CN102444234A - Multi-functional concrete compound heat insulating and heat preserving brick and preparation and application thereof - Google Patents
Multi-functional concrete compound heat insulating and heat preserving brick and preparation and application thereof Download PDFInfo
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- CN102444234A CN102444234A CN2010105013599A CN201010501359A CN102444234A CN 102444234 A CN102444234 A CN 102444234A CN 2010105013599 A CN2010105013599 A CN 2010105013599A CN 201010501359 A CN201010501359 A CN 201010501359A CN 102444234 A CN102444234 A CN 102444234A
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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
- 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
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Abstract
The invention relates to a multi-functional concrete compound heat insulating and heat preserving brick and preparation and application thereof. In the multi-functional concrete compound heat insulating and heat preserving brick, a heat preserving and heat insulating layer is sandwiched between waterproof concrete layers on both sides, and the waterproof concrete layers on both sides and the heat preserving and heat insulating layer are molded by vibrating and pressurizing. The concrete compound heat insulating and heat preserving brick has strong comprehensive functions of insulating heat, preserving heat, insulating sound, absorbing sound and resisting water, and can coexist with a wall body permanently.
Description
Technical field
The present invention relates to a kind of construction material, particularly a kind of multi-functional concrete composite, insulating brick and preparation thereof and application.
Background technology
Building energy conservation is main contents of carrying out national environmental protection and energy conservation policy.Under the guidance of a series of energy saving policy of country, rules, standard and compulsive clause, the development of construction wall reform and body of wall power-saving technology is a most important link of building energy conservation.Doing the thermal isolation technique of body of wall well, use which type of energy-saving material, is the main mode that realizes building energy conservation.
Current construction market to the materials for wall goods more be: concrete hollow block; Air-entrained concrete building block, products such as concrete perforated brick and vitrified bond porous brick, but these materials for wall goods; Because the requirement of new energy conservation standard has been satisfied not in the raising of national energy conservation standard.For satisfying the energy-saving heat preserving requirement of new building, add the existing building thing and do reducing energy consumption, need a large amount of energy-saving and heat-insulating material goods to satisfy market demand.
Existing market energy-conserving product mainly contains cement perlite mixed mortar, polymer modification granules of polystyrene rubber powder mortar, also has polystyrol compression-board and extruded sheet or the like.And these energy-saving material goods, all be through on wall face, take to whitewash, glue, construction technology such as nail, whitewash and stick on exterior wall surface, also need use fiberglass gridding cloth etc. to make topping with smearing anticracking grout again, just can reach the energy-saving heat-insulating heat insulation function.These heat insulating energy saving materials; As time passes; Stand the influence of long-term natural environment and harsh climate; Heat expansion, shrinkage, crackle, be full of cracks, infiltration take place easily, aging even rendering layer comes off, and the building life-span is shortened greatly, gives that the user is damnous also can to bring potential safety hazard to society simultaneously.
Just disclose a kind of glue powder polyphenyl particle like Chinese invention patent 02153345.8 and be incubated binding face tile body of wall and job practices thereof outward; It is the body of wall outside spraying glue powder polyphenyl particle slurry insulation layer that is building up; Outside at insulation layer is provided with overcoats such as anti-crack polymer cement mortar layer, gauze wire cloth and face brick again; Though this structure can prevent cracking effectively and come off, and exists defectives such as construction inconvenience, long construction period, cost height.
Chinese invention patent 02124522.3 discloses light-weight small building block as sandwich of wall and production method thereof; The clamping plate internal layer of this sandwich building block is completely enclosed within the cement surface layer; Therefore the body of wall that is built into by this sandwich building block exists tangible heat bridge effect at the puzzle joint place, and the effect of heat-insulation and heat-preservation is not fine.
Chinese invention patent 00134571.0 discloses a kind of concrete bearing wall bluk recombination heat insulating hollow building block and production method; This heat insulating hollow building block comprises exterior trim surface layer, insulation layer, contact pin and load-bearing building-block; Insulation layer is made up of the self-extinguishing type polyphenyl plate; Insulation layer and links together through contact pin, cementing agent and cement etc. between finish coat and load-bearing building-block.But the combination between this each layer of structure is not very firm, when transportation or use, fault-layer-phenomenon takes place easily, causes and uses inconvenience or influence result of use.
Summary of the invention
The objective of the invention is to overcome defective of the prior art, a kind of multi-functional concrete composite, insulating brick and preparation method thereof and application are provided.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of concrete composite, insulating brick, for accompanying the thermal insulation layer in the middle of the waterproof concrete layer of both sides, said waterproof concrete layer and thermal insulation layer are through the vibration extrusion forming.
The raw material of said waterproof concrete comprises: cement, aggregate chips, stone, waterproof agent and water.Preferable, the raw material of said waterproof concrete comprises the raw material of following weight portion:
Cement 15-20 weight portion
Aggregate chips 25-40 weight portion
Stone 35-60 weight portion
Waterproof agent 0.03-0.06 weight portion
Water 20-40 weight portion.
Also can comprise inorganics such as flyash, grey calcium powder, calcium silicates in the waterproof concrete, its ratio adopts conventional concrete ratio.
Wherein, waterproof agent can adopt the iron chloride waterproof agent.
Preferable, said waterproof agent contains following raw materials by weight percent:
Calcium sulfate 14-28%
Ferrous sulfate 12-26%
Copper sulphate 13-25%
Potassium bichromate 12.5-28%
Water surplus.
The preparation of waterproof agent only need mix in proportion raw material and get final product.
Waterproof concrete adopts conventional preparation method of concrete preparation.
Said thermal insulation layer contains the raw material of following weight percentage:
Cement 100 weight portions
Heat insulating material 6-10 weight portion
Water 60-80 weight portion
Rosin liquid blowing agent 2-3 weight portion.
The preferred modification silicate cement of said cement.
Said heat insulating material can be selected from: any in granular polystyrene, hydrophobic rock wool particle and the hydrophobic pearlite particle.
Preferred 30 millimeters of the thickness of thermal insulation layer, the gross thickness of brick can adopt the build a wall thickness of brick of routine.
Said rosin liquid blowing agent contains following raw materials by weight percent:
Colophony powder 25-35%
Alkali 3-5%
Glue 35-45%
Water surplus.
The preparation method of rosin liquid blowing agent is: the rosin heat fused, the miscible one-tenth emulsus of rosin, alkali, Jiao Heshui with fusing gets final product in proportion.
Said rosin liquid blowing agent can adopt quick stirring method foaming.
Said alkali can be selected from NaOH and potassium hydroxide.
Said glue is organic gel, as is selected from: hide glue, pectin, rubber latex, benzene emulsion and polyacrylamide.
Further, said rosin liquid blowing agent also can add peregal 2-9%.
The profile of concrete composite, insulating brick of the present invention can be general brick or porous brick shapes such as cuboid or square, also can produce according to the user's request mfg. moulding die.
In the concrete composite, insulating brick of the present invention, waterproof concrete is not connected through contact pin, adhesive layer or cement etc. with combination between the thermal insulation layer.
Concrete composite, insulating brick of the present invention can adopt following method preparation:
1) preparation of waterproof concrete: with each raw material mixed preparing waterproof concrete in proportion;
2) preparation of thermal insulation layer: cement, water and heat insulating material mix are evenly obtained the cement heat preserving slip, and then will foam good rosin liquid blowing agent and cement heat preserving slip stir and are cast in the model, obtain through natural curing.
3) thermal insulation layer and waterproof concrete is compound: the thermal insulation layer is placed on the laminboard layer position of mould, is cast in waterproof concrete the both sides of thermal insulation layer in the mould then, through the extrusion forming of vibrating.Preferable, more than both sides pressurization 10MPa.Deliver to place nature solar energy curing then and form brick.
Concrete composite, insulating brick of the present invention can be used as the materials for wall of building.
In the concrete composite, insulating brick of the present invention, waterproof concrete is not connected through contact pin, cementing agent or cement etc. with combination between the thermal insulation layer.In conjunction with the complex method of thermal insulation layer formula disclosed by the invention and thermal insulation layer and waterproof concrete, can so that glue sand concrete and thermal insulation layer need not to connect through contact pin, cementing agent or cement etc. can be firmly compound.
Concrete composite, insulating brick of the present invention has integrated function; Waterproof, heat-insulation and heat-preservation, sound insulation sound-absorbing, fire prevention; And nontoxic, compound insulating material is compounded in the center of brick, just is compounded in the body of wall center; Be novel wall material a kind of and the lifelong coexistence of body of wall, prolonged the service time of building.Concrete composite, insulating brick of the present invention advantage compared with prior art is:
1) composite insulation boards is compounded in the center of brick, and it receives the protection of waterproof concrete, and biggest advantage is the influence that does not receive any natural climate, and it and body of wall coexist all the life.
2) multifunctional concrete composite, insulating brick sound insulation sound-absorbing of the present invention is good, and indoor environment is quiet, and sound insulation reduces people's agitation.
3) multifunctional concrete composite, insulating brick waterproof of the present invention and fireproof performance are good.
