CN102182259A - Assembling method and device for assembled type anti-buckling envload support - Google Patents
Assembling method and device for assembled type anti-buckling envload support Download PDFInfo
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- CN102182259A CN102182259A CN 201110100777 CN201110100777A CN102182259A CN 102182259 A CN102182259 A CN 102182259A CN 201110100777 CN201110100777 CN 201110100777 CN 201110100777 A CN201110100777 A CN 201110100777A CN 102182259 A CN102182259 A CN 102182259A
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- core steel
- backing plate
- protected apron
- buckling energy
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Abstract
The invention discloses an assembling method and device or an assembled type anti-buckling envload support. The device comprises protecting plates, a core steel assembly, base plates and a fastening piece. The base paltes are arranged at two sides of the upper surface of one protecting plate in parallel, the core steel assembly is arranged between the base plates, the other protecting plates are covered on the base plates, and the protecting plates and the base plates are connected together by the fastening piece, the base plates are thicker than the core steel, the gap between the core steel assembly and the protecting plates can be controlled and adjusted by adjusting the thickness of the two base plates, connecting plates of the core steel assembly is welded on two ends of the core steel, and a rib plate is welded on the core steel and the connecting plates. Compared with the traditional structure, the support has an assembled structure, the all members can be in industrialized production, and are easy to manufacture. According to the support, the gap between the core steel and a protecting sleeve can be controlled accurately according to the thickness of the base plates, concrete does not need to be casted, and when the core steel is damaged, the protecting plates can be disassembled so as to change the core steel, and all other parts can be reutilized except the core steel.
Description
Technical field
The invention belongs to the structural engineering technical field, relate to a kind of anti-buckling energy-consumption and support, relate to combined method and device that a kind of assembling anti-buckling energy-consumption supports specifically.
Background technology
China is vast in territory, but many large-and-medium size cities all are in seismic region.The building that is built in the earthquake zone all will be considered the anti-seismic performance of structure.Anti-buckling energy-consumption supports as a kind of novel anti cushioning members, is expected to be used widely in various earthquake proof constructions.
Anti-buckling energy-consumption supports great advantage and is that it has lateral resisting and power consumption dual-use function concurrently, is supported on the external force effect under the generation flexing with center support in the existing steel frame or off-centre and can not effectively consumes energy and compare, and has huge advantage.
Under wind carried effect with little shake, anti-buckling energy-consumption supports can play lateral resistant member; Under big shake effect, anti-buckling energy-consumption supporting core steel is surrender (plastic strain) and flexing (unstability) not consumes earthquake input energy repeatedly under the constraint of protective sleeve.Because the effect of contraction of protective sleeve, anti-flexing are supported under the effect of Tensile or Compressive Loading and show essentially identical hysteresis performance, hysteresis loop is very full, is desirable power consumption member.
At present the anti-buckling energy-consumption braced structures that generally adopts on the engineering is by protection sleeve, core steel and water the concrete that is filled between core steel and sleeve and form; in order to guarantee that the core steel can Free Transform, concrete and core steel will have certain clearance and be coated with the unsticking lubriation material.The shortcoming of this structure is: protection sleeve is an enclosed construction, in the sleeve behind the placing of concrete, the core steel with can not separate in sleeve, influence the replacing of core steel; The gap of concrete and core steel is difficult to control, influences the performance that anti-buckling energy-consumption supports; Unsticking lubriation material during placing of concrete between destructible core steel and the concrete.
Summary of the invention
In order to overcome the deficiency that the traditional structure anti-buckling energy-consumption supports, the present invention proposes a kind of assembling anti-buckling energy-consumption support combinations method and device.
At above-mentioned shortcoming, the technical scheme that the present invention proposes is: a kind of assembling anti-buckling energy-consumption support combinations method comprises protected apron, core steel assembly, backing plate and securing member; At the parallel placement backing plate in the upper surface both sides of a protected apron, place core steel assembly between the backing plate, cover again and go up another piece protected apron, by securing member protected apron and backing plate are linked together, described plate thickness is thicker than the thickness of core steel, can control to adjust the gap length of core steel assembly and protected apron by the thickness of regulating two backing plates.
