CN114148157A - 一种双电机双离合混合动力变速箱 - Google Patents

一种双电机双离合混合动力变速箱 Download PDF

Info

Publication number
CN114148157A
CN114148157A CN202111576873.3A CN202111576873A CN114148157A CN 114148157 A CN114148157 A CN 114148157A CN 202111576873 A CN202111576873 A CN 202111576873A CN 114148157 A CN114148157 A CN 114148157A
Authority
CN
China
Prior art keywords
gear
shaft
motor
engine
dual
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202111576873.3A
Other languages
English (en)
Inventor
沈无惧
李小康
张兆平
魏本堂
邹大庆
石放辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu New Energy Vehicle Research Institute Co ltd
Original Assignee
Jiangsu New Energy Vehicle Research Institute Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu New Energy Vehicle Research Institute Co ltd filed Critical Jiangsu New Energy Vehicle Research Institute Co ltd
Priority to CN202111576873.3A priority Critical patent/CN114148157A/zh
Publication of CN114148157A publication Critical patent/CN114148157A/zh
Pending legal-status Critical Current

Links

Images

Classifications

    • 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
    • B60K6/00Arrangement 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
    • B60K6/20Arrangement 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
    • B60K6/22Arrangement 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
    • B60K6/26Arrangement 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
    • 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
    • B60K6/00Arrangement 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
    • B60K6/20Arrangement 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
    • B60K6/22Arrangement 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
    • B60K6/36Arrangement 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
    • 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
    • B60K6/00Arrangement 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
    • B60K6/20Arrangement 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
    • B60K6/22Arrangement 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
    • B60K6/38Arrangement 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
    • 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
    • B60K6/00Arrangement 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
    • B60K6/20Arrangement 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
    • B60K6/50Architecture of the driveline characterised by arrangement or kind of transmission units
    • B60K6/54Transmission for changing ratio
    • B60K6/547Transmission for changing ratio the transmission being a stepped gearing

Abstract

本发明公开了一种双电机双离合混合动力变速箱,包括箱体、发动机、驱动电机、发电机、第一机械泵、第二机械泵,汽车驱动轴、发动机的输出轴设置在箱体上。所述发电机的电机轴一与发动机的输出轴之间通过齿轮联接,所述发动机的输出轴与汽车驱动轴之间设置有第一换挡机构,所述第一换挡机构包括传动轴一、同步器。所述驱动电机的电机轴二与汽车驱动轴通过第二换挡机构相联接,所述第二变速机构包括双离合器、传动轴二。所述第一机械泵安装在输出轴上并受输出轴驱动,所述第二机械泵安装在传动轴一上并受传动轴一驱动。本发明能够实现多种控制模式,无动力中断换挡,加了并联与串联的动力模式,实现十六种工况模式。

