Six-prop supporting split base type middle filling support
A split and column technology, applied in the direction of fillings, mine roof supports, safety devices, etc., can solve problems such as low recovery rate, hidden safety hazards, time-consuming and labor-intensive coal gangue treatment, etc., achieve high adaptability, improve adaptability, The effect of improving adaptability
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Embodiment Construction
[0020] Six-column support split base type median filling bracket, including front base 1 and rear base 2 arranged at the bottom and hinged to each other, and front roof beam 3 and rear roof beam 4 arranged at the top and hinged to each other, and front roof beam 3 The front end is hinged with a side protection board 5, and a side protection jack 6 hinged with the front top beam 3 is arranged between the side protection board 5 and the front top beam 3, and a joist member 7 sliding therein is arranged on the back top beam 4, and the joist beam A telescopic jack 8 is arranged between the part 7 and the rear top beam 4, a filling conveyor 9 located below the rear top beam 4 is suspended on the joist part 7, and a four-bar linkage mechanism is arranged between the front top beam 3 and the front base 1 10. There are two front columns 11 and two middle columns 12 distributed left and right, two rear columns 13 distributed left and right are arranged between the rear roof beam 4 and t...
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