CN215720832U - Hub oil seal structure - Google Patents
Hub oil seal structure Download PDFInfo
- Publication number
- CN215720832U CN215720832U CN202122322680.7U CN202122322680U CN215720832U CN 215720832 U CN215720832 U CN 215720832U CN 202122322680 U CN202122322680 U CN 202122322680U CN 215720832 U CN215720832 U CN 215720832U
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- oil
- oil seal
- spring
- oil blanket
- blanket body
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Abstract
The utility model relates to the technical field of wheel hub oil seals, and discloses a wheel hub oil seal structure, which solves the problems that the existing oil seal is easy to cause oil leakage due to the phenomenon of abrasion after being used for a long time, and the oil seal needs to be frequently maintained and replaced; according to the oil seal, the two sealing rings are arranged inside the first fixing groove and the second fixing groove, the sealing rings are attached to an object under the elastic force action of the second spring, so that the sealing performance of the oil seal body is improved, when the oil seal is worn, the sealing rings can still be tightly attached to the object under the elastic force action of the second spring, and the oil leakage state is avoided; first spring is placed inside the mounting groove, locks the oil blanket body, and great deformation can not take place for the oil blanket, and the leakproofness when the oil blanket can be guaranteed to first spring, can cooperate the object to use, improves the performance of oil blanket.
Description
Technical Field
The utility model belongs to the technical field of wheel hub oil seals, and particularly relates to a wheel hub oil seal structure.
Background
An oil seal is a common name of a sealing element, namely a lubricating oil seal, and is a mechanical element for sealing grease (oil is the most common liquid substance in a transmission system and also generally refers to the common liquid substance), and is used for isolating a part needing lubrication in a transmission part from a force-applying part so as not to allow lubricating oil to leak, and the sealing element for static sealing and dynamic sealing (generally reciprocating motion) is called an oil seal.
The phenomenon of wearing and tearing can appear after long-time the use in current oil blanket, leads to the emergence of oil leak phenomenon easily, needs often maintain and change the oil blanket.
SUMMERY OF THE UTILITY MODEL
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the hub oil seal structure, which effectively solves the problems that the existing oil seal is abraded after being used for a long time, oil leakage is easy to occur, and the oil seal needs to be maintained and replaced frequently.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a wheel hub oil blanket structure, includes the oil blanket body, oil blanket body upper end middle part is seted up flutedly, the oil blanket body corresponds fluted inner wall one side middle part and has been seted up the mounting groove, mounting groove internal connection has first spring, the spread groove has evenly been seted up on the corresponding fluted inner wall one side upper portion of oil blanket body, first fixed slot has been seted up to oil blanket body inner wall lower extreme, the second fixed slot has been seted up to oil blanket body inner wall upper end, the inside equal circumference of first fixed slot and second fixed slot is connected with the second spring, second spring one end is connected with the sealing washer.
Preferably, the cross section of the groove is in a concave structure.
Preferably, the shape of the mounting groove is matched with the shape of the first spring.
Preferably, the outer side of the oil seal body is connected with a wear-resistant layer, and the wear-resistant layer is made of polytetrafluoroethylene.
Preferably, the shapes of the first fixing groove and the second fixing groove are matched with the shapes of the two sealing rings.
Preferably, the shape of sealing washer one end is the arc structure setting, the sealing washer is made for the rubber material.
Compared with the prior art, the utility model has the beneficial effects that:
(1) according to the oil seal, through the arrangement of the first fixing groove, the second spring and the sealing rings, the two sealing rings are arranged inside the first fixing groove and the second fixing groove, the sealing rings can be attached to an object under the action of the elastic force of the second spring, the sealing performance of the oil seal body is improved, when the oil seal is worn, the sealing rings can still be tightly attached to the object under the action of the elastic force of the second spring, and the oil leakage state is avoided;
(2) this is novel, through the setting of recess, mounting groove, first spring and spread groove, first spring is placed inside the mounting groove, can lock the oil blanket body, and great deformation can not take place for the oil blanket body, and the leakproofness of oil blanket body when using can be guaranteed to first spring, can cooperate the object to use, improves the performance of oil blanket.
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 structural view of the present invention;
fig. 2 is a schematic view illustrating an installation structure of a first fixing groove according to the present invention;
fig. 3 is a cross-sectional view of the present invention.
