CN108016285A - Electric drive unit and the power drive system including electric drive unit - Google Patents
Electric drive unit and the power drive system including electric drive unit Download PDFInfo
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- CN108016285A CN108016285A CN201610963203.XA CN201610963203A CN108016285A CN 108016285 A CN108016285 A CN 108016285A CN 201610963203 A CN201610963203 A CN 201610963203A CN 108016285 A CN108016285 A CN 108016285A
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- motor
- planetary gear
- gear set
- electric drive
- drive unit
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Classifications
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- 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
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/36—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
- B60K6/365—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings with the gears having orbital motion
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- 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
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/40—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the assembly or relative disposition of components
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- 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
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
- B60K6/48—Parallel type
- B60K6/485—Motor-assist type
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- 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
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/50—Architecture of the driveline characterised by arrangement or kind of transmission units
- B60K6/52—Driving a plurality of drive axles, e.g. four-wheel drive
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- 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
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/50—Architecture of the driveline characterised by arrangement or kind of transmission units
- B60K6/54—Transmission for changing ratio
- B60K6/547—Transmission for changing ratio the transmission being a stepped gearing
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- 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
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
- B60K6/48—Parallel type
- B60K2006/4825—Electric machine connected or connectable to gearbox input shaft
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- 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
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
A kind of electric drive unit for power drive system, including the first driver circuit and the second driver circuit and the basic propulsion system for transmitting rotation torque to the first driver circuit.Motor is used for producing rotation torque, and pinion gear is arranged to be selectively connected with motor.Differential mechanism is placed between pinion gear and the second driver circuit, for distributing moment of torsion between pinion gear and the second driver circuit.First planetary gear set is arranged between motor and pinion gear, and the second planetary gear set is arranged between the first planetary gear set and pinion gear.The jaw clutch being placed between pinion gear and planetary gear set can move between the first location and the second location, wherein in first position, moment of torsion from motor passes through the first planetary gear set and jaw clutch transmission, so as to first driving ratio the second driver circuit of driving, and in the second place, moment of torsion from motor is by two planetary gear sets and jaw clutch transmission, so that with the second predetermined driving than the second driver circuit of driving.
Description
Technical field
Present invention relates generally to automotive power transmission system, and more particularly, to the electricity for power drive system
Driving unit.
Background technology
Conventional automotive vehicle known in the art includes the powertrain being rotatably connected with one or more driver circuits
System.Usually, vehicle includes a pair of of driver circuit, and each driver circuit is limited by corresponding a pair of opposite wheel.Power passes
Dynamic system includes propulsion system, which is suitable for output rotation torque and rotation torque optionally is transferred to one
Or multiple wheels are to drive vehicle.For this reason, in conventional motive power transmission system, propulsion system is generally implemented as and speed change
The explosive motor of device rotatable connection.Engine produces rotation torque, which is optionally transferred to speed changer, becomes
Rotation torque is then transferred to one or more driver circuits by fast device.Speed changer makes rotation by a series of predetermined gear sets
The multiple torque that speed and engine produce, thus, the change between gear set is allowed the vehicle to for given engine
Rotating speed is advanced with different speeds.
In order to realize the fuel economy of raising and improve engine emission, so-called " hybrid vehicle technology " just
It is being used in association with more and more in technology in known power drive system.In motor vehicle driven by mixed power, propulsion system one
As include both gas-powered explosive motor and battery-driven electric motors, both is mutually cooperated with speed changer to produce rotation
Rotation torque is simultaneously transferred to one or two vehicle driveline by moment of torsion.This hybrid vehicle propulsion system constructs component
Not You Hua engine and motor efficiency so that fuel consumption and engine emission minimize.In addition, electro-motor is also in car
Braking during be frequently used as generator to charge to battery, thus further increase in efficiency and vehicle wheeled
Journey.
With the arrival of improved electro-motor and battery technology, the motor vehicles in correlation technique also generally include completely
Eliminate the propulsion system of explosive motor.So-called " electric vehicle " propulsion system generally comprises and speed changer and/or differential
The big electro-motor of device rotatable connection, differential mechanism are then used for rotation torque being transferred to the car of one or two driver circuit
Wheel.Alternately, in other kinds of electrical vehicular power transmission system, less each electro-motor is assigned to vehicle
Each driver circuit.Although the efficiency of the electric propulsion system in correlation technique improves, with limited operating range and length
Battery charge time it is associated the problem of to electric propulsion technology being widely implemented and bring obstruction in industry.A kind of solution party
Case is related to electrical vehicle configurations " distance increasing unit ", and " distance increasing unit " is generally implemented as small explosive motor, and the explosive motor is complete
It is used as generator entirely and is not rotatably connected with propulsion system.However, the implementation of distance increasing unit is in vehicle weight, component encapsulation and zero
It is always unfeasible in the particularly critical application-specific of emissions requirements.
