CN107794913A - A kind of Prefabricated Reinforced Concrete Square Pile - Google Patents
A kind of Prefabricated Reinforced Concrete Square Pile Download PDFInfo
- Publication number
- CN107794913A CN107794913A CN201610780038.4A CN201610780038A CN107794913A CN 107794913 A CN107794913 A CN 107794913A CN 201610780038 A CN201610780038 A CN 201610780038A CN 107794913 A CN107794913 A CN 107794913A
- Authority
- CN
- China
- Prior art keywords
- pile
- cage
- pile top
- stake
- steel reinforcement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/24—Prefabricated piles
- E02D5/30—Prefabricated piles made of concrete or reinforced concrete or made of steel and concrete
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/48—Piles varying in construction along their length, i.e. along the body between head and shoe, e.g. made of different materials along their length
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/72—Pile shoes
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0004—Synthetics
- E02D2300/0018—Cement used as binder
- E02D2300/002—Concrete
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Paleontology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a kind of Prefabricated Reinforced Concrete Square Pile and preparation method thereof, square pile therein includes steel reinforcement cage, pile top component, stake end mesh sheet and high-strength concrete;The cage bar of steel reinforcement cage uses HRB400 reinforcing bars, is made up of inside and outside two sections in the cage body of square, and inside and outside cage body is to be slided respectively by stirrup curl made of welding;Above-mentioned stake end mesh sheet, steel reinforcement cage, pile top component composition overall skeleton, overall skeleton and high-strength concrete form whole solid pile body, and whole solid pile body is made up of stake main paragraph and pile top section, and the section of stake main paragraph is positive square, pile top Duan Weifang tapers.In the present invention, stake is molded with steel reinforcement cage using mechanical roll welding, can save stirrup dosage, and technique is advanced, easy to operate, reliable in quality, and production efficiency is high.In addition, poured using high-strength concrete, it is possible to increase the bulk strength of stake.
Description
Technical field
The present invention relates to building materials to produce and process field, concretely relates to a kind of Prefabricated Reinforced Concrete Square Pile.
Background technology
According to existing pile foundation design, ordinary reinforced concrete stake in process of production, using the reinforcing bar of pre-production
Cage simultaneously carries out intensive colligation stirrup, hoop knot cage bar, carries out cast concrete through adjustment, inspection, matched moulds, covering, maintenance form.On
State concrete-pile complex manufacturing and ancient, fabrication of reinforcing cage is wasted time and energy, and labor intensity is big, of poor quality, increase concrete
The production cost of stake.
As can be seen here, it is necessary to which precast reinforced concrete pile in the prior art is improved.
The content of the invention
The task of the present invention is solve technological deficiency existing for ordinary reinforced concrete stake in the prior art, there is provided a kind of
Prefabricated Reinforced Concrete Square Pile.
Its technical solution is:
A kind of Prefabricated Reinforced Concrete Square Pile, include steel reinforcement cage, pile top component, stake end mesh sheet and high-strength concrete;Steel reinforcement cage
Cage bar uses HRB400 reinforcing bars, is made up of inside and outside two sections in the cage body of square, inside and outside cage body be respectively by
Cage bar is slided made of welding by stirrup curl;Above-mentioned stake end mesh sheet, steel reinforcement cage, pile top component form overall bone
Frame,
Overall skeleton forms whole solid pile body with high-strength concrete, and whole solid pile body is made up of stake main paragraph and pile top section,
The section of stake main paragraph is positive square, pile top Duan Weifang tapers.
Above-mentioned outer cage body is made of 4 cage bars slide roll welding in the shape of a spiral by stirrup;Interior cage body is by 4 cage bars
Slided in the shape of a spiral made of roll welding by stirrup;Inside and outside cage body forms steel reinforcement cage by colligation or welding.
The thickness that formed cover to reinforcement is poured by above-mentioned high-strength concrete is 45~60mm.
Above-mentioned pile top component includes pile top steel plate and five pile point dowels, wherein pile top anchor centered on a pile point dowel
Muscle, positioned at the center of pile top section, remaining four pile point dowel is avris pile top dowel, is by the master positioned at steel reinforcement cage corner
Muscle bending forms;Above-mentioned pile top steel plate one end is connected with pile top center dowel full weld, is welded between the other end and avris pile top dowel
Parallels or short muscle are connected to, stirrup is wound with outside avris pile top dowel.
Above-mentioned avris pile top dowel is by positioned at bending and molding of cage bar of steel reinforcement cage corner using hydraulic machinery.
Four corners of above-mentioned stake main paragraph are chamfering, and the size of chamfering is 10 × 45 °~30 × 45 °.
