Double-air-cylinder automatic regulation and control system for downhole air window of coal mine and control method of double-air-cylinder automatic regulation and control system
A control system, double cylinder technology, applied in mine/tunnel ventilation, mining equipment, earthwork drilling and mining, etc., to achieve the effect of precisely controlling the air volume of the roadway
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[0038] Such as Figure 1-Figure 3 As shown, a double-cylinder type automatic control system for windshields in a coal mine includes a signal acquisition system and a control adjustment system. The signal acquisition system includes a wind speed sensor 16, a pull-wire displacement sensor 8, and the Sequentially connected PLC controller 14; the control regulation system includes a windshield rolling shutter 1, a movable shutter windshield 2, a positioning cylinder 4, a clutch lock nut 6, a power cylinder 7, a first solenoid valve 10, a second Solenoid valve 11, PLC controller 14, auxiliary components 12 and air source 13, the inner frame of the windshield roller shutter 1 is provided with a windshield track 3, and a movable roller shutter windshield is slid on the windshield track 3 2, and one side of the movable roller shutter windshield 2 is connected with the piston push-pull rod 5 of the power cylinder 7, and the clutch lock nut 6 is respectively connected with the push-pull...
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