The each component and system of the above-mentioned type must cooperate with the rotation effectively adjusted to the driven wheel of vehicle
Moment of torsion transmission.In addition, each component and system are necessarily designed to not only promote the raising of performance and efficiency, also reduce
Manufacture the cost and complexity of vehicle.Although in correlation technique known power drive system for its desired purposes usually all
What is showed is fine, but also exists to excellent working characteristics, the overall package size reduced, the parasitism reduced in this area
Loss, the efficiency improved are while reduce the demand of the cost of manufacture vehicle and the propulsion system of complexity.
The content of the invention
The present invention is overcome in correlation technique for the electric drive unit used in power drive system by a kind of
The shortcomings that, wherein the power drive system includes the first driver circuit and the second driver circuit and for the first driver circuit
Transmit the basic propulsion system of rotation torque.Second driver circuit includes pair of wheels.The electric drive unit includes being used for selectivity
Ground produces the electro-motor of rotation torque and is arranged to the pinion gear being optionally rotatably connected with electro-motor.Differential mechanism with
Torque transmitting relationship is arranged between pinion gear and the second driver circuit of power drive system, for being driven in pinion gear and second
Rotation torque is distributed between the wheel on moving-wire road.First planetary gear set is arranged on electronic horse with the torque transmitting relationship of selectivity
Up between pinion gear.Second planetary gear set is arranged on the first planetary gear set and small tooth with the torque transmitting relationship of selectivity
Between wheel.Jaw clutch device assembly is placed between pinion gear and planetary gear set with torque transmitting relationship.The jaw clutch group
Part can move between the first location and the second location, wherein in first position, the rotation torque from electro-motor passes through
First planetary gear set and jaw clutch component passes are to pinion gear, so that with the first predetermined driving than the second drives line of driving
The wheel on road, and pass through two planetary gear sets and jaw clutch group in the second place, the rotation torque from electro-motor
Part is transferred to pinion gear, so that with the second wheel of the predetermined driving than driving the second driver circuit.
In addition, the present invention relates to a kind of power drive system, it includes：The first driver circuit with pair of wheels；
The second driver circuit with second pair of wheel；Basic propulsion system, it is used for producing rotation torque and only passing rotation torque
It is handed to the pair of wheels of the first driver circuit；And secondary propulsion system (SPS), it is used for producing rotation torque and by rotation torque
Only it is transferred to second pair of wheel of the second driver circuit.Secondary propulsion system (SPS) includes electric drive unit, electric drive unit tool
There is the electro-motor for optionally producing rotation torque and be arranged to optionally be rotatably connected with electro-motor small
Gear.Differential mechanism is arranged between pinion gear and second pair of wheel with torque transmitting relationship, in pinion gear and second pair of car
Rotation torque is distributed between wheel.First planetary gear set is arranged on electro-motor and pinion gear with the torque transmitting relationship of selectivity
Between.Second planetary gear set is arranged between the first planetary gear set and pinion gear with the torque transmitting relationship of selectivity.Pawl
Formula clutch pack is placed between pinion gear and planetary gear set with torque transmitting relationship.The jaw clutch device assembly can be
Moved between one position and the second place, wherein in first position, the rotation torque from electro-motor passes through the first planet tooth
Wheel group and jaw clutch component passes are to pinion gear, so that second pair of wheel is driven with the first predetermined driving ratio, and second
Position, the rotation torque from electro-motor by two planetary gear sets and jaw clutch component passes to pinion gear, from
And with the second predetermined driving than second pair of wheel of driving.
In this way, electric drive unit of the invention is by making it possible in the car with simple and space-efficient
Mode implements battery-driven electric propulsion system and considerably enhances the performance of vehicle driveline.It is in addition, of the invention
Provide and strengthen vehicle characteristics and feature（Such as torque vector control and regenerative braking）While provide fuel economy and car
Significantly improved chance in terms of stroke, acceleration and turn stability.In addition, the present invention can be on a variety of different types of
Power drive system uses, and can encapsulate or additionally implement in a number of different manners.Further, present invention drop
Low have excellent working characteristics（Such as high efficiency, the weight of attenuating and improved discharge）, component encapsulation, component life and
The manufacture cost and complexity of the vehicle of vehicle handling quality.
Brief description of the drawings
Other objects of the present invention, feature and advantage will be found, easily, because these objects, features and advantages will be
Become better understood after following description is read in conjunction with the figure, in the accompanying drawings：
Fig. 1 is that the signal for the vehicle driveline for including electric drive unit according to embodiment of the present invention is mild-natured
Face figure；
Fig. 2 is the sectional view of electric drive unit according to embodiment of the present invention, is illustrated at high gear configuration；
Fig. 3 is the sectional view of the electric drive unit of Fig. 2, is illustrated at neutral gear configuration；
Fig. 4 is the sectional view of electric drive unit according to embodiment of the present invention, is illustrated at low gear configuration.
