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The structure of a  concrete pump truck is basically divided into five components: chassis, boom system, pumping system, hydraulic system and electronic control system (see the figure below).
NO.1 Pump Truck ChassisThe chassis ...

Concrete pump truck malfunction:Double gear  pump truck, low pressure in the reversing system, no force in the swing of the S pipe.
Phenomenon and reasons:The directional pressure is too low, and at this time, the directional pressu...

When it comes to purchasing  concrete pump trucks, the choice between used and new equipment directly affects the return on investment. The core differences are reflected in the following aspects:
Price: The Initial Capital Threshol...

Concrete pump truck malfunction:When the  pump truck  is performing forward- pumping operation, reverse-pumping must be carried out first before forward-pumping can be carried out .
Phenomenon and reasons:When the  pump...

Concrete pump truck malfunction:When the concrete pump truck is working, the insurance FU3 is always damaged.
Phenomenon and reasons:The concrete pump truck is controlled by PLC. When FU34 is replaced and powered on during operation...

Concrete pump truck malfunction:Waterproof valve block damaged.
Phenomenon and reasons:After the waterproof valve block is damaged, a large amount of hydraulic oil will appear in the washing room, and oil can be directly seen leaking from the
...

Concrete pump truck malfunction:The S - pipe is jammed, resulting in the failure of both forward/reverse pumping.
Phenomenon and reasons:1. When the forward/reverse pumping is in operation, the swing cylinder does not act.
2. The waiting ...

Concrete pump truck malfunction:The main oil cylinder changes direction very quickly
Phenomenon and reasons:During low-pressure pumping, the main oil cylinder changes direction very quickly, causing the concrete piston to not be in place during...

The function of the concrete seal of the  trailer pump  is sealing, which is to prevent concrete and mortar from entering the washing chamber. The diameters are 180, 195 and 200.
The function of the guide ring is to guide, and ...