Box frame splicing piece with high heat dissipation rate

The utility model discloses a box frame splicing piece with high heat dissipation rate. The box frame comprises a splicing body, at least one heat dissipation pipe is arranged on the outer side of thesplicing body, a heat dissipation cavity is formed in the heat dissipation pipe, the upper end and the lower end of the heat dissipation cavity are both communicated with the outside, the cross section of the heat dissipation pipe is triangular, and one sharp corner edge of the heat dissipation pipe is connected with the outer side wall of the splicing body. The LED lamp has the advantages of being stable in structure and high in heat dissipation efficiency. 本实用新型公开了一种散热率高的箱框拼接件，用于多块拼接成箱框，包括拼接体，所述拼接体外侧设有至少一个散热管，所述散热管内具有散热腔，所述散热腔上下两端均与外界相连通，所述散热管横截面呈三角形，所述散热管其中一尖角边与拼接体外侧壁相连。本实用新型具有结构稳定、散热效率高的优点。