Find Verified Yqz 30 Hydraulic Core Drilling Rig Suppliers, Manufacturers and Wholesalers

1.Brief introductions of YQZ-30 hydraulic core drilling rig YQZ-30 hydraulic core drilling rig is a small portable diesel oil drilling machine. It is mainly used for prospecting and exploration, geophysical exploration,drilling engineering such as road construction and blasting hole, shallow oil, natural gas and groundwater drilling. It also can be used for engineering drilling of dam grouting and tunnel ventilation and drainage. The drilling depth of YQZ-30 hydraulic core drilling rig is 30 meters. The open hole diameter is 89mm, and the final hole diameter is 75mm. 2.Features of YQZ-30 hydraulic core drilling rig ·Oil pressure automatic feeding mechanism, high drilling efficiency. ·Using the upper ball clamp mechanism, non-stop re-chuck ·Handles are centralized, easy to operate, safe and reliable. ·Compact structure, small floor space. ·The shell of drill rig and gearbox are made of aluminum. The shell reduce the weight of the fuselage. · Easy to decomposition and move, suitable for working in hilly terrain, mountainous areas and other complex terrain. 3. Technical parameters of YQZ-30 hydraulic core drilling rig Main engine Drilling depth 30m Drill pipe diameter 42mm Open hole diameter 91-110mm End hole diameter 75 mm Drilling rig weight 198kg(No power) Drilling rig dimension 1400*600*1055mm Windlass Maximum hoist capacity 4kn Coiling block diameter 90mm Wire rope diameter 8mm Maximum length 18m The band type brake diameter 200mm The band type brake width 35mm Vertical shaft Rotating speed 136/338/578r/min Stroke 400mm Maximum pressure 8kn Lifting power 10kn Oil pump Model YBC20/125 Rated pressure 12.5Mpa Rate of flow 20ml/r Rated rotate speed 1500r/min Power Diesel engine R180 Cooling type water-cooling Rated power 5.67KW Rated rotate speed 2600r/min 4.Configuration list of YQZ-30 hydraulic core drilling rig Item Specification Unit Quantity Hydraulic core drilling rig YQZ-30 Platform 1 Drill pipe including joint 42 m 30 Reducing nipple joint 57/57 pc 2 Reducing nipple 89*57 pc 1 Opening pipe 89 pc 1 Alloy bit 91 pc 1 Reducing nipple 73 pc 1 Core barrel 73 pc 1 Diamond bit 75 pc 1 Water pump diesel engine power set 1 Drill tower 3m set 1 Wire rope 10mm m 20 Rope cappel pc 4 U shape ring pc 1 Flat square main rod 2m/pc pc 1 Reducing nipple for main rod pc 1 Water faucet pc 1 Lifter pc 1 U-fork 57 pc 1 Safety clamp 57 pc 1 Pliers 24 pc 1 L-wrench 73/89 pc 2

1.Brief introductions of YQZ-30 hydraulic core drilling rig YQZ-30 hydraulic core drilling rig is a small portable diesel oil drilling machine. It is mainly used for prospecting and exploration, geophysical exploration,drilling engineering such as road construction and blasting hole, shallow oil, natural gas and groundwater drilling. It also can be used for engineering drilling of dam grouting and tunnel ventilation and drainage. The drilling depth of YQZ-30 hydraulic core drilling rig is 30 meters. The open hole diameter is 89mm, and the final hole diameter is 75mm. 2.Features of YQZ-30 hydraulic core drilling rig ·Oil pressure automatic feeding mechanism, high drilling efficiency. ·Using the upper ball clamp mechanism, non-stop re-chuck ·Handles are centralized, easy to operate, safe and reliable. ·Compact structure, small floor space. ·The shell of drill rig and gearbox are made of aluminum. The shell reduce the weight of the fuselage. · Easy to decomposition and move, suitable for working in hilly terrain, mountainous areas and other complex terrain. 3. Technical parameters of YQZ-30 hydraulic core drilling rig Main engine Drilling depth 30m Drill pipe diameter 42mm Open hole diameter 91-110mm End hole diameter 75 mm Drilling rig weight 198kg(No power) Drilling rig dimension 1400*600*1055mm Windlass Maximum hoist capacity 4kn Coiling block diameter 90mm Wire rope diameter 8mm Maximum length 18m The band type brake diameter 200mm The band type brake width 35mm Vertical shaft Rotating speed 136/338/578r/min Stroke 400mm Maximum pressure 8kn Lifting power 10kn Oil pump Model YBC20/125 Rated pressure 12.5Mpa Rate of flow 20ml/r Rated rotate speed 1500r/min Power Diesel engine R180 Cooling type water-cooling Rated power 5.67KW Rated rotate speed 2600r/min 4.Configuration list of YQZ-30 hydraulic core drilling rig Item Specification Unit Quantity Hydraulic core drilling rig YQZ-30 Platform 1 Drill pipe including joint 42 m 30 Reducing nipple joint 57/57 pc 2 Reducing nipple 89*57 pc 1 Opening pipe 89 pc 1 Alloy bit 91 pc 1 Reducing nipple 73 pc 1 Core barrel 73 pc 1 Diamond bit 75 pc 1 Water pump diesel engine power set 1 Drill tower 3m set 1 Wire rope 10mm m 20 Rope cappel pc 4 U shape ring pc 1 Flat square main rod 2m/pc pc 1 Reducing nipple for main rod pc 1 Water faucet pc 1 Lifter pc 1 U-fork 57 pc 1 Safety clamp 57 pc 1 Pliers 24 pc 1 L-wrench 73/89 pc 2

1.Brief introductions of YQZ-30 hydraulic core drilling rig YQZ-30 hydraulic core drilling rig is a small portable diesel oil drilling machine. It is mainly used for prospecting and exploration, geophysical exploration,drilling engineering such as road construction and blasting hole, shallow oil, natural gas and groundwater drilling. It also can be used for engineering drilling of dam grouting and tunnel ventilation and drainage. The drilling depth of YQZ-30 hydraulic core drilling rig is 30 meters. The open hole diameter is 89mm, and the final hole diameter is 75mm. 2.Features of YQZ-30 hydraulic core drilling rig ·Oil pressure automatic feeding mechanism, high drilling efficiency. ·Using the upper ball clamp mechanism, non-stop re-chuck ·Handles are centralized, easy to operate, safe and reliable. ·Compact structure, small floor space. ·The shell of drill rig and gearbox are made of aluminum. The shell reduce the weight of the fuselage. · Easy to decomposition and move, suitable for working in hilly terrain, mountainous areas and other complex terrain. 3. Technical parameters of YQZ-30 hydraulic core drilling rig Main engine Drilling depth 30m Drill pipe diameter 42mm Open hole diameter 91-110mm End hole diameter 75 mm Drilling rig weight 198kg(No power) Drilling rig dimension 1400*600*1055mm Windlass Maximum hoist capacity 4kn Coiling block diameter 90mm Wire rope diameter 8mm Maximum length 18m The band type brake diameter 200mm The band type brake width 35mm Vertical shaft Rotating speed 136/338/578r/min Stroke 400mm Maximum pressure 8kn Lifting power 10kn Oil pump Model YBC20/125 Rated pressure 12.5Mpa Rate of flow 20ml/r Rated rotate speed 1500r/min Power Diesel engine R180 Cooling type water-cooling Rated power 5.67KW Rated rotate speed 2600r/min 4.Configuration list of YQZ-30 hydraulic core drilling rig Item Specification Unit Quantity Hydraulic core drilling rig YQZ-30 Platform 1 Drill pipe including joint 42 m 30 Reducing nipple joint 57/57 pc 2 Reducing nipple 89*57 pc 1 Opening pipe 89 pc 1 Alloy bit 91 pc 1 Reducing nipple 73 pc 1 Core barrel 73 pc 1 Diamond bit 75 pc 1 Water pump diesel engine power set 1 Drill tower 3m set 1 Wire rope 10mm m 20 Rope cappel pc 4 U shape ring pc 1 Flat square main rod 2m/pc pc 1 Reducing nipple for main rod pc 1 Water faucet pc 1 Lifter pc 1 U-fork 57 pc 1 Safety clamp 57 pc 1 Pliers 24 pc 1 L-wrench 73/89 pc 2

