Home  >  Mining & Metallurgy Machinery  >  Mining Machinery  >  Mine Drilling Rig

China Drilling Manufacturer-JEAO-HT81A-Blastholes Hydraulic Crawler Drilling Jumbo, 1. 100% warrantee for 2 years of Hydraulic - details see: https://www.machineto.com/china-drilling-manufacturer-jeao-ht81a-blastholes-hydraulic-crawler-drilling-jumbo-10313703

China Drilling Manufacturer-JEAO-HT81A-Blastholes Hydraulic Crawler Drilling Jumbo
1. 100% warrantee for 2 years of Hydraulic Drilling Rigs

Introduce JEAO-HT81A Hydraulic Drilling Rigs :

HT81A Hydraulic drilling jumbo is mainly used to drill blastholes for underground

tunneling construction in metal or nonferrous metal mine,hydro-power station ect.,which is suitable working is small and middle size cross

section tunnels.The jumbo is designed with compact structure,small outside

dimension,energy saving,advanced hydraulic rock drilling system for making

it has rapid drilling speed,high efficiency,lower noise and get efficiency development

with better safety to operators etc..

Techinical Parameter for JEAO-HT81A Hydraulic Crawler Drilling Rigs:

A.

Item	Unit	JEAO-HT81A	JEAO-HT82
Outside dimensions at transportation	mm	11050X1850X2340	10500X1450X2080
Hole depth	Mm mm	3300 3900	2700
Hole size	mm	Φ43—Φ102	Φ43-Φ76
Max. or Min. cross section suitable(WxH)	mXm MXM	6.5X6.0-3.5X3.5	4.0X4.0-3.0X3.0
Min. turning radius	Mm mm	3100	3000
Length of steel rod	Mm mm	3700 4305	3090
Feeder compensation	Mm mm	1250	1250
Electric motor capacity	KW	62	62
Voltage	V	380	380

B.

Item	Unit	JEAO-HT81A	JEAO-HT82
Traveling speed	KW-H	0-14	0-6
Diesel engine	KW	60	57.7
Driving method		Mechanical
Boom lifting	degrees	+65/-30	+55/-30
Boom swing	degrees	35 to both left and right	35 to both left and right
Feeder rotation	degrees	+180-180±180	+180-180±180
Boom quantity		1	1
Percussion power	KW	18.9	13.2
Climb capability	degrees	≤14	≤14
Total	T	Approx. 12	Approx. 11

Structure offor JEAO-HT81A Hydraulic Crawler Drilling Rigs:

HT81A Hydraulic drilling jumbo is composed of carrier,drilling boom ,feed,

drilling tools,power system,electrical system,air compressor,water pump system

and hydraulic system.

Technical Featuresfor JEAO-HT81A Hydraulic Crawler Drilling Rigs:

1.Hydraulic components feature of superior performance,high reliability and good

commonality.Main hydraulic part (hydraulic oil pump,multiple directional valves and control valve spools) are imported

with original packaging.

2.Hydraulic system has perfect protection device:auto stopping after finishing drilling;

anti-jamming mechanism,low oil level indicator and other protection devices.

3.Hydraulic drifter is imported from MONTABERT France,of which hydraulic system

is energy-saving,high effective and reliable.

4.Equipped with water and air system,and could blow holes.

5.The machine is modular designed,which makes convenient space for assembling and

maintenance.

Photo for JEAO-HT81A Hydraulic Crawler Drilling Rigs :