WO2011130884A1 - 一种承载式超微型低速纯电动汽车车身 - Google Patents

一种承载式超微型低速纯电动汽车车身 Download PDF

Info

Publication number
WO2011130884A1
WO2011130884A1 PCT/CN2010/000733 CN2010000733W WO2011130884A1 WO 2011130884 A1 WO2011130884 A1 WO 2011130884A1 CN 2010000733 W CN2010000733 W CN 2010000733W WO 2011130884 A1 WO2011130884 A1 WO 2011130884A1
Authority
WO
WIPO (PCT)
Prior art keywords
assembly
electric vehicle
pure electric
vehicle body
load
Prior art date
Application number
PCT/CN2010/000733
Other languages
English (en)
French (fr)
Inventor
鲍文光
Original Assignee
新大洋机电集团有限公司
江苏大学
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 新大洋机电集团有限公司, 江苏大学 filed Critical 新大洋机电集团有限公司
Priority to EP10850018.2A priority Critical patent/EP2562065B1/en
Publication of WO2011130884A1 publication Critical patent/WO2011130884A1/zh

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D23/00Combined superstructure and frame, i.e. monocoque constructions
    • 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
    • B60K1/04Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D21/00Understructures, i.e. chassis frame on which a vehicle body may be mounted
    • B62D21/02Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D25/00Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/02Side panels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D25/00Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/06Fixed roofs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D25/00Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/08Front or rear portions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D31/00Superstructures for passenger vehicles
    • B62D31/003Superstructures for passenger vehicles compact cars, e.g. city cars
    • 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
    • B60K1/04Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
    • B60K2001/0405Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
    • B60K2001/0411Arrangement in the front part of the vehicle
    • 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
    • B60K1/04Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
    • B60K2001/0405Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
    • B60K2001/0438Arrangement under the floor

