The present invention are free, the height adjustment of the vertical direction, relates to solid building jojeokbyeok connection device fixed to occur, the bent part of the "c" shape formed on the left and right edges (32, 34 of the wall plate 30 ) it was bent toward the front and back again bent in the middle the ends of each other by meeting a and to form the vertical guide portion 36 of the square pipe type, through and out of the front of the vertical guide portion 36 is a square hole ( 38) is formed, and the ends of the vertical guide portion 36 is a central vertical bond line 37 bent pieces (32 a coupling groove (34a) and the engaging projection (32a) of the male and female coupled meet at) formed in the 34 respectively formed on, and forms a vertical guide portion 36, the movable piece 40 to the "L" shaped brick engagement piece 42 bent to 50, which is guided in the vertical direction from the inside (52) integrally, Block know between the fixed piece 42 masonry (20) to (52) by welding symmetrically in the vertical direction Le engaging portion (22) and so embedded in the vertical guide portion 36, the inside corner portion to have a preload slip coupling the elastic piece 44, 46, 54, 56, the movable piece 40 (50 being the ) and shifted by bending the left and right edge in the opposite direction to each other, the brace 48, 58 is formed to be respectively bent in an up-and-down direction by a partial cut-away from the edge of the brick engagement piece 42, 52, and the movable piece 40 of the configured to combine the set screws 60, 62 for stopping the 50 into the tapped hole 49, 59 formed on the movable piece 40, 50.