Mining anchoring steel belt and roadway top plate anchor rod supporting method
A technology of bolt support and roadway roof, which is applied to the installation of bolts, mining equipment, earth-moving drilling, etc., can solve the problems of affecting the driving speed of roadway, inconvenient erection of permanent supports, inconvenient operation by workers, etc., to enhance mechanical properties. , The effect of improving support speed and reducing labor intensity
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[0021] Embodiments of the invention are described in detail below, but the invention can be practiced in many different ways as defined and covered by the claims.
[0022] Please refer to figure 1 and 2 , the present invention provides a mine anchoring steel strip, comprising a transverse steel strip 1 and two longitudinal steel strips 2, wherein one end of the two longitudinal steel strips 2 is connected to the transverse steel strip 1, and the transverse steel strip 1 is connected to the Two longitudinal steel strips 2 are integrally formed; the transverse steel strip 1 is formed with a transverse groove 3, and the longitudinal steel strip 2 is formed with a longitudinal groove 8; the free end of the longitudinal steel strip 2 is formed with a protruding overhanging structure 4, and the transverse The steel belt 1 is formed with an overlapping structure 5 for matching with the overhanging structure of another mine anchoring steel belt; the longitudinal groove 8 is provided ...
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