276 results about "Inductor windings" patented technology

The invention discloses a plug-in inductor winding process control method based on production parameter dynamic compensation, and provides a closed-loop compensation control strategy taking a physical field evolution model as a core aiming at the problems of unstable sensing quantity and non-uniform structure in the traditional process. The method comprises the following steps: firstly, constructing an ideal physical field reference model according to target inductance parameters and a structure, and describing an evolution law of characteristics such as a magnetic field, an electric field or impedance in an ideal state; in the actual winding process, a physical field signal is collected through a sensor, production parameters such as wire tension and main shaft rotating speed are obtained, and a physical field distribution snapshot of the current winding state is generated. And the system compares the extracted actual features with the reference model, identifies a dominant disturbance source causing deviation in combination with real-time production parameters, and outputs a disturbance type label carrying causal information. And according to a label and a production parameter change trend, a compensation instruction is dynamically generated and executed, fine adjustment of tension, a winding displacement track or density is realized, and consistency and precision of an inductor finished product are ensured.

The invention discloses an automatic feeding device for annular inductor winding, and relates to the technical field of annular magnetic core conveying, the automatic feeding device comprises a conveying belt, a positioning and stacking mechanism is arranged at the output end of the conveying belt, an automatic feeding mechanism is arranged above the positioning and stacking mechanism, and the positioning and stacking mechanism comprises a positioning platform, a lifting circular truncated cone and a hollow stacking box; a positioning round hole is formed in the positioning platform in a penetrating mode, the lifting round table is arranged in the positioning round hole and has the freedom degree of moving in the height direction of the positioning platform, the hollow stacking box is arranged over the lifting round table, two supporting blocks are symmetrically arranged in the hollow stacking box in the horizontal direction, and the supporting blocks are arranged in the hollow stacking box in a sliding and penetrating mode. The supporting block has the freedom degree of moving in the horizontal direction, the annular inductor is supported through the supporting block, the diameter of the lifting circular truncated cone is smaller than the outer diameter of the annular inductor, the diameter of the lifting circular truncated cone is larger than the inner diameter of the annular inductor, and therefore annular magnetic cores can be fed without shutdown, and the feeding efficiency is improved.

The invention relates to the technical field of electrical performance testing, in particular to a method and system for measuring loss of an inductance winding, and the method comprises the following steps: applying a direct current to a measured inductance winding, synchronously monitoring the temperature, and multiplying a pre-measured direct current resistance value by a direct current value to obtain a direct current loss power value. The direct current is applied to the inductance winding, the temperature is monitored synchronously, the direct-current loss power is obtained by combining the direct-current resistance value and the current value, the temperature curve in the initial stage is extracted, the temperature rise rate is calculated, and therefore the winding heat capacity parameter is obtained, loss measurement can be closely associated with thermal response, and the measurement accuracy is improved. Introduction of a heat capacity factor is added in loss calculation, dynamic characteristics of a winding material on a thermodynamic level can be reflected, instantaneous current with load step change is applied after an inductor is cooled, an instantaneous loss power curve is generated by collecting a voltage sequence and a current sequence at the same time, and loss calculation is not limited to average value or steady state measurement any more.

The utility model relates to a full-automatic ring-weaving type inductor winding machine. Comprising a rack, a main control unit, a magnetic ring feeding mechanism, a manipulator mechanism, a wire feeding and magnetic ring clamping mechanism, a winding mechanism and a feeding mechanism, wherein the wire feeding and magnetic ring clamping mechanism is used for clamping a magnetic ring and feeding a wire; the winding mechanism is used for storing and winding the wire; the feeding mechanism is used for placing the magnetic ring from the magnetic ring feeding mechanism to the wire feeding and magnetic ring clamping mechanism; the discharging mechanism is used for taking out the magnetic ring from the wire feeding and magnetic ring clamping mechanism to a preset position; the wire arranging mechanism is used for arranging the processed magnetic ring and tensioning a wire end; the shearing mechanism is used for shearing the wire end; the main control unit is electrically connected to the magnetic ring feeding mechanism, the mechanical arm mechanism, the wire feeding and clamping magnetic ring mechanism, the winding mechanism, the feeding mechanism, the discharging mechanism, the wire arranging mechanism and the shearing mechanism. According to the automatic magnetic ring winding machine, automation of magnetic ring feeding, feeding, wire feeding and clamping, wire winding, discharging, wire arrangement and wire end cutting is achieved, the manual operation part is replaced, the manual labor amount is reduced, and the machining efficiency and quality of inductance coils are greatly improved.

The utility model provides an inductor winding device, and aims to solve the technical problem that the conventional winding device needs to adopt additional procedures to ensure that two ends of a coil are positioned on the outermost layer of a magnetic core. The clamping unit is provided with a plurality of clamping rollers matched with the diameter of the inductance magnetic core, and the clamping rollers are used for clamping the inductance magnetic core and driving the inductance magnetic core to rotate around the longitudinal axis direction. And the movable frame body of the mounting frame is rotationally connected with a pressing ring. The inductance magnetic core is sleeved with the winding coil, and the winding coil rotates around the transverse axis. The pay-off roller is connected to the inner wall of the winding ring, and the pay-off roller rotating along with the winding ring can penetrate through the inductance magnetic core. And the friction belt sleeves and is tensioned on the outer wall of the friction wheel. The pressing ring abuts against the winding ring and presses the winding ring to the friction belt. The transmission assembly drives the winding ring to rotate, the inductance wire is pulled out of the pay-off roller and then wound on the inductance magnetic core along the rotation track of the winding ring, the clamping roller is combined to drive the inductance magnetic core to rotate, and the coil is tightly and evenly wound on the inductance magnetic core.

Provided in the present invention is a magnetic element integrated with a coupled inductor and a transformer. The magnetic element comprises an upper magnetic core and a lower magnetic core, which are arranged in a fitted manner, wherein the lower magnetic core comprises a magnetic cover, M coupled inductor magnetic columns, N transformer magnetic columns and Q side columns, M, N and Q all being integers greater than or equal to 1; the coupled inductor magnetic columns are used for the winding of coupled inductor windings; the transformer magnetic columns are used for the winding of transformer primary windings and transformer secondary windings; the M coupled inductor magnetic columns and the N transformer magnetic columns are arranged in parallel on the magnetic cover; and the Q side columns are arranged on the magnetic cover. By means of the present invention, a magnetic element integrated with a coupled inductor and a transformer is used, so that the volume and weight of the magnetic element can be reduced, the efficiency and power density of a converter can be improved, and the costs of the converter can be reduced.

The invention relates to the technical field of fault diagnosis, in particular to an inductance winding equipment fault detection method and system based on multi-sensor fusion, and the method comprises the following steps: injecting a high-frequency sinusoidal voltage signal into a servo motor stator winding of inductance winding equipment, and synchronously collecting a motor end voltage, a three-phase current and a rotor position encoder signal; and constructing an original multi-dimensional signal matrix. According to the invention, the high-frequency sinusoidal voltage signal is actively injected into the stator winding of the servo motor of the inductance winding equipment, and the motor end voltage, the three-phase current and the rotor position encoder signal are synchronously acquired, so that the active excitation response capture of the operation state is realized, and compared with a passive monitoring mode, the signal controllability and the response accuracy are better; in an original multi-dimensional signal matrix, sequence calibration is carried out through a unified timestamp standard, time alignment is carried out on electrical signals and motion signals, and the collaboration and effective association of multi-source data are enhanced.

A magnetic inductor core forms a three-dimensional figure eight pattern. An upper member of the core forms an upper half of the figure eight pattern, a lower member of the core forms a lower half of the figure eight pattern, and central portions of the upper and lower members are separated from one another in a depth dimension by a main gap that passes transversely through the core from left to right sides of the figure eight pattern. The upper and lower members are joined at top and bottom sides of the figure eight pattern by core members that extend in the depth dimension between the upper and lower members. Coupled inductor components are be formed using the core such that magnetic flux associated with electrical current flowing in the inductor windings follows the figure eight pattern of the core in opposite directions, producing a flux cancelation effect inside the core.

