40 results about "Magnetic coating" patented technology

The invention provides an energy-saving central air conditioner, which belongs to the technical field of central air conditioners, and comprises an air conditioner body and a pipeline arranged at the lower end of the air conditioner body, and further comprises an air inlet adjusting assembly, an induction dust collecting assembly and a cleaning and collecting assembly, air is purified through electrostatic adsorption of the adsorption plate, dust accumulation and local blockage conditions are accurately detected through cooperation of an elastic part, a magnetic coating and a Hall sensor, the air inlet quality of the air conditioner and system operation are prevented from being affected by feedback signals, tiny impurities can be effectively captured by the adsorption plate, and the air cleanliness is improved; a wind power and knocking combined mode is adopted for dust removal, a filter screen plate and an adsorption plate are cleaned in all directions, and inlet air cleanliness is guaranteed; when the ash discharging port is not used for removing ash, the magnetic blocking plate blocks the ash discharging port to prevent leakage, and the pressing rod limits the position of the connecting plate to ensure the monitoring precision of the sensing rod, reduce part shaking, prevent dust from falling off in advance and ensure the adsorption effect; the baffle is connected with related parts to control the opening degree of the pipeline, dust is prevented from entering the wall during dust removal, and dust collection is guided.

The magnetic filtering type CBD coating method comprises the following steps: 1) connecting a group of arc sources A with 20-30A current for bottoming for 30-40 minutes to form a bottoming layer; 2) connecting a group of arc sources B with 80-100A current, and carrying out rough coating for 20-40 minutes to form a rough coating layer; 3) simultaneously connecting a group of arc sources B and a group of arc sources C with current, connecting a group of arc sources B with current of 80-100A, connecting a group of arc sources C with current of 300-350A, and simultaneously carrying out rough and semi-precise magnetic coating for 40-60 minutes to form rough and semi-precise magnetic coating layers; and (4) a group of arc sources D are communicated with 380-390 A current, precise magnetic filtering type coating is conducted, the coating time is 30-50 min, and a precise magnetic filtering type coating layer is formed, in the first step to the fourth step, the bias voltage ranges from 150 V to 180 V, the thickness of a base coat ranges from 1 micrometer to 2 micrometers, the thickness of a rough coating layer ranges from 1 micrometer to 1.5 micrometers, the thickness of a rough magnetic coating layer and the thickness of a semi-precise magnetic coating layer ranges from 0.8 micrometer to 1.2 micrometers, and the thickness of the precise magnetic filtering type coating layer ranges from 0.8 micrometer to 1 micrometer.

The application belongs to a two-position three-way PWM electromagnetic valve, and aims at solving the problems of complex structure, slow response speed, high quality requirement of parts processing, high requirement of product assembly process and large leakage of existing two-position three-way high-speed on-off electromagnetic valve, and provides a normally closed two-position three-way PWM electromagnetic valve with a non-magnetic gasket ball valve structure, wherein the inner surface of the top of the stop iron is provided with a boss, the bottom of the boss is provided with a counterbore, the surface of the armature is coated with a non-magnetic coating, the top is provided with a first mounting hole, the elastic component is located in the counterbore and the first mounting hole, the coil is wound on the upper part of the armature and the outer wall of the boss, one end of the top rod is fixed with the armature, and the other end is arranged opposite to the steel ball, the first through hole is arranged in the valve body along the axial direction, is sleeved on the outer side of the lower part of the armature, the inner wall of the first through hole is provided with a limiting boss, the valve seat is fixed on the bottom of the first through hole, a cavity is formed between the top of the valve seat and the limiting boss, and the steel ball is located in the cavity.

A composite comprising a polymeric matrix and EM absorbers dispersed within the polymeric matrix. Each EM absorber comprises a ceramic particle having a surface, and a magnetic coating on at least a portion of the surface of the ceramic particle. The EM absorbers function as dielectric and magnetic absorbers in the 1-100 GHz frequency range. The composite can be used as an electromagnetic shielding article to mitigate electromagnetic interference in, for example, high speed, high frequency (HSHF) consumer electronics.

This invention relates to the field of thermal management technology, specifically to a magnetic functional thin film and a thermal interface material. The magnetic functional thin film comprises an acrylate polymer matrix and iron oxide-coated carbon fibers dispersed in the acrylate polymer matrix; the iron oxide-coated carbon fibers are oriented along the thickness direction of the magnetic functional thin film. This invention achieves efficient oriented alignment of carbon fibers under low magnetic field strength through a strategy of "magnetic coating + low magnetic field induction + ultrasonic vibration synergy," significantly improving the vertical thermal conductivity of the film while endowing it with excellent flexibility and mechanical strength. It can be widely used in fields such as chip heat dissipation, flexible electronics, and 5G communication equipment.

The utility model relates to material processing field discloses a kind of silicon oxide waste cleaning surface coating equipment, including mounting bracket, the inside of mounting bracket is provided with crushing adsorption component, reaction tank is fixedly connected with the side wall of mounting bracket, heating stirring assembly is provided in the inside of reaction tank, the crushing adsorption component includes crushing box, pivot, crushing box top fixedly connected with feed hopper.The utility model in this paper, motor one drives transmission shaft, crushing wheel is carried out to the crushing of silicon oxide waste, and then motor two drives belt, and magnetic stripe is carried out to the conveying and impurity screening process of waste, waste is sheared extrusion crushing using crushing wheel, increase coating exposure area, while magnetic stripe adsorption contains magnetic coating impurities, to realize the pretreatment cleaning of silicon oxide waste, avoid the problem that large waste coating is wrapped and difficult to clean, magnetic impurities mix and pollute subsequent process, crushing magnetic attraction integration reduces work flow, improves work efficiency.

The utility model relates to a kind of scrap cleaning device for sheet metal processing in sheet metal processing technical field, including processing table, the top fixed connection of processing table has fixed block;Start electric push rod one, make its telescopic end push fixed ring and all mechanisms thereon together move above processing table, in the moving process, the metal scrap on processing table is magnetically attracted by magnetic coating, so that metal scrap is adsorbed and gathered on connecting plate, to clean and collect metal scrap, after cleaning ends, make connecting plate reset, and the metal scrap adsorbed thereon can be removed, in use process, motor can be started, make its output end drive adjusting plate and all mechanisms thereon together rotate, to adjust the angle of magnetic coating, to better magnetically attract metal scrap, when using, it is convenient for personnel to clean and collect metal scrap quickly, and it is more time-saving and labor-saving, convenient for personnel to use when cleaning metal scrap.

The invention relates to an anti-counterfeiting material and a preparation method thereof, in particular to a pre-coated ribbon with a magnetic effect and a preparation method and a printing method of the pre-coated ribbon. In order to overcome the defects that in the prior art, magnetic printing equipment is difficult to install and is difficult to flexibly adapt to different printing processes, the pre-coated ribbon with the magnetic effect comprises a base film and a plurality of coatings which are sequentially arranged on the base film, the multiple coatings comprise a bottom coating, a release layer, a magnetic coating, a first reinforcing coating and a back adhesive layer which are sequentially arranged from the position close to the base film, the bottom coating is used for improving the surface adhesive force of the base film, the release layer has the release and trimming effects, the magnetic coating is used for expressing the magnetic effect, and the first reinforcing coating is used for improving the surface adhesive force of the base film. The first reinforcing coating is used for reinforcing the connecting force between the magnetic coating and the back adhesive layer, and the back adhesive layer is used for being bonded with a printing stock during hot transfer printing; meanwhile, the invention further provides a preparation method and a printing method of the pre-coated colored tape with the magnetic effect.

