Portable activity is detained

The utility model discloses a portable activity is detained, it includes portable pole, the fixed part, a clamping part, screw rod and clamp plate, the fixed part is connected in the one end of portable pole, the clamping part is connected in the other end of portable pole, the fixed part, after connecting, portable pole and clamping part form a U type structure, be provided with on the fixed part one with the screw of screw rod looks adaptation, the top of screw rod is fixed with the carousel, the screw rod passes screw and fixed part spiro union, the clamp plate is connected in the bottom of screw rod, the clamp plate is located the clamping part directly over, the clamp plate is a compaction face towards a surface of clamping part, the clamping part is the clamping face towards a surface of clamp plate, space between compaction face and the clamping face constitutes books centre gripping space, the advantage is simple structure, only needs during the use to stack borrow books, buckles books centre gripping space with the binding limit of books in, the screw rod of screwing with books straining compaction, is mentioned portable pole again and just can easily be carried by all books, convenient to use, laborsaving just carries by not damaging books on the way.