CN207374600U - A kind of bicycle drive for mitigating car body weight - Google Patents
A kind of bicycle drive for mitigating car body weight Download PDFInfo
- Publication number
- CN207374600U CN207374600U CN201721369748.4U CN201721369748U CN207374600U CN 207374600 U CN207374600 U CN 207374600U CN 201721369748 U CN201721369748 U CN 201721369748U CN 207374600 U CN207374600 U CN 207374600U
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- shaft
- connecting shaft
- transmission output
- output shaft
- body weight
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Abstract
The utility model discloses a kind of bicycle drive for mitigating car body weight, including：Vehicle frame, wheel, speed changer, antitorque part, at least two bearing blocks and at least a connecting shaft, the speed changer is equipped with transmission input shaft and transmission output shaft, the transmission input shaft is equipped with wheel for inputting, the connecting shaft collectively constitutes final drive shaft with transmission output shaft, one end of the antitorque part is connected with speed changer, the other end of the antitorque part is fixedly connected with vehicle frame or damping is connected, one end of the connecting shaft is fixedly connected with transmission output shaft, it is connected between the other end and hub for vehicle wheel of the connecting shaft by freewheel clutch, the bearing block is fixedly connected with vehicle frame or damping is connected, the final drive shaft is supported in bearing block and is connected between bearing block by bearing, so as to simplify the structure of bicycle drive, significantly reduce the car body weight of bicycle.
Description
【Technical field】
The utility model is related to technical field of bicycles, and in particular to a kind of bicycle transmission dress for mitigating car body weight
It puts.
【Background technology】
Joining shown in Fig. 1, Fig. 1 discloses a kind of bicycle suspension formula transmission device of the prior art, including：Vehicle frame 1`,
The defects of wheel 2`, load-bearing axle 3`, rotation axis 4` and speed changer 5`, this kind of suspension gearing, is：In the transmission device
Load-bearing is realized by load-bearing axle 3`, realizes that power transfers by rotation axis 4`, load-bearing and passing power pass through two differences respectively
Axis realize that cause structure complex, entire vehicle body is heavier, considerably increases manufacture difficulty.
Therefore, it is necessary to provide a kind of bicycle drive for mitigating car body weight for solving above-mentioned technical problem.
【Utility model content】
To solve the above problems, the purpose of this utility model is to provide a kind of simple in structure and can reduce car body weight
Bicycle drive.
To achieve the above object, the technical solution that the utility model is taken is：A kind of bicycle for mitigating car body weight
Transmission device, including：Vehicle frame, wheel, speed changer, antitorque part, at least two mounting bases and an at least connecting shaft, the speed change
Device is equipped with transmission input shaft and transmission output shaft, and the transmission input shaft is sheathed on transmission output shaft, described
Transmission input shaft is equipped with wheel for inputting, and the connecting shaft collectively constitutes final drive shaft, the antitorque part with transmission output shaft
One end be connected with speed changer, the other end of the antitorque part is fixedly connected with vehicle frame or damping is connected, the connecting shaft
One end is fixedly connected with transmission output shaft, is connected between the other end and hub for vehicle wheel of the connecting shaft by freewheel clutch
It connects, the mounting base is fixedly connected with vehicle frame or damping is connected, and the final drive shaft is supported in mounting base.
Preferably, a kind of bicycle drive for mitigating car body weight in the utility model is further arranged to：
The quantity of the connecting shaft is two, including being fixed on first connecting shaft of transmission output shaft one end and to be fixed on speed changer defeated
Second connecting shaft of the shaft other end, first connecting shaft, transmission output shaft and the second connecting shaft collectively constitute three-stage
Final drive shaft is connected between first connecting shaft and one of hub for vehicle wheel by freewheel clutch, second connection
It is connected between axis and another hub for vehicle wheel by freewheel clutch.
