WO2020066690A1 - Body structure of vehicle - Google Patents

Body structure of vehicle Download PDF

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Publication number
WO2020066690A1
WO2020066690A1 PCT/JP2019/036060 JP2019036060W WO2020066690A1 WO 2020066690 A1 WO2020066690 A1 WO 2020066690A1 JP 2019036060 W JP2019036060 W JP 2019036060W WO 2020066690 A1 WO2020066690 A1 WO 2020066690A1
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WIPO (PCT)
Prior art keywords
vehicle
floor panel
region
mount
body structure
Prior art date
Application number
PCT/JP2019/036060
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French (fr)
Japanese (ja)
Inventor
伸彦 金光
Original Assignee
いすゞ自動車株式会社
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 いすゞ自動車株式会社 filed Critical いすゞ自動車株式会社
Priority to CN201980063941.0A priority Critical patent/CN112789215B/en
Publication of WO2020066690A1 publication Critical patent/WO2020066690A1/en
Priority to PH12021550613A priority patent/PH12021550613A1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D24/00—Connections between vehicle body and vehicle frame
    • B62D24/02—Vehicle body, not intended to move relatively to the vehicle frame, and mounted on vibration absorbing mountings, e.g. rubber pads
    • 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
    • B62D27/00—Connections between superstructure or understructure sub-units
    • B62D27/04—Connections between superstructure or understructure sub-units resilient

Definitions

  • the present disclosure relates to a vehicle body structure.
  • Patent Literature 1 discloses a floor structure having a floor panel provided with a tunnel reinforcement on a lower side.
  • a reinforcing member for reinforcing a floor panel included in a vehicle body structure may have a linearly extending reinforcement in the front-rear direction of the vehicle. In this case, there has been a problem that it is difficult to secure the rigidity of the floor panel.
  • the present disclosure has been made in view of these points, and has as its object to provide a vehicle body structure in which the rigidity of a floor panel is improved.
  • a floor panel provided above a frame extending in a front-rear direction of a vehicle in a height direction of the vehicle, and a reinforcing member for reinforcing the floor panel.
  • the floor panel has a plurality of mounting portions for coupling the frame and the floor panel, and the reinforcing member has a first region extending in a front-rear direction of the vehicle, and a first region.
  • a rear end in the front-rear direction of the vehicle and a rear end mount portion provided at the rearmost of the plurality of mount portions, and the rear end is arranged toward the rear of the vehicle.
  • a vehicle body structure having a reinforce including a second region in which a distance from a mount portion in a vehicle width direction of the vehicle is reduced.
  • the reinforce may be convex downward in the height direction of the vehicle.
  • the reinforcing member may include, as the reinforce, a first reinforce provided on a left side of the vehicle and a second reinforce provided on a right side of the vehicle.
  • the reinforcing member may further include a first coupling portion that couples the first reinforcement and the second reinforcement at a connection position between the first region and the second region.
  • the floor panel further includes a coupling portion that couples the plurality of mount portions, and an end of the second region opposite to a side coupled to a rear end of the first region is the coupling portion. It may be fixed to.
  • FIG. 1 shows a state of a vehicle provided with a body structure according to the present embodiment.
  • FIG. 2 shows a structure of a floor panel and a partial region of a reinforcing member.
  • FIG. 1 is a diagram illustrating a state of a vehicle provided with a body structure 2 according to the present embodiment.
  • FIG. 2 is a diagram showing a structure of a partial area of the floor panel 21 and the reinforcing member 22.
  • FIG. 2 is a diagram showing a structure of the area A in the floor panel 21 shown in FIG. 1 as viewed from below in the height direction of the vehicle.
  • the vehicle has a frame 1, a body structure 2, and an elastic member 3.
  • the frame 1 extends in the front-rear direction of the vehicle.
  • the frame 1 has, for example, a plurality of side members extending in the front-rear direction of the vehicle and a plurality of cross members extending in the vehicle width direction between the plurality of side members.
  • the frame 1 is provided with, for example, a body structure 2 to be described later, and vehicle components such as an engine and a transmission (not shown).
  • the body structure 2 is a vehicle body provided above the frame 1 in the height direction of the vehicle.
  • the body structure 2 constitutes, for example, an engine room, a passenger compartment, a luggage compartment, and the like. Details of the body structure 2 will be described later.
  • the elastic member 3 is provided between the frame 1 and the body structure 2. Specifically, the plurality of elastic members 3 are provided between the frame 1 and each of the plurality of mounts 211 of the floor panel 21 described later.
  • the elastic member 3 is formed of, for example, rubber.
  • the vehicle is provided with the elastic member 3 between the frame 1 and the body structure 2 in this manner. For example, the vibration generated in the frame 1 during traveling of the vehicle is absorbed by the elastic member 3 so that the frame 1 Vibration of the body structure 2 due to vibration can be suppressed. The details of the elastic member 3 will be described later.
  • the body structure 2 has a floor panel 21 and a reinforcing member 22.
  • the floor panel 21 is a member that forms a floor surface of a cabin of a vehicle.
  • the floor panel 21 has, for example, a flat plate shape, and forms a lower surface of the body structure 2 in the vehicle height direction.
  • the floor panel 21 is provided above the frame 1 in the vehicle height direction.
  • the floor panel 21 has a flat plate shape, for example, but may have irregularities.
