CN204592134U - A kind of vehicle driving shaft assembly with buffer structure - Google Patents
A kind of vehicle driving shaft assembly with buffer structure Download PDFInfo
- Publication number
- CN204592134U CN204592134U CN201520279878.3U CN201520279878U CN204592134U CN 204592134 U CN204592134 U CN 204592134U CN 201520279878 U CN201520279878 U CN 201520279878U CN 204592134 U CN204592134 U CN 204592134U
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- China
- Prior art keywords
- universal joint
- dust
- proof cover
- shaft
- transmission shaft
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Abstract
The utility model relates to a kind of vehicle driving shaft assembly with buffer structure, comprise three ball pin style universal joint, rzeppa universal joint, input shaft, output shaft and transmission shaft, described three ball pin style universal joint and rzeppa universal joint are connected to transmission shaft two ends, described input shaft and output shaft are connected on three ball pin style universal joint and rzeppa universal joint, described three ball pin style universal joint and rzeppa universal joint are respectively equipped with the first dust-proof cover and the second dust-proof cover, the middle part of described transmission shaft is provided with Buffer Unit, this Buffer Unit comprises intermediate buffering block, first fixed block and the second fixed block, described first fixed block and the second fixed block are closely connected to the both sides of intermediate buffering block respectively, described intermediate buffering block is provided with buffer cavity.The utility model is rational in infrastructure, has good cushioning effect, even if automobile runs under road conditions comparatively complicated situation, also can keep good transmission effect, thus makes automobile keep better stability in the process run.
Description
Technical field
The utility model relates to vehicle transmission technical field of structures, is specifically related to a kind of vehicle driving shaft assembly with buffer structure.
Background technique
Truck drive shaft is that the axle that two axis do not overlap is coupled together, and makes diaxon with the mechanism of identical angular velocity transmission campaign, and its effect is that the power of motor is delivered to car-wheel from speed changer, meets the requirement of vehicular transmission shaft outer end corner.Existing truck drive shaft can comprise three ball pin style universal joint usually, rzeppa universal joint, input shaft, output shaft and transmission shaft, three ball pin style universal joint and rzeppa universal joint are connected to transmission shaft two ends, input shaft and output shaft are connected on three ball pin style universal joint and rzeppa universal joint, wheel is when turning to, transmission shaft also needs to take into account corner while needing to move axially, turn round and look at three ball pin style universal joint in orthodox car transmission shaft technology can realize moving axially, and rzeppa universal joint can realize the rotation of angle, simultaneously in order to prevent dust, the impact of particle, three ball pin style universal joint and rzeppa universal joint are respectively equipped with the first dust-proof cover and the second dust-proof cover, but, and existing vehicle driving shaft assembly is the buffer structure do not had, when encountering road conditions and being quite complicated, less stable during driving-shaft assembly work, and can due to the stability of wobble effects automobilism.
Model utility content
The technical problems to be solved in the utility model there is provided a kind of vehicle driving shaft assembly with buffer structure, solve existing driving-shaft assembly and there is no buffer structure, shock-absorbing capacity is poor, when encountering road conditions and being quite complicated, the less stable of work, will affect the deficiency of the stability of automobilism.
In order to the technical problem the utility model solved existing for background technique have employed following technological scheme: a kind of vehicle driving shaft assembly with buffer structure, comprise three ball pin style universal joint, rzeppa universal joint, input shaft, output shaft and transmission shaft, described three ball pin style universal joint and rzeppa universal joint are connected to transmission shaft two ends, described input shaft and output shaft are connected on three ball pin style universal joint and rzeppa universal joint, described three ball pin style universal joint and rzeppa universal joint are respectively equipped with the first dust-proof cover and the second dust-proof cover, the middle part of described transmission shaft is provided with Buffer Unit, this Buffer Unit comprises intermediate buffering block, first fixed block and the second fixed block, described first fixed block and the second fixed block are closely connected to the both sides of intermediate buffering block respectively, described intermediate buffering block is provided with buffer cavity.
By adopting technique scheme, the vehicle driving shaft assembly of band buffer structure of the present utility model by being provided with the Buffer Unit be made up of intermediate buffering block, the first fixed block and the second fixed block on transmission shaft, driving-shaft assembly is made to have good cushioning effect, even if automobile runs under road conditions comparatively complicated situation, driving-shaft assembly also can keep good transmission effect, to make the power of motor be delivered to car-wheel smoothly from speed changer, thus make automobile in the process run, keep stable.
Further setting of the present utility model: described input shaft and output shaft are respectively arranged with input shaft spline segment and output shaft spline segment, and described input shaft spline segment and output shaft spline segment are spiral spline.
By adopting technique scheme, thus input shaft and speed changer and output shaft and car-wheel can be made better to be connected, making the gap that is connected between it less, being conducive to the efficiency of raising power transmission.
Further setting of the present utility model: described three ball pin style universal joint comprises telescopic end housing, bearing housing and Samsung bearing, described transmission shaft stretches in telescopic end housing and is connected with bearing housing, described Samsung bearing is installed on bearing housing, described rzeppa universal joint comprises fixed end housing, inner race, ball and retainer, described transmission shaft stretches into fixed end housing and is connected with inner race, and described ball is installed between inner race and fixed end housing by retainer.
By adopting above-mentioned technological scheme, thus the structure of three ball pin style universal joint and rzeppa universal joint is more rationalized, be conducive to power and be better sent to car-wheel from motor, and automobile is better run, be conducive to the working life extending transmission shaft simultaneously.
Further setting of the present utility model; Described Samsung bearing is provided with some oil guide slot.
By adopting technique scheme, the setting of oil guide slot can make three ball pin style universal joint internal lubrication better, is conducive to the usability improving three ball pin style universal joint, extends its working life simultaneously.
Further setting of the present utility model: the joint of described transmission shaft and inner race is provided with stop back-up ring.
By adopting technique scheme, the setting of stop back-up ring can make the installation of rzeppa universal joint more firm, avoids rzeppa universal joint to produce the phenomenon of off normal.
Further setting of the present utility model: the position that described transmission shaft is connected with the first dust-proof cover, the second dust-proof cover is respectively equipped with circular groove, the inner ring that described first dust-proof cover, the second dust-proof cover are connected with transmission shaft is respectively equipped with annular lug.
By adopting technique scheme, thus reinforcement first dust-proof cover can be conducive to, soundness that the second dust-proof cover is connected with transmission shaft, to improve dust-proof effect, to improve the usability of driving-shaft assembly.
Further setting of the present utility model: the outer wall at described first dust-proof cover two ends and the outer wall at the second dust-proof cover two ends are respectively arranged with beam ring.
By adopting technique scheme, thus the steadiness of the installation of the first dust-proof cover and the second dust-proof cover can be improved further, being conducive to improving its dust-proof efficiency further.
The beneficial effects of the utility model are: the vehicle driving shaft assembly of band buffer structure of the present utility model is rational in infrastructure, has good cushioning effect, even if automobile runs under road conditions comparatively complicated situation, also
Good transmission effect can be kept, to make the power of motor be delivered to car-wheel smoothly from speed changer, thus make automobile keep better stability in the process run.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of vehicle driving shaft assembly with buffer structure of the present utility model.
Embodiment
As shown in Figure 1, a kind of vehicle driving shaft assembly with buffer structure of the utility model embodiment, comprise three ball pin style universal joint 1, rzeppa universal joint 2, input shaft 3, output shaft 4 and transmission shaft 5, its three ball pin style universal joint 1 and rzeppa universal joint 2 are connected to transmission shaft 5 two ends, and input shaft 3 and output shaft 4 are connected on three ball pin style universal joint 1 and rzeppa universal joint 2, three ball pin style universal joint 1 and rzeppa universal joint 2 are respectively equipped with the first dust-proof cover 6 and the second dust-proof cover 7, further, at the middle part of transmission shaft 5, Buffer Unit 8 is installed, this Buffer Unit 8 comprises intermediate buffering block 81, first fixed block 82 and the second fixed block 83, its first fixed block 82 and the second fixed block 83 are closely connected to the both sides of intermediate buffering block 81 respectively, and intermediate buffering block 81 is provided with buffer cavity 811, the vehicle driving shaft assembly of this band buffer structure by being provided with by intermediate buffering block 81 on transmission shaft 5, the Buffer Unit 8 that first fixed block 82 and the second fixed block 83 are formed, driving-shaft assembly is made to have good cushioning effect, even if automobile runs under road conditions comparatively complicated situation, driving-shaft assembly also can keep good transmission effect, car-wheel is delivered to smoothly from speed changer to make the power of motor, thus make automobile keep good stability in the process run.
In the present embodiment, input shaft 3 and output shaft 4 are respectively arranged with input shaft spline segment 31 and output shaft spline segment 41, and input shaft spline segment 31 and output shaft spline segment 41 are spiral spline, thus input shaft 3 can be made better to be connected with car-wheel with speed changer and output shaft 4, make to coordinate between it to connect
The gap connect is less, is conducive to the efficiency improving power transmission.
In the present embodiment, three ball pin style universal joint 1 comprises telescopic end housing 11, bearing housing 12 and Samsung bearing 13, its transmission shaft 5 stretches in telescopic end housing 11 and is connected with bearing housing 12, Samsung bearing 13 is installed on bearing housing 13, rzeppa universal joint 2 comprises fixed end housing 21, inner race 22, ball 23 and retainer 24, its transmission shaft 5 stretches into fixed end housing 21 and is connected with inner race 22, ball 23 is installed between inner race 22 and fixed end housing 21 by retainer 24, thus the structure of three ball pin style universal joint 1 and rzeppa universal joint 2 is more rationalized, be conducive to power and be better sent to car-wheel from motor, and automobile is better run, be conducive to the working life extending transmission shaft simultaneously.
