16results about How to "Avoid light pollution" patented technology

The invention discloses a low-power-consumption fire behavior real-time auxiliary first aid method and system based on edge calculation, relates to the technical field of fire behavior auxiliary first aid, and is suitable for crowded areas of public buildings such as schools, hospitals, high-rise buildings, hotels and shopping malls. Environmental information such as personnel density, temperature and smoke concentration is collected in real time, and fire detection and dynamic evacuation path planning are carried out by using an edge calculation unit. The intelligent terminal adjusts the brightness and the color based on the dynamic path, and sound reminding is assisted, so that clear audio-visual guidance is realized. Under the condition of fire outage, through the optimized lighting strategy, the lighting strategy of each area is dynamically adjusted, so that the energy consumption is reduced, the service time of a standby power supply is effectively prolonged, and the safety and efficiency of personnel evacuation are effectively guaranteed.

The present invention relates to the field of hot-rolled coil detection technology, and in particular to a detection device and method for hot-rolled coil of wheel steel, comprising a support frame, a guide wheel is installed on the side of the support frame, a pressing assembly fixedly connected to the support frame is provided on the side of the guide wheel, a transmitter fixedly connected to the support frame is provided above the pressing assembly, and a receiver fixedly connected to the support frame is provided on one side of the blocking plate; the present invention irradiates the surface of the coil by the arranged transmitter, and when the surface of the coil is smooth, its light is reflected normally, and once a defect occurs on the surface of the coil, the light is irradiated on the defective area, and the light is reflected to the inside of the receiver under the action of the defective area, and an alarm lights up at this time to remind the staff that there is a defect in this area. This detection method does not require manual hand-held irradiation on the hot-rolled coil and then careful identification, which greatly reduces the staff's eye fatigue intensity and can perform continuous detection.

According to the transparent medium imaging system based on bubble control provided by the invention, the distribution of sunken bubbles in a solidified transparent medium is controlled and imaging is carried out by changing the solidification rate of the liquid transparent medium, so that communication is realized; the device is a brand-new application direction of sunken bubbles, extremely low temperature conditions in cold climate regions are changed into advantages, low-temperature imaging is realized, the difficulty of electronic imaging caused by extremely low temperature is overcome, and the device is high in precision, sensitive in response, simple, reliable and convenient to carry; in addition, the invention belongs to a development technology under natural light, the influence of natural strong light on the electronic development effect is overcome, and meanwhile, light pollution caused by electronic development can be avoided.

The invention discloses an intelligent light storage and charging street lamp with an intelligent solar panel adjusting function and a lighting effect control method, and relates to the field of intelligent street lamps. The intelligent light storage and charging street lamp is characterized by comprising lamp poles, a base and a lamp power supply panel, the two ends of a plurality of lamp poles are connected through screws, and one end of one lamp pole is fixed to the base through screws; a lampshade is fixed to one end of one lamp pole through a screw, a photovoltaic function part is detachably connected to the side face of one lamp pole, the lamp power supply panel converts power supply through the photovoltaic function part, the photovoltaic function part can turn over up and down and shake left and right, and a control box is fixed to the side face, close to the base end, of one lamp pole through a screw. An automatic control mechanism is fixed in the control box through screws, the solar controller and the storage battery are arranged in the base, the angle of the solar panel can be automatically adjusted based on movement of the sun, and meanwhile according to the lighting effect control method provided by the invention, illumination brightness can be controlled in a partitioned mode according to bright and dark partitions of the ambient environment at night.

A perylene polyarylether-based super-hydrophobic radiation cooling film with a layered structure and a preparation method thereof, comprising: (1) preparing the perylene polyarylether by polycondensation of bisphenol A, decafluorobiphenyl and DFPP; (2) dissolving the perylene polyarylether in a polar aprotic solvent to prepare a uniform solution. (3) pouring the solution on a glass plate, immersing it in a non-solvent coagulation bath for phase conversion, then immersing it in deionized water to remove the residual solvent, and finally drying it at room temperature to obtain a perylene polyarylether film with a layered structure. The obtained radiation cooling film has the advantages of high reflectivity, high transmittance, good radiation cooling effect, etc., and also has a self-cleaning property similar to that of a lotus leaf to ensure durability for outdoor use. The radiation cooling film is simple to prepare, suitable for industrial production, and has broad application prospects.

The utility model discloses a light pollution prevention curtain wall, including main body subassembly, main body subassembly includes body, box body, drive piece, limit piece, scraper blade, take-up piece, light absorption membrane and connecting plate, box body is fixed in the top of body, drive piece is provided in the box body, limit piece is provided on one side of drive piece, scraper blade, take-up piece, light absorption membrane and connecting plate. The scraping plate is arranged at the bottom of the driving part, the winding part is arranged in the box body, and the light absorption film is arranged on the outer side of the winding part. The beneficial effects of the utility model are that the driving member and the limiting member can drive the scraping plate to move, so that the scraping plate can scrape dust on the outer side of the body, the light absorption film can shield sunlight, light pollution caused by light reflection is avoided, the light absorption film can be wound through the winding member, and the installation assembly is arranged, so that the installation efficiency is improved. And subsequent assembly of multiple groups of bodies is facilitated.

The invention belongs to the photovoltaic technical field, and discloses a photovoltaic tile, a photovoltaic tile mounting structure and a photovoltaic tile mounting method.The photovoltaic tile comprises a glass layer, a first packaging adhesive film, a battery string layer, a second packaging adhesive film, a photovoltaic PET backboard layer, a third packaging adhesive film and a backboard which are sequentially arranged from top to bottom. The surface glass layer of the photovoltaic tile adopts the acid etching process rain pattern glass, the matte anti-dazzle plate glass or the photovoltaic embossed / float glass, so that reflected light can be greatly reduced, and light pollution is avoided. According to the photovoltaic tile, the front glass layer is matched with the back plate on the back, and the back plate comprises the aluminum-zinc-plated metal plate, the tin-aluminum-plated metal plate, the aluminum-zinc-magnesium-plated metal plate or the composite glass fiber back plate, so that the hail resistance is improved, and the fireproof performance is enhanced.

The utility model relates to the technical field of street lamps, in particular to an intelligent street lamp with adjustable illumination brightness, which comprises a lamp post, a mounting plate is fixedly mounted at the upper end of the lamp post, a lamp body is fixedly mounted on the mounting plate, a lampshade is fixedly mounted on the mounting plate, and the lamp body is positioned in the lampshade. Winding shafts are horizontally and symmetrically installed in the lampshade in a rotating mode, guiding shafts are horizontally and symmetrically installed in the lampshade in a rotating mode, a shading film is arranged in the lampshade, the two ends of the shading film are fixedly connected with the two winding shafts respectively and wound on the two winding shafts respectively, and the shading film makes rolling contact with the two guiding shafts. A transmission assembly used for driving the two winding shafts to rotate at the same time is arranged on the mounting plate. Through the mutual cooperation of the winding shaft, the guide shaft, the transmission assembly and the shading film, the illumination brightness of the street lamp can be adjusted, the illumination brightness can be reduced when the flow rate of people is small late night, and the street lamp is prevented from generating light pollution.

The present invention discloses a low-power real-time auxiliary first aid method and system for fire based on edge computing, which relates to the field of auxiliary first aid technology for fire, and is applicable to crowded areas of public buildings such as schools, hospitals, high-rise buildings, hotels, and shopping malls. The present invention uses multi-sensor data fusion to collect environmental information such as population density, temperature, and smoke concentration in real time, and uses edge computing units for fire detection and dynamic evacuation path planning. The intelligent terminal adjusts the brightness and color based on the dynamic path, and uses sound reminders to achieve clear audio-visual guidance. In the event of a power outage due to a fire, the lighting strategy of each area is dynamically adjusted through optimized lighting strategies to reduce energy consumption, effectively extend the use time of the backup power supply, and effectively ensure the safety and efficiency of personnel evacuation.

The utility model provides a luminous body mounting rack of a traffic facility component, which comprises a frame comprising an outer frame part, at least one inner frame part arranged on the inner surface of the outer frame part, and a plurality of convex light-transmitting parts arranged on the outer surface of the frame; wherein at least one through part is formed on the outer frame part, and the inner frame part is arranged at the position of the through part and is communicated with the through part; and the first accommodating groove is formed between the inner frame part and the outer frame part and is communicated with the light-transmitting part. The luminous floor tile for the pedestrian crossing can be matched with a high-strength luminous floor tile structure, and the strength and durability of the luminous floor tile for the pedestrian crossing are enhanced.

The invention discloses a pain photodynamic therapy instrument, comprising a treatment bed, an operation panel and a multi-axis support structure, wherein the operation panel is fixedly installed on one side of the treatment bed, the multi-axis support structure is fixedly installed at the middle position of one end of the treatment bed, a mounting plate is rotatably installed on one side of the top of the multi-axis support structure, an MCU processor is fixedly installed on the inner top of the mounting plate, a plurality of groups of red lasers and infrared lasers are fixedly installed on the inner bottom of the mounting plate, and the output end of each group of red lasers and infrared lasers is fixedly connected with an optical fiber, and the bottom end of each group of the optical fibers is fixedly installed with an optical fiber connection needle; the pain photodynamic therapy instrument avoids the problem that the existing single group of colored light irradiation can only play a single therapeutic effect during treatment and is often difficult to play a good anti-inflammatory and analgesic effect by providing the MCU processor, red laser, infrared laser, optical fiber and optical fiber connection needle.

