198results about How to "Convenient lighting angle" patented technology

A micro-LED laser display having an array of display pixels includes a display substrate for displaying an image and an array of display pixels. Each display pixel has one or more micro-LED lasers disposed on the display substrate. Each micro-LED laser emits light within an emission angle. One or more light spreaders for increasing the emission angle of light emitted by each micro-LED laser are disposed in relation to the light spreaders and a controller individually controls the micro-LED lasers.

There are provided an optical lens and a light source module, and a street lamp having the same. The optical lens includes a concave dome shaped inner surface formed to have a similarly-oval shaped lower surface, and formed to include a plurality of light incident surfaces formed to be stepped along the inner surface thereof and stepped surfaces connecting the plurality of light incident surfaces to one another; and an outer surface formed to surround the inner surface.

A lighting unit is provided and includes a cup body, a substrate, a first conductive wire connector and a second conductive wire connector. The cup body has a light emitting surface, a first end portion, and a second end portion. The substrate is located in the concave accommodating cavity of the cup body. A lighting element is located on the substrate, and has a light emitting direction toward the light emitting surface. The first and second conductive wire connectors are respectively located at two sides of the substrate in the accommodating cavity. A portion of the first conductive wire connector protrudes from the surface of the first end portion to form a first male connection terminal. The second conductive wire connector is recessed in the surface of the second end portion to form a first female connection terminal.

The present invention relates to a micro-composite pattern lens and to a method for manufacturing same. The micro-composite pattern lens of the present invention has a micro-composite pattern with one or more protrusions formed on one side of the lens having a predetermined curvature, and optical polymer nanoparticles arranged in the lens. The micro-composite pattern of the lens may form a wider angle of light emission, thus enabling an LED source, which is a point light source, to be converted into a surface light source having superior luminous intensity uniformity. The lens of the present invention is advantageous in that a single lens may serve as a light guide plate, a prism plate, and a diffusion plate, this eliminating the necessity of stacking optical plates, which might otherwise be required for conventional backlight units. According to the present invention, the angle of emission of the LED source which is approximately 90 degrees can be widened to 160 degrees or higher, and the local change in the micro-pattern and the mixture of ultrafine particles may improve the luminous intensity uniformity and the angle of emission of the light source. Also, wafer levels can be manufactured using a microfluidic channel array based on three dimensional molding techniques and the mixture of ultrafine particles. In addition, the use of single lens having a wider angle of light emission reduces the number of LEDs, thus reducing manufacturing costs and heat generated by LEDs. Further, the micro-composite pattern lens of the present invention has a double curvature structure to achieve improved luminous intensity uniformity and an improved angle of light emission as compared to a single curvature structure.

The invention discloses a system and a method for adjusting the vehicle light. A pitch adjusting shaft for adjusting the pitch irradiation angle of a headlamp is arranged on the headlamp of the vehicle, so that the problems that twp preset irradiation angles of a traditional vehicle headlamp in the driving process cannot meet the requirement under the condition that road conditions are complex and cause great potential hazards. The system comprises a vehicle body inclined angle detecting unit, a pitch irradiating angle calculating unit, a pitch motor driver and a pitch adjusting motor. The method comprises the following steps: detecting the inclined angle of the vehicle body by using the vehicle body inclined angle detecting unit; calculating the pitch irradiation angle by using the pitch irradiation angle calculating unit; converting the pitch irradiation angle into a pitch driving instruction and transmitting the pitch driving instruction to the pitch adjusting motor by using the pitch motor driver; and adjusting the pitch adjusting shaft connected with the pitch adjusting motor according to the pitch driving instruction to enable the vehicle headlamp to be always kept at the optimal irradiation angle, thereby solving the problems.

An adaptive LED multi-module headlamp with integrated dipped beam and high beam includes a dipped beam and high beam following-up adaptive beam pattern control system, a light compensation system, and a color temperature control system; the dipped beam and high beam following-up adaptive beam pattern control system comprising a LED light source module array, the LED light source module array comprising a number of LED light source modules including more than two LED light source modules parallel to each other which forming a direct light source, axes of the more than two LED light source modules paralleling with the center of vehicle body, and including more than one LED light source module arranged outside the direct light source which forming a steering light source, angle between axes of the more than one LED light source module and the center of vehicle body being acute angle, the angle between axes of the LED light module of the steering light source and vehicle body increasing in turn from inside out. A dipped beam and high beam spot during driving straight and following-up beam pattern while turning can be achieved to get a better illumination angle by arranging multiple independent LED light source modules as a headlamp and by controlling different LED light source modules to be lighted during driving straight or turning.

The invention discloses an energy-saving, self-adaptive and intelligent streetlamp system. The energy-saving, self-adaptive and intelligent streetlamp system comprises a master control module, an LEDintegrated module, a solar cell panel, a storage battery module and a grid-connected running module and also comprises an information receiving and closed-loop feedback module, a power regulation module, a light-emitting part adjustment module and a cell panel adjustment module, wherein the power storage module is used for storing surplus electric energy which is generated by a solar cell panel and cannot be consumed, the light-emitting part adjustment module is controlled by the master control module and is used for adjusting the height and an irradiation angle of a light-emitting part according to environmental data, the LED integrated module is used for substituting a traditional streetlamp light-emitting part, and the power adjustment module is used for adjusting an output power and controlling light-emitting brightness under control of the master control module. By the energy-saving, self-adaptive and intelligent streetlamp system, the lighting effect of a streetlamp can be optimized, the night sight distance is extended, the travelling safety at night is improved, the energy utilization ratio is improved, and the effects of energy saving and emission reduction are achieved.

The invention relates to a floodlight total-reflection lens. The total-reflection lens is a rotary body with a rotary bus as a folding line; the rotary bus of the rotary body is the folding line which is formed by connecting four line sections in sequence; a light source mounting hole is formed on the light incoming surface of the total-reflection lens; a conical concave surface is arranged on the center of the light emitting surface, wherein the peak of the conical concave surface is on the symmetrical shaft of the total-reflection lens; the light source mounting hole comprises a cylindrical blind hole and a conical concave hole formed by extending the cylindrical blind hole inwards; and the symmetrical shaft of the cylindrical blind hole and the symmetrical shaft of the total-reflection lens are overlapped, and the peak of the conical concave hole is on the symmetrical shaft of the total-reflection lens. According to the floodlight total-reflection lens, the rotary bus of the floodlight total-reflection lens adopts the folding line, so that the total-reflection lens meets the requirements of a lighting angle and realizes the floodlight lighting, and simultaneously, the volume is minimized; and the light angle of a light source close to an optical axis can be enlarged through the conical concave surface of the light emitting surface and the bottom conical concave hole, and the lighting uniformity of the lamp in the lighting angle is improved greatly.

A structure of overhead lamp and mounting bracket for constructional vehicle has developed to tilt the illuminating angle by controlling the position of slits at the lateral sides of bracket. The lamp is securely fixing at the controlled position at one of 4 positions and the position controlling slits. The main case is securely fixed to the bracket by installing a connection screw and a hinge bolt for restricting unwanted rotation of the hinge bolt. Accordingly, since a position controlling rib having a position controlling slit is extended rearward from side supporters, the illumination angle can be controlled within a greater range. The main case can be supported at 4 points through the plurality of position controlling slits. Furthermore, by fitting the connection screw with an outer circumferential recess of a hinge bolt fastening lever, rotational separation of the hinge bolt and change of the illumination angle of the main case can be prevented.

The invention discloses a roof wind-sheltering adjustable lighting ventilator, which comprises a bracket, wherein the bracket is provided with a lighting rain blocking plate, an arc-shaped wind blocking plate, an air outlet and a collecting ditch. The ventilator is characterized in that: wind-sheltering valve plates are hinged on the bracket at the upper end of the arc-shaped wind blocking plate respectively; both sides of the bracket are provided with window opening machines respectively; the window opening machines are connected with the wind-sheltering valve plates respectively; the heightof the arc-shaped wind blocking plate can be increased after the wind-sheltering valve plates are opened; the overall height of the ventilator can be lowered after the wind-sheltering valve plates are closed; and a collecting groove is formed between the arc-shaped wind blocking plate and a ventilation port. The ventilator has the advantages of simple structure, capability of realizing comprehensive adjusting function, including wind sheltering, ventilating, lighting and reducing wind load damage according to the climate environment, good ventilating, wind sheltering, lighting and sealing effects, difficulty in being damaged by wind power, long service life, wide application range, applicability to civil buildings after being provided with a protective net, capability of preventing rain, snow and dust from entering rooms and polluting the environment, high safety performance, convenience for installing and maintaining and low manufacturing cost.

The invention relates to an LED (Light-Emitting Diode) lamp tube which is characterized by comprising a transparent lamp tube, an LED illumination module and end covers, wherein the LED illumination module is arranged in the transparent lamp tub; both ends of the transparent lamp tube are respectively provided with stems; the end covers cover the peripheries of the stems; the stems are in vacuum seal fit with the transparent lamp tube; and vacuum sealed cavities formed by the stems and the transparent lamp tube are filled with inert gas. The LED lamp tube has the beneficial effects that 1, the stems are in vacuum seal fit with the transparent lamp tube and the inert gas is filled, so that heat of the LED illumination module arranged in the transparent lamp tube is rapidly dissipated by the inert gas, the rising amplitude of temperature rising is reduced and the service life is prolonged; 2, a radiator is avoided being used, the weight is reduced and cost is reduced; 3, in an LED light emitting source, except an LED chip, other components and fixing glue are all made of light transmitting materials, thus favorably enabling a light emitting angle of the LED chip to be equal to 4pi, avoiding dizziness and improving use comfort.

The invention relates to an LED (Light Emitting Diode) lamp structure with a bigger illumination angle, comprising a heat dissipation base, a stereo-structure multilateral LED light-source module and a transparent cover body, wherein the heat dissipation base is provided with an LED light-source module convex-block holding area; the stereo-structure multilateral LED light-source module is arranged on the LED light-source module convex-block holding area of the heat dissipation base and comprises a stereo-structure circuit base board and a plurality of LED light-emitting components; the stereo-structure circuit base board is provided with a centre top plate part and at least three support-chip side plate parts which are formed by outward extending and laterally buckling the centre top plate part; the stereo-structure circuit base board is fixed on the LED light-source module convex-block holding area of the heat dissipation base; the LED light-emitting components are respectively arranged on the centre top plate part and the at least three support-chip side plate parts of the stereo-structure circuit base board; and the transparent cover body is fixed on the heat dissipation base and used for covering the stereo-structure multilateral LED light-source module.