  • the floor panel 21 has a plurality of mounting parts 211 and a coupling part 213.
  • the mount part 211 is a part for connecting the frame 1 and the floor panel 21.
  • As the plurality of mount portions 211 for example, two rows of mount portions in the vehicle width direction and four rows of mount portions in the front-rear direction of the vehicle are provided, so that the mount portions 211 are provided at eight places on the floor panel 21. Is provided.
  • a first left mount 211a, a second left mount 211b, and a third left mount are arranged in order from front to rear in the front-rear direction of the vehicle on the left side in the vehicle width direction of the vehicle.
  • 211c and a fourth left mount 211d are provided.
  • the plurality of mount portions 211 on the right side in the vehicle width direction of the vehicle, in order from the front to the rear in the front-rear direction of the vehicle, a first right mount 211e, a second right mount 211f, a third right mount 211g, and A fourth right mount 211h is provided.
  • the first left mount 211a and the first right mount 211e are provided, for example, near the front end of the vehicle on the floor panel 21.
  • the second left mount 211b and the second right mount 211f are provided, for example, near the front wheels between the front and rear wheels of the vehicle on the floor panel 21.
  • the third left mount 211c and the third right mount 211g are provided near the rear wheel between the front wheel and the rear wheel of the vehicle on the floor panel 21, for example.
  • the fourth left mount 211d and the fourth right mount 211h are provided, for example, near the rear end of the vehicle on the floor panel 21.
  • the mount 211 has a hole 212. Specifically, each of the eight mounting portions 211 has a hole 212, and the first left mount 211a to the fourth right mount 211h have the first left hole 212a to the fourth right hole 212h, respectively.
  • the hole 212 is a hole into which a bolt is inserted, for example.
  • the floor panel 21 inserts a bolt into a hole formed in the frame 1, a hole formed in the elastic member 3, and a hole 212 formed in the mount portion 211, and attaches a nut to the inserted bolt. By being tightened, it is fixed to the frame 1 via the elastic member 3.
  • the elastic member 3 for example, eight elastic members, that is, a first left elastic member 3a to a fourth right elastic member 3h are provided. Specifically, the first left elastic member 3a to the fourth right elastic member 3h are provided below the first left mount 211a to the fourth right mount 211h in the vehicle height direction, respectively.
  • the coupling unit 213 couples the plurality of mount units 211. Specifically, the connecting portion 213 extends in the vehicle width direction at the rear end of the floor panel 21 in the front-rear direction of the vehicle, and connects the fourth left mount 211d and the fourth right mount 211h. I have.
  • the reinforcing member 22 reinforces the floor panel 21.
  • the reinforcing member 22 has a reinforcement 221 and a first coupling part 224.
  • the reinforcement 221 has, for example, a downwardly convex shape in the height direction of the vehicle, and is fixed to the lower surface of the floor panel 21.
  • the reinforcements 221 are provided, for example, in two rows in the vehicle width direction. Specifically, a first reinforcement 221a and a second reinforcement 221b are provided as the reinforcement 221.
  • the first reinforcement 221a is a reinforcement provided on the left side of the vehicle.
  • the second reinforcement 221b is a reinforcement provided on the right side of the vehicle.
  • the body structure 2 has a configuration in which the reinforcing member 22 has two rows of reinforcements 221 in the vehicle width direction, that is, a first reinforcement 221a and a second reinforcement 221b, so that the rigidity of the floor panel 21 near the mount portion 211 is improved. Can be further improved.
  • the reinforcement 221 includes a first region 222 and a second region 223.
  • the first region 222 is a region extending in the front-rear direction of the vehicle. Specifically, the first region 222 extends behind, for example, the third left mount 211c and the third right mount 211g in the front-rear direction of the vehicle.
  • the second region 223 is provided between a rear end of the first region 222 in the front-rear direction of the vehicle and a rear-end mount portion provided rearmost of the plurality of mount portions 211, and This is an area where the distance in the vehicle width direction from the rear end mount portion to the rear end mount portion becomes smaller toward the rear of the vehicle.
  • the rear end mount is the fourth left mount 211d.
  • the rear end mount is a fourth right mount 211h.
  • An end of the second region 223 opposite to the side coupled to the rear end of the first region 222 is fixed to the coupling portion 213.
  • the first coupling part 224 couples the first reinforcement 221a and the second reinforcement 221b at a connection position between the first region 222 and the second region 223.
  • the first coupling portion 224 has, for example, a downwardly convex shape in the height direction of the vehicle, and extends in the vehicle width direction of the vehicle.
  • the first connecting portion 224 is fixed to the lower surface of the floor panel 21.
  • the first reinforcement 221 a and the second reinforcement 221 b are coupled by the first coupling portion 224 at the connection position between the first region 222 and the second region 223 in this manner, so that the reinforcement 221 is formed. Can be reinforced at the bent portions. Therefore, since the body structure 2 has the first coupling portion 224, the rigidity of the floor panel 21 can be further improved.
  • the reinforcing member 22 has the two rows of the reinforcements 221 in the vehicle width direction, but the present invention is not limited to this.
  • the reinforcement member 22 may have three or more rows of reinforcements 221 in the vehicle width direction.
  • the vehicle body structure 2 includes a floor panel 21 provided above the frame 1 extending in the vehicle front-back direction in the vehicle height direction, and a reinforcing member 22 for reinforcing the floor panel 21.
