CN202208916U - High-strength concrete prefabricated pile - Google Patents
High-strength concrete prefabricated pile Download PDFInfo
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- CN202208916U CN202208916U CN2011202995571U CN201120299557U CN202208916U CN 202208916 U CN202208916 U CN 202208916U CN 2011202995571 U CN2011202995571 U CN 2011202995571U CN 201120299557 U CN201120299557 U CN 201120299557U CN 202208916 U CN202208916 U CN 202208916U
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- reinforced plastic
- fiber reinforced
- cage skeleton
- reinforcement cage
- strength concrete
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Abstract
The utility model discloses a high-strength concrete prefabricated pile, which comprises a steel reinforcement cage skeleton and is characterized in that fiber reinforced plastic ribs are arranged in the steel reinforcement cage skeleton. The two ends of the steel reinforcement cage skeleton are respectively provided with an end plate. Concrete is cast on both the steel reinforcement cage skeleton and the fiber reinforced plastic ribs, so that the steel reinforcement cage skeleton, the fiber reinforced plastic ribs and the end plates are integrally combined into one piece. Meanwhile, the center of the integrally combined pile body is provided with a central circular hole penetrating the entire pile body. Due to the adoption of the high-strength concrete prefabricated pile, the shortcomings in the prior art are overcome. The high-strength concrete prefabricated pile is good in horizontal bending resistance, carrying capacity and anti-pulling carrying capacity. The single pile is high in vertical carrying capacity and strong in shock resistance. Therefore, the high-strength concrete prefabricated pile is suitable for projects with higher demands on the bending resistance and anti-pulling performance.
Description
Technical field
The utility model relates to a kind of high-strength concrete preformed pile.
Background technology
Along with the raising of the significance level of modern building and the continuous increase of building height; Supporting capacity to ground is had higher requirement; Natural ground can better not born the load that upper building transmits; Use at present steel concrete to do the foundation pile of ground, with pile press stake being pressed into becomes foundation pile after underground, lets foundation pile top carry building.Wherein the prestressed concrete stake is more outstanding, is widely used in its superior performance in the Foundation Designs construction such as building, road, harbour.Its structure of prestressed concrete preformed pile of production and sales in the market mainly is made up of a prestressed reinforcement cage skeleton, two end plates, two blocks of anchor ear plates and concrete; Its characteristic is mainly the requirement of satisfying vertical carrying and designs, and does not consider the effect of its horizontal loading and vertically pulling-resistant.Recently have pile tube is applied in the part field of civil engineering such as building construction excavation, municipal engineering excavation, underground structure excavation; But the horizontal anti-bending bearing capacity of the prestressed concrete pipe pile that adopts existing production method to produce is general, fragility is big, extraction-resistant behavior is general, in the difficult requirement of satisfying some engineering designs and actual use aspect bending resistance and the resistance to plucking.
The utility model content
The purpose of the utility model is in order to overcome weak point of the prior art, provides that a kind of horizontal anti-bending bearing capacity is good, anti-pulling capacity is high, vertical bearing capacity of single pile is high, shock resistance is strong, is applicable to a kind of high-strength concrete preformed pile of the engineering that bending resistance, resistance to plucking are had relatively high expectations.
In order to achieve the above object, the utility model adopts following scheme:
A kind of high-strength concrete preformed pile; Comprise reinforcement cage skeleton; It is characterized in that: in described reinforcement cage skeleton, be provided with fiber reinforced plastic rod; On described reinforcement cage skeleton two ends, be respectively equipped with end plate, on described reinforcement cage skeleton, fiber reinforced plastic rod, be cast with concrete and make reinforcement cage skeleton, fiber reinforced plastic rod and end plate integrated, and in the middle of integrated pile body, form the center hole that runs through whole pile body.
Aforesaid a kind of high-strength concrete preformed pile is characterized in that described fiber reinforced plastic rod is circular layout between the main reinforcement of described reinforcement cage skeleton.
Aforesaid a kind of high-strength concrete preformed pile; It is characterized in that described fiber reinforced plastic rod is many; Described plurality of fibers reinforced plastic muscle and fibre reinforced plastics stirrup are woven into fiber reinforced plastic rod keel frame, and described fiber reinforced plastic rod keel frame is arranged in the described reinforcement cage skeleton.
Any high-strength concrete preformed pile as above is characterized in that described fiber reinforced plastic rod is glass fiber muscle, carbon fibre bar, aramid fiber reinforced plastic bars, basalt fibre muscle, boron fibre muscle, ceramic fibre muscle, gathers a kind of in the third hydrocarbon fiber muscle, PBO organic fiber muscle, metallic fiber muscle or the assorted fibre muscle.
Aforesaid a kind of high-strength concrete preformed pile is characterized in that described pile body is circular or square or regular polygon.
Aforesaid a kind of high-strength concrete preformed pile is characterized in that described reinforcement cage skeleton comprises a plurality of main reinforcements, is welded with spiral stirrup on described main reinforcement.
Aforesaid a kind of high-strength concrete preformed pile is characterized in that the cross section of described reinforcement cage skeleton is circular or square or regular polygon.
Aforesaid a kind of high-strength concrete preformed pile is characterized in that described fiber reinforced plastic rod is 3～30.
Aforesaid a kind of high-strength concrete preformed pile is characterized in that described main reinforcement is a prestressed reinforcement, and its quantity is 3～30.
Aforesaid a kind of high-strength concrete preformed pile is characterized in that described prestressed reinforcement is that concrete is used rod iron, and described spiral bar is a hand-drawn wire.
Aforesaid a kind of high-strength concrete preformed pile is characterized in that the cross section of described fiber reinforced plastic rod cage skeleton is circular or square or polygon;
Aforesaid a kind of high-strength concrete preformed pile, diameter or the length of side that it is characterized in that described fiber reinforced plastic rod cage skeleton less than or greater than the diameter or the length of side of prestressed reinforcement cage skeleton;
Aforesaid a kind of high-strength concrete preformed pile is characterized in that the diameter of described fiber reinforced plastic rod is identical with the diameter of prestressed reinforcement, and described quantity of mixing fiber reinforced plastic rod is identical with the diameter of prestressed reinforcement.
Aforesaid a kind of high-strength concrete preformed pile is characterized in that the described diameter of mixing fiber reinforced plastic rod is different with the diameter of prestressed reinforcement, and described quantity of mixing fiber reinforced plastic rod is different with the quantity of prestressed reinforcement.
In sum, the utility model with respect to its beneficial effect of prior art is:
1, the utility model makes the finished product of being produced increase fiber reinforced plastic rod or fiber reinforced plastic rod cage skeleton; Make it well remedy its anti-bending strength difference and extraction-resistant behavior; Destroying is brittle fracture, and shortcomings such as ductility difference have adhesive property preferably with concrete simultaneously; Thereby anti-bending bearing capacity, vertically pulling-resistant bearing capacity, vertical bearing capacity, the shock resistance of pile body have been improved greatly; The overall performance of pile body is improved greatly, has high cost performance, in the design with use above many;
2, density is little because the fiber reinforced plastic rod that the utility model adds has, lightweight, high-tensile, corrosion resistance and good, anti-fatigue performance are good, good in thermal property, coefficient of thermal expansion be with concrete is approaching, resist advantages such as electric, diamagnetic, wear-resisting; Can improve the prefabricated corrosion problems of high-strength concrete to a certain extent; Life-span of preformed pile greatly, thereby the safety that has improved building foundation.
3, the fiber reinforced plastic rod of the utility model interpolation belongs to the environment-friendly type building material, and its price is low than prestressed reinforcement and indented bars, has the consumption that reduces steel, not only makes engineering practice thrift construction costs more safely simultaneously.
4, the fiber reinforced plastic rod of the utility model interpolation has very strong corrosion resistance; Thereby enlarged the range of application of high-strength concrete preformed pile; Except that can building, Foundation Designs such as road, harbour are widely used in building, also can safeguard, side slope is anti-skidding, the pier footing construction in the side slope of infrastructure such as highway, railway, bridge; The deep foundation pit support of industry and civilian construction, fields such as side slope maintenance are widely used.
Description of drawings
Fig. 1 is the sketch map of the utility model embodiment 1;
Fig. 2 is the phantom drawing of Fig. 1;
Fig. 3 is the generalized section at A-A place among Fig. 1;
Fig. 4 is the generalized section at B-B place among Fig. 1;
Fig. 5 is the sketch map of the utility model embodiment 2;
Fig. 6 is the phantom drawing of Fig. 5;
Fig. 7 is the generalized section at C-C place among Fig. 5;
Fig. 8 is the generalized section at D-D place among Fig. 5;
Fig. 9 is the sketch map of the utility model embodiment 3;
Figure 10 is the phantom drawing of Fig. 9;
Figure 11 is the generalized section at E-E place among Fig. 9;
Figure 12 is the generalized section at F-F place among Fig. 9;
Figure 13 is the sketch map of the utility model embodiment 4;
Figure 14 is the phantom drawing of Figure 13;
Figure 15 is the generalized section at G-G place among Figure 13;
Figure 16 is the generalized section at H-H place among Figure 13.
The specific embodiment
Below in conjunction with the description of drawings and the specific embodiment the utility model is further described:
A kind of high-strength concrete preformed pile shown in Fig. 1 to 16; Comprise reinforcement cage skeleton 5; In described reinforcement cage skeleton 5, be provided with fiber reinforced plastic rod 62; On described reinforcement cage skeleton 5 two ends, be respectively equipped with end plate 2, on described reinforcement cage skeleton 5, fiber reinforced plastic rod 61, be cast with concrete 4 and make the integrated pile body 1 of reinforcement cage skeleton 5, fiber reinforced plastic rod 61 and end plate 2, in the middle of described pile body 1, be provided with the center hole 7 that runs through whole pile body 1.
Fiber reinforced plastic rod 61 described in the utility model is circular layout between the main reinforcement 51 of described reinforcement cage skeleton 5,
The another kind of embodiment of the utility model; Described fiber reinforced plastic rod 61 is many; Described plurality of fibers reinforced plastic muscle 61 is woven into fiber reinforced plastic rod keel frame 6 with fibre reinforced plastics stirrup 62, and described fiber reinforced plastic rod keel frame 6 is arranged in the described reinforcement cage skeleton 5.
Fiber reinforced plastic rod 61 described in the utility model for glass fiber muscle, carbon fibre bar, aramid fiber reinforced plastic bars, basalt fibre muscle, boron fibre muscle, ceramic fibre muscle, gather a kind of in the third hydrocarbon fiber muscle, PBO organic fiber muscle, metallic fiber muscle or the assorted fibre muscle.
Pile body described in the utility model is circular or square or regular polygon.Described reinforcement cage skeleton 5 comprises a plurality of main reinforcements 51, on described main reinforcement 51, is welded with spiral stirrup 52.The cross section of described reinforcement cage skeleton 5 is circular or square or regular polygon.Described fiber reinforced plastic rod 61 is 3～30.Described main reinforcement 51 is a prestressed reinforcement, and its quantity is 3～30.Described prestressed reinforcement is that concrete is used rod iron, and described spiral bar 52 is a hand-drawn wire.
Shown in Fig. 1 to 4, a kind of high-strength concrete preformed pile is specially hollow circular stake, comprises pile body 1, end plate 2, pile protection hoop 3, reinforcement cage skeleton 5, fiber reinforced plastic rod cage skeleton 6, concrete 4; The cross section of described reinforcement cage skeleton 5 is circular; Described reinforcement cage skeleton 5 is made up of prestressed reinforcement 51 and stirrup 52; Outside described reinforcement cage skeleton 5, be provided with the high-strength concrete pile body 1 that forms and be combined into one with reinforcement cage skeleton by concrete spouting; Described pile body 1 is circular; Pile body 1 contains concrete 4, reinforcement cage skeleton 5 and fiber reinforced plastic rod skeleton 6, and the cross section of described fiber reinforced plastic rod cage skeleton 6 is circular, and described fiber reinforced plastic rod cage skeleton 6 is made up of fiber reinforced plastic rod 61 and fibre reinforced plastics stirrup 62; Fiber reinforced plastic rod 61 is woven into fiber reinforced plastic rod cage skeleton 6 through fibre reinforced plastics stirrup 62 bondings, and the diameter of described fiber reinforced plastic rod cage skeleton 6 is less than the diameter of prestressed reinforcement cage skeleton 5; The diameter of described fiber reinforced plastic rod 61 is identical with the diameter of prestressed reinforcement 51; Described quantity of mixing fiber reinforced plastic rod 61 is identical with the quantity of prestressed reinforcement 51; The material of described fiber reinforced plastic rod 61 is carbon fiber (CFRP); Described prestressed reinforcement 51 is a steel bar for prestressed concrete, and described spiral bar 52 is a hand-drawn wire.Be provided with the center hole 7 that runs through whole pile body at described pile body 1 center, on described pile body 1 two ends, be respectively equipped with end plate 2, described reinforcement cage skeleton 5 two ends are fixedly connected with described end plate 2.End plate 2 forms the high-strength concrete preformed pile of mixing fiber reinforced plastic rod 61 with after reinforcement cage skeleton 5, fiber reinforced plastic rod cage skeleton 6 are connected through placing of concrete 4.
