CN103938797A - Heat-preserving recycled concrete rectangular column with dismantling-free high performance cement mortar mold plate and manufacturing method - Google Patents
Heat-preserving recycled concrete rectangular column with dismantling-free high performance cement mortar mold plate and manufacturing method Download PDFInfo
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- CN103938797A CN103938797A CN201410135562.7A CN201410135562A CN103938797A CN 103938797 A CN103938797 A CN 103938797A CN 201410135562 A CN201410135562 A CN 201410135562A CN 103938797 A CN103938797 A CN 103938797A
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Abstract
The invention relates to a heat-preserving recycled concrete rectangular column with a dismantling-free high performance cement mortar mold plate and a manufacturing method and belongs to the technical field of structural engineering. The rectangular column comprises the high performance cement mortar plate, high polymer mortar, a steel bar framework, recycled concrete, vitrified beads and angle iron connecting pieces. The rectangular column has the advantages that the heat preservation performance of the structure can be increased by 20% and the green recycling can be realized by adopting the novel heat-preserving recycled concrete; in the meantime, the high performance cement mortar plate has good durability and strength and can be free of dismantling while serving as an outer mold plate, so that the integrality and the durability of the structure are increased.
Description
Technical field
The present invention relates to one and exempt to tear open high-performance cement mortar template insulation regeneration concrete rectangular column and the practice, belong to technical field of structural engineering.
Background technology
Along with the develop rapidly of productivity, energy-output ratio is more and more higher, and China's demand for energy increases with annual 2% ratio, and these energy nearly 30% consume on building.According to statistics, to the end of the year in 2000, oneself reached 76.6 hundred million square metres (wherein 44.1 hundred million square metres, houses) national existing building area cities and towns, wherein can reach approximately 1.8 hundred million square metres of heating and energy saving design standard, only accounted for 2.3% of urban house area.The whole nation still has the cities and towns heating floor space of more than 40 hundred million square metres to need transformation, adds the building construction in public building, industrial construction and rural area, and the whole nation has the existing building of more than 270 hundred million square metres need to carry out reducing energy consumption.Particularly at present China in a large number the public building with central air conditioner system be also energy for building rich and influential family, this class building approximately has 30%～50% huge energy-saving potential in space enclosing structure and heating air-conditioner system aspects.As an energy consumption big country, the importance of energy conservation revealed to come at every field of China convexity already.Enter 21st century, along with the implementation of the relevant policies such as reform and building energy conservation of China's building thermal insulation material, develop new heat insulating material and energy-saving residence structural system has become one of top priority of engineering circles.
Along with the fast development of civil engineering, China will produce a large amount of building wastes every year, and wherein discarded concrete just accounts for building waste 30%～40%.So the discarded concrete of flood tide, except disposal cost is surprising, also needs to take a large amount of vacant lot and deposits, contaminated environment, and waste is ploughed, and becomes large public hazards in city, and the environmental problem causing is thus also very outstanding.Taking China as example, if need to take up an area two mu by 10,000 tons of building wastes calculates, the discarded concrete of annual 18～2,400,000,000 tons just need to take 36～4,800,000,000 mu of soils, this makes the matter worse to the present situation of the original land shortage of China beyond doubt, the suburbs, a lot of big and medium-sized cities such as China Beijing, Shanghai is difficult to find abandons the place of burying, and this situation will be increasingly severe.
Traditional steel concrete rod structure need to be made wooden form in building, not only waste resource but also improved construction costs, construction is got up also comparatively inconvenient, simultaneously, tradition reinforced concrete post heat-insulating property is generally poor, and mostly inside builds is ordinary concrete, cannot accomplish environmental protection.Based on this, the present invention proposes a kind of simple environmental protection, be easy to construction, with permanent exempt to tear open high-performance cement mortar template replace conventional template, the green energy conservation load-bearing pillar of cast-in-situ thermal-insulated regeneration concrete, than traditional concrete bearing post, its durability and bearing capacity increase, mortar template exempts to tear open simultaneously, globality and the anti-seismic performance of structure are improved, meanwhile, the insulation regeneration concrete of employing not only has good heat-insulating property but also can accomplish environmental protection, is highly suitable for new structural system low, multistory building.
Summary of the invention
The object of the present invention is to provide a kind of there is the durable advantage such as integrated of simple structure, cheap, easy construction, green energy conservation exempt to tear open high-performance cement mortar template insulation regeneration concrete rectangular column and the practice, not good to effectively solving conventional concrete post heat-insulating property, poor durability, cannot accomplish the problems such as environmental protection.
For achieving the above object, the technical solution used in the present invention is that one exempts to tear open high-performance cement mortar template insulation regeneration concrete rectangular column and the practice, of the present inventionly exempt to tear open high-performance cement mortar template insulation regeneration concrete rectangular column, this rectangular column comprises high-performance cement Mortar Plates, high Polymer Mortar, cage of reinforcement, regeneration concrete, vitrifying microballon, angle iron connecting piece.
Particularly, high-performance silt particle pulpboard can be processed into corresponding modulus, and as 300,600,900mm, thickness is 20～25mm.What mortar adopted is High Performance Mortar, inside has steel wire to gather net as cage of reinforcement, adopting dither to carry out fine and closely woven reality vibrates, net is effective to bond to ensure to gather High Performance Mortar with steel wire, greatly improved compactness and the intensity of wire mesh mortar plate, theory can reach C40～C50 strength grade of concrete; In the time of processing high-performance cement Mortar Plates, the outside of one side as formwork for placing put down in a throwing, the inner face that coarse one side is formwork for placing, thereby the insulation regeneration concrete that effectively raising is built and the bonding of high-performance cement Mortar Plates.
High Polymer Mortar provides reliable bonding for wire mesh mortar plate, adhesive-hardening fast simultaneously, thus overcoming the problem of setting up of wire mesh mortar template, mortar smearing thickness should not exceed 5～8mm.
Longitudinal reinforcement in described cage of reinforcement adopts HRB335 level or HRB400 grade reinforcing steel, and diameter is 12mm～14mm; Stirrup adopts HPB300 grade reinforcing steel, and stirrup diameter is 8mm～10mm, stirrup spacing 150mm.
Regeneration concrete is the concrete of preparing according to the replacement situation of different thicknesses aggregate, by discarded concrete disintegrating, cleaning and sieve classification and by a certain percentage mutually proportioning form, be divided into coarse aggregate and replace regeneration concrete and fines replacement concrete, mainly replace with coarse aggregate, replacement rate is 30%～50%, and fines replacement rate is no more than 10%.
Vitrifying microballon is a kind of continuous vitrifying confining surface, the irregular orbicule particle of inner complete porous hollow structure simultaneously, and it has light weight, insulation, ageing-resistant feature.The diameter of the vitrifying microballon of selecting is 1.5～2.0mm.Vitrifying microballon and regeneration concrete combination have just formed novel heat insulation regeneration concrete.
Angle iron connecting piece is selected small-sized equal leg angle, and being of a size of ∠ 30 × 30 × 3(hem width is the thick 3mm of being in 30mm, limit), the connection for stiffened wire lath Mortar Plates in bending place, horizontal arrangement spacing is 250～300mm, vertical spacing is 300～400mm.
Compared with prior art, the present invention has following beneficial effect.
The present invention exempts to tear open high-performance cement mortar template insulation regeneration concrete rectangular column and is applicable to low, multilayer novel building system.The novel heat insulation regeneration concrete adopting has not only improved the heat-insulating property of structure but also can accomplish green regenerating, heat-insulating property can improve 20%, meanwhile, high-newly can reinforced cement-mortar board there is good durability and intensity, not only can be in order to avoid have torn but also improved globality and the durability of structure open as exterior sheathing.
Brief description of the drawings
Fig. 1 exempts to tear open high-performance cement mortar template insulation regeneration concrete rectangular column sectional view.
Fig. 2 is angle iron connecting piece intention.
Fig. 3 exempts to tear open high-performance cement mortar template insulation regeneration concrete rectangular column elevation.
In figure: 1, high-performance cement Mortar Plates, 2, high Polymer Mortar, 3, cage of reinforcement, 4, regeneration concrete, 5, vitrifying microballon, 6, angle iron connecting piece.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention will be further described.
As Figure 1-3, one exempts to tear open high-performance cement mortar template insulation regeneration concrete rectangular column and the practice, of the present inventionly exempt to tear open high-performance cement mortar template insulation regeneration concrete rectangular column, this rectangular column comprises high-performance cement Mortar Plates 1, high Polymer Mortar 2, cage of reinforcement 3, regeneration concrete 4, vitrifying microballon 5, angle iron connecting piece 6.
High-performance cement Mortar Plates 1 is provided reliable flexible adhesion and is rigidly connected by high Polymer Mortar 2 and angle iron connecting piece 6 as outside non-dismantling formwork, simultaneously, inside is provided with cage of reinforcement 3, greatly improve the overall performance of structure, last property is built the regeneration thermal insulation concrete by regeneration concrete 4 and vitrifying microballon 5 rational proportions, has just formed and has exempted to tear open high-performance cement mortar template insulation regeneration concrete rectangular column.
Particularly, high-performance silt particle pulpboard 1 can be processed into corresponding modulus, and as 300,600,900mm, thickness is 20～25mm.What mortar adopted is High Performance Mortar, inside has steel wire to gather net as cage of reinforcement, adopting dither to carry out fine and closely woven reality vibrates, net is effective to bond to ensure to gather High Performance Mortar with steel wire, greatly improved compactness and the intensity of wire mesh mortar plate, theory can reach C40～C50 strength grade of concrete; In the time of processing high-performance cement Mortar Plates, the outside of one side as formwork for placing put down in a throwing, the inner face that coarse one side is formwork for placing, thereby the insulation regeneration concrete that effectively raising is built and the bonding of high-performance cement Mortar Plates.
High Polymer Mortar 2 provides reliable bonding for wire mesh mortar plate, adhesive-hardening fast simultaneously, thus overcoming the problem of setting up of wire mesh mortar template, mortar smearing thickness should not exceed 5～8mm.
Longitudinal reinforcement in described cage of reinforcement 3 adopts HRB335 level or HRB400 grade reinforcing steel, and diameter is 12mm～14mm; Stirrup adopts HPB300 grade reinforcing steel, and stirrup diameter is 8mm～10mm, stirrup spacing 150mm.
The concrete of regeneration concrete 4 for preparing according to the replacement situation of different thicknesses aggregate, by discarded concrete disintegrating, cleaning and sieve classification and by a certain percentage mutually proportioning form, be divided into coarse aggregate and replace regeneration concrete and fines replacement concrete, mainly replace with coarse aggregate, replacement rate is 30%～50%, and fines replacement rate is no more than 10%.
Vitrifying microballon 5 is a kind of continuous vitrifying confining surface, the irregular orbicule particle of inner complete porous hollow structure simultaneously, and it has light weight, insulation, ageing-resistant feature.The diameter of the vitrifying microballon of selecting is 1.5～2.0mm.Vitrifying microballon 5 and regeneration concrete 4 combine and have just formed novel heat insulation regeneration concrete.
Angle iron connecting piece 6 is selected small-sized equal leg angle, and being of a size of ∠ 30 × 30 × 3(hem width is the thick 3mm of being in 30mm, limit), the connection for stiffened wire lath Mortar Plates in bending place, horizontal arrangement spacing is 250～300mm, vertical spacing is 300～400mm.
Exempt to tear open high-performance cement mortar template insulation regeneration concrete rectangular column, its preparation method is as follows.
S1 inserts in the cage of reinforcement of exempting to tear open high-performance cement mortar template insulation regeneration concrete rectangular column in grade beam by size, builds grade beam steel concrete.
S2 copies measuring line by grade beam upper surface by house planar dimension, and levelling grade beam upper surface ejects double solid line by the thickness of high-performance cement mortar template.
High-performance cement mortar template is overlapped brick work by S3, and reinforced cement-mortar board adopts high Polymer Mortar to bond, and adds angle steel simultaneously and connect 6.
In the rectangle frame that S4 surrounds at high-performance cement Mortar Plates 1, build the formation of insulation regeneration concrete and exempt to tear open high-performance cement mortar template insulation regeneration concrete rectangular column.
Claims (2)
1. exempt to tear open a high-performance cement mortar template insulation regeneration concrete rectangular column, it is characterized in that: this rectangular column comprises high-performance cement Mortar Plates (1), high Polymer Mortar (2), cage of reinforcement (3), regeneration concrete (4), vitrifying microballon (5), angle iron connecting piece (6);
High-performance cement Mortar Plates (1) is provided reliable flexible adhesion and is rigidly connected by high Polymer Mortar (2) and angle iron connecting piece (6) as outside non-dismantling formwork, simultaneously, inside is provided with cage of reinforcement (3), greatly improve the overall performance of structure, last property is built the regeneration thermal insulation concrete by regeneration concrete (4) and vitrifying microballon (5) rational proportion, has just formed and has exempted to tear open high-performance cement mortar template insulation regeneration concrete rectangular column;
Particularly, high-performance silt particle pulpboard (1) can be processed into corresponding modulus, and as 300,600,900mm, thickness is 20～25mm; What mortar adopted is High Performance Mortar, inside has steel wire to gather net as cage of reinforcement, adopting dither to carry out fine and closely woven reality vibrates, net is effective to bond to ensure to gather High Performance Mortar with steel wire, greatly improved compactness and the intensity of wire mesh mortar plate, theory can reach C40～C50 strength grade of concrete; In the time of processing high-performance cement Mortar Plates, the outside of one side as formwork for placing put down in a throwing, the inner face that coarse one side is formwork for placing, thereby the insulation regeneration concrete that effectively raising is built and the bonding of high-performance cement Mortar Plates;
High Polymer Mortar (2) provides reliable bonding for wire mesh mortar plate, adhesive-hardening fast simultaneously, thus overcoming the problem of setting up of wire mesh mortar template, mortar smearing thickness should not exceed 5～8mm;
Longitudinal reinforcement in described cage of reinforcement (3) adopts HRB335 level or HRB400 grade reinforcing steel, and diameter is 12mm～14mm; Stirrup adopts HPB300 grade reinforcing steel, and stirrup diameter is 8mm～10mm, stirrup spacing 150mm;
The concrete of regeneration concrete (4) for preparing according to the replacement situation of different thicknesses aggregate, by discarded concrete disintegrating, cleaning and sieve classification and by a certain percentage mutually proportioning form, be divided into coarse aggregate and replace regeneration concrete and fines replacement concrete, replace with coarse aggregate, replacement rate is 30%～50%, and fines replacement rate is no more than 10%;
Vitrifying microballon (5) is a kind of continuous vitrifying confining surface, the irregular orbicule particle of inner complete porous hollow structure simultaneously, and it has light weight, insulation, ageing-resistant feature.The diameter of the vitrifying microballon of selecting is 1.5～2.0mm; Vitrifying microballon (5) and regeneration concrete (4) combination have just formed novel heat insulation regeneration concrete;
Angle iron connecting piece (6) is selected small-sized equal leg angle, is of a size of ∠ 30 × 30 × 3, the connection for stiffened wire lath Mortar Plates in bending place, and horizontal arrangement spacing is 250～300mm, vertical spacing is 300～400mm.
2. exempt to tear open high-performance cement mortar template insulation regeneration concrete rectangular column according to one claimed in claim 1, its practice is, it is characterized in that: exempt to tear open high-performance cement mortar template insulation regeneration concrete rectangular column, its preparation method is as follows,
S1 inserts in the cage of reinforcement of exempting to tear open high-performance cement mortar template insulation regeneration concrete rectangular column in grade beam by size, builds grade beam steel concrete;
S2 copies measuring line by grade beam upper surface by house planar dimension, and levelling grade beam upper surface ejects double solid line by the thickness of high-performance cement mortar template;
High-performance cement mortar template is overlapped brick work by S3, and reinforced cement-mortar board adopts high Polymer Mortar to bond, and adds angle steel simultaneously and connect (6);
In the rectangle frame that S4 surrounds at high-performance cement Mortar Plates (1), build the formation of insulation regeneration concrete and exempt to tear open high-performance cement mortar template insulation regeneration concrete rectangular column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410135562.7A CN103938797B (en) | 2014-04-04 | 2014-04-04 | Heat-preserving recycled concrete rectangular column with dismantling-free high performance cement mortar mold plate and manufacturing method |
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| CN201410135562.7A CN103938797B (en) | 2014-04-04 | 2014-04-04 | Heat-preserving recycled concrete rectangular column with dismantling-free high performance cement mortar mold plate and manufacturing method |
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| CN103938797A true CN103938797A (en) | 2014-07-23 |
| CN103938797B CN103938797B (en) | 2017-01-18 |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105019600A (en) * | 2015-08-04 | 2015-11-04 | 万保金 | Disassembly-free precast concrete frame column template |
| CN106032692A (en) * | 2015-11-06 | 2016-10-19 | 广州容联建筑科技有限公司 | Integral pouring molding construction method for reinforced concrete column |
| WO2016187933A1 (en) * | 2015-05-26 | 2016-12-01 | 李殿义 | Cellular concrete structure having structure-reinforcing mesh member and construction method thereof |
| CN106522588A (en) * | 2015-09-11 | 2017-03-22 | 李殿义 | Structure net rib honeycomb concrete intervening building |
| CN106760190A (en) * | 2016-11-18 | 2017-05-31 | 湖南大学 | Concrete simply supported beam and preparation method based on carbon fiber mesh composite board |
| CN107700752A (en) * | 2017-11-21 | 2018-02-16 | 刘成金 | One kind exempts from template iron net concrete cast beam, post and its construction method |
| CN109594718A (en) * | 2018-11-06 | 2019-04-09 | 安徽水利开发股份有限公司 | The assembled steel reinforced concrete column of prefabricated standard assembly piece and application the assembly piece |
| CN109594717A (en) * | 2018-11-06 | 2019-04-09 | 安徽水利开发股份有限公司 | Assembled steel reinforced concrete column construction technology based on prefabricated standard assembly piece |
| CN110409813A (en) * | 2019-08-16 | 2019-11-05 | 辰泰(广德)智能装配建筑股份有限公司 | Exempt to split into type beam forms, formwork structure and construction process containing steel reinforcement cage |
| CN110409811A (en) * | 2019-08-16 | 2019-11-05 | 辰泰(广德)智能装配建筑股份有限公司 | Exempt to split into type column template, formwork structure and construction process containing steel reinforcement cage |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107614815A (en) * | 2015-05-26 | 2018-01-19 | 李殿义 | Structure Network muscle honeycomb concrete structure and its construction process |
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| CN107700752A (en) * | 2017-11-21 | 2018-02-16 | 刘成金 | One kind exempts from template iron net concrete cast beam, post and its construction method |
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| CN109594717A (en) * | 2018-11-06 | 2019-04-09 | 安徽水利开发股份有限公司 | Assembled steel reinforced concrete column construction technology based on prefabricated standard assembly piece |
| CN110409813A (en) * | 2019-08-16 | 2019-11-05 | 辰泰(广德)智能装配建筑股份有限公司 | Exempt to split into type beam forms, formwork structure and construction process containing steel reinforcement cage |
| CN110409811A (en) * | 2019-08-16 | 2019-11-05 | 辰泰(广德)智能装配建筑股份有限公司 | Exempt to split into type column template, formwork structure and construction process containing steel reinforcement cage |
| CN112761250A (en) * | 2020-12-29 | 2021-05-07 | 浙江经纬装配式建筑科技有限公司 | Assembled building reinforced concrete member |
| CN112761250B (en) * | 2020-12-29 | 2022-04-08 | 浙江经纬装配式建筑科技有限公司 | Assembled building reinforced concrete member |
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