Direct type panel lamp

The utility model discloses a direct type panel lamp. The direct type panel lamp comprises a frame, a diffusion plate, a back plate and at least one lamp strip. The diffusion plate has a light-transmitting function and forms a light-emitting surface, and the edge of the diffusion plate is lapped on...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ZHAO YIJIAO, GAN CAIYING, HANG ZEGANG, RUAN LINPING, DU WENJUN, PU JIZHONG
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 THEFORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THELIGHT EMITTED LIGHTING MECHANICAL ENGINEERING STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a direct type panel lamp. The direct type panel lamp comprises a frame, a diffusion plate, a back plate and at least one lamp strip. The diffusion plate has a light-transmitting function and forms a light-emitting surface, and the edge of the diffusion plate is lapped on the frame; the back plate is of a housing-shaped structure made of a metal plate through deformation, the edge area of the back plate is in lap joint with the higher second installation face, the center area of the back plate protrudes to form a cavity for containing the light bars, the cavity comprises a flat bottom wall and an inclined side wall, and the light bars are fixed to the bottom wall. The side wall is deformed to form a step structure extending in the side length direction of the back plate, a first part and a second part are formed on the two sides of the step structure, and the included angle between the first part and the light-emitting surface is larger than that between the second part and the ligh