CN110303869A - Hybrid power system - Google Patents
Hybrid power system Download PDFInfo
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- CN110303869A CN110303869A CN201910613196.4A CN201910613196A CN110303869A CN 110303869 A CN110303869 A CN 110303869A CN 201910613196 A CN201910613196 A CN 201910613196A CN 110303869 A CN110303869 A CN 110303869A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 57
- 230000007246 mechanism Effects 0.000 claims description 31
- 238000010586 diagram Methods 0.000 description 11
- 230000008859 change Effects 0.000 description 7
- 238000005183 dynamical system Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008450 motivation Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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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
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Hybrid Electric Vehicles (AREA)
Abstract
A hybrid powertrain system comprising: an engine including an engine output shaft; a first motor including a first motor output shaft, the first motor output shaft being torque-proof connected with the engine output shaft; a gearbox including a gearbox first input shaft; and a one-way clutch including an inner race and an outer race, one of the inner race and the outer race being anti-torque connected with the first input shaft of the transmission, the other of the inner race and the outer race being anti-torque connected with the output shaft of the first motor and the output shaft of the engine, the one-way clutch being configured to be able to transmit power of the engine and the first motor to the input shaft of the transmission. The hybrid power system provided by the embodiment of the invention can realize the unidirectional power transmission only by the one-way clutch with simple structure and lower cost, prevent the power of the gearbox or the motor from being transmitted to the first motor of the engine, and improve the utilization rate of energy sources on the basis of ensuring low cost.
Description
Technical field
The present embodiments relate to automobile technical field more particularly to a kind of hybrid power systems.
Background technique
Hybrid power system generally includes two kinds of driving devices of internal combustion engine (ICE) and motor (E-Motor), at both
It may be implemented smoothly to switch between driving device, so that the advantages of playing internal-combustion engine vehicle and electric vehicle simultaneously, is to reduce
One of consumption of petroleum and the effective technical way of CO2 emission.It is known in the art that a variety of mixed with bi-motor
Dynamical system is closed, such as Toyota E-CVT, Honda iMMD and upper vapour EDU.
It is controlled however, the hybrid power system of existing bi-motor generallys use the mode that clutch and actuator combine
Power transmission not only controls program complexity, and higher cost.
Therefore, the hybrid power system with bi-motor how is improved, to reduce cost, just becomes those skilled in the art
The technical issues of urgent need to resolve.
Summary of the invention
The technical issues of embodiment of the present invention solves is to provide a kind of improved hybrid power system with bi-motor, with
Reduce cost.
To solve the above problems, the embodiment of the present invention provides a kind of hybrid power system, comprising:
Engine, including engine output shaft;
First motor, including first motor output shaft, the first motor output shaft and the engine output shaft are antitorque
Connect to square;
Gearbox, including the first input shaft of gearbox;
One-way clutch, including inner ring and outer ring, one of both described inner ring and the outer ring and the gearbox
Connect to first input shaft torque resistant, the other of both described inner ring and the outer ring and the first motor output shaft and
It connects to the engine output shaft torque resistant, the one-way clutch is configured to the engine and first electricity
The power of machine is transferred to the transmission input shaft.
Optionally, the hybrid power system, further includes:
Second motor, including the second motor output shaft;
The gearbox further includes the second input shaft of gearbox, and second input shaft of gearbox and second motor are defeated
Connect to shaft torque resistant.
Optionally, the gearbox further include:
Output shaft of gear-box;
First transmission gear pair, including intermeshing first driving gear and the first driven gear, described first actively
Gear is connect with the first input shaft of gearbox torque resistant, and first driven gear and the output shaft of gear-box are antitorque
Connect to square.
Optionally, the hybrid power system further include:
First synchronization mechanism, including the first fixed gear ring, the first sliding sleeve and first combine gear ring, the described first fixed tooth
Circle is connect with the first input shaft of gearbox torque resistant, and described first in conjunction with gear ring and the first driving gear torque resistant
First input shaft of gearbox and first driving gear are selectively established or disconnected to ground connection, first sliding sleeve
Between torque resistant connection.
Optionally, the gearbox further include:
Second transmission gear pair, including intermeshing second driving gear and the second driven gear, described second actively
Gear is connect with the second motor output shaft torque resistant, and second driven gear and second input shaft of gearbox are anti-
Connect to torque.
Optionally, the hybrid power system, further includes:
Second synchronization mechanism, including the second fixed gear ring, the second sliding sleeve and second combine gear ring, the described second fixed tooth
Circle is connect with the second input shaft of gearbox torque resistant, and described second in conjunction with gear ring and the second driving gear torque resistant
Second input shaft of gearbox and second driving gear are selectively established or disconnected to ground connection, second sliding sleeve
Between torque resistant connection.
Optionally, the gearbox further include:
Jackshaft is set between first input shaft of gearbox and the output shaft of gear-box, the jackshaft
Quantity is at least one, and the steering to guarantee engine output shaft is consistent with the steering of wheel;
Intermediate gear is connect with the jackshaft torque resistant, and the intermediate gear respectively with first driving tooth
Wheel and first driven gear are meshed.
