CN215594389U - High-prefabrication-rate assembly type structure system for frozen soil area - Google Patents
High-prefabrication-rate assembly type structure system for frozen soil area Download PDFInfo
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- CN215594389U CN215594389U CN202121510621.6U CN202121510621U CN215594389U CN 215594389 U CN215594389 U CN 215594389U CN 202121510621 U CN202121510621 U CN 202121510621U CN 215594389 U CN215594389 U CN 215594389U
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Abstract
The utility model discloses a high-prefabrication-rate fabricated structure system for a frozen soil area, which comprises a plurality of prefabricated wall plate parts and floor plate parts; the adjacent prefabricated wall plates are connected through a first connecting piece; the first connecting piece comprises a first connecting plate and a first bolt for connecting the first connecting plate and the prefabricated wall plate; the bracket is installed to the inboard of prefabricated wall plate spare, floor spare is shelved on the bracket. According to the high prefabrication rate fabricated structure system for the frozen soil area, the prefabricated components are connected through the bolts, construction is more convenient, formwork support and formwork removal of a large amount of cast-in-place concrete on site are avoided, wet operation time is reduced, construction efficiency is improved, construction period is shortened, construction progress is guaranteed, and the problems that construction period of cast-in-place concrete building in the plateau frozen soil area is long, labor is used, resource waste is large and the like can be solved.
Description
Technical Field
The utility model relates to the technical field of assembly type building design and construction, in particular to a high-prefabrication-rate assembly type structure system for a frozen soil area.
Background
The natural environment of plateau regions is severe, the occupied area of frozen soil regions is wide, the temperature difference between day and night is large, and the plateau regions are accompanied by strong wind weather, so that the construction time is short, and the human resources are deficient. Due to these characteristics, the construction of engineering structures in plateau permafrost regions is extremely difficult. At present, the traditional construction process of the building engineering in the plateau area mostly adopts cast-in-place, but the construction method is greatly influenced by the environment, the on-site wet operation time is short due to severe weather, the construction efficiency is low, the construction period is short, and a large amount of manpower resources and time are consumed for the building construction.
SUMMERY OF THE UTILITY MODEL
The technical problem underlying the present invention is therefore to overcome the above-mentioned drawbacks of the prior art, and to provide a high prefabrication rate fabricated structural system for frozen ground areas.
To this end, the high prefabrication rate fabricated structure system for frozen soil areas comprises a plurality of prefabricated wall plate parts and floor plate parts; the adjacent prefabricated wall plates are connected through a first connecting piece; the first connecting piece comprises a first connecting plate and a first bolt for connecting the first connecting plate and the prefabricated wall plate; the bracket is installed to the inboard of prefabricated wall plate spare, floor spare is shelved on the bracket.
Preferably, the prefabricated wall panel pieces comprise a sandwich wall panel and a connecting wall panel; the sandwich wallboard comprises a first plate body and a second plate body, wherein the first plate body and the second plate body are connected to form a step part; the connecting wall plate is placed between the step parts of the adjacent sandwich wall plates; the connecting wall plate and the adjacent sandwich wall plate surround to form a window.
Preferably, the joints of the prefabricated wall panel parts adopt tongue-and-groove structures, and are embedded with sealing waterproof strips.
Preferably, first connecting grooves are formed in two sides of the prefabricated wall plate; the first connecting plate is placed in the first connecting groove of the adjacent prefabricated wall panel piece and is flush with the outer surface of the prefabricated wall panel piece.
Preferably, an overhead layer is also included; the overhead layer comprises a prefabricated foundation, overhead layer columns and a transfer beam, the overhead layer columns are connected with the foundation, and the transfer beam is arranged on the overhead layer columns; the prefabricated wall plate is connected with the conversion beam through a second connecting piece, and the second connecting piece comprises a second connecting plate and a second bolt; and the second bolt is respectively connected with the second connecting plate and the prefabricated wall plate part or the second connecting plate and the transfer beam.
