The lock comprises a fixed seat connected with a vehicle body and an unlocking piece located in the sleeping berth bed, the fixed seat comprises a lock catch and a support, the lock catch and the support are rotationally connected, a first torsional spring is arranged between the lock catch and the support, the first torsional spring drives the lock catch to stretch out of the support, and a bottom supporting structure of the sleeping berth bed is formed; the unlocking piece comprises a rotating disc and connecting rods, the connecting rods are hinged to the left side and the right side of the rotating disc, and the rotating disc rotates to drive the connecting rods on the left side and the right side to stretch out simultaneously and push the lock catch to retract into the support. The springs sleeve the ends of the connecting rods, the springs push the connecting rods to retract into the sleeping berth bed, and the fixing mechanism is located at the bottom of the sleeping berth bed and does not occupy the usable area of the sleeping berth bed. The unlocking piece is located on the outer side of the sleeping berth bed and does not occupy the space of the inner side of the sleeping berth bed, and no gap exists between the sleeping berth bed and the wall.

    本发明公开了一种卧铺床用锁具,包括和车体连接的固定座、位于卧铺床内的解锁件,所述固定座包括锁扣、支座,锁扣和支座之间转动连接并设有第一扭簧,第一扭簧驱动锁扣伸出支座,形成床卧铺床底部支撑结构;所述解锁件包括转动盘、连杆,连杆铰接在转动盘左右两侧,转动盘转动,驱动左右两侧连杆同时伸出,推动锁扣缩入支座;连杆端部套设弹簧,弹簧推动连缩入卧铺床,固定机构位于卧铺床底部,不占用卧铺床可使用面积;解锁件位于卧铺床外侧,不占用卧铺床内侧空间,可以使卧铺床和墙壁之间无缝隙。


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    Title :

    Lock for sleeping berth


    Additional title:

    卧铺床用锁具


    Contributors:
    DING RUIQUAN (author) / MAO YONG (author) / XU HAISHI (author) / FAN ERBO (author) / LI YONGPENG (author) / LU JINXIA (author)

    Publication date :

    2025-05-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES



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