Rapid support moving device for coal seam fully-mechanized top coal caving
The utility model discloses a coal seam fully-mechanized top coal caving rapid support moving device which comprises a bottom plate, a base is arranged on the upper end face of the bottom plate, hydraulic rods are installed at the two ends of the upper end face of the base, a rear plate and a front...
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Main Authors | , , , , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
09.08.2022
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Subjects | |
Online Access | Get full text |
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Summary: | The utility model discloses a coal seam fully-mechanized top coal caving rapid support moving device which comprises a bottom plate, a base is arranged on the upper end face of the bottom plate, hydraulic rods are installed at the two ends of the upper end face of the base, a rear plate and a front plate are installed on the hydraulic rods respectively, a support is arranged between the hydraulic rods, and a fixing piece is fixedly connected to the front end of the base. A fixing piece is arranged on the front wall of the base, a first plate is arranged on the inner side of the fixing piece and located on the two sides of the front wall of the base, a second plate is slidably connected to the inner side of the first plate, and a clamping mechanism is installed at the front end of the second plate. The second plate block is slidably connected in the first plate block, when the second plate block is pulled in the direction of the support, the clamping block arranged at the front end of the second plate block is |
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Bibliography: | Application Number: CN202220034483U |