High-precision tunnel construction measurement rearview forced centering device
The utility model discloses a high-precision tunnel construction measurement rearview forced centering device in the technical field of tunnel construction measurement, which comprises a supporting upright post, a connecting plate arranged on the left side of the supporting upright post, a vertical...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model discloses a high-precision tunnel construction measurement rearview forced centering device in the technical field of tunnel construction measurement, which comprises a supporting upright post, a connecting plate arranged on the left side of the supporting upright post, a vertical plate arranged on the left side of the connecting plate, an adjusting plate arranged on the left side of the vertical plate, and a forced centering base arranged at the top end of the supporting upright post, additional plates are arranged on the left side and the right side of the forced centering base, through holes are formed in the additional plates, adjusting screw rods are arranged in the through holes, a gradienter is arranged on the rear back face of the top end of the forced centering base, an inserting groove is formed in the top end of the forced centering base, and transverse plates are arranged on the left side and the right side of the supporting stand column. And the forced centering device can be co |
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