CN217379314U - Composite heat-insulating wall structure - Google Patents
Composite heat-insulating wall structure Download PDFInfo
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- CN217379314U CN217379314U CN202220909469.7U CN202220909469U CN217379314U CN 217379314 U CN217379314 U CN 217379314U CN 202220909469 U CN202220909469 U CN 202220909469U CN 217379314 U CN217379314 U CN 217379314U
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- 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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Abstract
The utility model discloses a composite heat-insulating wall structure, which relates to the technical field of building materials and comprises a composite protective layer and a basic wall; the composite protective layer comprises a surface layer, a fireproof layer, a heat insulation layer and a protective layer which are mutually compressed; the fireproof layer and the heat-insulating layer are mutually bonded through an adhesive layer; the composite protective layer and the base wall body are provided with connecting pieces, each connecting piece comprises an anchoring disc and anchoring steel bars, the anchoring discs are fixed into an integral structure, the anchoring steel bars penetrate through the composite protective layer and are embedded into the base wall body. This compound incubation wall structure links to each other compound inoxidizing coating and basic unit's wall body snap-on, and has improved wall structure's vertical load bearing capacity, has higher shear stress's performance, has improved the stability and the security of connecting.
Description
Technical Field
The utility model relates to a building material technical field, concretely relates to compound incubation wall structure.
Background
In the building industry, a plate wall construction method is generally adopted, namely an inner formwork and an outer formwork are erected on two sides of a reinforcing steel bar frame, then semi-dry and wet raw materials such as concrete are filled between the two formworks in a layered and segmented mode, the concrete pouring is similar to the concrete pouring, the bearing capacity of a wall body which is built by the plate wall construction method is high, the formworks are generally made of wood plates or iron plates, the formwork erecting and formwork removing are flexible and convenient, and the construction is rapid. However, in the traditional construction process, the formwork supporting and removing procedures are complex, the using amount of the formwork is large, the engineering cost is high, and the existing integrated technology design and the construction of residential buildings and public buildings become the trend in the building industry.
At present, the requirements for energy conservation and fire prevention of an external wall heat insulation system are gradually strict. When a wall is built by a traditional method, a heat insulation material is generally pasted on the outer side, or after the heat insulation structure integrated plate is machined and formed in a factory, the heat insulation structure integrated plate is installed on site and is poured with a structural member at the same time, so that the outer heat insulation and the building main body structure are integrally poured and formed, and the heat insulation layer is prevented from falling off.
Insulation construction integration board among the prior art mainly comprises 3 parts: the outer layer is 3mm of anti-crack mortar, the middle layer is a 50mm fireproof transition layer, and finally the heat-insulating material with the thickness of 80-100mm is adopted, most of the fireproof transition layers are made of polystyrene foam plastics and polyurethane rigid foam plastics which are heat-insulating materials adopted by rubber powder polystyrene particles and are organic matters generally, and the heat-insulating material has the characteristics of light weight and excellent heat-insulating property and waterproof property.
However, in the preparation process of the fireproof transition layer, the glue powder polyphenyl particles are adopted, the polyphenyl particles and mortar are stirred and molded, the combustion performance cannot reach the A-level requirement, and in the preparation process, the proportion of the polyphenyl particles cannot be controlled, so that the combustion performance of the fireproof layer is unstable.
Chinese patent application No. CN201020123499.2 discloses a microcrystalline foamed ceramic structure, which comprises two face layers and a solid layer between the two face layers; a trapezoidal dovetail groove or a semicircular groove is formed between one side surface of the solid layer and two adjacent side edges of the two surface layers; and a convex rib is formed between the other side surface of the solid layer and the other two adjacent side edges of the two surface layers. The convex ridge and the groove are in embedded design and are firmly connected. The structure body is made of microcrystalline foamed ceramic materials, the foam holes in the materials account for 70-94% of the total volume, are independently sealed and obstructed, and have the performances of corrosion resistance, high temperature resistance, high compressive strength, light specific gravity, heat insulation, heat preservation, sound insulation and the like. However, the bonding strength between the surface layer and the solid layer of the structure body is low, the structure body is easy to damage in construction, the integral freeze-thaw resistance is poor, cracks and falling of the outer-layer wall skin are easy to cause, and the effect of protecting the heat-insulating layer cannot be achieved.
Therefore, it is desirable to provide a composite thermal insulation wall structure with high bonding strength, strong ability to bear external load, better breakage resistance and better service performance.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a composite heat-insulating wall structure.
