Wireless Charging Coil Assembly Method

Abstract

The present application provides a method for assembling a wireless charging coil, comprising the following steps: installing the wireless charging coil on a local structure; electrically connecting one end of a contact member to the wireless charging coil; installing a circuit structure on a main structure; pluggably connecting the local structure to the main structure along a first direction, and electrically connecting the other end of the contact member to the circuit structure. The provided contact member includes a connected mounting connection portion; when executing the step of pluggably connecting the local structure to the main structure along a first direction, and inserting the other end of the contact member into the circuit structure for electrical connection, it also includes: pluggably installing the contact member on the local structure through the mounting connection portion along the first direction. The present application can quickly realize the assembly or replacement of the wireless charging coil by pluggably connecting the local structure to the main structure and cooperating with the contact member to realize electrical connection, and is also beneficial to improving the degree of automation of assembly.

Description

Technical Field

[0001] The present application belongs to the field of wireless charging technology, and in particular relates to a method for assembling a wireless charging coil. Background Art

[0002] As the popularity of various electronic products continues to increase, users have an increasing demand for charging electronic products. Wireless charging technology has gradually become a new trend in electronic product charging due to its more convenient features. Wireless charging technology requires that electronic products be equipped with a wireless charging receiving coil to receive the electromagnetic waves generated by the wireless charging transmitting coil on the wireless charger for charging.

[0003] At present, the wireless charging coil is often welded on the circuit board through wires, and then the circuit board is fixed on the main bracket, so that the wireless charging coil is installed in the applied component together with the main bracket. Obviously, this assembly method is neither flexible nor easy to replace the wireless charging coil separately. Summary of the invention

[0004] The present application provides a wireless charging coil assembly method to enable flexible assembly and convenient replacement.

[0005] To solve the above problems, the technical solution provided by this application is:

[0006] A method for assembling a wireless charging coil comprises the following steps in any order:

[0007] Mounting the wireless charging coil on the local structure;

[0008] electrically connecting one end of the contact member to the wireless charging coil;

[0009] Install the circuit structure on the main structure;

[0010] The local structure is pluggably connected to the main structure along the first direction, and the other end of the contact member is inserted into the circuit structure for electrical connection.

[0011] In a possible design, the contact member provided includes connected mounting connection parts;

[0012] The step of pluggably connecting the local structure to the main structure along the first direction and inserting the other end of the contact member into the circuit structure for electrical connection also includes:

[0013] The contact member is pluggably installed on the local structure through the installation connection portion along the first direction.

[0014] In a possible design, the contact member provided includes a conductive connection portion connected to the mounting connection portion; the conductive connection portion provided includes a circuit connection end extending from the other end of the mounting seat, and an electrical connection end is provided at the edge of the circuit structure;

[0015] The step of inserting the other end of the contact member into the circuit structure for electrical connection also includes:

[0016] The circuit connection end is electrically connected to the power connection end along the first direction.

[0017] In a possible design, the provided mounting connection portion includes a mounting seat, and an insertion structure is provided on the outer wall of the local structure;

[0018] The steps of installing the wireless charging coil and the contact member on the local structure include:

[0019] Connecting the conductive connection portion to the mounting connection portion and extending the two ends of the mounting connection portion along the first direction;

[0020] The contact members are respectively installed on the local structures along the first direction, and the conductive connecting parts are connected to the circuit structure of the main structure to electrically connect

[0021] The mounting seat is clamped and inserted on the insertion structure along the first direction.

[0022] In a possible design, the provided insertion structure includes convex ribs;

[0023] The steps of installing the wireless charging coil and the contact member on the local structure include:

[0024] The convex rib is clamped and inserted into the mounting seat in the shape of an open hoop along the first direction.

[0025] In a possible design, the provided mounting connection portion includes a clamping spring sheet, and the clamping spring sheet is pressed against the convex rib; or, the provided mounting connection portion includes a clamping spring sheet, and an opening is provided on the mounting seat;

[0026] The steps of installing the wireless charging coil and the contact member on the local structure include:

[0027] The clamping spring piece is installed on the opening in a way that it can be pressed up and down, and the clamping spring piece contacts the convex rib.

[0028] In a possible design, the provided conductive connection portion includes a coil connection end extending out of one end of the mounting seat, and a connection wall protruding from the mounting seat is provided at the coil connection end, and a connection hole is provided on the connection wall;

[0029] The step of electrically connecting one end of the contact member to the wireless charging coil includes:

[0030] Winding the wireless charging coil on the end surface of the local structure;

[0031] The wire ends of the wireless charging coil are passed through the connection holes and electrically connected to each other by tinning, so as to electrically connect the coil connection end to the wireless charging coil.

[0032] In a possible design, a clamping terminal extending out of the mounting seat is provided at the coil connection end, and a clamping groove structure is provided on the outer wall of the local structure;

[0033] Before executing the step of electrically connecting one end of the contact member to the wireless charging coil, the method includes:

[0034] The clamping end is clamped and inserted into the clamping slot structure along the first direction.

[0035] In a possible design, a claw-type plug-in structure is provided at the end of the main structure, and a snap-in notch structure is provided on the local structure;

[0036] The execution step of pluggably connecting the local structure to the main structure includes:

[0037] The claw-type plug-in structure is plugged and inserted into the clamping slot structure along the first direction to pluggably connect the main structure and the local structure.

[0038] In a possible design, a buckle is provided at the end of the claw-type plug-in structure;

[0039] The execution step of pluggably connecting the local structure to the main structure includes:

[0040] The buckle is hooked on the step of the snap-fitting notch structure along the first direction.

[0041] Beneficial effects of this application:

[0042] The wireless charging coil assembly method in the present application is pluggable and connected to the main structure through the local structure, and the electrical connection is achieved in cooperation with the contact member. Compared with the prior art, the present application can quickly realize the assembly or replacement of the wireless charging coil (in the same direction at one time), eliminate some welding steps, can quickly realize connection and disconnection, and is also beneficial to improving the degree of automation of assembly, and the structure is relatively compact. BRIEF DESCRIPTION OF THE DRAWINGS

[0043] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0044] Figure 1 It is a schematic diagram of the process of assembling the wireless charging coil of the present invention;

[0045] Figure 2 It is a schematic diagram of the three-dimensional structure of the contact component in the wireless charging coil assembly method of the present invention;

[0046] Figure 3 It is a three-dimensional structural schematic diagram of a local structure in the wireless charging coil assembly method of the present invention;

[0047] Figure 4 It is a three-dimensional structural schematic diagram of the main structure in the wireless charging coil assembly method of the present invention;

[0048] Figure 5 It is a structural schematic diagram of the wireless charging coil and circuit board of the present invention;

[0049] Figure 6 It is a schematic diagram of the installation connection structure of the wireless charging coil and the local structure in the wireless charging coil assembly method of the present invention;

[0050] Figure 7 It is a schematic diagram of the overall structure after the wireless charging coil assembly method of the present invention is assembled;

[0051] Figure 8 It is a schematic diagram of the overall structure of the electric device of the present invention;

[0052] Fig. 9 It corresponds to Figure 8 A schematic diagram of the structure of the first-person perspective of the middle A area;

[0053] Fig.10 It corresponds to Figure 8 Schematic diagram of the second perspective structure of area A in the middle.

[0054] Reference numerals:

[0055] 1. Main structure;

[0056] 10. Claw-type plug-in structure; 12. Buckle;

[0057] 2. Local structure;

[0058] 20. Card slot structure; 22. Card slot structure;

[0059] 3. Circuit structure;

[0060] 30. Power connection terminal;

[0061] 4. Contact components;

[0062] 40. Coil connection terminal; 42. Circuit connection terminal;

[0063] 41. Conductive connection portion; 43. Mounting connection portion;

[0064] 44, connecting hole; 46, connecting wall; 48, clamping end;

[0065] 5. Wireless charging coil;

[0066] 6. Mounting seat;

[0067] 7. Convex ribs;

[0068] 8. Tighten the spring. DETAILED DESCRIPTION

[0069] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0070] In the description of this application, "plurality" means at least two, such as two, three, etc., unless otherwise clearly defined. In this application, unless otherwise clearly defined and defined, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be directly connected, or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to the specific circumstances.

[0071] In the present application, unless otherwise clearly specified and limited, a first feature being “above” or “below” a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being “above”, “above”, and “above” a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being “below”, “below”, and “below” a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0072] In the description of this application, it should be understood that the terms "inside", "outside", "upper", "bottom", "front", "back" and the like indicate directions or positional relationships (if any) based on the attached Figure 1 The orientation or positional relationship shown is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0073] It should also be noted that, in the embodiments of the present application, the same figure mark is used to represent the same component or the same part. For the same parts in the embodiments of the present application, the figure may only mark one of the parts or components as an example. It should be understood that the figure mark also applies to other identical parts or components.

[0074] Existing wireless charging coils are often welded to a circuit board through wires, and then the circuit board is fixed to the main bracket, and the wireless charging coil is installed into the component to which it is applied together with the main bracket. Obviously, this assembly method is neither flexible nor easy to replace the wireless charging coil separately. In order to solve the defects of the prior art, the present application therefore proposes a wireless charging coil assembly structure to make the assembly flexible and easy to replace. In addition, the wireless charging coil assembly structure provided by the present application can be applied to various circuits or electric devices that need to be charged.

[0075] Embodiment 1: This embodiment first proposes an implementable protection scheme for the wireless charging coil assembly method:

[0076] like Figures 1 to 6 As shown, the present application first discloses a wireless charging coil assembly method, comprising the following steps:

[0077] Before assembly, you can provide Figures 2 to 5 The contact member 4, the partial member 2, the main member 1, the wireless charging coil 5 and the circuit board (i.e., the circuit structure 3) are shown;

[0078] Afterwards, the following steps are performed (wherein, steps S1 to S5 may be performed in any order):

[0079] S1. Install the wireless charging coil 5 and the contact member 4 on the local structure 2, respectively, wherein the axial direction / length direction of the main member 1 and the local member 2 is set as the "first direction" of the assembly scheme of this application, such as Figures 7 to 9 The long black arrow in the figure points to the direction;

[0080] Step S1 specifically includes: first providing the contact member 4 including a conductive connection part and a mounting connection part; installing the mounting connection part on the local structure in a pluggable manner along a first direction; electrically connecting the conductive connection parts arranged at both ends of the mounting connection part to the wireless charging coil 5 and the circuit structure 3 of the main structure 1 respectively along the first direction; further, providing the mounting connection part including a mounting seat 6; arranging an insertion structure on the outer wall of the local structure 2; clamping and inserting the mounting seat 6 on the insertion structure along the first direction; further, providing the insertion structure including arranging a convex rib 7 along the length direction of the outer wall of the local structure 2; The mounting seat 6 is clamped and inserted into the convex rib 7 along the length direction of the main component 1 and the local component 2 to fix the contact component 4 on the local structure 2 in a pluggable manner; further, a clamping terminal 48 extending from the mounting seat 6 is provided at the coil connection end 40 at one end of the conductive connection part; a clamping groove structure 22 is provided on the outer wall of the local structure 2; the clamping terminal 48 is clamped and inserted into the clamping groove structure 22 along a first direction; further, the mounting connection part includes a clamping spring sheet 8, and an opening is provided on the mounting seat 6; the clamping spring sheet 8 is installed in the opening in a way that it can be pressed up and down, and the clamping spring sheet 8 contacts the convex rib 7;

[0081] S2. Electrically connect one end of the contact member 4 to the wireless charging coil 5, wherein:

[0082] Step S2 specifically includes: providing the conductive connection portion including a coil connection end 40 extending from one end of the mounting seat 6; electrically connecting the coil connection end 40 to the wireless charging coil 5. Further, the coil connection end 40 is provided with a connection wall 46 protruding from the mounting seat 6; a connection hole 44 is provided on the connection wall 46; the wireless charging coil 5 is wound around the end surface of the local structure 2; the wire end of the wireless charging coil 5 is passed through the connection hole 44 and electrically connected to each other by tinning;

[0083] S3. The circuit structure 3 is mounted on the main structure 1;

[0084] S4. Connect the local structure 2 to the main structure 1 in a pluggable manner along the first direction, and insert the other end of the contact member 4 into the circuit structure 3 for electrical connection, wherein:

[0085] A claw-type plug-in structure 10 is provided at the end of the main structure 1; a clamping slot structure 20 is provided on the local structure 2; the claw-type plug-in structure 10 is clamped and inserted into the clamping slot structure 20 along a first direction to pluggably connect the main structure 1 and the local structure 2;

[0086] The conductive connection portion includes a circuit connection terminal 42 extending from the other end of the mounting seat 6; a power connection terminal 30 is arranged at the edge of the circuit structure 3, and the circuit connection terminal 42 is inserted into the circuit structure 3 along a first direction and electrically connected to the power connection terminal 30.

[0087] Therefore, the assembly method of the present application can complete the assembly of various components in the same direction through only one plugging and unplugging step, which significantly improves the assembly efficiency.

[0088] like Figure 7 As shown, after assembly and assembling according to the assembly method of the present application, a wireless charging coil assembly structure can be formed, including a wireless charging coil 5, a main structure 1 and a local structure 2, wherein the local structure 2 is pluggably adapted to be connected to the main structure 1, the wireless charging coil 5 is installed on the local structure 2, the main structure 1 is used to install a circuit structure 3, and a contact member 4 is provided on the local structure 2, one end of the contact member 4 is electrically connected to the wireless charging coil 5, and the other end of the contact member 4 is electrically connected to the circuit structure 3.

[0089] The present application can quickly realize the assembly or replacement of the wireless charging coil 5 by plugging and unplugging the local structure 2 and the main structure 1 and cooperating with the contact member 4 to realize electrical connection, and can also be beneficial to improving the degree of automation of assembly.

[0090] The following describes in detail the configuration relationship of the various components of the present application.

[0091] like Figure 2 and Figure 6 As shown, the contact member 4 includes an integrally fixed conductive connection portion and a mounting connection portion 43, the mounting connection portion 43 is pluggably mounted on the local structure 2, the conductive connection portion 41 is connected to the mounting connection portion 43 and extends out of both ends of the mounting connection portion 43, and the conductive connection portion 41 is electrically connected to the wireless charging coil 5 and the circuit structure 3 of the main structure 1 respectively. Wherein:

[0092] The installation connection portion 43 includes a mounting seat 6 . An inserting structure is provided on the outer wall of the local structure 2 . The mounting seat 6 is clamped and inserted into the inserting structure.

[0093] Specifically, the mounting seat 6 is in the shape of an open clamp, and the insertion structure includes a convex rib 7 arranged along the length direction of the outer wall of the local structure 2, and the cross-section of the convex rib 7 is I-shaped. The convex rib 7 is clamped and inserted in the mounting seat 6, so that the contact member 4 can be plugged and fixed on the local structure 2.

[0094] A closer look Figure 2 The mounting connection portion 43 includes a clamping spring piece 8, and the clamping spring piece 8 is pressed against the convex rib 7; or, the mounting connection portion includes a clamping spring piece 8, and an opening is provided on the mounting seat 6. The clamping spring piece 8 can be installed in the opening by pressing up and down, and the clamping spring piece 8 touches the convex rib 7.

[0095] like Figure 2 and Figure 6 As shown, the two ends of the conductive connection part 41 extending from the mounting connection part 43 are respectively a coil connection end 40 connected to the wireless charging coil 5 and a circuit connection end 42 connected to the circuit structure 3, the coil connection end 40 has a connection wall 46 protruding from the mounting seat 6, and a connection hole 44 is provided on the connection wall 46, the wireless charging coil 5 is wound on the end surface of the local structure 2, and the wire end of the wireless charging coil 5 is passed through the connection hole 44 and is electrically connected to each other.

[0096] More preferably, the wireless charging coil 5 and the coil connection end 40 are electrically connected to each other by tinning.

[0097] Combination Figure 2 and Figure 6 As shown, the coil connection end 40 has a clamping end 48 extending out of the mounting seat 6 along the length direction, and a protruding clamping groove structure 22 is provided on the outer wall of the local structure 2 near the end surface, and the clamping end 48 is clamped and inserted in the clamping groove structure 22. In this way, the coil connection end 40 can be connected to the local structure 2 more firmly and compactly.

[0098] Combination Figure 4 , Fig. 9 and Fig.10 As shown, a claw-type plug-in structure 10 is provided at the end of the main structure 1, and a snap-in slot structure 20 is provided on the local structure 2. The claw-type plug-in structure 10 is snap-fitted into the snap-in slot structure 20 to connect the main structure 1 and the local structure 2 in a pluggable manner.

[0099] like Fig.10 As shown, the ends of the two claw-type plug-in structures 10 are provided with buckles 12 to be clamped and hooked on the steps of the clamping slot structure 20 .

[0100] After having the above structural features, the present application can be implemented according to the following process:

[0101] In actual application on site, the connecting part of the contact spring 4 is first fixed to the convex rib of the tail bracket (i.e., the local structure 2) by pressing beer, so that the abutting part can be freely extended, and the wireless charging coil 5 is wound on the tail bracket by a winding machine, wherein the wire end is wound on the connecting part of the contact spring 4, and the connecting part includes a side wall part 46 protruding to the upper side, and the side wall part 46 is provided with a through hole 44 for the wire end to pass through; wherein, the connecting part of the contact spring 4 includes an annular sleeve 6, and the annular sleeve 6 is provided with an opening to facilitate beer insertion into the introduction rib of the tail bracket 2.

[0102] When disassembling, hold the tail bracket 2 and pull it out of the main bracket (i.e., the main structure 1). At this time, the contact spring 4 is separated from the circuit board (i.e., the circuit structure 3), which makes the disassembly operation convenient and quick;

[0103] Then, the wireless charging coil 5 is electrically connected to the contact spring 4 by tinning to improve production efficiency;

[0104] Finally, the circuit board 3 is welded and mounted on the main bracket 1 , and the tail bracket 2 on one side of the contact spring 4 is inserted into the main bracket 1 as a whole by a robot, so that the contact spring 4 is electrically connected to the circuit board 3 .

[0105] After completing the above implementation process, the following features of this application should be reflected:

[0106] 1) Mainly, a pluggable local structure 2 is formed, so that the wireless coil and the main structure 1 can be connected or separated through the contact member 4, and the overall structure is simple and easy to disassemble;

[0107] 2) Secondly, the overall assembly structure of the present application has a wide application environment / scope and high product application efficiency.

[0108] Embodiment 2: This embodiment also proposes a structural improvement scheme for the wireless charging coil assembly structure:

[0109] Based on the first embodiment, this embodiment further optimizes the structure of the local structure 2 in the wireless charging coil assembly structure. The difference from the first embodiment is that:

[0110] A. The local structure 2 also includes a third mounting portion, which is used to fix the tail bracket on the main bracket. The third mounting portion can be a connecting hole or a buckle, etc.;

[0111] or,

[0112] B. The local structure 2 also includes a mounting post (not shown) extending in the insertion direction. The contact spring 4 is inserted into the mounting post and fixed by a tight fit. During installation, the contact spring 4 can be pressed in along the insertion direction, and the structure is relatively compact.

[0113] The other structures are basically the same as those in the first embodiment and will not be described in detail here.

[0114] It can be seen that, in this embodiment, some different fixing and installation methods are provided for the connection relationship between the contact member and the local structure for reference by on-site personnel.

[0115] Embodiment 3: This embodiment also proposes a preferred collective protection scheme for the wireless charging coil assembly structure:

[0116] like Figure 7 As shown, the present application provides a wireless charging coil assembly structure, including a main structure 1 and a local structure 2, the local structure 2 is pluggably connected to the main structure 1, a wireless charging coil 5 is installed on the local structure 2, the main structure 1 is used to install a circuit structure 3, a contact member 4 is provided on the local structure 2, one end of the contact member 4 is electrically connected to the wireless charging coil 5, and the other end of the contact member 4 is electrically connected to the circuit structure 3. Figure 2 and Figure 6 As shown, the contact member 4 includes a conductive connection portion 41 and a mounting connection portion 43, the mounting connection portion 43 is pluggable and mounted on the local structure 2, and the conductive connection portion 41 is respectively provided at both ends of the mounting connection portion 43 to be electrically connected to the wireless charging coil 5 and the circuit structure 3 of the main structure 1. Figure 2 , Figure 3 and Figure 6 As shown, the installation connection portion 43 includes a mounting seat 6, and an insertion structure is provided on the outer wall of the local structure 2, and the mounting seat 6 is clamped and inserted on the insertion structure. Specifically, the mounting seat 6 is in the shape of an open clamp, and the mounting seat 6 is conductive along the length direction of the contact member 4. The insertion structure includes a convex rib 7 provided along the length direction of the outer wall of the local structure 2, and the mounting seat 6 is clamped and inserted on the convex rib 7 along the length direction, so that the contact member 4 can be plugged and fixed on the local structure 2. Closer look Figure 2 The mounting connection part 43 includes a clamping spring 8, and the mounting seat 6 is provided with an opening. The clamping spring 8 can be installed in the opening by pressing up and down, and the clamping spring 8 contacts the convex rib 7. Further, the conductive connection part 41 includes a coil connection end 40 and a circuit connection end 42 extending from both ends of the mounting seat 6 respectively, and is electrically connected to the wireless charging coil 5 through the coil connection end 40, and is electrically connected to the circuit structure 3 of the main structure 1 through the circuit connection end 42. Figure 2 and Figure 6As shown, the coil connection end 40 has a connection wall 46 protruding from the mounting seat 6, and a connection hole 44 is provided on the connection wall 46. The wireless charging coil 5 is wound on the end face of the local structure 2, and the wire end of the wireless charging coil 5 is passed through the connection hole 44 and electrically connected to each other. More preferably, the wireless charging coil 5 and the coil connection end 40 are electrically connected to each other by tinning. In addition, the coil connection end 40 has a clamping end 48 extending from the mounting seat 6 along the length direction, and a protruding slot structure 22 is provided on the outer wall of the local structure 2 near the end face, and the clamping end 48 is clamped and inserted in the slot structure 22. In this way, the coil connection end 40 can be more firmly and compactly connected to the local structure 2. Combined with Figure 4 , Fig. 9 and Fig.10 As shown, the end of the main structure 1 is provided with a claw-type plug-in structure 10, and the local structure 2 is provided with a snap-in slot structure 20. The claw-type plug-in structure 10 is snap-fitted and inserted into the snap-in slot structure 20 to pluggably connect the main structure 1 and the local structure 2. Fig.10 As shown, the ends of the two claw-type plug-in structures 10 are provided with buckles 12 to be clamped in the clamping slot structure 20 .

[0117] This implementation provides a collection of all the preferred methods in the first embodiment, which is convenient for implementation on site as the best collection method.

[0118] Embodiment 4: This embodiment also proposes a product application solution of a wireless charging coil assembly structure:

[0119] Combination Figures 8 to 10 As shown, an electric device includes a power mechanism, a circuit structure 3 and the wireless charging coil assembly structure as described above, wherein a main structure 1 is fixedly assembled on the power mechanism, the circuit structure 3 is installed on the outer surface of the main structure 1, the local structure 2 is pluggably connected to the main structure 1, an edge of the circuit structure 3 is provided with a power connection terminal 30 and a power transmission terminal, the contact member 4 is electrically connected to the power connection terminal 30 along a first direction, and the power structure is electrically connected to the power transmission terminal.

[0120] In actual application, specifically, the electric device can be an electric toothbrush, which includes a main bracket (main structure 1), a tail bracket (local structure 2), a circuit board (circuit structure 3), two contact springs (contact components 4) and a wireless charging coil 5.

[0121] Wherein, the circuit board is fixed on the main bracket, and the circuit board 3 includes two pads as the above-mentioned power connection terminals 30, and the two pads are arranged along the edge of the circuit board. The tail bracket can be plugged and connected to the main bracket to form a connected state and a separated state. When in the connected state, the contact spring 4 is electrically connected to the pad one by one, and when in the separated state, the contact spring 4 is disconnected from the pad. The tail bracket includes a first mounting portion (the front end face of the bracket) and a second mounting portion (at the outer wall of the bracket), the first mounting portion is used for the wireless charging coil 5 to be wound, and the second mounting portion is used to fix the contact spring 4, wherein the contact spring 4 also includes an extended body and a power connection portion (conductive connection portion 41) connected to the body, and the power connection portion is for the wireless charging coil 5 to be welded or tinned so that the wireless charging coil 5 can be electrically connected to the contact spring 4.

[0122] It can be seen that the wireless charging coil assembly structure of the present application can be conveniently applied to any circuit or electric device that needs to be charged.

[0123] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art who is familiar with the present technical field can easily think of changes or substitutions within the technical scope disclosed in the present application, which should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

Claims

1. A method for assembling a wireless charging coil, characterized in that: The following steps are involved: Mounting the wireless charging coil on the local structure; electrically connecting one end of the contact member to the wireless charging coil; Installing the circuit structure on the main structure; Connecting the local structure to the main structure in a pluggable manner along a first direction, and inserting the other end of the contact member into the circuit structure for electrical connection; The contact member includes a mounting connection portion; The provided mounting connection portion includes a mounting seat; The provided mounting connection portion includes a clamping spring; The contact member provided includes a conductive connection portion connected to the mounting connection portion; The provided conductive connection portion includes a coil connection end extending out of one end of the mounting seat, and a connection wall protruding from the mounting seat is provided on the coil connection end, and a connection hole is provided on the connection wall; The conductive connection portion provided includes a circuit connection end extending out of the other end of the mounting base.

2. The wireless charging coil assembly method according to claim 1, characterized in that: The step of pluggably connecting the local structure to the main structure along the first direction and inserting the other end of the contact member into the circuit structure for electrical connection also includes: The contact member is pluggably installed on the local structure through the installation connection portion along the first direction.

3. The wireless charging coil assembly method according to claim 2, characterized in that: An electrical terminal is provided at the edge of the circuit structure; The step of inserting the other end of the contact member into the circuit structure for electrical connection also includes: The circuit connection end is electrically connected to the power connection end along the first direction.

4. The wireless charging coil assembly method according to claim 3, characterized in that: An insert structure is arranged on the outer wall of the local structure; The steps for mounting the wireless charging coil on the local structure include: Connecting the conductive connection portion to the mounting connection portion and extending both ends of the mounting connection portion along the first direction; Installing a contact member on the local structure along the first direction to electrically connect the conductive connection portion with the circuit structure of the main structure; The mounting seat is clamped and inserted on the insertion structure along the first direction.

5. The wireless charging coil assembly method according to claim 4, characterized in that: The provided insertion structure includes convex ribs; The steps of installing the wireless charging coil and the contact member on the local structure include: The convex rib is clamped and inserted into the mounting seat in the shape of an open hoop along the first direction.

6. The wireless charging coil assembly method according to claim 5, characterized in that: Pressing the clamping spring sheet against the convex rib; or providing an opening on the mounting seat; The steps of installing the wireless charging coil and the contact member on the local structure include: The clamping spring piece is installed on the opening in a way that it can be pressed up and down, and the clamping spring piece contacts the convex rib.

7. The wireless charging coil assembly method according to claim 3, characterized in that: The step of electrically connecting one end of the contact member to the wireless charging coil includes: Winding the wireless charging coil on the end surface of the local structure; The wire ends of the wireless charging coil are passed through the connection holes and electrically connected to each other by tinning, so as to electrically connect the coil connection end to the wireless charging coil.

8. The wireless charging coil assembly method according to claim 7, characterized in that: A clamping terminal extending out of the mounting seat is provided at the coil connection end, and a clamping groove structure is provided on the outer wall of the local structure; Before executing the step of electrically connecting one end of the contact member to the wireless charging coil, the method includes: The clamping end is clamped and inserted into the clamping slot structure along the first direction.

9. The wireless charging coil assembly method according to claim 3, characterized in that: A claw-type plug-in structure is provided at the end of the main structure, and a clamping notch structure is provided on the local structure; The execution step of pluggably connecting the local structure to the main structure includes: The claw-type plug-in structure is plugged and inserted into the clamping slot structure along the first direction to pluggably connect the main structure and the local structure.

10. The wireless charging coil assembly method according to claim 9, characterized in that: A buckle is provided at the end of the claw-type plug-in structure; The execution step of pluggably connecting the local structure to the main structure includes: The buckle is hooked on the step of the snap-fitting notch structure along the first direction.

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