CN108221964A - A kind of Bougainvillea spectabilis flower-shape concrete tubular pile and preparation method thereof - Google Patents
A kind of Bougainvillea spectabilis flower-shape concrete tubular pile and preparation method thereof Download PDFInfo
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- CN108221964A CN108221964A CN201810096158.1A CN201810096158A CN108221964A CN 108221964 A CN108221964 A CN 108221964A CN 201810096158 A CN201810096158 A CN 201810096158A CN 108221964 A CN108221964 A CN 108221964A
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- 239000004567 concrete Substances 0.000 title claims abstract description 53
- 241001316288 Bougainvillea spectabilis Species 0.000 title claims abstract description 48
- 238000002360 preparation method Methods 0.000 title abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 88
- 239000010959 steel Substances 0.000 claims abstract description 88
- 230000002787 reinforcement Effects 0.000 claims abstract description 84
- 239000002689 soil Substances 0.000 claims abstract description 34
- 239000000203 mixture Substances 0.000 claims abstract description 3
- 238000005056 compaction Methods 0.000 claims description 22
- 238000003466 welding Methods 0.000 claims description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 13
- 239000011150 reinforced concrete Substances 0.000 claims description 10
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 9
- 210000003205 muscle Anatomy 0.000 claims description 8
- 238000000465 moulding Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000009499 grossing Methods 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 230000015271 coagulation Effects 0.000 claims description 2
- 238000005345 coagulation Methods 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 150000002739 metals Chemical class 0.000 claims 2
- 238000007789 sealing Methods 0.000 claims 1
- 239000011435 rock Substances 0.000 description 12
- 241000628997 Flos Species 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- -1 by pressure Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/20—Producing shaped prefabricated articles from the material by centrifugal or rotational casting
-
- 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
- B28B23/04—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 the elements being stressed
- B28B23/046—Post treatment to obtain pre-stressed articles
-
- 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
- B28B23/04—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 the elements being stressed
- B28B23/10—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 the elements being stressed the shaping being effected by centrifugal or rotational moulding
-
- 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
- B28B7/00—Moulds; Cores; Mandrels
-
- 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Ceramic Engineering (AREA)
- Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Paleontology (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The present invention relates to a kind of Bougainvillea spectabilis flower-shape concrete tubular piles and preparation method thereof,Including pile body,Stake top,Stake bottom and pile top,Pile body connects stake top and stake bottom,And pile top connects the concrete tubular pile so as to form an entirety with stake bottom,The external cross section of pile body includes three convex wings and the three recessed wings,Three convex wings and the three recessed wings are staggered,And adjacent convex wing and the streamlined connection of the recessed wing,Through-hole is equipped in the middle part of pile body,Pile body is made of steel reinforcement cage and concreting,Steel reinforcement cage is by tie hoop,Three pairs of main reinforcements and three securing plates composition,Pile body concave arc-shaped section is equipped with three pairs of main reinforcements,There are three securing plates by pile body convex arc Duan Shangshe,It is corresponding with tie hoop on the inside of three pairs of main reinforcements and three pieces of securing plates to weld to connect and compose whole steel reinforcement cage,Stake top and stake bottom are the metallic plate identical with pile body cross-sectional shape and size,The outer cross section Bougainvillea spectabilis flower-shape of pile pile can not only increase stake and the contact area of soil,And pile side friction can be increased,It can be achieved larger to antitorque requirement.
Description
Technical field
The present invention relates to the improvement of foundation pile shape in building field and construction, and in particular to a kind of Bougainvillea spectabilis flower-shape concrete
Pile pile and preparation method thereof.
Background technology
Prefabricated concrete pipe pile be it is a kind of stake is being squeezed into the pile-type in soil made of factory with sinking apparatus because it has
There is the advantages of easy to make, bearing capacity is big to obtain extensive utilization in many engineerings in recent years, according to the stratum used
Condition is different, and pile pile not only can be used as end-bearing pile, but also can be used as friction pile.End-bearing pile refers to that suitable segment length position is arranged at the lower part of stake
Stake in competent bed, for passing through the embedded rock pile in uniform Soft Soil Layer insertion hard basement rock, due to stake base rock intensity very
Height, pile bottom settlements very little, pile body displacement is also little, at this point, relative displacement needed for the side resistance of the pile peripheral earth performance limit has not yet been reached,
Pile side resistance is unable to give full play, and extreme displacement needed for hard basement rock can reach, and end resistance is made to be not fully exerted, this
Kind embedded rock pile is known as end-bearing pile.Due to when pile pile is as end-bearing pile, the carrying of stake, which relies primarily on a bottom and is partially submerged into rock, produces
Raw bearing capacity at this point, stake bottom needs more secured, and also needs to require bigger to bear horizontal force to antitorque.Friction pile is
Finger applies to the embedding very deep ground in rock stratum, under ultimate bearing capacity state, stake that pile top load is born by pile side resistance, for
For friction pile, the bearing capacity of stake depends primarily on stake and the contact area of soil, and stake and the contact area of soil are bigger, shaft resistance
Power is bigger, therefore the bearing capacity of friction pile is also bigger.
