CN210182438U - Air-cooled battery module - Google Patents
Air-cooled battery module Download PDFInfo
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- CN210182438U CN210182438U CN201921239073.0U CN201921239073U CN210182438U CN 210182438 U CN210182438 U CN 210182438U CN 201921239073 U CN201921239073 U CN 201921239073U CN 210182438 U CN210182438 U CN 210182438U
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- 230000017525 heat dissipation Effects 0.000 claims description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 16
- 229910002027 silica gel Inorganic materials 0.000 claims description 15
- 239000000741 silica gel Substances 0.000 claims description 15
- 238000009413 insulation Methods 0.000 claims description 10
- 238000005192 partition Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 12
- 238000002955 isolation Methods 0.000 abstract description 10
- 239000000463 material Substances 0.000 description 5
- 239000000178 monomer Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005253 cladding Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 229910021485 fumed silica Inorganic materials 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000004382 potting Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- 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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- Battery Mounting, Suspending (AREA)
Abstract
The utility model provides an air-cooled battery module, which comprises a single battery assembly body, a fixed assembly body, a conductive assembly body and an upper cover, wherein the surface of each single battery is respectively sleeved with an insulating heat conduction sleeve with an opening at the upper end; the conductive assembly body comprises a bus assembling body and an insulating and heat-insulating layer, and the insulating and heat-insulating layer is positioned on the upper surface of the bus assembling body; the upper cover is positioned above the conductive assembly body, and the upper cover covers the conductive assembly body. Through adopting the utility model discloses, be provided with an insulating heat conduction cover on every battery cell's surface, realize insulating isolation and heat transfer between the battery cell, improve battery module radiating effect to battery module top is through insulating layer and external realization thermal isolation, avoids the battery cell trouble to arouse chain reaction.
Description
Technical Field
The utility model relates to a battery module technical field especially relates to an air-cooled battery module with heat conduction structure and thermal-insulated structure.
Background
With the recent and gradual trend toward exhaustion of the production and consumption of conventional fossil energy, the problem of environmental pollution is becoming more and more prominent, and energy systems based on renewable energy are gradually being formed. Under the great challenge of energy and environmental problems faced by the current global automobile industry, new energy electric vehicles are developed to promote the strategic transformation of the traditional automobile industry, and the consensus is achieved internationally. From the direction of energy conservation and emission reduction in the automobile industry, the development of new energy automobiles in China is a necessary choice for the technical progress of automobiles and the upgrading of industries.
In the electric vehicle industry, the cell is installed as closely as possible to occupy the minimum space. This also gives a specific type of cell, which delivers the maximum energy density in a certain volume. The air-cooled battery module has reduced weight, namely the weight of the whole vehicle is reduced, so that higher energy density of the battery pack is obtained. The battery pack has higher energy, and the endurance capacity of the whole vehicle is better. However, the heat dissipation structure of the air-cooled battery module in the prior art still cannot achieve a good heat dissipation effect, and when one single battery is overheated to cause a fault, the heat is easily transferred to other single batteries, so that a cascading failure reaction occurs.
SUMMERY OF THE UTILITY MODEL
To the problem among the prior art, an object of the utility model is to provide an air-cooled battery module, the heat passes through the heat-conducting layer transmission between the battery cell, improves battery module radiating effect to battery module top is through insulating layer and external realization thermal isolation, avoids single battery cell trouble to arouse chain reaction.
The embodiment of the utility model provides an air-cooled battery module, include: the single battery assembly body comprises a plurality of single batteries, the positive pole and the negative pole of each single battery are arranged on the upper surface of each single battery, the surface of each single battery is respectively sleeved with an insulating heat conduction sleeve with an opening at the upper end, and each side surface of each single battery is covered by the insulating heat conduction sleeve; a fixing assembly in which the cell assembly is disposed; the conductive assembly body comprises a bus assembling body and an insulating and heat-insulating layer, the bus assembling body is arranged above the single battery assembly body, the bus assembling body is electrically connected to two stages of at least one single battery, and the insulating and heat-insulating layer is positioned on the upper surface of the bus assembling body; and the upper cover is positioned above the conductive assembly body and covers the conductive assembly body.
