CN213204614U - Aluminum pipe connecting structure - Google Patents
Aluminum pipe connecting structure Download PDFInfo
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- CN213204614U CN213204614U CN202021703557.9U CN202021703557U CN213204614U CN 213204614 U CN213204614 U CN 213204614U CN 202021703557 U CN202021703557 U CN 202021703557U CN 213204614 U CN213204614 U CN 213204614U
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Abstract
The utility model provides an installation is stable, non-deformable's aluminum pipe connection structure, this aluminum pipe connection structure includes steel structure skeleton, steel pipe, first aluminium pipeline section, second aluminium pipeline section, first connecting piece, the rear end of first aluminium pipeline section is fixed on steel structure skeleton, the steel pipe sets up in first aluminium pipeline section and second aluminium pipeline section, the steel pipe is pegged graft in the rear end of first aluminium pipeline section and the front end of second aluminium pipeline section simultaneously, be equipped with first insulating gasket between steel pipe and the first aluminum pipe, first connecting piece connects gradually first aluminium pipeline section, first insulating gasket, steel pipe from outside to inside; an expansion joint is reserved between the first aluminum pipe section and the second aluminum pipe section. The utility model discloses the one end and the steel structural framework of each section aluminium pipeline section are closely fixed, and the other end remains the flexible ability behind the aluminium pipeline section receives the temperature influence, has reduced the temperature stress of aluminum pipe self, prevents to warp.
Description
Technical Field
The utility model relates to a curtain construction, specifically speaking are aluminum pipe connection structure.
Background
The traditional method for manufacturing the steel ribbon aluminum veneer curtain wall is to splice a smaller plane aluminum plate curtain wall, but the spliced part of the aluminum plate constructed by the method has edges and corners and a plurality of splicing gaps, so that the impression is influenced, and the overall modeling effect is poor.
The invention with application number 201911312096.4 discloses a construction method of a multi-curved surface special-shaped combined curtain wall system, and the technical scheme of the curved surface aluminum veneer curtain wall disclosed by application number 201810644597.1 is characterized by comprising a frame-shaped curtain wall keel with curvature, a plurality of same aluminum veneers and a connecting component, wherein the frame-shaped curtain wall keel is formed by cross and fixed connection of upright posts and cross beams, and the connecting component is used for connecting the aluminum veneers to a frame; application No. 201810579580.2 discloses a unitized curved surface aluminum plate curtain wall system, this curtain wall system passes through steel construction skeleton concatenation curtain wall skeleton, little unit plate and big unit are progressively spliced into to the little triangle-shaped aluminum plate in a plurality of planes of rethread, the plate is installed in the curtain wall skeleton, each big unit plate interblock, and connect through first connecting piece, second connecting piece and third connecting piece respectively between little unit plate interblock and the little triangle-shaped aluminum plate in plane, and satisfy curved surface aluminum plate curtain wall's installation demand. The curtain wall structure and the construction method mentioned in the patent have the problems that the spliced part of the aluminum plate has edges and corners and a plurality of splicing gaps after construction, and the structure is unstable.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the aluminum pipe connecting structure has the advantages that the aluminum pipe and the steel structure framework are stably installed and are not easy to deform.
The utility model provides an aluminum pipe connection structure, including steel structure skeleton, steel pipe, first aluminium pipeline section, second aluminium pipeline section and first connecting piece, the rear end of first aluminium pipeline section is fixed on steel structure skeleton, the steel pipe sets up in first aluminium pipeline section and second aluminium pipeline section, steel pipe and first aluminum pipe between be equipped with first insulation gasket, first connecting piece connects gradually first aluminium pipeline section, first insulation gasket, steel pipe from outside to inside, the steel pipe is pegged graft in the rear end of first aluminium pipeline section and the front end of second aluminium pipeline section simultaneously, leave the expansion joint between first aluminium pipeline section and the second aluminum pipe section.
Furthermore, a second insulating gasket is arranged between the steel pipe and the second aluminum pipe section.
