Electric toothbrush

Abstract

The invention provides an electric toothbrush, which belongs to the technical field of articles for daily use and solves the problems that the waterproof effect of the existing electric toothbrush is poor, and the use can be easily influenced. The electric toothbrush comprises a toothbrush handle, a toothbrush rod and a toothbrush head with brush hair, wherein a cavity is formed in the toothbrush handle, in addition, a motor and a battery compartment are arranged in the cavity, a switch capable of controlling the on-off state of the motor is also arranged on the toothbrush handle, one end of the toothbrush rod is fixedly connected with the toothbrush head, the other end of the toothbrush rod is inserted and connected into the cavity formed at the end part of the toothbrush handle and is hinged with the toothbrush handle, the motor can drive the toothbrush rod to vertically swing, and a waterproof element capable of keeping the connected part of the toothbrush rod and the toothbrush handle sealed is arranged between the toothbrush handle and the toothbrush rod. The electric toothbrush has the advantages that the waterproof effect is good, the correct toothbrushing habit can be effectively cultured, the practical value is high, and the like.

Description

technical field [0001] The invention belongs to the technical field of daily necessities, and relates to an electric toothbrush. Background technique [0002] In recent years, toothbrush, toothpaste, methods of brushing teeth and problems related to brushing teeth have become important topics in oral preventive medicine research. People's toothbrushing behavior and habits affect the prevalence of certain oral diseases to a certain extent. Brushing your teeth can remove bacterial plaque to a certain extent, remove the dirty teeth in the oral cavity, thereby protecting teeth and preventing dental diseases, but in order to get a good brushing effect, you must have a suitable toothbrush. At present, the toothbrushes used in our daily life all have bristles on one side of the handle, and the customary usage is to brush left and right horizontally. This habit of brushing teeth is unclean and has the risk of damaging the gums. The method should be to brush vertically along the te...

AI Technical Summary

Problems solved by technology

[0004] Although the above-mentioned electric health care toothbrush is provided with a seal ring on the drive shaft of the brush head to achieve a waterproof effect, the brush head is in a swing state during the brushing process, so the seal ring between the drive shaft of the brush head and the housing is also in a swing state, causing the brush There is always a gap between the head drive shaft and the housing, which cannot effectively prevent water ingress, and water will still enter the housing during brushing, which will affect the use of the motor and affect the normal use of the toothbrush

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