CN219697994U - Charger heat abstractor - Google Patents
Charger heat abstractor Download PDFInfo
- Publication number
- CN219697994U CN219697994U CN202320893465.9U CN202320893465U CN219697994U CN 219697994 U CN219697994 U CN 219697994U CN 202320893465 U CN202320893465 U CN 202320893465U CN 219697994 U CN219697994 U CN 219697994U
- Authority
- CN
- China
- Prior art keywords
- heat
- fin
- heat dissipation
- charger
- air port
- 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
- 230000017525 heat dissipation Effects 0.000 claims abstract description 60
- 239000004519 grease Substances 0.000 claims description 5
- 229920001296 polysiloxane Polymers 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- 239000012634 fragment Substances 0.000 claims 2
- 238000010030 laminating Methods 0.000 claims 1
- 238000009413 insulation Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model relates to the technical field of chargers and provides a heat dissipation device of a charger, which comprises a shell and a heat conducting fin arranged in the shell, wherein a circuit board is attached to the upper side of the heat conducting fin, a spring piece is arranged below the heat conducting fin, a heat insulating fin surrounds the outer side of the spring piece, a heat dissipation fin is arranged on the right side of the interior of the shell, the heat dissipation fin is attached to the heat conducting fin, the heat dissipation fin is isolated from the heat insulating fin, a first air port is formed in the left side wall of the shell, a second air port is formed in the right side wall of the shell, and the heat dissipation fin is arranged between the first air port and the second air port. Through the convection wind of first wind gap and second wind gap, scatter the heat on the fin in the surrounding environment, can avoid directly leading into the casing with heat, the emergence of serious conditions such as conflagration.
Description
Technical Field
The utility model relates to the technical field of chargers, in particular to a heat dissipation device of a charger.
Background
The current charger radiating device with the bulletin number of CN217470628U comprises a shell, and an elastic sheet, a heat insulating piece, a radiating fin, a heat conducting fin and a printed circuit board which are arranged in the shell, wherein the heat insulating piece surrounds the outer side of the elastic sheet; the radiating fin surrounds the outer side of the heat insulation piece and is connected with the inner wall of the shell; the heat conducting fin is arranged on the surface of the heat radiating fin, which is away from the heat insulating piece; the printed circuit board is arranged on the surface of the heat conducting fin, which is away from the heat radiating fin. The utility model can conduct heat in the device, so that the heat can avoid electronic components and prevent the electronic components from being damaged due to overhigh internal temperature.
However, in the heat dissipation device, the heat of the power device is conducted to the shell through the heat conducting fin and the heat radiating fin, so that the temperature of the shell is easily higher than the ambient temperature, and a great potential safety hazard exists; and the radiating area of the radiating fin and the heat conducting fin is too small, so that the radiating efficiency is low, and the radiating is not facilitated.
Disclosure of Invention
The utility model provides a heat dissipation device of a charger, which is used for solving the problem that the temperature of a shell in the related art is higher than the ambient temperature, and the problem of great potential safety hazard exists.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a heat dissipation device of a charger, which comprises a shell and a heat conducting fin arranged in the shell, wherein a circuit board is attached to the upper side of the heat conducting fin, a spring piece is arranged below the heat conducting fin, a heat insulating fin is arranged around the outer side of the spring piece, a heat dissipation fin is arranged on the right side of the interior of the shell, the heat dissipation fin is attached to the heat conducting fin, the heat dissipation fin is isolated from the heat insulating fin, a first air port is arranged on the left side wall of the shell, a second air port is arranged on the right side wall of the shell, and the heat dissipation fin is arranged between the first air port and the second air port.
Further, the first air port and the second air port are respectively provided with a filter screen.
Furthermore, a heat dissipation base is attached to one side of the circuit board, heat dissipation fins are connected to the upper side of the heat dissipation base, a heat dissipation channel is formed between each heat dissipation fin and the adjacent heat dissipation fins, one end of the heat dissipation channel corresponds to the first air port, and the other end of the heat dissipation channel corresponds to the second air port.
Further, a cooling fan is arranged between the second air port and the cooling fins.
Further, the radiating fins are further provided with wavy lines, and the lower end of the radiating base is connected with the heat conducting groove.
Further, the upper end of the inner side of the heat conducting groove is attached to the circuit board, and the lower end of the inner side of the heat conducting groove is attached to the heat conducting fin.
Further, heat conduction silicone grease is coated between the heat conduction sheet and the circuit board and between the heat conduction sheet.
Further, a charging interface is arranged on the circuit board, and a power socket is arranged on one side of the shell.
The working principle and the beneficial effects of the utility model are as follows:
1. the heat generated by the circuit board is led into the radiating fin through the heat conducting fin, the heat insulating fin is used for separating the heat on the heat conducting plate from the elastic sheet, the radiating fin is arranged between the first air port and the second air port, and the heat on the radiating fin is dissipated into the surrounding environment through the convection wind of the first air port and the second air port, so that the situation that the heat is directly led into the shell to cause serious conditions such as fire is avoided.
2. The working heat on the circuit board is led into the radiating fins through the radiating base, the radiating channels of the radiating fins correspond to the first air port and the second air port, and under the action of the radiating fan, the heat on the radiating fins is absorbed by wind power, so that the inside of the charger can be fully radiated, and the electric elements are prevented from being damaged due to overhigh heat.
Drawings
The utility model is described in further detail below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the external structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the present utility model;
FIG. 3 is a schematic view of a heat dissipation base according to the present utility model;
fig. 4 is a schematic diagram of a heat sink fin according to the present utility model;
fig. 5 is an enlarged schematic view of the structure of the present utility model at a.
In the figure: 1. a housing; 2. a circuit board; 3. a heat conductive sheet; 4. a spring plate; 5. a heat sink; 6. a heat insulating sheet; 7. a first tuyere; 8. a second tuyere; 9. a power socket; 10. a charging interface; 11. a heat dissipation base; 12. a heat radiation fin; 13. a heat radiation fan; 14. moire patterns; 15. a heat conducting groove.
Description of the embodiments
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill 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.
The present utility model will be described in further detail with reference to the accompanying drawings.
An embodiment I, as shown in fig. 1-2, provides a heat dissipation device for a charger, which comprises a shell 1 and a heat conducting fin 3 arranged in the shell 1, wherein a circuit board 2 is attached to the upper side of the heat conducting fin 3, a spring piece 4 is arranged below the heat conducting fin 3, a heat insulating piece 6 is surrounded on the outer side of the spring piece 4, a heat dissipation fin 5 is arranged on the right side of the interior of the shell 1, the heat dissipation fin 5 is attached to the heat conducting fin 3, the heat dissipation fin 5 is isolated from the heat insulating piece 6, a first air opening 7 is arranged on the left side wall of the shell 1, a second air opening 8 is arranged on the right side wall of the shell 1, the heat dissipation fin 5 is arranged between the first air opening 7 and the second air opening 8, and the heat dissipation fin 5 is L-shaped.
The first air port 7 and the second air port 8 are respectively provided with a filter screen, and dust outside the shell 1 is filtered through the filter screens.
The heat conduction silicone grease is coated between the heat conduction sheet 3 and the circuit board 2 and between the heat conduction sheet 3, and the heat conduction performance of the heat conduction sheet 3 is increased through the heat conduction silicone grease.
The circuit board 2 is provided with a charging interface 10, and one side of the shell 1 is provided with a power socket 9.
In this embodiment, the heat generated by the circuit board 2 is led into the heat dissipation plate 5 through the heat conduction plate 3, the heat insulation plate 6 is used for separating the heat on the heat conduction plate from the elastic sheet 4, the heat dissipation plate 5 is arranged between the first air port 7 and the second air port 8, and the heat on the heat dissipation plate 5 is dissipated into the surrounding environment through the convection air of the first air port 7 and the second air port 8, so that the heat is prevented from being directly led into the shell 1, and serious conditions such as fire disaster and the like are avoided.
In the second embodiment, as shown in fig. 2-5, based on the same concept as that of the first embodiment, this embodiment also provides a heat dissipation device of a charger.
A heat dissipation base 11 is attached to one side of the circuit board 2, heat dissipation fins 12 are connected above the heat dissipation base 11, a heat dissipation channel is formed between each heat dissipation fin 12 and the adjacent heat dissipation fins 12, one end of the heat dissipation channel corresponds to the first air port 7, the other end corresponds to the second air port 8, and a heat dissipation fan 13 is arranged between the second air port 8 and the heat dissipation fins 12.
The heat dissipation fins 12 are further provided with wavy patterns 14, the lower end of the heat dissipation base 11 is connected with a heat conduction groove 15, and the heat dissipation area of the heat dissipation fins 12 is increased through the wavy patterns 14.
The upper end of the inner side of the heat conducting groove 15 is attached to the circuit board 2, the lower end of the inner side of the heat conducting groove 15 is attached to the heat conducting fin 3, heat on the circuit board 2 and the heat conducting fin 3 is led into the heat radiating fin 12 through the heat conducting groove 15, so that the heat radiating efficiency is improved, and heat conducting silicone grease is further coated between the upper end of the heat conducting groove 15 and the circuit board 2.
In this embodiment, the working heat on the circuit board 2 is led into the heat dissipation fins 12 through the heat dissipation base 11, and the heat dissipation channels of the heat dissipation fins 12 correspond to the first air port 7 and the second air port 8, and under the action of the heat dissipation fan 13, the heat on the heat dissipation fins 12 is absorbed by the wind power, so that the interior of the charger can be fully dissipated, and the electrical components are not damaged due to the overhigh heat.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (8)
1. The utility model provides a charger heat abstractor which characterized in that: including casing (1) and locate conducting strip (3) in casing (1), the top laminating of conducting strip (3) has circuit board (2), and shell fragment (4) are equipped with to the below of conducting strip (3), the outside of shell fragment (4) is encircleed there is insulating sheet (6), inside right side of casing (1) is equipped with fin (5), fin (5) are laminated with conducting strip (3), and fin (5) are kept apart with insulating sheet (6), open on the left side wall of casing (1) has first wind gap (7), open on the right side wall of casing (1) has second wind gap (8), between first wind gap (7) and second wind gap (8) are arranged in to fin (5).
2. A heat sink for a charger as defined in claim 1, wherein: the first air port (7) and the second air port (8) are respectively provided with a filter screen.
3. A charger heat sink as defined in claim 2, wherein: a heat dissipation base (11) is attached to one side of the circuit board (2), heat dissipation fins (12) are connected to the upper side of the heat dissipation base (11), heat dissipation channels are formed between the heat dissipation fins (12) and the adjacent heat dissipation fins (12), one ends of the heat dissipation channels correspond to the first air port (7), and the other ends of the heat dissipation channels correspond to the second air port (8).
4. A charger heat sink as defined in claim 3, wherein: a cooling fan (13) is arranged between the second air opening (8) and the cooling fins (12).
5. A charger heat sink as defined in claim 3, wherein: the radiating fins (12) are further provided with wavy lines (14), and the lower end of the radiating base (11) is connected with a heat conducting groove (15).
6. A charger heat sink as defined in claim 5, wherein: the upper end of the inner side of the heat conducting groove (15) is attached to the circuit board (2), and the lower end of the inner side of the heat conducting groove (15) is attached to the heat conducting fin (3).
7. The charger heat sink of claim 6, wherein: and heat conduction silicone grease is coated between the heat conduction sheet (3) and the circuit board (2) and between the heat conduction sheet (3).
8. A heat sink for a charger as defined in claim 1, wherein: the circuit board (2) is provided with a charging interface (10), and one side of the shell (1) is provided with a power socket (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320893465.9U CN219697994U (en) | 2023-04-20 | 2023-04-20 | Charger heat abstractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320893465.9U CN219697994U (en) | 2023-04-20 | 2023-04-20 | Charger heat abstractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219697994U true CN219697994U (en) | 2023-09-15 |
Family
ID=87963722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320893465.9U Active CN219697994U (en) | 2023-04-20 | 2023-04-20 | Charger heat abstractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219697994U (en) |
-
2023
- 2023-04-20 CN CN202320893465.9U patent/CN219697994U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |