VOCs online monitoring device

The utility model relates to the field of monitoring, in particular to a VOCs (Volatile Organic Compounds) online monitoring device which comprises a shell, a control panel, a display screen, a connecting pipe, a control button, a communication joint, a connecting joint, a discharge pipe and a cover body, the side face of the shell is connected with the connector. One end of the connector away from the side of the shell is connected with the connecting pipe; the top of the shell is connected with the cover body; the side face of the shell is connected with the control panel. The outer end face of the control panel is connected with the display screen. The outer end surface of the control panel is connected with multiple groups of control buttons; according to the device, the gas detection speed and the reaction speed can be effectively improved, the compatibility of the device can be effectively improved through the structure of the connecting joint, so that the use difficulty of the device is reduced, the op