A kind of assembling anti-buckling energy-consumption bracing or strutting arrangement that the present invention is invented according to above-mentioned a kind of assembling anti-buckling energy-consumption support combinations method comprises protected apron, core steel assembly, backing plate and securing member; Described backing plate is the bar shaped backing plate, totally two, article two, backing plate is installed in parallel in the upper surface of first protected apron, core steel assembly is placed between the backing plate, second protected apron is installed in above the backing plate, described securing member is arranged on first protected apron and second protected apron, by securing member protected apron, core steel assembly, backing plate is combined.Wherein, described plate thickness is thicker than the thickness of core steel, can control to adjust the gap length of core steel assembly and protected apron by the thickness of regulating two backing plates.
As a further improvement on the present invention, before assembling, on the surface of core steel, coat lubriation material, reduce core steel plastic strain resistance.
As a further improvement on the present invention, backing plate is provided with draw-in groove, and correspondence is provided with buckle on the core steel, has prevented that the core steel from moving.
As a further improvement on the present invention, described core steel assembly comprises core steel, junction plate and gusset, and described junction plate is welded on core steel two, and gusset is welded on core steel and the junction plate, strengthens the bonding strength of core steel and junction plate.
As a further improvement on the present invention, the described protected apron outside is welded with channel-section steel, has increased support stiffness, and corresponding above-mentioned gusset position, described channel-section steel two and gusset width are offered groove, make things convenient for removing and installing of protected apron.
Beneficial effect: the anti-flexing of the assembling all steel that the present invention proposes supports, and under wind carries effect with little shake, can play lateral resistant member; Under big shake effect, its core steel is surrendered repeatedly and is consumed earthquake input energy.This is supported for all steel fabricated construction, but all batch production production of all members is made simple.The gap of core steel and protective sleeve can be accurately controlled in this support by plate thickness, solves the unmanageable problem in core steel protective sleeve gap.This support does not need placing of concrete, and core steel lubricating layer can be not destroyed because of placing of concrete yet.After this supporting core steel power consumption destroys, can pull down protected apron and change the core steel, miscellaneous part all can reuse except that the core steel.
Description of drawings
Fig. 1 is a schematic diagram of the present invention;
Fig. 2 is a schematic cross-section of the present invention;
Fig. 3 is a core steel modular construction schematic diagram of the present invention;
Fig. 4 is a buckle schematic diagram of the present invention;
Fig. 5 is the partial enlarged drawing of A among Fig. 1;
Among the figure: 1 backing plate; 2 connecting bolts; 3 core steel assemblies; The 3-1 junction plate; The 3-2 gusset; 3-3 core steel; 4 protected aprons; 4-1, first protected apron; 4-2, second protected apron; 5, channel-section steel.
The specific embodiment
The present invention will be further described below in conjunction with drawings and Examples.
A kind of assembling anti-buckling energy-consumption support combinations method comprises protected apron, core steel assembly, backing plate and securing member; At the parallel placement backing plate in the upper surface both sides of a protected apron, place core steel assembly between the backing plate, cover again and go up another piece protected apron, by securing member protected apron and backing plate are linked together, described plate thickness is thicker than the thickness of core steel, can control to adjust the gap length of core steel assembly and protected apron by the thickness of regulating two backing plates.
As shown in drawings, a kind of assembling anti-buckling energy-consumption bracing or strutting arrangement according to above-mentioned assembling anti-buckling energy-consumption support combinations method is invented comprises protected apron 4, core steel assembly 3, backing plate 1 and connecting bolt 2; As shown in Figure 2, described protected apron 4 totally two be respectively: the first protected apron 4-1 and the second protected apron 4-2, backing plate 1 is installed in parallel in the upper surface of the first protected apron 4-1, core steel assembly 3 is placed between the backing plate 1, the second protected apron 4-2 is installed in above the backing plate 1, backing plate 1, the first protected apron 4-1 and the second protected apron 4-2 go up correspondence and offer screw, by tightening connecting bolt 2 backing plate 1, core steel assembly 3, the first protected apron 4-1 and the second protected apron 4-2 are combined.Wherein, described backing plate 4 thickness are thicker than the thickness of core steel assembly 3, can control to adjust the gap length of core steel assembly and protected apron by the thickness of regulating two backing plates.As shown in Figure 3, core steel assembly 3 is combined by core steel 3-3, junction plate 3-1 and gusset 3-2 welding, described junction plate 3-1 is welded on core steel 3-3 two, and gusset 3-2 is welded on core steel 3-3 and the junction plate 3-1, strengthens the bonding strength of core steel and junction plate.It is lubricated to be coated with the increase of last layer silicone oil or aquadag before the assembling on core steel 3-3 surface, has reduced the resistance of core steel 3-3 plastic strain; Shown in figure four, be respectively equipped with draw-in groove and buckle on backing plate 1 and the core steel 3-3, make core steel 3 longitudinal registers, make it laterally can be free again; The lateral vertical of bayonet socket and draw-in groove is in core steel longitudinal axis, and the axial clearance is less than 0.2mm, and lateral clearance is greater than 2mm.
