CN219158124U - Roof structure - Google Patents
Roof structure Download PDFInfo
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- CN219158124U CN219158124U CN202222138275.4U CN202222138275U CN219158124U CN 219158124 U CN219158124 U CN 219158124U CN 202222138275 U CN202222138275 U CN 202222138275U CN 219158124 U CN219158124 U CN 219158124U
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- hub member
- roof structure
- top plate
- structure according
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Abstract
The utility model relates to a roof structure, which is characterized in that: comprising the following steps: the structure beams are arranged at the top of the main body structure in parallel, and each structure beam is formed by splicing a plurality of unit sections; and one side of the hub member is fixedly connected with the end part of the unit section, and the other side of the hub member is fixedly connected with the end part of the adjacent unit section. The utility model can fully utilize the advantages of the conical hub component that the welding area is increased and the effective stress transmission is ensured to be safe and stable.
Description
Technical Field
The utility model relates to the technical field of building structures, in particular to a roof structure.
Background
The arch net shell structure has reasonable stress, light weight and novel structural form, can be prominent in structure beauty and has artistic expression, and is increasingly widely applied to building roofs at home and abroad. The net shell structure of the medium-span and large-span building roof increases the surface area of the roof and the building space due to the curved surface shape of the net shell structure, and the structure treatment, the supporting structure and the construction are complex.
Generally, most building roofs with a latticed shell structure are of single-span or double-span latticed shell structures, steel grid Liang Duowei I-shaped steel or square and rectangular steel bars in a frame girder are continuously changed due to arch-shaped arc-shaped characteristics of the latticed shell structure when in connection and butt joint, namely, the arc of the surface of the latticed shell is continuously changed, moderate torsion is needed to be conducted on the steel grid beam bars so as to meet the purpose of smooth and direct connection when the bars are in butt joint, and the I-shaped steel or square and rectangular steel bars can simultaneously meet the requirement of structural stability due to the performance advantages of the I-shaped steel or square and rectangular steel bars.
In particular, in the multi-span and connected arch-shaped net-shell building roof structure, when the steel net-girder rod piece in the frame girder is T-shaped steel, because of the arch-shaped arc-shaped characteristic of the net-shell structure, namely the surface radian of the net-shell is continuously changed, in order to ensure that the flange plate and the web plate of the T-shaped steel all reach the full-welding and direct connection at the rod piece connecting point, the end of the rod piece is not warped, the web plate is kept to be directly and smoothly connected without bending, and the design and construction requirements of no dislocation are met, the T-shaped steel net-girder is required to be subjected to moderate distortion deformation treatment, but the structural rigidity and the strength of the T-shaped steel net-girder are greatly weakened after the T-shaped steel is twisted and bent, so that the structural stability construction requirements of the T-shaped steel net-girder in the building roof with the large-span arch-shaped net-shell structure type can not be realized.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides a roof structure, which can fully utilize the advantages of the conical hub component that the welding area is increased and the effective transmission stress is ensured to ensure the safety and stability of the structure, reduce the construction period and the material cost investment of a large-span arch-shaped reticulated shell building roof, and simultaneously avoid the waste of materials and is green and environment-friendly.
The technical scheme for realizing the aim is a roof structure, comprising:
the structure beams are arranged at the top of the main body structure in parallel, and each structure beam is formed by splicing a plurality of unit sections; and
and one side of the hub member is fixedly connected with the end part of the unit section, and the other side of the hub member is fixedly connected with the end part of the adjacent unit section.
Further, the method further comprises the following steps: and the grid beams are fixed between two adjacent hub members and are obliquely connected between the two adjacent structural beams.
Further, the hub member is conical, and a first inclined plane is formed at the end part of the grid beam corresponding to the side surface of the hub member, and the first inclined plane is attached to the side surface of the hub member.
Further, the grid beam includes: the first top plate is transversely arranged, and the first vertical plate is arranged on the bottom surface of the first top plate and is perpendicular to the top plate;
the first top plate is provided with an arc-shaped first bayonet matched with the hub member corresponding to the hub member, and the first vertical plate is provided with the first inclined surface corresponding to the end part of the hub member.
Further, the grid beams are made of steel.
Further, the hub member is conical, and a second inclined surface is formed at the end of the unit section corresponding to the side surface of the hub member, and is attached to the side surface of the hub member.
Further, the unit section includes: the second top plate is transversely arranged, and the second vertical plate is arranged on the bottom surface of the second top plate and is perpendicular to the top plate;
the second top plate is provided with an arc-shaped second bayonet matched with the hub member corresponding to the hub member, and the second vertical plate is provided with the second inclined surface corresponding to the end part of the hub member.
Further, the method further comprises the following steps: the structure beam is arranged on the outer frame in an overlapping mode.
Further, the outer frame is enclosed to be square.
Further, the structural beam and the hub member are made of steel.
