CN212938595U - Tooth brush - Google Patents
Tooth brush Download PDFInfo
- Publication number
- CN212938595U CN212938595U CN202021221703.4U CN202021221703U CN212938595U CN 212938595 U CN212938595 U CN 212938595U CN 202021221703 U CN202021221703 U CN 202021221703U CN 212938595 U CN212938595 U CN 212938595U
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- CN
- China
- Prior art keywords
- cavity
- connecting shaft
- toothbrush
- elastic
- clamping piece
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000000694 effects Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 abstract description 2
- 210000003128 head Anatomy 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000214 mouth Anatomy 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B7/00—Bristle carriers arranged in the brush body
- A46B7/04—Bristle carriers arranged in the brush body interchangeably removable bristle carriers
Landscapes
- Brushes (AREA)
Abstract
The utility model belongs to the technical field of oral cleaning tools, in particular to a toothbrush, which comprises a brush handle and a brush head, wherein the brush handle comprises a grab handle and a connecting shaft connected with one end of the grab handle, a connecting cavity is arranged on the brush head, and the connecting shaft is used for being inserted into the connecting cavity and enabling the brush head to be clamped with the connecting shaft; the brush head is provided with an elastic clamping piece arranged on the cavity wall of the connecting cavity, and the elastic clamping piece can be clamped and matched with the clamping groove; or a clamping groove is formed in the wall of the connecting cavity, the connecting shaft is provided with an elastic clamping piece, and the elastic clamping piece can be clamped and matched with the clamping groove. When connecting brush head and brush holder, insert the connecting axle and connect the intracavity, at the male in-process, accomplish the connection of brush head and brush holder in the draw-in groove promptly as elasticity fastener card income, through the cooperation between elasticity fastener and the draw-in groove, can prevent to take place relative not hard up when using between brush head and the brush holder, its connection structure is simple, and connection effect is good.
Description
Technical Field
The utility model belongs to the technical field of oral cavity cleaning appliance, especially, relate to a toothbrush.
Background
The toothbrush is a necessity in daily life, the toothbrush is long in service time, bacteria are easy to accumulate on the bristles, oral health is not facilitated, and the toothbrush needs to be replaced every three months for healthy use. In response to this situation, toothbrushes with replaceable brush heads are known in the art. However, when the brush head and the brush handle are matched, or the brush head is loosened after long-time use, the brush head is easy to fall off; or the connection between the brush head and the brush handle can not ensure that the brush head and the brush handle have good alignment after the brush head is replaced, thereby influencing the use effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a toothbrush, which aims to solve the technical problem that the connection effect between the brush head and the brush handle of the toothbrush in the prior art is not good.
In order to achieve the above object, the utility model adopts the following technical scheme: a toothbrush comprises a toothbrush handle and a toothbrush head, wherein the toothbrush handle comprises a grab handle and a connecting shaft connected to one end of the grab handle, a connecting cavity is formed in the toothbrush head, and the connecting shaft is inserted into the connecting cavity and enables the toothbrush head to be clamped with the connecting shaft;
the brush head is provided with an elastic clamping piece arranged on the cavity wall of the connecting cavity, and the elastic clamping piece can be clamped and matched with the clamping groove;
or, a clamping groove is formed in the cavity wall of the connecting cavity, the connecting shaft is provided with an elastic clamping piece, and the elastic clamping piece can be clamped and matched with the clamping groove.
Optionally, when the brush head is provided with the elastic clamping piece, the elastic clamping piece comprises an elastic connecting part and a clamping part, one end of the elastic connecting part is connected with the inner wall of the connecting cavity, the other end of the elastic connecting part is connected with the clamping part, and the clamping part and the inner wall of the connecting cavity are arranged at intervals;
when the connecting shaft is provided with the elastic clamping piece, the elastic clamping piece comprises an elastic connecting portion and a clamping portion, one end of the elastic connecting portion is connected with the connecting shaft, the other end of the elastic connecting portion is connected with the clamping portion, and the clamping portion is arranged at an interval with the connecting shaft.
Optionally, the clamping portion is in a barb shape, and the clamping groove is matched with the clamping portion.
Optionally, the connecting shaft is in a polygonal cylindrical shape, and a cavity wall of the connecting cavity is matched with the connecting shaft.
Optionally, the connecting shaft is cylindrical, a first limiting plane is arranged on the connecting shaft, a second limiting plane is arranged on the cavity wall of the connecting cavity, and the first limiting plane is used for being attached to the second limiting plane to limit rotation of the connecting shaft.
Optionally, the first limit plane is formed by cutting the end of the connecting shaft towards the direction of the handle.