Further, still include the second connecting piece, be equipped with aluminum plate between steel construction skeleton, the first aluminum pipe section, it is fixed through the second connecting piece between steel construction skeleton, aluminum plate, the first aluminum pipe section.
Furthermore, the steel pipe, the first aluminum pipe section and the second aluminum pipe section are all square pipes.
Further, the steel structure framework comprises a transverse pipe and a bent pipe which are connected with each other.
Furthermore, the first aluminum pipe section and the second aluminum pipe section are both bent pipes.
Furthermore, the steel pipe is a hot dip galvanized steel pipe.
Furthermore, the surfaces of the first aluminum pipe section and the second aluminum pipe section are provided with fluorocarbon coating layers.
Furthermore, the expansion joint is filled with weather-resistant glue.
The beneficial effects of the utility model reside in that: one end of each section of aluminum pipe section is tightly fixed with the steel structure framework, and the other end of each section of aluminum pipe section keeps the telescopic capacity of the aluminum pipe section after being influenced by temperature, so that the temperature stress of the aluminum pipe is reduced, and the deformation is prevented.
Drawings
Fig. 1 is a schematic view of a special-shaped aluminum tube curtain wall according to an embodiment of the present invention;
fig. 2 is a schematic structural view of an aluminum pipe ribbon according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a steel structure skeleton according to an embodiment of the present invention;
fig. 4 is a schematic view of an aluminum pipe connection structure according to an embodiment of the present invention;
fig. 5 is a schematic view of an aluminum pipe connection structure according to an embodiment of the present invention;
fig. 6 is a schematic view of an aluminum pipe connection structure according to an embodiment of the present invention.
1-a steel structure framework; 11-a transverse tube; 12-bending a pipe; 2-a steel pipe; 3-a first aluminum pipe section; 4-a second aluminum pipe section; 5-a first connecting member; 6-stone outer wall connecting structure; 7-concrete structure; 8-an aluminum plate; 9-weather resistant glue.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The utility model discloses the most crucial design lies in: one end of each section of aluminum pipe section is tightly fixed with the steel structure framework, and the other end of each section of aluminum pipe section keeps the telescopic capacity of the aluminum pipe section after being influenced by temperature, so that the temperature stress of the aluminum pipe is reduced, and the deformation is prevented.
As shown in fig. 4 to 6, the utility model provides an aluminum pipe connection structure, including steel structure skeleton 1, steel pipe 2, first aluminum pipe section 3, second aluminum pipe section 4, first connecting piece 5, the rear end of first aluminum pipe section is fixed on steel structure skeleton, the steel pipe sets up in first aluminum pipe section and second aluminum pipe section, the steel pipe is pegged graft in the rear end of first aluminum pipe section and the front end of second aluminum pipe section simultaneously, steel pipe and first aluminum pipe between be equipped with first insulating gasket, first aluminum pipe section, first insulating gasket, steel pipe are connected in proper order from outside to inside to first connecting piece;
an expansion joint is reserved between the first aluminum pipe section and the second aluminum pipe section. Specifically, the first connecting piece is not provided with a stainless steel round head self-tapping screw, and the color of the first connecting piece is the same as that of the aluminum pipe section.
Furthermore, a second insulating gasket is arranged between the steel pipe and the second aluminum pipe section.
Furthermore, the steel pipe, the first aluminum pipe section and the second aluminum pipe section are all square pipes.
Further, be equipped with aluminum plate 8 between steel construction skeleton, the first aluminum pipe section, it is fixed through the second connecting piece between steel construction skeleton, aluminum plate, the first aluminum pipe section. Specifically, the second connecting piece is a stainless steel bolt which is arranged on the steel structure framework, the aluminum plate and the first aluminum pipe section in a penetrating mode, and the attached drawing is not shown.
Further, the steel structure frame has a curved surface, and includes a plurality of cross tubes 11 and bent tubes 12 connected to each other.
