CN216908205U

CN216908205U - Vibrating toothbrush

Info

Publication number: CN216908205U
Application number: CN202123046030.0U
Authority: CN
Inventors: 陈连成; 刘书润
Original assignee: Shenzhen Yunding Information Technology Co Ltd
Current assignee: Shenzhen Yunding Information Technology Co Ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-07-08
Anticipated expiration: 2031-12-06

Abstract

The embodiment of the utility model discloses a vibrating toothbrush, and relates to the technical field of oral cleaning. The vibrating toothbrush comprises a handle with an accommodating space, a driving unit accommodated in the accommodating space, a brush head assembly and a connecting frame. The brush head assembly comprises a handle part provided with a cleaning part, a neck part provided with an installation space and a rotating piece at least partially accommodated in the installation space. The rotating member can be respectively connected with the handle part and the neck part in a rotating mode, and the driving unit can drive the rotating member to rotate around the axis of the neck part through the connecting frame. The rotating member includes an offset portion disposed offset from an axis of the neck portion. So make the focus of rotating member can deviate from the axis, when drive unit drive rotating member changes, the rotating member can produce eccentric vibration effect to can transmit the vibration to stalk portion and neck, thereby promote the vibration effect of first subassembly of brush, avoid drive unit's drive force to take place the decay in the transmission process, and then promote the oral cavity cleaning effect of vibration toothbrush.

Description

Vibrating toothbrush

Technical Field

The utility model relates to the technical field of oral cleaning, in particular to a vibrating toothbrush.

Background

Generally only rely on drive unit's drive among the current vibration toothbrush for brush head subassembly produces the vibration, and in order to clean the oral cavity, cause the oral cavity cleaning effect not good easily, and drive unit's drive power is in the transmission process, takes place the decay easily, further reduces the oral cavity cleaning effect.

SUMMERY OF THE UTILITY MODEL

Therefore, a vibrating toothbrush is needed to solve the technical problem that the cleaning effect of the existing vibrating toothbrush is poor.

In order to solve the technical problems, the utility model adopts the technical scheme that:

a vibrating toothbrush comprising:

a handle provided with an accommodating space;

the driving unit is accommodated in the accommodating space;

the toothbrush head assembly comprises a handle part, a neck part and a rotating part, wherein the handle part is provided with a cleaning part, the neck part is connected with the handle part, the neck part is provided with an installation space, the installation space extends to the handle part, at least part of the rotating part is accommodated in the installation space, the rotating part is respectively and rotatably connected with the handle part and the neck part, and the rotating part comprises a deviation part which is deviated from the axis of the neck part; and

the rotating piece is inserted in the connecting frame and fixedly connected with the connecting frame, and the driving unit can drive the rotating piece to rotate around the axis through the connecting frame.

In some embodiments of the vibrating toothbrush, the neck includes a body and a bracket, the body is provided with a mounting groove, the bracket is received in the mounting groove and connected to the body to form the mounting space, the rotating member further includes a first rotating portion and a second rotating portion, the deviating portion is connected between the first rotating portion and the second rotating portion, the first rotating portion extends along the axis and is rotationally connected to the handle portion, the second rotating portion extends along the axis, and the second rotating portion is disposed through the bracket and is rotationally connected to the bracket.

In some embodiments of the vibrating toothbrush, the mounting groove can form a mouth on the body, the handle is provided with a connecting protrusion, the connecting protrusion is inserted into the mouth, the connecting frame is arranged in the connecting protrusion in a penetrating manner and fixedly connected with the rotating member, and the connecting frame can rotate relative to the connecting protrusion.

In some embodiments of the vibrating toothbrush, a clamping protrusion is provided on one of the mouth and the connecting protrusion, and a clamping groove for accommodating the clamping protrusion is provided on the other.

In some embodiments of the vibrating toothbrush, a seal is disposed between the mouth and the connecting projection.

In some embodiments of the vibrating toothbrush, a groove wall of the body forming the mounting groove is provided with an annular groove, the circumferential direction of the bracket can be inserted into the annular groove, and the bracket is spaced from the inner wall of the annular groove.

In some embodiments of the vibrating toothbrush, a flat portion is disposed on a side of the second rotating portion away from the mounting space to form two oppositely disposed grooves on the second rotating portion.

In some embodiments of the vibrating toothbrush, the flat portion extends in a radial direction of the second rotating portion and protrudes outward from the second rotating portion.

In some embodiments of the vibrating toothbrush, the handle portion is provided with a counterbore, and the first rotating portion is partially received in the counterbore and is rotatably coupled to the handle portion.

In some embodiments of the vibrating toothbrush, the extending direction of the offset portion is parallel to the axis, the offset portion is connected with the first rotating portion and the second rotating portion through an arc portion, and the arc portion bends and extends outwards from the axis so that the offset portion is arranged offset from the axis.

The embodiment of the utility model has the following beneficial effects:

the vibrating toothbrush of the scheme can avoid the driving force of the driving unit from being attenuated in the transmission process besides the excellent oral cavity cleaning effect. Specifically, the vibrating toothbrush comprises a handle provided with an accommodating space, a driving unit accommodated in the accommodating space, a brush head assembly and a connecting frame. The brush head assembly comprises a handle part provided with a cleaning part, a neck part provided with an installation space and a rotating piece at least partially accommodated in the installation space. The rotating member can be respectively connected with the handle part and the neck part in a rotating mode, and the driving unit can drive the rotating member to rotate around the axis of the neck part through the connecting frame. The rotating member includes an offset portion disposed offset from an axis of the neck portion. So make the focus of rotating member can deviate from the axis, when drive unit drive rotating member changes, the rotating member can produce eccentric vibration effect to can transmit the vibration to stalk portion and neck, thereby promote the vibration effect of first subassembly of brush, avoid drive unit's drive force to take place the decay in the transmission process, and then promote the oral cavity cleaning effect of vibration toothbrush.

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 description of the embodiments or the prior art will be briefly described below, 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 according to the drawings without creative efforts.

Wherein:

FIG. 1 is a cross-sectional view of an embodiment of a vibrating toothbrush;

FIG. 2 is an enlarged view of part A of FIG. 1;

FIG. 3 is a schematic view of the assembled position of the flat portion and the connecting bracket of the vibrating toothbrush of FIG. 1;

FIG. 4 is a cross-sectional view of the brushhead assembly of the vibrating toothbrush of FIG. 1;

FIG. 5 is an enlarged view of the portion B of FIG. 4;

figure 6 is a schematic view from another perspective of the rotating member of the brushhead assembly of figure 4.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that, if the terms "upper", "lower", "inner", "outer", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally placed when the products of the present invention are used, the description is merely for convenience of description and simplification, but the terms 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 appearances of the terms "first," "second," and the like, if any, are only used to distinguish one description from another and are not to be construed as indicating or implying relative importance.

It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.

Generally only rely on drive unit's drive among the current vibration toothbrush for brush head subassembly produces the vibration, and in order to clean the oral cavity, cause the oral cavity cleaning effect not good easily, and drive unit's drive power is in the transmission process, takes place the decay easily, further reduces the oral cavity cleaning effect. The present invention provides a vibrating toothbrush to solve the above technical problems.

Referring to fig. 1 and 4 together, the vibrating toothbrush provided by the present invention will now be described. The vibrating toothbrush includes a handle 10, a driving unit 20, a head assembly 30, and a link frame 40. Wherein the handle 10 is provided with an accommodating space 100. The drive unit 20 is accommodated in the accommodating space 100. Brushhead assembly 30 includes handle 31, neck 32 and swivel 33. The handle 31 is provided with a cleaning portion 311. In this embodiment, the cleaning portion 311 is a bristle. The bristles are embedded at one end in the handle 31. It is understood that in other embodiments, the cleaning portion 311 can also be a gel or a combination of bristles and gel. Further, a neck 32 is connected to the handle 31. In this embodiment, the neck 32 and the handle 31 are integrally formed, and may be integrally injection molded by an elastic material. It will be appreciated that in other embodiments, the handle 31 and neck 32 may be detachably connected to facilitate replacement of the handle 31 to achieve the cleaning effect of different cleaning portions 311. The different cleaning portions 311 specifically include, but are not limited to, different bristle materials, different bristle densities, different bristle distributions, and the like. Further, the neck 32 is provided with a mounting space 200. The mounting space 200 extends to the shank 31. This enables contact with the shank 31 through the mounting space 200. Further, the rotary piece 33 is at least partially accommodated in the installation space 200. The rotary member 33 is rotatably connected to the shank 31 and the neck 32, respectively. The rotary member 33 includes an offset 331 disposed offset from the axis OO' of the neck 32. The rotating member 33 is inserted into the connecting frame 40 and is fixedly connected with the connecting frame 40. The drive unit 20 is able to drive the rotation member 33 in rotation about the axis OO' by means of the coupling frame 40.

In summary, the embodiment of the utility model has the following beneficial effects: the vibrating toothbrush according to the above-described aspect can prevent the driving force of the driving unit 20 from being attenuated during the transmission process, in addition to having an excellent oral cleaning effect. Specifically, the vibrating toothbrush includes a handle 10 having a housing space 100, a driving unit 20 housed in the housing space 100, a head assembly 30, and a connecting frame 40. The brush head assembly 30 includes a handle 31 having a cleaning portion 311, a neck 32 having an installation space 200, and a rotating member 33 at least partially accommodated in the installation space 200. The rotary member 33 is rotatably connected to the handle 31 and the neck 32, respectively, and the driving unit 20 is capable of driving the rotary member to rotate about an axis OO' of the neck 32 via the connecting bracket 40. The rotary member 33 includes an offset 331 disposed offset from the axis OO' of the neck 32. So make the focus of rotating member 33 can deviate from axis OO ', when drive unit 20 drive rotating member 33 changes, rotating member 33 can produce eccentric vibration effect to can transmit the vibration to handle 31 and neck 32, thereby promote the vibration effect of brush head assembly 30, avoid drive unit 20's drive power to take place the decay in the transmission process, and then promote the oral cavity cleaning effect of vibration toothbrush.

In one embodiment, referring to fig. 1, 2 and 4 together, the neck 32 includes a body 321 and a support 322. The body 321 is provided with a mounting groove 300. The bracket 322 is received in the mounting groove 300 and connected to the body 321 to form a mounting space 200. The bracket 322 may be detachably coupled to the body 321 to facilitate mounting the rotary member 33 to the mounting space 200 and rotatably coupled to the handle 31. Further, the rotary member 33 further includes a first rotary portion 332 and a second rotary portion 333. The offset portion 331 is connected between the first rotation portion 332 and the second rotation portion 333. The first rotary portion 332 extends along the axis OO 'and is rotatably coupled to the handle 31, the second rotary portion 333 extends along the axis OO', and the second rotary portion 333 is inserted into the bracket 322 and is rotatably coupled to the bracket 322. Therefore, the first rotating part 332 extends along the axis OO 'and is rotatably connected with the handle 31, and the second rotating part 333 extends along the axis OO' and is rotatably connected with the bracket 322, so that the arrangement of the deviation part 331 does not cause stress concentration of the rotating element 33 at the rotating connection part with the handle 31 and the neck 32, and the generation of cracks is avoided to influence the rotating fit precision. At the same time, bracket 322 acts as a rotational connection between rotary 33 and neck 32, remote from handle 31, to facilitate the transmission of vibrations to the entire brushhead assembly 30. Further, the bracket 322 may serve as a fulcrum of the vibration, so that the handle 31 distant from the bracket 322 has a better vibration effect.

In one embodiment, with continued reference to fig. 1 and 4, the bracket 322 is a ring-shaped member and is capable of sealing the installation space 200. So can prevent through the sealed effect of support 322 that external impurity from getting into installation space 200 and influencing the rotation of rotating member 33, especially can avoid in the vibration toothbrush use liquid to get into installation space 200 and cause rotating member 33 and neck 32 to glue even concreties, tears neck 32 when causing rotating member 33 to rotate once more and causes danger.

In one embodiment, as shown in fig. 2, an annular groove 400 is formed on a wall of the body 321 forming the mounting groove 300, the bracket 322 is circumferentially inserted into the annular groove 400, and the bracket 322 is spaced from an inner wall of the annular groove 400, so that when the rotary member 33 rotates, the bracket 322 can slightly slide relative to the body 321 to form a sliding seal, and can adapt to the rotation and vibration of the rotary member 33 to slightly adjust the position between the rotary member and the body 321. In this embodiment, the bracket 322 is disc-shaped and the annular groove 400 is ring-shaped, so as to ensure that the force applied to the bracket 322 by the body 321 in the circumferential direction is more uniform, and ensure the stability of the rotating member 33 rotating relative to the bracket 322.

In an embodiment, with continued reference to fig. 2, the support 322 includes a main body 3221 and a protrusion 3222 disposed on the main body 3221, and the second rotating portion 333 is disposed through the protrusion 3222 and the main body 3221. The connection area between the holder 322 and the rotary member 33 can be increased by the arrangement of the convex portions 3222, so that the stability of the rotational connection between the rotary member 33 and the holder 322 can be improved. The body portion 3221 is circumferentially inserted into the annular groove 400. That is, the support 322 is inserted into the body 321 through the circumference of the body 3221, and in this embodiment, the protrusion 3222 is spaced from the body 321, so that the support 322 can generate greater elastic deformation at the position of the body 3221 to adapt to the rotation and vibration of the rotating element 33.

In one embodiment, as shown in fig. 2, 3 and 6, a flat portion 3331 is disposed on a side of the second rotating portion 333 away from the mounting space 200 to form two grooves on the second rotating portion 333. The flat portion 3331 and the groove can increase the connection tightness between the rotary member 33 and the driving unit 20, and prevent the sliding phenomenon from occurring when the driving unit 20 drives the rotary member 33 to rotate. Further, the connecting frame 40 is provided with an inserting groove 500, and the rotating member 33 can be inserted into the inserting groove 500, so that the flat portion 3331 and the groove can be accommodated in the inserting groove 500 to be matched and fixedly connected with the connecting frame 40. Further, the flat portion 3331 extends in the radial direction of the second rotating portion 333 and protrudes outward from the second rotating portion 333. This can further increase the connection area between the rotary member 33 and the connecting frame 40, and improve the stability of the driving unit 20 for driving the rotary member 33 to rotate through the connecting frame 40. In this embodiment, the driving unit 20 is a rotating motor, and is mechanically connected to the rotating member 33. Specifically, a drive shaft is provided on an output end of the rotating electrical machine. The driving shaft is inserted into the connecting frame 40 to realize the fixed connection between the driving shaft and the connecting frame 40, and further realize the mechanical connection with the rotating member 33 through the connecting frame 40. It is understood that in other embodiments, the driving unit 20 may also drive the rotation member 33 to rotate in a non-contact manner by generating a rotating magnetic field.

In one embodiment, as shown in fig. 5, a counterbore 600 is formed on the shank 31, and the first rotating part 332 is partially received in the counterbore 600 and is rotatably connected to the shank 31, so that the offset part 331 is spaced apart from the shank 31 to prevent the shank 31 from interfering with the rotation of the offset part 331. Meanwhile, the first rotating portion 332 is partially received in the counterbore 600, that is, the first rotating portion 332 has a certain size received in the counterbore 600, and the first rotating portion 332 can slide relative to the handle portion 31 during the rotation and vibration of the rotating element 33, so as to prevent the first rotating portion 332 from completely falling out of the counterbore 600 during the above process, which may affect the vibration effect of the handle portion 31. At the same time, the first rotary part 332 is slidable relative to the shank 31 to accommodate rotation and vibration of the rotary member 33.

In one embodiment, as shown in FIG. 4, the direction of extension of the offset 331 is parallel to the axis OO'. The offset portion 331 is connected to the first rotating portion 332 and the second rotating portion 333 via an arc portion 334. The arc portion 334 is bent outward from the axis OO 'to bias the offset portion 331 away from the axis OO'. The arrangement of the circular arc portion 334 can form a blunt surface at the connection between the deviation portion 331 and the first rotating portion 332 and the second rotating portion 333, so as to prevent the body 321 from being scratched by the rotating member 33 during the rotating and vibrating process.

In one embodiment, referring to fig. 2 and 4, the mounting groove 300 can form a mouth 3211 on the body 321. The handle 10 is provided with a connecting projection 11. The connection protrusion 11 is inserted into the mouth portion 3211. This improves the stability of the connection between the brush head assembly 30 and the handle 10. Further, the connecting frame 40 is inserted into the connecting protrusion 11 and fixedly connected with the rotating member 33. The coupling frame 40 can rotate with respect to the coupling protrusion 11. The stability of the rotation of the link 40 with respect to the handle 10 can be improved by the restriction of the coupling protrusion 11, and the stability of the transmission of the rotational force of the driving unit 20 to the rotary member 33 through the link 40 can be improved. In this embodiment, the handle 10 is further provided with an annular notch to form the coupling protrusion 11. The mouth 3211 can be partially complementary to the annular gap to give the overall outer wall of the vibrating toothbrush some streamlining. Further, the connecting protrusion 11 is in a circular truncated cone shape. The mouth portion 3211 is matched with the connecting protrusion 11 so as to facilitate the guiding insertion between the mouth portion 3211 and the connecting protrusion 11.

