CN102892603B - 车辆充电器安装结构 - Google Patents

车辆充电器安装结构 Download PDF

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CN102892603B
CN102892603B CN201180024141.1A CN201180024141A CN102892603B CN 102892603 B CN102892603 B CN 102892603B CN 201180024141 A CN201180024141 A CN 201180024141A CN 102892603 B CN102892603 B CN 102892603B
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佐藤贤治
铃木清子
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Suzuki Motor Corp
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L53/00Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/10Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
    • B60L53/14Conductive energy transfer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L3/00Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • B60L3/003Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to inverters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L50/00Electric propulsion with power supplied within the vehicle
    • B60L50/50Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/51Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells characterised by AC-motors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L50/00Electric propulsion with power supplied within the vehicle
    • B60L50/50Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/60Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
    • B60L50/66Arrangements of batteries
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L58/00Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/18Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L58/00Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/18Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
    • B60L58/19Switching between serial connection and parallel connection of battery modules
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L58/00Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/18Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
    • B60L58/21Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having the same nominal voltage
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT 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
    • B60K1/00Arrangement or mounting of electrical propulsion units
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L2210/00Converter types
    • B60L2210/30AC to DC converters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L2240/00Control parameters of input or output; Target parameters
    • B60L2240/10Vehicle control parameters
    • B60L2240/36Temperature of vehicle components or parts
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/72Electric energy management in electromobility
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies relating to charging of electric vehicles
    • Y02T90/12Electric charging stations
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies relating to charging of electric vehicles
    • Y02T90/14Plug-in electric vehicles

Abstract

车辆充电器安装结构具有:系统电路(7),其构成包括车载电池(5a、5b)的高压电路;充电器(8),其利用从外部提供的电力对车载电池(5a、5b)充电;以及继电器(20),其设置在车载电池(5a、5b)和充电器(8)之间,在充电期间以外,控制继电器(20)的动作处于断开状态,其中该继电器被设置为容纳在与充电器(8)不同的壳体(21)中,并且充电器(8)被设置为容纳在设置在车体结构部(22)中的容纳空间(23)中。即使车体结构部(22)因碰撞等变形,在车辆行驶期间,即在充电期间以外,容纳在容纳空间(23)中的充电器(8)通过继电器(20)与构成高压电路的系统电路(7)断开,也能防止如漏电等二次损伤。

Description

车辆充电器安装结构
技术领域
本发明涉及用于将充电器安装在车辆上的车辆充电器安装结构,并且尤其涉及充电器系统电路的连接配置以及诸如混合动力车辆和电动车辆等车辆中的充电器的车载结构。
背景技术
近年来,诸如混合动力车辆(也称为“HEV”)、电动车辆(也称为“EV”)和燃料电池车辆等考虑到环境的汽车受到关注。最近,出现一种其上安装有充电器的混合动力车辆(也称为“PHEV”)。同时,国内外正在制订法规。
当充电器与电池一起安装在车辆上时,出于简化电路以及减小电力损耗等原因,电路配置为充电器的输出端子直接连接到电池的端子。因此,在电池的电力处于使用中的状态下,例如,在车辆行驶期间,高电压施加到作为充电器的DC侧的输出部。由于如上述在车辆行驶期间高电压施加到充电器,所以要求充电器安装的位置是在事故发生的情况下能够获得预定保护的部分。另一方面,充电器内部具有绝缘结构,并且即使在电池的电力处于使用中的状态下,电力也不在作为输入侧的充电端口的外部连接端子附近流动。
在后述的专利文献1中,公开了提供用于切断车载充电器与高电压电路的继电器。
现有技术文献
专利文献
[专利文献1]日本特开平10-112902号公报
发明内容
发明要解决的问题
当混合动力车辆被做成为PHEV时,要重新安装充电器。此外,当混合动力车辆被做成为PHEV时,为了增加电池容量,存在部件安装空间被进一步限制的不便。
此外,考虑到车辆的结构,在呈现为空间上空闲的空间当中,存在会被因外力导致的车体变形而减小的空间和不被减小的空间。由于在大的车辆和小的车辆中,为了能量吸收,在一定程度以上减小空间是必须的,所以在小的车辆中存在部件安装空间受限的不便。当考虑到确保乘客的车内舒适度和乘载能力时,为了确保构成高压电路的部件的安装空间,需要进一步的对策。
包括电池的高压电路高度需要保护,并且需要在通过分散设置构成电路的各个功能单元或者通过设置优先考虑的各个功能单元来确保防护性能的同时提高安装能力。
在上述专利文献1中,由于其目的是将构成高压电路的部件安装在车辆外部,实现与上述充电器的安装有关的确保防护性能和提高安装能力不是其目的,因此,适于实现该目的的具体结构没有被公开。
本发明的目的是通过优先考虑构成高压电路的部件并且分散设置该部件,在确保防护能力的同时提高安装能力,优先考虑保持行驶性能,以及实现考虑到电安全性的防护性能。
用于解决问题的方案
根据本发明的车辆充电器安装结构的特征在于,该车辆充电器安装结构具有:系统电路,其构成包括车载电池的高压电路;充电器,其利用从外部提供的电力对所述车载电池充电;以及继电器,其设置在所述车载电池和所述充电器之间,在充电期间以外,控制所述继电器的动作处于断开状态,其中所述继电器容纳在与所述充电器不同的壳体中,并且设置在后地板上,并且其中所述充电器被设置为容纳在由车体后面板的下方而形成的容纳空间中。
此外,根据本发明的车辆充电器安装结构的特征还在于,所述充电器被设置为远离所述容纳空间的每个壁表面。
此外,根据本发明的车辆充电器安装结构的特征还在于,所述容纳空间是在设置有连接到所述充电器的充电端口的一侧形成的容纳空间。
此外,根据本发明的车辆充电器安装结构的特征还在于,所述车辆充电器安装结构是三轮或四轮车辆的充电器安装结构,并且设置在所述车体结构部中的所述容纳空间是备用轮胎舱。
此外,根据本发明的车辆充电器安装结构的特征还在于,设置在所述车体结构部中的所述容纳空间具有吸收碰撞能量的结构。
发明效果
根据本发明,提供一种继电器,其设置在车载电池和充电器之间并且在在充电期间以外控制所述继电器的动作处于断开状态,所述继电器被设置为容纳在不同于所述充电器的壳体中,同时所述充电器被设置为容纳在设置在车体结构部中的容纳空间中,使得能够在确保防护性能的同时提高安装能力,优先考虑保持行驶性能,以及实现考虑到电安全的防护性能。
附图说明 
图1是示出根据第一实施方式的车辆充电器安装结构的配置的图;
图2是示出四轮车辆上的系统电路和充电器的安装状态的图;以及
图3是示出根据第二实施方式的车辆充电器安装结构的配置的图。
具体实施方式 
下面参照附图描述本发明的优选实施方式。
第一实施方式
图1是示出根据第一实施方式的车辆充电器安装结构的配置的图。此外,图2是示出四轮车辆上的系统电路和充电器的安装状态的图。在图2中,附图标记1表示车辆,附图标记2表示前轮,附图标记3表示后轮。
如图1中所示,根据第一实施方式的车辆充电器安装结构4具 有:系统电路7,其包括两个车载电池5a、5b,并且通过经由总线(也称为“供电母线”)6连接到车载电池5a、5b构成高压电路;以及充电器8,其连接到总线8,并且利用从外部提供的电力对车载电池5a、5b充电。
更具体来说,构成高压电路的系统电路7包括第一车载电池5a、第二车载电池5b、熔丝11、安全开关12、继电器13、15、逆变器14、用于推进该车辆的电动机16以及继电器20,并且该各部分经由总线6相互连接。
如图2中所示,第一车载电池5a设置在后座椅9的下方并且在后轮3的前方。此外,第二车载电池5b设置在后座椅9的后方,并且在后地板10上。
第一和第二车载电池5a、5b经由熔丝11和安全开关12串联连接。第一车载电池5a经由第一继电器13连接到逆变器14。此外,第二车载电池5b经由第二继电器15连接到逆变器14。逆变器14进行AC/DC转换以向电动机16提供电力,或者对从电动机16的发电进行AC/DC转换,并且设置在车辆1的前轮2的上方。位于车辆1的前轮2的前侧的电动机16连接到逆变器14。
此外,在充电期间以外操作/控制为保持断开状态的继电器20分别设置在第一车载电池5a和充电器8之间,以及第二车载电池5b和充电器8之间。从外部供应电力的充电器8在车辆行驶期间不被使用,并且即使继电器20在充电期间以外处于断开状态,对保持车辆行驶性能的影响也相当小。继电器20容纳在接线盒17中。此外,其中容纳有继电器20的接线盒17与第二车载电池5b容纳在壳体21中,壳体21安装在后座椅9的下方并且在后地板10上。
