Drilling device for constructional engineering

Drilling device for constructional engineering

A drilling device for constructional engineering comprises a drilling bit, a positioning clamping block, a sliding connecting block, a limiting inserting block, a lever pressing block and a cleaning column, a bit connecting rod and sliding connecting grooves are formed in the top of the drilling bit...

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Hauptverfasser: MA XIAOYU, MA FENGLEI
Format: Patent
Sprache:chi ; eng
Schlagworte:
PERFORMING OPERATIONS
TRANSPORTING
WORKING CEMENT, CLAY, OR STONE
WORKING STONE OR STONE-LIKE MATERIALS
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creator MA XIAOYU
MA FENGLEI
description A drilling device for constructional engineering comprises a drilling bit, a positioning clamping block, a sliding connecting block, a limiting inserting block, a lever pressing block and a cleaning column, a bit connecting rod and sliding connecting grooves are formed in the top of the drilling bit, the sliding connecting grooves are distributed in the left side and the right side of the bit connecting rod, and a positioning clamping groove is formed in the outer side of the drilling bit; the cleaning column is matched with the sliding connecting groove, connected with the sliding connecting groove and slides in the sliding connecting groove, a cleaning column connecting block is arranged at the top of the cleaning column, a side placing groove is formed in the side face of the lever pressing block, and a rotating connecting groove is formed in the middle of the lever pressing block and rotationally connected with the cleaning column connecting block. A handheld pressing rod is arranged on the rear portion o
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language chi ; eng
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subjects PERFORMING OPERATIONS
TRANSPORTING
WORKING CEMENT, CLAY, OR STONE
WORKING STONE OR STONE-LIKE MATERIALS
title Drilling device for constructional engineering
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