| abstract |
The utility model discloses a PLC-based data acquisition device for major equipment, which comprises a collector shell, wherein a processor body is embedded in the collector shell, a sealing fixing mechanism is arranged at the top end of the sealing fixing mechanism, the sealing fixing mechanism comprises a chute, a cover plate, an embedded groove, a rotating rod, a knob, a sealing plate, a limiting rod and a clamping groove, the chutes are symmetrically arranged at the top parts of two ends of the collector shell, and the top end of the collector shell is connected with the cover plate in a sliding manner through the chute. In addition, the knob is rotated reversely to drive the sealing plate to rise. |