1. Mathau o Strwythur Mae jaciau sgriw yn cael eu dosbarthu i wahanol fathau o strwythur, sy'n chwarae rhan hanfodol wrth bennu eu nodweddion gweithredol a'u senarios cymhwysiad. Mae deall y mathau hyn o strwythur yn hanfodol ar gyfer dewis a defnyddio jaciau sgriw yn iawn mewn amrywiol systemau mecanyddol. Math 1: Yn y math hwn o strwythur, Mae'r wialen sgriw ar yr un pryd yn perfformio cylchdro […]
27
Chwef
Chwef
i. Prif baramedrau technegol y craen mae paramedrau technegol craen yn cynrychioli ei allu gweithio ac yn sail sylfaenol ar gyfer dylunio'r craen. Mae prif baramedrau technegol craen yn cynnwys: gallu codi, Uchder codi, osgled, cyflymder gweithredu'r mecanwaith, nghynhyrchedd, Radiws Slewing, a chodi trorym. (i) Codi capasiti'r […]
27
Chwef
Chwef
Ymgymerodd cwmni penodol â phrosiect gyda 30 lloriau uwchben y ddaear, uchder adeilad o 95m, ac ardal adeiladu o 32,000 metrau. A qtz125(ZX6016) Defnyddiwyd craen twr a ddarparwyd gan y datblygwr. Ni ddaeth y craen twr hwn gyda llawlyfr gweithredu ar hap. Fe'i gosodwyd trwy ymgorffori bolltau 16-m36 ar gyfer tensiwn, […]
Personnel engaged in suspended high-altitude operations should fasten their safety belts securely. The selection and wearing of safety belts should comply with the relevant provisions of the current national standard “Safety Belt” (GB6095). Safety belts are crucial for protecting the lives of workers in high-altitude situations. They are designed to prevent falls and reduce the […]
To ensure the safe operation of cranes, various safety protection devices are installed. These devices are crucial for preventing accidents and maintaining stability during lifting operations. Below, we discuss seven essential safety devices that enhance crane operation security: 1. Load Indicator The load indicator is installed on the side of the main boom (typically on […]
23
Chwef
Chwef
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 […]
22
Chwef
Chwef
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. Fodd bynnag, to ensure safety, effeithlonrwydd, and longevity, it is critical […]
21
Chwef
Chwef
A truck-mounted crane, also known as a truck-mounted lifting and transportation vehicle, is widely used in municipal construction, coal mining, factories, warehouses, docks, and landscaping projects. These cranes are essential for lifting and transporting various construction materials and other heavy equipment. SANY primarily produces small to medium-sized truck-mounted cranes, available in both knuckle-boom and straight-boom […]
20
Chwef
Chwef
Truck-mounted cranes, officially known as truck-mounted lifting and transportation vehicles, have experienced significant growth in the specialized vehicle market in recent years. Their applications are vast, ranging from power maintenance and prefabricated housing construction to landscaping and engineering projects. When equipped with additional accessories, these cranes can be used for even more purposes, megis […]
19
Chwef
Chwef
The quality of crane girders serves as the foundation for ensuring the quality of track installation. Yn gyffredinol, the installation datum line of the track is the datum line of the crane girder. Before track installation, a careful inspection of the crane girder must be carried out. Simultaneously, the datum line of the crane girder can […]