CN215441868U - Precast pile for soft foundation treatment - Google Patents
Precast pile for soft foundation treatment Download PDFInfo
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- CN215441868U CN215441868U CN202122030975.7U CN202122030975U CN215441868U CN 215441868 U CN215441868 U CN 215441868U CN 202122030975 U CN202122030975 U CN 202122030975U CN 215441868 U CN215441868 U CN 215441868U
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Abstract
The utility model discloses a precast pile for soft foundation treatment, and belongs to the technical field of constructional engineering. The utility model provides a precast pile for soft base is handled, including the concrete outer pile body, the outer pile body outside of mixed concrete sets firmly the butt joint steel ring, it is equipped with prefabricated impact conical head to be located downside butt joint steel ring bottom surface, it is equipped with the steel ring cover to be located upside butt joint steel ring top surface cover, the steel ring cover top is the welding of annular equidistant structure has a plurality of butt joint reinforcing bars, the internal portion of concrete outer pile is equipped with exhaust steel pipe, exhaust steel pipe top surface sets firmly the butt joint cover, the exhaust hole has been seted up to exhaust steel pipe outside, exhaust steel pipe outside is the longitudinal symmetry structure and inserts and is equipped with two kellies, the internal portion of concrete outer pile sets firmly framework of steel reinforcement. According to the utility model, the exhaust steel pipe is additionally arranged in the concrete outer pile body, so that when concrete is poured in the concrete outer pile body in the later period, redundant air in the concrete outer pile body is discharged through the exhaust steel pipe, and the concrete solidification effect in the concrete outer pile body is better.
Description
Technical Field
The utility model relates to the technical field of constructional engineering, in particular to a precast pile for soft foundation treatment.
Background
The soft foundation is a foundation formed by high-compressibility soil layers such as silt, mucky soil, filling soil and the like, the problem of serious deformation is easy to occur under the action of load due to low bearing capacity of the soft foundation, the soft foundation is generally required to be treated in order to prevent accidents such as unstable buildings and the like caused by sinking and pulling cracks of the soft foundation after construction, during the construction process, a precast pile body is usually driven into the soft foundation to improve the consolidation degree and stability of the soft foundation, the precast pile is made of various materials and various types of piles (such as a wooden pile, a concrete square pile, a prestressed concrete pipe pile, a steel pile and the like) in a factory or a construction site, and the pile is driven into the soil, pressed into or vibrated into the soil by pile sinking equipment, and has the characteristics of bearing larger load, firmness, high construction speed and larger influence on the surrounding environment, however, when two precast piles are welded, the welding contact surface is smaller, the load at the welding position is limited in strength, in view of the disadvantages of pre-pile ramming, we propose a pre-pile for soft foundation treatment.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
The present invention has been made in an effort to solve the above-mentioned problems occurring in the prior art, and an object of the present invention is to provide a precast pile for soft foundation treatment.
2. Technical scheme
A precast pile for soft foundation treatment comprises a concrete outer pile body, wherein the outer part of the concrete outer pile body is of a linear equidistant structure and is provided with a plurality of soil gathering ring grooves, the outer part of the concrete outer pile body is of an up-down symmetrical structure and is fixedly provided with two butt joint steel rings, the top of each butt joint steel ring is of an annular equidistant structure and is provided with a plurality of steel bar holes, the outer wall of the outer end of each butt joint steel ring is of an annular equidistant structure and is provided with a plurality of screw holes, the outer part of each butt joint steel ring is provided with a penetrating clamping rod groove, the lower side is provided with a precast impact cone head, the bottom of each butt joint steel ring is provided with a precast impact cone head, the top of each precast impact cone head is of an annular equidistant structure and is fixedly provided with a plurality of steel bars, the upper side is provided with a steel ring sleeve, the outer part is of an annular equidistant structure and is provided with a plurality of bolt holes, and the top of the steel ring sleeve is welded with a plurality of butt joint steel bars in an annular equidistant structure, the concrete outer pile body is internally provided with an exhaust steel pipe, the top surface of the exhaust steel pipe is fixedly provided with a butt joint sleeve, the exhaust steel pipe is externally provided with an exhaust hole, the exhaust steel pipe is externally provided with an up-down symmetrical structure, two clamping rods are inserted, and the concrete outer pile body is internally fixedly provided with a steel reinforcement framework.
