CN207234482U

CN207234482U - Wireless charger

Info

Publication number: CN207234482U
Application number: CN201721710426.1U
Authority: CN
Inventors: 桑堇馨
Original assignee: Shenzhen Ranvoo Technology Co Ltd
Current assignee: Shenzhen Ranvoo Technology Co Ltd
Priority date: 2017-12-08
Filing date: 2017-12-08
Publication date: 2018-04-13
Anticipated expiration: 2027-12-08
Also published as: WO2019109624A1

Abstract

The utility model provides a kind of wireless charger, the charging module formed including housing and the circuit board being placed in the housing and coil module, heat shield is further included in the housing, the circuit board is completely covered by the lower section of the heat shield with the coil module.The heat shield can obstruct heat transfer that the circuit board and the coil module are produced in charging process to the upper cover, so as to reduce the heat gathered on mobile phone, avoid battery from overheating.The good heat-insulation effect of the wireless charger of the utility model, work efficiency are high.

Description

Wireless charger

Technical field

Technical field of radio is the utility model is related to, particularly relates to wireless charger.

Background technology

Wireless charger is avoided using charging power cord, used by using the magnetic field transmission electric energy produced between coil It is convenient.Coil and circuit board can all generate heat in charging process, and heat accumulation passes to electronic equipment such as mobile phone etc., can cause battery Superheating phenomenon, causes mobile phone to start battery protection and automatically power off so that charging process is interrupted, and influences electronic equipment and wireless charging The work efficiency of electric appliance.

Utility model content

In view of the foregoing, it is necessary to provide a kind of improved wireless charger, it is with good heat-insulation effect, work efficiency The characteristics of high.

Technical solution provided by the utility model is：A kind of wireless charger, including housing and be placed in the housing The charging module that circuit board and coil module are formed, the coil module is arranged on the circuit board or both to be set laterally side by side Put, heat shield is further included in the housing, the circuit board is completely covered by the lower section of heat shield with the coil module.

Further, the heat shield includes the first heat shield and the second heat shield, the coil module be completely covered by The lower section of first heat shield, the circuit board are completely covered by the lower section of second heat shield, first heat shield Laterally row sets with second heat shield.

Further, second heat shield is insulating materials.

Further, the housing includes upper cover, side wall, lower cover, and the side wall is separately formed with the upper cover and described Lower cover is bonded housing.

Further, the side wall and the upper cover or the lower cover global formation, respectively with the lower cover or upper cover knot Close and form housing.

Further, the housing further includes rubber ring, and the rubber ring is placed in the edge of the upper cover, is fixed on described The upper surface of side wall.

Further, the lower cover is equipped with some anti-skid bases, some anti-skid bases away from the end face of the upper cover Laterally the row of being parallel to each other sets.

Further, the lower cover is additionally provided with gasket away from the end face of the upper cover, and some anti-skid bases run through institute Gasket is stated, and is stretched out along away from the direction of the lower cover.

Compared with prior art, wireless charger provided by the utility model, including housing and be placed in the housing The charging module that circuit board and coil module are formed, further includes heat shield, the circuit board and the coil mould in the housing Block is completely covered by the lower section of the heat shield.The heat shield can obstruct the circuit board and the coil module is charging The heat transfer that process produces so as to reduce the heat gathered on mobile phone, avoids battery from overheating, the utility model to the upper cover The good heat-insulation effect of wireless charger, work efficiency it is high.

Brief description of the drawings

The utility model is described in further detail with reference to the accompanying drawings and detailed description.

Fig. 1 is the decomposition diagram for the wireless charger that one embodiment of the utility model provides.

Fig. 2 is another decomposition diagram of housing shown in Fig. 1.

Fig. 3 is the decomposition diagram of charging module shown in Fig. 1.

Description of reference numerals:

Following embodiment will further illustrate the utility model embodiment with reference to above-mentioned attached drawing.

Embodiment

In order to be more clearly understood that the above-mentioned purpose of the utility model embodiment, feature and advantage, with reference to attached The utility model is described in detail in figure and embodiment.It should be noted that in the case where there is no conflict, the application Embodiment in feature can be mutually combined.

Many details are elaborated in the following description in order to fully understand the utility model embodiment, it is described Embodiment be only a part of embodiment of the utility model, rather than whole embodiment.Based in the utility model Embodiment, the every other embodiment party that those of ordinary skill in the art are obtained without making creative work Formula, belongs to the scope of the utility model embodiment protection.

Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to the utility model embodiment The normally understood implication of those skilled in the art is identical.Herein in the term used in the description of the utility model It is intended merely to the purpose of description specific embodiment, it is not intended that in limitation the utility model embodiment.

Wireless charger 100 in one embodiment of the utility model is passes through the wireless of magnetic field transmission electric energy that coil produces Charging equipment, such as phone charger etc. are easy to use its role is to avoid using charging power cord.The wireless charging Device 100 includes housing 10 and the circuit board 22 and coil module 21 that are placed in the housing, the circuit board 22 offer cooperation The endoporus of the coil module 21, the coil module 21 are placed at the endoporus of the circuit board 22, are also wrapped in the housing 10 Heat shield 30 is included, the circuit board 22 is completely covered by the lower section of the heat shield 30 with the coil module 21.It is described heat-insulated The effect of piece 30 is to obstruct heat transfer that the circuit board 22 and the coil module 21 produced in charging process to described Upper cover 11, so as to reduce the heat gathered on mobile phone, avoids battery from overheating.

