CN105237032A - Heat-preservation and sound-insulation sintered brick produced from straw and preparation method - Google Patents
Heat-preservation and sound-insulation sintered brick produced from straw and preparation method Download PDFInfo
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- CN105237032A CN105237032A CN201510555053.4A CN201510555053A CN105237032A CN 105237032 A CN105237032 A CN 105237032A CN 201510555053 A CN201510555053 A CN 201510555053A CN 105237032 A CN105237032 A CN 105237032A
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
Abstract
The invention belongs to the technical field of building materials and especially relates to a heat-preservation and sound-insulation sintered brick produced from straw and a preparation method. The sintered brick is prepared from the following raw materials, by weight: 3-5% of straw powder, 1-3% of standard coal powder and 92-96% of clay. The preparation method includes the following steps: treating the straw raw material, blending the materials, stirring and aging the mixture, producing a green body, drying and pre-heating the green body, sintering the brick, cooling the sintered brick and taking the sintered brick out from the kiln. The brick is light in weight, is high in strength, has strong heat-preservation and sound-insulation effects, is high in compressive property, is simple in preparation process, is convenient to use, is high in resource utilization rate and low in production cost, is reduced in use amount of clay and can protect land resources. During the sintering process, the brick has a certain internal combustion property so that use quantity of coal is reduced, thereby reducing cost.
Description
Technical field
The invention belongs to building material technical field, particularly a kind of utilize stalk to make heat preservation and soundproof vitrified brick and preparation technology.
Background technology
At present, clay brick (comprises shale with clay, the powders such as coal gangue) be main raw material, through pug process, shaping, dry and roasting forms, making is wasted time and energy, production process soil and coal resources demand larger, production efficiency is low, easily there is culls such as having not been cooked or heated long enough or overdo, and brick weight is heavier, insulation and soundproof effect poor, antifreeze ability is weak, the shortcomings such as the loaded down with trivial details and inadequate environmental protection of production process, in addition, the Chinese patent of notification number (CN102617109A), disclose a kind of energy-conservation environment friendly stalk brick and preparation method thereof, it adopts the technique of non-sintered to make, weight is relatively heavier, brick strength is lower, compressive property is more weak.
Summary of the invention
Technical problem to be solved by this invention be to provide a kind of utilize stalk to make heat preservation and soundproof vitrified brick and preparation technology, the vitrified brick effectively solving prior art makes wastes time and energy, production process soil and coal resources demand larger, production efficiency is low, easily occur culls such as having not been cooked or heated long enough or overdo, and brick weight is heavier, insulation and poor, the antifreeze ability of soundproof effect is weak, production process is loaded down with trivial details and the defect of inadequate environmental protection.
The technical scheme that the present invention solves the problems of the technologies described above is as follows: a kind of heat preservation and soundproof vitrified brick utilizing stalk to make, be made up of batching and water, the initial incremental amount of above-mentioned water is the 25%-35% of batching total mass, and above-mentioned batching is made up of the raw material of following weight percent: straw powder 3-5%, standard coal dust 1-3%, clay 92-96%.
As optimization, be made up of the raw material of following weight percent: straw powder 4.6%, standard coal dust 1.8%, clay 93.6%.
As optimization, the water content < 10% of described straw powder, the water content < 10% of standard coal dust, the water content < 10% of clay
A preparation technology for the heat preservation and soundproof vitrified brick utilizing stalk to make, comprises the following steps:
Step 1: stalk process, is specially, and is pulverized by stalk through pulverizer, sieves by sieving machine vibrations, obtains stalk powder;
Step 2: batching, be specially, stalk powder step 1 obtained is mixed to get batching with standard coal and clay by following weight percent: straw powder 3-5%, standard coal dust 1-3%, clay 92-96% mix;
Step 3: stir, be specially, batching step 2 obtained is sent in stirrer, adds the abundant mix and blend of water of batching total mass 25%-35%;
Step 4: ageing, is specially, and the batching after step 3 being stirred sends into ageing pond, ageing 72 hours;
Step 5: base, is specially, and compound is extruded into adobe by vacuum extruder by the batching after ageing in step 4;
Step 6: brick bat drying, is specially, and the adobe after step 5 is shaping is included in tunnel furnace drying shed and dried, and kiln drying temperature rises to 100 DEG C by normal temperature is slow;
Step 7: adobe preheating, is specially, includes the adobe after drying in step 6 preheating of in tunnel furnace preheating section, and in kiln, preheating temperature is by 200 DEG C-600 DEG C slow liters;
Step 8; Fire, be specially, include the adobe after preheating in step 7 in tunnel kiln sintering section and fire, in kiln, sintering temperature is by 600 DEG C-1000 DEG C slow liters;
Step 9: cooling kiln discharge, be specially, the adobe after step 8 being sintered is included in tunnel furnace cooling section, introduces freezing air and cools, kiln discharge.
