CN115726389B - Foundation construction method in house building construction - Google Patents
Foundation construction method in house building construction Download PDFInfo
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- CN115726389B CN115726389B CN202211688950.9A CN202211688950A CN115726389B CN 115726389 B CN115726389 B CN 115726389B CN 202211688950 A CN202211688950 A CN 202211688950A CN 115726389 B CN115726389 B CN 115726389B
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Abstract
The invention provides a foundation construction method in house building construction, which comprises the following steps of firstly, paying off a foundation in a house building construction planning area according to a house building construction drawing; step two, earth excavation is carried out according to the side line formed by foundation paying-off in the step one so as to excavate a foundation trench; step three, cleaning the base groove; fourthly, constructing a cushion layer in the base groove; step five, building a brick foundation on the cushion layer so as to limit a plurality of tunnels through the brick foundation; pouring concrete mortar in a plurality of tunnels until the tunnels are fully paved so as to form a mortar reinforcing layer; and seventhly, pouring a foundation beam on the brick foundation, and limiting a plurality of blank spaces corresponding to the tunnels one by one through the foundation beam. The invention provides a foundation construction method in house building construction, and the obtained foundation can bear larger bearing capacity.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a foundation construction method in house building construction.
Background
The foundation refers to the portion of the soil body that is subjected to the loading of the superstructure. The soil or rock mass under the foundation that bears the entire load of the building is called the foundation. The foundation is not an integral part of the building, but has a very important role in ensuring the firmness and durability of the building, and whether the upper building has firm foundation or not has a replaceable role.
In order to prevent the foundation from collapsing, the foundation is generally required to have a high strength, i.e. to bear a high bearing capacity, and is not easy to deform, has a high stability, and is required to bear a proper pressure. In the current foundation construction process, generally, only after earthwork excavation is carried out in a planning area of building construction according to a drawing, a plain concrete strip base is directly poured in an excavated foundation trench to complete cushion construction, then a brick foundation is built on the formed plain concrete strip base, and then a formwork is supported on the built brick foundation to pour a foundation beam, so that foundation construction is completed.
However, by the above-mentioned prior art foundation construction method, the foundation is made to have only the pad layer, the brick foundation and the foundation beam from bottom to top, resulting in insufficient strength of the foundation formed by the existing foundation construction method, and thus, it is impossible to bear a large bearing capacity.
In addition, in the foundation construction method in the prior art, plain concrete strip foundations are directly poured in the excavated foundation grooves, and other structures for improving the strength are not provided, so that the formed cushion layer has general strength, and the whole foundation cannot bear larger bearing capacity.
In addition, in the existing foundation construction method, the thicknesses of the built brick foundations are the same from bottom to top, namely, the built brick foundations in the existing foundation construction method are straight up and down walls, so that the wall is unstable.
Therefore, how to provide a foundation construction method for building construction with improved foundation bearing capacity is a problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, the present invention provides a foundation construction method in building construction, which aims to solve at least some of the above technical problems.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a foundation construction method in house building construction comprises the following steps:
step one, paying off a foundation in a house building construction planning area according to a house building construction drawing;
step two, earth excavation is carried out according to the side line formed by foundation paying-off in the step one so as to excavate a foundation trench;
step three, cleaning the base groove;
fourthly, constructing a cushion layer in the base groove;
step five, building a brick foundation on the cushion layer so as to limit a plurality of tunnels through the brick foundation;
pouring concrete mortar in a plurality of tunnels until the tunnels are fully paved so as to form a mortar reinforcing layer;
and seventhly, pouring a foundation beam on the brick foundation, and limiting a plurality of blank spaces corresponding to the tunnels one by one through the foundation beam.
Preferably, in the fourth step, the step of constructing the cushion layer is as follows:
s1, vertically embedding a plurality of bamboos at the bottom of the base tank so as to improve the strength of the bottom of the base tank through the bamboos;
s2, injecting cement and sand into the base groove, and leveling a sediment mixture formed by the cement and the sand;
s3, paving plastic tarpaulin on the flattened sediment mixture;
s4, paving first reinforcing steel meshes which are meshed and crossed on the plastic tarpaulin, and binding and fixing each crossed joint in the first reinforcing steel meshes through first binding wires;
s5, supporting a plurality of first templates in the base groove so as to limit a first pouring space through the plurality of first templates;
s6, pouring concrete in the pouring space to form a concrete strip base.
Preferably, in the step S4, after each cross connection part in the first reinforcing mesh is bound and fixed by the first binding wires, a plurality of half brick heads are uniformly plugged at the bottom end of the first reinforcing mesh.
Preferably, in the fifth step, the step of laying the brick foundation is as follows:
n1, building a step-shaped brick base on the concrete strip base;
and N2, building a foundation wall on the stepped brick foundation so as to cast the foundation beam on the foundation wall.
Preferably, after the seventh step, the method further includes:
step eight, backfilling earthwork into a plurality of spaces and tamping;
and step nine, constructing a rigid layer on the foundation beam, wherein the rigid layer covers a plurality of blank spaces.
Preferably, the step of constructing the rigid layer is as follows:
p1, paving a plurality of precast slabs on the foundation beam corresponding to each blank space so as to cover the corresponding blank space through the precast slabs, and splicing the precast slabs corresponding to each blank space into a precast slab layer;
p2, caulking the plate seams between every two adjacent precast plates in the precast plate layers through fine stone concrete;
p3, paving a second reinforcing mesh on the prefabricated plate layer, and binding and fixing each cross joint in the second reinforcing mesh through a second binding wire;
and P4, pouring concrete on the second steel bar net to form a rigid concrete layer.
Compared with the prior art, the invention discloses a foundation construction method in house building construction, which can realize the following technical effects:
the foundation obtained by the foundation construction method not only comprises a cushion layer, a brick foundation and a foundation beam, but also comprises a mortar reinforcing layer, so that the foundation obtained by the foundation construction method can improve the strength, and can bear larger bearing capacity.
In the cushion layer which is constructed by the construction method, not only is the concrete strip base formed by pouring, but also a plurality of bamboos embedded at the bottom of the base groove can improve the strength of the cushion layer, in addition, a sediment mixture is poured at the bottom of the poured concrete strip base, and the plastic tarpaulin and the first reinforcing steel bar net are paved on the sediment mixture in sequence, so that the bamboo layer formed by the bamboos and the whole cushion layer formed by the sediment mixture, the plastic tarpaulin, the first reinforcing steel bar net and the concrete strip base have stronger strength, and the foundation formed by the construction method can bear larger bearing capacity.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a foundation trench formed in step two of a foundation construction method in building construction according to the present invention;
FIG. 2 is a schematic view of a foundation construction method in a building construction of the present invention, in which a cushion layer is constructed in a foundation trench;
FIG. 3 is a schematic view of a construction of a brick foundation laid on a mat in step five of a foundation construction method in a building construction of the present invention;
FIG. 4 is a schematic view showing a construction of a mortar reinforcing layer formed in step six of a foundation construction method in house construction according to the present invention;
FIG. 5 is a schematic view of a foundation beam poured on a brick foundation in a step seven of a foundation construction method in building construction of the present invention;
FIG. 6 is a schematic diagram of a foundation construction method for building construction according to the present invention, in which a plurality of precast slabs are laid on a foundation beam corresponding to each blank;
FIG. 7 is an enlarged view of the structure at A in FIG. 3;
FIG. 8 is a cross-sectional view of FIG. 2;
fig. 9 is an enlarged view of the structure at B in fig. 8.
Wherein, 1-base groove; 2-cushion layer; 3-brick foundation; 30-tunnels; 4-a mortar reinforcing layer; 5-a foundation beam; 50-blank; 21-bamboo; 22-silt mixture; 23-plastic tarpaulin; 24-a first reinforcing mesh; 25-concrete strip base; 31-step brick base; 32-foundation walls; 61-prefabricated panels.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The embodiment of the invention discloses a foundation construction method in house building construction, which comprises the following steps:
step one, paying off a foundation in a house building construction planning area according to a house building construction drawing;
step two, earth excavation is carried out according to the side line formed by foundation paying-off in the step one so as to excavate a foundation trench 1;
step three, cleaning the base tank 1;
step four, constructing a cushion layer 2 in the base groove 1;
step five, building a brick foundation 3 on the cushion layer 2 so as to limit a plurality of tunnels 30 through the brick foundation 3;
pouring the concrete mortar in the tunnels 30 until the tunnels 30 are fully paved so as to form a mortar reinforcing layer 4;
and seventhly, pouring the foundation beams 5 on the brick foundation 3, and defining a plurality of blank spaces 50 which are in one-to-one correspondence with the plurality of tunnels 30 through the foundation beams 5.
