CN107839459A - Transmission system and electric automobile for electric automobile - Google Patents
Transmission system and electric automobile for electric automobile Download PDFInfo
- Publication number
- CN107839459A CN107839459A CN201711062713.0A CN201711062713A CN107839459A CN 107839459 A CN107839459 A CN 107839459A CN 201711062713 A CN201711062713 A CN 201711062713A CN 107839459 A CN107839459 A CN 107839459A
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- China
- Prior art keywords
- motor
- clutch
- gear
- battery pack
- sliding sleeve
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/02—Arrangement or mounting of electrical propulsion units comprising more than one electric motor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/02—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of clutch
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing
- B60K17/08—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing of mechanical type
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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
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/32—Control or regulation of multiple-unit electrically-propelled vehicles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/84—Data processing systems or methods, management, administration
Abstract
The invention discloses a kind of transmission system and electric automobile for electric automobile, belong to structural partsof automobiles technical field.Wherein transmission system includes：First motor (1), clutch-pedal support (2), first clutch (3), second clutch (4), intermeshing a gear driving gear (81) and a gear driven gear (82), intermeshing two gear driving gear (51) and two gear driven gears (52), gearshift synchronizer (7), intermeshing three gear driving gears (61) and three gear driven gears (62), second motor (9), intermeshing master subtracts driving gear (111) and master subtracts driven gear (112), and battery pack (13), the main driven gear (112) that subtracts is used to be connected with wheel (X).The transmission system than between can switch over according to running conditions of vehicle in multiple-working mode and a variety of speed, realize distributing rationally for energy, reduce noise, lift power performance and economy.
Description
Technical field
The present invention relates to structural partsof automobiles technical field, more particularly to a kind of transmission system and electricity for electric automobile
Electrical automobile.
Background technology
With the development of science and technology, automobile turns into indispensable part in people's daily life.Traditional automobile relies on
Chemical energy caused by fossil fuel (such as gasoline, diesel oil etc.) burning is converted into mechanical energy and provides power for automobile to drive by engine
Electrical automobile travels.But combustion of fossil fuel can produce tail gas, and environment is polluted.With people's energy conservation and environmental awareness
Improve, arisen at the historic moment using electric energy as the electric automobile in energy source.
The transmission system of existing electric automobile includes the reducing gear that a motor and gearratio are fixed.Motor is by electric energy
Mechanical energy is converted into, mechanical energy is passed to by wheel by reducing gear, so as to drive vehicle to travel.
During the present invention is realized, the inventors discovered that problems with the prior art at least be present：
The transmission system of existing electric automobile only has single fast ratio, speed compared with it is high when motor speed is big, noise is big,
And max. speed is often limited to the maximum speed of motor.
The content of the invention
In order to solve above-mentioned technical problem, the embodiment of the present invention provide it is a kind of have plurality of operating modes, can be achieved it is more
Transmission system and electric automobile for electric automobile of the individual speed than switching.
Specifically, including following technical scheme：
On the one hand, the embodiments of the invention provide a kind of transmission system for electric automobile, including：
First motor,
The clutch-pedal support being connected with first motor,
Second motor,
The first power transmission shaft being connected with second motor,
First clutch, second clutch, two gear driving gear, the three gear driving tooths being sleeved on first power transmission shaft
Wheel, gearshift synchronizer and a gear driving gear,
The two gear driven gears engaged with the two gear driving gear,
The three gear driven gears engaged with described three gear driving gears,
The gear driven gear engaged with described one gear driving gear,
Subtract master with the master of described two gear driven gears, the three gear driven gear and the gear driven gear drive connection
Moving gear,
The master for subtracting driving gear engagement with the master and being used to be connected with wheel drive subtracts driven gear,
And the battery pack electrically connected with first motor and second motor；
The first clutch and the second clutch are fixedly connected with the clutch-pedal support, and described first from
Clutch is also connected with first transmission shaft driven, and the second clutch is also connected with the two gear driving gear；
The gearshift synchronizer is connected with first transmission shaft driven；
The two gear driving gear and the gearratio, the three gear driving gear and described three gears of described two gear driven gears
The gearratio of driven gear and a gear driving gear are different from the gearratio of described one gear driven gear.
First motor and second motor are in parallel with the battery pack.
Further, the clutch-pedal support is connected by second driving shaft and first motor, or described
Clutch-pedal support is connected by gear and first motor, or the clutch-pedal support is integrated in first motor
Internal rotor；
Second motor passes through intermeshing active travelling gear and slave drive gear and first power transmission shaft
Drive connection, or second motor are connected by way of spline connection with the first transmission shaft driven.
Further, the transmission system also includes：The electric machine control system electrically connected with the battery pack；
First motor and second motor electrically connect with the electric machine control system.
Further, the mode of operation of the transmission system includes：First electric model；In first electric model,
Second motor is in running order, and first motor does not work, the first clutch and described second
Clutch separation, the battery pack are in discharge condition, and the sliding sleeve of the gearshift synchronizer engages with described one gear driving gear；
Or second motor is in running order, first motor does not work, the first clutch and described
Second clutch engages, and the battery pack is in discharge condition, and the sliding sleeve of the gearshift synchronizer is in an intermediate position；
Or second motor is in running order, first motor does not work, the first clutch and described
Second clutch separates, and the battery pack is in discharge condition, the sliding sleeve of the gearshift synchronizer and described three gear driving gears
Engagement.
Further, the mode of operation of the transmission system includes：Second electric model；In second electric model,
First motor is in running order, and second motor does not work, first clutch engagement, and described the
Two clutch separations, the battery pack are in discharge condition, and the sliding sleeve of the gearshift synchronizer is nibbled with described one gear driving gear
Close；
Or first motor is in running order, second motor does not work, the first clutch separation,
The second clutch engagement, the battery pack are in discharge condition, and the sliding sleeve of the gearshift synchronizer is in an intermediate position, or
Person carries out gear handover operation, realizes shift process power failure-free；
Or first motor is in running order, second motor does not work, the first clutch engagement,
The second clutch separation, the battery pack are in discharge condition, the sliding sleeve of the gearshift synchronizer and described three gear actives
Gear engages.
Further, the mode of operation of the transmission system includes：3rd electric model；In 3rd electric model,
First motor and second motor are in working condition, and the first clutch engages, and described second
Clutch separation, the battery pack are in discharge condition, and the sliding sleeve of the gearshift synchronizer engages with described one gear driving gear；
Or first motor and second motor are in working condition, the first clutch and described
Two clutches engage, and the battery pack is in discharge condition, and the sliding sleeve of the gearshift synchronizer is in an intermediate position；
Or first motor and second motor are in working condition, the first clutch engagement is described
Second clutch separates, and the battery pack is in discharge condition, the sliding sleeve of the gearshift synchronizer and described three gear driving gears
Engagement；
Or first motor and second motor are in working condition, the first clutch separation is described
Second clutch engages, and the battery pack is in discharge condition, the sliding sleeve of the gearshift synchronizer and described one gear driving gear
Engagement；
Or first motor and second motor are in working condition, the first clutch separation is described
Second clutch engages, and the battery pack is in discharge condition, the sliding sleeve of the gearshift synchronizer and described three gear driving gears
Engagement.
