CN219732027U - Foundation pit reinforcing structure - Google Patents
Foundation pit reinforcing structure Download PDFInfo
- Publication number
- CN219732027U CN219732027U CN202321267735.1U CN202321267735U CN219732027U CN 219732027 U CN219732027 U CN 219732027U CN 202321267735 U CN202321267735 U CN 202321267735U CN 219732027 U CN219732027 U CN 219732027U
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- CN
- China
- Prior art keywords
- foundation pit
- supporting
- fixing seat
- pouring hole
- coaming
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 19
- 230000007704 transition Effects 0.000 claims abstract description 14
- 239000004568 cement Substances 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 7
- 239000010959 steel Substances 0.000 claims abstract description 7
- 230000008093 supporting effect Effects 0.000 claims description 56
- 239000002689 soil Substances 0.000 claims description 12
- 230000002787 reinforcement Effects 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000002002 slurry Substances 0.000 claims 2
- 230000000694 effects Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011440 grout Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The utility model relates to the technical field of geological exploration, in particular to a foundation pit reinforcing structure, which comprises a foundation pit slope surface, a foundation pit bottom surface and a foundation pit transition surface, wherein a first pouring hole and a second pouring hole are respectively formed in the foundation pit transition surface and the foundation pit bottom surface, a first fixing seat and a second fixing seat are respectively arranged above the first pouring hole and the second pouring hole, limiting nails are fixedly connected to the bottom sides of the first fixing seat and the second fixing seat, and cement paste is poured in gaps between the three limiting nails extending to the first pouring hole and the second pouring hole; according to the utility model, the limit nails are embedded in the first pouring hole and the second pouring hole, cement paste is poured into the first pouring hole and the second pouring hole to form an integrated structure, and then the first limit block and the second limit block are connected through the steel rope to achieve the purpose of jointly stressing.
Description
Technical Field
The utility model relates to the technical field of geological exploration, in particular to a foundation pit reinforcing structure.
Background
Along with the acceleration of the urban process, a large number of high-rise buildings are continuously emerging, the embedding depth is increased along with the increase of the floor height, and a large number of foundation pit projects are necessarily generated along with the development of the underground space. In order to ensure the normal and safe operation of foundation pit engineering and prevent the movement of foundation pit and soil outside the foundation pit, a foundation pit supporting structure is required to be designed in the foundation pit, so that the safety and stability of the construction of an underground structure and the surrounding environment of the foundation pit are ensured;
the utility model of Chinese patent application No. CN202123108569.4 discloses a foundation pit supporting device for civil engineering, which comprises a supporting main body, wherein an assembling groove is formed in the left side of the supporting main body, an assembling convex piece is arranged on the right side of the supporting main body, a U-shaped supporting seat is arranged on the front surface of the supporting main body, a first fixing plate is arranged on the front surface upper edge of the supporting main body, a second fixing plate is arranged on the front surface lower edge of the supporting main body, side plates are arranged on two sides of the back surface of the supporting main body, and a supporting transverse frame is arranged between the inner sides of the side plates;
the above comparative document has the following problems:
(1) The existing supporting device supports the supporting main bodies only by the side plates and the supporting transverse frames, the bearing force between the supporting main bodies is too large, the supporting main bodies are easy to damage, the risk of landslide is easy to increase, and the danger of constructors is increased.
Disclosure of Invention
The present utility model is directed to a foundation pit reinforcement structure, which solves the above-mentioned problems in the prior art.
The technical scheme of the utility model is as follows: the foundation pit reinforcing structure comprises a foundation pit slope surface, a foundation pit bottom surface and a foundation pit transition surface, wherein a first filling hole and a second filling hole are respectively formed in the foundation pit transition surface and the foundation pit bottom surface, a first fixing seat and a second fixing seat are respectively arranged above the first filling hole and the second filling hole, limit nails are fixedly connected to the bottom sides of the first fixing seat and the second fixing seat, and cement paste is poured in gaps between the three limit nails extending to the first filling hole and the second inner cavities of the two filling holes; the support coaming is mounted above the second fixing seat adjacent to the slope surface of the foundation pit through bolts, a first limiting block is fixedly mounted on one side, opposite to the transition surface of the foundation pit, of the support coaming, a second limiting block is fixedly mounted on the outer wall of one side of the first fixing seat, the first limiting block is arranged opposite to the second limiting block, and the first limiting block is connected with the second limiting block through a steel rope.
Further, the support bounding wall is the slope setting, wherein the support bounding wall is inconsistent with the terminal surface that is connected of the domatic and foundation ditch transitional surface of foundation ditch, one side fixedly connected with a plurality of support pipes that support bounding wall and foundation ditch are domatic relatively, a plurality of in the soil horizon of foundation ditch domatic is inserted to the one end of support pipe, the cement paste has been pour to the clearance between the domatic and the support bounding wall of foundation ditch.
Further, the one end fixedly connected with ground nail that the support pipe kept away from the support bounding wall, the ground nail is the toper setting.
Further, keep away from the top fixed mounting of the domatic fixing base two of foundation ditch has the butt platform, normal running fit has a slant pillar on the butt platform, the one end that the butt platform was kept away from to the slant pillar rotates and is connected with the fixture block, a plurality of vertical draw-in grooves that set up have been seted up to the opposite one side of support bounding wall and butt platform.
Further, reinforcing ribs are arranged in the supporting coaming, and the reinforcing ribs are any one of a groined shape or a crisscross shape.
Further, a water guide groove is formed in the outer side of the first fixing seat opposite to the supporting and enclosing plate.
The utility model provides a foundation pit reinforcing structure through improvement, and compared with the prior art, the foundation pit reinforcing structure has the following improvement and advantages:
the method comprises the following steps: according to the utility model, the limit nails are embedded in the first pouring hole and the second pouring hole, cement paste is poured into the first pouring hole and the second pouring hole to form an integrated structure, and then the first limit block and the second limit block are connected through the steel rope to achieve the purpose of jointly stressing.
And two,: according to the utility model, the conical ground nails are arranged at the end heads of the support pipes, so that the support pipes can be easily inserted into the soil layer by arranging the pointed ends of the ground nails, the connection stability of the ground nails and the soil layer can be improved by the conical arrangement, and the reinforcement effect is improved.
Drawings
The utility model is further explained below with reference to the drawings and examples:
FIG. 1 is a schematic diagram of the front structure of the present utility model;
FIG. 2 is a schematic view of a first and second position of a pouring hole according to the present utility model;
FIG. 3 is a schematic view of the supporting and enclosing plate and abutment table of the present utility model;
fig. 4 is a schematic diagram of a connection structure of a support pipe and a ground nail according to the present utility model.
Reference numerals illustrate: 1. a foundation pit slope; 2. the bottom surface of the foundation pit; 3. a foundation pit transition surface; 4. pouring the first hole; 5. pouring a second hole; 6. a first fixing seat; 7. a limit nail; 8. supporting the coaming; 9. a first limiting block; 10. a second limiting block; 11. a wire rope; 12. a support tube; 13. ground nails; 14. an abutment; 15. oblique struts; 16. a clamping block; 17. a clamping groove; 18. a water guide groove; 19. and a second fixing seat.
Detailed Description
The following detailed description of the present utility model will provide clear and complete description of the technical solutions of the embodiments of the present utility model, with reference to fig. 1 to 4, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a foundation pit reinforcing structure through improvement, as shown in fig. 1-4, the foundation pit reinforcing structure comprises a foundation pit slope surface 1, a foundation pit bottom surface 2 and a foundation pit transition surface 3, wherein a first filling hole 4 and a second filling hole 5 are respectively formed in the foundation pit transition surface 3 and the foundation pit bottom surface 2, a first fixing seat 6 and a second fixing seat 19 are respectively arranged above the first filling hole 4 and the second filling hole 5, limiting nails 7 are fixedly connected to the bottom sides of the first fixing seat 6 and the second fixing seat 19, and cement paste is poured in gaps extending to the inner cavities of the first filling hole 4 and the second filling hole 5; the support coaming 8 is installed above a fixed seat II 19 adjacent to the foundation pit slope 1 through bolts, a first limiting block 9 is fixedly installed on one side, opposite to the foundation pit transition surface 3, of the support coaming 8, a second limiting block 10 is fixedly installed on the outer wall of one side of the fixed seat I6, the first limiting block 9 and the second limiting block 10 are oppositely arranged, the first limiting block 9 and the second limiting block 10 are connected through a steel rope 11, a limiting nail 7 is placed in a pouring hole I4 and a pouring hole II 5, cement paste is poured into the pouring hole II to form an integral structure, then the first limiting block 9 and the second limiting block 10 are connected through the steel rope 11 to achieve the purpose of jointly bearing force, and the support structure is simple to operate, meanwhile, the shearing capacity of the support coaming 8 is improved, and the purpose of foundation pit reinforcement is achieved.
Specifically, the supporting coaming 8 is the slope setting, wherein the supporting coaming 8 is inconsistent with the terminal surface that is connected of the domatic 1 of foundation ditch and foundation ditch transitional surface 3, the supporting coaming 8 is a plurality of supporting tubes 12 with the domatic 1 relative one side fixedly connected with of foundation ditch, a plurality of the one end of supporting tube 12 inserts in the domatic 1 of foundation ditch soil layer, the grout has been pour in the clearance between domatic 1 of foundation ditch and the supporting coaming 8, inserts supporting tube 12 in proper order in the soil layer to the clearance packing grout again in the work progress, has improved the stability of being connected between supporting coaming 8 and the domatic 1 of foundation ditch, has effectively improved the supporting effect of supporting coaming 8 to domatic 1 of foundation ditch.
Specifically, the one end fixedly connected with ground nail 13 of the bounding wall 8 is kept away from to the support pipe 12, ground nail 13 is the toper setting, and the tip setting of ground nail 13 can make support pipe 12 insert in the soil layer more easily, and the toper setting can improve the connection stability of ground nail 13 and soil layer, improves the reinforcement effect.
Specifically, keep away from the top fixed seat two 19 of foundation ditch domatic 1 has butt platform 14, normal running fit has a slant pillar 15 on the butt platform 14, the one end that butt platform 14 was kept away from to slant pillar 15 rotates and is connected with fixture block 16, a plurality of draw-in grooves 17 of vertical setting have been seted up to the opposite one side of support bounding wall 8 and butt platform 14, rotate slant pillar 15, peg graft fixture block 16 and draw-in groove 17 for form triangle bearing structure between support bounding wall 8 and the slant pillar 15, thereby further improve the supporting effect.
Specifically, the reinforcing ribs are arranged in the supporting enclosing plate 8, and are any one of a groined shape or a crisscross shape, and the rigidity and the supporting effect of the supporting enclosing plate 8 are improved by arranging the reinforcing ribs, so that the supporting capability of the supporting enclosing plate 8 is improved.
Specifically, the outside that fixing base one 6 and support bounding wall 8 are relative has seted up guiding gutter 18, is used for preventing that rivers from washing away the terminal surface of connection of foundation ditch domatic 1 and foundation ditch transition surface 3 through setting up guiding gutter 18, and causes support bounding wall 8 not hard up, plays the water guiding effect.
Working principle: when the device is used, the limiting nails 7 are arranged in the first pouring holes 4 and the second pouring holes 5, cement paste is poured into the first pouring holes to form an integrated structure, and then the first limiting block 9 and the second limiting block 10 are connected through the steel cable 11 to achieve the aim of jointly bearing force;
in the construction process, the supporting pipes 12 are sequentially inserted into the soil layer and then cement paste is filled into the gaps, so that the stability of connection between the supporting coaming 8 and the foundation pit slope 1 is improved, the supporting effect of the supporting coaming 8 on the foundation pit slope 1 is effectively improved, and the end, far away from the supporting coaming 8, of the supporting pipes 12 is connected with a ground nail 13; the pointed end of the ground nail 13 can enable the support pipe 12 to be inserted into the soil layer more easily, and the conical arrangement can improve the connection stability of the ground nail 13 and the soil layer and the reinforcement effect;
finally, the oblique support 15 is rotated to plug the clamping blocks 16 and the clamping grooves 17, so that a triangular supporting structure is formed between the supporting coaming 8 and the oblique support 15, and the supporting effect is further improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model; various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a foundation ditch reinforced structure which characterized in that: the cement slurry pouring device comprises a foundation pit slope surface (1), a foundation pit bottom surface (2) and a foundation pit transition surface (3), wherein a first pouring hole (4) and two second pouring holes (5) are respectively formed in the foundation pit transition surface (3) and the foundation pit bottom surface (2), a first fixing seat (6) and a second fixing seat (19) are respectively arranged above the first pouring hole (4) and the second pouring hole (5), limiting nails (7) are fixedly connected to the bottom sides of the first fixing seat (6) and the second fixing seat (19), and cement slurry is poured in gaps between inner cavities of the first pouring hole (4) and the second pouring hole (5) through the three limiting nails (7); the support coaming (8) is mounted above a second fixing seat (19) adjacent to the foundation pit slope (1) through bolts, a first limiting block (9) is fixedly mounted on one side, opposite to the foundation pit transition surface (3), of the support coaming (8), a second limiting block (10) is fixedly mounted on the outer wall of one side of the first fixing seat (6), the first limiting block (9) is oppositely arranged with the second limiting block (10), and the first limiting block (9) is connected with the second limiting block (10) through a steel cable (11).
2. The foundation pit reinforcing structure of claim 1, wherein: the supporting coaming (8) is obliquely arranged, the supporting coaming (8) is abutted against the connecting end face of the foundation pit slope (1) and the connecting end face of the foundation pit transition face (3), one side, opposite to the foundation pit slope (1), of the supporting coaming (8) is fixedly connected with a plurality of supporting tubes (12), one ends of the supporting tubes (12) are inserted into the soil layer of the foundation pit slope (1), and cement paste is poured in a gap between the foundation pit slope (1) and the supporting coaming (8).
3. A pit reinforcement structure according to claim 2, wherein: one end of the supporting pipe (12) far away from the supporting coaming (8) is fixedly connected with a ground nail (13), and the ground nail (13) is arranged in a conical manner.
4. A pit reinforcing structure according to claim 3, wherein: keep away from the top fixed seat two (19) of foundation ditch domatic (1) fixed mounting has butt platform (14), normal running fit has a slant pillar (15) on butt platform (14), the one end that butt platform (14) was kept away from to slant pillar (15) rotates and is connected with fixture block (16), a plurality of draw-in grooves (17) of vertical setting have been seted up with one side that butt platform (14) are relative to supporting bounding wall (8).
5. The foundation pit reinforcing structure of claim 4, wherein: reinforcing ribs are arranged in the supporting coaming (8), and the reinforcing ribs are any one of a groined shape or a crisscross shape.
6. The foundation pit reinforcing structure of claim 5, wherein: and a water guide groove (18) is formed in the outer side of the first fixing seat (6) opposite to the supporting and enclosing plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321267735.1U CN219732027U (en) | 2023-05-22 | 2023-05-22 | Foundation pit reinforcing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321267735.1U CN219732027U (en) | 2023-05-22 | 2023-05-22 | Foundation pit reinforcing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219732027U true CN219732027U (en) | 2023-09-22 |
Family
ID=88030814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321267735.1U Active CN219732027U (en) | 2023-05-22 | 2023-05-22 | Foundation pit reinforcing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219732027U (en) |
-
2023
- 2023-05-22 CN CN202321267735.1U patent/CN219732027U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240816 Address after: No. 1302, Building 6, Urban Park Plaza (Plot K), Yunnan Image Theme Cultural Community, Panlong District, Kunming City, Yunnan Province 650000 Patentee after: Zhongtianyi Construction Engineering Co.,Ltd. Country or region after: China Address before: 266000 Hangzhou Road, Sifang District, Qingdao, Shandong Patentee before: Chen Yusi Country or region before: China |