Simple single-fence supplementary feeding device for grazing sheep

The utility model discloses a simple single-fence supplementary feeding device for grazing sheep, and belongs to the technical field of grazing systems. First galvanized angle iron, second galvanized angle iron and third galvanized angle iron of the device are mutually welded to form four cuboid structural frames; the first grid on the side surface is respectively welded with the second galvanized angle iron and the third galvanized angle iron; the second grid on the back surface is respectively welded with the first galvanized angle iron and the third galvanized angle iron; an elastic hinge and a door blocking iron sheet are arranged on the third galvanized angle iron on the front side; one end of the transparent door plate is connected with the third galvanized angle iron through an elastic hinge, and the other end is contacted with the door blocking iron sheet. The device is easy to manufacture and low in cost, each sheep can quit the device after eating up the fed concentrated feed at one time, and the ac