CN201746844U - Composite steel sheet piling cofferdam construction system - Google Patents

Composite steel sheet piling cofferdam construction system Download PDF

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Publication number
CN201746844U
CN201746844U CN2010202258744U CN201020225874U CN201746844U CN 201746844 U CN201746844 U CN 201746844U CN 2010202258744 U CN2010202258744 U CN 2010202258744U CN 201020225874 U CN201020225874 U CN 201020225874U CN 201746844 U CN201746844 U CN 201746844U
Authority
CN
China
Prior art keywords
steel sheet
cofferdam
composite steel
construction system
pile
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CN2010202258744U
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Chinese (zh)
Inventor
王灵芳
李晓东
杨刚
穆民
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Third Engineering Co Ltd of China Railway Urban Construction Group Co Ltd
Original Assignee
Sixth Engineering Co Ltd of China Railway 22nd Bureau Group Co Ltd
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 Sixth Engineering Co Ltd of China Railway 22nd Bureau Group Co Ltd filed Critical Sixth Engineering Co Ltd of China Railway 22nd Bureau Group Co Ltd
Priority to CN2010202258744U priority Critical patent/CN201746844U/en
Application granted granted Critical
Publication of CN201746844U publication Critical patent/CN201746844U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Piles And Underground Anchors (AREA)

Abstract

Disclosed is a composite steel sheet piling cofferdam construction system, which comprises a square cofferdam composed of a plurality of composite steel sheet piles connected with each other and a three-layer supporting structure fixedly connected in the square cofferdam, lower ends of the composite steel sheet piles sink into the bottom part of a river bed, and the supporting structure comprises a square ring beam and an internal support connected at the corner part of the ring beam. The composite steel sheet piling cofferdam construction system effectively solves the problems of maintaining the safety and stability of the structure, reducing the internal lateral support, increasing the operation space, and reducing times of concrete laminated pouring of a bearing platform; the production process of the composite steel sheet piles is simple; the soil retaining and water retaining effects are good; the intensity is high, and the piles can be driven into hard soil; the occupied space of construction is small, the plugging speed is fast, the construction period is short, and the number of turnover is large; and the construction has obvious environmental protection effect, the access soil volume and the usage amount of concrete can be greatly reduced, and land resources can be effectively protected.

Description

Composite steel plate pile cofferdam construction system
Technical field
The utility model relates to a kind of technical field of building construction, particularly relates to a kind of composite steel plate pile cofferdam construction system.
Background technology
In bridge engineering construction, convenient for constructing, strive for effectively finishing construction task in duty cycle, reduce underwater operation water, guarantee that the safety and stablization of space enclosing structure are the keys that go along with sb. to guard him on the basis.
In the grand bridge deep water bearing platform construction of the Xinhe River, Tianjin Qin special line for passenger trains Yongding, how to guarantee depth of water 8m, foundation ditch 17m under water, and to be subjected to the foundation pit enclosure structure safety and stability of tidal effect be a great technical barrier.
The utility model content
The purpose of this utility model is at the problems referred to above, proposes a kind of composite steel plate pile cofferdam construction system
The technical solution of the utility model is: a kind of composite steel plate pile cofferdam construction system, this construction system comprises several clad steel sheet piles square cofferdam that is interconnected to and three layers of braced structures that are fixedly connected in this square cofferdam, the bottom, riverbed is sunk in described clad steel sheet pile lower end, and described braced structures comprises square collar tie beam and is connected the interior support in collar tie beam bight.
Be provided with guide pile in the described cofferdam.
Described collar tie beam is a H shaped steel, is supported for spiral welded steel pipe in described, supports the bight that is positioned at collar tie beam in this.
Described clad steel sheet pile comprises Larsen IV shaped steel sheet pile, steel plate, i iron, and the cross sectional shape of described Larsen IV shaped steel sheet pile is near the U type, and described steel plate is welded on the U type back side, and described i iron is welded on U type inboard.
Connect by the snap close that is positioned at Larsen IV shaped steel sheet pile edge between the described adjacent clad steel sheet pile.
The beneficial effects of the utility model
1. adopt composite steel plate pile cofferdam construction system, efficiently solve the safety and stablization of enclosed structure, reduced the inner transverse support, increased working space, reduced cushion cap concreting in lifts number of times.
2. compound steel sheet pile manufacture craft is simple; Retaining is native, dash is effective; The intensity height is easy to squeeze into hard soil layer; The construction area space is little, and the slotting speed of beating is fast, short construction period, and the number of turnover is many.
3. construction has the remarkable environmental effect, has reduced the amount of fetching earth and concrete use amount in a large number, has protected land resources effectively.
Description of drawings
Fig. 1 is the structural representation of facing of this composite steel plate pile cofferdam construction system
Fig. 2 is the plan structure schematic diagram of this composite steel plate pile cofferdam construction system
Fig. 3 is clad steel sheet pile and the abutment structure schematic diagram among Fig. 2
The specific embodiment
Referring to Fig. 1-Fig. 3,1. clad steel sheet piles among the figure, 2. collar tie beam, support in 3., 4. guide pile, 5. cushion cap, 6. enlarge basis, 7. pier shaft, wherein, 1-1. Larsen IV shaped steel sheet pile, 1-2. steel plate, 1-3. i iron, 1-4. snap close, 2-1. first floor collar tie beam, 2-2. second layer collar tie beam, the 3rd layer of collar tie beam of 2-3..
Embodiment: a kind of composite steel plate pile cofferdam construction system, this construction system comprises several clad steel sheet piles square cofferdam that is interconnected to and three layers of braced structures that are fixedly connected in this square cofferdam, the bottom, riverbed is sunk in described clad steel sheet pile lower end, and described braced structures comprises square collar tie beam and is connected the interior support in collar tie beam bight.
Be provided with guide pile in the described cofferdam.
Described collar tie beam is a H shaped steel, is supported for spiral welded steel pipe in described, supports the bight that is positioned at collar tie beam in this.
Described clad steel sheet pile comprises Larsen IV shaped steel sheet pile, steel plate, i iron, and the cross sectional shape of described Larsen IV shaped steel sheet pile is near the U type, and described steel plate is welded on the U type back side, and described i iron is welded on U type inboard.
Connect by the snap close that is positioned at Larsen IV shaped steel sheet pile edge between the described adjacent clad steel sheet pile.

Claims (5)

1. composite steel plate pile cofferdam construction system, it is characterized in that: this construction system comprises several clad steel sheet piles square cofferdam that is interconnected to and three layers of braced structures that are fixedly connected in this square cofferdam, the bottom, riverbed is sunk in described clad steel sheet pile lower end, and described braced structures comprises square collar tie beam and is connected the interior support in collar tie beam bight.
2. composite steel plate pile cofferdam construction system according to claim 1 is characterized in that: be provided with guide pile in the described cofferdam.
3. composite steel plate pile cofferdam construction system according to claim 1 is characterized in that: described collar tie beam is a H shaped steel, is supported for spiral welded steel pipe in described, supports the bight that is positioned at collar tie beam in this.
4. composite steel plate pile cofferdam construction system according to claim 1, it is characterized in that: described clad steel sheet pile comprises Larsen IV shaped steel sheet pile, steel plate, i iron, the cross sectional shape of described Larsen IV shaped steel sheet pile is near the U type, described steel plate is welded on the U type back side, and described i iron is welded on U type inboard.
5. composite steel plate pile cofferdam construction system according to claim 4 is characterized in that: connect by the snap close that is positioned at Larsen IV shaped steel sheet pile edge between the described adjacent clad steel sheet pile.
CN2010202258744U 2010-06-13 2010-06-13 Composite steel sheet piling cofferdam construction system Expired - Fee Related CN201746844U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010202258744U CN201746844U (en) 2010-06-13 2010-06-13 Composite steel sheet piling cofferdam construction system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010202258744U CN201746844U (en) 2010-06-13 2010-06-13 Composite steel sheet piling cofferdam construction system

Publications (1)

Publication Number Publication Date
CN201746844U true CN201746844U (en) 2011-02-16

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Family Applications (1)

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CN2010202258744U Expired - Fee Related CN201746844U (en) 2010-06-13 2010-06-13 Composite steel sheet piling cofferdam construction system

Country Status (1)

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CN (1) CN201746844U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103061346A (en) * 2013-01-11 2013-04-24 东南大学 Steel plate pile utilizing bolt connection and H-shaped combined foundation pit support structure
CN104196042A (en) * 2014-08-15 2014-12-10 中国建筑第六工程局有限公司 Steel sheet pile cofferdam structure construction method
CN106120710A (en) * 2016-06-28 2016-11-16 河海大学 A kind of I shape composite steel plate pile
CN108277815A (en) * 2018-03-19 2018-07-13 中国五冶集团有限公司 The cofferdam structure and its construction method constructed for water intaking header structure in river
CN110565667A (en) * 2019-09-29 2019-12-13 中铁大桥局第九工程有限公司 Steel sheet pile cofferdam with slip casting platform
CN113338304A (en) * 2021-06-28 2021-09-03 河北工业大学 HZ type foundation pit support structure combined with prestressed anchor cables and use method

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103061346A (en) * 2013-01-11 2013-04-24 东南大学 Steel plate pile utilizing bolt connection and H-shaped combined foundation pit support structure
CN104196042A (en) * 2014-08-15 2014-12-10 中国建筑第六工程局有限公司 Steel sheet pile cofferdam structure construction method
CN104196042B (en) * 2014-08-15 2015-12-09 中国建筑第六工程局有限公司 A kind of steel sheet pile cofferdam structure construction method
CN106120710A (en) * 2016-06-28 2016-11-16 河海大学 A kind of I shape composite steel plate pile
CN108277815A (en) * 2018-03-19 2018-07-13 中国五冶集团有限公司 The cofferdam structure and its construction method constructed for water intaking header structure in river
CN108277815B (en) * 2018-03-19 2023-03-14 中国五冶集团有限公司 Cofferdam structure for construction of water taking head structure in river and construction method thereof
CN110565667A (en) * 2019-09-29 2019-12-13 中铁大桥局第九工程有限公司 Steel sheet pile cofferdam with slip casting platform
CN113338304A (en) * 2021-06-28 2021-09-03 河北工业大学 HZ type foundation pit support structure combined with prestressed anchor cables and use method

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: 3RD ENGINEERING CO., LTD. OF CHINA RAILWAY URBAN C

Free format text: FORMER NAME: THE NO.6 ENGINEERING CO., LTD. OF CHINA RAILWAY 22TH BUREAU GROUP

CP03 Change of name, title or address

Address after: 300451 Tianjin Binhai New Area, Tanggu new North Road, No. 4668

Patentee after: 3RD ENGINEERING COMPANY LTD. OF CHINA RAILWAY URBAN CONSTRUCTION GROUP

Address before: 150006, Heilongjiang, Nangang Province, Harbin District, 128 trees Street

Patentee before: CR22BG No.6 Engineering Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110216

Termination date: 20170613

CF01 Termination of patent right due to non-payment of annual fee