CN216516298U - Double-layer plastering heat-insulation fireproof system for outer wall in severe cold area - Google Patents
Double-layer plastering heat-insulation fireproof system for outer wall in severe cold area Download PDFInfo
- Publication number
- CN216516298U CN216516298U CN202123091380.9U CN202123091380U CN216516298U CN 216516298 U CN216516298 U CN 216516298U CN 202123091380 U CN202123091380 U CN 202123091380U CN 216516298 U CN216516298 U CN 216516298U
- Authority
- CN
- China
- Prior art keywords
- layer
- wall
- heat
- plastering
- severe cold
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/244—Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires
Abstract
The utility model provides a double-deck heat preservation fire protection system that plasters of severe cold district outer wall, includes outer wall, tie coat, inboard boundary layer, heat preservation structure, outside boundary layer, inboard plastering layer, anchor assembly and inoxidizing coating structure that from interior to exterior set gradually, and the inoxidizing coating structure includes outside plastering layer and finish coat, and the heat preservation structure includes polyurethane rock wool sandwich layer, outsourcing dampproofing rete and fire prevention curb plate surface course. According to the utility model, the polyurethane rock wool composite board is improved, so that on one hand, soft rock wool can be changed into a block material capable of being hung in a dry mode, the fixation is firm, the fireproof performance is enhanced, and the flame retardant performance is good; on the other hand, the pollution phenomenon of rock wool is overcome during construction, and alkali-resistant glass fiber mesh cloth is pressed in the middle of the two rendering coats, so that on one hand, the heat insulation performance of the wall is enhanced, and on the other hand, the heat insulation and crack resistance possibility brought by the temperature difference in severe cold regions is resisted. The construction is convenient and fast, the material is light, the construction is safe, the construction is firm, durable and economical, the fireproof performance is good, and the fireproof paint is suitable for cold areas and severe cold areas.
Description
Technical Field
The utility model relates to an external wall heat insulation system, in particular to a wall heat insulation fireproof structure in severe cold regions.
Background
At present, an outer wall heat insulation structure is generally formed by compounding polymer mortar, glass fiber gridding cloth, an outer wall flame-retardant heat insulation board or a fireproof heat insulation board and the like, general composite board improvement starts from the self composition of the heat insulation board, for example, a polyurethane rock wool composite board which has a better prospect at present is widely applied to heat insulation engineering outside buildings, and particularly is widely applied to cold and severe cold areas in northern areas and the like.
The polyurethane rock wool composite board takes vertical-filament rock wool as a core material, hard-foam polyurethane and rock wool are fused into a whole through a continuous foaming technology, and a novel fireproof heat-preservation wall material formed in one step by combining an upper outer surface and a lower outer surface into a boundary-reinforced coiled material can be used at present. And in the external wall insulation system that needs the fire prevention requirement very high, thermal insulation performance requires highly, will accelerate the construction progress again simultaneously, ordinary polyurethane rock wool composite sheet can't satisfy actual need yet.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a double-layer plastering heat-insulation fireproof system for an outer wall in a severe cold region, and aims to solve the technical problem that the existing polyurethane rock wool composite board cannot meet the actual requirement in an outer wall heat-insulation system which has high fireproof requirement and high heat-insulation performance requirement and can also accelerate the construction progress.
In order to realize the purpose, the utility model adopts the following technical scheme:
a double-layer plastering heat-insulation fireproof system for an outer wall in a severe cold area comprises the outer wall, a bonding layer, an inner side interface layer, a heat-insulation layer structure, an outer side interface layer, an inner side plastering layer, an anchoring piece and a protective layer structure which are arranged from inside to outside in sequence, wherein the protective layer structure comprises the outer side plastering layer and a decorative layer,
the inner side surface of the heat insulation layer structure is fully coated with an inner side interface layer, the inner side surface of the inner side interface layer is bonded with the outer wall through a fully coated bonding layer,
the outer surface of the heat-insulating layer structure is fully coated with an outer boundary layer, the outer side of the outer boundary layer is fully coated with an inner plastering layer,
the anchoring pieces are uniformly distributed on the outer wall, the anchoring pieces are nailed into the layers from the inner side plastering layer from outside to inside until the anchoring pieces are anchored into the outer wall,
the outer sides of the anchoring piece and the inner side plastering layer are fully coated with an outer side plastering layer, the outer side of the outer side plastering layer is fully paved with a decorative layer,
the heat-insulating layer structure comprises a polyurethane rock wool core layer, an outer wrapping damp-proof film layer and a fireproof side plate surface layer,
the cladding of outsourcing dampproofing rete is outside at polyurethane rock wool sandwich layer, the fire prevention curb plate surface course divide establish the inside and outside both sides of outsourcing dampproofing rete and with outsourcing dampproofing rete and polyurethane rock wool sandwich layer fixed connection, inboard boundary layer is full of and is scribbled in the inboard of inboard fire prevention curb plate surface course, the outside boundary layer is full of and is scribbled in the outside of outside fire prevention curb plate surface course.
