CN2569769Y

CN2569769Y - Adjustable toothbrush

Info

Publication number: CN2569769Y
Application number: CN 02269788
Authority: CN
Inventors: 王宝民
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-09-26
Filing date: 2002-09-26
Publication date: 2003-09-03
Anticipated expiration: 2012-09-26

Abstract

The utility model provides an adjustable toothbrush, which is composed of a toothbrush handle, a battery, a motor, a universal joint transmission shaft, a worm wheel, a worm, a rotary brush head, a control button for the brush head, and a power switch, wherein, the rotary brush head is arranged on the upper end part of the toothbrush handle; the battery, the motor, and the universal joint transmission shaft are arranged in the handle; the rotary brush head can be driven to rotate by the method that the motor is connected with the worm wheel, the worm, and the rotary brush head via the universal joint transmission shaft; the control button for the brush head and the power switch are arranged at the middle part of the toothbrush handle; the control button for the brush head is connected with the rotary brush head via a drag bar. The adjustable toothbrush of the utility model has the characteristics of reasonable design, simple structure, easy processing, convenient operation, high automation, cleanness in brush teeth, rapid and convenient tooth brushing, etc.

Description

The expansion type toothbrush

1, technical field

This utility model relates to a kind of small stores, specifically a kind of tooth brush for health protection.

2, technical background

Toothbrush is the daily instruments of brushing teeth of people, usually its structure of toothbrush of people's use is to be provided with bristle in the end of one handle, by manual push-and-pull bristle action at the tartar and the food debris that come on the tooth on the cleaning teeth, the in use existing deficiency of all kinds of toothbrushes of prior art is use for adult and normal person, use for child and people with disability just seems inconvenient, therefore people's novel toothbrush that begins one's study utilizes the motor drives toothbrush to rotate to replace manually.But in known technology, the in use existing deficiency of electric toothbrush is that function singleness and design are unreasonable etc., for example electric toothbrush brush is unscreened, when brushing teeth, the bristle that rotates not only acts on the tooth, also act on other positions in oral cavity simultaneously, the improper use meeting causes other tissue injurys, so the electric toothbrush of prior art can't generally be accepted by consumers in general.

3, summary of the invention

The purpose of this utility model provide a kind of simple in structure, production cost is low, be easy to process, safe in utilization, expansion type toothbrush that automaticity is high.

The purpose of this utility model realizes in the following manner, be successively set on battery, motor, Cardan shaft in the toothbrush handle from bottom to up, brush control knob and on and off switch are separately positioned on the toothbrush handle middle part, when brushing teeth, handle on and off switch with thumb, realizing the work and the stall of motor, control width between left toothbrush wheel and the right toothbrush wheel with the brush control knob, to brush front tooth and mortar tooth.

Accompanying drawing 1 is the cross-sectional view of tooth brush for health protection.

Accompanying drawing 2 for the A-A of tooth brush for health protection to cross-sectional view.

4, description of drawings

Explain below with reference to Figure of description adjustable toothbrush of the present utility model being done.

Adjustable toothbrush of the present utility model, its structure are by toothbrush handle 1, battery 2, motor 3, universal Joint power transmission shaft 4, worm gear 5, worm screw 6, rotation brush 7, brush control button 8 and power switch 9 consist of, Rotation brush 7 is arranged on the upper end of toothbrush handle 1, and battery 2, motor 3, Cardan shaft 4 are arranged on Among the toothbrush handle 1, motor 2 is by Cardan shaft 4 and worm gear 5, worm screw 6 and rotate brush 7 and join Drive and rotate brush 7 rotations, brush control button 8 and power switch 9 are arranged on toothbrush handle 1 middle part, brush Control button 8 by draw bar 10 with rotate brush 7 and join, rotating brush 7 is by left toothbrush wheel 11, the right side Toothbrush wheel 12 and spring 13 consist of, and are provided with the left toothbrush wheel 11 of bristle and right toothbrush wheel 12 and establish by axle 14 Put in the upper end of toothbrush handle 1, the left part of left toothbrush wheel 11 is provided with worm gear 5, worm gear 5 and universal joint The worm screw 6 of power transmission shaft 4 ends is joined, and the left part of the right part of left toothbrush wheel 11 and right toothbrush wheel 12 arranges Have spline 15 mutually to be plugged in together synchronous rotation, spring 13 is arranged on left toothbrush wheel 11 and right toothbrush wheel 12 In the middle hole, the front end of draw bar 10 and left toothbrush wheel 11 join, left toothbrush wheel 11 and right toothbrush wheel 12 On be provided with straight bristle and curved bristle, straight bristle and curved bristle are between left toothbrush wheel 11 and right toothbrush wheel 12 Form annular groove.

5, embodiment

Its processing and fabricating of expansion type toothbrush of the present utility model is very simple and convenient, and processing and fabricating gets final product shown in the by specification accompanying drawing.Toothbrush handle can be processed by Shooting Technique, and motor, battery are general-purpose machinery and electrical applicances, and Cardan shaft, worm gear, worm screw are the universal machine product.

Adjustable toothbrush of the present utility model is compared with existing technology, have reasonable in design, structure is simple Single, be easy to processing, little, easy to use, the automaticity high of volume, thereby, have very Good extension use value.

Except the described technical characterictic of specification, be the known technology of those skilled in the art.

Claims

1, expansion type toothbrush, comprise toothbrush handle, battery, motor, Cardan shaft, worm gear, worm screw, rotation brush, brush control knob and on and off switch, it is characterized in that rotating the upper end that brush is arranged on toothbrush handle, battery, motor, Cardan shaft are arranged among the handle, motor joins to driving by Cardan shaft and worm gear, worm screw, rotation brush rotates brush and rotates, brush control knob and on and off switch are arranged on the toothbrush handle middle part, and the brush control knob joins by draw bar and rotation brush.

2, expansion type toothbrush according to claim 1, it is characterized in that rotating brush is to be made of left toothbrush wheel, right toothbrush wheel and spring, be provided with the left toothbrush wheel of bristle and right toothbrush wheel is arranged on toothbrush handle by axle upper end, the left part of left side toothbrush wheel is provided with worm gear, the worm screw of worm gear and Cardan shaft end is joined, the right part of left side toothbrush wheel and the left part of right toothbrush wheel are provided with spline and are plugged on together rotation synchronously mutually, spring is arranged on left toothbrush wheel and right toothbrush is taken turns in the intermediary hole, and the front end of draw bar and left toothbrush wheel join.

3, expansion type toothbrush according to claim 2 is characterized in that left toothbrush wheel, right toothbrush wheel are provided with straight bristle and curved bristle, straight bristle and curved bristle take turns at left toothbrush, right toothbrush forms annular groove between taking turns.