CN213697293U - Base mounting structure of electric toothbrush - Google Patents

Abstract

The utility model relates to an electric toothbrush's technical field provides an electric toothbrush's base mounting structure, including core support, base and handle, set up at least one first joint groove and at least one second joint along the even interval of base circumference, the position that core support tip corresponds to first joint groove and second joint sets up first joint respectively and third joint, and first joint groove is connected with first joint, and second joint cooperates and common lock joint in the second joint inslot on the handle inner wall with the third joint. The above technical scheme of the utility model the combination through buckle spare forms modular assembly with base, core support and handle three interconnect, and structural design is simple, has strengthened product overall structure's fastness and security to prevent slow-witted design, make the installation of base simple swift, improved the installation effectiveness, reduced the cost of labor.

Description

Base mounting structure of electric toothbrush

Technical Field

The utility model relates to an electric toothbrush's technical field, more specifically say so, relate to an electric toothbrush's base mounting structure.

Background

With the development of science and technology and the increasing emphasis of people on oral health, the dental health industry becomes a popular industry closely related to our daily lives, wherein electric toothbrushes are widely used in the actual lives of people. The electric toothbrush bottom cover on the existing market is usually fixedly connected with the handle through a buckle mode, the existing buckle connection mode is usually used for connecting the base with the machine core bracket, and in the using process, the problem that the bottom cover is not fixed firmly and falls off easily occurs along with the vibration of the electric toothbrush or the falling of the toothbrush.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric toothbrush's base mounting structure aims at solving among the prior art technical problem that the electric toothbrush base drops easily.

In order to solve the technical problem, the utility model provides an electric toothbrush's base mounting structure, including core support, base and handle, the handle cover is located core support with the outside of base, its characterized in that follows base circumference interval sets up at least one first joint groove and at least one second joint head, core support tip corresponding to first joint groove with the position of second joint head sets up first joint head and third joint head respectively, first joint groove with first joint head is connected, the second joint head with third joint head cooperation and common lock joint in second joint inslot on the handle inner wall.

Further, the tip setting of core support is used for first joint groove with the guide way that first joint head is connected, be on a parallel with in the guide way sets up the direction bead, the height that highly is less than of direction bead the height of guide way lateral wall, the direction bead is kept away from the tip setting of first joint head is used for the inclined plane of direction.

Further, the third clamping head is fixed at the end part of the movement bracket through an elastic arc-shaped part, and the arc surface of the elastic arc-shaped part is abutted to the inner wall of the handle.

Furthermore, a first reinforcing rib is arranged on the elastic arc-shaped part.

Further, the terminal surface of second joint with the terminal surface of third joint matches each other, constitutes a cuboid protruding structure for the lock joint is in second joint inslot on the handle inner wall.

Furthermore, a second reinforcing rib is arranged on a connecting part of the base and the second clamping joint.

The utility model provides an electric toothbrush's base mounting structure's beneficial effect lies in: compared with the prior art, the utility model discloses an electric toothbrush's base mounting structure includes the core support, base and handle, and the outside of core support and base is located to the handle cover, sets up at least one first joint groove and at least one second joint along base circumference interval, and the position that the core support tip corresponds to first joint groove and second joint sets up first joint respectively and third joint, and first joint groove is connected with first joint, and the second joint is connected with the third joint cooperation and is buckled in the second joint inslot on the handle inner wall jointly. Above-mentioned scheme passes through the combination of buckle spare with base, core support and handle three interconnect, forms the modular assembly, has strengthened the fastness of pedestal mounting.

Drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the drawings that are needed in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, and in which:

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

FIG. 2 is a schematic view of the configuration of the base of the electric toothbrush of FIG. 1;

fig. 3 is a partial schematic view of a cartridge holder coupled to the base of fig. 2;

fig. 4 is a partially enlarged schematic view of the joint of the base, the movement holder and the handle shown in fig. 1, 2 and 3.

Description of reference numerals:

1. a movement bracket; 11. a first card connector; 12. a third bayonet joint; 13. a guide groove; 14. a guide rib; 141. a bevel; 15. an elastic arc-shaped portion; 2. a base; 21. a first clamping groove; 22. a second card connector; 3. a handle; 31. a second clamping groove.

Detailed Description

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

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "communicating" are to be construed broadly, e.g., as meaning mechanically or electrically connected; the connection may be direct, indirect or internal, or may be a connection between two elements or an interaction relationship between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Preferred embodiments of the present invention are described below with reference to the accompanying drawings:

as shown in fig. 1 to 4, in this embodiment, the base mounting structure of the electric toothbrush includes a core support 1, a base 2, and a handle 3, and the handle is sleeved outside the core support and the base. Set up at least one first joint groove 21 and at least one second joint 22 along 2 circumference intervals of base, 1 tip of core support sets up first joint 11 and third joint 12 respectively corresponding to first joint groove 21 and the position of second joint 22, and first joint groove 21 is connected with first joint 11, and second joint 22 cooperates and detains in at least one second joint groove 31 on the 3 inner walls of handle jointly with third joint 12.

