CN101929216A - Light-steel damping composite wallboard - Google Patents
Light-steel damping composite wallboard Download PDFInfo
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- CN101929216A CN101929216A CN 201010249159 CN201010249159A CN101929216A CN 101929216 A CN101929216 A CN 101929216A CN 201010249159 CN201010249159 CN 201010249159 CN 201010249159 A CN201010249159 A CN 201010249159A CN 101929216 A CN101929216 A CN 101929216A
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Abstract
The invention provides a light-steel damping composite wallboard, belonging to the anti-seismic and damping field of a building structure. The composite wallboard comprises a profile steel frame (3), a damping device (2) and an external cladding (1), wherein, the profile steel frame is formed by welding profile steel, and ribbed beams and ribbed columns in the frame form a plurality of grid cavities; the damping device is filled into the grid cavities so that the grid cavities are integrated with the ribbed beam or the ribbed column of the profile steel; and grids of the profile steel are taken as a keel for pouring the external cladding to form the light-steel damping composite wallboard. In the invention, by additionally arranging the damping device, the capability of the wallboard for consuming seismic energy can be improved; and the external cladding, the damping device and the profile steel frame of the wallboard can play roles by stages under action of small earthquakes, medium earthquakes and major earthquakes, so the wallboard has a plurality of anti-seismic defense lines. The grid styles of the profile steel and the layout of the damping device in the wallboard can be flexibly arranged and freely combined according to different design objectives so that the wallboard can reach different performance levels according to the intention of a designer, thus really realizing individualized structural design; and the wallboard is particularly applicable to load-bearing wall members in an anti-seismic structural system.
Description
Technical field
The present invention relates to a kind of energy-dissipating type combined wall board, belong to building structure aseismatic damping field.Especially, this compound wallboard is particularly useful for the bearing wall member in the Aseismic Structure System.
Background technology
Earthquake is a kind of people life property safety of jeopardizing and destructiveness, the great sudden natural calamity of harmfulness, and especially in city and area densely populated, that industry is flourishing, the loss that causes is more heavy.Along with the quickening of Chinese Urbanization's process, more and more higher requirement has been proposed also structural seismic performance.The hysteretic energy dissipation energy that the traditional structure system mainly causes by the structural meterials plastic strain, because hysteretic energy is the structural damage energy, the result will be that structural damage destroys seriously; In the structural energy analysis theories, except hysteretic energy, the energy dissipation capability of damping energy dissipation in structure should obtain performance, and damping energy dissipation can not cause structural deterioration.In the process that structural seismic is studied for many years, the structure that people recognize gradually should have the anti-vibration defense lines of multiple tracks opposing geological process power, earthquake energy, thereby has proposed the new structure of a lot of energy-dissipating and shock-absorbings.
The novel energy-consumption shock-absorbing system, some nonload bearing element (as supporting, shear wall, connector etc.) that is exactly the bar structure thing is designed to the member that consumes energy, or at a part (interlayer space, node connect seam etc.) of structure installing energy-dissipating device.Under wind or little shake effect, these power consumption members or energy-dissipating device have enough initial stiffnesses, are in elastic stage, and works still has enough lateral rigidities to satisfy instructions for use.But; in occurring, during violent earthquake; power consumption member or energy-dissipating device rate are introduced into the power consumption state; produce big damping; a large amount of seismic energies that consume input structure make agent structure avoid occurring tangible inelastic state, and the earthquake response (displacement, speed, acceleration etc.) of rapid attenuating structure; thereby protection agent structure and member exempt from destruction in big earthquake centre, guarantee the safety of agent structure in big earthquake centre.
At present, the power consumption support is the principal mode in the structure power consumption member, has obtained application in the part heavy construction, has obtained good effect.The research that power consumption is supported concentrates on again on power consumption supporting form and the various energy consumer, and common power consumption supporting form has cross support, unidirectional support, K type to support, off-centre supports etc.; It is mild steel damper, extruding lead damper, frcition damper, viscoelastic damper etc. that damper in the power consumption supporting is studied and use more now.
But there is very big deficiency in above-mentioned energy-dissipation structure system, at first energy-dissipating device is arranged in the structure, mostly be the nonstandardized technique product greatly, bulky, the processing technology complexity, construction and installation are long in time limit, cost is high, and secondly most of energy-dissipating device is installed in structural outer, is exposed in the air, be subject to oxide etch, it is safeguarded and changes very difficult.
Summary of the invention
Defective at the existing structure system exists has proposed a kind of light-steel damping composite wallboard.The technical solution that adopts is so for achieving the above object:
A kind of light-steel damping composite wallboard, this combined wall board comprises structural steel frame, damping unit and surrounding layer.
