CN210168099U

CN210168099U - Mobile phone shell and mobile phone charging assembly

Info

Publication number: CN210168099U
Application number: CN201921737423.6U
Authority: CN
Inventors: 覃涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-03-20
Anticipated expiration: 2029-10-16

Abstract

The application relates to a mobile phone shell and a mobile phone charging assembly, and belongs to the technical field of mobile phone charging equipment. Cell-phone shell contains shell body, heating panel and wireless subassembly that charges. The shell body is detachably sleeved outside the mobile phone and is provided with a back shell wall for fitting the back of the mobile phone. The inner side of the back shell wall is concavely provided with a first mounting groove. The heating panel is embedded in the first mounting groove and is concavely provided with a second mounting groove. The wireless charging assembly comprises a charging connector, a first wireless charging induction coil and a wireless charging circuit board, wherein the first wireless charging induction coil and the wireless charging circuit board are embedded in the second mounting groove, the first wireless charging induction coil, the wireless charging circuit board and the charging connector are electrically connected in sequence, and the charging connector is arranged on a charging interface of a detachable plug-in mobile phone. The mobile phone charging assembly comprises a power supply device and a mobile phone shell, wherein the power supply device is provided with a second wireless charging induction coil electrically connected with the first wireless charging induction coil. The wireless charging of the mobile phone can be realized, the heat dissipation performance of the shell at the back of the mobile phone can be effectively improved, and the heating problem of the charging of the mobile phone can be improved.

Description

Mobile phone shell and mobile phone charging assembly

Technical Field

The application relates to the technical field of mobile phone charging equipment, in particular to a mobile phone shell and a mobile phone charging assembly.

Background

At present, most mobile phones on the market do not have a wireless charging function, adopt wired charging mode, if carry out operations such as playing games when charging, can seriously hinder controlling the mobile phone, influence user's experience.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide a cell-phone shell and cell-phone subassembly that charges, can realize the wireless charging to the cell-phone, can also effectively improve the heat dispersion of cell-phone back shell simultaneously, the problem of generating heat when effectively improving the cell-phone and charging.

The embodiment of the application is realized as follows:

in a first aspect, an embodiment of the present application provides a mobile phone shell, including: shell body, heating panel and wireless subassembly that charges.

The shell body is used for detachably sleeving the mobile phone outside, the shell body is provided with a back shell wall used for being attached to the back of the mobile phone, and a first mounting groove is concavely arranged on the inner side of the back shell wall.

The heating panel inlays and locates in the first mounting groove, and the heating panel is concave to be equipped with the second mounting groove.

The wireless charging assembly comprises a first wireless charging induction coil, a wireless charging circuit board and a charging connector, the first wireless charging induction coil and the wireless charging circuit board are all embedded in the second mounting groove, the output end of the first wireless charging induction coil is electrically connected with the input end of the wireless charging circuit board, the output end of the wireless charging circuit board is electrically connected with the input end of the charging connector, the output end of the charging connector is provided with the charging connector, and the charging connector is used for being detachably connected with a mobile phone charging interface in an inserting mode.

In the above technical solution, the first wireless charging induction coil serves as an energy receiving end, and when the input end of the first wireless charging induction coil is electrically connected with the output end of the external electromagnetic induction coil, energy is transferred to the first wireless charging induction coil through the external electromagnetic induction coil. The output end of the first wireless charging induction coil is electrically connected with the input end of the wireless charging circuit board, and the wireless charging circuit board is used for converting the current received by the first wireless charging induction coil; the output end of the wireless charging circuit board is electrically connected with the input end of the charging connector and is used for transmitting the converted current to the charging connector; the charging head is detachably inserted into a charging port of the mobile phone, so that the mobile phone is charged by using energy transmitted by the wireless charging circuit board. Need not external cell-phone charging wire when charging, can realize charging the wireless of cell-phone through the cell-phone shell. The back shell wall is used for being attached to the back of the mobile phone, the inner side of the back shell wall is directly contacted with the back of the mobile phone, the first mounting groove is concavely arranged on the inner side of the back shell wall to embed the heat dissipation plate, and the heat dissipation performance of the back shell of the mobile phone can be improved through the heat dissipation plate; the second mounting groove is concavely arranged on the heat dissipation plate to embed the first wireless charging induction coil and the wireless charging circuit board, the first wireless charging induction coil and the wireless charging circuit board can be stably fixed on the back shell wall, meanwhile, the heat dissipation plate can be used for effectively dissipating heat of the first wireless charging induction coil and the wireless charging circuit board, and the heating problem of the mobile phone during charging is effectively solved.

In some alternative embodiments, the handset housing further comprises a heat sink attached to the inside of the back housing wall, the charging head being located on a side of the heat sink remote from the back housing wall.

Among the above-mentioned technical scheme, through the setting of fin, the heat dispersion of cell-phone shell has further been improved. The charging head is arranged on one side of the radiating fin, which is far away from the back shell wall, so that the charging head is conveniently in plug-in fit with a mobile phone charging port.

In some optional embodiments, the opening of the second mounting groove is located on one side of the heat dissipation plate close to the heat dissipation plate, and the first wireless charging induction coil and the wireless charging circuit board are attached to the heat dissipation plate.

Among the above-mentioned technical scheme, the opening of second mounting groove is located the one side that is close to the fin of heating panel, conveniently inlays the heating panel and locates first wireless charging induction coil and wireless charging circuit board in the second mounting groove again after locating first mounting groove, simple to operate. The first wireless charging induction coil and the wireless charging circuit board are attached to the radiating fins, so that the first wireless charging induction coil and the wireless charging circuit board can be conveniently and simultaneously radiated through the radiating plate and the radiating fins, the radiating efficiency is higher, and the heating problem during charging of the mobile phone can be further improved.

In some alternative embodiments, the heat sink is a graphene sheet.

In the technical scheme, the graphene sheet is small in thickness and good in heat dissipation performance. Meanwhile, the graphene sheet has good flexibility, so that the flexibility of the back shell wall is hardly influenced under the condition that the radiating sheet covers the whole surface of the inner side of the back shell wall, and the detachment of the shell body and the mobile phone is not influenced under the condition. Therefore, the radiating fins are arranged in a graphene sheet mode, and the radiating fins can be conveniently covered on the whole surface of the inner side of the back shell wall, so that the radiating fins have a large radiating area and a good radiating effect.

In some alternative embodiments, the heat sink is an aluminum plate.

Among the above-mentioned technical scheme, aluminum plate's quality is light, and aluminum plate has better heat dispersion, and aluminum plate can also realize comparatively steadily that first wireless charging induction coil and wireless charging circuit board's installation and fixed.

In some alternative embodiments, the housing body is a plastic housing.

Among the above-mentioned technical scheme, set up the casing body into plastic housing for casing body quality is light and have better pliability, can conveniently install and dismantle with the cell-phone.

In some optional embodiments, be connected with the charging line between wireless charging circuit board's the output and the input of the joint that charges, the inboard concave third mounting groove that is equipped with of back conch wall, the charging line inlays to be located in the third mounting groove.

Among the above-mentioned technical scheme, the inboard of back conch wall is equipped with the third mounting groove in a concave way and is used for inlaying and establish the charging line, can fix the charging line at the back conch wall steadily, guarantees simultaneously that the inboard of back conch wall has better planarization, and the inboard and the cell-phone back of the part conch wall of being convenient for carry out better laminating.

In some optional embodiments, the input end of the charging connector is provided with a charging seat, the charging seat is electrically connected with the input end of the wireless charging circuit board and the charging connector respectively, and one end of the charging seat, which is far away from the charging connector, is provided with a charging contact.

Among the above-mentioned technical scheme, the charging seat respectively with wireless charging circuit board's input and the first electric connection that charges for with the energy transmission of wireless charging circuit board to the head that charges realization wireless charging. The one end of charging seat that keeps away from the head that charges is provided with the contact that charges, still conveniently utilizes the cell-phone to charge the head and carry out electric connection with the electric shock that charges to realize wired charging. Have wired charging and wireless function of charging concurrently when using this cell-phone shell, use the flexibility better.

In some alternative embodiments, the charging dock is provided with a magnetic member.

Among the above-mentioned technical scheme, set up magnetic part at the charging seat, the magnetic force that utilizes magnetic part when being convenient for wired to charge makes charging seat and quick-witted magnetism inhale the formula head that charges and attract each other for the formula head that charges can be stably connected to the magnetism of contact and cell-phone of charging, and it is more convenient to use.

In a second aspect, an embodiment of the present application provides a mobile phone charging assembly, including a power supply device and the mobile phone shell provided in the first aspect, the power supply device is provided with a second wireless charging induction coil, and an output end of the second wireless charging induction coil is electrically connected to an input end of the first wireless charging induction coil.

Among the above-mentioned technical scheme, adopt power supply unit and foretell cell-phone shell cooperation, power supply unit is as the energy output end, and the output of the wireless induction coil that charges of second that power supply unit set up charges with first wireless induction coil's input electric connection to transfer energy transmission to cell-phone shell through electromagnetic induction's mode, thereby realize the wireless charging to the cell-phone through the cell-phone shell. This cell-phone shell utilizes the heating panel can effectively improve the heat dispersion of cell-phone back shell to can effectively dispel the heat to first wireless induction coil and the wireless charging circuit board that charges, the problem of generating heat when can also effectively improving the cell-phone and charging.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

Fig. 1 is an exploded view of a handset housing according to an embodiment of the present application;

fig. 2 is a schematic structural diagram of a housing body of a mobile phone housing according to an embodiment of the present application;

fig. 3 is a schematic structural diagram of a wireless charging assembly of a mobile phone case according to an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of a heat dissipation plate of a mobile phone case according to an embodiment of the present disclosure;

fig. 5 is a schematic structural diagram of a heat sink of a mobile phone case according to an embodiment of the present application.

Icon: 100-mobile phone casing; 110-a shell body; 111-back shell wall; 1111-a first mounting groove; 1112-a third mounting groove; 112-side shell wall; 120-a heat sink; 121-a second mounting groove; 130-a wireless charging component; 131-a first wireless charging induction coil; 132-a wireless charging circuit board; 133-a charging connector; 1331-a charging head; 1332-a charging dock; 1333-charging contacts; 134-a charging line; 140-heat sink.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in 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 obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it is noted that the terms "first", "second", "third", and the like are used merely for distinguishing between descriptions and are not intended to indicate or imply relative importance.

The terms "inner", "outer", and the like, refer to an orientation or positional relationship based on that shown in the drawings, or that is conventionally placed during use of the product of this application, for convenience of describing and simplifying the application, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the application.

In the description of the present application, it is also noted that the terms "disposed," "mounted," "connected," and the like are to be construed broadly unless otherwise specifically stated and limited. For example, the connection can be fixed, detachable or integrated; 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 application can be understood in a specific case by those of ordinary skill in the art.

Examples

In a first aspect, referring to fig. 1, an embodiment of the present invention provides a mobile phone case 100, a case body 110, a heat dissipation plate 120 and a wireless charging assembly 130.

Referring to fig. 2, the housing body 110 is detachably sleeved outside the mobile phone, and the housing body 110 has a back housing wall 111 for attaching to the back of the mobile phone. It is understood that the back housing wall 111 can be adaptively provided with an operation hole according to the structure of the back of the mobile phone, for example, a camera hole corresponding to the camera of the mobile phone, and a fingerprint operation hole corresponding to the fingerprint unlocking slot of the mobile phone.

Illustratively, the housing body 110 further includes a side housing wall 112, the side housing wall 112 is annularly disposed along an edge of the back housing wall 111, and the side housing wall 112 extends toward a side of the back housing wall 111 close to the back of the mobile phone for enclosing the side of the mobile phone, so as to detachably cover the housing body 110 outside the mobile phone and make the inner side of the back housing wall 111 fit to the back of the mobile phone. It is understood that the side housing wall 112 can be adaptively provided with an operation hole according to the structure of the side portion of the mobile phone, for example, a volume adjustment hole corresponding to a volume adjustment key of the mobile phone, a screen locking hole corresponding to a screen locking key of the mobile phone, an earphone hole corresponding to an earphone insertion port of the mobile phone, and a charging hole corresponding to a charging port of the mobile phone.

Referring to fig. 3, the wireless charging assembly 130 includes a first wireless charging induction coil 131, a wireless charging circuit board 132 and a charging connector 133. The output end of the first wireless charging induction coil 131 is electrically connected with the input end of the wireless charging circuit board 132, the output end of the wireless charging circuit board 132 is electrically connected with the input end of the charging connector 133, the output end of the charging connector 133 is provided with a charging connector 1331, and the charging connector 1331 is detachably inserted into a charging interface of a mobile phone.

In the mobile phone case 100 provided in the embodiment of the present application, the first wireless charging induction coil 131 serves as an energy receiving end, and when the input end of the first wireless charging induction coil 131 is electrically connected to the output end of the external electromagnetic induction coil, energy is transferred to the first wireless charging induction coil 131 through the external electromagnetic induction coil. The output end of the first wireless charging induction coil 131 is electrically connected with the input end of the wireless charging circuit board 132, and the wireless charging circuit board 132 is used for converting the current received by the first wireless charging induction coil 131; the output end of the wireless charging circuit board 132 is electrically connected with the input end of the charging connector 133, and is used for transmitting the converted current to the charging connector 133; the charging head 1331 is detachably connected to a charging port of the mobile phone, so as to charge the mobile phone by using the energy transmitted by the wireless charging circuit board 132. Need not external cell-phone charging wire when charging, can realize charging the wireless of cell-phone through cell-phone shell 100.

In the embodiment of the present application, a first mounting groove 1111 is recessed inside the back housing wall 111. The heat dissipation plate 120 is embedded in the first mounting groove 1111. Referring to fig. 4, the heat dissipating plate 120 is concavely provided with a second mounting groove 121, it can be understood that the shape of the second mounting groove 121 is adapted to the shape of the first wireless charging induction coil 131 and the wireless charging circuit board, and the first wireless charging induction coil 131 and the wireless charging circuit board 132 are both embedded in the second mounting groove 121.

In the mobile phone case 100 provided in the embodiment of the present application, the back housing wall 111 is used for being attached to the back of a mobile phone, the inner side of the back housing wall 111 directly contacts with the back of the mobile phone, the first mounting groove 1111 is concavely provided on the inner side of the back housing wall 111 to embed the heat dissipation plate 120, so that the heat dissipation performance of the back housing of the mobile phone can be improved by the heat dissipation plate 120; the second mounting groove 121 is recessed in the heat dissipation plate 120 to embed the first wireless charging induction coil 131 and the wireless charging circuit board 132, so that the first wireless charging induction coil 131 and the wireless charging circuit board 132 can be stably fixed on the back shell wall 111, and meanwhile, the heat dissipation plate 120 can be used for effectively dissipating heat of the first wireless charging induction coil 131 and the wireless charging circuit board 132, thereby effectively improving the heating problem during charging of the mobile phone.

It should be noted that, in the embodiment of the present application, the implementation of wireless charging of the mobile phone means that when the mobile phone shell 100 is used for charging, no additional connection of a charging line of the mobile phone is needed, and the mobile phone shell 100 can obtain energy in a wireless manner to charge the mobile phone, and does not require any lead line inside the mobile phone shell 100.

In some alternative embodiments, the housing body 110 is a plastic housing, which has light weight and good flexibility, and can be easily installed on and removed from the mobile phone, and it is understood that in other embodiments, the housing body 110 may also be a silicone housing, a leather housing, or the like.

In some optional embodiments, the heat dissipation plate 120 is an aluminum plate, the aluminum plate has a light weight, and the aluminum plate has a good heat dissipation performance, and the aluminum plate can also stably implement the mounting and fixing of the first wireless charging induction coil 131 and the wireless charging circuit board 132.

In order to ensure stable installation and fixation of the first wireless charging induction coil 131 and the wireless charging circuit board 132, the height of the second installation groove 121 may be optionally greater than or equal to the thickness of the first wireless charging induction coil 131 and the wireless charging circuit board 132, and thus the thickness of the heat dissipation plate 120 is required to be greater than or equal to the thickness of the first wireless charging induction coil 131 and the wireless charging circuit board 132.

Further, when an aluminum plate is used as the heat dissipation plate 120, the first mounting groove 1111 is disposed in the middle of the inner side of the back housing wall 111 to ensure that the edge portion of the back housing wall 111 has good flexibility, so that the housing body 110 and the mobile phone can be conveniently mounted and dismounted. It is understood that the center of back housing wall 111 in the embodiments of the present application is relative to the edge of back housing wall 111 and is not necessarily the center point.

When the first mounting groove 1111 is disposed in the middle of the inner side of the back casing wall 111, optionally, the mobile phone casing 100 further includes a heat dissipation plate 140, the heat dissipation plate 140 is attached to the inner side of the back casing wall 111, and the heat dissipation performance of the mobile phone casing 100 is further improved by the arrangement of the heat dissipation plate 140. The charging head 1331 is located on the side of the heat sink 140 away from the back housing wall 111, so that the charging head 1331 can be conveniently plugged into the charging port of the mobile phone.

Further, the heat sink 140 is a graphene sheet. The graphene sheet is small in thickness and good in heat dissipation performance. Meanwhile, the graphene sheet has good flexibility, so that the flexibility of the back shell wall 111 is hardly affected when the heat sink 140 is covered on the entire surface of the inner side of the back shell wall 111, and the detachment of the shell body 110 and the mobile phone is not affected under the condition. Therefore, heat sink 140 is provided in the form of graphene sheet, optionally, heat sink 140 covers the entire surface of the inner side of back housing wall 111, and heat sink 140 extends from the inner side of back housing wall 111 to the edge of the inner side of back housing wall 111, so that heat sink 140 has a larger heat dissipation area and a good heat dissipation effect.

Referring to fig. 5, it can be understood that when the heat sink 140 is covered on the entire inner surface of the back housing wall 111, the heat sink 140 may also be provided with an operation hole adaptively according to the structure of the back of the mobile phone, for example, a camera hole corresponding to a camera of the mobile phone, and a fingerprint operation hole corresponding to a fingerprint unlocking slot of the mobile phone.

For example, the opening of the second mounting groove 121 is located at a side of the heat dissipation plate 120 close to the heat dissipation plate 140, so that the heat dissipation plate 120 is conveniently embedded in the first mounting groove 1111 and then the first wireless charging induction coil 131 and the wireless charging circuit 134 are embedded in the second mounting groove 121, and the mounting is convenient. The first wireless charging induction coil 131 and the wireless charging circuit 134 plate are attached to the radiating fin 140, so that the first wireless charging induction coil 131 and the wireless charging circuit 134 plate can be conveniently and together radiated through the radiating plate 120 and the radiating fin 140, the radiating efficiency is higher, and the heating problem during charging of the mobile phone can be further improved.

It can be understood that when the first mounting groove 1111 is disposed at the middle portion of the inner side of the back housing wall 111, the heat dissipation plate 120 is embedded at the middle portion of the back housing wall 111, and thus the first wireless charging induction coil 131 and the wireless charging circuit board 132 embedded in the heat dissipation plate 120 are also located at the middle portion of the back housing wall 111. The charging port of the mobile phone is usually located at the side of the mobile phone, and a certain distance is formed between the charging port and the middle of the back shell wall 111, so that in order to facilitate the insertion and connection of the charging connector 1331 and the charging port of the mobile phone, a charging line 134 is optionally connected between the output end of the wireless charging circuit board 132 and the input end of the charging connector 133.

Further optionally, a third mounting groove 1112 is concavely disposed on the inner side of the back housing wall 111, the third mounting groove 1112 extends from the first mounting groove 1111 to a side edge of the back housing wall 111 corresponding to a charging port of the mobile phone, and the charging line 134 is embedded in the third mounting groove 1112. It can fix charging line 134 at back casing wall 111 steadily, guarantees simultaneously that the inboard of back casing wall 111 has better planarization, is convenient for the inboard of part casing wall and cell-phone back carry out better laminating.

In some optional embodiments, a charging seat 1332 is disposed at an input end of the charging connector 133, and the charging seat 1332 is electrically connected to the input end of the wireless charging circuit board 132 and the charging head 1331, respectively, for transmitting the energy transmitted by the wireless charging circuit board 132 to the charging head 1331 to realize wireless charging. One end of the charging socket 1332, which is far away from the charging head 1331, is provided with a charging contact 1333, which is also convenient for the charging head 1331 of the mobile phone to be electrically connected with a charging electric shock, thereby realizing wired charging. When the mobile phone shell 100 is used, the functions of line charging and wireless charging are provided, and the use flexibility is better.

Further optionally, the charging dock 1332 is provided with a magnetic member, and the magnetic member is optionally disposed on a side of the charging dock 1332 away from the charging contact 1333. When the wired charging is facilitated, the charging seat 1332 and the magnetic-type charging head 1331 are attracted by magnetic force of the magnetic piece, so that the charging contact 1333 and the magnetic-type charging head 1331 can be stably connected, and the wired charging is more convenient to use.

The working principle of the mobile phone shell 100 provided by the embodiment of the application is as follows:

the mobile phone shell 100 is sleeved outside the mobile phone, when wireless charging is performed, the first wireless charging induction coil 131 serves as an energy receiving end, and an input end of the first wireless charging induction coil 131 is electrically connected with an output end of an external electromagnetic induction coil, so that energy is transmitted to the first wireless charging induction coil 131 through an electromagnetic induction mode. The wireless charging circuit board 132 is configured to convert the current received by the first wireless charging induction coil 131 and transmit the converted current to the charging connector 133, and the charging connector 1331 is detachably connected to a charging port of the mobile phone so as to charge the mobile phone by using the energy transmitted by the wireless charging circuit board 132. In the wireless charging process, because the back of the mobile phone is attached to the inner side of the back shell wall 111, the heat dissipation plate 120 is embedded in the first mounting groove 1111 on the inner side of the back shell wall 111, and the heat dissipation plate 120 can improve the heat dissipation performance of the back shell of the mobile phone. The first wireless charging induction coil 131 and the wireless charging circuit board 132 are embedded in the second mounting groove 121 of the heat dissipation plate 120, and the heat dissipation plate 120 stably fixes the first wireless charging induction coil 131 and the wireless charging circuit board 132 on the back shell wall 111 and simultaneously effectively dissipates heat of the first wireless charging induction coil 131 and the wireless charging circuit board 132, so that the heating problem of the mobile phone during charging is effectively improved.

In a second aspect, an embodiment of the present application provides a mobile phone charging assembly (not shown), including a power supply device and the mobile phone shell 100 provided in the first aspect, where the power supply device is provided with a second wireless charging induction coil, and an output end of the second wireless charging induction coil is electrically connected to an input end of the first wireless charging induction coil 131.

The power supply device is used as an energy output end, the output end of the second wireless charging induction coil arranged on the power supply device is electrically connected with the input end of the first wireless charging induction coil 131, so that energy is transmitted to the mobile phone shell 100 in an electromagnetic induction mode, and wireless charging of the mobile phone is achieved through the mobile phone shell 100.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A handset housing, comprising:

the mobile phone shell comprises a shell body, a first mounting groove and a second mounting groove, wherein the shell body is detachably sleeved outside the mobile phone and provided with a back shell wall for being attached to the back of the mobile phone, and the inner side of the back shell wall is concavely provided with the first mounting groove;

the heat dissipation plate is embedded in the first mounting groove and is concavely provided with a second mounting groove; and

the wireless charging assembly comprises a first wireless charging induction coil, a wireless charging circuit board and a charging connector, the first wireless charging induction coil and the wireless charging circuit board are embedded in the second mounting groove, the output end of the first wireless charging induction coil is electrically connected with the input end of the wireless charging circuit board, the output end of the wireless charging circuit board is electrically connected with the input end of the charging connector, the output end of the charging connector is provided with the charging connector, and the charging connector is detachably connected with a charging interface of a mobile phone in an inserting mode.

2. The handset of claim 1, further comprising a heat sink attached to an inside of the back housing wall, the charging head being located on a side of the heat sink remote from the back housing wall.

3. The handset housing according to claim 2, wherein the opening of the second mounting groove is located on a side of the heat dissipating plate adjacent to the heat dissipating plate, and the first wireless charging inductive coil and the wireless charging circuit board are attached to the heat dissipating plate.

4. The handset of claim 2, wherein the heat sink is a graphene sheet.

5. A handset casing according to any one of claims 1 to 4, wherein the heat sink is aluminium.

6. A handset as claimed in any one of claims 1 to 4, wherein the housing body is a plastics housing.

7. The mobile phone shell according to claim 1, wherein a charging line is connected between the output end of the wireless charging circuit board and the input end of the charging connector, a third mounting groove is concavely formed in the inner side of the back shell wall, and the charging line is embedded in the third mounting groove.

8. A mobile phone casing according to claim 1 or 7, wherein the charging socket is provided with a charging socket at an input end thereof, the charging socket is electrically connected to the input end of the wireless charging circuit board and the charging socket, and a charging contact is provided at an end of the charging socket remote from the charging socket.

9. A handset as claimed in claim 8, wherein the charging dock is provided with magnetic means.

10. A mobile phone charging assembly, comprising a power supply device and the mobile phone shell as claimed in any one of claims 1 to 9, wherein the power supply device is provided with a second wireless charging induction coil, and an output end of the second wireless charging induction coil is electrically connected with an input end of the first wireless charging induction coil.