CN108001187A - Power drive system and there is its vehicle - Google Patents

Power drive system and there is its vehicle Download PDF

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Publication number
CN108001187A
CN108001187A CN201610934082.6A CN201610934082A CN108001187A CN 108001187 A CN108001187 A CN 108001187A CN 201610934082 A CN201610934082 A CN 201610934082A CN 108001187 A CN108001187 A CN 108001187A
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CN
China
Prior art keywords
power
conversion equipment
conversion
engine
gear
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Granted
Application number
CN201610934082.6A
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Chinese (zh)
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CN108001187B (en
Inventor
凌和平
翟震
徐友彬
黄威
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BYD Co Ltd
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BYD Co Ltd
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Priority to CN201610934082.6A priority Critical patent/CN108001187B/en
Publication of CN108001187A publication Critical patent/CN108001187A/en
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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
    • B60K6/24—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 combustion engines
    • 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
    • B60K6/22—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
    • B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/62—Hybrid vehicles

Abstract

The invention discloses a kind of power drive system and vehicle, power drive system includes：System dynamic output section；The engine of the input terminal alternative power coupling connection of system dynamic output section；With the second dynamotor that engine is direct or selective power coupling is connected；First generator unit, the first generator unit include the first dynamotor and unit coupling part, and unit coupling part is connected with system dynamic output section power coupling, and the first dynamotor is connected with unit coupling part alternative power coupling；Mode conversion device, engine can be connected or disconnected by mode conversion device power coupling with unit coupling part, engine can be connected with unit coupling part by mode conversion device power coupling, and unit coupling part is given so that the power of engine be exported after mode conversion device reduction of speed.The drive pattern of vehicle can be so enriched, and vehicle can adapt to different road conditions.

Description

Power drive system and there is its vehicle
Technical field
The present invention relates to technical field of vehicle, more particularly to a kind of power drive system of vehicle and passed with the power The vehicle of dynamic system.
Background technology
With the continuous consumption of the energy, the development and utilization of new energy vehicle has been increasingly becoming a kind of trend.Hybrid power Automobile is driven by engine and/or motor as one kind in new energy vehicle, has various modes, can improve Transmission efficiency and fuel economy.
But in correlation technique known for inventor, part hybrid vehicle drive pattern is few, transmission efficiency is driven It is relatively low, it is impossible to after meeting that vehicle adapts to the requirement of various road conditions, especially hybrid vehicle feed, vehicle dynamic property and to pass through Scarce capacity.And in order to realize power generation in parking operating mode, it is necessary to extraly increase transmission mechanism, integrated level is low, and generating efficiency is low.
The content of the invention
It is contemplated that solve at least some of the technical problems in related technologies.For this reason, the present invention carries Go out a kind of power drive system of vehicle, the power drive system drive pattern is more, and can effectively adjust output to wheel Power so that vehicle can adapt to various road conditions.
The present invention further proposes a kind of vehicle.
The power drive system of vehicle according to the invention, including：System dynamic output section；Engine, the engine It is connected with the input terminal alternative power coupling of the system dynamic output section；Second dynamotor, described second is electronic Generator and the engine are direct or selective power coupling is connected；First generator unit, the first electronic hair Electric motor units include the first dynamotor and the first generator unit coupling part, the first generator unit coupling Conjunction portion is connected with system dynamic output section power coupling, first dynamotor and the first dynamotor list First coupling part alternative power coupling connection；Mode conversion device, the engine and first generator unit Coupling part can be connected or disconnected by the mode conversion device power coupling, the engine and first dynamotor Unit coupling part can be connected by the mode conversion device power coupling, so that the power from engine is passed through the mould Exported after formula conversion equipment reduction of speed to the first generator unit coupling part.
The power drive system of vehicle according to the invention, by the state of shaping modes conversion equipment, can enrich car Drive pattern, and the economy and dynamic property of vehicle can be improved, and vehicle can adapt to different road conditions, and The passability of vehicle and ability of getting rid of poverty can be significantly improved, the driving experience of driver can be lifted.And turned by the pattern Changing device can realize the function of power generation in parking.When both ensure that the driving of the first dynamotor and feedback, power transmission is direct, Transmission efficiency, and ensure the simple and reliable of power generation in parking pattern switching.Simultaneously as engine power and the first electronic hair Motor power couples at mode conversion device, and the variable-speed unit applied to engine can use original conventional fuel oil car completely Speed changer, it is not necessary to do any change, the power output of the first dynamotor fully relies on the switching of mode conversion device To realize.Such power drive system, which designs, make it that each drive pattern control is relatively independent, compact-sized, it is easy to accomplish.
Vehicle according to the invention, includes the power drive system of above-mentioned vehicle.
Brief description of the drawings
Fig. 1-Fig. 4 is the schematic diagram of the power drive system of vehicle according to embodiments of the present invention；
Fig. 5-Figure 24 is the structure diagram of the power drive system of vehicle according to embodiments of the present invention.
Embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings.Below with reference to The embodiment of attached drawing description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
On motor vehicle driven by mixed power, vehicle can arrange multiple systems, for example, power drive system 1000, which passes Dynamic system 1000 can be used for the front-wheel or trailing wheel for driving vehicle, drive the front-wheel of vehicle with power drive system 1000 below Exemplified by be described in detail, certainly, power drive system 1000 can be combined with other drive systems driving vehicle rear rotation Dynamic, so that vehicle is four-wheel drive cars, other systems can be power drive system 700.
Below with reference to the accompanying drawings power drive system 1000 according to embodiments of the present invention is described in detail.
As Figure 1-Figure 4, power drive system 1000 can include：Engine 100, system dynamic output section 401, One generator unit 300, the second dynamotor 600, mode conversion device 402, certainly, power drive system 1000 is also It can include other mechanical parts, for example, variable-speed unit 200, the first arrangement of clutch 202 and second arrangement of clutch L2 etc..System Power output portion 401 can be differential mechanism.
The input terminal of engine 100 and system dynamic output section 401 can selective power coupling be connected, that is to say, that Engine 100 optionally can export power to system dynamic output section 401, and such engine 100 can be according to actual feelings Condition exports power to system dynamic output section 401, thereby may be ensured that vehicle can adapt to different operating mode and road conditions.
According to a preferred embodiment of the present invention, as shown in Fig. 5-Figure 14, the first arrangement of clutch 202 optionally power Be of coupled connections engine 100 and system dynamic output section 401, specifically, if power drive system 100 has variable-speed unit If 200, optionally power coupling connects engine 100 and variable-speed unit 200, variable-speed unit 200 to the first arrangement of clutch 202 It is connected with 4020 power coupling of conversion equipment input unit, conversion equipment input unit 4020 can be defeated to system dynamic output section 401 Go out power, the first arrangement of clutch 202 is arranged between engine 100 and variable-speed unit 200.
As shown in Fig. 5-Figure 14, the second dynamotor 600 is of coupled connections with 100 direct driving force of engine.That is, The power of engine 100 can be directly passed to the second dynamotor 600 so that the second dynamotor 600 generates electricity.Second The power of dynamotor 600 can also be directly passed to engine 100 for starting engine 100, and second is electronic at this time Generator 600 is used as starter motor.
Wherein, the arrangement form of the second dynamotor 600 has a variety of, for example, the second dynamotor 600 and engine 100 can be coaxially disposed, and if power drive system 100 has variable-speed unit 200, the first arrangement of clutch 202 is arranged on Between second dynamotor 600 and variable-speed unit 200.The second dynamotor 600 and engine 100 being coaxially disposed are driven Efficient, drive path is short, and arrangement is convenient, and power generation in parking is efficient.
And for example, as shown in Figure 15-24, the second dynamotor 600 can be arranged in parallel with engine 100.If power If transmission system 100 has variable-speed unit 200, the first arrangement of clutch 202 be arranged on engine 100 and variable-speed unit 200 it Between.
First arrangement of clutch 202 includes active part and secondary part, and secondary part is optionally engaged with active part, Second dynamotor 600 can be coordinated by the active part of transmission component and the first arrangement of clutch 202 to be driven, so can be with Realize that the direct driving force between the second dynamotor 600 and engine 100 is of coupled connections, and can cause the second electronic hair Motor 600 is arranged in parallel with engine 100.Secondary part can optionally power coupling connects with system dynamic output section 401 Connect, wherein, secondary part can be connected with 4020 power coupling of conversion equipment input unit, and specifically, secondary part can be with change The variable-speed dynamic input unit power coupling connection of fast unit 200.Transmission component can have gear structure composition.
Can be provided with input terminal external tooth Z602 on the input terminal of first arrangement of clutch 202, the second dynamotor 600 with Input terminal external tooth Z602 links.Gear Z601, gear Z601 and input terminal are provided with the motor shaft of second dynamotor 600 External tooth Z602 is engaged.Gear Z601 and input terminal external tooth Z602 forms above-mentioned transmission component.
So the power of engine 100 can pass to the second dynamotor by input terminal and input terminal external tooth Z602 600, such second dynamotor 600 can be used as generator to carry out power generation in parking.Thus, the second dynamotor 600 location arrangements are reasonable, and convenient and transmission efficiency is driven between the second dynamotor 600 and engine 100.
As shown in Figure 6 and Figure 8, the second dynamotor 600 can also optionally power coupling connects with engine 100 Connect.
First arrangement of clutch 202 is arranged between the second dynamotor 600 and system dynamic output section 401 with selectivity Ground power coupling connects the second dynamotor 600 and system dynamic output section 401, wherein, if power drive system has If variable-speed unit 200, the first arrangement of clutch 202 be arranged between the second dynamotor 600 and variable-speed unit 200 for Optionally power coupling connects the second dynamotor 600 and conversion equipment input unit 4020, the second dynamotor 600 Between engine 100 and variable-speed unit 200, one end of the second dynamotor 600 and engine 100 optionally power coupling Connection is closed, for example, one end of the second dynamotor 600 is optionally connected with 100 power coupling of engine, the second electronic hair The other end of motor 600 is optionally connected by the first arrangement of clutch 202 with 200 power coupling of variable-speed unit.Second is electronic Generator 600 is coaxially connected on the active part of the first arrangement of clutch 202, i.e. the second dynamotor 600 and the first clutch The active part of device 202 is coaxially disposed, and is connected with each other, such as the second dynamotor 600 can coaxially be fixed on first On the active part of arrangement of clutch 202, or the second dynamotor 600 can pass through the master of axis and the first arrangement of clutch 202 Dynamic part is coaxially connected；Secondary part can optionally power coupling be connected with system dynamic output section 401, wherein, it is driven Part is connected with 200 power coupling of variable-speed unit so that secondary part is connected with 4020 power coupling of conversion equipment input unit.
As shown in Fig. 2, the second dynamotor 600 is connected between engine 100 and system dynamic output section 401, the The second arrangement of clutch L2 can be provided between two dynamotor 600 and engine 100 so that the second arrangement of clutch L2 is selected Property power coupling connection 100 and second dynamotor 600 of engine.Second arrangement of clutch L2 can be single clutch, single Clutch can control the engagement between 100 and second dynamotor 600 of engine to disconnect, and can control engine Engagement between 100 and the input terminal of double clutch disconnects.By setting the second arrangement of clutch L2, the second electricity can be rationally controlled The power generation in parking state of dynamic generator 600, so that power drive system 1000 is simple in structure and drive pattern is changed Reliably.
Preferably, the second arrangement of clutch L2 can be built in the internal rotor of the second dynamotor 600.So can be more Shorten the axial length of power drive system 1000 well, so as to reduce the volume of power drive system 1000, Ke Yiti Flexible arrangement of the high power drive system 1000 on vehicle.In addition, when the second dynamotor 600 is also used as starting Machine uses.
