CN101302760A - Ultralong overweight concrete filling pile reinforcement type reinforcing steel bar caging - Google Patents
Ultralong overweight concrete filling pile reinforcement type reinforcing steel bar caging Download PDFInfo
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- CN101302760A CN101302760A CNA2008100536189A CN200810053618A CN101302760A CN 101302760 A CN101302760 A CN 101302760A CN A2008100536189 A CNA2008100536189 A CN A2008100536189A CN 200810053618 A CN200810053618 A CN 200810053618A CN 101302760 A CN101302760 A CN 101302760A
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Abstract
The invention relates to a strengthening steel reinforcement cage of an ultra-long and heavy concrete cast-in-place pile. The strengthening steel reinforcement cage of the invention comprises a steel reinforcement cage which consists of a main vertical reinforcement and a spiral construction hoop surrounding the main reinforcement. The strengthening steel reinforcement cage is characterized in that rigid reinforcing devices are vertically distributed in the steel reinforcement cage section by section, and fixed with the steel reinforcement cage as a whole. The steel reinforcement cage of the invention has the advantages that the reinforcing devices are additionally arranged in the steel reinforcement cage of the ultra-long and heavy concrete cast-in-place pile with a large diameter, which can greatly improve the integral rigidity of the steel reinforcement cage and ensure that the steel reinforcement cage does not bend or deform when being lifted, and the solder joint of the steel reinforcement cage does not crack and loose, as well as guarantee that the steel reinforcement cage can be smoothly hoisted and installed in the hole.
Description
Technical field
The invention belongs to construction foundation working operation technique field, relate in particular to a kind of ultralong overweight concrete filling pile reinforcement type reinforcing steel bar caging.
Background technology
Highrise building or the building that is built on the soft foundation are general all with the in depth following tens meters loads that bear upper building of deposited reinforced concrete pile, the work progress of deposited reinforced concrete pile generally is: earlier with rig in the underground hole that gets out desired depth and diameter, prevent that with mud off hole wall earth from caving in, again with crane will be in advance the reinforcing cage of horizontal colligation moulding hold up and hang in the hole.Reinforcing cage is formed by vertical main muscle with around the helical form structure stirrup of main muscle, and main muscle adopts the twisted steel of circle, and the structure stirrup adopts light circle muscle.General reinforcing cage diameter is in 1200m, long in 40m, when slinging, generally can satisfy the needs of lifting with reinforcing cage self rigidity of colligation and spot welding moulding with crane, need not reinforce or only suspension centre do simple reinforcing both can, reinforcing cage can be loose or distortion.Can finish the hand-hole operation of slinging very easily.In some special engineering, the cross section of designing requirement stake is big, pile body is long, adopts the reinforcing cage of general colligation, spot welding moulding, and reinforcing cage then can't be realized if the above-mentioned conventional hoisting method of use is sling.The slenderness ratio of reinforcing cage, the variation of weight have caused the qualitative change of hanging method, and so huge reinforcing cage can't be sling with conventional method at all.Under the situation that does not change the existing structure of reinforcing cage, when the lifting reinforcing cage, when reaching certain angle, reinforcing cage will flexural deformation, and cause that reinforcing cage solder joint cracking is loose, can't lift hand-hole.
Summary of the invention
The objective of the invention is to overcome the deficiency of above-mentioned technology, and a kind of ultralong overweight concrete filling pile reinforcement type reinforcing steel bar caging is provided, in great diameter and long overweight concrete filling pile reinforcing cage, set up stiffening device, strengthened the integral rigidity of reinforcing cage greatly.
The present invention for achieving the above object, by the following technical solutions: a kind of ultralong overweight concrete filling pile reinforcement type reinforcing steel bar caging, comprise by vertical main muscle and the reinforcing cage formed around the helical form of main muscle structure stirrup, it is characterized in that: segmentation longitudinally is laid with and is fixed into the whole rigidity stiffening device with it in the described reinforcing cage.
Described rigidity stiffening device is made up of truss of angle steel, steel plate ring, triangle support frame, described steel plate ring is welded in reinforcing cage master muscle inboard, the steel plate ring inboard axially is welded with truss of angle steel along main muscle, and the steel plate ring inboard is welded with triangle support frame at grade.
The segmentation in reinforcing cage of described truss of angle steel is arranged in the crane suspension centre zone.
Beneficial effect of the present invention: in great diameter and long overweight concrete filling pile reinforcing cage, set up stiffening device, the integral rigidity of reinforcing cage is strengthened greatly, reinforcing cage can flexural deformation during lifting, and the reinforcing cage solder joint can not ftracture loose yet, can guarantee that reinforcing cage lifts hand-hole smoothly.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 be among Fig. 1 A to partial enlarged drawing;
Fig. 3 is a B-B sectional view among Fig. 1.
Among the figure: 1, main muscle, 2, the structure stirrup, 3, truss of angle steel, 4, steel plate ring, 5, bracing frame, 6, the suspension centre plate, 7, play repeated hole.
The specific embodiment
Describe the specific embodiment of the present invention in detail below in conjunction with accompanying drawing and preferred embodiment.
As shown in the figure, a kind of ultralong overweight concrete filling pile reinforcement type reinforcing steel bar caging comprises by vertical main muscle 1 and the reinforcing cage formed around the helical form of main muscle structure stirrup 2, and segmentation longitudinally is laid with and is fixed into the whole rigidity stiffening device with it in the described reinforcing cage.Described rigidity stiffening device is made up of truss of angle steel 3, steel plate ring 4, triangle support frame 5, described steel plate ring is welded in reinforcing cage master muscle inboard, the steel plate ring inboard axially is welded with truss of angle steel along main muscle, and the steel plate ring inboard is welded with triangle support frame at grade.The segmentation in reinforcing cage of described truss of angle steel is arranged in the crane suspension centre zone, and the described steel plate ring outside is provided with the suspension centre plate 6 that takes up repeated hole 7.Truss of angle steel vertically is welded on the reinforcing cage master muscle by the suspension centre plate, and truss of angle steel is divided two sections settings in reinforcing cage, only is arranged in the crane suspension centre zone every segment length 12m; Steel plate ring places in the reinforcing cage, and with the welding of reinforcing cage master muscle, the suspension centre plate is welded on the steel plate ring, and triangular support bracket is welded in the steel plate ring, is provided with one every 2m.Steel plate ring and truss of angle steel are welded with the weld seam of certain-length.The integral rigidity of reinforcing cage is strengthened greatly.Hanging method adopts two platform cranes, and major-minor bar also lifts hand-hole with the method for 8 liftings of three hooks.The position of steel plate ring setting is the position that crane plays hanging hook, determines as calculated.Engineering construction example: in the underground transportation junction construction works of station, Tianjin, the diameter of design castinplace pile reaches 2200mm, length of reinforcing cage reaches 60m, 47t weighs, the slenderness ratio of reinforcing cage, the variation of weight have caused the qualitative change of hanging method, and so huge reinforcing cage can't be sling with conventional method at all.Under the situation that does not change the existing structure of reinforcing cage, when the lifting reinforcing cage, when reaching certain angle, reinforcing cage will flexural deformation, and cause that reinforcing cage solder joint cracking is loose, can't lift hand-hole, has had a strong impact on construction speed.Adopt reinforcement type reinforcing steel bar caging of the present invention to efficiently solve the problems referred to above, the piling technology of station, Tianjin engineering is broken through, guaranteed station, Tianjin engineering aggregate scheduling, obtain affirming and favorable comment of the Tianjin municipal Party committee and the Ministry of Construction.
The above only is preferred embodiment of the present invention, is not structure of the present invention is done any pro forma restriction.Every foundation technical spirit of the present invention all still belongs in the scope of technical scheme of the present invention any simple modification, equivalent variations and modification that above embodiment did.
Claims (3)
1, a kind of ultralong overweight concrete filling pile reinforcement type reinforcing steel bar caging, comprise by vertical main muscle and the reinforcing cage formed around the helical form of main muscle structure stirrup, it is characterized in that: segmentation longitudinally is laid with and is fixed into the whole rigidity stiffening device with it in the described reinforcing cage.
2, ultralong overweight concrete filling pile reinforcement type reinforcing steel bar caging according to claim 1, it is characterized in that: described rigidity stiffening device is made up of truss of angle steel, steel plate ring, triangle support frame, described steel plate ring is welded in reinforcing cage master muscle inboard, the steel plate ring inboard axially is welded with truss of angle steel along main muscle, and the steel plate ring inboard is welded with triangle support frame at grade.
3, ultralong overweight concrete filling pile reinforcement type reinforcing steel bar caging according to claim 2 is characterized in that: the segmentation in reinforcing cage of described truss of angle steel is arranged in the crane suspension centre zone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100536189A CN101302760A (en) | 2008-06-25 | 2008-06-25 | Ultralong overweight concrete filling pile reinforcement type reinforcing steel bar caging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100536189A CN101302760A (en) | 2008-06-25 | 2008-06-25 | Ultralong overweight concrete filling pile reinforcement type reinforcing steel bar caging |
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| CN101302760A true CN101302760A (en) | 2008-11-12 |
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| CNA2008100536189A Pending CN101302760A (en) | 2008-06-25 | 2008-06-25 | Ultralong overweight concrete filling pile reinforcement type reinforcing steel bar caging |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101786130B (en) * | 2010-01-29 | 2011-06-15 | 天津市建科机械制造有限公司 | Internal stiffening loop thrust unit for CNC steel reinforcement cage molding machine |
| CN102287029A (en) * | 2011-06-20 | 2011-12-21 | 北京工业大学 | High-strength reinforcement built-in ultra high performance concrete (UHPC) beam member |
| CN102328881A (en) * | 2011-08-31 | 2012-01-25 | 中国建筑第二工程局有限公司 | One-time hoisting device and method for ultra-large reinforcement cage |
| CN102828505A (en) * | 2012-08-07 | 2012-12-19 | 中建三局第一建设工程有限责任公司 | Tool type fixing frame for prolonging and protecting cast-in-place pile reinforcement cage |
| CN102839678A (en) * | 2012-09-26 | 2012-12-26 | 上海新强劲工程技术有限公司 | Structure for improving rigidity and stability of foundation pit steel support |
| CN103132509A (en) * | 2013-03-01 | 2013-06-05 | 中天建设集团有限公司 | Bored pile construction process |
| CN103243709A (en) * | 2013-05-20 | 2013-08-14 | 马春根 | Fast noise-free inserting construction method for super long reinforcement cage |
| CN103397629A (en) * | 2013-08-16 | 2013-11-20 | 中国建筑第八工程局有限公司 | Construction method for lifting overlong reinforcement cage by one step |
| CN103758288A (en) * | 2013-11-29 | 2014-04-30 | 中交第二航务工程局有限公司 | Large-volume anti-deformation steel reinforcement cage and binding method thereof |
| CN103754770A (en) * | 2013-11-29 | 2014-04-30 | 中交第四航务工程局有限公司 | Steel reinforcement cage hoisting apparatus |
| CN107829735A (en) * | 2017-11-17 | 2018-03-23 | 金川集团股份有限公司 | A kind of slot raise reservation device and its method |
| CN110029780A (en) * | 2019-05-13 | 2019-07-19 | 中州装备制造股份有限公司 | Skeleton and its production method of putting more energy into and equipment and structural reinforcement |
| CN110090904A (en) * | 2018-01-30 | 2019-08-06 | 润弘精密工程事业股份有限公司 | The method and apparatus for forming the method and steel reinforcement cage and manufacture steel reinforcement cage unit of foundation pile |
| CN111980302A (en) * | 2020-08-07 | 2020-11-24 | 中国十七冶集团有限公司 | Device for controlling gap between main reinforcement and stirrup of reinforcement cage and construction method |
| CN112482395A (en) * | 2020-11-30 | 2021-03-12 | 中铁十一局集团有限公司 | Construction method of cast-in-situ bored pile and inner support supporting structure of rail transit station |
| CN113502807A (en) * | 2021-06-15 | 2021-10-15 | 浙江省建筑设计研究院 | Slow-setting prestressed filling pile reinforcement cage structure and sectional construction method thereof |
-
2008
- 2008-06-25 CN CNA2008100536189A patent/CN101302760A/en active Pending
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101786130B (en) * | 2010-01-29 | 2011-06-15 | 天津市建科机械制造有限公司 | Internal stiffening loop thrust unit for CNC steel reinforcement cage molding machine |
| CN102287029A (en) * | 2011-06-20 | 2011-12-21 | 北京工业大学 | High-strength reinforcement built-in ultra high performance concrete (UHPC) beam member |
| CN102328881A (en) * | 2011-08-31 | 2012-01-25 | 中国建筑第二工程局有限公司 | One-time hoisting device and method for ultra-large reinforcement cage |
| CN102828505B (en) * | 2012-08-07 | 2014-12-03 | 中建三局第一建设工程有限责任公司 | Tool type fixing frame for prolonging and protecting cast-in-place pile reinforcement cage |
| CN102828505A (en) * | 2012-08-07 | 2012-12-19 | 中建三局第一建设工程有限责任公司 | Tool type fixing frame for prolonging and protecting cast-in-place pile reinforcement cage |
| CN102839678A (en) * | 2012-09-26 | 2012-12-26 | 上海新强劲工程技术有限公司 | Structure for improving rigidity and stability of foundation pit steel support |
| CN103132509A (en) * | 2013-03-01 | 2013-06-05 | 中天建设集团有限公司 | Bored pile construction process |
| CN103243709A (en) * | 2013-05-20 | 2013-08-14 | 马春根 | Fast noise-free inserting construction method for super long reinforcement cage |
| CN103397629A (en) * | 2013-08-16 | 2013-11-20 | 中国建筑第八工程局有限公司 | Construction method for lifting overlong reinforcement cage by one step |
| CN103397629B (en) * | 2013-08-16 | 2015-08-05 | 中国建筑第八工程局有限公司 | The disposable construction method for hanging of overlength reinforcing cage |
| CN103758288B (en) * | 2013-11-29 | 2016-01-20 | 中交第二航务工程局有限公司 | Large volume resistance to deformation reinforcing cage and binding method thereof |
| CN103754770A (en) * | 2013-11-29 | 2014-04-30 | 中交第四航务工程局有限公司 | Steel reinforcement cage hoisting apparatus |
| CN103754770B (en) * | 2013-11-29 | 2015-10-28 | 中交第四航务工程局有限公司 | Hoisting device for reinforcement cage |
| CN103758288A (en) * | 2013-11-29 | 2014-04-30 | 中交第二航务工程局有限公司 | Large-volume anti-deformation steel reinforcement cage and binding method thereof |
| CN107829735A (en) * | 2017-11-17 | 2018-03-23 | 金川集团股份有限公司 | A kind of slot raise reservation device and its method |
| CN107829735B (en) * | 2017-11-17 | 2023-08-22 | 金川集团股份有限公司 | Cutting courtyard reservation device and method thereof |
| CN110090904A (en) * | 2018-01-30 | 2019-08-06 | 润弘精密工程事业股份有限公司 | The method and apparatus for forming the method and steel reinforcement cage and manufacture steel reinforcement cage unit of foundation pile |
| CN110029780A (en) * | 2019-05-13 | 2019-07-19 | 中州装备制造股份有限公司 | Skeleton and its production method of putting more energy into and equipment and structural reinforcement |
| CN111980302A (en) * | 2020-08-07 | 2020-11-24 | 中国十七冶集团有限公司 | Device for controlling gap between main reinforcement and stirrup of reinforcement cage and construction method |
| CN112482395A (en) * | 2020-11-30 | 2021-03-12 | 中铁十一局集团有限公司 | Construction method of cast-in-situ bored pile and inner support supporting structure of rail transit station |
| CN113502807A (en) * | 2021-06-15 | 2021-10-15 | 浙江省建筑设计研究院 | Slow-setting prestressed filling pile reinforcement cage structure and sectional construction method thereof |
| CN113502807B (en) * | 2021-06-15 | 2022-08-19 | 浙江省建筑设计研究院 | Slow-setting prestressed cast-in-place pile reinforcement cage structure and segmented construction method thereof |
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Open date: 20081112 |