Steering pump as the power source of steering, is the "heart" part of the steering system. In developed countries, the power steering load rate of large and small cars has reached nearly 100%. At present, many domestic vehicles have begun to use power steering. Therefore, in the process of popularizing and using the steering pump, we must understand and master its performance and principles so as to make proper use and maintenance. ,

1. Working principle

The steering pump is mainly composed of blade, gear type and plunger type. Judging from the current domestic development, the most popular use is vane pump. The main parts are stator, rotor, oil distributor, blade, pump body and rear cover. The pump is equipped with a flow control valve and a safety valve. When the pump works, the slide valve has a certain opening, so that the flow reaches the specified requirement, and the excess flow is returned to the smoking chamber of the pump. If the oil road is blocked or accident, so that the system pressure exceeds the maximum working pressure of the pump, the safety valve opens, the slide valve is all opened, all the pressure oil is back to the oil suction chamber, and it is safe and protective to the system.

Two. Precautions for use and maintenance

1, correctly select the grade of the hydraulic oil used, otherwise it will affect the efficiency and life of Baotou North Mercedes Benz accessories pump.

2, the hydraulic oil must be clean, regular inspection, regularly replace the oil filter on the oil suction road. When the driver is refueling, he must have a filter to ensure the cleanliness of the oil. And check, clean or replace the filter device regularly to keep the oil circuit open.

3, if a long time does not use the northern Baotou Mercedes Benz accessories steering pump, restarting, not immediately full load, at least ten minutes of empty run time.

4, when used, we should often check whether there is leakage in the steering pump of the Mercedes Benz parts in the north of Baotou, whether the operation is normal, there is no impact or abnormal noise, in order to find out and eliminate the fault in time.