CN218229307U - Gear-speed-changing coaxial driving bicycle with double-rotor single-stator axial magnetic field motor - Google Patents
Gear-speed-changing coaxial driving bicycle with double-rotor single-stator axial magnetic field motor Download PDFInfo
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- CN218229307U CN218229307U CN202222592003.1U CN202222592003U CN218229307U CN 218229307 U CN218229307 U CN 218229307U CN 202222592003 U CN202222592003 U CN 202222592003U CN 218229307 U CN218229307 U CN 218229307U
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- gear
- gearbox
- motor
- gearbox gear
- shaft
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- 230000008859 change Effects 0.000 abstract description 6
- 230000007246 mechanism Effects 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a coaxial drive bicycle of birotor single stator axial magnetic field motor gear speed change belongs to bicycle actuating mechanism technical field, wherein, including the cavity motor shaft, wear to be equipped with second gearbox shaft in the cavity motor shaft, the one end of second gearbox shaft is provided with third gearbox gear, the one end of cavity motor shaft is provided with first gearbox gear, be provided with motor stator and two electric motor rotor on the cavity motor shaft, first gearbox gear and third gearbox gear mesh respectively has second gearbox gear and fourth gearbox gear. Carry out the first level through first gearbox gear and second gearbox gear and slow down, fourth gearbox gear and third gearbox gear carry out the second level and slow down, adopt the meshing rotation between the gear to realize multistage variable speed to avoid taking place the chain phenomenon that falls, and simple structure, safety in utilization are higher.
Description
Technical Field
The utility model relates to a bicycle actuating mechanism technical field, more specifically says that it relates to birotor list stator axial magnetic field motor gear change coaxial drive bicycle.
Background
At present, bicycles are still traffic transportation tools for most Chinese people, adult and child bicycles produced and sold for many years still adopt a single-stage chain transmission mode or a variable speed transmission mode realized by changing the meshing position of a chain and a chain wheel, a middle shaft is directly connected with the chain wheel to form a driving component, and because the bicycle adopts the single-stage chain transmission mode, the speed improvement is limited to a certain extent, the meshing position of the chain and the chain wheel is changed to realize multi-stage speed change, the phenomenon of chain falling is easily caused, and the structure is complex and the safety is low.
Technical problem to be solved by the utility model (1)
Not enough to prior art exists, the utility model aims to provide a birotor list stator axial magnetic field motor gear variable speed coaxial drive bicycle, it has the higher characteristics of simple structure and security.
(2) Technical scheme
In order to realize the above object, the utility model provides a birotor list stator axial magnetic field motor gear change coaxial drive bicycle, including the cavity motor shaft, wear to be equipped with second gearbox shaft in the cavity motor shaft, the one end of second gearbox shaft is provided with third gearbox gear, the one end of cavity motor shaft is provided with first gearbox gear, be provided with motor stator and two electric motor rotor on the cavity motor shaft, first gearbox gear and third gearbox gear mesh respectively and are equipped with second gearbox gear and fourth gearbox gear, same first gearbox shaft is worn to be equipped with by second gearbox gear and fourth gearbox gear.
When the dual-rotor single-stator axial magnetic field motor gear speed-changing coaxial drive bicycle adopting the technical scheme is used, the first-stage speed reduction is carried out through the first gearbox gear and the second gearbox gear, the second-stage speed reduction is carried out through the fourth gearbox gear and the third gearbox gear, the multi-stage speed change is realized by adopting the meshing rotation between the gears, so that the chain falling phenomenon is avoided, the structure is simple, and the use safety is high.
Furthermore, one end of the second gearbox shaft is fixedly connected with a chain wheel.
Further, the two motor rotors are respectively positioned on two sides of the motor stator.
Further, the motor rotor and the motor stator have the same diameter.
(3) Advantageous effects
To sum up, the utility model discloses following beneficial effect has:
1. carry out the first level through first gearbox gear and second gearbox gear and slow down, fourth gearbox gear and third gearbox gear carry out the second level and slow down, adopt the meshing rotation between the gear to realize multistage variable speed to avoid taking place the chain phenomenon that falls, and simple structure, safety in utilization are higher.
Drawings
In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, it is obvious that the drawings in the following description are only one embodiment of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a front view of the structure of the present invention.
