CN210978728U

CN210978728U - Rubber valve seat with double sealing effect

Info

Publication number: CN210978728U
Application number: CN201921887274.1U
Authority: CN
Inventors: 彭信华
Original assignee: Suzhou Meilong Rubber & Plastic Products Co ltd
Current assignee: Suzhou Meilong Rubber & Plastic Products Co ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-07-10
Anticipated expiration: 2029-11-05

Abstract

The utility model discloses a rubber valve seat with double sealing effect, which comprises a valve seat body, wherein the valve seat body comprises a cylindrical inner shell and a cylindrical outer shell, the end parts of the cylindrical inner shell and the cylindrical outer shell are respectively provided with a ring body, a plurality of assembling convex strips are arranged at intervals on the outer surface of the cylindrical inner shell, a plurality of assembling grooves are arranged at intervals on the inner wall of the cylindrical outer shell, the cylindrical inner shell is arranged in the cylindrical outer shell, the assembling convex strips of the cylindrical inner shell are arranged in the assembling grooves of the cylindrical outer shell, a plurality of mounting grooves are arranged at intervals on the inner wall of the ring body, the sealing rings are arranged in the ring body, the elastic columns are arranged at intervals on the outer surface of the sealing rings, and the elastic columns of the sealing rings are arranged in the mounting grooves of the ring body; the detachable assembly between cylinder inner shell, the cylinder shell of disk seat body realizes double seal after the assembly, is fit for using widely.

Description

Rubber valve seat with double sealing effect

Technical Field

The utility model relates to a disk seat technical field specifically is a rubber disk seat with dual seal effect.

Background

The valve is the control unit among the fluid conveying system, it ends to have, adjust, the water conservancy diversion, prevent functions such as adverse current, steady voltage, reposition of redundant personnel or overflow pressure release, the valve generally comprises the valve body, the disk seat, the valve plate, actuating mechanism, wherein the valve plate is mutually supported with the disk seat and is constituted sealed face, current disk seat material is rubber mostly, and the axial lamina material is mostly the steel, sealed between disk seat and the axial lamina only relies on rubber deformation to seal, in the large-traffic occasion of high pressure, valve plate and disk seat easy atress are uneven, lead to sealed inefficacy, traditional rubber valve seat seals the effect and remains to be improved, in order to solve above-mentioned problem, consequently, design a rubber valve seat who has dual seal effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rubber valve seat with dual sealed effect to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rubber valve seat with dual seal effect, includes the disk seat body, the disk seat body includes cylinder inner shell and cylinder shell, cylinder inner shell, cylinder shell tip all are equipped with the ring body, cylinder inner shell surface interval is equipped with a plurality of assembly sand grips, cylinder shell inner wall interval is equipped with a plurality of assembly grooves, the cylinder inner shell is installed in the cylinder shell, just the assembly sand grip of cylinder inner shell is installed inside the assembly groove of cylinder shell, the intra-annular wall interval is equipped with a plurality of mounting grooves, the intra-annular portion is equipped with the sealing washer, sealing washer surface interval is equipped with the elasticity post, the elasticity post of sealing washer is installed inside the mounting groove of ring body.

Further, the surface of the valve seat body is provided with a mounting hole.

Furthermore, the assembly sand grip of cylinder inner shell and the supporting setting of assembly groove structure size of cylinder shell, just the assembly sand grip of cylinder inner shell and the assembly groove of cylinder shell set up the figure the same.

Furthermore, the outer wall and the inner wall of the valve seat body are both coated with polytetrafluoroethylene coatings.

Furthermore, the cylindrical inner shell, the cylindrical outer shell and the ring body are integrally formed.

Compared with the prior art, the beneficial effects of the utility model are that: the elastic column, the sealing ring and the mounting groove structure are arranged in the re-ring body, so that the connection sealing performance of the port between the valve seat body and the shaft plate is enhanced, and the shaft plate is more tightly clamped by the sealing ring under the action of certain elasticity; demountable assembly between cylinder inner shell, the cylinder shell of disk seat body realizes the sealed effect of duplicate protection after the assembly, the utility model discloses sealed effectual, be fit for using widely.

Drawings

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

FIG. 2 is a schematic view of the overall structure of the valve seat body of the present invention;

FIG. 3 is a schematic view of the internal structure of the ring body of the present invention;

fig. 4 is a schematic side view of the cylindrical inner shell and the cylindrical outer shell of the present invention.

