内啮合齿轮泵的结构和其他齿轮泵结构类似，主要由外转子、转子、泵轴、泵体、前盖、托架、密封装置、轴承等组成。
Internal gear pump structure and other gear pump structure similar to, mainly by the outer rotor and rotor, pump shaft, pump body, the front cover, bracket, sealing device, bearing, etc.
针对这一现象，在理论和实践的基础上，设计了泵送型密封装置。
In the light of this phenomenon and on the basis of theory and practice, a pumping sealing device is designed.
由于油田污水中含有大量的固体颗粒、添加剂和矿物质，这不仅会对离心泵的密封装置造成磨损，而且还会因添加剂和矿物质的析出而使密封装置失效。
The sealing device in the oilfield centrifugal pumps is apt to be worn and fail owing to the existence of solids, minerals and additives in the sewage of oilfield.
这种结构取消了传统离心泵具有的旋转轴密封装置，故能做到完全无泄漏。
The structure of traditional centrifugal pump has cancelled the axis of the sealing device, reason can accomplish completely without leakage.
水下舰艇武器推进泵的机械密封装置的工作压力波动、使用频率小，并要求可靠性高。
The mechanical seal utilized in submarine's weapon ejection pump works under fluctuant working pressure and is used in low frequency, and high reliability is indispensable.
渗漏检测泵(LDP)仅用于一定的废气密封装置。
The leak detection pump (LDP) is used only with certain emission packages.
分析了离心水泵填料密封装置存在的缺陷，可通过改造成机械密封形式来提高密封性能，以达到提高泵的效率。
The text describes the limitation of centrifugal pump filling seal equipment. Change the filling seal into the machine seal to improve seal capability and to increase efficiency.
一种熔盐泵的密封装置，是由密封体、水封、填料所组成。
The invention discloses a sealing device of a pump for molten salt, which is composed of a sealing member, water seal and filler.
这并不能被理解为潜水泵可以在没有适当吸入状态下超时运转，因为那样将对泵的密封装置 造成损害。
This should not be understood to mean that a submersible pump can be run for extended periods of time without adequate suction conditions, as that is detrimental to the pump seals.
这并不能被理解为潜水泵可以在没有适当吸入状态下超时运转，因为那样将对泵的密封装置 造成损害。
This should not be understood to mean that a submersible pump can be run for extended periods of time without adequate suction conditions, as that is detrimental to the pump seals.
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