DSHQ-20 Engineering Drilling Machine

DSHQ-20 engineering drilling machine is newly designed special for large diameter pile hole drilling, can use forward-circulation and reverse circulation drilling methods mainly used in drilling large diameter pile for building, skyscraper, dam, harbor, bridge etc. and drilling large diameter well.

 

Technical Specifications

hole   dia (mm)

Φ2000   mm

drilling   capacity (m)

60   m

Active   drill pipe

180×180×4434   mm  (PathΦ115 mm)

top   drive head speeds(r/min)

forward

 

reverse

 

Hoist   wire rope lifting speed ( m/s )

forward   0.78,1.36,2.34,3.63

top   drive head

max   torque (N.m)

55   kN·m

top   drive head inner hole (mm)

182×182 mm

top   drive head max push force(KN)/ pull force

113/154kN

top   drive head stroke(mm)

1000 mm

Hoist

hoist   lift capacity with singlerope(KN))

58 kN

Single   rope speed increase speed

 

Reel   diameter            

300 mm

Rope   capacity        

30 m

Rope   diameter  

Φ19.5 m

Rack   mobile travel

1550 mm

Open   orifice distance

1038 mm

The   rig Dimensions (length × width × height)

5000×2400×2840 mm

5000×2400×3070 mm   (With walking)

Rig   the total weight

12500kg

Rig   power

Motor   model: Y250M-4

55   kw;1480 r/min




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