The utility model discloses a multistage telescopic tube device, including outer tube, more than one set inner tube, many lamellas form buckle subassembly, location spring, many lamellas form piston ring spring, open the guide arm and release the button, flexible the releasing the button of control sleeve pipe is installed to the outer tube bottom, the guide arm setting of opening be connected with releasing the button in the outer tube, inner tube assembly install many lamellas form buckle subassembly, location spring and many lamellas form piston ring spring including, in the outer tube of socle end in the outer tube, many lamellas forms buckle subassembly more than by two lamellas the cyclic annular array of buckle piece constitute, buckle piece top is buckle toper arm, there is a spacing arch of buckle in the middle part of the buckle piece outside, has a buckle locking projection in the buckle piece afterbody outside, and there are location spring clamp slot and a piston ring spring clamp slot in buckle piece inboard, the location spring mounting in the location in the spring clamp slot, many lamellas forms piston ring spring mounting in piston ring spring clamp slot.