1) Inverse spiral seal
反螺旋密封
2) spiral seal
螺旋密封
1.
Optimization of spiral seal applied to mechanical driven shaft in flue gas desulphurization system of dense flow absorber;
密相干塔烟气脱硫除尘系统机械传动轴用螺旋密封的优化
2.
Through an analysis of structural failure of dual-end-face, mechanical seal and soft packing seal parts of centrifugal oil pumps, a suggestion of improving the pump seal structure with spiral seal made of engineering plastic material is proposed and practiced with satisfactory effect.
通过对离心式油泵端面密封和软填料密封的结构失效分析,提出端面密封改进措施,采用工程塑料制 造螺旋密封来改进离心式油泵的密封结构,取得满意的效果。
3.
Comparing former design of seal structure-stuffing seal,the new sealing structure-spiral seal was reslndied and introduced.
对某钢厂烧结工艺过程中产生的废气与熟石灰反应的密相干塔烟气脱硫除尘系统中出现矿粉泄露的现象进行分析,比较了先前的机械传动轴与壳体的密封结构——填料密封,发现此结构存在设计选型上的缺陷,重新研究分析采用新的密封结构——螺旋密封,利用Matlab进行优化,确定出轴与壳体之间最优密封结构尺寸。
3) screw sealing
螺旋密封
1.
This paper briefly introduces the sealing principle of the screw sealing feed water pump, and deals with its frequent trip problem arising from inadequate pressure difference of seal water.
在对螺旋密封式给水泵的密封原理作简要介绍的基础上 ,针对其因密封水压差小而导致频繁跳泵的问题进行了讨论。
4) Screw Seal
螺旋密封
1.
Problems in the construction design of screw seals;
螺旋密封结构设计应注意几个问题
2.
Research And Optimizing of Sealing Capability For Screw Seal;
螺旋密封封液能力的探讨及其优化
3.
In this paper,sealing capability of screw seal for different construction type and different slot shape is discussed theoretically from the viewpoint of engineering application better practicality theoretical formula on sealing capability are proposed.
从工程应用的角度，对不同结构型式和不同槽形的螺旋密封的封液能力进行了理论探讨，并提出了实用性较好的螺旋密封封液能力计算式。
5) spiral sealing
螺旋密封
1.
This paper Introduced the application of spiral sealing and control system in boiler feed pump, the design method of hand of spiral, best spiral dimension and vice-fit length of sealing is summarized.
介绍了螺旋密封及密封水控制系统在锅炉给水泵中的应用,对螺旋密封螺纹旋向的确定方法、最佳螺旋尺寸的选取方法和密封副配合长度的设计方法分别加以总结。
2.
Aimed at the existed shortcomings of contact typed sealing up,this paper put forward a point of view of adopting the spiral sealing instead of the traditional contact typed sealing up.
文中针对接触式密封存在的缺点,提出了采用螺旋密封代替传统的接触式密封的观点,并对最佳螺旋参数做了较为深入的探讨,用优化的方法推导出一套最佳的螺旋密封几何形状和尺寸,对实现螺旋密封在实际生产中的应用有一定的指导意义。
6) reclaimation of sealing water
螺旋式密封
补充资料：螺旋密封
用螺纹阻止液体泄漏的非接触式动密封，又称螺纹密封（见图）。通常是在密封部位的旋转轴上加工出螺纹，工作时泄漏的液体充满螺纹和壳体所包含的空间，形成"液体螺母"。轴上螺纹的方向使"液体螺母"在轴旋转时产生轴向运动，促使液体不断地返回高压端。螺旋密封适用于液体粘度较大、压差较小和中等转速的场合。基本不受液体的温度限制。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条