Convenient and fast tunnel foot-lock bolt driving orienting device
The utility model discloses a convenient orienting device for driving a tunnel feet-lock bolt, which is characterized in that a movable clamping plate is attached to the outer side surface of a flange plate of an I-shaped steel frame, a fixed clamping plate is attached to the inner side surface of t...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a convenient orienting device for driving a tunnel feet-lock bolt, which is characterized in that a movable clamping plate is attached to the outer side surface of a flange plate of an I-shaped steel frame, a fixed clamping plate is attached to the inner side surface of the flange plate of the I-shaped steel frame, a fastener is arranged between the movable clamping plate and the fixed clamping plate to clamp and fix the flange plate, and a guide pipe is obliquely welded on the fixed clamping plate. The small-diameter feet-lock bolt (pipe) driving angle guiding device can guide the driving angle of a small-diameter feet-lock bolt (pipe), the guiding angle is accurate, deviation of a traditional feet-lock bolt (pipe) driving method is avoided, and the small-diameter feet-lock bolt (pipe) driving angle guiding device has the advantages of being simple in structure, rapid to install and good in positioning effect.
本实用新型公开了一种隧道锁脚锚杆打设便捷定向装置,活动夹板贴靠在工字钢架翼缘板的外侧面,固定夹板贴靠在工字钢架翼缘板的内侧面,活动夹板与固定夹 |
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