Surveying and mapping marker post suitable for various road surfaces
The utility model discloses a surveying and mapping marker post suitable for various road surfaces, which comprises a hollow shell, a conical head supporting rod is movably arranged on the inner side of the shell, a supporting and limiting structure is arranged outside the shell, the supporting and...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a surveying and mapping marker post suitable for various road surfaces, which comprises a hollow shell, a conical head supporting rod is movably arranged on the inner side of the shell, a supporting and limiting structure is arranged outside the shell, the supporting and limiting structure comprises a supporting box, the supporting box is fixedly arranged at one end of the shell, and the conical head supporting rod is movably arranged on the outer side of the shell. A soft cleaning disc is arranged at the bottom of the supporting box, a first spring is arranged between the inner bottom face of the inner side of the shell and the bottom face of one end of a conical head supporting rod, the other end of the conical head supporting rod penetrates through the top of the supporting box and the top of the soft cleaning disc, and a clamping groove hole is formed in one side of the outer portion of the other end of the shell. According to the surveying and mapping marker post suitable for |
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