CN2395602Y - Bidirectional toothbrush - Google Patents

Abstract

The utility model relates to a bidirectional toothbrush which comprises a brush head and a brush rod, wherein, the brush head is a rectangular body, one side surface of the brush head is provided with the bristles, the other side surface opposite to the bristles is in a step-like shape, the middle of the planar side is provided with a screw hole, the inner part of the screw hole is screwed with a pin shaft; the side surface of the step, which approaches to the pin of the screw hole is protruded outward with a thin-type spring sheet; the brush rod is a rod-shaped body, the corner of one side at the end of the brush rod is in a concave shape and forms a corner slot, and the later back part is provided with a circular hole. When the brush rod and the brush head are in the same direction, the utility model is useful for cleaning the tooth surface and the back slot tooth. When the brush rod and the brush head are in the vertical direction, the utility model is useful for scientific tooth brushing in vertical direction. Thereby, the bidirectional toothbrush is a good tool for propagating the scientific vertical tooth brushing.

Description

Two-way toothbrush

The utility model relates to a kind of life appliance of cleaning teeth, exactly, relate to a kind of can realize brush holder support and brush in the same way with vertical two kinds of directions, thereby brush attachment or food detritus between the inside and outside flank of tooth and slot, the two-way toothbrush that takes care of one's teeth easily; Belong to the brush based article technical field in individual and the household goods.

People's interdental backlash is vertical, so the method for brushing teeth of science should be to use toothbrush to brush teeth up and down along the flank of tooth.Yet current toothbrushes generally adopts fasten bristles on the end of a brush holder support, and brush holder support and brush one structure in the same way, and this toothbrush only is suitable for laterally to brush teeth along the flank of tooth removes the attachment of the flank of tooth; But very not convenient when vertical motion, more feel during the teeth space of the tooth the inside of particularly brushing teeth difficulty to make food detritus or attachment in the teeth space be difficult for rejecting.This existing Tooth-brush structure of continuing to use many decades has been run counter to the reason that science is brushed teeth, and is unfavorable for popularizing the able-bodied science method for brushing teeth that ensures the people.Therefore, there are various personages to concentrate on studies and improve the structure of toothbrush, 91100645.1) and " (cylindrical rotating electric toothbrush " (number of patent application: 91111017.8) or the like succeeded in developing " rotary toothbrush " (number of patent application 90109336.X), " hang operated tooth brushing device " (number of patent application: for this reason, but, the above-mentioned structure that these improve toothbrush is all quite complicated, also needing of having uses power supply as power, not only be not easy to make and use, and the cost height, be unfavorable for very much promotion and application.

The purpose of this utility model provides and a kind ofly can overcome the defective that existing toothbrush is not easy to vertically brush teeth, two-way toothbrush simple in structure, with low cost, easy to utilize.

The utility model is achieved in that and includes brush and brush holder support two parts, it is characterized in that: brush is a cuboid, and the one side is provided with bristle, is one step-like with the opposing another side of bristle, be provided with screw in the middle of its planar side, spiral shell is provided with a bearing pin in this screw; Bearing pin place near screw on step side outwards convexes with a thin type shell fragment; Brush holder support is a rhabodoid, and its end one side corner sections is inner concavity and forms chamfered groove, and just is provided with a circular hole after a while.

The both ends of the surface of above-mentioned cuboid brush are circular arc.

Above-mentioned brush holder support and brush all are made of plastic.

Above-mentioned thin type shell fragment is made with duroplasts, perhaps makes with sheet metal.

The utility model is on the basis of traditional toothbrush structure, sets up a brush that separate with brush holder support, which is provided with rotating shaft, and brush holder support can rotate 90 degree around this rotating shaft, and brush holder support can be carried out in the same way and vertical two kinds of selections that direction is brushed teeth easily.The utility model is when brush holder support and brush are in that brush teeth in the position in the same way, inherit traditional brushing teeth and helped cleaning the advantage of the flank of tooth and pit tooth, and when brush holder support and brush are in vertical direction and brush teeth, then being particularly conducive to vertical science brushes teeth, the toothbrush in the same way that has overcome traditional form is unfavorable for the shortcoming of vertically brushing teeth, and provides practicable material instrument for popularizing vertically brushing teeth of science.

Brush holder support of the present utility model and brush-head structure are very simple, available plastic injection-moulded making, and easily manufactured, occupation mode and traditional toothbrush are close, and help penetration and promotion and use, be a kind of quite promising toothbrush.

Below in conjunction with accompanying drawing, describe structure of the present utility model, feature and use in detail.

Fig. 1 is the schematic diagram that the utility model brush holder support and brush are in vertical direction.

Fig. 2 is the schematic diagram that the utility model brush holder support and brush are in horizontal direction.

View and stereogram thereof that Fig. 3～Fig. 6 is the overlooking of the utility model brush, the master looks, three directions are looked on a left side.

Fig. 7 is the vertical view of the utility model brush holder support.

Fig. 8 is the structural representation of the utility model brush holder support.

Referring to Fig. 1～Fig. 8, the utility model is a kind of two-way toothbrush of novel structure, includes brush 10 and brush holder support 20 two parts, and wherein, brush 10 is a cuboid, and the both ends of the surface of this cuboid brush 10 are circular arc.The one side is provided with bristle 11, and the structure and the shape of the structure of bristle 11 and shape and traditional toothbrush are basic identical, are used for cleaning teeth.Be one step-like with the opposing another side of bristle 11, be provided with screw in the middle of its plane 12 sides, spiral shell is provided with a bearing pin 13 in this screw; The purposes of bearing pin 13 is that to make the brush holder support 20 that has circular hole 22 can serve as that axle rotates with it, thus produce brush holder support 20 and brush 10 in the same way with vertical both direction.Rotating shaft 13 places near screw 12 on step side 14 convex with a thin type shell fragment 15 outwardly-bent slightly and elasticity is stronger, and these thin type shell fragment 15 usefulness duroplasts are made, and perhaps make with sheet metal and also can.Thin type shell fragment 15 bandy purposes are to strengthen its elasticity, turn to when vertical the outwards tight brush holder support 20 of bullet with convenient brush holder support 20 with brush 10, when brush holder support 20 turns to brush 10 in the same way, can tightly block brush holder support 20 head indent chamfered grooves 21, make brush holder support 20 no matter be with brush 10 in the same way or when vertical with brush 10, can both keep steady status.Brush holder support 20 is a rhabodoid, and its end one side corner sections is inner concavity and forms chamfered groove 21, and its effect is when brush holder support 20 turns to brush 10 in the same way, can tightly block the thin type shell fragment 15 on brush holder support 20 heads so that the utility model when being in the same way state structure firm; And brush holder support 20 after a while the side be provided with a diameter slightly greater than brush holder support 20 in the circular hole 22 of cylindrical bearing pin 13 diameters, its effect is to be enclosed within on the cylindrical bearing pin 13 of brush 10, and as axle, brush holder support 20 can be rotated about it.Two angles, the end of brush holder support 20 all are designed to slick and sly chamfering, so that brush holder support 20 rotates flexibly.Above-mentioned brush holder support 20 and brush 10 are all made with plastic injection-moulded.

Fig. 1 shows is that the utility model brush holder support 20 is in the assembling schematic diagram with brush 10 vertical direction.Fig. 2 shows is that the utility model brush holder support 20 is in and the brush 10 levels assembling schematic diagram of direction in the same way, and this moment, brush holder support 20 can rotate around the bearing pin on the brush 10.Because the acting in conjunction of shell fragment 15 and indent chamfered groove 21, make brush holder support 20 to turn to state in the same way from inside groove 21 directions of plumbness, be that slewing area only is 90 degree, simultaneously, make brush holder support 20 only vertical with brush 10 and in the same way during two states, just can be in rock-steady structure, till changing its direction artificially.When brush holder support 20 and brush 10 were vertical, brush holder support 20 heads pressed thin type shell fragment 15, and thin type shell fragment 15 also presses brush holder support 20 heads simultaneously, makes plumbness stable; When brush holder support 20 with brush 10 in the same way the time, thin type shell fragment 15 is outwards upspring, and tightly withstands groove 21 lower curtates of brush holder support 20 simultaneously, makes in stable condition in the same way.

When using the utility model on inside and outside the reaching of the more outer most of tooth of brush, can make brush holder support 20 and brush 10 keep plumbness, and at brush during near the tooth of inboard, oral cavity, then can be lightly one bumping (perhaps breaking off with the fingers and thumb) on the toothbrush head thin type shell fragment 15 1 side direction tooth mugs with have gentle hands light one, just part is in state in the same way, so that clean inboard tooth.By the conversion method to vertical direction is also the same substantially in the same way.In a word, the utility model can carry out brush holder support 20 and the brush 10 vertical and instant conversions of two states in the same way easily, and vertically brushing teeth of science can be realized easily.The utility model provides practicable material instrument for popularizing vertically brushing teeth of science

Claims (4)

1, a kind of two-way toothbrush includes brush and brush holder support two parts, it is characterized in that: brush is a cuboid, and the one side is provided with bristle, is one step-like with the opposing another side of bristle, is provided with screw in the middle of its planar side, and spiral shell is provided with a bearing pin in this screw; Bearing pin place near screw on step side outwards convexes with a thin type shell fragment; Brush holder support is a rhabodoid, and its end one side corner sections is inner concavity and forms chamfered groove, and just is provided with a circular hole after a while.

2, two-way toothbrush as claimed in claim 1 is characterized in that: the both ends of the surface of above-mentioned cuboid brush are circular arc.

3, two-way toothbrush as claimed in claim 1 is characterized in that: above-mentioned brush holder support and brush all are made of plastic.

4, two-way toothbrush as claimed in claim 1 is characterized in that: above-mentioned thin type shell fragment is made with duroplasts, perhaps makes with sheet metal.

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