Concrete spraying device for supporting construction

The utility model discloses a concrete spraying device for supporting construction, which comprises a fixed seat, two moving wheels are rotatably connected to the outer walls of the two sides of the fixed seat, a box body is fixedly connected to the outer wall of the top of the fixed seat, and a feeding pipe is arranged on the outer wall of the top of the box body; a discharging opening is formed in the position, located at the bottom, of the outer wall of one side of the box body, a pump body is fixedly connected to the inner wall of the discharging opening, a second guide plate is fixedly connected to the position, close to the top, of the inner wall of the box body, a through opening is formed in the outer wall of the bottom of the second guide plate, and first springs are fixedly connected to the two sides of the inner wall of the top of the box body. According to the concrete spraying device, the influence on concrete spraying caused by concrete accumulation due to high concrete flow speed can be prevent