CN203007931U - Prefabricated reinforced concrete square pile - Google Patents
Prefabricated reinforced concrete square pile Download PDFInfo
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- CN203007931U CN203007931U CN 201220697077 CN201220697077U CN203007931U CN 203007931 U CN203007931 U CN 203007931U CN 201220697077 CN201220697077 CN 201220697077 CN 201220697077 U CN201220697077 U CN 201220697077U CN 203007931 U CN203007931 U CN 203007931U
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Abstract
The utility model discloses a prefabricated reinforced concrete square pile which is characterized by comprising a steel reinforcement cage, a pile tip component, a pile end mesh sheet and high-strength concrete. HRB 400 steel ribs are adopted as main ribs of the steel reinforcement cage, and the main ribs are welded through stirrups in spiral and sliding modes to form the steel reinforcement cage. The section of the steel reinforcement cage is in a perfect quadrangle shape, and the pile end mesh sheet, the steel reinforcement cage and the pile tip component form an integral framework which is combined with the high-strength concrete to form a solid pile body composed of a pile main body segment and a pile tip segment. The section of the pile main body segment is in a square shape, and the section of the pile tip segment is in a square cone shape. The steel reinforcement cage of the pile is molded through mechanical rolling welding, stirrup using quantity can be saved, the technology is advanced, operation is convenient, quality is reliable, and production efficiency is high. In addition, the integral strength of the pile can be improved through casting of the high-strength concrete.
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 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, 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 reinforcing cage is made by the stirrup roll welding of sliding in the shape of a spiral by 8 main muscle.
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, prepares reinforcing cage with the method for welding of sliding, and then enters 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 advanced, and is easy to operate, 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 Prefabricated Reinforced Concrete Square Pile in the utility model.
Fig. 2 is the A-A sectional structure principle schematic of Fig. 1.
The main muscle of 1. reinforcing cages in figure, the 2. stirrup of reinforcing cage, 3. end net sheet, 4. reinforcement cover, 5. pile top center dowel, 6. pile top steel plate, 7. 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 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, 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.
Preferably, above-mentioned reinforcing cage is made by the stirrup roll welding of sliding in the shape of a spiral by 8 main muscle.
The thickness of preferably, building formed reinforcement cover 4 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 5 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 6, and pile top steel plate one end is connected with pile top center dowel full weld, is welded with parallels or short muscle 7 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, prepares reinforcing cage with the method for welding of sliding, and then enters 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 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, 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 reinforcing cage is made by the stirrup roll welding of sliding in the shape of a spiral by 8 main muscle.
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 a pile point dowel wherein, 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; 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.
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 201220697077 CN203007931U (en) | 2012-12-17 | 2012-12-17 | Prefabricated reinforced concrete square pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220697077 CN203007931U (en) | 2012-12-17 | 2012-12-17 | Prefabricated reinforced concrete square pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203007931U true CN203007931U (en) | 2013-06-19 |
Family
ID=48599540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220697077 Expired - Fee Related CN203007931U (en) | 2012-12-17 | 2012-12-17 | Prefabricated reinforced concrete square pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203007931U (en) |
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2012
- 2012-12-17 CN CN 201220697077 patent/CN203007931U/en not_active Expired - Fee Related
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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 |