Adjustable optical fiber splitter

The invention provides an adjustable optical fiber splitter, which comprises an optical fiber splitting box body, a carrying handle, an overhaul cover plate, an optical fiber socket, an optical fiber cable constraint plate assembly, an optical fiber welding bracket assembly, a moisture-proof insect-expelling box assembly, an optical fiber connecting frame assembly, an adjustable mounting support rod assembly, a fiber welding pad, a butterfly-shaped optical cable buckle and an optical fiber main body, the carrying handle is connected to the middle position of the upper side of the rear portion of the optical fiber branching box body through screws. Through the arrangement of the supporting screw rod, the supporting leg pipe, the supporting leg disc and the fixing bolt, the supporting leg pipe can be screwed to adjust the length, so that the distance is changed, the supporting leg disc is fixed to the installation position through the fixing bolt, and the adjustment requirement is met; through the arrangement o