Internal combustion bolt anchor

Abstract

The utility model discloses an internal combustion bolt anchor changing device belongs to anchor changing technical field, including internal combustion tamping pick, the chuck of internal combustion tamping pick is equipped with pick connecting rod, the utility model discloses the overall length of pick is needed to extend, is used to adapt to different length demand, can increase the number of pick connecting rod in proper amount, then pick main rod and hollow head block are connected on pick connecting rod to constitute the pick of longer length, after starting internal combustion tamping pick, the operator holds internal combustion tamping pick, and pick is aimed at the rail tie bolt hole position, and the hollow head block inner wall sets up the threaded portion, and the impact vibration of combining internal combustion tamping pick and the double effect of rotary cutting, high -efficient broken concrete. The utility model provides a kind of bolt anchor changing equipment without hydration, portable, adapt to field railway operating environment;Simplify operation process, reduce the dependence on personnel technology;Utilize the anchor hole design of narrow upper and wide lower, improve bolt pullout resistance and anchoring reliability.

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