Glass plate strengthening device

The utility model provides a glass plate strengthening device which comprises a working furnace, a glass plate strengthening device and a glass plate strengthening device, and the working furnace comprises a preheating furnace and a strengthening furnace located below the preheating furnace; a partition between the preheating furnace and the strengthening furnace, configured to enter and exit the working furnace, and configured to separate or integrate the preheating furnace and the strengthening furnace during entry and exit; a door module including a door portion on a side wall of the working furnace and configured to provide an entrance space through the door portion during entry and exit of the partition; and a shield coupled to an outer wall of the working furnace so as to be adjacent to the door module, and configured to block the inlet space from the external space. 本公开提供一种玻璃板强化装置，所述玻璃板强化装置包括：工作炉，包括预热炉和位于预热炉下方的强化炉；分隔件，在预热炉和强化炉之间，配置为进入和离开工作炉，并且配置为在进入和离开期间使预热炉和强化炉分隔开或一体化；门模块，包括在工作炉的侧壁上的门部，并且配置为在分隔件的进入和离开