CN110145571A - Power failure-free hybrid gearbox - Google Patents
Power failure-free hybrid gearbox Download PDFInfo
- Publication number
- CN110145571A CN110145571A CN201910468952.9A CN201910468952A CN110145571A CN 110145571 A CN110145571 A CN 110145571A CN 201910468952 A CN201910468952 A CN 201910468952A CN 110145571 A CN110145571 A CN 110145571A
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- Prior art keywords
- input shaft
- clutch
- gear
- motor
- shaft
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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
- B60K6/26—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 motors or the generators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/50—Architecture of the driveline characterised by arrangement or kind of transmission units
- B60K6/54—Transmission for changing ratio
- B60K6/543—Transmission for changing ratio the transmission being a continuously variable transmission
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/12—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts with means for synchronisation not incorporated in the clutches
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- General Engineering & Computer Science (AREA)
- Hybrid Electric Vehicles (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention discloses a kind of power failure-free hybrid gearboxes, including input shaft and output shaft, the input shaft includes the first input shaft and the second input shaft, second input shaft is hollow shaft sleeve loaded on first input shaft and first input shaft and the second input shaft can turn independently of each other, further include: first clutch, double arrangement of clutch, transmission component.The present invention can play the advantage of hybrid vehicle by changing the arrangement of engine and motor to the full extent, both it had been able to achieve the gear shift of power failure-free, can be realized motor and engine simultaneously can make full use of whole gears in conjunction with odd number shelves and even gear, respectively work is in efficient section, improve the service efficiency of the energy, unnecessary waste and pollution are reduced, lighter quality and smaller occupied space are possessed.
Description
Technical field
The present invention relates to the hybrid gearbox technical fields of mixed power vehicle dynamic system, and in particular to Yi Zhongwu
Power interruption hybrid gearbox.
Background technique
In recent years, it is contemplated that due to the various limitations that fossil energy itself has, many countries and regions in the whole world are all
New energy technology is being greatly developed to replace or improve using fossil energy adverse effect, automotive field
Take the lead in expanding the research and development and application of various new energy technologies, and hybrid vehicle is as a kind of current very efficient driving side
Case is just widely paid close attention to.
The problem of there is also power interruptions when having gear shift for traditional speed changer, but in the progress of experience technology
It has been able to avoid the problem that later to bring power interruption such as CVT DCT iso-variable velocity device when perhaps mitigating gear shift.In list
In the internal-combustion engines vehicle or pure electric automobile of one driven by energy, it is real that speed changer can use known technology in gearshift procedure
Existing power failure-free, however possess two sets of driving devices in hybrid vehicle, it will appear in the various driving modes of automobile
The case where internal combustion engine driving, pure electric vehicle driving and hybrid power drive, in the base for not increasing hybrid gearbox complexity
On plinth, it is current for how realizing no matter any power source drive or when common driving can be realized power failure-free gear shift
It is worth solving the problems, such as.
From the structure of dynamic coupling device, hybrid gearbox generally can be divided into two types: planet disc type and
Parallel-axis type.Well-known Toyota THS hybrid power configuration belongs to power coupling using Planetary Gear Transmission as core
Type hybrid power system；And another more popular PX configuration then belongs to parallel-axis type, on the basis of traditional speed changer
Install a set of electric driver additional, it is defeated in additive type hybrid gearbox, torque coupling type is typically belonged to, due to traditional technology
Inheritance preferably therefore be also used widely；Simultaneously this PX configuration can only generally realize transmission input shaft (P2) or
Power coupling on transmission output shaft (P3) cannot be considered in terms of the respective advantage of the two.Planetary gear construction using two with
Structure is complicated when uplink astrolabe, control difficulty is high, and the structure of parallel-axis type often compares relatively simple, torque coupling with control
The characteristics of conjunction, can possess stronger dynamic property while reducing fuel economy, also obtain more universal application at present.
Application No. is a kind of hybrid gearbox of 201810282936.6 patent disclosure by setting jackshaft and
Gear thereon reduces axial occupied space, and so as to shorten the axial length of drive system, more gear transmissions may be implemented；?
The switching between multiple gears may be implemented in motor driven in the invention, but not can avoid the power generated in gearshift procedure
It interrupts, if continuing output power to output shaft in gear shift instantaneous starting engine, is bound to cause engine fuel consumption increase, hair
Motivation cold start-up can also generate more multi-pollutant and bigger fuel consumption, cannot achieve pure electric vehicle at all if motor buty shifting
Traveling needs the engine moment to keep idling mode.
