74results about How to "Adjust the light angle" patented technology

The invention discloses a chip scale LED package structure. The chip scale LED package structure comprises an LED chip with electrodes on the bottom surface, and a package adhesive body which packs the top surface and the side surfaces of the LED chip. At least one of the bottom and the side surface of the package adhesive body is provided with a reflect surface which is a reflective curved surface or a reflective flat surface extending from the bottom of the package adhesive body to the side surface of the package adhesive body. By arranging the reflective surfaces with high reflectivity on the bottom surface and/or the side surface of the package adhesive body, the chip scale LED package structure can effectively the deficiency that light is emitted out from the bottom or the side surface of the package adhesive body to result in ineffective light extraction, thereby improving the light extraction efficiency of products and reducing light losses; besides, by means of the reflective surfaces on the side surface and the bottom surface of the package adhesive body, the chip scale LED package structure can well control the light emitting angles of the products, facilitating formation of a single light exiting surface and further facilitating using compatibility of the products on different occasions. The chip scale LED package structure can be widely applied to manufacturing chip scale package LED products in the fields such as backlight and lighting.

The invention relates to a component structure of a light-emitting diode light source with a heat radiation base, comprising a heat radiation base and a light strip, wherein the light strip is provided with a flexible circuit board and a light-emitting diode element, and the light-emitting diode element is arranged on the flexible circuit board and is electrically connected with the flexible circuit board. Due to that the heat radiation base is provided with a fixing groove, the heat radiation base and the two ends of the flexible circuit board can be clamped mutually, thereby achieving the heat conductive combination of the flexible circuit board on the heat radiation base. By the flexibility of the flexible circuit board, the flexible circuit board can be clamped on the heat radiation base easily through the fixing groove, thereby realizing the function of saving the processing and material costs of the light strip to be installed.

The invention relates to a structure of a light emitting diode chip and a manufacture method thereof. The structure comprises a growth substrate and a semiconductor epitaxial layer, wherein the semiconductor epitaxial layer is positioned on the growth substrate, the edges of the cross sections of either the growth substrate or the semiconductor epitaxial layer or the edges of the cross sections of both the growth substrate and the semiconductor epitaxial layer are in a sawtooth shape or a wave shape. The structure enhances the area of the side wall of the chip, the light outlet angle of the chip is regulation, and the brightness of the chip is obviously improved. Through the side wall micro structure technology, the invention improves the integral light outlet efficiency of the chip, and the light outlet efficiency is improved by more than 25 percent.

The invention discloses an LED (light-emitting diode) lamp with an adjustable light-emitting angle, which comprises a shell, at least one light-emitting diode and at least one Fresnel lens, wherein the light-emitting diode is accommodated into the shell; and the Fresnel lens is movably arranged at a light-emitting path of the light-emitting diode. The LED lamp disclosed by the invention has the advantages that through the structure, the Fresnel lens is adopted to replace traditional lens, therefore, the materials, volume and weight of the lens are greatly reduced; meanwhile, the distance between the Fresnel lens and the light-emitting diode can be adjusted freely according to the actual situations, therefore, the light-emitting angle of the light-emitting diode can be adjusted, and the effect of adjusting the illuminated area is further achieved.

The invention discloses LED (Light Emitting Diode) light sources, a backlight module and a liquid crystal display device. Every LED light source comprises a housing, an LED wafer and a light adjustment layer, wherein the housing comprises a light outlet, the LED wafer is arranged in the housing, the light emitting surface of the LED wafer is towards the light outlet of the housing, and the light adjustment layer is located at the position of the light outlet of the housing; the backlight module comprises the LED light sources and a light guide plate, wherein the LED light sources are located in the same plane to form a backlight source array, the plane of the backlight source array is located under the light guide plate or the LED light sources are located on the lateral side of the light guide plate and located in the same plane, and the plane of the LED light sources is parallel to the lateral side of the light guide plate; the liquid crystal display device comprises a liquid crystal display panel and the backlight module. According to the LED light sources, the backlight module and the liquid crystal display device, the light emitting angle of the LED light sources can be effectively adjusted.

