CN207120639U - The compound double speed drive assembly in the high low regime of bi-motor - Google Patents
The compound double speed drive assembly in the high low regime of bi-motor Download PDFInfo
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- CN207120639U CN207120639U CN201720906954.8U CN201720906954U CN207120639U CN 207120639 U CN207120639 U CN 207120639U CN 201720906954 U CN201720906954 U CN 201720906954U CN 207120639 U CN207120639 U CN 207120639U
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Abstract
The utility model discloses the compound double speed drive assembly in the high low regime of bi-motor, including the first motor, single speed planet module, the second motor, double speed planet module, multiple first brakes, multiple second brakes and multiple 3rd brakes；First motor, single speed planet module, the second motor, double speed planet module are coaxially connected；The multiple first brake is uniformly connected with single speed planet module, and first brake is used for the output for controlling single speed planet module；The multiple second brake, multiple 3rd brakes are uniformly connected with double speed planet module respectively, and second brake, the 3rd brake are used for the output for controlling double speed planet module；The single speed planet module is used to control low regime driving in assembly, the driving of middling speed area, the switching of high velocity driving.The utility model effectively increases motor efficiency, reduces motor volume, rotary inertia, weight, improves Brake energy recovery, is effectively improved and improves the performance of vehicle traction assembly.
Description
Technical field
Vehicle drive assembly field is the utility model is related to, the more particularly to compound double speed driving in the high low regime of bi-motor is total
Into.
Background technology
With the fast development of pure electric automobile industry, how to be lifted the power performance of pure electric automobile and course continuation mileage into
To bite the problem of to be solved.For now, most of electric automobiles are total as driving with single speed ratio speed reducer using single motor
Into；When low rate start be present using this type of drive, motor efficiency is extremely low, and peak torque is high；Driven in low speed
During dynamic operation, it is difficult to play the characteristic of motor high efficient district；When being driven in high velocity, motor limit speed requires pole
Height, drive efficiency decline quickly.It concurrently there are that motor volume is big, rotary inertia is big, weight is big and battery bag impacted
Property it is high, so reduce Brake energy recovery and add the burden of mechanical brake brakes.To sum up, single motor and single speed ratio
The drive assembly of decelerator composition has been difficult in adapt to the development of modern pure electric automobile.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of Zhong Di areas using the first motor configuration double speed planet mould
Kuai Hezhonggao areas use single speed planet module using between the second motor configuration double speed planet module, the first motor and the second motor
Switch over, effectively improve motor efficiency, reduce motor volume, rotary inertia, weight, improve Brake energy recovery and drop
The compound double speed drive assembly in the high low regime of bi-motor of low brakes burden.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is：
The compound double speed drive assembly in the high low regime of bi-motor, including it is the first motor, single speed planet module, the second motor, double
Fast planet module, multiple first brakes, multiple second brakes and multiple 3rd brakes；
First motor, single speed planet module, the second motor, double speed planet module are coaxially connected；The multiple first
Brake is uniformly connected with single speed planet module, and first brake is used for the output for controlling single speed planet module；It is described more
Individual second brake, multiple 3rd brakes are uniformly connected with double speed planet module respectively, the second brake, the 3rd braking
Device is used for the output for controlling double speed planet module；The single speed planet module is used to control low regime driving, middling speed area in assembly
Driving, the switching of high velocity driving；
By controlling the driving or power-off of the first motor, the second motor, and the first brake, second brake and the 3rd
The braking or release of brake, make the compound double speed drive assembly in the high low regime of bi-motor realize low rate start, middle low regime driving,
The driving of middling speed area, high velocity driving, high velocity Brake energy recovery, middle low regime Brake energy recovery any of which Working mould
Formula.
Further, first motor, single speed planet module, the second motor, double speed planet module sequentially coaxially connect；
The double speed planet module is connected with output flange.
Further, second of embodiment can be used in specific implementation, it is first motor, single speed planet module, double
Fast planet module, the second motor sequentially coaxially connect；Also include differential module, left output axle shaft, right output axle shaft；
The differential module includes first gear, second gear, differential mechanism, and the first gear connects with double-planet module
Connect, the second gear is fixedly connected with first gear external toothing, differential input shaft respectively；
The left output end of differential module is connected with left output axle shaft, the right output end of differential module and right output
Half axis connection.
