CN220927882U - Foundation pit supporting mechanism for building construction - Google Patents
Foundation pit supporting mechanism for building construction Download PDFInfo
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- CN220927882U CN220927882U CN202322960050.1U CN202322960050U CN220927882U CN 220927882 U CN220927882 U CN 220927882U CN 202322960050 U CN202322960050 U CN 202322960050U CN 220927882 U CN220927882 U CN 220927882U
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- rod body
- supporting mechanism
- building construction
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- 230000008093 supporting effect Effects 0.000 title claims abstract description 47
- 230000007246 mechanism Effects 0.000 title claims abstract description 17
- 238000009435 building construction Methods 0.000 title claims abstract description 15
- 239000007787 solid Substances 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 210000000078 claw Anatomy 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 239000002689 soil Substances 0.000 abstract description 4
- 239000010419 fine particle Substances 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 12
- 230000008901 benefit Effects 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a foundation pit supporting mechanism for building construction, which comprises a frame-type continuous wall and a netlike inner supporting component arranged in the continuous wall, wherein the continuous wall is partially embedded into the ground and extends upwards; a plurality of groups of anchor piles are uniformly arranged in the continuous wall; the net-shaped inner support assembly comprises a plurality of groups of parallel first inner supports and a plurality of groups of parallel second inner supports connected with the two groups of first inner supports; the anchor pile comprises an anchor rod body serving as a main body, an anchor head positioned above the anchor rod body, and a drill bit positioned below the anchor rod body, wherein the anchor head, the anchor rod body and the drill bit are of an integrated structure, the anchor head and the anchor rod body are hollow rod bodies, and the drill bit is a solid rod body; and a connecting rod is arranged at the included angle of the continuous wall, and the included angle of the connecting rod and the continuous wall forms a triangle. The utility model adopts the combination of the continuous wall, the net-shaped inner support component and the anchor piles to effectively improve the deformation condition of the foundation pit, strengthen the supporting force of the foundation pit, inhibit the deformation and realize the functions of retaining water and fine particles in the soil.
Description
Technical Field
The utility model belongs to the technical field of house construction, and particularly relates to a foundation pit supporting mechanism for house construction.
Background
Foundation pit support refers to a series of support measures taken in construction work to protect surrounding buildings and underground facilities from being damaged when excavating earth. The method particularly aims to ensure the safety of underground structure construction and the surrounding environment of the foundation pit, and utilizes various structures such as supporting, blocking, reinforcing and the like to strengthen the protection of the side wall and the surrounding environment of the foundation pit, thereby being a key measure for guaranteeing the safety of foundation pit engineering and constructors. Foundation pit support is an important work in constructional engineering, and the construction quality and safety of the foundation pit support directly influence the quality and safety of the engineering. The common foundation pit supporting structure comprises a prestress anchor rod supporting technology, a steel sheet pile technology, a soil nailing wall technology, a deep mixing pile supporting technology, a row pile supporting technology and the like.
In the house construction field, use the steel sheet pile to strut as the foundation ditch supporting construction that uses extensively, because the advantage of steel sheet pile supporting is especially obvious, this mode construction of supporting is convenient, and the time limit for a project is not long, and foundation ditch construction is accomplished and is accomplished the backfill and handle, alright pull out the channel-section steel, and channel-section steel also can repetitious usage to this reduces the supporting cost.
The utility model provides a foundation ditch supporting structure, includes supporting component and supporting component, supporting component includes first supporting wall and second supporting wall, supporting component set up in the outside of first supporting wall with the second supporting wall, including first purlin, second purlin and support piece, first purlin sets up along first direction first supporting wall or on the second supporting wall, the second purlin is located first supporting wall or the outside of second supporting wall and with first purlin is connected, support piece is along the second direction insert and is established in the soil body in the supporting component outside and with the second purlin is connected. The technical scheme is that a steel sheet pile support is taken as a main material, and support components such as auxiliary purlines, cross beams and the like form a foundation pit support.
