Lamp head for christmas light

A lamp head for a Christmas light, comprising:

• a lamp head shell (1), defining a mounting hole (6) for an external wire to pass through;
• a light-emitting inner-core assembly (2), comprising a light-transmitting lampshade (3), a patch lamp board (4), and a fixing seat (5);
• wherein an end of the light-transmitting lampshade (3) is connected to the fixing seat (5), and the patch lamp board (4) is arranged inside the light-transmitting lampshade (3);
• the light-transmitting lampshade (3) is filled with a potting adhesive (7);
• the patch lamp board (4) is arranged with two leads (8), and the two leads (8) pass through the potting adhesive (7) and are threaded out from the fixing seat (5);
• wherein the fixing seat (5) is inserted and connected in the mounting hole (6), and the two leads (8) are electrically connected to the external wire;
• wherein the light-transmitting lampshade (3) comprises a closed light source scattering end (31) and an open end (32) for filling with the potting adhesive (7);
• the patch lamp board (4) is arranged on an inner side of the light source scattering end (31);
• the patch lamp board (4) defines a penetration hole (9), and a hot-melt column (10) is arranged in the penetration hole (9) and abuts against the inner side of the light source scattering end (31).