The utility model adopts the technical proposal that:
a composite heat-insulating wall structure comprises a composite protective layer and a base wall which are mutually compressed;
the composite protective layer comprises a surface layer, a fireproof layer, a heat insulation layer and a protective layer which are mutually compressed; the fireproof layer and the heat-insulating layer are mutually bonded through an adhesive layer; the fireproof layer and the heat insulation layer are compounded into an integrated plate through special bonding mortar, so that the strength is high, and the construction is convenient;
the composite protective layer and the base wall body are provided with connecting pieces, each connecting piece comprises an anchoring disc and anchoring steel bars, the anchoring discs are fixed into an integral structure, the anchoring steel bars penetrate through the composite protective layer and are embedded into the base wall body. The connecting piece can be used for directly and fixedly connecting the composite protective layer and the base layer wall, so that the connection stability is improved, and the composite protective layer is not easy to shift.
Preferably, the surface of the anchoring disc and the surface of the part of the anchoring steel bar penetrating through the composite protective layer are coated with plastic films, and the plastic films are prepared by using engineering plastics through hot melting.
Preferably, the length of the part of the anchoring steel bar, which is anchored into the base layer wall and is not wrapped by the plastic film, is more than or equal to 100 mm.
Preferably, a plurality of reinforcing grooves are formed in the side face, connected with the bonding layer and the protective layer, of the heat-insulating layer. When the bonding layer and the protective layer are poured, the materials of the bonding layer and the protective layer are poured into the reinforcing groove along the same trend, and are tightly connected with the heat-insulating layer after being cooled and solidified.
Preferably, the reinforcing groove is trapezoidal, and the width of the notch of the reinforcing groove is smaller than the width of the groove bottom surface of the reinforcing groove. Because the trapezoid is integrally narrow outside and wide inside, the bonding firmness among the bonding layer, the protective layer and the heat-insulating layer is enhanced, and the trapezoid is not easy to separate.
Preferably, the fireproof layer is made of microcrystalline foamed ceramic materials, and a plurality of closed air holes are uniformly distributed in the fireproof layer. The microcrystal foaming ceramic material has the advantages of high strength, water resistance, freeze-thaw resistance, A-level fire prevention, heat preservation, heat insulation and the like, can play a role in protection, has heat preservation performance, is not easy to pulverize compared with the conventional material, and can meet the fire prevention requirement in the true sense.
Preferably, the specific gravity of the microcrystalline foamed ceramic material is 180-260kg/m 3 。
Preferably, the bonding layer is uniformly coated by a special bonding mortar material.
Preferably, the heat insulation layer is made of graphite polystyrene board or extruded sheet. The material has excellent heat insulating property and high strength and pressure resistance.
Preferably, alkali-resistant glass fiber mesh cloth is paved in the surface layer and the protective layer. The alkali-resistant glass fiber mesh fabric has the characteristics of stable structure, high strength, good alkali resistance, corrosion resistance, crack resistance and the like, and the stability of the whole structure is improved.
Preferably, the thickness of the surface layer is more than 5 mm; the thickness of the fireproof layer is more than or equal to 50 mm; the thickness of the protective layer is more than 3 mm.
Preferably, the anchoring disc is disc-shaped and has a diameter of 60mm or more.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a composite heat-insulating wall structure, which comprises a composite protective layer and a base layer wall body which are mutually compressed; the fireproof layer and the heat preservation layer in the composite protective layer are mutually bonded through the bonding layer; the fireproof layer and the heat insulation layer are compounded into an integrated plate through special bonding mortar, so that the strength is high, and the strength and durability of the fireproof layer and the heat insulation layer are enhanced; the utility model discloses a wall body, including the base course wall body, compound inoxidizing coating with be equipped with mechanical type's connecting piece between the base course wall body, the connecting piece is including fixed anchor dish and the anchor reinforcing bar as a body structure, and wherein the anchor dish is fixed in the surface course, the anchor reinforcing bar runs through compound inoxidizing coating and embedding inside the base course wall body, the connecting piece can link to each other compound inoxidizing coating and base course wall body snap-on, and undertake the vertical load of wall body, has higher anti shear stress's performance, has improved the stability and the security of connecting.
Drawings
FIG. 1: a schematic diagram of a composite thermal insulation wall structure;
FIG. 2: schematic diagram of a composite protective layer in a composite thermal insulation wall structure;
reference numerals:
1-a composite protective layer; 101-surface layer; 102-a fire barrier layer; 103-a tie layer; 104-an insulating layer; 105-a protective layer; 106-reinforcement groove; 2-base layer wall body and 3-connecting piece.
Detailed Description
In order to make the purpose and technical solution of the embodiments of the present invention clearer, the embodiments of the present invention will be combined with the following, which is to clearly and completely describe the technical solution of the present invention.
