CN109501578A - A kind of auxiliary transmission, hybrid power assembly device and control method, automobile - Google Patents
A kind of auxiliary transmission, hybrid power assembly device and control method, automobile Download PDFInfo
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- CN109501578A CN109501578A CN201710833760.4A CN201710833760A CN109501578A CN 109501578 A CN109501578 A CN 109501578A CN 201710833760 A CN201710833760 A CN 201710833760A CN 109501578 A CN109501578 A CN 109501578A
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- power
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- engine
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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
- B60K6/42—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
- B60K6/44—Series-parallel type
- B60K6/445—Differential gearing distribution type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W20/00—Control systems specially adapted for hybrid vehicles
- B60W20/20—Control strategies involving selection of hybrid configuration, e.g. selection between series or parallel configuration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W20/00—Control systems specially adapted for hybrid vehicles
- B60W20/40—Controlling the engagement or disengagement of prime movers, e.g. for transition between prime movers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2710/00—Output or target parameters relating to a particular sub-units
- B60W2710/02—Clutches
- B60W2710/021—Clutch engagement state
-
- 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
Abstract
The present invention discloses a kind of auxiliary transmission, hybrid power assembly device and control method, automobile.The auxiliary transmission includes: sun gear, and driving side is equipped with first power input shaft being laid on first axle；Planet carrier, is set to the slave end of sun gear, and the slave end of planet carrier is equipped with a power output shaft；Planetary gear is rotatablely arranged on planet carrier, planetary gear and sun gear external toothing；Gear ring is set to the slave end of planet carrier, and the inner ring of gear ring and planetary gear internal messing, and planetary gear is by sun wheel drive rotation, and planetary gear revolves along the inner ring of gear ring, the revolution driving planet carrier of planetary gear and power output shaft rotation；Second power input shaft, is laid in second axis；Power transmission component connects the second power input shaft, and engages with the outer ring of gear ring, and gear ring drives planetary gear to revolve along the outer ring of sun gear；And clutch, connect gear ring and power output shaft, for separating or engaging gear ring and power output shaft.
Description
Technical field
The present invention relates to a kind of auxiliary transmission, the hybrid power assembly device with the auxiliary transmission, the hybrid power are total
Control method at device and the automobile with the hybrid power assembly device.
Background technique
In order to cope with the pressure of increasingly increased environmental protection, energy-saving and emission-reduction, major motor corporation is each arrogant in the world
Power develops new-energy automobile, and the technology of use is also to be not quite similar.Currently, new-energy automobile mainly includes pure electric automobile, increases
Other new-energy automobiles such as formula electric car, hybrid vehicle, fuel cell electric vehicle, hydrogen engine automobile.Wherein,
Hybrid vehicle is possessing smooth acceleration, splendid due to possessing " engine " and " motor " two big power source simultaneously
Quiet property while, the characteristics of also having taken into account low oil consumption, low emission.And hybrid vehicle is without fully relying on outside
Charging is to maintain to run, and identical with general-utility car in terms of driving with daily maintenance, this is in current charging pile and electricity
In the infrastructure constructions not perfect enough stages such as pond recycling, more conscientiously may be used for the new-energy automobile for the other forms that compare
Row.
The mode of the realization hybrid power of existing hybrid vehicle is more various, wherein widely used main
There are THS (Toyota Hybrid System), the i-MMD of Honda Motors Co. and the General Motors Corporation of Toyota Motor Corporation
Voltec.However, the prior art has at least the following problems: with existing traditional power on the Development of HEV Technology of these existing mainstreams
System compatibility is poor, can not the traditional power automobile to current storage be transformed, to achieve energy-saving and emission reduction purposes；At
This is high, it usually needs two or more motor and sufficiently complex control system；It can not be existing by utilizing
Traditional power automobile high reliability advantage and existing investment reduce the production cost of hybrid vehicle.
Summary of the invention
For the defects in the prior art, the object of the present invention is to provide a kind of auxiliary transmissions, hybrid power assembly device
And control method, automobile.
A kind of auxiliary transmission is provided according to an aspect of the present invention, and the auxiliary transmission includes: sun gear, the sun
The driving side of wheel is equipped with first power input shaft being laid on first axle；Planet carrier, be set to the sun gear from
The slave end of dynamic side, the planet carrier is equipped with a power output shaft；Planetary gear is rotatablely arranged on the planet carrier, institute
State planetary gear and the sun gear external toothing；Gear ring is set to the slave end of the planet carrier, and the inner ring of the gear ring and institute
Planetary gear internal messing is stated, the planetary gear is by the sun wheel drive rotation, and the planetary gear is along the gear ring
Circle revolves, and the revolution of the planetary gear drives the planet carrier and power output shaft rotation；Second power input shaft,
It is laid in second axis；Power transmission component, the power transmission component connect second power input shaft, and described dynamic
Power transmission part is engaged with the outer ring of the gear ring, and it is public that the gear ring drives the planetary gear to carry out along the outer ring of the sun gear
Turn；And clutch, connect the gear ring and the power output shaft, defeated for separating or engaging the gear ring and the power
Shaft.
