Rainwater collection-reuse treatment device

The invention discloses a rainwater collection-reuse treatment device, comprising a rainwater collecting and purifying device and a rainwater storage pond which are connected through a pipeline, wherein the rainwater collecting and purifying device is provided with a plurality of purifying layers, and the rainwater storage pond is used for conveying and reusing the collected and purified rainwater. According to the rainwater collection-reuse treatment device, the rainwater can be collected, purified and reused; by arranging multiple rainwater purifying layers, the rainwater can be collected and purified; and by arranging the rainwater storage pond, the collected and purified rainwater can be utilized for flushing greenbelts, washing vehicles, spraying pavements and flushing toilet bowls, so that the resource utilization of the rainwater can be realized in a broad environment lacking of the water resource, and the pressure caused to a municipal rainwater pipe network during the rainstorm can be relieved. 本发明公开