CN208669883U - A kind of universal joint cylinder outer race of transmission shaft - Google Patents
A kind of universal joint cylinder outer race of transmission shaft Download PDFInfo
- Publication number
- CN208669883U CN208669883U CN201821235954.0U CN201821235954U CN208669883U CN 208669883 U CN208669883 U CN 208669883U CN 201821235954 U CN201821235954 U CN 201821235954U CN 208669883 U CN208669883 U CN 208669883U
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- CN
- China
- Prior art keywords
- transmission shaft
- protecting cover
- integrally formed
- screw thread
- dust
- 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.)
- Expired - Fee Related
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Abstract
It is disclosed by the utility model to belong to universal joint technical field, the universal joint cylinder outer race of specially a kind of transmission shaft, including transmission shaft, the right end of the transmission shaft is equipped with integrally formed link block, the right end of the link block is fixedly connected with integrally formed reinforcement block, the right end of the reinforcement block is fixedly connected with barrel-type casing, integrally formed accommodating chamber is offered on the left of the barrel-type casing, by the way that dust-proof cushion is arranged in the inner cavity of axis hole, one group of telescopic sleeve is arranged on the outside of left protecting cover and right protecting cover simultaneously, it is possible to prevente effectively from extraneous dust enters the inner cavity of accommodating chamber, the lubricating oil of accommodating chamber inner cavity is also avoided to shed simultaneously, the anti-dust performance for avoiding current rzeppa joint cylinder outer race is poor, after prolonged use, internal lubrication oil sheds, enter external dust, so that rzeppa joint service life is shorter, make The problem of entire truck drive shaft is scrapped in advance.
Description
Technical field
It is disclosed by the utility model to belong to universal joint technical field, the universal joint cylinder outer race of specially a kind of transmission shaft.
Background technique
Universal joint, that is, universal joint is the parts for realizing the transmitting of varied angle power, for needing to change transmission axis direction
Position, it is " joint " component of the universal driving device of automobile driving system.Universal joint is combined with transmission shaft, referred to as universal
Transmission device is saved, vehicle transmission shaft is transmission parts important on automobile, is divided into long axis and short axle；Existing truck drive shaft includes
Driving shaft, driven shaft, cylinder outer race and rzeppa joint, driving shaft end connect rzeppa joint, rzeppa joint position
In in cylinder outer race, cylinder outer race side axis hole, the other side is integrated with driven shaft, and one is equipped between cylinder outer race and driving shaft
Seal closure, seal closure when long between after use, due to multiple deformation and abrasion, be easy to appear breakage, dissipate internal lubrication oil
Out, enter external dust, so that rzeppa joint service life is shorter, scrap entire truck drive shaft in advance.
For this purpose, the universal joint cylinder outer race we have proposed a kind of transmission shaft comes into operation, to solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of universal joint cylinder outer races of transmission shaft, to solve in above-mentioned background technique
The anti-dust performance of the current rzeppa joint cylinder outer race proposed is poor, and after prolonged use, internal lubrication oil sheds, and makes
External dust enters, so that rzeppa joint service life is shorter, the problem of scrapping entire truck drive shaft in advance.
To achieve the above object, the utility model provides the following technical solutions: a kind of universal joint cylinder outer race of transmission shaft, packet
Transmission shaft is included, the right end of the transmission shaft is equipped with integrally formed link block, and the right end of the link block is fixedly connected with one
Molding reinforcement block, the right end of the reinforcement block are fixedly connected with barrel-type casing, offer one on the left of the barrel-type casing
Molding accommodating chamber, accommodating chamber inner cavity surrounding offer integrally formed ball grooves, and the outside of the reinforcement block is fixed
It is connected with left protecting cover, the right end of the left protecting cover is threaded with right protecting cover, and the right side wall of the right protecting cover is offered and accommodated
The compatible axis hole in chamber left end, the inner cavity dust-proof cushion of the axis hole, and the dust-proof cushion be connected in right protecting cover and barrel-type casing it
Between, the outer sheath of the barrel-type casing is equipped with integrally formed telescopic sleeve, and the left and right ends of the telescopic sleeve are fixed to be connected
It is connected to bearing, and the left side bearing is fixedly connected with transmission shaft.
Preferably, integrally formed screw thread, the left protecting cover are equipped at the outer ledge of the link block and reinforcement block
It is threadedly coupled respectively with link block and reinforcement block.
Preferably, integrally formed external screw thread ring is equipped at the right end outer rim of the left protecting cover, the right protecting cover
Integrally formed internal screw thread ring is equipped on the inside of right end at wheel rim, the external screw thread ring and internal screw thread ring are threadedly coupled, the interior spiral shell
Rubber ring is connected between line ring and the opposite side of external screw thread ring.
Preferably, fixing bolt is threaded between the internal screw thread ring, external screw thread ring and barrel-type casing, and described solid
Determining the uniform spaced set of bolt has multiple groups.
Preferably, the left end of the dust-proof cushion is in bowl structure, and the dust-proof cushion is silica gel dust-proof cushion.
Compared with prior art, the utility model has the beneficial effects that by the way that dust-proof cushion is arranged in the inner cavity of axis hole, simultaneously
One group of telescopic sleeve is arranged on the outside of left protecting cover and right protecting cover, it is possible to prevente effectively from extraneous dust enters the inner cavity of accommodating chamber, together
When also avoid the lubricating oil of accommodating chamber inner cavity from shedding, the anti-dust performance for avoiding current rzeppa joint cylinder outer race is poor,
After prolonged use, internal lubrication oil sheds, and enters external dust so that rzeppa joint service life compared with
It is short, the problem of scrapping entire truck drive shaft in advance.
Detailed description of the invention
Fig. 1 is the utility model structure sectional view.
Fig. 2 is the right protecting cover knot left view of the utility model；
Fig. 3 is the utility model barrel-type casing structure right view；
Fig. 4 is the utility model dust-proof cushion structural schematic diagram.
In figure: 1 transmission shaft, 2 link blocks, 3 reinforcement blocks, 31 screw threads, 4 left protecting covers, 41 external screw thread rings, 5 barrel-type casings, 51
Accommodating chamber, 52 ball grooves, 6 right protecting covers, 61 internal screw thread rings, 62 axis holes, 7 dust-proof cushions, 8 rubber rings, 9 fixing bolts, 10 bearings, 11
Telescopic sleeve.
Specific embodiment
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. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of universal joint cylinder outer race of transmission shaft, including
The right end of transmission shaft 1, the transmission shaft 1 is equipped with integrally formed link block 2, and the right end of the link block 2 is fixedly connected with one
Body formed reinforcement block 3, the right end of the reinforcement block 3 are fixedly connected with barrel-type casing 5, and the left side of the barrel-type casing 5 opens up
There is integrally formed accommodating chamber 51, the 51 inner cavity surrounding of accommodating chamber offers integrally formed ball grooves 52, the reinforcement
The outside of block 3 is fixedly connected with left protecting cover 4, and the right end of the left protecting cover 4 is threaded with right protecting cover 6, the right side of the right protecting cover 6
Side wall offers axis hole 62 compatible with 51 left end of accommodating chamber, the inner cavity dust-proof cushion 7 of the axis hole 62, and the dust-proof cushion 7
It is connected between right protecting cover 6 and barrel-type casing 5, the outer sheath of the barrel-type casing 5 is equipped with integrally formed telescopic sleeve 11, institute
The left and right ends for stating telescopic sleeve 11 are fixedly connected to bearing 10, and the left side bearing 10 is fixedly connected with transmission shaft 1.
Wherein, integrally formed screw thread 31, the left shield are equipped at the outer ledge of the link block 2 and reinforcement block 3
Lid 4 is threadedly coupled with link block 2 and reinforcement block 3 respectively, realizes the connection between left protecting cover 4 and link block 2 and reinforcement block 3, institute
It states and is equipped with integrally formed external screw thread ring 41 at the right end outer rim of left protecting cover 4, on the inside of the right end of the right protecting cover 6 at wheel rim
Equipped with integrally formed internal screw thread ring 61, the external screw thread ring 41 and internal screw thread ring 61 are threadedly coupled, 61 He of internal screw thread ring
It is connected with rubber ring 8 between the opposite side of external screw thread ring 41, realizes the connection between left protecting cover 4 and right protecting cover 6, the internal screw thread
Fixing bolt 9 is threaded between ring 61, external screw thread ring 41 and barrel-type casing 5, and the fixing bolt 9 is uniformly equidistantly set
Multiple groups are equipped with, realize that, to the connection between left protecting cover 4, right protecting cover 6 and barrel-type casing 5, the left end of the dust-proof cushion 7 is in bowl-shape knot
Structure, the dust-proof cushion 7 are silica gel dust-proof cushion, and the dust-proof cushion 7 of silica gel is with thermal stability is good, chemical property is stable, mechanical strong
Spend the advantages that high.
