久久精品综合视频_国产一区二区高潮_西野翔中文久久精品国产_国产欧美一区二区三区沐欲_久久视频免费观看_欧美一级特黄在线观看_国产高清在线一区_久久久久久久久18久久久_精品美女久久久久久免费

The accumulator control valve group is composed of a shut-off valve, a safety valve and an unloading valve, and is installed between the accumulator and the hydraulic system for controlling the on-off, overflow, unloading and the like of the accumulator oil. 

The role of the accumulator control valve group:

Set the safe working pressure of the accumulator, implement safe liquid supply and pressure holding for the hydraulic system; control the flow passage between the accumulator and the hydraulic system, that is, when the accumulator supplies liquid to the system or the system stores energy The device is filled with liquid to open the manual ball valve under the condition of absorbing pulsation and compensating capacity. When it is necessary to stop the work or repair the accumulator, the manual ball valve is closed, and if necessary, the manual unloading valve can be used for unloading or electromagnetic unloading.

The accumulator control valve group has the characteristics of reliable performance, compact structure, flexible connection and convenient operation.