Portable tool for tearing adhesive tapes

The utility model discloses a portable tool for tearing adhesive tapes, which belongs to packing supplies in daily life. The portable tool for tearing adhesive tapes is characterized in that the top surface of the square portable tool for tearing adhesive tapes is provided with cutting teeth, two vertical surfaces and the top surface are fixed in a right-angle manner, each bottom surface of the square portable tool consists of two equal portions connected integrally with the two vertical surfaces respectively by the aid of rotating shafts, grooves are arranged at two ends of each bottom surface, and a draw plate is arranged in each groove. The portable tool for tearing adhesive tapes has the advantages that the draw plates arranged in the grooves are drawn open, the portable tool for tearing adhesive tapes is sleeved on a rolled adhesive tape, the two bottom surfaces are closed, the draw plates in the grooves are pushed to fix the two bottom surfaces, the top surface of the portable tool for tearing adhesive