CN109163058A - A kind of horizontal electric drive axle assembly system of bi-motor and shift control method - Google Patents
A kind of horizontal electric drive axle assembly system of bi-motor and shift control method Download PDFInfo
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- CN109163058A CN109163058A CN201811237938.XA CN201811237938A CN109163058A CN 109163058 A CN109163058 A CN 109163058A CN 201811237938 A CN201811237938 A CN 201811237938A CN 109163058 A CN109163058 A CN 109163058A
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- gear
- driving motor
- input shaft
- differential
- jackshaft
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 66
- 230000005540 biological transmission Effects 0.000 claims abstract description 59
- 230000005611 electricity Effects 0.000 claims abstract description 15
- 238000000926 separation method Methods 0.000 claims description 8
- 230000009467 reduction Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 11
- 230000008859 change Effects 0.000 description 4
- 230000009977 dual effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L7/00—Electrodynamic brake systems for vehicles in general
- B60L7/10—Dynamic electric regenerative braking
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/12—Differential gearings without gears having orbital motion
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/68—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for stepped gearings
- F16H61/684—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for stepped gearings without interruption of drive
- F16H61/688—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for stepped gearings without interruption of drive with two inputs, e.g. selection of one of two torque-flow paths by clutches
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/70—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for change-speed gearing in group arrangement, i.e. with separate change-speed gear trains arranged in series, e.g. range or overdrive-type gearing arrangements
- F16H61/702—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for change-speed gearing in group arrangement, i.e. with separate change-speed gear trains arranged in series, e.g. range or overdrive-type gearing arrangements using electric or electrohydraulic control means
Abstract
The invention discloses a kind of horizontal electricity of bi-motor to drive axle assembly system and shift control method.The system comprises: differential gear, differential mechanism, semiaxis I, semiaxis II, driving motor I, driving motor II, input shaft I, input shaft II, clutch collar I, clutch collar II, I gear of input shaft, II gear of input shaft, countershaft-gear I, jackshaft output gear, countershaft-gear II, jackshaft.The described method comprises the following steps: step 1 becomes bi-motor top gear from bi-motor bottom gear；Step 2 becomes bi-motor bottom gear from bi-motor top gear；Step 3, driving motor I works independently in bottom gear under reverse mode；The invention has the advantages that driving motor, gearbox, drive axle system altitude are integrated, the transmission parts of transmission shaft, universal joint are eliminated to constitute whole-control system, the advantages of being integrated with system altitude, reducing occupied space, and realize light-weighted purpose.
Description
Technical field
The invention belongs to the horizontal electricity in electric vehicle engineering field more particularly to a kind of bi-motor to drive axle assembly system and shift
Control method.
Background technique
Currently, market includes: that more gear transmission devices and tradition with clutch are driven using more pure electric drive system
Dynamic system, more gear transmission devices and drive system not with clutch；Two independent driving motors and consolidating with drive shaft
Surely transmission device is kept off；Driving motor and first stage decelerator transmission device.The conventional ADS driving system of more gear transmission devices and clutch adds
Speed is preferable, but dynamic interruption when shift；More gear transmission devices and drive system transmission efficiency not with clutch it is higher,
There is no power interruption；Driving motor and first stage decelerator transmission device are able to achieve variable speed, but acceleration, climbing capacity
The efficiency of difference, driving motor does not give full play to.On the other hand, automobile in the stage of giving it the gun, run at a low speed stage and high speed
Demand of the travel phase to power is different, if driven using single motor, motor is difficult to always work at high-efficiency operation area, thus
It is easy to cause the waste of electric energy.
The patent application of Publication No. CN108501765A provide the shift control method of electric car a kind of, device and
Vehicle, wherein method includes: detection speed；When speed is greater than preset vehicle speed, if bar switches to reversing by forward gear
Gear, then control vehicle and slided, wherein preset vehicle speed is greater than 0,000 ms/h；Until speed drops to preset vehicle speed time control
Shifting state processed is to the first intermediate state, to control vehicle output negative torque；When speed is zero, shifting state is controlled by first
Intermediate state is transferred to reverse gear shift state.
The patent application of Publication No. CN108501717A provides a kind of automobile gear shift control method and device, wherein side
Method includes: the gear switching command for monitoring automobile under driving condition；When the gear switching command is default to switch to from N gear
Gear, and the gear switching command is the first gear switching command obtained after the automobile powers on, or is receiving institute
Before stating gear switching command, when the automobile is in N gear and speed is kept to be more than the first setting duration less than pre-set velocity value,
Then whether monitoring gets brake pedal signal in the second setting duration；Brake pedal is got when setting in duration second
When signal, then gear is controlled by N gear and switches to the default gear, believe when brake pedal has not been obtained in the second setting duration
Number when remain N gear.
Current traditional engine+MT (manual transmission) power assembly system, engine+AT (automatic gear-box) are dynamic
Power assembly system can have the case where power interruption when switching gear and influence the driving experience of driver, and bi-motor system
System has a motor in gearbox-gear switching always and is in power output state to guarantee that power output is uninterrupted.
Current traditional motor+first stage decelerator power assembly system can not combine the power of pure electric vehicle passenger car
Property and economy, in the process of moving driving motor can not be in efficient operating point, especially in minimum or max. speed
And drive efficiency can be down to 60-70% hereinafter, assembly efficiency can be relatively low under low load condition.
Summary of the invention
The purpose of the present invention is to provide one kind, and the horizontal electricity of bi-motor of above-mentioned technical problem can be overcome to drive axle assembly system
System and shift control method.The present invention uses dual motors system and two motors is made to be held at efficient operation interval to improve
System effectiveness simultaneously reduces energy consumption.
System of the present invention includes: differential gear, differential mechanism, semiaxis I, semiaxis II, driving motor I, driving motor
II, input shaft I, input shaft II, clutch collar I, clutch collar II, I gear of input shaft, II gear of input shaft, countershaft-gear I, in
Between axis output gear, countershaft-gear II, jackshaft.
Gear set I is formed by I gear of input shaft, countershaft-gear I, is made of II gear of input shaft, countershaft-gear II
Gear set II forms train of reduction gears by differential gear, jackshaft output gear；Countershaft-gear I, countershaft-gear II,
Jackshaft output gear is fixedly connected on jackshaft；On input shaft I, differential gear is fixed to be connected I gear empty set of input shaft
It connects on differential casing；The clutch collar I be fixedly connected on input shaft I and I gear of input shaft and differential gear it
Between, it in conjunction with I gear of input shaft and differential gear or can separate, clutch collar II is fixedly connected on input shaft II and is inputting
Between II gear of axis and differential gear, in conjunction with II gear of input shaft and differential gear or it can separate.
The method of the invention provides three gears by the output of driving motor I and driving motor II for speed changer,
Speed changer can be realized the conversion of three gears, and three gears are respectively bi-motor bottom gear, speed gear, double electricity in bi-motor
Machine top gear.
The method of the invention the following steps are included:
Step 1 becomes bi-motor top gear from bi-motor bottom gear:
Step 1.1 is transitioned into driving motor I from bi-motor bottom gear and works independently in bottom gear: clutch collar I and input shaft
I gear combines, and is fixedly connected with I gear of input shaft with input shaft I, power path figure are as follows: the power exported by driving motor I,
It is defeated via the output shaft of driving motor I, input shaft I, clutch collar I, I gear of input shaft, countershaft-gear I, jackshaft, jackshaft
Gear, differential gear, differential mechanism, jack shaft out, are eventually transferred into wheel.
Step 1.2, working independently from driving motor I is transitioned into driving motor I and driving motor II work simultaneously in bottom gear
Make in bottom gear: adjusting the revolving speed of driving motor II, when the revolving speed of driving motor II is matched to the revolving speed and driving electricity of jackshaft
Machine I be transmitted to jackshaft revolving speed it is identical when, clutch collar II makes II gear of input shaft and input shaft in conjunction with II gear of input shaft
II is fixedly connected；The steering of driving motor I and driving motor II is on the contrary, the revolving speed for being matched to jackshaft is identical；Power transmission road
Line are as follows: by the output power of driving motor I, via the output shaft of driving motor I, input shaft I, clutch collar I, I gear of input shaft,
Countershaft-gear I, jackshaft, jackshaft output gear, differential gear, differential mechanism, jack shaft, are eventually transferred into wheel；
The power exported by driving motor II, output shaft, transmission input shaft II, clutch collar II, input shaft II through driving motor II
Gear, countershaft-gear II, jackshaft, jackshaft output gear, differential gear, differential mechanism, jack shaft, finally arrive transmitting
To wheel.
Step 1.3:, by working at the same time from driving motor I and driving motor II, to be transitioned into driving motor II in bottom gear single
Solely work in bottom gear: clutch collar I is separated with I gear of input shaft, power transmission route are as follows: is exported by driving motor II dynamic
Power, output shaft, input shaft II, clutch collar II, II gear of input shaft, countershaft-gear II, jackshaft through driving motor II, in
Between axis output gear, differential gear, differential mechanism, jack shaft, finally arrive and be transmitted to wheel.
Step 1.4:, working independently from driving motor II is transitioned into bi-motor middle apron in bottom gear: adjust driving motor I
Revolving speed, when the revolving speed of driving motor I is matched to the revolving speed of differential gear and driving motor II is transmitted to differential gear
When revolving speed is identical, in conjunction with differential gear, input shaft I is fixedly connected clutch collar I with differential gear, power transmission route
Are as follows: the power exported by driving motor I, output shaft, input shaft I, clutch collar I, differential gear, differential through driving motor I
Device, jack shaft, finally arrive and are transmitted to wheel；The power exported by driving motor II, output shaft, speed change through driving motor II
Case input shaft II, clutch collar II, II gear of input shaft, countershaft-gear II, jackshaft, jackshaft output gear, differential mechanism tooth
Wheel, differential mechanism, jack shaft, finally arrive and are transmitted to wheel.