Further, the single speed planet module includes single speed sun gear, single speed planetary gear, single speed pivoted arm, single speed gear ring；
The single speed planetary gear is connected by planet wheel spindle with single speed pivoted arm, outside the single speed sun gear and single speed planetary gear
Engagement connection, the single speed planetary gear are connected with single speed gear ring internal messing；The output shaft of first motor and single speed sun gear
Connection；The output shaft of second motor is fixedly connected with single speed pivoted arm.
Further, first brake includes brake apparatus, the first brake disc, the first brake axle, the first brake tooth
Wheel, single speed gear ring connection gear；
First brake disc and the friction dish gap of brake apparatus are connected, the both ends difference of first brake axle
It is connected with the first brake disc, the first spragging gear；
First spragging gear is connected with single speed gear ring connection gear external toothing；The single speed gear ring connection gear and list
Fast gear ring is fixedly connected.
Further, the double speed planet module include the first sun gear, the first planetary gear, the first gear ring, the first pivoted arm,
Second sun gear, the second planetary gear, the second pivoted arm, the second gear ring；
First planetary gear is connected with the first pivoted arm, and first sun gear is connected with the first planetary gear external toothing, institute
The first planetary gear is stated to be connected with the first gear ring internal messing；
Second planetary gear is connected with the second pivoted arm, and second sun gear is connected with the second planetary gear external toothing, institute
The second planetary gear is stated to be connected with the second gear ring internal messing；
Second motor output shaft is fixedly connected with the first sun gear, the second sun gear respectively；First pivoted arm with
Second gear ring is fixedly connected；
Second pivoted arm is connected with output flange or with first gear.
Further, the second brake includes the second brake apparatus, the second brake axle, the second brake disc, the second system
Moving gear；
External tooth is additionally provided with the outside of first gear ring, the external tooth external toothing of second spragging gear and the first gear ring connects
Connect, the both ends of second brake axle are connected with the second brake disc, the second spragging gear respectively；Second brake disc and second
The friction dish gap of brake apparatus is connected.
Further, the 3rd brake includes the 3rd brake apparatus, the 3rd brake axle, the 3rd brake disc, the 3rd system
Moving gear；
External tooth is additionally provided with the outside of second gear ring, the external tooth external toothing of the 3rd spragging gear and the second gear ring connects
Connect, the both ends of the 3rd brake axle are connected with the 3rd brake disc, the 3rd spragging gear respectively；3rd brake disc and the 3rd
The friction dish gap of brake apparatus is connected.
Using above-mentioned technical proposal, as a result of the first motor, single speed planet module, the second motor, double speed planet mould
The technical characteristics such as block, multiple first brakes, multiple second brakes and multiple 3rd brakes.By by the first motor, list
Fast planet module, the second motor, double speed planet module are coaxially connected.The defeated of single speed planet module is controlled by the first brake
Go out；The output of second brake, the 3rd brake control double speed planet module；Low regime is driven in single speed planet module control assembly
The driving of trend middling speed area, the switching of high velocity driving.And by controlling the driving or power-off of the first motor, the second motor, with
And the braking or release of first brake, second brake and the 3rd brake, make the compound double speed driving in the high low regime of bi-motor
Assembly realizes low rate start, the driving of middle low regime, the driving of middling speed area, high velocity driving, high velocity Brake energy recovery, middle low speed
Area's braking energy, which returns, waits multiple-working mode.The utility model has assembly small volume, in light weight, simple for structure, driving is efficient
The features such as Qu Kuan, full application of brake device structure and powerful, suitable for various pure electric vehicle drive assembly.
Brief description of the drawings
Fig. 1 is the agent structure schematic diagram of the utility model embodiment one；
Fig. 2 is the agent structure schematic diagram of the utility model embodiment two.
Embodiment
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings.Herein it should be noted that
It is used to help understand the utility model for the explanation of these embodiments, but does not form to restriction of the present utility model.This
Outside, as long as technical characteristic involved in each embodiment of the utility model disclosed below does not form conflict each other
Can is mutually combined.
