CN215253455U - Assembled multidirectional swing self-resetting barrel structure system - Google Patents

Assembled multidirectional swing self-resetting barrel structure system Download PDF

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Publication number
CN215253455U
CN215253455U CN202120609460.XU CN202120609460U CN215253455U CN 215253455 U CN215253455 U CN 215253455U CN 202120609460 U CN202120609460 U CN 202120609460U CN 215253455 U CN215253455 U CN 215253455U
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China
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steel
resetting
self
cylinder structure
multidirectional
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Expired - Fee Related
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CN202120609460.XU
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Chinese (zh)
Inventor
卞明月
陈鑫
魏大平
孙勇
俞伟根
谈丽华
毛小勇
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Suzhou University of Science and Technology
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Suzhou University of Science and Technology
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Abstract

The utility model relates to an assembled multidirectional node that sways from restoring to throne tubular structure system, including major structure, major structure connects tubular structure through a plurality of connecting elements side direction, tubular structure's center or periphery are equipped with from restoring to throne tractive structure, from restoring to throne tractive structure's one end stretch-draw at tubular structure's top and along the vertical sag of tubular structure, the other end is pour in the cast-in-place basis of its below, tubular structure's bottom is connected with cast-in-place basis through multidirectional node of swaying. The utility model discloses the structural system has advantages such as anti-seismic performance is good, simple structure, industrialization degree is high, construction period is short.

Description

Assembled multidirectional swing self-resetting barrel structure system
Technical Field
The utility model relates to a civil engineering antidetonation structural system technical field, concretely relates to assembled multidirectional swing from restoring to throne barrel structure system.
Background
China is one of the regions with frequent earthquake disasters in the world, large earthquakes such as Tangshan, Wenchand and the like cause huge losses to lives and properties of people in China, and actively coping with earthquake disasters and reducing the threat of earthquake disasters to social security are important works for constructing urban and rural earthquake-proof and disaster-reduction systems in China. The improvement of the earthquake-resistant performance of the civil engineering structure is always a basic element for guaranteeing urban and rural earthquake-resistant safety, and with the rapid development of related subject technologies, measures for improving the earthquake-resistant performance of the structure are developed from an earthquake-resistant technology for simply increasing the structural rigidity to shock insulation for isolating ground vibration and shock absorption for increasing the dissipation input energy of auxiliary devices, and are greatly popularized in recent engineering application. In recent years, the concept of 'toughness town and country' is widely concerned, and the research on a 'recoverable function' structural system is developed, so that novel structural systems such as 'self-resetting structure' and 'swinging structure' are formed.
The general swinging structure and self-resetting structure are characterized in that the constraint between the structure and the foundation or the constraint between members is relaxed, so that the contact surface between the structure and the foundation or the members only has compressive capacity but no tensile capacity, the structure swings under the action of earthquake, and the structure is reset through self weight or prestress. Based on this concept, some rocking and self-resetting architectures have been developed in turn, such as: the self-resetting spherical swing shock-insulation pier column with the wings (CN104278620A), the self-resetting shear wall with the replaceable coupling beams (CN203626080U), the reinforced concrete swing wall, the swing wall component and the manufacturing method thereof (CN101851965B), the reinforced concrete swing wall component connected in a sleeve type (CN104631616A), an assembled self-resetting swing steel plate wall structure system (CN 106401018B), an assembled swing self-resetting steel supporting structure system (CN 106382041B), a laminated plate type shear wall with a recoverable function (CN203640084U) and the like. However, these systems are mostly planar or linear walls and members, and when multi-directional seismic action is considered, the out-of-plane performance of the systems needs to be limited by other construction measures, which brings great difficulty to practical engineering application.
In recent years, the prefabricated building industry has been developed vigorously, and research and development of related technologies are driven, such as a fully prefabricated frame steel supporting structure (CN203334474U), a prefabricated combined steel plate shear wall (CN204983239U), a prefabricated double-layer steel plate filled concrete combined shear wall structural system (CN204983269U), and the like, but these do not have a self-resetting function. With the advance of industrial research, self-resetting concepts are also introduced into prefabricated shear walls, such as prefabricated self-resetting shear wall structures (CN 204876196U). Meanwhile, along with the development of urban updating work, certain safety challenges are brought to the structure reinforcement design by the requirement of additionally installing elevators in a large number of old communities, and the existing technology only utilizes the mechanical use function of the additionally installed elevator part and has relatively few contribution considerations to the structure function under the earthquake action.
Therefore, the outer stability of wall body plane and the safety problem of swaing are fully considered, the assembly type structure theory is introduced, the assembly type multidirectional swaing self-resetting barrel structure system is provided, the multidirectional swaing structure, the self-resetting and energy dissipation theory are integrated, meanwhile, when the assembly type multidirectional swaing self-resetting barrel structure system is used for an old school zone to additionally install an elevator, the structural function of an elevator part can be fully utilized, and the anti-seismic performance of an existing building is improved. The system can provide a new idea for the design of a swing structure system of a newly-built building and an existing building, and also provides a new idea for the consideration of the structural function of additionally arranging elevators in old and middle-aged districts in urban updating.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the problem that the wall body plane outer structure that sways that prior art exists is difficult to the design, the function can't be synchronous, an assembled multidirectional swing from restoring to the throne tubular structure system is provided, the function that will sway the wall body through multidirectional swing node is extended to the multidirectional from one-way, both full play sways the ability of swaying of structure and in order to realize the power consumption under the macroseism and from restoring to the throne ability, can realize swaying structure mill's processing again, the industrialization construction mode of on-the-spot concatenation, it provides new multidirectional structure system that sways to consolidate the transformation with existing building for newly-built building antidetonation system.
For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:
the utility model provides an assembled multidirectional swing from restoring to throne tube structure system, includes the major structure, the major structure is through a plurality of connecting elements side direction connection tube structure, tube structure's center or periphery are equipped with from restoring to throne tractive structure, stretch-draw and along the tube structure is vertical to hang down at tube structure's top from restoring to throne tractive structure's one end, and the other end is pour in the cast-in-place basis of its below, tube structure's bottom is connected with cast-in-place basis through the multidirectional node of rocking.
Furthermore, the barrel structure comprises steel columns, steel beams, steel supports, steel beam nodes and a self-resetting inhaul cable, wherein the steel columns are vertically connected together through the steel column nodes, two ends of each section of steel column are transversely provided with extending sections, the extending sections of the steel columns are connected with the steel beams which are transversely arranged through the steel beam nodes, the steel supports are connected between the steel beams and the steel columns through the supporting nodes, the self-resetting inhaul cable serves as a self-resetting traction structure, and one end of the self-resetting inhaul cable is tensioned and anchored at the top of the steel column.
Furthermore, energy dissipation elements which are uniformly and bidirectionally arranged along the vertical direction of the self-resetting inhaul cable are arranged on the self-resetting inhaul cable and used for dissipating seismic energy.
Furthermore, the steel beam nodes and the support nodes are in a bolt connection mode, and the steel column nodes are in a welding mode, so that the steel beam nodes are convenient to produce in a factory and assemble on site.
Further, the multidirectional node of swaing comprises connection bracing, stiffening box and steel crab-bolt, the lower extreme of connecting the bracing is connected with the stiffening box, and the upper end is connected with tubular structure's bottom, the first half of steel crab-bolt is through corresponding nut and stiffening box looks rigid coupling, and the latter half inserts in the reservation hole of cast-in-place basis.
Furthermore, the stiffening box comprises vertical truss and horizontal truss, a plurality of vertical truss concatenation forms the box side, has a plurality of layers of horizontal truss to form the box structure at vertical truss inboard transverse connection, the bottom border position of stiffening box is equipped with the chamfer circular arc to be equipped with the rubber pad in this chamfer circular arc department and protect.
Further, the reservation hole on cast-in-place basis is the hole of falling the cup for the latter half of steel crab-bolt inserts the back and has certain clearance with the bottom rim of a cup edge in this hole of falling the cup, thereby lets the box of putting more energy into have certain rotational freedom, provides certain ability of shearing simultaneously.
Furthermore, the connecting component comprises a sliding connecting piece and a force transmission connecting piece, the sliding connecting piece is composed of two steel pipes with different diameters and a cushion block, the small-diameter steel pipe slidably extends into the inner side of the large-diameter steel pipe, the cushion block is arranged between the outer pipe surface of the small-diameter steel pipe and the inner pipe surface of the large-diameter steel pipe, the small-diameter steel pipe and the large-diameter steel pipe are respectively connected with the cylinder structure and the main body structure, and the force transmission connecting piece is connected with the main body structure and the cylinder structure at two ends of the force transmission connecting piece in an energy-consumption connection mode.
The utility model has the advantages that:
the structure system of the utility model can utilize the energy dissipation element to dissipate energy and improve the damage mode of the main body frame by swinging the relative deformation between the cylinder structure and the main body structure when an earthquake comes; after the earthquake, the structure is restored to the original state through the self-resetting inhaul cable, and the use function can be kept; the splicing parts of the system can be connected by bolts, so that the system can be produced in a factory and spliced on a construction site, and the on-site construction period is shortened; and has the advantages of good earthquake resistance, simple structure, high industrialization degree and good construction quality.
Drawings
Fig. 1 is a schematic elevation structure of the present invention;
FIG. 2 is a schematic view of another side of the present invention with a door in elevation;
fig. 3a is a schematic view of the main view direction structure of the multi-directional swinging node of the present invention;
fig. 3b is a schematic top view of the multi-directional swinging node of the present invention;
fig. 3c is a schematic view of the main view direction structure of the box body for strengthening in the multidirectional swinging node of the present invention;
fig. 3d is a schematic top view of the stiffening box in the multidirectional swinging node of the present invention;
FIG. 4a is a side view schematic of the sliding connector of the present invention;
FIG. 4b is a schematic view of the axial direction structure of the sliding connector of the present invention
Fig. 5 shows another embodiment of the present invention in a tubular structure.
The reference numbers in the figures illustrate: 1. a body structure; 2. a barrel structure; 21. a steel column; 22. a steel beam; 23. supporting steel; 24. steel beam joints; 25. a self-resetting cable; 3. a sliding connector; 31. a steel pipe; 32. cushion blocks; 4. a force transfer connector; 5. an energy dissipating element; 6. a multidirectional rocking node; 61. connecting an inclined strut; 62. a stiffening box body; 63. a steel anchor bolt; 64. a vertical truss; 65. a transverse truss; 66. a rubber pad; 7. a retaining wall; 8. and (6) casting a foundation in situ.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1, an assembled multidirectional swinging self-resetting cylinder structure system comprises a main body structure 1, wherein the main body structure 1 is laterally connected with a cylinder structure 2 through a plurality of connecting members, a self-resetting traction structure is arranged at the center or the periphery of the cylinder structure 2, in the embodiment, the self-resetting traction structure is arranged at the periphery of the cylinder structure 2, one end of the self-resetting traction structure is tensioned at the top of the cylinder structure 2 and vertically hangs down along the cylinder structure 2, the other end of the self-resetting traction structure is poured in a cast-in-situ foundation 8 below the cylinder structure, and the bottom of the cylinder structure 2 is connected with the cast-in-situ foundation 8 through a multidirectional swinging node 6.
As shown in fig. 2 and 5, the cylinder structure 2 is composed of steel columns 21, steel beams 22, steel struts 23, steel beam joints 24 and self-resetting cables 25, in this embodiment, the steel columns 21, the steel beams 22 and the steel supports 23 have H-shaped or i-shaped cross sections, and other suitable steel member cross section types can be adopted, a plurality of sections of the steel columns 21 are vertically connected together through steel column joints, and both ends of each section of steel column 21 are transversely provided with extension sections, the extension sections of the steel columns 21 are connected with the transversely arranged steel beams 22 through steel beam joints 24, a steel support 23 is connected between the steel beam 22 and the steel column 21 via a support node, and in the embodiment of fig. 2, the steel support 23 is a rod-shaped structure, in another embodiment of fig. 5, the steel bracing 23 is a net structure, and the self-resetting bracing cable 25 is a self-resetting traction structure, one end of which is tensioned and anchored at the topmost part of the steel column 21.
The self-resetting inhaul cable 25 is provided with energy dissipation elements 5 which are uniformly and bidirectionally arranged along the vertical direction of the self-resetting inhaul cable 25 and used for dissipating earthquake energy, in the embodiment, the self-resetting inhaul cable 25 can adopt a high-strength steel strand with tensioning prestress or a metal cable material with self-resetting capability such as shape memory alloy.
The steel beam nodes 24 and the supporting nodes are in a bolt connection mode, and the steel column nodes are in a welding mode, so that the steel beam nodes are convenient to produce in a factory and assemble on site.
As shown in fig. 3a and 3b, the multidirectional swinging node 6 is composed of a connecting inclined strut 61, a stiffening box 62 and a steel anchor bolt 63, the lower end of the connecting inclined strut 61 is connected with the stiffening box 62, the upper end of the connecting inclined strut is connected with the bottom of the cylindrical structure 2 through an end plate flange, the upper half part of the steel anchor bolt 63 is fixedly connected with the stiffening box 62 through a corresponding nut, and the lower half part of the steel anchor bolt is inserted into a reserved hole of the cast-in-place foundation 8.
As shown in fig. 3c and 3d, the stiffening box 62 is composed of a vertical truss 64 and a horizontal truss 65, a plurality of the vertical trusses 64 are spliced to form the side surface of the box, a plurality of layers of the horizontal trusses 65 are transversely connected to the inner side of the vertical truss 64 to form a box structure, a chamfer arc is arranged at the edge of the bottom of the stiffening box 62, and a rubber pad 66 is arranged at the chamfer arc for protection.
The reservation hole of cast-in-place basis 8 is the hole of falling the cup for the latter half of steel crab-bolt 63 inserts the back and has certain clearance with the bottom rim of a cup edge in this hole of falling the cup, thereby lets stiffening box 62 have certain rotational degree of freedom, provides certain ability of shearing simultaneously, and in this embodiment, retaining wall 7 has still been pour to cast-in-place basis 8's side.
The coupling members comprise a sliding coupling 3 and a force transmission coupling 4, as shown in figures 4a and 4b, the sliding connector 3 is composed of two steel pipes 31 with different diameters and a cushion block 32, the small-diameter steel pipe 31 is inserted into the large-diameter steel pipe 31 in a sliding way, and a cushion block 32 is arranged between the outer surface of the small-diameter steel pipe 31 and the inner surface of the large-diameter steel pipe 31, the small-diameter steel pipe 31 and the large-diameter steel pipe 31 are respectively connected with the cylinder structure 2 and the main body structure 1, a walkway is arranged on a middle platform of the staircase when the sliding connecting piece 3 is used for arranging an elevator, the force transmission connecting piece 4 is connected with the main body structure 1 and the barrel body structure 2 at the two ends in an energy-consuming connection mode, in this embodiment, the force transmission connector 4 may be connected in a manner of dissipating energy through mild steel, or in a manner of dissipating energy through viscoelasticity or friction, and both ends of the force transmission connector are respectively hinged to the main body structure 1 and the barrel structure 2.
The utility model discloses the process is assembled as follows to processing and scene:
(1) according to design and construction requirements, steel columns 21, steel beams 22 and steel supports 23 in the cylindrical structure 2, connecting inclined struts 61 and stiffening box bodies 62 in the swing nodes 6 are machined in a factory, wherein the connecting inclined struts 61 and the stiffening box bodies 62 can be connected through bolts or welding;
(2) the retaining wall 7 and the cast-in-place foundation 8 are cast in the structure in situ, the lower end of the self-resetting inhaul cable 25 and an anchorage device thereof are also cast in the cast-in-place foundation 8, and when the conditions allow, the retaining wall 7 and the cast-in-place foundation 8 can be designed into prefabricated components, so that the construction efficiency is improved;
(3) welding or bolting the steel column 21 and the steel beam 22 on site, and connecting the steel support 23 with the steel beam 22 and the steel column 21 in a bolt or welding mode to form a cylindrical structure 2;
(4) hoisting the cylinder structure 2 and the multidirectional swinging node 6, positioning and installing, inserting a steel anchor bolt 63 into a reserved hole of the cast-in-place foundation 8, and installing a simple temporary support between the main body structure 1 and the cylinder structure 2;
(5) then, the self-reset stay cable 25 penetrates through the reserved hole to the top of the steel column 21, the stay cable is tensioned and anchored at the top, and the sliding connecting piece 3 and the force transmission connecting piece 4 are installed between the cylinder body structure 2 and the main body structure 1 through welding;
(6) after the structure is installed, the temporary support between the main structure 1 and the cylinder structure 2 is removed.
The principle of the utility model
The utility model expands the swinging component to multi-direction through the multi-direction swinging node 6, the swinging cylinder structure 2 is combined with the main structure 1 to form a frame swinging cylinder structure system, and the bottom of the cylinder structure 2 is changed from fixed connection into the multi-direction swinging node 6 in plane contact; when an earthquake comes, the structure is deformed, the swinging cylinder structure 2 and the main body structure 1 generate relative displacement, the energy dissipation element 5 dissipates earthquake energy, and the cylinder structure 2 swings integrally due to the fact that the bottom of the cylinder structure 2 is provided with the multidirectional swinging node 6, so that the earthquake resistance of the main body structure 1 is effectively improved; after an earthquake occurs, the self-resetting inhaul cable 25 exists, so that the whole structure has higher capacity of restoring the original position; meanwhile, most of the splicing nodes can be connected through bolts, so that the swing structure has the characteristic of prefabrication and assembly.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. An assembled multidirectional swinging self-resetting cylinder structure system comprises a main structure (1) and is characterized in that the main structure (1) is laterally connected with a cylinder structure (2) through a plurality of connecting members, a self-resetting traction structure is arranged at the center or the periphery of the cylinder structure (2), one end of the self-resetting traction structure is tensioned at the top of the cylinder structure (2) and vertically hangs down along the cylinder structure (2), the other end of the self-resetting traction structure is poured in a cast-in-place foundation (8) below the cylinder structure, the bottom of the cylinder structure (2) is connected with the cast-in-place foundation (8) through a multidirectional swinging node (6), the multidirectional swinging node (6) is composed of a connecting inclined strut (61), a stiffening box body (62) and a steel anchor bolt (63), the lower end of the connecting inclined strut (61) is connected with the stiffening box body (62), and the upper end of the connecting inclined strut is connected with the bottom of the cylinder structure (2), the upper half part of the steel anchor bolt (63) is fixedly connected with the stiffening box body (62) through a corresponding nut, and the lower half part of the steel anchor bolt is inserted into a reserved hole of the cast-in-place foundation (8).
2. The assembled multidirectional swinging self-resetting cylinder structure system according to claim 1, wherein the cylinder structure (2) is composed of steel columns (21), steel beams (22), steel supports (23), steel beam joints (24) and self-resetting cables (25), a plurality of sections of the steel columns (21) are vertically connected together through the steel column joints, two ends of each section of the steel column (21) are transversely provided with extending sections, the extending sections of the steel columns (21) are connected with the transversely arranged steel beams (22) through the steel beam joints (24), the steel supports (23) are connected between the steel beams (22) and the steel columns (21) through the supporting joints, the self-resetting cables (25) serve as self-resetting traction structures, and one ends of the self-resetting cables are anchored at the topmost parts of the steel columns (21) in a tensioning mode.
3. The assembled multidirectional swinging self-resetting cylinder structure system according to claim 2, wherein the self-resetting guy cable (25) is provided with energy dissipation elements (5) uniformly and bidirectionally arranged along the vertical direction thereof for dissipating seismic energy.
4. The fabricated multidirectional rocking self-resetting cylinder structure system according to claim 2, wherein the steel beam nodes (24) and the support nodes are in a bolt connection mode, and the steel column nodes are in a welding mode, so that the assembled multidirectional rocking self-resetting cylinder structure system is convenient to produce in a factory and assemble on site.
5. The assembled multidirectional swinging self-resetting cylinder structure system according to claim 1, wherein the stiffening box body (62) is composed of vertical trusses (64) and transverse trusses (65), a plurality of vertical trusses (64) are spliced to form the side faces of the box body, a plurality of layers of transverse trusses (65) are transversely connected to the inner sides of the vertical trusses (64) to form a box body structure, a chamfering arc is arranged at the bottom edge position of the stiffening box body (62), and a rubber pad (66) is arranged at the chamfering arc for protection.
6. The fabricated multidirectional swinging self-resetting cylinder structure system as claimed in claim 1, wherein the reserved hole of the cast-in-place foundation (8) is an inverted cup-shaped hole, so that the lower half part of the steel anchor bolt (63) is inserted to have a certain clearance with the bottom cup edge of the inverted cup-shaped hole, and the stiffening box body (62) has a certain degree of freedom of rotation and simultaneously provides a certain shearing resistance.
7. The assembled multidirectional swinging self-resetting cylinder structure system according to claim 1, wherein the connecting members comprise a sliding connecting piece (3) and a force transmission connecting piece (4), the sliding connecting piece (3) is composed of two steel pipes (31) with different diameters and a cushion block (32), the small-diameter steel pipe (31) slidably extends into the inner side of the large-diameter steel pipe (31), the cushion block (32) is arranged between the outer surface of the small-diameter steel pipe (31) and the inner surface of the large-diameter steel pipe (31), the small-diameter steel pipe (31) and the large-diameter steel pipe (31) are respectively connected with the cylinder structure (2) and the main body structure (1), and the force transmission connecting piece (4) is connected with the main body structure (1) and the cylinder structure (2) at two ends in a power consumption connection mode.
CN202120609460.XU 2021-03-25 2021-03-25 Assembled multidirectional swing self-resetting barrel structure system Expired - Fee Related CN215253455U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116988937A (en) * 2023-09-25 2023-11-03 上海勘测设计研究院有限公司 Swinging self-resetting wind power tower and swinging self-resetting method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116988937A (en) * 2023-09-25 2023-11-03 上海勘测设计研究院有限公司 Swinging self-resetting wind power tower and swinging self-resetting method
CN116988937B (en) * 2023-09-25 2023-12-15 上海勘测设计研究院有限公司 Swinging self-resetting wind power tower and swinging self-resetting method

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Granted publication date: 20211221