CN109750747A - A kind of Self-resetting frame center support system using corrugated web beam - Google Patents
A kind of Self-resetting frame center support system using corrugated web beam Download PDFInfo
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- CN109750747A CN109750747A CN201910071646.1A CN201910071646A CN109750747A CN 109750747 A CN109750747 A CN 109750747A CN 201910071646 A CN201910071646 A CN 201910071646A CN 109750747 A CN109750747 A CN 109750747A
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- beam section
- corrugated web
- inclined support
- web beam
- cantilever beam
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Abstract
The present invention relates to a kind of Self-resetting frame center support systems using corrugated web beam, belong to structural engineering field.The system includes two welding combination quadrate steel pipe columns, two square steel tube center pillars with cantilever beam section, a corrugated web beam section with inclined support bar, two anti-buckling supports, combination automatic runback device and several attachment devices；By increasing the combination automatic runback device being made of drag-line, tooling and beam column node connection device, the total bearing capacity of node can be effectively improved and being avoided that the excessive overstressing load to corrugated web beam section of drag-line pretension in combination automatic runback device；It is equipped with anti-buckling support between beam column, improves frame entirety stability and energy dissipation capacity, and reduce the operating pressure of drag-line, promotes the realization of frame structure system Self-resetting.
Description
Technical field
This patent is related to a kind of Self-resetting frame center support system using corrugated web beam, belongs to Structural Engineering technology
Field.
Background technique
Assembling type steel structure building system has become the new direction and new trend of construction steel structure development, has design standard
Change, production plant, construction assembling, the advantages that greening building energy saving is environmentally friendly.Wherein, the connection type of component occupies important
A ring.Traditional steel frame often uses the mode of welding in work progress at the scene, but due to construction site environment complexity,
So that the bad assurance of construction quality of welding, being bolted preferably to carry out control to construction quality, but exists centainly
Design difficulty.How welding is stayed in the better factory of working environment to carry out, is only bolted at the construction field (site), is
Major issue in prefabricated construction field.
Existing more high-rise public buildings and residential housing will lead to building and terminate use once seismic Damage occurs, right
Social economy restores and people's life will cause to seriously affect, and the repair after shake is even more time-consuming and laborious.How to pass through
Reasonable Frame Design not only can guarantee collapse resistant capacity of the structure in earthquake, but also can reduce the warp of repairing and reinforcement after structure shake
Help cost and time cost, realize after the shake of building structure function can fast quick-recovery, be the Important Problems of structural seismic research.
In order to overcome the problems referred above, this patent proposes a kind of Self-resetting frame center supporter using corrugated web beam
System.The bolted on part fastening work of component is convenient and efficient, accelerates speed of application, and using the high-strength spiral shell at connecting plate
Bolt friction energy-dissipating avoids the damage of the main components such as beam column.When geological process occurs, anti-buckling support can play good energy consumption
Effect, while corrugated web beam section can automatically restore to original position under the action of drag-line.
Summary of the invention
A kind of Self-resetting frame center support system using corrugated web beam proposed by the present invention, geological process occur
When, anti-buckling support can play the role of good energy consumption, while corrugated web beam section can automatically restore under the action of drag-line
Original position.
To achieve the above object, the present invention uses following technological means:
A kind of Self-resetting frame center support system using corrugated web beam, it is characterised in that: it is characterized in that the body
System includes that quadrate steel pipe column, two square steel tube center pillars with cantilever beam section, a ripple abdomen with inclined support bar are combined in two welding
Slab beam segment, two anti-buckling supports, combination automatic runback device and several attachment devices；The system has runback bit function after shake,
The combination automatic runback device includes two toolings, a drag-line and two beam column node connection devices, is the wound of this patent
One of new point, beam column node connection device by the square steel tube center pillar with cantilever beam section cantilever beam section and corrugated web beam section it is tight
The combination of close connection, cover board and drag-line can improve the total bearing capacity of node and be avoided that in combination automatic runback device that drag-line is answered in advance
Overstressing load of the power to corrugated web beam section；Each beam column node connection device includes two top flange cover boards, a bottom wing
Edge cover board and four L-type parts, beam section web can reduce the rotation of corrugated web beam section generation by the way of the connection of L-type part
Displacement；The design of corrugated web increases out-of-plane stability, and under the action of lateral load, corrugated web can prevent beam
Whole Inclining destruction；Cantilever beam section in square steel tube center pillar with cantilever beam section is held out against with corrugated web beam section, after installation not
Gap is stayed, is avoided that the loss of prestress due to caused by beam-ends rotation displacement, the effect of drag-line can control the development of plastic deformation
With the accumulation of damage, thus the anti-seismic performance and reset capability of lift structure；And the described combination automatic runback device with it is anti-buckling
Support works together, and drag-line and anti-buckling support collective effect realize Self-resetting effect；The energy dissipation capacity of anti-buckling support reduces
The operating pressure of drag-line, improves the stability and self-resetting capability of structure.
