19 results about "Magnetic insulation" patented technology

The invention relates to a magnetic attraction insulation shield capable of being installed without power cut, which comprises a shell, the shell comprises a left shell and a right shell, the top end of the left shell is connected with the top end of the right shell, the upper parts of the left shell and the right shell are respectively provided with a connecting buckle, the connecting buckles are fixed on the surface of the left shell or the right shell, a connecting rope is also arranged above the shell, and the connecting rope is connected with the left shell and the right shell. One end of the connecting rope is connected with the connecting buckle on the surface of the left shell, the other end of the connecting rope is connected to the connecting buckle on the surface of the right shell, and the shells, the connecting buckles and the connecting rope are all made of insulating materials. The magnetic attraction insulation shield installed in an electrified mode is convenient and easy to install and high in efficiency.

The invention discloses a method for improving corrosion resistance of a pure aluminum surface in a NaCl solution, and relates to the technical field of high-current pulsed ion beams, an experiment is carried out on a TEMP-6 type HIPIB device, and a polymer anode unipolar pulse mode external magnetic insulation ion diode is adopted to generate 70% C and 30% H ion beams for an irradiation experiment; the ion beam parameters are as follows: the acceleration voltage is 300kV, the pulse width is 70-80ns, the beam density is 100A / cm < 2 >, the irradiation frequency is five times, and the background vacuum degree of a vacuum chamber during irradiation is 10 <-3 > Pa.

The utility model provides a magnetizing device. The magnetizing device comprises an insulator, a plurality of magnetic conductive iron cores and a plurality of coils, the insulator is cylindrical; the magnetic conductive iron cores are arranged on the insulator in a sleeving mode and distributed in the first direction. A containing cavity is formed between every two adjacent magnetic conductive iron cores. A product to be magnetized is sleeved on the magnetic conductive iron core; the first direction is the axis direction of the insulator; a group of coils are arranged in each accommodating cavity; the winding directions of two adjacent groups of coils are opposite, and a non-magnetic insulating material is filled between the coils and the magnetic iron core. In the application, each group of coils form a reverse magnetic field, magnetic lines of force form a radial magnetic field along the circumferential radial direction through each layer of magnetic conductive iron cores, and are arranged along the axial direction, so that a plurality of radial radiation rings with alternating N-S poles are formed at one time, and the number of radial radiation magnetic poles is equal to the number of layers of magnetic conductive iron cores. The magnetizing device not only can magnetize a plurality of to-be-magnetized products at the same time, but also is not limited by the length size of the to-be-magnetized products, and the magnetizing efficiency of the to-be-magnetized products is improved.

The utility model discloses a label production printing device which comprises a base, a vertical plate is fixed to the outer wall of the top of the base, a first driving motor is fixed to the outer wall of one side of the vertical plate, the output end of the first driving motor is connected with a first conveying roller through a coupler, and an elastic piece is installed on the outer wall of the top of the base and comprises an installation shell and a sliding rod. The mounting shell is fixed to the outer wall of the top of the base, the sliding rods are movably connected to the inner wall of a through hole formed in the top of the mounting shell, permanent magnets are fixed to the bottoms of the sliding rods, electromagnets are fixed to the inner wall of the bottom of the mounting shell, magnetic insulation springs are fixed between the tops of the electromagnets and the bottoms of the permanent magnets, and supporting roller pieces are mounted at the tops of the two sliding rods. Through the elastic force of the magnetic insulation spring in the elastic piece and the repulsive force generated by electrification of the electromagnet, the supporting roller piece and the first conveying roller are tightly attached, the friction force between the supporting roller piece and the first conveying roller is improved, the stability and reliability of conveying of printed label paper are ensured, and the problem of label paper accumulation is effectively avoided.

The application discloses a magnet shielding cabin for reducing power consumption and cost of a magnetohydrodynamic propeller. The application comprises a cabin body and magnet grooves and electrode grooves arranged on the cabin body, a fluid channel is arranged in the cabin body and penetrates through both ends of the cabin body, the magnet grooves and the electrode grooves are alternately and spacedly arranged and are arranged around the cabin wall of the cabin body, the magnet grooves are used for placing magnet elements, and the electrode grooves are used for placing electrodes, and a magnetic insulation layer is arranged on the side surface of the magnet groove.

The invention provides a magnetic tunnel junction. The magnetic tunnel junction comprises a reference layer, a barrier layer and a free layer which are arranged in sequence, wherein the reference layer and the free layer are formed by staggered magnets, the included angle between the first crystal orientation of the staggered magnets and the tunneling direction is a first acute angle, and the reference layer and the free layer have local non-zero spin polarization in transverse momentum distribution obtained after integration in the inverted space momentum direction of the first crystal orientation. The average spin polarization on the transverse momentum distribution is zero; the barrier layer is made of a non-magnetic insulating material, the included angle between the second crystal orientation of the non-magnetic insulating material and the tunneling direction is a second acute angle, and the non-magnetic insulating material of the second crystal orientation and the staggered magnets of the first crystal orientation achieve lattice matching. According to the magnetic tunnel junction and the magnetic storage unit provided by the invention, the relatively high tunneling magnetoresistance effect of the staggered magnets under the specific crystal orientation can be utilized to ensure that the manufactured magnetic tunnel junction has a relatively large read window, and meanwhile, the characteristic that the magnetic tunnel junction does not express net magnetic moment to the outside can be utilized to avoid interference of an external magnetic field.

The invention discloses a permanent magnet packaging plane magnetic insulation oscillator and an electromagnetic wave generation method, and solves the problem of low efficiency of an existing magnetic insulation line oscillator. The permanent magnet packaging plane magnetic insulation oscillator specifically comprises an anode rectangular cylinder, a cylindrical permanent magnet arranged on the periphery of the anode rectangular cylinder, a plane cathode arranged in the anode rectangular cylinder, a non-uniform diffuse wave structure and a stepped load; the pulse driving source is arranged outside the cylindrical permanent magnet; the two ends of the anode rectangular cylinder are open, and the anode rectangular cylinder is electrically connected with the anode of the pulse driving source; the planar cathode and the stepped load are sequentially arranged in the rectangular anode cylinder in the z-axis direction, and a microwave energy extraction gap is formed between the planar cathode and the stepped load; the planar cathode is suspended in the middle of the anode rectangular cylinder and is electrically connected with the cathode of the pulse driving source; the two side faces of the stepped load in the x direction are connected with the corresponding inner walls of the anode rectangular cylinder. The non-uniform diffuse wave structure is arranged above the planar cathode and the stepped load; the permanent magnets are used for providing guide magnetic fields for electromagnetic waves.

An inductor component includes an element body, a coil in the element body, and a non-magnetic insulation layer covering at least part of the coil. The element body includes first and second magnetic layers laminated in order in a first direction. The coil includes a small-turn inductor wiring of 0.5 or less turns extending along a plane orthogonal to the first direction between the first and second magnetic layers. In a first cross-section orthogonal to an extending direction of the small-turn inductor wiring, the small-turn inductor wiring has a top surface facing in the first direction, a bottom surface facing in a second direction opposite from the first direction, a first side surface facing in a third direction orthogonal to the first direction, and a second side surface facing in a fourth direction opposite from the third direction.

The utility model relates to an electronic product support which comprises a supporting piece, a connecting piece and a connecting layer, the connecting piece is connected to the supporting piece through the connecting layer, and the supporting piece is connected with an electronic product or an electronic product protective shell through the connecting piece. When the electronic product is wirelessly charged, the supporting piece is positioned between the electronic product and the wireless charger; the supporting piece comprises a magnetic insulation main body and a magnetic piece arranged on the magnetic insulation main body, and the wireless charger is adsorbed on the magnetic insulation main body through the magnetic piece; the magnetic insulation main body comprises a connecting piece installation part, and the connecting piece is connected to the connecting piece installation part through a connecting layer. According to the electronic product support, the wireless charger can be attracted through the magnetic piece on the supporting piece, the requirement that a user plays while charging is met, and electronic equipment can be normally used during wireless charging; meanwhile, during wireless charging, when the magnetic insulation body is subjected to the magnetic force effect of a magnetic field, the original magnetic field cannot be affected, and the influence of the supporting piece on wireless charging transmission can be effectively reduced.

A stator includes a core and a molded midsection arranged to define a plurality of slots. The stator also includes a plurality of conductors wound within the slots. Portions of the midsection immediately adjacent to the slots include magnetic insulator embedded therein. The magnetic insulator is electrically insulating and has ferrimagnetic ordering. The stator further includes a plurality of non-magnetic wedges disposed between the conductors and an inner diameter surface of the stator.

The application provides a multi-path LTD parallel device for generating pulse large current, and aims at solving the technical problems of low energy transmission efficiency of the existing pulse large current generating device, incapability of driving high-voltage insulation stack of more than two layers by single-layer uniform distribution LTD pulse source, complex transition and conversion structure of coaxial output line and insulation stack, and inconvenient maintenance, etc. The multi-path LTD parallel device adopts impedance-matched coaxial output line and horizontal three-plate transmission line to realize multi-path electric pulse transmission, and deionized water insulation is adopted for the LTD secondary transmission line, the coaxial output line and the horizontal three-plate transmission line; through the staggered arrangement of the horizontal three-plate transmission line in the central gathering pool, the multi-layer high-voltage insulation stack of double-layer or four-layer structure can be driven under the condition of single-layer circumferential radial layout of the LTD pulse source; and then the pulse large current is transmitted and gathered to the physical load through the disc cone vacuum magnetic insulation transmission line on the vacuum side of the multi-layer high-voltage insulation stack.

The invention discloses a negative polarity coaxial diode and a strong pulse ion beam generation method, and solves the problems that the ion beam generation efficiency of an existing ion beam diode is low, and the generation requirement of a high-energy and large-current strong pulse ion beam is difficult to meet, and the negative polarity coaxial diode specifically comprises a diode anode unit, a diode cathode unit and an ion beam forward transmission unit; the diode anode unit is used for being connected with a magnetic insulation transmission line outer cylinder of an external pulse power device; the diode cathode unit is arranged in the diode anode unit and is used for being connected with a magnetic insulation transmission line inner cylinder of an external pulse power device; and the ion beam forward transmission unit is arranged in the diode cathode unit and is electrically connected with the diode cathode unit.

An inductor component includes an element body, a coil in the element body, and a non-magnetic insulation layer covering at least part of the coil. The element body includes first and second magnetic layers laminated in order in a first direction. The coil includes a small-turn inductor wiring of 0.5 or less turns extending along a plane orthogonal to the first direction between the first and second magnetic layers. In a first cross-section orthogonal to an extending direction of the small-turn inductor wiring, the small-turn inductor wiring has a top surface facing in the first direction, a bottom surface facing in a second direction opposite from the first direction, a first side surface facing in a third direction orthogonal to the first direction, and a second side surface facing in a fourth direction opposite from the third direction.

The invention relates to the field of sensor processing, in particular to a sensor magnetic insulation package, a magnetic jig, a soft magnetic take-up and pay-off device and an assembly technology.The temperature sensor adopts ceramic magnetic insulation package and is formed through high-temperature sintering, so that ceramic has the performance of a magnet, and the mechanical strength and good insulation strength of original ceramic are kept; the production requirements are further met; a magnetic field is used as micro driving force and applied to full-automatic production of precise and fine electronic raw devices, a soft magnetic collecting and releasing device is additionally arranged on a mechanical arm, and the purposes of automatic correction guiding, automatic material clamping, automatic material releasing, automatic packaging and automatic positioning are achieved through mutual cooperation with magnetic field acting force among a jig and magnetic insulation packaging. The poor quality caused by uncontrollable factors of a traditional sensor production process is reduced, the production process is simplified, and automatic assembly of magnetic insulation packaging and sensor shell pouring sealant filling is achieved.

The application relates to a magnetic shielding dynamic degaussing simulation analysis method, an optimization method and a medium, wherein the simulation analysis method comprises the following steps: constructing a three-dimensional finite element model of a magnetic shielding structure, an internal air domain and an external infinite air domain; applying a magnetic insulation boundary condition to the outer surface of the external infinite air domain, and applying a constant geomagnetic bias field as a global static background field; applying a periodic alternating and exponentially decaying degaussing excitation to the magnetic shielding structure; under the degaussing excitation, based on a dynamic magnetization model, a multi-cycle step iteration and transient separation solving strategy is adopted to solve the dynamic evolution process of the magnetization intensity of the magnetic shielding material; after the degaussing excitation ends, the residual magnetization intensity distribution of the magnetic shielding material is determined, and the residual magnetic field distribution of the internal air domain is obtained based on the residual magnetization intensity distribution, so that the prediction accuracy and efficiency of the residual magnetic field are improved.

A detection device detects an antibody in a sample containing a magnetic insulator and includes a pipe-shaped channel through which the sample flows. The channel includes a main body portion having an insulation property, and a conductor provided at a part of a cross-sectional surface perpendicular to a flow direction. The main body portion is provided with an opposing portion opposed to the conductor. A measurement unit that measures at least any of a current and a voltage at the conductor, and a temperature control unit that causes a temperature difference between the conductor side of the channel and the opposing portion side of the channel are further provided.

The invention relates to the technical field of cables, in particular to a four-layer shielding high-anti-interference automobile radio frequency coaxial cable and a preparation process thereof, and the cable sequentially comprises a central conductor, an insulating layer, a first metal composite belt layer, an oxygen-free copper wire braid layer, a second metal composite belt layer, a magnetic conductive insulating inner sheath layer and an outer sheath from outside to inside. A reflection loss and absorption loss mechanism is comprehensively applied through a four-layer composite shielding structure, the two layers of metal composite belts and the middle braid layer form efficient electric shielding, and high-frequency electromagnetic interference is remarkably restrained; and the outermost magnetic conductive insulating inner sheath is specially used for absorbing low-frequency magnetic field interference, so that the shielding effectiveness of the cable in a broadband range of 10MHz to 6GHz is stabilized to be more than 90dB, and the signal integrity of an automobile in a complex electromagnetic environment is comprehensively guaranteed.

The present application relates to a kind of multi-parallel pulse large current device vacuum area current measurement probe calibration device and calibration method, mainly for solving the scale factor conversion method complex in existing offline calibration method, or the existing online calibration generates low pulse current amplitude, output signal signal-to-noise ratio is extremely low, it is difficult to realize signal interpretation and other technical problems.The multi-parallel pulse large current device vacuum area current measurement probe calibration device of the present application, including shell and the energy storage capacitor and gas switch being set in shell, two current measurement devices for calibrating disc cone magnetic insulation transmission line and differential ring on insulating stack respectively, and charging assembly for charging energy storage capacitor, calibration device is connected in the load side of multi-layer insulating stack-disc cone magnetic insulation transmission line by feeding tool and backflow tool;Solved the technical problem of uneven or multi-point feeding structure complexity from the outside single point of disc cone magnetic insulation transmission line.