CN102995629B - Precast reinforced concrete square pile and manufacturing method thereof - Google Patents
Precast reinforced concrete square pile and manufacturing method thereof Download PDFInfo
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- CN102995629B CN102995629B CN 201210550070 CN201210550070A CN102995629B CN 102995629 B CN102995629 B CN 102995629B CN 201210550070 CN201210550070 CN 201210550070 CN 201210550070 A CN201210550070 A CN 201210550070A CN 102995629 B CN102995629 B CN 102995629B
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- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 17
- 238000004519 manufacturing process Methods 0.000 title abstract description 8
- 238000003466 welding Methods 0.000 claims abstract description 21
- 239000007787 solid Substances 0.000 claims abstract description 14
- 239000011372 high-strength concrete Substances 0.000 claims abstract description 13
- 230000002787 reinforcement Effects 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 6
- 230000003014 reinforcing Effects 0.000 claims description 36
- 210000003205 Muscles Anatomy 0.000 claims description 30
- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 210000002356 Skeleton Anatomy 0.000 claims description 12
- 238000005452 bending Methods 0.000 claims description 9
- 238000002360 preparation method Methods 0.000 claims description 8
- 239000004567 concrete Substances 0.000 claims description 7
- 238000000465 moulding Methods 0.000 claims description 4
- 240000004282 Grewia occidentalis Species 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000004574 high-performance concrete Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 210000003371 Toes Anatomy 0.000 abstract 4
- 238000005516 engineering process Methods 0.000 description 2
- 239000004566 building material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Abstract
The invention discloses a precast reinforced concrete square pile and a manufacturing method thereof. The square pile comprises a reinforcement cage, a pile toe assembly, a pile tip mesh and high-strength concrete, wherein HRB400 reinforcement is adopted as main reinforcement of the reinforcement cage; the reinforcement cage is formed by the main reinforcement manufactured by welding stirrups in a spiral sliding manner; the section of the reinforcement cage is a regular quadrangle; the pile tip mesh, the reinforcement cage and the pile toe assembly form a whole framework; the whole framework and the high-strength concrete form a whole solid pile body; the whole solid pile body is formed by a pile body section and a pile toe section; and the section of the pile body section is square, and the section of the pile toe section is pyramidal. In the invention, as the pile equipped reinforcement cage is formed by mechanical roll welding, the usage amount of the stirrups can be reduced; the square pile has the advantages of advanced process, convenience in operation, reliable quality and high production efficiency; and besides, the whole strength of the pile can be improved by adopting the high-strength concrete for pouring.
Description
Technical field
The present invention relates to building materials production and processing field, specifically relate to a kind of Prefabricated Reinforced Concrete Square Pile, and a kind of preparation method of Prefabricated Reinforced Concrete Square Pile.
Background technology
According to existing pile foundation basic engineering, the ordinary reinforced concrete stake adopts the reinforcing cage of making in advance also to carry out intensive colligation stirrup in process of production, and the main muscle of hoop knot carries out fluid concrete, covering, maintenance through adjustment, inspection, matched moulds and forms.Above-mentioned concrete pile complex manufacturing is and ancient, and reinforcing cage is made and wasted time and energy, and labour intensity is big, cost of production of poor quality, as to increase concrete pile.
This shows, be necessary to precast reinforced concrete pile pile body in the prior art with and preparation method thereof improve.
Summary of the invention
Task of the present invention be to solve ordinary reinforced concrete stake pile body in the prior art with and preparation method thereof the technological deficiency that exists, provide a kind of Prefabricated Reinforced Concrete Square Pile, and a kind of preparation method of Prefabricated Reinforced Concrete Square Pile.
Its technical solution is:
A kind of Prefabricated Reinforced Concrete Square Pile comprises reinforcing cage, the sharp assembly of stake, stake end net sheet and high-strength concrete; The main muscle of reinforcing cage adopts the HRB400 reinforcing bar, and reinforcing cage is slided to weld by the stirrup curl by main muscle and makes, and its section is square; Above-mentioned stake end net sheet, reinforcing cage, the sharp assembly of stake are formed whole skeleton, and whole skeleton and high-strength concrete are formed whole solid pile body, and whole solid pile body is made up of stake main paragraph and stake apical segment, and the section of stake main paragraph is positive square, the stake apical segment side of being taper.
