The utility model relates to the field of split type
tower drum splitting, and discloses a split type
wind power tower drum splitting or mounting supporting tool which comprises an annular wheel, a
spoke rod seat, a plurality of
spoke rods arranged between the annular wheel and the
spoke rod seat and
flange connecting plates arranged on the spoke rods and used for being connected with
tower drum flanges. A plurality of bolt holes at equal intervals are formed in the spoke rod in the length direction of the spoke rod; lug plates are arranged on the
flange connecting plate and located on the two sides of the spoke rod, a limiting
assembly is arranged on the outer side of at least one lug plate, a plurality of studs penetrate through bolt holes of the lug plates and the spoke rod and are limited by the limiting
assembly, and
necking sections are arranged at the tails of the studs. The limiting
assembly comprises a top plate, a clamping block and an adjusting screw rod, the top plate is welded to the top of the lug plate, the clamping block is arranged below the top plate, an arc-shaped clamping groove where the
necking section of each stud is inserted is formed in the position, located on the
necking section of the corresponding stud, of the bottom face of the top plate, and the adjusting screw rod is rotationally installed on the top plate through a clamping spring in a limited mode and is in threaded connection with the clamping block. According to the utility model, rapid position adjustment of the
flange connecting plate is realized.