Measure simple and easy device that shield tunnel section of jurisdiction fissure of displacement warp
The utility model discloses a measure simple and easy device that shield tunnel section of jurisdiction fissure of displacement warp, including the crossbeam, the crossbeam includes first and second roof beams of looks vertically, and the bottom of second roof beam is connected with hollow base, and...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The utility model discloses a measure simple and easy device that shield tunnel section of jurisdiction fissure of displacement warp, including the crossbeam, the crossbeam includes first and second roof beams of looks vertically, and the bottom of second roof beam is connected with hollow base, and the middle part of second roof beam is provided with reading mechanism perpendicularly, being provided with the guide rail in the base, being provided with the slider on the guide rail, the slider top is provided with a screwed connection pole, and outside a screwed connection pole stretched out the base, the both sides of slider respectively set up one the 2nd screwed connection pole. This measuring device has that the cost is low, the installation with dismantle simple and convenient, influenced by ambient condition little, the stable just high characteristics of precision of measuring result. Its measurement accuracy can reach 1360mm, when the every rotation of knob of range finding screw pole once, screw pole pointed end be portability 1360mm (being pitch / 360mm) only, the section of jurisdiction is assembled to shield structure to different specifications, and this device all can carry out the monitoring that the fissure of displacement warp through adjustable base. |
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