Elevator car rescue device

Abstract

The invention discloses a lift car rescue device. The lift car rescue device comprises a safe escape window, a safety window lock arranged on the safe escape window and a car wall unlocking device; an opening handle is arranged on the top of the safe escape window, and a ladder stand is arranged in the safe escape window; the safety window lock is provided with a lock tongue, and the car wall unlocking device comprises a car wall lock, a connecting rod mechanism, a pushing unit which is arranged on the car wall in a vertical moving manner and a transmission unit which is movably arranged on a car roof in the telescopic direction of the lock tongue; the pushing unit is in sliding fit with the transmission unit, and the connecting rod mechanism is connected with the car wall lock and the pushing unit, and the pushing unit is provided with an upper end working position and a lower end working position along with the vertical moving of the connecting rod mechanism; and when the pushing unit is located at the upper end working position, the transmission unit compresses the lock tongue into the safety window lock, and when the pushing unit is located at the lower end working position, the lock tongue stretches out of the safety window lock. The lift car rescue device can be used for the rescue from the external portion and self rescue from the internal portion under the emergent state, and is convenient to operate, safe and reliable.

Description

technical field [0001] The invention relates to the technical field of elevators, in particular to an elevator car rescue device. Background technique [0002] As the height of buildings is getting higher and higher, the fire protection requirements for buildings are also getting higher and higher, and the market demand for fire elevators is also increasing. According to the requirements of the standard, the fire elevator car needs to have the functions of internal self-rescue of firefighters and external rescue of firefighters. Therefore, an emergency evacuation exit must be reserved on the car top of the fire elevator. In case the door opening mechanism of the elevator fails, the emergency evacuation exit can be used to escape. However, at present, there is no elevator car with an emergency exit that can facilitate rescue by opening the escape window from the outside, and can also be suitable for quickly opening the escape window from the inside in an emergency for self-r...

AI Technical Summary

Problems solved by technology

However, at present, there is no elevator car with an emergency exit that can facilitate rescue by opening the escape window from the outside, and can also be suitable for quickly opening the escape window from the inside in an emergency for self-rescue, so the industry is in urgent need of a design An elevator car rescue device that facilitates the evacuation of trapped people in the car, has higher safety, and is more convenient to operate

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