7results about How to "Improve spotlight effect" patented technology

The application discloses a polarizer, a liquid crystal panel and a display device, relates to the technical field of display, and discloses a polarizer, which comprises a first protective layer, a first triangular prism array structure, a polarization layer, a second triangular prism array structure and a second protective layer which are sequentially stacked. The application effectively improves the light condensation capacity of the polarizer.

The utility model provides a heliostat mirror frame, include: main girder, set up first support layer on main girder, the second support layer who is configured for bearing sub mirror, second support layer includes a plurality of second support frame interval setting on first support layer, and at least two second support frames form a sub mirror mounting area for bearing sub mirror, at least part second support frame's length is different, and / or, at least part second support frame's extension direction is different to form different sub mirror mounting area. The utility model provides technical scheme to design to a plurality of second support frame length and extension direction, make a plurality of sub mirror mounting area formed by a plurality of second support frame have at least part difference, and then make a plurality of sub mirror mounting area can be according to actual demand and splice the heliostat of different contour and install splice out different shape contour, be favorable to according to actual environment and other factors more accurately design and control the focusing effect of heliostat, improve photo-thermal conversion efficiency.

The invention discloses a preparation method of solar concentrating resin. According to the method, bi-phenolic methane and dimethoxypropane are dissolved in the molar ratio being 1:(8-12), meanwhile, 8-12 ml of a catalyst is added, and the mixture is heated to the temperature of 65-70 DEG C and has a reaction at the temperature for 28-32 min; the mixture is cooled to the temperature of 60 DEG C, a first part of liquid caustic soda is slowly and dropwise added, the mixture is heated, and the reaction temperature is kept to range from 65 DEG C to 70 DEG C, reflux is performed for 2 h, the dimethoxypropane which does not react is recovered in a reduced pressure manner, the mixture is cooled to the temperature below 65 DEG C, 55-65 ml of a solvent is added, meanwhile, a second part of liquid caustic soda is dropwise added, reflux is performed for 2 h, a solvent solution turns yellow and is cooled and washed with hot water, a water layer is separated until the solvent solution is transparent, the solvent is evaporated out, and the resin is prepared. The resin has the characteristics of high concentrating property, high precision, good weather resistance, low cost and the like and can comprehensively improve the efficiency and the quality of a solar concentrating power generation system in the aspects of the optical effect, the weather resistance and the technology.

The lighting equipment comprises a body, a main light source lens is arranged in the middle of the body, a plurality of auxiliary light source lenses are arranged around the main light source lens in a surrounding mode, the auxiliary light source lenses protrude towards one side of an auxiliary light source along the body to form protruding portions, and the auxiliary light source lenses are arranged on the main light source lens. And the convex part is provided with an accommodating groove for accommodating the auxiliary light source. The auxiliary light source lens is additionally arranged around the main light source lens, and through the effects of the auxiliary light source and the auxiliary light source lens, the light condensation effect of the lighting equipment can be effectively improved, meanwhile, the phenomenon that corners of a traditional convex lens become dark and fuzzy can be effectively avoided, and use of a user is better facilitated.

The utility model relates to the technical field of new energy assemblies, and discloses a condensation structure of a solar assembly, which comprises a frame, extension frames are connected to four corners of the frame, support rods are connected to the top ends of the two extension frames at the rear, and a light capture plate is rotatably arranged at the top ends of the support rods. The bottom end of the light capturing plate is connected with a plurality of sets of light collecting units, and the periphery of the light capturing plate is connected with refraction frames. According to the utility model, through the arrangement of the refraction frame and the reflection layer, the light gathering effect of the light gathering plate can be improved, so that the refraction intensity of the light gathering unit is improved, light rays at more angles can be emitted from the front surface of the photovoltaic panel, the photoelectric conversion effect is improved, the light receiving duration of the photovoltaic panel is effectively prolonged, and the service life of the photovoltaic panel is prolonged. And through the arrangement of a gas storage tank, an electric push rod and a second piston at the lower part, the driving consumption can be reduced as much as possible by utilizing the principle that gas expands when heated.

The utility model provides a collecting lens angle adjusting mechanism which comprises a mounting base, a first collecting lens, a second collecting lens, a swing arm, a transmission mechanism, a steering engine and a steering engine base. The mounting seat is connected with a frame of the microscope; the first collecting lens is fixedly mounted on the mounting seat, and the first collecting lens is coaxial with an objective lens of the microscope; the second collecting lens is connected with the swing arm; the swing arm is rotationally mounted on the first collecting lens and can be switched between a first state and a second state; in a first state, the second collecting lens and the first collecting lens are coaxial; in the second state, an included angle is formed between the second collecting lens and the first collecting lens; the transmission mechanism is connected with the steering engine and the swing arm so as to drive the swing arm to rotate under driving of the steering engine. The steering engine is mounted on the steering engine seat; and the steering engine seat is fixedly connected with the mounting seat. The steering engine drives the transmission mechanism to drive the swing arm to rotate, the angle of the second collecting lens is adjusted, different light collecting effects can be automatically switched to adapt to planktons of different types, and the accuracy of observation results is improved.

The utility model is applicable to the technical field of LED (light-emitting diode) backlight sources, and provides a condensation type backlight source with a light reflection structure, which comprises a shell, a reflection component arranged in the shell, a heat conduction component, a circuit board arranged on the heat conduction component and a positioning frame arranged at the top of the reflection component, a filter lens and a first collecting lens are installed in the positioning frame, and the reflection assembly comprises two inclined plates which are symmetrically arranged and a second collecting lens installed on the inclined plates. According to the device, the problem that the light condensation effect is poor when the backlight source is used is solved, and the effect that the light condensation effect of the backlight source is improved through the combined action of the multiple light condensation lenses and the arrangement of the reflection mechanism facilitating light condensation is achieved.