CN104196154A - Method for efficiently installing lightweight steel structure and retaining structure - Google Patents
Method for efficiently installing lightweight steel structure and retaining structure Download PDFInfo
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- CN104196154A CN104196154A CN201410443868.9A CN201410443868A CN104196154A CN 104196154 A CN104196154 A CN 104196154A CN 201410443868 A CN201410443868 A CN 201410443868A CN 104196154 A CN104196154 A CN 104196154A
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Abstract
The invention belongs to the field of lightweight steel integrated buildings and particularly relates to a method for efficiently installing a lightweight steel structure and a retaining structure. The method comprises the following steps that (1) the lightweight steel structure is installed; (2) an outer side plate is installed; (3) an inner side plate is installed. According to the method for efficiently installing the lightweight steel structure and the retaining structure, the structure is simple and scientific, industrialized manufacturing is facilitated, the working rate of factories and the filed construction installation efficiency are higher than those of a traditional thin-wall lightweight steel structure building by 3-30 times, and decoration, heat preservation and the structure are integrated. The heat insulation effect and the cost performance of a dual-wall system of the retaining structure are obvious higher than those of a traditional retaining structure, and the dual-wall system of the retaining structure has superstrong earthquake resistance, hurricane resistance and fire resistance performance.
Description
Technical field
The present invention relates to the mounting method of a kind of efficient lightweight steel construction and space enclosing structure, belong to light steel integrated building field.
Background technology
Traditional low-rise building structure is as brick mix structure, wooden construction.Owing to existing or quake-resistant safety is poor or be contrary to energy-conserving and environment-protective and to light steel or the development of the ultralight steel of thin-walled, there is obvious efficient material-saving energy-conserving and environment-protective progress compared with the former, but still exist mounting process very complicated, batch production efficiency low≤20%, mainly by field fabrication as made by hand, as the conventional deficiency such as OBS wooden plate, fire-proof and water-proof.
One " web steel " structural system growing up from Canada with simple in structure, mechanical structure is scientific and reasonable, apply at World Developed Countries rapidly.Data claims: this structure can be built six layers of (comprising six layers) following construction theory life-span more than 90 years.Tradition " web steel structure " is although system has many advantages compared with the light steel of thin-walled, but still it is lower to exist structure contact connector complexity, batch production manufacture and on-the-spot installation effectiveness, the connection very complicated of space enclosing structure, manual rate is higher, and the selective limitation of space enclosing structure is large.
Summary of the invention
The technical problem to be solved in the present invention is: provide that a kind of mechanical structure is scientific and reasonable, batch production manufacture efficiency and on-the-spot installation effectiveness high, space enclosing structure has excellent properties and the efficient lightweight steel construction of high performance-price ratio and the mounting methods of space enclosing structure such as decoration, thermal insulation, the three-in-one body of structure, energy-efficient, material-saving environmental, fire-proof and water-proof, the anti-hurricane of antidetonation.
The mounting method of efficient lightweight steel construction of the present invention and space enclosing structure, comprises the following steps:
1) lightweight steel construction is installed;
2) by the outside finish of outer panel outwardly, backboard face is adjacent to the lateral surface of lightweight steel construction, carrying out inside and outside both sides bilateral with screw fixes, when outside is fixing, on return moldings panel, punching is fixing in advance outside, pitch of nails 150～350mm, from left and right or from the right side and a left side is installed fixing successively, then preformed plate seam when installation, the sealing weatherproof structure glue of annotating between its plate seam after outer panel installs from top to bottom;
3) interior plate is installed, is carried out outside with screw fixing, from the left and right side or from the right side and a left side is installed fixingly successively,, complete successively installation then from top to bottom; Between interior plate plate seam, carry out putty sealing.
Enclosure wall is the two walls of single structure or the two walls of double structure as required, in the outside of exterior wall outer panel, auxiliary structure is installed, and the function of auxiliary structure is mainly decoration, waterproof, anticracking, it is main to be sealed into, to strengthen be auxiliary auxiliary structure.Outer panel is made up of decoration panel, insulation material layer and backboard, interlayer has that thermal insulation material self is bonding, organic or inorganic adhesive glue is complex as a whole plate, and decoration panel can be moulding or have inorganic metal or the non-metal board of tinting have facing or the surface plate such as calcium silicates, magnesia, Cement fibre reinforcement plate, stone plate as color steel, color aluminum veneer, metal species, natural or articifial wood scutum, inorganic plate.Insulation material layer can be selected organic foam class or inorganic lightweight material or have inorganic composite materials: plate as cotton in the organic foams such as PU, XPS, EPS, inorfil, alumina silicate rock wool etc. and perlite, foamed glass, glass microballoon, foam cement, EPS particle, inorganic gel composite plate etc. or have inorganic two kinds of composite beds inferior; Backboard organic-inorganic plate: as gypsum plank, magnesium oxide plate etc.
In the time that outer panel is stone composite board, its mounting method is: the sheet material that stone material outer panel is slotted after processing is placed in angle steel stull, stone material surface outwardly, backboard is adjacent to lightweight steel construction, backboard face is outwards fixed with nail with steel structure from inner, use steel fixed length from fixing outside to inside, then in plate seam, note weatherproof structure glue and seal.
Fixed joint structure between described step 2 and step 3, mounting method is: after outer panel installs, stitching fixed joint structure along plate, no matter transverse joint or perps are on auxiliary structure center line, when fixed joint structure, can fix from inside to outside or from outside and in fixing, before fixing, first between plate seam, note weather proofing sealant and seal, after auxiliary structure fixes, interior plate is installed again.In the time using double structure, after installing, outer panel stitching fixed joint structure along plate.
The method of described installation lightweight steel construction is:
1) in stull, processing matrix otch, first the stull of bottom is fixed on building foundation, when fixing, is same direction by matrix otch, unified inwardly or outwardly;
2) mullion is embedded one by one in the matrix otch of bottom stull, and be fixed;
3) strengthen structural member is embedded successively between adjacent two mullions of bottom, then strengthen structural member is fixedly connected with mullion with stull respectively;
4) install stull and the strengthen structural member of one deck: the stull of last layer is buckled in mullion, to press to bottom strengthen structural member be adjacent to fixing position, strengthen structural member is embedded successively between adjacent two mullions of this layer, then respectively mullion, stull, strengthen structural member are fixedly connected with respectively;
5) step of repetition the 4th step, upwards installs fixing successively.
For making mullion Stability Analysis of Structures, can, after having implemented step 2, at mullion tip position, stull be installed, so that by mullion fixation, constructability.The strengthen structure that lightweight steel construction has mullion, stull and has the rectangular frame of erectting post and stull formation to be embedded in.Make to form multiple triangular structure bodies by mullion, stull and strengthen structural member, structural meterials used can be that rectangle steel, C shaped steel, circular steel, Z-shape steel, H type or H mode wave abdomen section bar and angle steel same or two or more mixing wherein with anticorrosion outer jackets such as zinc-plated or plastic-blastings are used; In mullion, stull, there are one or both to carry out machining snapping matrix otch, to process matrix otch in stull as example, mullion and stull are any long snapping, being connected and fixed can be that riveting, weldering or screw all can, the inside and outside two sides of general mullion and stull snapping is all same level, if when outer panel is stone material, triangular steel is selected in stull, triangular steel is fixed on the outside of mullion; Length is selected in mullion and stull as required, and mullion can one meets the requirement of which floor building; Matrix otch adds can adopt plasma panel cutting man-hour, also can carry out machining with punch press.
The method of described installation lightweight steel construction, processes matrix otch by mullion, and mullion is first installed, and mullion is fixed on building foundation, is then embedded in stull at the matrix otch of mullion, in the rectangle frame of stull and mullion formation, strengthen structural member is installed.Also after can first mullion, stull having been connected, in the coffin of stull, mullion structure, it embeds strengthen structural member again.
