CN213008610U - Driving device for bicycle - Google Patents
Driving device for bicycle Download PDFInfo
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- CN213008610U CN213008610U CN202021262111.7U CN202021262111U CN213008610U CN 213008610 U CN213008610 U CN 213008610U CN 202021262111 U CN202021262111 U CN 202021262111U CN 213008610 U CN213008610 U CN 213008610U
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Abstract
A bicycle driving device relates to the technical field of bicycles. It comprises the following steps: a first one-way wheel mounted on the frame; the second one-way wheel is assembled on the frame and is arranged opposite to the first one-way wheel; the first chain is assembled on the first one-way wheel and the second one-way wheel; a pedal assembled at both sides of the first chain; the first rotating shaft and the second rotating shaft are in transmission connection with the first one-way wheel and the second one-way wheel; and one end of the transmission component is in transmission connection with the first rotating shaft and the second rotating shaft, and the other end of the transmission component is in transmission connection with the rear wheel of the bicycle, and the transmission component is used for enabling the first rotating shaft and the second rotating shaft to rotate reversely and also used for driving the rear wheel of the bicycle to move forwards. By adopting the technical scheme, the pedaling mode of the original bicycle is changed, namely the annular pedaling mode is converted into an upper straight line and a lower straight line for pedaling, so that the bicycle is convenient for a user to apply force and ride, and the space occupied by the pedals and the crank in annular motion during pedaling is reduced.
Description
Technical Field
The utility model relates to a bicycle technical field, concretely relates to bicycle drive arrangement.
Background
Bicycles, also known as bicycles or bicycles, are typically two-wheeled small land vehicles. After a person rides the vehicle, the person steps on the pedal as power, so that the vehicle is a green environment-friendly vehicle and can be used as an environment-friendly vehicle for riding instead of walking and going out. The bicycle can be roughly divided into a guiding system, a transmission system and a braking system, wherein the braking system generally comprises pedals, a middle shaft assembly, a chain wheel, a crank, a first chain, a flywheel, a rear shaft assembly and the like.
The existing bicycles all adopt an annular pedaling mode, particularly for small electric vehicles, if the space of a pedal plate for annular movement is limited, and pedaling is laborious. Therefore, improvements are desired.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a bicycle driving device to the defect and not enough of prior art, have laborsaving, trample the advantage that the space is little.
In order to achieve the above object, the utility model adopts the following technical scheme: a bicycle drive unit comprising: a first one-way wheel mounted on the frame; the second one-way wheel is assembled on the frame and is arranged opposite to the first one-way wheel; the first chain is assembled on the first one-way wheel and the second one-way wheel; a pedal assembled at both sides of the first chain; the first rotating shaft and the second rotating shaft are in transmission connection with the first one-way wheel and the second one-way wheel; and one end of the transmission component is in transmission connection with the first rotating shaft and the second rotating shaft, and the other end of the transmission component is in transmission connection with the rear wheel of the bicycle, and the transmission component is used for enabling the first rotating shaft and the second rotating shaft to rotate reversely and also used for driving the rear wheel of the bicycle to move forwards.
The transmission assembly includes: the gear reversing transmission assembly is in transmission connection with the first rotating shaft and is used for enabling the output end and the first rotating shaft to rotate in opposite directions; one end of the homodromous transmission component is coaxially assembled with the output end, and the other end of the homodromous transmission component is fixedly assembled with the second rotating shaft and is used for enabling the second rotating shaft and the output end to rotate in the same direction; and one end of the power output component is assembled on the gear reversing transmission component or the homodromous transmission component, and the other end of the power output component is assembled on the rear wheel of the bicycle and is used for driving the rear wheel of the bicycle.
The gear reversing transmission assembly comprises: the first gear is fixedly assembled on one side, far away from the first one-way wheel, of the first rotating shaft; and the second gear is meshed with the first gear and is coaxially assembled with the same-direction transmission assembly.
