CN219299903U

CN219299903U - Combined rubber sealing ring

Info

Publication number: CN219299903U
Application number: CN202223530480.1U
Authority: CN
Inventors: 王声龙; 刘昌锋; 柯昌河; 王璇; 汪燕
Original assignee: Xuancheng Jianlong Rubber And Plastic Sealing Member Co ltd
Current assignee: Xuancheng Jianlong Rubber And Plastic Sealing Member Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-07-04
Anticipated expiration: 2032-12-29

Abstract

The utility model relates to the technical field of sealing rings, and discloses a combined rubber sealing ring, which comprises a first sealing ring and a second sealing ring, wherein: the anti-drop piece is installed to one side that the second sealing washer is close to first sealing washer, and the anti-drop groove with anti-drop piece looks adaptation has been seted up to the relative position of first sealing washer, and the anti-drop piece sets up in the anti-drop groove, and the outer wall of anti-drop piece hugs closely with the inner wall in anti-drop groove mutually, and first sealing washer hugs closely each other with the second sealing washer. According to the combined rubber sealing ring, the first sealing ring and the second sealing ring are connected together through the anti-falling piece, so that the assembly and combination of the two sealing rings are realized, the structure is compact, the self-sealing effect is good, and the practical assembly and sealing use are facilitated.

Description

Combined rubber sealing ring

Technical Field

The utility model relates to the technical field of sealing rings, in particular to a combined rubber sealing ring.

Background

The rubber sealing ring is an annular rubber material capable of sealing pipes and equipment to be sealed, generally has the characteristics of corrosion resistance, tearing resistance, compression deformation resistance and the like, and is widely applied to occasions requiring sealing in various large fields.

Most of the rubber sealing rings in the prior art are of traditional structural design, and a single ring body structure is adopted, so that the sealing effect is poor, sealing leakage is easy to occur, and a plurality of sealing rings are stacked and used, so that the sealing rings are poor in compactness and are not beneficial to actual assembly and use.

Disclosure of Invention

In order to solve the technical problems in the background technology, the utility model provides a combined rubber sealing ring.

The utility model provides a combined rubber sealing ring, which comprises a first sealing ring and a second sealing ring, wherein: the anti-falling part is arranged on one side, close to the first sealing ring, of the second sealing ring, an anti-falling groove matched with the anti-falling part is formed in the relative position of the first sealing ring, the anti-falling part is arranged in the anti-falling groove, the outer wall of the anti-falling part is clung to the inner wall of the anti-falling groove, and the first sealing ring and the second sealing ring are clung to each other; the inside of the anti-falling piece is hollow, and the inner diameters of the first sealing ring, the second sealing ring and the anti-falling piece are equal and are mutually communicated, so that the pipeline is smooth.

As a further optimized scheme of the utility model, the external shape of the anti-drop piece is in a horn shape, the tail end of the horn shape is fixedly connected with the second sealing ring, the horn-shaped horn end is inserted into the anti-drop groove after being elastically deformed and is restored to the original shape, and by utilizing the characteristics that the tail end of the horn shape is smaller and the horn-shaped end is larger, the deformed anti-drop piece can be inserted into the anti-drop groove and is difficult to be pulled out from the anti-drop groove after being restored to the deformed, so that the tight connection between the first sealing ring and the second sealing ring is realized.

As a further optimized scheme of the utility model, the anti-falling groove is in a hollow horn shape and is matched with the anti-falling piece.

As a further optimized scheme of the utility model, the anti-falling piece comprises a first anti-falling ring, a second anti-falling ring and a third anti-falling ring, one end of the first anti-falling ring is arranged in the middle of one side of the second sealing ring, which is close to the first sealing ring, and the other end of the first anti-falling ring is fixedly connected with the third anti-falling ring through the second anti-falling ring.

As a further optimized scheme of the utility model, the inner diameters of the first anti-drop ring, the second anti-drop ring and the third anti-drop ring are the same, and the outer diameters of the first anti-drop ring, the second anti-drop ring and the third anti-drop ring are sequentially increased.

As a further optimized scheme of the utility model, the outer wall of the second anti-drop ring is designed as a concave cambered surface and is abutted against the notch of the anti-drop groove.

As a further optimized scheme of the utility model, the first anti-drop ring, the second anti-drop ring and the third anti-drop ring are integrally formed.

According to the combined rubber sealing ring, the first sealing ring and the second sealing ring are connected together through the anti-falling piece, so that the assembly and combination of the two sealing rings are realized, the structure is compact, the self-sealing effect is good, and the practical assembly and sealing use are facilitated.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is an exploded view of the present utility model;

FIG. 3 is a schematic view of a front cross-sectional structure of the present utility model;

fig. 4 is a schematic front view of the anti-falling member of the present utility model.

Description of the drawings: 1. a first seal ring; 2. a second seal ring; 3. an anti-falling member; 31. a first anti-drop ring; 32. a second anti-drop ring; 33. a third anti-drop ring; 4. an anti-drop groove; 5. a clamping block; 6. a clamping groove; 7. reinforcing ribs.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar symbols indicate like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.

It is to be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counter-clockwise," "axial," "radial," "circumferential," and the like are directional or positional relationships as indicated based on the drawings, merely to facilitate describing the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

Referring to fig. 1 and 2, a combined rubber seal ring includes a first seal ring 1 and a second seal ring 2, wherein: the anti-drop piece 3 is arranged on one side of the second sealing ring 2, which is close to the first sealing ring 1, an anti-drop groove 4 which is matched with the anti-drop piece 3 is formed in the relative position of the first sealing ring 1, the anti-drop piece 3 is arranged in the anti-drop groove 4, the outer wall of the anti-drop piece 3 is clung to the inner wall of the anti-drop groove 4, and the first sealing ring 1 and the second sealing ring 2 are clung to each other; the inside of the anti-falling piece 3 is hollow, and the inner diameters of the first sealing ring 1, the second sealing ring 2 and the anti-falling piece 3 are equal and are mutually communicated, so that a pipeline is unobstructed; the first sealing ring 1, the second sealing ring 2 and the anti-falling piece 3 are all made of rubber materials;

further, a plurality of clamping blocks 5 are installed on one side, close to the first sealing ring 1, of the second sealing ring 2, the number of the clamping blocks 5 is four (or other numbers), the four clamping blocks 5 are annularly and symmetrically distributed and are arranged on the periphery of the anti-falling piece 3, clamping grooves 6 located on the periphery of the anti-falling groove 4 are formed on one side, close to the second sealing ring 2, of the first sealing ring 1, the clamping grooves 6 are matched with the clamping blocks 5, the clamping grooves 6 are consistent in number and correspond to the clamping blocks 5 one by one, the connection tightness between the first sealing ring 1 and the second sealing ring 2 can be improved through the clamping connection between the clamping blocks 5 and the clamping grooves 6, the overall structure is compact, the overall tightness is improved, and therefore good self-sealing effect is achieved, and the actual assembly and sealing use are facilitated;

in this embodiment, referring to fig. 2, the external shape of the anti-falling member 3 is a horn shape, the tail end of the horn shape is fixedly connected with the second sealing ring 2, the horn-shaped horn end is inserted into the anti-falling groove 4 after being elastically deformed and is restored, and by utilizing the characteristics that the horn-shaped tail end is smaller and the horn-shaped end is larger, the deformed anti-falling member 3 can be inserted into the anti-falling groove 4, and is difficult to be pulled out from the anti-falling groove 4 after being restored to be deformed, so that the tight connection between the first sealing ring 1 and the second sealing ring 2 is realized;

furthermore, the anti-drop groove 4 is in a hollow horn shape and is matched with the anti-drop piece 3, so that the practical pipeline is convenient to use smoothly;

in this embodiment, referring to fig. 4, the anti-falling member 3 includes a first anti-falling ring 31, a second anti-falling ring 32 and a third anti-falling ring 33, one end of the first anti-falling ring 31 is installed in the middle of one side of the second sealing ring, which is close to the first sealing ring 1, and the other end of the first anti-falling ring 31 is fixedly connected with the third anti-falling ring 33 through the second anti-falling ring 32;

specifically, the first anti-drop ring 31, the second anti-drop ring 32 and the third anti-drop ring 33 are integrally formed, so that the overall tightness can be improved;

specifically, the first, second and third anti-slip rings 31, 32 and 33 have the same inner diameter and sequentially increased outer diameters.

In this embodiment, referring to fig. 3 and 4, the outer wall of the second anti-drop ring 32 is designed as a concave arc surface and abuts against the notch of the anti-drop groove 4; the anti-drop groove 4 is of an inverted horn shape, the cylindrical opening of the tail end of the horn is a notch, the joint of the cylindrical end of the tail end of the horn and the horn mouth is of an obtuse angle design, the concave cambered surface of the second anti-drop ring 32 is completely matched with the obtuse angle and is tightly attached to the obtuse angle, and the combination tightness between the anti-drop piece 3 and the anti-drop groove 4 is improved.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a combination formula rubber seal, its characterized in that includes first sealing washer (1) and second sealing washer (2), wherein: one side that second sealing washer (2) is close to first sealing washer (1) is installed anticreep spare (3), and anticreep groove (4) with anticreep spare (3) looks adaptation are seted up to the relative position of first sealing washer (1), and anticreep spare (3) set up in anticreep groove (4), and the outer wall of anticreep spare (3) hugs closely with the inner wall in anticreep groove (4), and first sealing washer (1) hugs closely with second sealing washer (2) each other.

2. The combined rubber sealing ring according to claim 1, wherein the external shape of the anti-falling piece (3) is a horn shape, the tail end of the horn shape is fixedly connected with the second sealing ring (2), and the horn-shaped horn mouth end is inserted into the anti-falling groove (4) after elastic deformation and is restored to the original shape.

3. A combined rubber sealing ring according to claim 2, characterized in that the anti-drop groove (4) is hollow and horn-shaped and is adapted to the anti-drop member (3).

4. The combined rubber sealing ring according to claim 1, wherein the anti-falling piece (3) comprises a first anti-falling ring (31), a second anti-falling ring (32) and a third anti-falling ring (33), one end of the first anti-falling ring (31) is installed in the middle of one side of the second sealing ring, which is close to the first sealing ring (1), and the other end of the first anti-falling ring (31) is fixedly connected with the third anti-falling ring (33) through the second anti-falling ring (32).

5. The combined rubber sealing ring according to claim 4, wherein the first anti-drop ring (31), the second anti-drop ring (32) and the third anti-drop ring (33) have the same inner diameter and sequentially increase outer diameters.

6. The combined rubber sealing ring according to claim 4, wherein the outer wall of the second anti-drop ring (32) is designed as an inward concave cambered surface and is abutted against the notch of the anti-drop groove (4).

7. The combined rubber sealing ring according to claim 4, wherein the first anti-drop ring (31), the second anti-drop ring (32) and the third anti-drop ring (33) are integrally formed.