CN219472777U

CN219472777U - High-tightness bidirectional elastic gate valve

Info

Publication number: CN219472777U
Application number: CN202320138450.1U
Authority: CN
Inventors: 钱佑云
Original assignee: Wuhu City Hongda Rubber Plastic Valve Manufacture Co ltd
Current assignee: Wuhu City Hongda Rubber Plastic Valve Manufacture Co ltd
Priority date: 2023-02-07
Filing date: 2023-02-07
Publication date: 2023-08-04
Anticipated expiration: 2033-02-07

Abstract

The utility model provides a high-tightness bidirectional elastic gate valve, which comprises a valve body arranged on the bidirectional elastic gate valve, wherein a trapezoid base is arranged at the bottom of the valve body, a fixing frame is arranged at the top of the valve body, a spring is arranged at the top of the fixing frame, a hand wheel is arranged at the top of the spring, a threaded rod is arranged in the fixing frame, and a wear-resistant sealing component capable of improving the sealing duration of the valve body is arranged in the valve body.

Description

High-tightness bidirectional elastic gate valve

Technical Field

The utility model mainly relates to the technical field of bidirectional elastic gate valves, in particular to a high-tightness bidirectional elastic gate valve.

Background

The gate valve is a shutter, the moving direction of the shutter is perpendicular to the fluid direction, the gate valve can only be fully opened and fully closed, the gate valve can not be regulated and throttled, the gate valve is sealed by contacting the valve seat and the shutter, and the sealing surface is usually overlaid with a metal material to increase the wear resistance, such as overlaying 1Cr13, STL6, stainless steel and the like. The gate plate has a rigid gate plate and an elastic gate plate, and the gate valve is divided into a rigid gate valve and an elastic gate valve according to the difference of the gate plates.

The bidirectional elastic gate valve is a pipeline shut-off valve and a wear-resistant valve for opening and closing pipeline media. The inner wall is stuck with wear-resistant rubber, and the shutoff effect can be practically met by a plurality of valves, but the service life of a plurality of shutoff valves is short under the wear-resistant industrial and mining conditions, and the common valves can not play a role in sealing under the condition that the sealing surface is slightly damaged.

Disclosure of Invention

The utility model mainly provides a high-tightness bidirectional elastic gate valve, which is used for solving the technical problems in the background technology.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a high leakproofness two-way elastic gate valve, includes the valve body that sets up on two-way elastic gate valve, the valve body bottom is equipped with trapezoidal base, the valve body top is equipped with the mount, the mount top is equipped with the spring, the spring top is equipped with the hand wheel, the inside threaded rod that is equipped with of mount, the inside wear-resisting seal assembly that can promote valve body seal duration that is equipped with of valve body.

Further, the wear-resistant sealing component comprises a sealing plug positioned in the valve body, a wear-resistant steel plate is arranged at the bottom of the sealing plug, high wear-resistant stainless steel is sleeved outside the wear-resistant steel plate, and high wear-resistant rubber is sleeved outside the high wear-resistant stainless steel plate.

Further, the abrasion-resistant steel plate forms an included angle with the high abrasion-resistant stainless steel and the high abrasion-resistant rubber.

Further, the top of the sealing plug is rotationally connected with the bottom of the threaded rod through a connecting shaft.

Further, a notch with an included angle is formed in the trapezoid base, and the trapezoid base is communicated with the inside of the valve body.

Further, the top of the spring is rotationally connected with the bottom of the hand wheel, and the bottom of the spring is fixedly connected with the top of the fixing frame.

Furthermore, connecting flanges are arranged on two sides of the valve body.

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

the utility model is suitable for improving the wear resistance of the valve in the use of the bidirectional elastic gate valve, and the wear-resistant sealing assembly is arranged, and an angle soft sealing structure formed by combining the wear-resistant steel plate, the high wear-resistant stainless steel and the high wear-resistant rubber is formed by the degree sealing blocks.

The utility model will be explained in detail below with reference to the drawings and specific embodiments.

Drawings

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

FIG. 2 is a schematic view of the internal anatomy of the present utility model;

FIG. 3 is a schematic view of the wear seal assembly of the present utility model.

In the figure: 1. a valve body; 101. a connecting flange; 102. a trapezoidal base; 103. a fixing frame; 104. a threaded rod; 105. a spring; 106. a hand wheel; 2. a wear-resistant seal assembly; 201. a sealing plug; 202. a connecting shaft; 203. high wear-resistant stainless steel; 204. high wear-resistant rubber; 205. wear-resistant steel plate.

Detailed Description

In order that the utility model may be more fully understood, a more particular description of the utility model will be rendered by reference to the appended drawings, in which several embodiments of the utility model are illustrated, but which may be embodied in different forms and are not limited to the embodiments described herein, which are, on the contrary, provided to provide a more thorough and complete disclosure of the utility model.

