2015年12月20日星期日

Truck-Mounted boom pump operating systems

The late 1960s, the introduction of 16 meters Truemax truck-mounted boom pump; in 1986, it developed the world's longest truck-mounted boom pump 62 meters birth. All told, German with nearly two decades, the boom lift height of nearly 40 meters. And again, this record will refresh, and wait for a full 20 years, and this time the protagonist has become Chinese companies. Concrete pump in it step by step with the new new technology:
(1) energy saving, environmental protection has become the development trend of pump.
Improve concrete pump energy saving, environmental performance has become a trend, wind cooling gradually to replace water cooling, engine emission standards also increased, mostly reach Europe Ⅱ or Euro Ⅲ standard.
(2) the control system more functional.
Concrete pump truck boom started nearly two years of rapid development of electrical systems, domestic manufacturers to produce concrete pump electric control system from the traditional PLC control to dedicated controllers and computer intelligent control, via a touch screen, you can achieve human-computer dialogue, The various operating parameters can be stored and displayed on the vehicle to achieve automatic monitoring. Once the machine is running fails, except alarm outside also brings up the relevant parameters for fault analysis, diagnosis. Meanwhile, the application of intelligent control systems technology boom, boom, etc. to achieve a high level of amplitude and intelligent casting.
(3) The structure is more applicable.
Concrete pump truck boom started work often limited by the upper space is required to start when the top height of the lowest boom, boom four fold following generally use a single R or Z-shaped pattern. More than five boom due to space limitations, the type commonly used to achieve RZ combination folding boom extension and retraction, applicability, enhanced mobility and flexibility, especially in the construction of tunnels and indoor work efficiency has improved significantly. Domestic boom length of nearly two years have increasingly long trend, the future will have a longer boom concrete pump truck to the market. In addition, the boom started concrete pump leg work often limited by floor space, especially large boom started concrete pump, concrete pump truck boom started therefore outrigger design showing a personalized, diversified characteristics.
(4) Concrete greater displacement volume.
Centre higher pressure pumping system, greater transport capacity, will become the future development trend of the domestic boom started concrete pump central pumping system. With the boom started concrete pump truck boom bigger and higher, bigger and bigger models, the delivery cylinder bore is also bigger and bigger, and because the progress of the project have become increasingly demanding, requires pumping capacity at 80 ~ 120m3 / h of the project, more and more large displacement will become the future development direction of concrete pump truck boom started. In addition, more and more high pumping pressure. Concrete outlet pressure has now reached 22MPa, but also continue to improve the trend.

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