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带孔板灌浆套管连接受弯性能研究

Jianzhu Gangjiegou Jinzhan
节点作为装配式结构的关键传力部件，其力学性能直接影响整体结构的安全性与可靠性。文中提出了一种带孔板内钢管灌浆套管连接节点，通过对12个足尺节点开展三点受弯试验，系统研究了该节点的传力机制和破坏模式，深入分析了内管长度、宽厚比、开孔参数、灌浆料钢纤维含量等变量对节点承载力、刚度与延性的影响规律。试验结果表明：该类节点的主要破坏模式为灌浆料受剪滑移伴随内管断裂，其中内管长度、开孔形状和栓钉布置形式对节点受弯性能影响显著。基于弹塑性计算理论，结合节点实际应变分布特征，建立了该类节点的受弯承载力计算公式 ...
黄振宇, 周宇, 周英武, 李涛, 黄桐   +4 more
doaj  

[Arterial safe zones for acetabular screw placement in total hip arthroplasty: sex-based differences and individualized strategies]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Huan R, Guo S, Zhang J, Liu N.
europepmc   +1 more source

[Application study of a novel locking anatomical plate in treatment of Neer type <b>Ⅱ</b>b and type <b>Ⅴ</b> distal clavicle fractures]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Wang J, Xu D, Wu J, Pu Y.
europepmc   +1 more source

[Analysis of complicating factors in endodontic microsurgery]. [PDF]

Hua Xi Kou Qiang Yi Xue Za Zhi
Tan X, Peng L, Su Q, Xu X, Yang J, Song D, Wang C, Zhang L, Ye L, Huang D.   +9 more
europepmc   +1 more source

[Endoscopic trans-tympanic eustachian tube plug implantation surgery]. [PDF]

Lin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Xie L, Yang H, Sun Y.
europepmc   +1 more source

[Short-term effecetiveness of endoscopic lumbar discectomy combined with annular suturing in treatment of lumbar disc herniation]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Zhang S, Yao F, Liao Z, Wang T, Shen M.
europepmc   +1 more source

[Application of domestic jingfeng single-port robotic-assisted surgery in multisite diseases of oropharyngeal-head and neck region: case series]. [PDF]

Lin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Han P, Liang F, Lin P, Chen J, Wang J, Liu Y, Huang X.   +6 more
europepmc   +1 more source

[Effectiveness comparison of transforaminal endoscopy and unilateral biportal endoscopy for far lateral lumbar disc herniation]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Zhang J, Feng B, Xu Z, Tian L, Dai G, Wang K, Hu P.   +6 more
europepmc   +1 more source

[Application of domestic single-port robotic surgical system in thyroid cancer]. [PDF]

Lin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Ma Q, Zhang S, Zhang L, Liu J, Sun R, Zhou Y, Ma L, Shui C, Cai Y, Li C.   +9 more
europepmc   +1 more source

[Advances in oral and craniofacial bone regeneration modulated by stem cells and biomaterials]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
Li Z, Lv L, Zhang X, Xia D, Zhang P, Liu Y, Zhou Y.   +6 more
europepmc   +1 more source