CN2439846Y - Rotary tooth-brush - Google Patents

Abstract

The utility model relates to a rotary tooth-brush which belongs to a tooth brushing tool in daily life. The technical problem needing solving and the major technical characteristic comprise that a rotary brush head which is acted as a running member is matched with a dynamic member, and the rotary brush head is driven to do rotation motion when the dynamic member starts working under exogenic action. The rotary tooth-brush is provided with a speed changing mechanism, and a brush head hood is matched with the rotary brush head. Thus, the utility model is an appliance for improving people's oral hygiene.

Description

Rotary toothbrush

Rotary toothbrush is a kind of apparatus of brushing teeth in people's daily life.Existing toothbrush head self brush holder support relatively rotates, and feature of the present utility model be brush relatively brush holder support rotate, and its motion can realize by electronic and manual two kinds of forms.Its purpose is to serve for people improve oral hygiene.

Electronic and manual rotary toothbrush mainly is made of institutes such as rotational head, brush head cover, motor, fixing head, power spare, moving part case, battery, power switch key, brush holder supports, and its power spare comprises motor shaft, driving gear, gear, gear shaft etc.Rotary toothbrush and its purpose are achieved in that self rotational head as a tumbler are matched with power spare, when its power spare be subjected to the external force effect and when starting working just the driven rotary brush rotate, the bristle on the rotational head contacts with tooth and with the form of rotation the food debris that teeth space and dental surface stay is removed.Compare with existing toothbrush, the good effect that this utility model had is to have improved the efficient of brushing teeth, and facilitates for the inflexible people of arm brushes teeth, and it is significantly progressive that toothbrush has taken place once for it.

Below in conjunction with accompanying drawing this utility model is described further.

Referring to Fig. 1, it is the structure and the operation principle sketch map of electronic rotary toothbrush: [1] among the figure is brush head cover, and [2] are rotational heads, [3] be bristle, [4] be the moving part case, [5] and [6] respectively are gear shafts, and [7] are to adjust the gong mother, [8] be hollow brush holder support, [9] be to uncap, [10] are gears, and [11] are the group gears, [12] be fixing head, [13] be driving gear, [14] are motor shafts, and [15] are motors, [16] be power switch key, it is a forward-reverse switch key about motor [15], and [17] are that anode touches plate, and [18] are batteries, [19] be lead, [20] are that battery cathode touches spring.The structure of brush head cover among Fig. 1 [1] is seen Fig. 2, and the structure of rotational head [2] is seen Fig. 3.[1] is the brush spindle nose among Fig. 3, and [2] are bristles, and [3] are the brush axles, and [4] are that the brush spindle nose connects mouth; Bristle [2] is with stubborn pick up and the every bristle and wiry vertically perpendicular of two one metal wires, its overall structure cylindrical and on tinsel in the shape of a spiral formula arrange, its overall structure and it arranging in fact on tinsel is identical with the bristle of bottle brush (scrubbing the hairbrush of bottle inwall such as bottle), can use the chemical material of diameter between 0.2～0.4 millimeter to do bristle, it is that its tinsel is exactly an actual brush axle [3] with plastics and its tinsel casting all-in-one-piece that brush spindle nose [1] and brush spindle nose connect mouthful [4].The structure of moving part case [4] is seen Fig. 4 among Fig. 1, and Fig. 1 middle gear axle [5] and [6], adjustment nut [7] are seen [1] and [2], [3] among Fig. 5 respectively.Hollow brush holder support [8] among Fig. 1 is seen Fig. 6, uncap [9] see [1] among Fig. 6, gear [10], group gear [11], fixing head [12] are seen A, B, the C figure among Fig. 7 respectively, and driving gear [13], motor shaft [14], motor [15] are seen [1] among the D figure, [2], [3] among Fig. 7 respectively.The last figure among Fig. 8 is met in the Electricity Federation of power switch key among Fig. 1 [16] and motor [15] and battery [18]; The structure that anode touches plate [17] is seen the figure below among Fig. 8, and wherein to scheme be respectively its left view and right view for A figure and C, and B figure is its cutaway view, and make with insulant [1] among the B figure, and make with metal material [2].[2] among Fig. 6 are the installing ports of power switch key among Fig. 1 [16], the termination that motor among Fig. 1 [15], power switch key [16], battery [18] are electrically connected is fixed on anode and touches on the plane of plate [17] upper end, and lead [19] is touched spring [20] by signal with its termination and battery cathode and links.Be provided with on the right side of motor in Fig. 1 [15] two with Fig. 8 in A figure or the C anode of scheming to be reflected touch the corresponding screw of circular hole on two on the plate [17], pass its circular hole with two screw rods and anode is touched plate [17] be fixed on the right side of motor [15].Brush head cover among Fig. 1 [1], moving part case [4], gear shaft [5] and [6], adjust nut [7], hollow brush holder support [8], uncap [9], gear [10], group gear [11], fixing head [12], driving gear [13] all can be made of plastic.

The assembling of electronic rotary toothbrush is such: referring to Fig. 1, gear shaft [6] is inserted in the intravital axis hole of left end cylinder of hollow brush holder support [8], interior feather key on the right output port of moving part case [4] is aimed at the slideway on hollow brush holder support [8] the left end cylinder outer surface and moving part case [4] is passed to the right on earth along the slideway direction, simultaneously with angle of its rotation with its locking on the cylinder of hollow brush holder support [8] left end; Gear shaft [5] is inserted in the opening of moving part case [4] middle part, and the bevel gear above it is matched with bevel gear on the gear shaft [6], to adjust in the screw that nut screws in moving part case [4] middle part and make its produce suitable pressure the tail end of gear shaft [5], the tail end of rotational head [2] is matched with the front end of gear shaft [5], passing on earth along the slideway direction with the slideway on interior feather key aligning moving part case [4] the left end cylinder outer surface of brush head cover [1] tail end and with it, serves as to rely on to do any rotation by manually making brush head cover [1] with the cylinder of moving part case [4] left end at this moment; The right-hand member of gear [10] with gear shaft [6] matched, and the spindle nose that will organize gear [11] left end inserts in the axis hole of hollow brush holder support [8] left end, and the pinion above it is matched with gear [10]; Fixing head [12] is fixed on the left end of motor [15] with two screw rods by matching with two screws on motor [15] left side, the left end of driving gear [13] with motor shaft [14] matched, by matching anode is touched plate [17] with two screw rods and is fixed on the right side of motor [15] with two screws on motor [15] right side, with four leads of motor [15] and battery [18] be fixed on anode and touch termination on plate [17] upper surface and do and electrically connect; The driving gear [13] that will be fixed on the motor shaft [14] matches with gear wheel on group gear [11]; The action piece of power switch key [16] is partly passed behind the installing port on the hollow brush holder support [8] and is installed in the termination that anode touches plate [17] upper surface and combines, battery [18] is packed in the trailing space of hollow brush holder support [8], and will uncap [9] are installed on the hollow brush holder support [8].

The work process of electronic rotary toothbrush is such: referring to Fig. 1, promote power switch key [16] energized, then motor shaft [14] rotates and driving gear [13] drive group gear [11] is rotated, and then gear [10], gear shaft [6] and [5], rotational head [2] rotate; Oppositely promote power switch key [16], the opposite rotation takes place in then above-mentioned each parts.Fig. 9 is the structure and the operation principle sketch map of manual rotary toothbrush: [1] among the figure is rotational head, [2] be brush head cover, [3] be gear shaft and change gear, gear shaft is that axle is a power spare of one with bevel gear, change gear is that spur gear and bevel gear are a power spare of one, and [4] are driving gears, and it is a spur gear, [5] be hollow brush holder support, [6] are tail-hoods.Its work process is such: hand-held hollow brush holder support [5], promote driving gear [4] with thumb continuously to a direction, then its drive change gear rotates, bevel gear on the change gear then bevel gear on the driven gear axle rotates, and then gear shaft [3], rotational head [1] rotate; Oppositely promote driving gear [4], the opposite rotation takes place in then above-mentioned each parts.

Electronic rotary toothbrush and manually the rotational head of rotary toothbrush all can do the purpose of rotating, be to utilize respectively just to do the rotational head that changes, reverses and clean intraoral upper tooth and lower tooth with water; The purpose of their brush head cover separately is to guarantee that when brushing teeth the bristle on the rotational head does not come in contact with the interior cheek, can be with the need by their brush head cover are separately rotated around rotational head.

Claims (5)

1, rotary toothbrush is a kind of apparatus of brushing teeth with rotational head, it is characterized in that, rotational head and power spare match to be incorporated under the drive of power spare and rotate.

2, according to claim 1, it is characterized in that it has gear.

3, according to claim 1, it is characterized in that rotational head is furnished with brush head cover.

4, according to claim 3, it is characterized in that brush head cover matches merging with the moving part case can relative rotational head moving.

5, according to claim 3 and 4, it is characterized in that the axis of rotational head and brush head cover and the axis of brush holder support exist certain angle.

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