CN105133578A - Composite material grid structure and reinforcement concrete combined pile and construction method thereof - Google Patents
Composite material grid structure and reinforcement concrete combined pile and construction method thereof Download PDFInfo
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- CN105133578A CN105133578A CN201510460706.0A CN201510460706A CN105133578A CN 105133578 A CN105133578 A CN 105133578A CN 201510460706 A CN201510460706 A CN 201510460706A CN 105133578 A CN105133578 A CN 105133578A
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Abstract
The invention discloses a composite material grid structure and reinforcement concrete combined pile and a construction method thereof. The pile comprises a concrete pile body and N layers of composite material reinforced bodies arranged in the concrete pile body, wherein N is larger than or equal to 1. Each layer of composite material reinforced body comprises a longitudinal main rib, a transverse main rib and an inclined web rib. The longitudinal main ribs are symmetrically arranged according to the shape of the section of the pile. The transverse main ribs are longitudinally arranged at intervals. The longitudinal main ribs and the transverse main ribs are vertically and fixedly connected, and the formed intersection points are connected through the inclined web ribs. The N layers of composite material reinforced bodies are concentrically arranged from inside to outside. The transverse main ribs on the every two adjacent composite material reinforced bodies are located on the same plane, the longitudinal main ribs on the every two adjacent composite material reinforced bodies are staggered, and the every two layers of composite material reinforced bodies are connected through the longitudinal web ribs and the transverse web ribs. Either prefabricating piling or site pouring can be selected for the construction method. The interlock capacity of the composite material reinforced bodies and the concrete is improved, the defect of stripping among materials in the use process of the composite material pile is overcome, rebars are replaced by composite materials, and the overall combined pile is resistant to corrosion.
Description
Technical field
The invention belongs to civil engineering ground field, be specifically related to a kind of composite material space truss structure reinforced-concrete compound pile and construction method thereof.
Background technology
Pile foundation in ocean engineering, support superstructure is not only in its effect, also will resist seawater to the uplift pressure of structure and seawater corrosion.Chinese patent CN101343870, disclose a kind of fiber-reinforced composite material rib concrete pile and making thereof and construction method, can be used for the ground stabilization in oceanic island reef rim border, but the temperature effect of different materials is different, in use there is the phenomenon that storeroom is peeled off in composite material pile, causes pile body bearing capacity to decline (Pando2003) often.Therefore, increase Stiffened body and concrete snap-in force, the stripping overcome between bi-material is very important.
Summary of the invention
The object of the present invention is to provide a kind of composite material space truss structure reinforced-concrete compound pile and construction method thereof, improve composite material and be engaged ability between concrete, overcome the problem that in composite material pile use procedure, storeroom is peeled off.
The technical solution realizing the object of the invention is: a kind of composite material space truss structure reinforced-concrete compound pile, comprise concrete pile and be arranged on the N layer Stiffened body in concrete pile, wherein N >=1, every layer of Stiffened body comprises lengthways main steel bar, laterally main muscle and oblique abdomen muscle, some lengthways main steel bars are arranged symmetrically with according to concrete pile cross sectional shape, the longitudinal separation of some main muscle of transverse direction longitudinally main muscle is arranged, and vertically with lengthways main steel bar to be connected, curvilinear boundary quadrilateral is formed between two adjacent main muscle of transverse direction and connected two adjacent lengthways main steel bars, oblique abdomen muscle is arranged on the diagonal of described quadrangle.
When the number of plies of Stiffened body is more than 1 layer, also comprise longitudinal abdomen muscle and horizontal abdomen muscle, the main muscle of transverse direction on adjacent two layers Stiffened body is positioned at same plane, and the node of the adjacent two layers on same plane adopts horizontal abdomen muscle to connect; Lengthways main steel bar on adjacent two layers Stiffened body staggers mutually, and the lengthways main steel bar on the curvilinear boundary quadrilateral that adjacent two layers Stiffened body is corresponding is by the interconnection of longitudinal abdomen muscle.
The lengthways main steel bar quantity of described every layer of Stiffened body is even number root.
A construction method for composite material space truss structure reinforced-concrete compound pile, construction sequence is as follows:
Step 1, make N number of single layer composite reinforcing body:
Single layer composite reinforcing body construction method is as follows:
Some lengthways main steel bars are arranged symmetrically with according to concrete pile cross sectional shape, the longitudinal separation of some main muscle of transverse direction longitudinally main muscle is arranged, and vertically with lengthways main steel bar to be connected, form curvilinear boundary quadrilateral between two adjacent main muscle of transverse direction and connected two adjacent lengthways main steel bars, oblique abdomen muscle is arranged on the diagonal of described quadrangle.
Step 2, by above-mentioned N number of single layer composite reinforcing body in being spaced successively from inside to outside with one heart, the main muscle of transverse direction on adjacent two layers Stiffened body is positioned at same plane, and the node of the adjacent two layers on same plane adopts horizontal abdomen muscle to connect; Lengthways main steel bar on adjacent two layers Stiffened body staggers mutually, and the lengthways main steel bar on the curvilinear boundary quadrilateral that adjacent two layers Stiffened body is corresponding is by the interconnection of longitudinal abdomen muscle.
Step 3, select prefabricated squeezing into or in-site pouring composite material space truss structure reinforced-concrete compound pile according to engineering properties and site condition;
Step 4, cutter pile crown, monitoring pile quality;
Step 5, composite material space truss structure reinforced-concrete compound pile and superstructure to be connected.
In described step 3, prefabricatedly squeeze into composite material space truss structure reinforced-concrete compound pile, step is as follows:
Step 3-1, the N layer Stiffened body in step 2 is fixed in mould;
Step 3-2, in mould concreting;
Step 3-3, maintenance is carried out to concrete, make it shaping, obtain two composite material space truss structure reinforced-concrete compound pile;
Step 3-4, above-mentioned composite material space truss structure reinforced-concrete compound pile is transported to scene, and lifts;
Step 3-5, static pressure or hammer piling.
In described step 3-5, during static pressure pile-sinking, supporting prefabricated shoe is set bottom composite material space truss structure reinforced-concrete compound pile.
In described step 3-5, during hammer piling, arrange supporting protective cap on composite material space truss structure reinforced-concrete compound pile stake top, bottom arranges supporting prefabricated shoe.
In described step 3, cast in situs composite material space truss structure reinforced-concrete compound pile, step is as follows:
Step a, N layer Stiffened body is transported to scene;
Step b, design stake position place by mud off or full-sleeve method pore-forming;
Step c, clear hole;
Steps d, lifting N layer Stiffened body;
Step e, N layer Stiffened body is transferred hand-hole, and fixing;
Step f, in hole concreting;
Step g, maintenance are shaping.
Compared with prior art, its remarkable advantage is in the present invention: (1) Stiffened body easy-formation, can be made into the various rule or irregularly shaped such as circle, square, annular (pile tube), X-shaped according to stake cross sectional shape; (2) carbon fiber of Stiffened body material selection lightweight, high-strength, corrosion-resistant, high tensile performance or basalt fiber composite material, therefore make composite material space truss structure reinforced-concrete compound pile entirety anticorrosive; (3) lengthways main steel bar length direction overlaps with material fiber direction, and laterally main muscle hoop overlaps with material fiber direction, and abdomen muscle machine direction is selected according to angle of inclination, gives full play to the load-carrying properties of reinforcing body; (4) Stiffened body adopts space truss structure, improves Stiffened body and concrete snap-in force, overcomes the problem that in composite material pile use procedure, storeroom is peeled off.
Accompanying drawing explanation
Fig. 1 is the structural representation of composite material space truss structure reinforced-concrete compound pile of the present invention.
Fig. 2 is composite material space truss structure reinforced-concrete compound pile cross sectional shape schematic diagram of the present invention, and wherein scheming (a) is circular cross-section, and figure (b) is square-section, and figure (c) is ring section, and figure (d) is X-shaped cross section.
Fig. 3 is the main muscle machine direction schematic diagram of the Stiffened body of composite material space truss structure reinforced-concrete compound pile of the present invention, and wherein scheming (a) is lengthways main steel bar machine direction schematic diagram, and figure (b) is horizontal main muscle machine direction schematic diagram.
Fig. 4 is the Stiffened body structure schematic diagram of composite material space truss structure reinforced-concrete compound pile of the present invention, and wherein scheming (a) is single layer composite reinforcing body structural representation, and figure (b) is N layer Stiffened body structure top view; Figure (c) is the sectional view of figure (b).
Fig. 5 is the supporting shoe of Prefabricated composite stake and the protective cap structural representation of composite material space truss structure reinforced-concrete compound pile of the present invention.
Fig. 6 is composite material space truss structure reinforced-concrete compound pile of the present invention and superstructure connection diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Composition graphs 1 ~ Fig. 6, a kind of composite material space truss structure reinforced-concrete compound pile, the N layer Stiffened body comprising concrete pile 6 and be arranged in concrete pile 6, wherein N >=1, every layer of Stiffened body comprises lengthways main steel bar 1, laterally main muscle 2 and oblique abdomen muscle 3, some lengthways main steel bars 1 are arranged symmetrically with according to concrete pile cross sectional shape, the longitudinal separation of some main muscle of transverse direction 2 longitudinally main muscle 1 is arranged, and vertically with lengthways main steel bar 1 to be connected, curvilinear boundary quadrilateral is formed between two adjacent main muscle of transverse direction 2 and connected two adjacent lengthways main steel bars 1, oblique abdomen muscle 3 is arranged on the diagonal of described quadrangle.
When the number of plies of Stiffened body is more than 1 layer, also comprise longitudinal abdomen muscle 4 and horizontal abdomen muscle 5, the main muscle 2 of the transverse direction on adjacent two layers Stiffened body is positioned at same plane, and the node of the adjacent two layers on same plane adopts horizontal abdomen muscle 5 to connect.Lengthways main steel bar 1 on adjacent two layers Stiffened body staggers mutually, and the lengthways main steel bar 1 on the curvilinear boundary quadrilateral that adjacent two layers Stiffened body is corresponding is by the interconnection of longitudinal abdomen muscle 4.
Lengthways main steel bar 1 quantity of described every layer of Stiffened body is even number root.
Composition graphs 3, pile foundation with Anti-pull-press for machine direction time main is partial to hoop, with supporting for machine direction time main relatively axially.Therefore the length direction of the main muscle 1 of series composite material overlaps (as Suo Shi Fig. 3 (a)) with axial machine direction, laterally the hoop of main muscle 2 overlaps (as shown in Figure 3 (b)) with material fiber direction.The main muscle of composite material arranges screw thread.
A construction method for composite material space truss structure reinforced-concrete compound pile, construction sequence is as follows:
Step 1, make N number of single layer composite reinforcing body, single layer composite reinforcing body construction method is as follows:
Some lengthways main steel bars 1 are arranged symmetrically with according to concrete pile cross sectional shape, the longitudinal separation of some main muscle of transverse direction 2 longitudinally main muscle 1 is arranged, and vertically with lengthways main steel bar 1 to be connected, form curvilinear boundary quadrilateral between two adjacent main muscle of transverse direction 2 and connected two adjacent lengthways main steel bars 1, oblique abdomen muscle 3 is arranged on the diagonal of described quadrangle.
Step 2, by above-mentioned N number of single layer composite reinforcing body in being spaced successively from inside to outside with one heart, the main muscle 2 of transverse direction on adjacent two layers Stiffened body is positioned at same plane, the node of the adjacent two layers on same plane adopts horizontal abdomen muscle 5 to connect, and described node is the tie point of laterally main muscle 2 and lengthways main steel bar 1.Lengthways main steel bar 1 on adjacent two layers Stiffened body staggers mutually, and the curvilinear boundary quadrilateral that adjacent two layers Stiffened body is corresponding is positioned at lengthways main steel bar 1 by the interconnection of longitudinal abdomen muscle 4.
Step 3, select prefabricated squeezing into or in-site pouring composite material space truss structure reinforced-concrete compound pile according to engineering properties and site condition.
Step 4, cutter pile crown, monitoring pile quality.
Step 5, composite material space truss structure reinforced-concrete compound pile and superstructure (14) to be connected.
In described step 3, prefabricatedly squeeze into composite material space truss structure reinforced-concrete compound pile, step is as follows:
Step 3-1, the N layer Stiffened body in step 2 is fixed in mould;
Step 3-2, in mould concreting;
Step 3-3, maintenance is carried out to concrete, make it shaping, obtain two composite material space truss structure reinforced-concrete compound pile;
Step 3-4, above-mentioned composite material space truss structure reinforced-concrete compound pile is transported to scene, and lifts;
Step 3-5, static pressure or hammer piling.
In described step 3-5, during static pressure pile-sinking, supporting prefabricated shoe (12) is set bottom composite material space truss structure reinforced-concrete compound pile.
In described step 3-5, during hammer piling, arrange supporting protective cap (13) on composite material space truss structure reinforced-concrete compound pile stake top, bottom arranges supporting prefabricated shoe (12).
In described step 3, cast in situs composite material space truss structure reinforced-concrete compound pile, step is as follows:
Step a, N layer Stiffened body is transported to scene;
Step b, design stake position place by mud off or full-sleeve method pore-forming;
Step c, clear hole;
Steps d, lifting N layer Stiffened body;
Step e, N layer Stiffened body is transferred hand-hole, and fixing;
Step f, in hole concreting;
Step g, maintenance are shaping.
Embodiment 1
For circular cross-section:
Composition graphs 1 and Fig. 2 (a), a kind of composite material space truss structure reinforced-concrete compound pile, the 2 layers of Stiffened body comprising concrete pile 6 and be arranged in concrete pile 6, every layer of Stiffened body comprises lengthways main steel bar 1, laterally main muscle 2 and oblique abdomen muscle 3, 8 lengthways main steel bars 1 are arranged symmetrically on concrete pile cross section, the longitudinal separation of 15 main muscle of transverse direction 2 longitudinally main muscle 1 is arranged, and colligation vertical with lengthways main steel bar 1 is connected, 8 lengthways main steel bars 1 are bound round into an entirety, curvilinear boundary quadrilateral is formed between two adjacent main muscle of transverse direction 2 and connected two adjacent lengthways main steel bars 1, oblique abdomen muscle 3 is arranged on the diagonal of described quadrangle.
Composition graphs 4, also comprises longitudinal abdomen muscle 4 and horizontal abdomen muscle 5, and the main muscle 2 of the transverse direction on adjacent two layers Stiffened body is positioned at same plane, and the node of the adjacent two layers on same plane adopts horizontal abdomen muscle 5 to connect.Lengthways main steel bar 1 on adjacent two layers Stiffened body staggers mutually, and the lengthways main steel bar 1 on the curvilinear boundary quadrilateral that adjacent two layers Stiffened body is corresponding is by the interconnection of longitudinal abdomen muscle 4.
Composition graphs 3, pile foundation with Anti-pull-press for machine direction time main is partial to hoop, with supporting for machine direction time main relatively axially.Therefore the length direction of the main muscle 1 of series composite material overlaps (as Suo Shi Fig. 3 (a)) with axial machine direction, laterally the hoop of main muscle 2 overlaps (as shown in Figure 3 (b)) with material fiber direction.The main muscle of composite material arranges screw thread.
A construction method for composite material space truss structure reinforced-concrete compound pile, construction sequence is as follows:
Step 1, making 2 single layer composite reinforcing bodies, single layer composite reinforcing body construction method is as follows:
8 lengthways main steel bars 1 are arranged symmetrically on concrete pile cross section, the longitudinal separation of 15 main muscle of transverse direction 2 longitudinally main muscle 1 is arranged, and vertically with lengthways main steel bar 1 to be connected, 8 lengthways main steel bars 1 are bound round into an entirety, form curvilinear boundary quadrilateral between two adjacent main muscle of transverse direction 2 and connected two adjacent lengthways main steel bars 1, oblique abdomen muscle 3 is arranged on the diagonal of described quadrangle.
Step 2, be that concentric circles is spaced from inside to outside by above-mentioned 2 single layer composite reinforcing bodies, the main muscle 2 of the transverse direction on adjacent two layers Stiffened body is positioned at same plane, and the node of the adjacent two layers on same plane adopts horizontal abdomen muscle 5 to connect.Lengthways main steel bar 1 on adjacent two layers Stiffened body staggers mutually, and the lengthways main steel bar 1 on the curvilinear boundary quadrilateral that adjacent two layers Stiffened body is corresponding is by the interconnection of longitudinal abdomen muscle 4.
Step 3, select in-site pouring composite material space truss structure reinforced-concrete compound pile according to engineering properties and site condition.
Step 4, cutter pile crown, monitoring pile quality.
Step 5, composite material space truss structure reinforced-concrete compound pile and superstructure (14) to be connected.
Cast in situs composite material space truss structure reinforced-concrete compound pile, step is as follows:
Step a, 2 layers of Stiffened body are transported to scene;
Step b, design stake position place by mud off or full-sleeve method pore-forming;
Step c, clear hole;
Steps d, lifting 2 layers of Stiffened body;
Step e, 2 layers of Stiffened body are transferred hand-hole, and fixing;
Step f, in hole concreting;
Step g, maintenance are shaping.
Embodiment 2
For X-shaped cross section
Composition graphs 1 and Fig. 2 (b), a kind of composite material space truss structure reinforced-concrete compound pile, the 2 layers of Stiffened body comprising concrete pile 6 and be arranged in concrete pile 6, every layer of Stiffened body comprises lengthways main steel bar 1, laterally main muscle 2 and oblique abdomen muscle 3, 8 lengthways main steel bars 1 are arranged symmetrically on concrete pile cross section according to concrete pile cross sectional shape, the longitudinal separation of 20 main muscle of transverse direction 2 longitudinally main muscle 1 is arranged, and be connected (lengthways main steel bar vertical with lengthways main steel bar 1, laterally main muscle and oblique abdomen muscle one-body molded), 8 lengthways main steel bars 1 are bound round into an entirety, curvilinear boundary quadrilateral is formed between two adjacent main muscle of transverse direction 2 and connected two adjacent lengthways main steel bars 1, oblique abdomen muscle 3 is arranged on the diagonal of described quadrangle.
Also comprise longitudinal abdomen muscle 4 and horizontal abdomen muscle 5, the main muscle 2 of the transverse direction on adjacent two layers Stiffened body is positioned at same plane, and the node of the adjacent two layers on same plane adopts horizontal abdomen muscle 5 to connect.Lengthways main steel bar 1 on adjacent two layers Stiffened body staggers mutually, and the lengthways main steel bar 1 on the curvilinear boundary quadrilateral that adjacent two layers Stiffened body is corresponding is by the interconnection of longitudinal abdomen muscle 4.
Composition graphs 3, pile foundation with Anti-pull-press for machine direction time main is partial to hoop, with supporting for machine direction time main relatively axially.Therefore the length direction of the main muscle 1 of series composite material overlaps (as Suo Shi Fig. 3 (a)) with axial machine direction, laterally the hoop of main muscle 2 overlaps (as shown in Figure 3 (b)) with material fiber direction.The main muscle of composite material arranges screw thread.
A construction method for composite material space truss structure reinforced-concrete compound pile, construction sequence is as follows:
Step 1, making 2 single layer composite reinforcing bodies, single layer composite reinforcing body construction method is as follows:
8 lengthways main steel bars 1 are arranged symmetrically on concrete pile cross section according to concrete pile cross sectional shape, the longitudinal separation of 20 main muscle of transverse direction 2 longitudinally main muscle 1 is arranged, and vertically with lengthways main steel bar 1 to be connected, form curvilinear boundary quadrilateral between two adjacent main muscle of transverse direction 2 and connected two adjacent lengthways main steel bars 1, oblique abdomen muscle 3 is arranged on the diagonal of described quadrangle.
Step 2, be that concentric circles is spaced from inside to outside by above-mentioned 2 single layer composite reinforcing bodies, the main muscle 2 of the transverse direction on adjacent two layers Stiffened body is positioned at same plane, and the node of the adjacent two layers on same plane adopts horizontal abdomen muscle 5 to connect.Lengthways main steel bar 1 on adjacent two layers Stiffened body staggers mutually, and the lengthways main steel bar 1 on the curvilinear boundary quadrilateral that adjacent two layers Stiffened body is corresponding is by the interconnection of longitudinal abdomen muscle 4.
Step 3, select prefabricatedly to squeeze into composite material space truss structure reinforced-concrete compound pile according to engineering properties and site condition.
Step 4, cutter pile crown, monitoring pile quality.
Step 5, composite material space truss structure reinforced-concrete compound pile and superstructure (14) to be connected.
