| 摘要 |
A dual-drive engaging and disengaging mechanism for a door lock, comprising a housing (10), an engaging and disengaging component (20), a first transmission component (30) and a second transmission component (40) being disposed in the housing (10), wherein the engaging and disengaging component (20) comprises a lower poking wheel (21) formed with lower wavy teeth, an upper poking wheel (22) formed with upper wavy teeth, an engaging and disengaging block spring (23), a first handle connecting block (24), a second handle connecting block (25), and a first engaging and disengaging block (26) and a second engaging and disengaging block (27) disposed in a space cooperatively formed by the first handle connecting block (24) and the second handle connecting block (25). The lower wavy teeth and the upper wavy teeth cooperate with each other. A through hole (28) is provided in the lower poking wheel (21) and the upper poking wheel (22). The first handle connecting block (24) is located in the through hole (28). The bottom end of the engaging and disengaging block spring (23) is embedded into the first engaging and disengaging block (26). The first transmission component (30) is in drive connection with the lower poking wheel (21), and the second transmission component (40) is in drive connection with the upper poking wheel (22). |
