CN216339481U - A anti pile structure of dialling of resistance to compression for engineering building - Google Patents
A anti pile structure of dialling of resistance to compression for engineering building Download PDFInfo
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- CN216339481U CN216339481U CN202123122119.0U CN202123122119U CN216339481U CN 216339481 U CN216339481 U CN 216339481U CN 202123122119 U CN202123122119 U CN 202123122119U CN 216339481 U CN216339481 U CN 216339481U
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Abstract
In order to solve the technical problems of the prior art that the construction amount is increased and the using number of piles is increased due to the fact that a compression-resistant pile and a pull-resistant pile cannot be used universally, the embodiment of the utility model provides a compression-resistant and pull-resistant pile structure for an engineering building, which comprises a pile body; the pile body includes: a positioning space surrounded by a plurality of positioning steel bars; the pile body longitudinal ribs are arranged in the positioning space; the inner hooping is arranged on one side of the plurality of pile body longitudinal ribs close to the pile top; the pile body spiral stirrups are arranged in the positioning space and are wound on the outer sides of the plurality of pile body longitudinal reinforcements; and the stiffening hoops are arranged in the space defined by the plurality of pile body longitudinal ribs and connected with each pile body longitudinal rib. The embodiment of the utility model can be used as a uplift pile and a compression-resistant pile by a positioning space formed by surrounding a plurality of positioning steel bars, a plurality of pile body longitudinal bars, a dense inner stirrup, a pile body spiral stirrup and a stiffening hoop, thereby reducing the using quantity and the engineering quantity of the piles in the building engineering.
Description
Technical Field
The utility model relates to a compression-resistant pile pulling-resistant structure for engineering buildings.
Background
The foundation pile or the composite foundation pile may be classified into a pressure-resistant pile, a uplift pile, and a level-resistant pile according to the effect of the pile top. The uplift problem of building pile foundations mainly occurs in two situations: one is the local non-permanent uplift force of the building under the action of wind load and earthquake; the other is the anti-floating pile required by the anti-floating design. Building pile foundations are generally designed as compression piles, and uplift piles provided for resisting water buoyancy are also commonly used as compression piles.
The existing compression pile and uplift pile of the base are designed differently and used independently; when the pressure resistance and the pulling resistance are needed, the pressure resistance piles and the pulling resistance piles are needed to be adopted simultaneously, the quantity and the engineering quantity of the piles in the building engineering are increased, and great inconvenience is brought to actual production work.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems of increased engineering quantity and increased using quantity of piles caused by the fact that the compression-resistant piles and the uplift piles cannot be used universally in the prior art, the embodiment of the utility model provides a compression-resistant uplift pile structure for engineering buildings.
The embodiment of the utility model is realized by the following technical scheme:
a compression-resistant and poking-resistant pile structure for engineering buildings comprises a pile body; the pile body includes:
a positioning space surrounded by a plurality of positioning steel bars;
the pile body longitudinal ribs are arranged in the positioning space;
the encrypted inner stirrups are arranged on one sides of the plurality of pile body longitudinal reinforcements close to the pile top;
the pile body spiral stirrups are arranged in the positioning space and wound on the outer sides of the plurality of pile body longitudinal reinforcements; and
and the stiffening hoops are arranged in the space defined by the plurality of pile body longitudinal ribs and connected with each pile body longitudinal rib.
Further, the pile comprises a pile top connected with the pile body; the pile top is used for being connected with the bearing platform; the anchoring length of the pile top embedded into the bearing platform is not less than 40 times of the diameter of the longitudinal rib of the pile body; the bearing platform is a reinforcement bearing platform.
Further, the positioning space is a hollow cylindrical structure; the sections of the longitudinal ribs of the pile bodies in the positioning space are distributed in a circular shape.
Furthermore, the stiffening hoops comprise a plurality of stiffening hoops; the cross sections of the stiffening stirrups in the positioning space are distributed circularly; and support reinforcing steel bars are arranged in the stiffening hoops.
Furthermore, the support steel bars are of triangular structures; the support reinforcing steel bars are connected with the stiffening hoops.
Furthermore, the support reinforcing steel bars are of an equilateral triangle structure.
Furthermore, the number of the pile body longitudinal ribs is even; every two pile body longitudinal ribs form a longitudinal rib unit, the two pile body longitudinal ribs of each longitudinal rib unit are mutually contacted, and the sections of the longitudinal rib units are circularly distributed in a positioning space.
Furthermore, the number of the positioning steel bars is not less than 3.
Further, the length of the inner hoop reinforcement along the pile body direction is 5 times of the diameter of the pile body.
Furthermore, a stiffening hoop with the diameter of 20mm is arranged every 2 meters on the pile body.
