CN220619761U - Aluminum alloy overpass turning node connection structure - Google Patents
Aluminum alloy overpass turning node connection structure Download PDFInfo
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- CN220619761U CN220619761U CN202321923885.3U CN202321923885U CN220619761U CN 220619761 U CN220619761 U CN 220619761U CN 202321923885 U CN202321923885 U CN 202321923885U CN 220619761 U CN220619761 U CN 220619761U
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- aluminum alloy
- stainless steel
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- overpass
- connecting pipes
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 106
- 239000010935 stainless steel Substances 0.000 claims abstract description 70
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 70
- 230000000712 assembly Effects 0.000 claims abstract description 9
- 238000000429 assembly Methods 0.000 claims abstract description 9
- 238000010276 construction Methods 0.000 abstract description 5
- 238000003466 welding Methods 0.000 description 7
- 238000005452 bending Methods 0.000 description 6
- 239000000956 alloy Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Bridges Or Land Bridges (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model discloses an aluminum alloy overpass turning node connecting structure, which is provided with a stainless steel sleeve core and a bolt component, wherein two sections of aluminum alloy main beams which are required to be connected together at the aluminum alloy overpass turning node are all tubular; the stainless steel sleeve core is provided with two sections of stainless steel connecting pipes, the two sections of stainless steel connecting pipes are welded together, the included angle between the two sections of stainless steel connecting pipes is equal to the included angle between the two sections of aluminum alloy girders, the shape and the size of the stainless steel connecting pipes are matched with those of the middle holes of the aluminum alloy girders, the two sections of stainless steel connecting pipes are respectively inserted into the middle holes of the two sections of aluminum alloy girders which need to be connected together, the stainless steel sleeve core is hidden in the two sections of aluminum alloy girders, and the aluminum alloy girders and the stainless steel connecting pipes are fixedly connected together through bolt assemblies. The utility model can more reliably connect the aluminum alloy girder at the turning joint of the aluminum alloy overpass, and has high construction efficiency.
Description
Technical Field
The utility model relates to an aluminum alloy overpass, in particular to an aluminum alloy overpass turning node connecting structure.
Background
The whole aluminum alloy overpass is basically assembled by aluminum alloy materials, an aluminum alloy pavement and an aluminum alloy awning arranged above the aluminum alloy pavement are arranged at two ends of the overpass main body, and an aluminum alloy rest platform is also arranged in the middle of the aluminum alloy pavement. The structure of the aluminum alloy overpass is provided with an aluminum alloy girder for connection and support.
And all can appear the turning node of structure at the hookup location of aluminum alloy pavement and overpass main part, at the hookup location of aluminum alloy pavement and aluminum alloy rest platform, at the angular variation's of aluminum alloy canopy position etc. the unavoidable circumstances that need aluminum alloy girder to buckle appear on the turning node.
However, due to the manufacturing process of the aluminum alloy section, the integrally bent aluminum alloy member cannot be extruded and formed, and only a linear aluminum alloy member can be produced. Therefore, the bending position of the aluminum alloy main beams can only be realized by connecting two sections of aluminum alloy main beams with different angles. The existing connection mode for the bending position of the aluminum alloy main beams is to weld two sections of aluminum alloy main beams together.
However, welding aluminum alloy girders would suffer from the following drawbacks:
1. because of the special properties of the aluminum alloy material, the strength of the welding position can be reduced to half that of the aluminum alloy material, so that the strength of the aluminum alloy overpass is reduced.
2. The welding of the aluminum alloy girder is required to be performed on site, which inevitably prolongs the construction period and ensures the construction quality.
Disclosure of Invention
The utility model aims to provide an aluminum alloy overpass turning node connecting structure which can more reliably connect aluminum alloy girders at the aluminum alloy overpass turning nodes and has high construction efficiency.
The aim of the utility model is achieved by the following technical scheme:
an aluminum alloy overpass turning node connection structure which is characterized in that: the two sections of aluminum alloy main beams which are required to be connected together at the turning nodes of the aluminum alloy overpass are tubular; the stainless steel sleeve core is provided with two sections of stainless steel connecting pipes, the two sections of stainless steel connecting pipes are welded together, the included angle between the two sections of stainless steel connecting pipes is equal to the included angle between the two sections of aluminum alloy girders, the shape and the size of the stainless steel connecting pipes are matched with those of the middle holes of the aluminum alloy girders, the two sections of stainless steel connecting pipes are respectively inserted into the middle holes of the two sections of aluminum alloy girders which need to be connected together, the stainless steel sleeve core is hidden in the two sections of aluminum alloy girders, and the aluminum alloy girders and the stainless steel connecting pipes are fixedly connected together through bolt assemblies.
Preferably, a plurality of bolt assemblies are respectively arranged at the end parts of the two sections of aluminum alloy main beams, and the bolt assemblies respectively transversely penetrate through the aluminum alloy main beams and the stainless steel connecting pipes for fixed connection.
Preferably, the two side walls of the stainless steel connecting pipe are correspondingly provided with first through holes, the end part of the aluminum alloy main beam is provided with second through holes, and the bolt component transversely penetrates through the first through holes and the second through holes.
Preferably, the bolt assembly is a stainless steel bolt assembly.
Preferably, the front edges of the stainless steel connection pipes are respectively provided with a chamfer.
Preferably, the stainless steel connecting pipe is an S30406 stainless steel pipe.
Preferably, the end surfaces of the two sections of aluminum alloy main beams which are required to be connected together are attached together.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the aluminum alloy main beam is not welded any more, but a stainless steel sleeve core is arranged to be connected with the bolt component. The two sections of stainless steel connecting pipes of the stainless steel sleeve core are welded at a set angle, and the bending angle of the two sections of aluminum alloy main beams can be adapted. And the welding strength of the stainless steel is not reduced, so that the connection strength of the two sections of aluminum alloy main beams can be ensured, and reliable connection can be obtained.
The structure of the utility model, which is connected with the bolt component through the stainless steel sleeve core, is a bolt connection structure, and the aluminum alloy main beam is not required to be welded on site, and is directly connected through the bolts, so that the assembly speed is faster, and the construction efficiency is improved.
In addition, the utility model also utilizes the characteristic that the stainless steel and the aluminum alloy surface are contacted and can not generate chemical reaction, so that the connection of the stainless steel sleeve core is more stable.
Drawings
FIG. 1 is a schematic front view of an aluminum alloy overpass turning node connection structure according to an embodiment of the present utility model;
FIG. 2 is a schematic cross-sectional view of an aluminum alloy overpass turning node connection structure according to an embodiment of the present utility model;
FIG. 3 is a schematic structural view of a stainless steel core according to an embodiment of the present utility model;
fig. 4 is a schematic structural view of the bending part of the aluminum alloy girder applied to the aluminum alloy canopy.
The meaning of the reference numerals in the figures:
1-a stainless steel sleeve core; 1.1-stainless steel connecting pipes; 1.2-first perforations; 1.3-chamfering; 1.4-a welding part between two sections of stainless steel connecting pipes; a 2-bolt assembly; 2.1-bolts; 3-aluminum alloy main beams; 3.1-second perforations; 4-upright posts.
Detailed Description
The utility model is further described below with reference to examples.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Examples:
fig. 1 to 3 show an aluminum alloy overpass turning node connection structure of the present embodiment, which is provided with a stainless steel bushing core 1 and a bolt assembly 2. Two sections of aluminum alloy main beams 3 which are required to be connected together at the turning nodes of the aluminum alloy overpass are tubular, the cross section of the tubular aluminum alloy main beam 3 can be rectangular, circular, polygonal or the like, and the cross section of the aluminum alloy main beam 3 illustrated in the embodiment is rectangular.
The stainless steel sleeve core 1 is provided with two sections of stainless steel connecting pipes 1.1, the two sections of stainless steel connecting pipes 1.1 are welded together at a set angle, and the included angle between the two sections of stainless steel connecting pipes 1.1 is equal to the included angle required by bending between the two sections of aluminum alloy main beams 3. The welding angle of the two sections of stainless steel connecting pipes 1.1 can be correspondingly changed according to the bending angle, the welding of the two sections of stainless steel connecting pipes 1.1 does not need to be performed on site, and the two sections of stainless steel connecting pipes can be transported to the site after being welded in a workshop. The shape and the size of the stainless steel connecting pipe 1.1 are matched with those of the middle holes of the aluminum alloy main beams 3, the two sections of the stainless steel connecting pipes 1.1 are respectively inserted into the middle holes of the two sections of the aluminum alloy main beams 3 which are required to be connected together, the stainless steel connecting pipe 1.1 is attached to the hole wall of the middle hole of the aluminum alloy main beam 3, and the end surfaces of the two sections of the aluminum alloy main beams 3 are attached together. The stainless steel sleeve core 1 is hidden in the two sections of aluminum alloy main beams 3, namely, the stainless steel sleeve core 1 cannot be seen from the outside. The aluminum alloy girder 3 and the stainless steel connecting pipe 1.1 are fixedly connected together through a bolt component 2, and the bolt component 2 transversely penetrates through the aluminum alloy girder 3 and the stainless steel connecting pipe 1.1.
