公开(公告)号：US20240347843A1

公开(公告)日：2024-10-17

申请号：US18755263

申请日：2024-06-26

Applicant: BYD COMPANY LIMITED

Inventor： Qi WANG ,  Jianglong TANG ,  Zhipei LU ,  Jing TIAN ,  Fuxing YANG

IPC: H01M50/262 ,  H01M50/22 ,  H01M50/242 ,  H01M50/249 ,  H01M50/271

CPC classification number: H01M50/262 ,  H01M50/22 ,  H01M50/242 ,  H01M50/249 ,  H01M50/271 ,  H01M2220/20

Abstract: A tray assembly includes a bottom plate that includes a main body portion and a raised edge portion, an expansion beam, and a first sealing member. The main body portion defines an accommodating cavity configured to accommodate a battery, and the raised edge portion is located on a peripheral of the main body portion and around the main body portion. The expansion beam is disposed on a first side of the raised edge portion and is configured to abut with the battery. The first sealing member includes a first portion disposed between the expansion beam and the raised edge portion.

公开(公告)号：US20240347831A1

公开(公告)日：2024-10-17

申请号：US18757915

申请日：2024-06-28

Applicant: BYD COMPANY LIMITED

Inventor： Long HE ,  Huajun SUN ,  Wenfeng JIANG ,  Zhipei LU ,  Weixin ZHENG ,  Jianglong TANG ,  Yan ZHU ,  Xinyue WANG ,  Kefeng HE

IPC: H01M50/209 ,  B60K1/04 ,  B60L50/60 ,  B60L50/64 ,  H01M10/052 ,  H01M10/42 ,  H01M10/613 ,  H01M10/625 ,  H01M10/647 ,  H01M10/6551 ,  H01M10/6554 ,  H01M50/103 ,  H01M50/119 ,  H01M50/244 ,  H01M50/249 ,  H01M50/271 ,  H01M50/317 ,  H01M50/342 ,  H01M50/35 ,  H01M50/383 ,  H01M50/531 ,  H01M50/543 ,  B60L58/26

CPC classification number: H01M50/209 ,  B60K1/04 ,  B60L50/64 ,  B60L50/66 ,  H01M10/052 ,  H01M10/425 ,  H01M10/613 ,  H01M10/625 ,  H01M10/647 ,  H01M10/6551 ,  H01M10/6554 ,  H01M50/103 ,  H01M50/119 ,  H01M50/244 ,  H01M50/249 ,  H01M50/271 ,  H01M50/317 ,  H01M50/342 ,  H01M50/3425 ,  H01M50/35 ,  H01M50/383 ,  H01M50/531 ,  H01M50/543 ,  B60K2001/0405 ,  B60K2001/0438 ,  B60L58/26 ,  H01M2010/4271 ,  H01M2220/20

Abstract: A cell for use in a power battery pack includes a cell body having a length L, a width H, a thickness D, and a volume V, wherein the length L is greater than the width H and the width H is greater than the thickness D. The cell body dimensions meet the following parameters: 600 mm≤L≤2500 mm and 0.0000065 mm−2≤D/V≤0.00002 mm−2.

公开(公告)号：US20240347828A1

公开(公告)日：2024-10-17

申请号：US18755287

申请日：2024-06-26

Applicant: BYD COMPANY LIMITED

Inventor： Qi WANG ,  Jianglong TANG ,  Zhipei LU ,  Ning YI ,  Jianqiang LI

IPC: H01M50/202 ,  B60R16/033 ,  H01M50/242 ,  H01M50/271

CPC classification number: H01M50/202 ,  B60R16/033 ,  H01M50/242 ,  H01M50/271 ,  H01M2220/20

Abstract: A side beam for a battery tray is provided. The battery tray has an accommodating groove for accommodating a battery core. The side beam includes a first body and a second body. The first body includes a main portion and a supporting portion, and the supporting portion is connected to the main portion and is configured to support the battery core. The second body is fixed to the first body. The second body and the first body are separated workpieces. At least a part of the second body is located on a side of the supporting portion away from the accommodating groove.

公开(公告)号：US20240222760A1

公开(公告)日：2024-07-04

申请号：US18604546

申请日：2024-03-14

Applicant: BYD COMPANY LIMITED

Inventor： Long HE ,  Huajun SUN ,  Wenfeng JIANG ,  Zhipei LU ,  Weixin ZHENG ,  Jianglong TANG ,  Yan ZHU ,  Xinyue WANG ,  Kefeng HE

IPC: H01M50/209 ,  B60K1/04 ,  B60L50/60 ,  B60L50/64 ,  H01M10/052 ,  H01M10/42 ,  H01M10/613 ,  H01M10/625 ,  H01M10/647 ,  H01M10/6551 ,  H01M10/6554 ,  H01M50/103 ,  H01M50/119 ,  H01M50/244 ,  H01M50/249 ,  H01M50/271 ,  H01M50/317 ,  H01M50/342 ,  H01M50/35 ,  H01M50/383 ,  H01M50/531 ,  H01M50/543 ,  B60L58/26

CPC classification number: H01M50/209 ,  B60K1/04 ,  B60L50/64 ,  B60L50/66 ,  H01M10/052 ,  H01M10/425 ,  H01M10/613 ,  H01M10/625 ,  H01M10/647 ,  H01M10/6551 ,  H01M10/6554 ,  H01M50/103 ,  H01M50/119 ,  H01M50/244 ,  H01M50/249 ,  H01M50/271 ,  H01M50/317 ,  H01M50/342 ,  H01M50/3425 ,  H01M50/35 ,  H01M50/383 ,  H01M50/531 ,  H01M50/543 ,  B60K2001/0405 ,  B60K2001/0438 ,  B60L58/26 ,  H01M2010/4271 ,  H01M2220/20

Abstract: A cell, a power battery pack, and an electric vehicle are provided. The cell includes a cell body, and the cell body has a length L, a width H and a thickness D. The length L of the cell body is greater than the width H, the width H of the cell body is greater than the thickness D, the length L of the cell body is greater than 600 mm, and the length L and the width H of the cell body satisfy L/H=4-21.

公开(公告)号：US20230352783A1

公开(公告)日：2023-11-02

申请号：US18348698

申请日：2023-07-07

Applicant: BYD COMPANY LIMITED

Inventor： Long HE ,  Huajun SUN ,  Wenfeng JIANG ,  Zhipei LU ,  Weixin ZHENG ,  Jianglong TANG ,  Yan ZHU ,  Xinyue WANG ,  Kefeng HE

IPC: H01M50/209 ,  H01M50/383 ,  H01M50/35 ,  H01M50/317 ,  H01M10/647 ,  H01M50/543 ,  H01M10/613 ,  H01M10/625 ,  H01M50/342 ,  H01M50/119 ,  H01M50/103 ,  H01M50/249 ,  H01M50/244 ,  H01M50/531 ,  B60K1/04 ,  H01M10/6554 ,  B60L50/64 ,  B60L50/60 ,  H01M10/052 ,  H01M10/6551 ,  H01M50/271 ,  H01M10/42

CPC classification number: H01M50/209 ,  B60K1/04 ,  B60L50/64 ,  B60L50/66 ,  H01M10/052 ,  H01M10/425 ,  H01M10/613 ,  H01M10/625 ,  H01M10/647 ,  H01M10/6551 ,  H01M10/6554 ,  H01M50/103 ,  H01M50/119 ,  H01M50/244 ,  H01M50/249 ,  H01M50/271 ,  H01M50/317 ,  H01M50/342 ,  H01M50/3425 ,  H01M50/35 ,  H01M50/383 ,  H01M50/531 ,  H01M50/543 ,  B60K2001/0405 ,  B60K2001/0438 ,  B60L58/26 ,  H01M2220/20

Abstract: A battery pack, a vehicle, and an energy storage device are provided. The battery pack includes a cell array and a support member, where the cell array includes a plurality of cells, the cell has a first dimension, and the first dimension is a maximum spacing between two imaginary parallel planes sandwiching the cell; and at least one of the cells 600 mm≤first dimension≤2500 mm the at least one cell includes a casing and a core located inside the casing, a supporting region is formed on the casing, and the cell is connected to the support member through the supporting region and is supported by the support member. The support member is connected to the supporting region to support the cell.

公开(公告)号：US20220181730A1

公开(公告)日：2022-06-09

申请号：US17437348

申请日：2019-07-25

Applicant: BYD COMPANY LIMITED

Inventor： Huajun SUN ,  Zhipei LU ,  Jianglong TANG ,  Wenfeng JIANG ,  Yan ZHU

IPC: H01M50/209 ,  H01M50/249

Abstract: The present disclosure relates to a power battery pack, an energy storage device, an electric vehicle. The power battery pack includes an accommodating device and a plurality of cells, the accommodating device includes a plurality of accommodating regions, and each accommodating region has a first side edge and a second side edge and cells disposed between the first side edge and the second side edge. A distance between the first side edge and the second side edge along a first direction varies with different accommodating regions, each cell includes a first end and a second end, and a distance between the first end and the second end matches a distance between a corresponding first side edge and a corresponding second side edge.

公开(公告)号：US20220126666A1

公开(公告)日：2022-04-28

申请号：US17422130

申请日：2019-06-21

Applicant: BYD COMPANY LIMITED

Inventor： Long HE ,  Huajun SUN ,  Wenfeng JIANG ,  Zhipei LU ,  Weixin ZHENG ,  Jianglong TANG ,  Yan ZHU ,  Xinyue WANG ,  Kefeng HE

IPC: B60K1/04 ,  B60L50/60 ,  B60L50/64 ,  H01M50/209 ,  H01M50/249 ,  H01M50/342

Abstract: Provided are a power battery pack and an electric vehicle. The power battery pack includes: a pack body; and a plurality of cells, directly arranged in the pack body. The cell extends from a first side of the pack body to a second side of the pack body, and the first side and the second side are disposed opposite to each other. The first side of the pack body is provided with a first side wall, the second side of the pack body is provided with a second side wall, an end of the cell is supported by the first side wall, and the other end of the cell is supported by the second side wall.

公开(公告)号：US20240363943A1

公开(公告)日：2024-10-31

申请号：US18763601

申请日：2024-07-03

Applicant: BYD COMPANY LIMITED

Inventor： Jianglong TANG ,  Jianqiang LI ,  Zhengyuan LIAO ,  Long WAN ,  Wei HE

IPC: H01M50/242 ,  H01M50/249 ,  H01M50/289

CPC classification number: H01M50/242 ,  H01M50/249 ,  H01M50/289

Abstract: An edge beam for a battery tray, a battery tray, a battery pack, and a vehicle are provided. The edge beam includes an edge beam body. The edge beam body defines a cavity. The edge beam body has a partition portion. The partition portion is located in the cavity. The partition portion is connected between a top wall and a bottom wall of the cavity to partition the cavity into multiple sub-cavities. The multiple sub-cavities are arranged in sequence in a width direction of the edge beam. In a direction from an upper end to a lower end of the edge beam, the partition portion inclines away from the placement groove.

公开(公告)号：US20240356145A1

公开(公告)日：2024-10-24

申请号：US18759921

申请日：2024-06-30

Applicant: BYD COMPANY LIMITED

Inventor： Jianglong TANG ,  Jianqiang LI ,  Zhengyuan LIAO ,  Long WAN ,  Wei HE

IPC: H01M50/264 ,  H01M50/249

CPC classification number: H01M50/264 ,  H01M50/249

Abstract: The present disclosure discloses a battery pack and a vehicle. The battery pack includes: a battery core; a tray bottom plate, where the tray bottom plate has a pressed area, and the pressed area has an electrode core pressing area; and a side beam, having a side beam body with a supporting portion. In a first direction of the side beam, an orthographic projection of the supporting portion and an orthographic projection of the electrode core pressing area have an overlapping area. In a second direction of the side beam, the orthographic projection of the supporting portion and the orthographic projection of the electrode core pressing area have an overlapping length of M1, and M1 meets the relation formula: 9 mm≤M1.

公开(公告)号：US20240250359A1

公开(公告)日：2024-07-25

申请号：US18608980

申请日：2024-03-19

Applicant: BYD COMPANY LIMITED

Inventor： Long HE ,  Huajun SUN ,  Wenfeng JIANG ,  Zhipei Lu ,  Weixin ZHENG ,  Jianglong TANG ,  Yan ZHU ,  Xinyue WANG ,  Kefeng HE

IPC: H01M50/209 ,  B60K1/04 ,  B60L50/60 ,  B60L50/64 ,  B60L58/26 ,  H01M10/052 ,  H01M10/42 ,  H01M10/613 ,  H01M10/625 ,  H01M10/647 ,  H01M10/6551 ,  H01M10/6554 ,  H01M50/103 ,  H01M50/119 ,  H01M50/244 ,  H01M50/249 ,  H01M50/271 ,  H01M50/317 ,  H01M50/342 ,  H01M50/35 ,  H01M50/383 ,  H01M50/531 ,  H01M50/543

CPC classification number: H01M50/209 ,  B60K1/04 ,  B60L50/64 ,  B60L50/66 ,  H01M10/052 ,  H01M10/425 ,  H01M10/613 ,  H01M10/625 ,  H01M10/647 ,  H01M10/6551 ,  H01M10/6554 ,  H01M50/103 ,  H01M50/119 ,  H01M50/244 ,  H01M50/249 ,  H01M50/271 ,  H01M50/317 ,  H01M50/342 ,  H01M50/3425 ,  H01M50/35 ,  H01M50/383 ,  H01M50/531 ,  H01M50/543 ,  B60K2001/0405 ,  B60K2001/0438 ,  B60L58/26 ,  H01M2010/4271 ,  H01M2220/20

Abstract: A battery pack and an electric vehicle are provided. The battery pack includes a housing; and a plurality of cells, provided in the housing, wherein the sum V1 of the volumes of the plurality of cells and the volume V2 of the battery pack satisfy V1/V2≥55%. The battery pack has a first direction and a second direction perpendicular to each other. A length direction of the cell is arranged along the first direction of the battery pack, and the plurality of cells are arranged along the second direction of the battery pack. The cell comprises a cell body, and the length of the cell body is 400-2500 mm.