Cement mixer safe operating procedures 1

1. Before starting the cement mixer, the mixing tube should be operating handle on the "stop" position.
2. Start the engine mixer, mixing tube should be made to rotate at low speed for about 10 minutes, so that the hydraulic oil temperature rises above 20 ℃ after work before.
When parked in the open air, stirring 3. mixer barrel before loading should be reversed, the discharge water and debris to ensure the quality of concrete.
4. When transporting concrete mixer, to ensure slide hopper placed firmly to prevent loosening caused by swing, injuring pedestrians or affect the normal operation of other vehicles in the road.
5. Mixed Concrete mixer truck shipment, mixing tube speed of 2-10 rev / min, during transport, on a flat surface to ensure that the mixing tube speed 2-3 rev / min, driving on slopes greater than 50 roll road, or from side to side a large road, you should stop stirring rotation until after the resumption of road improvement swirled.
6. delivery time concrete mixer concrete mixing station can not exceed the stipulated time. Transit concrete mixing tube not a long stop to prevent segregation of concrete produced. Drivers should always observe the concrete situation, abnormal promptly inform the control room, an application to make a deal.
7. When the car is equipped with concrete mixers, dead time in the field may not be more than one hour, such as overtime should immediately ask to the person in charge to give a timely manner.
8. slump concrete mixer transported no less than 8cm. From the concrete to the discharge into the tank, not more than two hours must be removed when the temperature is high, rainy weather temperature is low, not more than 2.5 hours.