The utility model provides a but freedom disassembly's high -rise sewage pipes, relates to the high -rise building sewage pipes way, and including vertical layout's sewage pipes, sewage pipes includes many connecting pipes, and the upper end diameter of connecting pipe is greater than the lower extreme diameter, and the lower extreme of every connecting pipe is all planted in the upper end of adjacent connecting pipe, sets up stagnant water rubber circle between two adjacent connecting pipes, high -rise sewage pipes connects an upper fixed plate still including fixing floor mount and the floor PMKD on the floor on the floor mount, sewage pipes wears to put on an upper fixed plate and floor PMKD, and an upper fixed plate sets up the top at floor PMKD. The utility model discloses what the material was chooseed for use is the various steel sheet in general building site, the processing of stereotyping. According to the floor floor height of difference, to assemble behind the various steel sheet winding up of will stereotyping, the various steel sheet of stereotyping connects gradually with the various steel sheet of stereotyping, and every floor is fixed, and it is convenient to dismantle, and the environmental protection is durable.