CN211922993U

CN211922993U - Aluminum alloy building structure with ETFE air pillow

Info

Publication number: CN211922993U
Application number: CN202020083106.3U
Authority: CN
Inventors: 欧阳元文; 尹建; 刘小蔚; 曾煜华
Original assignee: Shanghai Jianke Aluminum Alloy Structure Architecture Research Institute
Current assignee: Shanghai Jianke Aluminum Alloy Structure Architecture Research Institute
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-11-13
Anticipated expiration: 2030-01-15

Abstract

The utility model relates to an aluminum alloy building structure with ETFE air pillow, it includes node disc subassembly, member subassembly and ETFE air pillow, and wherein, the node disc subassembly includes a plurality of aluminum alloy node dish, and the member subassembly is including centering on a plurality of aluminum alloy member that the node dish set up, and the aluminum alloy member passes through aluminum alloy node dish to be connected fixedly, and the ETFE air pillow passes through aluminum alloy member lug connection fixedly. According to the utility model discloses an aluminum alloy building structure with ETFE air pillow, its aluminum alloy node dish and aluminum alloy member are prefabricated by the mill, satisfy the high requirement of ETFE membrane to building accuracy, and especially, the most technology of aluminum alloy node dish and aluminum alloy member adopts numerical control processing, has guaranteed building structure's precision and standardization. Particularly, the aluminum alloy rod is integrally formed with the adapter part through extrusion, and the ETFE membrane is mounted without additionally mounting the adapter part through a screw, so that the working procedures are saved, and the efficiency is improved.

Description

Aluminum alloy building structure with ETFE air pillow

Technical Field

The utility model relates to a building, more specifically relate to an aluminum alloy building structure with ETFE air pillow.

Background

Large public buildings and landmark buildings are mostly in curved surface shapes, and the outer vertical surfaces strive to achieve special building effects. On the premise that the building type tends to be novel and unique day by day, the traditional glass curtain wall and steel structure can not meet the market demand gradually.

ETFE (Ethylene-tetrafluoroethylene copolymer) film material as a novel building material has significant advantages in the field of building construction, especially in the application to large-span thin-shell structures, for example, infrastructure support systems and concrete foundations can be designed more efficiently due to the light-weight properties of ETFE films, and for example, with the aid of ETFE films, a novel and even mysterious feel can be given to people like "water cubes".

Because the ETFE membrane has higher requirement on the building precision, the steel structure in the prior art is often difficult to realize the required installation precision. In addition, in order to mount the ETFE film on the steel structure, a hole needs to be formed in the steel structure, the adaptor is mounted first by a screw penetrating through the hole, and finally the ETFE film is mounted on the adaptor, so that the number of processes is large, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the steel construction among the prior art can't satisfy the required precision and the inefficiency of ETFE membrane, the utility model provides an aluminum alloy building structure with ETFE pneumatic die cushion.

According to the utility model discloses an aluminum alloy building structure with ETFE air pillow, it includes node disc subassembly, member subassembly and ETFE air pillow, and wherein, the node disc subassembly includes a plurality of aluminum alloy node dish, and the member subassembly is including centering on a plurality of aluminum alloy member that an aluminum alloy node dish set up, and the aluminum alloy member passes through the aluminum alloy node dish to be connected fixedly, and the ETFE air pillow passes through aluminum alloy member lug connection fixedly.

Preferably, the ETFE air pillow comprises opposing first and second ETFE membranes, the peripheries of which are clamped by aluminum alloy rods to form an enclosed space.

Preferably, the aluminum alloy rod has an adapter portion through which the first ETFE film and the second ETFE film are sandwiched and fixed.

Preferably, the aluminum alloy rod is integrally formed with the adapter portion by extrusion.

Preferably, the aluminum alloy building structure further comprises an inflator pump and an inflation pipeline, wherein an inflation valve is reserved on the ETFE air pillow and is connected with the inflator pump through the inflation pipeline.

Preferably, the aluminum alloy rod is an i-shaped rod.

Preferably, six aluminum alloy rods are arranged around one aluminum alloy node plate.

According to the utility model discloses an aluminum alloy building structure with ETFE air pillow, its aluminum alloy node dish and aluminum alloy member are prefabricated by the mill, satisfy the high requirement of ETFE membrane to building accuracy, and especially, the most technology of aluminum alloy node dish and aluminum alloy member adopts numerical control processing, has guaranteed building structure's precision and standardization. Particularly, the adapter part is integrally formed on the aluminum alloy rod piece through extrusion, and the ETFE membrane is installed without additionally installing the adapter part through a screw, so that the process is saved and the efficiency is improved through the integrated connection.

Drawings

Fig. 1 is a schematic structural view of an aluminum alloy building structure with ETFE air pillows in accordance with a preferred embodiment of the present invention;

FIG. 2 is a schematic diagram of the ETFE pneumatic die cushion of FIG. 1;

figure 3 illustrates the connection of the lever assembly of figure 1 to an ETFE air pillow.

Detailed Description

The following description of the preferred embodiments of the present invention will be made with reference to the accompanying drawings.

As shown in fig. 1, the aluminum alloy building structure with ETFE air pillow according to a preferred embodiment of the present invention includes a node disc assembly 1, a rod assembly 2 and an ETFE air pillow 3, wherein the rod assembly 2 is fixed by the node disc assembly 1, and the ETFE air pillow 3 is fixed by the rod assembly 2. Specifically, the node disc assembly 1 comprises a plurality of aluminum alloy node discs 11, the rod assembly 2 comprises a plurality of aluminum alloy rods 21 surrounding one aluminum alloy node disc 11, and the ETFE air pillow 3 is fixedly connected through the aluminum alloy rods 21. In this embodiment, six i-shaped bars are arranged around one aluminum alloy node disk.

As shown in fig. 2, the ETFE air pillow 3 includes a first ETFE membrane 31 and a second ETFE membrane 32 opposed to each other, and the peripheries of both are sandwiched by aluminum alloy rods 21 to form an enclosed space 33. As shown in fig. 3, an adapter 211 is integrally formed on the top of the aluminum alloy rod 21, and the

ETFE films

31 and 32 of the ETFE air pillow 3 are clamped and fixed by the adapter 211.

According to the utility model discloses an aluminum alloy building structure with ETFE air pillow of a preferred embodiment still includes pump and gas tube, and ETFE air pillow 3 reserves has the inflation valve, and this inflation valve passes through gas tube and is connected with the pump. Therefore, through the reserved inflation valve, clean and dry air which is subjected to filtering and dehumidifying treatment is filled into the closed space 33 by the inflation pump, so that the envelope structure which can resist external load and has good heat insulation performance is formed, namely, the envelope structure is formed into an air pillow.

Obviously, the aluminum alloy node disc 11 and the aluminum alloy rod 21 are prefabricated by a factory, so that the high requirement of the ETFE film on the building precision is met, and particularly, the precision and the standardization of the building structure are ensured by adopting numerical control processing for most processes of the aluminum alloy node disc 11 and the aluminum alloy rod 21. Moreover, the density of the aluminum alloy material is 1/3 of steel material, the tensile strength of 6061-T6 is 300MPa, which is higher than Q235 steel, the aluminum alloy material is 1/3 of the weight of the steel structure, the self weight of the whole structure is light, and the material is saved. Compared with a steel structure main body structure, the aluminum alloy material has the advantages that the corrosion protection is required, the corrosion resistance is good, the special treatment is not required, and the cost is reduced.

Additionally, according to the utility model discloses an aluminum alloy building structure with ETFE pneumatic die cushion, there is switching portion 211 through extrusion integrated into one piece on its aluminum alloy member 21, and need not install the ETFE membrane through the screw in addition to connect through this integration and save the process, raise the efficiency. Particularly, an aluminum alloy integrated connection structure is adopted, the die opening period of the aluminum alloy rod piece 21 is close to that of the original adaptor, the time of steel structure factories and on-site hole opening is saved, the on-site installation time is saved, and compared with the construction period of a steel structure, the construction period is at least one third of the construction period. Moreover, the height of the adaptor through the screw installation among the prior art is 50mm ~ 200mm usually, and the whole thickness of steel member is upper limb thickness plus this 50mm ~ 200 mm's adaptor thickness, and according to the utility model discloses a make the whole thickness of aluminum alloy member 21 including upper limb thickness can drop to 50mm ~ 200mm through extrusion switching portion 211 at aluminum alloy member 21 to reduce the structure layer thickness and reach the effect of increase interior space.

What has been described above is only the preferred embodiment of the present invention, not for limiting the scope of the present invention, but various changes can be made to the above-mentioned embodiment of the present invention. All the simple and equivalent changes and modifications made according to the claims and the content of the specification of the present invention fall within the scope of the claims of the present invention. The present invention is not described in detail in the conventional technical content.

Claims

1. The utility model provides an aluminum alloy building structure with ETFE air pillow, its characterized in that, this aluminum alloy building structure includes node dish subassembly, member subassembly and ETFE air pillow, and wherein, the node dish subassembly includes a plurality of aluminum alloy node dish, and the member subassembly is including surrounding a plurality of aluminum alloy member that an aluminum alloy node dish set up, and the aluminum alloy member passes through aluminum alloy node dish to be connected fixedly, and the ETFE air pillow passes through aluminum alloy member lug connection fixedly.

2. The aluminum alloy building structure of claim 1, wherein the ETFE air pillow comprises opposing first and second ETFE membranes, the peripheries of which are clamped by the aluminum alloy rods to form an enclosed space.

3. The aluminum alloy building structure of claim 2, wherein the aluminum alloy rod has an adapter portion through which the first ETFE film and the second ETFE film are sandwiched and fixed.

4. The aluminum alloy building structure of claim 3, wherein the adapter is integrally formed by extrusion of the aluminum alloy rod member.

5. The aluminum alloy building structure of claim 2, wherein the aluminum alloy building structure further comprises an inflator pump and an inflation pipeline, and an inflation valve is reserved on the ETFE air pillow and connected with the inflator pump through the inflation pipeline.

6. The aluminum alloy building structure of claim 1, wherein the aluminum alloy bar is an i-shaped bar.

7. The aluminum alloy building structure of claim 1, wherein six aluminum alloy bars are arranged around one aluminum alloy node plate.