Indoor limited space nuclear-biochemistry combined sampling system

The invention discloses an indoor limited space nuclear-biochemistry combined sampling system, which comprises a chemical monitoring unit and a nucleation monitoring unit, wherein the chemical monitoring unit and the nucleation monitoring unit are installed in the same cabinet in a centralized manner, the chemical monitoring unit and the nucleation monitoring unit respectively sample toxic gas and nucleation aerosol, the cabinet is divided into an upper layer and a lower layer, the upper layer is provided with an extraction device and an internal gas path, the lower layer is provided with a nuclear detector, a biological detector and a chemical detector, and gas path switching and acquisition modes are controlled by a PLC in the cabinet. According to the invention, the false alarm rate is reduced. The monitoring for a large area is realized by a small quantity of devices. 本发明公开了一种室内有限空间核生化联合采样系统，包括化学监测单元与核生监测单元，所述化学监测单元与核生监测单元集中安装于同一机柜中，所述化学监测单元与核生监测单元对有毒气体和核生气溶胶分别采样，所述机柜分为上下两层，上层为抽取装置和内部气路，下层设置有核检测仪、生物检测仪以及化