CN206015663U - A kind of precast concrete pile and dash gear civil engineering building structure - Google Patents
A kind of precast concrete pile and dash gear civil engineering building structure Download PDFInfo
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- CN206015663U CN206015663U CN201620707719.3U CN201620707719U CN206015663U CN 206015663 U CN206015663 U CN 206015663U CN 201620707719 U CN201620707719 U CN 201620707719U CN 206015663 U CN206015663 U CN 206015663U
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Abstract
The utility model discloses a kind of precast concrete pile, and the dash gear civil engineering building structure constituted by the concrete-pile, the concrete-pile includes the framework of steel reinforcement in concrete main body and concrete main body, the stirrup that the framework of steel reinforcement includes the cage bar arranged along concrete-pile length direction and arranges around cage bar；The cross section of the concrete main body is H fonts, including web and the wing plate for being arranged at web both sides.This utility model concrete-pile adopts H font agent structures, and have the advantages that light weight, structural strength is high and shear resistance is strong.
Description
Technical field
This utility model is related to field of civil engineering, and more particularly to a kind of dash keeps off civil engineering building structure, and dash gear
The precast concrete pile used by soil building structure.
Background technology
Dash keeps off soil building structure architectural with extensive use, such as dykes and dams, foundation pit supporting construction, domatic native stone
Safeguard structure and roadbed supporting construction etc., belong to dash gear soil building structure.By taking foundation pit supporting construction as an example, foundation ditch
Shield is the safety for ensureing Underground Construction and foundation ditch surrounding enviroment, and what foundation pit side-wall and surrounding enviroment were adopted props up gear, adds
Gu and protective measure.
Common pattern foundation pit supporting structure form mainly has：Campshed supporting, diaphram wall supporting, cement retaining wall supporting, steel reinforced concrete
Solidifying soil stake (Section-steel Piles strut rail slab supporting, steel concrete stake supporting), soil nail wall (combined bolting and shotcrete) and armored concrete campshed etc..
The pile body used by traditional armored concrete supporting and protecting row pile pit be mainly rectangular cross-section concrete-pile or
Cylinder pile.Concrete-pile has the advantages that light weight, supporting area are big, and cylinder pile has structural strength high, and anti-pressure ability is strong etc.
Advantage, but the structural strength of concrete-pile is weaker, and anti-pressure ability is poor, is not suitable for deep foundation pit support and uses, and the matter of cylinder pile
Amount weight, and single effective support area is little, identical supporting area needs more stake numbers.It can be seen that, existing concrete-pile
The characteristics of high structural strength and lightweight cannot be had concurrently, it is therefore necessary to which existing concrete-pile is improved.
Utility model content
A kind of the technical problems to be solved in the utility model, there is provided the high concrete-pile of light weight, structural strength, for solving
Certainly existing concrete-pile cannot meet the requirement of high structural strength and lightweight simultaneously.
This utility model is realized in：
A kind of precast concrete pile, including the framework of steel reinforcement in concrete main body and concrete main body, the framework of steel reinforcement
The stirrup arranged including the cage bar that arranges along concrete-pile length direction and around cage bar；The cross section of the concrete main body is
H fonts, including web and the wing plate for being arranged at web both sides；
The precast concrete pile upper and lower ends at least one end is provided with the termination that cross section is rectangle, the termination
End face is provided with the metal end plate being adapted with end face；
The termination and section of the rectangular cross-section is for being provided with the company of sectional area gradual change between the concrete main body of H fonts
Connect section.
Further, the side of the wing plate left and right sides is provided with the company fastened with other precast concrete pile sides
Binding structure.
Further, the number of the metal end plate of each termination is 1～4, and the metal end plate is along pile body length direction layer
Folded setting.
Further, the framework of steel reinforcement is additionally provided with cross one another inclination at the linkage section of sectional area gradual change and moves towards
Reinforcing bar.
Further, the side at the precast concrete pile two ends is provided with pile protection hoop, and the pile protection hoop is rectangle cuff
Or H font cuffs.
Further, suspension ring are provided with the precast concrete pile.
Further, the web is connected using circular arc camber with the junction of wing plate.
Further, the stirrup density in the precast concrete pile upper and lower ends is more than in precast concrete pile stage casing
Stirrup density.
