Gantry crane is a variant of Bridge crane. In the port, mainly for outdoor yard, yard goods, bulk cargo loading and unloading operations. Its metal structure shaped like a door frame, bearing girder installed under two feet directly in the ground walking on the tracks, you can have both ends of the main beam overhanging cantilever.
2013年8月4日星期日
Electric hoist gantry crane rail installation steps
Rail mounted
bridge gantry crane electric hoist installed a lot of steps necessary under normal circumstances hoist mounted on the U-shaped multi-track use. For which this feature, we cable arranged in the middle of the track, that is, the upper beam.
hoist gantry crane wire rope or cable used vertebral 10mm round, top with a basket of flowers bolts; slip ring is two rings linked together, there is a certain margin in order to avoid cable scratch cards. Steering ring is two rings are connected by bolts can rotate freely; put an end cap on the steering ring tightrope, leaving a good motor lead after turning rubber ring fixed on the bottom line. Then one end of a plurality of slip rings to wear to the tightrope, then rubber line segment fixed at the lower end of the slip ring. Electric hoist frontage motor, can rotate freely after the termination in the power supply.
overhead gantry crane in the traction motors to turn to the center ring, pulling cable in a straight line or circular motion.
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