4) multifunctional concrete composite, insulating brick good heat insulating of the present invention, it's like spring all the year round with it building of building up.
5) low, the duration weak point, good in economic efficiency of multifunctional concrete composite, insulating brick cost of the present invention.
Description of drawings
Fig. 1: one of sketch map of concrete composite, insulating brick
Fig. 2: two of the sketch map of concrete composite, insulating brick
Reference numeral:
1 is the waterproof concrete layer; 2 is the thermal insulation layer
The specific embodiment
Below enumerate instantiation with further elaboration the present invention, should understand instance is not to be used to limit protection scope of the present invention.
Adopt following method to prepare multifunctional concrete composite, insulating brick:
1. the preparation of rosin liquid blowing agent
Method: the rosin heat fused, the miscible one-tenth emulsus of colophony powder, alkali, Jiao Heshui with fusing gets final product in proportion.
Table 1:
| Prescription | Colophony powder (wt%) | Alkali (wt%) | Glue (wt%) | Water (wt%) |
| 1# | 25 | 4(NaOH) | 40 (hide glues) | 31 |
| 2# | 30 | 3(NaOH) | 35 (benzene emulsions) | 32 |
| 3# | 35 | 3(KOH) | 40 (rubber latexs) | 22 |
| 4# | 27 | 4(KOH) | 42 (benzene emulsions) | 27 |
| 5# | 33 | 5(NaOH) | 37 (hide glues) | 22 |
| 6# | 34 | 5(KOH) | 45 (rubber latexs) | 16 |
2. the preparation of thermal insulation layer: the prescription of pressing table 3; Cement, water and granular polystyrene mix are evenly obtained the cement and polystyrene slip; The good rosin liquid blowing agent that then will foam stirs with the cement and polystyrene slip and is cast in the model, is the thermal insulation layer of 30mm through natural curing acquisition thickness.
3. the preparation of waterproof concrete: the prescription of pressing table 2 is raw material mixed preparing waterproof agent, and the prescription of pressing table 3 is with raw material mixed preparing waterproof concrete
Table 2
| Prescription | Calcium sulfate (wt%) | Ferrous sulfate (wt%) | Copper sulphate (wt%) | Potassium bichromate (wt%) | |
| 1# | 14 | 16 | 18 | 20 | |
| 2# | 20 | 12 | 20 | 12.5 | Surplus |
| 3# | 28 | 20 | 20 | 18 | Surplus |
| 4# | 25 | 26 | 15 | 23 | Surplus |
| 5# | 18 | 24 | 13 | 28 | Surplus |
| 6# | 23 | 18 | 25 | 21 | Surplus |
Table 3
4. warm isolation layer and waterproof concrete compound:
The thermal insulation layer being placed on the laminboard layer position of mould, being cast in waterproof concrete the both sides of thermal insulation layer in the fragment of brick mould then, become like Fig. 1 and brick shown in Figure 2 through the extrusion forming of vibrating, pressurizes more than the 10MPa in both sides.Deliver to place nature solar energy curing then and form brick.
The heat insulation effect testing experiment:
Make the fragment of brick of 240mm * 115mm as shown in Figure 1 * 90mm and detect its coefficient of thermal conductivity, result such as table 4 by the method for embodiment 1.
Table 4
Embodiment 3
Combine the firmness test between interlayer and waterproof concrete:
Test method: apply pressure to the fragment of brick fragmentation up and down to embodiment 2 used fragments of brick with the concrete pressure machines.
Result surface: in the fragment of brick of fragment of brick after fragmentation that makes by table 3 1-6 prescription, the thermal insulation layer does not have independent obscission, and thermal insulation layer and glue sand concrete combine together, and be compound firm.
Detect the permeated height ratio of waterproof concrete layer by People's Republic of China (PRC) building material industry standard, the permeated height of the waterproof concrete layer that makes by table 3 1-6 prescription is than all less than 35%.
Claims (10)
1. a concrete composite, insulating brick accompanies the thermal insulation layer for both sides waterproof concrete layer is middle, and waterproof concrete layer and thermal insulation layer are through the vibration extrusion forming.
2. concrete composite, insulating brick according to claim 1 is characterized in that the raw material of said waterproof concrete layer comprises the raw material of following weight portion:
Cement 15-20 weight portion
Aggregate chips 25-40 weight portion
Stone 35-60 weight portion
Waterproof agent 0.03-0.06 weight portion
Water 20-40 weight portion.
3. state concrete composite, insulating brick like claim 2, it is characterized in that, said waterproof agent contains following components in weight percentage:
Calcium sulfate 14-28%
Ferrous sulfate 12-26%
Copper sulphate 13-25%
Potassium bichromate 12.5-28%
Water surplus.
4. concrete composite, insulating brick according to claim 1 is characterized in that said thermal insulation layer contains the raw material of following weight portion:
Cement 100 weight portions
Heat insulating material 6-10 weight portion
Water 60-80 weight portion
Rosin liquid blowing agent 2-3 weight portion.
5. like the said concrete composite, insulating of claim 4 brick, it is characterized in that said heat insulating material is selected from any in granular polystyrene, hydrophobic rock wool particle and the hydrophobic pearlite particle.
6. state concrete composite, insulating brick like claim 4, it is characterized in that, said rosin liquid blowing agent contains following raw materials by weight percent:
Colophony powder 25-35%
Alkali 3-5%
Glue 35-45%
Water surplus.
7. like claim 6 concrete composite, insulating brick, it is characterized in that said alkali can be selected from NaOH and potassium hydroxide.Said glue is organic gel.
8. coagulate native composite, insulating brick like claim 7, it is characterized in that, said organic gel is selected from hide glue, pectin, rubber latex, benzene emulsion and polyacrylamide.
9. like the preparation method of the said concrete composite, insulating of the arbitrary claim of claim 1-8 brick, comprise the following steps:
1) preparation of waterproof concrete; With each raw material mixed preparing waterproof concrete in proportion;
2) preparation of thermal insulation layer: cement, water and heat insulating material mix are evenly obtained the cement heat preserving slip, and then will foam good rosin liquid blowing agent and cement heat preserving slip stir and are cast in the model, obtain through natural curing.
3) thermal insulation layer and waterproof concrete is compound: the thermal insulation layer is placed on the laminboard layer position of mould, is cast in waterproof concrete the both sides of thermal insulation layer in the mould then, through the extrusion forming of vibrating, become brick through natural curing.
10. like the materials for wall of the said concrete composite, insulating of the arbitrary claim of claim 1-8 brick as building.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010105013599A CN102444234A (en) | 2010-10-09 | 2010-10-09 | Multi-functional concrete compound heat insulating and heat preserving brick and preparation and application thereof |
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| CN2010105013599A CN102444234A (en) | 2010-10-09 | 2010-10-09 | Multi-functional concrete compound heat insulating and heat preserving brick and preparation and application thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103467005A (en) * | 2013-08-05 | 2013-12-25 | 安徽中龙建材科技有限公司 | Aerated concrete block containing styrene-acrylic emulsion |
| CN104563375A (en) * | 2014-11-20 | 2015-04-29 | 株洲博尔曼科技发展有限公司 | Rod-shaped connected composite self-insulating building block and production method thereof |
| CN104594136A (en) * | 2014-12-17 | 2015-05-06 | 东南大学 | Subway shock reduction vibration isolation elastic mixed light track bed control process |
| CN106007620A (en) * | 2016-05-23 | 2016-10-12 | 句容联众科技开发有限公司 | Heat-insulation and heat-preservation concrete |
| CN106007630A (en) * | 2016-05-11 | 2016-10-12 | 丁军 | Light fireproof material and preparation method thereof |
| CN113060990A (en) * | 2021-03-25 | 2021-07-02 | 沈阳理工大学 | Recycled concrete composite self-insulation building block and preparation method and application thereof |
| CN115321877A (en) * | 2022-08-30 | 2022-11-11 | 西安建筑科技大学 | Composite foaming agent for foam concrete and preparation method and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103467005A (en) * | 2013-08-05 | 2013-12-25 | 安徽中龙建材科技有限公司 | Aerated concrete block containing styrene-acrylic emulsion |
| CN103467005B (en) * | 2013-08-05 | 2016-04-06 | 安徽中龙建材科技有限公司 | A kind of air-entrained concrete building block containing benzene emulsion |
| CN104563375A (en) * | 2014-11-20 | 2015-04-29 | 株洲博尔曼科技发展有限公司 | Rod-shaped connected composite self-insulating building block and production method thereof |
| CN104594136A (en) * | 2014-12-17 | 2015-05-06 | 东南大学 | Subway shock reduction vibration isolation elastic mixed light track bed control process |
| CN106007630A (en) * | 2016-05-11 | 2016-10-12 | 丁军 | Light fireproof material and preparation method thereof |
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| CN113060990A (en) * | 2021-03-25 | 2021-07-02 | 沈阳理工大学 | Recycled concrete composite self-insulation building block and preparation method and application thereof |
| CN115321877A (en) * | 2022-08-30 | 2022-11-11 | 西安建筑科技大学 | Composite foaming agent for foam concrete and preparation method and application thereof |
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Application publication date: 20120509 |