CN110792161A - A box-type modular composite steel structure and manufacturing method - Google Patents

Abstract

The invention provides a box-type modular composite steel structure and a manufacturing method, comprising: at least one box body module having a first accommodating space; a portal-type rigid frame, including connected rigid-frame uprights and rigid-frame beams, wherein at least one A rigid frame column is hinged on the box body module through a connecting piece; wherein, the box body module, the rigid frame column and the rigid frame beam together form a second accommodating space. In the present invention, the box module is used as the support structure of the maintenance system and the portal frame, on the one hand, it provides a continuous closed small accommodation space; The building space effectively solves the problem that the steel structure box-type modularization cannot meet the needs of large space and large-span buildings; the rigid frame column is hinged on the box body module through the connecting piece, so that the box body module and the portal rigid frame combined structure are integrated as a whole. It has strong performance, good stability, and is conducive to earthquake resistance.

Description

A box-type modular composite steel structure and manufacturing method

technical field

The invention relates to the technical field of steel structure modular buildings, in particular to a box-type modular combined steel structure and a manufacturing method.

Background technique

Steel structure modular building has gradually entered people's field of vision. The so-called modular house is to divide the components of the house into different functional modules, and realize factory manufacturing with modular, standardized and generalized production. The house can be on site anytime, anywhere. Assembly, and the entire assembly process is more convenient and faster. With the advancement of technology and the increase in people's demand for modular houses, the modular houses themselves are also developing, and modular houses with various functional designs also appear on the market.

The steel structure box-type modularity provides a single and simple space form, similar to the "room" in traditional dwellings. It is suitable for residential, dormitory, hotel, nursing home and other types of buildings, providing continuous closed small space. Due to the limitation of transportation conditions, the steel structure box-type modularization is limited in plane layout and space layout (generally only 3m high), and cannot meet the needs of large space and large span buildings. It also limits the development of modular housing.

In view of this, it is urgent to improve the existing steel structure box-type modularization to meet the needs of large-space and large-span buildings.

SUMMARY OF THE INVENTION

One object of the present invention is to provide a box-type modular composite steel structure, which can realize the box-type modular continuous closed small space, and can also meet the building requirements of large space and large span.

Another object of the present invention is to provide a manufacturing method of a box-type modular composite steel structure, which is convenient and quick to install, saves time and labor, and has a positive role in promoting industrialized production.

The technical solution adopted in the present invention is to provide a box-type modular composite steel structure, including:

at least one case module, the case module has a first accommodating space;

A portal rigid frame, comprising connected rigid frame uprights and rigid frame beams, wherein at least one of the rigid frame uprights is hinged on the box body module through a connector;

Wherein, the box module, the rigid frame column and the rigid frame beam together form a second accommodating space.

Further, the box body module includes a supporting column and a supporting beam connected to each other, and the supporting column and the supporting beam jointly enclose the first accommodating space; the connecting piece includes a supporting column fixed on the supporting column. A corner piece and a column foot mounting plate arranged on the steel frame upright column, the corner piece and the mounting plate are hingedly fixed by a column foot bolt.

Further, the rigid frame beam includes a first rigid frame beam and a second rigid frame beam which are connected, and the length of the second rigid frame beam is not shorter than the length of the first rigid frame beam.

Further, the rigid frame column includes a first rigid frame column and a second rigid frame column respectively disposed on both sides of the rigid frame beam, the first rigid frame column is hinged on the box module, and the The box module, the first rigid frame column, the rigid frame beam and the second rigid frame column together enclose the second accommodating space.

Further, it also includes a third rigid frame column arranged between the first rigid frame column and the second rigid frame column, and the third rigid frame column is connected with the rigid frame beam to divide the second accommodating space. into a third accommodating space and a fourth accommodating space.

Further, the rigid frame column includes a first rigid frame column and a second rigid frame column disposed on both sides of the rigid frame beam, and the box body module includes a first box body module and a second box body module separated from each other, The first rigid frame column and the second rigid frame column are hinged on the first box body module and the second box body module, respectively, and the first box body module, the first rigid frame column, the The steel frame beam, the second rigid frame and the second box module together form the second accommodating space.

Further, the rigid frame column includes a first rigid frame column and a second rigid frame column arranged on both sides of the rigid frame beam, and both the first rigid frame column and the second rigid frame column are hinged on the same On the box module, the first rigid frame column, the steel frame beam, the second rigid frame column and the top wall of the box module together form the second accommodating space.

Further, it is characterized in that it also includes an outwardly extending cantilever frame disposed at least on one side of the portal frame.

Another object of the present invention is to provide a method for manufacturing a box-type modular composite steel structure, which is applied to the box-type modular composite steel structure described above, including:

At least one column foot of the portal rigid frame covers the box module;

At least one of the column bases is hingedly fixed on the box body module through a connecting piece.

Further, the step of hingedly fixing at least one of the column feet on the box module through the connector includes:

Fixing the corner piece on the support column of the box module;

at least one column foot fixing plate of the portal steel frame;

Hinging and fixing the corner piece on the column foot fixing plate;

The step of covering at least one column foot of the portal rigid frame on the box module further includes:

Prefabricated each box module and portal frame;

Connect the box modules side by side or stack them;

Make electromechanical line connections between enclosure modules.

Compared with the prior art, the present invention has the advantages and positive effects as follows: as the support structure of the maintenance system and the portal rigid frame, the box module provides a continuous closed small accommodation space on the one hand, and can provide auxiliary spaces such as office and rest. On the other hand, the portal rigid frame is used as a roof truss to cover the box module, providing a tall and open building space, effectively solving the problem that the steel structure box-type modularization cannot meet the needs of large space and large-span buildings. The adaptability of steel structure box-type modularization to large-space and large-span buildings; it creates flexible and changeable use space and enriches the facade shape; rigid frame columns are hinged on the box module through connectors, so that the box module can be connected to the box module. The combined structure of the portal rigid frame has strong integrity and good stability, which is conducive to earthquake resistance; the box module replaces some steel columns of the portal rigid frame, saving steel; the portal rigid frame and the connecting parts of the cabinet module have a high degree of Standardization and assembly, suitable for mass production, easy installation and fast construction.

Description of drawings

1 is a schematic diagram of a box-type modular composite steel structure according to a first embodiment of the present invention;

2 is a schematic diagram of a box-type modular composite steel structure according to a second embodiment of the present invention;

3 is a schematic diagram of a box-type modular composite steel structure according to a third embodiment of the present invention;

4 is a schematic diagram of a box-type modular composite steel structure according to a fourth embodiment of the present invention;

5 is a schematic diagram of a box-type modular composite steel structure according to a fifth embodiment of the present invention;

6 is a schematic diagram of a box-type modular composite steel structure according to a sixth embodiment of the present invention;

FIG. 7 is a schematic top view of the connection node of the box-type modular composite steel structure according to the present invention;

FIG. 8 is a schematic diagram of a front view of a connection node in FIG. 6;

9 is a schematic top view of the second connection node of the box-type modular composite steel structure of the present invention;

FIG. 10 is a schematic front view of the connection node in FIG. 8 .

In the picture: 10-box module, 20-portal rigid frame, 30-connector,

101-support column, 102-support beam, 201-first rigid frame column,

202-rigid frame beam, 203-second rigid frame column, 301-angle piece,

302-Stud mounting plate, 303-Stud bolt,

2021-first rigid frame beam, 2022-second rigid frame beam,

100-first accommodation space, 200-second accommodation space,

300 - the third accommodation space, 400 - the fourth accommodation space.

Detailed ways

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments of the specification.

As shown in FIGS. 1 to 9 , a box-type modular composite steel structure provided by an embodiment of the present invention includes a box body module 10 having a first accommodating space 100 ; a portal rigid frame 20 including connected rigid The frame column 201 and the rigid frame beam 202, at least one of the rigid frame column 201 is hinged on the box body module 10 through the connector 30; wherein, the box body module 10, the rigid frame column 201 and the rigid frame beam 202 together enclose a second accommodation Space 200.

The box module 10 is used as the support structure for the maintenance system and the portal frame 20. On the one hand, it provides a continuous closed small accommodation space and can provide auxiliary spaces such as office and rest; on the other hand, the portal frame is used as a roof truss to cover the box body. On the module 10, a tall and open building space is provided, which effectively solves the problem that the steel structure box-type modularization cannot meet the needs of large-space and large-span buildings, and improves the steel structure box-type modularization for large-space and large-span buildings. adaptability. In addition, the rigid frame column 201 is hinged on the box body module through the connecting member 30, so that the combined structure of the box body module 10 and the portal rigid frame 20 has strong integrity and good stability, which is conducive to earthquake resistance.