Preferably, the power transmission component is a gear, and the gear connects second power input shaft, and engages
The outer ring of the gear ring.
Preferably, the sun gear, planetary gear, gear ring and gear are engaged in same plane.
Preferably, the power transmission component is a chain or belt, and the chain or belt engage the outer of the gear ring
Circle, and the chain or belt and second power input shaft are sequentially connected.
Preferably, the axis and gear ring of the axis of the planetary gear, the axis of the first power input shaft, power output shaft
Axis axis it is parallel.
Preferably, the axis of the axis of the axis of second power input shaft and the planetary gear, the first power input shaft
The axis of line, the axis of power output shaft and gear ring is parallel.
A kind of hybrid power assembly device, the hybrid power assembly device are also provided according to another aspect of the present invention
It include: above-mentioned auxiliary transmission；First power input unit, is connected with the sun gear, by power transmission to the sun
Wheel；And the second power input unit, it is connected with the power transmission component, is passed power by the power transmission component
Transport to the gear ring.
Preferably, the first power input unit includes engine and speed changer, the engine and the speed changer
It is connected, the speed changer is connected with the sun gear；The second power input unit includes motor and control unit,
The motor connects the power transmission component, and described control unit connects the motor and the clutch, simultaneously
Control the operation of the motor and the folding of the clutch.
Preferably, the first power input unit includes motor and control unit, and the motor connection is described too
Sun wheel, described control unit connects the motor and the clutch, while controlling operation and the institute of the motor
State the folding of clutch；The second power input unit includes engine and speed changer, the engine and the speed changer
It is connected, the speed changer is connected with the power transmission component.
A kind of control method of above-mentioned hybrid power assembly device is also provided according to a further aspect of the invention, it is described
Control method include the following steps: power battery off-capacity starting or run at a low speed in the stage, control clutch open,
The advanced action edge output of engine, motor carry out reversion charging under the power output of engine, rotate forward again after charging complete
Power output, engine stop operation.
Preferably, the control method included the following steps: within the idling stage, control clutch open, engine into
Action edge output, motor reversion power generation；Power battery capacity abundance starting or run at a low speed in the stage, control clutch
It opens, motor rotates forward power output, engine stop operation；Within the normally travel stage of power battery capacity abundance, control
Clutch processed is opened, and motor is out of service after turning to the first revolving speed, when the revolving speed of planet carrier and the revolving speed of gear ring are identical
When, clutch switchs to engagement state by opening state, by motor power output again；In the normal of power battery off-capacity
In travel phase, control clutch is opened, and motor is out of service after turning to the second revolving speed, when the revolving speed and tooth of planet carrier
When the revolving speed of circle is identical, clutch switchs to engagement state by opening state, carries out power output, simultaneously to motor by engine
It charges；In boost phase, control clutch is engaged, by engine and the common output power of motor；In the reverse gear stage
Interior, control clutch is opened, motor Reverse Power exports, engine stop operation；Within the decelerating phase, control clutch is connect
It closes, engine participates in braking, motor rotating forward power generation；Within the deboost phase, control clutch is opened, engine is not involved in system
It is dynamic, motor reversion power generation.
A kind of automobile is also provided according to a further aspect of the invention, and the automobile includes above-mentioned hybrid power assembly dress
It sets.
Compared with the prior art, auxiliary transmission provided in an embodiment of the present invention, hybrid power assembly device and it is applied to
In control method, automobile when automobile, an external power unit (such as engine) can drive row by sun gear
Star-wheel rotation；Another power unit (such as motor) can be with power transmission component and gear ring driving planetary gear rotation；Planet
Planet carrier and the power output shaft being set on planet carrier can be driven to rotate after wheel rotation, and gear ring is connected by a clutch
And power output shaft.In turn, it at least has the following beneficial effects:
1, the dynamical system of original vehicle can be maximally utilized, realizes hybrid power driving, reaching reduces oil consumption, reduces
It discharges, the target of smooth power；
2, by that can simulate the effect of fluid torque-converter during using motor auxiliary variable speed, Lai Shixian vehicle is compacted
The functions such as dynamic reduce vehicle cost retaining power ride comfort and vehicle comfort simultaneously；
3, it realizes that drive mode switches using the power-assisted of motor, avoids complicated hydraulic control device, thus
Make to realize the advantages that manufacture is relatively simple, and cost is relatively low, and reliability is higher；
4, hybrid power assembly device only needs a motor, therefore only needs to control a motor and one in control process
A clutch, simplifies control system, reduces overall cost, while can be to avoid current part single motor hybrid system low speed
The problem of can not charging；
5, two gear output powers may be implemented in motor, improve the operational efficiency of motor.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is the structural schematic diagram of the auxiliary transmission of one embodiment of the present of invention；
Fig. 2 is the structural schematic diagram of the hybrid power assembly device of one embodiment of the present of invention；And
Fig. 3 is the structural schematic diagram of the hybrid power assembly device of another embodiment of the invention.
