Drill rod directional anti-breakage oblique bracket of air-leg rock drill
The utility model relates to a drill rod directional anti-breakage oblique bracket of an air-leg rock drill. The drill rod directional anti-breakage oblique bracket of an air-leg rock drill is provided with a tubular bearing sleeve, an oblique bracket provided with three support legs is fixed on the...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model relates to a drill rod directional anti-breakage oblique bracket of an air-leg rock drill. The drill rod directional anti-breakage oblique bracket of an air-leg rock drill is provided with a tubular bearing sleeve, an oblique bracket provided with three support legs is fixed on the bottom of the bearing sleeve, and a counterweight hammer is perpendicularly connected downward to the bottom of the bearing sleeve by a rope. The drill rod directional anti-breakage oblique bracket of an air-leg rock drill can balance and stabilize the drill rod, avoid oblique breakage, and extend the service life of the rock drill. The structure is simple, safe and reliable. The oblique bracket has practical value. |
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