CN210990870U

CN210990870U - Shock-absorbing structure of toothbrush

Info

Publication number: CN210990870U
Application number: CN201921999106.1U
Authority: CN
Inventors: 方国洪; 李隆轩; 霍春飞
Original assignee: Zhejiang Yueli Electrical Appliances Co Ltd
Current assignee: Yueli Group Co.,Ltd.
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-07-14
Anticipated expiration: 2029-11-18

Abstract

The utility model relates to a clear technical field of tooth specifically discloses a shock-absorbing structure of toothbrush, including locating inside toothbrush holder, the vibrating motor of toothbrush main part, toothbrush holder tip integrated into one piece has the flexible piece, and toothbrush holder one end integral type shaping is kept away from to the flexible piece has the fixed block, and the fixed block is kept away from flexible piece one end and is leaned on there is the vibrating motor, and the fixed block outer wall can be dismantled and be connected with the transfer line, and the outside cover of transfer line has the toothbrush head. An object of the utility model is to provide a shock-absorbing structure of toothbrush to solve the technical problem of toothbrush main part vibration.

Description

Shock-absorbing structure of toothbrush

Technical Field

The utility model relates to a clean technical field of tooth.

Background

For example, Chinese utility model (patent number Z L200620102401.9) discloses a sonic vibration toothbrush, which comprises a brush head with bristles, a neck brush rod and a vibration part also used as a brush handle, wherein the vibration part is provided with a vibration joint and is connected with the neck brush rod through the vibration joint, the vibration source is a vibration motor, and the vibration rod and other elements such as a main body electric plate are arranged in a hand plate also used as the vibration part.

The toothbrush in the scheme has the main defects that the vibration source and the main body are arranged together and are easy to damage under high-frequency vibration, and the handle is also used as the vibration part to increase the vibration of the machine body, so that the part of a user holding the toothbrush can have larger vibration, the use experience is influenced, and the ideal effect cannot be achieved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shock-absorbing structure of toothbrush to solve the technical problem of toothbrush main part vibration.

In order to achieve the above object, the basic scheme of the utility model is: the utility model provides a shock-absorbing structure of toothbrush, is including locating inside toothbrush support, the vibrating motor of toothbrush main part, and the outside cover of vibrating motor is equipped with the transfer line, and the outside cover of transfer line is equipped with the toothbrush head, and the tip integrated into one piece that toothbrush support is close to vibrating motor has the flexure strip, and toothbrush support one end fixedly connected with fixed block is kept away from to the flexure strip, and vibrating motor locates the fixed block and keeps away from flexure strip one end.

The working principle and the beneficial effects of the basic scheme are as follows: this technical scheme utilizes the self elasticity shock attenuation of flexure strip, through adopting integrated into one piece's mode, makes the flexure strip can full play buffering effect, effectively reduces the amplitude that the flexure strip brought for toothbrush holder. In addition, the elastic metal sheet can return a part of swing force generated when the vibration motor rotates to the transmission rod under the reaction force of the elastic metal sheet so as to achieve the technical effect of further increasing the swing of the toothbrush head. Finally, the vibration sense of the toothbrush main body is reduced by the elastic metal sheet between the transmission rod and the toothbrush bracket.

Compared with the prior art, the technical scheme can fully realize the technical effect of buffering, can further increase the swing effect of the toothbrush head, is simple and convenient to operate, and effectively improves the cleaning effect of the toothbrush.

Further, a motor soft rubber is further arranged between the vibration motor and the fixed block, and the motor soft rubber is detachably connected with the fixed block.

This technical scheme adopts the mode of addding the motor flexible glue, further improves buffering effect, forms the technological effect of keeping apart between vibrator and the fixed block.

Furthermore, a positioning groove is formed in the side wall of the fixing block, and a positioning block matched with the groove is formed in one side, close to the fixing block, of the motor soft rubber.

This technical scheme adopts the mode of recess and protruding grafting to realize fixed connection, and the operating personnel of being convenient for on the one hand swiftly installs fixedly, and on the other hand also improves fixed connection's compactness between the two.

Further, a cylindrical cavity is formed in the transmission rod, an opening communicated with the cavity is formed in one end of the transmission rod, and the vibration motor, the motor soft rubber and the fixing block are accommodated in the cavity.

This technical scheme adopts the mode of inside loading, makes vibrating motor, motor flexible glue and fixed block establish in the inside of transfer line to vibrating motor more efficiently with the exciting force transmission to the transfer line on.

Furthermore, the outer wall of the fixed block is also extended with an annular convex block, the end face of the transmission rod close to the fixed block is provided with a groove, and the groove is matched with the convex block.

According to the technical scheme, the fixed connection between the fixed block and the transmission rod is realized by utilizing the insertion connection mode between the fixed block and the transmission rod, so that the technical effect of transmitting the exciting force of the vibration motor is further achieved.

Furthermore, one end of the elastic piece, which is far away from the toothbrush support, is fixed with the fixing block in an integrated forming mode.

