CN210116617U - Mechanical gear shifting power assembly and electric two-wheel vehicle, electric tricycle or electric four-wheel vehicle with same - Google Patents
Mechanical gear shifting power assembly and electric two-wheel vehicle, electric tricycle or electric four-wheel vehicle with same Download PDFInfo
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- CN210116617U CN210116617U CN201920261965.4U CN201920261965U CN210116617U CN 210116617 U CN210116617 U CN 210116617U CN 201920261965 U CN201920261965 U CN 201920261965U CN 210116617 U CN210116617 U CN 210116617U
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Abstract
The utility model relates to a mechanical gear shifting power assembly and have electric two wheeler, electric tricycle or electric four wheeler of this power assembly, including motor, first transmission shaft and the second transmission shaft that disposes in the gearbox, its characterized in that, the motor output shaft passes through transmission gear group with predetermined rotational speed and moment of torsion transmission to first transmission shaft; a one-way bearing is arranged between the motor output shaft and the first transmission shaft and is used for cutting off power transmission between the motor output shaft and the first transmission shaft during gear shifting and enabling power transmission between the motor output shaft and the first transmission shaft to be jointed after gear shifting; a gear shifting gear set is arranged between the first transmission shaft and the second transmission shaft, the torque and the rotating speed after the gear ratio is changed are transmitted to the second transmission shaft through the gear shifting gear set, and the torque and the rotating speed are output through the second transmission shaft; the utility model discloses a machinery power assembly that shifts has replaced the manual separation and reunion operation before original shifting through adopting one-way bearing, makes to shift and easily masters more based on one-way bearing's functional characteristics, and one-way bearing's effect is the joint or cuts off the power transmission, the contact of automatic cutout main shaft and motor when shifting to smooth and easy shifting, automatic joint power take off after the completion of shifting.
Description
Technical Field
The utility model relates to an electric motor car power machinery technical field particularly, is an electric motor car with mechanical gear shifting power assembly.
Background
At present, the existing mechanical gear shifting technology of the electric vehicle is as the publication number: the technical scheme that patent of ZL2014205444818 utility model discloses in China has adopted ripe motorcycle manual clutch in the scheme, because need the manually operation clutch to increase the operating procedure of shifting when shifting, because the reason of motorcycle clutch self makes the clutch reach the state of complete separation and causes the opportunity of shifting palm when holding certain degree of difficulty, the gear impact of variable speed system when can not cause unable shifting and shifting is mastered well to the opportunity of shifting, can't reach better operation and experience and adapt to more crowd's demands.
Disclosure of Invention
The utility model discloses an operation steps that the technical scheme who solves ZL2014205444818 china utility model patent publication exists are loaded down with trivial details, and the operation separation and reunion shift opportunity is difficult for mastering, can't satisfy the problem of the more different users ' in market demand, and then provides a mechanical gear shifting power assembly of built-in one-way bearing to and have this power assembly's electric motor car structure.
Therefore, the utility model discloses a technical scheme as follows:
the mechanical gear shifting power assembly comprises a motor, a first transmission shaft and a second transmission shaft which are arranged in a gearbox, and is characterized in that an output shaft of the motor transmits preset rotating speed and torque to the first transmission shaft through a transmission gear set; a one-way bearing is arranged between the motor output shaft and the first transmission shaft and is used for cutting off power transmission between the motor output shaft and the first transmission shaft during gear shifting and enabling power transmission between the motor output shaft and the first transmission shaft to be jointed after gear shifting; a gear shifting gear set is arranged between the first transmission shaft and the second transmission shaft, the torque and the rotating speed after the gear ratio is changed are transmitted to the second transmission shaft through the gear shifting gear set, and the torque and the rotating speed are output through the second transmission shaft;
the transmission gear set comprises a driving gear arranged on an output shaft of the motor and a driven gear arranged on the first transmission shaft, and the driving gear and the driven gear are in a meshing transmission relationship;
the one-way bearing can be selectively configured at the output shaft end of the motor or at the first transmission shaft end;
the one-way bearing is arranged at the output shaft end of the motor, the inner ring of the one-way bearing is connected with the output shaft of the motor, and the outer ring of the one-way bearing is connected with the driving gear;
the one-way bearing is arranged at the end of the first transmission shaft, the inner ring of the one-way bearing is connected with the first transmission shaft, and the outer ring of the one-way bearing is connected with the driven gear;
the gear shifting gear set adopts a conventional structure realization form, a plurality of gears can be selected according to actual requirements, and the working principle of the gear shifting gear set is completely the same as that of a motorcycle gear shifting structure.
The electric two-wheeled vehicle with the mechanical gear shifting power assembly is characterized by comprising a gearbox and a driving wheel assembly, wherein a motor, a main shaft and a countershaft are installed in the gearbox, and the countershaft is used as a power output shaft to transmit the output power of the motor to the driving wheel through a power transmission component;
the power transmission assembly adopts chain wheel transmission or belt transmission and comprises a driving chain wheel or belt pulley arranged on an auxiliary shaft and a driven chain wheel or belt pulley arranged on a hub of a driving wheel, and a transmission chain or belt is arranged between the driving chain wheel or belt pulley and the driven chain wheel or belt pulley;
the motor is connected with an inner ring of the one-way bearing through a motor output shaft, an outer ring of the one-way bearing is combined with a driving gear, the driving gear is meshed with a driven gear arranged on a main shaft, the main shaft transmits torque and rotating speed after gear ratio is changed to an auxiliary shaft through a gear shifting gear set, and finally the torque and the rotating speed are output through the auxiliary shaft;
the motor is connected with a driving gear through the output of an output shaft of the motor, the driving gear is in meshed transmission with a driven gear, the driven gear is combined with an outer ring of a one-way bearing, an inner ring of the one-way bearing is arranged on a main shaft, the main shaft transmits torque and rotating speed after gear ratio is changed to an auxiliary shaft through a gear shifting gear set, and finally the torque and the rotating speed are output through the auxiliary shaft.
The electric tricycle or electric quadricycle with a mechanical gear-shifting power assembly is characterized by comprising a gearbox and an axle, wherein a motor, a main shaft and a countershaft are installed in the gearbox, and the countershaft is used as a power output shaft to transmit the power output by the motor to a driving wheel through a power transmission component;
the power transmission component comprises a transmission shaft in output connection with a countershaft, and the transmission shaft transmits torque and rotating speed to wheels on the left side and the right side through a differential rear axle assembly;
the motor is connected with an inner ring of the one-way bearing through a motor output shaft, an outer ring of the one-way bearing is combined with a driving gear, the driving gear is meshed with a driven gear arranged on a main shaft, the main shaft transmits torque and rotating speed after gear ratio is changed to an auxiliary shaft through a gear shifting gear set, and finally the torque and the rotating speed are output through the auxiliary shaft;
the motor is connected with a driving gear through the output of an output shaft of the motor, the driving gear is in meshed transmission with a driven gear, the driven gear is combined with an outer ring of a one-way bearing, an inner ring of the one-way bearing is arranged on a main shaft, the main shaft transmits torque and rotating speed after gear ratio is changed to an auxiliary shaft through a gear shifting gear set, and finally the torque and the rotating speed are output through the auxiliary shaft.
The utility model discloses a machinery power assembly that shifts has replaced the manual separation and reunion operation before original shifting through adopting one-way bearing, makes to shift and easily masters more based on one-way bearing's functional characteristics, and one-way bearing's effect is the joint or cuts off the power transmission, the contact of automatic cutout main shaft and motor when shifting to smooth and easy shifting, automatic joint power take off after the completion of shifting. Simultaneously the utility model discloses a machinery shifts power assembly is applicable to various electric two wheelers, electric tricycle and electric four wheeler, and application scope is extensive and the practicality is strong, has improved electric motor car and has shifted controlling smoothness nature, can satisfy different users' demand.
The utility model discloses in adopt one-way bearing also called freewheel clutch for between motor and the working machine or between driving shaft and the driven shaft power transmission and the important part of separation function. The working principle is as follows: when the vehicle starts or runs, the kinetic energy of the motor drives the driven gear to rotate through the driving gear, and when the rotating speed of the outer ring of the one-way bearing exceeds the rotating speed of the inner ring, the inner ring and the outer ring of the one-way bearing are combined, so that the kinetic energy output by the motor is transmitted to the first transmission shaft and then transmitted to the second transmission shaft through the gear shifting gear set to output power. When the vehicle shifts gears, the motor is reduced to rotate, at the moment, the wheels continue to drive the second transmission shaft, the shifting gear set and the first transmission shaft to rotate under the action of inertia, the rotating speed of the inner ring of the one-way bearing is higher than that of the outer ring, the inner ring and the outer ring of the one-way bearing are in a separated state, and therefore power on the first transmission shaft is cut off, the one-way bearing is transmitted, and the gear can be shifted smoothly.
Drawings
FIG. 1: the mechanical gear shifting power assembly is structurally schematic (a front one-way bearing);
FIG. 2: the mechanical gear shifting power assembly is structurally schematic (a rear one-way bearing);
FIG. 3: the structure schematic diagram of the electric two-wheeled vehicle with the mechanical gear shifting power assembly;
FIG. 4: the structure schematic diagram of the electric tricycle with the mechanical gear shifting power assembly;
FIG. 5: the mechanical gear shifting power assembly structure in the figure 4 is a schematic diagram.
Detailed Description
The structural design principle, the structural composition and the operation process of the present invention will be further described in detail with reference to the accompanying drawings and several embodiments.
Example one
The embodiment provides a mechanical gear shifting power assembly, and referring to fig. 1, a manual clutch of a transmission is replaced by a built-in one-way bearing. The structure of the device comprises a motor 1, a first transmission shaft 6 and a second transmission shaft 7 which are arranged in a gearbox 9, wherein the motor output shaft 2 transmits preset rotating speed and torque to the first transmission shaft 6 through a transmission gear set; a one-way bearing 5 is arranged between the motor output shaft 2 and the first transmission shaft 6, and the one-way bearing 5 is used for cutting off the power transmission between the motor output shaft 2 and the first transmission shaft 6 during gear shifting and engaging the power transmission between the motor output shaft 2 and the first transmission shaft 6 after gear shifting; a gear shifting gear set 8 is arranged between the first transmission shaft 6 and the second transmission shaft 7, the torque and the rotating speed after the gear ratio is changed are transmitted to the second transmission shaft 7 through the gear shifting gear set 8, and the torque and the rotating speed are output through the second transmission shaft 7; the transmission gear set comprises a driving gear 3 arranged on an output shaft 2 of the motor and a driven gear 4 arranged on a first transmission shaft 6, and the driving gear 3 and the driven gear 4 are in a meshing transmission relationship; the one-way bearing 5 is arranged at the end of the motor output shaft 2, the inner ring of the one-way bearing 5 is connected with the motor output shaft 2, and the outer ring of the one-way bearing 5 is connected with the driving gear 3; the gear shifting gear set 8 adopts a conventional structure realization form, a plurality of gears can be selected according to actual requirements, and the working principle of the gear shifting gear set is completely the same as that of a motorcycle gear shifting structure: the gear shifting rod drives the gear shifting arm to move, the gear shifting arm drives the gear shifting drum to rotate, the gear shifting drum drives the gear shifting fork to move, and the gear shifting fork drives the gear to move to realize gear shifting.
Example two
The present embodiment is different from the first embodiment in that fig. 2 is referred to.
The one-way bearing 5 is arranged at the end of the first transmission shaft 6, the inner ring of the one-way bearing 5 is connected with the first transmission shaft 6, and the outer ring of the one-way bearing 5 is connected with the driven gear 4.
EXAMPLE III
The embodiment provides an electric two-wheeled vehicle with a mechanical gear shifting power assembly, and referring to fig. 3, the electric two-wheeled vehicle comprises a gearbox 19, wherein an electric motor 11, an electric motor output shaft 12, a main shaft 16 and a counter shaft 17 are installed in the gearbox 19, a gear transmission set is installed between the electric motor output shaft 12 and the main shaft 16, the gear transmission set comprises a driving gear 13 installed on the electric motor output shaft 12 and a driven shaft 14 installed on the main shaft 16, and the driving gear 13 and the driven gear 14 are in meshing transmission; a one-way bearing 15 is arranged between the driving gear 13 and the motor output shaft 12, the inner ring of the one-way bearing 15 is connected with the motor output shaft 12, and the outer ring of the one-way bearing 15 is connected with the driving gear 13; the gear shifting clutch control is realized through the one-way bearing 15, and the transmission relation between the motor output shaft 12 and the main shaft 16 is automatically cut off during gear shifting so as to facilitate smooth gear shifting; automatically engaging the drive relationship between the motor output shaft 12 and the main shaft 16 after the gear shift is completed to complete the power take off; a shift gear set 18 is installed between the main shaft 16 and the auxiliary shaft 17, the shift gear set 18 is used for changing the torque and the rotating speed output by the main shaft 16, transmitting the changed torque and rotating speed to the auxiliary shaft 17, and outputting the torque and the rotating speed through the auxiliary shaft 17; a drive sprocket 20 is provided at an end of the counter shaft 17, a driven sprocket 22 is attached to a hub of the drive wheel 21, a drive chain 23 is attached between the drive sprocket 20 and the driven sprocket 22, and the power output from the transmission 19 is transmitted to the drive wheel 21 via the drive chain 23.
Example four
The embodiment provides an electro-tricycle with a mechanical gear shifting power assembly, and with reference to fig. 4 and 5, the electro-tricycle comprises a gearbox 39, and an electric motor 31, an electric motor output shaft 32, a main shaft 36 and a counter shaft 37 are mounted in the gearbox 39, wherein a gear transmission set is mounted between the electric motor output shaft 32 and the main shaft 36, the gear transmission set comprises a driving gear 33 mounted on the electric motor output shaft 32 and a driven shaft 34 mounted on the main shaft 36, and the driving gear 33 and the driven gear 34 are in meshing transmission; a one-way bearing 35 is arranged between the driven gear 34 and the main shaft 36, an inner ring of the one-way bearing 35 is connected with the main shaft 36, and an outer ring of the one-way bearing 35 is connected with the driven gear 34; the gear shifting clutch control is realized through the one-way bearing 35, and the transmission relation between the motor output shaft 32 and the main shaft 36 is automatically cut off during gear shifting so as to facilitate smooth gear shifting; automatically engaging the drive relationship between the motor output shaft 32 and the main shaft 36 after the gear shift is completed to complete the power take off; a shift gear set 38 is installed between the main shaft 36 and the auxiliary shaft 37, and the shift gear set 38 is used for changing the torque and the rotating speed output by the main shaft 36, transmitting the changed torque and rotating speed to the auxiliary shaft 37, and outputting the torque and the rotating speed through the auxiliary shaft 37; the output of the counter shaft 37 is connected with a transmission shaft 40, and the transmission shaft 40 transmits torque and rotation speed to the left and right driving wheels 42 through a differential rear axle assembly 41.
Claims (8)
1. The mechanical gear shifting power assembly comprises a motor, a first transmission shaft and a second transmission shaft which are arranged in a gearbox, and is characterized in that an output shaft of the motor transmits preset rotating speed and torque to the first transmission shaft through a transmission gear set; a one-way bearing is arranged between the motor output shaft and the first transmission shaft and is used for cutting off power transmission between the motor output shaft and the first transmission shaft during gear shifting and enabling power transmission between the motor output shaft and the first transmission shaft to be jointed after gear shifting; and a gear shifting gear set is arranged between the first transmission shaft and the second transmission shaft, the torque and the rotating speed after the gear ratio is changed are transmitted to the second transmission shaft through the gear shifting gear set, and the torque and the rotating speed are output through the second transmission shaft.
2. A mechanical gear change powertrain as claimed in claim 1, characterized in that
The transmission gear set comprises a driving gear arranged on an output shaft of the motor and a driven gear arranged on the first transmission shaft, and the driving gear and the driven gear are in a meshing transmission relationship;
the one-way bearing is arranged at the output shaft end of the motor, the inner ring of the one-way bearing is connected with the output shaft of the motor, and the outer ring of the one-way bearing is connected with the driving gear.
3. A mechanical gear change powertrain as claimed in claim 1, characterized in that
The transmission gear set comprises a driving gear arranged on an output shaft of the motor and a driven gear arranged on the first transmission shaft, and the driving gear and the driven gear are in a meshing transmission relationship;
the one-way bearing is arranged at the end of the first transmission shaft, the inner ring of the one-way bearing is connected with the first transmission shaft, and the outer ring of the one-way bearing is connected with the driven gear.
4. A mechanical gear change powertrain as claimed in claim 2 or 3 characterised in that
The gear shifting gear set selects gears according to actual requirements, and the working principle of the gear shifting gear set is completely the same as that of a motorcycle gear shifting structure.
5. The electric two-wheeled vehicle with the mechanical gear shifting power assembly is characterized by comprising a gearbox and a driving wheel assembly, wherein a motor, a main shaft and a countershaft are installed in the gearbox, and the countershaft is used as a power output shaft to transmit the output power of the motor to the driving wheel through a power transmission component;
the power transmission assembly adopts chain wheel transmission or belt transmission and comprises a driving chain wheel or belt pulley arranged on an auxiliary shaft and a driven chain wheel or belt pulley arranged on a hub of a driving wheel, and a transmission chain or belt is arranged between the driving chain wheel or belt pulley and the driven chain wheel or belt pulley;
the motor is connected with an inner ring of the one-way bearing through a motor output shaft, an outer ring of the one-way bearing is combined with a driving gear, the driving gear is meshed with a driven gear arranged on a main shaft, the main shaft transmits torque and rotating speed after gear ratio is changed to an auxiliary shaft through a gear shifting gear set, and finally the torque and the rotating speed are output through the auxiliary shaft.
6. The electric two-wheeled vehicle with the mechanical gear shifting power assembly is characterized by comprising a gearbox and a driving wheel assembly, wherein a motor, a main shaft and a countershaft are installed in the gearbox, and the countershaft is used as a power output shaft to transmit the output power of the motor to the driving wheel through a power transmission component;
the power transmission assembly adopts chain wheel transmission or belt transmission and comprises a driving chain wheel or belt pulley arranged on an auxiliary shaft and a driven chain wheel or belt pulley arranged on a hub of a driving wheel, and a transmission chain or belt is arranged between the driving chain wheel or belt pulley and the driven chain wheel or belt pulley;
the motor is connected with a driving gear through the output of an output shaft of the motor, the driving gear is in meshed transmission with a driven gear, the driven gear is combined with an outer ring of a one-way bearing, an inner ring of the one-way bearing is arranged on a main shaft, the main shaft transmits torque and rotating speed after gear ratio is changed to an auxiliary shaft through a gear shifting gear set, and finally the torque and the rotating speed are output through the auxiliary shaft.
7. The electric tricycle or electric quadricycle with the mechanical gear shifting power assembly is characterized by comprising a gearbox and an axle, wherein a motor, a main shaft and a countershaft are installed in the gearbox, and the countershaft is used as a power output shaft to transmit the power output by the motor to a driving wheel through a power transmission component;
the power transmission component comprises a transmission shaft in output connection with a countershaft, and the transmission shaft transmits torque and rotating speed to wheels on the left side and the right side through a differential rear axle assembly;
the motor is connected with an inner ring of the one-way bearing through a motor output shaft, an outer ring of the one-way bearing is combined with a driving gear, the driving gear is meshed with a driven gear arranged on a main shaft, the main shaft transmits torque and rotating speed after gear ratio is changed to an auxiliary shaft through a gear shifting gear set, and finally the torque and the rotating speed are output through the auxiliary shaft.
8. The electric tricycle or electric quadricycle with the mechanical gear shifting power assembly is characterized by comprising a gearbox and an axle, wherein a motor, a main shaft and a countershaft are installed in the gearbox, and the countershaft is used as a power output shaft to transmit the power output by the motor to a driving wheel through a power transmission component;
the power transmission component comprises a transmission shaft in output connection with a countershaft, and the transmission shaft transmits torque and rotating speed to wheels on the left side and the right side through a differential rear axle assembly;
the motor is connected with a driving gear through the output of an output shaft of the motor, the driving gear is in meshed transmission with a driven gear, the driven gear is combined with an outer ring of a one-way bearing, an inner ring of the one-way bearing is arranged on a main shaft, the main shaft transmits torque and rotating speed after gear ratio is changed to an auxiliary shaft through a gear shifting gear set, and finally the torque and the rotating speed are output through the auxiliary shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920261965.4U CN210116617U (en) | 2019-03-01 | 2019-03-01 | Mechanical gear shifting power assembly and electric two-wheel vehicle, electric tricycle or electric four-wheel vehicle with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920261965.4U CN210116617U (en) | 2019-03-01 | 2019-03-01 | Mechanical gear shifting power assembly and electric two-wheel vehicle, electric tricycle or electric four-wheel vehicle with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210116617U true CN210116617U (en) | 2020-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920261965.4U Expired - Fee Related CN210116617U (en) | 2019-03-01 | 2019-03-01 | Mechanical gear shifting power assembly and electric two-wheel vehicle, electric tricycle or electric four-wheel vehicle with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210116617U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023170650A1 (en) * | 2022-03-11 | 2023-09-14 | Matter Motor Works Private Limited | Power transmission system including gear-box for electric vehicles |
-
2019
- 2019-03-01 CN CN201920261965.4U patent/CN210116617U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023170650A1 (en) * | 2022-03-11 | 2023-09-14 | Matter Motor Works Private Limited | Power transmission system including gear-box for electric vehicles |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200507 Address after: 402260 5th floor, building g, No.14, Jinyuan Road, Industrial Park B, Luohuang town, Jiangjin District, Chongqing Patentee after: Chongqing Sulong new energy Co.,Ltd. Address before: 264000 Shandong Province, Yantai city Zhifu District Zhen Road No. 122-14 Patentee before: Sun Xiaojin |
|
| 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: 20200228 |