CN101196067A - Light phase transition heat preserving wall building block - Google Patents

Light phase transition heat preserving wall building block Download PDF

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Publication number
CN101196067A
CN101196067A CNA2007101609002A CN200710160900A CN101196067A CN 101196067 A CN101196067 A CN 101196067A CN A2007101609002 A CNA2007101609002 A CN A2007101609002A CN 200710160900 A CN200710160900 A CN 200710160900A CN 101196067 A CN101196067 A CN 101196067A
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CN
China
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cavity
building block
block
building
phase
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CNA2007101609002A
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Chinese (zh)
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CN100564755C (en
Inventor
张勇
邹志荣
李建明
王宏丽
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西北农林科技大学
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Priority to CNB2007101609002A priority Critical patent/CN100564755C/en
Publication of CN101196067A publication Critical patent/CN101196067A/en
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Publication of CN100564755C publication Critical patent/CN100564755C/en

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Abstract

The invention discloses a light phase changing heating wall body building block, which comprises a building block main body composed of an outer wall face and inner wall face, a convex building opening and a concave building opening are arranged at the both ends between the outer wall and the inner wall of the building block main body along the length direction, the shapes of the convex building opening and the concave building opening form a mutually corresponding rabbet, a reinforcing steel grouting groove is arranged between a raised part and a depressed part along the length direction, the building block main body is divided into two layers in the reinforcing steel grouting groove, the upper layer has a heat insulating material cavity and a fine stone concrete back pouring cavity, the lower layer has a phase changing material cavity, top closure fixing the phase changing material cavity together with the building block main body is arranged on one side of the phase changing material cavity, reinforcing ribs are distributed in the fixed phase changing material cavity, the movable top closure corresponding to the phase changing material cavity is arranged on the other side of the fixed phase changing material cavity, and the top closure is put on the reinforcing robs. The light phase changing heating wall body building block not only conforms to the heating characteristic of an outer wall body, but also has the insulating property, and the invention can actively adjust the indoor temperature according to the filling of the phase changing material with different design.

Description

A kind of light phase transition heat preserving wall building block

Technical field

The invention belongs to building wall block, particularly a kind of light phase transition heat preserving wall building block that is used for the greenhouse construction wall.

Background technology

At present, building trade mainly adopts common brick or hollow brick or some constructional materials as inner, external wall (partition wall, balcony wallboard, roof panel etc.) material.Some is heavier for these materials, installs inconvenient; Poor performance such as some insulation, heat insulation, sound insulation, protection against the tide.Along with the progress of society, the economic constantly development of science and technology is attached most importance to being considered to of aspects such as heat-insulating property of construction wall.The particularly proposition of modern ecological constructional materials, therefore people have proposed energy-conservation to masonry, environmental protection, the requirement of each side such as insulation, current, seek the constructional materials that replaces common brick and on quality and price, be better than common brick, particularly satisfying nation-building portion proposes wall thermal insulating is wanted, and to reach energy-conservation 50% requirement, make to save the energy and change the building thermal technique condition and become pressing for of builing industry and even entire society, foamed brick and various combined wall technology such as (deck add heat insulation layer structure) that fourth can replace traditional common brick appear in succession, as interior, external heat insulating wall, hollow concrete block wall, air-entrained concrete building block body of wall etc., these bodies of wall cut both ways and all have the cost height, heat insulation effect is poor, floor space is big, and intensity is low, the big deficiency that waits of difficulty of construction.Chinese patent discloses many kinds of light and heat insulating wall bricks in the recent period, these technology all are to adopt various building block models, in building block, form hole, utilize these empty air to reach insulation, heat insulation purpose then or in these holes, add adiabatic polystyrene material.The design of these building blocks has improved the adiabatic heat-insulation ability of construction wall greatly, but because the building interior self-temperature changes greatly, thermal insulation, the heat-insulating property that only improves body of wall can't reach ecologically, regulate economically interior temperature.

Existing light aggregate concrete hollow paving block, though how auspicious piece type and size be multiple, each building block is all as a whole.Small-sized hollow building block, block is little in light weight, show according to Gong Luoshu: " external light orthopaedics rod coagulates native little building block summary " introduced, the standard size of little building block is: 190 * 190 * 390 (mm), its piece is heavy only rivers bend 10 kilograms~15 kilograms, and people's both hands are easy to move, and can be used for manual building by laying bricks or stones, transportation, lifting conveniently also can be saved a large amount of construction energy consumptions.But, influenced the raising of the speed of building by laying bricks or stones because the building block volume is little; Medium-sized building block is because of block size is big, so the speed of building by laying bricks or stones is fast, but piece is great, and according to " production of gangue hollow block and application stage brief summary " record that units such as Henan constructional materials research institute compile in collaboration with, porosity is 39.7%, long * wide * thick be the gangue hollow block of 580 * 880 * 200 (mm), piece heavily is 148.5 kilograms, can't move by hand, only is applicable to mechanical execution, and, building block assembly door and window in body of wall is also arranged, must fill a vacancy with the material fringing in addition, bring inconvenience to construction.

