CN210990866U

CN210990866U - Combined type vertical brushing electric toothbrush

Info

Publication number: CN210990866U
Application number: CN201921008784.7U
Authority: CN
Inventors: 刘平均
Original assignee: Shenzhen Dajingkai Technology Co ltd
Current assignee: Shenzhen Dajingkai Technology Co ltd
Priority date: 2019-07-01
Filing date: 2019-07-01
Publication date: 2020-07-14
Anticipated expiration: 2029-07-01

Abstract

The utility model discloses a combined type vertical brushing electric toothbrush, a direct current rotating motor 4 drives an eccentric wheel 7 to rotate through an eccentric gear set 5, a round pin 701 on the eccentric wheel 7 synchronously carries out small-amplitude circular motion, a swinging cylinder 8 can only relatively rotate through limiting cylinder 9 limiting freedom degree, the round pin 701 is positioned in a groove 803 of the swinging cylinder 8 and relatively slides to drive the swinging cylinder 8 to carry out reciprocating rotation, the swinging cylinder 8 drives a brush head 2 through an output shaft 804 to realize vertical brushing, in a limited space, the continuous rotation motion of a driving motor is converted into the reciprocating swing motion of the brush head 2, the vertical brushing action of the brush head 2 is realized, meanwhile, the direct current rotating motor 4 drives an eccentric runner 801 to rotate through a connecting flexible shaft 802, the high-speed rotation of the eccentric runner 801 can generate vibration, the eccentric runner 801 is rotationally fixed in the swinging cylinder 8, the brush head 2 is synchronously rotated through the output, under the action of vertical brushing and vibration, the cleaning effect of the electric toothbrush is better.

Description

Combined type vertical brushing electric toothbrush

Technical Field

The utility model relates to an electric toothbrush field specifically is an electric toothbrush is vertically brushed to combined type.

Background

Toothbrushes on the market are mainly manually operated toothbrushes and electric toothbrushes, among which electric toothbrushes can clean teeth more thoroughly, remove plaque, reduce gingivitis and gingival bleeding, compared to manually operated toothbrushes, and thus are highly preferred.

At present, two kinds of electric toothbrushes are available on the market, the first is a mechanical type rotating wheel rotating toothbrush which swings in a bristle plane of the toothbrush, the first type of electric toothbrush comprises a cantilever beam free end high-speed rotating vibration mode and an impact rotating wheel mode, and a high-speed rotating cam, an eccentric wheel or a crank impacts an extensive mechanical transmission mechanism of a rotating wheel mode working principle, wherein a rotating plane of the extensive mechanical transmission mechanism is parallel to the surface of teeth, gum gullets cannot be cleaned, and the tooth surface is greatly abraded. The second is a vibrating toothbrush, including mechanical eccentric vibration and linear electromagnetic deflection enhanced excitation electric toothbrushes, where the vibration is exponentially attenuated by cycles, the amplitude of the bristles appears large, but the mass of the bristles is of the order of milligrams, the output power actually used for brushing teeth is low, and the brushing effect is not ideal.

At present, the more scientific tooth brushing mode is a vertical brushing mode, so that gaps between teeth and occlusal surfaces can be effectively cleaned. However, the conventional electric toothbrush cannot achieve the purpose of correct tooth brushing due to the structure thereof, and cannot meet the use requirement.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a combined type vertical brushing electric toothbrush.

The utility model provides a technical scheme as follows that above-mentioned technical problem took:

a combined vertical brushing electric toothbrush comprises a brush head 2 and a shell 1, wherein a sealing ring 3, a battery and a driving mechanism are fixed in the shell 1, and the driving mechanism comprises

A direct current rotating motor 4 for providing power;

the eccentric gear set 5 consists of an output rotating shaft, an input rotating shaft and a gear, the input rotating shaft is coaxially linked with a rotating shaft of the driving motor, the output rotating shaft and the input rotating shaft of the eccentric gear set 5 are in meshing transmission through the gear, and the rotating shafts of the output rotating shaft and the input rotating shaft are not overlapped; in the finite space of the electric toothbrush, the eccentric output of the direct current rotating motor 4 is realized through the eccentric gear set 5, one end of the input rotating shaft is coaxially connected with the direct current rotating motor 4, the eccentric output is realized through the output rotating shaft, gears are fixed on the input rotating shaft and the output rotating shaft, and the space is saved through the gear meshing transmission.

The mounting seat 6 is fixed in the shell 1, and a concentric cylindrical table 601 is arranged on the mounting seat 6; the mounting seat 6 is used as a connecting piece of the driving mechanism and plays a role in bearing up and down.

The eccentric wheel 7 is connected with an output rotating shaft of the eccentric gear set 5, the eccentric wheel 7 is rotationally fixed in the shell 1 through a mounting seat 6, and a round pin 701 is arranged on the eccentric wheel 7; the eccentric wheel 7 is rotationally fixed on the mounting seat 6, the eccentric wheel 7 is driven by the output rotating shaft, and the eccentric wheel 7, the round pin 701 and the output rotating shaft form a crankshaft in an integrated mode in the embodiment, so that the output torque of the rotating motor can be multiplied by several times.

The brush head structure comprises a swinging cylinder 8, wherein the swinging cylinder 8 is sleeved outside a cylindrical table 601 of a mounting seat 6, the swinging cylinder 8 is rotatably fixed in a shell 1, the cylindrical table 601 is used for limiting the mounting height of the swinging cylinder 8, a groove 803 is formed in the swinging cylinder 8, a round pin 701 of an eccentric wheel 7 is positioned in the groove 803 and is used for driving the swinging cylinder 8 to swing in a reciprocating mode, an output shaft 804 is arranged on the swinging cylinder 8, the output shaft 804 penetrates through the shell 1, and the brush head 2 is detachably fixed on the output shaft 804. The cylinder limits the mounting height of the swing cylinder 8, and a gap is reserved between the swing cylinder 8 and the mounting seat 6 for mounting the eccentric wheel 7.

Preferably, the swing cylinder 8 is fixed in the housing 1 through a limit cylinder 9, the limit cylinder 9 is sleeved outside the swing cylinder 8, a pin 901 is arranged on the limit cylinder 9, and the limit cylinder 9 is fixedly connected with the mounting seat 6 through the pin 901.

Preferably, an eccentric runner 801 is rotatably fixed in the swing cylinder 8. The eccentric wheel 801 rotates to generate vibration, and the brush head 2 is driven to vibrate synchronously through the swinging cylinder 8.

Preferably, the eccentric rotating wheel 801 is connected with the input rotating shaft through a connecting flexible shaft 802, and the connecting flexible shaft 802 penetrates through the mounting base 6. One end of the input rotating shaft is connected with the motor, and the other end of the input rotating shaft is connected with the eccentric rotating wheel 801 through a connecting flexible shaft 802.

The utility model relates to an electric toothbrush is vertically brushed to combined type, in limited space, turn to the motion with driving motor's continuous commentaries on classics and turn into the reciprocating swing motion of brush head 2, realized the perpendicular brush action of brush head 2, accord with the scientific mode of brushing teeth, clean effect is better.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

The present invention will be described in detail with reference to the accompanying drawings so that the above advantages of the present invention can be more clearly understood. Wherein the content of the first and second substances,

FIG. 1 is an exploded view of a composite vertical brushing electric toothbrush of the present invention;

FIG. 2 is an exploded view of the driving mechanism of the combined electric toothbrush with vertical brushing;

FIG. 3 is a schematic view of a swing cylinder of a combined vertical brushing electric toothbrush of the present invention;

fig. 4 is a schematic view of an eccentric wheel of the combined vertical brushing electric toothbrush of the present invention.

Detailed Description

The following detailed description will be made with reference to the accompanying drawings and examples, so as to solve the technical problems by applying technical means to the present invention, and to fully understand and implement the technical effects of the present invention. It should be noted that, as long as no conflict is formed, the embodiments and the features in the embodiments of the present invention may be combined with each other, and the technical solutions formed are all within the scope of the present invention.

As shown in fig. 1-4, a combined vertical brushing electric toothbrush comprises a brush head 2 and a housing 1, a sealing ring 3, a battery and a driving mechanism are fixed in the housing 1, and the driving mechanism comprises

A direct current rotating motor 4 for providing power;

The utility model relates to a combined type vertical brushing electric toothbrush, a direct current rotating motor 4 drives an eccentric wheel 7 to rotate through an eccentric gear set 5, a round pin 701 on the eccentric wheel 7 synchronously carries out small-amplitude circular motion, a swinging cylinder 8 can only relatively rotate by limiting the degree of freedom through a limiting cylinder 9, the round pin 701 is positioned in a groove 803 of the swinging cylinder 8 and relatively slides to drive the swinging cylinder 8 to carry out reciprocating rotation, the swinging cylinder 8 drives a brush head 2 through an output shaft 804 to realize vertical brushing, in a limited space, the continuous rotation motion of a driving motor is converted into the reciprocating swing motion of the brush head 2, the vertical brushing action of the brush head 2 is realized, simultaneously the direct current rotating motor 4 drives an eccentric runner 801 to rotate through a connecting flexible shaft 802, the high-speed rotation of the eccentric runner 801 can generate vibration, the eccentric runner 801 rotates and is fixed in the swinging cylinder 8, the brush head, under the action of vertical brushing and vibration, the cleaning effect of the electric toothbrush is better.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The combined vertical brushing electric toothbrush comprises a brush head (2) and a shell (1), wherein a sealing ring (3), a battery and a driving mechanism are fixed in the shell (1), and the combined vertical brushing electric toothbrush is characterized in that the driving mechanism comprises a brush head (2) and a shell (1)

A DC rotating motor (4) for providing power;

the eccentric gear set (5) consists of an output rotating shaft, an input shaft and a gear, the input shaft is coaxially linked with a rotating shaft of the driving motor, the output rotating shaft and the input shaft of the eccentric gear set (5) are in meshing transmission through the gear, and the rotating shafts of the output rotating shaft and the input shaft are not overlapped;

the mounting seat (6) is fixed in the shell (1), and a concentric cylindrical table (601) is arranged on the mounting seat (6);

the eccentric wheel (7), the eccentric wheel (7) is connected with an output rotating shaft of the eccentric gear set (5), the eccentric wheel (7) is rotationally fixed in the shell (1) through a mounting seat (6), and a round pin (701) is arranged on the eccentric wheel (7);

swing drum (8), swing drum (8) cover is established outside cylindric platform (601) of mount pad (6), swing drum (8) rotate to be fixed in shell (1), and cylindric platform (601) are used for restricting the mounting height of swing drum (8), be equipped with recess (803) on swing drum (8), round pin (701) of eccentric wheel (7) are located recess (803) and are used for driving swing drum (8) reciprocating swing, be equipped with output shaft (804) on swing drum (8), output shaft (804) pierce through shell (1), brush head (2) can be dismantled and fix on output shaft (804).

2. The combined type vertical brushing electric toothbrush according to claim 1, wherein the swing cylinder (8) is fixed in the housing (1) through a limit cylinder (9), the limit cylinder (9) is sleeved outside the swing cylinder (8), a pin (901) is arranged on the limit cylinder (9), and the limit cylinder (9) is fixedly connected with the mounting seat (6) through the pin (901).

3. The combined upright electric toothbrush according to claim 1, wherein the oscillating cylinder (8) is rotationally fixed to an eccentric runner (801).

4. The combined vertical brushing electric toothbrush according to claim 3, wherein the eccentric runner (801) is connected with the input shaft through a connecting flexible shaft (802), and the connecting flexible shaft (802) penetrates through the mounting seat (6).