CN219410881U - Waterproof system for foundation structure penetrated by inclined piles - Google Patents
Waterproof system for foundation structure penetrated by inclined piles Download PDFInfo
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- CN219410881U CN219410881U CN202320275244.5U CN202320275244U CN219410881U CN 219410881 U CN219410881 U CN 219410881U CN 202320275244 U CN202320275244 U CN 202320275244U CN 219410881 U CN219410881 U CN 219410881U
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Abstract
The utility model discloses a waterproof system of an inclined pile penetrating foundation structure, which belongs to the technical field of deep foundation pit support and comprises vertical piles, inclined piles, crown beams, hoops and water stopping members; the inclined pile is a precast concrete pile, the hoop is made of steel plates, the hoop is wrapped on the inclined pile, and the connecting part of the inclined pile, the foundation slab and the outer wall of the structure is arranged. According to the utility model, the steel hoops are arranged at the connection positions of the inclined piles, the foundation slab and the structure outer wall, so that the steel hoops are convenient to weld with the water stop steel plates, and the problem of water seepage at the connection positions of the inclined piles, the foundation slab and the structure outer wall is effectively solved.
Description
Technical Field
The utility model belongs to the technical field of deep foundation pit support, and particularly relates to a waterproof system of an inclined pile penetrating foundation structure.
Background
When the foundation pit is supported, aiming at the foundation pit with pit depth of 5-10 m, when the area of the foundation pit is large or the shape is irregular, the support type of the opposite support, the angle brace or the oblique cross section support in the pit adding of the guard piles is adopted, so that the construction period, the cost and the construction difficulty can be greatly increased.
The existing technology realizes the unsupported operation by adopting the inclined pile supporting type, thereby greatly saving the construction period and the cost. The common inclined piles are usually precast concrete piles, but the water stopping problem of the connection parts of the inclined piles and the bottom plate and the outer wall of the structure cannot be well solved, so that the use of inclined pile supporting types is restricted. Based on the problems, the utility model provides a waterproof system of an inclined pile penetrating foundation structure.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model provides a waterproof system of an inclined pile penetrating foundation structure, and solves the defects in the prior art.
The utility model adopts the following technical scheme:
waterproof system of foundation structure is worn to inclined pile, its characterized in that: comprises a vertical pile, an inclined pile, a crown beam, a hoop and a water stopping component; the vertical piles and the inclined piles are fixedly connected with the crown beam; the inclined piles are precast concrete piles; the hoop is made of steel plates and is wrapped on the inclined piles, and factory processing or field manufacturing is adopted; the hoop is positioned at the joint part of the inclined pile, the foundation slab and the outer wall of the structure.
Further, the inclined piles are prefabricated tubular piles, prefabricated rectangular piles or prefabricated square piles.
Further, the inclined pile is a precast concrete hollow pile or a precast concrete solid pile.
Furthermore, the water stopping component is a water stopping steel plate and is connected with the outer surface of the pre-hoop through welding.
Furthermore, when the inclined pile is a hollow pile, the joint part of the inclined pile, the foundation slab and the outer wall of the structure adopts micro-expansion concrete to fill the core of the hollow part, the core filling height of the bottom slab part is not less than the thickness of the bottom slab, and the core filling height of the outer wall part is not less than the thickness of the wall.
Further, the vertical pile is a precast concrete pile or a concrete filling pile.
Further, the vertical piles and the inclined piles are alternately arranged according to a certain proportion.
Further, the included angle between the inclined pile and the vertical direction is 10-45 degrees.
The utility model has the beneficial effects that:
the inclined precast concrete pile can realize the welding between the side surface of the pile and the water-stopping steel plate by arranging steel hoops at the bottom plate and the outer wall part of the structure; when the precast concrete pile adopts the hollow pile, the water seepage problem of the connection part of the inclined pile, the bottom plate and the structural outer wall is effectively solved by filling the core micro-expansion concrete in the inclined pile penetrating through the bottom plate and the outer wall part.
Drawings
Fig. 1 is a schematic view of a waterproofing system of a tilting pile penetrating substructure of the present utility model.
In the figure: 1. vertical piles, inclined piles, crown beams, hoops, water stopping members, cushion layers, bottom plates and outer walls, wherein the vertical piles, the inclined piles, the crown beams, the hoops, the water stopping members, the cushion layers, the bottom plates and the outer walls are arranged in sequence.
Description of the embodiments
Waterproof system of foundation structure is worn to inclined pile, its characterized in that: comprises a vertical pile 1, an inclined pile 2, a crown beam 3, a hoop 4 and a water stopping component 5; the vertical piles 1 and the inclined piles 2 are fixedly connected with the crown beam 3; the inclined piles 2 are precast concrete piles; the hoop 4 is made of steel plates and is wrapped on the inclined pile 2, and factory processing or field manufacturing is adopted; the hoop 4 is positioned at the junction of the inclined pile 2, the foundation slab 7 and the structure outer wall 8.
Further, the inclined pile 2 is a prefabricated tubular pile, a prefabricated rectangular pile or a prefabricated square pile.
Further, the inclined pile 2 is a precast concrete hollow pile or a precast concrete solid pile.
Further, the water stop member 5 is a water stop steel plate, and is welded to the outer surface of the pre-ferrule 4.
Further, when the inclined pile 2 is a hollow pile, the joint part of the inclined pile and the foundation slab 7 and the outer wall 8 of the structure adopts micro-expansion concrete to fill the core of the hollow part, the core filling thickness of the position of the foundation slab 7 is not less than 2m, and the core filling height of the position of the outer wall 8 is not less than the wall thickness.
Further, the vertical pile 1 is a precast concrete pile or a concrete filling pile.
Further, the vertical piles 1 and the inclined piles 2 are alternately arranged in a certain proportion.
Further, the included angle between the inclined pile 2 and the vertical direction is 10-45 degrees.
In the embodiment, the method comprises the following steps:
step one: referring to fig. 1, a vertical pile 1 is constructed using a pile press.
Step two: referring to fig. 1, a pile driver is used to adjust the inclined pile 2 to a design angle and to position the pile to a design elevation.
Step three: referring to fig. 1, a crown beam 3 is constructed.
Step four: referring to fig. 1, after excavation to the bottom of the trench, a pad layer 6 is constructed.
Step five: referring to fig. 1, before the bottom plate 7 is constructed, a collar 4 is provided on the outer surface of the portion where the inclined pile 2 and the bottom plate 7 are connected, a water stop member 5 is welded to the collar 4, and the water stop member 5 is made of a water stop steel plate.
Step six: referring to fig. 1, a construction base 7 is provided with a base-plate-exchanging strip.
Step seven: referring to fig. 1, a ferrule 4 is provided on the outer surface of the portion where the inclined pile 2 and the main body outer wall 8 are connected, a water-stop member 5 is welded to the ferrule 4, and the water-stop member 5 is made of a water-stop steel plate.
Step eight: and after the strength of the structural bottom plate 7 meets the design requirement, continuing to construct the underground main structure upwards.
Step nine: after the construction of the underground structure is completed, the inclined piles 2 are cut off, waterproof coiled materials are paved on the surface of the connection part of the inclined piles 2, the bottom plate 7 and the outer wall 8, and the fertilizer groove is backfilled.
The above description is not intended to limit the utility model, but rather the utility model is not limited to the examples described above, and variations, modifications, additions or substitutions within the spirit and scope of the utility model will be apparent to those skilled in the art and are intended to be included within the scope of the utility model.
Claims (8)
1. Waterproof system of foundation structure is worn to inclined pile, its characterized in that: comprises a vertical pile, an inclined pile, a crown beam, a hoop and a water stopping component; the vertical piles and the inclined piles are fixedly connected with the crown beam; the inclined piles are precast concrete piles; the hoop is made of steel plates and is wrapped on the inclined piles, and factory processing or field manufacturing is adopted; the hoop is positioned at the joint part of the inclined pile, the foundation slab and the outer wall of the structure.
2. The system for waterproofing a pile penetrating substructure according to claim 1, wherein: the inclined piles are prefabricated tubular piles, prefabricated rectangular piles or prefabricated square piles.
3. The system for waterproofing a pile penetrating substructure according to claim 1, wherein: the inclined pile is a precast concrete hollow pile or a precast concrete solid pile.
4. The system for waterproofing a pile penetrating substructure according to claim 1, wherein: the water stopping member is a water stopping steel plate and is connected with the outer surface of the hoop through welding.
5. The system for waterproofing a pile penetrating substructure according to claim 1, wherein: when the inclined pile is a hollow pile, the joint part of the inclined pile, the foundation slab and the outer wall of the structure adopts micro-expansion concrete to fill the core of the hollow part, the core filling height of the bottom slab part is not less than the thickness of the bottom slab, and the core filling height of the outer wall part is not less than the thickness of the wall.
6. The system for waterproofing a pile penetrating substructure according to claim 1, wherein: the vertical piles are precast concrete piles or concrete filling piles.
7. The system for waterproofing a pile penetrating substructure according to claim 1, wherein: the vertical piles and the inclined piles are alternately arranged according to a certain proportion.
8. The system for waterproofing a pile penetrating substructure according to claim 1, wherein: the included angle between the inclined pile and the vertical direction is 10-45 degrees.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320275244.5U CN219410881U (en) | 2023-02-22 | 2023-02-22 | Waterproof system for foundation structure penetrated by inclined piles |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320275244.5U CN219410881U (en) | 2023-02-22 | 2023-02-22 | Waterproof system for foundation structure penetrated by inclined piles |
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CN219410881U true CN219410881U (en) | 2023-07-25 |
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CN202320275244.5U Active CN219410881U (en) | 2023-02-22 | 2023-02-22 | Waterproof system for foundation structure penetrated by inclined piles |
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2023
- 2023-02-22 CN CN202320275244.5U patent/CN219410881U/en active Active
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