The invention discloses a lifting type elevator falling prevention device, and belongs to the field of building equipment. The lifting type elevator falling prevention device is composed of a left side blocking assembly, a first supporting rod, an elevator car bottom assembly, an elevator car, an acceleration sensor, a tension sensor, a second supporting rod, a steel wire rope, a third supportingrod, a fourth supporting rod and a right blocking assembly, and is characterized in that the first supporting rod, the second supporting rod, the third supporting rod and the fourth supporting rod arefastened to the wall corner of an elevator shaft through bolts, the left blocking assembly is installed on the first supporting rod and the second supporting rod, the right blocking assembly is installed on the third supporting rod and the fourth supporting rod, and the left blocking assembly and the right blocking assembly are installed in the elevator shaft corresponding to each floor, the elevator car bottom assembly is installed at the bottom of the elevator car, and the tension sensor and the acceleration sensor are installed at the top of the elevator car. The device has the advantagesthat an elevator can be prevented from falling in real time, secondary damage is avoided, and the occurrence of elevator accidents is reduced.