CN108016282B - Power drive system and vehicle with it - Google Patents

Power drive system and vehicle with it Download PDF

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Publication number
CN108016282B
CN108016282B CN201610934336.4A CN201610934336A CN108016282B CN 108016282 B CN108016282 B CN 108016282B CN 201610934336 A CN201610934336 A CN 201610934336A CN 108016282 B CN108016282 B CN 108016282B
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China
Prior art keywords
power
conversion equipment
gear
mode
vehicle
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Application number
CN201610934336.4A
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Chinese (zh)
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CN108016282A (en
Inventor
凌和平
翟震
黄威
徐友彬
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BYD Co Ltd
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BYD Co Ltd
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Priority to CN201610934336.4A priority Critical patent/CN108016282B/en
Priority to PCT/CN2017/108115 priority patent/WO2018077248A1/en
Publication of CN108016282A publication Critical patent/CN108016282A/en
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Classifications

    • 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
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/36—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
    • B60K6/365—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings with the gears having orbital motion
    • 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
    • B60K6/38—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 driveline clutches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/50—Architecture of the driveline characterised by arrangement or kind of transmission units
    • B60K6/54—Transmission for changing ratio
    • B60K6/547—Transmission for changing ratio the transmission being a stepped gearing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/10—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines
    • B60L50/16—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines with provision for separate direct mechanical propulsion
    • 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
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors

Abstract

The invention discloses a kind of power drive system and with its vehicle, power drive system includes: power source；First generator unit, the first generator unit include the first motor generator and unit coupling part, and the first motor generator is connect with unit coupling part；System dynamic output section；First mode conversion equipment, wherein at least one of power source and the first generator unit are connected or disconnected with system dynamic output section by first mode conversion equipment；Second mode conversion equipment, power source can be connected or disconnected with unit coupling part by second mode conversion equipment, power source can be connect with unit coupling part by second mode conversion equipment, so that successively first mode conversion equipment is given in output to the power in ultromotivity in future source after second mode conversion equipment, unit coupling part reduction of speed.The drive mode of vehicle can be enriched in this way, and vehicle can adapt to different road conditions.

Description

Power drive system and vehicle with it
Technical field
The present invention relates to the power drive system of technical field of vehicle more particularly to a kind of vehicle and there is the power to pass The vehicle of dynamic system.
Background technique
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 as one of new energy vehicle by engine and/or motor, is had various modes, can be improved Transmission efficiency and fuel economy.
But it is known for inventor part hybrid vehicle drive mode is few in the related technology, drive transmission efficiency It is lower, after not being able to satisfy the requirement that vehicle adapts to various road conditions, especially hybrid vehicle feed (when battery capacity deficiency), Vehicle dynamic property and handling capacity are insufficient.And in order to realize power generation in parking operating condition, needs extraly to increase transmission mechanism, integrate Spend low, generating efficiency is low.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, the present invention mentions A kind of power drive system of vehicle out, the power drive system drive mode 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, comprising: power source；First generator unit, described One generator unit includes the first motor generator and the first generator unit coupling part, first dynamoelectric and power generation Machine is connect with the first generator unit coupling part power coupling；System dynamic output section；First mode conversion equipment, Wherein at least one of the power source and first generator unit pass through institute with the system dynamic output section First mode conversion equipment power coupling is stated to connect or disconnect；Second mode conversion equipment, the power source and first electricity Dynamic generator unit coupling part can be connected or disconnected by the second mode conversion equipment power coupling, the power source and institute Stating the first generator unit coupling part can be connected by the second mode conversion equipment power coupling, so that institute will be come from The power of power source is stated successively after the second mode conversion equipment, the first generator unit coupling part reduction of speed It exports to the first mode conversion equipment.
The power drive system of vehicle according to the invention can enrich vehicle by the way that second mode conversion equipment is arranged Drive mode, and the economy and dynamic property of vehicle can be improved, and vehicle can adapt to different road conditions, Yi Jike To significantly improve the passability of vehicle and ability of getting rid of poverty, the driving experience of driver can be promoted.And pass through the second mode Conversion equipment, not only the revolving speed and torque of adjustable conversion equipment output section, can also realize the function of power generation in parking.Both it protected When having demonstrate,proved the driving of the first motor generator and feedback, power transmission is direct, and transmission efficiency is high, and guarantees power generation in parking pattern switching It is simple and reliable.Such power drive system designs so that the control of each drive mode is relatively independent, compact-sized, is easy to It realizes.
Vehicle according to the invention, the power drive system including above-mentioned vehicle.
Detailed description of the invention
Fig. 1-Fig. 3 is the schematic diagram of power drive system according to an embodiment of the present invention；
Fig. 4-Figure 21 is the structural schematic diagram of power drive system according to an embodiment of the present invention；
Figure 22-Figure 27 is the structural schematic diagram of differential mechanism, power on-off system；
Figure 28-Figure 33 is the structural schematic diagram of power drive system；
Figure 34-Figure 69 is the structural schematic diagram of power drive system according to an embodiment of the present invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings.Below with reference to The embodiment of attached drawing description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
On hybrid vehicle, vehicle can arrange multiple systems, for example, power drive system 1000, which is passed Dynamic system 1000 can be used for driving the front-wheel or rear-wheel of vehicle, drive the front-wheel of vehicle with power drive system 1000 below For 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 an embodiment of the present invention is described in detail.
As shown in Figure 1-Figure 3, power drive system 1000 may include: that power source 100, variable-speed unit 200, first are electronic Generator unit 300, system dynamic output section 401, first mode conversion equipment 402, second mode conversion equipment 403, certainly, Power drive system 1000 can also include other mechanical parts, for example, the second motor generator 600, the first arrangement of clutch 202 With the second arrangement of clutch L2 etc..
Power source 100 can be engine, be of coupled connections with power source 100 to 200 being suitably selected for property of variable-speed unit, As shown in Figure 1-Figure 3, power source 100 can axially be connected with variable-speed unit 200, wherein power source 100 and variable-speed unit 200 it Between the first arrangement of clutch 202 can be set, the first arrangement of clutch 202 can control between power source 100 and variable-speed unit 200 Engagement, off-state.It is understood that power source 100 can also be by variable-speed unit 200 to system dynamic output section 401 output powers.
Variable-speed unit 200 can be speed changer, and certainly, the present invention is not limited thereto, and variable-speed unit 200 can be with other knots Structure, such as gear reduced drive structure.
Wherein, it is described in detail so that variable-speed unit 200 is speed changer as an example below.Variable-speed unit 200 can have more Kind arrangement form, the variation of input shaft, output shaft, gear can form new variable-speed unit 200, below with shown in Fig. 4 It is described in detail for variable-speed unit 200 in power drive system 1000.
As shown in figure 4, variable-speed unit 200 may include: variable-speed dynamic input unit, variable-speed dynamic output section and variable-speed unit Output section 201, variable-speed dynamic input unit is engaged with 100 property of can choose of power source, when variable-speed dynamic input unit and power source When 100 engagement, variable-speed unit 200 can transmit power caused by power source 100.First arrangement of clutch 202 may include defeated Enter end and output end, input terminal is connected with power source 100, and output end is connected with variable-speed dynamic input unit, when input terminal and output When the engagement of end, power source 100 and the engagement of variable-speed dynamic input unit are to transmit power.
Variable-speed dynamic output section is configured and adapted to will be synchronous by variable-speed unit from the power in variable-speed dynamic input unit Synchronizing for device and output power to variable-speed unit output section 201, variable-speed unit output section 201 and first mode conversion equipment The connection of 402 power couplings, variable-speed dynamic output section is connect with 403 power coupling of second mode conversion equipment.
Specifically, as shown in figure 4, variable-speed dynamic input unit may include at least one input shaft, each input shaft with Power source 100 is selectively engageable, at least one driving gear is provided on each input shaft.
Variable-speed dynamic output section includes: at least one output shaft, and each output shaft is adapted to select with accordingly input shaft Property power coupling connection, for example, be provided at least one driven gear on each output shaft, driven gear and accordingly driving tooth Wheel engagement, in this way can ultromotivity in future source 100 power output to variable-speed unit output section 201, one of output shaft can Selectively to be connect with 403 power coupling of second mode conversion equipment.
Variable-speed unit output section 201 is at least one main reducing gear driving gear Z, at least one main reducing gear driving gear Z is fixed on correspondingly at least one output shaft.That is, variable-speed unit output section 201 can be on output shaft Output gear, the output gear can be fixed on corresponding output shaft, output gear engaged with main reduction driven gear with into Action edge transmitting.
Wherein, input shaft can be multiple, and the sequentially coaxially nested setting of multiple input shafts, in power source 100 to defeated When entering axis transmission power, engaged with one in multiple input shafts to 100 property of can choose of power source.By by multiple input shafts Coaxial nested setting, can make 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 4, variable-speed unit 200 can may include: for six gear variable-speed units, variable-speed dynamic input unit 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, double clutch has input terminal, the first output end and second output terminal, engages to the input terminal property of can choose the At least one of one output end and second output terminal.That is, input terminal can engage the first output end, alternatively, input terminal Second output terminal or input terminal, which can be engaged, can simultaneously engage with the first output end and second output terminal.First output end with First input shaft I is connected, and 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. 4 It is shown, a gear driving gear 1Ra, three gear driving gear 3a and five gear driving gear 5a are provided on the first input shaft I, second is defeated Enter to be provided with the gear of two gear driving gear 2a and four or six driving gear 46a on axis II.Wherein, it is defeated to be set in first for the second input shaft II Enter on axis I, can effectively shorten the axial length of power drive system 1000 in this way, so as to reduce power drive system 1000 occupy the space of vehicle.Four or six above-mentioned gear driving gear 46a refer to that the gear can be simultaneously as four gear driving tooths Wheel and six gear driving gears use, and can shorten the axial length of the second input shaft II in this way, dynamic so as to preferably reduce The volume of power transmission system 1000.
Wherein, according to remote mode close with engine distance, the distributing order of multiple gear driving gears is second gear active 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 make the location arrangements of multiple gear driven gears and multiple output shafts Rationally, small in size so that 1000 structure of power drive system is simple.
Output shaft includes: the first output shaft III and the second output shaft IV, and the first output shaft III and the second output shaft IV are distinguished Be set at least one driven gear, III overhead of the first output shaft set be provided with a gear driven gear 1b, second 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 a gear driving gear 1Ra is engaged with a gear driven gear 1b, two gear driving gear 2a and second gear driven gear 2b engagement, 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 It closes, 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. Wherein, above-mentioned one of output shaft can be the first output shaft III.
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 a synchronous gear driven gear 1b and the first output shaft III, and can be used for synchronous three gear driven gear 3b and First output shaft III.
Two or four gear synchronizer S24, two or four gear synchronizers are provided between the gear of second gear driven gear 2b and four driven gear 4b S24 can be used for synchronous second gear driven gear 2b and the first output shaft III, and can be same as synchronous four gear 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 gear 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 indicated at 4, be provided on 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 synchronizing reverse gear driven gear Rb and the second output shaft IV.
Further, power drive system 1000 can also include: transmitting jackshaft V, and transmitting can fix on jackshaft V It is provided with the first reverse idler gear Rm1 and the second reverse idler gear Rm2, the first reverse idler gear Rm1 and one of them Gear driving gear (i.e. driving gear) engagement, the second reverse idler gear Rm2 are engaged with the driven gear Rb that reverses gear.One of them Gear driving gear can fall for a gear driving gear 1Ra, the power being transmitted on a gear driving gear 1Ra by first Gear intermediate gear Rm1 passes to transmitting jackshaft V, and transmitting jackshaft V can be passed power by the second reverse idler gear Rm2 The driven gear Rb that reverses gear is passed, the driven gear Rb that reverses gear can impart power to the second output shaft IV by reverse gear synchronizer, Second output shaft IV can impart power to main reducing gear driven gear Z ', main deceleration by IV output gear of the second output shaft Device driven gear Z ' can pass to the wheel of two sides by system dynamic output section 401 to drive vehicle movement.That is, First output gear and the second output gear can be respectively main reducing gear driving gear Z, the main reducing gear driving gear Z and master Retarder driven gearwheel Z ' engagement.
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 on the second output shaft IV can be saved in this way, So as to shortening the axial length of the second output shaft IV, and the cost of power drive system 1000 can be reduced.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 set between the six gear driven gear 6b and driven gear Rb that reverses gear.
Certainly, the present invention is not limited thereto, is described in detail for the variable-speed unit 200 shown in Figure 20 again below.
The main distinction point of variable-speed unit 200 relative to Fig. 4, variable-speed unit 200 shown in Figure 20 is, first It is provided with three or five gear driving gear 35a on input shaft I, to replace three gear driving gear 3a and five gear driving gear 5a, in this way may be used Further to reduce the gear quantity being arranged on the first input shaft I, so that 200 structure of variable-speed unit is tighter It gathers, it is more reasonable to design.
Moreover, the first reverse idler gear Rm1 property of can choose with transmitting jackshaft V power coupling connect, for example, such as Shown in Figure 20 and Figure 21, synchronizer SR can be fixedly installed by transmitting on jackshaft V, and synchronizer SR can be used for selectively same Walk the first reverse idler gear Rm1 and transmitting jackshaft V.
At least one of variable-speed unit 200 and the first generator unit 300 pass through with system dynamic output section 401 402 power coupling of first mode conversion equipment connects or disconnects, it is to be understood that variable-speed unit 200 can pass through the first mould For formula conversion equipment 402 to 401 output power of system dynamic output section, i.e., the power that power source 1000 exports passes through variable-speed unit A 200 output gear is exported to first mode conversion equipment 402, is being by the output of first mode conversion equipment 402 Unite power output portion 401, and the first generator unit 300 can be defeated to system dynamic by first mode conversion equipment 402 401 output power of portion out, variable-speed unit 200 and the first generator unit 300 can pass through first mode converting means simultaneously 402 are set to 401 output power of system dynamic output section.Such first generator unit 300 passes to system dynamic output The transmission path in portion 301 is shorter, 300 transmission efficiency of the first generator unit can be made high, energy loss is few.