The concrete structure fixedly connected through the bolt component 2 is as follows: the end parts of the two sections of aluminum alloy girders 3 are respectively provided with a plurality of bolt assemblies 2, the bolt assemblies 2 are provided with bolts 2.1, nuts and gaskets, the two side walls of the stainless steel connecting pipe 1.1 are correspondingly provided with first through holes 1.2, the end parts of the aluminum alloy girders 3 are provided with second through holes 3.1, the bolts 2.1 transversely penetrate through the first through holes 1.2 and the second through holes 3.1, the penetrating parts of the bolts 2.1 are connected with the nuts, and gaskets are respectively arranged between the heads of the bolts and the outer side surfaces of the aluminum alloy girders 3 and between the nuts and the outer side surfaces of the aluminum alloy girders 3. The bolt assembly 2 of the utility model is a stainless steel bolt assembly, and the components are all stainless steel.
The front edges of the stainless steel connecting pipes 1.1 of the embodiment are respectively provided with a chamfer 1.3.
The stainless steel connecting pipe 1.1 of the embodiment is an S30406 stainless steel pipe, and the S30406 stainless steel and the aluminum alloy are contacted and do not generate chemical reaction.
Fig. 4 is a schematic structural view of connecting aluminum alloy girders of an aluminum alloy canopy by using the connecting structure of the present utility model, wherein the aluminum alloy girders bent at two ends at a set angle are reliably connected by the connecting structure of the present utility model, and the aluminum alloy girders of the aluminum alloy canopy are supported by the upright posts 4.
The above-mentioned embodiments of the present utility model are not intended to limit the scope of the present utility model, and the embodiments of the present utility model are not limited thereto, and all kinds of modifications, substitutions or alterations made to the above-mentioned structures of the present utility model according to the above-mentioned general knowledge and conventional means of the art without departing from the basic technical ideas of the present utility model shall fall within the scope of the present utility model.
Claims (7)
1. An aluminum alloy overpass turning node connection structure which is characterized in that: the two sections of aluminum alloy main beams which are required to be connected together at the turning nodes of the aluminum alloy overpass are tubular; the stainless steel sleeve core is provided with two sections of stainless steel connecting pipes, the two sections of stainless steel connecting pipes are welded together, the included angle between the stainless steel connecting pipes is equal to the included angle between the two sections of the aluminum alloy main beams, the shape and the size of the stainless steel connecting pipes are matched with those of the middle holes of the aluminum alloy main beams, the two sections of the stainless steel connecting pipes are respectively inserted into the middle holes of the two sections of the aluminum alloy main beams which are required to be connected together, and the stainless steel sleeve core is hidden in the two sections of the aluminum alloy main beams, and the aluminum alloy main beams and the stainless steel connecting pipes are fixedly connected together through bolt assemblies.
2. The aluminum alloy overpass turning node connection structure of claim 1, wherein: the ends of the two sections of the aluminum alloy main beams are respectively provided with a plurality of bolt assemblies, and the bolt assemblies respectively transversely penetrate through the aluminum alloy main beams and the stainless steel connecting pipes for fixed connection.
3. The aluminum alloy overpass turning node connection structure according to claim 2, characterized in that: the two side walls of the stainless steel connecting pipe are correspondingly provided with first through holes, the end part of the aluminum alloy main beam is provided with second through holes, and the bolt component transversely penetrates through the first through holes and the second through holes.
4. The aluminum alloy overpass turning node connection structure of claim 1, wherein: the bolt component is a stainless steel bolt component.
5. The aluminum alloy overpass turning node connection structure of claim 1, wherein: the front end edges of the stainless steel connecting pipes are respectively provided with a chamfer angle.
6. The aluminum alloy overpass turning node connection structure of claim 1, wherein: the stainless steel connecting pipe is an S30406 stainless steel pipe.
7. The aluminum alloy overpass turning node connection structure of claim 1, wherein: the end surfaces of the two sections of the aluminum alloy main beams which are required to be connected are attached together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321923885.3U CN220619761U (en) | 2023-07-20 | 2023-07-20 | Aluminum alloy overpass turning node connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321923885.3U CN220619761U (en) | 2023-07-20 | 2023-07-20 | Aluminum alloy overpass turning node connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220619761U true CN220619761U (en) | 2024-03-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321923885.3U Active CN220619761U (en) | 2023-07-20 | 2023-07-20 | Aluminum alloy overpass turning node connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220619761U (en) |
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2023
- 2023-07-20 CN CN202321923885.3U patent/CN220619761U/en active Active
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