An LED support comprises a first electrode, a second electrode and injection molding plastic parts. The first electrode comprises a first metal base and a first meal welding disk. The first metal welding disk is fixed onto the first metal base, and one side of the first metal welding disk protrudes out of one side of the first metal base. A first injection molding hole is formed in the first metal base. The second electrode and the first electrode are arranged at an interval, the second electrode comprises a second metal base and a second metal welding disk, the second metal welding disk is fixed onto the second metal base, one side of the second metal welding disk protrudes out of the side, close to the first electrode, of the second metal base, and the second metal welding disk and the first metal welding disk are arranged at an interval. A second injection molding hole is formed in the second metal base. The injection molding plastic parts comprise first injection molding portions, second injection molding portions and third injection molding portions, wherein the first injection molding hole is filled with the first injection molding portions, the space between the two bases is filled with the second injection molding portions and the third injection molding portions are arranged on the first metal base, the second metal base, the first injection molding portions and the second injection molding portions. The third injection molding portions and the surfaces, far away from the first metal base, of the metal welding disks form a plane structure. The light outlet angle of the LED support is not limited.

The invention relates to an ultrathin-type LED light engine (100) which comprises a protecting cover (106), a driving circuit board (101), an aluminum substrate (103) and at least one LED module (104). The first surface of the aluminum substrate is covered by a double-side high-viscosity heat conducting piece (102) so as to fix the driving circuit board (101), the LED modules (104) are fixed on the first surface and insulated from the aluminum substrate through an insulating layer (200) positioned on the first surface, an electroconductive line is arranged on the insulating layer and used for being electrically connected with the LED modules (104) and the driving circuit board (101), and size of the aluminum substrate is larger than that of the driving circuit board (101) on at least part of a peripheral outer-side area, so that the double-side high-viscosity heat conducting piece (102) positioned on the first surface at least fixes the protecting cover (106) locally. Ultrathin design is realized while internal integration of driving and controlling devices is realized; the double-side high-viscosity heat conducting piece is utilized, so that heat conducting is realized while a PCB (printed circuit board) and the protecting cover are fixed.

The invention provides a white light photonic crystal with a nanometer micro lens array and a preparation method thereof. The white light photonic crystal with the nanometer micro lens array comprises a photoetching mask plate with patterns, and is made of quartz and provided with a chromium metal layer; a negative photoresist is coated on the photoetching mask plate and distributed with a ferro-nickel alloy electroplating liquid, thus forming a metal shielding layer with a nanometer micro lens; and distributing red, green and blue transparent fluorescent gel forming red, green and blue nanometer micro lens after being baked in patterns of the metal shielding layer and printing the red, green and blue transparent fluorescent gel on multiple quantum wells of the metal shielding layer.

The invention discloses a telescopic lamp. The telescopic lamp comprises a lamp body and a telescopic cylinder; guide rail racks which are distributed in the longitudinal direction of the telescopic cylinder are arranged in the telescopic cylinder; the lamp body is located in the telescopic cylinder and provided with elastic tooth portions coupled with tooth grooves in the guide rail racks; according to the lamp, the lamp body is sleeved with the telescopic cylinder, the corresponding elastic tooth portions and the corresponding guide rail racks are arranged, the lamp body can freely move in the telescopic cylinder in a front-and-back manner, and the telescopic lamp can be converted into lamps of different types.

A collimating light source module comprises a base plate, at least one reflecting element, at least one light-emitting element and at least one light-shielding element, wherein the reflecting element comprises a reflecting curved face and is arranged on the base plate, the light-emitting element is arranged on the base plate and used for providing lighting beams for the reflecting curved face, the light shielding element is arranged on the base plate, the light-emitting element is located between the light shielding element and the reflecting element, the reflecting curved face is used for reflecting the lighting beams and converting the lighting beams into parallel collimating beams, and the parallel collimating beams are parallel to the base plate.