The foundation obtained by the foundation construction method of the present invention not only comprises the cushion layer 2, the brick foundation 3 and the foundation beam 5, but also comprises the mortar reinforcing layer 4, so the foundation obtained by the foundation construction method of the present invention can improve the strength, and can bear larger bearing capacity.
In order to further optimize the technical scheme, in the fourth step, the steps of constructing the cushion layer 2 are as follows:
s1, vertically embedding a plurality of bamboos 21 at the bottom of a base tank 1 so as to improve the strength of the bottom of the base tank 1 through the bamboos 21;
s2, injecting cement and sand into the base tank 1, and leveling a sediment mixture 22 formed by the cement and the sand;
s3, paving a plastic tarpaulin 23 on the flattened sediment mixture 22;
s4, paving first reinforcing steel meshes 24 which are meshed and crossed on the plastic tarpaulin 23, and binding and fixing each crossed joint in the first reinforcing steel meshes 24 through first binding wires;
s5, supporting a plurality of first templates in the foundation trench 1 so as to limit a first pouring space through the plurality of first templates;
and S6, casting concrete in the casting space to form a concrete strip base 25.
In the bedding 2 constructed by the invention, not only the concrete strip base 25 formed by pouring is arranged, but also the plurality of bamboos 21 embedded at the bottom of the foundation trench 1 can improve the strength of the bedding 2, in addition, the sediment mixture 22 is poured at the bottom of the poured concrete strip base 25, and the plastic tarpaulin 23 and the first reinforcing steel mesh 24 are sequentially paved on the sediment mixture 22, so that the bamboo layer formed by the plurality of bamboos 21 and the whole bedding 2 formed by the sediment mixture 22, the plastic tarpaulin 23, the first reinforcing steel mesh 24 and the concrete strip base 25 have stronger strength, and therefore, the foundation formed by the invention can bear larger bearing capacity.
In order to further optimize the above technical solution, in S4, after each cross connection part in the first reinforcing mesh 24 is bound and fixed by the first binding wires, a plurality of half brick heads are uniformly plugged at the bottom end of the first reinforcing mesh 24.
According to the invention, the bottom end of the first reinforcing steel bar net 24 is uniformly plugged with the plurality of half brick heads, and the half brick heads are generally distributed at intervals of 1 meter every two adjacent half brick heads, so that when concrete is poured in a pouring space in S6, the concrete can be more quickly mixed with the first reinforcing steel bar net 24, and the compactness of concrete pavement is improved.
In order to further optimize the technical scheme, in the fifth step, the step of laying the brick foundation 3 is as follows:
n1, building a step-shaped brick base 31 on the concrete strip base 25;
n2, a foundation wall 32 is built on the stepped brick base 31 to cast the foundation beam 5 on the foundation wall 32.
According to the invention, the step-shaped brick bases 31 are built on the concrete strip bases 25, and then the foundation walls 32 are built on the step-shaped brick bases 31, so that the area of the foundation walls 32 built on the concrete strip bases 25 can be increased through the step-shaped brick bases 31, and the stability of the built brick bases 3 is improved.
When the foundation beam 5 is poured on the foundation wall 32, a plurality of second templates are firstly supported on the foundation wall 32 so as to limit a second pouring space through the second templates, and then concrete is poured in the second pouring space to form the foundation beam 5, so that the operation is simple and convenient.
In order to further optimize the technical scheme, after the seventh step, the method further includes:
step eight, backfilling earthwork into a plurality of spaces 50 and tamping;
step nine, a rigid layer is constructed on the foundation beam 5, and the rigid layer covers the plurality of blank spaces 50.
The invention can further improve the strength of the foundation by adding the rigid layer, so that the foundation constructed by the invention can bear larger bearing capacity.
In order to further optimize the technical scheme, the steps for constructing the rigid layer are as follows:
p1, paving a plurality of precast slabs 61 on the foundation beam 5 corresponding to each blank space 50 so as to cover the corresponding blank space 50 through the precast slabs 61, and splicing the precast slabs 61 corresponding to each blank space 50 into precast slabs;
p2, caulking the slab joints between every two adjacent precast slabs 61 in the precast slab layers through fine stone concrete;
p3, paving a second reinforcing mesh on the prefabricated plate layer, and binding and fixing each cross joint in the second reinforcing mesh through a second binding wire;
and P4, pouring concrete on the second steel bar net to form a rigid concrete layer.
According to the invention, the precast slab layer, the second reinforcing mesh and the rigid concrete layer are sequentially constructed on the foundation beam 5, so that the rigid layer has stronger strength, the foundation constructed by the method can bear larger bearing capacity, and the caulking treatment is carried out on the slab joints between every two adjacent precast slabs 61 in the precast slab layer through fine stone concrete, so that concrete slurry is not easy to leak when concrete is poured on the second reinforcing mesh in P4, and the forming quality of the rigid layer is improved.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. The foundation construction method in house building construction is characterized by comprising the following steps:
step one, paying off a foundation in a house building construction planning area according to a house building construction drawing;
step two, earth excavation is carried out according to the side line formed by foundation paying-off in the step one so as to excavate a foundation trench (1);
step three, cleaning the base groove (1);
fourthly, constructing a cushion layer (2) in the base groove (1);
fifthly, building a brick foundation (3) on the cushion layer (2) so as to limit a plurality of tunnels (30) through the brick foundation (3);
pouring concrete mortar in a plurality of tunnels (30) until the tunnels (30) are fully paved so as to form a mortar reinforcing layer (4);
pouring a foundation beam (5) on the brick foundation (3), and defining a plurality of blank spaces (50) corresponding to the tunnels (30) one by one through the foundation beam (5);
in the fourth step, the step of constructing the cushion layer (2) is as follows:
s1, vertically embedding a plurality of bamboos (21) at the bottom of the base tank (1) so as to improve the strength of the bottom of the base tank (1) through the bamboos (21);
s2, injecting cement and sand into the base tank (1) and leveling a sediment mixture (22) formed by the cement and the sand;
s3, paving plastic tarpaulin (23) on the flattened sediment mixture (22);
s4, paving first reinforcing steel meshes (24) which are meshed and crossed on the plastic tarpaulin (23), and binding and fixing each cross joint in the first reinforcing steel meshes (24) through first binding wires;
s5, supporting a plurality of first templates in the foundation trench (1) so as to limit a first pouring space through the plurality of first templates;
s6, casting concrete in the casting space to form a concrete strip base (25);
in the fifth step, the step of building the brick foundation (3) is as follows:
n1, building a step-shaped brick base (31) on the concrete strip base (25);
and N2, building a foundation wall (32) on the stepped brick base (31) so as to cast the foundation beam (5) on the foundation wall (32).
2. The foundation construction method according to claim 1, wherein in S4, after each cross connection in the first reinforcing mesh (24) is bound and fixed by the first binding wires, a plurality of half brick heads are uniformly plugged at the bottom end of the first reinforcing mesh (24).
3. The method for foundation construction in building construction according to claim 1, further comprising, after the seventh step:
step eight, backfilling earthwork into a plurality of the spaces (50) and tamping;
and step nine, constructing a rigid layer on the foundation beam (5), wherein the rigid layer covers a plurality of blank spaces (50).
4. A foundation construction method in building construction according to claim 3, wherein said step of constructing a rigid layer comprises the steps of:
p1, paving a plurality of precast slabs (61) on the foundation beam (5) corresponding to each blank (50) so as to cover the corresponding blank (50) through the precast slabs (61), and splicing the precast slabs (61) corresponding to each blank (50) into precast slabs;
p2, caulking the slab joints between every two adjacent precast slabs (61) in the precast slab layers through fine stone concrete;
p3, paving a second reinforcing mesh on the prefabricated plate layer, and binding and fixing each cross joint in the second reinforcing mesh through a second binding wire;
and P4, pouring concrete on the second steel bar net to form a rigid concrete layer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211688950.9A CN115726389B (en) | 2022-12-27 | 2022-12-27 | Foundation construction method in house building construction |
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| CN202211688950.9A CN115726389B (en) | 2022-12-27 | 2022-12-27 | Foundation construction method in house building construction |
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| CN115726389A CN115726389A (en) | 2023-03-03 |
| CN115726389B true CN115726389B (en) | 2023-09-01 |
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| JP2020094443A (en) * | 2018-12-14 | 2020-06-18 | 正利 高田 | Method for constructing foundation of building |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2020094443A (en) * | 2018-12-14 | 2020-06-18 | 正利 高田 | Method for constructing foundation of building |
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