Junction box connecting structure, compressor and temperature adjusting equipment

The utility model discloses a junction box connection structure, a compressor and a temperature adjusting device, comprising a junction box, the outer wall surface of the junction box forms a first plane, the first plane is provided with a sealing binding post through hole, the first plane is provided with a welding ring protruding outwards, and the welding ring is in a closed ring shape continuously extending around the sealing binding post through hole; a second plane is formed on the outer wall surface of the compressor shell, and a sealing binding post is arranged on the second plane; wherein the sealing binding post through hole of the junction box is sleeved outside the sealing binding post, and the welding ring of the junction box and the second plane of the compressor shell are welded together through electric resistance welding. The utility model solves the problem of ensuring the welding sealing of the shell of the compressor and the junction box, achieves a higher protection grade through a simple