CN217811580U - Frame structure of circular plane hall - Google Patents
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- CN217811580U CN217811580U CN202222090681.8U CN202222090681U CN217811580U CN 217811580 U CN217811580 U CN 217811580U CN 202222090681 U CN202222090681 U CN 202222090681U CN 217811580 U CN217811580 U CN 217811580U
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- 238000002844 melting Methods 0.000 claims abstract description 3
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- 238000003466 welding Methods 0.000 claims description 33
- 238000005192 partition Methods 0.000 claims description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 10
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- 230000002146 bilateral effect Effects 0.000 claims description 4
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- 238000010276 construction Methods 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 3
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- 238000010586 diagram Methods 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
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- 230000035515 penetration Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
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Abstract
The application belongs to the technical field of building structures and discloses a frame structure of a circular plane hall, wherein the circular plane hall is provided with a central point; the cross beam is horizontally connected to the top of the upright post; the top of each upright post is simultaneously connected with one end of two cross beams to form a mounting node, the other end of one cross beam is connected with the top of one or more upright posts at one side of the upright post at intervals, and the other end of the other cross beam is connected with the top of one or more upright posts at the other side of the upright post at intervals; the cross parts of the cross beams are connected with each other in a melting way to form a connecting node. The building has the mechanical property of the 'central symmetry' principle, the load is small in uniform deformation difference, and meanwhile, the effect of building attractiveness is improved by uniformly dividing the circular plane.
Description
Technical Field
The application belongs to the technical field of steel frame construction, and relates to a frame structure of a circular plane hall.
Background
The steel structure is a structure made of steel materials, and is widely applied to the field of building construction due to light self weight and simple and convenient construction, so that the steel structure becomes one of main building structure types. As buildings diversify and curve, in the construction of the roof cover, when the number of the peripheral frame columns is more than four, there is a difficulty in the arrangement of the cross frame beams in the plane of the roof. Because the cells divided by the frame beams are difficult to be uniform and regular, the central symmetry of the mechanical property is difficult to realize for the frame structure, the random lateral loads born in different directions are caused, the internal stress of the frame beams is large, the deformation difference of the frame beams is large, the wind resistance and earthquake resistance are reduced, and the attractiveness of the building is also seriously influenced.
In view of the above-mentioned problems, there is a drawback that, in the structure for constructing a roof cover, when the number of peripheral frame columns is greater than four, the difference in deformation of the cross frame beams in the plane of the roof is large, and the wind and earthquake resistance is low.
SUMMERY OF THE UTILITY MODEL
In order to improve in the structure of building roof cover, when peripheral frame post quantity is greater than four, the difference of roof plane internal cross frame roof beam deformation is big, the defect that wind-resistant, anti-seismic performance is low, this application provides a circular plane hall's frame construction.
The technical scheme is that the frame structure of the round plane hall adopts the following technical scheme:
a frame structure of a round planar hall having a center point, comprising,
the number of the upright posts is not less than five, and the upright posts are distributed at intervals along the outer circumference of the round hall;
the edge beams are sequentially and horizontally connected to the tops of the upright columns in the circumferential direction;
the cross beam is horizontally connected to the top of the upright post; the top of each upright post is simultaneously connected with one end of two cross beams to form a mounting node, the other end of one cross beam is connected with the top of one or more upright posts at one side of the upright post at intervals, and the other end of the other cross beam is connected with the top of one or more upright posts at the other side of the upright post at intervals; the cross parts of the cross beams are connected with each other in a melting way to form a connecting node.
By adopting the technical scheme, the upright column and the cross beam at the installation node are connected to form a column head beam column connection structure, and the intersection structure of the two beams at the midspan position is realized at the connection node. The cross beams intersect with each other to uniformly divide the circular plane hall, so that the framework structure realizes the principle of 'central symmetry' of mechanical property, and the mounting nodes and the connecting nodes bear the same load; the cross beam and the cross beam are intersected, so that the deformation difference of the frame structure is small, the stability of the frame structure is enhanced, the wind resistance and earthquake resistance performance are improved, and meanwhile, the attractiveness of a building is improved by uniformly dividing the circular plane.
