CN101245620A - Non-net polyphenyl plate cast-in-place concrete exterior wall heat-preserving construction method - Google Patents

Non-net polyphenyl plate cast-in-place concrete exterior wall heat-preserving construction method Download PDF

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Publication number
CN101245620A
CN101245620A CNA2008100494025A CN200810049402A CN101245620A CN 101245620 A CN101245620 A CN 101245620A CN A2008100494025 A CNA2008100494025 A CN A2008100494025A CN 200810049402 A CN200810049402 A CN 200810049402A CN 101245620 A CN101245620 A CN 101245620A
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China
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plate
warming plate
exterior
concrete
polyphenyl
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CN100572710C (en
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周忠义
刘轶
刘昊纯
李敏亭
赵玉军
崔国庆
郑聚才
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HENAN GUOJI CONSTRUCTION GROUP CO Ltd
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HENAN GUOJI CONSTRUCTION GROUP CO Ltd
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Abstract

The invention relates to an exterior wall insulation construction method of composite cast-in-site concrete with non-reinforcing mesh polystyrene board, which can effectively solve the problems of the exterior walls with high quality, high speed, and low cost in the construction. The exterior wall insulation construction method is characterized in that: a flame retardant polystyrene board with concave and convex tooth sockets on one surface serves as the thermal insulation material for the cast-in-site concrete exterior wall; steel bars of the wall body are bundled; the polystyrene board is arranged on the outer side of the bundled steel bars of the wall body; an insulation board and a formwork are installed; the polystyrene board is penetrated by clips of the polystyrene board; the clips and the steel bars of the wall body are bundled and fixed by bundled iron wires; after the concrete is cast, dovetail grooves of the polystyrene board are fixedly combined with the concrete; after the formwork is removed, maintenance is carried out, and then repair and leveling are conducted through gelatin powder; after an anti-crack protection layer is coated and exterior wall putty is scraped, coating is made or face bricks of the exterior wall are constructed, so as to improve the application effect. As the polystyrene board and wall body are fixedly combined as a whole for once, the existing surface-sticking process for the insulation board and the wall body is omitted, thereby the construction procedure is reduced, the construction period is shortened, and the economic and social benefits are great.

Description

The non-net polyphenyl plate cast-in-place concrete exterior wall heat-preserving job practices
One, technical field
The present invention relates to building field, particularly a kind of non-net polyphenyl plate cast-in-place concrete exterior wall heat-preserving job practices.
Two, background technology
In recent years, high speed development along with urban construction, living standards of the people improve constantly, people more and more yearn for comfort living, more and more stronger to the desire of buying residential occupancy especially, at present, real estate is in the blossom, the building of building is more and more, and is therefore also more and more higher to the requirement of building energy-saving standard, in order to improve heating, refrigeration, illumination, ventilate, the operational efficiency of plumbing and passage, and utilize regenerative resource, under the prerequisite that guarantees building function of use and indoor thermal environment quality, it is extremely important that exterior-wall heat insulation just seems, and be one of building energy conservation effective way.
The job practices that at present domestic exterior wall heat-preserving construction method relatively more commonly used has concrete wall surface sticking construction method and smear heat preservation slurry on metope, the job practices that concrete wall surface is pasted polyphenyl plate can not guarantee workmanship, make polyphenyl plate and concrete surface bonding insecure, hollowing appears easily, make metope surface layer cracking, both increase working procedure, delayed the duration again, increased the cost of labour cost and attached material; Though and the way of directly smearing the granular polystyrene slurry on metope can guarantee workmanship, overcome the shortcoming of sticking construction method, but construction sequence is more loaded down with trivial details, labour intensity is than higher, the cost of heat preservation slurry is big, therefore, the building that how effectively the to solve body of wall problem that always is on the building trade to be concerned about.
Three, summary of the invention
At above-mentioned situation, the present invention's purpose just provides a kind of new non-net polyphenyl plate cast-in-place concrete exterior wall heat-preserving job practices, it is good effectively to solve the external wall construction quality, speed is fast, the problem that cost is low, the technical scheme of its solution is, adopt flame retardant type simultaneously to have the heat insulating material of the polyphenyl plate of concavo-convex teeth groove as cast-in-place concrete exterior wall, colligation body of wall reinforcing bar, polyphenyl plate is located in the outside of the exterior wall reinforcing bar of colligation, warming plate and template are installed, penetrate polyphenyl plate with polyphenyl plate clamp (or nylon crab-bolt), by tie wire clamp and body of wall reinforcing bar binding are fixed, behind the concreting, polyphenyl plate with dovetail groove and concrete strong bonded, carry out maintenance behind the stripping, repair with rubber powder again, levelling, smear the cracking resistance overcoat, after scraping exterior wall putty, carry out coating or paste facing tile, improve result of use, polyphenyl plate and body of wall strong bonded are one, once survive, whole activities is time saving and energy saving, has saved warming plate and body of wall barbola work in the past, has reduced working procedure, shortened construction period greatly, economic and social benefit is huge.
Four, description of drawings
Accompanying drawing is a construction flow chart of the present invention.
Five, the specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is elaborated.
Provided by process chart, the present invention is realized by following steps:
1, colligation body of wall reinforcing bar:
Method is a reinforcing bar in body of wall outside colligation, and reinforcing bar curves by the cross direction profiles muscle of warming plate one side Shape is in order to avoid straight muscle is poked warming plate.Behind the intact body of wall reinforcing bar of colligation, be no less than 6 at every warming plate of exterior wall reinforcing bar outside colligation spacer (must not use plastic clip), in order to the thickness of assurance topping, and definite protective layer thickness uniformity.After reinforcing bar binding finishes, in time carry out the hidden examination of reinforced bar engineering.
2, in the reinforcing bar outside warming plate is installed, method is:
A, polyphenyl plate are selected and are handled
(1) the two-sided polyphenyl plate boundary mortar that all sprays of polyphenyl plate can not leak spray, in time repairs destroying the position;
(2) polyphenyl plate is of a size of 1.22m * floor height * design insulation thickness (not containing gullet depth is );
(3) length and width of polyphenyl plate, Diagonal Dimension error should be greater than 2mm, and thickness error is not more than 1mm;
(4) seam crossing suitable for reading of p-poly-phenyl plate adopts template to seal during concreting, to avoid the seam pollution or to wreck;
(5) can not use the polystyrene board of new foaming.Because this expanded polystyrene plate adds thermal expansion and makes when producing, in several weeks, polyphenyl plate can produce contractions (but amount of contraction can be fewer and feweri) after foaming, thus initiation sheet material modification, this distortion be naked eyes subtle come out.Wall uses on the new polyphenyl plate that foams if allow, and will drive its float coat distortion, thereby produce cracking, warpage.Therefore, employed polyphenyl plate must be the foaming after at normal temperatures through 7 week, perhaps in maintenance under 70 degrees centigrade the temperature product after one week;
B, warming plate are installed
(1) levelling unwrapping wire: (close warming plate installation site, upper strata) uses the level gauge levelling on the exterior wall vertical reinforcement or on lower floor's body of wall, make warming plate setting height(from bottom) directrix, on the reinforcing bar wire side, eject the position line of every block of plate, the scope of confining according to the position line, at reinforcing bar outside colligation customization cement mortar cushion block, the laterally little in principle 600mm of cushion block spacing vertically is not more than 900mm, and every block of plate vertically is no less than 2 row's monoblocks.When warming plate is installed,, then, splice then, adjacent polyphenyl plate is combined closely at the warming plate height groove place brush polyphenyl glue to wall to be installed earlier at the warming plate height groove place brush polyphenyl glue that is installed on the wall;
(2), warming plate being installed begins block-by-block from wall external corner or window opening oral-lateral limit and carries out.External corner position warming plate also adopts the tongue and groove splicing, after warming plate is in place, is piecing together snap the line on the good warming plate surface, marks the position of crab-bolt.Crab-bolt should be the plum blossom shape arranges, is no less than 5 on the every warming plate, and crab-bolt deeply within the walls length is no less than 50mm.The warming plate seam crossing need be arranged crab-bolt, establishes one or more crab-bolts on the lintel, in the place perforation of crab-bolt location, fills in expansion tube with instruments such as electric iron then in the hole, tightens screw rod immediately, with burn silk with the crab-bolt colligation to the body of wall reinforcing bar;
(3), notice when installing that the splicing of plate seam is tight, the plate face is smooth, it is straight that saw is cut in blanking.Warming plate horizontal piece must not occur except that the interlayer piece, vertical piece is unanimous between the higher and lower levels, and the width of making up a deficiency plate must not be less than 600mm;
(4), the plate seam is handled: pass seam both sides warming plate with reinforcing bar binding is firm within the walls along the every 500mm of plate piece direction with 150#150 " U " type Φ 4 indented wires.Piece both sides steel wire net rack overlap joint fastens (spacing 100mm) with burning silk;
(5), set up the net sheet: concentrate the position to set up angle net, plain net to exterior wall external corner, window opening mouth iso-stress.It is standard that the width of angle net is not less than 2 complete grids with assembly both sides, angle (piece).The additional angle net of window opening side must be adjacent to the hole mould and fix with additional muscle colligation all around, four jiaos of wide 250mm of 45 degree plain nets that are provided with of window, long 700mm;
(6), the steel wire net rack of balcony bottom holding plates embeds the height of balcony floor must not be less than a complete grid (50mm), and fix with reinforcing bar binding in the plate;
3, the steel large form is installed
After warming plate is installed, the steel large form is installed on the warming plate medial and lateral, before warming plate outside large form and inboard large form were installed, root was taked reliable location measure in the warming plate outside, in case template presses warming plate.With the fastening calibration of through-wall bolt, connecting must be tight, firm, to prevent faulting of slab ends and spillage phenomenon, must not arrange positioning bar in body of wall reinforcing bar bottom, should adopt location, template top;
4, exterior wall concrete (claiming concrete again, as follows) is built (pouring concrete)
Large form waters concrete after installing on the body of wall reinforcing bar, during the pouring concrete, except that constructing routinely, should notice that still the slump of Cast-in-place concrete should be not less than 180mm, for the tongue and groove on protection warming plate top, buckles protective cap at warming plate notch place before building concrete.The protective cap shape is highly decided on actual conditions as " ∏ " type, and width is warming plate thickness and template thickness sum, and material is a galvanized sheet iron.The new-old concrete joint part should evenly be built the subtract stone concrete of 30-50mm with strength grade, and concrete is wanted placement layer by layer, highly is controlled in the 500mm.Forbid vibrating spear near warming plate, height is built in control when pouring concrete simultaneously, is controlled at 500mm, to reduce warming plate compressive strain;
5, form removable: after the concrete setting, tear the exterior wall outboard template earlier open, remove the inner side of outer wall template again, and in time repair metope concrete corner and the surplus slurry of plate face.Wall bushing should be twisted with the fingers the consent hole with dry mortar after removing, and warming plate hole position must be with the heat insulating material obstruction and deeply within the walls greater than 50mm;
6, concrete maintenance: normal temperature when construction, water spray or use the curing agent maintenance in 12 hours after the form removable, the time is no less than 7 days;
7, rubber powder EPS particle slurry repair, levelling, after the form removable, warming plate has damaged place, must adopt that rubber powder EPS particle slurry is repaired, levelling, levelling thickness must not be greater than 10mm;
8, smear the cracking resistance overcoat, promptly smear polymer cement mortar: cleaning warming plate surface layer makes the clean no dirt of surface layer.Fibrous mesh cloth is cut out before construction good standby, wait to have smeared protection first floor polymer mortar after, fiberglass gridding cloth is vertically assisted establish immediately, be pressed in the polymer mortar with wood float.Be right after and smear one deck cracking resistance overcoat polymer mortar again, be advisable all to be wrapped up in again between the grid cloth by slurry.Window opening mouth lateral surface is smeared polyphenyl particle heat-insulating mortar, should reserve the 5-10mm slit apart from the window frame limit and use in order to playing glue when smearing thermal insulation mortar.It is wide that first floor external corner place should add a dihedral 50mm * 50mm, 2 meters high punching galvanized sheet iron corner protectors.After having smeared the first road cracking resistance polymer mortar, the straightening of punch metal corner protector is pressed in the mortar (extruding mortar in the corner protector cylindrical void is advisable) and is pressed into fiberglass gridding cloth together with big face then the metal corner protector is wrapped up, constitute alkaline-resisting plastic-coated fiberglass gridding cloth overcoat;
9, scrape exterior wall putty, brush exterior wall coating material or subsides facing tile, after smearing alkaline-resisting plastic-coated fiberglass gridding cloth overcoat, scrape flexible waterproof putty,, and then brush exterior wall coating material or subsides facing tile, if when adopting decorating surface brick, the technical performance of the used alite paste of face brick should meet " construction work face brick binding strength test stone ", before the binding face tile, and test of the bond stress of palpus making cement mortar and steel fabric sheet and anti-pulling test.
Cement: portland cement or Portland cement intensity are not less than 32.5Mpa; Sand: medium sand, mud content should meet national current standard " the regular concrete sand quality specifications and the method for inspection " less than 2%; Interface treating agent: adopt the cement mortar inorganic agent; The alkali-resistant glass fibre grid cloth.
Every technical performance should meet " expansion polyphenyl plate thinly plastered external insulation system of outer wall " (JG149-2003), and carries out the product of relevant matches test by authentication through quality examination.Basic mechanical design feature sees the following form:
Sequence number Interventions Requested Standard-required
1 Mass area ratio ≥160g/m 2
2 Breaking strain Radially, broadwise≤5%
3 Alkaline-resisting ultimate strength retention Radially, broadwise 〉=750N/50mm
4 Alkaline-resisting ultimate strength retention rate Radially, broadwise 〉=50%
The technical requirements of nylon crab-bolt
(6) other materials: rubber powder EPS granule thermal insulation slurry, polyphenyl plate adhesive, baked wheaten cake silk etc.
Said polyphenyl plate is: density 20kg/m3, and the teeth groove type non-net polyphenyl warming plate (polystyrol plastic foam plate is the flame retardant type fire proofing material) that thickness 50mm is thick, specification is: the long 2875~2900mm of plate, the wide 1220mm of plate.The vertical side of plate has the dark tongue and groove groove of 10mm.Should reach " the heat insulation polystyrene foam plastics of using " (GB10801) flame retardant type ZR technical standard in the standard after testing, and carry out the product of relevant matches test by authentication through quality examination.Also should satisfy following technical indicator simultaneously:
Non-net polyphenyl plate cast-in-place concrete exterior wall is incubated quality specifications outward:
Thickness of section ±5 -2 Dipstick metering is checked
Degree of gravity vertical forwall surface 5 5 The 2m guiding ruler is checked
Wall surface levelling 4 4 2m guiding ruler and 2 clearance gauge inspections
The built-in fitting off-centring 3 3 Dipstick metering is checked
Reserve the hole off-centring 3 3 Dipstick metering is checked
The polyphenyl plate compressed thickness 1/10 1/10 Dipstick metering checks that 3 of each sides of upper, middle and lower are averaged
(2), smear the quality requirement that reunites behind the compound mortar surface layer
Project Allowable variation Detection method
Surface finish 4 2m guiding ruler and 2 clearance gauge inspections
The surface verticality 4 2m guiding ruler and 2 clearance gauge inspections
Negative and positive angle Founder 4 Square chi
The dividing strip planeness 4 Draw the inspection of 5m line and chi
Expand tube is reserved the shake allowance of 2-4cm when reinforcing bar binding, the polyphenyl plate in order to avoid overcompaction contracts causes the polyphenyl plate surface irregularity after the demoulding; Sand can not be thick excessively, to guarantee that the heat insulation anti-crack mortar THICKNESS CONTROL is at 3 millimeters to 5 millimeters; The cracking resistance grid cloth require not to have and obviously to connect stubble, does not have to leak and pastes, reveals the net phenomenon, and require metope not have and obviously smear trace, surfacing, door and window hydraulic fluid port, negative and positive angle are vertical, upright; Mixing the anticracking grout that makes must use up in two hours; The batching release sequence should be: add antimitotic agent earlier, add sand again and mix thoroughly, add cement at last and stir.Forbid to add water when mixing and stirring; Grid cloth is forbidden dried taking.The grid cloth shop connects smooth, corrugationless, and the screen cloth plumpness reaches 100%; The first floor must paving double layer grid cloth and at the place, big angle the metal corner protector should be installed.Door and window hole adds screen cloth, is strictly on guard against to leak to add; The batching personnel of heat preservation slurry and anticracking grout should fix, to guarantee mixing time and amount of water proportion speed.
The present invention has obtained good economic benefit and social benefit from the engineering practice effect analysis at aspects such as quality, cost, duration, energy-conservation, environmental protection, labour protections. The outer heat preservation technology of non-net polyphenyl plate cast-in-place concrete exterior wall combines the advantage of various external wall outer insulations, is both economical External Thermal Insulation Technology for External. The present invention can satisfy the energy conservation standard requirement in Different climate district, and its weather-proof ability is excellent, can be synchronous with the building structure life-span. Its security can be avoided common external wall outer insulation crack and fire prevention accident. Environmental protection, cost performance is excellent, is confirmed in a plurality of engineerings are used, and has advantage:
Organic interting between other operation when (1) installing owing to warming plate, holding time is few, and the workman can install 50m every day2About, easy to operate, alleviated labour intensity, speed of application is fast, and safety has shortened the duration greatly, has saved cost.
(2) cast-in-place concrete exterior wall and warming plate integrated construction system have been improved exterior-wall heat insulation design in the past, make outer insulation with agent structure reliable anchoring arranged, and are connected reliably with agent structure.
(3) external surface do not ftracture, hollowing not, reduced the workload of finish coat wet trade, the deadweight that has also alleviated building simultaneously widely.
(4) paste the polyphenyl plate technology with concrete and compare, reduced working procedure, shortened the duration, further reduce cost, this system is one of at present most economical external insulation system, and economic and social benefit is huge.

Claims (2)

1, a kind of non-net polyphenyl plate cast-in-place concrete exterior wall heat-preserving job practices, it is characterized in that, adopt flame retardant type simultaneously to have the heat insulating material of the polyphenyl plate of concavo-convex teeth groove as cast-in-place concrete exterior wall, colligation body of wall reinforcing bar, polyphenyl plate is located in the outside of the exterior wall reinforcing bar of colligation, warming plate and template are installed, penetrate polyphenyl plate, clamp and body of wall reinforcing bar binding are fixed by tie wire with the polyphenyl plate clamp, behind the concreting, polyphenyl plate with dovetail groove and concrete strong bonded, carry out maintenance behind the stripping, repair with rubber powder again, levelling, smear the cracking resistance overcoat, after scraping exterior wall putty, carry out coating or paste facing tile, specifically realize by following steps:
(1), colligation body of wall reinforcing bar:
Reinforcing bar in body of wall outside colligation, reinforcing bar curves by the cross direction profiles muscle of warming plate one side Shape, at exterior wall reinforcing bar outside colligation spacer, every warming plate is no less than 6, in order to guarantee the thickness of topping, protective layer thickness uniformity;
(2), warming plate is installed, method is in the reinforcing bar outside:
A, polyphenyl plate are selected and are handled:
The two-sided polyphenyl plate boundary mortar that all sprays of polyphenyl plate, the length and width of polyphenyl plate, Diagonal Dimension error are not more than 2mm, thickness error is not more than 1mm, the seam crossing suitable for reading of p-poly-phenyl plate, adopt template to seal during concreting, after the polyphenyl plate foaming at normal temperatures through 7 week, perhaps one week of maintenance under 70 degrees centigrade temperature;
B, warming plate are installed:
Levelling unwrapping wire: use the level gauge levelling on the exterior wall vertical reinforcement or on lower floor's body of wall, make warming plate setting height(from bottom) directrix, on the reinforcing bar wire side, eject the position line of every block of plate, the scope of confining according to the position line, at reinforcing bar outside colligation customization cement mortar cushion block, the laterally little 600mm of cushion block spacing, vertically be not more than 900mm, every block of plate vertically is no less than 2 row's monoblocks, when warming plate is installed, earlier at the warming plate height groove place brush polyphenyl glue that is installed on the wall, then at the warming plate height groove place brush polyphenyl glue to wall to be installed, splice then, adjacent polyphenyl plate is combined closely;
Warming plate is installed to begin block-by-block from wall external corner or window opening oral-lateral limit and carries out, external corner position warming plate splices with tongue and groove, after warming plate is in place, piecing together snap the line on the good warming plate surface, mark the position of crab-bolt, crab-bolt should be the plum blossom shape and arrange, be no less than 5 on the every warming plate, crab-bolt deeply within the walls length is no less than 50mm, and the warming plate seam crossing need be arranged crab-bolt, establishes one or more crab-bolts on the lintel, in the perforation of place, crab-bolt location, in the hole, fill in expansion tube then, tighten screw rod immediately, with burn silk with the crab-bolt colligation to the body of wall reinforcing bar; Warming plate horizontal piece must not occur except that the interlayer piece, vertical piece is unanimous between the higher and lower levels, and the width of making up a deficiency plate must not be less than 600mm; Pass seam both sides warming plate with reinforcing bar binding is firm within the walls along the every 500mm of plate piece direction with steel wire, steel wire net rack overlap joint in piece both sides fastens with burning silk; Concentrate the position to set up angle net, plain net to exterior wall external corner, window opening mouth stress, it is standard that the width of angle net is not less than 2 complete grids with assembly both sides, angle, the additional angle net of window opening side must be adjacent to the hole mould and fix with additional muscle colligation all around, four jiaos of wide 250mm of 45 degree plain nets that are provided with of window, long 700mm; The steel wire net rack of balcony bottom holding plates embeds the height of balcony floor must not be less than a complete grid, and fixes with reinforcing bar binding in the plate;
(3), the steel large form is installed:
After warming plate is installed, installation steel large form on the warming plate medial and lateral, before warming plate outside large form and inboard large form were installed, root was located with template top in the warming plate outside;
(4), exterior wall concreting:
After large form is installed, placing of concrete on the body of wall reinforcing bar, during placing of concrete, the slump of cast-in-situ concrete is not less than 180mm, buckles protective cap at warming plate notch place before concreting, and the new-old concrete joint part should evenly be built the subtract stone concrete of 30-50mm with strength grade, concrete is wanted placement layer by layer, highly be controlled in the 500mm, control is built height at 500mm when pouring concrete, to reduce warming plate compressive strain;
(5), form removable: after the concrete setting, tear the exterior wall outboard template earlier open, remove the inner side of outer wall template again, and in time repair metope concrete corner and the surplus slurry of plate face, after wall bushing is removed, should twist with the fingers the consent hole with dry mortar, warming plate hole position is stopped up with heat insulating material and is goed deep within the walls greater than 50mm;
(6), concrete maintenance: normal temperature when construction, water spray or use the curing agent maintenance in 12 hours after the form removable, the time is no less than 7 days;
(7), rubber powder EPS particle slurry repairs, levelling, after the form removable, warming plate has damaged place, with rubber powder EPS particle slurry repair, levelling, levelling thickness must not be greater than 10mm;
(8), smear the cracking resistance overcoat, promptly smear polymer cement mortar: cleaning warming plate surface layer, make the clean no dirt of surface layer, after having smeared protection first floor polymer mortar, immediately fiberglass gridding cloth is vertically assisted and establish, be pressed in the polymer mortar with wood float, be right after and smear one deck cracking resistance overcoat polymer mortar again, be advisable all to be wrapped up in again between the grid cloth by slurry, window opening mouth lateral surface is smeared polyphenyl particle heat-insulating mortar, should reserve the 5-10mm slit apart from the window frame limit when smearing thermal insulation mortar uses in order to playing glue, it is wide that first floor external corner place should add a dihedral 50mm * 50mm, 2 meters high punching galvanized sheet iron corner protectors are pressed into the straightening of punch metal corner protector after having smeared the first road cracking resistance polymer mortar and are pressed into fiberglass gridding cloth together with big face then in the mortar metal corner protector is wrapped up, and constitute alkaline-resisting plastic-coated fiberglass gridding cloth overcoat;
(9), scrape exterior wall putty, brush exterior wall coating material or paste facing tile after smearing alkaline-resisting plastic-coated fiberglass gridding cloth overcoat, is scraped flexible waterproof putty, and then brush exterior wall coating material or paste facing tile.
2, non-net polyphenyl plate cast-in-place concrete exterior wall heat-preserving job practices according to claim 1 is characterized in that, said cement mortar cushion block, and wherein cement is that portland cement or Portland cement intensity are not less than 32.5Mpa; Sand is medium sand, and mud content is less than 2%, and interface treating agent is the cement mortar inorganic agent, alkali-resistant glass fibre grid cloth mass area ratio 〉=160g/m 2, breaking strain not radially, broadwise≤5%, alkaline-resisting ultimate strength retention for radially, broadwise 〉=750N/50mm, alkaline-resisting ultimate strength fresh-keeping for radially, broadwise 〉=50%; Said polyphenyl plate is density 20kg/m 3, the teeth groove type non-net polyphenyl warming plate that thickness 50mm is thick, the long 2875~2900mm of plate, the wide 1220mm of plate, the vertical side of plate have the dark tongue and groove groove of 10mm; The nylon crab-bolt is outer tube caliber 10mm, and zinc-plated thickness 〉=0.5mm imbeds the concrete degree of depth and is 〉=50mm single uplift resistance: punching installing type 〉=1.0KN, pre-buried type 〉=1.5KN.
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CN103850353B (en) * 2013-12-31 2016-01-20 河北金源建材科技有限公司 Coated rock wool composite insulation board of a kind of basalt fiber grid cloth and preparation method thereof
CN103993713A (en) * 2014-03-06 2014-08-20 四川雅豪房地产开发有限公司 Method for constructing fine aggregate concrete covers
CN104612343A (en) * 2014-12-26 2015-05-13 山西四建集团有限公司 Method for constructing extruded polystyrene board molding of building outer wall
CN104831849A (en) * 2015-03-10 2015-08-12 成都科创佳思科技有限公司 Reinforcing steel bar grid frame structure
CN104895217A (en) * 2015-05-28 2015-09-09 中国十七冶集团有限公司 Cast-in-situ non-net polystyrene board outer thermal insulation wall construction method
CN105649224A (en) * 2016-03-11 2016-06-08 中建二局第二建筑工程有限公司 External wall thermal insulation system and construction process
CN106930532A (en) * 2017-03-15 2017-07-07 中交第三公路工程局有限公司 Improve the new casting method of Surface Quality of Concrete
CN107143141A (en) * 2017-07-19 2017-09-08 上海宝冶集团有限公司 External wall of high-rise building warming plate construction
CN108252531A (en) * 2018-02-08 2018-07-06 上海住总集团建设发展有限公司 It is a kind of to be used for the restorative procedure of historical building metope and reparation structure
CN110485593A (en) * 2019-08-22 2019-11-22 淄博询知方技术开发有限公司 A kind of building wall board of insulation noise reduction
CN110528738A (en) * 2019-08-26 2019-12-03 广州市卓爵建筑工程有限公司 Sound insulation wall construction method
CN111206692A (en) * 2020-01-15 2020-05-29 马飒路 Energy-saving heat-insulating construction process for building external wall

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