Wireless charger convenient for heat dissipation

Abstract

The utility model relates to the technical field of wireless chargers, in particular to a wireless charger convenient for heat dissipation, which comprises a bottom shell, a surface cover plate obliquely arranged above the bottom shell, a fan arranged over against the surface cover plate, and a bracket used for mounting the surface cover plate and the fan on the bottom shell, a wireless charging coil transmitting end is fixed on the back surface of the surface cover plate, a circuit board and a battery are fixed in the bottom shell, a wireless charging coil receiving end is embedded in the bottom of the bottom shell, the wireless charging coil transmitting end directly faces an air inlet of the fan, and a gap is reserved between the wireless charging coil transmitting end and the air inlet of the fan; the wireless charger provided by the utility model has an engineering angle when being used on a desktop, can be used as a mobile phone support during charging, can also assist the heat dissipation of the transmitting end of the charging coil and the circuit board, and ensures the charging efficiency of the wireless charger, thereby delaying the aging of the charging coil and prolonging the service life of the wireless charger.

Description

TECHNICAL FIELD

[0001] The utility model relates to wireless charger technical field, concretely is a wireless charger convenient for heat dissipation. BACKGROUND

[0002] With the development of the times and the gradual popularity of electronic equipment, wireless chargers have gradually entered people's lives, and the main principle of wireless chargers is electromagnetic induction. Energy coupling is realized through coils to achieve energy transmission without the medium of wires. Inductive coupling technology will become a bridge connecting charging base stations and devices. For example, the Chinese patent with the authorization announcement number CN216056403U discloses a wireless charger. The wireless charger includes a seat body, a circuit board, a charging cord, a SoC module, a charging coil, a controller, and a prompt device. The charging cord includes a connecting wire and a socket part. The socket part is used to connect with an external power supply. The connecting wire is connected to the circuit board. The SoC module and the controller are installed on the circuit board. The charging coil is arranged in the seat body and is electrically connected with the SoC module. The SoC module is signal connected with the controller. The prompt device is electrically connected with the controller. The prompt device is used to send prompt information under the control of the controller. By adding a prompt device in the wireless charger, the corresponding prompt information is given to the customer when charging the electronic device, and the convenience of use is improved.

[0003] However, the above-mentioned wireless charger still has the following disadvantages in actual application. First, the above-mentioned wireless charger does not have an ergonomic angle for desktop use, and cannot be used as a phone stand during charging. Second, the circuit board and the charging coil will generate heat during use, especially the emission end of the charging coil will emit a large amount of heat. The circuit board and the charging coil are fixed inside the sealed seat body, which causes the temperature inside the seat body to rise sharply during use, affecting the charging efficiency of the wireless charger, accelerating the aging of the charging coil, and shortening the service life of the wireless charger. UTILITY MODEL CONTENTS

[0004] The utility model aims at the above-mentioned shortage, provides a kind of wireless charger convenient for heat dissipation, with the ergonomic angle when using on desktop, can be used as a phone stand during charging, can also assist the emission end of charging coil and circuit board heat dissipation, ensure the charging efficiency of wireless charger, to delay the aging of charging coil, prolong the service life of wireless charger.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0006] The utility model provides a wireless charger convenient for heat dissipation, which comprises a bottom shell, a face cover plate obliquely installed above the bottom shell, a fan arranged opposite to the face cover plate, a support used for mounting the face cover plate and the fan on the bottom shell, a wireless charging coil transmitting end fixed to the back of the face cover plate, a circuit board and a battery fixed in the bottom shell, a wireless charging coil receiving end embedded in the bottom of the bottom shell, the wireless charging coil transmitting end being arranged opposite to the air inlet of the fan, a gap being left between the wireless charging coil transmitting end and the air inlet of the fan, and the fan, the wireless charging coil transmitting end, the battery and the wireless charging coil receiving end being electrically connected to the circuit board.

[0007] Further, a ring-shaped magnet transmitting end is sleeved on the wireless charging coil transmitting end, and a ring-shaped magnet receiving end is sleeved on the wireless charging coil receiving end.

[0008] Further, the circuit board is vertically arranged in the bottom shell, a heat dissipation channel is left between the front side of the circuit board and the front side wall of the bottom shell, the battery is arranged on the back side of the circuit board, the heat dissipation channel extends upwards and penetrates through the top wall of the bottom shell, the heat dissipation channel is arranged below the face cover plate, and the top end of the heat dissipation channel is arranged close to the air inlet of the fan.

[0009] Further, a plurality of heat dissipation holes are arranged on the front side of the bottom shell and arranged opposite to the heat dissipation channel.

[0010] Further, a back cover plate is arranged on the support and arranged in a "person" shape between the back cover plate and the face cover plate.

[0011] Further, a plurality of anti-skid pads are arranged on the bottom of the bottom shell.