The outer wall is a concrete wall or a masonry wall.
The bonding layer is a rock wool special adhesive.
The inner side rendering coat and the outer side rendering coat are rendering coat mortar layers, or the inner side rendering coat is a heat-preservation anti-cracking mortar layer, and the outer side rendering coat is a rendering coat mortar layer.
And a layer of alkali-resistant glass fiber mesh cloth is pressed into the inner side plastering layer and the outer side plastering layer.
The fireproof side plate surface layer is a cement mortar board or a fiber cement board.
And the surface of the fireproof side plate surface layer is provided with a grid contraction joint.
The outer wrapping moisture-proof film layer is a polyvinyl chloride layer, a polyethylene layer or a pearl wool high polymer layer.
The inside and outside of the heat preservation layer structure are respectively welded with net rack layers parallel to the surface of the outer wall, and the net rack layers are connected into a whole through tie bars.
Compared with the prior art, the utility model has the following characteristics and beneficial effects:
according to the utility model, the polyurethane rock wool composite board is improved, the two sides of the polyurethane rock wool core layer are directly coated with the moisture-proof films to prevent external water vapor from entering, and meanwhile, the fireproof side plate surface layer is additionally arranged, so that on one hand, soft rock wool can be changed into a block material capable of being hung in a dry mode to be firmly fixed, the fireproof performance is enhanced, and the flame retardant property is good; on the other hand, the leveling of the follow-up interface layer is facilitated, so that the interface agent is directly contacted with the rock wool to be changed into the surface arranged on the fireproof side plate surface layer, the compatibility of the fireproof side plate surface layer and the bonding layer or the inner side plastering layer is improved, the pollution phenomenon of the rock wool is overcome during construction, the construction is convenient and fast, the material is light, the construction is safe, the rock wool is firm and durable, and the rock wool interface agent has wide popularization and application prospects.
The utility model adds an outer plastering layer on the surface of the existing inner plastering layer, an alkali-resistant glass fiber mesh is pressed between the two plastering layers, the inner plastering layer and the outer plastering layer can be both plastering mortar layers, and the inner plastering layer can also be a heat-insulating anti-cracking mortar layer, so that the heat-insulating property of the wall body is enhanced on one hand, and the heat-insulating anti-cracking possibility caused by the temperature difference in severe cold areas is resisted on the other hand.
The method has the advantages of simple and easy construction, time and labor saving, effective improvement of the construction efficiency and shortening of the construction period, and the rock wool heat-insulating material is an inorganic green building material, so that the influence of rock wool fibers on operators is reduced, no harm is caused to human bodies, no pollution is caused to the environment, the maintenance expenditure is reduced, and the service life of the external wall heat insulation is prolonged.
The utility model meets the fire-proof requirement of energy-saving heat-insulating engineering, the rock wool does not burn, does not release heat and toxic gas, can effectively prevent flame from spreading when a fire disaster occurs, and has excellent fire-proof performance.
The utility model is suitable for cold areas and severe cold areas.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of the present invention.
Reference numerals: 1-outer wall, 2-bonding layer, 3-inner side interface layer, 4-heat insulation layer structure, 41-polyurethane rock wool core layer, 42-outer wrapping damp-proof film layer, 43-fireproof side plate surface layer, 5-outer side interface layer, 6-inner side plastering layer, 7-anchoring piece, 8-protective layer structure, 81-outer side plastering layer, 82-decorative layer and 9-alkali-resistant glass fiber gridding cloth.
