CN110397180B - Construction process of outer wall - Google Patents
Construction process of outer wall Download PDFInfo
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- CN110397180B CN110397180B CN201910675663.6A CN201910675663A CN110397180B CN 110397180 B CN110397180 B CN 110397180B CN 201910675663 A CN201910675663 A CN 201910675663A CN 110397180 B CN110397180 B CN 110397180B
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- mortar
- wall body
- heat insulation
- protective layer
- layer
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- 238000010276 construction Methods 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 97
- 238000009413 insulation Methods 0.000 claims abstract description 66
- 239000010410 layer Substances 0.000 claims abstract description 46
- 239000011241 protective layer Substances 0.000 claims abstract description 34
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 33
- 239000010959 steel Substances 0.000 claims abstract description 33
- 239000004744 fabric Substances 0.000 claims abstract description 16
- 239000003365 glass fiber Substances 0.000 claims abstract description 13
- 230000002787 reinforcement Effects 0.000 claims abstract description 9
- 238000003825 pressing Methods 0.000 claims abstract description 8
- 238000004026 adhesive bonding Methods 0.000 claims abstract description 7
- 238000005507 spraying Methods 0.000 claims abstract description 7
- 238000005336 cracking Methods 0.000 claims abstract description 5
- 238000005553 drilling Methods 0.000 claims abstract description 3
- 239000002184 metal Substances 0.000 claims description 16
- 239000003973 paint Substances 0.000 claims description 9
- 238000004321 preservation Methods 0.000 claims description 8
- 239000003292 glue Substances 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 2
- 238000009415 formwork Methods 0.000 description 10
- 239000011248 coating agent Substances 0.000 description 9
- 238000000576 coating method Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 239000000853 adhesive Substances 0.000 description 6
- 230000001070 adhesive effect Effects 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000011083 cement mortar Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000012784 inorganic fiber Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- -1 heated board Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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- 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
- E04B1/7633—Dowels with enlarged insulation retaining head
-
- 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
- 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
- E04B2/84—Walls made by casting, pouring, or tamping in situ
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Acoustics & Sound (AREA)
- Building Environments (AREA)
- Finishing Walls (AREA)
Abstract
The invention relates to a construction process of an outer wall, which comprises the following steps: s1, pouring a wall body; binding a reinforcement cage, and supporting templates at two sides of the reinforcement cage. And corresponding through holes are formed in the templates on the two sides, and the connecting ribs are taken to penetrate through the corresponding through holes. And (6) plugging the through holes, and pouring concrete into the template to form a wall body. S2, constructing the heat insulation board; and drilling the heat-insulating plate to form the plug hole. And spraying mortar on the outer wall of the wall body, pressing the heat insulation plate on the surface of the mortar before the mortar is initially set, and enabling the connecting ribs to penetrate through the splicing holes. And gluing the joint of the adjacent insulation boards. S3, constructing a protective layer; get the wire net and pass the splice bar and fixed with the splice bar, wire net and heated board interval set up. And spraying mortar to the steel wire mesh, leveling the surface of the mortar to form a protective layer, and positioning the steel wire mesh in the leveling layer. S4, constructing an anti-cracking layer; and (3) gluing the glass fiber cloth on the surface of the protective layer, and smearing mortar on the surface of the glass fiber cloth. The invention improves the connection strength between the heat-insulating layer structure and the wall body.
Description
Technical Field
The invention relates to the technical field of construction of constructional engineering, in particular to a construction process of an outer wall.
Background
From an architectural point of view, a boundary member for enclosing a building to form an indoor space and an outdoor space is called an outer wall. The outer wall needs to have the functions of heat preservation, heat insulation, noise prevention and the like, so that a heat preservation layer structure needs to be constructed on the outer wall.
The Chinese patent with application publication number CN107060118A discloses an external wall heat insulation construction method, which comprises the following steps of 1: cleaning a wall base surface; step 2: preparing mortar; and step 3: coating interface mortar; and 4, step 4: coating an inorganic fiber heat-insulating material; and 5: coating anti-crack mortar for the first time; step 6: laying mesh cloth, cutting the mesh cloth which is cut in advance according to the spacing of the dividing joints along the dividing joints, and pressing the mesh cloth into the anti-crack mortar by using a trowel; and 7: and coating anti-crack mortar for the second time.
