PAGE\*MERGEFORMATI呼市检察院大楼给排水及消防设计—18层摘要本工程为呼市检察院大楼，共18层，建筑总高度68.4米,属一类高层建筑。地下一层,地上18层，每层层高3.8米。一层室内地坪标高为±0.00。市政给水管网压力为0.25MPa，生活给水系统、排水系统均从建筑物北侧通过，给、排水标高分别为-2.2m，-1.6m。本次设计主要包括给水系统、排水系统、消防系统。给水系统采用分区供水，-1—4层为低区，利用市政管网直接供水，5—18层为高区，利用变频泵加压供水。给水横管采用PP-R塑料管，立管采用无缝钢管。排水系统采用污废水合流制。底层单独排水，合流排放，立管采用伸顶通气。本设计的消防系统由消火栓灭火系统和自动喷水灭火系统组成，由水泵、水箱联合供水。火灾初期10min消防用水量由屋顶消防水箱供给，消防水箱的水源由生活水泵补给；10min后的消防系统启动消防水泵，从消防水池抽水供消火栓以及喷头使用。[关键词]高层建筑给水系统排水系统消防系统PAGE\*MERGEFORMATIVWatersupplyanddrainageandfirefightingdesignofHohhot'sprocuratoratebuilding-eighteenfloorsNameZhangfanTutorYinzhenyuAbstractThisprojectisHohhot’sprocuratoratebuilding,atotalof18storeys.Itis68.4metersinheight,Secret1layer,18layersontheground,eachis3.8metershigh.Groundoftheonelayerofindoorlevelgroundlevelis±0.00.Thereliablewaterheadtothewaterpipenetofcityfor0.25Mpa.Thedrinkingwatersystemanddrainagesystemarefromthenorththroughbuildings,Totheelevationof-2.2m,respectively,drainage-1.6m.Thisdesignmainlyincludesthewatersupplysystem,drainagesystem,andfirefightingsystem.watersupplysystemdistrictthewatersupply.-1—4podiums’watersupplyisbasedontheoutsidenetworkpressure,5—18layersaredividedintoazonewhichusepressurizingwatersupply,anditusespumptopressurize.HorizontalpipeofwatersupplychooseThePP-Rplasticpipe,andtheriseradoptstheseamlesssteelpipe.Thedrainagesystemusesewageandwastewatercombiningsystem.Thefirstfloordrainseparatelyanddischargeininterflow,therisersusestretchtopventilationwithoutspecialventilationrisers.Thedesignoffirefightingsystemiscomposedoffirehydrantextinguishingsystemandautomaticsprinklersystem.Watersupplyisunitedbywaterpumpandwatertanktothefirehydrantsystem.Theearlytenminutesfirewatersupplyisfromthefireprotectionwatertank,andthewaterofthefireprotectionwatertankcomesfromthelivingwaterpump;aftertenminutesstartthefirepumpstopumpthewaterfromthefiretankpumpingforhydrantsandsprinklers.[Keywords]High-risebuildingWatersupplysystemThedrainagesystemFireprotectionsystem目录TOC\o"1-3"\h\z\uHYPERLINK\l