CN219696548U - Vehicle starting battery structure capable of efficiently adjusting temperature - Google Patents
Vehicle starting battery structure capable of efficiently adjusting temperature Download PDFInfo
- Publication number
- CN219696548U CN219696548U CN202321074013.4U CN202321074013U CN219696548U CN 219696548 U CN219696548 U CN 219696548U CN 202321074013 U CN202321074013 U CN 202321074013U CN 219696548 U CN219696548 U CN 219696548U
- Authority
- CN
- China
- Prior art keywords
- walls
- box body
- vehicle
- lithium battery
- heating film
- 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.)
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 53
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 53
- 238000010438 heat treatment Methods 0.000 claims abstract description 25
- 238000009423 ventilation Methods 0.000 claims abstract description 23
- 230000005855 radiation Effects 0.000 claims abstract description 4
- 238000001816 cooling Methods 0.000 claims description 19
- 229920000742 Cotton Polymers 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims description 4
- 230000035939 shock Effects 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000004880 explosion Methods 0.000 abstract description 4
- 230000001105 regulatory effect Effects 0.000 abstract description 4
- 230000017525 heat dissipation Effects 0.000 abstract 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Secondary Cells (AREA)
Abstract
The utility model discloses a vehicle starting battery structure capable of efficiently regulating temperature, which comprises a box body, lithium battery cells uniformly distributed in the box body and a power supply control board arranged on the box body, wherein one group of opposite walls in four side walls of the box body are ventilation walls, through holes are formed in the ventilation walls, and the through holes are uniformly distributed on the ventilation walls. The other group of opposite walls in the four side walls of the box body are radiating walls, and radiating fins are arranged on the outer sides of the radiating walls. A heating film is wrapped on the lithium battery core; the power supply control board is electrically connected with the lithium battery cell, the heat radiation fan and the heating film. The heating film is used for heating the lithium battery cell in a low-temperature environment, so that the lithium battery cell can be quickly reached, and the starting battery can be ensured to normally start the vehicle in a cold environment; install radiator fan on the box lateral wall, can carry out quick heat dissipation to the lithium cell electric core in the box under high temperature operating mode, prevent lithium cell thermal failure or explosion, increased battery discharge efficiency, improve the security.
Description
Technical Field
The utility model relates to the technical field of lithium batteries, in particular to a vehicle starting battery structure capable of efficiently adjusting temperature.
Background
A vehicle start battery is a battery, typically a lead-acid or lithium ion battery, used for vehicle, marine and aircraft starting, lighting, ignition and power. A lead-acid battery is a secondary battery using lead and sulfuric acid as positive and negative electrodes and an electrolyte, and a lithium ion battery is a secondary battery using lithium alloy metal oxide as a positive electrode, graphite as a negative electrode, and a nonaqueous electrolyte as an electrolyte.
The lead-acid battery has the advantages of good low-temperature performance and low cost, but has the disadvantages of low energy density, short service life and large environmental pollution. The lithium ion battery has the advantages of high energy density, relatively light weight, long service life, easy maintenance and good environmental protection. With the rapid decrease of the cost of lithium batteries in recent years, and the increasing importance of society on environmental protection, in addition, the newly produced vehicles are increasingly selecting lithium batteries as starting batteries due to the consideration of the weight optimization of the whole vehicle.
However, lithium battery operation starting batteries also have drawbacks. First, the lithium battery has poor low-temperature performance, and a vehicle using the lithium battery as a starting battery may not be started due to low temperature in winter or in cold regions. In addition, the lithium battery has poor high-temperature safety, is easy to generate thermal runaway and explosion in a high-temperature working environment, and the discharge efficiency of the lithium battery is seriously influenced in the high-temperature environment.
Disclosure of Invention
The utility model aims to provide a vehicle starting battery structure capable of efficiently regulating temperature, which can heat a lithium battery pack to a working temperature in a low-temperature environment, and can radiate heat of the lithium battery pack in a high-temperature environment, so that the working safety and stability of the lithium battery are improved.
