CN102515690A - Building block and producing method thereof - Google Patents
Building block and producing method thereof Download PDFInfo
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- CN102515690A CN102515690A CN201110402404XA CN201110402404A CN102515690A CN 102515690 A CN102515690 A CN 102515690A CN 201110402404X A CN201110402404X A CN 201110402404XA CN 201110402404 A CN201110402404 A CN 201110402404A CN 102515690 A CN102515690 A CN 102515690A
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- building block
- sticker
- stalk
- slurry
- straw
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a building block and a producing method thereof. The building block is mainly produced by the following raw materials based on weight percentage: 20-30% of straw, 8-12% of coal ash and 60-70% of bonder size. The producing method for the building block comprises the steps of crushing the straw at first, then pouring the straw and the coal ash into a stirrer and adding the bonder size into the stirrer to fully stir the mixture, moving the material to a building block from a material outlet, pressing and forming the material in a building block mold, then de-molding and placing the de-molded material in a cool place and drying and maintaining the material to obtain the building block. The raw materials for the building block disclosed by the invention are harmless materials without benzene, formaldehyde and other harmful substances. In addition, the building block is light in weight, high in intensity, pressure resistant, bending resistant, acid resistant, alkali resistant, heat insulating, sound insulating, fire proofing, shock absorbing, environment-friendly and energy-saving. The fire proofing property of the building block meets the national A standard and the product is non-combustible product along with good manufacturing performance. The labor efficiency can be improved by more than 30%. Therefore, the application value of crops straw that is waste resource is fully used.
Description
Technical field
The invention belongs to manufacturing field of building materials, is a kind of crop straws for producing the low-carbon (LC) newly building block and working method thereof of the new ability of ability brick plate utilized specifically.
Background technology
Global warming, environment for human survival day by day worsens, and natural disaster takes place again and again, and one of them major cause is a large amount of dischargings of CO, causes Global Greenhouse Effect.In December, 2009, established global reduction of discharging agreement in the climate change conference of Copenhagen United Nations.In order to own fine home together, energy-saving and emission-reduction, protection environment are imperative.At present, the burning of agricultural crop straw still is bigger source of pollution.The taboo that many people ignore government promulgation in the place is burnt order, crop straw burning stealthily privately, and making governments at all levels be that stalk handles problems is to puzzle one's brains.
Summary of the invention
Goal of the invention: in order to overcome the deficiency of prior art, the object of the present invention is to provide a kind of in light weight, intensity is high, environmental protection, safety building block.
Second purpose of the present invention is to provide a kind of building block working method of advantages of simple.
Technical scheme: in order to solve above-mentioned first purpose, the technical scheme that the present invention adopted is: a kind of building block, mainly process: stalk 20%～30%, flyash 8%～12%, sticker slurry 60%～70% by following raw materials by weight percent.
Said stalk is that water cut is the agricultural crop straw of 10%～25 % (weight).
Said sticker slurry comprises following components in weight percentage: Natural manganese dioxide 53%～57%, magnesium chloride 30%～34%, ammonium chloride 0.05%～0.1%, tsp 0.02%～0.1%, Sodium Silicofluoride 98min 0.05%～0.1%, 191 resins 5%～6%, nano-silicon water-resisting agent 4%～5% and fine silica powder 1.5%～2.5% partially.
In order to solve above-mentioned second purpose, the technical scheme that the present invention adopted is: the working method of above-mentioned building block, this method comprises the steps:
(1) it is subsequent use straw powder to be broken into the length of 1～5cm;
(2) weight percent is respectively 20%～30% stalk and 8%～12% flyash is put in the stirrer, and adds 60%～70% sticker slurry, obtain mixture after fully stirring;
(3) change mixture over to the building block mould compression moulding, pressure is 8～13MPa/cm during compacting
2, the dwell time is 15～25 minutes;
(4) with placing shady and cool place after the building block demoulding of compression moulding in the step (3), promptly obtain said building block after the dry maintenance.
Stirring velocity is 16-30r/min in the step (2); Churning time is 12～25 minutes.
Beneficial effect: compared with prior art, advantage of the present invention is: used starting material all adopt innoxious substance, do not contain harmful materials such as benzene, formaldehyde; By concrete block moulding machine, make stalk, flyash and the effective densification of sticker slurry height consolidationization, building block method advantages of simple; The building block one of preparation be in light weight, intensity is high, resistance to compression, anti-folding, acidproof, alkaline-resisting, heat insulating, sound insulation, fire prevention, antidetonation, environmental protection and energy saving, performance index are excellent, fire resistance reaches national A grade standard, product belongs to and does not fire body; The 2nd, processing characteristics is outstanding, can saw, can follow closely, can dig, can bore, and makes things convenient for the aggregate erection of bulk part, can raise labour efficiency more than 30%, greatly reduces the building operation cost.Thereby, farthest brought into play the using value of this waste resource of agricultural crop straw.