Optionally, the gearbox further includes third driving gear, and first driven gear is main with described first respectively
Moving gear and the third driving gear are meshed.
Optionally, the hybrid power system, further includes:
Differential mechanism, including differential input shaft;
Output gear pair, including intermeshing output driving gear and output driven gear, the output driving gear
It is connect with the output shaft of gear-box torque resistant, the output driven gear with the differential input shaft torque resistant connects
It connects.
Optionally, the hybrid power system, further includes:
First motor gear mesh, including intermeshing first motor driving gear and first motor driven gear, it is described
One of both first motor driving gear and the first motor driven gear are directly anti-with the first motor output shaft
It connects to torque, the other of both described first motor driving gear and the first motor driven gear start with described
Connect to the direct torque resistant of machine output shaft.
To solve the above problems, the embodiment of the present invention provides a kind of automobile, including above-mentioned hybrid power system.
Compared with prior art, the technical solution of the embodiment of the present invention has the advantage that
Hybrid power system provided by the embodiment of the present invention, comprising: engine, including engine output shaft;First electricity
Machine, including first motor output shaft, the first motor output shaft are connect with the engine output shaft torque resistant;Speed change
Case, including the first input shaft of gearbox;One-way clutch, including inner ring and outer ring, in the inner ring and described outer ring the two
One is connect with the first input shaft of gearbox torque resistant, the other of both described inner ring and the outer ring with it is described
It connects to first motor output shaft and the engine output shaft torque resistant, the one-way clutch is configured to the hair
The power of motivation and the first motor is transferred to the transmission input shaft.In this way, mixing provided by the embodiment of the present invention
Dynamical system, when engine or first motor carry out power output, when band motor car wheel rotates, because one-way clutch is configured to
It is enough that the power of engine and the power of first motor are transferred to the transmission input shaft, outer ring and hair in one-way clutch
In the case where connecting to motivation output shaft and first motor output shaft torque resistant, the torque of engine or first motor is transferred to
The outer ring of one-way clutch, then it is transferred to the inner ring of one-way clutch, gearbox is transferred to by the inner ring of one-way clutch
One input shaft, and when torque back transfer, the torque of the first input shaft of gearbox is transferred to the inner ring of one-way clutch, unidirectionally
The inner ring of clutch and the outer ring of one-way clutch relatively rotate, and cannot transfer a torque to engine output shaft and first
Motor output shaft prevents gearbox to transmit to engine and the torque of first motor;The inner ring of one-way clutch with start
In the case where connecting with connecting torque resistant to machine output shaft and first motor output shaft torque resistant, engine or first motor
Torque is transferred to the inner ring of one-way clutch, then is transferred to the outer ring of one-way clutch, is transmitted by the outer ring of one-way clutch
To the first input shaft of gearbox, and when torque back transfer, the torque of the first input shaft of gearbox is transferred to one-way clutch
Outer ring, the outer ring of one-way clutch and the inner ring of one-way clutch relatively rotate, and cannot transfer a torque to engine
Output shaft and first motor output shaft prevent gearbox to transmit to engine and the torque of first motor, thus first motor
The first input shaft of gearbox can be transferred to by one-way clutch with the power of engine, and the reversed of power can not be carried out
Transmission.As it can be seen that hybrid power system provided by the embodiment of the present invention, by setting and first motor output shaft and described start
Machine output shaft torque resistant connects and power transmission direction is the one-way clutch that gearbox is transferred to from engine, it is only necessary to structure letter
The one-way of power transmission can be realized in single lower-cost one-way clutch, prevent the power transmission of gearbox to engine and
First motor improves the utilization rate of the energy on the basis of guaranteeing low cost, meanwhile, the setting of one-way clutch simplifies
Equipment facilitates the arrangement of equipment so as to reduce occupied space.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of application for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of structural schematic diagram of hybrid power system provided by the embodiment of the present invention;
Fig. 2 is the structural schematic diagram of another kind hybrid power system provided by the embodiment of the present invention;
Fig. 3 is the structural schematic diagram of another hybrid power system provided by the embodiment of the present invention;
Fig. 4 is the structural schematic diagram of another hybrid power system provided by the embodiment of the present invention;
Fig. 5 is the structural schematic diagram of another hybrid power system provided by the embodiment of the present invention;
Fig. 6 is the structural schematic diagram of another hybrid power system provided by the embodiment of the present invention.