The invention discloses a surrounding type winding device of an annular inductor, and relates to the field of annular inductor winding, the surrounding type winding device comprises a winding workbench, a rotating tool mechanism and an annular winding mechanism are arranged on the winding workbench, a positioning round hole is formed in the winding workbench, and the rotating tool mechanism comprises a horizontal sliding plate, a rotating shaft and a rubber roller; a plurality of horizontal sliding plates are uniformly distributed on the winding workbench around the positioning round hole, the rotating shafts are rotatably mounted on the horizontal sliding plates, and the rubber rollers are fixedly mounted on the rotating shafts in a sleeving manner; the annular winding mechanism comprises an upper semi-circular ring, a lower semi-circular ring and a wire disc, the upper semi-circular ring and the lower semi-circular ring have the freedom degree of moving in the axial direction of the positioning circular hole, the upper semi-circular ring and the lower semi-circular ring make contact to form a winding ring, the axis of the winding ring is perpendicular to the axis of the positioning circular hole, and the wire disc is installed on the inner ring of the winding ring; the end, making contact with the lower semicircular ring, of the upper semicircular ring is located among the multiple rubber rollers, winding operation of the annular magnetic core can be automatically completed, and the winding efficiency is high.

The utility model discloses a chip inductor winding welding mechanism, which relates to the chip inductor welding field, and comprises an operation table and a chip inductor, the surface of the operation table is provided with a welding base, the surface of the welding base is provided with a circuit board in a sliding manner, the welding base is provided with an auxiliary welding assembly for welding the chip inductor, and the circuit board is provided with an auxiliary welding assembly for welding the chip inductor. The auxiliary welding assembly comprises a tray, and the tray is arranged on the surface of the welding base in a sliding mode. The arranged auxiliary welding assembly can wrap the chip inductor to provide protection in the welding process of the chip inductor, only pins of the chip inductor are reserved for welding, and therefore the direct influence of thermal stress generated by a welding gun on an inductor body is remarkably reduced, in addition, the assembly further has a limiting function, and the welding efficiency is improved. The chip inductor can be kept at a fixed position in the welding process and is prevented from moving or deforming, a welding gun can be effectively prevented from being in direct contact with a chip inductor body, and additional safety protection is provided for the inductor.

The utility model is suitable for the technical field of inductors, and particularly relates to an inductor outgoing line welding jig which comprises a bearing body, a positioning mechanism and an anti-falling mechanism. A mounting groove is formed in the bearing body, the mounting groove is used for arranging an inductor needing to be welded with a leading-out wire, a guide groove is formed in a notch of the mounting groove, and the guide groove is used for containing the leading-out wire and leading the leading-out wire to the outside of the mounting groove; the positioning mechanism is used for positioning the inductor in the mounting groove; the anti-disengaging mechanism is used for preventing the inductor from disengaging from the mounting groove. The utility model aims to reduce the risk that tin beads are sputtered on an enameled copper wire of an inductor winding.

The invention provides a laminated inductor and a preparation method and application thereof. The laminated inductor comprises a base body, an inner electrode embedded in the base body, an outer electrode connected with the side end of the base body and a magnetic conductive layer embedded in the laminated inductor. The outer electrode comprises a lead-in outer electrode and a lead-out outer electrode, and the inner electrode comprises a middle electrode arranged in the magnetic conductive layer, and a first lead-out electrode and a second lead-out electrode which are respectively connected with the top and the bottom of the middle electrode; and the first extraction electrode and the second extraction electrode respectively penetrate through a through groove formed in the side surface of the magnetic conductive layer and are electrically contacted with the extraction outer electrode and the introduction outer electrode. According to the laminated inductor, mutual interference between an external circuit and the inductor winding can be effectively reduced, signal integrity and transmission efficiency are improved, the system failure rate and the risk of performance reduction are reduced, and the preparation method is simple and suitable for commercial application.

The utility model discloses a mutual inductor winding anti-rotation structure, which relates to the technical field of mutual inductors and comprises a winding body, a supporting seat is fixedly connected below the winding body, mounting blocks are fixedly connected to two sides of the winding body, connecting strips are fixedly connected below the two mounting blocks, and the connecting strips are connected with the supporting seat. Connecting assemblies are arranged below the two connecting strips, limiting seats are fixedly connected below the two connecting strips, first limiting grooves are formed in the upper portions of the two limiting seats, and second limiting grooves are formed in one sides of the inner walls of the two first limiting grooves; by arranging the connecting assembly and the limiting seat, the winding body is kept stable in the operation process, the performance of the winding body is prevented from being influenced by rotation, meanwhile, workers can conveniently disassemble, assemble and maintain the winding body, and the working efficiency is improved.

The invention relates to inductor manufacturing equipment, and discloses an inductor winding device and a winding method.The inductor winding device comprises a workpiece positioning mechanism, a pay-off mechanism, a wire clamping mechanism and a spot welding mechanism, the workpiece positioning mechanism comprises a rotary table and a clamping unit, the clamping unit comprises a collet base and an opening and closing clamp, the collet base is rotationally connected to one side of the rotary table, and the opening and closing clamp is connected to the other side of the rotary table; the opening and closing clamp is arranged on the collet seat, the opening and closing clamp is provided with a clamping space capable of being opened and closed, and the collet seat is connected with a winding rod; the pay-off mechanism is provided with a rotating stand capable of getting close to or away from the collet seat, an ejector rod is connected to the rotating stand at the rotating axis, and a lead cylinder is connected to the rotating stand at the position outside the rotating axis; the wire clamping mechanism is provided with a wire clamping claw capable of moving along a three-dimensional direction; according to the inductor winding machine, the stability of workpiece positioning is improved, the inductor winding machine is particularly suitable for winding of inductors small in size, and automatic and efficient winding production of the inductors is achieved.

The invention relates to the technical field of inductor winding, in particular to an automatic winding machine for a chip inductor with a smaller size, which comprises a rotating assembly and an unwinding assembly, the rotating assembly comprises a main driving rotating shaft, a framework clamping mechanism and an auxiliary rotating mechanism, and the framework clamping mechanism comprises a connecting plate, an elastic pressing part and two elastic expanding plates. The elastic abutting piece comprises two sets of pressing plates, the auxiliary rotating mechanism comprises a translation mechanism and a rotating frame, the unwinding assembly comprises a linear sliding mechanism, a first unwinding wheel and a second unwinding wheel, during fixing, the two elastic expanding plates are pressed inwards to be gathered inwards, then the two elastic expanding plates are sleeved with a coil framework, and the two elastic expanding plates are fixed through the linear sliding mechanism. And finally, the coil framework is fixed through the external expansion elastic force of the elastic expansion plates, and the whole coil framework can be driven to be separated from the two elastic expansion plates by sliding the rotating frame during subsequent disassembly, so that the fixing time of the coil framework can be greatly shortened, and the winding efficiency can be improved.

The invention discloses an electronic transformer winding positioning tool which comprises a connecting base, a connecting plate connected with a positioning plate is arranged at the top of the connecting base, a pair of correction shafts are movably arranged on the connecting plate, a positioning frame and a butt joint clamping block are arranged at the top of the connecting plate, a set of positioning shafts are movably arranged on the positioning frame, and the positioning shafts and the correction shafts are matched for clamping a transformer coil. A rotating ring is rotationally arranged on the surface of the correcting shaft, a corresponding magnetic ring is arranged at the bottom of the rotating ring, a driving frame is movably arranged on the butt joint clamping block, and a guide frame is arranged on the side, close to the correcting shaft, of the driving frame; compared with the prior art, through the linkage design of the correction shaft and the magnetic ring, the magnetic ring at the bottom of the rotating ring is controlled by the driving frame to do lifting motion, and in cooperation with a spring reset mechanism of the reset sliding plate, flexible clamping of a coil can be achieved, and the levelness of the coil can be dynamically adjusted through the synchronous action of the supporting ring and the rotating ring in the clamping process; and the influence on the yield of equipment due to deviation in the winding process is prevented.

The invention discloses a printed circuit board integrated with a magnetic inductor and a manufacturing method thereof, the printed circuit board comprises a substrate, a magnetic core and an inductance winding, the substrate is provided with a cavity, the magnetic core is embedded in the cavity and is provided with a plurality of through holes, the inductance winding comprises copper columns, the number of the copper columns corresponds to that of the through holes, and the copper columns are embedded in the cavity. Each copper column penetrates through one through hole, the two ends of each copper column are provided with a first circuit layer and a second circuit layer respectively, the first circuit layer of each copper column is connected with the first circuit layer of one adjacent copper column through inductance copper, and the second circuit layer of each copper column is connected with the second circuit layer of the other adjacent copper column through inductance copper. According to the printed circuit board integrated with the magnetic inductor and the manufacturing method of the printed circuit board, the magnetic core and the printed circuit board are manufactured at the same time and assembled in a combined mode, the surface area of the printed circuit board is saved, and the printed circuit board is more integrated; and the method of pre-embedding the copper columns is adopted, so that the overall direct-current resistance value of the device is effectively reduced, and the inductance efficiency is improved.

The invention discloses a state judgment method for a zero-sequence mutual inductor, and the method comprises the following steps: obtaining real-time operation parameters of the zero-sequence mutual inductor according to a preset period or an external instruction, the operation parameters at least comprising a zero-sequence current, a zero-sequence voltage, an environment temperature and an impedance parameter of a mutual inductor winding; preprocessing the operation parameters, and comparing a preprocessing result with pre-stored reference parameters to generate a deviation feature vector; inputting the deviation feature vector into a pre-trained state judgment model, and outputting a state judgment result of the zero sequence transformer, the state judgment result including a normal state, an early warning state and a fault state; and executing corresponding control operation according to the state judgment result.

A structure includes a first layer having inductor windings. An inner area of the first layer is at least partially enclosed by the inductor windings and an outer area of the first layer is separated from the inner area by the inductor windings. This structure further includes a second layer having structural fill elements. The first layer and the second layer are parallel, and the second layer is relatively below the first layer in a direction perpendicular to the first layer. The density of the structural fill elements aligned below the inner area is less than the density of the structural fill elements aligned below the outer area.

The utility model discloses an automatic winding mechanism for an inductor winding machine, which relates to the technical field of inductor winding machines and comprises a mechanical frame, a starting motor is arranged at the bottom end of the inner side of the mechanical frame, a lateral placement block is arranged on one side of the top end of the mechanical frame, an expansion structure is arranged at the top end of the lateral placement block, and the expansion structure is arranged at the bottom end of the mechanical frame. The automatic winding mechanism comprises a mechanical frame, a winding reel is arranged in the middle of the top end of the mechanical frame, an auxiliary structure is arranged at the upper end of the outer side of the winding reel, a rotating shaft is arranged at the top end of a lateral placement block, a steering plate is arranged at the top end of the rotating shaft, and an expansion structure comprises the steering plate, a steering rod, a threading hole and the rotating shaft. A rotating shaft at the top end of a lateral placement block is rotated, the rotating shaft drives a steering plate to rotate, a copper wire penetrates through a wire penetrating hole in the inner side of the steering plate, then a steering rod is rotated to abut against the outer side of the copper wire, and therefore the tension of the copper wire can be kept when the copper wire is rolled.

The invention relates to the technical field of integrated circuits, in particular to a radio frequency front-end module, which comprises a substrate comprising a plurality of metal layers sequentially arranged along a first direction; the inductor comprises at least one inductor winding, and the inductor winding is arranged on the metal layer; the first area is arranged on the metal layer, and the first area is an area where the ground is laid; wherein an interval exists between a first projection of the inductor winding on a first plane and a second projection of the first area on the first plane, the minimum distance between the first projection and the second projection is larger than or equal to 0.5 times of the width of the inductor, and the first plane is perpendicular to the first direction. According to the invention, the overall loss is reduced, and the output efficiency of the radio frequency front-end module is improved.

The invention discloses a method, a device and equipment for determining the inductance of a filter inductor and a medium, and relates to the technical field of inverters. By establishing a target state equation, the dynamic change of the output voltage under different bridge arms of the inverter system and the current of the filter inductor can be known subsequently. And according to the target state equation, determining a branch current of a coupling inductance winding of each bridge arm and a target current corresponding to filtering, so that the branch current and the target current are abstracted into a mathematical expression in a circuit operation process, and the branch current and the target current are deduced and determined through a mathematical mode. And determining the ripple current variation of the filter inductor by taking the determined branch current and the target current as subsequent constraint parameters. Furthermore, the inductance value of the filter inductor is determined based on the ripple current variable quantity of the filter inductor, and is used as an important basis for selecting the filter inductor, so that the specific inductance value is determined on the basis of reducing the inductance value of the filter inductor, and the selection accuracy is improved.

The utility model discloses a full-automatic inductor winding device, which belongs to the technical field of inductor winding equipment and comprises a seat frame, a pay-off structure, a sliding wire structure, a wire driving mechanism, a winding jig, a speed reducing mechanism, a winding power mechanism and a control part, the paying-off structure is movably arranged at one end of the upper portion of the seat frame, and the wire driving mechanism is in driving connection with the sliding wire guiding structure; the pay-off structure is arranged at one end of the seat frame, the winding jig is movably arranged above the other end of the seat frame relative to the pay-off structure, the speed reducing mechanism is in power connection with the winding jig, the winding power mechanism is arranged on the seat frame, and the winding power mechanism is in driving connection with the speed reducing mechanism; the control part is arranged on the side face of the seat frame and is in driving connection with the wire driving mechanism and the winding power mechanism. According to the utility model, the technical problem of how to improve the winding efficiency of the inductor winding machine is solved.

The invention relates to the technical field of winding type inductor manufacturing equipment, in particular to inductor automatic winding equipment which comprises a winding mechanism and a feeding mechanism. A winding mold is installed at the output end of the feeding mechanism, a plurality of rotatable winding rollers are installed on one side of the winding mold, a back plate is arranged at one end of each winding roller, a plurality of sets of wire clamping grooves are formed in the outer edge of the circumferential wall of each back plate, and a slot is formed in the other end of each winding roller. The winding mechanism comprises an ejector rod and a base, a fourth motor is installed on one side of the base, a first supporting seat is installed on the upper end face of the base, a hollow rotating shaft and a second rotating shaft which are horizontally arranged side by side are installed on the first supporting seat, a second air cylinder is fixed to one side of the first supporting seat, and a push plate is fixed to the output end of the second air cylinder; one end of the ejector rod is fixedly connected with the push plate, and the other end of the ejector rod is fixedly provided with a connecting column. Through parallel operation of multiple mechanisms, the problems that loading and unloading of traditional winding equipment are tedious, and the starting end of a coil cannot be rigidly fixed are solved.

The utility model relates to the technical field of inductor winding machines, in particular to a multi-station inductor winding machine. Comprising a workbench, at least two clamping devices, a wire feeding device, a wire hooking device and a wire pulling device, the wire hooking device comprises a first movable frame, first hooking needles and a wire hooking execution mechanism, the first hooking needles are installed on the first movable frame and used for hooking the wire, the wire hooking execution mechanism is used for driving the first movable frame to move up and down, the number of the first hooking needles is equal to that of the clamping devices, and one first hooking needle can enter one clamping device to pull the wire downwards from the position above the inductor; the wire pulling device comprises a second movable frame, wire clamping mechanisms installed on the second movable frame and used for clamping the wires and a wire pulling executing mechanism used for driving the second movable frame to move, the number of the wire clamping mechanisms is equal to that of the clamping devices, and one wire clamping mechanism can enter one clamping device to pull the wires upwards from the lower portion of the inductor.

This application discloses an inductor structure and its fabrication method, equipment, and dielectric. The inductor structure includes an inductor winding, a magnet, and a metal frame. The magnet encloses the inductor winding to form a cuboid inductor body. The metal frame covers the top and / or bottom of the cuboid inductor body and connects to the inductor winding terminals that are extended and bent to the top and / or bottom of the cuboid inductor body. By adding a metal frame to the inductor surface, an inductor structure with electrical interconnect design is achieved, which is compatible with mature molding inductor manufacturing methods and semiconductor processes. Advanced system-in-package (SIIP) requires higher dimensional accuracy than general inductor manufacturing capabilities, limiting the flexibility of package design. The electrode reconfiguration method provided by this invention can solve this accuracy mismatch and improve design flexibility.

The SMX waterproof high-temperature-resistant high-performance energy storage transformer module comprises an aluminum shell, pouring sealant, a transformer body, a transformer outgoing line, a terminal and a sleeve, the transformer body is connected into the aluminum shell through the pouring sealant, one end of the transformer outgoing line is connected with the transformer body, the other end of the transformer outgoing line is connected with the terminal, and the sleeve is connected with the transformer outgoing line and the terminal. Wherein the transformer body comprises a first magnetic piece, a second magnetic piece, a third magnetic piece, an inductor winding, a transformer winding and a power line. Compared with the prior art, the mounting structure of the device is improved, so that the insulativity of the device is improved; and the magnetic piece is encapsulated in the aluminum shell through the pouring sealant, so that the waterproof and moistureproof capabilities of the device are improved, and a good heat dissipation effect is achieved.

The present invention discloses an integrated inductor and integrated circuit, wherein the integrated inductor includes a magnetic core and windings, the magnetic core including a core center leg, a first side leg, a second side leg, an upper magnetic core base plate, and a lower magnetic core base plate; the windings include a first inductor winding wound on the first side leg, and a second inductor winding wound on the second side leg; the direction of the magnetic flux generated by the first inductor winding is opposite to the direction of the magnetic flux generated by the second inductor winding; the magnetic flux density generated by the first inductor winding is different from the magnetic flux density generated by the second inductor winding; and air gaps are provided on both the first side leg and the second side leg, with the air gaps of the first side leg and the second side leg being different. The present invention achieves flexible adjustment based on the actual proportion of copper loss and iron loss, thereby reducing the volume of the magnetic core, reducing magnetic core loss, and improving circuit efficiency. At the same time, the present invention also adopts differentiated design based on heat dissipation and efficiency considerations, and compromises magnetic loss and copper loss, so that the magnetic element coil and magnetic core can be maximized.

The invention discloses an integrated transformer, a circuit board and electronic equipment, and relates to the technical field of transformers. A first part of a first wire is wound on a coil layer formed by a first winding section, and a first part of a second wire is wound on a coil layer formed by a third winding section to respectively form two primary winding coils of the transformer; a coil layer formed by winding the third wire and a coil layer formed by winding the fourth wire respectively form two secondary winding coils of the transformer; and the second part of the first wire is wound on the coil layer formed by the second winding section, and the second part of the second wire is wound on the coil layer formed by the fourth winding section, so that a resonant inductor winding coil is formed. Thus, the transformer and the resonant inductor are integrated, the occupied space is small, and miniaturization of electronic equipment is facilitated.

An integrated magnetic component comprises a transformer, a resonant inductor, a current comparator, and a second insulator. The transformer includes a transformer magnetic core and a transformer winding disposed on the transformer magnetic core. The resonant inductor includes an inductor magnetic core contacting the transformer magnetic core, and an inductor winding disposed on the inductor magnetic core. The resonant inductor shares a magnetic circuit with the transformer. The current comparator includes a current comparator magnetic core, a current comparator winding disposed on the current comparator magnetic core, and a first insulator disposed around the current comparator magnetic core. The current comparator, the resonant inductor and the transformer are arranged to form an integrated structure. The second insulator is disposed around the integrated structure.