Ka'idoji na Gabaɗaya
Diamita na bututun CHUANGRONG PE ya kama daga mm 20 zuwa mm 1600, kuma akwai nau'ikan kayan aiki da yawa da ake da su ga abokan ciniki don zaɓa. Ana haɗa bututun PE ko kayan aikin ta hanyar haɗa zafi ko kayan aikin injina.
Ana iya haɗa bututun PE zuwa wasu bututun kayan ta hanyar amfani da kayan matsi, flanges, ko wasu nau'ikan kayan aikin canji na ƙwararru.
Kowace tayin tana da fa'idodi da ƙuntatawa na musamman ga kowane yanayi na shiga da mai amfani zai iya fuskanta. Ana ba da shawarar tuntuɓar masana'antun daban-daban don jagora kan aikace-aikace masu dacewa da salon da ake da su don shiga kamar yadda aka bayyana a cikin wannan takarda kamar haka.
Hanyoyin Haɗi
Akwai nau'ikan haɗin zafi da dama da ake amfani da su a yanzu a masana'antar: Butt, Saddle, da Socket Fusion. Bugu da ƙari, haɗin lantarki (EF) yana samuwa tare da haɗin EF na musamman da kayan haɗin sirdi.
Ka'idar haɗakar zafi ita ce a dumama saman biyu zuwa yanayin zafi da aka ƙayyade, sannan a haɗa su tare ta hanyar amfani da isasshen ƙarfi. Wannan ƙarfin yana sa kayan da aka narke su gudana su haɗu, wanda hakan ke haifar da haɗuwa. Idan aka haɗa su bisa ga tsarin bututun da/ko daidaita su da masana'antun, yankin haɗin yana ƙaruwa kamar ko fiye da haka, bututun da kansa a cikin halayen tensile da matsi da haɗin da aka haɗa yadda ya kamata ba za su iya zubewa ba. Da zarar haɗin ya huce zuwa yanayin zafi na yanayi, ya shirya don sarrafawa. Sassan da ke gaba na wannan babi suna ba da jagorar tsari gabaɗaya ga kowane ɗayan waɗannan hanyoyin haɗin.
Matakan Haɗa Butt
1. Dole ne a sanya bututun a cikin injin walda, sannan a tsaftace ƙarshensu da barasa mara zubarwa don cire duk datti, ƙura, danshi, da fina-finan mai daga yanki mai nisan kusan mm 70 daga ƙarshen kowane bututu, a fuskokin ciki da waje.
2. Ana yanke ƙarshen bututun ta amfani da abin yanka mai juyawa don cire duk ƙarshen da ya yi kauri da kuma yadudduka masu kauri. Fuskokin ƙarshen da aka yanke dole ne su kasance murabba'i da layi ɗaya.
3. Ana dumama ƙarshen bututun PE ta hanyar haɗawa ƙarƙashin matsin lamba (P1) akan farantin dumama. Dole ne faranti masu dumama su kasance masu tsabta kuma ba su da gurɓatawa, kuma a kiyaye su a cikin kewayon zafin saman (210±5 ℃ ga PE80, 225±5 C ga PE100). Ana kiyaye haɗin har sai an kafa dumama daidai a kusa da ƙarshen bututun, sannan matsin haɗin ya ragu zuwa ƙimar P2 (P2=Pd). Sannan ana kiyaye haɗin har sai "Matakin Sha Zafi" ya ƙare.
Buttfusion
Haɗa bututun butu ita ce hanya mafi amfani da aka fi amfani da ita don haɗa tsawon bututun PE da bututu zuwa kayan haɗin PE, wanda aka yi ta hanyar haɗa ƙarshen bututun zafi kamar yadda aka nuna a cikin Hoto. Wannan dabarar tana samar da haɗin dindindin, mai tattalin arziki da ingantaccen kwarara. Ana samar da haɗin haɗin butu mai inganci ta hanyar ƙwararrun ma'aikata a cikin kyakkyawan yanayi.
Galibi ana amfani da haɗin gwiwa na Butt a kan bututun PE tsakanin girman 63 mm zuwa 1600 mm don haɗin gwiwa akan bututu, kayan haɗi da kuma hanyoyin magancewa. Haɗin gwiwa na Butt yana samar da haɗin gwiwa iri ɗaya tare da halaye iri ɗaya kamar bututu da kayan haɗin gwiwa, da kuma ikon tsayayya da lodin tsayi.
