CN104775520A - Assembled joint for single-layer latticed shell - Google Patents
Assembled joint for single-layer latticed shell Download PDFInfo
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- CN104775520A CN104775520A CN201510170413.9A CN201510170413A CN104775520A CN 104775520 A CN104775520 A CN 104775520A CN 201510170413 A CN201510170413 A CN 201510170413A CN 104775520 A CN104775520 A CN 104775520A
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- floor
- fixedly connected
- flange plate
- sleeve
- top flange
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Abstract
The invention discloses an assembled joint for a single-layer latticed shell. The assembled joint for the single-layer latticed shell comprises a central hub and a rod member end sleeve, wherein the central hub comprises a central barrel, end surface cover plates and ribbed plates; the ribbed plates are fixedly connected onto the barrel wall of the central barrel; two end surface cover plates are fixedly connected with the upper end surface and the lower end surface of the central barrel respectively; the ribbed plates are located between the two end surface cover plates; spaces are reserved among the ribbed plates and the end surface cover plates; the rod member end sleeve comprises a left ribbed plate, a right ribbed plate, an upper flange plate and a lower flange plate; the left ribbed plate, the lower flange plate, the right ribbed plate and the upper flange plate enclose to form a sleeve cavity; the ribbed plates stretch into the sleeve cavity; the quantity of the ribbed plates is equal to that of the rod member end sleeve; the ribbed plate is fixedly connected with the rod member end sleeves. The assembled joint for the single-layer latticed shell is simple in structure, good in integrality and high in bending rigidity, can be directly fabricated and assembled in a construction field, is simple and convenient in construction, and is applicable to a single-layer latticed shell structure, particularly to a single-layer latticed shell structure with a free-form surface, and the requirement of adapting to the different spatial angles of the multi-rod-member connection of the single-layer latticed shell is met.
Description
Technical field
This technology relates to the connected node in the wide span single layer latticed shell structure in steel work and space structures field, particularly relates to a kind of single-layer lattice shell assembling type node.
Background technology
Welded spherical node in traditional Spatial Lattice Shells and bolted spherical node are only applicable to dome-like roof, cannot use for other Steel section member, and only have welded spherical node to be applicable to single-layer latticed shell, its rigidity is large, stress performance is good, but Site Welding workload is large, and difficulty is high, can not meet rapid construction requirement.And along with the continuous progress of science and technology, the diversification of Form of Architecture and form of structure has become one of feature of modern space structure design, produce free form surface single-layer latticed shell thus, this is the new space structures that a class and conventional mesh structure distinguish, the metamorphosis of this class formation free form surface enriches, propose higher requirement for rod member connected node, node not only will meet rigidity requirement, goes back the space angle requirement that demand fulfillment many rod members connect.
Summary of the invention
This technology technical problem to be solved is for above-mentioned single-layer latticed shell assembling type node design problem of the prior art, a kind of single-layer lattice shell assembling type node is provided, this single-layer lattice shell assembling type node is applicable to spatial steel structure and connects, can according to architectural image demand adjustment means space angle, each component and accessory all can be prefabricated in the factory processing, be beneficial to materials standardization to make, constructability personnel on site assembles, effectively can improve single-layer latticed shell, particularly free form surface single-layer latticed shell efficiency of construction.
For realizing above-mentioned technical purpose, the technical scheme that this technology adopts is: single-layer lattice shell assembling type node, comprises center hub and Rod end sleeve; Described center hub is fixedly connected with Rod end sleeve; Center hub comprises center drum, end caps and floor; Described floor is fixedly connected on the barrel of center drum; Described end caps is two, is fixedly connected on upper surface and the lower surface of center drum respectively; Floor is between two end caps; Spacing is left between described floor and end caps; Described Rod end sleeve comprises left side floor, right side floor, shrouding, top flange plate and bottom wing listrium; Described left side floor is between top flange plate and bottom wing listrium and be fixedly connected with bottom wing listrium with top flange plate respectively; Described right side floor is also fixedly connected with bottom wing listrium with top flange plate respectively between top flange plate and bottom wing listrium; The rear end of described left side floor is all connected with shrouding with the rear end of right side floor; The rear end of described top flange plate is also all connected with shrouding with the rear end of bottom wing listrium; Described shrouding is used for being fixedly connected with Rod end; Described left side floor, bottom wing listrium, right side floor and top flange plate enclose sleeve cavity; Described floor stretches in sleeve cavity; The quantity of described floor is equal with the quantity of Rod end sleeve; Described floor is fixedly connected with Rod end sleeve.