As optimization, the grain of the stalk powder obtained in above-mentioned steps 1 is through < 0.3mm.
As optimization, in above-mentioned steps 5, the vacuum tightness of vacuum extruder is 0.5-0.8Mpa, extrusion pressure > 7Mpa.
As optimization, in above-mentioned steps 6, drying time period 30-35 hour, makes water content in adobe be down to less than 7%.
As optimization, in above-mentioned steps 7, preheating duration 15-17 hour.
As optimization, in above-mentioned steps 8, fire duration 15-17 hour.
The invention has the beneficial effects as follows: brick body weight is light, and intensity is high, and heat preservation and soundproof effect is stronger; compressive property is higher, and preparation technology is simple, easy to operate; resource utilization is higher; production cost is lower, decreases clay usage quantity, protects land resources; and in sintering procedure; brick body has certain internal combustion, decreases the usage quantity of coal, provides cost savings.
Accompanying drawing explanation
Fig. 1 is the schema of the preparation technology of the heat preservation and soundproof vitrified brick utilizing stalk to make of the present invention;
Embodiment
Be described principle of the present invention and feature below in conjunction with accompanying drawing, example, only for explaining the present invention, is not intended to limit scope of the present invention.
Embodiment 1: the heat preservation and soundproof vitrified brick utilizing stalk to make of the present embodiment, be made up of batching and water, the initial incremental amount of above-mentioned water is the 25%-35% of batching total mass, and above-mentioned batching is made up of the raw material of following weight percent: straw powder 3-5%, standard coal dust 1-3%, clay 92-96%.
The water content < 10% of described straw powder, the water content < 10% of standard coal dust, the water content < 10% of clay.
As shown in Figure 1, its preparation technology, comprises the following steps:
Step 1: stalk process, is specially, and is pulverized by stalk through pulverizer, sieves by sieving machine vibrations, obtains stalk powder;
Step 2: batching, be specially, stalk powder step 1 obtained is mixed to get batching with standard coal and clay by following weight percent: straw powder 3-5%, standard coal dust 1-3%, clay 92-96% mix;
Step 3: stir, be specially, batching step 2 obtained is sent in stirrer, adds the abundant mix and blend of water of batching total mass 25%-35%;
Step 4: ageing, is specially, and the batching after step 3 being stirred sends into ageing pond, ageing 72 hours;
Step 5: base, is specially, and compound is extruded into adobe by vacuum extruder by the batching after ageing in step 4;
Step 6: brick bat drying, is specially, and the adobe after step 5 is shaping is included in tunnel furnace drying shed and dried, and kiln drying temperature rises to 100 DEG C by normal temperature is slow;
Step 7: adobe preheating, is specially, includes the adobe after drying in step 6 preheating of in tunnel furnace preheating section, and in kiln, preheating temperature is by 200 DEG C-600 DEG C slow liters;
Step 8; Fire, be specially, include the adobe after preheating in step 7 in tunnel kiln sintering section and fire, in kiln, sintering temperature is by 600 DEG C-1000 DEG C slow liters;
Step 9: cooling kiln discharge, be specially, the adobe after step 8 being sintered is included in tunnel furnace cooling section, introduces freezing air and cools, kiln discharge.
The grain of the stalk powder obtained in above-mentioned steps 1 is through < 0.3mm.
In above-mentioned steps 5, the vacuum tightness of vacuum extruder is 0.5-0.8Mpa, extrusion pressure > 7Mpa.
In above-mentioned steps 6, drying time period 30-35 hour, makes water content in adobe be down to less than 7%.
In above-mentioned steps 7, preheating duration 15-17 hour.
In above-mentioned steps 8, fire duration 15-17 hour.
Embodiment 2: the heat preservation and soundproof vitrified brick utilizing stalk to make of the present embodiment, be made up of batching and water, the initial incremental amount of above-mentioned water is the 25%-35% of batching total mass, and above-mentioned batching is made up of the raw material of following weight percent: straw powder 4.6%, standard coal dust 1.8%, clay 93.6%.
