Super -high molecular polymer mud jacking cover

The utility model provides a super -high molecular polymer mud jacking cover, relates to a construction equipment, especially is used for the sealed construction equipment of high -speed railway prestressed concrete simple beam pipeline mud jacking anchor head. It includes sealing device and fixing device, and fixing device includes screw rod and nut, and sealing device includes clamp plate and sealed tube, and pressing plate lives the sealed tube, and the clamp plate is fixed to screw rod, nut. Inlayed the rubber tube at sealed tube inner wall lower extreme, the sealed tube both ends are equipped with the packing ring, and the sealed tube is used for filling sand pulp, and the sealed tube outer wall is equipped with the staple bolt. The utility model discloses the beneficial effect who has is: the sealed tube is used for filling sand pulp, plays the auxiliary seal effect through the mortar to the ground tackle to it is not enough to leak the thick liquid build -up of pressure during slip casting, the sealed