Above-mentioned reinforcing cage by 8 main muscle by stirrup in the shape of a spiral shape slip roll welding make.
The thickness of being built formed reinforcement cover by above-mentioned high-strength concrete is 45～60mm.
The sharp assembly of above-mentioned stake comprises the sharp steel plate of stake and five piles point dowel, and the sharp dowel of stake centered by the pile point dowel wherein is positioned at the center of an apical segment, and all the other four piles point dowels are the sharp dowel of avris stake, are to be formed by the main muscle bending that is positioned at four jiaos of reinforcing cages; Sharp steel plate one end of above-mentioned stake is connected with the sharp center of stake dowel full weld, is welded with parallels or short muscle between the other end and avris stake point dowel, and avris stake point dowel is wound with stirrup outward.
Above-mentioned avris stake point dowel is to use hydraulic machinery will be positioned at a bending and molding of main muscle of four jiaos of reinforcing cages.
Four corners of above-mentioned stake main paragraph are chamfering, and chamfering is of a size of 10～30mm, or 10 * 45 °～30 * 45 °.
The side surface of above-mentioned whole solid pile body is provided with the concrete hemispherical protuberances every certain design pitch.
A kind of preparation method of above-mentioned Prefabricated Reinforced Concrete Square Pile comprises the steps:
The a materials are prepared, and according to the size of required processing side stake, process not stake end net sheet, the sharp steel plate of stake of concreting, and main muscle is prepared in the sharp steel plate of stake and the welding of Center stake point dowel;
B adopts sliding welding machine, prepares reinforcing cage with the method for welding of sliding, and enters step c then;
C places stake end net sheet and is connected with stirrup by colligation or welding manner, and the main muscle that the most advanced and sophisticated reinforcing cage of bending stake is four jiaos forms the dowel of stake point, places the sharp steel plate of stake, and is connected with main muscle by welding manner; The whole skeleton of the side of making stake thus;
D prepare to be used for the mould of the side of makinging, and on mould separant coating, above-mentioned whole skeleton is contained on the mould, enter step e then;
E prepares high performance concrete, is poured in the mould, and shakes tamping; Enter step f then;
F obtains whole solid pile body after adopting natural curing or stream curing.
The present invention has following useful technique effect:
Among the present invention, stake is joined reinforcing cage and is adopted mechanical roll welding moulding, can save the stirrup consumption, and technology advanced person is easy to operate, reliable in quality, production efficiency height.In addition, adopt high-strength concrete to build, can improve the bulk strength of stake.
Description of drawings
Below in conjunction with accompanying drawing and the specific embodiment the present invention is illustrated further:
Fig. 1 is the structural principle schematic diagram of a kind of embodiment of Prefabricated Reinforced Concrete Square Pile among the present invention.
Fig. 2 is the A-A sectional structure principle schematic of Fig. 1.
The main muscle of 1. reinforcing cages among the figure, the 2. stirrup of reinforcing cage, a 3. end net sheet, 4. reinforcement cover, a 5. sharp center dowel, 6. a sharp steel plate is 7. lacked muscle or parallels.
The specific embodiment
In conjunction with Fig. 1 and Fig. 2, a kind of Prefabricated Reinforced Concrete Square Pile comprises reinforcing cage, the sharp assembly of stake, stake end net sheet and high-strength concrete.The main muscle 1 of reinforcing cage adopts the HRB400 reinforcing bar, and reinforcing cage is slided to weld by stirrup 2 curls by main muscle 1 and makes, and the section of reinforcing cage (structure) is square.Above-mentioned stake end net sheet 3, reinforcing cage, the sharp assembly of stake are formed whole skeleton, and whole skeleton and high-strength concrete are formed whole solid pile body, and whole solid pile body is made up of stake main paragraph and stake apical segment, and the section of stake main paragraph is positive square, the stake apical segment side of being taper.
Preferably, above-mentioned reinforcing cage by 8 main muscle by stirrup in the shape of a spiral shape slip roll welding make.
Preferably, the thickness of building formed reinforcement cover 4 by above-mentioned high-strength concrete can be 45～60mm.As to select label for use be the C60 concrete.