The water content < 10% of described straw powder, the water content < 10% of standard coal dust, the water content < 10% of clay.
As shown in Figure 1, its preparation technology, comprises the following steps:
Step 1: stalk process, is specially, and is pulverized by stalk through pulverizer, sieves by sieving machine vibrations, obtains stalk powder;
Step 2: batching, is specially, stalk powder step 1 obtained and standard coal and clay are mixed to get batching by following weight percent: straw powder 4.6%, standard coal dust 1.8%, clay 93.6%;
Step 3: stir, be specially, batching step 2 obtained is sent in stirrer, adds the abundant mix and blend of water of batching total mass 25%-35%;
Step 4: ageing, is specially, and the batching after step 3 being stirred sends into ageing pond, ageing 72 hours;
Step 5: base, is specially, and compound is extruded into adobe by vacuum extruder by the batching after ageing in step 4;
Step 6: brick bat drying, is specially, and the adobe after step 5 is shaping is included in tunnel furnace drying shed and dried, and kiln drying temperature rises to 100 DEG C by normal temperature is slow;
Step 7: adobe preheating, is specially, includes the adobe after drying in step 6 preheating of in tunnel furnace preheating section, and in kiln, preheating temperature is by 200 DEG C-600 DEG C slow liters;
Step 8; Fire, be specially, include the adobe after preheating in step 7 in tunnel kiln sintering section and fire, in kiln, sintering temperature is by 600 DEG C-1000 DEG C slow liters;
Step 9: cooling kiln discharge, be specially, the adobe after step 8 being sintered is included in tunnel furnace cooling section, introduces freezing air and cools, kiln discharge.
The grain of the stalk powder obtained in above-mentioned steps 1 is through < 0.3mm.
In above-mentioned steps 5, the vacuum tightness of vacuum extruder is 0.5-0.8Mpa, extrusion pressure > 7Mpa.
In above-mentioned steps 6, drying time period 30-35 hour, makes water content in adobe be down to less than 7%.
In above-mentioned steps 7, preheating duration 15-17 hour.
In above-mentioned steps 8, fire duration 15-17 hour.
The heat preservation and soundproof vitrified brick brick body weight utilizing stalk to make of the present invention is light, and intensity is high, and heat preservation and soundproof effect is stronger; compressive property is higher, and its preparation technology is simple, easy to operate; resource utilization is higher, and production cost is lower, decreases clay usage quantity; protect land resources; and in sintering procedure, because stalk material in brick body is flammable, there is certain internal combustion performance; decrease the usage quantity of coal in sintering procedure, provide cost savings.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. utilize the heat preservation and soundproof vitrified brick that stalk makes, it is characterized in that, be made up of the raw material of following weight percent: straw powder 3-5%, standard coal dust 1-3%, clay 92-96%.
2. a kind of heat preservation and soundproof vitrified brick utilizing stalk to make according to claim 1, is characterized in that, be made up of the raw material of following weight percent: straw powder 4.6%, standard coal dust 1.8%, clay 93.6%.
3. a kind of heat preservation and soundproof vitrified brick utilizing stalk to make according to claim 1 and 2, it is characterized in that: the water content < 10% of described straw powder, the water content < 10% of standard coal dust, the water content < 10% of clay.
4. a preparation technology for the heat preservation and soundproof vitrified brick utilizing stalk to make, is characterized in that, comprise the following steps:
Step 1: stalk process, is specially, and is pulverized by stalk through pulverizer, sieves by sieving machine vibrations, obtains stalk powder;
Step 2: batching, be specially, stalk powder step 1 obtained is mixed to get batching with standard coal and clay by following weight percent: straw powder 3-5%, standard coal dust 1-3%, clay 92-96% mix;
Step 3: stir, be specially, batching step 2 obtained is sent in stirrer, adds the abundant mix and blend of water of batching total mass 25%-35%;
Step 4: ageing, is specially, and the batching after step 3 being stirred sends into ageing pond, ageing 72 hours;
Step 5: base, is specially, and compound is extruded into adobe by vacuum extruder by the batching after ageing in step 4;
Step 6: brick bat drying, is specially, and the adobe after step 5 is shaping is included in tunnel furnace drying shed and dried, and kiln drying temperature rises to 100 DEG C by normal temperature is slow;
Step 7: adobe preheating, is specially, includes the adobe after drying in step 6 preheating of in tunnel furnace preheating section, and in kiln, preheating temperature is by 200 DEG C-600 DEG C slow liters;
Step 8; Fire, be specially, include the adobe after preheating in step 7 in tunnel kiln sintering section and fire, in kiln, sintering temperature is by 600 DEG C-1000 DEG C slow liters;
Step 9: cooling kiln discharge, be specially, the adobe after step 8 being sintered is included in tunnel furnace cooling section, introduces freezing air and cools, kiln discharge.
