CN108193772B

CN108193772B - Middle connecting node of full-bolt longitudinal and transverse assembly type module building

Info

Publication number: CN108193772B
Application number: CN201810126874.XA
Authority: CN
Inventors: 陈志华; 刘洋; 王小盾; 余玉洁; 钟旭; 刘佳迪
Original assignee: Tianjin University
Current assignee: Tianjin University
Priority date: 2018-02-08
Filing date: 2018-02-08
Publication date: 2024-05-03
Anticipated expiration: 2038-02-08
Also published as: CN108193772A

Abstract

The invention discloses a middle connecting node of a full-bolt longitudinal and transverse assembly type module building, which comprises a middle connecting plug-in unit, wherein the middle connecting plug-in unit is provided with eight overhanging connecting beam plates, four upper plug-in column sections and four lower plug-in column sections, the four upper plug-in column sections are respectively and coincidently inserted into column bottoms of four upper modules which are assembled together, and the four lower plug-in column sections are respectively and coincidently inserted into column tops of four lower modules which are assembled together; eight overhanging connecting beam plates are clamped between the upper module floor beam and the lower module ceiling beam which are opposite; the middle connecting plug-in components are in the same place with four last modules and four lower modules that are equipped with L shape apron adoption bolted connection, and the combined action can reach tensile, shearing and bending resistance's mechanical properties requirement to the structure of node is reasonable, and full bolted connection does not have the welding on site, and installation and dismantlement are convenient, can accomplish the on-the-spot equipment of upper and lower module fast and high efficiency.

Description

Middle connecting node of full-bolt longitudinal and transverse assembly type module building

Technical Field

The invention relates to a node of a module building, in particular to a middle connecting node of a full-bolt longitudinal and transverse assembly type module building.

Background

The steel structure module building is a novel building form, is composed of a series of module units of three-dimensional building space, most of work is completed in factories, only assembly is needed on site, the prefabrication rate is extremely high, the steel structure module building belongs to high-end products of an assembled building, and the steel structure module building is a novel building form with wide development prospect.

The modular building is different from the traditional building construction mode, and has the greatest characteristics that the modular units are prefabricated in factories and assembled in situ in three-dimensional complete modular units. Whether the module building can be built smoothly or not, the connection node is the key point. At present, the research on module buildings is increasingly increased in China, but the forms of module connecting nodes are relatively few, and the development of the module buildings is seriously restricted. The novel connecting node can be installed on site rapidly and conveniently, can realize no welding on site, can meet the stress performance requirements of safe and reliable structure, and is a problem to be solved urgently.

Disclosure of Invention

The invention provides a connecting node in the middle of a full-bolt longitudinal and transverse assembly type module building for solving the technical problems in the prior art, and the node can meet the requirements of high construction speed, no welding on site and convenient installation and disassembly.

The invention adopts the technical proposal for solving the technical problems in the prior art that: the middle connecting node of the full-bolt longitudinal and transverse assembled module building comprises a middle connecting plug-in, wherein the middle connecting plug-in is provided with four columns fixedly connected together in a pairing manner, the middle parts of two exposed side surfaces of each column are respectively provided with an overhanging beam plate perpendicular to the column, the four columns are divided into four upper inserting column sections and four lower inserting column sections by all the overhanging beam plates, the four upper inserting column sections are respectively and coincidently inserted into column bottoms of four upper modules which are paired together, and the four lower inserting column sections are respectively and coincidently inserted into column tops of four lower modules which are paired together; the overhanging connecting beam plates are clamped between the floor beams of the upper module and the ceiling beams of the lower module in a one-to-one correspondence manner, L-shaped upper cover plates are fixedly connected at corners formed by the floor beams of the upper module and the columns of the upper module, L-shaped lower cover plates are fixedly connected at corners formed by the ceiling beams of the lower module and the columns of the lower module, the columns of the two adjacent upper modules and vertical edges of the upper inserted column sections inserted in the adjacent upper modules and the two opposite L-shaped upper cover plates fixed on two sides of the upper module are connected through upper horizontal bolts, the columns of the two adjacent lower modules and the vertical edges of the lower inserted column sections inserted in the adjacent lower modules and the two opposite L-shaped lower cover plates fixed on two sides of the lower module are connected through lower horizontal bolts, and the horizontal edges of the L-shaped upper cover plates, the floor beams of the upper module, the overhanging connecting beam plates and the ceiling beams of the lower module and the horizontal edges of the L-shaped lower cover plates which are sequentially arranged from top to bottom are connected through vertical bolts.

The upper module and the lower module are both in square tube structures.

The upper module and the lower module are steel members.

The L-shaped upper cover plate and the L-shaped lower cover plate which are opposite from top to bottom are structurally symmetrical from top to bottom.