4. Sannan a ja ƙarshen bututun da aka dumama sannan a cire farantin hita da wuri-wuri (t3: babu matsin lamba).
5. Sannan a haɗa ƙarshen bututun PE mai zafi a matse su daidai gwargwado zuwa ƙimar matsin lamba na walda (P4=P1). Sannan a ci gaba da wannan matsin lamba na ɗan lokaci don ba da damar aiwatar da walda ya faru, kuma haɗin da aka haɗa ya huce zuwa yanayin zafi na yanayi don haka ya samar da cikakken ƙarfin haɗin gwiwa. (t4+t5). A wannan lokacin sanyaya haɗin gwiwa dole ne ya kasance ba tare da wata matsala ba kuma a ƙarƙashin matsi. A kowane hali bai kamata a fesa haɗin gwiwar da ruwan sanyi ba. Haɗin lokutan, yanayin zafi, da matsin lamba da za a ɗauka ya dogara da matakin kayan PE, diamita da kauri na bututun, da kuma alamar da samfurin injin haɗawar da ake amfani da shi. Injiniyoyin CHUANGRONG za su iya ba da jagora a cikin mita daban-daban, waɗanda aka jera a cikin waɗannan siffofin:
| SDR | GIRMA | Pw | sabo* | t2 | t3 | t4 | P4 | t5 |
| SDR17 | (mm) | (MPa) | (mm) | (s) | (s) | (s) | (MPa) | (minti) |
| D110*6.6 | 321/S2 1.0 | 66 6 6 321/S2 9 | ||||||
| D125*7.4 | 410/S2 | 1.5 | 74 | 6 | 6 | 410/S2 | 12 | |
| D160*9.5 | 673/S2 | 1.5 | 95 | 7 | 7 673/S2 | 13 | ||
| D200*11.9 | 1054/S2 | 1.5 | 119 | 8 | 8 | 1054/S2 | 16 | |
| D225*13.4 1335/S2 | 2.0 | 134 | 8 | 8 1335/S2 | 18 | |||
| D250*14.8 | 1640/S2 | 2.0 | 148 | 9 | 9 | 1640/S2 | 19 | |
| D315*18.7 2610/S2 | 2.0 | 187 | 10 | 10 | 2610/S2 24 | |||
| SDR13.6 | D110*8.1 | 389/S2 | 1.5 | 81 | 6 | 6 | 389/S2 | 11 |
| D125*9.2 502/S2 | 1.5 | 92 | 7 | 7 502/S2 | 13 | |||
| D160*11.8 | 824/S2 | 1.5 | 118 | 8 | 8 | 824/S2 | 16 | |
| D200*14.7 1283/S2 | 2.0 | 147 | 9 | 9 | 1283/S2 19 | |||
| D225*16.6 | 1629/S2 | 2.0 | 166 | 9 | 10 | 1629/S2 | 21 | |
| D250*18.4 2007/S2 | 2.0 | 184 | 10 | 11 | 2007/S2 | 23 | ||
| D315*23.2 | 3189/S2 | 2.5 | 232 | 11 | 13 | 3189/S2 | 29 | |
| SDR11 | D110*10 | 471/S2 | 1.5 | 100 | 77 | 471/S2 | 14 | |
| D125*11.4 | 610/S2 | 1.5 | 114 | 8 | 8 | 610/S2 | 15 | |
| D160*14.6 1000/S2 | 2.0 | 146 | 9 9 | 1000/S2 | 19 | |||
| D200*18.2 | 1558/S2 | 2.0 | 182 | 10 | 11 | 1558/S2 | 23 | |
| D225*20.5 1975/S2 | 2.5 | 205 | 11 | 12 | 1975/S2 | 26 | ||
| D250*22.7 | 2430/S2 | 2.5 | 227 | 11 | 13 | 2430/S2 | 28 | |
| D315*28.6 3858/S2 | 3.0 286 13 15 3858/S2 35 | |||||||
ew* shine tsayin dutsen walda a wurin haɗin haɗin.
Ya kamata a naɗe ƙusoshin walda na ƙarshe gaba ɗaya, ba tare da ramuka ko ramuka ba, girman da ya dace, kuma ba tare da canza launi ba. Idan aka yi shi daidai, mafi ƙarancin ƙarfin haɗin haɗin gwiwa na dogon lokaci ya kamata ya zama kashi 90% na ƙarfin bututun PE na asali.
Sigogi na haɗin walda ya kamata su dacega buƙatun da ke cikin Hoto:
B=0.35∼0.45en
H=0.2∼0.25en
h=0.1∼0.2en
Lura: Sakamakon haɗuwa mai zuwa ya kamata ya kasance bekauce masa:
Walda da yawa: zoben walda sun yi faɗi sosai.
Haɗar duwawu mara dacewa: bututun biyu ba su daidaita ba.
Walda busasshe: zoben walda sun yi ƙanƙanta sosai, yawanci saboda ƙarancin zafin jiki ko ƙarancin matsi.
Naɗewa ba tare da cikakke ba: zafin walda ya yi ƙasa sosai.
Haɗawar Soketi
Ga bututun PE da kayan haɗin da ke da ƙananan diamita (daga 20mm zuwa 63mm), haɗa socket wata hanya ce mai dacewa. Wannan dabarar ta ƙunshi dumama saman waje na ƙarshen bututun da kuma saman ciki na shigar da soket ɗin a lokaci guda har sai kayan ya kai ga zafin haɗakar da aka amince da shi, duba tsarin narkewar, saka ƙarshen bututun a cikin soket ɗin, sannan a riƙe shi a wurin har sai haɗin ya yi sanyi. Hoton da ke ƙasa yana nuna haɗin haɗa socket ɗin da ba na yau da kullun ba.
Ana shafa abubuwan dumama ta hanyar PTFE, kuma dole ne a kiyaye su cikin tsafta kuma ba tare da gurɓatawa ba a kowane lokaci. Ana buƙatar a saita kayan aikin dumama kuma a daidaita su don kiyaye yanayin zafin saman da ya dace daga 240 C zuwa 260 ℃, wanda ya dogara da diamita na bututun. Dole ne a yi duk haɗin gwiwa a ƙarƙashin murfin don hana gurɓatar haɗin gwiwa daga ƙura, datti, ko danshi.
Tsarin haɗa socket
1. A yanke bututun, a tsaftace sashin spigot da kyalle mai tsabta da kuma barasa mara zubawa a cikin zurfin ramin. A yi alama tsawon ramin. A tsaftace ciki na sashin soket.
2. Goge bayan bututun don cire layin waje daga bututun. Kar a goge ciki na soket ɗin.
3. Tabbatar da zafin abubuwan dumama, kuma tabbatar da cewa saman dumama suna da tsabta.
4. Tura sassan spigot da socket zuwa ga abubuwan dumama har zuwa tsawon lokacin da za a yi amfani da su, sannan a bar su su yi zafi na tsawon lokacin da ya dace.
5. Ja sassan spigot da soket daga abubuwan dumama, sannan a tura su daidai gwargwado har zuwa tsawon haɗin gwiwa ba tare da murɗewar haɗin gwiwa ba. A matse haɗin gwiwar kuma a riƙe har sai ya huce gaba ɗaya. Sannan bead ɗin walda ya kamata ya bayyana daidai gwargwado a kusa da cikakken zagayen ƙarshen soket ɗin.
Sigogi na haɗa soket
| dn, mm | Zurfin soket, mm | Zafin haɗuwa, C | Lokacin dumama, S | Lokacin haɗuwa, S | Lokacin sanyaya, S |
| 20 | 14 | 240 | 5 | 4 | 2 |
| 25 | 15 | 240 | 7 | 4 | 2 |
| 32 | 16 | 240 | 8 | 6 | 4 |
| 40 | 18 | 260 | 12 | 6 | 4 |
| 50 | 20 | 260 | 18 | 6 | 4 |
| 63 | 24 | 260 | 24 | 8 | 6 |
| 75 | 26 | 260 | 30 | 8 | 8 |
| 90 | 29 | 260 | 40 | 8 | 8 |
| 110 | 32.5 | 260 | 50 | 10 | 8 |
Lura: Ba a ba da shawarar haɗa socket ga bututun SDR17 da ƙasa ba.
Haɗin Inji
Kamar yadda yake a cikin hanyoyin haɗa zafi, akwai nau'ikan salo da hanyoyin haɗin injina da yawa, kamar: haɗin flange, ɓangaren sauyawa na ƙarfe na PE...
Ƙarfin wutar lantarki
A cikin haɗakar zafi ta al'ada, ana amfani da kayan aikin dumama don dumama bututu da saman dacewa. Ana dumama haɗin wutar lantarki a ciki, ko dai ta hanyar mai jagora a mahaɗin haɗin ko, kamar yadda yake a cikin ƙira ɗaya, ta hanyar polymer mai jagoranci. Ana ƙirƙirar zafi yayin da ake amfani da wutar lantarki ga kayan mai gudanarwa a cikin dacewa. Hoto na 8.2.3.A yana nuna haɗin wutar lantarki na yau da kullun. Haɗin bututun PE zuwa bututu da aka yi ta amfani da tsarin haɗakar lantarki yana buƙatar amfani da haɗin wutar lantarki. Babban bambanci tsakanin haɗakar zafi ta al'ada da haɗakar lantarki shine hanyar da ake amfani da zafi.
Tsarin Electrofusion
1. Yanke bututun murabba'i, sannan a yi wa bututun alama a tsawon da ya yi daidai da zurfin soket ɗin.
2. Goge ɓangaren bututun da aka yiwa alama don cire duk yadudduka na PE da aka yi wa oxidized zuwa zurfin kusan 0.3mm. Yi amfani da gogewa ta hannu, ko kuma gogewar barewa mai juyawa don cire layukan PE. Kada a yi amfani da takardar yashi. A bar kayan haɗin lantarki a cikin jakar filastik da aka rufe har sai an buƙata don haɗawa. Kada a goge ciki na kayan, a tsaftace shi da mai tsaftacewa da aka amince da shi don cire duk ƙura, datti, da danshi.
3. Saka bututun a cikin mahaɗin har zuwa alamun shaida. Tabbatar cewa bututun suna zagaye, kuma lokacin amfani da bututun PE da aka naɗe, ana iya buƙatar maƙallan zagaye don cire ovality. Matse haɗin.
4. Haɗa da'irar wutar lantarki, kuma bi umarnin da ke cikin akwatin sarrafa wutar lantarki. Kada a canza yanayin haɗakarwa na yau da kullun don takamaiman girman da nau'in daidaitawa.
5. A bar haɗin a cikin maƙallin har sai lokacin sanyaya ya cika.
Haɗawar Sirdi
Hanyar da aka saba amfani da ita wajen haɗa sirdi a gefen bututu, kamar yadda aka kwatanta a Hoto na 8.2.4, ta ƙunshi dumama saman bututun waje da kuma saman da ya dace da nau'in "sirdi" a lokaci guda tare da kayan aikin dumama masu siffar concave da convex har sai dukkan saman sun kai yanayin zafi mai kyau. Ana iya cimma wannan ta hanyar amfani da injin haɗa sirdi wanda aka tsara don wannan dalili.
Akwai matakai guda takwas na asali waɗanda ake amfani da su don ƙirƙirar haɗin haɗin sirdi:
1. Tsaftace yankin saman bututun inda za a sanya wurin sanya sirdi
2. Shigar da adaftar sirdi mai girman da ya dace
3. Shigar da injin haɗa sirdi a kan bututun
4. Shirya saman bututun da kuma sanya shi daidai da hanyoyin da aka ba da shawarar
5. Daidaita sassan
6. Zafafa duka bututu da kuma wurin da aka sanya sirdi
7. Danna kuma riƙe sassan tare
8. Sanyaya haɗin gwiwa sannan a cire injin haɗawa
CHUANGRONGKamfani ne da aka haɗa a masana'antar hannun jari da cinikayya, wanda aka kafa a shekarar 2005 wanda ya mayar da hankali kan samar da Bututun HDPE, Fittings & Valves, PPR Bututun, Fittings & Valves, PP Matsewa & Valves, da kuma sayar da injunan walda na Bututun filastik, Kayan Aikin Bututu, Matse Gyaran Bututu da sauransu. Idan kuna buƙatar ƙarin bayani, tuntuɓi mu +86-28-84319855,chuangrong@cdchuangrong.com, www.cdchuangrong.com
Lokacin Saƙo: Yuli-08-2025