Application No. is disclosing in 201710803745.5 patent specification, a kind of multi-mode with double clutch is mixed
Actuating unit is closed, double arrangement of clutch are to be connected to have the function of single-input double-output with engine in the invention, can be with
High, normal, basic three gears switching is realized to expand the operating mode of hybrid power using double arrangement of clutch, realizes the efficient of engine
Rate, but whole gears of the system can not be fully utilized in its motor, and motor needs if not gear shift when pure electric vehicle driving
Various vehicle speed ranges are covered, can only be connected by power with constant transmission ratio and wheel holding, it is more demanding to Motor Capability, if changing
The case where shelves then will appear power interruption；And in the structure that the invention engine and motor coaxle line are arranged, if engine
When being operated alone using gear transmitting power in hollow shaft, since hollow shaft is coupled but motor not work at this time always with motor
Make, therefore increases the unnecessary rotary inertia that engine generates clutch in two gear drivings.
Application No. is in 201710591429.6 hybrid power system, motor passes through the sky on synchronization mechanism and motor shaft
The connection of motor Yu odd number shelves and even gear may be implemented in sleeve gear, and motor and engine, which can have complementary advantages, to be realized in unpowered
Disconnected gear shift, the invention are a variety of to realize by installing synchronizer and free gear additional to motor, installing double arrangement of clutch additional to engine
Operating mode, odd number shelves and even gear make full use of, but structure is complicated for the patent of invention, and components are excessive, and introduce
Jackshaft with multiple parallel input shafts and output shaft reduces the reliability of entire speed changer, while increasing cost, also increases
Add the volume of speed changer to be unfavorable for vehicle to develop to lightweight.
It therefore, in order to solve the above problem, if can be in conjunction with being weighed the characteristics of two kinds of power sources itself in hybrid vehicle
A hybrid power system dedicated transmission is newly designed, then can play the advantage of hybrid vehicle to the full extent, it can
Realize the gear shift of power failure-free, while can be realized motor and engine can be in conjunction with odd number shelves and even gear to sufficiently
Using whole gears, respectively work improves the service efficiency of the energy, reduces unnecessary waste and dirt in efficient section
Dye.Meanwhile dedicated hybrid gearbox should based on the structural development of conventional transmissions, can both reduce research and development at
This, and it is able to achieve good technology inheritance, continue its advantage.Dedicated hybrid gearbox is since forethought is to two kinds
The characteristic of power source can meet requirement using less gear, therefore can possess lighter quality and smaller
Occupied space.
Summary of the invention
In view of this, it is dynamic to provide a kind of power failure-free mixing the purpose of the present invention is overcoming defect in the prior art
Power speed changer can play the advantage of hybrid vehicle to the full extent, both be able to achieve the gear shift of power failure-free, while energy
Enough realize that motor and engine can make full use of whole gears in conjunction with odd number shelves and even gear, respectively work is in height
The service efficiency of the energy is improved in the section of effect, reduces unnecessary waste and pollution, and the present invention is based on the structures of conventional transmissions
It develops, can not only reduce research and development cost, but also be able to achieve good technology inheritance, continue its advantage, the present invention is due to thing
The characteristic for first considering two kinds of power sources, can meet requirement using less gear, therefore can possess lighter
Quality and smaller occupied space.
Power failure-free hybrid gearbox of the invention, including input shaft and output shaft, the input shaft include the
One input shaft and the second input shaft, second input shaft are hollow shaft sleeve loaded on first input shaft and first input
Axis and the second input shaft can turn independently of each other, further includes:
First clutch, the first clutch are connected between first input shaft and engine output shaft；
Double arrangement of clutch, double arrangement of clutch include the second clutch worked independently from each other and third clutch, institute
It states third clutch to be connected between first input shaft and motor shaft, the second clutch is connected to second input
Between axis and empty set motor shaft, the motor shaft and the empty set motor shaft are connected with the rotor of motor；
Transmission component, the transmission component is for dynamic without speed change transmitting is interrupted between the input shaft and the output shaft
Power.
Further, the third clutch of double arrangement of clutch is disc, and the second clutch is ring in described the
The circular ring shape of three clutch peripheries, and the second clutch and third clutch can transmit with individually engaging or simultaneously engage with
Power.
