What are the three basic types of overhead cranes?
What are the three basic types of overhead cranes?
The different types of overhead cranes include gantry cranes, jib cranes, bridge cranes, workstation cranes, monorail cranes, top-running, and under-running.Sep 1, 2021
What is the difference between gantry crane and overhead crane?
The difference between an overhead crane and a gantry is that the crane girders are attached to the legs of the gantry so that they can run without runway beams and columns. ... Overhead cranes can be installed by utilizing the building's column construction so that they are able to serve most of the areas in the building.Aug 10, 2020
Is a hoist an overhead crane?
A hoist could be considered the most important component of an overhead crane system because it's the device that actually performs the lifting and lowering of a load. An overhead crane's hoist lifts and lowers a load by means of a drum or lift-wheel, in which chain or wire rope wraps around.Nov 1, 2017
Why is it called a gantry crane?
A gantry crane is a crane built atop a gantry, which is a structure used to straddle an object or workspace. ... They are also called portal cranes, the "portal" being the empty space straddled by the gantry.
What are the main components of a crane?
- The Hook. This may be one of the most recognizable and important parts of a construction crane. ...
- Wire Rope and Sheaves. Cranes use heavy-duty wire ropes to lift extreme loads. ...
- The Boom. ...
- Counterweights. ...
- Outriggers. ...
- Wheels and Tracks. ...
- The Hoist. ...
- The Jib.
What are the components of a crane runway system?
The runway system of an overhead crane can include the beams, columns, and rails that the crane runs along. The bridge or girder end trucks run along a rail which is secured to the top of the runway beams.
What are the components of a hoist?
- 1- LIFTING MOTOR. The hoist has a cylindrical short circuit motor with an incorporated electromagnetic brake. ...
- 2- GEARBOX. Robust and compact, situated on the exterior, allowing ease of access. ...
- 3- DRUM & ROPE GUIDE. ...
- 4- OVERLOAD LIMIT DEVICE. ...
- 5- LIMIT SWITCH.
What is a monorail crane?
A monorail crane system is a stationary, overhead track on which trolleys travel to carry loads from one place to another in a facility. Monorail cranes are an ideal solution for linear, overhead material handling due to the fact that they enhance production workflow and create a safe and secure work environment.
What is monorail lifting?
Monorails are often used in industrial manufacturing facilities as part of a complete lifting solution. One large benefit of monorail lifting systems is that they can be mounted directly to the facilities ceiling – freeing up floor space for the product and the lift.
What is the difference between gantry crane and EOT crane?
The difference between an overhead crane and a gantry is that the crane girders are attached to the legs of the gantry so that they can run without runway beams and columns. ... While gantry cranes are more widely used in outdoor areas or outside the buildings.Aug 10, 2020
What are the 3 basic components of an overhead crane?
The principal parts of overhead traveling cranes are: bridge girders, end trucks, trolley with hoisting mechanism, an operator's cab or pendant control. Careful repair and maintenance are essential to safe crane operations.May 17, 2019
What is overhead crane used for?
An overhead crane is a form of heavy duty machinery that is capable of moving extremely heavy loads and equipment from one location to another in a safe and precise manner using the overhead space of a manufacturing facility.