Shown in Fig. 5 to 8, a kind of high-strength concrete preformed pile is specially hollow circular stake, comprises pile body 1, end plate 2, pile protection hoop 3, reinforcement cage skeleton 5, fiber reinforced plastic rod 6, concrete 4; The cross section of described reinforcement cage skeleton 5 is circular; Described reinforcement cage skeleton 5 is made up of prestressed reinforcement 51 and stirrup 52; Outside described reinforcement cage skeleton 5, be provided with the high-strength concrete pile body 1 that forms and be combined into one with reinforcement cage skeleton by concrete spouting; Described pile body 1 is circular, and pile body 1 contains concrete 4, reinforcement cage skeleton 5 and fiber reinforced plastic rod 6, being circular layout between adjacent prestressed reinforcement 51 of described fiber reinforced plastic rod 6; The diameter of described fiber reinforced plastic rod 6 is greater than the diameter of prestressed reinforcement 51; Described quantity of mixing the quantity of fiber reinforced plastic rod 51 less than prestressed reinforcement 61; The material of described fiber reinforced plastic rod 6 is a carbon fiber; Described prestressed reinforcement 51 is a steel bar for prestressed concrete, and described spiral bar 52 is a hand-drawn wire.Be provided with the center hole 7 that runs through whole pile body at described pile body 1 center, on described pile body 1 two ends, be respectively equipped with end plate 2, described reinforcement cage skeleton 5 two ends are fixedly connected with described end plate 2.End plate 2 forms the high-strength concrete preformed pile of mixing fiber reinforced plastic rod 6 with after reinforcement cage skeleton 5, fiber reinforced plastic rod 6 are connected through placing of concrete 4.
Shown in Fig. 9 to 12, a kind of high-strength concrete preformed pile is specially the square hollow stake, it is characterized in that comprising pile body 1, end plate 2, pile protection hoop 3, reinforcement cage skeleton 5, fiber reinforced plastic rod 6, concrete 4; The cross section of described reinforcement cage skeleton 5 is square; Described reinforcement cage skeleton 5 is made up of prestressed reinforcement 51 and stirrup 52; Outside described reinforcement cage skeleton 5, be provided with the high-strength concrete pile body 1 that forms and be combined into one with reinforcement cage skeleton by concrete spouting; Described pile body 1 is square, and pile body 1 contains concrete 4, reinforcement cage skeleton 5 and fiber reinforced plastic rod 6, and the square arrangement of described fiber reinforced plastic rod 6 is between adjacent prestressed reinforcement 51; The diameter of described fiber reinforced plastic rod 6 is greater than the diameter of prestressed reinforcement 51; Described quantity of mixing the quantity of fiber reinforced plastic rod 51 less than prestressed reinforcement 61; The material of described fiber reinforced plastic rod 6 is an aramid fiber; Described prestressed reinforcement 51 is a steel bar for prestressed concrete, and described spiral bar 52 is a hand-drawn wire.Be provided with the center hole 7 that runs through whole pile body at described pile body 1 center, on described pile body 1 two ends, be respectively equipped with end plate 2, described reinforcement cage skeleton 5 two ends are fixedly connected with described end plate 2.End plate 2 forms the high-strength concrete preformed pile of mixing fiber reinforced plastic rod 6 with after reinforcement cage skeleton 5, fiber reinforced plastic rod 6 are connected through placing of concrete 4.
