High-sealing junction box of crystalline silicon solar photovoltaic module

A high-sealing junction box of a crystalline silicon solar photovoltaic module mainly comprises a box body and a box cover matched with the box body. The box body is cylindrical, the top of the box body is open, a boss is arranged at the bottom of the box body, a left groove is formed in the left side of the boss, and a right groove is formed in the right side of the boss. Wire through holes are formed in the left groove and the right groove; a through hole wall is arranged around the wire passing hole, a sealing plug is arranged in the through hole wall, and a wire passing hole is formed in the sealing plug; the side wall of the box body is provided with a cable joint. The junction box disclosed by the utility model is scientific in structural design, good in sealing performance and goodin heat dissipation performance, and does not need to be encapsulated by pouring glue. 晶体硅太阳能光伏组件高密封接线盒，主要包括盒体和与之匹配的盒盖；所述盒体为圆柱状，盒体顶部开口，盒体底部设置凸台，所述凸台的左侧形成左凹槽，右侧形成右凹槽；所述左凹槽和右凹槽内均设置通线孔；所述通线孔周围设置通孔壁，所述通孔壁内设置密封塞，所述密封塞上设置穿线孔；所述盒体侧壁