Furthermore, the steel pipe is a hot dip galvanized steel pipe.
Furthermore, the first aluminum pipe section and the second aluminum pipe section are both bent pipes.
Furthermore, the surfaces of the first aluminum pipe section and the second aluminum pipe section are provided with fluorocarbon coating layers.
Furthermore, the expansion joint is filled with weather-resistant glue 9.
The utility model also provides a special-shaped aluminum pipe curtain wall with above-mentioned aluminum pipe connection structure.
The utility model also provides a construction method of special-shaped aluminum pipe curtain wall, including following step:
the method comprises the following steps that 1, a model of the special-shaped aluminum pipe curtain wall is decomposed by software, grids are divided according to a designed modeling curve, then a large aluminum plate is cut into a curved side quadrangle required by construction by a plane carving machine, then the curved side quadrangle is welded into a curved side quadrangular-shaped aluminum pipe section by disjunction water welding, and then fluorocarbon spraying treatment is carried out on the aluminum pipe section to be installed on site;
step 2, during field installation, fixing the rear end of a first aluminum pipe section on a steel structure framework, inserting a steel pipe into the rear end of the first aluminum pipe section, isolating the inner wall of the first aluminum pipe section from the steel pipe by using an insulating gasket, sleeving a second aluminum pipe section on the other end of the steel pipe, isolating the inner wall of the second aluminum pipe section from the steel pipe by using the insulating gasket, reserving expansion joints, and sequentially installing the next aluminum pipe section;
and 3, after all the aluminum pipe sections are in place and pre-fixed, filling weather-resistant glue in the expansion joint.
Specifically, the step of filling weather-resistant glue comprises the steps of cleaning the surface of the aluminum pipe section and dust at the expansion joint by using a two-piece rag method after the aluminum pipe section is positioned and fixed, then pasting and scraping gummed paper at two sides of the glue joint, filling a foam strip in the expansion joint, injecting glue into the expansion joint within a half hour after cleaning, then scraping glue by using a frictioning tool, tearing off the gummed paper after the sealant is primarily cured, cleaning the surface of the aluminum pipe section by using a cleaning agent, and finally checking and accepting to enter the next process.
From the above description, the beneficial effects of the present invention are: the steel streamer is integrally molded to establish an integral curtain wall three-dimensional model, modeling is carried out again, and grids are divided again according to a design molding curve (each aluminum plate is segmented and controlled to be between 4m and 8 m); the large aluminum plate is cut into the curved side quadrangle required by construction by adopting a plane carving machine, then the curved side quadrangle is welded into the curved side quadrangular-shaped aluminum pipe section by using disjunction water welding, one end of each section of aluminum pipe section is tightly fixed with the steel structure framework, the other end keeps the telescopic capacity of the aluminum pipe section after being influenced by temperature, the temperature stress of the aluminum pipe is reduced, and the deformation is prevented.
Examples
As shown in fig. 1, fig. 2 and fig. 3, fig. 1 is a schematic structural diagram of a special-shaped aluminum pipe curtain wall, fig. 2 is a schematic structural diagram of an aluminum pipe streamer in the special-shaped aluminum pipe curtain wall shown in fig. 1, and fig. 3 is a schematic structural diagram of a steel structural framework of the special-shaped aluminum pipe curtain wall shown in fig. 1.
The special-shaped aluminum pipe curtain wall shown in the figure 1 comprises a regular plane part and a special-shaped part, wherein the special-shaped part comprises an aluminum pipe ribbon shown in the figure 2 and a steel structure framework shown in the figure 3, the aluminum pipe ribbon is composed of a plurality of aluminum pipe sections, and the connection modes between the aluminum pipe sections and the steel structure framework are shown in the figures 4, 5 and 6.
In the figure 1, the top of the plane part of the aluminum pipe ribbon is hung on the stone outer wall through a stone outer wall connecting structure 6, and the middle of the aluminum pipe ribbon is fixed on a concrete structure 7.