In the description of the present application, it is to be understood that the terms "length," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the figures, which are based on the orientation or positional relationship shown in the figures, and are used for convenience in describing the present application and for simplicity in description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the present application.
As shown in fig. 1-2, the utility model provides a composite thermal insulation wall structure, which comprises a composite protective layer 1 and a base layer wall 2; the outer wall is adopted for heat preservation in the embodiment, namely the base layer wall body 2 faces indoors, the composite protective layer 1 faces outdoors, the composite protective layer is suitable for cold and severe cold areas, indoor heat stability is guaranteed, indoor space is not occupied, the inner wall body can be protected, and cracks or deformation of the wall body are prevented. Besides, the composite protective layer 1 can also be arranged inside the base layer wall body 2, namely, an inner thermal insulation structure of an outer wall.
The composite protective layer 1 comprises a surface layer 101, a fireproof layer 102, an insulating layer 104 and a protective layer 105 which are mutually compressed; the fire-proof layer 102 and the heat-insulating layer 104 are adhered to each other by an adhesive layer 103.
The thickness of surface course 101 is greater than 5mm, surface course 101 adopts anti-crack mortar to pour and forms, and anti-crack mortar is an environmental protection material, and the tensile degree is high, easily construction, and anti freezing, surface course 101 is impressed individual layer alkali-resisting glass fiber net check cloth in the work progress, and alkali-resisting glass fiber net check cloth is by the latticed of weaving into of the glass fiber who adds gluey, has stronger tensile and alkali-resistant performance, and has stronger adhesion with anti-crack mortar, forms wholly with anti-crack mortar, has improved surface course 101's tensile strength, difficult fracture and damage.
The thickness of the fireproof layer 102 is more than or equal to 50mm, the fireproof layer is made of microcrystalline foamed ceramic materials, due to the particularity of the materials, a plurality of closed air holes are uniformly distributed in the fireproof layer 102, the water absorption rate is low, and the fireproof layer has freeze-thaw resistance and moisture resistance, and avoids damage caused by water absorption and freeze-thaw. The microcrystal foaming ceramic material is a novel environment-friendly building material, and the proportion of the microcrystal foaming ceramic material is 180-260kg/m 3 The compression strength is greater than 1.5mpa, the heat conductivity coefficient is 0.085W/(m.K), the heat insulation effect is good, the heat insulation layer 104 is compounded with the heat insulation layer 104, the thickness of the heat insulation layer 104 can be reduced, and the construction cost is reduced. The microcrystal foaming ceramic material has the advantages of high strength, water resistance, freeze-thaw resistance, A-level fire prevention, heat preservation, heat insulation and the like, can play a role in protection, has heat preservation performance, is not easy to pulverize compared with the conventional material, and can meet the fire prevention requirement in the true sense. The fireproof layer 102 is formed by high-temperature sintering at 1180 ℃, and is stable in performance, acid-base resistant and corrosion resistant, so that the fireproof layer has the same service life as the main structure body.
The fireproof layer 102 and the heat insulation layer 104 are compounded into an integrated plate through the bonding layer 103, the bonding layer 103 is formed by uniformly coating special bonding mortar materials, the special bonding mortar materials mainly comprise polymer mortar, and alkali-resistant glass fiber gridding cloth is used as a reinforcing material, so that the strength is high, the construction is convenient, and the effect of preventing the outer heat insulation from falling off is avoided.
The heat insulating layer 104 is made of polystyrene foam, polystyrene resin is used as a raw material, other raw and auxiliary materials and polymer are added, a catalyst is injected into the polystyrene resin and the polymer while the polystyrene resin is heated and mixed, and then the polystyrene resin and the polymer are extruded and molded to manufacture the rigid foam plastic plate.
The two sides of the insulating layer 104, which are respectively connected with the adhesive layer 103 and the protective layer 105, are provided with a plurality of reinforcing grooves 106. The shape of the stiffening grooves 106 may be rectangular, trapezoidal, circular arc, or other shapes. In this embodiment, the reinforcing groove 106 is trapezoidal, and the width of the notch of the reinforcing groove 106 is smaller than the width of the groove bottom surface of the reinforcing groove 106. Because the trapezoid is narrow outside and wide inside, the groove bottom surface in the heat insulation layer 104 is provided with money, and the groove opening facing the adhesive layer 103 and the protective layer 105 is narrow, when the adhesive layer 103 and the protective layer 105 are poured, the materials of the adhesive layer 103 and the protective layer 105 are poured into the reinforcing groove 106 along the same trend, and are tightly connected with the heat insulation layer 104 after being cooled and solidified. The reinforcing grooves 106 are uniformly distributed on the side face of the heat-insulating layer 104, a firm plug structure is formed between the reinforcing grooves and the bonding layer 103 and the protective layer 105, the bonding firmness between the bonding layer 103, the protective layer 105 and the heat-insulating layer 104 is enhanced, the reinforcing grooves are not easy to separate, and the potential safety hazards of quality such as falling and separation of the heat-insulating plate are avoided.
