142results about How to "Guaranteed light intensity" patented technology

The invention provides a backlight module. The backlight module comprises a back plate, a light guide plate arranged in the back plate, and a plurality of elastic bodies mounted on the back plate, wherein the back plate includes a bottom plate, and a plurality of side plates vertically connected at the periphery of the bottom plate; the light guide plate includes a bottom surface facing the bottom plate, a top surface away from the bottom plate, and a plurality of side surfaces connected between the bottom surface and the top surface; the plurality of elastic bodies are respectively mounted on the three side plates of the back plate, and butt against the three side surfaces of the light guide plate; and the contact surface between the elastic bodies and the side surfaces of the light guide plate is an arc-shaped surface or a spherical surface. The backlight module provided by the invention can ensure the mechanical strength of the light guide plate by fixing the light guide plate in the back plate through the elastic bodies between the side plates of the back plate and the light guide plate without processing the periphery of the light guide plate by grooving, embossing and so on, and can supply a certain buffer space to prevent extrusion deformation of the light guide plate due to thermal expansion in the prior art, thereby ensuring the luminous intensity and uniformity and reducing the cost.

The invention discloses an active automobile headlamp capable of improving visibility in rain and snow, which comprises a lampshade. The active automobile headlamp capable of improving the visibility in rain and snow is characterized in that the inside of the lampshade is provided with an LED (light emitting diode) lamp array consisting of a plurality of LEDs; the lampshade above the LED lamp array is provided with a camera; the bidirectional signal of the camera is connected with a CPU (Central Processing Unit) evaluation unit; the output signal of the CPU evaluation unit is connected with an LED lamp control unit; and the output of the LED lamp control unit is connected with each LED lamp in the LED lamp array.

The invention discloses a sensor device, which comprises a mounting body, a light source and a sensor, wherein the mounting body comprises a light outlet hole and a light inlet hole, the light outlet hole is adjacent to the light inlet hole, the light source and the sensor are respectively arranged on the end in the light outlet hole and the end in the light inlet hole, the sensor device further comprises a lens, the lens is formed in the light outlet hole and is opposite to the light source, ray of the light source is diffused out of the light outlet hole after focused through the lens, the refracted ray enters the light inlet hole and is incident on the sensor, and a signal is transmitted after conversion through the sensor. The invention further relates to an electronic device provided with the sensor device.

The invention provides a face image detection apparatus. An in-vehicle face image detection apparatus (1) operates as follows. A projector (4) projects light. A capture controller (24) settles a capturing condition to capture a predetermined region including a face of an occupant. A capturing portion (5) captures the predetermined region based on the capturing condition. An environment light detection portion (3) detects environment light radiated to the vehicle or occupant. An operation mode determination portion (21) determines a first mode where intensity of the environment light is greater than a threshold or a second mode where the intensity is not greater than the threshold. A light emission pattern setup portion (22) settles a light emission pattern for a light source of the projector based on the operation mode. A projector controller (23) controls the projector to activate the light source based on the light emission pattern.

The invention relates to a self-cleaning street lamp. The self-cleaning street lamp is characterized by comprising a lighting part, a supporting part and a cleaning part, wherein the lighting part is fixed on the supporting part; the cleaning part is built in the supporting part and connected with the lighting part; the lighting part comprises a glass lens, an LED bulb and a lampshade; the LED bulb is arranged in the lampshade; the glass lens is positioned at the lower end of the lampshade and forms a closed space together with the lampshade; and the lampshade is fixed on a lamp arm. According to the scheme, the self-cleaning street lamp has a favorable lighting field of vision and is high in lighting brightness. When the self-cleaning street lamp is used for daily lighting, real-time fixed-point self-cleaning can be realized, so that long-time cleanliness of the glass lens of the street lamp can be guaranteed, an optimal lighting effect is achieved, and the walking and driving safety of people can be strongly guaranteed.

The invention provides a correction method for a self-aligned process window of dark field defect detection equipment. The method comprises the following steps of: (S1) providing a test wafer which comprises test areas with different functional film thicknesses and areas; (S2) testing different test areas and collecting different reflected light signal intensities; (S3) fitting the reflected light signal intensities Y to obtain a fitting formula Y=alphax<n>+betay<n>+gamma; and (S4) calculating the required self-aligned light intensity value by combining the thicknesses and the areas of the functional films in actual technology production according to the fitting formula to achieve parameter adjustment on the dark field defect detection equipment. The fitting formula is obtained through a multi-observation point test on the test areas with different functional film thicknesses and areas, and the required self-aligned light intensity value can be calculated, so that the self-alignment failure caused by over-dark or over-bright functional films is effectively avoided; parameters of the dark field defect detection equipment can be adjusted in real time; and the condition that the light intensity value of the dark field defect detection equipment meets an effective range of self-alignment correction is ensured.

The invention relates to an LED wood lamp which comprises a shell, a magnifier and a power supply. The invention is characterized in that the shell is composed of a round viewing head and a handle below the viewing head; the magnifier is embedded in the external surface of the viewing head; the outer circumference of the magnifier on the internal surface of the viewing head is evenly distributed with a set of purple light LEDs through an annular lamp bracket; and the tail end of each purple light LED is installed on an annular radiating block in the annular lamp bracket. The invention has the advantages of scientific and reasonable design, compact structure, light weight, convenient application, beautiful appearance, good effect, long service life and higher creativity, is an updated substitute product for the prior wood lamp, and has wide market prospects.

The invention discloses an indoor visible light OAM multicast communication system. The downlink of the system generates, by a laser device LD, a Gaussian beam in which multicast information is modulated. A collimated laser is converted into an OAM beam with a spiral phase via a two-dimensional laser beam splitter and a spatial light modulator. When modulating the spiral phase of the OAM beam, the spatial light modulator expands the coverage area of each beam by spinning the beam. Further, the irradiation areas of respective beams are overlapped so as to compensate for the central dark spot of a single beam, thereby achieving non-blind area transmission. For the multicast communication system, uplink communication is performed by means of an LED wavelength division multiplexing mode so as to achieve non-blind area two-way data interaction in a system. In addition, the indoor visible light OAM multicast communication system can greatly improve the communication capacity of the downlink of the system by using an OAM multiplexing technique, and is higher in communication efficiency.

The invention discloses an intelligent football training system. The system comprises a football training ground frame, a data collection controller, external equipment and a single chip microcomputer controller. A fixed plate is fixedly installed at the top of the football training ground frame; a protective net is fixedly installed at the bottom of the fixed plate; a recovery groove is formed in the bottom of the protective net; the data collection controller is composed of a heart rate sensor, a speed sensor and an acceleration sensor; the input end of the external equipment is connected with the output end of a wireless radio frequency receiving and transmitting module through the Internet; the input end of the single chip microcomputer controller is electrically connected with the output end of a light intensity sensor, the output end of a served ball counting device and the output end of a power supply module; the output end of the single chip microcomputer controller is electrically connected with the input ends of a football launcher, a loudspeaker, a camera, first illuminating lamps, second illuminating lamps, third illuminating lamps and LED flickering lamps. The intelligent degree is high, and body motion parameters are combined with training.

The invention provides a telegraph pole umbrella for electric power overhaul. The telegraph pole umbrella for the electric power overhaul comprises an umbrella rib and an umbrella cover which covers the umbrella rib. The umbrella rib comprises N arc-shaped hoops, supporting rods and elastic anti-slip layers, wherein the N arc-shaped hoops are sequentially connected in an end-to-end mode along the same horizontal plane, the supporting rods are arranged on the outer cambered surfaces of the arc-shaped hoops, and the elastic anti-slip layers are arranged on the inner cambered surfaces of the arc-shaped hoops. In the N arc-shaped hoops, a fastening slipknot is arranged between a pair of adjacent arc-shaped hoops, and other adjacent arc-shaped hoops are connected in a hinge joint mode. The supporting rods are arranged below the horizontal plane, an acute angle is formed between a straight line in which the length direction of the supporting rods lie and the horizontal plane. The telegraph pole umbrella for the electric power overhaul has the advantages of being scientific in design, good in rainproof effect, convenient to install, store and carry, and good in light transmission.

