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WO2024244660A1 - Boîtier de batterie et dispositif électrique - Google Patents

Boîtier de batterie et dispositif électrique Download PDF

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Publication number
WO2024244660A1
WO2024244660A1 PCT/CN2024/084473 CN2024084473W WO2024244660A1 WO 2024244660 A1 WO2024244660 A1 WO 2024244660A1 CN 2024084473 W CN2024084473 W CN 2024084473W WO 2024244660 A1 WO2024244660 A1 WO 2024244660A1
Authority
WO
WIPO (PCT)
Prior art keywords
battery
beams
box
reinforcing
battery box
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
PCT/CN2024/084473
Other languages
English (en)
Chinese (zh)
Inventor
邱文聪
陈智伟
陈朝海
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eve Energy Co Ltd
Original Assignee
Eve Energy Co Ltd
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
Priority claimed from CN202321342433.6U external-priority patent/CN219717119U/zh
Priority claimed from CN202310624038.5A external-priority patent/CN116505168A/zh
Application filed by Eve Energy Co Ltd filed Critical Eve Energy Co Ltd
Publication of WO2024244660A1 publication Critical patent/WO2024244660A1/fr
Anticipated expiration legal-status Critical
Pending legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Definitions

  • the present application relates to the field of battery technology, and in particular to a battery box and electrical equipment.
  • power batteries are the energy center of electric vehicles, and battery boxes, as the energy distribution unit of power batteries, play an irreplaceable role in the entire vehicle. With the development of power battery technology, higher requirements are placed on the mechanical strength of battery boxes.
  • a reinforcing beam is usually added in the middle position of the box.
  • the reinforcing beam improves the impact resistance of the battery box, improves the mechanical properties of the box, and has a simple structure, light weight and high reliability.
  • the reinforcing beam in the relevant technology occupies a large space inside the battery box, and there is a problem of low space utilization.
  • the embodiments of the present application provide a battery box and an electrical device to solve or at least partially solve the deficiencies of the above-mentioned background technology.
  • an embodiment of the present application provides a battery box, comprising a box body and a plurality of battery modules located inside the box body;
  • the battery module comprises a plurality of battery cell groups, the plurality of battery cell groups are arranged at intervals along a first direction, the battery cell group comprises a plurality of battery cells, the plurality of battery cells are arranged at intervals along a second direction;
  • the box body includes a box body frame and a reinforcement module
  • the box body frame includes a bottom plate and multiple side beams
  • the multiple side beams are fixedly arranged on the edges of the bottom plate to form a accommodating cavity
  • the battery module and the reinforcement module are both arranged in the accommodating cavity
  • the reinforcement module includes multiple reinforcement beams
  • the multiple reinforcement beams are arranged at intervals along the first direction
  • the two ends of the reinforcement beams are respectively fixedly connected to the side beams
  • the battery cell group is arranged between adjacent reinforcement beams.
  • an embodiment of the present application provides an electrical device, wherein the electrical device includes the above-mentioned battery box.
  • the embodiment of the present application provides a battery box and an electrical device, the battery box comprising a box body and a plurality of battery modules located inside the box body; the battery module comprising a plurality of battery cell groups, the plurality of battery cell groups being spaced apart along a first direction, the battery cell group comprising a plurality of battery cells, the plurality of battery cells being spaced apart along a second direction; the box body comprising a box body frame and a reinforcement module, the box body frame comprising a bottom plate and a plurality of side beams, the plurality of side beams being fixedly arranged at the edge of the bottom plate to form a receiving cavity, the battery module and the reinforcement module being both arranged in the receiving cavity, the reinforcement module comprising a plurality of reinforcement beams, the plurality of reinforcement beams being spaced apart along the first direction, the two ends of the reinforcement beams being fixedly connected to the side beams respectively, and the battery cell groups being arranged between adjacent reinforcement beams.
