CN2209960Y - Replacement type motor rotating tooth-brush - Google Patents

Abstract

The utility model relates to a replacement type motor rotating toothbrush which is mainly composed of a toothbrush (2), a protective sleeve (1), a connector (4), a base, etc. The replacement type motor rotating toothbrush is characterized in that the handle of the toothbrush (2) is provided with a slotted hole; a small spring bead (8) in the hole and the shaft of a motor (3) are cooperated with corresponding concave pits in the hole, which can realize the fixation. When the toothbrush is replaced, a little force is applied, and the toothbrush can be taken out. The replacement function of the utility model can be realized. In addition, the connector (4) and the base are movably connected, and a dry battery and an ac power supply can both be used. The utility model has the advantages of simple structure, convenience and practicability. One family only needs one motor device.

Description

Replacement type motor rotating tooth-brush

This utility model relates to a kind of electronic rotary toothbrush.

At present, the toothbrush of selling on the market is all monolateral toothbrush, and people's common practice in Dragsaw type, about the mode of brushing teeth, like this, amass in the dirt of teeth space the inside and be difficult to clean up, the time has been grown and has caused dental caries easily.Generation along with the science method for brushing teeth, people also adapt to it at the new toothbrush of searching, also there are many Crinis Carbonisatus to understand electronic rotary toothbrush, and applied for patent, but, can only use alone, concerning one family because this kind toothbrush and electric device are fixed on one, need everybody one, expense is higher.

The purpose of this utility model is a kind of interchangeable electric toothbrush of design, and this kind toothbrush one family only needs a cover electric device, only need change a toothbrush when brushing teeth by turns and get final product.

The technical solution of the utility model is to realize like this; On the toothbrush handle part lower wall surface, offer a circular slotted hole, adorn a little hoodle, spring in the hole, fix with holding screw, micromachine is housed in the connector, motor shaft and micromachine are fixedly connected, have in the axle one with the hole of handle matched in clearance, be provided with on the internal face of hole one with the interior corresponding circular pit of submissile pearl of handle.

Fig. 1 is interchangeable AC electrical rotary toothbrush axonometric chart.

Fig. 2 is interchangeable direct current drive rotary toothbrush axonometric chart.

Fig. 3 is the toothbrush axonometric chart.

Fig. 4 is that the connector that micromachine is housed connects the back axonometric chart with motor shaft.

Fig. 5 is a toothbrush protective sleeve axonometric chart.

Fig. 6 is for being equipped with regulated power supply base axonometric chart.

Fig. 7 is for being equipped with aneroid battery base axonometric chart.

Fig. 8 is the subssembly drawing of handle after packing in the motor shaft.

Below in conjunction with description of drawings one embodiment of the present of invention.

By above-mentioned legend as can be known: earlier motor shaft 3 is fixed in the connector 4, offer a cubic hole in the axle, open a small circular pit in the hole, toothbrush 2 shanks are made tetragonal body, its size becomes matched in clearance with motor shaft 3 cubic grooves, tetragonal body is opened a long through-hole on the face on one side, and the through hole end is made the conical surface, and its mouth diameters is 2/3rds of submissile pearl 8 diameters, the front end screw thread processing of hole portion, put into submissile pearl 8 in the hole, spring 9 screws in fixing and precompressed a little with trip bolt 10.When toothbrush 2 inserted cubic hole certain depth, submissile pearl 8 fell in the effect of spring 9 that to be about to toothbrush 2 in the corresponding pit in cubic hole fixing, only needs slightly firmly one draw when need take out toothbrush, and submissile pearl 8 just can skid off pit.

In addition, connector 4 Surface Machining become screw thread to be convenient to connect with base is movable, when travelling outside or when inconvenient, can change the base 7 of band aneroid battery, the base 6 of then available band regulated power supply when being in, when disconnecting with hands one stubborn getting final product.Simultaneously; base outer surface is provided with one and turns to by-pass cock to be convenient to control the direction of rotation of toothbrush 2; toothbrush 2 outer setting one protection brush cover 1; 2/3rds bristle can be encased; it is not contacted with oral mucosa, and this protective sleeve also is active, it snapped in it by a band hoodle oblong aperture of offering on the connector 4; when not needing protective sleeve 1, also be easy to take out.

Principal character of the present utility model is its replaceability, and is simultaneously simple in structure, practical and convenient, meets the requirement that modern science is brushed teeth.

Claims (5)

1, a kind of interchangeable electronic rotary toothbrush, it is characterized in that toothbrush (2) shank has a slotted hole at least, little hoodle (8) is housed in the hole, spring (9), fixing with trip bolt (10), connector is equipped with micromachine in (4), and motor shaft (3) is fixedly connected with micromachine, have in the axle one with the hole of toothbrush (2) shank matched in clearance, have at least on the internal face of hole one with the corresponding circular pit of little hoodle (8).

2, interchangeable electronic rotary toothbrush according to claim 1 is characterized in that connector (4) lower external face is processed with screw thread, can with base that aneroid battery is housed (7) or movable connection of base (6) that regulated power supply is housed.

3, according to claim 1,2 described interchangeable electronic rotary toothbrushs, it is characterized in that toothbrush (2) head is a column type, bristle is lined up 6 rows or 8 rows radially.

4, according to claim 1,2 described interchangeable electronic rotary toothbrushs, it is characterized in that offering on connector (4) end face oblong aperture of a band hoodle, protection brush cover (1) snaps in it, and a cylindrical sleeve that 2/3rds bristles can be encased is arranged at this cover top.

5, according to claim 1,2 described interchangeable electronic rotary toothbrushs, base (6) outer surface that it is characterized in that being equipped with the base (7) of aneroid battery or regulated power supply is housed is provided with one and turns to by-pass cock.

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