Further, the transmission component includes that multiple groups correspond meshed gears group, and the gear set includes:
The first driving gear third driving gear being installed on second input shaft, first driving gear and institute
It states the axially adjacent arrangement of third driving gear and is mutually in step rotation；
The second driving gear being placed on first input shaft；
The second driven gear being installed on the output shaft, second driven gear are nibbled with second driving gear
Conjunction forms second gear；
The first driven gear and third driven gear being placed on the output shaft, first driven gear with it is described
First driving gear engages to form first gear, and the third driven gear engages to form three gear teeth with the third driving gear
Wheel.
Further, the transmission component further include:
The first synchromesh mechanism being fixedly installed on first input shaft, first synchromesh mechanism are located at
Between second driving gear and the second input shaft, first synchromesh mechanism can be with second driving gear or
Two input shafts engage or are placed in empty engagement position, and the motor can cooperate the first synchromesh mechanism via double arrangement of clutch
Selectively be sequentially connected with first input shaft or/and the second input shaft, the engine can via described first from
Clutch cooperate the first synchromesh mechanism be selectively sequentially connected with first input shaft or with first input shaft, the
The transmission connection of two input shafts.
Further, the transmission component further include:
The second synchromesh mechanism being fixedly installed on the output shaft, second synchromesh mechanism are located at described
Between first driven gear and third driven gear, second synchromesh mechanism can be with first driven gear or third
Driven gear engages or is placed in empty engagement position, and the input shaft can cooperate first synchromesh mechanism and described second together
Step engaging mechanism selection one gear/second gear/tri- gear gears carry out the transmitting of the power between the input shaft and the output shaft.
Further, the motor and the engine can clutch connection in the both ends of the input shaft.
Further, the motor is dual-output motor, and power output end is motor shaft and empty set motor shaft.
Further, the motor shaft and the empty set motor shaft be synchronize rotate in same direction.
Further, the motor is generator motor, can be by the engine via first clutch and double arrangement of clutch
The rotor of the motor is driven to generate electricity.
Further, the output end of the output shaft is fixedly installed output gear output power.
The beneficial effects of the present invention are: a kind of power failure-free hybrid gearbox disclosed by the invention, passes through change
The arrangement of engine and motor can play the advantage of hybrid vehicle to the full extent, both be able to achieve power failure-free
Gear shift, while can be realized motor and engine can be in conjunction with odd number shelves and even gear to making full use of whole gears
Position, respectively work improves the service efficiency of the energy, reduces unnecessary waste and pollution in efficient section, the present invention is based on
The structural development of conventional transmissions can not only reduce research and development cost, but also be able to achieve good technology inheritance, and it is excellent to continue its
Point, the present invention can meet requirement due to forethought to the characteristic of two kinds of power sources, using less gear, therefore can
To possess lighter quality and smaller occupied space.
Detailed description of the invention
The invention will be further described with reference to the accompanying drawings and examples:
Fig. 1 is the structural diagram of the present invention.
Specific embodiment
Fig. 1 is the structural diagram of the present invention, as shown, one of the present embodiment power failure-free hybrid power becomes
Fast device input shaft and output shaft 3, the input shaft include the first input shaft 2 and the second input shaft 4, and second input shaft 4 is
Hollow shaft sleeve is loaded on first input shaft 2 and first input shaft 2 and the second input shaft 4 can turn independently of each other, also
Include:
First clutch C1, the first clutch C1 be connected to first input shaft 2 and engine ICE output shaft it
Between；
Double arrangement of clutch D, double arrangement of clutch D include the second clutch C2 and third clutch worked independently from each other
C3, the third clutch C3 are connected between first input shaft 2 and motor shaft 1, and the second clutch C2 is connected to
Between second input shaft 4 and empty set motor shaft 5, the rotor of the motor shaft 1 and the empty set motor shaft 5 with motor EM
Connection；
Transmission component, the transmission component are used between the input shaft and the output shaft 3 without interruption speed change transmitting
Power.
In the present embodiment, the third clutch C3 of double arrangement of clutch D is disc, and the second clutch C2 is ring
Circular ring shape in the periphery third clutch C3, and the second clutch C2 and third clutch C3 can individually engage or
Transmit power with simultaneously engaging with, conventional clutch can only individually engage to meet clutch needs, in double clutch work
A clutch can only be kept to remain engaged with and transmit power, and the double clutch in the present invention can simultaneously engage with makes motor shaft
1 and motor shaft 5 can simultaneously to input shaft carry out power transmission, increase transfer of torque.
