Some devices of retouching of eye are decided to supplementary stock

• Main Authors: ZHANG JINKUI, YUE CAIHUI, LIU SHUDONG, PAN GUANGLU, GAO JIUGUO, LI HUAJIAN, XU ZHENG, XU HUAQIANG, SUN ZHIHAI
• Format: Patent
• Language: Chinese; English
• Published: 19.06.2018
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MEASURING; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS; MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS; MINING; PHYSICS; SHAFTS; TESTING; TUNNELS

Some devices of retouching of eye are decided to supplementary stock will hand and lift on the pole to suitable height, tractive bolt stay cord, and the bolt leaves the pinhole, upthrusts an operationsection of thick bamboo, and the revolution moves a week, bolt to re -enter the pinhole to suggestion roll distance, in suitable distance back, with retouch some pens the mark carries out and can. Some devices of retouching of eye are decided to supplementary stock, prevent to skid on the cave wall through the iron thorn on the rotary drum, it is 0.25 meter to rotate after a week, the timely grasp of constructor to the interval of being convenient for. 辅助锚杆定眼的描点装置，将手持杆上举至合适高度，牵拉插销拉绳，插销离开销孔，向上推动转筒，每转动周，插销再次进入销孔，以提示滚动距离，在合适距离后，用描点笔进行标记即可。本实用新型所述的辅助锚杆定眼的描点装置，通过转筒上的铁刺防止在硐壁上打滑，转动周后是0.25米，便于施工人员对间距的及时掌握。