Appended drawing reference
1 sun gear
11 first power input shafts
2 planet carriers
21 power output shafts
3 planetary gears
4 gear rings
5 clutches
6 power transmission components
61 second power input shafts
71 motor
72 control units
81 engines
82 speed changers
Specific embodiment
Technology contents of the invention are described further with reference to the accompanying drawings and examples.
Referring to Figure 1, it illustrates the structural schematic diagrams of the auxiliary transmission of one embodiment of the present of invention.Of the invention
In preferred embodiment, the auxiliary transmission specifically includes that sun gear 1, planet carrier 2, planetary gear 3, gear ring 4, clutch 5 and moves
Power transmission part 6.
The driving side of sun gear 1 is equipped with first power input shaft 11 being laid on first axle.Implementation shown in Fig. 1
In example, the driving side of sun gear 1 is the left side of sun gear 1, refers to sun gear 1 is connect with external power input unit one
Side, wherein external power input unit is connect with the first power input shaft 11, with this to 1 input power of sun gear.First axle
Line position is the position in Fig. 1 where the first power input shaft 11.
Planet carrier 2 is set to 1 slave end of sun gear.Specifically, in the embodiment shown in fig. 1, sun gear 1 is driven
Side refers to the right side in the side of 1 output power of sun gear, Fig. 1 for sun gear.The central axis of sun gear 1 and planet carrier 2
Center overlapping of axles, the i.e. central axis of planet carrier 2 also are located on above-mentioned first axle.Planet carrier 2 has a power output shaft 21.
Power output shaft 21 be set to planet carrier 2 center (be located at first axle on), can be with 2 synchronous rotary of planet carrier.
Planetary gear 3 is rotatablely arranged on planet carrier 2 and 1 external toothing of sun gear.Specifically, planetary gear 3 is set to
The eccentric position (i.e. non-center position) of planet carrier 2.It in the embodiment shown in fig. 1, include two planetary gears 3 with auxiliary transmission
For, two planetary gears 3 with 1 external toothing of sun gear, when sun gear 1 is in external impetus (such as power from motive)
After the lower rotation (rotation) of effect, planetary gear 3 can be driven to rotate (rotation), and in tooth during the rotation of planetary gear 3 (rotation)
Under the moment of reaction of circle 4 (revolution) can be rotated around the inner ring of gear ring 4.Since planetary gear 3 is set on planet carrier 2, when
After planetary gear 3 revolves, the power output shaft 21 on planet carrier 2 and planet carrier 2 can be driven to rotate (rotation), realize power
Output.
Gear ring 4 is set to the slave end of planet carrier 2, and with 3 internal messing of planetary gear.Specifically, the slave end of planet carrier 2
Refer to the outside in the side of 2 output power of planet carrier, Fig. 1 for planet carrier 2.As shown in Figure 1, planetary gear 3 and planet carrier 2 are equal
In gear ring 4, internal messing between the inner ring and planetary gear 3 of gear ring 4.Wherein, the central axis of gear ring 4 and planet carrier 2, sun gear
1 center overlapping of axles (i.e. the central axis of gear ring 4 also is located on first axle), when gear ring 4 in external impetus (such as from electronic
The power of machine) under the action of rotate (rotation) after, planetary gear 3 can be driven to rotate (rotation), and planetary gear 3 rotates (rotation)
It in the process can be around the outer ring rotating (revolution) of sun gear 1.Since planetary gear 3 is set on planet carrier 2, when 3 turns of planetary gear
After dynamic, the power output shaft 21 on planet carrier 2 and planet carrier 2 can be driven to rotate (rotation), realize the output of power.It can
See, in embodiments of the present invention, driving planet carrier 2 and its power output shaft may be implemented in the rotation of sun gear 1 and gear ring 4
The effect of 21 rotations (rotation).