Detailed Description
Referring to fig. 1, the double-layer plastering heat-insulation fireproof system for the outer wall of the severe cold region comprises an outer wall 1, a bonding layer 2, an inner side interface layer 3, a heat-insulation layer structure 4, an outer side interface layer 5, an inner side plastering layer 6, an anchoring member 7 and a protective layer structure 8 which are sequentially arranged from inside to outside, wherein the protective layer structure comprises an outer side plastering layer 81 and a finishing layer 82.
The outer wall 1 is a concrete wall or a masonry wall. The bonding layer 2 is a rock wool special adhesive. The heat-insulating layer structure 4 comprises a polyurethane rock wool core layer 41, an outer wrapping moisture-proof film layer 42 and a fireproof side plate surface layer 43. The cladding of outsourcing dampproofing rete 42 is outside at polyurethane rock wool sandwich layer 41, fire prevention curb plate surface course 43 divide establish the inside and outside both sides of outsourcing dampproofing rete 42 and with outsourcing dampproofing rete 42 and polyurethane rock wool sandwich layer 41 fixed connection, inboard boundary layer 3 is scribbled in the inboard of inboard fire prevention curb plate surface course fully, outside boundary layer 5 is scribbled in the outside of outside fire prevention curb plate surface course fully.
The outer moisture-proof film 42 is made of a polymer material, such as polyvinyl chloride, polyethylene or pearl wool. The fireproof side plate surface layer 43 is a cement mortar board or a fiber cement board. In other embodiments, the surface of the fire-resistant side panel facing 43 may also be provided with a grid shrink joint, and the shrink joint is filled with a fire-resistant coating.
The inner side surface of the heat insulation layer structure 4 is fully coated with an inner side interface layer 3, and the inner side surface of the inner side interface layer 3 is bonded with the outer wall 1 through a fully coated bonding layer 2. The outer side surface of the heat-insulating layer structure 4 is fully coated with an outer side interface layer 5, and the outer side of the outer side interface layer 5 is fully coated with an inner side plastering layer 6. The inside and outside of the heat-insulating layer structure 4 can also be respectively spot-welded with net rack layers parallel to the surface of the outer wall, and the net rack layers are connected into a whole through tie bars. The net frame layer can further ensure the integral rigidity of the heat-insulating layer structure, and is limited and does not sink.
The inner side rendering coat 6 and the outer side rendering coat 81 are rendering coat mortar layers, or the inner side rendering coat 6 is a heat-insulating anti-cracking mortar layer, and the outer side rendering coat 81 is a rendering coat mortar layer. And a layer of alkali-resistant glass fiber mesh cloth 9 is pressed into the inner rendering coat 6 and the outer rendering coat 81 in a pressure-equalizing manner.
The anchoring parts 7 are uniformly distributed on the outer wall, and are nailed into the outer wall from the inner side plastering layer 6 from outside to inside to penetrate through all layers until the anchoring parts are anchored into the outer wall 1. The outside of the anchoring member 7 and the inside plastering layer 6 is fully coated with an outside plastering layer 81, and the outside of the outside plastering layer 81 is fully paved with a finishing layer 82.
The construction steps of this embodiment are as follows:
firstly, processing a heat-insulating layer structure in a factory, wherein each polyurethane rock wool core layer is covered by a special moisture-proof film, and checking whether the moisture-proof film is damaged or not before installation, and if so, adding the moisture-proof film.
And step two, cleaning the outer wall of the base layer, and chiseling and repairing all parts in place.
Coating a bonding layer on the surface of the base layer outer wall;
step four, the heat preservation structure is adopted and is pasted by supreme mode down, disperses the independent operation, but also must ensure the good interlinkage of each independent operation simultaneously, and the heat preservation structure adopts strip adhesion method or full adhesion method technique and basic level outer wall bonding: the adhered rock wool composite board is fully adhered in a strip shape, the adhering area is not less than 60%, and special mortar is filled in the board seam.
Step five, adopting an anchoring piece and a structural layer for the heat insulation layer structure: in the embodiment, the heat-insulating layer is fixed by steel expansion bolts, and each heat-insulating layer structure is generally provided with 4-6 galvanized supporting pieces or round stainless steel sheets, so that the effective depth of expansion bolts entering the wall can meet 3-5 cm. The phi 6 steel expansion bolt can only be fixed at the abutted seam of the heat insulation layer structure, and a nail can not be directly punched on the heat insulation layer structure.
And step six, hydrophobic expanded bead mortar prepared by mixing the polymer vitrified micro bubbles and the polymer cement mortar is used for plugging plate seams of the heat-insulating layer structure in time, and the sealing treatment is carried out.
Seventhly, coating the heat-preservation anti-crack mortar with the polymer on the outer side of the heat-preservation layer structure, wherein the thickness of the heat-preservation anti-crack mortar is 3-5 mm, and a layer of alkali-resistant glass fiber mesh cloth is pressed in; then, constructing a rendering coat mortar, pressing a layer of alkali-resistant glass fiber mesh cloth in the rendering coat mortar, completely wrapping the mesh in the rendering coat mortar, wherein the thickness is about 3mm, and the surface layer of the constructed mortar must be smooth; after all the plastering mortar and the gridding cloth are paved, standing and maintaining for at least 24h, and then carrying out construction of the next procedure. The mesh cloth should be laid transversely, and the left and right of the lap joint width should not be less than 60mm, and the upper and lower should not be less than 60 mm. Carrying out double-layer mesh cloth reinforcing lap joint treatment on the external corner; common lapping treatment of internal corners; the periphery of the window is reinforced by the reverse-wrapped gridding cloth.
The anti-crack mortar is formed by uniformly mixing cement, quartz sand, polymer cementing material and a plurality of additives through a machine, wherein the plastering mortar is anti-crack inorganic dry powder plastering mortar, is used for embedding glass fiber gridding cloth in an external thermal insulation system of an external wall and forms a protective surface layer.
And step eight, constructing a finish coat after the mortar is maintained for 24 hours and reaches certain strength.
Claims (9)
1. The utility model provides a double-deck heat preservation fire protection system that plasters of severe cold district outer wall which characterized in that: comprises an outer wall (1), an adhesive layer (2), an inner side interface layer (3), a heat-insulating layer structure (4), an outer side interface layer (5), an inner side plastering layer (6), an anchoring piece (7) and a protective layer structure (8) which are arranged from inside to outside in sequence, wherein the protective layer structure comprises an outer side plastering layer (81) and a decorative layer (82),
the inner side surface of the heat insulation layer structure (4) is fully coated with an inner side interface layer (3), the inner side surface of the inner side interface layer (3) is bonded with the outer wall (1) through a fully coated bonding layer (2),
the outer side surface of the heat-insulating layer structure (4) is fully coated with an outer side interface layer (5), the outer side of the outer side interface layer (5) is fully coated with an inner side rendering coat (6),
the anchoring pieces (7) are uniformly distributed on the outer wall, are nailed into the layers from the outside to the inside of the plastering layer (6) on the inner side and penetrate through the layers until the anchoring pieces are anchored into the outer wall (1),
the outer sides of the anchoring piece (7) and the inner side rendering coat (6) are fully coated with an outer side rendering coat (81), the outer side of the outer side rendering coat (81) is fully paved with a finishing coat (82),
the heat-insulating layer structure (4) comprises a polyurethane rock wool core layer (41), an outer wrapping moisture-proof film layer (42) and a fireproof side plate surface layer (43),
the cladding of outsourcing dampproofing rete (42) is outside at polyurethane rock wool sandwich layer (41), fire prevention curb plate surface course (43) are established respectively in the inside and outside both sides of outsourcing dampproofing rete (42) and with outsourcing dampproofing rete (42) and polyurethane rock wool sandwich layer (41) fixed connection, inboard boundary layer (3) are scribbled in the inboard of inboard fire prevention curb plate surface course fully, outside boundary layer (5) are scribbled in the outside of outside fire prevention curb plate surface course fully.
2. The double-layer plastering heat-insulating fireproof system for the external wall of the severe cold region according to claim 1, which is characterized in that: the outer wall (1) is a concrete wall or a masonry wall.
3. The double-layer plastering heat-insulating fireproof system for the external wall of the severe cold region according to claim 1, which is characterized in that: the bonding layer (2) is a rock wool special adhesive.
4. The double-layer plastering heat-insulating fireproof system for the external wall of the severe cold region according to claim 1, which is characterized in that: the inner side rendering coat (6) and the outer side rendering coat (81) are rendering coat mortar layers, or the inner side rendering coat (6) is a heat-preservation anti-cracking mortar layer, and the outer side rendering coat (81) is a rendering coat mortar layer.
