CN2273528Y - Piano key like bristle tooth brush - Google Patents

Abstract

The utility model relates to a piano key like bristle tooth brush which comprises a brush head, a brush holder and brush bristles and is characterized in that a cavity in which an air bag is installed is arranged in the brush head, the brush bristles are arranged in a brush bristle seat which is movably connected in a brush bristle seat hole of the brush head. The brush bristles can be telescopic because of the air bag in the brush head, so that each part of teeth can be brushed; the force on the tooth surface acted by all flocks of the toothbrush is approximately equal, which avoids hurting tooth glaze layer; the service life of the toothbrush is extended because the brush bristles do not need overly oppressed; the brush bristles are short and have small deformation, so the damage to the gum by the brush bristles is reduced.

Description

Piano type bristle toothbrush

The utility model is a kind of toothbrush, and it is that a kind of bristle can be as the toothbrush of the upper and lower motion of piano type.

The current toothbrushes bristle all is to be planted on the acrylic resin tooth brush, and bristle is isometric basically.When brushing teeth, the termination of bristle can only touch the smooth surface of tooth, and malalignment, the special tooth that caves in also have the teeth space place all not reach.People must firmly oppress bristle for the outwash tooth, make a part of bristle can touch the privileged sites of tooth, because head toothbrushes does not have elasticity, force another part bristle powerfully to brush the shave tooth face, so that flexural deformation.If things go on like this, the glaze of tooth scratches owing to being subjected to excessive grooming, and toothbrush also very easily damages.The various designs of open rotary toothbrush in patent gazette, these schemes are conceived to along brushing teeth tooth, still, all not have to solve and make toothbrush can comply with the dental surface actual conditions at any time, keep toothbrush pieces and each position of tooth extensively and appropriate contact between inscribe.

The purpose of this utility model provides a kind of piano type bristle toothbrush, and it can adjust bristle according to the concrete lazy condition of dental surface, makes extensive and appropriate each position of contact tooth of toothbrush pieces.

The utility model is achieved in that it comprises brush, shaves handle, bristle, and feature is to be provided with cavity in its brush, and air bag is housed in the cavity; Bristle is contained in scolds in the hair seat, and hair brush base is slidingly connected in the hair brush base hole of brush.

The backboard of brush is a drawing and pulling type; Binding tubule shape was planted hollow billet at the bottom of hair brush base had a hemispherical.

The short 3-5mm of the existing bristle of bristle.

The utility model has the advantages that bristle can stretch according to the concrete condition of tooth local surfaces, makes the slot of tooth and sunk part all obtain grooming owing in the brush air bag is arranged; Because the power that air bag acts on each hair brush base is identical, so the power that each pieces of toothbrush acts on dental surface also about equally, can avoid dental surface, and particularly the circular arc end face is subjected to excessive grooming and pulls the tooth glaze; Owing to need too not oppress bristle, just can guarantee that bristle and the good of the flank of tooth contact, the permanent deformation that has caused so avoided the bristle pressurized has prolonged service life of toothbrush; Its bristle is shorter, and rigidity is better, be out of shape little, thereby alleviated the damage of bristle to gum, to the protection gum favourable.

Details of the present utility model provides by following examples and accompanying drawing thereof:

Fig. 1 is the utility model general illustration.

Fig. 2 is that the part of Fig. 1 is schemed greatly.

Fig. 3 is the drawing and pulling type backboard schematic diagram of brush among Fig. 1.

With reference to the accompanying drawings, the utility model comprises brush 3, brush holder 7, bristle 1, but postnotum 4 pulls of its brush 3, and brush inside is provided with cavity, and air bag 5 is housed in the cavity; What bristle 1 was contained in hair brush base 2 plants 6 li of hollow billets, and hair brush base 2 is slidingly connected in the hair brush base hole of brush 3, is stuck at the bottom of the hemisphere face of hair brush base 2 in the hair brush base hole, make hair brush base 2 can only in contract, restore, and can not skid off.Bristle 1 more common bristle of the present utility model is lacked 3-5mm.

The utility model can be made all size as required, is fit to different crowd and uses; Except that above-mentioned style of opening, also can be made into enclosed type, the latter gets up brush and hair brush base to avoid dirt to enter in the brush cavity with membrane sealed.But opening brush 3 cavity antethecas have also blowdown of through hole 8.

This products material is cheap, and technology is simple, is a kind of new product that extensive prospect is arranged.

Claims (4)

1, piano type bristle toothbrush, it comprises brush, brush holder, bristle, feature is to be provided with cavity in its brush, and air bag is housed in the cavity; Bristle is contained in the hair brush base, and hair brush base is slidingly connected in the hair brush base hole of brush.

2, toothbrush according to claim 1, the brush that it is characterized in that it has the backboard of drawing and pulling type;

3, toothbrush according to claim 1, the hair brush base that it is characterized in that it have and link tubule shape at the bottom of the hemispherical and plant hollow billet.

4, toothbrush according to claim 1 is characterized in that the short 3-5mm of the existing bristle of its bristle.

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