Definitions

  • the invention belongs to the technical field of vehicle body construction, and particularly relates to a load-bearing ultra-miniature low-speed pure electric vehicle body.
  • Today's ultra-miniature car body structures come in two main forms: the outer body cover is welded or joined to the body-in-white in the stamped structural part; the FRP is molded into the body.
  • the former is basically the same as the existing car structure, but due to the size of the car body, the design strength is not up to the level of the car, and its safety is much lower than that of the ordinary car.
  • the latter is mainly used for small batch production.
  • the design of the ultra-miniature pure electric car body structure faces three main problems: size limitation, internal space limitation and vehicle weight limit. These three are mutually reinforcing and mutually reinforcing relationships.
  • the ultra-miniature car is much smaller than the average family car. It is difficult to ensure the structural strength, rigidity, dynamic performance and other indicators of the car body.
  • each functional part (such as battery, seat) is placed in a limited space. Coordination of position, axle load distribution, etc., and to maintain a lighter weight to increase cruising range.
  • the body can guarantee the lighter weight, better static and dynamic performance of the whole vehicle structure, and can also ensure the effective use of the limited space inside the body, which can confirm the various chassis parts, batteries, motors, controllers and interior parts.
  • Ben Etc. Provide the basis for the installation.
  • the utility model relates to a load-bearing ultra-miniature low-speed pure electric vehicle body, which comprises a / 3 ⁇ 4 frame assembly, a front frame assembly front end fixedly arranged with a front machine compartment assembly, and a front machine compartment assembly rear side fixed connection by an outer circumference
  • the side panel assembly formed by the panel and the inner panel, and the top of the side panel assembly is fixedly connected to the ceiling assembly.
  • the utility model relates to a load-bearing ultra-miniature low-speed pure electric vehicle body, characterized in that the underframe assembly comprises two parallel front longitudinal beams and two parallel rear longitudinal beams and a front longitudinal beam and a rear longitudinal direction.
  • a bottom plate composed of a front bottom plate and a rear bottom plate, a U-shaped battery case is disposed between the front longitudinal beam and the rear longitudinal beam, and the front end of the front longitudinal beam is fixedly connected to the first beam, and the first beam and the battery case are respectively
  • a second beam and a third beam are fixedly disposed between the front longitudinal beams, and the fourth beam and the fifth beam are fixedly disposed between the rear longitudinal beams, and the front side members, the battery case and the rear side members respectively extend from the two sides
  • the one side beam, the second side beam and the third side beam are respectively fixedly connected to the sill beam at the bottom of the side panel assembly.
  • the utility model relates to a load-bearing ultra-miniature low-speed pure electric vehicle body, characterized in that the front side of the front longitudinal beam is provided with a lower swing arm support for connecting with the front bridge lower swing arm, and the second horizontal beam is fixedly arranged.
  • the steering gear mounting plate connected to the front axle steering gear, the fifth beam is an ingot beam structure, and a rear damper bearing for connecting the rear axle damper is disposed thereon.
  • the utility model relates to a load-bearing ultra-miniature low-speed pure electric vehicle body, characterized in that the rear longitudinal beam is a step beam, and the rear longitudinal beam is provided with a support connected with the rear axle longitudinal thrust rod, and the rear longitudinal beam is fixedly arranged.
  • the bottom plate of the stepped structure, the steel plate and the rear bottom plate provided at the base of the battery case constitute a cavity for placing the control box, and the central control beam is disposed between the battery case and the front wall of the front machine compartment assembly.
  • the utility model relates to a load-bearing ultra-miniature low-speed pure electric vehicle body, characterized in that the front machine compartment assembly comprises a front pillar symmetrically fixed on two front longitudinal beams of the chassis assembly, and an upper end of the front pillar is connected to the arc
  • the front frame support beam of the structure, the other end of the front frame support beam is fixedly connected to the lower beam of the wind window, and the lower beam of the wind window is disposed between the lower columns of the two A columns of the side wall assembly, the lower beam and the underframe of the wind window
  • the front panel is set between the assemblies, front A fender is disposed between the coaming plate and the front pillar, and the front pillar, the front casing support beam, the windshield lower beam, the dash panel and the fender constitute a cavity for placing the battery case.
  • the utility model relates to a load-bearing ultra-miniature low-speed pure electric vehicle body, characterized in that a front cover lock seat for fixing a front cover is arranged between the front pillars, and the fender and the front wall are arranged Before the vibration damping support side beam is set, the front shock absorber support is fixed on the front side of the front vibration-damping support.
  • the utility model relates to a load-bearing ultra-miniature low-speed pure electric vehicle body, characterized in that the side wall panel assembly comprises an integral outer wall panel, an inner side panel is arranged inside the outer panel, and a weight reducing hole is distributed on the inner panel. With stiffeners.
  • the utility model relates to a load-bearing ultra-miniature low-speed pure electric vehicle body, characterized in that the ceiling assembly comprises a ceiling cover, and the ceiling cover is fixedly connected to the top of the side panel assembly through the ceiling support beam.
