CN214197224U - Inner sealing ring of hub unit - Google Patents
Inner sealing ring of hub unit Download PDFInfo
- Publication number
- CN214197224U CN214197224U CN202022991570.5U CN202022991570U CN214197224U CN 214197224 U CN214197224 U CN 214197224U CN 202022991570 U CN202022991570 U CN 202022991570U CN 214197224 U CN214197224 U CN 214197224U
- Authority
- CN
- China
- Prior art keywords
- layer
- sealing washer
- strengthening
- hub unit
- inner core
- 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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Links
- 238000007789 sealing Methods 0.000 title claims abstract description 48
- 238000005728 strengthening Methods 0.000 claims abstract description 32
- 239000000835 fiber Substances 0.000 claims abstract description 6
- 239000003365 glass fiber Substances 0.000 claims abstract description 6
- 229920000728 polyester Polymers 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 5
- 229920000297 Rayon Polymers 0.000 claims description 3
- 238000013329 compounding Methods 0.000 claims description 3
- 229920006324 polyoxymethylene Polymers 0.000 claims description 3
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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- Sealing Devices (AREA)
- Gasket Seals (AREA)
Abstract
The utility model discloses a wheel hub unit inner seal circle, including the sealing washer body, this internal strengthening layer, inner chamber, strengthening inner core, filling layer and the wearing layer of being provided with respectively of sealing washer, the strengthening layer is located the inside of sealing washer body, the inner chamber is located the strengthening layer, the strengthening inner core is located the inner chamber, the filling layer is located between the surface of strengthening the inner core and the inner wall of inner chamber, the wearing layer sets up the surface at the strengthening layer. The utility model discloses in, through the strengthening layer that sets up, can make the sealing washer structure have glass fiber strength and polyester fiber pliability, also have better high temperature resistant, anti tearing effect, the setting of inner core is strengthened in the cooperation simultaneously, can guarantee that whole sealing washer has stable structure intensity, fatigue resistance is high, the antitorque property is superior, wear-resisting and high temperature resistant of wearing layer in the cooperation can effectively guarantee the availability factor of sealing washer, also prolongs the life of sealing washer simultaneously.
Description
Technical Field
The utility model relates to an automobile wheel hub accessory technical field especially relates to a sealing washer in wheel hub unit.
Background
The sealing ring is a fitting used for sealing in common machinery, is very commonly used, and has different requirements on the performance of the sealing ring aiming at different mechanical uses, for example, an inner sealing ring in an automobile hub unit has certain requirements on wear resistance and durability;
the anti distortion of its structure of some present wheel hub unit internal seal ring is not enough with anti tear ability, consequently dismantles the maintenance back, appears the loose distortion condition of breaking of sealing washer easily to lead to the problem of the life decline of sealing washer.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an inner sealing ring of a hub unit.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a wheel hub unit inner seal circle, includes the sealing washer body, this internal strengthening layer, inner chamber, strengthening inner core, filling layer and the wearing layer of being provided with respectively of sealing washer, the strengthening layer is located the inside of sealing washer body, the inner chamber is located the strengthening layer, the strengthening inner core is located the inner chamber, the filling layer is located between the surface of strengthening the inner core and the inner wall of inner chamber, the wearing layer sets up the surface at the strengthening layer.
As a further description of the above technical solution:
the material of the strengthening layer is formed by compounding 60% of glass fiber and 40% of polyester fiber.
As a further description of the above technical solution:
the reinforced inner core is made of polyformaldehyde.
As a further description of the above technical solution:
the wear-resistant layer is made of polytetrafluoroethylene.
As a further description of the above technical solution:
the material of filling layer is the viscose.
As a further description of the above technical solution:
the reinforced layer is net-shaped, and the wear-resistant layer is poured on the outer surface of the reinforced layer through a mold.
The utility model discloses following beneficial effect has:
this sealing washer in wheel hub unit, strengthening layer through setting up, can make the sealing washer structure have glass fiber strength and polyester fiber pliability, also have better high temperature resistant, anti tear effect, the setting of inner core is strengthened in the cooperation simultaneously, can guarantee that whole sealing washer has stable structure intensity, fatigue resistance is high, anti distortion performance is superior, wear-resisting and high temperature resistant of wearing layer in the cooperation, can effectively guarantee the availability factor of sealing washer, also prolong the life of sealing washer simultaneously, the antitorque who has solved its structure of some current wheel hub unit is not enough with anti ability of tearing, consequently dismantling and maintaining the back, the condition that the loose distortion of sealing washer breaks appears easily, thereby lead to the problem that the life of sealing washer descends.