The invention has the advantages and positive effects that: the upper module and the lower module are connected into a reliable whole through the nodes, and under the combined action, the connecting nodes can meet the mechanical property requirements of tensile strength, shearing strength and bending resistance. And the node has reasonable structure, full bolted connection, no welding on site, convenient installation and disassembly, and can rapidly and efficiently complete the on-site assembly of the upper module and the lower module.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic diagram of an intermediate connector insert of the present invention;

Fig. 3 is a schematic view of a modular building to which the present invention is applied.

In the figure: 1. ceiling beams of the lower module; 2. a column of an upper module; 3. an L-shaped upper cover plate; 4. an L-shaped lower cover plate; 5. a vertical bolt; 6-1, a column body; 6-2, overhanging the beam connecting plate; 7. floor beams of the upper module; 8. and a column of the lower module.

Detailed Description

For a further understanding of the invention, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings in which:

Referring to fig. 1 to 3, a middle connecting node of a full-bolt vertically and horizontally assembled module building comprises a middle connecting plug-in, wherein the middle connecting plug-in is provided with four columns 6-1 fixedly connected together in a matched manner, an overhanging beam plate 6-2 perpendicular to the middle is respectively arranged in the middle of two exposed side surfaces of each column, the four columns 6-1 are divided into four upper column inserting sections and four lower column inserting sections by all the overhanging beam plates 6-2, the four upper column inserting sections are respectively inserted into column bottoms of four upper modules which are matched together in a matched manner, and the four lower column inserting sections are respectively inserted into column tops of four lower modules which are matched together in a matched manner; the overhanging connecting beam plates 6-2 are clamped between the floor beams 7 of the upper module and the ceiling beams 1 of the lower module in a one-to-one correspondence manner, the L-shaped upper cover plates 3 are fixedly connected at the corners formed by the floor beams 7 of the upper module and the columns 2 of the upper module, the L-shaped lower cover plates 4 are fixedly connected at the corners formed by the ceiling beams 1 of the lower module and the columns 8 of the lower module, the adjacent two columns 2 of the upper module, the upper inserted column sections inserted in the upper modules and the vertical edges of the two opposite L-shaped upper cover plates 3 fixed on the two sides of the upper module are connected by adopting upper horizontal bolts, the adjacent two columns 8 of the lower module, the lower inserted column sections inserted in the lower modules and the vertical edges of the two opposite L-shaped lower cover plates 4 fixed on the two sides of the lower module are connected by adopting lower horizontal bolts, and the horizontal edges of the L-shaped upper cover plates 3, the floor beams 7 of the upper module, the overhanging connecting beam plates 6-2, the ceiling beams 1 of the lower module and the horizontal edges of the L-shaped lower cover plates 4 which are sequentially arranged from top to bottom are connected by adopting vertical bolts 5.

In this embodiment, the upper module and the lower module are each made of square tubular members. The upper module and the lower module are steel members. The L-shaped upper cover plate 3 and the L-shaped lower cover plate 4 are vertically symmetrical in structure.

Although the preferred embodiments of the present invention have been described above with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present invention and the scope of the appended claims, which are within the scope of the present invention.

Claims

1. The middle connecting node of the all-bolt longitudinal and transverse assembled module building is characterized by comprising a middle connecting plug-in, wherein the middle connecting plug-in is provided with four columns fixedly connected together in a pairing manner, the middle parts of two exposed side surfaces of each column are respectively provided with an overhanging beam plate vertical to the column, the four columns are divided into four upper column inserting sections and four lower column inserting sections by all the overhanging beam plates, the four upper column inserting sections are respectively and coincidently inserted into column bottoms of four upper modules which are paired together, and the four lower column inserting sections are respectively and coincidently inserted into column tops of four lower modules which are paired together; the overhanging connecting beam plates are clamped between the floor beams of the upper module and the ceiling beams of the lower module in a one-to-one correspondence manner, an L-shaped upper cover plate is fixedly connected at the corner formed by the floor beams of the upper module and the columns of the upper module, an L-shaped lower cover plate is fixedly connected at the corner formed by the ceiling beams of the lower module and the columns of the lower module, the columns of the two adjacent upper modules and the vertical edges of the upper inserted column sections inserted in the upper modules and the two opposite L-shaped upper cover plates fixed on the two sides of the upper module are connected by adopting upper horizontal bolts, the columns of the two adjacent lower modules and the vertical edges of the lower inserted column sections inserted in the lower modules and the two opposite L-shaped lower cover plates fixed on the two sides of the lower module are connected by adopting lower horizontal bolts, and the horizontal edges of the L-shaped upper cover plate, the floor beams of the upper module, the overhanging connecting beam plates and the ceiling beams of the lower module and the horizontal edges of the L-shaped lower cover plates are connected by adopting vertical bolts;

the upper module and the lower module are both in square tubular structures;

the upper module and the lower module are steel members;