CN2753823Y - Angle steel buckling-free energy-dissipating support - Google Patents
Angle steel buckling-free energy-dissipating support Download PDFInfo
- Publication number
- CN2753823Y CN2753823Y CN 200420109969 CN200420109969U CN2753823Y CN 2753823 Y CN2753823 Y CN 2753823Y CN 200420109969 CN200420109969 CN 200420109969 CN 200420109969 U CN200420109969 U CN 200420109969U CN 2753823 Y CN2753823 Y CN 2753823Y
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- angle steel
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- angle
- energy dissipating
- steel
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 119
- 239000010959 steel Substances 0.000 title claims abstract description 119
- 239000000463 material Substances 0.000 claims abstract description 16
- 239000000945 filler Substances 0.000 claims description 8
- 229920001875 Ebonite Polymers 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 239000011083 cement mortar Substances 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000002787 reinforcement Effects 0.000 abstract 1
- 230000035939 shock Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 2
- 244000046052 Phaseolus vulgaris Species 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses an angle steel non-buckling energy dissipating supporter, which comprises an axial force member unit and a buckling constraint unit and a clearance obstructing unit, wherein the axial force member unit is composed of angle steel; two end parts of the angle steel extend out of the buckling constraint unit and are provided with communicating holes, and the two end parts of the angle steel are used as connecting members; the buckling constraint unit is a circular steel tube; the clearance obstructing unit is arranged among the angle steel in the axial force member unit and is made of extrusion-proof materials. The utility model, which has the advantages of reasonable structure, consumable reduction, convenient installation and easy production, can be widely used in steel structures of a newly built high building or can be used for the reinforcement of the existing building to achieve the purposes of shock resistance, wind resistance, structural rigidity improvement and lateral sway control.
Description
Technical field:
The utility model relates to a kind of building structural element, and particularly a kind of no flexing energy dissipating is supported.
Background technology:
As everyone knows, modern building structure all will be considered the antidetonation of structure, especially is built in the building of earthquake zone, and structure Design also needs to consider wind resistance in addition.Steel work is widely used in many civil engineerings owing to good material property.Along with expanding economy and quickening of urbanization process, the quantity of high-rise building increases constantly, and wherein with steel work and the steel ratio maximum with the concrete combined structure increase.Existing steel work system adopts bending resistance steel frame system, support frame structure and dual structure architecture mostly, and wherein commonly used with the moment resisting system.But for the highrise building of moment resisting system, make its structure become gentle relatively owing to the height of building increases, the distortion of structure often surpasses the sidesway limit value of regulation and stipulation, so structure just needs to improve whole rigidity.In addition, under the effect of violent earthquake, structure can produce excessive nonlinear deformation, often causes shake back structure repair difficulty or rehabilitation cost too high, thereby does not meet economic requirement.Support frame structure has better economic, but because traditional support steel structure system can produce flexing when supporting pressurized, so often need to strengthen the section of support to meet design requirement, from and reduced its economy, nonetheless, still can not guarantee under strong motion, to avoid the generation of flexing.In view of this, the member that more external software engineering researchers invent do not have flexing to take place when going out a kind of pressurized, be called buckling-restrained support (Buckling-Restrained Braces) or do not have flexing energy dissipating support, they are used in high building structure as damper.At present, no flexing energy dissipating is supported and has been obtained extensive use in countries such as Japan, the U.S., Canada, but still finds no the pass research data at home.
Common be supported on to bear when axial compression reaches certain limit the flexing phenomenon will take place, after flexing takes place, support just having lost supporting capacity.No flexing energy dissipating is supported flexing can not taken place when bearing axial compression, but surrender the same with tension, thereby can absorb the energy of importing whole system in a large number, therefore can be used as a damping unit.
No flexing energy dissipating is supported and generally is made up of following three essential parts: axle power member unit, buckling-restrained unit and linkage unit.Axle power member unit is positioned at the axle center, buckling-restrained cell rings wrap in it around, linkage unit is at two ends of axle power member unit.
When axle power member unit pressurized,, make a power member unit flexing can not take place owing to be subjected to the constraint of outside buckling-restrained unit.When pressure reaches its yield load, thereby axle power member unit can be surrendered the energy of dissipation input system.It generally is to be connected on the bean column node of steel structure frame with the form that the axle center is supported that no flexing energy dissipating is supported, and it mainly is used as horizontal force resistant (wind or the earthquake) member of structure.Under horizontal loads, flexing does not take place as long as support, the energy that it just can absorb input system has played the effect of the damper of structure, thereby reaches the purpose that improves the rigidity of structure, control structure sidesway.
Disclosed a kind of no flexing energy dissipating in the paper that published on the Japanese steel work nd Annual Meeting collection I volume in 1993 " the horizontal load test that has the steel frame of two steel pipes supports " (Horizontally loading test of the steel frame bracedwith double-tube members) and supported, Fig. 1 and Fig. 2 are seen in its structure and installation.Two steel pipe energy dissipatings shown in the figure support 22 by round steel tubular axis power member 13, buckling-restrained in pipe 19, hemispherical Shell supporting base end portion 14 and be connected end plate 15 and formed, the one end is connected on the node of the post 20 of steel work and beam 21, and its other end is connected on another node or beam of this steel frame.The outermost of this pair steel pipe energy dissipating support 22 is round steel tubular axis power members 13, it is bearing axle power load, be provided with buckling-restrained interior pipe 19 (the seeing C-C among Fig. 2) that constitute by round steel pipe equally in its steel pipe inner chamber, pipe 19 had formed constraint to round steel tubular axis power member 13 internally in this was buckling-restrained, to prevent round steel pipe axle power member 13 flexing took place when being carried to certain limit; Two ends of round steel tubular axis power member 13 are fixedly connected with the hemispherical Shell supporting base end portion 14 of spherical crown shape, be welded with section above and be this hemispherical Shell supporting base end portion 14 of criss-cross connection end plate 15 (seeing B-B among Fig. 2) and be connected end plate 15 and constituted described pair of steel pipe energy dissipating and support 22 linkage unit, so that be connected with steel frame.Extend the node junction plate 16 that constitutes by two orthogonal steel plates on the node by steel frame during connection, some connection batten plates 17 by bolt 18 with this node junction plate 16 be connected end plate 15 and couple together (seeing A-A among Fig. 2).Above-mentioned pair of steel pipe energy dissipating supported 22 and existed three major defects:
1, the linkage unit structure of end is too complicated, and it is by hemispherical Shell supporting base end portion 14 and is connected end plate 15 2 parts and forms, and their complicated shape has increased the difficulty of making greatly, and is also very high to the requirement of connection precision simultaneously, so is unfavorable for manufacturing and installation.
2, the connection of this pair steel pipe energy dissipating support 22 needs 8 to connect batten plates 17 and at least 16 connecting bolts 18 altogether, has expended a large amount of connection materials.
3, its structure is reasonable inadequately with material.It is to utilize the less steel pipe of inner caliber as buckling-restrained unit, goes to retrain the flexing of the bigger steel shaft power member of outside caliber, and this just must just can achieve the goal by the pipe thickness of pipe in thickening, so the waste of material is bigger.
Summary of the invention:
In order to overcome the deficiencies in the prior art, the utility model provide a kind of rational in infrastructure, reduce consumptive material, angle steel easy for installation, easy to manufacture does not have the flexing energy dissipating and supports.
The technical scheme in the invention for solving the technical problem is: a kind of angle steel does not have the flexing energy dissipating to be supported, include a power member unit, buckling-restrained unit, it also includes the gap blocker unit in addition, described axle power member unit is made of angle steel, two ends of this angle steel are stretched out the outside of described buckling-restrained unit and are offered connecting through hole as connector, described buckling-restrained unit is the garden steel pipe, described gap blocker unit is arranged in the power member unit between each angle steel, and is made by anti-extrded material.
Angle steel described in the utility model does not have the axle power member unit of flexing energy dissipating support and can be made up of four angle steel, their arm of angle is provided with mutually dorsad to constitute crosswise on cross section, some short steel bars compartment of terrain is welded on the arm of angle edge of each angle steel, thereby each angle steel coupled together and form uniform gap between each angle steel arm of angle, fill in this gap as the hard rubber of blocker unit; Described angle steel does not have flexing energy dissipating support also can include filler cells and unsticking unit, and this unsticking unit is polyethylene sheeting and the surface that is wrapped in angle steel closely, and this filler cells is that concrete or cement bonded sand oar are filled between angle steel and the garden steel pipe.
Compared with prior art, the beneficial effects of the utility model are, with the extending part of the angle steel of axle power member unit directly as linkage unit, the framework that only needs to be connected to steel work by the cross junction plate that steel plate constitutes gets on, a large amount of connection batten plates have been saved, simplify the labyrinth of linkage unit, not only made things convenient for connection but also simplified manufacturing process, also saved lot of materials simultaneously; In addition, the utility model utilizes outside round steel pipe as buckling-restrained unit, and inner angle steel has improved the reasonability of structure as axle power member unit.
Description of drawings:
Fig. 1 is structure and the scheme of installation that known pair of pipe energy dissipating supported.
Fig. 2 is the sectional drawing at A-A among Fig. 1, B-B, C-C place.
Fig. 3 is the utility model structure and schematic appearance.
Fig. 4 is a D-D place sectional drawing among Fig. 3.
Fig. 5 is an E-E place sectional drawing among Fig. 3.
Fig. 6 is the utility model scheme of installation.
Fig. 7 is a F-F place sectional drawing among Fig. 6.
Fig. 8 is the sectional drawing of the another kind of embodiment of the utility model.
The specific embodiment:
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
At first consult Fig. 3 schematic diagram of the present utility model and each sectional drawing of Fig. 4, Fig. 5.Illustrated angle steel does not have flexing energy dissipating support and is made up of axle power member unit 1, buckling-restrained unit 2 and gap blocker unit 3.Described axle power member unit 1 is to be made of four angle steel, and the arm of angle of each angle steel is provided with mutually dorsad, to constitute crosswise on cross section, leaves uniform gap (see figure 5) between each arm of angle; Between the arm of angle at each angle steel, the compartment of terrain is provided with some short connectors 5, and this short connector 5 is little steel bar, is welded on the arm of angle edge of angle steel, thereby each angle steel coupled together and fixes gap between each angle steel arm of angle; Be provided with the gap blocker unit 3 that anti-extrded material is made in this gap, this anti-extrded material can be a hard rubber; The axle power member unit 1 and the gap blocker unit 3 that are made of above-mentioned set-up mode are placed into buckling-restrained unit 2 (see figure 5)s that round steel pipe constitutes together; Stretch out outside the termination of round steel pipe of buckling-restrained unit 2 two ends of the angle steel of above-mentioned axle power member unit 1, and offer some connecting through holes 4 on the arm of angle of the end that this angle steel stretches out, and uses (see figure 4) in order to connecting.
Consult Fig. 6 scheme of installation of the present utility model again, described angle steel does not have flexing energy dissipating support two ends and is connected on the bean column node of construction steel structure framework, can be connected on the node by an end yet, and the other end is connected on the beam.Being provided with and stretching out the section that steel plate is welded on node is criss-cross junction plate 6, gap between its thickness and above-mentioned axle power member unit 1 each angle steel arm of angle is corresponding, also have the connecting through hole 4 corresponding bolts hole on position and the above-mentioned angle steel on the junction plate 6, thereby bolt 7 penetrates this bolt hole and connecting through hole 4 described angle steel is not had the flexing energy dissipating support and be fixed on the construction steel structure, the sectional drawing of its installation position is seen Fig. 7.
Fig. 8 has represented the section of structure of another kind of embodiment of the present utility model.Described angle steel does not have the flexing energy dissipating and is supported on the basis with all technical characterictics embodiment illustrated in fig. 3, what be close to an angle steel of power member unit 8 is coated with unsticking unit 11, this unsticking unit 11 is made of the polyethylene sheeting of thickness by 0.8～1mm, it is cheap and can play the unsticking effect that cuts off equally, makes the angle steel can free telescopic slide when pressurized and deform.In addition, between the round steel pipe of the angle steel of axle power member unit 8 and buckling-restrained unit 9, be full of filler cells 12, this filler cells 12 is concrete or cement mortar material, it has increased the effect of contraction of the round steel pipe of buckling-restrained unit 9 to the angle steel of axle power member unit 8 greatly, has improved described angle steel and has not had the supporting capacity that the flexing energy dissipating is supported.
During fabrication, at first each angle iron position spacing is adjusted, put into the hard rubber of gap blocker unit 10 therebetween, with little steel bar the edge solid welding of spacing ground with each angle steel arm of angle arranged then, finish a making of power member unit 8; Meanwhile, be the prefabricated component that template pours into concrete or cement mortar filler cells 12 with similar angle steel; Then this prefabricated component is put into angle steel, last integral body is inserted in the round steel pipe of buckling-restrained unit 9.
Angle steel described in the utility model does not have flexing energy dissipating support and utilizes the buckling-restrained unit of round steel pipe as the outside, angle steel is as the axle power member unit of inside, not only utilized the symmetry of cross section on how much of equal leg angle and round steel pipe fully, make structure more be tending towards reasonable, help economizing on material, and the profile of round steel pipe also makes the outward appearance of whole supporting member seem slim and graceful succinct, can be applicable to more occasions.In addition, the utility model directly as linkage unit, simplifies the structure the extending part of angle steel, makes and installs thereby made things convenient for, and has reduced consumptive material.
Claims (8)
1, a kind of angle steel does not have flexing energy dissipating support, include a power member unit, buckling-restrained unit, it is characterized in that: it also includes the gap blocker unit, described axle power member unit is made of angle steel, two ends of this angle steel are stretched out the outside of described buckling-restrained unit and are offered connecting through hole as connector, described buckling-restrained unit is the garden steel pipe, and described gap blocker unit is arranged in the power member unit between each angle steel, and is made by anti-extrded material.
2, angle steel according to claim 1 does not have flexing energy dissipating support, it is characterized in that: the angle steel of forming described axle power member unit is four, their arm of angle is provided with mutually dorsad to constitute crosswise on cross section, leaves the uniform gap that fills the anti-extrded material of blocker unit between each arm of angle.
3, angle steel according to claim 1 and 2 does not have the flexing energy dissipating and supports, and it is characterized in that: the compartment of terrain is provided with some short connectors between the arm of angle of described each angle steel, and this weak point connector couples together each angle steel and fixes gap between each angle steel arm of angle.
4, angle steel according to claim 3 does not have flexing energy dissipating support, and it is characterized in that: described short connector is steel bar and the arm of angle edge that is welded on angle steel.
5, angle steel according to claim 1 and 2 does not have flexing energy dissipating support, and it is characterized in that: described anti-extrded material is a hard rubber.
6, angle steel according to claim 1 and 2 does not have flexing energy dissipating support, and it is characterized in that: it also includes filler cells and unsticking unit, and the surface of angle steel is close to and is wrapped in this unsticking unit, and this filler cells is filled between angle steel and the garden steel pipe.
7, angle steel according to claim 6 does not have flexing energy dissipating support, and it is characterized in that: described filler cells is concrete or cement mortar.
8, angle steel according to claim 6 does not have flexing energy dissipating support, and it is characterized in that: described unsticking unit is a polyethylene sheeting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420109969 CN2753823Y (en) | 2004-12-09 | 2004-12-09 | Angle steel buckling-free energy-dissipating support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420109969 CN2753823Y (en) | 2004-12-09 | 2004-12-09 | Angle steel buckling-free energy-dissipating support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2753823Y true CN2753823Y (en) | 2006-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420109969 Expired - Lifetime CN2753823Y (en) | 2004-12-09 | 2004-12-09 | Angle steel buckling-free energy-dissipating support |
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| CN (1) | CN2753823Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101432490A (en) * | 2006-04-27 | 2009-05-13 | 杰弗里·艾伦·帕克 | Cast structural connectors |
| CN100560885C (en) * | 2007-07-10 | 2009-11-18 | 中国建筑科学研究院 | Double-layer sleeve cross buckling restrained brace with diaphragm plate |
| CN102493570A (en) * | 2011-12-19 | 2012-06-13 | 苗启松 | Multi-stage series anti-buckling support and manufacturing method |
| CN102912883A (en) * | 2012-11-07 | 2013-02-06 | 沈阳建筑大学 | Constraint friction anti-buckling energy dissipation support |
| CN103195186A (en) * | 2013-04-11 | 2013-07-10 | 北京工业大学 | Steel pipe assembling steel structure prestressed buckling preventing support |
| CN103711216A (en) * | 2013-12-30 | 2014-04-09 | 北京工业大学 | Rectangular steel tube variable-cross-section steel core anti-buckling limiting energy dissipation supporting member assembled with bolt shaped like Chinese character 'tian' |
| CN105201098A (en) * | 2015-10-25 | 2015-12-30 | 贵州大学 | Novel buckling-free energy dissipation brace |
-
2004
- 2004-12-09 CN CN 200420109969 patent/CN2753823Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101432490A (en) * | 2006-04-27 | 2009-05-13 | 杰弗里·艾伦·帕克 | Cast structural connectors |
| CN100560885C (en) * | 2007-07-10 | 2009-11-18 | 中国建筑科学研究院 | Double-layer sleeve cross buckling restrained brace with diaphragm plate |
| CN102493570A (en) * | 2011-12-19 | 2012-06-13 | 苗启松 | Multi-stage series anti-buckling support and manufacturing method |
| CN102912883A (en) * | 2012-11-07 | 2013-02-06 | 沈阳建筑大学 | Constraint friction anti-buckling energy dissipation support |
| CN102912883B (en) * | 2012-11-07 | 2014-10-15 | 沈阳建筑大学 | Constraint friction anti-buckling energy dissipation support |
| CN103195186A (en) * | 2013-04-11 | 2013-07-10 | 北京工业大学 | Steel pipe assembling steel structure prestressed buckling preventing support |
| CN103711216A (en) * | 2013-12-30 | 2014-04-09 | 北京工业大学 | Rectangular steel tube variable-cross-section steel core anti-buckling limiting energy dissipation supporting member assembled with bolt shaped like Chinese character 'tian' |
| CN105201098A (en) * | 2015-10-25 | 2015-12-30 | 贵州大学 | Novel buckling-free energy dissipation brace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Xie Qiang Document name: Notification that Application Deemed not to be Proposed |
|
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI GENERAL METAL STRUCTURE ENGINEERING CO., Free format text: FORMER OWNER: XIE QIANG Effective date: 20120405 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 200434 YANGPU, SHANGHAI TO: 200949 BAOSHAN, SHANGHAI |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120405 Address after: 200949 No. 8415 Hu Tai Road, Shanghai, Baoshan District Patentee after: Shanghai General Metal Structure Engineering Co.,Ltd. Address before: 200434 room 4, No. 830, Lane 403, Zheng Li Road, Shanghai, Yangpu District Patentee before: Xie Qiang |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20141209 Granted publication date: 20060125 |