CN111549973A - High-efficient heated board for building - Google Patents

High-efficient heated board for building Download PDF

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Publication number
CN111549973A
CN111549973A CN202010502492.XA CN202010502492A CN111549973A CN 111549973 A CN111549973 A CN 111549973A CN 202010502492 A CN202010502492 A CN 202010502492A CN 111549973 A CN111549973 A CN 111549973A
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CN
China
Prior art keywords
parts
cement
building
heat
core layer
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Pending
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CN202010502492.XA
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Chinese (zh)
Inventor
张晓萌
刘勤
安日
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China Earth International Architectural Design Co ltd
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China Earth International Architectural Design Co ltd
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Priority to CN202010502492.XA priority Critical patent/CN111549973A/en
Publication of CN111549973A publication Critical patent/CN111549973A/en
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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
    • E04C2/26—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups
    • E04C2/284—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating
    • E04C2/288—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating composed of insulating material and concrete, stone or stone-like material
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
    • C04B28/04—Portland cements
    • 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
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20—Resistance against chemical, physical or biological attack
    • C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20—Resistance against chemical, physical or biological attack
    • C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/30—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values
    • C04B2201/32—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values for the thermal conductivity, e.g. K-factors
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
    • 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
    • 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
    • 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
    • Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
    • Y02B80/10—Insulation, e.g. vacuum or aerogel insulation

Abstract

The utility model provides a high-efficient heated board for building, belongs to building heated board technical field, including the heat preservation core layer and attached to the concrete layer of heat preservation core layer upper and lower surface, the concrete layer includes the mortar layer and sets up the glass fiber net at the mortar layer intermediate position, the composition of heat preservation core layer includes eiderdown, high-grade cement, hydrophobic powder, carbon fiber, aerogel granule, expanded perlite, polystyrene cavity microballon and water, and above-mentioned composition is counted according to the part: 10-15 parts of down, 400-500 parts of high-grade cement, 2-4 parts of hydrophobic powder, 2-5 parts of carbon fiber, 0.002-0.006 part of aerogel particles, 50-60 parts of expanded perlite, 50-70 parts of polystyrene hollow microspheres and 200 parts of water. Through the component improvement to the heated board, make the heated board have stronger tensile and compressive strength, better thermal insulation performance, can effectively solve local hot bridge and cold bridge problem, can do the template use and combine the exterior wall coating to save the secondary fitment concurrently.