Moreover, variable-speed unit 200 and first mode conversion equipment 402 can pass through 403 power of second mode conversion equipment It is of coupled connections or disconnects, variable-speed unit 200 and first mode conversion equipment 402 can be dynamic by second mode conversion equipment 403 Power is of coupled connections, so that the power in ultromotivity in future source 100 successively passes through variable-speed unit 200, second mode conversion equipment 403 drops Output is to first mode conversion equipment 402 after speed.That is, second mode conversion equipment 403 can control variable-speed unit 200 Variable-speed unit can be passed through with the power of the power delivery status between first mode conversion equipment 402, such power source 100 200 reduction of speed and then after the reduction of speed of second mode conversion equipment 403 output to first mode conversion equipment 402, at this time Power drive system 1000 enters Ultra-Low Speed gear pattern, and second mode conversion equipment 403 enters L gear pattern, so as to rich The output power way of output of rich power source 100, can enrich the drive mode of vehicle in this way, can make the driving mould of vehicle Formula is more, and can promote the driving pleasure of driver.In addition, second mode conversion equipment 403 can be played further Slow down and increase the effect of square, the passage capacity of vehicle can be improved.
First mode conversion equipment 402 and second mode conversion equipment 403 gear that increases vehicle in this way, can make vehicle Max. output torque amplifies N times, and improves dynamic property, handling capacity (such as max. climb slope, ability of getting rid of poverty).Especially Conventional hybrid vehicle is caused kerb weight big, be only capable of after feed due to increasing battery pack, motor, electric-control system Rely on the power output of engine, at this moment handling capacity and dynamic property can big heavy discount, and use the of the embodiment of the present invention Two modes conversion equipment 403 can effectively promote dynamic property and handling capacity, the drive mode with vehicle abundant, thus Vehicle can be made to adapt to more different operating conditions.
Wherein, first mode conversion equipment 402 can be conducive to power source 100 and realize the first motor generator at work The intervention of unit 300, parallel power source 100 and the first generator unit 300, pass through direct torque couple, energy The advantage that enough preferably prominent parallel structure dynamic property are strong, structure is simple and vehicle space layout is easily realized.
Under pure electric vehicle operating condition, the first generator unit 300 has very high transmission efficiency, first mode converting means The setting for setting 402 has separated 302 three of variable-speed unit 200, wheel and the first motor generator, so that any the two in three Third party's work can be got around, is transmitted for example, variable-speed unit 200 passes through power between first mode conversion equipment 402 and wheel, It is at this time pure fuel oil operating condition；For another example, variable-speed unit 200 is dynamic by first mode conversion equipment 402 and the first motor generator 302 Power transmitting, is at this time power generation in parking operating condition；For another example, the first motor generator 302 passes through first mode conversion equipment 402 and wheel Between power transmitting, be at this time pure electric vehicle operating condition.In addition, can also avoid generally mixing in this way needed in power drive system through The problem of pure electric vehicle operating condition is realized in shift and transmission chain complicated in speed change is crossed, plug-in hybrid vehicle is particularly suitable for In.Certainly, three can also work at the same time.
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 is showed only as being superimposed in the torque of output end, therefore power source 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 motor generator 302 are relatively independent, and each power source output control logic is simple easily real It is existing, and be conducive to save development time and the cost of producer in this way, the higher failure rate of system is avoided, even if engine and change Fast 200 system failure of unit will not influence the power output of the first generator unit 300 when pure electric vehicle.
In addition, variable-speed unit 200 only needs to realize that variable-speed torque-converting, such variable-speed unit 200 do not need to engine power Additional design alteration is conducive to the miniaturization of variable-speed unit 200, and can reduce automobile research cost, shortens exploitation week Phase.
Wherein, at least one of variable-speed unit 200 and the first generator unit 300 and system dynamic output section 401 by first mode conversion equipment 402 disconnect when, power source 100 export power be suitable for pass sequentially through variable-speed unit 200, First mode conversion equipment 402 drives the power generation of the first generator unit 300.In this way, the power of power source 100 and the first electricity Generator unit 300 is moved not to 401 output power of system dynamic output section, the power of power source 100 can be used for driving the The power generation of one generator unit 300, so as to reduce the energy dissipation of vehicle, can be improved the drive efficiency of vehicle, with And the mileage travelled of vehicle can be extended.
As shown in Fig. 4-Figure 21, first mode conversion equipment 402 includes the first conversion equipment input unit 4020 and first turn Changing device output section 4022, the first conversion equipment input unit 4020 are selectively engaged with the first conversion equipment output section 4022, the One conversion equipment input unit 4020 is connect with 200 power coupling of variable-speed unit, the first conversion equipment input unit 4020 and the first electricity Dynamic 300 power coupling of generator unit connection, the fixation of the first conversion equipment output section 4022 are located at system dynamic output section 401 On.In this way, first mode conversion equipment 402 can be defeated by the first conversion equipment input unit 4020 of control and the first conversion equipment The engagement between portion 4022, off-state come control system power output portion 401 and power source 100, the first motor generator out On-off between unit 300, control mode simply and conveniently, and can be electronic in order to the power drive first of power source 100 Generator unit 300 generates electricity, so that system of vehicle transmission is reliable, pattern switching is high-efficient.
System dynamic output section 401 can be differential mechanism, but not limited to this, it is below poor with system dynamic output section 401 It is illustrated for fast device.
Wherein, as shown in figure 4,4020 empty set of the first conversion equipment input unit is on the semiaxis 2000 of vehicle, the first conversion Device output section 4022 is set on the semiaxis 2000 of vehicle.Specifically, the first conversion equipment output section 4022 can the company of fixation It connects on the input terminal of differential mechanism, such first conversion equipment output section 4022 can be with empty set on the semiaxis 2000 of vehicle. By the position of the first conversion equipment of reasonable Arrangement input unit 4020 and the first conversion equipment output section 4022, power can be made 1000 reasonable structural arrangement of transmission system, space layout are reasonable.
As shown in figure 4, first mode conversion equipment 402 can also include the first conversion equipment connector SD, the first conversion Means for engaging device SD is for the synchronous first conversion equipment input unit 4020 of selectivity and the first conversion equipment output section 4022.Its In, for the first conversion equipment connector SD position without limitation, the first conversion equipment connector SD can be set first In conversion equipment input unit 4020, such first conversion equipment output section SD can be used for being selectively engaged the first conversion equipment Output section 4022 is so that the first conversion equipment input unit 4020 and the engagement of the first conversion equipment output section 4022.
Alternatively, the first conversion equipment connector SD can be set on the first conversion equipment output section 4022, such first Conversion equipment output section SD can be used for being selectively engaged the first conversion equipment input unit 4020 so that the first conversion equipment Input unit 4020 and the engagement of the first conversion equipment output section 4022.
Since the first conversion equipment input unit 4020 is the input terminal of first mode conversion equipment 402, variable-speed unit 200 with First conversion equipment input unit 4020 can be connected or disconnected by 403 power coupling of second mode conversion equipment.
As shown in figure 4, the first generator unit 300 includes the first generator unit coupling part 301, speed change list First output section 201 and the first generator unit coupling part 301 can be with 4020 power couplings of the first conversion equipment input unit Close connection.In this way, the power of power source 100 can pass through variable-speed unit output section 201 after the reduction of speed of variable-speed unit 200 It is transmitted to the first conversion equipment input unit 4020, the power of the first motor generator 302 can pass through the first motor generator list First coupling part 301 is transmitted to the first conversion equipment input unit 4020.
Wherein, variable-speed unit output section 201 and the first generator unit coupling part 301 all can be main reducing gear masters Moving gear Z, the first conversion equipment input unit 4020 can the retarder driven gearwheel Z ' based on, main reducing gear driven gear Z ' and masters Retarder driving gear Z engagement.In this way, pass through direct the engaging of main reducing gear driven gear Z ' and main reducing gear driving gear Z, 1000 transmission efficiency of power drive system can be made high, reliable transmission, and the loss of energy can be reduced.
Variable-speed unit 200 and the first generator unit 300 can pass through 403 power coupling of second mode conversion equipment It connects or disconnects, the first generator unit 300 is connect with 402 power coupling of first mode conversion equipment, for example, the first electricity Dynamic generator unit coupling part 301 is connected with the first conversion equipment input unit 4020.That is, power source 100 and the first electricity Power transmitting between dynamic generator unit 300 can by control engagement, the off-state of second mode conversion equipment 403 come Change, and the power delivery mode between the first generator unit 300 and first mode conversion equipment 402 is directly to pass It passs, that is to say, that the power of the first generator unit 300 can be directly passed to first mode conversion equipment 402, and first The power of mode conversion device 402 can be directly passed to the first generator unit 300.
Specifically, as shown in figure 4, the first generator unit 300 may include the first motor generator 302 and first Generator unit coupling part 301, the first generator unit coupling part 301 and 402 power of first mode conversion equipment It is of coupled connections, the first motor generator 302 is connect with 301 power coupling of the first generator unit coupling part, in this way, first Motor generator 302 can be direct to the first conversion equipment input terminal 4020 by the first generator unit coupling part 301 Output power.
First generator unit coupling part 301 can be dynamic by second mode conversion equipment 403 with variable-speed unit 200 Couple of force conjunction connects or disconnects, when the first generator unit coupling part 301 passes through second mode converting means with variable-speed unit 200 When setting the connection of 403 power couplings, the power from power source 100 successively passes through variable-speed unit 200, second mode conversion equipment 403, it exports after 301 reduction of speed of the first generator unit coupling part to first mode conversion equipment 402.Variable-speed unit 200, Two modes conversion equipment 403 can carry out reduction of speed twice to the power of power source 100, increase the work of square so as to play to slow down With the handling capacity of vehicle can be improved.
Second mode conversion equipment 403 is used for selective power coupling connection variable-speed unit 200 and the first motor generator 302, specifically, second mode conversion equipment 403 is used for selective power coupling connection variable-speed unit 200 and the first dynamoelectric and power generation Machine unit coupling part 301, the wherein one of driven gear and the first electronic hair on an output shaft in variable-speed unit 200 Electric motor units coupling part 301 can be connected by 403 power coupling of second mode conversion equipment, and one of driven gear can be with For second gear driven gear 2b.Variable-speed unit 200 and the first motor generator 302 pass through 403 power coupling of second mode conversion equipment Connection is closed, so that the power from power source 100 is suitable for by variable-speed unit 200, the driving of second mode conversion equipment 403 first Motor generator 302 generates electricity.A part of power of power source 100 in this way can be used for generating electricity for the first motor generator, and When the first conversion equipment input unit 4020 and the engagement of the first conversion equipment output section 4022 in first mode rotary device 402, Another part power can be used for driving vehicle wheel rotation.Power in this way between power source 100 and the first motor generator 302 passes It is simple and reliable to pass mode, and in transmission process, second mode conversion equipment 403, which can play the role of slowing down, increases square, from And the power of output can be made to be suitable for that the handling capacity of vehicle can be improved.
First generator unit coupling part 301 and the first conversion equipment input unit 4020 can be turned by second mode The connection of 403 power coupling of changing device disconnects.
First preferred embodiment according to the present invention, as shown in figure 4, second mode conversion equipment 403 may include Two conversion equipment input units 4030, converter section 4031, the second conversion equipment output section 4032, the second conversion equipment output section 4032 It is connect with 301 power coupling of the first generator unit coupling part, the power from power source 100 is suitable for successively passing through speed change It exports and gives after unit 200, the second conversion equipment input unit 4030, converter section 4031,4032 reduction of speed of the second conversion equipment output section First generator unit coupling part 301.The power of power source 100 is in the second conversion equipment input unit 4030, conversion in this way A reduction of speed may be implemented when transmitting between portion 4031, the second conversion equipment output section 4032, then pass through the first dynamoelectric and power generation Machine unit coupling part 301 exports.
Moreover, the second conversion equipment output section 4032 is connect with 302 power coupling of the first motor generator, power source is come from 100 power is suitable for passing sequentially through variable-speed unit 200, the second conversion equipment input unit 4030, converter section 4031, the second converting means It sets output section 4032 and drives the power generation of the first motor generator 302.Power source 100 can be increased in this way and drive the first motor generator 302 power generation drive form, so as to enrich the drive mode of vehicle.
Wherein, as shown in figure 4, the second conversion equipment input unit 4030 is connect with variable-speed dynamic output section power coupling, the Two conversion equipment input units 4030 are connect with 4031 property of can choose power coupling of converter section, converter section 4031 and the second converting means Set the connection of 4032 power coupling of output section.It is understood that passing through the second conversion equipment input unit 4030 of control and converter section Engagement, off-state between 4031 can control the transmitting of the power between variable-speed unit 200 and second mode conversion equipment 403 State.
Further, as shown in figure 4, second mode conversion equipment 403 can also include the second conversion equipment connector SL, Second conversion equipment input unit 4030 is connect with converter section 4031 by the second conversion equipment connector SL selectivity power coupling. Wherein, the second conversion equipment connector SL can be synchronizer, and specifically, the second conversion equipment connector SL can be same for gear Walk device.
Optionally, as shown in figure 4, second mode conversion equipment 403 may include: conversion equipment input shaft VIII, converting means Set output shaft Ⅹ, intermeshing first conversion gear ZH1 and the second conversion gear ZH2, empty set on conversion equipment input shaft VIII There is the first conversion input gear ZR1, first converts input gear ZR1 as the second conversion equipment input unit 4030, and the first conversion is defeated Enter gear ZR1 and variable-speed dynamic output section is driven, wherein variable-speed dynamic output section can be the first output shaft, specifically, first Conversion input gear ZR1 can link with the second gear driven gear 2b on the first output shaft.
Conversion equipment output shaft Ⅹ is the second conversion equipment output section 4032, and the first conversion gear ZH1 empty set is in converting means It sets on input shaft VIII, the second conversion gear ZH2 is fixed on conversion equipment output shaft Ⅹ, intermeshing first conversion gear ZH1 and the second conversion gear ZH2 is converter section 4031.It is understood that as the first conversion input gear ZR1 and the first conversion When gear ZH1 is engaged, the power of power source 100 can be inputted by the variable-speed dynamic output section of variable-speed unit 200, the first conversion Gear ZR1, the first conversion gear ZH1 and the second conversion gear ZH2 are exported to conversion equipment output shaft Ⅹ, conversion equipment output shaft Ⅹ is exported by the first generator unit coupling part 301 to first mode conversion equipment 402.