As the technical scheme that this technology is improved further, described floor is fixedly connected with Rod end sleeve by bolt; Described floor is provided with through hole, and described left side floor and right side floor are also provided with through hole; Through hole on through hole on the left of screw bolt passes on floor, the through hole on floor and right side floor, is fixedly connected with floor with Rod end sleeve.
As the technical scheme that this technology is improved further, described floor is provided with 2 for the through hole with Rod end sleeve connection.
As the technical scheme that this technology is improved further, be bolted to connection between the end caps on described center drum top and top flange plate; Also be bolted to connection between the end caps of described center drum bottom and bottom wing listrium.
As the technical scheme that this technology is improved further, described Rod end sleeve quantity is N, N≤1.
As the technical scheme that this technology is improved further, described floor is distributed in outside center drum barrel with radial centered by the axis of center drum; Described floor is fixedly connected with by the mode of welding with center drum.
As the technical scheme that this technology is improved further, the spacing between described floor and the end caps on center drum top is equal with the thickness of top flange plate; Spacing between described floor and the end caps of center drum bottom is equal with the thickness of bottom wing listrium.
As the technical scheme that this technology is improved further, the spacing between left side floor and right side floor is equal with the thickness of floor.
The center hub of this technology is welded by center drum, end caps and floor and forms entirety.Floor is centered by the axis of center drum, be distributed in outside center drum barrel with radial, according to the design angle distribution in face in center hub of N root rod member, the number of floor is equal with connecting rod number is N, and on every block floor, reserved 2 through holes are used for and Rod end sleeve connection.End caps reserves through hole according to N root member design angle.Spacing between floor and end caps is the thickness of the upper and lower frange plate of Rod end sleeve.
Rod end sleeve is by left side floor, right side floor, and top flange plate and bottom wing listrium composition, each parts rear end all and seal plate welding, encloses sleeve cavity.Rod end sleeve inclination angle is designed according to rod member face camber angle in center hub.Rod end sleeve realizes rod member assembling by bolt, especially high-strength bolt and center hub and is connected.Spacing between left side floor in Rod end sleeve, right side floor equals the thickness of floor.
The rod member that this technology single-layer lattice shell assembling type node is specially adapted to spatial steel structure connects, and can solve the matching requirements such as free form surface multi-angle wide-angle, meet joint rigidity connection request simultaneously.Each component and accessory all can be prefabricated in the factory processing: center hub is welded by center drum, end caps and floor and forms entirety, effective enhancing node center district globality; The each parts of Rod end sleeve are processed according to rod member face camber angle in center hub, meet rod member wide-angle connection request; Rod member is Steel section member, as rectangular steel pipe, rectangular steel tube or i iron etc.; Rod member is connected with Rod end sleeve weld by shrouding.During site operation, Rod end sleeve realizes rod member assembling by high-strength bolt and center hub and is connected, and constructability is located, and greatly reduces difficulty of construction.
This technical construction is simple, good integrity, bending rigidity are large, assembling directly can be assembled in job site, and easy construction is applicable to single-layer latticed shell, especially free form surface single-layer latticed shell, achieves the requirement being adapted to the different spaces angle that the many rod members of single-layer latticed shell connect.
Accompanying drawing explanation
Be described further below in conjunction with the detailed description of the invention of accompanying drawing to this technology.
Accompanying drawing 1: the decomposition texture schematic diagram of this technical em-bodiments 1.
Accompanying drawing 2: the center hub in this technical em-bodiments 1, Rod end sleeve and member structure schematic diagram.
Accompanying drawing 3: the center hub structural representation in this technical em-bodiments 1.
Accompanying drawing 4: the Rod end sleeve in this technical em-bodiments 1 and member structure schematic diagram.
Accompanying drawing 5: the structural representation of this technical em-bodiments 2.
Accompanying drawing 6: in this technical em-bodiments 2 according to rod member in center hub in face design angle distribution floor structural representation.
Accompanying drawing 7: regulate the structural representation behind each inclination angle of rod member by Rod end sleeve in this technical em-bodiments 3.
Accompanying drawing 8: the rod member in this technical em-bodiments 3 is respectively structural representation when rectangular steel pipe and i iron.
Detailed description of the invention
embodiment 1
See Fig. 1, Fig. 2, Fig. 3 and Fig. 4, this single-layer lattice shell assembling type node, comprises center hub and Rod end sleeve; Described center hub is fixedly connected with Rod end sleeve; Center hub comprises center drum 1, end caps 2 and floor 3; Described floor 3 is fixedly connected on the barrel of center drum 2; Described end caps 2 is two, is fixedly connected on upper surface and the lower surface of center drum 1 respectively; Floor 3 is between two end caps 2; Spacing is left between described floor 3 and end caps 2; Described Rod end sleeve comprises left side floor 7, right side floor 8, shrouding 10, top flange plate 5 and bottom wing listrium 6; Described left side floor 7 is between top flange plate 5 and bottom wing listrium 6 and be fixedly connected with bottom wing listrium 6 with top flange plate 5 respectively; Described right side floor 8 is also fixedly connected with bottom wing listrium 6 with top flange plate 5 respectively between top flange plate 5 and bottom wing listrium 6; The rear end of described left side floor 7 is all connected with shrouding 10 with the rear end of right side floor 8; The rear end of described top flange plate 5 is also all connected with shrouding 10 with the rear end of bottom wing listrium 6; Described shrouding 10 is for being connected with rod member 11 end winding support; Described left side floor 7, bottom wing listrium 6, right side floor 8 and top flange plate 5 enclose sleeve cavity; Described floor 3 stretches in sleeve cavity; The quantity of described floor 3 is equal with the quantity of Rod end sleeve; Described floor 3 is fixedly connected with Rod end sleeve.
Preferably, in the present embodiment, described floor 3 is fixedly connected with Rod end sleeve by bolt 9 especially high-strength bolt; Described floor 3 is provided with through hole, and described left side floor 7 and right side floor 8 are also provided with through hole; Floor 3 through through hole, the through hole on floor 3 and the through hole on right side floor 8 on left side floor 7, is fixedly connected with Rod end sleeve by bolt 9 successively.Described floor 3 is provided with 2 for the through hole with Rod end sleeve connection.The end caps 2 on described center drum 1 top is fixedly connected with by bolt 4 with between top flange plate 5; Bolt 4 can be high-strength bolt; The end caps 2 of described center drum 1 bottom is also fixedly connected with by bolt 4 with between bottom wing listrium 6.The quantity of described Rod end sleeve is N, N≤1.Described floor 3 is distributed in outside center drum 1 barrel with radial centered by the axis of center drum 1; Described floor 3 is fixedly connected with by the mode of welding with center drum 1.Spacing between described floor 3 and the end caps 2 on center drum top is equal with the thickness of top flange plate 5; Spacing between described floor 3 and the end caps 2 of center drum bottom is equal with the thickness of bottom wing listrium 6.Spacing between left side floor 7 and right side floor 8 is equal with the thickness of floor 3.
Center hub is welded to form by center drum and end caps, floor; Each parts of Rod end sleeve: left side floor, right side floor, top flange plate and bottom wing listrium, shrouding are all prefabricated in the factory, Rod end sleeve is welded by the end face of shrouding with rod member 11; At the construction field (site), do not need Site Welding, only center hub and Rod end sleeve need be connected by high-strength bolt and namely be assembled into latticed shell structure.This single-layer lattice shell assembling type node realizes constructing by the through hole of center hub and Rod end sleeve and locates, and the space angle adjustment of rod member is realized by left side floor, right side floor, top flange plate and bottom wing listrium etc., speed of application is fast, reduces component processing and site operation difficulty.
embodiment 2
See Fig. 5, the present embodiment 2 is substantially the same manner as Example 1, and something in common no longer describes in detail, and difference is that Rod end sleeve is 6, corresponding connection 6 rod members 11.Preferably, see Fig. 6, according to 6 rod members 11 in center hub in face design angle distribution floor 3, adjacent rod member angle is respectively α
1~ α
6.
embodiment 3
See Fig. 7, the present embodiment 3 is substantially the same manner as Example 1, and something in common no longer describes in detail, and difference is that Rod end sleeve is 2, corresponding connection 2 rod members 11.Preferably, see Fig. 7, two rod members 11 are different inclination angle theta relative to face in center hub
1and θ
2; See Fig. 8, and two rod members 11 are respectively rectangular steel pipe and i iron.
Claims (8)
1. a single-layer lattice shell assembling type node, is characterized in that:
Comprise center hub and Rod end sleeve; Described center hub is fixedly connected with Rod end sleeve;
Center hub comprises center drum (1), end caps (2) and floor (3); Described floor (3) is fixedly connected on the barrel of center drum (1); Described end caps (2) is two, is fixedly connected on upper surface and the lower surface of center drum (1) respectively; Floor (3) is positioned between two end caps (2); Spacing is left between described floor (3) and end caps (2);
Described Rod end sleeve comprises left side floor (7), right side floor (8), shrouding (10), top flange plate (5) and bottom wing listrium (9); Described left side floor (7) to be positioned between top flange plate (5) and bottom wing listrium (6) and to be fixedly connected with bottom wing listrium (6) with top flange plate (5) respectively; Described right side floor (8) to be also positioned between top flange plate (5) and bottom wing listrium (6) and to be fixedly connected with bottom wing listrium (6) with top flange plate (5) respectively; The rear end in described left side floor (7) is all connected with shrouding (10) with the rear end of right side floor (8); The rear end of described top flange plate (5) is also all connected with shrouding (10) with the rear end of bottom wing listrium (6); Described shrouding (10) is for being connected with rod member (11) end winding support; Described left side floor (7), bottom wing listrium (6), right side floor (8) and top flange plate (5) enclose sleeve cavity; Described floor (3) stretches in sleeve cavity; The quantity of described floor (3) is equal with the quantity of Rod end sleeve; Described floor (3) is fixedly connected with Rod end sleeve.
2. single-layer lattice shell assembling type node according to claim 1, is characterized in that: described floor (3) is fixedly connected with Rod end sleeve by bolt (9); Described floor (3) is provided with through hole, and described left side floor (7) and right side floor (8) are also provided with through hole; Floor (3) through through hole, the through hole on floor (3) and the through hole on right side floor (8) on left side floor (7), is fixedly connected with Rod end sleeve by bolt (9) successively.
3. single-layer lattice shell assembling type node according to claim 2, is characterized in that: described floor (3) is provided with 2 for the through hole with Rod end sleeve connection.
4. single-layer lattice shell assembling type node according to claim 3, is characterized in that: the end caps (2) on described center drum (1) top is fixedly connected with by bolt (4) with between top flange plate (5); The end caps (2) of described center drum (1) bottom is also fixedly connected with by bolt (4) with between bottom wing listrium (6).
5. the single-layer lattice shell assembling type node according to claim 1 or 2 or 3 or 4, is characterized in that: described Rod end sleeve quantity is N, N≤1.
6. single-layer lattice shell assembling type node according to claim 5, is characterized in that: described floor (3) is distributed in outside center drum (1) barrel with radial centered by the axis of center drum (1); Described floor (3) is fixedly connected with by the mode of welding with center drum (1).
7. single-layer lattice shell assembling type node according to claim 6, is characterized in that: the spacing between described floor (3) and the end caps (2) on center drum (1) top is equal with the thickness of top flange plate (5); Spacing between described floor (3) and the end caps (2) of center drum (1) bottom is equal with the thickness of bottom wing listrium (6).
8. single-layer lattice shell assembling type node according to claim 7, is characterized in that: the spacing between left side floor (7) and right side floor (8) is equal with the thickness of floor (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510170413.9A CN104775520A (en) | 2015-04-10 | 2015-04-10 | Assembled joint for single-layer latticed shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510170413.9A CN104775520A (en) | 2015-04-10 | 2015-04-10 | Assembled joint for single-layer latticed shell |
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| Publication Number | Publication Date |
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| CN104775520A true CN104775520A (en) | 2015-07-15 |
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ID=53617256
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510170413.9A Pending CN104775520A (en) | 2015-04-10 | 2015-04-10 | Assembled joint for single-layer latticed shell |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108842930A (en) * | 2017-08-30 | 2018-11-20 | 黄河科技学院 | Connector for steel building |
| CN109930730A (en) * | 2019-04-12 | 2019-06-25 | 广州新赛尔特篷房技术有限公司 | The Spatial Lattice Shells that ready-package waterproof hard is gone along with sb. to guard him |
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| CN202577600U (en) * | 2011-12-29 | 2012-12-05 | 东南大学 | Assembled joint of latticed shell steel structure with free space and curved surface |
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| CN103590488A (en) * | 2013-10-31 | 2014-02-19 | 天津大学 | Bolt-assembled double-layer aluminum alloy latticed shell structure |
| CN203947576U (en) * | 2014-07-09 | 2014-11-19 | 天津大学 | A kind of truss-like aluminum alloy double-layer spatial mesh structure |
| CN204510472U (en) * | 2015-04-10 | 2015-07-29 | 南京林业大学 | Single-layer lattice shell assembling type node |
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2015
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20120126424A (en) * | 2011-05-11 | 2012-11-21 | 고려대학교 산학협력단 | Single Layer Free Form Node |
| CN202577600U (en) * | 2011-12-29 | 2012-12-05 | 东南大学 | Assembled joint of latticed shell steel structure with free space and curved surface |
| CN203008133U (en) * | 2012-12-24 | 2013-06-19 | 苏州设计研究院股份有限公司 | High-strength bolt hub-shaped pitch point with single-layer latticed shell |
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| CN103590488A (en) * | 2013-10-31 | 2014-02-19 | 天津大学 | Bolt-assembled double-layer aluminum alloy latticed shell structure |
| CN203947576U (en) * | 2014-07-09 | 2014-11-19 | 天津大学 | A kind of truss-like aluminum alloy double-layer spatial mesh structure |
| CN204510472U (en) * | 2015-04-10 | 2015-07-29 | 南京林业大学 | Single-layer lattice shell assembling type node |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108842930A (en) * | 2017-08-30 | 2018-11-20 | 黄河科技学院 | Connector for steel building |
| CN108842930B (en) * | 2017-08-30 | 2020-02-04 | 黄河科技学院 | Connecting piece for steel structure building |
| CN109930730A (en) * | 2019-04-12 | 2019-06-25 | 广州新赛尔特篷房技术有限公司 | The Spatial Lattice Shells that ready-package waterproof hard is gone along with sb. to guard him |
| CN109930730B (en) * | 2019-04-12 | 2024-02-02 | 赛尔特建筑科技(广东)有限公司 | Space reticulated shell structure of fast-assembling waterproof hard enclosure |
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Application publication date: 20150715 |
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