1.The brief introductions of YQZ-30 hydraulic core drilling rig YQZ-30 hydraulic core drilling rig is a small portable diesel oil drilling machine. It is mainly used for prospecting and exploration, geophysical exploration,drilling engineering such as road construction and blasting hole, shallow oil, natural gas and groundwater drilling. It also can be used for engineering drilling of dam grouting and tunnel ventilation and drainage. The drilling depth of YQZ-30 hydraulic core drilling rig is 30 meters. The open hole diameter is 89mm, and the final hole diameter is 75mm. 2.Features of YQZ-30 hydraulic core drilling rig ·Oil pressure automatic feeding mechanism, high drilling efficiency. ·Using the upper ball clamp mechanism, non-stop re-chuck ·Handles are centralized, easy to operate, safe and reliable. ·Compact structure, small floor space. ·The shell of drill rig and gearbox are made of aluminum.

1.The brief introductions of YQZ-30 hydraulic portable drilling rig YQZ-30 hydraulic portable drilling rig is a small portable diesel oil drilling machine. It is mainly used for prospecting and exploration, geophysical exploration,drilling engineering such as road construction and blasting hole, shallow oil, natural gas and groundwater drilling. It also can be used for engineering drilling of dam grouting and tunnel ventilation and drainage. The drilling depth of YQZ-30 drilling rig is 30 meters. The open hole diameter is 89mm, and the final hole diameter is 75mm.

1.Introduction of YQZ-50A hydraulic core drilling rig YQZ-50A hydraulic core drilling rig is a high, medium and low speed drilling rig with hydraulic pressure feeding. The rig is suitable for geological drilling of complex terrain such as mountains, hills and rivers, engineering geological survey of buildings, and drilling of blast holes. In order to meet the needs of different users, the rig can be equipped with one of three powers of diesel engine, gasoline engine or electric motor. The default is diesel engine power. 2. Features of YQZ-50A hydraulic core drilling rig This model of light weight drilling rig is compact, small and lightweight. The rig can also be dismantled quickly, making it easier to carry the mountain, especially for complex terrain such as mountains and hills. Compared with similar products, this type of portable drilling rig is equipped with a double cylinder hydraulic feeding system, which has a fast drilling speed and high work efficiency. This type of portable drilling machine operation panel is equipped with a pressure gauge at the bottom of the hole to indicate the pressure, so that the operator can adjust according to different terrain conditions. This model of lightweight drilling rig is equipped with a high-performance 4-speed shifting system. It is convenient for the operator to adjust the forward rotation speed according to the geological conditions. In addition, it is equipped with an ultra-low speed reverse gear, which is convenient for the operator to disassemble the drill pipe. The rig is equipped with a fixed clamping mechanism and an integrated main rod, which eliminates the need for a rig and makes the work more compact. 3. Technical parameters of YQZ-50A hydraulic core drilling rig Name Content Model or parameter Rig host Power section diesel engine Rig weight 168kg Drill size 1250*650*1450mm Drill pipe diameter 38mm Drilling diameter 46mm 60mm 75mm Drilling depth 55-60m 50-55m 45-50m Gearbox position 4-speed shift Gyrator Clamp type Fixed clamping type Vertical axis type Hexagonal Vertical axis opposite side length 36mm Vertical shaft length 1400mm Vertical shaft forward rotation speed 220/580/960rpm Vertical axis reverse speed 130rpm Vertical shaft maximum output torque 400n.m Vertical shaft double cylinder stroke 1200mm Double cylinder maximum feed force 7kn Double cylinder maximum lifting force 15kn Double cylinder maximum lifting force 0.035m/s Vertical axis no-load down speed 0.085m/s Hydraulic system Oil pump flow 10ml/r Pressure gauge pressure range 0-6mpa Pump rated pressure 20mpa Hydraulically operated valve position 4files Maximum feed pressure 6mpa(900kg) Maximum lifting pressure 9mpaï¼?1360kgï¼? Hydraulic tank capacity 9l 4. Configuration list of YQZ-50A hydraulic core drilling rig Item Name Model Unit Quantity

1.Brief introduction of YQZ-50B hydraulic core drilling rig The YQZ-50B hydraulic core drilling rig with diesel engine is suitable for geological drilling in complex terrain such as mountains, hills, river courses, engineering geological investigation of buildings, drilling of blasting holes and so on. To meet the needs of different users, the rig can be equipped with one of three kinds of power : diesel engine, gasoline engine and electric motor. And the default is diesel power. 2.Features of YQZ-50B hydraulic core drilling rig The hydraulic core drilling rig is compact in structure, small in size and light in weight. YQZ-50B hydraulic core drilling rig can also be quickly disassemble, is more convenient to transport especially suitable for mountainous and hilly complex terrain work. Compared with similar products, the hydraulic core drilling rig is equipped with dual cylinder hydraulic feed system with high drilling speed and high efficiency. The operation panel of this type of hydraulic core drilling rig is equipped with the pressure gauge of the bottom of the hole to indicate the pressure in the hole, and the operator can make the adjustment according to the different terrain conditions. The hydraulic core drilling rig is equipped with a high-performance 4 gear shift system. It is convenient for operators to freely adjust the positive rotation speed according to the geological conditions. In addition, it also has an ultra slow reverse gear, which is convenient for operators to remove drill pipe drill tools. This type of hydraulic core drilling rig is equipped with automatic hoisting and lifting system, combined with tower, which greatly saves labor intensity and improves work efficiency. The hydraulic core drilling rig is equipped with a ball clip clamping mechanism and a six party active Drilling Pipe, which can realize the non stopping of the pole, and the efficiency is high, and the safety is reliable.

1.Introduction of YQZ-50A hydraulic core drilling rig YQZ-50A hydraulic core drilling rig is a high, medium and low speed drilling rig with hydraulic pressure feeding. The rig is suitable for geological drilling of complex terrain such as mountains, hills and rivers, engineering geological survey of buildings, and drilling of blast holes. In order to meet the needs of different users, the rig can be equipped with one of three powers of diesel engine, gasoline engine or electric motor. The default is diesel engine power. 2. Features of YQZ-50A hydraulic core drilling rig This model of light weight drilling rig is compact, small and lightweight. The rig can also be dismantled quickly, making it easier to carry the mountain, especially for complex terrain such as mountains and hills. Compared with similar products, this type of portable drilling rig is equipped with a double cylinder hydraulic feeding system, which has a fast drilling speed and high work efficiency. This type of portable drilling machine operation panel is equipped with a pressure gauge at the bottom of the hole to indicate the pressure, so that the operator can adjust according to different terrain conditions. This model of lightweight drilling rig is equipped with a high-performance 4-speed shifting system. It is convenient for the operator to adjust the forward rotation speed according to the geological conditions. In addition, it is equipped with an ultra-low speed reverse gear, which is convenient for the operator to disassemble the drill pipe. The rig is equipped with a fixed clamping mechanism and an integrated main rod, which eliminates the need for a rig and makes the work more compact. 3. Technical parameters of YQZ-50A hydraulic core drilling rig Name Content Model or parameter Rig host Power section diesel engine Rig weight 168kg Drill size 1250*650*1450mm Drill pipe diameter 38mm Drilling diameter 46mm 60mm 75mm Drilling depth 55-60m 50-55m 45-50m Gearbox position 4-speed shift Gyrator Clamp type Fixed clamping type Vertical axis type Hexagonal Vertical axis opposite side length 36mm Vertical shaft length 1400mm Vertical shaft forward rotation speed 220/580/960rpm Vertical axis reverse speed 130rpm Vertical shaft maximum output torque 400n.m Vertical shaft double cylinder stroke 1200mm Double cylinder maximum feed force 7kn Double cylinder maximum lifting force 15kn Double cylinder maximum lifting force 0.035m/s Vertical axis no-load down speed 0.085m/s Hydraulic system Oil pump flow 10ml/r Pressure gauge pressure range 0-6mpa Pump rated pressure 20mpa Hydraulically operated valve position 4files Maximum feed pressure 6mpa(900kg) Maximum lifting pressure 9mpa 1360kg Hydraulic tank capacity 9l

1.Brief introduction of YQZ-50B hydraulic core drilling rig The YQZ-50B hydraulic core drilling rig with diesel engine is suitable for geological drilling in complex terrain such as mountains, hills, river courses, engineering geological investigation of buildings, drilling of blasting holes and so on. To meet the needs of different users, the rig can be equipped with one of three kinds of power : diesel engine, gasoline engine and electric motor. And the default is diesel power. 2.Features of YQZ-50B hydraulic core drilling rig The hydraulic core drilling rig is compact in structure, small in size and light in weight. YQZ-50B hydraulic core drilling rig can also be quickly disassemble, is more convenient to transport especially suitable for mountainous and hilly complex terrain work. Compared with similar products, the hydraulic core drilling rig is equipped with dual cylinder hydraulic feed system with high drilling speed and high efficiency. The operation panel of this type of hydraulic core drilling rig is equipped with the pressure gauge of the bottom of the hole to indicate the pressure in the hole, and the operator can make the adjustment according to the different terrain conditions. The hydraulic core drilling rig is equipped with a high-performance 4 gear shift system. It is convenient for operators to freely adjust the positive rotation speed according to the geological conditions. In addition, it also has an ultra slow reverse gear, which is convenient for operators to remove drill pipe drill tools. This type of hydraulic core drilling rig is equipped with automatic hoisting and lifting system, combined with tower, which greatly saves labor intensity and improves work efficiency. The hydraulic core drilling rig is equipped with a ball clip clamping mechanism and a six party active Drilling Pipe, which can realize the non stopping of the pole, and the efficiency is high, and the safety is reliable. 3. Technical parameters of YQZ-50B hydraulic core drilling rig Rig host Dynamic part diesel engine Drill weight 145kg Drill rig size 1250*650*1050mm Drill pipe diameter 32mm Borehole diameter 46mm 60mm 75mm Borehole depth 50-60m 40-50m 30-40m Gear box 4 gear transmission Gyrator Gripping type ball ball card holding type Vertical axis type six prism Vertical axis to side length 36mm Vertical axis length 1600mm Tower type Integrated tower Tower height 3m Rated load of tower 1000kg

1.Brief Introduction of YQZ-50B hydraulic drilling rig The YQZ-50B hydraulic portable drilling rig with diesel engine is suitable for geological drilling in complex terrain such as mountains, hills, river courses, engineering geological investigation of buildings, drilling of blasting holes and so on. To meet the needs of different users, the rig can be equipped with one of three kinds of power : diesel engine, gasoline engine and electric motor. And the default is diesel power. 2.Features of YQZ-50B hydraulic drilling rig The portable drilling rig is compact in structure, small in size and light in weight. YQZ-50B drilling rig can also be quickly disassemble, is more convenient to transport especially suitable for mountainous and hilly complex terrain work. Compared with similar products, the portable rig is equipped with dual cylinder hydraulic feed system with high drilling speed and high efficiency. The operation panel of this type of portable drilling machine is equipped with the pressure gauge of the bottom of the hole to indicate the pressure in the hole, and the operator can make the adjustment according to the different terrain conditions. The portable rig is equipped with a high-performance 4 gear shift system. It is convenient for operators to freely adjust the positive rotation speed according to the geological conditions. In addition, it also has an ultra slow reverse gear, which is convenient for operators to remove drill pipe drill tools. This type of portable drilling rig is equipped with automatic hoisting and lifting system, combined with tower, which greatly saves labor intensity and improves work efficiency. The drill is equipped with a ball clip clamping mechanism and a six party active Drilling Pipe, which can realize the non stopping of the pole, and the efficiency is high, and the safety is reliable. 3.Specifications of YQZ-50B Specifications Dynamic part diesel engine Drill weight 145kg Drill rig size 1250*650*1050mm Drill pipe diameter 32mm Borehole diameter 46mm 60mm 75mm Borehole depth 50-60m 40-50m 30-40m Gear box 4 gear transmission Gripping type ball ball card holding type Vertical axis type six prism Vertical axis to side length 36mm Vertical axis length 1600mm Vertical rotation speed of vertical shaft 220/580/960rpm Reverse rotation speed of vertical axis 130rpm Maximum output torque of vertical shaft 210n.m Vertical shaft double oil cylinder stroke 400mm Maximum inlet force of double oil cylinder 7kn Maximum lifting force of double oil cylinder 15kn Vertical shift speed 0.035m/s Vertical axle load down speed 0.085m/s Oil pump flow rate 10ml/r Pressure gauge pressure range 0-6mpa Rated pressure of oil pump 20mpa

1.Brief Introduction of YQZ-50B hydraulic drilling rig The YQZ-50B hydraulic portable drilling rig with diesel engine is suitable for geological drilling in complex terrain such as mountains, hills, river courses, engineering geological investigation of buildings, drilling of blasting holes and so on. To meet the needs of different users, the rig can be equipped with one of three kinds of power : diesel engine, gasoline engine and electric motor. And the default is diesel power.

1.Brief Introduction of YQZ-50B hydraulic drilling rig The YQZ-50B hydraulic portable drilling rig with diesel engine is suitable for geological drilling in complex terrain such as mountains, hills, river courses, engineering geological investigation of buildings, drilling of blasting holes and so on. To meet the needs of different users, the rig can be equipped with one of three kinds of power : diesel engine, gasoline engine and electric motor. And the default is diesel power. 2.Features of YQZ-50B hydraulic drilling rig The portable drilling rig is compact in structure, small in size and light in weight. YQZ-50B drilling rig can also be quickly disassemble, is more convenient to transport especially suitable for mountainous and hilly complex terrain work. Compared with similar products, the portable rig is equipped with dual cylinder hydraulic feed system with high drilling speed and high efficiency. The operation panel of this type of portable drilling machine is equipped with the pressure gauge of the bottom of the hole to indicate the pressure in the hole, and the operator can make the adjustment according to the different terrain conditions. The portable rig is equipped with a high-performance 4 gear shift system. It is convenient for operators to freely adjust the positive rotation speed according to the geological conditions. In addition, it also has an ultra slow reverse gear, which is convenient for operators to remove drill pipe drill tools. This type of portable drilling rig is equipped with automatic hoisting and lifting system, combined with tower, which greatly saves labor intensity and improves work efficiency. The drill is equipped with a ball clip clamping mechanism and a six party active Drilling Pipe, which can realize the non stopping of the pole, and the efficiency is high, and the safety is reliable.

Characteristics of XYX-200 wheeled hydraulic core drilling rig ·hydraulic cylinder, high efficiency ·wheeled walking mechanism, very convenient for transport and adjusting the drilling rig level. ·pressure gauge display the condition of the bottom of the drill hole. ·the drilling rig is equipped with a ball card holding mechanism instead of chuck, and it can be operated without stopping the rod. ·the working efficiency is high and the operation is convenient, safe and reliable. 2. Technical parameters of XYX-200 wheeled hydraulic core drilling rig XYX-200 wheeled hydraulic core drilling rig Drill hole depth 200m Maximum opening diameter 300mm Final hole diameter 75mm Drill pipe diameter 60mm Borehole inclination 90°-75° Rig weight (without power) 1300kg Trigonometric belt B950*4 B1700*3 Active moving distance 300mm Power Diesel engine/motor 22hp/16.2kw A vertical scroll of painting Shaft rotation speed 64/128/ 287/ 557 r/min Vertical axis stroke 450mm Windlass Maximum lifting weight of single rope 2400kg Single rope lifting speed 0.41/ 0.82/1.64m/s Wire rope diameter 13mm Wire rope capacity 35m Hug floodgate caliber 260mm Hug floodgate belt width 70mm Mud pump Type Horizontal single cylinder double action Maximum displacement Diesel engine 170L/min Matching motor 150L/min Maximum pressure 3Mpa Work pressure 1.5Mpa Inlet pipe caliber 40mm Outlet pipe caliber 30mm Triangle conveyer belt B1728mm Type CBT-F-314 Triangle conveyer belt B1100*1

Characteristics of XYD-200 crawler hydraulic core drilling rig ·drilling rig uses automatic Telescopic drilling rig ,it uses two high-strength cylinders to support.There is a group of hydraulic valves to control super nation of drill tower so that it saves time and effort, safe and reliable when user operates, the maximum for the user to create benefits. ·the chassis uses a rubber belt track so that the weight is light,the cost of life cycle is lower.It can reduce noise of the vehicle walking mechanism,reduce car bodyï¼?s shake,reduce the oil consumption.It can walk on the pavement of city and donï¼?t hurt the pavement. ·the chassis comes with four high-strength threaded legs(or Hydraulic high leg) the threaded legs install rate and adjust is fast and convenient, can be used for work plane leveling.It can make loading and unloading reduce the cost of to improve efficiency.It also can be used as auxiliary support when the track drilling rig is working. ·using 48V electric starting diesel engine is reduced the operateï¼?s labour intensity greatly.Especially in cold season,when diesel engine start hardly,it will show superiority vastly. ·the machine is equipped with BW-160 independent mud pump,the pump flow and pressure are big,the maintenance is convenient,the parts of the machine are convenient to buy all over the country. 2. Technical parameters of XYD-200 crawler hydraulic core drilling rig XYD-200 crawler hydraulic core drilling rig Drilling depth 200m Maximum opening diameter 75-300mm Final hole diameter 75mm Kelly 53/59*4200mm Drill pipe diameter 50/60mm Drilling angle 90°-75° Auxiliary power diesel engine 16.2kw 2200r/min Structural weight/Size 3000kg 3800*1950*2700 Spindle Spindle speed 64/128/287/557r/min Spindle stroke 450mm Windlass Single rope lifting force 24kn Single rope lifting speed 0.12/0.22/0.49/0.95m/s Drum diameter 140mm Wire rope diameter 13mm Wire rope capacity 35m Derrick Rated load 5t Effective height 6m Tower leg specification 89mm

Characteristics of XYD-44A crawler hydraulic core drilling rig XYD-44A crawler hydraulic core drilling rig is a multi-purpose spindle well drilling rig suitable for high-speed medium and deep borehole drilling in complex rock formation. HuaxiaMaster well drilling rigs covers all the main foundation and drilling technologies with a range of models whose characteristics, capability and performance find application in every operating condition. 2. Applications of XYD-44A crawler hydraulic core drilling rig ·Hydraulic core drilling rig , ·engineering well drilling , ·hydrology and water well drilling ·large diameter foundation piles construction 3. Parameters of XYD-44A crawler hydraulic core drilling rig XYD-44A crawler hydraulic core drilling rig Drilling depth 600-1400m Max open hole caliber 300mm End hole caliber 75mm Drilling rod diameter 60mm Drilling angle 90-65 Drill rig moving stroke 450mm Spindle  Spindle speed ( Diesel Engine) Forward 60 97 169 187 276 301 284 487 521 847 1180 1490r/min Reverse 65 201r/min Spindle speed ( Electric Motor) Forward 50 81 141 155 230 251 320 406 434 706 984 1247r/min Reverse 54 167r/min Spindle stroke 600mm Spindle max. pressure force 90kn Spindle inner diameter 96mm Lifting capacity 120kn Main hoist  Max.single line lifting capacity 45kn Max.single line lifting speed 0-45m/s  Wire rope caliber 17.5-18.5mm Hoist capacity of wire line 90-110m Roller diameter 140mm Wirerope diameter 6mm Wire rope length 450m Mud pump Type BW-250 Displacement 250 l/min Work pressure 80kg/cm² Water inlet pipe diameter 75 mm Water outlet pipe diameter 50 mm Power Diesel engine YC4E135-1 81KW Electric motor Y225S-4   37KW