Specifically, as shown in figure 4, the second conversion equipment connector SL setting converts input gear ZR1 and first first On one in conversion gear ZH1, the first conversion input gear ZR1 and the first conversion gear ZH1 is connect by the second conversion equipment Clutch SL is selectively engaged.
It is another optionally, as shown in figure 5, second mode conversion equipment 403 may include: conversion equipment input shaft VIII, Conversion equipment output shaft Ⅹ, intermeshing first conversion gear ZH1 and the second conversion gear ZH2, conversion equipment input shaft VIII For the second conversion equipment input unit 4030, conversion equipment output shaft Ⅹ is the second conversion equipment output section 4032, the second conversion tooth Wheel ZH2 is fixed on conversion equipment output shaft Ⅹ, and intermeshing first conversion gear ZH1 and the second conversion gear ZH2 are to turn Change portion 4031.In this way, variable-speed dynamic output section directly with VIII power of conversion equipment input shaft transmit, conversion equipment input shaft VIII with The first conversion gear ZH1 property of can choose power coupling connection.
Specifically, as shown in figure 5, the second conversion equipment connector SL setting is converted in conversion equipment input shaft VIII and first On one in gear ZH1, conversion equipment input shaft VIII and the first conversion gear ZH1 are selected by the second conversion equipment connector SL The engagement of selecting property.
Be fixedly installed the first conversion input gear ZR1 on conversion equipment input shaft VIII, the first conversion input gear ZR1 with 100 property of can choose of power source power coupling connection.Specifically, in the first conversion input gear ZR1 and variable-speed unit 200 Second gear driven gear 2b linkage.First generator unit coupling part 301 is fixed on conversion equipment output shaft Ⅹ.
As shown in Figure 4 and Figure 5, the first generator unit 300 can also include rough lock 303, the first dynamoelectric and power generation Machine 302 is connect by rough lock 303 with 301 power coupling of the first generator unit coupling part.Rough lock, which can play, to be subtracted The effect of speed, as shown in figure 4, rough lock may include first axle 3031, the second axis 3032 and third axis 3033, wherein first Three Z3 of one Z1 of gear, two Z2 of gear and gear is respectively fixed on axis 3031, the second axis 3032 and third axis 3033, first is electronic Generator 302 is fixedly connected with first axle, and three Z3 of gear is engaged between two Z2 of one Z1 of gear and gear, and the second axis is as above-mentioned In conversion equipment output shaft Ⅹ.
Second preferred embodiment according to the present invention, variable-speed unit 200 and Fig. 4, change shown in fig. 5 shown in Fig. 6-12 Fast 300 main distinction point of unit is: variable-speed dynamic output section includes: transmitting jackshaft V, and transmitting jackshaft V is suitable for come from The power transmission of one of input shaft is converted with second mode to the transmitting jackshaft V property of can choose to accordingly output shaft The connection of 403 power coupling of device.Therefrom, it may be appreciated that the power of the first motor generator 302 can pass through second mode It is exported by transmitting jackshaft V and one of output shaft to first mode conversion equipment 402 after conversion equipment 403.Above-mentioned One of input shaft can be the first input shaft, and transmitting can be connected between jackshaft V and the first input shaft with power coupling, example Such as, transmitting jackshaft V can keep off driving gear 1Ra power coupling with one on the first input shaft and connect.
Moreover, transmitting jackshaft V and the first conversion equipment input unit 4020 can be dynamic by second mode conversion equipment 403 Couple of force conjunction connects or disconnects.That is, the power being transmitted at transmitting jackshaft V can pass through second mode conversion equipment The first conversion equipment input unit 4020 is passed to after 403, the deceleration that power transmitting may be implemented in this way increases square, and vehicle can be improved Handling capacity.The power of power source 100 can successively pass through input shaft, transmitting jackshaft V second mode converting means in this way Output is to first mode conversion equipment 402 after setting 403 reductions of speed.
Further, second mode converting means can be passed through by transmitting between jackshaft V and the first generator unit 300 It sets 403 power couplings to connect or disconnect, the first generator unit 300 connects with 402 power coupling of first mode conversion equipment It connects.Such first generator unit 300 can be individually to 402 output power of first mode conversion equipment, the first electronic hair Electric motor units 300 can also export after the power coupling at second mode conversion equipment 403 with power source 100 to first mode Conversion equipment 402.The drive mode of power drive system 100 is more as a result, the dynamic property and better economy of vehicle.
Wherein, at least one of output shaft and the first generator unit 300 pass through with system dynamic output section 401 When first mode conversion equipment 402 disconnects, the power that power source 100 exports is suitable for passing sequentially through input shaft, output shaft, the first mould Formula conversion equipment 402 drives the power generation of the first motor generator 302.
Specifically, as shown in Fig. 6-Figure 11, the first generator unit 300 includes the first motor generator 302 and the One generator unit coupling part 301, the first generator unit coupling part 301 and first mode conversion equipment 402 are dynamic Power is of coupled connections, and the first motor generator 302 is connect with 301 power coupling of the first generator unit coupling part, the first electricity Dynamic generator unit coupling part 301 can be connect or be broken by 403 power coupling of second mode conversion equipment with transmitting jackshaft V It opening, the first generator unit coupling part 301 and transmitting jackshaft V are connected by 403 power coupling of second mode conversion equipment, To which the power in ultromotivity in future source 100 successively passes through input shaft, transmitting jackshaft V, second mode conversion equipment 403, first Output is to first mode conversion equipment 402 after 301 reduction of speed of generator unit coupling part.What power source 100 exported in this way is dynamic Power can export after reduction of speed twice to first mode conversion equipment 402, increase square so as to play the role of slowing down, can be with Improve the handling capacity of vehicle.
Wherein, second mode conversion equipment 403 is used for the selective power coupling connection transmitting electronic hair of jackshaft V and first Motor 302, after transmitting jackshaft V and the first motor generator 302 by the connection of 403 power coupling of second mode conversion equipment, To which the power from power source 100 is suitable for by input shaft, transmitting jackshaft V, the driving of second mode conversion equipment 403 first Motor generator 302 generates electricity.The power of power source 100 in this way can be used for that the first motor generator 302 is driven to generate electricity, so as to To avoid the waste of vehicle energy, the economy of vehicle can be improved, the mileage travelled of vehicle can be extended.
Second conversion equipment output section 4032 is connect with 301 power coupling of the first generator unit coupling part, transmitting Jackshaft V is connect with 4032 property of can choose power coupling of the second conversion equipment output section, and the power from power source 100 is suitable for Successively by input shaft, transmitting jackshaft V, the second conversion equipment input unit 4030, converter section 4031, the output of the second conversion equipment Output is to the first generator unit coupling part 301 after 4032 reduction of speed of portion.
Wherein, at least one of output shaft and the first generator unit 300 pass through with system dynamic output section 401 When first mode conversion equipment 402 disconnects, the power that power source 100 exports is suitable for passing sequentially through input shaft, output shaft, the first mould Formula conversion equipment 402 drives the power generation of the first generator unit 300.The first motor generator of confession of vehicle can be enriched in this way The dynamic property and economy of vehicle can be improved in 302 power generation drive mode.
As shown in fig. 6, second mode conversion equipment 403 may include the second conversion equipment input unit 4030, converter section 4031, the second conversion equipment output section 4032, the second conversion equipment output section 4032 and the first generator unit coupling part The connection of 301 power couplings, with 4032 property of can choose of the second conversion equipment output section power coupling is connect transmitting jackshaft V, Power from power source 100 is suitable for successively by input shaft, transmitting the jackshaft V, the second conversion equipment in variable-speed unit 200 Output is to the first generator unit coupling after input unit 4030, converter section 4031,4032 reduction of speed of the second conversion equipment output section Conjunction portion 301.The power of power source 100 is defeated in the second conversion equipment input unit 4030, converter section 4031, the second conversion equipment in this way A reduction of speed may be implemented when transmitting between portion 4032 out, then exported by the first generator unit coupling part 301.
Moreover, the second conversion equipment output section 4032 is connect with 302 power coupling of the first motor generator, power source is come from 100 power is suitable for passing sequentially through input shaft, transmitting jackshaft V, the second conversion equipment input unit in variable-speed unit 200 4030, converter section 4031, the second conversion equipment output section 4032 drive the power generation of the first motor generator 302.It can increase in this way Power source 100 drives the power generation drive form of the first motor generator 302, so as to enrich the drive mode of vehicle.
First specific embodiment according to the present invention, as shown in Fig. 6, Fig. 7, Figure 10 and Figure 11, the input of the second conversion equipment Portion 4030 is connect with the transmitting jackshaft V property of can choose power coupling, the second conversion equipment input unit 4030 and converter section 4031 The connection of the property of can choose power coupling, converter section 4031 are connect with 4032 power coupling of the second conversion equipment output section.When second When conversion equipment input unit 4030 is connect with 4031 power coupling of converter section, being transmitted to the power at transmitting jackshaft V can lead to The second conversion equipment input unit 4030, converter section 4031, output are crossed to the second conversion equipment output section 4032.
Wherein, second mode conversion equipment 403 can also include the second conversion equipment connector SL, and the second conversion equipment is defeated Enter portion 4030 and is connect with converter section 4031 by the second conversion equipment connector SL selectivity power coupling.
Optionally, as shown in figs. 6 and 10, second mode conversion equipment 403 may include: conversion equipment input shaft VIII, Conversion equipment output shaft Ⅹ, intermeshing first conversion gear ZH1 and the second conversion gear ZH2, conversion equipment input shaft VIII For the second conversion equipment input unit 4030, conversion equipment output shaft Ⅹ is the second conversion equipment output section 4032, the first conversion tooth ZH1 empty set is taken turns on conversion equipment input shaft VIII, the second conversion gear ZH2 is fixed on conversion equipment output shaft Ⅹ, is mutually nibbled The the first conversion gear ZH1 and the second conversion gear ZH2 closed is converter section 4031.In this way, variable-speed dynamic output section directly with turn The transmitting of VIII power of changing device input shaft, conversion equipment input shaft VIII and the first conversion gear ZH1 property of can choose ground power coupling Connection.
Specifically, as shown in fig. 6, the second conversion equipment connector SL setting is converted in conversion equipment input shaft VIII and first On one in gear ZH1, conversion equipment input shaft VIII and the first conversion gear ZH1 are selected by the second conversion equipment connector SL The engagement of selecting property.
Moreover, as shown in figs. 6 and 10, the first conversion input gear ZR1 is fixed on conversion equipment input shaft VIII, the One conversion input gear ZR1 is connect with transmitting jackshaft V power coupling.
As shown in figs. 6 and 10, the second conversion input gear ZR2 can be fixed with by transmitting on jackshaft V, the second conversion is defeated Enter gear ZR2 to engage with the first conversion input gear ZR1.
It reverses gear center tooth as shown in fig. 6, being fixedly installed the first reverse idler gear Rm1 and second on transmitting jackshaft V Take turns Rm2, the first reverse idler gear Rm1 engages with one at least one driving gear, the second reverse idler gear Rm2 and Driven tooth of reversing gear Rb wheel engagement, the second reverse idler gear Rm2 can be the second conversion input gear.Wherein, at least one is led One in moving gear can be a gear driving gear 1Ra.
As shown in Figure 10, in the axial direction of transmitting jackshaft V, the second conversion input gear ZR2 is located at first and reverses gear centre Between gear Rm1 and the second reverse idler gear Rm2.
Optionally, as seen in figs. 7 and 11, second mode conversion equipment 403 may include: conversion equipment input to another kind Axis VIII, conversion equipment output shaft Ⅹ, intermeshing first conversion gear ZH1 and the second conversion gear ZH2, conversion equipment input It is set with the first conversion input gear ZR1 on axis VIII, first converts input gear ZR1 as the second conversion equipment input unit 4030, Conversion equipment output shaft Ⅹ is the second conversion equipment output section 4032, and the first conversion gear ZH1 is fixed on conversion equipment input shaft On VIII, the second conversion gear ZH2 is fixed on conversion equipment output shaft Ⅹ, intermeshing first conversion gear ZH1 and second Conversion gear ZH2 is converter section 4031.
Wherein, as seen in figs. 7 and 11, the second conversion equipment connector SL setting first conversion input gear ZR1 and On one in conversion equipment input shaft VIII, the first conversion input gear ZR1 and conversion equipment input shaft VIII pass through the second conversion Means for engaging device SL is selectively engaged.Second conversion equipment connector SL can be synchronizer.
As shown in figure 11, the second conversion input gear ZR2, the second conversion input tooth can be fixed with by transmitting on jackshaft V Wheel ZR2 is engaged with the first conversion input gear ZR1.
As shown in fig. 7, the second reverse idler gear Rm2 on transmitting jackshaft V is the second conversion input gear.
Second specific embodiment according to the present invention is, such as with the main distinction point of the first above-mentioned specific embodiment Shown in Fig. 8, the second conversion equipment input unit 4030 is connect with transmitting jackshaft V power coupling, the second conversion equipment input unit 4030 connect with 4031 power coupling of converter section, 4032 property of can choose power of converter section 4031 and the second conversion equipment output section It is of coupled connections.
Second mode conversion equipment 403 can also include the second conversion equipment connector SL, converter section 4031 and second turn Changing device output section 4032 is connected by the second conversion equipment connector SL selectivity power coupling.That is, the second conversion Means for engaging device SL is arranged between converter section 4031 and the second conversion equipment output section 4032 to be selectively engaged and disconnect.Its In the second conversion equipment connector SL can be synchronizer.
As shown in figure 8, second mode conversion equipment 403 may include: conversion equipment input shaft VIII, conversion equipment output shaft Ⅹ, intermeshing first conversion gear ZH1 and the second conversion gear ZH2 is fixed with first turn on conversion equipment input shaft VIII Input gear ZR1 is changed, first converts input gear ZR1 as the second conversion equipment input unit 4030, and conversion equipment output shaft Ⅹ is Second conversion equipment output section 4032, the first conversion gear ZH1 are fixed on conversion equipment input shaft VIII, the second conversion gear For ZH2 empty set on conversion equipment output shaft Ⅹ, intermeshing first conversion gear ZH1 and the second conversion gear ZH2 are conversion Portion 4031.
