CN113323430A - Energy-saving reconstruction structure of outer wall of low-rise building and construction method - Google Patents
Energy-saving reconstruction structure of outer wall of low-rise building and construction method Download PDFInfo
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- CN113323430A CN113323430A CN202110466170.9A CN202110466170A CN113323430A CN 113323430 A CN113323430 A CN 113323430A CN 202110466170 A CN202110466170 A CN 202110466170A CN 113323430 A CN113323430 A CN 113323430A
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- 238000010276 construction Methods 0.000 title claims abstract description 12
- 238000009413 insulation Methods 0.000 claims abstract description 83
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 76
- 239000010959 steel Substances 0.000 claims abstract description 76
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 20
- 238000009434 installation Methods 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims description 19
- 238000010521 absorption reaction Methods 0.000 claims description 5
- 239000004793 Polystyrene Substances 0.000 claims description 4
- 239000003973 paint Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 229920002223 polystyrene Polymers 0.000 claims description 4
- 229920002635 polyurethane Polymers 0.000 claims description 4
- 239000004814 polyurethane Substances 0.000 claims description 4
- 241000755266 Kathetostoma giganteum Species 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 230000004048 modification Effects 0.000 claims description 3
- 238000012986 modification Methods 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 230000009466 transformation Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 4
- 238000004321 preservation Methods 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
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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
- E04B1/38—Connections for building structures in general
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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
- E04B1/70—Drying or keeping dry, e.g. by air vents
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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
- E04B1/88—Insulating elements for both heat and sound
- E04B1/90—Insulating elements for both heat and sound slab-shaped
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0296—Repairing or restoring facades
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/90—Passive houses; Double facade technology
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Acoustics & Sound (AREA)
- Building Environments (AREA)
Abstract
The invention relates to an energy-saving reconstruction structure of an outer wall of a low-rise building and a construction method, wherein the energy-saving reconstruction structure comprises the following components: be fixed in the pressure equipment module of wall body, the pressure equipment module includes: the supporting device comprises a plurality of supporting cross beams and a plurality of positioning longitudinal beams, wherein the supporting cross beams are distributed in the direction parallel to the horizontal plane and are arranged in the height direction of a wall body, the positioning longitudinal beams are locked with the supporting cross beams and are arranged in the width direction of the wall body, and a plurality of positioning mounting grooves are formed between the supporting cross beams and the positioning longitudinal beams; the heat insulation plate group is embedded in the positioning installation groove; the steel wire mesh layer penetrates through the positioning longitudinal beam and is covered and compressed on the heat insulation plate group; and an anti-crack mortar layer. Carry out spacing and location to insulation board group through the location mounting groove to avoided insulation board group to take place the dislocation when the installation, it is taut after passing the location longeron in proper order through the steel wire net check layer, make the steel wire net check layer tighten insulation board group, thereby form inseparable connection structure with pressure equipment module, insulation board group and wire net check layer, avoid insulation board group to break away from the wall body.
Description
Technical Field
The invention relates to the technical field of building modification, in particular to an energy-saving modified structure of an outer wall of a low-rise building and a construction method.
Background
The old house reconstruction is an important work in urban construction planning, and the outer wall heat preservation reconstruction is an important part in the old house reconstruction process so as to reduce the heat loss of the outer wall body and provide a good living environment for residents in the old house.
At present, to the mode of laying the heated board of the major adoption of external wall insulation, it has heated board, net cloth and mortar layer to bond in proper order on the external wall surface, at the in-process of laying the heated board, is a plurality of cubic with the heated board according to the outer wall size cutting, arranges the heated board after a plurality of cutting in proper order and bonds on the outer wall to use expansion bolts and plastic pad to anchor seam all around the heated board and the heated board in the middle of, guarantee the joint strength between heated board and the outer wall. However, in the construction process, the situation that the insulation board is easy to misplace or adhere is not firm, so that the installation is inconvenient, and the insulation quality is influenced.
Disclosure of Invention
In order to solve the technical problems, the invention provides an energy-saving reconstruction structure of an outer wall of a low-rise building and a construction method, and the energy-saving reconstruction structure has the advantages of convenience in installation and improvement of heat insulation effect.