Compared with the prior art, the utility model has the following beneficial effects:
the arched roof structure has the advantages that the welding area can be increased by fully utilizing the conical hub member, the effective stress transmission is realized, the safety and stability of the structure are ensured, the construction period and the material cost investment of the large-span arched reticulated shell building roof are reduced on the premise of ensuring the safety of the arched reticulated shell building roof structure, and meanwhile, the material waste is avoided, so that the arched roof structure is green and environment-friendly.
Drawings
Fig. 1 is a structural view of a roof structure according to the present utility model.
Fig. 2 is a view of an installation step 1 of a roof structure according to the present utility model.
Fig. 3 is a view of an installation step 2 of a roof structure according to the present utility model.
Fig. 4 is a side view at a in fig. 1.
Fig. 5 is a top view at a in fig. 1.
Legend description: 1. an outer frame; 2. a structural beam; 3. a grid beam; 4. a hub member.
Detailed Description
The utility model will be further described with reference to the drawings and the specific examples.
Referring to fig. 1, 2 and 3, a roof structure includes: a plurality of structural beams 2 arranged in parallel for being mounted on top of the main body structure; each structural beam 2 is formed by splicing a plurality of unit sections, and a hub member 4, one side of which is fixedly connected with the end parts of the unit sections, and the other side of the hub member 4 is fixedly connected with the end parts of the adjacent unit sections. A plurality of structural beams are connected to form a structural beam 2 integrally arranged at the top of the integral structure; and a plurality of the structural beams 2 are arranged at the top of the integral structure at intervals.
In the present utility model, a preferred embodiment is: according to the spanning length of each spanning arch-shaped net shell building roof structure, the size of the integral structural beam 2 is set and adjusted, the set point position of the hub member 4 is required to be adjusted according to the position in the design drawing for attractive appearance, and the unit sections and the hub member 4 are fixed through welding for the firmness of fixation.
Further, the method further comprises the following steps: a grid beam 3 fixed between two adjacent hub members 4, the grid beam 3 being connected between two adjacent structural beams 2 in an inclined manner. Preferably, the connection of the grid beam 3 and the connection portion of the hub member 4 have an arc shape for the overall aesthetic appearance.
Further, the hub member 4 is conical, and a first inclined surface is formed on a side surface of the end portion of the grid beam 3 corresponding to the hub member 4 corresponding to the end portion of the hub member 4, and the first inclined surface is attached to the side surface of the hub member 4. Preferably, in order to have good connectivity, welding is used between the hub member 4 and the grid beam 3.
Further, the grid beam 3 includes: the first vertical plate is arranged on the ground of the first top plate and perpendicular to the top plate; the first top plate is provided with an arc-shaped first bayonet matched with the hub member 4 corresponding to the hub member; the first vertical plate forms the first inclined surface corresponding to the end of the hub member 4. Preferably, in order to fix the structural beam 3 to the hub member 4, and also to secure the aesthetic appearance, the connection portion is cut to match the slope of the inclined surface of the hub member 4, and then welded and fixed.
Further, the grid beams 3 are made of steel.
Further, the hub member 4 is conical, and a second inclined surface is formed at the end of the unit section corresponding to the side surface of the hub member 4, and the second inclined surface is attached to the side surface of the hub member 4.
Further, the unit section includes: the second top plate is transversely arranged, and the second vertical plate is arranged on the bottom surface of the second top plate and is perpendicular to the top plate; the second top plate is provided with an arc-shaped second bayonet matched with the hub member 4 corresponding to the hub member, and the second vertical plate is provided with the second inclined surface corresponding to the end part of the hub member 4. Preferably, in order to fix the unit segments to the hub member 4, and also to secure the beauty, the connection portion needs to be cut to match the slope of the inclined surface of the hub member 4, and then welded and fixed.
Further, the method further comprises the following steps: the beam structure is arranged on an outer frame 1 surrounding the beam structure, and the edge part of the beam structure is arranged on the outer frame 1. Preferably, the outer frame 1 is arranged according to the span length of each span arch-shaped reticulated shell building roof structure, for the light and handy of the whole structure, the outer frame 1 uses H-shaped steel beams, and for the convenience of subsequent construction and installation, the structural part of the outer frame 1 can be replaced by rectangular tubular steel beams. In the building, the outer frame 1 not only directly bears the load of the roof above and transmits the load to the structure below, but also preferably has a frame column structure for supporting below the outer frame 1, and further has a beam column lateral force resisting system formed by the frame column structure below and the frame column structure below, so as to jointly resist the force of wind load, earthquake and other horizontal directions. The beam structure and the outer frame 1 are fixed by welding.
Further, the outer frame 1 has a square structure. The square structure appears to be more aesthetically pleasing.
Further, the beam structure and the hub member 4 are steel structures. Preferably, the steel structure has good formability, and can be cut and processed better.
