CN112982663A - Plug-in type modularized steel structure seismic isolation and reduction connecting node - Google Patents
Plug-in type modularized steel structure seismic isolation and reduction connecting node Download PDFInfo
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- CN112982663A CN112982663A CN202110212788.2A CN202110212788A CN112982663A CN 112982663 A CN112982663 A CN 112982663A CN 202110212788 A CN202110212788 A CN 202110212788A CN 112982663 A CN112982663 A CN 112982663A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 206
- 239000010959 steel Substances 0.000 title claims abstract description 206
- 238000002955 isolation Methods 0.000 title claims abstract description 52
- 238000007789 sealing Methods 0.000 claims abstract description 57
- 238000003466 welding Methods 0.000 claims description 7
- 230000000116 mitigating effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 9
- 238000009417 prefabrication Methods 0.000 abstract description 5
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
- 230000035939 shock Effects 0.000 description 14
- 238000009413 insulation Methods 0.000 description 13
- 238000010276 construction Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
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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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
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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
- E04B1/36—Bearings or like supports allowing movement
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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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/024—Structures with steel columns and beams
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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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2406—Connection nodes
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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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2418—Details of bolting
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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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2421—Socket type connectors
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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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2457—Beam to beam connections
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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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/246—Post to post connections
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- Engineering & Computer Science (AREA)
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- Environmental & Geological Engineering (AREA)
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Abstract
The invention provides an insertion type modular steel structure seismic isolation and reduction connecting node, wherein an upper side cross plug-in and a lower side cross plug-in are respectively and vertically connected with an upper side sealing plate and a lower side sealing plate of a lead core rubber seismic isolation support, the side walls of an upper steel pipe module column and a lower steel pipe module column are respectively connected with an H-shaped steel module beam, and the end parts of the upper steel pipe module column and the lower steel pipe module column are respectively sleeved outside the upper cross plug-in and the lower cross plug-in; the upper side cross-shaped plug-in components and the lower side cross-shaped plug-in components have the same structure and comprise cross-shaped components and connecting plates, the cross sections of the cross-shaped components are cross-shaped, the end parts of each side of each cross-shaped component are vertically connected with the connecting plates, and preset distances are reserved between the edges of the adjacent connecting plates; the cross-shaped components and the connecting plates of the upper and lower side cross-shaped plug-in units are respectively connected with the upper and lower side sealing plates; the side walls of the upper and lower steel pipe module columns are respectively connected with the connecting plates of the upper and lower side cross-shaped plug-in units through bolts. The invention has simple structure, high prefabrication rate, quick installation without large operation space and good earthquake resistance.
Description
Technical Field
The invention relates to the technical field of building engineering, in particular to an inserted modular steel structure seismic isolation and reduction connecting node structure, which relates to a modular steel structure prefabricated cabin seismic isolation and seismic isolation connecting node structure between box type steel structure modules.
Background
The novel steel structure building has the advantages of high rigidity, light dead weight, short construction period, energy conservation, environmental protection and the like. With the rapid development of the assembly type modular steel structure, the node is the core of the modular building design of the steel structure, and the reliability of the node directly influences the overall safety of the module. Although scholars at home and abroad have already proposed the nodes about steel structure box body buildings or container buildings, the existing node forms need larger operation space and longer connection time, are biased to the connection problem, and do not consider the seismic performance of the connection nodes. Therefore, the connection node form which can be installed quickly and has good anti-seismic performance is adopted, and the key for solving the problems that the modularized steel structure connection node is small in operation space, long in installation time and weak in anti-seismic performance of the node is achieved.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an inserted modular steel structure seismic mitigation and isolation connecting node which is simple in structure, high in prefabrication rate, capable of being installed quickly without needing too large operation space and good in seismic performance.