The syntropy transmission subassembly includes: a second sprocket coaxially fitted with the second gear; a second sprocket fixedly mounted on the second rotating shaft; and a second chain mounted on the first and second sprockets.
The power output assembly includes: a first bevel gear coaxially connected with the second gear or the first sprocket; and one end of the second bevel gear is assembled on the rear wheel, and the other end of the second bevel gear is meshed with the first bevel gear and is used for driving the rear wheel to advance.
After the technical scheme is adopted, the utility model discloses beneficial effect does: the first one-way wheel, the second one-way wheel and the first chain are assembled in the front tripod area of the frame perpendicular to the ground, and the pedal plates are assembled on two sides of the first chain. Only need reciprocate about when using and step on left and right running-board, alright drive bicycle rear wheel rotates, has changed original mode of trampling, tramples the mode soon and convert the straight line about to and trample to this person of facilitating the use application of force, thereby be convenient for ride, make the user trample the in-process more laborsaving, thereby reduce the tired sense of riding and bringing.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
Description of reference numerals: 1. a first one-way wheel; 2. a second one-way wheel; 3. a first chain; 4. a foot pedal; 5. a transmission assembly; 6. a first gear; 7. a second gear; 8. a first sprocket; 9. a second sprocket; 10. A second chain; 11. a first bevel gear; 12. a second bevel gear; 13. a first rotating shaft; 14. a second rotating shaft.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment as required without making a contribution, but all the embodiments are protected by the patent law within the scope of the claims of the present invention.
The present embodiment relates to a bicycle driving device, as shown in fig. 1, comprising: the first unidirectional wheel 1, the second unidirectional wheel 2, the first chain 3, the pedal 4 and the transmission component 5.
Wherein, first one-way wheel 1 and second one-way wheel 2 all assemble on the frame, second one-way wheel 2 with first one-way wheel 1 sets up in the opposite direction. The first chain 3 is assembled on the first one-way wheel 1 and the second one-way wheel 2. The two pedals 4 are respectively and fixedly assembled on two sides of the first chain 3 for a rider to tread. In order to facilitate the placement of the feet of the user, the two connecting handles connected to the two pedals 4 are different in length, so that the pedals are symmetrically arranged on the two sides of the bicycle. The first rotating shaft 13 and the second rotating shaft 14 are fixedly assembled with the first one-way wheel 1 and the second one-way wheel 2 respectively. One end of the transmission assembly 5 is respectively connected with the first rotating shaft 13 and the second rotating shaft 14 in a transmission manner, and the other end is connected with the rear wheel of the bicycle in a transmission manner. The transmission assembly 5 is used for reversing the rotation of the first rotating shaft 13 and the second rotating shaft 14 and driving the rear wheel of the bicycle to move forward.
The transmission assembly 5 comprises: gear reversing transmission assembly, syntropy transmission assembly and power take-off subassembly.
The gear reversing transmission assembly is in transmission connection with the first rotating shaft 13 and is used for enabling the output end to rotate in the opposite direction to the first rotating shaft 13. One end of the homodromous transmission component is coaxially and fixedly assembled with the output end, the other end of the homodromous transmission component is fixedly assembled with the second rotating shaft 14, and the homodromous transmission component is used for enabling the second rotating shaft 14 to rotate in the same direction with the output end. The power output assembly is arranged between the rear wheel of the bicycle and the upper gear rotating transmission assembly and the homodromous transmission assembly and is used for driving the rear wheel of the bicycle to move forwards.
The gear reversing transmission assembly comprises: a first gear 6 and a second gear 7. The syntropy transmission subassembly includes: a first sprocket 8, a second sprocket 9 and a second chain 10. The power output assembly includes: a first bevel gear 11 and a second bevel gear 12.
First gear 6 fixed mounting is in keep away from on first pivot 13 first one-way wheel 1 one side, second gear 7 with first gear 6 meshing, and with first sprocket 8 coaxial arrangement, first sprocket 8 welds on second gear 7. The second sprocket 9 is fixedly assembled on the second rotating shaft 14, and the second chain 10 is assembled on the first sprocket 8 and the second sprocket 9. In the present embodiment, the first bevel gear 11 is fixedly fitted coaxially with the second gear 7. In other embodiments, the first bevel gear 11 is fixedly mounted on the second sprocket wheel 9. The second bevel gear 12 is engaged with the first bevel gear 11 and fixedly assembled on the rear wheel, and is used for driving the rear wheel to advance. It should be noted that a connecting shaft is assembled between the first bevel gear 11 and the second bevel gear 7 according to the size of the vehicle, a bearing is assembled on the connecting shaft, and the bearing is fixedly assembled on the frame.
The first and second unidirectional wheels 1 and 2 each include: ratchet, pawl, spring, outer sprocket and inner circle. The second one-way wheel 2 and the first one-way wheel 1 are arranged in opposite directions: when the outer sprockets of the first one-way wheel 1 and the second one-way wheel 2 rotate in the same direction, only the inner ring of the first one-way wheel 1 or the inner ring of the second one-way wheel 2 are driven.
Therefore, when the left pedal 4 is stepped on, the first chain 3 drives the outer chain wheels of the first one-way wheel 1 and the second one-way wheel 2 to rotate clockwise, the pawl and the ratchet wheel in the first one-way wheel 1 are contained to drive the inner ring of the first one-way wheel 1 to rotate, thereby driving the first rotating shaft 13 to rotate clockwise, the first gear 6 assembled on the first rotating shaft 13 to rotate clockwise, the second gear 7 meshed with the first gear 6 to rotate anticlockwise, further driving the first bevel gear 11 to rotate anticlockwise, the second bevel gear 12 to rotate clockwise, and finally driving the rear wheel of the bicycle to rotate clockwise and move forward.
Similarly, when the right pedal 4 is stepped on, the first chain 3 drives the outer sprocket anticlockwise rotation of the first one-way wheel 1 and the second one-way wheel 2, the pawl and the ratchet wheel in the second one-way wheel 2 contain each other, the inner ring of the second one-way wheel 2 is driven to rotate, thereby driving the second rotating shaft 14 to rotate anticlockwise, the second sprocket 9 assembled on the second rotating shaft 14 rotates anticlockwise, the second gear 7 drives the first sprocket 8 to rotate anticlockwise through the second chain 10, the second gear 7 fixedly assembled on the second sprocket 9 rotates anticlockwise, the second gear 7 drives the first bevel gear 11 to rotate anticlockwise, thereby the belt drives the bicycle rear wheel to rotate clockwise from the second bevel gear 12, and moves forward.
The working principle of the utility model is as follows: during the use, step on left pedal board 4 earlier, first chain 3 drives the outer sprocket clockwise rotation of first one-way wheel 1 and second one-way wheel 2, pawl and ratchet in the first one-way wheel 1 contain mutually, drive the rotation of first one-way wheel 1 inner circle, thereby drive first pivot 13 clockwise rotation, first gear 6 clockwise rotation of assembly on first pivot 13, second gear 7 anticlockwise rotation with first gear 6 meshing, and then drive first bevel gear 11 anticlockwise rotation, second bevel gear 12 clockwise rotation drives bicycle rear wheel corotation at last, move ahead.
Similarly, step on right running-board 4, first chain 3 drives the outer sprocket anticlockwise rotation of first one-way wheel 1 and second one-way wheel 2, pawl and ratchet in the second one-way wheel 2 contain mutually, drive the inner circle of second one-way wheel 2 and rotate, thereby drive second pivot 14 anticlockwise rotation, second sprocket 9 anticlockwise rotation assembled on second pivot 14, second gear 7 drives second sprocket 9 anticlockwise rotation through second chain 10, second gear 7 anticlockwise rotation fixed mounting on second sprocket 9, second gear 7 drives first bevel gear 11 anticlockwise rotation, thereby the area drives bicycle rear wheel corotation at last from second bevel gear 12 clockwise rotation, move ahead. The utility model discloses original mode of trampling has been changed, is about to the annular mode of trampling and converts to straight line about trampling to this person of facilitating the use application of force, thereby be convenient for ride, make the user trample the in-process more laborsaving, thereby reduce the tired out sense of bringing of riding.