Preferably, a kind of bicycle drive for mitigating car body weight in the utility model is further arranged to：
The mounting base is bearing block, and the quantity of the bearing block is two, including first bearing seat and second bearing seat, described first
Connecting shaft is supported in first bearing seat, and second connecting shaft is supported in second bearing seat.
Preferably, a kind of bicycle drive for mitigating car body weight in the utility model is further arranged to：
The quantity of the connecting shaft is one, and the connecting shaft collectively constitutes two-part final drive shaft, the company with transmission output shaft
One end of spindle is fixedly connected with one end of transmission output shaft, the other end of the connecting shaft and one of hub for vehicle wheel it
Between connected by freewheel clutch, pass through overdrive clutch between the other end of the transmission output shaft and another hub for vehicle wheel
Device connects.
Preferably, a kind of bicycle drive for mitigating car body weight in the utility model is further arranged to：
The mounting base is bearing block, and the quantity of the bearing block is two, including first bearing seat and second bearing seat, the connection
Axis is supported in first bearing seat, and the transmission output shaft is supported in second bearing seat.
Preferably, a kind of bicycle drive for mitigating car body weight in the utility model is further arranged to：
Interference fit is used between the connecting shaft and transmission output shaft or is threadedly coupled.
Preferably, a kind of bicycle drive for mitigating car body weight in the utility model is further arranged to：
The diameter of the transmission output shaft is less than the diameter of connecting shaft, and the transmission output shaft is solid shafting, and the connecting shaft is
Hollow shaft.
Compared with prior art, the utility model has the advantages that：Bicycle transmission dress in the utility model
It puts load-bearing and passing power merges using same axis, so as to enormously simplify the structure of transmission device, reduce car body weight,
In addition final drive shaft is designed to segmentation structure in the utility model, so that final drive shaft both has preferable load-bearing capacity
Transmission dimensions can be reduced again, so as to reduce further car body weight.
【Description of the drawings】
Fig. 1 is the structure diagram of bicycle drive in the prior art.
Fig. 2 is the structure diagram of bicycle drive in the utility model.
Fig. 3 is the decomposition texture schematic diagram of bicycle drive in the utility model.
In Fig. 1：1`, vehicle frame, 2`, wheel, 3`, load-bearing axle, 4`, rotation axis, 5`, speed changer；
In Fig. 2 and Fig. 3：1st, vehicle frame, 2, left wheel, the 20, first freewheel clutch, 3, right wheel, the 30, second overdrive clutch
Device, 4, speed changer, 40, transmission input shaft, 400, wheel for inputting, 41, transmission output shaft, 42, planetary mechanism, 420, center
Wheel, 421, planet carrier, 422, planetary gear, 423, gear ring, 5, antitorque part, 6, bearing block, 60, first bearing seat, 61, second bearing
Seat, the 7, first connecting shaft, the 8, second connecting shaft.
【Specific embodiment】
A kind of bicycle transmission for mitigating car body weight described in the utility model is filled below by specific embodiment
It puts and is described in further detail.
Join shown in Fig. 2 and Fig. 3, a kind of bicycle drive, including：Vehicle frame 1, left wheel 2, right wheel 3, speed changer 4,
Antitorque part 5, bearing block 6, the first connecting shaft 7 and the second connecting shaft 8.
The speed changer 4 is equipped with transmission input shaft 40, transmission output shaft 41 and planetary mechanism 42, and the speed changer is defeated
Enter axis 40 to be sheathed on transmission output shaft 41, the planetary mechanism 42 includes centre wheel 420, planet carrier 421, planetary gear 422
And gear ring 423, the transmission input shaft 40 are equipped with wheel for inputting 400, first connecting shaft 7 is distinguished with the second connecting shaft 8
The both ends of transmission output shaft 41 are fixed on, one end and 41 phase of transmission output shaft of first connecting shaft 7 are fixed, and described
It is connected between 2 wheel hub of the other end and left wheel of one connecting shaft 7 by the first freewheel clutch 20, second connecting shaft 8
One end is fixed with 41 phase of transmission output shaft, by the second surpassing between 3 wheel hub of the other end and right wheel of second connecting shaft 8
More clutch 30 connects, and the first connecting shaft 7, the second connecting shaft 8 collectively constitute three-stage final drive shaft with transmission output shaft 41,
In the present embodiment, between first connecting shaft 7 and transmission output shaft 41, second connecting shaft 8 and speed changer are defeated
Between shaft 41 using interference fit realize fix, can also be used in other implementations certainly threaded connection etc. other
Fixed form, the diameter of the transmission output shaft 41 is less than the diameter of the first connecting shaft 7 and the second connecting shaft 8, the change
Fast device output shaft 41 is solid shafting, and 7 and second connecting shaft 8 of the first connecting shaft is hollow shaft, and the benefit so designed exists
In：Not only final drive shaft had been made to carry out load-bearing with enough intensity, but also has reduced the size of speed changer 4, while can also reduce and be manufactured into
This, mitigates car body weight.One end of the antitorque part 5 in 421 three of centre wheel 420, gear ring 423 and planet carrier wherein it
One is connected, and the other end of the antitorque part 5 is fixedly connected with vehicle frame 1 or damping is connected or is directly integrally formed with vehicle frame 1, institute
The effect for stating antitorque part 5 is to make centre wheel 420, gear ring 423 with being fixed one of in 421 three of planet carrier with 1 phase of vehicle frame,
In the present embodiment, the quantity of the bearing block 6 is two, including first bearing seat 60 and second bearing seat 61, described the
One bearing block 60 and second bearing seat 61 is fixedly connected respectively with vehicle frame 1 or damping is connected, first connecting shaft 7 is supported in
It is connected between first bearing seat 60 in one bearing block 60 and by clutch shaft bearing, second connecting shaft 8 is supported in the second axis
It is connected between second bearing seat 61 in bearing 61 and by second bearing.In the present embodiment, the quantity of the connecting shaft
For two, the both ends of transmission output shaft 41 are respectively arranged at, two connecting shafts collectively constitute three sections with transmission output shaft 41
Formula final drive shaft, certainly in other implementations, the quantity of the connecting shaft may also be only 1, and the connecting shaft is set
The left end of transmission output shaft 41 is placed in, the connecting shaft collectively constitutes two-part final drive shaft, institute with transmission output shaft 41
It states connecting shaft to be supported in first bearing seat 60, the transmission output shaft 41 is supported in second bearing seat 61, the connection
One end of axis is fixedly connected with one end of transmission output shaft 41, is led between 2 wheel hub of the other end and left wheel of the connecting shaft
Freewheel clutch connection is crossed, is connected between 3 wheel hub of the other end and right wheel of the transmission output shaft 41 by freewheel clutch
It connects, certainly, connecting shaft can also be only arranged at the right end of transmission output shaft 41, can equally realize the utility model.
In conclusion the bicycle drive load-bearing and passing power in the utility model merge using same axis,
So as to enormously simplify the structure of transmission device, car body weight is reduced, is in addition designed to final drive shaft in the utility model
Segmentation structure, so that final drive shaft had not only had preferable load-bearing capacity but also can reduce transmission dimensions, so as to further
Reduce car body weight.
The reality that the principles and effects of the utility model creation is only illustrated in the above embodiments and part uses
Example is applied, is rather than limited the present invention；It should be pointed out that for those of ordinary skill in the art, this is not being departed from
On the premise of utility model creates design, various modifications and improvements can be made, these belong to the protection of the utility model
Scope.
Claims (8)
1. a kind of bicycle drive for mitigating car body weight, which is characterized in that including：It is vehicle frame, wheel, speed changer, anti-
Part, at least two mounting bases and an at least connecting shaft are turned round, the speed changer is equipped with transmission input shaft and transmission output shaft,
The transmission input shaft is sheathed on transmission output shaft, and the transmission input shaft is equipped with wheel for inputting, the connection
Axis collectively constitutes final drive shaft with transmission output shaft, and one end of the antitorque part is connected with speed changer, the antitorque part
The other end is fixedly connected with vehicle frame or damping is connected, and one end of the connecting shaft is fixedly connected with transmission output shaft, the company
The other end of spindle is connected with hub for vehicle wheel, and the mounting base is fixedly connected with vehicle frame or damping is connected, the final drive shaft
It is supported in mounting base.
