CN210828001U

CN210828001U - Be applied to close rib covering steel sheet and superstructure structure of construction container

Info

Publication number: CN210828001U
Application number: CN202020548753.7U
Authority: CN
Inventors: 杨晖柱; 李韵竹
Original assignee: Architecture Design and Research Institute of Tongji University Group Co Ltd
Current assignee: Huawei Digital Power Technologies Co Ltd
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-06-23
Anticipated expiration: 2030-04-14

Abstract

The utility model relates to a be applied to close rib steel skin plate and superstructure structure of architectural container, close rib steel skin plate conduct the bottom of the case of container, including long limit girder, minor face girder, equipartition secondary beam and floor steel sheet, two long limit girder and two the minor face girder connection forms a rectangular frame, long limit girder all connect in with the beam-ends of minor face girder the stand of container, it is a plurality of the equipartition secondary beam is on a parallel with the minor face girder setting, its beam-ends and long limit girder welded connection, floor steel sheet all is connected with long limit girder, minor face girder and equipartition secondary beam. Compared with the prior art, the utility model discloses can effectively promote box modular building structure's plane wholeness, anti shear capacity and the rigidity of shearing in the horizontal plane, and simple structure can realize the prefabricated production of mill, on-the-spot quick installation.

Description

Be applied to close rib covering steel sheet and superstructure structure of construction container

Technical Field

The utility model relates to a box building of prefabricated assembly especially relates to a be applied to close rib steel skin plate and superstructure structure of construction container.

Background

The prefabricated and assembled box-type modular building is continuously popularized in the fields of civil and industrial building structures due to the advantages of short construction period, high economic benefit and the like. The prefabricated assembled box type modular building is formed by splicing and installing containers prefabricated in a factory on site. Each container is taken as a structural unit, and the structural units are connected through horizontal or vertical connecting nodes to form a modular building structure. For example, patent application CN104060695A discloses a modular building and a construction method thereof, comprising: prefabricating at least two modular building units, so that each building unit forms a floor; prefabricating a plurality of supporting pieces; the building units are arranged at intervals in the vertical direction, and the supporting pieces are connected between every two adjacent building units, so that an expansion floor is formed between every two adjacent building units. The modular building comprises at least two prefabricated modular building units, each building unit forms a floor, the building units are arranged at intervals in the vertical direction, and a support piece is connected between every two adjacent building units, so that an expansion floor is formed between every two adjacent building units.

However, due to the structural characteristics, such modular building structures generally have the disadvantages of poor horizontal integrity, insufficient shear bearing capacity and shear rigidity of a floor structure and the like, and the structures often cannot meet the design specification requirements in the application of multi-story buildings or buildings in high seismic intensity areas.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the defect that above-mentioned prior art exists and provide a be applied to building container's dense rib steel skin plate and superstructure structure, have bigger anti bearing capacity and the rigidity of shearing, effectively promote the wholeness of container structure under the horizontal earthquake effect.

The purpose of the utility model can be realized through the following technical scheme:

the utility model provides a be applied to close rib steel skin of architectural container, this close rib steel skin conduct the bottom of the case of container, includes long limit girder, minor face girder, equipartition secondary beam and floor steel sheet, two long limit girder and two the minor face girder connection forms a rectangular frame, long limit girder all connect in with the beam-ends of minor face girder the stand of container, it is a plurality of the equipartition secondary beam is on a parallel with the minor face girder setting, its beam-ends and long limit girder welded connection, the floor steel sheet all is connected with long limit girder, minor face girder and equipartition secondary beam.

Further, the distance between every two adjacent uniformly distributed secondary beams is 300-500 mm.

And further, the long-side main beam, the short-side main beam and the uniformly distributed secondary beams are all made of steel.

Further, the section forms of the long-side main beam and the short-side main beam are rectangular or H-shaped.

Further, the cross section of the uniformly distributed secondary beams is in a groove shape or an H shape.

Furthermore, the long-side main beam and the short-side main beam are connected with the floor steel plate in a edgewise long full-length welding mode, and the uniformly distributed secondary beams are connected with the floor steel plate in a hole-opening plug welding mode.

Furthermore, the floor steel plate is a flat steel plate with the thickness of 4-10 mm.

And furthermore, when a plurality of containers with the ribbed skin steel plates are assembled, the adjacent long-side girders are connected through horizontal connecting nodes.

Furthermore, the horizontal connection node comprises a connection steel plate and a high-strength friction type bolt, a first hole site is reserved on the connection steel plate, a corresponding second hole site is reserved on the long-side girder, and the high-strength friction type bolt penetrates through the first hole site and the second hole site to realize the adjacent connection of the long-side girder.

The utility model also provides a dense rib covering superstructure structure, it is a plurality of dense rib covering steel sheet, it is adjacent through the horizontally connect nodal connection between the long limit girder.

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

(1) the utility model discloses a bottom of the case of dense rib steel skin plate as construction container for the container structure has bigger anti bearing capacity of shearing and rigidity of shearing in the superstructure plane, effectively promotes the wholeness of container structure under the horizontal earthquake effect, transmits the earthquake power in the superstructure plane for vertical anti lateral force structural system fully reliably.

(2) The utility model discloses a close rib steel skin plate has the superstructure steel sheet, and steel sheet itself has great shear rigidity, nevertheless very easily takes place the bucking unstability at the exclusive work. The utility model discloses in, weld long limit and minor face girder when the steel sheet is peripheral to trompil plug welding is connected to the secondary beam after, the secondary beam plays the effect that prevents steel sheet bucking unstability as the stiffening rib. Under the action of frequent earthquakes, the steel plate is in a complete elastic state, and buckling instability of the whole body and the part cannot occur; under the action of rare earthquakes, the steel plate does not have buckling instability in whole and local, only has material yield in a small area at the corner, and also has a certain shear-resistant bearing potential space.

(3) The utility model discloses adjacent long limit girder realizes connecting through vertical horizontal connection node of placing, and is provided with preset hole site and high strength friction type bolt, connects conveniently, and the reliability is high.

(4) The utility model discloses a close rib covering superstructure structure both undertakes and transmits vertical load, can effectively transmit horizontal load again simultaneously. The vertical load is transmitted to the main beam and the column step by step through the uniformly distributed secondary beams; and the horizontal force is transmitted to the vertical lateral force resisting structure system of the integral structure in the floor through the skin steel plate and the horizontal connecting node.

(5) The utility model discloses simple structure, make full use of the original functional component of container, the structural performance of the original component of furthest performance has improved structural efficiency and economic benefits, conveniently realizes the prefabricated production of mill and on-the-spot rapid installation.

Drawings

FIG. 1 is a schematic structural view of a container, wherein a bottom of the container is a ribbed skin steel plate;

FIG. 2 is a cross-sectional view of a ribbed skin steel plate taken along the long side girder direction, i.e., the direction 1-1 in FIG. 1;

FIG. 3 is a cross-sectional view of a ribbed skin steel plate taken along the short side girder direction, i.e., the direction 2-2 in FIG. 1;

FIG. 4 is a schematic plan view of a multi-ribbed floor structure;

FIG. 5 is a schematic diagram of a horizontal connection node;

fig. 6 is a cross-sectional view taken in the direction 3-3 of fig. 5.

Detailed Description

The present invention will be described in detail below 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

As shown in fig. 1-3, this embodiment provides a multi-ribbed skin steel sheet applied to construction container, this multi-ribbed skin steel sheet is as the bottom of the case of container, including long limit girder 11, minor face girder 12, equipartition secondary beam 21 and floor steel sheet 31, two long limit girders 11 and two minor face girders 12 are connected and are formed a rectangular frame, the beam-ends of long limit girder 11 and minor face girder 12 all connect in the stand of container, a plurality of equipartition secondary beams 21 are on a parallel with minor face girder 12 and set up, the interval between adjacent equipartition secondary beam 21 is 300 ~ 500mm, its beam-end and long limit girder 11 welded connection, floor steel sheet 31 and long limit girder 11, minor face girder 12 and equipartition secondary beam 21 are all connected.

The long-side main beam 11, the short-side main beam 12 and the uniformly distributed secondary beams 21 are all made of steel. The long side girder 11 and the short side girder 12 have rectangular or H-shaped cross sections, and the uniformly distributed secondary girders 21 have groove-shaped or H-shaped cross sections.

The floor steel plate 31 is a flat steel plate with the thickness of 4-10 mm. The uniform secondary beams 21 are arranged on the uniform secondary beams 21, the peripheries of the uniform secondary beams are welded with the top surfaces of the main beams, and the uniform secondary beams 21 are connected with the top surfaces of the secondary beams below the uniform secondary beams by plug welding, specifically, the long-side main beams 11 and the short-side main beams 12 are connected with the floor steel plates 31 by full-length welding along the edges, and the uniform secondary beams 21 are connected with the floor steel plates 31 by plug welding with holes. In this embodiment, the uniformly distributed secondary beams 21 are plug welded to the floor steel plates at the quartered positions, respectively.

As shown in fig. 4, when a plurality of containers with ribbed skin steel plates are assembled, the adjacent long-side girders 11 can be connected by horizontal connecting nodes 41.

Example 2

As shown in fig. 4, the present embodiment provides a multi-ribbed skin floor structure, which includes a plurality of multi-ribbed skin steel plates according to embodiment 1, and adjacent long-side girders 11 are connected by horizontal connecting nodes 41.

As shown in fig. 5 to 6, the horizontal connection node 41 includes a connection steel plate 4111 and a high-strength friction bolt 4112, a first hole is reserved on the connection steel plate 4111, a corresponding second hole is reserved on the long-side girder 11, the high-strength friction bolt 4112 horizontally penetrates through the first hole and the second hole to realize connection between adjacent long-side girders 11, and a certain prestress needs to be applied to the high-strength friction bolt 4112 when the horizontal connection node (41) is installed. The first hole site and the second hole site all are equipped with a plurality ofly. In this embodiment, the second hole sites are reserved at the quartering positions of the long side main beams 11.

In this embodiment, the connecting steel plate 4111 is a vertically placed perforated steel filler plate 25mm thick between beams, and is used to connect long-side girders of adjacent boxes on the same floor, thereby forming a ribbed skin type floor system.

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 logical analysis, reasoning or limited experiments on the basis of the prior art by the concept of the present invention should be within the protection scope determined by the present invention.

Claims

1. The utility model provides a be applied to close rib skin steel sheet of architectural container, its characterized in that, this close rib skin steel sheet conduct the bottom of the case of container, including long limit girder (11), minor face girder (12), equipartition secondary beam (21) and floor steel sheet (31), two long limit girder (11) and two minor face girder (12) are connected and are formed a rectangular frame, long limit girder (11) all connect in with the beam-ends of minor face girder (12) the stand of container, it is a plurality of equipartition secondary beam (21) are on a parallel with minor face girder (12) and set up, its beam-ends and long limit girder (11) welded connection, floor steel sheet (31) all are connected with long limit girder (11), minor face girder (12) and equipartition secondary beam (21).

2. The multi-ribbed skin steel plate for construction containers as claimed in claim 1, wherein the interval between adjacent uniformly distributed secondary beams (21) is 300 to 500 mm.

3. The multi-ribbed steel plate for skin of construction container according to claim 1, wherein the long side girder (11), the short side girder (12) and the uniform secondary girder (21) are all made of steel.

4. The multi-ribbed steel skin plate for construction containers according to claim 1, wherein the long side girder (11) and the short side girder (12) have a rectangular or H-shaped cross-sectional form.

5. The multi-ribbed skin steel plate for construction containers as claimed in claim 1, wherein the equispaced minor beams (21) are channel-shaped or H-shaped in cross-section.

6. The multi-ribbed skin steel plate applied to a construction container according to claim 1, wherein the long side girder (11) and the short side girder (12) are connected with the floor steel plate (31) in a manner of edgewise long full-length welding, and the uniformly distributed secondary girders (21) are connected with the floor steel plate (31) in a manner of open-hole plug welding.

7. The multi-ribbed skin steel plate for construction containers as claimed in claim 1, wherein the floor steel plate (31) is a flat steel plate having a thickness of 4 to 10 mm.

8. The ribbed skin steel plate for construction containers as claimed in claim 1, wherein when a plurality of containers with the ribbed skin steel plate are assembled, adjacent long side girders (11) are connected by horizontal connecting joints (41).

9. The multi-ribbed skin steel plate applied to the construction container according to claim 8, wherein the horizontal connecting node (41) comprises a connecting steel plate (4111) and a high-strength friction bolt (4112), a first hole is reserved on the connecting steel plate (4111), a corresponding second hole is reserved on the long-side girder (11), and the high-strength friction bolt (4112) penetrates through the first hole and the second hole to realize connection of the adjacent long-side girders (11).

10. A multi-ribbed skin floor structure, characterized by comprising a plurality of multi-ribbed skin steel plates according to any one of claims 1 to 7, and adjacent long-side girders (11) are connected by horizontal connecting nodes (41).