Structural steel frame is welded into by shaped steel, and its girt strip and rib post form some grid cavitys in the framework.
In the grid cavity of girt strip and the formation of rib post, insert damping unit, and itself and shaped steel girt strip or rib post are connected as one by welding or bolt.
The structural steel frame that will comprise damper is placed in the template, is that the keel for pouring surrounding layer forms light-steel damping type combined wall board with the shaped steel grid.
Described damping unit comprises diagonal brace flexure type mild steel damper, flexure type mild steel damper or steel plate damper.
Described diagonal brace flexure type mild steel damper is welded into chevron shaped diagonal brace by shaped steel, top braces compact bend steel plate damper by two block plates and therebetween side by side the welding trapezoidal steel plate form.
Described flexure type mild steel damper is by two block plates up and down and be welded on the steel plate that both sides between the steel plate have an edge of a wing side by side and form.
Described steel plate damper is by the steel plate that welds three perforates up and down between two block plates.
Described shaped steel grid adopts H shaped steel, U-steel, angle steel or i iron to be welded the layout pattern of structural steel frame: " well " font, " rich " font or " Lv " font, shaped steel stretches out 5cm～10cm outside wallboard.
Described surrounding layer comprises foam concrete or foam cement light heat insulation material.
The present invention compared with prior art has following beneficial effect:
(1) industrialization degree height, the wall thermal insulating one-shot forming: light steel sash of the present invention and small-sized damper are easy to standardized production, foam cement manufacture craft technology maturation, wallboard can be realized batch production large-scale production.And the outer heat retaining operation process of job site has been saved in the one-shot forming in prefabricated process of wallboard external thermal insulation, has improved construction speed, has reduced construction cost.
(2) energy dissipation capacity is strong, have multiple defence line: technology of the present invention is embodied in the compound power consumption form of its novelty, several small-sized power consumption members have been embedded in the whole body of wall, can be with power consumption member disperse, be evenly arranged among the structure, compare other power consumption shear walls, structure power transmission route of the present invention is more clear.External wrapping concrete, small-sized damping unit can play a role respectively in the different stressed stage of wallboard respectively successively with light steel frame simultaneously, and wallboard meets the design philosophy of multiple tracks anti-vibration defense lines.It is the foam concrete of wallboard outsourcing that first road is resisting the defence line, and its elastic stage at little shake effect wainscot sheathing plays a role; The second road anti-vibration defense lines is mounted in the some miniaturization dampers in the light steel frame grid cavity, at middle shake effect wainscot sheathing concrete cracking, consumes energy after the first line of defence is deactivated; The 3rd road anti-vibration defense lines is light steel sash, and under the situation that preceding twice anti-vibration defense lines destroys, the 3rd road anti-vibration defense lines continues to play a role, and improves the security reliability of structure with this.
(3) can combine with multiple structure, application prospect is extensive: this combined wall board can be good at combining with existing reinforced concrete structure, steel reinforced concrete structure, steel work etc. by the overhanging termination of light steel sash, and the scope of application is extensive.
(4) can variation arrange rib lattice and damping unit, realize the design of multiple target individual character: by the bearing capacity of the damping unit in the adjustment grid cavity and the arrangement form of sash, can optimize the destruction order of each road anti-vibration defense lines, classification absorbs seismic energy.By optimal design, overall structure will possess good energy-dissipating and shock-absorbing characteristic, and can satisfy different engineering structures requirementss for fortification against earthquake by optimal design, and the designer obviously enlarges the range of choice of wall performance.
(5) the load-bearing power consumption is integrated, reduce technical costs: light-steel damping power consumption composite wall collection of the present invention load-bearing, consuming energy and going along with sb. to guard him act as one, small-sized damping unit does not take the building usage space, construction is simple, also need not special examined and maintenance during one's term of military service, the satisfactory coordination problem that has solved damper and building function; Especially small-sized damping unit good economy performance, after reducing, can in structure, evenly lay cost, and when being set in the past, large-scale damping unit can only select limited minority position in structure, so it is heterogeneous often, after adopting the present invention, can prevent effectively that structure from producing torsion failure under geological process.
Description of drawings
Fig. 1 grid configuration is " well " font light-steel damping composite wallboard.
Fig. 2 grid configuration is " well " font light-steel damping composite wallboard elevation.
Fig. 3 grid configuration is " well " font light-steel damping composite wallboard lateral view.
Fig. 4 diagonal brace flexure type mild steel damper elevation.
Fig. 5 diagonal brace flexure type mild steel damper lateral view.
Fig. 6 flexure type mild steel damper elevation.