5. the preparation technology of a kind of heat preservation and soundproof vitrified brick utilizing stalk to make according to claim 4, is characterized in that: the grain of the stalk powder obtained in described step 1 is through < 0.3mm.
6. the preparation technology of a kind of heat preservation and soundproof vitrified brick utilizing stalk to make according to claim 4, is characterized in that: in described step 5, and the vacuum tightness of vacuum extruder is 0.5-0.8Mpa, extrusion pressure > 7Mpa.
7. the preparation technology of a kind of heat preservation and soundproof vitrified brick utilizing stalk to make according to claim 5, is characterized in that: in described step 6, drying time period 30-35 hour, makes water content in adobe be down to less than 7%.
8. the preparation technology of a kind of heat preservation and soundproof vitrified brick utilizing stalk to make according to claim 5, is characterized in that: in described step 7, preheating duration 15-17 hour.
9. the preparation technology of a kind of heat preservation and soundproof vitrified brick utilizing stalk to make according to any one of claim 4 to 8, is characterized in that: in described step 8, fires duration 15-17 hour.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510555053.4A CN105237032A (en) | 2015-09-01 | 2015-09-01 | Heat-preservation and sound-insulation sintered brick produced from straw and preparation method |
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| CN201510555053.4A CN105237032A (en) | 2015-09-01 | 2015-09-01 | Heat-preservation and sound-insulation sintered brick produced from straw and preparation method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105924237A (en) * | 2016-04-27 | 2016-09-07 | 巢湖市鑫宇良种农民专业合作社 | Paddy rice straw harmless treatment method |
| CN105924224A (en) * | 2016-06-08 | 2016-09-07 | 甘肃迅美节能科技股份有限公司 | Preparation method of plant powder microcellular foam heat-preservation ceramic tile |
| CN106083171A (en) * | 2016-06-08 | 2016-11-09 | 甘肃迅美节能科技股份有限公司 | A kind of plant powder fine-celled foam insulation pottery piece preparation method |
| CN107457894A (en) * | 2017-08-14 | 2017-12-12 | 徐州市恒基伟业建材发展有限公司 | A kind of production technology of gangue insulating brick |
| CN107778027A (en) * | 2017-10-30 | 2018-03-09 | 南昌智发科技有限公司 | A kind of self-insurance temperature multifunctional reality core fired brick |
| CN114383412A (en) * | 2020-10-16 | 2022-04-22 | 通道侗族自治县凯兴建筑材料有限公司 | Movable rotary brick kiln |
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| CN1600729A (en) * | 2004-10-13 | 2005-03-30 | 威海华元节能建筑材料有限公司 | Clinker brick produced from basalt |
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| CN1600729A (en) * | 2004-10-13 | 2005-03-30 | 威海华元节能建筑材料有限公司 | Clinker brick produced from basalt |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105924237A (en) * | 2016-04-27 | 2016-09-07 | 巢湖市鑫宇良种农民专业合作社 | Paddy rice straw harmless treatment method |
| CN105924224A (en) * | 2016-06-08 | 2016-09-07 | 甘肃迅美节能科技股份有限公司 | Preparation method of plant powder microcellular foam heat-preservation ceramic tile |
| CN106083171A (en) * | 2016-06-08 | 2016-11-09 | 甘肃迅美节能科技股份有限公司 | A kind of plant powder fine-celled foam insulation pottery piece preparation method |
| CN107457894A (en) * | 2017-08-14 | 2017-12-12 | 徐州市恒基伟业建材发展有限公司 | A kind of production technology of gangue insulating brick |
| CN107778027A (en) * | 2017-10-30 | 2018-03-09 | 南昌智发科技有限公司 | A kind of self-insurance temperature multifunctional reality core fired brick |
| CN114383412A (en) * | 2020-10-16 | 2022-04-22 | 通道侗族自治县凯兴建筑材料有限公司 | Movable rotary brick kiln |
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Application publication date: 20160113 |