Also referring to Fig. 1 and Fig. 2, the housing 10 includes upper cover 11, side wall 12, lower cover 13, the side wall 12 and institute The integrative-structure that upper cover 11 is global formation is stated, as shown in Figure 1, the upper cover 11 is disc, the side wall 12 is thin-wall circular Tubular, the end face of the lower cover 13 is circular ring shape, and the outer edge of the lower cover 13 is extended towards 11 side of upper cover；Institute State side wall 12 and be bonded the housing 10 of closure with the lower cover 13.The housing 10 is the bogey of its built-in component And outer guard.

The side wall 12 shown in Fig. 2 and the upper cover 11 are combining structure, the side wall 12, the upper cover 11 and institute State the housing 10 that lower cover 13 is bonded closure.The housing 10 further includes the rubber ring 11A of ring shape, the rubber ring 11A is placed in the edge of the upper cover 11, is fixed on the upper surface of the side wall 12.The lower cover 13 deviates from the end of the upper cover 11 Face is equipped with 4 anti-skid base 13A, and 4 anti-skid base 13A horizontal arrays rows set, parallel to each other, and circumferential direction is uniformly distributed in Near the endoporus of the lower cover 13.The lower cover 13 is additionally provided with gasket 13B away from the end face of the upper cover 11, and 4 described anti-skidding Base 13A runs through the gasket 13B along hole, and is stretched out along away from the direction of the lower cover 13.

In other embodiments, the housing 10 can be square or irregular shape；The side wall 12 and the lower cover 13 can be the integrative-structure of global formation；The anti-skid base 13A can be 1,2,3 or more than 4；The lower cover 13 can be free of the gasket 13B.

Also referring to Fig. 1 and Fig. 3, the wireless charger 100 includes 22 He of circuit board being placed in the housing 10 The charging module 20 that coil module 21 is formed, the charging module 20 is the key working part for realizing wireless charging, is mainly adopted With electromagnetic induction principle, energy coupling is carried out by coil and realizes energy transmission.The circuit board 22, which offers, coordinates the line The endoporus of module 21 is enclosed, the coil module 21 is placed at the endoporus of the circuit board 22, and the coil module 21 is winding line The combination of circle and magnetic conduction sheet, its shape is disc；The end face of the circuit board 22 is circular ring shape.

In other embodiments, the circuit board 22 and the coil module 21 can be square and other irregular shapes Shape；The circuit board 22 can laterally side by side be arranged with the coil module 21 and set.

Referring to Fig. 1, including heat shield 30 in the housing 10, the circuit board 22 hides completely with the coil module 21 It is placed on the lower section of the heat shield 30.The heat shield 30 second including discoidal first heat shield 31 and circular ring shape is heat-insulated Piece 32, the coil module 21 are completely covered by being completely covered by institute in the lower section of first heat shield 31, the circuit board 22 The lower section of the second heat shield 32 is stated, laterally row sets first heat shield 31 with second heat shield 32, and described second is heat-insulated Piece 32 is insulating materials.

In other embodiments, first heat shield 31 and second heat shield 32 can be square and other shapes Shape；First heat shield 31 and second heat shield 32 can be integrative-structures, be completely covered by the circuit board 22 and institute State coil module 21.

Embodiment of above is only unrestricted to illustrate the technical solution of the utility model embodiment, although with reference to more than The utility model embodiment is described in detail in better embodiment, it will be understood by those of ordinary skill in the art that, can Modified with the technical solution to the utility model embodiment or equivalent substitution should not all depart from the utility model embodiment The spirit and scope of technical solution.

Claims

1. a kind of wireless charger, including housing and the charging mould for circuit board and the coil module composition being placed in the housing Block, the coil module be arranged on the circuit board on or both set laterally side by side, it is characterised in that：Further included in the housing Heat shield, the circuit board are completely covered by the lower section of the heat shield with the coil module.

2. wireless charger according to claim 1, it is characterised in that：The heat shield includes the first heat shield and second Heat shield, the coil module are completely covered by the lower section of first heat shield, and the circuit board is completely covered by described The lower section of two heat shields, laterally row sets first heat shield with second heat shield.

3. wireless charger according to claim 2, it is characterised in that：Second heat shield is insulating materials.

4. wireless charger according to claim 1, it is characterised in that：The housing includes upper cover, side wall, lower cover, institute State separately formed side wall and the upper cover and the lower cover is bonded housing.

5. wireless charger according to claim 4, it is characterised in that：The side wall and the upper cover or the lower cover are whole It is body formed, respectively housing is bonded with the lower cover or upper cover.

6. wireless charger according to claim 4 or 5, it is characterised in that：The housing further includes rubber ring, the rubber Cushion rubber is placed in the edge of the upper cover, is fixed on the upper surface of the side wall.

7. wireless charger according to claim 4, it is characterised in that：The lower cover is equipped with away from the end face of the upper cover Some anti-skid bases, laterally the row of being parallel to each other sets some anti-skid bases.

8. wireless charger according to claim 7, it is characterised in that：The lower cover is also set away from the end face of the upper cover There is gasket, some anti-skid bases run through the gasket, and are stretched out along away from the direction of the lower cover.