CN219062427U

CN219062427U - Novel sealing ring for oil

Info

Publication number: CN219062427U
Application number: CN202223403525.9U
Authority: CN
Inventors: 徐莉; 于永伟; 许长海
Original assignee: Dalian Zhonghaida Technology Co ltd
Current assignee: Dalian Zhonghaida Technology Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-05-23
Anticipated expiration: 2032-12-19

Abstract

The utility model discloses a novel sealing ring for oil, which comprises the following components: the O-shaped ring is connected with the Y-shaped ring; the Y-shaped ring comprises an elastic ring A, the outer edge and the inner edge of the left side of the elastic ring A are integrally formed and connected with convex edges, a V-shaped cavity is formed between the two convex edges, a V-shaped cavity is formed between the elastic ring A and the inner parts of the two convex edges, and a V-shaped framework is arranged in the V-shaped cavity. This novel sealing washer for oil, the existence of V type skeleton effect skeleton is used for supporting elastic ring A and two chimb, does benefit to and prevents the sealing washer deformation to, V type skeleton can be the metal shrapnel, and the shell fragment of V type can make elastic ring A and chimb recover when the atress under the elasticity effect of self in the front, simultaneously, also can make inboard chimb inseparable and the laminating of piston rod be in the same place, guarantees its sealing performance, and also installs at the inside of O type circle and use the annular skeleton that is used for supporting it.

Description

Novel sealing ring for oil

Technical Field

The utility model relates to the technical field of sealing rings, in particular to a novel sealing ring for oil.

Background

The choice of the sealing ring material has important significance for the sealing performance and the service life, and the performance of the material directly influences the service performance of the sealing ring. The sealing ring for oil is mainly used for the field of hydraulic oil cylinders and is suitable for application. The existing sealing ring for oil is elastic when in use, so that the sealing ring is extremely easy to deform under long-time pressure, and after the sealing ring deforms, the sealing performance of the sealing ring cannot be guaranteed, and the structure of the sealing ring is not optimized enough and the design is not reasonable enough.

Disclosure of Invention

The utility model aims to provide a novel sealing ring for oil, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a novel oil seal ring comprising:

the O-shaped ring is connected with the Y-shaped ring;

the Y-shaped ring comprises an elastic ring A, the outer edge and the inner edge of the left side of the elastic ring A are integrally formed and connected with convex edges, a V-shaped cavity is formed between the two convex edges, a V-shaped cavity is formed between the elastic ring A and the inner parts of the two convex edges, and a V-shaped framework is arranged in the V-shaped cavity.

As a further scheme of the utility model: the inside of V die cavity is equidistant installs round V type shell fragment, the inside of V type shell fragment is provided with the elastic ball, and the internally mounted of V type shell fragment has two dog that are used for spacing elastic ball.

As still further aspects of the utility model: annular placing groove A is formed in the inner wall surface of the elastic ring A, the rubber ring A is mounted in the placing groove A, and annular blocking seats A are bonded on two sides of the placing groove A while avoiding the inner of the elastic ring A.

As still further aspects of the utility model: the O-shaped ring comprises an elastic ring B and an elastic ring C, the opposite surfaces of the elastic ring B and the elastic ring C are in adhesive connection, arc-shaped limiting grooves are formed in the opposite surfaces of the elastic ring B and the elastic ring C, and an annular framework is arranged between the inner parts of the limiting grooves on the two sides.

As still further aspects of the utility model: the inner wall surfaces of the elastic ring B and the elastic ring C are provided with arc-shaped grooves, a rubber ring B is arranged between the inner parts of the arc-shaped grooves on two sides, and the elastic ring B and the elastic ring C are prevented from being adhered with an annular baffle seat B.

As still further aspects of the utility model: the V-shaped framework can be a metal elastic sheet.

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

1. the utility model discloses, the existence of V type skeleton effect skeleton is used for supporting elastic ring A and two chimb, do benefit to and prevent that the sealing washer from warping to, V type skeleton can be the metal shrapnel, and the shell fragment of V type is under the elasticity effect of self in the front, can make elastic ring A and chimb recover when the atress, simultaneously, also can make inboard chimb inseparable and the laminating of piston rod be in the same place, guarantees its sealing performance, and also installs and use the annular skeleton that is used for supporting it in the inside of O type circle, its structure is more optimized, the design is more reasonable.

