Manual unlocking push rod limiting mechanism of shielding door

• Main Authors: ZHANG HUA, SHENG XIAOHONG
• Format: Patent
• Language: Chinese; English
• Published: 06.05.2022
• Subjects: ACCESSORIES THEREFOR; FIXED CONSTRUCTIONS; HANDCUFFS; KEYS; LOCKS; SAFES; WINDOW OR DOOR FITTINGS

The manual unlocking push rod limiting mechanism of the shielding door comprises a bottom plate, a shell is fixedly connected to the upper surface of the bottom plate, a mounting hole is formed in the bottom of the shell, a push rod is movably connected into the mounting hole, a connecting block is fixedly connected to one end of the push rod, and a rack is fixedly connected to one side of the connecting block. A motor is fixedly connected to the upper surface of the bottom plate, one end of an output shaft of the motor penetrates through the shell, a gear is fixedly connected to one side of the output shaft of the motor, the gear is meshed with the rack, a clamping groove is formed in one side of the gear, a sleeve is movably connected to one side of the output shaft of the motor, and clamping teeth are fixedly connected to one end of the sleeve. The shielding door can be manually unlocked, the unlocking convenience is improved, the sleeve can be locked, the sleeve is prevented from sliding, the stability of