CN218792586U

CN218792586U - Novel toothbrush head structure

Info

Publication number: CN218792586U
Application number: CN202222484751.8U
Authority: CN
Inventors: 李冬保; 郭瑞杰
Original assignee: Shenzhen Risun Technology Co Ltd
Current assignee: Shenzhen Risun Technology Co Ltd
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2023-04-07
Anticipated expiration: 2032-09-19

Abstract

The utility model relates to a toothbrush head technical field discloses a novel toothbrush head structure, include: drive shaft, first decoration shell, second are decorated shell and toothbrush handle, first decoration shell is fixed to be inlayed and is located in the toothbrush handle, the second decorate the shell with first decoration shell joint, first decoration be equipped with in the shell be used for with the holding tank that the drive shaft was pegged graft, the second decorate the shell with the drive shaft joint is fixed, the second decorate be equipped with on the shell with the butt portion of drive shaft butt. Decorate shell and first decoration shell joint through the second, be equipped with in the first decoration shell and be used for the holding tank of pegging graft with the drive shaft, the second is decorated the shell and is fixed with the drive shaft joint, supports tightly the drive shaft through butt portion, and then provides a novel toothbrush head structure, has promoted the stability that drive shaft and toothbrush head are connected, makes the drive shaft obtain stable plug power.

Description

Novel toothbrush head structure

Technical Field

The utility model relates to a toothbrush head technical field especially relates to a novel toothbrush head structure.

Background

Along with the improvement of living standard of people, the attention degree on the cavity health is higher and higher. The electric toothbrush has the advantages of strong cleaning capability, convenience, practicability, reduction of tooth or gum damage and the like, and is increasingly popular.

In the prior art, an electric toothbrush comprises a handle and a replaceable toothbrush head, wherein a drive shaft for driving the toothbrush head to swing is embedded in the handle. The brushhead needs to be frequently detached from the drive shaft for cleaning or other purposes. However, the coupling structure of the drive shaft and the brush head is limited, resulting in a decrease in torque transmission and axial retention capability of the drive shaft, which affects normal use of the power toothbrush.

Therefore, how to provide a novel toothbrush head structure to improve the stability of the connection between the driving shaft and the toothbrush head becomes a technical problem to be solved urgently.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in how to provide a novel toothbrush head structure to promote the stability that drive shaft and toothbrush head are connected.

Therefore, according to the first aspect, the embodiment of the utility model discloses a novel toothbrush head structure, include: drive shaft, first decoration shell, second are decorated shell and toothbrush handle, first decoration shell is fixed to be inlayed and is located in the toothbrush handle, the second decorate the shell with first decoration shell joint, first decoration be equipped with in the shell be used for with the holding tank that the drive shaft was pegged graft, the second decorate the shell with the drive shaft joint is fixed, the second decorate be equipped with on the shell with the butt portion of drive shaft butt.

The utility model discloses further set up to, be equipped with the pothook on the second decorative shell, be equipped with in the drive shaft with pothook joint complex hook groove.

The utility model discloses further set up to, install the constant head tank on the second decoration shell, first decoration shell be equipped with constant head tank grafting complex locating piece.

The utility model discloses further set up to, the constant head tank with the locating piece all is T shape setting.

The utility model discloses further set up to, be equipped with the locating hole on the second decoration shell, first decoration shell be equipped with locating hole location complex's location bump.

The utility model discloses further set up to, the butt face of butt portion is the cambered surface.

The utility model discloses further set up to, be equipped with first fixture block on the second decoration shell, first decoration shell be equipped with the first draw-in groove of first fixture block joint complex.

The utility model discloses further set up to, be equipped with the second fixture block on the second decoration shell, first decoration shell be equipped with second fixture block joint complex second draw-in groove.

The utility model discloses further set up to, first decorate the shell with toothbrush handle ultrasonic welding is fixed.

The utility model discloses further set up as, the one end of toothbrush handle is equipped with a plurality of mounting holes that are used for being convenient for install the brush hair.

The utility model discloses following beneficial effect has: decorate shell and first decoration shell joint through the second, be equipped with in the first decoration shell and be used for the holding tank of pegging graft with the drive shaft, the second is decorated the shell and is fixed with the drive shaft joint, supports tightly the drive shaft through butt portion, and then provides a novel toothbrush head structure, has promoted the stability that drive shaft and toothbrush head are connected, makes the drive shaft obtain stable plug power.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a perspective view of a novel toothbrush head structure disclosed in this embodiment;

FIG. 2 is a schematic view of a half-section structure of a novel toothbrush head structure disclosed in this embodiment;

FIG. 3 is an exploded view of a novel toothbrush head structure disclosed in this embodiment;

FIG. 4 is a schematic structural view of a second decorative shell in the novel toothbrush head structure disclosed in this embodiment;

figure 5 is a schematic view of the construction of the toothbrush handle of the new toothbrush head construction disclosed in this embodiment.

Reference numerals: 1. a drive shaft; 11. a hook groove; 2. a first decorative shell; 21. accommodating a tank; 22. positioning blocks; 23. positioning the salient points; 24. a first card slot; 25. a second card slot; 3. a second decorative shell; 31. a hook; 32. positioning a groove; 33. positioning holes; 34. a first clamping block; 35. a second fixture block; 36. an abutting portion; 4. a toothbrush handle; 41. and (7) installing holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of 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 "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

The embodiment of the utility model discloses novel toothbrush head structure, as shown in figures 1-5, include: drive shaft 1, first decoration shell 2, second decoration shell 3 and toothbrush handle 4, first decoration shell 2 is fixed to be inlayed and is located in toothbrush handle 4, and shell 3 and first 2 joints of decorating are decorated to the second, are equipped with in the first decoration shell 2 and are used for the holding tank 21 of pegging graft with drive shaft 1, and shell 3 is decorated to the second and is fixed with drive shaft 1 joint, and the second is decorated and is equipped with butt portion 36 with drive shaft 1 butt on the shell 3. In a specific implementation process, the second decorative shell 3 and the first decorative shell 2 may also be of an integrally formed structure.

It should explain, decorate shell 3 and first 2 joints of decorating shell through the second, first decoration is equipped with in the shell 2 and is used for the holding tank 21 of pegging graft with drive shaft 1, and the second is decorated shell 3 and is fixed with drive shaft 1 joint, supports tightly drive shaft 1 through butt portion 36, and then provides a novel toothbrush head structure, has promoted drive shaft 1 and toothbrush head connection's stability, makes drive shaft 1 obtain stable plug power.

As shown in fig. 2 and 3, the second decorative shell 3 is provided with a hook 31, and the driving shaft 1 is provided with a hook groove 11 engaged with the hook 31. It should be noted that, the driving shaft 1 is fixedly installed in the first decorative shell 2 by the snap-fit of the hook 31 and the hook slot 11.

As shown in fig. 2 and 3, the second decorative shell 3 is provided with a positioning groove 32, and the first decorative shell 2 is provided with a positioning block 22 inserted into the positioning groove 32.

As shown in fig. 2 and 3, the positioning slot 32 and the positioning block 22 are both T-shaped.

As shown in fig. 2-4, the second decorative shell 3 is provided with a positioning hole 33, and the first decorative shell 2 is provided with a positioning bump 23 which is matched with the positioning hole 33. It should be noted that the positioning hole 33 is matched with the positioning bump 23 to fix the second decorative shell 3 and the first decorative shell 2.

As shown in fig. 2 to 4, the abutment surface of the abutment portion 36 is a curved surface. Since the abutting surface of the abutting portion 36 is a curved surface, the abutting portion 36 can be easily abutted against the drive shaft 1, and the drive shaft 1 can obtain a stable insertion and extraction force.

As shown in fig. 2-4, the second decorative shell 3 is provided with a first latch 34, and the first decorative shell 2 is provided with a first engaging groove 24 engaged with the first latch 34. In a specific implementation process, the number of the first fixture block 34 and the number of the first fixture groove 24 are set to two.

As shown in fig. 2-4, the second decorative shell 3 is provided with a second latch 35, and the first decorative shell 2 is provided with a second latch 25 engaged with the second latch 35. In a specific implementation process, the number of the second latch 35 and the number of the second latch slot 25 are both set to two.

As shown in fig. 2, the first decorative case 2 is fixed to the toothbrush handle 4 by ultrasonic welding.

As shown in fig. 1 and 5, one end of the toothbrush handle 4 is provided with a plurality of mounting holes 41 for facilitating the installation of bristles. The mounting holes 41 are used for mounting, so that the bristles can be conveniently embedded and mounted.

In the specific implementation process, the second decorative shell 3 is installed in the first decorative shell 2, the positioning groove 32 is in inserting fit with the positioning block 22, the first clamping block 34 is in clamping fit with the first clamping groove 24, the second clamping block 35 is in clamping fit with the second clamping groove 25, and then the positioning hole 33 is in positioning fit with the positioning salient point 23, so that the second decorative shell 3 is fixedly installed on the first decorative shell 2, and the first decorative shell 2 is fixedly connected with the second decorative shell 3.

The working principle is as follows: decorate shell 3 and first 2 joints of decorating the shell through the second, be equipped with in the first casing of decorating 2 and be used for holding tank 21 with the grafting of drive shaft 1, the second is decorated shell 3 and is fixed with 1 joint of drive shaft, supports tightly drive shaft 1 through butt portion 36, and then provides a novel toothbrush head structure, has promoted the stability that drive shaft 1 and toothbrush head are connected, makes drive shaft 1 obtain stable plug power.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. A novel toothbrush head structure, which is characterized by comprising: drive shaft (1), first decoration shell (2), second decorate shell (3) and toothbrush handle (4), first decoration shell (2) are fixed to be inlayed and are located in toothbrush handle (4), second decoration shell (3) with first decoration shell (2) joint, first be equipped with in decoration shell (2) be used for with holding tank (21) that drive shaft (1) was pegged graft, second decorate shell (3) with drive shaft (1) joint is fixed, second decorate be equipped with on shell (3) with butt portion (36) of drive shaft (1) butt.

2. The novel toothbrush head structure according to claim 1, characterized in that the second decorative shell (3) is provided with a hook (31), and the driving shaft (1) is provided with a hook groove (11) engaged with the hook (31).

3. The novel toothbrush head structure as claimed in claim 1, wherein a positioning groove (32) is installed on the second decorative shell (3), and a positioning block (22) which is inserted and matched with the positioning groove (32) is arranged on the first decorative shell (2).

4. The novel toothbrush head structure according to claim 3, characterized in that the positioning groove (32) and the positioning block (22) are both T-shaped.

5. The novel toothbrush head structure as claimed in claim 1, wherein the second decorative shell (3) is provided with a positioning hole (33), and the first decorative shell (2) is provided with a positioning convex point (23) which is matched with the positioning hole (33).

6. The novel toothbrush head structure according to claim 1, characterized in that the abutment surface of the abutment portion (36) is a curved surface.

7. The novel toothbrush head structure according to any one of claims 1 to 6, characterized in that the second decorative shell (3) is provided with a first block (34), and the first decorative shell (2) is provided with a first block groove (24) engaged with the first block (34).

8. The novel toothbrush head structure according to claim 7, characterized in that a second block (35) is provided on the second decorative shell (3), and a second slot (25) engaged with the second block (35) is provided on the first decorative shell (2).

9. The new toothbrush head structure according to claim 1, characterized in that the first decorative shell (2) is fixed with the toothbrush handle (4) by ultrasonic welding.

10. A novel toothbrush head structure according to claim 1 or 9, characterized in that one end of the toothbrush handle (4) is provided with a plurality of mounting holes (41) for facilitating the mounting of bristles.