Prefabricated concrete structure based on SEM

The utility model discloses a prefabricated concrete structure based on SEM, including the concrete main part, the inside spacer bar that is provided with of concrete main part, the equidistant a plurality of rectangular frame that is provided with on the spacer bar, be provided with the reinforcing netting layer between the rectangular frame, concrete main part junction is provided with gap junction mechanism, gap junction mechanism includes that the metal is dull and stereotyped, the on -line is provided with the gap picture peg in the metal flat board, gap picture peg lower extreme is provided with and inserts the pointed end, gap picture peg both ends are provided with the fixed tooth of a plurality of triangle, through set up rectangular frame cooperation stratum reticulare in concrete structure, lift -launch that can be stable is on the stratum reticulare, concrete structure's intensity has been strengthened, be convenient for carry on assembly operations more, through locating to set up gap junction me