34results about How to "Reduce shadow area" patented technology

A phototherapy apparatus including a housing, a radiation head, and a plurality of light-emitting diodes. The radiation head and a translucent cap are formed in a non-circular contour, and the light-emitting diodes are divided into at least two groups having different wavelength, and two groups of the light-emitting diodes are arranged in a staggered manner on the circuit board. A light-emitting diode (LED) control circuit is disposed within the receiving chamber to supply power to the circuit board and to enable the light-emitting action of one group of the light-emitting diodes on the circuit board. An control panel is mounted on the surface of the housing and permits a free choice of the groups of the light-emitting diodes for a phototherapy.

The invention relates to the field of environmental control of a sunlight greenhouse, in particular to a multi-stage internal heat insulation shading system for a greenhouse and the greenhouse containing the system. The internal heat insulation shading system comprises multi-stage internal heat-insulation shading screens, a screen pressing line and a screen supporting line, a plurality of pulling screen mechanisms, a driving shaft and a motor for driving the rotation of the driving shaft; each pulling screen mechanism comprises a driving steel cable and a reversing pulley, wherein one ends of the driving steel cables are wound on the driving shaft, and the other ends of the driving steel cables are wound on the reversing pulleys; one sides of the inner heat insulation screens are fixed, and the other ends of the inner heat insulation screens, as retracting and releasing ends, are respectively connected with the driving steel cables. The internal thermal insulation shading system not only has the advantages of simple structure, saving production cost, but also can flexibly regulate and control the indoor temperature and light according to the different needs of temperature and light by crops in different growing seasons and different time. Compared with traditional internal insulation and shading systems, the system provided by the invention has a greater application and promotion value.

A backlight module is provided. The backlight module includes a light guide plate, a lamp and an optical microstructure. The light guide plate has an edge side. The lamp is disposed on the edge side of the light guide plate. The lamp has an electrode end. The light guide plate has a corner shadow area adjacent to the corner shadow area. Light generated by the lamp propagates toward the edge side in the first direction. The optical microstructure is disposed on a surface of the edge side of the light guide plate and guides the light toward the second direction to enter the corner shadow area.

The invention provides a backlight module and liquid crystal display equipment. The backlight module comprises a fixing frame and optical membrane sets. The fixing frame comprises a side wall and a supporting arm extending in the vertical direction of the side wall. The upper surface of the supporting arm is provided with membrane fixing parts. Each optical membrane set comprises a brightening film and a first optical membrane, wherein the first optical membrane is arranged on the side, close to the fixing frame, of the brightening film and is adjacent to the brightening film. Each optical membrane is provided with a membrane edge protruding part. The optical membrane sets are matched with the membrane fixing parts through the membrane edge protruding parts to be fixed to the fixing frame. Parts, on the membrane edge protruding parts, of the brightening films and the first optical membranes do not overlap. The problem of shadow display in a visual area is reduced..

The invention discloses an energy-saving roof capable of injecting most sunlight in winter and injecting least sunlight in summer, relates to a roof structure, and aims to provide the energy-saving roof which is simple in structure and convenient to mount. By virtue of the roof, a house can receive most direct sunlight in winter, and can receive least direct sunlight in summer, and therefore, the energy-saving roof completely meets design requirements of a green building. The energy-saving roof capable of injecting most sunlight in winter and injecting least sunlight in summer comprises at least one roof unit, wherein the roof unit comprises light shading plates and light transmission plates; the inclination angles alpha 1, relative to the horizontal plane, of the light shading plates are 70 degrees-beta, and beta is local latitude; the light transmission plates and the light shading plates are arranged at one side of the lower inclined plane of each light shading plate in a perpendicular mode; and the upper side edges of the light transmission plates are in sealing fit with the light shading plates.

The invention discloses a lighting method of a landscape wall, and relates to the technical field of landscape lighting. A spatial coordinate system is established, a horizontal plane is arranged as an XY plane, a plane parallel to the landscape wall is arranged as a YZ plane, a vertical plane vertical to the landscape wall is arranged as an XZ plane; and light emitted from a lamp source to the landscape wall simultaneously has vector components in the X direction, the Y direction, and the Z direction. According to the lighting method of the landscape wall, light can be more dispersed to illuminate the landscape wall, and brightness of each corner of the landscape wall is more balanced.

The invention provides a working table for electronic equipment production and processing, and relates to the field of electronic equipment. The working table for electronic equipment production and processing comprises a base, wherein a non-slip mat is fixedly connected to the bottom part of the base; non-slip lines are arranged on the bottom part of the non-slip mat; damping devices are fixedlyconnected to two sides of the top part of the base; a working table body is connected to the top parts of the damping devices; a working table board is arranged on the top part of the working table body; support pillars are fixedly connected to the positions, located on two sides of the working table board, on the top part of the working table body; and a top plate is fixedly connected to the topparts of the support pillars. According to the working table for electronic equipment production and processing, a lampshade is rotated manually, an angle of the lampshade can be conveniently adjustedthrough the mutual matching of a first installation block, a second installation block and a first hinged piece, and an illuminating angle is conveniently adjusted, so that a shaded area is reduced,an illuminating effect is better, a workpiece can be conveniently processed, and the production efficiency is effectively improved.

