As for crane capacity, dongqi offers you hoist and crane with lifting capacities up. Abstract the purpose of the present work is to avoid crack propagation in the crane girder by decreasing the stress concentration factor. We set china eot crane specification and standards with optimal eot crane design solution. While the overhead travelling crane is designed according to the is3177 code of practice for design.
Double girder cranes double beam eot crane manufacturer. A free powerpoint ppt presentation displayed as a flash slide show on id. Eot crane is also known as overhead crane which operates between two parallel iron beams. A double girder eot crane is built of welded box type construction with structural steel plate. Cranes in applications for loads weighing up to 50 t and have defined an entirely new crane philosophy. Pdf design optimization of eot crane bridge researchgate. This software requires you to input basic data of crane like its lifting capacity, span, speed of hoisting ct motion lt motion. Design parts of the single girder eot cranes and their applications. Eot cranes electric operated overhead trolley cranes are mainly used in industries of manufacturing of different equipment size and type depends on the customer requirement. Eot crane manufacturer, design, specification, eot crane full. Performs calculations of mechanical and structural component using.
Eot cranes eot cranes design services manufacturer from. Following are components of hoisting mechanism in eot crane such as crane hook, thrust ball bearing, pulley, wire rope, drum, gear box, electric motor brake etc. Comprising of 2 torsionfree box girders, these eot cranes such as double girder eot cranes, traveling eot cranes, material handling eot cranes etc. A varieties of 1700 sets manufacturing and testing equipment, including machining, heat treatment, welding, assembly, testing and packaging. Eot cranes are some of the most commonly used type of cranes in industries that have heavy duty operational requirements. Eot electronic overhead travelling crane is essential industrial equipment involved in material handling job. No permanent installation required, making gantry cranes ideal if you rent or lease your facility. Overhead cranes can be segregated under two categories based on the number of cross girders and based on the nature of running.
At demag cranes, we pride ourselves on providing you cranes with the best performance quality. Double girder cranes are designed with adequate factor of safety in compliance with the is3177 norms. Pdf design optimization of overhead eot crane box girder. Eot cranes or electric overhead travelling cranes are often simply referred to as overhead cranes click through to discover more about our production and design capabilities in this area. Thanks to the many benefits offered by the rope hoist, the entire crane operates much. The electric overhead cranes are the most frequently used cranes in the construction places and in industries. The detailed analysis is supported with features such as consideration of member and release nonlinearities, cable pulleys, and more. Proe is now recreated as creo which is software, is used to model the eot crane girder. Pdf on jan 1, 2008, rehan h zuberi and others published design optimization of eot crane bridge find, read and cite all the research.
The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. Controls controls for an eot crane are usually mounted in an operator. Most of industries are using eot cranes for handling of material, eot cranes are available in many load carrying capacities, 5 tonne eot crane is mostly used in industries. Portable design allows for relocation for use in more than one facility or work area.
The design of overhead cranes vary widely according to their major operational specifications such as. As a top overhead crane manufacturer and crane company, henan dongqi machinery co,ltd is an expert on types of single girder cranes,double girder cranes, especially ovrerhead travelling cranes and hoists, who is known as dongqi hoist and crane for its expertise and authority in crane manufacturing and service. Hoisting mechanism including electric motor, brake, reduction gear, drum, and block and tackle. Application of eot cranes in the material handling equipment mhe industry. Structural engineering software for cranes and craneways. Dongqi can provide types of cranes and electric hoists to your induvial applications, such as single girder overhead crane and double girder overhead crane, top running overhead crane and under hung overhead crane, automated crane and manual crane, trolley crane and hoist crane,monorail crane, wall crane, etc. General code of practice for design on eot cranes mechanical aspects design parameters for eot cranes. Design and dynamic analysis of 120 ton capacity eot crane girder. Double girder eot crane working animation project duration. Our overhead cranes has advantages of light weighted, easy installation, lowmaintenance, cost effective and reliable performance. The c shape of the demag dr rope hoist design is ideally suited to crane applications. Ppt eot crane powerpoint presentation free to download.
Design optimization of using finite element analysis. Pdf design and dynamic analysis of 120 ton capacity. The design load for the crane system is based on the rated capacity plus 15% for the weight of the hoist and trolley capacity x 1. Dfhoist is a fem standard overhead cranes manufacturer in china. Computer aided analysis and design of hoisting mechanism of an eot crane shyam lal sharma1, tasmeem ahmad khan 1, md.
Single girder underslung eot crane single girder underslung eot cranes, usually suspended from roof trusses, are mainly utilized inside pumping stations and small workshops, for maintenance purposes. Due to the possibility of 3d modeling, rfem and rstab are ideal for the design of cranes. Design of gantry girder, steel structure design 2nd duration. Dognqi gantry crane custom gantry crane design with crane span of 36 m. These cranes need an upper and a lower hook limit switch of the travel type. Crane girder design crane girder details proper detailing is the key to good fatigue performance the vast majority of crane girder performance issues occur at the crane girder to column connection. We understand customers requirements and make sure to satisfy them by offering single girder cranes or double girder cranes. Glazunov chant du menestrel pdf overhead eot double girder crane is used in the application of lifting the heavy loads which may weigh up to 10 t and also for transporting such heavy weights. Overhead cranes can be segregated under two categories based on the number of cross girders and. Depending on design requirement cranes with 4, 8, 12, 16 and longer travel wheels are provided for crane lt drive. Pdf the design optimization of an overhead crane with a double box girder has been proposed 6. Mar 14, 2020 comprising of 2 torsionfree box girders, these eot cranes such as double girder eot cranes, traveling eot cranes, material handling eot cranes etc.
In this paper the design optimization of double box. Solidworks on the basis of design specifications paper. Specification for eot cranes page 1 of 33 bharat heavy. The cranes are compact in design and construction, making them ideal for low buildings where maximum hook height is required. So, these double eot cranes are useful in lifting heavy loads that cannot be. Single girder eot, underslung cranes manufacturers. Eot crane manufacturer, design, specification, eot crane. Eot crane design trolley the eot crane is composed of hoisting mechanism, trolley running mechanism, and trolley frame. It has a trolley hoist mechanism that runs on the bottom flange of the bridge girder. Eot crane, single girder crane, single girder eot cranes. Overhead eot single girder cranes are used to lift the objects by a hoist fitted in a trolley. Gantry cranes do the job efficiently and economically. Henan weihua cranes, nucleon cranes and crane parts service company, etc.
Electric overhead traveling eot cranes and hoists course content introduction the most adaptable and the most widely used type of power driven crane for indoor service is undoubtedly the three motion eot crane. These are predominant items used from small industry to big industry capacities available in wide range. Design of eot crane plz like and subscribe youtube. Our overhead cranes provide performance and efficiency at its highest level. Gantry construction incorporates standard american ibeams. Pdf design optimization of overhead eot crane box girder using.
Abstractelectric overhead travelling eot crane is one of the essential industrial equipment for material handling. Each cad and any associated text, image or data is in no way sponsored by or affiliated with any company, organization or realworld item, product, or good it may purport to portray. Eot crane, single girder crane, single girder eot cranes, eot. Types of custom gantry crane designs are for you to save time, energy, and money. So choose us is to choose the best eot crane service and experience. Electric motor drives the drum to rotate through the reduction gear, and make wire rope wound on a reel or put down from the reel.
Overhead travelling eot crane consist of three primary motions i. Design, erection and testing structural portion of cranes and hoists code of practice second revision 1 scope this standard covers the code of practice for design, manufacture, erection and testing structure of eot cranes, goliath, shear legs and derricks. In order to perform analysis a 3dcad model of crane girder is made in. Cranes are distinguished from hoists, which can lift objects but cannot move them sideways. Our industrial overhead cranes represent highlevel konecranes quality starting from a single component all the way to an entire process. About double girder eot crane specifications, design drawing crane manufacturers weihua group mainly supply overhead cranes, gantry cranes, eot cranes, bridge cranes, electric hoists, crane parts and related industrial cranes in china. Student, 2assistant professor 1,2department of mechanical engineering, ccet bhilai, chhattisgarh, india. Extend bearing stiffeners the full height of the girder. Best practice of crane support structures design an expert. The article describes the basic principles of operation of the overhead cranes and the design selection criteria for the various components of the overhead crane. Chain hoist cranes with its robust design, smooth controls, and lifting capacity of up to 5 tons, the chain hoist crane is a strong link in your manufacturing process. Electric overhead traveling eot cranes come in various types.
Eot crane to know the best material for the chassis. Rajendra parmanik in a post design of hoist arrangement of eot crane 2008, he has discussed about the history of crane, various types of crane, application, the design of the hoist of eot crane is done by algebraic calculation and a model design of the various parts of eot crane. These cranes have the greatest variation in capacity, span and service class and usually span the full width of the framing supports. Pdf on jan 1, 2008, rehan h zuberi and others published design optimization of eot crane bridge find, read and cite all the research you need on researchgate. However, for the details of design and manufacturing practices for other crane components, good designing manufacturing practice and. As the worlds leading overhead crane manufacturer, we offer cranes that can give you the greatest efficiency. It serves a larger area of floor space within its own travelling restrictions than any other permanent type hoisting arrangement. Aug 22, 2015 single girder underslung eot crane single girder underslung eot cranes, usually suspended from roof trusses, are mainly utilized inside pumping stations and small workshops, for maintenance purposes. Jan 14, 2018 double girder eot crane working animation project duration. Top running canes are the most common form of crane design where the crane loads are transmitted to the building columns or free standing structure. Specification for eot cranes page 3 of 33 i general. Solidworks double girder eot crane design automation. The top running eot cranes are capable of lifting over 600 ton loads.
The design of overhead cranes vary widely according to their major operational. These cranes are used to lift or lower loads as well as to move heavy materials during daily operations. Double girder eot crane specifications, design drawing. Overhead crane, gantry crane, jib crane, overhead girder.