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Gantry crane

Long popular in Europe, gantry Cranes have become a widely accepted alternative to overhead bridge cranes. This type of crane is similar to the bridge crane except that it runs on a runway at the floor level. The bridge is supported by a pair of rigid steel legs which are carried by

Hammerhead crane

The "hammerhead", or giant cantilever, Crane is a fixed-jib crane consisting of a steel-braced tower on which revolves a large, horizontal, double cantilever; the forward part of this cantilever or jib carries the lifting trolley, the jib is extended backwards in order to form a support for

Self-erecting crane

Self-erecting Cranes, generally a type of tower crane, also called self-assembling or "Kangaroo" cranes, lift themselves off the ground using jacks, allowing the next section of the tower to be inserted at ground level or lifted into place by the partially erected

Jib crane

A jib Crane is a type of crane where a horizontal member (jib or boom), supporting a moveable hoist, is fixed to a wall or to a floor-mounted pillar, which is a style of cranes in case of which a horizontal portion called the boom or the jib supports a moveable

Loader crane

A loader Crane (also called a knuckle-boom crane or articulating crane ) is a hydraulically-powered articulated arm fitted to a truck or trailer, and is used for loading/unloading the vehicle. The numerous jointed sections can be folded into a small space when

Tower crane

Tower Crane is a modern form of balance crane that consist of the same basic parts. Fixed to the ground on a concrete slab, tower cranes often give the best combination of height and lifting capacity and are used in the construction of tall buildings. The base

Giant Cantilever Crane

Also known as a hammerhead Crane, the giant cantilever crane is a fixed jib crane consisting of a steel braced tower, on which revolves a large horizontal double cantilever. The forward part of this cantilever or jib carries the lifting crab, and the jib is extended backwards in

Cranes

Development depends on infrastructure and infrastructure on heavy machineries. Of all the heavy machines Cranes acquire an important position as they are involved in the building and maintenance of huge projects. Crane machines are the huge tower like machineries having ropes meant to lift or to lower any heavy devices. Hence they are also referred

Pipe Layer Machines

Pipe layer dozers are those heavy machines that are utilized for laying heavy pipes. Apart from dozers, Pipe layer machines are of different kinds like heavy duty tractors, wheel front loaders, wheel tractors, Cranes etc. The pipelayer machines are either wheel mounted or are track mounted. Track mounted are meant to work in rough terrains.

Floating Crane

A floating Crane refers to a type of sea vessel which has a crane mounted on it. In earlier days, floating crane designs were nothing more than old ships transformed to include a huge crane mounted over the deck. Eventually, cataraman, semi-submersible designs

FAQ About Crane Part

  • Types of Cranes

    • Cranes - these are lifting devices designed to raise materials by means of rope operation and move the load horizontally within the limitations of any particular machine. The range of cranes available is very wide and therefore choice must be based

  • Truck Crane Standard Carrier Equipment

    • TRUCK Crane STANDARD CARRIER EQUIPMENT CARRIER CHASSIS Chassis is Terex designed and built with a 8 x 4 drive. Box construction frame with internal diaphragms is fabricated form high strength alloy steel and provides superior frame rigidity. Full

  • New requirements about crane maintenance and competent inspecting person

    • What changes have been made affecting Crane maintenance and inspection? Owners of mobile and tower cranes must now declare on plant registration application and renewal forms that their cranes have been effectively maintained and inspected by a competent person. What are the new

  • Construction and Maintenance of Cranes and Lifting Appliances

    • Construction and Maintenance of Cranes and Lifting Appliances Cranes and lifting appliances must be of good construction and be properly assembled. This means that they must be of good design which includes, amongst other things, being well built for the purpose

  • Testing and Examination of Cranes and Certain Lifting Appliances

    • 1. Cranes must be tested by a competent person before they are taken into use for the first time. They must also be tested by a competent person after they have been altered or repaired in such a manner that the strength or stability of the crane may

  • Overhead Travelling Cranes

    • Many fatal or very serious accidents have been associated with the movement of overhead travelling Cranes. These accidents have occurred mainly to maintenance workers employed on, or near, the wheel tracks of this type of installation.Where persons are employed within the vicinity of the wheel track of the crane and there is a risk of being struck,

  • Tower Crane Superstructure

    • rated output power 200kW, rated speed 1800 rpm., max. out torque 1100N.m, emission in compliance with European Construction Machinery Stage II. Control System Intelligent computer integrated program control system Is the key technology of the Crane. PLC program controller is used, with combination of conventional electrics, to realize the function of logic control and electronic proportional control of the system, greatly improving safety, reliability and efficiency for crane operation.

