Doubly-sealed waterproof floodlight and method for same

A doubly-sealed LED floodlight comprising:

• a heat dissipating portion;
• a lighting portion adhered and coupled to a bottom portion of the heat dissipating portion;
• and
• a cover coupled to the heat dissipating portion by being filled and applied with a sealing material and being doubly sealed,
• wherein the heat dissipating portion includes a sealing portion formed at a lateral portion of the heat dissipating portion and adhered and coupled to the cover by being applied with the sealing material,
• wherein the cover includes a coupling portion formed at a top of a lateral portion of the cover to be coupled to the heat dissipating portion by filling-in and applying of the sealing material, and
• wherein the coupling portion includes:
• a portion formed with a sealing groove and attached and coupled to a bottom portion of the sealing portion by filling the sealing material in the sealing groove,
• a protruding support portion extended from the portion formed with the sealing groove and supporting, and surrounding the lateral portion of the heat dissipating portion to allow the heat dissipating portion to be fixed, and
• a bottom surface portion flatly formed at a position lower than a top of the protruding support portion to be attached and coupled to a side portion of the sealing portion by being filled with the sealing material applied on the sealing portion.