CN201746844U - Composite steel sheet piling cofferdam construction system - Google Patents
Composite steel sheet piling cofferdam construction system Download PDFInfo
- 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
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- steel sheet
- cofferdam
- composite steel
- construction system
- pile
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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
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.
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)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202258744U Expired - Fee Related CN201746844U (en) | 2010-06-13 | 2010-06-13 | Composite steel sheet piling cofferdam construction system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201746844U (en) |
Cited By (6)
| 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 |
-
2010
- 2010-06-13 CN CN2010202258744U patent/CN201746844U/en not_active Expired - Fee Related
Cited By (8)
| 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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Legal Events
| 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 |