Folding key

The utility model provides a folding key which comprises a window breaking head, a key body, a grab handle and a sleeve body, the grab handle is rotationally connected with the key body, a containing cavity used for containing the key body is formed in the grab handle, the key body can be hidden in the containing cavity after rotating, and the grab handle can be inserted into the sleeve body after containing the key body. And the window breaking head is detachably arranged on the sleeve body or the grab handle. According to the technical scheme, due to the fact that the window breaking head has the function of the car window emergency hammer, the function of the car window emergency hammer is integrated on the key, carrying is convenient, and the function of breaking a window in time in emergency can be achieved. 本公开提供了一种折叠钥匙，包括破窗头、钥匙本体、握柄和套体，握柄与钥匙本体转动连接，握柄上设置有用于收纳钥匙本体的收纳腔，钥匙本体转动后可隐藏于收纳腔，握柄收纳钥匙本体后可插设于套体内，破窗头可拆卸地设置在套体或握柄上。在本公开的技术方案中，由于破窗头具有车窗应急锤的功能，此技术方案将车窗应急锤的功能集成到钥匙上，既方便携带，又能在紧急情况下起到及时破窗的功能。