Tower crane safety monitoring circuit with GPRS (General Packet Radio Service) module
A GPRS module, tower crane technology, applied in the direction of cranes, etc., can solve the problems of small monitoring range, poor real-time performance, and inability to manage uniformly, achieve unified monitoring and management, improve operation safety and reliability, and realize remote monitoring. Effect
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[0032] See attached figure 1 ~ attached Figure 8 A tower crane safety monitoring circuit with a GPRS module, which includes a data acquisition unit, a sampling circuit, a main control circuit, a display circuit, an alarm circuit, a relay drive circuit and a GPRS wireless communication circuit; the main control circuit includes a microprocessor The data acquisition unit is connected to the sampling circuit, the sampling circuit is connected to the main control circuit, and the display circuit, alarm circuit and wireless communication module are all connected to the main control circuit; The data acquisition unit includes a load cell, a rotation sensor, a variable amplitude sensor, an altitude sensor, a wind speed sensor, a voltage sensor, a current sensor and a temperature sensor.
[0033] Such as figure 1 , the data acquisition unit composed of load cell, slewing sensor, amplitude sensor, height sensor, wind speed sensor, voltage sensor, current sensor and temperature sen...
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