CN105480078A - Flat arrangement structure of hybrid power cross-country vehicle assembly - Google Patents
Flat arrangement structure of hybrid power cross-country vehicle assembly Download PDFInfo
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- CN105480078A CN105480078A CN201511028687.0A CN201511028687A CN105480078A CN 105480078 A CN105480078 A CN 105480078A CN 201511028687 A CN201511028687 A CN 201511028687A CN 105480078 A CN105480078 A CN 105480078A
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- 239000000725 suspension Substances 0.000 claims abstract description 35
- 239000002828 fuel tank Substances 0.000 claims description 7
- 230000005855 radiation Effects 0.000 claims 3
- 230000003584 silencer Effects 0.000 claims 2
- 230000001360 synchronised effect Effects 0.000 abstract description 13
- 239000003638 chemical reducing agent Substances 0.000 abstract description 5
- 230000005484 gravity Effects 0.000 abstract description 3
- 230000017525 heat dissipation Effects 0.000 description 13
- 230000005540 biological transmission Effects 0.000 description 8
- 238000001816 cooling Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009194 climbing Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units
- 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 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 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/40—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 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 assembly or relative disposition of components
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Hybrid Electric Vehicles (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
本发明涉及一种混合动力越野汽车总成平板化布置结构，属于电动越野汽车技术领域。包括左前电动轮、右前电动轮、左后电动轮、右后电动轮、左前双横臂独立悬架、右前双横臂独立悬架、左后双横臂独立悬架、右后双横臂独立悬架，还包括高转速柴油发动机和永磁同步发电机总成，所述高转速柴油发动机与永磁同步发电机总成纵向布置于底盘框架总成前部；所述左前电动轮、右前电动轮、左后电动轮、右后电动轮均由四轮分布式轮毂电机、带行星减速器、制动器和车轮集成；本发明直接将轮毂电机驱动系统集成在车轮端，整车布置极为简洁，可在保持高越野性能的前提下，整车重心高度进一步降低，提高车辆行驶稳定性。
The invention relates to a planar arrangement structure of a hybrid off-road vehicle assembly, which belongs to the technical field of electric off-road vehicles. Including left front electric wheel, right front electric wheel, left rear electric wheel, right rear electric wheel, left front double wishbone independent suspension, right front double wishbone independent suspension, left rear double wishbone independent suspension, right rear double wishbone independent suspension The suspension also includes a high-speed diesel engine and a permanent magnet synchronous generator assembly, the high-speed diesel engine and permanent magnet synchronous generator assembly are longitudinally arranged at the front of the chassis frame assembly; the left front electric wheel, right front electric wheel Wheels, left rear electric wheels, and right rear electric wheels are all integrated by four-wheel distributed hub motors, planetary reducers, brakes and wheels; the invention directly integrates the hub motor drive system at the wheel end, and the layout of the whole vehicle is extremely simple, which can On the premise of maintaining high off-road performance, the height of the center of gravity of the vehicle is further reduced to improve the driving stability of the vehicle.
Description
技术领域technical field
本发明涉及电动越野汽车技术领域，具体涉及一种混合动力越野汽车总成平板化布置结构。The invention relates to the technical field of electric off-road vehicles, in particular to a planar assembly structure of a hybrid off-road vehicle.
背景技术Background technique
越野汽车由于经常通过复杂苛刻路况，对车辆的攀爬能力及通过性要求很高，往往采用全驱方式。以往的传动形式一般采用动力总成前端纵向布置机械全驱、动力总成前横置机械驱动加后端并联式桥电机驱动两种方式，且必须安装分动器、主驱动轴及轮边驱动半轴等传动装置。由于越野汽车高通过性要求，车辆底盘离地不能降低，从而上述驱动形式抬高了车辆地板高度，这对车辆空间利用率和重心高度带来了很大影响。Off-road vehicles often use all-wheel drive because they often pass through complex and harsh road conditions and have high requirements on the climbing ability and passability of the vehicle. In the past, the transmission form generally adopts two methods: longitudinally arranged mechanical full drive at the front end of the powertrain, and horizontal mechanical drive at the front of the powertrain plus parallel bridge motor drive at the rear end, and transfer case, main drive shaft and wheel drive must be installed. Transmission devices such as half shafts. Due to the high passability requirements of off-road vehicles, the vehicle chassis cannot be lowered from the ground, so the above-mentioned driving form raises the height of the vehicle floor, which has a great impact on the vehicle space utilization and the height of the center of gravity.
发明内容Contents of the invention
本发明的目的就是针对现有技术的缺陷，提供一种混合动力越野汽车总成平板化布置结构。The purpose of the present invention is to provide a hybrid off-road vehicle assembly planar arrangement structure for the defects of the prior art.
本发明采用的技术方案是：包括左前电动轮、右前电动轮、左后电动轮、右后电动轮、左前双横臂独立悬架、右前双横臂独立悬架、左后双横臂独立悬架、右后双横臂独立悬架，所述左前电动轮、右前电动轮、左后电动轮、右后电动轮分别通过左前双横臂独立悬架、右前双横臂独立悬架、左后双横臂独立悬架、右后双横臂独立悬架承载支撑构成底盘框架总成，还包括高转速柴油发动机和永磁同步发电机总成，所述高转速柴油发动机与永磁同步发电机总成纵向布置于底盘框架总成前部；所述左前电动轮、右前电动轮、左后电动轮、右后电动轮均由四轮分布式轮毂电机、带行星减速器、制动器和车轮集成；所述右前电动轮、右后电动轮的轮毂电机均与右侧轮毂电机控制器电连接，所述左前电动轮、左后电动轮的轮毂电机均与左侧轮毂电机控制器电连接，所述右侧轮毂电机控制器、左侧轮毂电机控制器分别布置于底盘框架总成后部左右两侧，所述右侧轮毂电机控制器、左侧轮毂电机控制器分别与整车控制器连接；所述永磁同步发电机电连接发电机控制器，所述发电机控制器布置于底盘框架总成左侧后部，所述发电机控制器与整车控制器电连接；所述整车控制器布置于底盘框架总成前部。The technical solution adopted in the present invention is: including left front electric wheel, right front electric wheel, left rear electric wheel, right rear electric wheel, left front double wishbone independent suspension, right front double wishbone independent suspension, left rear double wishbone independent suspension Frame, right rear double wishbone independent suspension, the left front electric wheel, right front electric wheel, left rear electric wheel, right rear electric wheel respectively through left front double wishbone independent suspension, right front double wishbone The double-wishbone independent suspension and the right rear double-wishbone independent suspension load-bearing support form the chassis frame assembly, which also includes a high-speed diesel engine and a permanent magnet synchronous generator assembly. The high-speed diesel engine and permanent magnet synchronous generator assembly The assembly is longitudinally arranged at the front of the chassis frame assembly; the left front electric wheel, right front electric wheel, left rear electric wheel, and right rear electric wheel are all integrated with four-wheel distributed hub motors, belt planetary reducers, brakes and wheels; The wheel hub motors of the right front electric wheel and the right rear electric wheel are all electrically connected to the right wheel hub motor controller, and the wheel hub motors of the left front electric wheel and the left rear electric wheel are all electrically connected to the left wheel hub motor controller. The right wheel hub motor controller and the left wheel hub motor controller are respectively arranged on the left and right sides of the rear of the chassis frame assembly, and the right wheel hub motor controller and the left wheel hub motor controller are respectively connected to the vehicle controller; The permanent magnet synchronous generator is electrically connected to a generator controller, and the generator controller is arranged at the left rear part of the chassis frame assembly, and the generator controller is electrically connected to the vehicle controller; the vehicle controller is arranged At the front of the chassis frame assembly.
进一步优选的结构，所述高转速柴油发动机内置发动机集成式散热中冷模块，所述发动机集成式散热中冷模块固定在高转速柴油发动机前端。In a further preferred structure, the high-speed diesel engine has a built-in engine-integrated heat dissipation and intercooler module, and the engine-integrated heat dissipation and intercooler module is fixed at the front end of the high-speed diesel engine.
进一步优选的结构，所述高转速柴油发动机前端一侧布置发动机进气系统。In a further preferred structure, an engine air intake system is arranged on one side of the front end of the high-speed diesel engine.
进一步优选的结构，所述永磁同步发电机总成与四轮分布式轮毂电机内置集成式散热模块，所述集成式散热模块固定在发动机集成式散热中冷模块前端。In a further preferred structure, the permanent magnet synchronous generator assembly and the four-wheel distributed in-wheel motor have a built-in integrated heat dissipation module, and the integrated heat dissipation module is fixed at the front end of the integrated heat dissipation and intercooler module of the engine.
进一步优选的结构，所述左后电动轮、右后电动轮上布置驻车制动器。In a further preferred structure, parking brakes are arranged on the left rear electric wheel and the right rear electric wheel.
