Convenient supporting device

The utility model relates to the technical field of object supporting tools, in particular to a convenient supporting device which comprises a base and is characterized in that a lower screw rod is installed on the upper portion of the base, a sleeve is installed on the upper portion of the lower sc...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LI WEIXIANG, QIAO WENCAN, LU HAIXIA, HUANG JINGGUO, ZHOU ERJING, LI GUANGXIA, ZHANG SIYANG, ZHAO YIMING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BEARINGS BLASTING ELEMENTS OR CRANKSHAFT MECHANISMS ENGINEERING ELEMENTS AND UNITS FLEXIBLE SHAFTS 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 MECHANICAL ENGINEERING ROTARY BODIES OTHER THAN GEARING ELEMENTS SHAFTS STANDS OR SUPPORTS THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	The utility model relates to the technical field of object supporting tools, in particular to a convenient supporting device which comprises a base and is characterized in that a lower screw rod is installed on the upper portion of the base, a sleeve is installed on the upper portion of the lower screw rod, an upper screw rod is installed on the upper portion of the sleeve, and a top disc is installed on the top of the upper screw rod. An adjusting hole used for rotating the sleeve is formed in the middle of the sleeve, an adjusting rod is installed in the adjusting hole, an inner thread matched with the lower screw and the upper screw is tapped in the sleeve, the lower screw and the upper screw are both installed in the sleeve, the sleeve is rotated only through the adjusting rod, the inner thread in the sleeve drives the lower screw and the upper screw, and the adjusting rod is installed in the adjusting hole. By means of the structure, the telescopic supporting device has the advantages of being simple in