The invention discloses a sap expansion bead air-permeable water-blocking plate used for lighting and sheltering rain and a manufacturing method thereof. The sap expansion bead air-permeable water-blocking plate is stacked by a plurality of layers of air-permeable water blocking plates, and each layer of the air-permeable water blocking plates comprises transparent grilles, sap beads, and two perforated cover plates; and each square grille hole of the transparent grilles is provided with a sap bead in a sealing mode. According to the sap expansion bead air-permeable water-blocking plate used for lighting and sheltering rain, an air-permeable water passage can be adaptively switched according to actual weather conditions, trouble of manual shielding can be eliminated, traditional lighting plates are improved, and larger market space is possessed. The sap expansion bead air-permeable water-blocking plate is applied to projects need to be air-permeable and sheltered from rain such as a sun room and a rain shelter, an adaptive method is adopted, air and lights are permitted in sunny weather, and water and rain are prevented in rainy weather; and the light intensity is ensured while thedrying is ensured, natural lights are fully utilized, manpower and electricity costs are saved, the cost is reduced, and greater economic benefits are produced.

The invention provides a light guide plate and a backlight mould provided with the same. The light guide plate comprises a body and a metal layer arranged on the body, wherein the body comprises a bottom surface and a top surface corresponding to the bottom surface as well as a plurality of side faces positioned between the bottom surface and the top surface; and the metal layer is arranged on at least one side edge of the top surface, and the difference of the reflectivity of the metal layer on light with the wavelength of 380-780mm is less than 20%. In the light guide plate provided by the invention, the metal layer is arranged on the top surface, thus the light which is shined from the light-inlet surface of the light guide plate and spread to the top surface of the light guide plate is reflected back to the light guide plate, so that the light can spread in the light guide plate, the light leakage is prevented, and then the illumination intensity and uniformity of the light guide plate are guaranteed; and the manufacture is simple, and the cost is low.

The invention discloses a Ficus carica rapid vegetative propagation method, which can solve the problem that the cutting and transplanting survival rate is low during cutting seedling cultivation of the Ficus carica, the transplanted seedlings are not health and strong, and the cultivation time is long in the prior art. The Ficus carica rapid vegetative propagation method is cutting seedling cultivation and includes the following steps: cutting seedling bed preparation, cutting medium preparation, cutting scion selection, cutting scion pruning, cutting scion chemical solution treatment, cutting, after-cutting management. In an early stage after cutting, leaves of cutting scions are sprayed with water for many times each day till the leaves are wet, and the cutting scions are transplanted. The Ficus carica rapid vegetative propagation method is simple, is easy to operate, can perform propagation of the Ficus carica, is high in cutting and transplanting survival rate, is healthy and strong in transplanted seedlings, and is short in cultivation time.

The invention discloses an automobile headlight production process which comprises the following steps: (1) selecting a material; (2) mounting a frame; (3) implementing point welding on a molybdenum plate; (4) implementing pressure sealing and forming holes; (5) highlighting hydrogen; (6) exhausting air; (7) welding; (8) inspecting a finished product. The automobile headlight production process is reasonable and simple in step, reasonable in material selection, low in cost, high in quality and applicable to popularization in the automobile lamp industry, the process procedures are greatly simplified, most importantly, the service life of the automobile lamp is prolonged due to addition of a rare gas xenon, and due to addition of a reinforcing ring, faults such as welding off of the automobile lamp because of vibration are avoided.

The invention discloses a novel double-layer vehicle lamp device and a control method thereof. The novel double-layer vehicle lamp device comprises a lamp holder A, a lamp holder B, a dipped headlightA, a dipped headlight B, a servo motor A, a servo motor B, a vehicle lamp angle sensor A, a lamp holder C, a lamp holder D, a dipped headlight C, a dipped headlight D, a servo motor C, a servo motorD, a vehicle lamp angle sensor B, a high beam A, a lamp holder E, a high beam B, a lamp holder F, a vehicle speed sensor, a steering wheel angle sensor, an infrared night vision camera and a master switch which are correspondingly connected with an ECU. The ECU receives detection information obtained by the vehicle lamp angle sensor A, the vehicle lamp angle sensor B, the vehicle speed sensor, thesteering wheel angle sensor and the infrared night vision camera, and controls the four dipped headlights, the two high beams, the four servo motors and the infrared night vision camera according tothe driving condition of a vehicle. The novel double-layer vehicle lamp device and the control method thereof can improve driving safety and avoid traffic accidents to the greatest extent.

