CN219289758U

CN219289758U - Shock-resistant electric toothbrush

Info

Publication number: CN219289758U
Application number: CN202223552267.0U
Authority: CN
Inventors: 陈决源; 陈文辉; 谢瑞东
Original assignee: Aiyuan Health Technology Xiamen Co ltd
Current assignee: Aiyuan Health Technology Xiamen Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-07-04
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses an anti-vibration electric toothbrush which comprises a brush head and a brush holder, wherein the brush head is detachably assembled on the brush holder; the driving frame and the tail frame are assembled in the shell, and a gap is reserved between the driving frame and the shell; the driving frame is connected with the tail frame through a buffer piece. The gap is formed between the driving frame and the shell, and the driving frame is connected with the tail frame through the buffer piece, so that a buffer structure for the tail end of the driving frame is realized, and the vibration influence of the driving frame on the shell is avoided; meanwhile, the buffer piece is matched with the second motor damping piece, and the purposes of damping and shock resistance are achieved at the two ends of the battery piece.

Description

Shock-resistant electric toothbrush

Technical Field

The utility model relates to the field of electric toothbrushes, in particular to an anti-vibration electric toothbrush capable of effectively reducing vibration of a brush handle and improving use feeling.

Background

The utility model discloses an oral cavity cleaning equipment that chinese patent publication No. CN115224866a set forth, the card is connected and is connected with the casing between the tail-hood of installation frame and toothbrush in this technical scheme, and the toothbrush is in the use, and the vibrations of motor output drive installation frame synchronous vibrations, and the vibrations of installation frame influence the vibrations of casing this moment, and the user holds brush handle part vibrations seriously, and the direct influence reduces user's use impression, and vibrations also direct influence electric toothbrush each part connection structure's stability, lead to life to reduce.

Therefore, how to improve the structure of the electric toothbrush to solve the vibration influence of the mounting rack on the shell is one of the technical problems that the person skilled in the art needs to solve.

Disclosure of Invention

In order to solve the technical problems in the prior art, the utility model aims to provide the anti-vibration electric toothbrush which can effectively reduce vibration of a brush handle and improve use feeling.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

an antidetonation electric toothbrush, it includes brush head and brush holder, and brush head detachable assembles on the brush holder, the brush holder includes casing, drive frame and tailstock, wherein:

a battery and a motor are assembled in the driving frame;

the driving frame and the tail frame are assembled in the shell, and a gap is reserved between the driving frame and the shell;

the driving frame is connected with the tail frame through a buffer piece.

Further preferred is: the buffer piece is sleeved at the end head of the driving frame and is propped against the tail frame.

Further preferred is: the cushioning piece comprises a sleeving part and a pressing part which are integrally connected, wherein:

the sleeving part is embedded into the end head of the driving frame;

the pressing part stretches into the tailstock and presses against the tailstock.

Further preferred is: the driving frame is provided with a motor cavity, and the tail end of the motor is inserted into the motor cavity;

the tail end of the motor is provided with a second motor damping piece.

Further preferred is: the second motor damping piece comprises an annular part and a cylindrical part which are integrally connected, wherein:

the cylindrical part is wrapped at the tail end of the motor;

the annular part is sleeved outside the motor;

the annular part is provided with a shock absorption lug which is propped against the shell.

Further preferred is: the output end of the motor is provided with a first motor damping piece.

Further preferred is: the first motor damping piece is sleeved at the output end of the motor, a damping lug is arranged on the outer side face of the first motor damping piece, and the damping lug is propped against the shell.

Further preferred is: an anti-collision gap is formed between the driving frame and the tail frame.

Further preferred is: the end of the housing is fitted with a tail cap.

Further preferred is: one end of the tail cover extends into the shell and is connected with the tail frame.

After the technical scheme is adopted, compared with the background technology, the utility model has the following advantages:

the gap is formed between the driving frame and the shell, and the driving frame is connected with the tail frame through the buffer piece, so that a buffer structure for the tail end of the driving frame is realized, and the vibration influence of the driving frame on the shell is avoided; meanwhile, the buffer piece is matched with the second motor damping piece, and the purposes of damping and vibration resistance are achieved at the two ends of the battery piece at the same time; in addition, still set up first motor damping piece in the output department of motor, realize the shock attenuation to the motor output, antidetonation to realize the brush holder shock attenuation, the antidetonation purpose to electric toothbrush, improve the use impression, increase of service life.

