23results about How to "Effective reflection" patented technology

The invention provides a display device and a preparation method thereof, and belongs to the technical field of semiconductors. The display device comprises a driving back plate, an insulating reflecting layer, an electrode layer and a plurality of pixel units, the plurality of pixel units are respectively bonded on the driving backboard, the plurality of pixel units are arranged at intervals, each pixel unit comprises an epitaxial layer and a passivation layer, the epitaxial layer comprises a first semiconductor layer, an active layer and a second semiconductor layer which are stacked in sequence, and the passivation layer covers the side surface of the epitaxial layer; the insulating reflecting layer covers one side, far away from the epitaxial layer, of the passivation layer, and a groove is formed between every two adjacent pixel units; the electrode layer is located in the groove. According to the invention, the problem of low occupation ratio of small-angle light extraction efficiency of a single pixel unit can be effectively solved.

A light guide member of a waveguide structure of an image display device for guiding image light incident from a display and emitting the image light toward an eye of a user, characterized by being formed of a single crystal composed of lithium niobate. According to the present invention, a light guide member having a high refractive index and a high internal transmittance can be provided.

The utility model discloses a damp proof effect is good and high use comfort degree's resident container, including the box, the inner wall fixedly connected with the baffle of box, one side of box inner chamber top is fixedly connected with fan through the mount, one side fixedly connected with the air inlet shell of box top, the right side of air inlet shell is provided with the dust screen, the top and bottom of air inlet shell inner chamber all are fixedly connected with the fixed frame, the inner chamber swing joint of fixed frame has the dehumidification filter layer. The utility model discloses a fan, air inlet shell, dust screen, fixed frame and dehumidification filter layer, and the inner chamber of air inlet shell produces negative pressure for fan operation, and the mesh of dust screen surface is entered the inner chamber of air inlet shell for the outside air, and dust screen and dehumidification filter layer carry out filtration and remove to dust particle and moisture in the air, and the air after purification is discharged into the box, and opens the sealed sliding window and makes the inner chamber of box produce air circulation, to reach the purpose of ventilation and drying.

This invention discloses a UV-resistant touchscreen and touch display module, relating to the field of [technology / industry]. It comprises a touchscreen body and a UV-resistant coating applied to the surface of the touchscreen body. The UV-resistant coating is composed of the following components in the indicated mass ratios: a high-refractive-index material H layer made of tantalum oxide, 25-35 parts; a low-refractive-index material L layer made of magnesium fluoride, 20-30 parts; UV-resistant additives, 5-15 parts; a film-forming resin, 25-35 parts; and functional additives, 5-10 parts. The UV-resistant additives include ultraviolet absorbers and ultraviolet shielding agents. This invention exhibits excellent UV resistance: by incorporating titanium dioxide nanoparticles and ultraviolet absorbers, it effectively absorbs and reflects ultraviolet rays, protecting the substrate from UV damage, while also preventing the effects of ultraviolet penetration on the human body.

The utility model provides a reflective film capable of being embossed to form an edge. The reflective film comprises a film body, the film body is provided with a reflective surface layer, a waterproof layer, a polystyrene foam layer and a bottom glue layer which are laminated from top to bottom; the thickness of the polystyrene foam layer is greater than that of the waterproof layer, and the thickness of the polystyrene foam layer is greater than that of the bottom glue layer; the polystyrene foam layer is configured to be capable of correspondingly forming a whole circle of edge finding structure on the peripheral side of the film body in an overflow form after the reflective film is embossed and formed; the polystyrene foam layer is arranged in the film body, the thickness of the polystyrene foam layer is larger than the thickness of the waterproof layer and the thickness of the bottom glue layer, a continuous and uniform edge finding structure can be formed on the periphery of the reflective film at a time according to the principle that polystyrene foam overflows during imprinting forming, and continuous annular protrusions are formed on the periphery of the edge finding structure, so that the reflective area is enlarged, and the reflective effect is improved. Light rays can be reflected more effectively from the side direction and different angles, and the warning effect is remarkably improved.

The invention discloses an oil-immersed distribution transformer state evaluation early warning system and method based on a fusion terminal. The system comprises a hardware system and a software system. The method comprises the following steps: collecting feature data of a distribution transformer in a healthy state, and constructing an association relationship feature curve to obtain an error range in the healthy state; extracting an electrical quantity characteristic, an oil temperature characteristic, an oil pressure characteristic, an oil level characteristic, an oil temperature, oil pressure and oil level association relation characteristic and a partial discharge characteristic according to the error range in the healthy state; and inputting the extracted electrical quantity characteristics, oil temperature, oil pressure, oil level characteristics, oil temperature, oil pressure, oil level association relationship characteristics and partial discharge characteristics into a health state evaluation model for state evaluation and early warning. Through preprocessing, feature extraction, feature fusion processing and quantitative fusion of state quantity indexes, an evaluation method and a development trend prediction method for the operation state of the oil-immersed distribution transformer are formed, so that the early abnormal state of the distribution transformer is effectively reflected, and advanced evaluation and early warning are formed.

The utility model discloses an anti-yellowing luggage, which relates to the technical field of luggage, and comprises an isolation plate, the top of the isolation plate is provided with a storage box, the bottom of the storage box is fixedly connected with a waterproof box, and the outer side of the isolation plate and the outer side of the waterproof box are respectively provided with an anti-oxidation coating; the top of the isolation plate is fixedly connected with an annularly-distributed extension plate, a guide groove aligned with the extension plate is formed in the storage box, the extension plate is slidably connected to the interior of the guide groove, the rear side of the storage box is fixedly connected with a mounting block of a U-shaped structure, and guide grooves are formed in the two longitudinal ends of the mounting block. According to the anti-yellowing luggage, the outer sides of the storage box and the waterproof box are coated with the anti-oxidation coatings, ultraviolet rays are effectively reflected, direct exposure of materials is reduced, the anti-aging performance of the luggage is improved, the space between the storage box and the isolation plate can be flexibly adjusted through sliding fit of the guide rods, the limiting grooves and the extension plates, and the storage flexibility is improved.

The invention discloses an analysis and determination method for production allocation of a water-containing tight gas reservoir, which comprises the following steps of: 1, collecting influence factors of a gas well, and comprehensively evaluating the influence factors of the gas well to obtain a first production allocation optimization condition and a first production allocation productivity value; step 2, collecting a production allocation data set, performing decline change analysis according to the production allocation data set, and determining a decline formula; according to the method, evaluation and analysis of related influence factors of production allocation of the water-containing tight gas reservoir can be realized, geological data information is effectively utilized, and a first production allocation capacity value and a plurality of second production allocation capacity values are obtained in different modes; summarizing processing is performed through the difference rate to remove part of unreasonable results, so that result data is more accurate and can reflect actual water-containing tight gas reservoir production allocation, a plurality of production allocation results are finally formed for technicians to make decisions and consider, a production allocation result data interval is formed, and the method is scientific, reasonable and high in practicability. And relatively reasonable production allocation capacity and stable production period of the gas reservoir gas well can be ensured.

The invention discloses a preparation method of lead-free metallic luster glaze, which is characterized in that a formula system is constructed by introducing lead-free raw materials such as calcium borate frits and recycling steel slag, and coloring ions (Co < 2 + >, Fe < 3 + >, Mn < 2 + > and the like) are promoted to be uniformly distributed in a network structure, so that a glaze layer is endowed with the characteristics of environmental protection, high glossiness and stable color. The production cost is effectively reduced, the remarkable problems of the traditional lead-containing glaze in the aspects of environmental protection and safety are effectively solved, and the lead-containing glaze can be widely applied to the fields of art, daily use and architectural ceramics.

The utility model discloses a paint protection film, especially a high light transmittance paint protection film, including the self -repairing coating, TPU base material layer, pressure sensitive adhesive layer and release film layer of composite gradually, its characterized in that: TPU base material layer is the three -layer structure of co -extrusion molding, and the middle layer is TPU layer, and the upper and lower two layers are TPU / TiO2 blend layer, wherein, the refractive index of the self -repairing coating, TPU / TiO2 blend layer, TPU layer, TPU / TiO2 blend layer and pressure sensitive adhesive layer five are 1.45 1.55:1.7 2.0:1.4 1.5:1.7 2.0:1.45 1.55. The utility model solves " the technical problem of improving the light transmittance of paint protection film". The utility model provides a kind of high light transmittance paint protection film, and the stratified structure design of film can improve visible light transmittance, to better reflect the saturation of car paint color.

The utility model discloses a photovoltaic assembly and a photovoltaic power station, and relates to the technical field of photovoltaic assemblies. The photovoltaic module comprises cover plate glass, an upper adhesive film, a battery array, a lower adhesive film and a transparent back plate adhered with a first reflecting film and a second reflecting film which are sequentially laminated from top to bottom, wherein the first reflecting film is arranged corresponding to a piece gap between battery pieces in the battery array and / or a string gap between battery strings in the battery array; the second reflecting film is arranged in an edge area of the transparent back plate corresponding to the outer edge of the battery array and in a middle area of the transparent back plate containing a lead hole, and the extending direction of the middle area containing the lead hole is perpendicular to the extending direction of the battery string. According to the embodiment, sunlight penetrating through the periphery and gaps of the cell array can be effectively reflected, so that the sunlight is reused by the solar cell, and the photoelectric conversion efficiency of the photovoltaic module is further improved.

