A dovetail sheet pile

CN224692655UActive Publication Date: 2026-08-28SHANGHAI DAYU IND DEVELOPMENT CO LTD
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Patent Information

Application Number
CN202521317537.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-06-25
Publication Date
2026-08-28
Estimated Expiration
2035-06-25

AI Technical Summary

Technical Problem

[0004]虽然现有的板桩能够利用插块和插槽相互拼接起来,但是该板桩的插块具体为焊接在加强层外壁上,因此,该板桩的插块强度不高,加工工艺较为麻烦;并且由于六角空心板桩的左右两侧为尖端,因此,上述的插块无法焊接在六角空心板桩的尖端上,多个六角空心板桩无法利用插块和插槽拼接起来形成岸堤防护墙

Benefits of technology

[0016]与现有技术相比,本实用新型的优点在于:该燕尾板桩在具有尖角端的板桩的基础上只需设置锁槽即可完成多个燕尾板桩的拼接,因此,该燕尾板桩结构简单,制造工艺简单,抗剪能力强,与土体的接触面积更大,从而使燕尾板桩与土体的摩擦力更高;并且该燕尾板桩借助于第一尖角端与插槽的配合形成拼接,第一尖角端与锁槽形成燕尾槽的配合,不仅能够使多个燕尾板桩拼接的可靠性更高,还能使燕尾板桩施工过程更简便,该燕尾板桩能够采用现有的预应力空心板桩的生产工艺以及现有的生产模具,进行适当的填芯、分割、离心生产,从而便捷快速的生产出该燕尾板桩,减少社会重大重要投资,并且避免浪费。

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Abstract

A dovetail sheet pile, comprising a pile body, characterized in that the pile body has a first sharp corner end, the pile body is provided with a locking groove on the opposite side of the first sharp corner end, the locking groove extends along the length direction of the pile body, and the first sharp corner end of the pile body can be inserted into the locking groove of an adjacent another pile body. The dovetail sheet pile only needs to be provided with a locking groove to complete the splicing of multiple dovetail sheet piles on the basis of a hexagonal sheet pile, so that the dovetail sheet pile has simple structure, simple manufacturing process, strong shearing capacity, larger contact area with soil, and higher friction force between the dovetail sheet pile and the soil. Moreover, the dovetail sheet pile is spliced by means of the cooperation of the first sharp corner end and the insertion groove, and the cooperation of the first sharp corner end and the locking groove forms a dovetail groove, which not only can make the reliability of the splicing of multiple dovetail sheet piles higher, but also can make the construction process of the dovetail sheet pile more convenient. The dovetail sheet pile uses the existing production process and existing production mold of the prestressed hollow sheet pile to quickly produce the dovetail sheet pile.
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Citation Information

Patent Citations

  • A type of partially prestressed concrete hexagonal hollow pile

    CN103572754B

  • Prestressed concrete centrifugal sheet pile

    CN218373790U