CN213782117U - Lithium battery heat dissipation device - Google Patents
Lithium battery heat dissipation device Download PDFInfo
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- CN213782117U CN213782117U CN202022184223.1U CN202022184223U CN213782117U CN 213782117 U CN213782117 U CN 213782117U CN 202022184223 U CN202022184223 U CN 202022184223U CN 213782117 U CN213782117 U CN 213782117U
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- battery cell
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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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Abstract
The utility model provides a lithium battery heat abstractor, include: the battery comprises a battery cell bin, a control bin arranged at the top of the battery cell bin, an insulation board arranged between the battery cell bin and the control bin and used for separating the battery cell bin from the control bin, and a protection board arranged in the control bin and used for protecting the temperature in the battery cell bin to be uniform; the battery cell bin comprises a battery pack, a fixed battery cell device and a shell, wherein the fixed battery cell device is attached to the front side and the rear side of the battery pack, the shell is arranged around the battery pack and outside the fixed battery cell device, and a channel for air circulation is reserved between the shell and the battery pack. The battery cell bin and the control bin are designed in a separated manner, so that a large amount of heat generated by the protection plate during charging and discharging of the battery can be effectively blocked in the control bin; air convection can be formed in the battery compartment, the temperature of all the battery cores is guaranteed to be consistent, the service life of the battery is prolonged, and therefore the capacity attenuation speed is reduced.
Description
Technical Field
The utility model relates to a lithium cell fields such as domestic energy storage, large-scale industrial energy storage, photovoltaic energy storage, concretely relates to lithium cell heat abstractor.
Background
At present, the lithium iron phosphate battery has been widely applied to the fields of electric automobiles, electric bicycles, high-grade electric tools, backup power energy storage systems, large-scale energy storage systems and the like due to the characteristics of small volume, light weight, long service life, high safety, good high-temperature characteristic, good power characteristic, environmental protection and the like. At present, basically all protection plates in a grouping scheme of a battery module are designed together with a battery cell, so that the protection plates can generate heat when the battery is charged and discharged at a large current, the temperature of the battery cell close to the protection plates is inconsistent with the temperature of the battery cell far from the protection plates, the self-discharge and internal resistance of the battery cell are inconsistent, and the discharge capacity and the service life of the whole battery are greatly influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome exist among the prior art not enough, provide a lithium cell heat abstractor.
The utility model discloses a realize through following technical scheme: a lithium battery heat sink comprising: the battery comprises a battery cell bin, a control bin arranged at the top of the battery cell bin, an insulation board arranged between the battery cell bin and the control bin and used for separating the battery cell bin from the control bin, and a protection board arranged in the control bin and used for protecting the temperature in the battery cell bin to be uniform;
the battery cell bin comprises a battery pack, a fixed battery cell device and a shell, wherein the fixed battery cell device is attached to the front side and the rear side of the battery pack, the shell is arranged around the battery pack and outside the fixed battery cell device, and a channel for air circulation is reserved between the shell and the battery pack.
Furthermore, fixed electric core device comprises a plurality of fixed spacing component concatenation, be equipped with on the fixed spacing component and be used for battery pack male locating hole, fixed spacing component leans on outer one end rigid coupling to have a plurality of stoppers, the stopper is used for right battery pack plays limiting displacement.
Further, battery pack is including being a plurality of electric core groups of level setting, passes through between two adjacent electric core groups fixed spacing unit separates, electric core group is including being a plurality of electric cores of matrix arrangement.
The utility model has the advantages that: in the embodiment of the utility model, the battery cell bin and the control bin are designed in different bins, so that a large amount of heat generated by the protection plate during charging and discharging of the battery can be effectively blocked in the control bin, and one end of the battery cell bin, which is close to the protection plate, can not influence the work of the whole battery cell due to uneven heating; a space gap for air to flow is reserved between the battery cell bin and the shell, when the temperature changes, air convection can be formed in the battery bin, the temperature of all the battery cells is guaranteed to be consistent, the service life of the battery is prolonged, and therefore the capacity attenuation speed is reduced.
Drawings
Fig. 1 is a front view structure diagram of the embodiment of the present invention;
fig. 2 is a schematic side perspective view of an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a battery cell fixing device according to an embodiment of the present invention.
In the figure: 1. a battery cell bin; 2. a control cabin; 3. an insulating plate; 4. a housing; 5. a channel; 6. a fixed base; 7. a limiting block; 8. an electric core; 9. fixing the battery cell device; 10. and (5) protecting the board.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.
In describing the embodiments of the present invention, the view angle of fig. 1 is defined as the front main view structure diagram of the embodiments of the present invention. In the description of the embodiments of the present invention, it should be understood that the terms "vertical", "horizontal", "upper", "lower", "left", "right", "vertical", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only used for convenience of description and simplification of the description of the embodiments of the present invention, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the embodiments of the present invention. In the description of the embodiments of the present invention, it should be noted that unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally 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 embodiments of the present invention can be understood by those of ordinary skill in the art through specific situations. Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of illustrating embodiments of the present invention and are not to be construed as limiting the embodiments of the present invention.
Referring to fig. 1 the utility model provides a structural schematic diagram is looked to positive owner, the utility model relates to a lithium battery heat abstractor, include: the battery comprises a battery cell 8 bin 1, a control bin 2 arranged at the top of the battery cell 8 bin 1, an insulation board 3 arranged between the battery cell 8 bin 1 and the control bin 2 and used for separating the battery cell 8 bin 1 from the control bin 2, and a protection board 10 arranged in the control bin 2 and used for protecting the temperature in the battery cell 8 bin 1 to be uniform; like product on the market now, basically all protection shield 10 and 8 storehouses 1 of electricity core are in the same place, and protection shield 10 can produce the heat when battery heavy current charge-discharge like this, and 8 temperatures of electricity core near 10 protection shield and 8 temperatures inconsistent of electricity core far away from protection shield 10 lead to electricity core 8 to discharge from inconsistent with the internal resistance, and the discharge capacity and the life of whole battery receive very big influence, so the embodiment of the utility model provides an in with battery compartment and the design of dividing storehouse 2, set up protection shield 10 in control storehouse 2.
Referring to fig. 2, the side three-dimensional structure of the embodiment of the present invention is schematically illustrated, the battery cell 8 bin 1 includes a battery assembly, a paste and locate the battery assembly front and back both sides fixed battery cell 8 device, an enclosure is set up in the battery assembly reaches the outside casing 4 of fixed battery cell 8 device, the casing 4 with leave the passageway 5 that is used for the circulation of air between the battery assembly. Specifically, except the bottom, other five surfaces of the battery assembly and the shell 4 are provided with channels 5 for air circulation, air flowing spaces are reserved among all the battery cores 8 in the battery core 8 bin 1, air convection is formed in the battery bin when the temperature changes, the temperature of all the battery cores 8 is guaranteed to be consistent, and the parameters of the battery cores 8 are always kept at the consistent level, so that the service life of the battery is prolonged, and the capacity attenuation speed is reduced.
Referring to fig. 3 shows the utility model discloses the structure schematic diagram of fixed electric core 8 device, fixed electric core 8 device comprises the concatenation of the fixed spacing component of a plurality of, be equipped with on the fixed spacing component and be used for battery pack male locating hole, fixed spacing component leans on outer one end rigid coupling to have a plurality of stopper 7, stopper 7 be used for right battery pack plays limiting displacement. The battery pack comprises a plurality of battery cells 8 which are horizontally arranged, two adjacent battery cells 8 are separated by the fixed limiting unit, and each battery cell 8 comprises a plurality of battery cells 8 which are arranged in a matrix manner
In the embodiment of the utility model, the battery cell 8 bin 1 and the control bin 2 are designed in different bins, so that a large amount of heat generated by the protection plate 10 during charging and discharging of the battery can be effectively blocked in the control bin 2, and one end of the battery cell 8 bin 1, which is close to the protection plate 10, can not influence the work of the whole battery cell 8 due to uneven heating; a space gap for air to flow is reserved between the battery cell 8 bin 1 and the shell, when the temperature changes, air convection can be formed in the battery bin, the temperature of all the battery cells 8 is guaranteed to be consistent, the service life of the battery is prolonged, and therefore the attenuation speed of the capacity is reduced.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. A lithium battery heat dissipation device, comprising: the battery comprises a battery cell bin, a control bin arranged at the top of the battery cell bin, an insulation board arranged between the battery cell bin and the control bin and used for separating the battery cell bin from the control bin, and a protection board arranged in the control bin and used for protecting the temperature in the battery cell bin to be uniform;
the battery cell bin comprises a battery pack, a fixed battery cell device and a shell, wherein the fixed battery cell device is attached to the front side and the rear side of the battery pack, the shell is arranged around the battery pack and outside the fixed battery cell device, and a channel for air circulation is reserved between the shell and the battery pack.
2. The lithium battery heat dissipation device of claim 1, wherein the fixed battery cell device is formed by splicing a plurality of fixed limiting elements, the fixed limiting elements are provided with positioning holes for inserting the battery assembly, one end of each fixed limiting element near the outer end is fixedly connected with a plurality of limiting blocks, and the limiting blocks are used for limiting the battery assembly.
3. The lithium battery heat dissipation device of claim 2, wherein the battery assembly comprises a plurality of electric core groups horizontally arranged, two adjacent electric core groups are separated by a fixing and limiting unit, and the electric core group comprises a plurality of electric cores arranged in a matrix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022184223.1U CN213782117U (en) | 2020-09-29 | 2020-09-29 | Lithium battery heat dissipation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022184223.1U CN213782117U (en) | 2020-09-29 | 2020-09-29 | Lithium battery heat dissipation device |
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| Publication Number | Publication Date |
|---|---|
| CN213782117U true CN213782117U (en) | 2021-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022184223.1U Active CN213782117U (en) | 2020-09-29 | 2020-09-29 | Lithium battery heat dissipation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113690524A (en) * | 2021-08-19 | 2021-11-23 | 上海派能能源科技股份有限公司 | Improve H type cross-section battery case of thermal diffusivity and include its lithium cell |
-
2020
- 2020-09-29 CN CN202022184223.1U patent/CN213782117U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113690524A (en) * | 2021-08-19 | 2021-11-23 | 上海派能能源科技股份有限公司 | Improve H type cross-section battery case of thermal diffusivity and include its lithium cell |
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