2. The utility model discloses, in V die cavity, equidistant a plurality of V type shell fragments of installing, V type shell fragment is under its elastic action, further plays the elasticity limiting displacement to two chimb, can make inside and outside two chimb all inseparable and piston rod or hydraulic cylinder's inner wall contact simultaneously, can extrude the elastic ball when V type shell fragment takes place deformation, increases elasticity reset effect, also further guarantees sealed effect.

3. The utility model discloses, install rubber ring A and rubber ring B respectively in O type circle and Y type circle's inside, on the basis of inboard chimb and piston rod contact, rubber ring A and rubber ring B contact seal with the piston rod once more, triple sealing measure guarantees the interference volume between sealing member and the piston rod, and then guarantees sealing performance.

Drawings

FIG. 1 is a schematic structural view of a novel oil seal ring;

FIG. 2 is a partial cross-sectional view of a Y-ring in a novel oil seal ring;

FIG. 3 is a partial cross-sectional view of an O-ring in a novel oil seal.

In the figure: o-shaped ring 1, Y-shaped ring 2, elastic ring A3, V-shaped cavity 4, V-shaped skeleton 5, convex edge 6, stop 7, elastic ball 8, V-shaped elastic piece 9, placing groove A10, rubber ring A11, annular baffle seat A12, elastic ring B13, limit groove 14, elastic ring C15, annular skeleton 16, arc groove 17, rubber ring B18 and annular baffle seat B19.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, the present utility model proposes a technical solution, a novel sealing ring for oil, comprising:

the O-shaped ring 1 is connected with the Y-shaped ring 2, and the O-shaped ring 1 is connected with the Y-shaped ring 2;

the Y-shaped ring 2 comprises an elastic ring A3, the outer edge and the inner edge of the left side of the elastic ring A3 are integrally formed and connected with convex edges 6, a V-shaped cavity is formed between the two convex edges 6, a V-shaped cavity 4 is formed between the elastic ring A3 and the inner parts of the two convex edges 6, a V-shaped framework 5 is arranged in the V-shaped cavity 4, and the existence of the V-shaped framework 5 acting framework is used for supporting the elastic ring A3 and the two convex edges 6, so that deformation of a sealing ring is prevented.

The inside of V die cavity is equidistant installs round V type shell fragment 9, in the V die cavity, equidistant installs a plurality of V type shell fragments 9,V type shell fragments 9 under its elastic action, further play the elasticity limiting displacement to two chimb 6, can make inside and outside two chimb 6 all inseparable and the inner wall of piston rod or hydraulic cylinder contact simultaneously, the inside of V type shell fragment 9 is provided with elasticity ball 8, and the internally mounted of V type shell fragment 9 has two dog 7 that are used for spacing elasticity ball 8, can extrude elasticity ball 8 when V type shell fragment 9 takes place deformation, increase elasticity reset effect, also further guarantee sealed effect.

Annular placing groove A10 is formed in the inner wall surface of the elastic ring A3, a rubber ring A11 is arranged in the placing groove A10, annular blocking seats A12 are adhered to the two sides of the placing groove A10 in an inner avoiding mode of the elastic ring A3, and cambered surfaces matched with the radian of the rubber ring A11 are formed in one sides, close to the rubber ring A11, of the annular blocking seats A12 on the two sides.

The O-shaped ring 1 comprises an elastic ring B13 and an elastic ring C15, the opposite surfaces of the elastic ring B13 and the elastic ring C15 are in adhesive connection, the opposite surfaces of the elastic ring B13 and the elastic ring C15 are provided with arc-shaped limiting grooves 14, and an annular framework 16 is arranged between the inner parts of the limiting grooves 14 on the two sides.

The inner wall surfaces of the elastic ring B13 and the elastic ring C15 are provided with arc-shaped arc grooves 17, a rubber ring B18 is arranged between the inner parts of the arc-shaped grooves 17 at the two sides, the elastic ring B13 and the elastic ring C15 are prevented from being adhered with an annular blocking seat B19, and one side, close to the rubber ring B18, of the annular blocking seat B19 at the two sides is provided with an arc surface matched with the radian of the rubber ring B18.

