ZJD4000 / 350C Full Hydraulic Drilling Rig for Ultra-large Diameter Pile

Pile Top Drill Rigs ZJD4000 / 350C Full Hydraulic Drilling Rig for Ultra-large Diameter Foundation Drilling in Mixed Ground

ZJD4000/350C full hydraulic drilling rig is mainly used for drilling construction of pile foundation and
vertical well with large diameter and depth in complex geology. The maximum drilling diameter and
depth are 4.0M and 160M, the biggest embedded rock strength can reach 200MPA. It is Widely
applied in drilling construction of large building on land, port and pier, river levee protection,and river,
lake, sea bridge pile foundation, and it’s the main model of ultra-large diameter pile foundation construction
Full hydraulic drilling rig working schematics


First-class quality, First-class service, First-class technology
ZJD4000/350C full hydraulic drilling rig is favored by domestic and foreign customers with strong
operation capability, advanced technology, high cost performance, timely and thoughtful service,
and won industry praise. Compared with other piling equipment, has the advantages of low investment,
high efficiency, quick recovery and so on, is an ideal choice for pile foundation construction users.

Main performance and features
1, high efficiency and energy saving, full hydraulic stepless speed change, reliable and
stable transmission performance.
2, large torque, large lifting force, especially suitable for complicated stratum such as gravel, rock etc..
3, the suspension tiltable power head and tiltable frame have compact and reasonable
structure, convenient and quick disassembly.
4, large diameter drill pipe, using high-pressure gas lift seal device and advanced RCD construction
method, fast driving speed.
5, optional additional weight to increase pressure in hole bottom, ensure the hole verticality and
improve drilling efficiency.
6, optional stabilizer to assist drilling, effectively control the verticality and hole diameter precision
reduce drilling tool wear.
7, simple operation, low maintenance cost, comfortable environment of operation room,
optional installation of temperature adjusting device.
8, the rig has a wide selection of configuration function for the owner to choose,
(a) hydraulic driven telescopic arm and drill pipe crane controlled by hydraulic winch,
(b) more perfect intelligent system , with memory function,
(c) GPRS remote transmission and GPS positioning,
(d) multi point video monitoring system,
(E) images and data memory storage, printing system,
(f) wireless remote control system, combined operating system with manual and automatic operation
(g) drilling rig mobile system (walking or rail),
(H) diesel driven system,
(I) combined drilling tool system,
(J) load sensitive transmission technology of drilling rig,
(K) imported components whose brand was specified by user.

Technical parameters

Application case

Shanghai High-speed Rail Nantong Yangtze River Bridge	Ningbo Xiangshan Harbor Bridge
Guangdong highway Xijiang Bridge	Ningbo railway Yongjiang Bridge
The Hong Kong-Zhuhai-Macao cross sea Bridge	Ningbo Chunxiao Bridge
Anqing Yangtze River Railway Bridge	Hebei Chaoyang Iron Mine Project