Cable anti-falling system for tower crane and tower crane

The invention discloses a cable anti-falling system for a tower crane and the tower crane, and the cable anti-falling system comprises a cable storage device which is arranged on a tower body of the tower crane and is used for winding and unwinding a cable; and the limiting device is movably arranged on the cable storage device and is used for limiting the cable storage device to release the cable so as to prevent the cable storage device from rotating randomly, so that the cable is prevented from being pulled due to mistaken release, and the safety and the reliability of power utilization of the tower crane are ensured. 本发明公开了一种用于塔式起重机的电缆防坠系统和塔式起重机，该电缆防坠系统包括：电缆收纳装置，设置在塔式起重机的塔身上，用于收放电缆；限制装置，可活动地设置在电缆收纳装置上，用于限制电缆收纳装置外放电缆，以防止电缆收纳装置随意转动，进而避免电缆被误外放造成拉伤，保证了塔式起重机用电的安全性和可靠性。