Short-wall face inclined thin seam support technique
Abstract：Short for thin seam inclined wall face support,a semi-thin coal unloading alternating push-powered support was presented,the stent including the hand pump system and support system two parts.Manual pump system uses novel multi-piston pump to the manual hand pump to maximize flow,support system using split roof beams and base frame is arranged around a hand pump system control,manual pump oil back into use with a single stent since the rapid valve closure adapters,plug convenience,in the support system is in state support,multi-directional plunger pump system can be placed in a secure location;support system to meet the telescopic multi low cutting height requirements,before and after to display vertical half-frame,semi-uninstall alternate along the strike forward,manually complete the short wall of thin supporting roof work.
Keywords：thin coal seamhydraulic supporthalf unloadedroof support
Publication Date：2012-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：4( 743-746 )