Supporting arm unit and lamp supporting arm with same

The utility model relates to a lamp supporting arm, which comprises a plurality of supporting arm units which are connected, wherein each supporting arm unit is provided with a rod body, and the two ends of the supporting arm unit are respectively provided with disks; the center of a circle of each...

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Bibliographische Detailangaben
1. Verfasser:	LIN BOHENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF HEATING LIGHTING MECHANICAL ENGINEERING STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR WEAPONS
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Beschreibung
Zusammenfassung:	The utility model relates to a lamp supporting arm, which comprises a plurality of supporting arm units which are connected, wherein each supporting arm unit is provided with a rod body, and the two ends of the supporting arm unit are respectively provided with disks; the center of a circle of each disk is provided with a main screw hole and a through hole in a penetrating way, and the axes of the main screw hole and the through hole are staggered at an angle of 90 degrees; an auxiliary screw hole communicated with the main screw hole and the through hole is arranged on the periphery of each disk in a penetrating way, and the disks at the two ends of each supporting arm unit of the lamp supporting arm are respectively jointed with a disk at one end of each of other two supporting arm units; the two jointed disks are combined with a main screw, and the main screw penetrates through the through hole and is combined with the main screw hole; and auxiliary screw holes at the two ends of each supporting arm unit a