In the present embodiment, the transmission component includes that multiple groups correspond meshed gears group, and the gear set includes:
The first driving gear 1-1 third driving gear 3-1 being installed on second input shaft 4, described first actively
The gear 1-1 and third driving gear 3-1 is axially adjacent to be arranged and is mutually in step rotation；
The second driving gear 2-1 being placed on first input shaft 2；
The second the driven gear 2-2, the second driven gear 2-2 and second master being installed on the output shaft 3
Moving gear 2-1 engages to form second gear；
The the first driven gear 1-2 and third driven gear 3-2 being placed on the output shaft 3, first driven tooth
Wheel 1-2 engages to form first gear with the first driving gear 1-1, and the third driven gear 3-2 and the third are actively
Gear 3-1 engages to form three gear gears, is incremented by from the first driving gear, the second driving gear to its number of teeth of third driving gear,
Three gear power transmissions are formed, are gradually reduced from a gear to three gear torques, revolving speed increases.
In the present embodiment, the transmission component further include:
The first synchromesh mechanism S1 being fixedly installed on first input shaft 2, first synchromesh mechanism
For S1 between the second driving gear 2-1 and the second input shaft 4, the first synchromesh mechanism S1 can be with described second
Driving gear 2-1 or the engagement of the second input shaft 4 are placed in empty engagement position, and the motor EM can be via double arrangement of clutch D
The first synchromesh mechanism S1 is cooperated selectively to be sequentially connected with first input shaft 2 or/and the second input shaft 4, it is described
Engine ICE can cooperate the first synchromesh mechanism S1 selectively to input with described first via the first clutch C1
The transmission connection of axis 2 is sequentially connected with first input shaft 2, the second input shaft 4, and the first synchromesh mechanism S1 can be used often
Pressure type synchronizer, inertial type of synchronizer or voluntarily the synchronizer of synchro-meshing may be implemented in boosting-type synchronizer etc. are passed in power
When passing, the first synchromesh mechanism S1 is moved to left under the stirring of shift fork can engage with the second driving gear 2-1 of empty set, move to right
It can be engaged with the second input shaft 4, or be to revert to empty engagement position.
In the present embodiment, the transmission component further include:
The second synchromesh mechanism S2 being fixedly installed on the output shaft 3, second synchromesh mechanism S2
Between the first driven gear 1-2 and third driven gear 3-2, the second synchromesh mechanism S2 can be with described first
Driven gear 1-2 or third driven gear 3-2 engagement is placed in empty engagement position, and the input shaft can cooperate described first to synchronize
Engaging mechanism S1 and the second synchromesh mechanism S2 selection first gear/second gear/tri- gear gears carry out the input
Power transmitting between axis and the output shaft 3, it is synchronous that constant load synchronizer, inertia-type can be used in the second synchromesh mechanism S2
Device or voluntarily the synchronizer of synchro-meshing may be implemented in boosting-type synchronizer etc., in power transmitting, the second synchromesh mechanism
S2 is moved to left under the stirring of shift fork can engage with the third driven gear 3-2 of empty set, move to right can with it is the first of empty set driven
Tooth 1-2 engagement, or it is to revert to empty engagement position.
In the present embodiment, the motor EM and the engine ICE can clutch connection in the both ends of the input shaft, motor
The both ends that EM and engine ICE is located at input shaft are adjusted by revolving speed realizes power coupling, can provide bigger torsion to input shaft
Square.
In the present embodiment, the motor EM is dual-output motor, and power output end is motor shaft 1 and empty set motor shaft 5.
In the present embodiment, the motor shaft 1 and the empty set motor shaft 5 be synchronize rotate in same direction.
In the present embodiment, the motor EM is generator motor, can by the engine ICE via first clutch C1 and
Double arrangement of clutch D drive the rotor of the motor EM to generate electricity.
In the present embodiment, the output end of the output shaft 3 is fixedly installed output gear 0-1 output power.
Pure electric vehicle driving, engine driving, engine may be implemented in power failure-free hybrid gearbox of the invention
Motor combination drive, driving charging, parking charging, reverse travel, it is pure electricity when driving starting engine progress combination drive and
The characteristics of operating modes such as kinetic energy recycling, there are also power failure-free gear shifts, next each operating mode is introduced to help
It is of the invention in understanding.
Pure electric vehicle driving: under the operating condition of starting or low speed, for motor EM by vehicle-mounted energy storage device for electrically activating, second is same
Step engaging mechanism S2 is engaged with the first driven gear 1-2, the first driven gear 1-2 is connect with output shaft 3, first clutch C1
In discrete state, the first synchromesh mechanism S1 is in empty engagement position, and second clutch C2 is remained engaged with can be by empty set
The output power of motor shaft 5 passes to the second input shaft 4, power transfer path are as follows: motor EM, empty set motor shaft 5, second from
Clutch C2, the second input shaft 4, the first driving gear 1-1, the first driven gear 1-2 output shaft 3 arrive output gear 0-1.
When pure motor driving switches to second gear transmission by a gear, keep the above-mentioned gear kind of drive constant, first is synchronous
Engaging mechanism S1 connect gear 2-1 with the first input shaft 2 to gear 2-1 engagement, gradually unclamps second clutch C2, connects simultaneously
Third clutch C3 is closed, appropriate adjustment motor speed is completely disengaged to second clutch C2 and is fully engaged with third clutch C3
The engagement for disconnecting the second synchromesh mechanism S2 and the first driven gear 1-2 afterwards completes the nothing that second gear is switched to from a gear
Power interruption shift.
When pure motor driving is switched to the transmission of three gears by second gear, in the transmission of above-mentioned second gear, the second synchromesh mechanism
S2 connect third driven gear 3-2 with output shaft 3 with third driven gear 3-2 engagement under shift fork effect, gradually unclamps the
Three clutch C3 simultaneously engage with second clutch C2, and appropriate adjustment motor speed is kept completely separate and second to third clutch C3
After clutch C2 is fully engaged, the first synchromesh mechanism S1 revert to empty engagement position, that is, completes from second gear and be switched to three gears
Power failure-free shift.
During pure motor driving, a gear and second gear are switched to from second gear are switched to three gears shift identical its of principle and change
Gear process is similar；Being switched to second gear and a gear from three gears, to be switched to second gear identical its shift process of principle of shifting gears similar.
Starting engine carries out combination drive when pure electric vehicle drives: assuming that motor EM is in first gear driving vehicle at this time
If desired traveling starts engine ICE work, then controls motor EM and make it to suitable rotational speed in first clutch C1 and third
Power coupling, which is carried out, with engine ICE after clutch C3 engagement and continues through first gear driving running car increase torque defeated
Out, the dynamic property for improving automobile can disconnect second clutch C2 or the second clutch as needed after engine ICE starts completely
Device C3 is to match more suitable power demand；When one gear driving, first clutch C1 and second clutch C2 engagement, first is same
Step engaging mechanism S1 is engaged with the second input shaft 4, and the second synchromesh mechanism S2 is engaged with the first driven gear 1-2；One gear is cut
When shifting into second, first clutch C1 is disconnected, and the first synchromesh mechanism S1 engages with the second driving gear 2-1, at this point, disconnection the
First clutch C1 and third clutch C3 is engaged while two clutch C2, then the second synchromesh mechanism S2 is attributed to sky and is connect
Coincidence, gearbox complete the switching from a gear to second gear；When second gear three gear of switching, the second synchromesh mechanism S2 and third from
Moving gear 3-2 engagement disconnects first clutch C1 and third clutch C3 at this time and simultaneously engages with second clutch C2, and first is synchronous
Whether engaging mechanism S1 is attributed to empty engagement position, can be needed to re-engage with first clutch C1 according to power demand；Three gear switchings two
When gear, first clutch C1 disconnects the first engaging mechanism S1 and engages with the second driving gear 2-1, disconnects second clutch C2 at this time
It simultaneously engages with first clutch C1 and rejoins third clutch C3, the second engaging mechanism S2 is attributed to empty engagement position；Second gear changes a gear
When, the second engaging mechanism S2 is engaged with the first driven gear 1-2, disconnects first clutch C1 and third clutch C3 simultaneously at this time
Second clutch C2 is engaged, the power output of engine ICE if necessary just inputs the first synchromesh mechanism S1 and second
Axis 4 engages, first clutch C1 engagement, if not needing the power output of engine ICE just by the first synchromesh mechanism S1
Position is engaged in sky, first clutch C1 is remained open.
Engine is operated alone: engine ICE is internal combustion engine, and the direction of rotation of power output shaft is constant, a gear driving
When, the second synchromesh mechanism S2 connect output shaft 3 and the first driven gear 1-2 with the first driven gear 1-2 engagement, and first
Synchromesh mechanism S1 connect the first input shaft 2 and the second input shaft 4 with the engagement of 4 direction of the second input shaft, first clutch
After C1 engagement, remaining clutch keeps discrete state；Engine ICE power is via first clutch C1, the first input shaft 2,
One synchromesh mechanism S1, the second input shaft 4, the first driving gear 1-1, the first driven gear 1-2, the second synchromesh mechanism
S2, output shaft 3 and output gear 0-1 output cannot achieve in unpowered when engine ICE is operated alone and independently shifts gears
Disconnected shift need to could complete power failure-free shift by means of the auxiliary of motor EM.
Motor of engine combination drive: when a gear driving, first clutch C1 engagement, second clutch C2 engagement, third
Clutch C3 is disconnected, and the first synchromesh mechanism S1 is engaged with the second input shaft 4, and the second synchromesh mechanism S2 and first is driven
Gear 1-2 engagement；Engine ICE passes through first clutch C1, the first input shaft 2, the first synchromesh mechanism S1, the second input
Axis 4, the first driving gear 1-1, the first driven gear 1-2, the second synchromesh mechanism S2, output shaft 3 and output gear 0-1 are defeated
Power out；The torque of motor EM and the torque of engine ICE are passed through the second input by second clutch C2 by motor EM simultaneously
Axis 4 is coupled, and motor EM power passes through empty set motor shaft 5, second clutch C2, the second input shaft 4, the first driving gear 1-
1, the first driven gear 1-2, the second synchromesh mechanism S2, output shaft 3 and output gear 0-1 output.
When two grades of drivings, first clutch C1, third clutch C3 engagement, second clutch C2 are disconnected, and first synchronizes and nibble
It closes mechanism S1 to engage with the second driving gear 2-1, the second synchromesh mechanism S2 is in intermediate empty engagement position；Engine ICE is dynamic
Power passes through first clutch C1, the first input shaft 2, the first synchromesh mechanism S1, the second driving gear 2-1, the second driven tooth
Take turns 2-2, output shaft 3 and output gear 0-1 output；Motor EM passes through motor shaft 1, third clutch C3 and engine ICE simultaneously
Torque is coupled in the first input shaft 2, and power is by motor shaft 1, third clutch C3, the first input shaft 2, the first synchro-meshing
Mechanism S1, the second driving gear 2-1, the second driven gear 2-2, output shaft 3 and output gear 0-1 output.
When three gear drivings, first clutch C1, second clutch C2 engagement, third clutch C3 are disconnected, and first synchronizes and nibble
It closes mechanism S1 to engage with the second input shaft 4, the second synchromesh mechanism S2 is engaged with third driven gear 3-2；Engine ICE is dynamic
Power passes through first clutch C1, the first input shaft 2, the first synchromesh mechanism S1, third driving gear 3-1, third driven tooth
Take turns 3-2, the second synchromesh mechanism S2, output shaft 3 and output gear 0-1 output；The power of motor EM passes through empty set electricity simultaneously
Arbor 1, second clutch C2, third driving gear 3-1, third driven gear 3-2, the second synchromesh mechanism S2, output shaft 3
It is exported with output gear 0-1.
Engine ICE and when power failure-free gear shift and engine driving or motor driven when motor EM combination drive
Gearshift procedure is similar, and details are not described herein.
Parking charging: when temporary parking, optionally it is filled according to vehicle power supply remaining capacity control system
Electricity；First clutch C1, third clutch C3 engagement, second clutch C2 are disconnected, and the first synchromesh mechanism S1 and second is same
It walks engaging mechanism S2 and is in intermediate empty engagement position；Engine ICE passes through first clutch C1, the first input shaft 2, third clutch
C3 and motor shaft 1 drive the rotation of motor EM rotor to generate electricity motor EM, charge for vehicle power supply, and motor EM is as hair at this time
Motor uses.
Driving charging: first clutch C1, third clutch C3 engagement, second clutch C2 are disconnected, the first synchro-meshing
Mechanism S1 is engaged to the second input shaft 4, and the second synchromesh mechanism S2 is engaged with the first driven gear 1-2；Engine ICE power
By first clutch C1, the first input shaft 2, the first synchromesh mechanism S1, the second input shaft 4, the first driving gear 1-1,
First driven gear 1-2, the second engaging mechanism S2, output shaft 3 and output gear 0-1 output；Simultaneously because third clutch C3
The state of remaining engaged with can drive the rotation of motor EM rotor to charge motor EM, and motor EM works as generator, send out
Motivation ICE charges while driving vehicle driving for vehicle power supply, and principle is identical when remaining gear charges to motor EM, mistake
Journey is similar.
Kinetic energy recycling: in automobile slide or braking deceleration, kinetic energy can be by output gear 0-1, output shaft 3, the
One driven gear 1-2, the first driving gear 1-1, the second input shaft 5 and second clutch C2 to motor EM, motor EM makees at this time
It is vehicle power supply charging using the kinetic energy passed back for generator work；When automobile is in second gear or three gears, kinetic energy is returned
Debit's formula is similar, and kinetic energy recycling path is rationally converted according to locating gear.
