CN220797830U

CN220797830U - Self-refrigerating wireless charging support

Info

Publication number: CN220797830U
Application number: CN202322332413.7U
Authority: CN
Inventors: 朱长仙
Original assignee: Shenzhen Zhigaoxiang Technology Development Co ltd
Current assignee: Shenzhen Zhigaoxiang Technology Development Co ltd
Priority date: 2023-08-28
Filing date: 2023-08-28
Publication date: 2024-04-16
Anticipated expiration: 2033-08-28

Abstract

The utility model discloses a self-refrigerating wireless charging support which comprises a base body, wherein a first wireless charging module is arranged on the inner side of the base body, the first wireless charging module comprises a heat conduction lining plate and a coil arranged on the heat conduction lining plate, a first heat conduction sheet is arranged on the inner side of the coil, a first PCB (printed Circuit Board) is arranged below the heat conduction lining plate, a containing opening is formed in the first PCB, a semiconductor refrigerator is embedded in the containing opening, the cold end surface of the semiconductor refrigerator is attached to the first wireless charging module, a radiator is arranged below the first PCB, and the hot end surface of the semiconductor refrigerator is attached to the radiator. Compared with the prior art, the utility model can cool the coil and the back of the mobile phone, thereby ensuring high-efficiency charging work.

Description

Self-refrigerating wireless charging support

Technical Field

The utility model relates to a wireless charger, in particular to a self-refrigerating wireless charging support.

Background

The wireless charger is generally horizontally arranged on a desktop, when the wireless charger is used, the wireless charger can be charged by only placing the mobile phone on the wireless charger, however, in the charging process, more heat is accumulated between the back of the mobile phone and the wireless charging coil, the charging efficiency is reduced due to the heat, in order to play a role in cooling, some wireless chargers adopt fans for cooling, and related institutions refer to China patent publication with publication number CN206148983U and named as a heat-dissipation type wireless charger, wherein:

"heat dissipation type wireless charger, include: the base, the backplate portion of backward slope setting on the base, locate the supporting part of the leading flank bottom of backplate portion, locate charging coil and radiator fan in the backplate portion, be equipped with the air intake on the trailing flank of backplate portion. The front side of the back plate part is also provided with an air outlet positioned above the supporting part, the air flow blown by the cooling fan flows out from the air outlet, one surface of the supporting part, which is used for being abutted against the charging equipment, is provided with a downward sunken diversion trench, and the front side of the diversion trench is provided with a wind shield. The utility model can carry out three-dimensional heat dissipation on the charging equipment, and has simple structure and high heat dissipation efficiency;

in such a mechanism, the air flow radiating mode is adopted, so that the problem of low radiating efficiency exists, and only the coil has radiating capacity, and the heat accumulated on the back of the mobile phone cannot be effectively radiated, so that the radiating effect is poor.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a self-refrigerating wireless charging support capable of refrigerating and cooling a coil and the back of a mobile phone aiming at the defects of the prior art.

In order to solve the technical problems, the utility model adopts the following technical scheme.

The utility model provides a self-refrigerating wireless support that charges, its is including the pedestal, the inboard of pedestal is equipped with first wireless module that charges, first wireless module that charges is including heat conduction welt and locating coil on the heat conduction welt, the inboard of coil is equipped with first conducting strip, the below of heat conduction welt is equipped with first PCB board, the holding mouth has been seted up on the first PCB board, the holding mouth is embedded to be equipped with semiconductor refrigerator, semiconductor refrigerator's cold junction face laminating in first wireless module that charges, the below of first PCB board is equipped with the radiator, semiconductor refrigerator's hot junction face laminating in the radiator.

Preferably, a bottom shell is fixed at the bottom of the base, a first airflow grid is arranged on the bottom shell and aligned with the bottom surface of the radiator, a second airflow grid is arranged at the side part of the base and aligned with the side surface of the radiator.

Preferably, a fan is arranged below the radiator.

Preferably, a second heat conducting fin is clamped between the heat conducting lining plate and the cold end surface of the semiconductor refrigerator, and a third heat conducting fin is clamped between the hot end surface of the semiconductor refrigerator and the radiator.

Preferably, the top surface of the base body is provided with a heat conducting cover plate, and the heat conducting cover plate and the first heat conducting sheet are mutually attached.

Preferably, the top surface of pedestal is equipped with the cassette, the cassette interpolation is equipped with portable power source shell, be equipped with battery, second PCB board, second wireless module and the annular magnet subassembly that charges in the portable power source shell, the battery with second wireless module of charging respectively electric connection in the second PCB board, annular magnet subassembly encircle in the outside of second wireless module of charging.

Preferably, a reversible rear shell is arranged on the back side of the portable power source shell, and a third wireless charging module is arranged in the rear shell.

In the self-cooling wireless charging support disclosed by the utility model, the first heat-conducting fin, the heat-conducting lining plate and the cold end surface of the semiconductor refrigerator are sequentially attached, when the semiconductor refrigerator works, the cold end of the semiconductor refrigerator performs heat exchange with the heat-conducting lining plate and the coil, and simultaneously, the heat conduction is performed between the first heat-conducting fin and the back of the mobile phone, so that the cooling function of a charging area of the back of the mobile phone is realized.

Drawings

FIG. 1 is an exploded view of the internal structure of a housing;

FIG. 2 is a side view of the portable power source housing after it is inserted into the cartridge;

fig. 3 is an exploded view of the internal structure of the portable power source enclosure.

Detailed Description

The utility model is described in more detail below with reference to the drawings and examples.

The utility model discloses a self-cooling wireless charging support, referring to fig. 1, which comprises a base body 1, wherein a first wireless charging module 2 is arranged on the inner side of the base body 1, the first wireless charging module 2 comprises a heat conduction lining plate 20 and a coil 21 arranged on the heat conduction lining plate 20, a first heat conduction sheet 22 is arranged on the inner side of the coil 21, a first PCB 3 is arranged below the heat conduction lining plate 20, a containing opening 30 is formed in the first PCB 3, a semiconductor refrigerator 4 is embedded in the containing opening 30, the cold end surface of the semiconductor refrigerator 4 is attached to the first wireless charging module 2, a radiator 5 is arranged below the first PCB 3, and the hot end surface of the semiconductor refrigerator 4 is attached to the radiator 5.

In the above structure, the first heat conducting strip 22, the heat conducting lining plate 20 and the cold end surface of the semiconductor refrigerator 4 are sequentially attached, when the semiconductor refrigerator 4 works, the cold end of the semiconductor refrigerator performs heat exchange with the heat conducting lining plate 20 and the coil 21, and simultaneously, the heat conduction is performed between the first heat conducting strip 22 and the back of the mobile phone, so that the cooling function of the charging area of the back of the mobile phone is realized.

In order to assist the heat dissipation at the hot end of the semiconductor refrigerator 4, in this embodiment, a bottom shell 6 is fixed at the bottom of the base 1, a first airflow grid 60 is disposed on the bottom shell 6, the first airflow grid 60 is aligned with the bottom surface of the radiator 5, a second airflow grid 10 is disposed at the side of the base 1, and the second airflow grid 10 is aligned with the side surface of the radiator 5.

Preferably, the heat sink 5 is a fin heat sink, one end of the plane of which is attached to the hot end of the semiconductor refrigerator 4, and one end of the fin of which faces the first airflow grid 60.

In practical applications, a flowing air flow should be provided between the second air flow grid 10 and the first air flow grid 60, and in order to assist the flowing air flow, in this embodiment, a fan 7 is disposed below the heat sink 5.

In order to avoid shielding the first airflow grid 60, the bottom of the bottom case 6 has a plurality of rubber pads 61.

In order to achieve sufficient heat conduction, in this embodiment, a second heat conducting fin 23 is sandwiched between the heat conducting liner 20 and the cold end surface of the semiconductor refrigerator 4, and a third heat conducting fin 50 is sandwiched between the hot end surface of the semiconductor refrigerator 4 and the heat sink 5.

As a preferable mode, the top surface of the base 1 is provided with a heat conducting cover plate 11, and the heat conducting cover plate 11 and the first heat conducting fin 22 are mutually attached. Based on the bonding relationship between the heat conducting cover plate 11 and the first heat conducting fin 22, the back of the mobile phone and the cold end of the semiconductor refrigerator 4 can be guaranteed to exchange heat sufficiently.

Referring to fig. 1 to 3, in this embodiment, a card holder 12 is disposed on a top surface of the holder 1, a portable power source housing 80 is inserted into the card holder 12, a battery 81, a second PCB 82, a second wireless charging module 83 and a ring magnet assembly 84 are disposed in the portable power source housing 80, the battery 81 and the second wireless charging module 83 are electrically connected to the second PCB 82, and the ring magnet assembly 84 surrounds an outer side of the second wireless charging module 83. Wherein the portable power source housing 80 can be used as a stand-alone wireless charging power source.

Regarding the preferred power supply mode of the portable power source housing 80, in this embodiment, a first electrical contact assembly is disposed at the lower end of the portable power source housing 80, the first electrical contact assembly is electrically connected with the second PCB 82, a second electrical contact assembly 14 is disposed at the bottom of the base 1, the second electrical contact assembly 14 is electrically connected with the third PCB 13, and the first electrical contact assembly and the second electrical contact assembly 14 are vertically corresponding and are electrically connected with each other.

In this embodiment, a reversible rear case 85 is disposed on the back side of the portable power source case 80, and a third wireless charging module 86 is disposed in the rear case 85. The third wireless charging module 86 may be used to charge the smart watch.

On this basis, this embodiment further includes a U-shaped bracket 9, where the U-shaped bracket 9 spans on two sides of the portable power source housing 80, and two ends of the U-shaped bracket 9 are respectively hinged with two ends of the portable power source housing 80. In addition, the embodiment further includes a third PCB 13, and the first wireless charging module 2 is electrically connected to the third PCB 13.

The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the present utility model, and modifications, equivalent substitutions or improvements made within the technical scope of the present utility model should be included in the scope of the present utility model.

Claims

1. The utility model provides a self-refrigeration wireless support that charges, its characterized in that, including pedestal (1), the inboard of pedestal (1) is equipped with first wireless module (2) that charges, first wireless module (2) including heat conduction welt (20) and locating coil (21) on heat conduction welt (20), the inboard of coil (21) is equipped with first conducting strip (22), the below of heat conduction welt (20) is equipped with first PCB board (3), hold mouth (30) have been seted up on first PCB board (3), hold mouth (30) embedded be equipped with semiconductor refrigerator (4), the cold junction face laminating of semiconductor refrigerator (4) in first wireless module (2), the below of first PCB board (3) is equipped with radiator (5), the hot junction face laminating of semiconductor refrigerator (4) in radiator (5).

2. Self-cooling wireless charging support according to claim 1, characterized in that the bottom of the base (1) is fixed with a bottom shell (6), a first airflow grid (60) is arranged on the bottom shell (6), the first airflow grid (60) is aligned with the bottom surface of the radiator (5), a second airflow grid (10) is arranged on the side of the base (1), and the second airflow grid (10) is aligned with the side surface of the radiator (5).

3. Self-refrigerating wireless charging support according to claim 2, characterized in that a fan (7) is provided under the radiator (5).

4. Self-refrigerating wireless charging support according to claim 1, characterized in that a second heat conducting fin (23) is sandwiched between the heat conducting lining plate (20) and the cold end face of the semiconductor refrigerator (4), and a third heat conducting fin (50) is sandwiched between the heat end face of the semiconductor refrigerator (4) and the heat sink (5).

5. Self-refrigerating wireless charging support according to claim 1, characterized in that the top surface of the base body (1) is provided with a heat conducting cover plate (11), and the heat conducting cover plate (11) and the first heat conducting sheet (22) are mutually attached.

6. The self-cooling wireless charging support according to claim 1, wherein the top surface of the base body (1) is provided with a clamping seat (12), a portable power source shell (80) is inserted into the clamping seat (12), a battery (81), a second PCB (printed circuit board) board (82), a second wireless charging module (83) and a ring magnet assembly (84) are arranged in the portable power source shell (80), the battery (81) and the second wireless charging module (83) are respectively and electrically connected to the second PCB board (82), and the ring magnet assembly (84) surrounds the outer side of the second wireless charging module (83).

7. The self-contained wireless charging stand of claim 6, wherein a reversible back shell (85) is provided on a back side of the portable power source housing (80), and a third wireless charging module (86) is provided within the back shell (85).