The invention relates to the field of air purification technology, in particular to a photocatalytic decomposition purification system for organic waste gas, comprising an air inlet pipe, a dust removal pipe, a circulation pipe, a catalysis mechanism, a cleaning mechanism, a first traction mechanism, an exhaust pipe, a second traction mechanism and a spraying mechanism. The circulation pipe of a U-shaped structure can prolong the flow speed of flue gas, so that the solid particles can gather at the bottom of the circulation pipe, and obliquely distributed first and second baffles can be used for filtering out of the solid particles, thereby further improving the filtration effect; the spraying mechanism communicating with the top of the circulation pipe can accelerate the falling speed ofthe solid particles, and can cause a neutralize reaction with the flue gas to further improve the separation effect; and the first traction mechanism and the second traction mechanism can drive the cleaning mechanism to move up and down to scrape off dirt attached to the outer wall of an ultraviolet lamp, thereby ensuring the illumination intensity of the ultraviolet lamp, and improving the catalytic decomposition efficiency.

The invention discloses wearable neonatal jaundice phototherapy apparatus. The wearable neonatal jaundice phototherapy apparatus comprises a fabric substrate, a lateral light-emitting optical fiber, optical fiber couplers, fiber bundles, a mainframe module, sleeve holes, buttons and connecting ropes. The mainframe module comprises a power source, a brightness adjusting display, a light source timer, a light source brightness adjuster and a light source. According to the wearable neonatal jaundice phototherapy apparatus, lateral light-emitting optical fiber fabrics are applied to medical treatment, and a zero-distance, large-area, directional, nondestructive, low-energy-consumption and low-cost neonatal jaundice phototherapy scheme is provided.

The invention relates to a light guide structure, a light-emitting assembly, a light-emitting device and a vehicle. The light guide structure comprises a structure body, a light receiving surface, a light splitting surface, a deflection reflection surface and a light emitting surface. Light emitted by a light source outside the structure body of the light guide structure is collimated by the lightreceiving surface to form collimated light, and the collimated light is transmitted to the light splitting surface in the structure body in the approximately parallel direction, is received and reflected by a main light splitting surface to form main split light, and is received and reflected by a side light splitting surface to form side split light; the side split light is received by the deflection reflection surface on the transmission path and is further reflected to form side emission light; and the side emission light and the main split light penetrate through the light emitting surface and emit light to the outside of the structure body to form illumination. After being collimated and guided by the light guide structure, the light can be completely emitted from the preset light emitting surface to form a shape, the light cannot be freely scattered outwards, a light emitting area of 30-40 mm can be uniformly illuminated by utilizing a single light source, and the energy of thelight source can be more effectively utilized.

Provided is a sensor lamp control method. When power is on, a sensor lamp senses ambient light intensity real time, if the ambient light intensity is lower than 100 Lux, the lamp is turned on and maintains lowest illumination, and the brightness of the lowest illumination is 10% to 20% of the complete-turning-on brightness of the lamp; when the presence of people or vehicles is sensed, the brightness of the lamp is raised to the complete-turning-on brightness, and when the people and the vehicles pass by, the brightness of the lamp is lowered to the lowest illumination and the lowest illumination is maintained; when the lamp is on and the presence of the people or the vehicles is sensed at the same time, the lamp is turned on in a two-stage manner, i.e., when the people and the vehicles pass by, the brightness of the lamp is lowered to the lowest illumination and the lowest illumination is maintained; and when the lamp maintains the lowest illumination, the lamp determines whether to carry out complete turning-off according to the real-time sensed ambient light intensity, if the ambient light intensity is equal to or more than 100 Lux, then the lowest illumination is cancelled and the lamp is completely turned off, and if the ambient light intensity is lower than 100 Lux, then the lamp maintains the lowest illumination, if the ambient light intensity is equal to or more than 100 Lux, then the lamp is not turned on. Compared to the prior art, the sensor lamp control method has the following advantages: it is not easy for people to encounter with such untoward effects as dazzling, or temporary blindness, or eye aches and the like, the energy consumption is relatively low, and the method can be used on occasions requiring certain illumination intensity to be ensured.

The invention discloses a light source irradiation device for plant cultivation, comprising a doughnut shape-like LED assembled light source and an octagonal irradiation zone arranged under the doughnut shape-like LED assembled light source. The doughnut shape-like LED assembled light source comprises a light source panel, multiple layers of square LED light rings are arranged on the light source panel, and each layer of square LED light ring is composed of four LED light bars. The multiple layers of square LED light rings are connected with a drive circuit, and the boundary of the octagonal irradiation zone is located within the boundary of the vertical projection zone of the LED light bars in the outermost layer. The luminescent spectrum of the light source irradiation device can well meet the spectral range needed by the plants for growth, and the illumination intensity is stronger than that of the light sources generally used in greenhouses and is completely up to the illumination intensity required by indeterminate plants for growth. At the same time, by adopting the edge supplementary lighting intense design and inner layer uniform design, the light source irradiation device can well improve the illumination uniformity on the premise of ensuring the illumination intensity of the light source, and thus can be applied to the scientific experiments and production practices of plant illumination.

The invention discloses a novel anti-collision lamp light source for a helicopter. The novel anti-collision lamp light source comprises a cooling base, an electric coupling, a lampshade and a plurality of light emitting circuit boards. The cooling base is of an integrated structure. A circuit board installation base is arranged on the periphery of the upper portion of the cooling base. The light emitting circuit boards are fixed to the circuit board installation base. A slotted hole is formed in the center of the cooling base. The electric coupling is fixed into the slotted hole. LED light emitting chips fixed through reflow soldering are distributed on the surfaces of the light emitting circuit boards. The novel anti-collision lamp light source is compact in structure, 360-degree light emitting can be achieved, the light emitting effect is good, and the light emitting circuit boards work at the same time so that light intensity can be guaranteed. The cooling base is of the integrated structure, heat generated when the LED light emitting chips operate can be effectively conducted out, and work stability is improved. The electric coupling is installed in the cooling base in a penetrating mode, the structure is ingenious and reliable, heat generated by the electric coupling can also be transferred to the cooling base, and the light source is more stable to work.

The invention aims at providing an intelligent house monitoring system. The system includes a home control device, an entrance-guard security and protection control device, an environment control device, a power generation monitoring device, a control host, a router and a user terminal; the home control device, the entrance-guard security and protection control device, the environment control device and the power generation monitoring device are separately connected with the control host through a wireless network, the control host is connected with the router through wireless network, and the router is connected with the user terminal through the internet. The intelligent house monitoring system overcomes the defects that in the prior art, systems are single in function, complex in operation and poor in system stability, and has the advantages of being complete in function, easy to operate and good in system stability.

The invention relates to a method for detecting cladding quality based on coaxial powder feeding equipment of a laser displacement sensor, which comprises the steps that firstly, a servo motor moves according to a motion trail specified by a processing program; secondly, a controller compares the machine tool actual coordinate position, which is fed back by a servo motor encoder, of a cladding head relative to a cladding workpiece with the workpiece signal position monitored by the laser displacement sensor, whether the position deviation of the machine tool actual coordinate position and theworkpiece signal position exceeds a preset deviation range of signals collected by the laser displacement sensor or not is judged, and then signal processing is automatically conducted; meanwhile, thecontroller compares the machine tool actual coordinate position, which is fed back by the servo motor encoder, of the cladding head relative to the cladding workpiece with the pre-planned instructionposition of the servo motor, judges whether the position deviation of the machine tool actual coordinate position and the pre-planned instruction position exceeds the preset automatic adjustment deviation range of the servo motor or not, and then automatically adjusts the servo motor. The detection method disclosed by the invention can realize ultra-stable high-precision measurement on all workpieces which are difficult to detect.

The invention provides a novel device and a novel method for cultivating benthic diatoms. Under the condition that the cultivating environment is controllable, the benthic diatom cultivating device makes full use of a water space for achieving stereo high-density cultivation of the benthic diatoms. The benthic diatom cultivating device is high in water utilization rate, and can make full use of photosynthetic CO2; cultivated microalgae are large in biomass.

