Single Girder Gantry Crane Overview

A gantry crane is a variant of a bridge overhead crane. It is mainly used for loading and unloading operations of outdoor freight yards, material yards and bulk cargoes. Gantry crane has the characteristics of high site utilization, large operating range, wide adaptability and strong versatility, and is widely used in port yards.
Its metal structure is like a portal frame. It is equipped with two legs under the main beam. It can walk directly on the track on the ground. The two ends of the main beam can have overhanging cantilever beams.

Single Girder Hoist The Gantry crane is matched with a CD or MD electric hoist and is a light small crane with rail travelling.

• Simple structure; installation, use, and maintenance are all convenient.
• Parts standardization, generalization and seriation
• Good in usability and produces conveniently

Single Girder Gantry Crane Mechanical Part

• Main girder with U template and range of welding surface into the composite beams
• Use the high-quality carbon steel of Q235B or Q345B
• The main girder and end beams are connected with the high-strength bolt of 10.9 grade.
• The Crane travelling mechanism uses trinity drive.

Single Girder Gantry Crane Protection Devices

• Preventing hook from clashing from the top
• Circuit self-test protection device
• Protecting the current lack of any phase
• Outdoor cranes are equipped with a hoisting mechanism, electrical control box and rainproof devices.
• Anti-collision, sound and light alarm devices.
• Equipped with rail clamp

Single Girder Gantry Crane Controlling Ways

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• Generally, ground controlling
• Cab controlling is also available according to customer’s requirement
• Operating cab: open style and close style, left or right installation
• Direction of entrance: side, end and top.