Izithako ze-drill string zenza ingqikithi ebalulekile nezokusebenza zomsebenzi wamanje wokufaka ama-piling ngokuhambisana, zisebenza njengenhlangano eyinhloko yokuxhumana kwezimboni phakathi kwemishini yokubhoboza kanye nomhlaba ophakanyisiwe. Lezi zingxenye ezinobuchwepheshe zisebenza ngokuhlanganyela ne-drilling rigs ezirotary noma ezivibratory ukuze zidalwe ama-bored piles, ama-continuous flight auger (CFA) piles, nezinye izixazululo ezifakwe ukwakhiwa okusekelwe ezintweni ezahlukahlukene ze-geological. Izithako ze-drill string ziqukethe uhla olubanzi lwezithako ezihlanganisa ama-hollow stem augers, ama-drill rods, ama-kelly bars, ukuhlanganiswa, ama-casings, kanye nezicucu zokwandisa, ngayinye ikhethelwe ukumelana nesixuku esikhulu, ukulayisha kwezindleko, kanye nomthwalo ophakanyiswa ngesikhathi sokusebenza kwemifulelo ejulile. Uhlaka nokwakheka kwezithako ze-drill string kuphakathi komphumela wokusebenza kobhubhiso, ubuqiniso be-pile, kanye nesikhathi esiphelele sephrojekthi, okwenza ukukhetha kahle nokugcina kubalulekile kubakhiqizi be-fundations abasebenza ezimakethe ezinqwabelene. Umklamo osebenzayo wezithako ze-drill string kumele uqinisekise izidingo ezithile zezindlela zokufaka imikhono, ezicaciswe ngendlela yokuhlanza umhlaba ukuze zidalwe amandla okuphatha aphezulu ngaphakathi komthombo wepile. Emathanjeni ahlangene afana ne-clay kanye ne-silt, izintambo zokubhoboza zenza ukuhamba okulawulwe ngokuhamba okulandelanayo noma okwethusi, kuyilapho ezindaweni ezinezinhlamvu ezifana ne-zikha izimpande nezivunguzayo, lezi zinto ziqinisekisa ukungena ngesikhathi ugcinwe izinga lendlela ye-borehole. Izimpawu zokusebenza zezithako ze-drill string—ukuhlanganiswa kokuphuma, amandla okuphakela, kanye nokumelana nokugqwala—zihlola ukuvikela ukungaphumeleli komsebenzi ngesikhathi eside. Izinto ezithuthukile ezifana nezinsimbi ze-alloy ezisezingeni eliphezulu zinikeza ukusebenza okungcono ezimeni zomhlaba eziyingozi, kuhlanganise nezindawo ezihlanganisiwe noma eziqukethe izithako ezikhemikhali lapho izincazelo ezijwayelekile zinganelisi. Abakhiqizi abasebenza ezimeni ezinobunzima, kuhlanganise nezindawo ezinezitobhi eziphezulu noma ezinemivimbo engakhethi, bathola inzuzo enkulu ezithakweni ze-drill string ezingakhethiwe ezakhelwe lezo zinda ze-geological ezithile. Izicelo zezithako ze-drill string zifaka phakathi izinhlelo zokwakha, ezokuhweba, nezokwakha izisombululo lapho ukufakwa kwe-piling kuthola izixazululo eziphumelelayo zokwakha ezijulile ngensizakalo ephansi yokuphahlazeka komhlaba. Abaklami be-fundation bakhetha izincazelo zezithako ze-drill string ngokusekelwe emiphakathini, ukuhlaziywa komsebenzi wombuso, amandla afunekayo we-pile, kanye nokutholakala kwe-rig, ukuqinisekisa ukusebenza okuhle ezimeni zomhlaba ezihlukene. Ezakhamuzini ezikhululekile lapho izithukuthuku kanye nezwi eliphezulu zithinta izindlela zokwakha, ukufaka ama-piling ngezithako ze-drill string ezihlosiwe kuhlinzeka ngokuphuma okusebenzayo kumasistimu we-pile abhekelela. Ubuqotho bezithako ze-drill string buphumeza abakhiqizi ukuba bafeze iziqondiso ezihlukahlukene zokwakha—kusuka ezindaweni ezikhanyayo eziphakanyisiwe ukuya kuzinhlelo ezikhalini eziyi-continuous flight auger—ngokwezidingo zephrojekthi. Izinqumo zokuthenga eziphathelene nezithako ze-drill string zithinta ngqo umnotho wephrojekthi, njengoba ukuvumelana kwemishini, ukwakhiwa, kanye nokutholakala kuthinta amazinga okusebenza ngosuku. Kubahlanganyeli bezimakethe emkhakheni wezinsiza zokwakha, ukuhlinzeka ngezixazululo eziphelele ze-drill string—including izithako zokubhoboza ezisemqoka kanye nezithako ezixhumana—kuchitha izinsiza futhi kuqinise isikhundla sokuncintisana. Izinqubo zokugcina eziphumelelayo, kuhlanganiswe nokuhlolwa okujwayelekile kokugqoka, ukuqinisekisa ubuqiniso bemigqa, kanye nezinyathelo zokugcina ezivikelekile, zandisa impilo yemishini yokusebenza futhi zithuthukise izindleko zenkampani eziningi, zakha inani lokusebenza elide kubakhiqizi be-fundation abaphatha imiphakathi ejulile eyinkimbinkimbi.
Ama-drill rods ayizigaba ezibalulekile ezinhlelweni zokwakha zokuphela okulandelayo, akha isisekelo esibalulekile semishayo ye-drill string esetshenziswa emisebenzini yokuphuma. Lezi zinsiza zensimbi eziyizindandatho zidlulisa ithonya lokujikeleza, imithwalo ye-axial, futhi kwezinye izimo, amandla we-dynamic impact kusuka ekhanda lokubhola noma i-hammer yokushaya ukuya kwi-auger, ithuluzi lokusika, noma i-shoe yokushaya ezindaweni ezijulile. Emsebenzini wokuphuma—kokubili izindlela zokuphula okuphelele nezokuphula okwengxenye—ama-drill rods avumela ukuhamba okuhlelekile kwezinsiza ze-hollow-stem augers, i-continuous flight augers, noma amathuluzi akhethekile okulungisa ngenkathi kugcinwa ukuhlela kahle nokudluliselwa kwemithwalo. Ukukhetha nokucaciswa kwama-drill rods kuthinta ngokuqondile ukusebenza kahle kokubhola, umkhiqizo wesigubhu, kanye nokwakheka kwempahla ethunyelwe. Izinhlelo ze-drill rod zanamuhla kumele zibe nezwelonke ezihlukahlukene zezimila, kusuka kuzikhumba ezithambile nezincane kuya ezindaweni ezinamathambo, izendlalelo zegravela, kanye nezitshalo ezidala, kuthinta ukukhethwa kokuqinisekisa okucophelela based on izimo zomhlaba ezilindelekile nezindaweni zokubhola. Izidingo zokusebenza zama-drill rods emsebenzini wokuphuma zidinga izinto kanye nezindlela zokwakha ezokuqinisekisa ukup耐issis nokudlulisela amandla okuqinisekileyo ngaphakathi kwezikhawu ezinde zokubhola. Ama-drill rods enziwe nge-steel ephezulu, ngokuvamile efakwe noma engenashintshi, ahlelwe ngokujwayelekile ukuba ahlale ephansi izinzwa zokuhambisa, amandla wokushayisa, kanye nokukhokhisa umthwalo ezikhaleni eziningi zokubhola. Izinhlelo zokuxhuma—noma ngabe ziwugxile, zikhanya, noma zenziwe ngokuhambisana—kumele zigcine ubumbano bomelezi ngaphansi kwezidingo