Optionally, the two ends of the cross beam are mounting ends for connecting with the stand column, and the middle of the cross beam is provided with a cross bilateral welding position and a cross fracture for connecting with a cross beam; and the two mounting ends are welded and fixed on the upright columns at the mounting nodes, and the crossed bilateral welding positions of one beam are connected with the crossed fracture of the other beam at the connecting nodes.
Through adopting above-mentioned technical scheme, the crossbeam is connected with the stand and is formed stable three-line mechanism that intersects, has strengthened the connection stability of crossbeam and stand for load on the crossbeam passes through the stand and transmits in ground, and fixed connection between crossbeam each other, fixed connection between crossbeam and the stand, frame construction is more stable when having strengthened the crossbeam bearing capacity in circular plane hall.
Optionally, the cross beam and the upright post are both made of section steel with an I-shaped cross section.
By adopting the technical scheme, the flange of the section of the I-shaped steel is wide, the lateral rigidity is high, and all parts of the section shape are arranged at right angles, so that all points of the I-shaped steel are uniformly extended, the internal stress is small, and the I-shaped steel has the advantages of good bending resistance, light structure weight and the like; meanwhile, the two surfaces of the flange are parallel to each other, so that the connection, processing and installation are simple and convenient, the inner side and the outer side of the leg are parallel, the leg end is a right angle, and the component is assembled and combined, so that the workload of welding and riveting can be saved.
Optionally, at the installation node, the upright column is provided with an installation gap, and the two installation ends are located in the installation gap and fixedly connected to the upright column.
Through adopting above-mentioned technical scheme, the installation breach department that two installation ends are located the stand setting has increased the area of contact with the stand to increased two welding area with the stand, made the welding between two installation ends and the stand more firm, and then the installation stability of reinforcing crossbeam and stand.
Optionally, two of the mounting ends are provided with an avoidance notch, and the avoidance notch is contacted with and fixedly connected with each other.
By adopting the technical scheme, the contact area between the two mounting ends is increased, the strength between the two mounting ends after welding is improved, and the mounting stability at the mounting node is further increased.
Optionally, a partition board is further disposed at the mounting node, and the partition board is embedded in the mounting notch and is inserted into the upright post; one end of the partition board is fixedly connected with the upright post, and the other end of the partition board is fixedly connected with the two mounting ends.
Through adopting above-mentioned technical scheme, baffle and stand are pegged graft each other, and the baffle has restricted the deformation trend of installation end towards the stand direction, has fixed a position the installation end for the crossbeam is little in the installation after receiving external force extrusion, and the installation is more stable.
Optionally, a column top cover plate is further arranged, the column top cover plate is fixedly connected with the wing plates of the stand column and is simultaneously fixedly connected with the wing plates of the mounting ends, and the bottom of the column top cover plate is fixedly connected with the web plate of the stand column.
Through adopting above-mentioned technical scheme, capital cover board one end and stand fixed connection, the capital cover board other end contacts and supports and presses with the top flange of installation end, has restricted the deformation trend of installation end towards the stand direction, and capital cover board and baffle are mutually supported, have further fixed a position the installation end, have strengthened the installation stability of crossbeam.
Optionally, a second stiffening rib plate is further arranged, the second stiffening rib plate is further arranged, one end of the second stiffening rib plate is in contact with and fixedly connected with the joint of the column top cover plate and the column, and the other end of the second stiffening rib plate is in contact with and fixedly connected with the web plate of the installation end.
Through adopting above-mentioned technical scheme, the one end of second stiffening rib plate contacts and supports the pressure with the junction of capital apron and stand, and the other end of second stiffening rib plate contacts and supports the pressure with the web of installation end and makes area of contact increase, and has restricted the deformation trend of crossbeam towards the stand direction simultaneously, under the cooperation of baffle and capital apron, has further strengthened the stability of being connected of crossbeam and stand.
