Prestress tensioning anchorage device for FRP (Fiber Reinforce Plastic) ribs
An anchoring device and prestressing technology, applied in the processing of building materials, structural elements, building components, etc., can solve the problems of not being developed rapidly, not easy to bend, and low shear strength of FRP tendons, and achieve simple system and good construction Low cost, low cost effect
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[0020] The present invention will be further described below in conjunction with the drawings and specific embodiments.
[0021] Such as Figure 1-3 As shown, a prestressed FRP tendon tensioning and anchoring device includes an anchoring device for anchoring the FRP tendon 1 and a tensioning device for tensioning the FRP tendon 1. The anchoring device includes a sleeve 2, a limit nut 3 And the anchor pad 4, the tension device includes a tension rod 5, a reaction support foot 7 and a force application device 6;
[0022] The anchor plate 4 is connected to the limit nut 3, the sleeve 2 is a hollow structure, the hollow part is a cylinder or a cone, and the inside is filled with bonding resin for anchoring the FRP rib 1, and the outer surface of the sleeve 2 All are provided with external threads, the limit nut 3 is fixed on the sleeve 2 by external threads, the anchor plate 4 is provided with a hole that allows the sleeve 2 to pass freely; the inner surface of the sleeve 2 is provide...
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