NJJ Series Guardrail Post Driver Truck are new products developed by us. The product claims good mobility, low oil consumption and reliable brake system. The driving cab can hold 5 persons, with air conditioning device and can carry installing and repairing materials such as guardrail posts and guardrail beams of around 1.5-2.5 ton. The chassis of this equipment is ISUZU and JMC brand truck’s chassis. Special mounted equipment is national patented product, the patent No. is ZL 01 263422.0. The special hydraulic equipment has appropriative tools, which can do pile driving and pile pulling function for guardrail post easily, with turning around of 240°, so that it is unnecessary to turn the direction of this truck when driving and extracting the posts on both sides. With the characters of easy operation, convenient repairing and good reliability, the product can greatly reduce the working strength, improve the installing and maintenance quality and speed, thus being the best product for installation and maintenance of highway guardrails and highway guardrail post. The product has been widely applied to the Chinese road maintenance department, all these products are quite welcomed by users. They are also used for the photovoltaic installation, solar cells and solar panels installations.
Main Technical Specifications
|
Item
|
NJJ5051
|
NJJ5052
|
NJJ5071
|
NJJ5072
|
|
Type of Chassis
|
JX1050
|
JX1050
|
NKR77
|
NKR77
|
|
Weight
|
4225 KG
|
4275 KG
|
4300 KG
|
4350 KG
|
|
Max. Weight
|
4550 KG
|
4600 KG
|
6500 KG
|
6550 KG
|
|
Person Capacity
|
5 Persons
|
5 Persons
|
5 Persons
|
5 Persons
|
|
Size (L×W×H)
|
6090×1885×2780 mm
|
6090×1885×2780 mm
|
6250×1880×2850 mm
|
6250×1880×2850 mm
|
|
Max. Speed
|
95 km/h
|
95 km/h
|
100 km/h
|
100 km/h
|
|
Rated Power
|
85 KW
|
85 KW
|
96 KW
|
96 KW
|
|
Rotating Speed
|
3600 r/min.
|
3600 r/min.
|
2999 r/min.
|
2999 r/min.
|
|
Rotation Angle
|
240°
|
240°
|
240°
|
240°
|
|
Lateral Stroke
|
350mm
|
350mm
|
350mm
|
350mm
|
|
Flow Rate of Hydraulic System
|
45-55L/min.
|
50-60L/min.
|
50-60L/min.
|
55-70L/min.
|
|
Displacement
|
50ml/r
|
55ml/r
|
55ml/r
|
65ml/r
|
|
Working Pressure
|
16 MPa
|
16 MPa
|
16 MPa
|
16 MPa
|
|
Impact Frequency
|
11-15Hz
|
13-16Hz
|
13-16Hz
|
15-18Hz
|
|
Pulling Force
|
≧200 KN
|
≧200 KN
|
≧200 KN
|
≧200 KN
|
|
Pulling Stroke
|
1600mm
|
1600mm
|
1600mm
|
1600mm
|
|
Foot Supporting Stroke
|
400mm
|
400mm
|
400mm
|
400mm
|
|
Working Height of Hydraulic Hammer
|
≤3000 mm
|
≤3000 mm
|
≤3000 mm
|
≤3000 mm
|

