Fecha de publicación: 29/07/2022 Fuente: WIPO "hemp" The utility model discloses a sputum suction tank placing rack which comprises a hand-held rod, an upper positioning ring and a bottom positioning ring which are concentric are respectively fixed in the middle and at the bottom of the hand-held rod, and support legs which are annularly distributed are arranged at the bottom of the bottom positioning ring. The bottom positioning ring comprises an upper positioning ring fixed on the hand lifting rod, a concentric lower positioning ring is arranged below the upper positioning ring, the diameter of the upper positioning ring is larger than that of the lower positioning ring, the upper positioning ring and the lower positioning ring are connected through annularly distributed connecting rods, and the upper positioning ring, the lower positioning ring and the connecting rods form an inverted circular truncated cone shape; the lower positioning ring is hollow, and a plurality of lead blocks are annularly distributed in the lower positioning ring. According to the utility model, the structural design is reasonable, the weight of the bottom is increased through the design of the lead block, and the turnover can be effectively prevented; through the design of the hemp rope, the silica gel sleeve and the protrusions, the friction force of the contact portion of the sputum suction tank and the sputum suction tank fixing device is increased, the sputum suction tank is more stable in the placing process, and slipping can be effectively prevented.