Vehicle-mounted ambient air quality detector

The utility model provides a vehicle-mounted ambient air quality detector, which belongs to the technical field of environmental protection detection, and comprises a support plate, slide rails, slide blocks, fasteners, a detector body and a sealing cover, the support plate is used for being fixedly mounted on the outer side surface of a vehicle body, the support plate is horizontally arranged, the slide rails are arranged in parallel at intervals and located above the support plate, and the slide blocks are arranged on the slide rails. The sliding blocks are slidably connected to the two sliding rails, the lower end of the detector body is fixedly connected to the two sliding blocks, one end of the sealing cover is rotationally connected with the side, away from the vehicle body, of the supporting plate, the sealing cover is connected with the vehicle body in a matched mode, and a mounting part is arranged on the sealing cover. According to the vehicle-mounted ambient air quality detector provided by the uti