Compared with the prior art, the embodiment of the utility model has the following advantages and beneficial effects:
according to the compression-resistant and shifting-resistant pile structure for the engineering building, disclosed by the embodiment of the utility model, the positioning space formed by surrounding of the plurality of positioning steel bars, the plurality of pile body longitudinal bars, the encrypted inner stirrups, the pile body spiral stirrups and the stiffening hoops have the functions of a pulling-resistant pile and a compression-resistant pile, so that the compression-resistant and shifting-resistant pile structure can be used as a pulling-resistant pile and can also be used as a compression-resistant pile, and the using quantity and the engineering quantity of the piles are reduced.
Drawings
In order to more clearly illustrate the technical solutions of the exemplary embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.
Fig. 1 is a schematic structural view of a compression-resistant and uplift pile.
Fig. 2 is a schematic view of the cross-sectional structure a-a in fig. 1.
Reference numbers and corresponding part names in the drawings:
1-pile top, 2-concrete cushion, 3-encrypted inner stirrups, 4-positioning steel bars, 5-pile body spiral stirrups, 6-pile body longitudinal steel bars, 7-support steel bars and 8-stiffening hoops.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the present invention. In other instances, well-known structures, circuits, materials, or methods have not been described in detail so as not to obscure the present invention.
Throughout the specification, reference to "one embodiment," "an embodiment," "one example," or "an example" means: the particular features, structures, or characteristics described in connection with the embodiment or example are included in at least one embodiment of the utility model. Thus, the appearances of the phrases "one embodiment," "an embodiment," "one example" or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Further, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and are not necessarily drawn to scale. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "vertical", "horizontal", "upper", "lower", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, should not be construed as limiting the scope of the present invention.
Examples
The stress characteristics of the compression pile and the uplift pile are obviously different: the compression resistant pile is a pile mainly bearing vertical pressing load; the uplift pile is a pile mainly bearing vertical uplift load; in order to solve the technical problems of the prior art that the construction amount is increased and the number of piles used is increased due to the fact that compression-resistant piles and uplift piles cannot be commonly used, in order to combine compression-resistant piles and uplift piles in different stress forms to be used together as an engineering pile, the embodiment of the utility model provides a compression-resistant and uplift-resistant pile structure for engineering construction, which is shown in reference to fig. 1 and 2 and comprises a pile body; the pile body includes: a positioning space surrounded by a plurality of positioning steel bars; the pile body longitudinal ribs are arranged in the positioning space; the encrypted inner stirrups 3 are arranged on one sides of the plurality of pile body longitudinal reinforcements close to the pile top; referring to fig. 1, the inner hoop reinforcement 3 is arranged at the upper part of the pile body; the pile body spiral stirrups 5 are arranged in the positioning space and wound on the outer sides of the plurality of pile body longitudinal ribs; and the stiffening hoops are arranged in the space defined by the plurality of pile body longitudinal ribs and connected with each pile body longitudinal rib.
Therefore, the embodiment of the utility model has the functions of the uplift pile and the compression-resistant pile through the positioning space formed by the plurality of positioning steel bars, the plurality of pile body longitudinal bars, the encrypted inner stirrups, the pile body spiral stirrups and the stiffening hoops, so that the compression-resistant and uplift pile structure can be used as the uplift pile and can also be used as the compression-resistant pile, thereby reducing the using number and the engineering quantity of the piles.
Further, the pile comprises a pile top connected with the pile body; the pile top is used for being connected with the bearing platform; the anchoring length of the pile top embedded into the bearing platform is not less than 40 times of the diameter of the longitudinal rib of the pile body; the bearing platform is a reinforcement bearing platform.
Referring to fig. 1, a pile top 1 is arranged at the upper part of a pile body; the pile body is located below the concrete cushion layer 2, the longitudinal ribs of the pile body extend into the pile top, and the pile body penetrates through the concrete cushion layer to be connected with the pile top. Length of pile top embedded bearing platform: the diameter of the large-diameter pile is not smaller than 100mm, and the diameter of the medium-diameter pile is not smaller than 50 mm; the anchoring length of the pile top reinforcing steel bars anchored into the bearing platform is specified to be not less than 40d and the anchoring length of the pile top reinforcing steel bars anchored into the bearing platform of the anti-pressure pile is not less than 30d for ensuring that the pile top main reinforcing steel bars of the anti-pressure pile have enough gripping force and cannot be pulled out of the bearing platform due to bearing larger pull-up force; when the pile top reinforcing steel bar is shared, the anchoring length of the pile top reinforcing steel bar anchored into the bearing platform is not less than 40d, namely the anchoring length of the pile top embedded into the bearing platform is not less than 40 times of the diameter of the longitudinal reinforcing steel bar of the pile body; the top of the bearing platform is a tension area, and if the bearing platform with the uplift requirement is only provided with the steel bars at the bottom of the bearing platform according to the bearing platform of the common anti-pressure pile, the bearing platform is unreasonable in terms of stress, so the top of the uplift pile bearing platform is provided with the steel bars. Thus, further, the bearing platform is a reinforced bearing platform.