In order to achieve the purpose, the technical scheme of the invention is as follows:
an energy-saving improved structure of an outer wall of a low-rise building comprises:
be fixed in the pressure equipment module of wall body, the pressure equipment module includes: the supporting device comprises a plurality of supporting cross beams and a plurality of positioning longitudinal beams, wherein the supporting cross beams are distributed in the direction parallel to the horizontal plane and are arranged in the height direction of a wall body, the positioning longitudinal beams are locked with the supporting cross beams and are arranged in the width direction of the wall body, and a plurality of positioning mounting grooves are formed between the supporting cross beams and the positioning longitudinal beams;
the heat insulation plate group is embedded in the positioning installation groove and is bonded to the wall body;
the steel wire mesh layer penetrates through the positioning longitudinal beam and is covered and compressed on the heat insulation plate group; and the number of the first and second groups,
and the anti-crack mortar layer is coated on the surface of the steel wire mesh layer.
Realize above-mentioned technical scheme, the location mounting groove that forms on the pressure equipment template provides installation space for insulation board group, and carry out spacing and location to insulation board group, thereby avoided insulation board group to take place the dislocation when the installation, at first make insulation board group and wall body bond mutually through sticky mode afterwards, it is taut after passing the location longeron in proper order with the steel wire net layer again, make the steel wire net layer tighten insulation board group, thereby with the pressure equipment module, insulation board group and steel wire net check layer form inseparable connection structure, avoid insulation board group to break away from the wall body, the rethread crack resistant mortar layer forms complete heat preservation wall face, thereby thermal insulation performance has been improved.
As a preferable aspect of the present invention, the positioning side member includes: the steel wire mesh layer is embedded in the positioning groove steel, the positioning groove steel is fixed on the wall body, and the sealing rib plate is embedded in the positioning groove steel and is provided with a positioning long groove for the steel wire mesh layer to penetrate through.
As a preferable aspect of the present invention, the positioning channel steel includes: the heat insulation plate comprises a connecting bottom plate, limiting side plates arranged on two sides of the connecting bottom plate and a positioning rib plate arranged in the middle of the connecting bottom plate, wherein the positioning long groove is formed in the positioning rib plate, and the height of each limiting side plate is smaller than the thickness of the heat insulation plate group.
In a preferred embodiment of the present invention, the connecting bottom plate and the supporting beam are fixed to a wall body by expansion bolts.
As a preferable aspect of the present invention, the sealing rib includes: the base plate and the press-fitting convex block are fixed on the base plate and embedded between the limiting side plate and the positioning rib plate.
According to the technical scheme, the steel wire mesh layer is arranged in the positioning long groove in a penetrating mode, the sealing rib plates are clamped and embedded in the positioning channel steel after the steel wire mesh layer is initially tensioned, the steel wire mesh layer is pressed and fastened by the press-fitting protruding blocks, the heat insulation plate groups can be tightly attached to the limiting side plates, and the overall heat insulation performance of the wall body is improved.
As a preferred scheme of the invention, a plurality of locking bosses are arranged on the connecting bottom plate, a plurality of positioning holes matched with the locking bosses are arranged on the press-fitting bosses, and the sealing rib plate and the positioning channel steel are fixed through flat-head bolts.
According to the technical scheme, the sealing rib plates are positioned by matching the locking bosses and the positioning holes, and the mounting precision is improved.
As a preferable scheme of the invention, two ends of the positioning longitudinal beam are provided with connecting seal plates, and the connecting seal plates are provided with locking holes for connecting with the bearing cross beam.
Realize above-mentioned technical scheme, be convenient for to be connected with the bearing crossbeam through connecting the shrouding.
As a preferred scheme of the invention, the heat insulation plate group comprises a polyurethane plate, a foam cotton layer, a polystyrene plate and a moisture absorption sound insulation plate which are sequentially compounded from inside to outside.
By adopting the technical scheme, the heat insulation plate group can integrate heat insulation, sound insulation and moisture absorption.