The embodiment of the invention provides a tunnel driving system, method and device, electronic equipment and a storage medium. The system comprises roadside equipment and vehicle end equipment. The roadside equipment is used for receiving a vehicle position information set sent by a vehicle end equipment set, determining a first distance set based on the vehicle position information set, and controlling the state of the tunnel entrance lamp based on the first distance set; the vehicle end equipment is used for receiving the tunnel entrance position information sent by the roadside equipment, determining a second distance based on the tunnel entrance position information, and controlling the state of the vehicle headlamp based on the second distance. The second distance is determined based on the vehicle position information corresponding to the vehicle end equipment and the tunnel entrance position information. According to the tunnel driving system provided by the embodiment of the invention, the light intensity of the tunnel portal can be timely and effectively ensured when the vehicle drives into the tunnel.

The invention discloses an English teaching aid, which comprises a board body, and is characterized in that a working part, a handwriting clearing mechanism, a scoring mechanism, a control mechanism and a shaking buffer mechanism are sequentially arranged on the board body; wherein the working part comprises supporting legs, a display screen and a writing blackboard; the supporting legs are arranged at the lower end of the plate body, and main supporting rods of the supporting legs adopt telescopic mechanisms; the display screen and the writing blackboard are sequentially arranged on the frontsurface of the board body. The erasing mechanism can be used for erasing handwriting on the writing blackboard, the handwriting removing mechanism can drive the erasing mechanism to move in the horizontal direction and the vertical direction, erasing is more comprehensive, the erasing effect is improved, and the problems are solved that when teachers and students suffering from respiratory tractand lung diseases erase the handwriting on the blackboard, dust can be easily sucked into respiratory tracts and lungs to cause aggravation of illness, and manual chalk handwriting erasing is low in efficiency and high in labor intensity.

The invention provides an interplanting method for juicy peaches and dandelion. Juicy peach trees are planted according to the planting spacing being 5*6m, peach orchard soil is turned over, base fertilizer is applied, dandelion seeds are sown, during the dandelion growth period, before dandelion flowers bloom, and after dandelion seed setting, topdressing is performed, and dandelion is harvested.According to the interplanting method for juicy peaches and dandelion, due to interplanting of juicy peaches and dandelion, the economic income of a juicy peach orchard is increased, the disease resistance, drought resistance and insect resistance of dandelion are high, and the juicy peach orchard plant diseases and insect pests can be reduced.

The invention relates to an energy-saving control device for the lighting system of rail transit train compartments. The lighting device includes a light sensor and an automatic voltage regulator. input. Compared with the prior art, the present invention can solve the serious waste of electric energy of the lighting system in the train when the train is running on the viaduct or the ground track, and the unscientific energy-saving method of the lighting system in the train compartment causes the loss of the lighting equipment in the train to be aggravated, and the life of the equipment is seriously shortened In order to ensure that the light intensity in the compartment is always maintained within a certain range of appropriate values, try to avoid the waste of electric energy caused by the unnecessary intensity value of the lighting and the loss caused by frequent switching of fluorescent lamps.

The invention discloses a solar power generation integrated roof for a green building, and relates to the technical field of green buildings. The solar power generation integrated roof for the green building comprises a green building body, an adjusting mechanism, a cleaning mechanism and an irrigation mechanism are arranged above the green building body, and a water storage tank is fixedly mounted at the top of the green building body. According to the solar power generation integrated roof for the green building, through cooperative use of a mounting transverse plate, a mounting plate, a limiting groove, a moving block, a brush, a threaded rod, a first umbrella-shaped gear, a motor, a rotating shaft and a second umbrella-shaped gear, a solar panel is brushed, the solar panel is prevented from being used for a long time, so that dust and bird feces are prevented from being accumulated on the surface of the solar panel, the using effect of the solar panel is prevented from being affected, and the light energy absorbing effect of the solar panel is guaranteed; and meanwhile, the solar panel can be conveniently brushed, practicability is high, and application and popularization are facilitated.