Double-sealed battery top cover assembly

A double-sealed battery top cover assembly, comprising:

• an upper cover, the upper cover being provided with a mounting hole;
• a terminal post, the bottom of the terminal post being provided with a mounting plate, the terminal post being inserted in the mounting hole, and the mounting plate being assembled under the upper cover;
• a sealing ring, which is arranged between the upper cover and the mounting plate;
• an upper insulating part, the upper insulating part being provided with a sleeving hole sleeving the terminal post;
• a riveting block, which is arranged above the terminal post, the upper insulating part being arranged between the upper cover and the riveting block;
• and
• a sealant, which is arranged in a clearance space formed among the mounting hole, the sealing ring, and the terminal post, and
• wherein the edge of the sleeving hole is bent downwards, the upper insulating part is provided with a flow guiding groove communicated with the clearance space, the riveting block is provided with a filling port communicated with the flow guiding groove, and the sealant is formed in the clearance space through the filling port and the flow guiding groove;
• and
• the sealant and the sealing ring form a double seal for the clearance space.