Cleaning and sweeping vehicle clear water tank liquid level detection device based on CAN bus

• Main Authors: DOU RENJIE, LIU HAINING, CUI HUANYONG, YANG FENGQIN, LI FAJIA
• Format: Patent
• Language: Chinese; English
• Published: 25.12.2020
• Subjects: MEASURING; MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUIDLEVEL; METERING BY VOLUME; PHYSICS; SIGNALLING; TESTING; TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILARSIGNALS

A cleaning and sweeping vehicle clear water tank liquid level detection device based on a CAN bus comprises an MCU microcontroller, a liquid level display module and a liquid level signal acquisitioncircuit module, and the MCU microcontroller is communicated with the liquid level display module through the CAN bus; the liquid level signal acquisition circuit module comprises a plurality of liquidlevel signal acquisition lines; the liquid level detection device further comprises a voice alarm module, and the MCU and the voice alarm module are in communication through a CAN bus. According to the utility model, a communication mode of integrating the water level detection circuit module and the CAN bus is adopted, the residual water amount in the clean water tank is accurately collected inreal time, and visual and accurate data information is provided for water carrying arrangement and work scheduling of the cleaning and sweeping vehicle; meanwhile, a voice alarm function for the watershortage state of the clear