CN110284617A - Prefabricated assembled external heat preserving structure for exterior wall and its construction method - Google Patents
Prefabricated assembled external heat preserving structure for exterior wall and its construction method Download PDFInfo
- Publication number
- CN110284617A CN110284617A CN201910474530.2A CN201910474530A CN110284617A CN 110284617 A CN110284617 A CN 110284617A CN 201910474530 A CN201910474530 A CN 201910474530A CN 110284617 A CN110284617 A CN 110284617A
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- Prior art keywords
- carrier
- insulating layer
- exterior wall
- heat preserving
- external heat
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- 238000010276 construction Methods 0.000 title claims abstract description 25
- 239000011178 precast concrete Substances 0.000 claims abstract description 53
- 238000009413 insulation Methods 0.000 claims abstract description 33
- 229910000831 Steel Inorganic materials 0.000 claims description 34
- 239000010959 steel Substances 0.000 claims description 34
- 239000004567 concrete Substances 0.000 claims description 25
- 239000004570 mortar (masonry) Substances 0.000 claims description 21
- 239000004744 fabric Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 230000015271 coagulation Effects 0.000 claims description 8
- 238000005345 coagulation Methods 0.000 claims description 8
- 238000005266 casting Methods 0.000 claims description 4
- 238000009415 formwork Methods 0.000 claims description 4
- 238000003912 environmental pollution Methods 0.000 abstract description 4
- 238000009417 prefabrication Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000011810 insulating material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 4
- 239000011150 reinforced concrete Substances 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- BVPWJMCABCPUQY-UHFFFAOYSA-N 4-amino-5-chloro-2-methoxy-N-[1-(phenylmethyl)-4-piperidinyl]benzamide Chemical compound COC1=CC(N)=C(Cl)C=C1C(=O)NC1CCN(CC=2C=CC=CC=2)CC1 BVPWJMCABCPUQY-UHFFFAOYSA-N 0.000 description 1
- 206010054949 Metaplasia Diseases 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 241000826860 Trapezium Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000003483 aging Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000015689 metaplastic ossification Effects 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920006389 polyphenyl polymer Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B1/762—Exterior insulation of exterior walls
- E04B1/7629—Details of the mechanical connection of the insulation to the wall
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B1/78—Heat insulating elements
- E04B1/80—Heat insulating elements slab-shaped
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/26—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups
- E04C2/284—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating
- E04C2/288—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating composed of insulating material and concrete, stone or stone-like material
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F13/00—Coverings or linings, e.g. for walls or ceilings
- E04F13/02—Coverings or linings, e.g. for walls or ceilings of plastic materials hardening after applying, e.g. plaster
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F13/00—Coverings or linings, e.g. for walls or ceilings
- E04F13/02—Coverings or linings, e.g. for walls or ceilings of plastic materials hardening after applying, e.g. plaster
- E04F13/04—Bases for plaster
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F13/00—Coverings or linings, e.g. for walls or ceilings
- E04F13/02—Coverings or linings, e.g. for walls or ceilings of plastic materials hardening after applying, e.g. plaster
- E04F13/04—Bases for plaster
- E04F13/047—Plaster carrying meshes
Abstract
The invention discloses a kind of prefabricated assembled external heat preserving structure for exterior wall and its construction methods, are related to prefabrication technical field of construction.Wherein, a kind of prefabricated assembled external heat preserving structure for exterior wall, including precast concrete wall panel and insulating layer, carrier is fixedly installed on the outside of precast concrete wall panel, and carrier is formed with bearing groove away from the side of precast concrete wall panel；Insulating layer fixation is embedded in bearing groove, and insulating layer is additionally provided with enhancement layer away from the side of carrier.A kind of construction method of prefabricated assembled external heat preserving structure for exterior wall is included in die inside setting carrier, and insulating layer is laid in the bearing groove on carrier.The present invention can realize the convenient changing of insulating layer while guaranteeing exterior wall main structure performance, guarantee the thermal insulation property of building, improve resident's inhabitation experience；Economical and beautiful, construction efficiency and quality are high, and can be reduced environmental pollution.
Description
Technical field
The present invention relates to prefabrication technical field of construction, specifically, it be related to it is a kind of prefabricated assembled outer
Wall external thermal insulation structure and its construction method.
