Bond-filled waterproof heat-dissipating exhaust fan that is convenient for production

摘要

PROBLEM TO BE SOLVED: To provide a bond-filled waterproof heat-dissipating exhaust fan which is convenient for production and which realizes a waterproof effect by filling a filling port with a bond and protects an internal structure for a long period of use. SOLUTION: A waterproof heat-dissipating exhaust fan has a square structure in the outer shape of the main body of a device housing, a fixed hole and a fixed sink hole are provided at a center portion of the main body 1, and the fixed hole and the fixed sink hole are connected to form a T shape. It is a sink hole, a transfer sink hole is provided in the center of the fan body 5, a fixed shaft is provided in the transfer sink hole, and a through hole is also provided at the center of the rubber magnetic rod 3 and the iron case 4, and the inside is provided. The bond filling technology process is adopted in the area of the fixed hole and the fixed sink hole for mounting. [Selection diagram] Fig. 1