Lawn with rainwater collecting function and construction method thereof
A technology for collecting rainwater and lawns, applied in the field of environmental greening, can solve problems such as waste of manpower and material resources, waterlogging, and poor utilization of rainwater, and achieve the effect of saving manpower and material resources.
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[0020] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings.
[0021] A lawn with the function of collecting rainwater, comprising a planting layer 1, a reservoir 10 and a PLC central controller 4. The planting layer 1 is a slope with a flat trench at the lowest point, and a sewer 6 at the lowest point of the flat trench The sewer 6 is connected to the lower reservoir 10, the reservoir 10 is provided with a tapered bottom 11, the upper side wall of the reservoir 10 is provided with an overflow pipe 9, and the planting layer 1 is provided with Humidity detector 8, said humidity detector 8 is connected to PLC central controller 4, when humidity detector 8 detects that the humidity of planting layer 1 reaches the set lower limit, it will transmit the signal to PLC central controller 4, PLC central control The device 4 starts the sprinkler pump 5 to supply water to the sprinkle...
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