WO2021022585A1 - 一种多功能电动牙刷 - Google Patents

一种多功能电动牙刷 Download PDF

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Publication number
WO2021022585A1
WO2021022585A1 PCT/CN2019/101585 CN2019101585W WO2021022585A1 WO 2021022585 A1 WO2021022585 A1 WO 2021022585A1 CN 2019101585 W CN2019101585 W CN 2019101585W WO 2021022585 A1 WO2021022585 A1 WO 2021022585A1
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WO
WIPO (PCT)
Prior art keywords
brush head
brush
handle
electric toothbrush
brush handle
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PCT/CN2019/101585
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English (en)
French (fr)
Inventor
吴建辉
Original Assignee
深圳市欣点通科技有限公司
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Publication date
Application filed by 深圳市欣点通科技有限公司 filed Critical 深圳市欣点通科技有限公司
Publication of WO2021022585A1 publication Critical patent/WO2021022585A1/zh

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
    • A61C17/16—Power-driven cleaning or polishing devices
    • A61C17/20—Power-driven cleaning or polishing devices using ultrasonics
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
    • A61C17/16—Power-driven cleaning or polishing devices
    • A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
    • A61C17/16—Power-driven cleaning or polishing devices
    • A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
    • A61C17/222—Brush body details, e.g. the shape thereof or connection to handle

Definitions

  • This application relates to the technical field of electric toothbrushes, in particular to a multifunctional electric toothbrush.
  • the electric toothbrush is a kind of toothbrush applied by Philippe-Guy Woog.
  • the brush head Through the rapid rotation or vibration of the motor core, the brush head generates high-frequency vibration, which instantly decomposes the toothpaste into fine foam and cleans the teeth in depth.
  • the bristles vibrate. It can promote blood circulation in the oral cavity and massage the gum tissue.
  • the functions of the brush heads of electric toothbrushes on the market are relatively simple, and most of them are mainly used to clean the bristles of the teeth.
  • the fundamental reason is that the brush head and the handle are detachable connection structure, the bottom of the brush head and the handle The internal motor swing shaft is connected, and the motor's swing is used to realize the left and right swing of the brush head to realize the vertical brush effect. Due to this swing action and the limited volume of the brush head, the brush head cannot be connected to the internal circuit of the brush handle. To achieve electrical connection, it is impossible to install more electrical devices on the brush head to increase the function of the brush head.
  • the purpose of the present application is to provide a multifunctional electric toothbrush, by providing an electrical connection structure between the brush head and the brush handle that can overcome the swinging action of the brush head, so as to solve the problem that the brush head in the prior art cannot achieve and
  • the electrical connection of the brush handle results in the inability to expand the function of the brush head.
  • a multifunctional electric toothbrush includes a brush head and a brush handle that is detachably connected to the brush head.
  • One end of the brush handle close to the brush head is sealed with a wireless transmitting coil
  • one end of the brush head close to the brush handle is sealed Sealed with a wireless receiving coil, radio transmission between the wireless transmitting coil and the wireless receiving coil
  • a PCB board is arranged in the brush handle, the wireless transmitting coil is electrically connected to the PCB board, and the brush head is away from the brush handle
  • An electric device is provided at one end of the wireless receiver, and the wireless receiving coil is electrically connected with the electric device.
  • a battery is provided in the brush handle, and the battery is electrically connected to the PCB board.
  • a motor is provided in the brush handle, and the swing shaft of the motor is fixedly connected with the brush head and is used to drive the brush head to swing.
  • the electrical device is an ultrasonic transducer
  • the brush head is provided with an ultrasonic energy via hole
  • the ultrasonic energy via hole is arranged opposite to the ultrasonic transducer
  • the ultrasonic transducer is connected to the inner wall of the brush head.
  • a waterproof sheet is sandwiched therebetween, and the waterproof sheet is a through hole structure at the position of the ultrasonic energy through hole.
  • the ultrasonic transducer generates ultrasonic intensity 20KHZ ⁇ 50KHZ 2 operating frequency and 0.02W / cm 2 ⁇ 1W / cm .
  • the electrical device is an LED light-emitting lamp group
  • the brush head is provided with a light-transmitting device
  • the light-emitting direction of the LED light-emitting lamp group is set toward the light-transmitting device.