In the present embodiment, Samsung bearing 13 is provided with some oil guide slot 131, the setting of oil guide slot 131 can make three ball pin style universal joint 1 internal lubrication better, is conducive to the usability improving three ball pin style universal joint 1, extends its working life simultaneously.
In the present embodiment, the joint of transmission shaft 5 and inner race 22 is provided with stop back-up ring 9, the setting of this stop back-up ring 9 can make the installation of rzeppa universal joint 2 more firm, avoids rzeppa universal joint 2 to produce the phenomenon of off normal, is conducive to the transmission stability improving driving-shaft assembly further.
In the present embodiment, transmission shaft 5 and the first dust-proof cover 6, the position that second dust-proof cover 7 connects is respectively equipped with circular groove 51, first dust-proof cover 6, the inner ring that second dust-proof cover 7 is connected with transmission shaft 5 is respectively equipped with annular lug 61, 71, thus reinforcement first dust-proof cover 6 can be conducive to, the soundness that second dust-proof cover 7 is connected with transmission shaft 5, to improve dust-proof effect, to improve the usability of driving-shaft assembly, further, the outer wall at the outer wall at the first dust-proof cover 6 two ends and the second dust-proof cover 7 two ends is respectively arranged with beam ring 10, thus the steadiness of the installation of the first dust-proof cover 6 and the second dust-proof cover 7 can be improved further, be conducive to improving its dust-proof efficiency further.
Claims (7)
1. the vehicle driving shaft assembly with buffer structure, comprise three ball pin style universal joint, rzeppa universal joint, input shaft, output shaft and transmission shaft, described three ball pin style universal joint and rzeppa universal joint are connected to transmission shaft two ends, described input shaft and output shaft are connected on three ball pin style universal joint and rzeppa universal joint, described three ball pin style universal joint and rzeppa universal joint are respectively equipped with the first dust-proof cover and the second dust-proof cover, it is characterized in that: the middle part of described transmission shaft is provided with Buffer Unit, this Buffer Unit comprises intermediate buffering block, first fixed block and the second fixed block, described first fixed block and the second fixed block are closely connected to the both sides of intermediate buffering block respectively, described intermediate buffering block is provided with buffer cavity.
2. a kind of vehicle driving shaft assembly with buffer structure according to claim 1, it is characterized in that: described input shaft and output shaft are respectively arranged with input shaft spline segment and output shaft spline segment, and described input shaft spline segment and output shaft spline segment are spiral spline.
3. a kind of vehicle driving shaft assembly with buffer structure according to claim 1, it is characterized in that: described three ball pin style universal joint comprises telescopic end housing, bearing housing and Samsung bearing, described transmission shaft stretches in telescopic end housing and is connected with bearing housing, described Samsung bearing is installed on bearing housing, described rzeppa universal joint comprises fixed end housing, inner race, ball and retainer, described transmission shaft stretches into fixed end housing and is connected with inner race, and described ball is installed between inner race and fixed end housing by retainer.
4. a kind of vehicle driving shaft assembly with buffer structure according to claim 3, is characterized in that: described Samsung bearing is provided with some oil guide slot.
5. a kind of vehicle driving shaft assembly with buffer structure according to claim 3, is characterized in that: the joint of described transmission shaft and inner race is provided with stop back-up ring.
6. a kind of vehicle driving shaft assembly with buffer structure according to claim 1, it is characterized in that: the position that described transmission shaft is connected with the first dust-proof cover, the second dust-proof cover is respectively equipped with circular groove, the inner ring that described first dust-proof cover, the second dust-proof cover are connected with transmission shaft is respectively equipped with annular lug.
7. a kind of vehicle driving shaft assembly with buffer structure according to claim 1 or 6, is characterized in that: the outer wall at described first dust-proof cover two ends and the outer wall at the second dust-proof cover two ends are respectively arranged with beam ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520279878.3U CN204592134U (en) | 2015-05-04 | 2015-05-04 | A kind of vehicle driving shaft assembly with buffer structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520279878.3U CN204592134U (en) | 2015-05-04 | 2015-05-04 | A kind of vehicle driving shaft assembly with buffer structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204592134U true CN204592134U (en) | 2015-08-26 |
Family
ID=53928288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520279878.3U Expired - Fee Related CN204592134U (en) | 2015-05-04 | 2015-05-04 | A kind of vehicle driving shaft assembly with buffer structure |
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| Country | Link |
|---|---|
| CN (1) | CN204592134U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106870584A (en) * | 2017-04-05 | 2017-06-20 | 苏州苏万万向节有限公司 | A kind of Rzeppa constant velocity joint |
-
2015
- 2015-05-04 CN CN201520279878.3U patent/CN204592134U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106870584A (en) * | 2017-04-05 | 2017-06-20 | 苏州苏万万向节有限公司 | A kind of Rzeppa constant velocity joint |
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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 |
Granted publication date: 20150826 Termination date: 20170504 |
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| CF01 | Termination of patent right due to non-payment of annual fee |