Fig. 7 flexure type mild steel damper lateral view.
Fig. 8 steel plate damper elevation.
Fig. 9 steel plate damper lateral view.
Figure 10 visous damping device.
Figure 11 grid configuration is " rich " font light-steel damping composite wallboard.
Figure 12 grid configuration is " Lv " font light-steel damping composite wallboard.
Figure 13 grid configuration is " ten " font light-steel damping composite wallboard.
The specific embodiment
Below with reference to accompanying drawing describing in further detail to invention.
A kind of light-steel damping composite wallboard, as Fig. 1,11,12,13, this combined wall board comprises structural steel frame 3, damping unit 2 and surrounding layer 1.
In the grid cavity of girt strip and the formation of rib post, insert damping unit 2, and itself and shaped steel girt strip or rib post are connected as one by welding or bolt.
The structural steel frame 3 that will comprise damper 2 is placed in the template, is that keel for pouring surrounding layer 1 forms light-steel damping type combined wall board with the shaped steel grid.
Described damping unit 2 comprises diagonal brace flexure type mild steel damper, flexure type mild steel damper or steel plate damper.
Diagonal brace flexure type mild steel damper is welded into chevron shaped by shaped steel, top braces two block plates weld trapezoidal steel plate therebetween, side by side as Fig. 4,5.
The flexure type mild steel damper is welded on up and down between two block plates, as Fig. 6,7 side by side by the steel plate that both sides have the edge of a wing.
The steel plate damper is by the steel plate that welds three perforates up and down between two block plates, as Fig. 8,9.
Viscous damper is the commercially available prod.As Figure 10.
Described shaped steel grid 3 adopts H shaped steel, U-steel, angle steel or i iron to be welded the layout pattern of shaped steel grid: " well " font, as Fig. 1, " rich " font is as Figure 11 or " Lv " font, as Figure 12, " ten " font, as Figure 13, shaped steel stretches out 5cm～10cm outside wallboard.
Described surrounding layer 1 comprises foam concrete or foam cement light heat insulation material.Surrounding layer 1 plays the compartment, sound-insulating in wallboard; After shaped steel sash and damping unit install, be that keel are built moulding in template with light steel, the wallboard outside can be brushed and paste the weighted cement mortar, be pasted polymer heat insulating material for external etc., realizes the energy-saving heat preserving one-shot forming of wallboard as side fascia the time.
Described light-steel damping type combined wall board can use with reinforced concrete structure, steel reinforced concrete structure, steel work etc. are common, increases the anti-vibration defense lines of original structure, improves its bearing capacity and the anti-ability of collapsing.
Shown in Figure 1, for the sash form is the embodiment of " well " font, wallboard is of a size of L1*L1, and structural steel frame 3 is selected H shaped steel for use, and shaped steel grid cavity size is L2*L2.Fill damping unit 2 in the grid cavity, its filling position is the diagonal of wallboard, as shown in Figure 2, and damping unit and girt strip, the welding of rib post.Behind the filling damping unit, light steel sash is placed in the external mold, build the wallboard surrounding layer.These wallboard surrounding layers neither influence the operate as normal of damping thing, can strengthen performances such as the insulation of close rib composite wall body structure, heat insulation, sound insulation, fire prevention, waterproof again.
Figure 11 grid configuration is " rich " font light-steel damping composite wallboard.Damper adopts the flexure type mild steel damper, is arranged in the top and the bottom of grid.
Figure 12 grid configuration is " Lv " font light-steel damping composite wallboard.Damper adopts diagonal brace flexure type mild steel damper, is arranged in the both sides of grid.
Figure 13 grid configuration is " ten " font light-steel damping composite wallboard.Damper adopts diagonal brace flexure type mild steel damper, is arranged in each grid.
Claims (4)
1. light steel-damping composite wallboard, it is characterized in that: this combined wall board comprises structural steel frame (3), damping unit (2) and surrounding layer (1);
Structural steel frame (3) is welded into by shaped steel, and its girt strip and rib post form some grid cavitys in the framework;
In the grid cavity of girt strip and the formation of rib post, insert damping unit (2), and itself and shaped steel girt strip or rib post are connected as one by welding or bolt;
The structural steel frame (3) that will comprise damper (2) is placed in the template, is that keel for pouring surrounding layer (1) forms light-steel damping type combined wall board with the shaped steel grid.