Further, the mode of operation of the transmission system includes：First energy recuperation mode；First energy regenerating
In pattern,
Second motor is in generating state, and first motor does not work, the first clutch and described second
Clutch separation, the sliding sleeve of the gearshift synchronizer engage with described one gear driving gear, and the battery pack is in charged state；
Or second motor is in generating state, first motor does not work, the first clutch and described
Second clutch engages, and the sliding sleeve of the gearshift synchronizer is in an intermediate position, and the battery pack is in charged state；
Or second motor is in generating state, first motor does not work, the first clutch and described
Second clutch separates, and the sliding sleeve of the gearshift synchronizer engages with described three gear driving gears, and the battery pack is in charging
State.
Further, the mode of operation of the transmission system includes：Second energy recuperation mode；Second energy regenerating
In pattern,
First motor is in generating state, and second motor does not work, first clutch engagement, and described the
Two clutch separations, the sliding sleeve of the gearshift synchronizer engage with described one gear driving gear, and the battery pack is in charging shape
State；
Or first motor is in generating state, second motor does not work, the first clutch separation,
The second clutch engagement, the sliding sleeve of the gearshift synchronizer is in an intermediate position, and the battery pack is in charged state；
Or first motor is in generating state, second motor does not work, the first clutch engagement,
The second clutch separation, the sliding sleeve of the gearshift synchronizer are engaged with described three gear driving gears, and the battery pack is in
Charged state.
Further, the mode of operation of the transmission system includes：3rd energy recuperation mode；3rd energy regenerating
In pattern,
First motor and second motor are in generating state, and the first clutch engages, and described second
Clutch separation, the sliding sleeve of the gearshift synchronizer engage with described one gear driving gear, and the battery pack is in charged state；
Or first motor and second motor are in generating state, the first clutch and described
Two clutches engage, and the sliding sleeve of the gearshift synchronizer is in an intermediate position, and the battery pack is in charged state；
Or first motor and second motor are in generating state, the first clutch engagement is described
Second clutch separates, and the sliding sleeve of the gearshift synchronizer engages with described three gear driving gears, and the battery pack is in charging
State；
Or first motor and second motor are in generating state, the first clutch separation is described
Second clutch engages, and the sliding sleeve of the gearshift synchronizer engages with described one gear driving gear, and the battery pack is in charging
State；
Or first motor and second motor are in generating state, the first clutch separation is described
Second clutch engages, and the sliding sleeve of the gearshift synchronizer engages with described three gear driving gears, and the battery pack is in charging
State.
On the other hand, the embodiments of the invention provide a kind of electric automobile, the electric automobile to include above-mentioned transmission system,
Master in the transmission system subtracts driven gear and the wheel drive of electric automobile connects.
The beneficial effect of technical scheme provided in an embodiment of the present invention：
The embodiments of the invention provide a kind of transmission system for electric automobile of bi-motor multiple gear ratios.The transmission system
In be provided with two motors, and be provided with first clutch, second clutch, and gearshift synchronizer.Pass through the electricity of control first
The working condition of machine and the second motor, the engagement or separation of first clutch, the engagement or separation of second clutch, and
Shift gears the state of synchronizer, it is possible to achieve the first electric model that the second motor is operated alone, the first motor be operated alone the
3rd electric model of two electric models and Dual-motors Driving, and divide again in the first electric model and the second electric model
Not Bao Kuo 3 kinds of fast ratios, include 5 kinds of fast ratios in the 3rd electric model, and when the second motor carries out gear switching, the first electricity
Machine can be in the continuous driving of two blockings, and after the second motor completes gear switching recovery power, the first motor passes through point of clutch
It can also be again switched on corresponding gear from combination, avoid the power interruption in gear handoff procedure, support vehicles driving
The continuity of power and the comfortableness of shift process.Meanwhile also include energy corresponding with each drive pattern in the transmission system
Take-back model.
Transmission system provided in an embodiment of the present invention can change gear ratio according to running conditions of vehicle, realize that the optimization of energy is matched somebody with somebody
Put, reduce noise, power performance of deducting a percentage and economy.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly described
Fig. 1 is the structural representation of the transmission system provided in an embodiment of the present invention for electric automobile；
Fig. 2-1 is that the second motor one keeps off driving power transmission schematic diagram in the first electric model；
Fig. 2-2 is that the second motor two keeps off driving power transmission schematic diagram in the first electric model；
Fig. 2-3 is that the second motor three keeps off driving power transmission schematic diagram in the first electric model；
Fig. 3-1 is that the first motor one keeps off driving power transmission schematic diagram in the second electric model；
Fig. 3-2 is that the first motor two keeps off driving power transmission schematic diagram in the second electric model；
Fig. 3-3 is that the first motor three keeps off driving power transmission schematic diagram in the second electric model；
Fig. 4-1 is that bi-motor one keeps off driving power transmission schematic diagram in the 3rd electric model；
Fig. 4-2 is that bi-motor two keeps off driving power transmission schematic diagram in the 3rd electric model；
Fig. 4-3 is that bi-motor three keeps off driving power transmission schematic diagram in the 3rd electric model；
Fig. 4-4 is that the first motor two gear keeps off driving power transmission schematic diagram with the second motor one in the 3rd electric model；
Fig. 4-5 is that the first motor two gear keeps off driving power transmission schematic diagram with the second motor three in the 3rd electric model；
Fig. 5 is that the power of the first energy recuperation mode transmits schematic diagram；
Fig. 6 is that the power of the second energy recuperation mode transmits schematic diagram；
Fig. 7 is that the power of the 3rd energy recuperation mode transmits schematic diagram；
Solid arrow in figure represents mechanical energy bang path, and dotted arrow represents electric energy bang path.
Reference represents respectively in figure：
The motors of 1- first；
2- clutch-pedal supports；
3- first clutches；
4- second clutches；
51- two gear driving gears；
52- bis- keeps off driven gear；
61- tri- keeps off driving gear；
62- tri- keeps off driven gear；
7- gearshift synchronizers；
81- mono- keeps off driving gear；
82- mono- keeps off driven gear；
The motors of 9- second；
101- active travelling gears；
102- slave drive gears；
111- master subtracts driving gear；
112- master subtracts driven gear；
12- electric machine control systems；
13- battery packs；
X- wheels；
The power transmission shafts of Y1- first；
Y2- second driving shafts；
The power transmission shafts of Y3- the 3rd.
Embodiment
To make technical scheme and advantage clearer, embodiment of the present invention is made below in conjunction with accompanying drawing into
One step it is described in detail.Unless otherwise defined, all technical terms used in the embodiment of the present invention are respectively provided with and art technology
The identical implication that personnel are generally understood that.
