博文
目前显示的是 二月, 2018的博文
Concrete pump truck
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Concrete pump truck is the use of pressure to convey concrete along the pipeline continuous machinery. Consists of pump body and delivery pipe. According to the structure is divided into piston type, squeeze type, hydraulic diaphragm type. Pump body mounted on the chassis of the car, and then equipped with telescopic or inflatable fabric rod, to form a pump. Oil vacuum compressor lubricant vacuum pump with oil filter Concrete pump truck is equipped with a stirring cone on the car chassis and its rotary drive system and other components, the transport operations in two ways: 1) long-distance (usually more than 15km) delivery, the eight dry mix, to be reached 10 to 15 minutes before the site of use, start stirring cone rotation (speed 8 ~ 12r / min), and by the car equipped with a tank to the cone tube quantitative water, the dry mix into concrete until the construction site and then Reverse the material will be discharged, 2) within 10km when the input is only used as trans...