The utility model discloses a concrete conveying device which comprises a hopper and is characterized in that a feeding port is arranged on the hopper, a screen is arranged on the feeding port, baffles are arranged on two sides in the hopper, springs are arranged at the lower ends of the baffles, one ends of the springs are fixed on inner walls of the hopper, a discharging port is arranged at the bottom of the hopper, a discharging pump is arranged at the bottom of the discharging port, one end of the discharging port is provided with a taper pipe, the taper pipe is connected with a washing pipe, the washing pipe is connected with a conveying pipe, a washing hole is arranged on the washing pipe, and a cover plate is arranged on the washing hole. The concrete conveying device has the advantages that the screen can filter concrete which does not meet the requirements so that quality of the concrete is improved; the baffles can reduce falling speed of the concrete so that accumulation of the concrete can not be caused; and washing is convenient, and blocking can not be caused.