On the one hand, the embodiments of the invention provide a kind of transmission system for electric automobile, referring to Fig. 1, the power train
System includes：
First motor 1,
The clutch-pedal support 2 being connected with the first motor 1,
Second motor 9,
The first power transmission shaft Y1 being connected with the second motor 9,
It is sleeved on first clutch 3 on the first power transmission shaft Y1, second clutch 4, the gear of two gear driving gear 51, three actively
Gear 61, gearshift synchronizer 7 and one keep off driving gear 81,
The two gear driven gears 52 engaged with two gear driving gear 51,
The three gear driven gears 62 engaged with three gear driving gears 61,
The gear driven gear 82 engaged with a gear driving gear 81,
The master that the gear drive connection of driven gear 82 of driven gear 62 and one is kept off with two gear driven gears 52, three subtracts driving gear
111,
Engaged and with the main driving gear 111 that subtracts for subtracting driven gear 112 with the master of wheel X drive connections,
And the battery pack 13 electrically connected with the first motor 1 and the second motor 9.
First clutch 3 and second clutch 4 are fixedly connected with clutch-pedal support 2, and first clutch 3 is also with first
Power transmission shaft Y1 is connected, and second clutch 4 is also connected with two gear driving gear 51；
The power transmission shaft Y1 of synchronizer 7 and first that shifts gears is connected；
Two gear driving gear 51 and two keeps off the gearratio of driven gear 52, three gear driving gears 61 and three keep off driven gear 62
Gearratio and one gear driving gear 81 with one keep off driven gear 82 gearratio it is different.
First motor 1 and the second motor 9 are in parallel with battery pack 13.
In transmission system provided in an embodiment of the present invention, the first motor 1 and the second motor 9 can turn the electric energy of battery pack 13
Mechanical energy is turned to, mechanical energy can be also converted into electric energy and charged for battery pack 13.
It should be noted that in the embodiment of the present invention, if do not further illustrated, for only " being set with " in the first transmission
For part (second clutch 4, two gear driving gear 51, three keep off driving gear 61 and one and keep off driving gear 81) on axle Y1,
It directly can not carry out power transmission, it is necessary to realize power transmission by clutch or synchronizer with the first power transmission shaft Y1.
Specifically, there is no direct power transmission relationship, the first transmission between the power transmission shaft Y1 of second clutch 4 and first
Axle Y1 power can be transferred to second clutch 4 by first clutch 3 and clutch-pedal support 2, when second clutch 4 engages
When, power can be transferred to two gear driving gear 51, and then make power by two gear driven gears 52, it is main subtract driving gear 111,
Master subtracts driven gear 112 and is transferred to wheel X.
Three gear driving gears 61 and one keep off the gearshift synchronizer 7 that driving gear 81 is then disposed there between by control
Realize the power transmission between the first power transmission shaft Y1 in position.Wherein, when gearshift synchronizer 7 engages with three gear driving gears 61
When, the first power transmission shaft Y1 power can be transferred to three gear driving gears 61, and then power is passed through three gear driven gears 62, master
Subtract driving gear 111, master subtracts driven gear 112 and is transferred to wheel X；When synchronizer 7 of shifting gears engages with a gear driving gear 81,
First power transmission shaft Y1 power can be transferred to a gear driving gear 81, and then power is subtracted by a gear driven gear 82, master
Driving gear 111, master subtract driven gear 112 and are transferred to wheel X；When synchronizer 7 of shifting gears is in an intermediate position, the first power transmission shaft
The gear driving gears 61 and one of Y1 and three do not have power transmission between keeping off driving gear 81.
Based on described above, in transmission system provided in an embodiment of the present invention, pass through and control the first motor 1 and the second motor
9 working condition, the engagement or separation of first clutch 3, the engagement or separation of second clutch 4, and gearshift are synchronous
The state of device 7, it is possible to achieve the first electric model that the second motor 9 is operated alone, the first motor 1 are operated alone second electronic
3rd electric model of pattern and Dual-motors Driving, and include respectively again in the first electric model and the second electric model
3 kinds of fast ratios, include 5 kinds of fast ratios in the 3rd electric model, meanwhile, this can also realize that energy corresponding with each drive pattern returns
Receipts pattern.
To sum up, transmission system provided in an embodiment of the present invention can change gear ratio according to running conditions of vehicle, realize energy
Distribute rationally, reduce noise, power performance of deducting a percentage and economy.
In the embodiment of the present invention, when the second motor 9 carries out gear switching, the first motor 1 can continue driving in two blockings,
After the second motor 9, which completes gear switching, recovers power, the first motor 1 can also be switched again by the separation and combination of clutch
Onto corresponding gear, the power interruption in gear handoff procedure, the continuity and shift process of support vehicles driving force are avoided
Comfortableness.
It should be noted that in transmission system provided in an embodiment of the present invention, the first motor 1 and the second motor 9 are tool
There is the motor of charge function.
First clutch 3 and second clutch 4 can be fixedly connected by spline with clutch-pedal support 2.
It is understood that in transmission system provided in an embodiment of the present invention, gearshift synchronizer 7 is kept off by sliding sleeve and one
Driving gear 81 or three keeps off what driving gear 61 engaged, and the specific implementation embodiment of the present invention is not particularly limited, ability
The structure of the conventional synchronizer 7 in domain.In a kind of optional embodiment, in the inner periphery of the sliding sleeve of gearshift synchronizer 7
Cone tooth is set on face, axially projecting wheel hub is set on the end face of the direction gearshift synchronizer 7 of two gear driving gear 61,
Axially projecting wheel hub is set on the end face of the direction gearshift synchronizer 7 of one gear driving gear 81, in the outer circumference surface of wheel hub
Upper to set the cone tooth being engaged with the cone tooth on the inner peripheral surface of sliding sleeve, gearshift synchronizer 7 and one is realized in the cooperation by boring tooth
Keep off the power transmission of driving gear 81 or two gear driving gear 61.
Further, in transmission system provided in an embodiment of the present invention, between the motor 1 of clutch-pedal support 2 and first
Drive connection mode is not particularly limited, as long as can realize power transmission between the first motor 1 and clutch-pedal support 2 i.e.
Can.For example, clutch-pedal support 2 can be connected by second driving shaft Y2 and the first motor 1, you can in clutch-pedal support
Second driving shaft Y2 is fixed on 2, by second driving shaft Y2 and the output shaft of the first motor 1 by way of nested type spline connects
Connect (as shown in Figure 1)；Also on the output shaft of the first motor 1 and intermeshing tooth can be installed on second driving shaft Y2 respectively
Wheel, the first motor 1 and clutch-pedal support Y2 drive connection is realized by the gearing of gear；Or can also be by clutch
Device support 2 is integrated in the internal rotor of the first motor 1.
Similarly, in transmission system provided in an embodiment of the present invention, to the biography between the second motor 9 and the first power transmission shaft Y1
Dynamic connected mode is equally not particularly limited, as long as the power transmission between the second motor 9 and the first power transmission shaft Y1 can be realized
.For example, the second motor 9 can pass through intermeshing active travelling gear 101 and slave drive gear 102 and first
Power transmission shaft Y1 is connected, i.e., active travelling gear 101 is installed on the output shaft of the second motor 9, on the first power transmission shaft Y1
Slave drive gear 102 is installed, realizes that power passes by the intermeshing of active travelling gear 101 and slave drive gear 102
Pass (as shown in Figure 1)；Or second motor 9 can by way of nested type spline connects with the first power transmission shaft Y1 be connected,
Or the second motor 9 can be also integrated into the transmission mechanism that other can be integrated.
