Uphole grouting sealer

The utility model relates to an uphole grouting sealer which can solve the problems that air during the uphole grouting cannot be discharged completely, the air flows backwards into the hole when a motar return pipe is pulled out, and the motar return pipe is solidified in the hole. The uphole grouting sealer comprises a motar ejection pipe, a hole opening sealer and a hole outer sealer, wherein the motar ejection pipe is connected with an inlet of a tee, one outlet of the tee is connected with a hollow lead screw of the hole opening sealer, a mandril lower cap is arranged at the upper end of the hollow lead screw, and a hand pressing plate is arranged at the lower portion of the hollow lead screw. A plurality of iron pads are arranged on the hollow lead screw between the mandril lower cap and the hand pressing plate, and a rubber plug is arranged between every two iron pads. The other outlet of the tee is connected with a groove at the upper portion of an outer sleeve of the hole outer sealer, a pressing cov