The transport winch is mainly composed of flameproof motor 1, roller 2, eccentric shaft 3, small inner gear ring 4, brake 5, brake wheel 6, large inner gear ring 7, double gear 8, support frame 9 and base 10, etc. ZMJT052 adopts planetary gear transmission, and the winch has the characteristics of compact structure, good rigidity, high efficiency, convenient installation and movement, stable starting, flexible operation, reliable braking, low noise, etc. Transport winch transmission system includes motor, motor gear, small internal gear, coupling gear, planetary gear, large internal gear, bearing bracket, base transport winch varieties and specifications JYB-40 × 1.25, JYB-50 × 1.40, JYB-60 × 1.25, all specifications of the same structure and working principle. Parameters model of transport winch: JYB-40*1.25/JY-402 JYB-50*1.4/JY-502 JYB-60*1.25/JY-6 reel diameter*width mm0202020202 580*60002020202020202020202 710*800 rope capacity m: 65002020202020202020202 65002020202020202020202 580-850 rope diameter mm:02 21.5020202020202020202 24020202020202020202020202 26 traction KN:020202 400202020202020202 50020202020202 60 rope speed mm:0202020202 0.92-1.5102 1.05-1.7502 1.00-1.26 motor model: 02 YBK2-280S-40202 YBK2-315M-4 motor power KW: 550202020202 75020202020202020202 90 motor voltage V: 380/66002 380/66002 380/660 motor speed r/min: 1450020202020202020202 1450