Locomotive door closing detection mechanism

• Main Authors: TAN WENMIN, DU YONGBIAO, ZHANG SHUIBIN, ZHOU ZICHAO
• Format: Patent
• Language: Chinese; English
• Published: 27.06.2023
• Subjects: ACCESSORIES THEREFOR; FIXED CONSTRUCTIONS; HANDCUFFS; KEYS; LOCKS; MEASURING; PHYSICS; SAFES; TESTING; TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR; WINDOW OR DOOR FITTINGS

The utility model provides a locomotive door closing detection mechanism which comprises a spring bolt structure, a detection structure and a control system, the spring bolt structure comprises a detection spring bolt, a guide rod, a reset spring and a mounting seat, and the detection structure comprises a shifting piece and an inductor; one end of the guide rod is fixedly connected with the detection spring bolt, the guide rod is sleeved with the reset spring, the other end of the guide rod is movably connected with the installation base, and the installation base is fixed to the lock shell. The shifting piece is fixed to the detection spring bolt, and the inductor is electrically connected with the control system. When the locomotive door is in an open state, the detection spring bolt extends out of the lock body, and the shifting piece is in contact with the sensor; after the door is closed, the detection spring bolt is pressed to move into the lock body, the reset spring is pressed, meanwhile, the shiftin