  • the utility model relates to a load-bearing ultra-miniature low-speed pure electric vehicle body, characterized in that the ceiling cover is composed of an ultra-thin plate or a composite material, and a reinforcing rib is distributed thereon.
  • a stable cage space is formed between the various plates, and the body frame is connected up and down, and the left and right sides are communicated, so that the strength, rigidity and dynamic performance of the body can be satisfied under the premise of using a thin steel plate.
  • the load-bearing vehicle body provided by the invention fully considers the arrangement space and installation method of each functional component, and ensures the front and rear axle load distribution and the driver's comfort and operation convenience through the reasonable arrangement of the functional components in a relatively compact space.
  • FIG. 1 is a schematic overall structural view of an embodiment of the present invention
  • FIG. 1 is a schematic view of the chassis assembly
  • Figure 3 is a side view of the present invention.
  • Figure 4 is a schematic view of the structure after being removed from the ceiling.
  • a load-bearing ultra-miniature low-speed pure electric vehicle body includes a chassis assembly 2, a front frame assembly 2 has a front end fixedly arranged with a front machine compartment assembly 1, and a front machine compartment assembly 1 has a rear side fixed connection side wall.
  • the plate assembly 3, the top of the side panel assembly 3 is fixedly connected to the ceiling assembly 4.
  • the front machine compartment sub-assembly 1 is composed of the front column 5, the front machine support beam 6, the fender 7, the front damper support 8.
  • the beam 11 and the front cover lock base 12 are formed.
  • the front pillar 5 is symmetrically disposed on the front end of the front longitudinal beam 14, and the front cover lock 12 for fixing the front cover is disposed between the two front pillars 5, and the upper end of the front pillar 5 is connected with the front frame support beam 6 of the curved structure.
  • the other end of the front machine support beam 6 is welded to the windshield lower beam 10, and the windshield lower beam 10 is disposed between the two A-pillar lower pillars 32, between the windshield lower beam 10 and the front floor 20 of the underframe assembly 2.
  • the front wall panel 9 is disposed, and the fender 7 is disposed between the front wall panel 9 and the front pillar 5, and the front vibration-damping support side beam 11 and the front vibration-damping support side beam are disposed between the mudguard 7 and the front wall panel 9.
  • the front shock absorber mount 8 is fixedly disposed on the upper end.
  • the front column 5, the front machine support beam 6, the wind window lower beam 10, the front wall board 9 and the fender 7 constitute a cavity for the battery case, which can ensure better mechanical properties.
  • the underframe assembly 2 is composed of a front side rail 14, a rear side rail 25, a first cross member 13, a second cross member 15, a third cross member 18, a fourth cross member 23, a fifth cross member 24, a front bottom plate 20, and a rear bottom plate 26,
  • the battery case 22 is constructed.
  • the first The beam 13 is fixedly connected to the front ends of the two front side members 14
  • the second beam 15 and the third beam 18 are fixedly disposed between the front beam 14 between the first beam 13 and the battery case 22
  • the second beam 15 is welded thereon.
  • the fourth beam 23 and the fifth beam 24 are respectively fixedly connected between the two rear longitudinal beams 25, the fifth beam 24 is an ingot beam structure, and the rear end of the fifth beam 24 is welded with a rear damping bracket 24a.
  • the rear side member 25 is a stepped beam, and the rear side member 25 is provided with a seat 25b connected to the rear axle longitudinal thrust rod, and the rear side frame 25 is fixed with a rear bottom plate 26 of a stepped structure.
  • the bottom plate under the seat is stamped into a U-shaped battery case 22 for accommodating the battery with reinforcing ribs.
  • the front side rails 14 and the rear side rails 25 are respectively coupled to the stamped U-shaped battery case 22.
  • a base of the U-shaped battery case is welded with 3/4 turns of the steel plate and extends all the way back to the rear bottom plate 26, forming a cavity for placing the controller together with the rear bottom plate 26.
  • a central control beam 27 having a rectangular cross section in the middle of the front bottom plate 20 is spot welded to the front bottom plate to transmit force flow and line passage.
  • the front side member 14 at the lower end of the lower column 32 of the A-pillar in the side wall assembly 3, the battery case 22 and the rear side member 25 at the lower end of the B-pillar 33 respectively protrude from the first side cross member 19 and the second side cross member 22a.
  • the third side cross members 25a are fixedly connected to the sill beams 21 at the bottom of the side panel assembly 3, respectively, and the bottom frame assembly 2 and the side panel assembly 3 are connected together.
  • the side wall panel assembly 3 is composed of an integral outer side panel 28 and an inner side panel 29, and the side wall inner panel 29 is distributed with topologically optimized weight reducing holes and reinforcing ribs to satisfy the rigidity, strength and mode of the vehicle body. The performance requirements can also reduce the weight of the body.
  • the ceiling assembly 4 is composed of a ceiling 30 and a ceiling support beam 31.
  • the roof support beam 31 is respectively fixed at the two ends of the side panel assembly 3, and the top longitudinal beam is fixedly connected to form a stable frame, and the ceiling 30 and the ceiling support beam 31 are bonded together by a high-strength adhesive.
  • the ceiling 30 is made of a high-strength steel sheet or composite material with ribs distributed thereon to achieve weight reduction without sacrificing local dynamic performance.

