CN209144852U - Pile foundation structure with high bearing capacity - Google Patents
Pile foundation structure with high bearing capacity Download PDFInfo
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- CN209144852U CN209144852U CN201821975604.8U CN201821975604U CN209144852U CN 209144852 U CN209144852 U CN 209144852U CN 201821975604 U CN201821975604 U CN 201821975604U CN 209144852 U CN209144852 U CN 209144852U
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Abstract
The utility model discloses a kind of pile foundation structures with high bearing capacity, it include: multiple foundation piles, the inside of each foundation pile is equipped with framework of steel reinforcement, framework of steel reinforcement includes: more first supporting ribs, more first supporting rib vertical spacing settings, multiple support rings are welded on every first supporting rib, more first supporting ribs pass through a spiral bar winding；More dowels, more dowels are arranged from the bottom to top；More second supporting ribs, more second supporting ribs are separately positioned on multiple dowels, and a pressure-bearing ball is equipped between more second supporting ribs；More third supporting ribs, a third supporting rib are arranged between second supporting rib and the dowel being connected with second supporting rib；Cushion cap is horizontally set on the top of multiple foundation piles.The utility model can disperse pressure step by step, and dissipation pressure bring energy has high bearing capacity, improves the stability and safety of bridge entirety, extend the service life of bridge.
Description
Technical field
The utility model relates to bridge construction technology fields.More specifically, the utility model relates to one kind to have Gao Cheng
The pile foundation structure of loading capability.
Background technique
Pile foundation is the top of several piles to be coupled by cushion cap a kind of integral, the common deep base for bearing sound load
Plinth, and stake is the vertical or inclined basic component being set in soil, its role is to pass through weak high-compressibility soil layer or
Water, the load that stake is born are transmitted on harder, the lesser soil supporting layer of more closely knit or compressibility, usually will be in pile foundation
Stake be known as foundation pile.Cushion cap refers to bearing, being distributed the load transmitted by pier shaft, each stake top of the connection being arranged at the top of pile foundation
Reinforced concrete platform.Foundation pile is to provide stabilization for the secured connection of cushion cap stablized between support, cushion cap and foundation pile and holds
The premise of load is related to the security performance of whole bridge construction.Therefore, how to promote the bearing capacity of pile foundation is bridge construction
In key.
Utility model content
One purpose of the utility model is to solve at least the above problems, and provide the advantages of at least will be described later.
The utility model is to provide a kind of pile foundation structure with high bearing capacity there are one purpose, passes through reinforcing bar
The combination of foundation pile and cushion cap that skeleton is formed, disperses pressure step by step, and dissipation pressure bring energy is stable and firm, has high
Bearing capacity improves the stability and safety of bridge entirety, extends the service life of bridge.
In order to realize these purposes and other advantages according to the present utility model, provide a kind of with high bearing capacity
Pile foundation structure, comprising:
Multiple foundation piles, multiple foundation pile intervals are vertically arranged, and the inside of each foundation pile is equipped with framework of steel reinforcement, the framework of steel reinforcement
Include:
More first supporting ribs, more first supporting rib vertical spacing settings, every first supporting rib includes being integrally formed
The rake being located above and underlying vertical portion, the upper end of the rake of more first supporting ribs, more first
The lower end for supportting the vertical portion of muscle is respectively on the same circle, and the circle where the upper end of the rake of more first supporting ribs
Diameter is greater than the diameter of a circle where the lower end of the vertical portion of more first supporting ribs, welds on every first supporting rib multiple
Support ring, multiple support rings are from top to bottom spaced setting, and the projection of two neighboring support ring in the horizontal plane is not overlapped, Duo Gen
One supporting rib passes through a spiral bar winding；
More dowels, more dowels are arranged from the bottom to top, and a dowel is welded on diametrically opposite two
Between the rake of one supporting rib；
More second supporting ribs, more second supporting ribs are separately positioned on multiple dowels, and phase on a dowel
To two second supporting ribs are equipped with, there are gaps between two second supporting ribs, wherein one end weldering of every second supporting rib
Connect on a dowel, the other end be welded on the first supporting rib being connect with a dowel rake upper end,
Between more second supporting ribs be equipped with a pressure-bearing ball, the pressure-bearing ball be boring reinforcing bar sphere, the pressure-bearing ball with
Every second supporting rib contact；
More third supporting ribs, a third supporting rib are arranged in second supporting rib and are connected with second supporting rib
Dowel between；
Cushion cap is horizontally set on the top of multiple foundation piles；
Wherein, first supporting rib, second supporting rib, the quantity of the third supporting rib are identical, are described
Twice of the quantity of dowel.
