Bearing room seal structure of frame that shakes sieve

The utility model provides a bearing room seal structure of frame that shakes sieve, barrel including the frame sieve that shakes, mounting flange, bearing room and end cover, be equipped with first sealing washer on the binding face of end cover and bearing room, be equipped with Z type oil duct on the bearing room, the one end penetrating shaft of Z type oil duct holds the roller, the grease nipple is connected to the other end, be equipped with the through -hole on the end cover, the terminal surface that sinks to the end cover under the grease nipple is inboard, be equipped with the shieldon the through -hole, the shield include the blind nut and with blind nut fixed connection's rubber sleeve, blind nut and through -hole screw -thread fit, the rubber sleeve can overlap on the greasenipple. The outer periphery and the terminal surface of bearing room end cover all are equipped with the sealing washer, can keep apart the dust effectively. The bearing room is equipped with Z type oil duct, and the grease ni