Emulsion paint paint kettle

The utility model discloses an emulsion paint paint kettle, including staving and the bung that all adopts the plastics material, the staving includes shell and inner bag, forms first vacuum intermediate layer between shell and the inner bag, and the inner bag is connected with the shell through first plastics split ring, and the inner wall of shell has two at least bearings that are used for supporting the inner bag, and this bearing is ring array and distributes, the bung is including cover body and round lid eaves portion, and this lid eaves portion has a round mounting groove, and in the upper end of staving can imbed this mounting groove, lid body and lid eaves portion surround to form sank the groove, installs the detachable backup pad at this heavy inslot, this backup pad and coverthe body and cover formation second vacuum intermediate layer between the eaves portion, the diameter of backup pad is greater than the distance between two arbitrary bearings, makes the backup pad place on the bearing. Novel