Wherein: 10- first motor;100- first motor output shaft;The second motor of 20-;The second motor output shaft of 200-;
30- engine;300- engine output shaft;The outer ring 41-;42- inner ring;The first transmission gear pair of 51-;G1- the first driving gear;
D1- the first driven gear;The second transmission gear pair of 52-;G2- the second driving gear;D2- the second driven gear;G3Third is actively
Gear;54- output gear pair;G4Export driving gear;D4Export driven gear;56- intermediate gear;55- first motor gear
It is right;G5First motor driving gear;D5First motor driven gear;The first input shaft of 510- gearbox;520- gearbox second
Input shaft;530- jackshaft;500- output shaft of gear-box;60- differential mechanism;The first fixed gear ring of 71-;The first sliding sleeve of 81-;
91- first combines gear ring;The second fixed gear ring of 72-;The second sliding sleeve of 82-;92- second combines gear ring.
Specific embodiment
It can be seen from background technology that the hybrid power system of existing bi-motor generallys use clutch and actuator combines
Mode control power transmission, it is complicated not only to control program, and higher cost.
In order to improve the hybrid power system with bi-motor, to reduce cost, mixing provided by the embodiment of the present invention
Dynamical system, comprising: engine, including engine output shaft;First motor, including first motor output shaft, first electricity
Machine output shaft is connect with the engine output shaft torque resistant;Gearbox, including the first input shaft of gearbox;One-way clutch
Device, including inner ring and outer ring, one of both described inner ring and the outer ring and the first input shaft of gearbox torque resistant
Ground connection, the other of both described inner ring and the outer ring and the first motor output shaft and the engine output shaft
It connects to torque resistant, the one-way clutch is configured to the power of the engine and the first motor being transferred to institute
State transmission input shaft.In this way, hybrid power system provided by the embodiment of the present invention, when engine or first motor carry out
Power output is configured to the power by the power of engine and first motor because of one-way clutch when band motor car wheel rotates
It is transferred to the transmission input shaft, it is antitorque in the outer ring of one-way clutch and engine output shaft and first motor output shaft
In the case where connecting to square, the torque of engine or first motor is transferred to the outer ring of one-way clutch, then be transferred to unidirectionally from
The inner ring of clutch is transferred to the first input shaft of gearbox by the inner ring of one-way clutch, and when torque back transfer, speed change
The torque of the first input shaft of case is transferred to the inner ring of one-way clutch, and the inner ring of one-way clutch and the outer ring of one-way clutch are sent out
It is raw to relatively rotate, engine output shaft and first motor output shaft cannot be transferred a torque to, prevents gearbox to engine
It is transmitted with the torque of first motor;In the inner ring and engine output shaft and first motor output shaft torque resistant of one-way clutch
In the case where connecting to ground connection torque resistant, the torque of engine or first motor is transferred to the inner ring of one-way clutch, then passes
It is handed to the outer ring of one-way clutch, the first input shaft of gearbox is transferred to by the outer ring of one-way clutch, and when torque is reversed
When transmitting, the torque of the first input shaft of gearbox is transferred to the outer ring of one-way clutch, the outer ring of one-way clutch with unidirectionally from
The inner ring of clutch relatively rotates, and cannot transfer a torque to engine output shaft and first motor output shaft, prevents change
Fast case is transmitted to engine and the torque of first motor, so that the power of first motor and engine passes through one-way clutch
It is transferred to the first input shaft of gearbox, and the reverse transfer of power can not be carried out.
As it can be seen that hybrid power system provided by the embodiment of the present invention, by setting and first motor output shaft and described
Engine output shaft torque resistant connects and power transmission direction is the one-way clutch that gearbox is transferred to from engine, it is only necessary to tie
The one-way of power transmission can be realized in the simply lower-cost one-way clutch of structure, prevents the power transmission of gearbox to starting
Machine and first motor improve the utilization rate of the energy on the basis of guaranteeing low cost, meanwhile, the setting of one-way clutch, letter
Change equipment, so as to reduce occupied space, facilitates the arrangement of equipment.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It should be noted that the orientation or positional relationship of instruction involved by this specification is side based on the figure
Position or positional relationship are merely for convenience of description and simplification description, rather than the device of indication or suggestion meaning must have spy
Fixed orientation with specific orientation construction, therefore is not considered as limiting the invention.
Fig. 1-Fig. 3 is please referred to, Fig. 1 is a kind of structural schematic diagram of hybrid power system provided by the embodiment of the present invention;
Fig. 2 is the structural schematic diagram of another kind hybrid power system provided by the embodiment of the present invention;Fig. 3 is that the embodiment of the present invention is mentioned
The structural schematic diagram of another hybrid power system supplied.
As shown in Figure 1-Figure 3, hybrid power system provided by the embodiment of the present invention, comprising:
Engine 30, including engine output shaft 300;
First motor 10, including first motor output shaft 100, the first motor output shaft 100 and the engine are defeated
Connect to 300 torque resistant of shaft;
Gearbox, including the first input shaft of gearbox 510;
One-way clutch, including inner ring 42 and outer ring 41, one of both described inner ring 42 and the outer ring 41 and institute
Connect with stating 510 torque resistant of the first input shaft of gearbox, the other of both described inner ring 42 and the outer ring 41 with it is described
Connect to 300 torque resistant of first motor output shaft 100 and the engine output shaft, the one-way clutch be configured to by
Engine 30 and the power of first motor 10 are transferred to the transmission input shaft.
It should be noted that unless otherwise indicated, connecting to the torque resistant that this specification is mentioned, either direct torque resistant
Ground connection, connects with being also possible to indirect torque resistant.
As shown in Figure 1-Figure 3, in a specific embodiment, the outer ring 41 of the one-way clutch and the engine are defeated
It connects to the direct torque resistant of shaft 300, the inner ring 42 of the one-way clutch and 510 torque resistant of the first input shaft of gearbox
Ground connection.
During power transmission, because one-way clutch is configured to pass in engine 30 and the power of first motor 10
It is handed to the transmission input shaft, the case where the outer ring of one-way clutch 41 is connect with 300 torque resistant of engine output shaft
Under, the torque of engine 30 or first motor 10 is transferred to the outer ring 41 of one-way clutch, then is transferred to the interior of one-way clutch
Circle 42, is transferred to the first input shaft of gearbox 510 by the inner ring 42 of one-way clutch, and when torque back transfer, speed change
The torque of the first input shaft of case 510 is transferred to the inner ring 42 of one-way clutch, the inner ring 42 and one-way clutch of one-way clutch
Outer ring 41 relatively rotate, engine output shaft 300 and first motor output shaft 100 cannot be transferred a torque to, prevent
Gearbox is transmitted to engine 30 and the torque of first motor 10.
Referring to FIG. 4, Fig. 4 is the structural schematic diagram of another hybrid power system provided by the embodiment of the present invention.
As shown in figure 4, in another specific embodiment, the inner ring 42 and the engine of the one-way clutch export
It connects to the direct torque resistant of axis 300, the outer ring 41 of the one-way clutch is with 510 torque resistant of the first input shaft of gearbox
Connection.
During power transmission, because one-way clutch is configured to pass in engine 30 and the power of first motor 10
It is handed to the transmission input shaft, connect torque resistant with 300 torque resistant of engine output shaft in the inner ring 42 of one-way clutch
In the case that ground connects, the torque of engine 30 or first motor 10 is transferred to the inner ring 42 of one-way clutch, then is transferred to list
To the outer ring of clutch 41, the first input shaft of gearbox 510 is transferred to by the outer ring 41 of one-way clutch, and when torque is reversed
When transmitting, the torque of the first input shaft of gearbox 510 is transferred to the outer ring 41 of one-way clutch, the outer ring 41 of one-way clutch with
The inner ring 42 of one-way clutch relatively rotates, and cannot transfer a torque to engine output shaft 300 and first motor output
Axis 100 prevents gearbox to transmit to engine 30 and the torque of first motor 10, so that power passes through one-way clutch
It is transferred to the first input shaft of gearbox, and engine 30 and first motor 10 can not be passed to by one-way clutch.
Fig. 5 and Fig. 6 are please referred to, Fig. 5 is the structural representation of another hybrid power system provided by the embodiment of the present invention
Figure;Fig. 6 is the structural schematic diagram of another hybrid power system provided by the embodiment of the present invention.
As shown in Figure 5 and Figure 6, in another specific embodiment, the inner ring 42 of the one-way clutch and the motor
It connects to the direct torque resistant of output shaft, the outer ring 41 of the one-way clutch and 510 torque resistant of the first input shaft of gearbox
Ground connection.
During power transmission, because one-way clutch is configured to pass in engine 30 and the power of first motor 10
It is handed to the transmission input shaft, is connected with connecting torque resistant in the inner ring 42 of one-way clutch with motor output shaft torque resistant
In the case where, the torque of engine 30 or first motor 10 is transferred to the inner ring 42 of one-way clutch, then is transferred to one-way clutch
The outer ring 41 of device is transferred to the first input shaft of gearbox 510 by the outer ring 41 of one-way clutch, and works as torque back transfer
When, the torque of the first input shaft of gearbox 510 is transferred to the outer ring 41 of one-way clutch, the outer ring 41 of one-way clutch and unidirectional
The inner ring 42 of clutch relatively rotates, and cannot transfer a torque to engine output shaft 300 and first motor output shaft
100, prevent gearbox to transmit to engine 30 and the torque of first motor 10, so that power can be passed by one-way clutch
It is handed to the first input shaft of gearbox, and engine 30 and first motor 10 can not be passed to by one-way clutch.
Certainly, in other embodiments, outer ring 41 and the motor output shaft for being also possible to one-way clutch are directly anti-
It connects to torque, the inner ring 42 of the one-way clutch is connect with 510 torque resistant of the first input shaft of gearbox.
As it can be seen that hybrid power system provided by the embodiment of the present invention, passes through setting and first motor output shaft 100 and institute
It states the connection of 300 torque resistant of engine output shaft and power transmission direction is to be transferred to gearbox from engine 30 and first motor 10
One-way clutch, it is only necessary to the one-way of power transmission can be realized in the simply lower-cost one-way clutch of structure, prevents from becoming
The power transmission of fast case improves the utilization rate of the energy to engine 30 and first motor 10 on the basis of guaranteeing low cost,
Meanwhile the setting of one-way clutch, equipment is simplified, so as to reduce occupied space, facilitates the arrangement of equipment.
It continues to refer to figure 1, in a specific embodiment, in order to avoid the power interruption in shift process, the mixing
Dynamical system, further includes:
Second motor 20, including the second motor output shaft 200;
The gearbox further includes the second input shaft of gearbox 520, second input shaft of gearbox 520 and described second
Connect to 200 torque resistant of motor output shaft.
Hybrid power system is under the driven in series mode that engine 30 and the second motor 20 work at the same time, due to the second electricity
Machine 20 can impart power to wheel directly without being subjected to gearshift, thus in the shift process of engine 30, the
Two motors 20 can continue output power, avoid trembling caused by because of power interruption in shift process, promote the Experience Degree of user.
It continues to refer to figure 1, in a specific embodiment, the gearbox further include:
Output shaft of gear-box 500;
First transmission gear is to 51, including intermeshing first driving gear G1With the first driven gear D1, described first
Driving gear G1It is connect with 510 torque resistant of the first input shaft of gearbox, the first driven gear D1With the gearbox
Connect to 500 torque resistant of output shaft.
First transmission gear is to 51 for torque increase of slowing down.In the present embodiment, the first transmission gear is 1 to 51 quantity
A, in other embodiments, first transmission gear can also be at least two to 51 quantity.
It continues to refer to figure 1, in a specific embodiment, the hybrid power system can also include:
First synchronization mechanism, including the first fixed gear ring 71, the first sliding sleeve 81 and the first combination gear ring 91, described first
Fixed gear ring 71 is connect with 510 torque resistant of the first input shaft of gearbox, and described first in conjunction with gear ring 91 and described first
Driving gear G1It connects to torque resistant, first input shaft of gearbox is selectively established or disconnected to first sliding sleeve 81
510 and the first driving gear G1Between torque resistant connection.
After selecting the first sliding sleeve 81 to connect with being combined 91 torque resistant of gear ring with first, engine 30 and first motor 10
Torque after one-way clutch passes to the first input shaft of gearbox 510, because the first fixed gear ring 71 and gearbox first are defeated
It connects with entering 510 torque resistant of axis, the first input shaft of gearbox 510 delivers torque to the first fixed gear ring 71, the first fixed tooth
Circle 71 transfers a torque to first by the first sliding sleeve 81 again and combines gear ring 91, because first in conjunction with gear ring 91 and the first driving tooth
Take turns G1It connects to torque resistant, first transfers a torque to the first driving gear G in conjunction with gear ring 911, the first driving gear G1With first
Driven gear D1It is meshed, the first driven gear D1It is connect with 500 torque resistant of output shaft of gear-box, to deliver torque to
Output shaft of gear-box 500 is finally transmitted to wheel by output shaft of gear-box 500, realizes the power of hybrid power system to two
The transmission of side wheel.
The setting of first synchronization mechanism can permit or prevent gearbox first to input the dynamic of axial output shaft of gear-box
Power transmission, so that the transmission mode for hybrid power system increases alternative.
It continues to refer to figure 1, in a specific embodiment, the gearbox can also include:
Second transmission gear is to 52, including intermeshing second driving gear G2With the second driven gear D2, described second
Driving gear G2It is connect with 200 torque resistant of the second motor output shaft, the second driven gear D2With the gearbox
Connect to two input shafts, 520 torque resistant.
Second transmission gear is to 52 for torque increase of slowing down.In other embodiments, as shown in figure 4, for the ease of space cloth
It sets, the second transmission gear is engaged to that can also increase at least one gear between 52 by multi-stage gear to realize more stages
The purpose of deceleration torque increase.
As shown in Fig. 2, in another specific embodiment, in order to improve the space utilization of hybrid power system, reducing tooth
Quantity is taken turns, the gearbox further includes third driving gear G3, the first driven gear D1Respectively with first driving gear
G1With the third driving gear G3It is meshed.
Referring to FIG. 5, in a specific embodiment, the gearbox can also include:
Jackshaft 530 is set between first input shaft of gearbox 510 and the output shaft of gear-box 500, described
The quantity of jackshaft 530 is one, to guarantee that the steering of engine output shaft 300 is consistent with the steering of wheel;
Intermediate gear 56 is connect with 530 torque resistant of jackshaft, and the intermediate gear 56 is respectively with described first
Driving gear G1And the first driven gear D1 is meshed.
Certainly, in other embodiments, the quantity of the jackshaft can also be at least two, the quantity of intermediate gear with
The quantity of jackshaft is identical, is connected with carrying out torque resistant between each jackshaft by intermediate gear, as long as can guarantee engine
The steering of output shaft 300 and the steering of wheel are consistent.
The setting of jackshaft and intermediate gear guarantees engine output shaft 300 by changing the direction of rotation of jackshaft
It turns to consistent with the steering of wheel.
With continued reference to Fig. 3, in a specific embodiment, the hybrid power system, further includes:
Differential mechanism 60, the input shaft including differential mechanism 60;
Output gear is to 54, including intermeshing output driving gear G4With output driven gear D4, the output is actively
Gear G4It is connect with 500 torque resistant of output shaft of gear-box, the output driven gear D4With the input of the differential mechanism 60
Connect to axis torque resistant.
When first motor 10, after the power of engine 30 or the second motor 20 is transferred to output shaft of gear-box 500, because becoming
Fast case output shaft 500 and output driving gear G4It connects to torque resistant, so that output shaft of gear-box 500 transfers a torque to output
Driving gear G4, by with output driving gear G4The output drive gear being meshed transfers a torque to the input of differential mechanism 60
Axis is finally transmitted to wheel, realizes transmission of the power of hybrid power system to two sides wheel.
Fig. 5 and Fig. 6 are please referred to, in a specific embodiment, the hybrid power system, further includes:
Second synchronization mechanism, including the second fixed gear ring 72, the second sliding sleeve 82 and the second combination gear ring 92, described second
Fixed gear ring 72 is connect with 520 torque resistant of the second input shaft of gearbox, and described second in conjunction with gear ring 92 and described second
Driving gear G2It connects to torque resistant, second input shaft of gearbox is selectively established or disconnected to second sliding sleeve 82
520 and the second driving gear G2Between torque resistant connection.
Second synchronization mechanism is not only able to whether the second motor 20 of control can be transferred to power wheel, and can be
Power is avoided to be transferred to the second motor 20 in the idle situation of second motor 20.Specific works mistake about the second synchronization mechanism
Journey please refers to the course of work of the first synchronization mechanism, and details are not described herein.
In order to increase the transmission ratio of engine 30 and first motor 10, can pass through between engine 30 and first motor 10
Connect to 55 torque resistant of first motor gear mesh.
First motor gear mesh 55, including intermeshing first motor driving gear G5With first motor driven gear D5,
The first motor driving gear G5With the first motor driven gear D5One of the two and the first motor output shaft
It connects to 100 direct torque resistants, the first motor driving gear G5With the first motor driven gear D5It is another in the two
Person connect with the direct torque resistant of the engine output shaft 300.
Specifically, as Figure 1-Figure 4, first motor driving gear G5It is directly anti-with the first motor output shaft 100
It connects to torque, first motor driven gear D5It is connect with the direct torque resistant of the engine output shaft 300.Such as Fig. 5 and Fig. 6
It is shown, the first motor driving gear G5It is connect with the direct torque resistant of the engine output shaft 300, the first motor
Driven gear D5It is connect with the direct torque resistant of the first motor output shaft 100.
The structure of hybrid power system is described in detail above, next by taking Fig. 3 as an example, introduces mixing respectively
The different working modes of dynamical system.
One, pure electric vehicle drive mode:
Under pure electric vehicle drive mode, sole power source of second motor 20 as driving vehicle driving, the second synchronization mechanism
The second sliding sleeve 82 connected with being combined 92 torque resistant of gear ring with second, to guarantee that the power of second electrode can be exported smoothly.
Under pure electric vehicle drive mode, engine 30 and first motor 10 are in off position, because be configured to can be by for one-way clutch
The power of one motor 10 and engine 30 is transferred to output shaft of gear-box 500, and output shaft of gear-box 500 can not by unidirectionally from
Clutch is by power transmission to engine 30 and first motor output shaft 100, therefore, regardless of the first sliding sleeve of the first synchronization mechanism
Whether 81, which connect first, combines gear ring 91, is all possible.
The power of second motor 20 is transferred to the second input shaft of gearbox 520 through the second motor output shaft 200, because second solid
Fixed tooth circle 72 is connect with 520 torque resistant of the second input shaft of gearbox, then torque is transferred to by the second input shaft of gearbox 520
Second sliding sleeve 82, then be transferred to second through the second sliding sleeve 82 and combine gear ring 92, because of the second combination gear ring 92 and third active
Gear G3It connects to torque resistant, second transfers a torque to third driving gear G in conjunction with gear ring 923, then pass through and third driving gear
G3The first driven gear D being meshed1It is transferred to output shaft of gear-box 500, is transferred to differential mechanism 60 to 54 by output gear
Input shaft is finally transmitted to wheel, realizes the power transmission of hybrid power system.
Two, pure 30 drive mode of engine:
Under pure 30 drive mode of engine, first motor 10 and the second motor 20 do not work, and the second of the second synchronization mechanism
Sliding sleeve 82 disconnects the connection for being combined gear ring 92 with second, is transferred to the second motor 20 to avoid by the power of engine 30.Hair
Motivation 30 is in operating status, and the first sliding sleeve 81 of the first synchronization mechanism is combined gear ring 91 to be connected with first, to realize hair
For the power of motivation 30 by the first fixed gear ring 71 after one-way clutch, the first sliding sleeve 81 and first combines gear ring 91 final
It is transferred to output shaft of gear-box 500, in the input shaft for being transferred to differential mechanism 60 to 54 by output gear, is finally transmitted to vehicle
Wheel, realizes the power transmission of hybrid power system.
Three, driven in series mode:
Under driven in series mode, engine 30, first motor 10 and the second motor 20 are in operating status.First is same
First sliding sleeve 81 of step mechanism disconnects the connection for being combined gear ring 91 with first, and the power of engine 30 can not be transferred to gearbox
Output shaft 500, engine 30 does not provide power directly as power source for wheel, and only first motor 10 provides kinetic energy,
To drive first motor 10 to generate electricity, the electric energy of generation charges to battery (not shown).The of second synchronization mechanism
Two sliding sleeves 82 are combined gear ring 92 to connect with second, and the second motor 20 outputs power to wheel.Because the second motor 20 passes through phase
The third driving gear G of engagement3With the first driven gear D1Power is transferred to output shaft of gear-box 500, without shift tooth
Wheel, thus there is no shift disruptions under driven in series mode.
Four, parallel drive mode:
Under parallel drive mode, engine 30, first motor 10 and the second motor 20 are mentioned as power source for wheel
For power.First sliding sleeve 81 of the first synchronization mechanism is combined gear ring 91 to be connected with first, engine 30 and first motor 10
Power through one-way clutch, the first fixed gear ring 71, the first sliding sleeve 81, first is transferred to gearbox first in conjunction with gear ring 91
Input shaft 510, then it is transferred to output shaft of gear-box 500 to 51 through the first transmission gear, most wheel is transferred to through differential mechanism 60 afterwards;
Second sliding sleeve 82 of the second synchronization mechanism is connected with second in conjunction with gear ring 92, and the power of the second motor 20 is defeated through the second motor
Shaft 200 is transferred to the second input shaft of gearbox 520, using the second fixed gear ring 72, the second sliding sleeve 82, the second conjunction gear
Circle 92 is transferred to the second transmission gear to 52 the second driving gear G2, then through driven gear it is transferred to output shaft of gear-box 500,
It most is transferred to wheel through differential mechanism 60 afterwards, realizes the power transmission of hybrid power system.
Five, idling charge mode:
Under idling charge mode, the company between the second sliding sleeve 82 of the second synchronization mechanism and the second combination gear ring 92 is disconnected
It connects, simultaneously switches off the connection between the first sliding sleeve 81 of the first synchronization mechanism and the first combination gear ring 91, the second motor 20 is not
Work, engine 30 and first motor 10 are in operating status, and the power of engine 30 can not transmit after one-way clutch 40
To the first input shaft of gearbox 510, it is that battery charges that engine 30, which drives the power generation of first motor 10 as generator,.
To solve the above problems, the embodiment of the present invention also provides a kind of automobile, including hybrid power system above-mentioned.
During power transmission, the power by the power of engine and first motor is configured to because of one-way clutch
It is transferred to the transmission input shaft, it is antitorque in the outer ring of one-way clutch and engine output shaft and first motor output shaft
In the case where connecting to square, the torque of engine or first motor is transferred to the outer ring of one-way clutch, then be transferred to unidirectionally from
The inner ring of clutch is transferred to the first input shaft of gearbox by the inner ring of one-way clutch, and when torque back transfer, speed change
The torque of the first input shaft of case is transferred to the inner ring of one-way clutch, and the inner ring of one-way clutch and the outer ring of one-way clutch are sent out
It is raw to relatively rotate, engine output shaft and first motor output shaft cannot be transferred a torque to, prevents gearbox to engine
It is transmitted with the torque of first motor;In the inner ring and engine output shaft and first motor output shaft torque resistant of one-way clutch
In the case where connecting to ground connection torque resistant, the torque of engine or first motor is transferred to the inner ring of one-way clutch, then passes
It is handed to the outer ring of one-way clutch, the first input shaft of gearbox is transferred to by the outer ring of one-way clutch, and when torque is reversed
When transmitting, the torque of the first input shaft of gearbox is transferred to the outer ring of one-way clutch, the outer ring of one-way clutch with unidirectionally from
The inner ring of clutch relatively rotates, and cannot transfer a torque to engine output shaft and first motor output shaft, prevents change
Fast case is transmitted to engine and the torque of first motor, so that the power of first motor and engine passes through one-way clutch
It is transferred to the first input shaft of gearbox, and engine and first motor can not be passed to by one-way clutch.
As it can be seen that automobile provided by the embodiment of the present invention, hybrid power system passes through setting and first motor output shaft
It is connected with the engine output shaft torque resistant and power transmission direction is the one-way clutch for being transferred to gearbox from engine,
It only needs the simply lower-cost one-way clutch of structure that the one-way of power transmission can be realized, prevents the power transmission of gearbox
To engine and first motor, the utilization rate of the energy is improved on the basis of guaranteeing low cost, meanwhile, one-way clutch is set
It sets, simplifies equipment, so as to reduce occupied space, facilitate the arrangement of equipment.
