搅拌车运送混凝土时，发动机转速在1000-1400转/分范围内工作，以使发动机有大扭距，在运送混凝土过程中，车速不得超过40km/h，以保行车。

When transporting concrete, the engine speed shall be in the range of 1000-1400 rpm to make the engine have large torque. During the transportation of concrete, the speed shall not exceed 40km / h to ensure driving safety.

自上料搅拌车运输的混凝土坍落度不得小于8厘米。从混凝土进入储罐到卸料，在高温下，卸料时间不得超过2小时；在雨天中，当混凝土温度较低时，卸料时间不得超过2.5小时。

The slump of concrete transported from the loading mixer shall not be less than 8 cm. The unloading time from the concrete entering the storage tank to unloading shall not exceed 2 hours under high temperature; In rainy days, when the concrete temperature is low, the unloading time shall not exceed 2.5 hours.

在排出混凝土之前，自动进料搅拌机应在排出前以10-12rpm的速度旋转搅拌筒1分钟。

Before discharging the concrete, the automatic feed mixer shall rotate the mixing drum at the speed of 10-12 rpm for 1 minute before discharging.

自上料搅拌运输车完成卸料后，立即使用随车提供的软管冲洗进水口，卸料斗和卸料槽，以粘在车身上的污垢和残留的混凝土，然后倒入150-200L干净的水倒入搅拌桶中。在返回途中，应缓慢旋转搅拌桶以清洁内壁，并避免残留的炉渣附着在搅拌桶壁和搅拌叶片上。

After the unloading of the loading mixer truck, immediately flush the water inlet, discharge hopper and discharge tank with the hose provided with the truck to remove the dirt and residual concrete adhered to the vehicle body, and then pour 150-200l clean water into the mixing bucket. On the way back, rotate the mixing drum slowly to clean the inner wall and avoid residual slag adhering to the mixing drum wall and mixing blades.

搅拌车工作完毕，应把搅拌筒内部和车身清洗干净，不能使剩余的混凝土留在筒内。

After the work of the mixer truck is completed, the interior and body of the mixing drum shall be cleaned, and the remaining concrete shall not be left in the drum.

搅拌车在水泵工作时，禁止空转，连续使用时不要超过15分钟。

When the water pump of the mixer truck is working, it is forbidden to idle, and the continuous use shall not exceed 15 minutes.

搅拌车水箱的水量要经常保持装满，以备急用，冬季停机后，应将水箱、水泵、水管、搅拌筒内的水放净，并停放在朝阳、不积水的地方，以免冻坏机械。

The water volume of the water tank of the mixer truck should always be kept full for emergency use. After shutdown in winter, the water in the water tank, water pump, water pipe and mixing drum should be drained and parked in a place with no ponding in the sun to avoid freezing the machine.

搅拌车在冬季应及时安装保温套，并使用防冻液对搅拌车加以保护，根据天气变化更换燃油标号，确保机械的正常使用。

In winter, the mixer truck shall be timely installed with thermal insulation sleeve, protected with antifreeze, and the fuel grade shall be changed according to the weather change to ensure the normal use of the machinery.

在检查、修理搅拌车液压传动部分时，应使发动机和液压泵在没有压力的情况下进行。

When inspecting and repairing the hydraulic transmission part of the mixer truck, the engine and hydraulic pump shall be operated without pressure.

在调整自上料搅拌车各部间隙、行程、压力时，应由专职员检查同意；更换机件时，必须由部长或主管经理签字，否则出现问题后追究有关人员责任。

When adjusting the clearance, stroke and pressure of each part of the self loading mixer, it shall be checked and approved by the full-time safety officer; When replacing parts, it must be signed by the director or the manager in charge, otherwise relevant personnel will be investigated for responsibility in case of problems.

自上料搅拌车装载混凝土时，现场停滞时间不得超过1小时。如果时间到了，应该要求现场负责人及时处理。更多相关内容就来网站www.zishangliaojiaobanji.cn咨询了解吧！

When loading concrete from the loading mixer, the stagnation time on site shall not exceed 1 hour. If the time is up, the person in charge of the site should be required to deal with it in time. For more information, please visit www.zishangliaojiaobanji.com Cn consult and understand!