The invention provides an elevator operation quality tester, comprising a rectangle aluminium-alloy housing provided with a casing and a covering, an upper opening of the casing is provided with a groove for embedding in a touching screen; circuit board, three-axis acceleration sensor and rechargeable battery supplying power to the circuit board are provided in the casing; the circuit board is provide with elevator vibration data acquisition circuit, back-end data processing system, interface circuit and radio communication circuit; the casing is provided with a handle on the side; the elevator vibration data acquisition circuit comprises a power isolation module, a power circuit conversion module, a three-axis acceleration sensor, an analog and digital signal isolation module and a analog-digital conversion module, the power isolation module isolates an external power supply, and the power isolation module is connected to the power circuit conversion module.
Elevator operation quality tester
2022-06-21
Patent
Electronic Resource
English
IPC: | B66B Aufzüge , ELEVATORS / G01H MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES , Messen von mechanischen Schwingungen oder Ultraschall-, Schall- oder Infraschallwellen / G01P MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION OR SHOCK , Messen der Linear- oder Winkelgeschwindigkeit, der Beschleunigung, der Verzögerung oder des Stoßes / H05K PRINTED CIRCUITS , Gedruckte Schaltungen |