CN203007932U - Prefabricated reinforced concrete square pile - Google Patents
Prefabricated reinforced concrete square pile Download PDFInfo
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- CN203007932U CN203007932U CN 201220700192 CN201220700192U CN203007932U CN 203007932 U CN203007932 U CN 203007932U CN 201220700192 CN201220700192 CN 201220700192 CN 201220700192 U CN201220700192 U CN 201220700192U CN 203007932 U CN203007932 U CN 203007932U
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- pile top
- reinforced concrete
- prefabricated reinforced
- cage
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Abstract
The utility model discloses a prefabricated reinforced concrete square pile and a manufacture method thereof. The prefabricated reinforced concrete square pile comprises a reinforcement cage, a pile toe assembly, a pile end mesh and high-strength concrete. Main ribs of the reinforcement cage adopt HR400 reinforcing steel bars, the reinforcement cage is composed of cage bodies with an irregularly quadrangular inner cross section and an irregularly quadrangular outer cross section, and the inner cage body and the outer cage body are both manufactured through stirrups in a spiral sliding welding mode. A whole framework is formed by the pile end mesh, the reinforcement cage and the pile toe assembly, a whole solid pile body is formed by the whole framework and the high-strength concrete, the whole solid pile body is formed by a pile main body section and a pile toe section, a cross section of the pile main body section is square, and the pile toe section is in a shape of a square cone. The pile assembled reinforcement cage is molded by mechanical roll welding, so that the prefabricated reinforced concrete square pile can save using quantity of the stirrups, and is advanced in process, convenient to operate, reliable in quality and high in production efficiency. In addition, the high-strength concrete is used for pouring so as to be capable of improving whole strength of the pile.
Description
Technical field
The utility model relates to building materials production and processing field, specifically relates to a kind of Prefabricated Reinforced Concrete Square Pile.
Background technology
According to the design of existing pile foundation, 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 fabrication of reinforcing cage is wasted time and energy, and labour intensity is large, cost of production of poor quality, as to increase concrete pile.
This shows, be necessary precast reinforced concrete pile in prior art is improved.
The utility model content
Task of the present utility model is to solve the technological deficiency that in prior art, the ordinary reinforced concrete stake exists, and a kind of Prefabricated Reinforced Concrete Square Pile is provided.
Its technical solution is:
A kind of Prefabricated Reinforced Concrete Square Pile comprises reinforcing cage, pile top assembly, stake end net sheet and high-strength concrete; The main muscle of reinforcing cage adopts the HRB400 reinforcing bar, and the cage body that is square by inside and outside two sections forms, and inside and outside cage body is slided to weld by the stirrup curl by main muscle respectively and makes; Above-mentioned stake end net sheet, reinforcing cage, pile top assembly form whole skeleton, and whole skeleton and high-strength concrete are formed whole solid pile body, and whole solid pile body is comprised of stake main paragraph and pile top section, and the section of stake main paragraph is positive square, pile top Duan Weifang taper.
Above-mentioned outer cage body is made by the stirrup roll welding of sliding in the shape of a spiral by 4 main muscle; Interior cage body is made by the stirrup roll welding of sliding in the shape of a spiral by 4 main muscle; Inside and outside cage body forms reinforcing cage by colligation or welding.
The thickness of being built formed reinforcement cover by above-mentioned high-strength concrete is 45～60mm.
Above-mentioned pile top assembly comprises pile top steel plate and five piles point dowel, and pile top dowel centered by a pile point dowel wherein is positioned at the center of pile top section, and all the other four piles point dowels are avris pile top dowel, are to be formed by the main muscle bending that is positioned at four jiaos of reinforcing cages; Above-mentioned pile top steel plate one end is connected with pile top center dowel full weld, is welded with parallels or short muscle between the other end and avris pile top dowel, and avris pile top dowel is wound with stirrup outward.
Above-mentioned avris pile top 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.
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 square pile, process not stake end net sheet, the pile top steel plate of concreting, and main muscle is prepared in pile top steel plate and the welding of center pile top dowel;
B adopts sliding welding machine, and the method for welding prepares respectively interior cage body and outer cage body to slide; Then an interior cage body is inserted in an outer cage body and by colligation or welding and form a reinforcing cage, then enter step c;
C places stake end net sheet and is connected with stirrup by colligation or welding manner, and the main muscle that bending pile top end bar cage is four jiaos forms the dowel of pile top, places the pile top steel plate, and is connected with main muscle by welding manner; Make thus the whole skeleton of square pile;
D prepare to be used for makes the mould of square pile, and on mould separant coating, above-mentioned whole skeleton is contained on mould, then enter step e;
E prepares high performance concrete, is poured in mould, and shakes tamping; Then enter step f;
F obtains whole solid pile body after adopting natural curing or stream curing.
The utlity model has following useful technique effect:
In the utility model, stake is joined reinforcing cage and is adopted mechanical roll welding moulding, can save the stirrup consumption, and technique is simple, reliable in quality, and production efficiency is high.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 utility model is illustrated further:
Fig. 1 is the structural principle schematic diagram of a kind of embodiment of the utility model.
Fig. 2 is the A-A sectional structure principle schematic of Fig. 1.
The main muscle of 1. outer cage bodies in figure, the 2. stirrup of outer cage body, the 3. main muscle of interior cage body, the 4. stirrup of interior cage body, 5. end net sheet, 6. reinforcement cover, 7. pile top center dowel, 8. pile top steel plate, 9. short 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, pile top assembly, stake end net sheet and high-strength concrete.The main muscle 1 of reinforcing cage, 3 adopts the HRB400 reinforcing bar, the cage body that is square by inside and outside two sections forms, outer cage body is slided to weld by stirrup 2 curls by main muscle 1 and makes, and interior cage body is slided to weld by stirrup 4 curls by main muscle 3 and makes.Above-mentioned stake end net sheet, reinforcing cage, pile top assembly form whole skeleton, and whole skeleton and high-strength concrete are formed whole solid pile body, and whole solid pile body is comprised of stake main paragraph and pile top section, and the section of stake main paragraph is positive square, pile top Duan Weifang taper.Above-mentioned outer cage body is made by stirrup 2 roll welding of sliding in the shape of a spiral by 4 main muscle 1, and interior cage body is made by stirrup 4 roll welding of sliding in the shape of a spiral by 4 main muscle 3; Inside and outside cage body forms reinforcing cage by colligation or welding.
The thickness of preferably, building formed reinforcement cover 6 by above-mentioned high-strength concrete can be 45～60mm.As to select label be the C60 concrete.
Preferably, above-mentioned pile top assembly comprises five piles points dowels, and pile top dowel 7 centered by a pile point dowel wherein is positioned at the center of pile top section, and all the other four piles point dowels are avris pile top dowel, are to be formed by the main muscle bending that is positioned at four jiaos of reinforcing cages.The pile top assembly also comprises pile top steel plate 8, and pile top steel plate one end is connected with pile top center dowel full weld, is welded with parallels or short muscle 9 between the other end and avris pile top dowel, and avris pile top dowel is wound with stirrup outward; Four avris pile top dowels are 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 * 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 square pile 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 square pile, process not stake end net sheet, the pile top steel plate of concreting, and main muscle is prepared in pile top steel plate and the welding of center pile top dowel;
B adopts sliding welding machine, and the method for welding prepares respectively interior cage body and outer cage body to slide; Then an interior cage body is inserted in an outer cage body and by colligation or welding and form a reinforcing cage, then enter step c;
C places stake end net sheet and is connected with stirrup by colligation or welding manner, and the main muscle that bending pile top end bar cage is four jiaos forms the dowel of pile top, places the pile top steel plate, and is connected with main muscle by welding manner; Make thus the whole skeleton of square pile;
D prepare to be used for makes the mould of square pile, and on mould separant coating, the whole skeleton of square pile is contained on mould, then enter step e;
E prepares high performance concrete, is poured in mould, and shakes tamping; Then enter step f;
F obtains whole solid square pile after adopting natural curing or stream curing.
The relevant technologies content of not addressing in aforesaid way is taked or is used for reference prior art and can realize.
Need to prove, 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 domain of the present utility model.
Claims (7)
1. a Prefabricated Reinforced Concrete Square Pile, is characterized in that comprising reinforcing cage, pile top assembly, stake end net sheet and high-strength concrete; The main muscle of reinforcing cage adopts the HRB400 reinforcing bar, and the cage body that is square by inside and outside two sections forms, and inside and outside cage body is slided to weld by the stirrup curl by main muscle respectively and makes; Above-mentioned stake end net sheet, reinforcing cage, pile top assembly form whole skeleton, and whole skeleton and high-strength concrete are formed whole solid pile body, and whole solid pile body is comprised of stake main paragraph and pile top section, and the section of stake main paragraph is positive square, pile top Duan Weifang taper.
2. a kind of Prefabricated Reinforced Concrete Square Pile according to claim 1 is characterized in that: above-mentioned outer cage body is made by the stirrup roll welding of sliding in the shape of a spiral by 4 main muscle; Interior cage body is made by the stirrup roll welding of sliding in the shape of a spiral by 4 main muscle; Inside and outside cage body forms reinforcing cage by colligation or welding.
3. a kind of Prefabricated Reinforced Concrete Square Pile according to claim 1, it is characterized in that: the thickness of being built formed reinforcement cover by above-mentioned high-strength concrete is 45～60mm.
4. a kind of Prefabricated Reinforced Concrete Square Pile according to claim 1, it is characterized in that: above-mentioned pile top assembly comprises pile top steel plate and five piles point dowel, pile top dowel centered by one pile point dowel, be positioned at the center of pile top section, all the other four pile point dowels are avris pile top dowel, are to be formed by the main muscle bending that is positioned at four jiaos of reinforcing cages; One end of pile top steel plate is connected with pile top center dowel full weld, is welded with parallels or short muscle between the other end and avris pile top dowel, and avris pile top dowel is wound with stirrup outward.
5. a kind of Prefabricated Reinforced Concrete Square Pile according to claim 4 is characterized in that: above-mentioned avris pile top dowel is to use hydraulic machinery will be positioned at a bending and molding of main muscle of four jiaos of reinforcing cages.
6. a kind of Prefabricated Reinforced Concrete Square Pile according to claim 1 is characterized in that: four corners of above-mentioned stake main paragraph are chamfering, and chamfering is of a size of 10 * 45 °～30 * 45 °.
7. a kind of Prefabricated Reinforced Concrete Square Pile according to claim 1, it is characterized in that: the side surface of above-mentioned whole solid pile body is provided with the concrete hemispherical protuberances every certain design pitch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220700192 CN203007932U (en) | 2012-12-17 | 2012-12-17 | Prefabricated reinforced concrete square pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220700192 CN203007932U (en) | 2012-12-17 | 2012-12-17 | Prefabricated reinforced concrete square pile |
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| Publication Number | Publication Date |
|---|---|
| CN203007932U true CN203007932U (en) | 2013-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220700192 Expired - Fee Related CN203007932U (en) | 2012-12-17 | 2012-12-17 | Prefabricated reinforced concrete square pile |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102995628A (en) * | 2012-12-17 | 2013-03-27 | 青岛兴河建材有限公司 | Precast reinforced concrete square pile and manufacturing method thereof |
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2012
- 2012-12-17 CN CN 201220700192 patent/CN203007932U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102995628A (en) * | 2012-12-17 | 2013-03-27 | 青岛兴河建材有限公司 | Precast reinforced concrete square pile and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 Termination date: 20151217 |
|
| EXPY | Termination of patent right or utility model |