Described outer panel is set to stone composite board, and the mounting method of lightweight steel construction is:
1) strengthen structural member is fixed in basic crab-bolt;
2) mullion is fixed on strengthen structural member;
3) on the outside of mullion, fix first floor stull, stull is set to angle steel;
4) first floor stull and strengthen structural member are connected and fixed;
5) then between mullion, embed successively fixing last layer strengthen structural member is installed;
6) connection last layer stull;
7) install successively and fixedly complete lightweight steel construction by above-mentioned operation.
Described strengthen structural member is set to rectangle, triangle or circle, diagonal angle or cross is set in strengthen structural member and strengthens structure.Strengthen structural member is embedded in mullion and stull composition rectangle, and the inside and outside two sides of strengthen structural member and the inside and outside two sides of mullion and stull are in same plane.
The invention has the beneficial effects as follows:
Science simple in structure, is convenient to industrialized manufacture, and factory process rate and site operation installation effectiveness higher than traditional thin-walled light weight steel structure 3-30 doubly, and have been realized decoration, insulation, the three-in-one body of structure.The insulation effect of two wall systems of this space enclosing structure and cost performance are significantly higher than traditional space enclosing structure, and have the anti-hurricane of superpower antidetonation, fireproof performance.
Brief description of the drawings
Fig. 1 is that in the present invention, stull is the structural representation of matrix otch in rectangle steel and stull.
Fig. 2 is that in the present invention, stull is the structural representation of double concave type otch in C shape steel and stull.
Fig. 3 is the structural representation after stull and mullion overlap joint.
Fig. 4 installs the structural representation after strengthen structural member between stull and mullion.
Fig. 5 is the mounting structure schematic diagram of lightweight steel construction and space enclosing structure.
Fig. 6 increases lightweight steel construction after auxiliary structure and the schematic diagram of space enclosing structure.
Fig. 7 is the structural representation of outer panel.
Fig. 8 is the fixing side-looking structural representation of stull and mullion.
In figure: 1, stull 2, matrix otch 3, mullion 4, strengthen structural member 5, staple 6, outer panel 7, lightweight steel construction 8, interior plate 9, auxiliary structure 10, outside decoration panel 11, heat insulation layer 12, backboard.
Detailed description of the invention
Below in conjunction with accompanying drawing Fig. 1～Fig. 8 and embodiment, the present invention is described further:
Embodiment 1
Utilize lightweight steel construction of the present invention will build 3 layers of integrated building, building floor height is 3M, ridge height is (positive negative zero) 12M, the high 9M of layer edge, require: four times (Beijing areas) of building energy conservation 65%, steel using amount is that 40kg/m2 (building area), 11 grades of seismic fortification intensities are above, Anti-Typhoon more than 12 grades.Exterior wall fire endurance >=1.5h is the Chinese Elements building of blue bricks facing modelled after an antique, 50 years application life.
Adopting rectangular tube or the C shaped steel of Q235 galvanizing according to above-mentioned basic demand is mullion 3, stull 1.Zinc coat 180g/ ㎡, specification is rectangular tube: 60mm × 120mm × 2.0mm; C shaped steel 30mm × 60mm × 120mm × 2.2mm.Strengthen structural member is the C shaped steel of 60mm × 120mm × 1.5mm rectangular tube or 30mm × 60mm × 120mm × 1.5mm.
Design and processing: according to above-mentioned steel using amount and building energy conservation requirement, the post of mullion 3 is apart from (center to center distance) 1200mm, stull 1 root distance (center to center distance) 900mm, it is 120+3mm that matrix otch 2 is processed groove width, C shaped steel fluting double flute, two separation are 120-3mm, groove width is 5mm, the Liang little limit, the corresponding snapping point of C shaped steel position of unslotted should be excised, so that insert matrix otch 2.Strengthen structural member 4 is selected rectangle, and centre adds a diagonal and supports.The processing of strengthen structural member 4 can adopt single material grooving clod wash, riveting or bolt.
The design of space enclosing structure and processing: according to building energy conservation, requirement is four times of designs of 65%.The wall heat transfer coefficient of building energy conservation 65% is 0.6W/m2K, be thermal transmittance≤0.15W/m2K, do following scheme: outer panel 6 for B1 level is fire-retardant, PU foam, heat insulation layer 11 coefficient of thermal conductivity≤0.028W/mK, outer panel 6 thickness 60mm, outside decoration panel 10 is press mold brick line high density silicic acid calcium plate, thickness 10mm, backboard 12 is magnesium oxide plate, thickness 10mm.Manufacture place composite plate specification is: 1200 × 3000 × 80; Interior plate 8 is inorganic light weight composite plate (expanded perlite composite plate) specification: 1200mm × 3000mm × 70mm; Space enclosing structure gross thickness: 80+70+60=210 (mm), the coefficient of thermal conductivity of the air of hollow structure is 0.023W/mK, thermal transmittance is 0.142W/m2K.According to above-mentioned designing requirement, above-mentioned outer panel 6 and interior plate 8 are carried out to composite manufacturing by special-purpose machinery one by one for subsequent use.
The installation of steel work:
1) on basis according to design line fixed installation stull 1, can use stone bolt (Φ 12 × 200mm), bolt, apart from 350-500mm, is installed fixing stull 1 successively along basic border, matrix otch 2 unified outwardly or in;
2) mullion 3 is embedded one by one in the matrix otch 2 of stull 1 and fixing;
3), in mullion 3 top 9000mm edge eminences, stull 1 is installed;
4) strengthen structural member 4 is embedded successively between the mullion 3 of first floor, be then connected and fixed respectively at end stull 1 and mullion 3, the diagonal of strengthen structural member 4 is supported for upper and lower vertical structure;
5) again second layer stull is buckled between mullion 3, compress the upper angle of strengthen structural member 4;
6) successively by under three layers of building edge and pediment part install fixingly, its structure is as shown in Figure 4.
The installation of exterior-protecting wall panel:
After steel work completes, exterior-protecting wall panel is installed, by the facing of outer panel 6 outwardly, backboard 12 is adjacent to lightweight steel construction (because the stull of snapping technique is protruded the thickness 2.2mm of material than mullion outerplanar, can by pad or double faced adhesive tape in mullion and stull levelling).
1) outer panel 6 and lightweight steel construction 7 are passed through to staple 5, as dovetail nail or certainly change nail, the plug pin that rises etc. is fixed, can be from inside to outside when fixing and ecto-entad two-way fixing (should to sink nail fixing in outside when fixing, ailhead is sunk in decoration panel, in the time that putty or coating are processed, cover wherein with inner with plane), staple is apart from 250-350mm.
2) install towards periphery successively fixingly from a direction, then the second laminate is installed, bottom-up installation successively, and in plate seam place note structure weather-resistant glue.
3) fixing interior plate 8 is installed then installing after outer panel 6, method requires identical with outer panel 6 mounting methods.
4) disposable plates seam, inserts plate seam by putty and then sticks defend and split fibre or adhesive tape etc.
5) outer panel 6 and inside wall coating ornamental surface completed to the peripheral structure construction of building.
Utilize the mounting method of efficient lightweight steel construction of the present invention and space enclosing structure, same engineering specifications improves 4-5 doubly than the construction and installation efficiency of traditional Steel Thin-Wall system.Improve more than 3 times than web steel frame mode.And due to the mounting method of efficient lightweight steel construction of the present invention and space enclosing structure.A steel material completes three layer construction, and conventional art is once only built one deck, completes three layers of building for three times, connects between layers the bulk strength of impact building, has caused the problems such as anticorrosion, can reach designing requirement.
The mounting method of efficient lightweight steel construction of the present invention and space enclosing structure.Installation simple in structure is convenient, and it is on duty that the skilled worker of equal conditions carries out Training and Learning, within one day, can complete examination on duty.And the light steel post training time of traditional thin-walled completed examination on duty at 15 days.Need 1 year to the above time of a year and a half and cultivate a project site technology person in charge (section chief).
