CN214169669U

CN214169669U - Prefabricated orthogonal laminated wood-cold-formed thin-walled steel combined column structure

Info

Publication number: CN214169669U
Application number: CN202021122265.6U
Authority: CN
Inventors: 李姗珊; 郭庆霖; 尹海云
Original assignee: Jilin University of Architecture and Technology
Current assignee: Jilin University of Architecture and Technology
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-09-10
Anticipated expiration: 2030-06-17

Abstract

A prefabricated orthogonal laminated wood-cold-formed thin-wall section steel combined column structure belongs to the technical field of building structural members. The prefabricated orthogonal laminated wood-cold-formed thin-wall section steel combined column structure comprises two orthogonal laminated wood outer plates, an adhesive is pasted in a tooth groove, an orthogonal laminated wood inner plate is fixedly connected between the two orthogonal laminated wood outer plates through the tooth groove and the adhesive respectively, and the orthogonal laminated wood outer plates and the orthogonal laminated wood inner plate are both connected with cold-formed thin-wall section steel through the adhesive. The flanges of the orthogonal laminated wood board and the cold-formed thin-walled steel are connected with the web, so that the defects of wood brittle failure and easy instability of the cold-formed thin-walled steel in advance are overcome, the orthogonal laminated wood-cold-formed thin-walled steel combined column adopts a lattice column form, the dead weight can be reduced, the bending moment resistance can be improved when a transverse load is applied, the lateral deformation is small, and the multi-layer building earthquake resistance is facilitated. The orthogonal glued wooden column and the cold-formed thin-wall section steel provided by the invention can be recycled.

Description

Prefabricated orthogonal laminated wood-cold-formed thin-walled steel combined column structure

Technical Field

The utility model belongs to the technical field of building structure component, especially, relate to a prefabricated quadrature veneer wood-thin-walled cold-formed steel combination column structure.

Background

The prefabricated structure has the characteristics of high construction speed, stable and reliable quality, energy conservation, environmental protection and the like, meets the requirements of industrialization, scale, greenization and standardization of buildings in China, and is a well-known direction for sustainable development. The prefabricated orthogonal laminated wood-cold-formed thin-walled steel structure is a novel assembled structure, can fully exert the performances of orthogonal laminated wood and cold-formed thin-walled steel, mainly comprises light weight, high strength, high precision, good ductility and good overall performance, and most importantly, the raw material of the orthogonal laminated wood is green and environment-friendly, can be recycled and reused, and cannot cause pollution to the environment.

The combined column mainly comprises a reinforced concrete column, a steel reinforced concrete column and a steel-wood combined column, and the cross-section form of the cross-section laminated wood-cold-formed thin-walled steel combined column is few because the cross-section form of the cross-section laminated wood-cold-formed thin-walled steel combined column is few in research. At present, the cross section form of the orthogonal laminated wood-cold-formed thin-walled steel combined column mainly comprises orthogonal laminated wood wrapped double-limb cold-formed thin-walled steel, but the cross section form only considers the stability of flanges, has less consideration on the stability of a web plate and the whole, has poor connection strength of wrapped combined wood, does not give full play to the strength of the web plate and the whole, and reduces the strength and the rigidity of the combined column. And the orthogonal laminated wood structure and the cold-bending thin-walled steel structure are mostly used for low-rise buildings, so the development of the orthogonal laminated wood-cold-bending thin-walled steel structure is particularly important for improving the utilization rate of multi-rise buildings and reducing the self weight of the structure, even applied to high-rise buildings.

Therefore, it is necessary to innovate the middle column of the cross laminated wood-cold-formed thin-walled steel structure, and a prefabricated cross laminated wood-cold-formed thin-walled steel combined column structure which is suitable for industrial production, convenient for construction, high in bearing capacity, good in stability, good in ductility, good in integrity, environment-friendly and the like is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem that above-mentioned combination post bearing capacity is low, poor stability, ductility are poor, the utility model provides a prefabricated quadrature veneer lumber-cold-formed thin-walled steel combination post structure, including two quadrature veneer lumber planks, and set up side by side around two quadrature veneer lumber planks, the tooth's socket has been seted up to the intermediate position department of relative lateral wall, the tooth's socket internal paste has the adhesive, two through tooth's socket and adhesive fixedly connected with quadrature veneer lumber inner panel respectively between the quadrature veneer lumber planks, quadrature veneer lumber planks and quadrature veneer lumber inner panel all are connected with cold-formed thin-walled steel, every fixedly connected with quadrature veneer lumber in the cavity structures that cold-formed thin-walled steel and quadrature veneer lumber planking formed, be connected with the bolt between cold-formed thin-walled steel and the quadrature veneer lumber planks.

Preferably, the gullets are saw-toothed in shape.

Preferably, the connecting position of the bolt can be arranged on the inner side wall or the outer side wall of the orthogonal laminated wood outer plate according to actual requirements.

Preferably, the number and the arrangement of the bolts can be set according to the connection condition of the cold-formed thin-wall section steel and the orthogonal glued wood columns.

Preferably, the shape of the cold-formed thin-wall section steel is I-shaped or square.

Has the advantages that: the utility model provides a thin-walled cold-formed steel, quadrature veneer inner panel, quadrature veneer planking, quadrature veneer post all can be in the mill prefabricated production, and the finished product precision is high, can save construction period. The method has the advantages of simple field assembly, simple construction operation, low requirement on the construction skills of operators, construction field time saving and cost reduction. The utility model provides an adhesive and bolt can increase or reduce the joint strength of cold-formed thin-walled steel and quadrature veneer. And the cold-formed thin-walled steel is taken as a tension member, the orthogonal laminated wood is taken as a compression member, the two materials work together to bear force together, the bearing capacity can be greatly improved, and the ductility is better. The utility model provides an quadrature veneer plank and cold-formed thin-walled steel's edge of a wing links to each other with the web, has avoided timber brittle failure and the easy shortcoming of taking place the unstability in advance of cold-formed thin-walled steel, and what quadrature veneer plank-cold-formed thin-walled steel combination post adopted is lattice column form, can alleviate the dead weight, when receiving horizontal load, can increase bending moment resistance ability, and lateral deformation is little, more is favorable to the multi-layer construction antidetonation. The utility model provides an orthogonal veneer lumber column and cold-formed thin-walled steel recycle, and also harmless to the environment after the abandonment, orthogonal veneer lumber-cold-formed thin-walled steel combination post compares with traditional reinforced concrete structure post, has more the advantage in aspects such as green, dead weight are less, efficiency of construction height.

Drawings

FIG. 1 is a schematic view of a prefabricated orthogonal laminated wood-cold-formed thin-walled steel combined duplex lattice beam provided by the present invention;

FIG. 2 is a schematic view of a prefabricated orthogonal laminated wood-cold-formed thin-walled steel combined duplex solid-web beam provided by the present invention;

fig. 3 is a schematic view of a prefabricated orthogonal laminated wood-cold-formed thin-walled steel combined double-C lattice beam provided by the utility model;

FIG. 4 is a schematic view of a prefabricated orthogonal laminated wood-cold-formed thin-walled steel combined double-C solid web type beam provided by the present invention;

fig. 5 is the utility model provides a prefabricated quadrature veneer-thin-walled steel combination I-shaped lattice formula roof beam sketch map.

In the figure: 1 is cold-formed thin-walled steel, 2 is an orthogonal laminated wood inner plate, 3 is an orthogonal laminated wood outer plate, 4 is an orthogonal laminated wood column, 5 is an adhesive, 6 is a tooth groove, and 7 is a bolt.

Detailed Description

The present invention is described in detail with reference to the embodiments shown in the drawings, but it should be understood that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that the functions, methods, or structural equivalents or substitutions made by these embodiments are within the scope of the present invention.

As shown in fig. 1-5, the utility model provides a prefabricated orthogonal laminated wood-cold-formed thin-walled steel combination column structure, which comprises two orthogonal laminated wood outer plates 3, wherein the two orthogonal laminated wood outer plates 3 are arranged side by side in front and back, a tooth space 6 is arranged at the middle position of the opposite side wall, the tooth space 6 is in a sawtooth shape, an adhesive 5 is pasted in the tooth space 6, the pasting thickness and the position of the adhesive 5 can be arranged according to the required connection strength, an orthogonal laminated wood inner plate 2 is fixedly connected between the two orthogonal laminated wood outer plates 3 through the tooth space 6 and the adhesive 5 respectively, the orthogonal laminated wood outer plates 3 and the orthogonal laminated wood inner plate 2 are both connected with cold-formed thin-walled steel 1 through the adhesive 5, the cold-formed thin-walled steel 1 is in an i-shaped or square-shaped shape, and an orthogonal laminated wood column 4 is fixedly connected in a cavity structure formed by the cold-formed thin-walled steel 1 and the orthogonal laminated wood 3, the bolt 7 is connected between the cold-formed thin-walled steel 1 and the orthogonal laminated wood outer plate 3, the connecting position of the bolt 7 can be arranged on the inner side wall or the outer side wall of the orthogonal laminated wood outer plate 3 according to actual requirements, and the number and the arrangement of the bolts 7 can be set according to the connecting condition of the cold-formed thin-walled steel 1 and the orthogonal laminated wood column 4.

The working principle is as follows: the utility model discloses when using, at first prefabricated cold-formed thin-walled steel 1, quadrature veneer wood inner panel 2, quadrature veneer wood planking 3 and quadrature veneer wood post 4 in the mill. In a construction site, firstly, the transported orthogonal laminated wood outer plate 3 and the transported orthogonal laminated wood inner plate 2 are connected with an adhesive 5 through a tooth groove 6, then the cold-formed thin-wall section steel 1 is connected with the orthogonal laminated wood outer plate 2 and the orthogonal laminated wood inner plate 3 through the adhesive 5, the orthogonal laminated wood outer plate 3 is connected with the cold-formed thin-wall section steel 1 through a bolt 7 from inside to outside, and the orthogonal laminated wood column 4 is added into the

drawings

1 and 4 to form a whole.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a prefabricated quadrature laminated wood-thin-walled cold-formed steel combination column structure which characterized in that: including two quadrature veneer planking (3), and set up side by side around two quadrature veneer planking (3), tooth's socket (6) have been seted up to the intermediate position department of relative lateral wall, tooth's socket (6) internal paste has adhesive (5), two be connected with quadrature veneer inner panel (2) through tooth's socket (6) and adhesive (5) fixedly connected with between quadrature veneer planking (3) respectively, quadrature veneer planking (3) and quadrature veneer inner panel (2) all are connected with cold-formed thin-walled steel (1) through adhesive (5), every fixedly connected with quadrature veneer post (4) in the cavity structure that cold-formed thin-walled steel (1) and quadrature veneer planking (3) formed, be connected with bolt (7) between cold-formed thin-walled steel (1) and the quadrature veneer planking (3).

2. The prefabricated orthogonal laminated wood-cold-formed thin-walled steel combined column structure as claimed in claim 1, wherein the tooth grooves (6) are zigzag in shape.

3. The prefabricated orthogonal laminated wood-cold bending thin-wall steel combined column structure as claimed in claim 1, wherein the connection position of the bolt (7) can be arranged on the inner side wall or the outer side wall of the orthogonal laminated wood outer plate (3) according to actual requirements.

4. The prefabricated orthogonal laminated wood-cold-formed thin-walled steel combined column structure as claimed in claim 3, wherein the number and arrangement of the bolts (7) are set according to the connection condition of the cold-formed thin-walled steel (1) and the orthogonal laminated wood column (4).

5. The prefabricated orthogonal laminated wood-cold-formed thin-wall steel combined column structure as claimed in claim 4, wherein the shape of the cold-formed thin-wall steel (1) is I-shaped or square-shaped.