The above prior art solutions have the following drawbacks: because the interface mortar is attached to the surface of the wall body, the connection between the interface mortar and the wall body depends on the adhesive force between the mortar and the wall body. The inorganic fiber heat-insulating material and the anti-crack mortar are sequentially covered on the surface of the interface mortar in a smearing mode. That is, the whole insulation layer structure needs to be supported by the adhesive force between the interface mortar and the wall body. Over time, after the interface mortar is used for a long time, the adhesive force between the interface mortar and the wall body is reduced, and finally the insulating layer structure is separated from the wall body.
Disclosure of Invention
The invention aims to provide a construction process of an outer wall, which achieves the effect of improving the connection strength between a heat-insulating layer structure and the wall body.
The above object of the present invention is achieved by the following technical solutions:
a construction process of an outer wall comprises the following steps:
s1, pouring a wall body;
binding a reinforcement cage above the floor slab, and supporting templates at two sides of the reinforcement cage; through holes are formed in the templates on the two sides, and the through holes in the templates on the two sides are correspondingly formed; connecting ribs penetrate through the two corresponding through holes, and two ends of each connecting rib are positioned outside a space defined by the templates; plugging the through holes, and pouring concrete into the space enclosed by the templates; after the concrete is initially set, the template is removed, and the concrete is maintained until the concrete is finally set to form a wall body;
s2, constructing the heat insulation board;
taking and lofting the heat-insulating plate, determining the position of the connecting rib on the heat-insulating plate, and drilling the position to form a plug hole;
spraying mortar on the outer wall of the wall body, pressing the insulation board on the surface of the mortar before the mortar is initially set, and simultaneously enabling the connecting ribs to penetrate through the inserting holes; gluing the positions between the adjacent insulation boards, and connecting all the insulation boards into a whole; forming an interface mortar layer after the mortar is finally set;
s3, constructing a protective layer;
covering a steel wire mesh on one side of the heat insulation board far away from the wall body, wherein the steel wire mesh and the heat insulation board are arranged at intervals; the steel wire mesh penetrates through the connecting ribs and fixes the steel wire mesh and the connecting ribs; spraying mortar on the steel wire mesh until the steel wire mesh is completely covered by the mortar; leveling the surface of the mortar, forming a protective layer after the mortar is solidified, and embedding a steel wire mesh in the protective layer;
s4, constructing an anti-cracking layer;
and (3) gluing the glass fiber cloth on the surface of the protective layer, smearing mortar on one side of the glass fiber cloth away from the protective layer, and forming a leveling layer after the mortar is finally set.
Through adopting above-mentioned technical scheme, the splice bar is reserved inside the wall body, forms wholly with the wall body. The interface mortar layer formed after the mortar is sprayed outside the wall body is fixed with the wall body through the adhesive force and the tensile force of the connecting ribs, so that the connection integrity between the section mortar and the wall body is improved. Because the heated board is pressed the heated board on the mortar surface before the mortar initial set for can connect through the adhesive force of mortar between heated board and the cross-section mortar layer. Simultaneously, the heated board passes the splice bar, that is to say all can carry out fixed connection through the pulling force of splice bar between heated board and wall body, heated board and the cross-section mortar layer to joint strength and the connection wholeness of heated board on the wall body have been improved.
In S3, the protective layer comprises mortar and wire net, and the wire net has extremely strong tensile strength, and the mortar itself just has stronger compressive strength after solidifying, so form holistic protective layer and can have stronger tensile strength and compressive strength to the reinforcing is to the protection of heated board, can further keep apart indoor and outdoor temperature simultaneously and exchange, thereby improves the thermal-insulated heat preservation effect of wall body.
In S4, the glass fiber cloth has good tensile property and chemical stability, can perform crack resistance protection on the leveling layer, and can further isolate the outdoor space.
The invention is further configured to: in the construction of the heat insulation board of S2, after the heat insulation board is drilled, a screw is inserted into the heat insulation board, and the end part of the screw penetrates through the heat insulation board; and covering the insulation board on the mortar, so that the end part of the screw enters the mortar.
By adopting the technical scheme, the insulation board is pressed on the surface of the mortar before the initial setting of the mortar, so that the hardness of the mortar is low, and the screw can easily enter the mortar, so that the insulation board is connected with the mortar into a whole after the final setting of the mortar. Because the screw surface has the screw thread, can improve the mechanical interlock power between screw and the cross-section mortar layer to further improve the joint strength between interface mortar layer and the heated board, and then strengthen the wholeness of heated board and wall body.