Drawings
Fig. 1 is a top view of a seal ring in a hub unit according to the present invention;
fig. 2 is a schematic view of an internal structure of a sealing ring in a hub unit according to the present invention;
fig. 3 is a side view of the inner seal ring of the hub unit according to the present invention.
Illustration of the drawings:
1. a seal ring body; 2. a strengthening layer; 3. an inner cavity; 4. reinforcing the inner core; 5. a filling layer; 6. and a wear-resistant layer.
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 "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed 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 in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a wheel hub unit inner seal circle, includes sealing washer body 1, be provided with strengthening layer 2 in the sealing washer body 1 respectively, inner chamber 3, strengthen inner core 4, filling layer 5 and wearing layer 6, strengthening layer 2 is located the inside of sealing washer body 1, inner chamber 3 is located strengthening layer 2, strengthen inner core 4 and be located inner chamber 3, filling layer 5 is located between the surface of strengthening inner core 4 and the inner wall of inner chamber 3, wearing layer 6 sets up the surface at strengthening layer 2.
The material of the reinforced layer 2 is formed by compounding 60% of glass fiber and 40% of polyester fiber, and the arranged reinforced layer 2 can enable the sealing ring structure to have glass fiber strength and polyester fiber flexibility and simultaneously have better high-temperature resistance and tear resistance effects; the reinforced inner core 4 is made of polyformaldehyde, and by means of the arrangement of the reinforced inner core 4, the fatigue resistance is high while the whole sealing ring has stable structural strength, the anti-distortion performance is excellent, the structural stability of the sealing ring in use can be effectively guaranteed, and the service life of the sealing ring can be effectively prolonged; the wear-resistant layer 6 is made of polytetrafluoroethylene, and the whole sealing ring has better wear resistance and high temperature resistance through the arrangement of the wear-resistant layer 6, so that the service performance and the service life of the sealing ring structure can be effectively ensured; the filling layer 5 is made of viscose, the structural connection stability can be guaranteed through the arrangement of the filling layer 5, the thermal expansion effect of the buffer sealing ring can be achieved, and the structure is more protective; the strengthening layer 2 is netted, and the wearing layer 6 is pour at the 2 surfaces of strengthening layer through the mould, through the mode that sets up of structure, can effectively guarantee the wholeness of sealing washer structure to guarantee the stable strength of structure.
The working principle is as follows: when using wheel hub unit inner seal circle, strengthening layer 2 through setting up can make the sealing washer structure have good high temperature resistant, anti tear effect, through strengthening the setting of inner core 4, when can guaranteeing that whole sealing washer has stable structure intensity, fatigue resistance is high, anti distortion performance is superior, setting up through wearing layer 6 can make whole sealing washer have better wear-resisting, high temperature resistance, can effectively guarantee the performance and the life-span of sealing washer structure, when setting up through filling layer 5 can guarantee structural connection stability, also can play the thermal expansion effect of buffering sealing washer, the protectiveness of structure is stronger.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides a sealing washer in hub unit, includes sealing washer body (1), its characterized in that: be provided with strengthening layer (2), inner chamber (3), intensive inner core (4), filling layer (5) and wearing layer (6) in sealing washer body (1) respectively, strengthening layer (2) are located the inside of sealing washer body (1), inner chamber (3) are located strengthening layer (2), strengthen inner core (4) and be located inner chamber (3), filling layer (5) are located between the inner wall of the surface of strengthening inner core (4) and inner chamber (3), wearing layer (6) set up the surface at strengthening layer (2).
2. A hub unit inner seal ring according to claim 1, wherein: the material of the reinforced layer (2) is formed by compounding 60% of glass fiber and 40% of polyester fiber.
3. A hub unit inner seal ring according to claim 1, wherein: the material of the reinforced inner core (4) is polyformaldehyde.
4. A hub unit inner seal ring according to claim 1, wherein: the wear-resistant layer (6) is made of polytetrafluoroethylene.
5. A hub unit inner seal ring according to claim 1, wherein: the filling layer (5) is made of viscose.
6. A hub unit inner seal ring according to claim 1, wherein: the reinforced layer (2) is net-shaped, and the wear-resistant layer (6) is poured on the outer surface of the reinforced layer (2) through a mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022991570.5U CN214197224U (en) | 2020-12-14 | 2020-12-14 | Inner sealing ring of hub unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022991570.5U CN214197224U (en) | 2020-12-14 | 2020-12-14 | Inner sealing ring of hub unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214197224U true CN214197224U (en) | 2021-09-14 |
Family
ID=77652231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022991570.5U Active CN214197224U (en) | 2020-12-14 | 2020-12-14 | Inner sealing ring of hub unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214197224U (en) |
-
2020
- 2020-12-14 CN CN202022991570.5U patent/CN214197224U/en active Active
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