CN110409620B - Double-arc curved wall body enclosure node and segmentation method - Google Patents

Double-arc curved wall body enclosure node and segmentation method Download PDF

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Publication number
CN110409620B
CN110409620B CN201910762861.6A CN201910762861A CN110409620B CN 110409620 B CN110409620 B CN 110409620B CN 201910762861 A CN201910762861 A CN 201910762861A CN 110409620 B CN110409620 B CN 110409620B
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China
Prior art keywords
plate
wall
roof
sector
purline
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CN110409620A (en
Inventor
陈银燕
季文销
陆世超
郑均
尉江川
韩阳
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Seiko Industrial Building System Group Co.,Ltd.
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Jinggong Industrial Construction System Co ltd
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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/32—Arched structures; Vaulted structures; Folded structures
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/32—Arched structures; Vaulted structures; Folded structures
    • E04B1/3211—Structures with a vertical rotation axis or the like, e.g. semi-spherical structures
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/32—Arched structures; Vaulted structures; Folded structures
    • E04B2001/3235—Arched structures; Vaulted structures; Folded structures having a grid frame
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/32—Arched structures; Vaulted structures; Folded structures
    • E04B2001/3235—Arched structures; Vaulted structures; Folded structures having a grid frame
    • E04B2001/3241—Frame connection details
    • E04B2001/3247—Nodes
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/32—Arched structures; Vaulted structures; Folded structures
    • E04B2001/3235—Arched structures; Vaulted structures; Folded structures having a grid frame
    • E04B2001/3252—Covering details

Abstract

The invention provides a double-arc curved surface wall body enclosure node and a segmentation method, and relates to the technical field of building enclosure systems, wherein the node comprises a roof node and a wall surface node which jointly form a double-arc curved surface; the roof node comprises a roof purline, a main roof panel fixed on the roof purline and a roof sector panel fixed on the roof purline and connected with the main roof panel; the wall surface nodes comprise net rack area nodes and steel frame area nodes; the net rack area node comprises a first purline fixed on the net rack, a first wall surface inner plate fixed with the first purline and a first outer wall sector plate covered on the first wall surface inner plate; the steel frame area node comprises a second purline fixed on the steel frame, a second wall surface inner plate fixed with the second purline and a second outer wall sector plate covering the second wall surface inner plate. The invention utilizes the flexible combination performance and the free bending performance of the sector plates to realize the double-arc curved surface with better building roof and wall surface effect and has stronger flexibility.

Description

Double-arc curved wall body enclosure node and segmentation method
Technical Field
The invention relates to a double-arc curved wall body enclosure node and a segmentation method, and belongs to the technical field of building enclosure systems.
Background
With the introduction of the construction metal enclosure system from foreign countries to China in the 80 s of the 20 th century, the rapid development is achieved in the beginning of the 21 st century. The building enclosure system is continuously perfect and the trend towards diversification is more and more obvious. The building outer facade enclosing model is not single vertical, but the modeling sense and individuation are more emphasized under the condition of ensuring the conventional production requirement.
However, the design of the existing curved wall has limitations, poor flexibility and no certain practical technical guidance.
The present application was made based on this.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides the double-arc curved wall enclosure node and the segmentation method, the flexible combination performance and the free bending performance of materials and structures are good, and the enclosure requirement of an arc-shaped structure can be met.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a double-arc curved surface wall body enclosure node comprises a roof node and a wall surface node which form a double-arc curved surface together; the roof node comprises a roof purline, a main roof panel fixed on the roof purline and a roof sector panel fixed on the roof purline and connected with the main roof panel; the wall surface nodes comprise net rack area nodes and steel frame area nodes; the net rack area node comprises a first purline fixed on the net rack, a first wall surface inner plate fixed with the first purline and a first outer wall sector plate covered on the first wall surface inner plate; the steel frame area node comprises a second purline fixed on the steel frame, a second wall surface inner plate fixed with the second purline and a second outer wall sector plate covering the second wall surface inner plate.
