Street lamp with function of adjusting lighting area

The invention discloses a street lamp with a function of adjusting lighting area, and belongs to the technical field of street lamp light. A fixed seat is arranged at the top of a lamp post, a fixed rod is arranged at the right side of the fixed seat, an installation seat is arranged at the right si...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	PAN MINGCHANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF HEATING INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21Sand F21V, RELATING TO USESOR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS LIGHTING MECHANICAL ENGINEERING NON-PORTABLE LIGHTING DEVICES STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR SYSTEMS THEREOF VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS WEAPONS
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Beschreibung
Zusammenfassung:	The invention discloses a street lamp with a function of adjusting lighting area, and belongs to the technical field of street lamp light. A fixed seat is arranged at the top of a lamp post, a fixed rod is arranged at the right side of the fixed seat, an installation seat is arranged at the right side of the fixed rod, and a screw rod is inserted into a left side of the top of the installation seat; the screw rod is engaged with a gear after penetrating through the right side of the screw rod, the bottom of the screw rod is connected with the inner wall of a first retractable lamp shade through a fixed block, the outer wall of the first retractable lamp shade is sleeved with a second retractable lamp shade, a hanging lug is arranged at the edge of the top of the second retractable lamp shade, and the hanging lug is fixed at the bottom of the installation seat through a screw; a lamp holder is arranged at the bottom of the installation seat, and a bulb is arranged at the bottom of the lamp holder. The lighting