Optionally, two the relative terminal surface of installation end all is provided with first stiffening rib, the both ends of first stiffening rib with the pterygoid lamina fixed connection of crossbeam (3), just the lateral wall of first stiffening rib with the web fixed connection of crossbeam.
Through adopting above-mentioned technical scheme, the both ends and the top flange fixed connection of first stiffening rib board, and the lateral wall of first stiffening rib board with web fixed connection has increased the area of contact of installation end with first stiffening rib board, has strengthened the installation fastening nature, plays the effect of strengthening and supporting to whole frame construction.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the stability of the circular planar lobby frame is improved. The upright columns and the cross beams at the installation nodes are connected to form a column head beam column connection structure, and the intersection structure of the two beams at the midspan position is realized at the connection nodes. The cross beam and the cross beam are intersected to uniformly divide the circular plane hall, so that the framework structure realizes the principle of 'central symmetry' of mechanical property, the deformation difference between the installation node and the connection node is small, the stability of the framework structure is enhanced, the wind and earthquake resistance is improved, and meanwhile, the circular plane is uniformly divided to improve the attractiveness of a building.
2. The installation stability is high. The mounting end is positioned at the notch arranged on the upright post, so that the contact area between the mounting end and the upright post is increased, the welding between the mounting end and the upright post is firmer, and the mounting stability of the cross beam and the upright post is further enhanced; the baffle is pegged graft each other with the stand, capital apron one end and stand fixed connection, the capital apron other end contacts and supports and presses with the top flange of installation end, the one end of second stiffening rib board contacts and supports and presses with the junction of capital apron and stand, the other end of second stiffening rib board contacts and supports and presses with the web of installation end, the baffle, capital apron and second stiffening rib board have restricted the deformation trend of installation end towards the stand direction, make the crossbeam warp for a short time after receiving external force extrusion in the installation, and the installation is more stable.
3. The frame structure has strong bearing capacity. The both ends and the top flange fixed connection of first stiffening rib board, and the lateral wall of first stiffening rib board with web fixed connection has increased the area of contact of installation end with first stiffening rib board, has strengthened the installation fastening nature, plays the effect of reinforcing and support to whole frame construction.
Drawings
FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present application;
FIG. 2 is a schematic structural view of a cross-cut fracture in example 1 of the present application;
fig. 3 is a schematic structural diagram of a connection node in embodiment 1 of the present application;
fig. 4 is a schematic structural diagram of an installation node in embodiment 1 of the present application;
fig. 5 is an exploded view of an installation node in embodiment 1 of the present application;
FIG. 6 is a simplified top view of embodiment 2 of the present application;
fig. 7 is a simplified schematic top view of embodiment 3 of the present application.
Description of reference numerals: 1. a column; 11. installing a notch; 12. a partition plate; 121. avoiding a welding seam; 13. a first stiffening rib plate; 14. a column top cover plate; 15. a second stiffening rib plate; 2. a boundary beam; 3. a cross beam; 31. an installation end; 311. assembling the notches; 312. avoiding the notch; 32. welding positions on two sides of the intersection; 321. a first welding surface; 322. a second weld face; 323. a third weld face; 33. a cross fracture; 331. a first weld end; 332. a second weld end; 333. and a third weld end.
Detailed Description
The present application is described in further detail below with reference to figures 1-7.
The embodiment of the application discloses a frame structure of a circular plane hall.
Example 1:
referring to fig. 1, a frame structure of a circular planar hall includes pillars 1, edge beams 2, and cross beams 3; the upright posts 1 are uniformly distributed along the circumference of the circular hall, the boundary beam 2 is horizontally connected to the tops of the upright posts 1, and the cross beam 3 is horizontally connected to the tops of the upright posts 1; the top of each upright post 1 is simultaneously connected with one end of each cross beam 3 to form a mounting node, and the cross parts of the two crossed cross beams 3 are mutually fused and connected to form a connecting node.
In this embodiment, stand 1 and crossbeam 3 all are provided with five, and stand 1 and crossbeam 3 mutually perpendicular set up, and the tip of crossbeam 3 is installed in stand 1 top, and sets up a stand 1 with the interval between two stands 1 that crossbeam 3 is connected, has formed five installation nodes and five connected nodes, and five connected nodes that the distance equals with the centre of a circle point constitute regular pentagon.