On the other hand, the invention also provides a construction method of the energy-saving reconstruction structure of the outer wall of the low-rise building, wherein the method is used for forming the energy-saving reconstruction structure according to any one of the technical schemes, and comprises the following steps:
cutting a bearing cross beam, a positioning longitudinal beam and a heat insulation plate group with corresponding sizes according to the size of a wall body for later use;
step two, assembling the bearing beam and the positioning channel steel on the wall body in sequence from the bottom of the wall body to form a complete press-fitting module;
thirdly, embedding the cut insulation board groups in the positioning mounting grooves in sequence and bonding the insulation board groups with the wall;
fourthly, sequentially penetrating the steel wire mesh layers through the positioning channel steel, and clamping and embedding the sealing rib plates on the positioning channel steel to tightly press the steel wire mesh layers to tighten the heat insulation plate group after the steel wire mesh layers are in a tensioned state;
and fifthly, coating anti-crack mortar outside the steel wire mesh grid layer, and spraying decorative paint after the anti-crack mortar is dried to form an anti-crack mortar layer.
As a preferable scheme of the invention, in the third step, when each insulation board group is installed, a layer of glue is smeared at the corresponding position of the wall body.
In conclusion, the invention has the following beneficial effects:
the embodiment of the invention provides an energy-saving reconstruction structure and a construction method for an outer wall of a low-rise building, wherein the energy-saving reconstruction structure comprises the following components: be fixed in the pressure equipment module of wall body, the pressure equipment module includes: the supporting device comprises a plurality of supporting cross beams and a plurality of positioning longitudinal beams, wherein the supporting cross beams are distributed in the direction parallel to the horizontal plane and are arranged in the height direction of a wall body, the positioning longitudinal beams are locked with the supporting cross beams and are arranged in the width direction of the wall body, and a plurality of positioning mounting grooves are formed between the supporting cross beams and the positioning longitudinal beams; the heat insulation plate group is embedded in the positioning installation groove and is bonded to the wall body; the steel wire mesh layer penetrates through the positioning longitudinal beam and is covered and compressed on the heat insulation plate group; and the anti-crack mortar layer is coated on the surface of the steel wire mesh grid layer. The utility model discloses a thermal insulation board group, including the thermal insulation board group, the thermal insulation board group is including the steel wire net layer, the locating installation groove that forms on the pressure equipment template provides installation space for the thermal insulation board group, and carry out spacing and location to the thermal insulation board group, thereby avoided the thermal insulation board group to take place the dislocation when the installation, at first make thermal insulation board group and wall body bond mutually through sticky mode afterwards, it is taut after passing the location longeron in proper order with the steel wire net layer again, make the steel wire net layer tighten thermal insulation board group, thereby with the pressure equipment module, thermal insulation board group and steel wire net check layer form inseparable connection structure, avoid thermal insulation board group to break away from the wall body, the rethread anti crack mortar layer forms complete heat preservation wall, thereby thermal insulation performance has been improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a front view illustrating the removal of an anti-crack mortar layer according to a first embodiment of the present invention.
Fig. 2 is a sectional view taken along a-a in fig. 1.
Fig. 3 is an exploded view of a support beam and a positioning beam according to an embodiment of the present invention.
Fig. 4 is a schematic structural view of a positioning channel steel in an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a sealing rib in an embodiment of the invention.
The corresponding part names indicated by the numbers and letters in the drawings:
1. pressing the module; 11. supporting the beam; 12. positioning the longitudinal beam; 121. positioning channel steel; 1211. connecting the bottom plate; 1212. a limiting side plate; 1213. positioning a rib plate; 1214. positioning the long groove; 1215. locking the boss; 122. sealing the rib plate; 1221. a substrate; 1222. pressing the bumps; 1223. positioning holes; 123. connecting a sealing plate; 1231. a locking hole; 13. positioning the mounting groove; 2. a heat insulation plate group; 21. a polyurethane board; 22. soaking a cotton layer; 23. a polystyrene board; 24. a moisture absorbing and sound insulating board; 3. a steel wire mesh layer; 4. an anti-crack mortar layer; 5. a wall body.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
An energy-saving reconstruction structure for an external wall of a low-rise building, as shown in fig. 1 to 5, comprises: be fixed in the pressure equipment module 1 of wall body 5, pressure equipment module 1 includes: the supporting device comprises a plurality of supporting cross beams 11 which are distributed in the direction parallel to the horizontal plane and are arranged in the height direction of the wall body 5, and a plurality of positioning longitudinal beams 12 which are locked with the supporting cross beams 11 and are arranged in the width direction of the wall body 5, wherein a plurality of positioning installation grooves 13 are formed between the supporting cross beams 11 and the positioning longitudinal beams 12; the heat insulation plate group 2 is embedded in the positioning installation groove 13 and is adhered to the wall body 5; the steel wire mesh layer 3 penetrates through the positioning longitudinal beam 12 and is covered and compressed on the heat insulation plate group 2; and the anti-crack mortar layer 4 is coated on the surface of the steel wire mesh layer 3.