  • the solution provided in the embodiment of the present application achieve
  • An embodiment of the present application provides an electrical device, the electrical device comprising the above-mentioned battery box, the battery box comprising a box body and a plurality of battery modules located inside the box body; the battery module comprising a plurality of battery cell groups, the plurality of battery cell groups being arranged at intervals along a first direction, the battery cell group comprising a plurality of battery cells, the plurality of battery cells being arranged at intervals along a second direction; the box body comprising a box body frame and a reinforcement module, the box body frame comprising a bottom plate and a plurality of side beams, the plurality of side beams being fixedly arranged at the edges of the bottom plate to form a receiving cavity, the battery module and the reinforcement module being both arranged in the receiving cavity, the reinforcement module comprising a plurality of reinforcement beams, the plurality of reinforcement beams being arranged at intervals along the first direction, the two ends of the reinforcement beams being respectively fixedly connected to the side beams, and the battery cell groups being arranged between adjacent reinforcement
  • FIG1 is a schematic diagram of the structure of a box provided in an embodiment of the present application.
  • FIG2 is an exploded view of a box provided in an embodiment of the present application.
  • FIG3 is a top view of a box provided in an embodiment of the present application.
  • FIG4 is a schematic diagram of the structure of a box frame provided in an embodiment of the present application.
  • FIG5 is a schematic diagram of the structure of a reinforcement module provided in an embodiment of the present application.
  • FIG6 is a schematic diagram of the structure of a support plate provided in an embodiment of the present application.
  • FIG7 is an enlarged schematic diagram of point A in FIG6 ;
  • FIG8 is a schematic diagram of the structure of a base plate provided in an embodiment of the present application.
  • FIG9 is a schematic diagram of the structure of a battery box provided in an embodiment of the present application.
  • Battery box 10. Box body; 11. Box body frame; 11A. Side beam; 11A1. First side beam; 11A2. Second side beam; 11B. Cross beam; 11C. Recess; 11C1. First recess; 11C2. Second recess; 11D. Two longitudinal beams; 11D1. First longitudinal beam; 11D2. Second longitudinal beam; 11E. Mounting point; 11E1. First mounting point; 11E2.
  • This embodiment provides a battery box and an electrical device.
  • the following are detailed descriptions. It should be noted that the description order of the following embodiments is not intended to limit the preferred order of the embodiments.
  • this embodiment provides a battery box 1 and an electrical device, wherein the battery box 1 includes a box body 10 and a plurality of battery modules 20 located inside the box body 10, wherein the battery module 20 includes a plurality of battery core groups 200, wherein the plurality of battery core groups 200 are arranged at intervals along a first direction X, and wherein the battery core group 200 includes a plurality of battery cores 21, wherein the plurality of battery cores 21 are arranged at intervals along a second direction Y; wherein the box body 10 includes a box body frame 11 and a reinforcement module 14, wherein the box body frame 11 includes a bottom plate 12 and a plurality of side beams 11A, wherein the plurality of side beams 11A are fixedly arranged at the edge of the bottom plate to form a receiving cavity 100, wherein the battery module and the reinforcement module 14 are both arranged in the receiving cavity 100, wherein the reinforcement module 14 includes a plurality of reinforcement beams 14A, wherein the plurality of reinforcement beams 14A
  • a reinforcing beam is usually added in the middle position of the box body.
  • the reinforcing beam improves the impact resistance of the battery box 1, improves the mechanical properties of the box body, and has a simple structure, light weight, and high reliability.
  • the reinforcing beam in the related art occupies a large internal space of the battery box 1, and there is a problem of low space utilization.
