CN216948391U - Newly-built building foundation structure beside built building - Google Patents
Newly-built building foundation structure beside built building Download PDFInfo
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- CN216948391U CN216948391U CN202220164511.7U CN202220164511U CN216948391U CN 216948391 U CN216948391 U CN 216948391U CN 202220164511 U CN202220164511 U CN 202220164511U CN 216948391 U CN216948391 U CN 216948391U
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Abstract
The application discloses a newly-built building foundation structure beside a built building, which comprises a plurality of foundation groups arranged side by side; the foundation group comprises a plurality of supporting columns, cantilever beams and strip foundations; a plurality of the support column vertically support in on the bar basis, cantilever beam with support column fixed connection, cantilever beam level and interval set up in the top on bar basis, the tip of cantilever beam extends to the bar basis is close to the outside of having built the building direction. The method solves the problem that the adoption of the independent foundation in the prior art can damage the stability of the soil around the built building foundation. The utility model provides a foundation structure makes newly-built building's whole loads pass through reasonable route and transmits to the bar foundation. This application adopts bar foundation under the post, has increased the distance between new and old basis, has strengthened newly-built building wholeness.
Description
Technical Field
The application belongs to the technical field of buildings, and particularly relates to a newly-built building foundation structure beside a built building.
Background
In order to strive for the maximum land utilization rate, better integrate a newly-built building with an already-built building and meet the requirements of elements and the like for keeping the original appearance of the already-built building, the already-built building and the newly-built building are sometimes very close to each other, for example, the distance between the newly-built building and the outer wall of the already-built building is only about three meters. The conventional foundation design usually adopts a plurality of mutually spaced independent foundations, and the stability of soil around the foundation of the built building can be damaged when the independent foundations are constructed, and the additional load formed after the newly-built building is built can cause the uneven settlement of the built building. If support measures such as underground continuous walls are adopted, the problems of time and labor waste, high cost, high construction difficulty and the like exist.
Disclosure of Invention
The embodiment of the application solves the problem that the adoption of an independent foundation in the prior art can damage the stability of the soil around the built building foundation by providing a newly-built building foundation structure beside a built building.
In order to achieve the above object, an embodiment of the present invention provides a newly-built building foundation structure beside a built building, which includes a plurality of foundation groups arranged side by side;
the foundation group comprises a plurality of supporting columns, cantilever beams and strip foundations;
it is a plurality of the support column support vertically in on the bar basis, cantilever beam with support column fixed connection, cantilever beam level and interval set up in the top on bar basis, the tip of cantilever beam extends to the bar basis is close to the outside of having built the building direction.
In a possible implementation manner, the number of the cantilever beams is multiple, and the multiple cantilever beams are arranged at intervals in the extending direction of the supporting column.
In one possible implementation manner, the strip-shaped foundation is arranged on a cushion layer, and the cushion layer is made of plain concrete;
the bar foundation comprises a vertical part and a horizontal part, the vertical part and the horizontal part form a structure with a convex cross section, a plurality of frame columns are arranged in the vertical part at intervals, and the support columns and the frame columns are overlapped in the projection in the vertical direction.
In one possible implementation manner, the plurality of frame columns comprise a close-packed column group and a sparse column group;
the close-packed column group is arranged close to one side of the built building, and the interval between two frame columns in the close-packed column group is smaller than the interval between two frame columns in the sparse-packed column group.
In one possible implementation, the frame column includes a longitudinal bar and a reinforcing stirrup connected to each other;
the number of the longitudinal bars is multiple, the longitudinal bars are arranged vertically, the reinforcing stirrups are arranged in the extending direction of the longitudinal bars at intervals, and the reinforcing stirrups are of a cross-shaped structure.
In one possible implementation, the cantilever beam comprises a horizontal rib and a vertical stirrup;
the horizontal ribs comprise common sections and reinforcing sections, the reinforcing sections are arranged close to one side of a built building, and the interval between two vertical stirrups in the reinforcing sections is smaller than that between two vertical stirrups in the common sections.
In one possible implementation, the height of the strip foundations is higher than the height of the foundation structure of the built building.
One or more technical solutions provided in the embodiments of the present invention have at least the following technical effects or advantages:
the embodiment of the utility model provides a newly-built building foundation structure beside a built building, which enables all loads of the newly-built building to be transmitted to a strip foundation through reasonable paths. The utility model adopts the strip foundations under the columns, increases the distance between the new and old foundations, avoids the excavation and disturbance of the soil body near the built foundation when the new building is constructed, enhances the integrity of the new building, avoids the problem that the stability of the soil body around the built foundation can be damaged by adopting the independent foundation in the prior art, and avoids the problems of time and labor consumption, high cost, great construction difficulty and the like caused by adopting supporting measures such as underground continuous walls and the like.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings used in the description of the embodiments will be briefly introduced below. It is obvious that the drawings in the following description are only some of the embodiments described in the present application, and that other drawings can be derived from these drawings by a person skilled in the art without inventive effort.