Wherein, as shown in figure 8, the second conversion equipment connector SL is arranged in conversion equipment output shaft Ⅹ and the second conversion tooth It takes turns on one in ZH2, conversion equipment output shaft Ⅹ and the second conversion gear ZH2 are selected by the second conversion equipment connector SL Property engagement.
As shown in figure 8, being fixed with the second conversion input gear ZR2, the second conversion input gear ZR2 on transmitting jackshaft V It is engaged with the first conversion input gear ZR1.Specifically, the second reverse idler gear Rm2 transmitted on jackshaft V is second turn Change input gear.
Although the position of the second conversion equipment connector SL and engagement disconnect object and change, compared to above-mentioned The function of second mode conversion equipment shown in Fig. 6, Fig. 7, Figure 10 and Figure 11, second mode conversion equipment 403 does not change.
Third specific embodiment according to the present invention, as shown in figure 9, the second conversion equipment input unit 4030 and transmitting are intermediate The connection of the axis V property of can choose power coupling, the second conversion equipment input unit 4030 are connect with 4031 power coupling of converter section, are converted Portion 4031 is connect with 4032 power coupling of the second conversion equipment output section.
As shown in figure 9, second mode conversion equipment 403 can also include the second conversion equipment connector SL, the second conversion Device input unit 4030 is connect with transmitting jackshaft V by the second conversion equipment connector SL selectivity power coupling.When second When conversion equipment input unit 4030 is connect with transmitting jackshaft V by the second conversion equipment connector SL power coupling, in transmitting Between power transmitting can be carried out between axis V and second mode conversion equipment 403.
Specifically, as shown in figure 9, second mode conversion equipment 403 may include: conversion equipment input shaft VIII, converting means Output shaft Ⅹ, intermeshing first conversion gear ZH1 and the second conversion gear ZH2 are set, is fixed on conversion equipment input shaft VIII There is the first conversion input gear ZR1, first converts input gear ZR1 as the second conversion equipment input unit 4030, and conversion equipment is defeated Shaft Ⅹ is the second conversion equipment output section 4032, and the first conversion gear ZH1 is fixed on conversion equipment input shaft VIII, second turn Gear changing ZH2 empty set is on conversion equipment output shaft Ⅹ, intermeshing first conversion gear ZH1 and the second conversion gear ZH2 For converter section 4031.
The second conversion input gear ZR2, the second conversion input gear ZR2 and first can be set on transmitting jackshaft V Convert input gear ZR1 engagement.Optionally power coupling is connect transmitting jackshaft V with the second conversion input gear ZR2.
Further, as shown in figure 9, the second conversion equipment connector SL can be set in transmitting jackshaft V and second turn It changes on one in input gear ZR2, transmitting jackshaft V is engaged with the second conversion input gear ZR2 by the second conversion equipment Device SL is selectively engaged.Second conversion equipment connector SL can be synchronizer.Preferably, the second conversion equipment connector SL can To be fixed on transmitting jackshaft V.
Third preferred embodiment according to the present invention, as shown in Figure 12-Figure 18, second mode conversion equipment 403 be can wrap Include conversion equipment input shaft VIII, the first conversion equipment jackshaft Ⅺ -1 and conversion equipment output shaft Ⅹ, conversion equipment output shaft Ⅹ It is connect with 301 power coupling of the first generator unit coupling part, among conversion equipment input shaft VIII, the first conversion equipment When axis Ⅺ -1 is connected with the difference power coupling of conversion equipment output shaft Ⅹ, the power from power source 100 is suitable for successively by becoming It is exported after fast unit 200, conversion equipment input shaft VIII, the first conversion equipment jackshaft Ⅺ -1 and Ⅹ reduction of speed of conversion equipment output shaft To the first generator unit coupling part 301, the first generator unit coupling part 301 and first mode conversion equipment The connection of 402 power couplings.
At least one of power source 100 and the first generator unit 300 and system dynamic output section 401 pass through the When one mode conversion device 402 disconnects, that is to say, that at least one of power source 100 and the first generator unit 300 After can not be by 402 output power of first mode conversion equipment, the power that power source 100 exports be suitable for converting by first mode Device 402 drives the power generation of the first generator unit 300.The generating efficiency of such first generator unit 300 is high, hair Electrical efficiency is high.
Specifically, when conversion equipment input shaft VIII, the first conversion equipment jackshaft Ⅺ -1 and conversion equipment output shaft Ⅹ divide Other power coupling connect when, the power from power source 100 be suitable for successively by variable-speed unit 200, conversion equipment input shaft VIII, First conversion equipment jackshaft Ⅺ -1 and conversion equipment output shaft Ⅹ drive the power generation of the first motor generator 302.Such power source The drive path of 100 driving the first generator unit 300 power generations is shorter, and transmission efficiency is high, and generating efficiency is high.
Wherein, between conversion equipment input shaft VIII, the first conversion equipment jackshaft Ⅺ -1 and conversion equipment output shaft Ⅹ It connects there are many arrangement relations, describes one by one with reference to the accompanying drawing.
As shown in figure 12, conversion equipment input shaft VIII is connect with 100 property of can choose power coupling of power source, for example, turning Changing device input shaft VIII is connect with variable-speed dynamic output section power coupling, among conversion equipment input shaft VIII and the first conversion equipment The alternative power coupling connection of axis Ⅺ -1, the first conversion equipment jackshaft Ⅺ -1 connect with Ⅹ power coupling of conversion equipment output shaft It connects.
Specifically, as shown in figure 12, the first conversion input gear ZR1 is fixed on conversion equipment input shaft VIII, and It is set with the first conversion gear ZH1 on conversion equipment input shaft VIII, is fixed with second on the first conversion equipment jackshaft Ⅺ -1 Conversion gear ZH2, is fixed with third conversion gear ZH3 on conversion equipment output shaft Ⅹ, the first conversion gear ZH1 and second turn Gear changing ZH2 engagement, third conversion gear ZH3 are engaged with the second conversion gear ZH2.Wherein, first conversion input gear ZR1 with Variable-speed dynamic output section power coupling connection, for example, the second gear driven gear 2b on the second output shaft.
First conversion gear ZH1 is selectively connect with VIII power coupling of conversion equipment input shaft, wherein second mode turns Changing device 403 can also include that the second conversion equipment connector SL, the second conversion equipment connector SL is located at conversion equipment input On one in axis VIII and the first conversion gear ZH1, conversion equipment input shaft VIII and the first conversion gear ZH1 pass through the second conversion The connection of means for engaging device SL selectivity power coupling.In this way, the second conversion equipment connector SL can control second mode conversion The on-off of the power transmitting of device 403.
As shown in figure 13, conversion equipment input shaft VIII is connect with the alternative power coupling of power source 100, for example, conversion Selectively power coupling is connect device input shaft VIII with variable-speed dynamic output section, conversion equipment input shaft VIII and the first converting means The connection of Ⅺ -1 power coupling of jackshaft is set, the first conversion equipment jackshaft Ⅺ -1 connects with Ⅹ power coupling of conversion equipment output shaft It connects.
Specifically, as shown in figure 13, VIII overhead of conversion equipment input shaft is arranged with the first conversion input gear ZR1, and It is fixed with the first conversion gear ZH1 on conversion equipment input shaft VIII, is fixed on the first conversion equipment jackshaft Ⅺ -1 Two conversion gear ZH2 are fixed with third conversion gear ZH3, the first conversion gear ZH1 and second on conversion equipment output shaft Ⅹ Conversion gear ZH2 engagement, third conversion gear ZH3 are engaged with the second conversion gear ZH2.Wherein, the first conversion input gear ZR1 It is connect with variable-speed dynamic output section power coupling, for example, the second gear driven gear 2b on the second output shaft.
Wherein, second mode conversion equipment 403 can also include the second conversion equipment connector SL, and the second conversion equipment connects Clutch SL is located on one in conversion equipment input shaft VIII and the first conversion input gear ZR1, VIII He of conversion equipment input shaft First conversion input gear ZR1 is connected by the second conversion equipment connector SL selectivity power coupling.In this way, the second converting means Setting connector SL can control the on-off of power transmitting of second mode conversion equipment 403.
As shown in figure 14, conversion equipment input shaft VIII is connect with the alternative power coupling of power source 100, for example, conversion Selectively power coupling is connect device input shaft VIII with variable-speed dynamic output section, conversion equipment input shaft VIII and the first converting means The connection of Ⅺ -1 power coupling of jackshaft is set, the first conversion equipment jackshaft Ⅺ -1 and Ⅹ property of can choose of conversion equipment output shaft are dynamic Power is of coupled connections.
Specifically, the first conversion input gear ZR1 and the first conversion gear are fixed on conversion equipment input shaft VIII ZH1 is fixed with the second conversion gear ZH2 on the first conversion equipment jackshaft Ⅺ -1, and Ⅹ overhead of conversion equipment output shaft is arranged There are third conversion gear ZH3, the first conversion gear ZH1 to engage with the second conversion gear ZH2, third conversion gear ZH3 and second Conversion gear ZH2 engagement.Wherein, the first conversion input gear ZR1 is connect with variable-speed dynamic output section power coupling, for example, the Second gear driven gear 2b on two output shafts.
Wherein, second mode conversion equipment 403 can also include the second conversion equipment connector SL, and the second conversion equipment connects Clutch SL is located on one in conversion equipment output shaft Ⅹ and third conversion gear ZH3, conversion equipment output shaft Ⅹ and third Conversion gear ZH3 is connected by the second conversion equipment connector SL selectivity power coupling.In this way, the second conversion equipment connector SL can control the on-off of the power transmitting of second mode conversion equipment 403.
As shown in Figure 15-Figure 19, second mode conversion equipment 403 can also include the second conversion equipment jackshaft Ⅺ-2, Conversion equipment output shaft Ⅹ is connect with 301 power coupling of the first generator unit coupling part.In this way, when conversion equipment inputs Axis VIII, the first conversion equipment jackshaft Ⅺ -1, conversion equipment output shaft Ⅹ, Ⅺ -2 power coupling of the second conversion equipment jackshaft connect When connecing, the power from power source 100 be suitable for successively by conversion equipment input shaft VIII, the first conversion equipment jackshaft Ⅺ -1, Output is to the first generator unit coupling part after second conversion equipment jackshaft Ⅺ -2 and Ⅹ reduction of speed of conversion equipment output shaft 301。
Moreover, working as conversion equipment input shaft VIII, the first conversion equipment jackshaft Ⅺ -1, conversion equipment output shaft Ⅹ, second When Ⅺ -2 power coupling of conversion equipment jackshaft connects, the power from power source 100 is suitable for successively inputting by conversion equipment Axis VIII, the first conversion equipment jackshaft Ⅺ -1, the second conversion equipment jackshaft Ⅺ -2 and the driving of conversion equipment output shaft Ⅹ first Motor generator 302 generates electricity.Drive path is short between power source 100 and the first generator unit 300 in this way, and transmission can It leans on, drive efficiency is high.
As shown in figure 16, conversion equipment input shaft VIII is connect with the alternative power coupling of power source 100, for example, conversion Selectively power coupling is connect device input shaft VIII with variable-speed dynamic output section, conversion equipment input shaft VIII and the first converting means Set the connection of Ⅺ -1 power coupling of jackshaft, Ⅺ -2 power coupling of the first conversion equipment jackshaft Ⅺ -1 and the second conversion equipment jackshaft Connection is closed, the second conversion equipment jackshaft Ⅺ -2 is connect with Ⅹ power coupling of conversion equipment output shaft.
Specifically, as shown in figure 16, VIII overhead of conversion equipment input shaft is arranged with the first conversion input gear ZR1, and It is fixed with the first conversion gear ZH1 on conversion equipment input shaft VIII, is fixed on the first conversion equipment jackshaft Ⅺ -1 Two conversion gear ZH2 and third conversion gear ZH3 are fixed with the 4th conversion gear on the second conversion equipment jackshaft Ⅺ -2 ZH4, and the 5th conversion gear ZH5 is fixed on the second conversion equipment jackshaft Ⅺ -2, it is solid on conversion equipment output shaft Ⅹ Surely it is equipped with the 6th conversion gear ZH6, the first conversion gear ZH1 is engaged with the second conversion gear ZH2, and third conversion gear ZH3 is engaged with the 4th conversion gear ZH4, and the 5th conversion gear ZH5 is engaged with the 6th conversion gear ZH6.
Wherein, second mode conversion equipment 403 can also include the second conversion equipment connector SL, and the second conversion equipment connects Clutch SL is located on one in conversion equipment input shaft VIII and the first conversion input gear ZR1, VIII He of conversion equipment input shaft First conversion input gear ZR1 is connected by the second conversion equipment connector SL selectivity power coupling.In this way, the second converting means Setting connector SL can control the on-off of power transmitting of second mode conversion equipment 403.
As shown in figure 15, conversion equipment input shaft VIII is connect with 100 property of can choose power coupling of power source, for example, turning Selectively power coupling is connect changing device input shaft VIII with variable-speed dynamic output section, conversion equipment input shaft VIII and the first conversion The alternative power coupling connection of device jackshaft Ⅺ -1, the first conversion equipment jackshaft Ⅺ -1 and the second conversion equipment jackshaft The connection of Ⅺ -2 power coupling, the second conversion equipment jackshaft Ⅺ -2 are connect with Ⅹ power coupling of conversion equipment output shaft.
Specifically, as shown in figure 15, the first conversion input gear ZR1 is fixed on conversion equipment input shaft VIII, and VIII overhead of conversion equipment input shaft is arranged with the first conversion gear ZH1, and is fixed on the first conversion equipment jackshaft Ⅺ -1 Two conversion gear ZH2 and third conversion gear ZH3 are fixed with the 4th conversion gear on the second conversion equipment jackshaft Ⅺ -2 ZH4 and the 5th conversion gear ZH5 is fixed with the 6th conversion gear ZH6, the first conversion gear on conversion equipment output shaft Ⅹ ZH1 is engaged with the second conversion gear ZH2, and third conversion gear ZH3 is engaged with the 4th conversion gear ZH4, the 5th conversion tooth Wheel ZH5 is engaged with the 6th conversion gear ZH6.
