224 results about "Metal mesh" patented technology

This invention relates to a heating device for a multi-layer, multi-cavity laminator, the lamination machine itself, and a lamination method. The heating device includes a first heating unit, a second heating unit, and a third heating unit connected by an electrically controlled telescopic mechanism. The first heating unit includes a first elastic metal mesh with multiple first heat-conducting pipes embedded inside. A top heat insulation plate is laid on the upper surface of the first elastic metal mesh, and a first lamination plate is laid on the lower surface. The second heating unit includes a second elastic metal mesh with multiple second heat-conducting pipes embedded inside. Both the upper and lower surfaces of the second elastic metal mesh are laid with second lamination plates. The third heating unit includes a third elastic metal mesh with multiple third heat-conducting pipes embedded inside. A third lamination plate is laid on the upper surface of the third elastic metal mesh, and a bottom heat insulation plate is laid on the lower surface. This invention addresses the problems of photovoltaic module crushing and uneven heating.

The application provides a metal mesh reinforced primary efficiency filter device, and relates to the technical field of air filtration.The metal mesh reinforced primary efficiency filter device comprises a filter square tube, an air inlet square tube and a self-cleaning square tube, the filter square tube is connected with the air inlet square tube, the self-cleaning square tube is fixedly provided with a connecting square tube and a first air outlet square tube on both sides, and the connecting square tube is connected with the filter square tube;an airflow uniformizing plate is fixedly arranged in the air inlet square tube, a plurality of flow guide holes are formed in the airflow uniformizing plate, the diameters of the flow guide holes gradually decrease from the air inlet side to the air outlet side, the axes of the flow guide holes and the plate surface of the airflow uniformizing plate form an included angle of 15-25 DEG, three filter frames are arranged in the filter square tube, and the top of each filter frame extends to the upper side of the filter square tube.The application has the advantages of high filtration efficiency, long service life, reduced frequency of manual maintenance and self-cleaning function.

The present disclosure relates to a wind turbine blade part for a wind turbine blade, the wind turbine blade part comprising a metal mesh layer comprising a plurality of apertures, at least a first fibre-reinforced layer comprising a plurality of first electrically conductive fibres, and a plurality of second electrically conductive fibres. At least a number of the plurality of second electrically conductive fibres extend transversely through the plurality of apertures of the metal mesh layer so as to electrically connect the at least first fibre-reinforced layer with the metal mesh layer.

The utility model belongs to drying equipment technical field especially, it relates to a kind of metal net chain and furnace body equipment, wherein metal net chain, including: several net chain bearing unit, wherein the two sides of the net chain bearing unit are thimble bearing surface, and middle is sparse surface;Wherein, sparse surface connects two sides thimble bearing surface, and its weaving density is less than thimble bearing surface, to reduce the weight of entire metal net chain, to reduce the power consumption of metal net chain.

The utility model relates to the technical field of fences, concretely is a kind of construction construction fence structure, including two columns, the left and right sides of column are all provided with installation groove, and the frame is installed between two columns, the inside of frame is fixed with metal net, the front side of column is provided with the slot, the rear side of column is fixed with import strip, and rubber sleeve is fixed with the side of import strip away from column;Beneficial effects are that: the unique structure design makes the splicing and stacking of fence structure become very convenient.In splicing, only need to insert the import strip and rubber sleeve of a group of columns into the slot of another group of columns, without additional auxiliary tool and complex operation, it can realize quick, stable splicing, and the integrity after splicing is good.

This invention discloses a stiffness-adjustable active-passive coordinated load control structure for ultra-high embankment tunnels, relating to the field of tunnel support structure technology. To address the problem of existing high-embankment buried tunnels where structural stiffness cannot be adjusted and it is difficult to actively guide and disperse embankment pressure under embankment heights exceeding 80 meters, the following technical solution is proposed: It includes corrugated steel plates, anchor bolts, granular filler material, and a metal mesh. The corrugated steel plates are circumferentially assembled to form the innermost layer of the tunnel support; the granular filler material, wrapped in the metal mesh, is placed around the outside of the corrugated steel plates; the anchor bolts penetrate the granular filler material, the metal mesh, and the corrugated steel plates. This invention achieves active control of structural stiffness by adjusting the overlap length of the corrugated steel plates through the sliding adjustment of the anchor bolts within the elongated bolt holes. Simultaneously, the flexible enclosure formed by the granular filler material and the metal mesh can guide and disperse the pressure of the overlying embankment.

