Gudanar da turmi mai saukar da hammer, wanda kuma aka sani da saukar da kyauta ko saukar da gravity, ya wakilci daya daga cikin hanyoyin da aka fi sauƙaƙa da araha don sabunta turmi a cikin gine-ginen kasan deep foundation. Wannan fasaha ta ƙunshi sake ɗaga hammer ko nauyi zuwa wani tsayi da kuma barin shi ya sauka kyauta a saman turmi, canja kinetic energy don kai turmi zuwa ƙasa. Aikin ya dogara ne da gravity da momentum don kai ƙarƙashin ƙarƙashin ƙasa da shiga cikin sassan ƙasa. Drop hammers ana samun su a cikin nauyin nauyi, yawanci daga tonji da yawa zuwa sama da ton 100, waɗanda ke ba masu aiki damar zaɓar makamashin da ake bayarwa ga turmi bisa ƙalilan ƙasa da buƙatun tsara. Simplicity na wannan aikin ya sa shi ya zama musamman amma mai amfani a wuraren aikin da ke nesa ko kuma mara sauƙi inda kayan aikin da aka fi sani da shi zai iya zama mara sauƙi ko aiki.
Mashin na buga taya ta hanyar drop hammer ya wakilci daya daga cikin manyan hanyoyin da ake amfani da su wajen shigar da sashi a kasa da kuma injiniya na geotechnical. Wadda aka sani da free-fall ko gravity-driven pile driving, hanyar ta amfani da karfin buga wanda ake samu ta hanyar daga wata taya mai nauyi a saman pile cap kuma a bar ta fadi kyauta a ƙarƙashin gravity. Nauyin kinetic wanda ake samu yana tura taya kanana kanana zuwa cikin ƙasa, yana ƙara ƙasa da kuma canza ƙasusuwa don kirkirar wata shingen kasa mai tsauri. Hanyar da ta tabbata ta zama babban aikin shigar da sashi a kasa shekaru dari, tana bayar da dogon aikin da yake ci gaba da yin ta hanyar zaɓi ga yawa aikin gini a duniya.
Crane da na'urar sake sakin winch wakilci hanyar da ta keɓe ga ayyukan drop hammer pile driving, inda crane na mobile ko na ɗanɗali wanda aka sanya na'urar winch mai karamin kiyasi ke ɗaga da kuma sake sakin taya mai nauyi ko na'urar ƙara zuwa cikin ƙasa. Hanyar ta haɗu da dogon aikin crane tare da aikin free-fall pile driving, tana baiwa masu aikin gini damar samun adadi mai yawa na shigar da taya zuwa cikin ƙasa da kuma kula da shigar da taya a aikin shigar da sashi a kasa. Na'urar sake sakin winch tana baiwa masu aikin damar sanya taya a wuri mai tsaka da kuma sake shi da karamin kiyasi, tana tabbatar da canji mai tsaka-tsaka na ƙarfin zuwa ga shingen taya. Hanyar sake sakin da aka kulle tana da fa'ida musamman a hali da ake buƙatar maimaitawa da kuma bin doka, domin ta cire dogon aikin ɗan adam yayin da take riƙe manyan fa'idojin na'urar ƙarfin gravity da ake amfani da shi a aikin shigar da sashi a kasa da kuma injiniya na ƙasa.
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