Environment-friendly concrete gravel conveying device

The utility model relates to the technical field of gravel conveying devices, and discloses an environment-friendly concrete gravel conveying device which comprises a concrete gravel conveying belt body, a conveying belt body is arranged on the concrete gravel conveying belt body, and the left end of the concrete gravel conveying belt body is fixedly connected with two fixing blocks. The bottom ends of the two fixing blocks are connected with first supporting columns through rotating shafts, the bottom ends of the right faces of the two first supporting columns are fixedly connected with track plates correspondingly, the right faces of the two track plates are fixedly connected with second supporting columns correspondingly, the bottom ends of the two second supporting columns are movably sleeved with lead screws correspondingly, and sliding grooves are formed in the top faces of the right ends of the two track plates correspondingly. Sliding blocks are slidably connected into the two sliding grooves correspo