Ukukhetha ingqiniba elungileyo kwinkqubo yemibhobho kunokuziva kunzima. Zombini ii-45-degree kunye ne-90-degree elbows zisebenza ngeenjongo ezizodwa. I-elbow ye-45-degree iqinisekisa ukuhamba kakuhle kunye nokulahlekelwa kwengcinezelo encinci. Inyaniso:
- I-coefficient yokumelana ne-elbow ye-45-degree iyahluka malunga ne-± 10 ekhulwini.
- Kwi-elbow ye-90-degree, oku kwahluka kunyuka ukuya malunga ne-± 20 yeepesenti kwimibhobho engaphezu kwe-intshi ezi-2.
Ukufakwa kwePPR, kubandakanywa ne-PPR yokunciphisa i-Elbow, inika ukuqina okugqwesileyo kunye nokumelana nobushushu. Zisetyenziswa ngokubanzi kumacandelo okwakha, imibhobho yamanzi, kunye namashishini ngenxa yokukwazi ukuphatha amaqondo obushushu aphezulu kunye nokuxhathisa ukubola.
Izinto eziphambili zokuThatha
- I-45-degree PPR elbow ivumela amanzi ukuba ahambe kakuhle kunye nokuhla koxinzelelo oluncinci. Isebenza kakuhle kwiinkqubo ezifuna uxinzelelo lwamanzi oluzinzileyo.
- A I-90-degree PPR elbowingena kwiindawo ezincinci. Inceda imibhobho ukuba ijike kabukhali kodwa inokubangela imiba emininzi yokuhamba kwamanzi.
- Khetha ingqiniba ekunene ngokusekelwe kulungiselelo lombhobho wakho. Jonga indawo yakho kunye nokuhamba kwamanzi kufuneka wenze isigqibo.
Amagqabantshintshi eMibhobho yePPR kunye neFittings
Iimpawu zePPR Imibhobho
Imibhobho ye-PPR ivelele ngokuhlala kwayo kunye nokusebenza. Ziyakwazi ukuguquguquka, zizenza zilungele ukufakela kwiindawo ezixineneyo okanye ezintsonkothileyo. Ukumelana nokushisa kwabo kubavumela ukuba baphathe amaqondo okushisa ukuya kuma-95 ° C, okwenza ukuba baphelele kwiinkqubo zamanzi ashushu. Le mibhobho iphinda ixhathise ukulinganisa kunye nokubola, iqinisekisa ubomi obude kunye nokugcinwa okuncinci.
| Uphawu | Inkcazo |
|---|---|
| Ukuba bhetyebhetye | Ukugoba ngokulula okanye ukugoba ukufakwa kwiindawo ezinzima. |
| Ukunyangwa kweThermal | Iphatha amaqondo okushisa ukuya kwi-70-95 ° C, ifanelekile kwizicelo eziphezulu zokushisa. |
| Ubomi obude | Ukumelana nokulinganisa kunye nokuhlwa, ukunciphisa iindleko zokulondoloza. |
| Ucoceko | I-Non-toxic, iqinisekisa amanzi okusela akhuselekileyo ngaphandle kwezinto ezinobungozi. |
| Ukuvuza-ubungqina | I-welding yokudibanisa ubushushu yenza unxibelelwano olungenamthungo noluthembekileyo. |
IiNzuzo zokuSebenzisa iziFakelo zePPR
Ufakelo lwePPR lubonelela ngeenzuzo ezininziphezu kwezinto zemveli. Zihlala ixesha elide, zixhathisa umhlwa kunye nomhlwa, okwandisa ubomi beenkqubo zemibhobho. Ukugquma kwe-thermal okugqwesileyo kunciphisa ukulahleka kobushushu, kubenze basebenzise amandla. Ngaphezu koko, zinobuhlobo nokusingqongileyo, njengoko zenziwe ngezinto ezinokuphinda zisetyenziswe ezinegalelo ekunciphiseni inkunkuma.
- Ukuqina: Ufakelo lwePPR alugqwala okanye lugqwala, luqinisekisa ukusebenza okuhlala ixesha elide.
- Ukusebenza kakuhle kwamandla: Iimpawu zabo zokugquma i-thermal zinciphisa ilahleko yobushushu, zigcina amandla.
- Impembelelo yokusingqongileyo: Izinto ezinokuphinda zisetyenziswe zinciphisa inkunkuma kunye nokukhutshwa kwezinto ezikhutshwayo.
- Ukuguquguquka: Ifanelekile kwiinkqubo zamanzi ashushu nabandayo, kunye nezicelo zamandla avuselelekayo.
Intshayelelo yePPR yokunciphisa i-Elbow
I-PPR yokunciphisa i-Elbow yinto ekhethekileyo efanelekileyo eyenzelwe ukuhamba kakuhle kwamanzi kwiinkqubo zoxinzelelo. I-angle yayo ye-90-degree inciphisa i-turbulence, iqinisekisa ukuhamba kakuhle kwimibhobho. Umphezulu wangaphakathi unciphisa ukungqubuzana, okunceda ukukhusela ukulahleka koxinzelelo kunye nokuphucula ukusebenza kakuhle kwamandla. Ezi ngqiniba zikwavumela utshintsho lwendlela engenamthungo, nto leyo ezenza zibe yimfuneko kwiinkqubo zemibhobho ezifuna ixesha elide kunye nokumelana nobushushu.
- Umphezulu wangaphakathi ogudileyo unciphisa ukukhuhlana kunye nokulahleka koxinzelelo.
- Yenza ukuhamba okusebenzayo kunye nokusebenza kuyo yonke inkqubo.
- Ukumelana nokubola kunye nobushushu, ukuqinisa ukuqina.
Yintoni i-45-Degree PPR Elbow?
Inkcazo kunye neempawu
A I-45-degree PPR elbowukufakwa kombhobho olungiselelwe ukudibanisa amacandelo amabini emibhobho yePPR kwi-angle ye-45-degree. Olu luyilo olune-angled luvumela utshintsho olugudileyo lwesikhokelo kwiinkqubo zemibhobho, ukunciphisa isiphithiphithi kunye nokulahlekelwa koxinzelelo. Umphezulu wayo wangaphakathi ugudile, onciphisa ukukhuhlane kwaye uqinisekisa ukuhamba kwamanzi okusebenzayo. Ezi ngqiniba zenziwe kwi-polypropylene random copolymer (PPR) ekumgangatho ophezulu, ezenza ukuba zihlale kwaye zixhathise ubushushu kunye nokuhlwa.
I-45-degree PPR elbow ilula kwaye kulula ukuyiphatha, iyenza ibe lukhetho oludumileyo kuzo zombini izicelo zokuhlala kunye nezoshishino. Ubunakho bayo bokudityaniswa kobushushu buqinisekisa ukudityaniswa kobungqina bokuvuza, okuyimfuneko ekugcineni ingqibelelo yeenkqubo zokubonelela ngamanzi.
Izicelo eziqhelekileyo
I-45-degree PPR elbow isetyenziswa ngokubanzi kwizicwangciso ezahlukeneyo ngenxa yokuguquguquka kwayo kunye nokusebenza kakuhle. Iqhele ukufakwa kwi:
- Imibhobho yokuHlala: Ilungele iinkqubo zamanzi ashushu nabandayo kumakhaya.
- IiNkqubo zoShishino: Isetyenziswa kwiifektri zokuthutha imichiza okanye ulwelo olunobushushu obuphezulu.
- IiNkqubo zaMandla aVuselelwayo: Ifanelekile kwiinkqubo zokufudumeza kwamanzi elanga ngenxa yokumelana nobushushu.
| Inzuzo | Inkcazo |
|---|---|
| Ukuqina | Ihlala ixesha elide kwaye ixhathisa ukunxiba kunye nokukrazula. |
| Ukunyangwa kokuMhlwa | Ayithandeki kumhlwa okanye ukuthotywa ngokuhamba kwexesha. |
| Ukulula koFakelo | Kulula ukuyifaka, ukunciphisa iindleko zabasebenzi. |
Ezi zicelo zigxininisa amandla e-elbow ukusingatha iimfuno ezahlukeneyo ngelixa ugcina ukusebenza kakuhle kunye nokuthembeka.
Izinto ezilungileyo zokusebenzisa i-Elbow ye-45-Degree
Ingqiniba ye-PPR ene-45-degree inikezela ngeenzuzo ezininzi ezenza kube lukhetho olukhethwayo kwiinkqubo ezininzi zemibhobho:
- UkuHamba kakuhle: Idizayini ene-angle inciphisa isiphithiphithi, iqinisekisa ukuhamba okuzinzile kwamanzi okanye olunye ulwelo.
- Ilahleko yoxinzelelo oluphantsi: Xa kuthelekiswa ne-elbow ye-90-degree, iyanciphisa ukuhla koxinzelelo, okuphucula ukusebenza kakuhle kwenkqubo.
- Ukusebenza kakuhle kwamandla: Ngokunciphisa ukungqubuzana kunye nokulahlekelwa koxinzelelo, kunceda ukugcina amandla kwiinkqubo zokupompa.
- Ukuqina: Ukuchasana nokushisa kunye nokubola kuqinisekisa ubomi obude, nakwiindawo ezifunayo.
- Ukuguquguquka: Ilungele uluhlu olubanzi lwezicelo, ukusuka kwimibhobho yokuhlala ukuya kwiinkqubo zoshishino.
I-elbow ye-45-degree iphinda incedise ezinye izixhobo ezifana ne-PPR yokunciphisa i-Elbow, iphucula ukusebenza ngokubanzi kweenkqubo zombhobho.
Ukulinganiselwa kwi-45-Degree Elbow
Ngelixa i-45-degree PPR elbow ineenzuzo ezininzi, ayinakulungela yonke imeko. I-angle yayo encinci idinga indawo eninzi yokufakela, enokuba ngumngeni kwiindawo ezixineneyo okanye ezivaliweyo. Ukongeza, ayinakubonelela ngotshintsho olubukhali lwesalathiso olufunekayo kwezinye iiplagi zemibhobho.
Nangona le mida, i-elbow ye-45-degree ihlala ikhethekileyo kwiinkqubo ezibeka phambili ukuhamba kakuhle kunye nokunciphisa ilahleko yoxinzelelo. Xa idityaniswe nezinye izixhobo ezifana nePPR yokunciphisa iElbow, inokujongana nemiceli mngeni eyahlukeneyo yemibhobho ngokufanelekileyo.
Yintoni i-90-Degree PPR Elbow?
Inkcazo kunye neempawu
A I-90-degree PPR elbowkukufaniswa kombhobho olungiselelwe ukudibanisa amacandelo amabini emibhobho yePPR kwikona elibukhali lasekunene. Oku kulungelelaniswa kulungele iimeko apho imibhobho idinga ukwenza utshintsho olukhawulezayo lwesikhokelo, ngakumbi kwiindawo ezixineneyo okanye ezivaliweyo. Uyilo lwayo olubambeneyo luyivumela ukuba ilingane ngokungenamthungo kwiindawo ezinegumbi elinyiniweyo, nto leyo eyenza kube lula ukukhetha ukuyila imibhobho entsonkothileyo.
Yenziwe kwi-polypropylene random copolymer (PPR) ekumgangatho ophezulu, i-elbow ye-90-degree inikeza ukuqina okugqwesileyo kunye nokuchasana nokushisa kunye nokubola. Indawo yayo yangaphakathi egudileyo inciphisa ukukhuhlana, iqinisekisa ukuhamba kwamanzi okusebenzayo ngelixa inciphisa umngcipheko wokulahleka koxinzelelo. Ingqiniba yokudityaniswa kobushushu ikwazi ukwenza uqhagamshelo olungavuziyo, oluyimfuneko ekugcineni imfezeko yeenkqubo zonikezelo lwamanzi.
Izicelo eziqhelekileyo
I-90-degree PPR elbow isetyenziswa ngokubanzi kumashishini ahlukeneyo kunye nezicwangciso ngenxa yokukwazi ukuhamba ngeendawo eziqinileyo kunye nokujika okubukhali. Ezinye izicelo eziqhelekileyo ziquka:
- Imibhobho yokuHlala: Ifanelekile kwizithuba ezixineneyo njengaphantsi kweesinki okanye emva kweendonga.
- IiNkqubo zoShishino: Isetyenziswa kwiifektri ukuhambisa imibhobho ejikeleze oomatshini okanye imiqobo.
- IiNkqubo zaMandla aVuselelwayo: Ilungele iinkqubo zokufudumeza kwamanzi elanga ezifuna utshintsho oluchanekileyo.
| Funda | Gxininisa | Ushicilelo |
|---|---|---|
| El-Gammal et al. (2010) | Iziphumo ze-Hydrodynamic ekuhambeni kwe-corrosion ekhawulezayo | Ubunjineli beNyukliya noYilo, Umq. 240 |
| ULiu et al. (2017) | Impembelelo yesantya sokuqukuqela kukhukuliseko-ukonakala | Nxiba i-DOI: 10.1016/j.wear.2016.11.015 |
| Zeng et al. (2016) | Ukhukuliseko-umhlwa kwiindawo ezahlukeneyo | Corros. Sci. 111, iphepha 72, DOI: 10.1016/j.corsci.2016.05.004 |
Olu phononongo luqaqambisa ukusebenza kwengqiniba kufakelo oluthintelweyo, apho ukulungelelaniswa kwendawo kunye nokutshintsha kolwelo kubaluleke kakhulu.
Izinto eziluncedo zokuSebenzisa i-90-Degree Elbow
I-90-degree PPR elbow ibonelela ngeenzuzo ezininzi ezenza ukuba ibaluleke kakhulu kwiinkqubo zemibhobho yanamhlanje:
- Indlela Esebenzayo: I-angle yayo ebukhali ivumela imibhobho ukuba ijikeleze imiqobo, ukwandisa indawo yokufakela.
- Ukuhla koxinzelelo oluncinci: Indawo yangaphakathi egudileyo inciphisa isiphithiphithi, iphucula amandla olwelo.
- Uphuculo lweNkqubo eYomeleziweyo: Ixhasa uyilo lwemibhobho eguquguqukayo, ebalulekileyo ekuhambeni kwezithuba ezinyiniweyo kunye nolungelelwaniso oluntsonkothileyo.
| Inzuzo | Inkcazo |
|---|---|
| Indlela Esebenzayo | I-elbows ye-90-degree iququzelele ukuhamba kwemibhobho ejikeleze imiqobo, ukwandisa indawo yokufakela. |
| Ukuhla koxinzelelo oluncinci | Ezi ngqiniba zinciphisa ukuhla koxinzelelo ngokubonelela ngeenguqu ezigudileyo, ukuphucula amandla olwelo. |
| Uphuculo lweNkqubo eYomeleziweyo | Iingqiniba zivumela uyilo lwemibhobho eguquguqukayo, ibalulekile ekuhambeni kwezithuba ezinyiniweyo kunye nolungelelwaniso oluntsonkothileyo. |
I-elbow ye-90-degree iphinda incedise ezinye izixhobo, ezifana ne-PPR yokunciphisa i-Elbow, ukudala iinkqubo zemibhobho esebenzayo kunye neyomelele.
Ukulinganiselwa kwi-90-Degree Elbow
Ngelixa i-90-degree PPR elbow igqwesa kwiimeko ezininzi, inemida ethile. Iziphumo zophando zibonisa imingcipheko enokubakho enxulumene nokusetyenziswa kwayo:
- Uphononongo lubonisa ukuba ulungelelwaniso lwe-90-degree, ngokukodwa i-threaded cast cast iron elbow fittings, inemida ebalulekileyo ekusebenzeni kwe-seismic kunye neendlela zokungaphumeleli.
- Nangona kungekho monakalo ubonwe kwi-elbow fittings ngexesha lovavanyo, ubuthathaka ichongiwe kwi-tee fittings phantsi kolungelelwaniso lokulayisha olwahlukeneyo, ebonisa ukuba ulungelelwaniso lwesibini luchaphazeleka ngakumbi kumonakalo omkhulu.
- Iziphumo zifuna ukuphononongwa kwakhona kweengqikelelo zoyilo malunga nokufaneleka kokuqina kwizicelo zenyikima, njengoko ukujikeleza okugqithisileyo kunokukhokelela ekungaphumeleli kokuvuza.
Ngaphandle kwale mingeni, i-elbow ye-90-degree ihlala ilukhetho oluthembekileyo kwiinkqubo ezininzi zemibhobho, ngakumbi xa zidityaniswe nezinye izinto ezifana nePPR yokunciphisa i-Elbow ukuphucula ukusebenza ngokubanzi.
Umahluko oPhambili phakathi kwe-45-Degree kunye ne-90-Degree PPR Elbows
I-engile kunye ne-Flow Direction
Umahluko omkhulu phakathi kwezi ngqiniba zimbini ukwi-engile yazo. I-elbow ye-45-degree itshintsha indlela yombhobho ngama-degrees angama-45, idala indlela ehamba kakuhle. Ngakolunye uhlangothi, i-elbow ye-90-degree yenza i-angle ebukhali yokujika. Le engile ebukhali inokubangela isiphithiphithi ekuhambeni.
Nalu uthelekiso olukhawulezayo:
| Uhlobo lwengqiniba | Ukutshintsha kwe-engile | Iimpawu zokuhamba |
|---|---|---|
| 45 iDegree Elbow | 45 degrees | Ukuhamba okugudileyo kunye nesiphithiphithi esincinci kunye noxinzelelo lwehla. |
| 90 iDegree Elbow | 90 degrees | Ibangela isiphithiphithi ngakumbi kunye nokulahleka koxinzelelo. |
Ukuhamba kakuhle kwe-elbow ye-45-degree kwenza kube yinto efanelekileyo kwiinkqubo apho ukugcinwa koxinzelelo oluzinzileyo kubalulekile. Ngeli xesha, i-90-degree elbow isebenza ngcono ekusetweni okudinga ukujika okubukhali.
Impembelelo kwiiMpawu zokuHamba
I-angle yengqiniba ichaphazela ngokuthe ngqo indlela ulwelo oluhamba ngayo kumbhobho. I-elbow ye-45-degree inciphisa i-turbulence, enceda ukugcina uxinzelelo kunye nokuhamba. Oku kuyenza isebenzise amandla, ngakumbi kwiinkqubo ezifana neentambo zonikezelo lwamanzi.
Ngokwahlukileyo, i-90-degree elbow idala isiphithiphithi. Oku kunokukhokelela kwilahleko ephezulu yoxinzelelo, enokufuna amandla ongezelelweyo ukugcina ukuhamba. Nangona kunjalo, uyilo lwayo oludibeneyo luyenza ibe lukhetho olusebenzayo lweendawo ezixineneyo.
Iingqwalasela zeSithuba kunye noFakelo
Isithuba sidlala indima enkulu ekukhetheni phakathi kwezi ngqiniba zimbini. I-elbow ye-45-degree idinga indawo eninzi yokufakela ngenxa ye-angle yayo encinci. Oku kunokuba lucelomngeni kwiindawo ezivaliweyo.
I-elbow ye-90-degree, kunye nokujika kwayo okubukhali, ingena lula kwiindawo eziqinileyo. Ihlala isetyenziswa kwiindawo ezinje phantsi kweesinki okanye emva kweendonga apho indawo inqabile. IPPR Ukunciphisa i-Elbow, edibanisa izibonelelo ze-angle ye-90 kunye nobukhulu obuguquguqukayo, lukhetho olukhulu kwiisetingi ezinjalo.
Ukufaneleka kweemeko ezahlukeneyo
Ingqiniba nganye inamandla ayo ngokuxhomekeke kwimeko. I-elbow ye-45-degree ifanelekile kwiinkqubo ezibeka phambili ukuhamba kakuhle kunye nokusebenza kakuhle kwamandla, njengemibhobho yokuhlala okanye imibhobho yezoshishino.
Ingqiniba ye-90-degree isebenza ngcono kwiimeko ezifuna utshintsho olubukhali, njengokujikeleza imiqobo kufakelo olubambeneyo. Ukuguquguquka kwayo kuyenza ibe lukhetho oludumileyo kuzo zombini iindawo zokuhlala kunye neshishini.
Zombini i-45-degree kunye ne-90-degree ye-PPR elbows isebenza ngeenjongo ezahlukeneyo. I-elbow ye-45-degree iqinisekisa ukuhamba kakuhle kunye nokulahlekelwa koxinzelelo oluncinci, okwenza kube kuhle ukujika ngokuthe ngcembe. Ingqiniba ye-90-degree isebenza kakuhle kwiindawo ezixineneyo kunye nokujika okubukhali.
Ixesha lokuposa: May-10-2025
