CN216843066U

CN216843066U - Metal V-shaped self-reinforcing sealing ring with outward protruding angle

Info

Publication number: CN216843066U
Application number: CN202122996983.7U
Authority: CN
Inventors: 项文武; 黄国婵
Original assignee: Shanggu Shanghai Industrial Technology Co ltd
Current assignee: Shanggu Shanghai Industrial Technology Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-06-28
Anticipated expiration: 2031-12-01

Abstract

The utility model relates to the technical field of sealing rings, and discloses an outward-protruding-angle metal V-shaped self-reinforcing sealing ring, which solves the problem of poor sealing performance of the conventional O-shaped sealing ring structure.

Description

Metal V-shaped self-reinforced sealing ring with outward protruding angle

Technical Field

The utility model belongs to the technical field of sealing rings, and particularly relates to a metal V-shaped self-reinforced sealing ring with an outward protruding angle.

Background

In the prior art, the sealing ring is generally an O-shaped sealing ring with a circular section, the inner ring of the common O-shaped sealing ring is in sealing contact with the outer wall of the shaft to form annular line contact, the sealing effect is poor, and leakage is easy to occur.

SUMMERY OF THE UTILITY MODEL

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the metal V-shaped self-reinforced sealing ring with the outward protruding angle, and the problem of poor sealing performance of the conventional O-shaped sealing ring structure is effectively solved.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an evagination angle metal V type is from reinforcing sealing washer, includes the circle body, circle body central authorities run through and have seted up the through-hole, and V type groove has been seted up to the through-hole inner wall, and both ends edge has seted up plane and lower plane respectively about the circle body, goes up the plane and is connected with epirelief type circle and lower protruding type circle respectively with lower plane outer end.

Preferably, the cross section of the upper convex ring and the lower convex ring is one of sharp-horn-shaped or semicircular structures.

Preferably, the outer end of the ring body is connected with a ring, the upper end surface and the lower end surface of the ring are respectively arranged at the upper end and the lower end of the ring, and the upper end surface and the lower end surface are respectively connected with an upper sealing edge and a lower sealing edge.

Preferably, the upper sealing edge and the lower sealing edge are both arranged in an arc structure, and the outer diameters of the upper sealing edge and the lower sealing edge are equal to the outer diameter of the ferrule.

Preferably, the middle part of the outer end of the ferrule is provided with an annular groove.

Preferably, the section of the annular groove is arranged in a U-shaped structure.

Preferably, a cavity is formed in the ring body, and springs are uniformly connected in the cavity.

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

(1) after the novel knife edge flange gasket is subjected to axial acting force, the sealing ends of the upper convex ring and the lower convex ring on the upper plane and the lower plane are contacted, and the novel V-shaped groove structure on the inner side is matched, so that the advantages of the integral V-shaped ring and the knife edge flange gasket are integrated, or the advantages of the integral V-shaped ring and the convex surface R-shaped gasket and two sealing forms of one gasket are integrated, the reliability is increased by two times, and the sealing performance is good;

(2) when the novel bearing ring is stressed, the upper sealing edge and the lower sealing edge at the upper side end and the lower side end of the bearing ring generate radial metal elastic force to provide sealing pressure, and the outer diameters of the upper sealing edge and the lower sealing edge are equal to the outer diameter of the ring body, so that the upper sealing edge and the lower sealing edge are always kept to be tightly abutted against a sealing part, and the sealing effect is good;

(3) this is novel through seting up the cavity in that the circle is inside, and this neotype holding power can further be improved to the inside spring that sets up of cavity, has very high resistance ability, can guarantee the leakproofness under higher pressure.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

In the drawings:

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

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a cross-sectional view of the collar body of the present invention;

FIG. 4 is a cross-sectional view of the present invention;

FIG. 5 is another schematic structural view of the present invention;

FIG. 6 is an exploded view of another construction of the present invention;

FIG. 7 is a cross-sectional view of a collar body of another construction of the present invention;

FIG. 8 is a cross-sectional view of another construction of the present invention;

in the figure: 1. a loop body; 2. a through hole; 3. a V-shaped groove; 4. an upper plane; 5. a lower plane; 6. an upper convex ring; 7. a lower convex ring; 8. a ferrule; 9. an upper end surface; 10. a lower end face; 11. an upper sealing edge; 12. a lower sealing edge; 13. an annular groove; 14. a cavity; 15. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the first embodiment, as shown in fig. 1 to 8, the ring comprises a ring body 1, a through hole 2 is formed in the center of the ring body 1 in a penetrating manner, a V-shaped groove 3 is formed in the inner wall of the through hole 2, an upper plane 4 and a lower plane 5 are respectively formed at the edges of the upper end and the lower end of the ring body 1, an upper convex ring 6 and a lower convex ring 7 are respectively connected to the outer ends of the upper plane 4 and the lower plane 5, and the cross sections of the upper convex ring 6 and the lower convex ring 7 are in a pointed angle shape or a semicircular structure.