2. light-steel damping type combined wall board as claimed in claim 1 is characterized in that: described damping unit (2) comprises diagonal brace flexure type mild steel damper, flexure type mild steel damper or steel plate damper;
Described diagonal brace flexure type mild steel damper is welded into chevron shaped diagonal brace by shaped steel, top braces compact bend steel plate damper by two block plates and therebetween side by side the welding trapezoidal steel plate form;
Described flexure type mild steel damper is by two block plates up and down and be welded on the steel plate that both sides between the steel plate have an edge of a wing side by side and form;
Described steel plate damper is by the steel plate that welds three perforates up and down between two block plates.
3. light-steel damping type combined wall board as claimed in claim 1, it is characterized in that: described structural steel frame (3) adopts H shaped steel, U-steel, angle steel or i iron to be welded, the layout pattern of shaped steel grid: " well " font, " rich " font or " Lv " font, shaped steel stretches out 5cm～10cm outside wallboard.
4. light-steel damping type combined wall board as claimed in claim 1 is characterized in that: described surrounding layer (1) comprises foam concrete or foam cement light heat insulation material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010249159 CN101929216A (en) | 2010-08-10 | 2010-08-10 | Light-steel damping composite wallboard |
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| CN 201010249159 CN101929216A (en) | 2010-08-10 | 2010-08-10 | Light-steel damping composite wallboard |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103255856A (en) * | 2012-02-15 | 2013-08-21 | 天津三春科技有限公司 | Building technology for prefabricating integral wall plate by aerated concrete |
| CN103437463A (en) * | 2013-09-25 | 2013-12-11 | 东南大学 | Prefabricated light steel fireproof load-bearing combined wall structure |
| CN105544780A (en) * | 2016-01-15 | 2016-05-04 | 山东乾元泽孚科技股份有限公司 | Production technology of modular heat insulation structure integrated wall |
| CN105625607A (en) * | 2016-02-16 | 2016-06-01 | 中建三局集团有限公司 | Bolting and welding mixed connection structure for plate type steel plate walls and construction method of bolting and welding mixed connection structure |
| CN106869360A (en) * | 2017-04-09 | 2017-06-20 | 北京工业大学 | A kind of Z-shaped combined wall with sandwich heat preservation and damping key and the practice |
| CN111441466A (en) * | 2020-04-09 | 2020-07-24 | 张俊强 | Assembled energy-conserving building overlap joint structure |
| CN114482334A (en) * | 2022-03-30 | 2022-05-13 | 中联西北工程设计研究院有限公司 | Steel construction assembled power consumption wall that sways |
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| CN101545294A (en) * | 2008-12-16 | 2009-09-30 | 姚谦峰 | Device energy-wasting type multi-ribbed composite wallboard |
| CN101565976A (en) * | 2009-06-01 | 2009-10-28 | 姚谦峰 | Multi-ribbed composite wallboard outer insulation integrated technology and construction process thereof |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103255856A (en) * | 2012-02-15 | 2013-08-21 | 天津三春科技有限公司 | Building technology for prefabricating integral wall plate by aerated concrete |
| CN103437463A (en) * | 2013-09-25 | 2013-12-11 | 东南大学 | Prefabricated light steel fireproof load-bearing combined wall structure |
| CN103437463B (en) * | 2013-09-25 | 2015-06-03 | 东南大学 | Prefabricated light steel fireproof load-bearing combined wall structure |
| CN105544780A (en) * | 2016-01-15 | 2016-05-04 | 山东乾元泽孚科技股份有限公司 | Production technology of modular heat insulation structure integrated wall |
| CN105544780B (en) * | 2016-01-15 | 2018-08-10 | 山东乾元泽孚科技股份有限公司 | A kind of production technology of the structure-integrated wall of modularization thermal insulation |
| CN105625607A (en) * | 2016-02-16 | 2016-06-01 | 中建三局集团有限公司 | Bolting and welding mixed connection structure for plate type steel plate walls and construction method of bolting and welding mixed connection structure |
| CN106869360A (en) * | 2017-04-09 | 2017-06-20 | 北京工业大学 | A kind of Z-shaped combined wall with sandwich heat preservation and damping key and the practice |
| CN106869360B (en) * | 2017-04-09 | 2019-03-29 | 北京工业大学 | A kind of Z-shaped combined wall and the practice with sandwich heat preservation and damping key |
| CN111441466A (en) * | 2020-04-09 | 2020-07-24 | 张俊强 | Assembled energy-conserving building overlap joint structure |
| CN114482334A (en) * | 2022-03-30 | 2022-05-13 | 中联西北工程设计研究院有限公司 | Steel construction assembled power consumption wall that sways |
| CN114482334B (en) * | 2022-03-30 | 2023-12-08 | 中联西北工程设计研究院有限公司 | Steel structure assembled energy dissipation swinging wall |
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Open date: 20101229 |