CN219959123U - Quick-charge and quick-discharge lithium battery pack - Google Patents
Quick-charge and quick-discharge lithium battery pack Download PDFInfo
- Publication number
- CN219959123U CN219959123U CN202223304432.0U CN202223304432U CN219959123U CN 219959123 U CN219959123 U CN 219959123U CN 202223304432 U CN202223304432 U CN 202223304432U CN 219959123 U CN219959123 U CN 219959123U
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- Prior art keywords
- battery pack
- heat dissipation
- fast
- casing
- charge
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 36
- 238000009434 installation Methods 0.000 claims abstract description 41
- 239000000428 dust Substances 0.000 claims abstract description 18
- 238000001816 cooling Methods 0.000 claims abstract description 9
- 238000001514 detection method Methods 0.000 claims abstract description 4
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 230000017525 heat dissipation Effects 0.000 claims description 72
- 238000007599 discharging Methods 0.000 claims description 9
- 230000005855 radiation Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory 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)
- Battery Mounting, Suspending (AREA)
Abstract
The utility model relates to the technical field of lithium batteries, in particular to a fast-charge and fast-discharge lithium battery pack. Including two group battery installation casings, both sides of group battery installation casing all are provided with a plurality of radiating parts, are connected with intermediate junction casing between two group battery installation casings, and the inboard of group battery installation casing is provided with dustproof heating panel, and the both sides of intermediate junction casing are provided with temperature detection mechanism, and the one end of intermediate junction casing is provided with the controller, is provided with battery pack between two group battery installation casings. The battery pack mounting shell is internally provided with the plurality of radiating fans, so that the battery pack can be subjected to air cooling and radiating in time, the radiating efficiency is high, electric elements in the battery pack can be protected, and through the structural design of the dustproof radiating holes, heat in the battery pack mounting shell can pass through the dustproof radiating holes and simultaneously can be prevented from directly entering the battery pack mounting shell by external dust, so that electronic elements in the battery pack mounting shell can be protected.
Description
Technical Field
The utility model relates to the technical field of lithium batteries, in particular to a fast-charge and fast-discharge lithium battery pack.
Background
At present, the charging equipment has better economic, social and environmental protection effects, the application range of the lithium battery is wider, and the use amount of the lithium battery pack in various industries of society is larger.
The fast charging battery pack with the publication number of CN211743223U adopts a battery pack mode, and when in charging, the external source voltage can directly charge the single lithium battery in the battery pack, so that the charging efficiency is high and the charging speed is high. Meanwhile, the built-in cooling fan of the battery pack can timely cool the battery pack, the cooling efficiency is high, and the battery pack can be widely applied to the field of rechargeable batteries.
In summary, the following technical problems exist in the prior art: at present, a great amount of heat is easy to generate in the charging and discharging process of the lithium battery pack, and the existing battery pack is mostly poor in heat dissipation effect, so that the battery is easy to cause harm due to explosion caused by overheat during use; and most of traditional battery packs have poor dustproof effect, and the battery packs are easy to accumulate dust after long-time use, so that the performance of the battery packs is reduced.
Disclosure of Invention
The utility model aims to provide a fast-charge and fast-discharge lithium battery pack, and generally aims to solve the technical problems in the background technology.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a quick charge and quick release lithium battery pack, includes two battery pack installation casings, battery pack installation casing's both sides all are provided with a plurality of radiating parts, two be connected with the intermediate junction casing between the battery pack installation casing, battery pack installation casing's inboard is provided with dustproof heating panel, the both sides of intermediate junction casing are provided with temperature detection mechanism, the one end of intermediate junction casing is provided with the controller, two be provided with battery pack between the battery pack installation casing.
Preferably, the battery pack comprises a battery pack mounting frame and a plurality of single lithium batteries, wherein the single lithium batteries are arranged in the battery pack mounting frame, a plurality of radiating hole groups are formed in the inner side of the battery pack mounting frame, the battery pack mounting shell and the middle connecting shell are fixedly connected through a plurality of connecting pins, and one end of the battery pack mounting shell, which is positioned at the top, is provided with a charge-discharge change-over switch.
Preferably, the heat dissipation hole group includes a plurality of horizontal heat dissipation holes and a plurality of vertical heat dissipation holes, the diameters of the horizontal heat dissipation holes and the vertical heat dissipation holes are the same, and the central axes of the vertical heat dissipation holes and the horizontal heat dissipation holes are located in the same vertical plane.
Preferably, the radiating part comprises a plurality of radiating components, each radiating component comprises a dust cover and a temperature detector, a plurality of radiating installation grooves are uniformly distributed on two sides of the battery pack installation shell, a plurality of radiating installation grooves are formed in the inner sides of the radiating installation grooves, a dust cover and a radiating fan are assembled on the inner sides of the radiating installation grooves, the radiating fan is positioned on the same radiating installation groove, the radiating fan is rotationally connected with the dust cover, the dust cover is fixedly connected with the battery pack installation shell, an anode, a cathode and a resistor are arranged inside the battery pack installation shell, a plurality of radiating fans are connected in parallel with each other and then connected in series with the resistor, and a plurality of single lithium batteries are connected in parallel and then connected in series with the plurality of radiating fans and the resistor in parallel.
Preferably, a plurality of temperature detectors are installed on two sides of the middle connection shell, a plurality of temperature detectors are connected in series and then connected with the controller through wires, and a plurality of cooling fans are connected in parallel and then connected with the controller through wires.
Preferably, a plurality of dustproof heat dissipation holes are uniformly distributed in the dustproof heat dissipation plate, the top and the bottom of the dustproof heat dissipation holes are vertically arranged, and the middle of the dustproof heat dissipation holes is obliquely arranged.
It can be clearly seen that the technical problems to be solved by the present utility model can be necessarily solved by the above-mentioned technical solutions of the present utility model.
Meanwhile, through the technical scheme, the utility model has at least the following beneficial effects:
1. the utility model adopts a battery pack mode, when in charging, the external voltage can directly charge the single lithium batteries in the battery assembly, the charging efficiency is high, the charging speed is high, when in discharging, as a plurality of single lithium batteries are connected in parallel, the total resistance of the parallel connection is smaller than the resistance of any single lithium battery, the discharging current is large, and the discharging speed is high.
2. According to the utility model, the plurality of cooling fans are arranged in the battery assembly, so that the battery assembly can be subjected to air cooling and heat dissipation in time, and the heat dissipation efficiency is high, so that the electric elements in the battery assembly are protected.
3. According to the utility model, through the structural design of the horizontal radiating holes and the vertical radiating holes, wind generated by the radiating fan can penetrate through the inside of the battery pack mounting frame and penetrate through the horizontal radiating holes and the vertical radiating holes when the battery pack mounting frame is used, so that part of heat in the battery pack mounting frame is taken away, and the radiating effect is increased.
4. According to the utility model, through the structural design of the dustproof heat dissipation holes, heat in the battery pack installation shell can pass through the dustproof heat dissipation holes and simultaneously can prevent external dust from directly entering the battery pack installation shell, so that electronic elements in the battery pack installation shell are protected.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic illustration of the present utility model;
FIG. 2 is an exploded view of the present utility model;
FIG. 3 is a schematic view of a dust cap and a radiator fan according to the present utility model;
FIG. 4 is a schematic view of a dustproof heat dissipation plate and dustproof heat dissipation holes according to the present utility model;
fig. 5 is a schematic view of a battery pack mounting bracket, horizontal heat dissipation holes, and vertical heat dissipation holes of the present utility model.
