Measuring tool for engineering

The invention discloses a measuring tool for engineering, and relates to the technical field of engineering surveying and mapping, and the measuring tool comprises a round seat and an external sleeve, one end of the surface of the external sleeve is fixedly provided with a fixed ring, two sides of t...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	HONG XIAOYA, KONG HUAN, ZHOU AIMIN, LI YANPING, MIAO LU, MA LAIQIAO, LI SHENGNAN, YUE MAN, CHANG YONGKUN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING ENGINEERING ELEMENTS AND UNITS FRAMES, CASINGS, OR BEDS OF ENGINES OR OTHER MACHINES ORAPPARATUS NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUSPROVIDED FOR ELSEWHERE GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MEASURING MEASURING ANGLES MEASURING AREAS MEASURING IRREGULARITIES OF SURFACES OR CONTOURS MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS MECHANICAL ENGINEERING PHYSICS STANDS OR SUPPORTS TESTING THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	The invention discloses a measuring tool for engineering, and relates to the technical field of engineering surveying and mapping, and the measuring tool comprises a round seat and an external sleeve, one end of the surface of the external sleeve is fixedly provided with a fixed ring, two sides of the fixed ring are movably provided with movable rods, one end of each movable rod is detachably provided with a fixed seat, and the fixed seat is provided with a movable rod. A movable ball is movably installed in the fixed seat, an adjusting rod is movably inserted into the outer sleeve in a penetrating mode, a connecting seat is installed at one end of the adjusting rod, a user inserts the outer sleeve into a hole, and the connecting seat moves towards the interior of the outer sleeve under the action of a compression spring; the connecting base supports the adjusting rod through the supporting rod, so that the adjusting rod is unfolded towards the two sides, the movable ball at one end of the adjusting rod is ti