Description

High-efficient heated board for building
Technical Field
The invention belongs to the technical field of building insulation boards, and particularly relates to a high-efficiency insulation board for a building.
Background
China is a country with a large population and short supply of energy and land, the energy utilization rate is not high, the national building energy consumption accounts for 30% of the national total energy consumption, and the building energy-saving potential is huge. How to reasonably utilize resources and save resources is a necessary way to realize the strategy of sustainable development.
At present, the types of insulation boards for buildings are more, such as vacuum insulation boards, foamed polyurethane, plastic polystyrene boards, graphite polystyrene boards, rock wool boards, polystyrene particle insulation mortar, foam glass insulation boards, foamed cement boards, foamed ceramic boards, foam concrete and the like. The above-mentioned heated board can not solve local high-efficient thermal-insulated problem that keeps warm, for example always will have some structural component to bear the heated board on building outer wall heat preservation is used, this has just caused local hot bridge, cold bridge phenomenon.
Disclosure of Invention
The invention aims to solve the technical problem of providing a high-efficiency heat-insulation board for buildings, which has stronger tensile and compressive strength and better heat-insulation performance through improving the components of the heat-insulation board, can effectively solve the problems of local heat bridges and cold bridges, can be used as a template and is combined with exterior wall coating to save secondary decoration.
The technical scheme adopted by the invention is as follows: the high-efficiency heat-insulation board for the building comprises a heat-insulation core layer and concrete layers attached to the upper surface and the lower surface of the heat-insulation core layer, wherein the concrete layers comprise mortar layers and glass fiber nets arranged in the middle of the mortar layers, the components of the heat-insulation core layer comprise down feather, high-grade cement, hydrophobic powder, carbon fibers, aerogel particles, expanded perlite, polystyrene hollow microspheres and water, and the components are calculated in parts: 10-15 parts of down, 400-500 parts of high-grade cement, 2-4 parts of hydrophobic powder, 2-5 parts of carbon fiber, 0.002-0.006 part of aerogel particles, 50-60 parts of expanded perlite, 50-70 parts of polystyrene hollow microspheres and 200 parts of water.
The high-grade cement is PI52.5 portland cement or PI52.5R portland cement.
The down feather is flaky feather growing on the abdomen of goose, duck and chicken.
The carbon fiber is PAN-based chopped carbon fiber.
The components of the mortar layer comprise water, cement and medium sand, wherein the water, the cement and the medium sand are mixed according to the weight ratio of 1: 2: 4, and uniformly mixing and stirring to form mortar of a mortar layer, wherein the cement is portland cement of PI 52.5.
The invention has the advantages that the insulation board has stronger tensile strength and compressive strength and better insulation performance through improving the components of the insulation board, can effectively solve the problems of local heat bridges and cold bridges, can be used as a template and is combined with exterior wall coating to save secondary decoration.
Drawings
FIG. 1 is a structural cross-sectional view of the present invention;
in the attached drawing, 1 is a heat preservation core layer, 2 is a concrete layer, 2-1 is a mortar layer, and 2-2 is a glass fiber net.
Detailed Description
Referring to the attached drawing 1, the high-efficiency heat-insulation board for the building comprises a heat-insulation core layer 1 and concrete layers 2 attached to the upper surface and the lower surface of the heat-insulation core layer 1, wherein the concrete layers 2 comprise mortar layers 2-1 and glass fiber nets 2-2 arranged in the middle of the mortar layers 2-1, the heat-insulation core layer 1 comprises down feather, high-grade cement, hydrophobic powder, carbon fibers, aerogel particles, expanded perlite, polystyrene hollow microspheres and water, and the components are as follows: 10-15 parts of down, 400-500 parts of high-grade cement, 2-4 parts of hydrophobic powder, 2-5 parts of carbon fiber, 0.002-0.006 part of aerogel particles, 50-60 parts of expanded perlite, 50-70 parts of polystyrene hollow microspheres and 200 parts of water.
The preparation method of the slurry of the heat preservation core layer 1 comprises the following steps:
1) weighing the components according to the fractions of the components contained in the concrete layer 2 for later use;
2) firstly, adding carbon fiber, aerogel, expanded perlite, polystyrene hollow micro-beads and hydrophobic powder into a stirrer, slightly stirring until the mixture is uniformly distributed,
3) and adding water, cement and down feather into the stirrer, and continuously stirring for 3-5 minutes to prepare the slurry of the heat preservation core layer 1.
The high grade cement is PI52.5 portland cement or PI52.5R portland cement. The high-grade portland cement has short setting time, can be applied in a short time, has stronger compressive and tensile capacities after being set, and effectively enhances the strength of the board.
The down feather is flaky feather growing on the abdomen of goose, duck and chicken. Compared with artificial materials, the thermal insulation capability of the artificial material is three times that of common artificial materials. It has strong heat-insulating effect and tensile strength, and can be used as heat-insulating fibre. In consideration of cost, the method only needs to adopt factory leftover materials.
The carbon fiber is PAN-based chopped carbon fiber. The 10mm content of the PAN-based chopped carbon fiber is more than 90 percent. The PAN-based chopped carbon fiber has the characteristics of light weight, high strength, high modulus, corrosion resistance, high wave absorption and the like, and can effectively enhance the tensile strength of the structure.
The aerogel particles have a special three-dimensional network pore structure, are light, nano-porous, high in specific surface, large in porosity and excellent in hydrophobic property, so that the aerogel particles have various excellent physical properties, and can be effectively and quickly uniformly dispersed in the preparation process.
The components of the mortar layer 2-1 comprise water, cement and medium sand, wherein the water, the cement and the medium sand are mixed according to the proportion of 1: 2: 4 to form mortar of the mortar layer 2-1, wherein the cement is silicate cement of PI 52.5.
The preparation method of the slurry of the mortar layer 2-1 comprises the following steps: screening the sand by a screen with 4.75mm sieve pores to obtain medium sand, and then mixing water, cement and the medium sand according to the weight ratio of 1: 2: 4, and uniformly mixing the components in the proportion to obtain the high-grade cement mortar material.
The manufacturing method of the high-efficiency heat-insulation board for the building comprises the following steps;
1) respectively preparing mortar layer 2-1 slurry and insulation core layer 1 slurry;
2) grouting the mortar layer 2-1 into a template for manufacturing the heat-insulation board, stopping grouting when the mortar layer 2-1 forms a mortar layer with the thickness of 5-7.5 mm at the bottom of the template, paving a layer of glass fiber net on the mortar layer, and finally grouting the mortar layer 2-1 with the thickness of 5-7.5 mm to prepare a concrete layer 2;
3) pouring the slurry of the heat insulation core layer 1 into a heat insulation board manufacturing template, forming a slurry layer with the thickness of 40 mm-50 mm above the concrete layer 2 in the step 2),
4) repeating the step 2) in the heat preservation plate manufacturing template;
5) after the steps are completed, the insulation board manufacturing template is kept stand for 4 to 6 hours and then is removed; and (3) performing steam curing on the heat-insulating plate for 16 hours by adopting steam with the temperature of 45-50 ℃ under the standard atmospheric pressure.
The performance indexes of the high-efficiency heat-insulation board for the building are shown in the following table:
Figure DEST_PATH_IMAGE002
when the high-efficiency heat-insulation plate is applied specifically, for example, when the high-efficiency heat-insulation plate is used as a template in a newly built building or an existing building, the high-efficiency heat-insulation plate is placed on the outer side of a reinforced concrete member, and the outer side of the high-efficiency heat-insulation plate and the outer side of the calculated prefabricated bearing heat-insulation plate are positioned on the same horizontal line, so that the high-efficiency heat-insulation plate is a high-strength high-efficiency heat-insulation plate.
If in the service behavior of newly-built building or existing building main part horizontal member, high-efficient heated board hugs closely the reinforcement and chooses the ear, and the reinforcement is chosen the ear and is used for bearing the weight of high-efficient heated board and prefabricated bearing heated board. At the moment, the reinforcing and picking lugs form the problem of a cold bridge and a hot bridge, and the efficient heat-insulation board has efficient heat-insulation characteristics and can effectively treat the problem of the cold bridge and the hot bridge.