Description

一种双电机双离合混合动力变速箱
技术领域
本发明属于混合动力变速箱技术领域,具体涉及一种能够实现多种控制模式的双电机双离合混合动力变速箱。
背景技术
混合动力汽车利用电池或发动机发电给电机提供动力来源,并通过电机来调节发动机的工作点,可以有效降低油耗和排放,进一步提高整车动力性和经济性。不同的混合动力系统构型方案可以实现不同的扭矩分配功能。
大多数混合动力耦合机构是在传统的DCT、AT和CVT等变速箱的结构上增加电机,例如吉利领克P2/P2.5系统、BYD P2和现代起亚P2结构等,技术复杂,制造成本高。而全新专用变速箱,具有结构简单、性价比高的特点,符合混合动力发展的初衷,是目前混合动力系统产品发展的趋势。
而为了更有效发挥混合动力汽车,在多种工作状况下成本更低、结构更为紧凑,动力性和经济性更高,亟待设计更灵活的双电机混动架构。
发明内容
针对现有技术所存在的上述不足,本发明目的是提供新型的混合动力变速箱,结构紧凑,成本较低,控制逻辑简单,能够实现多种控制模式,无动力中断换挡,纯电动工况下可以实现双电机驱动,有效提高整车的动力性及经济性。
为了实现上述目的,本发明提供一种双电机双离合混合动力变速箱,包括箱体、发动机、驱动电机、发电机、第一机械泵、第二机械泵,汽车驱动轴、发动机的输出轴设置在箱体上,
所述发电机的电机轴一与发动机的输出轴之间通过齿轮联接,
所述发动机的输出轴与汽车驱动轴之间设置有第一换挡机构,所述第一换挡机构包括传动轴一、同步器;所述同步器安装在输出轴上,传动轴一上设置有设置有与同步器、差速器配合的齿轮,
所述驱动电机的电机轴二与汽车驱动轴通过第二换挡机构相联接,所述第二换挡机构包括双离合器、传动轴二,所述双离合器安装在电机轴二上,传动轴二上设置有设置有与双离合器、差速器配合的齿轮,
所述第一机械泵安装在输出轴上并受输出轴驱动,所述第二机械泵安装在传动轴一上并受传动轴一驱动。
在上述的一种双电机双离合混合动力变速箱中,所述电机轴一上设置有第一齿轮,发动机的输出轴上设置有第二齿轮,所述第一齿轮与第二齿轮啮合。
在上述的一种双电机双离合混合动力变速箱中,所述第一换挡机构还包括设置在传动轴一上的第三齿轮、第四齿轮、第五齿轮,所述第三齿轮、第四齿轮分别与同步器上的两个动力输出齿轮啮合,所述第五齿轮与汽车驱动轴上的第九齿轮啮合,通过同步器可实现发动机不同挡位的连接和断开。当发动机不需要驱动车轮端时,同步器断开;当发动机需要切换不同挡位驱动车轮端时,同步器接合不同的动力输出齿轮。
在上述的一种双电机双离合混合动力变速箱中,所述第二换挡机构还包括设置在传动轴二上的第六齿轮、第七齿轮、第八齿轮,所述第七齿轮、第八齿轮分别与双离合器上的两个动力输出齿轮啮合,所述第六齿轮与汽车驱动轴上的第九齿轮啮合,通过双离合器可实现发动机不同挡位的连接和断开。当发动机不需要驱动车轮端时,双离合器断开;当发动机需要切换不同挡位驱动车轮端时,双离合器接合不同的动力输出齿轮。
在上述的一种双电机双离合混合动力变速箱中,所述双离合器为湿式双离合器。
在上述的一种双电机双离合混合动力变速箱中,所述电机轴一、电机轴二、发动机的输出轴、传动轴一、传动轴二、汽车驱动轴均轴向并行设置。
本发明的有益效果:
本发明所述的双电机双离合混合动力变速箱,相比一般其他双电机混合动力系统,除了能实现串并联驱动及驻车发电功能外,此系统还可以实现发动机两挡位驱动、电机两挡位切换驱动的功能,分别设置传动轴一、传动轴二,增加了并联与串联的动力模式,实现十六种工况模式,可以更好的覆盖高低车速的动力加速性,使得覆盖各种城市路况及城市高架公路。通过共用轴系驱动机械泵的联动,轴系更少,成本及重量更低,有效降低机械泵消耗,提升总成效率。
附图说明
图1为本发明所述的双电机双离合混合动力变速箱的结构示意图;
图2为本发明所述的双电机双离合混合动力变速箱为纯电动模式一的动力传递路线示意图;
图3为本发明所述的双电机双离合混合动力变速箱为纯电动模式二的动力传递路线示意图;
图4为本发明所述的双电机双离合混合动力变速箱为串联模式一的动力传递路线示意图;
图5为本发明所述的双电机双离合混合动力变速箱为串联模式二的动力传递路线示意图;
图6为本发明所述的双电机双离合混合动力变速箱为并联模式一的动力传递路线示意图;
图7为本发明所述的双电机双离合混合动力变速箱为并联模式二的动力传递路线示意图;