Embodiment two, on the basis of embodiment one, 1 outer end of circle body is connected with lasso 8, up end 9 and lower terminal surface 10 have been seted up respectively to both ends about lasso 8, up end 9 and lower terminal surface 10 are connected with upper seal limit 11 and lower seal limit 12 respectively, upper seal limit 11 and lower seal limit 12 all are the arc structure setting, and upper seal limit 11 and lower seal limit 12 external diameter equal with lasso 8 external diameter, it keeps closely conflicting with the sealed department throughout to have guaranteed upper seal limit 11 and lower seal limit 12, make sealed effectual, ring channel 13 has been seted up at 8 outer end middle parts of lasso, ring channel 13 cross-section is the setting of U-shaped structure, elasticity change space has during convenient atress.

In the third embodiment, on the basis of the first embodiment, a cavity 14 is formed in the ring body 1, and springs 15 are uniformly connected in the cavity 14.

The working principle is as follows: when the novel sealing structure is used, after the novel sealing structure is subjected to axial acting force, the sealing ends of the upper convex ring 6 and the lower convex ring 7 on the upper plane 4 and the lower plane 5 are contacted, and the novel structure of the V-shaped groove 3 on the inner side is matched, so that the advantages of an integral V-shaped ring and a knife edge flange gasket are integrated, or the advantages of the integral V-shaped ring and a convex surface R-shaped gasket and two sealing forms of one gasket are integrated, the reliability is increased by two times, and the sealing performance is good;

in addition, when the novel bearing ring is stressed, the upper sealing edge 11 and the lower sealing edge 12 at the upper side end and the lower side end of the bearing ring 8 generate radial metal elastic force to provide sealing pressure, and the outer diameters of the upper sealing edge 11 and the lower sealing edge 12 are equal to the outer diameter of the ring body 1, so that the upper sealing edge 11 and the lower sealing edge 12 are always kept to be in tight contact with a sealing part, and the sealing effect is good;

in addition, the ring body 1 is internally provided with the cavity 14, and the spring 15 arranged in the cavity 14 can further improve the novel supporting force, has high resistance capability and can ensure the sealing property under high pressure.

Claims

1. The utility model provides an evagination angle metal V type is from reinforcing sealing washer, includes circle body (1), its characterized in that: the ring is characterized in that a through hole (2) is formed in the center of the ring body (1) in a penetrating mode, a V-shaped groove (3) is formed in the inner wall of the through hole (2), an upper plane (4) and a lower plane (5) are respectively formed in the edges of the upper end and the lower end of the ring body (1), and an upper convex ring (6) and a lower convex ring (7) are respectively connected to the outer ends of the upper plane (4) and the lower plane (5).

2. The metal V-shaped self-reinforcing seal ring with the outward protruding angle as recited in claim 1, wherein: the sections of the upper convex ring (6) and the lower convex ring (7) are of pointed angle or semicircular structures.

3. The metal V-shaped self-reinforcing seal ring with the outward protruding angle as recited in claim 1, wherein: the outer end of the ring body (1) is connected with a ring (8), the upper end face (9) and the lower end face (10) are respectively arranged at the upper end and the lower end of the ring (8), and the upper end face (9) and the lower end face (10) are respectively connected with an upper sealing edge (11) and a lower sealing edge (12).

4. The V-shaped metal self-reinforced seal ring with the protruded angle as claimed in claim 3, wherein: the upper sealing edge (11) and the lower sealing edge (12) are both arranged in an arc-shaped structure, and the outer diameters of the upper sealing edge (11) and the lower sealing edge (12) are equal to the outer diameter of the ferrule (8).

5. The V-shaped metal self-reinforced seal ring with the protruded angle as claimed in claim 3, wherein: and an annular groove (13) is formed in the middle of the outer end of the ferrule (8).

6. The metal V-shaped self-reinforced seal ring with the outward protruding angle as claimed in claim 5, wherein: the section of the annular groove (13) is arranged in a U-shaped structure.

7. The V-shaped metal self-reinforced seal ring with the protruding angle as claimed in claim 1, wherein: a cavity (14) is formed in the ring body (1), and springs (15) are uniformly connected in the cavity (14).