Concentric casing system ine mapapiro

Tsanangudzo Pfupi

Kuchera kuburikidza nemaumbirwo nezvinhu zvakasununguka, zvisina kubatanidzwa zvinogara zvichiuya nematambudziko senge bore hole caving mukati kana kudonha.Nzira yekudzivirira sei matambudziko aya?Nemakore ekudzidzira mumunda uye kutsvagisa, takagadzira concentric casing system ine mapapiro anoshanda pakugadzira matombo ane silt, uye kana hurungudo diki.Nechimiro chayo chakareruka, kushanda kuri nyore uye kuita kwakavimbika, iyo concentric casing system ine mapapiro inogona kufambisira mberi casing nyore kudzika mukati me30 metres.Inogona kudzoserwa uye ine hupenyu hurefu.

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Inoshanda kune nyika yakafukidzwa, ine zvinhu zvisina kusimba senge ivhu, ivhu, weathered rock sand.

Chikamu zvikamu

Maitiro ekushanda

Step1: Kana kuchera kunotanga, sisitimu inotyaira bhutsu yecasing uye casing tube inodzika pasi.
Nhanho 2: Kana wasvika padombo, simudza iyo block system, zvivharo zvinovhara, dzosera kutenderera uye kuburitsa block system kubva mugomba.
Danho rechitatu: Kana gomba rasvika pahudzamu hwaunoda, pedzisa kuchera uye uenderere mberi nemamwe maitiro.
Danho rechina: Kana uchiri kuda kudzika zvakadzika, shandisa yakajairwa DTH bit kudhiraivha kusvika pakadzika kwaunoda.

Zvakanakira

Iyo yekuvhara kit yakavimbika kwazvo, inodzivirira mapapiro kudonha.
Ralated chikamu list

Kutsanangurwa kweiyo concentric casing system ine mabhuroko

	D		h	H	C	G
Model	OD yeCasing Tube (mm)	ID yeCasing Tube (mm)	Kukora kwemadziro (mm)	Tungamira mudziyo max.Dia.(mm)	Reamed Dia. (mm)	Min.ID yeCasing shoe (mm)	Qty.yemapapiro	Hammer Type	Huremu (KG)
T90	114	101	6.5	99	125	90	2	COP34/DHD3.5	15
T115	146	126	10	124	157	117	2	COP44/DHD340/SD4/QLX40	20.3
T136	168	148	10	146	180	136	2	COP54/DHD350/SD5/QL50	33.4
T142	178	158	10	154	195	142	2	COP54/DHD350/SD5/QL50	38.8
T160	194	174	10	172	206	160	2	COP54/DHD350/SD5/QL50	46.4