Referring to fig. 1-3, an embodiment of the present utility model is shown, a high-tightness bi-directional elastic gate valve, including a valve body 1 disposed on the bi-directional elastic gate valve, a trapezoid base 102 is disposed at the bottom of the valve body 1, a fixing frame 103 is disposed at the top of the valve body 1, a spring 105 is disposed at the top of the fixing frame 103, a hand wheel 106 is disposed at the top of the spring 105, a threaded rod 104 is disposed inside the fixing frame 103, a wear-resistant sealing component 2 capable of lifting the sealing duration of the valve body is disposed inside the valve body 1, the wear-resistant sealing component 2 includes a sealing plug 201 disposed inside the valve body 1, a wear-resistant steel plate 205 is disposed at the bottom of the sealing plug 201, a high-wear-resistant stainless steel 203 is sleeved outside the wear-resistant steel plate 205, a high-resistant rubber 204 is sleeved outside the high-wear-resistant stainless steel 203, and a 15-degree included angle is formed between the wear-resistant steel plate 205 and the high-wear-resistant stainless steel 203, and the top of the sealing plug 201 is rotationally connected to the bottom of the threaded rod 104 through a connecting shaft 202.

It should be noted that, when the valve body 1 is installed, the installation position, the height and the inlet and outlet direction of the valve body must meet the design requirement, the connection should be firm and tight, various manual valves installed on the heat insulation pipeline must not be downward, the hand wheel and the transmission mechanism must not be allowed to be lifted, the collision is forbidden, the angle soft sealing structure formed by combining 15-degree sealing blocks formed by the wear-resistant steel plate 205, the high-wear-resistant stainless steel 203 and the high-wear-resistant rubber 204 is formed according to the normal installation condition of the valve body 1, the wear-resistant sealing assembly 2 is pressed into the trapezoid base 102 to form a sealing effect, and the sealing effect can be continuously pressed down after the early damage, so that the whole sealing duration of the bidirectional elastic gate valve is improved, and the service life of the valve is prolonged.

Specifically, referring to fig. 1 and 2, a notch with an included angle of 15 degrees is formed in the trapezoid base 102, and the trapezoid base 102 is communicated with the interior of the valve body 1, and the notch with an included angle of 15 degrees is formed in the trapezoid base 102, so that the trapezoid base 102 can be matched with the wear-resistant sealing assembly 2 to form a soft sealing effect.

Specifically, referring to fig. 2, the top of the spring 105 is rotatably connected with the bottom of the hand wheel 106, and the bottom of the spring 105 is fixedly connected with the top of the fixing frame 103, so that the stability of the valve during installation can be improved through the arranged spring 105.

Specifically, referring to fig. 1 and 2, connecting flanges 101 are disposed on two sides of the valve body 1, and the valve can be conveniently installed and removed through the connecting flanges 101.

The specific operation mode of the utility model is as follows:

firstly, a user connects the valve body 1 with a pipeline through the connecting flange 101, an angle soft sealing structure formed by combining 15-degree sealing blocks formed by the wear-resistant steel plate 205, the high-wear-resistant stainless steel 203 and the high-wear-resistant rubber 204 is formed, and the threaded rod 104 is driven to rotate by rotating the hand wheel 106, so that the whole wear-resistant sealing assembly 2 is pressed into the trapezoid base 102 to form a sealing effect, and the valve body can be continuously pressed down to achieve the sealing effect after being damaged in the early stage, so that the whole sealing duration of the bidirectional elastic gate valve is improved, and the service life of the valve is prolonged.

While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the embodiments described above, but is intended to be within the scope of the utility model, as long as such insubstantial modifications are made by the method concepts and technical solutions of the utility model, or the concepts and technical solutions of the utility model are applied directly to other occasions without any modifications.

Claims

1. The utility model provides a high leakproofness two-way elastic gate valve, includes valve body (1) that sets up on two-way elastic gate valve, its characterized in that: the novel valve is characterized in that a trapezoid base (102) is arranged at the bottom of the valve body (1), a fixing frame (103) is arranged at the top of the valve body (1), a spring (105) is arranged at the top of the fixing frame (103), a hand wheel (106) is arranged at the top of the spring (105), a threaded rod (104) is arranged inside the fixing frame (103), a wear-resistant sealing component (2) capable of lifting the sealing duration of the valve body is arranged inside the valve body (1), the wear-resistant sealing component (2) comprises a sealing plug (201) positioned inside the valve body (1), a wear-resistant steel plate (205) is arranged at the bottom of the sealing plug (201), a high wear-resistant stainless steel (203) is sleeved outside the wear-resistant steel plate (205), and a high wear-resistant rubber (204) is sleeved outside the high wear-resistant stainless steel (203).

2. The high-tightness bi-directional elastic gate valve according to claim 1, wherein: the included angle between the wear-resistant steel plate (205) and the high wear-resistant stainless steel (203) and between the wear-resistant steel plate and the high wear-resistant rubber (204) is 15 degrees.

3. The high-tightness bi-directional elastic gate valve according to claim 1, wherein: the top of the sealing plug (201) is rotationally connected with the bottom of the threaded rod (104) through a connecting shaft (202).

4. The high-tightness bi-directional elastic gate valve according to claim 1, wherein: a notch with an included angle of 15 degrees is formed in the trapezoid base (102), and the trapezoid base (102) is communicated with the inside of the valve body (1).

5. The high-tightness bi-directional elastic gate valve according to claim 1, wherein: the top of the spring (105) is rotationally connected with the bottom of the hand wheel (106), and the bottom of the spring (105) is fixedly connected with the top of the fixing frame (103).

6. The high-tightness bi-directional elastic gate valve according to claim 1, wherein: connecting flanges (101) are arranged on two sides of the valve body (1).