Preferably, in order to prevent thermal expansion and cold contraction caused by the environment with temperature change, the roof fan-shaped plate is positioned at the quarter of the arc and is processed with an expansion joint cover plate between the main roof plate and the roof fan-shaped plate; the roof fan-shaped plate comprises a fan-shaped cover plate positioned on the top, a plurality of fan-shaped short plates positioned on the upper portion and circumferentially overlapped in sequence and a plurality of fan-shaped long plates positioned on the lower portion circumferentially overlapped in sequence, wherein the fan-shaped cover plate, the fan-shaped short plates and the fan-shaped long plates are radially connected in sequence.
Preferably, the roof fan-shaped plate is positioned at the quarter circular arc and is processed with the main roof plate through an expansion joint cover plate.
Preferably, in order to better guide water and drain water, the fan-shaped short plates and the fan-shaped long plates are welded flatly by beveling the plate ribs, and the fan-shaped cover plates are connected with the fan-shaped short plates on the plate ribs by rivet rivets.
Preferably, in order to enhance the firmness of the locking seam at the lap joint of the sector plates and ensure the connection reliability of the sector plates, the roof sector plate is fixed with the roof purline through an aluminum alloy support; the first purline, the first wall surface inner plate and the first outer wall sector plate are fixedly connected through a first aluminum alloy support; and the second purline, the second wall surface inner plate and the second outer wall sector plate are fixedly connected through a second aluminum alloy support.
Preferably, in order to increase the aesthetic feeling and the layering of the wall surface, the first outer wall sector plate and the second outer wall sector plate are provided with aluminum veneers, and the aluminum veneers are fixedly connected with the first outer wall sector plate/the second outer wall sector plate through aluminum alloy connecting pieces.
Preferably, in order to prevent thermal expansion and cold contraction caused by the environment with temperature change, the first wall surface inner plate and the second wall surface inner plate are connected through the color steel edge folding plate, namely the two areas are subjected to telescopic treatment; and an expansion joint treatment is carried out between the first outer wall sector plate and the second outer wall sector plate, and the roof subjected to expansion joint treatment has better waterproof performance.
Preferably, in order to ensure the heat preservation effect of the building, heat preservation cotton is arranged between the sector plate and the wall surface inner plate.
Preferably, in order to increase the attractive effect and reduce the construction difficulty, the first wall inner plate is mounted on the outer side of the first purline, and the second wall inner plate is mounted on the inner side of the second purline. The inner side of the steel frame area inner plate can play a better shielding role (purlines do not need to be exposed); and the net rack area has net rack rod pieces, and the inner plate is difficult to construct at the inner side, so the inner plate is arranged at the outer side of the purline.
Preferably, HV-400 aluminum magnesium manganese alloy plates are adopted in the first outer wall sector plate, the second outer wall sector plate and the roof sector plate. The aluminum magnesium manganese plate has the characteristics of comfort, light weight, durability, economy and environmental protection, and meanwhile, the HV-400 plate has better ductility and bendability and meets the requirements.
A method for dividing a double-arc curved surface wall enclosure node comprises a roof sector plate dividing method and a wall sector plate dividing method;
the roof sector plate segmentation method comprises the following steps:
designing a circular surface with a roof sector being one fourth, designing the distance of a gutter from a long plate on the outermost side of a roof sector plate, and simultaneously determining the radian length of the gutter;
setting the length of a big head and the length of a small head of a long plate at the lower part of the roof fan-shaped plate, and equally dividing;
calculating the lap joint range of the long plate and the big end of the upper short plate according to the principle that the big end of the long plate is divided into two parts;
therefore, the arc purlines are arranged to be used as supports of the welding positions, and the like.
