LED string lamp, and circuit board, method and tool for manufacturing string lamp

The invention discloses an LED string lamp. The string lamp comprises multiple LED light-emitting units, each light-emitting unit comprises a top layer circuit board and a bottom layer circuit board, each top layer circuit board is provided with a top layer positive pole welding wire disc, a top lay...

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Bibliographische Detailangaben
1. Verfasser:	WANG FUZHE
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 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 an LED string lamp. The string lamp comprises multiple LED light-emitting units, each light-emitting unit comprises a top layer circuit board and a bottom layer circuit board, each top layer circuit board is provided with a top layer positive pole welding wire disc, a top layer negative pole welding wire disc, a top layer series-connection welding wire disc, a top layer SMD type resistance welding disc and a top layer SMD type LED welding disc, a bottom layer positive pole welding wire disc, a bottom layer negative pole welding wire disc, a bottom layer series-connection welding wire disc and a bottom layer SMD type LED welding disc are arranged on each bottom layer circuit board, an SMD resistor is arranged on each top layer SMD type resistance welding disc, and SMD type LED light sources are arranged on each top layer SMD type LED welding disc and each bottom layer SMD type LED welding disc. The multiple light-emitting units are sequentially and electrically connected. The quality of