Specifically, the positioning stringer 12 includes: be fixed in the location channel-section steel 121 of wall body 5 and inlay the sealed floor 122 of locating in channel-section steel 121, sealed floor 122 is fixed mutually with location channel-section steel 121, and sets up the location elongated slot 1214 that supplies steel wire mesh layer 3 to pass in the channel-section steel 121 of location, and location channel-section steel 121 includes: the connecting bottom plate 1211, limiting side plates 1212 arranged at two sides of the connecting bottom plate 1211 and positioning ribbed plates 1213 arranged at the middle part of the connecting bottom plate 1211, wherein the positioning elongated slot 1214 is formed in the positioning ribbed plates 1213, the height of the limiting side plates 1212 is smaller than the thickness of the insulation board group 2, and the connecting bottom plate 1211 and the bearing beam 11 are fixed on the wall body 5 through expansion bolts; the sealing rib 122 includes: the base plate 1221, and the pressure equipment lug 1222 that is fixed in base plate 1221 and inlays and locates between spacing curb plate 1212 and location floor 1213.
The steel wire mesh layer 3 penetrates through the positioning long groove 1214, the sealing rib plates 122 are clamped and embedded in the positioning channel steel 121 after the steel wire mesh layer 3 is initially tensioned, the steel wire mesh layer 3 is pressed and fixed by the press-fitting bumps 1222, and the heat insulation plate group 2 can be tightly attached to the limiting side plate 1212, so that the overall heat insulation performance of the wall body 5 is improved; in this embodiment, the supporting beam 11 and the sealing ribs 122 may be made of a phenolic insulating material to improve the insulating performance.
Furthermore, a plurality of locking bosses 1215 are arranged on the connecting bottom plate 1211, a plurality of positioning holes 1223 matched with the locking bosses 1215 are arranged on the press-fitting projections 1222, the sealing rib plate 122 and the positioning channel steel 121 are fixed through flat-head bolts, and the locking bosses 1215 are matched with the positioning holes 1223 to position the sealing rib plate 122, so that the mounting precision is improved.
And the two ends of the positioning longitudinal beam 12 are provided with connecting seal plates 123, the connecting seal plates 123 are provided with locking holes 1231 used for being connected with the bearing beam 11, the connecting seal plates 123 are convenient to be connected with the bearing beam 11, and the connecting seal plates 123 and the bearing beam 11 are fixed through screw locking.
The heat insulation plate group 2 comprises a polyurethane plate 21, a foam layer 22, a polystyrene plate 23 and a moisture absorption sound insulation plate 24 which are sequentially compounded from inside to outside, so that the heat insulation plate group 2 can integrate heat insulation, sound insulation and moisture absorption.
For insulation board group 2 provides the installation space through the location mounting groove 13 that forms on the pressure equipment template, and carry out spacing and location to insulation board group 2, thereby avoided insulation board group 2 to take place the dislocation when the installation, at first make insulation board group 2 and wall body 5 bond mutually through sticky mode afterwards, it is taut after 12 with steel wire mesh layer 3 passes location longeron in proper order again, make steel wire mesh layer 3 tighten insulation board group 2, thereby with pressure equipment module 1, insulation board group 2 and steel wire mesh layer 3 form inseparable connection structure, avoid insulation board group 2 to break away from wall body 5, the rethread is anti to crack mortar layer 4 and is formed complete heat preservation wall, thereby thermal insulation performance has been improved.
