CN209586989U - A kind of sliding end universal joint dustproof cover and sliding end universal joint housing assembly - Google Patents
A kind of sliding end universal joint dustproof cover and sliding end universal joint housing assembly Download PDFInfo
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- CN209586989U CN209586989U CN201822152686.2U CN201822152686U CN209586989U CN 209586989 U CN209586989 U CN 209586989U CN 201822152686 U CN201822152686 U CN 201822152686U CN 209586989 U CN209586989 U CN 209586989U
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- universal joint
- sliding end
- end universal
- dustproof cover
- cover body
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Abstract
This application discloses a kind of sliding end universal joint dustproof cover, including dust cover body, the dust cover body is rubber annular cover structure, and the inner ring of the dust cover body is for covering the shank shoulder for being fixed in sliding end universal joint shell.Since dust cover body is rubber material, there is elasticity, therefore, can resile shape after being deformed by external force, being capable of normal use.And the sliding end universal joint dustproof cover, more resistant to corrosion, alleviates weight compared with existing metal dust-proof cover, does not need to be pressed dustproof cover using special press mounting tool or machining apparatus is integrally machined, it is only necessary to which being manually inserted in can be completed installation, easy for installation.
Description
Technical field
The utility model relates to technical field of automobile parts, in particular to a kind of sliding end universal joint dustproof cover.This reality
A kind of sliding end universal joint housing assembly comprising the sliding end universal joint dustproof cover is further related to novel.
Background technique
Drive shaft belongs to drivetrain components, is made of interior end segment, shaft and outer end segment, and effect is to export gearbox
Torque be transmitted to driving wheel, it is axially translatable while transmitting load, one can be rotated again in motor turning
Fixed angle.Interior end segment is also known as sliding end universal joint or scalable constant velocity cardan joint, is the component part of drive shaft assembly, drives
The interior end segment of moving axis assembly is connected with the automotive transmission with oil sealing, in order to guarantee the oil sealing in speed changer not by outside
Damage, by increasing the dustproof cover of lip seal configuration on the shell of the inner end sliding end universal joint of drive shaft assembly, every
Disconnected extraneous directly contacting with oil sealing, avoids external object (such as stone) to the coup injury of oil sealing, thus improve oil sealing with
The service life of speed changer.
Existing dustproof cover structure be metal dust-proof cover is pressed on the shoulder of sliding end universal joint shell shank, or
Dustproof cover is machined directly on the shank shoulder of sliding end universal joint shell, forms integral structure.But both are dust-proof
Lid is easily deformed by after external force, leads to not normal use.
In conclusion leading to not normal use after how solving the problems, such as existing dustproof cover stress deformation, become this
Field technical staff's urgent problem to be solved.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of sliding end universal joint dustproof covers, in stress deformation
After be restored to original shape.
Another of the utility model is designed to provide a kind of sliding-end ten thousand comprising the sliding end universal joint dustproof cover
To section housing assembly, to guarantee the normal protection to speed changer oil sealing.
In order to achieve the above objectives, the utility model the following technical schemes are provided:
A kind of sliding end universal joint dustproof cover, including dust cover body, the dust cover body are rubber annular cover structure,
The inner ring of the dust cover body is for covering the shank shoulder for being fixed in sliding end universal joint shell.
Preferably, in above-mentioned sliding end universal joint dustproof cover, the section by its axis of the dust cover body
Shape be C-shaped.
It preferably, further include the inner ring for being set to the dust cover body in above-mentioned sliding end universal joint dustproof cover
On axial limiting ring.
Preferably, in above-mentioned sliding end universal joint dustproof cover, the axial limiting ring is helical spring.
The utility model additionally provides a kind of sliding end universal joint housing assembly, including sliding end universal joint shell and dust-proof
Lid, the dustproof cover are the sliding end universal joint dustproof cover as described in any of the above item.
Preferably, in above-mentioned sliding end universal joint housing assembly, the shank shoulder of the sliding end universal joint shell
On be provided with the axial limiting ring of the sliding end universal joint dustproof cover limit cooperation axial limiting slot.
Compared with prior art, the utility model has the beneficial effects that
The dust cover body of sliding end universal joint dustproof cover provided by the utility model is rubber annular cover structure, dustproof cover
The inner ring of ontology is for covering the shank shoulder for being fixed in sliding end universal joint shell.Since dust cover body is rubber material, because
This, dust cover body has elasticity, and can resile shape after being deformed by external force, being capable of normal use.And the sliding-end
Universal joint dustproof cover, more resistant to corrosion, alleviates weight compared with existing metal dust-proof cover, does not need using special press fitting work
Tool press fitting dustproof cover or machining apparatus are integrally machined, it is only necessary to which being manually inserted in can be completed installation, easy for installation.
The sliding end universal joint that sliding end universal joint housing assembly provided by the utility model uses in the application is dust-proof
Lid, therefore, can resile shape after being deformed by external force, guarantee the normal protection to speed changer oil sealing.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is a kind of structural schematic diagram of sliding end universal joint dustproof cover provided by the embodiment of the utility model；
Fig. 2 is the schematic side view of Fig. 1；
Fig. 3 is a kind of structural schematic diagram of sliding end universal joint housing assembly provided by the embodiment of the utility model；
Fig. 4 is a kind of sliding end universal joint shell of sliding end universal joint housing assembly provided by the embodiment of the utility model
Structural schematic diagram.
