CN219227236U - High-power smart mobile phone charger - Google Patents
High-power smart mobile phone charger Download PDFInfo
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- CN219227236U CN219227236U CN202223191171.6U CN202223191171U CN219227236U CN 219227236 U CN219227236 U CN 219227236U CN 202223191171 U CN202223191171 U CN 202223191171U CN 219227236 U CN219227236 U CN 219227236U
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- circuit board
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- phone charger
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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Abstract
The utility model discloses a high-power smart phone charger which comprises an upper shell, a lower shell, a side cover plate, a folding terminal, a terminal positioning assembly, a lower circuit board, a charging interface, an upper circuit board and cooling fins, wherein the lower circuit board is arranged in a containing cavity, the folding terminal is electrically connected with the lower circuit board through the terminal positioning assembly, the upper circuit board is connected with the lower circuit board through pins, a plurality of electronic elements are arranged at the bottom of the upper circuit board, and the cooling fins are arranged at the top of the upper circuit board. According to the utility model, the upper circuit board is arranged above the lower circuit board, the electronic element with larger heating value is arranged at the bottom of the upper circuit board, and the radiating fin is arranged on the surface of the upper circuit board, so that the mounting distance between the electronic element with larger heating value and other electronic elements with smaller heating value can be increased, the electronic elements on the upper circuit board can be conveniently and intensively radiated by the radiating fin, and the radiating effect is good.
Description
Technical Field
The utility model relates to the field of chargers, in particular to a high-power smart phone charger.
Background
As the performance of the smart phone is stronger and the screen size is larger, the power consumption is increased, but the battery has no breakthrough progress in cruising, so the current technology is mainly performed in charging time, i.e. a fast charging technology is adopted to accelerate the charging speed as much as possible. The fast charging technique increases the charging efficiency by increasing the charging voltage or increasing the charging current to increase the power. However, the high power can cause serious heat generation of the charger, and if the heat dissipation performance cannot be effectively improved, the use safety can be affected.
In the prior art, main heating electronic elements of a mobile phone charger are a high-voltage capacitor, a switch tube and a high-frequency transformer, and a circuit board structure of the charger on the market generally places all the electronic elements on the same circuit board, and the electronic elements with serious heating cannot obtain an effective heat dissipation effect due to a relatively dense mounting distance, so that the product is difficult to meet the requirement of working at a continuous high temperature, and the power consumption of the product is reduced; in addition, the assembly structure of the smart phone charger on the market is complex, and generally the assembly efficiency is low through screw fixed connection.
Accordingly, the prior art has drawbacks and needs improvement.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the high-power intelligent mobile phone charger is reasonable in space layout, good in heat dissipation effect and easy to assemble.
The technical scheme of the utility model is as follows: a high-power smart phone charger comprises an upper shell, a lower shell, a side cover plate, a folding terminal, a terminal positioning assembly, a lower circuit board, a charging interface, an upper circuit board and a radiating fin;
the upper shell is connected with the lower shell through a positioning shaft, and an accommodating cavity is formed between the upper shell and the lower shell; an opening is arranged on the right side of the accommodating chamber, and the opening is connected in a snap-fit sealing way through a side cover plate;
the bottom of the left side of the lower shell is provided with a folding groove, a terminal positioning assembly is arranged in the folding groove, and the folding terminal is connected with the terminal positioning assembly, so that the folding terminal can be rotationally folded in the folding groove;
the lower circuit board is arranged in the accommodating cavity, and the folding terminal is electrically connected with the lower circuit board through the terminal positioning assembly;
the charging interface is arranged on the lower circuit board, and the side cover plate is provided with a slot exposing the charging interface;
the upper circuit board is connected with the lower circuit board through pins, a plurality of electronic elements are arranged at the bottom of the upper circuit board, and radiating fins are arranged at the top of the upper circuit board.
By adopting the technical scheme, in the high-power smart phone charger, the terminal positioning assembly comprises two conductive elastic sheets, a gland plate and a locking bolt;
the conductive elastic sheet comprises a positioning part, a first conductive part and a second conductive part which are connected with the positioning part, and a positioning column which is clamped with the positioning part is arranged at the top of the folding groove;
the first conductive part is bent at the tail part of the folding groove and is abutted against the folding terminal;
the second conductive part is bent along the outer side wall of the folding groove and is connected with the lower layer circuit board in a conductive way;
a threaded column is arranged between the two folding grooves, the gland plate is pressed on the top of the conductive elastic sheet, and the locking bolt penetrates through the gland plate and is in threaded connection with the threaded column so as to lock the conductive elastic sheet.
By adopting the technical schemes, in the high-power smart phone charger, the folding terminal comprises two conductive terminals and a shell part, the two conductive terminals are respectively inserted into the left side and the right side of the shell part, and the tail ends of the conductive terminals are exposed out of the shell part;
the shell part is characterized in that movable rotating shafts are arranged on two sides of the shell part, shaft holes for assembling the movable rotating shafts are formed in the folding grooves, and the conductive terminals can be rotated and folded in the shaft holes around the movable rotating shafts.
By adopting the technical schemes, in the high-power smart phone charger, the bottom of the second conductive part is provided with the elastic block which is elastically abutted with the lower circuit board.
By adopting the technical schemes, in the high-power smart phone charger, the limiting clamping plate is arranged on the inner side wall of the lower shell, and the clamping groove which is clamped with the limiting clamping plate is formed in the lower layer circuit board.
By adopting the technical schemes, in the high-power smart phone charger, a first clamping position is arranged on the right top wall of the upper shell, a second clamping position is arranged on the right bottom wall of the lower shell, and positioning bayonets which are buckled with the first clamping position and the second clamping position are respectively arranged at the upper end and the lower end of the side cover plate.
By adopting the technical schemes, in the high-power intelligent mobile phone charger, the left and right inner side walls of the upper shell are provided with the first hook grooves, the left and right inner side walls of the lower shell are provided with the second hook grooves, and the left and right side walls of the side cover plate are provided with the hook pieces respectively connected with the first hook grooves and the second hook grooves in a clamping mode.
By adopting the technical schemes, in the high-power smart phone charger, the electronic element at the bottom of the upper circuit board comprises one or more of a high-voltage capacitor, a switch tube and a high-frequency transformer.
By adopting the technical schemes, in the high-power smart phone charger, the charging interface is a Type-C interface.
By adopting the technical schemes, in the high-power smart phone charger, the radiating fin is made of aluminum or copper materials.
Compared with the prior art, the electronic component heat dissipation device has the advantages that the upper circuit board is arranged above the lower circuit board, the electronic component with larger heat productivity is arranged at the bottom of the upper circuit board, and the radiating fin is arranged on the surface of the upper circuit board, so that the installation distance between the electronic component with larger heat productivity and other electronic components with smaller heat productivity can be increased, the electronic component on the upper circuit board can be conveniently and intensively radiated by the radiating fin, and the radiating effect is good; the side cover plate is respectively provided with a positioning bayonet and a clamping hook piece, can be quickly assembled and connected with the upper shell and the lower shell in a bolt-free installation mode, and is tightly assembled and not easy to loosen; the integrated structure has the advantages of reasonable design, good heat dissipation effect, easy assembly, stable structure and the like.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of an explosive structure according to the present utility model;
FIG. 3 is a schematic view of an assembly structure of a terminal positioning assembly according to the present utility model;
FIG. 4 is a schematic diagram of an upper circuit board structure according to the present utility model;
fig. 5 is a schematic view of the upper housing structure of the present utility model.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some of the embodiments of the present application, but not all of the embodiments. All other embodiments, based on the embodiments herein, which would be apparent to one of ordinary skill in the art without undue burden are within the scope of the present patent application. Accordingly, the following detailed description of the embodiments of the present patent application, as provided in the accompanying drawings, is not intended to limit the scope of the claimed patent application, but is merely representative of selected embodiments of the present patent application. All other embodiments, based on the embodiments herein, which would be apparent to one of ordinary skill in the art without undue burden are within the scope of the present patent application.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "inside", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "underlying circuit board," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 5, a high-power smart phone charger includes an upper housing 1, a lower housing 2, a side cover 3, a folding terminal 4, a terminal positioning assembly 5, a lower circuit board 6, a charging interface 7, an upper circuit board 8 and a heat sink 9, wherein the upper housing 1 is connected with the lower housing 2 through a positioning shaft 11, and a containing chamber 10 is formed between the upper housing 1 and the lower housing 2; the right side of the accommodating chamber 10 is provided with an opening, and the opening is in snap seal connection through the side cover plate 3.