Preferably, the input terminal of engine 100, the second arrangement of clutch L2 and double clutch is coaxially arranged.So can be with So that power drive system 1000 is compact-sized, it is small.
For the power drive system 1000 of above three embodiment, in the axial direction, the second dynamotor 600 is equal Between 100 and first arrangement of clutch 202 of engine, the axial direction that so can effectively reduce power drive system 1000 is long Degree, and can make it that the location arrangements of the second dynamotor 600 are reasonable, the structure of power drive system 1000 can be improved Compactedness.
The application of variable-speed unit 200 and variable-speed unit 200 in power drive system 1000 is described in detail below, Wherein, those skilled in the art can rationally set variable-speed unit 200 according to known technology, below content to variable-speed unit 200 description is not to be construed as the limitation to present patent application.And power drive system 100 can not also set variable-speed unit 200, or variable-speed unit 200 can choose conventional speed changer.
It is of coupled connections with engine 100 to 200 being suitably selected for property of variable-speed unit, as Figure 1-Figure 4, engine 100 can axially be connected with variable-speed unit 200, wherein can be provided with the first clutch between engine 100 and variable-speed unit 200 Device 202, the first arrangement of clutch 202 can control engagement between engine 100 and variable-speed unit 200, off-state.Can be with Understand, engine 100 can also export power, such speed change list by variable-speed unit 200 to system dynamic output section 401 Member 200 can make it that the power that engine 100 is transmitted to system dynamic output section 401 is suitable.
Variable-speed unit 200 can be speed changer, and certainly, the present invention is not limited thereto, and variable-speed unit 200 can be tied with other Structure, such as gear reduced drive structure.
Wherein, it is described in detail below by taking variable-speed unit 200 is speed changer as an example.Variable-speed unit 200 can have more Kind arrangement form, the change of input shaft, output shaft, shift gear pair can form new variable-speed unit 200, below with Fig. 5 It is described in detail exemplified by variable-speed unit 200 in shown power drive system 1000.
As shown in figure 5, variable-speed unit 200 can include：Variable-speed dynamic input unit, variable-speed dynamic output section and variable-speed unit Output section 201, variable-speed dynamic input unit can be selectively engaged with engine 100, be moved with transmitting caused by engine 100 Power.First arrangement of clutch 202 can include input terminal and output terminal, and input terminal is connected with engine 100, and output terminal is with becoming quick-action Power input unit is connected, and when input terminal and output terminal engagement, engine 100 and the engagement of variable-speed dynamic input unit are with passing power.
Variable-speed dynamic output section is configured and adapted to the power in variable-speed dynamic input unit is synchronous by variable-speed unit The synchronization of device and output power to variable-speed unit output section 201, the system dynamic of variable-speed unit output section 201 and vehicle exports The input terminal power coupling connection in portion 401, variable-speed dynamic output section is connected with 402 power coupling of mode conversion device.
Specifically, as shown in figure 5, variable-speed dynamic input unit can include at least one input shaft, each input shaft with Engine 100 is selectively engageable, and at least one driving gear is provided with each input shaft.
Variable-speed dynamic output section includes：At least one output shaft, is provided with least one driven gear on each output shaft, Driven gear is engaged with accordingly driving gear, and variable-speed unit output section 201 is at least one main reducing gear driving gear Z, extremely A few main reducing gear driving gear Z is fixed at least one output shaft correspondingly.That is, variable-speed unit exports Portion 201 can be the output gear on output shaft, which can be fixed on corresponding output shaft, output gear and master Reduction driven gear engagement is with into action edge transmission.
Wherein, input shaft can be multiple, and the sequentially coaxially nested setting of multiple input axis, in engine 100 to defeated When entering axis transmission power, engine 100 can be engaged optionally with one in multiple input axis.By by multiple input axis Coaxial nested setting, can cause 200 characteristics of compact layout of variable-speed unit, and axial length is small, and radial dimension is small, becomes so as to improve The structural compactness of fast unit 200.
For example, as shown in figure 5, variable-speed unit 200 can be six gear variable-speed units, variable-speed dynamic input unit can include： First input shaft I and the second input shaft II, the second input shaft II are set on the first input shaft I, and the first arrangement of clutch 202 can be with For double clutch, there is double clutch input terminal, the first output terminal and the second output terminal, input terminal to be selectively engageable first Output terminal and the second output terminal it is at least one.That is, input terminal can engage the first output terminal, alternatively, input terminal can To engage the second output terminal, or input terminal can simultaneously engage with the first output terminal and the second output terminal.First output terminal and One input shaft I is connected, and the second output terminal is connected with the second input shaft II.
First input shaft I and the second input shaft II are fixedly installed at least one driving gear respectively, specifically, such as Fig. 5 It is shown, a gear driving gear 1Ra, three gear driving gear 3a and five gear driving gear 5a are provided with the first input shaft I, second is defeated Enter to be provided with the gear driving gears of two gear driving gear 2a and four or six 46a on axis II.Wherein, it is defeated to be set in first for the second input shaft II Enter on axis I, so can effectively shorten the axial length of power drive system 1000, so as to reduce power drive system 1000 take the space of vehicle.Four or six above-mentioned gear driving gear 46a refer to that the gear can be at the same time as four gear driving tooths Wheel and six gear driving gears use, and can so shorten the axial length of the second input shaft II, dynamic so as to preferably reduce The volume of power transmission system 1000.
Wherein, it is two gear actives according to the distributing order with the nearly remote mode of engine distance, multiple gear driving gears Gear 2a, four or six gear driving gear 46a, three gear driving gear 3a, a gear driving gear 1Ra and five gear driving gear 5a.Pass through The position of the multiple gear driving gears of reasonable Arrangement, can cause the location arrangements of multiple gear driven gears and multiple output shafts Rationally, it is small so that power drive system 1000 is simple in structure.
Output shaft includes：First output shaft III and the second output shaft IV, the first output shaft III and the second output shaft IV are distinguished Be set with least one driven gear, III overhead of the first output shaft set be provided with a gear driven gear 1b, two gear driven gear 2b, Three gear driven gear 3b and four gear driven gear 4b, IV overhead of the second output shaft set be provided with five gear driven gear 5b and six gear from Moving gear 6b.Wherein one gear driving gear 1Ra is engaged with a gear driven gear 1b, the gear driven gears of two gear driving gear 2a and two 2b is engaged, and three gear driving gear 3a are engaged with three gear driven gear 3b, and four or six gear driving gear 46a are nibbled with four gear driven gear 4b Close, five gear driving gear 5a are engaged with five gear driven gear 5b, and four or six gear driving gear 46a are engaged with six gear driven gear 6b.
One or three gear synchronizer S13, one or three gear synchronizers are provided between one gear driven gear 1b and three gear driven gear 3b S13 can be used for synchronous one and keep off driven gear 1b and the first output shaft III, and can be used for synchronous three keep off driven gear 3b and First output shaft III.
Two or four gear synchronizer S24, two or four gear synchronizers are provided between two gear driven gear 2b and four gear driven gear 4b S24 can be used for synchronous two and keep off driven gear 2b and the first output shaft III, and can be same as synchronous four keep off driven gear 4b and First output shaft III.
The sides of five gear driven gear 5b are provided with five gear synchronizer S5, five gear synchronizer S5 can be used for synchronous five gear from Moving gear 5b and the second output shaft IV.The side of six gear driven gear 6b is provided with six gear synchronizer S6R, six gear synchronizer S6R It can be used for synchronous six and keep off driven gear 6b and the second output shaft IV.
Overhead set in multiple output shafts is provided with the driven gear Rb that reverses gear, and on a corresponding output shaft also It is provided with the reverse gear synchronizer for engaging the driven gear Rb that reverses gear.As shown with 7, be provided with the second output shaft IV reverse gear it is driven Gear Rb, the reverse gear synchronizer on the second output shaft IV can be used for synchronously reverse gear driven gear Rb and the second output shaft IV.
Further, power drive system 1000 can also include：Reverse gear jackshaft V, is fixedly installed on the jackshaft V that reverses gear There are the first reverse idler gear Rm1 and the second reverse idler gear Rm2, the first reverse idler gear Rm1 and one of gear Driving gear engages, and the second reverse idler gear Rm2 is engaged with the driven gear Rb that reverses gear.One of gear driving gear can be with For a gear driving gear 1Ra, the power being delivered on a gear driving gear 1Ra can be passed by the first reverse idler gear Rm1 The jackshaft V that reverses gear is passed, the jackshaft V that reverses gear can impart power to driven tooth of reversing gear by the second reverse idler gear Rm2 Rb is taken turns, the driven gear Rb that reverses gear can impart power to the second output shaft IV by reverse gear synchronizer, and the second output shaft IV can To impart power to main reducing gear driven gear Z ' by IV output gear of the second output shaft, main reducing gear driven gear Z ' can Vehicle movement is driven to pass to the wheel of both sides by system dynamic output section 401.That is, the first output gear and Second output gear can be respectively main reducing gear driving gear Z, the main reducing gear driving gear Z and main reducing gear driven gear Z ' is engaged.
Since the driven gear Rb that reverses gear is set on the second output shaft IV, reverse gear driven gear Rb can with it is adjacent in addition One gear driven gear shares reverse gear synchronizer.The quantity for the synchronizer arranged can be so saved on the second output shaft IV, So as to shorten the axial length of the second output shaft IV, and the cost of power drive system 1000 can be reduced.It is for example, another An outer gear driven gear can be six gear driven gear 6b, and in other words, reverse gear synchronizer may be constructed six gear synchronizers S6R.Reverse gear synchronizer can be arranged on six gear driven gear 6b between the driven gear Rb that reverses gear.
As shown in Fig. 5-Figure 14, the first generator unit 300 can include the first dynamotor 302 and the first electricity Dynamic generator unit coupling part 301, the first generator unit coupling part 301 and 401 power coupling of system dynamic output section Connection, optionally power coupling is connected the first dynamotor 302 with the first generator unit coupling part 301, the One generator unit coupling part 301 can be main reducing gear driving gear Z, the first generator unit coupling part 301 It is connected with the input unit power coupling of system dynamic output section 401.It is understood that main reducing gear driving gear Z can be It is multiple, if power drive system 1000 has variable-speed unit 200,201 He of variable-speed unit output section of variable-speed unit 200 First generator unit coupling part 301 of the first generator unit 300 all can be main reducing gear driving gear Z. It is understood that the first dynamotor 302 can be by the first generator unit coupling part 301 optionally to being The input terminal output power in power output of uniting portion 401.
Further, as shown in Fig. 5-Figure 10, Figure 12-Figure 14, the first generator unit 300 can also include slowing down Chain 303, the first dynamotor 302 are connected by rough lock 303 with 402 power coupling of mode conversion device.
Rough lock 303 can include three gears, and the motor that one Z1 of gear can be fixed on the first dynamotor 302 is defeated On shaft, idler gear Zm is engaged between two Z2 of one Z1 of gear and gear, two Z2 of gear and 402 power coupling of mode conversion device Close connection.
Certainly, the first generator unit 300 can not also arrange rough lock 303, as shown in figure 11, the first electronic hair Motor 302 is optionally connected with 402 power coupling of mode conversion device.
Mode conversion device 402 is used for optionally power coupling connection 100 and first generator unit of engine Coupling part 301, specifically, it is electronic that mode conversion device 402 is used for optionally power coupling connection variable-speed unit 200 and first Generator unit coupling part 301,402 power coupling of mode conversion device connection 200 and first dynamotor list of variable-speed unit During first coupling part 301, mode conversion device 402 turns the power from engine 100 by variable-speed unit 200, pattern successively Exported after 402 2 reductions of speed of changing device to the first generator unit coupling part 301.
Therefrom, it may be appreciated that engine 100 can be directly passed to system dynamic output by variable-speed unit 200 For the input terminal in portion 401 to export power, i.e., the power that power source 1000 exports is defeated by an output gear of variable-speed unit 200 Go out to system dynamic output section 401；Engine 100 can also be exported by variable-speed unit 200 and mode conversion device 402 to One generator unit coupling part 301, the first generator unit coupling part 301 pass to system dynamic output section again 401 input terminal to export power, i.e., power source 100 exports power exported after a reduction of speed of variable-speed unit 200 to Mode conversion device 402, mode conversion device 402 is exported after reduction of speed to the first generator unit coupling part 301 again, real Existing secondary reduction of speed, power drive system 1000 enters Ultra-Low Speed gear pattern at this time, and mode conversion device 402 enters L gear patterns.
The drive pattern of power drive system 1000 can be so enriched, and engine 100 can be caused to export to being The power in power output of uniting portion 401 is suitable, in other words, can make it that the rotating speed of wheel is suitable, so as to improve the row of vehicle Sail stability, and driver can be enriched and drive to experience.
Mode conversion device 402 can be also used for optionally power coupling connection 100 and first dynamoelectric and power generation of engine Machine 302, when engine 100 is connected with the first dynamotor 302 by 402 power coupling of mode conversion device, from starting The power of machine 100 drives the first dynamotor 302 to generate electricity by mode conversion device 402.
If power drive system has mode conversion device 402, mode conversion device 402 can be used for selectivity Ground power coupling connection 200 and first dynamotor 302 of variable-speed unit, 200 and first dynamotor 302 of variable-speed unit are logical When crossing the connection of 402 power coupling of mode conversion device, the power from engine 100 is by variable-speed unit 200, pattern converting means 402 the first dynamotor of driving 302 are put to generate electricity.
Moreover, mode conversion device 402 can be also used for selective power coupling and connect the first dynamotor list First 301 and first dynamotor 302 of coupling part, so that the power of the first dynamotor 302 output passes sequentially through pattern Conversion equipment 402, the first generator unit coupling part 301 export.
Thus, mode conversion device 402 can have at least three effects, and an effect is by the power of engine 100 The input terminal to system dynamic output section 401 is exported by the first generator unit coupling part 301；Another effect be by The power output of engine 100 is generated electricity to the first dynamotor 302 with the first dynamotor 302 of driving, especially in car When being in parking operating mode, the power output of power source 100 is to the first dynamotor 302 to drive the first dynamotor 302 power generations, generating efficiency is high, and power transfer path is short；Another effect is by the by the power of the first dynamotor 302 One generator unit coupling part 301 exports the input terminal to system dynamic output section 401, so as to realize the electricity of vehicle Drive.
So mode conversion device 402 adds the gear of vehicle, and vehicle max. output torque can be made to amplify N times, improves Dynamic property, handling capacity.Especially for conventional hybrid vehicle, due to adding battery pack, motor, electric-control system, Cause kerb weight big, be only capable of relying on the power output of engine after feed, at this moment handling capacity and dynamic property can roll over significantly Button, and the hybrid electric vehicle of the mode conversion device 402 in the present invention is used, it can effectively lift dynamic property and pass through energy Power, has the drive pattern of abundant vehicle, so that vehicle adapts to more different operating modes.
Wherein, mode conversion device 402 can be conducive to engine 100 and realize the first generator unit at work 300 intervention, parallel 100 and first generator unit 300 of engine, passes through direct torque couple, Neng Gougeng The advantage that prominent parallel structure dynamic property is strong well, simple in structure and vehicle space layout is easily realized.
Under pure electric vehicle operating mode, the first generator unit 300 has very high transmission efficiency, mode conversion device 402 setting has separated 302 three of variable-speed unit 200, wheel and the first dynamotor so that in three it is any both can To get around third party's work, for example, variable-speed unit 200 is by power transmission between mode conversion device 402 and wheel, at this time for Pure fuel oil operating mode；And for example, variable-speed unit 200 is by 402 and first dynamotor of mode conversion device, 302 power transmission, this When be power generation in parking operating mode；For another example, the first dynamotor 302 is by power transmission between mode conversion device 402 and wheel, It is pure electric vehicle operating mode at this time.In addition, can also so avoid generally mixing with needs in power drive system by complicated in speed change Gearshift and driving-chain the problem of realizing pure electric vehicle operating mode, be particularly suitable in plug-in hybrid vehicle.Certainly, San Zheye It can work at the same time.
Meanwhile mode conversion device 402 is when engaging 200 and first generator unit coupling part 301 of variable-speed unit, Vehicle is in Ultra-Low Speed gear, and such mode conversion device 402 can also be that power drive system 1000 increases Ultra-Low Speed gear, Amplify the torque output of engine so as to very limits.
In control logic, power drive system 1000 proposed by the present invention, does not change double clutch speed-changing basic frameworks And shift logic, the intervention of the first generator unit 300 are showed only as the moment of torsion superposition in output terminal, therefore engine 100 and the control logic of variable-speed unit 200 and the control logic of the first generator unit 300 be it is independent, engine Power output and the power output of the first dynamotor 302 are relatively independent, and each engine output control logic is simple easily real It is existing, and be so conducive to save development time and the cost of producer, the failure rate that system is higher is avoided, even if engine is with becoming Fast 300 system failure of unit will not influence the power output of the first generator unit 300 during pure electric vehicle.
Moreover, the power that engine 100 exports is suitable for passing sequentially through variable-speed unit 200, conversion equipment input unit 4020 is driven Dynamic first generator unit 300 generates electricity.That is, when vehicle is in parking operating mode, the power of engine 100 can be with The first generator unit 300 is passed to so that the first generator unit 300 generates electricity, so as to realize that parking is sent out Electricity, such power generation in parking need not increase extra power chain, and parking only can be achieved by mode conversion device 402 sends out The switching of power mode, switching control is simple, transmission efficiency.Wherein the first dynamotor 302 is arranged to direct-connected conversion equipment Mode conversion device 402,302 power output of the first dynamotor is directly efficient, and Brake Energy feedback is efficient.
In addition, variable-speed unit 200 only needs to realize engine power variable-speed torque-converting, such power drive system 1000 is right It is less in the requirement of variable-speed unit 200, it is less at the design improvement of variable-speed unit 200, it might even be possible to be improved without designing, example Such as, the speed changer of conventional truck can be directly applied, so as to which extra design alteration is not required, and then can be conducive to become The miniaturization of fast unit 200, and automobile research cost can be reduced, shorten the construction cycle.
Finally, these advantages are realized by the mode conversion device 402 before, and are integrated with very high Degree.
Moreover, when vehicle is in parking operating mode, the power of engine 100 can pass to the first generator unit 300 generate electricity for the first generator unit 300, so as to realize power generation in parking, can improve the power generation in parking of vehicle Efficiency, and the waste of the energy can be reduced.
Wherein, the arrangement form of mode conversion device 402 has a variety of, and content behind another one is described in detail.
First dynamotor 302 is the main drive motor of power drive system 1000, so the first dynamotor 302 Capacity and volume it is larger.Wherein, for the first dynamotor 302 and the second dynamotor 600, the first electronic hair The rated power of motor 302 is more than the rated power of the second dynamotor 600.Such second dynamotor 600 can select Small and small rated power dynamotor is taken, so that power drive system 1000 is simple in structure, it is small, And in power generation in parking, drive path is short between the second dynamotor 600 and engine 100, generating efficiency is high, so as to With effectively by a part of power-conversion of engine 100 into electric energy.The peak power of wherein the first dynamotor 302 is equally big In the peak power of the second dynamotor 600.
Preferably, the rated power of the first dynamotor 302 is twice of rated power of the second dynamotor 600 Or more than twice.The peak power of first dynamotor 302 is twice or two of the peak power of the second dynamotor 600 More than times.For example, the rated power of the first dynamotor 302 can be 60kw, the rated power of the second dynamotor 600 Can be 24kw, the peak power of the first dynamotor 302 can be 120kw, the peak power of the second dynamotor 600 Can be 44kw.
It should be noted that system dynamic output section 401 can be differential mechanism, differential mechanism can be conventional open difference Fast device, for example, bevel differential or spur-gear differential, but not limited to this；Certainly, differential mechanism can also be locking-type differential Device, for example, mechanical lock-type differential, electronic lock-type differential mechanism etc., the differential mechanism differential mechanism different according to different Truck type choices Type, such selection Main Basiss include integral vehicle cost, vehicle lightweight, vehicle cross-country ability etc..Differential mechanism can include Housing 4011, housing 4011 can be as the input terminals of differential mechanism.
Multiple arrangement forms of mode conversion device 402 are described in detail in conjunction with multiple attached drawings below.
First embodiment according to the present invention, as shown in Fig. 5-Fig. 6, mode conversion device 402 can include conversion equipment Input unit 4020, the first converter section 4021a, the second converter section 4021b and conversion equipment output section 4022, conversion equipment input unit 4020 are connected with the alternative power coupling of engine 100, the first converter section 4021a and 4020 power coupling of conversion equipment input unit Connection is closed, and the first converter section 4021a is connected with the alternative power coupling in conversion equipment output section 4022, the second converter section 4021b is connected with the alternative power coupling of conversion equipment input unit 4020, and the second converter section 4021b and conversion equipment are defeated Go out the alternative power coupling connection in portion 4022,4022 and first generator unit coupling part 301 of conversion equipment output section Alternative power coupling connection, conversion equipment output section 4022 are connected with 302 power coupling of the first dynamotor, so that The power that engine 100 exports be suitable for passing sequentially through export after conversion equipment input unit 4020, the second converter section 4021b reductions of speed to First generator unit coupling part 301.
Thus, when engine 100 passes through the conversion equipment input unit 4020 of variable-speed unit 200 and mode conversion device 402 When power coupling connects, conversion equipment input unit 4020 can be selected by the first converter section 4021a and the second converter section 4021b Export to conversion equipment output section 4022 to property, such conversion equipment output section 4022 can be exported to the first dynamotor 302 generate electricity for the first dynamotor 302.
Moreover, the power that engine 100 exports is suitable for passing sequentially through conversion equipment input unit 4020, the second converter section Exported after 4021b to the first generator unit coupling part 301, can so realize the effect of deceleration, so that It is suitable to the power of the input terminal of system dynamic output section 401 that engine 100 is exported, and then can be with the traveling reliability of vehicle.
Wherein, when the first converter section 4021a is connected with 4022 power coupling of conversion equipment output section, from engine 100 Power be suitable for passing sequentially through conversion equipment input unit 4020, the first converter section 4021a, the driving of conversion equipment output section 4,022 the One dynamotor 302 generates electricity.Drive path so between 100 and first dynamotor 302 of engine is shorter, transmission effect Rate is high, and the generating efficiency of the first dynamotor 302 is high.
Moreover, when being connected in conversion equipment output section 4022 with 301 power coupling of the first generator unit coupling part, Power from the first dynamotor 302 passes sequentially through conversion equipment output section 4022, the coupling of the first generator unit Portion 301 exports the input terminal to system dynamic output section 401.Exported in this way, the first dynamotor 302 is transmitted to system dynamic The drive path of the input terminal in portion 401 is shorter, transmission efficiency.
According to a preferred embodiment of the present invention, as shown in fig. 6, mode conversion device 402 includes：Conversion equipment inputs Axis VIII, conversion equipment output shaft Ⅹ, intermeshing first conversion gear ZH1 and the second conversion gear ZH2 and intermeshing The 3rd conversion gear ZH3 and the 4th conversion gear ZH4, conversion equipment input shaft VIII is conversion equipment input unit 4020, conversion Device output shaft Ⅹ is conversion equipment output section 4022.
Intermeshing first conversion gear ZH1 and the second conversion gear ZH2 is the first converter section 4021a, and first changes Gear ZH1 is fixed on conversion equipment input shaft VIII, and the second conversion gear ZH2 empty sets are on conversion equipment output shaft Ⅹ.So Conversion equipment input shaft VIII can directly impart power to the first conversion gear ZH1, the first conversion gear ZH1 can be by power The second conversion gear ZH2 is passed to again.
Intermeshing 3rd conversion gear ZH3 and the 4th conversion gear ZH4 is the second converter section 4021b, and the 3rd changes Gear ZH3 empty sets are on conversion equipment input shaft VIII, and the 4th conversion gear ZH4 empty sets are on conversion equipment output shaft Ⅹ.In this way, 3rd conversion gear ZH3 can optionally power coupling be connected with conversion equipment input shaft VIII, for example, such as Fig. 5 and Fig. 6 institutes Show, mode conversion device 402 can also include the first conversion equipment connector SL, the first conversion equipment connector SL for selecting Property power coupling connection transfer device input unit 4020 and the second converter section 4021b.Specifically, the first conversion equipment connector SL It can be used for selective power coupling connection transfer device input unit 4020 and the 3rd conversion gear of the second converter section 4021b ZH3。
As shown in fig. 6, the first conversion equipment input gear ZR1 can be fixed with conversion equipment input shaft VIII, first turn Changing device input gear ZR1 and engine 100 be alternative to be coordinated and is driven, to export the power from engine 100, first turn Changing device connector SL is fixed on conversion equipment input shaft VIII, and the first conversion equipment connector SL is used to may be selected Property engagement the second converter section 4021b in the 3rd conversion gear ZH3 and conversion equipment input shaft VIII.It can so cause speed change list Member 200 and the structure of mode conversion device 402 are simple, and can cause the axis of variable-speed unit 200 and mode conversion device 402 It is reasonable to space layout.
As shown in figure 5, unlike the mode conversion device 402 shown in Fig. 6, empty set on conversion equipment input shaft VII There is the second conversion equipment input gear ZR2, the second conversion equipment input gear ZR2 to connect with the selective power coupling of engine 100 Connect, the second conversion equipment input gear ZR2 also with the optionally power of the 3rd conversion gear ZH3 in the second converter section 4021b It is of coupled connections, the second conversion equipment input gear ZR2 and conversion equipment input shaft VII form conversion equipment input unit 4020.
Alternatively, the first conversion equipment input gear ZR1, the first converting means can be fixed with conversion equipment input shaft VIII Put input gear ZR1 and the second conversion equipment input gear ZR2 to be driven with the alternative cooperation of engine 100, come with exporting From the power of engine 100, the first conversion equipment connector SL is used for selective power coupling and connects the input of the second conversion equipment Gear ZR2 and the 3rd conversion gear ZH3.That is, variable-speed unit 200 can pass through the first conversion equipment input gear ZR1 To VIII passing power of conversion equipment input shaft, variable-speed unit 200 can also pass through the second conversion equipment input gear ZR2 and the 3rd Conversion gear ZH3 exports power to the first generator unit coupling part 301.
One of driven gear is connected with 4020 power coupling of conversion equipment input unit.So engine 100 is to mould Formula conversion equipment 402 is needed by whole variable-speed unit 200, so that being delivered to mode conversion device when exporting power 402 power has already passed through the reduction of speed of variable-speed unit 200, and then the power that can be delivered to mode conversion device 402 is fitted Preferably.Preferably, which can be two gear driven gear 2b.
Specifically, as shown in figure 5, can be fixed with the driven gear and Transmission gear ZC, Transmission gear ZC and Optionally power coupling connects two converter section 4021b.Wherein, Transmission gear ZC and the second conversion equipment input gear ZR2 Power coupling connects, and optionally power coupling is connected the second conversion equipment input gear ZR2 with the 3rd conversion gear ZH3. Wherein, the second conversion equipment input gear ZR2 be provided with one in the 3rd conversion gear ZH3 for it is synchronous another First conversion equipment connector SL, for example, being provided with the 3rd conversion gear ZH3 for synchronous second conversion equipment input gear The first conversion equipment connector SL of ZR2.
Preferably, the first conversion equipment input gear ZR1, the second conversion equipment input gear ZR2, the 3rd conversion gear ZH3 and the first conversion gear ZH1 are successively set on conversion equipment input shaft VIII.By the multiple gears of reasonable Arrangement, can make The axial space connection and reasonable arrangement of conversion equipment input shaft VIII is obtained, and can cause gear connection and reasonable arrangement, can further be carried The structural compactness of high power drive system 1000.
Further, as shown in Figure 5 and Figure 6, mode conversion device 402 can also include the second conversion equipment connector SD, the second conversion equipment connector SD are used for selective power coupling connection transfer device output section 4022 and the first converter section 4021a, alternatively, the second conversion equipment connector SD is used for selective power coupling connection transfer device output section 4022 and first Generator unit coupling part 301.When the second conversion equipment connector SD power coupling connection transfer devices output section 4022 , can be into action edge transmission between 100 and first dynamotor 302 of engine during with the first converter section 4021a.When second turn When changing device connector SD power coupling connection transfer devices output section 4022 and the first generator unit coupling part 301, Can be into action edge transmission between first dynamotor 302 and the input terminal of system dynamic output section 401.
Specifically, as shown in Figure 5 and Figure 6, the second conversion equipment connector SD can be fixed on conversion equipment output shaft Ⅹ On, and the second conversion equipment connector SD is between the second conversion gear ZH2 and the 4th conversion gear ZH4.In this way, can be with The quantity of connector in save mode conversion equipment 402, so that mode conversion device 402 is simple in structure and arranges Rationally.Second conversion equipment connector SD can be synchronizer.
As shown in Fig. 5-Figure 14, the first generator unit coupling part 301 is main deceleration driving gear Z, system dynamic The input terminal of output section 401 is main retarder driven gearwheel Z ', and main reducing gear driving gear Z is nibbled with main reducing gear driven gear Z ' Close, main deceleration driving gear Z empty sets are on conversion equipment output shaft Ⅹ, and main deceleration driving gear Z and the 4th conversion gear ZH4 forms duplex toothing.So when the 4th conversion gear ZH4 is engaged with conversion equipment output shaft Ⅹ, the first dynamoelectric and power generation Into action edge transmission between machine 302 and the input terminal of system dynamic output section 401, when engine 100 passes through the second converter section When 4021b exports power, power can be for delivery to the input end of system dynamic output section 401.
According to the second embodiment of the present invention, as shown in Fig. 7-Figure 14, mode conversion device 402 can include conversion equipment Input shaft VIII, the first conversion equipment jackshaft Ⅺ -1 and conversion equipment output shaft Ⅹ, conversion equipment input shaft VIII it is alternative with 100 power coupling of engine connects, wherein, engine 100 is connected with 200 power coupling of variable-speed unit, and variable-speed unit 200 is with turning Optionally power coupling connects changing device input shaft VIII.
Conversion equipment output shaft Ⅹ is connected with 302 power coupling of the first dynamotor, that is to say, that when the first electronic hair Motor 302 is as motor in use, can be passed between Ⅹ and first dynamotor 302 of conversion equipment output shaft into action edge Pass to export power, when the first dynamotor 302 as generator in use, Ⅹ and first electronic hair of conversion equipment output shaft Can be into action edge transmission so that the first dynamotor 302 generates electricity between motor 302.
Conversion equipment output shaft Ⅹ is connected with the alternative power coupling of the first generator unit coupling part 301.The One generator unit coupling part 301 is connected with the input terminal power coupling of system dynamic output section 401, and such first is electronic Generator 302 optionally can export power by conversion equipment output shaft Ⅹ to the input terminal of system dynamic output section 401.
Optionally power coupling is connected conversion equipment input shaft VIII with conversion equipment output shaft Ⅹ, so that engine The power of 100 outputs is suitable for passing sequentially through conversion equipment input shaft VIII, conversion equipment output shaft Ⅹ exports, such engine 100 Power can be exported by conversion equipment input shaft VIII, conversion equipment output shaft Ⅹ to the first dynamotor 302 for One dynamotor 302 generates electricity.
Power between conversion equipment input shaft VIII, the first conversion equipment jackshaft Ⅺ -1 and conversion equipment output shaft Ⅹ passes The mode of passing has a variety of.
For example, as shown in Figure 7 and Figure 8, VIII and first conversion equipment jackshaft of conversion equipment input shaft Ⅺ -1 is alternative Ground power coupling connection, and the first conversion equipment jackshaft Ⅺ -1 is connected with Ⅹ power coupling of conversion equipment output shaft.
And for example, as shown in Figure 9 and Figure 10, VIII and first conversion equipment jackshaft of conversion equipment input shaft, Ⅺ -1 power coupling Connection, and the first conversion equipment jackshaft Ⅺ -1 is connected with the alternative power coupling of conversion equipment output shaft Ⅹ.
It should be noted that no matter conversion equipment input shaft VIII, the first conversion equipment jackshaft Ⅺ -1 and conversion equipment it is defeated Power delivery mode between shaft Ⅹ is above-mentioned any, and the power that engine 100 exports, which may be adapted to pass sequentially through, to be turned Exported after changing device input shaft VIII, the first conversion equipment jackshaft Ⅺ -1 and Ⅹ reduction of speed of conversion equipment output shaft.
It should be noted that the power that engine 100 is delivered on conversion equipment output shaft Ⅹ can be transmitted to the first electricity 302 and/or first generator unit coupling part 301 of dynamic generator, the specific situation that is driven can be according to specific driving mould Formula changes, and so as to effectively enrich the drive pattern of power drive system 1000, can improve the riding stability of vehicle, with And the enjoyment of driving of driver can be improved.
Wherein, conversion equipment input shaft VIII is connected with 100 power coupling of engine, and conversion equipment input shaft VIII is with turning Ⅹ power coupling of changing device output shaft connect when, the power from engine 100 be suitable for pass sequentially through conversion equipment input shaft VIII, Conversion equipment output shaft Ⅹ drives the first dynamotor 302 to generate electricity.So 100 and first dynamotor 302 of engine it Between drive path it is short, transmission efficiency, so that 302 power generation in parking of the first dynamotor is efficient.
Moreover, when conversion equipment output shaft Ⅹ is connected with 301 power coupling of the first generator unit coupling part, come Conversion equipment output shaft Ⅹ, the first generator unit coupling part 301 are passed sequentially through from the power of the first dynamotor 302 Export the input terminal to system dynamic output section 401.So engine 100 passes to the first generator unit coupling part 301 power can pass through the input terminal that secondary reduction of speed passes to system dynamic output section 401 again afterwards, so that car Output power it is suitable, and the drive pattern of power drive system 1000 can be enriched.
According to a preferred embodiment of the present invention, as shown in Fig. 7-Figure 10, mode conversion device 402 can also include the One conversion equipment connector SD, the first conversion equipment connector SD is used for selective power coupling connection transfer device output shaft Ⅹ With conversion equipment input shaft VIII, alternatively, to be used for selective power coupling connection transfer device defeated by the first conversion equipment connector SD Ⅹ and first generator unit coupling part 301 of shaft.That is, when the first conversion equipment connector SD power couplings connect When switching device output shaft Ⅹ is with conversion equipment input shaft VIII, conversion equipment output shaft Ⅹ and conversion equipment input shaft VIII are direct Power transmission, when the first conversion equipment connector SD power coupling connection transfer devices output shaft Ⅹ and the first dynamotor list During first coupling part 301, converting means can be passed through between the first dynamotor 302 and the input terminal of system dynamic output section 401 Ⅹ and first generator unit coupling part 301 of output shaft is put into action edge transmission.
The first conversion gear ZH1 is fixed with conversion equipment input shaft VIII, is set with conversion equipment output shaft Ⅹ Two conversion gear ZH2, the first conversion gear ZH1 are engaged with the second conversion gear ZH2.Further, mode conversion device 402 is gone back It can include the first conversion equipment connector SD, the first conversion equipment connector SD for selectively engaging the second conversion gear ZH2 and conversion equipment output shaft Ⅹ.State so by adjusting the first conversion equipment connector SD, it is possible to achieve conversion equipment The conversion between power transmission and power interruption between output shaft Ⅹ and conversion equipment input shaft VIII.In other words, adjusting is passed through Whether the state of the first conversion equipment connector SD, can control between 100 and first dynamotor 302 of engine by turning Changing device output shaft Ⅹ and conversion equipment input shaft VIII are into action edge transmission.
Conversion equipment input shaft VIII, the first conversion equipment jackshaft Ⅺ -1 and conversion equipment output is described in detail below Arrangement driving form between axis Ⅹ.
First specific embodiment according to the present invention, as shown in figure 12, is set with the 3rd turn on conversion equipment input shaft VIII Gear changing ZH3, is fixed with the 4th conversion gear ZH4 on the first conversion equipment jackshaft Ⅺ -1, on conversion equipment output shaft Ⅹ The 5th conversion gear ZH5 is fixed with, the 4th conversion gear ZH4 is engaged with the 3rd conversion gear ZH3, and the 4th conversion gear ZH4 is engaged with the 5th conversion gear ZH5.That is, by control VIII and the 3rd conversion gear ZH3 of conversion equipment input shaft it Between engagement, off-state, the power of engine 100 can be controlled whether by conversion equipment input shaft VIII, the first converting means Put jackshaft Ⅺ -1 and export power to conversion equipment output shaft Ⅹ.
Further, as shown in figure 12, mode conversion device 402 can also include the second conversion equipment connector SL, the Two conversion equipment connector SL are used for the 3rd conversion gear ZH3 of alternative engagement and conversion equipment input shaft VIII.
Certainly, the present invention is not limited thereto, the second specific embodiment according to the present invention, as shown in figure 13, conversion equipment The 3rd conversion gear ZH3 can be fixed with input shaft VIII, the 4th conversion is set with the first conversion equipment jackshaft Ⅺ -1 Gear ZH4, is fixed with the 5th conversion gear ZH5, the 4th conversion gear ZH4 and the 3rd conversion tooth on conversion equipment output shaft Ⅹ ZH3 engagements are taken turns, and the 4th conversion gear ZH4 is engaged with the 5th conversion gear ZH5.
Further, as shown in figure 13, mode conversion device 402 can also include the second conversion equipment connector SL, the Two conversion equipment connector SL are used for the 4th conversion gear ZH4 of alternative engagement and the first conversion equipment jackshaft Ⅺ -1.
3rd specific embodiment according to the present invention, as shown in figure 14, can be fixed with conversion equipment input shaft VIII 3rd conversion gear ZH3, the 4th conversion gear ZH4, conversion equipment output are fixed with the first conversion equipment jackshaft Ⅺ -1 The 5th conversion gear ZH5 is set with axis Ⅹ, the 4th conversion gear ZH4 is engaged with the 3rd conversion gear ZH3, and the 4th conversion Gear ZH4 is engaged with the 5th conversion gear ZH5.That is, by controlling Ⅹ and the 5th conversion gear of conversion equipment output shaft Whether engagement, off-state between ZH5, can control the power of engine 100 by VIII, first turn of conversion equipment input shaft Changing device jackshaft Ⅺ -1 exports power to conversion equipment output shaft Ⅹ.
Further, as shown in figure 14, mode conversion device 402 can also include the second conversion equipment connector SL, the Two conversion equipment connector SL are used for the 5th conversion gear ZH5 of alternative engagement and conversion equipment output shaft Ⅹ.
It is the first conversion equipment jackshaft Ⅺ-1 and converting means in mode conversion device shown in above-mentioned Figure 12-Figure 14 Putting output shaft Ⅹ, directly or optionally power coupling connects, and multiple and different implementations are described in detail in conjunction with Fig. 7-Figure 10 below The mode conversion device 402 of example.
Specifically, mode conversion device 402 can also include the second conversion equipment jackshaft Ⅺ -2, in the second conversion equipment The kind of drive of countershaft Ⅺ -2 has two kinds, below content be described in detail.
A kind of alternative embodiment according to the present invention, as shown in Figs. 7-8, VIII and first converting means of conversion equipment input shaft The alternative power coupling connection of jackshaft Ⅺ -1 is put, and Ⅺ -2 power coupling of the second conversion equipment jackshaft is connected to first Between conversion equipment jackshaft Ⅺ -1 and conversion equipment output shaft Ⅹ.
Wherein, corresponding gear is both provided with each axis, can be intermeshed between two corresponding gears, so as to To realize the power transmission between two axis.
The first alternatively, as shown in fig. 7, the 3rd conversion gear ZH3 can be set with conversion equipment input shaft VIII, The 4th conversion gear ZH4 and the 5th conversion gear ZH5, the second converting means can be fixed with one conversion equipment jackshaft Ⅺ -1 Put and the 6th conversion gear ZH6 and the 7th conversion gear ZH7 is fixed with jackshaft Ⅺ -2, it is fixed on conversion equipment output shaft Ⅹ Equipped with eighth-turn gear changing ZH8, the 4th conversion gear ZH4 is engaged with the 3rd conversion gear ZH3, and the 5th conversion gear ZH5 Engaged with the 6th conversion gear ZH6, the 7th conversion gear ZH7 is engaged with eighth-turn gear changing ZH8.
Further, as shown in fig. 7, mode conversion device 402 can also include the second conversion equipment connector SL, second Conversion equipment connector SL is used for the 3rd conversion gear ZH3 of alternative engagement and conversion equipment input shaft VIII.
Drive path is described in detail so that engine 100 exports power to conversion equipment output shaft Ⅹ as an example below.
The power of engine 100 can pass to conversion equipment input shaft VIII by variable-speed unit 200, then conversion equipment Input shaft VIII can pass sequentially through the 3rd conversion gear ZH3, the 4th conversion gear ZH4, the 5th conversion gear ZH5, the 6th conversion Gear ZH6, the 7th conversion gear ZH7 and eighth-turn gear changing ZH8 pass to conversion equipment output shaft Ⅹ.
Second is alternatively, as shown in figure 8, the 3rd conversion gear ZH3 can be fixed with conversion equipment input shaft VIII, The 4th conversion gear ZH4, and the first conversion equipment jackshaft Ⅺ -1 can be set with first conversion equipment jackshaft Ⅺ -1 On be fixed with the 5th conversion gear ZH5, the 6th conversion gear ZH6 and are fixed with the second conversion equipment jackshaft Ⅺ -2 Seven conversion gear ZH7, are fixed with eighth-turn gear changing ZH8, the 4th conversion gear ZH4 and the 3rd on conversion equipment output shaft Ⅹ Conversion gear ZH3 is engaged, and the 5th conversion gear ZH5 is engaged with the 6th conversion gear ZH6, the 7th conversion gear ZH7 and the 8th Conversion gear ZH8 is engaged.
Further, as shown in figure 8, mode conversion device 402 can also include the second conversion equipment connector SL, second Conversion equipment connector SL is used for the 4th conversion gear ZH4 of alternative engagement and the first conversion equipment jackshaft Ⅺ -1.
With reference to Fig. 7 and Fig. 8 it is known that mode conversion device 402 in Fig. 8 and the mode conversion device 402 shown in Fig. 7 Main distinction point be the second conversion equipment connector SL positions and coalesced object.So both engines 100 Identical to the drive path of the output power of conversion equipment output shaft Ⅹ, this will not be detailed here.
Another kind alternative embodiment according to the present invention, as shown in Fig. 9-Figure 10, conversion equipment input shaft VIII and first turn Ⅺ -1 power coupling of changing device jackshaft connects, and the first conversion equipment jackshaft Ⅺ -1 and the second conversion equipment jackshaft Ⅺ -2 alternative power coupling connection, and the second conversion equipment jackshaft Ⅺ -2 and Ⅹ power coupling of conversion equipment output shaft Connection.
Mode conversion device 402 with reference to shown in Fig. 9-Figure 12 is it is known that mode conversion device shown in Fig. 9-Figure 10 402 are with 402 main distinction point of mode conversion device shown in Fig. 7-Fig. 8, the first conversion equipment jackshaft Ⅺ-1 and second Power coupling connection relation between conversion equipment jackshaft Ⅺ -2 is converted into optionally mode.
The first alternatively, as shown in figure 9, the 3rd conversion gear ZH3 can be fixed with conversion equipment input shaft VIII, The 4th conversion gear ZH4 is fixed with first conversion equipment jackshaft Ⅺ -1, and on the first conversion equipment jackshaft Ⅺ -1 The 5th conversion gear ZH5 is set with, the 6th conversion gear ZH6 and the 7th turn is fixed with the second conversion equipment jackshaft Ⅺ -2 Gear changing ZH7, eighth-turn gear changing ZH8, the 4th conversion gear ZH4 and the 3rd conversion are fixed with conversion equipment output shaft Ⅹ Gear ZH3 is engaged, and the 5th conversion gear ZH5 is engaged with the 6th conversion gear ZH6, the 7th conversion gear ZH7 and eighth-turn Gear changing ZH8 is engaged.
Further, as shown in figure 9, mode conversion device 402 can also include the second conversion equipment connector SL, second Conversion equipment connector SL is used for the 5th conversion gear ZH5 of alternative engagement and the first conversion equipment jackshaft Ⅺ -1.Second Conversion equipment connector SL can be realized between the first conversion equipment jackshaft Ⅺ -1 and the second conversion equipment jackshaft Ⅺ -2 Optionally power coupling connects.
Second alternatively, as shown in Figure 10, the 3rd conversion gear can be fixed with conversion equipment input shaft VIII ZH3, can be fixed with the 4th conversion gear ZH4 and the 5th conversion gear ZH5 on the first conversion equipment jackshaft Ⅺ -1, and second The 6th conversion gear ZH6 is set with conversion equipment jackshaft Ⅺ -2, and can be consolidated on the second conversion equipment jackshaft Ⅺ -2 Surely the 7th conversion gear ZH7 is equipped with, eighth-turn gear changing ZH8, the 4th conversion can be fixed with conversion equipment output shaft Ⅹ Gear ZH4 is engaged with the 3rd conversion gear ZH3, and the 5th conversion gear ZH5 is engaged with the 6th conversion gear ZH6, the 7th turn Gear changing ZH7 is engaged with eighth-turn gear changing ZH8.
Further, as shown in Figure 10, mode conversion device 402 can also include the second conversion equipment connector SL, the Two conversion equipment connector SL are used for the 6th conversion gear ZH6 of alternative engagement and the second conversion equipment jackshaft Ⅺ -2.
No matter which in the kind of drive of above-mentioned second conversion equipment jackshaft Ⅺ -2 be power drive system 100 take Kind, the power that engine 100 exports may be adapted to pass sequentially through conversion equipment input shaft VIII, the first conversion equipment jackshaft Exported after Ⅺ -1, second conversion equipment jackshaft Ⅺ -2 and Ⅹ reduction of speed of conversion equipment output shaft.
Wherein, as shown in Fig. 7-Figure 10, in the above-mentioned multiple powertrain for being provided with conversion equipment jackshaft Ⅺ-2 In system 1000, conversion equipment jackshaft Ⅺ -2 can be connected the first dynamotor 302 with power coupling and be exported with conversion equipment Axis Ⅹ.Thus, when being transmitted between the first dynamotor 302 and conversion equipment output shaft Ⅹ into action edge, in conversion equipment Countershaft Ⅺ -2, which can play the role of slowing down, increases square.