5. The double-layer plastering heat-insulating fireproof system for the outer wall of the severe cold region according to claim 1 or 4, wherein: and a layer of alkali-resistant glass fiber mesh cloth (9) is uniformly pressed into the inner side rendering coat (6) and the outer side rendering coat (81).
6. The double-layer plastering heat-insulating fireproof system for the external wall of the severe cold region according to claim 1, which is characterized in that: the fireproof side plate surface layer (43) is a cement mortar board or a fiber cement board.
7. The double-layer plastering heat-insulating fireproof system for the external wall of the severe cold region according to claim 6, wherein: and grid contraction joints are arranged on the surfaces of the fireproof side plate surface layers (43).
8. The double-layer plastering heat-insulating fireproof system for the outer wall of the severe cold region as claimed in claim 1, 6 or 7, wherein: the outer wrapping moisture-proof film layer (42) is a polyvinyl chloride layer, a polyethylene layer or a pearl wool high polymer layer.
9. The double-layer plastering heat-insulating fireproof system for the external wall of the severe cold region according to claim 1, which is characterized in that: the inner side and the outer side of the heat-insulating layer structure (4) are respectively welded with net rack layers parallel to the surface of the outer wall in a spot welding mode, and the net rack layers are connected into a whole through tie bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123091380.9U CN216516298U (en) | 2021-12-10 | 2021-12-10 | Double-layer plastering heat-insulation fireproof system for outer wall in severe cold area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123091380.9U CN216516298U (en) | 2021-12-10 | 2021-12-10 | Double-layer plastering heat-insulation fireproof system for outer wall in severe cold area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216516298U true CN216516298U (en) | 2022-05-13 |
Family
ID=81469320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123091380.9U Active CN216516298U (en) | 2021-12-10 | 2021-12-10 | Double-layer plastering heat-insulation fireproof system for outer wall in severe cold area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216516298U (en) |
-
2021
- 2021-12-10 CN CN202123091380.9U patent/CN216516298U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2021253808A1 (en) | Building technique for low-carbon society in high-technology era | |
| US20110258964A1 (en) | Composite Thermal Insulation Wall Body of a Building | |
| CN101158213A (en) | Direct-compress EPS inorganic clad plate and exterior outer-insulating system and construction method thereof | |
| KR102259775B1 (en) | Semi-flammable urethane insulator and method of exterior insulating building using the same | |
| CN105756222A (en) | Wind resistance and heat preservation EPS board outer wall structure and construction method thereof | |
| CN103615068B (en) | Steel frame heat insulation external wall panel | |
| CN100424284C (en) | Heat insulating system outside external wall | |
| CN103147524A (en) | Heat-insulating wall | |
| CN103255845A (en) | Coated rock wool board heat-preservation system for building curtain walls | |
| CN104712074A (en) | Autoclaved aerated concrete self-heat-insulation composite slurry wall and construction method thereof | |
| CN1963058A (en) | Exterior thermal-insulating composite layer for external wall and external wall exterior insulation system using same | |
| CN211286074U (en) | Self-heat-insulation system for prefabricated light high-strength foam concrete filled wallboard outer wall | |
| CN111305377A (en) | Ultra-low energy consumption building treatment method for assembled steel structure | |
| CN104420549A (en) | Prefabricated heat insulation board | |
| CN216516298U (en) | Double-layer plastering heat-insulation fireproof system for outer wall in severe cold area | |
| CN101168993A (en) | Outside thermal insulation construction method for anchoring composite thermal insulation plate pouring polyurethane outside wall | |
| CA1190376A (en) | Heat-insulating covering applied against walls of buildings and a method of application of said covering | |
| CN218437565U (en) | Low-energy-consumption heat insulation structure for outer wall plate gap under building roof plate | |
| CN201128995Y (en) | Direct applying type ESP composite board and exterior wall external insulation system thereof | |
| CN203284898U (en) | Film-coated rock wool board heat insulation system used for building curtain wall | |
| JPH0893077A (en) | Fire-resistant covering laminate structure of steel with draining/deaerating mechanism | |
| CN210049430U (en) | Fireproof heat-insulation structure for external wall window | |
| CN214697168U (en) | Floor and wallboard mounting joint structure | |
| CN201649327U (en) | Fireproof heat insulating board used for buildings | |
| CN110835962A (en) | Construction method of building heat-insulation outer wall |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |