CN217607533U

CN217607533U - Wireless charging device convenient to heat dissipation

Info

Publication number: CN217607533U
Application number: CN202221583352.0U
Authority: CN
Inventors: 方晓东
Original assignee: Guangzhou Lehman Brothers Electronic Technology Co ltd
Current assignee: Guangzhou Lehman Brothers Electronic Technology Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-10-18
Anticipated expiration: 2032-06-21

Abstract

The utility model provides a wireless charging device convenient to heat dissipation, including wireless body, its characterized in that of filling: the wireless charging body comprises a shell, a charging coil, a circuit board, a fan, a supporting piece and a magnetic piece, wherein the charging coil, the circuit board, the fan and the supporting piece are arranged in the shell, and the magnetic piece is used for enabling the wireless charging body to be adsorbed on a mobile phone; the supporting piece comprises an installation plate and an air duct which are connected up and down, the charging coil is arranged on the upper surface of the installation plate, the fan is arranged in the middle of the air duct, and the circuit board is fixed on the lower surface of the installation plate and is electrically connected with the charging coil and the fan; the casing in the projection direction of the air duct is provided with a plurality of heat dissipation holes which are arranged in a circumferential array. The utility model provides a pair of wireless charging device convenient to heat dissipation can increase the air flow rate of wireless lower part that fills, takes away the heat that wireless in the cell-phone charging process was filled and the cell-phone produced, realizes dispelling the heat fast.

Description

Wireless charging device convenient to heat dissipation

Technical Field

The utility model relates to a battery charging outfit technical field, concretely relates to wireless charging device convenient to heat dissipation.

Background

The wireless charger is a device which utilizes the principle of electromagnetic induction to charge, the principle is similar to that of a transformer, a coil is respectively arranged at a transmitting end and a receiving end, the coil at the transmitting end sends out an electromagnetic signal to the outside under the action of electric power, and the coil at the receiving end receives the electromagnetic signal and converts the electromagnetic signal into current, so that the purpose of wireless charging is achieved. The wireless charging technology is a special power supply mode, does not need a power line, depends on electromagnetic wave propagation, converts electromagnetic wave energy into electric energy, and finally realizes wireless charging.

With the technical development, terminal equipment such as a mobile phone and the like can be charged wirelessly through a wireless charger, and the charged equipment can be charged only by being placed on the wireless charger. During the charging process, the charged terminal may generate heat continuously, which may cause the battery life to be reduced, or even the charged terminal to be damaged.

Therefore, how to effectively cool down the wireless charger in the charging process is a difficult problem, and most of the existing schemes are to dissipate heat through a fan, but the effect is not obvious enough.

SUMMERY OF THE UTILITY MODEL

The utility model provides a wireless charging device convenient to heat dissipation can increase the air flow rate of wireless lower part that fills, takes away the heat that wireless in-process of charging of cell-phone was filled and the cell-phone produced, realizes dispelling the heat fast to prior art not enough.

The technical scheme of the utility model is realized like this:

a wireless charging device convenient for heat dissipation comprises a wireless charging body, wherein the wireless charging body comprises a shell, a charging coil, a circuit board, a fan, a supporting piece and a magnetic piece, wherein the charging coil, the circuit board, the fan and the supporting piece are arranged in the shell, and the magnetic piece is used for enabling the wireless charging body to be adsorbed on a mobile phone; the supporting piece comprises an installing plate and an air guide cylinder which are connected up and down, the charging coil is arranged on the upper surface of the installing plate, the fan is arranged in the middle of the air guide cylinder, and the circuit board is fixed on the lower surface of the installing plate and is electrically connected with the charging coil and the fan; the casing in the projection direction of the air duct is provided with a plurality of heat dissipation holes which are arranged in a circumferential array.

Preferably, the wireless charging body comprises a plurality of magnetic pieces, and the magnetic pieces are installed in the shell and arranged outside the charging coil in a circular array.

Preferably, the wireless charging body further comprises a pull ring, and the pull ring is arranged on the outer side of the heat dissipation hole and hinged to the shell.

According to the technical scheme, one end of the pull ring is provided with a first groove convenient to grab, and the first groove is formed in one surface, close to the shell, of the pull ring.

Preferably, the shell is provided with a second groove matched with the pull ring in shape, and the pull ring is arranged in the second groove.

Preferably, the wireless charging body is further provided with a charging port, and the charging port is electrically connected with the circuit board.

Preferably, according to the technical scheme, a plurality of protruding heat dissipation parts are arranged at the bottom of the shell and are uniformly distributed.

Compared with the prior art, the utility model has the advantages of it is following:

the utility model relates to a wireless charging device convenient to heat dissipation realizes charging by electromagnetic induction through filling this internal charging coil at the wireless, is equipped with the fan in the guide duct of charging coil lower part, and during charging, the fan starts to take out the air of guide duct upper end to the lower extreme to discharge via the louvre, realize air flow rate and accelerate, take away the heat that cell-phone and wireless fill, in charging process, make the wireless body of filling fix at the cell-phone rear portion through the magnetic part in the casing.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is an exploded view of a wireless charging device convenient for heat dissipation according to the present invention;

fig. 2 is an exploded view of the wireless charging device with heat dissipation convenience according to another aspect of the present invention;

fig. 3 is a bottom view of the wireless charging device convenient for heat dissipation according to the present invention;

fig. 4 is a side view of a wireless charging device facilitating heat dissipation according to the present invention;

the attached drawings are as follows: 01. a housing; 11. heat dissipation holes; 12. a second groove; 13. a charging port; 14. a raised heat dissipating portion; 02. a charging coil; 03. a circuit board; 04. a fan; 05. a support member; 51. mounting a plate; 52. an air duct; 06. a magnetic member; 07. a pull ring; 71. a first groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element 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 invention. Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

As shown in fig. 1 to 4, the embodiment of the present invention discloses a wireless charging device convenient for heat dissipation, which includes a wireless charging body, the wireless charging body includes a casing 01, a charging coil 02 installed in the casing 01, a circuit board 03, a fan 04, a supporting member 05, and a magnetic member 06 for making the wireless charging body adsorbed on a mobile phone; the casing 01 is of a structure similar to a circular truncated cone, wherein the surface with larger area is adsorbed on the rear cover of the mobile phone when in use, the support piece 05 comprises an installation plate 51 and an air duct 52 which are connected up and down, a charging coil 02 is arranged on the upper surface of the installation plate 51, a fan 04 is arranged in the middle of the air duct 52, and a circuit board 03 is fixed on the lower surface of the installation plate 51 and is electrically connected with the charging coil 02 and the fan 04; the casing 01 of the air duct 52 in the projection direction is provided with a plurality of heat dissipation holes 11, and the heat dissipation holes 11 are arranged in a circumferential array. This internal charging coil 02 that sets up of wireless charging realizes that electromagnetic induction charges, support piece 05 both ends prop up casing 01 middle part, avoid casing 01 sunken damage, when charging, fan 04 starts and takes out the air of air duct 52 upper end to the lower extreme, new air gets into casing 01 in gap or the trompil from the casing 01 outside simultaneously, the air current is discharged via louvre 11, realize air flow rate and accelerate, take away the heat that cell-phone and wireless body of charging, in the charging process, make wireless body of charging fix at the cell-phone rear portion through magnetism absorption through the magnetic part 06 in the casing 01, the messenger of cell-phone when being convenient for charge afterwards.

In a preferred embodiment, as shown in fig. 1, the cordless charger body comprises a plurality of magnetic members 06, and the magnetic members 06 are installed in the housing 01 and arranged outside the charging coil 02 in a circular array. The magnetic pieces 06 are arranged in a circumferential array, so that the adsorption force can be more concentrated, and the stability of the wireless charging body in adsorption is ensured.

In a preferred embodiment, the wireless charger body further comprises a pull ring 07, and the pull ring 07 is arranged outside the heat radiation hole 11 and is hinged with the shell 01. Pull out pull ring 05 and place with certain angle between cell-phone and the horizontal plane, avoid filling the not good problem of circulation of air effect that the louvre 07 of body bottom was blockked the result in by the horizontal plane because of wireless, further increased heat dispersion.

Specifically, as shown in fig. 3, one end of the pull ring 07 is provided with a first groove 71 for facilitating grasping, and the first groove 71 is disposed on one side of the pull ring 07 close to the housing 01. When the tab 07 is in the second slot 12, the tab 07 can be better rotated out through the second slot 12.

Preferably, the housing 01 is provided with a second groove 12 matching the shape of the pull ring 07, and the pull ring 07 is disposed in the second groove 12.

In a preferred embodiment, the wireless charger body is further provided with a charging port 13, and the charging port 13 is electrically connected with the circuit board 03. In use, power is supplied through the charging port 13.

In a preferred embodiment, the bottom of the housing 01 is provided with a plurality of protruding heat dissipation parts 14, and the protruding heat dissipation parts 14 are uniformly distributed. When the wireless charging body is horizontally placed, the heat dissipation holes 11 are prevented from being blocked, and the heat dissipation efficiency is ensured.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a wireless charging device convenient to heat dissipation, fills the body including wireless, its characterized in that: the wireless charging body comprises a shell (01), a charging coil (02), a circuit board (03), a fan (04), a supporting piece (05) and a magnetic piece (06) for enabling the wireless charging body to be adsorbed on a mobile phone, wherein the charging coil (02), the circuit board (03), the fan (04) and the magnetic piece are installed in the shell (01);

the supporting piece (05) comprises an installing plate (51) and an air duct (52) which are connected up and down, the charging coil (02) is arranged on the upper surface of the installing plate (51), the fan (04) is arranged in the middle of the air duct (52), and the circuit board (03) is fixed on the lower surface of the installing plate (51) and is electrically connected with the charging coil (02) and the fan (04);

the casing (01) in the projection direction of the air duct (52) is provided with a plurality of heat dissipation holes (11), and the heat dissipation holes (11) are arranged in a circumferential array.

2. The wireless charging device facilitating heat dissipation according to claim 1, wherein the wireless charging body comprises a plurality of the magnetic members (06), and the magnetic members (06) are installed in the housing (01) and arranged outside the charging coil (02) in a circular array.

3. The wireless charging device facilitating heat dissipation of claim 1, wherein the wireless charging body further comprises a pull ring (07), and the pull ring (07) is disposed outside the heat dissipation hole (11) and hinged to the housing (01).

4. The wireless charging device facilitating heat dissipation according to claim 3, wherein one end of the pull ring (07) is provided with a first groove (71) facilitating gripping, and the first groove (71) is arranged on the pull ring (07) near one side of the housing (01).

5. The wireless charging device facilitating heat dissipation according to claim 3, wherein the housing (01) is provided with a second groove (12) matching the shape of the pull ring (07), and the pull ring (07) is disposed in the second groove (12).

6. The wireless charging device convenient for heat dissipation according to claim 1, wherein a charging port (13) is further provided on the wireless charging body, and the charging port (13) is electrically connected to the circuit board (03).

7. The wireless charging device facilitating heat dissipation according to claim 1, wherein a plurality of protruding heat dissipation portions (14) are disposed at the bottom of the housing (01), and the protruding heat dissipation portions (14) are uniformly distributed.