The above description is only for the purpose of illustration and not limitation, and other modifications or equivalent replacements made by those skilled in the art to the technical solution of the present invention should be covered by the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solution of the present invention.
Claims (5)
1. A bicycle drive arrangement, comprising:
a first unidirectional wheel (1) assembled on the frame;
a second one-way wheel (2) which is assembled on the frame and is arranged in the opposite direction of the first one-way wheel (1);
a first chain (3) assembled on the first one-way wheel (1) and the second one-way wheel (2);
a pedal (4) assembled on both sides of the first chain (3);
a first rotating shaft (13) and a second rotating shaft (14) which are respectively in transmission connection with the first one-way wheel (1) and the second one-way wheel (2); and the number of the first and second groups,
the transmission assembly (5) is connected with the first rotating shaft (13) and the second rotating shaft (14) in a transmission mode, and connected with the rear wheel of the bicycle in a transmission mode, one end of the transmission assembly (5) is used for enabling the first rotating shaft (13) and the second rotating shaft (14) to rotate reversely and driving the rear wheel of the bicycle to move forwards.
2. A cycle drive as claimed in claim 1, wherein said transmission assembly (5) comprises:
the gear reversing transmission assembly is in transmission connection with the first rotating shaft (13) and is used for enabling the rotation direction of an output end to be opposite to that of the first rotating shaft (13);
one end of the homodromous transmission component is coaxially assembled with the output end, and the other end of the homodromous transmission component is fixedly assembled with the second rotating shaft (14) and is used for enabling the second rotating shaft (14) and the output end to rotate in the same direction; and the number of the first and second groups,
one end of the power output component is assembled on the gear reversing transmission component or the homodromous transmission component, and the other end of the power output component is assembled on the rear wheel of the bicycle and is used for driving the rear wheel of the bicycle.
3. A cycle drive as claimed in claim 2, wherein said geared reversing transmission assembly comprises:
the first gear (6) is fixedly assembled on one side, far away from the first one-way wheel (1), of the first rotating shaft (13); and the number of the first and second groups,
a second gear (7) engaged with the first gear (6) and coaxially fitted with the co-rotating transmission assembly.
4. A cycle drive as claimed in claim 3, wherein said co-current drive assembly includes:
a first sprocket (8) fitted coaxially with said second gear (7);
a second sprocket (9) fixedly mounted on the second shaft (14); and the number of the first and second groups,
a second chain (10) fitted on the first sprocket (8) and the second sprocket (9).
5. A cycle drive as claimed in claim 4, wherein said power take-off assembly includes:
a first bevel gear (11) coaxially connected with the second gear (7) or the first sprocket (8); and the number of the first and second groups,
and one end of the second bevel gear (12) is assembled on the rear wheel, and the other end of the second bevel gear is meshed with the first bevel gear (11) and is used for driving the rear wheel to advance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021262111.7U CN213008610U (en) | 2020-06-30 | 2020-06-30 | Driving device for bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021262111.7U CN213008610U (en) | 2020-06-30 | 2020-06-30 | Driving device for bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213008610U true CN213008610U (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021262111.7U Active CN213008610U (en) | 2020-06-30 | 2020-06-30 | Driving device for bicycle |
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| Country | Link |
|---|---|
| CN (1) | CN213008610U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115787945A (en) * | 2023-01-10 | 2023-03-14 | 山东德实建筑工程有限公司 | Building roof construction tool |
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2020
- 2020-06-30 CN CN202021262111.7U patent/CN213008610U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115787945A (en) * | 2023-01-10 | 2023-03-14 | 山东德实建筑工程有限公司 | Building roof construction tool |
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