Therefore, on the design building walling unit, not only to make body of wall have stronger thermal insulation, heat-insulating property, with good constructing structure performance, simultaneously, make construction wall to absorb in large quantities and release heat, the temperature of building interior can be stabilized within the scope of requirement be one of problem that the applicant studies according to the variation of interior temperature.

Summary of the invention

The problems referred to above at the prior art existence, the objective of the invention is to improve at the existing building walling unit, a kind of light phase transition heat preserving wall building block rational in infrastructure is provided, this light phase transition heat preserving wall building block had both met the external wall body thermal insulation characteristics, has heat-insulating property simultaneously, according to the phase-change material of filling different designs, can the active adjustment interior temperature.

In order to realize above-mentioned task, the present invention is achieved by following technical proposal:

A kind of light phase transition heat preserving wall building block, comprise block body by exterior wall is faced the wall and meditated and interior wall is faced the wall and meditated and constituted, it is characterized in that, between this block body exterior wall is faced the wall and meditated and interior wall is faced the wall and meditated along its length two ends protruding block mouthful and recessed block mouth are arranged, protruding shape of building mouth and recessed block mouth forms the tongue and groove of mutual correspondence, in the middle of lug boss and depressed part along its length on the reinforcing bar grout groove is arranged, this reinforcing bar grout groove is divided into this block body two-layer up and down, the chamber is watered after thermal insulation material cavity and pea gravel concreten are arranged in the upper strata, there is the phase-change material cavity in lower floor, one side of this phase-change material cavity has and the fixing underseal of block body, be distributed with reinforcing rib in the phase-change material cavity, the opposite side in phase-change material chamber has the closedtop with phase-change material chamber correspondence, and this closedtop is placed on the reinforcing rib.

The present invention compares with prior art, has following characteristics:

1, improves construction wall intensity, reduce the engineering overall cost and (compare with equal building area.Increased actual usable floor area, with the exterior wall comparison of common brick 490 bodies of wall, per 100 linear meters increase by 29 square metres of usable floor areas), reach energy-conservation 50% requirement simultaneously, cost and common brick are basic identical, and the weight ratio common brick is light by 50%.Change former proportioning or adjust cement strength and technological parameters such as mold shape and adjusting insulated curing.Can make from the building block of MU7.5-MU20 different brackets.Pollution-free, production technology is simple.Cost is low, is desirable constructional materials.Remarkable economic efficiency and social benefit are arranged.

2, improve building operations efficient, reduce expenses of labour and labour intensity, the hollow adiabatic building block of this phase transformation, size is big.In light weight, need not the professional and build by laying bricks or stones, can set according to protruding, recessed block mouthfuls 6 and 7, and in grout groove, put into reinforcing bar, fill up the bonding surface of building block then with mortar, it is mouthful full to reach ash, and the adhesive strength height is when joint ash, joint worker, joint.Because therefore easy construction, need not the high-tech workman, has average skilled worker can reach qualified construction level fully, labor savings cost when saving the constructional materials cost.

3, the difference of the hollow adiabatic building block of this phase transformation and other heat-preserving wall is, does not exist heat insulation system to come off, ftracture, drawbacks such as heat insulation effect difference, and this building block is misplaced by the multilayer insulant upper and lower, left and right.Leave air layer in the middle of heat insulating material and the building block and wait and reach no hot and cold bridge, reach best heat insulation effect, thermal insulation properties improves, the minimizing energy consumption.Experiment showed, that heat that every building block can reach about 5000 kilojoules is inhaled put variation that according to the applicant especially in the bigger building interior environment of indoor temperature change generated in case, the ability of keeping environment temperature is stronger.Simultaneously, owing on every layer of building block horizontal direction elongated bar splicing is arranged all, have back pouring concrete structure plate to support on the vertical direction, therefore, the resistance to overturning height of body of wall can improve building by laying bricks or stones highly and length of body of wall effectively.