  • the box body of the present embodiment includes a reinforcing module 14, and the reinforcing module 14 includes a plurality of reinforcing beams 14A.
  • the plurality of reinforcing beams 14A are spaced apart along the first direction, and the two ends of the reinforcing beams 14A are respectively fixedly connected to the side beams 11A, and a battery cell group 200 is provided between adjacent reinforcing beams 14A, thereby achieving a high-strength design while meeting the hardness requirement of the battery box 1; and by arranging the reinforcing beams 14A between adjacent battery cell groups 200, the space utilization rate of the battery box 1 is increased.
  • Figure 1 is a structural schematic diagram of the box provided in the embodiment of the present application
  • Figure 2 is an exploded view of the box provided in the embodiment of the present application
  • Figure 3 is a top view of the box provided in the embodiment of the present application.
  • the battery box 1 includes a box body 10 and a plurality of battery modules 20 located inside the box body 10, the box body 10 includes a box body frame 11 and a reinforcement module 14, the box body frame 11 includes a bottom plate 12, a support plate 13 and a plurality of side beams 11A, the support plate 13 is located between the bottom plate 12 and the reinforcement module 14, wherein the support plate 13 is fixedly connected to the reinforcement module 14 and the bottom plate 12, respectively, and the plurality of side beams 11A are fixedly arranged on the edge of the bottom plate 12 to form a accommodating cavity 100, and the battery module 20 and the reinforcement module 14 are both arranged in the accommodating cavity 100.
  • the box frame 11 also includes a cross beam 11B, and multiple side beams 11A are connected in sequence to enclose a ring structure.
  • the two ends of the cross beam 11B are respectively abutted against the side beams 11A, so that the cross beam 11B and multiple side beams 11A form the accommodating cavity 100 for placing the battery module 20.
  • the battery module 20 and the reinforcement module 14 are both arranged in the accommodating cavity 100, and the reinforcement module 14 includes a plurality of reinforcement beams 14A, and the plurality of reinforcement beams 14A are arranged at intervals along the first direction X, and the two ends of the reinforcement beams 14A are respectively fixedly connected to the side beams 11A, and the battery cell group 200 is arranged between adjacent reinforcement beams 14A; further, in the present embodiment, the two battery cell groups 200 are located between adjacent reinforcement beams 14A, and the reinforcement beams 14A are in contact with the outer peripheral surfaces of the battery cells 21 on both sides thereof, and the reinforcement beams 14A are adapted to the outer peripheral surfaces of the battery cells 21.
  • the first direction is marked with X
  • the second direction is marked with Y
  • the first direction X and the second direction Y are arranged at a right angle.
  • the battery cell 21 is a cylindrical battery cell
  • the battery module 20 includes a plurality of cylindrical battery cells.
  • a plurality of cylindrical battery cells are arranged between adjacent reinforcing beams 14A, and the reinforcing beam 14A is a corrugated structure to match the outer circumferential surface of the cylindrical battery cell, wherein the thickness of the reinforcing beam 14A is greater than or equal to 1 mm and less than or equal to 4 mm.
  • the thickness of the reinforcing beam 14A is one of 1 mm, 2 mm, 3 mm or 4 mm.
  • the reinforcing beam 14A is arranged to abut against the outer peripheral surface of the battery cell 21 on both sides thereof, and the reinforcing beam 14A is adapted to the outer peripheral surface of the battery cell 21, thereby increasing the space utilization rate of the battery box 1 by adding the reinforcing beam 14A structure in the gap between the adjacent battery modules; and the reinforcing beam 14A is evenly distributed, which can effectively disperse the force and reduce stress concentration, thereby enhancing the strength of the battery box 1.
  • Figure 4 is a structural schematic diagram of the box frame provided in the embodiment of the present application
  • Figure 5 is a structural schematic diagram of the reinforcement module provided in the embodiment of the present application.
