the following main introduces the working principle and process without describing the electric control, the structure and principle of which are known by the technical manual or known by the conventional experimental method, during the working, the external valve rod is fixed corresponding to the inner shaft of the bearing 2, the valve rod rotates downwards to drive the inner shaft of the bearing 2 to rotate, make bearing 2 promote the decline of valve plate 8, be convenient for and external structure connection, through first cell body 4 on the inclined plane 3 of 8 both sides of valve plate, first cell body 4 is convenient for laminate outer wall fixed knot constructs, and the structure through second cell body 5 is unanimous with the structure of first cell body 4, valve plate 8 descends and makes sealed piece 9 correspond the outer wall seal groove and carry out the block, and reduce the clearance through bed course 6, the air in pressure release groove 7 avoids 8 extrudees the inseparable negative pressure that forms of valve plate to open and shut the difficulty.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a flashboard structure for wedge gate valve, includes valve plate (8), its characterized in that: valve plate (8) top integrated into one piece has valve column (1), bearing (2) are installed at valve column (1) top, valve plate (8) bottom veneer has bed course (6), the equal symmetry in valve plate (8) both sides is dug has inclined plane (3) of slope form.

2. The gate plate structure for a wedge gate valve according to claim 1, wherein: the top of the outer wall of the inclined plane (3) is provided with a sunken first groove body (4).

3. The gate plate structure for a wedge gate valve according to claim 1, wherein: and a concave second groove body (5) is formed at the bottom of the outer wall of the inclined plane (3).

4. The gate plate structure for a wedge gate valve according to claim 1, wherein: the bottom end of the valve plate (8) is provided with a sunken pressure relief groove (7).

5. The gate plate structure for a wedge gate valve according to claim 1, wherein: and a sealing block (9) is integrally formed at the bottom of the outer wall of the valve plate (8).