Reverse wedge-caulking structure of gate

The utility model discloses a gate reverse wedging structure which comprises a door frame, a door body, a sealing assembly, an upper limiting mechanism and a lower limiting mechanism, the two sides of the door body are inserted into the door frame in a sliding mode, the sealing assembly is arranged between the door frame and the door body, the upper limiting mechanism comprises an upper hook ring and an upper guiding piece, and the upper hook ring is transversely connected to the upper end of the door body. The upper limiting mechanism comprises a lower hook ring and a lower guiding piece, the lower hook ring is connected to the lower end of the door frame, the lower guiding piece is connected to the lower end of the door body, the lower guiding piece is provided with a lower guiding face inclining downwards, and the lower guiding face is used for being in contact with the lower hook ring for limiting. After the sealing assembly is abraded, the position of the gate body can be further adjusted downwards throu