CN221214438U - Driving structure of pedal electric vehicle - Google Patents
Driving structure of pedal electric vehicle Download PDFInfo
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- CN221214438U CN221214438U CN202323382102.8U CN202323382102U CN221214438U CN 221214438 U CN221214438 U CN 221214438U CN 202323382102 U CN202323382102 U CN 202323382102U CN 221214438 U CN221214438 U CN 221214438U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 76
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- 230000008878 coupling Effects 0.000 claims abstract description 8
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- 238000005859 coupling reaction Methods 0.000 claims abstract description 8
- 230000009467 reduction Effects 0.000 claims description 33
- 238000004891 communication Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
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- 230000007246 mechanism Effects 0.000 description 2
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Abstract
The utility model provides a driving structure of a pedal electric vehicle, and belongs to the technical field of pedal electric vehicles. The technical problem that an existing pedal electric vehicle driving structure is unreasonable is solved. In this pedal electric motor car's drive structure, the electric motor car includes the frame and sets up the drive wheel on the wheel, drive structure includes along the horizontal driving motor who installs on the frame of electric motor car, the reducing gear group that links to each other with the driving motor output shaft with rotate the pedal wheel of connecting on the frame, the output of reducing gear group is connected with the transmission shaft, the transmission shaft rotates to be connected on the frame, coaxial coupling has the wheel that directly drives on this transmission shaft, the drive wheel is connected with the wheel transmission that directly drives, still coaxial coupling has the runner on this transmission shaft, the external diameter size of runner is greater than the external diameter size of directly driving the wheel, pedal wheel and this transfer wheel transmission are connected. The driving structure of the pedal electric vehicle can enable a user to ride in a pedal mode more effort-saving mode, and meanwhile, the transmission shaft can be directly supported by the frame, so that the stability of the transmission structure is guaranteed.
Description
Technical Field
The utility model belongs to the technical field of pedal electric vehicles, and relates to a driving structure of a pedal electric vehicle.
Background
The operability in the electric vehicle adopting the middle motor is better, but the pedal riding function cannot be met, and the realization of the compatibility of pedal and electric drive is a research direction of people in the field.
For example, patent publication number CN208119357U discloses a dual-drive mechanism of electric power-assisted vehicle, comprising a pedal assembly, a gearbox and a motor; the pedal assembly comprises a central shaft, a large chain wheel and pedals arranged at two ends of the central shaft, and the large chain wheel is in transmission connection with a small chain wheel on the power-assisted vehicle through a chain; the method is characterized in that: after the output of the motor is decelerated by the gearbox, a power sprocket is locked on the output shaft of the gearbox through a first isolator, the chain bypasses the power sprocket, and a double-driving structure is formed by the power sprocket and a large sprocket; a second isolator is arranged between the large chain wheel and the middle shaft.
The mechanism can realize the pedal and electric drive dual drive of the electric bicycle, but the transmission output wheel and the pedal wheel of the electric bicycle directly drive the wheels to rotate through the same chain, the transmission path of the pedal wheel is actually independent of the path structure driven by the motor, and the beneficial combination cannot be generated.
Disclosure of Invention
The utility model aims at the problems existing in the prior art, and provides a driving structure of a pedal electric vehicle, which aims at solving the technical problems that: how to ensure structural stability and simultaneously save more labor when the pedal is ridden.
The aim of the utility model can be achieved by the following technical scheme:
The utility model provides a pedal electric motor car's drive structure, the electric motor car includes the frame and sets up the drive wheel on the wheel, and drive structure includes along the horizontal driving motor who installs on the frame of electric motor car, with the reduction gear group that driving motor output shaft links to each other and the pedal wheel of swivelling joint on the frame, a serial communication port, the output of reduction gear group is connected with the transmission shaft, the transmission shaft swivelling joint in on the frame, coaxial coupling has the direct drive wheel on this transmission shaft, the drive wheel with direct drive wheel transmission is connected, still coaxial coupling has the transfer wheel on this transmission shaft, the external diameter size of well runner is greater than the external diameter size of direct drive wheel, pedal wheel and this transfer wheel transmission are connected.
The vehicle frame is used as a mounting platform of an electric vehicle part, the driving wheel is used for directly driving the wheel to rotate, the driving motor is fixedly arranged on the vehicle frame along the width direction of the vehicle body and used for providing running power in an electric driving mode, the speed reduction wheel set is used for realizing speed reduction and moment increase output by the driving motor, and the pedal wheel is used for directly driving the pedal to rotate in a pedal mode; through connecting the transmission shaft at the output of speed reduction wheelset, make the transmission shaft rotate and connect on the frame to coaxial coupling directly drives the wheel drive wheel rotation on the transmission shaft, connect well runner and pedal wheel transmission simultaneously on the transmission shaft and be connected, make the external diameter size of well runner be greater than the external diameter size of directly driving the wheel, pedal wheel accessible speed reduction wheelset department's transmission shaft structure like this, through transfer wheel to directly driving the wheel realization speed reduction and increase the moment effect, can make the user more laborsaving when riding under pedal mode, the transmission shaft can directly obtain the support of frame simultaneously, guarantee transmission stable in structure.
In the above-mentioned pedal electric bicycle's drive structure, the transmission shaft is from the reduction wheelset sets up towards driving motor place one side, directly drive the wheel and be located the transmission shaft is kept away from the one end of reduction wheelset, the transfer wheel is located between this direct drive wheel and the reduction wheelset. The space which is favorable for the extension of the transmission shaft can be opposite to the axial arrangement space of the driving motor along the longitudinal direction of the vehicle body, the space arrangement is more compact and reasonable, the width of the vehicle body is reduced, and the transmission structure is ensured to be stable.
In the driving structure of the pedal electric vehicle, the transfer wheel is arranged close to the direct-drive wheel. Thus being beneficial to the dislocation arrangement of the pedal wheel and the speed reduction wheel set along the width direction of the vehicle body and reducing the difficulty of structural arrangement.
In the driving structure of the pedal electric vehicle, the pedal wheel is longitudinally positioned between the driving motor and the driving wheel along the electric vehicle. Thus, the driving motor is beneficial to being close to one side of the non-driving wheel, and even the mass distribution of the whole vehicle is more balanced.
In the above-mentioned driving structure of the pedal electric vehicle, the speed reduction wheel set includes an input wheel and an output wheel, the radial dimension of the output wheel is greater than the radial dimension of the input wheel, the input wheel is coaxially connected with the output shaft of the driving motor, the output wheel is coaxially fixedly connected with the transmission shaft, and the input wheel is connected with the output wheel through a belt transmission. Therefore, the power output by the input wheel can be transmitted to the transmission shaft from the output wheel by larger torque, and the belt is beneficial to reducing noise generated during high-speed transmission of the driving motor and improving comfort.
In the driving structure of the pedal electric vehicle, the pedal wheel, the middle rotating wheel, the direct driving wheel and the driving wheel are all chain wheels, the pedal wheel is connected with the middle rotating wheel through chain transmission, and the direct driving wheel is connected with the driving wheel through chain transmission. Thus, the slipping phenomenon in the driving output process is avoided, and the transmission precision is ensured.
Compared with the prior art, the utility model has the following advantages:
the driving structure of the pedal electric vehicle can utilize the transmission shaft structure at the speed reduction wheel group, achieves the speed reduction moment-increasing effect from the transfer wheel to the direct-drive wheel, saves more labor when a user rides in a pedal mode, and simultaneously, the transmission shaft can be directly supported by the frame, so that the stability of the transmission structure is ensured.
Drawings
Fig. 1 is a schematic perspective view of the present embodiment.
Fig. 2 is a partial structural perspective view of the present embodiment.
Fig. 3 is a schematic perspective view of another view of the present embodiment.
In the figure, 1, a frame; 2. a driving wheel; 3. a driving motor;
4. a speed reducing wheel set; 41. an input wheel; 42. an output wheel; 43. a belt;
5. A pedal wheel; 6. a transmission shaft; 7. a direct drive wheel; 8. a middle rotating wheel; 9. and (3) a chain.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
As shown in fig. 1-3, in the driving structure of the pedal electric vehicle, the electric vehicle comprises a frame 1 and a driving wheel 2 arranged on wheels, the driving wheel 2 is an existing component, the driving structure comprises a driving motor 3 transversely arranged on the frame 1 along the electric vehicle, a reduction gear set 4 connected with an output shaft of the driving motor 3 and a pedal wheel 5 rotatably connected on the frame 1, the output end of the reduction gear set 4 is connected with a transmission shaft 6, the transmission shaft 6 is rotatably connected on the frame 1, the transmission shaft 6 is coaxially connected with a direct-drive wheel 7, the driving wheel 2 is in transmission connection with the direct-drive wheel 7, a transfer wheel 8 is also coaxially connected on the transmission shaft 6, the outer diameter of the transfer wheel 8 is larger than that of the direct-drive wheel 7, The pedal wheel 5 is in transmission connection with the transfer wheel 8, the pedal wheel 5 can be provided with an existing isolator to avoid the influence of the rotation of the pedal plate driven by the driving motor 3 during running, and the existing isolator can be arranged between the driving motor 3 and the speed reduction wheel set 4 to avoid the need of labor-saving and motor rotation driven by the user during pedal riding. The electric bicycle comprises a bicycle frame 1, a driving wheel 2, a driving motor 3, a speed reduction wheel set 4, a pedal wheel 5 and a pedal plate, wherein the bicycle frame 1 is used as a mounting platform of electric bicycle components, the driving wheel 2 is used for directly driving wheels to rotate, the driving motor 3 is fixedly arranged on the bicycle frame 1 along the width direction of the bicycle body and used for providing driving power in an electric driving mode, the speed reduction wheel set 4 is used for realizing speed reduction and moment increase output by the driving motor 3, and the pedal plate is used for directly driving the pedals to rotate in a pedal mode; through connecting transmission shaft 6 at the output of reduction wheelset 4, make transmission shaft 6 rotate and connect on frame 1, and coaxial coupling directly drives wheel 7 and drive wheel 2 rotation on transmission shaft 6, connect well runner 8 and pedal wheel 5 transmission simultaneously on transmission shaft 6 and be connected, make the external diameter size of well runner 8 be greater than the external diameter size of directly driving wheel 7, pedal wheel 5 accessible reduction wheelset 4 department's transmission shaft 6 structure like this, through well runner 8 to directly driving wheel 7 realization speed reduction moment-increasing effect, can make the user more laborsaving when riding under pedal mode, simultaneously transmission shaft 6 can directly obtain the support of frame 1, guarantee transmission structure is stable. specifically, the transmission shaft 6 is disposed from the reduction gear set 4 toward the side where the driving motor 3 is located, the direct-drive wheel 7 is located at one end of the transmission shaft 6 away from the reduction gear set 4, and the intermediate wheel 8 is located between the direct-drive wheel 7 and the reduction gear set 4. The space for extending the transmission shaft 6 can be opposite to the axial arrangement space of the driving motor 3 along the longitudinal direction of the vehicle body, the space arrangement is more compact and reasonable, the width of the vehicle body is reduced, and the transmission structure is ensured to be stable. Preferably, the intermediate wheel 8 is arranged close to the direct drive wheel 7. Thus, the pedal wheel 5 and the speed reduction wheel set 4 are arranged in a staggered manner along the width direction of the vehicle body, and the difficulty of structural arrangement is reduced. The pedal wheel 5 is located between the drive motor 3 and the drive wheel 2 in the longitudinal direction of the electric vehicle. This facilitates the driving motor 3 to be located closer to the non-driving wheel 2 side even if the mass distribution of the whole vehicle is more balanced. Specifically, the reduction gear set 4 includes an input wheel 41 and an output wheel 42, the radial dimension of the output wheel 42 is larger than that of the input wheel 41, the input wheel 41 is coaxially connected with the output shaft of the driving motor 3, the output wheel 42 is coaxially and fixedly connected with the transmission shaft 6, the input wheel 41 is in transmission connection with the output wheel 42 through a belt 43, and more intermediate wheels can be arranged between the input wheel 41 and the output wheel 42 to realize multistage reduction. The power output by the input wheel 41 can be transmitted to the transmission shaft 6 from the output wheel 42 by larger torque, and the belt 43 is beneficial to reducing noise generated when the driving motor 3 is driven at high speed and improving comfort. The pedal wheel 5, the transfer wheel 8, the direct drive wheel 7 and the driving wheel 2 are all chain wheels, the pedal wheel 5 and the transfer wheel 8 are in transmission connection through a chain 9 with the same tooth pitch, and the direct drive wheel 7 and the driving wheel 2 are in transmission connection through the chain 9. Thus, the slipping phenomenon in the driving output process is avoided, and the transmission precision is ensured.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (6)
1. The utility model provides a pedal electric motor car's driving structure, electric motor car includes frame (1) and sets up drive wheel (2) on the wheel, and driving structure includes along the horizontal driving motor (3) of installing on frame (1) of electric motor car, with reducing gear group (4) that driving motor (3) output shaft links to each other and rotate pedal wheel (5) of being connected on frame (1), a serial communication port, the output of reducing gear group (4) is connected with transmission shaft (6), transmission shaft (6) rotate connect in on frame (1), coaxial coupling have on this transmission shaft (6) directly drive wheel (7), drive wheel (2) with directly drive wheel (7) transmission connection, still coaxial coupling has transfer wheel (8) on this transmission shaft (6), the external diameter size of transfer wheel (8) is greater than the external diameter size of directly driving wheel (7), pedal wheel (5) are connected with this transfer wheel (8) transmission.
2. The driving structure of the pedal electric vehicle according to claim 1, wherein the transmission shaft (6) is disposed from the reduction gear set (4) toward a side where the driving motor (3) is located, the direct-drive wheel (7) is located at one end of the transmission shaft (6) away from the reduction gear set (4), and the transfer wheel (8) is located between the direct-drive wheel (7) and the reduction gear set (4).
3. The drive structure of a pedal electric vehicle according to claim 2, characterized in that the transit wheel (8) is arranged close to the direct drive wheel (7).
4. A driving structure of a pedal electric vehicle according to claim 1 or 2 or 3, characterized in that the pedal wheel (5) is located between the driving motor (3) and the driving wheel (2) in the longitudinal direction of the electric vehicle.
5. A driving structure of a pedal electric vehicle according to claim 1, 2 or 3, characterized in that the reduction wheel set (4) comprises an input wheel (41) and an output wheel (42), the radial dimension of the output wheel (42) is larger than that of the input wheel (41), the input wheel (41) is coaxially connected with the output shaft of the driving motor (3), the output wheel (42) is coaxially fixedly connected with the transmission shaft (6), and the input wheel (41) is in transmission connection with the output wheel (42) through a belt (43).
6. A driving structure of a pedal electric vehicle according to claim 1, 2 or 3, characterized in that the pedal wheel (5), the transfer wheel (8), the direct drive wheel (7) and the driving wheel (2) are all chain wheels, the pedal wheel (5) and the transfer wheel (8) are in transmission connection through a chain (9), and the direct drive wheel (7) and the driving wheel (2) are in transmission connection through the chain (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323382102.8U CN221214438U (en) | 2023-12-11 | 2023-12-11 | Driving structure of pedal electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323382102.8U CN221214438U (en) | 2023-12-11 | 2023-12-11 | Driving structure of pedal electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221214438U true CN221214438U (en) | 2024-06-25 |
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ID=91570895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323382102.8U Active CN221214438U (en) | 2023-12-11 | 2023-12-11 | Driving structure of pedal electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221214438U (en) |
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2023
- 2023-12-11 CN CN202323382102.8U patent/CN221214438U/en active Active
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