CN220566552U - Two-way five-combination oil seal - Google Patents
Two-way five-combination oil seal Download PDFInfo
- Publication number
- CN220566552U CN220566552U CN202321812151.8U CN202321812151U CN220566552U CN 220566552 U CN220566552 U CN 220566552U CN 202321812151 U CN202321812151 U CN 202321812151U CN 220566552 U CN220566552 U CN 220566552U
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- CN
- China
- Prior art keywords
- rings
- guide
- oil seal
- check
- ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229920001971 elastomer Polymers 0.000 claims abstract description 32
- 239000000806 elastomer Substances 0.000 claims abstract description 9
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 8
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 abstract description 10
- 239000003921 oil Substances 0.000 description 26
- 230000000694 effects Effects 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 229930040373 Paraformaldehyde Natural products 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- -1 polyoxymethylene Polymers 0.000 description 1
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Sealing Devices (AREA)
Abstract
The utility model discloses a bidirectional five-combination oil seal, which relates to the technical field of sealing elements and comprises a rubber elastomer, two check rings and two guide rings; the two sides of the rubber elastic body are provided with first convex edges; a first groove is formed in one side of each of the two check rings; the two check rings are respectively arranged on two sides of the rubber elastic body, and the two first convex edges are respectively attached to the two first grooves; the other sides of the two check rings are respectively provided with a second bulge; one side of each guide ring is provided with a stabilizing ring; the two guide rings are respectively arranged on the other two sides of the two check rings, and the two second bulges are respectively attached to the two stabilizing rings; the two check rings and the two guide rings are provided with openings, so that the device needing sealing can be conveniently installed when the check rings and the guide rings are installed.
Description
Technical Field
The utility model relates to the technical field of sealing elements, in particular to a bidirectional five-combination oil seal.
Background
An oil seal is a commonly used sealing device that is commonly used to prevent leakage or ingress of liquids or gases into mechanical equipment.
The existing oil seal is usually a single sealing ring made of rubber, but is easy to age and damage, so people further improve the oil seal, and a combined oil seal is formed, so that the ageing resistance and the damage resistance of the combined oil seal are improved, but the installation is inconvenient, and the adaptation capacity of the combined oil seal is also required to be improved.
The present inventors found at least the following problems in the implementation of the present embodiment:
the existing combined oil seal is difficult to install, so that the suitability of the existing combined oil seal is poor.
Disclosure of Invention
In order to overcome the problems in the prior art, the utility model aims to provide a bidirectional five-combination oil seal so as to solve the problems that the existing combination oil seal is difficult to install and poor in adaptability.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a bidirectional five-combination oil seal comprises a rubber elastomer, two check rings and two guide rings;
the two sides of the rubber elastic body are provided with first convex edges;
a first groove is formed in one side of each of the two check rings;
the two check rings are respectively arranged on two sides of the rubber elastic body, and the two first convex edges are respectively attached to the two first grooves;
the other sides of the two check rings are respectively provided with a second bulge;
one side of each guide ring is provided with a stabilizing ring;
the two guide rings are respectively arranged on the other two sides of the two check rings, and the two second bulges are respectively attached to the two stabilizing rings;
and openings are formed in the two check rings and the two guide rings.
Preferably, the outer surface of the rubber elastomer is provided with three arc-shaped convex bodies, and the height of the arc-shaped convex body positioned in the middle is higher than that of the other arc-shaped convex bodies.
Preferably, the opening of the retainer ring is a diagonal opening.
Preferably, the inner surface and the outer surface of the two check rings are uniformly provided with a plurality of oil guide lines.
Preferably, the inner surface and the outer surface of the two guide rings are uniformly provided with a plurality of oil guide grooves.
The utility model has the beneficial effects that:
the utility model has simple structure and reasonable design, is formed by combining five parts, and the middle rubber elastomer is a sealing element which really plays a role in sealing; and one on each side of which is also placed a retainer ring and guide ring. The retainer ring is used for well supporting the rubber elastomer; the outer surface of the middle rubber elastomer is provided with three arc-shaped convex bodies, so that good sealing effect can be achieved during static and moving; the guide ring is used for bearing radial force of the piston when the piston moves; the internal surface and the surface of retaining ring evenly are equipped with a plurality of oil lines, and the internal surface and the surface of guide ring evenly are equipped with a plurality of oil grooves, when the piston motion, reduce the wearing and tearing degree of product, and then increase life, and all set up the opening at internal surface and the surface of two retaining rings and two guide rings, and then when installation retaining ring and guide ring, can be comparatively convenient install on the device that needs to seal.
Drawings
For ease of illustration, the utility model is described in detail by the following detailed description and the accompanying drawings.
Fig. 1 is a schematic structural view of the present embodiment;
FIG. 2 is an exploded view of the present embodiment;
fig. 3 is a top view of the rubber elastic body.
In the figure:
100-rubber elastomer; 110-a first ledge; 120-arc-shaped convex bodies; 200-check rings; 210-a first groove; 220-a second bump; 230-an oil line; 300-guide ring; 310-a stabilizing ring; 320-an oil guide groove; 400-opening.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments; in the following description, specific details such as specific configurations and components are provided merely to facilitate a thorough understanding of embodiments of the utility model. It will therefore be apparent to those skilled in the art that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of the utility model. In addition, descriptions of well-known functions and constructions are omitted for clarity and conciseness.
