CN102168471B - Steel-structure light energy-saving composite board and manufacturing method thereof - Google Patents
Steel-structure light energy-saving composite board and manufacturing method thereof Download PDFInfo
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Abstract
The invention relates to a steel-structure energy-saving composite board which comprises a light steel skeleton outer frame, an upper layer, a heat insulation core layer and a lower layer, wherein reinforced concrete side ribs are arranged at the lower parts of the inner sides of the long sides of the light steel skeleton outer frame, and reinforced concrete end ribs are arranged at the lower parts of the inner sides of the short sides of the light steel skeleton outer face; the lower surface of the lower layer is provided with multiple parallel or vertically-intersected reinforced concrete auxiliary ribs; steel bars are arranged in the reinforced concrete side ribs, the reinforced concrete end ribs and the reinforced concrete auxiliary ribs respectively; and the two ends of the steel bars welded on the light steel skeleton outer frame arranged at the corresponding positions respectively. The steel-structure light energy-saving composite board provided by the invention comprises a roof panel, a floor panel and an external wall panel, has the advantages of large bearing capacity, energy conservation and heat preservation, acoustic insulation and fire resistance, crack and earthquake resistance, weather resistance and durability as well as high production efficiency, and is quick and convenient to construct.
Description
Technical field
The present invention relates to a kind of steel structure light energy-saving composite plate and preparation method thereof, be used for light roof board, floor plates or the wallboard of house or building body, belong to building material field.
Background technology
Traditional water cement concrete roof panel, floor plates or side fascia, because self is heavy, no insulation effect also needs to be incubated at the scene or heat insulation construction, is now gradually replaced by prefabricated energy-saving roof panel, floor plates or side fascia.Existing light energy-saving composite roof board, floor plates or side fascia mainly contain reinforced concrete frame and two kinds of form of structure of light gauge cold-formed steel shape skeleton, and these two kinds of forms respectively have pluses and minuses.Its rib of composite plate that with the ordinary reinforced concrete is frame construction is thicker, shortcoming such as it is bigger to conduct oneself with dignity; The composite plate weight that with the light gauge cold-formed steel shape is the skeleton mount structure is light relatively, and outward appearance is clean and tidy, but is that frame construction is compared with steel concrete, and bigger, anticorrosion, the fireproof performance of amount of deflection remains to be improved during identical load.The upper and lower surface layer of conventional composite roof panel, floor plates or side fascia mostly is ordinary mortar, and density is bigger usually, and crack resistance is poor; Also molded polystyrene plastic foam plate and the extruded polystyrene plastic foam plates of adopting of adiabatic core more, this type of material thermal conductivity is little, and heat-insulating property is good, but strength ratio is lower, and fireproof performance is poor.Along with social development, the fireproof performance of building more and more comes into one's own, also more and more higher to the building fire protection class requirement, should adopt A level material as far as possible from the fire prevention angle, A level material fire proofing material commonly used has cement perlite, the gas concrete piece, rock wool, glass wool etc., cement perlite, gas concrete piece coefficient of thermal conductivity is bigger, rock wool, there is certain influence in glass wool on to environment and personnel health in producing and using, all there is not the organic thermal insulation materials coefficient of thermal conductivity little, should take all factors into consideration the flammability of material when therefore, selecting thermal insulation material, compressive strength, heat conductivility reaches the friendly to environment.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of steel structure light energy-saving composite plate and preparation method thereof, this steel structure light energy-saving composite plate has bearing capacity height, energy-saving heat preserving, sound-proof refractory, cracking resistance antidetonation, weather-proof durable characteristics, also has the production efficiency height, the advantage quickly and easily of constructing.
For overcoming the above problems, concrete technical scheme of the present invention is as follows: a kind of steel structure light energy-saving composite plate, comprise lightweight section skeleton housing, upper layer, adiabatic sandwich layer and following surface layer, the bottom of the inboard, long limit of lightweight section skeleton housing is provided with steel concrete limit rib, and the bottom of minor face inboard is provided with the steel concrete end rib; And the soffit of layer is provided with the some auxilliary ribs of steel concrete parallel or that intersect vertically below, wherein be respectively equipped with reinforcing bar in the auxilliary rib of steel concrete limit rib, steel concrete end rib and steel concrete, the two ends of reinforcing bar respectively with the lightweight section skeleton housing welding of correspondence position.
Described upper layer and following surface layer are fiber-reinforced mortar, are respectively equipped with fiberglass gridding cloth or gauze wire cloth in it.
The inferior rib that is provided with some parallel distributions or intersects vertically in the described adiabatic sandwich layer, the two ends of inferior rib respectively with the welding of the lightweight section skeleton housing of correspondence position, inferior rib can be angle steel, channel-section steel or square steel.
The auxilliary rib of described steel concrete also can place down the upper surface of surface layer.
The preparation method of described steel structure light energy-saving composite plate is characterized in that may further comprise the steps:
1) making of lightweight section skeleton: make by designing requirement, be welded into lightweight section skeleton housing, respectively the reinforcing bar in the auxilliary rib of welded reinforcement concrete edge rib, steel concrete end rib and steel concrete, welding time rib again with light gauge cold-formed steel shape;
2) brushing release agent on template is positioned over lightweight section skeleton location on the template, and the gap sealing between template and the lightweight section skeleton housing is good;
3) make steel concrete auxilliary rib, steel concrete limit rib and steel concrete end rib: by design strength grade concrete batching, the after-pouring that stirs forms the auxilliary rib of steel concrete in template, be poured into again in the bottom of lightweight section skeleton housing inboard and the auxilliary rib co-altitude of steel concrete, form steel concrete limit rib and steel concrete end rib;
4) make surface layer down: by design strength grade preparation surface layer slurry, after stirring surface layer slurry is layered on the template plate face and wipes off, lay layer of glass grid cloth or gauze wire cloth, scrape one deck slurry again, lay the layer of glass grid cloth, scrape one deck slurry at last again;
5) build or lay adiabatic sandwich layer: directly build foam cement or heat preservation slurry; Also can lay by the prefabricated heat insulating material piece of design size, between piece and the piece and and main frame between the space fill with foam cement or heat preservation slurry again; When foam cement or heat preservation slurry technology were built in employing, need carried out next step operation after waiting foam cement or heat preservation slurry to condense again;
6) make upper layer: the upper layer manufacture craft is identical with the preparation method of step 4 time surface layer;
7) maintenance: maintenance under 10～30 ℃ of conditions, or heating and moistening maintenance is usually quickened to solidify, and after waiting to reach certain intensity, plays the plate demoulding and stacks, more further maintenance;
8) surfacing: the cement slurry that steel framework is outer is removed, and is coated with rustproof paint, is coated with corrosion resistant coating or fireproof paint again.
The preparation method of described steel structure light energy-saving composite plate is characterized in that may further comprise the steps:
1) making of lightweight section skeleton: make by designing requirement, be welded into lightweight section skeleton housing with light gauge cold-formed steel shape, the reinforcing bar in the auxilliary rib of welded reinforcement concrete edge rib, steel concrete end rib and steel concrete welds the inferior rib of designing requirement more respectively;
2) brushing release agent on template is positioned over lightweight section skeleton location on the template, and the gap sealing between template and the lightweight section skeleton housing is good;
3) make surface layer down: by design strength grade preparation surface layer slurry, after stirring surface layer slurry is layered on the template plate face and wipes off, lay layer of glass grid cloth or gauze wire cloth, scrape one deck slurry again, lay the layer of glass grid cloth, scrape one deck slurry at last again;
4) lay adiabatic pellet: lay by prefabricated foam cement or the heat preservation slurry piece of design size, the rib width by the auxilliary rib of steel concrete between piece and piece interspaces in advance;
5) make steel concrete auxilliary rib, steel concrete limit rib and steel concrete end rib: by design strength grade concrete batching, in interspacing in advance, build and form and the auxilliary rib of the level steel concrete of heat insulating block, be poured into again in the bottom of lightweight section skeleton housing inboard and form steel concrete limit rib and steel concrete end rib;
6) fill or lay heat insulating material: with the space between foam cement or heat preservation slurry filling heat-insulating block and the main frame; Also can repave layer of insulation material in the above;
7) make upper layer: the upper layer manufacture craft is identical with the preparation method of step 4 time surface layer;
8) maintenance: maintenance under 10～30 ℃ of conditions, or heating and moistening maintenance is usually quickened to solidify, and after waiting to reach certain intensity, plays the plate demoulding and stacks, more further maintenance;
9) steel framework is outer cement slurry is removed, and is coated with rustproof paint, is coated with corrosion resistant coating or fireproof paint again.
Wherein said adiabatic sandwich layer is with the high-performance foam cement, inorganic composite insulating material, it is main body that A levels such as modified phenolic plastic foam plate are not fired thermal insulation material, wherein the high-performance foam cement is that the applicant is the patent of invention of " 201010591427.5 " in the patent No. of application on December 16th, 2010, inorganic composite insulating material is the patent of invention of the patent No. of application on December 16th, 2010 for " 201010591428.X ", high-performance foam cement and inorganic composite insulating material have stable chemical properties, fine fire resistance, good heat-insulating property and sound insulation value, the fire-protection standard of modified phenolic plastic foam plate can reach the A level, at high temperature the amount of being fuming is low, indiffusion flame, flame resistant penetrates, and coefficient of thermal conductivity is 0.035W/ (mK) only; Do not fire above the thermal insulation material or two-layer A level is not fired the molded polystyrene plastic foam plate is set between the thermal insulation material in above-mentioned A level, its coefficient of thermal conductivity is not more than 0.041W/ (mK), or extruded polystyrene plastic foam plate, its coefficient of thermal conductivity is not more than 0.028W/ (mK), or the polyurethane warming plate that hard bubbles, its coefficient of thermal conductivity is not more than 0.024W/ (mK), can satisfy the energy-conservation requirement of northern frore area like this, can satisfy fire-resistant requirement again.
In the auxilliary rib of steel concrete limit rib, steel concrete end rib and steel concrete, add reinforcing bar, increase time rib in the adiabatic sandwich layer, promptly guaranteed the bulk strength of steel structure light energy-saving composite plate more, improved bearing capacity greatly; The auxilliary rib of steel concrete limit rib, steel concrete end rib and steel concrete can adopt light aggregate concrete, when guaranteeing concrete strength, has alleviated own wt.
Described upper layer and following surface layer are fiber-reinforced mortar, are respectively equipped with fiberglass gridding cloth or gauze wire cloth in it, have promptly improved the cracking resistance of steel structure light energy-saving composite plate.
Description of drawings
Fig. 1 is the vertical view of steel structure light energy-saving large roof slab.
Fig. 2 is the A – A sectional view of Fig. 1.
Fig. 3 is the B – B sectional view of Fig. 1.
Fig. 4 is the vertical view of steel structure light energy-saving rack roofing plate of the present invention.
Fig. 5 is the D – D sectional view of Fig. 4.
Fig. 6 is the vertical view of steel structure light energy-saving floor plates.
Fig. 7 is the E – E sectional view of Fig. 6.
Fig. 8 is the F – F sectional view of Fig. 6.
Fig. 9 is the vertical view of steel structure light energy-saving side fascia.
Figure 10 is the G – G sectional view of Fig. 9.
Figure 11 is the H – H sectional view of Fig. 9.
Figure 12 is the example one of C-C sectional view of Fig. 3 or Fig. 8.
Figure 13 is the example two of C-C sectional view of Fig. 3 or Fig. 8.
Figure 14 is the example three of C-C sectional view of Fig. 3 or Fig. 8.
Figure 15 is the K – K sectional view example of Fig. 5.
The specific embodiment
Below in conjunction with Figure of description and embodiment this explanation is described further:
Embodiment one
As shown in Figures 1 to 3, the compound large roof slab of a kind of steel structure light energy-saving, comprise lightweight section skeleton housing 1, upper layer 2, adiabatic sandwich layer 3 and following surface layer 4, the long limit of lightweight section skeleton housing 1 is provided with steel concrete limit rib 5, and minor face is provided with steel concrete end rib 10; And layer 4 soffit is provided with the auxilliary rib 6 of some parallel steel concrete below, wherein reinforcing bar 9 two ends in the auxilliary rib 6 of steel concrete limit rib 5, steel concrete end rib 10 and steel concrete respectively with lightweight section skeleton housing 1 welding of correspondence position.
Be provided with the inferior rib 8 of some parallel distributions in the described adiabatic sandwich layer 3, the two ends of inferior rib 8 respectively with lightweight section skeleton housing 1 welding of correspondence position, inferior rib 8 is an angle steel.
Described upper layer 2 and following surface layer 4 are fiber-reinforced mortar, are respectively equipped with fiberglass gridding cloth in it.
The preparation method of the compound large roof slab of a kind of steel structure light energy-saving, its preparation may further comprise the steps:
1) making of lightweight section skeleton: making by designing requirement, is lightweight section skeleton housing 1 with the cold bending thin wall steel, and the reinforcing bar 9 in the auxilliary rib 6 of welded reinforcement concrete edge rib 5, steel concrete end rib 10 and steel concrete welds the inferior rib made from angle steel 8 again;
2) brushing release agent on template is positioned over lightweight section skeleton location on the template, and the gap sealing between template and the lightweight section skeleton housing 1 is good;
3) make steel concrete auxilliary rib, steel concrete limit rib and steel concrete end rib: by design strength grade concrete batching, the after-pouring that stirs forms the auxilliary rib 6 of steel concrete in template, be poured into again in the bottom of lightweight section skeleton housing 1 inboard and auxilliary rib 6 co-altitudes of steel concrete, form steel concrete limit rib 5 and steel concrete end rib 10;
4) make surface layer down: by design strength grade preparation surface layer slurry, after stirring surface layer slurry is layered on and wipes off on the template plate face, lay layer of glass grid cloth 7, scrape one deck slurry again, lay layer of glass grid cloth 7, scrape one deck slurry at last again, gross thickness 10 ~ 15mm;
5) make heat insulation layer: Ceng upper surface is directly built the foam cement of certain altitude below, waits foam cement to condense and then repave one deck molded polystyrene plastic foam plate on foam cement;
6) make upper layer: the upper layer manufacture craft is identical with the preparation method of step 4 time surface layer;
7) maintenance: moisture-keeping maintaining under 10～30 ℃ of conditions, after waiting to reach certain intensity, play the plate demoulding and stack, more further maintenance;
8) surfacing: the cement slurry that steel framework is outer is removed, and is coated with rustproof paint, fireproof paint.
Embodiment two
Shown in Figure 4 and 5, the compound rack roof panel of a kind of steel structure light energy-saving, the vertical view of its lightweight section skeleton housing 1 is a square, these composite plate four limits all are steel concrete limit rib 5, there is not steel concrete end rib 10, be provided with the inferior rib 8 that intersects vertically in this thermal insulation sandwich layer 3, the soffit of following surface layer 4 is provided with the auxilliary rib 6 of the some steel concrete that intersect vertically, and all the other structures are identical with the technical scheme of embodiment one.
The preparation method of the light-duty compound rack roof panel of a kind of steel structure, its preparation may further comprise the steps:
1) making of lightweight section skeleton: making by designing requirement, is lightweight section skeleton housing 1 with the cold bending thin wall steel, the inferior rib 8 that welding is made with channel-section steel, the reinforcing bar 9 in the auxilliary rib 6 of welded reinforcement concrete edge rib 5 and steel concrete again;
2) brushing release agent on template is positioned over lightweight section skeleton location on the template, and the gap sealing between template and the lightweight section skeleton housing 1 is good;
3) make the auxilliary rib of steel concrete, steel concrete limit rib: by design strength grade concrete batching, the after-pouring that stirs forms the auxilliary rib 6 of steel concrete in template, be poured into again in lightweight section skeleton housing 1 lower inside and assist rib 6 co-altitudes, form steel concrete limit rib 5 with steel concrete;
4) make surface layer down: by design strength grade preparation surface layer slurry, after stirring surface layer slurry is layered on and wipes off on the template plate face, lay layer of glass grid cloth 7, scrape one deck slurry again, lay layer of glass grid cloth 7, scrape one deck slurry at last again, gross thickness 10 ~ 15mm;
5) make adiabatic sandwich layer: lay by the prefabricated foam cement piece of design size, between piece and the piece and and main frame between the space fill with the inorganic heat preservation slurry again; On the foam cement piece, repave one deck extruded polystyrene plastic foam plate again;
6) make upper layer: the upper layer manufacture craft is identical with the preparation method of step 4 time surface layer;
7) maintenance: moisture-keeping maintaining under 10～30 ℃ of conditions, after waiting to reach certain intensity, play the plate demoulding and stack, more further maintenance;
8) surfacing: the cement slurry that steel framework is outer is removed, and is coated with rustproof paint, fireproof paint.
Embodiment three
Shown in Fig. 6 to 8, the compound floor plates of a kind of steel structure light energy-saving, comprise lightweight section skeleton housing 1, upper layer 2, adiabatic sandwich layer 3 and following surface layer 4, the long limit lower inside of lightweight section skeleton housing 1 is provided with steel concrete limit rib 5, and the minor face lower inside is provided with steel concrete end rib 10; The upper surface of layer 4 is provided with the auxilliary rib 6 of some parallel steel concrete below, wherein be respectively equipped with reinforcing bar 9 in the auxilliary rib 6 of steel concrete limit rib 5, steel concrete end rib 10 and steel concrete, the two ends of reinforcing bar 9 respectively with lightweight section skeleton housing 1 welding of correspondence position.Described upper layer 2 and following surface layer 4 are fiber-reinforced mortar, are provided with gauze wire cloth 11 in its upper layer 2, are provided with fiberglass gridding cloth 7 in the following surface layer 4.
The preparation method of the compound floor plates of a kind of steel structure light energy-saving is characterized in that may further comprise the steps:
1) making of lightweight section skeleton: make by designing requirement, be welded into lightweight section skeleton housing 1, respectively the reinforcing bar 9 in the auxilliary rib 6 of welded reinforcement concrete edge rib 5, steel concrete end rib 10 and steel concrete with light gauge cold-formed steel shape;
2) brushing release agent on template is positioned over the lightweight section skeleton on the template, and the gap sealing between template and the lightweight section skeleton housing 1 is good;
3) make surface layer down: by design strength grade preparation surface layer slurry, after stirring surface layer slurry is layered on and wipes off on the template plate face, lay layer of glass grid cloth 7, scrape one deck slurry again, lay layer of glass grid cloth 7, scrape one deck slurry at last again, about gross thickness 15mm;
4) lay adiabatic pellet: lay by the prefabricated foam cement piece of design size, the rib width by the auxilliary rib 6 of steel concrete between piece and piece interspaces in advance;
5) make steel concrete auxilliary rib, steel concrete limit rib and steel concrete end rib: by design strength grade concrete batching, in interspacing in advance, build to form and assist rib 6, be poured into again and form steel concrete limit rib 5 and steel concrete end rib 10 in lightweight section skeleton housing 1 lower inside with the level steel concrete of heat insulating block;
6) fill insulant material: with the space between inorganic heat preservation slurry filling heat-insulating block and the main frame;
7) make upper layer: by design strength grade preparation surface layer slurry, after stirring surface layer slurry is layered on the template plate face and wipes off, lay layer of steel wire net 11, scrape one deck slurry at last again, about gross thickness 30mm;
8) maintenance: maintenance under 60 ~ 80 ℃ of steam conditions, after waiting to reach certain intensity, play the plate demoulding and stack, more further maintenance;
9) steel framework is outer cement slurry is removed, and is coated with rustproof paint, fireproof paint.
Embodiment four
Shown in Figs. 9 to 11, a kind of steel structure light energy-saving compound external wall panel comprises lightweight section skeleton housing 1, upper layer 2, adiabatic sandwich layer 3 and following surface layer 4, and the long limit of lightweight section skeleton housing 1 is provided with steel concrete limit rib 5, and minor face is provided with steel concrete end rib 10; Layer 4 upper surface is provided with the auxilliary rib 6 of steel concrete below, wherein reinforcing bar 9 two ends in the auxilliary rib 6 of steel concrete limit rib 5, steel concrete end rib 10 and steel concrete respectively with lightweight section skeleton housing 1 welding of correspondence position.Be provided with the inferior rib 8 of some parallel distributions in the described adiabatic sandwich layer 3, the two ends of inferior rib 8 respectively with lightweight section skeleton housing 1 welding of correspondence position, inferior rib 8 is a square steel.Described upper layer 2 and following surface layer 4 are fiber-reinforced mortar, are respectively equipped with fiberglass gridding cloth 7 in it.