Wherein, as shown in figure 15, second mode conversion equipment 403 can also include the second conversion equipment connector SL, the Two conversion equipment connector SL are located on one in conversion equipment input shaft VIII and the first conversion gear ZH1, and conversion equipment is defeated Enter axis VIII and is connected with the first conversion gear ZH1 by the second conversion equipment connector SL selectivity power coupling.In this way, second turn Changing device connector SL can control the on-off of the power transmitting of second mode conversion equipment 403.
As shown in figure 17, conversion equipment input shaft VIII is connect with 100 property of can choose power coupling of power source, for example, turning Selectively power coupling is connect changing device input shaft VIII with variable-speed dynamic output section, conversion equipment input shaft VIII and the first conversion The alternative power coupling connection of device jackshaft Ⅺ -1, the first conversion equipment jackshaft Ⅺ -1 and the second conversion equipment jackshaft The connection of Ⅺ -2 power coupling, the second conversion equipment jackshaft Ⅺ -2 are connect with Ⅹ power coupling of conversion equipment output shaft.
Specifically, as shown in figure 17, the first conversion input gear ZR1 and first is fixed on conversion equipment input shaft VIII Conversion gear ZH1, Ⅺ -1 overhead of the first conversion equipment jackshaft are arranged with the second conversion gear ZH2, and the first conversion equipment It is fixed with third conversion gear ZH3 on jackshaft Ⅺ -1, the 4th conversion is fixed on the second conversion equipment jackshaft Ⅺ -2 Gear ZH4 and the 5th conversion gear ZH5 is fixed with the 6th conversion gear ZH6, the first conversion tooth on conversion equipment output shaft Ⅹ Wheel ZH1 is engaged with the second conversion gear ZH2, and third conversion gear ZH3 is engaged with the 4th conversion gear ZH4, the 5th conversion Gear ZH5 is engaged with the 6th conversion gear ZH6.
Wherein, second mode conversion equipment 403 can also include the second conversion equipment connector SL, and the second conversion equipment connects Clutch SL is located on one in the first conversion equipment jackshaft Ⅺ -1 and the second conversion gear ZH2, among the first conversion equipment Axis Ⅺ -1 is connected with the second conversion gear ZH2 by the second conversion equipment connector SL selectivity power coupling.In this way, second turn Changing device connector SL can control the on-off of the power transmitting of second mode conversion equipment 403.
As shown in figure 18, conversion equipment input shaft VIII is connect with 100 property of can choose power coupling of power source, for example, turning Selectively power coupling is connect changing device input shaft VIII with variable-speed dynamic output section, conversion equipment input shaft VIII and the first conversion The connection of Ⅺ -1 power coupling of device jackshaft, the first conversion equipment jackshaft Ⅺ -1 and the second conversion equipment jackshaft Ⅺ -2 can be with Selective power coupling connection, the second conversion equipment jackshaft Ⅺ -2 are connect with Ⅹ power coupling of conversion equipment output shaft.
Specifically, as shown in figure 18, the first conversion input gear ZR1 and first is fixed on conversion equipment input shaft VIII Conversion gear ZH1 is fixed with the second conversion gear ZH2, and the first conversion equipment on the first conversion equipment jackshaft Ⅺ -1 Ⅺ -1 overhead of jackshaft is arranged with third conversion gear ZH3, and the 4th conversion is fixed on the second conversion equipment jackshaft Ⅺ -2 Gear ZH4 and the 5th conversion gear ZH5 is fixed with the 6th conversion gear ZH6, the first conversion tooth on conversion equipment output shaft Ⅹ Wheel ZH1 is engaged with the second conversion gear ZH2, and third conversion gear ZH3 is engaged with the 4th conversion gear ZH4, the 5th conversion Gear ZH5 is engaged with the 6th conversion gear ZH6.
Wherein, second mode conversion equipment 403 can also include the second conversion equipment connector SL, and the second conversion equipment connects Clutch SL is located on one in the first conversion equipment jackshaft Ⅺ -1 and third conversion gear ZH3, among the first conversion equipment Axis Ⅺ -1 is connected with third conversion gear ZH3 by the second conversion equipment connector SL selectivity power coupling.In this way, second turn Changing device connector SL can control the on-off of the power transmitting of second mode conversion equipment 403.
As shown in figure 19, conversion equipment input shaft VIII is connect with 100 property of can choose power coupling of power source, for example, turning Selectively power coupling is connect changing device input shaft VIII with variable-speed dynamic output section, conversion equipment input shaft VIII and the first conversion The connection of Ⅺ -1 power coupling of device jackshaft, the first conversion equipment jackshaft Ⅺ -1 and the second conversion equipment jackshaft Ⅺ -2 can be with Selective power coupling connection, the second conversion equipment jackshaft Ⅺ -2 are connect with Ⅹ power coupling of conversion equipment output shaft.
Specifically, as shown in figure 19, the first conversion input gear ZR1 and first is fixed on conversion equipment input shaft VIII Conversion gear ZH1 is fixed with the second conversion gear ZH2 and third conversion gear ZH3 on the first conversion equipment jackshaft Ⅺ -1, Second conversion equipment jackshaft, Ⅺ -2 overhead is arranged with the 4th conversion gear ZH4, and on the second conversion equipment jackshaft Ⅺ -2 It is fixed with the 5th conversion gear ZH5, the 6th conversion gear ZH6, the first conversion tooth are fixed on conversion equipment output shaft Ⅹ Wheel ZH1 is engaged with the second conversion gear ZH2, and third conversion gear ZH3 is engaged with the 4th conversion gear ZH4, the 5th conversion Gear ZH5 is engaged with the 6th conversion gear ZH6.
Wherein, second mode conversion equipment 403 further includes the second conversion equipment connector SL, the second conversion equipment connector SL is located on one in the second conversion equipment jackshaft Ⅺ -2 and the 4th conversion gear ZH4, the second conversion equipment jackshaft Ⅺ - 2 are connected with the 4th conversion gear ZH4 by the second conversion equipment connector SL selectivity power coupling.In this way, the second converting means Setting connector SL can control the on-off of power transmitting of second mode conversion equipment 403.
4th preferred embodiment according to the present invention, as shown in Figure 20 and Figure 21, each input shaft can with power source 100 It is selectively engaged, each output shaft is adapted to connect with accordingly input shaft selectivity power coupling with ultromotivity in future source 100 power is exported by accordingly input shaft, and transmitting jackshaft V is suitable for giving the power transmission from one of input shaft Accordingly output shaft is connect with 403 power coupling of second mode conversion equipment to the transmitting jackshaft V property of can choose.
Input shaft can be connected or disconnected with transmitting jackshaft V by 403 power coupling of second mode conversion equipment, in this way It is dynamic from power source 100 when input shaft is connect with transmitting jackshaft V by 403 power coupling of second mode conversion equipment Successively output turns power to first mode after input shaft, second mode conversion equipment 403, transmitting jackshaft V, output shaft reduction of speed Changing device 402.The power that power source 100 exports in this way can be after the reduction of speed of second mode conversion equipment 403, then passes through change The reduction of speed of fast unit 200 passes to first mode conversion equipment 402, so that the power that power source 100 exports can be by twice It is exported after reduction of speed, increases square so as to play the role of slowing down, the handling capacity of vehicle can be improved, and vehicle can be enriched Drive mode.
Wherein, at least one of output shaft and the first generator unit 300 pass through with system dynamic output section 401 When first mode conversion equipment 402 disconnects, the power that power source 100 exports is suitable for passing sequentially through input shaft, output shaft, the first mould Formula conversion equipment 402 drives the power generation of the first generator unit 300.Power source 100 and the first generator unit in this way Power transfer path between 300 is short, and power transmitting is reliable, and transmission efficiency is high.
Specifically, second mode conversion equipment 403 may include: low gear driving gear La, low gear intermediate idler LIG and low Keep off driven gear Lb, wherein low gear driving gear La is fixed on an input shaft, and low gear intermediate idler LIG empty set exists On output shaft, low gear driven gear Lb empty set transmitting jackshaft V on, low gear intermediate idler LIG respectively with low gear driving gear La and low gear driven gear Lb external toothing.In other words, low gear intermediate idler LIG is engaged on low gear driving gear La and low gear is driven Between gear Lb, with the transmitting jackshaft V property of can choose power coupling connects such input shaft, then again by corresponding defeated Shaft is to 402 output power of first mode conversion equipment.
Optionally, as shown in Figure 20 and Figure 21, second mode conversion equipment 403 can also include that the second conversion equipment engages Device SL, transmitting jackshaft V are engaged with low gear driven gear Lb by the second conversion equipment connector SL alternative.Wherein, Two conversion equipment connector SL can be synchronizer.
Specifically, low gear intermediate idler LIG may include among the first low gear intermediate idler gear teeth LIG1 and the second low gear Idle pulley gear teeth LIG2, the first low gear intermediate idler gear teeth LIG1 are engaged with low gear driving gear La, the second low gear intermediate idler wheel Tooth LIG2 is engaged with low gear driven gear Lb.Low gear intermediate idler LIG can be structured as duplicate gear in this way, so that Low gear intermediate idler LIG is driven between low gear driving gear La and low gear driven gear Lb.
As shown in Figure 20 and Figure 21, it is provided at least one driving gear on each input shaft, is arranged on each output shaft There is at least one driven gear, transmits and be fixedly installed the first reverse idler gear Rm1 and second on jackshaft V and reverse gear center tooth Take turns Rm2, the first reverse idler gear Rm1 engages with one at least one driving gear, the second reverse idler gear Rm2 and Driven tooth of reversing gear Rb wheel engagement, in the axial direction of transmitting jackshaft V, low gear driven gear Lb is located at the first reverse idler gear Between Rm1 and the second reverse idler gear Rm2.One at least one above-mentioned driving gear can be a gear driving gear 1Ra,
Optionally, as shown in figure 20, in the axial direction of input shaft, low gear driving gear La can be located at all of input shaft The side of driving gear.It can make 200 reasonable structural arrangement of variable-speed unit in this way, it is possible to reduce the structure of variable-speed unit 200 Change, thereby may be ensured that the structural reliability of variable-speed unit 200.
Alternatively, optionally, as shown in figure 21, driving gear can be it is multiple, in the axial direction of input shaft, low gear driving tooth La is taken turns between two neighboring driving gear.For example, as shown in figure 21, low gear driving gear La can be located at a gear driving tooth It takes turns between the gear of 1Ra and three or five driving gear 35a.By the position of reasonable Arrangement low gear driving gear La, speed change list can be made First 200 reasonable structural arrangements, structural compactness are good.
Wherein, variable-speed unit output section 201 is connect with 402 power coupling of first mode conversion equipment, to carry out ultromotivity The power in source 100 is suitable for successively by input shaft, second mode conversion equipment 403, transmitting jackshaft V, output shaft, variable-speed unit Output section 201 is exported to first mode conversion equipment 402.
As shown in Figure 22-Figure 27, system dynamic output section 401 can be differential mechanism, and differential mechanism may include two semiaxis Two semiaxis 2000 of gear, two axle shaft gears and vehicle correspond, the power drive system 1000 of vehicle further include: dynamic Power on-off system 500, engage to 500 being suitably selected for property of power on-off system at least one of two axle shaft gears with accordingly The semiaxis 2000 of vehicle.It is understood that if being arranged between the semiaxis 2000 and corresponding axle shaft gear of side dynamic On-off system 500, the power on-off system 500 can control the engagement between the semiaxis 2000 of the side and axle shaft gear and disconnect shape State, if dynamic on-off system 500 is arranged in the semiaxis 2000 of two sides between corresponding axle shaft gear respectively, each power is logical Disconnected device 500 can control the engagement off-state of respective side.Power on-off system 500 can be conducive to vehicle in parking operating condition Shi Jinhang power generation in parking, in this way when vehicle is in parking operating condition, the direct-connected converter mode conversion of the first motor generator 302 Device 402,302 power output of the first motor generator is directly efficient, and Brake Energy feedback is high-efficient.
As shown in figure 22, power on-off system 500 is arranged between the semiaxis 2000 on right side and corresponding axle shaft gear, such as Shown in Figure 23, power on-off system 500 can be two, and the semiaxis in left side can be set in a power on-off system 500 Between 2000 and corresponding axle shaft gear, the semiaxis 2000 and correspondence on right side is can be set in another power on-off system 500 Axle shaft gear between.
Wherein, the type of power on-off system 500 also there are many, for example, as shown in Figure 22 and Figure 23, power on-off system 500 can be clutch.Preferably, as shown in figures 24 and 25, clutch can be jaw clutch.
Certainly, power on-off system 500 can also be other types, for example, as shown in Figure 26 and Figure 27, power on-off dress Setting 500 can be synchronizer.
According to a preferred embodiment of the present invention, as shown in figures 1 and 3, power drive system 1000 can also include Second motor generator 600, the second motor generator 600 is between power source 100 and variable-speed unit 200, the second electronic hair One end of motor 600 is directly connect with 100 power coupling of power source, and the other end selectivity of the second motor generator 600 Ground is connect with 200 power coupling of variable-speed unit.
As shown in Figure 28-Figure 51, the input terminal of the second motor generator 600 and the first arrangement of clutch 202 can coaxial phase Even.Second motor generator 600 can be set between the input terminal and engine of the first arrangement of clutch 202, such engine Power the second motor generator 600 is necessarily passed when transmitting to input terminal, the second motor generator 600 can be used as at this time Generator is used to carry out power generation in parking.
As shown in Figure 52-Figure 69, input terminal external tooth Z602 can be set on the input terminal of the first arrangement of clutch 202, the Two motor generator 600 and input terminal external tooth Z602 link.Gear is provided on the motor shaft of second motor generator 600 Z601, gear Z601 are engaged with input terminal external tooth Z602.The power of engine can pass through input terminal and input terminal external tooth in this way Z602 passes to the second motor generator 600, and such second motor generator 600 can be used as generator and use to carry out parking Power generation.