The invention is further configured to: in the construction of the insulation board of S2, pressing the insulation board to the surface of the mortar, and sleeving a metal plate outside the connecting rib; and pressing the metal plate to be tightly abutted against the heat insulation plate, and welding and fixing the metal plate and the connecting ribs.
Through adopting above-mentioned technical scheme, further improve the connection wholeness and joint strength between heated board and the wall body, also can strengthen the tight effect of support between heated board and the mortar to strengthen the bonding effect between heated board and the cross-section mortar layer.
The invention is further configured to: and after all the insulation boards are connected into a whole, coating waterproof paint on one side of the insulation boards, which is far away from the wall body, covering the metal plate with the waterproof paint, and forming a waterproof layer after the waterproof paint is dried.
Through adopting above-mentioned technical scheme, protect the heated board, prolong the life of heated board. The probability that outdoor rainwater enters the room through the wall can be reduced.
The invention is further configured to: in the heated board construction of S2, press the heated board behind the mortar surface, pat the heated board to measure the straightness that hangs down that the heated board kept away from wall body one side with the plummet, make all heated boards keep away from wall body one side and be located same vertical face.
By adopting the technical scheme, the mortar sprayed on the wall body is uneven when being far away from the surface of one side of the wall body. Patting the heated board and can making the mortar that presss from both sides and establish between heated board and wall body tend to level and even to make one side that the wall body was kept away from to the mortar laminate with the heated board better, improved the joint strength between later stage cross-section mortar layer and the heated board. The insulation board is measured, one side of the insulation board far away from the wall body is located on the same vertical face, the insulation board is connected to form a whole rear body, the structure of the insulation board can be a regular cuboid, the structural integrity and the structural strength of the insulation board after the insulation board is formed integrally are improved, and the insulation effect of the insulation board is improved, and the service life of the insulation board is prolonged. And secondly, the construction of the protective layer at the later stage can be facilitated.
The invention is further configured to: in the construction of the protective layer of S3, after the mortar is solidified, the connecting ribs outside the protective layer are cut off, and the end parts of the connecting ribs are polished, so that the end parts of the connecting ribs and the protective layer are located on the same plane.
By adopting the technical scheme, the integrity of the glass fiber cloth is ensured, so that the connecting ribs do not need to penetrate through the glass fiber cloth. Secondly, because the effect on anti-crack layer is mainly to the protection of protective layer and heated board, cut off the joint bar and can reduce the joint strength between anti-crack layer and the wall body to on avoiding the effort that receives on the anti-crack layer directly transmitting the wall body, can carry out certain protection to the wall body. The surface of the connecting rib is polished, so that the situation that the glass fiber cloth is damaged by the rough part of the end face of the connecting rib can be avoided, and the construction efficiency and the construction quality are improved.
The invention is further configured to: in the wall body pouring of S1, when the through hole is plugged, the rubber cushion is taken out and connected to the outside of the connecting rib, and the connecting rib penetrates through the middle part of the rubber cushion; and (3) coating glue on one side of the rubber pad facing the template, and pressing the rubber pad on the template.
Through adopting above-mentioned technical scheme, the rubber texture is soft, even do not trompil also can easily penetrate the rubber pad with the splice bar. Fix through glue between rubber pad and the template, can directly peel off the rubber pad or directly tear when later stage construction, convenient operation is swift.
The invention is further configured to: in the step of casting the wall body of S1, the connecting ribs are made of deformed steel bars.
By adopting the technical scheme, the mechanical engagement force among the connecting ribs, the interface mortar layer and the protective layer is improved, so that the integrity of the interface mortar layer, the protective layer and the wall body is improved.
The invention is further configured to: in the heat insulating board construction of S2, the heat insulating board is constructed on the side of the wall facing the outside.
Through adopting above-mentioned technical scheme, carry out the stack of structural layers such as heated board, protective layer and anti-cracking layer to wall body towards outdoor one side to reduced the probability that reduces because the setting of these structural layers to the indoor space. Secondly, carry out heat retaining construction towards that outdoor one side to the wall body, can protect the wall body itself, because the heat preservation is direct towards external for the wall body itself can not direct and external knot contact, thereby has reduced the wall body towards the difference in temperature between indoor one side and the outdoor one side of wall body orientation.
In conclusion, the beneficial technical effects of the invention are as follows:
1. connecting ribs are embedded in the wall body, mortar is sprayed on the wall body, and the heat insulation plate is pressed on the mortar, so that the heat insulation plate can be fixed on the wall body through the bonding force of the mortar and the tensile force of the connecting ribs, and the structural integrity of the heat insulation plate and the wall body is improved;
2. insert the screw on the heated board to press the screw to the mortar in, make screw and interface mortar layer form wholly, thereby further improve heated board, cross-section mortar layer and wall body three's wholeness.
Drawings
Fig. 1 is a schematic view of a vertical section structure when a wall body is poured.
Fig. 2 is a schematic view of a vertical section structure after the construction of the invention is completed.
In the figure, 1, a wall body; 11. an interface mortar layer; 2. a reinforcement cage; 3. a template; 31. a through hole; 4. connecting ribs; 41. a rubber pad; 411. a metal plate; 5. a thermal insulation board; 51. inserting holes; 52. a screw; 53. an adhesive tape; 6. a waterproof layer; 7. a protective layer; 71. steel wire mesh; 8. glass fiber cloth; 81. leveling layer; 9. an interfacial agent; 10. a translation layer; 101. and (7) an insulating layer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the construction process of an external wall disclosed by the invention comprises the following steps:
s1, pouring a wall body;
the reinforcing steel bars and the formworks 3 are prepared, the number and the positions of the formworks 3 are determined according to design requirements, and through holes 31 are formed in the surfaces of the formworks 3.
Utilize the reinforcing bar to ligature steel reinforcement cage 2 above the floor, support template 3 in the both sides of steel reinforcement cage 2. The formworks 3 are fixed by means of tie screws (not shown in the figure) and support bars (not shown in the figure) are supported at the sides of the formworks 3 at both sides, which are away from each other. The through holes 31 of the formworks 3 on both sides correspond to each other, and the through holes 31 of the formworks 3 are uniformly distributed in the vertical direction and the horizontal direction. Penetrate splice bar 4 in two through-holes 31 that correspond, the screw-thread steel is chooseed for use to splice bar 4, and the both ends of splice bar 4 all are located the space outside that template 3 encloses.
The rubber pad 41 is sleeved outside the connecting rib 4, glue is applied to the side, facing the template 3, of the rubber pad 41, the rubber pad 41 is pressed on the template 3, and the through hole 31 is sealed. Concrete is poured into the space enclosed by the formworks 3, the formworks 3 are removed after the concrete is initially set, and the rubber pads 41 are peeled off before the formworks 3 are removed. And curing the concrete until the concrete is finally set to form the wall body 1.
S2, constructing the heat insulation board 5;
referring to fig. 2, the number of the insulation boards 5 and the arrangement positions of the insulation boards 5 are determined according to the area of the wall surface of the outdoor side of the wall body 1. The heat preservation plate 5 is sampled and lofted, the position of the connecting rib 4 on the heat preservation plate 5 is determined, and the position is drilled to form the plug hole 51. Taking the screw 52 to insert into the insulation board 5, along with the rotation of the screw 52 on the insulation board 5, the head of the screw 52 is pressed against the surface of the insulation board 5, and the tip of the screw 52 penetrates through the insulation board 5.
The same number of metal plates 411 is prepared according to the number of the tie bars 4, and the metal plates 411 may be thin steel plates. A hole having a size ratio larger than the cross section of the connection rib 4 is bored at the center of the metal plate 411.
Mortar is sprayed on the outer wall of the wall body 1, and in the actual construction process, the fine aggregate concrete can be used for replacing the mortar according to the construction requirement, and the mortar is taken as an example for explanation in the embodiment. Cup joint heated board 5 in splice bar 4 outside before the mortar initial set for splice bar 4 passes from spliced eye 51, and presses heated board 5 on the mortar surface, makes the point portion of screw 52 enter into inside the mortar.
Pat heated board 5 to with the plumb bob measure heated board 5 keep away from the straightness that hangs down of wall body 1 one side, make all heated boards 5 keep away from wall body 1 one side and be located same vertical face. The metal plate 411 is sleeved outside the connecting rib 4, the metal plate 411 is pressed to be abutted against the heat insulation plate 5, and the metal plate 411 and the connecting rib 4 are welded and fixed.