Embodiment 2
The structure case study on implementation of two wall double structure
In order to embody architectural decoration style and to prevent the infiltration of plate seam and assist enhancing effect that auxiliary structure 9 can be installed, as shown in Figure 6.Select 30mm × 200mm × facing die mould metal C shaped steel of length arbitrarily, the plate seam place of withholding exterior wall outer panel 6, by being certainly outwards fixed inwards or from inner outward.Or the wood of selecting 40mm × 260mm × any length is moulded plate or natural wood is installed and fixed along side fascia seam, pitch of nails 200-300mm can fix respectively on two relative plates.
Embodiment 3
When outer panel 6 is stone composite board, the Installation Example of stone composite board is installed
The design and select material of lightweight steel construction and processing
The structure processing brief introduction construction of stone composite board building is convenient, selection as: mullion 3 is galvanizing rectangular tube, specification: 2.5mm × 50mm × 100mm, stull 1 is 5mm × 70mm × 70mm angle steel, strengthen structural member 4 is with embodiment 1.
Go along with sb. to guard him design and the processing of steel work composite plate
Stone material is selected granite, English Brown or Giallo Cecilia, thickness 7mm.With high density silicic acid calcium thickness of slab 6mm, there is fortifying fibre to be complex as high-strength composite board between the two, be combined into sandwiched plate by high strength slim stone composite board and B1 level flame-retardant foam, XPS and backboard, the compound outer panel of stone material of specification 800mm × 1200mm × 100mm is at stone material surface four limit flutings, and inner wall panel is with case study on implementation 1.
The installation of steel work
1) according to design basis, fixing stull 1 is installed in line, and angle steel is selected in stull 1, and angle steel opening outwardly;
2) install successively and be fixedly connected with mullion 3 in stull 1 inner side;
3) in mullion 3 outsides, top, fixing stull 1 is installed;
4) after bottom embeds strengthen structural member 4 to complete first floor successively, install from bottom to top, complete the rear installation stone material of lightweight steel construction 7 outer panel 6.
Stone material outer panel is installed:
1) by the stone facing of stone material outer panel 6 outwardly, backboard 12 is adjacent to lightweight steel construction 7 and is placed in angle steel stull, and plate seam quite can embed with fixed card gap;
2) will by lightweight steel construction 7 from inner outwards stone composite board is carried out silk connect fixing, pitch of nails 200-250mm;
3) use metal stainless steel fixed card, snap in stone composite board 2, in the deep gouge on stone material limit, with silk nail, fixed card is fixed on steel work, fixed length is apart from 200-250mm.
D, after the stone material outer panel 6 fixing, in plate seam, inject weather proofing sealant.
E, successively installation successively.
Interior plate 8 is installed: method is identical with the mounting method of interior drafting board in case study on implementation 1.
The mounting method of efficient lightweight steel construction of the present invention and enclosed structure.The manufacture mounting method of stone composite board improves more than 50 times than the efficiency of common dry-hang stone.Simultaneously seismic intensity is more than 11 grades, Anti-Typhoon more than 15 grades, can not produce falling object from high altitude and hurt sb.'s feelings, and resistance to deformation stress (rate) reaches 0.05-0.1,0.002 higher 50 times than traditional.This kind of method also can be applicable to dead level building, realized stone decoration, insulation, the three-in-one integrated ultimate theory of structure.
Claims (6)
1. a mounting method for efficient lightweight steel construction and space enclosing structure, is characterized in that: comprise the following steps:
1) lightweight steel construction is installed;
2) outer panel is installed: by the outside finish of outer panel (6) outwardly, backboard (12) face is adjacent to the lateral surface of lightweight steel construction, carrying out inside and outside both sides bilateral with screw fixes, when outside is fixing, on return moldings panel (10), punching is fixing in advance outside, pitch of nails 150～350mm, from left and right or from the right side and a left side is installed fixing successively, then from top to bottom, preformed plate seam when installation, the sealing weatherproof structure glue of annotating between its plate seam after outer panel (6) installs;
3) interior plate is installed: carry out outside with screw fixing, from the left and right side or from the right side and a left side is installed fixingly successively,, complete successively installation then from top to bottom; Between interior plate (8) plate seam, carry out putty sealing.
2. the mounting method of efficient lightweight steel construction according to claim 1 and space enclosing structure, it is characterized in that: fixed joint structure (9) between step 2 and step 3, mounting method is: install rear along plate seam fixed joint structure (9) at outer panel (6), no matter transverse joint or perps are on auxiliary structure (9) center line, when fixed joint structure (9), can fix from inside to outside or from outside and in fixing, before fixing, first between plate seam, note weather proofing sealant and seal, interior plate (8) is installed after auxiliary structure fixes again.
3. the mounting method of efficient lightweight steel construction according to claim 1 and space enclosing structure, is characterized in that: the method that lightweight steel construction is installed is:
1) in stull (1), processing matrix otch (2), first the stull of bottom (1) is fixed on building foundation, when fixing, be same direction by matrix otch (2), unifies inwardly or outwardly;
2) mullion (3) is embedded one by one in the matrix otch (2) of bottom stull, and be fixed;
3) strengthen structural member (4) is embedded successively between adjacent two mullions (3) of bottom, then strengthen structural member (4) is fixedly connected with mullion (3) with stull (1) respectively;
4) install stull and the strengthen structural member of one deck: the stull of last layer (1) is buckled in mullion (3), to press to bottom strengthen structural member (4) be adjacent to fixing position, strengthen structural member (4) is embedded successively between adjacent two mullions (3) of this layer, then respectively mullion (3), stull (1), strengthen structural member (4) are fixedly connected with respectively;
5) step of repetition the 4th step, upwards installs fixing successively.
4. the mounting method of efficient lightweight steel construction according to claim 1 and space enclosing structure, it is characterized in that: the method that lightweight steel construction is installed is: by mullion (3) processing matrix otch (2), mullion (3) is first installed, mullion (3) is fixed on building foundation, then be embedded in stull (1) at the matrix otch (2) of mullion (3), strengthen structural member (4) is installed in the rectangle frame becoming with mullion shape (3) in stull (1).
5. the mounting method of efficient lightweight steel construction according to claim 1 and space enclosing structure, is characterized in that: outer panel (6) is set to stone composite board, and the mounting method of lightweight steel construction is:
1) strengthen structural member (4) is fixed in basic crab-bolt;
2) mullion (3) is fixed on strengthen structural member (4);
3) on the outside of mullion (3), fix first floor stull (1), stull (1) is set to angle steel;
4) first floor stull (1) and strengthen structural member (4) are connected and fixed;
5) then between mullion (3), embed successively fixing last layer strengthen structural member (4) is installed;
6) connection last layer stull (1);
7) install successively and fixedly complete lightweight steel construction by above-mentioned operation.
6. according to the efficient lightweight steel construction described in claim 3,4 or 5 and the mounting method of space enclosing structure, it is characterized in that: strengthen structural member (4) is set to rectangle, triangle or circle, diagonal angle or cross are set in strengthen structural member (4) and strengthen structure.
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| CN201410443868.9A CN104196154A (en) | 2014-09-02 | 2014-09-02 | Method for efficiently installing lightweight steel structure and retaining structure |
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| CN2818675Y (en) * | 2005-05-13 | 2006-09-20 | 洪庆云 | Improved structure of combined fence |
| CN103410244A (en) * | 2013-07-16 | 2013-11-27 | 北京运特科技有限公司 | Heat insulating and decoration integrated integration wall body and manufacturing method |
| CN103510641A (en) * | 2012-06-19 | 2014-01-15 | 刘令 | Profiling color plate glass cotton tight filling wall and manufacturing method |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2818675Y (en) * | 2005-05-13 | 2006-09-20 | 洪庆云 | Improved structure of combined fence |
| CN2816186Y (en) * | 2005-08-05 | 2006-09-13 | 北京士兴钢结构有限公司 | Wall-face pure flat-plate fixing member |
| CN103510641A (en) * | 2012-06-19 | 2014-01-15 | 刘令 | Profiling color plate glass cotton tight filling wall and manufacturing method |
| CN103410244A (en) * | 2013-07-16 | 2013-11-27 | 北京运特科技有限公司 | Heat insulating and decoration integrated integration wall body and manufacturing method |
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