Life-saving rope for high buildings

The utility model discloses a life-saving rope for self rescue, which is suitable for emergency in high buildings. The utility model makes use of the rotation of a capstan and a rocker arm to drive an oil-fill plug to have up and down reciprocal motion to cause hydraulic oil in an oil cylinder to flow from a flow hole on the oil-fill plug limitedly, the action of the oil-fill plug is limited reversely, and thereby, the rotation of the rocker arm and the capstan are controlled to obtain a speed to cause a descending object to land on the ground safely. The utility model can be fixed on a windowsill or a balcony when in emergency, the utility model has convenient use and safety, and the utility model is a necessary emergency escape appliance for high layer residents.