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ukulungiswa kwekhava
Kwinqanaba eliphakathi nelokugqibela lokusetyenziswa kwe-oyile, kunye nokwandiswa kwexesha lemveliso, inani lemisebenzi kunye nokulungiswa kwe-casing liyakhula, kwaye umonakalo we-casing uya kwenzeka ngokulandelelana. Emva kokuba i-casing yonakele, kufuneka ilungiswe ngexesha, kungenjalo iya kukhokelela kwiingozi ezingaphantsi komhlaba.
1. Ukuhlolwa kunye nokulinganiswa komonakalo wekhava
Izinto eziphambili eziqulethwe kuhlolo lwekhava zezi: utshintsho lobubanzi bangaphakathi bekhava, umgangatho kunye nobukhulu bodonga lwekhava, imeko yodonga lwangaphakathi lwekhava, njl. Ukongeza, jonga kwaye umisele indawo yekhola yekhava, njl.
2. Ukulungiswa kwekhava ekhubazekileyo
I-casing ekhubazekileyo ilungiswa ngotyando lweplastiki.
⑴Isixhobo seplastiki esimile okwepere (esikwabizwa ngokuba yi-tube expander)
I-tube expander ithotywa kwicandelo lequla elinobugoso, kwaye inxalenye eboboso iyandiswa kancinci kancinci ngokuxhomekeke kumandla okudumba kwesixhobo sokubhola. Umgama osecaleni onokwandiswa ngalo lonke ixesha yi-1-2 mm kuphela, kwaye inani lezixhobo ezitshintshwayo likhulu.
⑵ Isithambisi sokufaka ikesi
Esi sixhobo sisetyenziswa ngakumbi kwaye siyenza ibe ngcono imeko.
Isixhobo sokubumba i-casing sisixhobo esikhethekileyo esisetyenziselwa ukulungisa ukuguquka kwe-casing equleni, njengokuthamba kunye nokuxinwa, ukuze siyibuyisele kwimeko esondele kwisiqhelo.
I-casing shaper ine-shaft eccentric, apho kukho ii-roller eziphezulu, eziphakathi nezisezantsi kunye nentloko yekhowuni, kunye neebhola kunye neeplagi zokulungisa intloko yekhowuni. Beka esi sixhobo kwindawo ekhubazekileyo ye-casing, uyijikelezise kwaye usebenzise uxinzelelo olufanelekileyo, unyanzelise intloko yekhowuni kunye ne-roller ukuba zicinezele udonga lombhobho olukhubazekileyo lwe-casing ngaphandle ngamandla amakhulu asecaleni ukuze ifikelele kububanzi obuqhelekileyo kunye nobubanzi obujikelezayo.
Isikrweli sekhava: Isikrweli sekhava sisetyenziselwa ukususa naziphi na iintsalela, ukungalingani okanye iziqwenga ngaphakathi kwesikrweli sekhava yeoyile, ukuze kususwe imiqobo kwimisebenzi yexesha elizayo.
3. inkxaso-mali yekheyisi
Imithombo enezingxobo ezivulekileyo okanye eziqhekekileyo ingalungiswa ngemilinganiselo yenkxaso-mali. Ububanzi bangaphakathi bengxobo elungisiweyo kufuneka buncitshiswe malunga ne-10mm, kwaye inkxaso-mali ingaba yi-10~70m kwisakhiwo esinye.
⑴ ulawulo lwenkxaso-mali
Ubukhulu bombhobho wenkxaso ngokubanzi ngumbhobho wentsimbi ongenamthungo onobukhulu bodonga obuyi-3mm, kunye nee-ripples ezinkulu ezinde, kunye nelaphu leglasi elinobukhulu obuyi-0.12mm elijikelezileyo kumbhobho, lifakwe i-epoxy resin, kwaye umbhobho ngamnye ubude buyi-3m. Xa usetyenziswa, ubude bombhobho ongezantsi bunokudityaniswa kwindawo ngokweemfuno zoyilo, kwaye udonga lwangaphandle lugqunywe nge-epoxy resin ngaphambi kokuba lungene emngxunyeni.
(2) Izixhobo zenkxaso-mali
Iquka ikakhulu i-centralizer, i-sliding sleeve, i-upper striker, i-hydraulic anchor, i-piston barrel, i-fixed piston, i-piston, intloko ephezulu, intonga yepiston, ityhubhu yokunweba kunye ne-tube expander.
4. Ibhokisi yokubhola ngaphakathi
Ukubhoboza ngaphakathi kwebhokisi kusetyenziswa kakhulu ukulungisa imithombo yeoyile eneengxaki ezinkulu. Kunzima ukusebenza kakuhle ekusingatheni imithombo enzima kangaka ngeendlela eziqhelekileyo. Itekhnoloji yokuphazamisa ikhonkco kufuneka isetyenziswe ukubuyisela imithombo efileyo nokuphucula ukusetyenziswa kwemithombo yeoyile.
Ukubhoboza ngaphakathi kwebhokisi kukulungisa isixhobo sokujika kubunzulu obuthile emthonjeni wamanzi eoyile, ukusebenzisa iplani etyebileyo ukwakha nokukhokela ukujika, kunye nokusebenzisa ikhowuni yokusila ukuvula ifestile ecaleni kwebhokisi, ukubhoboza umngxuma omtsha ngefestile, uze uthobe i-liner ukuze uyilungise. Iseti yesixhobo sobugcisa. Iteknoloji yokubhoboza ngaphakathi kwebhokisi kukusetyenziswa kweteknoloji yokubhoboza kwicala ekulungiseni imithombo yeoyile namanzi.
Izixhobo eziphambili zokubhola ngaphakathi kwi-casing ziquka i-inclination setter, i-inclination feeder, i-milling cone, i-drill bit, i-drop joint, i-cementing rubber plug, njl.njl.
Ixesha lokuthumela: Sep-06-2023






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