Introduction

YT4-6A hydraulicpusher of the slide structure of the cylinder wall with the front and rearrespectively secured to the hydraulic valves with front and rear hydraulicvalve, the valve between the two opposite sides of the outer wall of the fixedcylinder with a positioning axis ; cylinder by positioning axes located on thebracket lengthwise hole; holder fixed with the bottom floor, floor close to therod end of the upward tilt; holder fixed on top of the top seat with choking,choking top seat tilted upper groove structure, and with the horizontal angleof 20 ° -24 °. The utility model design is reasonable, hydraulic liquidinjection gun injection fluid and the cylinder separation, push the slide iseasy to move the cylinder adjustable at both ends; piston rod connected withthe block of coal plates normal contacts, extended equipment life.