According to a further advantageous embodiment of the invention, power drive system 1000 can also include: the second dynamoelectric and power generation Machine 600, the second motor generator 600 is between power source 100 and variable-speed unit 200, one end of the second motor generator 600 Connect with 100 power coupling of power source, for example, one end of the second motor generator 600 selectively with 100 power coupling of power source Connection is closed, the other end of the second motor generator 600 is selectively connect with 200 power coupling of variable-speed unit.
The second arrangement of clutch L2 can be set between second motor generator 600 and engine.Second arrangement of clutch L2 It can be single clutch, single clutch can control the disconnection of the engagement between engine and the second motor generator 600, Yi Jike To control the disconnection of the engagement between engine and the input terminal of the first arrangement of clutch 202.It, can by the way that the second arrangement of clutch L2 is arranged Rationally to control the power generation in parking state of the second motor generator 600, so that power drive system 1000 structure letter List and drive mode are converted reliable.
Preferably, the second arrangement of clutch L2 is built in the internal rotor of the second motor generator 600.It in this way can be preferably The axial length for shortening power drive system 1000 can be improved dynamic so as to reduce the volume of power drive system 1000 Flexible arrangement of the power transmission system 1000 on vehicle.In addition, making when the second motor generator 600 is also used as starter motor With.
Preferably, the input terminal of power source 100, the second arrangement of clutch L2 and double clutch is coaxially arranged.It in this way can be with So that power drive system 1000 is compact-sized, it is small in size.
It should be noted that for the power drive system 1000 of above three embodiments, in the axial direction, the second electricity Dynamic generator 600 can effectively reduce power transmission between power source 100 and the first arrangement of clutch 202 in this way The axial length of system 1000, and the location arrangements of the second motor generator 600 can be made reasonable, power biography can be improved The structural compactness of dynamic system 1000.
First motor generator 302 is the main drive motor of power drive system 1000, so the first motor generator 302 Capacity and volume it is larger.Wherein, for the first motor generator 302 and the second motor generator 600, the first electronic hair The rated power of motor 302 is greater than the rated power of the second motor generator 600.Such second motor generator 600 can select Motor generator small in size and small rated power is taken, so that 1000 structure of power drive system is simple, it is small in size, And in power generation in parking, drive path is short between the second motor generator 600 and power source 100, and generating efficiency is high, so as to Effectively by a part of power-conversion of power source 100 at electric energy.Wherein the peak power of the first motor generator 302 is equally big In the peak power of the second motor generator 600.
Preferably, the rated power of the first motor generator 302 is twice of the rated power of the second motor generator 600 Or twice or more.The peak power of first motor generator 302 is twice or two of the peak power of the second motor generator 600 Times or more.For example, the rated power of the first motor generator 302 can be 60kw, the rated power of the second motor generator 600 It can be 24kw, the peak power of the first motor generator 302 can be 120kw, the peak power of the second motor generator 600 It can be 44kw.
It should be noted that differential mechanism can be conventional open type differential, for example, bevel differential or Cylinder Gear Differential mechanism is taken turns, but not limited to this；Certainly, differential mechanism is also possible to locking differential, for example, mechanical lock-type differential, electronic lock Formula differential mechanism etc., the differential mechanism type different according to different Truck type choices of power drive system 1000, such selection are main According to including integral vehicle cost, vehicle lightweight, vehicle cross-country ability etc..Differential mechanism may include shell 4011, and shell 4011 can Think the input terminal of differential mechanism.
The power that above-mentioned power drive system 1000 is transmitted is to be exported by differential mechanism to two wheels of vehicle, But power drive system 1000 is not limited to this, power drive system 1000 can also include power drive system 700, electric drive System 700 can be used for driving other two wheel of vehicle, so as to realize the 4 wheel driven of vehicle.
A variety of arrangement forms according to power drive system 700 are described in detail below.
As shown in figure 28, power drive system 700 may include drive system input unit and drive system output section, driving system System output section is suitable for the power output of self actuating system in future input unit to other two wheel, such as rear-wheel.Pass through increasing in this way Be powered on drive system 700, can increase the drive mode of vehicle, for example, drive mode can be further divided into forerunner's mode, The dynamic property of vehicle can be improved so that vehicle is more applicable for different road conditions in rear-guard mode and 4 wheel driven mode.
For example, as shown in figure 28, power drive system 700 further includes power drive system differential mechanism 710, drive system output section Power suitable for self actuating system input unit in future gives other two wheel by the output of power drive system differential mechanism 710.Electricity drives Dynamic system differential mechanism 710 can in order to two wheels that the power for carrying out the transmitting of drive system output section distributes to two sides, thus Vehicle can smoothly be driven.
Specifically, drive system input unit can be driving motor generator 720, and driving motor generator 720 can be Rear-wheel motor generator, rear-wheel motor generator can drive two rear-wheels by deceleration mechanism, and drive system output section can be with For gear reduction unit 730 (i.e. deceleration mechanism).As a result, when driving motor generator 720 to work, motor generator 720 is driven The power of generation passes to power drive system differential mechanism 710, electric drive after can increasing square by the deceleration of gear reduction unit 730 System differential mechanism 710 can distribute to two wheels of two sides in order to the power for carrying out the transmitting of drive system output section, so as to Smoothly to drive vehicle.
For another example, as shown in figure 29, drive system input unit includes two driving motor generators 720, drive system output Portion includes two sub- output sections of drive system, and each sub- output section of drive system, which is suitable for come from, accordingly drives motor generator 720 power output is to a wheel in other two wheel accordingly.That is, each wheel is corresponding with a driving Motor generator 720 and the sub- output section of drive system can be omitted power drive system differential mechanism 710, and two drivings in this way Itself the adjustable revolving speed of motor generator 720 is to realize the differential between two wheels, so that power transmission 1000 structure of system is simple and reliable.
As shown in figure 29, other two above-mentioned wheel is selectively synchronous.For example, can be set on one of semiaxis 2000 Semiaxis synchronizer is equipped with to be suitable for being selectively engaged another semiaxis 2000.The in the same direction synchronized of two wheels may be implemented in this way Rotation, also may be implemented the differential motion of two wheels, thereby may be ensured that the cruising characteristic of vehicle.
As shown in figure 30, two 720 selectivity of driving motor generator are synchronous.For example, can on a motor output shaft 721 To be provided with 721 synchronizer of motor output shaft to be selectively engaged another motor output shaft 721, two may be implemented in this way The synchronized rotation in the same direction of wheel, also may be implemented the differential motion of two wheels, thereby may be ensured that the cruising characteristic of vehicle.
As shown in Figure 31 and Figure 32, the sub- output section of two drive systems is selectively synchronous.That is, two drive systems Sub- output section synchronizer can be set on an output shaft in sub- output section with defeated for synchronizing another drive system The synchronized rotation in the same direction of two wheels may be implemented in this way, the differential motion of two wheels also may be implemented for portion out, so as to Guarantee the cruising characteristic of vehicle.
As shown in Figure 28-Figure 31, the sub- output section of drive system may include secondary gear reducer, by double reduction The power of driving motor generator 720 can pass to wheel to drive vehicle wheel rotation.
Or as shown in figure 32, the sub- output section of drive system may include two shift transmissions.Motor generator 720 is driven to select One of gear is engaged to selecting property, by the way that two shift transmissions are arranged, thus it is possible to vary driving motor generator 720 is exported to vehicle The economy and dynamic property of vehicle can be improved so as to enrich the drive mode of power drive system 1000 in the revolving speed of wheel.
Specifically, driving motor generator 720 may include motor output shaft 721, secondary gear reducer 730 or two Shift transmission may each comprise the sub- output section input shaft of drive system, the sub- output section input shaft of drive system and motor output shaft 721 are fixedly linked and are coaxially disposed.Driving motor generator 720 in this way can be imparted power to by motor output shaft 721 The sub- output section input shaft of drive system, then imparts power to wheel by the sub- output section of drive system to drive vehicle to transport It is dynamic.
For another example, as shown in figure 33, power drive system 700 includes two wheel motors, and each wheel motor directly drives separately One wheel of correspondence in outer two wheels, other two wheel are selectively synchronous.Half can be set on one semiaxis 2000 For axis synchronizer to be selectively engaged another semiaxis 2000, such wheel motor can respectively drive corresponding vehicle wheel rotation, And by disconnecting semiaxis synchronizer, the differential motion of two wheels may be implemented, thereby may be ensured that the smooth ride of vehicle Property.
The drive mode of power drive system 1000 according to the present invention is described in detail with reference to the accompanying drawing.
The power drive system 1000 of vehicle has the first power source drive mode, and the power drive system of vehicle is in the When one power source drive mode, the first generator unit 300 does not work, variable-speed unit 200 and 100 power coupling of power source Connection, variable-speed unit 200 are connect with system dynamic output section 401 by 402 power coupling of first mode conversion equipment, power source The power of 100 outputs passes sequentially through variable-speed unit 200, first mode conversion equipment 402 is exported to system dynamic output section 401. At this point, the normal output power of power source 100, this is the normal driving mode of vehicle.
The power drive system 1000 of vehicle has the second power source drive mode, and the power drive system of vehicle is in the When two power source drive modes, the first generator unit 300 does not work, variable-speed unit 200 and 100 power coupling of power source Connection, variable-speed unit 200 are connect with system dynamic output section 401 by 402 power coupling of first mode conversion equipment, speed change list Member 200 is connect with first mode conversion equipment 402 by 403 power coupling of second mode conversion equipment, what power source 100 exported Power exports after passing sequentially through variable-speed unit 200,403 reduction of speed of second mode conversion equipment to first mode conversion equipment 402, then It is exported by first mode conversion equipment 402 to system dynamic output section 401.The power of power source 100 is passing through second in this way When mode conversion device 403 can reduction of speed again, increase square so as to play the role of slowing down, vehicle can be improved passes through energy Power.
The power drive system 1000 of vehicle has pure electric vehicle drive mode, and the power drive system of vehicle is in pure electric vehicle Drive mode, power source 100 do not work, and the power of the first generator unit 300 output passes through first mode conversion equipment 402 outputs are to system dynamic output section 401.Between such first generator unit 300 and first mode conversion equipment 402 Power transfer path is short, and transmission efficiency is high.
The power drive system 1000 of vehicle has the first mixed dynamic drive mode, and the power drive system of vehicle is in first When mixed dynamic drive mode, power source 100 and the first generator unit 300 work, variable-speed unit 200 and power source 100 Power coupling connection, variable-speed unit 200 and system dynamic output section 401 are connected by 402 power coupling of first mode conversion equipment It connects, the first generator unit 300 is connected with system dynamic output section 401 by 402 power coupling of first mode conversion equipment Connect, power source 100 export power pass sequentially through variable-speed unit 200, first mode conversion equipment 402 output it is defeated to system dynamic The power of portion 401 out, the output of the first generator unit 300 is exported by first mode conversion equipment 402 to system dynamic Output section 401.In this way, the power output efficiency of power source 100 and the first generator unit 300 is high, can effectively be promoted Speed.
The power drive system 1000 of vehicle has the second mixed dynamic drive mode, and the power drive system of vehicle is in second When mixed dynamic drive mode, power source 100 and the first generator unit 300 work, variable-speed unit 200 and power source 100 Power coupling connection, variable-speed unit 200 and system dynamic output section 401 are connected by 402 power coupling of first mode conversion equipment It connects, the first generator unit 300 is connected with system dynamic output section 401 by 402 power coupling of first mode conversion equipment It connects, variable-speed unit 200 is connect with first mode conversion equipment 402 by 403 power coupling of second mode conversion equipment, power source The power of 100 outputs passes sequentially through variable-speed unit 200, second mode conversion equipment 403, first mode conversion equipment 402 and exports To system dynamic output section 401, the power of the first generator unit 300 output is defeated by first mode conversion equipment 402 Out to system dynamic output section 401.The power of power source 100 passes through reduction of speed twice in this way, the first generator unit 300 Power directly exports, so that the speed of vehicle is suitable for, and power performance and passability are preferable.
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, the power of the first generator unit 300 output passes sequentially through first mode conversion equipment 402, speed change The output of unit 200 drives power source 100 to start to power source 100.Such first generator unit 300 can be used as starting Machine uses.
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 power of the first generator unit 300 output passes sequentially through second mode conversion equipment 403, speed change The output of unit 200 drives power source 100 to start to power source 100.Such first generator unit 300 can be used as starting Machine uses.
The power drive system 1000 of vehicle has the first driving power generation mode, and the power drive system 1000 of vehicle is in When the first driving power generation mode, power source 100 works, and variable-speed unit 200 is connect with 100 power coupling of power source, variable-speed unit 200 are connect with system dynamic output section 401 by 402 power coupling of first mode conversion equipment, and one of the output of power source 100 Sub-power passes sequentially through variable-speed unit 200, the output of first mode conversion equipment 402 to system dynamic output section 401, power source Another part power of 100 outputs passes sequentially through variable-speed unit 200, first mode conversion equipment 402 is exported to the first electronic hair Electric motor units 300, driving the first generator unit 300 power generation.Vehicle is in the drive mode to generate electricity in driving in this way, The situation less suitable for vehicle electricity.
The power drive system 1000 of vehicle has the second driving power generation mode, and the power drive system 1000 of vehicle is in When the second driving power generation mode, power source 100 works, and variable-speed unit 200 is connect with 100 power coupling of power source, variable-speed unit 200 are connect with system dynamic output section 401 by 402 power coupling of first mode conversion equipment, variable-speed unit 200 and the first electricity Dynamic generator unit 300 is connected by 403 power coupling of second mode conversion equipment, a part of power that power source 100 exports Variable-speed unit 200, the output of first mode conversion equipment 402 are passed sequentially through to system dynamic output section 401, power source 100 exports Another part power pass sequentially through variable-speed unit 200, second mode conversion equipment 403 export to the first generator unit 300, driving the first generator unit 300 power generation.Vehicle is in the drive mode to generate electricity in driving in this way, is suitable for vehicle The less situation of electricity.
