CN217338941U

CN217338941U - Electric toothbrush

Info

Publication number: CN217338941U
Application number: CN202221095753.1U
Authority: CN
Inventors: 刘冬泉
Original assignee: Hubei Zhongnuo Intelligent Manufacturing Co ltd
Current assignee: Hubei Zhongnuo Intelligent Manufacturing Co ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-09-02
Anticipated expiration: 2032-05-09

Abstract

The utility model discloses an electric toothbrush, which comprises a toothbrush holding part, wherein a motor is arranged in the first end of the toothbrush holding part, an output shaft of the motor extends out of the toothbrush holding part and is detachably connected with a toothbrush head and can drive the toothbrush head to vibrate, bristles for cleaning are arranged on the toothbrush head, the electric toothbrush also comprises a storage battery which is arranged in the toothbrush holding part and is used for supplying power to the motor, and a secondary coil which is electrically connected with the storage battery is arranged in the second end of the toothbrush holding part; the utility model discloses waterproof performance is good, and difficult short circuit damages, adopts wireless charging, and convenient to use just can improve waterproof sealing performance.

Description

Electric toothbrush

Technical Field

The utility model relates to a toothbrush field especially relates to an electric toothbrush.

Background

The toothbrush is a cleaning article, is a handle type brush and is used for adding toothpaste on the brush and then repeatedly brushing all parts of teeth to achieve the purpose of cleaning teeth or oral cavities. Most of the existing toothbrushes manually apply bristles on the outer surfaces of teeth, and have the defects of labor waste, easy hand fatigue and the like. The existing electric toothbrush has poor waterproofness, liquid easily enters an electric drive part to cause short circuit damage, the charging of the existing electric toothbrush needs a data wire, and the charging and the carrying are relatively inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides an electric toothbrush, its adopt motor drive toothbrush head vibration to reach the purpose of clean tooth or oral cavity, waterproof performance is good, and difficult short circuit damage realizes wireless charging through secondary coil and primary, and convenient to use just can improve waterproof sealing performance.

The utility model provides an electric toothbrush, includes that the portion is handed to the toothbrush, is provided with the motor in the first end of the portion is handed to the toothbrush, and the output shaft of motor extends to outside the portion is handed to the toothbrush and with toothbrush head can be dismantled be connected, and can drive the toothbrush head vibration, be provided with on the toothbrush head and be used for clear brush hair, still including setting up in the portion is handed to the toothbrush and be used for the battery for the motor power supply, be provided with the secondary coil with the battery electricity is connected in the second end of the portion is handed to the toothbrush.

Furthermore, a sealing ring is arranged at the contact part of the toothbrush handheld part and the toothbrush head, and the output shaft of the motor in the toothbrush handheld part is also sleeved with the sealing ring.

Furthermore, a switch is installed on the outer wall of the toothbrush handheld portion and used for controlling starting and stopping of the motor, the toothbrush handheld portion is made of ABS materials, the contact surface of the bristles and the teeth is W-shaped, and the bristles are made of PP materials.

Furthermore, the vibration frequency of the motor is 24800-32800 times/min, the swing amplitude of the toothbrush head is 5-7 mm, and the storage battery is a lithium battery.

Furthermore, the charging seat is further included, and the charging seat comprises a seat body, an insertion hole arranged above the seat body and used for inserting the toothbrush holding part, and a primary coil arranged in the seat body.

Furthermore, a convex limiting part is arranged in the jack of the seat body, and a concave limiting groove is correspondingly arranged at the second end of the toothbrush holding part.

Further, still include the toothbrush box, it includes the box body, with box body articulated lid, correspond in box body and lid and be provided with toothbrush handheld portion standing groove and toothbrush head standing groove, correspond on box body and lid and set up magnetism portion of inhaling.

Furthermore, the lid can be connected with the box body through the pivot, and the lid can link together through magnetism portion with the box body after rotating, with the restriction of the handheld portion of toothbrush and toothbrush head in the toothbrush box.