图8为本发明所述的双电机双离合混合动力变速箱为并联模式三的动力传递路线示意图;
图9为本发明所述的双电机双离合混合动力变速箱为并联模式四的动力传递路线示意图;
图10为本发明所述的双电机双离合混合动力变速箱为发动机直联模式一的动力传递路线示意图;
图11为本发明所述的双电机双离合混合动力变速箱为发动机直联模式二的动力传递路线示意图;
图12为本发明所述的双电机双离合混合动力变速箱为发动机直联且发电模式一的动力传递路线示意图;
图13为本发明所述的双电机双离合混合动力变速箱为发动机直联且发电模式二的动力传递路线示意图;
图14为本发明所述的双电机双离合混合动力变速箱为制动能力回收模式一的动力传递路线示意图;
图15为本发明所述的双电机双离合混合动力变速箱为制动能力回收模式二的动力传递路线示意图;
图16为本发明所述的双电机双离合混合动力变速箱为驻车发电模式的动力传递路线示意图。
图中:1、发动机,2、发电机,3、驱动电机,4、差速器,5、第一机械泵,6、第二机械泵,7、双离合器,8、同步器,901、第一齿轮,902、第二齿轮,903、第三齿轮,904、第四齿轮,905、第五齿轮,906、第六齿轮,907、第七齿轮,908、第八齿轮,909、第九齿轮,A1、电机轴一,A2、输出轴,A3、传动轴一,A4、传动轴二,A5、电机轴二,A6、汽车驱动轴,10、箱体。
具体实施方式
下面将结合本实用新型实施例中的附图,对本实用新型实施例中的技术方案进行清楚、完整的描述,显然,所描述的实施例仅仅是本实用新型一部分实施例,而不是全部的实施例。基于本实用新型的实施例,本领域普通技术人员在没有做出创造性劳动的前提下所获得的所有其他实施例,都属于本实用新型保护的范围。
如图1所示,一种双电机双离合混合动力变速箱,包括箱体10、发动机1、驱动电机3、发电机2、第一机械泵5、第二机械泵6,汽车驱动轴A6、发动机1的输出轴A2设置在箱体10上,
所述发电机2的电机轴一A1与发动机1的输出轴A2之间通过齿轮联接,
所述发动机1的输出轴A2与汽车驱动轴A6之间设置有第一换挡机构,所述第一换挡机构包括传动轴一A3、同步器8;所述同步器8安装在输出轴A2上,传动轴一A3上设置有设置有与同步器8、差速器4配合的齿轮,
所述驱动电机3的电机轴二A5与汽车驱动轴A6通过第二换挡机构相联接,所述第二换挡机构包括双离合器7、传动轴二A4,所述双离合器7安装在电机轴二A5上,传动轴二A4上设置有设置有与双离合器7、差速器4配合的齿轮,
所述第一机械泵5安装在输出轴A2上并受输出轴A2驱动,所述第二机械泵6安装在传动轴一A3上并受传动轴一A3驱动。
在其中一个实例中,所述电机轴一A1上设置有第一齿轮901,发动机1的输出轴A2上设置有第二齿轮902,所述第一齿轮901与第二齿轮902啮合。
在其中一个实例中,所述第一换挡机构还包括设置在传动轴一A3上的第三齿轮903、第四齿轮904、第五齿轮905,所述第三齿轮903、第四齿轮904分别与同步器8上的两个动力输出齿轮啮合,所述第五齿轮905与汽车驱动轴A6上的第九齿轮909啮合,通过同步器8可实现发动机1不同挡位的连接和断开。当发动机1不需要驱动车轮端时,同步器8断开;当发动机1需要切换不同挡位驱动车轮端时,同步器8接合不同的动力输出齿轮。
在其中一个实例中,所述第二换挡机构还包括设置在传动轴二A4上的第六齿轮906、第七齿轮907、第八齿轮908,所述第七齿轮907、第八齿轮908分别与双离合器7上的两个动力输出齿轮啮合,所述第六齿轮906与汽车驱动轴A6上的第九齿轮909啮合,通过双离合器7可实现发动机1不同挡位的连接和断开。当发动机1不需要驱动车轮端时,双离合器7断开;当发动机1需要切换不同挡位驱动车轮端时,双离合器7接合不同的动力输出齿轮。
在其中一个实例中,所述双离合器7为湿式双离合器。
在其中一个实例中,所述电机轴一A1、电机轴二A5、发动机1的输出轴A2、传动轴一A3、传动轴二A4、汽车驱动轴A6均轴向并行设置。
本发明的工作原理:
本发明所述的双电机双离合混合动力变速箱,集成两个电机方案,其中发动机1通过同步器8实现两挡驱动,发电机2与发动机1直连,驱动电机3通过双离合器7实现两挡驱动。本发明结构紧凑轴向尺寸小,通过共用轴系驱动机械泵实现轴系少,成本及重量低的优点。本方案结构简单容易控制,可实现多种驱动方式:纯电、串联、并联、驻车发电等。其中两个机械泵可提供总成冷却及润滑足够流量和提供控制离合器所需液压压力,无需额外增加控制电机等控制部件。一个机械泵与发动机1轴联动,另一个与差速器4轴联动,实现合理分配机械泵运行工况,有效降低机械泵消耗,提升总成效率。
