JPS631877U

JPS631877U -

Info

Publication number: JPS631877U
Application number: JP9550786U
Authority: JP
Priority date: 1986-06-23
Filing date: 1986-06-23
Publication date: 1988-01-08

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例による乗客コンベ
アの要部概略構成図、第２図は第１図に示す下部
張力装置の要部拡大側面図、第３図は従来の乗客
コンベアを示す要部概略構成図である。１は主枠、２は駆動装置、３は下部張力装置、
３ａは枠、３ｂは取付台、３ｃはバネ、３ｄはダ
ンピング装置、４は下部スプロケツト、５はステ
ツプチエーン、６は踏段、６ｂは踏段ローラ。な
お、図中、同一符号は同一、又は相当部分を示す
。 Fig. 1 is a schematic diagram of the main parts of a passenger conveyor according to an embodiment of this invention, Fig. 2 is an enlarged side view of the main parts of the lower tension device shown in Fig. 1, and Fig. 3 is a main part showing a conventional passenger conveyor. It is a schematic block diagram of a part. 1 is the main frame, 2 is the drive device, 3 is the lower tension device,
3a is a frame, 3b is a mounting base, 3c is a spring, 3d is a damping device, 4 is a lower sprocket, 5 is a step chain, 6 is a step, and 6b is a step roller. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.

Claims

[Scope of utility model registration request]

A driving sprocket and a driven sprocket are provided at both ends of the running path, and the step is moved by a step chain that spans between both sprockets, and the rotating shaft of the driven sprocket is connected to a tensioning device. 1. A passenger conveyor supported by a passenger conveyor, characterized in that a damping device is provided in parallel to the spring constituting the tension device to prevent resonance of the spring.