[0012] The utility model has the advantages that:

[0013] In actual application, when in use, a mobile phone to be charged is placed on the face cover plate, the mobile phone is wirelessly charged through the battery, the circuit board, the wireless charging coil transmitting end and the wireless charging coil receiving end, and the wireless charging coil transmitting end is assisted in heat dissipation by the fan during the charging process; the face cover plate obliquely installed above the bottom shell supports the mobile phone, so that the mobile phone has an ergonomic angle when used on a desktop during the charging process; the utility model has the ergonomic angle when used on a desktop, can be used as a mobile phone support during charging, can assist in heat dissipation of the transmitting end of the charging coil and the circuit board, ensures the charging efficiency of the wireless charger, delays the aging of the charging coil and prolongs the service life of the wireless charger. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is the overall structure schematic diagram of the utility model;

[0015] Figure 2 is a top view of the utility model;

[0016] Figure 3 is Figure 2 is a sectional view at A-A in the middle;

[0017] Figure 4 is an explosion view of the utility model;

[0018] The drawing reference: bottom shell 1, heat dissipation channel 11, heat dissipation hole 12, non-slip pad 13, face cover plate 2, fan 3, support 4, wireless charging coil transmitting end 5, ring magnet transmitting end 51, circuit board 6, battery 7, wireless charging coil receiving end 8, ring magnet receiving end 81, back cover plate 9. DETAILED DESCRIPTION

[0019] As Figure 1 , Figure 2 , Figure 3 and Figure 4 indicated, a wireless charger convenient for heat dissipation includes bottom shell 1, face cover plate 2 obliquely installed above the bottom shell 1, fan 3 opposite to the face cover plate 2, support 4 used for installing the face cover plate 2 and fan 3 on the bottom shell 1, wireless charging coil transmitting end 5 fixed on the back of the face cover plate 2, circuit board 6 and battery 7 fixed in the bottom shell 1, wireless charging coil receiving end 8 embedded in the bottom of the bottom shell 1, the wireless charging coil transmitting end 5 opposite to the air inlet of the fan 3, gap between the wireless charging coil transmitting end 5 and the air inlet of the fan 3, the fan 3, wireless charging coil transmitting end 5, battery 7 and wireless charging coil receiving end 8 are electrically connected to the circuit board 6.

[0020] Further, the wireless charging coil transmitting end 5 is sleeved with ring magnet transmitting end 51, the wireless charging coil receiving end 8 is sleeved with ring magnet receiving end 81, the ring magnet transmitting end 51 is matched with the ring magnet receiving end 81; in the embodiment, the ring magnet transmitting end 51 and the ring magnet receiving end 81 complete the effect of position matching of the wireless charging and discharging equipment.

[0021] Further, the circuit board 6 is vertically arranged in the bottom shell 1, gap between the front side of the circuit board 6 and the front side wall of the bottom shell 1 is left for heat dissipation channel 11, the battery 7 is installed on the back side of the circuit board 6, the heat dissipation channel 11 extends upwards and penetrates the top wall of the bottom shell 1, the heat dissipation channel 11 is arranged below the face cover plate 2, the top end of the heat dissipation channel 11 is arranged close to the air inlet of the fan 3; in the embodiment, the air inlet of the fan 3 accelerates the air flow rate on one side of the circuit board 6 through the heat dissipation channel 11 during the air inlet process, and the circuit board 6 is cooled.

[0022] Further, the front side of the bottom shell 1 is provided with a plurality of heat dissipation holes 12, which are arranged opposite to the heat dissipation channels 11; in this embodiment, during the air inlet process of the fan 3, the external cold air enters the heat dissipation channels 11 from the heat dissipation holes 12, and the cold air in the heat dissipation channels 11 exchanges heat with the circuit board 6 to reduce the temperature of the circuit board 6 and dissipate heat for the circuit board 6.

[0023] Further, the bracket 4 is provided with a back cover plate 9, which is arranged in a "person" shape between the front cover plate 2; in this embodiment, the back cover plate 9 guides the air outlet of the fan 3.

[0024] Further, the bottom of the bottom shell 1 is provided with a plurality of anti-skid pads 13; in this embodiment, the anti-skid pads 13 can prevent the bottom shell 1 from sliding on the desktop.

[0025] The specific embodiments described herein are merely illustrative of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or use similar ways to replace them, without departing from the scope defined by the present application.

Claims

1. A wireless charger facilitating heat dissipation, characterized in that: The utility model provides a wireless charging fan, including bottom shell, the face cover plate of tilt installation above the bottom shell, the fan of facing the face cover plate is equipped with, the support for being used for installing the face cover plate and fan bottom shell on the bracket that adopts, the wireless charging coil transmitting end is fixed to the back of face cover plate, the circuit board and battery are fixed in the bottom shell, the bottom of bottom shell is embedded with wireless charging coil receiving end, the wireless charging coil transmitting end is opposite the air intake of fan and is equipped with, the gap is left between wireless charging coil transmitting end and the air intake of fan, fan, wireless charging coil transmitting end, battery and wireless charging coil receiving end all electric connection circuit board.

2. The wireless charger of claim 1, wherein, The annular magnet transmitting end is sleeved on the wireless charging coil transmitting end, the annular magnet receiving end is sleeved on the wireless charging coil receiving end, and the annular magnet transmitting end is matched with the annular magnet receiving end.

3. The wireless charger of claim 1, wherein, The circuit board is vertically arranged in the bottom shell, a heat dissipation channel is left between the front side of the circuit board and the front side wall of the bottom shell, the battery is installed on the back side of the circuit board, the heat dissipation channel extends upwards and penetrates the top wall of the bottom shell, the heat dissipation channel is arranged below the face cover plate, and the top end of the heat dissipation channel is arranged close to the air intake of the fan.

4. The wireless charger of claim 3, wherein, The front side of the bottom shell is provided with a plurality of heat dissipation holes, and the heat dissipation holes are arranged opposite to the heat dissipation channel.

5. The wireless charger of claim 1, wherein, The bracket is provided with a back cover plate, and the back cover plate and the face cover plate are arranged in a "person” shape.

6. The wireless charger of claim 1, wherein, The bottom of the bottom shell is provided with a plurality of anti-skid pads.

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