Ratchet and pawl mechanism for rearview mirror electric folder

The utility model discloses a ratchet and pawl mechanism for a rearview mirror electric folder, which comprises an electric folder shell, a first mounting groove is arranged at one end of the surface of the electric folder shell, a support is rotatably mounted in the first mounting groove, a ratchet clamping seat for mounting a ratchet claw is fixed on the surface of the top end of the support, and the ratchet claw is mounted on the ratchet clamping seat. The ratchet claw is connected with the ratchet clamping base in a buckled mode through the ratchet clamping piece, the ratchet wheel is installed at the top end of the ratchet claw, and fixing holes of the same size are formed in the corresponding positions of the surfaces of the ratchet wheel, the ratchet clamping piece and the ratchet clamping base. By adopting special and unique ratchet wheel and pawl structures and adopting a two-order worm and worm wheel structure and special tooth profile design, the ratchet wheel and the pawl can complete up-down rela