Working principle: the retainer of universal joint and ball are separately mounted to the inner cavity of accommodating chamber 51 and ball grooves 52, together
When right side bearing 10 is fixedly connected with right side transmission shaft 1, lubrication can be effectively prevented in universal joint dust-proof cushion 7 when being driven
Oil sheds, while also can avoid the inner cavity that dust enters accommodating chamber 51, and simultaneous retractable casing 11 is it is possible to prevente effectively from extraneous dust
Into universal joint junction, the anti-dust performance of universal joint cylinder outer race is effectively increased, avoids current rzeppa joint cylinder
The anti-dust performance of shape shell is poor, and after prolonged use, internal lubrication oil sheds, and enters external dust, so that cage
The problem of formula universal joint service life is shorter, scraps entire truck drive shaft in advance, while left protecting cover 4 and right protecting cover 6 can be with
The outside of effective protection universal joint can be increased the intensity of barrel-type casing 5 by outside contamination, to improve making for universal joint
Use the service life.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of universal joint cylinder outer race of transmission shaft, including transmission shaft (1), it is characterised in that: the right end of the transmission shaft (1) is set
Have integrally formed link block (2), the right end of the link block (2) is fixedly connected with integrally formed reinforcement block (3), described to add
The right end of strong block (3) is fixedly connected with barrel-type casing (5), offers integrally formed receiving on the left of the barrel-type casing (5)
Chamber (51), accommodating chamber (51) inner cavity surrounding offer integrally formed ball grooves (52), the outside of the reinforcement block (3)
It is fixedly connected with left protecting cover (4), the right end of the left protecting cover (4) is threaded with right protecting cover (6), the right side of the right protecting cover (6)
Side wall offers axis hole (62) compatible with accommodating chamber (51) left end, the inner cavity dust-proof cushion (7) of the axis hole (62), and described
Dust-proof cushion (7) is connected between right protecting cover (6) and barrel-type casing (5), and the outer sheath of the barrel-type casing (5), which is equipped with, to be integrally formed
Telescopic sleeve (11), the left and right ends of the telescopic sleeve (11) are fixedly connected to bearing (10), and the left side bearing
(10) it is fixedly connected with transmission shaft (1).
2. a kind of universal joint cylinder outer race of transmission shaft according to claim 1, it is characterised in that: the link block (2) and
Be equipped at the outer ledge of reinforcement block (3) integrally formed screw thread (31), the left protecting cover (4) respectively with link block (2) and
Reinforcement block (3) is threadedly coupled.
3. a kind of universal joint cylinder outer race of transmission shaft according to claim 1, it is characterised in that: the left protecting cover (4)
It is equipped with integrally formed external screw thread ring (41) at right end outer rim, is equipped with one on the inside of the right end of the right protecting cover (6) at wheel rim
Body formed internal screw thread ring (61), the external screw thread ring (41) and internal screw thread ring (61) are threadedly coupled, the internal screw thread ring (61)
Rubber ring (8) are connected between the opposite side of external screw thread ring (41).
4. a kind of universal joint cylinder outer race of transmission shaft according to claim 3, it is characterised in that: the internal screw thread ring
(61), it is threaded between external screw thread ring (41) and barrel-type casing (5) fixing bolt (9), and the fixing bolt (9) is uniform
Spaced set has multiple groups.
5. a kind of universal joint cylinder outer race of transmission shaft according to claim 1, it is characterised in that: the dust-proof cushion (7)
Left end is in bowl structure, and the dust-proof cushion (7) is silica gel dust-proof cushion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821235954.0U CN208669883U (en) | 2018-08-02 | 2018-08-02 | A kind of universal joint cylinder outer race of transmission shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821235954.0U CN208669883U (en) | 2018-08-02 | 2018-08-02 | A kind of universal joint cylinder outer race of transmission shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208669883U true CN208669883U (en) | 2019-03-29 |
Family
ID=65833554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821235954.0U Expired - Fee Related CN208669883U (en) | 2018-08-02 | 2018-08-02 | A kind of universal joint cylinder outer race of transmission shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208669883U (en) |
-
2018
- 2018-08-02 CN CN201821235954.0U patent/CN208669883U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190329 Termination date: 20210802 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |