Charging seat and charging device for electric toothbrush

Abstract

The utility model relates to a charging base and a charging device for an electric toothbrush, the charging base comprises a shell, a bottom cover, a main board, a coil support and a coil assembly, the main board, the coil support and the coil assembly are all arranged in an inner cavity of the shell, and the bottom cover is connected with the shell to cover the inner cavity; the outer shell is provided with a convex shell part which is formed by protruding outwards, the convex shell part forms a concave cavity in the inner cavity, and the outer surface of the outer shell is provided with a concave part which is formed by surrounding of the convex shell part; the coil support is provided with a winding portion extending into the cavity and a connecting portion used for being connected with the main board, and the coil assembly is wound on the winding portion and electrically connected with the main board.

Description

Technical Field

[0001] The present application belongs to the technical field of electric toothbrushes and relates to a charging stand and a charging device for an electric toothbrush. Background Art

[0002] At present, most electric toothbrushes are charged by connecting the charging cable directly to the charger. This charging method is too troublesome to connect the cable, and the charging port on the electric toothbrush is exposed, which can easily get into the charging port and cause charging damage. Electric toothbrushes also use wireless charging. A wireless charging induction coil is installed at the bottom of the electric toothbrush. The electric toothbrush is directly placed on a charging stand with wireless charging to charge the electric toothbrush wirelessly. This method requires a charging stand with a larger size and weight to prevent the electric toothbrush from tipping over, and the charging stand has a high manufacturing cost. Utility Model Content

[0003] The purpose of the present application is to provide a charging stand with a more compact structure and a smaller size, on which a cup can be placed so that the electric toothbrush can be placed in the cup for charging.

[0004] The present application is implemented through the following technical solutions.

[0005] The technical solution is to provide a charging stand for an electric toothbrush, comprising a shell, a bottom cover, a main board, a coil bracket and a coil group, wherein the main board, the coil bracket and the coil group are all arranged in the inner cavity of the shell, and the bottom cover is connected to the shell to cover the inner cavity;

[0006] The outer shell is provided with a convex shell portion protruding outward, the convex shell portion forms a concave cavity in the inner cavity, and the outer surface of the outer shell is provided in a concave portion surrounded by the convex shell portion; the coil bracket is provided with a winding portion extending into the concave cavity and a connecting portion for connecting to the main board, the coil group is wound around the winding portion, and the coil group is electrically connected to the main board.

[0007] The charging stand of the present technical solution has a more compact structure and a smaller size. A cup can be placed and fixed thereon through the convex shell part and the concave part. At the same time, the concave cavity inside the convex shell part is used to arrange the coil group. When charging, the electric toothbrush can be placed in the cup for charging.

[0008] In one embodiment of the present technical solution, at least one winding groove is provided on the winding portion of the coil support, and one coil group is provided in each of the winding grooves.

[0009] In one embodiment of the present technical solution, the recessed portion of the housing is located within the coil assembly.

[0010] In one embodiment of the present technical solution, the connecting portion of the coil support includes at least one limiting column for positioning with the main board, and the main board is provided with a positioning hole that matches with the limiting column.

[0011] In one embodiment of the present technical solution, the connecting portion of the coil support includes at least one buckle for connecting to the main board, and the main board is provided with a buckle hole matching with the buckle.

[0012] In one implementation of the present technical solution, the mainboard is fixed to the housing by screws.

[0013] In one embodiment of the present technical solution, a terminal block is further included, which includes an insulating fixed block and a plurality of conductive terminals arranged on the insulating fixed block, one end of the conductive terminal is electrically connected to the main board, and the other end is electrically connected to the coil group.

[0014] In one embodiment of the present technical solution, the conductive terminal is conductively welded on the main board, and the fixing block is connected to the coil bracket.

[0015] In one implementation of the technical solution, a plurality of branching posts are further provided on the coil support, and the branching posts are used to separate the lead ends of the coil group from each other.

[0016] Another technical solution of the present application is to provide a charging device for an electric toothbrush, comprising the above-mentioned charging stand and a cup, wherein the cup is used to place the electric toothbrush, the cup is placed on the charging stand, and the cup cooperates with the convex shell portion and the concave portion.

[0017] It should be understood that the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The above and other objects, features and advantages of the present application will become more apparent through a more detailed description of exemplary embodiments of the present application in conjunction with the accompanying drawings, wherein the same reference numerals generally represent the same components in the exemplary embodiments of the present application.

[0019] Figure 1 It is a schematic diagram of the overall structure of the charging base shown in one embodiment of the present application.

[0020] Figure 2 This is one of the cross-sectional structural schematic diagrams of the charging base shown in one embodiment of the present application.

[0021] Figure 3 This is the second schematic cross-sectional structure diagram of the charging base shown in one embodiment of the present application.

[0022] Figure 4 It is a schematic structural diagram of a coil support and a coil assembly shown in an embodiment of the present application.

[0023] Figure 5 It is a schematic diagram of the exploded structure of the charging base shown in one embodiment of the present application.

[0024] Figure 6 It is a schematic diagram of the overall structure of a charging device shown in an embodiment of the present application.

[0025] Description of reference numerals:

[0026] 10-charging base; 11-housing; 111-convex shell; 112-concave cavity; 113-concave part; 12-bottom cover; 3-coil bracket 1; 131-winding part; 1311-winding groove; 134-limiting column; 135-clip; 136-branching column; 14-coil assembly; 15-main board; 151-positioning hole; 152-clip hole; 16-screw; 17-terminal block; 171-fixing block; 172-conductive terminal; 21-electric toothbrush; 22-cup. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in some embodiments of the present application to clearly and completely describe the technical solutions in some 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.

[0028] The technical solution of the embodiments of the present application is described in detail below with reference to the accompanying drawings.

[0029] like Figures 1 to 5 As shown in , the first embodiment of the present application is a charging stand 10 for an electric toothbrush, comprising a shell 11, a bottom cover 12, a main board 15, a coil bracket 13 and a coil group 14, wherein the main board 15, the coil bracket 13 and the coil group 14 are all arranged in the inner cavity of the shell 11, and the bottom cover 12 is connected to the shell 11 to cover the inner cavity; the shell 11 is provided with a convex shell portion 111 protruding outward, and the convex shell portion 111 forms a concave cavity 112 in the inner cavity, and the outer surface of the shell 11 is provided at a concave portion 113 surrounded by the convex shell portion 111; the coil bracket 13 is provided with a winding portion 131 extending into the concave cavity and a connecting portion for connecting to the main board 15, the coil group 14 is wound around the winding portion 131, and the coil group 14 is electrically connected to the main board 15.

[0030] In this way, the charging stand 10 has a more compact structure and a smaller size. The cup 22 can be placed and fixed thereon through the convex shell portion 111 and the concave portion 113. At the same time, the concave cavity 112 inside the convex shell portion 111 is used to arrange the coil group 14. When charging, the electric toothbrush 21 is placed in the cup 22 for charging.

[0031] In this embodiment, at least one winding groove 1311 is provided on the winding portion 131 of the coil support 13, and a coil group 14 is provided in each winding groove 1311. Exemplarily, the number of the winding grooves 1311 is set to three, and the recess 113 of the housing 11 is located inside the coil group 14.

[0032] In this embodiment, the connection portion of the coil support 13 includes at least one limiting column 134 for positioning with the main board 15, and the main board 15 is provided with a positioning hole 151151 that matches the limiting column 134. Exemplarily, the number of the limiting column 134 and the number of the positioning hole 151151 are both two.

[0033] In this embodiment, the connection portion of the coil support 13 includes at least one buckle 135 for connecting to the main board 15, and the main board 15 is provided with a buckle hole 152 that matches the buckle 135. Exemplarily, the number of the buckle 135 and the buckle hole 152 are both two.

[0034] In this embodiment, the mainboard 15 is fixed to the screw posts on the inner wall of the housing 11 by means of screws 16 .

[0035] In this embodiment, the charging base 10 further includes a wiring base 17, which includes an insulating fixing block 171 and a plurality of conductive terminals 172 disposed on the insulating fixing block 171, one end of the conductive terminal 172 is electrically connected to the main board 15, and the other end is electrically connected to the coil group 14. The number of the conductive terminals 172 is related to the coil group 14, and each of the two lead ends of each coil group 14 is connected to a conductive terminal 172. For example, when there are three coil groups 14, the number of the conductive terminals 172 is six.

[0036] In this embodiment, the conductive terminal 172 is conductively soldered to the main board 15 by solder, and the fixing block 171 is connected to the coil support 13 .

[0037] In this embodiment, a plurality of branching posts 136 are further provided on the coil support 13 , and the branching posts 136 are used to separate the lead ends of the coil assembly 14 from each other.

[0038] like Figure 6As shown in , the second embodiment of the present application is a charging device for an electric toothbrush 21, comprising a charging stand 10 and a cup 22 of the above embodiment, wherein the cup 22 is used to place the electric toothbrush 21, the cup 22 is placed on the charging stand 10, the cup 22 cooperates with the convex shell portion 111 and the concave portion 113, and the charging stand 10 is used to charge the electric toothbrush 21 in the cup 22 in a wireless charging manner.

[0039] The embodiments of the present application have been described above, and the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The selection of terms used herein is intended to best explain the principles of the embodiments, practical applications, or improvements to the technology in the market, or to enable other persons of ordinary skill in the art to understand the embodiments disclosed herein.

Claims

1. A charging stand for an electric toothbrush, characterized in that: It comprises a shell, a bottom cover, a main board, a coil support and a coil group, wherein the main board, the coil support and the coil group are all arranged in the inner cavity of the shell, and the bottom cover is connected to the shell to cover the inner cavity; The outer shell is provided with a convex shell portion protruding outward, the convex shell portion forms a concave cavity in the inner cavity, and the outer surface of the outer shell is provided in a concave portion surrounded by the convex shell portion; the coil bracket is provided with a winding portion extending into the concave cavity and a connecting portion for connecting to the main board, the coil group is wound around the winding portion, and the coil group is electrically connected to the main board.

2. The charging stand for an electric toothbrush according to claim 1, characterized in that: At least one winding groove is arranged on the winding part of the coil support, and one coil group is arranged in each winding groove.

3. The charging stand for an electric toothbrush according to claim 2, characterized in that: The recessed portion of the housing is located within the coil assembly.

4. The charging stand for an electric toothbrush according to claim 1, characterized in that: The connecting portion of the coil support includes at least one limiting column for positioning with the main board, and the main board is provided with a positioning hole matched with the limiting column.

5. The charging stand for an electric toothbrush according to claim 1, characterized in that: The connecting portion of the coil support includes at least one buckle for connecting to the main board, and the main board is provided with a buckle hole matched with the buckle.

6. The charging stand for an electric toothbrush according to claim 1, characterized in that: The mainboard is fixed to the housing by screws.

7. The charging stand for an electric toothbrush according to claim 1, characterized in that: It also includes a wiring seat, which includes an insulating fixing block and a plurality of conductive terminals arranged on the insulating fixing block, one end of the conductive terminal is electrically connected to the main board, and the other end is electrically connected to the coil group.

8. The charging stand for an electric toothbrush according to claim 7, characterized in that: The conductive terminal is conductively welded on the main board, and the fixing block is connected to the coil support.

9. The charging stand for an electric toothbrush according to claim 1, characterized in that: The coil support is also provided with a plurality of branching posts, and the branching posts are used to separate the lead ends of the coil group from each other.

10. A charging device for an electric toothbrush, characterized in that: It comprises a charging stand as described in any one of claims 1 to 9 and a cup, wherein the cup is used to place an electric toothbrush, the cup is placed on the charging stand, and the cup cooperates with the convex shell part and the concave part.

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