# US 2025/0096384 A1 · Battery module outer frame, battery module and battery pack > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2025/0096384 A1 - Document ID: US20250096384A1 - Status: Published application - Kind: A1 - Application number: 18/964,263 - Filed: 2024-11-29 - Published: 2025-03-20 - Earliest claimed: 2023-06-28 - Assignees: Eve Energy Co., Ltd. - Applicants: Eve Energy Co., Ltd. - Inventors: Hongquan ZHOU - Web page: https://patentgrep.com/patent/US20250096384A1 ## CPC - H01M 50/224: Metals - H01M 10/613: Cooling or keeping cold - H01M 10/653: characterised by electrically insulating or thermally conductive materials - H01M 10/6554: Rods or plates - H01M 10/6556: Solid parts with flow channel passages or pipes for heat exchange (closed pipes H01M10/6552) - H01M 10/6567: Liquids - H01M 10/658: by thermal insulation or shielding - H01M 50/249: specially adapted for aircraft or vehicles, e.g. cars or trains (constructional details of batteries specially adapted for electric vehicles B60L50/64) - H01M 50/262: with fastening means, e.g. locks - H01M 50/293: characterised by the material - H01M 50/593: Spacers; Insulating plates - Y02E 60/10: Energy storage using batteries - H01M: PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY - Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION ## Abstract This application discloses a battery module outer frame, a battery module and a battery pack. The battery module outer frame provided by this application includes a side plate and an end plate. The side plate extends along a first direction. The side plate includes a side plate body and a hanger. The side plate body and the hanger are integrally roll formed. The end plate extends along a second direction. The end plate and the side plate body are connected by laser welding. The first direction is perpendicular to the second direction. ## Claims ### Claim 1 A battery module outer frame, comprising: a side plate extending in a first direction, wherein the side plate comprises a side plate body and a hanger, and the side plate body and the hanger are integrally roll formed; and an end plate extending in a second direction, wherein the end plate is connected to the side plate body by laser welding, and the first direction is perpendicular to the second direction. ### Claim 2 (depends on 1) The battery module outer frame of claim 1, further comprising: a hot-pressed insulating film hot-pressed onto the side plate body. ### Claim 3 (depends on 1) The battery module outer frame of claim 1, wherein two side plates are provided at intervals in the second direction, two end plates are provided at intervals in the first direction, and the two side plates and the two end plates are jointly enclosed to form a mounting frame configured to fix a plurality of module bodies. ### Claim 4 (depends on 3) The battery module outer frame of claim 3, further comprising: a middle plate extending along the first direction, wherein the middle plate is configured to be sandwiched between adjacent two of the module bodies, and the middle plate is connected to the end plate by laser welding. ### Claim 5 (depends on 1) The battery module outer frame of claim 1, wherein the side plate is made of a 5-series aluminum alloy material, and the end plate is made of a 6-series aluminum alloy material. ### Claim 6 A battery module, wherein the battery module comprises a module body and a battery module outer frame, the module body is fixed in the battery module outer frame, and the battery module outer frame comprises: a side plate extending in a first direction, wherein the side plate comprises a side plate body and a hanger, and the side plate body and the hanger are integrally roll formed; and an end plate extending in a second direction, wherein the end plate is connected to the side plate body by laser welding, and the first direction is perpendicular to the second direction. ### Claim 7 (depends on 6) The battery module of claim 6, wherein the battery module outer frame further comprises: a hot-pressed insulating film hot-pressed onto the side plate body. ### Claim 8 (depends on 6) The battery module of claim 6, wherein two side plates are provided at intervals in the second direction, two end plates are provided at intervals in the first direction, the two side plates and the two end plates are jointly enclosed to form a mounting frame, and the module body is fixed in the mounting frame. ### Claim 9 (depends on 8) The battery module of claim 8, wherein the battery module outer frame further comprises: a middle plate extending along the first direction, wherein the middle plate is configured to be sandwiched between adjacent two of the module bodies, and the middle plate is connected to the end plate by laser welding. ### Claim 10 (depends on 6) The battery module of claim 6, further comprising: a thermally conductive structural adhesive, wherein a bottom of the module body is bonded to a liquid cooling plate through the thermally conductive structural adhesive. ### Claim 11 (depends on 10) The battery module of claim 10, wherein the battery module further comprises a limiting member disposed at a bottom of the side plate, and the limiting member is configured to limit a thickness of the thermally conductive structural adhesive. ### Claim 12 (depends on 11) The battery module of claim 11, wherein the limiting member is a foam, the foam is bonded to a bottom of the side plate, and a bottom of the foam is in contact with the liquid cooling plate. ### Claim 13 (depends on 6) The battery module of claim 6, further comprising: a connecting structural adhesive, wherein a side portion of the hanger is bonded to a cross beam of a box through the connecting structural adhesive. ### Claim 14 A battery pack, wherein the battery pack comprises a box and a battery module, the battery module is fixed in the box, the battery module comprises a module body and a battery module outer frame, the module body is fixed in the battery module outer frame, and the battery module outer frame comprises: a side plate extending in a first direction, wherein the side plate comprises a side plate body and a hanger, and the side plate body and the hanger are integrally roll formed; and an end plate extending in a second direction, wherein the end plate is connected to the side plate body by laser welding, and the first direction is perpendicular to the second direction. ### Claim 15 (depends on 14) The battery pack of claim 14, wherein the battery module outer frame further comprises: a hot-pressed insulating film hot-pressed onto the side plate body. ### Claim 16 (depends on 14) The battery pack of claim 14, wherein two side plates are provided at intervals in the second direction, two end plates are provided at intervals in the first direction, the two side plates and the two end plates are jointly enclosed to form a mounting frame, and the module body is fixed in the mounting frame. ### Claim 17 (depends on 16) The battery pack of claim 16, wherein the battery module outer frame further comprises: a middle plate extending along the first direction, wherein the middle plate is configured to be sandwiched between adjacent two of the module bodies, and the middle plate is connected to the end plate by laser welding. ### Claim 18 (depends on 14) The battery pack of claim 14, the battery module further comprises: a thermally conductive structural adhesive, wherein a bottom of the module body is bonded to a liquid cooling plate through the thermally conductive structural adhesive. ### Claim 19 (depends on 18) The battery pack of claim 18, wherein the battery module further comprises a limiting member disposed at a bottom of the side plate, and the limiting member is configured to limit a thickness of the thermally conductive structural adhesive. ### Claim 20 (depends on 19) The battery pack of claim 19, wherein the limiting member is a foam, the foam is bonded to a bottom of the side plate, and a bottom of the foam is in contact with the liquid cooling plate.