Background technique
The construction of conventional outer wall external thermal insulation structure is mostly by the way of situ wet operation；Scene is operation mode workload
Greatly, construction quality is affected by environment big, and project progress and quality are all difficult to ensure, and environmental pollution is larger, do not meet state
The environmental protection policy that family advocates.
The application for a patent for invention of existing Publication No. CN102127934A discloses a kind of prefabricated assembled exterior insulation
Structure and its construction method.Wherein, a kind of prefabricated assembled external heat preserving structure for exterior wall, including heat preserving and insulating material layer, pre-manufactured steel
Reinforced concrete protects wallboard, and the setting of heat preserving and insulating material layer is on the inside of prefabricated reinforced concrete protection wallboard, precast reinforced coagulation
Soil protection wallboard is divided into muti-piece junior unit component by elevation of building structure.
By adopting the above technical scheme, prefabricated reinforced concrete protection wallboard uses junior unit element precast, helps to realize
Component standardization reduces component and manufactures cost.But when the prefabricated assembled exterior wall is employed in practical building,
Heat preserving and insulating material layer thereon is easy to fail because of reasons such as agings in use for some time, this is current exterior-wall heat insulation
One of common fault of scheme.In above-mentioned prefabricated assembled external heat preserving structure for exterior wall, once heat preserving and insulating material layer fails, work people
Member is difficult to complete the replacement of heat preserving and insulating material layer in the case where not destroying prefabricated reinforced concrete protection panel structure performance.
Therefore, to guarantee building safety, resident is typically only capable to receive the reality of exterior-wall heat insulation failure, largely effects on resident's inhabitation experience.
Summary of the invention
In view of the above technical problems, an object of the present invention is to provide a kind of prefabricated assembled external heat preserving structure for exterior wall,
Protective action is played to precast concrete wall panel using carrier, on the basis of guaranteeing exterior wall overall structure performance, is mentioned significantly
The convenience of high insulating layer maintenance guarantees the inhabitation experience of resident.
To achieve the above object, the present invention provides the following technical scheme that
A kind of prefabricated assembled external heat preserving structure for exterior wall, including precast concrete wall panel and insulating layer, the pre-cast concrete walling
Carrier is fixedly installed on the outside of plate, the carrier is formed with bearing groove away from the side of precast concrete wall panel；It is described
Insulating layer fixation is embedded in bearing groove, and the insulating layer is additionally provided with enhancement layer away from the side of carrier.
By using above-mentioned technical proposal, carrier is set on precast concrete wall panel, and insulating layer is set to and is held
In bearing groove on carrier, and enhancement layer is set away from carrier side in insulating layer.Carrier can be improved the structure of exterior wall
Intensity；Enhancement layer can guarantee the stability of the external heat preserving structure for exterior wall, and play a protective role to insulating layer.When insulating layer loses
When effect, staff can unload insulating layer after removing enhancement layer from carrier.In the process, carrier energy
It is enough to play a protective role to precast concrete wall panel ontology, prevent precast concrete wall panel main structure to be damaged.Pass through this
Kind of mode, while adequately protecting precast concrete wall panel structural behaviour, it can be achieved that in exterior wall insulating layer convenient maintenance, from
And fully ensure that the inhabitation experience of resident.
The present invention is further arranged to: bearing groove parallel interval on carrier is provided with several；The heat preservation
Layer includes several insulation boards, and each insulation board one-to-one correspondence is embedded in each bearing groove.
By using above-mentioned technical proposal, insulating layer is collectively constituted by several insulation boards, it is easy to accomplish the standard of insulation board
Metaplasia produces, and can reduce production cost；Simultaneously, moreover it is possible to improve the convenience of insulating layer replacement and maintenance.
The present invention is further arranged to: the carrier includes several steel members in parallel interval setting, arbitrary neighborhood
Two steel members surround a bearing groove.
By using above-mentioned technical proposal, carrier is collectively formed by multiple steel members, staff can flexible modulation it is each
The convenience of construction is greatly improved to adapt to the size of exterior wall and insulation board in the position of steel member.
The present invention is further arranged to: the steel member is spaced along its length close to the side of precast concrete wall panel
Several anchor poles are fixed with, each anchor pole, which pours, to be fixed in precast concrete wall panel.
By using above-mentioned technical proposal, each anchor pole, which pours, to be fixed in precast concrete wall panel, realizes that each steel member exists
Stablize installation on precast concrete wall panel.
The present invention is further arranged to: it is further fixed on elastic cord breaker between the carrier and precast concrete wall panel,
The elastic cord breaker uniformly forms close to the side of precast concrete wall panel and several is adhered protrusion.
By using above-mentioned technical proposal, during staff removes enhancement layer from exterior wall, elastic cord breaker
The impact of outer bound pair precast concrete wall panel main body can be buffered, the structural behaviour of exterior wall main body is further protected；Meanwhile passing through
Be arranged on elastic cord breaker it is several be adhered protrusion, it is close in conjunction with elastic cord breaker to can be improved precast concrete wall panel
Property.
The present invention is further arranged to: the enhancement layer includes the plastering for being evenly applied to insulating layer and deviating from carrier side
Screed and the grid cloth being uniformly layed in decorative mortar layer.
By using above-mentioned technical proposal, decorative mortar layer cooperation grid cloth can play effective protection work to insulating layer
With.
The present invention is further arranged to: the enhancement layer is also uniformly coated with decorative layer away from the side of insulating layer.
By using above-mentioned technical proposal, decorative layer can further increase the aesthetics of precast facade, meet resident's
Demand, and help to reduce situ wet operation, construction efficiency and quality can be improved, can reduce environmental pollution.
The present invention is further arranged to: the bottom surface indent of the precast concrete wall panel forms water stopping trough；It is described prefabricated
The pre-buried connecting sleeve for being provided with several face water stopping trough settings, each connecting sleeve prolonging along water stopping trough in concrete panel
Direction is stretched to be arranged in uniform intervals.
By using above-mentioned technical proposal, by each connecting sleeve being embedded in precast concrete wall panel, this is prefabricated
Exterior wall can realize stable assembly in such a way that steel bar sleeve cooperates concreting；In the process, prefabricated by being set to
The water stopping trough of concrete panel bottom surface, which can extend the infiltration path of the precast facade bottom, so that it is prefabricated to improve this
The waterproof performance of exterior wall.
In view of the above technical problems, it is a further object of the present invention to provide a kind of prefabricated assembled external heat preserving structure for exterior wall
Insulating layer is set to carrier away from precast concrete wall panel side, guarantees precast facade structural behaviour, improve by construction method
The convenience of insulating layer replacement.
To achieve the above object, the present invention provides the following technical scheme that
A kind of construction method of prefabricated assembled external heat preserving structure for exterior wall, includes the following steps:
S1, formwork and casting concrete；
S2, before concrete coagulation, die inside be arranged carrier so that carrier is poured and is fixed on pre-cast concrete walling
Plate surface；
Insulating layer is laid in S3, the bearing groove on carrier；
S4, decorative mortar is uniformly coated away from carrier side in insulating layer, and is laid with a grid cloth in decorative mortar.
By using above-mentioned technical proposal, when resident needs replacing insulating layer, staff can first remove insulating layer back
Then decorative mortar and grid cloth from precast concrete wall panel side can remove insulating layer, finally from carrier
Complete the replacement of insulating layer.In this way, during replacing insulating layer, the main body knot of exterior wall is protected to the full extent
Structure guarantees the structural behaviour of exterior wall.
The present invention is further arranged to: after the completion of step S1, before step S2 starts, should also carry out following steps: mixed
Before solidifying soil condensation, an elastic cord breaker is laid in concrete surface；In step s 2, the carrier is set to elastic cord breaker
Away from precast concrete wall panel side；The carrier is fixed with several anchor poles, each anchor pole close to elastic cord breaker side
It wears elastic cord breaker and extends in concrete.
By using above-mentioned technical proposal, elastic cord breaker can play further protection to precast concrete wall panel and make
With raising safety.
In conclusion the invention has the following advantages:
1, by the way that carrier is arranged in the side of precast concrete wall panel, and insulating layer is set to the bearing groove on carrier
In, be equipped in the enhancement layer on insulating layer, while guaranteeing exterior wall main structure performance, realize insulating layer it is convenient more
It changes, guarantees the thermal insulation property of building, improve resident's inhabitation experience；
2, by the way that carrier to be arranged to the structure type of multiple steel member combinations, several carryings are molded between each steel member
Slot helps to realize the standardized production of insulation board and steel member, can reduce production cost, and improves the convenience of construction；
3, by setting gradually enhancement layer and decorative layer away from precast concrete wall panel side in insulating layer, guaranteeing precast facade
While structural behaviour, the aesthetics of the prefabricated assembled exterior wall is improved, reduces situ wet operation, improves construction efficiency and matter
Amount, reduces environmental pollution.
