Novel LED light bar circuit board
The utility model discloses a novel LED light bar circuit board in the field of circuit boards, which comprises a substrate, a copper layer is arranged on the substrate, the outer surface of the copper layer is bonded with a protective layer through insulation paste, the protective layer is provided...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a novel LED light bar circuit board in the field of circuit boards, which comprises a substrate, a copper layer is arranged on the substrate, the outer surface of the copper layer is bonded with a protective layer through insulation paste, the protective layer is provided with a mounting hole exposing the copper layer, an LED lamp is arranged on the mounting hole, a reflecting groove is arranged on the part of the protective layer in the irradiation range of the LED lamp, and the reflecting groove is arranged on the surface of the copper layer. The bottom of the reflection groove exposes the copper layer, the surface of the protection layer is covered with a reflection layer, and the reflection groove is covered and filled with the reflection layer; the part irradiated by the LED lamp is perforated and grooved, the reflecting layer is filled and then overflows, the reflecting layer is flattened in a rolling mode, the thickness of the layer originally located on the surface of the p |
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