Reverse gear traveling: scheme when being driven according to above-mentioned pure electric vehicle, reverse gear driving functions of the invention are by motor EM's
Reversion transmission power can be realized, without the additional mechanism providing additional operation in newly-increased more directions for changing engine ICE output power, reduce
The amount of parts of speed changer, improves the reliability of speed changer, reduces costs simultaneously.
A kind of power failure-free hybrid gearbox of the present invention, realized in the case where keeping the simple situation of structure it is a variety of not
With the driving of hybrid power under mode, the function of multi-mode and more gears can make engine ICE and motor EM utmostly work
Make to improve fuel economy while reducing disposal of pollutants in high efficiency range, improves working efficiency；The present invention with fixed shaft type it is double from
It is preferable to the inheritance of original technology based on closing speed changer, while reducing exploitation and manufacturing cost.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with
Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the scope of the claims of invention.
Claims (10)
1. a kind of power failure-free hybrid gearbox, it is characterised in that: including input shaft and output shaft, the input shaft packet
The first input shaft and the second input shaft are included, second input shaft is that hollow shaft sleeve is loaded on first input shaft and described first
Input shaft and the second input shaft can turn independently of each other, further includes:
First clutch, the first clutch are connected between first input shaft and engine output shaft；
Double arrangement of clutch, double arrangement of clutch include the second clutch worked independently from each other and third clutch, and described
Three clutches are connected between first input shaft and motor shaft, the second clutch be connected to second input shaft with
Between empty set motor shaft, the motor shaft and the empty set motor shaft are connected with the rotor of motor；
Transmission component, the transmission component is for transmitting power without interruption speed change between the input shaft and the output shaft.
2. power failure-free hybrid gearbox according to claim 1, it is characterised in that: double arrangement of clutch
Third clutch is disc, and the second clutch is ring in the circular ring shape of third clutch periphery, and described second
Clutch and third clutch can transmit power with individually engaging or simultaneously engage with.
3. power failure-free hybrid gearbox according to claim 1, it is characterised in that: the transmission component includes
Multiple groups correspond meshed gears group, and the gear set includes:
The first driving gear third driving gear being installed on second input shaft, first driving gear and described
Three driving gears are axially adjacent to be arranged and is mutually in step rotation；
The second driving gear being placed on first input shaft；
The second driven gear being installed on the output shaft, second driven gear and the second driving gear engaging
At second gear；
The first driven gear and third driven gear being placed on the output shaft, first driven gear and described first
Driving gear engages to form first gear, and the third driven gear engages to form three gear gears with the third driving gear.
4. power failure-free hybrid gearbox according to claim 3, it is characterised in that: the transmission component also wraps
It includes:
The first synchromesh mechanism being fixedly installed on first input shaft, first synchromesh mechanism are located at described
Between second driving gear and the second input shaft, first synchromesh mechanism can be defeated with second driving gear or second
Enter axis engagement or be placed in empty engagement position, the motor can cooperate the first synchromesh mechanism optional via double arrangement of clutch
It is sequentially connected with first input shaft or/and the second input shaft with selecting, the engine can be via the first clutch
Cooperate the first synchromesh mechanism be selectively sequentially connected with first input shaft or with first input shaft, second defeated
Enter axis transmission connection.
5. power failure-free hybrid gearbox according to claim 4, it is characterised in that: the transmission component also wraps
It includes:
The second synchromesh mechanism being fixedly installed on the output shaft, second synchromesh mechanism are located at described first
Between driven gear and third driven gear, second synchromesh mechanism can be driven with first driven gear or third
Gear engages or is placed in empty engagement position, and the input shaft can cooperate first synchromesh mechanism and described second synchronize and nibble
It closes mechanism selection first gear/second gear/tri- gear gears and carries out the transmitting of the power between the input shaft and the output shaft.
6. power failure-free hybrid gearbox described in -5 according to claim 1, it is characterised in that: the motor and described
Engine can clutch connection in the both ends of the input shaft.
7. power failure-free hybrid gearbox according to claim 6, it is characterised in that: the motor is dual output
Motor, power output end are motor shaft and empty set motor shaft.
8. power failure-free hybrid gearbox according to claim 7, it is characterised in that: the motor shaft and described
Empty set motor shaft is to synchronize to rotate in same direction.
9. power failure-free hybrid gearbox according to claim 8, it is characterised in that: the motor is power generation electricity
Motivation can drive the rotor of the motor to generate electricity by the engine via first clutch and double arrangement of clutch.