Embodiment
Below in conjunction with embodiment the present invention is done further detailed description.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also make some improvement, these improvement also should be regarded as protection scope of the present invention.
Embodiment 1: the corn straw that with water cut is 15%～20% (weight) is subsequent use with the length that stalk crasher is ground into 2～3cm; Then weight percent is respectively 25% stalk and 10% flyash is put in the stirrer; And add 65% sticker slurry; Fully stir, stir speed (S.S.) is 30r/min; Churning time is 18 minutes, stirs the back and by discharge port material is transferred to building block, builds compression moulding in the board mold, and pressure is 10MPa/cm
2, 20 minutes dwell times, building block specification: 490 * 240 * 200mm places shady and cool place after the demoulding, when temperature dry maintenance of time more than 5 ℃ 4 days, when temperature is maintenance 12～13 days below 5 ℃ the time.
Above-mentioned sticker slurry comprises following components in weight percentage: Natural manganese dioxide 57%, magnesium chloride 30%, ammonium chloride 0.1%, tsp 0.1%, Sodium Silicofluoride 98min 0.05%, 191 resins 6%, nano-silicon water-resisting agent 4.25% and fine silica powder 2.5% partially; What wherein 191 resins adopted is that Hubei Milky Way industrial chemicals ltd produces, and what the nano-silicon water-resisting agent adopted is that the excellent moral in Changshu is liked the UTI-F5 nano-silicon water-resisting agent that coating ltd produces; The preparation method of sticker slurry is: earlier in FL type dispersator 500L material cylinder, add magnesium chloride, stirring velocity is to add water under the situation of 160r/min to be mixed with 18～26oB é solution; Then successively with Natural manganese dioxide, ammonium chloride, tsp, Sodium Silicofluoride 98min, fine silica powder join among the material cylinder partially, stir 5min after solution be thick; Add 191 resins at last, the nano-silicon water-resisting agent stirs 5min, configures the waterproof fireproofing that is used for the stalk building block and strengthens sticker.
Embodiment 2: the wheat stalk that with water cut is 10%～15% (weight) is subsequent use with the length that stalk crasher is ground into 1～3cm; Then weight percent is respectively 22% stalk and 11% flyash is put in the stirrer; And add 67% sticker slurry; Fully stir, stir speed (S.S.) is 16r/min; Churning time is 18 minutes, stirs the back and by discharge port material is transferred to building block, builds compression moulding in the board mold, and pressure is 12MPa/cm
2, 18 minutes dwell times, building block specification: 490 * 240 * 200mm places shady and cool place after the demoulding, when temperature dry maintenance of time more than 5 ℃ 3 days, when temperature is maintenance 10～11 days below 5 ℃ the time.
Above-mentioned sticker slurry comprises following components in weight percentage: Natural manganese dioxide 53%, magnesium chloride 34%, ammonium chloride 0.1%, tsp 0.1%, Sodium Silicofluoride 98min 0.1%, 191 resins 6%, nano-silicon water-resisting agent 5% and fine silica powder 1.7% partially.What wherein 191 resins adopted is that Hubei Milky Way industrial chemicals ltd produces, and what the nano-silicon water-resisting agent adopted is that the excellent moral in Changshu is liked the UTI-F5 nano-silicon water-resisting agent that coating ltd produces.
The preparation method of this sticker slurry is: earlier in FL type dispersator 500L material cylinder, add magnesium chloride, stirring velocity is to add water under the situation of 155r/min to be mixed with 15～18oB é solution; Then successively with Natural manganese dioxide, ammonium chloride, tsp, Sodium Silicofluoride 98min, fine silica powder join among the material cylinder partially, stir 4min after solution be thick; Add 191 resins at last, the nano-silicon water-resisting agent stirs 4min, configures the waterproof fireproofing that is used for the stalk building block and strengthens sticker.Wherein used starting material and equipment are commercially available.