In described step 3, prefabricatedly squeeze into composite material space truss structure reinforced-concrete compound pile, step is as follows:
Step 3-1, layer Stiffened body of 2 in step 2 is fixed in mould;
Step 3-2, in mould concreting;
Step 3-3, maintenance is carried out to concrete, make it shaping, obtain two composite material space truss structure reinforced-concrete compound pile;
Step 3-4, above-mentioned composite material space truss structure reinforced-concrete compound pile is transported to scene, and lifts;
Step 3-5, hammer piling.
During hammer piling, arrange supporting protective cap (13) on composite material space truss structure reinforced-concrete compound pile stake top, bottom arranges supporting prefabricated shoe (12).
The invention has the advantages that: Stiffened body easy-formation, the various rule or irregularly shaped such as circle, square, annular (pile tube), X-shaped can be made into according to stake cross sectional shape.The carbon fiber of Stiffened body material selection lightweight, high-strength, corrosion-resistant, high tensile performance or basalt fiber composite material, therefore make composite material space truss structure reinforced-concrete compound pile entirety anticorrosive.Lengthways main steel bar length direction overlaps with material fiber direction, and laterally main muscle hoop overlaps with material fiber direction, and abdomen muscle machine direction is selected according to angle of inclination, gives full play to the load-carrying properties of reinforcing body.Stiffened body adopts space truss structure, improves Stiffened body and concrete snap-in force, overcomes the problem that in composite material pile use procedure, storeroom is peeled off.
Claims (9)
1. a composite material space truss structure reinforced-concrete compound pile, it is characterized in that: comprise concrete pile (6) and be arranged on the N layer Stiffened body in concrete pile (6), wherein N >=1, every layer of Stiffened body comprises lengthways main steel bar (1), laterally main muscle (2) and oblique abdomen muscle (3), some lengthways main steel bars (1) are arranged symmetrically with according to concrete pile cross sectional shape, the longitudinal separation of some main muscle of transverse direction (2) longitudinally main muscle (1) is arranged, and vertically with lengthways main steel bar (1) to be connected, curvilinear boundary quadrilateral is formed between two adjacent main muscle of transverse direction (2) and connected two adjacent lengthways main steel bars (1), oblique abdomen muscle (3) is arranged on the diagonal of described quadrangle.
2. composite material space truss structure reinforced-concrete compound pile according to claim 1, it is characterized in that: when the number of plies of Stiffened body is more than 1 layer, also comprise longitudinal abdomen muscle (4) and horizontal abdomen muscle (5), the main muscle of transverse direction (2) on adjacent two layers Stiffened body is positioned at same plane, and the node of the adjacent two layers on same plane adopts horizontal abdomen muscle (5) to connect; Lengthways main steel bar (1) on adjacent two layers Stiffened body staggers mutually, and the lengthways main steel bar (1) on the curvilinear boundary quadrilateral that adjacent two layers Stiffened body is corresponding is by the interconnection of longitudinal abdomen muscle (4).
3. composite material space truss structure reinforced-concrete compound pile according to claim 1, is characterized in that: lengthways main steel bar (1) quantity of described every layer of Stiffened body is even number root.
4., based on the construction method of composite material space truss structure reinforced-concrete compound pile according to claim 1, it is characterized in that, construction sequence is as follows:
Step 1, make N number of single layer composite reinforcing body;
Step 2, by above-mentioned N number of single layer composite reinforcing body in being spaced successively from inside to outside with one heart, the main muscle of transverse direction (2) on adjacent two layers Stiffened body is positioned at same plane, and the node of the adjacent two layers on same plane adopts horizontal abdomen muscle (5) to connect; Lengthways main steel bar (1) on adjacent two layers Stiffened body staggers mutually, and the lengthways main steel bar (1) on the curvilinear boundary quadrilateral that adjacent two layers Stiffened body is corresponding is by the interconnection of longitudinal abdomen muscle (4);
Step 3, select prefabricated squeezing into or in-site pouring composite material space truss structure reinforced-concrete compound pile according to engineering properties and site condition;
Step 4, cutter pile crown, monitoring pile quality;
Step 5, composite material space truss structure reinforced-concrete compound pile and superstructure (14) to be connected.
5. the construction method of composite material space truss structure reinforced-concrete compound pile according to claim 4, it is characterized in that: in described step 1, single layer composite reinforcing body construction method is as follows:
Some lengthways main steel bars (1) are arranged symmetrically with according to concrete pile cross sectional shape, the longitudinal separation of some main muscle of transverse direction (2) longitudinally main muscle (1) is arranged, and vertically with lengthways main steel bar (1) to be connected, form curvilinear boundary quadrilateral between two adjacent main muscle of transverse direction (2) and connected two adjacent lengthways main steel bars (1), oblique abdomen muscle (3) is arranged on the diagonal of described quadrangle.
6. the construction method of composite material space truss structure reinforced-concrete compound pile according to claim 4, is characterized in that: in described step 3, prefabricatedly squeezes into composite material space truss structure reinforced-concrete compound pile, and step is as follows:
Step 3-1, the N layer Stiffened body in step 2 is fixed in mould;
Step 3-2, in mould concreting;
Step 3-3, maintenance is carried out to concrete, make it shaping, obtain composite material space truss structure reinforced-concrete compound pile;
Step 3-4, above-mentioned composite material space truss structure reinforced-concrete compound pile is transported to scene, and lifts;
Step 3-5, static pressure or hammer piling.
7. the construction method of composite material space truss structure reinforced-concrete compound pile according to claim 6, it is characterized in that: in described step 3-5, during static pressure pile-sinking, supporting prefabricated shoe (12) is set bottom composite material space truss structure reinforced-concrete compound pile.
8. the construction method of composite material space truss structure reinforced-concrete compound pile according to claim 6; it is characterized in that: in described step 3-5; during hammer piling; arrange supporting protective cap (13) on composite material space truss structure reinforced-concrete compound pile stake top, bottom arranges supporting prefabricated shoe (12).
9. the construction method of composite material space truss structure reinforced-concrete compound pile according to claim 4, is characterized in that: in described step 3, cast in situs composite material space truss structure reinforced-concrete compound pile, and step is as follows:
Step a, N layer Stiffened body is transported to scene;
Step b, design stake position place by mud off or full-sleeve method pore-forming;
Step c, clear hole;
Steps d, lifting N layer Stiffened body;
Step e, N layer Stiffened body is transferred hand-hole, and fixing;
Step f, in hole concreting;
Step g, maintenance are shaping.
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| CN201510460706.0A CN105133578B (en) | 2015-07-30 | 2015-07-30 | Composite material grid structure and reinforcement concrete combined pile and construction method thereof |
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| CN201510460706.0A CN105133578B (en) | 2015-07-30 | 2015-07-30 | Composite material grid structure and reinforcement concrete combined pile and construction method thereof |
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| CN105133578B CN105133578B (en) | 2017-02-01 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6244014B1 (en) * | 1999-07-22 | 2001-06-12 | Andrew Barmakian | Steel rod-reinforced plastic piling |
| CN101343870A (en) * | 2008-08-22 | 2009-01-14 | 北京航空航天大学 | Fiber-reinforced composite material rib concrete pile and its production and construction method |
| CN102061701A (en) * | 2010-12-20 | 2011-05-18 | 福建省电力勘测设计院 | Construction method for installing vertical grounding electrode by punching and pouring pile |
| CN202543902U (en) * | 2012-04-28 | 2012-11-21 | 从卫民 | Uplift pile framework cage provided with reinforced plastic rods |
| CN204282352U (en) * | 2014-12-09 | 2015-04-22 | 江西中泰来混凝土管桩有限公司 | Pretensioned spun concrete piles |
-
2015
- 2015-07-30 CN CN201510460706.0A patent/CN105133578B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6244014B1 (en) * | 1999-07-22 | 2001-06-12 | Andrew Barmakian | Steel rod-reinforced plastic piling |
| CN101343870A (en) * | 2008-08-22 | 2009-01-14 | 北京航空航天大学 | Fiber-reinforced composite material rib concrete pile and its production and construction method |
| CN102061701A (en) * | 2010-12-20 | 2011-05-18 | 福建省电力勘测设计院 | Construction method for installing vertical grounding electrode by punching and pouring pile |
| CN202543902U (en) * | 2012-04-28 | 2012-11-21 | 从卫民 | Uplift pile framework cage provided with reinforced plastic rods |
| CN204282352U (en) * | 2014-12-09 | 2015-04-22 | 江西中泰来混凝土管桩有限公司 | Pretensioned spun concrete piles |
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| CN105133578B (en) | 2017-02-01 |
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