CN115836432A - Battery accommodating device, battery assembly component, battery module and battery pack - Google Patents

Battery accommodating device, battery assembly component, battery module and battery pack Download PDF

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Publication number
CN115836432A
CN115836432A CN202080101358.7A CN202080101358A CN115836432A CN 115836432 A CN115836432 A CN 115836432A CN 202080101358 A CN202080101358 A CN 202080101358A CN 115836432 A CN115836432 A CN 115836432A
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CN
China
Prior art keywords
plate
battery
shell
side plate
fixing piece
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
CN202080101358.7A
Other languages
Chinese (zh)
Inventor
袁兆鹏
于林
刘彬
占莉
潘福中
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.)
Zhejiang Geely Holding Group Co Ltd
Geely Automobile Research Institute Ningbo Co Ltd
Weirui Electric Automobile Technology Ningbo Co Ltd
Original Assignee
Zhejiang Geely Holding Group Co Ltd
Geely Automobile Research Institute Ningbo Co Ltd
Weirui Electric Automobile Technology Ningbo 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
Application filed by Zhejiang Geely Holding Group Co Ltd, Geely Automobile Research Institute Ningbo Co Ltd, Weirui Electric Automobile Technology Ningbo Co Ltd filed Critical Zhejiang Geely Holding Group Co Ltd
Publication of CN115836432A publication Critical patent/CN115836432A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/202—Casings or frames around the primary casing of a single cell or a single battery
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
    • 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

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

The application discloses a battery accommodating device, a battery assembly component, a battery module and a battery pack, wherein the battery accommodating device comprises a shell, a first side plate, a second side plate and at least one partition plate; the shell is provided with a first opening and a second opening, and a channel for communicating the first opening and the second opening is arranged in the shell; the first side plate is connected with the shell and used for sealing the first opening, and the second side plate is connected with the shell and used for sealing the second opening; the partition plate is arranged in the channel and used for dividing the channel into at least two cavities, and the cavities are used for accommodating the battery units; the shell comprises a cover plate and a base plate which are oppositely arranged, and a slide way is respectively arranged on one side surface of the cover plate and one side surface of the base plate, which are positioned in the channel; the cover plate and the base plate are oppositely arranged, and the partition plate is respectively connected with the cover plate and the base plate through the slide ways; fireproof insulating layers are sprayed on the cover plate and one side of the base plate close to the channel; the baffle, slide and the fire prevention insulating layer that this application set up have improved battery holding device's rigidity, reduce Z to the height.

Description

Battery holding device, battery assembly subassembly, battery module and battery package Technical Field
The application relates to the technical field of battery packs of electric vehicles, in particular to a battery accommodating device, a battery assembly component, a battery module and a battery pack.
Background
The battery pack is used as a core component of a new energy automobile, high electric quantity and high safety performance become the focus of future development, and in order to meet requirements of comfort of passengers and ground clearance, the battery pack of the pure electric automobile tends to be developed in the direction of reducing Z-direction size, so that the flat battery pack with a low structure becomes a trend of development of the pure electric automobile in the future;
because the battery pack of the pure electric vehicle is generally large in size, the battery pack is made into a low structure, so that the arrangement of internal modules is difficult, the rigidity of the whole pack is low, and the volume energy density of the whole pack is reduced;
at present, the centre module of battery package often fixes centre module on tray down through four angles, but when the module size is great, module global rigidity can be weaker, and the mounting point bulk strength that the module only passes through four angular positions this moment will be lower to tray intensity is higher under the big module needs, and the tray is usually can be done down than thick to improve intensity, and Z also can increase to the size like this, is unfavorable for the design of battery package flattening.
Disclosure of Invention
In order to solve the technical problem, the battery accommodating device disclosed in the application has the advantages that the partition plate structure arranged in the shell, and the slide way and the fireproof insulating layer which are arranged on the cover plate and the base plate are convenient to assemble, the rigidity of the battery accommodating device is improved, and the Z-direction height is reduced.
In order to achieve the above object, the present application provides a battery accommodating apparatus, including a housing, a first side plate, a second side plate, and at least one partition plate;
a first opening and a second opening are arranged on the shell, and a channel communicated with the first opening and the second opening is arranged in the shell;
the first side plate is connected with the shell and used for sealing the first opening, and the second side plate is connected with the shell and used for sealing the second opening;
the partition plate is arranged in the channel and used for dividing the channel into at least two cavities, and the cavities are used for accommodating battery units;
the shell comprises a cover plate and a base plate which are oppositely arranged, and slide ways are arranged on one side surfaces of the cover plate and the base plate in the channel;
the cover plate and the slide ways on the base plate are oppositely arranged, and the partition plate is respectively connected with the cover plate and the base plate through the slide ways;
and fireproof insulating layers are sprayed on one sides of the cover plate and the base plate, which are close to the channel.
In one embodiment, the housing further comprises a first end plate and a second end plate;
the cover plate, the first end plate, the base plate and the second end plate are sequentially connected to form the shell;
the cover plate and the base plate are arranged in parallel, and the first end plate and the second end plate are arranged oppositely.
In one embodiment, at least two first fixing pieces are arranged on the first end plate and the second end plate;
the first fixing piece on the first end plate is arranged on the outer side surface, far away from the inner wall of the channel, of the first end plate;
one end of the first fixing piece is fixedly connected with the first end plate, and the other end of the first fixing piece is a free end;
the first fixing piece on the second end plate is arranged on the outer side surface, far away from the inner wall of the channel, of the second end plate;
one end of the first fixing piece is fixedly connected with the second end plate, and the other end of the first fixing piece is a free end.
In one embodiment, the slide way on the cover plate is provided with a convex rib towards the direction far away from the base plate;
and convex ribs are formed on the slide way on the base plate in the direction away from the cover plate.
In one embodiment, a side of the first side plate and the second side plate away from the channel opening is provided with a second fixing piece;
one end of the second fixing piece on the first side plate is fixedly connected with the first side plate, and the other end of the second fixing piece on the first side plate is a free end;
one end of a second fixing piece on the second side plate is fixedly connected with the second side plate, and the other end of the second fixing piece is a free end.
The concrete advantages are that: the utility model discloses a battery holding device, through the baffle structure that sets up in the casing and the slide and the fire prevention insulating layer that set up on apron and base plate, not only convenient assembly has improved battery holding device's rigidity moreover, reduces Z to the height.
The present application further describes a battery mounting assembly comprising a tray and the battery receiving device of any of claims 1-5;
at least one accommodating groove is formed in the tray, and the shell is arranged in the accommodating groove;
the shell is fixedly connected with the side frame of the accommodating groove through the first side plate, the second side plate, the first end plate and the second end plate of the shell.
In one embodiment, the pallet comprises a base plate and a load-bearing frame, wherein the base plate and the load-bearing frame are fixedly connected;
the bottom plate is used as the groove bottom of the accommodating groove, and the bearing frame is used as the side frame of the accommodating groove to form the accommodating groove;
the shell is fixedly connected with the bearing frame through the first side plate, the second side plate, the first end plate and the second end plate of the shell.
In one embodiment, the load-bearing frame is provided with a first connecting part and a second connecting part;
the first end plate and the second end plate are connected with the first connecting portion, and the first side plate and the second side plate are connected with the second connecting portion.
In one embodiment, the first end plate is fixedly connected with the first connecting part through a free end of a first fixing piece on the first end plate;
the second end plate is fixedly connected with the first connecting part through the free end of the first fixing piece on the second end plate;
the first side plate is fixedly connected with the second connecting part through the free end of a second fixing piece on the first side plate;
the second side plate is fixedly connected with the second connecting part through the free end of a second fixing piece on the second side plate.
In one embodiment, the tray is further provided with a groove on an end thereof, the groove being adapted to receive an electrical unit.
The concrete advantages are that: the utility model discloses a battery assembling component, through forming the storage tank on the tray, and the side of the curb plate of adoption casing and the side of end plate and the side frame fixed connection of storage tank not only make the bottom surface of storage tank not atress, be convenient for integrate better other system component in the bottom surface, can also reduce battery assembling component's Z to the height, increase battery assembling component X to intensity.
The present application further describes a battery module comprising at least two battery cells and a battery receiving device according to any of claims 1-5;
the battery unit is disposed within the cavity of the housing.
In one embodiment, the battery cell includes a battery body and a thermally conductive structure located on a side of the battery body adjacent to the substrate;
the battery main body is provided with a tab and at least two fireproof heat insulation pads;
the tab is arranged at the end part of the battery main body;
the fireproof heat insulation pad is arranged on the side surface of the battery main body adjacent to the lug; the two fireproof heat-insulation cushions are oppositely arranged;
when the battery unit is arranged in the containing cavity, the fireproof heat insulation pad is positioned at one side close to the partition board, and the lug is positioned at one side close to the first side board.
The present application further describes a battery pack comprising a battery cell and the battery mounting assembly of any of claims 6-9;
the battery unit is arranged in the cavity of the shell;
the shell is arranged in the accommodating groove of the tray and fixedly connected with the side frame of the accommodating groove through the first side plate, the second side plate, the first end plate and the second end plate of the shell.
In one embodiment, the tray is further provided with a third connecting part, and the third connecting part is used for being connected with a vehicle body.
In one embodiment, a liquid cooling system is integrated on the bottom plate of the tray and used for dissipating heat of the battery module.
The concrete advantages are that: the utility model discloses a battery package, when the assembly, can reduce the Z of battery package to the height, increase the X intensity of battery package to.
Drawings
In order to more clearly illustrate the technical solutions and advantages of the embodiments of the present application or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic perspective view of a battery accommodating device;
FIG. 2 is an enlarged schematic view of the chute configuration of FIG. 1;
fig. 3 is an exploded view of the battery container;
FIG. 4 is a schematic view of a battery mounting assembly;
FIG. 5 is a schematic view of a disassembled structure of the battery mounting assembly;
FIG. 6 is a schematic structural view of a tray;
FIG. 7 is a schematic diagram of a battery cell;
fig. 8 is a schematic structural view of a battery module;
wherein the reference numerals in the figures correspond to: 1-cover plate, 2-base plate, 3-first end plate, 301-first fixing piece, 4-first side plate, 401-second fixing piece, 5-partition plate, 6-shell, 601-channel, 602-containing cavity, 7-slideway, 701-convex rib, 8-battery unit, 801-battery main body, 802-heat conducting structure, 803-tab, 804-fireproof heat insulation pad, 9-tray, 901-containing groove, 902-bottom plate, 903-bearing frame, 904-first connecting part, 905-second connecting part, 906-third connecting part, 907-groove, 10-second end plate, 11-second side plate, 12-battery containing device and 13-electric unit.
Detailed Description
To make the objects, technical solutions and advantages of the present application more clear, the present application will be further described in detail with reference to the accompanying drawings.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. The terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions. In different embodiment variants, identical components have the same reference numerals.
Fig. 1 is a schematic perspective view of a battery container disclosed in the present application, the battery container includes a housing 6, a first side plate 4, a second side plate 11, and at least one partition plate 5;
a first opening and a second opening are arranged on the shell 6, and a channel 601 communicating the first opening and the second opening is arranged in the shell 6;
the first side plate 4 is connected with the housing 6 for sealing the first opening, and the second side plate 11 is connected with the housing 6 for sealing the second opening;
the partition plate 5 is disposed in the channel 601, and is used for dividing the channel 601 into at least two cavities 602, where the cavities 602 are used for accommodating battery units 8;
the shell 6 comprises a cover plate 1 and a base plate 2 which are oppositely arranged, and a slide way 7 is arranged on one side surface of each of the cover plate 1 and the base plate 2 which are positioned in the channel 601;
the cover plate 1 and the slide ways 7 on the base plate 2 are oppositely arranged, and the partition plate 5 is respectively connected with the cover plate 1 and the base plate 2 through the slide ways 7;
fireproof insulating layers are sprayed on one sides, close to the channel 601, of the cover plate 1 and one sides, close to the channel 2, of the base plate 2; this application is through 5 structures of baffle and the slide 7 and the fire prevention insulating layer that set up on apron 1 and base plate 2 that set up in casing 6, not only convenient assembly has improved battery container's rigidity moreover, reduces Z to the height.
Specifically, the first side plate 4 and the second side plate 11 have the same structure;
specifically, the partition board 5 enters the channel 601 along the slide way 7; preferably, the partition board 5 is fixedly connected to the cover board 1 and the base board 2, respectively.
Preferably, the fireproof insulating layer is a sprayed fireproof insulating paint layer; the problem that the Z-direction height of the battery accommodating device is increased due to the arrangement of the insulating plate is avoided.
As shown in fig. 1 and 3, the housing 6 further includes a first end plate 3 and a second end plate 10;
the cover plate 1, the first end plate 3, the base plate 2 and the second end plate 10 are sequentially connected to form the shell 6;
the cover plate 1 and the base plate 2 are arranged in parallel, and the first end plate 3 and the second end plate 10 are arranged oppositely.
Specifically, the first end plate 3 and the second end plate 10 are identical in structure.
As shown in fig. 1 and 3, at least two first fixing members 301 are disposed on the first end plate 3 and the second end plate 10;
the first fixing piece 301 on the first end plate 3 is arranged on the outer side surface of the first end plate 3 away from the inner wall of the channel 601;
one end of the first fixing member 301 is fixedly connected with the first end plate 3, and the other end is a free end;
the first fixing piece 301 on the second end plate 10 is arranged on the outer side surface of the second end plate 10 away from the inner wall of the channel 601;
one end of the first fixing member 301 is fixedly connected to the second end plate 10, and the other end is a free end.
Specifically, the first fixing member 301 is disposed on a side surface of the first end plate 3 or the second end plate 10, and has a certain distance from an end frame of the first end plate 3 or the second end plate 10;
preferably, three first fixing pieces 301 may be provided, and a through hole is formed in a free end of each first fixing piece 301, and is used for connecting with the first connecting portion 904 on the tray 9;
preferably, the through-hole may be a screw hole.
As shown in fig. 2, a rib 701 is formed on the slide way 7 of the cover plate 1 in a direction away from the base plate 2;
a convex rib 701 is formed on the slide way 7 on the base plate 2 in the direction away from the cover plate 1; the convex rib 701 arranged in the application can increase the overall rigidity of the battery accommodating device.
As shown in fig. 1 and fig. 3, a second fixing member 401 is disposed on a side of the first side plate 4 and the second side plate 11 away from the opening of the channel 601;
one end of the second fixing part 401 on the first side plate 4 is fixedly connected with the first side plate 4, and the other end is a free end;
one end of the second fixing member 401 on the second side plate 11 is fixedly connected with the second side plate 11, and the other end is a free end.
Specifically, the second fixing member 401 is disposed on a side surface of the first side plate 4 or the second side plate 11, and has a certain distance from end frames of the first side plate 4 and the second side plate 11.
Specifically, a plurality of connecting holes are formed in the free end of the second fixing member 401, and the connecting holes are used for connecting with a second connecting portion 905 on the tray 9;
preferably, the coupling hole may be a screw hole.
In the battery accommodating device, when the battery accommodating device is assembled, the cover plate 1, the first end plate 3, the base plate 2 and the second end plate 10 are welded and fixed together in sequence to form the shell 6; pushing the partition board 5 into a channel 601 of the shell 6 along the slide ways 7 arranged on the cover plate 1 and the base plate 2, dividing the channel 601 into containing cavities 602, and welding along the positions of the convex ribs 701 of the slide ways 7, so that the partition board 5 is respectively fixed with the cover plate 1 and the base plate 2; spraying fireproof insulating paint layers on the cover plate 1 and the base plate 2 along the channel 601 and drying; so as to push the battery unit into the cavity 602, and finally, the first side plate 4 and the second side plate 11 are used to seal the first opening and the second opening of the housing 6.
Fig. 4 is a schematic structural diagram of a battery assembly disclosed in the present application, where the battery assembly includes a tray 9 and the battery accommodating device 12;
at least one accommodating groove 901 is formed on the tray 9, and the shell 6 is arranged in the accommodating groove 901;
the housing 6 is fixedly connected with the side frame of the accommodating groove 901 through the first side plate 4, the second side plate 11, the first end plate 3 and the second end plate 10 of the housing 6.
As shown in fig. 5 and 6, the tray 9 comprises a bottom plate 902 and a bearing frame 903, wherein the bottom plate 902 is fixedly connected with the bearing frame 903;
the bottom plate 902 is used as the bottom of the containing groove 901, and the bearing frame 903 is used as the side frame of the containing groove 901 to form the containing groove 901;
the shell 6 is fixedly connected with the bearing frame 903 through the first side plate 4, the second side plate 11, and the first end plate 3 and the second end plate 10 of the shell 6; the design of the present application allows the weight of the battery receptacle 12 to be primarily on the load bearing frame 903, with the bottom plate 902 primarily serving as a structural seal and not as a load bearing.
Preferably, the base plate 902 is welded or adhesively attached to the load frame 903.
Specifically, a first connecting portion 904 and a second connecting portion 905 are arranged on the bearing frame 903;
the first end plate 3 and the second end plate 10 are both connected to the first connecting portion 904, and the first side plate 4 and the second side plate 11 are both connected to the second connecting portion 905.
Specifically, the first end plate 3 is fixedly connected to the first connecting portion 904 through a free end of a first fixing member 301 on the first end plate 3;
the second end plate 10 is fixedly connected with the first connecting part 904 through the free end of the first fixing piece 301 on the second end plate 10;
the first side plate 4 is fixedly connected with the second connecting part 905 through the free end of the second fixing part 401 on the first side plate 4;
the second side plate 11 is fixedly connected to the second connecting portion 905 through a free end of a second fixing member 401 on the second side plate 11.
Preferably, the first connecting portion 904 is provided with connecting holes which are matched with the through holes on the free end of the first end plate 3 and the free end of the second end plate 10; the first end plate 3 and the second end plate 10 are connected with the first connecting part 904 through bolts;
preferably, the second connecting portion 905 is provided with a hole matched with a connecting hole provided on the free end of the first side plate 4 and the free end of the second side plate 11; the first side plate 4 and the second side plate 11 are connected to the second connecting portion 905 by bolts.
Specifically, a groove 907 is further provided on an end of the tray 9, and the groove 907 is used for accommodating the electrical unit 13.
Preferably, the recess 907 is formed by the load bearing support 903 and the base plate 902.
The utility model discloses a battery assembling component, through forming the storage tank on the tray, and the side of the curb plate of adoption casing and the side of end plate and the side frame fixed connection of storage tank not only make the bottom surface of storage tank not atress, be convenient for integrate better other system component in the bottom surface, can also reduce battery assembling component's Z to the height, increase battery assembling component X to intensity.
Fig. 8 is a schematic structural diagram of a battery module disclosed in the present application, where the battery module includes at least two battery units 8 and the battery accommodating device 12;
the battery unit 8 is disposed in the cavity 602 of the housing 6.
As shown in fig. 7, the battery unit 8 includes a battery main body 801 and a heat conducting structure 802, wherein the heat conducting structure 802 is located on one side of the battery main body 801 close to the substrate 2;
the battery body 801 is provided with a tab 803 and at least two fireproof heat insulation pads 804;
the tab 803 is arranged at the end of the battery body 801;
the fireproof heat insulation pad 804 is arranged on the side surface of the battery main body 801 adjacent to the tab 803; the two fireproof heat insulation pads 804 are oppositely arranged;
when the battery unit 8 is placed in the cavity 602, the fireproof heat insulation pad 804 is located at a side close to the separator 5, and the tab 803 is located at a side close to the first side plate 4.
The application also discloses a battery pack, and particularly, as can be seen from fig. 4, the battery pack comprises at least two battery units 8 and the battery assembly component;
the battery unit 8 is arranged in the cavity 602 of the shell 6;
the housing 6 is disposed in the accommodating groove 901 of the tray 9, and the housing 6 is fixedly connected to a side frame of the accommodating groove 901 through the first side plate 4, the second side plate 11, the first end plate 3, and the second end plate 10 of the housing 6.
As shown in fig. 4 and 5, the tray 9 is further provided with a third connecting portion 906, and the third connecting portion 906 is used for connecting with a vehicle body.
Specifically, a liquid cooling system is integrated on the bottom plate 902 of the tray 9, and is used for dissipating heat of the battery module; this design of this application makes the weight of battery container 12 mainly on bearing frame 903, and bottom plate 902 mainly plays the sealed effect of structure and does not play the effect of bearing, consequently, when the battery unit has the cooling demand, can be at the integrated liquid cooling system of bottom plate 902 for battery module cooling heat dissipation.
The utility model discloses a battery package, when the assembly, can reduce the Z of battery package to the height, increase the intensity of battery package X to.
While the invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not to be limited to the disclosed embodiment, but on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Claims (15)

  1. A battery holding device is characterized in that: comprises a shell (6), a first side plate (4), a second side plate (11) and at least one clapboard (5);
    a first opening and a second opening are arranged on the shell (6), and a channel (601) for communicating the first opening with the second opening is arranged in the shell (6);
    the first side plate (4) is connected with the shell (6) and used for sealing the first opening, and the second side plate (11) is connected with the shell (6) and used for sealing the second opening;
    the partition plate (5) is arranged in the channel (601) and is used for dividing the channel (601) into at least two cavities (602), and the cavities (602) are used for accommodating battery units (8);
    the shell (6) comprises a cover plate (1) and a base plate (2) which are oppositely arranged, and a slide way (7) is arranged on one side surface of the cover plate (1) and one side surface of the base plate (2) which are positioned in the channel (601);
    the cover plate (1) and the slide ways (7) on the base plate (2) are arranged oppositely, and the partition plate (5) is respectively connected with the cover plate (1) and the base plate (2) through the slide ways (7);
    and fireproof insulating layers are sprayed on one sides of the cover plate (1) and the base plate (2) close to the channel (601).
  2. The battery housing apparatus of claim 1, wherein: the housing (6) further comprises a first end plate (3) and a second end plate (10);
    the cover plate (1), the first end plate (3), the base plate (2) and the second end plate (10) are sequentially connected to form the shell (6);
    the cover plate (1) and the base plate (2) are arranged in parallel, and the first end plate (3) and the second end plate are arranged oppositely.
  3. The battery housing apparatus of claim 2, wherein: at least two first fixing pieces (301) are arranged on the first end plate (3) and the second end plate (10);
    the first fixing piece (301) on the first end plate (3) is arranged on the outer side surface of the first end plate (3) far away from the inner wall of the channel (601);
    one end of the first fixing piece (301) is fixedly connected with the first end plate (3), and the other end of the first fixing piece is a free end;
    the first fixing piece (301) on the second end plate (10) is arranged on the outer side face, far away from the inner wall of the channel (601), of the second end plate (10);
    one end of the first fixing piece (301) is fixedly connected with the second end plate (10), and the other end of the first fixing piece is a free end.
  4. The battery housing apparatus of claim 1, wherein: a convex rib (701) is formed on the slide way (7) on the cover plate (1) in the direction far away from the base plate (2);
    and a convex rib (701) is formed on the slide way (7) on the base plate (2) towards the direction far away from the cover plate (1).
  5. The battery housing apparatus of claim 1, wherein: a second fixing piece (401) is arranged on one side face, away from the opening of the channel (601), of the first side plate (4) and the second side plate (11);
    one end of the second fixing piece (401) on the first side plate (4) is fixedly connected with the first side plate (4), and the other end of the second fixing piece is a free end;
    one end of a second fixing piece (401) on the second side plate (11) is fixedly connected with the second side plate (11), and the other end of the second fixing piece is a free end.
  6. A battery mounting assembly, characterized by: comprising a tray (9) and a battery housing according to any one of claims 1-5;
    at least one accommodating groove (901) is formed in the tray (9), and the shell (6) is arranged in the accommodating groove (901);
    the shell (6) is fixedly connected with the side frame of the accommodating groove (901) through the first side plate (4), the second side plate (11), the first end plate (3) and the second end plate (10) of the shell (6).
  7. The battery mounting assembly of claim 6, wherein: the tray (9) comprises a bottom plate (902) and a bearing frame (903), and the bottom plate (902) is fixedly connected with the bearing frame (903);
    the bottom plate (902) is used as the bottom of the accommodating groove (901), and the bearing frame (903) is used as the side frame of the accommodating groove (901) to form the accommodating groove (901);
    the shell (6) is fixedly connected with the bearing frame (903) through the first side plate (4), the second side plate (11), the first end plate (3) and the second end plate (10) of the shell (6).
  8. The battery mounting assembly of claim 7, wherein: a first connecting part (904) and a second connecting part (905) are arranged on the bearing frame (903);
    the first end plate (3) and the second end plate (10) are connected with the first connecting portion (904), and the first side plate (4) and the second side plate (11) are connected with the second connecting portion (905).
  9. The battery mounting assembly of claim 8, wherein:
    the first end plate (3) is fixedly connected with the first connecting part (904) through the free end of a first fixing piece (301) on the first end plate (3);
    the second end plate (10) is fixedly connected with the first connecting part (904) through the free end of the first fixing piece (301) on the second end plate (10);
    the first side plate (4) is fixedly connected with the second connecting part (905) through the free end of a second fixing piece (401) on the first side plate (4);
    the second side plate (11) is fixedly connected with the second connecting part (905) through the free end of a second fixing piece (401) on the second side plate (11).
  10. The battery mounting assembly of claim 6, wherein: a groove (907) is further formed in the end portion of the tray (9), and the groove (907) is used for containing the electric unit (13).
  11. A battery module, its characterized in that: comprising at least two battery cells (8) and a battery housing arrangement (12) according to any one of claims 1 to 5;
    the battery unit (8) is arranged in the accommodating cavity (602) of the shell (6).
  12. The battery module according to claim 11, wherein: the battery unit (8) comprises a battery main body (801) and a heat conduction structure (802), wherein the heat conduction structure (802) is positioned on one side of the battery main body (801) close to the substrate (2);
    the battery main body (801) is provided with a tab (803) and at least two fireproof heat-insulating pads (804);
    the tab (803) is arranged at the end of the battery main body (801);
    the fireproof heat insulation pad (804) is arranged on the side surface of the battery main body (801) adjacent to the lug (803); the two fireproof heat insulation pads (804) are arranged oppositely;
    when the battery unit (8) is arranged in the accommodating cavity (602), the fireproof heat insulation pad (804) is positioned at one side close to the separator (5), and the tab (803) is positioned at one side close to the first side plate (4).
  13. A battery pack, comprising: comprising at least two battery cells (8) and a battery mounting assembly according to any of claims 6-10;
    the battery unit (8) is arranged in the cavity (602) of the shell (6);
    the shell (6) is arranged in the accommodating groove (901) of the tray (9), and the shell (6) is fixedly connected with the side frame of the accommodating groove (901) through the first side plate (4), the second side plate (11), the first end plate (3) and the second end plate (10) of the shell (6).
  14. The battery pack according to claim 13, wherein: and a third connecting part (906) is further arranged on the tray (9), and the third connecting part (906) is used for being connected with a vehicle body.
  15. The battery pack according to claim 13, wherein: a liquid cooling system is integrated on a bottom plate (902) of the tray (9) and used for dissipating heat of the battery module.
CN202080101358.7A 2020-07-28 2020-07-28 Battery accommodating device, battery assembly component, battery module and battery pack Pending CN115836432A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/105170 WO2022021064A1 (en) 2020-07-28 2020-07-28 Battery accommodating apparatus, battery assembly component, battery module and battery pack

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Publication Number Publication Date
CN115836432A true CN115836432A (en) 2023-03-21

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WO (1) WO2022021064A1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024068993A1 (en) * 2022-09-30 2024-04-04 Autotech Engineering S.L. Battery unit and methods
CN116722285B (en) * 2023-08-09 2023-10-20 中碳海巢(北京)新能源科技有限公司 Battery module

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4317497A (en) * 1980-07-28 1982-03-02 General Motors Corporation Battery tray for electric vehicle
CN201804930U (en) * 2010-08-24 2011-04-20 扬州飞驰动力科技有限公司 Battery box for electric automobile
JP5672461B2 (en) * 2013-02-15 2015-02-18 三菱自動車工業株式会社 Battery pack for vehicles
KR102036085B1 (en) * 2016-12-23 2019-10-24 에스케이이노베이션 주식회사 Secondary battery module
KR102065105B1 (en) * 2017-04-14 2020-01-10 주식회사 엘지화학 Drawer type battery pack
CN207265142U (en) * 2017-10-26 2018-04-20 宁德时代新能源科技股份有限公司 A kind of battery modules

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