Preferably, the sharp assembly of above-mentioned stake comprises five piles point dowel, and the sharp dowel 5 of stake centered by the pile point dowel wherein is positioned at the center of an apical segment, and all the other four piles point dowels are avris stake point dowel, are to be formed by the main muscle bending that is positioned at four jiaos of reinforcing cages.The sharp assembly of stake also comprises the sharp steel plate 6 of stake, and sharp steel plate one end of stake is connected with the sharp center of stake dowel full weld, is welded with parallels or short muscle 7 between the other end and avris stake point dowel, and avris stake point dowel is wound with stirrup outward; Four avris stakes point dowel is to use hydraulic machinery will be positioned at a bending and molding of main muscle of four jiaos of reinforcing cages.
Preferably, four corners of above-mentioned stake main paragraph are chamfering, and chamfering is of a size of 10～30mm, or 10 * 45 °～30 * 45 °.
Preferably, the side surface of above-mentioned whole solid pile body is provided with the concrete hemispherical protuberances every certain design pitch.When side's stake is used as Piles for Friction Piles, can increase pile body frictional force in soil.
A kind of preparation method of above-mentioned Prefabricated Reinforced Concrete Square Pile is characterized in that comprising the steps:
The a materials are prepared, and according to the size of required processing side stake, process not stake end net sheet, the sharp steel plate of stake of concreting, and main muscle is prepared in the sharp steel plate of stake and the welding of Center stake point dowel;
B adopts sliding welding machine, prepares reinforcing cage with the method for welding of sliding, and enters step c then;
C places stake end net sheet and is connected with stirrup by colligation or welding manner, and the main muscle that the most advanced and sophisticated reinforcing cage of bending stake is four jiaos forms the dowel of stake point, places the sharp steel plate of stake, and is connected with main muscle by welding manner; The whole skeleton of the side of making stake thus;
D prepare to be used for the mould of makings side stake, and on mould separant coating, square whole skeleton is contained on the mould, enter step e then;
E prepares high performance concrete, is poured in the mould, and shakes tamping; Enter step f then;
F obtains whole solid side's stake after adopting natural curing or stream curing.
The relevant technologies content of not addressing in the aforesaid way is taked or is used for reference prior art and can realize.
Need to prove that those skilled in the art can also make such or such easy variation pattern under the instruction of this manual, such as equivalent way, or obvious mode of texturing.Above-mentioned variation pattern all should be within protection scope of the present invention.
Claims (2)
1. a Prefabricated Reinforced Concrete Square Pile is characterized in that comprising reinforcing cage, the sharp assembly of stake, stake end net sheet and high-strength concrete; The main muscle of reinforcing cage adopts the HRB400 reinforcing bar, and reinforcing cage is slided to weld by the stirrup curl by main muscle and makes, and its section is square; Above-mentioned stake end net sheet, reinforcing cage, the sharp assembly of stake are formed whole skeleton, and whole skeleton and high-strength concrete are formed whole solid pile body, and whole solid pile body is made up of stake main paragraph and stake apical segment, and the section of stake main paragraph is positive square, the stake apical segment side of being taper; Above-mentioned reinforcing cage by 8 main muscle by stirrup in the shape of a spiral shape slip roll welding make; The thickness of being built formed reinforcement cover by above-mentioned high-strength concrete is 45～60mm; The sharp assembly of above-mentioned stake comprises the sharp steel plate of stake and five piles point dowel, and the sharp dowel of stake centered by the pile point dowel wherein is positioned at the center of an apical segment, and all the other four piles point dowels are the sharp dowel of avris stake, are to be formed by the main muscle bending that is positioned at four jiaos of reinforcing cages; Sharp steel plate one end of above-mentioned stake is connected with the sharp center of stake dowel full weld, is welded with parallels or short muscle between the other end and avris stake point dowel, and avris stake point dowel is wound with stirrup outward; Above-mentioned avris stake point dowel is to use hydraulic machinery will be positioned at a bending and molding of main muscle of four jiaos of reinforcing cages; Four corners of above-mentioned stake main paragraph are chamfering, and chamfering is of a size of 10 * 45 °～30 * 45 °; The side surface of above-mentioned whole solid pile body is provided with the concrete hemispherical protuberances every certain design pitch.
