It has a trolley hoist mechanism that runs on the bottom flange of the bridge girder. Design optimization of box type girder april 2015 ijst, transactions of mechanical engineering, volume 39, number m1 103 3. They are available with rolled section or box girders and feature the versatility needed for special requirements. Crane girder crane girder is an assembly of steel plates, angle and rails. Demag zkke standard doublegirder overhead travelling crane crane girders. Pdf double girder bridge crane with double cycling. Since its inception, our company specializes in cranes, especially for single beam type, double beam type, gantry cranes, and overhead cranes. For example, higher crane travel speeds, maintenance.
Our top running single girder cranes are designed to assist with a wide range of lifting tasks and moving operations which will contribute to your daily productivity and overall success. Double girder trolleys page 21 end carriages page 24 wire rope hoists. The top running single girder crane is fabricated with rolled beams and channels or plate box beams, spans up to feet, and has a 25 ton capacity on a single hoist and 30 ton capacity on a dual 2 x 15 ton. Top running single girder crane bridge crane specialists. Raised crane girders, designs tailored to match the roof structure, and compact. The lifting capacity of this femdin double standard overhead crane can be up to 800t. The crane will be put to use for continuous duty with ct, lt. An automatic paper roll storage double girder crane with a vacuum lifter. The crane structure can adopts europeanstyle configuration. Double girder overhead crane double girder hoist crane. Abus double girder travelling cranes offer the highest possible load capacity, up to 120 tonnes. Mechanical department, anits college of engineering, india abstract cranes are the material handling equipments used to lift loads by the means of hoisting mechanism.
Femdin standard double girder overhead crane is designed and manufactured with european standard. Steel handling top running double girder crane an outdoor coil handling double girder crane for 40 ton capacity. The low headroom hoist allows maximum effective use of the. Overhead cranes crane abus cranes jib cranes crane. Meets the duty requirements of cmaa class c service operation. Type of double girder cranes are presented for you as follow.
Basic construction the basic construction of single girder under running bridges consists of american standard or wide flange beam girders rigidly connected to the bottom and side of each end truck. Project explains about conceptual idea of double girder eot crane through a 3d animation. Double girder overhead travelling crane with boxsection girder zkke gentle handling and precisely positioned loads thanks to infinitely variable speed control. Inside the buffer beams the powered and nonpowered wheel sets are located. Under running single girder crane bridges described herein are built in capacities from 1 through 10 tonnes with spans through 600. We have a vast range of cranes to meet your specific needs. Such girders are typically i profile beams that may be reinforced at various points depending on the loads and crane configuration involved. This double girder overhead crane can be installed on traveling rails. Optimization of double box girder overhead crane in. Boundary conditions considering crane parked at one position and lifting the load is the usual recommendation for crane operation. Demag zkke standard doublegirder overhead travelling crane. As the crane is only a research and test object the maximum load load capacity is extremely rare.
Single girder bridge crane single girder crane general view and technical scheme. Introduction this crane will be installed in the newly constructed acdfs building of raja ramanna centre for advanced technology, indore mp. The dfhoist end carriage designed by one time shaping design, the surface of which has been done shot blasting treatment, which is clean and beautiful. This overhead eot double girder crane is compatible with wide pans and heavy weights. Steel plates are also used as diaphragms of the girder. A crane girder is a preformed metal beam on which the crab or hoist head of a traveling overhead crane runs. Foot mounted pages 811 normal headroom pages 1215 low headroom pages 1619 lifting electric motors page 22 travel electric motors page 22 podem electric wire rope hoists foot mounted hoist, mt series 21 foot mounted hoist, m series 21 foot mounted hoist.
Crane end carriage can be divided into single girder crane end carriage, double girder crane end carriage and gantry crane end carriage. Ekke top running single girder cranes provide you with. The crane s main girder is above the hoist, therefore reducing the available hook height in a given facility. So if youre after a double girder crane that is built to last, performs better for longer, improves safety and reduces operating costs, choose a crane by jdn monocrane. Double girder cranes class d top running with wire rope h4 hoist 3 ton capacity with h4 wire rope hoist 4 wheels 164 fpm dwga20418200 3 ton capacity with h4 wire rope hoist 4 wheels 164 fpm pdf a20418200. This double girder crane is composed of bridge, travelling mechanisms, trolley, electric equipment. Cranes are available in capacities from 5 tons to 40 tons, rectangular coverage with spans to 38 ft. Girder d 100,120 tonnes crane eot cranes leading 49 rya s 00 5100 5200 3350 3600.
As compared to a single girder crane, a double girder crane has a much higher height of the hook. The entrance of cabin has three ways from side entrance, end entrance and top entrance and the cabin can be fixed on the left or right side. Jan 05, 2017 a single girder crane is known for its lateral bracing which is absent in a double girder crane. Application of electric hoist double girder overhead crane. These are fabricated using high quality components and sophisticated technology as per the set industry standards.
Our compact designs and allwelded construction minimizes unneeded weight which means less drag and lower costs. The advantages of single girder cranes as compared to double girder include economy and slightly lower loads delivered into the building or foundations. Double girder overhead crane, double girder eot crane. To find out why we are australias most trusted crane experts contact us now for an obligationfree consultation on 0 666 272. Single girder cranes tend to be less expensive than double girder cranes. Bridge cranes can be designed having either 1 or 2 cross girders. Crane span 20 m mass of the traversing gear 660 kg mass of the hoist drive 833 kg the running rail of hoisting winch is attached to the girder. Steel handling top running double girder cranes an indoor coil handling double girder crane with cab controls and a rotating coil magnet. Overhead cranes can be segregated under two categories based on the number of cross girders and based on the nature of running. Boundary conditions considering crane parked at one position and lifting.