ezihlukile zamathuba futhi zigweme ukwehluleka kwama-joint ngaphambi kwesikhathi. Umzimba nosayizi we-drill rods kuxhumana ngqo nesikhumbuzo samandla sesigubhu namandla okusebenza kwezindawo zokubhola. Emsebenzini wokuphuma obushelelezi, ama-drill rods amancane angase alungise, kanti amaphrojekthi wokwakha ojulile adinga ama-drill rod amakhulu anama-systems wokuxhuma aqinile ukuze aphathe izinhlekelele ezihlukile nezinsizakalo zomsebenzi. Abachwepheshe bokwakha umhlaba kanye nabakhi bemigqa bakhetha izinhlelo zama-drill rods ngokusekelwe ezihlolweni eziphelele ze-sayithi, ukwakhiwa komhlaba, nokuhlola izimo zangaphansi. Imisebenzi yokuphuma ivame ukuhlangana nezimo zomhlaba ezinzima okubandakanya amazi ahlukahlukene, ama-profiles emhlabathi anokuhlanganisa, kanye nezithiyo ezifana ne-cobbles noma udoti olulahlekile. Ama-drill rods akwazi ukugcina ukuvelela nokuphuma ngesikhathi sokuhamba ezimeni ezinjalo abalulekile ukuze kufezwe izinqumo zezifunda ze-pile kanye nezinga le-geometric tolerance. Uxhumano phakathi kwezinhlelo zama-drill rods nezinsiza zokuphela zanamuhla lungene sakhelwe ukufaka izinhlelo zokwelula eziphakeme, imishini yokuhlola torque, kanye nezinsiza zokulungisa i-hydraulic—all of which depend on high-quality drill rod assemblies for effective transmission of control signals and load data. Izingqalasizinda zokuhlala, izinkampani zokwakha, kanye nabahlinzeki bezinsiza bagcina izinqwaba ze-drill rods ezahlukahlukene ukuze babhekane nezidingo ezihlukahlukene zephrojekthi yokuphuma, izimo zomhlaba, kanye nezithombe zokwakha ezitholakala kumakhono, emisebenzini nasemphakathini.
Ama-shock absorbers e-DTH hammer ayizinto ezibalulekile ngaphakathi kwemisebenzi yokukhipha ama-piling ezisiza ukuvikela amathuluzi e-drill string ezinsukwini zokuqhanyelwa kwezinzwa ezinzima ezakhiwa ngesikhathi sokushayela. Ekuqondeni kwezimiso ezijulile kanye nokwakhiwa kwe-geotechnical, izinhlelo ze-DTH (Down-The-Hole) zisebenza ngokuphakela izigameko eziqhubekayo zokuhlasela ukuze kuthunyelwe ama-piles nama-casings ngokusebenzisa imifula enzima nezinto zamatshana. I-shock absorber isebenza njengendlela yokudambisa amandla, inciphisa ukudluliswa kokuthintwa kwemijikelo bejwayele ngesikhathi sokuthutha, ngaleyo ndlela ikhuphule impilo yemishini ithuthukise ukusebenza kahle kokusebenza. Lezi zinto ezikhethekile zibalulekile lapho kuhambisana nezindlela zokushayela eziphelele noma ezingaphelele, lapho i-pile uqobo ikhipha umhlabathi ngokuqondile njengoba iqhubeka phansi. Ngokunciphisa imijikela yama-shock eza ngomumo edale umonakalo kumathread, ama-seals, kanye nezixhumi zomkhiqizo e-drill string assembly, ama-shock absorbers avumela abaqashi ukuba bagcine izivinini zokushayela ezihambisanayo futhi banciphise isikhathi sokuphuma kwemishini esihambisana nokuguga kwesikhathi noma ukuwa. Ukukhetha nokuchaza kahle ama-shock absorbers afanelekile kuncike kumandla okukhomba i-hammer, ukujula kokuhlola, kanye nezimo ze-geological ezibhekene nazo. Imisebenzi yokukhipha ama-piling esebenzisa ama-hammers e-DTH ivamise ukungena emhlabathini ocebile ophakeme, ama-clays aqinile, ama-silts, kanye nemijikelezo yomhlabathi-notshani lapho izindlela zokushayela ezijwayelekile zisetshenziswa kahle. Ama-shock absorbers aba nenzuzo enkulu ezinhlelweni ezihilela izimo zokushayela eziqinile, okukhanya, izinsila, noma izigodi ezicashile noma eziphakathi kokumoshwa lapho amandla okuthinta ekhula kakhulu. Izingxenye ze-drill string, kuhlanganise nama-shock absorbers, kumele zisebenze ngokuhlanganyela ukuze kudluliselwe amandla kusuka phezulu ngesikhathi zivika izinto ezithintekayo ezifana ne-rotary slips, izixhumi ze-pipe, kanye ne-bearings. Ekukhishweni kwezakhiwo ezinokukhanya kwezimboni, izakhiwo zasolwandle, izakhiwo eziphakeme, kanye nezinhlelo zokwakha, ama-hammers e-DTH anama-shock absorption afanele enza kahle kakhulu ezimweni zomhlaba eziyinkimbinkimbi ezidinga ukulawula okucacile kokujula kanye nokufakwa kwezana okuqinisekisiwe. Ukuhlanganiswa kwama-shock absorbers e-DTH hammer ngaphakathi komkhakha wepiling wokukhipha kudinga ukuxhumana phakathi kwezingxenye eziningi ze-drill string kufaka phakathi ama-adapter, amaphayiphi, izinhlelo zama-casing, kanye nezinhlelo zokudambisa ukudluliselwa. Abakwaqashi kanye nabahlinzeki bemishini abahamba ezimakethe ezinokuncintisana bakhona bayazi ukuthi ukutshala imali ezimweni ezinhle ze-shock absorbers kuthinta ngqo umnotho wephrojekthi ngokwehlisa izindleko zokushintsha imishini, ukuphenduka okusheshayo, kanye nokuphucula ukuphepha kwendawo. Izakhiwo zanamuhla zama-shock absorber ziqhakaza izilinganiso ezahlukahlukene zamandla ama-hammer futhi ziqinisekisa izidingo ezithile zezakhiwo zokuphucula ukungena, ukuhamba, kanye nezinjongo zokuthuthukisa umhlaba. Uma zigcinwe kahle futhi zithunyelwa ngokuya ngezinsiza zomkhiqizi we-hammer, ama-shock absorbers e-DTH hammer anikeza ukuvikelwa okwethembekile ngokumelene nomfutho wokwakheka ohlangene nezenzo zokwakhiwa ezijulile eziyinkimbinkimbi, okwenza kube yizinto ezibalulekile kubameli bama-piling ajulile abasingatha ezindaweni ezahlukene ze-geological nezimo zokwakha ezidinga.
Izithako ze-ratchet zokufaka umoya zincazelo zezimoto ezikhethekile ezisiza izinhlelo zokufaka umoya emisebenzini yokuphosa, zivumela abaqhubi ukuba baphucule ukumbiwa nokufakwa kwemigodi ezindaweni ezihlukahlukene zomhlabathi. Lezi zithako zisebenzisa izakhiwo ze-ratchet ukuze ziqondise futhi zilawule ukuhamba komoya ophukile nge-drill string, kuvumela abaqhubi ukuba balawule ingcindezi nezinga lokulethwa ukuze kutholakale ukwelashwa komhlaba okuphelele nokuhlelwa komhlabathi. Ukuhlanganiswa kwezinhlelo zokulawula ezisekelwe ku-ratchet nobuchwepheshe bokufaka umoya kuhlinzeka ngendlela yokuphatha amandla ezenzakalayo phakathi kwemisebenzi yokuphosa ephelele noma engaphelele, lapho ukwabiwa komoya okulawulwayo kuthinta ngqo ukusebenza kokwandiswa komhlaba, ukuvalelwa kwezikhala, nokumelana nokungena kwepali. Ezinhlelweni zokwakha ezinzulu, izithako ze-ratchet zisebenza njengezinto ezibalulekile ngaphakathi kokuhlanganiswa kwe-drill string, zivumela abaqhubi ukuba basebenzise izindlela zokufaka umoya ukuze baphathe izimo ezinzima ezingaphansi komhlaba ezifaka phakathi ukudla kohlanga olunokhuselo, umhlaba ophephukayo, nezeluleko ezimanzi lapho ukusongela okujwayelekile kubeingicelekile. Uhlelo lwe-ratchet luvumela ukuhamba komoya okuhlosiwe futhi kuxhunywe, kusekela izindlela ezifana nokuphosa komoya, ukubiwa kwe-air-lift, nokwanda kwengcindezi yomhlabathi. Lezi zithako zibaluleke kakhulu lapho kubiwa emigudwini emixube efuna ukuphakanyiswa kwezikali ezihlukahlukene, njengoba indlela ye-ratchet yokulawula ihlinzeka ngokuqhubeka okuthembekile ezindaweni ezinengcindezi ephezulu, ezishisayo lapho izinhlelo ze-elekthronik zingase zibheke izinkinga zomjikijelo. Abakhi bezisekelo basebenzisa le teknoloji ukufinyelela ukuthuthuka okuphezulu kokunyakaza kwe-skini, ukusiza ukunciphisa ukwehla, nokwandisa amandla okuphatha okupali ngokufaka umoya okulawulwayo ngesikhathi sokufakwa. Imiphakathi yokuphosa esetshenziswa izithako ze-ratchet zokufaka umoya izuza ekulawuleni ukusebenza ngcono nokunciphisa ukusetshenziswa kwezinto uma kuqhathaniswa nezingqalasizinda ezijwayelekile. Ukuhlanganiswa kwezinto ze-ratchet nezinhlelo zokufaka umoya kuvumela ukuthuthukiswa komhlaba okungabizi ezindaweni zamadolobha lapho ukulawula ukuxhawula kubalulekile futhi imikhawulo yokukhuluma ilawulwa kakhulu. Izicelo ezijwayelekile zifaka phakathi ukwakhiwa kwelebhu ephakeme, imisebenzi yokuphakanyiswa, namaphrojekthi okuthuthukisa izisekelo lapho ukwelashwa komhlaba okunembile kuvimbela ukwehla kohlanga oluthukile. Ukucaciswa kwemishini yalezi zithako kufanele kuhlangabezane nezinga lokucindezelwa komoya ophukile ukusuka ezingeni eliphakathi kuya ezingeni eliphakeme, kanti uhla lwe-ratchet lwesithako luxhasa ukuphindaphinda ngaphandle kokukhalipha kwemishini. I-configuration ye-drill string ehlanganisa izithako ze-ratchet idinga ukuhlelwa kahle ne-hydraulic ne-pneumatic capacity yesikhwebu sokuphosa, iqinisekisa ukuhlanganiswa okuhlangene nemishini yokujikijela, imishini yokuphosa, nezinhlelo ze-casing ezisebenzelana nemigudu yokuphosa ephelele nangephezu.
Amarhodu we-shell-type azinzile izinto ezibalulekile zohlelo lokuwela kwezakhiwo ezisetshenziswa ezinhlelweni zokwakha izisekelo ezijulile nezobunjiniyela bendawo. Lezi zikhala ezikhethekile zisetshenziswa njengendlela eyinhloko yokwandisa izimbobo ezihambelana nezendlovu ezahlukene nasenkululekeni yokufaka ama-pile. Ezenzweni zokufaka ama-pile, amarhodu we-shell-type asebenza ngokujikijela naku-methods yokushaya, athuthumela kancane phansi, futhi acindezela impahla engaphakathi. Imithetho enembile yamarhodu ivumela ukuqhubeka kokukhipha umhlaba ophakanyisiwe ngaphakathi, ivumela abakhi ukuba bahlola izimo zomhlaba, baphawule i-composition yomhlabathi, futhi bahlonze ukujula kwezingqimba zokuxhasa. Amarhodu we-shell-type asiza kabi emhlabeni ogcwele, emivundlweni yensila, nasezindaweni ezihlanganisa umhlaba nethafa lapho okukhona uk drilling kwe-open-hole kungahambisani kahle noma kungungcono kwezoqoqosho. Inqubo ejwayelekile yokufaka ama-pile okuphumayo esebenzisa amarhodu we-shell-type ibandakanya ukujikeleza noma ukushaya i-tubular casing emhlabeni ngasikhathi sinye ukwakha impahla yokuphuma. Njengoba amarhodu anqamulisa, ahlisa umhlaba ngasohlangothini, enza iprofayili yempahla ecindezelwe, edalweni lohlobo lwesikhumbuzo. Le pheni yokuphuma ibalulekile ukuze kuthuthukiswe ubukhulu bomhlaba nesikhumbuzo sokuphatha ezigabeni zomhlaba ezilula noma ezinzima, kuyenza ibe yisixazululo esihle sokwakhiwa kwezisekelo ezindaweni ezinomhlaba ongenampilo. Abasebenza ngemishini kumele baqaphe kahle isivinini sokudrill, i-torque yokucekela phansi, nezinga lokungena ukuze baphucule ukucindezelwa komhlaba futhi banciphise ukuphakama kwesurface. Izinhlelo zamahodula e-shell-type zanamuhla zixhumanisa ubuchwepheshe bokuhlola obuphambili kuhlanganise nama-sensors we-torque, izinkomba zokuqonda, kanye nezincwadi zokudrilla zesikhathi sangempela ukuze kuqinisekiswe ikhwalithi eqhubekayo ne-operations efinyelela kanjani emsebenzini wokufaka izisekelo eziyinqaba. Amarhodu we-shell-type athola ukusetyenziswa okukhulu ezinhlelweni zobunjiniyela ezidinga izisekelo ezithembekile eziyinqaba ezimweni ze-geological ezihlukene. Izicelo ezivamile zifaka phakathi ukwakhiwa kwe-pile ezimbotsheni, ubuchwepheshe bokufaka ama-screw pile, ukufakwa kwemicropile, kanye nocwaningo lobunjiniyela obukhethekile ezindaweni ezingcolile noma ezithintekayo emvelo lapho ukuhlinzekwa kwezimpahla zomhlaba kubaluleke kakhulu. Imishini inikezela kahle kumazinga aphazamisekileyo, okubandakanya i-bedrock eluphazamisekile, izendlalelo zomhlaba ezihlukahlukene, kanye nezindawo ezinezinga eliphezulu lamanzi aphansi. Ekuthuthukiseni ukwakhiwa kwemigwaqo, amarhodu we-shell-type anika izixazululo zokuwela ezilawulayo ezinciphisa ukunyakaza nokuphazamiseka kwenhliziyo uma kuqhathaniswa nezindlela zokufaka ezishayisayo. Abakhi balinga amarhodu we-shell-type ngenxa yokuba nekhono lokuzenzeka emizweni ehlukahlukene yokuhamba komhlaba, kusukela kumagciwane anemvula no-silt ama-deposits adinga ukuphathwa nempahla ye-pressure kuya kumafomu ama-granular anokusebenza okuqinile nezindlela ezincane ezihlanganiswe ne-cement. Idatha yokuhlola yomhlaba ethathwe ngesikhathi sokwandisa kwamarhodu we-shell-type inikeza ongoti bezobunjiniyela be-geotechnical ulwazi olukhulu lokuphucula ukwakhiwa kwezisekelo nokunciphisa ubungozi ezimweni ezinzima ezitholakale ezinhlelweni zokwakha ezinzima.
I-DTH shock absorbers imele izingxenye ezibalulekile ngaphakathi kwesigaba sokuhlinzeka somgibeli sokushintsha izinsimbi, esisebenza njengezixhobo ezibalulekile zokunciphisa wukudlidliza ezivikela imishini yokubhola nezisebenzi ngesikhathi sokubhola ngezindlela ze-percussion ngaphansi komhlaba. Lezi zingxenye ezikhethekile zenzelwe ukusiza nokudambisa imithwalo ye-shock eqinile edalwe ama-DTH hammers kanye nomthelela wezixhumi zokubhola, ikakhulukazi ngesikhathi somsebenzi wokwakha izisekelo ezijulile ezimweni zendawo ezinzima. Ngokuhambisana nezindlela zokushintsha eziphelele kanye nezimfudlana ezingaphelele, ama-shock absorbers adlala indima ebalulekile ekuqinisekiseni ubuqotho besakhiwo semishini yokubhola, kunciphisa ukukhathala komsebenzisi, futhi wandise isikhathi sokusebenza kwemishini ngokunciphisa imiphumela ehlangene yamanani aphezulu okudlidliza ahlotshaniswa nobuchwepheshe be-DTH. Ukuklanywa nokuveza ama-DTH shock absorbers kuhlanganisa imiqondo yobunjiniyela ebucayi ecatshangelwayo, kufaka phakathi imvamisa ye-percussion, amandla okushaya, usayizi wesigaba somgibeli, kanye nezimo zejiyografi eziphantsi. Lezi zisetshenziswa zisebenzisa izixazululo ze-elastomeric, izinhlelo zokunciphisa uhlobo lwe-hydraulic, noma izinhlelo zokuhlanganisa ama-absorber ukunciphisa ukudluliswa kokudlidliza phakathi kwesigaba sokubhola naku-mishini yokubhola esekelayo. Ukukhethwa kwezincazelo ezifanele ze-shock absorber kusekelwe ezintweni ezihlanganisa ukufakwa kwamandla, ukuzwela kwama-hammer, ubukhulu bokubhola, izici zomhlaba nezindonga zezinhlanga, kanye nezidingo zokusebenza ngenani nokuphuma. Ochwepheshe bobunjiniyela kufanele bahlaziye ikhono lokumisa ukudlidliza, izinga lokubuyisela elenzweni, nezici zokuzinza kokushisa lapho becacisa ama-DTH shock absorbers emikhankasweni ethile yokubhola izisekelo. Izicelo ze-DTH shock absorbers zigxile ezimweni ezahlukene zezezimboni zokuqhuba, kusuka emsebenzini wezisekelo zedolobha odinga ukulawula ukudlidliza kuya ekuthuthukisweni kwezindawo ezikude ezinomkhawulo wezinsiza. Emisebenzini yokudlula, lezi zingxenye zikhombisa ukuba invaluable uma kubhola ngaphezulu kwephrofayili ezahlukahlukene zomhlaba, izakhiwo ze-gravel ezindizayo, edwaleni elishayayo, kanye ne-bedrock enezinzuzo lapho ukubhola nge-percussion kunikeza ikhwalithi engcono ye-borehole nokusheshisa ukufakwa uma kuqhathaniswa nezindlela zokuphendula. Ukuhlanganiswa kwe-shock absorbers ekhethiweyo phakathi kwesigaba sokubhola kuhlangene ngokuqondile nokuthuthukiswa kokusebenza kokubhola, kunciphisa isikhathi sokungasebenzi kwemishini, kukhuphula nezinhlelo zokuphepha, kanye nezinzuzo ezilinganiselwe zesigaba sezezimali kwezakhiwo. Ngokuphumelelayo ukuphatha ukudlidliza kwesigaba sokubhola nokudluliswa kwe-shock, abakhokhi bayathuthukisa kokubili ukusebenza kwemishini kanye nezindinganiso zokuphepha zabantu ezimweni eziyingozi zokwakhiwa kwezisekelo ezijulile.