STREET TREE PROTECTION BLOCK FOR ROAD IN PRO-ENVIRONMENT

摘要

An environmentally-friendly protective block for trees lining a street is provided to effectively protect trees lining on a street by adjusting the diameter of the block according to the growth of the trees, and to simplify the construction work. An environmentally-friendly protective block for trees lining a street comprises: a round plate-shaped support frame(10) which is placed on the upper side of the root of a tree, has a bisected structure, and is made of synthetic resins; and triangular supports(20), each of which rises perpendicularly in the shape of a right triangle and is made of synthetic resins. The round plate-shaped support frame comprises: a tree hole(14); a plurality of drainage holes(13) for allowing rainwater to flow to the root of the tree; a pair of support long holes which are formed inside the frame from the inner circumferential surface of the frame and placed at fixed distances; a spring which is placed inside each support long hole; and a sliding side(15) which is formed on the top of each support long hole. The triangular support comprises: a body part which has a water storage space and a water inlet hole being opened/shut by a stopper(23a); an elastic contact part(24) which is fixed to the perpendicular side of the body part and has a plurality of elastic projections; an insertion long bar which is horizontally inserted into the pair of support long holes; a main sliding part which is placed on the top of the insertion long bar and fastened to the sliding side; and an operation part which is fixed to the bottom of the body part by a bolt.