Pile pile applies to basement rock and buries that shallower and basement rock weathering is serious, strongly weathered sand-rock is thicker, also has one layer of full blast thereon
Change the geological conditions of rock stratum and Weathering-residual soil, the supporting course of pipe pile foundation is selected in thicker severely-weathered or completely decomposed, hard
In viscous soil horizon, closely knit crushed stone soil layer.Pile pile applies to every aspect, including highway, harbour, bridge, harbour, industry and the people
In infrastructure with building etc., therefore pile pile is mainly (perpendicular by the axial action along pile pile direction from external loads
To power), act on from horizontal cross such as wind load, wave load and earthquake loads and from axial direction or horizontal direction by
The eccentric bending moment caused by eccentric force arrived, inevitably will appear the situation of stress concentration in this way, be easy to cause the change of pile shaft material
Shape, the durability for also resulting in pile pile are deteriorated, it is therefore desirable to which one kind can prevent stress concentration and improve the antitorque stabilization of stake
Property, moreover it is possible to the pile pile of the bearing capacity of stake is improved to solve the above problems.
Invention content
In view of this, a kind of Bougainvillea spectabilis flower-shape concrete tubular pile of disclosure of the invention and preparation method thereof, it can be achieved that compared with
It is big to antitorque requirement, ensure that bottom is more secured.
First aspect：
A kind of Bougainvillea spectabilis flower-shape concrete tubular pile of disclosure of the invention, it is including pile body, stake top, stake bottom and pile top, described
Pile body connects stake top and stake bottom, the stake top are placed in pile body one end, and the stake bottom connects the other end for being placed in pile body with pile top,
The external cross section of the pile body includes three convex wings and the three recessed wings, and three convex wings are edge-smoothing and the identical convex arc of size,
The three recessed wings are edge-smoothing and the identical concave arc of size, and three convex wings and the three recessed wings are staggered, and adjacent
Convex wing and the streamlined connection of the recessed wing, the circular through hole of a perforation is equipped in the middle part of pile body, the pile body is by steel reinforcement cage and concrete
It pours and is made；
The steel reinforcement cage is made of tie hoop, three pairs of main reinforcements and three securing plates, on the pile body concave arc-shaped section angularly
Equipped with three pairs of main ribs, angularly set in the pile body convex arc section there are three perforation pile body securing plate, three pairs of concave arc-shaped sections
Main ribs and three pieces of convex arc sections the securing plate on the inside of it is corresponding with the tie hoop weld it is whole to connect and compose
Steel reinforcement cage, in the steel reinforcement cage tie hoop both ends be smaller than in intermediate spacing, be conducive to the reinforcing at pile pile both ends；
The inscribed circle of the pile body Bougainvillea spectabilis flower-shape outer wall and circumcircle centre position are set as dividing circle equally greatly, and inscribed circle is with leading to
The inner circle centre position of hole inner wall is set as small and divides circle equally, and the tie hoop position is divided round position equally and overlapped with small, the inscribe
Circle is cut in three interior point of contacts successively with Bougainvillea spectabilis flower-shape outer wall, and three interior point of contacts are with forming three short axles at through-hole center, three
The short axle meets at that three inscribes are small to divide round intersection point equally with small circle of dividing equally, and the circumcircle is cut in successively with Bougainvillea spectabilis flower-shape outer wall
Three outer point of contacts, three outer point of contacts are centrally formed three long axis with through-hole, and three long axis with big circle of dividing equally with meeting at three
Divide round intersection point equally greatly, with it is small divide equally circle meet at three it is circumscribed it is small divide round intersection point equally, three pairs of main ribs are located at that inscribe is small to divide equally
Inside and outside the tie hoop of circle point of intersection, the three securing plate sides are located at circumscribed small divide equally outside the tie hoop of round point of intersection
Side, opposite side are located at and divide equally greatly in the pile body convex arc section of round point of intersection；
The stake top and stake bottom are the metallic plate identical with the pile body cross-sectional shape and size, described in two
The hole identical with steel reinforcement cage cross sectional arrangement is equipped on metallic plate, the pile top connect mounted on pile body bottom with stake bottom, uses
In closing pile body and soil compaction.
Further, the securing plate is steel plate or reinforced mesh.
Further, the reinforced mesh is spaced apart by two identical vertical bars of length specification, between two vertical bars between
Every being distributed several short muscle, on the inside of the main ribs of three pairs of concave arc-shaped sections and the reinforced mesh of three pieces of convex arc sections with the spiral hoop
Muscle corresponds to welding to connect and compose whole steel reinforcement cage.
Further, three pairs and three pairs of main reinforcement positions pair are angularly equipped at intervals on three concave arc directions of the metallic plate
The cage bar holes answered angularly are equipped at intervals with steel plate hole corresponding with steel plate position on three convex arc directions of metallic plate.
Further, be angularly equipped at intervals on three concave arc directions of the metallic plate three pairs it is corresponding with main reinforcement position
Cage bar holes are angularly equipped at intervals with three pairs of vertical bars corresponding with vertical bars position on reinforced mesh on three convex arc directions of metallic plate
Hole.
Further, the pile top is pile tip with closed opening, and pile tip with closed opening is made of at the top of pile top and pile top head, at the top of pile top
Cross-sectional shape for annulus, the outer diameter of annulus is identical with the through-hole wall radius of circle at the top of pile top, and pile top head is taper,
And the pile top head is equipped with three reinforcing strips, three reinforcing strips are angularly distributed on three convex arc directions on pile top head.
Further, the pile top is opening pile toe, and an opening pile toe part is to surround and connect the pile top of pile body bottom
Part is surrounded, the pile top surrounds part and is welded by three blocks of identical concave arc shape steel plates and convex steel plate, and pile top is surrounded
Partial inner wall is identical with pile body outer wall geomery, another part pile top soil compaction part, and pile top soil compaction part is six block sizes
Identical soil compaction plate, the soil compaction plate outside are equipped with the corner angle convenient for soil compaction, and six blocks of soil compaction plates are uniformly mounted on pile top packet
On the outside of the arc top for enclosing part concave curved plate and convex steel plate.
Second aspect：
The invention discloses a kind of production method of Bougainvillea spectabilis flower-shape concrete tubular pile, this method has steps of：
1) mold is made according to the shape at pile body interface and size, the height of mold is pile body height and two pieces of metallic plates
The sum of height；
2) three pairs of main reinforcements are angularly distributed in three concave arc-shaped sections of pile body, one is set in three convex arc sections of pile body
Block penetrates through the steel plate of pile body, main ribs and the tie hoop welding of three pairs of concave arc-shaped sections, on the inside of the steel plate of three pieces of convex arc sections and spiral shell
It revolves stirrup and corresponds to welding, to connect and compose the steel reinforcement cage of pile body entirety；
3) metallic plate is made according to pile body cross-sectional shape size, it is equiangularly spaced on three concave arc directions on a metal plate
Equipped with three pairs of cage bar holes corresponding with six main reinforcement positions, steel plate corresponding with steel plate position is additionally provided on the convex arc direction of metallic plate
The steel reinforcement cage bottom of making in step 2 is inserted into the hole that metallic plate reserves, is then welded in the outside of metallic plate by hole
It connects, obtains the complete steel reinforcement cage of the making with pedestal；
4) steel reinforcement cage with metallic plate pedestal in step 3 is vertically put into mold vertically according to corresponding direction, it will
Concrete after centrifugal treating is poured by the pile body cross sectioned bore on top, and when pouring at the top of reserve metallic plate height
Position be used for metallic plate welding, stir when pouring, pour after the completion of carry out main reinforcement tensioning, tensioning after the completion carry out from
The heart waits for form removal after concrete centrifugal molding, obtains molding reinforced concrete pile；
5) reinforced concrete pile manufactured in step 4 is subjected to steam curing, is then welded at the top of reinforced concrete pile
Metallic plate is connect, obtains whole pile body；
6) pile top and pile body bottom are interted into installation, and be welded and fixed in junction, obtains whole Triangular Flos Mume
Shape concrete tubular pile.
Further, the thickness of two metallic plates is identical.
Further, the pile top is opening pile toe or pile tip with closed opening.
The advantageous effect that technical solution provided by the invention is brought is：
1st, the section of Bougainvillea spectabilis flower-shape is integrally as a triangle, and resistance to torsion is stronger, and stake bottom is more secured,
It is also larger that stake bottom is partially submerged into acceptable bearing capacity in rock；
2nd, the pile body of Triangular Flos Mume cross section is streamlined, it is not easy to generate stress concentration, increase the durability of pile body；
3rd, on the one hand the steel plate arranged on convex arc direction increases the area of arrangement of reinforcement, improve the shear behavior of concrete,
On the other hand, for concrete mainly by pressure, steel plate had both been improved the anti-of armored concrete by pulling force, the collocation of concrete and reinforcing bar
Performance is drawn, and improves the compressive property that reinforcing bar coagulates soil, makes the stress of armored concrete than more uniform, and three convex arc directions
The arrangement of upper steel plate connects entire pile body, is welded as a whole with stake top stake bottom, improves the globality of stake, also improve pipe
The anti-bending strength of stake.
Description of the drawings
Fig. 1 is a kind of stereogram of Bougainvillea spectabilis flower-shape concrete tubular pile of the present invention；
Fig. 2 is the vertical view of steel reinforcement cage in the present invention；
Fig. 3 is the sectional view of steel reinforcement cage in the present invention；
Fig. 4 is that the level cross-sectionn stirrup reinforcement bar arrangement of the quincunx concrete tubular pile of intermediate cam determines to scheme；
Fig. 5 is the metal plate structure figure in embodiment one；
Fig. 6 is the vertical view of pile tip with closed opening in embodiment one；
Fig. 7 is the front view of pile tip with closed opening in embodiment one；
Fig. 8 is the bottom view of pile tip with closed opening in embodiment one；
Fig. 9 is the structure chart of two split shed pile top of embodiment；
Figure 10 is the vertical view of steel reinforcement cage in embodiment three；
Figure 11 is the structure chart of metallic plate in embodiment three.