Embodiment
Referring now to attached drawing, wherein similar label refers to similar structure, car is schematically shown with 10 in Fig. 1
Power drive system.Power drive system 10 includes the first driver circuit 12 and the second driver circuit 14.Illustrate herein
In representative embodiments, the first driver circuit 12 includes first pair of opposite wheel 16, and the second driver circuit 14 includes
Second pair of opposite wheel 18.It will be appreciated by those of ordinary skill in the art that this is usually used in motor vehicles application
Conventional " four-wheel " Car design.However, it will be noted that, vehicle can include having any suitable number from following mobile
Any amount of driver circuit of the wheel of amount is made without departing from the scope of the present invention.Power drive system 10, which further includes, to be promoted mainly into being
System 20 and secondary propulsion system (SPS) 22.Basic propulsion system 20 is used for producing rotation torque and rotation torque being transferred to the first drives line
The pair of wheels 16 on road 12.Similarly, and as described in more detail below, secondary propulsion system (SPS) 22 is used for producing rotation
Moment of torsion and second pair of wheel 18 that rotation torque is transferred to the second driver circuit 14.
In the representative illustration shown in Fig. 1, basic propulsion system 20 is embodied as in the routine that is rotatably connected with speed changer 26
Burn engine 24.Engine 24 produces rotation torque, which is optionally transferred to speed changer 26, speed changer 26 after
And rotation torque is transferred to pair of wheels 16.Speed changer 26 makes rotary speed and the multiple torque of the generation of engine 24, and
Rotation is transferred to wheel 16, so as to drive vehicle to run.For this reason, the first driver circuit 12 is included the rotation from speed changer 26
Torque is transferred to a pair of of continuous variable connector 28 of pair of wheels 16（Schematically show）.Those of ordinary skill in the art
It will be recognized that the engine 24 and speed changer 26 of basic propulsion system 20 belong in conventional " horizontal front-wheel drive " powertrain
The type used in system 10.In addition, it will be appreciated that engine 24 and/or speed changer 26 can be any suitable types,
By be enough to produce rotation torque and by rotation torque be transferred to the first driver circuit 12 it is any suitable in a manner of construct without inclined
From the scope of the present invention.In addition, it will be appreciated that basic propulsion system 20 can construct by different way, or omit completely, this
Without departing from the scope of the present invention.As non-limiting example, basic propulsion system 20 can use commonly called in correlation technique
" hybrid power engine ", wherein, be transferred to the rotation torque of the first driver circuit 12 by engine 24 and one or more
A independent electro-motor（It is not shown, but this area is conventional well-known）Produce.
As previously mentioned, power drive system 10 further includes secondary propulsion system (SPS) 22.In the representative illustration shown in Fig. 1
In, secondary propulsion system (SPS) 22 is embodied as substantially with 30 electric drive units represented according to the present invention.It will such as be retouched from hereafter follow-up
Recognized in stating, electric drive unit 30 can be used on the vehicle driveline 10 of any appropriate type, using or
Person is without using conventional explosive motor 24, this is all without departing from the scope of the present invention.As an example, it is conceivable that basic propulsion system
20 and secondary propulsion system (SPS) 22 can be implemented as independent electric drive unit 30.Similarly, power drive system 10 promote mainly into
System 20 can be completely omitted.In addition, although the present invention is suitable for using with riding motor vehicles, it will be appreciated that electricity drives
Moving cell 30 can on any appropriate type the vehicles such as heavy truck, train, aircraft, ship, Construction traffic or set
Standby, military vehicle, recreation vehicle or the vehicles use that can benefit from any other type that electrical driving torque produces.
Referring now to Fig. 2 to Fig. 4, electric drive unit 30 of the invention includes electro-motor 32, pinion gear 34, differential mechanism
36th, the first planetary gear set 38, the second planetary gear set 40 and jaw clutch device assembly 42.The representativeness illustrated herein is shown
In example, electric drive unit 30 further includes support, limits and/or be operatively attached to the main casing of each in these components
44, as described in more detail below.
Electro-motor 32 is for example by generally with the 46 one or more bearings referred to（See Fig. 2）It is supported on main casing 44
In.Electro-motor 32 plays optionally generation for driving the rotation torque of second pair of wheel 18 of the second driver circuit 14
Effect, as described in more detail below.For this reason, in an embodiment of the invention, secondary propulsion system (SPS) 22 includes battery
48 and controller 50, battery 48 and controller 50 all with electric drive unit 30（See Fig. 1）It is electrically connected.Battery 48 is used for electronic horse
Power up to 32 so that its work, and can have any suitable type, size or configuration.Controller 50 --- sometimes in phase
Be known as " electronic control module " in the technology of pass --- be electrically connected with electro-motor 32, and can be configured to adjust, activate or with
Other modes control claw clutch pack 42, so as to control the rotation torque between electro-motor 32 and second pair of wheel 18 to pass
Pass, as described in more detail below.Advantageously, secondary propulsion system (SPS) 22 may be configured so that electro-motor 22 also serve as
Such as the generator to be charged by regenerative braking to battery 48.In addition it is also contemplated that, battery 48 can be in vehicle parking
While utilize correlation technique in known so-called " plug-in hybrid " technology be electrically charged.