Meanwhile as a kind of optional embodiment of the embodiment of the present invention, first clutch 3, second clutch 4, two
Keep off driving gear 51, three and keep off driving gear 61, the gearshift gear of synchronizer 7, one driving gear 81, slave drive gear 102 sequentially cloth
Put on the first power transmission shaft Y1, and the first motor 1, clutch-pedal support 2, first clutch 3, second clutch 4, two gear driving tooth
The gear of wheel 51, three driving gear 61, gearshift synchronizer 7 and one keeps off driving gear 81 and transfer driven gear 102 is coaxially arranged, ability
Field technique personnel also can be according to the relative position and arrangement side for being actually needed change clutch arrangement and gear gearshift part
Formula.
Further, in transmission system provided in an embodiment of the present invention, the two gear gear of driven gears 52, three driven gears 62,
One gear driven gear 82 and master subtract driving gear 111 and are sleeved on the 3rd power transmission shaft Y3, and are passed with the 3rd power transmission shaft Y3
Dynamic connection, the power that two gear driven gears 52, three keep off the gear driven gear 82 of driven gear 62 and one pass through the 3rd power transmission shaft Y3
It is transferred to master and subtracts driving gear 111, then subtracts driven gear 112 by master and be transferred to wheel X.
Further, transmission system provided in an embodiment of the present invention also includes：The motor control electrically connected with battery pack 13
System 12.First motor 1 and the second motor 9 electrically connect with electric machine control system 12.When battery pack 13 is in discharge condition, lead to
Cross electric machine control system 12 and direct current is converted into three-phase alternating current, to drive the first motor 1 and/or the second motor 9 by electric energy
Be converted to mechanical energy.When battery pack 13 is in charged state, the first motor 1 and/or the second motor 9 are in power generation mode, will
Mechanical energy is converted to electric energy, then three-phase alternating current is converted into direct current through electric machine control system 12 and charged for battery pack 13.Electricity
Machine control system 12 can include the parts such as inverter, transformer.
As described above, transmission system provided in an embodiment of the present invention can realize three kinds of electric models and three kinds of energy
Take-back model, it is as shown in the table.
Below, each mode of operation is done and further described in detail.
First electric model.In the first electric model, vehicle operation is operated alone in the second motor 9, and second can be achieved altogether
The driving of the gear of motor one, the driving of the second motor two gear, the second motor three gear three kinds of fast ratios of driving.
In second motor one gear drive pattern, as shown in Fig. 2-1, the second motor 9 is in running order, and the first motor 1 is not
Work (i.e. in idling conditions, similarly hereinafter), first clutch 3 and second clutch 4 separate, and battery pack 13 is in discharge condition,
The sliding sleeve of gearshift synchronizer 7 and a gear driving gear 81 engage.
In the pattern, because first clutch 3 and second clutch 4 separate, the first motor 1 and other portions in transmission system
The power transmission of part is cut off.Now, battery pack 13 is discharged, after direct current is converted to three-phase alternating current by electric machine control system 12
The second motor 9 is driven to convert electrical energy into mechanical energy, and engaging by active travelling gear 101 and slave drive gear 102
Mechanical energy is passed into the first power transmission shaft Y1, the first power transmission shaft Y1 mechanical energy is transferred to gearshift synchronizer 7, it is synchronous by shifting gears
The sliding sleeve of device 7 is engaged with a gear driving gear 81, and mechanical energy is passed into a gear driving gear 81, then to pass to a gear driven
Gear 82, and then mechanical energy is passed into the main driving gear 111 that subtracts and subtracts driven gear 112 with main, most mechanical energy passes at last
Wheel X, driving vehicle operation.
In second motor two gear drive pattern, as shown in Fig. 2-2, the second motor 9 is in running order, and the first motor 1 is not
Work, first clutch 3 and second clutch 4 are engaged, and battery pack 13 is in discharge condition, and the sliding sleeve of gearshift synchronizer 7 is in
(neither engaged with a gear driving gear 81, also do not engaged with three gear driving gears 61, similarly hereinafter) in centre position.
In the pattern, battery pack 13 is discharged, and electric machine control system 12 drives after direct current is converted into three-phase alternating current
Two motors 9 convert electrical energy into mechanical energy, and engaging machinery by active travelling gear 101 and slave drive gear 102
The first power transmission shaft Y1 can be passed to, now because first clutch 3 and second clutch 4 engage, mechanical energy passes by first
Moving axis Y1 is transferred to first clutch 3, then is transferred to clutch-pedal support 2, then is transferred to second clutch by clutch-pedal support 2
4, then two gear driving gear 51 is transferred to by second clutch 4, mechanical energy is passed to two gear driven tooths by two gear driving gear 51
Wheel 52, and then mechanical energy is passed into the main driving gear 111 that subtracts and subtracts driven gear 112 with main, most mechanical energy passes to car at last
Take turns X.
In second motor three gear drive pattern, as Figure 2-3, the second motor 9 is in running order, and the first motor 1 is not
Work, first clutch 3 and second clutch 4 separate, and battery pack 13 is in discharge condition, the sliding sleeve and three for synchronizer 7 of shifting gears
Gear driving gear 61 engages.
In the pattern, because first clutch 3 and second clutch 4 separate, the first motor 1 and other portions in transmission system
The power transmission of part is cut off.Now, battery pack 13 is discharged, after direct current is converted to three-phase alternating current by electric machine control system 12
The second motor 9 is driven to convert electrical energy into mechanical energy, and engaging by active travelling gear 101 and slave drive gear 102
Mechanical energy is passed into the first rotary shaft Y1, the first power transmission shaft Y1 mechanical energy is transferred to gearshift synchronizer 7, it is synchronous by shifting gears
The sliding sleeve of device 7 is engaged with three gear driving gears 61, and mechanical energy is passed into three gear driving gears 61, then to pass to three gears driven
Gear 62, and then mechanical energy is passed into the main driving gear 111 that subtracts and subtracts driven gear 112 with main, most mechanical energy passes at last
Wheel X, driving vehicle operation.
Second electric model.In the second electric model, vehicle operation is operated alone in the first motor 1, and first can be achieved altogether
The driving of the gear of motor one, the driving of the first motor two gear, the first motor three gear three kinds of fast ratios of driving.
In first motor one gear drive pattern, as shown in figure 3-1, the first motor 1 is in running order, and the second motor 9 is not
Work, first clutch 3 engages, and second clutch 4 separates, and battery pack 13 be in discharge condition, the sliding sleeve for synchronizer 7 of shifting gears and
One gear driving gear 81 engages.
