High -efficient dust bag

The utility model discloses a high -efficient dust bag, including the card, the through -hole that the equidistance distributes is seted up on the surface of card, and on the card through -hole all seted up four third screws all around, the top of card is provided with the carriage, four third through -holes have been seted up on the surface of carriage, and the third screw phase -match on third through -hole on the carriage and the card, the third through -hole of carriage is pegged graft and is had fixing bolt, fixing bolt's one end and the third screw threaded connection on the card. The utility model discloses divide into dust bag urceolus and dust bag inner tube, the dust bag inner tube is placed inside the dust bag urceolus, increases dust and dust bag's area of contact when removingdust, and dust bag's work efficiency is improved in the abundant space that utilizes the dust remover, reduces dust bag's load extension dust bag's dust bag 0, and fixed with the support with dust bag simultaneously, the ste