17 results about "Inductor windings" patented technology

The utility model discloses a ring type inductance winding device belongs to ring inductor production technical field. The device includes the base, is equipped with the supporting plate on the base, is equipped with the clamping mechanism for clamping ring inductance on the supporting plate, the clamping mechanism includes the drive seat, the abutment wheel, two positioning seat and two positioning wheel, and the positioning seat is slid in the slide rail of supporting plate, and the drive seat is slid in the sliding slot of supporting plate, and the drive seat is installed with the rotation motor of driving abutment wheel rotation, the supporting plate is equipped with the adjusting assembly of adjusting positioning seat position and the abutment assembly of driving drive seat movement, the open type winding ring is rotatably equipped on the base, and the winding ring is hinged with the closed circular block, and the closed circular block is equipped with the fixed assembly, and the base is equipped with the drive wheel and drive motor of driving winding ring rotation. The device can adapt to the winding of ring inductance of different diameters, and the coil is convenient to replace, and the winding is stable and efficient.

An inductor device comprises an inductor core; and one or more inductor windings wound around the inductor core. The inductor core is formed to at least partially embed a part of the one or more inductor windings. A cross section of the inductor core comprises a four-sided winding window in which at least partially embedded part of the one or more inductor windings is arranged within the inductor core. The inductor core comprises air gaps extending from the four sides of the winding window. The winding window comprises at each side of the winding window a respective winding clearance in which no inductor windings are arranged. At least one of the four winding clearances has a non-uniform shape.

The application discloses a three-phase high-frequency inductor with multiplexed magnetic circuit, which comprises A, B and C phase inductor winding magnetic cores adopting a character-shaped frame structure, and the magnetic core adopts the character-shaped frame structure, which is surrounded by upper magnetic core cross beams (1), lower magnetic core cross beams (2), first magnetic core vertical columns (3), second magnetic core vertical columns (4), third magnetic core vertical columns (5) and fourth magnetic core vertical columns (6) to form left windows (10), middle windows (11) and right windows (12); the A phase magnetic flux Φa and the B phase magnetic flux Φb in the second magnetic core vertical column are in phase, and the B phase magnetic flux Φb and the C phase magnetic flux Φc in the third magnetic core vertical column are in phase; the magnetic circuit is multiplexed, the magnetic circuit of the B phase is equivalent to the magnetic circuit of the A phase and the C phase, the volume and weight of the magnetic element are reduced, the cost is reduced, the heat loss is reduced, and the heat dissipation of the magnetic element is optimized.

The application relates to the field of inductance winding machines, and discloses a core positioning mechanism for an inductance winding machine, which comprises a machining table, the upper surface of the machining table is fixedly provided with an arc-shaped fixing plate on one side, the front side of the arc-shaped fixing plate is movably provided with an inner tooth ring, the front side of the inner tooth ring is fixedly provided with a rotating ring through a connecting frame, the inside of the rotating ring is provided with a tension control mechanism on one side, the top end of the machining table is uniformly fixedly provided with three positioning plates, the inner side end of each positioning plate is movably provided with a lead screw in the middle, the outer diameter of each lead screw is threadedly connected with a movable table, and the upper and lower ends of the movable table are movably provided with rotating frames. The application can realize accurate and stable clamping of a core, automatic adjustment of the tension of inductance wire, synchronous completion of misaligned winding, convenient operation, strong adaptability, protection of the core and the inductance wire, improvement of winding quality, efficiency and service life of the mechanism.

The utility model discloses a kind of microcrystalline direct current common mode inductance, including insulating shell, microcrystalline magnetic core, positive pole copper bar and negative pole copper bar, microcrystalline magnetic core is fixed in the inside of insulating shell, positive pole copper bar and negative pole copper bar are through the insulating shell, and its both ends extend to the outside of insulating shell, as inductance winding;Positive pole copper bar and negative pole copper bar pass through the center hole of microcrystalline magnetic core in parallel, and keep preset interval in the magnetic core inside.The utility model replaces winding with integrated copper bar, optimizes copper bar interval and magnetic circuit symmetry, enhances common mode spurious wave current suppression capability.Integrated copper bar structure replaces traditional winding, simplifies winding design, reduces connecting point and welding link, to reduce contact resistance and potential fault point, enhances current carrying stability and long-term durability.Positive and negative pole copper bar passes through magnetic core center hole and keeps preset interval: on structure, it is ensured that double copper bar forms symmetrical and parallel magnetic circuit in the magnetic core inside, and the suppression effect of spurious wave current is optimized.

Embodiments of a multifilar inductor with at least three windings that are switchable, having a power assigned winding denoted as P1, a suppression assigned winding denoted as B, a containment assigned winding denoted as T, a switching apparatus to switch assignments between the P1, B and T windings; and a capacitor bank, wherein B suppresses the back EMF generated by a pulse power, T contains field emitted EMF generated by the pulse power. The input pulse power input is converted to a constant current output into the capacitor bank such that its time duration is extended by the combination of the inductor windings plus the capacitor bank to thereby minimize the peak inductance below the inductor's saturation point.

The utility model discloses a kind of tensioning structure for inductance coil winding device, including support table: the top of support table is fixedly connected with two support plates by bolt, the side of two described support plates is fixedly connected with hollow support groove by bolt, the inner chamber of hollow support groove is slidably connected with rectangular plate, rotatingly connected with round bar between two described support plates, the front and rear ends of round bar are fixedly connected with driving gear, the surface of the front and rear ends of round bar is fixedly connected with driven gear, the utility model is slid by driving cylinder to push rack, and then make rack rotate by driving gear and round bar drive driven gear, in turn make rectangular plate in the inner chamber of hollow support groove slide upwards, in turn make the tensioning force of wire on the surface of round roller upwards, that is, it can reach to wire and be tensioned to support, so that wire can avoid relaxation in the process of winding.

The utility model discloses an inductance winding and foot integration device relates to winding machine technical field. This inductance winding and foot integration device, including work table and spool automatic tightening device, spool automatic tightening device includes winding mechanism, mounting panel, support board, gear, limit disc and limit post, winding mechanism fixed surface connection in work table, mounting panel fixed surface connection in winding mechanism, support board fixed connection is at the top of mounting panel, gear rotatoryly connected in the surface of support board, limit disc rotatoryly connected in the surface of support board, gear and limit disc fixed connection, limit post fixed surface connection in limit disc, realized winding and foot, fold line head, whole foot etc. The integrated operation of multistage procedure, reduced the material transfer link between processes, improved production efficiency, can according to the wire -drum unwinding state real -time adjustment tightness, guaranteed the wire material in the winding process the stability of tension, improved the uniformity and consistency of winding.

The utility model relates to high frequency inductor production equipment technical field, concretely relates to a kind of high frequency inductor winding equipment, including operation platform;Winding assembly, winding assembly is installed in the side of operation platform, winding assembly is used to wind neatly the wire of high frequency inductor;Paint removal component, paint removal component is installed in the side of operation platform, paint removal component is used to paint removal.Compared with prior art, the present application is provided with winding assembly, realizes the automatic winding of wire according to preset path and interval, improves winding precision and consistency, avoids the problem of slack and number of turns error caused by artificial winding;Meanwhile by being provided with paint removal component, realizes the automatic paint removal processing of wire before winding, ensures that paint removal thickness is uniform, improves welding reliability, and paint removal component is matched with paint chip collection structure, avoids pollution operating environment, significantly improves the production efficiency, automation level and product quality stability of high frequency inductor as a whole.

This application relates to the field of battery balancing technology, and provides a battery balancing system and an electric vehicle. The battery balancing system includes N battery packs to be balanced, a magnetic core, N inductor windings, a half-bridge drive circuit, and N switching device groups. Each inductor winding corresponds to one battery pack, and each inductor winding is wound on the magnetic core, with each inductor winding including a center tap. The half-bridge drive circuit is configured to generate an alternating drive signal. The first and second switching devices in the same switching device group are configured to alternately turn on and off under the control of the alternating drive signal. The N inductor windings are magnetically coupled through the magnetic core. The voltage difference between the battery packs drives the current change in each inductor winding, and energy transfer between the battery packs occurs through magnetic coupling. The battery balancing system of this application only requires a magnetic core, inductor windings, a half-bridge drive circuit, and switching device groups to achieve active balancing, reducing costs.

This application discloses an integrated transformer, circuit board, and electronic device, relating to the field of transformer technology. In this application, a first portion of a first conductor wound on a coil layer formed by a first winding segment, and a first portion of a second conductor wound on a coil layer formed by a third winding segment, respectively constitute two primary winding coils of the transformer; a coil layer formed by a third conductor and a coil layer formed by a fourth conductor respectively constitute two secondary winding coils of the transformer; a second portion of the first conductor wound on a coil layer formed by a second winding segment, and a second portion of the second conductor wound on a coil layer formed by a fourth winding segment, constitute a resonant inductor winding coil. Thus, the transformer and resonant inductor are integrated, occupying a smaller volume, which is beneficial for the miniaturization of electronic devices.

The utility model discloses a mutual -inductor winding anti -rotation structure relates to mutual -inductor technical field, including mutual -inductor body, the front side of mutual -inductor body is provided with the anti -rotation mechanism for the fixed of winding, and the anti -rotation mechanism includes: adjusting unit and drive unit, and adjusting unit sets up in the front side of mutual -inductor body, including the fixed box of fixed installation in the front side of mutual -inductor body, the rear side of fixed box is provided with four groups of cross sliding slot, and the inside sliding installation of cross sliding slot has cross sliding block, through the cooperative design of worm gear drive and gear rack, has realized the stable self -locking of winding and prevents loose, and rotates the worm drive worm wheel and drives gear, and gear and semicircle rack engage and push round plate rotation. The irreversible characteristic of worm wheel and worm ensures that the clamping force keeps long, avoids the winding displacement caused by traditional adhesive aging or buckle loosening. Significantly improved the reliability of mutual -inductor in long -term operation, especially applicable to the industrial environment of frequent vibration.

This invention relates to a DC-DC converter and power supply device with dual inductors and a transformer secondary magnetic coupling, comprising a first magnetic core, a second magnetic core, a transformer winding, and at least two inductor windings. The first and second magnetic cores are each provided with a magnetic base. The first and second magnetic cores are each provided with a shared magnetic wall. Magnetic posts corresponding to the transformer winding and inductor winding are respectively provided on the first and second magnetic cores. When the shared magnetic wall is in seamless contact, a combined shared magnetic wall is formed, and the magnetic posts are respectively formed as combined magnetic posts and combined magnetic posts with gaps, the gap width being used to adjust the inductance value. This invention integrates an isolated transformer and two magnetically coupled output inductors onto the same magnetic core through secondary magnetic coupling, achieving shared core materials and deep coupling of the magnetic materials. This allows the magnetic fields of the transformer and the dual inductors to cancel each other out twice, reducing product size, decreasing the total amount of core material used, effectively reducing core losses and production costs, and improving conversion efficiency and power density.

This application relates to the field of surface mount inductor processing technology, and discloses a surface mount inductor winding machine welding device, including: a welding device body, a shielding and protection component, a rotating disassembly component, and a transparent glass. The welding device body includes a welding box and a placement platform disposed in the center of the welding box. The shielding and protection component is disposed on both sides of the outside of the welding box. This utility model, by incorporating the shielding and protection component, the rotating disassembly component, and the transparent glass, allows the transparent glass to weaken the generated strong light, thereby enabling personnel to observe the welding status inside the equipment from the outside. Because laser welding generates high temperatures that degrade the quality of the transparent glass, the rotating disassembly component allows for rapid replacement of the transparent glass without the aid of external tools. Furthermore, the shielding and protection component can block the observation hole, allowing the operation inside the welding box to be completed without shutting down during the replacement of the transparent glass.

This disclosure provides an integrated device for transformers and inductors, a switching power supply, and power supply equipment, belonging to the field of power electronics technology. The integrated device includes a magnetic core, a first conductor, and a second conductor. The magnetic core includes a base plate, a top plate, an inductor center post, a first side post, and a first transformer center post, arranged sequentially. A portion of the first conductor is wound around the inductor center post to form an inductor winding, and another portion is wound around the first transformer center post to form a first primary winding. The second conductor is wound around the first transformer center post to form a first secondary winding. The first conductor is continuously wound on the inductor center post and the first transformer center post without interruption, thus the inductor winding and the first primary winding of this disclosure together include two pins. Compared to discrete inductors and transformers where the inductor winding and the first primary winding together include four pins, the number of pins is reduced by two.

A magnetic integrated structure includes a magnetic core, a first skeleton, a transformer winding and an inductor winding. The magnetic core includes a magnetic cover, a middle column and an inductor column arranged on the magnetic cover. An air gap is located on the middle column. The first skeleton is arranged on the middle column. The middle column passes through a first hollow part of the first skeleton. In a second direction, the first skeleton includes two first openings arranged oppositely. The transformer winding is at least partially arranged on the first skeleton. The inductor winding is arranged on the inductor column. In a third direction, the heights of the two first openings and the air gap are the same. The two first openings and the air gap form a first heat dissipation channel in the second direction. In a first direction, there is a gap between the transformer winding and the inductor winding. In the second direction, the gap forms a second heat dissipation channel. In the second direction, opposite sides of the magnetic cover are the air inlet and the air outlet of the first heat dissipation channel and the second heat dissipation channel. The present disclosure enhances the heat dissipation capacity of the overall magnetic integrated structure by arranging the first heat dissipation channel and the second heat dissipation channel.