Specifically, as shown in FIGS. 1 and 2 , the box module 10 includes a supporting column 101 and a supporting beam 102 that are connected together, and the supporting column 101 and the supporting beam 102 together form a first accommodating space 100 . Wherein, the support column 101 and the support beam 102 can be fixedly connected to each other through corner pieces. Each modular box forms a closed small accommodation space, which can provide auxiliary space such as office and rest. In addition, the box module 10 may be a continuous box module arranged in a plane, and may also be a continuous box module arranged in a space. It can be reasonably arranged according to actual use needs.

More specifically, as shown in FIG. 1 , FIG. 2 , and FIG. 6 to FIG. 9 , the connecting piece 30 includes a corner piece 301 fixed on the support column 101 and a column foot mounting plate 302 arranged on the rigid frame column 201 . The component 301 and the mounting plate 302 are hingedly fixed by stud bolts 303 . Wherein, the rigid frame column 201 of the portal rigid frame can be an H-section column or a slot-shaped section column. The specific arrangement is as follows: the portal rigid frame 20 is covered on the top of the box module 10, and the H-section column or the slot-section column is welded and fixed on the column foot mounting plate 302 at the bottom end; the column foot mounting plate 302 and the corner piece 301 are separated There are installation holes, so that the holes are aligned up and down, and the stud bolts 303 are inserted to fix the box module 10 and the portal rigid frame 20 in a hinged manner. Because the box module 10 and the portal frame 20 are hinged and fixed, the connection node between the box module 10 and the portal frame 20 only transmits vertical shear force, not bending moment, and has strong integrity and good stability. Good for earthquake resistance. In addition, the box module 10 replaces part of the steel columns of the portal frame, saving steel. Furthermore, the box body module 10 , the portal frame 20 and the connecting pieces are highly standardized and assembled, which are suitable for mass production, easy to install, and fast to construct.

In the embodiment of the present invention, the box-type modular composite steel structure combines the single space of the box body module 10 with the large-span space of the portal frame 20 to form a multi-space combination, which can be summarized as module and single-span, multi-span, suspension It is mainly used in public buildings such as gymnasiums, theaters, railway stations, exhibition halls, canteens, and vegetable markets.

Further, the rigid frame beam 202 includes a first rigid frame beam 2021 and a second rigid frame beam 2022 , and the length of the second rigid frame beam 2022 is not shorter than the length of the first rigid frame beam 2021 . Preferably, the length of the second rigid frame beam 2022 is equal to the length of the first rigid frame beam 2021, forming an inverted cone. Furthermore, the second rigid frame beam 2022 and the first rigid frame beam 2021 are integrally formed to maintain uniform stress and improve stability.

In the first embodiment of the present invention, as shown in FIG. 1 , the rigid frame column 20 includes a first rigid frame column 201 and a second rigid frame column 203 respectively disposed on both sides of the rigid frame beam 202 . The column 201 is hinged on the box body module 10, the second rigid frame column 203 is arranged on the external support surface or the ground, and the box body module 10, the first rigid frame column 201, the second rigid frame column 20 and the rigid frame beam 202 are jointly enclosed. into the second accommodating space. That is to say, in this embodiment, one rigid frame column of the portal rigid frame 20 is hinged on the box body module 10, and the box body module and the portal rigid frame realize a single-span combination form. Among them, the rigid frame beam 202 , the first rigid frame column 201 and the second rigid frame column 203 are integrally formed steel structures. This structural combination form utilizes the tall space created by the portal frame 20 to form a stepped stand, and the box body module 10 can provide auxiliary spaces such as office and rest, which is especially suitable for gymnasium buildings.

In the second embodiment of the present invention, as shown in FIG. 2 , the rigid frame column 20 includes a first rigid frame column 201 and a second rigid frame column 203 disposed on both sides of the rigid frame beam 20 , and the box module 10 includes The separated first box body module 11 and the second box body module 12, the first rigid frame column 201 and the second rigid frame column 203 are hinged on the first box body module 11 and the second box body module 12, respectively. The box body module 11 , the second box body module 12 , the first rigid frame column 201 and the second rigid frame column 203 together form a second accommodating space. That is to say, in this embodiment, the difference from the first embodiment is that the box module 10 is split, forming two independent modular boxes, and the portal frame 20 covers the two On the independent modular box, the double-span combination form of the box module 10 and the portal frame 20 is realized.

In the three embodiments of the present invention, as shown in FIG. 3 , a third rigid frame upright 204 disposed between the first rigid frame upright 201 and the second rigid frame upright 203 is further included. The frame beams 202 are connected to divide the second accommodating space 200 into a third accommodating space 300 and a fourth accommodating space 400 . Then form a multi-space combination. That is, in this embodiment, the difference from the second embodiment is that the third rigid frame uprights 204 are provided to divide the second accommodating space 200 into the third accommodating space 300 and the fourth accommodating space 400 .

In the fourth embodiment of the present invention, as shown in FIG. 4 , the rigid frame column 20 includes a first rigid frame column 201 and a second rigid frame column 203 arranged on both sides of the rigid frame beam 202 . The first rigid frame column 201 and the second rigid frame column 203 are hinged on the box module 10 , the first rigid frame column 201 , the second rigid frame column 203 and the upper top wall of the box module 10 together enclose the second accommodating space 200 . Specifically, in this embodiment, each module unit of the box body module 10 is juxtaposed on the plane and connected in space, that is, the module units are installed layer by layer from bottom to top, and the portal rigid frame is placed on the topmost. That is to say, in this embodiment, the difference from Embodiment 1, Embodiment 2 and Embodiment 3 is that the box body modules 10 are centrally arranged, and the portal rigid frame 20 acts on the top layer of the box body module 10. It can be used for clothes drying, leisure, conference and other functions in dormitory, convalescence, office and other buildings.

In the fifth embodiment of the present invention, as shown in FIG. 5 , in this embodiment, the difference from the first embodiment is that it also includes an outwardly extending suspension provided on one side of the portal rigid frame 20 . Pick Rigid Frame 204. Specifically, the cantilevered rigid frame 204 is disposed at the connection point between the second rigid frame column 203 and the rigid frame beam 202 .

In the sixth embodiment of the present invention, as shown in FIG. 6 , in this embodiment, the difference from the second embodiment is that it also includes outwardly extending outwards provided on both sides of the portal frame 20 . The cantilever frame 204. Specifically, the cantilever frame 204 is respectively disposed at the connection point between the second rigid frame column 203 and the rigid frame beam 202 and the connection point between the first rigid frame column 201 and the rigid frame beam 202 .

In the above-mentioned embodiment, the connection between the box module 10 and the portal frame 20 is the same, which has been described in detail above, and will not be listed one by one.

Another objective embodiment of the present invention is a method for manufacturing a box-type modular composite steel structure, which is applied to the box-type modular composite steel structure described above, including:

At least one column foot of the portal frame 20 is covered on the box body module 10;

At least one column foot is hingedly fixed on the box body module 10 through the connecting piece 30 .

Further, the step of hingedly fixing at least one column foot on the box module 10 through the connector 30 includes:

Fixing the corner piece 301 on the support column 101 of the box module 10;

At least one column foot of the portal steel frame 20 is fixedly connected to the column foot mounting plate 302;

The corner piece 301 is hingedly fixed with the foot mounting plate 302;

Before the step of covering at least one column foot of the portal rigid frame 20 on the box body module 10, the step further includes:

Prefabricating each box module 10 and the portal frame 20;

Connect the box modules 10 side by side or stacked;

Electromechanical line connections between tank modules 10 are made.

Specific to the embodiment, the specific implementation steps of the box-type modular composite steel structure are as follows:

Step 1: Prefabricate each box module unit and portal rigid frame in the factory.

In step 2, each box body module unit is transported to the construction site, and each box body module unit is juxtaposed and connected by using the existing technology, and is located at the periphery of the building to enclose an open, large-span building center. At the same time, the electromechanical pipeline connection between each box module unit is carried out.

Step 3: For multi-storey buildings, use existing technology to juxtapose and stack each box module unit, that is, install each module unit layer by layer from bottom to top, until the installation of each box module unit on the top layer is completed. , forming a large open space in the center. At the same time, during the installation process of each layer of box body module units, the electromechanical pipeline connection between each box body module unit is carried out.

Step 4, cover the portal frame on the top of the box module, and fix the H-section column 3 or channel steel column of the portal frame on the column foot mounting plate at the bottom end; the column foot mounting plate and the hole on the top corner of the box module Align up and down, insert the stud bolts to hinge and fix the box module and the portal rigid frame.

This connection node is suitable for large-span buildings, especially for medium-span buildings. The first connection node, as shown in Figures 7 and 8, is suitable for the connection between the box module 10 and the middle span of the portal frame 20; the second connection node, as shown in Figures 9 and 10, is suitable for the box module and the door. The connection of the side spans of the rigid frame.

In specific applications, it is necessary to model the building structure, calculate the overall anti-overturning resistance of the building structure, and meet the relevant code requirements.

The embodiments of the present invention have been described in detail above, but the above contents are only preferred embodiments of the present invention, and should not be considered to limit the scope of the present invention. All equivalent changes and improvements made according to the scope of the application of the present invention should still belong to the scope of the patent of the present invention.

Claims (10)

1. The utility model provides a box modularization sectional steel structure which characterized in that includes:

at least one case module having a first receiving space;

the portal rigid frame comprises rigid frame stand columns and rigid frame cross beams which are connected, wherein at least one rigid frame stand column is hinged to the box body module through a connecting piece;

and the box body module, the rigid frame upright post and the rigid frame cross beam jointly enclose a second accommodating space.

2. The modular composite steel structure of box type of claim 1, wherein the box body module comprises a support pillar and a support beam connected with each other, and the support pillar and the support beam jointly enclose the first accommodating space; the connecting piece is in including fixing corner fittings on the support column and setting column base mounting panel on the steelframe stand, the corner fittings with the column base mounting panel passes through column base bolt hinge fixed.

3. The modular unitized steel structure of box type according to claim 2, wherein said rigid frame beams comprise a first rigid frame beam and a second rigid frame beam connected, said second rigid frame beam having a length no shorter than a length of said first rigid frame beam.

4. The box-type modular composite steel structure according to claim 3, wherein the rigid frame columns comprise a first rigid frame column and a second rigid frame column which are respectively arranged on two sides of the rigid frame cross beam, the first rigid frame column is hinged and fixed with the box body module, and the box body module, the first rigid frame column, the rigid frame cross beam and the second rigid frame column jointly enclose the second accommodating space.

5. The modular composite steel structure of box type of claim 4, further comprising a third rigid frame column disposed between the first rigid frame column and the second rigid frame column, the third rigid frame column being connected with the rigid frame beam to divide the second accommodation space into a third accommodation space and a fourth accommodation space.

6. The box-type modular composite steel structure according to claim 3, wherein the rigid frame columns comprise a first rigid frame column and a second rigid frame column which are arranged on two sides of the rigid frame cross beam, the box modules comprise a first box module and a second box module which are separated from each other, the first rigid frame column and the second rigid frame column are respectively hinged on the first box module and the second box module, and the first box module, the first rigid frame column, the steel frame cross beam, the second rigid frame and the second box module jointly enclose the second accommodating space.

7. The box-type modular composite steel structure according to claim 3, wherein the rigid frame columns comprise a first rigid frame column and a second rigid frame column which are arranged on two sides of a rigid frame cross beam, the first rigid frame column and the second rigid frame column are hinged to the same box module, and the first rigid frame column, the steel frame cross beam, the second rigid frame column and the top wall of the box module jointly enclose the second accommodating space.

8. The modular unitized steel structure of box type according to any one of claims 1 to 7, further comprising an outwardly projecting cantilever frame provided at least on one side of said portal frame.

9. A method for manufacturing a box-type modular composite steel structure, which is applied to the box-type modular composite steel structure of any one of claims 1 to 8, and which comprises the following steps:

at least one column foot of the portal rigid frame covers the box body module;

and at least one column base is hinged and fixed on the box body module through a connecting piece.

10. The method of manufacturing a box-type modular composite steel structure according to claim 9, wherein the step of hingedly fixing at least one of the column shoes to the box module by means of a connector comprises:

fixing the corner fittings on the support columns of the box body modules;

the column base fixing column base mounting plate of at least one portal steel frame;

the corner piece is hinged and fixed on the column base fixing plate;

the step of covering at least one column foot of the portal rigid frame on the box body module further comprises the following steps of:

prefabricating each box body module and the portal rigid frame;

connecting the box modules in a juxtaposed or superposed manner;

and performing electromechanical pipeline connection between the box body modules.

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