Preferably, on the side of the base 2 facing the movement, the first clamping grooves 21 and the second clamping heads 22 are uniformly arranged at intervals, the number of the first clamping grooves 21 may be two, and the number of the second clamping heads 22 is also two, that is, the two first clamping grooves 21 and the two second clamping heads 22 are uniformly arranged at 90-degree intervals along the circumferential direction of the base 2. The end portion of the movement support 1 close to the base 2 is provided with two first clamping connectors 11 which are respectively matched and connected with two first clamping grooves 21, two third clamping connectors 12 which are respectively matched with two second clamping connectors 22 are arranged, and the two third clamping connectors are respectively buckled in two second clamping grooves 31 formed in the inner wall of the handle 3 after being matched to form mutual connection among the base 2, the movement support 1 and the handle 3. The connection mode forms a modular installation structure, and the installation firmness of the base 2 is enhanced.

Preferably, as shown in fig. 3, in this embodiment, the end of the movement bracket 1 is provided with a guide groove 13, the first card connector 11 is provided in the guide groove 13, the guide groove 13 is in a long strip shape, the first card groove 21 can be attached to the inner wall of the guide groove 13 and can smoothly slide in the guide groove 13, the guide groove 13 is provided to play a role in guiding and preventing fool, and the guide groove 13 can realize quick connection between the first card groove 21 and the first card connector 11. A guide rib 14 is arranged in the guide groove 13 and parallel to the guide groove 13, the height of the guide rib 14 is lower than that of the side wall of the guide groove 13, and the sum of the height of the guide rib 14 and the height of the first clamping groove 21 is consistent with that of the side wall of the guide groove 13. Preferably, one end of the guide protruding rib 14 vertically abuts the first bayonet fitting 11, and the other end of the guide protruding rib 14 away from the first bayonet fitting 11 is provided with a slope 141 for guiding. When the base 2 is installed, the first clamping groove 21 slides upwards and forwards along the inclined plane 141 on the guide convex rib 14 in the guide groove 13, the installation can be completed until the first clamping groove 21 buckles the first clamping connector 11, the clamping position does not need to be found by probing for many times, the clamping installation position can be found quickly and accurately by means of the guide groove 13, the installation time is saved, and the installation error rate is reduced.

As shown in fig. 3, in this embodiment, the third clamping head 12 is fixed at the end of the core support 1 through the elastic arc-shaped portion 15, after the base 2 and the handle 3 of the electric toothbrush are mounted, the arc surface of the elastic arc-shaped portion 15 just can abut against the inner wall of the handle 3, and an elastic support is formed between the handle 3 and the core support 1 and the base 2, when the electric toothbrush vibrates or falls, the elastic support of the elastic arc-shaped portion 15 plays a role in buffering external force, so that the core structure inside the toothbrush and the connection relationship of the components cannot be damaged or cause the components to fall off due to strong vibration.

Preferably, as shown in fig. 3, in order to reinforce the strength of the elastic arc-shaped portion 15 and limit the deformation range thereof, first reinforcing ribs are provided on the arc-shaped opposite surfaces of the elastic arc-shaped portion 15.

Preferably, the third card connector 12 and the elastic arc-shaped portion 15 and the movement frame 1 may be integrally formed.

As shown in fig. 4, the end face of the second card connector 22 matches with the end face of the third card connector 12 to form a rectangular convex structure, and the rectangular convex structure can just be buckled in the second card slot 31 on the inner wall of the handle 3 to form the mutual connection among the base 2, the movement bracket 1 and the handle 3.

Preferably, in order to reinforce the strength of the connection portion of the base 2 and the second snap joint 22, a second reinforcing rib is provided on the connection portion on the base 2.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (6)

1. The utility model provides an electric toothbrush's base mounting structure, includes core support, base and handle, the handle cover is located the core support with the outside of base, its characterized in that follows base circumference interval sets up at least one first joint groove and at least one second joint head, core support tip corresponding to first joint groove with the position of second joint head sets up first joint head and third joint head respectively, first joint groove with first joint head is connected, the second joint head with third joint head cooperation and common lock joint in second joint inslot on the handle inner wall.

2. The base mounting structure of an electric toothbrush according to claim 1, wherein the end of the core holder is provided with a guide groove for connecting the first engaging groove and the first engaging head, a guide rib is provided in the guide groove in parallel with the guide groove, the height of the guide rib is lower than the height of the side wall of the guide groove, and an inclined surface for guiding is provided at the end of the guide rib away from the first engaging head.

3. The base mounting structure of an electric toothbrush according to claim 2, wherein the third card connector is fixed to an end of the movement holder by an elastic arc portion, an arc surface of which abuts against an inner wall of the handle.

4. The base mounting structure of the electric toothbrush according to claim 3, wherein the elastic arc-shaped portion is provided with a first reinforcing rib.

5. The base mounting structure of an electric toothbrush according to claim 4, wherein the end surface of the second engaging head and the end surface of the third engaging head are matched to form a rectangular protrusion for engaging with the second engaging groove on the inner wall of the handle.

6. The base mounting structure of an electric toothbrush according to any one of claims 1 to 5, wherein a second reinforcing rib is provided on a connecting portion of the base to the second card joint.

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