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WO2019185022A1 - Ensemble plancher avant et véhicule automobile - Google Patents

Ensemble plancher avant et véhicule automobile Download PDF

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Publication number
WO2019185022A1
WO2019185022A1 PCT/CN2019/080430 CN2019080430W WO2019185022A1 WO 2019185022 A1 WO2019185022 A1 WO 2019185022A1 CN 2019080430 W CN2019080430 W CN 2019080430W WO 2019185022 A1 WO2019185022 A1 WO 2019185022A1
Authority
WO
WIPO (PCT)
Prior art keywords
mounting
front floor
floor assembly
cover
battery pack
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.)
Ceased
Application number
PCT/CN2019/080430
Other languages
English (en)
Chinese (zh)
Inventor
王于闽
杨峰
陈祥祯
李岩
丁威毅
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.)
BYD Co Ltd
Original Assignee
BYD 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 BYD Co Ltd filed Critical BYD Co Ltd
Publication of WO2019185022A1 publication Critical patent/WO2019185022A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/20—Floors or bottom sub-units
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/20—Floors or bottom sub-units
    • B62D25/2009—Floors or bottom sub-units in connection with other superstructure subunits
    • 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
    • B60K2001/0438—Arrangement under the floor

Definitions

  • the present disclosure belongs to the field of new energy automobile technology, and in particular relates to a front floor assembly and an automobile.
  • the existing front floor of the automobile is usually a sheet metal panel structure, and is welded to the floor skeleton as an assembly on the welding line. As a part of the body-in-white, it is an important part of the seal of the passenger compartment.
  • the front cover of the automobile and the sealing cover of the battery pack are two independent parts, and there is a matching gap requirement between the two, and a reserved gap of 10 mm to 20 mm is required to avoid interference or abnormal noise, and this structure sacrifices Z.
  • the height to the (vehicle height) causes space waste, resulting in tight layout space and low space utilization.
  • the front floor often needs to provide mounting points for many modules, but due to the limitation of the sheet metal stamping process, only the form of split small bracket welding can be used.
  • This type of front floor assembly adds to the welding process; on the other hand, it also results in a greater weight of the front floor assembly.
  • the technical problem to be solved by the present disclosure is to provide a front floor assembly and an automobile for the problem that the existing front floor assembly has a large weight.
  • an embodiment of the present disclosure provides a front floor assembly including a connecting plate and a battery pack, the battery pack including a battery pack sealing cover and a battery tray, the battery pack sealing cover and the battery tray Forming a sealed space for accommodating the battery module, the connecting plate is provided with a notch, the battery pack is disposed at the notch position, and a top edge of the battery pack sealing cover is connected to the inner side of the connecting plate and covered The gap is formed to form a front floor.
  • the connecting plate is provided with a notch, and the battery pack is disposed at the notch position, and the top edge of the battery pack sealing cover of the battery pack is connected to the inner side of the connecting plate and covers the notch to form the front floor.
  • the gap is covered by the battery pack sealing cover, and the battery pack sealing cover and the connecting plate are combined to form the front floor, and the battery pack sealing cover is a part of the front floor.
  • the battery pack mounting beam (for example, the front floor lower rail) can be lowered with the lifting of the battery pack to lower the design height, so that the battery pack mounting beam can be designed to be lighter in weight. Further reduce the weight of the front floor assembly.
  • an embodiment of the present disclosure also provides an automobile including the front floor assembly described above.
  • FIG. 1 is a perspective view of a front floor assembly according to an embodiment of the present disclosure
  • FIG. 2 is an exploded view of a front floor assembly according to an embodiment of the present disclosure
  • FIG. 3 is a top plan view of a front floor assembly according to an embodiment of the present disclosure.
  • FIG. 4 is a partial cross-sectional view of a front floor assembly according to an embodiment of the present disclosure
  • Figure 5 is an enlarged view of a portion A in Figure 4.
  • FIG. 6 is a partial cross-sectional view of a front floor assembly according to another embodiment of the present disclosure.
  • Figure 7 is an enlarged view of B in Figure 6;
  • FIG. 8 is a schematic view showing the connection between a front floor and a vehicle body according to an embodiment of the present disclosure
  • FIG. 9 is a simplified schematic diagram of a car according to an embodiment of the present disclosure.
  • Figure 10 is a simplified schematic illustration of a web provided by an embodiment of the present disclosure.
  • Battery pack sealing cover 11, top cover; 12, side cover; 121, second flange; 122, third flange;
