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WO2018196159A1 - Procédé et système de commande pour brosse à dents intelligente - Google Patents

Procédé et système de commande pour brosse à dents intelligente Download PDF

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Publication number
WO2018196159A1
WO2018196159A1 PCT/CN2017/091877 CN2017091877W WO2018196159A1 WO 2018196159 A1 WO2018196159 A1 WO 2018196159A1 CN 2017091877 W CN2017091877 W CN 2017091877W WO 2018196159 A1 WO2018196159 A1 WO 2018196159A1
Authority
WO
WIPO (PCT)
Prior art keywords
module
output current
toothbrush
real
smart toothbrush
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2017/091877
Other languages
English (en)
Chinese (zh)
Inventor
刘博�
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Yunding Information Technology Co Ltd
Original Assignee
Shenzhen Yunding Information Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Yunding Information Technology Co Ltd filed Critical Shenzhen Yunding Information Technology Co Ltd
Publication of WO2018196159A1 publication Critical patent/WO2018196159A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • A61C17/221—Control arrangements therefor
    • 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
    • A61C17/24—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like rotating continuously
    • A61C17/26—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like rotating continuously driven by electric motor
    • 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
    • A61C17/32—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating
    • A61C17/34—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating driven by electric motor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/005—Measuring force or stress, in general by electrical means and not provided for in G01L1/06 - G01L1/22

Definitions

  • the invention relates to the technical field of smart toothbrushes, and in particular to a control method and system for a smart toothbrush.
  • the pressure sensor or the pressure sensor can be used to detect the pressure of the smart toothbrush on the teeth, thereby guiding the user.
  • the manufacturing cost of the smart toothbrush is increased, and the smart toothbrush can not be made smaller; when the pressure of the smart toothbrush is detected by other means, the accuracy of the detection is often difficult to meet the requirements, and Satisfy the use of the user to guide the use.
  • the main object of the present invention is to provide a control method for a smart toothbrush, which aims to improve detection accuracy and reduce manufacturing cost.
  • the present invention provides a method for controlling a smart toothbrush, and the method for controlling the smart toothbrush comprises the following steps:
  • the input voltage of the conveying drive motor enters the integrating circuit
  • the input current of the drive motor is performed for filtering.
  • determining whether the drive motor is running further includes the following steps:
  • screening the real-time output current further includes the following steps:
  • the invention also provides a control system for a smart toothbrush, comprising a controller, a starting module, a conveying module, a receiving module, a selecting module, and a reading module electrically connected to the controller,
  • the startup module is configured to activate a switch of the toothbrush
  • the conveying module is configured to feed an input voltage of the driving motor into the integrating circuit
  • the receiving module is configured to receive a real-time output current of the driving motor
  • the selection module is configured to calculate and filter a real-time output current
  • the reading module is configured to read a pressure value corresponding to a real-time output current in the mapping database.
  • control system of the smart toothbrush further includes a first determining module, a first executing module, and a second executing module electrically connected to the controller,
  • the first determining module is configured to determine whether the driving motor is running, and if yes, the first executing module performs an input voltage of the driving motor for filtering,
  • the second execution module is configured to perform an input current of the drive motor for filtering.
  • control system of the smart toothbrush further includes a third execution module electrically connected to the controller,
  • the third execution module is configured to perform a fault check and/or prompt when the first determining module determines that the driving motor is not running.
  • the selection module includes an establishing unit and a determining unit electrically connected to the controller,
  • the establishing unit is configured to establish a current threshold
  • the determining unit is configured to determine whether an output current corresponding to each time node is located in the current threshold, and if so, collect an output current corresponding to the time node.
  • control system of the smart toothbrush further includes a storage module and an establishing module electrically connected to the controller,
  • the storage module is configured to store a pressure data model
  • the establishing module is configured to establish a mapping database of the pressure data model and the output current.
  • the technical scheme of the invention sequentially enters the integration circuit by inputting the input voltage of the driving motor, and filters the real-time output current, and then reads the pressure value corresponding to the real-time output current in the mapping database, thereby improving the detection of the corresponding pressure value by detecting the current. Accuracy, and does not require the use of pressure sensors or pressure sensors and other detection devices, which can reduce manufacturing costs and make smart toothbrushes smaller.
  • FIG. 1 is a schematic flow chart of an embodiment of a method for controlling a smart toothbrush according to the present invention
  • FIG. 2 is a schematic flow chart of another embodiment of a method for controlling a smart toothbrush according to the present invention.
  • FIG. 3 is a schematic flow chart of the step S80 of the control method of the smart toothbrush according to the present invention.
  • FIG. 4 is a schematic flow chart of still another embodiment of a method for controlling a smart toothbrush according to the present invention.
  • Figure 5 is a schematic view showing the connection structure of the control system of the smart toothbrush of the present invention.
  • FIG. 6 is a schematic structural diagram of the selection module of FIG. 5.
  • the terms "connected”, “fixed” and the like should be understood broadly, unless otherwise clearly defined and limited.
  • “fixed” may be a fixed connection, or may be a detachable connection, or may be integrated; It may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and may be an internal connection of two elements or an interaction relationship of two elements unless explicitly defined otherwise.
  • the specific meanings of the above terms in the present invention can be understood on a case-by-case basis.
  • first, second, and the like in the present invention are used for the purpose of description only, and are not to be construed as indicating or implying their relative importance or implicitly indicating the number of technical features indicated.
  • features defining “first” or “second” may include at least one of the features, either explicitly or implicitly.
  • the technical solutions between the various embodiments may be combined with each other, but must be based on the realization of those skilled in the art, and when the combination of the technical solutions is contradictory or impossible to implement, it should be considered that the combination of the technical solutions does not exist. It is also within the scope of protection required by the present invention.
  • the invention provides a control method for a smart toothbrush.
  • a method for controlling the smart toothbrush includes the following steps:
  • the toothbrush described above is a smart toothbrush, and the toothbrush head of the toothbrush may include an ultrasonic vibration and/or rotating structure. Since the load of the drive motor is larger when the voltage supplied to the drive motor is constant, the output current value of the drive motor is larger, that is, the pressure generated during the use of the toothbrush is proportional to the current of the drive motor.
  • the switch of the toothbrush is opened by a button or a touch sensing method, so that the power source in the toothbrush communicates with the driving motor, the driving motor starts to drive the brush head, and the controller in the toothbrush starts to receive the input voltage of the driving motor in real time.
  • the input voltage can be filtered and analyzed, and the input voltage is passed through the integration circuit, that is, the input voltage is passed through the waveform transformation, the cancellation of the offset voltage of the amplification circuit or the integral compensation in the feedback control, so that the drive motor obtains a more stable input.
  • the voltage does not affect the real-time current value of the drive motor.
  • the controller can synchronously receive the real-time output current of the driving motor, and calculate and filter the real-time output current through a software filtering algorithm in the controller, which can eliminate the abnormal value of the output current to obtain more accurate real-time.
  • the output current is used to obtain a more accurate pressure value.
  • a mapping database of the analog output current and the corresponding pressure value is stored in the controller, wherein the analog output current is a current value of the driving motor corresponding to the pressure generated by the toothbrush on the tooth according to the toothbrush during use.
  • the controller searches the mapping database through the more accurate real-time output current after processing, reads the accurate corresponding pressure value, and finally displays through the display on the toothbrush.
  • the driving motor real-time output current corresponding to the pressure value so as to facilitate more accurate use guidance for the user, and the entire reading current and processing process are processed and calculated by the controller, without using a pressure sensor or a pressure sensor, etc.
  • the detecting device can also reduce the manufacturing cost and facilitate the miniaturization of the toothbrush production.
  • the technical scheme of the invention sequentially enters the integration circuit by inputting the input voltage of the driving motor, and filters the real-time output current, and then reads the pressure value corresponding to the real-time output current in the mapping database, thereby improving the corresponding pressure value by detecting the current.
  • the detection accuracy is not required to use a detecting device such as a pressure sensor or a pressure sensor, which can reduce the manufacturing cost and make the smart toothbrush smaller.
  • S40 determining whether the driving motor is running, and if so, S41: performing an input voltage of the driving motor for filtering;
  • S50 Perform an input current of the drive motor for filtering.
  • the signal when the driving motor is working, the signal is automatically sent to the controller, or the controller automatically detects whether the driving motor is running.
  • the controller detects that the driving motor is running, it can connect the filtering circuit or start receiving the driving motor for filtering. After the input voltage, and further receives the input current filtered by the drive motor, thereby ensuring the stability of the input voltage and the initial input current of the drive motor, thereby facilitating the reduction of the pressure value error obtained by the post-processing and improving the detection accuracy.
  • S40 determining whether the driving motor is running, further comprising the steps of:
  • S42 Perform a fault check and/or prompt.
  • the controller of the toothbrush is connected with a fault check module.
  • the fault check module can perform preliminary check and judgment, such as detecting whether the circuit is short, short, abnormal, etc. At least one of them can also be displayed through the display screen, and further, the protection circuit program can be started to prevent the entire circuit from being damaged. This makes it easy for the user to confirm the problem and process as soon as possible to ensure the stable use of the toothbrush.
  • S80 screening the real-time output current further includes the following steps:
  • S82 Determine whether an output current corresponding to each time node is located in the current threshold, and if so, collect an output current corresponding to the time node.
  • the controller determines that the output current corresponding to each time node is located in the current threshold, the controller collects the output current value corresponding to each time node, and performs judgment processing, and the controller performs the collection process to obtain the corresponding accurate pressure value.
  • the culling can be directly performed to improve the calculation accuracy of the pressure value.
  • the toothbrush stores or updates the mapping database in advance, wherein the pressure data model is a pressure range value detected according to a plurality of simulation experiments on the toothbrush, and the pressure range value is divided into uniform nodes.
  • the output current of the corresponding drive motor is obtained for each pressure node as a mapping database.
  • the controller directly detects the change of the current of the driving motor to obtain the corresponding pressure change, and does not require an additional detecting device, which is simpler and more convenient.
  • the present invention further provides a control system for a smart toothbrush, comprising a controller 10, a startup module 20 electrically connected to the controller, a delivery module 30, a receiving module 40, a selection module 50, and a reading Module 60,
  • Activating module 20 for starting a switch of the toothbrush
  • a delivery module 30 for feeding an input voltage of the drive motor into the integration circuit
  • a receiving module 40 configured to receive a real-time output current of the driving motor
  • Module 50 is selected for screening real-time output current
  • the reading module 60 is configured to read the pressure value corresponding to the real-time output current in the mapping database.
  • the starter die 20 can be a switch button or an inductive switch, etc., the user can open the switch of the toothbrush through the starter module 20, so that the power source in the toothbrush communicates with the drive motor, the drive motor starts to drive the brush head, and the controller in the toothbrush 10 starts to receive the input voltage of the driving motor in real time, can filter and analyze the input voltage, and connect the input voltage to the integration circuit through the delivery module 30 for processing, that is, the input voltage is passed through the waveform transformation, the cancellation circuit offset voltage is eliminated or feedback control
  • the integral compensation is used to make the drive motor obtain a more stable input voltage without affecting the real-time current value of the drive motor.
  • the controller 10 can also synchronously receive the real-time output current of the driving motor through the receiving module 40.
  • the selecting module 50 can calculate and filter the real-time output current by using an associated software filtering algorithm connected to the controller 10 and stored.
  • the output current abnormal value can be eliminated to obtain a more accurate real-time output current, so as to obtain a more accurate pressure value.
  • a mapping database of the analog output current and the corresponding pressure value is stored in the controller 10, wherein the analog output current is a current of the driving motor corresponding to the pressure generated by the toothbrush on the tooth according to the toothbrush during use.
  • the controller 10 passes the processed more accurate real-time output current, and searches the mapping database through the reading mode 60 to read the accurate corresponding pressure value, and finally
  • the pressure value corresponding to the real-time output current of the drive motor can be displayed on the display screen of the toothbrush, so that the user can be more accurately guided and used, and the entire read current and the processing process are processed and calculated by the controller.
  • the use of a pressure sensor or a pressure sensor and the like can also reduce the manufacturing cost and facilitate the miniaturization of the toothbrush.
  • control system of the smart toothbrush further includes a first determining module 70, a first executing module 80, and a second executing module 90 electrically connected to the controller 10,
  • the first determining module 70 is configured to determine whether the driving motor is running, and if so, the first executing module 80 performs an input voltage of the driving motor for filtering,
  • the second execution module 90 is configured to perform an input current of the drive motor for filtering.
  • control system of the smart toothbrush further includes a third execution module 100 electrically connected to the controller 10,
  • the third execution module 100 is configured to perform a fault check and/or prompt when the first determining module 70 determines that the driving motor is not running.
  • the first determining module 70 when the driving motor is working, sends a signal to the controller 10, and when the controller 10 detects that the driving motor is running by the first determining module 70, it can send a signal to the first executing module 80, Performing a connected filter circuit, or starting to receive the input voltage of the drive motor for filtering, and further transmitting a signal to the second execution module 90, receiving the input current filtered by the drive motor, thereby ensuring the input voltage and the initial input current of the drive motor.
  • the stability is convenient to reduce the error of the pressure value obtained by post-processing and improve the detection accuracy.
  • the controller 10 of the toothbrush is connected with a fault checking module.
  • the third executing module 100 sends a signal to the fault checking module.
  • Preliminary inspection and judgment such as detecting whether the circuit is at least one of a path, a short circuit, an abnormal area, etc., and can also be displayed through a display screen.
  • the selection module 50 includes an establishing unit 51 and a determining unit 52 electrically connected to the controller 10,
  • the determining unit 52 is configured to determine whether the output current corresponding to each time node is within the current threshold, and if so, collect the output current corresponding to the time node.
  • the above-mentioned establishing unit 51 can display on the display screen, or establish a current threshold by connecting with an external device through an interface, or can establish a current threshold during production and save it in the toothbrush.
  • the controller 10 determines, by the determining unit 52, that the output current corresponding to each time node is located in the current threshold, the controller 10 collects the output current value corresponding to each time node, and performs a determination process, and the controller 10 performs the collection process to obtain a corresponding
  • the accurate pressure value when the judging unit 52 judges that the output current value is not within the current threshold, can directly perform the culling, thereby improving the calculation accuracy of the pressure value.
  • control system of the smart toothbrush further includes a storage module 110 and an establishing module 120 electrically connected to the controller 10,
  • a storage module 110 configured to store a pressure data model
  • the module 120 is configured to establish a mapping database of the pressure data model and the output current.
  • the storage module 110 may be a storage area in the memory or a storage chip separately used for storing the pressure data model, and the establishing module 120 may automatically adjust and update the mapping database of the pressure data model and the output current through the pressure data model, thereby reducing Small error, improve the accuracy of the final pressure value, and facilitate the user to use more accurate guidance.

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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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Brushes (AREA)

Abstract

L'invention concerne un procédé et un système de commande pour une brosse à dents intelligente, le procédé de commande pour brosse à dents intelligente comprenant les étapes suivantes : mise en route de l'interrupteur d'une brosse à dents (S30) ; transmission d'une tension d'entrée d'un moteur d'entraînement en direction d'un circuit d'intégration (S60) ; réception d'un courant de sortie en temps réel du moteur d'entraînement (S70) ; filtrage du courant de sortie en temps réel (S80) ; et lecture d'une valeur de pression correspondant au courant de sortie en temps réel dans une base de données de mappage (S90). Grâce au présent procédé de commande pour brosse à dents intelligente, la précision de détection est accrue et les coûts de fabrication sont réduits.
PCT/CN2017/091877 2017-04-25 2017-07-05 Procédé et système de commande pour brosse à dents intelligente Ceased WO2018196159A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710279958.2A CN106983570A (zh) 2017-04-25 2017-04-25 智能牙刷的控制方法及系统
CN201710279958.2 2017-04-25

Publications (1)

Publication Number Publication Date
WO2018196159A1 true WO2018196159A1 (fr) 2018-11-01

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PCT/CN2017/091877 Ceased WO2018196159A1 (fr) 2017-04-25 2017-07-05 Procédé et système de commande pour brosse à dents intelligente

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CN (1) CN106983570A (fr)
WO (1) WO2018196159A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110288219A (zh) * 2019-06-18 2019-09-27 广州皓醒湾科技有限公司 一种电动牙刷的检测方法、装置、电动牙刷及存储介质
CN113030721A (zh) * 2021-03-01 2021-06-25 深圳市云顶信息技术有限公司 马达负载值检测装置及方法
CN113730011A (zh) * 2021-09-30 2021-12-03 重庆海之美健康科技有限公司 一种伸缩式传动结构及伸缩式高频电动牙刷

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080020351A1 (en) * 2003-09-15 2008-01-24 Alexander Hilscher Method and device for cleaning teeth
CN101716099A (zh) * 2009-12-22 2010-06-02 上海大学 压力感应式电动牙刷振动频率调节系统
CN102813558A (zh) * 2012-08-30 2012-12-12 上海携福电器有限公司 电动牙刷
CN104414767A (zh) * 2013-08-26 2015-03-18 李旺根 电动牙刷
CN105455911A (zh) * 2015-08-26 2016-04-06 舒可士（深圳）科技有限公司 一种智能电动牙刷控制方法及其装置
CN106420093A (zh) * 2016-11-10 2017-02-22 北京希澈科技有限公司 一种电动牙刷

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080020351A1 (en) * 2003-09-15 2008-01-24 Alexander Hilscher Method and device for cleaning teeth
CN101716099A (zh) * 2009-12-22 2010-06-02 上海大学 压力感应式电动牙刷振动频率调节系统
CN102813558A (zh) * 2012-08-30 2012-12-12 上海携福电器有限公司 电动牙刷
CN104414767A (zh) * 2013-08-26 2015-03-18 李旺根 电动牙刷
CN105455911A (zh) * 2015-08-26 2016-04-06 舒可士（深圳）科技有限公司 一种智能电动牙刷控制方法及其装置
CN106420093A (zh) * 2016-11-10 2017-02-22 北京希澈科技有限公司 一种电动牙刷

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