Drawings

FIG. 1 is a schematic perspective view of an anti-vibration motorized tooth according to an embodiment of the present utility model;

FIG. 2 is an exploded view of the vibration resistant motorized teeth according to an embodiment of the present utility model;

FIG. 3 is a cross-sectional view of the vibration-resistant motorized tooth according to an embodiment of the present utility model;

FIG. 4 is an enlarged view of the structure of FIG. 3 at A;

FIG. 5 is an enlarged view of the structure at B in FIG. 3;

fig. 6 is a second cross-sectional view of the structure of the vibration-resistant electric tooth according to the embodiment of the present utility model.

The reference numerals in the above description are as follows:

10. a brush head; 20. a brush handle; 30. a tail cover;

100. a housing; 200. a drive rack; 300. a tailstock; 400. a first motor damper; 500. a motor; 600. a second motor damper; 700. a battery; 800. a buffer member; 810. a socket joint part; 820. a pressing part; 900. and preventing the gap from being bumped.

Detailed Description

The technical problems in the prior art are as follows: how to reduce the problem of vibration influence of the installation rack on the shell in the prior art.

The inventor aims at the technical problem, and through the analysis of reasons, the utility model finds an anti-vibration electric toothbrush which comprises a brush head and a brush handle, wherein the brush head is detachably assembled on the brush handle, the brush handle comprises a shell, a driving frame and a tail frame, and the anti-vibration electric toothbrush comprises the following components:

a battery and a motor are assembled in the driving frame;

the driving frame is connected with the tail frame through a buffer piece.

In the technical scheme, the integral installation rack in the prior art is firstly subjected to split design, namely: the driving frame and the tail frame are arranged at intervals between the driving piece and the shell, namely: the drive frame has the clearance with the casing, namely: the shell is not contacted with the driving frame, a motor is arranged in the driving frame, the shell is separated from the driving frame by utilizing a gap, and the influence of vibration on the shell is reduced; in addition, utilize the bolster to connect between drive frame and the tailstock for reduce the drive piece and utilize the influence of buffering room to the tailstock, further reduce the vibrations influence of motor to the casing, reach shock attenuation, shock-resistant purpose, solve the technical problem that exists among the prior art.

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It should be noted that, in the present utility model, terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are all based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element of the present utility model must have a specific orientation, and thus should not be construed as limiting the present utility model.

Examples

As shown in fig. 1, the shock-resistant electric toothbrush has the advantages that shock feeling brought by a toothbrush handle to a user is greatly reduced, and use comfort is improved. The shock-resistant electric toothbrush comprises a brush handle 20 and a brush head 10, wherein the brush head 10 is detachably arranged on the brush handle 20.

Referring to fig. 1 to 3, the brush holder 20 includes a housing 100, a brush holder rack, and a driving unit, the driving unit is assembled in the brush holder rack, the brush holder rack is installed in the housing 100, and a tail cap 30 is fastened to an end of the housing 100 away from the brush head 10. It should be noted that: the handle holder has a gap with the housing 100.

As shown in fig. 2 to 3, the driving set includes a motor 500 and a battery 700, the motor 500 is disposed near the brush head 10, an output shaft of the motor 500 is connected with the brush head 10 and drives the brush head 10 to vibrate, so as to try on efficient cleaning of the oral cavity and teeth, and the battery 700 is used for supplying power to the motor 500, so as to ensure the service life of the motor 500.

As shown in fig. 2, the handle frame includes a driving frame 200 and a tail frame 300.

As shown in fig. 2 to 5, the driving frame 200 is disposed near the brush head 10, and the driving frame 200 is configured to house the driving set, that is: for assembling the battery 700 and the motor 500, the driving frame 200 is provided with a motor cavity towards one end of the brush head 10, the motor 500 is installed in the motor cavity, and the output shaft of the motor 500 extends out of the corresponding hole position of the housing 100, so as to realize connection with the brush head 10. The first motor damper 400 is disposed at the position corresponding to the motor 500, and the first motor damper 400 is wrapped at the output end of the motor 500 and is disposed near the output shaft of the motor 500, and it should be noted that: the first motor damping piece 400 is cylindrical, the first motor damping piece 400 is sleeved on the outer side of the motor 500, damping convex blocks are arranged between the first motor damping piece 400 and the outer shell, the damping convex blocks are protrusions which are formed by extending the first motor damping piece 400 radially, the damping convex blocks are distributed along the circumferential direction of the first motor damping piece 400 at intervals, each damping convex block is arranged between the outer shell and the motor 500, so that the vibration influence of the motor 500 on the outer shell is reduced, the damping effect is achieved, and the following is preferable: the first motor damper 400 is wrapped at the output end of the motor; the second motor damping piece 600 is wrapped at the tail end of the motor 500, the tail end of the motor 500 wrapping the second motor damping piece 600 is assembled in the motor cavity, so that the second motor damping piece 600 is arranged between the motor 500 and the motor cavity (namely, a motor 500 frame), the influence of vibration of the motor 500 on the driving frame 200 is effectively reduced, the second motor damping piece 600 comprises an integrally connected annular portion and a cylindrical portion, the cylindrical portion is sleeved at the tail end of the motor 500, the annular portion is located at the outer side of the motor 500, damping lugs are arranged on the outer side wall of the annular portion, a plurality of damping lugs are circumferentially distributed at intervals on the annular portion, and each damping lug is arranged between the shell 100 and the driving frame 200, so that the vibration influence of the motor 500 on a shell is further avoided.

In summary, as shown in fig. 2 to 5, the vibration influence of the motor 500 on the housing is reduced between the driving frame 200 and the motor 500 by the first and second motor dampers 600, specifically: the first motor damping piece 600, the second motor damping piece 600 suit is at the output and the tail end of motor 500, and the first motor damping piece 400 that is located motor 500 output is located between motor 500 and the shell, realizes the slowing down to vibrations from the root department of vibrations, and the second motor damping piece 600 centre gripping that is located motor 500 tail end is between motor 500 and drive frame 200, reduces the influence of motor 500 vibrations to drive frame 200 to reduce the vibrations influence to the shell, reach shock attenuation, shock-resistant purpose.

As shown in fig. 2 to 6, a buffer member 800 is disposed at one end of the driving frame 200 near the tail frame 300, and the buffer member 800 is a soft member, namely: a workpiece made of a soft material that absorbs shock; the buffer member 800 is sleeved at the end of the driving frame 200 and is pressed against the tail frame 300 to form a soft connection between the driving frame 200 and the tail frame 300, so that the influence of vibration of the driving frame 200 to the tail frame 300 is avoided; the buffer member 800 and the second battery 700 shock absorbing member are respectively disposed at two ends of the driving frame 200, so as to avoid the shock influence of the driving frame 200 on the housing 100 and the tail frame 300, and form a shock-resistant structure of the electric toothbrush with the first motor shock absorbing member 400, thereby further realizing the shock absorption and shock resistance effects of the electric toothbrush handle 20.

The specific method is as follows: as shown in fig. 2 to 6, the buffer member 800 includes a sleeve joint portion 810 and a pressing portion 820, the sleeve joint portion 810 and the pressing portion 820 are integrally connected, the sleeve joint portion 810 is in a ring shape and is sleeved at the tail end of the driving frame 200, the pressing portion 820 is located at the bottom surface of the driving frame 200 and stands between the driving frame 200 and the tail frame 300, the pressing portion 820 presses against the tail frame 300, and the pressing portion 820 is in a cylindrical shape.

As shown in fig. 2 to 6, the driving frame 200 is separated from the tail frame 300 by a buffer member 800, so as to avoid the influence of the vibration of the motor 500 on the tail frame 300 and further avoid the vibration influence of the motor on the housing.

Preferably: the end of the driving frame 200 is provided with a caulking groove, and the sleeve joint portion 810 of the buffer member 800 is disposed in the caulking groove, integrally connected with the pressing portion 820, and pressed against the tail frame 300, thereby forming the flexible connection between the tail frame 300 and the driving frame 200.

In more detail: as shown in fig. 2 to 6, the outer diameter of the pressing portion 820 is smaller than the outer diameter of the driving frame 200 and smaller than the outer diameter of the tail frame 300, and the pressing portion 820 between the cushions is located in the tail frame 300.

Notably, are: as shown in fig. 2 to 6, the socket 810 of the buffer member 800 protrudes from the end of the driving frame 200, so that a gap exists between the driving frame 200 and the tail frame 300, and the gap is an anti-collision gap 900, that is: because the socket 810 of the buffer 800 is protruded, the anti-collision gap 900 exists between the hard driving rack 200 and the tail rack 300, so that hard collision between the driving rack 200 and the tail rack 300 is prevented, and the use safety, shock resistance and the like of the product are ensured.

As shown in fig. 2 to 6, the tail frame 300 is cooperatively connected with the tail cover 30, the tail frame 300 includes a butt joint portion and a clamping portion that are integrally connected, the butt joint portion is circular and is pressed against the buffer member 800, and the pressing portion 820 of the buffer member 800 is located in the butt joint portion; the clamping part is a flat plate and is positioned below the abutting part, the pressing part 820 of the buffer piece 800 is pressed on the flat plate, the edge of the flat plate is provided with a claw towards the tail cover 30, and a plurality of clamping rotors are arranged at intervals along the axial direction of the flat plate to form the clamping part; the jaws are clamped over the side walls of the tail cap 30 to connect with the tail cap 30. That is to say: the side wall of the tail cap 30 is inserted into the housing 100 along the axial direction of the brush holder 20 and is connected with the claw of the tail holder 300, so that stable installation of the tail cap 30 is realized.

It should be noted that: as shown in fig. 6, the buffer member 800 has a gap with the housing, namely: the buffer member 800 does not contact the housing 100, and there is a gap between the driving frame 200 and the housing 100, namely: the driving frame 200 is not in contact with the housing 100.

As shown in fig. 2 to 6, in order to reduce the influence of vibration generated by the motor 500 on the housing 100, three components are adopted in the present embodiment, and the three components are a first motor damper 400, a second motor damper 600, and a damper 800, respectively, wherein:

the first motor damper 400 wraps the output end of the motor 500, and contacts with the housing 100, thereby reducing the influence of the vibration of the motor 500 on the housing 100;

the second motor damper 600 includes the tail end of the motor 500 and is located between the driving frame 200 and the motor 500, so as to reduce the influence of the vibration of the motor 500 on the driving frame 200, and the second motor damper 600 contacts with the housing 100, so as to further reduce the influence of the vibration of the motor 500 on the housing 100;

the buffer member 800 is embedded into one end of the driving frame 200, which is close to the tail frame 300, to separate the tail frame 300 from the driving frame 200, the buffer member 800 is pressed against the tail frame 300, so that contact between the driving frame 200 and the housing is avoided, the influence of vibration of the motor 500 on the housing 100 is further reduced, and an anti-vibration structure of the electric toothbrush is formed.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.

Claims

1. Antidetonation electric toothbrush, it includes brush head and brush holder, and brush head detachable assembles on the brush holder, its characterized in that: the brush holder includes casing, drive frame and tailstock, wherein:

a battery and a motor are assembled in the driving frame;

the driving frame is connected with the tail frame through a buffer piece.

2. The shock resistant electric toothbrush of claim 1, wherein: the buffer piece is sleeved at the end head of the driving frame and is propped against the tail frame.

3. The shock resistant electric toothbrush according to claim 1 or 2, wherein: the cushioning piece comprises a sleeving part and a pressing part which are integrally connected, wherein:

the sleeving part is embedded into the end head of the driving frame;

4. The shock resistant electric toothbrush of claim 1, wherein: the driving frame is provided with a motor cavity, and the tail end of the motor is inserted into the motor cavity;

the tail end of the motor is provided with a second motor damping piece.

5. The shock resistant electric toothbrush of claim 4, wherein: the second motor damping piece comprises an annular part and a cylindrical part which are integrally connected, wherein:

the cylindrical part is wrapped at the tail end of the motor;

the annular part is sleeved outside the motor;

6. The shock resistant electric toothbrush of claim 1, wherein: the output end of the motor is provided with a first motor damping piece.

7. The shock resistant electric toothbrush of claim 6, wherein: the first motor damping piece is sleeved at the output end of the motor, a damping lug is arranged on the outer side face of the first motor damping piece, and the damping lug is propped against the shell.

8. The shock resistant electric toothbrush of claim 1, wherein: an anti-collision gap is formed between the driving frame and the tail frame.

9. The shock resistant electric toothbrush of claim 1, wherein: the end of the housing is fitted with a tail cap.

10. The shock resistant electric toothbrush of claim 9, wherein: one end of the tail cover extends into the shell and is connected with the tail frame.