Three-component geophone assist device capable of being conveniently taken out from drill hole
The utility model discloses a three-component geophone assist device convenient to take out from a drill hole. The three-component geophone assist device comprises a first connecting sleeve rod, a second connecting sleeve rod, a threaded connector, a connecting sleeve, a connecting long pipe, a prot...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a three-component geophone assist device convenient to take out from a drill hole. The three-component geophone assist device comprises a first connecting sleeve rod, a second connecting sleeve rod, a threaded connector, a connecting sleeve, a connecting long pipe, a protection rope and a hooking part. A second connecting sleeve rod is slidably connected into an inner cavity of the first connecting sleeve rod, a threaded connector is fixedly arranged at one end of the second connecting sleeve rod, a connecting sleeve is fixedly connected to one end of the connecting long pipe, the threaded connector is in threaded connection with the connecting sleeve, and a protection rope is arranged in an inner cavity of the connecting long pipe. A limiting block is fixedly arranged at one end of the protection rope, and a hooking part used for hooking is fixedly arranged at one end of the connecting long pipe, the device can conveniently stretch into a hole for hooking operation, the three-comp |
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