WO2022202635A1 - Rear structure of vehicle - Google Patents
Rear structure of vehicle Download PDFInfo
- Publication number
- WO2022202635A1 WO2022202635A1 PCT/JP2022/012448 JP2022012448W WO2022202635A1 WO 2022202635 A1 WO2022202635 A1 WO 2022202635A1 JP 2022012448 W JP2022012448 W JP 2022012448W WO 2022202635 A1 WO2022202635 A1 WO 2022202635A1
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- WIPO (PCT)
- Prior art keywords
- side member
- gusset
- vehicle
- seat
- end portion
- Prior art date
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- 238000005192 partition Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
Definitions
- the present disclosure relates to rear structures of vehicles such as buses.
- a frame is roughly divided into a front part positioned on the front wheel side, a rear part positioned on the rear wheel side, and a center part positioned between the front part and the rear part. is provided with a pair of rear side members extending in the longitudinal direction of the vehicle and three rear cross members connecting the two rear side members.
- a kick member extending vertically is provided between the center part and the rear part to connect the rear cross member and the center cross member.
- the vehicle body frame has left and right side members extending in the front-rear direction on both sides in the vehicle width direction.
- a step occurs between the first side member and the second side member, so there is a possibility that the floor surface in the rear part of the passenger compartment cannot be effectively used for passengers.
- An object of the present disclosure is to provide a vehicle body frame having left and right side members extending in the front-rear direction on both sides in the vehicle width direction, and the vehicle rear side of the side members is formed by a first side member on the lower front side and a second side member on the upper rear side.
- the vehicle body frame has left and right side members extending in the front-rear direction on both sides in the vehicle width direction, and the vehicle rear sides of the side members are connected to the front lower first side member and the rear side member.
- the front end of the second side member is placed and joined to the rear end of the first side member.
- the rear structure includes a gusset and a rear seat.
- the gusset has a gusset upper surface extending obliquely upward from the upper surface of the first side member toward the upper surface of the second side member, and joins the rear end portion of the first side member and the front end portion of the second side member.
- the rear seat has a seat portion tiltable between an upright stowed position and a seated position tilted forward of the vehicle from the stowed position, and is installed in the passenger compartment above the gusset.
- the gusset is positioned rearward of the vehicle relative to the front end position of the seat portion in the stowed position.
- the front end portion of the second side member is placed and joined to the rear end portion of the first side member, and the gusset extends obliquely upward from the upper surface of the first side member toward the upper surface of the second side member. Since the rear end portion of the first side member and the front end portion of the second side member are connected by the gusset having the upper surface, the first side member and the second side member can be firmly connected.
- a rear seat installed in the passenger compartment above the gusset has a seat portion that can be tilted between an upright stored position (folded state) and a seated position (used state) tilted forward of the vehicle from the stored position. Since the seats are of the type, it is possible to expand the area where the passenger can stand on the floor of the rear part of the passenger compartment (standing riding area) by folding the rear seats.
- the gusset Since the gusset is arranged behind the front end of the seat in the stowed position, the upright riding area in the rear of the passenger compartment is flat without steps in both the folded state and the used state of the rear seat. can be
- the vehicle body frame has left and right side members extending in the front-rear direction on both sides in the vehicle width direction, and the vehicle rear side of the side members is the first side member on the lower front side and the second side member on the upper rear side.
- the floor surface in the rear part of the passenger compartment can be effectively used for the passengers.
- FIG. 1 is a perspective view of a rear structure of a vehicle according to an embodiment of the present disclosure, viewed obliquely from the front.
- FIG. 2 is a side view of FIG. 1;
- the front-rear direction means the front-rear direction of the vehicle
- the left-right direction means the left-right direction when the vehicle faces forward.
- Arrow FR in the drawing indicates the front of the vehicle
- UP indicates the upper side
- IN indicates the inner side in the vehicle width direction.
- the vehicle 1 is a low-floor EV bus (electric bus).
- the body frame 2 includes left and right side members 3 extending in the front-rear direction on both sides in the vehicle width direction, and a plurality of cross members 4 extending in the vehicle width direction and connecting the left and right side members 3.
- the vehicle rear side (rear side of the rear wheel 5) of the side member 3 forming the rear portion of the vehicle body frame 2 is composed of a first side member 6 on the lower front side and a second side member 7 on the upper rear side.
- the side member 6 and the second side member 7 have a U-shaped cross section that opens inward in the vehicle width direction. Since the left and right sides of the rear portion of the vehicle body frame 2 are configured in substantially the same manner, the left side will be described below, and the description of the right side will be omitted.
- the plurality of cross members 4 include a rear end cross member (rearmost joist) 4A at the rearmost part of the vehicle 1 .
- the rear end cross member 4A is a plate-like member that stands upright along the width direction of the vehicle, and the upper end of the rear end cross member 4A is connected to a partition wall 8 that continuously extends upward from the rear end cross member 4A.
- a semi-outdoor space (mechanical room) 10 separated from a vehicle interior 9 by a partition wall 8 is provided at the rear end of the vehicle 1 .
- the front end of the second side member 7 is placed on and joined to the upper surface of the rear end of the first side member 6 . Since the lower surface of the second side member 7 is positioned higher than the lower surface of the first side member 6, it is easy to set the departure angle ⁇ at the rear of the vehicle to a desired angle.
- a rectangular notch 11 through which the rear end of the first side member 6 is inserted is formed in the lower edge of the end cross member 4A.
- the front end of the second side member 7 abuts the rear surface of the end cross member 4A above the notch 11 and is connected to the end cross member 4A via an L-shaped connecting member 12 or the like.
- a gusset 13 for connecting the rear end of the first side member 6 and the front end of the second side member 7 is placed on the upper surface of the rear end of the first side member 6 .
- the gusset 13 integrally includes an upper gusset plate portion 14 , a lower gusset plate portion 15 , a front gusset plate portion 16 , a rear gusset plate portion 17 , and a gusset side plate portion 18 .
- the gusset upper plate portion 14 and the gusset lower plate portion 15 are rectangular plates that are vertically spaced apart substantially in parallel.
- the gusset rear plate portion 17 has a rectangular plate shape that stands up along the vehicle width direction so as to be substantially perpendicular to the gusset upper plate portion 14 and the gusset lower plate portion 15 , and the rear edge portion of the gusset upper plate portion 14 and the gusset. It connects with the rear end edge of the lower plate portion 15 .
- the gusset front plate portion 16 has a rectangular plate shape that connects the front edge portion of the gusset upper plate portion 14 and the front edge portion of the gusset lower plate portion 15 .
- the length of the upper gusset plate portion 14 in the vehicle front-rear direction is shorter than the length of the lower gusset plate portion 15 in the front-rear direction, and the front gusset plate portion 16 is inclined rearward and obliquely upward.
- the gusset side plate portion 18 has a trapezoidal plate shape that stands up along the longitudinal direction of the vehicle. It is connected to the plate portion 17 .
- the gusset rear plate portion 17 overlaps the front surface of the rear end cross member 4A from the front of the vehicle at the front end portion of the second side member 7, and the gusset side plate portion 18 is connected to the end cross member 4A via an L-shaped connecting member 19 and the like.
- the gusset 13 connects the rear end portion of the first side member 6 and the front end portion of the second side member 7 via the rear end cross member 4A, and the upper surface of the gusset front plate portion 16 (gusset upper surface) 20 is , extending obliquely upward from the upper surface of the first side member 6 toward the upper surface of the second side member 7 .
- a rear seat 21 is installed in the vehicle compartment 9 above the gusset 13 .
- the rear seat 21 has a seat portion 22 that can be tilted between an upright stowed position (indicated by a chain double-dashed line in the figure) and a seated position (indicated by a solid line in the figure) reclined from the stowed position toward the front of the vehicle.
- the gusset 13 is arranged behind the vehicle relative to the front end position 24 of the seat portion 22 in the retracted position.
- a floor surface 23 in the rear portion of the passenger compartment is set below the upper surface of the second side member 7, and the floor surface 23 extends rearward of the vehicle at least up to a front end position 24 of the seat portion 22 in the retracted position.
- the front end portion of the second side member 7 is placed on the rear end portion of the first side member 6 and joined, and the upper surface of the first side member 6 is moved from the upper surface of the second side member 7 to the upper surface of the second side member 7 . Since the rear end of the first side member 6 and the front end of the second side member 7 are connected by the gusset 13 having the gusset upper surface 20 extending obliquely upward, the first side member 6 and the second side member 7 can be strongly bound.
- the upright passenger area at the rear of the passenger compartment is a flat surface without steps regardless of whether the rear seat 21 is folded or used. It can be a floor surface 23 of a shape.
- the vehicle rear structure according to the present disclosure can be widely applied to vehicles such as buses.
Abstract
In a rear structure of a vehicle according to the present invention, the front end portion of a second side member 7 positioned more upward on the rear side is mounted on and joined to the rear end portion of a first side member 6 positioned more downward on the front side. A gusset 13 includes a gusset upper surface 20 extending upward at an incline toward the upper surface of the second side member 7 from the upper surface of the first side member 6, and joins the rear end portion of the first side member 6 and the front end portion of the second side member 7. A rear seat 21 has a seat sitting part 22 that is capable of tilting between an erect stowed position and a seating position of being collapsed forward from the stowed position, and that is installed above the gusset 13 in a vehicle interior 9. The gusset 13 is disposed further rearward in the vehicle than the front end position 24 of the seat sitting part 22 in the stowed position.
Description
本開示は、バス等の車両の後部構造に関する。
The present disclosure relates to rear structures of vehicles such as buses.
特許文献１には、フレームが、前輪の側に位置するフロントパートと、後輪の側に位置するリアパートと、フロントパート及びリアパートの間に位置するセンタパートとに大別され、リアパートには、車両前後方向に延びる一対のリアサイドメンバと、両リアサイドメンバを連結する３つのリアクロスメンバが設けられ、センタパートには、車両前後方向に延びる一対のセンタサイドメンバと、両センタサイドメンバを連結する１０本のセンタクロスメンバが設けられた車両構造が記載されている。センタパートは、リアパートよりも下方に配置されている。センタパートとリアパートの間には、上下に延びるキック部材が設けられて、リアクロスメンバとセンタクロスメンバを連結している。
In Patent Document 1, a frame is roughly divided into a front part positioned on the front wheel side, a rear part positioned on the rear wheel side, and a center part positioned between the front part and the rear part. is provided with a pair of rear side members extending in the longitudinal direction of the vehicle and three rear cross members connecting the two rear side members. describes a vehicle structure provided with ten center cross members that connect the The center part is arranged below the rear part. A kick member extending vertically is provided between the center part and the rear part to connect the rear cross member and the center cross member.
例えば路線バスでは、必要な定員数を確保する等の理由から、車室内の床面を有効に活用することが求められる。しかし、特許文献１のように、車体フレームが車幅方向両側で前後方向に延びる左右のサイドメンバを有し、サイドメンバの車両後側が前側下方の第１サイドメンバと後側上方の第２サイドメンバとから構成された車両では、第１サイドメンバと第２サイドメンバとの間に段差が生じるので、車室後部の床面を乗員のために有効に活用することができない可能性がある。
For example, in the case of fixed-route buses, it is necessary to make effective use of the floor space in the passenger compartment for reasons such as securing the required number of passengers. However, as in Patent Document 1, the vehicle body frame has left and right side members extending in the front-rear direction on both sides in the vehicle width direction. In a vehicle constructed with the above members, a step occurs between the first side member and the second side member, so there is a possibility that the floor surface in the rear part of the passenger compartment cannot be effectively used for passengers.
本開示の目的は、車体フレームが車幅方向両側で前後方向に延びる左右のサイドメンバを有し、サイドメンバの車両後側が前側下方の第１サイドメンバと後側上方の第２サイドメンバとから構成された車両において、車室後部の床面を乗員のために有効に活用することが可能な車両の後部構造を提供することである。
An object of the present disclosure is to provide a vehicle body frame having left and right side members extending in the front-rear direction on both sides in the vehicle width direction, and the vehicle rear side of the side members is formed by a first side member on the lower front side and a second side member on the upper rear side. To provide a rear portion structure of a vehicle capable of effectively utilizing the floor surface of the rear portion of the passenger compartment for passengers in the constructed vehicle.
