Therefore, the joint has the advantages of high connecting and sealing performance and the ability to meet higher connection requirements of pressure pipelines. 因此,此种管接头连接密封性能高、能满足较高压力管道的连接要求。
The utility model relates to a chimney butt joint sealing device for solving the problems of untight inserting, difficult processing, material wasting of the traditional chimney inserting. 一种烟筒对接用密封装置,解决传统的烟筒插接带来的插接不严,加工困难,浪费材料等问题。
Mechanical joint in which sealing is obtained by applying pressure to the gasket by gland. 机械式连接采用使用压盖的方法向密封垫片施加压力获得密封效果。
The utility model overcomes the drawback that the cable joint sleeves are not easy to install, can't deliver ideal sealing effect, and can't be reused in the prior art. 解决了目前电缆接续保护套安装不方便、封闭效果差、不能重复使用的缺点。
Waterproof Sealing of municipal project, sewage conduit, sealing of dilatation joint of tunnel and road project, adhesion and sealing of ceramics. 市政工程、排污管道的防水密封等,隧道及道路工程的混凝土伸缩缝密封,陶瓷工程的粘接及填缝密封。
In this paper, finite element analysis was performed to investigate the effects of working conditions on the tightness of the hydraulically expanded tube-to-tubesheet joint, specifically the effects of pressures and temperatures on the minimum residual contact pressure on the sealing circular-bands. 通过有限元分析研究了操作条件对液压胀接接头密封性能的影响,即压力和温度对密封环带上最小残余接触压力的影响。
The structure and properties of common central drainage system, the swing joint type, pivot type ( static sealing structure) and flexible tubing type, used in the external floating roof steel oil tank are analyzed and compared. 分析比较了钢质外浮顶油罐的回转接头式、枢轴式和挠性管式3种常用中央排水装置的结构与性能。
Analyzing and Countermeasures for Welded Joint Fracture on the Sealing Structure of the Reheater through Superheater 再热器穿顶密封结构焊口开裂分析及对策
The structural characteristics of overflow concrete face rockfill dam are analyzed totally, and the overflow section and sealing structure in the joint are studied, therefore, sealing structure is and the design of dam body should be achieved as well as the chosen material. 全面地分析了溢流面板堆石坝的结构特点,根据其特点研究了坝体、坝坡、坝填料、溢流坝段和接缝止水结构的设计。
Based on pressure and high low temperature cycling tests and theoretic analysis, the threaded joint parts filled with sealing glue compound show excellent seal ability, and can be applied to SRM. 通过压力、高低温循环等大量的试验和理论分析表明:采用填充密封胶的螺纹联接密封结构具有优异的密封性,适宜在固体火箭发动机环境中应用。
A new seal structure suited to solid rocket motors ( SRM) is introduced, and threaded joint structures and sealing glue compound are studied. 提出了一种适用于固体火箭发动机(SRM)的新型密封结构,并对应用于特定尺寸的螺纹联接结构方式、胶种选择进行了研究。
Two-part elasticity polyurethane joint sealing material with super performance has been developed by serials experiments and the analysis of facts which influence on performance of the elasticity polyurethane joint sealing material. 在对聚氨酯弹性嵌缝料性能影响因素分析的基础上,论文通过大量试验研究开发了一种性能优良的双组分聚氨酯弹性嵌缝料。
In this article is briefly introduced the seal form of rotary oil-feeding joint for uncoiler and it's drawbacks, proposed some measures for im-proving its sealing effects, and is carried out the necessary analysis and calculation. 本文扼要介绍了现有开卷机旋转给油接头的密封方式及存在的问题,提出了改善密封效果的几点措施,并对新型旋转给油接头进行了必要的分析和计算。
This design has been continuously optimized, perfected and put into use, which also provides the experience for the design of peripheral joint sealing of concrete facing rockfill dam with the height of more than 200 m in our country. 该设计的不断优化、完善及实施,为我国200m级高的混凝土面板堆石坝周边缝止水设计积累了经验。
Influence of temperature on casing joint sealing; 温度对套管接头密封性能影响;
The results of the rigid joint show that deformations of facing joint are quite big, even exceed the deformation capacity of common sealing structure. 两种连接方式下,面板周边缝变位差别较大,采用刚性连接方式时,面板周边缝有较大沉陷,甚至超过一般止水构件所能承受的变形能力。
The standard of Joint Sealing Material of Cement Concrete Pavement, provides reliable assurance for applying uniform standard in examining the product performance and producing quality of the joint sealing material of cement concrete pavement, and improving the construction quality of highway and bridge. 行标《水泥混凝土路面嵌缝密封材料》的制定,为采用统一的标准来检验水泥混凝土路面嵌缝密封材料的产品性能和生产质量,提高路桥建设的质量提供了可靠的保障。
For the thermal loading resulting from the temperature differences between the tube-side fluid and shell-side fluid, the thermal analysis is performed and the temperature distribution in the joint is obtained, thus, the thermal effect on the sealing of the joint is investigated. 论文就管程流体温度和壳程流体温度不同进行了热分析,取得了胀接接头的温度场分布,并探讨了温度场对液胀接接头密封性能的影响;
Temperature's effect on casing joint sealing and casing additional loads is discussed in this paper. 本文主要讨论了温度对套管接头密封性能的影响和温度对套管附加载荷的影响。
Bond-riveted joint gathers the continuous sealing and anti-fatigue properties of adhesion and the anti-peeling properties of riveting. 胶铆连接集中了胶接的连续密封性能、耐疲劳性能和铆接的抗剥离性能。
The composition and function of driving buffer, capture, joint and sealing, structure and fix, and control subsystems in docking mechanism system were put forward in this paper. The general process of docking and separation and backup measures in operation were also described. 给出了空间对接机构的传动缓冲、捕获、连接密封、结构与附件,以及控制等子系统的组成和功能,阐述了对接和分离基本过程,以及其中的备份操作。
The calculated value is identical with the test result in practical project application, which provides a feasible method for afterwards solving the contradiction thoroughly between the starting moment of the rotary joint and its sealing function. 计算值在实际工程应用中和实验结果相吻合,为彻底解决旋转关节启动力矩和密封性能之间的矛盾提供了一种可行的方法。
Comparison of Proposed Joint Sealing of The Adjustable Hood and Butterfly Valve Switch Gearing 活动烟罩的联接口密封与蝶阀开关联动机构的方案比较
Simulation test of peripheral joints showed that SR-3 plastic sealing material has larger elongation and higher adaptability to the deformation of joints. It can be used as a reliable joint sealing material. 周边缝模拟试验表明,为高面板坝研制的SR-3塑性止水材料具有更大的延伸性和缝变形适应能力,可作为高面板坝接缝可靠的防渗材料。
Calculation of the Stress at the Joint of a Spherical Sealing Head without Folded Rim 无折边球形封头边缘应力计算方法
A peep hole should be set up at the insulating joint in order to inspect and disposal timely the leakage from sealing ring or insulated gasket. 对绝缘接头设置渗漏观察孔,可及时检查处理密封圈或绝缘垫内的渗漏。
Antifreeze Characteristic of New Joint Sealing Material in Concrete Canal 新型混凝土渠道接缝材料抗冻性能研究
This kind of safety joint consists of upper sub, sleeve, sealing ring, shearing pin and lower sub. 这种接头由上接头、滑套、密封圈、剪断销钉和下接头组成。
Study on the joint sealing structure and materials suitable to large deformation 适应大变形的接缝止水结构和材料研究
The index system not only emphasizes the strength of concrete, but also pays attention to the antiskid property and durability. It can make the road have strong structure, excellent materials, coMpact panel, firm stru, joint sealing, antiskid safety, unobstructed drainage. 该指标体系不仅强调水泥混凝土的强度,而且重视路面的抗滑性能,耐久性,使路面达到结构坚强、材料精良、面板密实、支撑稳固、接缝密封、抗滑安全、排水通畅。