2results about How to "Easy piercing" patented technology

The utility model discloses a kind of lawn laying restraint structure for special-shaped cone, including geogrid and connecting piece, geogrid includes a plurality of first grid bar and second grid bar, connecting piece includes lower clamping plate and upper clamping plate, and lower clamping plate and upper clamping plate are clamped in geogrid;Wherein, the upper portion of upper clamping plate is equipped with pressing plate, and a plurality of anchor rods for piercing lawn and anchoring in base soil layer are fixed symmetrically on pressing plate.The utility model is crossed by the first grid bar and second grid bar of geogrid, clamped in intersection point by lower clamping plate and upper clamping plate, and grid bar is contained in cross groove, and the connection of cooperation bolt can form firm fixing to grid bar, effectively avoid displacement or loosening of grid bar in the process of restraint.

The utility model discloses a packaging structure for alloy cutter transportation protection, which comprises a bottom shell and a protective cover, the edge of the protective cover is connected with the surface of the bottom shell, the protective cover is provided with at least one cutter groove, and a cutter is arranged between the bottom shell and the protective cover and is positioned in the cutter groove; the protective cover is provided with a limiting part, the limiting part is connected with the cutter groove, and the limiting part is used for protecting the cutting edge; according to the packaging box, the bottom shell is connected with the protective cover, the cutter groove is formed in the protective cover, the cutter is arranged in the cutter groove, meanwhile, the limiting part is further arranged on the protective cover, the cutter is limited and the cutter tip is protected through cooperation of the limiting part and the cutter groove, and a cutting edge or the cutter tip is prevented from puncturing the packaging box in the transportation process; meanwhile, the tool nose or the blade is prevented from being broken or abraded.