Passenger car cabin door lock catch with locking mechanism: Fid-Bau Portal

Passenger car cabin door lock catch with locking mechanism

WU HEWEI / ZHANG CHUNLIAN / GUAN FEI / LIU HONGMEI / WANG SHENGXI / SHI KUN

The passenger car cabin door lock catch with the locking mechanism comprises a lock catch bottom plate, a lock catch ring, a pull wire support, a locking support, a locking rocker arm and a triggering protrusion, a limiting assembly and a gear shifting assembly are arranged between the locking rocker arm and the locking support, the limiting assembly is used for limiting the limiting position of rotation of the locking rocker arm, and the gear shifting assembly is used for shifting the gear shifting assembly. The gear shifting assembly is used for switching the gear where the locking rocker arm is located. A clamping jaw is arranged in the area between the locking rocker arm and the ratchet wheel, and a reset spring is arranged between the side, away from the clamping jaw, of the locking support and the lock catch bottom plate. According to the lock catch, an original lock body structure is improved, the locking mechanism is removed from the lock body, the locking mechanism is arranged on the lock catch after being redesigned, the locking mechanism can be contained in the space position after the lock catch is meshed with a door lock, the lock body structure is optimized, and the size of the lock body and occupation of the internal space are reduced.

本发明公开一种具备锁止机构的客车舱门锁扣，包括锁扣底板、锁扣环、拉线支架、锁止支架、锁止摇臂和触发凸起，所述锁止摇臂与所述锁止支架之间设有限位组件和换挡组件，所述限位组件用于限制所述锁止摇臂转动的极限位置，所述换挡组件用于切换所述锁止摇臂所处的档位；所述锁止摇臂与所述棘轮之间的区域用于设置卡爪，所述锁止支架在远离所述卡爪的一侧与所述锁扣底板之间设有复位弹簧。本锁扣对原有锁体结构进行改进，将锁止机构从锁体中剔除，重新设计锁止机构后设置于锁扣上，能够利用锁扣与门锁啮合后的空间位置容纳锁止机构，优化了锁体结构，降低了锁体的尺寸和内部空间的占用。

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