Patent ID: 9732918
Date: 2017-08-15
CPC Classifications: F21L,F21Y

Claim:
1. A novel LED lamp string, characterized in that: the LED lamp string is a serial lighting LED lamp string and is formed by serial connection of a plurality of connection wires ( 10 ) wrapped by insulation films and a plurality of LED lighting chips ( 11 ) respectively welded between adjacent connection wires ( 10 ), each LED lighting chip ( 11 ) comprises a chip body ( 12 ) and a wiring bottom plate ( 13 ) for fixedly arranging the chip body ( 12 ), a lower end surface of the wiring bottom plate ( 13 ) is straight and flat, and is provided with two lower end surface electrifying welding areas ( 13 ′), front ends of the connection wires ( 10 ) at two sides are respectively welded and fixed on the lower end surface electrifying welding areas ( 13 ′) of the wiring bottom plates ( 13 ), block pins ( 10 ′) facing an outside are formed at tails of the front ends of the connection wires ( 10 ), and each LED lighting chip ( 11 ), the welded points of the connection wires ( 10 ) at two corresponding sides thereof and the corresponding block pins ( 10 ′) are tightly wrapped and plastic-packaged by a small insulation plastic body ( 5 ).