Label frame type pressing plate position sensor device and system for realizing online monitoring of hard pressing plate of outdoor control cubicle of intelligent substation

The invention relates to a label frame type pressing plate position sensor device, which comprises a label frame shell, a reed switch and a magnetic induction accessory, and is characterized in that the reed switch is positioned in the label frame shell and comprises two reeds and a tube body; the two reeds extend into the pipe body from the two ends of the pipe body through label frame fixing holes in the label frame shell respectively, the ends of the two reeds are provided with overlapped parts in the pipe body, and a gap is reserved between the overlapped parts; the magnetic induction accessory is arranged on the pressing plate connecting piece in a sleeved mode and moves synchronously with the pressing plate connecting piece. The invention also relates to a system for realizing on-line monitoring of the hard pressing plate of the outdoor control cubicle of the intelligent substation. By adopting the label frame type pressing plate position sensor device and the system for realizing the online monitoring