WO2022073485A1 - 一种围堰锁扣机构 - Google Patents

一种围堰锁扣机构 Download PDF

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Publication number
WO2022073485A1
WO2022073485A1 PCT/CN2021/122712 CN2021122712W WO2022073485A1 WO 2022073485 A1 WO2022073485 A1 WO 2022073485A1 CN 2021122712 W CN2021122712 W CN 2021122712W WO 2022073485 A1 WO2022073485 A1 WO 2022073485A1
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WO
WIPO (PCT)
Prior art keywords
buckle
female
shaped
sub
locking mechanism
Prior art date
Application number
PCT/CN2021/122712
Other languages
English (en)
French (fr)
Chinese (zh)
Inventor
雷东多 温特罗贝托
Original Assignee
穆联恩（江苏）国际贸易有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 穆联恩（江苏）国际贸易有限公司 filed Critical 穆联恩（江苏）国际贸易有限公司
Priority to JP2023600049U priority Critical patent/JP3243711U/ja
Priority to KR2020237000023U priority patent/KR20230001446U/ko
Publication of WO2022073485A1 publication Critical patent/WO2022073485A1/zh

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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D19/00—Keeping dry foundation sites or other areas in the ground
    • E02D19/06—Restraining of underground water
    • E02D19/12—Restraining of underground water by damming or interrupting the passage of underground water
    • E02D19/18—Restraining of underground water by damming or interrupting the passage of underground water by making use of sealing aprons, e.g. diaphragms made from bituminous or clay material
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/02—Sheet piles or sheet pile bulkheads
    • E02D5/03—Prefabricated parts, e.g. composite sheet piles
    • E02D5/04—Prefabricated parts, e.g. composite sheet piles made of steel
    • E02D5/08—Locking forms; Edge joints; Pile crossings; Branch pieces
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2600/00—Miscellaneous
    • E02D2600/20—Miscellaneous comprising details of connection between elements

Definitions

  • the present application relates to the technical field of construction equipment connection, in particular to a cofferdam locking mechanism.
  • Cofferdam refers to the temporary enclosure structure built for the construction of permanent water conservancy facilities in the construction of water conservancy projects. Its function is to prevent water and soil from entering the construction site of the building, so as to drain the water in the cofferdam, excavate the foundation pit, and build the building. Generally mainly used in hydraulic construction, except as part of formal buildings, cofferdams are generally demolished after use. The height of the cofferdam is higher than the highest water level possible during the construction period.
  • Cofferdams are often made of steel pipe piles, steel sheet piles, and profiled steel, which can effectively stop water and prevent quicksand intrusion.
  • the steel pipe piles, steel sheet piles, and profiled steel need to be connected.
  • the current main leveling method is the L-T form.
  • the thickness of 100 meters will be offset by 4.68 meters.
  • the present application provides a cofferdam locking mechanism, which can effectively solve the above problems.
  • the "C"-shaped connecting portion and the elliptical connecting block Through the cooperation of the "C"-shaped connecting portion and the elliptical connecting block, there will be no relative rotation between the sub-buckle assembly and the female buckle assembly, thereby ensuring that The stability between the connecting piece A and the connecting piece B will not occur relative rotation or relative offset, and the water and sand stopping effects are better.
  • the gap is small, the interlocking force is strong, and it is not easy to decouple, which ensures the overall construction straight line. In the later stage of filling, less material is required, which saves material costs.
  • a cofferdam locking mechanism comprising a female buckle assembly and a sub buckle assembly, the female buckle assembly and the sub buckle assembly are detachably connected, and the female buckle assembly comprises a female buckle connecting rod, a "C"-shaped connecting part, and a connecting piece A, One end of the female buckle connecting rod is connected to the connecting piece A, and the other end is connected to the "C"-shaped connecting part; Connecting connector B, the other end is connected with an oval connecting block.
  • the oval connecting block can be detachably arranged in the groove of the "C"-shaped connecting part. The long axis of the oval connecting block.
  • the inner groove of the "C"-shaped connecting part of the female buckle is oval, and the internal groove of the "C"-shaped connecting part is clearance fit with the oval connecting block of the sub-buckle.
  • the long axis of the oval connecting block The direction is consistent with the direction of the long axis of the groove.
  • the female buckle link and the "C"-shaped connecting part are connected by a transition fillet
  • the sub buckle link and the elliptical connecting block are connected by a transition fillet.
  • the notch of the "C"-shaped connecting portion is an arc-shaped surface connected with the inner wall of the groove, and the arc-shaped surface is matched with the transition fillet in shape.
  • the sub-buckle link is a plate-like structure
  • the female-buckle link is a plate-like structure
  • the thickness is half of the long axis of the elliptical connecting block.
  • the sub-buckle connecting rod is an "L"-shaped structure
  • the female buckle is a plate-like structure
  • the thickness is half of the long axis of the elliptical connecting block.
  • the connecting member A and the connecting member B are both annular, the connecting end of the sub-buckle link and the connecting member B is provided with an arc-shaped groove that cooperates with the connecting member B, and the female link and the connecting member B are provided with an arc-shaped groove.
  • the connecting end of the connecting piece A is provided with an arc-shaped groove matched with the connecting piece A, and the connecting piece A and the connecting piece B are specifically steel pipe piles.
  • the connector A and the connector B are both plate-shaped, and the connector A and the connector B are specifically plates.
  • the female buckle connecting rod is connected to the connecting member A, and the sub-buckling connecting rod and the connecting member B are connected by welding.
  • the length of the gap is greater than the thickness of the sub-buckle connecting rod, and the gap length is smaller than the long axis of the elliptical connecting block, which not only ensures the smooth insertion of the sub-buckling connecting rod, but also prevents the gap between the oval connecting block and the "C"-shaped connecting part. large, which ensures a small gap.
  • the connecting end of the sub-buckle link and the connecting piece B is provided with an arc-shaped groove that cooperates with the connecting piece B, and the connecting end of the female buckle link and the connecting piece A is provided with a
  • the arc-shaped groove matched with the piece A can make the matching of the female buckle link and the sub buckle link more closely, which is convenient for welding connection.
  • Fig. 1 is the front view of this application
  • Fig. 3 is the female buckle structure diagram of the application
  • Fig. 5 is the structural diagram of the utility model in which the connecting member is a steel pipe pile
  • FIG. 6 is a structural diagram of the practical connector as a plate
  • a cofferdam locking mechanism includes a female buckle component and a sub-buckle component.
  • the female buckle component and the sub-buckle component are detachably connected.
  • the female buckle component includes a female buckle connecting rod 4, "C" " type connecting part 3, connecting piece A6, one end of the female buckle link 4 is connected with the connecting piece A6, and the other end is connected with the "C" type connecting part 3,
  • the sub-buckle assembly includes a sub-buckle link 1, an oval connecting block 2 , connecting piece B7, one end of the sub-buckle connecting rod 1 is connected to the connecting piece B7, and the other end is connected to the oval connecting block 2.
  • the oval connecting block 2 is detachably arranged in the "C" type connecting part 3, and the oval connecting block 2 It cooperates with the groove 5 of the "C” type connecting part 3, the groove 5 is elliptical, the long axis direction of the oval connecting block 2 is consistent with the long axis direction of the groove 5, and the elliptical connecting block can ensure stability. After the filling is completed, there will be no relative rotation, and at the same time, the gap can be made relatively small. 4.
  • the connection with the "C" type connecting part 3 is connected by a transition fillet, which can greatly avoid stress accumulation.
  • the connection between the sub-buckle link 1 and the elliptical connecting block 2 is connected by a transition fillet, which can also avoid stress accumulation.
  • the gap of the "C"-shaped connecting part is an arc surface connected to the inner wall of the groove 5.
  • the arc surface and the transition fillet shape match, making the fit tighter and the gap small, avoiding collision during the installation process and causing local stress. If it is too large, it will cause damage.
  • the "C"-shaped connecting part 3 of the female buckle assembly has a notch length greater than the thickness of the sub-buckle link 1, which is convenient for the placement of the child-buckle link 1, and is smaller than the long axis of the elliptical connecting block 2.
  • the gap between the "C"-shaped connecting part 3 and the elliptical connecting block 2 is small, the interlocking force is strong, and it is not easy to decouple, which ensures the overall construction straightness and construction quality.
  • the gap usually requires secondary watering to stop the water. In this application, due to the small gap, there is no need to carry out the secondary water-stopping operation after the construction.
  • the construction error can be controlled within 0.5 meters. When filling in the later stage, less material is required, which saves material cost. With special sealant, it can achieve 99% water and sand blocking effect.
  • the internal groove 5 of the "C"-shaped connecting part 3 of the female buckle assembly is oval, and the internal groove of the "C"-shaped connecting part 3 is in clearance fit with the oval connecting block 2 of the sub-buckle.
  • the relative rotation occurs, thereby ensuring the stability between the connecting piece A6 and the connecting piece B7, no relative rotation or relative offset occurs, and the water and sand stopping effects are better.
  • the buckle connecting rod 4 is a plate, and the thickness is half of the long axis of the oval connecting block 2.
  • the connecting piece A6 and the connecting piece B7 are steel pipe piles.
  • the connecting end of the female buckle connecting rod 4 and the steel pipe pile is provided with an arc-shaped groove that cooperates with the connecting piece A6, which is more closely matched with the steel pipe pile.
  • the symmetrical ends of the steel pipe pile are welded to connect the sub-buckle and the female buckle, one steel pipe pile is inserted into the foundation, and then the second steel pipe pile is matched with the female buckle assembly through the sub-buckle assembly. Insert the foundation into the foundation, connect them in sequence, and form a closed shape as needed, as shown in Figure 5, and then grouting the gap between the sub-button assembly and the female button assembly can complete the cofferdam layout.
  • a cofferdam locking mechanism the difference is that the connector A6 and the connector B7 are plates, the sub-buckle component is welded with the connector B7, and the female component and the connector A6 are connected by welding.
  • the connector A6 and the connector B7 are plates, the sub-buckle component is welded with the connector B7, and the female component and the connector A6 are connected by welding.
  • a cofferdam locking mechanism the difference is that the sub-buckle link 1 is "L"-shaped, the female-buckle link 4 is a plate-like structure, and the thickness of the child-buckle link 1 and the female-buckle link 4 is an ellipse
  • the half of the long axis of the shaped connecting block 2 can be used for the connection of the connecting parts A6 and B7 of the corners.
  • the connection is stable, not easy to rotate, and can effectively block the lateral force.

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Bulkheads Adapted To Foundation Construction (AREA)
PCT/CN2021/122712 2020-10-09 2021-10-08 一种围堰锁扣机构 WO2022073485A1 (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2023600049U JP3243711U (ja) 2020-10-09 2021-10-08 コッファーダムロック機構
KR2020237000023U KR20230001446U (ko) 2020-10-09 2021-10-08 코퍼댐 잠금 메커니즘

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202022229322.7 2020-10-09
CN202022229322.7U CN217105169U (zh) 2020-10-09 2020-10-09 一种围堰锁扣机构

Publications (1)

Publication Number Publication Date
WO2022073485A1 true WO2022073485A1 (zh) 2022-04-14

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PCT/CN2021/122712 WO2022073485A1 (zh) 2020-10-09 2021-10-08 一种围堰锁扣机构

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JP (1) JP3243711U (ko)
KR (1) KR20230001446U (ko)
CN (1) CN217105169U (ko)
WO (1) WO2022073485A1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115559434A (zh) * 2022-11-09 2023-01-03 中建三局第一建设工程有限责任公司 止水钢板连接件、止水组件及其施工方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101111645A (zh) * 2004-12-02 2008-01-23 派尔普罗有限公司 用于板桩的连接元件
CN102900089A (zh) * 2012-10-31 2013-01-30 东南大学 带有遇水膨胀橡胶防水锁口的组合钢桩围堰
CN202810873U (zh) * 2012-09-28 2013-03-20 中铁十六局集团北京工程有限公司 一种管幕连接卡扣
DE102012214965A1 (de) * 2012-08-23 2014-05-15 Pilepro Llc Verbindungselement für Spundbohlen
CN104631435A (zh) * 2015-01-13 2015-05-20 金天德 箱形钢板咬合连续墙的咬合结构
CN208586625U (zh) * 2018-06-07 2019-03-08 上海建工集团股份有限公司 一种止水管幕围护结构
CN209194509U (zh) * 2018-11-16 2019-08-02 宏源精工车轮股份有限公司 一种钢板桩锁扣钢组合结构

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101111645A (zh) * 2004-12-02 2008-01-23 派尔普罗有限公司 用于板桩的连接元件
DE102012214965A1 (de) * 2012-08-23 2014-05-15 Pilepro Llc Verbindungselement für Spundbohlen
CN202810873U (zh) * 2012-09-28 2013-03-20 中铁十六局集团北京工程有限公司 一种管幕连接卡扣
CN102900089A (zh) * 2012-10-31 2013-01-30 东南大学 带有遇水膨胀橡胶防水锁口的组合钢桩围堰
CN104631435A (zh) * 2015-01-13 2015-05-20 金天德 箱形钢板咬合连续墙的咬合结构
CN208586625U (zh) * 2018-06-07 2019-03-08 上海建工集团股份有限公司 一种止水管幕围护结构
CN209194509U (zh) * 2018-11-16 2019-08-02 宏源精工车轮股份有限公司 一种钢板桩锁扣钢组合结构

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115559434A (zh) * 2022-11-09 2023-01-03 中建三局第一建设工程有限责任公司 止水钢板连接件、止水组件及其施工方法
CN115559434B (zh) * 2022-11-09 2023-10-13 中建三局第一建设工程有限责任公司 止水钢板连接件、止水组件及其施工方法

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KR20230001446U (ko) 2023-07-17
JP3243711U (ja) 2023-09-13
CN217105169U (zh) 2022-08-02

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