Description

一种承载式超微型低速纯电动汽车车身 技术领域
本发明属于车身构造技术领域, 具体涉及一种承载式超微型低速纯电动汽车 车身。
背景技术
近年 ^€面对能源紧缺、 环境恶化的难题, 世界传统轿车工业开始向超微型化、 低排放方向发展, 并且取得了很大的进展。 随着可充电技术和电动机技术的不断 提高, 电动汽车越来越受到人们的重视。
当今超微型车车身结构主要有两种形式: 车身外覆盖件与冲压成型结构件焊 接或连接成白车身; 玻璃钢成型整车车身。 前一种与现有轿车结构大抵相同, 但 是由于受车身尺寸影响, 设计强度达不到轿车水平, 其安全性远低于普通轿车。 后一种主要用于小批量生产。
超微型纯电动轿车车身结构的设计主要面临三个问题: 尺寸限制、 内部空间 限制和整车重量限制。 这三者是相辅相成、 彼消我长的关系。 超微型车外形尺寸 远小于一般的家用轿车, 很难做到既保证车身的结构强度、 刚度、 动态性能等指 标, 又在有限空间内兼顾到每个功能件 (如电池, 座椅) 的安放位置、 轴荷分配 等方面的协调, 还要保持较轻的重量以增加续航里程。
发明内容
针对现有技术存在的问题, 本发明的目的在于设计提供一种轻量化车身结构。 该车身既能够保证较轻的质量、 较好的整车结构静、 动态性能, 还能够保证车身 内部有限空间得到有效利用, 能够为各类底盘件、 电池、 电机、 控制器、 内饰件 确认本 等提供安装基础。
所述的一种承载式超微型低速纯电动汽车车身, 其特征在于包括/ ¾架总成, 底架总成前端固定设置前机仓总成, 前机仓总成后侧固定连接由外侧围板与内侧 围板构成的侧围板总成, 侧围板总成顶部固定连接顶棚总成。
所述的一种承载式超微型低速纯电动汽车车身, 其特征在于所述的底架总成 包括两条平行的前纵梁和两条平行的后纵梁及设置在前纵梁和后纵梁 J!的由前底 板与后底板构成的底板, 前纵梁和后纵梁之间设置 U形电池盒, 前纵梁的前端固 定连接第一横梁, 第一横梁与电池盒之间的两前纵梁之间固定设置第二横梁与第 三横梁, 所述的后纵梁之间固定设置第四横梁与第五横梁, 前纵梁、 电池盒与后 纵梁两侧分别伸出的第一侧横梁、 第二侧横梁与第三侧横梁分别与侧围板总成底 部的门槛梁固定连接。
所述的一种承载式超微型低速纯电动汽车车身, 其特征在于所述的前纵梁前 端设置用于与前桥下摆臂连接的下摆臂支座, 所述的第二横梁上固定设置用于.与 前桥转向机连接的转向机安装板, 所述的第五横梁为元宝梁结构, 其上设置用于 后桥减振器连接的后减振器支座。
所述的一种承载式超微型低速纯电动汽车车身, 其特征在于所述的后纵梁为 阶梯梁, 后纵梁上设置与后桥纵向推力杆连接的支座, 后纵梁上固定设置阶梯结 构的^底板, 所述的电池盒基部设置的钢板与后底板构成放置控制盒的空腔,电池 盒与前机仓总成的前围板之间设置中控梁。
所述的一种承载式超微型低速纯电动汽车车身, 其特征在于所述的前机仓总 成包括对称固定设置于底架总成的两前纵梁上的前立柱, 前立柱上端连接弧形结 构的前机仓支撑梁, 前机仓支撑梁另一端固定连接风窗下横梁, 风窗下横梁设置 在侧围板总成的两 A柱下支柱之间, 风窗下横梁与底架总成之间设置前围板, 前 围板与前立柱之间设置挡泥板, 所述的前立柱、 前机仓支撑梁、 风窗下横梁、 前 围板和挡泥板构成放置电池盒的空腔。
所述的一种承载式超微型低速纯电动汽车车身, 其特征在于所述的前立柱之 间设置用于固定前机盖的前机盖锁座, 所述的挡泥板与前围板之间设置前减振支 座侧梁, 前减振支座侧梁上固定设置前减振器支座。
所述的一种承载式超微型低速纯电动汽车车身, 其特征在于所述的侧围板总 成包括整体的外侧围板, 外侧围板内侧设置内侧围板, 内侧围板上分布减重孔与 加强筋。
所述的一种承载式超微型低速纯电动汽车车身, 其特征在于所述的顶棚总成 包括顶棚盖, 顶棚盖通过顶棚支撑梁与侧围板总成顶部固定连接。
所述的一种承载式超微型低速纯电动汽车车身, 其特征在于所述的顶棚盖由 超薄^板或复合材料构成, 其上分布加强筋。
根据上述结构各种板件之间形成一稳固的笼形空间, 车身骨架上下相接, 左 右相通, 进而可以在采用较薄的钢板的前提下满足车身的强度、 刚度及动态性能 要求。
