CN202326806U - Constant-speed universal joint protection sleeve - Google Patents
Constant-speed universal joint protection sleeve Download PDFInfo
- Publication number
- CN202326806U CN202326806U CN2011205094628U CN201120509462U CN202326806U CN 202326806 U CN202326806 U CN 202326806U CN 2011205094628 U CN2011205094628 U CN 2011205094628U CN 201120509462 U CN201120509462 U CN 201120509462U CN 202326806 U CN202326806 U CN 202326806U
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- CN
- China
- Prior art keywords
- universal joint
- sleeve
- shaft sleeve
- rubber
- large shaft
- 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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- Sealing Devices (AREA)
Abstract
The utility model relates to a constant-speed universal joint protection sleeve which comprises a large rubber shaft sleeve, a small rubber shaft sleeve and a connecting sleeve, wherein the large rubber shaft sleeve is fixedly sleeved on a universal joint shell; the small rubber shaft sleeve is movably sleeved on a connecting shaft; and the connecting sleeve is used for connecting large rubber shaft sleeve and the small rubber shaft sleeve. The connecting sleeve comprises a metal sheath; one end of the metal sheath is fixedly connected with the large rubber shaft sleeve through a large end connecting part extended out of the large rubber shaft sleeve, and the other end of the metal sheath is fixedly connected with the small rubber shaft sleeve through a small end connecting part extended out of the small rubber shaft sleeve, and the large end connecting part and the small end connecting part are arranged in a bending manner. Compared with the prior art, the constant-speed universal joint protection sleeve has the advantages that when being collided or scratched by a foreign matter, the metal sheath has little possibility of damage, so that the service life of the universal joint protection sleeve is greatly prolonged; and the two ends of the metal sheath are connected with each other through the large end connecting part and the small end connecting part arranged in a bending manner, the fatigue failure of the protection sleeve caused by too many bending frequencies in the use can be avoided.
Description
Technical field
The utility model relates to a kind of auto parts machinery, is specifically related to a kind of CV joint for car protecting cover.
Background technique
The lubricated reliable vitals of universal joint is invaded and harassed and guaranteed to the universal joint protecting cover for foreign matters such as protection universal joint dust, stones.Because the transmission of universal joint is the varied angle transmission of power, protecting cover twists with the variation of transmission shaft angle in transmission process, so existing protecting cover generally adopts rubber material to process; Scratched by foreign matter easily but elastometric boot hardness is low; Particularly work as automobile and run into relatively poor road conditions, the stone that has splashed and other foreign matter very easily scratch protecting cover, make universal joint lose protection after protecting cover scratches; To cause universal joint to damage when serious, automobile can't go.
Summary of the invention
Deficiency and defective to the existing technology existence; The purpose of the utility model is to provide a kind of constant velocity universal joint protecting cover that adopts rubber and metal to combine; Can satisfy universal joint transmission requirement, can effectively avoid the sheath accidental damage again, improve protecting cover working life.
For realizing above-mentioned purpose; The utility model provides following technological scheme: a kind of constant velocity universal joint protecting cover; Include fixedly sleeved at the rubber large shaft sleeve on the universal joint housing, be actively socketed on the little axle sleeve of rubber and the connecting sleeve of connection rubber large shaft sleeve and the little axle sleeve of rubber on the coupling shaft; It is characterized in that: described connecting sleeve includes protective metal shell, and protective metal shell one end is fixedly connected with the rubber large shaft sleeve, and the other end is fixedly connected with the little axle sleeve of rubber.
Through adopting technique scheme; Adopt the design of rubber axle sleeve and protective metal shell structure combining; The rubber axle sleeve has guaranteed that the universal joint protecting cover satisfies universal joint varied angle transmission requirement, and protective metal shell has stronger hardness, and protective metal shell is being run into by foreign matter or drawn then; Be not easy to damage, prolonged universal joint protecting cover working life greatly.
The utility model further is set to: the end that described rubber large shaft sleeve is connected with metallic sheath extends outward big end joint; Big end joint extends to metallic sheath and is fixedly connected in metallic sheath; The end that the little axle sleeve of described rubber is connected with metallic sheath extends outward the small end joint, and the small end joint extends to metallic sheath and is fixedly connected in metallic sheath.
Through adopting technique scheme; The rubber large shaft sleeve all extends joint with the end that the little axle sleeve of rubber is connected with metallic sheath; The rubber joint has further improved the flexible of universal joint protecting cover; Help the universal joint protecting cover and adapt to the transmission of universal joint varied angle, avoid the use of in the process because of too much fatigue failure of number of bends.
The utility model further is set to: described big end joint and small end joint all adopt towards away from the setting of coupling shaft axis bending, and said small end joint length is greater than big end joint.
Through adopting technique scheme, hold joint and small end joint to adopt above-mentioned crooked the setting greatly, further improved joint intensity, avoid the use of in the process because of too much fatigue failure of number of bends.
