67results about How to "Does not affect lighting effects" patented technology

The invention discloses a street lamp with a rainwater interception cleaning function. The street lamp comprises a load-bearing rod, a steel wire rope and a mounting frame, wherein a fixed rod is mounted on the upper part of the load-bearing rod, and the steel wire rope penetrates through the upper part of a fixed pulley; the lower end of a support rod penetrates into a curved frame, and a power distribution box is installed on the outer side of a mounting cylinder; a bracket is mounted on the side surface of the power distribution box; a flat plate is connected below the power distribution box, and a flow channel is reserved in the flat plate; a water outlet hole is formed in the bottom surface of the mounting cylinder, and a transmission gear is mounted below the support rod; and a transmission cylinder is connected to the right side of the transmission gear, and a lamp cover is mounted below the flat plate. According to the street lamp with the rainwater interception cleaning function, since the upper end port diameter of the mounting cylinder is larger than the inner diameter of the mounting cylinder, rainwater conveniently flows down directly from a turbine, so that the turbine rotates, driving of the rotation of the support rod is facilitated, and finally the transmission cylinder is driven by the transmission gear to rotate.

The invention discloses a heat dissipation LED lamp with a fall preventing effect. The heat dissipation LED lamp comprises a fixed base, a fixed ring and a connecting column; the fixed base is fixedlyconnected with a lamp cover; a first heat conducting aluminum plate is arranged in the lamp cover, and is provided with an LED bulb; the fixed ring and the lamp cover form an integral structure; a damping spring is arranged between the fixed ring and a movable ring; the movable ring is positioned below the fixed ring, and is provided with a slide rail; the bottom end of the connecting column is fixedly connected with the movable ring; and the slide rail is embedded into a wall body of the lamp cover. When the heat dissipation LED lamp with the fall preventing effect accidentally falls, the damping spring thereon can automatically extend to contact with the ground firstly for buffering, so that the fall of the LED lamp is effectively prevented; and meanwhile, the damping spring is always located in a compressed state during installing, so that light rays of the LED lamp cannot be shielded without influencing the illumination effect of the LED lamp.

The invention relates to an LED flexible variable color neon lamp for replacing a glass neon lamp, which belongs to the technical field of illumination, decoration and advertisement lamplight. The LED flexible variable color neon lamp is characterized in that the formation of using a lightproof insert strip provided with a flat LED tube to enwrap a flexible opalescent pervious hose, wherein the cross section of the lightproof insert strip is H-shaped, two lower open foot ends are provided with inward vertical bent sheets to form an insert blocking layer of which the middle is provided with a crack, the lightproof insert strip is a strip cuboid of which the upper part is provided with an open groove and the lower part is provided with a middle seam groove, rectangular small holes with communicated upper parts and lower parts are formed at equal intervals on a groove and a lower end seam groove of the lightproof insert strip, and a PVC unit rectangular small plate welded with a red, green and blue flat LED tube is embedded in each small hole. The LED flexible variable color neon lamp has the advantage of providing a lighting tube with uniform and continuous rays, which can be bent into any shapes at will continuously, enclosed into any patterns, or formed into catchphrases with convenient and flexible use, soft structure, convenient manufacture and low cost, thus the LED flexible variable color neon lamp is a perfect neon lamp.

The invention relates to a display table, in particular to a light display table for exhibition display. The table comprises a table body, table legs are fixed to the bottom of the table body, the table body is fixedly provided with first brackets and first mounting frames, each first bracket is fixedly provided with a first motor, a driving shaft of each first motor penetrates through the corresponding first bracket and is fixed to one end of a first rotating shaft, the other end of each first rotating shaft is fixed to a second mounting frame, each second mounting frame is fixedly provided with a second motor, and the inner wall of each second mounting frame is fixedly provided with a first bearing base; a driving shaft of each second motor penetrates through the corresponding second mounting frame and is fixed to one end of a second rotating shaft, the other end of each second rotating shaft is rotatably connected with a first bearing base, and each second rotating shaft is fixedlyprovided with a spotlight; each first mounting frame is fixedly provided with a third motor, and the inner wall of each first mounting frame is fixedly provided with a second bearing base. According to the technical scheme, the defects can be effectively overcome that in the prior art, there are no rotatable exhibition stands, exhibits cannot be lifted, comprehensive display cannot be achieved, illumination lights cannot move along with the exhibits, and the display effect is influenced.

The invention discloses an LED drive circuit capable of independently controlling illumination and visible light communication. The LED drive circuit comprises a direct-current power supply; a currenttype BUCK circuit used for converting a direct current power supply of a voltage source into a direct current source with controllable and adjustable current amplitude; a parallel MOSFET dimming circuit connected used for realizing PWM dimming of an LED array for illumination dimming under control of the MCU main control circuit; an LED array for illumination and dimming; an optical communicationmodulation MOSFET circuit used for realizing a high-speed modulation function of a transmission signal under control of an optocoupler isolation driving circuit; an LED array for optical communication modulation; a MCU main control circuit used for collecting the current of the current type BUCK circuit, obtaining an external given signal, generating a pulse width modulation control signal for controlling the parallel MOSFET dimming circuit through the PWM generator, and obtaining a high-speed VPPM signal needing to be transmitted to be output; and the optocoupler isolation driving circuit connected with the MCU main control circuit.

