Patent ID: 9583690
Date: 2017-02-28
CPC Classifications: F21K,F21V,F21Y,H01L

Claim:
1. A LED lamp core comprising a heat conductive core ( 6 ) with a heat absorption surface and a heat transferring contact surface, a high voltage insulation layer ( 4 ), a wafer or a plurality of wafers ( 1 ), a wafer locating plate ( 28 ) and a heat diffusion plate ( 2 ) consisting essentially of copper, or aluminum, or copper-aluminum composite material and having a surface A and a surface B for the high voltage insulation layer ( 4 ) to be attached to, the heat conductive core ( the high voltage insulation layer ( the heat diffusion plate ( said wafer/wafers are attached directly on said surface A, or said surface A is provided with a low voltage insulation layer ( the low voltage insulation layer ( the wafer locating plate ( characterized in that: wherein the wafer locating plate (