As shown in Figure 1, the compound double speed drive assembly in the high low regime of bi-motor, including the first motor 1, single speed planet module
2nd, the second motor 3, double speed planet module 4, multiple first brakes 5, multiple second brakes 6 and multiple 3rd brakes 7.
First motor 1, single speed planet module 2, the second motor 3, double speed planet module 4 are coaxially connected；Multiple first are made
Dynamic device 5 is uniformly connected with single speed planet module 2, and the first brake 5 is used for the output for controlling single speed planet module 2；By multiple
Two brakes 6, multiple 3rd brakes 7 are uniformly connected with double speed planet module 4 respectively, second brake 6, the 3rd brake 7
For controlling the output of double speed planet module 4；Single speed planet module 2 be used to controlling in assembly low regime driving, the driving of middling speed area,
The switching of high velocity driving.
By controlling the driving or power-off of the first motor 1, the second motor 3, and the first brake 5, the and of second brake 6
The braking or release of 3rd brake 7, the compound double speed drive assembly in the high low regime of bi-motor is set to realize low rate start, middle low regime
A variety of work such as driving, the driving of middling speed area, high velocity driving, high velocity Brake energy recovery, middle low regime Brake energy recovery
Pattern.
Above-mentioned technical proposal, assembly is controlled to be operated in middle low regime driving or middling speed area by using single speed planet module 2
Driving or high velocity driving；The motor efficiency of assembly is effectively increased, reduces motor volume, rotary inertia, weight.Together
When, by controlling the first motor 1, the second motor 3 and the first brake 5, the work of the brake 7 of second brake 6 and the 3rd
State, assembly is set to realize that low rate start, the driving of middle low regime, the driving of middling speed area, high velocity driving, high velocity braking energy return
The multiple functions such as receipts, middle low regime Brake energy recovery.Assembly volume is effectively reduced, reduces assembly weight；Assembly has
It is simple for structure, high efficient district is wide for driving, full application of brake device structure and the features such as powerful.
Embodiment one：First motor 1, single speed planet module 2, the second motor 3, double speed planet module 4 sequentially coaxially connect
Connect；Double speed planet module 4 is connected with output flange 8.In specific implementation, single speed planet module 2 includes single speed sun gear 9, single speed
Planetary gear 10, single speed pivoted arm 11, single speed gear ring 12.
Single speed planetary gear 10 is connected by planet wheel spindle with single speed pivoted arm 11, outside single speed sun gear 9 and single speed planetary gear 10
Engagement connection, single speed planetary gear 10 are connected with the internal messing of single speed gear ring 12；The output shaft of first motor 1 connects with single speed sun gear 9
Connect；The output shaft of second motor 3 is fixedly connected with single speed pivoted arm 11.
First brake 5 includes brake apparatus 13, the first brake disc 14, the first brake axle 15, the first spragging gear 16, list
Fast gear ring connection gear 17；First brake disc 14 and the friction dish gap of brake apparatus are connected, and the two of the first brake axle 15
End is connected with the first brake disc 14, the first spragging gear 16 respectively.Outside first spragging gear 16 and single speed gear ring connection gear 17
Engagement connection；Single speed gear ring connection gear 17 is fixedly connected with single speed gear ring 12.
Double speed planet module 4 includes the first sun gear 18, the first planetary gear 19, the first gear ring 20, the first pivoted arm 21, second
Sun gear 22, the second planetary gear 23, the second pivoted arm 24, the second gear ring 25.First planetary gear 19 is connected with the first pivoted arm 21, and first
Sun gear 18 is connected with the external toothing of the first planetary gear 19, and the first planetary gear 19 is connected with the internal messing of the first gear ring 20；Second planet
Wheel 23 is connected with the second pivoted arm 24, and the second sun gear 22 is connected with the external toothing of the second planetary gear 23, the second planetary gear 23 and second
The internal messing of gear ring 25 connects.The output shaft of second motor 3 is fixedly connected with the first sun gear 18, the second sun gear 22 respectively；The
One pivoted arm 21 is fixedly connected with the second gear ring 25；Second pivoted arm 24 is connected with output flange 8.
