The utility model provides a novel bridge spring friction pendulum support to reduce the destruction that the earthquake was personally experienced sth. Part of the body to the upper portion roof beam, and the level of improvement support replys the performance certainly and vertical tensile strength includes upper bracket board and bottom suspension bedplate, and lie in spherical crown welt subassembly between the two. Be provided with extension spring, each extension spring's upper end and upper bracket board fixed connection, lower extreme and bottom suspension bedplate fixed connection along its peripheral interval between upper bracket board, the bottom suspension bedplate. The fixed limiting plate that forms the restraint to the amplitude of fluctuation of spherical crown welt subassembly that is provided with on the bottom suspension bedplate.