48 results about "Magnetic wall" patented technology

A multilayer inductor is provided. The multilayer inductor includes a multilayer winding portion comprising a plurality of coil layers that are vertically stacked, and having an inner surface that defines a hollow of the plurality of coil layers and having an outer surface that defines an outer side and a magnetic compensator made of a soft magnetic material and comprising a magnetic wall located at at least one of the inner surface or the outer surface of the multilayer winding portion.

The utility model discloses a millimeter wave waveguide anti-leakage interface device. The device comprises a first rectangular waveguide and a PCB substrate. A first waveguide penetrating through the PCB substrate is arranged on the first side of the PCB substrate, and the center of a first waveguide port of the first rectangular waveguide is aligned with the center of a second waveguide port, located on the first side of the PCB substrate, of the first waveguide; a periodic structure is arranged on the layer where the first side of the PCB substrate is located and surrounds a second waveguide port, and when electromagnetic waves are propagated from the first rectangular waveguide to a first waveguide arranged on the PCB substrate through the first waveguide port, the periodic structure forms an ideal magnetic wall PMC on the corresponding surface and surrounds the waveguide port, so that the electromagnetic waves are transmitted to the first waveguide through the first waveguide port. Therefore, electromagnetic waves are prevented from leaking out from gaps between the first waveguide ports, stable transmission of the electromagnetic waves between the first rectangular waveguide and the first waveguide is ensured, the complexity and production difficulty of a waveguide antenna part mold are effectively reduced, and the production cost is reduced.

The utility model discloses a magnetic force wall-hung accessory and discloses a cabinet with the magnetic force wall-hung accessory, the magnetic force wall-hung accessory comprises a first embedded part, a second embedded part, a first magnetic attraction part and a second magnetic attraction part, the first magnetic attraction part is fixed in the first embedded part, the second magnetic attraction part is installed in the second embedded part in a telescopic and movable mode, and the first magnetic attraction part is fixed in the first embedded part. One part of the second magnetic attraction part can be inserted into the first embedded part and is connected with the first magnetic attraction part in a mutual magnetic attraction manner; by means of the magnetic attraction effect of the first magnetic attraction piece and the second magnetic attraction piece, the assembly and disassembly process is greatly simplified, and the installation efficiency is remarkably improved.

To provide a reusable temporary magnetic wall surface that can be quickly and easily installed without tools, does not create gaps even at joints or corners of a wall surface, and can be quickly and easily dismantled.SOLUTION: Two first joint protrusions 32 in the same surface at an inside corner side of a first joint 30 clamp a partition plate protrusion 15 at an outside corner side of a partition plate 10. Two second joint protrusions 42 in the same surface at an outside corner side of a second joint 40 clamp the partition plate protrusion 15 at an inside corner side of the partition plate 10. These fitting forces connect the two partition plates 10 via the first joint 30 and the second joint 40.SELECTED DRAWING: Figure 10

To provide a magnetic attachment type illumination device capable of easily changing the arrangement and shape of light emitting items on a base plate and holding the beautiful appearance of the wall surface of the base plate after the change.SOLUTION: The power transmission device includes a magnetic wall (2) having a ferromagnetic material as a component, a light emitting item (4) detachably attached to the magnetic wall (2) by a magnetic attraction force, a high-frequency power generator configured to generate high-frequency power from DC power, a power transmission coil (31) electrically connected to the high-frequency power generator provided in the magnetic wall (2), and a power reception coil electrically connected to the light emitting item (4) and configured to receive the high-frequency power generated from the power transmission coil (31) by wireless power feeding and output the high-frequency power as an electric signal for turning on a light emitting element of the light emitting item (4).SELECTED DRAWING: Figure 1

The application discloses a free-turning curved-surface adaptive magnetic adsorption wall-climbing robot and a control method, relates to the field of wall-climbing robots, and comprises a frame unit, a front driving mechanism and a rear driving mechanism. The front driving mechanism is used for driving the robot to move in a first direction. The rear driving mechanism is used for driving the robot to move in a second direction. The first direction and the second direction are perpendicular to each other in a horizontal plane. The rear driving mechanism comprises a rear driving motor, an omnidirectional wheel assembly, a central shaft and a suspension-type permanent magnet unit. The suspension-type permanent magnet unit is passively rotatably sleeved on the central shaft through a bearing and can rotate around the central shaft with the change of the curvature of a magnetic guide surface, so that the magnetic force direction always points to the normal direction of a wall surface. The omnidirectional wheel assembly is fixedly connected with the central shaft in a concentric mode. The application can realize in-situ turning without setting an independent turning motor. The rear driving mechanism integrates the functions of turning driving and curved-surface self-adaptive adsorption. The application has a compact structure, can adapt to complex wall surfaces such as curved surfaces, and has stable adsorption and strong passability.

1. Name of the designed product: magnetic wall lamp (acrylic). 2. Use of the designed product: used for adsorption on the wall lighting. 3. Design points of the designed product: in shape. 4. Picture or photo that best shows the design points: perspective view 1. 5. Other circumstances that need to be explained: the designed product is made of transparent material.

The invention relates to a steel structure bolt detection system suitable for a complex environment. The magnetic type wall-climbing robot is used for acquiring pre-tightening force or loosening state data of a bolt, the unmanned aerial vehicle is used for acquiring a missing, rusting or damage state image of the bolt, the multi-modal fusion judgment unit is used for performing data fusion and intelligent analysis on detection data, and the path planning and cooperative control unit is used for performing cooperative control on the detection data. The maintenance work order generation unit is used for automatically generating a maintenance work order comprising a fault position, a fault type and suggested measures according to a comprehensive state judgment result, so that direct and quantitative detection on the mechanical state of the bolt is realized through the magnetic wall-climbing robot, and the problems of subjectivity and incapability of quantification of a manual knocking method are solved.

1. Name of the product in this design: Magnetic Wall Lamp (ST6027A). 2. Purpose of this design: for lighting. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The invention relates to the field of welding, in particular to a non-magnetic workpiece shape follow-up welding method and a welding device.The welding device is used for welding a workpiece and a T-shaped reinforcing rib and comprises a trolley body and a welding gun connected with the trolley body, and the T-shaped reinforcing rib serves as a bearing track of the trolley body; and the trolley body drives the welding gun to move along the welding seam track of the T-shaped reinforcing rib and the workpiece. Under the condition that an external rail is not used, the problem that the non-magnetic T-shaped reinforcing rib and a workpiece are difficult to weld through a magnetic wall-climbing robot can be solved. The T-shaped reinforcing rib can serve as a bearing track of the trolley body, so that when the T-shaped reinforcing rib moves along with the shape of the T-shaped reinforcing rib, a welding gun is always located at the to-be-welded position of the T-shaped reinforcing rib and the workpiece, and it is guaranteed that all the to-be-welded positions can be welded.

The invention discloses a magnetic-attraction splicing literature genre time shaft wallboard assembly, and relates to the technical field of teaching or display appliances, and the magnetic-attraction splicing literature genre time shaft wallboard assembly comprises a magnetic-attraction wallboard body; the magnetic attraction time line shaft can be attracted to the magnetic attraction wall plate body, the magnetic attraction time line shaft comprises a main line shaft and an end line shaft, the end line shaft is connected to one end of the main line shaft through a deformable connecting line body, the end line shaft and the main line shaft can be spliced into a whole or separated from each other, and the main line shaft is provided with a clamping jaw assembly which can be used in cooperation with the time sign in a separable mode; the magnetic type storage box is used for storing time signs. The method has the technical advantage of being flexible and convenient to use.

The present application provides a magnetic device, comprising a magnetic core body. The magnetic core body comprises a first magnetic plate, a second magnetic plate, a magnetic post, a first magnetic wall and a second magnetic wall, wherein two opposite ends of each of the magnetic post, the first magnetic wall and the second magnetic wall are respectively connected to the first magnetic plate and the second magnetic plate, and the magnetic post is located between the first magnetic wall and the second magnetic wall; and the first magnetic plate and the second magnetic plate are both provided with winding holes through which windings pass, and the winding holes are located on the first magnetic plate and the second magnetic plate between the first magnetic wall and magnetic central posts and between the second magnetic wall and the magnetic central posts, so as to form two or more hybrid crossed magnetic circuits, thereby improving the heat dissipation performance of the magnetic device.

1. The name of the design product: storage box (magnetic wall-mounted storage box). 2. The use of the design product: a box for storing items. 3. The design features of the design product: in shape. 4. The picture or photo that best indicates the design features: perspective view.