  • a plurality of recesses 11C are provided on a side of the side beam 11A close to the reinforcing beam 14A; a plug-in portion 14B is provided on a side of the reinforcing beam 14A close to the side beam 11A, one plug-in portion 14B is plug-in-arranged corresponding to one recess 11C, and the plug-in portion 14B is fixed to the recess 11C by welding; or a plurality of plug-in portions 14B are provided on a side of the side beam 11A close to the reinforcing beam 14A, a recess 11C is provided on a side of the reinforcing beam 14A close to the side beam 11A, one recess 11C is plug-in-arranged corresponding to one plug-in portion 14B, and the plug-in portion 14B is fixed to the recess 11C by welding.
  • the box frame 11 includes a first side beam 11A1 and a second side beam 11A2 that are relatively arranged, one end of the cross beam 11B is abutted against the first side beam 11A1, and the other end of the cross beam 11B is abutted against the second side beam 11A2, wherein the reinforcing beam 14A is located between the first side beam 11A1 and the second side beam 11A2, and the extension direction of the reinforcing beam 14A is parallel to the extension direction of the cross beam 11B.
  • a plurality of first recesses 11C1 are provided on a side of the first side beam 11A1 close to the reinforcing module 14, a plurality of second recesses 11C2 are provided on a side of the second side beam 11A2 close to the reinforcing module 14, one first recess 11C1 is provided corresponding to one second recess 11C2, the reinforcing beam 14A is located between the first recess 11C1 and the second recess 11C2, the reinforcing beam 14A includes a first plug-in portion 14B1 and a second plug-in portion 14B2, the reinforcing beam 14A is plug-in-arranged with the first plug-in portion 14B1 and the first recess 11C1, the reinforcing beam 14A is plug-in-arranged with the second plug-in portion 14B2 and the second recess 11C2, the first plug-in portion 14B1 and the first recess 11C1 are fixed by welding, and the second plug-in portion 14B2 and the second recess 11
  • the reinforcing beam 14A is inserted into and arranged by the first plug-in portion 14B1 and the first recess 11C1, and the reinforcing beam 14A is inserted into and arranged by the second plug-in portion 14B2 and the second recess 11C2, thereby improving the assembly efficiency when assembling the reinforcing beam 14A and further improving the production capacity of the battery box 1; at the same time, the first plug-in portion 14B1 and the first recess 11C1 are fixed by welding, and the second plug-in portion 14B2 and the second recess 11C2 are fixed by welding, and the first recess 11C1 and the second recess 11C2 are used to limit the reinforcing beam 14A, so that the reinforcing beam 14A can be prevented from moving when the battery box 1 is subjected to external impact, thereby improving the stability of the battery box 1.
  • the present embodiment does not impose any specific restrictions on the positions of the recesses 11C and the plug-in portions 14B.
  • the present embodiment only takes the example that a plurality of recesses 11C are provided on the side of the side beam 11A close to the reinforcing beam 14A, and a plug-in portion 14B is provided on the side of the reinforcing beam 14A close to the side beam 11A, to illustrate the technical solution of the present application.
  • the battery box 1 further includes two longitudinal beams 11D arranged opposite to each other along the second direction Y, the longitudinal beams 11D are located on the side of the side beam 11A away from the reinforcing beam 14A, and the longitudinal beam 11D is provided with a plurality of mounting points 11E arranged at intervals along the first direction X; the reinforcing beam 14A is located between the two longitudinal beams 11D, and the mounting points 11E correspond one-to-one to the reinforcing beams 14A; wherein the mounting points 11E are used to be connected to the mounting portion of the vehicle body so as to install the battery box 1 on the vehicle body.
  • the battery box 1 includes a first longitudinal beam 11D1 and a second longitudinal beam 11D2 which are relatively arranged along the second direction Y, the first longitudinal beam 11D1 is located on the side of the first side beam 11A1 away from the reinforcing beam 14A, the second longitudinal beam 11D2 is located on the side of the second side beam 11A2 away from the reinforcing beam 14A, the first longitudinal beam 11D1 is provided with a plurality of first mounting points 11E1 which are spaced apart along the first direction X, the second longitudinal beam 11D2 is provided with a plurality of second mounting points 11E2 which are spaced apart along the first direction X, and one first mounting point 11E1 is provided corresponding to one second mounting point 11E2; wherein the reinforcing beam 14A is located between the first longitudinal beam 11D1 and the second longitudinal beam 11D2, and the extending direction of the reinforcing beam 14A is consistent with the force transmission direction on the mounting point 11E, so as to enhance the load bearing capacity
