CN217784206U - Oil seal mounting hole - Google Patents
Oil seal mounting hole Download PDFInfo
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- CN217784206U CN217784206U CN202221546712.XU CN202221546712U CN217784206U CN 217784206 U CN217784206 U CN 217784206U CN 202221546712 U CN202221546712 U CN 202221546712U CN 217784206 U CN217784206 U CN 217784206U
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- mounting hole
- sealing
- oil seal
- sealed
- mounting
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Abstract
The utility model discloses an oil seal mounting hole, which comprises a mounting hole body, wherein the mounting hole body is sleeved outside a to-be-sealed element, and the mounting hole body comprises a mounting part and a first sealing part; the first sealing part is arranged at one end of the mounting part and extends along the axial direction of the mounting part; the installation structure is characterized in that the installation part is provided with an installation hole, a second sealing part is arranged inside the installation hole, and the second sealing part and the installation hole are sleeved on the shaft body to be sealed. The utility model discloses an oil blanket mounting hole structure has set up twice isolation structure, has made the improvement to seal structure's body, does not have the influence to sealed box structure, has played dustproof and waterproof's effect equally on the basis that does not use the dust cover, can adapt to the oil blanket of multiple not isostructure and size, and the commonality is strong, solves among the prior art oil blanket dustproof, water-proof effects is poor, the problem that the commonality of oil blanket is low.
Description
Technical Field
The utility model belongs to the technical field of the oil blanket, a oil blanket mounting hole is related to.
Background
In the automobile field, the oil seal has a wide application range, and the front and rear oil seals, the gearbox oil seal, the axle and the hub of an engine are all directly exposed in the external environment. Some heavy trucks, engineering machinery vehicles and roads are severe, and particularly in coastal areas and areas with large wind and sand, oil seals are easy to be attacked by dust, sand, rainwater and the like during working. Finally, the oil seal is damaged, and oil leakage of the oil seal is caused.
Present oil blanket is in the oil blanket, and some have set up dustproof construction at the oil blanket body, and a small amount of dust can only be stopped to this kind of structure, when using in the environment that has filths such as dust, sand grain, rainwater and frost outside often, can make a large amount of dust gathers in the oil blanket outside, piles up for a long time and finally cause dust to get into main lip region, causes the damage to the oil blanket. Meanwhile, although a dust cover can be additionally arranged on the oil seal, the dust cover is tightly pressed on the oil seal mounting hole through interference fit or is fixed on the oil seal mounting hole through bolts, a safety gap is reserved between the dust cover and the flange plate, the dust cover is limited on the structural mounting hole, the universality of the oil seal mounting hole on different oil seal seats is lower, the installation process of the dust cover is complex, and the installation cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is poor to solve among the prior art oil blanket dustproof, water-proof effects, and the problem that the commonality of oil blanket is low provides an oil blanket mounting hole, realizes dustproof and waterproof function on oil blanket mounting hole itself, has both improved the dustproof and waterproof effect of oil blanket, has also increased the commonality of oil blanket.
In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:
an oil seal mounting hole comprises a mounting hole body, wherein the mounting hole body is sleeved outside a to-be-sealed element and comprises a mounting part and a first sealing part;
the first sealing part is arranged at one end of the mounting part and extends along the axial direction of the mounting part;
the mounting hole has been seted up on the installation department, the inside second sealing that is provided with of mounting hole, second sealing and mounting hole cover are established on treating sealed axis body.
The utility model discloses a further improvement lies in:
the axial length of the first sealing part is more than 5mm.
The first sealing part and the mounting part are of an integrated structure.
The second sealing part is made of rubber.
The second sealing portion is fixed inside the mounting hole through vulcanization.
A gap exists between the inner wall of the first installation part and the shaft body to be sealed.
The clearance between the inside of first installation department and treating the sealing member is 0.5mm.
And the second sealing part is in interference fit with the shaft to be sealed.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses an oil seal mounting hole, the mounting hole body includes installation department and first sealing, first sealing sets up the one end at the installation department, when the installation department is fixed on treating sealed axis body, first sealing extends certain distance along the installation department axial, the end of extension is connected with the ring flange of sealed axle one end, can play the effect of first way isolation, according to the actual conditions of sealed axis body during the use, adjust the length that first sealing extends, extension through first sealing, the mounting hole body has been increased and the sealed area between the sealing member is treated, can completely cut off most cement and granule dust, the second sealing sets up the inside at the mounting hole, the cover is on sealed axle, cooperation first sealing has increased inside isolation seal effect, can completely cut off inside tiny dust and the vapor of oil blanket, the utility model discloses an oil seal mounting hole structure has set up twice isolation structure, improved seal structure's body, do not have the influence to sealed box structure, played the effect that adapts to multiple waterproof and dustproof oil blanket on the basis that does not use equally, can completely cut off different structures, the size commonality is strong.
Further, the utility model discloses in, the second sealing is the rubber material, has optimized the sealed effect between second sealing and the axis body, and dustproof and waterproof effect is more excellent.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic view of the present invention;
fig. 2 is an assembly view of the present invention.
