Anchor removal type recoverable anchor rod

The utility model provides an anchor dismounting type recoverable anchor rod, and relates to the technical field of anchor rods for foundation pit supporting engineering. The anchor dismounting type recoverable anchor rod mainly comprises an elastic outer pipe sleeve, a plurality of steel strands and an anchor rod body, wherein the steel strands are arranged on the inner circumferential wall of the elastic outer pipe sleeve; the anchor rod body is arranged on the inner sides of the multiple steel strands, the anchor rod body is movably sleeved with an expansion element, and the distance from any point on the expansion element to the axis of the expansion element in the radial direction of the anchor rod body is continuously decreased in the direction from the tail of the anchor rod body to the head of the anchor rod body. The anchor dismounting type recoverable anchor rod can be recovered after the temporary supporting function fails, the situation that a large amount of underground space is occupied is avoid