Patent ID: 8215806

Claim:
A cooling device for a lamp with a power light emitting diode, comprising: a body with a power light emitting diode inside; a lamp light with a transparent board installed below the body; an air-cooled insulating board installed on the outer surface of the body; a connecting clamp which connects the power light emitting diode inside the body; heater grease formed between the power light emitting diode and the connecting clamp; a cooling water container in the inner-upper part of the body, including cooling water, a cooling water circulation pump, and a thermometer; with the cooling water container connected to a cooling water draining hole of a circulating passage; a cooling water circulating pump in the cooling water container and connected to a cooling water incoming hole by a cooling water incoming pipe, and with the thermometer installed inside the cooling water container, and also connected to each circulating pump; and a cooling water circulation controller formed on the upper surface of the connecting clamp for controlling the cooling water circulation pump according to temperature information of the cooling water.