TH95525B - Elevators and methods of monitoring them - Google Patents

Abstract

In this drive unit (9), at least one alarm device (29) is provided for Keep an eye on the unauthorized lift of the elevator cabinet.The drive unit (9) consists of a motor unit (14) and a deflection unit (17) if the counterweight is supported by the deflection unit (17). ) For example, rest on the bumper of the elevator pond. The set for deflection (17) will be unloaded and Raised by means of the spring part (22) of the alarm device (28), the receiver (29) of the alarm device (28) will detect the displacement of the deflection unit (17) and will turn off. Operation of the motor (30) of the motor (14) by means of a safety circuit.

Claims (1)

1. An elevator with an elevator (3) that can move in the shaft (2) and a counterweight (8) that can move in the shaft. Where the support path (7) connects and supports the elevator cabinet (3) and the counterweight (8) and the drive unit (9) drives the support path (7), which is characterized by that the spring element (22) ) At least one unit acting as a force storage unit and lifting the drive unit (9) when the support path (7) is released, that load is provided to the drive unit (9), and Which will provide at least the receptors (29)