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, the first generator unit 300 is turned with system dynamic output section 401 by first mode The connection of 402 power coupling of changing device, the power of the wheel from vehicle pass sequentially through system dynamic output section 401, first mode Conversion equipment 402 drives the power generation of the first generator unit 300.Such first generator unit 300, which can recycle, to be come From the power of wheel, so as to reduce the waste of energy, the mileage travelled of vehicle can be extended.
The power drive system 1000 of vehicle has the second Brake Energy take-back model, at the power drive system 1000 of vehicle When the second Brake Energy take-back model, the first generator unit 300 is turned with system dynamic output section 401 by first mode The connection of 402 power coupling of changing device, variable-speed unit 200 and the first generator unit 300 pass through second mode conversion equipment The connection of 403 power couplings, the power of the wheel from vehicle pass sequentially through system dynamic output section 401, first mode converting means Set 402, variable-speed unit 200, second mode conversion equipment 403 drives the power generation of the first generator unit 300.Such first electricity Dynamic generator unit 300 can recycle the power from wheel, so as to reduce the waste of energy, can extend the row of vehicle Sail mileage.
The power drive system 1000 of vehicle has third driving power generation mode, and the power drive system 1000 of vehicle is in When third driving power generation mode, power source 100 works, and variable-speed unit 200 is connect with 100 power coupling of power source, and second is electronic Generator 600 is connect with 100 power coupling of power source, and variable-speed unit 200 and system dynamic output section 401 are turned by first mode The connection of 402 power coupling of changing device, first part's power that power source 100 exports are converted by variable-speed unit 200, first mode For the output of device 402 to system dynamic output section 401, the second part power that power source 100 exports passes sequentially through variable-speed unit 200, the output of first mode conversion equipment 402 drives the first generator unit 300 to the first generator unit 300 Power generation, the Part III power that power source 100 exports directly drive the power generation of the second motor generator 600.In this way in driving During side generates electricity, the first generator unit 300 and the second motor generator 600 may be incorporated for generating electricity, so as to To improve the generating efficiency of vehicle.
The power drive system 1000 of vehicle has fourth line vehicle power generation mode, and the power drive system 1000 of vehicle is in When fourth line vehicle power generation mode, power source 100 works, and variable-speed unit 200 is connect with 100 power coupling of power source, and second is electronic Generator 600 is connect with 100 power coupling of power source, and variable-speed unit 200 and system dynamic output section 401 are turned by first mode The connection of 402 power coupling of changing device, first part's power that power source 100 exports are converted by variable-speed unit 200, first mode For the output of device 402 to system dynamic output section 401, the second part power that power source 100 exports directly drives the second electronic hair Motor 600 generates electricity.In this way during in driving, side generates electricity, the second motor generator 600 can individually generate electricity, thus the Two motor generators, 600 generating efficiency is high.
The power drive system 1000 of vehicle has the first power generation in parking mode, and the power drive system 1000 of vehicle is in When the first power generation in parking mode, power source 100 works, and variable-speed unit 200 is connect with 100 power coupling of power source, and second is electronic Generator 600 is connect with 100 power coupling of power source, and variable-speed unit 200 and system dynamic output section 401 are turned by first mode Changing device 402 disconnects, and first part's power that power source 100 exports passes sequentially through variable-speed unit 200, first mode conversion equipment 402 outputs drive the power generation of the first generator unit 300 to the first generator unit 300, what power source 100 exported Second part power directly drives the power generation of the second motor generator 600.In this way when vehicle is in parking operating condition, the first electronic hair Electric motor units 300 and the second motor generator 600 can generate electricity jointly, so that generating efficiency is high, generated output is big.
The power drive system 1000 of vehicle has the second power generation in parking mode, and the power drive system 1000 of vehicle is in When the second power generation in parking mode, power source 100 works, and the second motor generator 600 is connect with 100 power coupling of power source, becomes Fast unit 200 is disconnected with system dynamic output section 401 by first mode conversion equipment 402, and the power that power source 100 exports is straight Connect driving the second motor generator 600 power generation.In this way when vehicle is in parking operating condition, the second motor generator 600 is individually sent out Electricity, so that drive path is short, it is possible to reduce the waste of energy.
Power source 100 is engine, and the power drive system 1000 of vehicle has fast attack mode, and the power of vehicle passes When dynamic system 1000 is in fast attack mode, the second motor generator 600 is of coupled connections with engine power, the second electronic hair The power that motor 600 exports directly drives engine start.Second motor generator 600 is used as starter motor, starting efficiency It is high.
When second motor generator 600 is connect with the selective power coupling of power source 100, the power drive system of vehicle 1000 have third Brake Energy take-back model, when the power drive system 1000 of vehicle is in third Brake Energy take-back model, become Fast unit 200 is connect with system dynamic output section 401 by 402 power coupling of first mode conversion equipment, the second dynamoelectric and power generation Machine 600 and engine 100 disconnect, and the power of the wheel from vehicle passes sequentially through system dynamic output section 401, first mode turns Changing device 402, speed changer 200 drive the power generation of the second motor generator 600.So when the vehicle is braked, the second motor generator 600 individually power generations, generating efficiency are high.
The drive mode of power drive system 1000 according to the present invention is described in detail in conjunction with Fig. 4 below.
The power drive system 1000 of vehicle has the first power source drive mode, and the power drive system of vehicle is in the When one power source drive mode, the first generator unit 300 does not work, and power source 100 and system dynamic output section 401 are logical The connection of 402 power coupling of first mode conversion equipment is crossed, the power that power source 100 exports passes sequentially through first mode conversion equipment 402 outputs are to system dynamic output section 401.
The power drive system 1000 of vehicle has the second power source drive mode, and the power drive system of vehicle is in the When two power source drive modes, the first generator unit 300 does not work, and power source 100 and system dynamic output section 401 are logical Cross the connection of 402 power coupling of first mode conversion equipment, the first generator unit coupling part 301 and first mode converting means It sets 402 to connect by 403 power coupling of second mode conversion equipment, the power that power source 100 exports is converted by second mode It exports after 403 reduction of speed of device, by the first generator unit coupling part 301 to first mode conversion equipment 402, then passes through First mode conversion equipment 402 is exported to system dynamic output section 401.
The power drive system 1000 of vehicle has pure electric vehicle drive mode, and the power drive system of vehicle is in pure electric vehicle Drive mode, power source 100 do not work, and the first generator unit 300 passes through first mode with system dynamic output section 401 The power of the connection of 402 power coupling of conversion equipment, the output of the first generator unit 300 passes through first mode conversion equipment 402 outputs are to system dynamic output section 401.
The power drive system 1000 of vehicle has the first mixed dynamic drive mode, and the power drive system of vehicle is in first When mixed dynamic drive mode, power source 100 and the first generator unit 300 work, and power source 100 and system dynamic export Portion 401 is connected by 402 power coupling of first mode conversion equipment, and the first generator unit 300 is exported with system dynamic Portion 401 is connected by 402 power coupling of first mode conversion equipment, and the power that power source 100 exports is converted by first mode The output of device 402 is turned to system dynamic output section 401, the power of the first generator unit 300 output by first mode Changing device 402 is exported to system dynamic output section 401.
The power drive system 1000 of vehicle has the second mixed dynamic drive mode, and the power drive system of vehicle is in second When mixed dynamic drive mode, power source 100 and the first generator unit 300 work, the first generator unit 300 with System dynamic output section 401 is connected by 402 power coupling of first mode conversion equipment, power source 100 and the first dynamoelectric and power generation Machine unit coupling part 301 is connected by 403 power coupling of second mode conversion equipment, and the power that power source 100 exports successively leads to Second mode conversion equipment 403, the first generator unit coupling part 301, the output of first mode conversion equipment 402 are crossed to being Unite power output portion 401, and the power of the first generator unit 300 output is given by the output of first mode conversion equipment 402 System dynamic output section 401.
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, the power of the first generator unit 300 output is exported by first mode conversion equipment 402 to power Source 100 drives power source 100 to start.
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 power of the first generator unit 300 output is exported by second mode conversion equipment 403 to power Source 100 drives power source 100 to start.
The power drive system 1000 of vehicle has the first driving power generation mode, and the power drive system 1000 of vehicle is in When the first driving power generation mode, power source 100 works, and power source 100 and system dynamic output section 401 are converted by first mode The connection of 402 power coupling of device, the first generator unit 300 are converted with system dynamic output section 401 by first mode The connection of 402 power coupling of device, a part of power that power source 100 exports are by the output of first mode conversion equipment 402 Unite power output portion 401, power source 100 export another part power pass sequentially through first mode conversion equipment 402 output to First generator unit 300, driving the first generator unit 300 power generation.
The power drive system 1000 of vehicle has the second driving power generation mode, and the power drive system 1000 of vehicle is in When the second driving power generation mode, power source 100 works, and power source 100 and system dynamic output section 401 are converted by first mode The connection of 402 power coupling of device, power source 100 and the first motor generator 302 pass through 403 power coupling of second mode conversion equipment Connection is closed, a part of power that power source 100 exports gives system dynamic output section by the output of first mode conversion equipment 402 401, another part power that power source 100 exports passes sequentially through second mode conversion equipment 403 and exports to the first dynamoelectric and power generation Machine 302, driving the first motor generator 302 power generation.
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, the first generator unit 300 is turned with system dynamic output section 401 by first mode The connection of 402 power coupling of changing device, the power of the wheel from vehicle pass sequentially through system dynamic output section 401, first mode Conversion equipment 402 drives the power generation of the first generator unit 300.
The power drive system 1000 of vehicle has the second Brake Energy take-back model, at the power drive system 1000 of vehicle When the second Brake Energy take-back model, the power of the wheel from vehicle passes sequentially through system dynamic output section 401, first mode Conversion equipment 402, variable-speed unit 200, second mode conversion equipment 403 drive the power generation of the first motor generator 302.
Two different power drive systems 1000 are described below in detail.
The first specific embodiment according to the present invention, power drive system 1000 may include power source 100, double clutches Device 202, the first input shaft I and the second input shaft II, the first output shaft III and the second output shaft IV, transmitting jackshaft V, the first electricity Dynamic 302, three main reducing gear driving gear Z of generator, main reducing gear driven gear Z ', system dynamic output section 401, the second mould Formula conversion equipment 403, rear-wheel motor generator.
Double clutch 202 has input terminal, the first output end and a second output terminal, the output end of power source 100 and it is double from The input terminal of clutch is connected.First input shaft I is connected with the first output end and the second input shaft II is connected with second output terminal, the Two input shafts II are coaxially set on the first input shaft I, are fixedly installed respectively on the first input shaft I and the second input shaft II At least one driving gear.It is set on first output shaft III and respectively at least one driven gear on second output shaft IV, the Overhead set on one output shaft III and in the second output shaft IV is provided with the driven gear Rb that reverses gear, at least one driven gear It is accordingly engaged at least one driving gear, driven gear and reverse gear driven gear Rb selectivity and accordingly output shaft Engagement.It is fixedly installed the first reverse idler gear Rm1 and the second reverse idler gear Rm2 on transmitting jackshaft V, first reverses gear Intermediate gear Rm1 is engaged with one at least one driving gear, the second reverse idler gear Rm2 and the driven tooth Rb wheel that reverses gear Engagement.
It includes that motor output gear, first be fixed on the first output shaft III are defeated that three masters, which subtract device driving gear Z, Gear, the second output gear being fixed on the second output shaft IV out, motor output gear and the first motor generator 302 Power coupling connection, main reducing gear driven gear Z ' are engaged with main reducing gear driving gear Z.Main reducing gear driven gear Z ' be The selective power coupling in power output portion 401 of uniting connects.
Second mode conversion equipment 403 is used for selective power coupling and connects a driven gear and motor output gear, To which the power in ultromotivity in future source 100 successively passes through the driving gear, the driven gear, second that engage with a driven gear To motor output gear, main reducing gear driven gear Z ' is suitable for that main reducing gear will be come from for output after 402 reduction of speed of mode conversion device The power output of driving gear Z gives two front-wheels.
Rear-wheel motor generator drives two rear-wheels by deceleration mechanism.
Second specific embodiment according to the present invention, power drive system 1000 may include power source 100, double clutch 202, the first input shaft I and the second input shaft II, the first output shaft III and the second output shaft IV, transmitting jackshaft V, first electronic 302, three main reducing gear driving gear Z of generator, main reducing gear driven gear Z ', system dynamic output section 401, second mode Conversion equipment 403, rear-wheel motor generator.
Double clutch 202 has input terminal, the first output end and a second output terminal, the output end of power source 100 and it is double from The input terminal of clutch is connected.First input shaft I is connected with the first output end and the second input shaft II is connected with second output terminal, the Two input shafts II are coaxially set on the first input shaft I, are fixedly installed respectively on the first input shaft I and the second input shaft II At least one driving gear.It is set on first output shaft III and respectively at least one driven gear on second output shaft IV, the Overhead set on one output shaft III and in the second output shaft IV is provided with the driven gear Rb that reverses gear, at least one driven gear It is accordingly engaged at least one driving gear, driven gear and reverse gear driven gear Rb selectivity and accordingly output shaft Engagement.It is fixedly installed the first reverse idler gear Rm1 and the second reverse idler gear Rm2 on transmitting jackshaft V, first reverses gear Intermediate gear Rm1 is engaged with one at least one driving gear, the second reverse idler gear Rm2 and the driven tooth Rb wheel that reverses gear Engagement.
It includes that motor output gear, first be fixed on the first output shaft III are defeated that three masters, which subtract device driving gear Z, Gear, the second output gear being fixed on the second output shaft IV out, motor output gear and the first motor generator 302 Power coupling connection, main reducing gear driven gear Z ' are engaged with main reducing gear driving gear Z.Main reducing gear driven gear Z ' be The selective power coupling in power output portion 401 of uniting connects.
Second mode conversion equipment 403 be used for selective power coupling connect a transmitting jackshaft V and main reducing gear from Moving gear Z ', so that the power in ultromotivity in future source 100 successively passes through and transmitting jackshaft V, a second mode conversion equipment Main reducing gear driven gear Z ' is given in output after 402 reductions of speed.Main reducing gear driven gear Z ' is suitable for that main reducing gear driving tooth will be come from The power output of Z is taken turns to two front-wheels.
