CN209278422U - A kind of middle drive system with two gear mechanisms - Google Patents
A kind of middle drive system with two gear mechanisms Download PDFInfo
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- CN209278422U CN209278422U CN201822108799.2U CN201822108799U CN209278422U CN 209278422 U CN209278422 U CN 209278422U CN 201822108799 U CN201822108799 U CN 201822108799U CN 209278422 U CN209278422 U CN 209278422U
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- gear
- reducing gear
- high torque
- shift fork
- tooth
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Abstract
The utility model discloses a kind of middle drive systems with two gear mechanisms, are related to power system of electric automobile technical field.A kind of middle drive system with two gear mechanisms, including motor and retarder, it further include for controlling the controller of motor forward or reverse, retarder includes the driving shaft for connecting motor, connect the deboost axle of driving shaft, and the output shaft of connection deboost axle, rotation is equipped with top gear reducing gear and high torque (HT) reducing gear on deboost axle, shift tooth is equipped between top gear reducing gear and high torque (HT) reducing gear, shift tooth is fixed on deboost axle, shift fork is arranged on shift tooth, shift fork is with mobile relative to shift tooth when shifting gears tooth forward or reverse, and it is separately connected high torque (HT) reducing gear or top gear reducing gear, output shaft is equipped with the top gear output gear for engaging top gear reducing gear respectively, with the high torque (HT) output gear of engagement high torque (HT) reducing gear.This programme had not only been able to satisfy demand of the electric vehicle to speed, but also was able to satisfy demand of the electric vehicle to torque.
Description
Technical field
The utility model relates to power system of electric automobile, drive system more particularly to a kind of middle with two gear mechanisms
System.
Background technique
Now current electric bicycle is mainly based on In-wheel motor driving, and motorcycle is mainly based on engine driving, wheel hub
Motor and engine are respectively power-driven system, are all finally to be converted into mechanical energy, to rotate with motor car wheel, drive vehicle
Advance.
When electric vehicle needs to climb, the torque for needing to export is larger, in the case where meeting output high torque (HT), but can not
Meets the needs of electric vehicle is to speed.
Utility model content
The shortcomings that technical problem to be solved in the utility model is, overcomes the prior art provides a kind of with two grades of machines
The middle drive system of structure had not only been able to satisfy demand of the electric vehicle to speed, but also was able to satisfy demand of the electric vehicle to torque.
In order to solve the above technical problems, the utility model provides a kind of middle drive system with two gear mechanisms,
It further include for controlling the controller of motor forward or reverse, retarder includes for connecting motor including motor and retarder
Driving shaft, connect the deboost axle of driving shaft and connect the output shaft of deboost axle, rotation is equipped with top gear and slows down on deboost axle
Tooth and high torque (HT) reducing gear, are equipped with shift tooth between top gear reducing gear and high torque (HT) reducing gear, shift tooth is fixed on deboost axle
On, be arranged with shift fork on tooth of shifting gears, shift fork with shift tooth forward or reverse when it is mobile relative to shift tooth, and be separately connected high turn
Square reducing gear or top gear reducing gear, output shaft are equipped with the top gear output gear for engaging top gear reducing gear respectively and engagement
The high torque (HT) output gear of high torque (HT) reducing gear.
Technical effect: the utility model is suitable for the battery-operated motor cycle of two-wheeled, three-wheel or four-wheel.
By controller control motor forward or reverse so that the shift fork on deboost axle be separately connected top gear reducing gear or
High torque (HT) reducing gear, so that the top gear output gear or high torque (HT) output gear on output shaft play the work for driving output shaft rotation
With, so that output end output high speed or high torque (HT), the needs of to meet battery-operated motor cycle in varied situations.
The technical solution that the utility model further limits is: the output end of output shaft is connected with output chain gear；
When shift fork connects top gear reducing gear, shift fork and high torque (HT) reducing gear are disengaged, and shift fork drives top gear reducing gear to turn
It is dynamic, and top gear output gear is imparted power to, the final output end for driving output shaft exports higher revolving speed, at this time high torque (HT)
Reducing gear idle running；
When shift fork connects high torque (HT) reducing gear, shift fork and top gear reducing gear are disengaged, and shift fork drives high torque (HT) reducing gear to turn
It is dynamic, and high torque (HT) output gear is imparted power to, the final output end for driving output shaft exports higher torque, at this time top gear
Reducing gear idle running.
The utility model is further arranged to, and card slot is equipped in retarder, and shift fork is equipped with lantern ring, and the connection of lantern ring one end is dialled
Fork, the other end protrude into card slot, and when tooth of shifting gears rotates, lantern ring is rotated with shift fork, and is hindered by card slot, and shift fork is made to stop turning
It is dynamic, and relative to the shift axially translated movement of tooth.
The utility model is further arranged to, and high torque (HT) reducing gear and top gear reducing gear are towards prominent on the end face of shift fork
There is the protrusion for cooperating shift fork, shift fork is connect with top gear reducing gear and high torque (HT) deceleration tooth engagement respectively by protrusion.
The utility model is further arranged to, and assist tooth is equipped in retarder, assist tooth one end is nibbled with high torque (HT) reducing gear
It closes, the other end and high torque (HT) export tooth engagement.
The utility model is further arranged to, and output shaft is equipped with isolator.
The utility model is further arranged to, and driving shaft is equipped with driving gear, and deboost axle is equipped with for engaging actively
First reducing gear of gear.
The beneficial effects of the utility model are:
(1) drive system of the utility model, there are two gears for band, respectively with the top gear of higher rotation speed, or tool
There are a high torque (HT) shelves of larger output torque, switching over forward or reverse for motor, controller setting are controlled by controller
At handlebar, used convenient for users to switching, the needs of to meet battery-operated motor cycle in varied situations.
(2) the utility model assist tooth plays the role of adjustment steering, so that output shaft exported before and after switching gear
Rotation direction is identical.
(3) the utility model isolator is also able to maintain original preceding line direction when motorcycle dallies.
Detailed description of the invention
Fig. 1 is retarder schematic diagram of internal structure；
Fig. 2 is assist tooth schematic illustration；
Fig. 3 is the control schematic diagram of drive system；
Fig. 4 is the schematic diagram of motor and retarder overall mechanism.
Wherein: 1, driving shaft；11, driving gear；2, deboost axle；21, the first reducing gear；22, top gear reducing gear；23,
Shift tooth；24, shift fork；241, lantern ring；25, high torque (HT) reducing gear；26, raised；3, output shaft；31, top gear output gear；32,
High torque (HT) output gear；33, isolator；34, output end；4, assist tooth；5, card slot；6, output chain gear.
Specific embodiment
Wherein identical components are presented with like reference characters.It should be noted that word used in the following description
Language "front", "rear", "left", "right", "up" and "down" refer to the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and
"outside" refers respectively to the direction towards or away from geometric center of specific component.
A kind of middle drive system with two gear mechanisms provided in this embodiment, structure are as shown in the figure.
A kind of middle drive system with two gear mechanisms, including motor and retarder, further include for controlling electricity
The controller of machine forward or reverse, retarder include for connect the driving shaft 1 of motor, connect driving shaft 1 deboost axle 2, with
And the output shaft 3 of deboost axle 2 is connected, rotation is equipped with top gear reducing gear 22 and high torque (HT) reducing gear 25, top gear on deboost axle 2
Shift tooth 23 is equipped between reducing gear 22 and high torque (HT) reducing gear 25, shift tooth 23 is fixed on deboost axle 2, is covered on tooth 23 of shifting gears
Equipped with shift fork 24, shift fork 24 is moved with when shifting gears tooth 23 forward or reverse relative to shift tooth 23, and is separately connected high torque (HT) and is subtracted
Fast tooth 25 or top gear reducing gear 22, output shaft 3 are equipped with 31 and of top gear output gear for engaging top gear reducing gear 22 respectively
Engage the high torque (HT) output gear 32 of high torque (HT) reducing gear 25.
The utility model is suitable for the battery-operated motor cycle of two-wheeled, three-wheel or four-wheel.
Wherein, motor is controlled forward or reverse by controller, so that the shift fork 24 on deboost axle 2 is separately connected top gear
Reducing gear 22 or high torque (HT) reducing gear 25, so that the top gear output gear 31 or high torque (HT) output gear 32 on output shaft 3 play band
The effect that dynamic output shaft 3 rotates, so that the output of output end 34 high speed or high torque (HT), to meet battery-operated motor cycle in difference
In the case of demand.
Wherein, the output end 34 of output shaft 3 is connected with output chain gear 6；
When shift fork 24 connects top gear reducing gear 22, shift fork 24 and high torque (HT) reducing gear 25 are disengaged, and shift fork 24 drives high speed
Shelves reducing gear 22 rotates, and imparts power to top gear output gear 31, and the final output of output end 34 for driving output shaft 3 is higher
Revolving speed, at this time high torque (HT) reducing gear 25 dally；
When shift fork 24 connects high torque (HT) reducing gear 25, shift fork 24 and top gear reducing gear 22 are disengaged, and shift fork 24 drives high turn
Square reducing gear 25 rotates, and imparts power to high torque (HT) output gear 32, and the final output of output end 34 for driving output shaft 3 is higher
Torque, at this time top gear reducing gear 22 dally.
Wherein, card slot 5 is equipped in retarder, shift fork 24 is equipped with lantern ring 241, and 241 one end of lantern ring connects shift fork 24, another
End is protruded into card slot 5, and when tooth 23 of shifting gears rotates, lantern ring 241 is rotated with shift fork 24, and is hindered by card slot 5, stops shift fork 24
Rotation, and relative to the shift axially translated movement of tooth 23.High torque (HT) reducing gear 25 and top gear reducing gear 22 are towards shift fork 24
End face on protrude protrusion 26 for cooperating shift fork 24, shift fork 24 by protrusion 26 respectively with top gear reducing gear 22 and height
The engagement connection of torque reduction tooth 25.
Wherein, assist tooth 4 is equipped in retarder, 4 one end of assist tooth is engaged with high torque (HT) reducing gear 25, and the other end and height turn
Square output gear 32 engages.Output shaft 3 is equipped with isolator 33.Driving shaft 1 is equipped with driving gear 11, and deboost axle 2, which is equipped with, to be used
In the first reducing gear 21 of engagement driving gear 11.
The drive system of this programme, there are two gears for band, respectively with the top gear of higher rotation speed, or have larger defeated
High torque (HT) shelves of torque out control switching over forward or reverse for motor by controller, and controller is arranged at handlebar,
It is used convenient for users to switching, the needs of to meet battery-operated motor cycle in varied situations.Assist tooth 4 plays the work that adjustment turns to
With so that the rotation direction that output shaft 3 exports before and after switching gear is identical.Isolator 33 is also able to maintain when motorcycle dallies
Original preceding line direction.
In addition to the implementation, the utility model can also have other embodiments；It is all to use equivalent replacement or equivalent change
The technical solution to be formed is changed, the protection scope of the requires of the utility model is all fallen within.
Claims (7)
1. a kind of middle drive system with two gear mechanisms, including motor and retarder, it is characterised in that: further include being used for
The controller of the motor forward or reverse is controlled, the retarder includes for connecting described in the driving shaft of motor (1), connection
The deboost axle (2) of driving shaft (1) and the output shaft (3) of the connection deboost axle (2) are rotated on the deboost axle (2) and are equipped with
Top gear reducing gear (22) and high torque (HT) reducing gear (25), the top gear reducing gear (22) and the high torque (HT) reducing gear (25)
Between be equipped with shift tooth (23), the shift tooth (23) is fixed on the deboost axle (2), is arranged on the shift tooth (23)
Shift fork (24), the shift fork (24) with the shift tooth (23) forward or reverse when it is mobile relative to the shift tooth (23), and
It is separately connected the high torque (HT) reducing gear (25) or the top gear reducing gear (22), the output shaft (3) is equipped with and nibbles respectively
The high torque (HT) of the top gear output gear (31) and the engagement high torque (HT) reducing gear (25) that close the top gear reducing gear (22) is defeated
Tooth (32) out.
2. a kind of middle drive system with two gear mechanisms according to claim 1, it is characterised in that: the output
The output end (34) of axis (3) is connected with output chain gear (6)；
When the shift fork (24) connects top gear reducing gear (22), the shift fork (24) and the high torque (HT) reducing gear (25)
It disengaging, the shift fork (24) drives top gear reducing gear (22) rotation, and imparts power to top gear output gear (31),
The final output end (34) for driving output shaft (3) exports higher revolving speed, at this time high torque (HT) reducing gear (25) idle running；
When the shift fork (24) connects high torque (HT) reducing gear (25), the shift fork (24) and the top gear reducing gear (22)
It disengaging, the shift fork (24) drives high torque (HT) reducing gear (25) rotation, and imparts power to high torque (HT) output gear (32),
The final output end (34) for driving output shaft (3) exports higher torque, at this time top gear reducing gear (22) idle running.
3. a kind of middle drive system with two gear mechanisms according to claim 1, it is characterised in that: the deceleration
Card slot (5) are equipped in device, the shift fork (24) is equipped with lantern ring (241), and described lantern ring (241) one end connects the shift fork
(24), the other end protrudes into the card slot (5), and when shift tooth (23) rotation, the lantern ring (241) turns with the shift fork (24)
It is dynamic, and hindered by the card slot (5), so that the shift fork (24) is stopped operating, and relative to the shift tooth (23) along axial flat
Shifting movement.
4. a kind of middle drive system with two gear mechanisms according to claim 3, it is characterised in that: described high turn
Square reducing gear (25) and the top gear reducing gear (22) are described for cooperating towards protruding on the end face of the shift fork (24)
The protrusion (26) of shift fork (24), the shift fork (24) by raised (26) respectively with the top gear reducing gear (22) and institute
State high torque (HT) reducing gear (25) engagement connection.
5. a kind of middle drive system with two gear mechanisms according to claim 1, it is characterised in that: the deceleration
Assist tooth (4) are equipped in device, described assist tooth (4) one end is engaged with the high torque (HT) reducing gear (25), the other end and the height
Torque output tooth (32) engagement.
6. a kind of middle drive system with two gear mechanisms according to claim 1, it is characterised in that: the output
Axis (3) is equipped with isolator (33).
7. a kind of middle drive system with two gear mechanisms according to claim 1, it is characterised in that: the active
Axis (1) is equipped with driving gear (11), and the deboost axle (2) is equipped with the first deceleration for engaging the driving gear (11)
Tooth (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822108799.2U CN209278422U (en) | 2018-12-14 | 2018-12-14 | A kind of middle drive system with two gear mechanisms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822108799.2U CN209278422U (en) | 2018-12-14 | 2018-12-14 | A kind of middle drive system with two gear mechanisms |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209278422U true CN209278422U (en) | 2019-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822108799.2U Active CN209278422U (en) | 2018-12-14 | 2018-12-14 | A kind of middle drive system with two gear mechanisms |
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| Country | Link |
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| CN (1) | CN209278422U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296712A (en) * | 2018-12-14 | 2019-02-01 | 重庆迈兴新能源科技有限公司 | A kind of middle drive system with two gear mechanisms |
-
2018
- 2018-12-14 CN CN201822108799.2U patent/CN209278422U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296712A (en) * | 2018-12-14 | 2019-02-01 | 重庆迈兴新能源科技有限公司 | A kind of middle drive system with two gear mechanisms |
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