  • the central channel is installed with studs
  • the power amplifier module is installed with studs
  • the battery module is installed with studs
  • the “up” and “down” directions and the “top” and “bottom” directions refer to the vehicle height direction of the automobile, that is, the Z direction shown in FIG. 2, and the “front” and “rear” directions refer to the vehicle length direction of the automobile.
  • the “left” and “right” directions refer to the vehicle width direction of the automobile, that is, the Y direction shown in FIG. 2
  • the “inside” and “outside” directions refer to the vehicle along the vehicle. Inside, or in the direction of extending outside the car.
  • the existing electric vehicle battery pack sealing cover is mostly formed of composite material or aluminum alloy, and the battery module package is sealed by the battery pack sealing cover and the battery tray to form an integral form of the battery pack, the battery pack. It is then supplied to the assembly line for assembly with the body. For safety reasons, the battery pack must be protected from water, and the battery pack sealing cover is sealed with the battery tray to form a battery pack seal.
  • an embodiment of the present disclosure provides a front floor assembly 100 including a connecting plate 4 and a battery pack.
  • the battery pack includes a battery pack sealing cover 1 and a battery tray 2, and a sealed space for accommodating the battery module is formed between the battery pack sealing cover 1 and the battery tray 2.
  • the connecting plate 4 is provided with a notch 41.
  • the battery pack is disposed at the position of the notch 41.
  • the top edge of the battery pack sealing cover 1 is connected to the inner side of the connecting plate 4 and covered.
  • the notch 41 is formed to form a front floor.
  • the battery pack sealing cover 1 includes a top cover 11 and a side cover 12 surrounding the outer edge of the top cover 11 , and a top side of the side cover 12 is connected outside the top cover 11 Below the edge, the bottom side of the side cover 12 is attached to the outer edge of the battery tray 2.
  • the top cover 11 is both a part of the battery pack sealing cover 1 and a part of the front floor.
  • the notch is covered by the battery pack sealing cover 1, and the battery pack sealing cover 1 and the connecting plate 4 are combined to form the front floor, and the battery pack sealing cover 1 is front.
  • Part of the floor is equivalent to combining the traditional front floor and the battery pack sealing cover, saving the Z-direction space of 10-20mm between the traditional front floor and the battery pack sealing cover, which is equivalent to the overall lifting of the battery pack.
  • the ground clearance of the vehicle body is increased, the road passing property of the vehicle is improved, the space utilization rate is improved, the total arrangement pressure is alleviated, and the weight of the front floor assembly 100 is reduced.
  • the battery pack mounting beam (for example, the front floor lower rail) can be lowered with the lifting of the battery pack to lower the design height, so that the battery pack mounting beam can be designed to be lighter in weight. The weight of the front floor assembly 100 is further reduced.
  • the top cover 11 is an integrally formed composite panel.
  • the material of the composite panel may be SMC (Sheet Molding Compound) or reinforced fiber composite sheet (such as glass fiber composite sheet and aramid fiber composite sheet).
  • SMC Sheet Molding Compound
  • reinforced fiber composite sheet such as glass fiber composite sheet and aramid fiber composite sheet.
  • the composite panel can reduce the weight of the battery pack sealing cover 1 while meeting the strength requirements.
  • the side cover 12 is a stamped sheet metal member corresponding to the top cover 11 in the form of a composite panel.
  • the battery tray 2 includes a battery tray panel 21 that is recessed downward.
  • the top side edge of the battery tray panel 21 is outwardly bent to form a first flange 211.
  • the bottom side edge of the 12 is bent outward to form a second flange 121, and the second flange 121 is sealingly coupled to the upper surface of the first flange 211.
  • the top side edge of the side cover 12 is bent inwardly to form a third flange 122, and the third flange 122 is sealingly connected to the lower surface of the top cover 11 by gluing.
  • the specific connection form of the second flange 121 and the first flange 211 may be welding, gluing, bolting, or the like.
  • the bonding effect is enhanced while the bonding strength is enhanced by the combination of the adhesive and the bolt connection.
  • the outer edge of the top cover 11 is fixedly connected with a mounting nut 3 for connecting the battery pack sealing cover 1 to the vehicle body, and the mounting nut 3 A plurality of outer edges are provided around the top cover 11.
  • the mounting nut 3 is a rivet nut that is riveted to the outer edge of the top cover 11.
  • the front floor assembly 100 can be attached to the body by bolts that match the mounting nut 3.
  • the front floor assembly 100 further includes a front floor lower side member 5, and the top of the front floor lower side member 5 is fixedly connected to the connecting plate 4 by welding or the like.
  • the inner edge of the connecting plate 4 overlaps the outer edge of the top cover 11 , and the inner edge of the connecting plate 4 and the outer edge of the top cover 5 are press-fitted with a sealing member.
  • the press fitting refers to an assembly process of pressing the two parts having the interference fit to the mating position, so it can be understood that the seal 6 is interference fit on the inner side edge of the connecting plate 4 and the outer side of the top cover 5 The same is true for the case where the other parts are involved in the case of press fitting.
  • the seal 6 may be a sealed foam or seal or the like.
  • the seal 6 isolates the front floor (top cover 11) from the bottom to ensure the seal of the passenger compartment.
  • the front floor assembly 100 is attached to the vehicle body by means of a mounting nut 3 and a bolt, and the first is easy to install (the bolt can be easily screwed into the mounting nut 3 from above); the second is that the bolt can be tightly sealed after being fastened. Piece 6, to achieve a good seal.
  • Figure 8 shows the mounting position of the front floor on the vehicle body.
  • the connecting plate 4 is disposed around the top cover 11 , that is, the inner edge of the connecting plate 4 is fixedly connected with the outer edge of the top cover 11 , and the front seat is fixedly connected to the connecting plate 4 and the top cover 11 .
  • the front mounting beam 50 and the front seat rear mounting beam 60, the two ends of the front seat front mounting beam 50 are fixedly connected to the left door sill 70 and the right sill 80, respectively, and the two ends of the front seat rear mounting beam 50 are fixedly connected
  • the left threshold 70 and the right threshold 80 are on.
  • the front seat front mounting cross member 50 and the front seat rear mounting cross member 60 can be used for the installation and reinforcement of the battery pack in addition to the front seat mounting.
  • the connection of the connecting plate 4 to the top cover 11 can be further enhanced.
  • the battery tray 2 further includes a fixed connection to the battery tray panel 21 by welding or bolting, and outwardly protruding the outer edge of the battery tray panel 21.
  • the mounting plate 22 is fixedly attached to the bottom of the front floor lower side member 5 by welding or bolting.
  • the mounting plate 22 can also function to enhance the strength of the battery tray panel 21 while connecting the battery tray 2 to the front floor lower side member 5.
  • the top opening sides of the front floor side rail 5 respectively form an outer flange 51 and an inner flange 52, and the outer flange 51 and the inner flange 52 is fixedly attached to the lower surface of the connecting plate 4 by welding or gluing, and the sealing member 6 is press-fitted between the inner flange 52 and the outer edge of the top cover 11.
  • the sealing member 6 has a large contact area with the inner flange 52 and the top cover 11 on both sides, and the sealing effect is better.
  • the front floor assembly 100 further includes a central passage mounting stud 7 for mounting the auxiliary instrument panel and the shifting mechanism mounting bracket for mounting the power amplifier module.
  • Power amplifier module mounting stud 8 battery module mounting stud 9 for mounting battery module
  • wiring harness mounting stud 10 for mounting automotive wiring harness 200
  • duct mounting stud 20 for installing air conditioning duct and for mounting
  • the stud 20 and the sheet metal guard mounting stud 30 are integrally formed in the top cover 11 .
  • the top cover 11 of the form is integrally formed.
  • the central passage on the existing front floor assembly 100 is replaced by five central passage mounting studs 7 as Mounting points are provided by the auxiliary instrument panel and the shifting mechanism mounting bracket.
  • the power amplifier mounting bracket on the existing front floor assembly 100 is replaced by two power amplifier module mounting studs 8 to provide a mounting point for the power amplifier module.
  • the battery mounting bracket on the existing front floor assembly 100 is replaced by two battery module mounting studs 9 to provide a mounting point for the battery module.
  • a plurality of weld bolt brackets and end face welding bolts on the existing front floor assembly 100 are replaced by one harness mounting stud 10, four duct mounting studs 20 and three sheet metal guard studs 30. This provides installation points for a number of general layout modules such as wire harnesses, air conditioning ducts, and sheet metal shields for air conditioning ducts.
  • the upper portion of the top cover 11 is divided into a front mounting area FA, a middle mounting area MA and a rear mounting area BA from front to back; the central passage
  • the mounting stud 7 is disposed at an intermediate position of the front mounting area FA
  • the power amplifier module mounting stud 8 and the harness mounting stud 10 are disposed on the left side of the middle mounting area MA
  • the battery module is installed
  • the stud 9 and the sheet metal guard mounting stud 30 are disposed on the right side of the middle mounting area MA
  • the duct mounting stud 20 is disposed at an intermediate position of the rear mounting area BA.
  • the central channel mounting stud 7, the power amplifier module mounting stud 8, the battery module mounting stud 9, the wire harness mounting stud 10, and the air duct mounting are integrally formed in the top cover 11 in the form of a composite panel.
  • the stud 20 and the sheet metal guard mounting stud 30 can replace the sheet metal bracket at the corresponding position in the prior art, and do not need welding, which reduces the welding process, reduces the weight of the vehicle body, and improves the weight reduction factor of the vehicle body.
  • the front floor assembly 100 of the embodiment of the present disclosure has an overall weight of the battery pack sealing cover of 18.493 Kg, while the conventional battery pack sealing cover and the front floor have a total weight of 23.926 Kg, which is equivalent to a weight reduction of 5.433. Kg.
  • the battery pack mounting beam (for example, the front floor lower rail) can be matched with a battery pack (including a battery pack sealing cover, a battery tray, and The battery module is lifted up to lower the design height, so that the battery pack mounting beam can be designed to be lighter in weight, further reducing the weight of the front floor assembly 100.
  • the use of a top cover in the form of a composite panel and the replacement of individual sheet metal supports have a significant contribution to the weight reduction of the body, resulting in a weight reduction of 22.7% for the front floor assembly 100.
  • the battery pack sealing cover 1 is an integrally formed sheet metal member, that is, the top cover 11 and the side cover 12 are integrally formed.
  • a DC01 material having a thickness of 0.7 mm can be formed by press forming.
  • the upper surface areas of the battery pack sealing cover 1 are respectively welded with the respective sheet metal brackets.
  • the battery tray 2 includes a battery tray panel 21 that is recessed downward, and a top side edge of the battery tray panel 21 is outwardly bent to form a first flange 211.
  • the bottom side edge of the side cover 12 is bent outward to form a second flange 121, and the second flange 121 is sealingly connected to the upper surface of the first flange 211.
  • the battery tray 2 further includes a battery tray panel 21 that is fixedly attached to the battery tray panel 21 by welding or bolting, and protrudes outward.
  • the front floor assembly 100 further includes a front floor lower side rail 5 and a sealing cover connecting plate 40, and the top of the front floor lower side member 5 is fixedly connected under the connecting plate 4 by welding or the like, the mounting The plate 22 is fixedly connected to the bottom of the front floor lower side member 5 by welding or bolting, etc., and the inner side edge of the sealing cover connecting plate 40 is fixedly attached to the outer edge of the top cover 11 by gluing or the like.
  • the seal 6 can be a sealed foam or a sealing ring or the like. The seal 6 isolates the front floor (top cover 11) from the bottom to ensure the seal of the passenger compartment.
  • both sides of the top opening of the front floor lower side member 5 respectively form an outer flange 51 and an inner flange 52, and the outer flange 51 and the inner flange 52 is fixedly attached to the lower surface of the connecting plate 4 by welding or gluing, and the sealing member 6 is press-fitted between the inner flange 52 and the sealing cover connecting plate 40.
  • the battery pack sealing cover 1 is an integrally formed sheet metal member, the connection between the top cover 11 and the side cover 12 is no longer formed as a flange, in order to realize the top cover 11 and the connecting plate 4 And the connection of the inner flange 52 of the front floor lower rail 5 is provided with a sealing cover connecting plate 40, and the sealing cover connecting plate 40 connects the battery pack sealing cover 1 and the connecting plate 4 and the inner flange 52 of the front floor side sill 5 connect them.
  • the battery pack sealing cover may also be an integrally formed composite panel.
  • the top cover and the side cover of the battery pack sealing cover are two parts, and both of the parts may be composite materials or may be sheet metal parts.
  • top cover portions of the battery pack sealing cover constitute the front floor (used as the front floor), and the carpet is directly laid over the top cover of the battery pack sealing cover.
  • an embodiment of the present disclosure further provides an automobile 200 including the front floor assembly 100 of the above embodiment.
  • the automobile 200 provided in this embodiment increases the ground clearance of the vehicle body, improves the road passing property, improves the space utilization rate, alleviates the total arrangement pressure, and reduces the weight of the front floor assembly 100.
  • the battery pack mounting beam for example, the front floor lower rail
  • the battery pack mounting beam can be lowered with the lifting of the battery pack to lower the design height, so that the battery pack mounting beam can be designed to be lighter in weight. Further reducing the weight of the front floor assembly 100 is advantageous for the weight reduction of the automobile 200.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
  • Battery Mounting, Suspending (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

