2013年9月11日星期三

Maximum weight of 500KN (50t), major institutions by the hydraulic control


The main technical parameters
There lifting or lifting moment. Mainly depends on when choosing from the weight, working radius and lifting height, often referred to as "lifting three elements", Scissor lift between the three elements, there is mutual checks. Its technical performance of expression, usually lifting or lifting performance performance graph corresponds to digital form.
Crawler crane is characterized by flexible operation itself can turn 360 degrees, on a forklift jacks solid ground can load driving. The role of the track, in the soft mud on the ground screw job, and can be uneven in Kawasaki Tanzania travel site. At present, construction of prefabricated structures, especially single industrial plant construction installation, crawler cranes are widely used. Crawler crane drawback is less stable and should not overload lifting, driving slow and tracked easily damaged pavement, thus, the transfer of multi-purpose flatbed trailer shipment.
Currently, commonly used in the structure of the domestic installation crawler cranes, mainly in the following models: W1 a 50, W1 a 100, W2-100, Northwest 78D and so on. In addition, there are some imported models.
W1 a 50 type
Maximum weight of 100KN (10t), hydraulic lever joint manipulation, can take a long boom to 18m, this crane body is small, the textbook Table 6-1 shows, track frame width M = 2.85m, will be transferred to the center of the tail Distance a = 2.9m, light weight, fast, can work in a narrow space, for lifting the span of 18m or less, mounting height of around 10m for small plants and do some auxiliary work, such as loading and unloading components and so on.
W1 a 100

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