In order to achieve the purpose, the invention adopts the technical scheme that:
an inserted modular steel structure seismic mitigation and isolation connecting node comprises a lead rubber seismic isolation support, an upper cross-shaped plug-in, a lower cross-shaped plug-in, an upper steel pipe module column and a lower steel pipe module column, wherein the upper cross-shaped plug-in and the lower cross-shaped plug-in are respectively and vertically connected with an upper sealing plate and a lower sealing plate of the lead rubber seismic isolation support, the upper cross-shaped plug-in is opposite to the lower cross-shaped plug-in, the side walls of the upper steel pipe module column and the lower steel pipe module column are respectively connected with an H-shaped steel module beam, and the end parts of the upper steel pipe module column and the lower steel pipe module column are respectively sleeved outside the upper cross-shaped plug; the upper cross-shaped insert and the lower cross-shaped insert are identical in structure and comprise cross-shaped components and connecting plates, the cross sections of the cross-shaped components are cross-shaped, the end parts of each edge of each cross-shaped component are vertically connected with the connecting plates, and preset distances are reserved between the edges of the adjacent connecting plates; the cross-shaped components and the connecting plates of the upper cross-shaped plug-in and the lower cross-shaped plug-in are respectively connected with the upper sealing plate and the lower sealing plate; the side wall of the upper steel pipe module column is connected with the connecting plate of the upper cross plug-in unit through a bolt, and the side wall of the lower steel pipe module column is connected with the connecting plate of the lower cross plug-in unit through a bolt.
Preferably, clearance fit is adopted between the inner cavity of the upper steel tube module column and the structure of the enclosure of all the connecting plates of the upper cross-shaped plug-in unit, and clearance fit is adopted between the inner cavity of the lower steel tube module column and the structure of the enclosure of all the connecting plates of the lower cross-shaped plug-in unit.
Preferably, the side walls of the upper steel pipe module column and the lower steel pipe module column are welded with the H-shaped steel module beam.
Preferably, the side walls of the upper steel pipe module column and the lower steel pipe module column are welded with the flange and the web of the H-shaped steel module beam.
Preferably, the side walls of the upper steel pipe module column and the lower steel pipe module column are connected with the H-shaped steel module beam in an equal-strength mode through welding.
Preferably, the upper sealing plate and the lower sealing plate are both provided with extension parts, the end part of the H-shaped steel module beam connected with the upper steel tube module column is connected with the side wall of the upper steel tube module column, and the lower flange of the H-shaped steel module beam is connected with the extension parts of the upper sealing plate through bolts;
the end part of the H-shaped steel module beam connected with the lower steel tube module column is connected with the side wall of the lower steel tube module column, and the upper flange of the H-shaped steel module beam is connected with the extending part of the lower side sealing plate through a bolt.
Preferably, the lower flange of the H-shaped steel module beam connected with the upper steel pipe module column is connected with the extending part of the upper side sealing plate through a unilateral bolt; the upper flange of the end part of the H-shaped steel module beam connected with the lower steel pipe module column is connected with the extending part of the lower side sealing plate through a unilateral bolt.
Preferably, the cross-shaped components and the connecting plates of the upper cross-shaped plug-in and the lower cross-shaped plug-in are respectively welded with the upper sealing plate and the lower sealing plate in equal strength.
Preferably, the width of the connecting plate is less than the inner side length of the upper steel pipe module column and the lower steel pipe module column.
Preferably, the side wall of the upper steel pipe module column is connected with the connecting plate of the upper side cross plug-in unit through a single-side bolt, and the side wall of the lower steel pipe module column is connected with the connecting plate of the lower side cross plug-in unit through a single-side bolt.
Preferably, lead rubber shock insulation support still includes rubber steel plate damper, and last side and the downside shrouding of upside shrouding and downside shrouding are connected with the last side and the downside of rubber steel plate damper respectively.
Preferably, the rubber steel plate damper is located between the upper cross insert and the lower cross insert.
Compared with the prior art, the invention has the following advantages and beneficial effects:
according to the plug-in type modularized steel structure seismic mitigation and isolation connecting node, the upper cross plug-in and the lower cross plug-in are arranged, the upper steel pipe module column and the lower steel pipe module column can be assembled in a mode of being sleeved on the upper cross plug-in and the lower cross plug-in respectively, rapid installation can be achieved, and a large operation space is not needed during installation; the side walls of the upper steel pipe module column and the lower steel pipe module column are respectively connected with an H-shaped steel module beam, so that the beam columns can be prefabricated in a factory, the upper cross-shaped plug-in and the lower cross-shaped plug-in are respectively and vertically connected with the upper sealing plate and the lower sealing plate of the lead rubber shock insulation support, and therefore the upper cross-shaped plug-in, the lower cross-shaped plug-in and the lead rubber shock insulation support can be prefabricated in the factory, and the whole prefabrication rate is high; in addition, the lead core rubber shock insulation support is arranged and is integrally positioned between the upper steel pipe module column and the lower steel pipe module column, so that a good shock resistance effect can be achieved; in addition, the upper cross-shaped plug-in component and the lower cross-shaped plug-in component are the same in structure and comprise cross-shaped components and connecting plates, the cross sections of the cross-shaped components are cross-shaped, the end parts of each edge of each cross-shaped component are vertically connected with the connecting plates, and preset distances are reserved between the edges of adjacent connecting plates.
Furthermore, clearance fit is adopted between the inner cavity of the upper steel pipe module column and the structure of the city enclosed by all the connecting plates of the upper cross plug-in unit, clearance fit is adopted between the inner cavity of the lower steel pipe module column and the structure of the city enclosed by all the connecting plates of the lower cross plug-in unit, and the positioning and installation of the upper steel pipe module column and the lower steel pipe module column can be conveniently realized.
Drawings
FIG. 1: the invention is a schematic three-dimensional structure in a decomposition state.
FIG. 2: the invention is a schematic three-dimensional structure.
FIG. 3: the invention discloses a structural schematic diagram of a cross lead core rubber shock insulation support insert.
FIG. 4: the invention discloses a structural schematic diagram of a lead core rubber shock insulation support.
The steel pipe vibration isolation support comprises an upper steel pipe module column 1, a lower steel pipe module column 2, an upper H-shaped steel module beam 3, a lower H-shaped steel module beam 4, an upper side cross plug-in unit 5, a 5-1 cross component 5-2 connecting plate 6, a lower side cross plug-in unit 7, an upper side sealing plate 8, a lower side sealing plate 78-extending portion 9, a rubber steel plate damper 9, a first single-side bolt 10, a second single-side bolt 11, a lead core rubber vibration isolation support 12, a first bolt hole 13, a second bolt hole 14, a third bolt hole 15, a fourth bolt hole 16, a fifth bolt hole 17, a sixth bolt hole 18, a seventh bolt hole 19, an eighth bolt hole 20 and a cross lead core rubber vibration isolation support plug-in unit 21.
Detailed Description
In order to further understand the contents and features of the present invention, the following examples are given to illustrate the present invention:
in the description of the present invention, the terms "upper", "lower", "inner", "outer", and the like indicate orientation and positional relationship based on fig. 1, and are only for convenience of description of the present invention, and it is not necessary that the described devices or components follow a specific orientation and positional relationship. Furthermore, the terms "first," "second," "third," "fourth," "fifth," "sixth," "seventh," "eighth," and the like are merely representative for the purpose of making the described assembly or components more clear and unambiguous, and do not indicate or imply a relative importance relationship between the devices or components.
Referring to fig. 1-3, the plug-in type modularized steel structure seismic isolation and reduction connecting node comprises a lead core rubber seismic isolation support 12, an upper side cross-shaped plug-in 5, a lower side cross-shaped plug-in 6, an upper steel pipe module column 1 and a lower steel pipe module column 2, wherein the upper side cross-shaped plug-in 5 and the lower side cross-shaped plug-in 6 are respectively and vertically connected with an upper side sealing plate 7 and a lower side sealing plate 8 of the lead core rubber seismic isolation support 12, the upper side cross-shaped plug-in 5 is opposite to the lower side cross-shaped plug-in 6, the side walls of the upper steel pipe module column 1 and the lower steel pipe module column 2 are respectively connected with an H-shaped steel module beam, and the end parts of the upper steel pipe module column 1 and the lower steel pipe module; the upper cross-shaped plug-in component 5 and the lower cross-shaped plug-in component 6 are identical in structure and comprise cross-shaped components 5-1 and connecting plates 5-2, the cross section of each cross-shaped component 5-1 is cross-shaped, the end part of each edge of each cross-shaped component 5-1 is vertically connected with the connecting plate 5-2, and a preset distance is reserved between the edges of the adjacent connecting plates 5-2; the cross-shaped components 5-1 and the connecting plates 5-2 of the upper cross-shaped insert 5 and the lower cross-shaped insert 6 are respectively connected with an upper sealing plate 7 and a lower sealing plate 8; the side wall of the upper steel pipe module column 1 is connected with the connecting plate 5-2 of the upper cross-shaped plug-in 5 through a bolt, and the side wall of the lower steel pipe module column 2 is connected with the connecting plate 5-2 of the lower cross-shaped plug-in 6 through a bolt.
As the preferred embodiment of the invention, the inner cavity of the upper steel tube module column 1 is in clearance fit with the structure surrounded by all the connecting plates 5-2 of the upper cross-shaped plug-in 5, and the inner cavity of the lower steel tube module column 2 is in clearance fit with the structure surrounded by all the connecting plates 5-2 of the lower cross-shaped plug-in 6.
In a preferred embodiment of the invention, the side walls of the upper steel pipe module column 1 and the lower steel pipe module column 2 are welded to the H-shaped steel module beam.
As a preferred embodiment of the present invention, the side walls of the upper steel pipe module column 1 and the lower steel pipe module column 2 are welded to the flanges and webs of the H-section steel module beam.
In a preferred embodiment of the present invention, the sidewalls of the upper steel pipe module column 1 and the lower steel pipe module column 2 are welded to the H-shaped steel module beam with equal strength.
As a preferred embodiment of the present invention, the upper sealing plate 7 and the lower sealing plate 8 are both provided with an extension 78, the end of the H-shaped steel module beam connected with the upper steel pipe module column 1 is connected with the side wall of the upper steel pipe module column 1, and the lower flange of the H-shaped steel module beam is connected with the extension 78 of the upper sealing plate 7 through a bolt;
the end part of the H-shaped steel module beam connected with the lower steel tube module column 2 is connected with the side wall of the lower steel tube module column 2, and the upper flange of the H-shaped steel module beam is connected with the extending part 78 of the lower side sealing plate 8 through a bolt.
As a preferred embodiment of the present invention, the lower flange of the H-section steel module beam connected to the upper steel pipe module column 1 is connected to the extension of the upper side sealing plate 7 by a single-side bolt; the upper flange of the end part of the H-shaped steel module beam connected with the lower steel pipe module column 2 is connected with the extending part of the lower side sealing plate 8 through a unilateral bolt.
In a preferred embodiment of the present invention, the cross-shaped members 5-1 and the connecting plates 5-2 of the upper and lower cross-shaped inserts 5 and 6 are welded to the upper and lower cover plates 7 and 8, respectively, at the same strength.
As a preferred embodiment of the present invention, the width of the connecting plate 5-2 is smaller than the inner side length of the upper and lower steel pipe module columns 1 and 2.
As a preferred embodiment of the invention, the side wall of the upper steel tube modular column 1 is connected with the connecting plate 5-2 of the upper cross-shaped insert 5 through a single-side bolt, and the side wall of the lower steel tube modular column 2 is connected with the connecting plate 5-2 of the lower cross-shaped insert 6 through a single-side bolt.
Referring to fig. 4, the lead rubber isolation bearing 12 further includes a rubber steel plate damper 9, and the upper sealing plate 7 and the lower sealing plate 8 are connected to the upper side and the lower side of the rubber steel plate damper 9, respectively.
As a preferred embodiment of the invention, a rubber steel plate damper 9 is located between the upper cross insert 5 and the lower cross insert 6.
Examples
Fig. 1 is a schematic perspective view of a disassembled state of the present embodiment, fig. 2 is a schematic perspective view of the present embodiment, fig. 3 is a schematic structural view of a cross-shaped lead rubber-vibration-isolating support insert 21 of the present embodiment, and fig. 4 is a schematic view of the lead rubber-vibration-isolating support 12 of the present embodiment. Specifically, as shown in fig. 1 to 2, this embodiment provides an inserted unilateral bolted connection node structure of modularization steel construction, including top steel pipe module post 1, below steel pipe module post 2, go up H shaped steel module roof beam 3, lower H shaped steel module roof beam 4, upside cross plug-in components 5, downside cross plug-in components 6, upside shrouding 7, downside shrouding 8 and rubber steel sheet attenuator 9, on, lower cross plug-in components (5, 6) respectively with last, first unilateral bolt 10 that below steel pipe module post (1, 2) is connected, on, the lower of lower H shaped steel module roof beam (3, 4), go up the flange and last, second unilateral bolt 11 that downside shrouding (7, 8) is connected, lead core rubber isolation bearing 12, cross lead core rubber isolation bearing plug-in components 21. Wherein, top steel pipe module post 1, below steel pipe module post 2, upside cross plug-in components 5, the coaxial setting of downside cross plug-in components 6, as shown in fig. 1, top steel pipe module post 1 is located the top of below steel pipe module 2 post to with upper and lower side cross plug-in components clearance fit, satisfy the construction installation requirement, through first unilateral bolt 10 with upper and lower steel pipe module post (1, 2) and upper and lower downside cross plug-in components (5, 6) fixed connection, wherein upper and lower cross plug-in components (5, 6) are equipped with upper and lower steel pipe module post (1, 2) one-to-one, be used for the bolt hole that first unilateral bolt 10 is connected. As shown in fig. 1, the outer walls of the upper and lower ends of the upper and lower steel pipe module columns (1, 2) are welded to the end portions of the flange webs of the upper and lower H-shaped steel module beams (3, 4), the lower flange of the upper H-shaped steel module beam 3 is fixedly connected to the upper side sealing plate 7 of the lead core rubber vibration isolation support through a second unilateral bolt 11, the upper flange of the lower H-shaped steel module beam 4 is fixedly connected to the lower side sealing plate 8 of the lead core rubber vibration isolation support through a second unilateral bolt 11, wherein the upper and lower side sealing plates (7, 8) of the lead core rubber vibration isolation support 12 are provided with bolt holes which correspond to the flanges of the upper and lower H-shaped steel module beams (3, 4) one by one and are used for connection of the second unilateral bolt 11. The sizes of the first single-sided bolt 10 and the second single-sided bolt 11 and the sizes, the intervals and the number of the arranged bolt holes all meet the relevant standard regulation and the structural requirements of the steel structure design standard GB 50017-2017.
The upper sealing plate 7, the lower sealing plate 8 and the rubber steel plate damper 9 are subjected to high-temperature vulcanization and then lead core pouring to form the lead core rubber vibration isolation support 12 integrally. The upper cross-shaped insert 5 and the lower cross-shaped insert 6 are cast by a factory mold. The lower extreme of upside cross plug-in components 5 welds with 7 upper ends of upside shrouding of lead core rubber isolation bearing 12, and 8 lower extreme weldings of downside shrouding of the upper end lead core rubber isolation bearing 12 of downside cross plug-in components 6, and cross lead core rubber isolation bearing plug-in components are made jointly to upside cross plug-in components, downside cross plug-in components and lead core isolation bearing. The component has simple structure and can be completely prefabricated in a factory.
The outer side lengths (namely the widths of the connecting plates 5-2) of the upper side cross plug-in piece 5 and the lower side cross plug-in piece 6 are respectively smaller than the inner side lengths of the upper steel pipe module column 1 and the lower steel pipe module column 2, so that construction errors are prevented from influencing node installation.
Specifically, the lower end of the upper cross-shaped plug-in piece 5 is in strong connection with the upper end of the upper sealing plate 7 of the lead rubber isolation bearing 12 through welding and the like, and the upper end of the lower cross-shaped plug-in piece 6 is in strong connection with the lower end of the lower sealing plate 9 of the lead rubber isolation bearing 12 through welding and the like. The four walls of the upper cross-shaped insert 5 are provided with first bolt holes 13 through which a plurality of unilateral bolts 10 can pass, the four walls of the lower end of the upper steel pipe module column 1 are provided with second bolt holes 14 corresponding to the first bolt holes 13, and the unilateral bolts 10 penetrate through the first bolt holes 13 and the second bolt holes 14 to fixedly connect the upper cross-shaped insert 5 with the upper steel pipe column 1. The fourth wall of downside cross plug-in components 6 is equipped with and to pass a plurality ofly unilateral bolt 10's third bolt hole 15, 2 upper end four walls of below steel pipe module post set up with the corresponding fourth bolt hole 16 of third bolt hole 15, unilateral bolt 10 runs through third bolt hole 15 and fourth bolt hole 16 with upside cross plug-in components 6 and below steel pipe column 2 fixed connection. The flange and web end of the upper H-shaped steel module beam 3 are welded with the outer wall of the lower end of the upper steel tube module column 1, and the flange and web end of the lower H-shaped steel module beam 4 are welded with the outer wall of the upper end of the lower steel tube module column 2. The upper side sealing plate 7 of the lead rubber isolation support 12 is provided with a plurality of fifth bolt holes 17, the lower flange of the upper H-shaped steel module beam 3 is provided with a plurality of sixth bolt holes 18 opposite to the positions of the fifth bolt holes 17, and the unilateral bolts 11 penetrate through the fifth bolt holes 17 and the sixth bolt holes 18 to fixedly connect the upper side sealing plate 7 of the lead rubber isolation support 12 with the lower flange of the upper H-shaped steel module beam 3. The lower side sealing plate 8 of the lead rubber isolation bearing 12 is provided with a plurality of seventh bolt holes 19, the upper flange of the lower H-shaped steel module beam 4 is provided with a plurality of eighth bolt holes 20 opposite to the seventh bolt holes 19, and the unilateral bolts 11 penetrate through the seventh bolt holes 19 and the eighth bolt holes 20 to fixedly connect the lower side sealing plate 8 of the lead rubber isolation bearing 12 with the upper flange of the lower H-shaped steel module beam 4.
The plug-in type modularized steel structure seismic isolation and reduction connecting node has the following characteristics:
the invention provides a modular steel structure connecting node.A cross lead core rubber shock insulation support plug-in 21 consisting of upper and lower side cross plug-ins (5 and 6) and a lead core rubber shock insulation support 12 can be prefabricated in a whole factory, the cross lead core rubber shock insulation support plug-in 21 is only required to be inserted into upper and lower steel pipe module columns, construction is carried out on the outer sides of the module columns through unilateral bolts, the construction operation space is not limited, and the construction and installation steps are convenient and simple. Because the plug-in components are simple in structure and can be completely prefabricated in factories, the plug-in components can be installed after being transported to the site, the construction process is convenient, and the quick and efficient installation can be realized.
The cross lead core rubber shock insulation support plug-in components 21 are connected with the upper and lower steel pipe module columns (1 and 2) through the unilateral bolts, the overall performance is good, the stability is high, the sizes and the shapes of all the components of the nodes are uniform, the prefabrication rate and the precision are high, and the industrialization degree is high.
This modularization steel construction node considers the anti-seismic performance of node, sets up lead core rubber shock insulation support 12 to with upper and lower side cross plug-in components (5, 6) welding, and then reliably be connected through first, the unilateral bolt of second (10, 11) and upper and lower steel pipe module post (1, 2), upper and lower H shaped steel (3, 4), the node wholeness can be good, and have good anti-seismic performance.
In conclusion, in the plug-in type modular steel structure seismic isolation and reduction connecting node, the upper cross-shaped plug-in piece and the lower cross-shaped plug-in piece are respectively connected with the upper sealing plate and the lower sealing plate of the lead core rubber seismic isolation support in an equal-strength welding mode to form the cross-shaped lead core rubber seismic isolation support plug-in piece which can be prefabricated in a factory, the prefabrication rate is high, the lower module is hoisted in place before connection, then the cross-shaped lead core rubber seismic isolation support plug-in piece is placed, and then the; the upper and lower plug-in components of the cross-shaped shock insulation support are connected with the upper and lower steel pipe module columns through the single-sided bolts, the upper and lower H-shaped lower upper steel flanges are connected with the upper and lower side sealing plates of the lead core shock insulation support through the single-sided bolts, the reliable connection of the modules and the plug-in components can be realized through the above measures, the construction can be carried out outside the module columns, the operation space is not limited, the node structure is simple, the rapid construction can be realized, and the good anti-seismic performance is realized.
Although some examples of the present invention have been described in detail, the present invention is not limited to the above-described embodiments. All equivalent changes and modifications made within the scope of the present invention are within the scope of the protection of the present invention.
Claims (10)
1. The plug-in type modularized steel structure seismic mitigation and isolation connection node is characterized by comprising a lead core rubber seismic isolation support (12), an upper side cross plug-in (5), a lower side cross plug-in (6), an upper steel pipe module column (1) and a lower steel pipe module column (2), wherein the upper side cross plug-in (5) and the lower side cross plug-in (6) are respectively and vertically connected with an upper side sealing plate (7) and a lower side sealing plate (8) of the lead core rubber seismic isolation support (12), the upper side cross plug-in (5) is opposite to the lower side cross plug-in (6), the side walls of the upper steel pipe module column (1) and the lower steel pipe module column (2) are respectively connected with an H-shaped steel module beam, and the end parts of the upper steel pipe module column (1) and the lower steel pipe module column (2) are respectively sleeved outside the upper side cross plug-in (5) and the lower side cross plug-in (6); the upper cross-shaped plug-in (5) and the lower cross-shaped plug-in (6) are identical in structure and comprise cross-shaped components (5-1) and connecting plates (5-2), the cross sections of the cross-shaped components (5-1) are cross-shaped, the end parts of each edge of each cross-shaped component (5-1) are vertically connected with the connecting plates (5-2), and preset distances are reserved between the edges of the adjacent connecting plates (5-2); the cross-shaped components (5-1) and the connecting plates (5-2) of the upper cross-shaped plug-in (5) and the lower cross-shaped plug-in (6) are respectively connected with an upper sealing plate (7) and a lower sealing plate (8); the side wall of the upper steel pipe module column (1) is connected with the connecting plate (5-2) of the upper cross plug-in (5) through a bolt, and the side wall of the lower steel pipe module column (2) is connected with the connecting plate (5-2) of the lower cross plug-in (6) through a bolt.
2. The inserted type modular steel structure seismic isolation and reduction connecting node according to claim 1, characterized in that the inner cavity of the upper steel tube module column (1) is in clearance fit with the structures surrounded by all the connecting plates (5-2) of the upper cross-shaped insert (5), and the inner cavity of the lower steel tube module column (2) is in clearance fit with the structures surrounded by all the connecting plates (5-2) of the lower cross-shaped insert (6).
3. The inserted type modular steel structure seismic isolation and reduction connecting node as claimed in claim 1, wherein the side walls of the upper steel pipe module column (1) and the lower steel pipe module column (2) are welded with the H-shaped steel module beam.
4. The inserted type modular steel structure seismic isolation and reduction connecting node as claimed in claim 3, wherein the side walls of the upper steel pipe module column (1) and the lower steel pipe module column (2) are welded with flanges and webs of the H-shaped steel module beam.
5. The plug-in type modular steel structure seismic isolation and reduction connecting node according to claim 3 or 4, characterized in that the side walls of the upper steel pipe module column (1) and the lower steel pipe module column (2) are connected with the H-shaped steel module beam in an equal strength manner by welding.
6. The inserted type modular steel structure seismic mitigation and isolation connection node as claimed in claim 1 or 3, wherein the upper sealing plate (7) and the lower sealing plate (8) are provided with extension parts, the end part of the H-shaped steel module beam connected with the upper steel pipe module column (1) is connected with the side wall of the upper steel pipe module column (1), and the lower flange of the H-shaped steel module beam is connected with the extension parts of the upper sealing plate (7) through bolts;
the end part of the H-shaped steel module beam connected with the lower steel tube module column (2) is connected with the side wall of the lower steel tube module column (2), and the upper flange of the H-shaped steel module beam is connected with the extending part of the lower side sealing plate (8) through a bolt.
7. The inserted type modular steel structure seismic isolation and reduction connecting node as claimed in claim 6, wherein the lower flange of the H-shaped steel module beam connected with the upper steel pipe module column (1) is connected with the extension part of the upper side sealing plate (7) through a single-side bolt; the upper flange of the end part of the H-shaped steel module beam connected with the lower steel pipe module column (2) is connected with the extension part of the lower side sealing plate (8) through a unilateral bolt.
8. The inserted type modular steel structure seismic isolation and reduction connecting node as claimed in claim 1, wherein the cross-shaped components (5-1) and the connecting plates (5-2) of the upper cross-shaped insert (5) and the lower cross-shaped insert (6) are welded with the upper sealing plate (7) and the lower sealing plate (8) respectively in equal strength.
9. The inserted type modular steel structure seismic isolation and reduction connecting node as claimed in claim 1, wherein the width of the connecting plate (5-2) is smaller than the inner side length of the upper steel pipe module column (1) and the lower steel pipe module column (2).
10. The plug-in type modular steel structure seismic isolation and reduction connecting node as claimed in claim 1, characterized in that the side wall of the upper steel pipe module column (1) is connected with the connecting plate (5-2) of the upper cross-shaped plug-in (5) through a single-side bolt, and the side wall of the lower steel pipe module column (2) is connected with the connecting plate (5-2) of the lower cross-shaped plug-in (6) through a single-side bolt.
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