2. the preparation method of a Prefabricated Reinforced Concrete Square Pile as claimed in claim 1 comprises the steps:
The a materials are prepared, and according to the size of required processing side stake, process not stake end net sheet, the sharp steel plate of stake of concreting, and main muscle is prepared in the sharp steel plate of stake and the welding of Center stake point dowel;
B adopts sliding welding machine, prepares reinforcing cage with the method for welding of sliding, and enters step c then;
C places stake end net sheet and is connected with stirrup by colligation or welding manner, and the main muscle that the most advanced and sophisticated reinforcing cage of bending stake is four jiaos forms the dowel of stake point, places the sharp steel plate of stake, and is connected with main muscle by welding manner; The whole skeleton of the side of making stake thus;
D prepare to be used for the mould of the side of makinging, and on mould separant coating, above-mentioned whole skeleton is contained on the mould, enter step e then;
E prepares high performance concrete, is poured in the mould, and shakes tamping; Enter step f then;
F obtains whole solid pile body after adopting natural curing or stream curing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210550070 CN102995629B (en) | 2012-12-17 | 2012-12-17 | Precast reinforced concrete square pile and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210550070 CN102995629B (en) | 2012-12-17 | 2012-12-17 | Precast reinforced concrete square pile and manufacturing method thereof |
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| CN102995629A CN102995629A (en) | 2013-03-27 |
| CN102995629B true CN102995629B (en) | 2013-09-18 |
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| CN104652430A (en) * | 2014-12-30 | 2015-05-27 | 青岛昊河水泥制品有限责任公司 | Composite reinforcement partially prestressed concrete solid square pile and manufacturing method thereof |
| CN104821118B (en) * | 2015-06-03 | 2017-02-22 | 国网冀北电力有限公司唐山供电公司 | Teaching and training method for using of theodolite, and specialized theodolite stake |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201915400U (en) * | 2010-12-24 | 2011-08-03 | 上海中技桩业股份有限公司 | Prestressed solid square pile |
| CN102226339A (en) * | 2011-03-23 | 2011-10-26 | 周晓伟 | Prefabricated high-strength steel fiber reinforced concrete quadrate pile |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB715719A (en) * | 1952-08-18 | 1954-09-22 | Stent Precast Concrete Ltd | Improvements in prestressed concrete piles |
| CN101942832B (en) * | 2010-06-07 | 2012-07-18 | 大连大金马基础建设有限公司 | Full prestressed concrete integral solid square pile with steel pile tip and manufacturing method thereof |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201915400U (en) * | 2010-12-24 | 2011-08-03 | 上海中技桩业股份有限公司 | Prestressed solid square pile |
| CN102226339A (en) * | 2011-03-23 | 2011-10-26 | 周晓伟 | Prefabricated high-strength steel fiber reinforced concrete quadrate pile |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Precast reinforced concrete square pile and manufacturing method thereof Effective date of registration: 20140508 Granted publication date: 20130918 Pledgee: Qingdao Huitong Chinese financing Company limited by guarantee Pledgor: Qingdao Haohe Concrete Products Co., Ltd. Registration number: 2014990000338 |
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| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Chuanbo Inventor after: Yan Qingzhi Inventor after: Chen Haiyang Inventor after: He Fei Inventor after: Zhang Zhaoyu Inventor after: Xu Fei Inventor after: Sun Xiang Inventor after: Wang Fengmin Inventor before: Yan Qingzhi Inventor before: Wang Chuanbo Inventor before: Chen Haiyang Inventor before: He Fei Inventor before: Zhang Zhaoyu Inventor before: Xu Fei Inventor before: Sun Xiang Inventor before: Wang Fengmin |
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Free format text: CORRECT: INVENTOR; FROM: YAN QINGZHI WANG CHUANBO CHEN HAIYANG HE FEI ZHANG ZHAOYU XU FEI SUN XIANGWANG FENGMIN TO: WANG CHUANBO YAN QINGZHI CHEN HAIYANG HE FEI ZHANG ZHAOYU XU FEI SUN XIANG WANG FENGMIN |
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Date of cancellation: 20150728 Granted publication date: 20130918 Pledgee: Qingdao Huitong Chinese financing Company limited by guarantee Pledgor: Qingdao Haohe Concrete Products Co., Ltd. Registration number: 2014990000338 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model |