| 摘要 |
Frame-anchor fixation for mine working has yielding frame, anchors connected to yielding frame with support plates, cramp fit on frame and connected with nuts to slat. To decrease labor consumption of assemblage of fixation support plate has support and free ends, and the opening for anchor has diameter not smaller than diameter of hole and placed on support end of the support plate. At that end of opening for anchor that is turned to the free end of the support plate is placed at distance 0.5-2.5 of thickness of support plate from opening for cramp, and end of opening for anchor turned to the support end of the support plate is placed at distance not smaller than 0.8 of thickness of the support plate from its support end. |
