55results about How to "Guaranteed illumination" patented technology

The invention relates to a hydraulic cylinder surface shot blasting, paint spraying and drying system and a shot blasting, paint spraying and drying process thereof, and the hydraulic cylinder surface shot blasting, paint spraying and drying system consists of a hanging chain conveying system, a shot blasting working position, a paint spraying working position, a drying working position, an overhauling working position, an unloading working position, a loading working position, a paint mixing room, an air compressor and an operating room. The shot blasting, paint spraying and drying process comprises the following process steps: loading of a piece, shot blasting, derusting and cleaning (10-15min), automatic paint spraying (3-5min), paint refinishing, leveling (5min), drying at 60-80 DEG C (30min), natural cooling and unloading of the piece. The hydraulic cylinder surface shot blasting, paint spraying and drying system has the advantages of high degree of mechanical and electrical automation, small occupied area, good safety performance, and high production efficiency, is not affected by weather and can ensure the cleanliness, the temperature, the illumination and the safety and sanitation standard required by the paint spraying environment; and the shot blasting, paint spraying and drying process is simple, safe, time-saving, environment-friendly and high in working efficiency and can obtain the good appearance quality of a paint film.

The invention designs an adaptive automatic dimming photoelectric device. The device consists of the following main modules: a power supply, a waveband selection unit, a photoelectric sensing unit, an electrical signal conversion unit, a light source brightness control unit, a threshold adjustment unit and a luminous unit. Based on characteristic wave spectrum of a light source, the device can simply judge which sources the detected light intensity and color signals are from so as to control whether a luminous device is luminous or luminous strength or color characteristics and the like simply according to the brightness and chromatographic characteristics of natural light. The photoelectric device of the invention has the advantages of simple structure, flexible deployment and wide adaptive range. The system can be used for small-area single lamp illumination, also can be used for illumination for large-area offices, plants, street lamps, public places and the like, and further can be used for special illumination places such as color atmosphere decoration, backlight illumination and the like so as to make full use of the natural light and save energy.

The invention discloses a voltage reactive power optimization energy-saving system of a street lamp power supply network, and belongs to the technical field of energy conservation of a street lamp power supply system. The system is composed of a voltage reactive optimization energy-saving system main station, a voltage reactive optimization energy-saving device and a communication network system. Based on the voltage reactive power optimization energy-saving system of the street lamp power supply network, voltage, power factors and other parameters of the power supply network are intelligently detected, a GPRS communication network is adopted, a host control system with four remote processing functions is formed, time-phased power supply voltage control of a street lamp is achieved, on the basis that illuminance and brightness of the street lamp are guaranteed, voltage reactive optimization of the power supply network of the street lamp is achieved, the energy-saving effect of the street lamp is achieved, meanwhile line loss and transformer loss are reduced, a lighting lamp is effectively protected, comprehensive analysis for economical operation of the power supply system of the street lamp is achieved, auxiliary decision-making bases are provided for sustainable development of city street lamp building, and fine management requirements for the street lamp are met.

The invention relates to an indoor illumination-based illuminance and color temperature compensation control method and system. According to the illuminance and color temperature compensation controlmethod, dimming and / or color adjustment and diming and / or color adjustment are performed on a lamp according to the comparison results of the surrounding illuminance and color temperature of the indoor lamp and standard reference values. With the indoor illumination-based illuminance and color temperature compensation control method and system adopted, the illuminance and color temperature of theindoor illumination can meet the standard reference values, and the diminution of vision caused by illumination can be prevented.

The invention discloses a color-temperature-adjustable LED spot lamp. The color-temperature-adjustable LED spot lamp comprises a base. A lens and a light source device are arranged on the base. The light source device comprises a substrate and lamp beads. The lamp beads are welded on the substrate in the form of concentric lamp bead rings and include the high-color-temperature lamp bead rings and the low-color-temperature lamp bead rings, and the high-color-temperature lamp bead rings and the low-color-temperature lamp bead rings are sequentially and alternately arranged from inside to outside. The lens comprises a lens body, annular bosses are arranged in the positions, corresponding to the lamp bead rings, of the upper surface of the lens body, and annular light mixing grains are arranged in the positions, corresponding to the annular bosses, of the lower surface of the lens body. The color-temperature-adjustable LED spot lamp is a film and television LED spot lamp product and is formed by arraying the single LED lamp beads of several specifications on the substrate according to a certain rule; and compared with an LED spot lamp with an LED COB as a light source, power density and heat density are lowered, and the light source cost and heat dissipation cost of the product are reduced; and the corresponding lens is designed and corresponds to the hundreds of LED lamp beads, so that the color mixing effect is improved to the maximum extent, and the consistent color mixing effect on the aspects of the illuminance and color temperature of light spots is guaranteed.

The invention relates to a cold-hot combined assembly method of two metal castings, and an LED lamp for assembling a main body radiator as an A die casting piece and a heat dissipating module as a B die casting piece by adopting the method. The method comprises the following steps: the cylindrical A die casting piece with a draft angle of 0.8-5 degrees and a thermal expansion coefficient of 1 E-6 / DEG C is produced and cooled to the normal temperature; the B die casting piece with a circular hole is produced, and the mold stripping temperature is 150-400 DEG C; the thermal expansion coefficientgamma B of the B die casting piece is 1E-6 / DEG C; and within half a minute of mold stripping of the B die casting piece, an outer limiting piece of the A die casting piece is aligned to an inner limiting surface of the B die casting piece to place in the circular hole of the B die casting piece for cooling to the normal temperature. The method can save the energy and guarantee the precision and the surface smooth of produced devices.

The invention discloses a municipal lighting LED street lamp. The municipal lighting LED street lamp comprises a stand column, a lamp post, a lamp body and a controller. The controller can adjust the position and angle of the lamp body on the lamp post based on images of branches and leaves. When the municipal lighting LED street lamp is shielded by border tree branches and leaves, the lighting lamp position and lighting parameters can be adjusted automatically so as to guarantee illuminance of the road surface. When shielding is too serious, relevant departments can be automatically informed to ask for trimming, the problem of tree shielding can be solved conveniently and effectively, the municipal branch trimming frequency is decreased and the expenditure of manpower and financial resources is reduced.

The invention relates to an illumination control method and device for controlling illumination equipment. The illumination equipment includes a curved surface mask with a concave surface and multiplemonochrome visible light sources arranged on the concave surface. Positions of the multiple monochromatic visible light sources and the shape of the curved surface enable the monochromatic visible light emitted by the multiple monochromatic visible light sources to form the illumination light having illuminance deviation of not greater than 10% within a predetermined illumination range to illuminate a to-be-inspected object. The illumination control method includes steps that the illuminance of the monochromatic visible light in the environment in which the to-be-inspected object is located is obtained; when the acquired illuminance of the monochromatic visible light does not reach the predetermined monochromatic visible light illumination threshold, the luminance of the monochromatic visible light sources is controlled for making the illuminance of the monochromatic visible light in the environment in which the to-be-inspected object is placed reaches the monochromatic visible lightilluminance threshold. The method is advantaged in that clear object images can be obtained, and whether the to-be-inspected object is abnormal is determined based on the object images.

The invention relates to a cold-hot combined assembly method of two metal castings, and an LED lamp for assembling a main body radiator as an A die casting piece and a heat dissipating module as a B die casting piece by adopting the method. The method comprises the following steps: the cylindrical A die casting piece with a draft angle of 0.8-5 degrees and a thermal expansion coefficient of 1 E-6 / DEG C is produced and cooled to the normal temperature; the B die casting piece with a circular hole is produced, and the mold stripping temperature is 150-400 DEG C; the thermal expansion coefficientgamma B of the B die casting piece is 1E-6 / DEG C; and within half a minute of mold stripping of the B die casting piece, an outer limiting piece of the A die casting piece is aligned to an inner limiting surface of the B die casting piece to place in the circular hole of the B die casting piece for cooling to the normal temperature. The method can save the energy and guarantee the precision and the surface smooth of produced devices.

