Hydraulic support handrail for coal mine
The utility model provides a hydraulic support handrail for a coal mine. The hydraulic support handrail for the coal mine comprises stand column outer cylinders, the outer surfaces of the two stand column outer cylinders are each fixedly connected with a handrail base, the inner walls of the two han...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model provides a hydraulic support handrail for a coal mine. The hydraulic support handrail for the coal mine comprises stand column outer cylinders, the outer surfaces of the two stand column outer cylinders are each fixedly connected with a handrail base, the inner walls of the two handrail bases are sleeved with a handrail rod, and the handrail rod sequentially penetrates through the two handrail bases and extends to one sides of the handrail bases; the two ends of the grab rail are in threaded connection with nuts used for fixing the grab rail, and cap-shaped nuts are arranged on the opposite sides of the two nuts. According to the hydraulic support handrail for the coal mine, the detachable handrail rod is arranged on the stand column outer cylinder, so that the hydraulic support handrail has the advantages of being simple and reliable in connection and convenient to manufacture, manufacturing cost is reduced to a certain extent, manufacturing procedures are simplified, and compared with part |
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