In addition, the embodiments of the present utility model and the features of the embodiments may be combined with each other without collision.
Fig. 1-3 show a bidirectional five-combination oil seal provided in this embodiment, which includes a rubber elastomer 100, two check rings 200, and two guide rings 300; the rubber elastic body 100 is provided with first convex edges 110 at two sides; a first groove 210 is formed on one side of each of the two check rings 200; the two check rings 200 are respectively arranged at two sides of the rubber elastic body 100, and the two first convex edges 110 are respectively attached to the two first grooves 210; the other sides of the two check rings 200 are respectively provided with a second bulge 220; one side of each guide ring 300 is provided with a stabilizing ring 310; the two guide rings 300 are respectively disposed on the other two sides of the two retaining rings 200, and the two second protrusions 220 are attached to the two fixing rings 310; openings 400 are provided in both the two retainers 200 and the two guide rings 300.
Further, the opening 400 of the retainer ring is a diagonal opening.
In particular, the utility model is intended to be used as a sealing element in reciprocating piston cylinders and pistons; such as on the motorcycle crankshaft, on the shock absorber, on the engine, etc.;
the rubber elastic body 100 is made of nitrile rubber, the retainer ring 200 is made of nylon or polyurethane, and the guide ring 300 is made of nylon or polyoxymethylene;
the retainer ring 200 and the guide ring 300 are provided with oblique openings, and when the retainer ring is installed, the openings 400 of the retainer ring 200 and the guide ring 300 are opened, and the retainer ring 300, the retainer ring 200, the rubber elastic body 100, the retainer ring 200 and the guide ring 300 are sequentially installed at corresponding positions.
Further, the outer surface of the rubber elastic body 100 is provided with three arc-shaped protruding bodies 120, and the height of the arc-shaped protruding body 120 positioned in the middle is higher than that of other arc-shaped protruding bodies 120.
Specifically, the combined oil seal is arranged between the piston and the piston cylinder, the middle arc-shaped convex body 120 is tightly attached to the wall of the piston cylinder, and other arc-shaped convex bodies 120 are slightly attached to the wall of the piston cylinder, so that the combined oil seal has better sealing effect.
Further, the inner and outer surfaces of the two retainers 200 are uniformly provided with a plurality of oil lines 230.
Further, the inner and outer surfaces of the two guide rings 300 are uniformly provided with a plurality of oil guide grooves 320.
Specifically, when the piston is running, hydraulic oil or other media can enter the oil guide line 230 from the oil guide groove 320, and when the piston is moving, the lubrication effect of the guide ring 300 and the retainer ring 200 and the piston cylinder wall is improved, the abrasion degree of the product is reduced, and the service life is prolonged.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
In the description of the present application, it should be understood that the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present application.
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 application, the meaning of "plurality" is at least two, such as two, three, etc., unless explicitly defined otherwise.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the present application. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions in a similar manner without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (5)
1. The bidirectional five-combination oil seal is characterized by comprising a rubber elastomer (100), two check rings (200) and two guide rings (300);
the two sides of the rubber elastic body (100) are provided with first convex edges (110);
a first groove (210) is formed in one side of each check ring (200);
the two check rings (200) are respectively arranged at two sides of the rubber elastic body (100), and the two first convex edges (110) are attached to the two first grooves (210);
a second bulge (220) is arranged on the other side of each check ring (200);
one side of each guide ring (300) is provided with a stabilizing ring (310);
the two guide rings (300) are respectively arranged at the other two sides of the two check rings (200), and the two second bulges (220) are respectively attached to the two stabilizing rings (310);
openings (400) are formed in the two check rings (200) and the two guide rings (300) and are used for being conveniently mounted at corresponding positions.
2. The bi-directional five-combination oil seal according to claim 1, wherein the outer surface of the rubber elastic body (100) is provided with three arc-shaped protruding bodies (120), and the height of the arc-shaped protruding body (120) positioned in the middle is higher than that of the other arc-shaped protruding bodies (120).
3. The bi-directional five-pack oil seal according to claim 1, wherein the opening (400) of the retainer ring (200) is a diagonal opening.
4. The bi-directional five-combination oil seal according to claim 1, wherein the inner surface and the outer surface of two of the retainers (200) are uniformly provided with a plurality of oil lines (230).
5. The bi-directional five-combination oil seal according to claim 1, wherein the inner and outer surfaces of both guide rings (300) are uniformly provided with a plurality of oil guide grooves (320).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321812151.8U CN220566552U (en) | 2023-07-11 | 2023-07-11 | Two-way five-combination oil seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321812151.8U CN220566552U (en) | 2023-07-11 | 2023-07-11 | Two-way five-combination oil seal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220566552U true CN220566552U (en) | 2024-03-08 |
Family
ID=90104162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321812151.8U Active CN220566552U (en) | 2023-07-11 | 2023-07-11 | Two-way five-combination oil seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220566552U (en) |
-
2023
- 2023-07-11 CN CN202321812151.8U patent/CN220566552U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |