103results about How to "Good light concentrating" patented technology

Disclosed is a lens for an LED outdoor lamp, and a road lamp, a security lamp, a tunnel lamp, a park lamp, a guard lamp, an industrial flood lamp, and an outdoor lamp using the lens. There is an advantage in that the shape of a light field can be a square shape by controlling light distribution. Brightness is very uniform within a available illumination range, and stray light is hardly generated outside of the range.

The invention provides a liquid crystal lens and a stereo display device. The liquid crystal lens comprises a first substrate, a second substrate and a liquid crystal layer, the second substrate is provided with a plurality of strip electrode assemblies, each strip electrode assembly comprises at least two layers of electrode stripes, the width of the at least two layers of electrode stripes decreases in order, one of the at least two layers of electrode stripes is divided into a first sub electrode stripe and two second sub electrode stripes, the two second sub electrode stripes are arranged on two sides of the first sub electrode stripe at intervals, and the first sub electrode stripe is electrically connected with another electrode stripe which is the most adjacent to an electrode stripe, far away from the second substrate, of the at least two layers of electrode stripes. The liquid crystal lens and the stereo display device have the advantages that not only can the switching of the 2 dimensional (D)/ 3D display be conducted, but also the resistance of the electrode stripes can be reduced, the capacitance of the strip electrode assemblies is reduced at the same time, and the delay phenomenon of remote control (RC) of the strip electrode assemblies is reduced.

The invention provides a reflector with a spotlighting effect, a spotlight assembly and a flashlight. The reflector comprises a sidewall, a top opening, a bottom and a light source mounting hole, wherein the inner side face of the sidewall is a section of continuous and smooth paraboloid, and the focal length of a parabola corresponding to the paraboloid is 1mm; the top opening is located at the tail end of the opening direction of the paraboloid and has the diameter of 30mm; the bottom is located at the tail end of the necking direction of the paraboloid, and the internal surface of the bottom is connected with the inner side face of the sidewall and is vertical to the symmetry axis of the paraboloid; the light source mounting hole is located at the center of the bottom and has the diameter of 3mm; the distance from the top opening to the bottom is 15mm. According to the technical scheme of the invention, influences resulting from various factors are comprehensively taken into account, so that the reflector with the spotlighting effect, the spotlight assembly and the flashlight, provided by the invention, have the advantages that the size is delicate, and a good spotlighting effect can be achieved.

The invention is suitable for the field of lighting, and provides a spot lamp reflector, a spot lamp and a head lamp. The inner surface of the spot lamp reflector is of a paraboloid; the focal length of the paraboloid is between 2.4 and 2.6 mm; the focal point of the paraboloid is a luminous point of a light source; and the optical axis of the light source is overlapped with the central axis of a reflector. The inner surface of the spot lamp reflector is designed as the paraboloid of which the focal length is between 2.4 and 2.6mm; the focal point of the paraboloid is the luminous point of the light source; the optical axis of the light source is overlapped with the central axis of the reflector; and light spots formed by the light which is emitted from the light source and is emitted in parallel after being reflected by the reflector have the characteristics of uniformity, small radiant angle and perfect spotlight effect, so the spot lamp reflector can particularly serve as the reflector of the head lamp.

The present invention discloses a glass vacuum metal tube type solar collector, which relates to the solar heat utilization technology. A metal pipe 1 and a metal pipe 2 are arranged in parallel inside an internal glass blind pipe, the metal pipe 1 and the metal pipe 2 are mutually connected in the blind end of the internal glass blind pipe, at least two metal fins are arranged outside the metal pipe 1, the metal pipe 2 is arranged between the gap of the fin of the metal pipe 1; the metal pipe 1 and the metal pipe 2 are extended out of the internal glass blind pipe from the end part of the internal glass blind pipe open end, and are supported at the open end of the internal glass blind pipe in clearance type, a prefocus reflecting piece is arranged between an internal glass blind pipe and an external glass blind pipe. The present invention can speed up the transmission of the high temperature medium inside a heat collecting pipe to the outside of the heat collecting pipe, thus being favorable to improve the hot water production efficiency, and the output temperature of the heat transfer medium in the heat collecting pipe can be further improved, thereby, the purpose of improving the temperature of the heat transfer medium in a heat storage tank is realized.

The invention provides an automobile gear shifting crystal handball, belongs to the technical field of automobiles, and solves the problems of poor concentrating performance and short service life ofan existing automobile gear shifting crystal handball. The automobile gear shifting crystal handball comprises a crystal main body, the surface of the crystal main body is covered with a decorative assembly composed of upper and lower decorative parts, a skeleton which is fixedly connected with the lower decorative part is arranged on the lower part of the crystal main body and bonded with the crystal main body through silica gel, the upper decorative part and the crystal main body are bonded through 3M glue, the lower decorative part and a connecting framework are bonded through glue, and thecrystal main body is integrated through 3D carving or a mold. The automobile gear shifting crystal handball has the advantages of being more beautiful in appearance, long in service life and high inconcentrating performance.

The invention relates to the field of LED lighting lamps, in particular to an LED underwater lamp, which includes a base and a lamp body, and the lamp body is fixed on the base, and is characterized in that it also includes LED lamp beads packaged in the lamp body and a lampshade covering the LED lamp beads , the front cover and the back cover located on both sides of the lamp body, and the hollow cable opening protruding from the back cover; there are multiple LED lamp beads, and each LED lamp bead is wrapped by a lens; the cable opening Connected with the back cover, the inner wall of the cable opening is provided with a gasket, and the back cover is filled with water-absorbing material. Beneficial effects of the present invention: the LED lamp bead is wrapped with a lens, so that the LED underwater lamp has good light-gathering performance; the sealing gasket is arranged on the inner wall of the cable opening and the water-absorbing material is filled in the back cover to make it difficult for water to flow from the cable opening to the lamp body, Improve the waterproof performance of LED underwater lights.

The invention discloses a digital camera CCD/CMOS multifunctional cleaner. The digital camera CCD/CMOS multifunctional cleaner comprises a shell, an air blower, a power source, LED lighting lamps and a cleaning bar; the shell comprises an upper shell body and a lower shell body, the air blower is arranged in the shell, and is connected with the power source through a switch, an air outlet communicated with the air blower is formed in the position, located at the tail end of the cleaning bar, of the shell, and a power source cover is arranged at the tail end of the shell; an air inlet communicated with the air blower is formed in the shell, and the two LED lighting lamps are arranged at the front end of the upper shell body and the front end of the lower shell body; a connecting seat is arranged in the front end of the shell, and the cleaning bar is fixed to the connecting seat; and the multifunctional cleaner is used for independently completing cleaning work originally capable of being completed through multiple tools, the working difficulty of CCD/CMOS cleaning is reduced, the cleaning effect is improved, and safety is improved.

The invention relates to a brightness enhancement film, which comprises a first surface, a second surface and a side face. The first surface is a curved surface which continuously fluctuates on two dimensions and comprises a plurality of axisymmetrical convex surfaces and a plurality of non-axisymmetrical concave surfaces, and each axisymmetrical convex surface is a curved surface; the axisymmetrical convex surfaces and the non-axisymmetrical concave surfaces are alternately arrayed on the two dimensions to form a plurality of wave crests and a plurality of wave troughs respectively, and each non-axisymmetrical concave surface is a curved surface; the second surface corresponds to the first surface; and the side face is connected with the first surface and the second surface. The invention also provides a backlight module using the brightness enhancement film.

The invention is suitable for lighting, and provides a focus lamp reflector and a focus lamp, wherein the inner surface of the focus lamp reflector is provided with a plurality of layers of free-form surfaces which are distributed up and down in a step shape, and the height of the free-form surfaces is 3-7mm; and the reference surface of each free-form surface is paraboloid, and the focal length of the paraboloid is 3-7mm. The embodiment of the invention makes light sent by a light source ejected in parallel after being reflected via the free-form surfaces because the inner surface of the focus lamp reflector is designed into a plurality of layers of step-shaped free-form surfaces, the light ray is concentrated, the angle of the ejected light beam is smaller, the focus effect is more ideal, each free-form surface can realize accurate light distribution, so the reflector and the focus lamp which has small size can be designed.

The invention relates to a small-angle white light source which comprises a laser white light source and a collimating lens arranged right above the light-emitting end of the laser white light source,wherein the laser white light source comprises a blue light laser transmitting device and a light conversion medium; the light conversion medium is arranged on the surface of the laser emitting end of the blue light laser transmitting device; the blue light laser transmitted by the blue light laser transmitting device pass through the light conversion medium to be activated and converted into white light; and the white light is gathered into small-angle white light by the collimating lens. The small-angle white light source overcomes the defects that the technology is outdated, the techniqueis complicated, the efficiency is low, the light source is disperse, intensity is weak, and the projection distance is short because the light-emitting component of the existing traditional light source adopts LEDs or the manner of RGE or color chips in laser lighting and has the advantages of being in simple in technique, high in light-emitting efficiency, small in light source emitting angle, centralized in light source, high in intensity and long in projection distance.