本发明包括以下工作模式:
1、纯电模式一:动力流如图2所示,当车处于某一速段时,驱动电机3直接对整车进行驱动,发动机1端同步器8置于空挡,驱动电机3端双离合器7置于一挡,通过电机轴二A5、传动轴二A4到差速器4至车轮,保证一定的整车经济性和动力性;
2、纯电模式二:动力流如图3所示,当车处于某一速段时,驱动电机3直接对整车进行驱动,此时,发动机1端同步器8置于空挡,驱动电机3端双离合器7置于二挡,通过电机轴二A5、传动轴二A4到差速器4至车轮,保证一定的整车经济性和动力性;
3、串联模式一:动力流如图4所示,发动机1端同步器8置于空挡,驱动电机3端双离合器7置于一挡,通过电机轴二A5、传动轴二A4到差速器4驱动车轮。发动机1通过减震器、输出轴A2到电机轴一A1驱动发电机2进行发电;
4、串联模式二:动力流如图5所示,发动机1端同步器8置于空挡,驱动电机3端双离合器7置于二挡,通过电机轴二A5、传动轴二A4到差速器4驱动车轮。发动机1通过减震器、输出轴A2到电机轴一A1驱动发电机2进行发电;
5、并联模式一:动力流如图6所示,同步器8置于一挡,发动机1动力通过减震器、输出轴A2、传动轴一A3到差速器4输出;双离合器7置于一挡,驱动电机3动力通过电机轴二A5、传动轴二A4到差速器4输出;
6、并联模式二:动力流如图7所示,同步器8置于一挡,发动机1动力通过减震器、输出轴A2、传动轴一A3到差速器4输出;双离合器7置于二挡,驱动电机3动力通过电机轴二A5、传动轴二A4到差速器4输出;
7、并联模式三:动力流如图8所示,同步器8置于二挡,发动机1动力通过减震器、输出轴A2、传动轴一A3到差速器4输出;双离合器7置于一挡,驱动电机3动力通过电机轴二A5、传动轴二A4到差速器4输出;
8、并联模式四:动力流如图9所示,同步器8置于二挡,发动机1动力通过减震器、输出轴A2、传动轴一A3到差速器4输出;双离合器7置于二挡,驱动电机3动力通过电机轴二A5、传动轴二A4到差速器4输出;
9、发动机1直联模式一:动力流如图10所示,当车达到某一低速段时,同步器8置于一挡,发动机1动力通过减震器、输出轴A2、传动轴一A3到差速器4输出;
10、发动机1直联模式一:动力流如图11所示,当车达到某一低速段时,同步器8置于二挡,发动机1动力通过减震器、输出轴A2、传动轴一A3到差速器4输出;
11、发动机1直联且发电模式一:动力流如图12所示,同步器8置于一挡,发动机1动力通过减震器、输出轴A2、传动轴一A3到差速器4输出;发动机1动力同时通过输出轴A2轴到电机轴一A1输出到发电机2进行发电;
12、发动机1直联且发电模式一:动力流如图13所示,同步器8置于二挡,发动机1动力通过减震器、输出轴A2、传动轴一A3到差速器4输出;发动机1动力同时通过输出轴A2轴到电机轴一A1输出到发电机2进行发电;
13、制动能量回收模式一:动力流如图14所示,双离合器7置于一挡,动力通过汽车驱动轴A6到差速器4、传动轴二A4、电机轴二A5到驱动电机3进行能量回收;
14、制动能量回收模式二:动力流如图15所示,双离合器7置于二挡,动力通过汽车驱动轴A6到差速器4、传动轴二A4、电机轴二A5到驱动电机3进行能量回收;
15、驻车发电模式:动力流如图16所示,当车辆停车时,同步器8置于空挡,动力通过发动机1、减震器、输出轴A2、电机轴一A1到发电机2进行发电;驱动电机3处于零扭矩、零转速状态。
以上各个模式切换时,发动机驱动时在高低挡位换挡过程中可以穿插电驱动高低挡位介入辅助驱动或发电机辅助驱动,来避免换挡动力中断或者提升离合器寿命;当电驱动进行高低挡位变换驱动时,发动机驱动或发电机驱动也会在电驱动换挡过程中进行辅助驱动,避免换挡过程中动力中断。
以上显示和描述了本发明的基本原理、主要特征及优点。本行业的技术人员应该了解,上述实施方式只为说明本发明的技术构思及特点,其目的在于让熟悉此项技术的人士能够了解本发明的内容并加以实施,并不能以此限制本发明的保护范围,凡根据本发明精神实质所作的等效变化或修饰,都应涵盖在本发明的保护范围内。

