Rainwater collection and utilization integrated device

The invention provides a rainwater collection and utilization integrated device which comprises a box body, a box door is hinged to the front face of the box body, the end face of the box body communicates with a filter screen frame, a water pump and a pipeline are installed on the side wall of the box body, a liquid level meter is installed on the inner wall of the box body, and a cleaning supporting mechanism is arranged on the end face of the box body. The cleaning supporting mechanism comprises two water diversion plates, the two water diversion plates are rotationally connected to the two sides of the filter screen frame correspondingly, and sliding grooves are formed in the end faces of the water diversion plates. By arranging the filter screen frame and the activated carbon block, rainwater can be filtered by means of filtering of the filter screen frame, impurities such as fallen leaves can be separated out, rainwater can be purified by means of the activated carbon block, the impurities in the rainwa