Life comes first，Safety is paramount。In order to be safe in the golden rescue time.、Efficient rescue of trapped people due to tunnel collapse，China Railway Construction Heavy Industry Co., Ltd.DJZ800-NDBig bore horizontal rescue drilling rig。The equipment has the function of quickly getting through the escape passage.，Its maximum drilling depth is 50 meters.，The rescue channel has an inner diameter of 800 mm.，It is a special equipment for tunnel collapse rescue.。

Drill into the site

Railway Construction Heavy IndustryDJZ800-NDBig bore horizontal rescue drilling rig has the following characteristic：

Convenient and efficient

In the emergency rescue drill of collapse，10 hours for 30 meters drilling。

On-site drilling and slag removal video

The escape route is large

Inner diameter of rescue escape passage∅800 mm，More ergonomic，Convenient for rescue and escape。

Simulation of field personnel moving in the channel

High degree of automation

Equipped with wireless remote control system，Adopt automatic drilling mode，Reduced experience requirements for operator。

Operation panel of wireless remote controller

And has strong extrication performance

Slewing escape torque up to 705 kN·Meters，The extrication propulsion is 2200 kN.，Meet the needs of equipment relief。

And that stability is strong

Equipped with side and tail support shoes，And that work stability is good。

Convenient transportation

The working device adopts modular design.，Removable for transport，Convenient for quick assembly on site。

Plateau adaptability

Adopt plateau adaptive design，Available at altitude≤4500 meters、Temperature-25~Work efficiently at 50 degrees Celsius。

Operation in high altitude and cold environment

With the railway、Highway、Water Conservancy、Large-scale construction of municipal and other projects，Long distance、The number of tunnels with large diameter is increasing.。Railway Construction Heavy IndustryDJZ800-NDBig bore Level Rescue Drilling Rig Will Practice the Responsibility of Central Enterprises，Safeguard the safe construction of the tunnel，Make tunnel emergency rescue work safer、More efficient、More scientific。