Rotary drilling rig is very important in engineering construction, master some efficient construction tips, can greatly improve the efficiency and quality of work. These practical tips are detailed below.1. Accurate planning before construction: comprehensively survey the geology, select suitable dr Read More

As an efficient pile foundation construction equipment, rotary drilling rig plays an important role in many fields by virtue of its unique advantages. Its application has greatly improved the construction efficiency and quality of all kinds of projects, and the following is a detailed introduction t Read More

The temperature is high in summer, and the rotary drilling rig is operating in such an environment, and the components face many tests. Good maintenance work can ensure the stable operation of the rig and extend the service life. The following introduces the key points of summer maintenance of rotar Read More

The construction of bored pile is mostly carried out in quaternary loose strata, so collapse is the most common accident in the construction of bored pile1. Signs before an accidentSlump hole and shrinkage hole occur in drilling construction, generally speaking, it does not happen suddenly. There we Read More

1. Check the appearance of wear: If the drill shell, drill pipe and other parts have a large number of scratches and deformation, it indicates that it is used frequently, which may affect the subsequent life.2. Check working hours: the number of working hours is large, the components run for a long Read More