charger

By designing a charger with replaceable parts, the problem of existing wireless chargers being unable to replace magnetic components has been solved. This allows the same charger to adapt to the needs of different electronic devices, improving the charger's flexibility and charging efficiency.

CN114696470BActive Publication Date: 2025-12-12PRIMAX ELECTRONICS LTD
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Patent Information

Application Number
CN202011558975.8
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2020-12-25
Publication Date
2025-12-12
Estimated Expiration
2040-12-25

AI Technical Summary

Technical Problem

In existing wireless chargers, the magnetic components are fixed inside and cannot be replaced by the user, making them unsuitable for charging different types of portable electronic devices and inconvenient to use.

Method used

Design a charger with replaceable parts, including a receiving slot and a removable cover, allowing users to freely replace or remove magnetic components, enabling switching between magnetic and non-magnetic functions.

Benefits of technology

By replacing the magnetic components, the same charger can be adapted to different types of electronic devices, improving the charger's flexibility and convenience, and ensuring stable charging performance.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present application provides a charger. The charger can accommodate a magnet. The charger includes a body, a wireless charging assembly, a receiving slot and a cover. The wireless charging assembly is disposed in the body. The receiving slot is recessed in a top surface of the body. The cover is detachably disposed on the top surface of the body and covers the receiving slot. When the cover is removed from the top surface, the receiving slot is exposed to the outside, so that the magnet can be freely put into or removed from the receiving slot.
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Description

TECHNICAL FIELD

[0001] The present application relates to a charging device, in particular to a charger with replaceable parts. BACKGROUND

[0002] Nowadays, portable electronic devices consume power continuously when in use, and will not be able to operate when the power is too low. Therefore, a charger is needed to transmit power to the electronic device to replenish the power consumed during use. With the increasing demand, chargers have developed different charging forms, among which wireless charging chargers are commonly used. The wireless charging charger mainly uses a wireless charging component in the charger to correspond to a charging induction coil inside the portable electronic device. The electromagnetic field change generated by the wireless charging component and the charging induction coil is converted into electric energy when they are close to each other, so that the electric energy of the charger is transmitted to the portable electronic device for power supply. At the same time, the wireless charging charger has a feature that the position between the wireless charging component and the charging induction coil needs to be close to a certain range to form the electromagnetic field induction change. If the distance between the two is too far or the corresponding positions of the two are not accurate enough, it may not be able to charge or may result in poor charging effect. Therefore, the existing method is to install magnetic elements in the charger and the portable electronic device respectively, so that when the portable electronic device is placed on the charger for charging, they are attracted to each other by magnetic force, and the charging induction coil can accurately correspond to the electromagnetic field range of the wireless charging component, so that the electric energy can be effectively converted and transmitted.

[0003] However, the magnetic element is used as an auxiliary tool for accurate positioning, and not every portable electronic device has a magnetic element. There are also portable electronic devices that are suitable for wireless charging but do not have magnetic elements or do not need magnetic attraction for positioning. Among the chargers known in the market, the wireless charging charger with built-in magnetic elements usually has the magnetic elements fixed inside, and users cannot easily remove them. For wireless charging chargers without built-in magnetic elements, users also cannot easily add magnetic elements to the charger. Therefore, it is difficult for the same charger to meet the needs of different types of portable electronic devices, which is quite inconvenient. SUMMARY

[0004] In order to solve the problems of the known technology, the present application provides a charger with replaceable parts. The charger has a receiving groove for placing a magnetic element, and the charger cover can be easily removed and replaced. After the cover is removed, the magnetic element can be arbitrarily replaced or removed, and the user can freely set it according to the needs. The charger of the present application can be used with different types of portable electronic devices, and can be replaced between magnetic attraction type and non-magnetic attraction type with the same charger, solving the problems of the known technology.

[0005] To achieve the above object, a charger capable of accommodating a magnet includes a body having a top surface, a wireless charging assembly disposed in the body and capable of supplying power to an external electronic device, an accommodating groove recessed in the top surface of the body and used to accommodate the magnet, and a cover detachably disposed on the top surface and covering the accommodating groove, wherein the cover is freely detachable from or attachable to the top surface, and when the cover is detached from the top surface, the accommodating groove is exposed to the outside to put the magnet into or take the magnet out of the accommodating groove.

[0006] Preferably, the accommodating groove corresponds to the magnet, and the body has magnetic attraction when the magnet is accommodated in the accommodating groove, and the body does not have magnetic attraction when the magnet is removed from the accommodating groove.

[0007] Preferably, the external electronic device includes a magnetic member and a charging circuit, and the magnet corresponds to the magnetic member when the magnet is left in the accommodating groove, so that the body attracts the external electronic device and the charging circuit corresponds to the wireless charging assembly.

[0008] Preferably, the body includes a first coupling member disposed on the top surface, and the cover includes a second coupling member disposed on the cover, and the first coupling member corresponds to the second coupling member so that the cover is coupled to the top surface.

[0009] Preferably, the cover seals the accommodating groove when the cover is disposed on the top surface and covers the accommodating groove.

[0010] Preferably, the cover has a cover bottom surface, the magnet is fixed to the cover bottom surface, and the cover bottom surface corresponds to the accommodating groove.

[0011] Preferably, the magnet includes a base and a magnet disposed in the base.

[0012] Preferably, the magnet is a ring-shaped magnetic body, and the accommodating groove is a ring-shaped groove.

[0013] Preferably, the wireless charging assembly is adjacent to the top surface and located below the accommodating groove.

[0014] To achieve the above object, a charger capable of accommodating a magnet includes a body having a top surface, a wireless charging assembly disposed in the body and capable of supplying power to an external electronic device, a cover having a cover bottom surface corresponding to the top surface of the body and capable of detachably covering the top surface, and an accommodation groove recessed in the cover bottom surface of the cover. The cover is freely detachable from or attachable to the top surface. When the cover is detached from the top surface, the accommodation groove is exposed to the outside to accommodate or remove the magnet from the accommodation groove.

[0015] Preferably, the accommodation groove corresponds to the magnet. When the magnet is accommodated in the accommodation groove, the body has magnetic attraction. When the magnet is removed from the accommodation groove, the body does not have magnetic attraction.

[0016] Preferably, the external electronic device includes a magnetic member and a charging circuit. When the magnet is accommodated in the accommodation groove, the magnet corresponds to the magnetic member, so that the body attracts the external electronic device and the charging circuit corresponds to the wireless charging assembly.

[0017] Preferably, the body includes a first coupling member disposed on the top surface, and the cover includes a second coupling member disposed on the cover. The first coupling member corresponds to the second coupling member, so that the cover is coupled to the top surface.

[0018] Preferably, when the cover covers the top surface, the top surface seals the accommodation groove.

[0019] The charger structure according to the present application allows a user to easily replace internal parts, so that the same charger has different magnetic attraction functions by replacing the parts. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 FIG. 1 is a perspective view of a charger according to a first preferred embodiment of the present application.

[0021] Figure 2 FIG. 2 is an exploded perspective view of the charger according to the first preferred embodiment of the present application.

[0022] Figure 3 FIG. 3 is a perspective view of a magnet according to the first preferred embodiment of the present application.

[0023] Figure 4 FIG. 4 is an exploded perspective view of the magnet according to the first preferred embodiment of the present application.

[0024] Figure 5 FIG. 5 is a perspective view of a charger according to a second preferred embodiment of the present application.

[0025] Figure 6A cross-sectional view of the application without a magnet in use.

[0026] Figure 7 A cross-sectional view of the application with a magnet in use.

[0027] Figure 8 A perspective exploded view of a second preferred embodiment of the application.

[0028] Figure 9 A perspective exploded view of a third preferred embodiment of the application.

[0029] Reference signs are as follows:

[0030] 1: charger

[0031] 1': charger

[0032] 2: charger

[0033] 10: body

[0034] 10': body

[0035] 11: top surface

[0036] 11': top surface

[0037] 12: first coupling member

[0038] 12': first coupling member

[0039] 20: magnet

[0040] 20': magnet

[0041] 20": magnet

[0042] 21: base

[0043] 211: magnet slot

[0044] 22: magnet

[0045] 23: spacer

[0046] 30: wireless charging assembly

[0047] 40: housing slot

[0048] 40': housing slot

[0049] 50: cover

[0050] 50': cover

[0051] 501': cover

[0052] 51: cover top surface

[0053] 52: second coupling member

[0054] 52': second coupling member

[0055] 53: cover bottom surface

[0056] 53': cover bottom surface

[0057] 60: body

[0058] 61: top surface

[0059] 62: first coupling member

[0060] 70: wireless charging assembly

[0061] 80: accommodating groove

[0062] 90: cover

[0063] 92: second coupling member

[0064] 93: cover bottom surface

[0065] X: external electronic device

[0066] X1: magnetic member

[0067] X2: charging circuit DETAILED DESCRIPTION

[0068] The present application is further explained with several preferred embodiments and accompanying drawings.

[0069] First, the first preferred embodiment of the present application is described, referring to Figure 1 , Figure 2 and Figure 3 . Figure 1 FIG. 1 is a perspective view of the first preferred embodiment of the present application, Figure 2 FIG. 2 is an exploded perspective view of the first preferred embodiment of the present application, Figure 3 The charger 1 of the present application includes a body 10, a wireless charging assembly 30, an accommodating groove 40, and a cover 50. The body 10 has a top surface 11. The wireless charging assembly 30 is disposed in the body 10 and can provide electric energy to an external electronic device X (shown in Figure 6 ) in a wireless induction charging manner. The accommodating groove 40 is concavely disposed on the top surface 11 of the body 10 and is used to accommodate the magnet 20. The cover 50 is detachably disposed on the top surface 11 of the body 10 and covers the accommodating groove 40. When the cover 50 is removed from the top surface 11 or is detached, the accommodating groove 40 is exposed to the outside, so as to put the magnet 20 into the accommodating groove 40 or take the magnet 20 out of the accommodating groove 40.

[0070] In detail, the body 10 of the charger 1 further comprises a first coupling member 12 disposed on the top surface 11. The cover 50 further comprises a cover top surface 51, a second coupling member 52 disposed on a cover bottom surface 53. The first coupling member 12 of the body 10 corresponds to the second coupling member 52 of the cover 50. The first coupling member 12 and the second coupling member 52 are coupled to each other, so that the cover 50 is coupled to the top surface 11 of the body 10. The wireless charging assembly 30 is disposed in the body 10, and is adjacent to the top surface 11 and below the accommodation groove 40. The magnet 20 can be a separate element, and can be freely taken out or put in by the user. The size, shape and depth of the accommodation groove 40 correspond to the magnet 20, so that the accommodation groove 40 can completely accommodate the magnet 20. The cover 50 can be freely disassembled or assembled on the top surface 11 of the body 10. When the cover 50 is assembled and coupled to the top surface 11 of the body 10, the cover 50 covers the accommodation groove 40, and the cover 50 seals the accommodation groove 40 so that the accommodation groove 40 is not exposed to the outside. When the user removes the cover 50 from the top surface 11 of the body 10, the top surface 11 will not be shielded by the cover 50, and the accommodation groove 40 will be exposed to the outside, so that the user can place the magnet 20 into the accommodation groove 40. Then the cover 50 is coupled back to the top surface 11 of the body 10, so that the cover 50 covers the accommodation groove 40 and seals the magnet 20 in the accommodation groove 40. If the user does not need to use the magnet 20, the cover 50 can be opened or removed again, so that the accommodation groove 40 and the magnet 20 are exposed to the outside again. The magnet 20 is taken out of the accommodation groove 40, and the cover 50 is covered on the top surface 11 of the body 10 to cover the accommodation groove 40, so that the magnet 20 can be removed from the body 10, which is convenient for free disassembly and replacement.

[0071] When the magnet 20 is accommodated or sealed in the accommodation groove 40, and the cover 50 covers the top surface 11 of the body 10, the body 10 has a magnetic attraction force, and can magnetically attract an external electronic device X (shown in Figure 6 ) and position the external electronic device X (shown in Figure 6 ) on the cover top surface 51 of the cover 50 for charging. When the magnet is removed from the accommodation groove 40, and the cover 50 covers the top surface 11 of the body 10, the body 10 does not have a magnetic attraction force, so the external electronic device X (shown in Figure 6 ) can be placed at any position on the cover top surface 51 for charging.

[0072] The structure of the magnet 20 is described below. Please refer to Figure 4 and Figure 5 , Figure 4 is a perspective view of the magnet of the present application, Figure 5Fig. 1 is a perspective view of a charger 1 of the present application. The charger 1 includes a body 10, a cover 50, a wireless charging assembly 30, and a magnet 20. The body 10 includes a receiving slot 40. The cover 50 is used to cover the receiving slot 40. The wireless charging assembly 30 is disposed in the receiving slot 40. The magnet 20 is disposed in the receiving slot 40. Fig. 2 is a perspective view of a magnet 20 of the present application. The magnet 20 includes a base 21, magnets 22, and a spacer 23. The base 21 has a shape, size, and height corresponding to the receiving slot 40. The base 21 further includes magnet slots 211 corresponding to the number of magnets 22. The magnets 22 are disposed in the magnet slots 211 of the base 21. The spacer 23 is disposed above the magnets 22 to protect the magnets 22 and to restrict the magnets 22 in the magnet slots 211. The base 21 can be received in the receiving slot 40, and the magnets 22 and the spacer 23 are also brought into the receiving slot 40. Therefore, when the magnet 20 is enclosed in the receiving slot 40, the body 10 has magnetic attraction. The magnets 22 can be arranged in the base 21 in multiple rows. The magnets 22 can be disposed in the base 21 by adhesion, clamping, or one-piece forming. Alternatively, the magnets 22 are first disposed in a bottom plate (not shown) to fix the distance and position of the magnets 22, and then the magnets 22 and the bottom plate (not shown) are disposed in the base 21. The magnet 20 of the preferred embodiment of the present application is a ring-shaped magnetic body, and the receiving slot 40 is a ring-shaped slot. The magnets 22 are arranged in a ring shape in the ring-shaped base 21, and the ring-shaped base 21 can be received in the ring-shaped receiving slot 40.

[0073] Fig. 3 is a schematic view of different use states of the charger 1 of the present application without the magnet 20 and with the magnet 20. Please refer to Figure 6 and Figure 7 , Figure 6 Fig. 4 is a schematic view of the use state of the charger 1 of the present application without the magnet 20. Figure 7 Fig. 5 is a schematic view of the use state of the charger 1 of the present application with the magnet 20. The external electronic device X can further include a magnetic member X1 and a charging circuit X2. The magnetic member X1 and the charging circuit X2 are disposed in the external electronic device X. The charging circuit X2 is used to induct the wireless charging assembly 30 and charge. The magnetic member X1 is used to magnetically attract and position the external electronic device X on the charger 1. Please refer to Figure 6 Fig. 6 is a schematic view of the operation state of the charger 1 of the present application without the magnet 20. When the receiving slot 40 of the charger 1 is covered by the cover 50 and the magnet 20 is not disposed in the receiving slot 40, the body 10 does not have magnetic attraction. At this time, the external electronic device X can be placed at any position on the top surface 51 of the cover 50, so that the charging circuit X2 can induct the wireless charging assembly 30 to charge. However, because there is no magnetic attraction between the external electronic device X and the body 10 to position and align each other, the charging circuit X2 can not induct the wireless charging assembly 30 due to too far distance or not in the inductive range, resulting in failure to charge. Please refer to Figure 7, the operation state of the charger 1 with the magnet 20 is explained. The accommodating groove 40 of the charger 1 is covered by the cover 50, and when the magnet 20 is arranged in the accommodating groove 40, the body 10 has magnetic attraction force. At this time, when the external electronic device X is placed on the cover top surface 51, the magnet 20 can magnetically attract the magnetic member X1, so that the external electronic device X is positioned on the body 10 and cannot be easily displaced or fallen off. At the same time, the charging circuit X2 can accurately correspond to the wireless charging assembly 30 in the body 10, so that the charging circuit X2 is maintained in the induction range of the wireless charging assembly 30 to perform charging, thereby maintaining stable charging performance.

[0074] The magnetic member X1 is not a necessary element of the external electronic device X. Therefore, when the external electronic device X does not have the magnetic member X1, the magnet 20 does not need to be arranged in the body 10 of the charger 1. When the external electronic device X has the magnetic member X1, the magnet 20 can be arranged in the body 10 of the charger 1. The user can freely adjust the arrangement or removal of the magnet 20 according to the state of the external electronic device X.

[0075] The structure of the second preferred embodiment of the present application is explained as follows. Figure 8 The second preferred embodiment of the present application is a perspective exploded view. Some structures and operation states of the second preferred embodiment are the same as those of the first preferred embodiment, and thus the same parts are not described again. The charger 1' of the second preferred embodiment can accommodate a magnet 20'. The charger 1' of the present application includes a body 10', a wireless charging assembly (not shown), an accommodating groove 40', and a cover 50'. The body 10' has a top surface 11' and a first coupling member 12'. The cover 50' has a cover bottom surface 53' and a second coupling member 52'. The magnet 20' is fixed to the cover bottom surface 53' of the cover 50'. The wireless charging assembly (not shown) is arranged in the body 10'. The accommodating groove 40' is recessed in the top surface 11' of the body 10', and is used to accommodate the magnet 20'. The cover 50' is detachably arranged on the top surface 11' of the body 10', and the second coupling member 52' can correspondingly couple the first coupling member 12' to couple the cover 50' to the body 10'. When the cover 50' is arranged on the body 10' and covers the accommodating groove 40', the magnet 20' fixed to the cover bottom surface 53' can directly correspond to the accommodating groove 40' and be enclosed in the body 10', so that the body 10' has magnetic attraction force. In addition, when the user does not need the magnet 20', another cover 501' can be used instead. The cover 501' does not have the magnet 20', so when the cover 501' is arranged on the body 10', the magnet 20' does not enter the accommodating groove 40', and the body 10' does not have magnetic attraction force. The user can replace the cover 50' or the cover 501' according to needs.

[0076] The structure of the third preferred embodiment of the present application is explained as follows.Figure 9 The third preferred embodiment of the present application is shown in a perspective exploded view. The third preferred embodiment has the same structure and operation state as the first preferred embodiment in some parts, and thus the same parts are not described again. The charger 2 of the third preferred embodiment has a magnet 20" accommodated therein. The charger 2 includes a body 60, a wireless charging assembly 70, an accommodation groove 80, and a cover 90. The body 60 has a top surface 61 and a first coupling member 62. The cover 90 further includes a second coupling member 92 and a cover bottom surface 93. The wireless charging assembly 30 is disposed in the body. The accommodation groove 80 is recessed in the cover bottom surface 93 of the cover 90, and the accommodation groove 80 is used to accommodate the magnet 20". The cover 90 is detachably disposed on the body 60, the cover bottom surface 93 of the cover 90 corresponds to the top surface 61 of the body 60, and the second coupling member 92 corresponds to the first coupling member 62, so that the cover 90 is coupled to the body 60. When the cover 90 is disposed on the body 60, the top surface 61 of the body 60 covers and seals the accommodation groove 80 on the cover 90. The cover 90 can be freely detached or mounted on the top surface 61 of the body 60, and when the cover 90 is detached from the top surface 61, the accommodation groove 80 on the cover 90 is exposed to the outside, so as to put the magnet 20" into the accommodation groove 80 or take the magnet 20" out of the accommodation groove 80.

[0077] The magnet 20, 20', 20" of the present application is not limited in shape, and the shape, depth, and arrangement position can be adjusted according to different types of chargers. The first coupling member 12, 12', 62 and the second coupling member 52, 52', 92 of the present application are not limited in the coupling manner, and can be snap engagement, magnetic coupling, or adhesive coupling.

[0078] The charger of the present application can accommodate the magnet, and the structure can easily put or take out the magnet, so as to provide the user with the freedom to adjust the magnetic attraction force of the charger to correspond to different styles of external electronic devices, improve the convenience, and meet the needs of wireless charging induction efficiency and device positioning.

[0079] The above description is only the preferred embodiments of the present application, and is not intended to limit the scope of the claims of the present application. Therefore, any equivalent changes or modifications made without departing from the spirit disclosed by the present application should be included in the scope of the present application.

Claims

1. A charger capable of accommodating a magnet, the charger comprising: a body having a top surface; a wireless charging assembly disposed in the body, the wireless charging assembly capable of supplying power to an external electronic device; a receiving slot recessed in the top surface of the body, the receiving slot for accommodating the magnet; and a cover detachably disposed on the top surface and covering the receiving slot; wherein the magnet comprises a base and a magnet disposed in the base, the base further comprises a magnet slot, the magnet further comprises a spacer, the magnet is disposed in the magnet slot of the base, the spacer is disposed above the magnet for protecting the magnet and restricting the magnet in the magnet slot, the cover is freely detachable or mountable on the top surface, when the cover is removed from the top surface, the receiving slot is exposed to the outside for putting the magnet into the receiving slot or taking the magnet out of the receiving slot, when the magnet is enclosed in the receiving slot, the body has magnetic attraction.

2. The charger of claim 1, wherein, The magnet corresponds to the receiving slot, when the magnet is accommodated in the receiving slot, the body has magnetic attraction, when the magnet is removed from the receiving slot, the body does not have magnetic attraction.

3. The charger of claim 1, wherein, The external electronic device comprises a magnetic member and a charging circuit, when the magnet is left in the receiving slot, the magnet corresponds to the magnetic member, so that the body attracts the external electronic device and the charging circuit corresponds to the wireless charging assembly.

4. The charger of claim 1, wherein, The body comprises a first coupling member, the cover comprises a second coupling member, the first coupling member is disposed on the top surface, the second coupling member is disposed on the cover, the first coupling member corresponds to the second coupling member, so that the cover is coupled to the top surface.

5. The charger of claim 1, wherein, When the cover is disposed on the top surface and covers the receiving slot, the cover encloses the receiving slot.

6. The charger of claim 1, wherein, The cover has a cover bottom surface, the magnet is fixed to the cover bottom surface and corresponds to the receiving slot.

7. The charger of claim 1, wherein, The magnet is a ring-shaped magnetic body, and the receiving slot is a ring-shaped slot.

8. The charger of claim 1, wherein, The wireless charging assembly is adjacent to the top surface and located below the receiving slot.

9. A charger capable of accommodating a magnet, the charger comprising: a body having a top surface; a wireless charging assembly disposed in the body, the wireless charging assembly capable of supplying power to an external electronic device; a cover having a cover bottom surface, the cover bottom surface corresponding to the top surface of the body, and the cover detachably covering the top surface; and a receiving slot recessed in the cover bottom surface of the cover; wherein the magnet comprises a base and a magnet disposed in the base, the base further comprises a magnet slot, the magnet further comprises a spacer, the magnet is disposed in the magnet slot of the base, the spacer is disposed above the magnet for protecting the magnet and restricting the magnet in the magnet slot, the cover is freely detachable or mountable on the top surface, when the cover is removed from the top surface, the receiving slot is exposed to the outside for putting the magnet into the receiving slot or taking the magnet out of the receiving slot, when the magnet is enclosed in the receiving slot, the body has magnetic attraction. The magnet corresponds to the receiving slot, when the magnet is accommodated in the receiving slot, the body has magnetic attraction, when the magnet is removed from the receiving slot, the body does not have magnetic attraction. The external electronic device comprises a magnetic member and a charging circuit, when the magnet is left in the receiving slot, the magnet corresponds to the magnetic member, so that the body attracts the external electronic device and the charging circuit corresponds to the wireless charging assembly. The body comprises a first coupling member, the cover comprises a second coupling member, the first coupling member is disposed on the top surface, the second coupling member is disposed on the cover, the first coupling member corresponds to the second coupling member, so that the cover is coupled to the top surface. When the cover is disposed on the top surface and covers the receiving slot, the cover encloses the receiving slot. The cover has a cover bottom surface, the magnet is fixed to the cover bottom surface and corresponds to the receiving slot. The magnet is a ring-shaped magnetic body, and the receiving slot is a ring-shaped slot. The wireless charging assembly is adjacent to the top surface and located below the receiving slot.

10. The charger of claim 9, wherein, The accommodating groove corresponds to the magnet, the body has magnetic attraction when the magnet is accommodated in the accommodating groove, and the body does not have magnetic attraction when the magnet is removed from the accommodating groove.

11. The charger of claim 9, wherein, The external electronic device includes a magnetic member and a charging circuit, the magnet corresponds to the magnetic member when the magnet is left in the accommodating groove, the body is attracted to the external electronic device, and the charging circuit corresponds to the wireless charging assembly.

12. The charger of claim 9, wherein, The body includes a first coupling member, the cover includes a second coupling member, the first coupling member is arranged on the top surface, the second coupling member is arranged on the cover, and the first coupling member corresponds to the second coupling member, so that the cover is coupled to the top surface.

13. The charger of claim 9, wherein, The top surface closes the accommodating groove when the cover covers the top surface.

Citation Information

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