Second brake 6 includes the second brake apparatus 27, the second brake axle 28, the second brake disc 29, the second spragging gear
30.The outside of first gear ring 20 is additionally provided with external tooth, and the second spragging gear 30 is connected with the external tooth external toothing of the first gear ring 20, the
The both ends of two brake axles 28 are connected with the second brake disc 29, the second spragging gear 30 respectively；Second brake disc 29 and the second braking
The friction dish gap of device 27 is connected.
3rd brake 7 includes the 3rd brake apparatus 31, the 3rd brake axle 32, the 3rd brake disc 33, the 3rd spragging gear
34, the outside of the second gear ring 25 is additionally provided with external tooth, and the 3rd spragging gear 34 is connected with the external tooth external toothing of the second gear ring 25, the
The both ends of three brake axles 32 are connected with the 3rd brake disc 33, the 3rd spragging gear 34 respectively；3rd brake disc 33 and the 3rd braking
The friction dish gap of device 31 is connected.
Embodiment two：
As shown in Figure 2, by the first motor 1, single speed planet module 2, the electricity of double speed planet module 4, second in specific implementation
Machine 3 sequentially coaxially connects；Also include differential module 35, left output axle shaft 36, right output axle shaft 37.Differential module 35 includes
First gear 38, second gear 39, differential mechanism 40, first gear 38 are connected with the second pivoted arm 24 of double-planet module 4.Second
Gear 39 is fixedly connected with the external toothing of first gear 38, the input shaft of differential mechanism 40 respectively；35 left output end of differential module and a left side
Output axle shaft 36 is connected, and 35 right output end of differential module is connected with right output axle shaft 37.The embodiment of remainder
It is identical with embodiment one.
The utility model main control strategies and mode of operation are as follows.
(1) first motor low rate start drive pattern
When vehicle low rate start, the first motor 1 is in motor pattern, and the second motor 3 is in power-off transmission Axle mould
Formula；First brake 5 is braked the first brake disc 14 by brake pad, and then the first spragging gear 16 is braked；Due to
First spragging gear 16 and the external toothing of single speed gear ring connection gear 17, therefore, single speed gear ring connection gear 17 is braked, and then,
Single speed gear ring 12 is braked；Second brake 6 is in release conditions, and the second brake disc 29 is in free rotary state, and then, with
The second spragging gear 30 being fixedly connected be in free rotary state；Because the first gear ring 20 outside the second spragging gear 30 with nibbling
Close, therefore, the first gear ring 20 is in free rotary state；3rd brake 7 is made the 3rd brake disc 33 by brake pad
It is dynamic, and then the 3rd spragging gear 34 is braked；Due to the 3rd spragging gear 34 and the external toothing of the second gear ring 25, therefore, the second tooth
Circle 25 is in on-position；Power is passed to single speed sun gear 9, single speed sun gear 9 by the first motor 1 by the first motor output shaft
Single speed planetary gear 10 is imparted power to by external toothing, because single speed gear ring 12 is in on-position, therefore, from the first electricity
The power of machine 1 passes to single speed pivoted arm 11；Single speed pivoted arm 11 imparts power to the second motor output shaft, the output of the second motor
Axle imparts power to the first sun gear 18 and the second sun gear 22；Because the first pivoted arm 21 is in on-position, first sun
Wheel 18 imparts power to the first planetary gear 19, and power is transmitted the first gear ring 20 by the first planetary gear 19；Due to the first gear ring 20
In free rotary state, therefore, the first sun gear 18 is in unpowered transmission state；Second sun gear 22 imparts power to
Second planetary gear 23, because the second gear ring 25 is in on-position, therefore, the power from the second sun gear 22 passes to second
Pivoted arm 24 exports；For scheme two, power is passed to second gear 39, the second tooth by the second pivoted arm 24 by first gear 38
Wheel 39 imparts power to differential mechanism 40, and differential mechanism 40 imparts power to right output axle shaft 37 and left output axle shaft 36.
Scheme one：Under the pattern, the output speed of the second pivoted arm 24 and the rotation speed relation of the first motor 1：
Scheme two：Under the pattern, the rotating speed of differential mechanism 40 and the rotation speed relation of the first motor 1：
Wherein：Z1 represents the number of teeth of single speed sun gear 9；Z2 represents the number of teeth of single speed gear ring 12；Z3 represents the tooth of the first sun gear 18
Number；Z4 represents the number of teeth of the first gear ring 20；Z5 represents the number of teeth of the second sun gear 22；Z6 represents the number of teeth of the second gear ring 25；Z7 represents the
The number of teeth of one gear 38；Z8 represents the number of teeth of second gear 39；N1 represents the rotating speed of the first motor output shaft；N2 represents that the second motor is defeated
The rotating speed of shaft；N3 represents the rotating speed of the second pivoted arm 24；N4 represents the rotating speed of differential mechanism 40.(unless otherwise specified, under herein
List existing letter and represent component parameter by the above-mentioned statement meaning)
Low speed driving mode in (2) first motors
When driven at low speed in vehicle, the first motor 1 is in motor pattern, and the second motor 3 is in power-off power transmission shaft
Pattern；First brake 5 is braked the first brake disc 14 by brake pad, and then the first spragging gear 16 is braked；By
In the first spragging gear 16 and the external toothing of single speed gear ring connection gear 17, therefore, single speed gear ring connection gear 17 is braked, and is entered
And single speed gear ring 12 is braked；Second brake 6 is in on-position, and the second brake disc 29 is in and is braked state, and then,
Second spragging gear 30 of connection fixed thereto is in on-position；Because the first gear ring 20 outside the second spragging gear 30 with nibbling
Close, therefore, the first gear ring 20 is in on-position；3rd brake 7 is in release conditions, and then the 3rd brake disc 33 is in
Free rotary state, because the 3rd brake disc 33 is fixedly connected with the 3rd spragging gear 34, therefore, the 3rd spragging gear 34 is in
Free rotary state, and then, the second gear ring 25 is in free rotary state；First motor 1 is by power by the first motor output shaft
Single speed sun gear 9 is passed to, single speed sun gear 9 imparts power to single speed planetary gear 10 by external toothing, due to single speed gear ring
12 are in on-position, and therefore, the power from the first motor 1 passes to single speed pivoted arm 11；Single speed pivoted arm 11 transmits power
To the second motor output shaft, the second motor output shaft imparts power to the first sun gear 18 and the second sun gear 22；Due to
One gear ring 20 is in on-position, and the first sun gear 18 imparts power to the first planetary gear 19, and the first planetary gear 19 is by power
Pass to the first pivoted arm 21；Second sun gear 22 imparts power to the second planetary gear 23, because the second gear ring 25 is in freely
Rotary state, therefore, from the first sun gear 18 and the second sun gear 22 be superimposed by the second pivoted arm 24 after export；For scheme
For two, power is passed to second gear 39 by the second pivoted arm 24 by first gear 38, and second gear 39 imparts power to difference
Fast device 40, differential mechanism 40 impart power to right output axle shaft 37 and left output axle shaft 36.
Scheme one：Under the pattern, the output speed of the second pivoted arm 24 and the rotation speed relation of the first motor 1：
Scheme two：Under the pattern, the rotating speed of differential mechanism 40 and the rotation speed relation of the first motor 1：
(3) second motor middle-speed driving modes
When vehicle middling speed drives, the first motor 1 is in power-off power transmission shaft pattern, and the second motor 3 is in motor mould
Formula；First brake 5 is in release conditions, and the first brake disc 14 is in free rotary state, and then at the first spragging gear 16
In free rotary state；Due to the first spragging gear 16 and the external toothing of single speed gear ring connection gear 17, therefore, the connection of single speed gear ring
Gear 17 is in free rotary state, and then, 12 free rotary state of single speed gear ring；Second brake 6 is in release conditions, the
Two brake discs 29 are in free rotary state, and then, the second spragging gear 30 of connection fixed thereto is in free rotary state；
Due to the first gear ring 20 and the external toothing of the second spragging gear 30, therefore, the first gear ring 20 is in free rotary state；3rd braking
Device 7 is braked the 3rd brake disc 33 by brake pad, and then the 3rd spragging gear 34 is braked；Due to the 3rd spragging gear
34 and the external toothing of the second gear ring 25, therefore, the second gear ring 25 is in on-position；Second motor 3 is defeated by the second motor by power
Shaft imparts power to the first sun gear 18 and the second sun gear 22；Because the first pivoted arm 21 is in on-position, first too
Sun wheel 18 imparts power to the first planetary gear 19, and power is transmitted the first gear ring 20 by the first planetary gear 19；Due to the first gear ring
20 are in free rotary state, and therefore, the first sun gear 18 is in unpowered transmission state；Second sun gear 22 transmits power
To the second planetary gear 23, because the second gear ring 25 is in on-position, therefore, the power from the second sun gear 22 passes to
Two pivoted arms 24 export；For scheme two, power is passed to second gear 39 by the second pivoted arm 24 by first gear 38, and second
Gear 39 imparts power to differential mechanism 40, and differential mechanism 40 imparts power to right output axle shaft 37 and left output axle shaft 36.
