| 摘要 |
PURPOSE: A multi-functional prefabricated paving block for protecting trees is provided to use reinforced plastic materials to obtain the paving block, and to enable users to easily assemble and install the block. CONSTITUTION: A multi-functional prefabricated paving block for protecting trees comprises the following: a mounting unit(200) installed inside a square frame(100); space units(300) formed on the center of the mounting unit, with a cable penetrating groove(310) on one side; fastening protrusions(400a) formed on one wall surface of the frame; and fastening grooves(400b) formed on the other wall surface of the frame to be coupled to the fastening protrusion. The prefabricated paving block is obtained by connecting plural modules of paving blocks. The prefabricated paving block additionally includes fixing hook units formed on both ends and the center of a flat panel. |
