CN215950359U

CN215950359U - Multiple sealed sealing washer

Info

Publication number: CN215950359U
Application number: CN202122224618.4U
Authority: CN
Inventors: 王振; 田栋
Original assignee: Shandong Deyuan Sealing Technology Co ltd
Current assignee: Shandong Deyuan Sealing Technology Co ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-03-04
Anticipated expiration: 2031-09-14

Abstract

The utility model relates to the technical field of sealing rings, in particular to a multiple-sealing type sealing ring which comprises an inner ring, wherein an outer ring is arranged on the outer surface of the inner ring, a clamping block is arranged at the bottom of the inner ring, a clamping groove is formed between the outer ring and the inner ring, the clamping block is arranged in an annular shape, and the clamping block is matched with the clamping groove. The sealing ring overcomes the defects of the prior art, the reinforcing block and the second groove are arranged, the reinforcing block is arranged in the inner ring and is arranged in an arc shape, so that when the sealing ring is used, the reinforcing block and the inner ring are in close contact with a part, the friction between the sealing ring and the part can be improved by the reinforcing block, the second grooves which are distributed in an annular array shape are arranged at the top of the outer ring, the friction between the top of the outer ring and the part can also be improved by the second grooves after the top of the outer ring is in contact with the part, the sealing ring and the part are not easy to slide, and the stability and the sealing performance of the sealing ring are improved.

Description

Multiple sealed sealing washer

Technical Field

The utility model relates to the technical field of sealing rings, in particular to a multiple-sealing type sealing ring.

Background

The O-shaped sealing ring is a circular rubber sealing ring with a circular section, is mainly used for preventing liquid and gas medium leakage of mechanical parts under static conditions, and can also be used as a dynamic sealing element for axial reciprocating motion and low-speed rotating motion under certain conditions.

However, in the actual use process of the existing multiple sealing type sealing ring, because a certain gap is easy to exist between the sealing rings when the multiple sealing rings are needed, the connection tightness between the sealing rings is poor, and the sealing rings are easy to leak, so that the sealing performance of the sealing rings is influenced; simultaneously, current multiple sealed sealing washer is at the in-service use in-process, and the stability between sealing washer and the part is relatively poor for the sealing washer is easy after long-time the use and part between have lacked to some extent.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a multiple-sealing type sealing ring, which overcomes the defects of the prior art, has simple structural design and effectively solves the problem that the sealing performance of the sealing ring is influenced because certain gaps easily exist between the sealing rings when the multiple sealing rings are needed to be used in the actual use process of the conventional multiple-sealing type sealing ring, so that the sealing rings are poor in connection tightness and easy to leak; simultaneously, current multiple sealed sealing washer is at the in-service use in-process, and the stability between sealing washer and the part is relatively poor for the sealing washer is easy after long-time the use and the part between have some lax problems.

In order to solve the technical problems, the utility model provides the following technical scheme:

the multiple sealing type sealing ring comprises an inner ring, wherein an outer ring is arranged on the outer surface of the inner ring, and a clamping block is arranged at the bottom of the inner ring;

a clamping groove is formed between the outer ring and the inner ring, the clamping blocks are arranged in an annular shape, and the clamping blocks are matched with the clamping grooves.

Preferably, the width of the clamping groove is larger than that of the inner ring, and the outer ring and the inner ring are located on the same horizontal plane.

Preferably, the limiting holes are formed in two sides of the inside of the clamping groove, the limiting rods are mounted on two sides of the bottom of the clamping block, and the limiting rods are tightly matched with the limiting holes.

Preferably, the outer surface of the outer ring is provided with a first groove, the width of the outer ring is greater than that of the inner ring, and the first groove is annularly arranged.

Preferably, a second groove is formed in the top of the outer ring, a plurality of second grooves are formed in the second groove, and the second grooves are distributed in an annular array shape.

Preferably, the internally mounted of inner circle has a plurality of boss, the boss all is the distribution of annular array form, just the boss is the arc setting, the boss has certain elasticity.

The embodiment of the utility model provides a multiple-sealing type sealing ring, which has the following beneficial effects: the clamping block at the bottom of one sealing ring is aligned to the clamping groove at the top of the other sealing ring, the limiting rod is inserted into the limiting hole and is tightly matched with the limiting hole through the limiting rod, thereby limiting the position between the two sealing rings, preventing the sealing rings from being difficult to move, avoiding the situation that a certain gap is easy to exist between the sealing rings, thereby improving the connection tightness between the sealing rings, and the reinforcing block can improve the friction between the sealing rings and parts through the tight contact between the reinforcing block and the inner ring and the parts, and the top of the outer ring is provided with second grooves which are distributed in an annular array shape, so that the friction between the top of the outer ring and the parts can be improved through the second grooves after the top of the outer ring is contacted with the parts, so that the sealing ring and the part are not easy to slide, and the stability and the sealing performance of the sealing ring are improved.

1. Through setting up the draw-in groove, the fixture block, spacing hole and gag lever post, when needs use multiple sealing washer to seal between the part, the user accessible is aimed at the fixture block of a sealing washer bottom in the draw-in groove at another sealing washer top, and insert spacing downthehole with the gag lever post, closely cooperate through gag lever post and spacing hole, thereby spacing between to two sealing washers, make the sealing washer be difficult to remove to some extent, in order to avoid having the condition in certain clearance between the sealing washer easily, thereby the compactness of connecting between the sealing washer has been improved.

2. Through setting up boss and second recess, through the inside at the inner circle be provided with the boss, and the boss is the arc setting, make when using this sealing washer, through boss and inner circle and part looks in close contact with, the boss can improve the friction between sealing washer and the part, and be provided with the second recess that is the distribution of annular array form and set up at the top of outer lane, make also can improve friction between through the second recess after the top of outer lane contacts with the part, make to be difficult to have between sealing washer and the part and slide to some extent, thereby the stability and the sealing performance of sealing washer have been improved.

