CN220433667U - Foundation pit supporting device - Google Patents
Foundation pit supporting device Download PDFInfo
- Publication number
- CN220433667U CN220433667U CN202321414375.3U CN202321414375U CN220433667U CN 220433667 U CN220433667 U CN 220433667U CN 202321414375 U CN202321414375 U CN 202321414375U CN 220433667 U CN220433667 U CN 220433667U
- Authority
- CN
- China
- Prior art keywords
- steel sheet
- sheet pile
- fixedly connected
- transverse
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 73
- 239000010959 steel Substances 0.000 claims abstract description 73
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 40
- 210000003205 muscle Anatomy 0.000 claims abstract description 4
- 238000010276 construction Methods 0.000 abstract description 7
- 238000005728 strengthening Methods 0.000 abstract description 2
- 239000002689 soil Substances 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000968069 Asterolecaniidae Species 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The utility model discloses a foundation pit supporting device, which relates to the technical field of foundation pit supporting and comprises a steel sheet pile, wherein one side of the steel sheet pile is fixedly connected with a reinforcing rib, one side of the steel sheet pile is fixedly connected with a transverse plate, one side of the transverse plate is provided with a screw hole, and one side of the steel sheet pile is provided with a fixing hole. One side threaded connection of diaphragm has the reinforcing plate, one side fixedly connected with backup pad of reinforcing plate, the bottom fixedly connected with triangle muscle of backup pad, the upper surface swing joint of backup pad has a transverse support beam, one side fixedly connected with cantilever beam of transverse support beam. Through installing triangle-shaped's strengthening rib and diaphragm additional to one side outer wall, can not take place the skew and lead to the steel sheet pile to take place to deform because of pressure and pile position when making the pile, avoided taking place the problem that the fore shaft between the deformation can't closely laminate, guaranteed the waterproof nature of steel sheet pile to reduce the problem of correcting and recovering has practiced thrift construction cost.
Description
Technical Field
The utility model relates to the technical field of foundation pit support, in particular to a foundation pit support device.
Background
Foundation pit support structure systems generally comprise two parts, namely a soil retaining structure and a precipitation water stopping system. The pile and wall type supporting structure usually adopts steel sheet piles, reinforced concrete sheet piles, column type filling piles, underground continuous walls and the like. According to soil conditions and foundation pit scale, the soil can be designed into cantilever type, internal support type or anchor-pulling type. The steel sheet pile is a type of steel with locking notch, and its cross section has the form of straight plate, groove and Z shape, etc. and has various sizes and interlocking forms. Can be constructed in deep water, and if necessary, an inclined support is added to form a surrounding cage. The cofferdam has good waterproof performance, can form cofferdams with various shapes according to the requirement, and can be repeatedly used for a plurality of times, but in actual construction, staff often find that the steel sheet pile has weak bending resistance, small supporting rigidity and large deformation after excavation, so the steel sheet pile with high strength, good supporting and difficult deformation is required.
The following problems exist in the prior art:
1. under the effect that downward pile is because pressure and pile position take place the skew when installing the steel sheet pile to it, the steel sheet pile often can take place to deform, causes the unable laminating closely of fore shaft between steel sheet pile and the steel sheet pile, produces great gap, reduces the waterproof nature of steel sheet pile, still spends a large amount of manpowers to correct the steel sheet pile after the follow-up dismantlement and resumes, has increased construction cost.
2. The transverse supporting beam and the cantilever beam are additionally arranged on the inner side of the steel sheet pile after excavation, but when the pressure of soil to the steel sheet pile is larger and larger along with the deepening of the excavation depth, the steel sheet pile is deformed under the action of the transverse supporting beam, the steel sheet pile is corrected and recovered after disassembly, even the deformation of some steel sheet piles is too large to correct and recover, and the cost overhead is too large due to the fact that the steel sheet pile cannot be reused.
Disclosure of Invention
The utility model provides a foundation pit supporting device for solving the problems in the background art.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the foundation pit supporting device comprises a steel sheet pile, wherein one side of the steel sheet pile is fixedly connected with a reinforcing rib, one side of the steel sheet pile is fixedly connected with a transverse plate, one side of the transverse plate is provided with a screw hole, and one side of the steel sheet pile is provided with a fixing hole;
one side threaded connection of diaphragm has the reinforcing plate, one side fixedly connected with backup pad of reinforcing plate, the bottom fixedly connected with triangle muscle of backup pad, the upper surface swing joint of backup pad has a transverse support beam, one side fixedly connected with cantilever beam of transverse support beam.
The technical scheme of the utility model is further improved as follows: the reinforcing plate is fixed through screw holes in the transverse plate by bolts, and a reinforcing structure is formed together.
By adopting the technical scheme, the reinforcing plate is conveniently installed and detached on the transverse plate by fixing the reinforcing plate through the bolts, so that the pressure brought by supporting is uniformly dispersed, and the steel sheet pile is prevented from bending.
The technical scheme of the utility model is further improved as follows: the structure of the reinforcing rib is triangular in cross section, and the transverse plates are uniformly fixed on the steel sheet piles and have the same thickness as the reinforcing rib.
By adopting the technical scheme, the triangular structure in the scheme has higher stability, can effectively strengthen the steel sheet pile, and has the same thickness, so that the reinforcing plate can uniformly disperse pressure on the steel sheet pile.
The technical scheme of the utility model is further improved as follows: and fixing the supporting plates at the positions between the reinforcing plate fixing bolts to jointly form a supporting structure.
By adopting the technical scheme, the fixing support plate between the bolts can bear the weight of the transverse support beam and the cantilever beam to the greatest extent.
The technical scheme of the utility model is further improved as follows: the transverse supporting beam and the cantilever beam are made of H-shaped steel, and the joint is welded.
By adopting the technical scheme, the H-shaped steel is adopted in the scheme because the H-shaped steel has the advantages of strong bending resistance, simple construction, cost saving and light structure weight.
The technical scheme of the utility model is further improved as follows: the width of the supporting plate is equal to that of the H-shaped steel, and the supporting plate and the transverse supporting beam are fixed by supporting pressure without any connecting structure.
By adopting the technical scheme, the common connection mode in the scheme is troublesome when the transverse supporting beam is welded on the steel sheet pile and detached, and the steel sheet pile can be effectively supported when the transverse supporting beam is supported by the supporting plate and can be conveniently detached.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
1. according to the foundation pit supporting device, the triangular reinforcing ribs and the transverse plates are additionally arranged on the outer wall of one side, so that deformation of the steel sheet pile caused by deviation of pressure and piling positions during piling is avoided, the problem that locking openings between deformed steel sheet piles cannot be tightly attached is avoided, the waterproofness of the steel sheet pile is guaranteed, and therefore the problems of correction and recovery are reduced, and the construction cost is saved.
2. The utility model provides a foundation pit supporting device, wherein a reinforcing plate is additionally arranged on one side of a steel sheet pile by bolts for dispersing the pressure brought by supporting, so that the deformation of the steel sheet pile caused by the overlarge pressure under the action of a transverse supporting beam is prevented, the manual correction and recovery of the steel sheet pile due to the overlarge deformation are avoided, the repeated use of the steel sheet pile is ensured, and the cost expenditure is reduced.
Drawings
FIG. 1 is a front view of the present utility model;
FIG. 2 is a front cross-sectional view of the present utility model;
FIG. 3 is a partial view of the structure of FIG. 1 in accordance with the present utility model;
fig. 4 is a rear view of the present utility model.
In the figure: 1. steel sheet piles; 2. reinforcing ribs; 3. a cross plate; 4. a screw hole; 5. a reinforcing plate; 6. a support plate; 7. triangular ribs; 8. a bolt; 9. a fixing hole; 10. a transverse support beam; 11. cantilever beam.
Detailed Description
The utility model is further illustrated by the following examples:
example 1
As shown in fig. 1-4, the utility model provides a foundation pit supporting device, which comprises a steel sheet pile 1, wherein one side of the steel sheet pile 1 is fixedly connected with a reinforcing rib 2, one side of the steel sheet pile 1 is fixedly connected with a transverse plate 3, one side of the transverse plate 3 is provided with a screw hole 4, and one side of the steel sheet pile 1 is provided with a fixing hole 9;
one side threaded connection of diaphragm 3 has reinforcing plate 5, one side fixedly connected with backup pad 6 of reinforcing plate 5, the bottom fixedly connected with triangle muscle 7 of backup pad 6, the upper surface swing joint of backup pad 6 has a transverse support beam 10, one side fixedly connected with cantilever beam 11 of transverse support beam 10.
In this embodiment, through installing triangle-shaped's strengthening rib and diaphragm additional to one side outer wall, can not take place the skew and lead to the steel sheet pile to take place to deform because of pressure and pile position when making the pile, avoided taking place the problem that the fore shaft between the deformation can't closely laminate, guaranteed the waterproof nature of steel sheet pile to reduce the problem of correcting and recovering has practiced thrift construction cost. Through installing the reinforcing plate additional with bolt to steel sheet pile one side and be used for the dispersion to support the pressure that brings, prevent that the pressure is too big to take place deformation under the effect of horizontal bracing beam, avoided the manual correction that deformation is too big to lead to resume the steel sheet pile, guarantee the used repeatedly of steel sheet pile, reduce cost spends.
Example 2
As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the reinforcing plate 5 is fixed by bolts 8 through screw holes 4 on the transverse plate 3 to form a reinforcing structure together, the cross section of the reinforcing rib 2 is triangular, the transverse plate 3 is uniformly fixed on the steel sheet pile 1 and has the same thickness as the reinforcing rib 2, and the positions between the fixing bolts 8 of the reinforcing plate 5 are used for fixing the supporting plates 6 to form a supporting structure together.
In this embodiment, fix the convenience through the bolt and dismantle the reinforcing plate installation on the diaphragm for evenly disperse the pressure that supports and bring, avoid the steel sheet pile to take place to crooked, triangular structure's stability is higher can effectually strengthen the steel sheet pile, and secondly thickness is the same can make the reinforcing plate even with pressure dispersion to the steel sheet pile on, carries out fixed support board between the bolt and can furthest bear transverse support beam and cantilever beam's weight.
Example 3
As shown in fig. 1-4, on the basis of embodiment 1 and embodiment 2, the present utility model provides a technical solution: preferably, the transverse supporting beam 10 and the cantilever beam 11 are made of H-shaped steel, and the joints are welded, the width of the supporting plate 6 is equal to the width of the H-shaped steel, and the supporting plate 6 and the transverse supporting beam 10 are fixed by supporting pressure without any connecting structure.
In this embodiment, the H-section steel is adopted because it has the advantages of strong bending resistance, simple construction, cost saving and light structural weight, and common connection modes are often troublesome when welding the transverse support beam on the steel sheet pile for disassembly, and the steel sheet pile can be effectively supported while the transverse support beam is supported by the support plate for convenient disassembly.
The working principle of the foundation pit supporting device is specifically described below.
As shown in fig. 1-4, when the steel sheet pile 1 piles into soil, the strength of the steel sheet pile 1 is improved through the reinforcing ribs 2 and the transverse plates 3 to prevent deformation, after a certain depth is excavated, the reinforcing plates 5 are additionally arranged on the steel sheet pile 1 through the bolts 8 and the screw holes 4, the supporting plates 6 are fixed between the bolts 8 of the reinforcing plates 5 and used for supporting the transverse supporting beams 10 and the cantilever beams 11, and the triangular ribs 7 are fixed under the supporting plates 6 to improve the supporting capacity of the supporting plates 6.
The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (6)
1. The utility model provides a foundation ditch strutting arrangement, includes steel sheet pile (1), its characterized in that: one side of the steel sheet pile (1) is fixedly connected with a reinforcing rib (2), one side of the steel sheet pile (1) is fixedly connected with a transverse plate (3), one side of the transverse plate (3) is provided with a screw hole (4), and one side of the steel sheet pile (1) is provided with a fixing hole (9);
one side threaded connection of diaphragm (3) has reinforcing plate (5), one side fixedly connected with backup pad (6) of reinforcing plate (5), the bottom fixedly connected with triangle muscle (7) of backup pad (6), the upper surface swing joint of backup pad (6) has transverse support beam (10), one side fixedly connected with cantilever beam (11) of transverse support beam (10).
2. A foundation pit supporting device according to claim 1, wherein: the reinforcing plate (5) is fixed by bolts (8) through screw holes (4) on the transverse plate (3) to form a reinforcing structure together.
3. A foundation pit supporting device according to claim 1, wherein: the structure of the reinforcing rib (2) is triangular in cross section, and the transverse plates (3) are uniformly fixed on the steel sheet pile (1) and have the same thickness as the reinforcing rib (2).
4. A foundation pit supporting device according to claim 1, wherein: the support plates (6) are fixed at positions between the fixing bolts (8) of the reinforcing plates (5) to form a support structure together.
5. A foundation pit supporting device according to claim 1, wherein: the transverse supporting beam (10) and the cantilever beam (11) are made of H-shaped steel, and the joints are welded.
6. A foundation pit supporting device according to claim 1, wherein: the width of the supporting plate (6) is equal to that of the H-shaped steel, and the supporting plate (6) and the transverse supporting beam (10) are fixed by supporting pressure without any connecting structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321414375.3U CN220433667U (en) | 2023-06-06 | 2023-06-06 | Foundation pit supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321414375.3U CN220433667U (en) | 2023-06-06 | 2023-06-06 | Foundation pit supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220433667U true CN220433667U (en) | 2024-02-02 |
Family
ID=89691828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321414375.3U Active CN220433667U (en) | 2023-06-06 | 2023-06-06 | Foundation pit supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220433667U (en) |
-
2023
- 2023-06-06 CN CN202321414375.3U patent/CN220433667U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210315571U (en) | Deep foundation pit supporting structure | |
| CN211257026U (en) | Steel sheet pile cofferdam | |
| JP6387996B2 (en) | Reinforcing structure and reinforcing method of existing steel sheet pile wall | |
| CN220433667U (en) | Foundation pit supporting device | |
| KR200409942Y1 (en) | Strut supporting member for temporary soil sheathing | |
| JP6477565B2 (en) | Reinforcing structure and reinforcing method of existing steel sheet pile wall | |
| CN204590059U (en) | A kind of combined type tower-crane foundation structure | |
| CN211113603U (en) | Underground continuous wall construction structure | |
| CN211312570U (en) | Can have enough to meet need formula steel open caisson supporting device | |
| CN215715333U (en) | Pre-buried device of flow plasticity geology bottom plate construction | |
| CN105951863A (en) | Construction device of active assembling type open caisson and construction method using same | |
| CN215669567U (en) | Inner supporting structure for foundation pit | |
| CN211368731U (en) | A foundation ditch construction high strength supporting beam for construction | |
| CN213625676U (en) | Combined anti-scour beach fan foundation | |
| CN108118685B (en) | Larson steel sheet pile crown beam with adjustable section and section adjusting method thereof | |
| CN209816887U (en) | Highway bridge construction cofferdam device | |
| CN113513026A (en) | Soft soil foundation deep foundation pit pile end rear anchoring combined steel sheet pile and construction method thereof | |
| CN112049126A (en) | Wall guide template for secant pile concrete guide wall | |
| CN110792103A (en) | Underground pipeline with integrated supporting piles and pipeline wall and construction method | |
| CN111441364A (en) | Recoverable PC worker method combination steel-pipe pile adds steel pipe shaped steel support system | |
| CN218757552U (en) | Adjustable guider of double-walled steel cofferdam sunken location | |
| CN213014296U (en) | Pier stud bearing platform foundation | |
| CN219671312U (en) | Abnormal shape underground continuous wall | |
| JP4381855B2 (en) | Temporary cut-off structure and temporary cut-off method for underwater existing structures | |
| CN216999740U (en) | Trapezoidal steel waist rail device convenient to installation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |