Ukwenza imibhobho yomlilo ngokwezifiso ibalulekile ekufezekiseni umsebenzi ogqwesileyo kuluhlu olubanzi lwezicelo. Nokuba yeyokucima umlilo okanye kusetyenziso lweshishini, imeko nganye ifuna iimpawu ezithile ukujongana neemfuno zayo ezizodwa. Umzekelo, ngo-2020, imibhobho yomlilo idlale indima ebalulekileyo ngaphezulu kwe-70% yeendawo zomlilo wamahlathi kulo lonke elase-US, ukufikelela kwizinga lempumelelo elimangalisayo le-95% ekulawuleni le mililo. Oku kubonisa indlela izisombululo ezilungiselelweyo ezinokuthi ziphucule kakhulu ukusebenza kakuhle.
Imibhobho yomlilo ifumaneka ngobukhulu obuhlukeneyo, kubandakanywa i-DN25-DN100, kwaye yenziwe kwizinto ezihlala zihlala njengePVC, PU, kunye ne-EPDM. Olu khetho lwemathiriyeli kunye nobukhulu lusenza sikwazi ukulungelelanisa imibhobho kwiimfuno ezithile zoxinzelelo, amazinga okuhamba, kunye neemeko zokusingqongileyo. Ngokwenza ngokwezifiso iimpawu ezifana nobude, ububanzi, kunye nokudibanisa, siqinisekisa ukuhambelana nezixhobo kunye nokuthobela imigangatho yendawo. Oku akugcini nje ukwandisa ukhuseleko kodwa kwandisa ukuqina kunye nobomi be-firehose.
Izinto eziphambili zokuThatha
- Ukutshintsha imibhobho yomlilo kubenza basebenze ngcono kwimisebenzi ekhethekileyo.
- Ukuchola izinto ezifana nePVC, PU, okanye EPDM kwenza imibhobho yomelele.
- Ukwazi uxinzelelo kunye neemfuno zokuhamba kunceda i-hoses isebenze kakuhle kwiimeko eziphuthumayo.
- Ukujonga kunye nokulungisa imibhobho kudla ngokuyigcina ikhuselekile kwaye ihlala ixesha elide.
- Ukubhala phantsi utshintsho kunye nokulungiswa kunceda ukufumana iingxaki kwangethuba.
Ukuvavanywa kweeMfuno zeSicelo
Ukuchonga Injongo
Izicelo zokuCima umlilo
Xa ulungisa i-firehose yokucima umlilo, ndihlala ndiqala ngokuqwalasela injongo yayo ephambili. Ukucima umlilo kufuna i-hoses enokusingatha ukuhanjiswa kwamanzi aphezulu kunye nokumelana neemeko ezinzima. Ngokomzekelo, kwi-2020, i-hoses yomlilo yaba negalelo ekulawuleni ngaphezu kwe-70% yeendawo zomlilo wamahlathi e-US, ukufikelela kwinqanaba lempumelelo elidlula i-95%. Oku kugxininisa ukubaluleka kokusebenzisa imibhobho ehlala ixesha elide kunye nesebenzayo kwiimeko ezinzima ngolo hlobo. Izinto ezifana ne-PVC, i-PU, kunye ne-EPDM zisetyenziswa ngokuqhelekileyo ngenxa yokukwazi ukunyamezela ukushisa okuphezulu kunye nokumelana nokugqoka ngexesha lokuthunyelwa.
Usetyenziso lwemizi-mveliso nezolimo
Kwiindawo zoshishino kunye nezolimo, i-fire hoses ikhonza uluhlu olubanzi lweenjongo. Ezi ziquka ukunkcenkceshela, ukuhanjiswa kweekhemikhali, kunye nokunciphisa uthuli. Amacandelo okwakha kunye nezoshishino aqhubele phambili imfuno yehlabathi ye-fire hoses, ngakumbi kuqoqosho olukhulayo apho imisebenzi yokwakha ikhula ngokukhawuleza. Ndiyaqinisekisa ukuba imibhobho yezi zicelo ihlangabezana neemfuno ezithile, ezifana nokuxhathisa iikhemikhali kunye nokuguquguquka, ukwenza ngokufanelekileyo kwiindawo ezahlukeneyo.
Ukumisela iiMfuno eziPhambili
Uxinzelelo kunye neemfuno zesantya sokuhamba
Ukuqonda uxinzelelo kunye neemfuno zesantya sokuhamba kubalulekile. Ngokomzekelo, i-hoses yokuhlaselwa kufuneka imelane neengcinezelo zokusebenza ukuya kwi-300 psi, ngelixa iimpompo zomlilo kufuneka zivelise ubuncinane i-65% yoxinzelelo olulinganisiweyo kwi-150% ye-flow flow rated. Ndihlala ndiqinisekisa ezi nkcukacha ukuqinisekisa ukuba i-hose ihambisa ukusebenza kakuhle ngexesha likaxakeka.
| Uhlobo lweNgcaciso | Iinkcukacha |
|---|---|
| Uvavanyo loxinzelelo | Imibhobho kufuneka imelane noxinzelelo oluchaziweyo lokusebenza (umz., 300 psi). |
| IiMfuno zoMgangatho wokuHamba | Iimpompo zomlilo kufuneka zivelise ubuncinane i-65% yoxinzelelo olulinganisiweyo kwi-150% yokuhamba. |
| IiNkcazelo zeNozzle | Imilomo yomlomo kufuneka ikhuphe igaloni ethile kuxinzelelo olulinganisiweyo (umz., i-60 GPM kwi-100 PSI). |
Ukuqwalaselwa kobude kunye nobubanzi (DN25-DN100)
Ubude kunye nobubanzi be-firehose kuchaphazela kakhulu ukusebenza kwayo. Ndincoma ubukhulu ukusuka kwi-DN25 ukuya kwi-DN100, kuxhomekeke kwisicelo. Iimitha ezincinci ezincinci zilungele ukusetyenziswa kwemizi-mveliso yokuhlala okanye ukukhanya, ngelixa i-diameters enkulu ihambelana neemfuno eziphezulu zokuhamba komlilo okanye ukunkcenkceshela kwezolimo.
Ukuqonda imiba yokusingqongileyo
Iqondo lobushushu kunye noKuxhathisa iMozulu
Iimeko zokusingqongileyo zidlala indima ebalulekileyo ekukhetheni imibhobho. Imibhobho yomlilo kufuneka imelane nobushushu obugqithisileyo kunye nemozulu embi. Umzekelo, ukumelana nobushushu kuqinisekisa ukusebenza kwiindawo ezinobushushu obuphezulu bomlilo, ngelixa ukumelana ne-abrasion kukhusela kwiindawo ezirhabaxa. Ezi zinto zichaphazela ngokuthe ngqo ukuqina nokusebenza kombhobho.
| Isalathisi sokuSebenza | Inkcazo |
|---|---|
| Ukumelana nobushushu | Ukukwazi ukusebenza kwindawo ezinobushushu obuphezulu. |
| Ukuxhathisa i-abrasion | Ukukwazi ukumelana nokuguga kunye nokukrazula kwiindawo ezirhabaxa. |
Ukubonakaliswa kwemichiza kunye noKuhlala ixesha elide
Kwizicelo zemizi-mveliso, ii-hoses zihlala zidibana neekhemikhali ezinokubangela ukubola. Ndibeka phambili izinto ezifana ne-EPDM kunye ne-PU ngenxa yokuchasana kweekhemikhali eziphezulu. Oku kuqinisekisa ukuba i-hose ihlala isebenza kwaye ihlala ihlala njalo, nakwiimeko ezinzima. Ukugcinwa rhoqo nokuhlolwa rhoqo kukwanceda ukuthintela ukuwohloka kwangaphambi kwexesha.