In figure：
1st, pile body 101, through-hole 2, metallic plate 21, cage bar holes 22, steel plate hole 23, vertical bars hole 3, steel reinforcement cage 31, hoop
Muscle 32, main reinforcement 33, steel plate 4, reinforced mesh 41, vertical bars 5, pile tip with closed opening 51,52, pile top head 521 at the top of pile top,
Reinforcing strip 6, opening pile toe 61, pile top surround part 62, pile top soil compaction part 7, circumcircle 71, outer point of contact 8, inscribed circle
81st, interior point of contact 9, big divide circle 10 equally, small divide circle 11, inner circle 12 equally, divide round intersection point 13 equally greatly, circumscribed small divide round intersection point equally
14th, inscribe is small divides round intersection point 15, long axis 16, short axle equally.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is further described.
Embodiment of the invention discloses that a kind of Bougainvillea spectabilis flower-shape concrete tubular pile, including pile body 1, stake top, stake bottom and stake
Point, pile body 1 connects the stake top and stake bottom, and pile top connects the concrete tubular pile so as to form an entirety with stake bottom；
It please refers to Fig.1, the external cross section of the pile body 1 includes three convex wings and the three recessed wings, and three convex wings are edge
Smooth and identical size convex arc, three recessed wings are edge-smoothing and the identical concave arc of size, three convex wings and three
Recessed interplane ensure that Bougainvillea spectabilis flower-shape of the present invention mixes every being staggered and adjacent convex wing and the recessed wing are streamlined connection
The lines flow smoothly for the outer surface of solidifying soil pile pile, is not in apparent corner angle, helps to prevent stress concentration, so as to improve Bougainvillea spectabilis
The bearing capacity of flower-shape concrete tubular pile.The interior cross section of pile body 1 is round, and the center of outer cross section Bougainvillea spectabilis flower-shape and interior section
The circular center of circle in face overlaps.
Concrete in present embodiment is higher ranked concrete, and at least more than C60, concrete grade is higher,
The bearing capacity of pile pile is bigger.
Please refer to Fig.3, the pile body 1 is made of steel reinforcement cage 3 and concreting, the steel reinforcement cage 3 by tie hoop 31,
Three pairs of main reinforcements 32 and three pieces of securing plate compositions, the stirrup 31 of steel reinforcement cage 3 is using tie hoop, and three pairs of main reinforcements 32 are angularly
Be distributed in three concave arc-shaped sections of pile body 1, be respectively provided in three convex arc sections of pile body 1 one piece perforation pile body 1 securing plate, three pairs
The main ribs 32 and tie hoop 31 of concave arc-shaped section are welded, weldering corresponding with tie hoop 31 on the inside of the securing plate of three pieces of convex arc sections
It connects, to connect and compose the whole steel reinforcement cage 3 of pile body 1, tie hoop 31 is smaller than at both ends in centre in the steel reinforcement cage 3
Spacing, be conducive to reinforce the both ends of pile pile.In the present embodiment, securing plate uses the steel plate 33 of rectangle.
It please refers to Fig.2, the level cross-sectionn stirrup reinforcement bar arrangement side of determining of the present embodiment Bougainvillea spectabilis flower-shape concrete tubular pile
Method is：Choose 1 cross section inner circle 11 of pile body, then choose the circumcircle 7 of Bougainvillea spectabilis flower-shape, the pile body 1 of Bougainvillea spectabilis flower-shape with it is circumscribed
Circle 7 is cut in three outer point of contacts 71 successively, is sequentially connected three outer point of contacts 71 and 8 center of circle of circumcircle and extends, available three outside
Circle of contact ray is set as long axis 15, similarly, chooses the inscribed circle 8 of Bougainvillea spectabilis flower-shape, the pile body 1 of Bougainvillea spectabilis flower-shape and inscribed circle 8 according to
It is secondary to be cut in three interior point of contacts 81, it is sequentially connected three interior point of contacts 81 and 8 center of circle of inscribed circle and extends, can obtain three inscribed circles and penetrate
Line, is set as short axle 16,120 ° each other of angle between three long axis 15,120 ° each other of angle between three short axles 16, adjacent
Angle before the long axis 15 of part and short axle 16 is 60 °.Then using the central point of cross section as the center of circle, Bougainvillea spectabilis flower-shape circumcircle
The half of the sum of 7 radiuses and 8 radius of inscribed circle for radius do it is big divide circle 9 equally, while using cross-section center point as the center of circle, Bougainvillea spectabilis
The half of the sum of 8 radius of flower-shape inscribed circle and 11 radius of inner circle for radius do it is small divide circle 10 equally, above-mentioned three long axis 15 and three
Short axle 16 successively with it is small divide equally circle 10 intersect at three inscribes it is small divide equally round intersection point 14 and three it is circumscribed it is small divide round intersection point 13 equally, three
Intersecting at three with dividing circle 9 equally greatly divides greatly round intersection point 12 equally successively for long axis 15, and the position of the stirrup 31, which is set on, small divides circle equally
At 10, i.e., the position of stirrup 31 is overlapped with the small position for dividing circle 10 equally.
Please continue to refer to Fig. 3, the position installation method of main reinforcement 32 and steel plate 33 is in pile body 1：Because the concave arc-shaped section of pile body 1
Thickness is smaller, and three pairs of main reinforcements 32 are sequentially arranged at the small inner and outer for dividing the stirrup 31 at round intersection point 14 equally of inscribe, and three
Root main reinforcement 32 is angularly mounted on small 31 inside of stirrup divided equally at round intersection point 14 of inscribe, and three main reinforcements 32 are angularly installed
In the small outside for dividing round intersection point 14 equally of inscribe, the main reinforcement group of three pairs of concave arc-shaped sections is formed, concave arc-shaped section main reinforcement 32 is made to be evenly distributed, increased
The balance and intensity of concave arc-shaped section tubular pile body 1；With the smaller difference of 1 thickness of concave arc-shaped section pile body, the thickness of the convex arc section of pile body 1 compared with
Greatly, in order to increase the bearing capacity of 1 convex arc section of pile body, the steel plates 33 of three pieces of connections of selection, 33 cross section of steel plate is a rectangle, wherein
One end midpoint of rectangle be located at it is circumscribed it is small divide round intersection point 13 equally, rectangle other end midpoint be located at it is corresponding divide round intersection point 12 equally greatly,
Finally, three groups of concave arc-shaped section main reinforcements 32 are welded with stirrup 31, and inside and the stirrup 31 of three blocks of steel plates 33 weld, and connection forms whole stake
The steel reinforcement cage 3 of body 1.
It please refers to Fig.4, on the vertical direction of pile body 1,31 arrangement of reinforcement of stirrup is mainly pile body 1 cross section three convex arc Duan Fang
The steel plate 33 of the perforation pile body of upward setting, on the concave arc-shaped section direction of three, 1 section of pile body three reciprocity angle intervals three couples
It main reinforcement 32 and is welded in the stirrup 31 that 1 section of pile body is distributed vertically, wherein, the stirrup 31 at 1 both ends of pile body is smaller than
31 spacing of stirrup among pile body 1, specific spacing need to meet Pile Foundations Design specification.
Fig. 5 is please referred to, is welded in the stake top of pile body 1 and stake bottom both ends identical with pile body cross-sectional shape size
Metallic plate 2, have the hole identical with 3 cross sectional arrangement of steel reinforcement cage, the metallic plate 2 on the metallic plate 2 at stake top and stake bottom both ends
Three concave arc directions on be angularly equipped at intervals with three pairs of cage bar holes 21 corresponding with six main reinforcements, 32 position, three of metallic plate 2
Steel plate hole 22 corresponding with 33 position of steel plate is additionally provided on convex arc direction, when the metallic plate 3 is fixed on 1 top and bottom of pile body
It uses and is welded and fixed, and be the welding of steel reinforcement cage 3 and metallic plate 2, in particular main reinforcement when metallic plate 2 and the welding of pile body 1
32 are inserted into the cage bar holes 21 of metallic plate 2, are then welded in the outside of metallic plate 2.
In practical manufacturing process, after steel reinforcement cage 3 completes, metallic plate 2 is inserted into the bottom of steel reinforcement cage 3 and is reserved
Hole in, main reinforcement is placed in cage bar holes 21, and steel plate 33 is placed in steel plate hole 22, is then welded in the outside of metallic plate 2, so as to
Obtain the complete steel reinforcement cage 3 of the making with 2 pedestal of metallic plate, then by the steel reinforcement cage 3 with 2 pedestal of metallic plate be put into pile body
In the identical mold of 1 shape and size size, particularly, the height of mold is 1 height of pile body, stake top metallic plate 2 and stake bottom
The sum of thickness of metallic plate 2, the steel reinforcement cage 3 of this 2 pedestal of belt transect metallic plate is put into mold will reserve a stake top gold later
Belong to the thickness of plate 2, for the welding to stake top metallic plate 2, then add in concrete and poured, stir, wait for when pouring
Form removal after concrete formation can obtain molding reinforced concrete pile body, finally equally again place the metallic plate of stake top 2 up
And weld, obtain whole pile body.
Please refer to Fig. 6, Fig. 7 and Fig. 8, Bougainvillea spectabilis flower-shape concrete tubular pile pile top is pile tip with closed opening 6, the pile tip with closed opening 5
It is made of at the top of pile top 51 and pile top head 52,51 for connecting pile body 1 at the top of pile top, and the cross-sectional shape at pile top top 51 is
Annulus, the outer diameter of annulus is identical with the section inner circle radius of the Bougainvillea spectabilis flower-shape concrete tubular pile, and pile top head 52 is taper,
Pile top head 52 is equipped with three sharp reinforcing strips 521, and three sharp reinforcing strips 521 are angularly distributed in 1 cross section of pile body
Three convex arc directions on, sharp reinforcing strip 521 plays the role of soil compaction when pile pile is driven piles, and pile top connect to be formed with stake bottom
One complete stake, pile tip with closed opening 5 can play the role of closing pile body and soil compaction, can also prevent pile body from breaking in piling
Bad, guiding pile body effect.
When producing pile tip with closed opening 5, by the placed on top of pile tip with closed opening 5 in the through-hole of stake bottom metallic plate 2, it is aligned it
In pile tip with closed opening 5 and 2 junction of stake bottom metallic plate weld afterwards, to the complete Bougainvillea spectabilis flower-shape coagulation with pile tip with closed opening 5
Native pile pile.
A kind of production method of Bougainvillea spectabilis flower-shape concrete tubular pile, has steps of,
1) mold is made according to the shape at pile body interface and size, the height of mold is pile body height and two pieces of metallic plates
The sum of height；
2) three pairs of main reinforcements 32 are angularly distributed in three concave arc-shaped sections of pile body 1, in three convex arc Duan Shangshe of pile body 1
The steel plate 33 of one piece of perforation pile body is put, the main ribs 32 and tie hoop 31 of three pairs of concave arc-shaped sections are welded, the steel of three pieces of convex arc sections
33 inside of plate welding corresponding with tie hoop 31, to connect and compose the whole steel reinforcement cage 3 of pile body 1；
3) according to 1 cross-sectional shape size of pile body make metallic plate, on metallic plate 2 on three concave arc directions angularly between
Every equipped with three pairs of cage bar holes 21 corresponding with 32 position of main reinforcement, it is additionally provided with and 33 position pair of steel plate on the convex arc direction of metallic plate 2
3 bottom of steel reinforcement cage of making in step 2 is inserted into the reserved hole of metallic plate 2, then in metallic plate by the steel plate hole 22 answered
2 outside is welded, and obtains the complete steel reinforcement cage 3 of the making with pedestal；
4) steel reinforcement cage 3 with 2 pedestal of metallic plate in step 3 is vertically put into mold vertically according to corresponding direction,
Concrete after centrifugal treating is poured by 1 cross sectioned bore of pile body on top, and when pouring at the top of reserve metallic plate 2
The position of height is used for the welding of metallic plate 2, is stirred when pouring, and the tensioning of main reinforcement is carried out after the completion of pouring, after the completion of tensioning
It is centrifuged, waits for form removal after concrete centrifugal molding, obtain molding reinforced concrete pile.
5) reinforced concrete pile manufactured in step 4 is subjected to steam curing, is then welded at the top of reinforced concrete pile
Metallic plate 2 is connect, obtains whole pile body 1；
6) pile top and 1 bottom of pile body are interted into installation, and be welded and fixed in junction, obtains whole Triangular Flos Mume
Shape concrete tubular pile.
Embodiment two
Please refer to Fig. 9, the invention discloses a kind of Bougainvillea spectabilis flower-shape concrete tubular pile, with embodiment one disclosed in Bougainvillea spectabilis
Difference lies in the structure of pile top is different, and Bougainvillea spectabilis flower-shape concrete tubular pile pile top is opening pile for the structure of flower-shape concrete tubular pile
Point 6, the opening pile toe 6 is made of two parts, and a part is the pile top encirclement part for surrounding stake bottom and connecting a bottom
61, another part is pile top soil compaction part 62, and wherein pile top surrounds part 61 by three blocks of identical concave arc shape steel plates and three pieces of phases
Same convex steel plate is welded, and is welded into an internal cross section whole pile top identical with pile body outer cross-sectional dimension
Part is surrounded, and pile top soil compaction part 62 is total on six direction with three convex arcs by three concave arcs that pile top is surrounded on part and welded
The identical steel plate of the sizes such as six pieces form, the corner angle convenient for soil compaction are equipped with outside the soil compaction plate, entire opening pile toe 6 is being beaten
Play the role of guiding pile body, soil compaction during stake.
When producing opening pile toe 6, the pile top of opening pile toe 6 is surrounded into part 61 and is inserted in 1 bottom of pile body by corresponding position
Portion makes the lower edge that pile top surrounds part 61 be aligned with the lower edge of 1 bottom of pile body, then surrounds part 61 in pile top respectively
Top edge and lower edge are welded respectively with pile body 1, obtain the complete Bougainvillea spectabilis flower-shape concrete tubular pile with opening pile toe 6.