The composite protective layer 1 and be equipped with connecting piece 3 between the basic unit's wall body 2, connecting piece 3 is including fixed anchor dish and the anchor reinforcing bar of fixed structure as an organic whole, the anchor dish is fixed in the surface course 101, the anchor reinforcing bar runs through composite protective layer 1 and embedding 2 insides of basic unit's wall body. The connecting piece 3 is an anchoring steel bar with the diameter of 8mm, the outer end of the connecting piece is provided with an anchoring disc with the diameter of more than or equal to 60mm, and a metal sheet is arranged in the anchoring disc and is welded with the end part of the deformed steel bar; the steel bar and the anchoring disc which penetrate through the composite protective layer 1 are coated with a layer of plastic film by engineering plastic hot melting; the inner end of the connecting piece 3 is not wrapped by a plastic film and the length of the part anchored into the base layer wall body 2 is more than or equal to 100 mm. The connecting piece 3 can directly fixedly connect the composite protective layer 1 and the base layer wall body 2, bears the vertical load of the integrated plate, has higher shear stress resistance, improves the connection stability and safety, and is not easy to shift.
The thickness of the protective layer 105 is larger than 3mm, the protective layer 105 is similar to the structure of the surface layer 101, the protective layer 105 is formed by pouring anti-crack mortar, single-layer alkali-resistant glass fiber mesh cloth is pressed in the construction process, the single-layer alkali-resistant glass fiber mesh cloth and the anti-crack mortar form a whole, the tensile strength of the protective layer 105 is improved, and the protective layer is not prone to cracking and damage.
The above description is only for the embodiments of the present invention, and the description is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes and modifications can be made, which all fall within the scope of the present invention.
Claims (10)
1. The utility model provides a compound incubation wall structure which characterized in that:
comprises a composite protective layer and a base wall;
the composite protective layer comprises a surface layer, a fireproof layer, a heat insulation layer and a protective layer which are mutually compressed; the fireproof layer and the heat-insulating layer are mutually bonded through an adhesive layer;
the composite protective layer and the base wall body are provided with connecting pieces, each connecting piece comprises an anchoring disc and anchoring steel bars, the anchoring discs are fixed into an integral structure, the anchoring steel bars penetrate through the composite protective layer and are embedded into the base wall body.
2. A composite insulating wall structure according to claim 1, characterised in that: and plastic films are coated on the surfaces of the anchoring discs and the part of the anchoring steel bar penetrating through the composite protective layer.
3. A composite insulating wall structure according to claim 2, characterised in that: the anchoring steel bars are anchored into the base layer wall, and the length of the part which is not wrapped by the plastic film is larger than or equal to 100 mm.
4. A composite insulating wall structure according to claim 1, characterised in that:
and a plurality of reinforcing grooves are formed in the two side faces, connected with the bonding layer and the protective layer, of the heat insulation layer.
5. The composite insulating wall structure according to claim 4, wherein: the reinforcing groove is trapezoidal, and the width of the notch of the reinforcing groove is smaller than the width of the groove bottom surface of the reinforcing groove.
6. A composite insulating wall structure according to claim 1, characterised in that: the fireproof layer is made of microcrystal foaming ceramic materials, and a plurality of closed air holes are uniformly distributed in the fireproof layer.
7. The composite heat-insulating wall structure as claimed in claim 1, wherein: the heat-insulating layer is made of graphite polystyrene board or extruded sheet.
8. A composite insulating wall structure according to claim 1, characterised in that: alkali-resistant glass fiber gridding cloth is laid in the surface layer and the protective layer.
9. A composite insulating wall structure according to claim 1, characterised in that: the thickness of the surface layer is more than 5 mm; the thickness of the fireproof layer is more than or equal to 50 mm; the thickness of the protective layer is more than 3 mm.
10. A composite insulating wall structure according to claim 1, characterised in that: the anchoring disc is disc-shaped and has a diameter of more than or equal to 60 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220909469.7U CN217379314U (en) | 2022-04-19 | 2022-04-19 | Composite heat-insulating wall structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220909469.7U CN217379314U (en) | 2022-04-19 | 2022-04-19 | Composite heat-insulating wall structure |
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| Publication Number | Publication Date |
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| CN217379314U true CN217379314U (en) | 2022-09-06 |
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| CN202220909469.7U Active CN217379314U (en) | 2022-04-19 | 2022-04-19 | Composite heat-insulating wall structure |
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