Scheme one：Under the pattern, the output speed of the second pivoted arm 24 and the rotation speed relation of the second motor 3：
Scheme two：Under the pattern, the rotating speed of differential mechanism 40 and the rotation speed relation of the second motor 3：
(4) second motor speed driving modes
When vehicle high-speed driving, the first motor 1 is in power-off power transmission shaft pattern, and the second motor 3 is in motor mould
Formula；First brake 5 is in release conditions, and the first brake disc 14 is in free rotary state, and then at the first spragging gear 16
In free rotary state；Due to the first spragging gear 16 and the external toothing of single speed gear ring connection gear 17, therefore, the connection of single speed gear ring
Gear 17 is in free rotary state, and then, 12 free rotary state of single speed gear ring；Second brake 6 is in on-position, the
Two brake discs 29 are in and are braked state, and then, the second spragging gear 30 of connection fixed thereto is in on-position；Due to
One gear ring 20 and the external toothing of the second spragging gear 30, therefore, the first gear ring 20 is in on-position；3rd brake 7 is in and released
State is put, and then the 3rd brake disc 33 is in free rotary state, because the 3rd brake disc 33 is fixed with the 3rd spragging gear 34
Connection, therefore, the 3rd spragging gear 34 is in free rotary state, and then, the second gear ring 25 is in free rotary state；Second
Power is imparted power to the first sun gear 18 and the second sun gear 22 by motor 3 by the second motor output shaft；Due to the first tooth
Circle 20 is in on-position, and the first sun gear 18 imparts power to the first planetary gear 19, and the first planetary gear 19 transmits power
To the first pivoted arm 21；Second sun gear 22 imparts power to the second planetary gear 23, is freely rotated because the second gear ring 25 is in
State, therefore, from the first sun gear 18 and the second sun gear 22 be superimposed by the second pivoted arm 24 after export；For scheme two
Power is passed to second gear 39 by speech, the second pivoted arm 24 by first gear 38, and second gear 39 imparts power to differential mechanism
40, differential mechanism 40 imparts power to right output axle shaft 37 and left output axle shaft 36.
Scheme one：Under the pattern, the output speed of the second pivoted arm 24 and the rotation speed relation of the second motor 3：
Scheme two：Under the pattern, the rotating speed of differential mechanism 40 and the rotation speed relation of the second motor 3：
(5) second motor high speed Brake energy recovery patterns
When vehicle, which is run at high speed, to be braked, the first motor 1 is in power-off power transmission shaft pattern, and the second motor 3 is in hair
Motor mode；First brake 5 is in release conditions, and the first brake disc 14 is in free rotary state, and then the first brake tooth
Wheel 16 is in free rotary state；Due to the first spragging gear 16 and the external toothing of single speed gear ring connection gear 17, therefore, single speed tooth
Circle connection gear 17 is in free rotary state, and then, 12 free rotary state of single speed gear ring；Second brake 6 is in braking
State, the second brake disc 29 are in and are braked state, and then, the second spragging gear 30 of connection fixed thereto is in braking shape
State；Due to the first gear ring 20 and the external toothing of the second spragging gear 30, therefore, the first gear ring 20 is in on-position；3rd braking
Device 7 is in release conditions, and then the 3rd brake disc 33 is in free rotary state, due to the 3rd brake disc 33 and the 3rd braking
Gear 34 is fixedly connected, and therefore, the 3rd spragging gear 34 is in free rotary state, and then, the second gear ring 25, which is in, freely to be turned
Dynamic state；Vehicle energy is passed to by wheel and inputs to double speed planet module through the second pivoted arm 24 after differential assembly；Second turn
Kinetic energy is passed to the first sun gear 18 and the second sun gear by arm 24 by the second gear ring 25, the first pivoted arm 21 and the second planetary gear 23
22；Kinetic energy is passed to the second motor 3, the second electricity by the first sun gear 18 and the second sun gear 22 by the second motor input shaft 13
Machine 3 is by sent out power storage into vehicles energy accumulating device；
Low speed Brake energy recovery pattern in (6) first motors and the second motor joint
When run at a low speed in vehicle braked when, the first motor 1 is in generator mode, and the second motor 3, which is in, to generate electricity
Machine pattern；First brake 5 is braked the first brake disc 14 by brake pad, and then the first spragging gear 16 is braked；
Due to the first spragging gear 16 and the external toothing of single speed gear ring connection gear 17, therefore, single speed gear ring connection gear 17 is braked, and is entered
And single speed gear ring 12 is braked；Second brake 6 is in release conditions, and the second brake disc 29 is in free rotary state, entered
And the second spragging gear 30 of connection fixed thereto is in free rotary state；Due to the first gear ring 20 and the second spragging gear
30 external toothings, therefore, the first gear ring 20 are in free rotary state；3rd brake 7 is by brake pad by the 3rd brake disc 33
Braked, and then the 3rd spragging gear 34 is braked；Due to the 3rd spragging gear 34 and the external toothing of the second gear ring 25, therefore,
Second gear ring 25 is in on-position；Vehicle energy is passed to by wheel and inputs to double speed through the second pivoted arm 24 after differential assembly
Planet module；Kinetic energy is passed to the second sun gear 22 by the second pivoted arm 24 by the second planetary gear 23；Second sun gear 22 is by kinetic energy
Second motor 3 is passed to by the second motor input shaft 13, the second motor output shaft is transmitted a part of kinetic energy by single speed pivoted arm 11
To single speed sun gear 9, kinetic energy is passed to the first motor 1, the first motor 1 and by single speed sun gear 9 by the first motor output shaft
Two motors 3 are by sent out power storage into vehicles energy accumulating device.
Embodiment of the present utility model is explained in detail above in association with accompanying drawing, but the utility model is not limited to be retouched
The embodiment stated.For a person skilled in the art, it is right in the case where not departing from the utility model principle and spirit
These embodiments carry out a variety of change, modification, replacement and modification, still fall within the scope of protection of the utility model.
Claims (8)
1. the compound double speed drive assembly in the high low regime of bi-motor, it is characterised in that including the first motor, single speed planet module,
Two motors, double speed planet module, multiple first brakes, multiple second brakes and multiple 3rd brakes；
First motor, single speed planet module, the second motor, double speed planet module are coaxially connected；The multiple first braking
Device is uniformly connected with single speed planet module, and first brake is used for the output for controlling single speed planet module；The multiple
Two brakes, multiple 3rd brakes are uniformly connected with double speed planet module respectively, and the second brake, the 3rd brake are used
In the output of control double speed planet module；The single speed planet module be used to controlling in assembly low regime driving, the driving of middling speed area,
The switching of high velocity driving；
By controlling the driving or power-off of the first motor, the second motor, and the first brake, second brake and the 3rd braking
The braking or release of device, the compound double speed drive assembly in the high low regime of bi-motor is set to realize low rate start, the driving of middle low regime, middling speed
Area's driving, high velocity driving, high velocity Brake energy recovery, middle low regime Brake energy recovery any of which mode of operation.
2. the compound double speed drive assembly in the high low regime of bi-motor according to claim 1, it is characterised in that first electricity
Machine, single speed planet module, the second motor, double speed planet module sequentially coaxially connect；The double speed planet module and output flange
Connection.
3. the compound double speed drive assembly in the high low regime of bi-motor according to claim 1, it is characterised in that first electricity
Machine, single speed planet module, double speed planet module, the second motor sequentially coaxially connect；Also include differential module, left output half
Axle, right output axle shaft；
The differential module includes first gear, second gear, differential mechanism, and the first gear is connected with double-planet module,
The second gear is fixedly connected with first gear external toothing, differential input shaft respectively；
The left output end of differential module is connected with left output axle shaft, the right output end of differential module and right output axle shaft
Connection.