Embodiment three
0 and Figure 11 are please referred to Fig.1, the invention discloses a kind of Bougainvillea spectabilis flower-shape concrete tubular pile, with one disclosure of embodiment
The structure of Bougainvillea spectabilis flower-shape concrete tubular pile difference lies in 3 structure of steel reinforcement cage in the pile body 1 of convex arc section is different, the steel
Reinforced mesh 4 is equipped in muscle cage 3, the reinforced mesh 4 is spaced apart by the identical vertical bars 41 of two length specifications, then two
Short muscle is spaced apart on 41 vertical direction of root stress vertical bars, two vertical bars 41 are spot welded with short muscle on vertical direction by welding
Just vertical reinforced mesh 4 has been made, has been reinforced so as to fulfill the convex arc section in pile body 1, while in the gold at stake top and stake bottom
Belong on plate 2, it is equiangularly spaced on three concave arc directions of the metallic plate 2 equipped with the hole identical with 3 cross sectional arrangement of steel reinforcement cage
Equipped with three pairs of cage bar holes 21 corresponding with 32 position of main reinforcement, angularly it is equipped at intervals on three convex arc directions of the metallic plate 2
Three pairs of vertical bars holes 23 corresponding with vertical bars position on reinforced mesh 4.
Specific embodiment described in the present invention is only to spirit explanation for example of the invention.Technology belonging to the present invention
The technical staff in field can do described specific embodiment various modifications or additions or in a similar way
It substitutes, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of Bougainvillea spectabilis flower-shape concrete tubular pile, including pile body, stake top, stake bottom and pile top, the pile body connection stake top and stake
Bottom, the stake top are placed in pile body one end, and the stake bottom connects the other end for being placed in pile body with pile top, it is characterised in that：
The external cross section of the pile body includes three convex wings and the three recessed wings, and three convex wings are edge-smoothing and identical convex of size
Arc, the three recessed wings are edge-smoothing and the identical concave arc of size, and three convex wings and the three recessed wings are staggered, and phase
Adjacent convex wing and the streamlined connection of the recessed wing, pile body middle part are equipped with the circular through hole of a perforation, and the pile body is by steel reinforcement cage and coagulation
Soil, which pours, to be made；
The steel reinforcement cage is made of tie hoop, three pairs of main reinforcements and three securing plates, is angularly equipped on the pile body concave arc-shaped section
Three pairs of main ribs, angularly set that there are three the securing plate of perforation pile body, the institutes of three pairs of concave arc-shaped sections in the pile body convex arc section
The securing plate inside welding corresponding with the tie hoop of main reinforcement and three pieces of convex arc sections is stated to connect and compose whole reinforcing bar
Cage, in the steel reinforcement cage tie hoop both ends be smaller than in intermediate spacing, be conducive to the reinforcing at pile pile both ends；
The inscribed circle of the pile body Bougainvillea spectabilis flower-shape outer wall and circumcircle centre position are set as dividing circle equally greatly, in inscribed circle and through-hole
The inner circle centre position of wall is set as small and divides circle equally, and the tie hoop position is divided round position equally and overlapped with small, the inscribed circle with
Bougainvillea spectabilis flower-shape outer wall is cut in three interior point of contacts successively, and three interior point of contacts are with forming three short axles at through-hole center, described in three
Short axle meets at that three inscribes are small to divide round intersection point equally with small circle of dividing equally, and the circumcircle is cut in three successively with Bougainvillea spectabilis flower-shape outer wall
Outer point of contact, three outer point of contacts and through-hole are centrally formed three long axis, and three long axis with big circle of dividing equally with meeting at three big put down
Cyclotomy intersection point, with it is small divide equally circle meet at three it is circumscribed it is small divide round intersection point equally, three pairs of main ribs are located at that inscribe is small to divide round friendship equally
Inside and outside tie hoop at point, the three securing plate sides are located on the outside of the circumscribed small tie hoop for dividing round point of intersection equally,
Opposite side is located at and divides equally greatly in the pile body convex arc section of round point of intersection；
The stake top and stake bottom are the metallic plate identical with the pile body cross-sectional shape and size, two metals
The hole identical with steel reinforcement cage cross sectional arrangement is equipped on plate, the pile top is connect with stake bottom mounted on pile body bottom, for sealing
Close pile body and soil compaction.
2. Bougainvillea spectabilis flower-shape concrete tubular pile as described in claim 1, it is characterised in that：The securing plate is steel plate or bar-mat reinforcement
Piece.
3. Bougainvillea spectabilis flower-shape concrete tubular pile as claimed in claim 2, it is characterised in that：The reinforced mesh is by two root long metrics
The identical vertical bars of lattice are spaced apart, and are spaced apart several short muscle between two vertical bars, the main ribs of three pairs of concave arc-shaped sections and three pieces
It is corresponding with the tie hoop on the inside of the reinforced mesh of convex arc section to weld to connect and compose whole steel reinforcement cage.
4. Bougainvillea spectabilis flower-shape concrete tubular pile as claimed in claim 2, it is characterised in that：Three concave arc directions of the metallic plate
On be angularly equipped at intervals with three pairs of cage bar holes corresponding with three pairs of main reinforcement positions, on three convex arc directions of metallic plate angularly between
Every equipped with steel plate hole corresponding with steel plate position.
