CMV new generation of hydraulic piling rig TH 18 is composed of a CMV design and redesigned by MDT engineers base unit on crawlers and of a drilling application module, either for telescopic friction and interlocking kelly bars, casing oscillator attachment, auger cast application (CFA).
Selferecting / Selfpropelled
TH 18 equipment is ready to operate without any service crane support as it is supplied with a parallelogram support system that allows the unit to selferect. The unit is designed for easy and quick start-up and transport operations.
TH 18 model is equipped with heavy duty retractable crawler undercarriage for easy transportation and high working stability. The controls to extend and retract the crawlers are fully electro-hydraulic and located inside the operators cabin.
TH 18 base unit is fitted with diesel engine; hydraulic circuit made with main steel piping, high pressure joints and JIC type fittings; hydraulic distributors; hydraulic oil tank; fuel tank; hydraulic filters and air filter; hydraulic pumps. The hydraulic oil cooling system has been specially designed to work at severe outside temperatures.
The hydraulic system of TH 18 unit is made of high quality components and it is designed to operate winches, pull-down and rotary circuits simoultaneously.
TH 18 rotary table is provided with two main hydraulic motors and one motor for discharge speed operation. An automatic torque adjustment system and a continuous speed control are provided to regulate the performances of the rotary table according to the soil conditions and to the applied drilling tool.
Built-in hydraulic winches
TH 18 base frame is designed to house high capacity hydraulic main winch and auxiliary winch, both provided with safety stop control.
Main winch is also provided with a controlled freefall hydraulic system for automatic winch rope release during the drilling operations and an automatic rope stop when down the hole position is reached.
TH 18 is equipped with a very comfortable soundproofed cabin, provided with adjustable seat, air conditioner and heater. Control panel is designed with all levers and operating joystick located in favourable position to the operator.
The control panel is also provided with diesel engine electronic display, mast verticality and depthfinder electronic indicators.
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