Shown in Figure 12 to 16, a kind of high-strength concrete preformed pile is specially the square hollow stake, it is characterized in that comprising pile body 1, end plate 2, pile protection hoop 3, reinforcement cage skeleton 5, fiber reinforced plastic rod cage skeleton 6, concrete 4; The cross section of described reinforcement cage skeleton 5 is square; Described reinforcement cage skeleton 5 is made up of prestressed reinforcement 51 and stirrup 52; Outside described reinforcement cage skeleton 5, be provided with the high-strength concrete pile body 1 that forms and be combined into one with reinforcement cage skeleton by concrete spouting; Described pile body 1 is square; Pile body 1 contains concrete 4, reinforcement cage skeleton 5 and fiber reinforced plastic rod skeleton 6, and the cross section of described fiber reinforced plastic rod cage skeleton 6 is square, and described fiber reinforced plastic rod cage skeleton 6 is made up of fiber reinforced plastic rod 61 and fibre reinforced plastics stirrup 62; Fiber reinforced plastic rod 61 is woven into fiber reinforced plastic rod cage skeleton 6 through fibre reinforced plastics stirrup 62 bondings, and the length of side of described fiber reinforced plastic rod cage skeleton 6 is less than the length of side of prestressed reinforcement cage skeleton 5; The diameter of described fiber reinforced plastic rod 61 is identical with the diameter of prestressed reinforcement 51; Described quantity of mixing fiber reinforced plastic rod 61 is identical with the quantity of prestressed reinforcement 51; The material of described fiber reinforced plastic rod 61 is a basalt fibre; Described prestressed reinforcement 51 is a steel bar for prestressed concrete, and described spiral bar 52 is a hand-drawn wire.Be provided with the center hole 7 that runs through whole pile body at described pile body 1 center, on described pile body 1 two ends, be respectively equipped with end plate 2, described reinforcement cage skeleton 5 two ends are fixedly connected with described end plate 2.End plate 2 forms the high-strength concrete preformed pile of mixing fiber reinforced plastic rod 61 with after reinforcement cage skeleton 5, fiber reinforced plastic rod cage skeleton 6 are connected through placing of concrete 4.
Claims (10)
1. high-strength concrete preformed pile; Comprise reinforcement cage skeleton (5); It is characterized in that: in described reinforcement cage skeleton (5), be provided with fiber reinforced plastic rod (62); On described reinforcement cage skeleton (5) two ends, be respectively equipped with end plate (2); On described reinforcement cage skeleton (5), fiber reinforced plastic rod (61), be cast with concrete (4) and make the integrated pile body (1) of reinforcement cage skeleton (5), fiber reinforced plastic rod (61) and end plate (2), in the middle of described pile body (1), be provided with the center hole (7) that runs through whole pile body (1).
2. a kind of high-strength concrete preformed pile according to claim 1 is characterized in that described fiber reinforced plastic rod (61) is circular layout between the main reinforcement (51) of described reinforcement cage skeleton (5).
3. a kind of high-strength concrete preformed pile according to claim 1; It is characterized in that described fiber reinforced plastic rod (61) is many; Described plurality of fibers reinforced plastic muscle (61) is woven into fiber reinforced plastic rod keel frame (6) with fibre reinforced plastics stirrup (62), and described fiber reinforced plastic rod keel frame (6) is arranged in the described reinforcement cage skeleton (5).
4. according to any high-strength concrete preformed pile described in the claim 1 to 3, it is characterized in that described fiber reinforced plastic rod (61) for glass fiber muscle, carbon fibre bar, aramid fiber reinforced plastic bars, basalt fibre muscle, boron fibre muscle, ceramic fibre muscle, gather a kind of in the third hydrocarbon fiber muscle, PBO organic fiber muscle, metallic fiber muscle or the assorted fibre muscle.
5. a kind of high-strength concrete preformed pile according to claim 1 is characterized in that described pile body is circular or square or regular polygon.
