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20 2020-02
Generally. quay cranes are used on the quay of the port. Their working characteristics are intermittent movement. that is to say. the corresponding mechanisms of picking. moving and unloading in a working cycle work alternately. The development and use of cranes in the market are more and more extensive.
Generally speaking. it is open-air work. so it must withstand the impact of rain and snow and the sun exposure. With the deterioration of the atmospheric environment. the acid content in
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20 2020-02
Through practice and research, it is confirmed that the working life of fixed crane, port crane, wharf crane and other crane equipment is related to their metal structure, and their working life mainly depends on the working life of their metal structure without damage.
This is because the metal structure, as the framework of the whole fixed crane, is also a part of the foundation. It not only carries the weight of the crane itself and the weight of the lifted objects, but also constructs
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20 2020-02
The fixed crane in port machinery has strict requirements in all aspects. especially for the motor of equipment driving device. In order to achieve the expected operation goal. the motor configured in the fixed crane should also meet the corresponding requirements.
First of all. the overload capacity. In the actual lifting process. because of the characteristics of the operation. the motor will frequently start. power on. power off. etc.. and the complexity of the motor under this differe
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20 2020-02
Some cranes are used in combination with vehicles. so the selection of tonnage is closely related to the model. The model is selected according to the tonnage of crane. The chassis of the 3300 wheelbase crane can be installed with 2 tons. 3.2 tons and 4 tons of cranes; the chassis of the 4500 wheelbase crane can be installed with 5 tons to 6.3 tons of cranes. and the sales volume of this tonnage crane is very good. which can meet the needs of most customers.
As for the chassis with 5100 w
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20 2020-02
With the continuous improvement of the port and the continuous progress of the port machinery. the port crane plays a key role in the whole hoisting. In order to ensure the safety. it usually carries out non-destructive testing. Through timely troubleshooting. it can know where there is a fault. so it can quickly carry out repair and rescue. and avoid accidents.
The main girder of port machinery is subjected to numerous repeated alternating loads. pressures and other loads in the long-ter