Road construction quality detection device

The utility model relates to the technical field of road quality detection equipment, in particular to a road construction quality detection device which comprises a main body, movable wheels are fixed at the bottom of the main body, a sampling mechanism is arranged in the main body, two telescopic motors are fixed in the main body, and telescopic shaft ends of the telescopic motors are fixed on the upper end face of a protection box. A sampling rod of the sampling mechanism penetrates through the upper end surface of the protection box; the dust collection mechanism comprises a dust collection pipeline, one end of the dust collection pipeline is communicated with the protection box, the other end of the dust collection pipeline is connected with an air pump, and the air pump is connected with the waste box. The dustproof mechanism can effectively prevent dust and the like from splashing during sampling, so that the health of workers is guaranteed; and the dust collection mechanism does not need to sweep the