The described welding combination quadrate steel pipe column is by the upper quadrate steel pipe column of flange plate, middle quadrate steel pipe column, cantilever beam section and the
One inclined support bar is welded；The corrugated web beam section with inclined support bar is tiltedly propped up by corrugated web beam section and two second
Strut is formed by connecting with two group of first attachment device；The combination automatic runback device includes two toolings, a drag-line and two
A beam column node connection device；The system is symmetrically arranged, two square steel tube center pillars with cantilever beam section and two welding groups
It closes quadrate steel pipe column and passes through two group of second attachment device connection respectively；Two square steel tube center pillars with cantilever beam section are located at band tiltedly
The corrugated web beam section both ends of support rod, respectively by two beam column node connection device connections, the square steel tube with cantilever beam section
Cantilever beam section in center pillar is held out against with corrugated web beam section, does not stay seam after being installed, in the cantilever beam section welding tooling, is used for
Stay guy and preventer guy apply pretension；Described two anti-buckling supports pass through four groups of third attachment devices and welding respectively
Quadrate steel pipe column and the corrugated web beam section connection with inclined support bar are combined, quadrate steel pipe column is combined with welding in anti-buckling support lower end
First inclined support bar is connected by third attachment device, and anti-buckling support upper end is by third attachment device and with inclined support bar
The second inclined support bar connection in corrugated web beam section.
Cantilever beam section in square steel tube center pillar of the system with cantilever beam section is held out against with corrugated web beam section, is not stayed after installation
Gap, is avoided that the loss of prestress due to caused by beam-ends rotation displacement, and edge of a wing upper cover plate uses inner cover plate design, convenient for
The connection of floor, lower flange cover board use outer cover plate design, cantilever beam section and wave in the square steel tube center pillar with cantilever beam section
Bolt unsymmetrical arrangement at line web beam section lower flange, it is therefore intended that first install cantilever beam section lower flange cover board, lower flange lid
Plate can accelerate speed of application as the rest of corrugated web beam section during the installation process, improve construction quality, adapt to assembled steel
The development of structure.
The advantages of this patent, is mainly manifested in the following aspects:
1, combination automatic runback device includes two toolings, a drag-line and two beam column node connection devices, is drawn with tradition
Rope automatic runback device is compared, in the identical situation of drag-line pretension, using the entirety of the bean column node of combination automatic runback device
Bearing capacity can be higher；In the identical situation of bearing capacity of bean column node, the drag-line prestressing force demand meeting of automatic runback device is combined
It reduces, is avoided that the excessive overstressing load to corrugated web beam section of drag-line prestressing force；By rationally designing Suo Li size, make to tie
Structure farthest controls the accumulation of development and the damage of plastic deformation, so that structure is had good anti-seismic performance and resets energy
Power.
2, Self-resetting after shaking.Anti-buckling support and drag-line collective effect, cooperate.It is anti-buckling when geological process occurs
Support can play the role of good energy consumption, greatly reduce earthquake load bring influence, when earthquake load cause it is bigger
When influence, corrugated web beam section can automatically restore to original position under the action of drag-line, realize Self-resetting function after antidetonation and shake
Energy.
3, to be arranged to inner cover board-like for top flange cover board in the system, and concrete outside top flange can be made more smooth, and bottom wing
Edge cover board is arranged to that outer cover is board-like, can be used as the rest of corrugated web beam during the installation process, while being also convenient for node and using
Edge of a wing cover board bending deformation is observed in the process, the with good performance visual and replacement property sentenced.
4, each component of the system and nodal connection device welding portion are completed in factory, and weld seam precision and quality is more
Easy to control, each component is assembled only with high-strength bolt in scene, and the fastening work of bolt is convenient and efficient, improves construction speed
Degree and construction quality, adapt to the development of assembling type steel structure.
5, the design of corrugated web increases out-of-plane stability, under the action of lateral unfavorable load, corrugated web
The Inclining destruction of beam entirety can effectively be prevented.
Detailed description of the invention
Fig. 1 is a kind of three-dimensional figure of Self-resetting frame center support system using corrugated web beam；
Fig. 2 is a kind of broken away view of Self-resetting frame center support system using corrugated web beam；
Fig. 3 is a kind of front view of Self-resetting frame center support system using corrugated web beam.
Specific embodiment
With reference to the accompanying drawing, the embodiment of this patent is described in detail.
As shown in Figures 1 to 3, a kind of using the Self-resetting frame center support system of corrugated web beam includes with lower member.
1 --- welding combination quadrate steel pipe column；
2 --- the square steel tube center pillar with cantilever beam section；
3 --- the corrugated web beam section with inclined support bar；
4 --- anti-buckling support；
5 --- combination automatic runback device；
6 --- beam column node connection device；
7 --- the first attachment device；
8 --- the second attachment device；
9 --- third attachment device；
10 --- the upper quadrate steel pipe column of flange plate；
11 --- middle quadrate steel pipe column；
12 --- cantilever beam section；
13 --- corrugated web beam section；
14 --- the first inclined support bar；
15 --- the second inclined support bar；
16 --- tooling；
17 --- drag-line；
18 --- top flange cover board；
19 --- lower flange cover board；
20 --- L-type part.
As shown in Figures 1 to 3, which includes that quadrate steel pipe column (1), two square steel tubes with cantilever beam section are combined in two welding
Center pillar (2), a corrugated web beam section (3) with inclined support bar, two anti-buckling supports (4), combination automatic runback device (5)
And several attachment devices；The welding combines quadrate steel pipe column (1) by upper quadrate steel pipe column (10), the middle quadrate steel pipe column of flange plate
(11), cantilever beam section (12) and the first inclined support bar (14) are welded, the corrugated web beam section (3) with inclined support bar
It is formed by connecting by corrugated web beam section (13) and two the second inclined support bars (15) with two group of first attachment device (7)；Described
Combining automatic runback device (5) includes two toolings (16), a drag-line (17) and two beam column node connection devices (6), the beam
Column border node attachment device (6) includes two top flange cover boards (18), a lower flange cover board (19) and four L-type parts (20).
As shown in Figure 1, 2, which is symmetrically arranged, two square steel tube center pillars (2) with cantilever beam section and two welderings
It connects combination quadrate steel pipe column (1) and passes through two group of second attachment device (8) connection；Two square steel tube center pillars (2) with cantilever beam section point
It Wei Yu not be connected with corrugated web beam section (3) both ends of inclined support bar by two beam column node connection devices (6)；Described two
A anti-buckling support (4) combines quadrate steel pipe column (1) and with the ripple of inclined support bar with welding by third attachment device (9) respectively
Web beam section (3) connection, anti-buckling support (4) lower end pass through third with the first inclined support bar (14) that quadrate steel pipe column is combined in welding
Attachment device (9) connection, anti-buckling support (4) upper end pass through third attachment device (9) and the corrugated web beam with inclined support bar
The second inclined support bar (15) connection in section.
As shown in Figure 1, the cantilever beam section and corrugated web beam section (13) in the square steel tube center pillar (2) with cantilever beam section are pushed up
Tightly, seam is not stayed after being installed；Cantilever beam section welding tooling (16) in the square steel tube center pillar (2) with cantilever beam section, is used for
Stay guy (17) and preventer guy apply pretension；At the beam column node connection device (6), top flange cover board (18) is set
It is board-like to be set to inner cover, lower flange cover board (19) uses outer cover plate design, the cantilever in the square steel tube center pillar (2) with cantilever beam section
Bolt unsymmetrical arrangement at beam section and corrugated web beam section (13) lower flange, it is therefore intended that first install cantilever beam section lower flange lid
Plate (19), lower flange cover board (19) can be as the rest of corrugated web beam section (13) during the installation process.
Claims (5)
1. a kind of Self-resetting frame center support system using corrugated web beam, it is characterised in that: the system includes two welderings
Connect combination quadrate steel pipe column, two square steel tube center pillars with cantilever beam section, a corrugated web beam section with inclined support bar, two it is anti-
Buckling support, combination automatic runback device and several attachment devices；The welding combines quadrate steel pipe column by the top of flange plate
Steel pipe column, middle quadrate steel pipe column, cantilever beam section and the first inclined support bar are welded, middle quadrate steel pipe column be welded in quadrate steel pipe column without
The lower end of ring flange, cantilever beam section are welded on middle quadrate steel pipe column, and the first inclined support bar is welded in cantilever beam section and upper square steel tube
Column junction；The corrugated web beam section with inclined support bar is by corrugated web beam section and two the second inclined support bars with two groups
First attachment device is formed by connecting, and two the second inclined support bars are located at corrugated web beam section middle position, and are connected to ripple abdomen
Slab beam segment lower flange；The combination automatic runback device includes two toolings, a drag-line and two beam column node connection devices,
The beam column node connection device totally two, each beam column node connection device includes two top flange cover boards, a bottom wing
Edge cover board and four L-type parts, two top flange cover boards are located on the inside of corrugated web beam section top flange, are respectively in corrugated web beam section
Web two sides are arranged symmetrically, and are conducive to the connection with floor, while being avoided that the bent influence to floor of cover board drum, four L-type parts
For the connection of web position, two L-type parts are respectively in corrugated web beam section web two sides and are arranged symmetrically, another two L-type part point
The web two sides for the cantilever beam being listed in the square steel tube center pillar with cantilever beam section are arranged symmetrically, and L-type part and beam section pass through high-strength spiral shell
It tethers and connects, then the L-type part of web two sides is connected by high-strength bolt respectively, and a lower flange cover board is located at corrugated web beam section
On the outside of lower flange；The system is symmetrically arranged, and a square steel tube center pillar with cantilever beam section combines square steel tube with a welding
Column combines square steel tube with another welding by one group of second attachment device connection, another square steel tube center pillar with cantilever beam section
Column is connected by another group of the second attachment device；Two square steel tube center pillars with cantilever beam section are located at the wave with inclined support bar
Line web beam section both ends are connected by two beam column node connection devices, the cantilever beam in the square steel tube center pillar with cantilever beam section
Section is held out against with corrugated web beam section, does not stay seam after being installed, in the cantilever beam section welding tooling, is used for stay guy and auxiliary
Drag-line applies pretension；Described two anti-buckling supports combine quadrate steel pipe column and with oblique with welding by four groups of third attachment devices
The corrugated web beam section of support rod connects, and the first inclined support bar that anti-buckling support lower end combines quadrate steel pipe column with welding passes through the
The connection of three attachment devices, anti-buckling support upper end pass through the in third attachment device and the corrugated web beam section with inclined support bar
The connection of two inclined support bars.
2. a kind of Self-resetting frame center support system using corrugated web beam according to claim 1, feature exist
In the high-strength bolt that: first attachment device is corrugated web beam section and the second inclined support bar junction, totally two groups.
3. a kind of Self-resetting frame center support system using corrugated web beam according to claim 1, feature exist
In: second attachment device is the high-strength spiral shell of welding combination quadrate steel pipe column and the square steel tube center pillar junction with cantilever beam section
Bolt group, totally two groups.
4. a kind of Self-resetting frame center support system using corrugated web beam according to claim 1, feature exist
In: the third attachment device is the high-strength bolt of anti-buckling support and inclined support bar junction, totally four groups, is used for two
Connection between anti-buckling support and four inclined support bars.
5. a kind of Self-resetting frame center support system using corrugated web beam according to claim 1, feature exist
In: the corrugated web beam with inclined support bar, for the ease of the connection with the square steel tube center pillar with cantilever beam section, by ripple
Web beam section both ends web is set as the form of corrugated web web.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910071646.1A CN109750747A (en) | 2019-01-25 | 2019-01-25 | A kind of Self-resetting frame center support system using corrugated web beam |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910071646.1A CN109750747A (en) | 2019-01-25 | 2019-01-25 | A kind of Self-resetting frame center support system using corrugated web beam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113175078A (en) * | 2021-04-21 | 2021-07-27 | 哈尔滨工业大学 | Novel assembled buckling restrained brace steel frame structure rotates connected node unit |
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| CN107386435A (en) * | 2017-03-13 | 2017-11-24 | 河南科技大学 | The assembled of prestressed node connection can recover function steel frame support system |
| CN109057013A (en) * | 2018-07-22 | 2018-12-21 | 北京工业大学 | Self-resetting can assemble multistage beam concentrically braced steel frame after shake |
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| CN2900658Y (en) * | 2006-07-10 | 2007-05-16 | 山东莱钢建设有限公司 | Accentric support |
| CN201485976U (en) * | 2009-07-13 | 2010-05-26 | 中冶京唐建设有限公司 | Node connecting structure of steel structural frame girder and structural pole |
| CN103088918A (en) * | 2013-02-05 | 2013-05-08 | 北京建筑工程学院 | Novel prefabricate prestressed steel frame girder-column pitch point with post-earthquake self-reset function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113175078A (en) * | 2021-04-21 | 2021-07-27 | 哈尔滨工业大学 | Novel assembled buckling restrained brace steel frame structure rotates connected node unit |
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Application publication date: 20190514 |