Wherein, 1 it is dust cover body, 2 be axial limiting ring, 3 be sliding end universal joint shell, 31 is axial limiting slot.
Specific embodiment
The core of the utility model can be restored to there is provided a kind of sliding end universal joint dustproof cover after stress deformation
Original shape does not influence normal use.
The utility model additionally provides a kind of sliding end universal joint housing assembly comprising the sliding end universal joint dustproof cover,
It can guarantee the normal protection to speed changer oil sealing.
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-Fig. 4 is please referred to, the utility model embodiment provides a kind of sliding end universal joint dustproof cover, hereinafter referred to as anti-
Dirt lid comprising dust cover body 1, dust cover body 1 are rubber annular cover structure, and the inner ring of dust cover body 1 is solid for covering
In on the shank shoulder of sliding end universal joint shell 3.
The dustproof cover is in use, dust cover body 1 is inserted in manually on sliding end universal joint shell 3, due to dustproof cover sheet
Body 1 is rubber material, and therefore, dust cover body 1 has elasticity, and can resile shape after being deformed by external force, Neng Gouji
Continuous normal use.And the dustproof cover is that rubber material, more resistant to corrosion, alleviates weight, no compared with existing metal dust-proof cover
It needs to be pressed dustproof cover using special press mounting tool or machining apparatus is integrally machined, it is easy for installation.
Further, in the present embodiment, the shape in the section by its axis of dust cover body 1 is C-shaped, i.e., dust-proof
Lid ontology 1 has inner ring and outer ring, is U-loop slot between inner ring and outer ring.The dustproof cover intensity is high, firmly installs, protection effect
Fruit is good.
In the present embodiment, dustproof cover further includes the axial limiting ring 2 being set on the inner ring of dust cover body 1.When interior
When snare is fixed on sliding end universal joint shell 3, axial limiting is carried out to dust cover body 1 by axial limiting ring 2, is prevented
Dirt lid falls off.
As optimization, in the present embodiment, axial limiting ring 2 is helical spring.Certainly, axial limiting ring 2 can also be
Annular monocycle, axial limiting ring 2 protrude the outside of the inner ring of dust cover body 1.
Based on dustproof cover described in any of the above embodiment, the utility model embodiment additionally provides a kind of sliding-end ten thousand
To section housing assembly, including sliding end universal joint shell 3 and dustproof cover, dustproof cover is sliding as described in any of the above embodiment
Move end universal joint dustproof cover.The inner ring of dust cover body 1 and the shank shoulder of sliding end universal joint shell 3 are set with and fix.
Due to using the sliding end universal joint dustproof cover in the application, it can restore after being deformed by external force
Original shape guarantees normal protection to speed changer oil sealing, and realizes lightweight, not perishable, reduces assembly equipment and machine
Processing capacity, it is easy for installation.
Further, in the present embodiment, it is provided on the shank shoulder of sliding end universal joint shell 3 universal with sliding-end
The axial limiting slot 31 of the limit cooperation of axial limiting ring 2 of dustproof cover is saved, axial limiting ring 2 is embedded in axial limiting slot 31, from
And the axial limiting between dustproof cover and shell is realized, it prevents from falling off, protect relatively reliable.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (6)
1. a kind of sliding end universal joint dustproof cover, which is characterized in that including dust cover body (1), the dust cover body (1) is
Rubber annular cover structure, the inner ring of the dust cover body (1) is for covering the shank shoulder for being fixed in sliding end universal joint shell (3)
On.
2. sliding end universal joint dustproof cover according to claim 1, which is characterized in that the warp of the dust cover body (1)
The shape for crossing the section of its axis is C-shaped.
3. sliding end universal joint dustproof cover according to claim 1, which is characterized in that further include being set to the dustproof cover
Axial limiting ring (2) on the inner ring of ontology (1).
4. sliding end universal joint dustproof cover according to claim 3, which is characterized in that the axial limiting ring (2) is spiral shell
Revolve spring.
5. a kind of sliding end universal joint housing assembly, including sliding end universal joint shell (3) and dustproof cover, which is characterized in that institute
Stating dustproof cover is sliding end universal joint dustproof cover according to any one of claims 1-4.
6. sliding end universal joint housing assembly according to claim 5, which is characterized in that the sliding end universal joint shell
(3) axial the limiting with the limit cooperation of the axial limiting ring (2) of the sliding end universal joint dustproof cover is provided on shank shoulder
Position slot (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822152686.2U CN209586989U (en) | 2018-12-20 | 2018-12-20 | A kind of sliding end universal joint dustproof cover and sliding end universal joint housing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822152686.2U CN209586989U (en) | 2018-12-20 | 2018-12-20 | A kind of sliding end universal joint dustproof cover and sliding end universal joint housing assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209586989U true CN209586989U (en) | 2019-11-05 |
Family
ID=68378210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822152686.2U Active CN209586989U (en) | 2018-12-20 | 2018-12-20 | A kind of sliding end universal joint dustproof cover and sliding end universal joint housing assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209586989U (en) |
-
2018
- 2018-12-20 CN CN201822152686.2U patent/CN209586989U/en active Active
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