Embodiment 3: the rice straw that with water cut is 20%～25% (weight) is subsequent use with the length that stalk crasher is ground into 3～5cm; Then weight percent is respectively 28% stalk and 9% flyash is put in the stirrer; And add 63% sticker slurry; Fully stir, stir speed (S.S.) is 20r/min; Churning time is 18 minutes, stirs the back and by discharge port material is transferred to building block, builds compression moulding in the board mold, and pressure is 9MPa/cm
2, 22 minutes dwell times, building block specification: 490 * 240 * 200mm places shady and cool place after the demoulding, when temperature dry maintenance of time more than 5 ℃ 5 days, when temperature maintenance 14～15 days below 5 ℃ the time.
Above-mentioned sticker slurry comprises following components in weight percentage: Natural manganese dioxide 55%, magnesium chloride 33%, ammonium chloride 0.05%, tsp 0.08%, Sodium Silicofluoride 98min 0.08%, 191 resins 5%, nano-silicon water-resisting agent 4.49% and fine silica powder 2.3% partially.What wherein 191 resins adopted is that Hubei Milky Way industrial chemicals ltd produces, and what the nano-silicon water-resisting agent adopted is that the excellent moral in Changshu is liked the UTI-F5 nano-silicon water-resisting agent that coating ltd produces.
The preparation method of this sticker slurry is: earlier in FL type dispersator 500L material cylinder, add magnesium chloride, stirring velocity is to add water under the situation of 165r/min to be mixed with 26～30oB é solution; Then successively with Natural manganese dioxide, ammonium chloride, tsp, Sodium Silicofluoride 98min, fine silica powder join among the material cylinder partially, stir 6～7min; Solution is thick after adding a little magnesium chloride solution again and stirring 11～15min; Add 191 resins at last, the nano-silicon water-resisting agent stirs 6～7min, configures the waterproof fireproofing that is used for the stalk building block and strengthens sticker.Wherein used starting material and equipment are commercially available.
Embodiment 4: the agricultural crop straw that with water cut is 15%～20% (weight) is subsequent use with the length that stalk crasher is ground into 2～3cm; Then weight percent is respectively 20% stalk and 12% flyash is put in the stirrer; And add 68% sticker slurry; Fully stir, stir speed (S.S.) is 30r/min; Churning time is 12 minutes, stirs the back and by discharge port material is transferred to building block, builds compression moulding in the board mold, and pressure is 8MPa/cm
2, 20 minutes dwell times, building block specification: 490 * 240 * 200mm places shady and cool place after the demoulding, when temperature dry maintenance of time more than 5 ℃ 4 days, when temperature is maintenance 12～13 days below 5 ℃ the time.
The component of above-mentioned sticker slurry, preparation method and embodiment 1 are basic identical; Different is the consumption of each component; Specific as follows: Natural manganese dioxide 56%, magnesium chloride 32.3%, ammonium chloride 0.08%, tsp 0.02%, Sodium Silicofluoride 98min 0.1%, 191 resins 6%, nano-silicon water-resisting agent 4% and fine silica powder 1.5% partially, above per-cent is weight percentage.
Embodiment 5: be that 15%～20% agricultural crop straw is subsequent use with the length that stalk crasher is ground into 2～3cm with water cut; Then weight percent is respectively 30% stalk and 8% flyash is put in the stirrer; And add 62% sticker slurry; Fully stir, stir speed (S.S.) is 25r/min; Churning time is 25 minutes, stirs the back and by discharge port material is transferred to building block, builds compression moulding in the board mold, and pressure is 13MPa/cm
2, 25 minutes dwell times, building block specification: 490 * 240 * 200mm places shady and cool place after the demoulding, when temperature dry maintenance of time more than 5 ℃ 4 days, when temperature is maintenance 12～13 days below 5 ℃ the time.
Embodiment 6: basic identical with embodiment 1, different is the used raw material of building block, and as follows: water cut is 15%～20% agricultural crop straw 28%, flyash 12%, sticker slurry 60%.
Embodiment 7: basic identical with embodiment 1, different is the used raw material of building block, and as follows: water cut is 15%～20% agricultural crop straw 20%, flyash 10%, sticker slurry 70%.
Detect according to industry conventional sense standard, the result is following:
| Performance | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 | Embodiment 7 | At present existing building block |
| Density kg/m3 | 0.9-1 | 0.9-1 | 0.9-1 | 0.9-1 | 0.9-1 | 0.9-1 | 0.9-1 | ≤1.4 |
| Intensity Mpa | ≥12.2 | ≥12.2 | ≥12.2 | ≥12.2 | ≥12.2 | ≥12.2 | ≥12.2 | ≥10.0 |
Claims (7)
1. a building block is characterized in that, is mainly processed by following raw materials by weight percent: stalk 20%～30%, flyash 8%～12%, sticker slurry 60%～70%.
2. building block according to claim 1 is characterized in that, is mainly processed by following raw materials by weight percent: stalk 23%～28%, flyash 10%～11%, sticker slurry 64%～67%.
3. building block according to claim 1 and 2 is characterized in that, said stalk is that water cut is the agricultural crop straw of 10%～25 % (weight).
4. building block according to claim 1 and 2; It is characterized in that said sticker slurry comprises following components in weight percentage: Natural manganese dioxide 53%～57%, magnesium chloride 30%～34%, ammonium chloride 0.05%～0.1%, tsp 0.02%～0.1%, Sodium Silicofluoride 98min 0.05%～0.1%, 191 resins 5%～6%, nano-silicon water-resisting agent 4%～5% and fine silica powder 1.5%～2.5% partially.
5. building block working method according to claim 1 is characterized in that this method comprises the steps:
(1) it is subsequent use straw powder to be broken into the length of 1～5cm;
(2) weight percent is respectively 20%～30% stalk and 8%～12% flyash is put in the stirrer, and adds 60%～70% sticker slurry, obtain mixture after fully stirring;
(3) change mixture over to the building block mould compression moulding, pressure is 8～13MPa/cm during compacting
2, the dwell time is 15～25 minutes;
(4) with placing shady and cool place after the building block demoulding of compression moulding in the step (3), promptly obtain said building block after the dry maintenance.
6. building block working method according to claim 5 is characterized in that, stirring velocity is 16-30r/min in the step (2); Churning time is 12～25 minutes.
7. building block working method according to claim 5 is characterized in that, in the step (4), when temperature dry maintenance 3～5 days more than 5 ℃ the time; When temperature was maintained 10～15 days in time below 5 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110402404XA CN102515690A (en) | 2011-12-07 | 2011-12-07 | Building block and producing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110402404XA CN102515690A (en) | 2011-12-07 | 2011-12-07 | Building block and producing method thereof |
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| Publication Number | Publication Date |
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| CN102515690A true CN102515690A (en) | 2012-06-27 |
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| CN201110402404XA Pending CN102515690A (en) | 2011-12-07 | 2011-12-07 | Building block and producing method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103833273A (en) * | 2013-12-26 | 2014-06-04 | 深圳大学 | Mixed straw building block and molding method thereof |
| CN106746937A (en) * | 2017-02-28 | 2017-05-31 | 苏州顶裕节能设备有限公司 | Heat preservation slurry and its method prepared by a kind of utilization waste straw |
| CN114195453A (en) * | 2021-12-16 | 2022-03-18 | 南通市泳宇新型建材有限公司 | Energy-saving building wall material and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1373270A (en) * | 2002-04-09 | 2002-10-09 | 成都红光净化设备有限公司 | Light wall with wood characteristics |
| CN101817670A (en) * | 2010-05-13 | 2010-09-01 | 东南大学 | Straw/ash magnesium-oxy-chloride cement hollow slat or hollow building block and preparation method thereof |
| CN101885596A (en) * | 2010-06-11 | 2010-11-17 | 北京交通大学 | Plant fiber cement-based block material and preparation method thereof |
| CN102127946A (en) * | 2010-01-14 | 2011-07-20 | 张秀琳 | Energy-saving and environmentally friendly novel building block with low volume weight |
-
2011
- 2011-12-07 CN CN201110402404XA patent/CN102515690A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1373270A (en) * | 2002-04-09 | 2002-10-09 | 成都红光净化设备有限公司 | Light wall with wood characteristics |
| CN102127946A (en) * | 2010-01-14 | 2011-07-20 | 张秀琳 | Energy-saving and environmentally friendly novel building block with low volume weight |
| CN101817670A (en) * | 2010-05-13 | 2010-09-01 | 东南大学 | Straw/ash magnesium-oxy-chloride cement hollow slat or hollow building block and preparation method thereof |
| CN101885596A (en) * | 2010-06-11 | 2010-11-17 | 北京交通大学 | Plant fiber cement-based block material and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103833273A (en) * | 2013-12-26 | 2014-06-04 | 深圳大学 | Mixed straw building block and molding method thereof |
| CN106746937A (en) * | 2017-02-28 | 2017-05-31 | 苏州顶裕节能设备有限公司 | Heat preservation slurry and its method prepared by a kind of utilization waste straw |
| CN114195453A (en) * | 2021-12-16 | 2022-03-18 | 南通市泳宇新型建材有限公司 | Energy-saving building wall material and preparation method thereof |
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Application publication date: 20120627 |