The invention relates to the technical field of lamps, and discloses a lamp capable of being installed at multiple angles. The lamp comprises a mounting top plate, a mounting bolt is movably connectedto the bottom of the mounting top plate, a connecting column is fixedly mounted at the bottom of the mounting top plate, and a first connecting block is fixedly mounted at the bottom of the connecting column; and a second connecting block is movably connected to the right side of the first connecting block, a first connecting plate is fixedly installed on the outer side of the first connecting block, and a second connecting plate is fixedly installed on the outer side of the second connecting block. According to the lamp capable of being installed at multiple angles, when a user needs to change to two lamp bodies for irradiation, the user can place the second connecting block on the right side of the first connecting block and enable the second connecting plate to be tightly connected with the first connecting plate; therefore, the illumination mode of the lamp is conveniently adjusted to be one lamp body illumination mode or two lamp body illumination modes, the advantage of conveniently adjusting the number of installed lamps is achieved, and a user can use the device conveniently.

The invention discloses a culture device for traditional Chinese medicine. The device comprises a box, a first clamping plate and a second clamping plate which are parallel to each other are fixedly connected to the upper surface of the box, and a lead screw is arranged between the first clamping plate and the second clamping plate; the two ends of the lead screw are rotatably connected with one side of the first clamping plate and one side of the second clamping plate through bearings respectively, a handle is arranged at the other side of the first clamping plate, and the lead screw penetrates through one end of each bearing, penetrates through the first clamping plate and is fixedly connected with the handle; a first slide block is arranged between the first clamping plate and the second clamping plate, a thread hole matched with the lead screw is formed in the first slide block, and a supporting rod is fixedly connected to the top of the first slide block; a second slide block is fixedly connected to the top of the supporting rod, and a rotation rod is arranged at the top of the second clamping plate. According to the culture device, the illumination angle can be adjusted, thephotosynthetic efficiency in the traditional Chinese medicine culture process is higher, convenience is provided for growth and culture of traditional Chinese medicine, and meanwhile water and a nutrient solution are recycled.

The invention relates to a light source device which comprises a substrate, a light emitting component, a first holder and a light guide component, wherein the light emitting component is arranged on the substrate; the first holder is provided with a base and an accommodating part; the base is provided with a surface and a through hole; the through hole is formed on the surface; the accommodating part convexly extends out of the surface of the base; the accommodating part surrounds the through hole at least partially; the light guide component comprises an end; the end is accommodated in the accommodating part of the first holder; and the light emitting component is positioned at one tail end surface of the light guide component through the through hole. The light source device provided by the invention has the beneficial effect that the light emitting angle can be elastically adjusted, therefore, the light source device is more convenient to use.

The invention relates to the field of smart home technology, and discloses a smart lamp with adjustable illumination angle, which includes a mounting plate, a cardan shaft is fixedly installed on the side of the mounting plate, and a universal shaft is connected to the interior of the cardan shaft for rotation. The ball, the surface of the universal ball is fixedly connected with a protective shell, the inside of the protective shell is fixedly installed with a base, one side of the base is fixedly installed with a lamp holder, and one side of the lamp holder is threadedly connected with an intelligent lamp , a plastic shell is clamped on the side of the protective shell away from the universal ball. The invention has simple structure, reasonable design, easy operation, safety and environmental protection. An eccentric wheel is set, and the eccentric wheel drives the first connecting rod, the second connecting rod and the third connecting rod to move, so that the smart light can rotate up and down, and the illumination angle can be changed as desired. It solves the problem that after the current smart lights are installed, the lighting direction is fixed and cannot be adjusted according to the needs, which brings great inconvenience to people's use.

The present invention belongs to the field of plant growth devices and provides an LED plant growth lamp system. The LED plant growth lamp system comprises a temperature detection device, a humidity detection device, a time recording device, a light source device and a control device. The temperature detection device is used for detecting environmental temperatures of plant growth in a greenhouse;the humidity detection device is used for detecting environmental humidity of the plant growth in the greenhouse; the time recording device is used for recording planting time of current plants in the greenhouse; the light source device is used for providing light with various spectrums and light intensities required by the plant growth; the control device is used for receiving data of a temperature sensor, a humidity sensor and a time recording unit and controlling the light source device to emit the light with the different spectrums and light intensities; and the control device comprises adata storage device for storing the light intensities and the proper spectrums required by different growth cycles of various plants. Beneficial effects are as follows: the LED plant growth lamp system can accurately provide optimal growth light required by the plants, promotes production of the plants, reduces growth cycles of the plants and increases yield.

