CN215441930U - Foundation pit supporting structure - Google Patents
Foundation pit supporting structure Download PDFInfo
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- CN215441930U CN215441930U CN202121859433.4U CN202121859433U CN215441930U CN 215441930 U CN215441930 U CN 215441930U CN 202121859433 U CN202121859433 U CN 202121859433U CN 215441930 U CN215441930 U CN 215441930U
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- foundation pit
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Abstract
The utility model relates to a foundation pit supporting structure which comprises a steel sheet pile, transverse supporting beams horizontally arranged on the inner side of the steel sheet pile, a longitudinal supporting beam supported between the two transverse supporting beams, a supporting pile vertically arranged on the inner side of the steel sheet pile, a supporting mechanism arranged at the upper end of the supporting pile and supported below the transverse supporting beam and the longitudinal supporting beam, and a fastening mechanism connected between the transverse supporting beam and the longitudinal supporting beam. According to the utility model, the support piles are arranged on the inner sides of the steel sheet piles, so that not only can the steel sheet piles be laterally supported, but also the transverse support beams and the longitudinal support beams can be supported, the weight of the transverse support beams and the longitudinal support beams is prevented from acting on the steel sheet piles, and the overall structural strength of the foundation pit support is improved.
Description
Technical Field
The utility model relates to the technical field of foundation pit construction, in particular to a foundation pit supporting structure.
Background
At present, a steel sheet pile supporting method mainly comprises the steps of constructing a first horizontal support and welding a steel purlin on a waist beam after a pile driver drives a steel sheet pile into soil. And after the first horizontal support and waist beam construction is finished, continuing downward excavation, and performing second horizontal support and waist beam construction and welding. So construct, welded mode can play fine fixed, but consuming time in actual work progress, is difficult to dismantle moreover, influences the secondary and uses.
The Chinese patent with publication number CN110552353A discloses an internal bracing device for a foundation pit support based on a steel sheet pile in a soft soil area, which has the defect that the weight of a steel purlin and a spiral welded steel pipe of the device acts on a Larsen steel sheet pile, so that the Larsen steel sheet pile is easily bent due to the transverse load of a foundation pit soil slope and the vertical load of the steel purlin and the spiral welded steel pipe.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a foundation pit supporting structure which not only facilitates the assembly and disassembly of a foundation pit support, but also improves the structural strength of the foundation pit support.
The above object of the present invention is achieved by the following technical solutions: the utility model provides a foundation pit supporting structure, includes the steel sheet pile, the level sets up at the inboard horizontal supporting beam of steel sheet pile and supports the vertical supporting beam between two horizontal supporting beams, still includes vertical setting at the inboard stake of supporting of steel sheet pile, set up in supporting the stake upper end and support at the horizontal supporting beam and the vertical supporting beam below supporting mechanism and connect the fastening mechanism at horizontal supporting beam and vertical supporting beam.
Preferably, the supporting mechanism comprises a horizontal supporting plate fixed at the bottom of the transverse supporting beam, a vertical supporting plate vertically arranged below the horizontal supporting plate, and a reinforcing rib plate connected between the horizontal supporting plate and the vertical supporting plate.
Preferably, a positioning block is arranged below the horizontal supporting plate, and a positioning slot for inserting the positioning block is formed in the upper end of the supporting pile.
Preferably, the horizontal support plate is provided with a jacking screw for jacking against the side wall of the support pile.
Preferably, the horizontal support plate is provided with a limiting plate for limiting the transverse movement of the longitudinal support beam, and the limiting plate is arranged on one side of the transverse support beam close to the longitudinal support beam.
Preferably, the transverse support beam is H-shaped steel, the end of the longitudinal support beam is provided with a connecting plate for abutting against the side plate of the transverse support beam, and the fastening mechanism is connected between the connecting plate and the side plate of the transverse support beam.
Preferably, the fastening mechanism comprises a U-shaped fastener fastened to the side plates of the connecting plate and the transverse supporting beam, a bolt mounting hole formed in the U-shaped fastener, and a fastening bolt inserted into the bolt mounting hole, and a connecting hole for connecting the bolt mounting hole is formed in the side plates of the connecting plate and the transverse supporting beam.
Preferably, the connecting hole is a long slot hole.
The utility model has the beneficial effects that: according to the utility model, the support piles are arranged on the inner sides of the steel sheet piles, so that not only can the steel sheet piles be laterally supported, but also the transverse support beams and the longitudinal support beams can be supported, the weight of the transverse support beams and the longitudinal support beams is prevented from acting on the steel sheet piles, and the overall structural strength of the foundation pit support is improved.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
in the figure: 1-steel sheet pile, 2-transverse support beam, 3-longitudinal support beam, 301-connecting plate, 4-support pile, 401-positioning slot, 5-support mechanism, 501-horizontal support plate, 502-vertical support plate, 503-reinforcing rib plate, 504-positioning block, 505-tightening screw, 506-limiting plate, 6-fastening mechanism, 601-U-shaped fastener and 602-fastening bolt.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Example (b): as shown in fig. 1 and 2, a foundation pit supporting structure includes a steel sheet pile 1, transverse support beams 2 horizontally disposed inside the steel sheet pile 1, a longitudinal support beam 3 supported between the two transverse support beams 2, a support pile 4 vertically disposed inside the steel sheet pile 1, a support mechanism 5 disposed at an upper end of the support pile 4 and supported below the transverse support beam 2 and the longitudinal support beam 3, and a fastening mechanism 6 connecting the transverse support beam 2 and the longitudinal support beam 3.
As shown in fig. 2, the support mechanism 5 includes a horizontal support plate 501 fixed to the bottom of the lateral support beam 2, a vertical support plate 502 vertically disposed below the horizontal support plate 501, and a reinforcing rib 503 connected between the horizontal support plate 501 and the vertical support plate 502. Wherein, the horizontal support plate 501, the vertical support plate 502 and the reinforcing rib 503 are welded into a whole and are welded at the bottom of the transverse support beam 2.
The width of the horizontal support plate 501 is larger than that of the lateral support beam 2 so that a part of the horizontal support plate 501 is used to support the lateral support beam 2 and another part is used to support the longitudinal support beam 3.
A positioning block 504 is arranged below the horizontal support plate 501, and a positioning slot 401 for inserting the positioning block 504 is arranged at the upper end of the support pile 4. After the support piles 4 are driven into the foundation pit at a predetermined distance, the lateral support beams 2 are erected above the support piles 4 by the support mechanisms 5.
The horizontal support plate 501 is provided with a tightening screw 505 for abutting against the side wall of the support pile 4, so as to prevent the positioning block 504 from being disengaged from the positioning slot 401.
The horizontal support plate 501 is provided with a limiting plate 506 for limiting the transverse movement of the longitudinal support beam 3, the limiting plate 506 is arranged on one side of the transverse support beam 2 close to the longitudinal support beam 3 and is respectively arranged on two sides of the limiting plate 506, and the two limiting plates 506 and the horizontal support plate 501 form a U-shaped limiting groove with an upward opening.
In this embodiment, the transverse support beam 2 is H-shaped steel, the end of the longitudinal support beam 3 is provided with a connecting plate 301 for abutting against the side plate of the transverse support beam 2, and the fastening mechanism 6 is connected between the connecting plate 301 and the side plate of the transverse support beam 2.
The fastening mechanism 6 comprises a U-shaped fastener 601 fastened to the side plates of the connecting plate and the transverse supporting beam 2, a bolt mounting hole formed in the U-shaped fastener 601, and a fastening bolt 602 inserted into the bolt mounting hole, wherein the side plates of the connecting plate and the transverse supporting beam 2 are provided with a connecting hole with the bolt mounting hole. The connecting hole is a long slotted hole.
Claims (8)
1. The utility model provides a foundation ditch supporting construction, includes steel sheet pile (1), the level sets up at steel sheet pile (1) inboard transverse supporting beam (2) and supports longitudinal support beam (3) between two transverse supporting beams (2), its characterized in that: the steel sheet pile fixing device is characterized by further comprising a supporting pile (4) vertically arranged on the inner side of the steel sheet pile (1), a supporting mechanism (5) arranged at the upper end of the supporting pile (4) and supported below the transverse supporting beam (2) and the longitudinal supporting beam (3), and a fastening mechanism (6) connected between the transverse supporting beam (2) and the longitudinal supporting beam (3).
2. A foundation pit supporting construction according to claim 1, wherein: the supporting mechanism (5) comprises a horizontal supporting plate (501) fixed at the bottom of the transverse supporting beam (2), a vertical supporting plate (502) vertically arranged below the horizontal supporting plate (501), and a reinforcing rib plate (503) connected between the horizontal supporting plate (501) and the vertical supporting plate (502).
3. A foundation pit supporting construction according to claim 2, wherein: a positioning block (504) is arranged below the horizontal supporting plate (501), and a positioning slot (401) for inserting the positioning block (504) is formed in the upper end of the supporting pile (4).
4. A foundation pit supporting construction according to claim 3, wherein: and the horizontal support plate (501) is provided with a jacking screw (505) used for jacking on the side wall of the support pile (4).
5. A foundation pit supporting construction according to claim 2, wherein: the horizontal support plate (501) is provided with a limiting plate (506) used for limiting the transverse movement of the longitudinal support beam (3), and the limiting plate (506) is arranged on one side, close to the longitudinal support beam (3), of the transverse support beam (2).
6. A foundation pit supporting construction according to claim 1, wherein: the transverse supporting beam (2) is H-shaped steel, the end part of the longitudinal supporting beam (3) is provided with a connecting plate (301) used for being attached to a side plate of the transverse supporting beam (2), and the fastening mechanism (6) is connected between the connecting plate (301) and the side plate of the transverse supporting beam (2).
7. A foundation pit supporting construction according to claim 6, wherein: fastening device (6) including the lock joint be in connecting plate (301) with U-shaped fastener (601), the bolt mounting hole of setting on U-shaped fastener (601) on the curb plate of transverse supporting beam (2) and be used for wearing to establish fastening bolt (602) in the bolt mounting hole, connecting plate (301) with be provided with on the curb plate of transverse supporting beam (2) with the connecting hole of bolt mounting hole.
8. A foundation pit supporting construction according to claim 7, wherein: the connecting holes are long slotted holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121859433.4U CN215441930U (en) | 2021-08-10 | 2021-08-10 | Foundation pit supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121859433.4U CN215441930U (en) | 2021-08-10 | 2021-08-10 | Foundation pit supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215441930U true CN215441930U (en) | 2022-01-07 |
Family
ID=79693021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121859433.4U Active CN215441930U (en) | 2021-08-10 | 2021-08-10 | Foundation pit supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215441930U (en) |
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2021
- 2021-08-10 CN CN202121859433.4U patent/CN215441930U/en active Active
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