The utility model discloses a UHV AC line general string of dot structure in tower that dangle, including general string of some subassembly, be equipped with first bolt hole with the bottom surface central line left and right sides distance of general string of some subassembly for L's symmetry, be equipped with the second bolt hole with the bottom surface central line left and right sides distance of general string of some subassembly for L -a's symmetry, with the bottom surface central line left and right sides of general string of some subassembly apart from being equipped with the third bolt hole for L+a's symmetry, be equipped with the fourth bolt hole with the bottom surface central line left and right sides distance of general string of some subassembly for 3L's symmetry, be equipped with the fifth bolt hole with the bottom surface central line left and right sides distance of general string of some subassembly for 3L+a's symmetry, general string of some subassembly lower extreme has connected gradually four hanging wire angle steel. It can conveniently realize single pair of conversion of hanging the some pattern, installs and dismantles the convenience, connects the fastening, arranges rationally.