Coal mine goaf detection device
The utility model belongs to the technical field of coal mine exploration, and particularly relates to a coal mine goaf detection device which comprises a frame and a detector, a first containing groove and a second containing groove are symmetrically formed in the two sides of the bottom of the fra...
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| Hauptverfasser: | , , , , , , , , , , , , , , |
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model belongs to the technical field of coal mine exploration, and particularly relates to a coal mine goaf detection device which comprises a frame and a detector, a first containing groove and a second containing groove are symmetrically formed in the two sides of the bottom of the frame respectively, and a first electric telescopic rod and a second electric telescopic rod are connected into the first containing groove and the second containing groove through damping hinges respectively. Fixing holes are symmetrically formed in the two sides of the frame, fixing plug pins are connected into the fixing holes, a detector is placed in the frame, and when detection needs to be conducted, the fixing plug pins for fixing the first electric telescopic rod and the second electric telescopic rod are pulled out firstly, and then the first electric telescopic rod and the second electric telescopic rod are pulled out; then the first electric telescopic rod and the second electric telescopic rod naturally sl |
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