The invention relates to a fixation device of a heat preservation quilt in a novel greenhouse. The fixation device comprises a greenhouse body, the heat preservation quilt and a roller shutter device,wherein the greenhouse body is provided with a rear wall and a rear slope, the roller shutter device comprises a strut and an upright, a driving device is installed on the front end of the strut, a balance device comprises a support and a balance frame, and one end of the heat preservation quilt is fixed on the balance frame, so the rolled heat preservation quilt can be put on the fixation deviceof the heat preservation quilt, and normal start and stop of the roller shutter machine are not influenced. The device effectively solves the problems that a greenhouse framework bears loads for a long time and a ventilation device cannot be put at an optimal place, effectively reduces a shadow generated by the greenhouse and the heat preservation quilt under sunlight exposure, promotes decreasein clearance between neighboring greenhouses and increases the density of a greenhouse cluster.

The invention discloses an illumination system suitable for a proximity contact type automatic exposure machine, which comprises a lens, the inner side wall of the lens is provided with a semi-transparent and semi-reflective mirror, the upper surface of the lens is provided with a CCD camera, the outer side wall of the lens is provided with a coaxial illumination lamp, and the coaxial illumination lamp is provided with a camera. An adjusting cylinder is slidably connected to the outer side wall of the lens and located below the coaxial illuminating lamp, and the lower surface of the adjusting cylinder is in threaded connection with an annular illuminating lamp. The influence caused by coating glass powder on the surface of the wafer and acid spots on the surface can be reduced, meanwhile, the shadow area formed by projection of the mask plate on the wafer is reduced, the imaging effect is greatly improved, and automatic alignment is better facilitated.

The invention discloses a diffusion agricultural film, belongs to the field of agricultural films and aims at providing a diffusion agricultural film which can realize uniform irradiation of light rays in a shed and reduce shaded area caused by perpendicular incidence of light rays and harm on crops. The diffusion agricultural film is composed of diffusion master batch and matrix resin, wherein the diffusion master batch comprises 0.56-0.78 part of zinc oxide and 8 parts of poly(imino ketone). The diffusion agricultural film disclosed by the invention can be used for crop planting.

The invention relates to a novel two-side self-walking type curtain rolling device. The novel two-side self-walking type curtain rolling device comprises a power device, an auxiliary curtain drawing device, and a heat preservation quilt placing frame, wherein the power device comprises a driving motor I, and a supporting pulley, and a mounting rod is fixedly connected to the driving motor I; the supporting pulley is rotatably connected to the bottom of the mounting rod; the supporting pulley is in sliding connection with a rail groove; the auxiliary curtain drawing device comprises a pull ropeframe, a plurality of steering wheels, and a plurality of skeleton external grooves, a transmission shaft is arranged on the pull rope frame; a driving motor II is connected to the transmission shaft; a rope rolling cylinder is fixedly connected to the transmission shaft; one end of a steel cable is fixedly connected to the rope rolling cylinder, a steel cable main body passes through a steeringwheel and is arranged in the skeleton external grooves, and the other end of the steel cable is fixedly connected with the bottom of a heat preservation quilt or a curtain rolling shaft; and the heatpreservation quilt placing frame is provided with a water baffle and a placing plate; and the placing plate is arranged at the rear part of the top end of the greenhouse. The novel two-side self-walking type curtain rolling device disclosed by the invention is applied for a greenhouse long in length to realize high-efficient and quick curtain expanding and rolling.

The invention relates to a plant nutrient solution and a preparation method thereof. The plant nutrient solution comprises, by weight, 20-25 parts of water-soluble silicon, 10-20 parts of urea, 0.01-0.03 part of gold, and 70-80 parts of water; the water-soluble silicon is a mixture of sodium silicate and potassium silicate in the weight ratio of 1:(1-5). The components of raw materials of the plant nutrient solution have interaction and synergistic effects, through the cooperation with existing nitrogen, phosphorus and potassium fertilizers, the abilities of crops to absorb nitrogen, phosphorus and trace elements from the nitrogen, phosphorus and potassium fertilizers can be improved, transfer of the elements is accelerated, tissue becomes compact, nutrient losses are reduced, the crop yield and quality can be significantly improved, and the crop resistance to drought, disease and pest damage, lodging and the like can be significantly improved.

The invention relates to the technical field of lamps, in particular to a power supply installation structure of a light-emitting diode (LED) lamp. The power supply installation structure comprises a radiating substrate, a light-emitting diode (LED), an electronic component and a wire. The LED is arranged on the upper surface of the radiating substrate, the wire is connected with the electronic component, the electronic component is welded on the upper surface or the lower surface of the radiating substrate, a round hole is formed in the radiating substrate, and the wire penetrates the round hole from the place below the radiating substrate to be welded on the upper surface of the radiating substrate. Due to the fact that the electronic component is welded on the upper surface or the lower surface of the radiating substrate, raw materials are saved, power supply installation procedures are simplified, the production efficiency is improved, the production cost is reduced, and large-range large-scale popularization and application are facilitated.