On the basis that the inner convex edge 6 is in contact with the piston rod, the rubber ring A11 and the rubber ring B18 are in contact sealing with the piston rod again, and triple sealing measures ensure the interference between the sealing piece and the piston rod, so that the sealing performance is ensured.

The V-shaped framework 5 can be a metal elastic sheet, the elastic sheet of the V-shape can restore the elastic ring A3 and the convex edge 6 under the action of the elastic force of the V-shaped elastic sheet, and meanwhile, the inner convex edge 6 can be tightly attached to the piston rod, so that the sealing performance of the V-shaped elastic sheet is ensured.

The working principle of the utility model is as follows:

when the sealing ring is used, the V-shaped framework 5 is additionally arranged between the elastic ring A3 and the inner parts of the two convex edges 6, and the existence of the acting framework of the V-shaped framework 5 is used for supporting the elastic ring A3 and the two convex edges 6, so that the sealing ring is prevented from deforming;

the V-shaped framework 5 can be a metal elastic sheet, and the elastic sheet of the V-shape can enable the elastic ring A3 and the convex edge 6 to recover when being stressed under the action of the elastic force of the V-shaped elastic sheet, and simultaneously, the inner convex edge 6 can be tightly attached to the piston rod;

an annular skeleton 16 for supporting the O-ring 1 is also installed inside the O-ring;

a plurality of V-shaped elastic sheets 9,V type elastic sheets 9 are arranged in the V-shaped cavity at equal intervals, and further play a role in elastically limiting the two convex edges 6 under the elastic action of the V-shaped elastic sheets, so that the inner convex edge 6 and the outer convex edge 6 can be in close contact with the inner wall of a piston rod or a hydraulic cylinder at the same time;

the O-shaped ring 1 and the Y-shaped ring 2 are internally provided with a rubber ring A11 and a rubber ring B18 respectively, and on the basis that the inner convex edge 6 is in contact with the piston rod, the rubber ring A11 and the rubber ring B18 are in contact with the piston rod again for sealing, and triple sealing measures are adopted to ensure the interference between the sealing piece and the piston rod.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a novel sealing washer for oil which characterized in that: comprising the following steps:

the O-shaped ring (1) is connected with the Y-shaped ring (2), and the O-shaped ring (1) is connected with the Y-shaped ring (2);

the Y-shaped ring (2) comprises an elastic ring A (3), the outer edge and the inner edge of the left side of the elastic ring A (3) are integrally formed and connected with convex edges (6), a V-shaped cavity is formed between the two convex edges (6), a V-shaped cavity (4) is formed between the elastic ring A (3) and the inner parts of the two convex edges (6), and a V-shaped framework (5) is arranged in the V-shaped cavity (4).

2. The novel oil seal ring according to claim 1, wherein: the inside of V die cavity is equidistant round V type shell fragment (9) of installing, the inside of V type shell fragment (9) is provided with elastic ball (8), and the internally mounted of V type shell fragment (9) has two dog (7) that are used for spacing elastic ball (8).

3. The novel oil seal ring according to claim 1, wherein: annular placing groove A (10) is formed in the inner wall surface of the elastic ring A (3), a rubber ring A (11) is mounted in the placing groove A (10), and annular blocking seats A (12) are bonded on the two sides of the placing groove A (10) while the elastic ring A (3) is prevented from being located.

4. The novel oil seal ring according to claim 1, wherein: the O-shaped ring (1) comprises an elastic ring B (13) and an elastic ring C (15), the opposite surfaces of the elastic ring B (13) and the elastic ring C (15) are in adhesive connection, arc-shaped limiting grooves (14) are formed in the opposite surfaces of the elastic ring B (13) and the elastic ring C (15), and an annular framework (16) is arranged between the inner parts of the limiting grooves (14) on the two sides.

5. The novel oil seal ring according to claim 4, wherein: the inner wall surfaces of the elastic ring B (13) and the elastic ring C (15) are provided with arc-shaped grooves (17), a rubber ring B (18) is arranged between the inner parts of the arc-shaped grooves (17) at two sides, and annular blocking seats B (19) are adhered to the inner avoidance surfaces of the elastic ring B (13) and the elastic ring C (15).

6. The novel oil seal ring according to claim 1, wherein: the V-shaped framework (5) can be a metal elastic sheet.