The boundary beam 2 can be selected from an arc ring beam or a broken line splicing beam. In this implementation, boundary beam 2 is the circular arc ring roof beam and sets up to five sections, and the head and the tail of every section of boundary beam 2 equally divide and do not weld on the column cap of two adjacent stands 1, and five sections of boundary beam 2 are around forming a ring shape.
Referring to fig. 1, two ends of a cross beam 3 are mounting ends 31, the middle of the cross beam 3 is provided with a cross bilateral welding position 32 and a cross fracture 33, the mounting ends 31 of the cross beam 3 are used for being connected with an upright post 1, and the mounting ends 31 of the two cross beams 3 are jointly fixed at the top end of one upright post 1 at each mounting node; at each connection node, a cross double-sided weld site 32 of one beam 3 is connected with a cross break 33 of the other beam 3.
Referring to fig. 2 and 3, the cross-over discontinuity 33 includes a first weld end 331, a second weld end 332, and a third weld end 333. Specifically, the second weld end 332 is formed by cutting off a portion of the ends of the two panels at the intersection discontinuity 33, where the length of the cut-off portion is equal to half the difference between the width of the panel and the thickness of the web. The crossed double-side welding position 32 comprises a first welding surface 321, a second welding surface 322 and a third welding surface 323, when welding is carried out, the first welding end 331 is tightly attached to the first welding surface 321, the second welding end 332 is tightly attached to the second welding surface 322, the third welding end 333 is tightly attached to the third welding surface 323, then the first welding end 331 is welded and fixed to the first welding surface 321 through penetration welding, the second welding end 332 is welded and fixed to the second welding surface 322, and the third welding end 333 is welded and fixed to the third welding surface 323.
Referring to fig. 4 and 5, the top end of the upright post 1 is provided with an installation notch 11, and the installation end 31 is provided with a splicing notch 311. In the present embodiment, the mounting notch 11 is obtained by cutting a part of the wing plate and the web plate of the top end of the upright post 1, and the splicing notch 311 is obtained by cutting the wing plate and the web plate of the mounting end 31, and the height of the mounting notch 11 is the same as that of the cross beam 3. The two mounting ends 31 are located at the mounting notches 11, and the web of the mounting ends 31 is connected with the web of the upright post 1 through fusion welding.
In order to enhance the mounting stability between two adjacent mounting ends 31, an avoidance notch 312 is provided at a position where the two mounting ends 31 of the same mounting node are close to each other, and the two mounting ends 31 are abutted by the avoidance notch 312. Specifically, the relief notch 312 is obtained by beveling the wings of the mounting end 31.
In this embodiment, a partition plate 12 is further disposed at the mounting node, the thickness of the partition plate 12 is the same as that of the wing plate of the cross beam 3, the partition plate 12 is provided with an avoidance groove 121 for avoiding the web plate of the upright post 1, the partition plate 12 is located at the mounting notch 11, the top end of the web plate of the upright post 1 is inserted into the avoidance groove 121, one end of the partition plate 12 is in contact with and abuts against the wing plate of the upright post 1, and the other end of the partition plate 12 is in contact with and abuts against the mounting end 31. The baffle 12 limits the deformation of the mounting ends 31 towards the direction of the upright post 1, positions the two mounting ends 31, relieves the deformation of the beam 3 caused by external force extrusion in the mounting process, and improves the structural stability of the mounting nodes. Further, even the installation node still is provided with capital cover plate 14, capital cover plate 14 is the same with the thickness of baffle 12, capital cover plate 14 one end is located the up end of the pterygoid lamina of stand 1 and welds with the pterygoid lamina of stand 1, the lower terminal surface of capital cover plate 14 and the web welding of stand 1, capital cover plate 14's the other end simultaneously with the pterygoid lamina contact of two installation ends 31 and support and press, further restricted the deformation of two installation ends 31 towards stand 1 direction, capital cover plate 14 and baffle 12 mutually support, further fix a position two installation ends 31, the structural stability of installation node has been strengthened.