Optionally, the central axis of the connecting shaft coincides with the central axis of the grip.
Optionally, a tapered connecting section is arranged on the grab handle, the connecting cavity is provided with a shaft-shaped cavity and a tapered cavity which are communicated with each other, the tapered connecting section is inserted into the tapered cavity, and the connecting shaft is inserted into the tapered cavity.
The embodiment of the utility model provides a toothbrush's beneficial effect: compared with the prior art, the utility model discloses a toothbrush, when connecting brush head and brush holder, insert the connecting axle and connect the intracavity, at the male in-process, accomplish the connection of brush head and brush holder promptly in the draw-in groove as elasticity fastener card income, through the cooperation between elasticity fastener and the draw-in groove, can prevent to take place relative not hard up between brush head and the brush holder when using, its connection structure is simple, and connection effect is good, convenient to use.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a schematic structural view of a toothbrush provided by an embodiment of the present invention;
FIG. 2 is a schematic view of an exploded structure of the toothbrush of FIG. 1;
FIG. 3 is a schematic cross-sectional view of the toothbrush of FIG. 1;
FIG. 4 is a schematic view of a portion of the enlarged structure at A in FIG. 3;
figure 5 is a schematic view of the construction of the head of figure 3;
wherein, in the figures, the respective reference numerals:
10-a brush handle;
11-a grip; 12-a connecting shaft; 111-a tapered connecting section; 121-card slot; 122 — a first limit plane;
20-a brush head;
21-connecting the cavity; 22-elastic fastener; 23-a second limiting plane; 211-a shaft-shaped cavity; 212-a tapered cavity; 221-elastic connection portion; 222-a clamping part.
Detailed Description
Reference will now be made in detail to 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 function throughout. The embodiments described below with reference to fig. 1-5 are exemplary and intended to be used to illustrate the invention, but should not be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular 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 description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1, 2 and 3, a toothbrush according to an embodiment of the present invention will now be described. The toothbrush comprises a toothbrush handle 10 and a toothbrush head 20, wherein the toothbrush handle 10 comprises a grab handle 11 and a connecting shaft 12 connected to one end of the grab handle 11, a connecting cavity 21 is arranged on the toothbrush head 20, and the connecting shaft 12 is used for being inserted into the connecting cavity 21 and enabling the toothbrush head 20 to be clamped with the connecting shaft 12.
Wherein, a clamping groove 121 is arranged on the connecting shaft 12, the brush head 20 is provided with an elastic clamping piece 22 arranged on the cavity wall of the connecting cavity 21, and the elastic clamping piece 22 can be matched with the clamping groove 121 in a clamping way.
Or a clamping groove is formed in the wall of the connecting cavity, the connecting shaft is provided with an elastic clamping piece, and the elastic clamping piece can be clamped and matched with the clamping groove.
The embodiment of the utility model provides a toothbrush, compared with the prior art, when will brush head 20 and brush holder 10 and connect, insert connecting axle 12 and connect in the chamber 21, at the male in-process, accomplish the connection of brush head 20 and brush holder 10 in draw-in groove 121 promptly as elasticity fastener 22 card income, through the cooperation between elasticity fastener 22 and the draw-in groove 121, can prevent to take place relative not hard up when using between brush head 20 and the brush holder 10, its connection structure is simple, excellent in connection effect, convenient to use.
In another embodiment of the present invention, as shown in fig. 3 and 5, when the brush head 20 has the elastic clip 22, the elastic clip 22 includes an elastic connection portion 221 and a clip portion 222, one end of the elastic connection portion 221 is connected to the inner wall of the connection cavity 21, the other end of the elastic connection portion 221 is connected to the clip portion 222, and the clip portion 222 is spaced from the inner wall of the connection cavity 21; when the connecting axle has the elasticity fastener, the elasticity fastener includes elasticity connecting portion and joint portion, and the one end and the connecting axle of elasticity connecting portion are connected, and the other end and the joint portion of elasticity connecting portion are connected, and joint portion and connecting axle interval set up. Specifically, the one end that elastic connection portion 221 and joint portion 222 are connected is when initial state, joint portion 222 sets up with the inner wall interval of being connected chamber 21, leave suitable elasticity space, after stretching into connecting chamber 21 with connecting axle 12, connecting axle 12 keeps the butt with joint portion 222, make joint portion 222 move one section distance towards the chamber wall of being connected chamber 21, thereby make elastic connection portion 221 have certain elasticity, until joint portion 222 slides into draw-in groove 121, fix connecting axle 12 in being connected chamber 21, realize that the connection of brush head 20 is fixed.
In another embodiment of the present invention, as shown in fig. 3, the clamping portion 222 is in the shape of a barb, and the clamping groove 121 is matched with the clamping portion 222. Specifically, by arranging the clamping portion 222 in the shape of a barb, when the connecting shaft 12 is inserted into the connecting cavity 21, the clamping portion 222 slides into the clamping groove 121, so that the connecting shaft 12 is stably fixed in the connecting cavity 21, and the connecting effect is good.
In another embodiment of the present invention, the connecting shaft 12 is a polygonal column, and the cavity wall of the connecting cavity 21 is adapted to the connecting shaft 12. Specifically, through setting up connecting axle 12 to polygonal column, the surface of connecting axle 12 just encloses by a plurality of planes and establishes the formation like this, through making the chamber wall and the connecting axle 12 adaptation of connecting chamber 21, when connecting axle 12 inserts the inner wall at connecting chamber 21 like this, the plane on connecting axle 12 and the plane on the connecting chamber 21 chamber wall are laminated each other to restriction connecting axle 12 is at connecting the rotation in chamber 21, excellent in use effect.
In another embodiment of the present invention, as shown in fig. 2, fig. 3 and fig. 4, the connecting shaft 12 is cylindrical, the connecting shaft 12 is provided with a first limiting plane 122, the cavity wall of the connecting cavity 21 is provided with a second limiting plane 23, and the first limiting plane 122 is used for being attached to the second limiting plane 23 to limit the rotation of the connecting shaft 12. Specifically, when the connecting shaft 12 is cylindrical, the first limiting plane 122 is arranged on the connecting shaft 12, and the second limiting plane 23 is correspondingly arranged on the wall of the connecting cavity 21, so that when the connecting shaft 12 is inserted into the connecting cavity 21, the first limiting plane 122 and the second limiting plane 23 are attached to each other, rotation of the connecting shaft 12 in the connecting cavity 21 is limited, and the using effect is good.
In another embodiment of the present invention, as shown in fig. 2, 3 and 4, the first limiting plane 122 is formed by cutting the end of the connecting shaft 12 toward the direction of the handle 11. Specifically, the first limiting plane 122 is formed by direct cutting, so that the structure of the connecting shaft 12 is simpler and the processing is easy; and the volume of the tail end of the connecting shaft 12 is reduced by making the first limit plane 122 close to the tail end of the connecting shaft 12, so that the connecting shaft 12 is easily inserted into the connecting cavity 21, and the installation is convenient.
In another embodiment of the present invention, as shown in fig. 2 and 3, the central axis of the connecting shaft 12 coincides with the central axis of the handle 11. In particular, by having the shaft 12 and the grip 11 on the same central axis, it is easy to align the head 20 so that the center of gravity of the head 20 is also on this axis, which is effective in use.
In another embodiment of the present invention, as shown in fig. 2, fig. 3 and fig. 5, the handle 11 is provided with a tapered connecting section 111, the connecting cavity 21 has a shaft-shaped cavity 211 and a tapered cavity 212 which are communicated with each other, the tapered connecting section 111 is inserted into the tapered cavity 212, and the connecting shaft 12 is inserted into the tapered cavity 212. Specifically, the tapered connecting section 111 is beneficial to further fixing the brush head 20, so that the brush head 20 is more stably connected to the brush handle 10, and the using effect is good.
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 (8)
1. A toothbrush, characterized by: the toothbrush comprises a toothbrush handle and a toothbrush head, wherein the toothbrush handle comprises a grab handle and a connecting shaft connected to one end of the grab handle, a connecting cavity is arranged on the toothbrush head, and the connecting shaft is inserted into the connecting cavity and enables the toothbrush head to be clamped with the connecting shaft;
the brush head is provided with an elastic clamping piece arranged on the cavity wall of the connecting cavity, and the elastic clamping piece can be clamped and matched with the clamping groove;
or, a clamping groove is formed in the cavity wall of the connecting cavity, the connecting shaft is provided with an elastic clamping piece, and the elastic clamping piece can be clamped and matched with the clamping groove.
2. The toothbrush of claim 1, wherein: when the brush head is provided with the elastic clamping piece, the elastic clamping piece comprises an elastic connecting part and a clamping part, one end of the elastic connecting part is connected with the inner wall of the connecting cavity, the other end of the elastic connecting part is connected with the clamping part, and the clamping part and the inner wall of the connecting cavity are arranged at intervals;
when the connecting shaft is provided with the elastic clamping piece, the elastic clamping piece comprises an elastic connecting portion and a clamping portion, one end of the elastic connecting portion is connected with the connecting shaft, the other end of the elastic connecting portion is connected with the clamping portion, and the clamping portion is arranged at an interval with the connecting shaft.
3. The toothbrush of claim 2, wherein: the clamping portion is in a barb shape, and the clamping groove is matched with the clamping portion.
4. The toothbrush of claim 1, wherein: the connecting shaft is in a polygonal cylindrical shape, and the wall of the connecting cavity is matched with the connecting shaft.
5. The toothbrush of claim 1, wherein: the connecting shaft is cylindrical, a first limiting plane is arranged on the connecting shaft, a second limiting plane is arranged on the cavity wall of the connecting cavity, and the first limiting plane is attached to the second limiting plane to limit the rotation of the connecting shaft.
6. The toothbrush of claim 5, wherein: the first limiting plane is formed by cutting the tail end of the connecting shaft towards the direction of the grab handle.
7. The toothbrush according to any one of claims 1 to 6, wherein: the central axis of the connecting shaft is coincided with the central axis of the grab handle.
8. The toothbrush according to any one of claims 1 to 6, wherein: the handle is provided with a conical connecting section, the connecting cavity is provided with a shaft-shaped cavity and a conical cavity which are communicated with each other, the conical connecting section is inserted into the conical cavity, and the connecting shaft is inserted into the conical cavity.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021221703.4U CN212938595U (en) | 2020-06-28 | 2020-06-28 | Tooth brush |
| PCT/CN2021/092431 WO2022001369A1 (en) | 2020-06-28 | 2021-05-08 | Toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021221703.4U CN212938595U (en) | 2020-06-28 | 2020-06-28 | Tooth brush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212938595U true CN212938595U (en) | 2021-04-13 |
Family
ID=75388327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021221703.4U Active CN212938595U (en) | 2020-06-28 | 2020-06-28 | Tooth brush |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN212938595U (en) |
| WO (1) | WO2022001369A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022001369A1 (en) * | 2020-06-28 | 2022-01-06 | 上海携福电器有限公司 | Toothbrush |
| WO2023110768A1 (en) | 2021-12-15 | 2023-06-22 | Unilever Ip Holdings B.V. | Oral care implement comprising replaceable head |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001224434A (en) * | 2000-02-15 | 2001-08-21 | Masamori Kitamura | Swing toothbrush |
| CN207323577U (en) * | 2017-03-23 | 2018-05-08 | 江门市西屋厨房小家电有限公司 | A kind of connection structure of electric toothbrush |
| CN208756216U (en) * | 2017-08-15 | 2019-04-19 | 宁波萌牙电子商务有限公司 | Mounting bracket, tooth-brush handle and electric toothbrush |
| CN209916262U (en) * | 2019-02-27 | 2020-01-10 | 北京小米移动软件有限公司 | Connection structure of vibration shaft and toothbrush head, electric toothbrush, handle of electric toothbrush and toothbrush head |
| CN209916261U (en) * | 2019-02-27 | 2020-01-10 | 北京小米移动软件有限公司 | Connection structure of vibration shaft and toothbrush head, electric toothbrush, handle of electric toothbrush and toothbrush head |
| CN210300000U (en) * | 2019-05-24 | 2020-04-14 | 东莞朗勤电子科技有限公司 | Portable toothbrush |
| CN210727921U (en) * | 2019-06-20 | 2020-06-12 | 深圳市力博得科技有限公司 | Electric tooth brush |
| CN212509139U (en) * | 2020-05-27 | 2021-02-09 | 东莞英伍电子有限公司 | General type connecting piece and electric toothbrush |
| CN212938595U (en) * | 2020-06-28 | 2021-04-13 | 上海携福电器有限公司 | Tooth brush |
-
2020
- 2020-06-28 CN CN202021221703.4U patent/CN212938595U/en active Active
-
2021
- 2021-05-08 WO PCT/CN2021/092431 patent/WO2022001369A1/en active Application Filing
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022001369A1 (en) * | 2020-06-28 | 2022-01-06 | 上海携福电器有限公司 | Toothbrush |
| WO2023110768A1 (en) | 2021-12-15 | 2023-06-22 | Unilever Ip Holdings B.V. | Oral care implement comprising replaceable head |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022001369A1 (en) | 2022-01-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231126 Address after: Quartz Industrial Building, Singapore, No. 5 Upper Ayuni Link, 06-02 Patentee after: Xingrui Technology (Singapore) Co.,Ltd. Address before: 201500 No.489, Jinbai Road, Jinshan Industrial Zone, Jinshan District, Shanghai Patentee before: SHANGHAI SHIFT ELECTRICS Co.,Ltd. |
|
| TR01 | Transfer of patent right |