进一步优选的结构，还包括排气管、消声器，所述排气管、消声器纵向布置于底盘框架总成中部。A further preferred structure further includes an exhaust pipe and a muffler, and the exhaust pipe and the muffler are longitudinally arranged in the middle of the chassis frame assembly.
进一步优选的结构，还包括油箱总成，所述油箱总成固定在后轮罩后端。A further preferred structure also includes a fuel tank assembly, and the fuel tank assembly is fixed at the rear end of the rear wheel housing.
进一步优选的结构，还包括动力电池组，所述动力电池组布置于底盘框架总成后部。A further preferred structure further includes a power battery pack arranged at the rear of the chassis frame assembly.
本发明相对传统越野汽车，由高转速柴油发动机与发电机及动力电池组替代原有的低速大扭矩发动机总成动力系统，由四轮分布式轮毂电机集成轮边行星减速器总成替代原有的变速箱、分动箱、传动轴、驱动桥等传动驱动系统，由行驻一体式轮边驻车制动器替代原有的中央鼓式驻车制动及轮边行车制动系统，平板化承载式车体替代原有的中央大鼓包式地板结构，转向助力方式采用电动液压助力替代原有的发动机液压助力系统，新增轮毂电机及发电机冷却模块。Compared with the traditional off-road vehicle, the present invention replaces the original low-speed high-torque engine assembly power system by a high-speed diesel engine, generator and power battery pack, and replaces the original by a four-wheel distributed hub motor integrated wheel planetary reducer assembly Transmission and drive systems such as gearboxes, transfer cases, drive shafts, drive axles, etc., the original central drum parking brake and wheel-side service brake system are replaced by the integrated wheel-side parking brake, and the flat load The car body replaces the original central bulge-type floor structure, the steering assist method adopts electro-hydraulic assist to replace the original engine hydraulic assist system, and a hub motor and generator cooling module are added.
本发明在传统4×4汽车的基础上，由于取消了离合器、变速器、分动箱、主传动轴、驱动半轴，直接将轮毂电机驱动系统集成在车轮端，整车布置极为简洁，车内空间利用率相对I型传动车辆提高66％，比H型传动车辆提高33％，可在保持高越野性能的前提下，整车重心高度进一步降低，提高车辆行驶稳定性；同时可通过增加驱动轴数极为方便的拓展出6×6、8×8等车型，车辆具有很高的模块化与通用化；由于取消了驱动半轴，特别适用于独立悬架安装结构，为车辆操纵稳定性的优化提供了更大的空间。Based on the traditional 4×4 automobile, the present invention eliminates the clutch, transmission, transfer case, main transmission shaft, and driving half shaft, and directly integrates the hub motor drive system at the wheel end, so that the layout of the whole vehicle is extremely simple, and the interior of the vehicle Compared with the I-type transmission vehicle, the space utilization rate is 66% higher than that of the H-type transmission vehicle, and it is 33% higher than that of the H-type transmission vehicle. On the premise of maintaining high off-road performance, the height of the center of gravity of the vehicle can be further reduced, and the driving stability of the vehicle can be improved; at the same time, the drive shaft can be increased The number is extremely convenient to expand 6×6, 8×8 and other models, and the vehicle has a high degree of modularization and generalization; due to the cancellation of the driving half shaft, it is especially suitable for the independent suspension installation structure, which is optimized for vehicle handling stability Provides more space.
附图说明Description of drawings
图1是本发明结构示意图。Fig. 1 is a schematic diagram of the structure of the present invention.
图中，1-右前电动轮、2-右前双横臂独立悬架、3-发动机集成式散热中冷模块、4-发动机进气系统、5-高转速柴油发动机、6-永磁同步发电机总成、7-排气管、8-消声器、9-右侧轮毂电机控制器、10-动力电池组、11-右后双横臂独立悬架、12-右后电动轮、13-油箱总成、14-集成式散热模块、15-左前电动轮、16-左前双横臂独立悬架、17-整车控制器、18-转向管柱、19-方向盘、20-高压线缆、21-发电机控制器、22-电动助力系统、23-左侧轮毂电机控制器、24-左后电动轮、25-左后双横臂独立悬架、26-安装横梁。In the figure, 1-right front electric wheel, 2-right front double wishbone independent suspension, 3-engine integrated heat dissipation and intercooling module, 4-engine air intake system, 5-high-speed diesel engine, 6-permanent magnet synchronous generator Assembly, 7-exhaust pipe, 8-muffler, 9-right hub motor controller, 10-power battery pack, 11-right rear double wishbone independent suspension, 12-right rear electric wheel, 13-fuel tank assembly 14-Integrated cooling module, 15-Left front electric wheel, 16-Left front double wishbone independent suspension, 17-Vehicle controller, 18-Steering column, 19-Steering wheel, 20-High voltage cable, 21- Generator controller, 22-electric power assist system, 23-left hub motor controller, 24-left rear electric wheel, 25-left rear double wishbone independent suspension, 26-installation beam.
具体实施方式detailed description
下面结合附图和具体实施例对本发明作进一步的详细说明，便于清楚地了解本发明，但它们不对本发明构成限定。The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments to facilitate a clear understanding of the present invention, but they do not limit the present invention.
如图1所示，本发明包括包括左前电动轮15、右前电动轮1、左后电动轮24、右后电动轮12、左前双横臂独立悬架16、右前双横臂独立悬架2、左后双横臂独立悬架25、右后双横臂独立悬架11，所述左前电动轮15、右前电动轮1、左后电动轮24、右后电动轮12分别通过左前双横臂独立悬架16、右前双横臂独立悬架2、左后双横臂独立悬架25、右后双横臂独立悬架11承载支撑构成底盘框架总成，还包括高转速柴油发动机5和永磁同步发电机总成6，所述高转速柴油发动机5与永磁同步发电机总成6纵向布置于底盘框架总成前部；所述左前电动轮15、右前电动轮1、左后电动轮24、右后电动轮12均由四轮分布式轮毂电机、带行星减速器、制动器和车轮集成；所述右前电动轮1、右后电动轮12的轮毂电机均与右侧轮毂电机控制器9电连接，所述左前电动轮15、左后电动轮24的轮毂电机均与左侧轮毂电机控制器23电连接，所述右侧轮毂电机控制器9、左侧轮毂电机控制器23分别布置于底盘框架总成后部左右两侧，所述右侧轮毂电机控制器9、左侧轮毂电机控制器23分别通过高压线缆20与整车控制器17连接；所述永磁同步发电机6电连接发电机控制器21，所述发电机控制器21布置于底盘框架总成左侧后部，所述发电机控制器21通过高压线缆20与整车控制器17电连接；所述整车控制器17布置于底盘框架总成前部。As shown in Fig. 1, the present invention includes left front electric wheel 15, right front electric wheel 1, left rear electric wheel 24, right rear electric wheel 12, left front double wishbone independent suspension 16, right front double wishbone independent suspension 2, Left rear double-wishbone independent suspension 25, right rear double-wishbone independent suspension 11, said left front electric wheel 15, right front electric wheel 1, left rear electric wheel 24, right rear electric wheel 12 independently through left front double wishbone Suspension 16, right front double-wishbone independent suspension 2, left rear double-wishbone independent suspension 25, right rear double-wishbone independent suspension 11 bearing support constitutes the chassis frame assembly, which also includes high-speed diesel engine 5 and permanent magnet The synchronous generator assembly 6, the high-speed diesel engine 5 and the permanent magnet synchronous generator assembly 6 are longitudinally arranged at the front of the chassis frame assembly; the left front electric wheel 15, the right front electric wheel 1, and the left rear electric wheel 24 , the right rear electric wheel 12 are all integrated by four-wheel distributed hub motors, belt planetary reducers, brakes and wheels; connection, the hub motors of the left front electric wheel 15 and the left rear electric wheel 24 are electrically connected with the left hub motor controller 23, and the right hub motor controller 9 and the left hub motor controller 23 are respectively arranged on the chassis On the left and right sides of the rear of the frame assembly, the right hub motor controller 9 and the left hub motor controller 23 are respectively connected to the vehicle controller 17 through a high-voltage cable 20; the permanent magnet synchronous generator 6 is electrically connected to Generator controller 21, the generator controller 21 is arranged at the left rear part of the chassis frame assembly, and the generator controller 21 is electrically connected with the vehicle controller 17 through a high-voltage cable 20; the vehicle control The device 17 is arranged at the front of the chassis frame assembly.
上述技术方案中，所述高转速柴油发动机5内置发动机集成式散热中冷模块3，所述发动机集成式散热中冷模块3固定在高转速柴油发动机5前端。所述高转速柴油发动机5前端一侧布置发动机进气系统4。In the above technical solution, the high-speed diesel engine 5 has a built-in engine-integrated heat dissipation and intercooler module 3 , and the engine-integrated heat dissipation and intercooler module 3 is fixed at the front end of the high-speed diesel engine 5 . The engine intake system 4 is arranged on the front end side of the high-speed diesel engine 5 .