Ukukhetha uhlobo lweHose oluLungileyo
Isishwankathelo seMathiriyeli yeThumbu loMlilo
PVC, PU, kunye EPDM izinto
Xa ukhetha i-firehose, ndihlala ndiqwalasela imathiriyeli kuqala. I-PVC, i-PU, kunye ne-EPDM zezona zinto zixhaphakileyo ngenxa yokuqina kwazo kunye nokuguquguquka. Imibhobho ye-PVC ilula kwaye ibiza imali eninzi, ibenza bafaneleke usetyenziso lwenjongo jikelele. I-PU hoses, kwelinye icala, ibonelela ngokuguquguquka okugqwesileyo kunye nokuxhathisa i-abrasion, efanelekileyo kumashishini kunye nokusetyenziswa kwezolimo. Imibhobho ye-EPDM igqwesa kwiimeko ezinzima, inika ukushisa okuphezulu kunye nokuchasana kweekhemikhali.
Iinzuzo kunye neengozi zemathiriyeli nganye
Isixhobo ngasinye sinamandla kunye nemida. Ukukunceda wenze isigqibo, ndishwankathele ukusebenza kwabo kwitheyibhile engezantsi:
| Izinto eziphathekayo | Iingenelo | Iingxaki |
|---|---|---|
| I-PVC | Ikhaphukhaphu, iyafikeleleka | Ubushushu obuncinci kunye nokumelana ne-abrasion |
| PU | I-Flexible, i-abrasion-resistant | Iindleko eziphezulu |
| EPDM | Ukumelana nobushushu kunye neekhemikhali | Inzima, ibiza kakhulu |
Ukukhetha ubungakanani obufanelekileyo
Iidiameter eziqhelekileyo (DN25-DN100) kunye nokusetyenziswa kwazo
Imibhobho yomlilo iza ngobukhulu obahlukeneyo, ngokwesiqhelo ukusuka kwi-DN25 ukuya kwi-DN100. Iidamitha ezincinci, ezifana ne-DN25 kunye ne-DN40, zilungele ukusetyenziswa kwemizi-mveliso yokuhlala okanye ukukhanya. Iimitha ezinkulu, ezifana ne-DN65 kunye ne-DN100, zifaneleka ngakumbi kwizicelo ezihamba phambili, ezifana nokucinywa komlilo okanye ukunkcenkceshela okukhulu.
Ukuthelekisa ubungakanani kwiimfuno zesicelo
Ukukhetha ubungakanani obufanelekileyo kuxhomekeke kwinqanaba elifunekayo lokuhamba kunye noxinzelelo. Umzekelo, umbhobho we-intshi ye-1½-intshi uhambisa iilitha ezingama-200 ngomzuzu (gpm) nge-50 psi kodwa ufumana ilahleko yefriction ye-96 psi ngeenyawo ezili-100. Ngokwahlukileyo, i-hose ye-1¾-intshi igcina izinga lokuhamba okufanayo kunye noxinzelelo kunye nokulahlekelwa kwe-friction yokunciphisa i-62 psi ngeenyawo ze-100. Oku kubonisa indlela amadayimitha amakhulu anokuphucula ngayo ukusebenza ngexesha lokusebenza.
| Ubungakanani beHose | Inqanaba lokuHamba (gpm) | Uxinzelelo lombhobho (psi) | I-Friction Loss (psi/100ft) |
|---|---|---|---|
| 1½-intshi | 200 | 50 | 96 |
| 1¾-intshi | 200 | 50 | 62 |
Ukuqwalasela umbala weHose kunye neMigangatho
Mhlophe vs. imibhobho ebomvu
Umbala we-firehose uhlala ubonisa ukusetyenziswa kwayo. Imibhobho emhlophe iqhele ukusetyenziselwa iinjongo zoshishino okanye ezolimo, ngelixa i-hoses ebomvu isemgangathweni wokucima umlilo. Ndihlala ndiqinisekisa ukuba umbala uhambelana nesicelo ukuphepha ukudideka ngexesha likaxakeka.
Imigangatho yendawo yokukhusela umlilo
Ukuthotyelwa kwemigangatho yokhuseleko lomlilo yendawo akuxoxiswana. Le migangatho ayithethi kuphela ukusebenza kombhobho kodwa kunye nokuhambelana kwayo kunye ne-hydrants kunye ne-couplings. Umzekelo, izikhokelo ze-NFPA ziqinisekisa ukulungela ukusebenza kunye nokuthotyelwa kwezomthetho, ezibaluleke kakhulu kwiinjongo zetyala kunye ne-inshorensi.
| Umba | Inkcazo |
|---|---|
| Imigangatho yeNFPA | Ukubonelela ngezikhokelo zokuhlolwa kunye nokugcinwa kwemibhobho yomlilo, ukuqinisekisa ukulungela ukusebenza. |
| IiMfuno ezisemthethweni | Ukuthobela kudla ngokugunyaziswa ngumthetho, okuchaphazela ubutyala kunye noqwalaselo lwe-inshorensi. |
| Hydrant Color Coding | I-NFPA ichaza inkqubo yekhowudi yombala yee-hydrants, kodwa imimandla yendawo inokuba nokwahluka kwayo. |
Ukwenza ngokwezifiso Iimpawu zeHose
Ukutshintsha Ukudibanisa
Iindidi zokudityaniswa (umsonto, uqhagamshelo olukhawulezayo, njl.njl.)
Ukudibanisa kudlala indima ebalulekileyo ekuqinisekiseni ukuba i-firehose idibanisa ngokungenamthungo kwezinye izixhobo. Ndihlala ndikhetha phakathi kokudityaniswa kwentambo kunye nokukhawuleza-ukudibanisa ngokusekelwe kwisicelo. Ukudibanisa okunemisonto, okufana ne-NH (I-Hose yeSizwe) okanye i-BSP (i-British Standard Pipe), ibonelela ngoqhagamshelwano olukhuselekileyo kunye nobungqina bokuvuza, okwenza kube lula kwiimeko zoxinzelelo oluphezulu. Ukudibanisa ngokukhawuleza ukudibanisa, ngakolunye uhlangothi, vumela ukudibanisa ngokukhawuleza kunye nokukhupha, okuyimfuneko ngexesha likaxakeka. Zombini ezi ntlobo zifumaneka kwizinto ezifana nobhedu okanye i-aluminiyam yokuqina.
Ukuqinisekisa ukuhambelana nezixhobo
Xa udibanisa ukudibanisa, ndihlala ndiqinisekisa ukuhambelana kwabo nezixhobo ezikhoyo. Oku kubandakanya ukujonga uhlobo lomsonto, ubungakanani, kunye nemigangatho yokhuseleko lomlilo yendawo. Umzekelo, i-firehose ye-DN65 enoqhagamshelwano olukhawulezayo oludibanisayo kufuneka ihambelane neenkcukacha ze-hydrant ukuqinisekisa ukufaneleka ngokufanelekileyo. Eli nyathelo lithintela ukulibaziseka ngexesha lemisebenzi ebalulekileyo kwaye liphucula ukusebenza kakuhle ngokubanzi.
Ukulungelelanisa imilomo
Iintlobo zemilomo kunye nemisebenzi yazo
Imilomo yomlomo imisela indlela amanzi ahanjiswa ngayo ngexesha lokusebenza. Ngokuqhelekileyo ndisebenza ngokubhoboza okugudileyo kunye nemilomo edibeneyo. Imilomo ebhobhozayo egudileyo ibonelela ngomjelo ogxininisiweyo, iwenza asebenze kunikezelo lwamanzi kumgama omde. Imilomo edityanisiweyo ibonelela ngezinto ezahlukeneyo, ezivumela abasebenzisi ukuba batshintshe phakathi kwemijelo ethe tye kunye neepateni zenkungu. Oku bhetyebhetye kungqineke kuxabiseke kakhulu kwiimeko ezifuna ukuchaneka kunye nokugutyungelwa kwendawo.
| Uhlobo lombhobho | Inqanaba lokuHamba (lpm) | Uxinzelelo (bar) | Umlinganiselo wempembelelo (kgs/force) |
|---|---|---|---|
| Ibhore eligudileyo (22mm) | 600 | 3.5 | [Idatha yempembelelo] |
| Ibhore eligudileyo (19mm) | 600 | 7 | [Idatha yempembelelo] |
| Umbhobho wokudibanisa | 600 | 3.5, 5, 7 | [Idatha yempembelelo] |
Ukukhetha imilomo yemisebenzi ethile
Ukukhetha umlomo ochanekileyo kuxhomekeke kumsebenzi okhoyo. Ngokomzekelo, ndincoma ii-nozzles ezigudileyo zokucima umlilo kwiindawo ezivulekileyo ngenxa yempembelelo yazo ephezulu. Imilomo yokudibanisa isebenza ngcono kwiindawo ezivalelekileyo apho iipateni zenkungu zinokucinezela amadangatye kwaye zinciphise ubushushu. Ukutshatisa uhlobo lombhobho kwisicelo kuqinisekisa ukusebenza kakuhle kunye nokhuseleko.
Ukuthunga Ubude kunye Nobubanzi
Ukusika i-hoses kubude obufunwayo
Ukwenza ubude be-firehose kuphucula ukusetyenziswa kwayo. Ndihlala ndisika imibhobho ukuya kubude obuthile ngokusekwe kwiimfuno zokusebenza. Ngokomzekelo, i-hose ye-200-foot ilungele ukucima umlilo edolophini, ngelixa ubude obufutshane buhambelana nezicelo zoshishino. Iindlela zokusika ezichanekileyo ziqinisekisa imiphetho ecocekileyo, ukuthintela ukuvuza kunye nokugcina ukunyaniseka kwesakhiwo.
Ukulungelelanisa i-diameter kwiimfuno zokuhamba
Ubukhulu be-firehose buchaphazela ngokuthe ngqo izinga lokuhamba kunye noxinzelelo. Ndincoma ubukhulu ukusuka kwi-DN25 ukuya kwi-DN100, kuxhomekeke kwisicelo. Izifundo zophando, ezinje ngoVavanyo loMlilo weMetro, ziqaqambisa indlela yokuguqula ubude bombhobho kunye nedayamitha yokwandisa ukuhamba. Umzekelo, i-hose ye-150-foot ene-15/16-inch smooth bore nozzle ihambisa i-180 gpm kwi-50 psi kodwa yehla ukuya kwi-150 gpm ngeekinks. Le datha igxininisa ukubaluleka kokukhetha i-diameter efanelekileyo ukwenzela ukusebenza okufanayo.
Uvavanyo kunye noQinisekiso loMgangatho
Ukuqhuba iiMvavanyo zokuSebenza
Uvavanyo loxinzelelo lokuvuza
Ndihlala ndiqala ukuqinisekiswa komgangatho ngokuqhuba uvavanyo loxinzelelo ukuchonga ukuvuza okunokwenzeka. Le nkqubo ibandakanya ukubeka i-hose kwiingcinezelo zokusebenza eziphezulu kunomthamo wayo olinganisiweyo. Ngokomzekelo, i-hoses yokuhlaselwa ihlelwe kwi-300 psi ivavanywa kwi-400 psi ukuqinisekisa ukuqina phantsi kweemeko ezinzima. Eli nyathelo liqinisekisa ukuba i-hose inokusingatha iimeko eziphuthumayo ngaphandle kokusilela.
Ukuqinisekiswa komgangatho wokuhamba
Uvavanyo lwesantya sokuhamba lubaluleke ngokufanayo. Ndilinganisa ireyithi yokuhanjiswa kwamanzi phantsi koxinzelelo olwahlukeneyo lombhobho ukuqinisekisa ukuba umbhobho udibana nemigangatho yokusebenza. Le theyibhile ingezantsi iqaqambisa iziphumo eziqhelekileyo zovavanyo lomyinge wokuqukuqela:
| Imeko yoVavanyo | Ukuhamba okuphakathi (gpm) | Uxinzelelo lombhobho (psi) |
|---|---|---|
| 50 psi inkungu | 135 (Metro) / 133 (Rockland) | 50 |
| 75 psi inkungu | 118 (Metro) | 75 |
| 100 psi inkungu | 111 (eRockland) | 100 |
| Ubuncinci bokuHamba ekuJoliswe kuko | 185 gpm | 75 |
Ezi mvavanyo ziqinisekisa ukuba i-hose ihambisa ukusebenza okufanayo, naphantsi kweemeko ezahlukeneyo.
Ukuqinisekisa iMigangatho yoKhuseleko
Ukuthotyelwa kwemimiselo yendawo
Ukuthobela imimiselo yokhuseleko lwengingqi akunakuxoxiswana. Ndilandela izikhokelo ze-NFPA 1962, ezichaza iimfuno zokuhlolwa kunye novavanyo lwemibhobho yomlilo. Le migangatho iqinisekisa ukulungela ukusebenza kunye nokuthotyelwa komthetho. Uvavanyo lwarhoqo luthintela ukusilela okunokukhokelela kwiimeko ezinobungozi, njengokubethwa kwemibhobho ngokungalawulekiyo ngexesha lokusetyenziswa.
Ukuhlola iziphene eziphathekayo
Ukuhlola okubonwayo kudlala indima ebalulekileyo ekugcineni ukhuseleko. Ndijonga umonakalo, ukuguga, kunye nezinye iziphene ezinokubeka esichengeni isidima sombhobho. Eli nyathelo liqinisekisa ukuba i-hose ihlala isebenza phantsi kweemeko ezinzima, ukukhusela abacimi bomlilo kunye nabemi.
Ingcebiso: Ukuhlolwa rhoqo kunye nokuthotyelwa kwemigangatho yeNFPA komeleza ukhuseleko nokwandisa ubomi bombhobho womlilo.
Ukubhalwa Kweziko
Ukugcina iirekhodi zohlengahlengiso
Ndigcina iirekhodi ezineenkcukacha zalo lonke ulungelelwaniso, kubandakanya utshintsho kubude, ubukhulu, kunye nokudibanisa. Ezi rekhodi zibonelela ngembali ecacileyo yohlengahlengiso, oluyimfuneko kulondolozo lwexesha elizayo kunye nokusombulula ingxaki.
Ukudala ilog yokugcina
Ugcino olucwangciswe kakuhle lulandelela iindlela zokusebenza kwaye ichonge imiba enokubakho kwangethuba. Ndiyihlaziya rhoqo le log, ndiphawula ukuhlolwa, ukulungiswa, kunye nophicotho lokusebenza. Le ndlela icwangcisiweyo iqinisekisa ukwenziwa kwezigqibo ezizisiweyo kunye nophuculo oluqhubekayo.
Phawula: Amaxwebhu achanekileyo awagcini nje ukwandisa ukusebenza kakuhle kodwa anciphisa iindleko zokugcinwa kwexesha elide.
ULondolozo kunye noGcino
Ukucoca kunye noGcino
Iindlela ezifanelekileyo zokucoca izixhobo ezahlukeneyo
Ukucoca imibhobho yomlilo ngokufanelekileyo kubalulekile ukugcina ukusebenza kwawo kunye nokwandisa ubomi babo. Ndihlala ndilandela iingcebiso zomenzi wokucoca kunye nokomisa, njengoko oku kuqinisekisa ukuba izixhobo zigcina ingqibelelo yazo. Kwimibhobho eyenziwe ngePVC, isicoci esithambileyo kunye namanzi ashushu asebenza kakuhle ukususa ubumdaka kunye nobutyobo. I-PU kunye ne-EPDM hoses, ekwazi ukumelana neekhemikhali, inokusingatha i-agent eqinile yokucoca xa kuyimfuneko. Emva kokucoca, ndiqinisekisa ukuba i-hoses yomiswe kakuhle ukukhusela ukungunda okanye ukukhula.
- Ukugcinwa okufanelekileyo kuthintela ukuwohloka kunye nokuqinisekisa ukhuseleko.
- Ukuhamba komoya okwaneleyo ngexesha lokugcinwa kuchitha izinto ezinobungozi ezifunxwe ngumbhobho.
- Ukulandela izikhokelo zokucoca kwandisa ubomi obusebenzayo bombhobho.
Ukugcina imibhobho ukukhusela umonakalo
Ugcino ludlala indima ebalulekileyo ekugcineni imibhobho yomlilo. Ndihlala ndigcina imibhobho kwindawo epholileyo, eyomileyo, kude nelanga elithe ngqo okanye amaqondo obushushu agqithisileyo. I-hoses yokuxhoma kwii-racks ikhusela i-kinks kwaye inciphisa uxinzelelo kwizinto eziphathekayo. Ukugcinwa kwexesha elide, ndincoma ukuqengqeleka i-hoses ngokukhululekileyo ukugcina imilo yabo kwaye ugweme ubunzima obungeyomfuneko.
Ukuhlolwa rhoqo
Ukujonga ukuguga nokukrazula
Ukuhlolwa rhoqo kunceda ukuchonga imiba enokubakho ngaphambi kokuba inyuke. Ndivavanya imibhobho ukuba ayinazo iintanda, ukukrazuka, okanye iimpawu zokubola. Izixhobo zijongwa ukuba azixina kwaye zivuza, ngelixa uxinzelelo lwenkqubo lujongwa ukuba kukho izitenxo. Itheyibhile engezantsi ichaza iinkalo eziphambili ekugxilwe kuzo zokuhlolwa:
| INdawo ekuJoliswe kuyo | Iingcebiso |
|---|---|
| Umbhobho weMfezeko | Jonga iintanda, ukuguga, okanye ukudleka. |
| Izifakelo | Hlola ukuqina kunye nokuvuza. |
| Uxinzelelo lweNkqubo | Beka iliso kwizinto ezitenxileyo. |
| UkuJonga iqondo lobushushu | Sebenzisa izixhobo zoluvo ukugcina amanqanaba afanelekileyo. |
| Ulawulo loxinzelelo | Sebenza phakathi koxinzelelo oluchaziweyo. |
| Ukubonakaliswa kwemichiza | Sebenzisa iingubo zokukhusela kwaye ucoce rhoqo. |
Ukutshintsha amacandelo awonakeleyo
Xa ndifumana amacandelo awonakeleyo, ndiwabuyisela ngokukhawuleza ukunqanda ukubeka esichengeni ukusebenza kombhobho. Umzekelo, ukudityaniswa okugugileyo okanye imilomo kunokukhokelela ekuvuzeni okanye ekunciphiseni ukusebenza kakuhle. Ukutshintshwa ngokukhawuleza kuqinisekisa ukuba i-hose ihlala isebenza ngexesha likaxakeka.
Ukwandiswa kweHose Lifespan
Iingcebiso zokuthintela ukunxiba kwangaphambi kwexesha
Ukuthintela ukunxitywa kwangaphambi kwexesha kufuna indlela esebenzayo. Ndiyakuphepha ukutsala imibhobho kwindawo erhabaxa kwaye ndiqinisekise ukuba ayivezwanga kwizinto ezibukhali. Ukusebenzisa imikhono ekhuselayo kwiindawo eziphezulu ze-abrasion kunciphisa umonakalo. Ukucoca rhoqo kunye nokugcinwa ngokufanelekileyo kudlala indima ebalulekileyo ekwandiseni ubomi benkonzo yombhobho.
Ukucwangcisa ukugcinwa kobuchule
Ukucwangcisa ulondolozo lobuchule kubalulekile ukuze kuqinisekiswe ukuthembeka. Abasebenzi abaqeqeshiweyo baqhuba uhlolo olubonakalayo kunye novavanyo loxinzelelo ukuchonga imiba efihlakeleyo. Ukuthobela imigangatho ye-NFPA ngexesha lolu hlolo kuqinisekisa ukuthembeka kombhobho. Ndincoma ukuseka iiprothokholi zolondolozo ezicacileyo kunye nokwabiwa kwezibonelelo zezixhobo ezifanelekileyo kunye neengcali zezakhono. Ukugcinwa rhoqo akuthinteli kuphela ukungaphumeleli kodwa kwandisa ukusebenza kwe-hose ngexesha lemisebenzi ebalulekileyo.
Ingcebiso: Ukugcinwa okuqhubekayo kunye nokuhlolwa kweengcali kunciphisa kakhulu umngcipheko wokungaphumeleli kwe-hose, ukuqinisekisa ukhuseleko nokuthembeka.
Ukwenza imibhobho yomlilo ngokwezifiso kubandakanya amanyathelo amaninzi abalulekileyo, ukusuka kuvavanyo lweemfuno zosetyenziso ukuya ekukhetheni izixhobo ezifanelekileyo, ubungakanani kunye neempawu. Uvavanyo kunye nokugcinwa kuqinisekisa ukuba le mibhobho isebenza ngokuthembekileyo ngexesha likaxakeka. Ukuhlolwa rhoqo kunye nokuthotyelwa kwemigangatho yokhuseleko kuthintela ukungaphumeleli kunye nokwandisa ubomi babo.
- Kwi-2020, i-fire hoses ilawulwa ngaphezu kwe-70% yeendawo zomlilo zamahlathi e-US, ukufikelela kwizinga le-95%. Nangona kunjalo, ukusetyenziswa okungafanelekanga kunye nokugcinwa kwengxaki kuhlala kuyingxaki.
- Imithetho engqongqo yokhuseleko lomlilo kunye nemigangatho ye-NFPA igxininisa imfuneko yobuchule bobuchule kwiinguqu ezinzima.
Iingcali zokubonisana ziqinisekisa ukuthotyelwa, ukhuseleko, kunye nokusebenza ngokufanelekileyo kwiimeko eziphezulu.
FAQ
Luthini uluhlu loxinzelelo lokusebenza olusemgangathweni lwemibhobho yomlilo?
Uxinzelelo oluqhelekileyo lokusebenza kwimibhobho yomlilo ngokuqhelekileyo ukusuka kwi-8 bar ukuya kwi-18 bar. Ndihlala ndincoma ukuba uqinisekise iimfuno zoxinzelelo ngokusekelwe kwisicelo esijoliswe kuyo ukuqinisekisa ukhuseleko kunye nokusebenza kakuhle.
Ngaba imibhobho yomlilo inokwenziwa ngokwezifiso kubude obuthile kunye nobubanzi?
Ewe, imibhobho yomlilo inokulungelelaniswa nobude obuthile kunye nobubanzi, ukusuka kwi-DN25 ukuya kwi-DN100. Ndinqumle imibhobho kubude obufunwayo kwaye ndilungelelanise i-diameters ukuhlangabezana neemfuno zokuhamba kunye noxinzelelo lwezicelo ezahlukeneyo.
Ziziphi izinto eziqhelekileyo ezisetyenziselwa imibhobho yomlilo?
Imibhobho yomlilo isoloko yenziweI-PVC, PU, okanye EPDM. Isixhobo ngasinye sibonelela ngeenzuzo ezizodwa. Umzekelo, i-PVC ilula, i-PU ayinyangeki kwi-abrasion, kwaye i-EPDM igqwesile kubushushu kunye nokumelana neekhemikhali. Ndikhetha izinto ezisekelwe kwiimfuno zokusingqongileyo kunye nokusebenza.
Ndiqinisekisa njani ukuhambelana phakathi kwemibhobho kunye ne-couplings?
Ukuqinisekisa ukuhambelana, ndijonga uhlobo lokudibanisa, ubungakanani bentambo, kunye nemigangatho yendawo yokukhusela umlilo. Ukuthelekisa ezi nkcukacha kuqinisekisa uqhagamshelo olukhuselekileyo kwaye kuthintela ukulibaziseka ngexesha lemisebenzi ebalulekileyo.
Kutheni imibhobho yomlilo ifumaneka ngemibala eyahlukileyo?
Imibhobho yomlilo iza emhlophe okanye ebomvu ukubonisa ukusetyenziswa kwayo. Imibhobho emhlophe ngokuqhelekileyo isetyenziselwa iinjongo zoshishino okanye ezolimo, ngelixa iibhobho ezibomvu zisemgangathweni wokucima umlilo. Ndihlala ndilungelelanisa umbala kunye nesicelo ukuphepha ukudideka ngexesha likaxakeka.
Ixesha lokuposa: Mar-15-2025