However, the steel sheet pile support has obvious defects that the functions of water blocking and fine particles in the soil cannot be realized, and the steel sheet pile support does not have strong bending resistance, so that the problem of remarkable deflection deformation in excavation can be solved.
Disclosure of utility model
Aiming at the defects and the problems in the prior art, the utility model aims to provide a foundation pit supporting mechanism for building construction.
The utility model is realized by the following technical scheme:
A foundation pit supporting mechanism for building construction comprises a frame-type continuous wall and a net-shaped inner supporting component arranged in the continuous wall, wherein the continuous wall is partially embedded into the ground and extends upwards; a plurality of groups of anchor piles are uniformly arranged in the continuous wall;
The net-shaped inner support assembly comprises a plurality of groups of parallel first inner supports connected with the inner wall of the continuous wall and a plurality of groups of parallel second inner supports connected with each other, wherein the first inner supports and the second inner supports are respectively threaded steel columns, and form a net-shaped structure;
The anchor pile comprises an anchor rod body serving as a main body, an anchor head positioned above the anchor rod body, and a drill bit positioned below the anchor rod body, wherein the anchor head, the anchor rod body and the drill bit are of an integrated structure, the anchor head and the anchor rod body are hollow rod bodies, and the drill bit is a solid rod body;
And a connecting rod is arranged at the included angle of the continuous wall, and the included angle of the connecting rod and the continuous wall forms a triangle.
Further, two sets of symmetrical triangular ribs are arranged at the joint of the first inner support and the inner wall of the continuous wall.
Further, a flaky pad disc is arranged at the joint of the anchor rod body and the drill bit, in the concrete implementation, holes are drilled in the ground or holes are drilled in concrete embedded in the underground part of the continuous wall, and the concrete of the upward extending part of the continuous wall is poured after the anchor piles are inserted into the holes. The portion below the pad is embedded in the borehole and the anchor head extends out from the upper portion of the continuous wall.
Further, the outer edge of the pad disc is provided with a plurality of groups of claw wheels which are uniformly distributed; the claw wheels are uniformly distributed in an annular array at the center of the saucer.
Further, the outer wall of the anchor body is provided with concave-convex bodies, and the concave-convex bodies can be threads or convex rings.
Furthermore, the hollow anchor head and the inner cavity of the anchor body are provided with filling concrete, so that the supporting force is further improved.
Further, the two ends of the connecting rod are provided with lantern rings, and the lantern rings are fixedly connected with the anchor heads through fasteners.
Further, pre-buried prestressed reinforcement in the continuous wall.
Further, the first inner support and the second inner support are both threaded steel columns.
Compared with the prior art, the utility model has the following beneficial effects:
1. The utility model adopts the combination of the continuous wall and the netlike inner support assembly to effectively improve the deformation condition of the foundation pit, and in practical application, the deformation of the foundation pit is within the safe allowable range by adopting the combination.
2. The utility model takes concrete as the main body of the foundation pit support, has better dampproof and leakage-proof characteristics, plays roles of intercepting water, preventing seepage, bearing and retaining water, and has the advantages of high construction efficiency, good waterproof and bearing performance, reliable quality, obvious safety benefit and economic benefit, and the like.
3. The connecting rod is arranged at the included angle of the continuous wall, so that the strength of the continuous wall is enhanced, and the deformation is further restrained.
4. According to the utility model, the anchor piles are arranged in the continuous wall, so that the strength of the continuous wall is further improved, and the stability of the continuous wall is increased.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of the vertical structure of the anchor pile according to the present utility model.
Fig. 3 is a schematic top view of the anchor pile according to the present utility model.
The wall comprises a 1-continuous wall, 2-anchor piles, 201-anchor heads, 202-anchor bodies, 203-pad discs, 204-claw wheels, 205-drill bits, 3-connecting rods, 4-first inner supports, 5-second inner supports and 6-triangular ribs.
