Fan group with a magnetic-type clamping connection module

A fan group with a magnetic-type clamping connection module, characterized in that it comprises:

• a housing, wherein the outer wall of the said housing is arranged with four splicing sides, and the connecting end between two splicing sides is arranged with a concave locating groove, the upper and lower ends of the inner side of a locating groove are symmetrically arranged with stepped grooves, and the height of stepped grooves is greater than the height of the locating grooves, and a locating groove is arranged with a first electrical connecting part and a plurality of first electrical connecting parts in the same housing are mutually connected in series;
• a locating groove is arranged with a first magnetic member;
• a connection module, wherein the said connection module is a base arranged vertically and symmetrically, and its shape fits the combined shape of two locating grooves or fits the shape of a single locating groove,
• the said connection module is arranged with a second magnetic member that matches the first magnetic member, the said connection module is arranged with stepped parts that fit the stepped grooves, and the walls of the base are arranged with second electrical connecting parts that fit the first electrical connecting parts.