This practicality newly further is set to: the little sleeve lining of described rubber is provided with slide block; Corresponding coupling shaft is provided with the annular groove suitable with slide block; The little axle sleeve outer wall of described rubber is provided with the small end jump ring with the little axle sleeve locking of rubber; Said little axle sleeve is assigned in the annular groove through slide block is moving, and through the locking of small end jump ring.
Through adopting technique scheme, the moving linkage structure of joining of little axle sleeve of rubber and coupling shaft is simple and reliable.
The utility model further is set to: described rubber large shaft sleeve is provided with anti-slip tank with the sidewall that universal joint housing pastes mutually; Corresponding universal joint housing is provided with the anti-skidding convexity adaptive with anti-slip tank, and described rubber large shaft sleeve outer wall is provided with the big end jump ring that the rubber large shaft sleeve is locked.
Through adopting technique scheme, the connection of rubber large shaft sleeve is reliable.
Below in conjunction with accompanying drawing the utility model is further described.
Description of drawings
Fig. 1 is the structural representation after the constant velocity universal joint protecting cover of the utility model is installed;
Fig. 2 is the structural representation (vertically analysing and observe) of the constant velocity universal joint protecting cover of the utility model.
The 1-universal joint housing, the anti-skidding convexity of 11-, the 2-coupling shaft, the 21-circular orientation is protruding; The 210-annular groove, 3-rubber large shaft sleeve, the big end jump ring of 30-, the big end jump ring of 301-groove; The 31-anti-slip tank, the big end joint of 32-, 4-protective metal shell, the little axle sleeve of 5-rubber; 50-small end jump ring, 501-small end jump ring groove, 51-small end joint, 52-slide block.
Embodiment
Referring to accompanying drawing 1, accompanying drawing 2, the disclosed a kind of constant velocity universal joint protecting cover of the utility model, the connecting sleeve 4 that includes rubber large shaft sleeve 3, the little axle sleeve 5 of rubber and connect rubber large shaft sleeve 3 and the little axle sleeve 5 of rubber.Described rubber large shaft sleeve 3 is set on the universal joint housing 1; Rubber large shaft sleeve 3 is provided with suitable anti-skid structure with universal joint housing 1; Anti-skid structure is that rubber large shaft sleeve 3 inwalls are provided with anti-slip tank 31; Corresponding universal joint housing 1 is provided with and adaptive anti-skidding protruding 11 of anti-slip tank 31, and anti-slip tank 31 extends to rubber large shaft sleeve 3 centers near a sidewall of the little axle sleeve 5 of rubber; Certainly above-mentioned anti-skid structure also can be for being arranged on protruding on the rubber large shaft sleeve 3 and being arranged on the anti-slip tank on the universal joint housing 1, but this is provided with and influence universal joint housing 1 rigidity and inconvenience is set, so a kind of structure setting before the anti-skid structure employing; Described rubber large shaft sleeve 3 outer walls are provided with big end jump ring groove 301, hold greatly and are provided with big end jump ring 30 in the jump ring groove 301; Be that described rubber large shaft sleeve 3 is set on the universal joint housing 1 and is locked through big end jump ring 301; In anti-slip tank 31 on the inwall and the universal joint housing 1 anti-skidding protruding 11 cooperates; Make rubber large shaft sleeve 3 be unlikely to skid off from universal joint housing 1 and come off, simultaneously anti-skidding 31 sidewalls that extend are against on universal joint housing 1 end; Certain said rubber large shaft sleeve 3 can be fixed on the universal joint housing 1 through alternate manner, adopts fixingly etc. like fixing glue, but uses jump ring convenient and reliable, so the setting of employing jump ring.The end that described rubber large shaft sleeve 3 is connected with connecting sleeve extends outward big end joint 32, holds joint 32 towards (promptly turning up and crooked the setting) is set away from central axis is crooked greatly, is the circular arc setting in the present embodiment.
The little axle sleeve 5 of described rubber is actively socketed on the coupling shaft 2; Little axle sleeve 5 inwalls of rubber are provided with slide block 52; Slide block 52 is the extended annular lugs of little axle sleeve 5 inwalls of rubber; Corresponding said coupling shaft 2 is provided with the annular groove 210 adaptive with slide block 52, and said annular groove 210 forms through being arranged between two circular orientation protruding 21 that make progress in 2 weeks of coupling shaft; Little axle sleeve 5 outer walls of described rubber are provided with small end jump ring groove 501, are provided with small end jump ring 50 in the small end jump ring groove 501; Be the little axle sleeve 5 of said rubber through slide block 52 moving being assigned in the annular groove 210, and through 50 lockings of small end jump ring; Certainly as the feasible technological scheme of the utility model; The little axle sleeve 5 of described rubber also can adopt alternate manner to be connected with coupling shaft 2; As through bearing or directly to be enclosed within coupling shaft 2 first-class; Inconvenience is set or connects insecure defective but adopt other linkage structure to exist, so first kind of set-up mode of the preferential employing of the utility model.The end that the little axle sleeve 5 of described rubber is connected with connecting sleeve extends outward small end joint 51, and small end joint 51 is the circular arc setting in the present embodiment towards (the crooked setting of turning up) is set away from central axis is crooked; Described small end joint 51 lateral lengths guarantee to a certain extent that greater than the lateral length of big end joint 32 the constant velocity universal joint protecting cover can not form interference to the transmission of universal joint.