  • the floor panel 21 has a plurality of mounts 211 for connecting the frame 1 and the floor panel 21.
  • the reinforcing member 22 is provided at a first region 222 extending in the front-rear direction of the vehicle, at a rear end of the first region 222 in the front-rear direction of the vehicle, and at the most rear of the plurality of mount portions 211.
  • a second region 223 provided between the rear end mount portion and the rear end mount portion, and the distance from the rear end mount portion in the vehicle width direction decreases toward the rear of the vehicle. .
  • the body structure 2 includes a first region 222 extending in the front-rear direction of the vehicle, a rear end of the first region 222, and a rear-end mount portion provided at the rearmost of the plurality of mount portions 211.
  • the floor panel 21 is reinforced by the reinforcing member 22.
  • the body structure 2 can improve the rigidity of the floor panel 21 by bringing the reinforce 221 closer to the rear end mounting portion of the floor panel 21. As a result, by improving the rigidity of the floor panel 21, the body structure 2 can suppress the vibration of the floor panel 21 and can suppress the sound generated by the vibration of the floor panel 21.
  • the present disclosure has been described using the embodiment, but the technical scope of the present disclosure is not limited to the range described in the above embodiment, and various modifications and changes are possible within the scope of the gist. is there.
  • the specific embodiment of the dispersion / integration of the apparatus is not limited to the above embodiment, and all or a part of the apparatus may be functionally or physically dispersed / integrated in an arbitrary unit. Can be.
  • a new embodiment that is generated by an arbitrary combination of a plurality of embodiments is also included in the embodiments of the present disclosure. The effect of the new embodiment caused by the combination has the effect of the original embodiment.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

A body structure 2 of a vehicle comprises a floor panel 21 provided in an upper part of a frame 1 in a vehicle height direction, the frame 1 extending in a front-rear direction of the vehicle, and a reinforcing member 22 for reinforcing the floor panel 21, wherein the floor panel 21 includes a plurality of mounting portions 211 for connecting the frame 1 and the floor panel 21, and the reinforcing member 22 includes a reinforce 221 that includes a first region 222 extending in the front-rear direction of the vehicle and a second region 223 that is provided between a rear end of the first region 222 in the front-rear direction of the vehicle and a rear end mounting portion provided at the rearmost out of the plurality of mounting portions 211 and has the distance between the rear end mounting portion and the second region 223 in a vehicle width direction, the distance becoming shorter toward the rear of the vehicle.

Description

車両のボディ構造Vehicle body structure
　本開示は、車両のボディ構造に関する。 The present disclosure relates to a vehicle body structure.
　従来、車両には、フロアパネルを有するボディ構造が設けられている。特許文献１には、下側にトンネルリインフォースが設けられているフロアパネルを有するフロア構造体が開示されている。 Conventionally, vehicles have been provided with a body structure having a floor panel. Patent Literature 1 discloses a floor structure having a floor panel provided with a tunnel reinforcement on a lower side.
日本国特開２００８－２３８８８４号公報Japanese Patent Application Laid-Open No. 2008-238884
　車両のボディ構造が有するフロアパネルを補強する補強部材は、車両の前後方向において直線状に延伸しているレインフォースを有する場合がある。この場合、フロアパネルの剛性を確保しづらいという問題が生じていた。 補強 A reinforcing member for reinforcing a floor panel included in a vehicle body structure may have a linearly extending reinforcement in the front-rear direction of the vehicle. In this case, there has been a problem that it is difficult to secure the rigidity of the floor panel.
　そこで、本開示はこれらの点に鑑みてなされたものであり、フロアパネルの剛性が向上する車両のボディ構造を提供することを目的とする。 Accordingly, the present disclosure has been made in view of these points, and has as its object to provide a vehicle body structure in which the rigidity of a floor panel is improved.
　本開示の第１の態様においては、車両の前後方向において延伸しているフレームの前記車両の高さ方向における上方に設けられたフロアパネルと、前記フロアパネルを補強する補強部材と、を有し、前記フロアパネルは、前記フレームと前記フロアパネルとを結合するための複数のマウント部を有し、前記補強部材は、前記車両の前後方向において延伸している第１領域と、前記第１領域の前記車両の前後方向における後端と、前記複数のマウント部のうちの最も後方に設けられている後端マウント部との間に設けられており、かつ前記車両の後方に向かうにつれて前記後端マウント部との前記車両の車幅方向における距離が小さくなる第２領域と、を含むレインフォースを有することを特徴とする車両のボディ構造を提供する。 According to a first aspect of the present disclosure, there is provided a floor panel provided above a frame extending in a front-rear direction of a vehicle in a height direction of the vehicle, and a reinforcing member for reinforcing the floor panel. The floor panel has a plurality of mounting portions for coupling the frame and the floor panel, and the reinforcing member has a first region extending in a front-rear direction of the vehicle, and a first region. A rear end in the front-rear direction of the vehicle and a rear end mount portion provided at the rearmost of the plurality of mount portions, and the rear end is arranged toward the rear of the vehicle. A vehicle body structure having a reinforce including a second region in which a distance from a mount portion in a vehicle width direction of the vehicle is reduced.
　また、前記レインフォースは、前記車両の高さ方向における下方に向かって凸形状であってもよい。また、前記補強部材は、前記レインフォースとして、前記車両の左側に設けられた第１レインフォースと、前記車両の右側に設けられた第２レインフォースと、を有していてもよい。 The reinforce may be convex downward in the height direction of the vehicle. Further, the reinforcing member may include, as the reinforce, a first reinforce provided on a left side of the vehicle and a second reinforce provided on a right side of the vehicle.
　また、前記補強部材は、前記第１領域と前記第２領域との接続位置において前記第１レインフォース及び前記第２レインフォースを結合する第１結合部をさらに有していてもよい。 In addition, the reinforcing member may further include a first coupling portion that couples the first reinforcement and the second reinforcement at a connection position between the first region and the second region.
　また、前記フロアパネルは、前記複数のマウント部を結合する結合部をさらに有し、前記第２領域における前記第１領域の後端に結合された側と反対側の端部が、前記結合部に固定されていてもよい。 In addition, the floor panel further includes a coupling portion that couples the plurality of mount portions, and an end of the second region opposite to a side coupled to a rear end of the first region is the coupling portion. It may be fixed to.
　本開示によれば、フロアパネルの剛性が向上するという効果を奏する。 According to the present disclosure, there is an effect that the rigidity of the floor panel is improved.
図１は、本実施形態に係るボディ構造が設けられている車両の状態を示す。FIG. 1 shows a state of a vehicle provided with a body structure according to the present embodiment. 図２は、フロアパネル及び補強部材の一部の領域の構造を示す。FIG. 2 shows a structure of a floor panel and a partial region of a reinforcing member.
＜本実施形態＞［ボディ構造２の周辺構成］
　図１は、本実施形態に係るボディ構造２が設けられている車両の状態を示す図である。図２は、フロアパネル２１及び補強部材２２の一部の領域の構造を示す図である。なお、図２は、図１で示すフロアパネル２１における領域Ａの部分を車両の高さ方向における下方から見た構造を示す図である。 <Embodiment> [Peripheral Configuration of Body Structure 2]
FIG. 1 is a diagram illustrating a state of a vehicle provided with a body structure 2 according to the present embodiment. FIG. 2 is a diagram showing a structure of a partial area of the floor panel 21 and the reinforcing member 22. FIG. 2 is a diagram showing a structure of the area A in the floor panel 21 shown in FIG. 1 as viewed from below in the height direction of the vehicle.
　車両は、フレーム１、ボディ構造２、及び弾性部材３を有する。フレーム１は、車両の前後方向において延伸している。フレーム１は、例えば車両の前後方向において延伸している複数のサイドメンバ、及び複数のサイドメンバの間に車両の車幅方向において延伸している複数のクロスメンバを有する。フレーム１は、例えば後述するボディ構造２、及び図示しないエンジン及びトランスミッション等の車両の部品が設置されている。ボディ構造２は、フレーム１の車両の高さ方向における上方に設けられている車体である。ボディ構造２は、例えばエンジンルーム、車室、及び荷室等を構成している。ボディ構造２の詳細は後述する。 The vehicle has a frame 1, a body structure 2, and an elastic member 3. The frame 1 extends in the front-rear direction of the vehicle. The frame 1 has, for example, a plurality of side members extending in the front-rear direction of the vehicle and a plurality of cross members extending in the vehicle width direction between the plurality of side members. The frame 1 is provided with, for example, a body structure 2 to be described later, and vehicle components such as an engine and a transmission (not shown). The body structure 2 is a vehicle body provided above the frame 1 in the height direction of the vehicle. The body structure 2 constitutes, for example, an engine room, a passenger compartment, a luggage compartment, and the like. Details of the body structure 2 will be described later.
　弾性部材３は、フレーム１とボディ構造２との間に設けられている。具体的には、複数の弾性部材３が後述するフロアパネル２１の複数のマウント部２１１それぞれとフレーム１との間に設けられている。弾性部材３は、例えばゴムにより形成されている。車両は、このようにフレーム１とボディ構造２との間に弾性部材３が設けられていることで、例えば車両の走行時にフレーム１に生じる振動を弾性部材３に吸収させることで、フレーム１の振動によってボディ構造２が振動するのを抑制することができる。弾性部材３の詳細は後述する。 The elastic member 3 is provided between the frame 1 and the body structure 2. Specifically, the plurality of elastic members 3 are provided between the frame 1 and each of the plurality of mounts 211 of the floor panel 21 described later. The elastic member 3 is formed of, for example, rubber. The vehicle is provided with the elastic member 3 between the frame 1 and the body structure 2 in this manner. For example, the vibration generated in the frame 1 during traveling of the vehicle is absorbed by the elastic member 3 so that the frame 1 Vibration of the body structure 2 due to vibration can be suppressed. The details of the elastic member 3 will be described later.
　［ボディ構造２の構造］
　ボディ構造２は、フロアパネル２１、及び補強部材２２を有する。フロアパネル２１は、車両の車室の床面を形成する部材である。フロアパネル２１は、例えば平板形状であり、ボディ構造２の車両の高さ方向における下面を形成している。フロアパネル２１は、フレーム１の車両の高さ方向における上方に設けられている。フロアパネル２１は、例えば平板形状であるとしたが、凹凸が形成されていてもよい。 [Structure of body structure 2]
The body structure 2 has a floor panel 21 and a reinforcing member 22. The floor panel 21 is a member that forms a floor surface of a cabin of a vehicle. The floor panel 21 has, for example, a flat plate shape, and forms a lower surface of the body structure 2 in the vehicle height direction. The floor panel 21 is provided above the frame 1 in the vehicle height direction. The floor panel 21 has a flat plate shape, for example, but may have irregularities.
