CN213017973U

CN213017973U - Valve body with multiple angle sealing

Info

Publication number: CN213017973U
Application number: CN202021070034.5U
Authority: CN
Inventors: 张乐全; 杨金胜; 王广; 运广琪; 王东辉
Original assignee: Bensv Valve Stock Co ltd
Current assignee: Bensv Valve Stock Co ltd
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2021-04-20
Anticipated expiration: 2030-06-11

Abstract

The utility model provides a valve body with multiple angle is sealed belongs to the valve and makes technical field, including valve body main part, last axle bed, lower axle bed, vertical connecting portion, horizontal connecting portion and arch, go up the upper end of axle bed in the valve body main part, the axle bed is at the lower extreme of valve body down, vertical connecting portion have the first hole that runs through vertical connecting portion perpendicularly in the upper end of last axle bed, the edge of vertical connecting portion has the second hole that runs through vertical connecting portion perpendicularly, horizontal connecting portion both ends about the valve body main part, the level runs through the valve body main part all around of valve body main part, the arch has first domatic and second domatic in the inside of valve body main part, the bellied left and right sides. The utility model discloses compact structure, the dismouting is easy, the maintenance of being convenient for.

Description

Valve body with multiple angle sealing

Technical Field

The utility model belongs to the technical field of the valve is made, a valve body with multiple angle is sealed is related to.

Background

The valve is generally used for water supply and drainage and gas pipelines with the temperature of less than or equal to 120 ℃ and the nominal pressure of less than or equal to 1.6MPa, such as food, medicine, chemical industry, petroleum, electric power, light textile, paper making and the like, and has the functions of flow regulation and fluid cutoff, the operation of opening or closing the valve is mainly completed through the rotary motion of a disc-shaped butterfly plate in the valve body around a central axis, the rotary angle of the butterfly plate is between 0 and 90 degrees, the existing valve body has the disadvantages of complex structure, unchanged disassembly, assembly and maintenance and poor sealing effect.

SUMMERY OF THE UTILITY MODEL

The to-be-solved problem of the utility model is to have a valve body that multiple angle is sealed belongs to the valve and makes technical field, compact structure, and the dismouting is easy, and the maintenance of being convenient for, the valve is opened the back butterfly plate can break away from the disk seat rapidly, eliminated butterfly plate and excessive extrusion of disk seat unnecessary by a wide margin, lightened and opened the resistance distance, makes the valve totally enclosed, reveals to be zero.

In order to solve the technical problem, the utility model discloses a technical scheme is: valve body with multiple angle is sealed belongs to the valve and makes technical field, including valve body main part, last axle bed, lower axle bed, vertical connecting portion, horizontal connecting portion and arch, go up the axle bed in the upper end of valve body main part, the axle bed is at the lower extreme of valve body down, vertical connecting portion have the first hole that runs through vertical connecting portion perpendicularly in the upper end of last axle bed, the edge of vertical connecting portion has the first hole that runs through vertical connecting portion perpendicularly, horizontal connecting portion both ends about the valve body main part, the second hole that the valve body main part was run through to the level all around of valve body main part, the arch has first domatic and second domatic in the inside of valve body main part, and the second is domatic sealed face of valve body, contacts with the disc butterfly plate in.

Further, the width ratio of the first slope surface to the second slope surface is 11: 29.

Furthermore, the inclination angle of the first slope surface is between 10 and 20 degrees.

Furthermore, the inclination angle of the second slope is between 10.3 and 11.3 degrees.

Furthermore, the screw hole is arranged at the top end of the upper shaft seat and the bottom end of the lower shaft seat.

Compared with the prior art, the utility model has the advantages and positive effect as follows:

1. the utility model discloses compact structure, the dismouting is easy, the maintenance of being convenient for.

2. The width ratio of the first slope surface to the second slope surface of the utility model is 11:29, the inclination angle of the first slope surface is between 10 degrees and 20 degrees, the front-back pressure difference of the first slope surface can be well reduced, and the water hammer and the damage to the valve body can be effectively prevented.

3. The utility model discloses a domatic inclination of second is between 10.3 ~ 11.3, and the second is domatic makes the valve be opened the back butterfly plate can break away from the disk seat rapidly, has eliminated butterfly plate and excessive extrusion of disk seat unnecessary by a wide margin, has lightened and has opened the resistance distance, makes the valve totally enclosed, reveals to be zero.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

FIG. 1 is a cross-sectional view of the valve body with multiple angle seals of the present invention;

fig. 2 is an enlarged view of the a portion of the valve body with multiple angle seals of the present invention.

