sealing of hole

Host shaft had stretched place design of the oil hole back to the shaft sealing, prevent the leakage of oil;

主机轴伸处设计了带回油孔的轴封，防止了润滑油的渗漏；

Combining use of sealing and filling materials applied to black cable and cable pipeline round, through hole of cable and distribution box, and coating fireproof coat on the surface of cable can have good fireproof result in the practical application.

封堵材料组合使用，用于管道或电缆周围、电缆贯穿孔洞及配电柜的阻火封堵，电缆防火涂料涂刷在电缆表面，起到一定的阻火延燃目的，实际应用效果良好。

The technologies of hole stability and sealing by pressurization, cementing and reservoir protection were formed.

形成了井壁稳定与承压堵漏技术 、 固井技术和油气层保护技术.

The Heat Transfer Model between Bolt and Bolt Hole of Bolted Flange Sealing

法兰密封中螺栓与螺栓孔的传热学模型建立

The sampling hole and the location of the pressure sensor bushing were redesigned through 3-dimension simulation with Pro-E. The fine thread and sealing gum of high temperature resistant were utilized for airproof.

论文研究工作主要内容如下：1、对取样孔及压力传感器衬套位置进行重新设计加工，在设计过程中利用了Pro-e的三维设计功能，应用细牙螺纹与高温密封胶，保证了压力传感器衬套的密封；