　フロアパネル２１は、複数のマウント部２１１、及び結合部２１３を有する。マウント部２１１は、フレーム１とフロアパネル２１とを結合するための部分である。複数のマウント部２１１として、例えば車両の車幅方向において２列のマウント部、及び車両の前後方向において４列のマウント部が設けられていることで、フロアパネル２１の８箇所にマウント部２１１が設けられている。 The floor panel 21 has a plurality of mounting parts 211 and a coupling part 213. The mount part 211 is a part for connecting the frame 1 and the floor panel 21. As the plurality of mount portions 211, for example, two rows of mount portions in the vehicle width direction and four rows of mount portions in the front-rear direction of the vehicle are provided, so that the mount portions 211 are provided at eight places on the floor panel 21. Is provided.
　具体的には、複数のマウント部２１１として、車両の車幅方向における左側において、車両の前後方向における前方から後方に向かって順に、第１左マウント２１１ａ、第２左マウント２１１ｂ、第３左マウント２１１ｃ、及び第４左マウント２１１ｄが設けられている。また、複数のマウント部２１１として、車両の車幅方向における右側において、車両の前後方向における前方から後方に向かって順に、第１右マウント２１１ｅ、第２右マウント２１１ｆ、第３右マウント２１１ｇ、及び第４右マウント２１１ｈが設けられている。 Specifically, as the plurality of mount portions 211, a first left mount 211a, a second left mount 211b, and a third left mount are arranged in order from front to rear in the front-rear direction of the vehicle on the left side in the vehicle width direction of the vehicle. 211c and a fourth left mount 211d are provided. Further, as the plurality of mount portions 211, on the right side in the vehicle width direction of the vehicle, in order from the front to the rear in the front-rear direction of the vehicle, a first right mount 211e, a second right mount 211f, a third right mount 211g, and A fourth right mount 211h is provided.
　第１左マウント２１１ａ及び第１右マウント２１１ｅは、例えばフロアパネル２１における車両の前端付近に設けられている。第２左マウント２１１ｂ及び第２右マウント２１１ｆは、例えばフロアパネル２１における車両の前輪と後輪との間における前輪付近に設けられている。第３左マウント２１１ｃ及び第３右マウント２１１ｇは、例えばフロアパネル２１における車両の前輪と後輪との間における後輪付近に設けられている。第４左マウント２１１ｄ及び第４右マウント２１１ｈは、例えばフロアパネル２１における車両の後端付近に設けられている。 The first left mount 211a and the first right mount 211e are provided, for example, near the front end of the vehicle on the floor panel 21. The second left mount 211b and the second right mount 211f are provided, for example, near the front wheels between the front and rear wheels of the vehicle on the floor panel 21. The third left mount 211c and the third right mount 211g are provided near the rear wheel between the front wheel and the rear wheel of the vehicle on the floor panel 21, for example. The fourth left mount 211d and the fourth right mount 211h are provided, for example, near the rear end of the vehicle on the floor panel 21.
　マウント部２１１は、穴２１２を有する。具体的には、８箇所のマウント部２１１は、それぞれ穴２１２を有しており、第１左マウント２１１ａ～第４右マウント２１１ｈは、それぞれ第１の左穴２１２ａ～第４の右穴２１２ｈを有する。穴２１２は、例えばボルトが挿入されている穴である。フロアパネル２１は、フレーム１に形成されている穴、弾性部材３に形成されている穴、及びマウント部２１１に形成されている穴２１２にボルトを挿入して、当該挿入されたボルトにナットを締め付けることで、弾性部材３を介してフレーム１に固定されている。 The mount 211 has a hole 212. Specifically, each of the eight mounting portions 211 has a hole 212, and the first left mount 211a to the fourth right mount 211h have the first left hole 212a to the fourth right hole 212h, respectively. Have. The hole 212 is a hole into which a bolt is inserted, for example. The floor panel 21 inserts a bolt into a hole formed in the frame 1, a hole formed in the elastic member 3, and a hole 212 formed in the mount portion 211, and attaches a nut to the inserted bolt. By being tightened, it is fixed to the frame 1 via the elastic member 3.
　弾性部材３として、例えば８個の弾性部材、すなわち第１左弾性部材３ａ～第４右弾性部材３ｈが設けられている。具体的には、第１左弾性部材３ａ～第４右弾性部材３ｈは、それぞれ第１左マウント２１１ａ～第４右マウント２１１ｈの車両の高さ方向における下方に設けられている。 As the elastic member 3, for example, eight elastic members, that is, a first left elastic member 3a to a fourth right elastic member 3h are provided. Specifically, the first left elastic member 3a to the fourth right elastic member 3h are provided below the first left mount 211a to the fourth right mount 211h in the vehicle height direction, respectively.
　結合部２１３は、複数のマウント部２１１を結合している。具体的には、結合部２１３は、フロアパネル２１の車両の前後方向における後端において、車両の車幅方向において延在しており、第４左マウント２１１ｄと第４右マウント２１１ｈを結合している。 The coupling unit 213 couples the plurality of mount units 211. Specifically, the connecting portion 213 extends in the vehicle width direction at the rear end of the floor panel 21 in the front-rear direction of the vehicle, and connects the fourth left mount 211d and the fourth right mount 211h. I have.
　補強部材２２は、フロアパネル２１を補強する。補強部材２２は、レインフォース２２１、及び第１結合部２２４を有する。レインフォース２２１は、例えば車両の高さ方向における下方に向かって凸形状であり、フロアパネル２１の下面に固定されている。レインフォース２２１は、車両の車幅方向において、例えば２列設けられている。具体的には、レインフォース２２１として、第１レインフォース２２１ａ、及び第２レインフォース２２１ｂが設けられている。第１レインフォース２２１ａは、車両の左側に設けられたレインフォースである。第２レインフォース２２１ｂは、車両の右側に設けられたレインフォースである。 The reinforcing member 22 reinforces the floor panel 21. The reinforcing member 22 has a reinforcement 221 and a first coupling part 224. The reinforcement 221 has, for example, a downwardly convex shape in the height direction of the vehicle, and is fixed to the lower surface of the floor panel 21. The reinforcements 221 are provided, for example, in two rows in the vehicle width direction. Specifically, a first reinforcement 221a and a second reinforcement 221b are provided as the reinforcement 221. The first reinforcement 221a is a reinforcement provided on the left side of the vehicle. The second reinforcement 221b is a reinforcement provided on the right side of the vehicle.
　ボディ構造２は、補強部材２２が、車両の車幅方向において２列のレインフォース２２１、すなわち第１レインフォース２２１ａ及び第２レインフォース２２１ｂを有することで、マウント部２１１付近のフロアパネル２１の剛性をより向上させることができる。 The body structure 2 has a configuration in which the reinforcing member 22 has two rows of reinforcements 221 in the vehicle width direction, that is, a first reinforcement 221a and a second reinforcement 221b, so that the rigidity of the floor panel 21 near the mount portion 211 is improved. Can be further improved.
　レインフォース２２１は、第１領域２２２及び第２領域２２３を含む。第１領域２２２は、車両の前後方向において延伸している領域である。具体的には、第１領域２２２は、例えば車両の前後方向における第３左マウント２１１ｃ及び第３右マウント２１１ｇの後方において延伸している。 The reinforcement 221 includes a first region 222 and a second region 223. The first region 222 is a region extending in the front-rear direction of the vehicle. Specifically, the first region 222 extends behind, for example, the third left mount 211c and the third right mount 211g in the front-rear direction of the vehicle.
　第２領域２２３は、第１領域２２２の車両の前後方向における後端と、複数のマウント部２１１のうちの最も後方に設けられている後端マウント部との間に設けられており、かつ車両の後方に向かうにつれて後端マウント部との車両の車幅方向における距離が小さくなる領域である。具体的には、車両の左側に設けられた第１レインフォース２２１ａの場合、後端マウント部は、第４左マウント２１１ｄである。また、車両の右側に設けられた第２レインフォース２２１ｂの場合、後端マウント部は、第４右マウント２１１ｈである。第２領域２２３における第１領域２２２の後端に結合された側と反対側の端部は、結合部２１３に固定されている。 The second region 223 is provided between a rear end of the first region 222 in the front-rear direction of the vehicle and a rear-end mount portion provided rearmost of the plurality of mount portions 211, and This is an area where the distance in the vehicle width direction from the rear end mount portion to the rear end mount portion becomes smaller toward the rear of the vehicle. Specifically, in the case of the first reinforcement 221a provided on the left side of the vehicle, the rear end mount is the fourth left mount 211d. In the case of the second reinforcement 221b provided on the right side of the vehicle, the rear end mount is a fourth right mount 211h. An end of the second region 223 opposite to the side coupled to the rear end of the first region 222 is fixed to the coupling portion 213.
　第１結合部２２４は、第１領域２２２と第２領域２２３との接続位置において第１レインフォース２２１ａ及び第２レインフォース２２１ｂを結合している。第１結合部２２４は、例えば車両の高さ方向における下方に向かって凸形状であり、車両の車幅方向において延伸している。第１結合部２２４は、フロアパネル２１の下面に固定されている。 The first coupling part 224 couples the first reinforcement 221a and the second reinforcement 221b at a connection position between the first region 222 and the second region 223. The first coupling portion 224 has, for example, a downwardly convex shape in the height direction of the vehicle, and extends in the vehicle width direction of the vehicle. The first connecting portion 224 is fixed to the lower surface of the floor panel 21.
　ボディ構造２は、このように第１領域２２２と第２領域２２３との接続位置において第１レインフォース２２１ａ及び第２レインフォース２２１ｂを第１結合部２２４で結合していることで、レインフォース２２１が曲げられている部分を補強することができる。よって、ボディ構造２は、第１結合部２２４を有することで、フロアパネル２１の剛性をより向上させることができる。 In the body structure 2, the first reinforcement 221 a and the second reinforcement 221 b are coupled by the first coupling portion 224 at the connection position between the first region 222 and the second region 223 in this manner, so that the reinforcement 221 is formed. Can be reinforced at the bent portions. Therefore, since the body structure 2 has the first coupling portion 224, the rigidity of the floor panel 21 can be further improved.
　上記実施形態においては、補強部材２２が、車両の車幅方向において２列のレインフォース２２１を有する例を示したが、これに限定されない。補強部材２２は、車両の車幅方向において、３列以上のレインフォース２２１を有していてもよい。 In the above embodiment, the example in which the reinforcing member 22 has the two rows of the reinforcements 221 in the vehicle width direction has been described, but the present invention is not limited to this. The reinforcement member 22 may have three or more rows of reinforcements 221 in the vehicle width direction.
［本実施形態に係るボディ構造２による効果］
　本実施形態に係る車両のボディ構造２は、車両の前後方向において延伸しているフレーム１の車両の高さ方向における上方に設けられたフロアパネル２１と、フロアパネル２１を補強する補強部材２２と、を有する。そして、フロアパネル２１は、フレーム１とフロアパネル２１とを結合するための複数のマウント部２１１を有する。また、補強部材２２は、車両の前後方向において延伸している第１領域２２２と、第１領域２２２の車両の前後方向における後端と、複数のマウント部２１１のうちの最も後方に設けられている後端マウント部との間に設けられており、かつ車両の後方に向かうにつれて後端マウント部との車両の車幅方向における距離が小さくなる第２領域２２３と、を含むレインフォース２２１を有する。 [Effects of Body Structure 2 According to Present Embodiment]
The vehicle body structure 2 according to the present embodiment includes a floor panel 21 provided above the frame 1 extending in the vehicle front-back direction in the vehicle height direction, and a reinforcing member 22 for reinforcing the floor panel 21. And The floor panel 21 has a plurality of mounts 211 for connecting the frame 1 and the floor panel 21. The reinforcing member 22 is provided at a first region 222 extending in the front-rear direction of the vehicle, at a rear end of the first region 222 in the front-rear direction of the vehicle, and at the most rear of the plurality of mount portions 211. And a second region 223 provided between the rear end mount portion and the rear end mount portion, and the distance from the rear end mount portion in the vehicle width direction decreases toward the rear of the vehicle. .
　ボディ構造２は、車両の前後方向において延伸している第１領域２２２と、第１領域２２２の後端と、複数のマウント部２１１のうちの最も後方に設けられている後端マウント部との間に設けられており、かつ車両の後方に向かうにつれて後端マウント部との車両の車幅方向における距離が小さくなる第２領域２２３と、を含むレインフォース２２１を有する補強部材２２を有し、補強部材２２でフロアパネル２１を補強している。 The body structure 2 includes a first region 222 extending in the front-rear direction of the vehicle, a rear end of the first region 222, and a rear-end mount portion provided at the rearmost of the plurality of mount portions 211. A reinforcement member 22 having a reinforce 221 including a second region 223 provided between the second region 223 and a rear end mount portion having a smaller distance in the vehicle width direction with respect to the rear end mount portion toward the rear of the vehicle; The floor panel 21 is reinforced by the reinforcing member 22.
　よって、ボディ構造２は、フロアパネル２１の後端マウント部にレインフォース２２１を近づけることで、フロアパネル２１の剛性を向上させることができる。この結果、ボディ構造２は、フロアパネル２１の剛性を向上させることで、フロアパネル２１の振動を抑制し、フロアパネル２１の振動により生じる音を抑制することができる。 Therefore, the body structure 2 can improve the rigidity of the floor panel 21 by bringing the reinforce 221 closer to the rear end mounting portion of the floor panel 21. As a result, by improving the rigidity of the floor panel 21, the body structure 2 can suppress the vibration of the floor panel 21 and can suppress the sound generated by the vibration of the floor panel 21.
　以上、本開示を実施の形態を用いて説明したが、本開示の技術的範囲は上記実施の形態に記載の範囲には限定されず、その要旨の範囲内で種々の変形及び変更が可能である。例えば、装置の分散・統合の具体的な実施の形態は、以上の実施の形態に限られず、その全部又は一部について、任意の単位で機能的又は物理的に分散・統合して構成することができる。また、複数の実施の形態の任意の組み合わせによって生じる新たな実施の形態も、本開示の実施の形態に含まれる。組み合わせによって生じる新たな実施の形態の効果は、もとの実施の形態の効果を合わせ持つ。 As described above, the present disclosure has been described using the embodiment, but the technical scope of the present disclosure is not limited to the range described in the above embodiment, and various modifications and changes are possible within the scope of the gist. is there. For example, the specific embodiment of the dispersion / integration of the apparatus is not limited to the above embodiment, and all or a part of the apparatus may be functionally or physically dispersed / integrated in an arbitrary unit. Can be. Further, a new embodiment that is generated by an arbitrary combination of a plurality of embodiments is also included in the embodiments of the present disclosure. The effect of the new embodiment caused by the combination has the effect of the original embodiment.
　本出願は、2018年09月28日付で出願された日本国特許出願（特願2018-183652）に基づくものであり、その内容はここに参照として取り込まれる。 This application is based on a Japanese patent application filed on Sep. 28, 2018 (Japanese Patent Application No. 2018-183652), the contents of which are incorporated herein by reference.
　本開示によれば、フロアパネルの剛性が向上する車両のボディ構造を提供する点において有用である。 According to the present disclosure, it is useful in providing a vehicle body structure in which the rigidity of a floor panel is improved.