Preferably, the reinforcing steel bar is matched with the reinforcing steel bar hole in an inserting mode.
Preferably, the steel ring sleeve is in snap fit with the butt steel ring.
Preferably, the butt-joint reinforcing steel bars are matched with the reinforcing steel bar holes in an inserted mode.
Preferably, the clamping rod is in clamping fit with the through clamping rod groove.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages that:
1. the steel ring sleeves are additionally arranged to reinforce and weld the upper butt-joint steel ring and the lower butt-joint steel ring, so that the two concrete outer pile bodies are connected more firmly, and the load strength of the welding butt-joint positions of the two butt-joint steel rings and the steel ring sleeves is improved.
2. According to the utility model, the concrete outer pile body is provided with the plurality of the concrete ring grooves, so that the connection between the concrete outer pile body pressed into the soft foundation soil layer and the soft foundation soil layer is more stable through the concrete ring grooves, the concrete outer pile body is not easy to move in the soft foundation soil layer, and the reinforcing effect of the concrete outer pile body on the soft foundation soil layer is improved.
3. According to the utility model, the exhaust steel pipe is additionally arranged in the concrete outer pile body, so that when concrete is poured in the concrete outer pile body in the later period, redundant air in the concrete outer pile body is discharged through the exhaust steel pipe, and the concrete solidification effect in the concrete outer pile body is better.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the present invention with the overall structure broken away;
FIG. 3 is a cross-sectional view of the butt steel ring structure of the present invention;
FIG. 4 is a sectional view of the steel ring structure of the present invention;
the reference numbers in the figures illustrate: 1. concrete outer pile body; 2. butting steel rings; 3. prefabricating an impact cone head; 4. a steel ring sleeve; 5. butting sleeves; 6. a steel reinforcement cage; 101. a soil gathering ring groove; 201. reinforcing steel bar holes; 202. the clamping rod groove is penetrated through; 301. reinforcing steel bars; 401. bolt holes; 402. butt-jointing reinforcing steel bars; 501. an exhaust steel pipe; 502. an exhaust hole; 503. and (5) clamping the rod.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, the present invention provides a technical solution:
a precast pile for soft foundation treatment comprises a concrete outer pile body 1, a plurality of concrete ring grooves 101 are formed in the outer portion of the concrete outer pile body 1 in a linear equidistant structure, after the concrete outer pile body 1 is conveniently pressed into a soft foundation, soil outside the concrete outer pile body 1 is conveniently pressed into the concrete ring grooves 101 to reinforce the concrete outer pile body 1, the connection stability and the reinforcement effect of the concrete outer pile body 1 and the soft foundation layer are improved, two butt joint steel rings 2 are fixedly arranged outside the concrete outer pile body 1 in an up-and-down symmetrical structure, a plurality of reinforcing steel bar holes 201 are formed in the top surface of each butt joint steel ring 2 in an annular equidistant structure, a plurality of screw holes are formed in the outer wall of each butt joint steel ring 2 in an annular equidistant structure, a penetrating clamping rod groove 202 is formed in the outer portion of each butt joint steel ring 2, a precast impact conical head 3 is arranged on the bottom surface of the butt joint steel ring 2 at the lower side, and the concrete outer pile body 1 is convenient to more easily drill into the soft foundation layer when rammed, prefabricated 3 top surfaces of impact cone head are annular equidistant structure and have set firmly a plurality of reinforcing bars 301, it is equipped with steel ring cover 4 to be located 2 top surface covers of upside butt joint steel ring, the outside is annular equidistant structure and has seted up a plurality of bolt holes 401, steel ring cover 4 top surface is annular equidistant structural welding and has a plurality of butt joint reinforcing bars 402, 1 inside exhaust steel pipe 501 that is equipped with of concrete outer pile body, exhaust steel pipe 501 top surface has set firmly butt joint cover 5, exhaust steel pipe 501 has seted up the outside exhaust hole 502 that has seted up, when being convenient for later stage concrete outer pile body 1 is interior pouring concrete, 1 inside air of discharge concrete outer pile body, make the concrete setting effect better, exhaust steel pipe 501 outside is the longitudinal symmetry structure and inserts and is equipped with two kellies 503, 1 inside framework of steel 6 that has set firmly of concrete outer pile body.
Specifically, reinforcing bar 301 and reinforcing bar hole 201 are pegged graft and are cooperated, are convenient for prefabricated impact cone head 3 installation.
Further, the steel ring sleeve 4 is matched with the butt joint steel ring 2 in a clamping mode, and therefore the two butt joint steel rings 2 can be conveniently connected in a reinforcing mode.
Furthermore, the butt-joint reinforcing steel bar 402 is matched with the reinforcing steel bar hole 201 in an inserting manner, so that the steel ring sleeve 4 is conveniently sleeved, installed and reinforced.
In addition, the clamping rod 503 is in clamping fit with the through clamping rod groove 202, so that the exhaust steel pipe 501 is fixed conveniently.
The working principle is as follows: when the precast pile is needed to be used, firstly, the steel ring sleeve 4 is sleeved outside the butt joint steel ring 2 at the upper end of the concrete outer pile body 1, then the lower end of the other concrete outer pile body 1 is sleeved with the upper end of the steel ring sleeve 4, the two butt joint steel rings 2 are screwed and fixed with the steel ring sleeve 4 through bolts, and finally, welding and reinforcing the butt joint of the two butt joint steel rings 2 and the steel ring sleeve 4, and continuously tamping after cooling.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. A precast pile for soft foundation treatment comprises a concrete outer pile body (1), and is characterized in that: the concrete outer pile body (1) is externally provided with a plurality of soil gathering ring grooves (101) in a linear equidistant structure, the concrete outer pile body (1) is externally provided with two butt joint steel rings (2) in an up-down symmetrical structure, the top surfaces of the butt joint steel rings (2) are in an annular equidistant structure and are provided with a plurality of steel bar holes (201), the outer end outer wall of each butt joint steel ring (2) is in an annular equidistant structure and is provided with a plurality of screw holes, the outer part of each butt joint steel ring (2) is provided with a penetrating clamping rod groove (202), the lower side is arranged, the bottom surface of each butt joint steel ring (2) is provided with a prefabricated impact cone head (3), the top surface of each prefabricated impact cone head (3) is in an annular equidistant structure and is provided with a plurality of steel bars (301), the upper side is arranged, the top surface of each butt joint steel ring (2) is sleeved with a steel ring sleeve (4), the outer part is in an annular equidistant structure and is provided with a plurality of bolt holes (401), steel ring cover (4) top surface is the welding of annular equidistant structure and has a plurality of butt joint reinforcing bar (402), concrete outer pile body (1) inside is equipped with exhaust steel pipe (501), exhaust steel pipe (501) top surface has set firmly butt joint cover (5), exhaust hole (502) have been seted up to exhaust steel pipe (501) outside, exhaust steel pipe (501) outside is upper and lower symmetrical structure and inserts and is equipped with two kelly (503), concrete outer pile body (1) inside has set firmly framework of steel reinforcement (6).
2. A pre-pile for soft foundation treatment as claimed in claim 1, wherein: the reinforcing steel bars (301) are in splicing fit with the reinforcing steel bar holes (201).
3. A pre-pile for soft foundation treatment as claimed in claim 1, wherein: the steel ring sleeve (4) is matched with the butt joint steel ring (2) in a clamping manner.
4. A pre-pile for soft foundation treatment as claimed in claim 1, wherein: the butt-joint reinforcing steel bars (402) are in splicing fit with the reinforcing steel bar holes (201).
5. A pre-pile for soft foundation treatment as claimed in claim 1, wherein: the clamping rod (503) is in clamping fit with the through clamping rod groove (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122030975.7U CN215441868U (en) | 2021-08-26 | 2021-08-26 | Precast pile for soft foundation treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122030975.7U CN215441868U (en) | 2021-08-26 | 2021-08-26 | Precast pile for soft foundation treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215441868U true CN215441868U (en) | 2022-01-07 |
Family
ID=79696463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122030975.7U Active CN215441868U (en) | 2021-08-26 | 2021-08-26 | Precast pile for soft foundation treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215441868U (en) |
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2021
- 2021-08-26 CN CN202122030975.7U patent/CN215441868U/en active Active
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