Example two
A construction method of an energy-saving reconstruction structure of an outer wall of a low-rise building is used for forming the energy-saving reconstruction structure in the first embodiment and comprises the following steps:
step one, cutting the supporting cross beam 11, the positioning longitudinal beam 12 and the heat insulation plate group 2 with corresponding sizes according to the size of the wall body 5 for later use.
And step two, assembling the bearing beam 11 and the positioning channel steel 121 on the wall body 5 in sequence from the bottom of the wall body 5 to form the complete press-fitting module 1.
And step three, sequentially embedding the cut insulation board groups 2 in the positioning installation grooves 13, bonding the insulation board groups with the wall body 5, and smearing a layer of glue at the corresponding position of the wall body 5 when installing one insulation board group 2.
And step four, sequentially penetrating the steel wire mesh layers 3 through the positioning channel steel 121, clamping and embedding the sealing rib plates 122 on the positioning channel steel 121 after the steel wire mesh layers are in a tensioned state, pressing the steel wire mesh layers 3 tightly to tighten the heat insulation plate group 2, and fixing the steel wire mesh layers 3 on the positioning channel steel 121 positioned on two sides of the wall body 5 through bolts during installation.
And fifthly, coating anti-crack mortar outside the steel wire mesh layer 3, spraying decorative paint after the anti-crack mortar is dried to form an anti-crack mortar layer 4, wherein the color of the decorative paint can be selected according to requirements.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a low-rise building outer wall energy-saving transformation structure which characterized in that includes:
be fixed in the pressure equipment module of wall body, the pressure equipment module includes: the supporting device comprises a plurality of supporting cross beams and a plurality of positioning longitudinal beams, wherein the supporting cross beams are distributed in the direction parallel to the horizontal plane and are arranged in the height direction of a wall body, the positioning longitudinal beams are locked with the supporting cross beams and are arranged in the width direction of the wall body, and a plurality of positioning mounting grooves are formed between the supporting cross beams and the positioning longitudinal beams;
the heat insulation plate group is embedded in the positioning installation groove and is bonded to the wall body;
the steel wire mesh layer penetrates through the positioning longitudinal beam and is covered and compressed on the heat insulation plate group; and the number of the first and second groups,
and the anti-crack mortar layer is coated on the surface of the steel wire mesh layer.
2. The exterior wall energy-saving modification structure for low-rise buildings according to claim 1, wherein the positioning longitudinal beam comprises: the steel wire mesh layer is embedded in the positioning groove steel, the positioning groove steel is fixed on the wall body, and the sealing rib plate is embedded in the positioning groove steel and is provided with a positioning long groove for the steel wire mesh layer to penetrate through.
3. The exterior wall energy-saving reconstruction structure for the low-rise building according to claim 2, wherein the positioning channel steel comprises: the heat insulation plate comprises a connecting bottom plate, limiting side plates arranged on two sides of the connecting bottom plate and a positioning rib plate arranged in the middle of the connecting bottom plate, wherein the positioning long groove is formed in the positioning rib plate, and the height of each limiting side plate is smaller than the thickness of the heat insulation plate group.
4. The exterior wall energy-saving modified structure of the low-rise building as claimed in claim 3, wherein the connecting bottom plate and the supporting beam are fixed on the wall body through expansion bolts.
5. The exterior wall energy-saving modified structure of a low-rise building according to claim 3 or 4, wherein the sealing rib comprises: the base plate and the press-fitting convex block are fixed on the base plate and embedded between the limiting side plate and the positioning rib plate.
6. The energy-saving reconstruction structure for the outer wall of the low-rise building as claimed in claim 5, wherein a plurality of locking bosses are arranged on the connecting bottom plate, a plurality of positioning holes matched with the locking bosses are arranged on the press-fitting bosses, and the sealing rib plates are fixed with the positioning channel steel through flat-head bolts.
7. The energy-saving reconstruction structure for the outer wall of the low-rise building as claimed in claim 6, wherein connecting seal plates are arranged at two ends of the positioning longitudinal beam, and locking holes for connecting with the supporting beam are formed in the connecting seal plates.
8. The energy-saving reconstructed structure of the exterior wall of the low-rise building according to claim 1, wherein the heat insulation board group comprises a polyurethane board, a foam layer, a polystyrene board and a moisture absorption sound insulation board which are sequentially compounded from inside to outside.
9. A construction method of an energy-saving reconstruction structure of an outer wall of a low-rise building, which is used for forming the energy-saving reconstruction structure of any one of claims 1 to 8, and which comprises:
cutting a bearing cross beam, a positioning longitudinal beam and a heat insulation plate group with corresponding sizes according to the size of a wall body for later use;
step two, assembling the bearing beam and the positioning channel steel on the wall body in sequence from the bottom of the wall body to form a complete press-fitting module;
thirdly, embedding the cut insulation board groups in the positioning mounting grooves in sequence and bonding the insulation board groups with the wall;
fourthly, sequentially penetrating the steel wire mesh layers through the positioning channel steel, and clamping and embedding the sealing rib plates on the positioning channel steel to tightly press the steel wire mesh layers to tighten the heat insulation plate group after the steel wire mesh layers are in a tensioned state;
and fifthly, coating anti-crack mortar outside the steel wire mesh grid layer, and spraying decorative paint after the anti-crack mortar is dried to form an anti-crack mortar layer.
10. The construction method of the energy-saving reconstruction structure for the outer wall of the low-rise building according to claim 9, wherein in the third step, when one heat insulation plate group is installed, a layer of glue is coated at the corresponding position of the wall body.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114109067A (en) * | 2021-12-15 | 2022-03-01 | 长江师范学院 | Protection and reinforcement method for old wall |
CN114775946A (en) * | 2022-05-07 | 2022-07-22 | 中建八局南方建设有限公司 | Sound-absorbing heat-insulating hanging wallboard structure and construction method thereof |
CN115370181A (en) * | 2022-09-22 | 2022-11-22 | 中国五冶集团有限公司 | Energy-saving and decoration integrated wall body transformation structure |
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CN201991102U (en) * | 2010-12-07 | 2011-09-28 | 北京城建建设工程有限公司 | Fire-proof fire retardation cement calcium silicate board thermal-insulation wall |
CN109339293A (en) * | 2018-12-03 | 2019-02-15 | 云南福英豪装饰工程有限公司 | A kind of heat-insulating and fire-proof partition wall |
CN211080781U (en) * | 2019-10-26 | 2020-07-24 | 北京建工新型建材有限责任公司 | Reinforced structure of wire net |
CN212358930U (en) * | 2020-01-13 | 2021-01-15 | 山东国建工程集团有限公司 | Moisture-proof heat-insulation board for external wall of building |
CN212984239U (en) * | 2020-06-19 | 2021-04-16 | 河南国盛泰新能源科技有限公司 | Assembled anti-drop heated board |
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2021
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CN201991102U (en) * | 2010-12-07 | 2011-09-28 | 北京城建建设工程有限公司 | Fire-proof fire retardation cement calcium silicate board thermal-insulation wall |
CN109339293A (en) * | 2018-12-03 | 2019-02-15 | 云南福英豪装饰工程有限公司 | A kind of heat-insulating and fire-proof partition wall |
CN211080781U (en) * | 2019-10-26 | 2020-07-24 | 北京建工新型建材有限责任公司 | Reinforced structure of wire net |
CN212358930U (en) * | 2020-01-13 | 2021-01-15 | 山东国建工程集团有限公司 | Moisture-proof heat-insulation board for external wall of building |
CN212984239U (en) * | 2020-06-19 | 2021-04-16 | 河南国盛泰新能源科技有限公司 | Assembled anti-drop heated board |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114109067A (en) * | 2021-12-15 | 2022-03-01 | 长江师范学院 | Protection and reinforcement method for old wall |
CN114775946A (en) * | 2022-05-07 | 2022-07-22 | 中建八局南方建设有限公司 | Sound-absorbing heat-insulating hanging wallboard structure and construction method thereof |
CN115370181A (en) * | 2022-09-22 | 2022-11-22 | 中国五冶集团有限公司 | Energy-saving and decoration integrated wall body transformation structure |
CN115370181B (en) * | 2022-09-22 | 2023-08-18 | 中国五冶集团有限公司 | Energy-saving decoration integrated wall body reconstruction structure |
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