本发明提供的承载式车身充分考虑了各个功能件的布置空间和安装方法, 在 较为紧凑的空间内通过功能件的合理布置保证前后轴荷分配及驾驶人员的舒适性 及操作方便性。
附图说明
图 1为本发明实施例整体结构示意图;
图 2为底架总成示意图;
图 3为本发明的侧视图;
图 4为去顶棚后的结构示意图。 图中: 1-前机仓总成; 2-底架总成; 3-侧围板总成; 4-顶棚总成; 5-前立柱; 6-前机仓支撑梁; 7-挡泥板; 8-前减振器支座; 9-前围板; 10-风窗下横梁; 11 - 前减振支座侧梁; 12-前机盖锁座; 13-第一 ώ梁; 14-前纵梁; 15-第二横梁; 16- 转向机安装板; 17-下摆臂支座; 18-第三横梁; 19-第一侧横梁; 20-前底板; 21- 门槛梁; 22-电池盒; 22a-第二侧横梁; 23-第四横梁; 24-第五横梁; 24a-后减振 器支座; 25-后纵梁; 25a-第三侧横梁; 25b-支座; 26-后底板; 27-中空梁; 28 - 外侧围板; 29-内侧围板; 30-顶棚盖; 31-顶棚支撑梁; 32-A柱下支柱; 33_B柱。
具体实施方式
以下结合说明书附图来进一步说明本发明。
如图所示, 一种承载式超微型低速纯电动汽车车身包括底架总成 2,底架总成 2前端固定设置前机仓总成 1, 前机仓总成 1后侧固定连接侧围板总成 3, 侧围板 总成 3顶部固定连接顶棚总成 4。
前机仓分总成 1是由前立柱 5、 前机仓支撑梁 6、 挡泥板 7、 前减振器支座 .8、 前围板 9、风窗下横梁 10、减震支座侧梁 11、前机盖锁座 12构成。前立柱 5对称 设置在前纵梁 14前端上, 两前立柱 5之间设置用于固定前机盖的前机盖锁座 12, 前立柱 5上端连接弧形结构的前机仓支撑梁 6,前机仓支撑梁 6另一端焊接在风窗 下横梁 10上, 风窗下横梁 10设置在两 A柱下支柱 32之间, 风窗下横梁 10与底 架总成 2的前底板 20之间设置前围板 9, 前围板 9与前立柱 5之间设置挡泥板 7, 挡泥板 7与前围板 9之间设置前减振支座侧梁 11,前减振支座侧梁 11上固定设置 前减振器支座 8。 前立柱 5、 前机仓支撑梁 6、 风窗下横梁 10、 前围板 9及挡泥板 7构成放置电池盒的空腔, 可以保证较好的力学性能。
底架总成 2是由前纵梁 14、 后纵梁 25、 第一横梁 13、 第二横梁 15、 第三横 梁 18、 第四横梁 23、 第五横梁 24、 前底板 20、 后底板 26、 电池盒 22构成。 第一 横梁 13与两前纵梁 14的前端固定连接, 第一横梁 13与电池盒 22之间的两前纵 梁 14之间固定设置第二横梁 15与第三横梁 18,第二横梁 15上焊有转向机安装板 16。第四横梁 23、第五横梁 24分别固定连接两后纵梁 25之间, 第五横梁 24为元 宝梁结构, 第五横梁 24两端焊有后减振支座 24a。 后纵梁 25为阶梯梁, 后纵梁 25上设置与后桥纵向推力杆连接的支座 25b, 后纵梁 25上固定设置阶梯结构的后 底板 26。 座椅下方底板冲压成带有加强筋的用于安放电池的 U形电池盒 22。 前纵 梁 14、 后纵梁 25分别与冲压的 U形电池盒 22连接在一起。 环绕 U形电池盒的基 部焊接有 3/4圈钢板并一直向后延伸至后底板 26处, 与后底板 26—起形成放置 控制器的空腔。 前底板 20中部有一横截面为矩形的中控梁 27与前底板点焊在一 起, 起到传递力流与线路通道的作用。 侧围板总成 3中的 A柱下立柱 32下端的前 纵梁 14、 电池盒 22与 B柱 33下端的后纵梁 25两侧分别伸出第一侧横梁 19、 第 二侧横梁 22a与第三侧横梁 25a分别与侧围板总成 3底部的门槛梁 21固定连接, 将底架总成 2、 侧围板总成 3连接在一起。
侧围板总成 3是由整体的外侧围板 28、 内侧围板 29构成, 侧围内板 29上分 布有经拓扑优化后的减重孔与加强筋, 既满足车身刚度、 强度及模态性能的要求, 又能减轻车身的重量。
顶棚总成 4是由顶棚 30、 顶棚支撑梁 31构成。 顶棚支撑梁 31两端分别侧围 板总成 3顶上纵梁固定连接, 形成稳固框架, 并用高强度粘接剂将顶棚 30与顶棚 支撑梁 31黏结在一起。 顶棚 30采用高强度薄钢板或复合材料, 其上分布有加强 筋, 以不牺牲局部动态性能的代价达到轻量化的目的。