Described connecting sleeve includes protective metal shell 4, and protective metal shell 4 one ends are fixedly connected one through big end joint 32 with rubber large shaft sleeve 3, and the other end is fixedly connected with the little axle sleeve 5 of rubber through small end joint 51.Described big end joint 32 and small end joint 51 are fixedly connected one or offer attachment hole at said protective metal shell 4 two ends through Bonds such as mighty bonds with protective metal shell 4; Big end joint 32 and small end joint 51 pass attachment hole, and lock each other with protective metal shell and to be fixedly connected etc.; Protective metal shell 4 is from being connected an end with rubber large shaft sleeve 3 to being connected the barrel-like structure that an end diameter reduces gradually with the little axle sleeve 5 of rubber.
Interfere for guaranteeing that the constant velocity universal joint protecting cover can not form the transmission of universal joint; The diameter of described rubber large shaft sleeve 3 axis holes, hold joint 32 and protective metal shell 4 to design greatly, guarantee can not interfere according to the size of the tilt limit angle of constant velocity universal joint.
Claims (6)
1. constant velocity universal joint protecting cover; Include fixedly sleeved at the rubber large shaft sleeve on the universal joint housing, be actively socketed on the little axle sleeve of rubber and the connecting sleeve of connection rubber large shaft sleeve and the little axle sleeve of rubber on the coupling shaft; It is characterized in that: described connecting sleeve includes protective metal shell; Protective metal shell one end is fixedly connected with the rubber large shaft sleeve, and the other end is fixedly connected with the little axle sleeve of rubber.
2. constant velocity universal joint protecting cover according to claim 1; It is characterized in that: the end that described rubber large shaft sleeve is connected with metallic sheath extends outward big end joint; Big end joint extends to metallic sheath and is fixedly connected in metallic sheath; The end that the little axle sleeve of described rubber is connected with metallic sheath extends outward the small end joint, and the small end joint extends to metallic sheath and is fixedly connected in metallic sheath.
3. constant velocity universal joint protecting cover according to claim 2 is characterized in that: described big end joint and small end joint all adopt towards away from the setting of coupling shaft axis bending, and said small end joint length is greater than big end joint.
4. according to claim 1 or 2 or 3 described constant velocity universal joint protecting covers; It is characterized in that: the little sleeve lining of described rubber is provided with slide block; Corresponding coupling shaft is provided with the annular groove suitable with slide block; The little axle sleeve outer wall of described rubber is provided with the small end jump ring with the little axle sleeve locking of rubber, and said little axle sleeve is assigned in the annular groove through slide block is moving, and through the locking of small end jump ring.
5. according to claim 1 or 2 or 3 described constant velocity universal joint protecting covers; It is characterized in that: described rubber large shaft sleeve is provided with anti-slip tank with the sidewall that universal joint housing pastes mutually; Corresponding universal joint housing is provided with the anti-skidding convexity adaptive with anti-slip tank, and described rubber large shaft sleeve outer wall is provided with the big end jump ring that the rubber large shaft sleeve is locked.
6. constant velocity universal joint protecting cover according to claim 4; It is characterized in that: described rubber large shaft sleeve is provided with anti-slip tank with the sidewall that universal joint housing pastes mutually; Corresponding universal joint housing is provided with the anti-skidding convexity adaptive with anti-slip tank, and described rubber large shaft sleeve outer wall is provided with the big end jump ring that the rubber large shaft sleeve is locked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205094628U CN202326806U (en) | 2011-12-08 | 2011-12-08 | Constant-speed universal joint protection sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205094628U CN202326806U (en) | 2011-12-08 | 2011-12-08 | Constant-speed universal joint protection sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202326806U true CN202326806U (en) | 2012-07-11 |
Family
ID=46438786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205094628U Expired - Fee Related CN202326806U (en) | 2011-12-08 | 2011-12-08 | Constant-speed universal joint protection sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202326806U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989112A (en) * | 2017-05-31 | 2017-07-28 | 烟台双合汇升测控设备有限公司 | Constant velocity universal joint drive spindle is installed in segmentation with metal protection |
-
2011
- 2011-12-08 CN CN2011205094628U patent/CN202326806U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989112A (en) * | 2017-05-31 | 2017-07-28 | 烟台双合汇升测控设备有限公司 | Constant velocity universal joint drive spindle is installed in segmentation with metal protection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20191208 |