CN104818726A - Connecting structure of steel pipe pile and reinforced concrete bearing platform - Google Patents
Connecting structure of steel pipe pile and reinforced concrete bearing platform Download PDFInfo
- Publication number
- CN104818726A CN104818726A CN201510261250.5A CN201510261250A CN104818726A CN 104818726 A CN104818726 A CN 104818726A CN 201510261250 A CN201510261250 A CN 201510261250A CN 104818726 A CN104818726 A CN 104818726A
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- steel pipe
- pipe pile
- pile
- steel
- connecting structure
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
Abstract
The invention discloses a connecting structure of a steel pipe pile and a reinforced concrete bearing platform. The connecting structure comprises the steel pipe pile embedded in the bearing platform and a plurality of vertical connecting steel bars welded to the steel pipe pile. The steel pipe pile comprises a steel pipe pile upper section pile, a lengthened steel pipe section is welded to the top of the steel pipe pile upper section pile, an annular connecting plate is horizontally arranged on the top surface of the lengthened steel pipe section, and the vertical connecting steel bars are welded to the surface of the annular connecting plate at intervals. The connecting structure not only is easier to construct and has higher firmness in connector connection, but also greatly reduces field welding workload.
Description
Technical field
The present invention relates to building and bridge field, the particularly connecting structure of a kind of steel pipe pile and reinforced concrete pile cap.
Background technology
The steel pipe pile of prior art is high owing to having supporting capacity, can adapt to the fluctuations of bearing course at pile end, spreading, prescinds conveniently, on advantages such as the impact of environment are little, becomes a kind of pile foundation form that building and bridge field often adopt.
As depicted in figs. 1 and 2, being rigidly connected of steel pipe pile 20 and cushion cap 10 is general by being imbedded by steel pipe pile 20 in cushion cap 10 after certain length, steel pipe pile outer wall 21 welds a vertical connecting reinforcement 40 of circle and stretches in cushion cap 10, in the certain length of steel pipe top, fill in reinforcing cage 30 simultaneously, in reinforcing cage 30, longitudinal reinforcement also stretches in cushion cap, with cushion cap reinforcing bar binding reinforcing cage integrally, then build wadding weft variation and the cushion cap concrete of steel pipe top, finally realize being rigidly connected of steel pipe pile 20 and cushion cap 10.
But, because steel pipe pile outer wall 21 generally needs the vertical connecting reinforcement 40 welding a greater number, be linear contact lay when adding and weld along steel pipe pile outside wall surface, therefore operate very inconvenient, and the welding job amount at scene is also larger.In addition, at steel pipe pile outer wall Site Welding reinforcing bar, length and the welding quality of vertical connecting reinforcement welding during welding are all difficult to ensure.And the welding quality of outer wall welded reinforcement realizes steel pipe pile and the rigidly connected important guarantee of cushion cap exactly.
Therefore, need to propose one and more easily ensure joint quality, facilitate the steel pipe pile of site operation and the connecting structure of reinforced concrete pile cap.
Summary of the invention
Because the above-mentioned defect of prior art, the invention provides one and more easily ensure joint quality, facilitate the steel pipe pile of site operation and the connecting structure of reinforced concrete pile cap, it comprises: imbed the steel pipe pile in cushion cap and some vertical connecting reinforcements being welded in described steel pipe pile, it is characterized in that, described steel pipe pile comprises on steel pipe pile and saves stake, the welded top one that described steel pipe pile saves stake lengthens lengths of steel pipes, the end face of described lengthening lengths of steel pipes has been horizontally disposed with an annular connecting plate, interval welding (such as adopting the welding manner of arc stud welding commonly known in the art) described vertical connecting reinforcement on the plate face of described annular connecting plate.
In certain embodiments, described steel pipe pile saves stake top and embed reinforcing cage, described reinforcing cage comprises and somely stretches into longitudinal reinforcement in cushion cap and stirrup.Arrange longitudinal reinforcement in reinforcing cage and cage in the present embodiment and stirrup portion can adopt technology commonly known in the art to realize, the improvement place of this reinforcing cage part non-invention, and therefore not to repeat here.
In certain embodiments, described annular connecting plate is a horizontal annular steel plate.Certainly, replacing as one, can also be that other has certain bonding strength and is convenient to the metal sheet of welding.
On the basis meeting this area general knowledge, above-mentioned each optimum condition, can be combined, and obtains each preferred embodiment of the present invention.
Beneficial effect of the present invention: the present invention adopts and save stake top place's connection one section lengthening lengths of steel pipes on steel pipe pile, due to lengthen lengths of steel pipes can in steel work factory prior overall processing shaping, take Site Welding again, so just need not be welded to connect reinforcing bar in side one by one around the side wall surface of steel pipe column at the scene again.And only connecting reinforcement need be welded on the doughnut-shaped steel plate of level by arc stud welding, therefore welding operation is very convenient, and Site Welding workload significantly reduces than traditional sidewall weld workload.
In addition, a kind of welding procedure that electric arc stud welding of the present invention the most often adopts when being the WELDING STUDS welding of compound beam steel work top, technical maturity, switching performance is reliable, easy construction, therefore, uses it for the connection of plain bars and steel pipe pile top steel plate in the present invention, construction is easier, and joint connects more firm.Greatly facilitate the steel pipe pile of site operation and the connection of reinforced concrete pile cap.
Be described further below with reference to the technique effect of accompanying drawing to design of the present invention, concrete structure and generation, to understand object of the present invention, characteristic sum effect fully.
Accompanying drawing explanation
Fig. 1 is the steel pipe pile elevation of traditional method.
Fig. 2 is the sectional view of A-A in Fig. 1.
Fig. 3 is steel pipe pile elevation of the present invention.
Fig. 4 is the structure chart of the lengthening lengths of steel pipes in Fig. 3.
Fig. 5 is the amplification view of B-B in Fig. 4.
Description of reference numerals: conventional art: cushion cap 10, steel pipe pile 20, steel pipe pile outer wall 21, reinforcing cage 30, vertically connecting reinforcement 40,
The present invention: cushion cap 1, steel pipe pile 2, steel pipe pile save stake 201, top 2011, reinforcing cage 3, longitudinal reinforcement 31, stirrup 32, vertical connecting reinforcement 4, lengthen lengths of steel pipes 5, horizontal annular steel plate 51
Detailed description of the invention
Enumerate preferred embodiment below, and come by reference to the accompanying drawings clearlyer intactly the present invention to be described.
Embodiment
The object of the invention is to be achieved through the following technical solutions: as shown in Fig. 3 ~ Fig. 5, the connecting structure of the steel pipe pile that the present embodiment provides and reinforced concrete pile cap comprises: imbed the steel pipe pile 2 in cushion cap 1, described steel pipe pile 2 comprises on steel pipe pile and saves stake 201, the top 2011 that steel pipe pile saves stake 201 is welded with a trifle and lengthens lengths of steel pipes 5, the end face lengthening lengths of steel pipes 5 arranges horizontal annular steel plate 51, the mode of electric arc stud welding is adopted to weld required vertical connecting reinforcement 4 at the end face of horizontal annular steel plate 51, simultaneously fill in reinforcing cage 3 saving from steel pipe pile in the certain length of stake 201 top.
Reinforcing cage 3 is provided with some longitudinal reinforcements 31 and stirrup 32, and longitudinal reinforcement 31 stretches into cushion cap 1, fixes with the reinforcing bar binding in cushion cap 1, after building steel pipe pile wadding weft variation and cushion cap concrete, then realizes being rigidly connected of steel pipe pile 2 and cushion cap 1.
The present invention's one section of connecting owing to steel pipe pile saving stake 201 place lengthen lengths of steel pipes 5 can in steel work factory prior overall processing shaping, then take Site Welding, so just need not more extremely scene weld vertical connecting reinforcement 4 one by one around the side wall surface of steel pipe column.Therefore not only welding operation is convenient, and the welding job amount at scene significantly reduces than traditional on-the-spot sidewall weld workload.
In addition, a kind of welding procedure the most often adopted when electric arc stud welding of the present invention is the WELDING STUDS welding of compound beam steel work top, technical maturity, switching performance is reliable, easy construction.
Therefore, the present invention is used for the connection of plain bars and steel pipe pile top steel plate, construction is easier, and joint connects more firm; And greatly facilitate the steel pipe pile of site operation and the connection of reinforced concrete pile cap.
More than describe each preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just design according to the present invention can make many modifications and variations without the need to creative work.Therefore, all technician in the art, all should by the determined protection domain of claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (1)
1. the connecting structure of a steel pipe pile and reinforced concrete pile cap, it comprises: imbed the steel pipe pile in cushion cap and some vertical connecting reinforcements being welded in described steel pipe pile, it is characterized in that, described steel pipe pile comprises on steel pipe pile and saves stake, the welded top one that described steel pipe pile saves stake lengthens lengths of steel pipes, the end face of described lengthening lengths of steel pipes has been horizontally disposed with an annular connecting plate, the described vertical connecting reinforcement of interval welding on the plate face of described annular connecting plate; The top described steel pipe pile saving stake embeds reinforcing cage, and described reinforcing cage comprises and somely stretches into longitudinal reinforcement in cushion cap and stirrup; Described annular connecting plate is a horizontal annular steel plate.