The joint positions of the adjacent insulation boards 5 are glued to form adhesive strips 53, and all the insulation boards 5 are connected into a whole. And (3) coating waterproof paint on one side of the heat insulation plate 5, which is far away from the wall body 1, and covering the metal plate 411 with the waterproof paint. And forming a waterproof layer 6 after the waterproof coating is dried, and forming an interface mortar layer 11 after the mortar is finally set.
S3, constructing a protective layer 7;
one side of the heat insulation board 5 far away from the wall body 1 is covered with a steel wire mesh 71, the steel wire mesh 71 and the heat insulation board 5 are arranged at intervals, and the distance of the intervals is 10-15 mm. The steel wire mesh 71 penetrates through the connecting ribs 4, and the steel wire mesh 71 and the connecting ribs 4 are fixed in a welding mode or a binding mode by using steel wires. And (3) spraying mortar on the steel wire mesh 71, wherein the mortar enters between the steel wire mesh 71 and the waterproof layer 6 through the holes of the steel wire mesh 71 to be filled until the steel wire mesh 71 is completely covered by the mortar. And leveling the surface of the mortar by using a scraper, forming a protective layer 7 after the mortar is finally set, and embedding the steel wire mesh 71 in the protective layer 7.
The connecting ribs 4 positioned outside the protective layer 7 are cut off, and the end parts of the connecting ribs 4 are polished, so that the end parts of the connecting ribs 4 and the protective layer 7 are positioned on the same plane.
S4, constructing an anti-cracking layer;
and (3) gluing the glass fiber cloth 8 on the surface of the protective layer 7, smearing mortar on one side of the glass fiber cloth 8 away from the protective layer 7, and forming a leveling layer 81 after the mortar is finally set.
While the heat-insulating board 5 of S2 is being constructed, heat-insulating treatment can be performed on the wall body 1 toward the indoor side, and the treatment method is as follows: cutting off the connecting ribs 4 on one side of the wall body 1 facing the indoor space, and polishing the end parts of the connecting ribs 4. Cleaning the surface of the wall body 1, smearing an interface agent 9, smearing cement mortar after the interface agent 9 is dried for leveling, and forming a conversion layer 10 after the cement mortar is finally set. And coating heat-insulating paint on the surface of the conversion layer 10 to form a heat-insulating layer 101.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes in structure, shape and distance of the present invention shall be covered by the protection scope of the present invention.
Claims (7)
1. The construction process of an outer wall is characterized in that; the method comprises the following steps:
s1, pouring the wall body (1);
binding a reinforcement cage (2) above the floor slab, and supporting templates (3) at two sides of the reinforcement cage (2); the templates (3) on the two sides are respectively provided with a through hole (31), and the through holes (31) on the templates (3) on the two sides are correspondingly arranged; connecting ribs (4) penetrate into the two corresponding through holes (31), and two ends of each connecting rib (4) are positioned outside a space surrounded by the templates (3); plugging the through holes (31), and pouring concrete into a space surrounded by the template (3); after the concrete is initially set, the template (3) is removed, and the concrete is cured until the concrete is finally set to form a wall body (1);
s2, constructing the heat insulation board (5);
taking and lofting the heat-insulating plate (5), determining the position of the connecting rib (4) on the heat-insulating plate (5), and drilling the position to form a plug hole (51); taking a screw (52) to insert into the heat insulation plate (5), wherein the end part of the screw (52) penetrates through the heat insulation plate (5);
spraying mortar on the outer wall of the wall body (1), pressing the heat insulation plate (5) on the surface of the mortar before the mortar is initially set, and simultaneously enabling the connecting ribs (4) to penetrate through the inserting holes (51) so that the end parts of the screws (52) enter the mortar; sleeving a metal plate (411) outside the connecting rib (4); pressing the metal plate (411) to tightly abut against the heat insulation plate (5), and welding and fixing the metal plate (411) and the connecting ribs (4); gluing the positions between the adjacent heat insulation plates (5), and connecting all the heat insulation plates (5) into a whole; forming an interface mortar layer (11) after the mortar is finally set;
s3, constructing a protective layer (7);
one side, far away from the wall body (1), of the heat insulation plate (5) is covered with a steel wire mesh (71), and the steel wire mesh (71) and the heat insulation plate (5) are arranged at intervals; the steel wire mesh (71) penetrates through the connecting ribs (4) and fixes the steel wire mesh (71) and the connecting ribs (4); spraying mortar on the steel wire mesh (71) until the steel wire mesh (71) is completely covered by the mortar; leveling the surface of the mortar, forming a protective layer (7) after the mortar is solidified, and embedding a steel wire mesh (71) in the protective layer (7);
s4, constructing an anti-cracking layer;
and (3) gluing the glass fiber cloth (8) on the surface of the protective layer (7), smearing mortar on one side of the glass fiber cloth (8) far away from the protective layer (7), and forming a leveling layer (81) after the mortar is finally set.