It is enough to produce rotation torque using the power from battery 48 it will be appreciated that electro-motor 32 can have
Any suitable type or configuration are made without departing from the scope of the present invention.As non-limiting example, alternatively it is conceivable to can will be electronic
Motor 32 is embodied as DC traction motors or AC induction motors.As will be recognized from subsequent descriptions hereafter, power can be based on
The carrying out practically demand of transmission system 10 determines electricity such as speed, vehicle own wt, payload capability, running environment
The specific configuration of dynamic motor 32.
As previously mentioned, electric drive unit 30 includes being arranged to the pinion gear being connected with 32 selective rotation of electro-motor
34.Pinion gear 34 for example passes through one or more bearings 46（See Fig. 2）It is supported in main casing 44.More specifically, pinion gear 34
Including pinion gear teeth 52 and pinion shaft 54.Pinion shaft 54 is attached to pinion gear teeth 52 and is rotated together with pinion gear teeth 52,
And it is arranged to optionally be rotatably connected with jaw clutch device assembly 42.Pinion gear teeth 52 is arranged to differential mechanism 36 engagingly
Engagement, to transmit moment of torsion between the wheel 18 of 32 and second driver circuit 14 of electro-motor.For this reason, differential mechanism 36 is passed with moment of torsion
The relation of passing is placed between pinion gear 34 and the second driver circuit 14 of power drive system 10, for being driven in pinion gear 34 and second
Rotation torque is distributed between the wheel 18 on moving-wire road 14.More specifically, differential mechanism 36 includes ring 56, a pair of of output shaft 58 and big
The 60 differential mechanism sub-components referred to of body.The support of ring 56 is engagingly to be engaged with pinion gear teeth 52.Therefore, ring 56 support be with it is small
Gear 34 rotatably connects.Similarly, the output shaft 58 of differential mechanism 36 for example passes through bearing 46（See Fig. 2）Respective rotatable twelve Earthly Branches
Support is each configured to rotatably be connected with one of wheel 18 of the second driver circuit 14 in differential mechanism 36.For this reason,
In one embodiment, the output of each output shaft 58 of the electric drive unit 30 including being operatively attached to differential mechanism 36 is convex
Edge 62（See Fig. 1）.Output flange 62 is easy to for example be simply connected to second pair of wheel by another group of continuous variable connector 28
18.However, it will be appreciated by those of ordinary skill in the art that electric drive unit 30 can be by being enough the rotation from output shaft 58
Any suitable mode that torque is transferred to second pair of wheel 18 of the second driver circuit 14 designs, using or without using defeated
Go out flange 62, this is all without departing from the scope of the present invention.
Differential mechanism sub-component 60 also for example passes through bearing 46 by differential mechanism 36（See Fig. 2）It is pivotably supported, and is used for
Rotation torque is distributed between ring 56 and output shaft 58, as previously mentioned.Although the differential mechanism sub-component 60 illustrated here has
There is conventional configuration and distribute moment of torsion using helical gear be arranged between the wheel 18 of the second driver circuit 14（Without detailed
Show, but this area is conventional well-known）, but it will be appreciated by those of ordinary skill in the art that differential mechanism sub-component 60 can be with
Be enough between the wheel 18 of 34 and second driver circuit 14 of pinion gear distribute rotation torque any appropriate type or
Configuration is made without departing from the scope of the present invention.As non-limiting example, differential mechanism 36 can have so-called " limit is slided " configuration, this
Kind of configuration using the arrangement of commonly called " moment of torsion sensing " gear and/or one or more friction clutch packs to make a reservation for or
The adjustable mode of selectivity（It is not shown, but this area is conventional well-known）Between the wheel 18 for controlling the second driver circuit 14
Moment of torsion distribution.
