CN114104114A - 一种港口集装箱运输车分布式底盘 - Google Patents

一种港口集装箱运输车分布式底盘 Download PDF

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CN114104114A
CN114104114A CN202111403392.2A CN202111403392A CN114104114A CN 114104114 A CN114104114 A CN 114104114A CN 202111403392 A CN202111403392 A CN 202111403392A CN 114104114 A CN114104114 A CN 114104114A
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bridge
steering
chassis
hydraulic
container transport
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吴强
霍彪
杨荣
高逸
陈相奇
孙凤娟
张海军
刘继权
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Xuzhou Xugong Port Machinery Co ltd
Tianjin Port Co ltd
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Xuzhou Xugong Port Machinery Co ltd
Tianjin Port Co ltd
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Priority to CN202111403392.2A priority Critical patent/CN114104114A/zh
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
    • B62D21/18—Understructures, i.e. chassis frame on which a vehicle body may be mounted characterised by the vehicle type and not provided for in groups B62D21/02 - B62D21/17
    • B62D21/20—Understructures, i.e. chassis frame on which a vehicle body may be mounted characterised by the vehicle type and not provided for in groups B62D21/02 - B62D21/17 trailer type, i.e. a frame specifically constructed for use in a non-powered vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
    • B60B35/003—Steerable axles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
    • B60B35/12—Torque-transmitting axles
    • B60B35/121—Power-transmission from drive shaft to hub
    • 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
    • B60K1/00—Arrangement or mounting of electrical propulsion units
    • 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
    • B60K1/00—Arrangement or mounting of electrical propulsion units
    • B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B60K6/24—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the combustion engines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/26—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the motors or the generators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/12—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid
    • B60T13/14—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid using accumulators or reservoirs fed by pumps
    • B60T13/141—Systems with distributor valve
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
    • B62D21/09—Means for mounting load bearing surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B62D5/062—Details, component parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B62D5/09—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle characterised by means for actuating valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B62D5/10—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle characterised by type of power unit
    • 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
    • B60K1/00—Arrangement or mounting of electrical propulsion units
    • B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
    • B60K2001/0405—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
    • B60K2001/0444—Arrangement on a trailer
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/62—Hybrid vehicles

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

本发明公开了一种港口集装箱运输车分布式底盘，所述底盘包括：所述动力系统一侧设有冷却系统，另一侧设有电气系统，所述底盘架底部从车头至车尾分别架设一桥、二桥、三桥和四桥，其中一桥、四桥为转向桥，二桥、三桥为驱动转向桥，每根桥两端均设有悬挂系统；所述动力系统用于为驱动系统提供动力；所述驱动系统包括驱动电机，所述驱动电机通过传动轴与二桥和三桥传动连接；所述液压系统包括液压转向系统、液压制动系统、泵站和蓄能器，所述泵站为蓄能器打压，为液压转向系统和液压制动系统提供压力，用于液压系统控制行车转向、行车制动和驻车制动。