The side surface of above-mentioned whole solid pile body is provided with concrete hemispherical protuberances every necessarily design spacing.
A kind of preparation method of above-mentioned Prefabricated Reinforced Concrete Square Pile, comprises the following steps:
A materials prepare, according to the size of required processing square pile, the stake end mesh sheet of the non-casting concrete of processing, pile top steel plate, stake
Sharp steel plate welds with center pile top dowel, prepares cage bar;
B uses sliding welding machine, and interior cage body and outer cage body are prepared respectively to slide the method for welding;Then an interior cage body is put
Enter in an outer cage body and a steel reinforcement cage is formed by colligation or welding, subsequently into step c;
C places stake end mesh sheet and is connected by colligation or welding manner with stirrup, the cage bar shape of bending pile top end bar cage corner
Into the dowel of pile top, pile top steel plate is placed, and be connected with cage bar by welding manner;Thus the overall skeleton of square pile is made;
D prepares the mould for making square pile, and the separant coating on mould, by above-mentioned overall skeleton on mould, then
Into step e;
E prepares high performance concrete, is poured into mould, and carries out vibrations tamping;Subsequently into step f;
F obtains whole solid pile body after using natural curing or steam curing.
The present invention has following advantageous effects:
In the present invention, stake is molded with steel reinforcement cage using mechanical roll welding, can save stirrup dosage, and technique is simple, reliable in quality, raw
Produce efficiency high.In addition, poured using high-strength concrete, it is possible to increase the bulk strength of stake.
Brief description of the drawings
The present invention is illustrated further with embodiment below in conjunction with the accompanying drawings:
Fig. 1 is the principle schematic diagram of one embodiment of the present invention.
Fig. 2 is Fig. 1 A-A sectional structure principle schematics.
The cage bar of 1. outer cage bodies in figure, the stirrup of 2. outer cage bodies, the cage bar of cage body in 3., the stirrup of cage body in 4., 5.
Hold mesh sheet, 6. covers to reinforcement, 7. pile top center dowels, 8. pile top steel plates, 9. short muscle or parallels.
Embodiment
With reference to Fig. 1 and Fig. 2, a kind of Prefabricated Reinforced Concrete Square Pile, steel reinforcement cage, pile top component, stake end mesh sheet and height are included
Reinforced concrete.The cage bar 1,3 of steel reinforcement cage uses HRB400 reinforcing bars, is made up of inside and outside two sections in the cage body of square, outside
Cage body is that interior cage body is to pass through the curl of stirrup 4 by cage bar 3 made of cage bar 1 slides welding by the curl of stirrup 2
Slide made of welding.Above-mentioned stake end mesh sheet, steel reinforcement cage, pile top component composition overall skeleton, overall skeleton and high-strength concrete
Form whole solid pile body, whole solid pile body is made up of stake main paragraph and pile top section, and the section of stake main paragraph is just
Square, pile top Duan Weifang tapers.Above-mentioned outer cage body is slided roll welding by stirrup 2 by 4 cage bars 1 and is made in the shape of a spiral
,
Interior cage body is made of 4 cage bars 3 slide roll welding in the shape of a spiral by stirrup 4;Inside and outside cage body passes through colligation or welding
Shape
Into steel reinforcement cage.
Preferably, the thickness that formed cover to reinforcement 6 is poured by above-mentioned high-strength concrete can be 45~60mm.Such as choosing
With marked as C60 concrete.
Preferably, above-mentioned pile top component includes five pile point dowels, wherein pile top dowel 7 centered on a pile point dowel,
Positioned at the center of pile top section, remaining four pile point dowel is avris pile top dowel, is by the cage bar positioned at steel reinforcement cage corner
What bending formed.Pile top component also includes pile top steel plate 8, and pile top steel plate one end is connected with pile top center dowel full weld, the other end
Parallels or short muscle 9 are welded between avris pile top dowel, stirrup is wound with outside avris pile top dowel;Four avris pile top dowels are
Using hydraulic machinery by positioned at bending and molding of cage bar of steel reinforcement cage corner.
Preferably, four corners of above-mentioned stake main paragraph are chamfering, and the size of chamfering is 10 × 45 °~30 × 45 °.
Preferably, the side surface of above-mentioned whole solid pile body is every necessarily to be provided with concrete hemispherical convex for design spacing
Rise.In square pile as Piles for Friction Piles in use, pile body frictional force in soil can be increased.
A kind of preparation method of above-mentioned Prefabricated Reinforced Concrete Square Pile, it is characterised in that comprise the following steps:
A materials prepare, according to the size of required processing square pile, the stake end mesh sheet of the non-casting concrete of processing, pile top steel plate, stake
Sharp steel plate welds with center pile top dowel, prepares cage bar;
B uses sliding welding machine, and interior cage body and outer cage body are prepared respectively to slide the method for welding;Then an interior cage body is put
Enter in an outer cage body and a steel reinforcement cage is formed by colligation or welding, subsequently into step c;
C places stake end mesh sheet and is connected by colligation or welding manner with stirrup, the cage bar shape of bending pile top end bar cage corner
Into the dowel of pile top, pile top steel plate is placed, and be connected with cage bar by welding manner;Thus the overall skeleton of square pile is made;
D prepares the mould for making square pile, and the separant coating on mould, by the overall skeleton of square pile on mould, so
Enter step e afterwards;
E prepares high performance concrete, is poured into mould, and carries out vibrations tamping;Subsequently into step f;
F obtains whole solid square pile after using natural curing or steam curing.
The relevant technology contents do not addressed in aforesaid way are taken or used for reference prior art and can be achieved.
It should be noted that those skilled in the art can also make such or such appearance under the teaching of this specification
Easy variation pattern, such as equivalent way, or obvious mode of texturing.Above-mentioned variation pattern all should protection scope of the present invention it
It is interior.
Claims (7)
1. a kind of Prefabricated Reinforced Concrete Square Pile, it is characterised in that include steel reinforcement cage, pile top component, stake end mesh sheet and high-strength coagulation
Soil;The cage bar of steel reinforcement cage uses HRB400 reinforcing bars, is made up of inside and outside two sections in the cage body of square, inside and outside cage body is
Respectively made of cage bar slides welding by stirrup curl;Above-mentioned stake end mesh sheet, steel reinforcement cage, pile top component composition are overall
Skeleton, overall skeleton form whole solid pile body with high-strength concrete, and whole solid pile body is by stake main paragraph and pile top section group
Section into, stake main paragraph is positive square, pile top Duan Weifang tapers.
A kind of 2. Prefabricated Reinforced Concrete Square Pile according to claim 1, it is characterised in that:Above-mentioned outer cage body is by 4
Cage bar is slided made of roll welding in the shape of a spiral by stirrup;Interior cage body is to slide roll welding in the shape of a spiral by stirrup by 4 cage bars
It is manufactured;Inside and outside cage body forms steel reinforcement cage by colligation or welding.
A kind of 3. Prefabricated Reinforced Concrete Square Pile according to claim 1, it is characterised in that:Poured by above-mentioned high-strength concrete
The thickness for building formed cover to reinforcement is 45~60mm.
A kind of 4. Prefabricated Reinforced Concrete Square Pile according to claim 1, it is characterised in that:Above-mentioned pile top component includes stake
Sharp steel plate and five pile point dowels, pile top dowel centered on a pile point dowel, positioned at the center of pile top section, remaining four
Pile top dowel is avris pile top dowel, is formed by the cage bar bending positioned at steel reinforcement cage corner;One end of pile top steel plate and stake
Sharp center dowel full weld connection, parallels or short muscle are welded between the other end and avris pile top dowel, is wound outside avris pile top dowel
There is stirrup.
A kind of 5. Prefabricated Reinforced Concrete Square Pile according to claim 4, it is characterised in that:Above-mentioned avris pile top dowel is
Using hydraulic machinery by positioned at bending and molding of cage bar of steel reinforcement cage corner.
A kind of 6. Prefabricated Reinforced Concrete Square Pile according to claim 1, it is characterised in that:Four of above-mentioned stake main paragraph
Corner is chamfering, and the size of chamfering is 10 × 45 °~30 × 45 °.
A kind of 7. Prefabricated Reinforced Concrete Square Pile according to claim 1, it is characterised in that:Above-mentioned whole solid pile body
Side surface is provided with concrete hemispherical protuberances every necessarily design spacing.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610780038.4A CN107794913A (en) | 2016-08-30 | 2016-08-30 | A kind of Prefabricated Reinforced Concrete Square Pile |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610780038.4A CN107794913A (en) | 2016-08-30 | 2016-08-30 | A kind of Prefabricated Reinforced Concrete Square Pile |
Publications (1)
Publication Number | Publication Date |
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CN107794913A true CN107794913A (en) | 2018-03-13 |
Family
ID=61527746
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201610780038.4A Pending CN107794913A (en) | 2016-08-30 | 2016-08-30 | A kind of Prefabricated Reinforced Concrete Square Pile |
Country Status (1)
Country | Link |
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CN (1) | CN107794913A (en) |
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2016
- 2016-08-30 CN CN201610780038.4A patent/CN107794913A/en active Pending
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Application publication date: 20180313 |
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