CN104131647A - Basalt fiber reinforced sea sand cement-base composite heat insulation wall plate - Google Patents
Basalt fiber reinforced sea sand cement-base composite heat insulation wall plate Download PDFInfo
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- CN104131647A CN104131647A CN201410337036.9A CN201410337036A CN104131647A CN 104131647 A CN104131647 A CN 104131647A CN 201410337036 A CN201410337036 A CN 201410337036A CN 104131647 A CN104131647 A CN 104131647A
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- extra large
- large sand
- basalt fibre
- cement base
- wall board
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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
Abstract
The invention relates to the field of building materials, and provides a basalt fiber reinforced sea sand cement-base composite heat insulation wall plate and a preparing method of the basalt fiber reinforced sea sand cement-base composite heat insulation wall plate. The basalt fiber reinforced sea sand cement-base composite heat insulation wall plate is a novel composite heat preservation wall plate formed by using basalt fiber bar reinforced sea sand cement-base rib beams and basalt fiber mesh reinforced sea sand cement-base thin plates as major stress components, using heat preservation and insulation plates as embedded plates and using gypsum decoration plates as inner panels through compounding. The wall plate has the characteristics that the weight is light; certain pressure-resistant capability and shear-resistant capability are realized; the durability is high; and the waterproof and heat preservation and insulation performance is good, and the like. The basalt fiber reinforced sea sand cement-base composite heat insulation wall plate is suitable to be used as a building external wall plate, particularly for external walls of a coastal building.
Description
Technical field
The present invention relates to building material field, specifically, is a kind of extra large sand cement base composite thermo-insulating wall board that utilizes novel basalt fiber material enhancing and preparation method thereof.
Background technology
In recent years, along with the attention of country to building energy conservation, environmental protection, the dynamics of forbidding or limiting use solid clay brick has been strengthened in various places, innovative panellised wall particularly light composite wallboard production and utilize the concern be subject to gradually people, but development and popularization through the long period, the utilization rate of light wall board material in China's building is still very low, and the utilization rate of Light trabs in 2012 is only 8%.This is mainly because current wallboard exterior wall composite thermal insulation wallboard particularly often exists the problems such as thickness is large, intensity is low, can not meet well the requirement that engineering is used.
In addition, the development of current innovative panellised wall mainly concentrates on the improvement aspect of heat insulating material, do not consider wallboard overall durability problem, the wallboard that particularly coastal area is used, owing to having used traditional steel to strengthen, using after certain time limit, often there is corrosion and intensity and safety is reduced greatly in steel.
Therefore, the present invention proposes a kind of utilize basalt fiber composite material substitute steel as reinforcing material, utilize high-strength extra large sand cement sill as composite insulating board of outer panels and preparation method thereof.The basalt fibre utilizing has the novel inorganic environment-friendly and green high performance fibre material of independent intellectual property right for China, moderate, excellent in durability, and good stability, also has electrical insulating property, flame resistant, the multiple excellent properties such as high temperature resistant; The High Strength Cement-Based Materials utilizing is used extra large sand to be configured, and can also greatly alleviate the problem of current river sand resource shortage.
Summary of the invention
The present invention is directed to the deficiency of current wallboard, a kind of preparation method who utilizes the extra large sand cement base composite thermo-insulating wall board of novel basalt fibre enhancing is provided, utilize basalt fibre muscle (being called for short BFRP muscle) to substitute reinforcing bar as principal rod, utilize basalt fibre net (being called for short BFRP net) instead of steel silk screen, utilize meticulous extra large sand configuration High Strength Cement-Based Materials and make high-strength extra large sand cement base thin plate as outer panels with BFRP net is compound, utilize polyphenylene heat insulation slab as heat preserving and insulating material, produce that a kind of quality is light, intensity is high, corrosion resistant novel composite heat-preservation wall plate.This wallboard is suitable as house external wall plate, is particularly useful for the external wall of house construction of coastal area.
The present invention is achieved in the following ways: utilize the extra large sand cement base girt strip of BFRP muscle enhancing as vertical applied force member, utilize the meticulous extra large sand cement base thin plate of BFRP net enhancing as the external facing structure of horizontal force, take polyphenylene heat insulation slab as interior panel, take gypseous decorating board as the wainscot novel composite heat-preservation wall plate that is composited.
Basalt fibre muscle of the present invention strengthens the preparation method of extra large sand cement base composite thermo-insulating wall board, and its characterization step comprises:
(1) wall plate structure is arranged: this wallboard is as force-applied member, and its main part of the force is for strengthening extra large sand cement base girt strip and the extra large sand cement base thin plate of BFRP net enhancing according to certain spaced apart BFRP muscle.Double-deck BFRP net is placed at 1/2nd places of lamella thickness, and extends to girt strip position formation " U-shaped " rack, and the BFRP muscle of girt strip is placed in this rack, is similar to " reinforcing cage " that colligation is good; In manufacturing process, thin plate and girt strip are built simultaneously, form a complete integral body.Thin plate adopts meticulous extra large sand cement sill to build, and its quality mixture ratio is: water: cement: meticulous extra large sand: superplasticizer=0.45: 1: 2.23: 0.012; Girt strip adopts common extra large sand cement sill to build, and aglycon amount composition and division in a proportion is: water: cement: extra large sand=0.86: 1: 4.03.
(2) polyphenylene heat insulation slab is filled: polyphenylene heat insulation slab is filled between girt strip, and BFRP net strengthens meticulous extra large sand cement base outer panels and tightly covers its outside;
(3) inlaying of wainscot: wainscot adopts gypsum plank, during nailing template by the batten in order to determine girt strip position together with plasterboard nail;
(4) maintenance: cover and carry out maintenance with plastic sheeting after whole wall board forming, form removal after 7d, continues maintenance to 28d.
Described BFRP muscle diameter is 8mm, can require to select according to actual strength the BFRP muscle of different-diameter;
It is described that to build wallboard outer panels cement based lamella thickness used be 6mm, wherein meticulous extra large grain fineness number scope used is 0.063mm～0.355mm, place in the middle of thin plate for strengthening the toughness reinforcing staggered BFRP net of two-layer 90 ° of longitudes and latitudes, size of mesh opening is 10mm*10mm, and lamella thickness and fleece size all can be made variation according to actual requirement of engineering;
Describedly build extra large sand that girt strip extra large sand cement sill used uses for filtering out remaining extra large sand after meticulous extra large sand; Girt strip spacing and quantity can be according to actual house change in size;
Described warming plate is the thick polyphenylene heat insulation slab of 75mm, can select according to actual conditions the warming plate of different-thickness, unlike material;
Described wainscot is ordinary gypsum board, can select different materials as wainscot according to construction requirement.
The invention has the beneficial effects as follows:
(1) in the present invention, using BFRP muscle to substitute reinforcing bar, the BFRP of usining net replaces gauze wire cloth as the reinforcing material of combined wall board, not only guaranteed the mechanical property of combined wall board, also make wall plate structure not be subject to environmental attack, durability and safety are guaranteed, and are particularly useful for the exterior wall of coastal area and the building under marine environment;
(2) combined wall board outer panels is used meticulous extra large sand to be configured, and forms with the overlapping BFRP net composite concrete placement of two 90 ° of longitudes and latitudes, has that intensity is high, thin thickness, water absorption rate is low, fire-resistant and the feature such as good endurance, is a kind of outer panels of high-strength and high performance;
(3) girt strip of combined wall board and the cement-based material of outer panels are all configured with extra large sand, and outer panels is used the meticulous extra large sand through screening, and girt strip is used the rear remaining extra large sand of screening, not only can alleviate river sand resource scarcity problem, also make extra large sand resource be fully utilized;
(4) prepared composite thermo-insulating wall board has that volume is little, lightweight, intensity is high, water-proof climate resisting, the performance that thermal insulation etc. are excellent, be suitable as the exterior wall of building, both can resist the load of superstructure, can resist again the effect of wind load and seismic load; Owing to having used extra large sand and corrosion resistant basalt fibre reinforcing material, this composite thermo-insulating wall board is particularly useful for the external wall of coastal area.
Accompanying drawing explanation
Fig. 1 is the present invention---a kind of cross-sectional configuration figure that utilizes the extra large sand cement base composite thermo-insulating wall board of basalt fibre enhancing.
Number in the figure explanation: 1-basalt fibre net strengthens extra large sand cement base thin plate; 2-basalt fibre net; 3-basalt fibre muscle strengthens extra large sand cement base girt strip; 4-basalt fibre muscle; 5-thermal insulation thermal insulation board; 6-gypsum plank.
The specific embodiment
Specific embodiment of the invention step is as follows:
(1) long with 2m of planking nail system, the housing that 1.12m is wide, 0.16m is high, gypsum plank with same length and width size is positioned over the bottom in framework, then on gypsum plank every 540mm (distance of shaft centers), clear distance is the square wood strip of 3 40mm * 40mm of 500mm nail;
(2) in the framework of fixing, at batten, insert respectively between any two 2 layers of thick polyphenylene heat insulation slab of 75mm and form embedded thermal insulation thermal insulation board, according to the square wood strip of fixing and the reserved space of warming plate, can determine the size of girt strip in template, and good BFRP muscle and the BFRP net of muscle colligation put into template according to characterization step;
(3) then according to the match ratio preparation girt strip in characterization step (1) and the extra large sand cement sill of outer panels, build, first with common extra large sand mortar, build girt strip, in casting process, with thin crooked chisel, plug and pound closely knit, then with meticulous extra large sand cement sill, build outer panels, in casting process, note making cement-based material leak BFRP net as far as possible, make it fully closely knit being filled in outer panels, then that surface is fully floating, lamella thickness is controlled at 6mm.Finally with plastic sheeting, cover wallboard, be put in fog room maintenance, form removal after 7d, continues maintenance to 28d.
(4) this experiment wallboard making is carried out to eccentric compression experiment, can obtain its Compressive Bearing Capacity and anti-bending bearing capacity and the results are shown in Table 1.
Table 1
| Compressive Bearing Capacity | 225kN |
| Anti-bending bearing capacity | 8.44kN·m |
| Vertical displacement | 12mm |
| Plate middle part displacement | 5mm |
| Unit weight | 310kg/m 3 |
| Surface density | 50kg/m 2 |
Its anti-bending bearing capacity and unit weight surface density all meet < < light partition board > for building > requirement, and this combined wall board can be used as building partition and uses.
Claims (8)
1. a high-performance light insulated compound trabs---basalt fibre strengthens extra large sand cement base composite thermo-insulating wall board, it is characterized in that: this combined wall board is to take basalt fibre muscle to strengthen extra large sand cement base girt strip and basalt fibre net to strengthen extra large sand cement base thin plate be main bearing member, take polyphenylene heat insulation slab as interior panel, take gypseous decorating board as the wainscot novel composite heat-preservation wall plate that is composited.
2. basalt fibre according to claim 1 strengthens extra large sand cement base composite thermo-insulating wall board, it is characterized in that: described basalt fibre muscle strengthens extra large sand cement base girt strip and strengthens between extra large sand cement base thin plate and be connected by basalt fibre net with basalt fibre net, and complete being cast in together.
3. basalt fibre according to claim 1 strengthens extra large sand cement base composite thermo-insulating wall board, it is characterized in that: described basalt fibre muscle strengthens extra large sand cement base girt strip and uses basalt fibre muscle to strengthen.
4. basalt fibre according to claim 1 strengthens extra large sand cement base composite thermo-insulating wall board, it is characterized in that: the extra large sand that described basalt fibre net strengthens extra large sand cement base thin plate employing is that fineness scope is at the meticulous extra large sand through screening of 0.063mm～0.355mm, with portland cement, high efficiency water reducing agent, water is according to certain mass match ratio (water: cement: extra large sand: superplasticizer=0.45: 1: 2.23: 0.012) mixing, again this cement-based material is poured into 6mm thin plate, inside joining the basalt fibre net of 2 layers of 10mm * 10mm mesh size reinforces, make combined wall board outer panels.
5. basalt fibre according to claim 1 strengthens extra large sand cement base composite thermo-insulating wall board, it is characterized in that: it is remaining extra large sand after meticulous extra large sand sieve choosing that described basalt fibre muscle strengthens the extra large sand that the extra large sand cement base of extra large sand cement base girt strip adopts, and with water, portland cement according to certain quality mixture ratio (water: cement: extra large sand=0.86: 1: 4.03) mixing.
6. basalt fibre refinforced cement base composite thermo-insulating wall board according to claim 1, is characterized in that: described interior panel is the polyphenylene heat insulation slab that double-deck 75mm is thick.
7. basalt fibre refinforced cement base composite thermo-insulating wall board according to claim 1, is characterized in that: combined wall board surface density is 50kg/m
2, unit weight is about 310kg/m
3.
8. basalt fibre refinforced cement base composite thermo-insulating wall board according to claim 1, is characterized in that: combined wall board Compressive Bearing Capacity>=200kN, anti-bending bearing capacity>=8kN/m
2.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410337036.9A CN104131647B (en) | 2014-07-10 | 2014-07-10 | A kind of sea sand cement based composite thermo-insulating wall board utilizing basalt fibre to strengthen |
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| CN201410337036.9A CN104131647B (en) | 2014-07-10 | 2014-07-10 | A kind of sea sand cement based composite thermo-insulating wall board utilizing basalt fibre to strengthen |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105926837A (en) * | 2016-05-26 | 2016-09-07 | 沈阳建筑大学 | Modular heat preservation and sound insulation load-bearing wood wall plate |
| CN105926831A (en) * | 2016-05-26 | 2016-09-07 | 沈阳建筑大学 | Modular grass plate sound insulation bearing wood wallboard and construction method of I-shaped wall thereof |
| CN106245842A (en) * | 2016-09-14 | 2016-12-21 | 南京工业大学 | The wood cement board of a kind of multiple structure and processing method thereof |
| CN106830845A (en) * | 2017-03-09 | 2017-06-13 | 太原理工大学 | Basalt fibre hollow insulating partition plate and preparation method thereof |
| CN113047512A (en) * | 2021-03-09 | 2021-06-29 | 武汉大学 | Assembled FRP-sea sand concrete sound-insulation noise-reduction wallboard |
| CN114105551A (en) * | 2020-08-28 | 2022-03-01 | 首钢水城钢铁（集团）有限责任公司 | Basalt fiber composite rib reinforced light wallboard and preparation method thereof |
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| JPH0664954A (en) * | 1992-08-18 | 1994-03-08 | Nippon Steel Corp | Fiber-trinforcde cement-based composite material |
| CN2866681Y (en) * | 2006-02-28 | 2007-02-07 | 济南大学 | Cement sandwich light partition plate |
| CN203499097U (en) * | 2013-06-27 | 2014-03-26 | 本溪自然冰制备工程有限公司 | High-strength composite corrugated fiber foamed cement heat insulation board |
| CN204139445U (en) * | 2014-07-10 | 2015-02-04 | 广东工业大学 | A kind of extra large sand cement base composite thermo-insulating wall board utilizing basalt fibre to strengthen |
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2014
- 2014-07-10 CN CN201410337036.9A patent/CN104131647B/en active Active
Patent Citations (4)
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| JPH0664954A (en) * | 1992-08-18 | 1994-03-08 | Nippon Steel Corp | Fiber-trinforcde cement-based composite material |
| CN2866681Y (en) * | 2006-02-28 | 2007-02-07 | 济南大学 | Cement sandwich light partition plate |
| CN203499097U (en) * | 2013-06-27 | 2014-03-26 | 本溪自然冰制备工程有限公司 | High-strength composite corrugated fiber foamed cement heat insulation board |
| CN204139445U (en) * | 2014-07-10 | 2015-02-04 | 广东工业大学 | A kind of extra large sand cement base composite thermo-insulating wall board utilizing basalt fibre to strengthen |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105926837A (en) * | 2016-05-26 | 2016-09-07 | 沈阳建筑大学 | Modular heat preservation and sound insulation load-bearing wood wall plate |
| CN105926831A (en) * | 2016-05-26 | 2016-09-07 | 沈阳建筑大学 | Modular grass plate sound insulation bearing wood wallboard and construction method of I-shaped wall thereof |
| CN106245842A (en) * | 2016-09-14 | 2016-12-21 | 南京工业大学 | The wood cement board of a kind of multiple structure and processing method thereof |
| CN106245842B (en) * | 2016-09-14 | 2018-07-10 | 南京工业大学 | The wood cement board and its processing method of a kind of multilayered structure |
| CN106830845A (en) * | 2017-03-09 | 2017-06-13 | 太原理工大学 | Basalt fibre hollow insulating partition plate and preparation method thereof |
| CN114105551A (en) * | 2020-08-28 | 2022-03-01 | 首钢水城钢铁（集团）有限责任公司 | Basalt fiber composite rib reinforced light wallboard and preparation method thereof |
| CN113047512A (en) * | 2021-03-09 | 2021-06-29 | 武汉大学 | Assembled FRP-sea sand concrete sound-insulation noise-reduction wallboard |
| CN113047512B (en) * | 2021-03-09 | 2022-08-05 | 武汉大学 | Assembled FRP-sea sand concrete sound-insulation noise-reduction wallboard |
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| CN104131647B (en) | 2016-08-31 |
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Inventor after: Xie Yan Inventor after: Deng Jun Inventor after: Xie Weizhi Inventor after: Huang Ligen Inventor before: Deng Jun Inventor before: Xie Weizhi Inventor before: Xie Yan Inventor before: Huang Ligen |
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Effective date of registration: 20230915 Address after: Room 707, No. 2 Huafei Street, Huangge Town, Nansha District, Guangzhou City, Guangdong Province, 511455 Patentee after: Guangzhou Engineering Co., Ltd. of China Railway 19th Bureau Group Address before: 510006 No. 100 West Ring Road, Guangzhou University, Guangzhou, Guangdong, Panyu District Patentee before: GUANGDONG University OF TECHNOLOGY |