CN215669632U - Prefabricated independent foundation of low-rise steel structure modular building - Google Patents
Prefabricated independent foundation of low-rise steel structure modular building Download PDFInfo
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- CN215669632U CN215669632U CN202121747466.XU CN202121747466U CN215669632U CN 215669632 U CN215669632 U CN 215669632U CN 202121747466 U CN202121747466 U CN 202121747466U CN 215669632 U CN215669632 U CN 215669632U
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Abstract
The application relates to the field of assembled integrated buildings and discloses a prefabricated independent foundation of low-rise steel structure modular building, which comprises a prefabricated foundation main body, a connecting piece used for being connected with a steel structure building module and a concrete cushion layer poured on site, wherein the prefabricated foundation main body is connected with a foundation through the concrete cushion layer, and the connecting piece is connected with the prefabricated foundation main body. The prefabricated foundation main body is manufactured in advance, the construction period can be greatly shortened, the assembly rate is improved, and meanwhile the building industrialization effect is achieved.
Description
Technical Field
The application relates to the field of assembled integrated buildings, in particular to a prefabricated independent foundation of a low-rise steel structure modular building.
Background
With the national advocation of energy-saving and low-carbon buildings, the steel structure modular building is vigorously developed as a green, environment-friendly and energy-saving building system, the low-rise steel structure modular building with 1-3 floors is widely applied, and the steel structure modular building generally consists of a steel structure building module and a building foundation.
In the related technology, most of building foundations of low-rise steel structure modular buildings are cast-in-place foundations, when the building is constructed, a formwork and a steel bar are required to be erected on a construction site, anchor bolts used for being connected with a building main body are required to be embedded, then concrete is poured, and the cast-in-place foundations can be formed after watering maintenance is carried out for at least 14 days.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: the construction process of the cast-in-place foundation is complex, the construction period is long, and the overall construction efficiency of the low-rise steel structure modular building is reduced.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem that cast-in-place basic work progress is comparatively complicated, construction cycle is long, improves the whole efficiency of construction of low-rise steel construction modularization building, this application provides a prefabricated independent basis of low-rise steel construction modularization building.
The application provides a pair of prefabricated independent basis of low-rise steel construction modularization building adopts following technical scheme:
the utility model provides a prefabricated independent basis of low-rise steel construction modularization building, includes prefabricated basic main part, is used for connecting piece and the cast in situ's concrete cushion be connected with steel construction building module, prefabricated basic main part passes through the concrete cushion and is connected with the ground, the connecting piece is connected with prefabricated basic main part.
By adopting the technical scheme, the prefabricated foundation main body can be manufactured in batches in advance, so that the assembly efficiency is improved, and meanwhile, the building industrialization is realized. The concrete cushion layer is a cast-in-place part, and can protect the prefabricated foundation main body from being disturbed, prevent the corrosion of underground water to the prefabricated foundation main body and provide a relatively flat construction surface for the prefabricated foundation main body. Before construction, the connecting piece is connected with the prefabricated foundation main body, then the concrete cushion is poured in the construction site, the prefabricated foundation main body is moved to the construction site to be connected with the concrete cushion, after the concrete cushion is cured and formed, subsequent construction operation can be carried out, the site wet operation procedures are reduced, the foundation is quick to install, the construction is simple, and the construction period is short. The problems of complicated construction process and long construction period of the cast-in-place foundation are solved, and therefore the overall construction efficiency of the low-rise steel structure modular building is improved.
Optionally, the prefabricated basic main part includes the reinforcing bar rack and pours the shaping concrete prefabricated section outside the reinforcing bar rack, the concrete prefabricated section is connected with the concrete cushion, the connecting piece is connected with the reinforcing bar rack.
By adopting the technical scheme, the concrete precast block wraps the reinforced bar net rack to form a reinforced concrete member to bear load. The steel bar net rack is configured in advance through foundation stress calculation, the supporting strength of the concrete precast block can be well improved, and the overall stability of the precast foundation main body is improved.
Optionally, the prefabricated foundation main body further comprises a supporting plate, one side of the supporting plate is fixedly connected with the reinforcing steel bar net rack, and the other side of the supporting plate is connected with the connecting piece.
Through adopting above-mentioned technical scheme, the backup pad provides a construction face for the connecting piece, makes the connecting piece can fix a position fast and accurately confirm with the hookup location of prefabricated basic main part, has improved the installation accuracy, gives later stage steel construction building module's smooth installation and provides the assurance.
Optionally, the supporting plate is embedded in the concrete precast block and fixedly connected with the steel bar net rack.
Through adopting above-mentioned technical scheme, the backup pad is pre-buried in the precast concrete piece, has improved the joint strength of backup pad and reinforcing bar rack, and then has improved the stability of connecting piece.
Optionally, a plurality of fixing rods are arranged on the reinforcing steel bar net rack, and the fixing rods are fixedly connected with the supporting plate.
Through adopting above-mentioned technical scheme, the dead lever is used for fixing the backup pad on the reinforcing bar rack, plays the effect of further stabilizing the backup pad.
Optionally, the prefabricated foundation main part still includes a plurality of hanging nails, the one end of hanging nail is used for providing the hoisting point, the other end with the reinforcing bar rack is connected.
Through adopting above-mentioned technical scheme, hang the nail and provide the hoisting point for the installation and the removal of prefabricated basic main part, make things convenient for the installation and the removal of prefabricated basic main part.
Optionally, the connecting piece includes a connecting plate, a bolt and a nut, the connecting plate is connected with the support plate, one end of the bolt is connected with the connecting plate, the other end of the bolt is used for connecting the steel structure building module, and the nut is in threaded connection with the bolt.
Through adopting above-mentioned technical scheme, the connecting plate plays the effect of fixing bolt one end as the part of being connected with the backup pad in the connecting piece, and the other end and the steel construction building module of bolt are connected the back, fasten with the nut, can accomplish the connection of prefabricated independent basis and steel construction building module fast.
Optionally, a mortar combining layer is arranged between the concrete cushion layer and the concrete precast block.
Through adopting above-mentioned technical scheme, the mortar anchor coat has improved the cohesive strength of prefabricated basic main part and concrete cushion, and then has improved the stability of prefabricated independent basis.
Optionally, the area of the bottom surfaces of the concrete pad and the prefabricated foundation body is reduced in sequence from the concrete pad to the prefabricated foundation body.
Through adopting above-mentioned technical scheme, when steel construction building module is uneven to prefabricated basic main part application of force, the bottom surface area is big more, and is more stable to the support of upper portion building, is favorable to improving the quality of building.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the prefabricated foundation main body is manufactured in advance, so that the construction period can be greatly shortened, the assembly rate is improved, and meanwhile, the building industrialization is realized. The connecting piece is connected to the prefabricated foundation main body in advance, so that the accuracy of the connecting piece can be well controlled, and the smooth installation of the later steel structure building module is guaranteed;
2. the concrete precast block wraps the steel bar net rack, and the steel bar net rack is configured in advance through foundation stress calculation, so that the supporting strength of the concrete precast block can be well improved, and the quality of the precast foundation main body is improved;
3. the bolts provide mounting points for the steel structure modular building and are used for fixing the steel structure building modules on the prefabricated foundation main body;
4. the quality, flatness and dimensional tolerance of the prefabricated basic body can be well controlled because the prefabricated basic body is prefabricated in a factory.
Drawings
Fig. 1 is a sectional view of a prefabricated independent foundation of a modular building with a low-rise steel structure according to an embodiment of the present application.
Description of reference numerals: 1. prefabricating a foundation main body; 2. a connecting member; 3. a concrete cushion; 4. a mortar bonding layer; 11. a steel bar net rack; 111. fixing the rod; 112. a reinforcing steel bar frame; 12. concrete precast blocks; 13. a support plate; 14. hanging nails; 21. a connecting plate; 22. a bolt; 23. and a nut.
Detailed Description
The present application is described in further detail below with reference to fig. 1.
The embodiment of the application discloses prefabricated independent basis of low-rise steel construction modularization building, including prefabricated basic main part 1 and concrete cushion 3, be provided with mortar anchor coat 4 between prefabricated basic main part 1 and the concrete cushion 3 to strengthen prefabricated basic main part 1 and concrete cushion 3's adhesive capacity. Some construction sites may be in watery areas and may have uneven ground, the concrete cushion 3 is a cast-in-place part and is cast on the foundation, the prefabricated foundation main body 1 can be protected, the prefabricated foundation main body 1 is prevented from being interfered, the corrosion of underground water to the prefabricated foundation main body 1 is also prevented, and a relatively flat construction surface is provided for the prefabricated foundation main body 1.
Prefabricated basic main part 1 is the mill prefabrication, is equipped with connecting piece 2 on the prefabricated main part 1, and direct movement comes to be connected with concrete cushion 3 during the construction, and connecting piece 2 is used for being connected with steel construction building module, realizes the installation of whole low-rise steel construction modularization building. The on-site wet operation process is less, the installation is quick, the construction is simple, and the construction period is short, so that the overall construction efficiency of the low-rise steel structure modular building is improved.
The prefabricated foundation main body 1 comprises a reinforcing steel bar net rack 11, and reinforcing steel bars are bundled into the reinforcing steel bar net rack 11 in a factory. In the present embodiment, the support plate 13 and the connecting member 2 are made of steel material. The fixing rods 111 are welded in the reinforcing steel bar net rack 11, and the supporting plate 13 is welded at the upper ends of the fixing rods 111.
The reinforcing steel bar net rack 11 is internally welded with a reinforcing steel bar frame 112, and the reinforcing steel bar frame 112 is welded with hanging nails 14. There are two hanging nails 14 in this embodiment setting, hanging nail 14 mainly is for prefabricated basic main part 1 provides the hoisting point in the installation in later stage, makes things convenient for prefabricated basic main part 1's installation.
Concrete precast blocks 12 are poured and formed outside the steel bar net rack 11. The concrete precast block 12 may be a cube, a cuboid, a cylinder, or other three-dimensional structures, and is a cube in this embodiment. The concrete precast block 12 wraps and fixes the steel bar net rack 11 inside. After the concrete precast block 12 is poured and formed, one end of the hanging nail 14 is exposed out of the concrete precast block 12, so that a lifting point is provided conveniently. Concrete prefabricated section 12 forms the mounting groove in backup pad 13 department, and backup pad 13 just in time is located the mounting groove, and the lateral wall of mounting groove just in time can play a spacing effect to backup pad 13, can carry on spacingly all around backup pad 13, prevents backup pad 13 to rocking all around to improve backup pad 13's stability.
The connecting member 2 is provided on the support plate 13. And in this embodiment, the connecting member 2 is located at the center of the top surface of the concrete precast block 12, so as to improve the support stability of the prefabricated foundation main body 1 after the steel structure building module is connected with the connecting member 2. Connecting piece 2 is connected with prefabricated basic main part 1 through setting up in backup pad 13, and the precision of installation can be well the accuse, provides the assurance for the smooth installation of later stage steel construction building module.
The connecting piece 2 comprises a connecting plate 21 welded on the supporting plate 13, a bolt 22 is welded on the connecting plate 21, one end of the bolt 22 penetrates through the connecting plate 21 and then is used for connecting the steel structure building module, and a nut 23 is connected to the bolt 22 in a threaded mode and used for fixing the steel structure building module on the prefabricated foundation main body 1.
The implementation principle of the prefabricated independent foundation of the low-rise steel structure modular building is as follows: binding reinforcing steel bars into a reinforcing steel bar net rack 11 in advance, welding a supporting plate 13 and hanging nails 14 on the reinforcing steel bar net rack 11, then pouring concrete outside the reinforcing steel bar net rack 11 to form a prefabricated foundation main body 1, and finally welding a connecting piece 2 on the prefabricated foundation main body 1.
In a construction site, a concrete cushion layer 3 is cast in situ, a mortar combining layer 4 is laid on the concrete cushion layer 3, then the prefabricated foundation main body 1 is placed on the concrete cushion layer 3 through the hanging nails 14, and the connecting piece 2 of the prefabricated foundation main body 1 is used for connecting the steel structure building module.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides a prefabricated independent basis of low-rise steel construction modularization building which characterized in that: including prefabricated basis main part (1), be used for connecting piece (2) and cast in situ's concrete cushion (3) with steel construction building module, prefabricated basis main part (1) is connected with the ground through concrete cushion (3), connecting piece (2) are connected with prefabricated basis main part (1).
2. The prefabricated independent foundation of a modular building with low-rise steel structures as claimed in claim 1, wherein: prefabricated basic main part (1) include steel bar net rack (11) and pour concrete prefabricated section (12) of shaping outside steel bar net rack (11), concrete prefabricated section (12) are connected with concrete cushion (3), connecting piece (2) are connected with steel bar net rack (11).
3. The prefabricated independent foundation of a modular building with low-rise steel structures as claimed in claim 2, wherein: prefabricated basic main part (1) still includes backup pad (13), one side and reinforcing bar rack (11) fixed connection of backup pad (13), the opposite side with connecting piece (2) are connected.
4. The prefabricated independent foundation of a modular building with low-rise steel structures as claimed in claim 3, wherein: the supporting plate (13) is fixedly connected with the steel bar net rack (11) by being pre-buried in the concrete precast block (12).
5. The prefabricated independent foundation of a modular building with low-rise steel structures as claimed in claim 3, wherein: be equipped with a plurality of dead levers (111) on reinforcing bar rack (11), dead lever (111) and backup pad (13) fixed connection.
6. The prefabricated independent foundation of a modular building with low-rise steel structures as claimed in claim 2, wherein: prefabricated basic main part (1) still includes a plurality of hanging nails (14), the one end of hanging nail (14) is used for providing the lifting point, the other end with reinforcing bar rack (11) are connected.
7. The prefabricated independent foundation of a modular building with low-rise steel structures as claimed in claim 3, wherein: the connecting piece (2) comprises a connecting plate (21), a bolt (22) and a nut (23), the connecting plate (21) is connected with the supporting plate (13), one end of the bolt (22) is connected with the connecting plate (21), the other end of the bolt is used for connecting the steel structure building module, and the nut (23) is in threaded connection with the bolt (22).
8. The prefabricated independent foundation of a modular building with low-rise steel structures as claimed in claim 1, wherein: and a mortar combining layer (4) is arranged between the concrete cushion layer (3) and the concrete precast block (12).
9. The prefabricated independent foundation of a modular building with low-rise steel structures as claimed in claim 8, wherein: from the concrete pad (3) to the prefabricated basic body (1), their bottom surface areas decrease in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121747466.XU CN215669632U (en) | 2021-07-27 | 2021-07-27 | Prefabricated independent foundation of low-rise steel structure modular building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121747466.XU CN215669632U (en) | 2021-07-27 | 2021-07-27 | Prefabricated independent foundation of low-rise steel structure modular building |
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| Publication Number | Publication Date |
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| CN215669632U true CN215669632U (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121747466.XU Active CN215669632U (en) | 2021-07-27 | 2021-07-27 | Prefabricated independent foundation of low-rise steel structure modular building |
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2021
- 2021-07-27 CN CN202121747466.XU patent/CN215669632U/en active Active
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