Detailed Description
In order to make the objects, technical solutions and advantageous effects of the present utility model more apparent, the present utility model will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In order to illustrate the technical scheme of the utility model, the following description is made by specific examples.
As shown in fig. 1 to 3, a foundation pit supporting mechanism for building construction comprises a frame-type continuous wall 1, and a net-shaped inner supporting component arranged in the continuous wall 1, wherein the shape of the continuous wall 1 is determined according to the periphery of a foundation pit of the building construction, and the continuous wall can be regular square, irregular polygon and the like as shown in the drawings. The combination of the continuous wall 1 and the netlike inner support assembly can effectively improve the deformation condition of the foundation pit, and in practical application, the deformation of the foundation pit is in a safe allowable range by adopting the combination.
The continuous wall 1 is a continuous groove body with a certain depth dug out of the outer edge (side wall) of a foundation pit by an excavating device, concrete is poured in the groove body, meanwhile, a mold is arranged outside the groove body, and the concrete which extends upwards is continuously poured, so that the continuous wall 1 which is partially embedded into the ground and extends upwards is formed. The utility model takes concrete as the main body of the foundation pit support, has better dampproof and leakage-proof characteristics, plays roles of intercepting water, preventing seepage, bearing and retaining water, and has the advantages of high construction efficiency, good waterproof and bearing performance, reliable quality, obvious safety benefit and economic benefit, and the like.
The net-shaped inner support assembly comprises a plurality of groups of parallel first inner supports 4 connected with the inner wall of the continuous wall 1, and a plurality of groups of parallel second inner supports 5 connected with the two first inner supports 4, wherein the first inner supports 4 and the second inner supports 5 all adopt threaded steel columns, and the first inner supports and the second inner supports 5 form a net-shaped structure. Two groups of symmetrical triangular ribs 6 are arranged at the joint of the first inner support 4 and the inner wall of the continuous wall 1 and are used for improving the inner support strength. The connection between the first inner support 4 and the continuous wall 1 can be achieved by connecting the first inner support 4 through the wall after drilling the continuous wall 1, or by connecting the first inner support 4 through any other way. The first inner support 4 and the second inner support 5 can be fixedly connected by welding.
A plurality of groups of anchor piles 2 are uniformly arranged in the continuous wall 1. In the concrete implementation, the ground groove body is drilled or the concrete embedded in the underground part of the continuous wall 1 is drilled, the anchor pile 2 is inserted into the hole, and then the concrete of the upward extending part of the continuous wall 1 is poured.
The anchor pile 2 comprises an anchor rod body 202 serving as a main body, an anchor head 201 positioned above the anchor rod body 202 and a drill bit 205 positioned below the anchor rod body 202, wherein the anchor head 201, the anchor rod body 202 and the drill bit 205 are of an integrated structure, the anchor head 201 and the anchor rod body 202 are hollow rod bodies, and the drill bit 205 is a solid rod body. A sheet-like pad 203 is provided where the anchor body 202 meets the drill bit 205, and in practice the portion below the pad 203 is embedded in the borehole, and the anchor head 201 extends out from the upper part of the continuous wall 1. Since the periphery of the anchor pile 2 is wrapped with concrete, in order to increase the binding force between the anchor pile 2 and the concrete, the outer wall of the anchor body 202 is provided with concave-convex bodies, which can be threads or convex rings. The hollow anchor head 201 and the inner cavity of the anchor body are provided with filling concrete, so that the supporting force is further improved. The outer edge of the saucer 203 is provided with a plurality of groups of claw wheels 204 which are uniformly distributed, so that the contact area of the saucer 203 and external concrete is increased, and the bonding strength is improved. The claw wheels 204 are evenly distributed in an annular array in the center of the pad 203.
The connecting rod 3 is arranged at the included angle of the continuous wall 1, the included angle of the connecting rod 3 and the continuous wall 1 forms a triangle, and the action of the connecting rod 3 strengthens the force of the continuous wall 1 to further inhibit deformation. For convenient disassembly and installation, the two ends of the connecting rod 3 are provided with lantern rings which are fixedly connected with the anchor head 201 through fasteners.
In the concrete implementation, the continuous wall 1 can be used as a part of foundation pit support and can also be used as a foundation in the subsequent construction process, so that the prestressed reinforcement is pre-embedded in the continuous wall 1, the crack resistance, the rigidity and the impermeability of the component are improved, and the performance of the material can be fully exerted.
The foregoing description of the preferred embodiments of the present utility model has been presented only in terms of those specific and detailed descriptions, and is not, therefore, to be construed as limiting the scope of the utility model. It should be noted that modifications, improvements and substitutions can be made by those skilled in the art without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (9)
1. The utility model provides a foundation ditch supporting mechanism for building, its characterized in that: the foundation pit supporting mechanism comprises a frame-type continuous wall and a net-shaped inner supporting component arranged in the continuous wall, wherein the continuous wall is partially embedded into the ground and extends upwards; a plurality of groups of anchor piles are uniformly arranged in the continuous wall;
The net-shaped inner support assembly comprises a plurality of groups of parallel first inner supports connected with the inner wall of the continuous wall and a plurality of groups of parallel second inner supports connected with the first inner supports, and the first inner supports and the second inner supports form a net-shaped structure;
The anchor pile comprises an anchor rod body serving as a main body, an anchor head positioned above the anchor rod body, and a drill bit positioned below the anchor rod body, wherein the anchor head, the anchor rod body and the drill bit are of an integrated structure, the anchor head and the anchor rod body are hollow rod bodies, and the drill bit is a solid rod body;
And connecting rods are arranged at the included angles of the continuous walls, and the included angles of the connecting rods and the continuous walls form triangles.
2. A pit supporting mechanism for a building construction according to claim 1, wherein: two sets of symmetrical triangular ribs are arranged at the joint of the first inner support and the inner wall of the continuous wall.
3. A pit supporting mechanism for a building construction according to claim 1, wherein: and a flaky pad disc is arranged at the joint of the anchor rod body and the drill bit.
4. A pit supporting mechanism for a building construction according to claim 3, wherein: the outer edge of the pad disc is provided with a plurality of groups of claw wheels which are uniformly distributed; the claw wheels are uniformly distributed in an annular array at the center of the pad disc.
5. A pit supporting mechanism for a building construction according to claim 1, wherein: the outer wall of the anchor rod body is provided with concave-convex bodies which are threads or convex rings.
6. A pit supporting mechanism for a building construction according to claim 1, wherein: and filling concrete is arranged in the hollow inner cavities of the anchor head and the anchor body.
7. A pit supporting mechanism for a building construction according to claim 1, wherein: the two ends of the connecting rod are provided with lantern rings, and the lantern rings are fixedly connected with the anchor heads through fasteners.
8. A pit supporting mechanism for a building construction according to claim 1, wherein: and pre-buried prestressed reinforcement is arranged in the continuous wall.
9. A pit supporting mechanism for a building construction according to claim 1, wherein: the first inner support and the second inner support are both threaded steel columns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322960050.1U CN220927882U (en) | 2023-11-02 | 2023-11-02 | Foundation pit supporting mechanism for building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322960050.1U CN220927882U (en) | 2023-11-02 | 2023-11-02 | Foundation pit supporting mechanism for building construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220927882U true CN220927882U (en) | 2024-05-10 |
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ID=90960669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322960050.1U Active CN220927882U (en) | 2023-11-02 | 2023-11-02 | Foundation pit supporting mechanism for building construction |
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| Country | Link |
|---|---|
| CN (1) | CN220927882U (en) |
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2023
- 2023-11-02 CN CN202322960050.1U patent/CN220927882U/en active Active
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