Elevator Mechanical Design |
Contents
Definition of the mechanical system | 1 |
Suspension of car and counterweight | 16 |
Types of drive | 61 |
1 57 | 103 |
4 | 109 |
Brakes | 145 |
brakes | 187 |
1 | 202 |
Guiding the car and counterweight | 211 |
1 | 258 |
Safety gear | 263 |
Buffers | 299 |
Car frame | 321 |
Doors and door operators | 341 |
Elevator hoistway and machine room | 377 |
Common terms and phrases
angle Aufzüge axis beam bending braking force braking torque breaking load car and counterweight car frame centre-opening door coefficient of friction counterweight deflection disc disc brake diverting pulley door operator door panels DRAKO drum brake efficiency elevator machine elevator ropes Equation factor of safety formula gearbox gearless machine gibs governor rope graph guide rail harmonic drive hoistway illustrated in Figure inertia landing door located low-speed shaft lubrication manufactured mass maximum permissible mechanical mechanical efficiency minimum moment of inertia motor mounted N/mm² nominal diameter number of starts overspeed governor passenger elevators planetary gearing polyurethane rated load rated speed roller guide roping factor Roping system safety gear operation sheave diameter sheave grooves shown in Figure specific pressure spring static steel strands stress suspension ropes temperature tensile force tests traction sheave two-speed vertical wires Wittur Aufzugteile worm gearing worm wheel wrap drive