Portable greenhouse gas detector

The utility model provides a portable greenhouse gas detector, relates to the technical field of greenhouse gas detection, and provides the following solution aiming at the problem that the existing greenhouse gas detector is inconvenient to obliquely place: the portable greenhouse gas detector comprises a detection main body, and two mounting plates are symmetrically arranged at the bottom ends of two side surfaces of the detection main body; a placement bottom plate is rotatably connected between the mounting plates, a fixing mechanism is arranged between the placement bottom plate and the detection main body and is used for fixing the placement bottom plate, two notches are symmetrically formed in the back of the detection main body, supporting rods are rotatably connected in the notches, and locking mechanisms are arranged at the movable ends of the supporting rods and are used for fixing the supporting rods. The portable methane gas detector is convenient to obliquely place, an operator can conveniently