72results about How to "Improve the utilization rate of magnetic energy" patented technology

The present invention is non-contact magnetically adsorbed wall climbing robot, belongs to the field of robot design technology, and aims at providing robot with both high moving flexibility and great loading capacity. The non-contact magnetically adsorbed wall climbing robot includes wheeled moving mechanism and permanent adsorption mechanism. The wheeled moving mechanism includes chassis, driving mechanism and wheels, which are laid symmetrically, driven in differential mode, and turns on wall by means of the speed difference of the wheels. The permanent adsorption mechanism has no contact with the magnetically conducting wall surface, high magnetic energy utilization, and high adsorption capacity. The wall climbing robot has high loading capacity, high motion flexibility, especially high turning flexibility, and excellent application foreground.

The invention discloses one low power and anti-high voltage linear motor, which adopts special designed conductive magnetic cover, armature iron and end cover basin shoe parts, wherein, the magnetic conductive cover is orderly set with yoke iron, permanent part, yoke iron with two permanent axis filled with magnetic part; the yoke iron and permanent part, end cover and shell form ring space filled with co-center spiral tube control coil; the permanent magnetic part generates electrode magnetic field and control coil overlap.

The invention discloses a curved surface wall-climbing robot for surface cleaning. The robot comprises a front wheel driving mechanism, a rear wheel driving mechanism, a posture adjusting mechanism and a cleaning and derusting mechanism; the front wheel driving mechanism and the rear wheel driving mechanism are the same in structure; a steering motor in the posture adjusting mechanism drives a front wheel rotating claw and a rear wheel connecting claw to rotate, then a connecting rod is driven to move, so that the front wheel driving mechanism and the rear wheel driving mechanism are divertedin opposite directions; a guide air driver and an air cylinder in the cleaning and derusting mechanism are fixed to the side face of a transverse beam through a mounting frame, by controlling the posture of a cleaning disc, the cleaning disc can swing; a soft rubber gasket is fixed on the lower side of the cleaning disc, and can tightly press a working wall surface; and a rotator nozzle is fixed to the center of the upper surface of the cleaning disc, is connected with a high-pressure water pipe, and sprays high-pressure water outwards through a spraying rod. The robot can climb on a curved surface with a large curvature, the operation environment and the operation capability of the robot are expanded, and meanwhile, the cleaning requirements under different postures can be met.

The invention discloses an electromagnetic type active vibration absorber which comprises two permanent magnets, a skeleton, two enamelled coils, an insulating sealing shell, a wiring port, two shaft bossings, an ejector pin, screws, two metal springs, a cover plate, a shell and a mass block; the shaft bossings are installed at the two ends of an inner ring of the annular skeleton; the permanent magnets are adhered to the periphery of the skeleton; the enamelled coils are encapsulated in the insulating sealing shell and installed in the shell; the metal springs are of a spring sheet structure with a center hole, are installed on the cover plate in a pressing manner and are installed at the two ends of the shell respectively; the lower end of the ejector pin penetrates through the two shaft bossings and the center holes of the metal springs and is fixed to the metal springs through the screws; the mass block is installed at the upper threaded end of the ejector pin; and the wiring port is adhered to the end of the insulating sealing shell so as to derive the enamelled coils out to be connected with a controller. The electromagnetic type active vibration absorber can better meet the vibration attenuation needs of low-frequency vibration and high-frequency vibration and also has the advantages of compact structure, small energy consumption, sensitiveness in respond, convenience in mounting, strong reliability and the like in engineering application.

A wall-climbing robot permanent magnetism adsorption force adaptive control device and a method thereof belong to the petrochemical industry non-destructive testing application field. The adaptive control device comprises a wall-climbing robot and an absorption device, and the absorption device is arranged on the side surface of the wall-climbing robot contacted with a magnetic climbing wall surface. The adaptive control device is characterized by also comprising a permanent magnetism driving device, a permanent magnetism adsorption force detection device, a wall-climbing robot pose monitoring device and a permanent magnetism adsorption force control system, wherein the permanent magnetism adsorption force detection device and the permanent magnetism driving device are connected with the absorption device separately, and the wall-climbing robot pose monitoring device is arranged on the side surface of the wall-climbing robot and is controlled by the permanent magnetism adsorption force control system. The wall-climbing robot permanent magnetism adsorption force adaptive control device and the method thereof can achieve the purposes of being higher in magnetic energy utilization rate, and being able to monitor real-timely and control the permanent magnetism adsorption force accurately.

The invention discloses a rotor silicon steel sheet structure which comprises a first silicon steel sheet lamination, a second silicon steel sheet lamination and a connection key, wherein the magnetic permeability of the connection key is lower than that of a silicon steel sheet, the second silicon steel sheet lamination is embedded into a containing groove in the outer peripheral surface of the first silicon steel sheet lamination, the first silicon steel sheet lamination and the second silicon steel sheet lamination are connected through the connection key, two installation grooves used for installing magnetic steel and formed in two sides of the connection key are reserved between the first silicon steel sheet lamination and the second silicon steel sheet lamination, and interstices are formed in the peripheral direction around the central axis of the first silicon steel sheet lamination and between the first silicon steel sheet lamination and the second silicon steel sheet lamination, so that the installation grooves are communicated with the outside through the interstices. The first silicon steel sheet lamination and the second silicon steel sheet lamination are separated in space through the connection key with low magnetic permeability and the interstices, therefore, magnetic lines of force generated by the magnetic steel form a loop in the rotor silicon steel sheet structure difficultly and reach to a stator only through a stator-rotor air gap to be cut by a stator winding to produce torque, and the magnetic energy utilization rate is increased.

The invention provides a novel magnetic adsorption type wall-climbing wheel, which comprises a driving motor, a speed reducer, driving wheels and a permanent magnet adsorption device. The driving wheels are fixed on a transmission shaft. The transmission shaft and the speed reducer are both fixed through a mounting plate. Under the speed reducer, the permanent magnetic adsorption device is arranged between the two driving wheels. The permanent magnet adsorption device comprises a sector yoke, arc magnets and a magnet isolator. During operation, the permanent magnet adsorption device is not incontact with a magnetic conductive wall surface, so the magnetic energy product of the magnet can be maximally utilized to reduce the magnetic leakage and sufficiently reduce the magnet mass. The magnetic adsorption type wall-climbing wheel provided by the invention can adapt to complex working conditions, has a good obstacle-crossing capability and has a good application prospect in the production and maintenance work of ships and petrochemical industries.

The invention discloses an electromagnetic type water heater and an electromagnetic resistance dual-core water heater, wherein the electromagnetic type water heater is formed by connecting a double-wall or sleeve or box-shaped magnetism-conductive water discharge body, a resonance coil and an integrated controller by virtue of power lines; and the electromagnetic resistance dual-core water heater is formed by connecting the water inlet of a resistance water heater and the water outlet of the electromagnetic type water heater, or placing the resistance water heater in the electromagnetic type water heater to be connected with and the integrated controller by virtue of power lines. For the electromagnetic type water heater and the electromagnetic resistance dual-core water heater, the magnetic energy in various directions of an electromagnetic field are scientifically utilized so that the energy efficiency is improved, and heat insulation is carried out on the resonance coil and the integrated controller by utilizing a heat insulation material and temperature difference of cold and hot water, and a dual-core simple and reliable technical structure in which a low-middle temperature zone is heated by electromagnetic energy and a mid-high temperature zone is subjected to resistance heating is adopted, thereby efficiently solving the problems that the resonance coil and the integrated controller are low in energy efficiency, low in hot water temperature, high in cost and the like, and can be easily damaged due to overheat. The electromagnetic type water heater and the electromagnetic resistance dual-core water heater have the obvious beneficial effects that the energy consumption is low, the cost is low, energy is saved, the hot water temperature is high, and more applications can be met.

The invention discloses a light wall climbing robot. The light wall climbing robot comprises a robot body; the robot body comprises a shell, a baseplate, a driving device, absorbing units and/or holders and/or universal wheels; the shell is connected with the baseplate; the driving device is arranged on an inner side panel of the baseplate; the absorbing units are arranged on an outer side panel of the baseplate; the universal wheels are arranged on the outer side panel of the baseplate; and the holders are arranged on the top surface of the shell. The robot effectively improves the utilization rate of magnetic energy by adopting the mode of arranging the absorbing units on two sides of a driving wheel, and can freely move and steer on a horizontal wall surface, a vertical wall surface or a magnetic conducting wall surface with obstacles; meanwhile, the machining weight and the machining difficulty of a main body of the robot are reduced; and a detecting method adopting the light wall climbing robot can greatly improve the detecting efficiency of objects in containers and the detecting effectiveness. The invention further discloses the detecting method of the light wall climbing robot; and the method can effectively improve the detecting efficiency of the objects in the containers and the detecting effectiveness.

The invention discloses an electromagnetic rotary vibration energy collector which comprises a coil device, a magnetic conductive device, a friction pendulum device, a bearing device and a management circuit. The coil device comprises an insulating frame and a coil winding, and the coil winding is wound on four supports of the insulating frame; the magnetic conductive device comprises a fixing ring, a magnetic ring, magnetic conductive sheets and a magnetic conductive ring, the magnetic ring is embedded into the inner side of the fixing ring, the magnetic conductive sheets are embedded into the outer sides of the four supports of the insulating frame, and the magnetic conductive ring is embedded into the inner side of the sleeve of the insulating frame; the bearing device comprises a rotating shaft, a shell, a bearing and a base, the rotating shaft is fixed in the center of the shell, the bearing is fixed inside a sleeve of the base, and the insulating frame is fixed outside the sleeve of the base; the friction pendulum device comprises a fan-shaped counter weight; the fan-shaped counter weight is fixed on the outer side of the shell; the management circuit comprises diodes and a voltage stabilizing capacitor, and the four diodes form a full-bridge rectification circuit with four pins. According to the invention, the interference signal is small and the power density is high.

The invention discloses a dual-stator claw-pole axial flux permanent magnet vernier motor, which includes an outer stator, a rotor, and an outer stator arranged axially in sequence, and is characterized in that: the two outer stators have the same structure, the two outer stators are provided with claw pole type modulation teeth, three-phase windings are wound on the stator slots, the claw pole type modulation teeth on the two outer stators are arranged opposite to each other, an air gap is arranged between the two sides of the rotor and the two outer stators, rotor permanent magnets are arranged on the rotor, and a certain angle beta is staggered between the two outer stator modulation teeth. The invention has the advantages of large output torque, small tooth groove torque, low torque ripple, stator tooth gathering magnetism and high permanent magnet utilization rate. Compared with the traditional axial flux motor, the power density is higher, the air gap flux density is higher, andthe efficiency is higher.

A permanent-magnet brushless direct-current hub motor having high efficiency and low material loss for an electric vehicle comprises a stator assembly and a rotor assembly, wherein the stator assembly comprises a fixed support and a stacked stator steel sheet, the stacked stator steel sheet is formed by laminating a plurality of silicon steel sheets and comprises tooth parts and a tooth groove part, the tooth part comprise tooth ribs and a tooth yoke, the tooth groove part is composed of a semi-closing inner cavity formed between every two tooth parts, a single silicon steel sheet is provided with an automatic-buckling groove, the tooth groove part is of a semi-closing pear-shaped groove structure, a first Hall groove, a second Hall groove and a third Hall groove are arranged on the stacked stator steel sheet, and the stator assembly comprises a rim arranged at the periphery, a magnetic conduction ring and a plurality of magnetic steel sheets. By the permanent-magnet brushless direct-current hub motor, the pole groove ratio is optimized, the performance is improved, the usage of magnetic steel and an enameled wire is reduced, cost is saved, the installation positions of the Hall grooves and the winding mode are optimized, the production efficiency is improved, and the installation accuracy is enhanced.

A multifunctional fuel magnetizer comprises an end cover, an outer barrel, an outer barrel rear cover and a magnetizing device arranged in the outer barrel; the upper end of the magnetizing device isconnected to the end cover through a core cover connecting body; the lower end of the magnetizing device is tightly pressed into the outer barrel through a core body rear cover; the magnetizing devicecomprises a central screw, a magnetic energy core body, a magnetic permeable core body tube and a core body protection sleeve which are sequentially connected from inside to outside in a nesting mode; a cavity between the core body protection sleeve and the outer barrel forms a dirt intercepting cavity; the magnetic permeable core body tube and the core body protection sleeve are in close fit andare magnetically permeable; and the outer surface of the magnetic permeable core body tube is provided with a groove which is repeatedly circuitous up and down, and a magnetizing cavity is formed. Apermanent magnet ring body is isolated from fuel, the permanent magnet ring body is effectively prevented from being corroded by the fuel, the large-sized permanent magnet ring body can be arranged, the fuel passes through the magnetizing cavity and is repeatedly cut through magnetic lines of force, the oil channel passing cross-sectional area is adjusted by controlling the depth and width of thegroove, the fluid flow rate is increased, and the high magnetic strength and high flow rate are both achieved, so that the best magnetizing effect and combustion effect are achieved.

The invention relates to the technical field of industrial robots, and discloses a wheel type permanent magnetic adsorption device. The device comprises an annular neodymium iron boron permanent magnet, an outer silicon steel magnetic conductive yoke, an inner silicon steel magnetic conductive yoke and a positioning sleeve, wherein one end of the positioning sleeve sleeves the outer circle of the center of the outer silicon steel magnetic conductive yoke, and the other end of the positioning sleeve sleeves the outer circle of the center position of the inner silicon steel magnetic conductive yoke; the annular neodymium iron boron permanent magnet is embedded in the groove between the outer silicon steel magnetic conductive yoke and the inner silicon steel magnetic conductive yoke; the outer silicon steel magnetic conductive yoke and a magnetic wheel driving shaft are fixed together through a bolt at the tail end of a driving shaft; and the outer silicon steel magnetic conductive yoke and the inner silicon steel magnetic conductive yoke are fixed and screwed respectively by threaded holes in side faces of the outer and inner silicon steel magnetic conductive yoke to form a sandwich structure. The wheel type permanent magnetic adsorption device adopts the sandwich structure, has relatively small size and light weight, and is convenient to assemble and disassemble, permanent magnets with different magnetisms can be replaced easily, and the magnetic wheel can be prevented from sliding in the rotating process, so that the coaxiality is ensured, the dislocation phenomenon cannot happen, and the assembly can be easily implemented.

The invention relates to an inverse proportion pressure reduction electromagnetic valve of a stop iron and pole shoe integrated spherical piston structure. The inverse proportion pressure reduction electromagnetic valve comprises yoke iron, a gasket, a main spring, an armature, a connector, a film, a lower magnetic circuit board, a valve body, a piston, a reset spring, a valve seat, a coil and stop iron. The inverse proportion decompression electromagnetic valve of the stop iron and pole shoe integrated spherical piston structure is high in adjusting precision, small in pressure fluctuation, long in service life, high in anti-pollution capacity and good in manufacturing manufacturability.

The invention relates to the technical field of magnetic separation equipment, in particular to a horizontal magnetic field type vertical-ring high gradient magnetic separator. The horizontal magneticfield type vertical-ring high gradient magnetic separator comprises a rack, a separation ring, a magnetic system, an exciting coil surrounding the magnetic system, a drive mechanism used for drivingthe separation ring to rotate, a feeding device, a flushing device and a receiving device, wherein separation space is formed in the magnetic system, and the separation ring is arranged in the separation space; a background magnetic field with magnetic field intensity uniformly distributed in the direction of separation height is formed in the separation space by cooperation of the exciting coil and the magnetic system, the separation ring rotates to pass the separation space to change magnetic field distribution of the separation space, and an induced magnetic field in horizontal magnetic field direction and with the magnetic field intensity changing in the direction of separation height is formed in the separation space. By designing the separation ring structure under the condition thatpower consumption is not added, high-low collocation of the magnetic field intensity in the direction of separation height is formed, the separation effect is improved, the magnetic energy use ratiois increased, magnetic medium blockage caused by magnetization agglomeration of magnetic minerals is reduced, and follow-up back flush unloading work is facilitated.

The invention relates to an electric permanent magnetic coupler. The electric permanent magnetic coupler is composed of a conductor rotor, an electric permanent magnetic rotor and a telescoping electrode mechanism. The conductor rotor wraps the radial face and the circumferential surface, the conductor rotor is formed in a way that a high-permeability layer is attached to a high-conductivity layer, the high-conductivity layer faces the electric permanent magnetic rotor, and the high-permeability layer is arranged outside the high-conductivity layer; the electric permanent magnetic rotor comprises a diamagnetic substrate, the diamagnetic substrate is provided with a high-coercivity main permanent magnet and a low-coercivity electric permanent magnet which are arranged at an interval, and the main permanent magnet is connected with the electric permanent magnet through a magnetizer; the electric permanent magnet is wrapped by a magnetizing coil, and two ends of the magnetizing coil are respectively connected with two conducting rings; and the telescoping electrode mechanism comprises an electromagnetic system and a contact system which is contacted with the conducting rings. The electric permanent magnetic coupler is convenient to process, assemble, transport and install, and a motor does not need to be moved backwards.

The invention discloses a stator core forming method. The method comprises a step of processing an iron core inner ring part of a stator core, wherein a first chamfer is set at a notch of an iron coreinner ring groove on the iron core inner ring part, a step of processing an iron core main body part of the stator iron core, wherein the iron core main body part sleeves the iron core inner ring part, and a step of processing an iron core outer ring part of the stator core, wherein the iron core outer ring part sleeves the iron core main body part, and a second chamfer is set at a notch of an iron core outer ring groove on the iron core outer ring part. According to the invention, the iron core inner ring part of the stator core, the iron core main body part of the stator iron core and the iron core outer ring part are orderly processed, a stator groove is formed by the iron core outer ring groove, the iron core inner ring groove, the iron core inner ring groove and an iron core main body groove, the first chamfer is set at the notch of the iron core inner ring groove, the second chamfer is set at the notch of the iron core outer ring groove, the avoidance of a sharp corner at that place is not needed, long end parts are not required by coils at the notches of the iron core inner ring groove and the iron core outer ring groove, therefore, assembly inner holes are increased, and the utilization of a copper wire is improved.

The invention discloses an energy storage magnetic force driving method, characterized by including: 1) setting a stable magnet stored with magnetic energy made of permanent magnet materials; 2) setting a magnet piston with opposite polarity, wherein the stable magnet drives the piston to descend; 3) setting a movable magnet causing the repulsive magnetic field to change and obstruct the original magnetic field; 4) causing the movable magnet to move into the inside of the repulsive magnetic field or changing the polarity of the magnetic field, causing the repulsive magnetic field to change, driving the magnet piston to go upward; 5) causing the movable magnet to move to the outside of the repulsive magnetic field or recover the polarity of the magnetic field, driving the magnet piston to go downward; 6) repeating the steps 4)-5), under the action of the alternating magnetic field, causing the magnet piston to repeat the circulating motion of descending and ascending, to convert the magnetic energy into the mechanical energy. The invention also discloses an energy storage magnetic motor for realizing thereof, which has the advantages of simple structure, no noise, large moment, high magnetic energy availability and environmental protection and the like.

The invention relates to a stop iron and pole shoe integrated overflow type inverse proportion decompression electromagnetic valve with an unloading function. The stop iron and pole shoe integrated overflow type inverse proportion decompression electromagnetic valve comprises an adjusting screw, a gasket, stop iron, a film, an armature, a valve body, a bearing, an ejector rod, a valve seat, a steel ball, a ball valve body, a mounting valve body, an outlet filter screen, a ball valve seat, an inlet filter screen, an O-shaped ring, a coil, an adjusting spring, yoke iron and a connector. The stop iron and pole shoe integrated overflow type inverse proportion decompression electromagnetic valve with the unloading function is high in adjusting precision, small in pressure fluctuation, long in service life, good in anti-pollution capacity and good in manufacturing manufacturability.