CN218498881U - Wireless power supply device, charging seat and electronic equipment - Google Patents

Abstract

The utility model relates to the technical field of power chargers, in particular to a wireless power supply device, a charging seat and electronic equipment, wherein in the wireless power supply device, the wireless power supply device is used for supplying power to different electronic equipment without a storage battery, and annular adsorption pieces of different electronic equipment are the same; in the wireless power supply device, a first battery is arranged in an installation cavity of a shell; the first charging assembly is used for charging the first battery; the wireless power supply assembly is arranged on the shell, is matched with the wireless receiving coil and transmits the electric quantity of the first battery to the equipment body; the magnetic ring is arranged in the installation cavity and used for adsorbing the annular adsorption piece and aligning the wireless power supply assembly with the wireless receiving coil. The storage battery is not required to be installed on the electronic equipment due to the arrangement, the electronic equipment without the storage battery is light in weight, small in size, convenient to carry, small in accommodating space and low in cost, and the electronic equipment without the storage battery is low in cost.

Description

Wireless power supply device, charging seat and electronic equipment

Technical Field

The utility model relates to a precious technical field charges especially relates to a wireless power supply device, charging seat and electronic equipment.

Background

The outdoor electronic product is characterized in that the outdoor electronic product is provided with a battery, and the battery is connected with a power supply, a power supply and a power supply.

Every product all has the battery, leads to the quality of every equipment big, carries the inconvenience, and in addition, the electronic equipment volume that all has the battery is big, needs bigger space to hold, and finally, when the electricity of electronic product used up, need suspend the electronic product and charge, caused the inconvenient nature of use.

Therefore, there is a need to develop a wireless power device to solve the problem of the electronic product having a battery that results in a large product mass and inconvenient carrying.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wireless power supply device, charging seat and electronic equipment to solve every electronic product among the prior art and all have the battery, lead to product quality big, the inconvenient problem of carrying.

In order to achieve the purpose, the utility model adopts the following technical proposal:

in a first aspect, the present invention provides a wireless power supply device for supplying power to different apparatus bodies without a battery, wherein different apparatus bodies include a wireless receiving coil and an annular adsorbing member; the wireless receiving coil and the annular adsorption piece in different equipment bodies are the same;

the wireless power supply device includes:

a housing provided with a mounting cavity;

the first battery is arranged in the mounting cavity;

a first charging assembly for charging the first battery;

the wireless power supply assembly is arranged in the installation cavity and used for being matched with the wireless receiving coil and transmitting the electric quantity of the first battery to the electronic device of the equipment body;

and the magnetic ring is arranged in the mounting cavity and used for adsorbing with the annular adsorbing piece and aligning the wireless power supply assembly with the wireless receiving coil.

Preferably, a first suction piece is arranged on the equipment body, the first suction pieces are provided with a plurality of first magnetic pieces, the wireless power supply device comprises a plurality of first magnetic pieces, the plurality of first magnetic pieces are arranged in the installation cavity and respectively correspond to the plurality of first suction pieces, and the first magnetic pieces can suck the first suction pieces.

Preferably, the upper end surface of the housing includes a first adsorption part in a ring shape, the plurality of first magnetic members are dispersed and disposed on the first adsorption part, and the plurality of first magnetic members are adsorbed by the plurality of first adsorption members in correspondence to the plurality of first adsorption members.

Preferably, a second magnetic member is disposed at a lower end of the housing, and the second magnetic member on the upper housing and the first magnetic member on the lower housing can be attracted in a stacked state of the two housings.

Preferably, the first suction part has a spherical or conical surface structure.

Preferably, the housing is provided with a mounting groove, and the magnetic ring is located in the mounting groove.

Preferably, the wireless power supply device includes a plurality of prompting components, and the prompting components are used for prompting at least one of a first state of charging the first battery, a second state of charging the device body, and a third state of the self-electricity quantity.

In a second aspect, the present invention provides a charging seat for any one of the above charging operations, including a base and a second charging assembly, the second charging assembly cooperates with the first charging assembly to enable the first battery to be charged.

A third aspect of the present invention provides an electronic device, including the device body and any one of the above-mentioned wireless power supply device, be equipped with the annular on the device body and adsorb the piece, it is different annular on the device body adsorbs the piece the same, the annular adsorb the piece can with the magnetic ring adsorbs, first battery passes through wireless power supply assembly can be for the electron device power supply of device body.

Preferably, the wireless power supply device can carry the apparatus body.

The utility model has the advantages that:

the utility model provides a wireless power supply device, a charging seat and electronic equipment, wherein the wireless power supply device is used for supplying power to different equipment bodies without storage batteries, and the different equipment bodies all comprise a wireless receiving coil and an annular adsorption piece; the wireless receiving coil and the annular adsorption piece are arranged on the equipment body, and the annular adsorption pieces of different electronic equipment are the same; in the wireless power supply device, a shell is provided with a mounting cavity; the first battery is arranged in the mounting cavity; the first charging assembly is used for charging a first battery; the wireless power supply assembly is arranged on the shell and used for being matched with the wireless receiving coil and transmitting the electric quantity of the first battery to the equipment body; the magnetic ring is arranged in the installation cavity and used for adsorbing the annular adsorption piece and aligning the wireless power supply assembly with the wireless receiving coil. The storage battery is not required to be installed on different equipment bodies through the arrangement, the storage battery can be adsorbed by the annular adsorption piece and the magnetic ring of the wireless power supply device, the wireless receiving coil of the wireless power supply assembly is aligned, and then the wireless power supply assembly is matched with the wireless receiving coil and the electric quantity of the first battery is transmitted to the electronic device of the equipment body. The equipment body without the storage battery is light in weight, small in size, convenient to carry, small in accommodating space and low in cost.

Drawings

Fig. 1 is a schematic structural diagram of a first viewing angle of a wireless power supply device according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a second viewing angle of the wireless power supply apparatus according to an embodiment of the present invention;

fig. 3 is a schematic diagram of an internal structure of a wireless power supply device according to an embodiment of the present invention;

fig. 4 is a schematic longitudinal sectional structure diagram of a wireless power supply device according to an embodiment of the present invention;

fig. 5 is a schematic diagram of a transverse cross-sectional structure of a wireless power supply device according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a charging seat in an embodiment of the present invention;

fig. 7 is a schematic diagram of the internal structure of the charging seat in the embodiment of the present invention;

fig. 8 is a schematic structural diagram of a wireless power supply device and a charging seat according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram of an apparatus body (fan) according to an embodiment of the present invention;

fig. 10 is a schematic structural diagram of an apparatus body (mobile phone) and a wireless power supply device according to an embodiment of the present invention;

fig. 11 is a schematic structural diagram of an apparatus body (lighting apparatus) and a wireless power supply device according to an embodiment of the present invention.

In the figure:

100. a wireless power supply device; 110. a housing; 111. a first adsorption part; 112. a power supply unit; 113. a second adsorption part; 114. a charging section; 115. a mounting cavity; 120. a first battery; 130. a first magnetic member; 140. a first charging assembly; 141. a positive terminal; 142. a negative terminal; 150. a wireless power supply assembly; 160. a second magnetic member; 170. an operation section; 180. a magnetic ring;

200. a charging seat; 210. a base; 211. a power supply unit; 212. an abutting portion; 220. a power line; 230. a second charging assembly; 231. a positive charging terminal; 232. a negative charging terminal; 240. a second adsorption member; 250. a power supply lamp;

300. an electronic device; 310. an apparatus body; 320. a first suction attachment; 330. a wireless receiving coil.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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 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," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Where the terms "first position" and "second position" are two different positions, and where a first feature is "over", "above" and "on" a second feature, the first feature is directly over and obliquely above the second feature, or simply means that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

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.

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

Example one

The embodiment of fig. 1 to 11 provides a wireless power supply device 100 for supplying power to different apparatus bodies 310 without a storage battery, wherein the different apparatus bodies 310 each comprise a wireless receiving coil 330 and a ring-shaped adsorbing member; the wireless receiving coil 330 and the annular adsorbing member are both arranged on the bracket of the device body 310, and the wireless receiving coil 330 and the annular adsorbing member in different device bodies 310 are the same; the wireless power supply device 100 comprises a housing 110, a first battery 120, a first magnetic member 130, a first charging assembly 140, a wireless power supply assembly 150 and a magnetic ring 180, wherein the housing 110 is provided with a mounting cavity 115; the first battery 120 is arranged in the mounting cavity 115; the first magnetic member 130 is disposed on the housing 110, and the first magnetic member 130 is used for adsorbing the first adsorption member 320 of the device body 310; the first charging assembly 140 is used for charging the first battery 120; the first charging assembly 140 includes a positive terminal 141 and a negative terminal 142, and both the positive terminal 141 and the negative terminal 142 partially penetrate through the mounting cavity 115; wireless power supply subassembly 150 locates casing 110, and is connected with first battery 120 electricity to can carry the electric quantity of first battery 120 to equipment body 310, and magnetic ring 180 locates in installation cavity 115, is used for adsorbing with annular adsorption member, and aligns wireless power supply subassembly 150 with wireless receiving coil 330, and the structure of magnetic ring 180 can refer to Magsafe structure. The device body 310 may be a communication device, a lighting device cooker, etc., and is not limited herein. It should be noted that the structure of the wireless power supply component 150 mainly includes a wireless magnetic and electric induction component to realize wireless power supply or wireless charging to the device body 310, and the wireless charging principle is that energy is conducted to the device body 310 by a wireless charging device through near-field induction, and the device body 310 converts the received energy into electric energy to be stored in a battery of the device or directly used. The principle of energy conduction is inductive coupling, so that an exposed conductive interface can be ensured, and a messy transmission line between equipment can be omitted. In this embodiment, the device body 310 includes a wireless receiving coil 330, the wireless receiving coil 330 and the wireless power supply assembly 150 cooperate to transmit the power of the first battery 120 to the electronic device of the device body 310, and specifically, it can refer to QI charging technology. In this embodiment, one of the positive terminal 141 and the negative terminal 142 includes an annular connecting piece, and the other is disposed at the center of the annular connecting piece. The negative terminal 142 includes a ring-shaped connecting piece.

The wireless power supply device is provided with the first magnetic member 130 on the shell 110, so that the shell 110 can be adsorbed to the equipment body 310, transmission lines are avoided between the wireless power supply device 100 and the equipment body 310, the number of parts is reduced, and the use is more convenient; in the second aspect, the wireless power supply device 100 and the apparatus body 310 may be connected to form an integral structure, so as to reduce the occupied area during use. In a third aspect, the device supplies power to the device body 310 through the wireless power supply assembly, and avoids setting the opening to communicate with the casing 110, so that the sealing performance of the wireless power supply device 100 is improved, and the waterproof performance is better. The combination of the magnetic ring 180 and the first magnetic member 130 makes the connection between the wireless power supply device 100 and the apparatus body 310 more secure and the alignment more accurate.

As is well known, in a state of magnetic attraction, two objects are directly dragged in the direction of the attraction force, require an increased force, and are difficult to separate. In this embodiment, the upper end surface of the casing 110 includes a first absorption part 111 and a power supply part 112, the first absorption part 111 is located on the periphery of the power supply part 112, the wireless power supply assembly 150 is disposed on the power supply part 112, the plurality of first magnetic members 130 are disposed in a distributed manner on the first absorption part 111, and the plurality of first magnetic members 130 can absorb the plurality of first absorption parts 320 on the electronic device 300 correspondingly. The plurality of first magnetic members 130 are arranged to have a larger attraction force when attracted to the plurality of first attraction members 320 on the device body 310, and in addition, the plurality of first magnetic members 130 and the plurality of first attraction members 320 are arranged to enable the housing 110 and the device body 310 to be aligned accurately; when the separation is required, the wireless power supply device 100 is simply screwed with respect to the apparatus body 310. The arrangement in which the plurality of first magnetic members 130 are uniformly dispersed around the power supply unit 112 makes alignment between the device body 310 and the wireless power supply apparatus 100 easier, and when the device body 310 and the wireless power supply apparatus 100 are substantially aligned, the first magnetic members 130 and the first attraction members 320 can be attracted and aligned. The first magnetic member 130 may be a magnet, and the first attraction member 320 may be a magnet or a material capable of being attracted by a magnet.

When a plurality of wireless power devices 100 are stored, in order to save space, in the present embodiment, the lower end of the housing 110 is provided with a plurality of second magnetic members 160, and in a state that two housings 110 are stacked, the plurality of second magnetic members 160 on the upper housing 110 can be attracted to the plurality of first magnetic members 130 on the lower housing 110.

In this embodiment, in a state where the plurality of cases 110 are stacked, the first batteries 120 of the plurality of wireless power supply apparatuses 100 are connected in series. Thereby increasing the voltage supplied to the outside. In particular, the connection may be made by wireless inductive technology or by contacts. Specifically, the upper end and the lower end of the housing 110 are respectively provided with a positive contact and a negative contact, and when stacked, in the two wireless power supply devices 100, the upper is defined as a first power supply, the lower is defined as a second power supply, the positive contact at the lower end of the first power supply is abutted with the positive contact at the upper end of the second power supply, and the negative contact at the lower end of the first power supply is abutted with the negative contact at the upper end of the second power supply. The uppermost wireless power supply device 100 may wirelessly supply power to the apparatus body 310 or supply power through the positive and negative contacts. The positive contact and the negative contact are arranged at eccentric positions of the wireless power supply devices 100, and are not arranged at the central position of the upper end, so that when the wireless power supply devices are stored, two adjacent wireless power supply devices 100 are rotated by 90 degrees, and the electrical connection between the stacked wireless power supply devices 100 can be avoided. In this embodiment, there are four first magnetic members 130 and four second magnetic members 160, and an included angle between any two adjacent first magnetic members 130 is 90 degrees, and an included angle between any two adjacent second magnetic members 160 is 90 degrees.

In order to avoid the power supply process, and the separation between the device body 310 and the wireless power supply apparatus 100 caused by an accidental collision, the power supply is terminated, in this embodiment, the first absorption part 111 is in a spherical structure and is bent to the lower end of the housing 110 along the direction away from the power supply part 112. Wherein, the center perpendicular line of the power supply part 112 passes through the center of the sphere. In another embodiment, the first absorption part 111 is a spherical structure and is bent toward the lower end of the housing 110 in a direction away from the power supply part 112, and the second absorption part 113 is parallel to the first absorption part 111. That is, the second suction portion 113 is offset from the first suction portion 111. The above structure enables stacking of a plurality of cases 110. For the first absorption portion 111 of adaptation, the equipment body 310 also is the spherical surface structure with wireless power supply device 100 complex one end, is the flute form, and this setting makes the side support and pushes away wireless power supply device 100 process, the trend of keeping away from relatively appears between wireless power supply device 100 and the equipment body 310, and the power that needs is great this moment, avoids touching by mistake and leads to the separation of the two. It should be noted that, the above structure does not affect the relative rotation between the two, during the rotation, the attraction force between the first magnetic member 130 and the first attraction member 320 is small, and when the first magnetic member 130 and the first attraction member 320 are completely staggered, the wireless power supply device 100 and the apparatus body 310 can be easily separated.

In another embodiment of this embodiment, the first suction part 111 may have a tapered structure, and the center perpendicular line of the power supply part 112 passes through the apex of the tapered structure. In the present embodiment, the first suction part 111 also has a tapered structure. The second suction portion 113 may have a tapered structure. The end of the device body 310 that is engaged with the wireless power supply apparatus 100 is also a conical structure and is in a groove shape.

The lower end of the housing 110 includes a second suction portion 113 and a charging portion 114, the second suction portion 113 is located at the periphery of the charging portion 114, the first charging assembly 140 is disposed at the charging portion 114, the plurality of second magnetic members 160 are disposed, and the plurality of second magnetic members 160 are dispersedly disposed at the second suction portion 113. The plurality of second magnetic members 160 are arranged to be correspondingly attracted to the plurality of first magnetic members 130, so that sufficient attraction force is ensured; on the other hand, the wireless power supply device 100 can be adsorbed by the second adsorbing member 240 of the charging stand 200, so that the power supply process is ensured, and the wireless power supply device is firmly connected with the charging stand 200. The arrangement of the second magnetic members 160 uniformly distributed around the power supply unit 112 makes the alignment between the device body 310 and the charging stand 200 easier, and the device body 310 and the charging stand 200 can be aligned by the second magnetic members 160 and the second suction members 240 of the charging stand 200.

In this embodiment, four second magnetic members 160 and four second adsorption members 240 are provided, and an included angle between any two adjacent second magnetic members 160 is 90 degrees, and an included angle between any two adjacent second adsorption members 240 is 90 degrees.

The wireless power supply apparatus 100 includes a plurality of prompting components for prompting at least one of a first state of charging the first battery 120, a second state of charging the device body 310, and a third state of self-power. In this embodiment, the prompt component includes an indicator light, and indicates the three states through turning on and off of the indicator light, and a specific indication manner is not limited herein. The power supply device 100 is provided with an operation portion 170, and the operation portion 170 may be used to control the on/off state of the indicator light or other functions, and particularly, the operation portion 170 may control the prompting component to prompt the third state.

In this embodiment, the capacity, size and other performance parameters of the first battery 120 may be set according to requirements, and are not limited herein. The charging process of the wireless power supply device 100 is compatible with QI protocol and Magsafe ecological chain. The wireless power supply device 100 can achieve IP67 water-proof and dust-proof.

Example two

The present embodiment further provides a charging stand 200, configured to charge the wireless power supply apparatus 100, including a base 210, a power line 220, and a second charging assembly 230, where the base 210 is provided with a second adsorbing member 240 capable of adsorbing with the second magnetic member 160, one end of the power line 220 is used for electrically connecting with a power grid, the other end of the power line 220 is electrically connected with the second charging assembly 230 disposed on the base 210, and the second charging assembly 230 is matched with the first charging assembly 140 to charge the first battery 120. Specifically, the second charging assembly 230 includes two positive and negative charging terminals 231 and 232, wherein the positive and negative charging terminals 231 and 232 are connected to the positive and negative terminals 141 and 142, respectively.

In order to prevent the wireless power supply device 100 from being separated from the charging stand 200 due to lateral force during the power supply process, in this embodiment, the base 210 is provided with a limiting member, and the limiting member is located around the wireless power supply device 100. Specifically, the limiting member is an annular structure and surrounds the wireless power supply device 100.

In another embodiment, the surface of the charging stand 200 that abuts against the wireless power supply device 100 includes a power supply portion 211 and an abutting portion 212, the abutting portion 212 surrounds the periphery of the power supply portion 211, and the abutting portion 212 is in a spherical structure and is bent downward; the center perpendicular line of the power supply portion 211 passes through the center of the contact portion 212. The lower end surface of the shell 110 is matched with the charging seat 200. This setting makes the lateral force perpendicular to the central perpendicular line act on the wireless power supply device 100, and the wireless power supply device 100 has a tendency of moving along the direction far away from the charging stand 200, and the absorption force between the second magnetic member 160 and the second absorption member 240 needs to be overcome, thereby improving the firmness of the connection between the wireless power supply device 100 and the charging stand 200. In another embodiment of this embodiment, the abutting portion 212 may have a tapered structure, and the center perpendicular line L1 of the power supply portion 211 passes through the vertex O of the abutting portion 212. Of course, for ease of manufacture, the tapered surface of the abutment portion 212 may have a curvature to provide a smooth transition between the planar power supply portion 211 and the circumferential side wall of the base 210.

In this embodiment, the charging stand 200 has a plurality of connected bases 210, each base 210 has a charging potential, and each charging potential has a power supply portion 211 and an abutting portion 212. Each charging potential has a power lamp 250 for indicating whether charging is normal.

EXAMPLE III

The embodiment further provides an electronic device 300, which includes a device body 310 and the wireless power supply apparatus 100 of the first embodiment, wherein the device body 310 is provided with a first attraction part 320, the first attraction part 320 can attract the first magnetic member 130, and the first battery 120 can supply power to the device body 310 through the wireless power supply assembly 150. Due to the arrangement of the structure, the device body 310 and the wireless power supply device 100 can be of a split structure and are convenient to carry, and the device body 310 can be provided with no battery, so that the quality is reduced, and meanwhile, the cost is reduced. In this embodiment, the device body 310 may be a communication device, a lighting device, a cooker, a fan, and the like, wherein the communication device may be a mobile phone, which is not limited herein.

When camping, lighting equipment or a fan and the like are difficult to hang at a proper position of the tent, and the use is inconvenient. In this embodiment, since the device body 310 and the wireless power supply apparatus 100 may be in a split structure, when going out for camping, the wireless power supply apparatus 100 may be placed outside the tent, and the device body 310 is placed in the tent, so as to effectively fix the device body 310 at any position.

In one embodiment, the wireless receiving coils 330 mounted on different apparatus bodies 310 are the same, and the ring-shaped suction members mounted on different apparatus bodies 310 are the same. In another embodiment, the wireless receiving coils 330 mounted on different device bodies 310 are the same, and the first suction fittings 320 mounted on different device bodies 310 have the same layout. The arrangement is convenient for realizing the layout of the ecological chain.

Of course, in other embodiments, the device body 310 may also have a battery, and in particular, if the device body 310 includes a support and a second battery and an electronic device are provided on the support, the second battery is used for supplying power to the electronic device, and the first battery 120 can supply power to the second battery and/or directly supply power to the electronic device through the wireless power supply assembly 150. Taking the lighting device as an example, in one embodiment, the lighting device includes a bracket, a second battery and a bulb electrically connected to the second battery, wherein the second battery and the bulb are both disposed on the bracket, the bulb can be defined as an electronic device, and the bulb can be turned on when the first battery 120 supplies power to the bulb. In the second embodiment, when the first battery 120 supplies power to the second battery and the light bulb at the same time, the light bulb may be lighted during charging of the second battery. In the third embodiment, the light bulb may or may not be lit when the second battery powers the first battery 120.

In this embodiment, the wireless power supply apparatus 100 can carry the device body 310. The arrangement enables the apparatus body 310 to use the wireless power supply device 100 as a base, thereby reducing the floor space.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. The wireless power supply device is used for supplying power to different equipment bodies (310) without storage batteries, and is characterized in that the different equipment bodies (310) respectively comprise a wireless receiving coil (330) and an annular adsorption piece; and the wireless receiving coil (330) and the annular adsorbing piece in different equipment bodies (310) are the same;

the wireless power supply device includes:

a housing (110) provided with a mounting cavity (115);

a first battery (120), the first battery (120) being disposed within the mounting cavity (115);

a first charging assembly (140) for charging the first battery (120);

a wireless power supply assembly (150), wherein the wireless power supply assembly (150) is arranged in the installation cavity (115) and is used for matching with the wireless receiving coil (330) and transmitting the power of the first battery (120) to the electronic device of the equipment body (310);

the magnetic ring (180) is arranged in the mounting cavity (115) and used for adsorbing the annular adsorbing piece and aligning the wireless power supply assembly (150) with the wireless receiving coil (330).

2. The wireless power supply device according to claim 1, wherein a plurality of first suction members (320) are provided on the device body (310), the wireless power supply device comprises a plurality of first magnetic members (130), each of the plurality of first magnetic members (130) is provided in the mounting cavity (115) and corresponds to one of the plurality of first suction members (320), and the first magnetic members (130) can suck the first suction members (320).

3. The wireless power supply device according to claim 2, wherein the upper end surface of the housing (110) includes a first adsorption part (111) in a ring shape, the plurality of first magnetic members (130) are dispersed and disposed on the first adsorption part (111), and the plurality of first magnetic members (130) are adsorbed in correspondence to the plurality of first adsorption parts (320).

4. The wireless power supply apparatus according to claim 3, wherein a second magnetic member (160) is provided at a lower end of the housing (110), and the second magnetic member (160) on the upper housing (110) can be attracted to the first magnetic member (130) of the lower housing (110) in a state where two housings (110) are stacked.

5. The wireless power supply device according to claim 4, wherein the first absorption part (111) has a spherical or conical structure.

6. The wireless power supply device according to claim 1, wherein the housing (110) is provided with a mounting groove, and the magnetic ring (180) is located in the mounting groove.

7. The wireless power supply apparatus according to claim 1, wherein the wireless power supply apparatus comprises a plurality of prompting components for prompting at least one of a first state of charging the first battery (120), a second state of charging the device body (310), and a third state of self-charge.

8. A charging cradle for charging the wireless power supply device (100) of any one of claims 1-7, comprising a base (210) and a second charging assembly (230), wherein the second charging assembly (230) is capable of charging the first battery (120) in cooperation with the first charging assembly (140).

9. Electronic equipment, characterized in that, including the wireless power supply unit (100) of any claim 1-7 and the equipment body (310), be equipped with annular adsorption piece on the equipment body (310), annular adsorption piece is the same on the different equipment bodies (310), the annular adsorption piece can adsorb with magnetic ring (180), first battery (120) can be for the electronic device of equipment body (310) power supply through wireless power supply subassembly (150).

10. The electronic device according to claim 9, wherein the wireless power supply apparatus (100) is capable of carrying the device body (310).

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