CN212381069U - Two-shaft speed-regulating middle-mounted motor - Google Patents
Two-shaft speed-regulating middle-mounted motor Download PDFInfo
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- CN212381069U CN212381069U CN202021771469.2U CN202021771469U CN212381069U CN 212381069 U CN212381069 U CN 212381069U CN 202021771469 U CN202021771469 U CN 202021771469U CN 212381069 U CN212381069 U CN 212381069U
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Abstract
The utility model discloses a motor is put in diaxon speed governing, which comprises an outer shell, the inside left side of shell is rotated and is connected with the pedal axle, the one end of pedal axle is fixed with manpower driving wheel, the inside right side of shell is rotated and is connected with the gearbox input, the one end of gearbox input is fixed with the governor lever, and the governor lever extends to going out of shell. This put motor in diaxon speed governing, the transmission principle of the helping hand electric bicycle who puts the motor in the configuration, through put the motor inside to variable speed function integrated put the motor in, just can have different variable speed gears when letting put motor itself output in, satisfy the demand of riding passerby, let and ride passerby and have more selections, the in-process of design is not simple puts into the derailleur and puts into the installation in the motor casing. Meanwhile, the middle motor is rearranged in order to ensure that the motor and the manpower part do not interfere with each other, so that the whole structure is more reasonable and the space is more compact.
Description
Technical Field
The utility model belongs to the technical field of the motor, the motor is put in concretely relates to diaxon speed governing.
Background
As a green vehicle, a power-assisted electric bicycle has been developed internationally in recent ten years, and has formed a huge industry, and a motor of the power-assisted electric bicycle is generally divided into a front hub motor, a rear hub motor, and a middle motor from a mounting position. The centrally-mounted motor has the advantages that the center of gravity of the whole bicycle is influenced due to the attractive structure, and the like, and compared with a front hub motor and a rear hub motor, the centrally-mounted motor has quite great success in the industry of the power-assisted electric bicycles.
In order to meet the requirements of different road conditions, the power-assisted electric bicycle has different gears, which is mainly embodied in the same pedal speed, so that the power-assisted electric bicycle can run at high speed and low speed, and the low-speed running is labor-saving compared with the high speed; on a flat road, a high gear is used.
The general bicycle is to finish the speed regulation by adjusting the chain to run on the chain disks of different tooth numbers of the chain disk group of the middle shaft and the chain disk group of the rear wheel, 3 chain disks of the chain disk group of the middle shaft and 7 chain disks of the chain disk group of the rear wheel are usually selected for speed change of 21 gears, the speed change range is from the maximum tooth number of the chain disk of the middle shaft to the minimum tooth number of the chain disk of the rear wheel to the maximum tooth number of the chain disk of the middle shaft, but the speed regulation mode has the risk of chain dropping. The bicycle rear wheel of high-end some can select for use the more expensive interior derailleur of price, the mainstream has 5 grades of variable speeds, 7 grades of variable speeds, 8 grades of variable speeds, the chain only uses a chain dish at the rear wheel like this, reduce the risk that the rear wheel falls the chain, but the mode that the axis is used always still accomplishes the variable speed with the chain dish group, total gear quantity is that the number of axis chain dish group chain dish multiplies rear wheel speed change gear position number, the variable speed range is from the biggest chain dish number of teeth of well axle divide the fastest reduction ratio of speed changer within the wheel chain dish number of teeth multiply to the slowest reduction ratio of speed changer within the following wheel chain dish number of teeth multiplication of well axle minimum chain dish number of teeth.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a motor is put in diaxon speed governing to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a two-shaft speed-regulating middle motor comprises a shell, wherein a pedal shaft is rotatably connected to the left side inside the shell, a manual driving wheel is fixed to one end of the pedal shaft, a gearbox input end is rotatably connected to the right side inside the shell, a speed regulating rod is fixed to one end of the gearbox input end and extends out of the shell, a one-way clutch is arranged on the outer side wall of the gearbox input end and is respectively fixed with a manual driven wheel and an electric driven wheel, the other end of the gearbox input end is connected with a gearbox, a speed-changing output wheel is fixed to the output end of the gearbox, a speed-changing output end is arranged at one end of the gearbox and extends to the outer side of the shell, an output wheel is fixed to the other end of the pedal shaft, a motor rotor is fixed to the middle of the pedal shaft, and a motor stator is rotatably connected to the outer side of the motor, and a speed reduction system output wheel is also fixed on the pedal shaft.
Preferably, the manpower driving wheel and the manpower driven wheel are in meshed transmission connection with each other.
Preferably, the electric driven wheel is in meshed transmission connection with the output wheel of the speed reducing system.
Preferably, the variable speed output wheel and the output wheel are in meshed transmission connection with each other.
Preferably, motor stator fixed connection is on the inside wall of shell, speed reduction system output wheel is located between manpower action wheel and the motor stator.
The utility model discloses a technological effect and advantage: this put motor in diaxon speed governing, the transmission principle of the helping hand electric bicycle who puts the motor in the configuration, through put the motor inside to variable speed function integrated put the motor in, just can have different variable speed gears when letting put motor itself output in, satisfy the demand of riding passerby, let and ride passerby and have more selections, the in-process of design is not simple puts into the derailleur and puts into the installation in the motor casing. Meanwhile, the middle motor is rearranged in order to ensure that the motor and the manpower part do not interfere with each other, so that the whole structure is more reasonable and the space is more compact.
Drawings
Fig. 1 is a structural sectional view of the present invention.
In the figure: 1. a housing; 2. a pedal shaft; 3. a manual driving wheel; 4. a manual driven wheel; 5. a one-way clutch; 6. a governor lever; 7. an input end of a gearbox; 8. an electrically driven wheel; 9. a variable speed output wheel; 10. a gearbox; 11. a variable speed output; 12. an output wheel; 13. a motor rotor; 14. a motor stator; 15. the deceleration system outputs the wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a motor in diaxon speed governing as shown in fig. 1, including shell 1, the inside left side of shell 1 is rotated and is connected with pedal axle 2, pedal axle 2's one end is fixed with manpower driving wheel 3, and is concrete, manpower driving wheel 3 is connected for the intermeshing transmission with manpower driven wheel 4, the inside right side of shell 1 is rotated and is connected with gearbox input 7, the one end of gearbox input 7 is fixed with speed regulating rod 6, and speed regulating rod 6 extends to going out of shell 1, be provided with one-way clutch 5 on the lateral wall of gearbox input 7, and be fixed with manpower driven wheel 4 and electronic driven wheel 8 respectively on one-way clutch 5, the manpower is input from pedal axle 2, through the meshing transmission of manpower driving wheel 3 and manpower driven wheel 4, spreads into gearbox 10 through one-way clutch 5;
the other end of the gearbox input end 7 is connected with a gearbox 10, the output end of the gearbox 10 is fixed with a variable speed output wheel 9, one end of the gearbox 10 is provided with a variable speed output end 11, the variable speed output end 11 extends to the outer side of the shell 1, the other end of the pedal shaft 2 is fixed with an output wheel 12, specifically, the variable speed output wheel 9 and the output wheel 12 are in meshed transmission connection, the middle of the pedal shaft 2 is fixed with a motor rotor 13, the outer side of the motor rotor 13 is rotatably connected with a motor stator 14, specifically, the motor stator 14 is fixedly connected on the inner side wall of the shell 1, the speed reduction system output wheel 15 is positioned between the manpower driving wheel 3 and the motor stator 14, the pedal shaft 2 is further fixed with a speed reduction system output wheel 15, specifically, the electric driven wheel 8 and the speed reduction system output wheel 15 are in meshed transmission connection, motor power spreads into speed reduction system from the rotor into, export from variable speed output wheel 9 after the speed reduction, with electronic driven wheel meshing transmission, spread into gearbox 10 through one way clutch 5, the manpower is unanimous from the working direction of driving wheel 4 and electronic driven wheel 8, the manpower can drive gearbox input 7 rotation from driving wheel 4 during the working direction, electronic driven wheel 8 can drive gearbox input 7 rotation, because there is one way clutch 5, gearbox input 7 can not drive the manpower from driving wheel 4 and electronic driven wheel 8, manpower and motor power all can spread into gearbox 10 and change speed like this, manpower and motor power can form to make a concerted effort and can not obstruct each other.