Optionally, the single battery is a cuboid single battery, and the inside accommodating cavity of the insulating heat conduction sleeve is a cuboid accommodating cavity adapted to the outer surface shape of the single battery.
Optionally, the insulating heat-conducting sleeve is an insulating heat-conducting silica gel sleeve, and the insulating heat-insulating layer is an insulating heat-insulating silica gel layer.
Optionally, the insulating layer is a whole insulating silica gel layer covering the upper surface of the single battery assembly.
Optionally, each single battery in the single battery assembly body is uniformly arranged in the fixing assembly body to form a multi-row and multi-column structure, and a gap is formed between the insulating heat conduction sleeves of the single batteries in two adjacent columns.
Optionally, the width of the gap formed between the insulating and heat conducting sleeves of the unit batteries in two adjacent rows is 2mm to 5 mm.
Optionally, the fixing assembly includes an upper beam, a lower beam, and two side plates, the upper beam and the lower beam are respectively disposed at the upper end and the lower end of the single battery assembly, the two side plates are respectively located outside two opposite side surfaces of the single battery assembly, and the upper end and the lower end of each side plate are respectively fixedly connected to the upper beam and the lower beam;
the upper beam and the lower beam respectively comprise a plurality of partition plates, and each partition plate is positioned in a gap formed between the two adjacent columns of the insulation heat conduction sleeves of the single batteries so as to keep the distance between the two adjacent columns of the insulation heat conduction sleeves of the single batteries.
Optionally, each of the side plates includes an upper end fixing portion, a heat dissipation portion and a lower end fixing portion from top to bottom, the upper end fixing portion and the lower end fixing portion are fixed to the upper beam and the lower beam through fasteners, and the heat dissipation portion is provided with a plurality of heat dissipation holes.
Optionally, the side surface of the upper cover covers the side surface of the upper beam and the upper end fixing portion of the side plate, and an outer surface of the upper end fixing portion is recessed inward relative to the heat dissipation portion, so that an outer surface of one side of the upper cover, which covers the upper end fixing portion, is flush with an outer surface of the heat dissipation portion.
Optionally, the inner surface of the upper end fixing part is recessed outwards relative to the inner surface of the heat dissipation part, and the shape of the recessed part is adapted to the shape of the side surface of the upper beam;
the outer surface of the lower end fixing part is flush with the radiating part, the inner side surface of the lower end fixing part is recessed outwards relative to the inner surface of the radiating part, and the shape of the recessed part is matched with the shape of the side surface of the lower beam.
Compared with the prior art, the utility model provides an air-cooled battery module is provided with an insulating heat conduction cover on every battery cell's surface, realizes insulating isolation and heat transfer between the battery cell, improves battery module radiating effect to battery module top is through insulating layer and external realization thermal isolation, avoids single battery cell trouble to arouse chain reaction, improves battery stability in use, and then improves the duration of the vehicle that adopts this air-cooled battery module.
Drawings
Other features, objects and advantages of the invention will become more apparent from a reading of the following detailed description of non-limiting embodiments thereof, with reference to the accompanying drawings.
Fig. 1 is an exploded view of an air-cooled battery module according to an embodiment of the present invention;
fig. 2 is a perspective view of an air-cooled battery module according to an embodiment of the present invention;
fig. 3 is a schematic structural view illustrating the cooperation between the single battery and the insulating and heat-conducting sleeve according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a combination of an upper beam and a lower beam with a cell assembly in a fixing assembly according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a second side plate according to an embodiment of the present invention.
Reference numerals:
100 first curb plate of battery cell assembly 230
110 second side plate of single battery 240
Upper end fixing part of 120 insulation heat conduction sleeve 241
130 gap 242 Heat sink
200 fixing assembly 243 lower end fixing part
210 upper beam 300 conductive assembly
211 first partition plate 310 bus bar assembling body
220 lower beam 320 insulating and heat insulating layer
221 second partition plate 400 upper cover
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their repetitive description will be omitted.
In order to solve the technical problem in the prior art, the utility model provides an air-cooled battery module, including the monomer battery assembly body, fixed the fixed assembly body of monomer battery assembly body, be located monomer battery assembly body top and with the electrically conductive assembly body that monomer battery assembly body electricity is connected and be located the upper cover of electrically conductive assembly body top, the upper cover covers the electrically conductive assembly body. The single battery assembly body comprises a plurality of single batteries, the positive and negative poles of each single battery are arranged on the upper surface of each single battery, each single battery is sleeved with an insulating heat conduction sleeve with an upper end open, the insulating heat conduction sleeves wrap the side faces of each single battery, insulating isolation and heat conduction can be achieved between adjacent single batteries through the insulating heat conduction sleeves, and the heat dissipation effect of the battery module is improved. And adjacent single batteries can be arranged more closely, which is equivalent to tightly mounting the single batteries together, thereby greatly improving the energy density of the battery module.
The conductive assembly body comprises a bus assembly body and an insulating and heat-insulating layer, the bus assembly body is arranged above the single battery assembly body, the bus assembly body is electrically connected with at least one of the two stages of the single batteries, the insulating and heat-insulating layer is arranged on the upper surface of the bus assembly body, so that the battery module is isolated from the outside by insulation and heat, the chain reaction caused by the fault of a single battery is avoided, and the use stability of the battery is improved.
The structure of an air-cooled battery module according to an embodiment of the present invention is described below with reference to fig. 1 to 5, and it is understood that this embodiment is not intended to limit the scope of the present invention.
As shown in fig. 1 to 3, in this embodiment, the air-cooled battery module includes: the battery cell assembly comprises a single battery assembly body 100, a fixing assembly body 200, a conductive assembly body 300 and an upper cover 400, wherein the single battery assembly body 100 is arranged in the fixing assembly body 200, the conductive assembly body 300 is positioned above the single battery assembly body 100 and is electrically connected with the single battery assembly body 100, and the upper cover 400 is positioned above the conductive assembly body 300 and covers the conductive assembly body 300.
The unit battery assembly 100 includes a plurality of unit batteries 110, and the plurality of unit batteries 110 are respectively arranged in an x direction (transverse direction) and a y direction (longitudinal direction) in fig. 1 to form a structure of a plurality of rows and a plurality of columns, each row of unit batteries is arranged in the transverse direction, and each column of unit batteries is arranged in the longitudinal direction. The positive and negative poles of the unit cell 110 are disposed on the upper surface of the unit cell 110. In order to improve the radiating effect and the energy density of battery module, every the surface of battery cell 110 overlaps respectively and is equipped with an upper end open-ended insulation heat conduction cover 120, just insulation heat conduction cover 120 cladding each side of battery cell 110 because all parcel has insulation heat conduction cover 120 on every battery cell 100 for insulating the isolation between the battery cell, the heat passes through the transmission of insulation heat conduction layer simultaneously, is equivalent to in the same place the inseparable installation of battery cell 100, improves the energy density of battery module greatly for the liquid cooling mode.
The conductive assembly 300 includes a bus assembly 310 and an insulating layer 320, the bus assembly 310 is disposed above the single battery assembly 100, the bus assembly 310 is electrically connected to two stages of at least one single battery 110, and the insulating layer 320 is disposed on an upper surface of the bus assembly 310. Through setting up insulating layer 320, can realize battery module and external insulating isolation and heat are kept apart, avoid single battery cell trouble to arouse chain reaction, improve battery stability in use.
As shown in fig. 3, in this embodiment, the battery cell 110 is a rectangular parallelepiped battery cell 110, and the internal receiving cavity of the insulating and heat-conducting sleeve 120 is a rectangular parallelepiped receiving cavity adapted to the outer surface shape of the battery cell 110. The unit cells 110 and the insulating and heat-conducting pouch 120 are assembled together in the direction of arrow a in the drawing. The insulating heat-conductive pouch 120 has an opening on the upper surface thereof to expose the positive and negative terminals of the unit cell 110. The insulating and heat conducting sleeve 120 may have a structure with a closed lower surface and covers all surfaces of the single battery 110 except the upper surface, and in other alternative embodiments, the insulating and heat conducting sleeve 120 may also have a structure with an open lower surface and covers all sides of the single battery 110.
In this embodiment, the insulating and heat conducting sleeve 120 is an insulating and heat conducting silica gel sleeve, and the insulating and heat insulating layer 320 is an insulating and heat insulating silica gel layer. Wherein, heat conduction silica gel can be with organic silicone as the main materials, adds heat-resisting, the excellent material of thermal conductivity, the silica gel material of making, and heat-insulating silica gel can be with a silica gel that alkali-free superfine glass wool, room temperature vulcanized silicone rubber, fumed silica, iron oxide, hydroxyl silicone oil etc. prepared as raw and other materials, but the utility model discloses be not limited to this. The insulating layer 320 may be formed by pouring potting silica gel on the bus assembly 310. In other alternative embodiments, the insulating and heat conducting sleeve 120 and the insulating and heat insulating layer 320 may be made of other materials, and all of them fall within the protection scope of the present invention.
In this embodiment, the insulating layer 320 is a whole insulating silica gel layer covering the upper surface of the single battery assembly 100, so as to achieve better insulating and heat-insulating effects between the upper surface of the single battery assembly 100 and the outside. In other alternative embodiments, the insulating layer 320 may also be in the shape of a combination of a plurality of sheet structures, and the like, all falling within the scope of the present invention.
In this embodiment, as shown in fig. 4, in order to achieve better heat dissipation effect of the single battery assembly 100, a longitudinally extending gap is formed between the insulating and heat conducting sleeves 120 of the single batteries 110 in two adjacent rows. Adjacent two the transverse width in the clearance that forms between the insulating heat conduction silica gel cover of battery cell 110 can be 2mm ~ 5mm to can further preferably be 3mm, but the utility model discloses be not limited to this, in other alternative embodiments, the transverse width in this clearance also can be other numerical range, all belong to within the scope of protection of the utility model. Therefore, in this embodiment, the unit cell 110 is divided into a plurality of portions, and in the example shown in fig. 1, the unit cell is divided into three portions, that is, each row forms one portion, and a gap formed between each two portions can be used for an air-cooling duct. The insulating heat conduction sleeves 120 of the single batteries 110 in each row are closely arranged, heat can be insulated, isolated and transferred through the insulating heat conduction sleeves 120, the energy density of the battery module is improved, a gap is formed between every two adjacent rows of insulating heat conduction sleeves 120 of the single batteries 110, an air cooling air channel is formed in the gap, and the heat dissipation effect of the single batteries 110 can be improved.
As shown in fig. 1 and 4, in this embodiment, the fixing assembly 200 includes an upper beam 210, a lower beam 220, a first side plate 230 and a second side plate 240, the upper beam 210 and the lower beam 220 are respectively disposed at the upper end and the lower end of the single battery assembly 100, the first side plate 230 and the second side plate 240 are respectively located outside two opposite side surfaces of the single battery assembly 100, the upper end and the lower end of the first side plate 230 are respectively fixedly connected to the upper beam 210 and the lower beam 220, and the upper end and the lower end of the second side plate 240 are respectively fixedly connected to the upper beam 210 and the lower beam 220, so as to form a stable structure for fixing the single battery assembly 100. The upper beam 210 includes a plurality of first partition plates 211, the lower beam 220 includes a plurality of second partition plates 221, each first partition plate 211 is located in a gap formed between two adjacent columns of the insulating and heat-conducting sleeves 220 of the unit cells 110, and each second partition plate 221 is located in a gap formed between two adjacent columns of the insulating and heat-conducting sleeves 220 of the unit cells 110, so as to maintain a distance between two adjacent columns of the insulating and heat-conducting sleeves 220 of the unit cells 110. Therefore, the utility model discloses a further adopt the holding effect of first space bar 211 and second space bar 221, separate into a plurality of parts with the single cell assembly body 100, form a clearance that is used for the air-cooled wind channel between per two parts to keep the stability of single cell assembly body 100 combination when improving the radiating effect.
In this embodiment, each of the side plates includes an upper end fixing portion, a heat dissipating portion and a lower end fixing portion from top to bottom, the upper end fixing portion and the lower end fixing portion are respectively fixed to the upper beam 210 and the lower beam 220 by fasteners, and the heat dissipating portion is provided with a plurality of heat dissipating holes. The structure of the second side plate 240 is taken as an example in conjunction with fig. 5, and it can be understood that the structure of the first side plate 230 is symmetrical to the structure of the second side plate 240. The second side plate 240 includes an upper end fixing portion 241, a heat dissipating portion 242, and a lower end fixing portion 243 from top to bottom, the upper end fixing portion 241 and the lower end fixing portion 242 are fixed to the upper beam 210 and the lower beam 220 by fasteners, which may be bolts, rivets, or the like.
In this embodiment, the side surface of the upper cover 400 covers the side surface of the upper beam 210, the upper end fixing portion of the first side plate 230, and the upper end fixing portion 241 of the second side plate 240. The outer surface of the upper end fixing part 241 is recessed inward with respect to the heat dissipating part 242 such that the outer surface of the upper cover 400 covering one side of the upper end fixing part 241 is flush with the outer surface of the heat dissipating part 242. The whole battery module can form a cuboid structure with a regular shape, can be conveniently stacked and is convenient to install and transport.
Further, as shown in fig. 5, the inner surface of the upper end fixing portion 241 is recessed outward with respect to the inner surface of the heat dissipating portion 242, and the shape of the recess is adapted to the shape of the side surface of the upper beam 210. The outer surface of the lower end fixing portion 243 is flush with the heat dissipating portion 242, the inner surface of the lower end fixing portion 243 is recessed outward with respect to the inner surface of the heat dissipating portion 242, and the shape of the recess is adapted to the shape of the side surface of the lower beam 220. Here, for the first side plate 230 and the second side plate 240, the inner surface refers to a side surface facing the unit cell assembly 100, the outer surface refers to a side surface facing away from the unit cell assembly 100, the inward depression refers to a depression in a direction toward the unit cell assembly 100, and the outward depression refers to a depression in a direction away from the unit cell assembly 100. Taking the structure of the second side plate 240 as an example for description, the structure of the first side plate 230 is symmetrical to the structure of the second side plate 240, that is, the outer surface of the upper end fixing portion of the first side plate 230 is recessed inward relative to the heat dissipation portion thereof, the inner surface of the upper end fixing portion of the first side plate 230 is recessed outward relative to the inner surface of the heat dissipation portion thereof, and the inner surface of the lower end fixing portion is recessed outward relative to the inner surface of the heat dissipation portion thereof.
To sum up, the utility model provides an air-cooled battery module is provided with an insulating heat conduction cover on every battery cell's surface, realizes insulating isolation and heat transfer between the battery cell, improves battery module radiating effect to battery module top is through insulating layer and external realization thermal isolation, avoids single battery cell trouble to arouse chain reaction, improves battery stability in use, and then improves the duration of the vehicle that adopts this air-cooled battery module.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (10)
1. An air-cooled battery module, comprising:
the single battery assembly body comprises a plurality of single batteries, the positive pole and the negative pole of each single battery are arranged on the upper surface of each single battery, the surface of each single battery is respectively sleeved with an insulating heat conduction sleeve with an opening at the upper end, and each side surface of each single battery is covered by the insulating heat conduction sleeve;
a fixing assembly in which the cell assembly is disposed;
the conductive assembly body comprises a bus assembling body and an insulating and heat-insulating layer, the bus assembling body is arranged above the single battery assembly body, the bus assembling body is electrically connected to two stages of at least one single battery, and the insulating and heat-insulating layer is positioned on the upper surface of the bus assembling body; and
an upper cover positioned above the conductive assembly body, the upper cover covering the conductive assembly body.
2. The air-cooled battery module as claimed in claim 1, wherein the single batteries are rectangular single batteries, and the inner accommodating cavity of the insulating and heat-conducting sleeve is a rectangular accommodating cavity adapted to the outer surface shape of the single batteries.
3. The air-cooled battery module as claimed in claim 1, wherein the insulating and heat conducting sleeve is an insulating and heat conducting silica gel sleeve, and the insulating and heat insulating layer is an insulating and heat insulating silica gel layer.
4. The air-cooled battery module as set forth in claim 1, wherein the insulating layer is a one-piece insulating silica gel layer covering the upper surface of the unit battery assembly.
5. The air-cooled battery module as recited in claim 1, wherein the individual cells in the cell assembly are uniformly arranged in the fixing assembly to form a multi-row and multi-column structure, and a gap is formed between the insulating and heat-conducting sleeves of the adjacent two columns of the individual cells.
6. The air-cooled battery module according to claim 5, wherein the width of the gap formed between the insulating and heat-conducting sleeves of the unit batteries in two adjacent rows is 2-5 mm.
7. The air-cooled battery module as recited in claim 5, wherein the fixing assembly comprises an upper beam, a lower beam, and two side plates, the upper beam and the lower beam are respectively disposed at the upper end and the lower end of the single battery assembly, the two side plates are respectively disposed at the outer portions of two opposite side surfaces of the single battery assembly, and the upper end and the lower end of each side plate are respectively fixedly connected with the upper beam and the lower beam;
the upper beam and the lower beam respectively comprise a plurality of partition plates, and each partition plate is positioned in a gap formed between the two adjacent columns of the insulation heat conduction sleeves of the single batteries so as to keep the distance between the two adjacent columns of the insulation heat conduction sleeves of the single batteries.
8. The air-cooled battery module according to claim 7, wherein each of the side plates comprises an upper end fixing portion, a heat dissipation portion and a lower end fixing portion from top to bottom, the upper end fixing portion and the lower end fixing portion are respectively fixed to the upper beam and the lower beam through fasteners, and the heat dissipation portion is provided with a plurality of heat dissipation holes.
9. The air-cooled battery module according to claim 8, wherein the side surface of the upper cover covers the side surface of the upper beam and the upper end fixing portion of the side plate, and an outer surface of the upper end fixing portion is recessed inward with respect to the heat dissipation portion, so that an outer surface of a side of the upper cover that covers the upper end fixing portion is flush with an outer surface of the heat dissipation portion.
10. The air-cooled battery module according to claim 8, wherein the inner surface of the upper end fixing portion is recessed outward with respect to the inner surface of the heat dissipating portion, and the shape of the recess is adapted to the shape of the side surface of the upper beam;
the outer surface of the lower end fixing part is flush with the radiating part, the inner side surface of the lower end fixing part is recessed outwards relative to the inner surface of the radiating part, and the shape of the recessed part is matched with the shape of the side surface of the lower beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921239073.0U CN210182438U (en) | 2019-08-02 | 2019-08-02 | Air-cooled battery module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921239073.0U CN210182438U (en) | 2019-08-02 | 2019-08-02 | Air-cooled battery module |
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| Publication Number | Publication Date |
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| CN210182438U true CN210182438U (en) | 2020-03-24 |
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| CN201921239073.0U Active CN210182438U (en) | 2019-08-02 | 2019-08-02 | Air-cooled battery module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024011505A1 (en) * | 2022-07-14 | 2024-01-18 | 宁德时代新能源科技股份有限公司 | Battery connection assembly, battery, and electric device |
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2019
- 2019-08-02 CN CN201921239073.0U patent/CN210182438U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024011505A1 (en) * | 2022-07-14 | 2024-01-18 | 宁德时代新能源科技股份有限公司 | Battery connection assembly, battery, and electric device |
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Effective date of registration: 20240328 Address after: Building 3, 7th Floor, Gaosheng Plaza, No. 163 Yingbin Avenue, Xinhua Street, Huadu District, Guangzhou City, Guangdong Province, 510802 Patentee after: Guangzhou Carl Power Technology Co.,Ltd. Country or region after: China Address before: 518118 No.1, Jinlong Avenue, pinghuan community, Malian street, Pingshan District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Shuxiang Technology Co.,Ltd. Country or region before: China |