The utility model discloses a sound unit, including the basin frame and the magnetic circuit component, is equipped with the exposed window on the basin frame, the magnetic circuit component has the magnetic gap, the magnetic circuit component includes the side huasi, the side huasi includes the body and the flanging of being linked, the flanging is set up to the exposed window, is equipped with the air hole of the flanging and is connected with the magnetic gap of outside, this sound unit structure is novel, and the side huasi adds the flanging and utilizes the flanging to isolate the sound absorption particle, has cancelled the setting of the mesh / metal screen, has simplified the structure and the assembly process of sound unit, is favorable to improve the production efficiency of sound unit, reduces the assembly cost of sound unit.

This invention discloses a high-performance, safe solid-state battery based on a three-dimensional metal mesh framework and a negative electrode coupler, belonging to the field of solid-state battery technology. The invention employs a three-dimensional metal mesh conductive framework with a thin insulating ion-conducting interface coated on its surface. A four-layer integrated negative electrode coupler is disposed on the negative electrode side, consisting of a metal current collector layer, a negative electrode active layer, a critical thin film layer, and an electrolyte connection layer, from the inside out. The three-dimensional framework and the current collector layer constitute an integrated large current collector system, achieving spatial decoupling of electron and ion pathways. The three-dimensional metal framework possesses an ultra-large specific surface area, which, combined with the ultra-thin interface layer, forms a short ion transport path, achieving high ion conductivity, low interface impedance, and forming a complete logical closed loop with high energy density. The critical thin film layer uses a formulation below the percolation threshold to achieve ion conduction and electron blocking, suppressing lithium dendrites and internal short circuits. The positive electrode uses a high-nickel ternary material and can be modified with graphene and carbon nanotubes. This invention exhibits outstanding safety performance, strong process robustness, and suitability for mass production, and can be widely used in automotive, energy storage, and special power supplies.

This application provides a method for manufacturing a photovoltaic metal mesh screen, comprising: forming a mask layer with a target pattern on the second surface of a metal substrate, the target pattern including a plurality of hole patterns distributed in an effective area and at least two alignment mark patterns located outside the effective area; chemically etching the second surface of the metal substrate with the mask layer as protection to form a semi-etched hole of depth D1, while simultaneously etching the alignment mark patterns into alignment through-holes penetrating the metal substrate; removing the mask layer; and aligning the semi-etched hole positions from the first surface of the metal substrate based on the alignment through-holes, and using a laser to etch the bottom of the semi-etched hole to form an etched through-hole. The manufacturing method involved in this application optimizes the time-consuming full-process laser processing into a composite process combining chemical etching roughing and laser finishing, significantly shortening the laser processing time of a single mesh screen; reducing the manufacturing cost of a single mesh screen; and achieving high process reliability and pattern accuracy.

The application provides a plasma electrically generated fire preparation system, process and application, the system comprises a working condition detection module, a multi-layer grid discharge structure module, a discharge parameter decision module and a high-voltage discharge control module; the working condition detection module is used for real-time detection of the gas working condition parameters in the ignition cavity; the multi-layer grid discharge structure module is arranged in the ignition cavity and is used for forming a plurality of metal mesh grid electrodes with optional spacing; the discharge parameter decision module is used for determining the ignition discharge parameters according to the current gas working condition parameters; the high-voltage discharge control module is used for applying high-voltage pulse voltage to the selected metal mesh grid electrode according to the ignition discharge parameters to complete the discharge fire generation process; the application sets the multi-layer metal mesh grid electrode and combines the gas working condition parameters to make self-adaptive decisions on the discharge layer and the ignition voltage, improves the success rate and stability of the plasma ignition, and enhances the adaptability of the system to the complex gas working condition changes.

This invention relates to a solid-state hydrogen storage tank and its preparation and filling / discharging methods, belonging to the field of hydrogen storage and transportation technology. It solves the technical problem that the low thermal conductivity of granular and powdered hydrogen storage alloys leads to reduced hydrogen absorption and discharging rates, while existing solid-state hydrogen storage tanks with internal heat exchange structures suffer from complex manufacturing processes and high costs. A solid-state hydrogen storage tank includes a valve, a tank body, a metal mesh array, and granular hydrogen storage alloy dispersedly filled within the metal mesh array. The tank body is a cylindrical, straight-sided bottle shape. The valve fits into the bottle opening of the tank body. The metal mesh array is densely filled inside the tank body and tightly adheres to the inner wall of the tank body. The solid-state hydrogen storage tank of this invention constructs a metal mesh array through the combination of single metal mesh tubes, forming a dense and continuous metal mesh heat transfer network with high thermal conductivity. This reduces the high / low temperature levels of the hydrogen storage alloy bed, especially in the core area, and significantly shortens the hydrogen filling time.

