Single beam gantry crane/20 tons crane factory direct sales
OVERVIEW
It is consisted with gantry frame (main girder, legs, bottom end beams), lifting mechanism, travelling mechanism, and electrical control.
It is used with matching CD1 or MD1 electric hoist, and is a light small crane with rail travelling.
Widely used in workshop, storage, port and hydroelectric power station and some other outdoor places, where it has a low frequency or few lifting times.
It is forbidden to be used with melt metal, inflammable, or explosive objects.
It can be designed with one hanging arm or no-hanging arm according to client's demand.
FEATURES
In General
Simple structure; installation, use, and maintenance are all convenient.
Parts standardization, generalization and seriation
Good in usability and produce conveniently
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.
Electric System
Module control speed, micro-speed and double speed
Traveling and lifting smoothly.
The power for trolley moving adopts flat cable, sliding smoothly.
Protection Devices
Preventing hook clashing the top
Circuit self-test protection device
Protecting the current lacking of any phase
Outdoor cranes are equipped with hoisting mechanism, electrical control box and rainproof devices.
Anti-collision, sound and light alarm devices.
Equipped with rail clamp
Controlling Ways
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.
