Anchor rod for fracture zone support and process method thereof
The invention provides an anchor rod for fracture zone support and a process method thereof. The anchor rod comprises a rod body, a plugging plug is inserted into the rear side of the rod body, the rod body is of a hollow structure, a pipe seam which is consistent with the rod body in length is form...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides an anchor rod for fracture zone support and a process method thereof. The anchor rod comprises a rod body, a plugging plug is inserted into the rear side of the rod body, the rod body is of a hollow structure, a pipe seam which is consistent with the rod body in length is formed in the axial surface of the rod body in the axial direction, and a round hole is formed in the surface of the rod body. The rod body is of a micro-expansion self-compaction steel pipe concrete structure, the mechanical property of an anchor rod supporting structure is remarkably improved through the annular restraining effect of the anchor rod body on concrete and the joint stress of the rod body and a concrete material, the integrity and strength of a fractured rock mass can be enhanced by pouring the concrete into a fractured zone through the rod body, the self-supporting capacity of the rock mass is fully exerted, and the engineering practice problems that an existing fracture zone supporting grouting anchor |
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