推拉式房屋门,或称拉门。是房屋建筑中门类的一种。大多安装在房屋建筑物的出入口处,可以左右开关的装置。这种房门在日本、朝鲜等国家中颇为盛行,特别是在日本国内,和式住宅的门窗,几乎皆为拉门、拉窗。在我国的一些房屋建筑物上也常能见到。有些是采用铝合金等材料加工制做。显得新颖美观,大有兴起发展的趋势。究其渊源,在建筑史中未见有关记载,有人以为是近代发明创造的产物,或从国外传入。殊不知这种推拉式房门,早在我国原始社会新石器时代人 Push-pull housing door, or sliding door. Is a category of housing construction. Mostly installed in the entrances and exits of buildings, you can switch the device around. Such doors in Japan, North Korea and other countries is quite popular, especially in Japan, residential and residential windows and doors, almost all sliding doors, windows. Often seen in some buildings and buildings in our country. Some are made of aluminum and other materials processing system. Looks new and beautiful, great rise and development trend. There is no relevant record in the history of architecture. Some people think that it is a product of modern invention or creation, or imported from abroad. As everyone knows this push-pull door, as early as the Neolithic primitive society in our country