CN211834828U - Electric toothbrush's back cover - Google Patents

Abstract

The utility model discloses an electric toothbrush's back cover, electric toothbrush includes handle and brush head, the handle include handle shell and set up with the inside core of handle shell, handle shell's bottom is provided with the back cover, the back cover includes base and closing cap, be connected with the socket that charges on the base, the closing cap is used for the lid to close the socket that charges, it detains to be provided with locking on the border of closing cap, be provided with corresponding catching groove on the base with locking detains looks adaptation. The electric toothbrush back cover has good waterproof performance.

Description

Electric toothbrush's back cover

Technical Field

The utility model relates to an electric toothbrush technical field, concretely relates to waterproof technical field of electronic brushing teeth.

Background

The electric toothbrush in the prior art is internally provided with a rechargeable battery, and the rechargeable battery needs to be provided with a charging interface to be connected with an external power supply so as to charge the rechargeable battery of the electric toothbrush. The charging interface of the electric toothbrush is usually arranged at the bottom of the electric toothbrush, so that a through hole needs to be formed in the bottom of the handle of the electric toothbrush so as to leak the charging interface. The charging interface position is often a key area of a waterproof design.

The interface position that charges of prior art bottom the electric toothbrush handle can set up a closing cap usually and seal the interface that charges, when not charging, covers the closing cap tightly in order to prevent that the electric toothbrush handle from intaking, opens the closing cap and spills the interface that charges and can realize charging for the battery when need charge.

Although the waterproof sealing cover is arranged at the bottom of the handle of the electric toothbrush, the technical problem of water seepage can still occur in a gap at the connecting position of the sealing cover and the bottom of the electric toothbrush.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an electric toothbrush's waterproof back cover, its aim at solve the technical problem that electric toothbrush bottom charges the position infiltration.

Specifically, the utility model provides a following specific embodiment:

the utility model provides an electric toothbrush's back cover, electric toothbrush includes handle and brush head, the handle include handle shell and set up with the inside core of handle shell, handle shell's bottom is provided with the back cover, the back cover includes base and closing cap, be connected with the socket that charges on the base, the closing cap is used for the lid to close the socket that charges, be provided with the locking on the border of closing cap and detain, be provided with corresponding catching groove on the base with locking detains looks adaptation.

Further, a first waterproof piece is arranged at the position where the base is connected with the handle.

Further, a second waterproof piece is arranged at the position where the sealing cover is connected with the base.

Further, the first waterproof piece comprises a first waterproof groove and a first waterproof ring, wherein the first waterproof groove is arranged on the base and used for installing a waterproof ring, and the first waterproof ring is arranged in the first waterproof groove.

Further, the second waterproof piece comprises a second waterproof groove arranged on the cover and used for installing a waterproof ring, and the second waterproof ring is arranged in the second waterproof groove.

Further, the socket that charges includes the interface and the PCB control panel that charge.

Further, the charging interface is a type-c interface.

Further, the charging socket is fixed on the base through screws.

Furthermore, the sealing cover is provided with a nail notch which is convenient to be scratched open.

Compared with the prior art, the utility model discloses an electric toothbrush has following advantage:

1. the utility model discloses an electric toothbrush's back cover, electric toothbrush includes handle and brush head, the handle include handle shell and set up with the inside core of handle shell, handle shell's bottom is provided with back cover, its characterized in that: the back cover comprises a base and a sealing cover, a charging socket is connected to the base, the sealing cover is used for covering the charging socket, a locking buckle is arranged on the edge of the sealing cover, and a corresponding buckling groove is formed in the base and matched with the locking buckle.

The back cover comprises a base and a sealing cover, wherein a locking buckle is arranged on the base sealing cover, and a buckling groove matched with the sealing cover in a mutually matched mode is arranged on the base. When the electric toothbrush is normally used, the sealing cover is covered on the base, and the locking buckle on the sealing cover is clamped in the buckling groove, so that the sealing cover can be prevented from being separated from the base due to the air pressure difference between the front side and the back side of the sealing cover, and the sealing cover has the function of tight covering; meanwhile, in the process of covering the sealing cover on the base, due to the matching arrangement of the locking buckle and the buckling groove, whether the sealing cover is covered in place can be obviously sensed, so that the risk that the sealing cover is not covered to a set position is prevented; more preferably the base with the position that the closing cap is connected still is provided with the convenience and scratches open the nail of closing cap lacks, and it will to do benefit to the user through the nail when needs charge through being provided with that this nail lacks the closing cap is scratched open.

2. The base with the position that the handle is connected is provided with first waterproof, the closing cap with the position that the base is connected is provided with the second waterproof, makes through setting up dual waterproof the waterproof grade of handle is higher.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

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

FIG. 1 is a schematic view of an electric toothbrush according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of the back cover in the embodiment of the present invention;

FIG. 3 is an exploded view of FIG. 2;

fig. 4 is a schematic structural diagram of a sealing cover in an embodiment of the present invention.

Icon:

1-a handle; 2-a brush head;

11-a handle housing;

12-bottom sealing; 121-a base; 1211-catching groove; 122-a cover; 1221-locking fastener; 1222 a nail missing; 123-a charging socket; a 1231-type-c interface; 1232-PCB control panel; 124-a first waterproof; 1241-a first watertight slot; 1242-a first waterproof ring; 125-a second waterproof; 126-screw.

Detailed Description

Various embodiments of the present disclosure will be described more fully hereinafter. The present disclosure is capable of various embodiments and of modifications and variations therein. However, it should be understood that: there is no intention to limit the various embodiments of the disclosure to the specific embodiments disclosed herein, but rather, the disclosure is to cover all modifications, equivalents, and/or alternatives falling within the spirit and scope of the various embodiments of the disclosure.

Hereinafter, the term "includes" or "may include" used in various embodiments of the present disclosure indicates the presence of the disclosed functions, operations, or elements, and does not limit the addition of one or more functions, operations, or elements. Furthermore, as used in various embodiments of the present disclosure, the terms "comprising," "having," and their derivatives, are intended to be only representative of the particular features, integers, steps, operations, elements, components, or combinations of the foregoing, and should not be construed as first excluding the existence of, or adding to one or more other features, integers, steps, operations, elements, components, or combinations of the foregoing.

Expressions (such as "first", "second", and the like) used in various embodiments of the present disclosure may modify various constituent elements in the various embodiments, but may not limit the respective constituent elements. For example, the above description does not limit the order and/or importance of the elements described. The foregoing description is for the purpose of distinguishing one element from another. For example, the first user device and the second user device indicate different user devices, although both are user devices. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of various embodiments of the present disclosure.

It should be noted that: if it is described that one constituent element is "connected" to another constituent element, the first constituent element may be directly connected to the second constituent element, and a third constituent element may be "connected" between the first constituent element and the second constituent element. In contrast, when one constituent element is "directly connected" to another constituent element, it is understood that there is no third constituent element between the first constituent element and the second constituent element.

The terminology used in the various embodiments of the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the various embodiments of the present disclosure. As used herein, the singular forms are intended to include the plural forms as well, unless the context clearly indicates otherwise. Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the various embodiments of the present disclosure belong. The terms (such as those defined in commonly used dictionaries) should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

Examples

As shown in fig. 1-4, the present embodiment provides a back cover for a power toothbrush. The electric toothbrush comprises a handle 1 and a brush head 2, wherein the handle 1 comprises a handle shell 11, a movement arranged in a cavity of the handle shell 11, and a back cover 12 arranged at the bottom of the handle shell 11, and the back cover 12 comprises a base 121 and a sealing cover 122.

The base 121 is further provided with a charging socket 123 for charging a battery in the movement, the charging socket 123 includes a charging interface, the charging interface can be a type-c interface 1231, and can also be a commonly-used charging interface, preferably, the type-c interface 1231, and the base 121 is further provided with a PCB control board 1232 adapted to the charging interface.

As shown in fig. 2, 3 and 4, the type-c interface 1231 and the PCB control board 1232 are fixedly connected to the base 121, and may be engaged with each other by providing a slot on the base 121, or may be fixed to the base 121 by fixing the charging interface and the PCB control board 1232 with a screw 126 as shown in fig. 3.

The edge of the cover 122 is provided with a locking buckle 1221, and a buckle groove 1211 adapted to the locking buckle 1221 is disposed at a corresponding position of the base 121. When the cover 122 is fastened to the base 121, the locking fastener 1221 and the fastening groove 1211 are connected in a mating manner to effectively prevent the cover 122 from falling off from the base 121. Meanwhile, the process of pressing the cover 122 into the retaining groove 1211 during the fastening of the cover 122 to the base 121 is obviously sensed by the operator, so that the operator can clearly judge whether the cover 122 is fastened in place on the base 121.

As shown in fig. 2 and 3, a first waterproof member 124 is disposed at a position where the base 121 is connected to the handle housing 11, and the first waterproof member 124 includes a first waterproof groove 1241 opened on the base 121 and a first waterproof ring 1242 disposed in the first waterproof groove 1241; a second waterproof member 125 is disposed at a position where the cover 122 contacts the base 121, and the second waterproof member 125 includes a second waterproof groove disposed on the cover and a second waterproof ring disposed in the second waterproof groove.

Through two waterproof piece carries out dual waterproof, great improvement the waterproof grade of electric toothbrush bottom, and water-proof effects is better.

As shown in fig. 1 to 4, a nail notch 1222 for facilitating the removal of the cover 122 by a nail is disposed at a position where the cover 122 is connected to the base 121, and the nail notch 1222 can further facilitate the removal of the cover 122 from the base 121.

The utility model discloses an electric toothbrush's drive connecting piece and handle shell junction's connection knot position is in including setting up waterproof protruding and the setting on drive connecting piece on the handle shell with the waterproof catching groove of waterproof protruding adaptation. The waterproof bulge is clamped into the waterproof buckling groove, so that the head of the electric toothbrush handle can be prevented from being waterproofed.

The waterproof bulge is raised upwards slightly preferentially to prevent water from permeating into the handle shell along the gap when the water brushes teeth.

A driving connecting piece is additionally arranged to prevent the head of the electric toothbrush handle from being water, so that a traditional waterproof structure is arranged in the head of the electric toothbrush handle. The waterproof piece is arranged at the head part of the inner cavity of the handle of the electric toothbrush, or the gap is reserved at the head part, so that the waterproof effect is poor; and the waterproof part can occupy the space position of the inner cavity of the handle of the electric toothbrush, so that the design of the mechanism is not facilitated, and the design cost is increased

Although terms indicating structures are used more often above, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (9)

1. The utility model provides an electric toothbrush's back cover, electric toothbrush includes handle and brush head, the handle include the handle shell and set up in the inside core of handle shell, the bottom of handle shell is provided with back cover, its characterized in that: the back cover comprises a base and a sealing cover, a charging socket is connected to the base, the sealing cover is used for covering the charging socket, a locking buckle is arranged on the edge of the sealing cover, and a corresponding buckling groove is formed in the base and matched with the locking buckle.

2. The back cover for an electric toothbrush of claim 1, wherein: the base with the position that the handle is connected is provided with first waterproof spare.

3. The back cover for an electric toothbrush of claim 1, wherein: and a second waterproof piece is arranged at the position where the sealing cover is connected with the base.

4. The back cover for an electric toothbrush of claim 2, wherein: the first waterproof piece comprises a first waterproof groove and a first waterproof ring, wherein the first waterproof groove is arranged on the base and is used for installing the waterproof ring, and the first waterproof ring is arranged in the first waterproof groove.

5. The back cover for an electric toothbrush of claim 3, wherein: the second waterproof piece comprises a second waterproof groove arranged on the cover and used for installing a waterproof ring and a second waterproof ring arranged in the second waterproof groove.

6. The back cover for an electric toothbrush according to any one of claims 4 or 5, wherein: the charging socket comprises a charging interface and a PCB control panel.

7. The back cover for an electric toothbrush of claim 6, wherein: the charging interface is a type-c interface.

8. The back cover for an electric toothbrush of claim 1, wherein: the charging socket is fixed on the base through screws.

9. The back cover for an electric toothbrush of claim 1, wherein: the sealing cover is provided with a nail notch which is convenient to be scratched open.

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