Karst hole plugging device and method
The invention relates to the technical field of filling, and discloses a karst hole plugging device which comprises a fixing seat and a discharging pipe fixedly connected to the fixing seat, side grooves are formed in the two sides of the fixing seat, side blocks are slidably connected into the side...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to the technical field of filling, and discloses a karst hole plugging device which comprises a fixing seat and a discharging pipe fixedly connected to the fixing seat, side grooves are formed in the two sides of the fixing seat, side blocks are slidably connected into the side grooves, first springs are arranged between the side blocks and the side grooves, and first wedge surfaces are arranged on the two sides of the ends, away from the first springs, of the side blocks; first sliding grooves are formed in the two sides of the top of the fixing base, first sliding blocks are slidably connected into the first sliding grooves, and second springs are arranged between the first sliding blocks and the first sliding grooves. Second sliding grooves are formed in the two sides of the bottom of the fixing base, second sliding blocks are slidably connected into the second sliding grooves, and third springs are arranged between the second sliding blocks and the second sliding grooves. And the adj |
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