A signal acquisition device applied to an intelligent traction net rack

Abstract

The utility model relates to a signal collection device for intelligent traction net rack, and the device comprises: a sensor unit comprising a speed encoder and a vibration sensor, the signal output end of the speed encoder is connected with the first input end of a single-pole double-throw switch through a first ADC circuit, the signal output end of the vibration sensor is connected with the second input end of a single-pole double-throw switch through a second ADC circuit; a signal transmission unit comprising a protection circuit, a filter and a wireless communication circuit, the input end of the protection circuit is connected with the output end of a single-pole double-throw switch, the output end of the protection circuit is connected with the input end of a wireless communication circuit through a filter, and the wireless communication circuit outputs an electric wave signal; and a terminal for receiving the electric wave signal and visualizing the electric wave signal. The utility model monitors the stability of the intelligent traction net rack in a non-working state, thereby ensuring the safety of the patient using the intelligent traction net rack subsequently.

Claims

1. A signal acquisition device applied to an intelligent traction grid structure, characterized in that, include: The sensor unit includes a speed encoder and a vibration sensor, wherein the signal output terminal of the speed encoder is connected to the first input terminal of a single-pole double-throw switch through a first ADC circuit, and the signal output terminal of the vibration sensor is connected to the second input terminal of the single-pole double-throw switch through a second ADC circuit. A signal transmission unit includes a protection circuit, a filter, and a wireless communication circuit, wherein the input terminal of the protection circuit is connected to the output terminal of the single-pole double-throw switch, the output terminal of the protection circuit is connected to the input terminal of the wireless communication circuit through the filter, and the wireless communication circuit outputs an electromagnetic signal. A terminal for receiving the radio wave signals and visualizing the radio wave signals.

2. The signal acquisition device for an intelligent traction grid structure according to claim 1, characterized in that, The protection circuit includes: a first resistor (R1), a first capacitor (C1), a first diode (TVS1), a second diode (TVS2), a first transistor (Q1), and a first inductor (L1). One end of the first resistor (R1) is the input terminal of the protection circuit, and the other end of the first resistor (R1) is connected to the base of the first transistor (Q1). The other end of the first resistor (R1) is also grounded through the first diode (TVS1). The emitter of the first transistor (Q1) is grounded, and the collector of the first transistor (Q1) is the output terminal of the protection circuit. The collector of the first transistor (Q1) is grounded through the second diode (TVS2). The collector of the first transistor (Q1) is connected to one end of the first inductor (L1), and the other end of the first inductor (L1) receives a high-level signal. The other end of the first inductor is grounded through the first capacitor (C1). The first diode (TVS1) and the second diode (TVS2) are both TVS diodes, and the first transistor (Q1) is a PNP transistor.

3. The signal acquisition device applied to an intelligent traction grid structure according to claim 1, characterized in that, The filter is an LC filter.

4. The signal acquisition device for an intelligent traction grid structure according to claim 1, characterized in that, The first ADC circuit includes an ADC chip of model AD7091R-5.

5. The signal acquisition device for an intelligent traction grid structure according to claim 1, characterized in that, The second ADC circuit includes an ADC chip of model ADS131M04.

6. The signal acquisition device for an intelligent traction grid structure according to claim 1, characterized in that, The terminal is a computer terminal, which includes a processor and a display. The processor converts the radio wave signal into an image signal and transmits the image signal to the display.

7. A signal acquisition device for an intelligent traction grid structure according to claim 6, characterized in that, The computer terminal also includes an antenna for receiving radio wave signals and transmitting the radio wave signals to the processor.

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