Such as Fig. 7-Figure 10 and as shown in Figure 12-Figure 14, it is defeated that the first conversion equipment is fixed with conversion equipment input shaft VIII Enter gear ZR1, the first conversion equipment input gear ZR1 to be connected with the alternative power coupling of engine 100, be suitable for output and come From the power of engine 100.Specifically, the first conversion equipment input gear ZR1 and a driven gear in variable-speed unit 200 Engagement, so as to realize that the power coupling between conversion equipment input shaft VIII and variable-speed unit 200 connects.Driven gear is two Keep off driven gear 2b.
Such as Fig. 7-Figure 10 and as shown in Figure 12-Figure 14, slow down actively based on the first generator unit coupling part 301 Gear Z, the input terminal of system dynamic output section 401 is main retarder driven gearwheel Z ', main reducing gear driving gear Z and main deceleration Device driven gear Z ' is engaged, and main deceleration driving gear Z empty sets are on conversion equipment output shaft Ⅹ.
The drive pattern of the power drive system 1000 of vehicle have it is a variety of, below with power drive system 1000 shown in Fig. 5 Exemplified by be described in detail.
The power drive system 1000 of vehicle has the first engine drive mode, and the power drive system of vehicle is in the During one engine drive mode, the first dynamotor 302 does not work, engine 100 and the input of system dynamic output section 401 Hold power coupling connection, input terminal of the power output that engine 100 exports to system dynamic output section 401.This is vehicle Driven.
The power drive system 1000 of vehicle has the second engine drive mode, and the power drive system of vehicle is in the During engine with two drive pattern, the first dynamotor 302 does not work, and engine 100 is coupled with the first generator unit Portion 301 is connected by 402 power coupling of mode conversion device, and the power that engine 100 exports passes sequentially through mode conversion device 402nd, the input terminal to system dynamic output section 401 is exported after 301 reduction of speed of the first generator unit coupling part.So start The power that machine 100 exports passes through the reduction of speed again of mode conversion device 402 again after a reduction of speed of variable-speed unit 200, so that It can preferably play to slow down and increase the effect of square, and then the handling capacity of vehicle can be improved.
The power drive system 1000 of vehicle has pure electric vehicle drive pattern, and the power drive system of vehicle is in pure electric vehicle Drive pattern, engine 100 do not work, 302 power coupling of the first generator unit coupling part 301 and the first dynamotor Connection is closed, the power of the first dynamotor 302 output is exported by the first generator unit coupling part 301 to be moved to system The input terminal of power output section 401.The power output path of such first dynamotor 302 is short, transmission efficiency, so as to The drive efficiency of the first dynamotor 302 is improved, the dynamic property of vehicle can be improved.
The power drive system 1000 of vehicle have first it is counter drag start-up mode, the power drive system of vehicle is in first Counter to drag start-up mode, engine 100 is connected with the first dynamotor 302 by 402 power coupling of mode conversion device, and first The power that dynamotor 302 exports is exported by mode conversion device 402 drives engine 100 to start to engine 100.This When, the first dynamotor 302 is used as starter motor, and such first dynamotor 302 can quickly start engine, can So that engine start efficiency is fast, and 302 energy loss of the first dynamotor can be reduced.
The power drive system 1000 of vehicle have second it is counter drag start-up mode, the power drive system of vehicle is in second Counter to drag start-up mode, the first generator unit coupling part 301 and the first dynamotor 302 pass through mode conversion device 402 power couplings connect, and engine 100 is connected with the input terminal power coupling of system dynamic output section 401, the first dynamoelectric and power generation It is defeated that the power that machine 302 exports passes sequentially through mode conversion device 402, the first generator unit coupling part 301, system dynamic Go out portion 401 input terminal export to engine 100 drive engine 100 start.At this time, the first dynamotor 302 is used as and opens Motivation uses, and the bang path that such first dynamotor 302 is delivered to engine 100 is longer, but can equally start Engine 100.
The power drive system 1000 of vehicle has the first mixed dynamic drive pattern, and the power drive system of vehicle is in first During mixed dynamic drive pattern, 100 and first dynamotor 302 of engine works, engine 100 and system dynamic output section 401 input terminal power coupling connection, the first generator unit coupling part 301 and the first dynamotor 302 pass through mould 402 power coupling of formula conversion equipment connects, input terminal of the power output that engine 100 exports to system dynamic output section 401, The power of first dynamotor 302 output passes sequentially through mode conversion device 402, the first generator unit coupling part 301 export the input terminal to system dynamic output section 401.In this way, the power transmission efficiency of engine 100 is high, control strategy letter Single, 302 outgoing route of the first dynamotor is short, transmission efficiency, so as to improve the driving of the first dynamotor 302 Efficiency, can improve the dynamic property of vehicle.
The power drive system 1000 of vehicle has the second mixed dynamic drive pattern, and the power drive system of vehicle is in second During mixed dynamic drive pattern, 100 and first dynamotor 302 of engine works, 100 and first dynamotor list of engine First coupling part 301 is connected by 402 power coupling of mode conversion device, the first generator unit coupling part 301 and first Dynamotor 302 is connected by 402 power coupling of mode conversion device, and the power that engine 100 exports passes sequentially through pattern Conversion equipment 402, the first generator unit coupling part 301 export the input terminal to system dynamic output section 401, the first electricity The power that dynamic generator 302 exports passes sequentially through mode conversion device 402, the first generator unit coupling part 301 exports Input terminal to system dynamic output section 401.The power that so engine 100 exports passes through a reduction of speed of variable-speed unit 200 Pass through the reduction of speed again of mode conversion device 402 again afterwards, increase the effect of square so as to preferably play to slow down, and then can improve The handling capacity of vehicle.Moreover, the power output path of the first dynamotor 302 is short, transmission efficiency, so as to improve The drive efficiency of first dynamotor 302, can improve the dynamic property of vehicle.
The power drive system 1000 of vehicle has the first driving power generation mode, and the power drive system 1000 of vehicle is in During the first driving power generation mode, engine 100 works, engine 100 and the input terminal power coupling of system dynamic output section 401 Connection, the first generator unit coupling part 301 and the first dynamotor 302 pass through 402 power coupling of mode conversion device Connection is closed, input terminal of a part of power output that engine 100 exports to system dynamic output section 401, engine 100 exports Another part power pass sequentially through the input terminal of system dynamic output section 401, the first generator unit coupling part 301, Mode conversion device 402 is exported to generate electricity to the first dynamotor 302, the first dynamotor 302 of driving.It can so be formed The form that engine 100 generates electricity when driving, and the power output efficiency of engine 100 is high, and control strategy is simple.
The power drive system 1000 of vehicle has the second driving power generation mode, and the power drive system 1000 of vehicle is in During the second driving power generation mode, engine 100 works, engine 100 and the input terminal power coupling of system dynamic output section 401 Connection, engine 100 are connected with the first dynamotor 302 by 402 power coupling of mode conversion device, and engine 100 is defeated Input terminal of a part of power output gone out to system dynamic output section 401, another part power that engine 100 exports pass through Mode conversion device 402 is exported to generate electricity to the first dynamotor 302, the first dynamotor 302 of driving.At this time, the first electricity Dynamic 300 and second generator unit 600 of generator unit can generate electricity at the same time, and generating efficiency is high, and vehicle can be with low speed row Sail.
The power drive system 1000 of vehicle has the first Brake Energy take-back model, at the power drive system 1000 of vehicle When the first Brake Energy take-back model, 302 power coupling of the first generator unit coupling part 301 and the first dynamotor Connection, the power of the wheel from vehicle pass sequentially through the input terminal of system dynamic output section 401, the first generator unit Coupling part 301 drives the first dynamotor 302 to generate electricity.At this time, the first dynamotor 302 can recycle the energy from wheel Amount, it is possible to reduce the waste of energy, can improve the distance travelled of vehicle.
The power drive system 1000 of vehicle has the third line car power generation mode, and the power drive system 1000 of vehicle is in During the third line car power generation mode, engine 100 works, input terminal and 100 power coupling of engine of system dynamic output section 401 Connection, engine 100 are connected with the first dynamotor 302 by 402 power coupling of mode conversion device, the second dynamoelectric and power generation Machine 600 is connected with 100 power coupling of engine, and the Part I power output that engine 100 exports gives system dynamic output section 401 input terminal, the Part II power that engine 100 exports are exported to the first dynamoelectric and power generation by mode conversion device 402 Machine 302, the first dynamotor 302 of driving generate electricity, and the Part III power that engine 100 exports directly drives the second electronic hair Electric motor units 600 generate electricity.Drive path between second generator unit 600 and engine 100 is short, and generating efficiency is high, The waste of energy can be reduced.
The power drive system 1000 of vehicle has fourth line car power generation mode, and the power drive system 1000 of vehicle is in During fourth line car power generation mode, engine 100 works, input terminal and 100 power coupling of engine of system dynamic output section 401 Connection, the second dynamotor 600 are connected with 100 power coupling of engine, the Part I power output that engine 100 exports To the input terminal of system dynamic output section 401, the Part II power that engine 100 exports directly drives the second dynamotor Unit 600 generates electricity.Drive path between second generator unit 600 and engine 100 is short, and generating efficiency is high, can be with Reduce the waste of energy.
The power drive system 1000 of vehicle has the first power generation in parking pattern, and the power drive system 1000 of vehicle is in During the first power generation in parking pattern, engine 100 works, and the second dynamotor 600 is connected with 100 power coupling of engine, hair Motivation 100 is connected with the first dynamotor 302 by 402 power coupling of mode conversion device, and the first of the output of engine 100 Partial power is exported by mode conversion device 402 and generated electricity to the first dynamotor 302, the first dynamotor 302 of driving, The Part II power that engine 100 exports directly drives the second generator unit 600 and generates electricity.At this time, the first electronic hair 300 and second generator unit 600 of electric motor units can generate electricity at the same time, and generating efficiency is high.
The power drive system 1000 of vehicle has the second power generation in parking pattern, and the power drive system 1000 of vehicle is in During the second power generation in parking pattern, engine 100 works, and the second dynamotor 600 is connected with 100 power coupling of engine, hair The power that motivation 100 exports directly drives the second generator unit 600 and generates electricity, and the first dynamotor 302 does not generate electricity.The Drive path between two generator units 600 and engine 100 is short, and generating efficiency is high, it is possible to reduce the waste of energy.
The power drive system 1000 of vehicle has fast attack mode, and the power drive system 1000 of vehicle is in quick During start-up mode, the second dynamotor 600 is connected with 100 power coupling of engine, and the output of the second dynamotor 600 is moved Power directly drives engine 100 and starts.Second dynamotor 600 can be used as starter motor, and starting efficiency is high.
When second dynamotor 600 is connected with the selective power coupling of engine 100, the power drive system of vehicle 1000 have the second Brake Energy take-back model, when the power drive system 1000 of vehicle is in the second Brake Energy take-back model, the Two dynamotor 600 are disconnected with engine 100, the second dynamotor 600 and system dynamic output section 401 by first from Attach together and put the connection of 202 power couplings, the power of the wheel from vehicle passes sequentially through second electricity of the driving of system dynamic output section 401 Dynamic generator 300 generates electricity.So energy recovery efficiency is high, it is possible to reduce the waste of energy, can improve the distance travelled of vehicle.
It should be noted that the content of above-mentioned power drive system 1000 can be tied mutually in the case where not conflicting mutually Close or replace, so as to form new embodiment, new embodiment is equally in the protection domain of the application.