In one embodiment, as shown in fig. 2, one of the mouth portion 3211 and the connecting projection 11 is provided with a catching projection 111, and the other is provided with a catching groove 700 for receiving the catching projection 111. The stability of connection between the mouth portion 3211 and the coupling projection 11 can be further improved by the arrangement of the catching projection 111 and the catching groove 700. Meanwhile, clamping protrusion 111 and clamping groove 700 can also play a role in positioning to show whether brush head assembly 30 and handle 10 are installed in place or not. In this embodiment, the mouth portion 3211 is provided with a slot 700. The connecting protrusion 11 is provided with a locking protrusion 111. Further, the locking groove 700 and the locking protrusion 111 are both ring-shaped. The cross section of the clamping protrusion 111 is semicircular, so that the clamping protrusion 111 can conveniently slide into the clamping groove 700 along the opening portion 3211, and clamping between the opening portion 3211 and the connecting protrusion 11 is realized. The locking groove 700 is matched with the locking protrusion 111 to ensure the sealing between the mouth portion 3211 and the connecting protrusion 11.

In one embodiment, with continued reference to fig. 2, a seal 50 is disposed between the mouth portion 3211 and the connecting protrusion 11. So that the sealability between the mouth portion 3211 and the coupling projection 11 can be further improved to prevent the external world from entering the mounting groove 300. In this embodiment, the connecting protrusion 11 is provided with an annular sealing groove. The number of the annular sealing grooves is two and the annular sealing grooves are arranged at intervals along the axis OO'. The seal 50 is partially accommodated in the annular seal groove, and the other part elastically abuts against the opening portion 3211.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the utility model is not limited by the scope of the appended claims.

Claims

1. A vibrating toothbrush, comprising:

a handle provided with an accommodating space;

the driving unit is accommodated in the accommodating space;

2. The vibrating toothbrush of claim 1, wherein the neck portion includes a body and a bracket, the body is provided with a mounting groove, the bracket is received in the mounting groove and connected to the body to form the mounting space, the rotary member further includes a first rotary portion and a second rotary portion, the offset portion is connected between the first rotary portion and the second rotary portion, the first rotary portion extends along the axis and is rotatably connected to the handle portion, the second rotary portion extends along the axis, and the second rotary portion is inserted into the bracket and is rotatably connected to the bracket.

3. The vibrating toothbrush of claim 2, wherein the mounting groove forms a mouth on the body, the handle is provided with a connecting protrusion, the connecting protrusion is inserted into the mouth, the connecting frame is inserted into the connecting protrusion and fixedly connected with the rotating member, and the connecting frame can rotate relative to the connecting protrusion.

4. The vibrating toothbrush of claim 3, wherein one of the mouth and the connecting protrusion has a snap-fit protrusion and the other has a snap-fit groove for receiving the snap-fit protrusion.

5. The vibrating toothbrush of claim 3, wherein a seal is disposed between the mouth and the connecting projection.

6. The vibrating toothbrush of claim 2, wherein the groove wall of the body forming the mounting groove is provided with an annular groove, the circumferential direction of the bracket can be inserted into the annular groove, and the bracket is spaced from the inner wall of the annular groove.

7. The vibrating toothbrush of claim 2, wherein the second rotating portion is provided with a flat portion on a side thereof away from the mounting space to form two oppositely disposed grooves in the second rotating portion.

8. The vibrating toothbrush of claim 7, wherein the flattened portion extends radially of the second rotating portion and protrudes beyond the second rotating portion.

9. The vibratory toothbrush of claim 2 wherein said handle portion has a counterbore, said first rotary portion being partially received in said counterbore and being rotatably connected to said handle portion.

10. The vibrating toothbrush of claim 2, wherein the offset portion extends in a direction parallel to the axis, and the offset portion is connected to the first rotating portion and the second rotating portion by an arc portion extending from the axis to bend outward, so that the offset portion is disposed offset from the axis.