The beneficial effects of the utility model are that: the motor is adopted to drive the toothbrush head to vibrate to achieve the purpose of cleaning teeth or oral cavities, the waterproof performance is good, short circuit damage is not easy to occur, wireless charging is achieved through the secondary coil and the primary coil, the use is convenient, and the waterproof sealing performance can be improved.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is an external view of the present invention;

fig. 2 is a schematic view of the present invention and the charging stand;

FIG. 3 is a schematic cross-sectional view of a toothbrush handle of the present invention;

fig. 4 is an external view of the charging stand of the present invention;

FIG. 5 is an enlarged partial schematic view of the toothbrush head of the present invention;

fig. 6 is a schematic structural view of the toothbrush case of the present invention.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Referring to fig. 1-6, an electric toothbrush comprises a toothbrush handle 1, a motor 2, preferably an ultrasonic motor, is arranged in a first end of the toothbrush handle 1, an output shaft 3 of the motor 2 extends out of the toothbrush handle 1 and is detachably connected with a toothbrush head 4 and can drive the toothbrush head 4 to vibrate, bristles 5 for cleaning are arranged on the toothbrush head 4, a storage battery 6 is arranged in the toothbrush handle 1 and used for supplying power to the motor 2, and a secondary coil 7 electrically connected with the storage battery 6 is arranged in a second end of the toothbrush handle 1.

Referring to fig. 2 and 3 again, a sealing ring 8 is arranged at a contact part of the toothbrush handheld part 1 and the toothbrush head 4, the sealing ring 8 is also sleeved on the output shaft 3 of the motor 2 in the toothbrush handheld part 1, and by installing the double sealing ring 8, liquid can be well prevented from entering the toothbrush handheld part 1, and the motor 2 and a circuit part are prevented from being damaged due to short circuit. Because other parts of the toothbrush handheld part 1 can be tightly sealed and fastened through viscose glue, a sealing element and the like after being assembled, a better waterproof effect can be realized as long as the sealing of the contact part of the toothbrush handheld part 1 and the toothbrush head 4 is done, and the waterproof level of 7 levels or more of the whole machine can be reached.

Referring to fig. 3 again, a switch 9 is installed on the outer wall of the toothbrush handheld portion 1 for controlling the start and stop of the motor 2, the toothbrush handheld portion 1 is made of ABS material, ABS is an acronym of Acrylonitrile Butadiene Styrene, and refers to Acrylonitrile Butadiene Styrene copolymer, which is a thermoplastic polymer structure material with high strength, good toughness and easy processing and molding, and is also called ABS resin; referring to fig. 5, the contact surface of the brush 5 and the teeth is W-shaped, the design is changed to well cope with the non-flat tooth arrangement, and the brush can extend into the gaps between the teeth to achieve deep cleaning; the bristles 5 are made of a food-grade PP material, which is an acronym for Polypropylene, and refers to Polypropylene, which is a semi-crystalline thermoplastic plastic having high impact resistance, strong mechanical properties, and resistance to corrosion by various organic solvents and acids and bases.

The vibration frequency of the motor 2 is 24800-32800 times/min, the swing amplitude of the toothbrush head 4 is 5-7 mm, the toothbrush can massage the gum, improve local blood circulation, enable a mixture of toothpaste and water to generate a large number of tiny bubbles, enable the pressure generated when the bubbles burst to penetrate into the slits of the teeth to achieve the deep cleaning effect, and the storage battery 6 is a lithium battery and has the advantages of high energy ratio, long service life and light weight.

Referring to fig. 2 and 4, the toothbrush further includes a charging seat 10, which includes a seat body 11, a jack 12 disposed above the seat body 11 for inserting the toothbrush handle 1, and a primary coil 13 disposed in the seat body 11. The lower extreme of the handheld portion 1 of toothbrush inserts in the handheld portion 1 male jack 12 of toothbrush, avoids empting, and realizes wireless charging through secondary 7 and primary 13, convenient to use just can improve waterproof sealing performance. A convex limiting member 14, preferably a limiting rod, is disposed in the insertion hole 12 of the base 11, and a concave limiting groove 15 is correspondingly disposed at the second end of the toothbrush handle 1. The stability of the connection between the toothbrush handle 1 and the base 11 is further improved by inserting the limit piece 14 into the limit groove 15.

Referring to fig. 6, the toothbrush case 16 is also included, which includes a case body 17 and a cover 22 hinged to the case body 17, and a toothbrush handle placing groove 18 and a toothbrush head placing groove 19 are correspondingly arranged in the case body 17 and the cover 22, and the toothbrush handle 1 and the toothbrush head 4 are correspondingly embedded in the toothbrush case body and the cover, and cannot slide out of the placing grooves; the case 17 and the lid 22 are provided with a magnetic part 20, and the magnetic part 20 is provided with a magnet. The toothbrush case 16 mainly serves to facilitate carrying and keep the toothbrush clean. The cover body 22 can be connected with the box body 17 in a rotating mode through the rotating shaft 21, the cover body 22 can be connected with the box body 17 through the magnetic suction part 20 after being rotated, the toothbrush handheld part 1 and the toothbrush head 4 are limited in the toothbrush box 16, and the toothbrush box 16 can be opened and closed very conveniently in the mode.

The working principle is as follows: the output shaft 3 of the motor 2 drives the toothbrush head 4 to vibrate in a reciprocating way, and the brush hair 5 acts on the surface of the teeth to realize cleaning. In addition, through the vibration frequency of 24800-32800 times/minute, the toothpaste can massage the gum, improve local blood circulation, enable a mixture of toothpaste and water to generate a large number of tiny bubbles, and enable the pressure generated when the bubbles burst to penetrate into the slits of the teeth to achieve a deep cleaning effect. When the battery 6 in the toothbrush handheld portion 1 needs to be charged, the toothbrush handheld portion 1 is placed into the jack 12 of the charging seat 10, and the limiting part 14 arranged on the toothbrush handheld portion 1 is inserted into the limiting groove 15 on the charging seat 10, so that the stability of connection between the toothbrush handheld portion 1 and the seat body 11 is improved, and smooth charging is ensured. At this time, the primary coil 13 in the charging stand 10 and the secondary coil 7 in the toothbrush handpiece 1 start charging the battery 6 by electromagnetic induction.

It should be noted that: in this document, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it is to be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An electric toothbrush, comprising a toothbrush handle, characterized in that: the toothbrush comprises a toothbrush handheld part, a motor, a storage battery, a secondary coil and a motor, wherein the motor is arranged in a first end of the toothbrush handheld part, an output shaft of the motor extends out of the toothbrush handheld part and is detachably connected with the toothbrush head and can drive the toothbrush head to vibrate, bristles for cleaning are arranged on the toothbrush head, the storage battery is arranged in the toothbrush handheld part and is used for supplying power to the motor, and the secondary coil electrically connected with the storage battery is arranged in a second end of the toothbrush handheld part; the contact part of the toothbrush hand-held part and the toothbrush head is provided with a sealing ring, and the output shaft of the motor in the toothbrush hand-held part is also sleeved with the sealing ring.

2. The powered toothbrush of claim 1, wherein: the outer wall of the toothbrush handheld portion is provided with a switch for controlling the starting and stopping of the motor, the toothbrush handheld portion is made of ABS materials, the contact surface of bristles and teeth is W-shaped, and the bristles are made of PP materials.

3. The powered toothbrush of claim 2, wherein: the vibration frequency of the motor is 24800-32800 times/minute, the swing amplitude of the toothbrush head is 5-7 mm, and the storage battery is a lithium battery.

4. The electric toothbrush according to claim 1 or 2, wherein: the toothbrush charging seat comprises a seat body, an insertion hole which is arranged above the seat body and used for inserting the toothbrush holding part, and a primary coil arranged in the seat body.

5. The powered toothbrush of claim 4, wherein: the jack of the base body is provided with a convex limiting part, and the second end of the toothbrush holding part is correspondingly provided with a concave limiting groove.

6. The powered toothbrush of claim 5, wherein: still include the toothbrush box, it includes the box body, with box body articulated lid, correspond in box body and lid and be provided with toothbrush handheld portion standing groove and toothbrush head standing groove, correspond on box body and lid and set up magnetism and inhale the portion.

7. The powered toothbrush of claim 6, wherein: the lid can be connected through pivot and box body pivoted, and the lid can link together through magnetism portion with the box body after rotating, with the restriction of the handheld portion of toothbrush and toothbrush head in the toothbrush box.