10. power failure-free hybrid gearbox according to claim 9, it is characterised in that: the output shaft it is defeated
Outlet is fixedly installed output gear output power.
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| CN201910468952.9A CN110145571B (en) | 2019-05-31 | 2019-05-31 | Non-power-interruption hybrid power transmission |
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| CN201910468952.9A CN110145571B (en) | 2019-05-31 | 2019-05-31 | Non-power-interruption hybrid power transmission |
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| CN110145571B CN110145571B (en) | 2022-07-26 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110525194A (en) * | 2019-09-26 | 2019-12-03 | 吉孚汽车技术(浙江)有限公司 | Hybrid vehicle power-driven system and its control method |
| CN111791686A (en) * | 2020-06-05 | 2020-10-20 | 重庆交通大学 | Single-motor hybrid power speed change system capable of realizing multiple PX functions |
| CN114571982A (en) * | 2021-03-25 | 2022-06-03 | 长城汽车股份有限公司 | Hybrid transmission, hybrid transmission system and vehicle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000287303A (en) * | 1999-03-29 | 2000-10-13 | Unisia Jecs Corp | Generator-motor unit |
| WO2007042109A1 (en) * | 2005-10-13 | 2007-04-19 | Volkswagen Aktiengesellschaft | Twin clutch gearbox for a motor vehicle, in particular provided with a hybrid drive and a method for controlling said twin clutch gearbox |
| US20090200094A1 (en) * | 2004-09-27 | 2009-08-13 | Magna Steyr Fahrzeugtechnik Ag & Co Kg | Drive unit for motor vehicles with hybrid drive in a longitudinal arrangement |
| CN103388655A (en) * | 2012-05-09 | 2013-11-13 | 格特拉格传动机构和齿轮工厂赫尔曼·哈根迈尔有限公司&两合公司 | Dual coupling gear mechanism |
| CN106891713A (en) * | 2017-04-14 | 2017-06-27 | 重庆青山工业有限责任公司 | A kind of mixed power automobile driving system |
| CN108662094A (en) * | 2018-04-02 | 2018-10-16 | 舍弗勒技术股份两合公司 | Hybrid gearbox, hybrid drive train and hybrid vehicle |
-
2019
- 2019-05-31 CN CN201910468952.9A patent/CN110145571B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000287303A (en) * | 1999-03-29 | 2000-10-13 | Unisia Jecs Corp | Generator-motor unit |
| US20090200094A1 (en) * | 2004-09-27 | 2009-08-13 | Magna Steyr Fahrzeugtechnik Ag & Co Kg | Drive unit for motor vehicles with hybrid drive in a longitudinal arrangement |
| WO2007042109A1 (en) * | 2005-10-13 | 2007-04-19 | Volkswagen Aktiengesellschaft | Twin clutch gearbox for a motor vehicle, in particular provided with a hybrid drive and a method for controlling said twin clutch gearbox |
| CN103388655A (en) * | 2012-05-09 | 2013-11-13 | 格特拉格传动机构和齿轮工厂赫尔曼·哈根迈尔有限公司&两合公司 | Dual coupling gear mechanism |
| US20130298709A1 (en) * | 2012-05-09 | 2013-11-14 | Getrag Getriebe- Und Zahnradfabrik Hermann Hagenmeyer Gmbh & Cie Kg | Dual coupling gear mechanism |
| CN106891713A (en) * | 2017-04-14 | 2017-06-27 | 重庆青山工业有限责任公司 | A kind of mixed power automobile driving system |
| CN108662094A (en) * | 2018-04-02 | 2018-10-16 | 舍弗勒技术股份两合公司 | Hybrid gearbox, hybrid drive train and hybrid vehicle |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110525194A (en) * | 2019-09-26 | 2019-12-03 | 吉孚汽车技术(浙江)有限公司 | Hybrid vehicle power-driven system and its control method |
| CN110525194B (en) * | 2019-09-26 | 2023-11-07 | 吉孚汽车技术(苏州)有限公司 | Power drive system for hybrid vehicle and control method thereof |
| CN111791686A (en) * | 2020-06-05 | 2020-10-20 | 重庆交通大学 | Single-motor hybrid power speed change system capable of realizing multiple PX functions |
| CN114571982A (en) * | 2021-03-25 | 2022-06-03 | 长城汽车股份有限公司 | Hybrid transmission, hybrid transmission system and vehicle |
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|---|---|
| CN110145571B (en) | 2022-07-26 |
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