Aerosol real-time monitoring device facilitating installation of collecting pipe

The utility model relates to the technical field of detection, in particular to an aerosol real-time monitoring device convenient to install a collecting tube, which comprises a shell, a sampling cylinder and a collecting tube, a thread matched with the collecting tube on the sampling cylinder is spaced from a port of the sampling cylinder, and a movable plate is arranged on the shell in a sliding manner. A plurality of first springs are arranged between the movable plate and the shell, the first springs are parallel to the axis of the sampling barrel, a first limiting hole is formed in the center of the upward face of the movable plate, and the shape of the first limiting hole is matched with that of the collecting pipe. According to the real-time aerosol monitoring device convenient to install the collecting tube, the function that the collecting tube can be conveniently and stably connected with the sampling tube without rotation when the collecting tube is replaced is achieved through cooperation of the m