B66B23/026

DIRECT DRIVE SYSTEM FOR PASSENGER CONVEYER DEVICE AND PASSENGER CONVEYER DEVICE

The present utility model provides a direct-drive system for a passenger transportation apparatus, and a passenger transportation apparatus having same. The direct-drive system comprises: a motor comprising a motor output shaft, for providing power; a main drive shaft for transmitting the power to a passenger transportation portion of the passenger transportation apparatus; and a gear box comprising an input end connected to the motor output shaft and an output end connected to the main drive shaft respectively, and being used for transmitting the power, provided by the motor, to the main drive shaft, wherein the gear box comprises a plurality of gear pairs, and each of the gear pairs has a progressively decreasing gear slope along the direction from the input end of the gear box to the output end thereof. The reliability of the entire set of direct-drive system is greatly improved.

Link chain of a moving walkway or an escalator

An escalator has a step belt or moving walkway has a plate belt, wherein the belt includes at least one link chain arranged to circulate between a first deflecting region and a second deflecting region of the escalator or the moving walkway. Guide rollers as well as steps or plates are arranged at the link chain. The link chain additionally includes system rollers. The guide rollers and the system rollers are arranged on at least three tracks lying adjacent to one another with respect to a direction of circulation of the link chain, wherein one of the tracks is occupied by the guide rollers and at least two of the tracks are occupied by the system rollers.

LINK CHAIN OF A MOVING WALKWAY OR AN ESCALATOR
20170210602 · 2017-07-27 ·

An escalator has a step belt or moving walkway has a plate belt, wherein the belt includes at least one link chain arranged to circulate between a first deflecting region and a second deflecting region of the escalator or the moving walkway. Guide rollers as well as steps or plates are arranged at the link chain. The link chain additionally includes system rollers. The guide rollers and the system rollers are arranged on at least three tracks lying adjacent to one another with respect to a direction of circulation of the link chain, wherein one of the tracks is occupied by the guide rollers and at least two of the tracks are occupied by the system rollers.

Conveyor band drive system

A drive system (10) that is operable to drive a conveyor band (12) includes a drive motor (26), inner and outer drive shafts (28, 30), a gearbox (32), and a band engagement member (34, 36). The inner drive shaft (28) includes first and second ends (38, 40), the first end (38) being connected to the drive motor (26). The gearbox (32) includes input and output portions, the input and output portions being in geared connection with one another, and the input portions being connected to the second end (40) of the inner drive shaft (28). The outer drive shaft (30) includes a cavity (46) that extends through at least a portion of the outer drive shaft (30). The outer drive shaft (30) is connected to the output portion of the gearbox (32). The band engagement member (34, 36) extends radially outward from an outer surface of the outer drive shaft (30). At least a portion of the inner drive shaft (28) is positioned within the cavity (46) of the outer drive shaft (30).