In the pattern, battery pack 13 is discharged, and electric machine control system 12 drives after direct current is converted into three-phase alternating current
One motor 1 converts electrical energy into mechanical energy, because first clutch 3 engages, mechanical energy by clutch-pedal support 2 be transferred to first from
Clutch 3, then the first power transmission shaft Y1 is transferred to, because second clutch 4 separates, mechanical energy is transferred to gearshift by the first power transmission shaft Y1
Synchronizer 7, by the sliding sleeve for synchronizer 7 of shifting gears and engaging for a gear driving gear 81, mechanical energy is passed into a gear driving tooth
Wheel 81, then a gear driven gear 82 is passed to, and then mechanical energy is passed into the main driving gear 111 that subtracts and subtracts driven gear with main
112, most mechanical energy passes to wheel X, driving vehicle operation at last.
In first motor two gear drive pattern, as shown in figure 3-2, the first motor 1 is in running order, and the second motor 9 is not
Work, first clutch 3 separate, and second clutch 4 engages, and battery pack 13 is in discharge condition, at the sliding sleeve of synchronizer 7 of shifting gears
In centre position.
In the pattern, battery pack 13 is discharged, and electric machine control system 12 drives after direct current is converted into three-phase alternating current
One motor 1 converts electrical energy into mechanical energy, and mechanical energy is transferred to clutch-pedal support 2, by clutch-pedal support 2 be transferred to second from
Clutch 4, because second clutch 4 engages, mechanical energy is transferred to two gear driving gear 51 by second clutch 4, and two gears are actively
Mechanical energy is passed to two gear driven gears 52 by gear 51, so by mechanical energy pass to it is main subtract driving gear 15 and it is main subtract it is driven
Gear 16, most mechanical energy passes to wheel X at last.
In first motor three gear drive pattern, as shown in Fig. 3-3, the first motor 1 is in running order, and the second motor 9 is not
Work, first clutch 3 engages, and second clutch 4 separates, and battery pack 13 be in discharge condition, the sliding sleeve for synchronizer 7 of shifting gears and
Three gear driving gears 61 engage.
In the pattern, battery pack 13 is discharged, and electric machine control system 12 drives after direct current is converted into three-phase alternating current
One motor 1 converts electrical energy into mechanical energy, and mechanical energy is transferred to clutch-pedal support 2, by clutch-pedal support 2 be transferred to first from
Clutch 3, because first clutch 3 engages, mechanical energy is transferred to the first power transmission shaft Y1, the first power transmission shaft by first clutch 3
Mechanical energy is transferred to gearshift synchronizer 7 by Y1, by the sliding sleeve for synchronizer 7 of shifting gears and engaging for three gear driving gears 61, by machine
Tool can pass to three gear driving gears 61, then pass to three gear driven gears 62, and then mechanical energy is passed into master and subtracts driving tooth
Wheel 111 and master subtract driven gear 112, and most mechanical energy passes to wheel X, driving vehicle operation at last.
3rd electric model.In the 3rd electric model, the first motor 1 and the joint driving vehicle operation of the second motor 9, altogether
The achievable gear of bi-motor one driving, the driving of the gear of bi-motor two, bi-motor three keeps off driving, the first motor two gear is kept off with the second motor one
Driving, the first motor two gear and the second motor three gear five kinds of fast ratios of driving.
Bi-motor one is kept off in drive pattern, and as shown in Fig. 4-1, the first motor 1 and the second motor 9 are in working condition,
First clutch 3 engages, and second clutch 4 separates, and battery pack 13 is in discharge condition, the sliding sleeve for synchronizer 7 of shifting gears and a gear
Driving gear 81 engages.
In the pattern, battery pack 13 is discharged, and electric machine control system 12 drives after direct current is converted into three-phase alternating current
One motor 1 and the second motor 9 convert electrical energy into mechanical energy, because first clutch 3 engages, the machinery of the first motor 1 conversion
The first power transmission shaft Y1 can be transferred to by clutch-pedal support 2 and first clutch 3, the mechanical energy of the second motor 9 conversion passes through master
Nutating gear 101 and slave drive gear 102 are transferred to the first power transmission shaft Y1, are kept off by the sliding sleeve for synchronizer 7 of shifting gears and one
The engagement of driving gear 81, mechanical energy is passed into a gear driving gear 81, then pass to a gear driven gear 82, and then by machine
Tool can pass to the main driving gear 111 that subtracts and subtract driven gear 112 with main, and most mechanical energy passes to wheel X, driving vehicle fortune at last
OK.
Bi-motor two is kept off in drive pattern, and as shown in the Fig. 4-2, the first motor 1 and the second motor 9 are in working condition,
First clutch 3 and second clutch 4 engage, and battery pack 13 is in discharge condition, and the sliding sleeve of gearshift synchronizer 7 is in interposition
Put.
In the pattern, the first motor 1 and the second motor 9 are realized by the engagement of first clutch 3 and second clutch 4
The power transmission of rotor and transmission system miscellaneous part.Battery pack 13 is discharged, and direct current is converted to three by electric machine control system 12
The first motor 1 and the second motor 9 is driven to convert electrical energy into mechanical energy after cross streams electricity, the mechanical energy of the first motor 1 conversion is led to
Cross clutch-pedal support 2 and second clutch 4 passes to two gear driving gear 51, the mechanical energy of the second motor 9 conversion passes through actively
Travelling gear 101 and slave drive gear 102 are transferred to the first power transmission shaft Y1, are transferred to clutch by first clutch 3 afterwards
Device support 2, then second clutch 4 is transferred to by clutch-pedal support 2, then it is transferred to two gear driving gear 51, two gear driving gear
Mechanical energy is passed to two gear driven gears 52 by 51, and then mechanical energy is passed into the main driving gear 15 that subtracts and subtracts driven gear with main
16, most mechanical energy passes to wheel X, driving vehicle operation at last.
Bi-motor three is kept off in drive pattern, and as shown in Fig. 4-3, the first motor 1 and the second motor 9 are in working condition,
First clutch 3 engages, and second clutch 4 separates, and battery pack 13 is in discharge condition, the sliding sleeve for synchronizer 7 of shifting gears and three gears
Driving gear 61 engages.
In the pattern, second clutch 4 separates, and cuts off between the first motor 1 and the second motor 9 and two gear driving gear 51
Power transmission.First clutch 3 engages, and the first motor 1 and the first power transmission shaft Y1 is realized power transmission.Now, battery pack
13 electric discharges, electric machine control system 12 drive the first motor 1 and the second motor 9 by electric energy after direct current is converted into three-phase alternating current
Mechanical energy is converted to, the mechanical energy of the first motor 1 conversion is passed to mechanical energy by clutch-pedal support 2 and first clutch 3
Main shaft, the mechanical energy of the second motor 9 conversion are passed to mechanical energy by active travelling gear 101 and slave drive gear 102
First power transmission shaft Y1, then by the sliding sleeve for synchronizer 7 of shifting gears and engaging for three gear driving gears 61, mechanical energy is passed into three gears
Driving gear 61, then pass to three gear driven gears 62, so by mechanical energy pass to it is main subtract driving gear 15 and it is main subtract it is driven
Gear 16, most mechanical energy passes to wheel X, driving vehicle operation at last.