The invention provides a cartoon rendering undercut smoothing method, which comprises the following steps of: storing the normal of a completely smooth model into model data offline, and generating anundercut by using the completely smooth normal so as to achieve a smoother undercut effect. In addition, two sets of normal lines are stored in model data and are respectively used for undercut and illumination calculation. Through multiple sets of normal technologies, the smooth and continuous undercut effect in cartoon rendering is ensured, and meanwhile, the normal illumination effect is not influenced. The normal after the smooth group of the model is stored into tangent information of the model, and the geometric body surface is expanded outwards along the normal after the smooth group to generate a smoother hook edge.

The invention discloses a street lamp based on electronic ballast and an intelligent control method of the street lamp. The street lamp comprises an electronic ballast part for driving and controlling a light-emitting unit to emit lights, and an intelligent control part for controlling the electronic ballast to be started and adjusting a voltage, wherein the electronic ballast part is arranged between a power supply and the light-emitting unit. The intelligent control method of the street lamp comprises the following steps that: (1) an alternating sampling unit samples rectified and filtered voltage state information of an electric supply power grid; (b) a core processing unit carries out comparative analysis treatment on current time information of a clock unit, data information set by a user and data sent by the alternating sampling unit; (c) the core processing unit outputs a switch control signal for controlling a drive and a high-frequency inversion unit of the electronic ballast part to work, and a voltage signal for adjusting the brightness of the street lamp according to a processing result; and (d) the drive and the high-frequency inversion unit of the electronic ballast part adjust a working voltage of the light-emitting unit according to the switch control signal and the voltage signal for adjusting the brightness of the street lamp, which are sent by the core processing unit. According to the street lamp based on the electronic ballast and the intelligent control method of the street lamp, disclosed by the invention, the intelligent control of the street lamp can be realized on a previous wiring basis and the service life of a lamp source is not influenced; and the energy-saving effect is very obvious during a period from 23 p.m. to 5 a.m.

The invention discloses automobile sidelights and a production method thereof and relates to the field of automobile lights. The automobile sidelights are disposed at the front edge of a roof and the automobile body edge positions from the front edge of the roof to the bottoms of two rearview mirrors; the automobile sidelights comprise lights and FPCs (flexible printed circuit boards); the lights include xenon lights and LED lights; the xenon lights and the LED lights are staggered. The production method includes the steps of shade production, bulb mounting, finishing and installation on an automobile. According to the production process, the number of the sidelights to be arranged is determined, the tails of the xenon lights and the LED lights are sleeved with shades and are spot-welded to the FPCs by a spot welder, the produced sidelights are put in a mold of an injection molding machine, the tails of the shades are molded with opaque rubber, the sidelights are produced and allow passengers and other vehicles to distinguish the size of the automobile from afar, the sidelights can also be used with the rearview mirrors to visualize the situation behind the automobile at night, and staggering arrangement of the xenon lights and the LED lights saves cost.

The invention belongs to the field of LED lamps and relates to a coal underground explosion-proof LED illuminating lamp. The lamp comprises a mounting base and an LED light source, a lifting plate which is horizontally arranged is connected to the inner side wall of the mounting base in a sliding manner, the upper surface of the lifting plate is fixedly connected with the inner top surface of themounting base through an elastic air bag, a semispherical transparent cover is mounted at the bottom of the mounting base, the LED light source is installed in the transparent cover, a protective netis arranged outside the transparent cover, the protective net is formed by weaving a plurality of ribs, the upper end of the protective net penetrates through the bottom face of the installation baseand is fixedly connected with the lifting plate, the ribs are sleeved with expansion pipes, and the expansion pipes are communicated with the elastic air bag. By arranging the expansion pipe, in the normal state, the collision pipe contracts and is tightly attached to the ribs, light emitted by the LED light source is shielded a little, when the protective net is collided and extruded, the expansion pipe is inflated and expanded, the protective area of the transparent cover is increased, and meanwhile a good buffering effect is provided.

The invention discloses a slidable hand lamp. The slidable hand lamp comprises an outer shell and a base, wherein a hollow cavity is formed in the outer shell, a mounting groove is formed in the lower end of the outer shell, the base is fixedly mounted in the mounting groove, a round opening is formed in the top of the mounting groove, and an integrated circuit inner shell is arranged at the upper end of the base. According to the invention, an arc-shaped handle is arranged, sliding grooves are formed in the two sides of the arc-shaped handle, resistance blocks slide in the sliding grooves when the lamp is lifted, and the arc-shaped handle moves upwards to form a certain space so as to facilitate lifting of the lamp; and due to the fact that the resistance blocks are clamped in the sliding grooves, the height of the arc-shaped handle can be freely adjusted to form various shapes, so the lamp can adapt to various product use scenes easily, a lamp body cannot shake when the lamp is lifted, lighting effect cannot be affected by shaking during lighting, the lamp body cannot be damaged due to shaking, the lamp body can be better controlled, and transportation space can be saved in large-batch transportation of products.