I. Common Knowledge of Lifting Machinery Lifting Machinery and Cranes Lifting machinery refers to equipment widely used in modern industrial production for lifting, transporting, unloading, installation, and personnel transport operations. These machines are indispensable for various industrial tasks. A crane is a type of lifting machinery that operates intermittently or repetitively. It lifts or lowers […]
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فهمو
The deformation of metal structures is a rather common problem, and the main beam, as the primary load-bearing component of bridge-type cranes, is inevitably affected. To minimize the occurrence of bridge frame deformation, the following research has been conducted on this issue: Deformation Forms of the Bridge Frame Reduction of the Camber of the Main […]
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فهمو
Steel wire rope slings are widely used in various lifting operations due to their high strength and durability. بهرحال, to ensure the safety of lifting operations and the longevity of the slings, it is crucial to follow strict safety usage rules. This article will provide a detailed introduction to the safety usage rules of steel […]
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فهمو
Twin-screw compressors are widely used in various industrial applications due to their high efficiency and reliability. بهرحال, to ensure their stable operation and prolong their service life, regular maintenance and proper repair are essential. This article will elaborate on the specific steps and methods for the maintenance and repair of twin-screw compressors in detail. 1. […]
cranes جي محفوظ آپريشن کي يقيني بڻائڻ لاء, مختلف حفاظتي تحفظ ڊوائيسز نصب ٿيل آهن. These devices are crucial for preventing accidents and maintaining stability during lifting operations. هيٺيون, اسان ست ضروري حفاظتي ڊوائيسز تي بحث ڪريون ٿا جيڪي ڪرين آپريشن سيڪيورٽي کي وڌائين ٿا: 1. Load Indicator The load indicator is installed on the side of the main boom (typically on […]
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فهمو
Chain block electric hoists are widely used in various industrial and construction fields for their convenience and efficiency in lifting and moving heavy objects. بهرحال, improper installation can lead to serious safety hazards and affect the performance and service life of the hoist. Therefore, it is crucial to pay attention to many details during the […]
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فهمو
Overhead crane operators must undergo training and pass an examination, and only those who hold an operation certificate are allowed to operate independently. Without special training and passing the relevant examination, one shall not operate alone. This is a fundamental requirement to ensure that operators have the necessary professional knowledge and skills to handle the […]
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فهمو
Cavitation PhenomenonWhen the pressure drops below the air separation pressure, air dissolved in the liquid is released in the form of bubbles. These bubbles occupy space within the oil, causing the liquid to become discontinuous. This phenomenon is referred to as cavitation. Cavitation and Erosion ProcessAfter cavitation occurs, the bubbles flow into the high-pressure zone, […]
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فهمو
Lifting chains are an essential component of lifting machinery, playing a crucial role in enhancing operational efficiency and expanding the working range of lifting equipment. These chains can be adjusted in length according to the lifting height required, making them indispensable for various industrial applications. بهرحال, to ensure safety, ڪارڪردگي, and longevity, it is critical […]
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فهمو
After a diesel engine has been in operation for a certain period, carbon deposits will form in the combustion chamber, intake and exhaust valves, intake and exhaust manifolds, and exhaust pipes due to incomplete combustion. Some oil stains will accumulate on the surfaces of certain components due to oil leakage and the evaporation of oil […]