Mining bolt installation(3) device
The utility model relates to a mining anchor bolt support technical field, and disclose a mining bolt installation(3) device, including circular fixed disk, circular fixed disk's outer fixed surface is connected with annular bracing piece, the surface of annular bracing piece has cup jointed th...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model relates to a mining anchor bolt support technical field, and disclose a mining bolt installation(3) device, including circular fixed disk, circular fixed disk's outer fixed surface is connected with annular bracing piece, the surface of annular bracing piece has cup jointed the telescopic link, the surface of telescopic link has cup jointed the support column, and one side of support column is provided with the bolt, and the support column passes through bolt and telescopic link fixed connection, and the inside fixed mounting of support column has damping spring. This miningbolt installation(3) device, pass through the catch bar, the stock, the sleeve, the sliding plate, the 2nd reset spring, the L slurcam that appears, the setting of elastic rod and bull stick, L shapeslurcam forms a draw -in groove with the sliding plate, the stock joint is in the inside of draw -in groove, elastic rod's one end setting is in the hole is seted up to the sleeve, press the back withelastic rod toward telesco |
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