Road traffic planning and designing surveying and mapping device
The utility model discloses a road traffic planning and designing surveying and mapping device, which relates to the technical field of surveying and mapping devices and comprises a surveying instrument and a connecting seat arranged below the surveying instrument, three sleeve columns are movably m...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model discloses a road traffic planning and designing surveying and mapping device, which relates to the technical field of surveying and mapping devices and comprises a surveying instrument and a connecting seat arranged below the surveying instrument, three sleeve columns are movably mounted at the bottom of the connecting seat through damping rotating shafts, sleeves are sleeved below the sleeve columns in a sliding manner, adjusting grooves are formed in the sleeves, and the adjusting grooves are communicated with the surveying instrument. The end of the sleeve column is movably inserted into the adjusting groove, a connecting sleeve is arranged on the adjusting groove, a positioning block is movably connected to the connecting sleeve through a spring, a plurality of positioning holes are formed in the sleeve column, and the positioning block is inserted into the corresponding positioning hole when the spring is in an initial state. The road surveying and mapping instrument support solves the |
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