As previously mentioned, electric drive unit 30 further includes a pair of of planetary gear set 38,40.First planetary gear set 38 with
The torque transmitting relationship of selectivity is arranged between electro-motor 32 and pinion gear 34.Similarly, the second planetary gear set 40 with
The torque transmitting relationship of selectivity is arranged between the first planetary gear set 38 and pinion gear 34.In addition, jaw clutch device assembly
42 are placed between pinion gear 34 and planetary gear set 38,40 with torque transmitting relationship.Jaw clutch device assembly 42 can be selective
Ground is in first position 42A（See Fig. 2）With second place 42B（See Fig. 4）Between move.In one embodiment, jaw clutch
Device assembly 42 can also be selectively moved to the third place 42C（See Fig. 3）, as described in more detail below.Work as jaw clutch
When device assembly 42 is in first position 42A（See Fig. 2）, the rotation torque from electro-motor 32 passes through 38 He of the first planetary gear
Jaw clutch device assembly 42 is transferred to pinion gear 34, so as to drive the car of the second driver circuit 14 than DR1 with the first predetermined driving
Wheel 18, as described in more detail below.On the contrary, when jaw clutch device assembly 42 is in second place 42B（See Fig. 4）, come
Also it is transferred to from the rotation torque of electro-motor 32 by two planetary gear sets 38,40 and by jaw clutch device assembly 42
Pinion gear 34, so as to drive the wheel 18 of the second driver circuit 14, following article more detailed description than DR2 with the second predetermined driving
's.
First planetary gear set 38 includes the first sun gear 64, multiple the with meshing relation and the setting of the first sun gear 64
One planetary gear 66 and the first planet carrier 68 for supporting the first planetary gear 66.When jaw clutch device assembly 42 is in first
During the 42A of position（See Fig. 2）, the first planet carrier 68 simultaneously rotates with pinion gear 34.In one embodiment, electro-motor 32
Including substantially with 70 motor output shafts referred to, wherein motor output shaft 70 for example passes through its with the first planetary gear set 38
Bonding engagement between one sun gear 64（It is not illustrated in detail, but it is generally known in correlation technique）Operatively it is attached
To the first sun gear 64.Therefore, the output shaft 70 of electro-motor 32 is attached to the first sun gear 64 of the first planetary gear set 38
And rotated at the same time with the first sun gear 64.However, it will be appreciated by those of ordinary skill in the art that the first sun gear 64 can with appoint
What suitable mode is operatively attached to electro-motor 32 and is made without departing from the scope of the present invention.In addition, it will be appreciated that the
One planetary gear set 38 can be rotated by being enough optionally to transmit between electro-motor 32 and pinion gear 34 as previously described
The various ways of moment of torsion is made without departing from the scope of the present invention to construct.
In one embodiment, the second planetary gear set 40 include the second sun gear 72, with meshing relation and second too
Second planet carrier 76 of the second planetary gear 74 of multiple second planetary gears 74 and support that sun wheel 72 is set.When claw from
When clutch component 42 is in second place 42B（See Fig. 4）, the second planet carrier 76 simultaneously rotates with pinion gear 34.It will be recognized that
, the second planetary gear set 40 can be by being enough optionally in the first planetary gear set 38 and pinion gear 34 as previously described
Between transmit rotation torque various ways be made without departing from the scope of the present invention to construct.
In the representative embodiments of the discribed electric drive units 30 of Fig. 2 to Fig. 4, the of the second planetary gear set 40
Two sun gears 72 and the first planet carrier 68 of the first planetary gear set 38 are integrally formed.It will be appreciated that the configuration is favourable
Ground optimizes the overall package size of electric drive unit 30 and helps to simplify component assembling during manufacture.Similarly, exist
In one embodiment, the first planetary gear set 38 and the second planetary gear set 40 are all engagingly engaged with public gear ring 78, tooth
Circle 78 after and be supported in main casing 44, thus further simplify assembling electric drive unit 30 complexity.However, ability
Domain skilled artisan will realize that, planetary gear set 38,40 can be appointed by be enough to cooperate with jaw clutch device assembly 42
What appropriate mode is arranged or in addition constructed, to realize the rotation torque between electro-motor 32 and pinion gear 34 as previously described
Selectivity is transmitted and is made without departing from the scope of the present invention.
It will be appreciated that planetary gear set 38,40 and differential mechanism 36 can be individually configured to adjust by electro-motor 32
The rotary speed of generation and/or moment of torsion are to realize the rotation torque transmission of the wheel 18 to the second driver circuit 14, enabling
Particularly advantageous 32 service condition of electro-motor is used under specific preset vehicle service condition, thus optimizes whole power and passes
The efficiency of dynamic system 10.Specifically, the ring 56 of differential mechanism 36 and the pinion gear teeth 52 of pinion gear 34 limit differential mechanism reduction gearing
Than GRD, the first sun gear 64 of the first planetary gear set 38 and the first planetary gear 66 limit the first reduction gear ratio GR1, and
And second planetary gear set 40 the second sun gear 72 and the second planetary gear 74 limit the second reduction gear ratio GR2.First drives
The dynamic product for being equal to differential mechanism reduction gear ratio GRD and the first reduction gear ratio GR1 than DR1.Kind of different mode is changed to express,
That is DR1=GRD*GR1.Similarly, second driving than DR2 be equal to differential mechanism reduction gear ratio GRD, the first reduction gear ratio GR1 with
And second reduction gear ratio GR2 product.Kind of different mode is changed to express, i.e. DR2=GRD*GR1*GR2.Therefore, these compare
It can be adjusted according to the application of power drive system 10, it is possible thereby to having in weight, maximum speed, acceleration etc.