Description

一种港口集装箱运输车分布式底盘
技术领域
本发明涉及一种港口集装箱运输车分布式底盘，属于运输车技术领域。
背景技术
集装箱卡车由操作司机人工驾驶，采用传统汽车结构形式，空气制动，悬挂采用板簧减震，柴油机驱动，转向系统由方向盘带动转向拉杆实现，只能实现单向行驶，传统港口集装箱运输车底盘由动力系统、驱动系统、转向系统、悬挂系统、液压系统等部件组成，现有动力系统主要有柴油机、油电混动、纯电池组等动力模式；驱动系统主要变速箱+传动轴+刚性桥的机械传动和电机驱动刚性桥等驱动模式；转向系统由液压油缸伸缩实现，实现±35°的转向角度；驱动系统主要变速箱+传动轴+刚性桥的机械传动和电机驱动刚性桥等驱动模式，传动链长，故障率高，传动效率低，机械能制动损失，难以回收；
转向系统由液压油缸伸缩实现，实现±35°的转向角度，转向模式不灵活，只有直线行驶和八字转向行驶模式，车辆机动性不高，现有技术中电池组和驱动电机为散热方式为自然冷却，散热性能差。
发明内容
本发明的目的在于提供一种港口集装箱运输车分布式底盘，以解决现有技术的缺陷。
一种港口集装箱运输车分布式底盘，所述底盘包括：
动力系统，所述动力系统一侧设有冷却系统，另一侧设有电气系统，所述底盘架底部从车头至车尾分别架设一桥、二桥、三桥和四桥，其中一桥、四桥为转向桥，二桥、三桥为驱动转向桥，每根桥两端均设有悬挂系统；
驱动系统，所述动力系统用于为驱动系统提供动力；所述驱动系统包括驱动电机，所述驱动电机通过传动轴与二桥和三桥传动连接；
液压系统，所述液压系统包括液压转向系统、液压制动系统、泵站和蓄能器，所述泵站为蓄能器打压，为液压转向系统和液压制动系统提供压力，用于液压系统控制行车转向、行车制动和驻车制动。
进一步地，所述液压转向系统包括转向控制阀和转向油缸；所述液压制动系统包括驻车制动阀和行车制动阀；所述蓄能器通过控制器对转向控制阀、驻车制动阀、行车制动阀实现单轴转角控制和行车制动。
进一步地，所述动力系统采用模块化安装在底盘架，所述动力系统包括气电混动、油电混动、纯电池组和氢燃料电池。
进一步地，所述冷却系统包括驱动电机、散热风扇和泵站内的电机集成水泵，所述电机集成水泵带动冷却液流动流经散热风扇，实现冷却。
进一步地，所述底盘架设有多组用于引导集装箱装卸的引导块。
进一步地，所述底盘架前后均设有车头覆盖件和导航系统。
进一步地，所述底盘架前后设有支腿和保险杠。
进一步地，所述底盘架设有自动充电座和手动充电座。
进一步地，所述液压转向系统控制一桥、二桥、三桥和四桥能够实现斜行转向模式、前半八字转向模式、后半八字转向模式和八字转向模式。
与现有技术相比，本发明所达到的有益效果：
港口集装箱运输车分布式底盘，具有传动系统、动力系统、驱动系统、液压转向系统、液压制动系统、悬挂系统、冷却系统等，满足整车各部件安装及运动空间要求。
动力系统实行模块化设计，可替换为气电混动、油电混动、纯电池组和氢燃料电池等，满足多种作业环境要求。
可实现斜行转向模式、前半八字转向模式、后半八字转向模式和八字转向模式四种模式转向，转弯半径更小，行进路线更为灵活，提高港区道路空间利用率。
冷却系统由驱动电机和泵站内的电机集成水泵带动冷却液流动流经散热风扇，采用水冷和风冷结合的方式，冷却效率高；
港口集装箱运输车分布式底盘通过驱动电机与传动轴传动，中间两桥为驱动桥，四桥均为转向桥，大大提升了重载时整机的稳定性，整车各部件均匀布置满足安装运动及维修空间充；
本发明提供港口集装箱运输车分布式底盘，满足整车各部件安装空间要求，实现各部件功能，可实现整机多模式转向以及通用互换要求。
附图说明
图1是本发明港口集装箱运输车分布式底盘结构图；
图2是本发明驱动系统示意图；
图3是本发明液压系统示意图；
图4是本发明港口集装箱运输车分布式底盘转向模式示意图；
图中：1、保险杠；2、导航系统；3、支腿；4、传动系统；5、冷却系统；6、动力系统；7、电气系统；8、一桥；9、二桥；10、引导块；11、三桥；12、四桥。
具体实施方式
为使本发明实现的技术手段、创作特征、达成目的与功效易于明白了解，下面结合具体实施方式，进一步阐述本发明。
如图1-图4所示，公开了一种港口集装箱运输车分布式底盘，底盘上各部件采用强弱电分离、油水管路和电气元件分开布置为总原则，管线布置强电、弱电、水路分离布置，整机采用模块化设计，采用不同的动力系统时，快速实现安装和替换，所述底盘包括：
动力系统4，所述动力系统一侧设有冷却系统5，另一侧设有电气系统7，所述底盘架底部一端通过悬挂系统布设一桥8和二桥9，另一端通过悬挂系统布设三桥11和四桥12；所述动力系统采用模块化安装在底盘架，满足各种动力模块的安装要求，各动力模块采用通用化设计，可实现各种动力模块快换要求，所述动力系统包括气电混动、油电混动、纯电池组和氢燃料电池；
气电混动模式由LNG发动机+发电机，与电池组组成混合动力系统；油电混动模式柴油发动机+发电机，与电池组组成混合动力系统；纯电模式主要有纯电池组和氢燃料电池等型式，在本实施例中主要以纯电池组为动力系统；
如图2所示，驱动系统，所述动力系统用于为驱动系统提供动力；所述驱动系统包括驱动电机，所述驱动电机通过传动轴与二桥和三桥传动连接；在本实施例中从左至右为一桥、二桥、三桥和四桥；其中二桥和三桥作为驱动桥；
如图2所示，液压系统，所述液压系统包括液压转向系统、液压制动系统、泵站和蓄能器，所述泵站为蓄能器打压，为液压转向系统和液压制动系统提供压力，用于液压系统控制行车转向、行车制动和驻车制动；所述液压转向系统包括转向控制阀和转向油缸；所述液压制动系统包括驻车制动阀和行车制动阀；所述蓄能器通过控制器对转向控制阀、驻车制动阀、行车制动阀实现单轴转角控制和行车制动。整车共布置八个蓄能器，其中两个为行车制动提供压力，六个为转向油缸提供压力，满足转向制动快速响应需求。
本实施例中，所述冷却系统由驱动电机和泵站内的电机集成水泵带动冷却液流动流经散热风扇，采用水冷和风冷结合的方式，冷却效率高。所述冷却系统由驱动电机和泵站内的电机集成和电池组热平衡管理系统，满足发电机及控制器、驱动电机及控制器冷却要求，满足电池组充电、放电过程中电芯冷却、加热及恒温要求。 各冷却系统采用就近分布式布置，减少管路能量损失，当某一冷却系统发生故障时，其他冷却系统可以正常工作。
本实施例中，所述底盘架设有多组引导块10，引导块便于安装或拆卸集装箱；底盘架前后均设有车头覆盖件和导航系统2，所述底盘架前后还设有支腿3和保险杠1，保险杠上设置接近开关，触发时整车急停作为安全措施。
本实施例中，所述底盘架设有自动充电座和手动充电座，使底盘更加智能化。
以上所述仅是本发明的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明技术原理的前提下，还可以做出若干改进和变形，这些改进和变形也应视为本发明的保护范围。

