| abstract |
The utility model discloses a kind of devices for blocking and disclosing coating artesian water and drilling.It includes compaction apparatus in hole, extension type casing；Extension type casing includes sleeve upper end, casing connection position, casing and aperture connecting portion；Sleeve upper end is provided with rubber ring, casing connection position setting buckle, and rubber ring is arranged in casing and aperture connecting portion, and casing and aperture connecting portion internal diameter are greater than or equal to extension type sleeve outer；Compaction apparatus includes pressuring machine, pressure rod, permeable pressure plate in hole, and pressuring machine is connected to pressure rod upper end, and permeable pressure plate is connected to pressure rod lower end；Pressure rod and permeable pressure plate are respectively positioned in extension type casing, and the outer diameter of permeable pressure plate is greater than pressure rod outer diameter, are less than boring aperture, and extension type casing length internal diameter is greater than the outer diameter of permeable pressure plate；The pole length that pressurizes is greater than extension type casing length.The utility model has the advantages that sealing of hole works well. |