A single girder crane is designed a bit differently. Double girder bridge cranes the crane consists of two bridge girders. Basic geometry characteristics of a crane with two models of main girder mark value description q 70 kn carrying capacity l 19700 mm span of crane girder lk 3000 mm length of side girder ls mm distance between trolley wheels between two crane girders lv 1200 mm distance between trolley wheels along crane girder. Apr 09, 2020 a crane girder is a preformed metal beam on which the crab or hoist head of a traveling overhead crane runs. Options and accessories include double girder, transfer cranes, multiple runways, low headroom options, drives, curves, interlocks, switches and electrification. It is suitable for handling heavier loading capacities and longer spans.
Box girder 120 tons 120 feet crane type capacity max. The cranes main girder is above the hoist, therefore reducing the available hook height in a given facility. The crane runway beams hang from the existing facility overhead structure. The crane basic parameters meet the related terms of overhead bridge crane tender documents design. Double girder gantry crane is mainly composed of the crab travelling, the trolley travelling, electrical, gantry and other components. Forged steel, compound tread hardened to 320 bhn, to run on either wide. The crane will be put to use for continuous duty with ct, lt and hoist movements, which may occur. It is important to mention here that the applied load on the girder contains an impact factor of 1. Optimization of box type girder of overhead crane for. This kind of trolley can be installed on double girder overhead crane as its lifting mechanism. A common misconception is that double girder cranes are more durable.
Using the girder selection tables located in the hoist dimension. Complete free standing bridge crane systems finds a home in. Double girder gantry crane professional and reliable. Double girder overhead crane quality overhead crane from.
Bridge girder launcher erection crane mainly consisted of main beam, cantilever, under guide beam, front and rear legs, auxiliary outrigger, hanging beam crane, cantilever crane and elecrtohydraulic system. Unlike the double girder crane, the single girder cranes have one beam below which the hoist is connected. It is mainly used in the workshop,according to the utilization class and load condition, work duty can be divided a5 and a6. Oguamanams model 5 the crane carriage is modeled as a particle as is the payload which is assumed to be suspended from the carriage on a massless rigid rod and is restricted to motion in. Double girder overhead crane or bridge crane is ideal for heavy applications. Double girder electric overhead travelling crane eot. 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 including the span of 30m and more than that. Modelling and analysis of double girder gantry crane. It plays a major role in transmitting goods and heavy machinery from. Top running, single girder overhead cranes munck cranes inc.
Design, analysis and optimization of crane girder via. If the customers want to wholesale and custom the different types double beam bridge cranes, our company can provide these lifting equipment. A crane bridge consists of welded box or composite beam structure, which is composed of either a single girder or two girders. Jdn monocrane double girder bridge cranes solution. Overhead bridge cranes top, under, single and double. Overhead eot single girder cranes are used to lift the objects by a hoist fitted in a trolley. We are known as the renowned manufacturer, exporter and supplier of highly efficient double girder eot cranes that are used in various industries for material handling purposes. It can use cable reel power supply, with diesel generator power supply or bare copper slip line power supply. This centre is situated at a distance of 14 km from indore railway station. Depending on the environment they are used, single girder cranes can be a great choice. Eot crane, single girder crane, single girder eot cranes.
Span structural beam 120 tons 60 feet structural beam 2540 tons 50 feet box girder 0 tons 140 feet custom engineered crane systems. Double girder, top running bridge cranes have several features and benefits, including. The overhead crane is in line with crane design specifications in the relevant provisions of the manufacturing, installation, testing meets general bridge. May 09, 2015 305 ton double girder overhead crane manufacturer in ahmedabad, gujarat, india. It is a heavy duty type overhead crane that satisfy frequently using. Factory price crane you can purchase from our company.
Phd double girder cranes are available with a huge range of customer options in capacities up to 200 tons, double girder cranes give a better height of lift in a given headroom as the hook travels between the beams, they are available in higher capacities than single girder and for heavy duty applications they can be supplied with open winch hoists. Single girder cranes have compact construction and allow maximum utilization of room height. In addition, this crane is widely used at outdoor freight yard and bulk cargo handling. As a top crane manufacture in china, dongqi hoist and crane offers basic standard cranes and customized double girder crane services. Manufacturer of top running cranes including underhung cranes with single or double girders. Electric hoist double girder overhead crane drawing. As a professional overhead crane manufacturer, we provide a full double girder crane solutions.
A type structure, using tack bolts and connecting bolts to settle main parts. Feb 25, 2016 project explains about conceptual idea of double girder eot crane through a 3d animation. As one kind of common material handling equipment, the electric hoist double girder overhead crane is widely used in machinery processing workshop, warehouses, yard, plants, and other places, etc. Also a single girder crane has stronger cross girders allowing for better reinforcement in tasks where reinforcement is needed with a crane.
Scheduling strategy and performance evaluation article pdf available in journal of applied mathematics 20143. A single girder crane is known for its lateral bracing which is absent in a double girder crane. Steel plates forms the flange and web of girder while the angle forms the stiffening part of the web plate. Double girder overhead crane from aicrane is a hot sale lifting machine at low cost. Cranesource 3 single girder underhung fixed axle components 1210 ton specifications capacity. Qd model double girder crane is applied in open warehouse or rail sideways to conduct common loading unloading and material handling works. Besides, it can be applied in more frequent operation than a single girder overhead crane.
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