CN211700377U - High-efficient cooling system mounting structure of motorcycle lithium cell - Google Patents
High-efficient cooling system mounting structure of motorcycle lithium cell Download PDFInfo
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- CN211700377U CN211700377U CN202020513112.8U CN202020513112U CN211700377U CN 211700377 U CN211700377 U CN 211700377U CN 202020513112 U CN202020513112 U CN 202020513112U CN 211700377 U CN211700377 U CN 211700377U
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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 discloses a motorcycle lithium battery high-efficiency heat dissipation system mounting structure, which comprises a lithium battery box, a battery pack and a protection circuit board, wherein the lithium battery box comprises a box body and a box cover covered on the box body; the box wall of the box body is provided with a refrigerating piece mounting hole, a semiconductor refrigerating piece is embedded in the refrigerating piece mounting hole, and a radiating fan is arranged outside the box wall of the box body and covers the refrigerating piece mounting hole. The motorcycle lithium battery efficient heat dissipation system mounting structure adopting the technical scheme is novel in structure, ingenious in design and easy to realize, greatly improves the overall heat dissipation capacity, avoids the situation that the temperature of a battery pack is too high, and improves the safety.
Description
Technical Field
The utility model relates to a battery technology field, concretely relates to high-efficient cooling system mounting structure of motorcycle lithium cell.
Background
The motorcycle battery is used for providing electric energy for systems such as motorcycle ignition and illumination. The existing motorcycle batteries mostly adopt lead-acid batteries, but the lead-acid batteries have the problems of low energy density, short service life (memory effect exists), frequent daily maintenance (acid needs to be added regularly), and the like.
Therefore, some motorcycle batteries are beginning to adopt lithium batteries with high energy density, long service life and maintenance-free. However, in order to prevent the safety problem caused by overcharge and overdischarge of the lithium battery, the lithium battery must be provided with a protection circuit board, the protection circuit board is directly mounted on a battery pack of the lithium battery at present, the heat productivity of the protection circuit board and the battery pack of the lithium battery is relatively high, particularly, the battery pack of the lithium battery cannot resist high temperature, the explosion is possibly caused by the high temperature, and potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The battery for solving the lithium cell contains easy high temperature technical problem, the utility model provides a high-efficient cooling system mounting structure of motorcycle lithium cell.
The technical scheme is as follows:
the utility model provides a high-efficient cooling system mounting structure of motorcycle lithium cell, includes lithium cell case, battery package and protection circuit board, the lithium cell case includes that box and lid close the case lid on the box, the battery package sets up in the box, and its main points lie in: the protection circuit board is arranged in the box cover, and a gap is reserved between the protection circuit board and the battery pack;
the box wall of the box body is provided with a refrigerating piece mounting hole, a semiconductor refrigerating piece is embedded in the refrigerating piece mounting hole, and a radiating fan is arranged outside the box wall of the box body and covers the refrigerating piece mounting hole.
By adopting the structure, the protection circuit board is not close to the battery pack any more, so that the protection circuit board and the battery pack can radiate heat better; meanwhile, the semiconductor refrigerating sheet is arranged, so that the temperature in the lithium battery box can be effectively reduced, and the ambient temperature around the battery pack is more suitable; thereby, the heat dissipation capacity is improved, the situation that the temperature of the battery pack is too high is avoided, and the safety is improved.
Preferably, the method comprises the following steps: and the battery pack supplies power to the electrode terminal, the semiconductor refrigeration sheet and the cooling fan through the protection circuit board. By adopting the structure, the problem of over-discharge of the battery pack can be effectively avoided.
Preferably, the method comprises the following steps: the refrigeration piece mounting holes are formed in the side wall of the box body, and the cooling fan is mounted outside the side wall of the box body. By adopting the structure, the arrangement and the installation on the motorcycle are facilitated.
Preferably, the method comprises the following steps: the heat radiation fan is fixed on the box body through bolts, and the bolts are made of plastics or stainless steel materials. By adopting the structure, the structure is simple and reliable, and the bolt cannot be corroded.
Preferably, the method comprises the following steps: the semiconductor refrigeration piece is characterized in that a heat-conducting waterproof silica gel piece is arranged in the refrigeration piece mounting hole, the heat-conducting waterproof silica gel piece is arranged between the semiconductor refrigeration piece and the cooling fan, and the outer edge of the heat-conducting waterproof silica gel piece is in interference fit with the hole wall of the refrigeration piece mounting hole. By adopting the structure, the heat-conducting waterproof silica gel sheet can absorb heat generated by the semiconductor refrigerating sheet more efficiently, the heat dissipation efficiency of the heat dissipation fan is improved, a good sealing effect can be achieved, and water inflow is avoided.
Preferably, the method comprises the following steps: the box cover is provided with a circuit board clamping groove matched with the protection circuit board, and the protection circuit board is clamped into the circuit board clamping groove. By adopting the structure, the installation is simple, and the structure is stable and reliable.
Compared with the prior art, the beneficial effects of the utility model are that:
the motorcycle lithium battery efficient heat dissipation system mounting structure adopting the technical scheme is novel in structure, ingenious in design and easy to realize, greatly improves the overall heat dissipation capacity, avoids the situation that the temperature of a battery pack is too high, and improves the safety.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a partial cross-sectional view of the present invention.
Detailed Description
The present invention will be further described with reference to the following examples and accompanying drawings.
As shown in fig. 1 and 2, a mounting structure of a high-efficiency heat dissipation system of a lithium battery of a motorcycle mainly comprises a lithium battery box, a battery pack 1 and a protection circuit board 2.
The lithium battery box comprises a box body 3 and a box cover 4, wherein the box body 3 is of a groove-shaped structure, and the box cover 4 covers the box body 3. Usually, for the reliable connection of the cover 4 and the box 3, the two are usually fixed by using a locking bolt. In this embodiment, the box cover 4 and the box body 3 surround to form an approximate rectangular structure, which is convenient for installation and connection with a motorcycle frame.
Referring to fig. 2, the battery pack 1 is disposed inside the case body 3, the protection circuit board 2 is disposed inside the case cover 4, and a gap is left between the protection circuit board 2 and the battery pack 1, and the larger the gap is, the better the gap is, so that the battery pack 1 and the protection circuit board can be better cooled, and overheating of the battery pack 1 is avoided.
Wherein, be provided with the circuit board draw-in groove that suits with protection circuit board 2 on the case lid 4, protection circuit board 2 card is gone into in this circuit board draw-in groove, and this kind of joint complex mode has both guaranteed the reliable fixed of protection circuit board 2, is convenient for assemble again.
The box wall of the box body 3 is provided with a refrigerating piece mounting hole 3a, a semiconductor refrigerating piece 6 is embedded in the refrigerating piece mounting hole 3a, a radiating fan 7 is arranged outside the box wall of the box body 3, and the radiating fan 7 covers the refrigerating piece mounting hole 3 a. Semiconductor refrigeration piece 6 can effectively cool down battery package 1 to the inside refrigeration of box 3, and simultaneously, radiator fan 7 blows semiconductor refrigeration piece 6 continuously, can dispel the heat to semiconductor refrigeration piece 6. In this embodiment, the cooling fin mounting hole 3a is located on the side wall of the box body 3, and the cooling fan 7 is mounted outside the side wall of the box body 3, so that the arrangement and mounting on the motorcycle are facilitated.
Further, be provided with heat conduction waterproof silica gel piece 9 in refrigeration piece mounting hole 3a, this heat conduction waterproof silica gel piece 9 sets up between semiconductor refrigeration piece 6 and radiator fan 7, and the outer fringe of heat conduction waterproof silica gel piece 9 and the pore wall interference fit of refrigeration piece mounting hole 3a, heat conduction waterproof silica gel piece 9 can enough absorb the heat that semiconductor refrigeration piece 6 produced more high-efficiently, improve radiator fan 7's radiating efficiency, can play fine sealed effect again simultaneously, avoid 3 inside waters of box.
Moreover, the heat radiation fan 7 is fixed on the box body 3 through a bolt 8, and the bolt 8 is made of plastic or stainless steel materials, so that the structure is stable and reliable, and cannot be rusted.
The electrode terminal 5 is arranged outside the box cover 4, and the battery pack 1 supplies power to the electrode terminal 5, the semiconductor refrigerating sheet 6 and the cooling fan 7 through the protection circuit board 2, so that the situation that the battery pack 1 is overcharged and overdischarged can be effectively avoided.
Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and the scope of the present invention.
Claims (6)
1. The utility model provides a high-efficient cooling system mounting structure of motorcycle lithium cell, includes lithium cell case, battery package (1) and protection circuit board (2), the lithium cell case includes box (3) and lid (4) that the lid closed on box (3), battery package (1) sets up in box (3), its characterized in that: the protective circuit board (2) is arranged inside the box cover (4), and a gap is reserved between the protective circuit board and the battery pack (1);
the refrigerator is characterized in that a refrigerating piece mounting hole (3a) is formed in the box wall of the box body (3), a semiconductor refrigerating piece (6) is embedded in the refrigerating piece mounting hole (3a), a radiating fan (7) is arranged outside the box wall of the box body (3), and the radiating fan (7) covers the refrigerating piece mounting hole (3 a).
2. The mounting structure of the high-efficiency heat dissipation system of the lithium battery of the motorcycle of claim 1, wherein: the battery pack (1) is respectively supplied with power to the electrode terminal (5), the semiconductor refrigeration sheet (6) and the cooling fan (7) through the protection circuit board (2).
3. The mounting structure of the high-efficiency heat dissipation system of the lithium battery of the motorcycle of claim 1, wherein: the refrigeration piece mounting hole (3a) is located on the side wall of the box body (3), and the cooling fan (7) is mounted outside the side wall of the box body (3).
4. The mounting structure of the high-efficiency heat dissipation system of the lithium battery of the motorcycle of claim 3, wherein: the heat radiation fan (7) is fixed on the box body (3) through bolts (8), and the bolts (8) are all made of plastics or stainless steel materials.
5. The mounting structure of the high-efficiency heat dissipation system of the lithium battery of the motorcycle of claim 1, wherein: the refrigerator is characterized in that a heat-conducting waterproof silica gel sheet (9) is arranged in the refrigerating sheet mounting hole (3a), the heat-conducting waterproof silica gel sheet (9) is arranged between the semiconductor refrigerating sheet (6) and the cooling fan (7), and the outer edge of the heat-conducting waterproof silica gel sheet (9) is in interference fit with the hole wall of the refrigerating sheet mounting hole (3 a).
6. The mounting structure of the high-efficiency heat dissipation system of the lithium battery of the motorcycle of claim 1, wherein: the box cover (4) is provided with a circuit board clamping groove matched with the protection circuit board (2), and the protection circuit board (2) is clamped into the circuit board clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020513112.8U CN211700377U (en) | 2020-04-09 | 2020-04-09 | High-efficient cooling system mounting structure of motorcycle lithium cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020513112.8U CN211700377U (en) | 2020-04-09 | 2020-04-09 | High-efficient cooling system mounting structure of motorcycle lithium cell |
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| Publication Number | Publication Date |
|---|---|
| CN211700377U true CN211700377U (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020513112.8U Active CN211700377U (en) | 2020-04-09 | 2020-04-09 | High-efficient cooling system mounting structure of motorcycle lithium cell |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023050923A1 (en) * | 2021-09-30 | 2023-04-06 | 宁德时代新能源科技股份有限公司 | Battery cell, battery, and electric device |
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2020
- 2020-04-09 CN CN202020513112.8U patent/CN211700377U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023050923A1 (en) * | 2021-09-30 | 2023-04-06 | 宁德时代新能源科技股份有限公司 | Battery cell, battery, and electric device |
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