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What should be paid attention to during the operation of SGB-420/30 scraper conveyor?

Views: 0     Author: Site Editor     Publish Time: 2022-09-27      Origin: Site

The chute scraper conveyor must use a coal baffle, and be tied to the single column near the sidewalk side of the advance support with iron wire. Before moving the scraper conveyor, the floating coal on the working face must be cleaned, the bottom plate must be flat, and the temporary columns must be removed in time. The single hydraulic prop shall be used for pushing according to the actual situation of the working face. The moving step distance of the scraper conveyor is 1.2m, and the moving sequence is head to tail, tail to head, and middle to both ends. After moving, the scraper conveyor shall be kept flat, straight, stable, and firm, and the head and tail pressure pillars shall be made in time. The length of one push scraper conveyor shall not exceed 30m. During sliding, the sliding section shall be hung up with the beam and hit with the coal wall pillar before sliding. To prevent the scraper conveyor from being disconnected, the minimum bending section of the scraper conveyor shall not be less than 15m during sliding. The basic column shall be erected in time after the moving and sliding work is completed, and the roof can be returned only after the basic column is recognized and the floating coal is clean. When moving the scraper conveyor, pay attention not to squeeze the hydraulic pipe and cable. The operator should slowly inject liquid to move the conveyor. At the same time, he should always observe the rooting condition of the side pillar of the old pond, whether the coal wall pillar is secure, and whether the coal wall is flaking. In case of any abnormality, stop handling immediately. After the scraper conveyor is pushed in place, the prop shall be timely added, and the prop replaced during sliding shall be timely added. When it is necessary to change the column, the principle of supporting before changing must be implemented.

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