Hollow concrete pile driving device, includes means for preventing slip between mandrel and pile and drill foot is not fixed to bottom end of pile

• 1. 一种防止现浇X形混凝土桩拔模时带出桩周土的装置 [P] . 中国专利： CN101936003B . 2011.08.10
• 2. 一种防止现浇X形混凝土桩拔模时带出桩周土的装置 [P] . 中国专利： CN101936003A . 2011-01-05
• 3. Driving method for concrete pile into soil - by injecting liquid via duct in pile to bottom orifices followed by grout to form broad foot [P] . NL7905908A . 1981-02-03

  机译： 混凝土桩打入土壤的驱动方法-通过管道将液体注入桩底孔，然后灌浆形成宽阔的脚

• 4. Device for the supports and under pressing of the pile bottom of a concrete pile with foot widening. [P] . 德国专利： DE7013601U . 1972-05-10

  机译： 用于支撑和加宽脚的混凝土桩的桩底受压装置。

• 5. Hole drilling system forming enlarged chamber at bottom of hole in ground for concrete pile has tube with boring crown at bottom end and fixed and swinging side arms for enlarging bore [P] . 德国专利： DE102004026234B3 . 2005-10-06

  机译： 钻孔系统在混凝土桩的地面底部形成扩大的腔室，在底端有带钻冠的管，固定和摆动的侧臂用于扩大钻孔

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• 2. FGC-15D large-diameter DTH air hammer drilling system and its application in offshore rock-socketed pile hole drilling [J] . Kun YIN, Jianming PENG, Maosen WANG, 世界地质（英文版） . 2006,第002期
• 3. Difficulties and measures of driving super long piles in Bohai Gulf [J] . Shuwang Yan, Jia Li, Liqiang Sun, 力学快报(英文版) . 2015,第002期
• 4. Mechanical Performance Monitoring for Prestressed Concrete Piles Used in a Newly-Built High-Piled Wharf in a Harbor with Fiber Bragg Grating Sensor Technology When Pile Driving [J] . Hongbiao Liu, Qiang Zhang, Liang Ren Applied Sciences . 2017,第5期
• 5. Mechanical Performance Monitoring for Prestressed Concrete Piles Used in a Newly-Built High-Piled Wharf in a Harbor with Fiber Bragg Grating Sensor Technology When Pile Driving [J] . Hongbiao Liu, Qiang Zhang, Liang Ren Applied Sciences . 2017,第5期
• 6. Post-tensioned splice system for precast, prestressed concrete piles: Part 2, field implementation and driving spliced pile [J] . Gray Mullins, Zhongxin Wu, Kevin Johnson, PCI Journal . 2018,第3期
• 7. Research of the maximum transmission pile driving force of pile clamping mechanism under pile driving [C] . Zhou Xu, Chen Yurong, Wang Zhen 2011 International Conference on Mechatronic Science, Electric Engineering and Computer . 2011
• 8. Seismic performance of prestressed concrete piles in CIP reinforced concrete pile caps. [D] . Sweigart, Shawn Paul. 2010
• 9. PARENTS 2 Study: a qualitative study of the views of healthcare professionals and stakeholders on parental engagement in the perinatal mortality review—from ‘bottom of the pile’ to joint learning [O] . Danya Bakhbakhi, Christy Burden, Claire Storey, 2018
• 10. THE EFFECTIVENESS OF CONCRETE FILL IN THE HOLLOW PART OF PHC PILES : Study of the improvement in the bearing capacity and deformability of the prestressed high strength concrete (PHC) pile, Part 2 [O] . SEIJI KOKUSHO, MASAHIRO HORII, AKIRA WADA, 1988

• 1. Selection of the Proper Hammer in Pile Driving and Estimation of the Total Driving Time [J] . Alireza Afshani ,Ali Fakher ,Massoud Palassi . 土木工程与建筑 . 2012,第012期
• 2. The Influence of Water-Jet Modification of Soil Conditions on Reduction of Vibrations during Sheet Pile Driving in the Subsoil [J] . Artur Jaron ,Malgorzata Jastrzebska ,Marian Lupiezowiec . 世界工程和技术（英文） . 2018,第1期