The vehicle that difference requires realizes different ratios.It has been found by the inventor that 2.6:1 to 5.0:First between 1 slows down
Gear ratio GR1,2.6:1 to 5.0:The second reduction gear ratio GR2 and 2.5 between 1:1 to 4.0:Differential mechanism between 1 slows down
Gear ratio is particularly advantageous to the power drive system 10 implemented on riding automotive vehicle driveline 10, because in totality
Realized between part dimension and encapsulation complexity, speed and payload capability and efficient motor operation scope utilization rate
Sufficiently balance.In one embodiment, the first reduction gear ratio GR1 is equal to the second reduction gear ratio GR2.It is different to change kind
Mode is expressed, i.e. GR1=GR2.
It will be appreciated that previously described configuration of the driving than DR1, DR2 realize electric drive unit 30 claw from
Clutch component 42 is in first position 42A（See Fig. 2）When so-called " high gear " and jaw clutch device assembly 42 be in second
Put 42B（See Fig. 4）When " low gear " between selectivity operation.As previously mentioned, in one embodiment, claw
Clutch pack 42 can also be selectively moved to the third place 42C, and in the third place 42C, rotation torque is electronic
Interrupted between motor 32 and pinion gear 34（See Fig. 3）.It will be appreciated by those of ordinary skill in the art that electro-motor 32 and pinion gear
Interruption between 34 defines so-called " neutral gear " or " idle running (free-wheel) " configuration, and this configuration can be in particular type
Power drive system 10 in implement, such as to electro-motor 32 using DC traction motor configurations power drive system 10, by
This third place 42C can be used for by reducing under of a relatively high speed or during other preset vehicle service conditions
Counter electromotive force（Sometimes it is known as in the related art " counter electromotive force (back EMF) "）To improve the efficiency of the second driver circuit 14.
However, it will be appreciated by those of ordinary skill in the art that according to the specific requirements of power drive system 10, jaw clutch device assembly 42
The scope of the present invention can be effected without departing from the case of not single the third place 42C.
In order to realize movement of the jaw clutch device assembly 42 between position 42A, 42B, 42C, electric drive unit 30 can be with
Including substantially with 80 actuators referred to.As shown in Figures 2 to 4, actuator 80 is supported in main casing 44 and for making cunning
Moving part 82 moves, and sliding part 82 then makes jaw clutch device assembly 42 be moved between position 42A, 42B, 42C.It is all spreading all over
In representative embodiments shown in attached drawing, actuator 80 is embodied as example by pressurized hydraulic stream（It is not illustrated in detail, but
It is generally known in correlation technique）Plug (ram) is hit come what is activated.However, it will be appreciated by those of ordinary skill in the art that actuating
Device 80 can be any suitable type or the structure for being enough to make jaw clutch device assembly 42 move between position 42A, 42B, 42C
Type is made without departing from the scope of the present invention.As non-limiting example, actuator 80 can be driven by controller 50 it is electronic
Linear actuators（See Fig. 1；It is not illustrated in detail, but it is generally known in correlation technique）.
As it was previously stated, the selectively activated of actuator 80 has pushed sliding part 82, sliding part 82 then makes jaw clutch
Component 42 moves between position 42A, 42B, 42C.For this reason, in one embodiment, jaw clutch device assembly 42 includes connecing
Mouth connector 84, first engages connector 86, second and engages connector 88 and collar assemblies 90.The operability of interface connector 84
Ground is attached to pinion shaft 54 and with pinion shaft 54 while rotating.Collar assemblies 90 be operatively attached to sliding part 82 and with
Sliding part 82 rotates at the same time（Compare Fig. 2 to Fig. 4）.First engagement connector 86 is operatively attached to the first planetary gear set 38
The first planet carrier 68 and rotated at the same time with the first planet carrier 68.Similarly, the second engagement connector 88 is operatively attached to
Second planet carrier 76 of the second planetary gear set 40 simultaneously rotates at the same time with the second planet carrier 76.Collar assemblies 90, which have, substantially to be used
The internal tooth device that 90A is referred to, and each there is connector 84,86,88 external tooth substantially referred to respectively with 84A, 86A, 88A to fill
Put.When sliding part 82 moves between position 42A, 42B, 42C, internal tooth device 90A and the interface connector of collar assemblies 90
84 external tooth device 84A engagements are simultaneously advanced along external tooth device 84A.When sliding part 82 makes jaw clutch device assembly 42 be moved to
During one position 42A, the internal tooth device 90A of the lantern ring 90 simultaneously engages the engagements of external tooth device 84A and first of interface connector 84
The external tooth device 86A of connector 86（See Fig. 2）.Similarly, when sliding part 82 makes jaw clutch device assembly 42 be moved to second
When putting 42B, the internal tooth device 90A of the lantern ring 90 simultaneously engages the engagement connections of external tooth device 84A and second of interface connector 84
The external tooth device 88A of part 88（See Fig. 4）.Further, when sliding part 82 makes jaw clutch device assembly 42 be moved to the third place