Fig. 1 is a schematic diagram of a newly-built building infrastructure alongside an already-built building according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a support column and a cantilever beam provided in an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a strip foundation provided in an embodiment of the present invention.
Fig. 4 is a sectional view a-a of fig. 3.
Reference numerals: 1-a support column; 2-cantilever beam; 21-horizontal ribs; 22-vertical stirrups; 3-a bar foundation; 31-a vertical portion; 32-a horizontal portion; 33-frame posts; 331-longitudinal ribs; 332-reinforcement stirrup; 4-building; 5-cushion coat; 6-close packed column group; 7-sparse row column group; 8-common section; 9-reinforcement section.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the embodiments of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the present invention. The terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.
As shown in fig. 1 to 4, the newly-built building foundation structure of the built building side provided by the embodiment of the present invention includes a plurality of foundation groups arranged side by side.
The foundation group comprises a plurality of supporting columns 1, cantilever beams 2 and strip foundations 3.
A plurality of support columns 1 vertically support on bar foundation 3, cantilever beam 2 and support column 1 fixed connection, and 2 levels of cantilever beam and interval set up in bar foundation 3's top, and the tip of cantilever beam 2 extends to bar foundation 3 and is close to the outside of having built 4 directions of building.
It should be noted that the strip foundation 3 refers to a load-bearing structure below the ground of a newly-built building. Is an enlarged part of the frame column 33 of the new building in the ground, and has the function of bearing the loads transmitted by the superstructure of the new building and transmitting them to the foundation together with the self-weight. The cantilever beam 2 is used for supporting the cantilever plate, and loads on the plate are transmitted to the frame column 33, so that the special structural form is set for achieving the artistic effect of the newly-built building facade. The support column 1 is a main vertical support structure and is used for bearing loads transmitted by beams and plates in the frame structure and transmitting the loads to a foundation. The support column 1 has the five most basic stress effects of compression resistance, torsion resistance, shearing resistance, bending resistance and tensile resistance.
The bar foundation 3 with proper specification is selected through the structure of the newly-built building, and the integrity and the strength of the foundation structure of the newly-built building are ensured. Meanwhile, the adaptive support columns 1 and the adaptive cantilever beams 2 are matched, so that the bearing capacity of the newly-built building foundation structure can meet the set requirement. All loads of the newly-built building are transmitted to the strip foundation 3 through reasonable paths. The utility model adopts the strip foundation 3 under the column, increases the distance between the new and old foundations, avoids the excavation and disturbance of the soil body near the foundation of the built building 4 during the construction of the new building, strengthens the integrity of the newly built building, avoids the problem that the stability of the soil body around the foundation of the built building 4 can be damaged by adopting an independent foundation in the prior art, and avoids the problems of time and labor consumption, high cost, great construction difficulty and the like caused by adopting supporting measures such as an underground continuous wall and the like.
In this embodiment, the number of the cantilever beams 2 is plural, and the plurality of cantilever beams 2 are arranged at intervals in the extending direction of the support column 1.
It should be noted that, the arrangement of a plurality of cantilever beams 2 can meet the structural requirements of a plurality of floors of a newly-built building.
In this embodiment, the strip foundation 3 is disposed on the cushion layer 5, and the cushion layer 5 is made of plain concrete.
The strip-shaped foundation 3 comprises a vertical part 31 and a horizontal part 32, the vertical part 31 and the horizontal part 32 form a structure with a convex cross section, a plurality of frame columns 33 are arranged in the vertical part 31 at intervals, and the projections of the support columns 1 and the frame columns 33 in the vertical direction are overlapped.
It should be noted that the cushion layer 5 can improve the stability of the strip foundation 3. The stability of this foundation structure can further be improved for the structure of type shape in the bar basis 3. The frame columns 33 are equivalent to independent foundations in a conventional foundation design, and the support columns 1 can be stably supported by superposing the projections of the support columns 1 and the frame columns 33 in the vertical direction.
In this embodiment, the plurality of frame columns 33 includes a close-packed column group 6 and a loose-packed column group 7.
The close-packed column group 6 is arranged close to one side of the built building 4, and the interval between the two frame columns 33 in the close-packed column group 6 is smaller than the interval between the two frame columns 33 in the sparse-packed column group 7.
It should be noted that, the dense-packed column group 6 needs to bear a large supporting force, so that the interval between two frame columns 33 in the dense-packed column group 6 is smaller than the interval between two frame columns 33 in the sparse-packed column group 7, and the strength of the foundation structure can be ensured.
In this embodiment, the frame post 33 includes a longitudinal rib 331 and a reinforcement stirrup 332 connected thereto.
The number of indulging muscle 331 is a plurality of, indulges the vertical setting of muscle 331, and reinforcement stirrup 332 sets up at the extending direction interval of indulging muscle 331, and reinforcement stirrup 332 is the # -shaped structure.
It should be noted that, the longitudinal rib 331 is not interrupted at the beam root connection, and the reinforcement stirrup 332 is a groined reinforcement structure, so as to ensure that the bearing capacity of the foundation structure meets the requirement.
In the present embodiment, the cantilever beam 2 includes a horizontal rib 21 and a vertical stirrup 22.
The vertical stirrups 22 are arranged at intervals in the extending direction of the horizontal stirrups 21, the horizontal stirrups 21 comprise a common section 8 and a reinforcement section 9, the reinforcement section 9 is arranged close to one side of the built building 4, and the interval between the two vertical stirrups 22 in the reinforcement section 9 is smaller than the interval between the two vertical stirrups 22 in the common section 8.
It should be noted that the reinforcing section 9 needs to bear a large supporting force, so that the interval between the two vertical stirrups 22 in the reinforcing section 9 is smaller than the interval between the two vertical stirrups 22 in the ordinary section 8, thereby ensuring the structural strength of the newly-built building.
In this embodiment, the height of the strip foundations 3 is higher than the height of the foundation structure of the built building 4.
It should be noted that, the depth of the foundation embedment of the adjacent built buildings 4 is ascertained, and the excavation elevation of the foundation pit of the newly-built building is controlled above the elevation of the foundation of the built building 4, that is, the foundation pit of the newly-built building is shallowly excavated, thereby ensuring the safety of the built building 4.
In this embodiment, it is apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and can be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (7)
1. A newly-built building foundation structure beside an already-built building is characterized in that: comprises a plurality of basic groups arranged side by side;
the foundation group comprises a plurality of supporting columns (1), cantilever beams (2) and strip foundations (3);
a plurality of support column (1) vertically support in on bar basis (3), cantilever beam (2) with support column (1) fixed connection, cantilever beam (2) level and interval set up in the top of bar basis (3), the tip of cantilever beam (2) extends to bar basis (3) are close to the outside of having built building (4) direction.
2. The newly constructed building infrastructure adjacent to a constructed building of claim 1, wherein: the number of the cantilever beams (2) is multiple, and the plurality of cantilever beams (2) are arranged at intervals in the extending direction of the supporting column (1).
3. The newly constructed building infrastructure alongside a built building as claimed in claim 1, wherein: the strip-shaped foundation (3) is arranged on the cushion layer (5), and the cushion layer (5) is made of plain concrete;
the bar foundation (3) comprises a vertical part (31) and a horizontal part (32), the vertical part (31) and the horizontal part (32) form a structure with a convex cross section, a plurality of frame columns (33) are arranged in the vertical part (31) at intervals, and the support columns (1) and the frame columns (33) are overlapped in the projection in the vertical direction.
4. The newly constructed building infrastructure alongside a constructed building as claimed in claim 3, wherein: the frame columns (33) comprise a close-packed column group (6) and a sparse column group (7);
the densely-arranged column group (6) is arranged close to one side of the built building (4), and the interval between two frame columns (33) in the densely-arranged column group (6) is smaller than the interval between two frame columns (33) in the sparsely-arranged column group (7).
5. The newly constructed building infrastructure alongside a constructed building as claimed in claim 3, wherein: the frame column (33) comprises a longitudinal rib (331) and a reinforcing hoop rib (332) which are connected;
the number of indulging muscle (331) is a plurality of, indulge muscle (331) vertical setting, strengthen stirrup (332) and be in the extending direction interval of indulging muscle (331) sets up, strengthen stirrup (332) is the # -shaped structure.
6. The newly constructed building infrastructure adjacent to a constructed building of claim 1, wherein: the cantilever beam (2) comprises a horizontal rib (21) and a vertical stirrup (22);
the vertical stirrups (22) are arranged at intervals in the extending direction of the horizontal stirrups (21), the horizontal stirrups (21) comprise a common section (8) and a reinforcing section (9), the reinforcing section (9) is arranged close to one side of the built building (4), and the interval between the two vertical stirrups (22) in the reinforcing section (9) is smaller than the interval between the two vertical stirrups (22) in the common section (8).
7. The newly constructed building infrastructure adjacent to a constructed building of claim 1, wherein: the height of the strip foundation (3) is higher than the height of the foundation structure of the built building (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220164511.7U CN216948391U (en) | 2022-01-21 | 2022-01-21 | Newly-built building foundation structure beside built building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220164511.7U CN216948391U (en) | 2022-01-21 | 2022-01-21 | Newly-built building foundation structure beside built building |
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| Publication Number | Publication Date |
|---|---|
| CN216948391U true CN216948391U (en) | 2022-07-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220164511.7U Active CN216948391U (en) | 2022-01-21 | 2022-01-21 | Newly-built building foundation structure beside built building |
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| Country | Link |
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| CN (1) | CN216948391U (en) |
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