1650 results about "Magnetic components" patented technology

A magnetic component assembly for a mobile device provides an improved connection between a mobile device and other mobile accessories. The magnetic component assembly may comprise an array of magnetic attachment elements enclosed in a structure and configured to magnetically align and attach to a corresponding array of magnetic elements disposed in a mobile device, a mobile device accessory, or another assembly component. Additional attachment features and elements disposed in or attachable to the assembly may provide further engagement or attachment options. The assembly may incorporate different combinations of components to adapt the assembly for different use-cases and provide greater utility. Various magnetic component assemblies may be suitable for use with a variety of mobile devices and accessories such as covers, cases, wallets, chargers, mounts, grips, and supports.

A container for organized storage and selective accessibility of items, such as medications. The container includes a base with a base plate and a central base hub, supporting the plurality of pill cases, each with a truncated sector shape and partitioned into two compartments accessible from opposing ends. The container incorporates a magnetic coupling system, comprising a plurality of primary magnetic elements on the base hub and a plurality of secondary magnetic elements on the pill cases, thereby enabling each pill case to attach to the base in one of two orientations, providing access to either compartment.

A system for controlling a translocation speed of a molecule through a nanopore may include a fluid chamber containing a solution with a magnetic susceptibility that is different from the magnetic susceptibility of the molecule, a nanopore situated in the fluid chamber, and at least one magnetic component configured to create a magnetic field gradient within the solution to control the translocation speed of a molecule through the nanopore. A system for controlling a translocation speed of a molecule through a nanopore may include a nanopore at least one magnetic component situated to create a magnetic field that causes the molecule to experience a rotational torque as it passes through the nanopore.

The utility model discloses an electromagnetic induction heating module, heating equipment and a slab production line, and relates to the technical field of induction heating. The heating module comprises a shell, a coil, and a first magnetic conductive assembly, a second magnetic conductive assembly and a third magnetic conductive assembly which are sequentially arranged along the length direction of the coil, the first magnetic conductive assembly and the third magnetic conductive assembly respectively correspond to two side parts of a to-be-heated object, and the second magnetic conductive assembly corresponds to the middle part of the to-be-heated object; the first magnetic conductive assembly and the third magnetic conductive assembly each comprise a first magnetizer which is matched with the coil and can move up and down, and the second magnetic conductive assembly comprises a second magnetizer which is matched with the coil and is fixed. By adjusting the gap between the first magnetizer and the to-be-heated object, the heating temperature of the area corresponding to the to-be-heated object is adjusted, and the temperature uniformity of the to-be-heated object in the width direction is achieved.

The invention discloses a power conversion control method of a household energy storage system and a magnetic component, and the method comprises the steps: collecting an input voltage range, an output power demand and a frequency range according to the working characteristics of the system, selecting a nanocrystalline magnetic core material, and designing a multi-layer distributed winding structure to construct the magnetic component; acquiring operation monitoring data through a multi-dimensional data acquisition network, and generating a working condition description set through feature extraction and classification identification; a multi-target optimization model is constructed through bottleneck point identification and capacity estimation, and a power optimization distribution scheme is generated; then a control strategy selection space is constructed, an adaptive decision engine is operated, a PWM control strategy is selected, multiple PWM generation algorithms are realized, parameters are adjusted in real time, and a control signal is output; and finally, realizing system security monitoring and self-adaptive protection response through differential privacy protection processing and an anomaly detection model. According to the invention, the adaptability of the system in a wide voltage input range can be improved, and the loss of magnetic components under different load conditions is reduced.

The invention discloses a power control method and device for an industrial forklift charger, and the method comprises the steps: obtaining industrial forklift charging demand data and LLC resonant topology characteristic parameters, and constructing an LLC resonant converter; on the basis of the working frequency range and the power density requirement, through a probability learning algorithm and a random agent model, a random agent model for multi-objective optimization of magnetic element parameters is formed, and a high-frequency low-loss magnetic element is obtained; a high-frequency low-loss magnetic element is integrated into an LLC resonant converter, a random neural control barrier function algorithm is realized, and dynamic power control is performed on a charging process; based on the real-time data, a data-driven hybrid prediction control strategy is realized, and a charging parameter optimization instruction is generated; and in combination with the battery charge and discharge characteristic data and the battery aging state evaluation model, battery state evaluation and charging parameter adaptive adjustment are realized. The problems that a traditional charger is insufficient in control precision, low in efficiency, short in battery life and the like in a complex industrial environment are solved.

A tracking and steering system for medical devices comprises a magnetic element attached to a distal portion of the medical device, a sensor on the patient's external surface detecting the magnetic field strength of the medical device's magnetic element, and a steering magnet on the patient's external surface with an electromagnet attracting the medical device's magnetic element. A console with memory and processors receives sensor data to determine the medical device's distal tip position and controls the sensor and steering magnet activation. A display shows an image of the patient with an icon indicating the medical device's location relative to the patient, enhancing medical procedures with real-time tracking and steering capabilities.

The utility model relates to the technical field of electronic product assembly, and discloses magnetic part assembly equipment, which comprises a stripping mechanism, a transfer mechanism and a pressure maintaining mechanism, the stripping mechanism comprises a bottom plate, a material storage seat, a driving device and a pushing piece, and the pushing piece is arranged in a chute of the bottom plate in a sliding manner; the driving device is used for driving the pushing piece to slide; the storage seat is used for placing a magnetic part string; the pushing piece is provided with a first step and a second step, the first step is used for bearing the magnetic part string, and the second step is used for stripping single magnetic parts at the bottom; the transferring mechanism is used for transferring the single magnetic parts to the pressure maintaining mechanism; the pressure maintaining mechanism comprises a bearing table and a pressure head assembly, the bearing table is provided with a product positioning groove used for positioning a to-be-machined product, and the pressure head assembly is used for pressing the single magnetic part on the to-be-machined product. By means of the magnetic part stripping device, efficient stripping of magnetic parts can be achieved, the situation that discharging cannot be achieved due to incoming material damage is avoided, automatic pressure maintaining can be conducted on bonding of the magnetic parts, and the bonding strength and the assembling efficiency are improved.

The invention discloses a preparation method of a nanocrystalline soft magnetic ribbon with high magnetic performance, and belongs to the field of preparation of soft magnetic materials. With the development of artificial intelligence, the workload of offline intelligent calculation and cloud intelligent calculation is greatly increased, and with the dramatic increase of global greenhouse effect pressure of human beings, the energy consumption of related electric appliances does not meet the green development requirement, so that a nanocrystalline soft magnetic material with high saturation flux density and low coercive force is urgently needed; although it is found in related laboratories of high-magnetic-performance soft-magnetic nanocrystalline ribbons that the high-magnetic-performance soft-magnetic nanocrystalline ribbons exist for more than thirty years at present, the high-magnetic-performance soft-magnetic nanocrystalline ribbons cannot be industrially produced until now. According to the preparation method of the nanocrystalline soft magnetic ribbon with the high magnetic performance, complete industrial pure raw materials are used, the prepared ribbon is completely amorphous, the preparation process is smooth, the ribbon is rapidly quenched, corners of the ribbon do not fall off in the magnetic element preparation process after vacuum crystallization heat treatment, and the ribbon has high saturation flux density and low coercive force.

Disclosed are an internal magnetic control device, a flywheel assembly and a fitness equipment, wherein the flywheel assembly comprises a flywheel, an internal magnetic control device and a speed measuring device, wherein the internal magnetic control device comprises a housing unit, a driving unit, two swing arms and two sets of magnetic elements, wherein the driving unit is arranged at the housing unit; a pivoting end of each of the swing arms is rotatably mounted at the housing unit; a driven end of each of the swing arms is rotatably connected to the driving unit; the two sets of the magnetic elements are respectively arranged at each of the swing arms; wherein the flywheel is rotatably arranged around the internal magnetic control device, wherein the speed measuring device comprises a sensing element and an acting member.

The utility model provides a transformer module which comprises a primary side assembly, a secondary side assembly and a magnetic element. The primary side assembly is provided with a first cover body, a first column body and a first coil. The first column body is connected to the first cover body. The first coil is wound on the first cylinder. The secondary side assembly is provided with a second cover body, a second column body and a second coil. The second column body is connected to the second cover body. The second coil is wound on the second cylinder. The magnetic element is arranged between the primary side assembly and the secondary side assembly. The first column body is fixedly connected to the second column body, and the size of the first column body is larger than that of the second column body.

The utility model relates to the technical field of orthodontics, in particular to a magnetic invisible orthodontic appliance for treating opening and closing of rear teeth, which comprises an invisible tooth socket, an eruption cap, a magnetic component and a retention accessory, the eruption cap is used for guiding and accommodating the growth of target teeth and is integrally formed with the invisible tooth socket; when in use, the retention accessory is arranged on the inner side of a tooth and is allowed to be accommodated in an invisible tooth socket; the magnetic assembly is arranged on the inner surface of the germination cap and comprises a first magnetic part arranged on one side, close to a target tooth, of the germination cap and a second magnetic part arranged on the occlusal surface of the target tooth; wherein the first magnetic part and the second magnetic part are in magnetic attraction connection and are used for realizing and enhancing the orthodontic force of the invisible tooth socket. Compared with the prior art, the magnetic invisible appliance is high in adjustability, stable in applied force, long in duration and capable of reducing mechanical stimulation.

An actuator assembly for a vehicle may have at least one detection unit and an actuating surface, movable relative to the detection unit, for actuating at least one vehicle function. The movable actuating surface may have a magnetic component, and the detection unit may have at least one sensor unit. The sensor unit and the magnetic component are oriented relative to one another such that an actuation movement of the actuating surface causes a change in a magnetic field detectable by the sensor unit.

The utility model discloses a kind of magnetic attraction connectors of display, including first shell and second shell, first shell below is equipped with first bottom plate, second shell below is equipped with second bottom plate, hinged component is equipped between first shell, first bottom plate and second shell, second bottom plate, the utility model in through first shell and first bottom plate combination form whole, second shell and second bottom plate combination form whole, and hinged component is equipped between two wholes, spring is equipped in the inside of whole, and link block and pressing block are interconnected, and link block is equipped with positioning hook block, while whole inside is equipped with magnetic element plug assembly, using the cooperation of magnetic element plug assembly and positioning hook block, the installation and disassembly of connector between display are facilitated, process is simplified, and display backboard is not easy to damage, strengthen the protection measure of display, increase service life.

An electronic device is provided. The electronic device includes a housing including a first housing, a second housing and a hinge structure rotatably connecting the first housing and the second housing relative to each other, a display disposed on the housing, and including a first display area disposed on the first housing, a second display area disposed on the second housing, and a folding area configured to be at least partially foldable, and at least one electromagnet disposed between the hinge structure and the folding area, wherein, when the housing is in a folded state, the folding area is configured to form an accommodation space for accommodating a digital pen including at least one magnetic member.

A waterproof oral irrigator including an oral irrigator housing which is provided with a sliding recess on an outer wall thereof; a push switch slidably fitted with the sliding recess and provided with a magnetic element; and a control circuit board arranged inside the oral irrigator housing and being provided with a plurality of Hall elements. A plurality of Hall elements are sequentially disposed at intervals along a sliding direction of a push switch. When the push switch slides along the sliding recess, the magnetic element can be driven to move to positions sensed by the plurality of Hall elements in sequence. Since the outer wall of the oral irrigator housing is provided with the sliding recess, and the sliding recess is not communicated with the interior of the oral irrigator, so that the waterproof performance of the oral irrigator can be greatly improved.

The invention relates to soft magnetic metal particles, soft magnetic metal powder, a magnetic core, a magnetic component, and an electronic device. The soft magnetic metal particle includes a metal particle and a film covering the metal particle. The coating film contains at least an oxide of X1, an oxide of X2, and Mg. And X1 is Fe, Co or Ni. And X2 is P, Si, B, Na, Al, Ca, Bi, Ba or Zn. The coating film includes a first coating portion in contact with the metal particles, and a second coating portion in contact with the first coating portion. The first coating portion is a portion in which the atomic concentration of X1 is equal to or greater than the atomic concentration of X2. The second coating portion is a portion in which the atomic concentration of X1 is lower than the atomic concentration of X2. The maximum point of the atomic concentration of Mg is included in the coating film, and [Mg] / [X1] is 0.05-2.00 (inclusive) where [Mg] is the atomic concentration of Mg at the maximum point and [X1] is the atomic concentration of X1 at the maximum point.

The proposed invention relates to household items, more specifically to brackets for placing a product or device on a vertical surface, and can be used in everyday life. A bracket with a magnetic element for a vertically placed product is proposed. The technical result achieved by implementing the claimed invention, in addition to the invention realizing its purpose, is the elimination of the disadvantages of analogues and thus ensuring the rapid disconnection of the bracket and the product or device placed on it, while ensuring the usual reliability of placing the product or device on a vertical surface. Another technical result is the expansion of the arsenal of technical means - brackets for products and devices.

The invention relates to the technical field of operation state evaluation, in particular to a switching power supply health degree evaluation method based on data analysis, which comprises the following steps of: establishing operation load correlation characteristics through mean value and range calculation, extracting continuous increasing paragraphs in a ratio sequence by using a difference mode, and calculating the health degree of a switching power supply; when the length of the interval exceeds a threshold value, a degradation starting point is recorded, a data segment is input into a long short-term memory network for time sequence modeling, offset is accumulated point by point in the modeling process and is compared with the threshold value in sequence, an abnormal path range is output, a degradation trend judgment result is generated, and a heat dissipation unit temperature rise and magnetic element jitter sequence is divided into four types of states; adjacent state changes are counted one by one, a proportion matrix is generated, convergence distribution is obtained through a Markov model through power accumulation, serious degradation and failure state distribution values are compared with a threshold value point by point, a critical interval is marked when the threshold value is exceeded, and life prediction distribution is formed; and life prediction can be combined with multi-dimensional state changes instead of depending on a single index.

An optical element driving mechanism is provided. The optical element driving mechanism includes a movable part, a fixed part, and a driving assembly. The movable part connects an optical element. The movable part moves relative to the fixed part. The driving assembly drives the movable part to move relative to the fixed part. The driving assembly includes a first magnetic element and a coil.

The invention relates to the technical field of switching power supplies, and discloses a gallium nitride charger based on a 494 PWM chip, which comprises a power panel, a rectification circuit module, a half-bridge gallium nitride driving module, a transformer, a 494 chip control module, a totem pole driving module, an isolation driving transformer, a full-wave rectification module, a filter circuit module and a conversion circuit module, the core is that the 494 chip control module generates a PWM signal, and the PWM signal sequentially passes through the totem pole driving module for current amplification and the isolation driving transformer for electrical isolation and signal coupling to drive the two gallium nitride transistors in the half-bridge topology for high-frequency alternate switching. According to the invention, the high-speed switching characteristic of the gallium nitride device is fully exerted, and the charger can work at a higher frequency, thereby reducing the switching loss, reducing the size of a magnetic element, and achieving the high power density and high overall conversion efficiency while improving the power level to a kilowatt level.

Various embodiments include a neutralizing magnetic component arrangement in a variable aperture device for a camera system. The variable aperture device may include a rotor, a stator, aperture blades arranged to form an aperture stop, and an actuator for moving the aperture blades to change a size of the aperture. In various embodiments, magnetic components of the actuator may include magnetic configurations which may cause a neutralizing force on the rotor, reducing or eliminating magnetic forces and magnetic torques exerted on the rotor from magnetic components of the variable aperture device.

The invention discloses a functionalized nano magnetic iron-based material as well as a preparation method and application thereof. The functionalized nano magnetic iron-based material comprises a magnetic Fe3O4 core, a SiO2 isolating layer, a polydopamine electron transfer strengthening layer and a positively charged polymer three-dimensional microspace conducting layer, the magnetic Fe3O4 core, the SiO2 isolating layer, the polydopamine electron transfer strengthening layer and the positively charged polymer three-dimensional microspace conducting layer are sequentially arranged from inside to outside. According to the invention, rapid recovery of materials is realized through design of magnetic components (sedimentation time lt; 5 min) and cyclic utilization (more than or equal to 10 times); the dispersibility of the material and the affinity of microorganisms are improved through surface functionalization design; and the starting period is shortened by more than 50% through an electron transfer process strengthening and directional microorganism enrichment synergistic interaction mechanism.

A lysis capsule for performing a cell lysis procedure includes a hollow body having an open first end and an open second end, a first porous membrane covering the open first end, and a second porous membrane covering the open second end, and the hollow body defines a lysis chamber between the first and second porous membranes. A plurality of non-magnetic beads and at least one magnetic element are disposed within the lysis chamber, and the pores of the first and second porous membranes are sized to retain the non-magnetic beads and the magnetic element within the lysis chamber. An internal control may be contained within the lysis chamber to validate an assay result and / or to validate the effectiveness of the cell lysis procedure. The lysis capsule may be disposed within a sample chamber of a fluidic cartridge.

The invention discloses a 2: 17 type rare earth soft magnetic / Fe-based soft magnetic laminated composite material and a preparation method thereof. The method sequentially comprises the following steps: 1) screening 2: 17 type rare earth soft magnetic powder, performing insulation coating, mixing with polyurethane, and performing magnetic field orientation to obtain a thin ring green body; (2) Fe-based soft magnetic powder is sieved and mixed with polyurethane, and then a thin ring green body is obtained through magnetic field orientation; (3) alternately stacking the 2: 17 type rare earth soft magnetic thin ring green bodies and the Fe-based soft magnetic thin ring green bodies in the direction perpendicular to the plane of the thin ring green bodies; and 4) carrying out hot press molding on the laminated soft magnetic composite material. Based on the high-frequency characteristic of the 2: 17 type rare earth soft magnetic material and the high magnetic conductivity characteristic of the Fe-based soft magnetic material, collaborative optimization of the magnetic conductivity and the cut-off frequency is achieved within the ultra-wideband range from MHz to GHz, the problem that the magnetic conductivity of a traditional soft magnetic composite material is attenuated along with the frequency is effectively solved, high-frequency loss is greatly reduced, and the service life of the soft magnetic composite material is prolonged. And a solution is provided for high-frequency soft magnetic components (such as inductors and transformers) with high magnetic performance and low power consumption.

A power converter circuit is disclosed. The power converter circuit includes: a first regulated power converter having a first input and a first output; and a second regulated power converter having a second input and a second output. The inputs are configured to be coupled to a source, and the outputs are configured to be coupled to a load. The inputs are coupled in series; the outputs are coupled in parallel. The first regulated power converter is a regulated hybrid converter configured to transfer energy from the first input to the first output through at least one magnetic component and at least one capacitive component.

A coil component has a magnetic element body made of resin containing magnetic particles, a coil part embedded in the magnetic element body, conductor posts which are embedded in the magnetic element body and whose one ends are connected to the coil part and the other ends are exposed from the magnetic element body, an insulating layer interposed between the conductor posts and the magnetic element body, and other insulating layers interposed between the coil part and the magnetic element body. Since the insulating layer is interposed between the conductor posts and the magnetic element body, it is possible to ensure insulation performance between the conductor posts and the magnetic element body and to prevent the occurrence of peeling therebetween.

The invention discloses a method and system for detecting the magnetization direction of an unmagnetized magnet, and belongs to the technical field of magnetic material detection. The method comprises the following steps: applying an external guide magnetic field to a to-be-detected non-magnetized magnet; detecting a signal related to the physical state of the non-magnetized magnet under the action of the guide magnetic field as a response signal; and judging the magnetization direction of the non-magnetized magnet based on the corresponding relation between the response signal and the preset magnetization direction. The corresponding system comprises a guide magnetic field generation unit, a detection unit and a discrimination unit. The modulation effect of magnetocrystalline anisotropy of a non-magnetized magnet on an external magnetic field is utilized, invisible magnetic domain orientation information is converted into externally observable physical field difference, efficient, visual and lossless recognition of the preset magnetization direction is achieved, and the method is suitable for production quality control of magnetic assemblies such as a Halbach magnetic circuit and the like.