Step 1.5 is transitioned into driving motor I from bi-motor middle apron and works independently in top gear: clutch collar II and input
The separation of II gear of axis, power transmission route are as follows: the power exported by driving motor I, output shaft, gearbox through driving motor I
Input shaft I, clutch collar I, differential gear, differential mechanism, jack shaft, finally arrive and are transmitted to wheel.
Step 1.6, working independently from driving motor I is transitioned into bi-motor top gear in top gear: adjusting driving motor II
Revolving speed, when the revolving speed of driving motor II is identical as I revolving speed of driving motor, when direction is identical, clutch collar II and differential gear
In conjunction with being fixedly connected with differential gear with input shaft II, power transmission route are as follows: the power that driving motor I exports, through driving
Output shaft, transmission input shaft I, clutch collar I, differential gear, the differential mechanism, jack shaft of motor I, finally arrive and are transmitted to vehicle
Wheel；The power exported by driving motor II, output shaft, transmission input shaft II, clutch collar II, differential mechanism through driving motor II
Gear, differential mechanism, jack shaft, finally arrive and are transmitted to wheel.
Step 2 becomes bi-motor bottom gear from bi-motor top gear:
Step 2.1 is transitioned into driving motor I from bi-motor top gear and works independently in top gear: clutch collar II and differential
The separation of device gear, power transmission route are as follows: the power exported by driving motor I, output shaft, gearbox through driving motor I are defeated
Enter axis I, clutch collar I, differential gear, differential mechanism, jack shaft, finally arrives and be transmitted to wheel.
Step 2.2, working independently from driving motor I is transitioned into bi-motor middle apron in top gear: adjusting driving motor II
12 revolving speed, when the revolving speed of driving motor II 12 is matched to the revolving speed of differential gear and driving motor I 1 is transmitted to differential mechanism tooth
When the revolving speed of wheel is identical, clutch collar II is fixedly connected with II gear of input shaft with input shaft II in conjunction with II gear of input shaft, drives
The revolving speed that dynamic motor I and driving motor II are matched to differential gear is identical, and direction is identical.Power transmission route are as follows: by driving
The power that motor I exports, output shaft, transmission input shaft I, clutch collar I, differential gear, differential mechanism through driving motor I,
Jack shaft finally arrives and is transmitted to wheel；The power exported by driving motor II, output shaft, gearbox through driving motor II
Input shaft II, clutch collar II, II gear of input shaft, countershaft-gear II, jackshaft, jackshaft output gear, differential gear,
Differential mechanism, jack shaft, finally arrive and are transmitted to wheel.
Step 2.3 is transitioned into driving motor II from bi-motor middle apron and works independently in bottom gear: clutch collar I and differential
The separation of device gear, power transmission route are as follows: the power exported by driving motor II, output shaft, gearbox through driving motor II
Input shaft II, clutch collar II, II gear of input shaft, countershaft-gear II, jackshaft, jackshaft output gear, differential gear,
Differential mechanism, jack shaft, finally arrive and are transmitted to wheel.
Step 2.4, working independently from driving motor II is transitioned into driving motor I and driving motor II work simultaneously in bottom gear
Make in bottom gear: adjustment I revolving speed of driving motor, when I revolving speed of driving motor is matched to the revolving speed and the biography of driving motor II of jackshaft
Be delivered to jackshaft revolving speed it is identical when, clutch collar I makes I gear of input shaft and input shaft I are fixed to connect in conjunction with I gear of input shaft
Connect, power path figure are as follows: by the output power of driving motor I 1, via the output shaft of driving motor I, input shaft I, clutch collar I,
I gear of input shaft, countershaft-gear I, jackshaft, jackshaft output gear, differential gear, differential mechanism, jack shaft, finally
It is transmitted to wheel；The power exported by driving motor II, output shaft, transmission input shaft II, clutch collar through driving motor II
II, II gear of input shaft, countershaft-gear II, jackshaft, jackshaft output gear, differential gear, differential mechanism, driving half
Axis finally arrives and is transmitted to wheel.
Step 3, the control under reverse mode are as follows: driving motor I works independently in bottom gear: clutch collar I and input shaft I
Gear combines, and I gear of input shaft is fixedly connected with input shaft；Power transmission line are as follows: the power exported by driving motor I, warp
By the output shaft of driving motor I, input shaft I, clutch collar I, I gear of input shaft, countershaft-gear I, jackshaft, jackshaft output
Gear, differential gear, differential mechanism, jack shaft, are eventually transferred into wheel.
When control for brake under various gears mode, the working condition of driving motor I and driving motor II is as follows:
When automobile bi-motor bottom gear mode activated when driving, step on brake pedal and braked, at this time power transmit
Route are as follows: the power of input successively passes through wheel, jack shaft, differential mechanism, differential gear, jackshaft output gear, centre
Axis, countershaft-gear I, input shaft I gear, clutch collar I, input shaft I finally drag driving motor I power generation, then all the way through vehicle
Wheel, jack shaft, differential mechanism, differential gear, jackshaft output gear, jackshaft, countershaft-gear II, II tooth of input shaft
Wheel, clutch collar II, input shaft II finally drag driving motor II and generate electricity；When battery capacity is full of, it is changed to mechanical braking.
