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5results about How to "Low operating precision requirements" patented technology

Fabricated indoor sound-absorbing decoration panel

The invention discloses an assembly type indoor sound-absorbing decoration panel, and relates to the field of decoration panel assembly, the assembly type indoor sound-absorbing decoration panel comprises an assembly assembly installed on the back of the decoration panel and further comprises a groove plate fixed to a wall body, and the assembly assembly comprises a front end component, a rear end component and a locking mechanism; during assembly, the decoration panel is in butt joint with the front end component and the rear end component of the adjacent decoration panel in an inclined posture in the groove plate, and the locking mechanism is in a locking state; through the combination of the front end component, the rear end component, the connecting rod assembly and the locking mechanism, a simple and convenient mounting and dismounting mode is provided, the decoration panel is mounted in an inclined posture in the assembling process, a large mounting gap does not need to be reserved for assembling, an operator only needs to observe and push the panel to complete mounting, and the mounting efficiency is improved. The assembling steps are simplified, the requirement for operation precision is lowered, and the assembling efficiency is improved; and large-scale disassembly is not needed when replacement is needed, so that the maintenance cost is reduced, and the maintainability of the product is improved.
Owner:CHINA CONSTR FIFTH ENG DIV CORP LTD

Visual material based on cephalopodocephalus biological skin discoloration mechanism and preparation method thereof

The invention relates to a model based on a head-foot line biological skin discoloration mechanism, which comprises a plurality of model units arranged in an array mode, and each model unit comprises a refraction layer and a pigment information layer; the refraction layer plays a refraction role, and the pigment information layer carries pigment information; the pigment information layer comprises an annular pigment layer, a round hole is formed in the center of the pigment information layer, colors are distributed on the annular pigment layer in a block mode, and a central white cylinder is further arranged at the round hole aligned to the center of the pigment information layer; the top view of an annular pigment layer of the pigment information layer is a circular ring, the circular ring is provided with three pure color blocks which are arranged at intervals, and a mixed transition color block is formed between every two adjacent pure color blocks; the refraction layer is in the shape of a transparent semi-long sphere, the refraction layer covers the whole pigment information layer in the refraction layer and close to the bottom, and the bottom face of the central white cylinder is flush with the bottom of the refraction layer. Based on the model, a full-color 3D printing technology is combined to prepare the cephalopoda biological skin discoloration simulation visual material, and the discoloration efficiency and the impression experience of the visual material are improved.
Owner:BEIJING INST OF CLOTHING TECH

Color-changing material based on angle color-changing mechanism of sauna multilayer structure and preparation method of color-changing material

The invention relates to an angle color changing model based on a papilionics concave multilayer structure, which comprises model units arranged in an array mode, each model unit comprises a color information layer and a transparent layer, and the transparent layer covers the color information layer; the color information layer comprises a rectangular thin layer, a center hole position is formed in the geometric center position of the rectangular thin layer, the rectangular thin layer is divided into an even number of blocks, the blocks are filled with pigment colors, and the rectangular thin layer at least comprises two different pigment colors; the transparent layer is recessed from the surface to the central hole position of the rectangular thin layer to form a three-dimensional recessed space, the recessed space comprises a plurality of inclined planes, and the inclined planes are radially arranged in the direction away from the center by taking the central hole position as the center; the included angle between the inclined plane and the rectangular thin layer is 45-75 degrees; and the ratio of the total thickness of the transparent layer to the width of the rectangular thin layer is 0.75-1.2. Based on the model, a papilio simulation angle color-changing material can be prepared in combination with a full-color 3D printing technology, and simulation of dynamic colors of a papilio sunken multilayer structure under a macroscopic view angle is achieved.
Owner:BEIJING INST OF CLOTHING TECH