CN113690524A - Improve H type cross-section battery case of thermal diffusivity and include its lithium cell - Google Patents
Improve H type cross-section battery case of thermal diffusivity and include its lithium cell Download PDFInfo
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- CN113690524A CN113690524A CN202110954396.3A CN202110954396A CN113690524A CN 113690524 A CN113690524 A CN 113690524A CN 202110954396 A CN202110954396 A CN 202110954396A CN 113690524 A CN113690524 A CN 113690524A
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- lithium battery
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 32
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 230000017525 heat dissipation Effects 0.000 claims abstract description 34
- 238000005192 partition Methods 0.000 claims description 20
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 230000002708 enhancing effect Effects 0.000 claims description 2
- 241000463219 Epitheca Species 0.000 claims 3
- 238000004146 energy storage Methods 0.000 abstract description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 8
- 229910001416 lithium ion Inorganic materials 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 230000007547 defect Effects 0.000 description 3
- 238000013021 overheating Methods 0.000 description 2
- 208000019901 Anxiety disease Diseases 0.000 description 1
- 230000036506 anxiety Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- -1 further Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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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
- H01M50/258—Modular batteries; Casings provided with means for assembling
-
- 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
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
-
- 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
-
- 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
- H01M50/289—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
-
- 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
- H01M50/298—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the wiring of battery packs
-
- 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)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention provides an H-shaped section battery shell with improved heat dissipation and a lithium battery comprising the same. In the invention, the shell becomes a heat dissipation channel, so that the middle shell is divided into the first cavity and the second cavity, the mutual influence of components in the cavities is reduced, and the requirement of high current of an energy storage product is met.
Description
Technical Field
The invention belongs to the technical field of battery structures, relates to a battery shell, and particularly relates to an H-shaped section battery shell capable of improving heat dissipation and a lithium battery comprising the same.
Background
The appearance of energy storage products of lithium ion batteries greatly relieves the power utilization anxiety of people, the lithium ion batteries are used as a new generation of high-efficiency green energy, and have the advantages of high energy density, large working voltage, no memory and the like, so that the lithium ion batteries are widely applied to various industries, but the demand is endless, along with the mass use of electronic products, the demand of people on power utilization is sharply increased, and the market urgently needs energy storage products with large current. However, the lithium ion battery continuously generates a large amount of heat during charging and discharging, and under the condition that heat cannot be sufficiently dissipated, local overheating inside the battery is easily caused, so that the performance and the service life of the battery are affected. Currently, many solutions have been proposed to the heat dissipation problem of batteries.
CN 210272434U discloses a power battery shell structure, including the shell body, the inside of shell body is provided with the heat-conducting plate, and the shell body separates into a plurality of holding chambeies through the heat-conducting plate, and the heat-conducting plate surface is provided with heat conduction insulating layer. The utility model discloses a structure need not to carry out the trompil to the shell body, has effectively guaranteed the structural strength of shell body, prevents that the shell body from taking place to warp because long-term work, has improved battery case body's life.
CN 212571229U discloses a battery pack structure with a heat dissipation element combined with a plastic casing for heat dissipation, wherein a battery module of the battery pack is disposed in an insulated battery casing, the heat dissipation element is a heat dissipation fin embedded in the bottom surface of the battery casing, the bottom surface fin of the heat dissipation fin is exposed out of the bottom surface of the battery casing, and the battery module is connected with the top surface of the heat dissipation fin through a heat conduction structure in the battery casing.
CN 203839420U discloses a lithium ion battery shell structure, it is including the casing that is the cuboid, the upper portion of casing is the apron, the wall thickness is 0.18mm ~ 0.2mm around the casing, the left and right sides wall thickness of casing is 0.3mm ~ 0.38mm, the bottom wall thickness of casing is 0.5mm ~ 0.6mm, apron thickness is 0.8mm ~ 1.0mm, the utility model discloses a structural design can enlarge the lithium ion battery inner space volume, improves battery capacity.
The above prior art still has the defects that firstly, because the lithium ion battery needs to conduct heat for heat dissipation, and the lithium ion battery is usually in a static state during charging, the battery cannot realize effective heat dissipation during charging, and local overheating is easily caused to reduce the service life of the battery. Secondly, the current lithium cell product adopts the conventional stacked structure from bottom to top mostly, this kind of structure shell mainly divide into, two inferior valve, the mode of piling up is installed on the inferior valve for lithium battery PACK, BMS battery management system is placed on lithium battery PACK through a structure to dispel the heat through the radiator, this kind of traditional stacked structure BMS battery management system heat dissipation can only form the inner loop, the heat can't effectively transmit the outside, so this kind of structure piles up has inevitable defect when dealing with the heavy current demand. Therefore, there is a need to provide an improved design to meet the needs of practical production life, so that the structure of the battery case can perform effective heat dissipation.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide an H-shaped section battery shell with improved heat dissipation performance and a lithium battery comprising the same, so that the shell becomes a heat dissipation channel, a middle shell is divided into a first cavity and a second cavity, the mutual influence of components in the cavities is reduced, and the requirement of high current of an energy storage product is met.
In order to achieve the purpose, the invention adopts the following technical scheme:
in a first aspect, the invention provides an H-shaped cross-section battery shell with improved heat dissipation, which comprises an upper shell, a middle shell and a lower shell, wherein the upper shell, the middle shell and the lower shell are sequentially butted from top to bottom, a transversely fixed cavity partition plate is arranged in the middle shell, a first cavity is formed between the upper shell and the cavity partition plate, and a second cavity is formed between the cavity partition plate and the lower shell.
In the invention, the shell becomes a heat dissipation channel, so that the middle shell is divided into the first cavity and the second cavity, the mutual influence of components in the cavities is reduced, and the requirement of high current of an energy storage product is met.
As a preferred technical solution of the present invention, the middle shell is divided into two sections by a cavity partition, and the two sections are respectively marked as a first middle shell section and a second middle shell section.
As a preferable technical scheme of the invention, the height ratio of the first middle shell section to the second middle shell section is (0.2-0.5): 1, for example, may be 0.2: 1. 0.3: 1. 0.4: 1. 0.5: 1, but not limited to the recited values, and other unrecited values within the range are equally applicable.
In a preferred embodiment of the present invention, the thickness of the upper shell is 1 to 4mm, and may be, for example, 1.0mm, 1.4mm, 1.6mm, 1.8mm, 2.0mm, 2.2mm, 2.4mm, 2.6mm, 2.8mm, 3.0mm, 3.2mm, 3.4mm, 3.6mm, 3.8mm, or 4.0mm, but the upper shell is not limited to the above-mentioned values, and other values not listed in the above-mentioned range of values are also applicable.
Preferably, the thickness of the middle shell is 1 to 4mm, and may be, for example, 1.0mm, 1.4mm, 1.6mm, 1.8mm, 2.0mm, 2.2mm, 2.4mm, 2.6mm, 2.8mm, 3.0mm, 3.2mm, 3.4mm, 3.6mm, 3.8mm, 4.0mm, but is not limited to the values listed, and other values not listed in the range of values are also applicable.
Preferably, the thickness of the lower case is 1 to 4mm, and may be, for example, 1.0mm, 1.4mm, 1.6mm, 1.8mm, 2.0mm, 2.2mm, 2.4mm, 2.6mm, 2.8mm, 3.0mm, 3.2mm, 3.4mm, 3.6mm, 3.8mm, 4.0mm, but is not limited to the enumerated values, and other non-enumerated values within the numerical range are also applicable.
Preferably, the thickness of the chamber partition is 1 to 10mm, and may be, for example, 1.0mm, 2.0mm, 3.0mm, 4.0mm, 5.0mm, 6.0mm, 7.0mm, 8.0mm, 9.0mm, 10.0mm, but is not limited to the values listed, and other values not listed in the range of values are also applicable.
As a preferable technical scheme of the invention, the middle shell and the cavity partition plate are made of metal materials.
Preferably, the metal material is aluminum.
Preferably, the upper shell and the lower shell are made of plastic.
It should be noted that the material of the casing is not specifically required or limited, and the casing in the present invention functions to form a heat dissipation channel to improve the heat dissipation of the battery, so it can be understood that other materials capable of achieving such functions can be used in the present invention, and those skilled in the art can adaptively adjust the material of the casing according to the use scenario and the test condition.
As a preferable technical scheme of the invention, the upper shell and the middle shell are detachably connected.
Preferably, the middle shell is detachably connected with the lower shell.
Preferably, the detachable connection is a screw connection.
It should be noted that, the connection mode of the present invention is not specifically required or limited, but is implemented in a detachable manner between the upper shell and the middle shell and between the middle shell and the lower shell, so it can be understood that other connection modes capable of implementing such functions can be used in the present invention, and those skilled in the art can adaptively adjust the connection mode according to the use scenario and the test condition.
In a second aspect, the present invention provides a lithium battery comprising the heat dissipation enhancing H-section battery case of the first aspect.
As a preferable technical solution of the present invention, a BMS battery management system is disposed in the first cavity.
It should be noted that, the size and material of the BMS management system are not specifically required or limited in the present invention, and the present invention is to separate the BMS battery management system from the lithium battery PACK, so it can be understood that other BMS battery management systems capable of implementing such functions can be used in the present invention, and those skilled in the art can adaptively adjust the size and material of the BMS battery management system according to the usage scenario and the test condition.
As a preferable technical solution of the present invention, a lithium battery PACK is disposed in the second cavity.
It should be noted that, the size and material of the lithium battery PACK are not specifically required or limited in the present invention, and the present invention is to separate the lithium battery PACK from the BMS battery management system, so it can be understood that other lithium battery PACKs capable of implementing such functions can be used in the present invention, and those skilled in the art can adaptively adjust the size and material of the lithium battery PACK according to the usage scenario and the test condition.
As a preferred technical solution of the present invention, the lithium battery PACK is electrically connected to the BMS battery management system.
Preferably, the lithium battery PACK is electrically connected to the BMS battery management system through a wire.
Preferably, the cavity separator is provided with a through hole, and the lead passes through the through hole to realize the electrical connection between the lithium battery PACK and the BMS battery management system.
Compared with the prior art, the invention has the beneficial effects that:
in the invention, the shell becomes a heat dissipation channel, so that the middle shell is divided into the first cavity and the second cavity, the mutual influence of components in the cavities is reduced, and the requirement of high current of an energy storage product is met.
Drawings
Fig. 1 is a view showing an overall structure of a battery case having an H-shaped cross section, which is improved in heat dissipation according to an embodiment of the present invention.
Wherein, 1-upper shell; 2-mesochite; 3-a lower shell; 4-a cavity partition plate; 5-lithium battery PACK; 6-BMS battery management system.
Detailed Description
It is to be understood that in the description of the present invention, the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be taken as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
It should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
In a specific embodiment, the invention provides an H-shaped section battery shell with improved heat dissipation, which comprises an upper shell 1, a middle shell 2 and a lower shell 3, wherein the upper shell 1, the middle shell 2 and the lower shell 3 are sequentially butted from top to bottom, the thickness of the upper shell 1 is 1.2-4 mm, the thickness of the middle shell 2 is 1.2-4 mm, the thickness of the lower shell 3 is 1.2-4 mm, a transversely fixed cavity partition plate 4 is arranged inside the middle shell 2, the thickness of the cavity partition plate 4 is 1.2-10 mm, a first cavity is formed between the upper shell 1 and the cavity partition plate 4, and a second cavity is formed between the cavity partition plate 4 and the lower shell 3. The middle shell 2 is divided into two sections by a cavity partition plate 4, and the two sections are respectively marked as a first middle shell section and a second middle shell section, and optionally, the height ratio of the first middle shell section to the second middle shell section is (0.2-0.5): 1.
the mesochite 2 and the cavity partition plate 4 are made of metal, further, the metal is aluminum, the upper shell 1 and the lower shell 3 are made of plastic, and the upper shell 1 and the mesochite 2, and the mesochite 2 and the lower shell 3 are detachably connected, optionally, the detachable connection is a screw connection.
In another embodiment, a lithium battery comprises the H-section battery case with improved heat dissipation, further, a BMS battery management system 6 is disposed in the first cavity, a lithium battery PACK5 is disposed in the second cavity, the lithium battery PACK5 is electrically connected to the BMS battery management system 6, the lithium battery PACK5 is electrically connected to the BMS battery management system 6 through a wire, and further, a through hole is formed in the cavity separator 4, and the wire passes through the through hole to realize the electrical connection between the lithium battery PACK5 and the BMS battery management system 6.
Example 1
The present embodiment provides a battery case with an H-shaped cross section, which has improved heat dissipation performance, and according to an embodiment, the battery case includes:
the thickness of the upper shell 1 is 1.0mm, the thickness of the middle shell 2 is 1.0mm, and the thickness of the lower shell 3 is 1.0 mm;
the thickness of the cavity partition plate 4 is 1.0 mm;
the height ratio of the first middle shell section to the second middle shell section is 0.2: 1.
example 2
The present embodiment provides a battery case with an H-shaped cross section, which has improved heat dissipation performance, and according to an embodiment, the battery case includes:
the thickness of the upper shell 1 is 2.2mm, the thickness of the middle shell 2 is 2.2mm, and the thickness of the lower shell 3 is 2.2 mm;
the thickness of the cavity partition plate 4 is 2.0 mm;
the height ratio of the first middle shell section to the second middle shell section is 0.2: 1.
example 3
The present embodiment provides a battery case with an H-shaped cross section, which has improved heat dissipation performance, and according to an embodiment, the battery case includes:
the thickness of the upper shell 1 is 2.6mm, the thickness of the middle shell 2 is 2.6mm, and the thickness of the lower shell 3 is 2.6 mm;
the thickness of the cavity clapboard 4 is 4.0 mm;
the height ratio of the first middle shell section to the second middle shell section is 0.3: 1.
example 4
The present embodiment provides a battery case with an H-shaped cross section, which has improved heat dissipation performance, and according to an embodiment, the battery case includes:
the thickness of the upper shell 1 is 3.0mm, the thickness of the middle shell 2 is 3.0mm, and the thickness of the lower shell 3 is 3.0 mm;
the thickness of the cavity clapboard 4 is 4.0 mm;
the height ratio of the first middle shell section to the second middle shell section is 0.3: 1.
example 5
The present embodiment provides a battery case with an H-shaped cross section, which has improved heat dissipation performance, and according to an embodiment, the battery case includes:
the thickness of the upper shell 1 is 3.2mm, the thickness of the middle shell 2 is 3.2mm, and the thickness of the lower shell 3 is 3.2 mm;
the thickness of the cavity clapboard 4 is 5.0 mm;
the height ratio of the first middle shell section to the second middle shell section is 0.3: 1.
example 6
The present embodiment provides a battery case with an H-shaped cross section, which has improved heat dissipation performance, and according to an embodiment, the battery case includes:
the thickness of the upper shell 1 is 3.4mm, the thickness of the middle shell 2 is 3.4mm, and the thickness of the lower shell 3 is 3.4 mm;
the thickness of the cavity partition plate 4 is 6.0 mm;
the height ratio of the first middle shell section to the second middle shell section is 0.4: 1.
example 7
The present embodiment provides a battery case with an H-shaped cross section, which has improved heat dissipation performance, and according to an embodiment, the battery case includes:
the thickness of the upper shell 1 is 3.6mm, the thickness of the middle shell 2 is 3.6mm, and the thickness of the lower shell 3 is 3.6 mm;
the thickness of the cavity partition plate 4 is 8.0 mm;
the height ratio of the first middle shell section to the second middle shell section is 0.4: 1.
example 8
The present embodiment provides a battery case with an H-shaped cross section, which has improved heat dissipation performance, and according to an embodiment, the battery case includes:
the thickness of the upper shell 1 is 4.0mm, the thickness of the middle shell 2 is 4.0mm, and the thickness of the lower shell 3 is 4.0 mm;
the thickness of the cavity partition plate 4 is 10 mm;
the height ratio of the first middle shell section to the second middle shell section is 0.5: 1.
the applicant declares that the above description is only a specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and it should be understood by those skilled in the art that any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are within the scope and disclosure of the present invention.
Claims (10)
1. The utility model provides an improve H type cross-section battery case of thermal diffusivity which characterized in that, the casing includes epitheca, mesochite and inferior valve, epitheca, mesochite and inferior valve from top to bottom dock in proper order, the inside cavity baffle that is provided with horizontal fixed of mesochite, epitheca and cavity baffle between form first cavity, form the second cavity between cavity baffle and the inferior valve.
2. The housing of claim 1 wherein the mid-shell is divided into two sections by a chamber divider, respectively designated as a first mid-shell section and a second mid-shell section.
3. The housing of claim 2, wherein the ratio of the heights of the first and second mid-shell sections is (0.2-0.5): 1.
4. the housing according to any one of claims 1 to 3,
the thickness of the upper shell is 1-4 mm;
preferably, the thickness of the middle shell is 1-4 mm;
preferably, the thickness of the lower shell is 1-4 mm;
preferably, the thickness of the cavity partition plate is 1-10 mm.
5. The shell according to any one of claims 1 to 4, wherein the middle shell and the cavity partition are made of metal;
preferably, the metal material is aluminum;
preferably, the upper shell and the lower shell are made of plastic.
6. The housing according to any one of claims 1 to 5, wherein the upper shell is removably connected to the middle shell;
preferably, the middle shell is detachably connected with the lower shell;
preferably, the detachable connection is a screw connection.
7. A lithium battery comprising the heat dissipation enhancing H-section battery case of any one of claims 1-6.
8. The lithium battery of claim 7, wherein a BMS battery management system is disposed within the first cavity.
9. The lithium battery of claim 7, wherein the second chamber houses a lithium battery PACK.
10. The lithium battery of claim 8 or 9, wherein the lithium battery PACK is electrically connected to the BMS battery management system;
preferably, the lithium battery PACK is electrically connected to the BMS battery management system through a wire;
preferably, the cavity separator is provided with a through hole, and the lead passes through the through hole to realize the electrical connection between the lithium battery PACK and the BMS battery management system.
Priority Applications (1)
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CN202110954396.3A CN113690524A (en) | 2021-08-19 | 2021-08-19 | Improve H type cross-section battery case of thermal diffusivity and include its lithium cell |
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CN202110954396.3A CN113690524A (en) | 2021-08-19 | 2021-08-19 | Improve H type cross-section battery case of thermal diffusivity and include its lithium cell |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN206921979U (en) * | 2017-05-19 | 2018-01-23 | 深圳市智锂能源科技有限公司 | Dynamical lithium-ion battery packs |
CN207504612U (en) * | 2017-12-07 | 2018-06-15 | 厦门至和工业设计有限公司 | USB rechargeable batteries |
CN213782117U (en) * | 2020-09-29 | 2021-07-23 | 天津升起科技有限公司 | Lithium battery heat dissipation device |
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- 2021-08-19 CN CN202110954396.3A patent/CN113690524A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN206921979U (en) * | 2017-05-19 | 2018-01-23 | 深圳市智锂能源科技有限公司 | Dynamical lithium-ion battery packs |
CN207504612U (en) * | 2017-12-07 | 2018-06-15 | 厦门至和工业设计有限公司 | USB rechargeable batteries |
CN213782117U (en) * | 2020-09-29 | 2021-07-23 | 天津升起科技有限公司 | Lithium battery heat dissipation device |
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