本開示の一態様の車両の後部構造では、車体フレームが、車幅方向両側で前後方向に延びる左右のサイドメンバを有し、サイドメンバの車両後側が、前側下方の第１サイドメンバと後側上方の第２サイドメンバとから構成され、第１サイドメンバの後端部に第２サイドメンバの前端部が載置され接合される。当該後部構造は、ガセットと後部座席とを備える。
In one aspect of the vehicle rear portion structure of the present disclosure, the vehicle body frame has left and right side members extending in the front-rear direction on both sides in the vehicle width direction, and the vehicle rear sides of the side members are connected to the front lower first side member and the rear side member. The front end of the second side member is placed and joined to the rear end of the first side member. The rear structure includes a gusset and a rear seat.
ガセットは、第１サイドメンバの上面から第２サイドメンバの上面に向かって斜め上方へ延びるガセット上面を有し、第１サイドメンバの後端部と第２サイドメンバの前端部とを結合する。後部座席は、起立した格納位置と格納位置から車両の前方へ倒れた着座位置との間で傾動可能なシート座部を有し、ガセットの上方の車室に設置される。ガセットは、格納位置のシート座部の前端位置よりも車両の後方に配置される。
The gusset has a gusset upper surface extending obliquely upward from the upper surface of the first side member toward the upper surface of the second side member, and joins the rear end portion of the first side member and the front end portion of the second side member. The rear seat has a seat portion tiltable between an upright stowed position and a seated position tilted forward of the vehicle from the stowed position, and is installed in the passenger compartment above the gusset. The gusset is positioned rearward of the vehicle relative to the front end position of the seat portion in the stowed position.
上記構成では、第１サイドメンバの後端部に第２サイドメンバの前端部を載置して接合するとともに、第１サイドメンバの上面から第２サイドメンバの上面に向かって斜め上方へ延びるガセット上面を有するガセットによって第１サイドメンバの後端部と第２サイドメンバの前端部とを結合しているので、第１サイドメンバと第２サイドメンバとを強固に結合することができる。
In the above configuration, the front end portion of the second side member is placed and joined to the rear end portion of the first side member, and the gusset extends obliquely upward from the upper surface of the first side member toward the upper surface of the second side member. Since the rear end portion of the first side member and the front end portion of the second side member are connected by the gusset having the upper surface, the first side member and the second side member can be firmly connected.
ガセットの上方の車室に設置される後部座席を、起立した格納位置（折畳み状態）と格納位置から車両前方へ倒れた着座位置（使用状態）との間で傾動可能なシート座部を有する折畳み式の座席としたので、車室後部の床面のうち乗員が立つことが可能な領域（起立乗車領域）を、後部座席を折畳むことによって拡大させることができる。
A rear seat installed in the passenger compartment above the gusset has a seat portion that can be tilted between an upright stored position (folded state) and a seated position (used state) tilted forward of the vehicle from the stored position. Since the seats are of the type, it is possible to expand the area where the passenger can stand on the floor of the rear part of the passenger compartment (standing riding area) by folding the rear seats.
格納位置のシート座部の前端位置よりも車両後方にガセットを配置したので、後部座席の折畳み状態及び使用状態の何れにおいても、車室後部の起立乗車領域を段差の無い平坦面状の床面とすることができる。
Since the gusset is arranged behind the front end of the seat in the stowed position, the upright riding area in the rear of the passenger compartment is flat without steps in both the folded state and the used state of the rear seat. can be
本開示の一態様によれば、車体フレームが車幅方向両側で前後方向に延びる左右のサイドメンバを有し、サイドメンバの車両後側が前側下方の第１サイドメンバと後側上方の第２サイドメンバとから構成された車両において、車室後部の床面を乗員のために有効に活用することができる。
According to one aspect of the present disclosure, the vehicle body frame has left and right side members extending in the front-rear direction on both sides in the vehicle width direction, and the vehicle rear side of the side members is the first side member on the lower front side and the second side member on the upper rear side. In the vehicle composed of the members, the floor surface in the rear part of the passenger compartment can be effectively used for the passengers.
以下、本開示の一実施形態について図面を参照して説明する。なお、以下の説明において、前後方向は車両の前後方向を意味し、左右方向は車両前方を向いた状態での左右方向を意味する。また、図中の矢印ＦＲは車両の前方を、ＵＰは上方を、ＩＮは車幅方向内側をそれぞれ示す。
An embodiment of the present disclosure will be described below with reference to the drawings. In the following description, the front-rear direction means the front-rear direction of the vehicle, and the left-right direction means the left-right direction when the vehicle faces forward. Arrow FR in the drawing indicates the front of the vehicle, UP indicates the upper side, and IN indicates the inner side in the vehicle width direction.
本実施形態に係る車両１は、低床型のＥＶバス（電気バス）である。図１及び図２に示すように、車体フレーム２は、車幅方向両側で前後方向に延びる左右のサイドメンバ３と、車幅方向に延びて左右のサイドメンバ３を連結する複数のクロスメンバ４とを有する。車体フレーム２の後部を構成するサイドメンバ３の車両後側（後輪５の後側）は、前側下方の第１サイドメンバ６と後側上方の第２サイドメンバ７とから構成され、第１サイドメンバ６及び第２サイドメンバ７は、車幅方向内側に開口するＵ形状断面を有する。なお、車体フレーム２の後部の左側と右側とは略同様に構成されているため、以下では左側について説明し、右側の説明を省略する。
The vehicle 1 according to this embodiment is a low-floor EV bus (electric bus). As shown in FIGS. 1 and 2, the body frame 2 includes left and right side members 3 extending in the front-rear direction on both sides in the vehicle width direction, and a plurality of cross members 4 extending in the vehicle width direction and connecting the left and right side members 3. and The vehicle rear side (rear side of the rear wheel 5) of the side member 3 forming the rear portion of the vehicle body frame 2 is composed of a first side member 6 on the lower front side and a second side member 7 on the upper rear side. The side member 6 and the second side member 7 have a U-shaped cross section that opens inward in the vehicle width direction. Since the left and right sides of the rear portion of the vehicle body frame 2 are configured in substantially the same manner, the left side will be described below, and the description of the right side will be omitted.
複数のクロスメンバ４には、車両１の最後部のリヤエンドクロスメンバ（最後部の根太）４Ａが含まれる。リヤエンドクロスメンバ４Ａは、車幅方向に沿って起立する板状部材であり、リヤエンドクロスメンバ４Ａの上端には、リヤエンドクロスメンバ４Ａから連続して上方へ延びる隔壁８が接続されている。車両１の後端部には、隔壁８によって車室９から仕切られた半室外空間（機械室）１０が設けられている。
The plurality of cross members 4 include a rear end cross member (rearmost joist) 4A at the rearmost part of the vehicle 1 . The rear end cross member 4A is a plate-like member that stands upright along the width direction of the vehicle, and the upper end of the rear end cross member 4A is connected to a partition wall 8 that continuously extends upward from the rear end cross member 4A. A semi-outdoor space (mechanical room) 10 separated from a vehicle interior 9 by a partition wall 8 is provided at the rear end of the vehicle 1 .
第２サイドメンバ７の前端部は、第１サイドメンバ６の後端部の上面に載置され接合される。第２サイドメンバ７の下面が第１サイドメンバ６の下面よりも上方に位置するので、車両後方のデパーチャアングルθを所望の角度に設定し易い。
The front end of the second side member 7 is placed on and joined to the upper surface of the rear end of the first side member 6 . Since the lower surface of the second side member 7 is positioned higher than the lower surface of the first side member 6, it is easy to set the departure angle θ at the rear of the vehicle to a desired angle.
エンドクロスメンバ４Ａの下縁部には、第１サイドメンバ６の後端部が挿通する矩形状の切欠き１１が形成される。第２サイドメンバ７の前端部は、切欠き１１の上方でエンドクロスメンバ４Ａの後面に突き当たり、Ｌ状連結部材１２などを介してエンドクロスメンバ４Ａに結合される。
A rectangular notch 11 through which the rear end of the first side member 6 is inserted is formed in the lower edge of the end cross member 4A. The front end of the second side member 7 abuts the rear surface of the end cross member 4A above the notch 11 and is connected to the end cross member 4A via an L-shaped connecting member 12 or the like.
第１サイドメンバ６の後端部の上面には、第１サイドメンバ６の後端部と第２サイドメンバ７の前端部とを結合するためのガセット１３が載置される。ガセット１３は、ガセット上板部１４とガセット下板部１５とガセット前板部１６とガセット後板部１７とガセット側板部１８とを一体的に有する。ガセット上板部１４とガセット下板部１５とは、略平行に上下に離間する矩形板状であり、ガセット下板部１５は、第1サイドメンバ６に載置され固定される。ガセット後板部１７は、ガセット上板部１４及びガセット下板部１５と略直交するように車幅方向に沿って起立する矩形板状であり、ガセット上板部１４の後端縁部とガセット下板部１５の後端縁部とを連結する。ガセット前板部１６は、ガセット上板部１４の前端縁部とガセット下板部１５の前端縁部とを連結する矩形板状である。ガセット上板部１４の車両前後方向の長さは、ガセット下板部１５の前後方向の長さよりも短く、ガセット前板部１６は、後斜め上方へ傾斜する。ガセット側板部１８は、車両前後方向に沿って起立する台形板状であり、ガセット側板部１８の外周縁部は、ガセット上板部１４とガセット下板部１５とガセット前板部１６とガセット後板部１７とに接続される。
A gusset 13 for connecting the rear end of the first side member 6 and the front end of the second side member 7 is placed on the upper surface of the rear end of the first side member 6 . The gusset 13 integrally includes an upper gusset plate portion 14 , a lower gusset plate portion 15 , a front gusset plate portion 16 , a rear gusset plate portion 17 , and a gusset side plate portion 18 . The gusset upper plate portion 14 and the gusset lower plate portion 15 are rectangular plates that are vertically spaced apart substantially in parallel. The gusset rear plate portion 17 has a rectangular plate shape that stands up along the vehicle width direction so as to be substantially perpendicular to the gusset upper plate portion 14 and the gusset lower plate portion 15 , and the rear edge portion of the gusset upper plate portion 14 and the gusset. It connects with the rear end edge of the lower plate portion 15 . The gusset front plate portion 16 has a rectangular plate shape that connects the front edge portion of the gusset upper plate portion 14 and the front edge portion of the gusset lower plate portion 15 . The length of the upper gusset plate portion 14 in the vehicle front-rear direction is shorter than the length of the lower gusset plate portion 15 in the front-rear direction, and the front gusset plate portion 16 is inclined rearward and obliquely upward. The gusset side plate portion 18 has a trapezoidal plate shape that stands up along the longitudinal direction of the vehicle. It is connected to the plate portion 17 .
ガセット後板部１７は、第２サイドメンバ７の前端部の車両前方でリヤエンドクロスメンバ４Ａの前面に車両前方から重なり、ガセット側板部１８は、Ｌ状連結部材１９などを介してエンドクロスメンバ４Ａに結合される。すなわち、ガセット１３は、第１サイドメンバ６の後端部と第２サイドメンバ７の前端部とを、リヤエンドクロスメンバ４Ａを介して結合し、ガセット前板部１６の上面（ガセット上面）２０は、第１サイドメンバ６の上面から第２サイドメンバ７の上面に向かって斜め上方へ延びる。
The gusset rear plate portion 17 overlaps the front surface of the rear end cross member 4A from the front of the vehicle at the front end portion of the second side member 7, and the gusset side plate portion 18 is connected to the end cross member 4A via an L-shaped connecting member 19 and the like. coupled to That is, the gusset 13 connects the rear end portion of the first side member 6 and the front end portion of the second side member 7 via the rear end cross member 4A, and the upper surface of the gusset front plate portion 16 (gusset upper surface) 20 is , extending obliquely upward from the upper surface of the first side member 6 toward the upper surface of the second side member 7 .
ガセット１３の上方の車室９には、後部座席２１が設置される。後部座席２１は、起立した格納位置（図中二点鎖線で示す）と格納位置から車両前方へ倒れた着座位置（図中実線で示す）との間で傾動可能なシート座部２２を有する。ガセット１３は、格納位置のシート座部２２の前端位置２４よりも車両後方に配置される。車室後部の床面２３は、第２サイドメンバ７の上面よりも下方に設定され、床面２３は、少なくとも格納位置のシート座部２２の前端位置２４まで車両後方に延びる。
A rear seat 21 is installed in the vehicle compartment 9 above the gusset 13 . The rear seat 21 has a seat portion 22 that can be tilted between an upright stowed position (indicated by a chain double-dashed line in the figure) and a seated position (indicated by a solid line in the figure) reclined from the stowed position toward the front of the vehicle. The gusset 13 is arranged behind the vehicle relative to the front end position 24 of the seat portion 22 in the retracted position. A floor surface 23 in the rear portion of the passenger compartment is set below the upper surface of the second side member 7, and the floor surface 23 extends rearward of the vehicle at least up to a front end position 24 of the seat portion 22 in the retracted position.
本実施形態によれば、第１サイドメンバ６の後端部に第２サイドメンバ７の前端部を載置して接合するとともに、第１サイドメンバ６の上面から第２サイドメンバ７の上面に向かって斜め上方へ延びるガセット上面２０を有するガセット１３によって第１サイドメンバ６の後端部と第２サイドメンバ７の前端部とを結合しているので、第１サイドメンバ６と第２サイドメンバ７とを強固に結合することができる。
According to this embodiment, the front end portion of the second side member 7 is placed on the rear end portion of the first side member 6 and joined, and the upper surface of the first side member 6 is moved from the upper surface of the second side member 7 to the upper surface of the second side member 7 . Since the rear end of the first side member 6 and the front end of the second side member 7 are connected by the gusset 13 having the gusset upper surface 20 extending obliquely upward, the first side member 6 and the second side member 7 can be strongly bound.
ガセット１３の上方の車室９に設置される後部座席２１を、起立した格納位置（折畳み状態）と格納位置から車両前方へ倒れた着座位置（使用状態）との間で傾動可能なシート座部２２を有する折畳み式の座席としたので、車室後部の床面９のうち乗員が立つことが可能な領域（起立乗車領域）を、後部座席２１を折畳むことによって拡大させることができる。
A seat part that can tilt a rear seat 21 installed in a vehicle compartment 9 above a gusset 13 between a stored position (folded state) in which the rear seat is erected and a seated position (used state) in which the seat is tilted forward of the vehicle from the stored position. 22, the rear seat 21 can be folded to expand the area where the occupant can stand on the floor surface 9 at the rear of the passenger compartment (standing riding area).
格納位置のシート座部２２の前端位置２４よりも車両後方にガセット１３を配置したので、後部座席２１の折畳み状態及び使用状態の何れにおいても、車室後部の起立乗車領域を段差の無い平坦面状の床面２３とすることができる。
Since the gusset 13 is arranged behind the vehicle from the front end position 24 of the seat portion 22 in the stowed position, the upright passenger area at the rear of the passenger compartment is a flat surface without steps regardless of whether the rear seat 21 is folded or used. It can be a floor surface 23 of a shape.
以上、本開示について、上記実施形態に基づいて説明を行ったが、本開示は上記実施形態の内容に限定されるものではなく、当然に本開示を逸脱しない範囲で適宜変更が可能である。すなわち、この実施形態に基づいて当業者等によりなされる他の実施形態、実施例および運用技術等は全て本開示の範疇に含まれることは勿論である。
Although the present disclosure has been described above based on the above embodiments, the present disclosure is not limited to the content of the above embodiments, and can be appropriately modified without departing from the scope of the present disclosure. That is, other embodiments, examples, operation techniques, etc. made by persons skilled in the art based on this embodiment are all included in the scope of the present disclosure.
本出願は、2021年3月25日付で出願された日本国特許出願（特願2021-051925）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 (Japanese Patent Application No. 2021-051925) filed on March 25, 2021, the contents of which are incorporated herein by reference.
本開示に係る車両の後部構造は、バス等の車両に広く適用することができる。
The vehicle rear structure according to the present disclosure can be widely applied to vehicles such as buses.
１ 車両
２ 車体フレーム
３ サイドメンバ
４ クロスメンバ
４Ａ リヤエンドクロスメンバ
５ 後輪
６ 第１サイドメンバ
７ 第２サイドメンバ
８ 隔壁
９ 車室
１０ 半室外空間
１１ 切欠き
１２，１９ Ｌ状連結部材
１３ ガセット
１４ ガセット上板部
１５ ガセット下板部
１６ ガセット前板部
１７ ガセット後板部
１８ ガセット側板部
２０ ガセット上面
２１ 後部座席
２２ シート座部
２３ 床面
２４ 格納位置のシート座部の前端位置 1vehicle 2 body frame 3 side member 4 cross member 4A rear end cross member 5 rear wheel 6 first side member 7 second side member 8 bulkhead 9 cabin 10 semi-outdoor space 11 notch 12, 19 L-shaped connecting member 13 gusset 14 Gusset upper plate portion 15 Gusset lower plate portion 16 Gusset front plate portion 17 Gusset rear plate portion 18 Gusset side plate portion 20 Gusset upper surface 21 Rear seat 22 Seat base 23 Floor surface 24 Front end position of the seat in the stowed position
２ 車体フレーム
３ サイドメンバ
４ クロスメンバ
４Ａ リヤエンドクロスメンバ
５ 後輪
６ 第１サイドメンバ
７ 第２サイドメンバ
８ 隔壁
９ 車室
１０ 半室外空間
１１ 切欠き
１２，１９ Ｌ状連結部材
１３ ガセット
１４ ガセット上板部
１５ ガセット下板部
１６ ガセット前板部
１７ ガセット後板部
１８ ガセット側板部
２０ ガセット上面
２１ 後部座席
２２ シート座部
２３ 床面
２４ 格納位置のシート座部の前端位置 1
Claims (1)
- 車体フレームが、車幅方向両側で前後方向に延びる左右のサイドメンバを有し、前記サイドメンバの車両後側が、前側下方の第１サイドメンバと後側上方の第２サイドメンバとから構成され、前記第１サイドメンバの後端部に前記第２サイドメンバの前端部が載置され接合される、車両の後部構造であって、
前記第１サイドメンバの上面から前記第２サイドメンバの上面に向かって斜め上方へ延びるガセット上面を有し、前記第１サイドメンバの前記後端部と前記第２サイドメンバの前記前端部とを結合するガセットと、
起立した格納位置と前記格納位置から前記車両の前方へ倒れた着座位置との間で傾動可能なシート座部を有し、前記ガセットの上方の車室に設置される後部座席と、を備え、
前記ガセットは、前記格納位置の前記シート座部の前端位置よりも前記車両の後方に配置される、
車両の後部構造。 The vehicle body frame has left and right side members extending in the front-rear direction on both sides in the vehicle width direction, and the vehicle rear side of the side members is composed of a first side member on the lower front side and a second side member on the upper rear side, A vehicle rear portion structure in which a front end portion of the second side member is placed and joined to a rear end portion of the first side member,
It has a gusset upper surface extending obliquely upward from the upper surface of the first side member toward the upper surface of the second side member, and connects the rear end portion of the first side member and the front end portion of the second side member. a connecting gusset;
a rear seat having a seat portion tiltable between an upright stored position and a seated position tilted forward of the vehicle from the stored position, the rear seat being installed in the passenger compartment above the gusset;
the gusset is positioned rearward of the vehicle relative to a front end position of the seat portion in the stowed position;
vehicle rear structure.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021051925A JP7209229B2 (en) | 2021-03-25 | 2021-03-25 | vehicle rear structure |
| JP2021-051925 | 2021-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2022202635A1 true WO2022202635A1 (en) | 2022-09-29 |
Family
ID=83395787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2022/012448 WO2022202635A1 (en) | 2021-03-25 | 2022-03-17 | Rear structure of vehicle |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7209229B2 (en) |
| WO (1) | WO2022202635A1 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11301512A (en) * | 1998-04-16 | 1999-11-02 | Nissan Diesel Motor Co Ltd | Double cab vehicle |
| JP2001260937A (en) * | 2000-03-23 | 2001-09-26 | Hino Motors Ltd | Frame structure for low-floor bus |
| JP2010076674A (en) * | 2008-09-26 | 2010-04-08 | Mazda Motor Corp | Lower vehicle body structure for vehicle |
-
2021
- 2021-03-25 JP JP2021051925A patent/JP7209229B2/en active Active
-
2022
- 2022-03-17 WO PCT/JP2022/012448 patent/WO2022202635A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11301512A (en) * | 1998-04-16 | 1999-11-02 | Nissan Diesel Motor Co Ltd | Double cab vehicle |
| JP2001260937A (en) * | 2000-03-23 | 2001-09-26 | Hino Motors Ltd | Frame structure for low-floor bus |
| JP2010076674A (en) * | 2008-09-26 | 2010-04-08 | Mazda Motor Corp | Lower vehicle body structure for vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| JP7209229B2 (en) | 2023-01-20 |
| JP2022149666A (en) | 2022-10-07 |
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