The wall surface sector plate segmentation method comprises the following steps:
according to the equal splitting principle of a circular sphere, taking the maximum radian of the center of the arc-angle wall;
dividing the sector plates equally according to the large heads of the sector plates, calculating the size of the sector plates at the radian positions of each purline sequentially according to the number of the equal parts, and obtaining the large heads and the small heads of the sector plates when the purlines are arranged singly;
then, the radian of each sector plate needing to be bent is obtained by lofting the section;
and (4) overlapping or welding at the corresponding purline, and finally completing deepening of the sector aluminum-magnesium-manganese plate of the wall body.
The principle and the beneficial effects of the invention are as follows:
(1) the invention utilizes the flexible combination performance and free bending performance of the HV-400 curved circular plate and the sector plate to realize the double-arc curved surface with better building roof and wall surface effect and stronger flexibility.
(2) The invention can improve the accuracy of the arc-shaped structure, improve the construction efficiency and improve the free application of the plate.
(3) The invention can meet the enclosure requirement of the arc-shaped structure, achieve better modeling impression and have stronger artistic expressive force.
(4) The invention can provide certain technical guidance for enclosing a similar curved surface structure.
Drawings
FIG. 1 is a schematic structural view of a roof sector plate according to the present embodiment;
FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken at B-B of FIG. 1;
FIG. 4 is a schematic view of the structure of the sector plate of the present embodiment;
FIG. 5 is a schematic sectional view of a sector plate according to the present embodiment;
FIG. 6 is a schematic view of the overlapping part of the sector plates according to the present embodiment;
FIG. 7 is a schematic structural view of a locking seam formed at the overlapping part of the sector plates by an aluminum alloy support;
fig. 8 is a detailed structural view of the telescopic part of the wall steel frame and the roof net rack in the embodiment;
FIG. 9 is a front view of an aluminum alloy mount according to the present embodiment;
FIG. 10 is a side view of an aluminum alloy mount according to the present embodiment;
FIG. 11 is a top view of the aluminum alloy mount of the present embodiment;
FIG. 12 is a schematic view of the heat insulation mat of the present embodiment;
FIG. 13 is a schematic view of the construction of the cornice plug of this embodiment;
FIG. 14 is a schematic structural view of the ridge plug of the present embodiment;
FIG. 15 is a cross-sectional view of the ridge plug of the present embodiment;
FIG. 16 is a schematic view showing the installation of the aluminum alloy connector of this embodiment.
Description of the labeling: the roof structure comprises a roof sector plate 1, a sector cover plate (not shown), a sector short plate 12, a sector long plate 13, a male rib 14, a female rib 15, a third aluminum alloy support 16, a roof purline 2, a drainage direction 3, plate rib beveling and flattening welding 41, field welding 42, a net rack 5, a first purline 51, a first wall inner plate 52, a first outer wall sector plate 53, a first aluminum alloy support 54, a cornice plug 55, a galvanized liner plate 56, a steel frame 6, a second purline 61, a second wall inner plate 62, a second outer wall sector plate 63, a second aluminum alloy support 64, a roof plug 65, a heat insulation pad 66, heat insulation cotton 7, an aluminum alloy edge folding plate 81, a color steel edge folding plate 82, an aluminum alloy connecting piece 83 and an aluminum veneer 9.
Detailed Description
In order to make the technical means and technical effects achieved by the technical means of the present invention more clearly and more perfectly disclosed, the following embodiments are provided, and the following detailed description is made with reference to the accompanying drawings:
in this embodiment, taking a factory building as an example, the roof and the wall surface are demarcated by a circle of gutter of the whole factory building. The factory building main body is a vertical single-curved surface and is composed of radians with different radiuses from top to bottom, a south-north corner of a workshop and a south-north corner of the workshop are of hyperboloid arc structures, and the radiuses of the upper and lower radians are basically consistent with those of the main body.