Detailed description of the invention
Fig. 1 is the integrally-built sectional schematic diagram of embodiment 1；
Fig. 2 is that embodiment 1 is mainly used for embodying the structural schematic diagram of carrier；
Fig. 3 is a kind of flow diagram of the construction method of prefabricated assembled external heat preserving structure for exterior wall in embodiment 2.
Appended drawing reference: 1, precast concrete wall panel；101, water stopping trough；2, connecting sleeve；3, elastic cord breaker；31, it is adhered
Protrusion；4, carrier；41, angle steel；42, T-steel；43, bearing groove；44, anchor pole；5, insulation board；6, enhancement layer；61, plastering sand
Pulp layer；62, grid cloth；7, decorative layer.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention is described in detail.
Embodiment 1:
Referring to attached drawing 1, a kind of prefabricated assembled external heat preserving structure for exterior wall, including precast concrete wall panel 1 and be set to prefabricated
The insulating layer in 1 outside of concrete panel.Precast concrete wall panel 1 uses mold pouring molding, and indent forms only on ground
Sink 101；The water stopping trough 101 can be set to trapezium structure.It is poured in precast concrete wall panel 1 and is fixed with framework of steel reinforcement, and is pre-
The connecting sleeve 2 that several face water stopping troughs 101 are arranged also is embedded in concrete panel 1 processed, each 2 lower ending opening of connecting sleeve is equal
It is connected to outside, and each connecting sleeve 2 is arranged along the extending direction of water stopping trough 101 in uniform intervals.In practical set, by
Each connecting sleeve 2, which can complete to assemble by way of steel bar sleeve, and water stopping trough 101 can be improved
The waterproof performance of the prefabricated assembled exterior wall.
The outside of precast concrete wall panel 1 is equipped with elastic cord breaker 3, and pressure resistance can be used in the material of the elastic cord breaker 3
Rubber；Elastic cord breaker 3 is formed close to 1 side protrusion of precast concrete wall panel is adhered protrusion 31, this is adhered protrusion 31 in bullet
Property buffer layer 3 on linear extension and parallel interval be provided with several groups.In actual production, this is adhered protrusion 31 and helps to improve
The compactness that precast concrete wall panel 1 is combined with elastic cord breaker 3.
In conjunction with attached drawing 2, elastic cord breaker 3 is additionally provided with carrier 4, carrier 4 away from the side of precast concrete wall panel 1
Including several in horizontally disposed steel member, each steel member is in parallel interval setting from top to bottom；Wherein, it is located at precast concrete
Angle steel 41 can be used in the steel member of 1 the top of wallboard and bottom, and T can be used in each steel member between two angle steel 41
Fashioned iron 42.By taking any steel member as an example, steel member is vertically and fixedly provided with several anchor poles close to the side of precast concrete wall panel 1
44, each anchor pole 44 is arranged along the length direction of steel member in uniform intervals.In actual production, anchor pole 44 can vertically wear elasticity
Buffer layer 3 simultaneously extends in precast concrete wall panel 1；Anchor pole 44, which is poured, to be fixed in precast concrete wall panel 1, to realize
Steel member stablizes installation.After a steel member is installed, bearing groove 43 is each formed between two steel member of arbitrary neighborhood.
Referring to attached drawing 1, above-mentioned insulating layer includes several insulation boards 5, and each insulation board 5 is set with bearing groove 43 in one-to-one correspondence
It sets, each insulation board 5 is embedded at respectively in corresponding bearing groove 43, and can be Nian Jie with carrier 4 and elastic cord breaker 3 by binder
It is fixed.Specifically, the plate that expansion polyphenyl plate, extruded polystyrene board or rock wool board etc. have thermal insulation property can be used in insulation board 5.