Provided is an energy balancing method taking descending nodes into consideration. The method is used for selecting different deviation angles at places of different descending nodes in order to improve the illuminative condition of a solar cell array. Under the deviation condition, the area estimation of the solar cell array, the output power calculation of the solar cell array and energy balancing analyses can be made so that energy balancing analyses of a satellite power system at places of s of different descending nodes is achieved. The method has following beneficial effects: through uniform planning, descending nodes can be taken into consideration at different deviation angles on the condition that the solar cell array is same in area. During the process of selecting deviation angles, selections of the deviation angles are optimized so that the area of the solar cell array is optimized and the state of the solar cell array is uniform. Therefore, development cost is greatly saved.

The invention relates to a soft-light colored glass, and a preparation method and a use thereof. The soft-light colored glass is prepared through using the following raw materials, by weight, 50-70 parts of silica powder, 10-16 parts of sodium carbonate, 12-22 parts of feldspar powder, 10-24 parts of aluminum hydroxide, 1-12 parts of zinc oxide, 4-24 parts of calcium carbonate, 1.4-12 parts of borax, 8-16 parts of sodium fluosilicate, 0.8-5.8 parts of potassium carbonate, 0.4-4 parts of sodium nitrate and 6.6-70 parts of an auxiliary material, and the auxiliary material comprises several selected from titania, barium carbonate, red lead, calcium phosphate, barium sulfate, magnesium oxide, fluorite, arsenic trioxide, antimony oxide, cobalt oxide, copper oxide, chrome oxide green, sodium antimonate, cadmium yellow, sulfur, uranium oxide, cerium oxide, cadmium red, cadmium sulfide, selenium powder and yttrium aluminum garnet. The soft-light colored glass can solve a blue light polluting problem and has a long service life, and required raw materials do not pollute the environment, and the soft-light colored glass can be directly processed to form a lamp tube, a lamp cover or a lamp for use and avoids the easy color change and shedding problems of a coat of coated glass.

A light guiding system includes an ambient light gathering system for absorbing the ambient light to generate absorbed light; multiple light guiding devices each of which includes a light input end near the ambient light gathering system and a light output end near an incident side of a light guiding plate, and multiple light diffusion devices between the light output end and the incident side of the light guiding plate, for broadening a light-emitting angle of the light output end. The absorbed light enters the light input end and is guided to the light output end to form a backlight source. The light guiding system utilizes a light diffusion device to broaden the light-emitting angle of the light output end such that the light uniformity of the light output end is improved and the optical quality of the edge-lighting backlight module is raised.

The invention discloses a manufacturing method of a vertical-structure LED chip. The manufacturing method comprises the steps that a front end structure is provided, wherein the front end structure comprises a sapphire substrate, a doped gallium nitride layer, an N-type gallium nitride layer, a gallium nitride layer and a P-type gallium nitride layer, and the doped gallium nitride layer, the N-type gallium nitride layer, the gallium nitride layer and the P-type gallium nitride layer are sequentially formed on the sapphire substrate; a function layer is formed on the P-type gallium nitride layer, a bonding substrate is bonded with the function layer, and the sapphire substrate is removed; the doped gallium nitride layer is etched, and the N-type gallium nitride layer is exposed; surface roughening processing is carried out on the exposed N-type gallium nitride layer; an aluminum oxide layer is formed as a protective layer. The invention further discloses the vertical-structure LED chip obtained through the method. According to the vertical-structure LED chip and the manufacturing method thereof, the light emitting rate can be improved, the better light emitting angle is obtained, and the light emitting efficiency and reliability of the vertical-structure LED chip are improved.

The invention provides a wind-resistant solar photovoltaic house. A solar battery panel formed by multiple photovoltaic modules, and electric telescopic rods which are erected on the roof and used for supporting the photovoltaic modules are arranged on the roof of the house; an anemometer connected with a first controller is also mounted on the roof; the first controller can control telescopic amplitudes of the electric telescopic rods for adjusting the photovoltaic modules into different gears according to received related information of the anemometer, an ergometer and a deformation gage; the house also comprises a storage battery electrically connected with a second controller and a voltage-stabilizing apparatus separately; the storage battery is also electrically connected with a control panel, and an electric quantity display and an alarm which are mounted on the upper side of the control panel separately; and the solar photovoltaic house also comprises a circuit detection apparatus used for performing timing detection on internal circuits of the photovoltaic modules. The invention also provides a wind resistance method of the solar photovoltaic house. By virtue of the wind-resistant solar photovoltaic house and the wind resistance method thereof, fault rate of falling off or even damage of the photovoltaic modules caused by external wind power can be lowered, and the service life of the solar battery panel is prolonged.