In the figure: 1. a valve seat body; 2. a ring body; 3. assembling convex strips; 4. a cylindrical inner shell; 5. a cylindrical housing; 6. assembling a groove; 7. an elastic column; 8. a seal ring; 9. installing a groove; 10. and (7) installing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 according to specific situations by those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a rubber valve seat with dual seal effect, includes disk seat body 1, disk seat body 1 includes cylinder inner shell 4 and cylinder shell 5, cylinder inner shell 4, 5 tip of cylinder shell all are equipped with

ring body

2, 4 outer surface intervals of cylinder inner shell are equipped with a plurality of assembly sand grips 3, 5 inner wall intervals of cylinder shell are equipped with a plurality of assembly recess 6, cylinder inner shell 4 is installed in cylinder shell 5, just the assembly sand grip 3 of cylinder inner shell 4 is installed inside 6 assembly recess of cylinder shell 5, 2 inner wall intervals of ring body are equipped with a plurality of

mounting grooves

9, 2 inside sealing washer 8 that are equipped with of ring body, 8 outer surface intervals of sealing washer are equipped with elasticity post 7, the elasticity post 7 of sealing washer 8 is installed inside 9 mounting grooves of ring body 2.

Further, the surface of the valve seat body 1 is provided with a mounting hole 10.

Further, the assembly convex strip 3 of cylinder inner shell 4 sets up with 6 structure size sets up of the assembly recess 6 of cylinder outer shell 5, just the assembly convex strip 3 of cylinder inner shell 4 sets up the figure the same with 6 assembly recess 6 of cylinder outer shell 5.

Furthermore, the outer wall and the inner wall of the valve seat body 1 are both coated with polytetrafluoroethylene coatings.

Further, the cylindrical inner shell 4, the cylindrical outer shell 5 and the ring body 2 are integrally formed.

The working principle is as follows: in the practical use process, the elastic column 7, the sealing ring 8 and the mounting groove 9 are arranged in the ring body 2, so that the connection sealing performance of the port between the valve seat body 1 and the shaft plate is enhanced, the elastic column 7 has a certain elastic effect, and the sealing ring 8 is more tightly clamped and attached to the shaft plate, so that better sealing is achieved; demountable assembly says that cylinder inner shell 4 installs in cylinder shell 5 between cylinder inner shell 4, the cylinder shell 5 of disk seat body 1, and the assembly sand grip 3 of cylinder inner shell 4 installs inside 6 of the assembly recess of cylinder shell 5, realizes the sealed effect of duplicate protection of disk seat body 1 after the assembly, the utility model discloses sealed effectual, be fit for using widely.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The rubber valve seat with the double sealing effect comprises a valve seat body (1) and is characterized in that the valve seat body (1) comprises a cylindrical inner shell (4) and a cylindrical outer shell (5), ring bodies (2) are arranged at the end parts of the cylindrical inner shell (4) and the cylindrical outer shell (5), a plurality of assembling convex strips (3) are arranged at intervals on the outer surface of the cylindrical inner shell (4), a plurality of assembling grooves (6) are arranged at intervals on the inner wall of the cylindrical outer shell (5), the cylindrical inner shell (4) is installed in the cylindrical outer shell (5), the assembling convex strips (3) of the cylindrical inner shell (4) are installed in the assembling grooves (6) of the cylindrical outer shell (5), a plurality of installing grooves (9) are arranged at intervals on the inner wall of the ring bodies (2), sealing rings (8) are arranged in the ring bodies (2), and elastic columns (7) are arranged at, and the elastic column (7) of the sealing ring (8) is arranged in the mounting groove (9) of the ring body (2).

2. A rubber valve seat with double sealing effect according to claim 1, wherein: the surface of the valve seat body (1) is provided with a mounting hole (10).

3. A rubber valve seat with double sealing effect according to claim 1, wherein: the assembling convex strip (3) of the cylindrical inner shell (4) and the assembling groove (6) of the cylindrical outer shell (5) are matched in structure and size, and the assembling convex strip (3) of the cylindrical inner shell (4) and the assembling groove (6) of the cylindrical outer shell (5) are the same in number.

4. A rubber valve seat with double sealing effect according to claim 1, wherein: the outer wall and the inner wall of the valve seat body (1) are coated with polytetrafluoroethylene coatings.

5. A rubber valve seat with double sealing effect according to claim 1, wherein: the cylindrical inner shell (4), the cylindrical outer shell (5) and the ring body (2) are integrally formed.