Meanwhile insulating layer is additionally provided with enhancement layer 6 away from 4 side of carrier；The enhancement layer 6 includes being evenly applied to insulating layer
On decorative mortar layer 61, bonding decorative mortar can be used in the material of the decorative mortar layer 61.It is uniformly spread in decorative mortar layer 61
Equipped with grid cloth 62, which can be used alkali-proof glass fiber mesh 62.Also, enhancement layer 6 deviates from the one of insulating layer
The also settable decorative layer 7 in side, the decorative layer 7 can be used exterior coating and uniformly coat on enhancement layer 6.It is completed in construction
Afterwards, enhancement layer 6 can be improved the stability of insulating layer installation, and decorative layer 7 can greatly improve the prefabricated assembled exterior wall
Aesthetics reduces situ wet operation.
The working principle of the present embodiment is: when insulating layer failure, staff can incite somebody to action after removing enhancement layer 6
Insulating layer is unloaded from carrier 4.In the process, carrier 4 can play protection to 1 ontology of precast concrete wall panel and make
With preventing 1 main structure of precast concrete wall panel to be damaged.In this way, guaranteeing exterior wall main structure performance
Meanwhile realizing the convenient changing of insulating layer, guarantee the thermal insulation property of building, improves resident's inhabitation experience.
Embodiment 2:
Referring to attached drawing 3, a kind of construction method of prefabricated assembled external heat preserving structure for exterior wall, comprising the following steps:
S1, formwork and casting concrete.
Specifically, in production, mold can be set in steel platform；After the completion of formwork, steel is laid in die inside
Tendons skeleton, then casting concrete again, for molding precast concrete wall panel 1.
S2, before concrete coagulation, in die inside, carrier 4 is set so that carrier 4 poured be fixed on it is prefabricated mixed
Solidifying 1 surface of cob wall plate.
Specifically, can first prepare above-mentioned elastic cord breaker 3 before concrete coagulation, and according to setting on elastic cord breaker 3
Meter requires the uniformly several through-holes for being used to wear each anchor pole 44 in the place of opening up.Then, elastic cord breaker 3 is layed in concrete table
Face contacts so that being adhered raised 31 side on elastic cord breaker 3 with concrete surface.Then it is pressed down against elastic cord breaker
3, extra concrete is removed.
After completing above-mentioned preparation, each steel member is placed in elastic cord breaker 3 away from concrete side；It is each on steel member
Anchor pole 44 wears elastic cord breaker 3 by each corresponding through-hole respectively and extends to inside concrete；After concrete coagulation, anchor pole
44 be to be poured to be fixed in precast concrete wall panel 1.
Insulating layer is laid in S3, the bearing groove 43 on carrier 4.
In construction, after concrete coagulation, it is laid with an insulation board 5 respectively in each bearing groove 43, each insulation board 5 will be common
Constitute insulating layer.Specifically, can be in several bonding points of side adhesive coated or bonding strip of insulation board 5, so that binder
Application area be not less than the entire area of insulation board 5 40%；Then, it then by insulation board 5 is embedded in corresponding bearing groove 43, so that protecting
Warm plate 5 is adhesively fixed by binder with elastic cord breaker 3 and carrier 4.In paste process, it should guarantee insulation board 5 as far as possible
Voucher, and the insulation board 5 that is connected is as close to guarantee seam is small as far as possible.
S4, decorative mortar is uniformly coated away from 4 side of carrier in insulating layer, and is laid with a grid cloth in decorative mortar
62。
In construction, after the completion of step S3, interval carried out insulation board 5 away from the surface of elastic cord breaker 3 after 24 hours
Polishing；Specifically, first grinding off the out-of-flatness of seam crossing with polishing plate, and checked with guiding ruler, makes the smooth of entire insulating layer
Degree is no more than 4mm/2m.When polishing, the clast being scattered should be cleaned out with brush, besom or compressed air at any time.Next,
Filling bonds decorative mortar and is smoothed out in the gap of adjacent each insulation board 5, thus between effectively blocking adjacent each insulation board 5
Gap.
Then, one layer of bonding decorative mortar is uniformly coated on insulating layer；Before mortar solidification, in the bonding decorative mortar
One layer of grid cloth 62 of upper laying；Then one layer of bonding decorative mortar is uniformly coated again on grid cloth 62.At this point, grid cloth 62 with
The bonding decorative mortar of cladding grid cloth 62 collectively forms enhancement layer 6, the stability of each 5 structure of insulation board can be improved, and to guarantor
Warm plate 5 plays a protective role.Finally, one layer of exterior coating can uniformly be brushed again away from the side of insulating layer in enhancement layer 6, constitute
Decorative layer 7, can be improved the aesthetics of the prefabricated assembled exterior wall, and reduce the wet construction of erecting yard.
