Port Crane

Goldencranes builds many cranes for ports, harbours, and shipyards. Goldencranes can provide you standard or tailored material handling solutions for various application fields.
 MQ Series Portal Crane is the lead of products in our corporation. We have nearly 15 years experience to manufacturing this kind crane. Their lifting capacity can be from 5ton to 40ton or more. Their working radius can be changed according to different demands of user. MQ Series Portal Crane is suitable to load and unload cargoes in ports or harbors and cargoes yards. Capable of handing with hook or grab or lifting spreader. 
The jib of 5t、10t、16t Portal Crane is fourfold link construction. The Portal Crane of 40t adopts horizontal displacement compensator of block and falls of single jib and columnar gantry. The load moves on a horizontal path as the jib is luffed in and out. The slewing mechanisms offers slewing of 360°.The hoisting, slewing, luffing mechanisms be operated individually or jointly. The luffing mechanism is equipped with two-stage hydraulic brake, eddy current braking and hydraulic damper to reduce the impactive course of luffing and braking.
The slewing support structure of the crane adopts ball bearings type. The driving unit of slewing structure consists of vertical motor、planetary gear trunk、big gearing etc. The limit moment coupling against accidental knock when the crane is slewing.