When automobile bi-motor middle apron mode activated when driving, step on brake pedal and braked, at this time power transmit
Route are as follows: the power of input is successively through wheel, jack shaft, differential mechanism, differential gear, clutch collar I, input shaft I, most rear dragging
Dynamic driving motor I generates electricity, then all the way through wheel, jack shaft, differential mechanism, differential gear, jackshaft output gear, centre
Axis, countershaft-gear II, II gear of input shaft, clutch collar II, input shaft II finally drag driving motor II and generate electricity；Work as battery
When electricity is full of, it is changed to mechanical braking.
When automobile bi-motor top gear mode activated when driving, step on brake pedal and braked, at this time power transmit
Route are as follows: the power of input is successively through wheel, jack shaft, differential mechanism, differential gear, clutch collar I, input shaft I, most rear dragging
Dynamic driving motor I power generation, then all the way through wheel, jack shaft, differential mechanism, differential gear, clutch collar II, input shaft II,
Finally dragging driving motor II generates electricity；When battery capacity is full of, it is changed to mechanical braking.
The invention has the following advantages that
1, using dual input shaft system in parallel, power will not be interrupted when shift.
2, in the case where using dual input shaft in parallel, speed changer inner space connection and reasonable arrangement, structure is simple.
3, speed changer is provided with 3 gears, and energy rational allocation power output saves power, reaches energy-saving and environment-friendly effect.
4, using Dual-motors Driving, make no matter automobile is in accelerating mode, speed operation or high-speed working condition, pass through single electricity
The pattern switching of machine driving and Dual-motors Driving, makes motor always work at high-efficiency operation area, so as to avoid the waste of electric energy.
5, driving motor I forward and reverse can be rotated, and when reversing, hung a gear driving motor I and rotated backward realization reverse travel,
At this point, driving motor II can not work.
6, Brake energy recovery is carried out when braking, i.e. output end is former input terminal, i.e. motor；Input terminal is former output
End, the i.e. revolving speed of wheel, and motor becomes generating state from driving condition, and energy realizes braking from wheel to motor
Energy regenerating and the energy loss that can reduce battery, reduce battery cost, improve the continual mileage of electric vehicle.
7, driving motor and gearbox and rigid drive axle parallel arrangement, effectively reduce centre of gravity of vehicle.
8, driving motor, gearbox, drive axle system altitude are integrated, eliminates the transmission parts of transmission shaft, universal joint
To constitute whole-control system, have the advantages that system altitude is integrated, reduces occupied space, and realize light-weighted mesh
's.
Detailed description of the invention
Fig. 1 is the theory structure schematic diagram of system of the present invention；
Fig. 2 is that driving motor I of the invention works independently bottom gear status diagram；
Fig. 3 is bi-motor bottom gear status diagram of the invention；
Fig. 4 is that driving motor II of the invention works independently bottom gear status diagram；
Fig. 5 is speed gear status diagram in bi-motor of the invention；
Fig. 6 is that driving motor I of the invention works independently top gear status diagram；
Fig. 7 is bi-motor top gear status diagram of the invention；
Fig. 8 is reverse mode schematic diagram of the invention；
Fig. 9 is bi-motor bottom gear on-position schematic diagram of the invention；
Figure 10 is speed gear braking mode schematic diagram in bi-motor of the invention；
Figure 11 is bi-motor top gear on-position schematic diagram of the invention；
Shown in Fig. 1-Figure 11:
1- differential gear；2- differential mechanism；3- semiaxis I；4- semiaxis II；
5- driving motor I；6- driving motor II；7- input shaft I；8- input shaft II；
9- clutch collar I；10- clutch collar II；I gear of 11- input shaft；II gear of 12- input shaft；
13- countershaft-gear I；14- jackshaft output gear；15- countershaft-gear II；16- jackshaft.
Specific embodiment
Embodiments of the present invention are described in detail with reference to the accompanying drawing.As shown in Figure 1, system packet of the present invention
It includes: differential gear 1, differential mechanism 2, semiaxis I 3, semiaxis II 4, driving motor I 5, driving motor II 6, input shaft I7, input shaft
II 8, clutch collar I9, clutch collar II 10, input shaft I gear 11, II gear 12 of input shaft, countershaft-gear I13, jackshaft output
Gear 14, countershaft-gear II 15, jackshaft 16.
Gear set I is formed by input shaft I gear 11, countershaft-gear I 13, by II gear 12 of input shaft, countershaft-gear
II 15 composition gear sets II, form train of reduction gears by differential gear 1, jackshaft output gear 14；Countershaft-gear I 13,
Countershaft-gear II 15, jackshaft output gear 14 are fixedly connected on jackshaft 16；I gear of input shaft, 11 empty set is in input shaft
On I 7, differential gear 1 is fixedly connected on 2 shell of differential mechanism；The clutch collar I 9 be fixedly connected on input shaft I 7 and
Between I gear 11 of input shaft and differential gear 1, it can combine or separate with input shaft I gear 11 and differential gear 1, engage
II 10 are covered to be fixedly connected on input shaft II 8 and between II gear 12 of input shaft and differential gear 1, it can be with II tooth of input shaft
Wheel 12 and differential gear 1 combine or separation.
The method of the invention provides three gears by the output of driving motor I5 and driving motor II 6 for speed changer
Position, speed changer can be realized the conversion of three gears, three gears be respectively bi-motor bottom gear, speed gear in bi-motor,
Bi-motor top gear.
As shown in Figure 1-Figure 11, the method for the invention the following steps are included:
Step 1 becomes bi-motor top gear from bi-motor bottom gear:
Step 1.1 is transitioned into driving motor I5 from bi-motor bottom gear and works independently in bottom gear: clutch collar I9 and input
Axis I gear 11 combines, and is fixedly connected with input shaft I gear 11 with input shaft I7, power path figure are as follows: to be exported by driving motor I5
Power, via the output shaft of driving motor I5, input shaft I7, clutch collar I9, input shaft I gear 11, countershaft-gear I13,
Jackshaft 16, jackshaft output gear 14, differential gear 1, differential mechanism 2, jack shaft, are eventually transferred into wheel.
Step 1.2, working independently from driving motor I5 is transitioned into driving motor I5 and driving motor II 6 simultaneously in bottom gear
Work in bottom gear: adjusting the revolving speed of driving motor II 6, when the revolving speed of driving motor II 6 be matched to the revolving speed of jackshaft 16 with
Driving motor I5 be transmitted to jackshaft 16 revolving speed it is identical when, clutch collar II 10 is combined with II gear 12 of input shaft, makes input shaft
II gear 12 is fixedly connected with input shaft II 8；The steering of driving motor I5 and driving motor II 6 is on the contrary, be matched to jackshaft 16
Revolving speed it is identical；Power transmission route are as follows: by the output power of driving motor I5, via the output shaft of driving motor I5, input
Axis I7, clutch collar I9, input shaft I gear 11, countershaft-gear I13, jackshaft 16, jackshaft output gear 14, differential mechanism tooth
1, differential mechanism 2, jack shaft are taken turns, wheel is eventually transferred into；The power exported by driving motor II 6, through the defeated of driving motor II 6
Shaft, transmission input shaft II 8, clutch collar II 10, II gear 12 of input shaft, countershaft-gear II 15, jackshaft 16, jackshaft
Output gear 14, differential gear 1, differential mechanism 2, jack shaft, finally arrive and are transmitted to wheel.
Step 1.3:, by working at the same time from driving motor I 5 and driving motor II 6 be transitioned into driving motor II 6 in bottom gear
Work independently in bottom gear: clutch collar I 9 is separated with I gear 11 of input shaft, power transmission route are as follows: is exported by driving motor II 6
Power, output shaft, input shaft II 8, clutch collar II 10, II gear 12 of input shaft, countershaft-gear II through driving motor II 6
15, jackshaft 16, jackshaft output gear 14, differential gear 1, differential mechanism 2, jack shaft, finally arrive and are transmitted to wheel.
Step 1.4:, working independently from driving motor II 6 is transitioned into bi-motor middle apron in bottom gear: adjust driving motor
I 5 revolving speed, when the revolving speed of driving motor I 5 is matched to the revolving speed of differential gear 1 and driving motor II 6 is transmitted to differential mechanism tooth
When the revolving speed of wheel 1 is identical, clutch collar I 9 is combined with differential gear 1, and input shaft I 7 is fixedly connected with differential gear 1, power
Transmission route are as follows: the power exported by driving motor I 5, output shaft, input shaft I 7, clutch collar I 9, differential through driving motor I 5
Device gear 1, differential mechanism 2, jack shaft, finally arrive and are transmitted to wheel；The power exported by driving motor II 6, through driving motor
II 6 output shaft, transmission input shaft II 8, clutch collar II 10, II gear 12 of input shaft, countershaft-gear II 15, jackshaft
16, jackshaft output gear 14, differential gear 1, differential mechanism 2, jack shaft, finally arrive and are transmitted to wheel.
Step 1.5 is transitioned into driving motor I 5 from bi-motor middle apron and works independently in top gear: clutch collar II 10 with it is defeated
Enter the separation of II gear 12 of axis, power transmission route are as follows: the power exported by driving motor I 5, output shaft through driving motor I 5,
Transmission input shaft I 7, clutch collar I 9, differential gear 1, differential mechanism 2, jack shaft, finally arrive and are transmitted to wheel.
Step 1.6, working independently from driving motor I 5 is transitioned into bi-motor top gear in top gear: adjusting driving motor II
6 revolving speed, when the revolving speed of driving motor II 6 is identical as I 5 revolving speed of driving motor, when direction is identical, clutch collar II 10 and differential mechanism
Gear 1 combines, and is fixedly connected with differential gear 1 with input shaft II 8, power transmission route are as follows: driving motor I 5 exports dynamic
Power, output shaft, transmission input shaft I 7, clutch collar I 9, differential gear 1, differential mechanism 2, jack shaft through driving motor I 5,
It finally arrives and is transmitted to wheel；The power exported by driving motor II 6, output shaft, transmission input shaft II through driving motor II 6
8, clutch collar II 10, differential gear 1, differential mechanism 2, jack shaft, finally arrive and are transmitted to wheel.
Step 2 becomes bi-motor bottom gear from bi-motor top gear:
Step 2.1 is transitioned into driving motor I 5 from bi-motor top gear and works independently in top gear: clutch collar II 10 and poor
Fast device gear 1 separates, power transmission route are as follows: the power exported by driving motor I 5, output shaft, speed change through driving motor I 5
Case input shaft I 7, clutch collar I 9, differential gear 1, differential mechanism 2, jack shaft, finally arrive and are transmitted to wheel.
Step 2.2, working independently from driving motor I 5 is transitioned into bi-motor middle apron in top gear: adjusting driving motor II
612 revolving speed, when the revolving speed of driving motor II 612 is matched to the revolving speed of differential gear 1 and driving motor I 51 is transmitted to differential
When the revolving speed of device gear 1 is identical, clutch collar II 10 is combined with II gear 12 of input shaft, makes II gear 12 of input shaft and input shaft II
8 are fixedly connected, and driving motor I 5 is identical with the revolving speed that driving motor II 6 is matched to differential gear 1, and direction is identical.Power passes
Defeated route are as follows: the power exported by driving motor I 5, output shaft, transmission input shaft I 7, clutch collar I 9 through driving motor I 5,
Differential gear 1, differential mechanism 2, jack shaft, finally arrive and are transmitted to wheel；The power exported by driving motor II 6, through driving
The output shaft of motor II 6, transmission input shaft II 8, clutch collar II 10, II gear 12 of input shaft, countershaft-gear II 15, centre
Axis 16, jackshaft output gear 14, differential gear 1, differential mechanism 2, jack shaft, finally arrive and are transmitted to wheel.
Step 2.3 is transitioned into driving motor II 6 from bi-motor middle apron and works independently in bottom gear: clutch collar I 9 and poor
Fast device gear 1 separates, power transmission route are as follows: the power exported by driving motor II 6, output shaft, change through driving motor II 6
Fast case input shaft II 8, clutch collar II 10, II gear 12 of input shaft, countershaft-gear II 15, jackshaft 16, jackshaft output gear
14, differential gear 1, differential mechanism 2, jack shaft are taken turns, finally arrives and is transmitted to wheel.
Step 2.4, working independently from driving motor II 6 is transitioned into driving motor I 5 and driving motor II 6 together in bottom gear
When work in bottom gear: adjustment I 5 revolving speed of driving motor, when I 5 revolving speed of driving motor is matched to revolving speed and the driving of jackshaft 16
Motor II 6 be transmitted to jackshaft 16 revolving speed it is identical when, clutch collar I 9 is combined with I gear 11 of input shaft, makes I gear 11 of input shaft
It is fixedly connected with input shaft I 7, power path figure are as follows: by the output power of driving motor I 51, via the output of driving motor I 5
It is axis, input shaft I 7, clutch collar I 9, I gear 11 of input shaft, countershaft-gear I 13, jackshaft 16, jackshaft output gear 14, poor
Fast device gear 1, differential mechanism 2, jack shaft, are eventually transferred into wheel；The power exported by driving motor II 6, through driving motor
II 6 output shaft, transmission input shaft II 8, clutch collar II 10, II gear 12 of input shaft, countershaft-gear II 15, jackshaft
16, jackshaft output gear 14, differential gear 1, differential mechanism 2, jack shaft, finally arrive and are transmitted to wheel.
Step 3, the control under reverse mode are as follows: driving motor I 5 works independently in bottom gear: clutch collar I 9 and input
I gear 11 of axis combines, and I gear 11 of input shaft is fixedly connected with input shaft；Power transmission line are as follows: exported by driving motor I 5
Power, via the output shaft of driving motor I 5, input shaft I 7, clutch collar I 9, I gear 11 of input shaft, countershaft-gear I 13, in
Between axis 16, jackshaft output gear 14, differential gear 1, differential mechanism 2, jack shaft, be eventually transferred into wheel.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
In range disclosed by the invention, the change or replacement that can be readily occurred in should all be contained those familiar with the art
Lid is within the scope of the invention as claimed.
Claims (6)
1. a kind of horizontal electricity of bi-motor drives axle assembly system characterized by comprising differential gear, differential mechanism, semiaxis I, half
Axis II, driving motor I, driving motor II, input shaft I, input shaft II, clutch collar I, clutch collar II, I gear of input shaft, input
II gear of axis, countershaft-gear I, jackshaft output gear, countershaft-gear II, jackshaft；Countershaft-gear I, jackshaft tooth
Wheel II, jackshaft output gear are fixedly connected on jackshaft；For I gear empty set of input shaft on input shaft I, differential gear is solid
Surely it is connected on differential casing；The clutch collar I is fixedly connected on input shaft I and in I gear of input shaft and differential mechanism tooth
Between wheel, in conjunction with I gear of input shaft and differential gear or can separate, clutch collar II be fixedly connected on input shaft II and
Between II gear of input shaft and differential gear, in conjunction with II gear of input shaft and differential gear or it can separate.
2. the horizontal electricity of a kind of bi-motor according to claim 1 drives axle assembly system, which is characterized in that by the input shaft
I gear, countershaft-gear I form gear set I, gear set II are formed by II gear of input shaft, countershaft-gear II, by differential mechanism
Gear, jackshaft output gear form train of reduction gears.
3. the shift control method that a kind of horizontal electricity of bi-motor as described in claim 1 drives axle assembly system, which is characterized in that
The following steps are included:
Step 1 becomes bi-motor top gear from bi-motor bottom gear；
Step 2 becomes bi-motor bottom gear from bi-motor top gear；
Step 3, the control under reverse mode are as follows: driving motor I works independently in bottom gear: clutch collar I and input shaft I gear
In conjunction with input shaft I gear is fixedly connected with input shaft.
4. shift control method according to claim 3, which is characterized in that the step 1 the following steps are included:
Step 1.1 is transitioned into driving motor I from bi-motor bottom gear and works independently in bottom gear: clutch collar I and input shaft I tooth
Wheel combines, and is fixedly connected with input shaft I gear with input shaft I, power path figure are as follows: the power exported by driving motor I, via
Output shaft, input shaft I, clutch collar I, input shaft I gear, countershaft-gear I, the jackshaft, jackshaft output gear of driving motor I
Wheel, differential gear, differential mechanism, jack shaft, are eventually transferred into wheel；
Step 1.2, from driving motor I work independently in bottom gear be transitioned into driving motor I and driving motor II work at the same time in
Bottom gear: adjusting the revolving speed of driving motor II, when the revolving speed of driving motor II is matched to the revolving speed and driving motor I biography of jackshaft
Be delivered to jackshaft revolving speed it is identical when, clutch collar II keeps II gear of input shaft and input shaft II solid in conjunction with II gear of input shaft
Fixed connection；The steering of driving motor I and driving motor II is on the contrary, the revolving speed for being matched to jackshaft is identical；Power transmission route are as follows:
By the output power of driving motor I, via the output shaft of driving motor I, input shaft I, clutch collar I, input shaft I gear, centre
Shaft gear I, jackshaft, jackshaft output gear, differential gear, differential mechanism, jack shaft, are eventually transferred into wheel；By driving
The power that dynamic motor II exports, output shaft, transmission input shaft II, clutch collar II, II gear of input shaft through driving motor II,
Countershaft-gear II, jackshaft, jackshaft output gear, differential gear, differential mechanism, jack shaft, finally arrive and are transmitted to vehicle
Wheel；
Step 1.3 is transitioned into driving motor II in bottom gear and is worked independently by working at the same time from driving motor I and driving motor II
In bottom gear: clutch collar I is separated with input shaft I gear, power transmission route are as follows: the power exported by driving motor II, through driving
Output shaft, input shaft II, clutch collar II, II gear of input shaft, countershaft-gear II, jackshaft, the jackshaft of dynamic motor II are defeated
Gear, differential gear, differential mechanism, jack shaft out, finally arrive and are transmitted to wheel；
Step 1.4, working independently from driving motor II is transitioned into bi-motor middle apron in bottom gear: adjusting turning for driving motor I
Speed, when the revolving speed of driving motor I is matched to the revolving speed of differential gear and driving motor II is transmitted to the revolving speed of differential gear
When identical, in conjunction with differential gear, input shaft I is fixedly connected clutch collar I with differential gear, power transmission route are as follows: by
The power of driving motor I output, output shaft, input shaft I, clutch collar I, differential gear, differential mechanism, drive through driving motor I
Dynamic semiaxis, finally arrives and is transmitted to wheel；The power exported by driving motor II, output shaft, gearbox through driving motor II are defeated
Enter axis II, clutch collar II, II gear of input shaft, countershaft-gear II, jackshaft, jackshaft output gear, differential gear, difference
Fast device, jack shaft, finally arrive and are transmitted to wheel；
Step 1.5 is transitioned into driving motor I from bi-motor middle apron and works independently in top gear: clutch collar II and input shaft II
Gear separation, power transmission route are as follows: the power exported by driving motor I, output shaft, gearbox input through driving motor I
Axis I, clutch collar I, differential gear, differential mechanism, jack shaft, finally arrive and are transmitted to wheel；
Step 1.6, working independently from driving motor I is transitioned into bi-motor top gear in top gear: adjusting turning for driving motor II
Speed, when the revolving speed of driving motor II is identical as I revolving speed of driving motor, when direction is identical, clutch collar II in conjunction with differential gear,
It is fixedly connected with differential gear with input shaft II, power transmission route are as follows: the power that driving motor I exports, through driving motor I
Output shaft, transmission input shaft I, clutch collar I, differential gear, differential mechanism, jack shaft, finally arrive and be transmitted to wheel；By
The power that driving motor II exports, output shaft, transmission input shaft II, clutch collar II, differential gear through driving motor II,
Differential mechanism, jack shaft, finally arrive and are transmitted to wheel.
5. shift control method according to claim 3, which is characterized in that the step 2 the following steps are included:
Step 2.1 is transitioned into driving motor I from bi-motor top gear and works independently in top gear: clutch collar II and differential mechanism tooth
Wheel separation, power transmission route are as follows: the power exported by driving motor I, output shaft, transmission input shaft through driving motor I
I, clutch collar I, differential gear, differential mechanism, jack shaft, finally arrive and are transmitted to wheel；
Step 2.2, working independently from driving motor I is transitioned into bi-motor middle apron in top gear: adjusting driving motor II 12
Revolving speed, when the revolving speed of driving motor II 12 is matched to the revolving speed of differential gear and driving motor I 1 is transmitted to differential gear
When revolving speed is identical, clutch collar II is fixedly connected with II gear of input shaft with input shaft II in conjunction with II gear of input shaft, driving electricity
Machine I is identical with the revolving speed that driving motor II is matched to differential gear, and direction is identical；Power transmission route are as follows: by driving motor I
The power of output, output shaft, transmission input shaft I, clutch collar I, differential gear, differential mechanism, driving half through driving motor I
Axis finally arrives and is transmitted to wheel；The power exported by driving motor II, output shaft, transmission input shaft through driving motor II
II, clutch collar II, II gear of input shaft, countershaft-gear II, jackshaft, jackshaft output gear, differential gear, differential
Device, jack shaft, finally arrive and are transmitted to wheel；
Step 2.3 is transitioned into driving motor II from bi-motor middle apron and works independently in bottom gear: clutch collar I and differential mechanism tooth
Wheel separation, power transmission route are as follows: the power exported by driving motor II, output shaft, gearbox input through driving motor II
Axis II, clutch collar II, II gear of input shaft, countershaft-gear II, jackshaft, jackshaft output gear, differential gear, differential
Device, jack shaft, finally arrive and are transmitted to wheel；
Step 2.4, from driving motor II work independently in bottom gear be transitioned into driving motor I and driving motor II work at the same time in
Bottom gear: adjustment I revolving speed of driving motor, when I revolving speed of driving motor is matched to the revolving speed of jackshaft and driving motor II is transmitted to
When the revolving speed of jackshaft is identical, clutch collar I is fixedly connected with I gear of input shaft with input shaft I in conjunction with I gear of input shaft, moves
Power route map are as follows: by the output power of driving motor I 1, via the output shaft of driving motor I, input shaft I, clutch collar I, input
I gear of axis, countershaft-gear I, jackshaft, jackshaft output gear, differential gear, differential mechanism, jack shaft, are finally transmitted
To wheel；The power exported by driving motor II, it is output shaft, transmission input shaft II, clutch collar II through driving motor II, defeated
Enter II gear of axis, countershaft-gear II, jackshaft, jackshaft output gear, differential gear, differential mechanism, jack shaft, finally
To being transmitted to wheel.
6. shift control method according to claim 3, which is characterized in that in the step 3, power transmission line are as follows:
The power exported by driving motor I, via the output shaft of driving motor I, input shaft I, clutch collar I, I gear of input shaft, centre
Shaft gear I, jackshaft, jackshaft output gear, differential gear, differential mechanism, jack shaft, are eventually transferred into wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811237938.XA CN109163058A (en) | 2018-10-23 | 2018-10-23 | A kind of horizontal electric drive axle assembly system of bi-motor and shift control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811237938.XA CN109163058A (en) | 2018-10-23 | 2018-10-23 | A kind of horizontal electric drive axle assembly system of bi-motor and shift control method |
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| Publication Number | Publication Date |
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| CN109163058A true CN109163058A (en) | 2019-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811237938.XA Pending CN109163058A (en) | 2018-10-23 | 2018-10-23 | A kind of horizontal electric drive axle assembly system of bi-motor and shift control method |
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| CN (1) | CN109163058A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114734813A (en) * | 2022-04-25 | 2022-07-12 | 特百佳动力科技有限公司 | Coaxial electric drive bridge and automobile |
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| CN209041466U (en) * | 2018-10-23 | 2019-06-28 | 南京越博动力系统股份有限公司 | A kind of horizontal electricity drive axle assembly system of bi-motor |
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| JPH0542842A (en) * | 1991-08-14 | 1993-02-23 | Nissan Motor Co Ltd | Transfer unit of four-wheel drive vehicle |
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