ROLLER-TYPE SCHMIDT HAMMER HIT POINT DISPLAY DEVICE HAVING HIT POINT DISPLAY FUNCTION

摘要

The present invention relates to a Schmidt hammer hit point display device having a hit point display function comprising: an inner member provided with bearing members on both sides of a roller-shaped body to rotate, is provided with a predetermined space on an outer surface of the body, and is provided with an ink reservoir in which ink is stored; an outer member provided with an inner space portion to insert the inner member into the body, and is provided with a plurality of through-holes penetrated up and down on positions corresponding to hit points of the Schmidt hammer on the body at predetermined intervals; marking tool members provided with protrusion pillars to be inserted and installed in corresponding positions of the through-holes of the outer member on an outer surface of the inner member, marking a plurality of hit points on a concrete surface at predetermined intervals; and a handle member coupled to the bearing members of the inner member, rotating the roller body formed by assembling the inner member with the outer member. According to the present invention described above, the Schmidt hammer hit point display device is formed in a roller type; the reception piston type marking tool members are formed on the roller body at predetermined intervals; a plurality of hit points are accurately marked on the concrete surfaces at predetermined intervals; an operation of measuring concrete strength is easily performed; and operation efficiency of the Schmidt hammer maximized.;COPYRIGHT KIPO 2016