Bituminous pavement construction thickness measuring device

The utility model relates to the field of thickness measurement, and discloses an asphalt pavement construction thickness measuring device, which comprises a shell arranged above an asphalt pavement, a pneumatic push rod fixedly arranged at the top end of the shell, and a detection insertion rod fixedly arranged at the output end of the pneumatic push rod; the cleaning assembly is arranged on the shell, the cleaning assembly comprises a moving rod, a connecting rod, an inner spring, an arc-shaped scraping strip, a positioning block and a fixing screw rod, a moving hole is formed in the outer side of the shell, the moving rod is slidably installed in the moving hole, the connecting rod is fixedly connected with the moving rod, and the inner spring is fixedly connected with the inner spring. The inner spring is fixedly installed between the connecting rod and the side wall of the shell, the positioning block is fixedly installed at the end of the moving rod, a positioning groove is formed in the side face of th