Junction box

The utility model belongs to the technical field and discloses a junction box. A plurality of components are installed in the junction box, and the junction box comprises a first box body and a protective shell. The components are installed in the first box body, the first box body is provided with a plurality of buckles along the outer wall in a protruding mode, and the first box body is made of transparent materials; the protective shell covers the first box body, a plurality of clamping grooves are formed in the protective shell, the buckles are used for being connected with the clamping grooves in a clamped mode, and the protective shell is made of light-proof materials. According to the utility model, an operator can conveniently complete assembly and disassembly of the first box body and the protective shell, internal faults can be rapidly and accurately positioned through the transparent first box body, the operation difficulty of a worker is reduced, meanwhile, a detachable clamping mode is adopted, a