The bottom of the left side of the lower shell 2 is provided with a folding groove 20, a terminal positioning assembly 5 is arranged in the folding groove 20, and the folding terminal 4 is connected with the terminal positioning assembly 5, so that the folding terminal 4 can be rotatably folded in the folding groove 20. The folding terminal 4 is convenient for a user to fold and hide when not in use, reduces the volume and is easy to carry.
The lower circuit board 6 is disposed in the accommodating chamber 10, and the folded terminal 4 is electrically connected to the lower circuit board 6 through the terminal positioning assembly 5.
The charging interface 7 is arranged on the lower circuit board 6, and the side cover plate 3 is provided with a slot 30 exposing the charging interface 7. When a user needs to charge, the charging data line can be inserted into the charging interface 7 in the slot 30 for connection charging.
As shown in fig. 2 and 4, the upper circuit board 8 and the lower circuit board 6 are connected by pins 81, a plurality of electronic components are disposed at the bottom of the upper circuit board 8, and a heat sink 9 is disposed at the top of the upper circuit board 8. The upper circuit board 8 is electrically connected with the lower circuit board 6 through pins 81, electronic components with larger heating value are arranged at the bottom of the upper circuit board 8, and the radiating fins 9 are arranged on the surface of the upper circuit board 8, so that the mounting distance between the electronic components with larger heating value and other electronic components with smaller heating value can be increased, the electronic components on the upper circuit board 8 can be conveniently and intensively radiated by the radiating fins 9, and the radiating effect is good.
As shown in fig. 2 and 3, further, the terminal positioning assembly 5 includes two conductive spring plates 51, a gland plate 52 and a locking bolt 53;
the conductive spring plate 51 includes a positioning portion 511, a first conductive portion 512 and a second conductive portion 513 connected to the positioning portion 511, and a positioning column 201 engaged with the positioning portion 511 is disposed on the top of the folding groove 20. The positioning column 201 can prevent the conductive spring plate 51 from shifting, and improve the stability of the assembly structure.
The first conductive portion 512 is bent at the tail of the folded groove 20 and abuts against the folded terminal 4. The first conductive portion 512 may be in contact conductive connection with the folded terminal 4.
The second conductive part 513 is bent along the outer sidewall of the folded groove 20 and is electrically connected to the lower circuit board 6. The second conductive part 513 can realize conductive connection between the folded terminal 4 and the lower circuit board 6.
A threaded column is disposed between the two folding slots 20, the cover plate 52 is pressed on the top of the conductive elastic sheet 51, and the locking bolt 53 passes through the cover plate 52 and is connected with the threaded column through threads, so as to lock the conductive elastic sheet 51. The cover plate 52 and the locking bolt 53 can compress the conductive spring plate 51 to prevent assembly displacement.
As shown in fig. 3, the folded terminal 4 further includes two conductive terminals 41 and a housing portion 42, wherein the two conductive terminals 41 are respectively inserted into the left and right sides of the housing portion 42, and the distal ends of the conductive terminals 41 are exposed from the housing portion 42. The end of the conductive terminal 41 exposed from the housing portion 42 is in contact connection with the first conductive portion 512.
The two sides of the shell portion 42 are provided with movable rotating shafts 421, the folding groove 20 is internally provided with shaft holes 202 for assembling the movable rotating shafts 421, and the conductive terminals 41 can be rotationally folded in the shaft holes 202 around the movable rotating shafts 421.
As shown in fig. 3, further, an elastic block 5131 elastically abutting against the lower circuit board 6 is provided at the bottom of the second conductive part 513. The elastic block 5131 can improve the contact effect between the second conductive part 513 and the lower circuit board 6.
As shown in fig. 2 and 5, further, a limiting clamping plate 21 is disposed on the inner side wall of the lower housing 2, and a clamping groove 60 clamped with the limiting clamping plate 21 is disposed on the lower circuit board 6. The limiting clamping plate 21 and the clamping groove 60 can fix and limit the lower circuit board 6, and prevent the lower circuit board 6 from falling off.
Further, a first fastening position 12 is provided on the right top wall of the upper housing 1, a second fastening position 22 is provided on the right bottom wall of the lower housing 2, and positioning bayonets 31 fastened with the first fastening position 12 and the second fastening position 22 are provided at the upper and lower ends of the side cover plate 3 respectively.
Further, the left and right inner side walls of the upper housing 1 are provided with first hook grooves 13, the left and right inner side walls of the lower housing 2 are provided with second hook grooves 23, and the left and right side walls of the side cover plate 3 are provided with hook members 32 respectively engaged with the first hook grooves 13 and the second hook grooves 23.
The side cover plate 3 is respectively provided with a positioning bayonet 31 and a clamping hook piece 32, and can be quickly assembled and connected with the upper shell 1 and the lower shell 2 in a bolt-free installation mode, and the side cover plate is assembled and fastened, so that the side cover plate is not easy to loosen.
As shown in fig. 4, further, the electronic components at the bottom of the upper circuit board 8 include one or more of a high-voltage capacitor 82, a switching tube 83, and a high-frequency transformer 84. The main heating electronic components of the mobile phone charger are a high-voltage capacitor 82, a switching tube 83 and a high-frequency transformer 84, and the electronic components with serious heating are arranged on the upper circuit board 8, so that the installation distance between the electronic components and other electronic components can be increased, and the heat dissipation fin 9 can be used for intensively dissipating heat.
Further, the charging interface 7 is a Type-C interface.
Further, the heat sink 9 is made of aluminum or copper material. In this embodiment, the heat sink 9 is made of an aluminum material, which has good thermal conductivity and low price, and reduces the production cost of the product.
Compared with the prior art, the electronic component heat dissipation device has the advantages that the upper circuit board is arranged above the lower circuit board, the electronic component with larger heat productivity is arranged at the bottom of the upper circuit board, and the radiating fin is arranged on the surface of the upper circuit board, so that the installation distance between the electronic component with larger heat productivity and other electronic components with smaller heat productivity can be increased, the electronic component on the upper circuit board can be conveniently and intensively radiated by the radiating fin, and the radiating effect is good; the side cover plate is respectively provided with a positioning bayonet and a clamping hook piece, can be quickly assembled and connected with the upper shell and the lower shell in a bolt-free installation mode, and is tightly assembled and not easy to loosen; the integrated structure has the advantages of reasonable design, good heat dissipation effect, easy assembly, stable structure and the like.
The foregoing description of the preferred embodiment of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. A high-power smart mobile phone charger is characterized in that: the device comprises an upper shell, a lower shell, a side cover plate, a folding terminal, a terminal positioning assembly, a lower circuit board, a charging interface, an upper circuit board and a radiating fin;
the upper shell is connected with the lower shell through a positioning shaft, and an accommodating cavity is formed between the upper shell and the lower shell; an opening is arranged on the right side of the accommodating chamber, and the opening is connected in a snap-fit sealing way through a side cover plate;
the bottom of the left side of the lower shell is provided with a folding groove, a terminal positioning assembly is arranged in the folding groove, and the folding terminal is connected with the terminal positioning assembly, so that the folding terminal can be rotationally folded in the folding groove;
the lower circuit board is arranged in the accommodating cavity, and the folding terminal is electrically connected with the lower circuit board through the terminal positioning assembly;
the charging interface is arranged on the lower circuit board, and the side cover plate is provided with a slot exposing the charging interface;
the upper circuit board is connected with the lower circuit board through pins, a plurality of electronic elements are arranged at the bottom of the upper circuit board, and radiating fins are arranged at the top of the upper circuit board.
2. The high power smart phone charger of claim 1, wherein: the terminal positioning assembly comprises two conductive elastic sheets, a gland plate and a locking bolt;
the conductive elastic sheet comprises a positioning part, a first conductive part and a second conductive part which are connected with the positioning part, and a positioning column which is clamped with the positioning part is arranged at the top of the folding groove;
the first conductive part is bent at the tail part of the folding groove and is abutted against the folding terminal;
the second conductive part is bent along the outer side wall of the folding groove and is connected with the lower layer circuit board in a conductive way;
a threaded column is arranged between the two folding grooves, the gland plate is pressed on the top of the conductive elastic sheet, and the locking bolt penetrates through the gland plate and is in threaded connection with the threaded column so as to lock the conductive elastic sheet.
3. The high power smart phone charger of claim 2, wherein: the folding terminal comprises two conductive terminals and a sleeve part, wherein the two conductive terminals are respectively inserted into the left side and the right side of the sleeve part, and the tail ends of the conductive terminals are exposed out of the sleeve part;
the shell part is characterized in that movable rotating shafts are arranged on two sides of the shell part, shaft holes for assembling the movable rotating shafts are formed in the folding grooves, and the conductive terminals can be rotated and folded in the shaft holes around the movable rotating shafts.
4. The high power smart phone charger of claim 2, wherein: and an elastic block elastically abutting against the lower layer circuit board is arranged at the bottom of the second conductive part.
5. The high power smart phone charger of claim 1, wherein: the lower shell is characterized in that a limiting clamping plate is arranged on the inner side wall of the lower shell, and a clamping groove which is clamped with the limiting clamping plate is formed in the lower layer circuit board.
6. The high power smart phone charger of claim 1, wherein: the upper shell is characterized in that a first buckling position is arranged on the right top wall of the upper shell, a second buckling position is arranged on the right bottom wall of the lower shell, and positioning bayonets which are buckled with the first buckling position and the second buckling position are respectively arranged at the upper end and the lower end of the side cover plate.
7. The high power smart phone charger of claim 6, wherein: the left and right inner side walls of the upper shell are provided with first hook grooves, the left and right inner side walls of the lower shell are provided with second hook grooves, and the left and right side walls of the side cover plate are provided with hook pieces respectively connected with the first hook grooves and the second hook grooves in a clamping mode.
8. The high power smart phone charger of claim 1, wherein: the electronic element at the bottom of the upper circuit board comprises one or more of a high-voltage capacitor, a switch tube and a high-frequency transformer.
9. The high power smart phone charger of claim 1, wherein: the charging interface is a Type-C interface.
10. The high power smart phone charger of any one of claims 1 to 9, wherein: the radiating fin is made of aluminum or copper materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223191171.6U CN219227236U (en) | 2022-11-30 | 2022-11-30 | High-power smart mobile phone charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223191171.6U CN219227236U (en) | 2022-11-30 | 2022-11-30 | High-power smart mobile phone charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219227236U true CN219227236U (en) | 2023-06-20 |
Family
ID=86738877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223191171.6U Active CN219227236U (en) | 2022-11-30 | 2022-11-30 | High-power smart mobile phone charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219227236U (en) |
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2022
- 2022-11-30 CN CN202223191171.6U patent/CN219227236U/en active Active
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