  • Tower crane lifting boom

    • Tower Crane lifting boom comprises main boom and fixed jib, the structural type is lattice structure of four tubular chords with intermediate equal section and two end variable section, main boom chord and web rod are made of domestic high quality tube,

  • Overhead Crane Inspection

    • Overhead Crane Pre-shift inspections do not have to be lengthy. You are basically looking for obvious things that might be wrong with the crane. Overhead Crane Monthly or yearly inspections, of course, should be the thorough and performed by a competent individual.

  • Safe Crane Operations

    • Safe Crane operations include:Read and understand the operators manualFollow all placards, warning labels and signs on machineKnow the SWL of the crane and never exceed itDetermine the weight of the load from accurate sourcesIf an estimate of the load is near

  • Cranes, lifting appliances and fork lift trucks

    • The Regulations apply to Cranes and lifting appliances used in the manner described in Regulation 2. The terms "cranes" and "lifting appliances" are defined legally in Regulation 1 which deals with the interpretation of various expressions used in the Regulations. "Crane"

  • Safe Access To, and Egress From, Cranes or Lifting Appliances

    • Safe means of access and egress must be provided for operators of Cranes and lifting appliances. The equivalent standard of safety must also be provided for persons carrying out work on the crane or lifting appliance particularly work involving the examination, lubrication or repair where the person carrying

  • Brakes, Controls, Derricking Jibs and Cabins for Operators of Cranes

    • Brakes, Controls and Other Safety Devices Every Crane or lifting appliance must be provided with an efficient braking system. The system must be capable of sustaining any load to be raised, lowered or suspended within its capacity. This requirement does not apply to self-sustaining cranes or

  • Crane Lifting Operations - Operators of Cranes and Certain Lifting Appliances

    • A certificate of competence must exist for every operator of a Crane, excavator, fork lift truck, mechanical grab, mechanical shovel and piling machine. The certificate must be issued by The employer of the operator; or The owner of the equipment which the operator is using An operator who has

  • Crane Lifting Operations - Secureness of Loads

    • Loads must be secured whilst being raised, lowered or suspended - they must not be capable of being easily displaced. Loads must be properly secured to the hook or other device of the Crane or lifting appliance and where the load comprises a number of parts, the load must be so constructed that each part is stable and not likely to become loose.Preventative measures must be taken to ensure that extraneous objects do not become displaced

  • Raw Materials of manufacture cranes

    • The most important substance used to manufacture Cranes is steel. Steel is an alloy of iron and a small amount of carbon. For structures that do not require very high strength, a common form of steel known as carbon steel is used. By definition, carbon steel contains less than 2% of elements other

  • Cranes,overhead traveling crane,Construction cranes,Tower cranes,Mobile cranes,Articulating cranes

    • Very few machines exist in as wide a variety of designs as Cranes. Before the crane is constructed, the manufacturer must consider the site where it will be used and the weight it will need to lift. In addition, cranes are often modified to suit the needs of the user. For these reasons, it is not much of

  • Jib crane motions

    • Jib Crane have the following motions: Hoisting motion Derricking or luffing motion Slewing motion Long travel motion Hoisting motion: It is used to lift or lower the load. This is usually achieved by steel wire ropes being affixed to a crane

  • News conference addresses concerns over tower crane safety

    • In the wake of multiple tower Crane accidents within the last year, a news conference dedicated to concerns about the overall safety of tower cranes was held in Washington, D.C. The Specialized Carriers & Rigging Association’s executive vice president

  • WALKING CRANE FOR OPERATION BY POWER OR HAND

    • Fig. 52 represents a walking Crane operated by power and consisting of a boom, rotating around a fixed column mounted upon an extended truck, which latter travels upon a suitable rail upon the floor. Power is utilized for hoisting and lowering, and for propelling the crane longitudinally

  • Design and Optimisation of Crane Jibs for Forklift Trucks

    • The objective of this paper is to present a new methodology of calculation by means of the F.E.M. applied to Crane jibs. This analysis has been carried out in terms of strength and stiffness, and for any type of crane jib: telescopic crane, lattice crane, closed beam crane, etc. There have been simulated different load cases and boundary conditions that

  • Overhead Crane and Bridge Crane

    • Bridge Cranes or likewise called overhead cranes are actually a kind of industrial material handling crane making use of a line andhook device which runs on a horizontal beam running along two widely separated rails. Numerous overhead cranes could be seeninside

  • FACTORS BEHIND THE SELECTION OF CONSTRUCTION EQUIPMENTS

    • have worked to develop a method to assist in equipment selection and, consequently, different models have evolved over the years. For example, there are optimization model, graphics model and database-centred models to select tower Cranes. Different expert systems have also been developed to assist in equipment selection. Finally. there are artificial intelligence-based models. Harris and McCaffer (2001) have developed their equipment selection model based on multi-attribute

  • Guy Derrick

    • Guy derricks at one time were the only practical means to erect steelwork on high-rise structures, but that work is mostly done now with tower Cranes. Guy derricks may also be used for general rigging, stone quarrying, and construction of refineries and chemical plants. A guy derrick can be described as a Chicago boom with its own integral column, called a mast, held vertical by six or

  • Mobile Crane Tower Attachments

    • Some older mobile Crane models can be equipped with an optional front-end attachment composed of a fixed vertical tower pinned at the position on the superstructure where a boom is ordinarily mounted. A luffing boom is affixed at the tower top, and ajib is sometimes

  • Cableways

    • great. As a result of these drawbacks and the availability of alternatives, cableway applications are limited to a very few circumstances typically involving long-term lift work over a chasm or to a remote location. A helicopter, tower Crane, or other work method is likely to prove more practical in nearly all instances.

  • Crane and Mobile Crane

    • Cranes and airplanes have something in common other than the airspace they share. The early history of aviation belongs to the barnstormers and bush pilots who pushed their rudimentary craft to the limits with hardly a thought for risk. Likewise,

  • Mobile Crane Clearances

    • With each work cycle, a Crane picks up a load, swings it and places it where needed. The path of both load and boom must clear obstructions through the full range of movement. The boom must be long enough to raise the load to the required height without danger of collision

  • Mobile Crane Ground Support Capacity

    • Presumptive soil-bearing capacities used for building foundation design are often conservative when applied to Crane supports. Buildings present long-term loads to the ground, so that allowable soil capacity must reflect a degree of long-term settlement control not necessary for crane use. Unless the crane is to remain installed for weeks or months, the

  • Crane Certification

    • What is Crane certification? How often does a crane have to be certified? Who can certify a crane and just what is involved? Good questions. Lets start with exploring just what crane certification is. Aside from cranes used in the maritime industry, "crane certification"

  • Crane Overloads and Crane Test Loads

    • Crane Overloads - What is allowed? On a routine basis, the amount of load a crane can "legally" lift, as a percent of its rated capacity, is 100.0000%, with a tolerance of +.000%/-100% (get the idea?). All kidding aside however, ASME B30.2 does provide

  • Crane & Hoist Safety Responsibilities

    • Supervisors are responsible for: Ensuring that employees under their supervision receive the required training and are certified and licensed to operate the Cranes and hoists in their areas. Providing training for prospective crane and hoist operators. This training must be conducted by a qualified, designated instructor who is a licensed crane and hoist operator and a full-time [COMPANY] employee.

  • Limiting Tower Crane Operator Fatigue

    • Operators and contractors both benefit from 72-hour seat policy When operators sit in a tower Crane cab for 16 hours a day, a lot may go through their minds—and the longer they sit there, the more distracted they may become. Combine that with the constant radio chatter and directions given by the signalperson, and operators will no doubt

  • Radio Communication Can Assist Container Gantry Crane Operators in Marine Terminals

    • Radio Communication Can Assist Container Gantry Crane Operators in Marine Terminals Container gantry crane operators load and discharge hundreds of containers in a systematic fashion. The crane operators rely on their line of vision and on signals or directions from employees on the ship and on

  • Industrial Cranes

    • Cranes are important equipments that are used in any place at a certain time. In construction sites, cranes play a very important role in lifting and lowering heavy materials and transferring it to higher places where such materials will be used. In factories,

  • What should be taken into account when choosing asphalt plant (ABZ)

    • suitable for mass production of mixtures in one particular place. Mobile ABZ is a little inferior to his power, but their main advantage is the possibility of dismantling and transportation. They are easy to assemble and disassemble with 20-ton Crane and transported closer to the place of major construction projects. It should be noted that the technological cycle and the quality of products like stationary and the mobile ABZ are almost identical. Every company engaged in the design of asphalt

  • Jib Cranes

    • Jib Cranes are a style of cranes in case of which a horizontal portion called the boom or the jib supports a moveable hoist and is generally attached firmly to a wall or a pillar fixed to the floor. Commonly termed as crane jibs, these machines are

  • Articulating Jib Crane

    • [caption id="attachment_251" align="alignleft" width="250" caption="Articulating Jib Crane"][/caption] Unlike other jib cranes, articulating jib cranes have a hinge or joint at the center of the horizontal section that lifts the load. This feature enables the user to bend or fold the arm if required. Since it can be folded, articulating

  • Portable Jib Crane

    • Jib Cranes are a particular design of design of cranes in case of which a horizontal section called boom or jib, which supports a moveable hoist, is attached to a pillar screwed on to the ground or is attached to the wall.  The crane either remains

  • Crane Control program analysis and comparison

    • In recent years, updating and development of bridge Crane in order to improve crane performance as the main indicator, the speed of which the most prominent crane. The following are several commonly used to speed the program cranes were analyzed and compared. 1. Speed ??rotor resistance (1) cam controller

  • Electric Hoist Failure Analysis and Treatment

    • does not rotate, that this situation should stop using the motor must be overhauled or replaced to ensure the hoist work . In addition, the production of Do not overload the use of electric hoist, when the goods are too overloaded, fixed cargo Crane hoist, the motor only issued a "hum" sound, not running, and in severe burning of the motor, or even cause the accident, then immediately shut down, reduce the goods, so that work at rated power gourd. 2, electric hoist abnormal noise when running Many

  • General requirements of the safe operation of crane drivers

    • brakes, security devices, carefully examine the reliability, timely reporting of irregularities. Second, the boot operation, should confirm the following in a safe state before the boot: (1) All the controller is placed in zero position; (2) Crane and work independent of whether the district personnel, operations personnel are evacuated to safe areas; (3) Crane have not been cleared within the barrier; (4) crane and other equipment or a fixed minimum distance a building is in more than

  • Oregon OSHA’s new crane standard for the construction industry

    • Who’s affected – and when? Oregon OSHA’s new Crane standard for the construction industry – Cranes and derricks in construction – applies to all employers who are engaged in construction work and use cranes or derricks for construction. The standard takes effect Feb. 9, 2011. What equipment

  • BossBuyer Jib Cranes

    • Jib Crane Definition: A cantilevered boom or horizontal beam arm with bearings, hoist and trolley. This lifting machine may pick up loads in all or part of a circle around the column to which it is attached. Jib cranes can be sturdy enough to lift a

  • Electric Overhead Travelling Crane (EOT Crane) Parts

    • A Electric Overhead Travelling Crane (EOT crane) consists of two distinct parts 1. Bridge 2. Crab Bridge: The Bridge consists of two main girders fixed at their ends and connected to another structural components called the end carriages. In the two end carriages are

  • BossBuyer Gantry Cranes

    • Dependable and versatile, BossBuyer Gantry Cranes offer cost effective lifting portability that can withstand the heaviest of loads. Easily assembled and disassembled, a BossBuyer Gantry Crane can be used indoors or outdoors, whether mounted or mobile. Gantries are successfully

  • Bottom-Slewing Tower Cranes Structure and Configuration

    • The main parts of a typical bottom-slowing tower Crane include: Undercarriage. Unlike top-slowing cranes, which are often configured without an undercarriage, bottom-slowing cranes would always have an undercarriage to connect between the ground or any other supporting surface and the slewing crane.

  • Active Sway Suppression Techniques of a Gantry Crane System

    • The main purpose of controlling a gantry Crane is transporting the load as fast as possible without causing any excessive sway at the final position. Research on the control methods that will eliminate sway angle of gantry crane systems has found a great deal of interest for many years. Active

  • Rule about crane ladders; footwalks; stairways; escape devices

    • (1) When a fixed ladder provides access to a Crane, it shall be as prescribed in general industry safety standard, Part 3. “Fixed Ladders,” being R 408.10301, et seq., which is referenced in R 408.11807. (2) A footwalk or a catwalk for or on a crane shall have a standard barrier as

  • YJCrane Gantry Crane

    • The gantry Cranes that lift your productivity. YJCrane is a company that has always cared about engineering and manufacturing practical, robust, and durable lifting solutions. For more than 20 years, we have been innovating our equipment with thoughtful, customer

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