During 42C, the external tooth device 84A of the internal tooth device 90A engagement interfaces connector 84 of the lantern ring 90 simultaneously engages connector 86 with first
The external tooth device 88A of the engagement connectors 88 of external tooth device 86A and second is spaced apart（See Fig. 3）.Those of ordinary skill in the art will
Recognize, jaw clutch device assembly 42 described herein is bonded on pinion gear by the interference of tooth device 84A, 86A, 88A, 90A
Rotation torque is transmitted between 34 and planetary gear set 38,42.This configuration significantly avoid the friction parasitic loss in work
And the efficiency of electric drive unit 30 is contributed to improve.In addition, it will be appreciated that small using being enough to realize by interference engagement
Any appropriate arrangement or component combination of the selectivity transmission of rotation torque between gear 34 and planetary gear set 38,42,
Jaw clutch device assembly 42 can be supported, construct or additionally oriented by various ways, without departing from the present invention
Scope.In one embodiment, engage connector 86,88 in each include substantially with 92 references synchronizers,
It is smooth with the lantern ring 90 for promoting when sliding part 82 makes jaw clutch device assembly 42 be moved between position 42A, 42B, 42C
Engagement（It is not illustrated in detail, but it is commonly known in the art）.
In this way, electric drive unit 30 of the invention and power drive system 10 are by realizing battery-driven electricity
Simple and space-efficient the implementation of secondary propulsion system (SPS) 22 and significantly improve the performance of vehicle.Specifically, it will be recognized that
, the present invention allows vehicle to benefit from the advantages of routinely retaining motor vehicle driven by mixed power or electric vehicle, such as regeneration is made
The dynamic and response torque availability under large-scale running velocity.Therefore, there are other routines of explosive motor 24
" four-wheel drive " vehicle can be in a manner of simple and cost be efficient equipped with electric drive unit 30 according to the present invention, at the same time
Significantly improving in terms of offer fuel economy/stroke, acceleration, tractive force and " four-wheel drive " feature.It is in addition, of the invention
Electric drive unit 30 and power drive system 10 reduce manufacture with excellent operation characteristic such as high efficiency, mitigate weight
Amount and improved discharge, component encapsulation, component life and vehicle handling quality vehicle cost and complexity.
By exemplary approach, the invention has been described.It should be appreciated that the term used is intended to substantially understand
To be as description and unrestricted.According to teachings above, many modifications and variations of the invention are possible.Therefore, in appended power
In the range of profit requires, the present invention can be implemented by way of than as specifically described.
Claims (15)
1. a kind of electric drive unit for being used in power drive system, the power drive system includes the first drives line
Road and the second driver circuit and the basic propulsion system for transmitting rotation torque to first driver circuit, described second drives
Moving-wire road includes pair of wheels, and the electric drive unit includes：
For optionally producing the electro-motor of rotation torque；
It is arranged to the pinion gear being optionally rotatably connected with the electro-motor；
Differential mechanism, the differential mechanism are arranged on described the of the pinion gear and the power drive system with torque transmitting relationship
Between two driver circuits, for distributing rotation torque between the wheel of the pinion gear and second driver circuit；
First planetary gear set, first planetary gear set are arranged on the electro-motor with the torque transmitting relationship of selectivity
Between the pinion gear；
Second planetary gear set, second planetary gear set are arranged on first planet with the torque transmitting relationship of selectivity
Between gear set and the pinion gear；And
Jaw clutch device assembly, the jaw clutch device assembly with torque transmitting relationship be placed in the pinion gear with described first and
Between second planetary gear set, wherein the jaw clutch component can move between the first location and the second location, its
In in the first position, the rotation torque from the electro-motor by first planetary gear set and the claw from
Clutch component passes are to the pinion gear, so that with the first wheel of the predetermined driving than driving second driver circuit, and
The second place, the rotation torque from the electro-motor pass through two planetary gear sets and the jaw clutch group
Part is transferred to the pinion gear, so that with the second wheel of the predetermined driving than driving second driver circuit.
2. electric drive unit according to claim 1, further includes and supports first planetary gear set and second row
The public gear ring of star gear set.
3. electric drive unit according to claim 1, wherein, first planetary gear set include the first sun gear, with
Multiple first planetary gears and support described first planetary first that meshing relation is set with first sun gear
Planet carrier；And wherein, when the jaw clutch device assembly is in the first position, first planet carrier with it is described small
Gear simultaneously rotates.