4. the compound double speed drive assembly in the high low regime of bi-motor according to Claims 2 or 3, it is characterised in that the list
Fast planet module includes single speed sun gear, single speed planetary gear, single speed pivoted arm, single speed gear ring；
The single speed planetary gear is connected by planet wheel spindle with single speed pivoted arm, the single speed sun gear and single speed planetary gear external toothing
Connection, the single speed planetary gear are connected with single speed gear ring internal messing；The output shaft of first motor is connected with single speed sun gear；
The output shaft of second motor is fixedly connected with single speed pivoted arm.
5. the compound double speed drive assembly in the high low regime of bi-motor according to claim 4, it is characterised in that first system
Dynamic device includes brake apparatus, the first brake disc, the first brake axle, the first spragging gear, single speed gear ring connection gear；
First brake disc and the friction dish gap of brake apparatus are connected, and the both ends of first brake axle are respectively with the
One brake disc, the connection of the first spragging gear；
First spragging gear is connected with single speed gear ring connection gear external toothing；The single speed gear ring connection gear and single speed tooth
Circle is fixedly connected.
6. the compound double speed drive assembly in the high low regime of bi-motor according to Claims 2 or 3, it is characterised in that described double
Fast planet module include the first sun gear, the first planetary gear, the first gear ring, the first pivoted arm, the second sun gear, the second planetary gear,
Second pivoted arm, the second gear ring；
First planetary gear is connected with the first pivoted arm, and first sun gear is connected with the first planetary gear external toothing, and described
One planetary gear is connected with the first gear ring internal messing；
Second planetary gear is connected with the second pivoted arm, and second sun gear is connected with the second planetary gear external toothing, and described
Two planetary gears are connected with the second gear ring internal messing；
Second motor output shaft is fixedly connected with the first sun gear, the second sun gear respectively；First pivoted arm and second
Gear ring is fixedly connected；
Second pivoted arm is connected with output flange or with first gear.
7. the compound double speed drive assembly in the high low regime of bi-motor according to claim 6, it is characterised in that second system
Dynamic device includes the second brake apparatus, the second brake axle, the second brake disc, the second spragging gear；
External tooth is additionally provided with the outside of first gear ring, second spragging gear is connected with the external tooth external toothing of the first gear ring,
The both ends of second brake axle are connected with the second brake disc, the second spragging gear respectively；Second brake disc and the second system
The friction dish gap of dynamic device is connected.
8. the compound double speed drive assembly in the high low regime of bi-motor according to claim 7, it is characterised in that the 3rd system
Dynamic device includes the 3rd brake apparatus, the 3rd brake axle, the 3rd brake disc, the 3rd spragging gear；
External tooth is additionally provided with the outside of second gear ring, the 3rd spragging gear is connected with the external tooth external toothing of the second gear ring,
The both ends of 3rd brake axle are connected with the 3rd brake disc, the 3rd spragging gear respectively；3rd brake disc and the 3rd system
The friction dish gap of dynamic device is connected.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720906954.8U CN207120639U (en) | 2017-07-25 | 2017-07-25 | The compound double speed drive assembly in the high low regime of bi-motor |
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|---|---|---|---|
| CN201720906954.8U CN207120639U (en) | 2017-07-25 | 2017-07-25 | The compound double speed drive assembly in the high low regime of bi-motor |
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| CN207120639U true CN207120639U (en) | 2018-03-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107310366A (en) * | 2017-07-25 | 2017-11-03 | 广州市新域动力技术有限公司 | The high low regime of bi-motor is combined double speed drive assembly |
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2017
- 2017-07-25 CN CN201720906954.8U patent/CN207120639U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107310366A (en) * | 2017-07-25 | 2017-11-03 | 广州市新域动力技术有限公司 | The high low regime of bi-motor is combined double speed drive assembly |
| CN107310366B (en) * | 2017-07-25 | 2023-08-29 | 广州市新域动力技术有限公司 | Double-motor high-low speed area composite double-speed driving assembly |
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