Claims (5)

1. The utility model provides a high-efficient heated board for building, includes heat preservation core layer (1) and adheres to concrete layer (2) on surface about heat preservation core layer (1), concrete layer (2) include mortar layer (2-1) and set up glass fiber net (2-2) at mortar layer (2-1) intermediate position, its characterized in that: the heat-preservation core layer (1) comprises down, high-grade cement, hydrophobic powder, carbon fibers, aerogel particles, expanded perlite, polystyrene hollow microspheres and water, and the heat-preservation core layer comprises the following components in parts: 10-15 parts of down, 400-500 parts of high-grade cement, 2-4 parts of hydrophobic powder, 2-5 parts of carbon fiber, 0.002-0.006 part of aerogel particles, 50-60 parts of expanded perlite, 50-70 parts of polystyrene hollow microspheres and 200 parts of water.
2. The efficient heat insulation board for buildings according to claim 1, characterized in that: the high-grade cement is PI52.5 portland cement or PI52.5R portland cement.
3. The efficient heat-insulation board for the building as claimed in claim 1, wherein the down feather is a flaky feather growing on the abdomen of goose, duck and chicken.
4. The efficient heat insulation board for buildings according to claim 1, wherein the carbon fibers are PAN-based chopped carbon fibers.
5. The efficient heat-insulation board for the building as claimed in claim 1, wherein the components of the mortar layer (2-1) comprise water, cement and medium sand, and the ratio of the water, the cement and the medium sand is 1: 2: 4, and the cement is silicate cement of PI 52.5.
CN202010502492.XA 2020-06-05 2020-06-05 High-efficient heated board for building Pending CN111549973A (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113200762A (en) * 2021-04-26 2021-08-03 海南七武海科技有限公司 Capsule type composite thermal insulation material and preparation method thereof

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2496957Y (en) * 2001-08-20 2002-06-26 高文利 Thermal-insulating decorative composite out-fitting wallboard
JP2005105731A (en) * 2003-10-01 2005-04-21 Hokushin Kensetsu Kk Thermal insulating panel for roof and mounting structure of roofing material
CN1702256A (en) * 2005-06-17 2005-11-30 林野 Construction thermal insulation energy-saving plate with polystyrene panel sandwiched steel wire mesh core
DE102007042000A1 (en) * 2007-09-04 2009-03-05 Günter Dr. Kratel Component and structural system comprises hydrophobic microporous thermal insulation, where thermal insulating material is micro-porous thermal insulating material, which is injected or compressed without binders to plates or molded parts
CN101892714A (en) * 2010-07-27 2010-11-24 胡永忠 Prefabricated cold and heat bridge thermal insulation board
CN201991126U (en) * 2010-11-27 2011-09-28 山东巴夫利化学建材有限公司 Heat insulating and fireproof integrated wallboard
CN105113648A (en) * 2015-08-03 2015-12-02 绿建科技集团新型建材高技术有限公司 Vacuum insulation plate for building
CN105622011A (en) * 2015-12-25 2016-06-01 江苏蓝圈新材料有限公司 Thermal mortar
CN207944574U (en) * 2018-03-01 2018-10-09 蓝信玉 Build sandwich composite board sandwich layer and its used special implement
CN108643442A (en) * 2018-05-17 2018-10-12 霍邱县康乾商贸有限公司 A kind of wall and its manufacturing process using waste and old clothing and the manufacture of poultry feather

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2496957Y (en) * 2001-08-20 2002-06-26 高文利 Thermal-insulating decorative composite out-fitting wallboard
JP2005105731A (en) * 2003-10-01 2005-04-21 Hokushin Kensetsu Kk Thermal insulating panel for roof and mounting structure of roofing material
CN1702256A (en) * 2005-06-17 2005-11-30 林野 Construction thermal insulation energy-saving plate with polystyrene panel sandwiched steel wire mesh core
DE102007042000A1 (en) * 2007-09-04 2009-03-05 Günter Dr. Kratel Component and structural system comprises hydrophobic microporous thermal insulation, where thermal insulating material is micro-porous thermal insulating material, which is injected or compressed without binders to plates or molded parts
CN101892714A (en) * 2010-07-27 2010-11-24 胡永忠 Prefabricated cold and heat bridge thermal insulation board
CN201991126U (en) * 2010-11-27 2011-09-28 山东巴夫利化学建材有限公司 Heat insulating and fireproof integrated wallboard
CN105113648A (en) * 2015-08-03 2015-12-02 绿建科技集团新型建材高技术有限公司 Vacuum insulation plate for building
CN105622011A (en) * 2015-12-25 2016-06-01 江苏蓝圈新材料有限公司 Thermal mortar
CN207944574U (en) * 2018-03-01 2018-10-09 蓝信玉 Build sandwich composite board sandwich layer and its used special implement
CN108643442A (en) * 2018-05-17 2018-10-12 霍邱县康乾商贸有限公司 A kind of wall and its manufacturing process using waste and old clothing and the manufacture of poultry feather

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113200762A (en) * 2021-04-26 2021-08-03 海南七武海科技有限公司 Capsule type composite thermal insulation material and preparation method thereof

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