Preferably, the dowel is the arched ribs to arch upward downwards.
Preferably, the bottom end of the vertical portion of first supporting rib is equipped with reinforcing pile, the reinforcing pile and described first
The vertical portion of supporting rib is integrally formed, and the reinforcing pile includes axially vertically disposed and vertex three fixed cones directed downwardly, and three
The line of fixed cone in the horizontal plane forms equilateral triangle, is equipped with inside each fixed cone and welds respectively with multiple support rings
Multiple Curved steel bars, the vertical height of multiple Curved steel bars not higher than first supporting rib height 1/5th.
Preferably, second supporting rib is the arched ribs to arch upward upwards.
Preferably, it is connected between the support ring on two diametrically opposite the first supporting ribs by multiple X-shaped reinforcing bars,
Each X-shaped reinforcing bar connects four apart from nearest support ring.
Preferably, the diameter of a circle where the upper end of the rake of more first supporting ribs is more first supporting ribs
1.3 times of diameter of a circle where the lower end of vertical portion.
The utility model is include at least the following beneficial effects:
The combination of foundation pile and cushion cap that the framework of steel reinforcement of the utility model is formed, it is stable and firm, there is high bearing capacity,
The stability and safety for improving bridge entirety, extend the service life of bridge.
The further advantage, target and feature of the utility model will be partially reflected by the following instructions, and part will also pass through
Research and practice to the utility model and be understood by the person skilled in the art.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one of technical solution of the utility model；
Fig. 2 is the part-structure top view of first supporting rib of one of technical solution of the utility model；
Fig. 3 is the distribution schematic diagram of the dowel of one of technical solution of the utility model.
Specific embodiment
The following describes the utility model in further detail with reference to the accompanying drawings, to enable those skilled in the art referring to explanation
Book text can be implemented accordingly.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of a other elements or combinations thereof.In the description of the present invention, term " transverse direction ", " longitudinal direction ", " axial direction ",
The instruction such as " radial direction ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside"
Orientation or positional relationship be to be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the utility model and letter
Change description, be not the device of indication or suggestion meaning or element must have a particular orientation, constructed with specific orientation and
Operation, therefore should not be understood as limiting the present invention.
As shown in Figure 1-3, the utility model provides a kind of pile foundation structure with high bearing capacity, comprising:
Multiple foundation piles 10, multiple intervals of foundation pile 10 are vertically arranged, and the inside of each foundation pile 10 is equipped with framework of steel reinforcement, the steel
Tendons skeleton includes:
More first supporting ribs 1, the setting of more first supporting rib, 1 vertical spacings, every first supporting rib 1 include one at
The rake 11 of type being located above and underlying vertical portion 12, it is the upper end of the rake 11 of more first supporting ribs 1, more
The lower end of the vertical portion 12 of the first supporting rib of root 1 is respectively on the same circle, and the rake 11 of more first supporting ribs 1
Diameter of a circle where the lower end for the vertical portion 12 that diameter of a circle where upper end is greater than more first supporting ribs 1, every first
Weld multiple support rings 13 on supporting rib 1, multiple support rings 13 are from top to bottom spaced setting, and two neighboring support ring 13 is in water
Projection in plane is not overlapped, and more first supporting rib, 1 vertical portions 12 pass through a spiral bar winding；
More dowels 2, more dowels 2 are arranged from the bottom to top, and a dowel 2 is welded on diametrically opposite two
Between the rake 11 of first supporting rib 1；
More second supporting ribs 3, more second supporting ribs 3 are separately positioned on multiple dowels 2, and a dowel 2
It is upper opposite to be equipped with two second supporting ribs 3, there are gap between this two second supporting ribs 3, wherein every second supporting rib 3
One end is welded on a dowel 2, the other end is welded on the inclination of the first supporting rib 1 connecting with a dowel 2
The upper end in portion 11, a pressure-bearing ball 4 is equipped between more second supporting ribs 3, and the pressure-bearing ball 4 is the reinforcing bar ball of boring
Body, the pressure-bearing ball 4 are contacted with every second supporting rib 3；
More third supporting ribs 5, the setting of third supporting rib 5 second supporting rib 3 and with second supporting rib 3
Between connected dowel 2；
Cushion cap 6 is horizontally set on the top of multiple foundation piles 10；
Wherein, first supporting rib 1, second supporting rib 3, the quantity of the third supporting rib 5 are identical, are institutes
Twice for stating the quantity of dowel 2.
In the application, first framework of steel reinforcement is welded for the utility model, then framework of steel reinforcement is poured together with mixed mud and is built up
Foundation pile 10 is made in type, is fixed on 10 top of foundation pile after 10 fix in position of foundation pile, then by cushion cap 6, fixes foundation pile 10 and fix
The mode of cushion cap 6 can be by the way of the prior art, and details are not described herein.
First supporting rib 1 is configured similarly to opening up horn-like structure by the utility model, in the first supporting rib 1
Rake 11 dowel 2 is set, dowel 2 constitutes the structure of multilayer from the bottom to top, and when vertical view is that have a central point
Diverging reticular structure, strong is connected to the first supporting rib 1, while the second supporting rib 3 and third are equipped on dowel 2
Supporting rib 5 is connect, in the gap between the second supporting rib 3 further such that dowel 2 forms grid with the first supporting rib 1
Pressure-bearing ball 4 is set, when the setting of cushion cap 6 is behind 10 top of foundation pile, pressure-bearing ball 4 is primarily subjected to the vertical pressure from cushion cap 6, and
Pressure dissipation is transferred to the second supporting rib 3, the second supporting rib 3 further disperses to be transferred to dowel 2 and the first support
Muscle 1 forms multi-point support, transmits dissipation pressure energy step by step, enhances the bearing capacity of foundation pile 10；Meanwhile in the first supporting rib 1
Rake 11 formed radial structure formed transition, be conducive to cushion cap 6 stablize support, further fixed by spiral bar
First supporting rib 1 improves the stability of foundation pile 10.Pressure-bearing ball is not necessarily the spherical shape of very standard, as long as meeting and second
The spheroidal structure with curved surface for supportting muscle welding contact can be with.
The combination of foundation pile 10 and cushion cap 6 that the framework of steel reinforcement of the utility model is formed, disperses pressure, dissipation press belt step by step
The energy come, it is stable and firm, there is high bearing capacity, improve the stability and safety of bridge entirety, extend bridge
Service life.
In another technical solution, the dowel 2 is the arched ribs to arch upward downwards, and being conducive to will be from cushion cap 6
Non- vertical pressure concentration is transferred to vertical pressure, promotes the stability of foundation pile 10.
In another technical solution, the bottom end of the vertical portion 12 of first supporting rib 1 is equipped with reinforcing pile, the reinforcing pile
It is integrally formed with the vertical portion 12 of first supporting rib 1, the reinforcing pile includes axially vertically disposed and vertex directed downwardly three
A fixed cone 7, the line of three fixed cones 7 in the horizontal plane form equilateral triangle, contact to form stable support with stratum
It is fixed, it is equipped with multiple Curved steel bars 71 respectively with the welding of multiple support rings 13 inside each fixed cone 7, is conducive to be released from
Body tension, and be connected with framework of steel reinforcement, the vertical height of multiple Curved steel bars 71 is not higher than the height of first supporting rib 1
/ 5th of degree reinforce stability.
In another technical solution, second supporting rib 3 is the arched ribs to arch upward upwards, is had upwards to cushion cap 6
Support, conducive to dispersion from the pressure of cushion cap 6.
In another technical solution, pass through multiple X between the support ring 13 on two diametrically opposite the first supporting ribs 1
Shape reinforcing bar 8 connects, and each X-shaped reinforcing bar 8 connects four and reinforces the connection between the first supporting rib 1 apart from nearest support ring 13,
Improve the stability of foundation pile 10.
In another technical solution, the diameter of a circle where the upper end of the rake 11 of more first supporting ribs 1 is more
1.3 times of diameter of a circle where the lower end of the vertical portion 12 of first supporting rib 1, the preferred disposition of dispersion pressure carrying cushion cap 6.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details and legend shown and described herein with novel.
Claims (6)
1. the pile foundation structure with high bearing capacity characterized by comprising
Multiple foundation piles, multiple foundation pile intervals are vertically arranged, and the inside of each foundation pile is equipped with framework of steel reinforcement, the framework of steel reinforcement packet
It includes:
More first supporting ribs, more first supporting rib vertical spacing settings, every first supporting rib includes integrally formed position
Rake and underlying vertical portion in top, the upper end of the rake of more first supporting ribs, more first supporting ribs
The lower end of vertical portion be respectively on the same circle, and the diameter of a circle where the upper end of the rake of more first supporting ribs
Greater than the diameter of a circle where the lower end of the vertical portion of more first supporting ribs, multiple supports are welded on every first supporting rib
Ring, multiple support rings are from top to bottom spaced setting, and the projection of two neighboring support ring in the horizontal plane is not overlapped, and more first
It supports muscle and passes through a spiral bar winding；
More dowels, more dowels are arranged from the bottom to top, and a dowel is welded on diametrically opposite two first
Between the rake for supportting muscle；
More second supporting ribs, more second supporting ribs are separately positioned on multiple dowels, and are set relatively on a dowel
There are two second supporting ribs, there are gaps between two second supporting ribs, wherein one end of every second supporting rib is welded on
On a piece dowel, the other end be welded on the first supporting rib being connect with a dowel rake upper end, more
Between second supporting rib be equipped with a pressure-bearing ball, the pressure-bearing ball be boring reinforcing bar sphere, the pressure-bearing ball with every
The contact of second supporting rib；
More third supporting ribs, the company that a third supporting rib is arranged in second supporting rib and is connected with second supporting rib
It connects between muscle；
Cushion cap is horizontally set on the top of multiple foundation piles；
Wherein, first supporting rib, second supporting rib, the quantity of the third supporting rib are identical, are the connections
Twice of the quantity of muscle.
2. as described in claim 1 with the pile foundation structure of high bearing capacity, which is characterized in that the dowel is downward
The arched ribs to arch upward.
3. as described in claim 1 with the pile foundation structure of high bearing capacity, which is characterized in that first supporting rib
The bottom end of vertical portion is equipped with reinforcing pile, the vertical portion integrated molding of the reinforcing pile and first supporting rib, the reinforcing pile
Including axially vertically disposed and vertex three fixed cones directed downwardly, the line of three fixed cones in the horizontal plane forms equilateral triangle
Shape, is equipped with multiple Curved steel bars respectively with the welding of multiple support rings inside each fixed cone, multiple Curved steel bars it is vertical
Height is not higher than 1/5th of the height of first supporting rib.
4. as described in claim 1 with the pile foundation structure of high bearing capacity, which is characterized in that second supporting rib is
The arched ribs to arch upward upwards.
5. as described in claim 1 with the pile foundation structure of high bearing capacity, which is characterized in that diametrically opposite two
It is connected between support ring on first supporting rib by multiple X-shaped reinforcing bars, each X-shaped reinforcing bar connects four apart from nearest support
Ring.
6. as described in claim 1 with the pile foundation structure of high bearing capacity, which is characterized in that more first supporting ribs
Diameter of a circle where the upper end of rake is 1.3 of the diameter of a circle where the lower end of the vertical portion of more first supporting ribs
Times.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821975604.8U CN209144852U (en) | 2018-11-28 | 2018-11-28 | Pile foundation structure with high bearing capacity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821975604.8U CN209144852U (en) | 2018-11-28 | 2018-11-28 | Pile foundation structure with high bearing capacity |
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| CN209144852U true CN209144852U (en) | 2019-07-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110607803A (en) * | 2019-09-23 | 2019-12-24 | 华北水利水电大学 | Deepwater bridge pile foundation and construction method thereof |
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2018
- 2018-11-28 CN CN201821975604.8U patent/CN209144852U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110607803A (en) * | 2019-09-23 | 2019-12-24 | 华北水利水电大学 | Deepwater bridge pile foundation and construction method thereof |
| CN110607803B (en) * | 2019-09-23 | 2021-05-04 | 华北水利水电大学 | Deepwater bridge pile foundation and construction method thereof |
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