5. Bougainvillea spectabilis flower-shape concrete tubular pile as claimed in claim 3, it is characterised in that：Three concave arc directions of the metallic plate
On be angularly equipped at intervals with three pairs of cage bar holes corresponding with main reinforcement position, it is equiangularly spaced on three convex arc directions of metallic plate to set
There are three pairs of vertical bars holes corresponding with vertical bars position on reinforced mesh.
6. Bougainvillea spectabilis flower-shape concrete tubular pile as described in claim 1, it is characterised in that：The pile top is pile tip with closed opening, is remained silent
Pile top is made of at the top of pile top and pile top head, and the cross-sectional shape at the top of pile top is annulus, at the top of pile top the outer diameter of annulus with
The through-hole wall radius of circle is identical, and pile top head is taper, and the pile top head is equipped with three reinforcing strips, three reinforcing strips
It is angularly distributed on three convex arc directions on pile top head.
7. Bougainvillea spectabilis flower-shape concrete tubular pile as described in claim 1, it is characterised in that：The pile top is opening pile toe, is open
A pile top part is to surround and connect the pile top encirclement part of pile body bottom, and the pile top surrounds part by three pieces of identical concave arcs
Shape steel plate and convex steel plate are welded, and the inner wall that pile top surrounds part is identical with pile body outer wall geomery, another part
Pile top soil compaction part, the pile top soil compaction part soil compaction plate identical for six block sizes, the soil compaction plate outside are equipped with convenient for soil compaction
Corner angle, six blocks of soil compaction plates are uniformly mounted on pile top and surround on the outside of the arc top of part concave curved plate and convex steel plate.
8. a kind of production method of Bougainvillea spectabilis flower-shape concrete tubular pile as described in claim 1, which is characterized in that this method has
There are following steps：
1) mold is made according to the shape at pile body interface and size, the height of mold is pile body height and the height of two pieces of metallic plates
The sum of；
2) three pairs of main reinforcements are angularly distributed in three concave arc-shaped sections of pile body, setting one piece in three convex arc sections of pile body passes through
The steel plate of logical pile body, the main ribs of three pairs of concave arc-shaped sections and tie hoop welding, on the inside of the steel plate of three pieces of convex arc sections and spiral hoop
Muscle corresponds to welding, to connect and compose the steel reinforcement cage of pile body entirety；
3) metallic plate is made according to pile body cross-sectional shape size, is angularly equipped at intervals on three concave arc directions on a metal plate
Three pairs of cage bar holes corresponding with six main reinforcement positions are additionally provided with steel plate hole corresponding with steel plate position on the convex arc direction of metallic plate,
In the hole that the steel reinforcement cage bottom insertion metallic plate of making in step 2 is reserved, then welded in the outside of metallic plate,
Obtain the complete steel reinforcement cage of the making with pedestal；
4) steel reinforcement cage with metallic plate pedestal in step 3 according to corresponding direction is vertically put into mold vertically, will centrifuged
Treated, and concrete is poured by the pile body cross sectioned bore on top, and when pouring at the top of reserve the position of metallic plate height
The welding for metallic plate is put, is stirred when pouring, the tensioning of main reinforcement is carried out after the completion of pouring, is centrifuged after the completion of tensioning,
Form removal after waiting concrete centrifugal molding, obtains molding reinforced concrete pile；
5) reinforced concrete pile manufactured in step 4 is subjected to steam curing, then welds gold at the top of reinforced concrete pile
Belong to plate, obtain whole pile body；
6) pile top and pile body bottom are interted into installation, and be welded and fixed in junction, obtains whole Bougainvillea spectabilis flower-shape and mix
Solidifying soil pile pile.
9. the production method of Bougainvillea spectabilis flower-shape concrete tubular pile as claimed in claim 8, it is characterised in that：Two metals
The thickness of plate is identical.
10. the production method of Bougainvillea spectabilis flower-shape concrete tubular pile as claimed in claim 8, it is characterised in that：The pile top is
Opening pile toe or pile tip with closed opening.
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| CN201810096158.1A CN108221964A (en) | 2018-01-31 | 2018-01-31 | A kind of Bougainvillea spectabilis flower-shape concrete tubular pile and preparation method thereof |
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| CN201810096158.1A CN108221964A (en) | 2018-01-31 | 2018-01-31 | A kind of Bougainvillea spectabilis flower-shape concrete tubular pile and preparation method thereof |
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Cited By (1)
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Inventor after: Yang Song Inventor after: Wu Wenbing Inventor after: Liang Rongzhu Inventor after: Li Lichen Inventor after: Zong Mengfan Inventor after: Zhang Liang Inventor after: Liu Hao Inventor after: Official Wenjie Inventor after: Zhu Zhennan Inventor before: Yang Song Inventor before: Liang Rongzhu Inventor before: Li Lichen Inventor before: Zong Mengfan Inventor before: Zhang Liang Inventor before: Liu Hao Inventor before: Official Wenjie Inventor before: Zhu Zhennan |
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Application publication date: 20180629 |