１・・・フレーム
２・・・ボディ構造
２１・・・フロアパネル
２１１・・・マウント部
２１１ａ・・・第１左マウント
２１１ｂ・・・第２左マウント
２１１ｃ・・・第３左マウント
２１１ｄ・・・第４左マウント
２１１ｅ・・・第１右マウント
２１１ｆ・・・第２右マウント
２１１ｇ・・・第３右マウント
２１１ｈ・・・第４右マウント
２１２・・・穴
２１２ａ・・・第１の左穴
２１２ｂ・・・第２の左穴
２１２ｃ・・・第３の左穴
２１２ｄ・・・第４の左穴
２１２ｅ・・・第１の右穴
２１２ｆ・・・第２の右穴
２１２ｇ・・・第３の右穴
２１２ｈ・・・第４の右穴
２１３・・・結合部
２２・・・補強部材
２２１・・・レインフォース
２２１ａ・・・第１レインフォース
２２１ｂ・・・第２レインフォース
２２２・・・第１領域
２２３・・・第２領域
２２４・・・第１結合部
３・・・弾性部材
３ａ・・・第１左弾性部材
３ｂ・・・第２左弾性部材
３ｃ・・・第３左弾性部材
３ｄ・・・第４左弾性部材
３ｅ・・・第１右弾性部材
３ｆ・・・第２右弾性部材
３ｇ・・・第３右弾性部材
３ｈ・・・第４右弾性部材 DESCRIPTION OF SYMBOLS 1 ... Frame 2 ... Body structure 21 ... Floor panel 211 ... Mount part 211a ... First left mount 211b ... Second left mount 211c ... Third left mount 211d ... Fourth left mount 211e First right mount 211f Second right mount 211g Third right mount 211h Fourth right mount 212 Hole 212a First left Hole 212b 2nd left hole 212c 3rd left hole 212d 4th left hole 212e 1st right hole 212f 2nd right hole 212g Third right hole 212h Fourth right hole 213 Joining part 22 Reinforcing member 221 Reinforce 221a First reinforce 221b Second reinforce 222 ..First region 223... 2 regions 224 1st coupling part 3 elastic member 3a 1st left elastic member 3b 2nd left elastic member 3c 3rd left elastic member 3d 4th left Elastic member 3e First right elastic member 3f Second right elastic member 3g Third right elastic member 3h Fourth right elastic member

Claims (5)

  1. 　車両の前後方向において延伸しているフレームの前記車両の高さ方向における上方に設けられたフロアパネルと、
    　前記フロアパネルを補強する補強部材と、
    　を有し、
    　前記フロアパネルは、前記フレームと前記フロアパネルとを結合するための複数のマウント部を有し、
    　前記補強部材は、
    　　前記車両の前後方向において延伸している第１領域と、
    　　前記第１領域の前記車両の前後方向における後端と、前記複数のマウント部のうちの最も後方に設けられている後端マウント部との間に設けられており、かつ前記車両の後方に向かうにつれて前記後端マウント部との前記車両の車幅方向における距離が小さくなる第２領域と、
    　を含むレインフォースを有することを特徴とする車両のボディ構造。     A floor panel provided above a frame extending in a front-rear direction of the vehicle in a height direction of the vehicle,
    A reinforcing member for reinforcing the floor panel,
    Has,
    The floor panel has a plurality of mounting portions for coupling the frame and the floor panel,
    The reinforcing member,
    A first region extending in the front-rear direction of the vehicle;
    The first region is provided between a rear end of the vehicle in the front-rear direction of the vehicle and a rear end mount portion provided at the rearmost of the plurality of mount portions, and is directed to the rear of the vehicle. A second region in which the distance in the vehicle width direction of the vehicle with respect to the rear end mount portion decreases as
    A vehicle body structure having a reinforcement including:
  2. 　前記レインフォースは、前記車両の高さ方向における下方に向かって凸形状であることを特徴とする、
    　請求項１に記載の車両のボディ構造。     The reinforce has a downwardly convex shape in a height direction of the vehicle,
    The vehicle body structure according to claim 1.
  3. 　前記補強部材は、前記レインフォースとして、
    　前記車両の左側に設けられた第１レインフォースと、
    　前記車両の右側に設けられた第２レインフォースと、
    　を有することを特徴とする、
    　請求項１又は２に記載の車両のボディ構造。     The reinforcing member, as the reinforce,
    A first reinforcement provided on the left side of the vehicle;
    A second reinforcement provided on the right side of the vehicle;
    Characterized by having
    The vehicle body structure according to claim 1 or 2.
  4. 　前記補強部材は、前記第１領域と前記第２領域との接続位置において前記第１レインフォース及び前記第２レインフォースを結合する第１結合部をさらに有することを特徴とする、
    　請求項３に記載の車両のボディ構造。     The reinforcement member may further include a first coupling unit that couples the first reinforcement and the second reinforcement at a connection position between the first region and the second region.
    The vehicle body structure according to claim 3.
  5. 　前記フロアパネルは、前記複数のマウント部を結合する結合部をさらに有し、
    　前記第２領域における前記第１領域の後端に結合された側と反対側の端部が、前記結合部に固定されていることを特徴とする、
    　請求項１から４のいずれか一項に記載の車両のボディ構造。     The floor panel further includes a coupling unit that couples the plurality of mounting units,
    An end of the second region opposite to a side coupled to a rear end of the first region is fixed to the coupling portion,
    A vehicle body structure according to any one of claims 1 to 4.
PCT/JP2019/036060 2018-09-28 2019-09-13 Body structure of vehicle WO2020066690A1 (en)

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