This technical scheme adopts the integral type shaping between fixed block, flexure strip and the toothbrush support three to reduce the structure cooperation, avoid the clearance in cooperation space between the structure to produce the vibration, effectively reduce the amplitude of toothbrush.

Furthermore, the fixing block, the elastic sheet and the toothbrush bracket are integrally formed by adopting an injection molding process.

According to the technical scheme, the injection molding process among the fixing block, the elastic sheet and the toothbrush support is realized in an injection molding mode, so that the connection strength among the fixing block, the elastic sheet and the toothbrush support is enhanced, and the toughness among the fixing block, the elastic sheet and the toothbrush support is improved.

Further, the elastic sheet is an elastic metal sheet.

This technical scheme adopts the flexure strip of metal material, compares in plastics material flexure strip, and the metal flexure strip can avoid ageing at the excessive speed, effectively improves the life of flexure strip.

Furthermore, a soft rubber ring is padded between the transmission rod and the toothbrush main body, and two opposite ends of the soft rubber ring respectively abut against the end surface of the transmission rod and the end surface of the toothbrush main body.

This technical scheme is through addding soft rubber ring to play the cushioning effect of being connected between drive rod and the toothbrush main part, further reduce the vibration effect of toothbrush main part.

Furthermore, a columnar protrusion is arranged at one end, close to the motor soft rubber, of the fixing block, a plurality of annular limiting blocks are arranged on the protrusion outer wall array, the cross sections of the limiting blocks are wedge-shaped, and a limiting groove matched with the protrusion is formed at one end, close to the fixing block, of the motor soft rubber.

The technical scheme adopts a wedge-shaped inserting mode to strengthen the inserting and fixing connection mode between the fixed block and the motor soft rubber, and the problem of axial deviation between the fixed block and the motor soft rubber in the connection process is avoided.

Drawings

FIG. 1 is a front sectional view of a shock absorbing structure of a toothbrush according to an embodiment of the present invention;

FIG. 2 is an exploded sectional view of a shock absorbing structure of a toothbrush according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a partial structural view of a shock absorbing structure of a toothbrush according to an embodiment of the present invention;

FIG. 5 is a sectional view of the shock absorbing structure of a second toothbrush according to an embodiment of the present invention;

fig. 6 is a partially enlarged schematic view of a portion B in fig. 5.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the toothbrush comprises a toothbrush support 1, a toothbrush body 2, an elastic metal sheet 3, a fixing block 4, a positioning groove 5, a miniature vibration motor 6, a toothbrush head 7, motor soft rubber 8, a positioning block 9, a transmission rod 10, a protrusion 11, a groove 12 and a soft rubber ring 13.

Example one

Substantially as shown in figures 1, 2, 3 and 4: a shock-absorbing structure of a toothbrush comprises a toothbrush holder 1, wherein the toothbrush holder 1 is arranged inside a toothbrush main body 2. The end face of the toothbrush holder 1 is connected with an elastic metal sheet 3, and one end of the elastic metal sheet 3, which is far away from the toothbrush holder 1, is connected with a fixing block 4. The fixing block 4, the elastic metal sheet 3 and the toothbrush bracket 1 are integrally formed by injection molding. The fixed block 4 is the cylinder structure, and the fixed block 4 keeps away from the one end lateral wall of elastic metal thin sheet 3 and has two constant head tanks 5 of mutual symmetry along the circumference array. Fixed block 4 keeps away from 3 one end of elastic metal thin sheet and is connected with the motor flexible glue 8 of rubber material, and motor flexible glue 8 is close to fixed block 4 one side and is equipped with two with constant head tank 5 matched with locating piece 9, utilizes the grafting mode realization fixed connection of locating piece 9 and constant head tank 5 between motor flexible glue 8 and the fixed block 4. The end face of the motor soft rubber 8 far away from the fixed block 4 is abutted against the end face of the motor soft rubber with the model number as follows: ZWPD 010010's miniature vibrating motor 6, miniature vibrating motor 6's vibration output shaft fixed connection is in the one side of keeping away from motor flexible glue 8. The outside of the micro-vibration motor 6 is also provided with a transmission rod 10, a cylindrical cavity is formed in the transmission rod 10, one axial end of the transmission rod 10 is provided with an opening, the opening is communicated with the cavity of the transmission rod 10, and the micro-vibration motor 6, the fixed block 4 and the elastic metal sheet 3 are arranged in the cavity of the transmission rod 10. The axial outside of the fixed block 4 is provided with a bulge 11, the end surface of the transmission rod 10 provided with an opening is provided with a groove 12 which is matched with the bulge 11, and the bulge 11 and the groove 12 are fixed by a buckle. The outside cover of transfer line 10 is equipped with the excessive cooperation and has toothbrush head 7, and toothbrush head 7 one end integrated into one piece has brush head portion, evenly fixedly connected with a plurality of brush hairs on the brush head portion. The other end of the toothbrush head 7 is fastened and fixed on the toothbrush main body 2, a soft rubber ring 13 is further padded between the transmission rod 10 and the toothbrush main body 2, and two opposite end faces of the soft rubber ring 13 respectively abut against the end face of the transmission rod 10 and the end face of the toothbrush main body 2.

The specific implementation process is as follows: firstly, the micro-vibration motor 6 is started, the micro-vibration motor 6 drives the head of the transmission rod 10 to generate high-frequency vibration, and the vibration of the transmission rod 10 synchronously drives the synchronous vibration of the toothbrush head 7 so as to realize the vibration cleaning effect of the toothbrush head 7. Meanwhile, the tail of the miniature vibration motor 6 is buffered for the first time by using the motor soft rubber 8, so that the vibration of the motor 6 is absorbed, and the vibration sense of the hand 2 is reduced. Then the exciting force of the soft rubber 8 of the motor is transmitted to the elastic metal sheet 3 again, the elastic metal sheet 3 plays a role in vibration reduction again, and finally the toothbrush main body 2 and the toothbrush support 1 obtain the minimum vibration effect. In addition, the elastic metal sheet 3 returns a part of the swinging force generated by the miniature vibrating motor 6 to the transmission rod 10 under the reaction force of the elastic metal sheet 3, so as to achieve the effect of further increasing the swinging amplitude of the toothbrush head 7.

Example two

The difference between this embodiment and the first embodiment is that, as shown in fig. 5 and fig. 6, a protrusion with a cylindrical structure is disposed at one end of the fixing block 4 close to the motor soft rubber 8, four limit blocks with annular structures are uniformly arrayed on the outer wall of the protrusion along the axial direction of the protrusion, and the cross section of each limit block is in a wedge-shaped structure. One end of the motor soft rubber 8 close to the fixed block 4 is provided with a positioning hole, the inner diameter of the positioning hole is equal to the outer diameter of the protrusion of the cylindrical structure, and the inner wall of the positioning hole is provided with a limiting groove matched with the limiting block.

The specific implementation process is as follows: this embodiment adopts the mode of wedge grafting, and the in-process of protruding inserting the locating hole, the stopper cooperation goes into the spacing inslot to strengthen the grafting fixed connection mode between fixed block 4 and the motor flexible glue 8, avoid the problem that axial skew appears between the two in the connecting process.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be pointed out that to those skilled in the art, without departing from the structure of the present invention, a plurality of modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the utility of the present invention.

Claims

1. The utility model provides a shock-absorbing structure of toothbrush, is including locating inside toothbrush support, the vibrating motor of toothbrush main part, the outside cover of vibrating motor is equipped with the transfer line, the outside cover of transfer line is equipped with toothbrush head, its characterized in that: the toothbrush support is close to vibrating motor's tip integrated into one piece has the flexure strip, the flexure strip is kept away from toothbrush support one end fixedly connected with fixed block, vibrating motor locates the flexure strip one end is kept away from to the fixed block.

2. A shock-absorbing structure of a toothbrush according to claim 1, wherein: still be equipped with the motor flexible glue between vibrating motor and the fixed block, the motor flexible glue with the fixed block can be dismantled and be connected.

3. A shock-absorbing structure of a toothbrush according to claim 2, wherein: the side wall of the fixed block is provided with a positioning groove, and one side of the motor soft rubber close to the fixed block is provided with a positioning block matched with the groove.

4. A shock-absorbing structure of a toothbrush according to claim 3, wherein: the vibration motor, the motor soft rubber and the fixing block are accommodated in the cavity.

5. A shock-absorbing structure of a toothbrush according to claim 4, wherein: the outer wall of the fixed block is also extended with an annular convex block, the end face of the transmission rod close to the fixed block is provided with a groove, and the groove is matched with the convex block.

6. A shock-absorbing structure of a toothbrush according to claim 1, wherein: one end of the elastic piece, which is far away from the toothbrush bracket, is fixed with the fixing block in an integrated forming way.

7. A shock-absorbing structure of a toothbrush according to claim 6, wherein: the fixing block, the elastic piece and the toothbrush bracket are integrally formed by adopting an injection molding process.

8. A shock-absorbing structure of a toothbrush according to claim 1, wherein: the elastic sheet is an elastic metal sheet.

9. A shock-absorbing structure of a toothbrush according to claim 1, wherein: a soft rubber ring is padded between the transmission rod and the toothbrush main body, and two opposite ends of the soft rubber ring respectively abut against the end face of the transmission rod and the end face of the toothbrush main body.

10. A shock-absorbing structure of a toothbrush according to claim 2, wherein: the motor flexible glue is characterized in that one end, close to the motor flexible glue, of the fixing block is provided with a columnar protrusion, the protrusion outer wall array is provided with a plurality of annular limiting blocks, the cross sections of the limiting blocks are wedge-shaped, and one end, close to the fixing block, of the motor flexible glue is provided with a limiting groove matched with the protrusion.