Claims

权利要求书
1.一种承载式超微型低速纯电动汽车车身, 其特征在于包括底架总成 (2 ), 底架总成(2) 前端固定设置前机仓总成 (1 ), 前机仓总成 (1 ) 后侧固定连接由 外侧围板(28)与内侧围板(29) 构成的侧围板总成(3), 侧围板总成(3)顶部 固定连接顶棚总成(4)。
2.如权利要求 1所述的一种承载式超微型低速纯电动汽车车身, 其特征在于 所述的底架总成(2)包括两条平行的前纵梁(14)和两条平行的后纵梁(25)及 设置在前纵梁 (14) 和后纵梁 (25 ) 上的由前底板 (20) 与后底板 (26) 构成的 底板, 前纵梁(14)和后纵梁 (25 )之间设置 U形电池盒(22), 前纵梁 (14) 的 前端固定连接第一横梁(13),第一横梁(13)与电池盒(22 )之间的两前纵梁(14) 之间固定设置第二横梁(15) 与第三横梁 (18), 所述的后纵梁 (25)之间固定设 置第四横梁(23) 与第五横梁(24), 前纵梁(14)、 电池盒(22) 与后纵梁(25) 两侧分别伸出的第一侧横梁(19)、 第二侧横梁(22a) 与第三侧横梁(25a)分别 与侧围板总成 (3)底部的门槛梁 (21 ) 固定连接。
3.如权利要求 2所述的一种承载式超微型低速纯电动汽车车身, 其特征在于 所述的前纵梁(14)前端设置用于与前桥下摆臂连接的下摆臂支座 (17), 所述的 第二横梁(15 )上固定设置用于与前桥转向机连接的转向机安装板(16), 所述的 第五横梁 (24 ) 为元宝梁结构, 其上设置用于后桥减振器连接的后减振器支座
(24a)0
4.如权利要求 2所述的一种承载式超微型低速纯电动汽车车身, 其特征在于 所述的后纵梁 (25) 为阶梯梁, 后纵梁 (25) 上设置与后桥纵向推力杆连接的支 座(25b), 后纵梁(25)上固定设置阶梯结构的后底板(26), 所述的电池盒(22) 基部设置的钢板与后底板(26 ) 构成放置控制盒的空腔,电池盒(22 ) 与前机仓总 成(1 ) 的前围板(9)之间设置中控梁(27)。
5.如权利要求 1所述的一种承载式超微型低速纯电动汽车车身, 其特征在于 所述的前机仓总成 (1 ) 包括对称固定设置于底架总成 (2 ) 的两前纵梁 (14) 上 的前立柱 (5), 前立柱 (5) 上端连接弧形结构的前机仓支撑梁 (6) , 前机仓支 撑梁(6) 另一端固定连接风窗下横梁 (10), 风窗下横梁 (10) 设置在侧围板总 成(3) 的两 A柱下支柱(32)之间, 风窗下横梁 (10)与底架总成 (2)之间设 置前围板(9), 前围板(9) 与前立柱之间设置挡泥板(7), 所述的前立柱(5)、 前机仓支撑梁 (6)、 风窗下横梁 (10)、 前围板(9)和挡泥板(7) 构成放置电池 盒的空腔。
6.如权利要求 5所述的一种承载式超微型低速纯电动汽车车身, 其特征在于 所述的前立柱 (5) 之间设置用于固定前机盖的前机盖锁座 (12), 所述的挡泥板
(7) 与前围板 (9) 之间设置前减振支座侧梁 (11), 前减振支座侧梁 (11 ) 上固 定设置前减振器支座 (8)。
7:如权利要求 1所述的一种承载式超微型低速纯电动汽车车身, 其特征在于 所述的侧围板总成 (3) 包括整体的外侧围板(28), 外侧围板 (28) 内侧设置内 侧围板(29), 内侧围板 (29) 上分布减重孔与加强筋。
8.如权利要求 1所述的一种承载式超微型低速纯电动汽车车身, 其特征在于 所述的顶棚总成 (4) 包括顶棚盖 (30), 顶棚盖 (30)通过顶棚支撑梁 (31 ) 与 侧围板总成 (3) 顶部固定连接。
9.如权利要求 8所述的一种承载式超微型低速纯电动汽车车身, 其特征在于 所述的顶棚盖 (30) 由超薄钢板或复合材料构成, 其上分布加强筋。
PCT/CN2010/000733 2010-04-19 2010-05-24 一种承载式超微型低速纯电动汽车车身 WO2011130884A1 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP10850018.2A EP2562065B1 (en) 2010-04-19 2010-05-24 Integral body of ultra-micro pure electric vehicle at low speed

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2010201639096U CN201670271U (zh) 2010-04-19 2010-04-19 一种承载式超微型低速纯电动汽车车身
CN201020163909.6 2010-04-19

Publications (1)

Publication Number Publication Date
WO2011130884A1 true WO2011130884A1 (zh) 2011-10-27

Family

ID=43327683

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2010/000733 WO2011130884A1 (zh) 2010-04-19 2010-05-24 一种承载式超微型低速纯电动汽车车身