4. electric drive unit according to claim 3, wherein, first sun gear is operatively attached to described electronic
Motor.
5. electric drive unit according to claim 3, wherein, second planetary gear set include the second sun gear, with
Multiple second planetary gears and support described second planetary second that meshing relation is set with second sun gear
Planet carrier；And wherein, when the jaw clutch device assembly is in the second place, second planet carrier with it is described small
Gear simultaneously rotates.
6. electric drive unit according to claim 5, wherein, first planet carrier of first planetary gear set with
Second sun gear of second planetary gear set is integrally formed.
7. electric drive unit according to claim 1, wherein, the jaw clutch device assembly can be selectively moved to
The third place, wherein in the third place, the rotation torque between the electro-motor and the pinion gear is interrupted.
8. electric drive unit according to claim 1, further includes for making the jaw clutch device assembly selectivity in institute
The actuator that rheme moves between putting.
9. electric drive unit according to claim 1, wherein, it is to be rotated with the pinion gear that the differential mechanism, which has support,
The ring of connection.
10. electric drive unit according to claim 9, wherein, the ring and the pinion gear limit differential mechanism reducing gear
Ratio is taken turns, first planetary gear set limits the first reduction gear ratio, and second planetary gear set limits second and slows down
Gear ratio；And
Wherein, the product of first driving than being equal to the differential mechanism reduction gear ratio and first reduction gear ratio, and
And second driving is than being equal to the differential mechanism reduction gear ratio, first reduction gear ratio and second reducing gear
Take turns the product of ratio.
11. electric drive unit according to claim 10, wherein, first reduction gear ratio is equal to described second and slows down
Gear ratio.
12. a kind of power drive system, including：
The first driver circuit with pair of wheels；
The second driver circuit with second pair of wheel；
Basic propulsion system, the basic propulsion system are used for producing rotation torque and rotation torque being only transferred to described first driving
The pair of wheels on moving-wire road；And
Secondary propulsion system (SPS), the secondary propulsion system (SPS) are used for producing rotation torque and rotation torque are only transferred to described the
Second pair of wheel of two driver circuits, the secondary propulsion system (SPS) include electric drive unit, and the electric drive unit has：
For optionally producing the electro-motor of rotation torque；
It is arranged to the pinion gear being optionally rotatably connected with the electro-motor；
Differential mechanism, the differential mechanism are arranged between the pinion gear and second pair of wheel with torque transmitting relationship, are used for
Rotation torque is distributed between the pinion gear and second pair of wheel；
First planetary gear set, first planetary gear set are arranged on the electro-motor with the torque transmitting relationship of selectivity
Between the pinion gear；
Second planetary gear set, second planetary gear set are arranged on first planet with the torque transmitting relationship of selectivity
Between gear set and the pinion gear；And
Jaw clutch device assembly, the jaw clutch device assembly with torque transmitting relationship be placed in the pinion gear with described first and
Between second planetary gear set, wherein the jaw clutch component can move between the first location and the second location, its
In in the first position, the rotation torque from the electro-motor by first planetary gear set and the claw from
Clutch component passes are to the pinion gear, so that with first predetermined driving second pair of wheel more described than driving, and in the second place,
Rotation torque from the electro-motor by two planetary gear sets and the jaw clutch component passes extremely
The pinion gear, so that with the second predetermined driving than driving second pair of wheel.
13. power drive system according to claim 12, wherein, the secondary propulsion system (SPS) includes and the electric drive
The battery that the electro-motor of unit is electrically connected.
14. power drive system according to claim 12, wherein, the basic propulsion system includes explosive motor.
15. power drive system according to claim 12, wherein, the basic propulsion system is further driven by another electricity
Moving cell limits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610963203.XA CN108016285A (en) | 2016-11-04 | 2016-11-04 | Electric drive unit and the power drive system including electric drive unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610963203.XA CN108016285A (en) | 2016-11-04 | 2016-11-04 | Electric drive unit and the power drive system including electric drive unit |
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| CN108016285A true CN108016285A (en) | 2018-05-11 |
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ID=62084273
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610963203.XA Pending CN108016285A (en) | 2016-11-04 | 2016-11-04 | Electric drive unit and the power drive system including electric drive unit |
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| CN107152507A (en) * | 2016-03-03 | 2017-09-12 | 博格华纳公司 | Electronic a11wheel drive two speed separate double reduction planetary gear |
| WO2022007606A1 (en) * | 2020-07-06 | 2022-01-13 | Ningbo Geely Automobile Research & Development Co., Ltd. | A method for operating a vehicle drivetrain |
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| WO2022007606A1 (en) * | 2020-07-06 | 2022-01-13 | Ningbo Geely Automobile Research & Development Co., Ltd. | A method for operating a vehicle drivetrain |
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