4, this building block overall dimensions are big, and are smooth around (can make the specification of long 600mm * 300mm * 240mm) heavily about 24kg/ piece, facade.Cooperate the prefabricated supporting building block of inlaying, can realize just can building into regular metope by laying bricks or stones by building block fully.Building block width of the present invention has adopted the size of building brick simultaneously, so can realize and have now the seamless combination of general constructional materials, has avoided to all inconvenience that construction causes, having improved the universal building of building block because building block is oversize.Add reinforcing bar in the mortar pin groove of reserving in the building block top and bottom, forming every layer, every all has reinforcing bar to link to each other, and rule reinforced concrete segment forms collar tie beam, has increased outer body of wall integral anti-shearing, and intensity has solved vertical, a longitudinal crack difficult problem that blockwork exists.

5, heat insulation, the excellent thermal insulation performance of this building block, the conciliation temperature capability is strong.Heat preservation and insulation is fit to high and cold and hot area well.Build energy-saving building thing cool in summer and warm in winter, for the user saves a large amount of heating cooling expenses.

Description of drawings

Fig. 1 is a light phase transition heat preserving wall building block vertical view of the present invention;

Fig. 2 is a phase-change material of the present invention chamber closedtop view;

Fig. 3 is the overall perspective view of light phase transition heat preserving wall building block of the present invention;

Fig. 4 is a light phase transition heat preserving wall building block stereogram of the present invention;

Fig. 5 is the stereogram after the light phase transition heat preserving wall building block sealing of the present invention;

Fig. 6 is the schematic diagram of light phase transition heat preserving wall building block masonry panel of the present invention;

Fig. 7 is a kind of deformed configurations schematic diagram of light phase transition heat preserving wall building block of the present invention;

Among the figure, 1, reinforcing bar grout groove, 2, exterior wall face the wall and meditate, 3, water chamber, 6, recessed block mouthful, 7, protruding blocks mouth, 8, the inwall (through the rubber powder waterproofing work), 9 of phase-change material cavity, reinforcing rib, 10, phase-change material cavity, 11 behind the inwall, 4 of thermal insulation material cavity, thermal insulation material cavity, 5, pea gravel concreten: interior wall faces the wall and meditates, 12: underseal, 13, closedtop.

The present invention is described in further detail below in conjunction with the drawings and specific embodiments.

The specific embodiment

Referring to a kind of light phase transition heat preserving wall building block shown in Figure 1, comprise by exterior wall and face the wall and meditate 2 and interior wall 11 block body that constitute of facing the wall and meditating, this block body exterior wall face the wall and meditate 2 and the interior wall two ends of facing the wall and meditating between 11 along its length protruding block mouthfuls 7 and recessed blocks mouth 6 are arranged, protruding shape of building mouth 7 and recessed block mouth 6 forms the tongue and groove of mutual correspondence, in the middle of lug boss 7 and the depressed part 6 along its length on reinforcing bar grout groove 1 is arranged, this reinforcing bar grout groove 1 is divided into this block body two-layer up and down, chamber 5 is watered after thermal insulation material cavity 4 and pea gravel concreten are arranged in the upper strata, there is phase-change material cavity 10 in lower floor, one side of this phase-change material cavity 10 has and the fixing underseal 12 of phase-change material cavity of block body, be distributed with reinforcing rib 9 in the phase-change material cavity 10, the opposite side of phase-change material cavity 10 has the closedtop 13 with phase-change material chamber 10 correspondences, and this closedtop 13 is placed on the reinforcing rib 9.

The inwall in phase-change material chamber 10 is through the rubber powder waterproofing work.

The preparation method of light phase transition heat preserving wall building block of the present invention is, adopt cement, material coal ash, sealing perlite, granules of polystyrene, concrete additive, water to mix by a certain percentage, in mixer, stir, the concrete additive and the water of dilution are put into continuation stirring in the mixer, in the process of mixing and stirring, add sealing expanded perlite or granules of polystyrene, after stirring, mix is poured onto die for molding, can arrive a kind of expanded perlite light block or polystyrene light block.In the phase-change material cavity of building block, fill different phase-change materials according to the different purposes of building block then, to be had the phase-transition heat-preserving building block of thermal insulation, insulation and active adjustment interior temperature simultaneously.

The present invention has grout groove in the building block on structure Design, improved the building block adhesive strength, increases anti-carrying, Wind-Pressure Resistance, and earthquake-resistant ability, and also quality is light, floor space is little, heat-insulating property is high, has solved surface layer hollowing, cracking and cold bridge etc.Speed of application is fast, and the quality height is saved mortar.Reduce labour intensity, construction adaptability is strong, the light and heat insulating wall bricks of good stability.

The raw material of the present invention and the technological process of production are:

One, material and formation mechanism:

1, main raw material(s): A, cement; B, flyash; C: the sealing perlite; D, granules of polystyrene; E, sand; F: concrete additive.

2, concrete material analysis:

Flyash is the industrial residue of thermal power generation, discharging, will discharge 200,000,000 tons flyash and gangue every year, owing to have a large capacity and a wide range, and serious environment pollution and take a large amount of soils, for a long time, the comprehensive utilization of flyash is all attached great importance in countries in the world.China does not still catch up with the discharge value of power plant to the comprehensive utilization of flyash, and a year utilization only is 30,000,000 tons, remaining a large amount of flyash is wanted appropriation of land, therefore the regenerated resources of the development and use of flyash are wide, price is low, solve environment pollution and soil utilization, country has put into effect the value-added tax from implementation on the 1st in January calendar year 2001 for this reason, promptly increases the collection policy of promptly moving back and reducing by half, and has promoted the development and use of flyash greatly.

The sealing perlite be a kind of be the novel thermal insulation material of feature with low water absorption and high strength, this product expands through electric furnace high temperature, makes perlite particle surface after the expansion be little round and continuous vitreous shell arranged, pore closure and inner be hollow-core construction substantially.Have the intensity height, water absorption rate is low, and distinguishing features such as easy dispersion can improve the mortar flowability, and the aglite that is widely used in external insulating mortar, decorative panel, warming plate in the body of wall uses, but instead of part floats the pearl use simultaneously.Also can be used as building, metallurgy, the use of Industrial Stoves industries such as (light fire brick aspects).

Two, the technological process of production:

The technological process of production of light phase transition heat preserving wall building block of the present invention is according to material (sealing perlite, granules of polystyrene, sand)+cementitious materials (cement, flyash, modifier)+additive with various raw materials, in mixer, stir, the additive and the water of dilution are put into continuation stirring in the mixer, add swelling perlite powder in the process mixing by force, after stirring, drop into shake in the prefabricated model molded, just arrive a kind of adiabatic hollow light building block.After making product, place fog room, carry out insulation in 16 hours-20 hours, resting is finished product, after fortune is put outdoor 28 days, can become qualified product to be packaged.

After waiting for that building-block hardens fully, in its phase-change material cavity, insert according to the different purposes configuration of building block phase-transition heat-preserving material and (fill a prescription and be (weight ratio): sal glauberi 95%+ paraffin 3.5%+ BS 1.5%, method preparation routinely), and then with cavity closedtop 13 the phase-transition heat-preserving material package is got up, can become the adiabatic building block of phase transformation.Can directly transport the construction of construction ground to.

Most preferred embodiment of the present invention, concrete masonry panel sees Fig. 6 for details, when masonry panel, after last building block is put well, the building block in back directly can be embedded in the recessed block mouth 6 of last building block, make and water the phase-change material cavity 10 formation insulation enclosed cavities of chamber 5 and lower floor at this moment behind the thermal insulation material chamber 4 on upper strata and the pea gravel concreten by the recessed block mouth 6 of protruding block mouthful 7 alignings.Various heat insulating materials (as polystyrene or polystyrene board, phenolic board) can be placed in 4 li in thermal insulation material chamber.Can fill different phase-change materials in the phase-change material cavity 10, behind pea gravel concreten, water in the chamber 5, can do as requested to pour into pea gravel concreten behind the constructional reinforcement, as the structure plate of body of wall.When having higher thermal insulation to require, can pour into the adiabatic coagulation material identical therein with the building block mother metal.

The applicant tests with insulation but carry out intensity experiment according to the standard of industry the light phase transition heat preserving wall building block of the present invention's preparation.The bioassay standard of concrete strength, with making the 150mm cube specimen, by the standard method moulding, (20 ± 3 ℃ of temperature, relative humidity 90%) maintenance 28d measures cubical compressive strength under standard conditions.The result shows, can make from the building block of MU7.5-MU20 different brackets, all can meet the demands.Having filled heat insulating material (polystyrene board) and phase-transition heat-preserving material (sal glauberi 95%+ paraffin 3.5%+ BS 1.5%) in light phase transition heat preserving wall building block tests, method of testing is the packing material amount that calculates every building block, and then multiply by the thermal capacitance of the phase-change material that examination in advance prepares.Through overtesting, the heat that every building block can reach about 5000 kilojoules is inhaled and is put variation, and especially in the bigger building interior environment of indoor temperature change generated in case, the ability of keeping environment temperature is stronger

Claims (3)

1. light phase transition heat preserving wall building block, comprise by exterior wall and facing the wall and meditating (2) and the interior wall block body that (11) constitute of facing the wall and meditating, it is characterized in that, this block body exterior wall is faced the wall and meditated (2) and interior wall is faced the wall and meditated between (11) along its length two ends protruding block mouthful (7) and recessed block mouth (6) are arranged, protruding shape of building mouthful (7) and recessed block mouthful (6) forms the tongue and groove of mutual correspondence, in the middle of lug boss (7) and depressed part (6) along its length on reinforcing bar grout groove (1) is arranged, this reinforcing bar grout groove (1) is divided into this block body two-layer up and down, chamber (5) is watered after thermal insulation material cavity (4) and pea gravel concreten are arranged in the upper strata, there is phase-change material cavity (10) in lower floor, one side of this phase-change material cavity (10) has the underseal (12) that fixes with block body, be distributed with reinforcing rib (9) in the phase-change material cavity (10), the opposite side of phase-change material cavity (10) has the closedtop (13) corresponding with phase-change material chamber (10), and this closedtop (13) is placed on the reinforcing rib (9).
2. light phase transition heat preserving wall building block as claimed in claim 1 is characterized in that, described thermal insulation material is the sheet material that polystyrene is made.
3. light phase transition heat preserving wall building block as claimed in claim 1 is characterized in that, the inwall in described phase-change material chamber (10) is through the rubber powder waterproofing work.
CNB2007101609002A 2007-12-21 2007-12-21 A kind of light phase transition heat preserving wall building block CN100564755C (en)

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Application Number Priority Date Filing Date Title
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CN101196067A true CN101196067A (en) 2008-06-11
CN100564755C CN100564755C (en) 2009-12-02

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101892722A (en) * 2010-07-21 2010-11-24 安徽程氏建材有限公司 Self-temperature-adjusting phase change energy storage energy-saving building block
CN101649666B (en) * 2009-09-04 2011-04-06 沈阳隆发电热产品制造有限公司 Solar automatic temperature control foamed cement building block for construction and production method thereof
CN102493592A (en) * 2011-12-01 2012-06-13 黄靓 Self-insulation building block with skin
CN103088957A (en) * 2013-01-17 2013-05-08 东南大学 Phase-changing heat preservation composite building block
CN103216024A (en) * 2013-04-30 2013-07-24 株洲博尔曼科技发展有限公司 Self-heat-preservation mortar-free block masonry shear wall system and construction method thereof
CN103541484A (en) * 2013-09-22 2014-01-29 沈阳建筑大学 Internal and external multiple-phase-change thermal insulation building block
CN103628620A (en) * 2013-12-13 2014-03-12 孙继林 External wall panel for building, assembled external wall panel for building, and construction method of assembled external wall panel
EP2762651A1 (en) 2013-02-05 2014-08-06 Latvijas Universitate A masonry unit with variable physico-constructional heat insulation, and heat and moisture accumulation properties
CN106587834A (en) * 2016-12-14 2017-04-26 济南大学 Grouting phase-change energy-storage concrete block and manufacturing method thereof

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101649666B (en) * 2009-09-04 2011-04-06 沈阳隆发电热产品制造有限公司 Solar automatic temperature control foamed cement building block for construction and production method thereof
CN101892722A (en) * 2010-07-21 2010-11-24 安徽程氏建材有限公司 Self-temperature-adjusting phase change energy storage energy-saving building block
CN102493592A (en) * 2011-12-01 2012-06-13 黄靓 Self-insulation building block with skin
CN103088957A (en) * 2013-01-17 2013-05-08 东南大学 Phase-changing heat preservation composite building block
EP2762651A1 (en) 2013-02-05 2014-08-06 Latvijas Universitate A masonry unit with variable physico-constructional heat insulation, and heat and moisture accumulation properties
CN103216024A (en) * 2013-04-30 2013-07-24 株洲博尔曼科技发展有限公司 Self-heat-preservation mortar-free block masonry shear wall system and construction method thereof
CN103541484A (en) * 2013-09-22 2014-01-29 沈阳建筑大学 Internal and external multiple-phase-change thermal insulation building block
CN103628620A (en) * 2013-12-13 2014-03-12 孙继林 External wall panel for building, assembled external wall panel for building, and construction method of assembled external wall panel
CN103628620B (en) * 2013-12-13 2016-06-29 孙继林 Side fascia for building, assembling type outer wall plate for building and construction method thereof
CN106587834A (en) * 2016-12-14 2017-04-26 济南大学 Grouting phase-change energy-storage concrete block and manufacturing method thereof

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