CN214696138U - Assembled bone-shaped anti-seismic node - Google Patents
Assembled bone-shaped anti-seismic node Download PDFInfo
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- CN214696138U CN214696138U CN202120532786.7U CN202120532786U CN214696138U CN 214696138 U CN214696138 U CN 214696138U CN 202120532786 U CN202120532786 U CN 202120532786U CN 214696138 U CN214696138 U CN 214696138U
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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
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
- E04B1/5806—Connections for building structures in general of bar-shaped building elements with a cross-section having an open profile
- E04B1/5812—Connections for building structures in general of bar-shaped building elements with a cross-section having an open profile of substantially I - or H - form
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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
- E04B1/62—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
- E04B2001/2448—Connections between open section profiles
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model discloses an assembled bone shape antidetonation node mainly comprises H shaped steel post, H shaped steel roof beam, bone-shaped beam and concatenation node. And a bone beam is additionally arranged on the outer side of the connecting part of the H-shaped steel beam and the H-shaped steel column. The bone-shaped beam is formed by cutting a flange from a section of H-shaped steel beam, the middle of the bone-shaped beam is small, and the two ends of the bone-shaped beam are large, so that a bone-shaped structure is formed. The bone-shaped beam is positioned between the steel column and the steel beam, one end of the bone-shaped beam is connected with the H-shaped steel beam through the splicing node, and the other end of the bone-shaped beam is welded with the steel column. The bone-shaped beam flange is connected with the steel beam flange through the beam flange outer connecting plate and the inner connecting plate through the high-strength bolt, and the bone-shaped beam web is connected with the steel beam web through the double-clamping-plate bolt. The utility model discloses a combination of bone-shaped beam and concatenation node makes the good plasticity hinge that sets up in advance take place in bone shape roof beam department, and under the effect of big shake, bone shape roof beam forms the plasticity hinge, becomes the power consumption beam-ends, and protection overall structure does not collapse under big shake. The preparation work of welding on site is not needed, the site construction cost is greatly reduced, and the construction period is greatly shortened.
Description
Technical Field
The utility model belongs to the technical field of the steel construction design and specifically relates to an assembled bone shape antidetonation node in the design of steel construction node.
Background
In 2019, in 4 months, the Shanghai resident construction Committee issues a notice about further defining the implementation range of the prefabricated building and related working requirements, and points out that the newly-built civil building and the industrial building are all implemented according to the requirements of the prefabricated building except for the requirements of special ranges. The development of the assembly type building is promoted to change the construction mode of the building and is an important component for promoting the green development of cities. The steel structure is as an assembled building structure, can be at mill's processing, on-the-spot bolted connection, very big improvement the efficiency of construction. But the current field is used for welding connection, so that the assembly efficiency is greatly reduced. Therefore, the development of a simple, universal and convenient-to-construct fabricated seismic node can certainly promote the further development of fabricated steel structures meeting seismic requirements.
According to the building earthquake-proof design specification (GB1350011), the bending-resistant bearing capacity of the node is Ry times (over-strength coefficient: 1.1-1.35) of the bending-resistant bearing capacity of the beam, so that if the node is directly connected by using bolts, under the condition that the bolt holes weaken the steel beam, the requirement of the relevant specification on the bending-resistant bearing capacity cannot be met, and a contradiction is formed: the development of the assembled structure requires the field to adopt bolt connection, and the standard strong node requirement cannot adopt bolt connection.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the problem that exists among the above-mentioned prior art, provide an on-spot bolted connection is realized to assembled bone shape antidetonation node, bone shape antidetonation node is through adopting the bone-shaped beam, and the local bending resistance bearing capacity that reduces roof beam self, rethread bolted connection, at the above-mentioned contradiction of solution that bone shape roof beam department formed the plasticity hinge can be fine.
The utility model provides a technical scheme that its technical problem adopted is:
an assembled bone-shaped anti-seismic node mainly comprises an H-shaped steel column, an H-shaped steel beam, a bone-shaped beam and a splicing node. Adding a bone-shaped beam at the outer side of the joint of the H-shaped steel beam and the H-shaped steel column, wherein the bone-shaped beam is formed by cutting a flange from one section of H-shaped steel beam, the middle part of the bone-shaped beam is small, and the two ends of the bone-shaped beam are large to form a bone-shaped structure; the bone-shaped beam is positioned between the steel column and the steel beam, one end of the bone-shaped beam is connected with the H-shaped steel beam through a splicing node, and the other end of the bone-shaped beam is welded with the steel column; the bone-shaped beam flange is connected with the steel beam flange through the beam flange outer connecting plate and the inner connecting plate through the high-strength bolt, and the bone-shaped beam web is connected with the steel beam web through the double-clamping-plate bolt.
The bone-shaped beam and the H-shaped steel column are welded in a full penetration mode, column stiffening plates are added at the height corresponding to the flange of the bone-shaped beam, and the bone-shaped beam and the H-shaped steel beam are connected through splicing nodes.
The bone-shaped beam and the H-shaped steel beam are made of the same material and have the same outer contour size, and the flange is cut into an arc shape in the middle to form an energy consumption section.
The splicing joint is a common double-clamping-plate joint and is composed of a bolt, a connecting plate and the like.
The H-shaped steel column is welded into an H shape by two flange plates and a web plate.
The H-shaped steel column can be replaced by a box-shaped steel column or a cross-shaped steel column, the box-shaped steel column is in a shape of a 'mouth' formed by welding two flanges and two webs, and the cross-shaped steel column is formed by welding four flanges and four webs into a double H-shaped cross.
The utility model discloses following beneficial effect has:
the utility model discloses a combination form of bone-shaped beam and concatenation node can accomplish all weldment work in the mill, only need the construction bolt in the scene can, realized the on-the-spot assembly of antidetonation node. The arrangement of the bone beam can enable the plastic hinge to be generated at the preset bone beam, and under the action of a large earthquake, the bone beam becomes an energy consumption beam end, so that the integral structure is protected from collapsing under the large earthquake. The bone-shaped beam is convenient to manufacture and can be cut and formed at one time through a cutting machine. The bone-shaped beam and the steel beam are connected by adopting the on-site bolts, the construction is simple and reliable, and the rapid assembly operation can be carried out. The bone-shaped beam and the steel column are welded completely in a factory, so that the overhead welding operation on site is avoided.
Drawings
Fig. 1 is an exploded view of the assembly of the present invention.
Fig. 2 is a view of the utility model after installation.
Fig. 3 is a schematic view of the top view structure of the present invention.
Fig. 4 is a structural diagram of the steel column of the present invention when it is a cross-shaped column.
In the figure: the steel column comprises 1 steel column, 2H-shaped steel beams, 3 bone-shaped beams, 4 bone-shaped sections, 5 bolts, 6 flange outer connecting plates, 7 flange inner connecting plates, 8 web double-clamping plates, 9 welding seams between the bone beams and the steel column, 10 column stiffening plates, 11 column wing plates, 12 column web plates, 13 steel beam web plates and 14 steel beam flanges.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1, 2 and 4, the assembled bone-shaped anti-seismic node mainly comprises a steel column (1), an H-shaped steel beam (3), a bone-shaped beam (2) and the like, wherein the steel column is H-shaped (shown in fig. 1), box-shaped or cross-shaped (shown in fig. 4).
As shown in fig. 2, the H-section steel column includes two column flange plates (11) parallel to each other, a column web (12) perpendicular between the two column flange plates, and a column stiffener (10).
The H-shaped steel beam comprises two beam flange plates (14) which are parallel to each other and a beam web plate (13) which is perpendicular to the two beam flange plates.
The bone beam (2) is formed by cutting a flange from a section of H-shaped steel beam, the middle part is small, two ends are large, a bone-shaped structure (4) is formed, the bone-shaped part is arc-shaped, and the distance between the bone-shaped part and the column edge is controlled by a parameter a (shown in figure 3). The steel column is welded with the steel column through a welding seam (9), and the H-shaped steel beam (3) is connected with the steel column (2) through a double-clamping-plate node.
The double-clamping-plate joint is composed of a bolt (5), a flange outer connecting plate (6), a flange inner connecting plate (7), a web clamping plate (8) and the like.
Fig. 2 is a completed installation diagram of the present invention. The weld (9) is completed in the factory and the bolt (5) is installed at the construction site.
Fig. 3 is a schematic view of the top view structure of the present invention. The design of the bone-shaped beam obtains parameters needing to be cut by relevant and normative relevant calculation formulas of 'strong shear weak bending', 'strong column weak beam' and 'strong node', and then designs a steel beam and a bone-shaped beam splicing node through the bearing capacity of the bone-shaped beam, wherein the relevant design steps are as follows:
the method comprises the following steps: selecting section parameters of the steel beam (2) and calculating section attributes;
step two: according to the calculation result of the step one, determining a value a and a value b of the bone-shaped beam (3) (wherein a is the horizontal distance from the flange surface of the column to the weakening starting point of the bone-shaped beam, b is the horizontal length of the weakening part of the bone-shaped beam, a is about 0.5 times of the width of the flange of the beam, and b is about 0.65 times of the height of the section of the beam);
step three: determining the value of c (c is the cutting depth of the bone-shaped beam, and the value of c is about 0.2 times of the width of the beam flange);
step four: calculating the section attribute of the weakest section of the bone beam according to the calculated c value;
step five: calculating the bending resistance bearing capacity of the bone-shaped beam and amplifying the bending resistance bearing capacity by using the over-strength coefficient of the material;
step six: and designing the splicing nodes of the steel beam and the bone-shaped beam according to the calculation result of the step five.
Fig. 4 is a schematic structural view of an embodiment of the steel column of the present invention when the steel column is a cross-shaped column.
The utility model discloses an installation step as follows:
1. processing a flange (11) and a web plate (12) to form a steel column (1) in a factory, and welding a stiffening rib (10) at a corresponding position to form the steel column (1) with the stiffening rib;
2. processing flanges (14) and webs (13) to form an H-shaped steel beam (3) in a factory, and drilling bolt holes at corresponding positions;
3. cutting a section of the H-shaped steel beam formed by machining, cutting the section to form a bone-shaped part (4), finally forming a bone-shaped beam part (3), and drilling bolt holes at corresponding positions;
4. welding the bone beam (3) and the steel column (1) in a factory;
5. machining the gusset plates (6), (7) and (8) forming the spliced gusset portion, and drilling bolt holes at corresponding positions;
6. transporting the steel column (1) welded with the bone beam, the steel beam and the gusset plate to a construction site;
7. installing a steel column (1);
8. and hoisting the steel beam (2), and connecting the steel beam and the bone beam (3) together by adopting a node plate and bolts.
The utility model discloses an assembled bone shape antidetonation node has removed the pipelining of mill from on-the-spot high altitude construction with weldment work, and at the welding of mill, construction quality is more guaranteed, only needs construction bolt simultaneously on-the-spot, need not to carry out relevant welded preparation work on the scene, for example prevent fires, prevent wind, winter protection etc. greatly reduced on-the-spot construction cost, very big shortening construction cycle has realized the on-the-spot bolted connection of antidetonation node.
Various modifications and changes may be made by those skilled in the art to the present invention. Thus, it is intended that the present invention cover the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents.
Claims (6)
1. The utility model provides an assembled bone-shaped antidetonation node, mainly by H shaped steel post, H shaped steel roof beam, bone-shaped beam and concatenation node constitution, characterized by: adding a bone-shaped beam at the outer side of the joint of the H-shaped steel beam and the H-shaped steel column, wherein the bone-shaped beam is formed by cutting a flange from one section of H-shaped steel beam, the middle part of the bone-shaped beam is small, and the two ends of the bone-shaped beam are large to form a bone-shaped structure; the bone-shaped beam is positioned between the steel column and the steel beam, one end of the bone-shaped beam is connected with the H-shaped steel beam through a splicing node, and the other end of the bone-shaped beam is welded with the steel column; the bone-shaped beam flange is connected with the steel beam flange through the beam flange outer connecting plate and the inner connecting plate through the high-strength bolt, and the bone-shaped beam web is connected with the steel beam web through the double-clamping-plate bolt.
2. An assembled bone-shaped seismic node according to claim 1, wherein: the bone-shaped beam and the H-shaped steel column are welded in a full penetration mode, column stiffening plates are added at the height corresponding to the flange of the bone-shaped beam, and the bone-shaped beam and the H-shaped steel beam are connected through splicing nodes.
3. An assembled bone-shaped seismic node according to claim 1 or 2, wherein: the splicing joint is a common double-clamping-plate joint and is composed of a bolt, a connecting plate and the like.
4. An assembled bone-shaped seismic node according to claim 1, wherein: the H-shaped steel column is welded into an H shape by two flange plates and a web plate.
5. An assembled bone-shaped seismic node according to claim 1, wherein: the H-shaped steel column is replaced by a box-shaped steel column or a cross-shaped steel column, the box-shaped steel column is welded into a square shape by two flanges and two webs, and the cross-shaped steel column is formed by welding four flanges and four webs into double H-shaped cross.
6. An assembled bone-shaped seismic node according to claim 1, wherein: the bone-shaped beam and the H-shaped steel beam are made of the same material and have the same outer contour size, and the flange is cut into an arc shape in the middle to form an energy consumption section.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2020102877189 | 2020-04-13 | ||
| CN202010287718.9A CN111287337A (en) | 2020-04-13 | 2020-04-13 | Assembled bone-shaped anti-seismic node |
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| Publication Number | Publication Date |
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| CN214696138U true CN214696138U (en) | 2021-11-12 |
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| CN202010287718.9A Pending CN111287337A (en) | 2020-04-13 | 2020-04-13 | Assembled bone-shaped anti-seismic node |
| CN202120532786.7U Active CN214696138U (en) | 2020-04-13 | 2021-03-15 | Assembled bone-shaped anti-seismic node |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010287718.9A Pending CN111287337A (en) | 2020-04-13 | 2020-04-13 | Assembled bone-shaped anti-seismic node |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112376691A (en) * | 2020-10-30 | 2021-02-19 | 中冶(上海)钢结构科技有限公司 | Construction method for H-shaped steel beam bolt joint |
| CN113089825B (en) * | 2021-04-19 | 2023-07-25 | 重庆恒昇大业建筑科技集团有限公司 | Beam-column mixed frame node, preparation method of precast concrete beam and construction method of precast concrete beam |
| CN113737942A (en) * | 2021-07-30 | 2021-12-03 | 嘉兴恒创电力设计研究院有限公司 | Fully-bolted assembled steel structure and construction method thereof |
| CN113931324A (en) * | 2021-11-22 | 2022-01-14 | 中建安装集团有限公司 | Cross steel rib column full-bolt rigid connection node and construction method |
| CN114197678B (en) * | 2021-12-27 | 2023-05-09 | 同济大学 | Self-resetting bending-resistant tension type SMA viscoelastic beam column node connecting device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103510627A (en) * | 2013-09-25 | 2014-01-15 | 沈阳工业大学 | Sleeve type node for concrete filled square steel tubular column and I-steel beam and processing method thereof |
| CN103835374B (en) * | 2014-01-15 | 2019-05-03 | 夏军武 | Quadrate steel pipe column-H-type steel beam splicing housing cartridge type connection method |
| CN205475732U (en) * | 2016-02-03 | 2016-08-17 | 山东大学 | Bucking restraint steel structure beam and column connected node and steel construction building |
| CN110219369B (en) * | 2019-07-10 | 2024-04-26 | 重庆大学 | Buckling restrained beam column self-resetting node based on steel-SMA plate group element and assembling method |
| CN110629882A (en) * | 2019-09-17 | 2019-12-31 | 西安建筑科技大学 | Utilize V type to construct anti structure of collapsing of board promotion dog bone formula node |
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