The symbols in the drawings are:
1. a sprocket; 2. a motor stator; 3. a hollow motor shaft; 4. a motor rotor; 5. a first transmission shaft; 6. a first gearbox gear; 7. a second gearbox gear; 8. a second transmission shaft; 9. a third gearbox gear; 10. a fourth gearbox gear.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the following description is made for the technical solution of the present invention in the embodiments to explain the present invention clearly and completely, obviously, the described embodiments are only a part of the embodiments of the present invention, but not all the embodiments.
The embodiment is as follows:
the present invention will be described in further detail with reference to fig. 1.
Referring to fig. 1, the present invention provides a technical solution: double-rotor single-stator axial magnetic field motor gear variable-speed coaxial drive bicycle, which comprises a hollow motor shaft 3, a second gearbox shaft 8 penetrates through the hollow motor shaft 3, a third gearbox gear 9 is arranged at one end of the second gearbox shaft 8, a first gearbox gear 6 is arranged at one end of the hollow motor shaft 3, a motor stator 2 and two motor rotors 4 are arranged on the hollow motor shaft 3, the first gearbox gear 6 and the third gearbox gear 9 are respectively meshed with a second gearbox gear 7 and a fourth gearbox gear 10, the second gearbox gear 7 and the fourth gearbox gear 10 penetrate through the same first gearbox shaft 5, first-stage speed reduction is carried out through the first gearbox gear 6 and the second gearbox gear 7, second-stage speed reduction is carried out through the fourth gearbox gear 10 and the third gearbox gear 9, multi-stage speed change is realized by adopting meshing rotation between gears, so that a chain falling phenomenon is avoided, the structure is simple, and the use safety is high.
Specifically, one end of the second gearbox shaft 8 is fixedly connected with the chain wheel 1, the two motor rotors 4 are respectively positioned on two sides of the motor stator 2, and the diameters of the motor rotors 4 and the motor stator 2 are the same.
By adopting the technical scheme, the chain wheel 1 is arranged, so that the bicycle wheel can be driven to rotate through the chain conveniently.
The utility model discloses a theory of operation does: the motor shaft drives first gearbox gear 6 and drives second gearbox gear 7 and realize first grade speed reduction (first grade), drive fourth gearbox gear 10 through first gearbox shaft 5, fourth gearbox gear 10 realizes second grade speed reduction (second grade) with the meshing of third gearbox gear 9, third gearbox gear 9 drives second gearbox shaft 8 rotatory, second gearbox shaft 8 passes hollow motor shaft 3, it is rotatory that sprocket 1 assembles and drags the bicycle wheel through the chain on second gearbox shaft 8.
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 without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (4)
1. Birotor list stator axial magnetic field motor gear variable speed coaxial drive bicycle, including hollow motor shaft (3), its characterized in that: wear to be equipped with second gearbox shaft (8) in cavity motor shaft (3), the one end of second gearbox shaft (8) is provided with third gearbox gear (9), the one end of cavity motor shaft (3) is provided with first gearbox gear (6), be provided with motor stator (2) and two motor rotor (4) on cavity motor shaft (3), first gearbox gear (6) and third gearbox gear (9) mesh respectively have second gearbox gear (7) and fourth gearbox gear (10), same first gearbox shaft (5) are worn to be equipped with in second gearbox gear (7) and fourth gearbox gear (10).
2. The dual-rotor single-stator axial magnetic field motor gear-shifting coaxial drive bicycle of claim 1, characterized in that: one end of the second gearbox shaft (8) is fixedly connected with a chain wheel (1).
3. The dual-rotor single-stator axial magnetic field motor gear-shifting coaxial drive bicycle of claim 1, characterized in that: the two motor rotors (4) are respectively positioned at two sides of the motor stator (2).
4. The dual-rotor single-stator axial magnetic field motor gear-shifting coaxial drive bicycle of claim 1, characterized in that: the diameters of the motor rotor (4) and the motor stator (2) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222592003.1U CN218229307U (en) | 2022-09-29 | 2022-09-29 | Gear-speed-changing coaxial driving bicycle with double-rotor single-stator axial magnetic field motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222592003.1U CN218229307U (en) | 2022-09-29 | 2022-09-29 | Gear-speed-changing coaxial driving bicycle with double-rotor single-stator axial magnetic field motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218229307U true CN218229307U (en) | 2023-01-06 |
Family
ID=84668741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222592003.1U Expired - Fee Related CN218229307U (en) | 2022-09-29 | 2022-09-29 | Gear-speed-changing coaxial driving bicycle with double-rotor single-stator axial magnetic field motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218229307U (en) |
-
2022
- 2022-09-29 CN CN202222592003.1U patent/CN218229307U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20230106 |