CN217974788U

CN217974788U - Unbonded prestressed module assembling structure

Info

Publication number: CN217974788U
Application number: CN202122628623.1U
Authority: CN
Inventors: 李冰; 倪威; 井泉; 朱圣妤
Original assignee: Architecture Design and Research Institute of Tongji University Group Co Ltd
Current assignee: Architecture Design and Research Institute of Tongji University Group Co Ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-12-06
Anticipated expiration: 2031-10-29

Abstract

The utility model relates to a structure is assembled to unbonded prestressing force module, including a plurality of splice (1), a plurality of backing plate (2) and a plurality of prestressing tendons (3), splice (1) be the cube bodily form, a plurality of splice (1) splice along vertical direction or horizontal direction, a plurality of pieces of concatenation about every prestressing tendons (3) vertical pass, every backing plate (2) set up between two splice (1) of the adjacent concatenation of level. Compared with the prior art, the utility model has the advantages of the dismouting is nimble, reuse, economic benefits is high, environmental pollution is little and construction noise is little.

Description

Unbonded prestressed module assembling structure

Technical Field

The utility model belongs to the technical field of the assembly type structure technique and specifically relates to a structure is assembled to unbonded prestressing force module is related to.

Background

With the development of socio-economy, the application of the assembly type building structure system is more and more extensive. The prefabricated building is formed by assembling prefabricated components on a construction site, and has the advantages of high construction speed, small restriction by weather conditions, labor saving and building quality improvement, most of the prefabricated buildings adopt traditional reinforced concrete materials as the raw materials of assembly modules of the prefabricated building, the assembly modules are connected in the traditional bolt connection, welding and other modes, concrete is required to be poured on assembly connection positions on a construction site after assembly connection, and the modules are assembled after the concrete is poured and formed. However, for temporary buildings, the assembled monolithic concrete member cannot be used continuously after the structure is removed, and the steel structural member is difficult to be directly used in other buildings due to the limitation of the specifications of the members, nodes and other factors.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a structure is assembled to unbonded prestressed module in order to overcome the defect that above-mentioned prior art exists, the dismouting is nimble, but reuse, and economic benefits is high, and environmental pollution is little, and the construction noise is little.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a structure is assembled to unbonded prestressing force module, includes a plurality of splice, a plurality of backing plate and a plurality of prestressing tendons, the splice be the cube bodily form, a plurality of splices splice along vertical direction or horizontal direction concatenation, a plurality of pieces of concatenation about every prestressing tendons is vertical to be passed, every backing plate sets up between two splice that the adjacent concatenation of level.

Furthermore, the splicing blocks are made of glass fiber reinforced plastics.

Furthermore, the splicing blocks comprise a cubic frame and a plurality of grid plates, and the grid plates are arranged in the cubic frame at intervals in parallel.

Furthermore, the prestressed tendons are steel bars or steel strands.

Further, the material of the backing plate is steel.

Furthermore, a first reserved rib hole matched with the prestressed rib is formed in the corner of the splicing block, and the prestressed rib penetrates through the first reserved rib hole.

Furthermore, a reserved groove matched with the backing plate is arranged on the splicing block.

Furthermore, a second reserved rib hole matched with the prestressed rib is formed in the base plate, and the prestressed rib penetrates through the second reserved rib hole.

Furthermore, the backing plate is divided into a corner backing plate, an edge backing plate and a middle backing plate, the corner backing plate is arranged on the reserved grooves without adjacent splicing blocks, the edge backing plate is arranged on two adjacent reserved grooves, and the middle backing plate is arranged on four adjacent reserved grooves.

Furthermore, the upper end of the prestressed rib is fixed on the base plate through a nut, and the lower end of the prestressed rib is fixed on the base plate through plug welding with the second reserved rib hole.

Compared with the prior art, the utility model discloses has with following beneficial effect:

(1) The utility model discloses unbonded prestressed module assembly structure includes a plurality of pieces of concatenation piece, a plurality of backing plates and a plurality of prestressing tendons, the concatenation piece is the cube bodily form, a plurality of pieces of concatenation piece is along vertical direction or horizontal direction concatenation, every prestressing tendons passes a plurality of pieces of concatenation from top to bottom vertically, every backing plate sets up between two concatenation pieces that the level is adjacent to splice, rely on the prestressing tendons of tensioning to exert unbonded prestressing force, need not the slip casting between the concatenation piece seam, the frictional force transmission shear force that forms between the concatenation piece seam, the dismouting is nimble, construction noise is little, construction cycle is short, can reuse in different buildings simultaneously, can a large amount of resources are saved, economic benefits is high, and environmental pollution is little, especially to interim building, landscape type building, the structure is very practical;

(2) The splicing blocks of the utility model are made of glass fiber reinforced plastics, have high rigidity and light weight, and are convenient to disassemble, assemble and transport;

(3) The utility model discloses the splice block includes cube frame and a plurality of grid plates, and a plurality of grid plates are parallel to be set up in cube frame at an interval, under the circumstances that guarantees the rigidity requirement, further lighten the quality of splice block, facilitate dismouting and transport, reduce the cost;

(4) The utility model discloses be equipped with the preformed groove who matches with the backing plate on the splice, the splice inlays to be established in the splice, guarantees splice rigidity.

Drawings

FIG. 1 is an elevation view of an unbonded prestressed modular construction;

FIG. 2 is a plan view of a unbonded prestressed modular construction;

FIG. 3 is an elevation view of a splice block;

FIG. 4 is a plan view of a tile;

FIG. 5 is a schematic view of the assembly of the upper end of the tendon and the pad;

FIG. 6 is a schematic view of the assembly of the middle part of the tendon and the pad;

FIG. 7 is a schematic view of the assembly of the lower end of the tendon and the pad;

FIG. 8 is a plan view of the corner pad;

FIG. 9 is a plan view of the edge pad;

FIG. 10 is a plan view of an intermediate shim plate;

the reference numbers in the figures illustrate:

1. the novel steel plate comprises splicing blocks, a backing plate, a corner backing plate, a marginal backing plate, a middle backing plate, a prestressed rib, a nut, a splicing block joint, a backing plate joint, a second reserved rib hole, a first reserved rib hole, a groove, a cubic frame and a grid plate, wherein the splicing blocks are 2, the corner backing plate is 2-1, the marginal backing plate is 2-2, the middle backing plate is 2-3, the prestressed rib is 3, the nut is 4, the splicing block joint is 5, the backing plate joint is 6, the second reserved rib hole is 7, the first reserved rib hole is 8, the groove is 9, the cubic frame is 11, and the grid plate is 12.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments. The embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.

Example 1

The utility model provides a structure is assembled to unbonded prestressing force module, as fig. 1, fig. 2, fig. 3 and fig. 4, includes a plurality of splice 1, a plurality of backing plate 2 and a plurality of prestressing tendons 3, and splice 1 is the cube bodily form, and a plurality of splice 1 splices along vertical direction or horizontal direction, and every prestressing tendons 3 vertically passes a plurality of pieces of concatenation from top to bottom, and every backing plate 2 sets up between two splice 1 of the adjacent concatenation of level.

Need not the slip casting between splice piece seam 5, do not have wet seam, rely on the prestressing tendons 3 of tensioning to exert no bonding prestressing force, the frictional force transmission shear force that forms between splice piece seam 5.

The prestressed tendons 3 are steel bars or steel strands, and the base plate 2 is made of steel.

Splice 1 bight symmetry of piece is equipped with the first muscle hole 8 of reserving that matches with prestressing tendons 3, and every bight sets up a first muscle hole 8 of reserving at least, and prestressing tendons 3 passes first muscle hole 8 of reserving.

As shown in fig. 6, a second pre-stressed rib hole 7 matched with the pre-stressed rib 3 is formed in the backing plate 2, the pre-stressed rib 3 penetrates through the second pre-stressed rib hole 7, as shown in fig. 5 and 7, the upper end of the pre-stressed rib 3 is fixed on the backing plate 2 through a nut 4, and the lower end of the pre-stressed rib is fixed on the backing plate 2 through plug welding with the second pre-stressed rib hole 7.

Temporary main body bearing members such as beams, columns or floors are assembled by the splicing blocks 1, splicing is achieved between the splicing blocks 1 through the prestressed tendons 3 and the backing plates 2, the splicing blocks are flexible to assemble and disassemble, construction noise is low, construction period is short, the splicing blocks can be repeatedly used in different buildings, environmental pollution is low, a large amount of resources can be saved, economic benefit is high, and the splicing blocks are very practical especially for temporary buildings, landscape buildings and structures.

The mutually contacted backing plates 2 are planed and tightly propped to ensure the reliable force transmission of the backing plate seams 6.

When the unbonded prestressed module assembling structure is installed, splicing blocks 1 are overlapped in the horizontal direction or the vertical direction, the splicing blocks 1 which are positioned at the same horizontal height and adjacent are fixed through a backing plate 2, after the overlapping is completed, prestressed ribs 3 penetrate through first reserved rib holes 8 of the splicing blocks 1 in an array, the lower ends of prestressed ribs 3 are fixed firstly, the upper ends of the prestressed ribs 3 are tensioned to be fixed after required stress is calculated, the splicing blocks 1 which are positioned at the same horizontal height and adjacent are fixed through the backing plate 2, and the installation is completed.

Example 2

In this embodiment, the material of splice 1 is glass fiber reinforced plastic, and rigidity is big and the quality is light, is convenient for dismouting and transport.

As shown in fig. 3 and 4, the splice 1 includes a cubic frame 11 and a plurality of grid plates 12, the grid plates 12 are arranged in the cubic frame 11 at intervals in parallel, so that the quality of the splice 1 is further reduced and the splice is convenient to disassemble, assemble and transport under the condition of ensuring the rigidity requirement.

Example 3

In this embodiment, the splicing blocks 1 are provided with reserved grooves 9 matched with the backing plates 2, as shown in fig. 8, 9 and 10, the backing plates 2 are divided into angle backing plates 2-1, edge backing plates 2-2 and middle backing plates 2-3 according to different installation positions, the angle backing plates 2-1 are arranged on the reserved grooves 9 without the adjacent splicing blocks 1, the edge backing plates 2-2 are arranged on the two adjacent reserved grooves 9, the middle backing plates 2-3 are arranged on the four adjacent reserved grooves 9, the splicing blocks 1 are embedded in the splicing blocks 1, and the position of the splicing blocks 1 is guaranteed to be fixed.

The embodiment 1, the embodiment 2 and the embodiment 3 provide a structure is assembled to unbonded prestressing force module, rely on tensioned prestressing tendons 3 to exert unbonded prestressing force, do not have wet seam, the dismouting is nimble, the construction noise is little, construction cycle is short, can reuse in different buildings, environmental pollution is little, can a large amount of resources are saved, economic benefits is high, and is very practical especially to temporary buildings, view class building, structure.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. The utility model provides a structure is assembled to unbonded prestressing force module, its characterized in that includes a plurality of splice (1), a plurality of backing plate (2) and a plurality of prestressing tendons (3), splice (1) be the cube bodily form, a plurality of splice (1) splice along vertical direction or horizontal direction, a plurality of pieces of concatenation about every prestressing tendon (3) vertical passing, every backing plate (2) set up between two splice (1) of the adjacent concatenation of level.

2. The unbonded prestressed modular assembly structure as claimed in claim 1, wherein said blocks (1) are made of glass fiber reinforced plastic.

3. The unbonded prestressed modular construction according to claim 1, wherein said blocks (1) comprise a cubic frame (11) and a plurality of grid plates (12), said grid plates (12) being arranged in parallel and spaced apart in said cubic frame (11).

4. The unbonded prestressed modular assembly structure of claim 1, wherein said tendons (3) are steel bars or steel strands.

5. The unbonded prestressed modular assembly structure of claim 1, wherein said backing plate (2) is made of steel.

6. The unbonded prestressed module assembling structure of claim 1, wherein the corners of said blocks (1) are provided with first pre-stressed rib holes (8) matching with the prestressed ribs (3), and said prestressed ribs (3) pass through the first pre-stressed rib holes (8).

7. The unbonded prestressed modular construction according to claim 6, characterized in that said splice (1) is provided with a preformed groove (9) matching said backing plate (2).

8. The unbonded prestressed module assembling structure of claim 7, wherein said backing plate (2) is provided with a second pre-stressed rib hole (7) matching with said prestressed rib (3), and said prestressed rib (3) passes through said second pre-stressed rib hole (7).

9. The unbonded prestressed module assembling structure of claim 8, wherein said backing plate (2) is divided into corner backing plates (2-1), edge backing plates (2-2) and middle backing plates (2-3), said corner backing plates (2-1) are disposed on the reserved grooves (9) without adjacent splice blocks (1), said edge backing plates (2-2) are disposed on two adjacent reserved grooves (9), and said middle backing plates (2-3) are disposed on four adjacent reserved grooves (9).

10. The unbonded prestressed module assembling structure of claim 8, wherein the upper end of said prestressed reinforcement (3) is fixed on the backing plate (2) by means of a nut (4), and the lower end is fixed on the backing plate (2) by means of plug welding with the second preformed reinforcement hole (7).