| 摘要 |
A subsidence prevention structure of a road pavement block is provided to reduce construction cost and working hours by reducing the quantity of expensive and good soil bed layer and using a prefabricated block. A sink prevention structure of a pavement block for a road comprises plural lower part support plate bodies(10), a long plate body of which front section shapes an arc, provided with plural discharge holes at the center and anchor holes(12) at right and left side ends, and arranged at right and left sides; a discharge support block(20), a square block body installed on the upper surface of the lower part support plate body, formed with an combining projection unit(21) having a combining recessed groove inside at upper parts of right and left side ends, a recessed reinforcing groove(23) having an uneven unit(24) inside at the center of the upper surface, a discharge pipe hole(24) formed on an extension line of the discharge hole, an anchor pin(27) inserted in the extension line of the anchor hole, and an anchor insertion hole extended to the ground and buried to be fixed; a combining block(30), a reversed triangle block body of which upper is plane, provided with a lower part projected to be corresponded to the recessed combining groove of the discharge supporting block, a recessed combining unit(31) combining the discharge supporting blocks; a reinforcing block(40) provided with an upper plane formed like an reverse triangle block body and a water flowing hole formed on the extension line of the discharge pipe hole, and corresponded to the reinforcing recessed unit on the upper surface of the discharge supporting block; a non woven fabrics(50) placed on the upper surface of the discharge supporting block on which the combining block and the reinforcing block is placed to form a same plane; and a paving block(60) interlocked with each other, and then arranged on the upper surface of a sand layer(61) formed on the non woven fabrics. |
