CN220326099U - Conductive radiator and lithium battery protection board - Google Patents
Conductive radiator and lithium battery protection board Download PDFInfo
- Publication number
- CN220326099U CN220326099U CN202321538101.5U CN202321538101U CN220326099U CN 220326099 U CN220326099 U CN 220326099U CN 202321538101 U CN202321538101 U CN 202321538101U CN 220326099 U CN220326099 U CN 220326099U
- Authority
- CN
- China
- Prior art keywords
- conductive
- lithium battery
- battery protection
- radiator
- 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.)
- Active
Links
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 35
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 229910052751 metal Inorganic materials 0.000 claims abstract description 16
- 239000002184 metal Substances 0.000 claims abstract description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 229910000679 solder Inorganic materials 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 229910001369 Brass Inorganic materials 0.000 claims description 4
- 239000010951 brass Substances 0.000 claims description 4
- 239000004519 grease Substances 0.000 claims description 3
- 238000007747 plating Methods 0.000 claims description 3
- 229920001296 polysiloxane Polymers 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000017525 heat dissipation Effects 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 235000004522 Pentaglottis sempervirens Nutrition 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 150000002641 lithium Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000005855 radiation 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
Landscapes
- Secondary Cells (AREA)
Abstract
An electrically conductive radiator is applied in the lithium battery protection board, includes: conductive metal strips, radiating fins and heat conducting plates; one or more radiating fins are arranged on the upper side of the conductive metal strip; the lower side of the conductive metal strip is a flat plane; the heat conducting plate is connected with the radiating fins. A lithium battery protection plate is welded with the above-mentioned conductive radiator. The conductive radiator is arranged at the output end and/or the output end of the switch tube of the lithium battery protection plate; the heat conducting plate of the electric conduction radiator is abutted on the switch tube. The beneficial effects are that: the conductive radiator provided by the utility model can radiate heat and increase the conductivity, and one element realizes the functions of two elements, so that the cost is saved.
Description
Technical Field
The utility model belongs to the technical field of heat dissipation of lithium battery protection boards, and particularly relates to a conductive heat radiator and a lithium battery protection board.
Background
The lithium battery is required to be provided with a protection plate, a plurality of switching tubes are arranged on the protection plate of a plurality of high-power lithium batteries, and in a high-current working environment, a plurality of switching tubes can generate a large amount of heat, and in order to improve the heat dissipation capacity, a plurality of lithium battery protection plates are provided with heat sinks. In addition, the copper foil on the PCB can not bear too much current, and in order to meet the use environment of large current, a plurality of lithium battery protection plates can be welded with the conductive copper bars so as to improve the conductivity.
How to integrate the radiator and the conductive copper bar into a whole can not only dissipate heat but also increase the conductive capacity, thereby saving the cost.
Disclosure of Invention
In order to solve the above problems, the present utility model provides a conductive heat sink applied to a lithium battery protection board, comprising: conductive metal strips, radiating fins and heat conducting plates;
one or more radiating fins are arranged on the upper side of the conductive metal strip;
the lower side of the conductive metal strip is a flat plane;
the heat conducting plate is connected with the radiating fins.
Further, the conductive radiator is characterized by further comprising:
the material of the conductive radiator is pure copper or brass.
Further, the conductive radiator is characterized by further comprising:
the conductive radiator is made of aluminum alloy, and a plating layer which is easy to solder is plated on the lower side of the conductive metal strip.
Another aspect of the present utility model provides a lithium battery protection plate, which is characterized in that the lithium battery protection plate is welded with the conductive heat sink according to the first aspect of the present utility model.
Further, the lithium battery protection plate is characterized by further comprising:
the conductive radiator is arranged at the output end and/or the output end of the switch tube of the lithium battery protection plate;
the heat conducting plate of the electric conduction radiator is abutted on the switch tube.
Further, the lithium battery protection plate is characterized by further comprising:
and heat conduction silicone grease is coated between the heat conduction plate and the switch tube.
The application of the utility model has the following advantages:
the conductive radiator provided by the utility model can radiate heat and increase the conductivity, and one element realizes the functions of two elements, so that the cost is saved.
Under the same conditions, the lithium battery protection board provided with the conductive radiator has better heat radiation capability and almost does not increase the cost.
The conductive radiator provided by the utility model is installed, and the radiator can be not installed any more.
Drawings
It is evident that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art;
fig. 1 is a schematic structural diagram of a side surface of a conductive heat spreader according to the present utility model;
fig. 2 is a schematic structural diagram of the front surface of the conductive heat spreader according to the present utility model;
fig. 3 is a schematic view of a bird's eye view structure of a lithium battery protection plate according to the present utility model;
fig. 4 is a schematic side view of a lithium battery protection plate according to the present utility model;
reference numerals illustrate:
1-a conductive metal strip; 2-radiating fins; 11-upper side; 12-underside; a 100-lithium battery protection plate;
110-a conductive heat sink; 3-a heat-conducting plate; 102-switching tube.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Preferred embodiments of the present utility model are shown in the drawings. This utility model 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. It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element. It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model. All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
Referring to fig. 1 and 2, the present utility model provides a conductive heat sink applied in a lithium battery protection board, which is characterized by comprising: conductive metal strips, radiating fins and heat conducting plates;
one or more radiating fins are arranged on the upper side of the conductive metal strip; the radiating fins are used for increasing the contact area with air, so that the radiating capacity is improved;
the lower side of the conductive metal strip is a flat plane; the flat plane is convenient to weld on a PCB of the lithium battery protection board, so that the flat plane can be used as a conductor, and the conductivity is improved;
the heat conducting plate is connected with the radiating fins, so that heat of the switch tube can be radiated through the radiating fins; the heat conducting plate has a heat dissipation function.
Further, the conductive radiator is characterized by further comprising:
the conductive radiator is made of pure copper or brass; pure copper or brass has good electric conductivity and heat conductivity, and is easy to solder.
Further, the conductive radiator is characterized by further comprising:
the conductive radiator is made of aluminum alloy, and a plating layer which is easy to solder is plated on the lower side of the conductive metal strip, so that the conductive radiator is convenient to weld on the lithium battery protection board; the aluminum alloy has good electric conductivity and heat conductivity, but is not easy to solder, so that a layer of copper or nickel which is easy to solder is required to be plated.
Referring to fig. 3 and 4, another aspect of the present utility model provides a lithium battery protection board, which is characterized in that the lithium battery protection board is welded with the conductive heat sink according to the first aspect of the present utility model.
Further, the lithium battery protection plate is characterized by further comprising:
the conductive radiator is arranged at the output end and/or the output end of the switch tube of the lithium battery protection plate and is used for providing a conductive function;
the heat conducting plate of the electric conduction radiator is abutted on the switch tube, so that heat of the switch tube can be radiated through the radiating fins.
Further, the lithium battery protection plate is characterized by further comprising:
and heat conduction silicone grease is coated between the heat conduction plate and the switch tube so as to improve heat conduction performance.
It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (6)
1. A conductive heat sink for use in a lithium battery protection plate, comprising: the heat conducting metal strip (1), the radiating fin (2) and the heat conducting plate (3);
the upper side (11) of the conductive metal strip (1) is provided with one or more radiating fins (2);
the underside (12) of the conductive metal strip (1) is a flat plane;
the heat conducting plate (3) is connected with the radiating fins (2).
2. A conductive heat sink as recited in claim 1, further comprising:
the material of the conductive radiator is pure copper or brass.
3. A conductive heat sink as recited in claim 1, further comprising:
the conductive radiator is made of aluminum alloy, and the lower side (12) of the conductive metal strip (1) is plated with a plating layer which is easy to solder.
4. A lithium battery protection plate, characterized in that the lithium battery protection plate (100) is welded with a conductive heat sink (110) according to any one of claims 1 to 3.
5. The lithium battery protection plate according to claim 4, further comprising:
the conductive radiator is arranged at the output end and/or the output end of a switch tube (102) of the lithium battery protection plate;
the heat conducting plate (3) of the electric conduction radiator (110) is abutted on the switch tube (102).
6. The lithium battery protection plate according to claim 5, further comprising:
and heat conduction silicone grease is coated between the heat conduction plate (3) and the switch tube (102).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2022221687339 | 2022-08-17 | ||
| CN202222168733 | 2022-08-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220326099U true CN220326099U (en) | 2024-01-09 |
Family
ID=86982551
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320048548.8U Active CN219305304U (en) | 2022-08-17 | 2023-01-09 | Conductive radiator and lithium battery protection board |
| CN202321538101.5U Active CN220326099U (en) | 2022-08-17 | 2023-06-16 | Conductive radiator and lithium battery protection board |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320048548.8U Active CN219305304U (en) | 2022-08-17 | 2023-01-09 | Conductive radiator and lithium battery protection board |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN219305304U (en) |
-
2023
- 2023-01-09 CN CN202320048548.8U patent/CN219305304U/en active Active
- 2023-06-16 CN CN202321538101.5U patent/CN220326099U/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN219305304U (en) | 2023-07-04 |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |