Anti -crushing glass lamp shade

The utility model discloses an anti -crushing glass lamp shade relates to a glass lamp shade field. Including glass cover, shell, distance sensor, anti -crushing device, connecting portion, the anti -crushing device includes bottom plate, first spring, electro -magnet, expansion plate, iron plate, second spring, holds the chamber, the shell is located the outside of glass cover to for hollow structure, distance sensor is located the shell surface to be located the positive opposite of connecting portion, the anti -crushing unit bit is in shell hollow structure, the bottom plate links to each other with the internal surface of shell, the shell surface is equipped with the hole to be equipped with the expansion plate on the hole, be equipped with the electro -magnet on the circumference of hole, it is equipped with open -ended hollow structure for one end to hold the chamber to be located the circumference of hole, and be located the positive opposite of electro -magnet. 本实用新型公开了种防破碎玻璃灯罩，涉及种玻璃灯罩领域。包括玻璃罩、外壳、距离传感