In the figure: 1. an oil seal body; 2. a groove; 3. mounting grooves; 4. a first spring; 5. connecting grooves; 6. a first fixing groove; 7. a second fixing groove; 8. a second spring; 9. and (5) sealing rings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the first embodiment, as shown in fig. 1, 2 and 3, the oil seal comprises an oil seal body 1, wherein a groove 2 is formed in the middle of the upper end of the oil seal body 1, an installation groove 3 is formed in the middle of one side of the oil seal body 1, which corresponds to the inner wall of the groove 2, a first spring 4 is connected inside the installation groove 3, and connection grooves 5 are uniformly formed in the upper portion of one side of the oil seal body 1, which corresponds to the inner wall of the groove 2;
place first spring 4 inside mounting groove 3, can lock oil blanket body 1, great deformation can not take place for oil blanket body 1, and the leakproofness when oil blanket body 1 uses can be guaranteed to first spring 4, can conveniently install oil blanket body 1 through spread groove 5.
In the second embodiment, on the basis of the first embodiment, a first fixing groove 6 is formed in the lower end of the inner wall of the oil seal body 1, a second fixing groove 7 is formed in the upper end of the inner wall of the oil seal body 1, second springs 8 are circumferentially connected to the inside of the first fixing groove 6 and the inside of the second fixing groove 7, and one ends of the second springs 8 are connected with sealing rings 9;
install two sealing washer 9 inside first fixed slot 6 and second fixed slot 7 respectively, when using, under the effect of the elastic force of second spring 8, sealing washer 9 can be tightly laminated with the object, can increase the sealing performance of oil blanket body 1, and when wearing and tearing appear, sealing washer 9 still can tightly laminate with the object under the effect of the elastic force of second spring 8.
Embodiment three, on the basis of embodiment one, the cross sectional shape of recess 2 is concave structure setting, the shape of mounting groove 3 and first spring 4's shape looks adaptation, the convenient better installs first spring 4, 1 outside of oil blanket body is connected with the wearing layer, the wearing layer is made for the polytetrafluoroethylene material, improve the wear resistance of oil blanket body 1, the shape of first fixed slot 6 and second fixed slot 7 and the shape looks adaptation of two sealing washer 9, the shape of sealing washer 9 one end is the arc structure setting, sealing washer 9 is made for the rubber material.
The working principle is as follows: when using, through placing first spring 4 inside mounting groove 3, can lock oil blanket body 1, great deformation can not take place for oil blanket body 1, leakproofness when oil blanket body 1 uses can be guaranteed to first spring 4, can cooperate the object to use, install two sealing washer 9 inside first fixed slot 6 and second fixed slot 7 respectively, when using, under the effect of second spring 8 elasticity, sealing washer 9 can be tightly laminated with the object, can increase the sealing performance of oil blanket body 1, and when wearing and tearing appear, sealing washer 9 still can tightly laminate with the object under the effect of second spring 8's elasticity, avoid the state of oil leak, can conveniently install oil blanket body 1 through spread groove 5.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a wheel hub oil blanket structure, includes oil blanket body (1), its characterized in that: the oil blanket body (1) upper end middle part is seted up flutedly (2), oil blanket body (1) corresponds recess (2) inner wall one side middle part and has been seted up mounting groove (3), mounting groove (3) internal connection has first spring (4), oil blanket body (1) corresponds recess (2) inner wall one side upper portion and has evenly seted up spread groove (5), first fixed slot (6) have been seted up to oil blanket body (1) inner wall lower extreme, second fixed slot (7) have been seted up to oil blanket body (1) inner wall upper end, first fixed slot (6) and the equal circumferential connection in second fixed slot (7) inside have second spring (8), second spring (8) one end is connected with sealing washer (9).
2. A hub oil seal structure according to claim 1, wherein: the cross section of the groove (2) is in a concave structure.
3. A hub oil seal structure according to claim 1, wherein: the shape of the mounting groove (3) is matched with that of the first spring (4).
4. A hub oil seal structure according to claim 1, wherein: the outer side of the oil seal body (1) is connected with a wear-resistant layer, and the wear-resistant layer is made of polytetrafluoroethylene.
5. A hub oil seal structure according to claim 1, wherein: the shapes of the first fixing groove (6) and the second fixing groove (7) are matched with the shapes of the two sealing rings (9).
6. A hub oil seal structure according to claim 1, wherein: the shape of sealing washer (9) one end is the arc structure setting, sealing washer (9) are made for the rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122322680.7U CN215720832U (en) | 2021-09-25 | 2021-09-25 | Hub oil seal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122322680.7U CN215720832U (en) | 2021-09-25 | 2021-09-25 | Hub oil seal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215720832U true CN215720832U (en) | 2022-02-01 |
Family
ID=80024450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122322680.7U Active CN215720832U (en) | 2021-09-25 | 2021-09-25 | Hub oil seal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215720832U (en) |
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2021
- 2021-09-25 CN CN202122322680.7U patent/CN215720832U/en active Active
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