Elevator advertisement display screen maintenance device

The utility model relates to the technical field of elevator advertisement display screen overhauling, and discloses an elevator advertisement display screen overhauling device which comprises an overhauling device body, the surface of the overhauling device body is connected with a positive electro...

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Bibliographic Details
Main Author XU ZHAOXUAN
Format Patent
LanguageChinese
English
Published 30.01.2024
Subjects
CLEANING
CLEANING IN GENERAL
ELEVATORS
ESCALATORS OR MOVING WALKWAYS
HAULING
HOISTING
LIFTING
PERFORMING OPERATIONS
PREVENTION OF FOULING IN GENERAL
TRANSPORTING
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Summary:The utility model relates to the technical field of elevator advertisement display screen overhauling, and discloses an elevator advertisement display screen overhauling device which comprises an overhauling device body, the surface of the overhauling device body is connected with a positive electrode testing end and a negative electrode testing end through two connecting lines respectively, and a shell is fixed to the back of the overhauling device body. The interior of the shell is divided into a containing cavity and a dust collection cavity. According to the utility model, through the arrangement of the air suction assembly and the air suction nozzle which are additionally arranged, when an operator climbs to the top end of an elevator car to overhaul a power supply circuit connected with a display screen, dust at positions such as jacks of a patch board needing to be tested can be collected and cleaned through the air suction assembly, so that whether the circuit is electrified or not can be detected mor
Bibliography:Application Number: CN202321843021U