  • first longitudinal beam 11D1 and the first side beam 11A1 can be integrally formed, and the second longitudinal beam 11D2 and the second side beam 11A2 can be integrally formed, thereby further enhancing the structural strength of the mounting point 11E and enhancing the structural stability of the entire battery box 1.
  • Figure 6 is a schematic diagram of the structure of the support plate provided in an embodiment of the present application
  • Figure 7 is an enlarged schematic diagram of point A in Figure 5
  • Figure 8 is a schematic diagram of the structure of the base plate provided in an embodiment of the present application.
  • a plurality of mounting grooves 13A are provided on the support plate 13 .
  • the mounting grooves 13A penetrate the support plate 13 , and the mounting grooves 13A are spaced apart from the reinforcing beams 14A.
  • One battery cell is correspondingly mounted on one mounting groove 13A.
  • a battery cell by setting a battery cell to be installed corresponding to one of the installation grooves 13A, a plurality of the battery cells can be installed simultaneously during assembly, thereby greatly improving the assembly efficiency of the battery module, ensuring assembly accuracy, and facilitating automation; wherein, structural adhesive can be used to fix the support plate 13 and the battery cell together, the connection is convenient and reliable, and the battery cell can be effectively prevented from loosening and falling off.
  • adjacent mounting grooves 13A are arranged side by side or staggered, and the shape of the mounting groove 13A includes but is not limited to any one or more combinations of rhombus, circle or regular hexagon, wherein when the mounting groove 13A is in the shape of rhombus, more and denser openings can be provided to minimize the Young's modulus of the support plate 13; when the mounting groove 13A is in the shape of circle, the stability of the circle can be utilized to relieve the stress when the support plate 13 is bent under force; when the mounting groove 13A is in the shape of a regular hexagon, similar to the shape of a honeycomb, when the support plate 13 is bent under force, the strength of the bending zone can be supplemented to avoid the support plate 13 from being broken or damaged.
  • the aperture sizes of the plurality of mounting grooves 13A are equal, and the adjacent mounting grooves 13A are staggered. It can be understood that the staggered mounting grooves 13A can reduce the bending stress of the support plate 13 when the corresponding support plate 13 is bent under force, thereby avoiding undesirable phenomena such as bending of the support plate 13 under force.
  • one of the support plate 13 and the reinforcing beam 14A is provided with a plurality of fixing holes 13B, and the other is provided with a plurality of protrusions 14C, one protrusion 14C is provided corresponding to one fixing hole 13B, and the protrusion 14C is snapped into the fixing hole 13B.
  • the support plate 13 includes a plurality of fixing holes 13B, and the fixing holes 13B penetrate the support plate 13; the side of the reinforcing beam 14A close to the support plate 13 includes a plurality of protrusions 14C, one protrusion 14C is arranged corresponding to one fixing hole 13B, the protrusion 14C is snapped into the fixing hole 13B, and the protrusion 14C is fixed to the support plate 13 by welding; preferably, the protrusion 14C of the reinforcing beam 14A is fixed to the support plate 13 by spot welding, wherein the welding point is located on the side of the support plate 13 close to the base plate 12.
  • a plurality of mounting grooves 13A are provided on the support plate 13, and the mounting grooves 13A will reduce the rigidity of the support plate 13.
  • the protrusion 14C of the reinforcing beam 14A is fixed to the support plate 13 by spot welding, thereby increasing the rigidity of the support plate 13 and further improving the stability of the battery box 1.
  • the fixing hole 13B is spaced apart from the mounting groove 13A, the aperture of the fixing hole 13B is smaller than the aperture of the mounting groove 13A, and a protrusion 14C is connected to a corresponding fixing hole 13B, the protrusion 14C passes through the fixing hole 13B, and the protrusion 14C is fixed to the support plate 13 by welding, and the welding point is located on the side of the support plate 13 away from the reinforcing beam 14A.
  • the support plate 13 includes a plurality of fixing holes 13B, and the side of the reinforcing beam 14A close to the support plate 13 includes a plurality of protrusions 14C, the protrusions 14C are clamped in the fixing holes 13B, and the protrusions 14C are fixed to the support plate 13 by welding to enhance the fixing strength between the reinforcing beam 14A and the support plate 13, thereby increasing the structural strength of the battery box 1; at the same time, when a collision occurs, the support plate 13 can provide a certain supporting force to each of the battery modules, effectively improving the installation stability of each of the battery modules, thereby further improving the protection effect of the battery box 1 on each of the battery modules.
  • the support plate 13 is provided with a plurality of openings 13C;
  • the bottom plate 12 is provided with a plurality of connecting holes 12A, and one connecting hole 12A is provided corresponding to one opening 13C;
  • the battery box 1 includes a plurality of fixing members 15, and one fixing member 15 corresponds to one opening 13C, and the fixing members 15 are sequentially passed through the openings 13C and the connecting holes 12A and are fixedly connected to the bottom plate 12; specifically, the fixing members 15 are threadedly connected to the bottom plate 12 through the openings 13C, and the support plate 13 is fixedly connected to the bottom plate 12 through the fixing members 15.
  • the opening 13C and the fixing hole 13B are spaced apart, the opening 13C and the mounting groove 13A are fixedly arranged, and the fixing member 15 includes but is not limited to a bolt; it can be understood that in this embodiment, the fixing member 15 is threadedly connected to the base plate 12 through the opening 13C, and the support plate 13 is fixedly connected to the base plate 12 through the fixing member 15, thereby improving the stability of the battery box 1 structure.
  • the battery box 1 also includes a liquid cooling module, which is arranged in the accommodating cavity 100.
  • the liquid cooling module includes a plurality of liquid cooling plates, and the plurality of liquid cooling plates are arranged at intervals along the first direction X.
  • the plurality of liquid cooling plates and the plurality of reinforcing beams 14A are alternately arranged along the first direction X, and a battery cell group is provided between adjacent liquid cooling plates and the reinforcing beams 14A, thereby facilitating heat dissipation of the battery module, improving the cooling effect of the battery box 1, and improving temperature uniformity.
  • This embodiment provides an electrical device, which includes the battery box described in any of the above embodiments.
  • the battery box includes a battery module, and the battery module is used as a power supply for electrical equipment. Therefore, the electrical equipment also has the advantages of the above-mentioned battery module, which helps to simplify the overall structure of the electrical equipment; wherein, the electrical equipment can be a car, an aircraft, a mechanical production equipment, etc.
  • An embodiment of the present application provides a battery box and electrical equipment, the battery box comprising a box body and a plurality of battery modules located inside the box body; the battery module comprising a plurality of battery cell groups, the plurality of battery cell groups being arranged at intervals along a first direction, the battery cell group comprising a plurality of battery cells, the plurality of battery cells being arranged at intervals along a second direction; the box body comprising a box frame and a reinforcement module, the box frame comprising a bottom plate and a plurality of side beams, the plurality of side beams being fixedly arranged at the edges of the bottom plate to form a accommodating cavity, the battery module and the reinforcement module being both arranged in the accommodating cavity, the reinforcement module comprising a plurality of reinforcement beams, the plurality of reinforcement beams being arranged at intervals along the first direction, the two ends of the reinforcement beams being fixedly connected to the side beams respectively, a battery cell group being arranged between adjacent reinforcement beams, the solution provided in the embodiment of the present application

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  • Battery Mounting, Suspending (AREA)

Abstract

La présente invention concerne un boîtier de batterie et un dispositif électrique. Le boîtier de batterie comprend un corps de boîtier, et un module de batterie situé dans le corps de boîtier, et le module de batterie comprend de multiples groupes de cellules de batterie. Le corps de boîtier comprend un cadre de corps de boîtier et un module de renforcement, le cadre de corps de boîtier comprenant une plaque inférieure et de multiples poutres latérales, et le module de renforcement comprenant de multiples poutres de renforcement. Les faisceaux de renforcement sont agencés à des intervalles le long d'une première direction, deux extrémités d'un faisceau de renforcement sont chacune reliées de manière fixe à un faisceau latéral, respectivement, et un groupe d'éléments de batterie est disposé entre des faisceaux de renforcement adjacents.
PCT/CN2024/084473 2023-05-29 2024-03-28 Boîtier de batterie et dispositif électrique Pending WO2024244660A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN202310624038.5 2023-05-29
CN202321342433.6 2023-05-29
CN202321342433.6U CN219717119U (zh) 2023-05-29 2023-05-29 一种电池箱及用电设备
CN202310624038.5A CN116505168A (zh) 2023-05-29 2023-05-29 一种电池箱及用电设备

Publications (1)

Publication Number Publication Date
WO2024244660A1 true WO2024244660A1 (fr) 2024-12-05

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Application Number Title Priority Date Filing Date
PCT/CN2024/084473 Pending WO2024244660A1 (fr) 2023-05-29 2024-03-28 Boîtier de batterie et dispositif électrique

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119764720A (zh) * 2024-12-31 2025-04-04 蜂巢能源科技股份有限公司 底板总成及电池包

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180050607A1 (en) * 2016-08-17 2018-02-22 Shape Corp. Battery support and protection structure for a vehicle
CN211828940U (zh) * 2020-04-30 2020-10-30 蜂巢能源科技有限公司 电池包和车辆
CN113937411A (zh) * 2021-09-30 2022-01-14 蜂巢能源科技有限公司 圆柱电池模组
CN114388958A (zh) * 2022-03-23 2022-04-22 宁德时代新能源科技股份有限公司 电池的箱体、电池及用电装置
CN114552115A (zh) * 2022-02-11 2022-05-27 湖北亿纬动力有限公司 一种电池模组及电动车辆
WO2022134055A1 (fr) * 2020-12-25 2022-06-30 宁德时代新能源科技股份有限公司 Corps de boîtier de batterie, batterie, dispositif électrique, et procédé et dispositif de fabrication de corps de boîtier
CN114747074A (zh) * 2020-05-19 2022-07-12 株式会社Lg新能源 电池模块、包括该电池模块的电池组和车辆
CN116505157A (zh) * 2023-05-29 2023-07-28 惠州亿纬锂能股份有限公司 一种电池包及用电设备
CN116505168A (zh) * 2023-05-29 2023-07-28 惠州亿纬锂能股份有限公司 一种电池箱及用电设备

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180050607A1 (en) * 2016-08-17 2018-02-22 Shape Corp. Battery support and protection structure for a vehicle
CN211828940U (zh) * 2020-04-30 2020-10-30 蜂巢能源科技有限公司 电池包和车辆
CN114747074A (zh) * 2020-05-19 2022-07-12 株式会社Lg新能源 电池模块、包括该电池模块的电池组和车辆
WO2022134055A1 (fr) * 2020-12-25 2022-06-30 宁德时代新能源科技股份有限公司 Corps de boîtier de batterie, batterie, dispositif électrique, et procédé et dispositif de fabrication de corps de boîtier
CN113937411A (zh) * 2021-09-30 2022-01-14 蜂巢能源科技有限公司 圆柱电池模组
CN114552115A (zh) * 2022-02-11 2022-05-27 湖北亿纬动力有限公司 一种电池模组及电动车辆
CN114388958A (zh) * 2022-03-23 2022-04-22 宁德时代新能源科技股份有限公司 电池的箱体、电池及用电装置
CN116505157A (zh) * 2023-05-29 2023-07-28 惠州亿纬锂能股份有限公司 一种电池包及用电设备
CN116505168A (zh) * 2023-05-29 2023-07-28 惠州亿纬锂能股份有限公司 一种电池箱及用电设备

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119764720A (zh) * 2024-12-31 2025-04-04 蜂巢能源科技股份有限公司 底板总成及电池包
CN119764720B (zh) * 2024-12-31 2025-09-23 蜂巢能源科技股份有限公司 底板总成及电池包

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