L'invention concerne un ensemble plancher avant (100) et un véhicule automobile (200). L'ensemble plancher avant (100) comprend une plaque de raccordement (4) et un bloc-batterie, et le bloc-batterie comprend un couvercle d'étanchéité de bloc-batterie (1) et un bac de batterie (2). Un espace étanche destiné à recevoir un module de batterie est formé entre le couvercle d'étanchéité de bloc-batterie (1) et le bac de batterie (2), une encoche (41) est disposée sur la plaque de raccordement (4) et le bloc-batterie est disposé au niveau de la position de l'encoche (41). Le bord supérieur du couvercle d'étanchéité de bloc-batterie (1) est raccordé à un côté interne de la plaque de raccordement (4) et recouvre l'encoche (41) pour former le plancher avant.
PCT/CN2019/080430 2018-03-30 2019-03-29 Ensemble plancher avant et véhicule automobile Ceased WO2019185022A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810279529.XA CN110329361B (zh) 2018-03-30 2018-03-30 前地板总成及汽车
CN201810279529.X 2018-03-30

Publications (1)

Publication Number Publication Date
WO2019185022A1 true WO2019185022A1 (fr) 2019-10-03

Family

ID=68060950

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2019/080430 Ceased WO2019185022A1 (fr) 2018-03-30 2019-03-29 Ensemble plancher avant et véhicule automobile

Country Status (2)

Country Link
CN (1) CN110329361B (fr)
WO (1) WO2019185022A1 (fr)

Cited By (6)

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CN113400916A (zh) * 2021-05-25 2021-09-17 东风柳州汽车有限公司 电池包安装组件、车身结构以及车辆
CN113937413A (zh) * 2020-07-09 2022-01-14 比亚迪股份有限公司 车辆及其电池包
CN115122896A (zh) * 2022-06-08 2022-09-30 中国第一汽车股份有限公司 一种与车身地板高度集成的动力电池总成、电动车辆及设计方法
CN115158488A (zh) * 2022-06-27 2022-10-11 重庆长安汽车股份有限公司 一种集成通风管道的座椅安装梁总成及汽车
CN115946781A (zh) * 2022-12-29 2023-04-11 浙江零跑科技股份有限公司 车架结构及汽车
FR3160150A1 (fr) * 2024-03-18 2025-09-19 Stellantis Auto Sas Flasque d’étanchéité de plancher de véhicule automobile.

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CN112498497B (zh) * 2020-11-09 2022-09-13 东风汽车集团有限公司 一种电动车的车身底板和动力电池箱
CN113665684B (zh) * 2021-09-29 2023-01-20 蜂巢能源科技有限公司 车辆的车身地板总成以及车辆
CN113972423A (zh) * 2021-10-19 2022-01-25 广州小鹏汽车科技有限公司 车辆的动力电池包与车身集成结构及车辆
CN117002241A (zh) * 2022-03-31 2023-11-07 比亚迪股份有限公司 车辆
JP2024545178A (ja) * 2022-06-29 2024-12-05 香港時代新能源科技有限公司 筐体、電池及び電力消費装置
KR20240124358A (ko) * 2022-06-29 2024-08-16 컨템포러리 엠퍼렉스 테크놀로지 씨오., 리미티드 박스체, 배터리 및 전기 장치

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CN102448758A (zh) * 2009-05-26 2012-05-09 日产自动车株式会社 车辆电池冷却结构
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CN103523100A (zh) * 2013-10-31 2014-01-22 东风汽车公司 插电式混合动力汽车后地板总成结构
CN104787123A (zh) * 2015-03-20 2015-07-22 东风汽车公司 一种换电式电动汽车车身前地板下横梁连接结构
CN206155588U (zh) * 2016-10-28 2017-05-10 广州汽车集团股份有限公司 一种车辆地板结构及动力电池安装结构

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CN113937413B (zh) * 2020-07-09 2023-03-14 比亚迪股份有限公司 车辆及其电池包
CN113400916A (zh) * 2021-05-25 2021-09-17 东风柳州汽车有限公司 电池包安装组件、车身结构以及车辆
CN115122896A (zh) * 2022-06-08 2022-09-30 中国第一汽车股份有限公司 一种与车身地板高度集成的动力电池总成、电动车辆及设计方法
CN115158488A (zh) * 2022-06-27 2022-10-11 重庆长安汽车股份有限公司 一种集成通风管道的座椅安装梁总成及汽车
CN115158488B (zh) * 2022-06-27 2023-11-14 重庆长安汽车股份有限公司 一种集成通风管道的座椅安装梁总成及汽车
CN115946781A (zh) * 2022-12-29 2023-04-11 浙江零跑科技股份有限公司 车架结构及汽车
FR3160150A1 (fr) * 2024-03-18 2025-09-19 Stellantis Auto Sas Flasque d’étanchéité de plancher de véhicule automobile.

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