CN1288096A - Method for mfg. sandwich structure light wt. wall plate and its inner layer mixed mortar - Google Patents
Method for mfg. sandwich structure light wt. wall plate and its inner layer mixed mortar Download PDFInfo
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- CN1288096A CN1288096A CN 99117088 CN99117088A CN1288096A CN 1288096 A CN1288096 A CN 1288096A CN 99117088 CN99117088 CN 99117088 CN 99117088 A CN99117088 A CN 99117088A CN 1288096 A CN1288096 A CN 1288096A
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Abstract
A light wall slab with sandwich structure is composed of two surface layers and sandwich layer. Said surface layer is made up of cement, fibre, sand and water through mixing and solidification. Said sandwith layer is made up of flame-retarding pre-foamed polystyrene particles, cement, sand and water through mixing and solidification. Its advantages include: light weight, low cost, moist and fire resistance, and thermal and audio insulation. A process for preparing the motar of sandwich layer is also disclosed for high adhesion between polystyrene particles and cement mortar.
Description
The present invention relates to a kind of Light trabs that is used to assemble non.
The existing several wallboards that are used to assemble non, because factors such as its structure, material therefor is unreasonable, practicality is not good enough, is difficult to put into practice in a lot of occasions.The cost height that has is subjected to the restriction of the level of consumption, can not large tracts of land promote the use of; The weight that has is big, be with mechanical execution, and the job practices complexity in the limited interior space, uses machinery usually very not convenient; It is unreasonable that the body of wall that has is strengthened mode, impossible as with gauze wire cloth or reinforcing bar the wallboard periphery being strengthened, made to arrange that in wall water pipe or various spool become.
One of purpose of the present invention provides a kind of sandwich structure Light trabs, have concurrently in light weight, intensity good, cost is low, easy construction, advantage such as quick for installation, makes to promote the quick body of wall of installing and become possibility, and the advantage of wallboard is not fully exerted.
Two of purpose of the present invention provides a kind of preparation method of sandwich structure Light trabs sandwich of layers composite mortar, this method can make expandable polystyrene prefoam body particle combine with cement mortar is fine, guarantees to be achieved with the Light trabs of expandable polystyrene prefoam body particle as lightweight aggregate.
The technical scheme of Light trabs of the present invention is as follows: a kind of sandwich structure Light trabs comprises two the metope layers in innner and outer and is located at two sandwich of layers between the metope layer that described metope layer and sandwich of layers are made into integration; Described metope layer is formed by the mortar curing that cement, fiber, sand and water mix; Described sandwich of layers forms with the composite mortar curing of fire-retardant expandable polystyrene prefoam body particle as lightweight aggregate and cement, sand and water; The thickness of described metope layer is 3～5mm.
Aforesaid Light trabs of the present invention has adopted the combining structure of sandwich style, and its metope layer material therefor has guaranteed the sufficient intensity of wallboard; Thickness with the metope layer is defined as 3～5mm simultaneously, and will be to the bigger sandwich of layers of wallboard weight influence with the fire-retardant expandable polystyrene prefoam body particle of light weight as lightweight aggregate, guaranteed that wallboard weight is light, be convenient to construction.Simultaneously, selected material guaranteed also that wallboard has that cost is low, moistureproof, advantage such as fire prevention, insulation and sound insulation.
The preparation method of Light trabs sandwich of layers composite mortar of the present invention, it is characterized in that, at first the expandable polystyrene prefoam body particle with diameter 3～8mm mixes with an amount of colloid water, make each prefoam body particle surface just coat one deck colloid water, and then, add suitable quantity of water again and mix with after cement, sand mix together in right amount.
Usually, expandable polystyrene is can be with the cement combination, adopt said method that expandable polystyrene prefoam body particle is combined with cement mortar is fine, guarantee to be achieved with the Light trabs of expandable polystyrene prefoam body particle as lightweight aggregate.
Below in conjunction with drawings and Examples the present invention is described in further detail.
Fig. 1 is provided with the Light trabs perspective view of the present invention of concaveconvex structure for dual-side;
Fig. 2 is that wallboard shown in Figure 1 is installed the arrangement schematic diagram;
Fig. 3 is provided with the Light trabs perspective view of the present invention of hierarchic structure for dual-side.
Sandwich structure Light trabs of the present invention as shown in Figure 1 comprises two the metope layers 1 in innner and outer and is located at two sandwich of layers 2 between the metope layer 1 that metope layer 1 and sandwich of layers 2 are made into integration; Metope layer 1 is formed by the mortar curing that cement, fiber, sand and water mix; Sandwich of layers 2 forms with the composite mortar curing of fire-retardant expandable polystyrene prefoam body particle as lightweight aggregate and cement, sand and water; The thickness of metope layer 1 is 3～5mm.
The dual-side of Light trabs of the present invention shown in Figure 1 is provided with concaveconvex structure in correspondence with each other.Promptly a side is provided with a groove 4, opposite side is provided with the corresponding projection 5 of a strip and size and groove 4, when two or this panel row of polylith are listed in a time-out, the groove 4 of adjacent two blocks of wallboards fastens overlap joint mutually with projection 5, forms whole face wall body as shown in Figure 2.
The dual-side of Light trabs of the present invention shown in Figure 3 is provided with hierarchic structure 6 in correspondence with each other, and when two or this panel row of polylith are listed in a time-out, the hierarchic structure 6 of adjacent two blocks of wallboards also fastens overlap joint mutually, forms whole face wall body as shown in Figure 3.
According to the actual conditions needs, can by the thickness that increases or reduce sandwich of layers 2 regulate wallboard weight and thickness.
Light trabs of the present invention, its sandwich of layers part can be solid, also can establish some through holes 7 as shown in Figure 1 in sandwich of layers by the technology of loosing core.So both can weight reduction, can reduce cost again.
From material be easy to get, manufacture craft is simple, the low aspect of cost is considered, the used fiber of Light trabs of the present invention preferably adopts synthetic fibers (as nylon fibre Nylon) and mineral fibers (as glass fiber), also can adopt string (as sisal hemp, coir fibre).If adopt glass fiber, should adopt the glass fiber that has alkali-resisting glass fiber or film and handle through alkali resistant.Nylon fibre has alkali resistance and cost is low, but its rupture strength is poor than glass fiber.
Fiber form can also can be the net fibric shape for short chopping shape.The particle diameter of used sand preferably is not more than 2mm in the Light trabs of the present invention.
When adopting the chopping of fiber weak point, the composite mortar that forms the metope layer 1 of Light trabs of the present invention can adopt following prescription: the short chopping of the fiber of water+0.02～0.1 part quality of sand+0.3～0.4 part quality of the cement of 1 part of quality+1～2.5 part quality.
When adopting net fibric shape fiber, cement, sand and water can adopt prescription as hereinbefore in the composite mortar of the metope layer 1 of formation Light trabs of the present invention, the net fibric shape fiber that the area that respectively tiles in each metope layer 1 adapts with it, the specification of net fibric shape fiber is 90～165g/m
2
The composite mortar that forms Light trabs sandwich of layers 2 of the present invention can adopt following prescription: 100kg cement+37～47kg sand+0.2～0.36m
3Fire-retardant expandable polystyrene prefoam body particle (with the heap stereometer of particle)+35～45kg water.
The diameter of the used fire-retardant expandable polystyrene prefoam body particle of the present invention is preferably 3～8mm.The unit weight of the used expandable polystyrene prefoam of the present invention body should be tried one's best gently, so both can reduce cost, and can alleviate the weight of wallboard again, and according to present technical condition, its unit weight may be selected to be 8～13kg/m
3
Usually, expandable polystyrene is can for addressing this problem, should not take such method with the cement combination:
At first the expandable polystyrene prefoam body particle with diameter 3～8mm mixes with an amount of colloid water, makes each prefoam body particle surface just coat one deck colloid water, and then with after cement, sand mix together in right amount, adds suitable quantity of water again and mix.
Colloid water is the mixture of glue and water, and glue can be natural gum or synthetic macromolecular compound, as gelatin, polyvinyl alcohol, polyacrylic acid etc.With 1m
3Expandable polystyrene prefoam body particle be unit (with the heap stereometer of particle), its colloid water needs water 30～46kg, the proportion broad of required glue, natural gum needs 0.5～1kg, synthetic macromolecular compound needs 1～2kg, as long as glue and the composite colloid water of water can be coated on the surface of expandable polystyrene prefoam body particle.
When using the short chopping of fiber, Light trabs of the present invention is poured into same die for molding successively after metope layer mixed mortar and sandwich of layers composite mortar are got ready respectively, is solidified to form.Concrete perfusion order is: the metope layer mixed mortar that will be equivalent to a face earlier is poured into the bottom of mould and paves, again an amount of sandwich of layers composite mortar is poured into the intermediate layer of mould and paves, the metope layer mixed mortar that then will be equivalent to a face again is poured into the upper strata of model and paves, after treating that three layers of mortar all solidify, promptly make Light trabs of the present invention.
When using net fibric shape fiber, every face wall surface layer composite mortar injects half earlier and paves, and injects second half composite mortar after repaving the good fiber layer.
Light trabs of the present invention also can precast 3～5mm metope laminate earlier, again a precast plate is put into mold bottom after, pour into the sandwich of layers light weight concrete construction, repave another layer precast plate, treat sandwich of layers solidify the back promptly and two-layer precast plate in conjunction with as a whole.This method is faster, and efficiency of construction is higher.
Light trabs of the present invention has accomplished separately to have handled the reinforcing section and the wt part of body of wall, its metope layer segment has guaranteed the sufficient intensity of wallboard, its sandwich of layers partly effectively reduces the weight of wallboard, sandwich of layers part and two metope layer segment division of labor are clear and definite, but an overall structure is a kind of perfect combination.
Two metopes partly are mixed into the sand oar by cement, fiber, sand, water and make.The effect of this part is 1) fiber plays booster action, 2) the cement bonded sand oar provides hardness.The metope of fiber water silt particle oar mixing manufacture had both obtained hardness, had obtained rupture strength again.The thickness of this part is moderate, and the thickness of metope should be controlled between 3～5mm, and crossing thickness can increase cost and weight.Cross to approach and can not get due intensity.
The sandwich of Light trabs of the present invention is to mix the light weight concrete construction made from fire-retardant expandable polystyrene prefoam body as lightweight aggregate and cement, sand, water mixing.At present, the expandable polystyrene packaging material that people are as seen discarded at any time are as the packing cushion block of television set, incubator etc.One of advantage of expandable polystyrene is that cost is low, and maximum shortcoming is to recycle, general designation " white pollution ".The material of the used sandwich of layers part of the present invention just provides opportunity for recycling " white pollution ".Utilize " white pollution " material, be processed into suitable particle size, just can be used as lightweight aggregate, cost is lower, helps environmental protection, and social benefit is good.The sandwich of layers part of Light trabs of the present invention has accomplished that really cost is low, in light weight.Cost is low, promotes for large tracts of land and has established material base; In light weight, make and in limited space, carry out artificial Fast Installation and become possibility, improved the whole shock resistance of building.
The expandable polystyrene water absorption rate is extremely low, and this provides the foundation for wall reduces the moisture absorption; The prefoam body of expandable polystyrene is that the sealing spore constitutes, and this provides the foundation for the insulation of wall, sound insulation; Fire-retardant expandable polystyrene is for the fire prevention of wall provides the foundation.
Sandwich structure Light trabs of the present invention is finished making in mould, three layer construction is integrally formed, surfacing, the thickness of every block of wallboard equates, after assembling finishes, is the smooth wall of one side, can omit the operation of cement bonded sand oar levelling, only need few ash of scraping less can carry out facing operation (as spraying or powdering etc.), reduced cost, improved work efficiency.
After the lightweight wall combination of the present invention, arrange pipeline as need, available saw (disk saw) is sawn into wire casing, and is because of its middle not metal-containing material, easy to operate.
Claims (10)
1, a kind of sandwich structure Light trabs is characterized in that, described wallboard comprises two the metope layers in innner and outer (1) and be located at sandwich of layers (2) between two metope layers (1) that described metope layer (1) and sandwich of layers (2) are made into integration; Described metope layer (1) is formed by the mortar curing that cement, fiber, sand and water mix; Described sandwich of layers (2) forms with the composite mortar curing of fire-retardant expandable polystyrene prefoam body particle as lightweight aggregate and cement, sand and water; The thickness of described metope layer (1) is 3～5mm.
2, Light trabs according to claim 1 is characterized in that, the dual-side of described wallboard can be hierarchic structure in correspondence with each other, also can be concaveconvex structure in correspondence with each other.
3, Light trabs according to claim 1 is characterized in that, described fiber can be string, synthetic fibers, also can be mineral fibers; The particle diameter of described sand is not more than 2mm.
4, Light trabs according to claim 3 is characterized in that, described fiber form is short chopping shape.
5, Light trabs according to claim 3 is characterized in that, described fiber form is the net fibric shape.
6, Light trabs according to claim 4, it is characterized in that the prescription of composite mortar that forms described metope layer (1) is as follows: the short chopping of the fiber of water+0.02～0.1 part quality of sand+0.3～0.4 part quality of the cement of 1 part of quality+1～2.5 part quality.
7, Light trabs according to claim 5 is characterized in that, the prescription of composite mortar that forms described metope layer (1) is as follows: the water of sand+0.3～0.4 part quality of the cement of 1 part of quality+1～2.5 part quality; The net fibric shape fiber that the area that respectively tiles in each metope layer (1) adapts with it, the specification of net fibric shape fiber is 90～165g/m
2
8, Light trabs according to claim 3 is characterized in that, the prescription of composite mortar that forms described sandwich of layers (2) is as follows: 100kg cement+37～47kg sand+0.2～0.36m
3Fire-retardant expandable polystyrene prefoam body particle+35～45kg water; The diameter of described fire-retardant expandable polystyrene prefoam body particle is 3～8mm.
9, a kind of preparation method of sandwich structure Light trabs sandwich of layers composite mortar, it is characterized in that, at first the expandable polystyrene prefoam body particle with diameter 3～8mm mixes with an amount of colloid water, make each prefoam body particle surface just coat one deck colloid water, and then, add suitable quantity of water again and mix with after cement, sand mix together in right amount.
10, method according to claim 9 is characterized in that, described colloid water is the mixture of glue and suitable quantity of water; Glue can be natural gum, also can be macromolecular compound.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99117088 CN1288096A (en) | 1999-09-11 | 1999-09-11 | Method for mfg. sandwich structure light wt. wall plate and its inner layer mixed mortar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99117088 CN1288096A (en) | 1999-09-11 | 1999-09-11 | Method for mfg. sandwich structure light wt. wall plate and its inner layer mixed mortar |
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| CN1288096A true CN1288096A (en) | 2001-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99117088 Pending CN1288096A (en) | 1999-09-11 | 1999-09-11 | Method for mfg. sandwich structure light wt. wall plate and its inner layer mixed mortar |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101294434B (en) * | 2008-06-17 | 2010-06-23 | 薛锋堂 | Composite thermal insulation building block and producing method thereof |
| CN102605882A (en) * | 2012-04-13 | 2012-07-25 | 杨野 | Connecting structure for partition boards and butt joint method of connecting structure |
| CN103129043A (en) * | 2013-01-28 | 2013-06-05 | 王程皓 | Expandable polystyrene (EPS) flame retarding building coreboard and prepared method thereof |
| CN104631697A (en) * | 2013-11-14 | 2015-05-20 | 同济大学 | Prefabricated wallboard of multifunctional green building |
| CN106336168A (en) * | 2016-08-23 | 2017-01-18 | 珠海华科建筑工程技术有限公司 | Inner core plate and wallboard prepared from inner core plate |
| CN106337528A (en) * | 2015-07-16 | 2017-01-18 | 卓达新材料科技集团有限公司 | Prefabricated interior wallboard |
| CN106866068A (en) * | 2017-01-21 | 2017-06-20 | 浙江益森科技股份有限公司 | A kind of assembled architecture containing building waste compound PC Mortar Plates of high-strength light |
| CN109514717A (en) * | 2018-11-24 | 2019-03-26 | 天津中擎建筑工程有限公司 | A kind of heat insulation integrated exterior wall panel forming method of structural ornament |
| CN110005320A (en) * | 2019-05-08 | 2019-07-12 | 林州清红建筑新材料有限公司 | Fire resistant doorsets preparation method |
| CN112681606A (en) * | 2020-12-28 | 2021-04-20 | 福州建工（集团）总公司 | Assembled combined inner partition plate and construction method |
| CN113105184A (en) * | 2021-04-12 | 2021-07-13 | 中山市诚盛建材开发有限公司 | Light sandwich wallboard and preparation method thereof |
-
1999
- 1999-09-11 CN CN 99117088 patent/CN1288096A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101294434B (en) * | 2008-06-17 | 2010-06-23 | 薛锋堂 | Composite thermal insulation building block and producing method thereof |
| CN102605882A (en) * | 2012-04-13 | 2012-07-25 | 杨野 | Connecting structure for partition boards and butt joint method of connecting structure |
| CN103129043A (en) * | 2013-01-28 | 2013-06-05 | 王程皓 | Expandable polystyrene (EPS) flame retarding building coreboard and prepared method thereof |
| CN104631697A (en) * | 2013-11-14 | 2015-05-20 | 同济大学 | Prefabricated wallboard of multifunctional green building |
| CN106337528A (en) * | 2015-07-16 | 2017-01-18 | 卓达新材料科技集团有限公司 | Prefabricated interior wallboard |
| CN106336168A (en) * | 2016-08-23 | 2017-01-18 | 珠海华科建筑工程技术有限公司 | Inner core plate and wallboard prepared from inner core plate |
| CN106866068A (en) * | 2017-01-21 | 2017-06-20 | 浙江益森科技股份有限公司 | A kind of assembled architecture containing building waste compound PC Mortar Plates of high-strength light |
| CN109514717A (en) * | 2018-11-24 | 2019-03-26 | 天津中擎建筑工程有限公司 | A kind of heat insulation integrated exterior wall panel forming method of structural ornament |
| CN110005320A (en) * | 2019-05-08 | 2019-07-12 | 林州清红建筑新材料有限公司 | Fire resistant doorsets preparation method |
| CN112681606A (en) * | 2020-12-28 | 2021-04-20 | 福州建工（集团）总公司 | Assembled combined inner partition plate and construction method |
| CN113105184A (en) * | 2021-04-12 | 2021-07-13 | 中山市诚盛建材开发有限公司 | Light sandwich wallboard and preparation method thereof |
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