In order to increase support stiffness, protected apron 4 adopts the structural shape of welding hot-rolled channel-section steel 5 on the panel as shown in Figure 2, and the width of channel-section steel 5 should not surpass 2/3 of core steel 3-3 width.In order to reduce welding deformation, adopt the intermittent weld welding.Corresponding above-mentioned gusset 3-2 position and gusset 3-2 width are offered groove at channel-section steel 5 two, make things convenient for removing and installing of protected apron.
As further improvement of this embodiment, above-mentioned core steel 3-3 is the power consumption parts that power consumption is supported, and is decision properties of product vital parts, and material adopts good low-yield steel or the ultralow yield point steel of plasticity; In order to guarantee the consistent type of properties of product, must strict control of material yield strength deviation (be not more than ± 5%); The length of core steel 3-3 and cross section are by the surrender bearing capacity and the yield displacement decision of product.Junction plate 3-1 and gusset 3-2 only provide support rigidity, do not participate in power consumption, can adopt carbon structural steel.The attachment weld of core steel 3-3 and junction plate 3-1 is a first-order weld.Core steel assembly adopts this structure can save the more expensive core steel 3-3 material of price in a large number.
Because the influence of pool river in Jiangsu Province which flows into the Huangpu River of Shanghai effect, can lateral expansion during core steel 3-3 pressurized, so core steel 3-3 and protected apron 4,1 on backing plate must leave the gap.Core steel 3-3 generally can be along thickness direction generation flexing, and the size in thickness direction gap can influence the power consumption fatigue life of core steel 3-3, must be determined that it is bilateral generally to get 1～2mm(by computational analysis and verification experimental verification).The width gap needs only the lateral deformation greater than core steel 3-3.The thickness that changes backing plate 1 can be regulated the gap of core steel 3-3 and protected apron 4 very easily.
A kind of assembling anti-buckling energy-consumption support combinations method and device that present embodiment proposes under wind carries effect with little shake, can play lateral resistant member; Under big shake effect, its core steel is surrendered repeatedly and is consumed earthquake input energy.This is supported for all steel fabricated construction, but all batch production production of all members is made simple.The gap of core steel and protected apron can be accurately controlled in this support by plate thickness, solves the unmanageable problem in core steel protective sleeve gap.This support does not need placing of concrete, and core steel lubricating layer can be not destroyed because of placing of concrete yet.After this supporting core steel power consumption destroys, can pull down protected apron and change the core steel, miscellaneous part all can reuse except that the core steel.
Claims (10)
1. assembling anti-buckling energy-consumption support combinations method is characterized in that: the combined method that a kind of assembling anti-buckling energy-consumption supports comprises protected apron, core steel assembly, backing plate and securing member; At the parallel placement backing plate in the upper surface both sides of a protected apron, place core steel assembly between the backing plate, cover again and go up another piece protected apron, by securing member protected apron and backing plate are linked together, described plate thickness is thicker than the thickness of core steel, can control to adjust the gap length of core steel assembly and protected apron by the thickness of regulating two backing plates.
2. assembling anti-buckling energy-consumption bracing or strutting arrangement, it is characterized in that: a kind of assembling anti-buckling energy-consumption bracing or strutting arrangement device comprises protected apron, core steel assembly, backing plate and securing member; Described backing plate is the bar shaped backing plate, totally two, article two, backing plate is installed in parallel in the upper surface of first protected apron, core steel assembly is placed between the backing plate, second protected apron is installed in above the backing plate, described securing member is arranged on first protected apron and second protected apron, by securing member protected apron, core steel assembly, backing plate is combined; Described plate thickness is thicker than the thickness of core steel.
3. according to the described a kind of assembling anti-buckling energy-consumption bracing or strutting arrangement of claim 2, it is characterized in that: described securing member is a connecting bolt, offers screw on described protected apron, the backing plate.
4. according to the described a kind of assembling anti-buckling energy-consumption bracing or strutting arrangement of claim 2, it is characterized in that: core steel assembly comprises core steel, junction plate and gusset, and described junction plate is welded on core steel two, and gusset is welded on core steel and the junction plate.
5. according to claim 2 or 4 described a kind of assembling anti-buckling energy-consumption bracing or strutting arrangements, it is characterized in that: backing plate is provided with draw-in groove, and correspondence is provided with buckle on the core steel.
6. according to the described a kind of assembling anti-buckling energy-consumption bracing or strutting arrangement of claim 5, it is characterized in that: the lateral vertical of bayonet socket and draw-in groove is in core steel longitudinal axis, and the axial clearance is less than 0.2mm, and lateral clearance is greater than 2mm.
7. according to claim 2 or 4 described a kind of assembling anti-buckling energy-consumption bracing or strutting arrangements, it is characterized in that: lubriation material is smeared on described core steel surface.
8. according to the described a kind of assembling anti-buckling energy-consumption bracing or strutting arrangement of claim 7, it is characterized in that: described core steel surface lubrication material is silicone oil or aquadag.
9. according to the described a kind of assembling anti-buckling energy-consumption bracing or strutting arrangement of claim 2, it is characterized in that: the described protected apron outside is welded with channel-section steel.
10. according to the described a kind of assembling anti-buckling energy-consumption bracing or strutting arrangement of claim 9, it is characterized in that: groove is offered at corresponding gusset position and gusset width in described channel-section steel two.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110100777 CN102182259A (en) | 2011-04-21 | 2011-04-21 | Assembling method and device for assembled type anti-buckling envload support |
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| CN 201110100777 CN102182259A (en) | 2011-04-21 | 2011-04-21 | Assembling method and device for assembled type anti-buckling envload support |
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Cited By (7)
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| CN102493571A (en) * | 2011-12-19 | 2012-06-13 | 苗启松 | Multistage parallel anti-bending support |
| CN102966194A (en) * | 2012-01-20 | 2013-03-13 | 上海蓝科钢结构技术开发有限责任公司 | TJS (tactical jamming system) clean steel bending constraint and support component |
| CN104727458A (en) * | 2015-04-03 | 2015-06-24 | 河海大学 | Detachable anti-buckling supporting member constrained by bolts |
| CN105507441A (en) * | 2015-11-27 | 2016-04-20 | 东南大学 | Fiber-reinforced composite material-wood-steel combined buckling-restrained brace |
| CN106150172A (en) * | 2016-06-24 | 2016-11-23 | 同济大学 | A kind of all-steel visualization shearing-type buckling restrained brace |
| CN113338469A (en) * | 2021-08-06 | 2021-09-03 | 湖南大学 | Assembled composite graded energy dissipation buckling restrained brace component |
| CN114908892A (en) * | 2021-02-08 | 2022-08-16 | 钱小刚 | Manufacturing method of buckling restrained brace structure |
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| CN201391024Y (en) * | 2009-04-13 | 2010-01-27 | 清华大学 | Buckling restrained energy-dissipation brace with all-steel structure |
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| CN2764840Y (en) * | 2004-10-29 | 2006-03-15 | 任德威 | Shock proof restrained energy dissipating diagonal supporting member |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102493571A (en) * | 2011-12-19 | 2012-06-13 | 苗启松 | Multistage parallel anti-bending support |
| CN102493571B (en) * | 2011-12-19 | 2013-09-18 | 苗启松 | Multistage parallel anti-bending support |
| CN102966194A (en) * | 2012-01-20 | 2013-03-13 | 上海蓝科钢结构技术开发有限责任公司 | TJS (tactical jamming system) clean steel bending constraint and support component |
| CN104727458A (en) * | 2015-04-03 | 2015-06-24 | 河海大学 | Detachable anti-buckling supporting member constrained by bolts |
| CN105507441A (en) * | 2015-11-27 | 2016-04-20 | 东南大学 | Fiber-reinforced composite material-wood-steel combined buckling-restrained brace |
| CN106150172A (en) * | 2016-06-24 | 2016-11-23 | 同济大学 | A kind of all-steel visualization shearing-type buckling restrained brace |
| CN114908892A (en) * | 2021-02-08 | 2022-08-16 | 钱小刚 | Manufacturing method of buckling restrained brace structure |
| CN113338469A (en) * | 2021-08-06 | 2021-09-03 | 湖南大学 | Assembled composite graded energy dissipation buckling restrained brace component |
| CN113338469B (en) * | 2021-08-06 | 2022-02-18 | 湖南大学 | Assembled composite graded energy dissipation buckling restrained brace component |
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Application publication date: 20110914 |