CN212203150U

CN212203150U - Lightweight high-strength wear-resistant disc plate

Info

Publication number: CN212203150U
Application number: CN202020635357.8U
Authority: CN
Inventors: 张永泉
Original assignee: Fujian Dexin Machinery Manufacturing Co ltd
Current assignee: Fujian Dexin Machinery Manufacturing Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2020-12-22
Anticipated expiration: 2030-04-24

Abstract

The utility model discloses a wear-resisting dish board of lightweight high strength, including dish board and rubber limit cover, the dish board package rubbing board body, the plate body middle part is equipped with the board axle, the plate body periphery is equipped with the draw-in groove, inside the rubber limit cover was located the draw-in groove, two terminal surfaces of plate body all were equipped with the cavity, the inside stopping that is equipped with of cavity, the outer end of cavity all is equipped with the surface that chokes flow, the terminal surface that chokes flow is spherical structure, beneficial effect: be equipped with the rubber limit cover at the periphery border of dish board, can guarantee that it closely laminates with the disk seat inner wall, the leak protection performance is good, be equipped with spherical structure's choked flow face at two terminal surfaces of dish board, increase its area of contact with the medium fluid, reduce the punching press force, and the dish board wear resistance has been strengthened, when the maintenance, the change can be dismantled with the choked flow face to the rubber limit cover, need not to carry out the whole change to the dish board, the cost is practiced thrift, the inside filler filling cavity that passes through of dish board, and the choked flow face inside adopts honeycomb structure, the weight of dish board has been alleviateed.

Description

Lightweight high-strength wear-resistant disc plate

Technical Field

The utility model relates to a valve body technical field specifically is a wear-resisting dish board of lightweight high strength.

Background

The butterfly valve comprises a disc plate and a valve seat, wherein the disc plate of the butterfly valve is arranged inside the valve seat, the disc plate is in close contact with the valve seat, the fluid is conveyed or closed in a pipeline by means of rotation of the disc plate, the using effect of the butterfly valve is influenced by the quality of the disc plate, and the butterfly valve is suitable for flowing of various types of fluids such as various corrosive media, slurry, oil products, liquid metal, radioactive media and the like.

When the butterfly plate is installed, a gap is easy to be formed between the edge of the butterfly plate and the inner wall of the valve seat, liquid leakage is caused, the process precision requirement of the butterfly plate and the valve seat is high, and the butterfly plate is abraded as long as time due to the fact that a plurality of fine solid particles exist in a partial fluid medium (such as slurry), the weight of the butterfly valve is heavier, the butterfly plate needs to be integrally replaced after abrasion, the cost is higher, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: to the above-mentioned problem that exists at present, a wear-resisting dish board of lightweight high strength is provided, be equipped with the rubber limit cover through the periphery border at the dish board, can guarantee that it closely laminates with the disk seat inner wall, be equipped with spherical structure's choked flow face at two terminal surfaces of dish board, increase its and medium fluidic area of contact, and strengthened dish board wear resistance, the change can be dismantled with the choked flow face to the rubber limit cover, the cavity is filled through the stopping to the dish board is inside, and choked flow face inside adopts cellular structure, the weight of dish board has been alleviateed, thereby solve not enough and the defect that prior art exists.

In order to realize the purpose, the utility model discloses a technical scheme is:

the utility model provides a wear-resisting dish board of lightweight high strength, includes dish board and rubber limit cover, the dish board package rubbing board body, the plate body middle part is equipped with the dish axle, the plate body periphery is equipped with the draw-in groove, the rubber limit cover is located inside the draw-in groove, two terminal surfaces of plate body all are equipped with the cavity, the inside stopping that is equipped with of cavity, the outer end of cavity all is equipped with the surface that hinders, the terminal surface that hinders the surface is spherical structure, the outside border of cavity is equipped with the external screw thread frame, the inboard border that hinders the surface that flows is equipped with the internal thread circle, hinder surface and external screw thread frame threaded connection.

Preferably, the flow blocking surface has a honeycomb structure inside.

Preferably, an upper connecting column is arranged at the upper end of the disc shaft, and a threaded hole is formed in the upper end of the upper connecting column.

Preferably, the lower end of the disc shaft is provided with a lower connecting column.

Preferably, the filling material is made of sponge material.

Preferably, the width of the rubber edge sleeve is consistent with that of the plate body.

Since the technical scheme is used, the beneficial effects of the utility model are that:

1. the rubber edge sleeve is arranged at the peripheral edge of the disc plate, so that the disc plate can be tightly attached to the inner wall of the valve seat, and the leakage-proof performance is good.

2. The two end surfaces of the disc plate are provided with flow resisting surfaces with spherical structures, so that the contact area between the flow resisting surfaces and the medium fluid is increased, the stamping force is reduced, and the wear resistance of the disc plate is enhanced.

3. When the disc plate is maintained, the rubber edge sleeves and the flow blocking surfaces can be disassembled and replaced, the disc plate does not need to be integrally replaced, and the cost is saved.