Further, the attachment structure of the side of the wing plate left and right sides be along pile body above-below direction extend protrusion or
The tenon shape structure of depression, or the attachment structure of the side of the wing plate left and right sides be along pile body above-below direction extend step.
For solving above-mentioned technical problem, applicant additionally provides another technical scheme：
A kind of dash keeps off civil engineering building structure, and the dash gear soil building structure is included along guard wire distribution, in depth under
Precast concrete pile, the precast concrete pile be above-mentioned technical proposal in precast concrete pile, precast concrete pile
Quantity is more than 2, and the direction between precast concrete pile along pile body or so two ends joins end to end.
Further, the dash gear soil with building structure is：Pattern foundation pit supporting structure, foundation pit supporting construction, domatic native stone protection
Structure or roadbed supporting construction.
This utility model has the advantage that：Prior art is different from, the shape of concrete-pile is mainly the post of cylinder
Stake or the concrete-pile of rectangle, it is impossible to have the requirement of lightweight and high intensity concurrently；Precast concrete pile in above-mentioned technical proposal,
And in the building structure of these precast concrete piles formation, one direction of pile body structure of H fonts can mitigate the quality of pile body, separately
On the one hand, the special construction of H fonts in turn ensure that the structural strength of pile body so as to good shear behavior, so as to reach
The advantage that light weight, structural strength are high and shear resistance is strong.
Description of the drawings
Dimensional structure diagrams of the Fig. 1 for this utility model specific embodiment precast concrete pile；
Dimensional structure diagrams of the Fig. 2 for the concrete embodiment precast concrete pile of this utility model；
Dimensional structure diagrams of the Fig. 3 for the concrete embodiment precast concrete pile of this utility model；
Arrangement of reinforcement schematic diagrams of the Fig. 4 for the concrete embodiment precast concrete pile of this utility model；
Fig. 5 be Fig. 1 in A-A to profile；
Arrangement of reinforcement schematic diagrams of the Fig. 6 for the concrete embodiment precast concrete pile of this utility model；
Fig. 7 is the schematic diagram of the concrete embodiment precast concrete pile of this utility model or so connected mode；
Arrangement of reinforcement schematic diagrams of the Fig. 8 for the concrete embodiment precast concrete pile of this utility model；
Arrangement of reinforcement schematic diagrams of the Fig. 9 for the concrete embodiment precast concrete pile of this utility model；
Figure 10 is that the join end to end pattern foundation pit supporting structure to be formed of precast concrete pile described in this utility model specific embodiment cuts
Face schematic diagram；
The knot of the pressure bearing pile that Figure 11 is made up of more than two precast concrete piles in this utility model specific embodiment
Structure schematic diagram.
Label declaration：
1st, concrete-pile；4th, suspension ring；11st, main pile body；12nd, H fonts termination；13rd, rectangle termination；14th, linkage section；21st, main
Muscle；22nd, stirrup；23rd, metal mesh sheet；110th, H-shaped pile protection hoop；120th, H-shaped pile protection hoop；121st, H fonts metal end plate；131st, rectangle
Metal end plate；111st, wing plate；100th, web；210th, incline and move towards reinforcing bar；1101st, circular arc camber；1110th, positive tenon；1111st, cloudy
Tenon；1112nd, step；1113rd, step.
Specific embodiment
By describing technology contents of the present utility model, structural features in detail, realizing purpose and effect, below in conjunction with enforcement
Mode simultaneously coordinates accompanying drawing to be explained in detail.
Fig. 1 to Fig. 9 is referred to, following embodiments provide a kind of precast concrete pile 1, the precast concrete pile
Belong to prefabricated pile.Prefabricated pile, be make in factory or job site various materials, various forms of stakes are (such as timber, concrete
Square pile, prestressed concrete pipe pile, piling bar etc.), stake is squeezed into, be pressed into or shaken with sinking apparatus in burying.The realm of building construction
Two big class of concrete precast pile and piling bar is mainly using more prefabricated pile.
Fig. 1, Fig. 4 and Fig. 5 is referred to, the precast concrete pile 1 described in present embodiment includes concrete main body, and
The framework of steel reinforcement being arranged in concrete main body.The framework of steel reinforcement includes 21 He of cage bar arranged along concrete-pile length direction
Around the stirrup 22 that cage bar is arranged.
The concrete main body includes the web 100 for being arranged at middle part and the wing for being respectively arranged at 100 both sides of web
Plate 111, wherein, wing plate is mutually perpendicular to web, and therefore its cross-sectional view of the precast concrete pile is H fonts.This concrete-pile
The cross section at two ends is H fonts termination, is provided with and other precast concrete pile sides in the side of the wing plate left and right sides
The attachment structure for fastening, this pile-type are particularly well-suited to supporting.
Here, we to upper and lower used in embodiment, in front and back, left and right isotropy term is bound.On described
It is down above-below direction of the precast concrete pile after constructing or forming braced wall, the left and right is that precast concrete pile is pre- with other
The direction of concrete-pile connection processed, described is the support metope of precast concrete pile formation to foundation ditch and back to foundation ditch two in front and back
Individual direction.
In the present embodiment, Fig. 4, horizontal stroke of the precast concrete pile in the diverse location such as stage casing and two ends are referred to
Section is H fonts.Fig. 2 to Fig. 3 is referred to, in various embodiments, the precast concrete pile can also be following two
Structure, a kind of structure are that in precast concrete pile upper and lower ends, one end is provided with the termination that cross section is rectangle, separately shown in Fig. 2
It is H fonts termination that one end is cross section；Another kind of structure is that precast concrete pile upper and lower ends are both provided with transversal shown in Fig. 3
Termination of the face for rectangle.
Wherein, rectangle termination is that each pile body passes through for ease of being used in series many concrete-piles up and down, when being used in series
Welding is cascaded, and in addition to a most beneath pile, the two ends of remaining concrete-pile are all that cross section is rectangle termination (figure
Pile body shown in 3), rectangle termination increases pile body series connection area, improves bonding strength.
The two ends of above-mentioned concrete main body are also respectively provided with metal end plate.The metal at the concrete-pile two ends shown in Fig. 1
End plate is H font metal end plates；The metal end plate of the concrete-pile one end shown in Fig. 2 be H fonts metal end plate 121, the other end
For rectangular metal end plate；The metal end plate at the concrete-pile two ends shown in Fig. 3 is rectangular metal end plate 131.In above-mentioned embodiment party
In formula, the side at the precast concrete pile two ends is provided with pile protection hoop, and the shape of pile protection hoop is transversal with concrete-pile termination
Face is adapted.It is H fonts that the two ends of pile body shown in Fig. 1 are the cross section of head, then the pile protection hoop is H font pile protections hoop 110；
One end of pile body shown in Fig. 2 is H fonts, and the other end is rectangle termination, and therefore the pile protection hoop of its one end is H font pile protection hoops
120, the other end is rectangular pile cuff；The two ends of the pile body shown in Fig. 3 are all rectangle terminations, then the pile protection hoop at its two ends is also to be
Rectangular pile cuff.Pile protection hoop can improve the structural strength of concrete-pile termination side.
The both sides of the wing plate of the concrete-pile shown in Fig. 2 and Fig. 3 do not arrange the attachment structure shown in Fig. 1, the stake
Type is particularly well-suited to pressure-bearing use.As pressure-bearing resistance to plucking pile-type, subsoil be not enough to carry building structure upper load with
And level of ground water is higher causes part superstructure to float, cause building structure differential settlement and deformation, cut relative to equal
Traditional pile tube in face and square pile, in the case of equal geology, H type stake exterior surface areas are big, there is provided larger frictional resistance, so as to carry
High overall pulling test ability.There is with stronger advantage in uplift pile.
In various embodiments, the attachment structure of the wing plate left and right sides can be realized with different structures；
For example shown in Fig. 5 and Fig. 6, attachment structure is the tenon shape structure of the protrusion or depression extended along pile body above-below direction,
Wherein, the positive tenon 1110 of protrusion is provided with the left of wing plate, is provided with the cloudy tenon being adapted with positive tenon 1110 on the right side of wing plate
1111.
For example shown in Fig. 7 pile bodies cross section, attachment structure is the step extended along pile body above-below direction, and wherein, wing plate is left
The step 1112 of side is adapted with the step 1113 on right side, when pile body or so connects, by the step 1112 in left side and right side
Step 1113 fastens and links together.
Fig. 2 and Fig. 3 is referred to, precast concrete pile is in the termination that cross section is rectangle and the king pile that cross section is H fonts
Linkage section 14 of the cross section from rectangle to H font gradual changes is provided between body 11.Fig. 8 is seen also, in certain embodiments,
The framework of steel reinforcement except Fig. 4 in cage bar 21 and stirrup 22, be also provided with mutually friendship at the linkage section 14 of sectional area gradual change
Reinforcing bar 210 is moved towards in the inclination of fork.It is directly connected to H fonts main pile body 11 relative to rectangle termination, the linkage section 14 makes termination
Axial impact force is uniformly transferred on H font main pile bodies, the axial impact resistance of pile body when can improve piling, it is to avoid pile body
Damaged in piling.
Refer to Fig. 8 and Fig. 9, in certain embodiments, stirrup 22 in the precast concrete pile upper and lower ends close
Degree is more than the stirrup density in precast concrete pile stage casing.
As shown in Figures 4 to 6, in the present embodiment, the junction of web 100 described in concrete-pile and wing plate 111
It is preferred that being connected using circular arc camber 1101, inner curve of the circular arc camber 1101 for circular arc, the center of circle of circular arc camber is in institute
State outside web and wing plate.Using the connection of circular arc camber 1101 web 100 and wing plate 111, it is possible to increase web 100 and wing plate 111
Connection area, be conducive to the attachment structure intensity for improving web and wing plate.
For the ease of lifting concrete-pile, suspension ring are additionally provided with the precast concrete pile, as shown in figure 9, described hang
The number of ring 4 is two, and suspension ring are arranged in the middle part of pile body inclined end.In other embodiments, the suspension ring number and peace
According to lifting method, holding position determines that suspension ring number can be 1, be arranged at the middle part of pile body；Or be more than three, uniformly
Be arranged on pile body length direction.
Precast concrete pile described in the various embodiments described above can apply to dash gear soil building structure, for example：
1st, pattern foundation pit supporting structure；
2nd, foundation pit supporting construction, the pattern foundation pit supporting structure are the safety for ensureing Underground Construction and foundation ditch surrounding enviroment, right
A gear, reinforcing and protective measure that foundation pit side-wall and surrounding enviroment are adopted；
3rd, roadbed supporting construction, carries out supporting for the roadbed to being above the ground level, it is to avoid roadbed avalanche.
Precast concrete H type stakes can be used for one kind of prefabricated pile basis in building structure basis, for example：
4th, vertical pressure bearing pile, for building pile foundation；
5th, vertically pulling-resistant stake, also referred to as anti-floating pile, when architectural engineering underground structure is if there are less than Soil Surrounding water level
Part when, for offset the buoyancy that water is produced in soil to structure and the stake that beats.
Dash gear soil building structure includes along guard wire distribution, in depth under precast concrete pile, described pre-
Concrete-pile processed is the precast concrete pile described in the various embodiments described above, and the quantity of precast concrete pile is more than 2, prefabricated mixed
Join end to end along the direction at concrete-pile or so two ends between the stake of solidifying soil, the junction between precast concrete pile is by prefabricated mixed
Solidifying soil stake or so the flank connection structure at two ends is fastened with other precast concrete pile sides.
In different dash gear soil building structure, guard wire can be riverbank, seashore, river bank, loke shore, hillside side
Edge, slight slope edge, shoulder etc..
Inventor illustrates concrete structure and the effect of dash gear soil building structure by taking pattern foundation pit supporting structure as an example.
In the examples below that, there is provided a kind of foundation pit supporting construction, as shown in Figure 10 in these foundation pit supporting constructions, make
With the precast concrete pile of the various embodiments described above, the foundation pit supporting construction is included along foundation ditch circumferential distribution, in depth under
Precast concrete pile,
In these foundation pit supporting constructions, the lower end of precast concrete pile is implanted to underground, and upper end is basseted,
Part on earth's surface is used for dash shelves soil.
In foundation pit supporting construction, the quantity of precast concrete pile is more than 2, along concrete between precast concrete pile
The direction at stake or so two ends joins end to end, side of the junction between precast concrete pile by precast concrete pile or so two ends
Plane connection structure is fastened with other precast concrete pile sides.The mode of concrete engaging, can refer to this specification with regard to pre-
Description and relevant drawings in concrete pile structure part processed to connected mode between precast concrete pile.
Figure 11 is referred to, as vertically pulling-resistant stake or pressure bearing pile used time, is made up of multiple above-mentioned H fonts concrete-piles 1, H
Font concrete-pile about 1 stake head and the tail rectangle pile crown be connected, type of attachment using welding or mechanical splice connection, the H type stakes edge of a wing
Plate flat side down no concave-convex tenon, can connect metal pile top if necessary at pile crown.
Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, every
The equivalent shapes that is made using this utility model description and accompanying drawing content or reconfiguration, or directly or indirectly it is used in other
Related technical field, is included in scope of patent protection of the present utility model in the same manner.
Claims (11)
1. a kind of precast concrete pile, it is characterised in that including the framework of steel reinforcement in concrete main body and concrete main body, described
The stirrup that framework of steel reinforcement includes the cage bar arranged along concrete-pile length direction and arranges around cage bar；The concrete main body
Cross section is H fonts, including web and the wing plate for being arranged at web both sides；
The precast concrete pile upper and lower ends at least one end is provided with the termination that cross section is rectangle, and the end face of the termination sets
It is equipped with the metal end plate being adapted with end face；
The termination and section of the rectangular cross-section is for being provided with the connection of sectional area gradual change between the concrete main body of H fonts
Section.
2. precast concrete pile according to claim 1, it is characterised in that the side of the wing plate left and right sides is provided with
The attachment structure fastened with other precast concrete pile sides.
3. precast concrete pile according to claim 1, it is characterised in that the number of the metal end plate of each termination is 1,
Respectively there is 1～4 reinforced mesh in concrete-pile two ends.
4. precast concrete pile according to claim 1, it is characterised in that company of the framework of steel reinforcement in sectional area gradual change
Cross one another inclination is additionally provided with connecing section moves towards reinforcing bar.
5. precast concrete pile according to claim 1, it is characterised in that the side at the precast concrete pile two ends sets
Pile protection hoop is equipped with, the pile protection hoop is rectangle cuff or H font cuffs.
6. precast concrete pile according to claim 1, it is characterised in that be provided with the precast concrete pile and hang
Ring.
7. precast concrete pile according to claim 1, it is characterised in that the junction of the web and wing plate is using circle
Arc surface connects.
8. precast concrete pile according to claim 1, it is characterised in that in the precast concrete pile upper and lower ends
Stirrup density is more than the stirrup density in precast concrete pile stage casing.
9. precast concrete pile according to claim 1, it is characterised in that the connection of the side of the wing plate left and right sides
Structure is the tenon shape structure of the protrusion or depression extended along pile body above-below direction, or the connection of the side of the wing plate left and right sides
Structure is the step extended along pile body above-below direction.
10. a kind of dash keeps off civil engineering building structure, it is characterised in that the dash gear soil building structure is included along guard wire point
Cloth, in depth under precast concrete pile, the precast concrete pile be claim 1 to 9 any one claim described in
Precast concrete pile, the quantity of precast concrete pile is more than 2, between precast concrete pile along pile body or so two ends side
To joining end to end.
11. dash according to claim 10 keep off civil engineering building structure, it is characterised in that the dash gear soil building knot
Structure is：Dykes and dams, foundation pit supporting construction, domatic native stone safeguard structure or roadbed supporting construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620707719.3U CN206015663U (en) | 2016-07-06 | 2016-07-06 | A kind of precast concrete pile and dash gear civil engineering building structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620707719.3U CN206015663U (en) | 2016-07-06 | 2016-07-06 | A kind of precast concrete pile and dash gear civil engineering building structure |
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| Publication Number | Publication Date |
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| CN206015663U true CN206015663U (en) | 2017-03-15 |
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| CN201620707719.3U Active CN206015663U (en) | 2016-07-06 | 2016-07-06 | A kind of precast concrete pile and dash gear civil engineering building structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107313425A (en) * | 2017-06-27 | 2017-11-03 | 俞晓东 | Reinforcement cage structure for preparing H type concrete-piles |
| CN111456532A (en) * | 2020-04-29 | 2020-07-28 | 中冶建工集团有限公司 | Construction method of water retaining ridge with barrier rods around foundation pit |
-
2016
- 2016-07-06 CN CN201620707719.3U patent/CN206015663U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107313425A (en) * | 2017-06-27 | 2017-11-03 | 俞晓东 | Reinforcement cage structure for preparing H type concrete-piles |
| CN111456532A (en) * | 2020-04-29 | 2020-07-28 | 中冶建工集团有限公司 | Construction method of water retaining ridge with barrier rods around foundation pit |
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