The workover rigs are designed and manufactured in accordance with API Spec Q1, 4F, 7K, 8C and technical standards of RP500, GB3826.1, GB3836.2, GB7258, and SY5202.
The whole rig is compact, highly integrated, and requires a small space for installation.
Type 8x6 heavy-duty chassis furnished with the rig carrier, complete with constant drive and self-propelled, equipped with hydraulic steering system and have a good capability of passage and cross country.
A reasonable assembly of CAT engine and ALLISON transmission box can supply a high driving efficiency and increase safe performance.
Band brake or disc brake is applied for the main brake and the air disc brake/water brake or FDWS is used for auxiliary brake.
The compound box for rotary table has a function of forward-reverse speed shift gears, which can be suitable for DP's rotary operations. The anti-torque releasing device can be used to release the deformation energy of the DP safely.
The derrick is a two-section, front open derrick can be telescoped, raised and extended hydraulically.
The drill floor is twin-body telescopic type or with parallelogram structure, which is convenient for installation and transportation. The dimension and height of the drill floor will be designed according to the user's requirements.
Safety and inspection measures are strengthened to meet the requirements of HSE.