CN213062068U - Assembled bar foundation structure - Google Patents
Assembled bar foundation structure Download PDFInfo
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- CN213062068U CN213062068U CN202021117839.0U CN202021117839U CN213062068U CN 213062068 U CN213062068 U CN 213062068U CN 202021117839 U CN202021117839 U CN 202021117839U CN 213062068 U CN213062068 U CN 213062068U
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Abstract
The utility model discloses an assembled bar foundation structure, including prefabricated foundation beam, cross foundation joint, UHPC connecting block, high strength bolt, concrete foundation beam includes the first connector at foundation beam main part and foundation beam main part both ends, cross foundation includes the second connector of four sides of cylinder and cylinder, and UHPC connecting block takes on first connector, second connector, assembles into bar foundation structure through high strength bolt with prefabricated foundation beam and cross foundation joint. The utility model has the advantages of shorten construction period, reduce engineering cost, reduce environmental pollution, be convenient for control construction quality.
Description
Technical Field
The utility model relates to a construction engineering technical field especially relates to an assembled bar foundation structure.
Background
As a novel building mode, the fabricated building gradually becomes the development trend of the building industry due to the advantages of rapid building construction, low pollution, low human resource input and the like. At present, the assembly type building mainly adopts the assembly of walls, columns, beams and plate structures, the assembly form of the foundation is less, and aiming at small projects, such as civil buildings below 7 floors, low-rise industrial plants and the like, the requirement on the bearing capacity of the foundation is relatively low, so that the strip foundation under the assembly type column can be adopted as the foundation form of the building.
The traditional construction process of the independent foundation under the column is complex, the construction quality is difficult to control due to different construction teams, the construction cost is relatively high, the construction period is long, and the environmental problems such as industrial noise and the like are easily generated. Therefore, the fabricated strip foundation structure can be constructed and managed in the modes of factory prefabrication production and field assembly molding, can effectively control the engineering quality, shorten the construction period, reduce the construction cost and the construction cost, reduce the pollution to the environment, and is favorable for promoting the building industrialization process.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an assembled bar foundation structure can adopt prefabricated production of mill, the fashioned form of site assembly to be under construction, can control engineering quality effectively, shortens construction period, reduces the construction and makes, reduces the pollution to the environment, still is favorable to simultaneously advancing the building industrialization process, improves assembled building assembly rate.
In order to achieve the above object, a technical solution of the present invention is:
an assembled strip foundation structure comprises a prefabricated foundation beam 1, a cross foundation joint 2, a UHPC connecting block 3 and a high-strength bolt 4, wherein the prefabricated foundation beam 1 comprises a foundation beam main body 11, first connecting joints 12 arranged at two sides of the foundation beam main body 11 and upper structural connecting steel bars 13 pre-buried at the top of the foundation beam main body 11; the cross-shaped foundation joint 2 comprises a column body 21 and second connectors 22 arranged on four sides of the column body 21, bolt fixing holes 5 are pre-embedded in the first connector 12 and the second connectors 22, bolt holes 31 corresponding to the bolt fixing holes 5 are formed in the UHPC connecting block 3, the high-strength bolts 4 penetrate through the bolt holes 31 to be sleeved in the bolt fixing holes 5, and the prefabricated foundation beam 1 and the cross-shaped foundation joint 2 are connected and fixed.
In a further improvement, the first connecting joint 12 is a bump, the protruding height is 3/5-3/4 times of the height of the foundation beam main body 11, and the protruding length is 30-50 cm.
Further improvement, all be provided with 4 ~ 6 bolt fastening holes 5 on first connector 12, the second connector 22, the internal diameter of bolt fastening hole 5 is 4 ~ 6 cm.
In a further improvement, the first connector 12 and the second connector 22 have the same height.
Further improvement, the reserved length of the connecting steel bars 13 is 30-40 cm.
In a further improvement, the UHPC connecting block 3 is made of UHPC material, the sum of the heights of the UHPC connecting block 3 and the first connecting head 12 is the height of the foundation beam main body 11, and the length of the UHPC connecting block is the sum of the lengths of the first connecting head 12 and the second connecting head 22.
In a further improvement, a grouting sleeve 23 for receiving the superstructure is arranged in the column body 21.
The technical effects of the utility model reside in that:
1. this assembled bar foundation structure is favorable to controlling the construction quality of basis, through the prefabricated mode of mill, can control the preparation quality of basis well, and the site operation of very big reduction arouses the not up to standard problem of basis quality because of construction team technique differs or construction environment is not good.
2. The assembly type foundation adopts a factory prefabrication field assembly method, so that the construction speed of the building foundation is increased, the construction period is shortened, and the assembly construction is less susceptible to the construction environment; the structures all adopt prefabricated components, the established specifications are consistent, the material cost can be reduced in batch production, and the resources are saved; when the steel pipe is conveyed to a field for assembly, a lot of manpower and material resources do not need to be invested, and the construction cost is effectively reduced; meanwhile, the assembly type construction also avoids the environmental problems of excessive construction dust, high construction noise and the like, and reduces the influence on the surrounding environment.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
FIG. 1 is a schematic view of the assembly type bar-shaped foundation structure of the present invention;
FIG. 2 is a schematic view of a cross-shaped foundation joint of an assembly type strip foundation structure of the present invention;
FIG. 3 is a schematic structural view of the prefabricated foundation beam of the assembled bar-shaped foundation structure of the present invention;
FIG. 4 is a sectional structure diagram of a UHPC connecting block of an assembled bar-shaped foundation structure of the present invention;
FIG. 5 is a schematic view of the connection of the assembled bar-shaped foundation structure of the present invention;
the prefabricated foundation beam comprises a prefabricated foundation beam 1, a foundation beam main body 11, a first connecting joint 12, connecting reinforcing steel bars 13, a cross-shaped foundation joint 2, a column 21, a second connecting joint 22, a grouting sleeve 23, a UHPC connecting block 3, a bolt hole 31, a high-strength bolt 4 and a bolt fixing hole 5.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1:
as shown in fig. 1-5, an assembled strip foundation structure comprises a prefabricated foundation beam 1, a cross-shaped foundation joint 2, a UHPC connecting block 3 and a high-strength bolt 4, wherein the prefabricated foundation beam 1 comprises a foundation beam main body 11, first connecting joints 12 arranged at two sides of the foundation beam main body 11 and upper structural connecting steel bars 13 pre-embedded at the top of the foundation beam main body 11; the cross-shaped foundation joint 2 comprises a column body 21 and second connectors 22 arranged on four sides of the column body 21, bolt fixing holes 5 are pre-embedded in the first connector 12 and the second connectors 22, bolt holes 31 corresponding to the bolt fixing holes 5 are formed in the UHPC connecting block 3, the high-strength bolts 4 penetrate through the bolt holes 31 to be sleeved in the bolt fixing holes 5, and the prefabricated foundation beam 1 and the cross-shaped foundation joint 2 are connected and fixed.
In this embodiment, the first connector 12 is a bump, the protruding height is 3/5 times of the height of the foundation beam body 11, and the protruding length is 30 cm.
In this embodiment, the first connector (12) and the second connector (22) are both provided with 4 bolt fixing holes 5, and the inner diameter of each bolt fixing hole 5 is 4 cm.
In this embodiment, the first connector 12 and the second connector 22 have the same height.
In this embodiment, the connection bar 13 has a reserved length of 30 cm.
In this embodiment, the UHPC connecting block 3 is made of UHPC material, and the sum of the heights of the UHPC connecting block 3 and the first connecting head 12 is the height of the foundation beam main body 11, and the length of the UHPC connecting block is the sum of the lengths of the first connecting head 12 and the second connecting head 22.
In this embodiment, a grout sleeve 23 is provided within the column 21 to receive the superstructure.
While the embodiments of the invention have been disclosed above, it is not limited to the applications set forth in the description and embodiments, but is capable of being applied in all kinds of fields adapted to the invention, and further modifications may readily be made by those skilled in the art, and the invention is therefore not limited to the details shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (7)
1. The assembly type strip foundation structure is characterized by comprising a prefabricated foundation beam (1), a cross foundation joint (2), a UHPC (ultra high performance concrete) connecting block (3) and a high-strength bolt (4), wherein the prefabricated foundation beam (1) comprises a foundation beam main body (11), first connecting joints (12) arranged on two sides of the foundation beam main body (11) and upper structural connecting steel bars (13) pre-embedded at the top of the foundation beam main body (11); the cross foundation joint (2) comprises a column body (21) and second connectors (22) arranged on four sides of the column body (21), bolt fixing holes (5) are formed in the first connector (12) and the second connectors (22), bolt holes (31) corresponding to the bolt fixing holes (5) are formed in the UHPC connecting block (3), the high-strength bolts (4) penetrate through the bolt holes (31) to be sleeved into the bolt fixing holes (5), and the prefabricated foundation beam (1) is connected and fixed with the cross foundation joint (2).
2. The fabricated strip-type foundation structure of claim 1, wherein the first connector (12) is a projection having a height 3/5-3/4 times the height of the foundation beam body (11) and a projection length of 30-50 cm.
3. The fabricated strip-shaped foundation structure as claimed in claim 1, wherein the first connector (12) and the second connector (22) are provided with 4-6 bolt fixing holes (5), and the inner diameter of the bolt fixing holes (5) is 4-6 cm.
4. Fabricated strip infrastructure according to claim 1, wherein the first connector (12) and the second connector (22) are of the same height.
5. Fabricated strip foundation structure according to claim 1, wherein the connecting reinforcement (13) has a predetermined length of 30-40 cm.
6. -fabricated strip infrastructure according to claim 2, wherein the UHPC connection blocks (3) are made of UHPC material, the sum of the heights of the UHPC connection blocks (3) and the first connection heads (12) being the height of the foundation beam body (11) and the length being the sum of the lengths of the first connection heads (12) and the second connection heads (22).
7. Fabricated strip infrastructure according to claim 1, wherein a grout sleeve (23) is provided inside the columns (21) to receive the superstructure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021117839.0U CN213062068U (en) | 2020-06-17 | 2020-06-17 | Assembled bar foundation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021117839.0U CN213062068U (en) | 2020-06-17 | 2020-06-17 | Assembled bar foundation structure |
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| Publication Number | Publication Date |
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| CN213062068U true CN213062068U (en) | 2021-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021117839.0U Active CN213062068U (en) | 2020-06-17 | 2020-06-17 | Assembled bar foundation structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113279423A (en) * | 2021-06-29 | 2021-08-20 | 南华大学 | Prefabricated column pier and post-cast strip foundation beam assembly integral construction method |
| CN113529773A (en) * | 2021-07-16 | 2021-10-22 | 兰州理工大学 | Spliced type under-wall assembly type strip foundation and construction method thereof |
-
2020
- 2020-06-17 CN CN202021117839.0U patent/CN213062068U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113279423A (en) * | 2021-06-29 | 2021-08-20 | 南华大学 | Prefabricated column pier and post-cast strip foundation beam assembly integral construction method |
| CN113279423B (en) * | 2021-06-29 | 2022-05-24 | 南华大学 | Prefabricated column pier and post-cast strip foundation beam assembly integral construction method |
| CN113529773A (en) * | 2021-07-16 | 2021-10-22 | 兰州理工大学 | Spliced type under-wall assembly type strip foundation and construction method thereof |
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