6. a kind of high-strength concrete preformed pile according to claim 1 is characterized in that described reinforcement cage skeleton (5) comprises a plurality of main reinforcements (51), is welded with spiral stirrup (52) on described main reinforcement (51).
7. a kind of high-strength concrete preformed pile according to claim 5 is characterized in that the cross section of described reinforcement cage skeleton (5) is circular or square or regular polygon.
8. a kind of high-strength concrete preformed pile according to claim 1 is characterized in that described fiber reinforced plastic rod (61) is 3～30.
9. a kind of high-strength concrete preformed pile according to claim 6 is characterized in that described main reinforcement (51) is a prestressed reinforcement, and its quantity is 3～30.
10. a kind of high-strength concrete preformed pile according to claim 9 is characterized in that described prestressed reinforcement is that concrete is used rod iron, and described spiral bar (52) is a hand-drawn wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202995571U CN202208916U (en) | 2011-08-17 | 2011-08-17 | High-strength concrete prefabricated pile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202995571U CN202208916U (en) | 2011-08-17 | 2011-08-17 | High-strength concrete prefabricated pile |
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| CN202208916U true CN202208916U (en) | 2012-05-02 |
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| CN2011202995571U Withdrawn - After Issue CN202208916U (en) | 2011-08-17 | 2011-08-17 | High-strength concrete prefabricated pile |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102383420A (en) * | 2011-08-17 | 2012-03-21 | 江苏建华管桩有限公司 | High-strength concrete prefabricated pile doped with fiber-reinforced plastic bar |
| CN103046545A (en) * | 2013-01-17 | 2013-04-17 | 浙江东欣建设集团有限公司 | Production process of prestress FRP-rib (fiber reinforce plastic-rib) concrete pipe pile |
| CN104895054A (en) * | 2015-04-23 | 2015-09-09 | 侨健新能源科技（苏州）有限公司 | Construction method of fiber rib concrete uplift pile |
| CN106087979A (en) * | 2016-07-28 | 2016-11-09 | 安徽省建筑科学研究设计院 | A kind of steel reinforcement framework cage in concrete precast pile |
| CN107130598A (en) * | 2017-06-07 | 2017-09-05 | 安徽省建筑科学研究设计院 | A kind of glass fibre rib concrete pile containing optical fiber |
| CN109849176A (en) * | 2019-04-02 | 2019-06-07 | 安徽省建筑科学研究设计院 | A kind of prefabricated pile and preparation method thereof |
-
2011
- 2011-08-17 CN CN2011202995571U patent/CN202208916U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102383420A (en) * | 2011-08-17 | 2012-03-21 | 江苏建华管桩有限公司 | High-strength concrete prefabricated pile doped with fiber-reinforced plastic bar |
| CN102383420B (en) * | 2011-08-17 | 2014-01-15 | 江苏建华管桩有限公司 | High-strength concrete prefabricated pile doped with fiber-reinforced plastic bar |
| CN103046545A (en) * | 2013-01-17 | 2013-04-17 | 浙江东欣建设集团有限公司 | Production process of prestress FRP-rib (fiber reinforce plastic-rib) concrete pipe pile |
| CN104895054A (en) * | 2015-04-23 | 2015-09-09 | 侨健新能源科技（苏州）有限公司 | Construction method of fiber rib concrete uplift pile |
| CN106087979A (en) * | 2016-07-28 | 2016-11-09 | 安徽省建筑科学研究设计院 | A kind of steel reinforcement framework cage in concrete precast pile |
| CN106087979B (en) * | 2016-07-28 | 2019-04-23 | 安徽省建筑科学研究设计院 | A kind of steel reinforcement framework cage in concrete precast pile |
| CN107130598A (en) * | 2017-06-07 | 2017-09-05 | 安徽省建筑科学研究设计院 | A kind of glass fibre rib concrete pile containing optical fiber |
| CN109849176A (en) * | 2019-04-02 | 2019-06-07 | 安徽省建筑科学研究设计院 | A kind of prefabricated pile and preparation method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120502 Effective date of abandoning: 20140115 |
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| RGAV | Abandon patent right to avoid regrant |