Claims (9)

1.一种港口集装箱运输车分布式底盘，其特征在于，所述底盘包括：
动力系统，所述动力系统一侧设有冷却系统，另一侧设有电气系统，所述底盘架底部从车头至车尾分别架设一桥、二桥、三桥和四桥，其中一桥、四桥为转向桥，二桥、三桥为驱动转向桥，每根桥两端均设有悬挂系统；
驱动系统，所述动力系统用于为驱动系统提供动力；所述驱动系统包括驱动电机，所述驱动电机通过传动轴与二桥和三桥传动连接；
液压系统，所述液压系统包括液压转向系统、液压制动系统、泵站和蓄能器，所述泵站为蓄能器打压，为液压转向系统和液压制动系统提供压力，用于液压系统控制行车转向、行车制动和驻车制动。
2.根据权利要求1所述的港口集装箱运输车分布式底盘，其特征在于，所述液压转向系统包括转向控制阀和转向油缸；所述液压制动系统包括驻车制动阀和行车制动阀；所述蓄能器通过控制器对转向控制阀、驻车制动阀、行车制动阀实现单轴转角控制和行车制动。
3. 根据权利要求1所述的港口集装箱运输车分布式底盘，其特征在于， 所述动力系统采用模块化安装在底盘架，所述动力系统包括气电混动、油电混动、纯电池组和氢燃料电池。
4.根据权利要求1所述的港口集装箱运输车分布式底盘，其特征在于，所述冷却系统包括驱动电机、散热风扇和泵站内的电机集成水泵，所述电机集成水泵带动冷却液流动流经散热风扇，实现冷却。
5.根据权利要求1所述的港口集装箱运输车分布式底盘，其特征在于，所述底盘架设有多组用于引导集装箱装卸的引导块。
6.根据权利要求1所述的港口集装箱运输车分布式底盘，其特征在于，所述底盘架前后均设有车头覆盖件和导航系统。
7.根据权利要求1所述的港口集装箱运输车分布式底盘，其特征在于，所述底盘架前后设有支腿和保险杠。
8.根据权利要求1所述的港口集装箱运输车分布式底盘，其特征在于，所述底盘架设有自动充电座和手动充电座。
9.根据权利要求1所述的港口集装箱运输车分布式底盘，其特征在于，所述液压转向系统控制一桥、二桥、三桥和四桥能够实现斜行转向模式、前半八字转向模式、后半八字转向模式和八字转向模式。
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