在车辆1的逆变器14的后方侧设置有控制装置18。如图1和图2中所示,控制装置18经由通信线19分别连接到构成高压电路的系统电路7和充电器8两个部分。控制装置18检测各种状态并且控制各个部分,并且控制装置18还进行包括继电器20的操作的充电控制。
另一方面,充电器8被设置为容纳在设置在车辆1的后部的车体结构部22中的容纳空间23中。充电器8是用于从外部提供电力的充 电器,并且在充电器8的输入侧具有充电端口24,充电端口24内部具有外部连接端子,以提供/连接从外部提供的电力,并且继电器20连接到充电器8的输出侧。注意,充电器8内部具有绝缘结构,具有即使在充电端口24发生短路等的情况下也不会漏电的电路结构。
更具体来说,如图2中所示,充电器8容纳在车辆1的后部靠近后轮3的车体结构部22中设置的作为相当大的容纳空间23的备用轮胎舱中,并且固定到容纳空间23的底表面。车体结构部22由作为后地板10和该备用轮胎舱的容纳空间23、构件25、车体后面板26等构成,并且充电器8通过容纳在容纳空间23中设置而成,同时充电端口24设置在车辆1的壳体21的后部的车体后面板26和后保险杠27之间。
设置在车体结构部22中的容纳空间23是由连接到设置有充电器8的充电端口24侧的车体后面板26的下方而形成的竖直扁平的容纳空间,并且充电器8被设置为安装在远离容纳空间23的前后和左右方向上的壁表面28、29的中心部分。换句话说,如图1中所示,充电器8被设置为远离容纳空间23的前壁表面28、后壁表面29、右壁表面30和左壁表面31。由于充电器8在充电期间产生大量的热,所以采用在充电器8的设置中考虑到冷却性能的结构。此外,优选地,容纳结构具有足够用于通风的空间,并且容纳空间23优选具有管结构32(见图1)。
在车辆1处于停车状态并且从外部提供电力的充电期间,充电器8经由继电器20连接到构成高压电路的系统电路7,也就是说,充电器8包括在高压电路中。然而,当车辆1处于停车状态时,可以说很难发生从外部电力供应装置侧(未示出)碰撞。
此外,尽管没有详细示出,但是继电器20容纳在其中的接线盒17和第二车载电池5b被高刚性的保护框架(未示出)以从上、下、左、右包围的方式保持,并且被构成壳体21的盖板(未示出)覆盖。该保护框架刚性固定到车体地板面板的预定范围和左侧和右侧两个侧体的内部面板中设置的结构部。此外,该保护框架具有加固结构,如隔壁。
作为车辆1的后部的车体结构部22,在后地板10中设置的作为备用轮胎舱等的凹凸结构的周围区域中设置有各种构件25,如左右一对侧框架(未示出)和横梁(未示出),以及在宽度方向上、前后方向上和竖直方向上延伸的结构,以吸收能量同时确保刚性。车辆面板被加固。
此外,当由于从后方的碰撞等预定值以上的巨大外力施加到车辆1并且车体结构部22严重变形时,存在容纳空间23的容积减小的可能性,这会损坏其中容纳的物件。在本实施方式中,作为电部件的充电器8是被容纳的物件,但是在车辆行驶期间,即在充电期间以外,充电器8通过继电器20与构成高压电路的系统电路7断开,从而可以防止如漏电等二次损伤。
如上所述,示出了考虑到充电器8成为高压电路的充电状态的安装状态,并且作为具有与充电器8的系统电路7的连接配置和充电器8的车载结构二者的结果,可以在确保防护性能的同时提高安装能力,优先考虑保持行驶性能以及实现考虑到电安全的防护性能。
第二实施方式
图3是根据第二实施方式的车辆充电器安装结构的配置的图。注意,在以下描述中,将相同的附图标记用于进行与第一实施方式中相同功能的配置要素。
在第一实施方式中,如图1中所示,第一继电器13和逆变器14之间以及第二继电器15和逆变器14之间的分支点分别连接到继电器20。相反,在第二实施方式中,第一车载电池5a和第一继电器13之间以及第二车载电池5b和第二继电器15之间的分支点分别连接到继电器20。
注意,除了安装在车辆上的充电器8以外,第一继电器13和第二继电器15有时候是高压部件。此外,就硬件来说,还可以配置成第一继电器13和第二继电器15附着或者容纳在车载电池5a、5b中。
在第二实施方式中,与第一实施方式类似,作为具有与充电器8的系统电路7的连接配置和充电器8的车载结构二者的结果,可以在确保防护性能的同时提高安装性能,优先考虑维护行驶性能,以 及实现考虑到电安全的防护性能。
在上文中,尽管已经通过使用各种实施方式描述了本发明,但是本发明不只局限于这些实施方式,在本发明的范围内可以进行改变等。例如,容纳空间23可以是不同于诸如设置在地板面板中的备用轮胎舱等凹入容纳空间的结构,它可以是在车体面板的外面板和内面板之间设置的竖直扁平的容纳空间等。
工业上的可利用性
本发明涉及用于将充电器安装在诸如三轮车和四轮车等车辆上的车辆充电器安装结构。

Claims (5)

1.一种车辆充电器安装结构,包括:
系统电路,其构成包括车载电池的高压电路;
充电器,其利用从外部提供的电力对所述车载电池充电;以及
继电器,其设置在所述车载电池和所述充电器之间,在充电期间以外,控制所述继电器的动作处于断开状态,
其中所述继电器容纳在与所述充电器不同的壳体中,并且设置在后地板上,并且
其中所述充电器被设置为容纳在由车体后面板的下方而形成的容纳空间中。
2.根据权利要求1所述的车辆充电器安装结构,
其中所述充电器被设置为远离所述容纳空间的每个壁表面。
3.根据权利要求1所述的车辆充电器安装结构,
其中所述容纳空间是在设置有连接到所述充电器的充电端口的一侧形成的容纳空间。
4.根据权利要求3所述的车辆充电器安装结构,
其中所述车辆充电器安装结构是三轮或四轮车辆的充电器安装结构,并且设置在所述车体结构部中的所述容纳空间是备用轮胎舱。
5.根据权利要求1所述的车辆充电器安装结构,
其中设置在所述车体结构部中的所述容纳空间具有吸收碰撞能量的结构。
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