The utility model discloses a folded cable trough of a drilling machine for cluster-well tracks, relating to the technology of petroleum drilling and production equipment. The folded cable trough is mainly characterized in that folding devices are respectively arranged between a pedestal and trough bodies as well as between adjacent trough bodies, and the cable trough can be unfolded via the folding devices so as to satisfy requirements of transportation and well sites. Compared with the prior art, the folded cable trough has the advantages including compact and novel structure, simple installation and integral transportation.