CN115405019A - Concrete connection structure and installation method thereof - Google Patents
Concrete connection structure and installation method thereof Download PDFInfo
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- CN115405019A CN115405019A CN202211148648.4A CN202211148648A CN115405019A CN 115405019 A CN115405019 A CN 115405019A CN 202211148648 A CN202211148648 A CN 202211148648A CN 115405019 A CN115405019 A CN 115405019A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
- E02D15/04—Placing concrete in mould-pipes, pile tubes, bore-holes or narrow shafts
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
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Abstract
The invention discloses a concrete connection structure and an installation method thereof, and the concrete connection structure comprises a plurality of prefabricated foundations, a plurality of strip foundations and a plurality of prefabricated sill walls, wherein each prefabricated foundation comprises a base extending horizontally and a structural column which is arranged at the upper end of the base and extends up and down, the base is arranged in a ground groove, each strip foundation is connected between two bases in a pouring manner, and each prefabricated sill wall is connected between two structural columns. In the technical scheme of the invention, unlike the construction mode of casting the structural column on site and building the ridge wall in the prior art, the structural column and the ridge wall are constructed in a prefabricated mode in a factory, and the prefabricated structural column and the prefabricated ridge wall can be directly used in a construction site, so that the time is saved, and the construction period is shortened.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a concrete connecting structure and an installation method thereof.
Background
The sill wall is a low wall without bearing weight in a building structure, and the sill wall plays a certain role in the distribution of the stress of the building although the sill wall does not bear the weight. The existing technology for manufacturing the ridge wall generally adopts firing bricks or cement bricks for on-site building, so that the brick structure is tightly matched with the steel bars reserved in other finished structures, and the ridge wall is connected with other building structures. However, the sill wall is generally long, the work load of building the wall is large, long time is needed for building the sill wall, and the building efficiency is low.
Disclosure of Invention
The invention mainly aims to provide a concrete connecting structure, and aims to provide a concrete connecting structure which can shorten the construction period and improve the building efficiency.
In order to achieve the above object, the present invention provides a concrete connecting structure, including: the prefabricated foundation comprises a plurality of prefabricated foundations, a plurality of strip foundations and a plurality of prefabricated ridge walls, wherein the prefabricated foundations comprise a base and structural columns, the base extends horizontally, the structural columns are arranged at the upper end of the base and extend vertically, the base is used for being arranged in a trench, each strip foundation is poured and connected between the two bases, and each prefabricated ridge wall is connected between the two structural columns.
Preferably, the prefabricated sill wall and the structural column are connected into a whole through a steel plate connecting structure.
Preferably, the structural column has a first butt side and two first butt sides at both sides of the first butt side, and a first connecting steel plate is provided on the first butt side and one of the first butt sides;
the prefabricated sill wall is provided with a second butt joint side face and two second connection side faces positioned on two sides of the second butt joint side face, and second connection steel plates are arranged on the two second connection side faces;
the concrete connecting structure also comprises two lap joint steel plates, and the two lap joint steel plates are respectively connected with the corresponding first connecting steel plate and the second connecting steel plate;
the steel plate connecting structure comprises two first connecting steel plates, two second connecting steel plates and two lap joint steel plates.
Preferably, the first connecting steel plate arranged on one of the first connecting side surfaces is flush with one of the second connecting steel plates, and correspondingly, the lap joint steel plate is a flat plate; and/or the presence of a gas in the gas,
locate first butt joint side first splice plate and another second splice plate is the contained angle setting, corresponds, the overlap joint steel sheet includes two splice plate arms that are the contained angle setting, two the splice plate wall pastes respectively and locates the correspondence first splice plate with second splice plate.
Preferably, prefabricated bank wall with all be equipped with the lug on the prefabricated basis.
Preferably, grouting material is filled between the prefabricated weir wall and the bar foundation so as to fixedly connect the prefabricated weir wall and the bar foundation.
Preferably, the height of the base is higher than that of the strip base to form a step, notches are respectively arranged on two sides of the bottom of the prefabricated sill wall, and the outer contour of the step is the same as the inner contour of the notch, so that the step is matched with the notch.
The invention also provides an installation method of the concrete connection structure, which comprises the following steps:
arranging a ground groove;
pouring concrete in the geosyncline to form a concrete cushion;
arranging prefabricated foundations at intervals in the trench according to the size of the prefabricated ridge wall, and placing bases of the prefabricated foundations on the concrete cushion;
pouring concrete between two adjacent bases to form a strip base, and connecting the strip base with the bases on two sides of the strip base;
installing the prefabricated ridge wall on the bar foundation, fixedly connecting the bottom of the prefabricated ridge wall with the upper surface of the bar foundation, and connecting the prefabricated ridge wall and the structural column of the prefabricated foundation into a whole through a steel plate connecting structure;
and filling the geosyncline with backfill soil.
Preferably, the step of installing the prefabricated threshold wall on the strip foundation, fixedly connecting the bottom of the prefabricated threshold wall with the upper surface of the strip foundation, and connecting the prefabricated threshold wall and the structural columns of the prefabricated foundation into a whole through a steel plate connecting structure further includes:
and arranging a plurality of cushion blocks on the upper surface of the bar base to form a gap between the prefabricated weir wall and the bar base.
Preferably, the step of installing the prefabricated bank wall on the bar base, fixedly connecting the bottom of the prefabricated bank wall with the upper surface of the bar base, and connecting the prefabricated bank wall and the structural column of the prefabricated foundation into a whole through a steel plate connecting structure further includes:
and covering the gap with a template to form a grouting space, and filling grouting material into the grouting space to fixedly connect the strip foundation with the prefabricated ridge wall.
The technical scheme of the invention provides a concrete connecting structure which comprises a plurality of prefabricated foundations, a plurality of strip foundations and a plurality of prefabricated ridge walls, wherein each prefabricated foundation comprises a base extending horizontally and structural columns extending vertically, the structural columns are arranged on the bases, the bases are arranged in a ground groove at intervals, each strip foundation is connected between the two bases through pouring to serve as a building structural foundation of the ridge walls, and each prefabricated ridge wall is connected between the two structural columns and arranged at the top end of each strip foundation. Different from the in-situ pouring of the structural columns in the prior art and the construction mode of building the ridge wall, the structural columns and the ridge wall are constructed in a mode of prefabricating in a factory, the prefabricated structural columns and the prefabricated ridge wall can be directly used in a construction site, the time is saved, and the construction period is shortened.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic front view of a concrete joint structure according to an embodiment of the present invention;
FIG. 2 is a schematic top view of the concrete connecting structure in FIG. 1;
FIG. 3 is a schematic flow chart illustrating a first embodiment of a method for installing a concrete joint structure according to the present invention;
fig. 4 is a schematic flow chart of a second embodiment of the installation method of the concrete connection structure provided by the invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 1000 | |
2 | Prefabricated bank wall |
| 1 | Prefabricated |
21 | Second connecting |
| 11 | |
3 | |
| 111 | First connecting steel plate | 4 | Lap |
| 12 | Base seat |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
It should be noted that all directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present invention are only used to explain the relative positional relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between the embodiments may be combined with each other, but must be based on the realization of the technical solutions by a person skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The sill wall is a low wall without bearing weight in a building structure, and the sill wall plays a certain role in the distribution of the stress of the building although the sill wall does not bear the weight. In the prior art, the process for manufacturing the ridge wall generally adopts firing bricks or cement bricks for on-site building, so that the brick structure is tightly matched with the steel bars reserved in other finished structures, and the ridge wall is connected with other building structures. However, the ridge wall is generally long, the work load of building the wall is large, the building of the ridge wall needs a long time, and the building efficiency is low.
In order to solve the above problems, the present invention provides a concrete connection structure, which aims to shorten a construction period and improve building efficiency, and fig. 1 to 2 are schematic structural diagrams of an embodiment of the concrete connection structure according to the present invention.
Referring to fig. 1 to 2, the present invention provides a concrete connection structure, including a plurality of prefabricated foundations 1, a plurality of strip foundations 3, and a plurality of prefabricated sill walls 2, where the prefabricated foundations 1 includes a horizontally extending base 12 and structural columns 11 disposed at the upper end of the base 12 and extending in the vertical direction, the base 12 is configured to be disposed in a trench, each strip foundation 3 is connected between two of the bases 12 in a pouring manner, and each prefabricated sill wall 2 is connected between two of the structural columns 11.
The technical scheme of the invention provides a concrete connection structure, which comprises a plurality of prefabricated foundations 1, a plurality of strip foundations 3 and a plurality of prefabricated sill walls 2, wherein each prefabricated foundation 1 comprises a base 12 extending horizontally and structural columns 11 extending vertically, the structural columns 11 are arranged on the bases 12, the bases 12 are arranged in a geosyncline at intervals, each strip foundation 3 is connected between two bases 12 through pouring to serve as a building structure foundation of the prefabricated sill walls 2, and each prefabricated sill wall 2 is connected between two structural columns 11 and is arranged at the top end of the strip foundation 3. Different from cast in situ structure post 11 among the prior art, the building mode of building the bank wall now constructs structure post 11 and prefabricated bank wall 2 through the prefabricated mode in the mill, can directly use prefabricated structure post 11 and prefabricated bank wall 2 in the building place, save time shortens construction period.
It should be noted that the connection mode between the structural column 11 and the prefabricated threshold wall 2 may be any connection mode capable of connecting the two, for example, concrete is filled in the gap between the structural column 11 and the prefabricated threshold 2, or the two are connected into a whole through a steel plate connection structure, which is not limited in this respect. It can be understood that the structural columns 11 and the prefabricated sill wall 2 are connected through concrete, and are integrated, so that stress release of a building structure is not facilitated, and the prefabricated sill wall 2 and the structural columns 11 are connected into a whole instead of being integrated through arrangement of steel plate connecting structural components through a steel plate connecting structure, so that stress can be released in a later use process.
Therefore, in an embodiment of the present invention, it is preferable that the prefabricated sill wall 2 and the structural columns 11 are connected into a whole by a steel plate connection structure, the steel plate connection structure includes two first connection steel plates 111, two second connection steel plates 21 and two overlapping steel plates 4, specifically, one surface of the structural column 11 opposite to the prefabricated sill wall 2 is used as a first connection side surface, two side surfaces at two sides of the first connection side surface are used as first connection side surfaces, and the first connection steel plates 111 are arranged on the first connection side surface and one of the first connection side surfaces; taking one surface of the prefabricated sill wall 2 opposite to the structural column 11 as a second butt-joint side surface, taking two side surfaces at two sides of the second butt-joint side surface as second connection side surfaces, and arranging second connection steel plates 21 on the two second connection side surfaces; the corresponding first connecting steel plate 111 and the second connecting steel plate 21 are respectively connected through the two overlapping steel plates 4; the first connecting steel plate 111 arranged on one of the first connecting side faces is flush with one of the second connecting steel plates 21, correspondingly, the lap joint steel plate 4 is arranged in a flat plate manner, and the lap joint steel plate 4 is only fixedly connected with the first connecting steel plate 111 and is attached to the second connecting steel plate 21; locate another of first butt joint side first splice plate 111 is the contained angle setting with another second splice plate 21 is, corresponds, overlap joint steel sheet 4 includes two splice plate arms that are the contained angle setting, two splice plate wall pastes respectively and locates correspondingly first splice plate 111 with second splice plate 21, and with first splice plate 111 is corresponding the splice plate wall with first splice plate 111 fixed connection, another the splice plate wall with the laminating of second splice plate 21 can, understandably, two the part that overlap joint steel sheet 4 corresponds with two second splice plate 21 has formed a slot, understandably, the both sides wall body of prefabricated bank wall 2 imbeds through the mode of pegging graft in the slot, has realized with prefabricated bank wall 2 with the technical effect that structure post 11 is connected, simultaneously, the connected mode of pegging graft reduces other building structures to prefabricated bank wall 2 is ascending restriction in the up and down direction, prefabricated bank wall 2 can release stress in the up and down direction, avoids prefabricated bank wall 2 fracture leads to the building structure unstability.
In order to facilitate hoisting of the prefabricated weir wall 2 and the prefabricated foundation 1, in an embodiment of the invention, lifting lugs are arranged on the prefabricated weir wall 2 and the prefabricated foundation 1, so that the prefabricated weir wall 2 and the prefabricated foundation 1 can be lifted for transportation and installation through the lifting lugs, and the structures of the prefabricated weir wall 2 and the prefabricated foundation 1 are not easily damaged.
In order to fixedly connect the prefabricated bank wall 2 and the strip foundation 3, in an embodiment of the present invention, when the prefabricated bank wall 2 is installed, a gap is left between the prefabricated bank wall 2 and the strip foundation 3, and in a later period, the gap is filled with grouting material to fixedly connect the prefabricated bank wall 2 and the strip foundation 3, and the connection between the prefabricated bank wall 2 and the strip foundation 3 is more stable through concrete materials such as grouting material.
It can be understood that, in the above embodiment, the prefabricated threshold wall 2 is fixedly connected to the bar base 3, if the weight of the prefabricated threshold wall 2 is completely applied to the bar base 3, the bar base 3 and the prefabricated threshold wall 2 may have a problem of overall sinking in the building engineering, in order to solve the problem, in an embodiment of the present invention, the height of the base 12 is higher than the height of the bar base 3 to form a step, two sides of the bottom of the prefabricated threshold wall 2 are respectively provided with a notch, and the step is matched with the notch to distribute a part of the weight of the prefabricated threshold wall 2 to the prefabricated foundation 1, i.e., the base 12, so as to increase the stressed area and delay the sinking of the concrete connecting structure 1000. The outer contour of the step needs to be the same as the inner contour of the notch, so that the prefabricated sill wall 2 structure is prevented from being damaged due to local stress at the bottom of the sill wall 2.
The present invention further provides an installation method of a concrete connection structure, please refer to fig. 3, where fig. 3 is a schematic flow chart of a first embodiment of the installation method of the concrete connection structure provided by the present invention, and the installation method of the concrete connection structure includes the following steps:
s10, forming a ground groove;
s20, pouring concrete in the geosyncline to form a concrete cushion;
s30, arranging prefabricated foundations 1 in the trench at intervals according to the size of the prefabricated ridge wall 2, and placing bases 12 of the prefabricated foundations 1 on the concrete cushion layer;
s40, pouring concrete between two adjacent bases 12 to form a strip foundation 3, and connecting the strip foundation 3 with the bases 12 on two sides of the strip foundation;
s50, installing the prefabricated ridge wall 2 on the strip foundation 3, fixedly connecting the bottom of the prefabricated ridge wall 2 with the upper surface of the strip foundation 3, and connecting the prefabricated ridge wall 2 and the structural columns 11 of the prefabricated foundation 1 into a whole through a steel plate connecting structure;
s60, filling the geosyncline with backfill soil.
In the embodiment, the prefabricated foundation 1 and the prefabricated ridge wall 2 are used, cast-in-place construction is not needed, the construction operation process is simplified, and the construction period is shortened.
Referring to fig. 4, fig. 4 is a schematic flow chart of a second embodiment of the installation method of the concrete connection structure provided by the present invention, and it can be understood that, in order to fixedly connect the prefabricated sill wall 2 and the bar bases 3 into a whole and increase the stability of the building structure, in another embodiment of the present invention, before the step of installing the prefabricated sill wall 2 on the bar bases 3, fixedly connecting the bottom of the prefabricated sill wall 2 and the upper surfaces of the bar bases 3, and connecting the prefabricated sill wall 2 and the structural columns 11 of the prefabricated foundation 1 into a whole through the steel plate connection structure, the following steps are further included:
s49, arranging a plurality of cushion blocks on the upper surface of the bar base 3 to form a gap between the prefabricated weir wall 2 and the bar base 3;
the method comprises the following steps of installing the prefabricated weir wall 2 on the strip foundation 3, fixedly connecting the bottom of the prefabricated weir wall 2 with the upper surface of the strip foundation 3, and connecting the prefabricated weir wall 2 and the structural columns 11 of the prefabricated foundation 1 into a whole through a steel plate connecting structure, wherein the steps comprise the following steps:
s51, covering the gap with a template to form a pouring space, and filling grouting material into the pouring space to fixedly connect the strip foundation 3 and the prefabricated ridge wall 2.
In the above embodiment, the precast sill wall 2 is used to construct the concrete connection structure 1000, no brick-built sill wall is used, the strip foundation 3 is affected by the fact that the strip foundation 3 can be matched with the brick-built sill wall without the need of reserving reinforcing steel bars, the manufacturing process for casting the strip foundation 3 is simplified, and concrete materials such as grouting materials are used to enable the connection between the strip foundation 3 and the precast sill wall 2 to be more stable.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings, or any other related technical fields, which are directly or indirectly applied to the present invention, are included in the scope of the present invention.
Claims (10)
1. A concrete connecting structure, comprising:
the prefabricated foundations comprise a base extending horizontally and a structural column arranged at the upper end of the base and extending vertically, and the base is arranged in a ground groove;
the strip foundations are connected between the two bases in a pouring mode; and (c) a second step of,
a plurality of prefabricated bank walls, each prefabricated bank wall is connected two between the structure post.
2. The concrete connection structure according to claim 1, wherein the prefabricated sill wall and the structural columns are integrally connected by a steel plate connection structure.
3. The concrete connecting structure according to claim 2, wherein the structural columns have a first butting side face and two first connecting side faces on both sides of the first butting side face, and first connecting steel plates are provided on the first butting side face and one of the first connecting side faces;
the prefabricated sill wall is provided with a second butt joint side face and two second connection side faces positioned on two sides of the second butt joint side face, and second connection steel plates are arranged on the two second connection side faces;
the concrete connecting structure also comprises two lap joint steel plates, and the two lap joint steel plates are respectively connected with the corresponding first connecting steel plate and the second connecting steel plate;
the steel plate connecting structure comprises two first connecting steel plates, two second connecting steel plates and two lap joint steel plates.
4. The concrete connecting structure according to claim 3, wherein the first connecting steel plate provided on one of the first connecting sides is flush with one of the second connecting steel plates, and correspondingly, the lap-joint steel plates are flat; and/or the presence of a gas in the atmosphere,
locate first butt joint side first splice plate and another second splice plate is the contained angle setting, corresponds, the overlap joint steel sheet includes two splice plate arms that are the contained angle setting, two the splice plate wall pastes respectively and locates the correspondence first splice plate with second splice plate.
5. The concrete connecting structure according to claim 1, wherein lifting lugs are provided on both the prefabricated weir wall and the prefabricated foundation.
6. The concrete connecting structure according to claim 1, wherein a grouting material is filled between the prefabricated threshold wall and the bar base to fixedly connect the prefabricated threshold wall and the bar base.
7. The concrete connecting structure according to claim 1, wherein the height of the base is higher than that of the bar base to form a step, notches are provided on both sides of the bottom of the precast sill wall, and the outer contour of the step is the same as the inner contour of the notch, so that the step fits the notch.
8. A method of installing a concrete joint structure, the method comprising:
arranging a ground groove;
pouring concrete in the geosyncline to form a concrete cushion;
arranging prefabricated foundations at intervals in the trench according to the size of the prefabricated ridge wall, and placing bases of the prefabricated foundations on the concrete cushion;
pouring concrete between two adjacent bases to form a strip base, and connecting the strip base with the bases on two sides of the strip base;
installing the prefabricated ridge wall on the bar foundation, fixedly connecting the bottom of the prefabricated ridge wall with the upper surface of the bar foundation, and connecting the prefabricated ridge wall and the structural column of the prefabricated foundation into a whole through a steel plate connecting structure;
and filling the geosyncline with backfill soil.
9. The method for installing a concrete connecting structure according to claim 8, wherein the step of installing the prefabricated threshold wall on the bar base, fixedly connecting the bottom of the prefabricated threshold wall to the upper surface of the bar base, and integrally connecting the prefabricated threshold wall to the structural columns of the prefabricated foundation through the steel plate connecting structure further comprises:
and arranging a plurality of cushion blocks on the upper surface of the bar base to form a gap between the prefabricated weir wall and the bar base.
10. The method for installing a concrete connecting structure according to claim 9, wherein the step of installing the prefabricated threshold wall on the bar base, fixedly connecting the bottom of the prefabricated threshold wall to the upper surface of the bar base, and integrally connecting the prefabricated threshold wall to the structural columns of the prefabricated foundation through the steel plate connecting structure further comprises:
and covering the gap with a template to form a grouting space, and filling grouting material into the grouting space to fixedly connect the strip foundation with the prefabricated ridge wall.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211148648.4A CN115405019A (en) | 2022-09-19 | 2022-09-19 | Concrete connection structure and installation method thereof |
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| CN202211148648.4A CN115405019A (en) | 2022-09-19 | 2022-09-19 | Concrete connection structure and installation method thereof |
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| CN115405019A true CN115405019A (en) | 2022-11-29 |
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| US20220002991A1 (en) * | 2020-05-19 | 2022-01-06 | Pre-Form Systems | System and method for modular construction |
| CN114319410A (en) * | 2021-12-28 | 2022-04-12 | 哈尔滨高格装配式建筑科技股份有限公司 | Wind power generation grid-connected power equipment assembly type foundation structure and installation construction process |
| CN217079956U (en) * | 2021-12-30 | 2022-07-29 | 山东天齐明达住工科技有限公司 | Assembled building enclosure |
-
2022
- 2022-09-19 CN CN202211148648.4A patent/CN115405019A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208563561U (en) * | 2018-07-19 | 2019-03-01 | 邛崃三柚建筑机械有限公司 | It is a kind of can be with the assembled architecture component of fast hoisting |
| CN108951870A (en) * | 2018-07-26 | 2018-12-07 | 陕西建筑产业投资集团有限公司 | A kind of method of construction of the full assembly concrete shear wall structure system of low layer |
| US20220002991A1 (en) * | 2020-05-19 | 2022-01-06 | Pre-Form Systems | System and method for modular construction |
| CN112252360A (en) * | 2020-10-27 | 2021-01-22 | 招商局重庆交通科研设计院有限公司 | Prefabricated retaining wall and construction method thereof |
| CN114319410A (en) * | 2021-12-28 | 2022-04-12 | 哈尔滨高格装配式建筑科技股份有限公司 | Wind power generation grid-connected power equipment assembly type foundation structure and installation construction process |
| CN217079956U (en) * | 2021-12-30 | 2022-07-29 | 山东天齐明达住工科技有限公司 | Assembled building enclosure |
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