Hoist and cranes


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Hoist and cranes

  1. 1. Hoist and Cranes: Everything you need to KnowNot everybody knows what hoists and cranes are. If you are one of them, then itgood to familiarize yourself through this blog post. Hoists and cranes are liftingequipments which are used in construction industries. They help in lifting heavymaterials with ease and help in saving both time and energy. Now let us look atthem individually.Hoist: A hoist helps in lifting and lowering loads. This is done using a barrel ordrum around which a rope can be wrapped. You can operate a hoist manually orthrough electricity. With the help of chain, you can operate at pneumaticallyusing rope for a lifting purpose.Cranes: Cranes are usually used in manufacturing and construction industry.Either fixed or mounted these are not permanent structures. Some cranes areoperated using a push button control station while some are controlled by theoperator. It is also possible to operate a crane with the use of radio/infraredremote control.Regular hoists may use a wire rope which can be wrapped around something ofcylindrical shape or they may use a load-chain which can be raised by a pulley toinvolve the chain to lift the loads. Electronic hoists come with a hoist controllerwhich can have a number of features based on the preset specifications. Electricalhoists are considered as the most economical form of hoists as they are costeffective and it does not take a lot of efforts to repair them. Manual hoists needextensive power to run them while electrical hoists bring down the cost on manpower and ensure more efficiency.There are a variety of cranes including telescopic crane, tower crane, roughterrain cranes, truck mounted cranes, crawler cranes, loader cranes, overhead orsuspended cranes and stacker cranes. Each crane performs unique functions.They are designed differently too and used for various purposes.Thus, hoists and cranes can be of tremendous use for safe and easy lifting andmaterial handling operations. They have been designed perfectly for powerful
  2. 2. and reliable operation. All needs to be done is proper and regular maintenance ofthese lifting equipments. It extends the life of the equipment.Construction business makes use of various types of goods and equipments.Equipments to lift heavy loads are an important tool out of them all. Cranes andhoists are used to lift heavy goods and move them from one spot to another.They are a must in the construction business. Builders normally choose goodquality cranes and hoists that are strong and durable.It is easy to find various types of cranes and hoists in the market. You need tochoose a type that is in accordance with your needs.Cranes, unlike hoists, are used for a variety of purposes apart from lifting goodsand equipments. They can also be used in demolition of building. They can beused to lift goods horizontally.The various types of cranes available in the market are:*Telescopic cranes: They consist of different fitted tubes.*Tower cranes: They are fixed to the ground.*Rough terrain cranes: They are usually mounted on an undercarriage.*Truck mounted cranes: They are mounted on a truck.*Crawler cranes: They are independent in terms of mobility.*Loader cranes: They are fitted to a trailer.*Overhead cranes: They are usually mounted on the assembly area’s side.*Stacker cranes: They are used in warehouses.Hoists, unlike cranes, are used only for lifting goods and equipments. They canonly be used in lifting goods and equipments vertically. The various types of hoistsavailable in the market are:
  3. 3. *Portable batter operated powered hoist: These are detachable hoists. They arelight weighted and can be made to work on different platforms. They are widelyused in providing assistance to elderly people.*Permanently attached ceiling track hoist: They are not detachable like theformer type. They can be operated continuously without the help of battery. Theywork on electricity. They are used in places where lifting needs to be doneexcessively.Other than the above mentioned types, hoists can also be classified on the basisof their tracks and suspension. They can be classified on the basis of their liftingcapabilities, as well.Cranes and hoists need to be chosen with care. You ought to opt for a type that isin accordance with your need. Otherwise, you may not get the expected resultsfrom them. They are necessary for any construction house. They serve animportant purpose over there. Besides, they are also used in manufacturing unitsfor the lifting of heavy weighted goods and machinery. They ease human effortsand are advisable in any place which needs heavy weight lifting.Safety Measures for Hoist and Cranes:Proper inspection and maintenance are required by the quality assurancecommittee in order to prevent injury and they can prolong the life of equipment.According to the rules and regulations, only qualified people should performinspections. ANSI defines qualified “as a person who, by possession of arecognized degree, certificate, or professional standing, or who by extensiveknowledge, training, and experience has successfully demonstrated the ability tosolve or resolve problems relating to the subject matter and work.” A schedule ofinspections and maintenance should be established and meticulously followed forall crane and hoist equipment.Training programs to understand the operation are available. Textbooks, existingjob hazard analysis or information from the Internet can provide a starting pointfor training. District or forest employees may benefit from crane and hoisttraining. If cranes and hoists are operated on your forest, contact your forester
  4. 4. regional safety officer to find out whether someone is available to conducttraining in your area.