Country Status (3)

Country Link
EP (1) EP2562065B1 (zh)
CN (1) CN201670271U (zh)
WO (1) WO2011130884A1 (zh)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106515859A (zh) * 2016-11-30 2017-03-22 北京宏瑞汽车科技股份有限公司 一种轻量化电动汽车
CN107187500A (zh) * 2017-05-23 2017-09-22 保定中兴田野新能源汽车科技有限公司 一种立体多路径承载式机舱结构
CN109383625A (zh) * 2017-08-11 2019-02-26 上汽通用五菱汽车股份有限公司 一种电动汽车车身骨架
CN113147908A (zh) * 2021-04-20 2021-07-23 重庆长安汽车股份有限公司 一种车身前端结构

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103895710A (zh) * 2012-12-28 2014-07-02 财团法人金属工业研究发展中心 侧围大梁框架车体及其组装方法
CN103287495A (zh) * 2013-06-03 2013-09-11 众泰控股集团有限公司 一种汽车车身结构
CN103318263A (zh) * 2013-07-10 2013-09-25 北京北方鸿瑞汽车技术有限公司 一种轻量化电动汽车
CN103350721B (zh) * 2013-07-19 2015-12-30 山东奥特姆新能源汽车制造有限公司 一种电动汽车车身框架
CN104002867A (zh) * 2014-05-23 2014-08-27 河南速达电动汽车科技有限公司 一种电动汽车车身结构
US10632857B2 (en) 2016-08-17 2020-04-28 Shape Corp. Battery support and protection structure for a vehicle
CN106347467B (zh) * 2016-10-11 2018-10-23 北京长城华冠汽车科技股份有限公司 一种车身骨架及具有该车身骨架的汽车
EP3566253B1 (en) 2017-01-04 2022-12-28 Shape Corp. Battery support structure for a vehicle
DE102017101561B4 (de) * 2017-01-26 2022-06-09 Benteler Automobiltechnik Gmbh Vorderwagenstruktur sowie Chassis für ein Elektrokraftfahrzeug
WO2018213475A1 (en) 2017-05-16 2018-11-22 Shape Corp. Polarized battery tray for a vehicle
US11211656B2 (en) 2017-05-16 2021-12-28 Shape Corp. Vehicle battery tray with integrated battery retention and support feature
US10886513B2 (en) 2017-05-16 2021-01-05 Shape Corp. Vehicle battery tray having tub-based integration
US11088412B2 (en) 2017-09-13 2021-08-10 Shape Corp. Vehicle battery tray with tubular peripheral wall
WO2019071013A1 (en) 2017-10-04 2019-04-11 Shape Corp. BATTERY SUPPORT BOTTOM ASSEMBLY FOR ELECTRIC VEHICLES
CN112055898A (zh) 2018-03-01 2020-12-08 形状集团 与车辆电池托盘集成的冷却系统
US11688910B2 (en) 2018-03-15 2023-06-27 Shape Corp. Vehicle battery tray having tub-based component
CN109398495A (zh) * 2018-09-29 2019-03-01 北京长城华冠汽车科技股份有限公司 后侧围组件和汽车
SG11202104513SA (en) * 2018-11-01 2021-05-28 Electric Vehicles Entpr Ltd Chassis for an electric vehicle
KR20200120163A (ko) * 2019-04-11 2020-10-21 현대자동차주식회사 차량의 차체
CN110497967B (zh) * 2019-08-21 2020-11-03 芜湖国风塑胶科技有限公司 一种两座式电动车用后侧围板结构
CN115402416A (zh) * 2022-08-17 2022-11-29 柳州五菱新能源汽车有限公司 车身结构及短头车
CN115257937B (zh) * 2022-08-26 2023-05-16 浙江极氪智能科技有限公司 无b柱车身的上边梁及无b柱车身

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1136794A (zh) * 1994-03-01 1996-11-27 奔驰公司 汽车整体承载式白车身结构及其制造方法
CN2587741Y (zh) * 2002-08-14 2003-11-26 上海燃料电池汽车动力系统有限公司 骨架式车身
DE102004029740A1 (de) * 2004-06-19 2006-02-16 Adam Opel Ag Verfahren zur Montage eines Panoramadachs an einem Kraftfahrzeug sowie entsprechend hergestelltes Kraftfahrzeug mit Panoramadach
CN101323320A (zh) * 2008-06-03 2008-12-17 奇瑞汽车股份有限公司 一种汽车下部车身结构

