所有Y型阀的装配方式都配有密封垫，特别是“浮动”密封垫利用分气箱内的空气压力固定在分气箱表面。

All the Y-type valves are provided with sealing plates, in particular, the "floating" sealing plates which are fixed to the surface of the manifold box by the air pressure in the bag.

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流量控制阀主要有机座、阀体、密封垫、衬套、阀芯、轴承、透气层、充气槽及传动装置组成。

The flow control valve is mainly made up of housing, body, sealing shim, liner bushing, valve cartridge, bearing, breather layer, aerator tank and transmission device etc.

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经故障分析，并在制造厂家指导下解体检查发现该操动机构分合闸导向阀的固定密封垫存在设计上的缺陷。

The design defect was found on the fixed sealing gasket in the guide valve of the operating mechanism.

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