CN221354833U - Heat radiation structure of lithium battery high-power charger - Google Patents
Heat radiation structure of lithium battery high-power charger Download PDFInfo
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- CN221354833U CN221354833U CN202322867978.5U CN202322867978U CN221354833U CN 221354833 U CN221354833 U CN 221354833U CN 202322867978 U CN202322867978 U CN 202322867978U CN 221354833 U CN221354833 U CN 221354833U
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- heat dissipation
- circuit board
- control circuit
- lithium battery
- power charger
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Abstract
The utility model provides a heat dissipation structure of a lithium battery high-power charger, and relates to the technical field of lithium battery chargers. The heat dissipation structure of the lithium battery high-power charger comprises a charging seat shell, a control circuit board and a heat dissipation fan; the control circuit board is fixedly arranged in the charging seat shell, the cooling fan is arranged in the charging seat shell, the control circuit board is provided with an avoidance hole for avoiding the cooling fan, and the cooling fan is connected with the control circuit board; the control circuit board is provided with a plurality of aluminum radiating plates which can be contacted with heating elements on the control circuit board. The technical effect of reducing the temperature in the charging process of the high-power lithium battery charging seat is achieved.
Description
Technical Field
The utility model relates to the technical field of lithium battery chargers, in particular to a heat dissipation structure of a lithium battery high-power charger.
Background
The lithium battery is a battery which uses lithium metal or lithium alloy as a positive/negative electrode material and uses nonaqueous electrolyte solution, the lithium metal battery in 1912 is firstly proposed and researched by Gilbert N.Lewis, and in the 70 th year of the 20 th century, M.S. Whittingham proposes and starts researching a lithium ion battery.
At present, lithium batteries are adopted for high-power electric tools, the types of the lithium batteries are 12V, 16V, 18V, 20V and the like, and special lithium battery charging seats are generally adopted for charging the lithium batteries, but in the prior art, because the heat dissipation capacity is poor, the temperatures of the lithium batteries and the lithium battery charging seats are large, and accidents such as leakage and burning of the lithium batteries are easy to occur.
Disclosure of utility model
The utility model aims to provide a heat dissipation structure of a high-power charger for a lithium battery, so as to solve the technical problem of high temperature in the charging process of a high-power lithium battery charging seat in the prior art.
In a first aspect, an embodiment of the present utility model provides a heat dissipation structure of a lithium battery high-power charger, including a charging stand housing, a control circuit board, and a heat dissipation fan;
The control circuit board is fixedly arranged in the charging seat shell, the cooling fan is arranged in the charging seat shell, an avoidance hole for avoiding the cooling fan is formed in the control circuit board, and the cooling fan is connected with the control circuit board;
the control circuit board is provided with a plurality of aluminum radiating plates, and the aluminum radiating plates can be in contact with heating elements on the control circuit board.
With reference to the first aspect, an embodiment of the present utility model provides a possible implementation manner of the first aspect, where the charging stand housing includes a bearing bottom shell and an upper cover shell;
The control circuit board and the cooling fan are both arranged on the bearing bottom shell, and the upper cover shell is buckled on the bearing bottom shell.
With reference to the first aspect, an embodiment of the present utility model provides a possible implementation manner of the first aspect, where a plurality of charging seats are disposed on the upper cover shell.
With reference to the first aspect, an embodiment of the present utility model provides a possible implementation manner of the first aspect, where all peripheral side walls of the bearing bottom shell are provided with heat dissipation ventilation holes.
With reference to the first aspect, an embodiment of the present utility model provides a possible implementation manner of the first aspect, where the heat dissipation fan faces the heat dissipation vent hole.
With reference to the first aspect, an embodiment of the present utility model provides a possible implementation manner of the first aspect, where the number of the aluminum heat dissipation plates is two, two aluminum heat dissipation plates are arranged along a first direction, two aluminum heat dissipation plates and the heat dissipation fan are arranged along a second direction, and the first direction intersects with the second direction.
With reference to the first aspect, an embodiment of the present utility model provides a possible implementation manner of the first aspect, where the first direction is perpendicular to the second direction.
With reference to the first aspect, an embodiment of the present utility model provides a possible implementation manner of the first aspect, where a triode on the control circuit board is in contact with the aluminum heat dissipation plate.
With reference to the first aspect, an embodiment of the present utility model provides a possible implementation manner of the first aspect, wherein a heat conducting glue is coated between the triode on the control circuit board and the aluminum heat dissipation plate.
With reference to the first aspect, an embodiment of the present utility model provides a possible implementation manner of the first aspect, where the above-mentioned high-power charger heat dissipation structure for a lithium battery further includes a power cord, and the power cord is connected to the control circuit board.
The beneficial effects are that:
the utility model provides a heat radiation structure of a lithium battery high-power charger, which comprises a charging seat shell, a control circuit board and a heat radiation fan, wherein the charging seat shell is provided with a heat radiation hole; the control circuit board is fixedly arranged in the charging seat shell, the cooling fan is arranged in the charging seat shell, the control circuit board is provided with an avoidance hole for avoiding the cooling fan, and the cooling fan is connected with the control circuit board; the control circuit board is provided with a plurality of aluminum radiating plates which can be contacted with heating elements on the control circuit board.
Specifically, when charging for the lithium cell, radiator fan opens the work, radiator fan bloies to charging seat casing outside to make the air current in the charging seat casing flow, the air current that flows can sweep the heat dissipation to the control circuit board in the charging seat casing, and the air current that flows can directly sweep the aluminium radiating part on the control circuit board, thereby carry out quick heat dissipation to the heating part on the control circuit board that contacts with aluminium heat dissipation, each component on the control circuit board is in suitable temperature range guaranteed, the charging efficiency is improved, the probability that the accident appears is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a heat dissipation structure of a lithium battery high-power charger according to an embodiment of the present utility model;
Fig. 2 is a schematic diagram of an internal structure of a heat dissipation structure of a lithium battery high-power charger according to an embodiment of the present utility model (electrical components are not shown).
Icon:
100-a charging stand housing; 110-a load-bearing bottom shell; 111-heat dissipation vents; 120-upper cover shell; 121-a charging stand; 130-a mounting base;
200-a control circuit board; 210-avoiding holes; 220-aluminum heat dissipation plate;
300-a heat dissipation fan;
400-power cord.
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 understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The utility model will now be described in further detail with reference to specific examples thereof in connection with the accompanying drawings.
Referring to fig. 1 and 2, the present embodiment provides a heat dissipation structure of a lithium battery high-power charger, which includes a charging stand housing 100, a control circuit board 200, and a heat dissipation fan 300; the control circuit board 200 is fixedly arranged in the charging seat shell 100, the cooling fan 300 is arranged in the charging seat shell 100, the control circuit board 200 is provided with an avoiding hole 210 for avoiding the cooling fan 300, and the cooling fan 300 is connected with the control circuit board 200; the control circuit board 200 is provided with a plurality of aluminum heat dissipation plates 220, and the aluminum heat dissipation plates 220 can be in contact with heat generating components on the control circuit board 200.
Specifically, when charging the lithium battery, the cooling fan 300 is turned on to blow air to the outside of the charging seat shell 100, so that the air flow in the charging seat shell 100 flows, the flowing air flow can purge and dissipate heat of the control circuit board 200 in the charging seat shell 100, and the flowing air flow can directly purge and dissipate heat of aluminum heat dissipation parts on the control circuit board 200, so that heat of heat dissipation parts on the control circuit board 200 in contact with the heat dissipation of aluminum can be quickly dissipated, each element on the control circuit board 200 is ensured to be in a proper temperature range, charging efficiency is improved, and accidental probability is reduced.
The heat dissipation structure of the lithium battery high-power charger further comprises a power line 400, and the power line 400 is connected with the control circuit board 200.
Referring to fig. 1 and 2, in an alternative of the present embodiment, a cradle housing 100 includes a carrier bottom case 110 and an upper cover case 120; the control circuit board 200 and the cooling fan 300 are both mounted on the bottom carrier housing 110, and the top cover housing 120 is fastened on the bottom carrier housing 110.
Specifically, the cooling fan 300 is directly installed on the bearing bottom case 110, and the installation seat 130 is provided on the bearing bottom case 110, and the cooling fan 300 is installed in the installation seat 130, so that the temperature operation of the cooling fan 300 is ensured.
In addition, the cooling fan 300 is directly installed on the bearing bottom case 110, and the avoidance holes 210 are formed on the control circuit board 200, so that the air flow blown out by the cooling fan 300 can purge the upper and lower surfaces of the control circuit board 200, thereby improving the cooling efficiency.
Referring to fig. 1 and 2, in an alternative of the present embodiment, a plurality of charging seats 121 are provided on an upper cover case 120.
Specifically, a plurality of charging seats 121 are provided on the upper cover case 120, and a plurality of lithium batteries can be charged at the same time.
Referring to fig. 1 and 2, in an alternative solution of the present embodiment, heat dissipation vents 111 are formed on the peripheral side walls of the bottom chassis 110.
Wherein the heat radiation fan 300 faces the heat radiation vent 111.
Specifically, by providing the heat dissipation vent hole 111, the air volume per unit time of the heat dissipation fan 300 is increased, thereby improving heat dissipation efficiency.
Referring to fig. 1 and 2, in the alternative of the present embodiment, the number of aluminum heat dissipation plates 220 is two, two aluminum heat dissipation plates 220 are arranged along a first direction, two aluminum heat dissipation plates 220 are arranged along a second direction with a heat dissipation fan 300, and the first direction intersects the second direction.
Specifically, the first direction and the second direction may be set to be perpendicular, through such setting, the radiator fan 300 directly sweeps two aluminum heat dissipation plates 220, so that heating elements such as a triode, a filter capacitor, a rectifier diode and the like contacted with the aluminum heat dissipation plates 220 can be directly swept, and meanwhile, the heat dissipation efficiency of the aluminum heat dissipation plates 220 can be improved, and the heat of heating elements such as the triode, the filter capacitor, the rectifier diode and the like is further reduced.
In addition, heat conducting glue is coated between heating elements such as a triode, a filter capacitor, a rectifier diode and the like and the aluminum heat dissipation plate 220, so that heat transfer efficiency is improved, and heat dissipation efficiency is improved.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced with equivalents; such modifications and substitutions do not depart from the spirit of the technical solutions according to the embodiments of the present utility model.
Claims (10)
1. A lithium battery high power charger heat radiation structure, characterized by comprising: a charging stand housing (100), a control circuit board (200), and a heat radiation fan (300);
The control circuit board (200) is fixedly arranged in the charging seat shell (100), the cooling fan (300) is arranged in the charging seat shell (100), the control circuit board (200) is provided with an avoidance hole (210) for avoiding the cooling fan (300), and the cooling fan (300) is connected with the control circuit board (200);
A plurality of aluminum radiating plates (220) are arranged on the control circuit board (200), and the aluminum radiating plates (220) can be in contact with heating elements on the control circuit board (200).
2. The lithium battery high-power charger heat dissipation structure according to claim 1, wherein the charging stand housing (100) includes a carrying bottom case (110) and an upper cover case (120);
The control circuit board (200) and the cooling fan (300) are both installed on the bearing bottom shell (110), and the upper cover shell (120) is buckled on the bearing bottom shell (110).
3. The heat dissipation structure of a lithium battery high-power charger according to claim 2, wherein a plurality of charging seats (121) are provided on the upper cover case (120).
4. The heat dissipation structure of a lithium battery high-power charger according to claim 2, wherein the peripheral side walls of the bearing bottom shell (110) are provided with heat dissipation ventilation holes (111).
5. The heat dissipating structure of the lithium battery high-power charger of claim 4, wherein said heat dissipating fan (300) faces said heat dissipating vent (111).
6. The lithium battery high-power charger heat dissipation structure according to claim 1, wherein the number of the aluminum heat dissipation plates (220) is two, two of the aluminum heat dissipation plates (220) are arranged along a first direction, two of the aluminum heat dissipation plates (220) are arranged along a second direction with the heat dissipation fan (300), and the first direction intersects the second direction.
7. The lithium battery high power charger heat dissipation structure of claim 6, wherein the first direction is perpendicular to the second direction.
8. The heat dissipating structure of a lithium battery high-power charger of claim 7, wherein the transistor on the control circuit board (200) is in contact with the aluminum heat dissipating plate (220).
9. The heat dissipation structure of a lithium battery high-power charger according to claim 8, wherein a heat-conducting glue is coated between the transistor on the control circuit board (200) and the aluminum heat dissipation plate (220).
10. The lithium battery high-power charger heat dissipation structure according to any one of claims 1 to 9, further comprising a power supply line (400), the power supply line (400) being connected to the control circuit board (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322867978.5U CN221354833U (en) | 2023-10-24 | 2023-10-24 | Heat radiation structure of lithium battery high-power charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322867978.5U CN221354833U (en) | 2023-10-24 | 2023-10-24 | Heat radiation structure of lithium battery high-power charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221354833U true CN221354833U (en) | 2024-07-16 |
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ID=91832624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322867978.5U Active CN221354833U (en) | 2023-10-24 | 2023-10-24 | Heat radiation structure of lithium battery high-power charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221354833U (en) |
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2023
- 2023-10-24 CN CN202322867978.5U patent/CN221354833U/en active Active
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