A Ivalvu yoMsinga woMliloisebenza njengecandelo elibalulekileyo kwiinkqubo zokhuseleko lomlilo. Ilawula ukuhamba kwamanzi ukusuka kwi-hydrant ukuya kwipayipi yomlilo ngexesha leengxamiseko. Ukuqonda iimpawu zayo kunceda ukuqinisekisa impendulo ekhawulezileyo kunye nokusebenza okuthembekileyo.

Ulwazi olufanelekileyo ngeevalvu zokucima umlilo lunokwenza umahluko xa kukho imeko engxamisekileyo.

Izinto ezibalulekileyo ekufuneka ziqwalaselwe

• Iivalvu zombhobho womlilolawula ukuhamba kwamanzi kunye noxinzelelo, ukunceda abacimi-mlilo ukuba bazise amanzi ngokufanelekileyo nangokukhuselekileyo ngexesha likaxakeka.
• Iindidi ezahlukeneyo zeevalvu, njengeglobe, isango, i-engile, kunye nebhereli eyomileyo, zibonelela ngeenzuzo ezithile ezifana nolawulo lokuhamba kwamanzi ngokuchanekileyo, ukukhululwa kwamanzi ngokukhawuleza, uyilo lokonga indawo, kunye nokukhusela ukukhenkceza.
• Ukulandela imigangatho yokhuseleko kunye nokugcinwa rhoqo kuqinisekisa ukuba iivalvu zisebenza ngokuthembekileyo, zikhusela ubomi, iipropati, kunye nemithombo yamanzi yoluntu.

Imisebenzi ephambili kunye neempawu eziphambili zeValve yoMlilo

Ulawulo lokuhamba kwamanzi

Ivalvu yoMbane yoMlilo ivumela abacimi-mlilo ukuba balawule ukuhamba kwamanzi ngexesha leengxakeko. Banokuyivula okanye bayivale ivalvu ukuze baqalise okanye bayeke ukuhamba kwamanzi. Olu lawulo lunceda ukuqondisa amanzi ngqo apho afuneka khona. Abacimi-mlilo baxhomekeke kolu phawu ukucima umlilo ngokukhawuleza.

Icebiso: Ulawulo olufanelekileyo lokuhamba kwamanzi lunokwenza ukuba ukulwa nomlilo kube nempumelelo ngakumbi kwaye kunciphise inkunkuma yamanzi.

Ulawulo loxinzelelo

Ulawulo loxinzeleloImele njengeyona nto iphambili kwiValve nganye yeFire Hydrant. Ezi valivu zinceda ukugcina uxinzelelo lwamanzi oluzinzileyo kwipayipi. Ukuba uxinzelelo luphezulu kakhulu, iipayipi okanye izixhobo zinokwaphuka. Ukuba uxinzelelo luhla kakhulu, amanzi asenokungafiki emlilweni. Ivalvu iqinisekisa ulungelelwaniso olufanelekileyo lokulwa umlilo ngokukhuselekileyo nangokufanelekileyo.

Uphawu	Inzuzo
Ulawulo loxinzelelo	Ithintela umonakalo wepayipi
Ukuhamba Okuzinzileyo	Iqinisekisa ukuba amanzi afikelela emlilweni

Ukugcinwa kwamanzi

Iivalvu zeFire Hydrant zinceda ukonga amanzi ngexesha leengxamiseko zomlilo. Ngokulawula ubungakanani bamanzi akhutshwayo, zithintela inkunkuma engeyomfuneko. Abacimi-mlilo banokusebenzisa amanzi abawadingayo kuphela. Olu phawu lukhusela imithombo yamanzi yasekuhlaleni kwaye luxhasa ukhuseleko lokusingqongileyo.

• Inciphisa ukulahleka kwamanzi
• Ixhasa ukulwa umlilo okuzinzileyo
• Ikhusela izixhobo zoluntu

Ukuqina kunye nokugcinwa

Abavelisi bayila iiValvu zeFire Hydrant ukuze zihlale ixesha elide kwiimeko ezinzima. Basebenzisa izinto ezomeleleyo ezifana nobhedu okanye intsimbi engagqwaliyo. Ezi valvu ziyamelana nokugqwala kunye nomonakalo ovela kwimozulu.Ukugcinwa rhoqoZigcina zisebenza kakuhle. Ukuhlolwa okulula kunye nokucoca kunceda ukuthintela iingxaki ngexesha likaxakeka.

Qaphela: Ukuhlolwa rhoqo kuqinisekisa ukuba iFire Hydrant Valve ihlala ithembekile kwaye ilungele ukusetyenziswa.

Iintlobo zeValve yoMlilo

Iivalvu zeGlobe

Iivalvu zeglobe zisebenzisa imo yomzimba ongqukuva. Zilawula ukuhamba kwamanzi ngokuhambisa idiski phezulu nasezantsi ngaphakathi kwivalvu. Olu yilo luvumela ukulungiswa okuchanekileyo kokuhamba kwamanzi. Abacimi-mlilo badla ngokukhetha iivalvu zeglobe xa kufuneka balungise ukuhanjiswa kwamanzi. Ezi valve zisebenza kakuhle kwiimeko ezifuna uxinzelelo lwamanzi oluzinzileyo nolulawulwayo.

Qaphela: Iivalvu zeglobe zinokusingatha iinkqubo zoxinzelelo oluphezulu kwaye zibonelela ngezakhono zokuvala ezinokuthenjwa.

Iivalvu zeSango

Iivalvu zesango zisebenzisa isango elithe tyaba okanye elimile okwesikwere ukuvala okanye ukuvumela ukuhamba kwamanzi. Xa isango liphakama, amanzi ahamba ngokukhululekileyo kwivalvu. Xa isango lehla, limisa ukuhamba kwamanzi ngokupheleleyo. Iivalvu zesango zibonelela ngokumelana okuncinci xa zivuliwe ngokupheleleyo. Iinkqubo zokhuseleko lomlilo zihlala zisebenzisa ezi valve kuba zivumela ukukhululwa kwamanzi ngokukhawuleza nangokupheleleyo.

• Ukusebenza okulula
• Ukwehla koxinzelelo oluphantsi
• Ifanelekile kumanzi amaninzi

Iivalvu ze-Angle

Iivalvu ze-engile zitshintsha indlela amanzi ahamba ngayo ngama-90 degrees. Olu yilo lunceda ukulinganaIvalvu yoMsinga woMlilokwiindawo ezixineneyo. Iivalvu zee-engile zenza kube lula ukudibanisa iipayipi kumacala ahlukeneyo. Iinkqubo ezininzi zokucima umlilo zisebenzisa iivalvu zee-engile ngenxa yokuguquguquka kwazo kunye neengenelo zokonga indawo.

Uphawu	Inzuzo
Utshintsho lokuhamba kwamanzi oluyi-90°	Ingena kwiindawo ezincinci
Ukudibanisa iHose okulula	Ufakelo oluguquguqukayo

Iivalvu zeBarrel ezomileyo

Iivalvu zemibhobho eyomileyo zikhusela ekuqandeni kwiindawo ezibandayo. Indlela ephambili yevalvu ihlala ingaphezulu komhlaba, ngelixa amanzi ehlala ngaphantsi komda weqabaka. Xa abacimi-mlilo bevula ivalvu, amanzi anyuka aye kwi-hydrant. Olu yilo luthintela amanzi ukuba ahlale kwi-barrel aze aqande. Iivalvu zemibhobho eyomileyo zigcina ii-fire hydrant zilungele ukusetyenziswa, nokuba kusebusika.

Icebiso: Iivalvu zemibhobho eyomileyo zibalulekile kwiindawo ezinobusika obuqatha.

Imigangatho yokuthobela imithetho kunye nokhuseleko lwevalvu yokukhupha amanzi omlilo

Iikhowudi kunye neMimiselo efanelekileyo

Amazwe amaninzi abeka imithetho engqongqo yezixhobo zokhuseleko emlilweni. Le mithetho inceda ukugcina abantu kunye nempahla bekhuselekile. Iivalvu zombhobho womlilo kufuneka zihlangabezaneimigangathoevela kumaqela afana neNational Fire Protection Association (NFPA) kunye neAmerican Water Works Association (AWWA). Oorhulumente basekhaya nabo banokuba neekhowudi zabo. Ezi khowudi zixelela abakhi kunye neenjineli indlela yokufaka nokusebenzisa iivalvu zombhobho womlilo.

Ukulandela le mithetho kunceda ekuthinteleni iingozi kwaye kuqinisekisa ukuba inkqubo isebenza ngexesha leengxamiseko.

Ukubaluleka kweSatifikethi

IsiqinisekisoIngqina ukuba ivalvu yokucima umlilo iyahlangabezana nemigangatho yokhuseleko kunye nomgangatho. Iilabhoratri zovavanyo, ezifana ne-Underwriters Laboratories (UL) okanye i-FM Approvals, zijonga ivalvu nganye. Zikhangela ukuvuza, amandla, kunye nokusebenza okufanelekileyo. Ziivalvu eziqinisekisiweyo kuphela ezinokusetyenziswa kwiinkqubo ezininzi zokukhusela umlilo.

• Iivalvu eziqinisekisiweyo zinika uxolo lwengqondo.
• Zibonisa ukuba imveliso iphumelele iimvavanyo ezinzima.
• Iinkampani ezininzi zeinshorensi zifuna izixhobo eziqinisekisiweyo.

Impembelelo kuKhuseleko kunye nokusebenza

Ukuthobela imithetho efanelekileyo kunye nesatifikethi kuphucula ukhuseleko. Ziqinisekisa ukuba ivalvu yokucima umlilo iyasebenza xa kufuneka. Ivalvu eqinisekisiweyo iya kuvula kwaye ivale ngaphandle kweengxaki. Ayizukuvuza okanye iqhekeke phantsi koxinzelelo.

Inzuzo	Isiphumo
Ukusebenza okuthembekileyo	Impendulo ekhawulezileyo engxamisekileyo
Ukungaphumeleli okumbalwa	Iindleko zokulungisa eziphantsi
Ukusebenza okungcono	Kusindiswe ubomi obuninzi kunye nepropathi

Qaphela: Ukuhlolwa rhoqo kunye nokulandela imigangatho kugcina iinkqubo zokhuseleko lomlilo ziqinile.

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Ivalvu yoMlilo inika ulawulo oluyimfuneko lokuhamba kwamanzi kunye nokuqina kwiinkqubo zokukhusela umlilo. Ukukhetha okufanelekileyo kunye nokuthobela imigangatho yokhuseleko kuqinisekisa ukusebenza okuthembekileyo. Abacimi-mlilo baxhomekeke kwezi valve ukuze bazise amanzi ngokukhawuleza. Indima yabo kukhuseleko lomlilo kunye nokuthembeka kwenkqubo isabalulekile kuluntu lonke.

Icebiso: Ukuhlolwa rhoqo kunceda ukugcina ukusebenza okuphezulu.

FAQ

Zeziphi izinto ezisetyenziswa ngabavelisi kwiivalvu zokucima umlilo?

Abavelisi badla ngokusebenzisa ithusi, intsimbi engagqwaliyo, okanye intsimbi ethambileyo. Ezi zinto ziyamelana nokugqwala kunye nomonakalo, ziqinisekisa ukusebenza ixesha elide kwiindawo ezinzima.

Zingaphi izihlandlo apho iivalvu zombhobho womlilo kufuneka zigcinwe zisemgangathweni?

Iingcali zicebisa ukuba kuhlolwe kwaye kulungiswe iivalvu zombhobho womlilo ubuncinane kanye ngonyaka. Ukuhlolwa rhoqo kunceda ekuthinteleni ukungasebenzi kakuhle kwaye kuqinisekise ukusebenza okuthembekileyo ngexesha leengxamiseko.

Ngaba iivalvu zombhobho womlilo zingasetyenziswa kumaqondo obushushu abandayo?

Ewe. Iivalvu zemibhobho eyomileyo zikhusela ekuqandeni. Zigcina amanzi ngaphantsi komhlaba de zisetyenziswe, nto leyo ezenza zilungele iimeko ezibandayo kunye neemeko zasebusika.