2081results about "Tooth cleaning" patented technology

The utility model discloses a brushless servo motor easy to install and debug, which comprises a shell, a rotor, a stator and an encoder assembly, and is characterized in that the rotor comprises a rotating shaft and a magnetic ring; the shell comprises a shell and a first end cover; the stator comprises a stator core and a winding; the magnetic ring is an M-pole magnetic ring; the encoder assembly comprises a PCB and a magnetic induction device, the magnetic induction device comprises N groups of Hall sensors, and N is 1 or 2; each group of Hall sensors comprises two Hall sensors, and one Hall sensor rotates 90 degrees around the center line of the rotating shaft to reach the position of the other Hall sensor; each Hall sensor is eccentrically arranged relative to the center line of the rotating shaft, and a gap is formed between each Hall sensor and the magnetic ring in the axial direction of the rotating shaft. According to the utility model, the Hall sensor directly senses the magnetic field of the magnetic ring of the rotor to determine the angular position of the rotor, an independent sensing magnet does not need to be arranged on the rotor, the structure is simple, and the installation process is simplified.

The invention discloses a motor control method of oral care equipment and a related device thereof. The oral care device comprises a motor, and the motor comprises a rotor. Acquiring a driving signal; controlling the rotor to perform reciprocating vibration relative to a reference axis based on the driving signal, and controlling the position of the reference axis to change so as to enlarge the coverage range of the vibration; the vibration comprises linear vibration or rotary vibration; wherein the driving signal is a preset signal. In this way, the vibration coverage range of the rotor is remarkably enlarged, and the oral cavity cleaning effect is improved.

The utility model provides a brush head and an electric toothbrush and relates to the technical field of oral cavity cleaning, the brush head comprises a brush head body and a soft rubber piece, the brush head body is provided with a head part and a rod part connected with the head part, the head part is used for fixing bristles, and the rod part is used for being matched with a brush handle assembly; wherein the back face of the head portion is concavely arranged to form a vibration reduction cavity, an elastic supporting piece is arranged in the vibration reduction cavity, the brush head body is sleeved with the soft rubber piece or formed with the soft rubber piece, and the soft rubber piece at least covers the back face of the head portion and completely covers the vibration reduction cavity. The elastic supporting piece is constructed to be at least partially connected with the inner wall of the soft rubber piece in an abutting mode so as to be matched with the soft rubber piece for vibration reduction. Therefore, the problem that an existing brush head coated with soft rubber is poor in vibration reduction effect is solved.

Embodiments of the present disclosure relate to the field of intelligent control technology, and disclose a consumable consumption control method, device and system. In the method, when an apparatus that consumes consumables moves to a preset range of a container for loading consumables, communication between the apparatus and the container is established so that the apparatus obtains consumable information of the consumables and operation instructions of the container; then, an operation mode of the apparatus is set according to the operation instructions, and consumption setting of the consumables may be determined according to the consumable information.

A storage case for storing a power-driven personal care implement includes a primary cavity and a primary cover, preferably movably connected to the primary cavity. The primary cavity and the primary cover define a primary compartment configured to store the power-driven personal care implement therein. The primary cover is configured to set the primary compartment in an open position or a closed position. The storage case includes a secondary cavity and a secondary cover, preferably movably connected to the secondary cavity. The secondary cavity and the secondary cover define a secondary compartment separate from the primary compartment. The secondary cover is configured to set the secondary compartment in an open position or a closed position. The secondary compartment is configured to store a power source electrically unconnected to any electrical conductors.

An oral care device include a first portion, a second portion, and a communication assembly. The first portion is metallic. The second portion is non-metallic and is connected to the first portion. The communication assembly is disposed inside the first portion. The communication assembly includes a signal transceiver. The signal transceiver is disposed corresponding to the second portion. The signal transceiver is configured to send signals to an exterior of the oral care device and / or to receive signals from the exterior of the oral care device. The signals sent by the signal transceiver and / or the signals received by the signal transceiver are allowed to pass through the second portion.