Although the embodiment of the present invention discloses as above, present invention is not limited to this.Anyone skilled in the art, not
It is detached from the spirit and scope of the present invention, can make various changes or modifications, therefore protection scope of the present invention should be with right
It is required that subject to limited range.
Claims (10)
1. a kind of hybrid power system characterized by comprising
Engine, including engine output shaft;
First motor, including first motor output shaft, the first motor output shaft and the engine output shaft torque resistant
Connection;
Gearbox, including the first input shaft of gearbox;
One-way clutch, including inner ring and outer ring, one of both described inner ring and the outer ring and the gearbox first
It connects to input shaft torque resistant, the other of both described inner ring and the outer ring and the first motor output shaft and described
It connects to engine output shaft torque resistant, the one-way clutch is configured to the engine and the first motor
Power is transferred to the transmission input shaft.
2. hybrid power system as described in claim 1, which is characterized in that further include:
Second motor, including the second motor output shaft;
The gearbox further includes the second input shaft of gearbox, second input shaft of gearbox and second motor output shaft
Connect to torque resistant.
3. hybrid power system as claimed in claim 2, which is characterized in that the gearbox further include:
Output shaft of gear-box;
First transmission gear pair, including intermeshing first driving gear and the first driven gear, first driving gear
It is connect with the first input shaft of gearbox torque resistant, first driven gear is with the output shaft of gear-box torque resistant
Connection.
4. hybrid power system as claimed in claim 3, which is characterized in that further include:
First synchronization mechanism, including the first fixed gear ring, the first sliding sleeve and first combine gear ring, first fixed gear ring with
It connects to the first input shaft of gearbox torque resistant, described first in conjunction with gear ring and the first driving gear torque resistant connects
It connects, first sliding sleeve is selectively established or disconnected between first input shaft of gearbox and first driving gear
Torque resistant connection.
5. hybrid power system as claimed in claim 4, which is characterized in that the gearbox further include:
Second transmission gear pair, including intermeshing second driving gear and the second driven gear, second driving gear
It is connect with the second motor output shaft torque resistant, second driven gear and the second input shaft of gearbox torque resistant
Ground connection.
6. hybrid power system as claimed in claim 5, which is characterized in that further include:
Second synchronization mechanism, including the second fixed gear ring, the second sliding sleeve and second combine gear ring, second fixed gear ring with
It connects to the second input shaft of gearbox torque resistant, described second in conjunction with gear ring and the second driving gear torque resistant connects
It connects, second sliding sleeve is selectively established or disconnected between second input shaft of gearbox and second driving gear
Torque resistant connection.
7. hybrid power system as claimed in claim 5, which is characterized in that the gearbox further include:
Jackshaft is set between first input shaft of gearbox and the output shaft of gear-box, the quantity of the jackshaft
For at least one, the steering to guarantee engine output shaft is consistent with the steering of wheel;
Intermediate gear is connect with the jackshaft torque resistant, and the intermediate gear respectively with first driving gear with
And first driven gear is meshed.
8. hybrid power system as claimed in claim 5, which is characterized in that the gearbox further includes third driving gear,
First driven gear is meshed with first driving gear and the third driving gear respectively.
9. such as the described in any item hybrid power systems of claim 1-8, which is characterized in that further include:
Differential mechanism, including differential input shaft;
Output gear pair, including intermeshing output driving gear and output driven gear, the output driving gear and institute
It connects with stating output shaft of gear-box torque resistant, the output driven gear is connect with the differential input shaft torque resistant.
10. such as the described in any item hybrid power systems of claim 1-8, which is characterized in that further include:
First motor gear mesh, including intermeshing first motor driving gear and first motor driven gear, described first
One of both motor driving gear and the first motor driven gear and the direct torque resistant of first motor output shaft
Ground connection, the other of both described first motor driving gear and the first motor driven gear are defeated with the engine
Connect to the direct torque resistant of shaft.
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CN201910613196.4A CN110303869A (en) | 2019-07-09 | 2019-07-09 | Hybrid power system |
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CN201910613196.4A CN110303869A (en) | 2019-07-09 | 2019-07-09 | Hybrid power system |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023130451A1 (en) * | 2022-01-10 | 2023-07-13 | 舍弗勒技术股份两合公司 | Hybrid power system, and vehicle |
WO2023133759A1 (en) * | 2022-01-13 | 2023-07-20 | 舍弗勒技术股份两合公司 | Hybrid power system, and vehicle |
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2019
- 2019-07-09 CN CN201910613196.4A patent/CN110303869A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023130451A1 (en) * | 2022-01-10 | 2023-07-13 | 舍弗勒技术股份两合公司 | Hybrid power system, and vehicle |
WO2023133759A1 (en) * | 2022-01-13 | 2023-07-20 | 舍弗勒技术股份两合公司 | Hybrid power system, and vehicle |
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