The invention discloses a solar electric cleaning device in the technical field of solar energy, which comprises a bracket, two groups of supporting rods are arranged in the bracket; a supporting plate is arranged at the upper part of the supporting rod; roller grooves are formed in the upper part of the supporting plate; a mounting frame is arranged between the two roller grooves; a solar cell panel is arranged in the mounting frame; a cleaning device is arranged at the upper part of the mounting frame; a control motor is arranged in the cleaning device; a transmission shaft is arranged at the bottom of the control motor, a transmission rod is arranged at the bottom of the transmission shaft, a main transmission gear is arranged on the transmission rod, a driven gear is arranged at the bottom of the main transmission gear, an installation rod is arranged at the bottom of the driven gear, a fixing sleeve is arranged on the installation rod, and a brush is arranged at the bottom of theinstallation rod. By means of the cleaning device, a solar power device can be effectively cleaned, a solar cell panel is kept clean, and the absorptivity of the whole solar power device is guaranteed.

The invention discloses a plant incubator system which comprises a plant incubator and further comprises a condensation device, wherein the condensation device comprises a condensation array and a transmission assembly; the condensation array is connected with the plant incubator through the transmission assembly; the condensation array comprises a plurality of two-stage condensers, each of which is a reflective condenser; the light outlet of each first-stage condenser is connected with the light inlet of each second-stage condenser, and each condenser is generally in the shape of a quadrangular frustum pyramid, and comprises a composite paraboloid on the lateral side. According to the system disclosed by the invention, as the condensation array comprises the plurality of two-stage condensers, each condenser is generally in the shape of the quadrangular frustum pyramid and comprises a composite paraboloid on the lateral side, on a sunny day or when beams are sufficient, outdoor sunlight is directly collected by virtue of the condensation array to culture plants, thereby not only meeting the requirements of the plants without moving the plants from outdoors to indoors or indoors to outdoors, but also saving the energy source. Meanwhile, the condensation array provided by the invention can be tightly arranged, is good in condensation performance and relatively high in condensation ratio and condensation efficiency.

The invention discloses an integrated LED (light-emitting diode) headlight, mainly aiming at solving the problems that the conventional motor vehicle headlight is low in illumination color rendering index, the color temperature is difficult to change, the light efficiency is low, the service life is short, energy conservation and environment friendliness is not facilitated, or the LED headlight in the prior art is insufficient in light flux, a heat radiating effect is poor and the like. The integrated LED headlight comprises a light source, a light reflection cup and a transparent face mask; the transparent face mask covers an outlet of the light reflection cup; the light source is arranged in the light reflection cup; an integrated LED lamp core is used as the light source and is of a hollow structure; the inner cavity of the integrated LED lamp core is provided with a baffle plate; the baffle plate separates the inner cavity of the integrated LED lamp core into a high-temperature cooling chamber and a low-temperature cooling chamber which are communicated with each other; the back of the light reflection cup is provided with a heat radiator; one end of the heat radiator is connected with the high-temperature cooling chamber, and the other end of the heat radiator is connected with the low-temperature cooling chamber; and the inner cavity of the integrated LED lamp core and the inner cavity of the hollow heat radiating part are filled with cooling liquids.

The embodiment of the invention provides a display panel and a display device, relates to the technical field of display, and aims to reduce the risk of chamfering or separation of an extraction structure. The display panel comprises: a substrate; an anode; a pixel definition layer provided with a first opening, wherein the anode is overlapped with the first opening; a light-emitting layer located in the first opening; a cathode; and a light extraction layer located on one side, opposite to the substrate, of the cathode and comprising an extraction structure and a plurality of epitaxial structures which are arranged on the same layer, wherein the extraction structure is overlapped with the pixel definition layer, the epitaxial structures are communicated with the extraction structure and extend in the direction away from the epitaxial structure, the lower surface, facing the substrate, of each epitaxial structure is flush with the lower surface, facing the substrate, of the extraction structure, and the orthographic projection, on the substrate, of the epitaxial structure is overlapped with a partial region of the first opening; and the film thickness of the epitaxial structure in the direction perpendicular to the plane where the substrate is located is smaller than the film thickness of the extraction structure in the direction perpendicular to the plane where the substrate is located.

