Abstract:
PROBLEM TO BE SOLVED: To provide a lift cage having no conventional problems, and to provide a maintenance method. SOLUTION: The lift cage 1 comprises a cage roof 2 which can be lowered to a passenger compartment by a lifting device and which is functioned as a maintenance platform for a maintenance worker to do maintenance work at a lowered position. The lifting device has several Bowden pulls. COPYRIGHT: (C)2007,JPO&INPIT
Abstract:
Procedimiento para la realización de trabajos de mantenimiento e inspección en una instalación de ascensor que incluye una caja de ascensor (21) con puertas de caja (24) y una cabina de ascensor (1) con una puerta de cabina (26) que se puede desplazar dentro de la caja de ascensor, sirviendo un techo de cabina abatible (2) como plataforma de mantenimiento e incluyendo el procedimiento al menos los siguientes pasos: - la cabina de ascensor (1) se posiciona en una planta seleccionada y las puertas de cabina (26) y las puertas de caja (24) del piso elegido se abren; - un trabajador de mantenimiento baja el techo de cabina (2) mediante un dispositivo elevador hasta un nivel de trabajo situado por debajo de un dintel de puerta (25) de la cabina de ascensor (1); - el trabajador de mantenimiento sube con ayuda de un sistema de subida (22) desde el piso (23) de la planta elegida, a través de la puerta de caja (24) abierta y de la puerta de cabina (26) abierta, hasta el techo de cabina (2) bajado hasta el nivel de trabajo; y - el trabajador de mantenimiento situado sobre la cabina de ascensor (1) hace que ésta se desplace dentro de la caja de ascensor hasta las posiciones de mantenimiento; caracterizado porque el dispositivo de elevación con el que se baja o sube el techo de cabina abatible (2) incluye varios cables Bowden, siendo transmitida al techo de cabina (2) la fuerza necesaria para subir o sostener el techo de cabina (2) por un dispositivo de accionamiento (10.1, 10.2) del dispositivo de elevación mediante órganos de tracción (7) de los cables Bowden (6) a través de puntos de apoyo (9) de la cabina de ascensor (1).
Abstract:
A method for carrying out maintenance and inspection operations at an elevator installation with an elevator car having a lowerable car roof that serves as maintenance platform, comprises at least the following steps: positioning the elevator car at a selected floor and opening the elevator doors; lowering the car roof into the elevator car to work level; climbing of the maintenance person with the help of climbing equipment from the selected floor through the elevator doors onto the lowered car roof, closing the elevator doors; and moving the elevator car to maintenance positions.
Abstract:
An elevator car has a car roof which can be lowered into the passenger compartment by means of a drive device and in the lowered position serves as a platform for the maintenance personnel for the performance of maintenance and checking operations. The drive device actuates several Bowden pulls.
Abstract:
A method for carrying out maintenance and inspection operations at an elevator installation with an elevator car having a lowerable car roof that serves as maintenance platform, comprises at least the following steps: positioning the elevator car at a selected floor and opening the elevator doors; lowering the car roof into the elevator car to work level; climbing of the maintenance person with the help of climbing equipment from the selected floor through the elevator doors onto the lowered car roof, closing the elevator doors; and moving the elevator car to maintenance positions.
Abstract:
An elevator car has a car roof which can be lowered into the passenger compartment by means of a drive device and in the lowered position serves as a platform for the maintenance personnel for the performance of maintenance and checking operations. The drive device actuates several Bowden pulls.
Abstract:
A method for carrying out maintenance and inspection operations at an elevator installation with an elevator car having a lowerable car roof that serves as maintenance platform, comprises at least the following steps: positioning the elevator car at a selected floor and opening the elevator doors; lowering the car roof into the elevator car to work level; climbing of the maintenance person with the help of climbing equipment from the selected floor through the elevator doors onto the lowered car roof, closing the elevator doors; and moving the elevator car to maintenance positions.