The invention discloses a fixing mechanism of a tubular LED lamp. The fixing mechanism comprises a tubular LED lamp body and at least two fixing parts. Each fixing part comprises a clamping base, a connection base, a connection rod and a fixing plate, wherein the clamping base is clamped and fixed to the top face of the tubular LED lamp body, the connection base is arranged on the upper surface of the clamping base, the lower end of the connection rod and the connection base are connected in a hinging manner and are locked through a bolt, the upper end of the connection rod is connected with the fixing plate, and the fixing plate is provided with at least one installation hole. By means of the fixing mechanism, the installation angle of the tubular LED lamp body can be adjusted.

The invention provides an LED filament which is applied to an LED bulb lamp. The LED filament comprises a transparent support, metal electrodes which are arranged at the two ends of the transparent support, an LED chip unit and a gold wire which are arranged in the transparent support and silica gel which is arranged in the transparent support and wraps the LED chip unit and the gold wire. The transparent support is a frame which is bottomless and omnidirectionally light-transmitting so that the luminescence efficiency of the LED filament is not reduced.

The invention relates to a combined type modularized LED streetlamp. The combined type modularized LED streetlamp comprises a sealed electric appliance box (1), and a power drive module (2) is arranged in the sealed electric appliance box (1). A connecting device (3) used for being connected with a lamp pole is arranged at the tail end of the sealed electric appliance box (1). A frame (4) is arranged at the front end of the sealed electric appliance box (1). A modularized LED lamp (5) used for illumination is arranged in the frame (4) and electrically connected with the power supply drive module (2). A heat dissipation piece (6) is arranged on the back side of the modularized LED lamp (5) and provided with a plurality of through holes (7) communicated with the upper and lower end surfaces of the LED streetlamp. Rainwater can be utilized to automatically clean the LED streetlamp to keep the LED streetlamp clean and prolong the service life of the LED streetlamp; air convection can be utilized to facilitate heat dissipation of the LED streetlamp.

The invention discloses an intelligent new energy street lamp. The street lamp comprises a first vertical rod, wherein the top of the first vertical rod is fixedly connected with a supporting rod, andthe top of the supporting rod is movably connected with a machine head through a rotating rod; the left side of the machine head is movably connected with fan blades through a rotating rod, and the right side of the machine head is fixedly connected with an empennage; the top of the right side of the first vertical rod is fixedly connected with a cross rod, and the right side of the cross rod ismovably connected with a first supporting block through a rotating rod. According to the invention, through the cooperation of the cross rod, the first supporting block, a solar power generation panel, a second supporting block, a first electric telescopic rod and a third support block are matched, the purpose of utilizing new energy is achieved, the situation that the electric power pressure is further increased is avoided, the use cost of the street lamp is reduced, the experience feeling of a user on the street lamp is improved, the requirements of the current market are met, the practicability and usability of the street lamp are improved, and the problem that an existing street lamp cannot utilize the new energy is solved.

The invention discloses a commercial lighting down lamp capable of adjusting color temperature and brightness. The invention relates to the technical field of LED commercial lighting. The commercial lighting down lamp comprises a radiator, a dimmer and a lens, and a power supply box cover, a power supply box, a COB support and a lens support are sequentially installed in the radiator from top to bottom. A color temperature adjusting dial switch and a brightness adjusting dial switch are installed on the power supply box cover, a circuit board and a power supply module are installed in the power supply box, a COB light source is installed at the bottom of the COB support, and the circuit board is electrically connected with the power supply module, the dimmer, the color temperature adjusting dial switch, the brightness adjusting dial switch and the COB light source through wires. The lens support comprises an outer ring and an inner cylinder, the lens is installed at the bottom of the inner cylinder, and a spring fixing support and a reflection cup are installed at the bottom of the radiator. According to the commercial lighting down lamp capable of adjusting color temperature and brightness, the lighting brightness of the COB light source can be adjusted, and the color temperature output by the COB light source can be adjusted; and the light emitting angle of the COB light source can be adjusted.