Top drive system

It can drill 28m long once,when touching resistance and touching sticking,it may connect the drilling pipe immediately,rotating and circulating. It can implement back redressing and snubbing redressing.

The drilling tool can work in a wide range and it is helpful to reduce drill sticking accidents.Since it has remotely-controlled internal blowout control mechanism,the well control is safe. It can work continuously in a locked running mode at rated torque.

The single and double-motor running modes can be changed over to each other easily.The technical parameters are set reasonable and its automation degree is high and the programs run reliable.