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1274643A (en) * 1968-07-04 1972-05-17 Diva Cars Ltd Improvements relating to motor land vehicles
JPS5940977A (ja) * 1982-08-31 1984-03-06 Yamaha Motor Co Ltd 合成樹脂製車体
DE3706700A1 (de) * 1987-03-02 1987-06-25 Klaus Dipl Ing Seeliger Modular aufgebautes personenkraftfahrzeug
JPS6432982A (en) * 1987-07-28 1989-02-02 Mazda Motor Resin car body structure of automobile
DE4243186A1 (de) * 1992-12-19 1994-06-23 Klaus Dipl Ing Seeliger Modular aufgebautes Personenkraftfahrzeug
FR2740092B1 (fr) * 1995-10-23 1998-01-02 Thuliez Jean Luc Vehicule routier ultra-leger
ITMI980828A1 (it) * 1998-04-20 1999-10-20 Antonio Ceccotti Piccolo autoveicolo da citta'
JP2006182295A (ja) * 2004-12-28 2006-07-13 Honda Motor Co Ltd 電気自動車の車体構造
ITMI20072355A1 (it) * 2007-12-17 2009-06-18 Automotive Res Technology & St Struttura di quadriciclo a motore.
CN201183525Y (zh) * 2007-12-25 2009-01-21 上海英卡汽车技术有限公司 电动微型车车架
WO2010081997A2 (fr) * 2009-01-16 2010-07-22 Heuliez Concord Chassis de vehicule avec logement de dispositif de stockage d'energie

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1136794A (zh) * 1994-03-01 1996-11-27 奔驰公司 汽车整体承载式白车身结构及其制造方法
CN2587741Y (zh) * 2002-08-14 2003-11-26 上海燃料电池汽车动力系统有限公司 骨架式车身
DE102004029740A1 (de) * 2004-06-19 2006-02-16 Adam Opel Ag Verfahren zur Montage eines Panoramadachs an einem Kraftfahrzeug sowie entsprechend hergestelltes Kraftfahrzeug mit Panoramadach
CN101323320A (zh) * 2008-06-03 2008-12-17 奇瑞汽车股份有限公司 一种汽车下部车身结构

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106515859A (zh) * 2016-11-30 2017-03-22 北京宏瑞汽车科技股份有限公司 一种轻量化电动汽车
CN107187500A (zh) * 2017-05-23 2017-09-22 保定中兴田野新能源汽车科技有限公司 一种立体多路径承载式机舱结构
CN109383625A (zh) * 2017-08-11 2019-02-26 上汽通用五菱汽车股份有限公司 一种电动汽车车身骨架
CN113147908A (zh) * 2021-04-20 2021-07-23 重庆长安汽车股份有限公司 一种车身前端结构

Also Published As

Publication number Publication date
EP2562065A1 (en) 2013-02-27
EP2562065B1 (en) 2018-10-17
EP2562065A4 (en) 2016-01-13
CN201670271U (zh) 2010-12-15

Similar Documents

Publication Publication Date Title
WO2011130884A1 (zh) 一种承载式超微型低速纯电动汽车车身
CN107651021B (zh) 一种电动汽车铝合金车身结构
CN201183525Y (zh) 电动微型车车架
CN206171567U (zh) 客车底架和具有其的客车
CN203958341U (zh) 电动汽车及其白车身
CN203819351U (zh) 一种低速纯电动车车身
CN102530081A (zh) 一种电动汽车车架
CN102390438A (zh) 具有大件装载功能的地板结构
WO2022156506A1 (zh) 一种挤压型材和铸造组合型电动车前副车架
CN204149846U (zh) 一种纯电动车机舱横梁结构
CN202080335U (zh) 一种无大梁模块化客车底架
CN105109556B (zh) 一种电动汽车电池组的榫卯式车架
CN111216793A (zh) 一种新型钢制框式前副车架
CN111746649A (zh) 一种电动汽车下部车架及底盘
CN106882268A (zh) 一种轻量化微型电动汽车白车身
CN101863287B (zh) 一种纵梁结构
CN212353613U (zh) 一种便捷型变速箱辅助悬置结构
CN201538357U (zh) 汽车前纵梁
CN102328691B (zh) 一种车架
CN210122050U (zh) 一种新能源动力总成悬置
CN202481152U (zh) 一种纯电动双模式充电大客车
CN202827777U (zh) 一种汽车包裹架结构
CN215706650U (zh) 一种后纵梁总成
CN220785903U (zh) 一种铝焊接副车架结构
CN202163492U (zh) 一种车架构件以及由该车架构件组合而成的车架

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 10850018

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 2010850018

Country of ref document: EP