The application discloses a flue gas water-saving and multi-pollutant removal device and a working method thereof, and belongs to the technical field of flue gas water-saving. The device comprises a flue gas inlet pipe, a cylinder and a dehydrated flue gas passage which are sequentially connected. The outer wall of the cylinder is provided with a reinforced radiation cooling coating. A plurality of rows of high-voltage electrode columns and ground electrode columns are alternately arranged in the front section of the flue gas inlet pipe. The dehydrated flue gas passage is externally nested with a condensed water collecting device, and the condensed water collecting device is connected with the cylinder. A plurality of condensed water collecting openings are arranged in the outlet transition section, and the condensed water collecting openings are communicated with the condensed water collecting device. A vibrating string grid is arranged in the dehydrated flue gas passage, and a plurality of drainage holes are arranged on the dehydrated flue gas passage below the vibrating string grid. The device has the advantages of compact structure, small volume and low energy consumption, and can realize low-temperature and high-efficiency recovery of water in flue gas and simultaneous removal of multi-pollutants.

This application provides a chip cavity packaging structure, relating to the field of semiconductor technology. The chip cavity packaging structure includes a substrate, a chip, a film layer, and a molding compound. The chip is mounted on the substrate, and the chip and substrate are electrically connected. The film layer covers the chip, and the film layer forms a sealed cavity between the chip and the substrate. The molding compound encapsulates the chip and the film layer; a groove is formed on the molding compound, and metal pillars are placed within the groove. The vertical isolation structure formed by the metal pillars has excellent blocking effect on vertically propagating sound waves, preventing signal interference between chips, and also has good heat dissipation characteristics.

The utility model discloses a high-precision parallel-plate capacitive sensor structure, which belongs to the field of parallel-plate capacitive sensors and comprises a bottom plate, a sensor assembly is arranged on the bottom plate and consists of an upper polar plate and a lower polar plate, the upper polar plate and the lower polar plate are fixedly mounted on two insulating support columns respectively, and a distance adjusting mechanism is mounted on the bottom plate. The bottom plate is further provided with a shielding mechanism, the shielding mechanism comprises a permalloy shielding cover, a copper net is fixed in the permalloy shielding cover, a rectangular groove is formed in the top of the bottom plate, and the permalloy shielding cover and the copper net are installed in the rectangular groove in an embedded mode. According to the utility model, through the arrangement of the shielding mechanism, the effect of efficiently shielding various electromagnetic interferences is achieved, a double-layer structure formed by the permalloy shielding cover and the internal copper net can shield a low-frequency magnetic field and high-frequency electromagnetic radiation respectively, and permalloy has a good magnetic conduction shielding effect on the low-frequency magnetic field.

The utility model discloses a kind of transparent display structure using quantum dot composite film, applied in transparent display field, and its technical solution main point is: including display holder and the internal cavity fixedly connected in the display holder;The display holder front fixedly connected with LCD display screen, the LCD display screen front is attached with heat insulation film, the LCD display screen back is attached with quantum dot brightening composite film, the display holder with the internal cavity between be equipped with for carrying out the circulation type heat dissipation air duct structure of heat dissipation;With technical effect is: it guarantees display quality, prolongs equipment service life.

The application relates to the technical field of traffic safety, in particular to a high-weather-resistance reflective film and a manufacturing method thereof. The high-weather-resistance reflective film comprises a PET film, a reflective adhesive layer coated on the surface of the PET film, and a silicone coating layer coated on the surface of the adhesive layer; the reflective adhesive layer is formed by uniformly scattering glass beads on the surface of the PET film after the adhesive material is coated on the surface of the PET film; the raw material of the adhesive material comprises, by mass fraction, 50-150 parts of a hydroxyl-containing acrylate resin, 5-12 parts of an IPDI prepolymer, 1-2 parts of UV329 ultraviolet absorber, and 0.5-1.5 parts of anti-aging agent 1076. The reflective film has excellent self-cleaning performance, good reflectivity, long-term stable weather resistance, can effectively reflect incident light, effectively protects the reflective glass beads, can maintain the performance for a long time under various environments and conditions, and is suitable for being used as a traffic sign.

The present application relates to the technical field of electronic equipment, and discloses a brightness adjusting system of electronic equipment, which comprises a reader shell and further comprises a display module, an induction module and a backlight adjusting module.The display module is arranged in a through hole formed in the outer wall of the reader shell and is used for displaying text and patterns.The induction module is arranged on the outer wall of the reader shell and is used for detecting the ambient light intensity.The backlight adjusting module is arranged below the display module and is used for actively adjusting the backlight intensity.The main control module is electrically connected with the display module, the induction module and the backlight adjusting module and is used for controlling the display module, the induction module and the backlight adjusting module.The present application can adjust the light without changing the current intensity of the LED lamp, can reduce the overall power consumption of the device and can improve the service life of the device.

This utility model relates to the field of environmental protection cabinet technology, specifically an angle-adjustable ultraviolet disinfection lamp for environmental protection cabinets. It includes a lighting component, which is inclinedly installed on the inner top wall of the environmental protection cabinet. An angle adjustment component, capable of rotating along a vertical axis, is installed on top of the lighting component. This angle adjustment component drives the inclined lighting component to rotate along the vertical axis, thus changing the irradiation angle. An angle adjustment disc, rotating along a horizontal axis, is installed on the back of the lighting component. In this angle-adjustable ultraviolet disinfection lamp, the angle adjustment component drives the lighting component to rotate along the vertical axis, and the angle adjustment disc adjusts the tilt of the lighting component along the horizontal axis, forming a multi-dimensional angle adjustment system. This allows the ultraviolet disinfection lamp to irradiate items in different positions and arrangements within the environmental protection cabinet from all directions and multiple angles, completely eliminating the disinfection dead zones present in traditional fixed-installation disinfection lamps.

The utility model relates to building decoration material technical field, concretely relates to a kind of aluminium veneer and STP vacuum panel composite heat preservation sound insulation radiation-proof fireproof decorative wallboard, it includes: all-aluminum decorative plate, the thickness of all-aluminum decorative plate is 1mm, and it is rectangular outer contour;STP vacuum heat insulation board, the STP vacuum heat insulation board is overlapped and arranged in the side of all-aluminum decorative plate;Radiation shielding layer, the radiation shielding layer is located between all-aluminum decorative plate and STP vacuum heat insulation board.The utility model is optimized structure design, solves the deficiency of existing indoor and outdoor decoration material in heat preservation, sound insulation, radiation protection, fire prevention and aesthetic aspect, while simplifying construction technology, improve construction efficiency.

The utility model provides a sunlight guide-in mildew-inhibiting deinsectization lighting system for a grain storage facility, which is characterized in that a sunlight guide-in device is arranged on the top surface outside the grain storage facility and is used for guiding sunlight into the grain storage facility, and the sunlight guide-in device keeps ultraviolet rays in the sunlight to the greatest extent and isolates infrared rays which can bring heat, so that the sunlight can be guided into the grain storage facility. Long-time natural sunlight is utilized, safe, environment-friendly and energy-saving in-bin lighting with mildew inhibition, deinsectization and energy conservation is achieved, and the system is further provided with a quick release module used for supplementary lighting and ultraviolet disinfection. Auxiliary lighting in cloudy and rainy days and at night is realized by utilizing a light guide system, and high-intensity ultraviolet centralized disinfection can be implemented according to needs. According to the utility model, cables do not need to be arranged in the granary, the safety requirement of'dust explosion-proof 20 areas' in the granary is completely met, and the device has wide application prospect in the grain storage and transportation industry.

The utility model relates to the technical field of photovoltaic cell pieces, in particular to a photovoltaic cell piece with a multilayer anti-ultraviolet protection structure, which comprises a cell piece main body, a multilayer anti-ultraviolet protection film is arranged on the upper surface of the cell piece main body, and an anti-reflection layer is arranged on the lower surface of the cell piece main body. A sealing frame is arranged around the battery piece body, and a blocking layer is arranged on the inner side of the sealing frame. The multi-layer anti-ultraviolet protection film comprises a base material layer, an ultraviolet absorption layer and an ultraviolet reflection layer, the anti-reflection layer is a nanoscale titanium dioxide coating, and the blocking layer on the inner side of the sealing frame is made of a high-molecular polymer material. The solar cell can effectively absorb and reflect ultraviolet rays, prevent the ultraviolet rays from directly irradiating the surface of the cell, delay the aging of the surface material of the cell, prolong the service life of the cell, improve the power generation efficiency, prevent the damage of dust, water vapor and the like to the cell, and improve the weather resistance and reliability of the cell.

The present application belongs to the technical field of medical image processing, and specifically relates to a test period adaptive medical image segmentation calibration method based on reverse diffusion trajectory divergence aggregation. The method comprises the following steps: obtaining a medical image to be segmented, constructing a high-capacity first denoising network and a capacity-limited second denoising network; outputting the intermediate prediction probability distribution of the two networks respectively based on the same intermediate diffusion state at the same reverse diffusion time step; calculating the pixel-level divergence value between the two intermediate prediction probability distributions at multiple reverse diffusion time steps, and aggregating along the time dimension to obtain an aggregated divergence map; generating a pixel-level temperature map according to the aggregated divergence map, and scaling the final unnormalized classification features output by the first denoising network to obtain a calibrated segmentation probability result. The present application also comprises a corresponding calibration device, an electronic device and a computer readable storage medium. The present application realizes test period adaptive calibration in the distribution offset scene without target domain labels and additional repeated sampling.