Vehicle according to embodiments of the present invention, includes the power drive system 1000 of above-described embodiment.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be based on orientation shown in the drawings or Position relationship, is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or Implicitly include at least one this feature.In the description of the present invention, " multiple " are meant that at least two, such as two, three It is a etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc. Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects Connect or be electrically connected or can communicate each other；It can be directly connected, can also be indirectly connected by intermediary, can be with It is the interaction relationship of connection inside two elements or two elements, unless otherwise restricted clearly.For this area For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature It is that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description Point is contained at least one embodiment of the present invention or example.In the present specification, schematic expression of the above terms is not It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office Combined in an appropriate manner in one or more embodiments or example.In addition, without conflicting with each other, the skill of this area Art personnel can be tied the different embodiments or example described in this specification and different embodiments or exemplary feature Close and combine.
Although the embodiment of the present invention has been shown and described above, it is to be understood that above-described embodiment is example Property, it is impossible to limitation of the present invention is interpreted as, those of ordinary skill in the art within the scope of the invention can be to above-mentioned Embodiment is changed, changes, replacing and modification.

Claims (49)

  1. A kind of 1. power drive system of vehicle, it is characterised in that including：
    System dynamic output section；
    Engine, the engine are connected with the input terminal alternative power coupling of the system dynamic output section；
    Second dynamotor, second dynamotor and the engine are direct or selective power coupling is connected；
    First generator unit, first generator unit include the first dynamotor and the first dynamoelectric and power generation Machine unit coupling part, the first generator unit coupling part are connected with system dynamic output section power coupling, institute The first dynamotor is stated to be connected with the first generator unit coupling part alternative power coupling；
    Mode conversion device, the engine can pass through the pattern converting means with the first generator unit coupling part Put power coupling connection or disconnect, the engine can be turned with the first generator unit coupling part by the pattern Changing device power coupling connects, so as to being exported the power from engine to first after the mode conversion device reduction of speed Generator unit coupling part.
  2. 2. the power drive system of vehicle according to claim 1, it is characterised in that second dynamotor and institute Engine is stated to be coaxially disposed.
  3. 3. the power drive system of vehicle according to claim 1, it is characterised in that second dynamotor and institute Engine is stated to be arranged in parallel.
  4. 4. the power drive system of vehicle according to claim 1, it is characterised in that further include the first arrangement of clutch, institute State the first arrangement of clutch and be used for selective power coupling and connect the engine and the system dynamic output section.
  5. 5. the power drive system of vehicle according to claim 4, it is characterised in that first arrangement of clutch includes master Dynamic part and secondary part, the secondary part are selectively engaged with the active part, and second dynamotor passes through The active part of transmission component and first arrangement of clutch, which coordinates, to be driven, the secondary part and the system dynamic output section Alternative power coupling connection.
  6. 6. the power drive system of vehicle according to claim 1, it is characterised in that further include the first arrangement of clutch, institute State the first arrangement of clutch and be used for selective power coupling and connect second dynamotor and the system dynamic output section.
  7. 7. the power drive system of vehicle according to claim 6, it is characterised in that first arrangement of clutch includes master Dynamic part and secondary part, the secondary part are selectively engaged with the active part, and second dynamotor is coaxial It is connected on the active part of first arrangement of clutch, the secondary part is alternative dynamic with the system dynamic output section Power is of coupled connections.
  8. 8. the power drive system of vehicle according to claim 6, it is characterised in that the second dynamotor connection Between the engine and the system dynamic output section.
  9. 9. the power drive system of vehicle according to claim 8, it is characterised in that further include the second arrangement of clutch, institute State the second arrangement of clutch and be used for selective power coupling and connect second dynamotor and the engine.
  10. 10. the power drive system of vehicle according to claim 1, it is characterised in that the engine and described first Dynamotor can be connected or disconnected by the mode conversion device power coupling, the engine and the first electronic hair Motor is connected by the mode conversion device power coupling, so that the power from engine passes through the pattern converting means Put driving the first dynamotor power generation.
  11. 11. the power drive system of vehicle according to claim 1, it is characterised in that the first dynamotor list First coupling part is connected with the first dynamotor alternative power coupling, the first generator unit coupling part It is connected with the first dynamotor power coupling, so that the power of first dynamotor output passes through described the One generator unit coupling part exports.
  12. 12. the power drive system of vehicle according to claim 1, it is characterised in that the mode conversion device includes Conversion equipment input unit, the first converter section, the second converter section and conversion equipment output section, the conversion equipment input unit with it is described Engine alternative power coupling connect, first converter section be connected with the conversion equipment input unit power coupling and with The conversion equipment output section alternative power coupling connection, second converter section and the conversion equipment input unit are optional Selecting property power coupling is connected and is connected with the conversion equipment output section alternative power coupling, the conversion equipment output section It is connected with the first generator unit coupling part alternative power coupling, the conversion equipment output section and described the One dynamotor power coupling connects.
  13. 13. the power drive system of vehicle according to claim 12, it is characterised in that the conversion equipment input unit with The second converter section power coupling connection, and the conversion equipment output section and the first generator unit coupling part When power coupling connects, the power of the engine output passes sequentially through the conversion equipment input unit, second converter section Exported after reduction of speed to the first generator unit coupling part.
  14. 14. the power drive system of vehicle according to claim 12, it is characterised in that first converter section with it is described During the power coupling connection of conversion equipment output section, the power from the engine is suitable for passing sequentially through the conversion equipment input Portion, first converter section, the conversion equipment output section drive the power generation of the first dynamotor.
  15. 15. the power drive system of vehicle according to claim 12, it is characterised in that the conversion equipment output section with During the first generator unit coupling part power coupling connection, the power from first dynamotor leads to successively Cross the conversion equipment output section, the first generator unit coupling part is exported to the system dynamic output section.
  16. 16. the power drive system of vehicle according to claim 12, it is characterised in that the mode conversion device bag Include：
    Conversion equipment input shaft, the conversion equipment input shaft are the conversion equipment input unit；
    Conversion equipment output shaft, the conversion equipment output shaft are the conversion equipment output section；
    Intermeshing first conversion gear and the second conversion gear, it is defeated that first conversion gear is fixed on the conversion equipment Enter on axis, the second conversion gear empty set is on the conversion equipment output shaft, intermeshing first conversion gear It is the first converter section with second conversion gear；
    Intermeshing 3rd conversion gear and the 4th conversion gear, the 3rd conversion gear empty set are defeated in the conversion equipment Enter on axis, the 4th conversion gear empty set is on the conversion equipment output shaft, intermeshing 3rd conversion gear It is the second converter section with the 4th conversion gear.
  17. 17. the power drive system of vehicle according to claim 12, it is characterised in that the mode conversion device also wraps The first conversion equipment connector is included, the conversion equipment input unit is connect with second converter section by first conversion equipment Clutch selectivity power coupling connects.
  18. 18. the power drive system of vehicle according to claim 17, it is characterised in that the mode conversion device also wraps Include the second conversion equipment connector, the conversion equipment output section and first converter section, the conversion equipment output section with The first generator unit coupling part is connected by the second conversion equipment connector selectivity power coupling.
  19. 19. the power drive system of vehicle according to claim 12, it is characterised in that the mode conversion device bag Include：
    Conversion equipment input shaft and the second conversion equipment input gear, the second conversion equipment input gear empty set is at described turn On changing device input shaft, the second conversion equipment input gear is connected with the engine selectivity power coupling, and described Two conversion equipment input gears and the conversion equipment input shaft form the conversion equipment input unit；
    Conversion equipment output shaft, the conversion equipment output shaft are the conversion equipment output section；
    Intermeshing first conversion gear and the second conversion gear, it is defeated that first conversion gear is fixed on the conversion equipment Enter on axis, the second conversion gear empty set on the conversion equipment output shaft and optionally power coupling connection described the Two conversion equipment input gears, intermeshing first conversion gear and second conversion gear are the first converter section；
    Intermeshing 3rd conversion gear and the 4th conversion gear, the 3rd conversion gear empty set are defeated in the conversion equipment Enter on axis, the 4th conversion gear empty set is on the conversion equipment output shaft, intermeshing 3rd conversion gear It is the second converter section with the 4th conversion gear.
  20. 20. the power drive system of vehicle according to claim 1, it is characterised in that the mode conversion device includes Conversion equipment input shaft, the first conversion equipment jackshaft and conversion equipment output shaft, the conversion equipment input shaft are alternative It is of coupled connections with the engine power, the conversion equipment output shaft is connected with the first dynamotor power coupling, The conversion equipment output shaft is connected with the first generator unit coupling part alternative power coupling；
    Optionally power coupling is connected the conversion equipment input shaft with the conversion equipment output shaft, so that described start The power of machine output is suitable for passing sequentially through the conversion equipment input shaft, conversion equipment output shaft output；
    The conversion equipment input shaft is connected and described first with the first conversion equipment jackshaft alternative power coupling Conversion equipment jackshaft is of coupled connections with the conversion equipment outputting axial power, or the conversion equipment input shaft and described the One conversion equipment jackshaft power coupling connects and the first conversion equipment jackshaft and the conversion equipment output shaft are optional Selecting property power coupling connects.
  21. 21. the power drive system of vehicle according to claim 20, it is characterised in that the conversion equipment input shaft with The engine power is of coupled connections, and the conversion equipment input shaft connects with the first conversion equipment jackshaft power coupling Connect and the first conversion equipment jackshaft is of coupled connections with the conversion equipment outputting axial power, so that the engine exports Power pass sequentially through the conversion equipment input shaft, the first conversion equipment jackshaft and the conversion equipment output shaft drop Exported after speed.
  22. 22. the power drive system of vehicle according to claim 20, it is characterised in that the conversion equipment input shaft with The engine power is of coupled connections, when the conversion equipment input shaft is of coupled connections with the conversion equipment outputting axial power, It is first electronic that power from the engine is suitable for passing sequentially through conversion equipment input shaft, conversion equipment output shaft driving Electrical power generators.
  23. 23. the power drive system of vehicle according to claim 20, it is characterised in that the conversion equipment output shaft with During the first generator unit coupling part power coupling connection, the power from first dynamotor leads to successively Cross the conversion equipment output shaft, the first generator unit coupling part is exported to the defeated of the system dynamic output section Enter end.
  24. 24. the power drive system of vehicle according to claim 20, it is characterised in that the mode conversion device also wraps Include the second conversion equipment jackshaft, the conversion equipment input shaft and the first conversion equipment jackshaft alternative power coupling Close connection and the second conversion equipment jackshaft power coupling is connected to the first conversion equipment jackshaft and the conversion Between device output shaft, or the conversion equipment input shaft is connected with the first conversion equipment jackshaft power coupling and institute The first conversion equipment jackshaft is stated to be connected with the second conversion equipment jackshaft alternative power coupling, and described second turn Changing device jackshaft is of coupled connections with the conversion equipment outputting axial power.
  25. 25. the power drive system of vehicle according to claim 24, it is characterised in that the conversion equipment input shaft with The engine power is of coupled connections, and the conversion equipment input shaft connects with the first conversion equipment jackshaft power coupling Connect and among the first conversion equipment jackshaft and conversion equipment jackshaft power coupling connection and the conversion equipment Axis is of coupled connections with the conversion equipment outputting axial power, so that the power of engine output passes sequentially through the converting means After putting input shaft, the first conversion equipment jackshaft, the conversion equipment jackshaft and the conversion equipment output shaft reduction of speed Output.
  26. 26. the power drive system of vehicle according to claim 20, it is characterised in that the mode conversion device also wraps The first conversion equipment connector is included, the conversion equipment output shaft is exported with the conversion equipment input shaft, the conversion equipment Axis is connected with the first generator unit coupling part by the first conversion equipment connector selectivity power coupling Connect.
