earth screws 75mm
The earth screws are fixed bolts (large / long screws) that are fixed for large machinery and equipment. One anchor is anchored to the ground (usually in the foundation). One is a screw fastening machine equipment. The role of the anchor is the anchor and rock after the role of anchoring, there are four forms, namely, suspension, combination, reinforcement, anchor self-arching effect. An anchor is a connection between a steel member and a concrete component, such as a connection between a steel column and a concrete foundation, a connection between a steel beam and a concrete wall, and the like. Bolt is divided into two kinds of force and structure configuration, the force is only considered by the pull force, the main configuration of the installation and positioning from the role.
1, fixed anchor bolts, also known as short anchor bolts, it is poured together with the foundation, used to fix the equipment without strong vibration and shock.
2, the activities of the anchor bolts, also known as long anchor bolts, is a removable anchor bolts, for fixed work with strong vibration and shock of heavy machinery and equipment.
3, inflatable anchor anchor bolts are often used for fixed static equipment or auxiliary equipment. The installation of the anchorage anchor bolts shall meet the following requirements: The bolt center diameter of the bolt anchor center shall not be less than 10MPa; the drilling hole shall not be cracked, Drill with the foundation of the steel, buried pipe collision; drilling diameter and depth should be matched with the anchor anchor bolts.
4, bonding anchor bolts in recent years commonly used as a kind of anchor bolts, its methods and requirements with the expansion anchor anchor bolts. But when the adhesive attention to the hole debris blowing, and not damp.