The application discloses a recyclable prestressed anchor cable, which comprises an anchor cable
assembly, a support and a connecting
assembly, the anchor cable
assembly comprises a steel strand and a recycling cable, the steel strand comprises a free section and an anchoring section which are arranged separately, the support is provided with a grouting hole and a mounting hole, the connecting assembly comprises a connecting part and a first clamping part in a conical shape, the connecting part is embedded in the mounting hole, the connecting part is formed with an inner cavity, the inner cavity comprises a first end and a second end which are arranged oppositely, the free section is mounted at the first end, the second end is arranged in a tapering manner along a first direction, the first clamping part is sleeved on the anchoring section and embedded in the second end, and one end of the recycling cable extends into the inner cavity and is connected with the first clamping part along the first direction. The recyclable prestressed anchor cable can be used for supporting the side slope, the inner wall of a foundation pit, a mine and the like, the supporting and recycling principle is simple, the recyclable prestressed anchor cable is easy to manufacture, the structure is simple, the recyclable prestressed anchor cable is convenient to operate, easy to recycle, can be recycled for many times, and the use value of the anchor cable is improved.