The invention relates to an optical diffusion film, in particular to a high-luminance optical diffusion film. The problem of low brightness gain of an existing diffusion film is solved. The high-luminance optical diffusion film is simple in structure and convenient to manufacture. The high-luminance optical diffusion film comprises a base material, an optical diffusion layer and an anti-adhesion layer. The anti-adhesion layer contains air bubbles. The high-luminance optical diffusion film has high brightness gain and high brightness.

The invention relates to the technical field of solar energy, and provides a solar power generating and water heating integrative machine, which comprises an inclined support, a circulating water tank, a plurality of solar cell slices and a plurality of glass water pipes, wherein a plurality of strip-shaped cell slice arrays are formed by the plurality of solar cell slices; the number of the strip-shaped cell slice arrays is equal to the number of the glass water pipes; the strip-shaped cell slice arrays are longitudinally arranged on the inclined support at intervals; the glass water pipes are longitudinally arranged on the inclined support; each glass water pipe is arranged above a corresponding strip-shaped cell slice array; and the lower ends of the glass water pipes are closed, and the upper ends of the glass water are connected with the circulating water tank. The solar power generating and water heating integrative machine has the advantages that the glass water pipes are arranged above the solar cell slices, so that effects of light condensation and temperature reduction are achieved, and a solar cell panel can keep a normal temperature working curve on the basis of keeping the largest light condensation multiple.

The invention discloses a CDC non-tracking solar compound concentrator. A half of a parabola and a half of a perfect circle curve are compounded to generate a compound concentration curve; the generated compound concentration curve is taken as an end section of the compound concentrator and a segment is cut out by parallel moving in the vertical direction of the end section by any length; and the cut-out segment is taken as the non-tracking solar compound concentrator generated by the compound concentration curve, wherein the cut-out end section is the end section of the concentrator; a curved surface formed by parallel moving of the compound curve segment is taken as the compound concentration curved surface of the concentrator; and a plane formed by parallel moving of a straight segment is taken as the concentration surface of the compound concentration curved surface.

The invention relates to the field of illumination devices, in particular to a laser projection lamp. By adoption of the laser projection lamp, the problems that existing projection lamps are low in energy conversion rate, short in irradiation distance, short in service life and the like are solved. The laser projection lamp comprises a housing, a lamp shade, a mounting support and a light-emitting assembly. The light-emitting assembly is located in a cavity defined by the shell and the lamp shade and comprises a heat dissipation substrate, a laser control module and a laser module, wherein the laser module is fixedly arranged on the front side of the heat dissipation substrate, a radiator is arranged on the back side of the heat dissipation substrate, and the laser control module is connected with the laser module. The laser module comprises a laser module shell, a lens pressing ring, a lens, a yellow phosphorus filter and a laser emission device, wherein the lens pressing ring, the lens, the yellow phosphorus filter and the laser emission device are sequentially arranged inside the laser module shell, and the lens pressing ring tightly presses the lens and the yellow phosphorus filter in the axial direction. According to the laser projection lamp, laser light is used as an illumination light source, the energy conversion rate is increased, and the irradiation distance of theillumination device is increased.

A light guide plate (LGP) includes a first surface, a second surface, and a plurality of light incident surfaces. The first surface is a light-emitting surface. The light incident surfaces connect the first surface and the second surface. The second surface has a plurality of ring-shaped grooves. Depths of the ring-shaped grooves are gradually decreased from a place close to a center of the LGP towards places close to the light incident surfaces. Each of the ring-shaped grooves has a first ring-shaped side wall surface and a second ring-shaped side wall surface. The second ring-shaped side wall surface is opposite to the first ring-shaped side wall surface and located between a geometry center of the ring-shaped groove and the first ring-shaped side wall surface. The first ring-shaped side wall surface is a tilted surface. In addition, a light source apparatus is also provided.

The invention discloses a conveying device. The conveying device comprises a conveying mechanism, guide wheels, a laser detecting set, a control system and an alarm, wherein the conveying mechanism is used for conveying liquid crystal glass; the guide wheels are correspondingly arranged at two side edges of the conveying mechanism and are used for stabilizing and guiding the conveyed liquid crystal glass; each guide wheel is provided with a through hole which is horizontally formed in a lower mounting seat of each guide wheel; the laser detecting set is used for generating a laser beam which passes through the through holes of the at least two guide wheels; the laser detecting set, the conveying mechanism and the alarm are connected to the control system; if the variation value of the cross section area of the laser beam which passes through the through holes is beyond a preset threshold value, the variation information of the cross section area can be detected and sent to the control system through the laser detecting set; the control system can be used for handling the variation information, controlling the conveying mechanism to stop running according to the handled variation information, and controlling the alarm to alarm.