A battery charger with a sealed structure

The invention discloses a battery charger with a sealed structure, comprising a rectangular case, a directional wheel, a cover plate, a negative electrode connection wire, a negative electrode, a Y-shaped screw, a screw hole, a separator, a filling layer, a spring-type positive electrode, a positive electrode connection wire, a power supply input port, a fuse, a hydraulic base and a battery slot.The invention has the advantages that: A lid plate is fix on that directional runner through a fixing nut, and the charging secret can be sealed after the charging secret is put in, the filling layeris cemented on the inner wall of the battery cell by hot melt adhesive, and the filling layer is made of polymer material, prevent damage to batteries and chargers from high temperatures and other uncontrollable factors, The diaphragm is vertically welded to the inside of the rectangular jacket, and the inner space of the rectangular jacket is divided into two parts with identical shapes and sizes. The fuse is welded to th