  27. 27. the power drive system of vehicle according to claim 24, it is characterised in that on the conversion equipment input shaft Equipped with the 3rd conversion gear, the first conversion equipment jackshaft is equipped with the 4th conversion gear and the 5th conversion gear, The second conversion equipment jackshaft is equipped with the 6th conversion gear and is fixed with the 7th conversion gear, and the conversion equipment is defeated Eighth-turn gear changing is fixed with shaft, the 4th conversion gear is engaged with the 3rd conversion gear, and the described 5th Conversion gear is engaged with the 6th conversion gear, and the 7th conversion gear is engaged with the eighth-turn gear changing；
    The mode conversion device further includes the second conversion equipment connector, and the second conversion equipment connector is used to engage institute State a tooth in the 3rd conversion gear, the 4th conversion gear, the 5th conversion gear and the 6th conversion gear Wheel and axis corresponding with one gear, so that the power from engine is inputted by the conversion equipment successively It is axis, the 3rd conversion gear, the 4th conversion gear, the conversion equipment jackshaft, the 5th conversion gear, described 6th conversion gear, the conversion equipment jackshaft, the 7th conversion gear, the eighth-turn gear changing, the converting means Put output shaft output.
  28. 28. the power drive system of vehicle according to claim 1, it is characterised in that the first dynamotor list Member further includes rough lock, and first dynamotor is connected by the rough lock and the mode conversion device power coupling Connect.
  29. 29. the power drive system of vehicle according to claim 1, it is characterised in that further include variable-speed unit, the change Fast unit is connected with the engine selectivity power coupling, and the power output from the engine is moved to the system The input terminal of power output section, and the variable-speed unit can be turned with the first generator unit coupling part by the pattern Changing device power coupling is connected or disconnected.
  30. 30. the power drive system of vehicle according to claim 29, it is characterised in that the variable-speed unit includes：
    Variable-speed dynamic input unit, the variable-speed dynamic input unit are selectively engageable with the engine, to transmit the hair Power caused by motivation；
    Variable-speed dynamic output section；
    Variable-speed unit output section, wherein the variable-speed dynamic output section is configured and adapted in the variable-speed dynamic input unit Power it is by the synchronization of variable-speed unit synchronizer that the power output to variable-speed unit output section, the variable-speed unit is defeated The input terminal power coupling for going out portion with the system dynamic output section is connected, the variable-speed dynamic output section and described first electronic Generator unit coupling part can be connected or disconnected by the mode conversion device power coupling.
  31. 31. the power drive system of vehicle according to claim 30, it is characterised in that the variable-speed dynamic input unit bag At least one input shaft is included, each input shaft is selectively engageable with the engine, on each input shaft It is provided with least one driving gear；
    The variable-speed dynamic output section includes：At least one output shaft, is each provided with least one driven on the output shaft Gear, the driven gear are engaged with the accordingly driving gear, and the variable-speed unit output section is at least one main deceleration Device driving gear, at least one main reducing gear driving gear are fixed at least one output shaft correspondingly, One of them described driven gear can pass through the mode conversion device power with the first generator unit coupling part It is of coupled connections or disconnects.
  32. 32. the power drive system of vehicle according to claim 31, it is characterised in that one driven gear On be fixed with Transmission gear, the Transmission gear can pass through the pattern with the first generator unit coupling part and turn Changing device power coupling is connected or disconnected.
  33. 33. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System has the first engine drive mode, when the power drive system of the vehicle is in first engine drive mode, First dynamotor does not work, and the engine is connected with the input terminal power coupling of the system dynamic output section, The power output that the engine exports gives the input terminal of the system dynamic output section.
  34. 34. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System has the second engine drive mode, when the power drive system of the vehicle is in second engine drive mode, First dynamotor does not work, and the engine passes through the pattern with the first generator unit coupling part Conversion equipment power coupling connects, and the power of the engine output passes sequentially through the mode conversion device, first electricity The input terminal to the system dynamic output section is exported after dynamic generator unit coupling part reduction of speed.
  35. 35. the power drive system of vehicle according to claim 11, it is characterised in that the powertrain of the vehicle System has pure electric vehicle drive pattern, and the power drive system of the vehicle is in the pure electric vehicle drive pattern, the engine Not working, the first generator unit coupling part is connected with the first dynamotor power coupling, and described first The power of dynamotor output is exported to the system dynamic output section by the first generator unit coupling part Input terminal.
  36. 36. the power drive system of vehicle according to claim 10, it is characterised in that the powertrain of the vehicle System have first it is counter drag start-up mode, the power drive system of the vehicle counter drags start-up mode, the hair in described first Motivation is connected with first dynamotor by the mode conversion device power coupling, and first dynamotor is defeated The power gone out is exported to engine start described in the driven by engine by the mode conversion device.
  37. 37. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System have second it is counter drag start-up mode, the power drive system of the vehicle in described second it is counter drag start-up mode, described the One generator unit coupling part is connected with first dynamotor by the mode conversion device power coupling, institute The input terminal power coupling that engine is stated with the system dynamic output section is connected, the power of the first dynamotor output Pass sequentially through the mode conversion device, the first generator unit coupling part, the system dynamic output section it is defeated Enter end output to engine start described in the driven by engine.
  38. 38. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System has the first mixed dynamic drive pattern, described to start when the power drive system of the vehicle is in the first mixed dynamic drive pattern Machine and first dynamotor work, and the engine and the input terminal power coupling of the system dynamic output section connect Connect, the first generator unit coupling part passes through the mode conversion device power coupling with first dynamotor Connection is closed, the power output that the engine exports gives the input terminal of the system dynamic output section, first dynamoelectric and power generation The power of machine output passes sequentially through the mode conversion device, the first generator unit coupling part is exported to the system The input terminal in power output of uniting portion.
  39. 39. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System has the second mixed dynamic drive pattern, described to start when the power drive system of the vehicle is in the second mixed dynamic drive pattern Machine and first dynamotor work, and the engine passes through described with the first generator unit coupling part Mode conversion device power coupling connects, and the first generator unit coupling part passes through with first dynamotor The mode conversion device power coupling connection, the power of the engine output pass sequentially through the mode conversion device, institute State the first generator unit coupling part and export input terminal to the system dynamic output section, first dynamotor The power of output passes sequentially through the mode conversion device, the first generator unit coupling part is exported to the system The input terminal in power output portion.
  40. 40. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System has the first driving power generation mode, described when the power drive system of the vehicle is in the described first driving power generation mode Engine works, and the engine is connected with the input terminal power coupling of the system dynamic output section, the first electronic hair Electric motor units coupling part is connected with first dynamotor by the mode conversion device power coupling, the engine A part of power output exported gives the input terminal of the system dynamic output section, another part power of the engine output Pass sequentially through input terminal, the first generator unit coupling part, the pattern conversion of the system dynamic output section Device is exported to first dynamotor, drives the first dynamotor power generation.
  41. 41. the power drive system of vehicle according to claim 10, it is characterised in that the powertrain of the vehicle System has the second driving power generation mode, described when the power drive system of the vehicle is in the described second driving power generation mode Engine works, and the engine is connected with the input terminal power coupling of the system dynamic output section, the engine and institute State the first dynamotor to connect by the mode conversion device power coupling, a part of power of the engine output is defeated Go out the input terminal to the system dynamic output section, another part power of the engine output passes through the pattern converting means Output is put to first dynamotor, drives the first dynamotor power generation.
  42. 42. the power drive system of vehicle according to claim 11, it is characterised in that the powertrain of the vehicle System has the first Brake Energy take-back model, when the power drive system of the vehicle is in the first Brake Energy take-back model, The first generator unit coupling part is connected with the first dynamotor power coupling, the car from the vehicle The power of wheel passes sequentially through the input terminal of the system dynamic output section, the first generator unit coupling part driving institute State the power generation of the first dynamotor.
  43. 43. the power drive system of vehicle according to claim 10, it is characterised in that the powertrain of the vehicle System has the third line car power generation mode, described when the power drive system of the vehicle is in the third line car power generation mode Engine works, and input terminal and the engine power of the system dynamic output section are of coupled connections, the engine and institute State the first dynamotor to connect by the mode conversion device power coupling, second dynamotor starts with described Mechanomotive force is of coupled connections, and the Part I power output that the engine exports gives the input terminal of the system dynamic output section, The Part II power of the engine output is exported to first dynamotor, driving by the mode conversion device The first dynamotor power generation, the Part III power of the engine output directly drive second dynamotor Unit generates electricity.
  44. 44. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System has fourth line car power generation mode, described when the power drive system of the vehicle is in the fourth line car power generation mode Engine works, and input terminal and the engine power of the system dynamic output section are of coupled connections, the second electronic hair Motor is of coupled connections with the engine power, and the Part I power output that the engine exports is defeated to the system dynamic Go out the input terminal in portion, the Part II power of the engine output directly drives the second generator unit power generation.
  45. 45. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System has the first power generation in parking pattern, described when the power drive system of the vehicle is in the first power generation in parking pattern Engine works, and second dynamotor is of coupled connections with the engine power, the engine and first electricity Dynamic generator is connected by the mode conversion device power coupling, and the Part I power that the engine exports passes through described Mode conversion device is exported to first dynamotor, drives the first dynamotor power generation, and the engine is defeated The Part II power gone out directly drives the second generator unit power generation.
  46. 46. the power drive system of the vehicle according to right wants 10, it is characterised in that the power drive system of the vehicle With the second power generation in parking pattern, when the power drive system of the vehicle is in the second power generation in parking pattern, the hair Motivation works, and second dynamotor is of coupled connections with the engine power, and the power of the engine output is direct Second generator unit is driven to generate electricity, first dynamotor does not generate electricity.
  47. 47. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System has fast attack mode, and when the power drive system of the vehicle is in the fast attack mode, described second is electronic Generator is of coupled connections with the engine power, and the power of the second dynamotor output directly drives the engine Start.
  48. 48. the power drive system of vehicle according to claim 6, it is characterised in that second dynamotor with During the engine selectivity power coupling connection, the power drive system of the vehicle has the second Brake Energy take-back model, When the power drive system of the vehicle is in the second Brake Energy take-back model, second dynamotor and the hair Motivation disconnects, and second dynamotor is connected with the system dynamic output section by the first arrangement of clutch power coupling Connect, the power of the wheel from the vehicle passes sequentially through the system dynamic output section and drives the second dynamotor hair Electricity.
  49. 49. a kind of vehicle, it is characterised in that include the powertrain of the vehicle according to any one of claim 1-48 System.
CN201610934082.6A 2016-10-31 2016-10-31 Power transmission system and vehicle with same Active CN108001187B (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202283873U (en) * 2011-09-30 2012-06-27 长城汽车股份有限公司 Hybrid power automobile transmission system
CN204095490U (en) * 2014-07-31 2015-01-14 比亚迪股份有限公司 Power drive system and there is the vehicle of this power drive system
CN104455239A (en) * 2014-12-01 2015-03-25 重庆先友科技开发有限公司 Rear coaxial automotive transmission
CN104773063A (en) * 2015-01-16 2015-07-15 比亚迪股份有限公司 Speed changer, power transmission system and vehicle
CN205009988U (en) * 2015-07-24 2016-02-03 重庆隆旺机电有限责任公司 Rear axle assembly with main reducer that keep off more

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202283873U (en) * 2011-09-30 2012-06-27 长城汽车股份有限公司 Hybrid power automobile transmission system
CN204095490U (en) * 2014-07-31 2015-01-14 比亚迪股份有限公司 Power drive system and there is the vehicle of this power drive system
CN104455239A (en) * 2014-12-01 2015-03-25 重庆先友科技开发有限公司 Rear coaxial automotive transmission
CN104773063A (en) * 2015-01-16 2015-07-15 比亚迪股份有限公司 Speed changer, power transmission system and vehicle
CN205009988U (en) * 2015-07-24 2016-02-03 重庆隆旺机电有限责任公司 Rear axle assembly with main reducer that keep off more

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