Abstract: Provided is a vehicle-mounted battery pack. A vehicle-mounted battery pack includes: a battery case, a battery module, an upper cross member, and an upper deck. In the battery module, a first battery row and a second battery row, in which a plurality of vertically placed batteries are disposed in a case horizontal direction, are disposed in a pair in a case vertical direction. The upper cross member is disposed between the first battery row and the second battery row toward the case horizontal direction, and is fixed to a first stepped portion and a second stepped portion of the battery. The upper deck is disposed in the case vertical direction and is fixed to a front end portion and a rear end portion of the battery module.

Abstract: A battery pack is attached under a floor of a vehicle. The battery pack has battery, a battery case including a bottom plate on which the battery is mounted, and a water jacket configured to allow a refrigerant for cooling the battery to flow therethrough. The water jacket is provided with a flow path defined by the bottom plate and a water jacket plate disposed below the bottom plate. The water jacket plate is integrally provided with a protruding portion extending in a front-rear direction of the vehicle and protruding downward. The protruding portion includes a first protruding portion disposed on an outer side with respect to the water jacket in a vehicle width direction and protruding downward with respect to the water jacket.

Abstract: A battery pack includes: battery modules being arranged side by side in a horizontal direction; and a case including a cross member provided between the battery modules arranged side by side, in which the cross member includes: an upper cross member; a lower cross member; and a fixing portion abutting against a bottom surface of a case main body and fixing the upper cross member and the lower cross member to each other by a fastening member, in which the bottom surface of the case main body is integrally provided with at least one first protruding portion that protrudes downward and extends continuously in the horizontal direction, and the first protruding portion intersects the cross member at a position overlapping the fixing portion of the cross member when viewed in the upper-lower direction.

Abstract: Provide is a vehicle equipped with a battery pack. In the vehicle equipped with a battery pack, right and left second floor cross members support a rear portion of a front seat, and right and left third floor cross members support a front portion of a rear seat. First to fourth floor longitudinal frames extend in a front-rear direction of the vehicle body between the right and left second floor cross members and the right and left third floor cross members, and are raised upward from a floor panel. The battery pack is arranged below the floor panel and is fixed to the first to fourth floor longitudinal frames.

Abstract: A bottom structure of a vehicle is capable of preventing a floor cross member from interfering with a battery after being deformed. The bottom structure of the vehicle includes: a floor panel; a battery which is disposed below the floor panel in a vehicle up-down direction; a side sill which is disposed on an outer side of the floor panel in a vehicle width direction and extends along a vehicle front-rear direction; and a floor cross member which is connected to the side sill and extends toward an inner side in the vehicle width direction. The floor cross member includes a fragile portion, and the fragile portion is disposed further outside than the battery in the vehicle width direction and on a lower side of the floor cross member in the vehicle up-down direction.

Abstract: A battery pack including a battery and a battery case is attached under a floor of a vehicle. The battery case includes a bottom plate and side frames. Each side frame includes a protection region, a vertical rib and a deformation region arranged in this order from inside to outside. The deformation region is provided with a first plate having a first buckling point and connected to a first portion of the vertical rib, a second plate having a second buckling point at a same position as the first buckling point in a vertical direction and connected to a second portion of the vertical rib, and a third plate connected to the first buckling point and a third portion of the vertical rib and located between the first and second portions. A length between the first and third portions is shorter than a length between the second and third portions.

Abstract: A battery pack is mounted on a vehicle. The battery pack has a battery module including battery cells laminated in a first direction of a horizontal direction, and a load-bearing member extending in a second direction orthogonal to the first direction of the horizontal direction, and a battery case accommodating the battery module. The battery case includes a base plate, a frame member joined to an outer edge of the base plate and forming an outer frame of the battery case, a first fixing portion provided on the frame member at a position overlapped with the load-bearing member when viewed from the second direction and fixing a first part of the battery module to the frame member, and a second fixing portion provided on the frame member at a position different from the overlapped position and fixing a second part of the battery module to the frame member.

Abstract: A battery pack is mounted on a vehicle. The battery pack has a battery, and a battery case accommodating the battery. The battery case includes a base plate on which the battery is placed, a frame member joined to an outer edge of the base plate, and a cover covering the battery and attached to the frame member via a sealing member. The frame member includes a protection region located on an inner side with respect to the sealing member, and a deformation region located on an outer side with respect to the sealing member. The base plate is joined to the frame member in the protection region, and a tip end of the base plate extends to at least the deformation region when viewed in a cross section.

Abstract: A battery pack is mounted on a vehicle. The battery pack has a battery module, a battery case to which the battery module is fixed at a module fixing portion, a frame member extending in a front-rear direction of the vehicle and constructed above the battery module, and a junction box disposed on the frame member. The frame member is fixed to the battery case or the battery module at a first fixing portion positioned in front of the junction box and a second fixing portion positioned behind the junction box. The junction box is not fixed to the battery module and the battery case but is fixed to the frame member at an intermediate fixing portion. The module fixing portion and the first and second fixing portions are fixed by rigid coupling without any elastic member. The intermediate fixing portion is fixed by elastic coupling through an elastic member.

Abstract: Provided is a vehicle body lower structure. A vehicle body lower structure includes a battery pack that encloses a drive battery. The battery pack includes a tray and a cover member attached to an upper surface of the tray with a seal member interposed, the seal member making the inside of the battery pack liquid-tight. A battery terminal, a high-voltage junction box, a control device, and a switch, which are connection portions of an electric cable, are arranged above the seal member.

Abstract: Provided is a vehicle body lower structure. A vehicle body lower structure includes a battery pack that encloses a drive battery. The battery pack includes a tray and a cover member attached to an upper surface of the tray with a seal member interposed, the seal member making the inside of the battery pack liquid-tight. A battery terminal, a high-voltage junction box, a control device, and a switch, which are connection portions of an electric cable, are arranged above the seal member.

Abstract: A vehicle body lower structure includes a battery case, a side sill, and a case-mounting frame. The case-mounting frame has a frame main body portion and a battery case reception flange. The battery case reception flange extends to an inward side in a vehicle width direction from the frame main body portion and is joined to a lower surface of a bottom wall of the battery case. A battery support frame extending in a vehicle body forward-rearward direction and supporting a battery is fixed to the bottom wall of the battery case. A recessed portion protruding downward is provided between a joint portion with respect to the battery case reception flange and a joint portion with respect to the battery support frame in the bottom wall of the battery case.

Abstract: A vehicle body lower part structure includes: a side frame that connects a battery pack which is arranged below a floor panel of a vehicle to a side sill which is provided at a further outer position in a vehicle width direction than the battery pack; a lower cross member that is provided within the battery pack, is arranged between batteries, and extends in the vehicle width direction; and a connection portion that is provided within the battery pack and connects the lower cross member to the floor panel. The connection portion is provided at a further outer position in the vehicle width direction than the batteries.

Abstract: A vehicle body lower part structure includes: a side frame that connects a side sill to a battery pack that is arranged below a floor portion; and a battery frame that supports a battery within the battery pack. A first joint flange that is joined to a case bottom portion of the side frame is arranged such that a second joint flange that is joined to the case bottom portion of the battery frame overlaps an upper side in an upward-downward direction of the first joint flange.

Abstract: Provided is a vehicle equipped with a battery pack. A vehicle equipped with a battery pack includes a battery pack under a floor of the vehicle. The battery pack is provided with a battery module. In the battery module, a plurality of batteries are arranged vertically with the longitudinal direction directed toward a front-rear direction of the vehicle body. The battery is formed by stacking a plurality of battery cells in the front-rear direction of the vehicle body. A center of gravity of pack of the battery pack is arranged at the rear of a center of gravity of vehicle of the entire vehicle in the vehicle body.

Abstract: A vehicle body structure includes: a second floor cross member and a third floor cross member in which one end in a vehicle width direction is connected to a side sill; a battery arranged below the second floor cross member and the third floor cross member; a battery case which stores the battery and in which one end in the vehicle width direction is connected via a right frame and a left frame; cross member bent portions formed on the second floor cross member and the third floor cross member; and frame bent portions formed on the right frame and the left frame. The cross member bent portions and the frame bent portions are arranged side by side in an up-down direction.

Abstract: A vehicle-mounted battery pack includes a battery tray including a floor part, a right frame, and a left frame. The battery tray includes a battery disposition region, a right impact-absorbing region, and a left impact-absorbing region. A battery module is placed in a battery disposition region. The left and right impact-absorbing regions are provided on outer sides of the battery disposition region in the vehicle width direction. The right frame and the left frame are formed to be thinner than the right and left impact-absorbing regions. Further, an easily deformable portion is formed at a lower portion of the right and left impact-absorbing regions.

Abstract: A battery pack which is disposed under a floor of a vehicle includes a plurality of battery cells, and a battery case which accommodates the plurality of battery cells, in which the battery case includes a fixing portion to which a portion of a suspension of the vehicle is fixed.

Abstract: Provided is a vehicle equipped with a battery pack. A vehicle equipped with a battery pack includes a floor tunnel and a battery pack. The battery pack includes a first battery accessory, a second battery accessory, and an electrical wiring. The first battery accessory is arranged inside a front tunnel portion of the floor tunnel from below. The second battery accessory is arranged inside a rear tunnel portion of the floor tunnel from below. The electrical wiring extends in a front-rear direction of a vehicle body across right and left second floor cross members, and connects the first battery accessory and the second battery accessory.

Abstract: A moving body includes a floor panel, and a battery pack disposed below the floor panel. The battery pack includes a battery, a battery case having an opening on an upper side and accommodating the battery, a battery cover covering the opening of the battery case, and a temperature adjustment mechanism provided in the battery cover. A gap is provided at least either between the battery and a bottom surface of the battery case or between an under guard provided below the bottom surface of the battery case and the bottom surface of the battery case.