CN211834836U

CN211834836U - Hand-free electric toothbrush

Info

Publication number: CN211834836U
Application number: CN202020117871.2U
Authority: CN
Inventors: 江琴; 杨雪琦; 叶袆旎; 戴伟; 李大永
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-11-03
Anticipated expiration: 2030-01-19

Abstract

The utility model discloses an electric toothbrush who exempts from to hand, its characterized in that: including brush head (1), brush rotating assembly (7), swing subassembly (8), flexible subassembly (9), grip block (2) and on adnexed each functional unit, include: singlechip control circuit board (5), battery (3), loudspeaker (4), shift knob (10) and baffle (6). The hard part clamped around the ear is linked with the motor to drive the brush head (1) to form a brushing path. The utility model realizes that the toothbrush can be continuously held by the arm in the process of brushing teeth, and a whole set of tooth brushing process can be completed only by opening the mouth according to the prompt. The utility model not only vacates the arm to do other things, saves the time of the user, but also helps to ensure the quality and the comprehensiveness of brushing teeth.

Description

Hand-free electric toothbrush

Technical Field

The utility model relates to an electric toothbrush who exempts from to hand belongs to the electric toothbrush field.

Background

The oral health is not only related to the quality of life of people, and researches find that the quality of teeth is closely related to the life span of people: good teeth enable the elderly to chew harder foods, and are less prone to malnutrition than elderly who have poor teeth and are only able to eat liquid foods. Daily tooth brushing is the primary way for people to maintain oral health.

At present, the traditional toothbrush needs the strength and frequency of the arm action of a person to brush, and the labor is easily ignored by the person: the teeth are brushed at the same time, but the tooth brushing effect cannot be guaranteed. The electric toothbrush replaces the brushing action of a person to a certain extent, and the high-frequency vibration or rotation of the electric toothbrush enables the brush head to generate high-frequency vibration to instantly decompose toothpaste into fine foam to deeply clean slits between teeth, and meanwhile, the vibration of the brush hair can promote the blood circulation in the oral cavity, so that the electric toothbrush has a massage effect on gum tissues.

Electric toothbrushes solve the problem of "how to brush", but the problem of "where to brush" is still completely determined by the person. This creates a certain risk because people can easily habitually ignore certain parts, or they can quickly and easily get a picture without care. Meanwhile, the rod end of the electric toothbrush is provided with a heavy battery, people must always hold the toothbrush, and modern people with busy lives urgently need to save the holding action. At present, no product or utility model on the aspect appears, people mostly apply other cleaning modes such as negative pressure, ultrasonic wave and the like to the electric toothbrush, or do a lot of work on the appearance and the human-computer interface of the electric toothbrush product, but neglect the design of the existing electric toothbrush which is not perfect but not difficult to realize.

The starting point of the utility model is that: since the machine helps people to brush their teeth better, can people leave this labor with confidence and enjoy healthy teeth without doing any action that can help people?

It can be easily inferred that if a person were to have both hands free for other things while brushing their teeth, then the duration of their brushing will increase.

SUMMERY OF THE UTILITY MODEL

The utility model provides a hand-free electric toothbrush, which is worn near the ear of a person and extends in front of the mouth of the person like a mask. It has three motors, two of which control the position of the brush head, which travels around the teeth according to a fixed program.

The electric toothbrush of the utility model can be divided into two parts: a moving part and a support part.

Wherein the motion part mainly comprises: brush head, brushing rotating component, swing component and flexible subassembly. The swinging component and the telescopic component are matched in movement to drive the brush head to move along a required path. The brushing and rotating component drives the brush head to rotate, so as to realize the brushing and cleaning action of the common electric toothbrush.

Wherein the support part is the grip block and each functional unit attached thereto, mainly comprising: singlechip control circuit board, battery, loudspeaker, shift knob and baffle.

The brush head extends into the mouth and comprises a brush with external teeth, a brush with horizontal surface and a brush with internal teeth for cleaning different tooth surfaces. When different parts are cleaned, the horn gives out a prompt sound to make the mouth of a person perform corresponding actions. When the external tooth surface is cleaned, the user is prompted to have a smile when the brush head is wound around the external tooth for a circle. When the horizontal surface of the teeth is cleaned, the user is prompted to laugh the mouth, and the brush head is wound around the horizontal surface of the teeth for one circle. When cleaning the inner tooth surfaces of the teeth, the user should be reminded to take the o- (o) -state, and the brush head is wound around the inner tooth surfaces of the teeth for one circle.

The product is designed according to the average tooth size of human. Due to the flexibility of the bristles on the head, large dimensional deviations are allowed.

The holding plate is made of elastic metal, and the tail end of the holding plate is held at hard parts such as the back of ears and cheeks to obtain supporting force. The battery is arranged behind the ear to balance the weight in front of the mouth, which is more beneficial to clamping. Two battery are respectively arranged at the two ears.

The baffle is arranged in the middle of the clamping plate, the tail end of the baffle is pressed against the chin of a person, and the weight of the brush head, the brushing rotating assembly, the swinging assembly and the telescopic assembly is balanced. The baffle can also catch saliva and foam flowing out in the brushing process, and clothes are not easy to be polluted. Thus, people can brush teeth while watching the computer without waiting in a washroom.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. when brushing teeth, the whole action of brushing teeth can be completed without hand holding and guiding, which is convenient for people and saves worry for people.

2. The whole procedure is ensured to be carried out once every time of tooth brushing by programmed tooth brushing, and the tooth brushing quality is ensured.

3. The hands are liberated, other things can be done when brushing teeth, and with the utility model, brushing teeth is not a time-consuming problem.

4. The baffle ensures that the surrounding environment cannot be polluted by foam and water in the process of brushing teeth, so that people can freely walk when brushing teeth and are no longer confined in a wash basin.

Drawings

Fig. 1 is an overall view from the perspective of wearing by a user.

Fig. 2 is a side view of the present invention.

Fig. 3 shows the moving part (the split motor base is open).

Fig. 4 shows the moving part (the motor base is separated and closed).

Fig. 5 shows the first half 7.1 of the split motor base.

Fig. 6 is a general view with the shutter 6 removed.

Fig. 7 is a general view of an embodiment including a detachable shutter 6.

Fig. 8 is a side view of an embodiment comprising a removable baffle 6.

The figures show that:

Detailed Description

The present invention provides a hand-free electric toothbrush, which is further described below with reference to the following embodiments and accompanying drawings. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.

As shown in fig. 1 to fig. 6, the present invention mainly comprises 2 parts: a moving part and a support part.

Wherein the motion part mainly comprises: brush head 1, brushing rotation subassembly 7, swing subassembly 8 and telescopic assembly 9. The movement of the oscillating assembly 8 and the telescopic assembly 9 cooperate to move the brush head 1 along a desired path. The brushing rotary component 7 drives the brush head 1 to rotate, so as to realize the brushing action of the common electric toothbrush.

The brushing rotary component 7 is composed of split motor bases 7.1 and 7.3 and a brushing rotary motor 7.2. The first half 7.1 of the split motor base and the second half 7.2 of the split motor base are connected through bolts, fixed with each other and wrap the rotary motor 7.2 for brushing. As shown in fig. 5, their tail portions are flat and have a flat shaft hole 7.1.1 penetrating through both. And a rotary motor wiring hole 7.0 is arranged on the first half 7.1 of the split motor base and used for wiring the rotary motor 7.2 for brushing.

The swing component 8 consists of a swing motor 8.1 and a swing head 8.2. The stator of the swing motor 8.1 is fixed on the swing head 8.2, the output shaft of the swing motor 8.1 is a flat shaft, and the flat shaft is matched with the flat shaft hole 7.1.1, and the motor swings when rotating.

The telescopic assembly 9 consists of a telescopic screw 9.1, a rotating nut 9.2 and a hollow shaft motor 9.3. This is a motor driving a nut which drives the lead screw nut mechanism of the screw. Optionally, the hollow shaft motor 9.3 may be a hollow shaft brushless pan/tilt motor, the middle of which is hollow, and through which the telescopic screw 9.1 can pass, and the end face of which has a mounting hole, and the end face of the rotor is used for mounting the rotating nut 9.2. The stator end face is used for connecting the clamping plate 2.

The swing motor 8.1 and the hollow shaft motor 9.3 are linked with each other to fit a tooth brushing path. There are three paths: outer flank, tooth level, inner flank. When the user walks the corresponding path, the loudspeaker 4 gives a prompt to the user to make a corresponding mouth shape.

The support part is the holding plate 2 and each functional component attached thereon, and mainly comprises: the singlechip control circuit board 5, the battery 3, the loudspeaker 4, the switch button 10 and the baffle 6.

The clamping action mainly depends on the elastic deformation of the clamping plate 2 to extrude the cheeks and the hard parts behind the ears, so that friction force is generated, and the whole device is not easy to fall off. The battery 3 is also arranged behind the ears to form a lever taking the clamping point as a fulcrum, so that the weights of the brush head 1, the brushing rotating component 7, the swinging component 8 and the telescopic component 9 in front of the human mouth are balanced. In addition, the apron 6 is fixed to the holding plate 2 at one end and rests against the chin of the person, so that the apron 6, the holding plate 2 and the person form a closed structure, which increases its rigidity.

The baffle 6 is detachably connected with the clamping plate 2.

Preferably, the blocking plate 6 can be fixed on the holding plate 2 by a spring clip, and the end of the blocking plate 6 is a spring clip which is connected with or disconnected from the holding plate 2 by a control spring clip.

Preferably, fig. 7 shows an embodiment of the baffle 6, which comprises two parts, namely a detachable baffle 6.1 and a baffle fixing part 6.2. As shown in fig. 8, the baffle fixing member 6.2 is provided with densely distributed comb teeth, and the size of the gap between the comb teeth is just equal to the thickness of the detachable baffle 6.1, so that the detachable baffle 6.1 can be inserted into the gap between the comb teeth for fixing. The user selects which gap to insert according to the physical characteristics of the user, and the length of the gap just supporting the chin is adjusted.

Singlechip control circuit board 5 has controlled motor 8.1 and 9.3's route and loudspeaker 4, is the utility model discloses a brain. During product design, the characteristics of the crowd are integrated, and the design is carried out according to the average bone data suitable for most people.

Preferably, the products are divided into three types, namely big, middle and small, so that consumers can choose the products according to the body and face characteristics.

Preferably, the size of the brush head 1 is selected to cope with individual differences.

When the toothbrush is used, toothpaste is coated on the brushes at the positions of the brush A with the outer teeth, the brush B with the horizontal plane and the brush C with the inner teeth of the brush head 1, and a user rinses the mouth of the toothbrush and dips the mouth of the toothbrush to be wet. The hand of a person spreads the clamping plate 2 open and clamps it in the corresponding position near the ear. When the switch button 10 is pressed, the rotary brushing motor 7.2 starts to operate.

The brush head 1 extends into the mouth and comprises a brush A with external teeth, a brush B with horizontal surface and a brush C with internal teeth for cleaning different tooth surfaces. When different parts are cleaned, the loudspeaker 4 gives out a prompt sound to make the mouth of a person perform corresponding actions. When the external tooth surface is cleaned, the user is prompted to have a smile when the brush head 1 surrounds the external tooth for a circle. When the horizontal surface of the teeth is cleaned, the user is prompted to laugh, and the brush head 1 rotates around the horizontal surface of the teeth. When cleaning the inner tooth surfaces of the teeth, the user should indicate "-", and the brush head 1 is wound around the inner tooth surfaces of the teeth for one circle.

After the three circles are run out, the motor automatically stops rotating. For the embodiment of fig. 7 and 8, the electric toothbrush is stored after the person removes and flushes the removable barrier 6.1. For embodiments in which the end of the flapper 6 is a spring clip, releasing the spring clip disengages the flapper 6 from the clamping plate 2.

The utility model can firmly fix the electric toothbrush on the head of a person, automatically complete the positioning and brushing of tooth brushing and liberate both parties; and the foam and splashed water generated during tooth brushing are blocked and collected, so that a user can be separated from the wash basin during tooth brushing, and the movement of the user is free.

Claims

1. Exempt from handheld electric toothbrush, its characterized in that includes: the brush head (1), the brushing rotating component (7), the swinging component (8), the telescopic component (9), the clamping plate (2) and all functional parts attached to the clamping plate;

the attached features include: the single chip microcomputer control circuit board (5), the battery (3), the loudspeaker (4), the switch button (10) and the baffle (6);

the brush head (1) extends into the mouth; the swinging component (8) is matched with the telescopic component (9) in motion to drive the brush head (1) to move along a required path;

the brushing and rotating component (7) drives the brush head (1) to rotate, so as to realize the brushing and cleaning action of the common electric toothbrush;

the clamping plate (2) is worn on the head of a person, and the tail end of the clamping plate (2) is clamped at hard parts such as the back of ears and cheeks to obtain supporting force;

the baffle (6) is arranged in the middle of the clamping plate (2), and the tail end of the baffle is pressed against the chin of a person

The batteries (3) are arranged behind the ears, and one battery is arranged at each of the two ears.

2. The hands-free electric toothbrush of claim 1, wherein: the clamping plate (2) is fixed on the hard part near the ear through elasticity; the battery (3) is arranged behind the ear, and the baffle (6) is pressed against the chin to form a closed structure with the human body and the clamping plate (2).

3. The hands-free electric toothbrush of claim 2, wherein: the baffle (6) comprises a detachable baffle (6.1) and a baffle fixing piece (6.2);

the baffle fixing piece (6.2) is provided with densely distributed comb teeth, and the thickness of the detachable baffle (6.1) is just equal to the size of a gap between the comb teeth; the baffle fixing piece (6.2) is fixed on the clamping plate (2) through a bolt.

4. The hands-free electric toothbrush of claim 2, wherein: the end of the baffle (6) is provided with a spring clamp, and the baffle (6) is detachably connected with the clamping plate (2) through the spring clamp.

5. The hands-free electric toothbrush of claim 1, wherein: the swinging component (8) and the telescopic component (9) are linked to form a brushing path.

6. The hands-free electric toothbrush of claim 1, wherein: the brush head (1) is distributed with three positions of an external tooth brush (A), a horizontal plane brush (B) and an internal tooth surface brush (C), and different paths are used when different positions are brushed.

7. The hands-free electric toothbrush of claim 1, wherein: the material of the clamping plate (2) for providing elasticity required by wearing is memory metal.