A self-excitation microwave sensor suitable for non-destructive testing of metal mesh film, belonging to microwave sensor technology, comprising a resonant sensing structure, a microwave amplifier, a phase shift element, a band-pass filter, a radio frequency detector, a digital-to-analog converter and a microprocessor; wherein the resonant sensing structure, the microwave amplifier, the phase shift element and the band-pass filter form a self-excitation oscillation loop, the resonant sensing structure has a band-pass characteristic, is located in the feedback branch of the loop, the resonant frequency thereof is consistent with the center frequency of the band-pass filter, and the loop gain and the phase shift satisfy the self-excitation oscillation condition at the frequency; by reasonably setting the gain of the microwave amplifier and collecting the self-excitation oscillation signal power in real time, the sensor can realize detection of sub-millimeter width crack damage and identification of high square resistance samples, has high detection sensitivity, compact structure, small volume and low cost, does not need other external microwave analysis instruments, and can be applied to on-site non-destructive testing of metal mesh film.

This utility model discloses a lightweight coated grille, relating to the field of automotive grille technology. It includes a metal mesh substrate, with a composite coating applied to the outer side of the metal mesh substrate. The composite coating is sequentially configured as a primer layer, a core layer, a transition layer, and a top layer. The primer layer comprises a conversion layer and a protective layer, with the inner side of the conversion layer and the outer side of the protective layer contacting the outer side of the metal mesh substrate and the inner side of the core layer, respectively. The conversion layer is a nano-zirconium-based conversion agent coating, the protective layer is a graphene-containing epoxy zinc-rich primer coating, and the core layer is a hollow ceramic microparticle-modified polyurethane coating. The outer side of the core layer contacts the inner side of the transition layer, and the outer side of the transition layer contacts the inner side of the top layer. This lightweight coated grille, based on an aluminum / magnesium alloy substrate and a multi-layer synergistic coating design, achieves comprehensive performance improvements in long-term corrosion resistance, environmental tolerance, thermal and acoustic management, and surface self-maintenance while maintaining extreme lightweight properties.

The invention relates to a lighting device (5) for a motor vehicle, said lighting device comprising a stack including: - a protective panel (20), - an intermediate layer (30) including at least one radar antenna (100) configured to emit radar waves (R1, R2), the first radar waves emitted by the radar antenna propagating towards the protective panel, the second radar waves emitted by the radar antenna propagating towards a conductive layer (40), - the conductive layer adapted to form in part a ground plane of the radar antenna, the intermediate layer being positioned between the protective panel and the conductive layer, the radar antenna including a metallic mesh comprising a repeating pattern with a predefined mesh pitch, the mesh pitch being determined so as to prevent diffraction phenomena during the propagation of a light beam through the lighting device.Figure to be published with the abbreviation: Figure 2.

This application discloses a hot air drying oven for metal mesh, belonging to the field of hot air drying technology. It mainly includes a box body; the box body includes a hot air box and a conveying assembly; the conveying assembly includes several conveying rollers for conveying the metal mesh. The key feature is that each of the several conveying rollers is equipped with a guide wheel assembly, which includes a first guide wheel and a second guide wheel; both the first and second guide wheels are provided with a bearing portion and a limiting portion, and the diameter of the bearing portion is larger than the diameter of the conveying roller, while the diameter of the bearing portion is smaller than the diameter of the limiting portion; the bearing portions on the first and second guide wheels are close to each other; by providing the guide wheel assembly, the metal frame in the metal mesh can be placed on the guide wheels, thereby increasing the distance between the metal mesh and the conveying rollers, thus reducing the obstruction and interference of the conveying rollers on the hot air flowing down the metal mesh, thereby improving the uniformity of drying on both sides of the metal mesh.

This invention relates to the technical field of electronic device manufacturing, specifically to an electronic skin with a blackened metal mesh conductor and its preparation method. The electronic skin, from the substrate side to the outer side, comprises: a flexible adhesion layer, a flexible base layer, a metal mesh conductive layer, a blackened functional layer, a flexible buffer layer, a corrosion-resistant encapsulation layer, and a hydrophobic and wear-resistant surface layer. The electronic skin of this invention, through a seven-layer gradient composite structure design, achieves synergistic cooperation among the functions of each layer, significantly improving overall flexibility and structural stability, with no interlayer peeling or cracking during deformation. The design of the blackened functional layer retains the high conductivity of the metal mesh conductive layer while achieving low reflectivity and anti-light interference effects, adapting to the application requirements of multiple optical scenarios, and simultaneously improving the oxidation resistance of the metal mesh. Each functional layer has a clear division of labor and is closely integrated, making the overall device suitable for large-scale fabrication and possessing good practical application value.

This utility model discloses a novel heat exchange tube, comprising an outer tube and an inner tube sleeved within it. The inner surface of the inner tube has several channels. Foamed metal is filled between the outer tube and the inner tube, and the foamed metal has several foam pores. An outer brazed layer is welded between the foamed metal and the outer tube, and an inner brazed layer is welded between the foamed metal and the inner tube. The channels on the inner tube surface and the built-in metal mesh work together to turbulently agitate the fluid, significantly improving the turbulent heat transfer efficiency within the tube. Simultaneously, the foamed metal seamlessly bridges the inner and outer tube walls through the inner and outer brazed layers, utilizing its porous structure to achieve high-speed heat diffusion, eliminating interfacial contact thermal resistance, and significantly improving the overall heat transfer coefficient compared to traditional heat exchange tubes.

This utility model provides a corrosion-resistant electromagnetic shielding heat dissipation circuit board, including a circuit board body, side plate structures, a top frame, an anti-corrosion film, and a shielding plate structure. Each side plate has a serpentine heat dissipation channel inside. The shielding plate structure comprises a metal mesh shielding layer and a phase change thermally conductive layer. The phase change thermally conductive layer is positioned towards the side of the circuit board body and has an embedded array of hexagonally densely arranged silicon carbide micropillars. The metal mesh shielding layer includes an upper copper mesh layer and a lower copper mesh layer, with the copper meshes of the upper and lower layers forming an orthogonal relationship. The top frame includes a hollow frame, a coarse filter layer, and a fine filter layer. The coarse filter layer covers the upper surface of the hollow frame, the fine filter layer covers the lower surface of the hollow frame, and the anti-corrosion film covers the upper surface of the coarse filter layer. It has excellent corrosion resistance, electromagnetic shielding, and heat dissipation functions.

This invention provides a metal mesh touchscreen and its fabrication process. The process includes aging an ITO film on a flexible transparent substrate; setting an upper electrode and a lower electrode on the upper and lower surfaces of the ITO film, respectively; depositing a metal thin film on the surface of the flexible transparent substrate and patterning the metal conductive layer; embedding the metal mesh conductive layer into the upper surface of the flexible transparent substrate, making the metal mesh conductive layer flush with the upper surface of the flexible substrate; sequentially depositing an insulating layer and a protective layer on the metal mesh conductive layer; and printing silver wiring on the semi-finished metal mesh touchscreen. This invention improves the oxidation resistance of the copper mesh through the protective layer; and effectively suppresses electrostatic discharge by using printed silver wiring and high-current detection, thereby significantly improving product yield and reliability.

A touch structure, a touch display panel, and a display device are disclosed. The touch structure includes a substrate and a first metal mesh electrode layer, an insulating layer, and a second metal mesh electrode layer disposed on the substrate. The first metal mesh electrode layer includes a plurality of first metal meshes formed by a plurality of first metal lines, and the second metal mesh electrode layer includes a plurality of second metal meshes formed by a plurality of second metal lines. First portions of the plurality of first metal lines and second portions of the plurality of second metal lines each have the same line extension direction and overlap each other in a direction perpendicular to the surface of the substrate. The insulating layer has an edge slope portion covering the second portions of the plurality of second metal lines in a direction perpendicular to the line extension direction. This edge slope portion forms a step relative to the surface of the substrate, and the first portions of the plurality of first metal lines and the edge slope portion at least partially do not overlap. This improves the reliability of the touch structure.

This utility model discloses a cutting device for sintered metal mesh, relating to the field of sintered metal mesh processing technology. The utility model includes a worktable, a central rod, a support arm, and an I-shaped slider. A central rod is positioned at the center of the upper part of the worktable, with a pressure block rotatably connected to its bottom end. A support arm is rotatably connected to the lower outer circumference of the central rod, and an I-shaped slider is slidably inserted into the support arm. A servo motor is fixed to the top surface of the end of the I-shaped slider away from the support arm, and a rotating shaft is rotatably connected to the bearing. A cutting blade is fixed to the end of the rotating shaft away from the support arm. Support rods are fixed to both sides of the end of the I-shaped slider away from the support arm, and an arc-shaped pressure plate is fixed to the bottom of both support rods. This utility model, by setting up a worktable, support arm, I-shaped slider, cutting blade, central rod, pressure plate, and pressure block, solves the problems of not being able to cut circular sintered metal mesh in one go, the edges easily curling when cutting circular sintered metal mesh, and the inability to cut sintered metal mesh of different diameters.

The application discloses an LCD display module and belongs to the technical field of liquid crystal display, and the technical solution points comprise the following from top to bottom: an upper polarizer, a CF substrate, a TFT substrate, a lower polarizer and a BLU; a metal mesh shielding layer is arranged on the outer side of the TAC protective layer of the lower polarizer; the metal mesh shielding layer comprises any one of a nano-silver mesh, a copper mesh or a low-resistance transparent metal mesh; the inner line width of the metal mesh shielding layer is less than 3 micrometers; and the metal mesh shielding layer is provided with a grounding structure. The application has the effects of process simplification, low cost, excellent shielding effect and easy mass production.

The utility model relates to the field of pasture breeding, disclose a cowshed ground antiskid water-accumulation-preventing flow guide groove structure, including metal net and bottom plate, the outer wall of metal net is provided with antiskid mechanism, the outer wall bottom of metal net is provided with solidification mechanism, the outer wall top of bottom plate is provided with water diversion mechanism, the outer wall bottom of bottom plate is provided with drainage mechanism, the outer wall bottom of bottom plate is provided with processing mechanism. The solidification mechanism includes a plurality of concrete blocks, a plurality of the outer wall top of concrete block is fixedly connected in the outer wall bottom of metal, the outer wall bottom of concrete block is fixedly connected with concrete slab. In the utility model, the water hole is set up on the concrete slab in the mode, makes the structure to carry out water-accumulation treatment without relying on external device, and mainly uses the mode of physical structure, utilizes gravity to let the water-accumulation concentrated treatment in structure, prolongs the service life of structure, and reduces the cost of maintenance and repair cost.

The present disclosure relates to the manufacture of expanded metal mesh, and more particularly to a novel expanding blade (100) which may be used for micro-expanding very thin metal mesh foil sheets (12.5μm to 50μm thickness) with a mesh pore size of about 5μm to about 50μm and a porosity (mesh open area) of 10-50%. The expanding blade (100) may have a plurality of expanding teeth (102) with a blade tooth pitch of 15μm to 75μm (400 – 1440 teeth per inch). The disclosure further relates to laser ablation and wire EDM methods of fabricating an expanding blade with the identified tooth pitch and characteristics.

The invention relates to a method for producing a double-layered precious metal mesh on a flat-bed knitting machine having a first needle bed and a second needle bed. The method comprises providing at least one precious metal-containing thread and knitting the precious metal mesh. A first layer and a second layer of the precious metal mesh are knitted simultaneously on the first needle bed and the second needle bed, the two parts being at least partially connected at their two adjoining edges by a connecting stitch.

This utility model relates to the field of oil well technology, and in particular to an improved oil wellhead valve, comprising a valve body, a mounting base, and an extension column. The mounting base is fixedly connected to the top of the valve body, and the extension column is fixedly connected to the top of the mounting base. The inner side of the extension column is provided with a valve turning connection structure, and the inner side of the mounting base is provided with a wellhead valve opening and closing structure. In this improved oil wellhead valve, the sealing ring is made of rubber material, which improves the sealing performance at the connection between the connecting pipe and the mounting flange. The support rod guides the anti-clogging mesh, which is made of stainless steel metal mesh plate, to be installed side-by-side inside the connecting pipe. Normally, the collected crude oil can flow through the oil draining chamber, while mineral impurities in the crude oil are blocked by the anti-clogging mesh and prevented from entering the finer oil passages. This effectively protects the inner side of the oil wellhead valve from clogging and improves the valve's unblocking efficiency.

A display device according to an embodiment of the present specification includes a substrate including a display area and a bending area, a connection line passing through the bending area of the substrate, a planarization layer covering the connection line in the bending area, a stress relief layer disposed on the planarization layer in the bending area, and a metal mesh pattern disposed on the connection line in the bending area, wherein a recess is disposed in an upper surface of the stress relief layer, and the metal mesh pattern is disposed to correspond to the recess.

Differential driving and / or sensing can reduce noise in a touch screen. In some examples, the touch screen can include column and row electrodes routed vertically in the active area. In some examples, the touch electrodes and / or routing traces can be implemented using metal mesh in first and second metal layers. To improve optical performance, overlapping portions of metal mesh can be designed to provide an appearance of uniform width / area. In some examples, a dielectric layer can have an increased thickness and / or a reduced dielectric constant, and / or metal mesh in the first metal layer can be flooded with a transparent conductive material. In some examples, routing traces can be disposed beneath touch electrodes and / or metal mesh for touch electrodes can be flooded with a transparent conductive material without flooding metal mesh for routing traces. In some examples, touch electrodes can be interleaved within a touch node to improve differential cancelation.