Housing assembly of button cell, button cell and electronic product

A button cell, comprising:

• a cell and a housing assembly of button cell, wherein
• the housing assembly of button cell comprises:
• a housing and a conductive part, the housing and the conductive part enclosing together to form a holding cavity for holding a cell of the button cell;
• wherein,
• the housing is provided with a through hole, and the conductive part penetrates through the through hole, and a sealing rubber ring for sealing and insulating the conductive part and an inner wall of the through hole is provided between the conductive part and the inner wall of the through hole;
• and
• the conductive part comprises a columnar part penetrated through the through hole, and an end of the columnar part facing the cell is provided with a sheet part integrally formed with the columnar part, and an end of the columnar part facing away from the cell extends outwardly with a flanging around the columnar part;
• and the axial direction of the columnar part is provided with a fabrication hole for welding.

An electronic product, comprising:

• a button cell, wherein
• the button cell comprises:
• a cell and a housing assembly of button cell, wherein
• the housing assembly of button cell comprises:
• a housing and a conductive part, the housing and the conductive part enclosing together to form a holding cavity for holding a cell of the button cell;
• wherein,
• the housing is provided with a through hole, and the conductive part penetrates through the through hole, and a sealing rubber ring for sealing and insulating the conductive part and an inner wall of the through hole is provided between the conductive part and the inner wall of the through hole;
• and
• the conductive part comprises a columnar part penetrated through the through hole, and an end of the columnar part facing the cell is provided with a sheet part integrally formed with the columnar part, and an end of the columnar part facing away from the cell extends outwardly with a flanging around the columnar part;
• and the axial direction of the columnar part is provided with a fabrication hole for welding.