The invention provides a potting inductor, a preparation method of the potting inductor and a converter, and the potting inductor comprises a housing which is provided with an installation cavity; the coil is accommodated in the mounting cavity; the magnetic core assembly is contained in the mounting cavity and forms a magnetic core wall surrounding the coil around a preset axis and a magnetic core column penetrating through the coil in the first direction; the magnetic core wall comprises a first magnetic wall extending along a first direction and a second magnetic wall extending along a second direction; the first magnetic wall and the second magnetic wall are fixedly connected or are of an integrated structure; at least a magnetic core column in the magnetic core assembly and / or at least part of the first magnetic wall in the magnetic core wall are / is composed of magnetic core pieces; the magnetic core piece comprises a magnetic core block and a first adhesive layer; the magnetic core block is provided with two side end faces arranged in the first direction, and a reinforcing face is formed between the two side end faces. The first adhesive layer covers the reinforcing surface; and the thermal expansion coefficient of the first adhesive layer is equivalent to that of the magnetic core block. The potting inductor can solve the problem that the magnetic core is easy to crack in operation.

The application is suitable for the technical field of magnetic wall-climbing robots, and provides a manufacturing method of a transfer assembly of a magnetic wall-climbing robot, which comprises multiple groups of bottom plates, two groups of side plates and multiple groups of combined pages, the multiple groups of bottom plates are arranged side by side along the width direction, the bottom plate comprises a first transfer plate, the first transfer plate is provided with two groups of first slope plates along the length direction, the two groups of first slope plates are arranged at the two end portions of the first transfer plate respectively, the first slope plate is provided with a group of first bending grooves at the two ends along the width direction of the first transfer plate respectively, the first transfer plate has a first lower end face, the first slope plate has a first lower inclined face and a first bottom face, and the first lower inclined face and the first lower end face have a first plate interval angle a. The device solves the problem of high cost of wall-climbing robot transfer, achieves the effect of convenient wall-climbing robot transfer, low manufacturing cost and convenient operation.

The application discloses an integrated cavity slot antenna, which comprises a PCB core plate, the PCB core plate has a first surface and a second surface opposite to the first surface, a first metal sheet is arranged on the first surface, a second metal sheet is arranged on the second surface, and a plurality of first metallized through holes are further arranged on the PCB core plate and penetrate from the first surface to the second surface; the PCB core plate has a first side edge, a second side edge, a third side edge and a fourth side edge, the first metallized through holes are distributed on the first side edge, the second side edge and the third side edge to form a magnetic wall structure; the first metallized through holes, the first metal sheet and the second metal sheet are integrally arranged on the PCB core plate. The first metallized through holes are directly made on the PCB core plate, the first metal sheet and the second metal sheet are arranged on the first surface and the second surface of the PCB core plate respectively to form the cavity slot antenna, the cavity slot antenna is directly formed on the PCB core plate, and no additional installation is needed, so that the tolerance problem of antenna assembly is solved.

The invention provides a quarter-mode common-cavity substrate integrated ridge waveguide filter which comprises a first dielectric plate layer, a second dielectric plate layer, a third dielectric plate layer and metal holes perpendicular to the first dielectric plate layer, the second dielectric plate layer and the third dielectric plate layer from top to bottom. The first dielectric plate layer comprises a first dielectric main body, and a first metal layer, an input feeder and an output feeder which are positioned on the upper surface of the first dielectric main body; the second dielectric plate layer is a bonding layer; the third dielectric plate layer comprises a third dielectric main body, and a second metal layer and a third metal layer respectively positioned on the upper and lower surfaces of the third dielectric main body; the metal holes comprise a first through hole, a second through hole, a third through hole, a first blind hole and a second blind hole which are respectively used for isolating cross coupling and forming magnetic coupling, magnetic wall coupling, resonator coupling and dispersion coupling. The dispersion coupling blind holes and the magnetic coupling through holes are formed based on the laminated plate structure, the combination of two coupling structures is realized, the flexibility of the coupling topological structure is improved, and the frequency band and the transmission zero point are flexible and easy to adjust.