4. The hollow cavity is filled in the dish plate through the filling material, and the inner part of the flow resisting surface adopts a honeycomb structure, so that the weight of the dish plate is reduced.

Drawings

Fig. 1 is a schematic exploded view of the present invention;

fig. 2 is a schematic view of the overall structure of the present invention;

fig. 3 is a schematic view of the exploded structure of the dish plate of the present invention.

In the figure: 1. a plate; 11. a disc shaft; 12. a plate body; 13. a card slot; 14. a cavity; 15. a filler; 16. a flow resistance surface; 17. an external thread frame; 18. an internal thread ring; 19. an upper connecting column; 110. a lower connecting column; 2. and a rubber edge sleeve.

Detailed Description

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the accompanying drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solution in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, rather than all embodiments, based on the embodiments in the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention.

Please refer to fig. 1-3, the utility model provides a technical scheme, a wear-resisting dish board of lightweight high strength, including dish board 1 and rubber limit cover 2, dish board 1 includes plate body 12, plate body 12 middle part is equipped with dish axle 11, plate body 12 periphery is equipped with draw-in groove 13, rubber limit cover 2 is located inside draw-in groove 13, two terminal surfaces of plate body 12 all are equipped with cavity 14, cavity 14 inside is equipped with stopping material 15, cavity 14's outer end all is equipped with the surface of hindering class 16, the terminal surface of hindering class 16 is spherical structure, cavity 14's outside border is equipped with external screw thread frame 17, the inboard border of hindering class 16 is equipped with internal thread circle 18, hinder class 16 and external screw thread frame 17 threaded connection.

Preferably, the flow blocking surface 16 is of a honeycomb structure inside and is light in weight.

Preferably, the upper end of the disc shaft 11 is provided with an upper connecting column 19, the upper end of the upper connecting column 19 is provided with a threaded hole, and the valve handle is connected through the threaded hole at the upper end of the upper connecting column 19.

Preferably, the lower end of the disc shaft 11 is provided with a lower connecting column 110 for facilitating the rotation of the disc plate 1.

Preferably, the filling material 15 is made of sponge material, and has the effects of sound insulation and noise reduction.

Preferably, the width of the rubber edge sleeve 2 is consistent with that of the plate body 12, so that the rubber edge sleeve 2 is tightly attached to the inside of the valve seat.

In the embodiment, when the lightweight high-strength wear-resistant disc plate is used, the valve handle is connected through the threaded hole at the upper end of the upper connecting column 19 and is used for rotating the disc plate 1, the rubber edge sleeve 2 is arranged at the peripheral edge of the disc plate 1, the rubber edge sleeve 2 has certain elasticity and can be tightly attached to the inside of a valve seat, leakage is effectively avoided, in the long-time use process, the rubber edge sleeve 2 is damaged along with the rotation of the disc plate 1 and the friction of solid particles, the rubber edge sleeve 2 can be detached and replaced, the two end faces of the disc plate 1 are provided with the flow blocking faces 16 for isolating and protecting the disc plate 1, the flow blocking faces 16 are used for stopping the medium fluid, the flow blocking face 16 with the spherical structure increases the contact area between the disc plate 1 and the medium fluid, the stamping force is reduced, the spherical structure is not easy to wear, the flow blocking face 16 is in threaded connection with the external thread frame 17, and the flow, the filling material 15 is arranged in the cavity 14 of the butterfly plate 1, and the honeycomb structure is adopted in the flow blocking surface 16, so that the weight of the butterfly plate 1 is greatly reduced, and the overall weight of the butterfly valve is reduced.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a wear-resisting dish board of lightweight high strength, includes dish board (1) and rubber limit cover (2), its characterized in that: dish board (1) package rubbing board body (12), plate body (12) middle part is equipped with dish axle (11), plate body (12) periphery is equipped with draw-in groove (13), rubber limit cover (2) are located inside draw-in groove (13), two terminal surfaces of plate body (12) all are equipped with cavity (14), cavity (14) inside is equipped with stopping material (15), the outer end of cavity (14) all is equipped with and hinders class face (16), the terminal surface that hinders class face (16) is spherical structure, the outside border of cavity (14) is equipped with external screw thread frame (17), the inboard border that hinders class face (16) is equipped with internal thread circle (18), hinder class face (16) and external screw thread frame (17) threaded connection.

2. The lightweight, high strength, wear resistant disc as claimed in claim 1, wherein: the interior of the flow blocking surface (16) is of a honeycomb structure.

3. The lightweight, high strength, wear resistant disc as claimed in claim 1, wherein: an upper connecting column (19) is arranged at the upper end of the disc shaft (11), and a threaded hole is formed in the upper end of the upper connecting column (19).

4. The lightweight, high strength, wear resistant disc as claimed in claim 1, wherein: the lower end of the disc shaft (11) is provided with a lower connecting column (110).

5. The lightweight, high strength, wear resistant disc as claimed in claim 1, wherein: the filling material (15) is made of sponge material.

6. The lightweight, high strength, wear resistant disc as claimed in claim 1, wherein: the width of the rubber edge sleeve (2) is consistent with that of the plate body (12).