上述技术方案中，所述永磁同步发电机总成6与四轮分布式轮毂电机内置集成式散热模块14，所述集成式散热模块14固定在发动机集成式散热中冷模块3前端。所述左后电动轮24、右后电动轮12上布置驻车制动器。所述排气管7、消声器8纵向布置于底盘框架总成中部。还包括油箱总成13，所述油箱总成13固定在后轮罩后端。还包括动力电池组10，所述动力电池组10布置于底盘框架总成后部。In the above technical solution, the permanent magnet synchronous generator assembly 6 and the four-wheel distributed in-wheel motor have built-in integrated heat dissipation modules 14, and the integrated heat dissipation modules 14 are fixed at the front end of the engine integrated heat dissipation intercooler module 3. Parking brakes are arranged on the left rear electric wheel 24 and the right rear electric wheel 12 . The exhaust pipe 7 and the muffler 8 are longitudinally arranged in the middle of the chassis frame assembly. It also includes a fuel tank assembly 13, which is fixed at the rear end of the rear wheel housing. It also includes a power battery pack 10, and the power battery pack 10 is arranged at the rear of the chassis frame assembly.
本发明高转速柴油发动机5与永磁同步发电机总成6前置纵向布置，高转速柴油发动机5采用集成式散热中冷模块3，固定在高转速柴油发动机5前端；四轮分布式轮毂电机带行星减速器、制动器与车轮集成右前电动轮1、右后电动轮12、左前电动轮15、左后电动轮24；驻车制动器安装在左后电动轮24、右后电动轮12上；前后电动轮均通过双横臂独立悬架2、11、16、25承载，双横臂独立悬架2、11、16、25通过安装纵梁与安装横梁26实现支撑；转向助力采用电动助力系统22，转向管柱18、方向盘19仍采用循环球式转向机转向梯形结构；永磁同步发电机总成6与四轮轮毂电机采用集成式散热模块14，固定在发动机冷却模块3前端；排气管7、消声器8充分利用第二排座椅下方空间，油箱总成13则固定在后轮罩后端，以减小对后舱乘员乘坐影响；整车控制器17等低压器件固定在前部机舱；右前、右后轮毂电机共用一个右侧轮毂电机控制器9，左前、左后轮毂电机共用一个左侧轮毂电机控制器23；考虑到后舱乘员上下车方便性及车辆前后轴荷分配，动力电池组10、轮毂电机控制器9、23在车内中后舱过渡区域安装；由于中部取消了分动箱、传动轴，车身地板采用平板化结构。The high-speed diesel engine 5 and the permanent magnet synchronous generator assembly 6 of the present invention are longitudinally arranged in front, and the high-speed diesel engine 5 adopts an integrated heat dissipation and intercooling module 3, which is fixed at the front end of the high-speed diesel engine 5; four-wheel distributed hub motors With planetary reducer, brake and wheel integrated right front electric wheel 1, right rear electric wheel 12, left front electric wheel 15, left rear electric wheel 24; parking brake installed on left rear electric wheel 24, right rear electric wheel 12; front and rear The electric wheels are carried by the double-wishbone independent suspension 2, 11, 16, 25, and the double-wishbone independent suspension 2, 11, 16, 25 is supported by installing the longitudinal beam and the installation beam 26; the power steering adopts the electric power assist system 22 , the steering column 18 and the steering wheel 19 still adopt the recirculating ball steering gear steering trapezoidal structure; the permanent magnet synchronous generator assembly 6 and the four-wheel hub motor adopt an integrated heat dissipation module 14, which is fixed at the front end of the engine cooling module 3; the exhaust pipe 7. The muffler 8 makes full use of the space under the second row of seats, and the fuel tank assembly 13 is fixed at the rear end of the rear wheel cover to reduce the impact on the passengers in the rear cabin; low-voltage components such as the vehicle controller 17 are fixed in the front cabin The right front and right rear hub motors share a right hub motor controller 9, and the left front and left rear hub motors share a left hub motor controller 23; considering the convenience of getting on and off the rear cabin crew and the front and rear axle load distribution of the vehicle, the power The battery pack 10 and hub motor controllers 9 and 23 are installed in the middle and rear cabin transition area in the car; since the transfer case and drive shaft are canceled in the middle, the body floor adopts a flat structure.
本说明书未作详细描述的内容属于本领域专业技术人员公知的现有技术。The content not described in detail in this specification belongs to the prior art known to those skilled in the art.
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