Wire arranging mechanism and gas detector in water collecting well

The utility model discloses a wire arrangement mechanism and a gas detector in a water collecting well, and relates to the technical field of gas detectors, the wire arrangement mechanism comprises a reciprocating motion mechanism, the interior of the reciprocating motion mechanism is connected with a driving gear, and the lower end of the rear side of the reciprocating motion mechanism is provided with a limiting groove; the take-up assembly comprises a transmission threaded rod installed at the lower end of the wire arrangement assembly, the front end of the transmission threaded rod is connected with a driven gear, a transmission connecting rod is arranged in the driven gear, a transmission belt is installed on the outer side of the transmission connecting rod, and a transmission shaft is arranged on the lower side in the transmission belt; the detection assembly comprises a mounting frame, a control switch is arranged at the right end of the mounting frame, and a take-up roller is arranged on the lower si