Frame-mounted pressure stabilizing bracket for supporting fully mechanized coal mining face
The invention discloses a support-following pressure stabilizing support for fully mechanized coal mining face supporting, the support-following pressure stabilizing support for fully mechanized coal mining face supporting comprises a hydraulic support, the hydraulic support comprises a support adju...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a support-following pressure stabilizing support for fully mechanized coal mining face supporting, the support-following pressure stabilizing support for fully mechanized coal mining face supporting comprises a hydraulic support, the hydraulic support comprises a support adjusting jack, an energy accumulator, a control valve group and a base, the base is internally provided with a plurality of accommodating cavities, and the accommodating cavities are distributed at intervals along the length direction of the base; the support adjusting jack is arranged in any containing cavity, the energy accumulator is arranged in the other containing cavity, the control valve set is arranged on the base, the control valve set is provided with a liquid inlet pipe connected with a liquid inlet of the control valve set, and a liquid outlet of the energy accumulator is communicated with the liquid inlet pipe through a pipeline. A one-way valve is additionally arranged on a hydraulic support liquid inlet |
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