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 view of the overall structure of the present invention;

FIG. 2 is a schematic view of the back structure of the sealing ring of the present invention;

fig. 3 is a schematic diagram of a disassembled structure of the sealing ring of the utility model.

In the figure: 1. an inner ring; 2. an outer ring; 3. a limiting hole; 4. a first groove; 5. a reinforcing block; 6. a second groove; 7. a limiting rod; 8. a clamping block; 9. a clamping groove.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-3, a multiple sealed sealing ring comprises an inner ring 1, an outer ring 2 is mounted on the outer surface of the inner ring 1, the outer ring 2 is matched with the inner ring 1 to seal a part, a clamping block 8 is arranged at the bottom of the inner ring 1, a clamping groove 9 is formed between the outer ring 2 and the inner ring 1, the clamping block 8 is annularly arranged, and the clamping block 8 is matched with the clamping groove 9, so that when two sealing rings are connected, the clamping block 8 at the bottom of one sealing ring can be clamped with the clamping groove 9 at the top of the other sealing ring, and the tightness of connection between the multiple sealing rings is improved.

Specifically, please refer to fig. 1, the width of the slot 9 is greater than that of the inner ring 1, so that the two seal rings can be connected more conveniently, and the outer ring 2 and the inner ring 1 are located on the same horizontal plane, so that the parts are sealed by matching the outer ring 2 and the inner ring 1.

Specifically, please refer to fig. 1-3, the inside both sides of the clamping groove 9 have been all opened with a spacing hole 3, the bottom both sides of the clamping block 8 have all been installed with a spacing rod 7, the spacing rod 7 is closely matched with the spacing hole 3, the spacing rod 7 is inserted into the spacing hole 3, and is closely matched with the spacing hole 3 through the spacing rod 7, thereby limiting between two sealing rings, making the sealing rings not easy to move to some extent, so as to avoid the situation that there is a certain clearance between the sealing rings easily, thereby improving the tightness of connection between the sealing rings.

Specifically, referring to fig. 1-3, a first groove 4 is formed in the outer surface of the outer ring 2, and the first groove 4 is annularly disposed, so that the first groove 4 can increase the installation diversity of the sealing ring, and the width of the outer ring 2 is greater than that of the inner ring 1, thereby improving the stability of the sealing ring.

Specifically, please refer to fig. 1 and 3, a plurality of second grooves 6 are formed in the top of the outer ring 2, and the second grooves 6 are distributed in an annular array, so that the friction between the top of the outer ring 2 and the part can be improved through the second grooves 6 after the top of the outer ring contacts with the part, and the sealing ring is not easy to slide with the part.

Specifically, please refer to fig. 1 and 3, a plurality of reinforcing blocks 5 are installed inside the inner ring 1, the reinforcing blocks 5 are distributed in an annular array, and the reinforcing blocks 5 and the inner ring 1 are in close contact with the part, so that the friction between the sealing ring and the part can be improved by the reinforcing blocks 5, and the stability and the sealing performance of the sealing ring are improved.

The working principle is as follows: firstly, when multiple sealing rings are needed to seal parts, a user can align a clamping block 8 at the bottom of one sealing ring to a clamping groove 9 at the top of the other sealing ring, insert a limiting rod 7 into a limiting hole 3, and closely match the limiting rod 7 with the limiting hole 3 to limit the position between the two sealing rings, so that the sealing rings are not easy to move, a certain gap is easily formed between the sealing rings, the connection tightness between the sealing rings is improved, and the reinforcing block 5 is arranged inside the inner ring 1 and is arranged in an arc shape, so that when the sealing ring is used, the reinforcing block 5 is closely contacted with the parts through the reinforcing block 5 and the inner ring 1, the reinforcing block 5 can improve the friction between the sealing rings and the parts, and the second grooves 6 distributed in an annular array shape are arranged at the top of the outer ring 2, make the top of outer lane 2 also can improve friction between through second recess 6 after contacting with the part for be difficult to slide to some extent between sealing washer and the part, thereby improved the stability and the sealing performance of sealing washer.

Claims

1. The utility model provides a multiple sealed sealing washer, includes inner circle (1), its characterized in that: the outer ring (2) is mounted on the outer surface of the inner ring (1), and a clamping block (8) is arranged at the bottom of the inner ring (1);

a clamping groove (9) is formed between the outer ring (2) and the inner ring (1), the clamping block (8) is arranged in an annular mode, and the clamping block (8) is matched with the clamping groove (9).

2. The multiple-seal gasket as claimed in claim 1, wherein: the width of the clamping groove (9) is larger than that of the inner ring (1), and the outer ring (2) and the inner ring (1) are located on the same horizontal plane.

3. The multiple-seal gasket as claimed in claim 1, wherein: spacing hole (3) have all been seted up to the inside both sides of draw-in groove (9), gag lever post (7) are all installed to the bottom both sides of fixture block (8), gag lever post (7) closely cooperate with spacing hole (3) mutually.

4. The multiple-seal gasket as claimed in claim 1, wherein: first recess (4) have been seted up to the surface of outer lane (2), the width of outer lane (2) is greater than the width of inner circle (1), just first recess (4) are the annular setting.

5. The multiple-seal gasket according to claim 3, wherein: second recess (6) have been seted up at the top of outer lane (2), second recess (6) are provided with a plurality ofly, just second recess (6) are the distribution of annular array form and set up.

6. The multiple-seal gasket as claimed in claim 1, wherein: the inner ring (1) internally mounted has a plurality of boss (5), boss (5) all are ring array form and distribute, just boss (5) are the arc setting, boss (5) have certain elasticity.