Rear-wheel motor generator drives two rear-wheels by deceleration mechanism.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three It is a etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc. Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect It connects, is also possible to be electrically connected or can communicate each other；It can be directly connected, can also indirectly connected through an intermediary, it can be with It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly.For this field For those of ordinary skill, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with 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 be directly above or diagonally above the second feature, or be merely representative of First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below " One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height 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 spy described in conjunction with this embodiment or example Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned Embodiment is changed, modifies, replacement and variant.

Claims (37)

1. a kind of power drive system of vehicle characterized by comprising
Power source；
First generator unit, first generator unit include the first motor generator and the first dynamoelectric and power generation Machine unit coupling part, first motor generator are connect with the first generator unit coupling part power coupling；
System dynamic output section；
First mode conversion equipment, wherein at least one of the power source and first generator unit with it is described System dynamic output section is connected or disconnected by the first mode conversion equipment power coupling；
Second mode conversion equipment, the power source and the first generator unit coupling part can pass through second mould Formula conversion equipment power coupling connects or disconnects, and the power source and the first generator unit coupling part can pass through institute The connection of second mode conversion equipment power coupling is stated, so that the power from the power source is successively passed through the second mode Output is to the first mode conversion equipment after conversion equipment, the first generator unit coupling part reduction of speed；
The second mode conversion equipment includes the second conversion equipment input unit, converter section, the second conversion equipment output section, described Power source is connect with the second conversion equipment input unit alternative power coupling, second conversion equipment output section and institute The connection of the first generator unit coupling part power coupling is stated, the power from the power source is suitable for successively by described the Output is to the described first electronic hair after two conversion equipment input units, the converter section, second conversion equipment output section reduction of speed Electric motor units coupling part.
2. the power drive system of vehicle according to claim 1, which is characterized in that first motor generator and institute State the connection of first mode conversion equipment power coupling, in the power source and first generator unit it is described at least One when being disconnected with the system dynamic output section by the first mode conversion equipment, the power of power source output is suitable It generates electricity in by first mode conversion equipment driving first motor generator.
3. the power drive system of vehicle according to claim 1, which is characterized in that the first mode conversion equipment packet Include the first conversion equipment input unit and the first conversion equipment output section, the first conversion equipment input unit and first conversion Device output section selectively engages, and the first conversion equipment input unit is connect with the power source alternative power coupling, The first conversion equipment input unit is connect with the first generator unit coupling part power coupling, first conversion The fixation of device output section is located on the system dynamic output section.
4. the power drive system of vehicle according to claim 3, which is characterized in that first generator unit Coupling part is main reducing gear driving gear.
5. the power drive system of vehicle according to claim 4, which is characterized in that the first conversion equipment input unit For main retarder driven gearwheel, the main reducing gear driven gear is engaged with the main reducing gear driving gear.
6. the power drive system of vehicle according to claim 3, which is characterized in that the first conversion equipment input unit On the semiaxis of the vehicle, first conversion equipment output section is set on the semiaxis of the vehicle empty set.
7. the power drive system of vehicle according to claim 3, which is characterized in that the first mode conversion equipment is also Including the first conversion equipment connector, the first conversion equipment connector is defeated for selectively synchronizing first conversion equipment Enter portion and first conversion equipment output section.
8. the power drive system of vehicle according to claim 7, which is characterized in that the first conversion equipment connector It is arranged in the first conversion equipment input unit or first conversion equipment output section.
9. the power drive system of vehicle according to claim 3, which is characterized in that first generator unit Coupling part can be connected or disconnected with the first conversion equipment input unit by the second mode conversion equipment power coupling.
10. the power drive system of vehicle according to claim 1, which is characterized in that the power source and described first Motor generator can be connected or disconnected by the second mode conversion equipment power coupling, so that the power from power source is suitable In by second mode conversion equipment driving the first motor generator power generation.
11. the power drive system of vehicle according to claim 1, which is characterized in that the second conversion equipment output Portion is connect with the first motor generator power coupling, and the power from the power source is suitable for passing sequentially through described second turn Changing device input unit, the converter section, second conversion equipment output section drive the first motor generator power generation.
12. the power drive system of vehicle according to claim 11, which is characterized in that the second conversion equipment input Portion is connect with the power source alternative power coupling, and the second conversion equipment input unit and the converter section are alternative Power coupling connection, the converter section are connect with second conversion equipment output section power coupling.
13. the power drive system of vehicle according to claim 12, which is characterized in that the second mode conversion equipment It further include the second conversion equipment connector, the second conversion equipment input unit and the converter section pass through second converting means Set the connection of connector selectivity power coupling.
14. the power drive system of vehicle according to claim 13, which is characterized in that the second mode conversion equipment Include:
Conversion equipment input shaft, the first conversion input gear is set on the conversion equipment input shaft, and first conversion is defeated Entering gear is the second conversion equipment input unit；
Conversion equipment output shaft, the conversion equipment output shaft are second conversion equipment output section；
Intermeshing first conversion gear and the second conversion gear, the first conversion gear empty set are defeated in the conversion equipment Enter on axis, second conversion gear is fixed on the conversion equipment output shaft, intermeshing first conversion gear It is converter section with second conversion gear.
15. the power drive system of 4 vehicles stated according to claim 1, which is characterized in that the second conversion equipment connector Be arranged in it is described first conversion input gear and first conversion gear in one on, it is described first conversion input gear and First conversion gear is selectively engaged by the second conversion equipment connector.
16. the power drive system of vehicle according to claim 13, which is characterized in that the second mode conversion equipment Include:
Conversion equipment input shaft, the conversion equipment input shaft are the second conversion equipment input unit；
Conversion equipment output shaft, the conversion equipment output shaft are second conversion equipment output section；
Intermeshing first conversion gear and the second conversion gear, the first conversion gear empty set are defeated in the conversion equipment Enter on axis, second conversion gear is fixed on the conversion equipment output shaft, intermeshing first conversion gear It is converter section with second conversion gear.
17. the power drive system of vehicle according to claim 16, which is characterized in that the second conversion equipment engagement Device is arranged on one in the conversion equipment input shaft and first conversion gear, the conversion equipment input shaft and institute The first conversion gear is stated to selectively engage by the second conversion equipment connector.
18. the power drive system of vehicle according to claim 17, which is characterized in that on the conversion equipment input shaft It is fixed with the first conversion input gear, the first conversion input gear and the power source alternative power coupling connect It connects.
19. the power drive system of vehicle described in 4 or 16 according to claim 1, which is characterized in that first dynamoelectric and power generation Machine unit coupling part is main deceleration driving gear, and the first mode conversion equipment includes main reducing gear driven gear, the master Retarder driving gear is engaged with the main reducing gear driven gear, and the main deceleration driving gear is fixed on the conversion equipment On output shaft.
20. the power drive system of vehicle according to claim 1, which is characterized in that the first motor generator list Member further includes rough lock, and first motor generator passes through the rough lock and the first generator unit coupling part Power coupling connection.
21. the power drive system of vehicle according to claim 1, which is characterized in that further include: variable-speed unit, it is described Variable-speed unit is connected with the power source alternative, by the power output of the power source, the variable-speed unit with it is described The connection of first mode conversion equipment power coupling, the variable-speed unit can pass through with the first generator unit coupling part The second mode conversion equipment power coupling connects or disconnects, the variable-speed unit and the first generator unit coupling Conjunction portion can be connected by the second mode conversion equipment power coupling, so that the power from the power source successively be passed through Output is to the first generator unit coupling part after the variable-speed unit, the second mode conversion equipment reduction of speed.
22. the power drive system of vehicle according to claim 21, which is characterized in that the variable-speed unit and described the One motor generator can be connected or disconnected by the second mode conversion equipment power coupling, the variable-speed unit and described the One motor generator can be connected by the second mode conversion equipment power coupling, thus by the power from the power source It successively exports by the variable-speed unit, the second mode conversion equipment to first motor generator, drives described the The power generation of one motor generator.
23. the power drive system of vehicle according to claim 21, which is characterized in that the variable-speed unit includes:
Variable-speed dynamic input unit, the variable-speed dynamic input unit are selectively engageable with the power source, described dynamic to transmit Power caused by power source；
Variable-speed dynamic output section；
Variable-speed unit output section, wherein the variable-speed dynamic output section is configured and adapted to come from the variable-speed dynamic input unit Power by the synchronization of variable-speed unit synchronizer by the power output to variable-speed unit output section, the variable-speed unit is defeated Portion is connect with the first mode conversion equipment power coupling out, the variable-speed dynamic output section and first motor generator Unit coupling part can be connected or disconnected by the second mode conversion equipment power coupling.
24. the power drive system of vehicle according to claim 23, which is characterized in that the variable-speed dynamic input unit packet At least one input shaft is included, each input shaft is selectively engageable with the power source, on each input shaft It is provided at least one driving gear；
The variable-speed dynamic output section includes: at least one output shaft, and it is driven to be provided at least one on each output shaft Gear, the driven gear are engaged with the accordingly driving gear；
The variable-speed unit output section is at least one main reducing gear driving gear, at least one described main reducing gear driving gear It is fixed at least one described output shaft correspondingly.
25. the power drive system of vehicle according to claim 24, which is characterized in that one of them described driven gear It can be connected or disconnected by the second mode conversion equipment power coupling with the first generator unit coupling part.
26. the power drive system of vehicle according to claim 1, which is characterized in that the powertrain of the vehicle System has the first power source drive mode, when the power drive system of the vehicle is in the first power source drive mode, First generator unit does not work, and the power source and the system dynamic output section are turned by the first mode The connection of changing device power coupling, the power of the power source output pass sequentially through the first mode conversion equipment and export to described System dynamic output section.
27. the power drive system of vehicle according to claim 1, which is characterized in that the powertrain of the vehicle System has the second power source drive mode, when the power drive system of the vehicle is in the second power source drive mode, First generator unit does not work, and the power source and the system dynamic output section are turned by the first mode The connection of changing device power coupling, the first generator unit coupling part and the first mode conversion equipment pass through described The power of the connection of second mode conversion equipment power coupling, the power source output passes through the second mode conversion equipment reduction of speed Afterwards, it exports by the first generator unit coupling part to the first mode conversion equipment, then passes through described first Mode conversion device is exported to the system dynamic output section.
28. the power drive system of vehicle according to claim 1, which is characterized in that the powertrain of the vehicle System has pure electric vehicle drive mode, and the power drive system of the vehicle is in the pure electric vehicle drive mode, the power source It does not work, first generator unit and the system dynamic output section pass through the first mode conversion equipment power It is of coupled connections, the power of the first generator unit output is exported by the first mode conversion equipment to the system Unite power output portion.
29. the power drive system of vehicle according to claim 1, which is characterized in that the powertrain of the vehicle System has the first mixed dynamic drive mode, when the power drive system of the vehicle is in the first mixed dynamic drive mode, the power Source and first generator unit work, and the power source and the system dynamic output section pass through first mould The connection of formula conversion equipment power coupling, first generator unit and the system dynamic output section pass through described first The power of the connection of mode conversion device power coupling, the power source output is exported by the first mode conversion equipment to institute System dynamic output section is stated, the power of the first generator unit output is exported by the first mode conversion equipment To the system dynamic output section.
30. the power drive system of vehicle according to claim 1, which is characterized in that the powertrain of the vehicle System has the second mixed dynamic drive mode, when the power drive system of the vehicle is in the second mixed dynamic drive mode, the power Source and first generator unit work,
First generator unit and the system dynamic output section pass through the first mode conversion equipment power coupling Connection is closed, the power source and the first generator unit coupling part pass through the second mode conversion equipment power coupling Connection is closed, the power of the power source output passes sequentially through the second mode conversion equipment, the first motor generator list First coupling part, the first mode conversion equipment are exported to the system dynamic output section, first generator unit The power of output is exported by the first mode conversion equipment to the system dynamic output section.
31. the power drive system of vehicle according to claim 1, which is characterized in that the powertrain of the vehicle System have first it is counter drag start-up mode, the power drive system of the vehicle in described first it is counter drag start-up mode, described the The power of one generator unit output is exported by the first mode conversion equipment and drives described move to the power source The starting of power source.
32. the power drive system of vehicle according to claim 10, which is characterized 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 The power of one generator unit output is exported by the second mode conversion equipment and drives described move to the power source The starting of power source.
33. the power drive system of vehicle according to claim 1, which is characterized 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 first driving power generation mode Power source work, the power source and the system dynamic output section are connected by the first mode conversion equipment power coupling It connects, first generator unit and the system dynamic output section pass through the first mode conversion equipment power coupling Connection, a part of power of the power source output is exported by the first mode conversion equipment to be exported to the system dynamic Portion, another part power of power source output pass sequentially through the first mode conversion equipment export it is electronic to described first Generator unit drives the first generator unit power generation.
34. the power drive system of vehicle according to claim 10, which is characterized 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 second driving power generation mode Power source work, the power source and the system dynamic output section are connected by the first mode conversion equipment power coupling It connects, the power source is connect with first motor generator by the second mode conversion equipment power coupling, described dynamic A part of power of power source output is exported by the first mode conversion equipment to the system dynamic output section, the power Another part power of source output passes sequentially through the second mode conversion equipment and exports to first motor generator, driving The first motor generator power generation.
35. the power drive system of vehicle according to claim 1, which is characterized 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, First generator unit and the system dynamic output section are connected by the first mode conversion equipment power coupling It connects, the power of the wheel from the vehicle passes sequentially through the system dynamic output section, the first mode conversion equipment drives Move the first generator unit power generation.
36. the power drive system of vehicle according to claim 22, which is characterized in that the powertrain of the vehicle System 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, The power of wheel from the vehicle passes sequentially through the system dynamic output section, the first mode conversion equipment, described Variable-speed unit, the second mode conversion equipment drive the first motor generator power generation.
37. a kind of vehicle, which is characterized in that the powertrain including vehicle described according to claim 1 any one of -36 System.
CN201610934336.4A 2016-10-31 2016-10-31 Power drive system and vehicle with it Active CN108016282B (en)

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