Preferably, the axis and tooth of the axis of planetary gear 3, the axis of the first power input shaft 11, power output shaft 21
The axis of circle 4 is parallel.
Clutch 5 is separately connected gear ring 4 and power output shaft 21.As shown in Figure 1, clutch 5 is set to gear ring 4 and power
Between output shaft 21.When clutch 5 separates (opening), gear ring 4 can be respectively only with Bu Tong revolving speed with power output shaft 21
Vertical operation；After clutch 5 engages, the revolving speed of gear ring 4 and power output shaft 21 can be synchronized.It should be noted that at this
In the embodiment of invention, since the auxiliary transmission is two power input units of connection, under control of correspondent program, Ke Yishi
Existing fluid torque-converter function, therefore, clutch 5 can realize engagement or separation (opening) under the operating condition of smaller rotational speed difference, into
And clutch 5 can be simple and reliable for structure, lower-cost electromagnetic clutch, for example, clutch 5 can select electromagnetism tooth
Embedded-type clutch.
Power transmission component 6 is set to the outside of gear ring 4, and with 4 external toothing of gear ring.In the embodiment shown in fig. 1, power
Transmission part 6 is a gear.The gear is used to be connected with external power input unit, in turn, with 4 external toothing of gear ring
Afterwards, by power transmission to gear ring 4.Preferably, sun gear 1, planetary gear 3, gear ring 4 and the gear as power transmission component 6
In same plane (being the plane of same vertical direction in Fig. 1) internal messing, the transverse direction (level in Fig. 1 of auxiliary transmission is made with this
Direction) volume minimization.
Further, which includes the second power input shaft 61,.Second power input shaft 61 is laid in the second axis
On line.As shown in Figure 1, the position where the second power input shaft 61 is second axis position.As power transmissioning part
The gear of part 6 is connected by the second power input shaft 61 with external power unit.In the embodiment shown in fig. 1, second
The axis of power input shaft 61 and the axis of planetary gear 3, the axis of the first power input shaft 11, power output shaft 21 axis with
And the axis of gear ring 4 is parallel.
It should be noted that, although in the embodiment shown in fig. 1, using gear as power transmission component 6 for carry out
Illustrate, but not limited to this, in other embodiments of the invention, in order to cope with different demands, such as the limit in space and distance
System, power transmission component 6 is also possible to chain or belt transmission, chain or belt and the second power input shaft is sequentially connected.
In other words, to replace gear using chain or belt, to transmit power, it will not be described here.
Further, auxiliary transmission further includes a shell (non-size in figure) in an embodiment of the present invention.In Fig. 1 too
Sun wheel 1, planet carrier 2, planetary gear 3, gear ring 4, clutch 5 and power transmission component 6 are placed in the shell.
Further, the present invention also provides a kind of hybrid power assembly devices.Fig. 2 is referred to, it illustrates of the invention
The structural schematic diagram of the hybrid power assembly device of one embodiment.As shown in Fig. 2, the hybrid power assembly device includes:
Auxiliary transmission, the first power input unit and the second power input unit as shown in Figure 1 above.
Specifically, the first power input unit is connected with sun gear, by power transmission to sun gear 1.It is shown in Fig. 2
Embodiment in, the first power input unit includes engine 81 and speed changer 82.Engine 81 is connected with speed changer 82, becomes
Fast device 82 is connected by the first power input shaft 11 with sun gear 1.In a preferred embodiment of the invention, speed changer 82 is nothing
Grade speed changer.In turn, can make should not be direct by clutch or fluid torque-converter between engine 81 and speed changer 82
Connection reaches the effects of reducing cost, reducing volume and mitigate weight with this.
Second power input unit is connected with power transmission component 6, by power transmission component 6 by power transmission to tooth
Circle 4.In the embodiment depicted in figure 2, the second power input unit includes motor 71 and control unit 72.Motor 71 passes through the
Two power input shafts 61 connect power transmission component 6, and control unit 72 connects motor 71 and clutch 5.Control unit 72
The operation of motor 71 and the folding of clutch 5 are controlled simultaneously.It should be noted that in hybrid power assembly device reality
During, the motor 71 of different capacity can be selected according to different automobile types demand, set corresponding vehicle control speed
Angle value；Or the power battery of different capabilities can also can be selected, corresponding control unit is set according to different automobile types demand
72 control program.