The utility model is suitable for the technical field of photovoltaic board, and it aims at solving the technical problem of low power generation efficiency and easy light pollution in the prior art. The utility model provides a building facade decoration type power generation photovoltaic board, which comprises a main photovoltaic mounting plate and an auxiliary photovoltaic mounting plate, photovoltaic boards are arranged on the main photovoltaic mounting plate and the auxiliary photovoltaic mounting plate, the utility model is provided with the auxiliary photovoltaic mounting plate and the main photovoltaic mounting plate, under normal conditions, the auxiliary photovoltaic mounting plate slides downward under the action of its own weight, the telescopic supporting rod is pulled out, and the telescopic supporting rod abuts against the supporting block, so that a certain angle is formed between the auxiliary photovoltaic mounting plate and the main photovoltaic mounting plate. Not only can the photovoltaic boards on the main photovoltaic mounting plate and the auxiliary photovoltaic mounting plate realize double power generation effect, but also the reflection of the smooth surface on the photovoltaic board can be blocked, effectively avoiding the reflection of the light to the pedestrians on the road and causing light pollution.

The utility model relates to commodity display technical field discloses an office supplies display box with intelligent induction lamp, including base and carousel, carousel rotation is installed on the base upside, and the base downside is installed with the motor that drives carousel rotation, carousel upside is installed with multiple groups of partition board from the axis outward radiation, and the adjacent two groups of partition board are installed with office supplies positioning plate, the partition board outside is installed with the light box, and the light box inside rotation is installed with vertical light bar, and the light box upside rotation is installed with the screw wheel, the base front side installs the human body inductor, the utility model compared with prior art's advantage lies in: through the combination of human body inductor and rotating carousel, has realized " the person comes and moves, the person walks and stops " the intelligent display mode, breaks the traditional static display's heavy feeling, effectively attracts the customer attention, promotes the experience and the science and technology feeling. Adopt inductive trigger type lighting and rotation mechanism, avoided the unnecessary energy consumption and light pollution caused by the constant light.

The present invention provides a transparent medium imaging system based on bubble control, which realizes communication by changing the solidification rate of a liquid transparent medium, controlling the distribution of trapped bubbles in the solidified transparent medium and imaging the trapped bubbles. The present invention is a brand-new application direction of trapped bubbles, which turns the extreme low temperature conditions in cold climate areas into advantages, realizes low-temperature imaging, and overcomes the difficulties brought by extreme low temperature to electronic imaging. The system has high precision, sensitive response, simple and reliable device, and is easy to carry. In addition, the present invention belongs to imaging technology under natural light, which overcomes the influence of natural strong light on the electronic imaging effect, and can avoid light pollution caused by electronic imaging.

The present invention relates to the technical field of ceramic glaze production, specifically to a composite ceramic glaze and a preparation method and application method thereof. The composite ceramic glaze comprises the following raw materials: quartz; kaolin; feldspar; talc; boric acid; limestone; nano silicon dioxide; nano alumina; silver-loaded zeolite; nano titanium dioxide; zinc oxide; silicon powder; magnesium oxide; bentonite; zirconium oxide; cerium oxide; lanthanum oxide; lithium fluoride; luminescent phosphor; long afterglow phosphor. The present invention greatly reduces the sintering temperature by compounding the raw materials in the glaze, thereby providing conditions for the addition of phosphors. By doping and compounding the phosphors and coating the surface with a film layer, not only the dispersibility thereof is improved, but also the stability thereof at high temperatures is improved. In the later sintering process, the internal structure of the phosphor changes little, and it can show good fluorescence performance and has self-cleaning performance.

The utility model provides a kind of optical fiber communication transceiver module for preventing light pollution, it is related to optical fiber communication technical field, including module body, the side surface of module body is equipped with protective box, the inside of protective box is equipped with connecting plate, the surface of connecting plate is equipped with connecting rod, the surface of connecting rod is equipped with rotating sleeve, the surface of rotating sleeve is equipped with protection assembly, the surface of connecting rod is equipped with torsion spring, protective box, protection assembly and torsion spring are used, when inserting optical fiber line, protection assembly is pushed away, so that optical fiber line is inserted into interface, due to the effect of torsion spring, protection assembly will be against the edge of optical fiber line, when plugging optical fiber line, due to the design of rubber plate, optical fiber line is extruded deformation to rubber plate, so that optical fiber line can have activity space, and then come out from protective box, after plugging, torsion spring drives protection assembly to reset, realize the convenient operation of plug and play, torsion spring makes protection assembly automatically shield mounting port by elastic return, prevent external light source and dust from entering light path, avoid light pollution.