Preferably, the upper part of the conversion beam is provided with a second connecting groove, and the bottom of the prefabricated wall plate part is provided with a third connecting groove corresponding to the second connecting groove; the second connecting plate is placed in the second connecting groove and the third connecting groove and is flush with the outer surfaces of the prefabricated wall plate piece and the conversion beam.
Preferably, the sandwich wall panel is filled with extruded polystyrene board.
According to the high prefabrication rate fabricated structure system for the frozen soil area, the prefabricated components are connected through the bolts, construction is more convenient, formwork support and formwork removal of a large amount of cast-in-place concrete on site are avoided, wet operation time is reduced, construction efficiency is improved, construction period is shortened, construction progress is guaranteed, and the problems that construction period of cast-in-place concrete building in the plateau frozen soil area is long, labor is used, resource waste is large and the like can be solved.
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, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic diagram of a high prefabrication rate fabricated structural system for frozen soil areas provided by the present invention;
FIG. 2 is a front view of a connection structure between prefabricated wall panel units according to the present invention;
FIG. 3 is a partial sectional view of a connecting structure between prefabricated wall panel units according to the present invention;
FIG. 4 is a front view of a connection structure between prefabricated wall panel units and a transfer beam according to the present invention;
fig. 5 is a partial sectional view illustrating a coupling structure between precast wall panel units and a transfer beam according to the present invention.
Reference numerals: 1. prefabricating wall plate members; 11. a sandwich wall panel; 111. a first plate body; 112. a second plate body; 12. connecting the wall boards; 2. a floor member; 3. a first connecting member; 31. a first connecting plate; 32. a first bolt; 4. a first connecting groove; 5. a foundation; 6. overhead layer columns; 7. a transfer beam; 8. a second connecting member; 81. a second connecting plate; 82. a second bolt; 9. a second connecting groove; 10. and a third connecting groove.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1 to 5, the present embodiment provides a high prefabrication rate fabricated structural system for frozen soil areas, including a plurality of prefabricated wall panel elements 1 and floor panel elements 2; the adjacent prefabricated wall plates 1 are connected through a first connecting piece 3; the first connecting member 3 comprises a first connecting plate 31 and a first bolt 32 connecting the first connecting plate 31 and the prefabricated wall panel member 1; the bracket is installed to the inboard of prefabricated wall plate spare 1, floor plate spare 2 is shelved on the bracket.
In this embodiment, the prefabricated wall panel member 1 and the floor panel member 2 are both prefabricated members manufactured in advance in a factory, and the floor panel member 2 includes a first floor and a roof floor, the first floor is made of SP slabs 250mm thick, and the roof floor is made of SP slabs 120mm thick. On the site where building engineering needs to be built in the plateau frozen soil area, the prefabricated wall plate parts 1 and the floor plate parts 2 are assembled and connected through the first connecting parts 3 to form an assembled structure, wet operation time is shortened, construction efficiency is improved, construction period is shortened, and construction does not need to consume a large amount of human resources and time.
The prefabricated wall plate member 1 comprises a sandwich wall plate 11 and a connecting wall plate 12; the sandwich wall panel 11 comprises a first panel 111 and a second panel 112, wherein the first panel 111 and the second panel 112 are connected to form a step part; the connecting wall plate 12 is placed between the step portions of the adjacent sandwich wall plates 11; the connecting wall panel 12 surrounds and forms a window with the adjacent sandwich wall panel 11.
In this embodiment, since the width of the first plate 111 is greater than that of the second plate 112, an inwardly recessed step portion may occur at the connection portion between the first plate 111 and the second plate 112, and the connecting wall plate 12 is placed between the step portions of the adjacent sandwich wall plates 11, so that the sandwich wall plates 11 can bear the pressure of the connecting wall plates 12, and thus the force transmission path of the prefabricated wall plate 1 is simple and clear, the anti-seismic performance and the deformation performance are good, and the structure is more stable.
And the board seams of the prefabricated wall board parts 1 adopt tongue-and-groove structures, and are embedded with sealing waterproof strips.
In this embodiment, the heat insulation and waterproof effects of the prefabricated wall panel 1 can be ensured by adopting the tongue-and-groove structure between the slab joints of the prefabricated wall panel 1 and embedding the sealing waterproof strips.
Two sides of the prefabricated wall plate 1 are provided with first connecting grooves 4; the first connecting plate 31 is placed in the first connecting groove 4 of the adjacent prefabricated wall panel pieces 1 and is flush with the outer surfaces of the prefabricated wall panel pieces 1.
In this embodiment, the prefabricated wall panel 1 is a main load-bearing and lateral force-resisting member, and the first bolt 32 is a high-strength bolt; the first connecting plate 31 is placed in the first connecting groove 4 of the adjacent prefabricated wall panel member 1 and is flush with the outer surface of the prefabricated wall panel member 1, so that the flatness of the outer surface of the prefabricated wall panel member 1 can be ensured. The first connecting plate 31 and the prefabricated wall plate 1 are connected through the first bolt 32, so that the energy-saving performance of the building is improved, the building is easy to maintain and convenient to disassemble and can be repeatedly used.
The high prefabrication rate fabricated structural system also comprises an overhead layer; the overhead layer comprises a prefabricated foundation 5, overhead layer columns 6 and a transfer beam 7, the overhead layer columns 6 are connected with the foundation 5, and the transfer beam 7 is arranged on the overhead layer columns 6; the prefabricated wall plate part 1 is connected with the transfer beam 7 through a second connecting piece 8, and the second connecting piece 8 comprises a second connecting plate 81 and a second bolt 82; the second bolt 82 connects the second connecting plate 81 and the prefabricated wall panel 1, or the second connecting plate 81 and the transfer beam 7, respectively.
In the present embodiment, the foundation 5, the overhead bollard 6 and the transfer beam 7 are all components that are pre-manufactured in the factory. The cast-in-place section of the foundation 5 is reserved in the middle of the beam, the length of the post-cast section is 800/1050mm, and the main ribs are welded and connected on site; the overhead layer column 6 is connected with the foundation beam through a grouting sleeve, and is in cast-in-place connection with the conversion beam 7 through a node.
In this embodiment, through connecting prefabricated basis 5, built on stilts layer post 6 and transfer beam 7, form the integral frame construction of assembly, be connected prefabricated wallboard spare 1 with transfer beam 7, make prefabricated building and frozen soil ground form the built on stilts layer, can weaken the influence of indoor heating to the frozen soil, reduce the contact between building and the frozen soil, reduce heat-conduction, avoid the frozen swelling and the thaw damage that plateau frozen soil district brought for superstructure, guarantee plateau frozen soil district prefabricated building's construction quality and outward appearance quality, improve complex environment area prefabricated building's efficiency of construction.
A second connecting groove 9 is formed in the upper part of the conversion beam 7, and a third connecting groove 10 corresponding to the second connecting groove 9 is formed in the bottom of the prefabricated wall plate part 1; the second connecting plate 81 is placed in the second connecting groove 9 and the third connecting groove 10 flush with the outer surfaces of the prefabricated wall panel units 1 and the transfer beam 7.
In this embodiment, the second bolts 82 are pressure-bearing high-strength bolts, and the second connecting plates 81 are placed in the second connecting grooves 9 and the third connecting grooves 10 and are flush with the outer surfaces of the prefabricated wall panel 1 and the transfer beam 7, so that the flatness of the outer surfaces of the prefabricated wall panel 1 and the transfer beam 7 can be ensured. And the second connecting plate 81, the prefabricated wall plate part 1, the second connecting plate 81 and the transfer beam 7 are respectively connected by adopting a second bolt 82, and then the floor plate part 2 is paved to form the prefabricated concrete composite wall plate structural system building with high prefabrication rate, wherein the comprehensive prefabrication rate of the concrete structural members is 98.10%.
The sandwich wall panel 11 is filled with extruded polystyrene board.
In this embodiment, the extruded polystyrene sheets in the sandwich wall panel 11 are 60mm thick and the two side wall panels are 70mm thick. By filling the extruded polystyrene board in the sandwich wallboard 11, the sandwich wallboard can play a good role in heat insulation and improve the energy-saving performance of buildings on the basis of reducing the self weight of the wall and saving the consumption of concrete.
In the embodiment, the assembly type structure system is firmer, more attractive in appearance and more convenient to construct, all prefabricated parts form a standard series, the production is convenient, and the production cost is reduced; the method avoids formwork supporting and formwork removing of a large amount of cast-in-place concrete on site, reduces wet operation time, improves construction efficiency, can shorten construction period by about 20%, ensures construction progress, and solves the problems of long construction period, more manpower used, large resource waste and the like of cast-in-place concrete building in plateau frozen soil areas.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the utility model may be made without departing from the spirit or scope of the utility model.
Claims (7)
1. A high prefabrication rate fabricated structural system for frozen ground areas, comprising a plurality of prefabricated wall elements (1) and floor elements (2); the adjacent prefabricated wall plate parts (1) are connected through a first connecting piece (3); the first connecting piece (3) comprises a first connecting plate (31) and a first bolt (32) for connecting the first connecting plate (31) and the prefabricated wall plate piece (1); the bracket is installed to the inboard of prefabricated wall plate spare (1), floor plate spare (2) rest on the bracket.
2. A high prefabrication rate fabricated structural system for frozen ground areas according to claim 1, characterised in that said prefabricated wall panel pieces (1) comprise sandwich wall panels (11) and connecting wall panels (12); the sandwich wall panel (11) comprises a first panel body (111) and a second panel body (112), wherein the first panel body (111) and the second panel body (112) are connected to form a step part; the connecting wall plate (12) is placed between the step parts of the adjacent sandwich wall plates (11); the connecting wall plate (12) and the adjacent sandwich wall plate (11) surround to form a window.
3. A prefabricated high prefabricated rate assembly structure system for frozen soil areas according to claim 1, wherein the prefabricated wall panel units (1) are constructed with tongue-and-groove joints and embedded with waterproof sealing strips.
4. The prefabricated high prefabricated rate assembly type structure system for frozen soil area of claim 1, wherein said prefabricated wall plate members (1) are provided with first connecting grooves (4) at both sides; the first connecting plate (31) is placed in the first connecting groove (4) of the adjacent prefabricated wall plate element (1) and is flush with the outer surface of the prefabricated wall plate element (1).
5. A high prefabrication rate fabricated structural system for frozen ground areas as in claim 1 further including an overhead layer; the overhead layer comprises a prefabricated foundation (5), overhead layer columns (6) and a transfer beam (7), the overhead layer columns (6) are connected with the foundation (5), and the transfer beam (7) is arranged on the overhead layer columns (6); the prefabricated wall plate part (1) is connected with the transfer beam (7) through a second connecting piece (8), and the second connecting piece (8) comprises a second connecting plate (81) and a second bolt; and the second bolt is respectively connected with the second connecting plate and the prefabricated wall plate part or the second connecting plate and the transfer beam.
6. The fabricated structure system with high prefabrication rate for frozen soil areas according to claim 5, wherein the upper part of the conversion beam (7) is provided with a second connecting groove (9), and the bottom of the prefabricated wall panel part (1) is provided with a third connecting groove (10) corresponding to the position of the second connecting groove (9); the second connecting plate (81) is placed in the second connecting groove (9) and the third connecting groove (10) and is flush with the outer surfaces of the prefabricated wall panel part (1) and the conversion beam (7).
7. A high prefabrication rate fabricated structural system for frozen ground areas as in claim 2, characterised in that sandwich wall panels (11) are filled with extruded polystyrene board.
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| CN202121510621.6U CN215594389U (en) | 2021-07-05 | 2021-07-05 | High-prefabrication-rate assembly type structure system for frozen soil area |
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| CN202121510621.6U CN215594389U (en) | 2021-07-05 | 2021-07-05 | High-prefabrication-rate assembly type structure system for frozen soil area |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113293865A (en) * | 2021-07-05 | 2021-08-24 | 中铁建工集团有限公司 | High-prefabrication-rate assembled structure system for frozen soil area and construction method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113293865A (en) * | 2021-07-05 | 2021-08-24 | 中铁建工集团有限公司 | High-prefabrication-rate assembled structure system for frozen soil area and construction method thereof |
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