The application discloses a kind of FSIW millimeter wave microstrip antennas based on high-order mode, including multiple periodic array distribution antenna module;Each antenna module is 2x2 antenna array, including antenna radiation structure, two FSIW cavity structure, Y-type waveguide power divider.Antenna radiation structure includes antenna radiation unit, first dielectric layer, first metal layer;Antenna radiation unit includes four metal rectangular patches.Wherein, metal rectangular patch is used as antenna unit to radiate outward, and a group of symmetric coupling feed slots is etched on the two sides directly below each unit, which is used by high-order mode TE 20 mode;FSIW cavity for conducting TE 20 Mode is formed by folding inward on both sides through ideal magnetic wall surface, reducing nearly 33% of the plane area.The antenna of the application obtains 8.93% impedance bandwidth, lower than 13.4dB side lobe level and 12.85dBi maximum peak gain, and can be directly integrated with millimeter wave radio frequency front-end circuit.

1. Name of the product in this design: Magnetic Wall Lamp (ST6028A). 2. Purpose of this design: for lighting. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The application discloses a dual-polarized probe antenna and a design method thereof, and belongs to the field of wireless communication and microwave technology. The antenna is mainly composed of an electric dipole, a magnetic dipole and a coaxial cable. The coaxial cable is attached to the electric dipole, and is perpendicular to a ground plate; the inner arc side of the magnetic dipole is connected to the ground plate through a short circuit wall, forming a non-closed structure of inner arc short circuit and outer arc open circuit, and meanwhile, the magnetic dipole is parallel to the ground plate and perpendicular to the electric dipole, so as to generate a phase difference of 90 degrees between the two. The symmetry plane (equivalent electric wall) of the magnetic dipole and the symmetry plane (equivalent magnetic wall) of the electric dipole are in the same plane, and the layout makes the dual-polarized antenna have extremely high port isolation. The dual-polarized antenna has wide application prospects in fields such as vehicle-mounted, airborne and ship-mounted.

According to the cable active separation mechanism of the magnetic wall-climbing robot, in the robot, a driving unit comprises a motor and a lead screw connected with the motor; the transmission mechanism comprises a nut sliding block arranged on the lead screw in a sleeving mode and a connecting rod hinged to the nut sliding block, and the connecting rod is connected with the clamping jaws on the two sides. The center of the interface unit is provided with a power supply interface. The periphery of the interface unit is provided with a sinking groove for accommodating the pop-up spring. The cable assembly comprises a cable body, a Type-C connector and a conical guide shell wrapping the root of the Type-C connector, the outer contour of the conical guide shell is in conical transition, and an annular locking groove is formed in the bottom face of the conical guide shell. When a cable assembly is inserted, the conical guide shell compresses and pops up the spring, and the motor drives the lead screw to rotate, so that the nut sliding block drives the connecting rod to fold and clamp the clamping jaw, and the clamping jaw is clamped into the annular locking groove to form mechanical locking; and during separation, the motor rotates reversely, the clamping claw is opened, the popping spring releases elastic potential energy, and the cable assembly is popped out.

The invention belongs to the technical field of robots, and particularly discloses a device and method for measuring the magnetic adsorption strength of a wall-climbing robot, and the device comprises a rotating plate which is fixed on a shaft body, and is arranged in parallel with a permanent magnet wheel along the axial direction of the shaft body; a plurality of through holes extending in the radial direction of the shaft body are formed in the rotating plate and distributed in the circumferential direction of the shaft body. A plurality of force measuring magnetic parts, wherein each force measuring magnetic part is movably arranged in the through hole; in the process that the force measurement magnetic part is close to the magnetic wall surface corresponding to the edge part of the permanent magnet wheel, the force measurement magnetic part is matched with the magnetic wall surface to generate magnetic data; the adjusting part is fixed on the shaft body; the end, close to the shaft body, of the force measurement magnetic part is flexibly connected with the adjusting part. The adjusting part is used for adjusting the normal distance between the force measurement magnetic part and the magnetic wall surface when generating magnetic data. The wall-climbing robot has the advantages that by monitoring the magnetic adsorption strength in real time, the problem that the magnetic adsorption force is insufficient and difficult to monitor is solved, and the stability and safety of the wall-climbing robot under various working conditions are ensured.

The invention discloses an all-terrain ball wheel type magnetic wall-climbing robot capable of adapting to a variable curved surface, and relates to the technical field of wall-climbing robots. The device comprises a pair of ball wheel type suspension magnetic attraction mechanisms which are symmetrically arranged along the front end and the rear end, and the two ball wheel type suspension magnetic attraction mechanisms are connected through a connecting block to form an I-shaped symmetrical framework; the ball wheel type suspension magnetic attraction mechanism mainly comprises a center balancing device, a magnetic ball wheel sphere supporting rack and a magnetic ball wheel mechanism. According to the robot, the adaptive passing capacity to all-terrain wall surfaces can be achieved through a suspension mechanism composed of the center balance device and the magnetic ball wheel sphere supporting rack; the adaptive change of active or passive adsorption points in the magnetic ball wheel mechanism can realize the curved surface adaptive capacity to a curved surface with a complex change curvature, and can actively control the transfer of the adsorption points to realize the wall surface transition capacity.

The utility model discloses a magnetic wall lamp which comprises a lamp body, a magnetic base and a magnetic lamp holder, and the magnetic base is fixedly arranged in an inner cavity of the lamp body through screws. A through hole is formed in the lamp body, and a counter bore is formed in the magnetic attraction base. The magnetic attraction base and the magnetic attraction lamp holder are each provided with a set of magnets, and the magnetic attraction lamp holder is movably assembled with the magnetic attraction base arranged in the lamp body in a magnetic attraction assembling mode. The lamp body comprises a lamp shell and a lamp tube, and the lamp tube is movably assembled on the lamp shell through a hexagon socket head screw; a base circuit board is embedded in the bottom of the counter bore; a power supply lead is led out from the lamp tube and is electrically connected with the base circuit board; the magnetic lamp holder is provided with a copper needle which is in contact with the base circuit board for electrification; the irradiation angle of the lamp tube can be adjusted by 360 degrees. According to the utility model, functions of convenient assembly and disassembly, simple circuit, beautiful appearance, portable use, and charging and power storage are realized based on a magnetic attraction conductive and assembly mode.

The application provides a miniaturized quarter-mode square SIW resonant cavity and a band-pass filter. The miniaturized quarter-mode square SIW resonant cavity comprises: a quarter-mode square SIW cavity, a metal through hole is arranged at one of the vertices of the quarter-mode square SIW cavity to form an electric wall, a periodic metal through hole array is arranged along two adjacent edges of the other vertex which is diagonal to the vertex provided with the metal through hole, and a gap in the form of an overall "L" shape is etched on one side of the periodic through hole array to form a magnetic wall; wherein the quarter-mode square SIW cavity is obtained by cutting a square SIW resonant cavity along equivalent magnetic walls perpendicular to each other.

The application discloses a human body shape measuring device for clothing design, which comprises a support frame, a pair of first magnetic walls are installed on one side of the support frame, a compensation block is installed between the two first magnetic walls, a second magnetic wall is installed on the other side of the support frame, and sliding grooves are installed on both sides of the side provided with the second magnetic wall of the support frame. The human body shape measuring device is driven by a motor to move up and down along a path rack through a transmission gear, a first limiting groove is installed between the two motor shafts, a pair of first movable rollers are installed between the two first limiting grooves, the two first movable rollers are in close contact with the front and back of the body of a tester, then when the first limiting groove is driven to move up by the motor, the two first movable rollers slide along the front and back of the body, and a first magnetic pen installed on the first movable roller draws a line on the second magnetic wall, so that the front and back parameters and shape of the tester are depicted.

1. Name of this design product: Suction Cup Wall-Mounted Pot Lid Rack (Adjustable). 2. Purpose of this design: This design is used to place kitchen utensils such as pot lids and knives. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The utility model discloses an integrated magnetic wall board which comprises a wall board main body and four angle beads, the wallboard main body comprises a carbon fiber plate, magnetic suction cloth and a facing layer which are sequentially overlapped; female grooves are respectively formed in two side walls of the carbon fiber plate; an insertion groove is formed in the inner wall, far away from the facing layer, of the female groove; inserting plates are arranged on the corner protectors, and the inserting plates are located in the inserting grooves; and the angle bead is made of metal which can be magnetically attracted by the magnetic cloth. Meanwhile, the two functional requirements of a decorative wallboard and magnetic attraction are met; and installation is facilitated, and the large-area installation requirement is met. The corner protectors are convenient to assemble and disassemble, the inserting grooves provide a stable positioning foundation for the corner protectors, the situations of displacement and falling are avoided, and the four corners of the wallboard body are tightly protected. The angle bead is simple in manufacturing method and low in cost, the angle bead is further provided with the pull plate which is convenient to take down, and convenient conditions are further provided for installation of the wallboard body.