When the two-shaft speed regulation middle-mounted motor works, manpower is input from the pedal shaft 2, is transmitted through the meshing of the manpower driving wheel 3 and the manpower driven wheel 4, and is transmitted into the gearbox 10 through the one-way clutch 5;
the power of the motor is transmitted into a speed reducing system from a rotor, is output from a speed changing output wheel 9 after speed reduction, is in meshed transmission with an electric driven wheel, and is transmitted into a gearbox 10 through a one-way clutch 5;
the working directions of the manpower driven wheel 4 and the electric driven wheel 8 are the same, the manpower driven wheel 4 can drive the input end 7 of the gearbox to rotate during the working direction, the electric driven wheel 8 can drive the input end 7 of the gearbox to rotate, and the input end 7 of the gearbox can not drive the manpower driven wheel 4 and the electric driven wheel 8 due to the one-way clutch 5, so that both manpower and motor power can be transmitted into the gearbox 10 to change the speed, and the manpower and the motor power can form resultant force without mutual obstruction;
the speed regulating rod is controlled to regulate the speed changing box 10 to have different speed changing ratios, the power after speed changing of the speed changing box 10 is output from the speed changing output wheel 9, and the power is output to the outside of the shell through the output gear after meshing transmission;
the output direction of the output gear is consistent with that of the pedal shaft 2;
considering compact structure and industrial habits, for example, the volume of the speed reducing system matched with the high-speed motor is smaller than that of the low-speed motor which is directly designed, for example, the pedal shaft 2 of the power-assisted electric bicycle is coaxial with the output of the middle shaft, for example, the working direction of the pedal shaft 2 is consistent with the working direction of the output gear, and the like, if the above normal conditions are not considered in the design, the following conditions should be protected;
the motor rotor 13 is directly transmitted to the electric driven wheel 8 without a speed reducing system;
the working directions of the manpower driven wheel 4 and the electric driven wheel 8 are different, but the power directions in the gearbox 10 finally become the same after the reversing mechanism is added;
the power is directly output from the output end of the gearbox 10;
the power output working direction is not consistent with the working direction of the pedal shaft 2;
a motor system consisting of a motor stator 14 and a motor rotor 13 and a pedal shaft 2;
the motor rotor 13 is not mounted on the shaft but on the housing;
the transmission system is not limited to the gear transmission system, and may be a chain or a transmission system such as a friction wheel.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. Two-shaft speed regulation middle motor comprises a shell (1), and is characterized in that: the manual transmission device is characterized in that a pedal shaft (2) is rotatably connected to the left side of the inside of the shell (1), a manual driving wheel (3) is fixed to one end of the pedal shaft (2), a transmission input end (7) is rotatably connected to the right side of the inside of the shell (1), a speed adjusting rod (6) is fixed to one end of the transmission input end (7), the speed adjusting rod (6) extends out of the shell (1), a one-way clutch (5) is arranged on the outer side wall of the transmission input end (7), a manual driven wheel (4) and an electric driven wheel (8) are respectively fixed to the one-way clutch (5), a transmission (10) is connected to the other end of the transmission input end (7), a variable speed output wheel (9) is fixed to the output end of the transmission (10), a variable speed output end (11) is arranged at one end of the transmission (10), and the variable speed output end (11) extends, the other end of pedal axle (2) is fixed with output wheel (12), the middle part of pedal axle (2) is fixed with electric motor rotor (13), electric motor rotor's (13) outside is rotated and is connected with motor stator (14), still be fixed with speed reduction system output wheel (15) on pedal axle (2).
2. The two-axis adjustable-speed centrally-mounted motor according to claim 1, characterized in that: the manpower driving wheel (3) and the manpower driven wheel (4) are in meshed transmission connection with each other.
3. The two-axis adjustable-speed centrally-mounted motor according to claim 1, characterized in that: the electric driven wheel (8) is in meshed transmission connection with the output wheel (15) of the speed reducing system.
4. The two-axis adjustable-speed centrally-mounted motor according to claim 1, characterized in that: the variable speed output wheel (9) is in meshed transmission connection with the output wheel (12).
5. The two-axis adjustable-speed centrally-mounted motor according to claim 1, characterized in that: motor stator (14) fixed connection is on the inside wall of shell (1), speed reduction system output wheel (15) are located between manpower action wheel (3) and motor stator (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021771469.2U CN212381069U (en) | 2020-08-21 | 2020-08-21 | Two-shaft speed-regulating middle-mounted motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021771469.2U CN212381069U (en) | 2020-08-21 | 2020-08-21 | Two-shaft speed-regulating middle-mounted motor |
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| CN212381069U true CN212381069U (en) | 2021-01-19 |
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| CN202021771469.2U Active CN212381069U (en) | 2020-08-21 | 2020-08-21 | Two-shaft speed-regulating middle-mounted motor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112072846A (en) * | 2020-08-21 | 2020-12-11 | 苏州莱士格车业有限公司 | Two-axis speed control center motor |
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2020
- 2020-08-21 CN CN202021771469.2U patent/CN212381069U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112072846A (en) * | 2020-08-21 | 2020-12-11 | 苏州莱士格车业有限公司 | Two-axis speed control center motor |
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