Wherein: 1-a first seal; 2-an installation part; 3-a second seal; 4-axis; 5-a flange plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that, if the terms "upper", "lower", "horizontal", "inner", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship that the product of the present invention is usually placed when in use, the description is only for convenience of description and simplification, but the indication or suggestion that the device or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be interpreted as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
Furthermore, the term "horizontal", if present, does not mean that the component is required to be absolutely horizontal, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the embodiments of the present invention, it should be further noted that unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, 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 according to specific situations by those skilled in the art.
The present invention will be described in further detail with reference to the accompanying drawings:
referring to fig. 1-2, the utility model discloses an oil seal mounting hole, which comprises a first sealing part 1 and a mounting part 2; and a second seal portion 3;
the first sealing part 1 is connected with the mounting part 2, the first sealing part 1 and the mounting part 2 form a mounting hole body, and the first sealing part 1 is sleeved outside the flange plate 5 and is connected with the flange plate 5 in a sealing manner;
the outside at axle 4 is all established to installation department 2, first sealing 1 extends the certain distance along the one end axial of installation department, make it can with ring flange 5 sealing connection, the isolated area and the sealed effect between mounting hole body and the sealed axle 4 have been increased, first sealing 1 keeps apart as first way, through cooperating with ring flange 5, can isolated most muddy water and most granule dust etc., the first sealing of extension 1 and 5 clearance fit of ring flange, avoid muddy water can follow the vice lip of clearance entering oil blanket between the hole axle, cause the damage to the main lip.
In the embodiment of the present invention, the gap between the first sealing portion 1 and the flange is 0.5mm.
Second sealing 3 directly vulcanizes on the inside mounting hole of installation department 2, and second sealing 3 is the rubber dustproof lip, and the rubber dustproof lip is with 4 transition fit of axle, and the rubber dustproof lip is as saying dustproof customs card with the second of external environment contact, and the cooperation is first only after keeping apart, and the second is said and is kept apart only need keep apart tiny dust and aqueous vapor, can realize dustproof, water-proof effects.
The oil seal mounting hole structure disclosed in the utility model increases two isolating barriers through the change of the structure of the oil seal mounting hole structure, provides an anhydrous dust-free environment for the oil seal, prolongs the service life of the oil seal, and has a 0.5mm safety clearance between the mounting hole and the flange 5 as a first dustproof barrier, which can isolate muddy water and most of particle dust and the like; the rubber dustproof lip vulcanized on the oil seal mounting hole is in transition fit with the shaft and serves as a second dustproof pass, contacted particle dust is basically filtered once by the first dustproof pass, and fine dust and moisture are prevented from damaging the main lip of the oil seal.
The utility model provides an oil blanket dustproof and waterproof problem, can no longer use the dust cover, reduce spare part cost and dust cover installation, just the utility model discloses an oil blanket mounting hole structure need not change the box structure, all the other fitting pieces, all the same changes as oil blanket, axle, ring flange, and the installation process does not change, can be applicable to not unidimensional oil blanket seat hole, adaptable all size oil blanket, and the commonality is stronger.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The oil seal mounting hole is characterized by comprising a mounting hole body, wherein the mounting hole body is sleeved outside a to-be-sealed piece and comprises a mounting part and a first sealing part (1);
the first sealing part (1) is arranged at one end of the mounting part (2), and the first sealing part (1) extends along the axial direction of the mounting part (2);
the mounting hole has been seted up on the installation department, inside second sealing (3) that are provided with of mounting hole, second sealing (3) and mounting hole cover are established on treating sealed axis body.
2. An oil seal mounting hole according to claim 1, characterized in that the axial length of the first seal portion (1) is more than 5mm.
3. An oil seal mounting hole according to claim 2, characterized in that the first sealing portion (1) and the mounting portion (2) are of an integral structure.
4. The oil seal mounting hole according to claim 1, wherein the second sealing portion (3) is made of rubber.
5. An oil seal mounting hole according to claim 4, characterized in that the second sealing portion (3) is fixed inside the mounting hole by vulcanization.
6. An oil seal mounting hole according to claim 1, characterized in that a gap is present between the inner wall of the first seal part (1) and the shaft body to be sealed.
7. An oil seal mounting hole according to claim 6, characterized in that the clearance between the inside of the first seal part (1) and the member to be sealed is 0.5mm.
8. An oil seal mounting hole according to claim 1, characterized in that the second sealing portion (3) is in interference fit with the shaft to be sealed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221546712.XU CN217784206U (en) | 2022-06-20 | 2022-06-20 | Oil seal mounting hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221546712.XU CN217784206U (en) | 2022-06-20 | 2022-06-20 | Oil seal mounting hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217784206U true CN217784206U (en) | 2022-11-11 |
Family
ID=83934901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221546712.XU Active CN217784206U (en) | 2022-06-20 | 2022-06-20 | Oil seal mounting hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217784206U (en) |
-
2022
- 2022-06-20 CN CN202221546712.XU patent/CN217784206U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230713 Address after: No. 116, Wenxing Road, Qindu District, Xianyang, Shaanxi 712099 Patentee after: Shaanxi Fashte Intelligent Brake System Co.,Ltd. Address before: 710119 No. 129 West Road, Changan Industrial Park, Xi'an high tech Zone, Shaanxi Patentee before: SHAANXI FAST AUTO DRIVE Group Co. |