CN212281741U

CN212281741U - Movable electric toothbrush brush head

Info

Publication number: CN212281741U
Application number: CN202021074793.9U
Authority: CN
Inventors: 崔宗波
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-01-05
Anticipated expiration: 2030-06-12

Abstract

A movable electric toothbrush brush head, the front end of the brush head body is a cavity body with an opening on the upper surface, a brush disc is arranged at the front end of the brush head body, a first brush disc is arranged at the head end of the brush head body, a downward bayonet is arranged below the first brush disc and is in an integral structure with the first brush disc, a first eccentric cam is arranged at the front end of a rotating shaft and is clamped in the bayonet, a second brush disc is slidably clamped on the brush head body at the rear part adjacent to the first brush disc, at least one sliding block is downwards arranged below the second brush disc and is in an integral structure with the second brush disc, an integral bulge is arranged on the sliding block, a second cam is arranged on the rotating shaft corresponding to the second brush disc, a spiral annular slide way matched with the bulge is arranged on the peripheral surface of the second cam, the structure is simple, the design is novel and unique, the vibration cleaning of the existing electric toothbrush brush head can be realized simultaneously during the tooth brushing, and, and the tooth brushing time is saved, the tooth brushing efficiency is improved, and good social and economic benefits are achieved.

Description

Movable electric toothbrush brush head

Technical Field

The utility model relates to the technical field of toothbrushes, in particular to a movable electric toothbrush head.

Background

Toothbrushes are appliances for cleaning teeth, and toothbrushes on the market mainly include manually operated toothbrushes and electric toothbrushes, wherein, compared with manually operated toothbrushes, electric toothbrushes can more thoroughly clean teeth, remove dental plaque, reduce gingivitis and gingival bleeding by using vibrations of toothbrush heads, and thus are favored by people, and electric toothbrushes generally include toothbrush handles and toothbrush heads, which basically do not need to be replaced, but only need to be charged or replaced with batteries, but are consumables and need to be replaced frequently, so as to keep clean and sanitary, and achieve a good cleaning effect.

At present, the structure of the electronic toothbrush head in market is complicated, and include more tiny spare part to the drive is electronic to drive the vibrations of toothbrush head and reach clean effect, but only leans on the vibrations of brush head, clean effect is general, in the use, still need the user like using ordinary toothbrush, the round trip movement so that reach better clean effect, this time of brushing teeth has just greatly increased, how to realize that the toothbrush head replaces artifical round trip movement, has not seen the public report up to now, consequently, the improvement to the electronic toothbrush head is imperative.

SUMMERY OF THE UTILITY MODEL

In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a movable electric toothbrush head, which can effectively solve the problems of general cleaning effect and tooth brushing requirement for manual back and forth movement of the existing electric toothbrush head.

In order to realize the purpose, the movable electric toothbrush brush head comprises a brush disc and a brush head body, wherein brush bristles are arranged on the brush disc, a shaft hole is arranged in the rear end of the brush head body, a through rotating shaft is arranged in the shaft hole, the front end of the brush head body is a cavity body with an opening on the upper surface, the brush disc is arranged at the front end of the brush head body and comprises a first brush disc and a second brush disc, the first brush disc is arranged at the head end of the brush head body, a downward bayonet is arranged below the first brush disc and is in an integral structure with the first brush disc, a first eccentric cam is arranged at the front end of the rotating shaft and is clamped in the bayonet to convert the self-rotating motion of the first eccentric cam into the reciprocating swing motion of the first brush disc around the center, the second brush disc is slidably clamped on the brush head body at the rear part adjacent to the first brush disc, at least one sliding block is arranged below the second brush disc, and the sliding block and the second, the sliding block is provided with an integrated bulge, a second cam is arranged on the rotating shaft corresponding to the second brush disc, and the peripheral surface of the second cam is provided with a spiral annular slide way matched with the bulge, so that the left-right reciprocating motion of converting the self-rotating motion of the second cam into the second brush disc is formed.

The utility model discloses simple structure, the modern design is unique, can realize simultaneously that current electric toothbrush brush head vibrations are clean when brushing teeth with replace the clear effect of manual brushing teeth, and saved the time of brushing teeth, improved the efficiency of brushing teeth, the brush hair of two kinds of different arrangements can more thorough clean oral cavity, has good society and economic benefits.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a sectional view of the first brush disk and the brush head body structure of the present invention.

Fig. 3 is a schematic structural view of a second cam in embodiment 1 of the present invention.

Fig. 4 is a schematic structural view of a second cam in embodiment 2 of the present invention.

Fig. 5 is a perspective view of the present invention.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

The movable electric toothbrush brush head comprises a brush disc and a brush head body, wherein brush hair is arranged on the brush disc, a shaft hole is arranged in the rear end 102 of the brush head body, a through rotating shaft is arranged in the shaft hole, the front end 101 of the brush head body is a cavity body with an opening on the upper surface, the brush disc is arranged at the front end 101 of the brush head body and comprises a first brush disc 2 and a second brush disc 3, the first brush disc 2 is arranged at the head end 103 of the brush head body 1, a downward bayonet 6 is arranged below the first brush disc 2 and is in an integral structure with the first brush disc 2, a first eccentric cam 7 is arranged at the front end of the rotating shaft 8, the first eccentric cam 7 is clamped in the bayonet 6 to convert the self-rotating motion of the first eccentric cam 7 into the reciprocating swing motion of the first brush disc 2 around the center, the second brush disc 3 is slidably clamped on the brush head body 1 at the rear part adjacent to the first brush disc 2, at least one sliding block 11 is arranged below the second brush disc 3, the sliding block 11 and the second brush disc 3 are of an integral structure, the sliding block 11 is provided with an integral bulge 11-1, the rotating shaft 8 corresponding to the second brush disc 3 is provided with a second cam 9, the peripheral surface of the second cam 9 is provided with a spiral annular slide way 10 matched with the bulge 11-1, and the second cam 9 is converted into the left-right reciprocating motion of the second brush disc 3 through the self-rotating motion.

For guaranteeing better implementation effect, 2 bottoms of first brush dish be equipped with first buckle 201, the head end 103 of the first body 1 of brush that corresponds is equipped with first block portion 104, first brush dish 2 is connected the dress at the head end 103 of the first body 1 of brush through first buckle and the cooperation of first block portion, 3 bottoms of second brush dish are equipped with the second buckle, be equipped with second block portion on the first body 1 of brush that corresponds, second buckle and the cooperation of second block portion are connected, constitute the slide that second brush dish 3 controlled about on the first body 1 of brush.

The first eccentric cam 7 is arc triangle, ellipse or circle, only the arc triangle is shown in the figure, but not limited to the above shape, as long as the regular eccentric cam all falls within the protection scope of the present invention.

The sliding distance of the second brush disc 3 on the brush head body 1 is 1-5 mm.

The slide way 10 on the outer peripheral surface of the second cam 9 is a long annular groove, the bulge 11-1 on the sliding block 11 is clamped in the groove, and the second cam 9 rotates to drive the sliding block 11 to move left and right, so that the integrated second brush disc 3 is driven to slide left and right on the brush head body 1.

The slide way 10 on the outer peripheral surface of the second cam 9 is a long annular flange, two sliding blocks 11 with the same structure are arranged below the second brush disc 3, the protrusions 11-1 on the 2 sliding blocks 11 clamp the flange, and the second cam 9 rotates to drive the sliding blocks 11 to move left and right, so that the second brush disc 3 is driven to slide left and right on the brush head body 1.

The first brush hairs 5 on the first brush disc 2 are vertically and upwardly and uniformly distributed on the first brush disc 2, and the second brush hairs 4 are uniformly distributed on the second brush disc 3 in a staggered and inclined manner.

The back of the front end 101 of the brush head body is provided with a water leakage hole 12.

The rear end of the brush head body 1 is arranged on an external toothbrush handle, and the rotating shaft 8 is connected with a motor shaft of a driving motor in the toothbrush handle through a coupler.

At least one sliding block 11 is arranged downwards in the middle of the lower surface of the second brush disc 3.

It should be noted that the present application is only a new design on the brush head of the electric toothbrush, and the motor driving structure is still the original structure, and therefore, is not given in the structure.

The utility model discloses when specifically using, realize by following mode.

Example 1

The brush head is arranged on the toothbrush handle (original part), the rotating shaft is connected with a motor shaft of a driving motor in the toothbrush handle (known technology), a switch on the handle is turned on, a motor is started to drive the rotating shaft to rotate, in the rotating process of the rotating shaft, the first eccentric cam and the second cam rotate along with the rotating shaft, when the first eccentric cam rotates, the self-rotating motion is converted into the reciprocating swing motion of the first brush disk around the center, when the second cam rotates, the sliding block rotates along with the second cam due to the fact that the sliding block is clamped in the groove on the second cam, the sliding block moves in the groove, due to the fact that the groove is in a spiral ring shape, the second cam rotates to drive the sliding block to do the left-right reciprocating motion in the groove, the sliding block moves to drive the left-right reciprocating motion of the second brush disk which is integrated, in the process of brushing teeth, the movement can be realized without hands, and the staggered, more do benefit to the cleanness, and brush head body front end back is equipped with the hole that leaks, and at the water and the toothpaste of brushing teeth in-process, can follow the hole that leaks at brush head body front end back and flow, first brush dish and second brush dish pass through buckle and block portion and brush head body cooperation and be connected, can be firmly with first brush dish and second brush dish with this body coupling of brush head, avoid first brush dish and second brush dish fly out in high-speed motion.

Example 2

Practical example 2 is the same as the toothbrush handle structure of practical example 1, and the difference lies in that the slide of second cam is the flange, is equipped with two sliding blocks that the structure is the same below the second brush dish, and the flange of second cam is cliied to the sliding block, rotates along with the second cam, and the sliding block moves along with the orbit of flange, because the flange is the spiral ring form, consequently the second cam rotates and drives the sliding block and do left and right reciprocating motion along with the flange, thereby the sliding block motion drives integrative second brush dish and do left and right reciprocating motion.

The utility model discloses can make different specifications according to adult and children's oral cavity variation in size, it is wide to be applicable to different crowds, and the range of application is wide.

The utility model discloses simple structure, there is not complicated accurate processing component, the modern design is unique, first brush dish uses eccentric form cam to drive the amplitude of oscillation motion that comes and goes, first eccentric cam rotates a week, cubic circumferential motion can be done to first brush body, compared with the prior art, at same time, the multiturn is once, time about 30% has been saved, in equal time, reach better clean effect, and the distribution form of first brush hair and second brush hair is different, can reach deeper clean effect, reciprocating motion about second brush dish is done through the second cam drive, manual round trip movement has been replaced, time saving and labor saving, power conversion efficiency is high, and can clean the position that is difficult for washing at ordinary times such as slit between teeth, oral health has been guaranteed, the innovation on the electric toothbrush, good society and economic benefits.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships 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. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. It is within the scope of the present invention that other equivalent embodiments may be modified or adapted from the teachings disclosed herein without departing from the scope of the present invention.

Claims

1. A movable electric toothbrush brush head comprises a brush disc and a brush head body, wherein brush hair is arranged on the brush disc, a shaft hole is arranged in the rear end (102) of the brush head body, a through rotating shaft is arranged in the shaft hole, the front end (101) of the brush head body is a cavity body with an opening on the upper surface, and the brush disc is arranged at the front end (101) of the brush head body, and the movable electric toothbrush brush head is characterized in that the brush disc comprises a first brush disc (2) and a second brush disc (3), the first brush disc (2) is arranged at the head end (103) of the brush head body (1), a downward bayonet (6) is arranged below the first brush disc (2) and is in an integral structure with the first brush disc (2), a first eccentric cam (7) is arranged at the front end of a rotating shaft (8), the first eccentric cam (7) is clamped in the bayonet (6), so that the self-rotating motion of the first eccentric cam (7) is converted into the reciprocating motion of the first, the second brush dish (3) slides and clamps on brush head body (1) adjacent to the rear portion of first brush dish (2), at least one sliding block (11) is arranged below the second brush dish (3) downwards, the sliding block (11) and the second brush dish (3) are of an integrated structure, an integrated bulge (11-1) is arranged on the sliding block (11), a second cam (9) is arranged on a rotating shaft (8) corresponding to the second brush dish (3), a spiral annular slide way (10) matched with the bulge (11-1) is arranged on the outer peripheral surface of the second cam (9), and the second cam (9) is converted into left-right reciprocating motion of the second brush dish (3) through self-rotating motion.

2. The movable electric toothbrush head according to claim 1, wherein a first buckle (201) is arranged at the bottom of the first brush disk (2), a first clamping portion (104) is arranged at the head end (103) of the corresponding brush head body (1), the first brush disk (2) is connected with the first clamping portion through the first buckle in a matching manner and is installed at the head end (103) of the brush head body (1), a second buckle is arranged at the bottom of the second brush disk (3), a second clamping portion is arranged on the corresponding brush head body (1), and the second buckle and the second clamping portion are connected in a matching manner to form a slide way that the second brush disk (3) moves left and right on the brush head body (1).

3. A movable electric toothbrush head according to claim 1, characterized in that the first eccentric cam (7) is arc-triangular, oval or circular.

4. The movable electric toothbrush head according to claim 1, characterized in that the second brush plate (3) slides on the brush head body (1) for a distance of 1-5mm from side to side.

5. The movable electric toothbrush head according to claim 1, wherein the slide way (10) on the outer peripheral surface of the second cam (9) is a long annular groove, the protrusion (11-1) on the sliding block (11) is clamped in the groove, and the second cam (9) rotates to drive the sliding block (11) to move left and right, so as to drive the integrated second brush disc (3) to slide left and right on the brush head body (1).

6. The movable electric toothbrush head according to claim 1, characterized in that the slide way (10) on the outer peripheral surface of the second cam (9) is a long annular flange, two sliding blocks (11) with the same structure are arranged under the second brush disk (3), the flanges are clamped by the protrusions (11-1) on the 2 sliding blocks (11), and the second cam (9) rotates to drive the sliding blocks (11) to move left and right, so that the integrated second brush disk (3) is driven to slide left and right on the brush head body (1).

7. The movable electric toothbrush head according to claim 1, characterized in that the first bristles (5) of the first brush disk (2) are vertically and upwardly distributed on the first brush disk (2), and the second bristles (4) are distributed on the second brush disk (3) in a staggered and inclined manner.

8. The movable electric toothbrush head according to claim 1, characterized in that a water leakage hole (12) is formed on the back of the front end (101) of the head body.

9. A movable electric toothbrush head according to claim 1, characterized in that the rear end of the head body (1) is mounted on an external toothbrush handle, and the rotating shaft (8) is connected with the motor shaft of a driving motor in the toothbrush handle through a coupling.

10. A movable electric toothbrush head according to claim 1, characterized in that at least one sliding block (11) is provided downwards in the middle below the second brush plate (3).