CN220065819U - Heat radiation structure for soft package lithium battery - Google Patents
Heat radiation structure for soft package lithium battery Download PDFInfo
- Publication number
- CN220065819U CN220065819U CN202321702566.XU CN202321702566U CN220065819U CN 220065819 U CN220065819 U CN 220065819U CN 202321702566 U CN202321702566 U CN 202321702566U CN 220065819 U CN220065819 U CN 220065819U
- Authority
- CN
- China
- Prior art keywords
- heat dissipation
- device shell
- battery
- shell
- heat
- 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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Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 25
- 230000005855 radiation Effects 0.000 title claims abstract description 21
- 230000017525 heat dissipation Effects 0.000 claims abstract description 37
- 238000001914 filtration Methods 0.000 claims abstract description 12
- 238000009423 ventilation Methods 0.000 claims description 10
- 239000007779 soft material Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 230000000191 radiation effect Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000003014 reinforcing effect Effects 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
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- Secondary Cells (AREA)
Abstract
The utility model discloses a heat radiation structure for a soft-package lithium battery, which belongs to the technical field of soft-package lithium batteries and comprises a device shell, wherein heat radiation holes are formed in the surface of the device shell, friction rod grooves are formed in two sides of the top of the device shell, filtering baffles are arranged on two sides of the device shell, a circuit connecting ring is arranged in the device shell, and a heat radiation fan is electrically connected to the front end of the circuit connecting ring; through setting up mechanisms such as protection shell plate, heat dissipation fan for its device can effectually dispel the heat to its inside when using, and according to the difference of actual use condition, can also carry out two-way operation, self-cooling or dispose the heat dissipation through the setting of heat dissipation fan, effectually solved in the background art put forward if go to dispel the heat to the battery with reference to current device, not only too bulky in the volume, be difficult to be fit for the majority service scenario of its battery, the bulk size also can influence the radiating problem of device.
Description
Technical Field
The utility model relates to the technical field of soft-package lithium batteries, in particular to a heat dissipation structure for a soft-package lithium battery.
Background
The soft package lithium battery is only a layer of polymer shell sleeved on the liquid lithium ion battery, is structurally packaged by adopting an aluminum plastic film, and can only be inflated to split at most under the condition of potential safety hazard, and has various advantages, such as: the safety performance is good, and the explosion can not happen like a steel shell aluminum shell battery cell; the weight of the soft package battery is 40% lighter than that of a steel shell lithium battery with the same capacity, and 20% lighter than that of an aluminum shell battery; the capacity of the soft-package battery is 10-15% higher than that of a steel shell battery with the same specification and size, and 5-10% higher than that of an aluminum shell battery; the internal resistance of the soft package battery is smaller than that of the lithium battery, so that the self-consumption of the battery is greatly reduced; flexible design, and the shape of the soft package battery can be customized according to the requirements of customers
The patent publication No. CN218456087U discloses a heat radiation structure for a soft package lithium battery, wherein the heat radiation effect of the traditional soft package lithium battery is poor when the soft package lithium battery is used, the lithium battery is damaged due to the fact that heat is easily accumulated, and the expansion protection effect of the traditional soft package lithium battery is easily affected due to the fact that the stability effect of the traditional soft package lithium battery is poor due to the influence of the heat radiation structure;
however, we have found that when the battery is actually used, the internal structure of the soft-package lithium battery is mainly a polymeric lithium ion battery core, and a large amount of heat can be emitted during charging or using, so that even if the battery is arranged according to the reference patent, the heat dissipation of the battery cannot be fully solved, and if the battery is cooled according to the existing device, the battery is excessively bulky in volume, so that the battery is difficult to adapt to most of use scenes of the battery, and the heat dissipation of the device is also influenced by the bulky body type;
therefore, a portable and convenient-to-store heat dissipation structure for a soft package lithium battery is designed.
Disclosure of Invention
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a heat radiation structure for soft packet lithium cell, includes the device casing, the louvre has been seted up to the surface of device casing, the top both sides of device casing are provided with friction lever groove, the both sides of device casing are provided with filtering baffle, the inside of device casing is provided with the circuit connection circle, the front end electric connection of circuit connection circle has the heat dissipation fan, the periphery of device casing is provided with the heating panel;
further, ventilation pore channels are formed in the radiating holes, a protection shell plate is arranged at the top of the device shell, and the ventilation pore channels are formed in the protection shell plate.
Further, the heat dissipation fan is arranged in the heat dissipation plate, and the heat dissipation plate is used for limiting the top support used by the heat dissipation fan.
Further, the inside of device casing is provided with the battery, the four corners of device casing is provided with the guard ring, the setting of guard ring is used for the protection to the device casing use.
Further, a threaded friction block is arranged on the surface of the friction rod groove, and the friction rod groove is made of soft materials.
Further, the number of the filtering baffles is eight, and the filtering baffles are distributed on two sides of the device shell in groups of four.
In summary, the utility model has the following beneficial effects:
through setting up mechanisms such as protection shell plate, heat dissipation fan for its device can effectually dispel the heat to its inside when using, and according to the difference of actual use condition, can also carry out two-way operation, self-cooling or dispose the heat dissipation through the setting of heat dissipation fan, effectually solved in the background art put forward if go to dispel the heat to the battery with reference to current device, not only too bulky in the volume, be difficult to be fit for the majority service scenario of its battery, the bulk size also can influence the radiating problem of device.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the internal cross-sectional structure of the device housing of the present utility model;
fig. 3 is a schematic view of a friction lever groove partially enlarged structure of the present utility model.
In the figure:
1. a device housing; 2. a heat radiation hole; 3. a friction bar groove; 4. a filtering baffle; 5. a circuit connection ring; 6. a heat dissipation fan; 7. a heat dissipation plate; 8. a protective shell plate; 9. a ventilation duct; 10. a protective ring; 11. a battery; 12. a threaded friction block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Examples:
the utility model is described in further detail below with reference to fig. 1-3.
Referring to fig. 1-3, the present utility model provides a technical solution: 1-3, a heat radiation structure for a soft package lithium battery comprises a device shell 1, wherein heat radiation holes 2 are formed in the surface of the device shell 1, friction rod grooves 3 are formed in two sides of the top of the device shell 1, filtering baffles 4 are arranged on two sides of the device shell 1, a circuit connecting ring 5 is arranged in the device shell 1, a heat radiation fan 6 is electrically connected to the front end of the circuit connecting ring 5, and a heat radiation plate 7 is arranged on the periphery of the device shell 1;
in this embodiment, through so setting for the device can effectually support battery 11 through device casing 1 when using, and protection shell plate 8 is the gas permeability material, and the silicone grease has been paintd to the bottom of protection shell plate 8 for the heat dissipation to battery 11 use, and this simultaneously, through ventilation duct 9's gas permeability setting and protection shell plate 8's elasticity setting, when reinforcing battery 11 heat dissipation, have can consolidate battery 11's use, with this result of use of having guaranteed the device.
As shown in fig. 1-3, a ventilation duct 9 is arranged in the heat dissipation hole 2, a protection shell plate 8 is arranged at the top of the device shell 1, and the ventilation duct 9 is arranged in the protection shell plate 8;
in this embodiment, through so setting, guaranteed that the device can be effectual when using ventilative through the setting of ventilation duct 9 to the junction of protection shell plate 8 and battery 11, and then improved the radiating effect of device.
As shown in fig. 1-3, the heat dissipation fan 6 is arranged inside the heat dissipation plate 7, and the heat dissipation plate 7 is used for limiting the top support used by the heat dissipation fan 6;
in this embodiment, through so setting for the device can effectually dispel the heat its heat fan 6 to the inside battery 11 of device casing 1 when using, and circuit connection circle 5 controls the use of heat fan 6, and heat fan 6 activity joint is in the inside of battery 11, when external power supply, can install heat fan 6 and carry out supporting use in the inside of device casing 1, and when no external power supply, heat fan 6 can dismantle from the inside of heating panel 7 this moment, with the ventilation effect of this assurance device.
As shown in fig. 1-3, a battery 11 is arranged in the device housing 1, protection rings 10 are arranged at four corners of the device housing 1, and the protection rings 10 are used for protecting the device housing 1;
in this embodiment, through so setting for its device is when using guard ring 10 can protect the peripheral sharp angle of heating panel 7, so avoided the device to carry the easy problem that has the potential safety hazard when using.
As shown in fig. 1-3, the surface of the friction rod groove 3 is provided with a threaded friction block 12, and the friction rod groove 3 is made of soft materials;
in this embodiment, through so setting for the device can effectually increase the placing friction of its device through the setting of friction bar groove 3 when using, avoided device casing 1 to put the device casing 1 and appear easily to scratch away the problem when using in the plane, so ensured the safety in utilization of device, also strengthened the safety in utilization of device.
As shown in fig. 1-3, the number of filtering baffles 4 is eight and distributed on both sides of the device housing 1 in groups of four;
in this embodiment, through so setting for the device can effectually pass through the setting of filtering baffle 4 when using, make it can play the shielding effect to battery 11 after heat dissipation fan 6 is dismantled when using, can also effectually protect its battery 11 after accomplishing the support function, avoid too much dust to get into, with it slows down the inside deposition process of device casing 1.
Working principle: when the device is used, firstly, the whole device shell 1 is a protection framework for the battery 11, the device shell 1 is an assembled and spliced main body of the heat radiation plate 7, when the device shell 1 is sheathed on the surface of the battery 11, the battery 11 can be seen to be cooled through the heat radiation holes 2 when the battery 11 is normally connected with a power supply, and meanwhile, the filtering baffle 4 is slidably mounted in the device shell 1 and can be taken down, when the device shell 1 is fixedly mounted, the circuit connection ring 5 is connected with a power supply, so that the circuit connection ring 5 can drive the heat radiation fan 6 to use, the circuit connection ring 5 and the heat radiation fan 6 are assembled and disassembled, the heat radiation fan 6 can be used by the same group of power supplies, so that the heat radiation effect of the battery can be ensured, when the battery 11 is cooled, the protection shell plate 8 can be cooled through the heat radiation effect of the battery through the heat radiation hole 9, and the heat radiation effect of the device can be improved only by building an air duct of the device 1 through the heat radiation fan 6 after the bottom of the protection shell plate 8 is attached to the surface of the battery 11.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (6)
1. The utility model provides a heat radiation structure for soft packet of lithium cell, includes device casing (1), its characterized in that: the device comprises a device shell (1), wherein a heat dissipation hole (2) is formed in the surface of the device shell (1), friction rod grooves (3) are formed in two sides of the top of the device shell (1), filtering baffles (4) are arranged on two sides of the device shell (1), a circuit connection ring (5) is arranged in the device shell (1), a heat dissipation fan (6) is electrically connected to the front end of the circuit connection ring (5), and a heat dissipation plate (7) is arranged on the periphery of the device shell (1).
2. The heat dissipation structure for a soft pack lithium battery according to claim 1, wherein: the inside of louvre (2) is provided with ventilation duct (9), the top of device casing (1) is provided with protection shell plate (8), ventilation duct (9) are seted up in the inside of protection shell plate (8).
3. The heat dissipation structure for a soft pack lithium battery according to claim 2, wherein: the heat dissipation fan (6) is arranged in the heat dissipation plate (7), and the heat dissipation plate (7) is used for limiting the top support used by the heat dissipation fan (6).
4. A heat dissipation structure for a soft pack lithium battery as defined in claim 3, wherein: the device is characterized in that a battery (11) is arranged in the device shell (1), protection rings (10) are arranged at four corners of the device shell (1), and the protection rings (10) are used for protecting the device shell (1).
5. The heat dissipation structure for a soft pack lithium battery according to claim 4, wherein: the surface of the friction rod groove (3) is provided with a threaded friction block (12), and the friction rod groove (3) is made of soft materials.
6. The heat dissipation structure for a soft pack lithium battery according to claim 5, wherein: the number of the filtering baffles (4) is eight, and the filtering baffles are distributed on two sides of the device shell (1) in groups of four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321702566.XU CN220065819U (en) | 2023-07-01 | 2023-07-01 | Heat radiation structure for soft package lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321702566.XU CN220065819U (en) | 2023-07-01 | 2023-07-01 | Heat radiation structure for soft package lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220065819U true CN220065819U (en) | 2023-11-21 |
Family
ID=88761059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321702566.XU Active CN220065819U (en) | 2023-07-01 | 2023-07-01 | Heat radiation structure for soft package lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220065819U (en) |
-
2023
- 2023-07-01 CN CN202321702566.XU patent/CN220065819U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |