CN1373273A - Insulating building block and insulating wall structure using it - Google Patents
Insulating building block and insulating wall structure using it Download PDFInfo
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- CN1373273A CN1373273A CN 01109265 CN01109265A CN1373273A CN 1373273 A CN1373273 A CN 1373273A CN 01109265 CN01109265 CN 01109265 CN 01109265 A CN01109265 A CN 01109265A CN 1373273 A CN1373273 A CN 1373273A
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Abstract
An insulating building block is characterized by that the insulating filler prepared from polyvinyl chloride particles, flyash and cement is filled in its internal holes. It can be used to build up the insulating wall, which is characterized by that an insulating board is inserted into the gap between internal and external layers of the wall for higher insulating performance. Its heat conductivity is 0.7.
Description
The wall body structure that the invention relates to building block and utilize building block to construct is especially about heat preservation building blocks for construction and the heat-insulating wall structure that utilizes insulation blocks to construct.
At present, for energy-conservation and improve dwelling environment and environmental protection requirement, the materials for wall and the construction quality of skin are had higher requirement aspect the heat-insulating property.
For a long time,, cause buildings exterior-protected structure thin, heating, air conditioning energy consumption height because of putting undue emphasis on building cost.The energy consumption of building has accounted for 13.1% of national inhabitation commercial energy aggregate consumption with regard to its heating energy consumption and two calculating of air-conditioning temperature-reducing energy consumption at present.GB GB50179-93 " code for thermal design of civil buildings " according to issuing and implementation in 1993, this standard is as the starting standard of China's building energy conservation, require the energy conservation technology of civilian rate to improve 30%, be incubated horizontal increase rate and little, therefore, China's heating residential building space enclosing structure still exists the insulation level low, and thermal environment is of poor quality, the problem that heating energy consumption is big.The area close with developed country weather conditions compared, and still has big gap.Long in developed country's heating time, under the high condition of interior temperature, the 2-3 that every square metre of building heating energy consumption of China still is about developed country doubly reduces that dwelling house universal design energy consumption level is real to be the task of top priority.
According to " civilian construction energy-saving design standard (heating the is lived partly) JGJ26-95 " of Ministry of Construction's promulgation, new standard building enclosure structure heat transfer coefficient W/ (m
2.K) and abroad be compared as follows table:
The roof exterior wall
Beijing 0.6 0.82
Harbin 0.3 0.40
Canada 0.17 0.27
Japan 0.23 0.42
Germany 0.22 0.50
Though still there be gap in new standard with comparing abroad, but it is approaching to some extent, the enforcement of new standard improves the energy consumption level of dwelling house greatly, inferior severe cold of China and the newly-built dwelling house in cold district cities and towns all reduce by 50% design-build by heating energy consumption, Ministry of Construction's regulation energy-saving investment again is no more than 10% of civil works cost, reduce in 50% at heating energy consumption, wherein building energy-saving is born 30% of total fractional energy savings.
By comparison to the thermal resistance value of several bodies of wall, as can be seen, be to realize the requirement of design specifications, present blockwork does not generally all reach the rules requirement, referring to following table: body of wall kind 190 190 290 390
The double hole building block of single row of holes building block composite wall composite wall wall heat resistance value 0.165 0.248 0.310 0.341 is equivalent to loam brick thickness 136 201 251 276
And the wall heat resistance value that requires the Beijing area of new design specifications is that 1.2 Border in Harbin Area are 2.0, therefore, require and building energy conservation from satisfying design specifications, body of wall need increase 3-4 doubly, therefore, the simple thickness of wall body that increases existing materials for wall is unpractical, must improve the thermal property of building block.From known technology, improve the thermal resistance value of building block and body of wall, generally can adopt three kinds of approach:
A. adopt light material, because of thermal property and its density of building block and body of wall thereof has much relations, for concrete, the key that alleviates density is a light aggregate, fills out with light material in the body of wall hole, also is very feasible way, as vermiculite, the filling perforation of refining slag, also can be with vermiculite, gas concrete etc. are made thin little bulk, insert in the building block hole.
B. adopt the building block of many rounds.For example: the same thick blockwork of 190mm, adopt the thermal resistance value of double hole building block to improve 50% than single row of holes.
C. adopt combined wall.Adopting in the combined wall can filling light thermal insulation material, improves the thermal resistance value of body of wall greatly.
The objective of the invention is filling light thermal insulation material in the hole of many rounds building block,, satisfy the needs of constructing heat-preserving wall to realize improving the thermal resistance value of building block.
Another object of the present invention is to insert light thermal-insulation sheet material to improve the wall thermal insulating heat-proof quality in the building block composite wall, by changing the thickness of heat preservation plate material, satisfies the various criterion of different regions to wall thermal insulating.
The heat-preserving wall that utilizes insulation blocks of the present invention and heat insulating material to construct can improve the coefficient of heat insulation of body of wall, energy conservation effectively.Wall heat insulation building blocks of the present invention and heat insulating material are to adopt flyash, and waste foam plastics is industry and domestic refuse, and contaminated environment adopts the present invention can twice laid, comprehensive regulation environment, thereby have remarkable social benefit and economic benefit.
The objective of the invention is to adopt following scheme to realize:
Fill insulant material in the hole of walling unit improves the thermal resistance value of building block.Middle ware interlayer at the combined wall that utilizes building block of the present invention to construct inserts thermal insulation thermal insulation board simultaneously, to improve the coefficient of heat insulation of whole body of wall.
The packing material of described building block is granular polyvinyl chloride foam, flyash and cement, it mixes by a certain percentage, when filling, 4: 3: 1 by volume ratio of polyvinyl chloride foam, flyash and cement, add again and press the water that 801 of cement consumption 60% is built glue and 50%, after stirring, be packed in the building block hole.
Described thermal insulation thermal insulation board is after the inserts of above-mentioned composition and ratio is stirred, and utilizes supporting plate and shakes moldedly according to the mould of thickness requirement, and demoulding maintenance forms.
Below in conjunction with accompanying drawing embodiments of the invention are elaborated.
Figure 1A is an insulation blocks example structure schematic diagram of the present invention;
Figure 1B is another example structure schematic diagram of insulation blocks of the present invention;
Fig. 2 A is the example structure figure that utilizes the heat-preserving wall that insulation blocks of the present invention constructs;
Fig. 2 B is another example structure figure that utilizes the heat-preserving wall that insulation blocks of the present invention constructs.
Shown in Figure 1A and Figure 1B, be two embodiment of insulation blocks of the present invention, this embodiment all is double hole insulation blocks, by outer wall 3, building block rib 2 and macroscopic void 6 and small holes 4 are formed, and macroscopic void 6 is filled with filler 1, small holes 4 is empty, utilizes air layer as isolation layer.The length specification of its profile of insulation blocks is respectively 390mm * 190mm * 190mm, and the size standard meets the GB8239-1997 standard, and scale error should be controlled at ± 2mm, also can produce other specifications according to designing requirement.The thickness of its outer wall 1 is not less than 30mm, and building block rib 2 minimum thickness are not less than 25mm.Macroscopic void 6 inner stuffings 1 are for being that polystyrene foam grain, flyash and cement mixing process, and polystyrene foam plastics is broken into the following particle of 5mm through Universalpulverizer, and its proportioning is: foamed plastics: flyash: cement is 4: 3: 1.When making inserts, should add and fill after 801 water of building glue and 50% that account for cement consumption 60% stir, also can make plate and fill 5, its dimensional standard is according to the fast hole design of corresponding block, shown in Figure 1B, fill plate 5 and insert in the building block macroscopic void 6, after filling plate 5 insertion macroscopic voids 6, between outer wall 3 and building block rib 2, form air layer, help the heat insulating function of building block.Double hole insulation blocks can be done exterior wall building block, and the single row of holes insulation blocks can be done the interior wall building block of partition wall or exterior wall composite wall.
Fig. 2 A is the example structure figure that utilizes the heat-preserving wall that insulation blocks of the present invention constructs.
Shown in Fig. 2 A, composite insulation wall of the present invention is made up of double hole building block exterior wall 11 of insulation and Warm keeping sheet round building block interior wall 12, air wall 9 is arranged between the interior exterior wall, equal fill insulant material 1 in the macroscopic void of interior exterior wall building block, airspace layer 9 is generally 40--60mm, present embodiment is 40mm, and per three batches of building blocks should add steel tie 8, to improve the steadiness of exterior wall.
Fig. 2 B is another example structure figure that utilizes the heat-preserving wall that insulation blocks of the present invention constructs, shown in Fig. 2 B, it is characterized in that inserting in the airspace layer between interior exterior wall thermal insulation thermal insulation board 10, the length of the thermal insulation thermal insulation board 10 that present embodiment adopts and wide be 800mm * 200mm, thickness can adopt the plate thickness of 40-60mm according to the design specifications needs, should satisfy the different requirements of different regions heating.Utilize the difference of the heat insulation thickness of warming plate to adjust coefficient of thermal conductivity.If middle thermal insulation thermal insulation board is 40mm, the body of wall coefficient of thermal conductivity can reach 0.7 index fully.
Insulated wall of the present invention calculates the thermal resistance value that is equivalent to 4 round building blocks from building block round number, adds insulation and fills, and can reach the function of residential houses exterior-wall heat insulation.
The foamed plastics that insulation fill to be used can utilize the recovery and reuse of waste of packaging material such as household electrical appliances.Reduce cost on the one hand, solve white pollution simultaneously.The procurement price of existing market foamed plastics is at 32 yuan-20 yuan/cubic metre, 58 yuan/cubic metre of relative expansion perlite producer prices, and advancing from heat insulation effect, energy-conservation, environmental protection, the utilization of resources and economical cost all has its competitive advantage.For reaching outer body of wall coefficient of thermal conductivity is 1, and as adopting brick wall, its thickness is equivalent to the thick brick wall of 600mm, reaches 0.7 as coefficient of thermal conductivity, then is equivalent to the thick brick wall of 900mm, therefore adopts heat-preserving wall of the present invention can significantly reduce construction costs.Every square of construction costs rough calculation of combined wall is as follows:
A. double hole insulation blocks: 200 yuan/m
3, (1m
3=71 2.82 yuan/pieces)
Every square metre of body of wall needs 12.5 12.5 * 2.82=35.2 units
B. single row of holes insulation blocks: 200 yuan/m2, (1m
2=150 1.47 yuan/pieces)
Body of wall needs 12.5 12.5 * 1.47=18.38 units in every square metre
C. mortar, drawknot steel wire: 2.91 yuan
D.40mm warming plate: 10 yuan/m
2
E. other: 9 yuan
Therefore, every square of cost of heat preservation composite wall of the present invention adds up to: the combined wall of not carrying warming plate secretly is 65.47 yuan/m
2, the combined wall of carrying warming plate secretly is 75.47 yuan/m
2, can reduce cost about 50%, realize the target of coefficient of thermal conductivity less than 0.7 energy-saving residence.
Claims (7)
1. concrete prefabricated insulation blocks for building, it is by the building block outer wall, and building block rib and hole are formed, and it is characterized in that: be filled with insulation filling materials in the building block hole.
2. insulation blocks according to claim 1 is characterized in that: its insulation filling materials is by granules of polystyrene, and flyash and cement add adhesive and water mixes together.
3. insulation blocks according to claim 2 is characterized in that: the mixing ratio of the volume of polystyrene, flyash and cement is 4: 3: 1.
4. insulation blocks according to claim 2 is characterized in that: described adhesive is 801 building glue, and described adhesive consumption is 60% of a cement use amount.
5. insulation blocks according to claim 1 is characterized in that: described insulation filling materials is the insulation plate of being made by granules of polystyrene, flyash and cement, and this insulation plate inserts the building block hole.
6. heat-preserving wall that utilizes insulation blocks of the present invention to construct is characterized in that: the interior wall that exterior wall that it is constructed by double hole insulation blocks and single row of holes insulation blocks are constructed constitutes, and between the interior exterior wall wall is arranged.
7. heat-preserving wall according to claim 6 is characterized in that: be inserted with the thermal insulation thermal insulation board of being made by polystyrene foam, flyash and cement in the wall between the interior exterior wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01109265 CN1373273A (en) | 2001-02-28 | 2001-02-28 | Insulating building block and insulating wall structure using it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01109265 CN1373273A (en) | 2001-02-28 | 2001-02-28 | Insulating building block and insulating wall structure using it |
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|---|---|
| CN1373273A true CN1373273A (en) | 2002-10-09 |
Family
ID=4657828
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|---|---|---|---|
| CN 01109265 Pending CN1373273A (en) | 2001-02-28 | 2001-02-28 | Insulating building block and insulating wall structure using it |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100564755C (en) * | 2007-12-21 | 2009-12-02 | 西北农林科技大学 | Light phase-change heat-insulation wall building block |
| CN101886446A (en) * | 2010-06-24 | 2010-11-17 | 上海佳殿新材料有限公司 | Self thermal-insulation brick for wall |
| CN101922186A (en) * | 2009-06-17 | 2010-12-22 | 陈永生 | Insulation material injection wall body interlayer, double interlayer brick and improvement of wall building method |
| CN101984195A (en) * | 2010-10-18 | 2011-03-09 | 杭州固盾建筑节能系统工程有限公司 | Concrete multi-row hole composite insulating brick and manufacturing method thereof |
| CN105003019A (en) * | 2015-07-11 | 2015-10-28 | 魏德让 | Self heat insulation building block for external wall body |
| CN107793096A (en) * | 2017-10-24 | 2018-03-13 | 淮海工学院 | A kind of self-insulating wall material and its production method for load-carrying members |
| CN119737021A (en) * | 2025-03-06 | 2025-04-01 | 宁国市新鑫新型墙体材料有限公司 | A heat-insulating flame-retardant composite environmentally friendly building block and its filling method |
-
2001
- 2001-02-28 CN CN 01109265 patent/CN1373273A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100564755C (en) * | 2007-12-21 | 2009-12-02 | 西北农林科技大学 | Light phase-change heat-insulation wall building block |
| CN101922186A (en) * | 2009-06-17 | 2010-12-22 | 陈永生 | Insulation material injection wall body interlayer, double interlayer brick and improvement of wall building method |
| CN101886446A (en) * | 2010-06-24 | 2010-11-17 | 上海佳殿新材料有限公司 | Self thermal-insulation brick for wall |
| CN101984195A (en) * | 2010-10-18 | 2011-03-09 | 杭州固盾建筑节能系统工程有限公司 | Concrete multi-row hole composite insulating brick and manufacturing method thereof |
| CN105003019A (en) * | 2015-07-11 | 2015-10-28 | 魏德让 | Self heat insulation building block for external wall body |
| CN107793096A (en) * | 2017-10-24 | 2018-03-13 | 淮海工学院 | A kind of self-insulating wall material and its production method for load-carrying members |
| CN119737021A (en) * | 2025-03-06 | 2025-04-01 | 宁国市新鑫新型墙体材料有限公司 | A heat-insulating flame-retardant composite environmentally friendly building block and its filling method |
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