2. a kind of bicycle drive for mitigating car body weight as described in claim 1, it is characterised in that：The connection
The quantity of axis is two, including being fixed on first connecting shaft of transmission output shaft one end and to be fixed on transmission output shaft another
Second connecting shaft at end, first connecting shaft, transmission output shaft and the second connecting shaft collectively constitute three-stage final drive shaft.
3. a kind of bicycle drive for mitigating car body weight as claimed in claim 2, it is characterised in that：The installation
Seat is bearing block, and the quantity of the bearing block is two, including first bearing seat and second bearing seat, the first connecting shaft branch
It supports in first bearing seat, second connecting shaft is supported in second bearing seat.
4. a kind of bicycle drive for mitigating car body weight as described in claim 1, it is characterised in that：The connection
The quantity of axis is one, and the connecting shaft and transmission output shaft collectively constitute two-part final drive shaft, the one of the connecting shaft
End is fixedly connected with one end of transmission output shaft, and the other end of the connecting shaft is connected with one of hub for vehicle wheel, institute
The other end for stating transmission output shaft is connected with another hub for vehicle wheel.
5. a kind of bicycle drive for mitigating car body weight as claimed in claim 4, it is characterised in that：The installation
Seat is bearing block, and the quantity of the bearing block is two, and including first bearing seat and second bearing seat, the connecting shaft is supported in
In first bearing seat, the transmission output shaft is supported in second bearing seat.
6. a kind of bicycle drive for mitigating car body weight as described in claim 2 or 4, it is characterised in that：It is described
Pass through freewheel clutch connection or one end and the vehicle wheel of final drive shaft between the both ends of final drive shaft and hub for vehicle wheel respectively
Hub is mutually fixedly connected, is connected between the other end and hub for vehicle wheel of final drive shaft by bearing.
7. a kind of bicycle drive for mitigating car body weight as described in claim 1, it is characterised in that：The connection
Interference fit is used between axis and transmission output shaft or is threadedly coupled.
8. a kind of bicycle drive for mitigating car body weight as described in claim 1, it is characterised in that：The speed change
The diameter of device output shaft is less than the diameter of connecting shaft, and the transmission output shaft is solid shafting, and the connecting shaft is hollow shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721369748.4U CN207374600U (en) | 2017-10-23 | 2017-10-23 | A kind of bicycle drive for mitigating car body weight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721369748.4U CN207374600U (en) | 2017-10-23 | 2017-10-23 | A kind of bicycle drive for mitigating car body weight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207374600U true CN207374600U (en) | 2018-05-18 |
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ID=62335938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721369748.4U Active CN207374600U (en) | 2017-10-23 | 2017-10-23 | A kind of bicycle drive for mitigating car body weight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207374600U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107651098A (en) * | 2017-10-23 | 2018-02-02 | 张家港市九鼎机械有限公司 | A kind of bicycle drive for mitigating car body weight |
-
2017
- 2017-10-23 CN CN201721369748.4U patent/CN207374600U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107651098A (en) * | 2017-10-23 | 2018-02-02 | 张家港市九鼎机械有限公司 | A kind of bicycle drive for mitigating car body weight |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200720 Address after: Suzhou City, Jiangsu province 215636 Daxin Town, Zhangjiagang City Xindong Road Patentee after: ZHANGJIAGANG CHUANSUO VEHICLE INDUSTRY Co.,Ltd. Address before: 215600 new East Road, great Xin town, Suzhou City of Jiangsu Provinces Zhangjagang City Patentee before: ZHANGJIAGANG JIUDING MACHINERY Co.,Ltd. |