CN210770205U

CN210770205U - Overlapping rubber sealing ring

Info

Publication number: CN210770205U
Application number: CN201921779760.1U
Authority: CN
Inventors: 周建军; 黄拥军
Original assignee: Nantong Dingjia Rubber Technology Co ltd
Current assignee: Nantong Dingjia Rubber Technology Co ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-06-16
Anticipated expiration: 2029-10-23

Abstract

The utility model discloses an eclipsed form rubber seal, including first sealing washer and second sealing washer, third sealing washer, the bottom of first sealing washer is equipped with bottom connection pad, the inside of first sealing washer is equipped with first fixed slot, and the top of first fixed slot is equipped with first seal groove, the bottom of second sealing washer is equipped with first sealed piece, and the bottom of first sealed piece is equipped with first fixed block. The utility model discloses be provided with first sealing washer, the cooperation of second sealing washer, can superpose between the sealing washer, improved the sealed height of sealing washer simultaneously again, increased the functionality, be provided with seal groove and closing plate cooperation, increased the leakproofness when the sealing washer is connected, improved the practicality of sealing washer, be provided with bottom connection pad, improved the leakproofness of first sealing washer bottom and work piece, the practicality of having improved has enlarged application scope, convenient to popularize and use.

Description

Overlapping rubber sealing ring

Technical Field

The utility model relates to a rubber seal technical field specifically is an eclipsed form rubber seal.

Background

The rubber seal ring is an annular cover composed of one or more parts, is fixed on one ferrule or gasket of the bearing and is in contact with the other ferrule or gasket or forms a narrow labyrinth gap to prevent lubricating oil from leaking out and foreign matters from entering.

The existing rubber sealing rings are more in types, but most of the rubber sealing rings are simpler in structure and have the following defects in use, 1, the existing rubber sealing rings can only be used independently and cannot be used in an overlapping mode, but the rubber sealing rings cannot be used when the height of the structure needing sealing is higher; 2. meanwhile, the existing rubber sealing ring is single in structure and easy to leak in long-term use, and the practicability of the rubber sealing ring is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an eclipsed form rubber seal 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 an eclipsed form rubber seal, includes first sealing washer and second sealing washer, third sealing washer, the bottom of first sealing washer is equipped with bottom connection pad, the inside of first sealing washer is equipped with first fixed slot, and the top of first fixed slot is equipped with first seal groove, the bottom of second sealing washer is equipped with first sealed piece, and the bottom of first sealed piece is equipped with first fixed block, the inside of second sealing washer is equipped with the second fixed slot, and the top of second fixed slot is equipped with the second seal groove, the bottom of third sealing washer is equipped with the sealed piece of second, and the bottom of the sealed piece of second is equipped with the second fixed block.

Preferably, the first sealing ring, the second sealing ring and the third sealing ring are internally provided with reinforcing ribs.

Preferably, the top of the first fixing groove and the top of the second fixing groove are both provided with mounting holes.

Preferably, outer chamfers are arranged on the outer sides of the first sealing ring, the second sealing ring and the third sealing ring.

Preferably, a top connecting pad is arranged at the top of the third sealing ring.

Preferably, the outer sides of the first sealing ring, the second sealing ring and the third sealing ring are provided with inner chamfers.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of eclipsed form rubber seal is for traditional rubber seal, be provided with first sealing washer, the cooperation of second sealing washer, can superpose between the sealing washer, the sealed height of sealing washer has been improved again simultaneously, the functionality has been increased, application scope has been enlarged, be provided with fixed slot and fixed block cooperation, fastness when having increased between each sealing washer when connecting, stability when having improved the sealing washer and using, be provided with seal groove and closing plate cooperation, leakproofness when having increased the sealing washer and connecting, the practicality of sealing washer has been improved, be provided with bottom connection pad, the leakproofness of first sealing washer bottom and work piece has been improved, the practicality of having improved, application scope has been enlarged, convenient to popularize and use.

Drawings

Fig. 1 is a schematic diagram of the overall explosion structure of the present invention;

fig. 2 is a schematic top view of the first sealing ring of the present invention;

fig. 3 is a schematic view of the overall structure of the present invention.