A roof structure according to the present utility model will be described.
Firstly, determining the outer frame 1 of a large-span and multi-span arch-shaped reticulated shell building roof structure;
secondly, finishing the processing production and the installation construction of the structural beams 2 on the outer frame 1 of the large-span and multi-span arch-shaped reticulated shell building roof structure;
thirdly, determining the structural beams 2 in each cross arch-shaped reticulated shell roof T-shaped steel grid beam 3;
and fourthly, determining a T-shaped steel beam which is a structural beam 2 in the T-shaped steel grid beam 3, and determining a T-shaped steel beam Qu Tongchang to be connected with the steel frame structural beam 2, so as to play a role in stabilizing the structure.
Fifthly, dividing the position positioning, distribution areas and the number of the single-bent and double-bent T-shaped steel grid beams 3 according to the span length of each arch-crossing lattice shell building roof structure, namely selecting the T-shaped steel grid beams 3 at the root parts of the two ends of each arch-crossing lattice shell building roof structure as single-bent, and selecting the T-shaped steel grid beams 3 at the middle part as double-bent scheme;
sixthly, processing and manufacturing the single-bent and double-bent T-shaped steel grid beam 3 rod pieces;
seventh, according to the position location and distribution area of the single and double curved T-shaped steel grid beams 3 which are determined as secondary beams in the T-shaped steel grid beams 3, conical hub members 4 are added at the connecting points of the single and double curved T-shaped steel (or the connecting points of the single curved T-shaped steel and the single curved T-shaped steel), and the positions and the number of conical hub nodes are determined;
eighth, before processing and producing the single-curve T-shaped steel which is determined as the structural beam 2 in the T-shaped steel grid beam 3, embedding and welding the conical hub member 4 on the corresponding single-curve T-shaped steel according to the positions and the number of hub nodes in advance, and processing the tunneling single-curve T-shaped steel together with the structural beam 2 so as to make the single-curve T-shaped steel into a whole, thereby improving the positioning precision of the conical hub member 4;
and ninth, performing field welding installation construction according to the structural system.
The present utility model has been described in detail with reference to the embodiments of the drawings, and those skilled in the art can make various modifications to the utility model based on the above description. Accordingly, certain details of the illustrated embodiments are not to be taken as limiting the utility model, which is defined by the appended claims.
Claims (10)
1. A roof structure, characterized by: comprising the following steps:
the structure beams are arranged at the top of the main body structure in parallel, and each structure beam is formed by splicing a plurality of unit sections; and
and one side of the hub member is fixedly connected with the end part of the unit section, and the other side of the hub member is fixedly connected with the end part of the adjacent unit section.
2. A roof structure according to claim 1, characterized in that: further comprises: and the grid beams are fixed between two adjacent hub members and are obliquely connected between the two adjacent structural beams.
3. A roof structure according to claim 2, characterized in that: the hub member is conical, and a first inclined plane is formed at the end part of the grid beam, corresponding to the side surface of the hub member, and is attached to the side surface of the hub member.
4. A roof structure according to claim 3, wherein: the grid beam includes: the first top plate is transversely arranged, and the first vertical plate is arranged on the bottom surface of the first top plate and is perpendicular to the top plate;
the first top plate is provided with an arc-shaped first bayonet matched with the hub member corresponding to the hub member, and the first vertical plate is provided with the first inclined surface corresponding to the end part of the hub member.
5. A roof structure according to claim 2, characterized in that: the grid beam is made of steel.
6. A roof structure according to claim 1, characterized in that: the hub member is conical, and a second inclined plane is formed at the end part of the unit section corresponding to the side surface of the hub member and is attached to the side surface of the hub member.
7. A roof structure according to claim 6, wherein: the unit section includes: the second top plate is transversely arranged, and the second vertical plate is arranged on the bottom surface of the second top plate and is perpendicular to the top plate;
the second top plate is provided with an arc-shaped second bayonet matched with the hub member corresponding to the hub member, and the second vertical plate is provided with the second inclined surface corresponding to the end part of the hub member.
8. A roof structure according to claim 1, characterized in that: further comprises: the structure beam is arranged on the outer frame in an overlapping mode.
9. A roof structure according to claim 8, wherein: the outer frame is enclosed to be square.
10. A roof structure according to claim 1, characterized in that: the structural beam and the hub member are made of steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222138275.4U CN219158124U (en) | 2022-08-15 | 2022-08-15 | Roof structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222138275.4U CN219158124U (en) | 2022-08-15 | 2022-08-15 | Roof structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219158124U true CN219158124U (en) | 2023-06-09 |
Family
ID=86642546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222138275.4U Active CN219158124U (en) | 2022-08-15 | 2022-08-15 | Roof structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219158124U (en) |
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2022
- 2022-08-15 CN CN202222138275.4U patent/CN219158124U/en active Active
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