First motor two is kept off to be kept off in drive pattern with the second motor one, as shown in Fig. 4-4, the first motor 1 and the second motor 9
Working condition is in, first clutch 3 separates, and second clutch 4 engages, and battery pack 13 is in discharge condition, and gearshift is synchronous
The sliding sleeve of device 7 engages with a gear driving gear 81.
In the pattern, first clutch 3 separates, and cuts off the power transmission between the first motor 1 and the first power transmission shaft Y1, the
Two clutches 4 engage, and the rotor and two gear driving gear 51 for making the first motor 1 can enter action edge transmission.Now, battery pack 13 is put
Electricity, electric machine control system 12 drive the first motor 1 and the second motor 9 to convert electrical energy into after direct current is converted into three-phase alternating current
For mechanical energy.The mechanical energy of first motor 1 conversion passes to two gear driving gear by clutch-pedal support 2 and second clutch 4
51, mechanical energy is passed to two gear driven gears 52 by two gear driving gear 51, subtracts driving gear so as to which mechanical energy is passed into master
111 subtract driven gear 112 with master, and mechanical energy finally is passed into wheel X.The mechanical energy of second motor 9 conversion is passed by active
Mechanical energy is passed to the first power transmission shaft Y1, then the sliding sleeve by synchronizer 7 of shifting gears by moving gear 101 and slave drive gear 102
With engaging for a gear driving gear 81, mechanical energy is passed into a gear driving gear 81, then passes to a gear driven gear 82, from
And pass to lead to subtract driving gear 111 and lead by mechanical energy and subtract driven gear 12, mechanical energy is also finally passed into wheel X, driven
Motor-car is run.
First motor two is kept off to be kept off in drive pattern with the second motor three, as illustrated in figures 4-5, the first motor 1 and the second motor 9
Working condition is in, first clutch 3 separates, and second clutch 4 engages, and battery pack 13 is in discharge condition, and gearshift is synchronous
The sliding sleeve of device 7 engages with three gear driving gears 61.
In the pattern, first clutch 3 separates, and cuts off the power transmission between the first motor 1 and the first power transmission shaft Y1, the
Two clutches 4 engage, and the rotor and two gear driving gear 51 for making the first motor 1 can enter action edge transmission.Battery pack 13 is discharged, electricity
Machine control system 12 drives the first motor 1 and the second motor 9 to convert electrical energy into machine after direct current is converted into three-phase alternating current
Tool energy.The mechanical energy of first motor 1 conversion passes to two gear driving gear 51 by clutch-pedal support 2 and second clutch 4, and two
Mechanical energy is passed to two gear driven gears 52 by gear driving gear 51, subtracts the He of driving gear 111 so as to which mechanical energy is passed into master
Master subtracts driven gear 112, and mechanical energy finally is passed into wheel X.The mechanical energy of second motor 9 conversion passes through active travelling gear
101 and slave drive gear 102 mechanical energy is passed into the first power transmission shaft Y1, then pass through the sliding sleeve for synchronizer 7 of shifting gears and three gears
The engagement of driving gear 61, mechanical energy is passed into three gear driving gears 61, then pass to three gear driven gears 62, so as to by machine
Tool can pass to the main driving gear 111 that subtracts and subtract driven gear 112 with main, and mechanical energy also finally is passed into wheel X, drives vehicle
Operation.
In the 3rd electric model of above-mentioned bi-motor joint driving, because the first motor 1 and the second motor 9 can be transported
Row can make a motor keep current shift in different gears in shift process, and motor in addition is shifted gears in advance,
So as to realize shift process power failure-free.
Energy recuperation mode i.e. in vehicle sliding or braking procedure, wheel X power by the first motor 1 and/or
Second motor 9 realizes conversion of the mechanical energy to electric energy, and the electric energy being converted to charges for battery pack.Above-mentioned each drive pattern
Corresponding it can enter energy recuperation mode.Energy transmission of the transmission system under each energy recuperation mode is as follows.
First energy recuperation mode, in the first energy recuperation mode, the second motor 9, which works independently, realizes energy regenerating work(
Energy.
Energy regenerating of second motor 9 when one keeps off, as shown in figure 5, the second motor 9 is in generating state, the first motor 1
Do not work, first clutch 3 and second clutch 4 separate, and the sliding sleeve for synchronizer 7 of shifting gears engages with a gear driving gear 81, electricity
Pond group 13 is in charged state.
Because first clutch 3 and second clutch 4 separate, the power of the first motor 1 and miscellaneous part in transmission system
Transmit and be cut off.Mechanical energy subtracts driven gear 112 by master from wheel X and master subtracts driving gear 111 and is delivered to a gear driven tooth
The gear driving gear 81 of wheel 82 and one, then mechanical energy is delivered on the first power transmission shaft Y1 by synchronizer 7 of shifting gears, then by driven
Travelling gear 102 and active travelling gear 101 pass to mechanical energy the rotor of the second motor 9, drive the rotor of the second motor 9
Rotation, the second motor 9 are in generating state and mechanical energy are converted into electric energy, filled by electric machine control system 12 to battery pack 13
Electricity.
Energy regenerating of second motor 9 when two keep off, the state of each part of transmission system refer to Fig. 2-2, the second motor 9
In generating state, the first motor 1 does not work, and first clutch 3 and second clutch 4 engage, at the sliding sleeve of synchronizer 7 of shifting gears
In centre position, battery pack 13 is in charged state.
Energy regenerating of second motor 9 when three keep off, the state of each part of transmission system refer to Fig. 2-3, the second motor 9
In generating state, the first motor 1 does not work, and first clutch 3 and second clutch 4 separate, shift gears synchronizer 7 sliding sleeve with
Three gear driving gears 61 engage, and battery pack 13 is in charged state.
The energy transmission path of energy regenerating of the second motor of the above 9 in two gears and three gears is with the second motor 9 in two gears
With energy transmission path during three gear driving vehicle operations on the contrary, when referring to that vehicle is operated alone above for the second motor 9
Energy transmission path description, will not be repeated here.
Second energy recuperation mode, in the second energy recuperation mode, the first motor 1, which works independently, realizes energy regenerating work(
Energy.
Energy regenerating of first motor 1 when one keeps off, as shown in fig. 6, the first motor 1 is in generating state, the second motor 9
Not working, first clutch 3 engages, and second clutch 4 separates, and the sliding sleeve for synchronizer 7 of shifting gears engages with a gear driving gear 81,
Battery pack 13 is in charged state.
First clutch 3 engages, and second clutch 4 separates, and realizes the power transmission between the first motor 1 and wheel X.Machine
Tool can be delivered to a gear driven gear 82 and a gear actively from wheel X by main driven gear 112 and the main driving gear 111 that subtracts of subtracting
Gear 81, by the sliding sleeve for synchronizer 7 of shifting gears and engaging for a gear driving gear 81, mechanical energy is passed into the first power transmission shaft
Mechanical energy is passed to clutch-pedal support 2 by Y1, the first power transmission shaft Y1 by first clutch 3, by clutch-pedal support 2 by machinery
The rotor that the first motor 1 can be transferred to drives the rotor rotation of the first motor 1, and the first motor 1 is in hair-like state, mechanical energy is turned
Electric energy is changed to, is charged by electric machine control system 12 to battery pack 13.
Energy regenerating of first motor 1 when two keep off, the state of each part of transmission system refer to Fig. 3-2, the first motor 1
In generating state, the second motor 9 does not work, and first clutch 3 separates, and second clutch 4 engages, the cunning for synchronizer 7 of shifting gears
Cover in an intermediate position, battery pack 13 is in charged state.
Energy regenerating of first motor 1 when three keep off, the state of each part of transmission system refer to Fig. 3-3, the first motor 1
In generating state, the second motor 9 does not work, and first clutch 3 engages, and second clutch 4 separates, the cunning for synchronizer 7 of shifting gears
Set engages with three gear driving gears 61, and battery pack 13 is in charged state.
The energy transmission path of energy regenerating of the first motor of the above 1 in two gears and three gears is with the first motor 1 in two gears
With energy transmission path during three gear driving vehicle operations on the contrary, when referring to that vehicle is operated alone above for the first motor 1
Energy transmission path description, will not be repeated here.
3rd energy recuperation mode, in the 3rd energy recuperation mode, the first motor 1 and the associated working of the second motor 9 are realized
Energy recovery function.
Energy regenerating of the bi-motor in homogeneous gear, as shown in fig. 7, the first motor 1 and the second motor 9 are in generating shape
State, first clutch 3 engage, and second clutch 4 separates, and the sliding sleeve for synchronizer 7 of shifting gears engages with a gear driving gear 81, battery
Group 13 is in charged state.
Mechanical energy subtracts driven gear 112 by master from wheel X and master subtracts driving gear 111 and is delivered to a gear driven gear 82
With a gear driving gear 81, engaging for driving gear 81 is kept off with one by the sliding sleeve of synchronizer 7 of shifting gears mechanical energy is passed to the
Mechanical energy on one power transmission shaft Y1, the first power transmission shaft Y1 of a part imparts power to clutch by the engagement of first clutch 3
Device support 2, the rotor rotation of driving the first motor 1, the first motor 1 are in generating state and mechanical energy are converted into electric energy, pass through electricity
Machine control system 12 charges to battery pack 13；Mechanical energy on the first power transmission shaft of another part Y1 passes through slave drive gear
102 and active travelling gear 101 pass to the rotor of the second motor 9, the rotor rotation of the second motor 9 of driving, at the second motor 9
Mechanical energy is converted into electric energy in generating state, charged by electric machine control system 12 to battery pack 13.
Energy regenerating of the bi-motor when equal two keep off, the state of each part of transmission system refer to Fig. 4-2, the first motor 1
Generating state is in the second motor 9, first clutch 3 and second clutch 4 are engaged, and the sliding sleeve of gearshift synchronizer 7 is in
Centre position, battery pack 13 are in charged state.
Energy regenerating of the bi-motor when equal three keep off, the state of each part of transmission system refer to Fig. 4-3, the first motor 1
Be in generating state with the second motor 9, first clutch 3 engages, and second clutch 4 separates, shift gears synchronizer 7 sliding sleeve with
Three gear driving gears 61 engage, and battery pack 13 is in charged state.
Energy regenerating of first motor in two gears, the second motor when one keeps off, the state of each part of transmission system refer to
Fig. 4-4, the first motor 1 and the second motor 9 are in generating state, and first clutch 3 separates, and second clutch 4 engages, gearshift
The sliding sleeve of synchronizer 7 engages with a gear driving gear 81, and battery pack 13 is in charged state.
Energy regenerating of first motor in two gears, the second motor when three keep off, the state of each part of transmission system refer to
Fig. 4-5, the first motor 1 and the second motor 9 are in generating state, and first clutch 3 separates, and second clutch 4 engages, gearshift
The sliding sleeve of synchronizer 7 engages with three gear driving gears 61, and battery pack 13 is in charged state.
Above bi-motor two is kept off, bi-motor three is kept off, the first motor two keeps off that the/the second motor one is kept off, the first motor two keeps off/the second
Motor three keep off energy regenerating energy transmission path with bi-motor two is kept off, bi-motor three is kept off, the first motor two keeps off the/the second motor
One gear, the first motor two keep off the/the second motor three gear driving vehicle operation when energy transmission path on the contrary, refer to above for
The description in energy transmission path during bi-motor joint driving, will not be repeated here.
On the other hand, the embodiments of the invention provide a kind of electric automobile, the electric automobile is including above-mentioned for electronic
The transmission system of automobile, the wheel X that the master in transmission system subtracts driven gear 112 and electric automobile are connected.
It the above is only for the ease of it will be understood by those skilled in the art that technical scheme, not limiting this hair
It is bright.Within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., should be included in the present invention
Protection domain within.
Claims (10)
1. a kind of transmission system for electric automobile, including：
First motor (1),
The clutch-pedal support (2) being connected with first motor (1),
Second motor (9),
The first power transmission shaft (Y1) being connected with second motor (9),
Be sleeved on first clutch (3) on first power transmission shaft (Y1), second clutch (4), two gear driving gear (51),
Three gear driving gears (61), gearshift synchronizer (7) and a gear driving gear (81),
The two gear driven gears (52) engaged with the two gear driving gear (51),
The three gear driven gears (62) engaged with described three gear driving gears (61),
The gear driven gear (82) engaged with described one gear driving gear (81),
It is connected with described two gear driven gears (52), the three gear driven gear (62) and a gear driven gear (82)
Master subtract driving gear (111),
Subtract driving gear (111) with the master to engage and for subtracting driven gear (112) with the master of wheel (X) drive connection,
And the battery pack (13) electrically connected with first motor (1) and second motor (9)；
The first clutch (3) and the second clutch (4) are fixedly connected with the clutch-pedal support (2), and described
First clutch (3) is also connected with first power transmission shaft (Y1), and the second clutch (4) is also kept off actively with described two
Gear (51) is connected；
The gearshift synchronizer (7) is connected with first power transmission shaft (Y1)；
The two gear driving gear (51) with described two gear driven gears (52) gearratio, it is described three gear driving gear (61) with
The gearratio of the three gear driven gear (62) and a gear driving gear (81) and described one gear driven gear (82)
Gearratio is different；
First motor (1) and second motor (9) are in parallel with the battery pack (13).
2. transmission system according to claim 1, it is characterised in that the clutch-pedal support (2) passes through second driving shaft
(Y2) it is connected with first motor (1), or the clutch-pedal support (2) is driven by gear and first motor
Connection, or the clutch-pedal support (2) are integrated in the internal rotor of first motor (1)；
Second motor (9) passes through intermeshing active travelling gear (101) and slave drive gear (102) and described the
One power transmission shaft (Y1) is connected, or second motor (9) is driven by way of spline connection with the first power transmission shaft (Y1)
Connection.
3. transmission system according to claim 1, it is characterised in that the transmission system also includes：With the battery pack
(13) electric machine control system (12) of electrical connection；
First motor (1) and second motor (9) electrically connect with the electric machine control system (12).
4. according to the transmission system described in any one of claims 1 to 3, it is characterised in that the mode of operation of the transmission system
Including：First electric model；In first electric model,
Second motor (9) is in running order, and first motor (1) does not work, the first clutch (3) and described
Second clutch (4) separates, and the battery pack (13) is in discharge condition, the sliding sleeve and described one of the gearshift synchronizer (7)
Keep off driving gear (81) engagement；
Or second motor (9) is in running order, first motor (1) does not work, the first clutch (3)
Engaged with the second clutch (4), the battery pack (13) be in discharge condition, at the sliding sleeve of the synchronizer (7) of shifting gears
In centre position；
Or second motor (9) is in running order, first motor (1) does not work, the first clutch (3)
Separated with the second clutch (4), the battery pack (13) be in discharge condition, the sliding sleeve of the gearshift synchronizer (7) and
Three gear driving gears (61) engagement.
5. according to the transmission system described in any one of claims 1 to 3, it is characterised in that the mode of operation of the transmission system
Including：Second electric model；In second electric model,
First motor (1) is in running order, and second motor (9) does not work, first clutch (3) engagement,
Second clutch (4) separation, the battery pack (13) are in discharge condition, the sliding sleeve of the gearshift synchronizer (7) and institute
State a gear driving gear (81) engagement；
Or first motor (1) is in running order, second motor (9) does not work, the first clutch (3)
Separation, second clutch (4) engagement, the battery pack (13) are in discharge condition, the sliding sleeve of the gearshift synchronizer (7)
It is in an intermediate position；
Or first motor (1) is in running order, second motor (9) does not work, the first clutch (3)
Engagement, second clutch (4) separation, the battery pack (13) are in discharge condition, the sliding sleeve of the gearshift synchronizer (7)
Engaged with described three gear driving gears (61).
6. according to the transmission system described in any one of claims 1 to 3, it is characterised in that the mode of operation of the transmission system
Including：3rd electric model；In 3rd electric model,
First motor (1) and second motor (9) are in working condition, and first clutch (3) engagement is described
Second clutch (4) separates, and the battery pack (13) is in discharge condition, the sliding sleeve and described one of the gearshift synchronizer (7)
Keep off driving gear (81) engagement；
Or first motor (1) and second motor (9) are in working condition, the first clutch (3) and institute
Second clutch (4) engagement is stated, the battery pack (13) is in discharge condition, during the sliding sleeve for shifting gears synchronizer (7) is in
Between position；
Or first motor (1) and second motor (9) are in working condition, the first clutch (3) connects
Close, the second clutch (4) separation, the battery pack (13) be in discharge condition, the sliding sleeve of the gearshift synchronizer (7) and
Three gear driving gears (61) engagement；
Or first motor (1) and second motor (9) are in working condition, the first clutch (3) point
From, the second clutch (4) engagement, the battery pack (13) be in discharge condition, the sliding sleeve of the gearshift synchronizer (7) and
One gear driving gear (81) engagement；
Or first motor (1) and second motor (9) are in working condition, the first clutch (3) point
From, the second clutch (4) engagement, the battery pack (13) be in discharge condition, the sliding sleeve of the gearshift synchronizer (7) and
Three gear driving gears (61) engagement.
7. according to the transmission system described in any one of claims 1 to 3, it is characterised in that the mode of operation of the transmission system
Including：First energy recuperation mode；In first energy recuperation mode,
Second motor (9) is in generating state, and first motor (1) does not work, the first clutch (3) and described
Second clutch (4) separates, and the sliding sleeve of the gearshift synchronizer (7) engages with described one gear driving gear (81), the battery
Group (13) is in charged state；
Or second motor (9) is in generating state, first motor (1) does not work, the first clutch (3)
Engaged with the second clutch (4), the sliding sleeve of the gearshift synchronizer (7) is in an intermediate position, battery pack (13) place
In charged state；
Or second motor (9) is in generating state, first motor (1) does not work, the first clutch (3)
Separated with the second clutch (4), the sliding sleeve of the gearshift synchronizer (7) engages with described three gear driving gears (61), institute
State battery pack (13) and be in charged state.
8. according to the transmission system described in any one of claims 1 to 3, it is characterised in that the mode of operation of the transmission system
Including：Second energy recuperation mode；In second energy recuperation mode,
First motor (1) is in generating state, and second motor (9) does not work, first clutch (3) engagement,
Second clutch (4) separation, the sliding sleeve of the gearshift synchronizer (7) engages with described one gear driving gear (81), described
Battery pack (13) is in charged state；
Or first motor (1) is in generating state, second motor (9) does not work, the first clutch (3)
Separation, second clutch (4) engagement, the sliding sleeve of the gearshift synchronizer (7) is in an intermediate position, the battery pack (13)
In charged state；
Or first motor (1) is in generating state, second motor (9) does not work, the first clutch (3)
Engagement, second clutch (4) separation, the sliding sleeve of the gearshift synchronizer (7) engage with described three gear driving gears (61),
The battery pack (13) is in charged state.
9. according to the transmission system described in any one of claims 1 to 3, it is characterised in that the mode of operation of the transmission system
Including：3rd energy recuperation mode；In 3rd energy recuperation mode,
First motor (1) and second motor (9) are in generating state, and first clutch (3) engagement is described
Second clutch (4) separates, and the sliding sleeve of the gearshift synchronizer (7) engages with described one gear driving gear (81), the battery
Group (13) is in charged state；
Or first motor (1) and second motor (9) are in generating state, the first clutch (3) and institute
Second clutch (4) engagement is stated, the sliding sleeve of the gearshift synchronizer (7) is in an intermediate position, and the battery pack (13), which is in, fills
Electricity condition；
Or first motor (1) and second motor (9) are in generating state, the first clutch (3) connects
Close, second clutch (4) separation, the sliding sleeve of the gearshift synchronizer (7) engages with described three gear driving gears (61), institute
State battery pack (13) and be in charged state；
Or first motor (1) and second motor (9) are in generating state, the first clutch (3) point
From second clutch (4) engagement, the sliding sleeve of the gearshift synchronizer (7) engages with described one gear driving gear (81), institute
State battery pack (13) and be in charged state；
Or first motor (1) and second motor (9) are in generating state, the first clutch (3) point
From second clutch (4) engagement, the sliding sleeve of the gearshift synchronizer (7) engages with described three gear driving gears (61), institute
State battery pack (13) and be in charged state.
A kind of 10. electric automobile, it is characterised in that including the transmission system described in any one of claim 1~9, the transmission
The wheel (X) that master in system subtracts driven gear (112) and electric automobile is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711062713.0A CN107839459B (en) | 2017-11-02 | 2017-11-02 | Transmission system and electric car for electric car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711062713.0A CN107839459B (en) | 2017-11-02 | 2017-11-02 | Transmission system and electric car for electric car |
Publications (2)
| Publication Number | Publication Date |
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| CN107839459B (en) | 2019-07-09 |
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