In turn, which connects the hybrid power formed after the first power input unit and the second power input unit
Assembly apparatus has the dynamical system that can maximally utilize original vehicle, realizes hybrid power driving, and reaching reduces oil consumption, subtracts
It discharges less, the target of smooth power；By the way that the effect of fluid torque-converter, Lai Shixian vehicle wriggling etc. can be simulated using motor
Function reduces vehicle cost retaining power ride comfort and vehicle comfort simultaneously；It is realized and is driven using the power-assisted of motor
Dynamic pattern switching avoids complicated hydraulic control device, to make to realize that manufacture is relatively simple, cost is relatively low, reliability compared with
The advantages that high；The advantages that only needing to control a motor and a clutch, having simplified control system；Motor may be implemented two
A gear output power, improves the operational efficiency of motor.
Further, the present invention also provides a kind of control methods of above-mentioned hybrid power assembly device shown in Fig. 2.Specifically
For, during the actual travel of vehicle include the idling stage, power battery capacity abundance starting or run at a low speed the stage,
The starting of power battery off-capacity runs at a low speed stage, the normally travel stage of power battery capacity abundance, power battery
Normally travel stage, boost phase, reverse gear stage, decelerating phase and the deboost phase of off-capacity.
Within the idling stage, control clutch is opened, carries out power output, motor reversion power generation by engine.In conjunction with
Shown in Fig. 2, after engine 81 is run, passes through speed changer 82 and sun gear 1 is driven to rotate, it is assumed that the rotating to be at this time of sun gear 1
It rotates clockwise.Due to being external toothing between planetary gear 3 and sun gear 1, planetary gear 3 is driven after the rotation of sun gear 1
Rotation counterclockwise.Due to internal messing between gear ring 4 and planetary gear 3, the rotation of planetary gear 3 also driven gear ring 4 it is counterclockwise
Rotation.And then the driving of gear ring 4 and the power transmission component 6 (gear i.e. in embodiment illustrated in fig. 2) of its external toothing revolve clockwise
Turn.Motor 71 equally carries out rotating clockwise power generation (charging to its power battery) under the driving of gear, needs
Bright, motor 71 rotates clockwise the reversion as motor 71 herein.
Power battery capacity abundance starting or run at a low speed in the stage, control clutch open, motor turn
Power output, engine stop operation.As shown in connection with fig. 2, it after motor 71 is run, drives as power transmission component 6
Gear rotation.From the foregoing, it will be observed that motor clockwise turns to reversion, then the rotation counterclockwise of motor is to rotate forward, in turn,
The rotation driven gear ring 4 of power transmission component 6 rotates clockwise, and the rotation driving planetary gear 3 of gear ring 4 rotates clockwise.Due to
Planetary gear 3 is set on planet carrier 2 and understands the central axis rotation around sun gear 1 during planetary gear 3 rotates (i.e. around the sun
1 revolution of wheel), therefore, planetary gear 3 also will drive planet carrier 2 and rotate clockwise (rotation), and then realize the power on planet carrier 2
Output shaft 21 rotates clockwise output power.Wherein, within this stage, the power output 21 of the revolving speed and planet carrier 2 of gear ring 4
Axle speed ratio is (1+1/a), gear ratio of a between gear ring 4 and sun gear 1.And within this stage, engine 81 can be closed
It closes, vehicle only leans on motor 71 to run in the form of pure electric vehicle.
The power battery off-capacity of motor starting or run at a low speed in the stage, control clutch open, start
The advanced action edge output of machine, motor carry out reversion charging under the power output of engine, rotate forward power after charging complete again
Output, engine stop operation.As shown in connection with fig. 2, similarly with the above-mentioned idling stage, after engine 81 is run, pass through change
Fast device 82 drives sun gear 1 to rotate, and sun gear 1 drives planetary gear 3 to rotate, 3 driven gear ring 4 of planetary gear rotation, finally by dynamic
The reversion power generation of 6 drive motor 71 of power transmission part.In this case, due to motor 71 and without power output,
Gear ring 4 is only by the reaction force being under generating state from motor 71, in turn, mistake of the planetary gear 3 in rotation (rotation)
Cheng Zhong, can be by the moment of reaction on gear ring 4 around the central axis rotation (revolving around sun gear 1) of sun gear 1, with this band
Dynamic planet carrier 2 rotates (rotation) output power, and simulation fluid torque-converter realizes vehicle wriggling function, makes the starting or traveling of vehicle
It is more steady.And as throttle increases, the revolving speed of engine 81 rises, the electric current that motor 71 issues make power battery capacity by
When gradually rising to rated value, then motor 71 can be transferred to the state for rotating forward power output, i.e. vehicle by the state of reversion power generation
The starting of above-mentioned power battery capacity abundance can be transferred to or run at a low speed the stage, i.e., engine 81 can close, and vehicle only leans on
Motor 71 is run in the form of pure electric vehicle.