The application discloses a flexible data line for improving EMC electromagnetic compatibility and a preparation method thereof. The data line comprises a flexible coated material in the core, a flexible soft magnetic coating layer in the middle and a flexible outer sheath layer from inside to outside. The flexible soft magnetic coating layer is a composite material layer in which partial or all soft magnetic magnetic powders in a flaky shape are uniformly distributed in a base component containing an auxiliary agent. Partial or all easy magnetization axes in the flexible soft magnetic coating layer are oriented along the axial circumferential surface of the data line. The orientation is established by combining and superimposing the axial circumferential surface, macroscopic morphology and easy magnetization axis, so that the coverage and density of the axial circumferential surface of the data line are increased, the contribution of the magnetic permeability is strengthened, the shielding effectiveness of the data line is improved under an electromagnetic environment of 200 KHz-20 GHZ, the data line after extrusion forming satisfies the mechanical strength of the whole flexibility and is free of cracking, and mass production and efficient production are possible.

The application discloses a preparation method of heterogeneous coating material and application of the heterogeneous coating material and belongs to the technical field of heterogeneous coating powder material preparation. The method comprises the following steps: performing surface magnetization treatment on the surface of a material to be plated to obtain a material to be plated containing a magnetization layer; and placing the material to be plated containing the magnetization layer in an electroplating solution to perform magnetohydrodynamic electroplating treatment, thereby obtaining the heterogeneous coating material. The magnetohydrodynamic electroplating treatment is performed in a cyclic alternating environment of a magnetic field and a flow field, the single holding time of the magnetic field is 10-200s, the magnetic field is always applied on the cathode side, and the single fluidization time of the flow field is 3-50s. The method realizes low-cost and large-batch pre-magnetization treatment of non-magnetic powder by depositing a magnetic coating on the surface of the material to be plated through single chemical plating; and then through magnetohydrodynamic electroplating treatment, the synergistic effect of the magnetic field force and the flow field force is utilized to realize the large-scale and continuous coating of the material to be plated, thereby obtaining a metal-coated powder with a uniform and dense plating layer and low cost.

The invention discloses a wide-range distributed neural signal acquisition and regulation device, and relates to the technical field of neural signal acquisition, the device comprises a microfluidic channel inlet, a circuit board, a regulation connection channel, a hollow sleeve, a plurality of magnetic traction electrode wires and a plurality of flexible substrates; the magnetic traction electrode wire comprises a coating layer, a magnetic coating at the tip, an electric channel, a hollow microfluidic channel and an optical channel; one end of the electric channel serves as a first end of the magnetic traction electrode wire and is connected to a corresponding IO interface of the circuit board; an inlet of the micro-fluidic channel is connected with the hollow sleeve to form a channel; the second end of the magnetic traction electrode wire is arranged in the flexible substrate, each flexible substrate is provided with an opening as a microfluidic channel outlet, and the tail end of the second end of the magnetic traction electrode wire is provided with a magnetic coating and is arranged at the corresponding microfluidic channel outlet; the circuit board is used for being connected with an external electrophysiological signal collecting instrument so as to collect signals of the magnetic traction electrode wire. According to the invention, large-range and deep neural signals can be acquired.

The utility model relates to a kind of detachable lining injection shoes in the technical field of injection shoes, including injection shoe body, the inside of injection shoe body is provided with sponge lining, the inside wall of injection shoe body is fixedly connected with multiple sucking disc;Sucking disc can be removed the adsorption effect to sponge lining, then sponge lining is moved up, make magnetic coating and metal sheet separate, until sponge lining is taken out from inside injection shoe body, when personnel feet sweat a lot or water enters shoe, micro air pump can be started, so that its outlet end carries out inflation to the inside of sponge lining, then gas will pass through sponge lining and enter inside injection shoe body, to speed up the speed of injection shoe body air flow, to improve the speed of drying inside injection shoe body, when using, it not only can disassemble sponge lining, improve the convenience of personnel when replacing and cleaning it, but also can carry out air blowing treatment to inside injection shoe body, improve its internal drying speed.

The invention discloses an ocean micro-plastic sorting device based on a magnetic marking technology, and belongs to the technical field of ocean micro-plastic sorting, the sorting device comprises a sorting container, a cover body hinged to the sorting container and magnetically attracted to the sorting container, and a liquid inlet pipe fixedly arranged on the cover body; the primary screening piece is arranged in the liquid inlet pipe; the mixing structure is arranged on the cover body, is communicated with the liquid inlet pipe and the cover body and is used for combining the Fe3O4 nano ferrofluid and the micro-plastic to form a magnetic coating layer; and the magnetic attraction structure is arranged in the sorting container. According to the marine micro-plastic sorting device based on the magnetic marking technology, strong magnetic substances in seawater are preliminarily separated through the preliminary screening piece so as to reduce interference and improve the sorting quality, Fe3O4 nano ferrofluid is combined with micro-plastic through the rotating cylinder, the electromagnetic valve, the piston assembly and the transmission assembly, and then the micro-plastic is separated out through magnetic attraction of the magnetic attraction structure; and the marine micro-plastic sorting effect can be improved.

The utility model relates to the technical field of automobile accessory tools, in particular to a screw sleeve structure for automobile maintenance. Which comprises a handle and is characterized in that a hanging hole is formed in one end of the handle, a connecting port is formed in the other end of the handle, one end of the connecting port is connected with a body, a shell is arranged on the outer wall of the body, a fixing pin is arranged at the joint of the connecting port and the body, a reversing assembly is arranged in the body, and an inner hexagonal sleeve is arranged on one side of the reversing assembly. Through the design of the reversing assembly, the sleeve can adapt to the operation requirements of different angles, the use flexibility and convenience are greatly improved, sufficient light sources are provided through the arrangement of the LED lamps, and the operation accuracy and safety can be ensured even in the dark environment; the magnetic coating at the joint of the inner hexagonal sleeve and the main body increases the adsorption force, so that the screw is effectively prevented from falling off in the use process; due to the anti-skid rubber sleeve on the outer wall of the handle, the holding comfort and stability are improved, and hand fatigue caused by long-time operation is reduced.

An anti-nuclear radiation magnetic fluid sealing device includes a magnetically conductive rotating shaft, a magnetically conductive housing, a left snap ring, a left bearing, a left magnetically isolating ring, a left pole shoe, a magnetically isolating sleeve, an outer permanent magnet, an inner permanent magnet, a right pole shoe, a right magnetically isolating ring, a right bearing, a right snap ring, an end cover, an anti-radiation coating, an anti-magnetic coating, a magnetic fluid I, and a magnetic fluid II. An outer magnetic circuit and an inner magnetic circuit are formed using the magnetically isolating sleeve. The magnetically conductive housing, the left pole shoe, the outer permanent magnet, the right pole shoe, and the magnetic fluid I forms a magnetic fluid static seal. The magnetically conductive rotating shaft, the left pole shoe, the inner permanent magnet, the right pole shoe, and the magnetic fluid II form a magnetic fluid dynamic seal.

The invention relates to a sensor and a method for capturing a physical influencing variable, comprising at least one optical transmitter (TX) and at least one optical receiver (RX). The invention further relates to a production method for an optical sensor and to an electrical component having an optical sensor. The proposed sensor has at least one optical transmitter (TX) and at least one optical receiver (RX), and an arrangement of at least one optical waveguide (OF) between the optical transmitter (TX) and the optical receiver (RX). The optical waveguide (OF) is arranged with a functional element on a mechanically deflectable web (ST, SE, SM). The functional element can be a bimetal, a ferroelectric coating or a magnetic coating. Depending on the physical influencing variable, a temperature to be captured, an electric field or a magnetic field, the functional element experiences a force and causes a deflection of the web (ST, SE, SM). The optical received signal correlates with the physical influencing variable by means of an optical coupling point in the optical waveguide (OF) between the mechanically deflectable web (ST, SE, SM) and the optical receiver (RX), which coupling point is passable only for a reduced optical power in the event of deflection of the web (ST, SE, SM).

This invention discloses a magnetic microcracked textile composite sensor and its preparation method, belonging to the field of intelligent textile technology. The sensor includes a textile substrate layer, a magnetic coating, an induction coil layer, and a moisture-permeable and waterproof encapsulation film. The magnetic coating is applied to the textile substrate layer and contains a mesh-like microcrack pattern. The induction coil layer is disposed on the magnetic coating and is formed by liquid metal embroidery or conductive yarn weaving. The moisture-permeable and waterproof encapsulation film covers the induction coil layer. This invention forms a mesh-like microcrack pattern in the magnetic coating through a pre-stretching-drying process, uses liquid metal embroidery or conductive yarn weaving to form the induction coil, and encapsulates it with a moisture-permeable and waterproof encapsulation film. The resulting sensor has good bending sensitivity, water washing stability, and breathability, meeting the sensing requirements of wearable devices.

This invention relates to the field of mechanical experiment carts, and more particularly to a mechanical experiment cart, comprising a control box, a guide rail mounted on the lower part of one side of the control box, side plates fixedly connected to the front and rear sides of the top of the guide rail, a baffle fixedly connected to the side of the top of the guide rail away from the control box, a housing provided on the top of the guide rail, an expansion groove installed in the middle of the top of the housing, multiple counterweights provided on the inner side of the top of the expansion groove, magnetic coatings provided on the upper and lower parts of the counterweights, a wireless charging area provided in the middle of the bottom of the housing, and wheels mounted on the front and rear sides of both sides of the bottom of the housing. This invention allows for fine-tuning of the cart's center of gravity by adjusting the amount of counterweight liquid inside different sleeves, ensuring the center of gravity remains centered, thus maintaining the cart's stability and preventing the center of gravity from shifting, which could affect the cart's direction of travel and lead to inaccurate experimental results.

The utility model discloses a waste ozone removal catalyst continuous deironing device which comprises two supporting plates, two collecting tanks are fixedly installed at the top ends of the two supporting plates, a smashing box is fixedly installed at the top ends of the two collecting tanks, and two first smashing rollers and two second smashing rollers are rotationally installed in the smashing box respectively. The two second smashing rollers are both provided with magnetic coatings, scraping plates are fixedly installed at the top ends of the two collecting grooves, and one ends of the scraping plates are tightly attached to the second smashing rollers. According to the utility model, a catalyst needing to be crushed is crushed by the first crushing roller, the crushed material falls between the second crushing rollers, the magnetic coatings on the surface layers of the second crushing rollers adsorb internal elemental iron on the second crushing rollers, and then the elemental iron adsorbed on the second crushing rollers is scraped off by the scraper, so that the catalyst is crushed. And the iron falls into the collecting tank, so that the separation of the iron in the crushing process is realized.

The utility model discloses a charging gun terminal, which comprises a conductor, an elastic sheet arranged on the right side of the conductor, a wire rod arranged on the right side of the elastic sheet, one side of the wire rod and one side of the conductor are riveted through the elastic sheet, a wear-resistant layer is coated on the surface of the conductor, and an inner cavity of the wear-resistant layer comprises an acrylic acid magnetic coating, a polyurethane coating and a nano wear-resistant coating. According to the utility model, the wire rod can be effectively riveted through the elastic sheet, the installation efficiency of the charging gun terminal is greatly improved, meanwhile, the wire rod is riveted through the elastic sheet, the undesirable phenomena that the direct current gun terminal and the wire rod are difficult to weld or the terminal is abraded and deformed due to riveting can be solved, the effect is obvious, the working efficiency of workers is improved, and the working efficiency of the workers is improved. The wear-resistant conductor solves the trouble of workers, and can play a role in wear resistance through the wear-resistant layer, the acrylic acid magnetic coating, the polyurethane coating and the nano wear-resistant coating, thereby improving the wear resistance of the conductor and greatly prolonging the service life of the conductor.

The utility model relates to the technical field of polycarbonate decorative panels, and discloses a magnetic adsorbable polycarbonate decorative panel which comprises a solid wood core plate, a first stable layer is arranged on the upper surface of the solid wood core plate, a second stable layer is arranged on the lower surface of the solid wood core plate, a decorative plate layer is arranged on the upper surface of the first stable layer, and a magnetic adsorption layer is arranged on the lower surface of the second stable layer. A first polycarbonate plate layer is arranged on the upper surface of the decorative plate layer, a wear-resistant transparent rubber layer is mounted on the upper surface of the first polycarbonate plate layer, a second polycarbonate plate layer is arranged on the lower surface of the second stable layer, and magnet placement grooves are formed in four positions, close to corners, of the bottom of the second polycarbonate plate layer. According to the polycarbonate decorative panel, the magnet placement groove, the adhesive layer, the circular magnet and the magnetic coating layer are arranged and are matched with one another, so that the polycarbonate decorative panel has magnetic adsorbability, and the functionality of the polycarbonate decorative panel is enhanced.

This invention relates to a method for preparing a cold-sprayed cookware with bottom oil-retaining function, comprising the following steps: S1: forming an aluminum alloy sheet into a pot blank shape, with an annular protrusion on the outer bottom and an outwardly convex arc surface formed in the central area of ​​the bottom; S2: performing degreasing and internal sandblasting operations to achieve a surface roughness of Ra2.8 to Ra4.5; S3: spraying a non-stick coating onto the inner surface of the pot blank to obtain a non-stick coating layer; S4: cold-spraying magnetic powder onto the outer bottom of the pot blank to obtain a magnetic coating layer; then arc-spraying aluminum metal onto the magnetic coating layer to obtain a rust-proof coating layer; S5: polishing the outer wall of the pot blank; S6: spraying a high-temperature resistant non-stick coating onto the entire outer surface of the pot blank. This invention's method for preparing cookware not only yields cookware with bottom oil-retaining function but also enables the cookware to meet the long-term performance requirements of efficient electromagnetic heating and heat conduction under high-temperature conditions.

The application provides a magnetic glass panel and a refrigerator, and belongs to the field of glass panels. The magnetic glass panel comprises a glass substrate, and the upper surface of the glass substrate is sequentially provided with a magnetic function layer, a pattern color layer and a structural texture layer from bottom to top. The magnetic function layer comprises 1-3 layers of magnetic coating. The lower surface of the glass substrate is provided with a protective back paint layer. Through careful hierarchical structure design, the magnetic function, pattern color, structural texture and protection function are integrated on the glass panel. The magnetic refrigerator sticker effect can be achieved, the metal coating corrosion and the surface adhesive film damage can be avoided, the service life is prolonged, the glass transparent window interface display touch effect can be achieved, the additional value and user experience of the refrigerator product are improved, and the innovation in the functional integration design of the glass panel is embodied.

The present application relates to the technical field of piston rod, and particularly relates to an axial displacement measurement type laser cladding piston rod. The method of conventional laser cladding fills a non-magnetic coating in an annular groove on the surface of a piston rod base, and the linear stroke of the piston rod calculated from the electromagnetic induction signal obtained by an electromagnetic induction element is poor in consistency with the actual linear stroke. In view of the above problem, the present application provides an axial displacement measurement type laser cladding piston rod, and the upper surface of the boss formed between the adjacent annular grooves on the outer wall of the base is free of metallurgical combination with the cladded metal, so that the detection precision is obviously improved, and the linear stroke of the piston rod calculated from the electromagnetic induction signal is better in consistency with the actual linear stroke.

The utility model relates to a kind of electrically-conductive foam of convenient installation and disassembly of electrically-conductive foam technical field, including mounting plate, a pair of adjusting grooves are set in the top of mounting plate;Lower limit rod, so that its lower end is inserted into corresponding limit slot, to adjust plate is fixed, to complete the operation of adjusting the distance between a pair of reinforcing block, after can pull up and insert the rod, make it drive reinforcing block and move up together, until the distance between reinforcing block and mounting plate is greater than the thickness of electrically-conductive foam, after electrically-conductive foam is inserted into the bottom of reinforcing block, reinforcing block is moved down again, make it pressurize electrically-conductive foam, simultaneously, magnetic coating one and metal strip will attract each other, to tightly fix electrically-conductive foam on mounting plate, when using, it is not only convenient for personnel to install electrically-conductive foam, and need not use multiple installation tools, installation step is relatively simple, to be able to substantially reduce operation step and time cost.

The invention relates to a color-coated sheet residual stress detection method and system based on a magnetic measurement method, and belongs to the technical field of metal material nondestructive detection methods and systems. According to the technical scheme, an attenuation coefficient k is calibrated through an unstressed calibration test block; a magnetic measurement sensor is used for detecting residual stress of different penetration depths twice or more, stress distribution results of corresponding depths are obtained respectively, and penetration depth control is achieved by adjusting excitation current frequency. Real residual stress is calculated based on the multi-section difference equation set; and separating a coating interference signal through a multi-section difference equation and dynamic attenuation coefficient calibration. The method has the beneficial effects that the difference equation is constructed through multiple detection results of different penetration depths, the non-magnetic coating interference is quantitatively eliminated in combination with the calibration process of the attenuation coefficient k, the detection precision is remarkably improved, and the method has the advantages of being high in anti-interference performance, standard in calibration process, suitable for industrial sites and the like.

The present invention provides a water-based two-component polyurethane coating, wherein (Cd-Fe)O x @SiO2 filler is suspendable in water and is highly dispersed in the polyurethane coating. It has good coating compatibility and significantly improves the physical and chemical properties of polyurethane, such as tensile strength. The filler also improves the corrosion resistance of the coating and increases the service life of the magnetic coating.

The utility model relates to the technical field of LED lamp banks, in particular to a magnetic attraction type LED lamp bank structure convenient to assemble. The magnetic attraction type LED lamp bank structure comprises a base, and a magnetic attraction plate is fixedly connected to the bottom of the base; when the LED lamp is used, the lamp panel needs to be inserted into the mounting groove, then the magnetic coating attracts the metal block, the metal block drives the reinforcing block to move in the side wall groove together and gradually get close to the reinforcing groove till the side, away from the reinforcing block, of the metal block is connected with the magnetic coating in a magnetic attraction mode, and at the moment, the lamp panel is fixed through the magnetic coating. The side, away from the metal block, of the reinforcing block and the limiting block stay in the side wall groove and the limiting groove correspondingly, so that the lamp panel is limited, the lamp panel is not prone to being moved out of the mounting groove, then the lamp panel is assembled and fixed to the base, and finally the lamp panel is fixedly installed in an area needing to be used through the magnetic suction plate. The assembly is convenient for personnel to assemble, the assembly steps are simple and time-saving, the requirement on the assembly technology is lower, and the operation is convenient for personnel.

The application discloses a horizontal steering wheel strip-shaped automatic magnetic free-stretching data line, a preparation method and application. The data line comprises a flexible coating on the core, a flexible permanent magnetic coating layer in the middle and a flexible outer coating layer from inside to outside, and the preparation method comprises the following steps: step A, extrusion molding; step B, first north-south direction 180° constant magnetic field orientation magnetization, horizontal steering wheel strip-shaped shaping and preliminary forming; and then magnetization, horizontal reverse steering wheel strip-shaped automatic magnetic free-stretching data line. The application aims to solve the phenomenon that the existing technology data line automatic curling magnetic attraction is not completed, and the samarium iron nitrogen magnetic performance of the magnetic crystal anisotropy field which is much higher than other permanent magnetic materials can be better played through the improvement of the magnetization mode, so that the data line has the advantages of temperature resistance, corrosion resistance and demagnetization resistance, and the magnetic layer thickness is not required to be increased to meet the data line attraction requirement.

The utility model discloses a kind of partial thin brass welding wires, it includes winding roller, the surface of winding roller is wound with welding wire body, the surface of the welding wire body is coated with anticorrosive coating, the inner cavity of the anticorrosive coating includes acrylic magnetic coating, peroxide vinyl coating and phenolic acid-resistant coating, the inner surface of the acrylic magnetic coating is coated on the outer surface of peroxide vinyl coating, the inner surface of the peroxide vinyl coating is coated with the outer surface of phenolic acid-resistant coating, the surface of the anticorrosive coating is coated with wear-resistant coating, this kind of partial thin brass welding wire, by anticorrosive coating, acrylic magnetic coating, peroxide vinyl coating and phenolic acid-resistant coating, corrosion resistance can be played, avoid the brass welding wire in the process of storage, due to the influence of regional humid environment, so that surface appears rust oxidation, to improve the use efficiency of welding wire body, also indirectly improve the service life of welding wire body.