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CN201510261250.5A CN104818726A (en) | 2015-05-21 | 2015-05-21 | Connecting structure of steel pipe pile and reinforced concrete bearing platform |
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CN201510261250.5A CN104818726A (en) | 2015-05-21 | 2015-05-21 | Connecting structure of steel pipe pile and reinforced concrete bearing platform |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018000879A1 (en) * | 2016-06-28 | 2018-01-04 | 广东中科华大工程技术检测有限公司 | Steel pipe prestressed cast-in-place stabilizing sealed pile device |
CN108239919A (en) * | 2017-07-26 | 2018-07-03 | 北京九州动脉隧道技术有限公司 | The device and construction method of a kind of underwater cushion cap, the underwater cushion cap of structure |
CN108914961A (en) * | 2018-08-03 | 2018-11-30 | 福州铭林钢塔钢构制造有限公司 | Using the communication iron tower foundation and construction method of Screw Anchor |
CN112045285A (en) * | 2020-07-15 | 2020-12-08 | 中交第一航务工程局有限公司 | Steel pipe pile shear key installation process |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1458345A (en) * | 2003-04-29 | 2003-11-26 | 立基工程有限公司 | Combined pile section with reinfored horizontal bending strength and rigidity and its construction method |
KR20060064994A (en) * | 2004-12-09 | 2006-06-14 | 노춘복 | A pile head reinforcement structure of precastconcrete pile |
CN202073111U (en) * | 2011-05-04 | 2011-12-14 | 江苏建华管桩有限公司 | Connection structure of a concrete pile and a bearing platform |
CN102720206A (en) * | 2012-07-16 | 2012-10-10 | 南京工业大学 | Novel connecting structure of prestressed concrete pile and cushion cap |
CN202809633U (en) * | 2012-10-10 | 2013-03-20 | 上海市城市建设设计研究总院 | Connecting structure of pre-stressed high-strength concrete (PHC) pipe pile and bearing platform |
CN204645072U (en) * | 2015-05-21 | 2015-09-16 | 上海市城市建设设计研究总院 | The connecting structure of steel pipe pile and reinforced concrete pile cap |
-
2015
- 2015-05-21 CN CN201510261250.5A patent/CN104818726A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1458345A (en) * | 2003-04-29 | 2003-11-26 | 立基工程有限公司 | Combined pile section with reinfored horizontal bending strength and rigidity and its construction method |
KR20060064994A (en) * | 2004-12-09 | 2006-06-14 | 노춘복 | A pile head reinforcement structure of precastconcrete pile |
CN202073111U (en) * | 2011-05-04 | 2011-12-14 | 江苏建华管桩有限公司 | Connection structure of a concrete pile and a bearing platform |
CN102720206A (en) * | 2012-07-16 | 2012-10-10 | 南京工业大学 | Novel connecting structure of prestressed concrete pile and cushion cap |
CN202809633U (en) * | 2012-10-10 | 2013-03-20 | 上海市城市建设设计研究总院 | Connecting structure of pre-stressed high-strength concrete (PHC) pipe pile and bearing platform |
CN204645072U (en) * | 2015-05-21 | 2015-09-16 | 上海市城市建设设计研究总院 | The connecting structure of steel pipe pile and reinforced concrete pile cap |
Non-Patent Citations (1)
Title |
---|
马福临: "《电弧螺柱焊理论基础与应用》", 30 November 2002, 北京理工大学出版社 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018000879A1 (en) * | 2016-06-28 | 2018-01-04 | 广东中科华大工程技术检测有限公司 | Steel pipe prestressed cast-in-place stabilizing sealed pile device |
CN108239919A (en) * | 2017-07-26 | 2018-07-03 | 北京九州动脉隧道技术有限公司 | The device and construction method of a kind of underwater cushion cap, the underwater cushion cap of structure |
CN108914961A (en) * | 2018-08-03 | 2018-11-30 | 福州铭林钢塔钢构制造有限公司 | Using the communication iron tower foundation and construction method of Screw Anchor |
CN112045285A (en) * | 2020-07-15 | 2020-12-08 | 中交第一航务工程局有限公司 | Steel pipe pile shear key installation process |
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Application publication date: 20150805 |
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