The utility model is realized by the following technical scheme:
a vehicle starting battery structure capable of efficiently regulating temperature comprises a box body, lithium battery cells uniformly distributed in the box body and a power supply control board arranged on the box body, wherein one group of opposite walls in four side walls of the box body are ventilation walls, through holes are formed in the ventilation walls, and a cooling fan is arranged on at least one ventilation wall; a heating film is wrapped on the lithium battery core; the power supply control board is electrically connected with the lithium battery cell, the heat radiation fan and the heating film.
Further: and the two ventilation walls are provided with cooling fans.
Further: the cooling fan is arranged outside the box body.
Further: an EVA foam cotton shock pad is arranged between the cooling fan and the ventilation wall. Vibration and noise when the cooling fan is operated are reduced, and NVH optimization of the vehicle is facilitated.
Further: the other group of opposite walls in the four side walls of the box body are radiating walls, and radiating fins are arranged on the outer sides of the radiating walls.
Further: the through holes are uniformly distributed on the ventilation wall.
Further: a filter screen is arranged on the other surface of the ventilation wall opposite to the installation surface of the cooling fan. Filtering dust and impurities.
Further: the heating film is pi heating film, and pi heating film is adhered to the side wall of the lithium battery cell through 3M glue.
Further: and a gap is formed on the pi heating film to expose the side wall of the lithium battery cell. When the lithium battery cell needs to dissipate heat, the gap is helpful for air to flow to take away the heat of the lithium battery cell.
Further: the bottom surface of the box body is provided with a plurality of battery cell mounting seats, and each battery cell mounting seat comprises a multi-petal arc clamping piece.
Compared with the prior art, the utility model has the following advantages:
the device uses the heating film to heat the lithium battery cell in a low-temperature environment, so that the lithium battery cell can be quickly reached, and the starting battery can be ensured to normally start the vehicle in a cold environment;
the cooling fan is arranged on the side wall of the battery pack box body in the device, so that the lithium battery cell in the box body can be rapidly cooled under the high-temperature working condition, the thermal failure or explosion of the lithium battery is prevented, the discharging efficiency of the battery is improved, and the safety is improved;
the battery structure can maintain good working temperature of the lithium battery cell in cold environment and high temperature environment, expands the application scenario of the lithium battery as an automobile starting battery, and increases applicability.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the device;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is a schematic view of a lithium battery cell portion;
in the figure:
a case; 1.1, radiating fins; 2. a heat radiation fan; 2.1, an EVA foam cotton shock pad; 3. a lithium battery cell; 4. a battery cell mounting seat; 5. a power control board; 6. a filter screen; 7. pi heats the membrane; 7.1, a gap.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The utility model is realized by the following technical scheme:
the utility model provides a high-efficient temperature regulation's vehicle start-up battery structure, includes box 1, evenly arranges the lithium cell electricity core 3 in box 1 and installs the power supply control board 5 on box 1, and one of them a set of relative wall in four lateral walls of box 1 is the ventilation wall, and it has the through-hole to open on the ventilation wall, and the through-hole has a plurality of, evenly distributed on the ventilation wall. The other group of opposite walls in the four side walls of the box body 1 are radiating walls, and radiating fins 1.1 are arranged on the outer sides of the radiating walls. The lithium battery cell 3 is wrapped with a heating film 7; the power supply control board 5 is electrically connected with the lithium battery cell 3, the cooling fan 2 and the heating film. And the two ventilation walls are provided with the cooling fan 2, the cooling fan 2 is arranged at the outer side of the box body, an EVA foam cotton shock pad 2.1 is arranged between the cooling fan 2 and the ventilation walls, and the ventilation walls are provided with the filter screen 6 on the other side opposite to the installation surface of the cooling fan 2. The heating film is pi heating film 7, pi heating film 7 is pasted on the side wall of the lithium battery cell through 3M glue, and a gap 7.1 is formed in pi heating film 7 to expose the side wall of lithium battery cell 3. The bottom surface of the box body 0 is provided with a plurality of battery cell mounting seats 4, and the battery cell mounting seats 4 comprise multi-petal arc clamping pieces.
The working principle of the utility model is as follows:
when in a cold environment, the lithium battery cell 3 is controlled by the power supply control board 2 to supply power to the pi heating film 7, and the pi heating film 7 can heat the lithium battery cell 3 only by weak electric quantity. After the lithium battery cell 3 is heated to the working temperature, the vehicle can be started normally.
When the lithium battery cell 3 is controlled by the power supply control board 5 to supply power to the cooling fans 2 under the high-temperature use condition, the two cooling fans 2 form an air channel, so that air flows through the box body 1 quickly, heat is taken away quickly through a gap between the lithium battery cells 3, the lithium battery cells 3 are cooled quickly, thermal failure or explosion is prevented, the battery discharging efficiency is increased, and the safety is improved.
According to the utility model, the temperature of the lithium battery vehicle starting battery can be regulated in various use environments in the mode, so that the lithium battery vehicle starting battery can be ensured to operate at the optimum temperature, the application scene of the lithium battery as the vehicle starting battery is expanded, and the applicability is increased.
The foregoing embodiments are merely illustrative of the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the present utility model and to implement the same, not to limit the scope of the present utility model. All equivalent changes or modifications made according to the spirit of the present utility model should be included in the scope of the present utility model.
Claims (10)
1. A vehicle starting battery structure of high-efficient regulation temperature, its characterized in that: the lithium battery pack comprises a box body (1), lithium battery cells (3) which are uniformly distributed in the box body (1) and a power supply control board (5) which is arranged on the box body (1), wherein one group of opposite walls in four side walls of the box body (1) are ventilation walls, through holes are formed in the ventilation walls, and a cooling fan (2) is arranged on at least one ventilation wall; a heating film is wrapped on the lithium battery core (3); the power supply control board (5) is electrically connected with the lithium battery cell (3), the heat radiation fan (2) and the heating film.
2. The vehicle-mounted start-up battery structure of claim 1, wherein: and the two ventilation walls are provided with cooling fans (2).
3. The vehicle-mounted start-up battery structure of claim 1, wherein: the cooling fan (2) is arranged outside the box body (1).
4. The vehicle-mounted start-up battery structure of claim 1, wherein: an EVA foam cotton shock pad (2.1) is arranged between the cooling fan (2) and the ventilation wall.
5. The vehicle-mounted start-up battery structure of claim 1, wherein: the through holes are uniformly distributed on the ventilation wall.
6. The vehicle-mounted start-up battery structure of claim 1, wherein: a filter screen (6) is arranged on the other surface of the ventilation wall opposite to the installation surface of the cooling fan (2).
7. The vehicle-mounted start-up battery structure of claim 1, wherein: the other group of opposite walls in the four side walls of the box body (1) are radiating walls, and radiating fins (1.1) are arranged on the outer sides of the radiating walls.
8. The vehicle-mounted start-up battery structure of claim 1, wherein: the heating film is a pi heating film (7), and the pi heating film (7) is adhered to the side wall of the lithium battery cell (3) through 3M glue.
9. The vehicle-mounted start-up battery structure of claim 8, wherein: and a gap (7.1) is formed in the pi heating film (7) to expose the side wall of the lithium battery core (3).
10. The vehicle-mounted start-up battery structure of claim 1, wherein: the bottom surface of the box body (1) is provided with a plurality of battery cell mounting seats (4), and each battery cell mounting seat (4) comprises a multi-petal arc clamping piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321074013.4U CN219696548U (en) | 2023-05-08 | 2023-05-08 | Vehicle starting battery structure capable of efficiently adjusting temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321074013.4U CN219696548U (en) | 2023-05-08 | 2023-05-08 | Vehicle starting battery structure capable of efficiently adjusting temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219696548U true CN219696548U (en) | 2023-09-15 |
Family
ID=87942922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321074013.4U Active CN219696548U (en) | 2023-05-08 | 2023-05-08 | Vehicle starting battery structure capable of efficiently adjusting temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219696548U (en) |
-
2023
- 2023-05-08 CN CN202321074013.4U patent/CN219696548U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |