Hydrogen chloride collecting and detecting device for chemical teaching experiment

The utility model discloses a hydrogen chloride collection and detection device for chemical teaching experiments, and relates to the technical field related to chemical experiments. The device comprises a gas collecting bottle, a drying cylinder, a top plug, a placing box and a gas washing cylinder, wherein a uniform conveying disc is fixed in the gas collecting bottle, a top sleeve is fixed at the top of the gas collecting bottle, the top plug is sleeved in the top sleeve, the placing box is arranged at the bottom of the top plug, the drying cylinder is arranged at the upper part of one side of the gas collecting bottle, and the gas washing cylinder is arranged on one side, far away from the drying cylinder, of the gas collecting bottle. According to the hydrogen chloride collecting device, the gas collecting bottle, the drying cylinder, the top plug, the placing box and the gas washing cylinder are arranged, so that the problem that the prepared hydrogen chloride is wasted due to excessive mixing of the hy