The construction steps of the special-shaped aluminum pipe curtain wall are as follows.
1. Aluminium pipe section segmentation
And (3) utilizing rhinoceros software to integrally model the steel streamer to establish an integral curtain wall three-dimensional model, and dividing grids according to a design modeling curve (each aluminum plate model is controlled between 4m and 8m in a segmented mode).
2. Aluminum pipe section machining
Cutting a large aluminum plate into a curved side quadrangle required by construction by adopting a plane engraving machine, welding the curved side quadrangle into a curved side quadrangular aluminum pipe section by using disjunction water welding, then carrying out fluorocarbon spraying treatment, and finally installing on site.
The process flow is as follows:
technical part process development → sheet metal part plane carving → sheet metal part splicing → surface treatment → pretreatment chromizing operation of spraying part → spraying room spray painting operation of spraying part → packaging operation of spraying part → loading operation of finished product warehouse
The operation key points are as follows:
(1) the technology of the technical department is developed: the technical department utilizes rhinoceros software to carry out process development work on the model according to the client model, and the work skill requirements are as follows: firstly, establishing appropriate three-dimensional software matched with a client model, then carrying out separation numbering on the model, decomposing and unfolding the model by using rhinoceros software of the company again, numbering and marking decomposed accessories, and finally combining the accessories to form a production engineering drawing (the content comprises an engineering name, a batch, material thickness, area and spraying color) issuing workshop.
(2) Carving the plane of the metal plate part: the metal plate part is unfolded according to the technology of the technical part to carry out plane carving. The work skill requirement is as follows: according to the technical department, a production task list is issued to a warehouse to receive materials (raw materials are inspected by quality inspection before the materials are put in the warehouse, and qualified products are put in the warehouse), a workshop plane carving machine is used for plane carving operation, corresponding numbers are compiled for carving accessories, the part is influenced by machine errors, and the diagonal line of the plane is controlled to be about 1 mm.
(3) Processing the splicing surface of the metal plate part: and the metal plate part welding process carries out welding and polishing operation on the accessories according to a drawing. The work skill requirement is as follows: the welder is according to the corresponding voltage of panel thickness adjustment soldering set, carry out angle modulation according to engineering drawing requirement when the equipment, angular control is within 1 degree, size control is within 3 millimeters, the welding seam must smooth not have defects such as pore-free sting, the welding melting point exceeds panel 2/3 thickness, the face deformation that arouses for preventing the long section welding carries out the water welding that divides absolutely, the face straightness control is in 3/1000, install the fagging operation additional to both ends for increasing the firmness (400 faces carry out two solder joints, 300 faces carry out a solder joint left and right sides). The grinding R angle is controlled within 3 mm, a coarse grinding belt machine for grinding coarse printing is leveled, an air polishing machine (the grade of paper disc particles needs more than 120) is used for integrally modifying the product, and the surface of the product has no scratch or strain marks.
(4) Carrying out chromizing operation on the pretreatment of the spraying part: the spraying part is used for carrying out pretreatment chromizing operation on the product. The work skill requirement is as follows: the cleaning work of oil stain, flying dust and other impurities on the surface of the product is required, and no metal oil film is used for protecting the surface of the product. The method comprises the following steps that a worker firstly frames a product left and right, and performs operations of acid oil removal, alkali oil removal, neutralization brightening, colorless chromizing, pure water cleaning and baking water removal according to a pretreatment operation sequence. The colorless chromizing technology is adopted, and the chromium-free chromizing agent does not contain a six-chromium-added component prohibited by the state, and does not cause pollution to the environment. The chromized product has good effect on the adhesive force of the spraying performance.
(5) Spraying operation of a spraying room of a spraying part: the spraying part performs spraying operation on the product. The work skill requirement is as follows: the spraying part is hung by a workpiece and then is subjected to primer, finish and varnish operation, and the paint is cured and molded by baking in a curing oven at 235 ℃ for 10 minutes, wherein the surface of the coating is required to have no particles, no cracks and no bubbles, and the whole color is uniform and has no obvious color difference; the average film thickness of the formed film is required to be not less than 40 microns, the minimum film thickness is not less than 34 microns, the hardness of the pencil in the spraying performance test reaches more than 1H (Chinese pencil), the color difference in the nitric acid resistance test is less than 5 NBS, the color of the pencil is not changed in the hydrochloric acid resistance test, and the phenomenon of falling off is avoided in the adhesion dry/wet/soaking test, wherein the performance requirements meet the spraying performance requirements in GB/T234432009.
(6) Packaging operation of a spraying part: the spraying part performs packaging operation on the product. The work skill requirement is as follows: and selecting proper protective film viscosity for the smooth surface according to the spraying surface (the conventional smooth surface is selected to be 150), and performing protective film and foaming film packaging operation on the sprayed finished product according to the requirements of customers.
(7) Carrying and loading operation of a finished product bin: and the finished product bin carries the products by loading. The work skill requirement is as follows: to the product transport, the loading operation that the spraying portion has packed, at first carry out the stuff to automobile body and product and cut off, also cut off with the stuff after putting the one deck product, to this engineering product distortion state, walk to the position for preventing the transportation friction and carry out article filling operation to unsettled part, carry out the strap after the assembly is accomplished and stranded the binding to whole product and fix.
3. Aluminum pipe segment installation
Adjacent aluminum pipe sections are connected by steel square pipe inserting cores, and the following figures show that:
(1) the aluminum pipe sections are connected by inserting the steel square pipe into the core
One end of the aluminum pipe section is drilled with a fabrication hole as shown in the figure.
Performing field lofting positioning according to the overall dimension of the special-shaped aluminum pipe ribbon; firstly, fixing a previous section of aluminum pipe (a first aluminum pipe) on a steel structure framework through a steel plate connecting piece, inserting one end of a core insert of a hot-dip galvanized steel square pipe into the previous section of aluminum pipe (the inner wall of the aluminum pipe is isolated from the steel square pipe through an insulating gasket), and preliminarily fixing the aluminum pipe and the steel square pipe through a stainless steel screw with the same color as the aluminum pipe; the latter section of aluminum pipe (aluminum pipe section B in the following figure) is sleeved into the other end of the hot-dip galvanized steel square pipe insertion core (the inner wall of the aluminum pipe is isolated from the steel square pipe by an insulating gasket), and an expansion joint of about 20mm is reserved.
The next section of aluminum pipe is installed in sequence according to the method described above. After all the aluminum pipe sections are in place and pre-fixed, integral lofting, rechecking and adjusting are carried out until the aluminum pipe sections meet the requirements, and then final fixing is carried out.
During the installation process, the specification, the position and the number of the aluminum pipe section are inspected:
after the construction is finished, one end of each section of aluminum pipe section is tightly fixed with the steel structure framework, the other end of each section of aluminum pipe section keeps the telescopic capacity of the aluminum pipe section after being influenced by temperature, the temperature stress of the aluminum pipe is reduced, and deformation is prevented.
The utility model discloses construction method's advantage:
redesigning the original aluminum plate into an aluminum pipe section by using rhinoceros software, and then decomposing the aluminum pipe section into four planes to be sent to a factory for cutting. The technology is adopted to make the curve modeling of the ribbon smoother and more natural;
the rhinoceros software is adopted to integrally model the steel streamer to establish an integral curtain wall three-dimensional model, a workshop plane carving machine is utilized to carry out plane carving operation, corresponding numbers are written for carving accessories, and the plane diagonal line is controlled to be about 1mm, so that the complicated model of the engineering aluminum pipe can be ensured. During welding, angle adjustment is carried out according to the requirements of engineering drawings, the angle is controlled within 1 degree, the size is controlled within 3 millimeters, the welding line has to be smooth without the defects of air hole occlusion and the like, the welding melting point exceeds the thickness of the 2/3 plate, and the aluminum plate is welded by adopting a water-break welding technology in order to prevent plate surface deformation caused by long-section welding;
the surface of the aluminum plate curtain wall is treated by fluorocarbon spraying, so that the aluminum plate curtain wall has excellent fading resistance, frost resistance, corrosion resistance to atmospheric pollution (acid rain and the like), strong ultraviolet resistance and strong crack resistance, and can bear severe weather environment. The steel streamer shape can be ensured not to fade after long-term use;
the number of splicing gaps of the aluminum plate curtain wall is greatly reduced, and only necessary expansion joints are provided. The distance between the splicing gaps is optimized to 4-8 m from 0.5m, so that the overall impression effect is greatly improved;
the aluminum pipe sections are connected by inserting the steel square pipes in an inserting mode, the connection mode is elastic connection, and firstly, the influence of expansion with heat and contraction with cold on the connection parts in the use process of the aluminum pipe sections can be reduced; and secondly, the aluminum pipe section is convenient to finely adjust in the construction process, and the construction accuracy is ensured.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (9)
1. The utility model provides an aluminum pipe connection structure which characterized in that: including steel structure skeleton, steel pipe, first aluminium pipeline section, second aluminium pipeline section and first connecting piece, the rear end of first aluminium pipeline section is fixed on steel structure skeleton, the steel pipe sets up in first aluminium pipeline section and second aluminium pipeline section, steel pipe and first aluminum pipe between be equipped with first insulating gasket, first connecting piece connects gradually first aluminium pipeline section, first insulating gasket, steel pipe from outside to inside, the steel pipe is pegged graft in the rear end of first aluminium pipeline section and the front end of second aluminium pipeline section simultaneously, leave the expansion joint between first aluminium pipeline section and the second aluminum pipeline section.
2. The aluminum pipe connection structure as recited in claim 1, wherein: and a second insulating gasket is arranged between the steel pipe and the second aluminum pipe section.
3. The aluminum pipe connection structure as recited in claim 1, wherein: still include the second connecting piece, be equipped with aluminum plate between steel construction skeleton, the first aluminum pipe section, it is fixed through the second connecting piece between steel construction skeleton, aluminum plate, the first aluminum pipe section.
4. The aluminum pipe connection structure as recited in claim 1, wherein: the steel pipe, the first aluminum pipe section and the second aluminum pipe section are all square pipes.
5. The aluminum pipe connection structure as recited in claim 1, wherein: the steel structure framework comprises a transverse pipe and a bent pipe which are connected with each other.
6. The aluminum pipe connection structure as recited in claim 1, wherein: the first aluminum pipe section and the second aluminum pipe section are both bent pipes.
7. The aluminum pipe connection structure as recited in claim 1, wherein: the steel pipe is a hot dip galvanized steel pipe.
8. The aluminum pipe connection structure as recited in claim 1, wherein: the surfaces of the first aluminum pipe section and the second aluminum pipe section are provided with fluorocarbon coating layers.
9. The aluminum pipe connection structure as recited in claim 1, wherein: and weather-resistant glue is filled in the expansion joint.
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| CN202021703557.9U CN213204614U (en) | 2020-08-14 | 2020-08-14 | Aluminum pipe connecting structure |
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| CN202021703557.9U CN213204614U (en) | 2020-08-14 | 2020-08-14 | Aluminum pipe connecting structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112012379A (en) * | 2020-08-14 | 2020-12-01 | 厦门特房建设工程集团有限公司 | Aluminum pipe connecting structure, special-shaped aluminum pipe curtain wall and construction method of special-shaped aluminum pipe curtain wall |
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2020
- 2020-08-14 CN CN202021703557.9U patent/CN213204614U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112012379A (en) * | 2020-08-14 | 2020-12-01 | 厦门特房建设工程集团有限公司 | Aluminum pipe connecting structure, special-shaped aluminum pipe curtain wall and construction method of special-shaped aluminum pipe curtain wall |
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