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Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Применить Всего найдено 3. Отображено 3.
21-10-2015 дата публикации

A portable special stay tube ware that lining material usefulness in is used for propping up inside pipeline

Номер: CN0204717226U
Автор: PAN ZHONGQI, WANG WEIMIN, CHEN BAOQIANG, WANG BAOJU, MA ZHIGUO, ZHANG DUOLUN, CHEN YU
Принадлежит:

The utility model relates to a portable special stay tube ware that lining material usefulness in is used for propping up inside pipeline, a gyro wheel is respectively installed in the four corners of fixed base framework bottom, a disc is installed respectively at both ends about fixed base framework upper portion, stay bolt's one end coaxial arrangement is on one of them disc, the other end passes the axle center and the connect the disc formula hand wheel of another disc, nut of coaxial meshing installation on the stay bolt between two discs, adorn four tie -beams along circumferencial direction equipartition hinge on this nut, be close to on the disc of disc type hand wheel one side along four ejector pins of circumferencial direction equipartition installation, the middle part of every ejector pin respectively with the tie -beam before the end hinge dress, a pulley is all installed to the front end of every ejector pin. The utility model relates to a portable special stay tube ware ...

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Номер записи: 1
28-01-2015 дата публикации

Technology for repairing big-caliber concrete pipeline lining by utilizing thin wall stainless steel

Номер: CN104308449A
Автор: CHEN BAOQIANG, SUN HUALIN, WANG WEIMIN, OUYANG YANG, LI HONGQING, XU LIXIN, LI YING, CUI BOWEN, ZHAO DI, MA ZHIGUO, LI YUE, REN BOYU, ZHANG DUOLUN, PAN ZHONGQI, WANG BAOJU, ZHANG TAO
Принадлежит:

The invention relates to a technology for repairing a big-caliber concrete pipeline lining by utilizing thin wall stainless steel. The repair technology comprises the following steps: (1) pretreating in the earlier stage; (2) rolling and transporting the thin wall stainless steel; (3) positioning, internally supporting and spot-welding the stainless steel lining; (4) welding a stainless steel lining pipe; (5) conducting liquid penetration testing on the weld joint of the stainless steel lining pipe; (6) pickling and inactivating the weld joint; (7) rounding off in the later period. The technology for repairing the big-caliber concrete pipeline lining by utilizing thin wall stainless steel provided by the invention adopts the thin wall stainless steel to repair the big-caliber concrete pipeline (the diameter of the pipeline is larger than DN2000); compared with the other pipeline repair schemes, the anticorrosion property of the repaired pipeline is greatly increased, the service life of ...

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Номер записи: 2
21-10-2015 дата публикации

A stay tube ware that is used for in large diameter pipeline inside lining steel material usefulness

Номер: CN0204717227U
Автор: WANG BAOJU, WANG WEIMIN, CHEN BAOQIANG, PAN ZHONGQI, MA ZHIGUO, ZHANG DUOLUN, CHEN YU
Принадлежит:

The utility model relates to a stay tube ware that is used for in large diameter pipeline inside lining steel material usefulness, including jack and two support piece, every support piece props by the crescent moon form and constitutes with long steel pipe, and the crescent moon form props including arcuation steel sheet, straight steel sheet and short steel pipe, and the both ends of short steel pipe are connected the arcuation steel sheet respectively and are formed the crescent moon form with straight steel sheet, and the straight steel sheet that this crescent moon form propped is adorned with the one end of long steel pipe admittedly, and upper end and lower extreme at the jack are installed respectively to the other end of two long steel pipes. The utility model relates to a reasonable in design, simple structure, convenient to use, a stay tube ware that is used for in large diameter pipeline inside lining steel material usefulness that the practicality is strong, when the stay tube ...

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Номер записи: 3