Claims (6)

1.一种双电机双离合混合动力变速箱,包括箱体(10)、发动机(1)、驱动电机(3)、发电机(2)、第一机械泵(5)、第二机械泵(6),汽车驱动轴(A6)、发动机(1)的输出轴(A2)设置在箱体(10)上,
其特征在于:所述发电机(2)的电机轴一(A1)与发动机(1)的输出轴(A2)之间通过齿轮联接,
所述发动机(1)的输出轴(A2)与汽车驱动轴(A6)之间设置有第一换挡机构,所述第一换挡机构包括传动轴一(A3)、同步器(8);所述同步器(8)安装在输出轴(A2)上,传动轴一(A3)上设置有与同步器(8)、差速器(4)配合的齿轮,
所述驱动电机(3)的电机轴二(A5)与汽车驱动轴(A6)通过第二换挡机构相联接,所述第二换挡机构包括双离合器(7)、传动轴二(A4),所述双离合器(7)安装在电机轴二(A5)上,传动轴二(A4)上设置有与双离合器(7)、差速器(4)配合的齿轮,
所述第一机械泵(5)安装在输出轴(A2)上并受输出轴(A2)驱动,所述第二机械泵(6)安装在传动轴一(A3)上并受传动轴一(A3)驱动。
2.根据权利要求1所述的一种双电机双离合混合动力变速箱,其特征在于:所述电机轴一(A1)上设置有第一齿轮(901),发动机(1)的输出轴(A2)上设置有第二齿轮(902),所述第一齿轮(901)与第二齿轮(902)啮合。
3.根据权利要求2所述的一种双电机双离合混合动力变速箱,其特征在于:所述第一换挡机构还包括设置在传动轴一(A3)上的第三齿轮(903)、第四齿轮(904)、第五齿轮(905),所述第三齿轮(903)、第四齿轮(904)分别与同步器(8)上的两个动力输出齿轮啮合,所述第五齿轮(905)与汽车驱动轴(A6)上的第九齿轮(909)啮合,通过同步器(8)可实现发动机(1)不同挡位的连接和断开;当发动机(1)不需要驱动车轮端时,同步器(8)断开;当发动机(1)需要切换不同挡位驱动车轮端时,同步器(8)接合不同的动力输出齿轮。
4.根据权利要求3所述的一种双电机双离合混合动力变速箱,其特征在于:所述第二换挡机构还包括设置在传动轴二(A4)上的第六齿轮(906)、第七齿轮(907)、第八齿轮(908),所述第七齿轮(907)、第八齿轮(908)分别与双离合器(7)上的两个动力输出齿轮啮合,所述第六齿轮(906)与汽车驱动轴(A6)上的第九齿轮(909)啮合,通过双离合器(7)可实现发动机(1)不同挡位的连接和断开;当发动机(1)不需要驱动车轮端时,双离合器(7)断开;当发动机(1)需要切换不同挡位驱动车轮端时,双离合器(7)接合不同的动力输出齿轮。
5.根据权利要求1或4所述的一种双电机双离合混合动力变速箱,其特征在于:所述双离合器(7)为湿式双离合器。
6.根据权利要求1所述的一种双电机双离合混合动力变速箱,其特征在于:所述电机轴一(A1)、电机轴二(A5)、发动机(1)的输出轴(A2)、传动轴一(A3)、传动轴二(A4)、汽车驱动轴(A6)均轴向并行设置。
CN202111576873.3A 2021-12-22 2021-12-22 一种双电机双离合混合动力变速箱 Pending CN114148157A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111576873.3A CN114148157A (zh) 2021-12-22 2021-12-22 一种双电机双离合混合动力变速箱

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111576873.3A CN114148157A (zh) 2021-12-22 2021-12-22 一种双电机双离合混合动力变速箱

Publications (1)

Publication Number Publication Date
CN114148157A true CN114148157A (zh) 2022-03-08

Family

ID=80451618

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111576873.3A Pending CN114148157A (zh) 2021-12-22 2021-12-22 一种双电机双离合混合动力变速箱

Country Status (1)

Country Link
CN (1) CN114148157A (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116198312A (zh) * 2023-01-28 2023-06-02 江苏新能源汽车研究院有限公司 一种两档纵置后驱双电机混动系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103032526A (zh) * 2012-12-19 2013-04-10 冯关华 纯电动汽车 2 档双离合变速器传动装置
CN209159400U (zh) * 2018-10-31 2019-07-26 比亚迪股份有限公司 混合动力驱动系统及车辆
CN214138224U (zh) * 2020-12-03 2021-09-07 江苏新能源汽车研究院有限公司 一种主动同步换挡混合动力变速箱

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103032526A (zh) * 2012-12-19 2013-04-10 冯关华 纯电动汽车 2 档双离合变速器传动装置
CN209159400U (zh) * 2018-10-31 2019-07-26 比亚迪股份有限公司 混合动力驱动系统及车辆
CN214138224U (zh) * 2020-12-03 2021-09-07 江苏新能源汽车研究院有限公司 一种主动同步换挡混合动力变速箱

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116198312A (zh) * 2023-01-28 2023-06-02 江苏新能源汽车研究院有限公司 一种两档纵置后驱双电机混动系统

Similar Documents

Publication Publication Date Title
CN106183780B (zh) 双行星齿轮系双电机同轴耦合驱动系统
CN100476253C (zh) 多模式混合动力汽车传动系统
CN107554280B (zh) 一种混合动力汽车的多模式动力传动系统
CN102310756B (zh) 混合动力汽车用动力总成和混合动力汽车
CN110667368A (zh) 一种四驱车辆混合动力系统及工作方法
CN110525194B (zh) 混合动力车辆用动力驱动系统及其控制方法
CN113815399B (zh) 一种双两档位双电机混动系统
CN217320028U (zh) 一种新型同步器换挡混动箱
CN114953959A (zh) 基于cvt的混合动力系统
CN110978990A (zh) 一种混合动力汽车适时四轮驱动系统
CN111791694A (zh) 同轴式两挡驱动系统
CN102910064A (zh) 基于双离合器自动变速器的重度混合动力驱动系统
CN202827108U (zh) 基于双离合器自动变速器的重度混合动力驱动系统
CN114148157A (zh) 一种双电机双离合混合动力变速箱
CN112319205A (zh) 双电机自动挡增程式混动驱动系统及使用该系统的汽车
CN116198312A (zh) 一种两档纵置后驱双电机混动系统
CN217124541U (zh) 混合动力系统
CN215904302U (zh) 混合驱动系统及其车辆
CN210283891U (zh) 同轴式两挡驱动系统
CN211139014U (zh) 双转子串联电机功率分流分段的无级变速传动系统
CN113199931A (zh) 机动车的混合动力传动装置
CN110758082B (zh) 一种新能源车辆动力耦合装置及其控制方法
CN110307306B (zh) 混合动力串联双电机的动力换挡变速箱系统
CN216833192U (zh) 一种双离合器多动力模式混动箱
CN113173067A (zh) 一种混合动力装置、控制系统及汽车

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination