LED underground light are now widely used in parks, lawns, plazas, courtyards, flower beds, and pedestrian street decorations. However, in the early practical applications, LED underground light showed various problems. The biggest problem is the waterproof problem.
Research on waterproof problem of LED underground light
At first, it was believed that the LED buried lamp does not need to be IP68 rated waterproof because it is not as long as the LED underwater light in the underwater environment and under the pressure of water. But in fact, LED underground light need to solve the waterproof problem. In practical applications, LED underground light are now on the ground or in the soil, in addition to dealing with rainy days or water immersion, but also to deal with the problem of thermal expansion and contraction.
To solve the waterproof problem of LED underground light, we must start from several aspects.
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