CN216552620U

CN216552620U - Large-span dysmorphism roof structure

Info

Publication number: CN216552620U
Application number: CN202123125712.0U
Authority: CN
Inventors: 彭礼; 潘岳; 孔阳
Original assignee: Shanghai T&d Architectural Science And Technology Co ltd
Current assignee: Shanghai T&d Architectural Science And Technology Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-05-17
Anticipated expiration: 2031-12-13

Abstract

The utility model provides a large-span special-shaped roof structure, which comprises a curved-surface roof board and a longitudinal and transverse rib plate group, wherein the longitudinal and transverse rib plate group is vertically arranged on the curved-surface roof board, and the curvature of a curve at the bottom of the longitudinal and transverse rib plate group is equal to the curvature of a corresponding installation part on the curved-surface roof board; the longitudinal rib plate group and the transverse rib plate group are arranged in a staggered grid mode.

Description

Large-span dysmorphism roof structure

Technical Field

The utility model relates to the field of assembled steel structures, in particular to a large-span special-shaped roof structure.

Background

In the existing method for the special-shaped roof, steel beams need to be constructed below a roof panel to serve as supports, but due to the hyperbolic trend of the roof, the hyperbolic machining of the steel beams is difficult; if a straight steel beam is adopted for fitting, the appearance is not smooth, and the steel beam connection joint is not easy to process and construct. Simultaneously, because still need do roofing waterproof layer, tectonic layer, decorative surface layer etc. in the girder steel top, lead to thickness very big, can not reach architect's design effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the inconvenience of constructing a special-shaped curved surface roof in two modes of fitting a hyperbolic beam and a linear steel beam in the special-shaped roof at the present stage, and provides a large-span special-shaped roof structure which is characterized by comprising the following steps of:

curved roof panels;

the longitudinal and transverse rib plate groups are vertically arranged on the curved roof panel, and the curvature of the curve at the bottom of the longitudinal and transverse rib plate groups is equal to the curvature of the corresponding mounting position on the curved roof panel; the longitudinal rib plate group and the transverse rib plate group are arranged in a staggered grid mode.

The utility model has the beneficial effects that:

in this application, prefabricated roof boarding and horizontal longitudinal rib board in the mill, wherein only need with the three-dimensional curved surface camber of roof boarding, the plane camber of indulging horizontal rib board group is discretized into, then with whole board cutting shaping can, the field of reappearing is through indulging horizontal rib board group and roof boarding's concatenation and is carried out the form finding, avoided increasing hyperbolic girder steel, the construction step of welding the roof boarding on the girder steel again, the processing degree of difficulty of special-shaped roofing structure has greatly been simplified, and whole structure mainly leans on horizontal and vertical rib board group to realize the integral modeling, and provide the support of constructional layer such as heat preservation, waterproof, decorative layer.

Preferably, the structure further comprises an upper flange plate group, and the upper flange plate group is correspondingly arranged at the top of the longitudinal and transverse rib plate groups.

Preferably, the curved roof panel is paved with a heat-insulating layer.

Preferably, the heat preservation layer comprises a steel wire mesh and a foaming layer, the steel wire mesh is laid in staggered grids of the longitudinal rib plate groups and the transverse rib plate groups, the foaming layer is arranged on the steel wire mesh, and the steel wire mesh is spot-welded or glued on the longitudinal ribs and the transverse ribs.

Preferably, the heat-insulating layer is a foaming layer, and the foaming layer is arranged in the staggered grids of the longitudinal rib plate groups and the transverse rib plate groups.

Preferably, the longitudinal and transverse rib plate groups and the upper flange plate group are arranged on the front side or the back side of the curved roof panel.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic structural view of the insulation layer of the present invention.

Detailed Description

The following description is presented to enable any person skilled in the art to make and use the utility model and is incorporated in the context of a particular application. Various modifications, as well as various uses in different applications will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to a wide range of embodiments. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

In the following detailed description, numerous specific details are set forth in order to provide a more thorough understanding of the utility model. It will be apparent, however, to one skilled in the art that the practice of the utility model may not necessarily be limited to these specific details. In other instances, well-known structures and devices are shown in block diagram form, rather than in detail, in order to avoid obscuring the present invention.

Note that where used, the designations left, right, front, back, top, bottom, positive, negative, clockwise, and counterclockwise are used for convenience only and do not imply any particular fixed orientation. In fact, they are used to reflect the relative position and/or orientation between the various parts of the object. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It is noted that, where used, further, preferably, still further and more preferably is a brief introduction to the exposition of the alternative embodiment on the basis of the preceding embodiment, the contents of the further, preferably, still further or more preferably back band being combined with the preceding embodiment as a complete constituent of the alternative embodiment. Several further, preferred, still further or more preferred arrangements of the belt after the same embodiment may be combined in any combination to form a further embodiment.

The utility model is described in detail below with reference to the figures and specific embodiments. It is noted that the aspects described below in connection with the figures and the specific embodiments are only exemplary and should not be construed as imposing any limitation on the scope of the present invention.

Referring to fig. 1 and 2, fig. 1 is a schematic view showing the structure of a curved roof panel 1, a longitudinal rib group 2 and a transverse rib group 3 clearly, and does not show an insulating layer; FIG. 2 is a schematic partial cross-sectional view of FIG. 1 showing one configuration of the insulation. The utility model provides a large-span special-shaped roof structure, which comprises a curved roof panel 1 and a longitudinal and transverse rib plate group 3; the longitudinal and transverse rib plate groups 3 are vertically arranged on the curved roof panel 1, and the curvature of the curve at the bottom of the longitudinal and transverse rib plate groups 3 is equal to the curvature of the corresponding installation position on the curved roof panel 1; the longitudinal rib group 3 and the transverse rib group 3 are arranged in a staggered grid mode, and each longitudinal rib group 2 and each transverse rib group 3 comprise a longitudinal rib group 2 and a transverse rib group 3. In this application at prefabricated roof boarding and horizontal longitudinal rib plate in the mill, wherein only need with the three-dimensional curved surface curvature of roof boarding, the plane curvature of discretizing into vertical and horizontal rib plate group 3, then with whole board cutting shaping can. For example, when the curved roof panel 1 is embodied in three-dimensional software, the rib plates in the longitudinal rib plate group 2 and the transverse rib plate group 3 are vertically installed, and the installation contact with the curved roof panel 1 is a linear contact, and the linear curvature of the rib plates is equal to the curvature of the curved roof panel 1 at the corresponding installation position, so that the curvature of the three-dimensional curved roof panel 1 is dispersed into a plurality of linear curvatures; the linear curvature of the rib plate can be obtained by cutting the whole plate; then each rib plate can be cut to the site to be subjected to form-finding assembly welding.

After the longitudinal and transverse rib plate groups 3 are spliced with the roof panel to find the shape, the construction steps of increasing hyperbolic steel beams and welding the roof panel on the steel beams are eliminated, the processing difficulty of the special-shaped roof structural member is greatly simplified, the whole structure mainly realizes the integral modeling by the longitudinal and transverse rib plate groups 3, and the support of structural layers such as heat preservation, water resistance, decorative layers and the like is provided.

Preferably, the rib plates of the longitudinal rib plate group 2 and the transverse rib plate group 3 are relatively thin plates, so in order to prevent the rib plates from being locally crushed and unstable, the present embodiment further includes an upper flange plate group 4, and the upper flange plate group 4 is correspondingly arranged on the top of the longitudinal rib plate group 3. The existence of upper flange plate group 4 makes the floor be difficult for taking place local buckling, and structural integrity is good, has secondly adopted the structure and has decorated the integrated design scheme, has saved the cost by a wide margin, has shortened on-the-spot time limit for a project by a wide margin, has good economic value, and reduces the material quantity, and is energy-concerving and environment-protective.

Preferably, the curved roof panel 1 is paved with a heat-insulating layer. The functions of water resistance, heat preservation and the like are realized, and the heat preservation layer is the foaming layer 6, so that the construction cost is reduced, and the construction efficiency is improved. The heat insulation layer is arranged according to the height of the longitudinal rib group 2 and the height of the transverse rib group 3, and if the height of the longitudinal rib group 2 and the height of the transverse rib group 3 are the same as the design thickness of the heat insulation layer, the foaming layer 6 is arranged in the staggered grids of the longitudinal rib group 2 and the transverse rib group 3.

Further, if the design thickness that highly is greater than the heat preservation of vertical rib group 2 and horizontal rib group 3, the heat preservation includes wire net 5 and foaming layer 6, wire net 5 lays in vertical rib group 2 with certain high adaptation heat preservation and 4 top elevations of last flange board group are filled up in the crisscross net of horizontal rib group 3, foaming layer 6 is located on the wire net 5, wire net 5 spot welding or gluing are on the rib with great ease.

Since the longitudinal rib group 2 and the transverse rib group 3 are easy to cut along the linear curvature, the longitudinal rib group 3 and the transverse rib group 3 and the upper flange plate group 4 can be arranged on the front surface of the curved roof panel 1 or on the back surface of the curved roof panel 1.

The utility model has the beneficial effects that:

the processing is convenient, all curved surfaces are fitted through the shape of the rib plate, the rib plate does not need to be subjected to hyperbolic twisting processing, the rib plate can be conveniently processed through numerical control cutting, and the complex three-dimensional problem is simplified into a two-dimensional processing problem;

the upper foaming layer 6 is foamed by polyurethane, so that the functions of building decoration external wrapping, water resistance, heat insulation and the like can be realized simultaneously, the construction cost is reduced, and the construction efficiency is improved;

the height of the transverse and longitudinal rib plate can be selected, and the proper height of the rib plate can be selected according to the stress condition of the local bending moment;

the roof panel and the rib plate are thin, but form finishing stress, so that the using amount of a steel structure can be effectively reduced;

the whole total thickness of whole roofing structure is thinner, promotes the building aesthetic feeling, builds slim and graceful structural style.

While the present invention has been described in detail and with reference to the embodiments thereof as illustrated in the accompanying drawings, it will be apparent to one skilled in the art that various changes and modifications can be made therein. Therefore, certain details of the embodiments are not to be interpreted as limiting, and the scope of the utility model is to be determined by the appended claims.

Claims

1. The utility model provides a large-span dysmorphism roof structure which characterized in that includes:

curved roof panels;

2. The large-span special-shaped roof structure according to claim 1, wherein: the upper flange plate group is correspondingly arranged at the top of the longitudinal and transverse rib plate groups.

3. The large-span special-shaped roof structure according to claim 1, wherein: and the curved roof board is paved with a heat-insulating layer.

4. A large-span special-shaped roof structure according to claim 3, characterized in that: the heat preservation layer comprises a steel wire mesh and a foaming layer, the steel wire mesh is laid in staggered grids of the longitudinal rib plate groups and the transverse rib plate groups, the foaming layer is arranged on the steel wire mesh, and the steel wire mesh is spot-welded or glued on the longitudinal ribs and the transverse ribs.

5. A large-span special-shaped roof structure according to claim 3, characterized in that: the heat preservation layer is a foaming layer, and the foaming layer is arranged in the staggered grids of the longitudinal rib plate groups and the transverse rib plate groups.

6. The large-span special-shaped roof structure according to claim 2, wherein: the longitudinal and transverse rib plate groups and the upper flange plate groups are arranged on the front side or the back side of the curved roof panel.