Abstract
In this design，on the -1F to the 2F for municipal services tube the net keep provide，3 to 15F is frequency conversion water supply pump as the water supply way.Keep provide part the net connect lead of a DN150 into the tube from the municipal services water pipe，another twolead of DN100 into tube connect to -1 F life pond and fire fight pond.Life pond and fire fight pond adoption the brick carve concrete structure and placed in the basement.Drainage using domestic sewage and wastewater combined system. Except the drainagesystem of 1F to2F use stack vent， the other are usedspecific vent stack. The pump house drain slot through gather together row to the -1 F sewage well，through submersible sewage pumps promote row to check well again through septic tank processing rear row go into municipal services drain pipe.Building 3F above of life the soil pipe is in the 2F hang the crest，each unit life soil pipe appropriate gather together conversion to arrive drain to sign tube rear row outdoors. Select gravity roof rainwater drainage system. House noodles rain water through the house noodles rain roof drain after collection from rain water tube the row go to thecheck well.
According to the codes，the building is class two fireproof construction，belongs to one class of medium degree dangerous.Indoor fire fight discharge is 30 L/s and outdoor is 30 L/s，full water spoutis 13m，hoses is 25 m，water gun spray the mouth discharge is 5.4 L/s，and the fire standpipe diameter is DN100，DN150. In the top set a fire hydrant as an experiment hydrant. All hydrant cabinet seta long-distance leave start fire fight pump of button.
The building is arranged with wet pipe fire sprinkler system. Alarm valve is arranged on the basement. Each floor should set a flow indicator，End water-test equipment and signal valve，its signal all send into fire fight control center to carry on processing. The automatic sprinkler system is divided into four zones. The fire tank is 18 cubic meters，have 10min fire water storage.Automatic sprinkler system and hydrant system of initial stage extinguish fire from the water tank supply water.Latter water supply is supply by fire pump and spray pump in the basement.
Keyword： Water-supplysystem、Drainage system、Hydrant system、Automatic sprinkler system、Rainwater system