Reference numerals:

1. a valve body main body; 2. an upper shaft seat; 3. a lower shaft seat; 4. a vertical connecting portion; 5. a horizontal connecting portion; 6. a protrusion; 7. A first hole; 8. a second hole; 9. a first slope surface; 10. and a second slope surface.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of 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 therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. 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," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

As shown in fig. 1 and 2, the utility model discloses a valve body with multiple angle is sealed, belong to the valve and make technical field, valve body main part 1, go up axle bed 2, lower axle bed 3, vertical connecting portion 4, horizontal connecting portion 5 and arch 6, it is in the upper end of valve body main part 1 to go up axle bed 2, lower axle bed 3 is at the lower extreme of valve body, vertical connecting portion 4 is in the upper end of last axle bed 2, vertical connecting portion 4's edge has the first hole 7 that runs through vertical connecting portion 4 perpendicularly, horizontal connecting portion 5 is both ends about valve body main part 1, valve body main part 1 has the level to run through second hole 8 of valve body main part 1 all around, arch 6 is in the inside of valve body main part 1, there are first domatic 9 and the domatic 10 of second in the left and right sides of arch 6, the domatic 10 of second is the valve body sealing face, contact with the disc.

Preferably, the width ratio of the first slope surface 9 to the second slope surface 10 is 11:29, preferably, the inclination angle of the first slope surface 9 is between 10 degrees and 20 degrees, and the first slope surface 9 can well reduce the front-back pressure difference, so that the water hammer is effectively prevented from being generated and the valve body is prevented from being damaged.

Preferably, the inclination angle of the second slope 10 is between 10.3 ° and 11.3 °, and the second slope 10 enables the butterfly plate to be rapidly separated from the valve seat after the valve is opened, thereby greatly eliminating unnecessary excessive extrusion between the butterfly plate and the valve seat, reducing the opening resistance distance, and completely sealing the valve to zero leakage.

Preferably, the screw shaft further comprises screw holes, and the screw holes are formed in the top end of the upper shaft seat 2 and the bottom end of the lower shaft seat 3.

In the actual working process, before the valve is opened, the butterfly plate is completely sealed with the second slope surface 10, after the valve is opened, the butterfly plate can be quickly separated from the valve seat, and the inclination angles of the first slope surface 9 and the second slope surface 10 are the most reasonable and optimal angles obtained through a large number of experiments and valve production and manufacturing experiences.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. Valve body with multiple angle is sealed, its characterized in that: comprises a valve body main body (1), an upper shaft seat (2), a lower shaft seat (3), a vertical connecting part (4), a horizontal connecting part (5) and a bulge (6), the upper shaft seat (2) is arranged at the upper end of the valve body main body (1), the lower shaft seat (3) is arranged at the lower end of the valve body, the vertical connecting part (4) is arranged at the upper end of the upper shaft seat (2), a first hole (7) which vertically penetrates through the vertical connecting part (4) is arranged at the edge of the vertical connecting part (4), the horizontal connecting parts (5) are arranged at the left end and the right end of the valve body main body (1), second holes (8) horizontally penetrating through the valve body main body (1) are arranged on the periphery of the valve body main body (1), the valve is characterized in that the bulge (6) is arranged inside the valve body main body (1), a first slope surface (9) and a second slope surface (10) are arranged on the left side and the right side of the bulge (6), and the second slope surface (10) is a valve body sealing surface and is in contact with a disc-shaped butterfly plate in the valve body.

2. The valve body with multiple angle seals of claim 1, wherein: the width ratio of the first slope surface (9) to the second slope surface (10) is 11: 29.

3. The valve body with multiple angle seals of claim 1, wherein: the inclination angle of the first slope (9) is between 10 and 20 degrees.

4. The valve body with multiple angle seals of claim 1, wherein: the inclination angle of the second slope (10) is between 10.3 and 11.3 degrees.

5. The valve body with multiple angle seals of claim 1, wherein: the screw hole is formed in the top end of the upper shaft seat (2) and the bottom end of the lower shaft seat (3).