In the figure: 1. a bottom connection pad; 2. a first seal ring; 3. a first fixing groove; 4. a first seal groove; 5. reinforcing ribs; 6. inner chamfering; 7. chamfering the outer part; 8. a first fixed block; 9. a first seal block; 10. a second seal ring; 11. a second fixing groove; 12. a second seal groove; 13. a second fixed block; 14. a second seal block; 15. a third seal ring; 16. a top connection pad; 17. 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 "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 to which the reference is made 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. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; 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 in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: an overlapped rubber sealing ring comprises a first sealing ring 2, a second sealing ring 10 and a third sealing ring 15, wherein the bottom of the first sealing ring 2 is provided with a bottom connecting pad 1, the bottom connecting pad 1 increases the sealing property when the bottom of the sealing ring is connected with a workpiece when in installation, the condition of leakage from the bottom of the sealing ring is avoided, a first fixing groove 3 is arranged inside the first sealing ring 2, the top of the first fixing groove 3 is provided with a first sealing groove 4, the first fixing groove 3 is matched with the first sealing groove 4 to facilitate installation and connection between the sealing rings and improve the sealing property when the sealing rings are connected, the bottom of the second sealing ring 10 is provided with a first sealing block 9, the bottom of the first sealing block 9 is provided with a first fixing block 8, the first fixing block 8 is inserted into the first fixing groove 3 to fix the connection between the first sealing ring 2 and the second sealing ring 10, and the falling-off condition is avoided when in use, the stability of the sealing rings during overlapping is improved, the sealing performance of the sealing rings during connection can be realized by matching the first sealing block 9 with the first sealing groove 4, a second fixing groove 11 is arranged in the second sealing ring 10, a second sealing groove 12 is arranged at the top of the second fixing groove 11, the second fixing groove 11 is matched with the second sealing groove 12 to facilitate heightening connection of the second sealing ring 10, a second sealing block 14 is arranged at the bottom of a third sealing ring 15, and the bottom of the second sealing block 14 is provided with a second fixing block 13, the second sealing block 14 is connected with the second fixing groove 11, thereby the leakproofness when having increased second sealing washer 10 and third sealing washer 15 and being connected, second fixed block 13 fixes between second sealing washer 10 and the third sealing washer 15 with the cooperation of second fixed slot 11, has avoided the condition that drops to appear in the use, has increased the stability when connecting between each sealing washer.

Further, the first seal ring 2, the second seal ring 10, and the third seal ring 15 are provided with reinforcing ribs 5 inside. In the embodiment, the reinforcing rib 5 increases the strength of the first sealing ring 2, the second sealing ring 10 and the third sealing ring 15, thereby avoiding or reducing the situation that the sealing ring is broken due to external force and increasing the practicability of the sealing ring.

Further, the top of the first fixing groove 3 and the second fixing groove 11 are both provided with mounting holes 17. In the embodiment, the mounting hole 17 facilitates the insertion of the first fixing block 8 and the second fixing block 13 into the fixing groove, thereby increasing the stability of the connection between the sealing rings.

Further, outer chamfers 7 are arranged on the outer sides of the first sealing ring 2, the second sealing ring 10 and the third sealing ring 15. In the embodiment, the outer chamfer 7 improves the safety of the sealing ring during installation, avoids the scratch of edges and corners to personnel or other parts, and improves the practicability.

Further, a top connection pad 16 is provided on top of the third sealing ring 15. In the embodiment, the top connection pad 16 increases the sealing performance of the third seal ring 15 when being connected with the workpiece, and improves the practicability.

Further, inner chamfers 6 are arranged on the outer sides of the first sealing ring 2, the second sealing ring 10 and the third sealing ring 15. In the embodiment, the inner chamfer 6 is convenient for the sealing ring to be installed on a workpiece needing to be sealed, is convenient for the operation of workers during installation, and improves the practicability.

The working principle is as follows: first sealing washer 2 and second sealing washer 10 carry out fixed mounting through first fixed slot 3 and first fixed block 8, and first seal groove 4 seals its junction with the cooperation of first seal piece 9, and second sealing washer 10 can superpose according to required sealing height, and third sealing washer 15 is fixed through second fixed block 13 and second fixed slot 11, and second seal groove 12 is connected it with the cooperation of second seal piece 14 and is sealed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an eclipsed form rubber seal, includes first sealing washer (2) and second sealing washer (10), third sealing washer (15), its characterized in that: the bottom of first sealing washer (2) is equipped with bottom connection pad (1), the inside of first sealing washer (2) is equipped with first fixed slot (3), and the top of first fixed slot (3) is equipped with first seal groove (4), the bottom of second sealing washer (10) is equipped with first sealed piece (9), and the bottom of first sealed piece (9) is equipped with first fixed block (8), the inside of second sealing washer (10) is equipped with second fixed slot (11), and the top of second fixed slot (11) is equipped with second seal groove (12), the bottom of third sealing washer (15) is equipped with the sealed piece of second (14), and the bottom of the sealed piece of second (14) is equipped with second fixed block (13).

2. An overlapping rubber seal according to claim 1, wherein: and reinforcing ribs (5) are arranged inside the first sealing ring (2), the second sealing ring (10) and the third sealing ring (15).

3. An overlapping rubber seal according to claim 1, wherein: and mounting holes (17) are formed in the tops of the first fixing groove (3) and the second fixing groove (11).

4. An overlapping rubber seal according to claim 1, wherein: and outer chamfers (7) are arranged on the outer sides of the first sealing ring (2), the second sealing ring (10) and the third sealing ring (15).

5. An overlapping rubber seal according to claim 1, wherein: and a top connecting pad (16) is arranged at the top of the third sealing ring (15).

6. An overlapping rubber seal according to claim 1, wherein: and inner chamfers (6) are arranged on the outer sides of the first sealing ring (2), the second sealing ring (10) and the third sealing ring (15).