Within the normally travel stage of power battery capacity abundance, control clutch is opened, and motor is turning to first
Out of service after revolving speed, when the revolving speed of planet carrier is identical as the revolving speed of gear ring, clutch switchs to engagement state by opening state,
By motor power output again.As shown in connection with fig. 2, enter the rank of normally travel by the stage started to walk or run at a low speed in vehicle
Duan Shi carries out power output by motor substantially, and the revolving speed of gear ring 4 is fast compared to the revolving speed of planet carrier 2, and therefore, vehicle enters
When the stage of normally travel, motor first turns to out of service after the first revolving speed, and in the case, gear ring 4 is in 3 He of planetary gear
Revolving speed declines under the action of the moment of reaction of gear, when the revolving speed of planet carrier 2 and the revolving speed of gear ring 4 close to it is identical when, clutch
Device 5 switchs to engagement state by opening state, restores power output again by motor 71.At this point, gear ring 4 and planet carrier 2 is dynamic
Rotating ratio between power output shaft 21 is 1:1, motor 71 can be made to be in high efficiency operating condition section, vehicle driving is in pure electric vehicle
The operating condition of form driving.
In the normally travel stage in power battery off-capacity or suddenly accelerated, engine start, control clutch is opened,
Motor is out of service after turning to the second revolving speed, and when the revolving speed of planet carrier is identical as the revolving speed of gear ring, clutch is by beating
Open state switchs to engagement state, carries out power output by engine, charges simultaneously to motor.As shown in connection with fig. 2, in vehicle
When entering the stage of normally travel by the stage started to walk or run at a low speed, power output, gear ring 4 are carried out by motor substantially
Revolving speed compared to planet carrier 2 revolving speed it is fast, therefore, when vehicle enters the stage of normally travel, motor first turns to first turn
Out of service after speed, in the case, the revolving speed under the action of moment of reaction of planetary gear 3 and sun gear 1 of gear ring 4 declines,
When the revolving speed of planet carrier 2 is identical as the revolving speed of gear ring 4, clutch 5 switchs to engagement state by opening state, is carried out by engine
The power output shaft 21 of power output (i.e. vehicle is driven by engine 81 by gearbox 82 completely), gear ring 4 and planet carrier 2 it
Between rotating ratio be 1:1, motor 71 is by being rotated forward (rotation counterclockwise) power generation under the driving of gear ring 4, to power battery
Charging.
In boost phase, control clutch is engaged, by engine and the common output power of motor.As shown in connection with fig. 2,
Vehicle is in the case where suddenly accelerating or other needing the operating condition of large torque, can be by individually electronic within the above-mentioned normally travel stage
Machine 71 or individually 81 output power of engine switch to drive vehicle by motor 71 and the common output power of engine 81
Operation, the acceleration of vehicle is realized with this.
Within the reverse gear stage, control clutch is opened, motor Reverse Power exports, engine stop operation.In conjunction with Fig. 2
Shown, engine 81 is out of service.Motor 71 inverts (rotating clockwise) and is revolved counterclockwise by gear driven gear ring 4 afterwards
Turn, gear ring 4 drive planetary gear 3 counterclockwise rotate, and then planet carrier 2 and power output shaft 21 under the driving of planetary gear 3 into
Row rotation counterclockwise, is in vehicle under the operating condition of reversing.
Within the decelerating phase, the engagement of control clutch, engine participate in braking, and motor rotates forward power generation.In conjunction with Fig. 2 institute
Show, within this stage, before the rated speed for decelerating to the needs of engine 81, clutch 5 is remained engaged with, engine 81 and electronic
Machine 71 substantially both participates in braking, and under the moment of reaction of gear and sun gear 1, the speed of vehicle declines, simultaneously as vehicle
Normal driving process in, power output shaft 21 and planet carrier 2 are to rotate clockwise, and therefore, can be driven by gear
Motor 71 rotates forward power generation.After decelerating to motor set rotary speed, control clutch is opened, and is transferred to the deboost phase.
Within the deboost phase, control clutch is opened, motor reversion power generation.As shown in connection with fig. 2, within this stage,
After brake pedal reaches setting acceleration value, clutch 5 is opened, motor 71 is inverted under the driving of gear ring 4 by gear
Power generation (clockwise).
Further, Fig. 3 is referred to, it illustrates the knots of the hybrid power assembly device of another embodiment of the invention
Structure schematic diagram.The first power input unit and the input of the second power unlike above-mentioned embodiment shown in Fig. 2, in Fig. 2
Unit is exchanged.
Specifically, the first power input unit is connected with sun gear, by power transmission to sun gear 1.It is shown in Fig. 3
Embodiment in, the first power input unit includes motor 71 and control unit 72.Motor 71 is inputted by the first power
Axis 11 connects sun gear 1, and control unit 72 connects motor 71 and clutch 5, at the same control motor 71 operation and
The folding of clutch 5.Similar to the above embodimentsly, it should be noted that in the hybrid power assembly device practical application
In the process, the motor 71 of different capacity can be selected according to different automobile types demand, sets corresponding vehicle control velocity amplitude；
Or the power battery of different capabilities can also can be selected according to different automobile types demand, set corresponding control unit 72
Control program.
Second power input unit is connected with power transmission component 6, by power transmission component 6 by power transmission to tooth
Circle 4.In the embodiment shown in fig. 3, the second power input unit includes engine 81 and speed changer 82.Engine 81 and speed changer
82 are connected, and speed changer 82 is connected by the second power input shaft 61 with power transmission component 6 (can be gear).In this hair
In bright preferred embodiment, speed changer 82 is stepless transmission.In turn, can make not lead between engine 81 and speed changer 82
It crosses clutch or fluid torque-converter and realizes and be directly connected to, being reached with this is reduced cost, reduces volume and mitigate weight etc.
Effect.
It should be noted that the effect similar with above-mentioned embodiment illustrated in fig. 2 equally may be implemented in the embodiment, and it is controlled
Each stage of control in method processed in to(for) clutch, motor and engine and the hybrid power assembly in above-mentioned Fig. 2
Device is similar, and it will not be described here.
Further, the present invention also provides a kind of automobiles.The automobile includes Fig. 2 or hybrid power assembly shown in Fig. 3 dress
It sets.Since the automobile has above-mentioned hybrid power assembly device, equally have maximizing using original vehicle
Dynamical system realizes hybrid power driving, reaches the target for reducing oil consumption, reducing discharge, smooth power；It can be with using motor
The effect of fluid torque-converter is simulated, the functions such as Lai Shixian vehicle wriggling drop simultaneously in reservation power ride comfort and vehicle comfort
Low vehicle cost；It realizes that drive mode switches using the power-assisted of motor, avoids complicated hydraulic control device, thus
Make to realize the advantages that manufacture is relatively simple, and cost is relatively low, and reliability is higher；Only need to control a motor and a clutch,
The advantages that having simplified control system.
In conclusion in conjunction with above-mentioned Fig. 1 to embodiment shown in Fig. 3, auxiliary transmission provided in an embodiment of the present invention, mixing
Power assembly device and control method when applied to automobile, in automobile, an external power unit (such as engine)
Planetary gear can be driven to rotate by sun gear；Another power unit (such as motor) can be with power transmission component and tooth
Circle driving planetary gear rotation；Planet carrier and the power output shaft being set on planet carrier can be driven to rotate after planetary gear rotation, and
Gear ring and power output shaft are connected by a clutch.In turn, it at least has the following beneficial effects:
1, the dynamical system of original vehicle can be maximally utilized, realizes hybrid power driving, reaching reduces oil consumption, reduces
It discharges, the target of smooth power；
2, by that can simulate the effect of fluid torque-converter during using motor auxiliary variable speed, Lai Shixian vehicle is compacted
The functions such as dynamic reduce vehicle cost retaining power ride comfort and vehicle comfort simultaneously；
3, it realizes that drive mode switches using the power-assisted of motor, avoids complicated hydraulic control device, thus
Make to realize the advantages that manufacture is relatively simple, and cost is relatively low, and reliability is higher；
4, it only needs to control a motor and a clutch, has simplified control system；
5, two gear output powers may be implemented in motor, improve the operational efficiency of motor.
Although the present invention is disclosed as above with preferred embodiment, it is not intended to limit the invention.Belonging to the present invention
Those skilled in the art, without departing from the spirit and scope of the present invention, when various change and modification can be made.Therefore,
Protection scope of the present invention is subject to the range defined depending on claims.
Claims (12)
1. a kind of auxiliary transmission, which is characterized in that the auxiliary transmission includes:
Sun gear, the driving side of the sun gear are equipped with first power input shaft being laid on first axle；
Planet carrier, is set to the slave end of the sun gear, and the slave end of the planet carrier is equipped with a power output shaft；
Planetary gear is rotatablely arranged on the planet carrier, the planetary gear and the sun gear external toothing；
Gear ring is set to the slave end of the planet carrier, and the inner ring of the gear ring and the planetary gear internal messing, the planet
Wheel is by the sun wheel drive rotation, and inner ring of the planetary gear along the gear ring revolves, the planetary gear
Revolution drives the planet carrier and power output shaft rotation；
Second power input shaft, is laid in second axis；
Power transmission component, the power transmission component connect second power input shaft, and the power transmission component with
The outer ring of the gear ring is engaged, and the gear ring drives the planetary gear to revolve along the outer ring of the sun gear；And
Clutch connects the gear ring and the power output shaft, for separating or engaging the gear ring and the power output
Axis.
2. auxiliary transmission according to claim 1, which is characterized in that the power transmission component is a gear, the tooth
Wheel connects second power input shaft, and engages the outer ring of the gear ring.
3. auxiliary transmission according to claim 2, which is characterized in that the sun gear, planetary gear, gear ring and gear exist
Same plane engagement.
4. auxiliary transmission according to claim 1, which is characterized in that the power transmission component is a chain or belt,
The chain or belt engage the outer ring of the gear ring, and the chain or belt and second power input shaft transmission connect
It connects.
5. auxiliary transmission according to claim 1, which is characterized in that the axis of the planetary gear, the first power input shaft
Axis, power output shaft axis and gear ring axis axis it is parallel.
6. auxiliary transmission according to claim 5, which is characterized in that the axis and the row of second power input shaft
The axis of star-wheel, the axis of the first power input shaft, the axis of the axis of power output shaft and gear ring are parallel.
7. a kind of hybrid power assembly device, which is characterized in that the hybrid power assembly device includes:
Such as auxiliary transmission described in any one of claims 1 to 6；
First power input unit, is connected with the sun gear, by power transmission to the sun gear；And
Second power input unit, is connected with the power transmission component, by the power transmission component by power transmission
To the gear ring.
8. hybrid power assembly device according to claim 7, which is characterized in that
The first power input unit includes engine and speed changer, and the engine is connected with the speed changer, described
Speed changer is connected with the sun gear；
The second power input unit includes motor and control unit, and the motor connects the power transmission component,
Described control unit connects the motor and the clutch, while controlling the operation and the clutch of the motor
The folding of device.
9. hybrid power assembly device according to claim 7, which is characterized in that
The first power input unit includes motor and control unit, and the motor connects the sun gear, the control
Unit processed connects the motor and the clutch, while controlling the operation of the motor and opening for the clutch
It closes；
The second power input unit includes engine and speed changer, and the engine is connected with the speed changer, described
Speed changer is connected with the power transmission component.
10. a kind of control method of hybrid power assembly device as claimed in claim 8 or 9, which is characterized in that the control
Method includes the following steps:
Power battery off-capacity starting or run at a low speed in the stage, control clutch open, the advanced action edge of engine
Output, motor carry out reversion charging under the power output of engine, rotate forward power output again after charging complete, engine stops
Only run.
11. control method as claimed in claim 10, which is characterized in that the control method includes the following steps:
Within the idling stage, control clutch is opened, engine carries out power output, motor reversion power generation；
Power battery capacity abundance starting or run at a low speed in the stage, control clutch open, motor rotate forward power it is defeated
Out, engine stop is run；
Within the normally travel stage of power battery capacity abundance, control clutch is opened, and motor is turning to the first revolving speed
Out of service afterwards, when the revolving speed of planet carrier is identical as the revolving speed of gear ring, clutch switchs to engagement state by opening state, by electricity
Motivation power output again；
Within the normally travel stage of power battery off-capacity, control clutch is opened, and motor is turning to the second revolving speed
Out of service afterwards, when the revolving speed of planet carrier is identical as the revolving speed of gear ring, clutch switchs to engagement state by opening state, by sending out
Motivation carries out power output, charges simultaneously to motor；
In boost phase, control clutch is engaged, by engine and the common output power of motor；
Within the reverse gear stage, control clutch is opened, motor Reverse Power exports, engine stop operation；
Within the decelerating phase, the engagement of control clutch, engine participate in braking, and motor rotates forward power generation；
Within the deboost phase, control clutch is opened, engine is not involved in braking, motor reversion power generation.
12. a kind of automobile, which is characterized in that the automobile includes that the hybrid power as described in any one of claim 7 to 9 is total
At device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710833760.4A CN109501578A (en) | 2017-09-15 | 2017-09-15 | A kind of auxiliary transmission, hybrid power assembly device and control method, automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710833760.4A CN109501578A (en) | 2017-09-15 | 2017-09-15 | A kind of auxiliary transmission, hybrid power assembly device and control method, automobile |
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| CN109501578A true CN109501578A (en) | 2019-03-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112571185A (en) * | 2020-12-07 | 2021-03-30 | 李朝阳 | Intelligent floor grinding machine for building construction |
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