A kind of preparation method of steel structure light energy-saving side fascia is characterized in that may further comprise the steps:
1) making of lightweight section skeleton: make by designing requirement, be welded into lightweight section skeleton housing 1, respectively the reinforcing bar 9 in the auxilliary rib 6 of welded reinforcement concrete edge rib 5, steel concrete end rib 10 and steel concrete, welding time rib 8 again with light gauge cold-formed steel shape;
2) brushing release agent on template is positioned over the lightweight section skeleton on the template, and the gap sealing between template and the lightweight section skeleton housing 1 is good;
3) make surface layer down: by design strength grade preparation surface layer slurry, after stirring surface layer slurry is layered on the template plate face and wipes off, lay layer of glass grid cloth 7, scrape one deck slurry again, lay layer of glass grid cloth 7, scrape one deck slurry at last again;
4) lay adiabatic pellet: lay by the prefabricated inorganic heat preservation slurry piece of design size, the rib width by the auxilliary rib 6 of steel concrete between piece and piece interspaces in advance;
5) make steel concrete auxilliary rib, steel concrete limit rib and steel concrete end rib: by design strength grade concrete batching, in interspacing in advance, build and form and the auxilliary rib 6 of the level steel concrete of heat insulating block, be poured into again in the lower inside of lightweight section skeleton housing 1 and form steel concrete limit rib 5 and steel concrete end rib 10;
6) lay heat insulating material: repave layer of insulation material at heat-insulating block with above the auxilliary rib of steel concrete;
7) make upper layer: the upper layer manufacture craft is identical with the preparation method of step 4 time surface layer;
8) maintenance: maintenance under 10 ~ 30 ℃ of conditions, after waiting to reach certain intensity, play the plate demoulding and stack, more further maintenance;
9) steel framework is outer cement slurry is removed, and is coated with rustproof paint, is coated with corrosion resistant coating again.
For guaranteeing the steel structure light energy-saving composite plate intensity of steel concrete limit rib in actual applications, in embodiment one, two, three, four, all be provided with reinforcing bar 9 in the steel concrete limit rib 5, the Type of Welding of reinforcing bar can vertically weld in length and breadth, the certain angle that also can tilt welds, as steel concrete limit rib sectional view, Figure 12, Figure 13, Figure 14 or shown in Figure 15 are with the horizontal and vertical intensity after stressed of reinforcing steel bar concrete edge rib.
Following table is the performance indications of steel structure light energy-saving composite plate practical application:
Claims (2)
1. the preparation method of a steel structure light energy-saving composite plate, comprise lightweight section skeleton housing (1), upper layer (2), adiabatic sandwich layer (3) and following surface layer (4), it is characterized in that: the bottom of the inboard, long limit of lightweight section skeleton housing (1) is provided with steel concrete limit rib (5), and the bottom of minor face inboard is provided with steel concrete end rib (10); And the soffit of layer (4) is provided with the some auxilliary ribs (6) of steel concrete parallel or that intersect vertically below, wherein be respectively equipped with reinforcing bar (9) in the auxilliary rib (6) of steel concrete limit rib (5), steel concrete end rib (10) and steel concrete, the two ends of reinforcing bar (9) respectively with lightweight section skeleton housing (1) welding of correspondence position; Upper layer (2) and following surface layer (4) are fiber-reinforced mortar, are respectively equipped with fiberglass gridding cloth (7) or gauze wire cloth (11) in it; The inferior rib (8) that is provided with some parallel distributions or intersects vertically in the adiabatic sandwich layer (3), the two ends of inferior rib (8) respectively with the welding of the lightweight section skeleton housing (1) of correspondence position, inferior rib (8) is angle steel, channel-section steel or square steel, it is characterized in that may further comprise the steps:
1) making of lightweight section skeleton: make by designing requirement, be welded into lightweight section skeleton housing (1) with light gauge cold-formed steel shape, reinforcing bar (9) in the auxilliary rib (6) of welded reinforcement concrete edge rib (5), steel concrete end rib (10) and steel concrete welds time rib (8) more respectively;
2) brushing release agent on template is positioned over lightweight section skeleton location on the template, and the gap sealing between template and the lightweight section skeleton housing (1) is good;
3) make steel concrete auxilliary rib, steel concrete limit rib and steel concrete end rib: by design strength grade concrete batching, the after-pouring that stirs forms the auxilliary rib (6) of steel concrete in template, be poured into again in the inboard bottom of lightweight section skeleton housing (1) and assist rib (6) co-altitude, form steel concrete limit rib (5) and steel concrete end rib (10) with steel concrete;
4) make surface layer down: by design strength grade preparation surface layer slurry, after stirring surface layer slurry is layered on the template plate face and wipes off, lay layer of glass grid cloth or gauze wire cloth (7), scrape one deck slurry again, lay layer of glass grid cloth (7), scrape one deck slurry at last again;
5) build or lay adiabatic sandwich layer: directly build foam cement or heat preservation slurry; Lay by the prefabricated heat insulating material piece of design size, between piece and the piece and and main frame between the space fill with foam cement or heat preservation slurry again; When foam cement or heat preservation slurry technology were built in employing, need carried out next step operation after waiting foam cement or heat preservation slurry to condense again;
6) make upper layer: the upper layer manufacture craft is identical with the preparation method of step 4 time surface layer;
7) maintenance: maintenance under 10～30 ℃ of conditions, or heating and moistening maintenance is usually quickened to solidify, and after waiting to reach certain intensity, plays the plate demoulding and stacks, more further maintenance;
8) surfacing: the cement slurry that steel framework is outer is removed, and is coated with rustproof paint, is coated with corrosion resistant coating or fireproof paint again.
2. the preparation method of a steel structure light energy-saving composite plate, comprise lightweight section skeleton housing (1), upper layer (2), adiabatic sandwich layer (3) and following surface layer (4), it is characterized in that: the bottom of the inboard, long limit of lightweight section skeleton housing (1) is provided with steel concrete limit rib (5), and the bottom of minor face inboard is provided with steel concrete end rib (10); And the upper surface of layer (4) is provided with the some auxilliary ribs (6) of steel concrete parallel or that intersect vertically below, wherein be respectively equipped with reinforcing bar (9) in the auxilliary rib (6) of steel concrete limit rib (5), steel concrete end rib (10) and steel concrete, the two ends of reinforcing bar (9) respectively with lightweight section skeleton housing (1) welding of correspondence position; Upper layer (2) and following surface layer (4) are fiber-reinforced mortar, are respectively equipped with fiberglass gridding cloth (7) or gauze wire cloth (11) in it; The inferior rib (8) that is provided with some parallel distributions or intersects vertically in the adiabatic sandwich layer (3), the two ends of inferior rib (8) respectively with the welding of the lightweight section skeleton housing (1) of correspondence position, inferior rib (8) is angle steel, channel-section steel or square steel, it is characterized in that may further comprise the steps:
1) making of lightweight section skeleton: make by designing requirement, be welded into lightweight section skeleton housing (1) with light gauge cold-formed steel shape, reinforcing bar (9) in the auxilliary rib (6) of welded reinforcement concrete edge rib (5), steel concrete end rib (10) and steel concrete welds the inferior rib of designing requirement more respectively;
2) brushing release agent on template is positioned over lightweight section skeleton location on the template, and the gap sealing between template and the lightweight section skeleton housing (1) is good;
3) make surface layer down: by design strength grade preparation surface layer slurry, after stirring surface layer slurry is layered on the template plate face and wipes off, lay layer of glass grid cloth (7) or gauze wire cloth (11), scrape one deck slurry again, lay layer of glass grid cloth (7), scrape one deck slurry at last again;
4) lay adiabatic pellet: lay by prefabricated foam cement or the heat preservation slurry piece of design size, the rib width by the auxilliary rib (6) of steel concrete between piece and piece interspaces in advance;
5) make steel concrete auxilliary rib, steel concrete limit rib and steel concrete end rib: by design strength grade concrete batching, in interspacing in advance, build to form and assist rib (6), be poured into again in the inboard bottom of lightweight section skeleton housing (1) and form steel concrete limit rib (5) and steel concrete end rib (10) with the level steel concrete of heat insulating block;
6) fill or lay heat insulating material: with the space between foam cement or heat preservation slurry filling heat-insulating block and the main frame; Repave layer of insulation material in the above;
7) make upper layer: the upper layer manufacture craft is identical with the preparation method of step 3 time surface layer;
8) maintenance: maintenance under 10～30 ℃ of conditions, or heating and moistening maintenance is usually quickened to solidify, and after waiting to reach certain intensity, plays the plate demoulding and stacks, more further maintenance;
9) steel framework is outer cement slurry is removed, and is coated with rustproof paint, is coated with corrosion resistant coating or fireproof paint again.
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| CN102561746B (en) * | 2012-02-03 | 2013-08-14 | 张家港迪克通信设备有限公司 | Outdoor communication machine room |
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