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Chinese Coal Pillar winch

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????/Product introduction

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Back-pillar winch is mainly used for back-pillar roof caving in coal mine. It is especially suitable for thin coal seam and steeply inclined coal seam mining face. It can also be used for hauling
heavy objects and dispatching vehicles.Winches are equipped with flameproof electrical equipment, which can be used in mines with coal dust and gas.

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???????????-10C-+40C,???????95%(+25c),????????????????
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Pillar winch can be used for ambient temperature - 10 C -+40 C, relative humidity not exceeding 95% (+25 c), methane, coal seam and hydrogen sulfide in ambient air.Carbon dioxide and
other coal mines which do not exceed the safety content stipulated in the "Coal Mine Safety Regulations". The working system is low-speed, heavy-duty and discontinuous.

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????/Working principle

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????/Main structure
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JH-5 ??JH-8 ??JH-14 ????????????

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JH-20 ????????????

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??????1100??,???????????8?,???????????5?,???????26?,???????93?,?????235?,??????78?,???42?,???15?,???????????600???

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5000????,??????

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????/Product parameters
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?m/s
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?mm
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Mpa
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(?x?x?)
mm
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kg
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(mm)
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m
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KW
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V
JIH-5 50 0.17 ?260x272 80 15.5 ?
6
x
1
9
1
5
5
0
YBJ7.5-4 7.5 380/660 1510x624x515
620
JIH-8 80 0.12 ?300x230 100 17 YBK2-160M-6 7.5 380/660 1550x530x570 650
JIH-14 140 0.155 ?400x317 100 21.5 YBK2-200M-6 18.5 380/660 2798x933x900 1330
JIH-20 200 0.092 ?440x530 95

24.5

YBK2-200M-6 2.2 380/660 2560x968x810 2500
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