7results about How to "Easy to scatter" patented technology

The invention relates to the technical field of photocatalytic processes, in particular to a catalyst for preparing methanol through photocatalytic reduction of CO2 as well as a preparation method and application of the catalyst. The catalyst comprises a composite carrier and active sites dispersed on the surface or in pores of the composite carrier, the composite carrier is of a heterojunction composite structure formed by a hollow TiO2 sphere and MCN, the hollow TiO2 sphere comprises a shell layer and a spherical cavity structure located in the shell layer, the shell layer is formed by TiO2 nanoparticles, and the MCN has a mesoporous pore structure; a II-type or Z-type heterojunction interface is formed between the hollow TiO2 spheres and the MCN through physical contact and chemical action; the active sites comprise copper nano species, sulfur vacancy defects and amino groups; the copper nano species are copper nano particles or clusters, and the valence state of copper is 0 and / or + 1 valence amino is grafted on the surface of the composite carrier through an organic long chain. The catalyst provided by the invention can greatly improve the yield and selectivity of methanol prepared by photocatalytic reduction of carbon dioxide.

The utility model discloses an anti-impact quantum dot diffusion plate, which relates to the field of diffusion plates and comprises a diffusion plate body, a protective frame is arranged on the side edge of the diffusion plate body, and the diffusion plate body comprises a quantum dot film layer, a diffusion plate layer and a protective layer. According to the scheme, the diffusion plate body, the protection frame, the quantum dot film layer and other devices are arranged to be matched, so that the diffusion plate body can be conveniently protected by the device, collision generated during installation is prevented from directly acting on the diffusion plate body, the diffusion plate body can be protected easily, and the impact resistance of the device can be improved easily; through cooperation of devices such as quantum dot particles, a wrapping layer and a protection frame, the device can conveniently form a layer of uniform protection film on the outer wall of the quantum dot particles, the stability of the quantum dot particles is improved, the influence of external environmental factors such as moisture, oxygen and heat is avoided, and the roughness of the surface of the plate is increased to a certain extent; the impact resistance is improved.

The application provides a high beam module and a vehicle lamp. The high beam module comprises a light source for emitting light; a high beam lens arranged on the light emitting side of the light source, the high beam lens being an integral structure, the high beam lens comprising a light inlet surface, a first total reflection surface, a second total reflection surface, a third total reflection surface and a light outlet surface, the second total reflection surface and the third total reflection surface being oppositely arranged along a first direction, the light outlet surface being located on one side of the third total reflection surface along a second direction, the light emitted by the light source being projected to the first total reflection surface through the light inlet surface, the parallel light being formed after being reflected by the first total reflection surface, the parallel light being reflected by the second total reflection surface and the third total reflection surface in sequence, and the parallel light being emitted by the light outlet surface to form a high beam light pattern; the light outlet surface comprises a plurality of sub-light outlet surfaces arranged in sequence along a third direction, and the distance between the root of each sub-light outlet surface and the light source along the second direction gradually increases along the third direction. The application can improve the light efficiency of the high beam module while ensuring the narrow opening size.

This utility model provides a mesh belt receiving and dust removal device, belonging to the technical field of mesh chain conveyors. Its structure includes a main frame, a mesh chain conveyor, a mesh chain vibration device, a blowing device, a hand-cranked adjusting wheel, and a power motor. The mesh chain conveyor and the power motor are mounted on the main frame and are connected for transmission. The mesh chain vibration device is mounted on the mesh chain conveyor. A gantry frame is mounted above the mesh chain conveyor, and a lead screw is threaded onto the gantry frame. A hand-cranked adjusting wheel is fixedly connected to the lead screw, and a blowing device is located at the lower end of the lead screw. This utility model uses a combination of mechanical vibration and air blades to remove dust from the plates on the mesh chain conveyor, which not only saves manual operation but also integrates the conveying and dust removal processes, improving process efficiency.

The mute elevator shaft is arranged outside an elevator and comprises a plurality of hollow plate units arranged in a connected mode, each hollow plate unit comprises a concrete shell and a plurality of layer plate assemblies arranged in the concrete shell, the plurality of layer plate assemblies and the concrete shell are enclosed, and a plurality of cavities are formed in the hollow plate units. And the cavity is filled with a sound absorption part. According to the mute elevator shaft, the elevator shaft body is formed by splicing the multiple hollow plate units, the concrete shell is used for providing a stable structure foundation, the multiple cavities defined by the internal laminate assemblies and the shell are matched with the filled sound absorption parts, a sound insulation and absorption system is constructed, and starting from the overall structure, the sound wave propagation path is divided through the cavity structures, and the sound absorption effect is improved; and noise energy is directly adsorbed by means of the sound absorption part, primary efficient weakening of various noise in elevator running is achieved, convenience is improved through the modular splicing mode, and the structural stability and the mute requirement are both considered.

The invention discloses graded drying equipment for manufacturing renewable plastic particles, and relates to the technical field of drying. The graded drying equipment for manufacturing the renewable plastic particles comprises a machine body, a drying mechanism and a discharging mechanism, a driver is installed at the bottom of an inner cavity of the machine body, the drying mechanism comprises a roller and a connecting cap, an electric heater is installed in the middle of the surface of the connecting cap, and a stock bin is fixedly installed at the top of the connecting cap; the arc-shaped surface of the inner wall of the roller is fixedly connected with a bent scattering sheet, one end, far away from the inner wall of the roller, of the bent scattering sheet is fixedly connected with a guide plate, the discharging mechanism comprises a cylindrical bottom cap, a discharging hopper and a rotary shifting device, the rotary shifting device is installed on the surface of a support at the bottom of the cylindrical bottom cap, and a semicircular clamping groove is formed in the surface of the discharging hopper; the spiral groove is formed in the inner wall of the discharging hopper, the purpose of uniform drying is achieved, rotary drying is achieved, the contact time of hot air and materials is prolonged, uniform drying can be achieved, and safety and reliability are achieved.