Further, the frame structure is further provided with a second stiffening rib plate 15, one end of the second stiffening rib plate 15 is in contact with and abuts against the joint of the column top cover plate 14 and the column 1, and the other end of the second stiffening rib plate 15 is in contact with and abuts against the web of the column 1. In this embodiment, two second stiffening ribs 15 are provided, and are symmetrically distributed on two sides of the web of the upright 1. The second stiffening rib 15 increases the contact area between the mounting end 31 and the upright post 1, and simultaneously can also play a role in limiting the deformation of the mounting end 31 towards the direction of the upright post 1, and under the cooperation of the partition plate 12 and the post top cover plate 14, the connection stability of the two mounting ends 31 and the upright post 1 is further enhanced.
In order to improve the bearing capacity of the frame mechanism, a first stiffening rib plate 13 is further arranged at the installation node. In this embodiment, the length direction of the first stiffening rib 13 is the same as the length direction of the upright 1, the thickness of the first stiffening rib 13 is the same as the thickness of the wing plate of the upright 1, and the first stiffening rib 13 is parallel to the wing plate of the upright 1 and is located on the same plane; the upper end face and the lower end face of the first stiffening rib plate 13 are respectively fixedly connected with the wing plates of the cross beam 3, and the side wall of the first stiffening rib plate 13 is fixedly connected with the web plate of the cross beam 3.
All the stiffening rib plates and other components are connected by adopting fillet welds, and the other connected components are uniformly welded by adopting fusion penetration. Furthermore, the present solution should be implemented in connection with structural computations. A complete model is established by using professional space three-dimensional finite element calculation software of the building structure, and the internal force and deformation are checked to achieve the purposes of safety and economy.
The implementation principle of the frame structure of the round plane hall in the embodiment of the application is as follows: the stand 1 evenly distributed along circular hall circumference, crossbeam 3 is connected between two stand 1, and a plurality of connected node that equals with the centre of a circle point distance constitutes regular polygon. At the mounting node, two mounting ends 31 are embedded into the mounting notch 11 of the upright post 1 and are welded and fixed with the upright post 1; the partition plate 12 is positioned at the installation notch 11, the web plate of the upright post 1 is positioned in the avoiding groove 121 and is inserted into the partition plate 12, one end of the partition plate 12 is contacted and pressed with the wing plate of the upright post 1, and the other end of the partition plate 12 is contacted and pressed with the installation end 31; one end of the column top cover plate 14 is positioned on the upper end face of the wing plate and fixedly connected with the wing plate, the lower end face of the column top cover plate 14 is fixedly connected with the web plate of the upright post 1, the other end of the column top cover plate 14 is contacted with and pressed against the two mounting ends 31, one end of the second stiffening rib plate 15 is contacted with and pressed against the joint of the column top cover plate 14 and the upright post 1, and the other end of the second stiffening rib plate 15 is contacted with and pressed against the web plate; the partition plates 12, the column top cover plate 14 and the second stiffening rib plates 15 limit the deformation of the cross beam 3 towards the direction of the upright column 1, and the connection stability of the cross beam 3 and the upright column 1 is enhanced; together forming a column head beam column connecting structure.
Example 2:
referring to fig. 6, the difference between this embodiment and embodiment 1 is that six columns 1 and six beams 3 are provided, the columns 1 and the beams 3 are perpendicular to each other, both ends of each beam 3 are installed above two columns 1, and one column 1 is provided at an interval between two columns 1 connected to the beams 3, so that six installation nodes and six connection nodes are formed, and six connection nodes with equal distances from a central point form a regular hexagon.
Example 3:
referring to fig. 7, the difference between this embodiment and embodiment 1 is that seven columns 1 and seven beams 3 are provided, the columns 1 and the beams 3 are perpendicular to each other, two ends of each beam 3 are installed above two columns 1, two columns 1 are arranged between two columns 1 connected to the beams 3 at intervals, seven installation nodes and fourteen connection nodes are formed, and seven connection nodes with equal distances from the center of circle point form a regular heptagon.
The above are preferred embodiments of the present application and are not intended to limit the scope of the present application in any way, and the present application is applicable to steel structures and concrete structures where like parts are designated by like reference numerals, it being noted that the terms "upper" and "lower" used in the above description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular part. Therefore, the method comprises the following steps: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. A frame structure of a rotunda having a center point, comprising,
the vertical columns (1) are used for providing supporting force, the number of the vertical columns (1) is not less than five, and the vertical columns (1) are distributed at intervals along the outer circumference of the round hall;
the edge beams (2) are sequentially and horizontally connected to the top of the upright post (1) in the circumferential direction;
the cross beam (3) is horizontally connected to the top of the upright post (1); the top of each upright post (1) is connected with one end of two cross beams (3) to form a mounting node, the other end of one cross beam (3) is connected with the top of one or more upright posts (1) on one side of the upright post (1) at intervals, and the other end of the other cross beam (3) is connected with the top of one or more upright posts (1) on the other side of the upright post (1) at intervals; the cross parts of the beams (3) and the cross parts of the beams (3) are mutually fused and connected to form a connecting node.
2. A circular planar hall frame structure as claimed in claim 1, wherein the cross-beams (3) have mounting ends (31) at both ends thereof for connection with the uprights (1), and the cross-beams (3) have cross double-sided welding sites (32) and cross breaks (33) at the middle thereof for connection with other cross-beams (3) crossing them; the mounting node is characterized in that two mounting ends (31) are welded and fixed on the upright post (1), and at the connecting node, a cross bilateral welding position (32) of one cross beam (3) is connected with a cross fracture (33) of the other cross beam (3) in a melting mode.
3. A circular planar hall frame structure as claimed in claim 2, in which the cross-beams (3) and the uprights (1) are both made of section steel having an "i" shaped cross-section.
4. A rotunda frame structure according to claim 3, characterized in that at an installation node the pillars (1) are provided with an installation gap (11), both installation ends (31) being located in the installation gap (11) and being fixedly connected to the pillars (1).
5. A rotunda frame structure according to claim 4, wherein both of said mounting ends (31) are provided with an escape notch (312) to contact and fixedly connect to each other through said escape notch (312).
6. A circular planar hall frame structure as claimed in claim 4, wherein partition plates (12) are further provided at the installation nodes, the partition plates (12) being fitted into the installation notches (11) and being inserted into the pillars (1); one end of the partition board (12) is fixedly connected with the upright post (1), and the other end of the partition board is fixedly connected with the two mounting ends (31).
7. A circular planar hall frame structure as claimed in claim 3, in which there is further provided a roof pan (14), said roof pan (14) being fixedly connected to the flanges of said uprights (1) and to the flanges of both said mounting ends (31), the bottom of said roof pan (14) being fixedly connected to the web of said uprights (1).
8. A rotunda hall frame structure as claimed in claim 7, wherein a second stiffening rib (15) is provided, one end of the second stiffening rib (15) being in contact with and fixedly connected to the joint of the ceiling plate (14) and the pillar (1), the other end of the second stiffening rib (15) being in contact with and fixedly connected to the web of the mounting end (31).
9. A rotunda frame structure as claimed in claim 3, wherein opposite ends of the two mounting ends (31) are provided with first stiffening ribs (13), both ends of the first stiffening ribs (13) are fixedly connected with the flanges of the cross-beams (3), and the side walls of the first stiffening ribs (13) are fixedly connected with the webs of the cross-beams (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222090681.8U CN217811580U (en) | 2022-08-09 | 2022-08-09 | Frame structure of circular plane hall |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202222090681.8U CN217811580U (en) | 2022-08-09 | 2022-08-09 | Frame structure of circular plane hall |
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| CN217811580U true CN217811580U (en) | 2022-11-15 |
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| CN202222090681.8U Active CN217811580U (en) | 2022-08-09 | 2022-08-09 | Frame structure of circular plane hall |
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