CN216379554U - Foundation ditch reinforced structure based on high pressure jet grouting pile - Google Patents
Foundation ditch reinforced structure based on high pressure jet grouting pile Download PDFInfo
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- CN216379554U CN216379554U CN202122673273.0U CN202122673273U CN216379554U CN 216379554 U CN216379554 U CN 216379554U CN 202122673273 U CN202122673273 U CN 202122673273U CN 216379554 U CN216379554 U CN 216379554U
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- pile body
- steel pipe
- structure based
- pressure jet
- jet grouting
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 37
- 239000010959 steel Substances 0.000 claims abstract description 37
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 29
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052742 iron Inorganic materials 0.000 claims abstract description 8
- 239000002002 slurry Substances 0.000 claims description 5
- 230000035515 penetration Effects 0.000 claims description 4
- 238000005728 strengthening Methods 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 abstract description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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- Piles And Underground Anchors (AREA)
Abstract
The utility model belongs to the technical field of foundation pit reinforcement, and discloses a foundation pit reinforcing structure based on a high-pressure jet grouting pile, which comprises a pile body, wherein a steel pipe is arranged inside the pile body, a through hole is formed between the inside and the outside of the pile body, a reinforcing rib is arranged inside the through hole, an annular iron wire is connected between the outer wall of the steel pipe and the inner wall of the pile body, an embedded rod penetrates through the inner side of the steel pipe, an embedded groove matched with the embedded rod is formed in the inner wall of the pile body, and a limiting groove matched with a limiting block is formed in the other side of the pile body. The stability of follow-up grouting is ensured.
Description
Technical Field
The utility model belongs to the technical field of foundation pit reinforcement, and particularly relates to a foundation pit reinforcing structure based on a high-pressure jet grouting pile.
Background
The foundation pit reinforcement is a measure of supporting, reinforcing and protecting the side wall of a deep foundation pit and the surrounding environment in order to ensure the safety of the construction of an underground structure and the surrounding environment of the foundation pit, the foundation pit is an earth pit excavated at the design position of a foundation according to the elevation of a substrate and the size of a plane of the foundation pit, an excavation scheme is determined according to geological and hydrological data and the conditions of buildings nearby on site before excavation, waterproof and drainage work is well performed, and a deeper and nearby building is excavated, a foundation pit wall supporting method and a concrete spraying wall protecting method can be used, and a large foundation pit even adopts methods of interlocking an underground continuous wall and a columnar bored pile and the like.
In chinese patent with patent number CN201822110026.8, a foundation ditch reinforced structure based on high pressure jet grouting pile is disclosed, the device sets up the steel pipe through in high pressure jet grouting pile and along its direction of height to improve the fastness of the pile body, but actual internal structure intensity is general, the resistance to compression of the pile body bears weakly, and is connected unstably between steel pipe and the pile body, thereby structural stability when being difficult to guarantee to be in milk.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a foundation pit reinforcing structure based on a high-pressure jet grouting pile, and aims to solve the problems that the pile body in the background technology has general internal structural strength and is connected with a steel pipe unstably.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a foundation ditch reinforced structure based on high pressure spouts stake soon, includes the pile body, the internally mounted of pile body has the steel pipe, and has seted up the through-hole between the inside and the outside of pile body, the internally mounted of through-hole has the strengthening rib, be connected with annular iron wire between the outer wall of steel pipe and the inner wall of pile body, and the inboard of steel pipe runs through there is pre-buried pole, the inner wall of pile body seted up with pre-buried pole assorted pre-buried groove.
Preferably, a limiting block is fixed on one side of the pile body, a limiting groove matched with the limiting block is formed in the other side of the pile body, a reinforcing column is connected between every two adjacent limiting blocks, and the reinforcing column and the limiting blocks are arranged vertically.
Preferably, a first connecting plate is installed on one side of the top end of the pile body, a second connecting plate is fixed on the other side of the top end of the pile body, and the second connecting plate is connected with the first connecting plate through screws.
Preferably, a steel plate is arranged between the top ends of the two adjacent pile bodies and is H-shaped.
Preferably, the reinforcing ribs and the embedded rods are distributed at intervals, and the intervals of the two adjacent reinforcing ribs are equal.
Preferably, the steel pipe is of a hollow cylindrical structure, and the side wall of the steel pipe is provided with a slurry penetration hole.
Compared with the prior art, the utility model has the beneficial effects that:
(1) the utility model can greatly enhance the compression-resistant bearing capacity of the device by matching the through holes, the reinforcing ribs and the annular iron wires, thereby improving the structural strength of the whole device, and simultaneously can further enhance the connection strength between the pile body and the steel pipe by matching the embedded rods and the embedded grooves, so that the steel pipe is kept stable, and the stability in subsequent grouting is ensured.
(2) According to the utility model, through the matching of the limiting block and the limiting groove, the connection stability between the two pile bodies can be greatly enhanced, so that the pile bodies are not easy to incline and separate, and meanwhile, the limiting block can be supported and reinforced through the reinforcing column, so that the limiting block is prevented from being broken under stress, the safety is greatly improved, and the using effect is excellent.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the pile body of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
in the figure: 1. a pile body; 2. a limiting groove; 3. a first connecting plate; 4. a steel plate; 5. a second connecting plate; 6. a limiting block; 7. a reinforcement column; 8. reinforcing ribs; 9. a through hole; 10. a steel pipe; 11. pre-burying a groove; 12. pre-burying a rod; 13. and (5) annular iron wires.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides the following technical solutions: a foundation pit reinforcing structure based on a high-pressure jet grouting pile comprises a pile body 1, a steel pipe 10 is installed inside the pile body 1, a through hole 9 is formed between the inside and the outside of the pile body 1, reinforcing ribs 8 are installed inside the through hole 9, an annular iron wire 13 is connected between the outer wall of the steel pipe 10 and the inner wall of the pile body 1, an embedded rod 12 penetrates through the inner side of the steel pipe 10, an embedded groove 11 matched with the embedded rod 12 is formed in the inner wall of the pile body 1, the through hole 9 is formed in the pile body 1, the reinforcing ribs 8 are filled in the through hole 9, meanwhile, the annular iron wire 13 forms a supporting framework between the pile body 1 and the steel pipe 10, so that the compression-resistant bearing capacity of the device can be greatly enhanced, the structural strength of the whole device is further improved, the connecting strength between the pile body 1 and the steel pipe 10 can be further enhanced through the matching of the embedded rod 12 and the embedded groove 11, and the steel pipe 10 is kept stable, the stability of follow-up grouting is ensured.
Further, one side of pile body 1 is fixed with stopper 6, and pile body 1's opposite side seted up with stopper 6 assorted spacing groove 2, be connected with between two adjacent stoppers 6 and strengthen post 7, and strengthen post 7 and stopper 6 and be perpendicular setting, through the stopper 6 embedding of pile body 1 side another pile body 1 side spacing groove 2 in, make stopper 6 and spacing groove 2 interlock of pegging graft each other, thereby can strengthen the connection stability between two pile bodies 1 greatly, make pile body 1 be difficult for the slope separation, and can support two stopper 6 adjacent from top to bottom through strengthening post 7 and consolidate, thereby prevent stopper 6 atress fracture, the security has been improved greatly, excellent in use effect.
Further, first connecting plate 3 is installed to top one side of pile body 1, and the top opposite side of pile body 1 is fixed with second connecting plate 5, is connected through the screw between second connecting plate 5 and the first connecting plate 3, can consolidate the tip of pile body 1 through first connecting plate 3 and second connecting plate 5.
Specifically, install steel sheet 4 between the top of two adjacent piles bodies 1, can further consolidate the foundation ditch through steel sheet 4, and steel sheet 4 is the H type.
Specifically, the reinforcing ribs 8 and the embedded rods 12 are distributed at intervals, and the intervals between two adjacent reinforcing ribs 8 are equal.
Specifically, the steel pipe 10 is a hollow cylindrical structure, and the side wall of the steel pipe 10 is provided with a slurry penetration hole, so that the concrete slurry can be conveniently infiltrated through the slurry penetration hole.
The working principle and the using process of the utility model are as follows: when the utility model is used, the limit block 6 at the side of the pile body 1 is embedded into the limit groove 2 at the side of another pile body 1, so that the limit block 6 and the limit groove 2 are mutually inserted and occluded, thereby greatly enhancing the connection stability between the two pile bodies 1, leading the pile body 1 not to be easy to incline and separate, simultaneously forming a support framework between the pile body 1 and the steel pipe 10 through the annular iron wire 13, filling the reinforcing rib 8 in the through hole 9, greatly enhancing the compression bearing capacity of the device, further improving the structural strength of the whole device, further enhancing the connection strength between the pile body 1 and the steel pipe 10 through the matching of the embedded rod 12 and the embedded groove 11, further keeping the steel pipe 10 stable, ensuring the stability during subsequent grouting, in addition, supporting and reinforcing the two limit blocks 6 adjacent up and down through the reinforcing column 7, thereby preventing the limit block 6 from being broken under stress, greatly improves the safety and has excellent use effect.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a foundation ditch reinforced structure based on high pressure jet grouting pile which characterized in that: including pile body (1), the internally mounted of pile body (1) has steel pipe (10), and has seted up through-hole (9) between the inside and the outside of pile body (1), the internally mounted of through-hole (9) has strengthening rib (8), be connected with annular iron wire (13) between the outer wall of steel pipe (10) and the inner wall of pile body (1), and the inboard of steel pipe (10) runs through there is pre-buried pole (12), the inner wall of pile body (1) seted up with pre-buried pole (12) assorted embedded groove (11).
2. The foundation pit reinforcing structure based on high-pressure jet grouting piles as claimed in claim 1, wherein: a limiting block (6) is fixed on one side of the pile body (1), a limiting groove (2) matched with the limiting block (6) is formed in the other side of the pile body (1), a reinforcing column (7) is connected between every two adjacent limiting blocks (6), and the reinforcing column (7) and the limiting block (6) are vertically arranged.
3. The foundation pit reinforcing structure based on high-pressure jet grouting piles as claimed in claim 1, wherein: first connecting plate (3) are installed to the top one side of pile body (1), and the top opposite side of pile body (1) is fixed with second connecting plate (5), be connected through the screw between second connecting plate (5) and first connecting plate (3).
4. The foundation pit reinforcing structure based on high-pressure jet grouting piles as claimed in claim 1, wherein: and a steel plate (4) is arranged between the top ends of the adjacent two pile bodies (1), and the steel plate (4) is H-shaped.
5. The foundation pit reinforcing structure based on high-pressure jet grouting piles as claimed in claim 1, wherein: the reinforcing ribs (8) and the embedded rods (12) are distributed at intervals, and the intervals between every two adjacent reinforcing ribs (8) are equal.
6. The foundation pit reinforcing structure based on high-pressure jet grouting piles as claimed in claim 1, wherein: the steel pipe (10) is of a hollow cylindrical structure, and the side wall of the steel pipe (10) is provided with a slurry penetration hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122673273.0U CN216379554U (en) | 2021-11-03 | 2021-11-03 | Foundation ditch reinforced structure based on high pressure jet grouting pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122673273.0U CN216379554U (en) | 2021-11-03 | 2021-11-03 | Foundation ditch reinforced structure based on high pressure jet grouting pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216379554U true CN216379554U (en) | 2022-04-26 |
Family
ID=81249461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122673273.0U Expired - Fee Related CN216379554U (en) | 2021-11-03 | 2021-11-03 | Foundation ditch reinforced structure based on high pressure jet grouting pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216379554U (en) |
-
2021
- 2021-11-03 CN CN202122673273.0U patent/CN216379554U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220426 |
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| CF01 | Termination of patent right due to non-payment of annual fee |