2893results 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.

A high-frequency power multi-mode electric toothbrush comprises a body shell, a shimmy motor, a battery, a rotary brush rod and a shimmy brush rod, the body shell is hollow to form a built-in space, and the rear end of the body shell is closed through a detachable tail cover; a control circuit board is contained in the body shell, a plurality of function buttons connected to the control circuit board are arranged on the side wall of the body shell, a battery is arranged at the rear end of the built-in space and electrically connected to the control circuit board and the shimmy motor, and the shimmy motor is arranged at the front end of the built-in space of the body shell and electrically connected to the control circuit board and the shimmy motor. An output shaft of the shimmy motor extends out of the front end of the body shell and is connected to the body shell to provide power output, and the shimmy motor comprises a motor support, an electromagnetic coil, a vibration arm assembly, a front cover and a magnet; therefore, two modes of the high-frequency rotary brush rod and the high-frequency swing brush rod are effectively considered, the rotation or swing frequency is effectively improved, and the problems of noise and service life of the brush rod under high-frequency work are solved by adopting flexible compensation.

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 present invention discloses a toothbrush head, including a toothbrush round head, a large body, and an eccentric inner shaft. The toothbrush round head is provided with bristles on one side and a first connecting structure on the other side. The large body is provided with a mounting groove. The mounting groove is provided therein with a mounting base. The mounting base is provided with a second connecting structure that cooperates with the first connecting structure. The sleeve head is provided with a rotating hole corresponding to a shape of the rotating shaft, the rotating shaft is provided therein with a magnetic suction iron post. With the magnetic suction force between the two magnetic suction members and the magnetic suction force on the magnetic suction iron post, so that the connection between the toothbrush round head and the mounting base is tighter and more stable.

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.

An oral care implement which incorporates a head coupled to a handle. The head has a neck portion and a head portion. The head portion is formed of a base structure, a plurality of tuft blocks mounted on the base structure, and a guard structure covering the base structure. The plurality of tuft blocks each have a plurality of bristle tufts. In some configurations, the head portion may have a wall and a plurality of fingers. The wall may extend in an concave shape which is formed by a plurality of bends located between adjacent tuft blocks.

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.

The utility model relates to the technical field of motors, in particular to a motor with a sweeping vibration function, which comprises a stator and a rotor. The rotor is rotationally arranged in the stator; a first magnetic arm is arranged at one end of the stator; a second magnetic arm is arranged at the other end of the stator; the first magnetic arm is provided with a first left magnetic tooth and a first right magnetic tooth; the second magnetic arm is provided with a second left magnetic tooth and a second right magnetic tooth; coils are wound on the first magnetic arm and the second magnetic arm; the rotor is provided with a strip-shaped first magnetic steel, a strip-shaped second magnetic steel, a strip-shaped third magnetic steel and a strip-shaped fourth magnetic steel along the length direction. According to the utility model, through cooperation of the first magnetic steel, the second magnetic steel, the third magnetic steel, the fourth magnetic steel, the first left magnetic tooth, the first right magnetic tooth, the second left magnetic tooth and the second right magnetic tooth, the rotor can continuously perform small-amplitude reciprocating vibration while performing large-angle reciprocating swing; therefore, the sweeping vibration action of the human hand during tooth brushing is simulated.

A noise-reduced and quietly operable electrically driven toothbrush with a technically simple basic structure includes a handle portion at a first end of the toothbrush and a head portion at a second end of the toothbrush. The head portion is detachably connectable to the handle portion. A rotatable drive shaft extends at least in the head portion and defines a first longitudinal axis. An electric drive unit directly or indirectly rotates the drive shaft. A bristle holder is pivotally mounted to the head portion and is drivingly engaged by an end of the drive shaft.

A high-frequency reciprocating rotating electric toothbrush rod can work in a wide frequency range of 140-350 Hz and high swing frequency and comprises a brush rod shell, an inner support, a rotating brush head assembly and a rotating power transmission assembly, the brush rod shell is hollow, the rear end of the brush rod shell is detachably connected to a main machine of an electric toothbrush, the rear portion of the brush rod shell is in a trumpet shape, and the inner support is contained in the brush rod shell. The inner support is in a horn shape and matched with an inner cavity of the brush rod shell, the inner support is hollow so as to form an inner space with a built-in rotary power transmission assembly, and a round groove for containing the rotary brush head assembly is formed in the front end of the brush rod shell. Therefore, gaps after abrasion can be effectively compensated, the problems of the service life and noise under the high rotating speed are solved, the dynamic coupling requirement is met, the problems caused by the gaps are also solved, the effect of absorbing noise generated by mutual collision in the component movement process is good, and the low-noise operation is kept.

The present application relates to an oral scanner system having an oral scanner constructed and / or arranged for performing a scanning procedure on at least a portion of an oral cavity of a subject using an oral health sensor, the oral health sensor is constructed and / or arranged for outputting oral health sensor data acquired during the scanning procedure; a processor constructed and / or arranged to receive the oral health sensor data to determine control data for an oral care device from the oral health sensor data; an oral care device, distinct from the oral scanner, the oral care device configured and / or arranged for performing oral care activities, the oral care device comprising at least two distinct operational settings, where the processor is coupled to a processor communicator and the oral care device has a device communicator, wherein the processor communicator and the device communicator are configured and / or arranged for at least one-way communication from the processor to the oral care device, and wherein the processor is configured and / or arranged to communicate the control data to the oral care device, and the oral care device is constructed and / or arranged to select at least one of the at least two operational settings based on the control data in an oral care activity performed by the oral care device after the scanning procedure.

The invention relates to a device for cleaning surfaces such as teeth, interdental spaces and adjacent gums, characterized in that the cleaning device (1) comprises at least one shuttle (2) which is U- or C-shaped with a base plate (23) and cleaning arms (51) arranged laterally to it for gripping a partial area of ​​a jawbone, wherein a cleaning chamber (8) is bounded by the shuttle (2), wherein filaments (7) or filament bundles (7) extend from the areas (6, 13, 21; 23, 51) bounding the cleaning chamber (8) in a brush-like manner into the cleaning chamber (8), characterized in that the cleaning arms (51) are pivotably arranged on the base plate (23).

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.

Disclosed in the embodiments of the present application are a toothbrush handle and an electric toothbrush. The toothbrush handle comprises a brush handle housing, an elastic sealing assembly, and a device core arranged in the brush handle housing. The device core comprises a motor support, a battery support and a motor. The elastic sealing assembly is sleeved on the circumference of a motor shaft and is sealingly clamped between the inner wall face of an extension hole and the motor shaft. The battery support comprises a support body and an elastic vibration-reducing portion connected to the upper end of the support body, the support body being provided with a battery compartment, the elastic vibration-reducing portion being provided with a motor mounting cavity having an upward opening, and the support body being fixedly connected to the brush handle housing. The upper end of the motor support abuts against the elastic sealing assembly upwards, and is in limiting fit with the elastic sealing assembly in the radial direction of the motor shaft. The motor support is provided with an upper end wall, the upper end of the motor body being fixedly connected to the upper end wall of the motor support, and the lower end of the motor body being embedded in the motor mounting cavity. The toothbrush handle of the present utility model has a good vibration-reducing effect.

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.

A coupling section for coupling a handle of a personal-care implement and a replaceable attachment tool includes a drive shaft having a free end terminating in a bushing; a first magnetic coupling element mounted adjacent to the bushing; a tolerance-compensation element having a through-hole sized to receive the drive shaft therethrough and mounted adjacent to the bushing. The free end of the drive shaft is disposed in the bushing so that there is a space between an inner surface of the bushing and an outer surface of the drive shaft's portion disposed therein, so that a position of the drive shaft can be adjusted inside the bushing during assembly. The tolerance-compensation element, which at least partially encircles the drive shaft, is affixed to the drive shaft and to the bushing. A handle of the personal-care implement and a process of making the handle are also disclosed.

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 invention discloses a toothbrush. The toothbrush comprises a brush head and a handle, the brush head comprises a brush head shell detachably connected with the handle, a brush head driving shaft and a brush head connecting piece connected with the handle driving shaft and the brush head driving shaft; the brush head connecting piece performs linear reciprocating motion along the axis (L1) of the toothbrush along with the handle driving shaft; the brushhead drive shaft and the brushhead coupling are configured to convert a linear reciprocating motion of the brushhead coupling into a rotary reciprocating motion of the brushhead drive shaft about an axis (L1) of the toothbrush. Therefore, the motor in the toothbrush handle is not limited to drive the brush head to rotate back and forth only by rotating and reciprocating, and the possibility of applying motors with different driving modes to the brush head is provided.

The utility model relates to a control circuit of an electric toothbrush, which is low in cost, small in size and light in weight and has the functions of quick charging and current backflow prevention. The control circuit is composed of a circuit board, a battery, a motor and connecting pieces among the circuit board, the battery and the motor. The circuit board is composed of a power interface module, a battery management module, a motor driving module, a central controller and a man-machine interaction module, the battery management module and the motor driving module are both main loops formed by discrete components and necessary auxiliary circuits, and the work of the battery management module and the motor driving module is controlled by the central controller. And the battery management module is an STEP-DOWN type switching power supply circuit provided with a battery voltage feedback circuit and a charging current feedback circuit. The STEP-DOWN type switching power supply circuit is composed of an input energy storage capacitor, a main transistor, a driving circuit of the main transistor, a fly-wheel diode, an inductor and an output energy storage capacitor. And the control electrode of the main transistor is directly connected to the central controller or is connected to the central controller through a charging driving circuit.

A plug-on brush device for a toothbrush handpiece, in particular for an electrical toothbrush handpiece, with an application unit including a head section with a brush head, a plug-on section and a neck section that is arranged between the head section and the plug-on section, and with an interface accommodation unit which is configured to receive at least one interface of a toothbrush handpiece, wherein the interface accommodation unit is realized separately and the plug-on section of the application unit includes a receiving region for receiving the interface accommodation unit at least substantially completely in a loss-proof manner.

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.

Electric toothbrush (1) comprising an electric motor as well as a brushing organ (3) of the teeth connected to said electric motor to be rotated by the latter, said electric toothbrush (1) being characterized in that it comprises a device for measuring an electrical quantity representative of a contact pressure between the brushing organ (3) and the teeth, as well as a processing unit connected to said measurement device to emit a first warning signal when the value of said electrical quantity measured by said measurement device is greater than a predetermined threshold.Oral hygiene instruments.

Tooth brushing monitoring system is disclosed that includes a toothbrush with sensors and a base station. The sensors record data regarding the quality, quantity and location of brushing and the system can analyze the data to provide feedback on the quality of brushing. This feedback provides motivation for users to increase their brushing habits, leading to a decrease in plaque, tooth decay and gingivitis.

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.