The invention relates to the object inspection technology field and especially relates to an illumination device used for object inspection. The illumination device comprises a curved surface light cover and a plurality of monochromatic visible light sources, wherein the curved surface light cover has a concave curved surface which is arranged to face an object to be inspected; the plurality of monochromatic visible light sources are arranged on the concave curved surface of the curved surface light cover and are used for irradiating the object to be inspected; and the positions of the plurality of monochromatic visible light sources and the shape of the concave curved surface can make irradiation light formed by monochromatic visible light emitted by the plurality of monochromatic visiblelight sources in a predetermined illumination range irradiate the object to be inspected, and the illumination deviation of the irradiation light does not exceed 10%. The illumination device can irradiate the object to be inspected so as to acquire a clear object image, and whether the object to be inspected is abnormal can be determined based on the object image.

A brightness sensing system includes an image pickup unit for taking an image of a target space and a calculation unit for calculating the brightness of an image pickup area based on the image taken by the image pickup unit. In the brightness sensing system, if the difference or the ratio between an image as a whole and a pixel block formed of one or more pixels is equal to or greater than a threshold in terms of brightness change between a previously-taken reference image and a currently-taken target image, the calculation unit excludes the pixel block from comparison candidates and compares the brightness of the target image with the brightness of the reference image based on the remaining pixels other than the pixel block.

The present invention relates to a light-modulating method for projection display, its device and said projection display. It is characterized by that when the projection display is corrected, firstly a test light beam is projected by a light source, then a light detection device can be used for detecting the illumination intensity of said projected light beam so as to regulate power supply for driving said light source to ensure that the integral illumination intensity of said projection display can meet predefined requirement.

The invention relates to an object inspection system for object abnormity inspection. The object inspection system comprises illumination equipment which is configured to irradiate an object to be inspected and camera equipment which is configured to carry out image shooting on the object to be inspected under the irradiation of the illumination equipment. The illumination device comprises a curved surface light cover and a plurality of monochromatic visible light sources, wherein the curved surface light cover has a concave curved surface which is arranged to face the object to be inspected;the plurality of monochromatic visible light sources are arranged on the concave curved surface of the curved surface light cover and are used for irradiating the object to be inspected; and the positions of the plurality of monochromatic visible light sources and the shape of the concave curved surface can make irradiation light formed by monochromatic visible light emitted by the plurality of monochromatic visible light sources in a predetermined illumination range irradiate the object to be inspected, and the illumination deviation of the irradiation light does not exceed 10%. The object inspection system can acquire a clear object image, and whether the object to be inspected is abnormal can be determined based on the object image.

The invention discloses a municipal illuminating LED street lamp comprising a vertical column, a lamp pole, a lamp body and a controller. The controller adjusts the position and the angle of the lamp body on the lamp pole based on the ultrasonic reflectivity. When the street lamp is shielded by branches and leaves of street trees, the position and illuminating parameters of the municipal illuminating LED street lamp can be adjusted automatically to guarantee the illuminance of a pavement, and when excessively shielded, the street lamp can automatically notify relevant departments to request pruning so that the tree shielding problem can be solved conveniently and effectively, the time of branch pruning of the municipal administration is reduced, and the manpower cost and the financial resource cost are reduced.

The invention discloses a municipal lighting LED street lamp. The municipal lighting LED street lamp comprises a stand column, a lamp post, a lamp body and a controller. The controller can adjust the position and angle of the lamp body on the lamp post based on images of branches and leaves. When the municipal lighting LED street lamp is shielded by border tree branches and leaves, the lighting lamp position and lighting parameters can be adjusted automatically so as to guarantee illuminance of the road surface. When shielding is too serious, relevant departments can be automatically informed to ask for trimming, the problem of tree shielding can be solved conveniently and effectively, the municipal branch trimming frequency is decreased and the expenditure of manpower and financial resources is reduced.

The invention discloses an LED lighting device. The lighting device includes a transparent box, a PCB arranged in the transparent box, and a plurality of LEDs arranged on the PCB in a laying manner. The LEDs are connected through circuits. The driving current adopted by the LEDs is in a range of 55% to 85% of a rated current of the LEDs. The installation density of the LEDs on the PCB is 1.0 to 1.5 per cm2. In the invention, the driving current of the LEDs is reduced. By increasing the number of the LEDs assembled on the lighting device, the integral luminance of the lighting device is kept. The heating volume generated on the lighting device is reduced. And the service lifetime of the LEDs used on the lighting device is prolonged. Besides, the economical efficiency of the LED lighting device used in indoor cultivation facility is also improved.