The main roof of the factory building is basically a four-slope roof, the roof is a JR4 delicate roof system, and because the roof board of the JR4 system cannot be in an arc structure, two corners of a west surface of a workshop and two corners of a east surface of the workshop are designed into fan-shaped HV-400 aluminum magnesium manganese boards (namely fan-shaped boards in the embodiment), and expansion joint cover plates are arranged at the quarter arc positions and the JR4 board of the main roof.
As shown in fig. 1 to 15, the double-arc curved wall enclosure node of the present embodiment includes a roof node and a wall node which form a double-arc curved surface together; the roof node comprises a roof purline 2, a main roof panel fixed on the roof purline 2 and a roof sector panel 1 fixed on the roof purline 2 and connected with the main roof panel; the wall surface nodes comprise net rack 5 area nodes and steel frame 6 area nodes; the node of the net rack 5 area comprises a first purline 51 fixed on the net rack 5, a first wall surface inner plate 52 fixed with the first purline 51 and a first outer wall sector plate 53 covered on the first wall surface inner plate 52; the steel frame 6 section node comprises a second purline 61 fixed on the steel frame 6, a second wall inner plate 62 fixed with the second purline 61, and a second outer wall sector plate 63 covering the second wall inner plate 62.
Preferably, in this embodiment, the roof sector plate 1 is located at the quarter arc and is processed with the main roof plate through an expansion joint cover plate; the roof sector plate 1 comprises a sector cover plate positioned on the top, a plurality of sector short plates 12 which are positioned on the top and are circumferentially overlapped in sequence, and a plurality of sector long plates 13 which are positioned on the bottom and are circumferentially overlapped in sequence, wherein the sector cover plate, the sector short plates 12 and the sector long plates 13 are radially connected in sequence.
In the preferred embodiment, the short fan-shaped plates 12 and the long fan-shaped plates 13 are welded 41 by beveling and flattening the plate ribs, and the cover fan-shaped plates are connected with the short fan-shaped plates 12 by rivet bolts.
Preferably, in this embodiment, the roof sector plate 1 is fixed to the roof purline 2 through an aluminum alloy support (a third aluminum alloy support 16); the first purline 51, the first wall inner plate 52 and the first outer wall sector plate 53 are fixedly connected through a first aluminum alloy support; the second purline 61, the second wall inner plate 62 and the second outer wall sector plate 63 are fixedly connected through a second aluminum alloy support 64.
In the preferred embodiment, the aluminum single plate 9 is mounted on the first outer wall sector plate 53 and the second outer wall sector plate 63, and the aluminum single plate 9 is fixedly connected with the first outer wall sector plate 53/the second outer wall sector plate 63 through the aluminum alloy connector 83.
Preferably, as shown in fig. 8, the first inner wall panel 52 is connected to the second inner wall panel 62 through a color steel edge strip 82; an expansion joint is formed between the first outer wall sector plate 53 and the second outer wall sector plate 63, an aluminum alloy edge-closing plate 81 is required for the expansion joint treatment, and water leakage is prevented by a cornice plug 55 (adopting a foam plug) and a ridge plug 65 (adopting a foam plug wrapped with aluminum alloy); in addition, a galvanized backing plate 56 is arranged at the joint of the heat insulation cotton, the first wall inner plate 52 and the first outer wall sector plate 53 for reinforcing and connecting the nodes.
In the preferred embodiment, heat preservation cotton is arranged between the sector plate and the inner wall plate.
Preferably, in this embodiment, the first inner wall panel 52 is mounted to the outer side of the first purlin 51, and the second inner wall panel 62 is mounted to the inner side of the second purlin 61.
In the preferred embodiment, HV-400 aluminum magnesium manganese alloy plates are adopted for the first outer wall sector plate 53, the second outer wall sector plate 63 and the roof sector plate 1.
In this embodiment, the first wall inner panel 52 is formed of HV-200 profiled steel sheet, and the second wall inner panel 62 is formed of J900 profiled steel sheet.
The method for dividing the double-arc curved surface wall enclosure node comprises a roof sector plate 1 dividing method and a wall sector plate dividing method;
the wall sector plate segmentation method specifically comprises the following steps: the fan-shaped disc that is the fourth of roofing, the gutter of choosing about 200mm of the long slab of design sector plate outside, this radian is long about 20 meters, it is 500mm to set up this fan-shaped long slab 13 big head, little head 250mm partition, divide into 40 blocks altogether, according to the principle of one minute two of long slab big head, calculate this long slab and the short slab big head overlap joint scope in upper portion, set up circular arc type purlin, do the welding department and support usefulness, so on, because of the equipment relation, the top is the unable shorter sector plate of doing topmost, the event sets up the top and is fan-shaped apron, lower cushion flat aluminum, with rivet and upper sector plate at the rib connection.
The gutter lower part is the wall, and because of wall body panel sets up the relation during the construction, the purlin outside is done to rack 5 district's wall inner panel, sets up the heat preservation cotton between wall inner panel and aluminium magnesium manganese inter-plate, considers that the heat preservation cotton is not compressed, chooses for use high support, and the wall inner panel setting in 6 districts of steelframe is inboard at the purlin, and the purlin clearance is located to the heat preservation cotton, chooses for use low support, and the actual node is as shown in figure 8.
The method for dividing the roof sector plate 1 specifically comprises the following steps: the aluminum-magnesium-manganese-plate outer wall at the net rack 5 and the aluminum-magnesium-manganese-plate outer wall at the steel frame 6 are subjected to expansion joint treatment, a certain height difference is shown between the two aluminum-magnesium-manganese-plate outer walls, the length of the support at the rib of the aluminum-magnesium-manganese-plate is adjusted by an outermost aluminum plate manufacturer, and the surface consistency of the outer aluminum plate wall is ensured. The wall body at four corners of a factory building is small in upper part, large in middle and small in lower part, is similar to an irregular sphere, the maximum radian of the center of the arc-shaped wall body is taken according to the equal splitting principle of the circular sphere, the sector plates are equally divided according to the large heads of the 400mm sector plates, the radian of each purline is calculated according to the equal amount at the radian position of each purline in sequence, the large heads and the small heads of the sector plates are obtained when the sector plates are arranged singly, the radian of each sector plate needing to be bent is obtained by lofting at the section position, the sector plates are lapped or welded (more than or equal to 10 centimeters) at the corresponding purlines, and finally deepening of the sector aluminum-magnesium-manganese. The deepened node and the segmentation scheme can be used as a technical reference of a subsequent arc (spherical) roof and wall aluminum-magnesium-manganese plate enclosure system.
The above description is provided for the purpose of further elaboration of the technical solutions provided in connection with the preferred embodiments of the present invention, and it should not be understood that the embodiments of the present invention are limited to the above description, and it should be understood that various simple deductions or substitutions can be made by those skilled in the art without departing from the spirit of the present invention, and all such alternatives are included in the scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being 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 invention.
Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims (9)

1. The utility model provides a bi-arc curved surface wall body enclosure node which characterized in that: the double-arc-surface roof and wall joint comprises a roof joint and a wall joint which form double arc-surface curves together; the roof node comprises a roof purline, a main roof panel fixed on the roof purline and a roof sector panel fixed on the roof purline and connected with the main roof panel; the wall surface nodes comprise net rack area nodes and steel frame area nodes; the net rack area node comprises a first purline fixed on the net rack, a first wall surface inner plate fixed with the first purline and a first outer wall sector plate covered on the first wall surface inner plate; the steel frame area node comprises a second purline fixed on the steel frame, a second wall surface inner plate fixed with the second purline and a second outer wall sector plate covered on the second wall surface inner plate;
the method for dividing the roof sector plate comprises the following steps: designing a circular surface with a roof sector being one fourth, designing the distance of a gutter from a long plate on the outermost side of a roof sector plate, and simultaneously determining the radian length of the gutter; setting the length of a big head and the length of a small head of a long plate at the lower part of the roof fan-shaped plate, and equally dividing; calculating the lap joint range of the long plate and the big end of the upper short plate according to the principle that the big end of the long plate is divided into two parts; thereby arranging the arc purline as a support of the welding position, and so on;
the method for dividing the wall sector plate comprises the following steps: according to the equal splitting principle of a circular sphere, taking the maximum radian of the center of the arc-angle wall; dividing the sector plates equally according to the large heads of the sector plates, calculating the size of the sector plates at the radian positions of each purline sequentially according to the number of the equal parts, and obtaining the large heads and the small heads of the sector plates when the purlines are arranged singly; then, the radian of each sector plate needing to be bent is obtained by lofting the section; and (4) overlapping or welding at the corresponding purline, and finally completing deepening of the sector aluminum-magnesium-manganese plate of the wall body.
2. The bi-arc curved wall enclosure node of claim 1, wherein: the roof fan-shaped plate is positioned at the quarter arc and is processed with an expansion joint cover plate between the roof fan-shaped plate and the main roof plate; the roof fan-shaped plate comprises a fan-shaped cover plate positioned on the top, a plurality of fan-shaped short plates positioned on the upper portion and circumferentially overlapped in sequence and a plurality of fan-shaped long plates positioned on the lower portion circumferentially overlapped in sequence, wherein the fan-shaped cover plate, the fan-shaped short plates and the fan-shaped long plates are radially connected in sequence.
3. The bi-arc curved wall enclosure node of claim 2, wherein: the fan-shaped short plate and the fan-shaped long plate are welded in a flat-clamping mode through plate rib beveling, and the fan-shaped cover plate is connected with the fan-shaped short plate through a blind rivet.
4. The bi-arc curved wall enclosure node of claim 1, wherein: the roof fan-shaped plate is fixed with the roof purline through an aluminum alloy support; the first purline, the first wall surface inner plate and the first outer wall sector plate are fixedly connected through a first aluminum alloy support; and the second purline, the second wall surface inner plate and the second outer wall sector plate are fixedly connected through a second aluminum alloy support.
5. The bi-arc curved wall enclosure node of claim 1, wherein: the first outer wall sector plate and the second outer wall sector plate are provided with aluminum veneers, and the aluminum veneers are fixedly connected with the first outer wall sector plate/the second outer wall sector plate through aluminum alloy connecting pieces.
6. The bi-arc curved wall enclosure node of claim 1, wherein: the first wall surface inner plate and the second wall surface inner plate are connected through a color steel edge folding plate; and expansion joint treatment is carried out between the first outer wall sector plate and the second outer wall sector plate.
7. The bi-arc curved wall enclosure node of claim 1, wherein: heat insulation cotton is arranged between the first wall surface inner plate and the first outer wall fan-shaped plate; and heat insulation cotton is arranged between the second wall surface inner plate and the second outer wall sector plate.
8. The bi-arc curved wall enclosure node of claim 1, wherein: the first wall surface inner plate is arranged on the outer side of the first purline, and the second wall surface inner plate is arranged on the inner side of the second purline.
9. The bi-curved wall support node of any one of claims 1-8, wherein: the first outer wall sector plate, the second outer wall sector plate and the roof sector plate are all made of HV-400 aluminum magnesium manganese alloy plates.
CN201910762861.6A 2019-08-19 2019-08-19 Double-arc curved wall body enclosure node and segmentation method Active CN110409620B (en)

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JPH07237692A (en) * 1994-02-23 1995-09-12 Morimatsu Kogyo Kk Roof panel and cylindrical type tank
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CN101881059B (en) * 2009-06-24 2012-07-04 北京江河幕墙股份有限公司 Folding fan-shaped hyperboloidal unit-type building curtain wall system and a construction method thereof
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