Electric remote fault diagnosis system of tower crane
A fault diagnosis system, tower crane technology, applied in cranes, load hanging components, transportation and packaging, etc., can solve problems such as hidden safety hazards, prolonged maintenance time, inability to determine fault content, etc., to achieve safe and reliable use and maintenance. Efficient and accurate results
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[0015] See attached Figure 1-5 As shown, the present invention includes a computer terminal, a mobile app, a cloud server, a wireless data transmission module, a programmable controller, a touch screen, a frequency converter, an audible and visual alarm, a circuit breaker, a relay, a sensor, and a stroke limiter. Sensors and stroke limiters are installed on various parts of the tower crane. The frequency converter, programmable controller, and touch screen communicate through 485 bus communication technology. The programmable controller collects frequency converters, sensors and various The signal of the stroke limiter, and the signal is transmitted to the touch screen and the wireless transmission module, and the wireless transmission module realizes the data interaction between the programmable controller and the cloud server and realizes the text message control and text message reminder function through the GPRS wireless communication technology. The touch screen describe...
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