Further, the positioning space is a hollow cylindrical structure; the sections of the longitudinal ribs of the pile bodies in the positioning space are distributed in a circular shape.
Further, the stiffening hoops 8 comprise a plurality of stiffening hoops; the cross sections of the stiffening stirrups in the positioning space are distributed circularly; and support reinforcing steel bars are arranged in the stiffening hoops.
Referring to fig. 2, a plurality of positioning steel bars 4 are enclosed to form a hollow cylindrical structure; the cross sections of the longitudinal ribs of each pile body in the positioning space are distributed into a circular structure; the cross section of the stiffening stirrup is of a circular structure; the space inside the stiffening hoop is provided with a support steel bar; optionally, the support steel bar is of a triangular structure; the support reinforcing steel bars 7 are connected with the stiffening hoops. Furthermore, the support reinforcing steel bars are of an equilateral triangle structure.
Furthermore, the number of the pile body longitudinal ribs is even; every two pile body longitudinal ribs 6 form a longitudinal rib unit, two pile body longitudinal ribs of every longitudinal rib unit are mutually contacted, and the cross section of each longitudinal rib unit is circularly distributed in a positioning space.
Furthermore, the number of the positioning steel bars is not less than 3.
Further, the length of the inner hoop reinforcement along the pile body direction is 5 times of the diameter of the pile body.
Furthermore, a stiffening hoop with the diameter of 20mm is arranged every 2 meters on the pile body.
Therefore, the embodiment of the utility model combines the characteristics of two types of piles, can bear pressure and tension, properly optimizes the pile body structure, has the functions of uplift piles and compression piles, reduces the quantity of piles in the building engineering design, reduces the engineering quantity and brings great convenience to the actual construction production work.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A compression-resistant and poking-resistant pile structure for engineering buildings is characterized by comprising a pile body; the pile body includes:
a positioning space surrounded by a plurality of positioning steel bars;
the pile body longitudinal ribs are arranged in the positioning space;
the encrypted inner stirrups are arranged on one sides of the plurality of pile body longitudinal reinforcements close to the pile top;
the pile body spiral stirrups are arranged in the positioning space and wound on the outer sides of the plurality of pile body longitudinal reinforcements; and
and the stiffening hoops are arranged in the space defined by the plurality of pile body longitudinal ribs and connected with each pile body longitudinal rib.
2. The structure of claim 1, further comprising a pile top connected to the pile body; the pile top is used for being connected with the bearing platform; the anchoring length of the pile top embedded into the bearing platform is not less than 40 times of the diameter of the longitudinal rib of the pile body; the bearing platform is a reinforcement bearing platform.
3. The structure of claim 1, wherein the positioning space is a hollow cylindrical structure; the sections of the longitudinal ribs of the pile bodies in the positioning space are distributed in a circular shape.
4. The anti-compression and anti-shifting pile structure for engineering construction according to claim 3, wherein the stiffening hoop comprises a plurality of stiffening hoops; the cross sections of the stiffening stirrups in the positioning space are distributed circularly; and support reinforcing steel bars are arranged in the stiffening hoops.
5. The pressure-resistant pile driving-resistant structure for engineering construction according to claim 4, wherein the support steel bar is of a triangular structure; the support reinforcing steel bars are connected with the stiffening hoops.
6. The pressure-resistant pile driving-resistant structure for engineering construction according to claim 5, wherein the support reinforcing steel bars are in an equilateral triangle structure.
7. The pile structure of claim 1, wherein the number of the plurality of pile body longitudinal ribs is an even number; every two pile body longitudinal ribs form a longitudinal rib unit, the two pile body longitudinal ribs of each longitudinal rib unit are mutually contacted, and the sections of the longitudinal rib units are circularly distributed in a positioning space.
8. The structure of claim 1, wherein the number of the set bars is not less than 3.
9. The anti-compression and anti-shifting pile structure for engineering construction according to claim 1, wherein the length of the inner hoop reinforcement along the pile body direction is 5 times of the diameter of the pile body.
10. The structure of claim 1, wherein the pile body is provided with a stiffening hoop with a diameter of 20mm every 2 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123122119.0U CN216339481U (en) | 2021-12-13 | 2021-12-13 | A anti pile structure of dialling of resistance to compression for engineering building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123122119.0U CN216339481U (en) | 2021-12-13 | 2021-12-13 | A anti pile structure of dialling of resistance to compression for engineering building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216339481U true CN216339481U (en) | 2022-04-19 |
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| CN202123122119.0U Active CN216339481U (en) | 2021-12-13 | 2021-12-13 | A anti pile structure of dialling of resistance to compression for engineering building |
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2021
- 2021-12-13 CN CN202123122119.0U patent/CN216339481U/en active Active
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