  • the brush head is provided with bristles, the bristles swing 10-20 degrees, and the bristles swing 20-450 g.cm.
  • a multifunctional electric toothbrush includes a brush head and a brush handle detachably connected to the brush head.
  • An electrode contact piece is arranged in the brush handle at one end close to the brush head.
  • There are spring copper pillars the electrode contact pieces are provided with two pieces, the two electrode contact pieces are insulated from each other, and the spring copper pillars are provided with two spring copper pillars.
  • the contact piece is electrically connected, the brush handle is provided with a PCB board, the electrode contact piece is electrically connected to the PCB board, the end of the brush head away from the brush handle is provided with an electrical device, and the spring copper column is connected to the electrical device. The device is electrically connected.
  • an O-shaped sealing ring is slidably clamped between the brush head and the brush handle, the spring copper column and the electrode contact piece are arranged inside the O-shaped sealing ring, and the O-shaped sealing ring is used to achieve water sealing with the outside.
  • a battery is provided in the brush handle, and the battery is electrically connected to the PCB board.
  • a motor is provided in the brush handle, and the swing shaft of the motor is fixedly connected with the brush head and is used to drive the brush head to swing.
  • the electrical device is an ultrasonic transducer
  • the brush head is provided with an ultrasonic energy via hole
  • the ultrasonic energy via hole is arranged opposite to the ultrasonic transducer
  • the ultrasonic transducer is connected to the inner wall of the brush head.
  • a waterproof sheet is sandwiched therebetween, and the waterproof sheet is a through hole structure at the position of the ultrasonic energy through hole.
  • the ultrasonic transducer generates ultrasonic intensity 20KHZ ⁇ 50KHZ 2 operating frequency and 0.02W / cm 2 ⁇ 1W / cm .
  • the electrical device is an LED light-emitting lamp group
  • the brush head is provided with a light-transmitting device
  • the light-emitting direction of the LED light-emitting lamp group is set toward the light-transmitting device.
  • the brush head is provided with bristles, the bristles swing 10-20 degrees, and the bristles swing 20-450 g.cm.
  • a wireless transmitting coil and a wireless receiving coil are arranged between the brush head and the handle, and the wireless transmitting coil and the wireless receiving coil can realize the radio transmission function; or a spring copper column and an electrode are arranged between the brush head and the handle.
  • the contact piece, the spring copper column and the electrode contact piece can realize a sliding electrical connection; through these two technical solutions, the electric energy inside the brush handle can be transmitted to the brush head for use by the electrical device when the brush head is swinging. Therefore, other auxiliary functions can be added to the brush head, which expands the use function of the electric toothbrush.
  • Figure 1 is a perspective view of the application
  • Figure 2 is the second perspective view of the application
  • Figure 3 is a partial enlarged view of A in Figure 2;
  • FIG. 4 is a working principle diagram of this application.
  • Figure 5 is the third perspective view of this application.
  • Figure 6 is a partial enlarged view of B in Figure 5;
  • Fig. 7 is a schematic diagram of the structure of the electrode contact sheet of the present application.
  • a multifunctional electric toothbrush includes a brush head 10, and a brush handle 20 detachably connected to the brush head 10, and one end of the brush handle 20 close to the brush head 10 is sealed with A wireless transmitting coil 21, the end of the brush head 10 close to the brush handle 20 is sealed with a wireless receiving coil 11, the wireless transmitting coil 21 and the wireless receiving coil 11 are wirelessly transmitted, and the brush handle 20 is provided with a PCB
  • the wireless transmitting coil 21 is electrically connected to the PCB board
  • the brush handle 20 is provided with a battery 24, the battery 24 is electrically connected to the PCB board, and the brush handle 20 is provided with a motor 22, the motor 22
  • the swing shaft 23 is fixedly connected to the brush head 10 and is used to drive the brush head 10 to swing.
  • the brush head 10 is provided with bristles, the bristles swing 10-20 degrees, the bristles swing 20-450g.cm, the end of the brush head 10 away from the brush handle 20 is provided with an electrical device, the wireless receiving coil 11 is electrically connected to an electric device, and the electric device can be an ultrasonic transducer 12 or an LED light-emitting lamp group.
  • the wireless transmitting coil 21 is sealed in the brush handle 20, and the wireless receiving coil 11 is sealed in the brush.
  • the wireless transmitting coil 21 of the present application generates voltage through coil coupling to supply power to the ultrasonic transducer 12.
  • the brush head 10 is provided with an ultrasonic energy via 13 which is opposite to the ultrasonic transducer 12
  • a waterproof sheet is sandwiched between the ultrasonic transducer 12 and the inner wall surface of the brush head 10.
  • the waterproof sheet is a through-hole structure at the position of the ultrasonic energy through hole 13, and the waterproof sheet can prevent external damage during brushing.
  • the ultrasonic transducer 12 Water enters the brush head 10 and affects the normal use of the ultrasonic transducer 12.
  • the ultrasonic transducer 12 is fixed in the brush head 10 with glue.
  • the ultrasonic waves generated by the ultrasonic transducer 12 pass the ultrasonic energy.
  • the waterproof sheet of the hole 13 directly reaches the teeth and gums and can play a role in deep cleaning of the teeth.
  • the outer wall of the brush handle 20 is provided with a switch button, the brush handle 20 is provided with a battery 24 and a PCB board 25, the battery 24 and the wireless transmitting coil 21 are electrically connected to the PCB board 25, and the switch button is electrically connected to the PCB board 25,
  • the PCB board 25 transmits signals through the wireless transmitting coil 21.
  • the wireless receiving coil 11 receives the signal transmitted by the wireless transmitting coil 21, it controls the ultrasonic transducer 12 to generate ultrasonic waves; the ultrasonic transducer 12 generates a working frequency of 20KHZ-50KHZ and 0.02 To 1W/cm 2 ultrasonic intensity.
  • the battery 24 supplies power to the PCB board 25 and generates current.
  • the PCB board 25 transmits signals through the wireless transmitting coil 21.
  • a voltage is applied to the ultrasonic transducer 12 through the power line 14 to make the ultrasonic wave
  • the transducer 12 generates a working frequency of 20KHZ ⁇ 50KHZ and an ultrasonic intensity of 0.02W/cm 2 ⁇ 1W/cm 2 .
  • the battery 24 is electrically connected to the PCB board 25 through the MCU.
  • the PCB board 25 generates a 85-400HZ pulse width control signal through the drive circuit to drive the motor 22.
  • the motor 22 controls the brush head 10 to swing left and right through the swing shaft 23 to make the bristles swing
  • the amplitude is 10-20 degrees. The strength can be adjusted between 20-450g.cm.
  • the oscillating shaft 23 is covered with a bearing.
  • the bearing is located in the brush head 10 and is fixedly connected to the brush head 10.
  • the oscillating shaft 23 extends into the brush head 10 and is rotatably connected with the bearing.
  • the electrical device is set as the ultrasonic transducer 12, which can use the cavitation effect of ultrasonic waves in the periodontal to remove periodontal germs and impurities, and its cleaning range can cover various parts of the periodontal.
  • the ultrasonic transducer 12 generates a vibration frequency greater than 20000 Hz and emits ultrasonic energy.
  • Ultrasonic energy is transmitted to the surface of teeth and gums through the bristles of the brush head 10 and the ultrasonic energy through holes 13 beside the bristles. On the one hand, it loosens the adhesion of plaque, tartar and small tartar to the teeth, and destroys the bacteria in the gingival pocket and tooth surface. The parasitic reproduction in the hidden place, at the same time, the ultrasonic energy is transmitted to the gum surface and even penetrates into the gum through the bristles, and after acting on the cell membrane, it accelerates blood circulation, promotes metabolism, can inhibit gum inflammation and gum bleeding, and prevent gum atrophy.
  • the wireless receiving coil 11 provides electric energy to the LED light-emitting lamp beads.
  • the LED light-emitting lamp group can emit light waves of a specified wavelength according to the data preset during production. Light waves of different wavelengths have different The effect of phototherapy, the use of light waves while brushing teeth can whiten teeth, clean the mouth, accelerate blood circulation, promote metabolism, can inhibit gum inflammation and gum bleeding, and prevent gum atrophy.
  • a multifunctional electric toothbrush includes a brush head 10 and a brush handle 20 that is detachably connected to the brush head 10.
  • the brush handle 20 The inner end of the brush head 10 is provided with an electrode contact piece, the inner end of the brush head 10 close to the brush handle 20 is provided with a spring copper column 15, the electrode contact piece is provided with two pieces, one of the two electrode contact pieces Are insulated from each other, the spring copper pillars 15 are provided with two, the two spring copper pillars 15 are respectively electrically connected to two electrode contacts, the brush handle 20 is provided with a PCB board 25, and the electrode contacts
  • the sheet is electrically connected to the PCB board 25, the end of the brush head 10 away from the brush handle 20 is provided with an electrical device, and the spring copper column 15 is electrically connected to the electrical device.
  • the spring copper column 15 can always maintain a good sliding connection with the electrode contact due to its elastic expansion and contraction function, so as to provide a stable power supply for the electrical device to ensure
  • An O-shaped sealing ring 16 is slidably clamped between the brush head 10 and the brush handle 20.
  • the spring copper column 15 and the electrode contact piece are arranged inside the O-shaped sealing ring 16, and are connected to the outside through the O-shaped sealing ring 16.
  • Water seal when the O-ring 16 is installed between the brush head 10 and the brush handle 20, the groove can be used to limit the position or one side of the O-ring 16 can be fixedly arranged with the brush head 10 or the brush handle 20 housing , In order to prevent the O-ring 16 from being misaligned and losing the water sealing effect.

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  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Brushes (AREA)

Abstract

一种多功能电动牙刷，包括刷头（10），以及与刷头（10）可拆式连接的刷柄（20）；在刷头（10）与刷柄（20）之间设置无线发射线圈（21）和无线接收线圈（11），无线发射线圈（21）和无线接收线圈（11）之间可实现无线电传输功能；或者在刷头（10）与刷柄（20）之间设置弹簧铜柱（15）和电极触片，弹簧铜柱（15）和电极触片之间可实现滑动电连接；通过这两种技术方案均可把刷柄（20）内部的电能在刷头（10）摆动的状态下传输到刷头（10）上供用电装置使用，从而可以在刷头（10）上增设其他辅助功能，拓展了电动牙刷的使用功能。

Description

一种多功能电动牙刷 技术领域
本申请是以申请号为201910721964.8、申请日为2019年8月6日的中国专利申请为基础，并主张其优先权，该申请的全部内容在此作为整体引入本申请中。
技术领域
本申请涉及电动牙刷技术领域，尤其是一种多功能电动牙刷。
背景技术
电动牙刷是Philippe-Guy Woog申请的一种牙刷，通过电动机芯的快速旋转或震动，使刷头产生高频震动，瞬间将牙膏分解成细微泡沫，深入清洁牙缝，与此同时，刷毛的颤动能促进口腔的血液循环，对牙龈组织有按摩效果。
目前市面上的电动牙刷刷头功能都比较单一，大多都是以清洁牙齿的刷毛为主，究其根本原因在于其刷头与刷柄之间属于可拆式连接结构，刷头底部与刷柄内部的马达摆动轴相连接，利用马达的摆动实现刷头左右摆动换向进而实现竖刷的效果，刷头由于这种摆动动作以及本身体积受限的影响，导致刷头无法与刷柄内部电路实现电连接，因此也无法在刷头上设置更多的用电装置以增加刷头的功能。
申请内容
本申请的目的在于提供一种多功能电动牙刷，通过在刷头与刷柄之间设置可以克服刷头摆动动作的电连接结构，以解决现有技术中刷头在摆动的环境下无法实现与刷柄电连接从而导致无法拓展刷头功能的不足。
本申请的一种技术方案：
一种多功能电动牙刷，包括刷头，以及与刷头可拆式连接的刷柄，所述刷柄内靠近刷头的一端密封设有无线发射线圈，所述刷头内靠近刷柄的一端密封设有无线接收线圈，所述无线发射线圈与无线接收线圈之间无线电传输，所述刷柄内设置有PCB板，所述无线发射线圈与PCB板电连接，所述刷头内远离刷柄的一端设有用电装置，所述无线接收线圈与用电装置电连接。
优选地，所述刷柄内设有电池，所述电池与PCB板电连接。
优选地，所述刷柄内设有马达，所述马达的摆动轴与刷头固定连接且用于驱动刷头摆动。
优选地，所述用电装置为超声波换能器，所述刷头设置有超声波能量过孔，所述超声波能量过孔与超声波换能器相对设置，所述超声波换能器与刷头内壁面之间夹设有防水片，所述防水片位于超声波能量过孔位置处为通孔结构。
优选地，所述超声波换能器产生20KHZ～50KHZ的工作频率和0.02W/cm 2～1W/cm 2超声强度。
优选地，所述用电装置为LED发光灯组，所述刷头设置有透光装置，所述LED发光灯组的发光方向朝向透光装置设置。
优选地，所述刷头设有刷毛，所刷毛的摆动幅度10-20度，刷毛摆动力度为20-450g.cm。
本申请的另一种技术方案：
一种多功能电动牙刷，包括刷头，以及与刷头可拆式连接的刷柄，所述刷柄内靠近刷头的一端设有电极触片，所述刷头内靠近刷柄的一端设有弹簧铜柱，所述电极触片设置有两片，所述两片电极触片之间相互绝缘设置，所述弹簧铜柱设置有两根，所述两根弹簧铜柱分别与两片电极触片电连接，所述刷柄内设置有PCB板，所述电极触片与PCB板电连接，所述刷头内远离刷柄的一端设有用电装置，所述弹簧铜柱与用电装置电连接。
优选地，所述刷头与刷柄之间滑动夹装有O型密封圈，所述弹簧铜柱和电极触片设置于O型密封圈内部，并通过O型密封圈实现与外界水密封。
优选地，所述刷柄内设有电池，所述电池与PCB板电连接。
优选地，所述刷柄内设有马达，所述马达的摆动轴与刷头固定连接且用于驱动刷头摆动。
优选地，所述用电装置为超声波换能器，所述刷头设置有超声波能量过孔，所述超声波能量过孔与超声波换能器相对设置，所述超声波换能器与刷头内壁面之间夹设有防水片，所述防水片位于超声波能量过孔位置处为通孔结构。
优选地，所述超声波换能器产生20KHZ ～50KHZ的工作频率和0.02W/cm 2～1W/cm 2超声强度。
优选地，所述用电装置为LED发光灯组，所述刷头设置有透光装置，所述LED发光灯组的发光方向朝向透光装置设置。
优选地，所述刷头设有刷毛，所刷毛的摆动幅度10-20度，刷毛摆动力度为20-450g.cm。
综合上述技术方案，本申请的有益效果：
本申请在刷头与刷柄之间通过设置无线发射线圈和无线接收线圈，无线发射线圈和无线接收线圈之间可实现无线电传输功能；或者在刷头与刷柄之间设置弹簧铜柱和电极触片，弹簧铜柱和电极触片之间可实现滑动电连接；通过这两种技术方案均可把刷柄内部的电能在刷头摆动的状态下传输到刷头上供用电装置使用，从而可以在刷头上增设其他辅助功能，拓展了电动牙刷的使用功能。
上述说明仅是本申请技术方案的概述，为了能够更清楚了解本申请的技术手段，而可依照说明书的内容予以实施，并且为了让本申请的上述和其他目的、特征和优点能够更明显易懂，以下特举较佳实施例，并配合附图，详细说明如下。
附图说明
图1是本申请的透视图一；
图2是本申请的透视图二；
图3是图2中A的局部放大图；
图4是本申请的工作原理图；
图5是本申请的透视图三；
图6是图5中B的局部放大图；
图7是本申请电极触片结构示意图。
具体实施方式
为阐述本申请的思想及目的，下面将结合附图和具体实施例对本申请作进一步的说明。
如图1至图4所示，一种多功能电动牙刷，包括刷头10，以及与刷头10可拆式连接的刷柄20，所述刷柄20内靠近刷头10的一端密封设有无线发射线圈21，所述 刷头10内靠近刷柄20的一端密封设有无线接收线圈11，所述无线发射线圈21与无线接收线圈11之间无线电传输，所述刷柄20内设置有PCB板，所述无线发射线圈21与PCB板电连接，所述刷柄20内设有电池24，所述电池24与PCB板电连接，所述刷柄20内设有马达22，所述马达22的摆动轴23与刷头10固定连接且用于驱动刷头10摆动。刷头10设有刷毛，所刷毛的摆动幅度10-20度，刷毛摆动力度为20-450g.cm，所述刷头10内远离刷柄20的一端设有用电装置，所述无线接收线圈11与用电装置电连接，所述用电装置可以选用超声波换能器12，或者LED发光灯组。
当所述用电装置为超声波换能器12时，无线接收线圈11与超声波换能器12通过导线14电连接，无线发射线圈21密封设置在刷柄20内，无线接收线圈11密封设置在刷头10，本申请无线发射线圈21通过线圈藕合产生电压给超声波换能器12供电，所述刷头10设置有超声波能量过孔13，所述超声波能量过孔13与超声波换能器12相对设置，所述超声波换能器12与刷头10内壁面之间夹设有防水片，所述防水片位于超声波能量过孔13位置处为通孔结构，所述防水片可以防止刷牙时外部的水进入刷头10内部影响超声波换能器12的正常使用，超声波换能器12采用灌胶方式将其固定在刷头10内，当刷牙时，超声波换能器12产生的超声波通过超声波能量过孔13的防水片的直达牙齿和牙龈，可以起到深度清洁牙齿的作用。
刷柄20外壁设有开关按键，所述刷柄20内设有电池24和PCB板25，所述电池24和无线发射线圈21分别与PCB板25电连接，开关按键与PCB板25电连接，PCB板25通过无线发射线圈21发射信号，无线接收线圈11接收无线发射线圈21发射的信号后，控制超声波换能器12产生超声波；所述超声波换能器12产生20KHZ-50KHZ的工作频率和0.02至1W/cm 2超声强度。电池24给PCB板25供电并产生电流，PCB板25通过无线发射线圈21发射信号，无线接收线圈11与无线发射线圈21藕合后，通过电源线14给超声波换能器12施加电压，使超声波换能器12产生20K HZ～50KHZ的工作频率和0.02W/cm 2～1W/cm 2超声强度。电池24通过MCU与PCB板25电连接，同时PCB板25通过驱动电路产生一个85-400HZ脉宽的控制信号用于驱动马达22，马达22通过摆动轴23控制刷头10左右摆动，使刷毛摆动幅度为1 0-20度。力度为20-450g.cm之间可调整。摆动轴23外套设有轴承，轴承位于刷头10内且与刷头10固定连接，摆动轴23伸入刷头10内且与轴承转动连接，马达22工作时，通过摆动轴23驱动轴承与刷头10一起摆动；用电装置设置为超声波换能器12可以利用超声波在牙周的空化效应达到清除牙周的病菌和不洁物的，其清洁范围能覆盖牙周各个部位。超声波换能器12产生振动大于20000赫兹的频率，发射超声波能量。超声波能量通过刷头10的刷毛及刷毛旁的超声波能量过孔13传递到牙齿和牙龈表面，一方面松动菌斑、牙垢和细小的牙石和牙齿的粘合，破坏细菌在龈袋及牙面各隐藏处里的寄生繁殖，同时，通过刷毛将超声波能量传递到牙龈表面甚至渗透到牙龈内部，并作用于细胞膜后，加速血液循环，促进新陈代谢，可抑制牙肉炎症和牙龈出血，防止牙龈萎缩。
当所述用电装置为LED发光灯组时，无线接收线圈11给LED发光灯珠提供电能，LED发光灯组可以根据生产时预设的数据发出指定波长的光波，不同波长的光波具有不同的光疗作用，利用光波在刷牙的同时可以美白牙齿，清洁口腔，加速血液循环，促进新陈代谢，可抑制牙肉炎症和牙龈出血，防止牙龈萎缩。
如图5至图7所示，本发时提供另外一种实施方式，一种多功能电动牙刷，包括刷头10，以及与刷头10可拆式连接的刷柄20，所述刷柄20内靠近刷头10的一端设有电极触片，所述刷头10内靠近刷柄20的一端设有弹簧铜柱15，所述电极触片设置有两片，所述两片电极触片之间相互绝缘设置，所述弹簧铜柱15设置有两根，所述两根弹簧铜柱15分别与两片电极触片电连接，所述刷柄20内设置有PCB板25，所述电极触片与PCB板25电连接，所述刷头10内远离刷柄20的一端设有用电装置，所述弹簧铜柱15与用电装置电连接，当刷头10处于左右摆动变向的工作状态时，弹簧铜柱15由于具有弹性伸缩功能，所以可以始终与电极触片保持良好的滑动连接，从而能为用电装置提供稳定的电能供给，以确保用电装置的正常使用。
所述刷头10与刷柄20之间滑动夹装有O型密封圈16，所述弹簧铜柱15和电极触片设置于O型密封圈16内部，并通过O型密封圈16实现与外界水密封，O型密封圈16安装在刷头10与刷柄20之间时，可以利用槽位进行限位或者把O型密封圈16其中一侧面与刷头10或者刷柄20壳体固定设置，以防止O型密封圈16出现错位的 现像，失去水密封效果。
以上是本申请的具体实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本申请原理的前提下，还可以做出若干改进和润饰，这些改进和润饰也视为本申请的保护范围。
发明概述
技术问题
问题的解决方案
发明的有益效果

Claims (9)

  1. 一种多功能电动牙刷，包括刷头，以及与刷头可拆式连接的刷柄，其特征在于：所述刷柄内靠近刷头的一端密封设有无线发射线圈，所述刷头内靠近刷柄的一端密封设有无线接收线圈，所述无线发射线圈与无线接收线圈之间无线电传输，所述刷柄内设置有PCB板，所述无线发射线圈与PCB板电连接，所述刷头内远离刷柄的一端设有用电装置，所述无线接收线圈与用电装置电连接。
  2. 一种多功能电动牙刷，包括刷头，以及与刷头可拆式连接的刷柄，其特征在于：所述刷柄内靠近刷头的一端设有电极触片，所述刷头内靠近刷柄的一端设有弹簧铜针，所述电极触片设置有两片，所述两片电极触片之间相互绝缘设置，所述弹簧铜针设置有两根，所述两根弹簧铜针分别与两片电极触片电连接，所述刷柄内设置有PCB板，所述电极触片与PCB板电连接，所述刷头内远离刷柄的一端设有用电装置，所述弹簧铜针与用电装置电连接。
  3. 根据权利要求2所述的多功能电动牙刷，其特征在于：所述刷头与刷柄之间滑动夹装有O型密封圈，所述弹簧铜针和电极触片设置于O型密封圈内部，并通过O型密封圈实现与外界水密封。
  4. 根据权利要求1或2所述的多功能电动牙刷，其特征在于：所述刷柄内设有电池，所述电池与PCB板电连接。
  5. 根据权利要求1或2所述的多功能电动牙刷，其特征在于：所述刷柄内设有马达，所述马达的摆动轴与刷头固定连接且用于驱动刷头摆动。
  6. 根据权利要求1或2所述的多功能电动牙刷，其特征在于：所述用电装置为超声波换能器，所述刷头设置有超声波能量过孔，所述超声波能量过孔与超声波换能器相对设置，所述超声波换能器与刷头内壁面之间夹设有防水片，所述防水片位于超声波能量过孔位置处为通孔结构。
  7. 根据权利要求6所述的多功能电动牙刷，其特征在于：所述超声波 换能器产生20KHZ～50KHZ的工作频率和0.02W/cm 2～1W/cm 2超声强度。
  8. 根据权利要求1或2所述的多功能电动牙刷，其特征在于：所述用电装置为LED发光灯珠，所述刷头设置有透光装置，所述LED发光灯珠的发光方向朝向透光装置设置。
  9. 根据权利要求1或2所述的多功能电动牙刷，其特征在于：所述刷头设有刷毛，所刷毛的摆动幅度10-20度，刷毛摆动力度为20-450g.cm。
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CN112493658B (zh) * 2020-11-23 2022-10-14 深圳素士科技股份有限公司 浮动牙刷头及电动牙刷
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