2. A construction process for an external wall according to claim 1, wherein; after all the heat insulation plates (5) are connected into a whole, one side, far away from the wall body (1), of each heat insulation plate (5) is coated with waterproof paint, the metal plate (411) is covered with the waterproof paint, and a waterproof layer (6) is formed after the waterproof paint is dried.
3. A construction process for an external wall according to claim 1, wherein; in the construction of the heat insulation board (5) of S2, the heat insulation board (5) is pressed on the surface of mortar, the heat insulation board (5) is beaten, the plumbness of one side of the heat insulation board (5) far away from the wall body (1) is measured by a plumb bob, and one side of all the heat insulation boards (5) far away from the wall body (1) is located on the same vertical plane.
4. A construction process for an external wall according to claim 1, wherein; in the construction of the protective layer (7) of S3, after mortar is solidified, cutting off the connecting ribs (4) outside the protective layer (7), and polishing the end parts of the connecting ribs (4) to enable the end parts of the connecting ribs (4) and the protective layer (7) to be located on the same plane.
5. A construction process for an external wall according to claim 1, wherein; in the pouring of the wall body (1) of S1, when the through hole (31) is plugged, the rubber pad (41) is taken and sleeved outside the connecting rib (4), and the connecting rib (4) penetrates through the middle part of the rubber pad (41); glue is smeared on one side of the rubber pad (41) facing the template (3), and the rubber pad (41) is pressed on the template (3).
6. A construction process for an external wall according to claim 1, wherein; in the pouring of the wall body (1) of S1, the connecting ribs (4) are made of deformed steel bars.
7. A construction process for an external wall according to claim 1, wherein; in the construction of the heat preservation plate (5) of S2, the heat preservation plate (5) is constructed on the side, facing the outdoor, of the wall body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910675663.6A CN110397180B (en) | 2019-07-25 | 2019-07-25 | Construction process of outer wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910675663.6A CN110397180B (en) | 2019-07-25 | 2019-07-25 | Construction process of outer wall |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110397180A CN110397180A (en) | 2019-11-01 |
| CN110397180B true CN110397180B (en) | 2021-04-27 |
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| CN110820969A (en) * | 2019-11-20 | 2020-02-21 | 崔轩 | Waterproof anti insulation construction that splits of building outer wall |
| CN115557742A (en) * | 2022-10-27 | 2023-01-03 | 青岛青建新型材料集团有限公司 | Anti-falling concrete wall body layer and preparation method thereof |
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| CN100489208C (en) * | 2005-06-09 | 2009-05-20 | 黄振利 | Concrete combined casting polyphenyl board external insulation plastering surface brick wall construction method |
| CN103321319A (en) * | 2013-06-13 | 2013-09-25 | 张家港长盛伟业建材有限公司 | Thermal insulation wall body |
| CN204343482U (en) * | 2014-09-15 | 2015-05-20 | 中天联合节能建设发展(天津)股份有限公司 | A kind of waterproof thermal-insulated anti-cracking wall body structure |
| CN105421616A (en) * | 2015-12-04 | 2016-03-23 | 吉林省豫王建能实业股份有限公司 | Exterior wall water resisting and heat insulating integrated construction method |
| KR101928041B1 (en) * | 2017-07-07 | 2018-12-11 | 삼표피앤씨 주식회사 | Construction method of building structure using exterior insulation material wall module |
| CN208981543U (en) * | 2018-07-27 | 2019-06-14 | 山东聊建金明建筑装饰工程有限公司 | A kind of exterior wall heat-preserving system |
| CN109838001B (en) * | 2019-01-11 | 2020-07-10 | 温州东联市政工程有限公司 | Building heat-insulation outer wall structure and construction method thereof |
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