Sputum suction tube fixing device for emergency patient

The sputum suction tube fixing device comprises a fixing belt, a net cover, connecting belts and a connecting mechanism, the fixing belt is arranged on the edge of the outer side of the net cover, the connecting belts are symmetrically installed at the two ends of the fixing belt, and the connecting belts at the two ends are both connected with the connecting mechanism. The connecting mechanism comprises a first connecting seat and a second connecting seat, semicircular pipe holes are formed in the inner ends of the first connecting seat and the second connecting seat, movable grooves are symmetrically formed in the first connecting seat, built-in grooves are formed in the inner ends of the movable grooves, and connecting rods are slidably mounted in the movable grooves; the first connecting base and the second connecting base are connected through clamping and fixing of the clamping block and the clamping groove, then a sputum suction tube is inserted through tube holes of the first connecting base and the s