In the figure: 1. a battery pack mounting case; 2. a middle connecting shell; 3. a controller; 4. a dust cover; 5. a temperature detector; 6. a connecting pin; 7. a battery pack mounting rack; 8. a heat radiation fan; 9. dustproof heat dissipation plate; 10. a horizontal heat dissipation hole; 11. vertical heat dissipation holes; 12. dustproof heat dissipation holes; 13. a charge-discharge changeover switch; 14. and a single lithium battery.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Example 1:
referring to fig. 1 to 5, a fast charge and fast discharge lithium battery pack comprises two battery pack mounting cases 1, and is characterized in that a plurality of heat dissipation parts are arranged on two sides of each battery pack mounting case 1, a middle connecting case 2 is connected between the two battery pack mounting cases 1, a dustproof heat dissipation plate 9 is arranged on the inner side of each battery pack mounting case 1, a temperature detection mechanism is arranged on two sides of each middle connecting case 2, a controller 3 is arranged at one end of each middle connecting case 2, and a battery assembly is arranged between the two battery pack mounting cases 1, so that the battery pack can be charged and discharged rapidly, and the inside of each battery pack mounting case 1 can be effectively dissipated when the battery pack is used;
the battery assembly comprises a battery pack mounting frame 7 and a plurality of single lithium batteries 14, wherein the plurality of single lithium batteries 14 are arranged in the battery pack mounting frame 7, a plurality of radiating hole groups are formed in the inner side of the battery pack mounting frame 7, the battery pack mounting shell 1 and the middle connecting shell 2 are fixedly connected through a plurality of connecting pins 6, a charge-discharge change-over switch 13 is arranged at one end of the battery pack mounting shell 1 positioned at the top, and an external power supply can charge the plurality of single lithium batteries 14 respectively during charging, so that the charging efficiency is improved;
the heat dissipation hole group comprises a plurality of horizontal heat dissipation holes 10 and a plurality of vertical heat dissipation holes 11, the diameters of the horizontal heat dissipation holes 10 and the vertical heat dissipation holes 11 are the same, the central axes of the plurality of vertical heat dissipation holes 11 and the plurality of horizontal heat dissipation holes 10 are positioned in the same vertical plane, and heat in the battery pack mounting frame 7 can be released to the outside through the horizontal heat dissipation holes 10 and the vertical heat dissipation holes 11, so that heat dissipation is carried out in the battery pack mounting frame 7;
the heat dissipation part comprises a plurality of heat dissipation components, each heat dissipation component comprises a dust cover 4 and a temperature detector 5, a plurality of heat dissipation installation grooves are uniformly formed in two sides of the battery pack installation shell 1, a dust cover 4 and a heat dissipation fan 8 are arranged on the inner sides of the plurality of heat dissipation installation grooves, the heat dissipation fans 8 positioned on the inner sides of the same heat dissipation installation groove are rotationally connected with the dust cover 4, the dust cover 4 is fixedly connected with the battery pack installation shell 1, an anode, a cathode and a resistor are arranged in the battery pack installation shell 1, the plurality of heat dissipation fans 8 are connected in parallel with each other and then connected in series with the resistor, a plurality of single lithium batteries 14 are connected in parallel and then connected in series with the plurality of heat dissipation fans 8 and the resistor in parallel, and the sum of parallel resistors is smaller than any resistor in parallel connection, so that the discharge current is increased, and the discharge speed is improved;
the two sides of the middle connection shell 2 are provided with a plurality of temperature detectors 5, the temperature detectors 5 are connected in series and then connected with the controller 3 through wires, the heat dissipation fans 8 are connected in parallel so that the heat dissipation fans 8 work respectively and do not affect each other, when one or more of the heat dissipation fans 8 are broken, the heat dissipation fans 8 do not affect each other, and the interior of the battery pack installation shell 1 can be still dissipated;
the inside equipartition of dustproof heating panel 9 has offered a plurality of dustproof louvre 12, and the top and the bottom of dustproof louvre 12 are vertical setting, and the middle part of dustproof louvre 12 is 45 slope setting, and when the inside gas with the outside of group battery installation casing 1 exchanges, outside dust can fall in the slope section of dustproof louvre 12, can't get into inside group battery installation casing 1 to dustproof effect has been played well.
From the above, it can be seen that:
the implementation process of the technical scheme is as follows:
when the interior of the battery pack mounting shell 1 is subjected to heat radiation, the heat radiation fan 8 is started to radiate the interior of the battery pack mounting shell 1, and part of heat in the battery pack mounting frame 7 is taken away by wind generated by the heat radiation fan 8 through the horizontal heat radiation holes 10 and the vertical heat radiation holes 11 and is subjected to air exchange with the outside from the dustproof heat radiation holes 12;
the temperature detector 5 detects the temperature inside the battery pack mounting housing 1, the detected temperature signal is transmitted to the controller 3 through a wire, and the controller 3 feeds back and generates instructions to control the rotating speed of the cooling fan 8, so that the temperature inside the battery pack mounting housing 1 is regulated;
when in charging, the charging and discharging switch 13 is closed, the charging and discharging switch 13 shorts the resistor, the external voltage is directly connected to two ends of the single lithium battery 14 for independent charging, meanwhile, the cooling fan 8 starts to rotate to cool each single lithium battery 14 in charging, the external voltage directly charges the single lithium battery 14, the charging efficiency is high, the charging speed is high, when in discharging, the charging and discharging switch 13 is disconnected, the resistor is connected into a circuit, and damage to electrical components caused by overlarge output current when a battery assembly is discharged is prevented;
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 therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a fast charge and fast discharge lithium battery pack, includes two battery pack installation casing (1), its characterized in that, the both sides of battery pack installation casing (1) all are provided with a plurality of radiating parts, two be connected with intermediate junction casing (2) between battery pack installation casing (1), the inboard of battery pack installation casing (1) is provided with dustproof heating panel (9), the both sides of intermediate junction casing (2) are provided with temperature detection mechanism, the one end of intermediate junction casing (2) is provided with controller (3), two be provided with battery pack between battery pack installation casing (1).
2. The fast-charge and fast-discharge lithium battery pack according to claim 1, wherein the battery assembly comprises a battery pack mounting frame (7) and a plurality of single lithium batteries (14), the plurality of single lithium batteries (14) are arranged in the battery pack mounting frame (7), a plurality of heat dissipation hole groups are formed in the inner side of the battery pack mounting frame (7), the battery pack mounting shell (1) is fixedly connected with the middle connecting shell (2) through a plurality of connecting pins (6), and a charge and discharge change-over switch (13) is arranged at one end of the battery pack mounting shell (1) at the top.
3. The fast-charge and fast-discharge lithium battery pack according to claim 2, wherein the heat dissipation hole group comprises a plurality of horizontal heat dissipation holes (10) and a plurality of vertical heat dissipation holes (11), the diameters of the horizontal heat dissipation holes (10) and the vertical heat dissipation holes (11) are the same, and the central axes of the plurality of vertical heat dissipation holes (11) and the plurality of horizontal heat dissipation holes (10) are located in the same vertical plane.
4. The fast-charging and fast-discharging lithium battery pack according to claim 2, wherein the heat dissipation part comprises a plurality of heat dissipation components, each heat dissipation component comprises a dust cover (4) and a temperature detector (5), a plurality of heat dissipation installation grooves are uniformly distributed on two sides of the battery pack installation shell (1), a dust cover (4) and a heat dissipation fan (8) are arranged on the inner sides of a plurality of heat dissipation installation grooves, the heat dissipation fans (8) located on the inner sides of the same heat dissipation installation grooves are rotationally connected with the dust cover (4), the dust cover (4) is fixedly connected with the battery pack installation shell (1), an anode, a cathode and a resistor are arranged inside the battery pack installation shell (1), a plurality of heat dissipation fans (8) are mutually connected in parallel and then connected with the resistor in series, and a plurality of single lithium batteries (14) are connected in parallel and then connected with the plurality of heat dissipation fans (8) and the resistor in series.
5. The fast-charge and fast-discharge lithium battery pack according to claim 4, wherein a plurality of temperature detectors (5) are installed on both sides of the intermediate connection housing (2), the temperature detectors (5) are connected in series and then connected with the controller (3) through wires, and the cooling fans (8) are connected in parallel and then connected with the controller (3) through wires.
6. The quick-charge and quick-discharge lithium battery pack according to claim 1, wherein a plurality of dustproof heat dissipation holes (12) are uniformly distributed in the dustproof heat dissipation plate (9), the top and the bottom of each dustproof heat dissipation hole (12) are vertically arranged, and the middle of each dustproof heat dissipation hole (12) is obliquely arranged at 45 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223304432.0U CN219959123U (en) | 2022-12-09 | 2022-12-09 | Quick-charge and quick-discharge lithium battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223304432.0U CN219959123U (en) | 2022-12-09 | 2022-12-09 | Quick-charge and quick-discharge lithium battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219959123U true CN219959123U (en) | 2023-11-03 |
Family
ID=88552704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223304432.0U Active CN219959123U (en) | 2022-12-09 | 2022-12-09 | Quick-charge and quick-discharge lithium battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219959123U (en) |
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2022
- 2022-12-09 CN CN202223304432.0U patent/CN219959123U/en active Active
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