CN204581571U - A kind of electric toothbrush - Google Patents

Abstract

This utility model provides a kind of electric toothbrush, comprise brush, brush holder support and handle, the global shape of described brush is cylindricality or is similar to cylindricality, the top of described brush holder support is provided with protective cover, and described brush is positioned at protective cover, and described brush holder support is positioned on handle, have battery and motor in handle, driven by motor brush carries out rolling and rotates; End face in protective cover is provided with lobe and depressed part, is correspondingly also provided with and the lobe that matches in protective cover and depressed part at the end face of brush, brush can also be vertically moved while rolling rotates; When therefore using this electric toothbrush to brush teeth, can realize vertically brushing teeth and laterally brushing teeth simultaneously, obtain more desirable cleaning effect.

Description

A kind of electric toothbrush

Technical field

This utility model relates to toothbrush art, is specifically related to a kind of electric toothbrush.

Background technology

Use existing ordinary toothbrush, people get used to doing lateral shuttle action, cannot clean teeth space; Use existing electric toothbrush, bristle, in dental surface reciprocating swing or vibration, also thoroughly cannot clean teeth space; And these toothbrushes also easily damage gingiva and oral cavity, permanent use after around teeth can produce dental calculus, therefore to arrive hospital every year and to look for a doctor toothwash.

Especially child, correctly cannot control brushing action, causes toothbrush " to push way by shoving or bumping " in oral cavity, and result had both been brushed totally, easily damages gingiva and oral cavity again.

Existing toothbrush is all without automated cleaning and functions/drying, and the residue after brushing teeth on bristle and the material such as water stain, easily cause bacterial growth and breeding, thus cause oral disease, gastroenteropathy, the generation of the diseases such as Odontogenic cysts sinusitis.

Optimal method of brushing teeth is perpendicular brush along teeth space direction, simultaneously again along the horizontal brush in gingival sulcus direction, down brushes, up brush during brush lower tooth when brushing tooth; Toothbrushes all at present all cannot realize this method well.

Chinese utility model patent (notification number CN203138734U) discloses a kind of electric toothbrush, although be provided with the function of erecting brush along teeth space direction when brushing teeth, but also there is shortcoming, its weak point is: brush and running part are the integrative-structure be fixedly connected with, and cannot realize brushing the horizontal brush function of sweeping along gingival sulcus direction.

Utility model content

The purpose of this utility model is, provides a kind of electric toothbrush can also carrying out horizontal brush while carrying out perpendicular brush, makes cleaning effect more desirable.

In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is as follows:

A kind of electric toothbrush, comprise brush, brush holder support, handle, described brush is provided with bristle, and brush is positioned on brush holder support, and brush holder support is positioned on handle, has power supply and electric device in handle, drives brush to rotate by electric device; The top of described brush holder support is provided with protective cover, and described protective cover is that to be located at brush peripheral and for the protection of the housing in semi-surrounding structure of brush, and it has a curved side and upper and lower two end faces; Described brush has the side of a cylindricality or approximate cylindricality and upper and lower two end faces, and its side is provided with bristle; Described brush is installed in protective cover, and the protected cover of the described brush of part surrounds; An end face in described protective cover or two end faces are provided with lobe with ∕ or depressed part, are provided with the depressed part that matches in protective cover with ∕ or lobe at an end face of described brush or two end faces.

Described electric device comprises power supply, motor, key switch etc.; described motor is connected with the brush in protective cover by actuating device; rotated by driven by motor brush; operation push-button switch can control velocity of rotation or the rotation direction of motor, thus changes velocity of rotation or the rotation direction of described brush.

Described brush is provided with bristle or bristle tuft, described bristle tuft in cylindricality or the solid surface that is similar to cylindricality, that is: be combined by many bristle pack and a branch of hair of being formed, its shape comprises flat bristle bundle, also comprises circular brush pieces; Described solid, that is: carry the supporting body of bristle or bristle tuft, its transverse cross-sectional shape comprises circle, oval, polygon.

Described bristle making material comprise animal wool, nylon yarn, Du Pont's silk, silica gel, soft plastic, other chemical synthetic material etc., its color comprises black, white, colour, Lycoperdon polymorphum Vitt.

On described brush, form string by the bristle of longitudinal arrangement or multiple bristle tuft, form one group by least string, each brush at least has two groups, and the bristle tuft in each group has different length and width.

Adopt multiple bristle tuft length as above, structure, shape and arrangement mode thereof, its object is to enable brush adapt to the tooth of different in width or shape better, for individual bristle, the brush dynamics of described bristle tuft is stronger, especially flat bristle bundle, when brushing teeth with roll mode, its brush area is larger, thus makes brush speed faster, not only can more effectively clean teeth space, gingival sulcus, tooth side and dental surface when brushing teeth, and can not gingiva be damaged.

The periphery of brush is located at by described protective cover, forms semi-surrounding structure to brush, and the protected cover encirclement of the described brush of part, its object is to, and makes the bristle of rotation can not touch other position in oral cavity except tooth, to protect oral cavity.

Described brush, while rotation, can also vertically move;

As a kind of optimal way, described brush is provided with magnetic, or the metallic object that can be attracted by magnetic, and described protective cover is provided with magnetic, or the metallic object that can be attracted by magnetic, its object is to make to be attracted each other by magnetic force between brush and protective cover;

Be provided with multiple lobe and depressed part in described protective cover, on described brush, also have multiple depressed part of matching and lobe accordingly, the shape of described lobe and depressed part comprises arc, streamlined or curved surface; The height of described lobe is 1mm to 9mm, and the degree of depth of described depressed part is 1mm to 9mm.

In the process that electric device drives brush to rotate, when shifting to the lobe in protective cover when the lobe on brush, they will overcome the sucking action of magnetic force, distance between brush and protective cover is increased gradually, when lobe shifts to depressed part, under the sucking action of magnetic force, distance between them reduces gradually, so constantly circulation, described brush also longitudinally can be reciprocated along brush while rotation, its frequency vertically moved is directly proportional to the quantity of described lobe and depressed part, its distance vertically moved is directly proportional to the height of described depressed part and lobe,

As another kind of optimal way, at least one end of described brush is provided with elastic device, and drive in brush rotation process at electric device as above, described elastic device will replace magnetic force sucking action, brush is produced while rotation and vertically moves.

Described brush holder support also can be movably connected on handle;

As a kind of optimal way, a gangbar is had in described brush holder support, gangbar is provided with magnetic devices or metal device, power transmission shaft on described handle is provided with metal device or magnetic devices, described gangbar is connected by magnetic attraction effect with power transmission shaft, thus by the power transmission of motor on brush;

Adopt this mode be connected by magnetic attraction effect, also there is the advantage of highly significant: when brushing teeth, if when brush runs into larger resistance because position is in the oral cavity improper, to the magnetic attracting force between gangbar and power transmission shaft be overcome and slowly rotate or stop operating, otherwise, if its resistance reduces after adjusting brush position, brush will automatically reply normal rotation, change the size of magnetic devices or metal device and adjustable magnetic attracting force; Therefore can effectively avoid damaging oral cavity and gingiva because of improper use; In addition, when this connected mode makes to be flexibly connected between brush holder support with handle, install or remove convenient;

As another kind of optimal way, the lower end of gangbar is fork-shaped connecting portion, and also there is the fork-shaped connecting portion matched with it corresponding described power transmission shaft upper end, and the advantage of this connected mode the dynamical stability of motor can be passed to brush.

Described protective cover also can be movably connected on brush holder support;

As the preferred mode of one, described protective cover and brush holder support are respectively equipped with screw thread, are threaded connection between the two;

As the preferred mode of another kind, described protective cover is connected by buckle with between brush holder support.

As the preferred mode of one, have control circuit board in described handle, described circuit board comprises battery charging unit, control unit, interface unit, display unit, memory cell, instruction input unit, audio signal processing unit, described brush, can bidirectional rotation under the effect of control circuit board and actuating device, and its rotating speed is 60 to 6000 revs/min.

As the preferred mode of another kind, in described handle, there is sound play device, comprise speaker, power amplifier, audio signal processing circuit, data memory module, data-interface.

As further preferred mode, use sound play device, mouth care knowledge can be play, method for brushing teeth introduction, entertaining story, cartoon class sound, nursery rhymes, cross-talk, music, the description of product, the contents such as information on services.

As further preferred mode, the data memory module in described handle, the service time of all right recording user, access times, occupation mode, the usage datas such as use habit.

As further preferred mode, in described handle, be provided with brush provision for disengagement, can easily brush dismantled or be installed in described protective cover.

As further preferred mode, described handle is provided with article-storage device, can store toothpick or toothpaste.

Compared with prior art, the beneficial effects of the utility model are:

1. when using electric toothbrush of the present utility model to brush teeth, owing to adopting the brush of cylindricality, under driven by motor, do 360 ° roll and rotate, can also vertically move while rolling rotates, make bristle can not only along the vertical brush in teeth space direction, and can along the transverse direction brush of gingival sulcus direction, obtain the cleaning effect of rationality more, in addition, brush speed is also faster, required time reduces, thus can save the time of more preciousnesses;

2. bristle is varied with the arranged in form of bristle tuft, its length, shape, structure and arrangement mode, to adapt to the tooth of difformity and width, thus can omnibearingly clean tooth, especially tooth side, teeth roots and teeth space; While acquisition ideal effect of cleaning, also can not damage gingiva, more be conducive to oral health;

3. adopt gangbar with between power transmission shaft by the mode that magnetic devices is connected, when brushing teeth, effectively can avoid because of improper use to the injury that oral cavity and gingiva are caused, to protect oral cavity and gingiva, therefore using this electric toothbrush safer;

4. described brush high speed rotating under the driving of electric device after brushing teeth, makes brush dry rapidly under the dual function of centrifugal force and wind, does not have residue or water stain residual, prevent bacteria breed;

5. the outer of brush is arranged with protective cover, can prevent the bristle rotated from touching other position in oral cavity except tooth, to protect oral cavity when brushing teeth;

6. brush can be changed separately, and use cost is low, significantly reduces abandoning of garbage, is more of value to environmental protection;

7. there is sound play device in brush holder, the content that interesting sound, music, method for brushing teeth introduction or other interest are very strong can be play.

Accompanying drawing explanation

Fig. 1 electric toothbrush schematic appearance

Fig. 2 has the brush top view of four groups of bristle tuft

Fig. 3 electric toothbrush internal structure schematic diagram

Fig. 4 has the brush upward view of three groups of bristles

The cross-sectional of Fig. 5 bristle tuft

A kind of brush upward view with three groups of bristle tuft of Fig. 6

A kind of brush upward view with four groups of bristle tuft of Fig. 7

Fig. 8 is used for the brush schematic diagram of brush front tooth

The equally distributed brush upward view of a kind of bristle of Fig. 9

Figure 10 electric device functional-block diagram

In figure: 101-lobe, 102-depressed part, 103-metallic object, 104-protective cover, 105-brush holder support, 106-gangbar, 107-metal device, 108-magnetic devices, 109-power transmission shaft, 110-speed key, 111-directionkeys, 112-play button, 113-options button, 114-release key, 115-hands handle, the upper fork-shaped connecting portion of 116-, fork-shaped connecting portion under 117-, 118-actuating device, 119-motor, 120-circuit board, 121-speaker, 122-battery, 123-interface, 124-draw-in groove, 125-article-storage device, 126-threaded joints, 201-brush lobe, 202-brush depressed part, 203-magnetic, 204-flat bristle bundle, 205-circular brush pieces, 206-solid, 207-pit-holes, 208-elastic device, 209-bristle.

Detailed description of the invention

In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with embodiment, this utility model is further elaborated; Should be appreciated that specific embodiment described herein only in order to explain this utility model, and be not used in restriction this utility model.

As shown in Fig. 1; the cylinder of the cylindrical geometric body 206 of brush is provided with circular brush pieces 205 and flat bristle bundle 204; two fairshaped lobe 201 and depressed part 202 is had respectively on brush top; and put the lobe 101 of 104 inner top surfaces with protection and depressed part 102 matches; brush top also has the magnetic 203 of a projection; the metallic object 103 caved in protective cover 104 end face matches; brush is installed in protective cover 104; the magnetic 203 of its projection inserts in the metallic object 103 of depression, and attracts each other.

A gangbar 106 is had in brush holder support 105, there is a lobe 101 on the top of gangbar 106, be connected with the pit-holes 207 of brush lower end, there is a metal device 107 gangbar 106 bottom, a power transmission shaft 109 is had on the top of handle 115, the top of power transmission shaft 109 is magnetic device 108, and matches with metal device 107, relies on the captivation between them power transmission shaft 109 and gangbar 106 to be linked together.

When teeth are brushed, if when brush runs into larger resistance because position is in the oral cavity improper, the magnetic attracting force overcome between gangbar 106 and power transmission shaft 109 is slowly rotated or stops operating, otherwise, if its resistance reduces after adjusting brush position, brush will automatically reply normal rotation; Change magnetic devices 108 or the metal device 107 i.e. size of adjustable magnetic attracting force, therefore, it is possible to protect oral cavity and gingiva better; In addition, when this connected mode makes to be flexibly connected between brush holder support 105 with handle 115, install or remove convenient.

When using this electric toothbrush, the driven by motor power transmission shaft 109 in handle 115 rotates, and power transmission shaft 109 drives gangbar 106 to rotate, gangbar 106 drives brush to rotate, brush is made to do continuous single roll brush along teeth space direction, instead of reciprocating swing or vibration, realize vertical teeth brushing way; Simultaneously; when the lobe 201 on brush is corresponding with the lobe 101 in protective cover; the captivation overcome between magnetic 203 and metallic object 103 moves down by brush; along with the rotation of brush; when lobe 201 is corresponding with depressed part 102; under captivation effect between magnetic 203 and metallic object 103; brush is moved up; iterative motion like this; thus make brush also have the effect vertically moved while rolling rotates; realize horizontal teeth brushing way, to reach more preferably cleaning effect simultaneously.

Press the speed key 110 adjustable velocity of rotation on handle 115; rotation direction can be changed by directionkeys 111; can stop or audio plays by play button 112, selectively key 113 can select the audio content of broadcasting, brush can be dismantled from protective cover by release key 114.

As shown in Figure 2; brush end face has lobe 201 and two depressed parts 202 of two arcs, and there is a depressed part 202 centre for connecting protective cover 104, the cylinder of brush has four groups of flat bristle bundles 204; often organize and have three row respectively, and the length of middle string is than the length on both sides.

As shown in Figure 3, the top of brush has three fairshaped lobe 201 and depressed part 202, and the end face in corresponding protective cover also has three fairshaped lobe 101 and depressed part 102, and the frequency vertically moved when brush is rotated is higher; An elastic device 208 is had in pit-holes 207 bottom brush; be made up of spring and ball; when brush being installed in protective cover 104; when the lobe 101 on gangbar 106 top inserts pit-holes 207; ball pressuring spring is shunk; insertion completes rear spring and upholds and withstand ball, and namely brush is mounted.

The cylinder of brush there are two groups of bristles be made up of chemical synthetic material 209, are structure as a whole with solid 206; When brush rotates; when its lobe 201 aims at the lobe 101 in protective cover 104; brush moves down the spring contraction making elastic device 208; when lobe 201 aligned recess 102; spring is upheld and brush is moved up; circulation like this reciprocates, and brush can also be vertically moved while rotation, reaches the object of vertically brushing teeth with laterally brushing teeth.

Have threaded joints 126 in the upper end of the lower end of protective cover 104 and gangbar 106, can be installed on brush holder support 105 by protective cover 104 easily, the side of protective cover 104 be the arcwall face of hollow out.

Brush holder support 105 and handle 115 are for being flexibly connected, and there is fork-shaped connecting portion 116 on a lower end of gangbar 106, corresponding with the lower fork-shaped connecting portion 117 on power transmission shaft, the dynamical stability of motor can be delivered on brush.

Rechargeable battery 122 is had in handle 115, can be charged to it by interface 123, velocity of rotation or the rotation direction of motor 119 can be controlled after circuit board 120 accepts operational order, motor by deceleration device 118 by power transmission to brush, rotate to drive brush.

Circuit board 120 comprises mu balanced circuit, control circuit, memory circuit, drive circuit, interface circuit, audio frequency processing circuit, power amplifier etc., also has sound-playing function, can play language by speaker 121, music, the contents such as especial sound signal, can insert the storage card having data in draw-in groove 124, can stored audio file, the data such as user's use information, can connect miscellaneous equipment by interface 123 and carry out data transmission.

Handle 115 also has an article-storage device 125, can toothpick be placed, or toothpaste, with easy to use.

Figure 4 shows that silica gel bristle 209 is arranged at the brush on solid 206 by a kind of integral formation method that uses, a foursquare pit-holes 207 is arranged at bottom, and the cross section of solid 206 is triangle.

Figure 5 shows that the transverse cross-sectional shape schematic diagram of circular brush pieces 205 and flat bristle bundle 204.

Figure 6 shows that the brush bottom schematic view with three groups of flat bristle bundles 204, rectangular pit-holes 207 is arranged at bottom, and flat bristle bundle 204 is made up of nylon yarn.

Figure 7 shows that the brush upward view with four groups of flat bristle bundles 204, bristle tuft 204 is made with silica gel, is obliquely installed with on the cylinder of solid 206 through integral forming process.

Figure 8 shows that a kind of comparatively short and small brush schematic diagram for brush front tooth, flat bristle bundle 204 is made with chemical synthetic material, is obliquely installed on the cylinder of solid 206 through integral forming process.

Figure 9 shows that a kind of bristle 209 is by the brush schematic diagram be evenly arranged on solid 206 cylinder, bristle 209 is made up of soft plastic material, is evenly arranged on the cylinder of solid 206 through integral forming process.

Figure 10 shows that electric device functional-block diagram, comprise interlock circuit unit and the assemblies such as control circuit, interface circuit, data processing circuit, data storage circuitry, audio amplifier circuit, drive circuit, push-button unit, speaker, data-interface, motor, draw-in groove, battery.

Above-described detailed description of the invention is only be described in detail to this utility model; and be not used in restriction protection domain of the present utility model; all within spirit of the present utility model or principle; any amendment of doing, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (10)

1. an electric toothbrush, comprises brush, brush holder support, handle, and described brush is provided with bristle, and brush is positioned on brush holder support, and brush holder support is positioned on handle, has power supply and electric device in handle, drives brush to rotate by electric device; It is characterized in that: the top of described brush holder support is provided with protective cover; described brush is installed in protective cover; the protected cover of the described brush of part surrounds; an end face in described protective cover or two end faces are provided with lobe with ∕ or depressed part, are provided with the depressed part that matches in protective cover with ∕ or lobe at an end face of described brush or two end faces.

2. electric toothbrush according to claim 1, is characterized in that: the shape of described lobe and depressed part comprises arc, streamlined, or curved surface; The height of described lobe is 1mm to 9mm, and the degree of depth of described depressed part is 1mm to 9mm.

3. electric toothbrush according to claim 1, it is characterized in that: described brush, comprise cylindricality or be similar to the solid of cylindricality, and the bristle be arranged on the cylinder of described solid or bristle tuft, described bristle tuft comprises flat bristle bundle, also comprise circular brush pieces, each bristle tuft is made up of many bristles.

4. electric toothbrush according to claim 3, is characterized in that: on described brush, forms string by the bristle of longitudinal arrangement or bristle tuft, forms one group, each brush at least has two groups by least string.

5. electric toothbrush according to claim 2, is characterized in that: described brush is provided with magnetic, or the metallic object that can be attracted by magnetic; Described protective cover is provided with magnetic, or the metallic object that can be attracted by magnetic.

6. electric toothbrush according to claim 2, is characterized in that: at least one end of described brush is provided with elastic device.

7. the electric toothbrush according to claim 5 or 6; it is characterized in that: in described protective cover, be provided with multiple lobe and depressed part; corresponding on described brush, be also provided with multiple depressed part of matching and lobe, described brush also can be vertically moved while rotation.

8. electric toothbrush according to claim 1, it is characterized in that: described brush holder support is removably movably connected on handle, gangbar in described brush holder support is provided with magnetic devices or metal device, power transmission shaft on described handle is provided with metal device or magnetic devices, described gangbar is connected by magnetic attraction effect with power transmission shaft, thus by the power transmission of motor on described brush.

9. electric toothbrush according to claim 1, is characterized in that: described protective cover is removably movably connected on described brush holder support.

10. electric toothbrush according to claim 1, is characterized in that: be provided with control circuit, data processing circuit, data storage circuitry, audio amplifier circuit, data-interface, speaker in described handle.