Bolt structure of extremely narrow sliding door

The invention discloses a bolt structure of an extremely narrow sliding door, which comprises a spring bolt, a lock body and a pull rope, one end of the lock body far away from the sliding door is provided with a spring bolt mounting groove, the spring bolt is slidably connected in the spring bolt mounting groove, and a spring capable of pushing the spring bolt far away from the sliding door is arranged in the spring bolt mounting groove; a spring bolt spring mounting column is arranged at the end, close to the sliding door, of the spring bolt, and one end of the spring is mounted on the spring bolt spring mounting column. A pull rope mounting hole is formed in the spring bolt spring mounting column, one end of a pull rope is connected into the pull rope mounting hole, and the other end of the pull rope sequentially penetrates through the lock body and the sliding door and is connected with a door handle on the sliding door. Locking and unlocking of the sliding door are achieved in the mode that the pull rope