Proposed are schemes, solutions, concepts, designs, methods and systems pertaining to aiding and / or improving oral care apparatus having cleaning elements that are adapted, in use, to engage dental tissue of the user. Embodiments propose that, based on light reflected from a surface of the oral cavity during use, an indication of positioning with respect to a tooth surface or gum tissue of the user may be determined. That is, it may be determined whether a cleaning element is positioned at a tooth surface or gum tissue of the user by analyzing light reflected from a surface of the oral cavity.

The invention relates to the technical field of driving devices, in particular to a small-angle swinging electromagnetic driving module which comprises a stator and a rotor, the rotor comprises a rotating shaft, a magnetic conductive assembly and two permanent magnets, the magnetic conductive assembly is arranged on the rotating shaft, the two permanent magnets are arranged on the magnetic conductive assembly at intervals, and the magnetic conductive assembly is provided with a first cambered surface; the stator comprises a shell, a coil and a magnetic framework, the magnetic framework and the rotating shaft are arranged in the shell, the magnetic framework is mounted on the shell, the coil is wound on the magnetic framework, the magnetic framework is provided with a second cambered surface, and the first cambered surface and the second cambered surface are concentrically arranged; two pole shoes are arranged in the shell, each pole shoe is provided with an inner arc surface, and the central angle corresponding to each inner arc surface is not larger than the swing angle of the corresponding permanent magnet. According to the invention, the magnetic conductive assembly is coupled with the magnetic conductive skeleton, the coil is utilized to generate an alternating magnetic field to control the permanent magnet to drive the rotor to swing, and the inner cambered surface angle setting of the pole shoes is utilized, so that the effect of controlling the rotation amplitude of the permanent magnet to be kept within a required range is achieved.

The invention relates to the technical field of intelligent electric toothbrush control, in particular to a control method of an intelligent electric toothbrush based on voiceprint sensing, which comprises the following steps: collecting vibration signals generated by contact friction between bristles and a target tooth surface in real time, performing spectral analysis on an original electric signal sequence to obtain sound characteristic parameters, recognizing the sound characteristic parameters based on a pre-trained voiceprint plaque recognition model to obtain the plaque intensity of the target dental surface; and if the plaque intensity reaches a preset threshold value, adjusting the movement of the bristles to obtain a bristle movement control instruction, and if the plaque intensity does not reach the threshold value, automatically switching to the target tooth surface of the next cleaning area until all the cleaning areas are cleaned. According to the invention, through the bristle motion control instruction, optimization is carried out for different bacterial plaque intensities, and the angle, amplitude and vibration frequency of the bristles are automatically adjusted, so that a personalized cleaning effect is realized.

A transportable autonomous dental unit is described, mounted on a base to which side walls are associated in order to create a container of around 4 liters of volume, featuring a dental chair whose column has a compressed air tank, a complete instrument table, a compressor to fill the needs of the pneumatic peripherals and venturi suction device for compressed air, means for connection to a water supply line, a wastewater drainage duct, and a power source, offering the same operation conditions of a complete conventional dental unit.

The invention discloses an oral cavity cleaning device and method and a storage medium, and the oral cavity cleaning method is applied to the oral cavity cleaning device and comprises the steps that an attitude sensor of the oral cavity cleaning device is controlled to obtain first attitude information; controlling a signal transmitting assembly of the oral cavity cleaning device to transmit a first signal, and controlling a signal receiving assembly of the oral cavity cleaning device to receive a second signal obtained by reflecting the first signal; acquiring first relative position information between the oral cavity cleaning device and the target part at least according to the first signal and the second signal; a target area in the oral cavity of the user is obtained, the target area is a current to-be-cleaned or currently-cleaned oral cavity area, and at least part of the target area is determined at least according to the first posture information and the first relative position information. According to the method and the device, the target area to be cleaned or currently cleaned can be accurately positioned, so that the cleaning effect of the oral cavity is effectively improved.

An ultrasonic cleaning device 2 for oral appliances, comprises a tank 102 for holding a liquid and at least one oral appliance, an ultrasonic transducer 104 arranged to convey ultrasound signals to the tank, and a control circuit for driving the transducer, the control circuit arranged to provide at least a first mode and a second mode, the first mode comprising a first period during which an ultrasound signal is arranged to be provided at a first amplitude (step 216), and the second mode comprising at least a second period during which an ultrasound signal is arranged to be provided at the second amplitude (step 220) followed by a third period during which an ultrasound signal is arranged to be provided at the third amplitude (step 222), following by a fourth period during which an ultrasound signal is arranged to be provided substantially at the second amplitude (step 224), and wherein the second, third and fourth periods are substantially equal and shorter than the first period and the third amplitude is substantially lower than the second amplitude. The second mode may further comprise a fifth period during which an ultrasound signal is arranged to be provided at substantially the third amplitude (step 226) and a sixth period during which an ultrasound signal is arranged to be provided substantially at the second amplitude (step 228).

The utility model relates to a brush head and an electric toothbrush, the brush head is configured to be installed on a machine body and comprises a brush head body, a cleaning part and a transmission part, the cleaning part comprises a first brush head and a second brush head, and the second brush head is configured to be pivotable; the transmission part comprises a first transmission piece and a second transmission piece, the first transmission piece and the second transmission piece are connected through a connecting piece, in the extension direction of the first axis, by taking the connecting piece as a boundary, one end of the second transmission piece is configured to be matched with a limiting part correspondingly arranged on the machine body, and the other end of the second transmission piece is configured to be eccentrically matched with the second brush head; the electric toothbrush comprises a machine body, a power shaft and a brush head, the brush head is connected with the machine body through the power shaft, the power shaft is constructed as an external vibration source of the brush head, and a cleaning part of the brush head is constructed to vibrate relative to the machine body. According to the brush head and the electric toothbrush provided by the invention, multi-mode composite motion of reciprocating vibration and reciprocating rotation can be realized, and the cleaning capability on interdental crevices and tooth roots is enhanced.

The present invention relates to a light-based sanitation device using a PCB-mounted motor. The device consists of a main body, a PCB arranged inside the main body, a power button in the handle area, and a light source unit in the head area. A vibration motor is attached to the upper end of the handle section and soldered to the PCB via soldering. A toothbrush head is fastened to the light source unit, with at least one toothbrush bristle formed using a waveguide. This configuration reduces noise, improves vibration stability, and enhances user convenience. The device also simplifies the manufacturing process by configuring the existing PCB with multiple or segmented structures into a single-piece structure, leading to cost reduction and potential improvements in productivity.

According to an aspect, there is provided a method (100) of manufacturing a communications component for an attachment assembly of an oral care device, the method comprising: creating (102) an antenna assembly; and fitting (110) the antenna assembly to a cold-formed metal ring. Creating (102) the antenna assembly comprises forming (104) a base of the antenna assembly using an injection moulding process; positioning (106) an antenna on the base; and forming (108) a cover over the base and the antenna using an injection moulding process.

An apparatus for performing a localization of a movable treatment device having at least one inertial sensor and configured to treat the target surface. The apparatus has a motion pattern classification device configured to discriminate between two or more motion classes contained in a set of motion classes, and an interface for providing, from the inertial sensor to the motion pattern classification device, inertial sensor data representing a movement of the movable treatment device. The motion pattern classification device has a neural network configured to receive and classify inertial sensor data with respect to the motion classes associated with one or more different zones relating to the target surface so that the classification of inertial sensor data indicates an estimation of the location of the movable treatment device with respect to the one or more zones of the target surface.

The present application discloses a base assembly for an electric toothbrush and an electric toothbrush. The electric toothbrush is placed on a placement body by means of a base assembly. The base assembly for the electric toothbrush comprises: a base, wherein a charging port is arranged in the middle of the base; and a base cover, arranged at the bottom of the base, wherein the projection of the base on the base cover does not extend beyond the edge of the base cover, and the base cover can move relative to the base so as to selectively open and close the charging port. The base cover is a metal base cover, and the base cover is provided with a support part suitable for providing support at the placement body.

An oral care system comprising an oral care device and a processor. The processor is configured to obtain an image of a user using the oral care device and process the image to identify a portion of the oral care device in the image and determine a relative measurement of the user from the image. An absolute measurement of the user can then be determined using the identified portion of the oral care device and the relative measurement.

The invention relates to a hand-held microneedling device (1; 20) for local puncturing of a skin, comprising a housing (2); a drive device which is arranged in the housing (2) and is configured to provide a drive force; a skin puncturing device (6); a microneedling puncturing tool (8) which is formed on the skin puncturing device (6) and is connected to the drive device such that, during operation, the microneedling puncturing tool (8) can be moved back and forth at a repetition rate by means of the drive force; and a needle plate (9) which is formed on the microneedling puncturing tool (8) and on which a plurality of puncturing needles (10) are arranged distributed over a front-side application surface (11); wherein, during operation, the microneedling puncturing tool (8) can be moved back and forth, between a front working position and a rear working position which is retracted in comparison thereto, by means of the drive force at the repetition rate. Furthermore, a skin puncturing device (6) for a hand-held microneedling device and an article are provided.

An attachment brush part for an electrical body care brush, in particular an electrical toothbrush, includes brush head with an in particular circular bristle carrier, on which a bristle field with a plurality of bristle bundles each with a plurality of care bristles is arranged.

Drivetrain assemblies for personal care devices using electromagnetic components to generate a combination of controllable power tapping and sweeping motions. The drivetrain assemblies include a drivetrain shaft at least partially contained within a body portion of the device. The drivetrain shaft is further configured to engage a brush head member of the device. The drivetrain assemblies further include a motor mounted on the drivetrain shaft, where the motor is configured to periodically rotate the drivetrain shaft about a first axis of the device, and an electromagnetic assembly configured to drive the drivetrain shaft and thereby the brush head member about an second axis of the device or in a direction parallel to a third axis of the device. The electromagnetic assembly includes a stator, a voice coil actuator, a rotor, or a linear solenoid actuator, for example.

The toothbrush according to the invention is designed to be elastic and reversibly deflectable in the area of ​​the finger groove (Fm). If the maximum permissible cleaning force on the teeth and gums is exceeded, small but perceptible movements occur between the individual transverse ribs (Qs) in the area of ​​the finger groove (Fm). These movements are easily felt by the user's fingers resting on them, thus allowing the cleaning force to be constantly monitored, controlled, and limited. Furthermore, due to the coordinated design of the transverse ribs (Qs) (essentially in the form of an irregular truncated pyramid) and the essentially trough-shaped transverse recesses (Qa), there is no risk of pinching or chafing of the skin of the fingers, even when the recommended cleaning force is significantly exceeded.and wherein the surface and volumetric contact between all features in the area of ​​the finger groove (Fm) and the fingers resting thereon is consistently / permanently good, comfortable, stable, non-slip and secure, regardless of which specific tooth area in which specific quadrant of the dentition is being brushed or cleaned. The toothbrush according to the invention, in particular a mechanical manual toothbrush, can be manufactured to a high standard and routinely using both single-component and multi-component technologies (with the exception of bristles).

A holder for a powered driven personal care item is unitarily formed as one piece and is attachable to a charging unit to hold the powered driven personal care item in place during charging. A charging system comprises such a holder and a charging unit. A unit, preferably a display or touch-and-feel unit, comprises such a charging system and a powered driven personal care item.

The invention discloses a motor control method of oral care equipment and a related device. The oral care equipment comprises a motor, and the control method comprises the following steps: inputting a driving signal to the motor to drive the motor to generate cleaning vibration; the driving signal comprises a plurality of target driving waves, the target driving waves are used for driving the motor to generate sound of tones corresponding to the target driving waves, and most energy of the frequency spectrum of the sound is concentrated in a preset driving frequency range of the motor. In this way, the oral care equipment can provide an efficient cleaning effect for a user while playing music.

The invention relates to a method and a device for adjusting the vibration intensity of an electric toothbrush. The method comprises the following steps: acquiring a real-time oral cavity image of a user, carrying out anomaly detection on the real-time oral cavity image, marking an abnormal area of the real-time oral cavity image, extracting a reference oral cavity image and reference adjustment information corresponding to the abnormal area from a preset database, carrying out feature comparison processing on the real-time oral cavity image and the reference oral cavity image, and judging whether the real-time oral cavity image is abnormal or not. Judging the redness and swelling degree of the gum of the user, and adjusting the vibration intensity of the electric toothbrush according to the redness and swelling degree of the gum and the reference adjustment information, so that the user can clean teeth by adopting the electric toothbrush after the vibration intensity is adjusted. According to the scheme provided by the invention, the gingival problem of the user can be accurately identified, and meanwhile, the gingival problem is quantified as the gingival red and swollen degree, so that the vibration intensity of the electric toothbrush is flexibly adjusted according to the gingival red and swollen degree and the reference adjustment information, and the experience feeling of the user is improved.

An electric oral cleaning tool, including: a housing, a transmission rod, and a brush head assembly. The brush head assembly is rotatably connected to an end of the housing, and a functional element is arranged on a side of the brush head assembly; a movable disk is arranged on another side of the brush head assembly, and the movable disk has a mating area offset from a center of the brush head assembly. The transmission rod is arranged in the housing and has an input end and an output end; the input end is configured to be connected to a transmission mechanism, and the output end is matched with the mating area; in condition of the output end moving with a variable diameter relative to a center of the movable disk, the output end drives the mating area and the brush head assembly to rotate.

An electric toothbrush, including a handle, a motor, and a brush head. The handle defines an accommodating cavity, the motor is driven by electric power, and the motor includes a motor housing and a power shaft, the motor housing is accommodated in the accommodating cavity, the power shaft is movably connected to the motor housing and moves in multi-directions along an axial direction of the motor housing, the power shaft passes through the handle, the brush head is connected to the power shaft and is driven by the power shaft to swing, rotate, and / or vibrate with respect to the handle.

An electric toothbrush head includes a connecting cavity, a connecting part, bristles, and a main body of toothbrush head. The connecting cavity is positioned in an inner cavity, and the connecting cavity is integrally formed by injection molding. A first insertion channel is surrounded and formed by a side wall of the connecting cavity. The first insertion channel is used for insertion of a drive shaft of an electric toothbrush. The main body of toothbrush head is connected to the bristles. The main body of toothbrush head is connected to the connecting cavity through the connecting part. The main body of toothbrush head and the connecting part are integrally formed by injection molding. When the main body of toothbrush head is formed by injection molding, at least one part of the main body of toothbrush head is attached to the connecting cavity to form the connecting part.

The invention discloses an electric toothbrush and a control method and device thereof, and relates to the technical field of electric toothbrushes, the electric toothbrush comprises a brush head, in the control method of the electric toothbrush, when the electric toothbrush is in a power-on state, the contact pressure between the brush head and the tooth surface and the position information of the brush head are obtained; the vibration intensity of the brush head is adjusted according to the contact pressure; the current cleaning area is determined according to the position information, the brush head is controlled to move according to the corresponding movement mode based on the current cleaning area so that the movement track of the brush head can be matched with the current cleaning area, and the movement mode comprises any one or more combinations of a low-frequency vibration mode, a high-frequency vibration mode, a rotation mode and a reciprocating swing mode. The cleaning effect of the electric toothbrush is improved, and therefore the user experience feeling is improved.

An angle piece (1) for a dental drive unit (3) has an opening (18) at its front end (1a), a coupling (19) for coupling the angle piece (1) to a drive unit (3) at its rear end (1b), and a fastening means for releasably receiving a polishing head (21) of a polishing insert (2). The opening (18) is dimensioned for inserting a cartridge (22) filled with polishing material (23) and connected to the polishing head (21) to form the polishing insert (2) through the opening (18) into the angle piece (1). A corresponding polishing insert (2) comprises the polishing head (21) for polishing teeth and a cartridge (22) for receiving a polishing material (23). The polishing insert (2) is preferably a disposable product intended for use by only one user. The angle piece (1) and polishing insert (2) in the combined state form a device for dental treatment.