Above-mentioned each specific embodiment is only explanation of the invention, is not limitation of the present invention, this field skill
Art personnel can according to need the modification that the various embodiments described above are made with not creative contribution after reading this specification, but
As long as all by the protection of Patent Law in scope of the presently claimed invention.
Claims (10)
1. a kind of prefabricated assembled external heat preserving structure for exterior wall, including precast concrete wall panel (1) and insulating layer, which is characterized in that
It is fixedly installed carrier (4) on the outside of the precast concrete wall panel (1), the carrier (4) deviates from pre-cast concrete walling
The side of plate (1) is formed with bearing groove (43)；The insulating layer fixation is embedded in bearing groove (43), and the insulating layer deviates from
The side of carrier (4) is additionally provided with enhancement layer (6).
2. prefabricated assembled external heat preserving structure for exterior wall according to claim 1, which is characterized in that the bearing groove (43) exists
Parallel interval is provided with several on carrier (4)；The insulating layer includes several insulation boards (5), each insulation board (5) one
One correspondence is embedded in each bearing groove (43).
3. prefabricated assembled external heat preserving structure for exterior wall according to claim 2, which is characterized in that carrier (4) packet
Several steel members in parallel interval setting are included, steel member described in arbitrary neighborhood two surrounds a bearing groove (43).
4. prefabricated assembled external heat preserving structure for exterior wall according to claim 3, which is characterized in that the steel member is close to pre-
The side of concrete panel (1) processed is fixed at intervals with several anchor poles (44) along its length, and each anchor pole (44) pours
It is fixed in precast concrete wall panel (1).
5. prefabricated assembled external heat preserving structure for exterior wall according to claim 1, which is characterized in that the carrier (4) with
It is further fixed between precast concrete wall panel (1) elastic cord breaker (3), the elastic cord breaker (3) is close to pre-cast concrete walling
The side of plate (1), which uniformly forms, several is adhered raised (31).
6. prefabricated assembled external heat preserving structure for exterior wall according to claim 1, which is characterized in that enhancement layer (6) packet
It includes and is evenly applied to insulating layer and is layed in decorative mortar layer away from the decorative mortar layer (61) of carrier (4) side and uniformly
(61) grid cloth (62) in.
7. prefabricated assembled external heat preserving structure for exterior wall according to claim 1, which is characterized in that enhancement layer (6) back
Side from insulating layer is also uniformly coated with decorative layer (7).
8. prefabricated assembled external heat preserving structure for exterior wall according to claim 1, which is characterized in that the pre-cast concrete walling
The bottom surface indent of plate (1) forms water stopping trough (101)；It is pre-buried in the precast concrete wall panel (1) to be provided with several faces and stop
The connecting sleeve (2) of sink (101) setting, each connecting sleeve (2) are in uniform intervals along the extending direction of water stopping trough (101)
Setting.
9. a kind of construction method of prefabricated assembled external heat preserving structure for exterior wall as described in claim 1, which is characterized in that including such as
Lower step:
S1, formwork and casting concrete；
S2, before concrete coagulation, in die inside, carrier (4) are set so that carrier (4) poured be fixed on it is prefabricated mixed
Solidifying cob wall plate (1) surface；
Insulating layer is laid in S3, the bearing groove (43) on carrier (4)；
S4, decorative mortar is uniformly coated away from carrier (4) side in insulating layer, and is laid with a grid cloth in decorative mortar
(62).
10. construction method according to claim 9, which is characterized in that
After the completion of step S1, before step S2 starts, should also following steps be carried out: before concrete coagulation, in concrete surface
It is laid with an elastic cord breaker (3)；
In step s 2, the carrier (4) is set to elastic cord breaker (3) away from precast concrete wall panel (1) side；It is described
Carrier (4) is fixed with several anchor poles (44) close to elastic cord breaker (3) side, and each anchor pole (44) wears elastic cord breaker
(3) it and extends in concrete.
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| CN110284617B (en) | 2021-03-02 |
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