Jib crane boom margins mainly use (pitching) rotation around the vertical axis with lifting goods, the use of flexible action to meet the loading requirements, in the form of fixed, mobile and floating. Fixed jib crane mounted directly on the dock or pier base library field, can only work in situ. Some of the boom is not only pitching rotation, and some can tilt can be reversed.
2014年1月5日星期日
Electric hoist gantry crane use common problems in the analysis
Electric hoist gantry crane is a kind of more sino hoist crane, the wharf, warehouse and construction sites and other open Spaces has been widely used. Electric hoist gantry crane hoisting device is all kinds of steel wire rope electric hoist, in order to realize the transportation of goods, or to turn the operation, the need to move up and down before and after the hoist gantry crane hook, moving back and forth around the car and mobile crane cart mobile forms such as combination. The work level applicable to the electric hoist gantry crane between A3 and A4, working temperature, about 25 degrees Celsius below zero to 40 degrees Celsius, the outdoor work, large, car and lifting structure must be set to cover. Main component of electric hoist gantry crane work for supporting institutions, electric hoist, steel door frame and electric control system, they are the core part of the electric hoist gantry crane work, also decided to the working performance of the electric hoist gantry crane is the most main factor. Using issues a, electric hoist gantry crane electric hoist gantry crane, a variety of models 10 tons of LDI type electric hoist gantry crane is widely used in railway construction departments, such as the following to the model electric hoist gantry crane as an example, points out problems need to be improved in use, for everybody to discuss. Electric hoist gantry crane beam and the opportunity to connect parts of the main girder
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