CN214429283U - Fast-charging vehicle-mounted charger - Google Patents
Fast-charging vehicle-mounted charger Download PDFInfo
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- CN214429283U CN214429283U CN202120456936.0U CN202120456936U CN214429283U CN 214429283 U CN214429283 U CN 214429283U CN 202120456936 U CN202120456936 U CN 202120456936U CN 214429283 U CN214429283 U CN 214429283U
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- heat dissipation
- circuit board
- heat
- electronic component
- fin block
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Abstract
The application relates to the field of vehicle-mounted electric appliances, and discloses a quick-charging vehicle-mounted charger, which comprises a charger shell, wherein a circuit board is arranged in the charger shell, an electronic component is arranged on the circuit board, a heat dissipation window is arranged on one side of the charger shell, a heat dissipation fin block is arranged in the heat dissipation window, and the heat dissipation fin block is close to one end of the circuit board and is in heat conduction connection with the electronic component. This application has the effect that promotes heat dispersion, improves stability in use and life-span.
Description
Technical Field
The application relates to the field of vehicle-mounted electric appliances, in particular to a quick-charging vehicle-mounted charger.
Background
With the development of society, automobiles gradually enter every family, and become indispensable transportation tools for people to go out. Meanwhile, along with the popularization of intelligent devices such as mobile phones and tablets, the charging requirements of passengers are increasing day by day, for the convenience of the passengers on the backseat to charge electronic products, a cigarette lighter socket is usually designed in a vehicle-mounted water cup groove, and the passengers on the back row are convenient to charge through a subsequent cigarette lighter charger.
With the development of charging technology and battery technology, and the short-time riding characteristics of passengers, the demand of rapid charging is increasing. However, rapid charging causes a rapid increase in heat generation, which leads to a rise in temperature of the electronic components, damage to the electronic components, or a reduction in the service life of the electronic components.
SUMMERY OF THE UTILITY MODEL
In order to alleviate quick charger problem of generating heat, this application provides a fill on-vehicle charger soon.
The application provides a fill on-vehicle charger soon adopts following technical scheme:
the utility model provides a fill on-vehicle charger soon, includes charger shell, be provided with the circuit board in the charger shell, be provided with electronic components on the circuit board, the heat dissipation window has been seted up to one side of charger shell, be provided with the heat dissipation fin piece in the heat dissipation window, the heat dissipation fin piece is close to one side of circuit board with electronic components heat conduction is connected.
Through adopting above-mentioned technical scheme, when this application with the fast mode of charging during operation, electronic components rapid heating up, then the temperature conduction gives the radiating fin piece, and the radiating fin piece utilizes the characteristic of self abundant and air contact, accomplishes the heat dissipation, realizes the cooling to electronic components, effectively avoids electronic components to work under high temperature state for a long time, leads to the fact the problem that life-span shortens or damage.
Preferably, the radiating fin block comprises a metal sheet in heat conduction connection with the electronic component, a plurality of radiating fin strips are integrally fixed on one side, away from the electronic component, of the metal sheet, the radiating fin strips are arranged in the charger shell, and radiating gaps are arranged between the adjacent radiating fin strips.
By adopting the technical scheme, the radiating fin strip can be ensured to be fully contacted with air, so that the radiating fin block is ensured to have good radiating performance.
Preferably, a heat-conducting silica gel sheet is arranged between the metal sheet and the electronic component.
Through adopting above-mentioned technical scheme, heat conduction silica gel piece both sides fully contact with electronic components and heat dissipation fin piece respectively in order to ensure heat conduction efficiency, as the buffer media simultaneously, buffer the impact between sheetmetal and the electronic components.
Preferably, a support frame is detachably fixed on the circuit board, the heat dissipation fin block is fixed on the support frame, and a through hole for accommodating the heat conduction silica gel sheet is formed in the support frame and penetrates between the heat dissipation fin block and the electronic component.
Through adopting above-mentioned technical scheme, adopt the through-hole to inject the position of heat conduction silica gel piece on the sheetmetal in advance to convenient assembly.
Preferably, the supporting frame is provided with a limiting groove for accommodating the radiating fin block, and a fixing bolt for fixing the radiating fin block in the limiting groove is in threaded connection between the supporting frame and the radiating fin block.
Through adopting above-mentioned technical scheme, realize spacing and fixed on the support frame of heat dissipation fin piece.
Preferably, the support frame is close to one side of circuit board is provided with a plurality of elasticity joint claws, the circuit board in electronic components week side run through seted up a plurality of with elasticity joint claw complex joint hole.
Through adopting above-mentioned technical scheme, realize that the carriage can dismantle fixedly on the circuit board.
Preferably, the charger housing includes a cylindrical housing, one end of the cylindrical housing is provided with an opening, the circuit board is arranged in the cylindrical housing, and a panel cover is clamped at the opening of the cylindrical housing.
Through adopting above-mentioned technical scheme, adopt the mode of tube-shape casing and panel lid joint to accomplish charger casing's equipment, be convenient for maintenance and assembly.
Preferably, elastic buckles for positioning and mounting are arranged on two sides of the cylindrical shell.
Through adopting above-mentioned technical scheme, utilize the elasticity butt of elasticity buckle, be convenient for realize this application stability after the assembly.
In summary, the present application includes at least one of the following beneficial technical effects:
the heat dissipation fin block is arranged to dissipate heat of the electronic component, so that the temperature of the electronic component in a quick charging state is reduced, and the problem that the service life of the electronic component is shortened or damaged due to long-term work in a high-temperature state is effectively solved;
by arranging the heat-conducting silicon sheet, two sides of the heat-conducting silicon sheet are respectively in full contact with the electronic component and the radiating fin block to ensure the heat conduction efficiency, and simultaneously, the heat-conducting silicon sheet is used as a buffer medium to buffer the impact between the metal sheet and the electronic component;
the charger shell, the supporting frame and the circuit board are connected in a clamping mode, and assembly, disassembly and maintenance are facilitated.
Drawings
Fig. 1 is a schematic overall structure diagram of a quick-charging vehicle-mounted charger according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of an explosive body of a fast-charging vehicle-mounted charger according to an embodiment of the application.
Description of reference numerals: 1. a charger housing; 2. a circuit board; 3. an electronic component; 4. a heat dissipation window; 5. a heat dissipating fin block; 6. a metal sheet; 7. radiating fin strips; 8. a heat dissipation gap; 9. a heat-conducting silica gel sheet; 10. a support frame; 11. a through hole; 12. a limiting groove; 13. fixing the bolt; 14. an elastic clamping claw; 15. a clamping hole; 16. a cylindrical housing; 17. a panel cover; 18. an elastic buckle.
Detailed Description
The present application is described in further detail below with reference to figures 1 and 2.
The embodiment of the application discloses fill on-vehicle charger soon.
Referring to fig. 1 and 2, a fast-charging vehicle-mounted charger comprises a charger shell 1, wherein the charger shell 1 comprises a cylindrical shell 16, one end of the cylindrical shell 16 is provided with an opening, the radius of the opening end of the cylindrical shell 16 is larger than that of the other end of the cylindrical shell, a circuit board 2 is installed in the cylindrical shell 16, a panel cover 17 is clamped at the opening of the cylindrical shell 16, and during assembly, the circuit board 2 is inserted and fixed from the opening end of the cylindrical shell 16, and then the panel cover 17 is clamped at the opening of the cylindrical shell 16 to complete assembly. The elastic buckles 18 for positioning and mounting are integrally arranged on the two sides of the cylindrical shell 16, so that the quick-charging vehicle-mounted charger is conveniently positioned and mounted.
The circuit board 2 is provided with electronic components 3, especially for the electronic components 3 with serious heating conditions, such as an inductor and a switch AC, one side of the cylindrical shell 16 is provided with a heat dissipation window 4, the circuit board 2 is detachably provided with a heat dissipation fin block 5 in heat conduction connection with the electronic components 3, the heat dissipation fin block 5 is positioned at the heat dissipation window 4 in the cylindrical shell 16, the heat dissipation fin block 5 is made of aluminum alloy, the heat dissipation fin block 5 comprises a metal sheet 6 in heat conduction connection with the electronic components 3, one side, far away from the electronic components 3, of the metal sheet 6 is integrally fixed with a plurality of heat dissipation fins 7, the plurality of heat dissipation fins 7 are all arranged along the length direction of the cylindrical shell 16 and positioned in the charger shell 1, and heat dissipation gaps 8 are reserved between the adjacent heat dissipation fins 7. When this application with the fast mode of filling during operation, electronic components 3 rapid heating up, then the temperature transfer gives radiating fin piece 5, radiating fin piece 5 rethread radiating fin strip 7 fully contacts with the air, improves the radiating efficiency, realizes the cooling to electronic components 3. The heat-conducting silica gel sheet 9 is clamped between the metal sheet 6 and the electronic component 3, and the heat-conducting silica gel sheet 9 can be connected with the electronic component 3 and the radiating fin block 5 to a certain extent to play a role in fixing the radiating fin block 5 and can also be used as a buffer medium to buffer the impact between the metal sheet 6 and the electronic component 3 while ensuring the heat conduction efficiency.
Can dismantle on circuit board 2 and be fixed with support frame 10, support frame 10 is close to circuit board 2 four equal an organic whole of angle department and is connected with a plurality of elasticity joint claws 14, elasticity joint claw 14 is the opening setting near circuit board 2's one end, circuit board 2 runs through in 3 week sides of electronic components and sets up a plurality ofly with elasticity joint claw 14 complex, a plurality of elasticity joint claws 14 and a plurality of joint holes 15 one-to-one, through elasticity joint claw 14 joint to joint hole 15 in, realize the demountable installation of support frame 10 on circuit board 2.
The support frame 10 is provided with a limiting groove 12 for accommodating the radiating fin block 5, a fixing bolt 13 for fixing the radiating fin block 5 in the limiting groove 12 is connected between the support frame 10 and the radiating fin block 5 in a threaded manner, the support frame 10 penetrates between the radiating fin block 5 and the electronic component 3 and is provided with a through hole 11 for accommodating the heat-conducting silica gel sheet 9, and the through hole 11 is located at the bottom of the limiting groove 12. During the equipment, earlier with heat dissipation fin piece 5 threaded fixation in spacing groove 12, paste heat conduction silica gel piece 9 again to through-hole 11 in to can effectively ensure heat conduction silica gel piece 9 to laminate with electronic components 3 position assorted position, install support frame 10 joint to circuit board 2 on at last, accomplish the assembly of product.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a fill on-vehicle charger soon which characterized in that: the charger comprises a charger shell (1), wherein a circuit board (2) is arranged in the charger shell (1), an electronic component (3) is arranged on the circuit board (2), a heat dissipation window (4) is arranged on one side of the charger shell (1), a heat dissipation fin block (5) is arranged in the heat dissipation window (4), and the heat dissipation fin block (5) is close to one side of the circuit board (2) and is in heat conduction connection with the electronic component (3).
2. The quick-charging vehicle-mounted charger according to claim 1, characterized in that: the radiating fin block (5) comprises a metal sheet (6) in heat conduction connection with the electronic component (3), the metal sheet (6) is far away from one side of the electronic component (3), a plurality of radiating fin strips (7) are integrally fixed on one side of the electronic component, and the radiating fin strips (7) are arranged in the charger shell (1) and are adjacent to each other, and radiating gaps (8) are formed between the radiating fin strips (7).
3. A quick-charging vehicle-mounted charger according to claim 2, characterized in that: and a heat-conducting silica gel sheet (9) is arranged between the metal sheet (6) and the electronic component (3).
4. A quick-charging vehicle-mounted charger according to claim 3, characterized in that: the heat-conducting silicon rubber sheet is characterized in that a supporting frame (10) is detachably fixed on the circuit board (2), the heat-radiating fin block (5) is fixed on the supporting frame (10), and a through hole (11) used for containing the heat-conducting silicon rubber sheet (9) penetrates through the supporting frame (10) between the heat-radiating fin block (5) and the electronic component (3).
5. The quick-charging vehicle-mounted charger according to claim 4, wherein: the heat dissipation fin block is characterized in that a limiting groove (12) used for containing the heat dissipation fin block (5) is formed in the supporting frame (10), and a fixing bolt (13) used for fixing the heat dissipation fin block (5) in the limiting groove (12) is connected between the supporting frame (10) and the heat dissipation fin block (5) in a threaded mode.
6. The quick-charging vehicle-mounted charger according to claim 5, wherein: the support frame (10) are close to one side of circuit board (2) is provided with a plurality of elasticity joint claw (14), circuit board (2) in electronic components (3) week side run through seted up a plurality of with elasticity joint claw (14) complex joint hole (15).
7. The quick-charging vehicle-mounted charger according to claim 1, characterized in that: charger shell (1) includes tube-shape casing (16), the one end of tube-shape casing (16) is the opening setting, circuit board (2) set up in tube-shape casing (16), the opening part joint of tube-shape casing (16) is provided with panel lid (17).
8. A quick-charging vehicle-mounted charger according to claim 7, characterized in that: and elastic buckles (18) for positioning and mounting are arranged on two sides of the cylindrical shell (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120456936.0U CN214429283U (en) | 2021-03-02 | 2021-03-02 | Fast-charging vehicle-mounted charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120456936.0U CN214429283U (en) | 2021-03-02 | 2021-03-02 | Fast-charging vehicle-mounted charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214429283U true CN214429283U (en) | 2021-10-19 |
Family
ID=78072432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120456936.0U Active CN214429283U (en) | 2021-03-02 | 2021-03-02 | Fast-charging vehicle-mounted charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214429283U (en) |
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2021
- 2021-03-02 CN CN202120456936.0U patent/CN214429283U/en active Active
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