CN112125645A - Production process of photocatalyst ceramic honeycomb plate - Google Patents
Production process of photocatalyst ceramic honeycomb plate Download PDFInfo
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- CN112125645A CN112125645A CN202010970161.9A CN202010970161A CN112125645A CN 112125645 A CN112125645 A CN 112125645A CN 202010970161 A CN202010970161 A CN 202010970161A CN 112125645 A CN112125645 A CN 112125645A
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Abstract
The invention discloses a production process of a photocatalyst ceramic honeycomb plate, which belongs to the technical field of ceramic honeycomb plates and comprises a self-made main raw material and other ingredients, wherein the self-made main raw material is prepared from the following raw materials in parts by weight: the self-made main raw materials comprise 5-15 parts of waste straws, 5-20 parts of waste rice hulls, 10-15 parts of waste paper, 10-20 parts of waste plastics, 5-20 parts of waste wood products, 15-30 parts of waste foams, 6-18 parts of waste bamboo products and 10-25 parts of waste nettle, and other ingredients comprise 30-80 parts of photocatalyst, 20-50 parts of corundum and 15-40 parts of cordierite. According to the invention, by arranging the heat recovery equipment, the placing bin, the heat exchange water pipe and the water pump, the photocatalyst ceramic honeycomb plate obtained in the step 5 is placed in the heat recovery equipment, the placing bin is used for placing the photocatalyst ceramic honeycomb plate which is just sintered, the heat exchange water pipe is wrapped and wound around the placing bin, and circulating cold water is injected into the heat exchange water pipe, so that resources are effectively utilized in the process of cooling the photocatalyst ceramic honeycomb plate, and the process is more perfect, environment-friendly and energy-saving.
Description
Technical Field
The invention relates to the technical field of ceramic honeycomb plates, in particular to a production process of a photocatalyst ceramic honeycomb plate.
Background
The photocatalyst is also called a photocatalyst, and is a generic name of a semiconductor material having a photocatalytic function represented by nano-sized titanium dioxide. A typical photocatalytic material is titanium dioxide, which generates a substance having a strong oxidizing property (e.g., hydroxyl radical, oxygen, etc.) under light irradiation, and is useful for decomposing organic compounds, partially inorganic compounds, bacteria, viruses, etc. In daily life, the photocatalyst can effectively degrade toxic and harmful gases in the air, such as formaldehyde and the like, and efficiently purify the air; meanwhile, various bacteria can be effectively killed, and toxin released by the bacteria or fungi can be decomposed and harmlessly treated, and the honeycomb ceramic is a novel ceramic product with a structure similar to a honeycomb shape. The honeycomb ceramic is porous industrial ceramic, and a plurality of through honeycomb-shaped parallel channels are arranged in the honeycomb ceramic, and the honeycomb units are divided by grid-shaped thin partition walls. The material mainly comprises cordierite 2MgO.2AL2O3.5SiO2, aluminum titanate (AL2TiO5), mullite (3AL2O3.2SiO2), corundum (AL2O3), composite type and the like, and compared with common ceramics, the material has the characteristics of low thermal expansion, thermal shock resistance, large specific surface area, corrosion resistance and the like. The pore density can be up to 800 pores per square inch.
Chinese patent CN110683840A discloses a method for manufacturing a high-potassium cordierite honeycomb ceramic blank, and chinese patent CN101020611A discloses a method for manufacturing a honeycomb ceramic, which can be referred to the above patent to know the production process of a ceramic honeycomb panel, but in the production process of the ceramic honeycomb panel, there are defects after the production of the ceramic honeycomb panel due to a fault of a certain step, such as: inside inclusion bubble or air in the forming process in ceramic honeycomb panel production, and lead to ceramic honeycomb panel not enough to condense really and firmly, and when most cool off ceramic honeycomb panel, generally through natural cooling for can't utilize the waste heat, environmental protection inadequately, and cooling efficiency is slow.
Disclosure of Invention
The invention aims to: the production process of the photocatalyst ceramic honeycomb plate is provided for solving the problems that the quality of the photocatalyst ceramic honeycomb plate is reduced due to the fact that bubbles are easy to exist in the production process of the photocatalyst ceramic honeycomb plate and the cooling mode of the photocatalyst ceramic honeycomb plate is insufficient.
In order to achieve the purpose, the invention adopts the technical scheme that: the production process of the photocatalyst ceramic honeycomb plate comprises the steps of self-making main raw materials and other ingredients, and is prepared from the following raw materials in parts by weight: the self-made main raw materials comprise 5-15 parts of waste straws, 5-20 parts of waste rice hulls, 10-15 parts of waste paper, 10-20 parts of waste plastics, 5-20 parts of waste wood products, 15-30 parts of waste foams, 6-18 parts of waste bamboo products and 10-25 parts of waste nettle, and the other ingredients comprise 30-80 parts of photocatalyst, 20-50 parts of corundum, 15-40 parts of cordierite, 20-45 parts of mullite, 15-30 parts of aluminum titanate, 10-25 parts of silicon carbide, 12-25 parts of activated alumina, 10-20 parts of zirconia, 15-25 parts of silicon nitride, 20-50 parts of activated carbon and 20-35 parts of talc.
Preferably, the preparation method comprises the following specific steps:
step 1: pretreating raw materials, namely grinding and mixing 5-15 parts of prepared waste straw, 5-20 parts of waste rice hull, 10-15 parts of waste paper, 10-20 parts of waste plastic, 5-20 parts of waste wood products, 15-30 parts of waste foam, 6-18 parts of waste bamboo products and 10-25 parts of waste nettle;
step 2: pretreating the ingredients, namely grinding and mixing 30-80 parts of prepared photocatalyst, 20-50 parts of corundum, 15-40 parts of cordierite, 20-45 parts of mullite, 15-30 parts of aluminum titanate, 10-25 parts of silicon carbide, 12-25 parts of activated alumina, 10-20 parts of zirconia, 15-25 parts of silicon nitride, 20-50 parts of activated carbon and 20-35 parts of talcum;
and step 3: mixing the raw materials, namely mixing the raw materials in the step 1 and the step 2;
and 4, step 4: raw materials are condensed, and various raw materials in the step 3 are condensed and prepared;
and 5: forming a blank, namely processing, firing and forming the various raw materials in the step 4 through a die;
step 6: and cooling and packaging, namely cooling the photocatalyst ceramic honeycomb plate, recycling waste heat, and finally packaging and warehousing.
Preferably, the raw material pretreatment in the step 1 is specifically that, firstly, protective clothing is worn to take 5-15 parts of waste straw, 5-20 parts of waste rice hull and 10-15 parts of waste paper from a self-made main raw material by using gloves, the waste paper is gradually put into a ball mill, the waste paper is ground for 20-30 minutes by dry ball milling, the generated dust is timely extracted by a dust extractor, air is timely filtered by a dust filter to keep environmental sanitation, then, 10-20 parts of waste plastic, 5-20 parts of waste wood products, 15-30 parts of waste foam, 6-18 parts of waste bamboo products and 10-25 parts of waste nettle are gradually put into the ball mill, each raw material is put into the ball mill at an interval of 10-20 minutes, meanwhile, a filter screen plate is arranged at a discharge port of the ball mill, and the mesh of the filter screen plate is 30-60 meshes, so that various raw materials can be screened, and a raw material hoister is arranged on one side of the filter screen plate and can lift large-particle raw material powder, the large-particle raw material powder is conveyed to a grinding bin in the ball mill again to be repeatedly ground until the particle sizes of the various raw materials after grinding reach the consistent standard, and finally, the raw materials are continuously ground for 30-50 minutes to prepare the self-made main raw material powder.
Preferably, the batching pretreatment in the step 2 is specifically that 30-80 parts of prepared photocatalyst, 20-50 parts of corundum, 15-40 parts of cordierite, 20-45 parts of mullite, 15-30 parts of aluminum titanate, 10-25 parts of silicon carbide, 12-25 parts of activated alumina, 10-20 parts of zirconia, 15-25 parts of silicon nitride, 20-50 parts of activated carbon and 20-35 parts of talc are gradually put into a ball mill for grinding, each raw material is put into the ball mill at an interval of 5-10 minutes, an ultrasonic vibrator is arranged in the ball mill to enhance the grinding efficiency of the ball mill, a filter screen plate is arranged at a discharge port of the ball mill, the mesh of the filter screen plate is 30-60 meshes and can sieve various raw materials, a raw material hoister is arranged on one side of the filter screen plate and can lift large-particle raw material powder, and (4) conveying the mixture into a grinding bin in the ball mill again for repeated grinding until the particle sizes of the various raw materials are consistent after grinding, and finally continuously grinding for 20-40 minutes to obtain mixed ingredient powder.
Preferably, the raw material mixing in step 3 is specifically that 66-173 parts of the self-made main raw material powder obtained in step 1 and 197-, and continuously stirring for 60-150 minutes to obtain the mixed raw material.
Preferably, the raw material coagulation in the step 4 is specifically that the mixed raw material obtained in the step 3 is poured into a material mixer, the mixed stirring rotation speed of the material mixer rotates at an initial speed of 10-30 rpm, the rotation speed is increased once every 1-3 minutes, the acceleration is 5-10 rpm, the material mixer rotates and stirs in the opposite direction again after the mixed material is accumulated and stirred for 30-45 minutes, clear water, a stabilizer, a plasticizer and a binder can be respectively added into the material mixer every 10-20 minutes in the material mixing process, the adding amount of the clear water is 1-5% of the total amount of the mixed raw material, the adding amount of the stabilizer is 0.5-2% of the total amount of the mixed raw material, the adding amount of the plasticizer is 1-3% of the total amount of the mixed raw material, the adding amount of the binder is 2-6% of the total amount of the mixed raw material, and the final mixed material stirring time is 150 minutes, finally, the ceramic mud material is prepared.
Preferably, the step 5 of blank molding specifically comprises the steps of injecting the ceramic slurry obtained in the step 4 into a cylinder ceramic honeycomb plate mold prepared in advance, wherein the cylinder ceramic honeycomb plate mold is 10-20cm in height, 5-15cm in overall diameter, and 2-8mm in honeycomb hole diameter, and is specifically divided into a cylinder, a cone, a square column, a sphere and the like, the ceramic honeycomb plate mold can be obtained according to needs in a customized manner, after the ceramic slurry is injected, the mold is closed, vacuum treatment is performed in the mold through a vacuum pump, air bubbles mixed in the ceramic slurry is discharged, the blank obtained by subsequent manufacturing is firmer, then the mold is placed into sintering equipment, the internal temperature of the sintering equipment is 800-, finally, the photocatalyst ceramic honeycomb plate is prepared.
Preferably, the cooling and packaging in the step 6 is specifically that the photocatalyst ceramic honeycomb plate obtained in the step 5 is placed into a heat recovery device, the continuous cooling time is 120-180 minutes, a placing bin is arranged in the middle of the interior of the heat recovery device and used for placing the photocatalyst ceramic honeycomb plate which is just sintered, a heat exchange water pipe is wrapped and wound around the placing bin, circulating cold water is injected into the heat exchange water pipe, the temperature of the clear water is 0-20 ℃, the clear water flows at the speed of 1-3 circles per minute through a water pump, so that resources are effectively utilized in the process of cooling the photocatalyst ceramic honeycomb plate, the process is more complete, environment-friendly and energy-saving, and finally, after the photocatalyst ceramic honeycomb is cooled, the photocatalyst ceramic honeycomb can be packaged and put in storage for later use.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, by arranging the closable mold and the vacuum pump, the ceramic slurry obtained in the step 4 is injected into the prepared cylindrical ceramic honeycomb plate mold, the height of the cylindrical ceramic honeycomb plate mold is 10-20cm, the overall diameter is 5-15cm, the diameter of the honeycomb hole is 2-8mm, the ceramic honeycomb plate mold is specifically divided into a cylinder, a cone, a square column, a sphere and the like, the ceramic honeycomb plate mold can be obtained according to the requirement in a customized manner, the mold is closed after the ceramic slurry is injected, and the vacuum pump is used for carrying out vacuum treatment on the interior of the mold, so that air bubbles mixed in the ceramic slurry are discharged, the blank produced in the subsequent manufacturing process is more solid and firm, and the condition that the quality of the photocatalyst ceramic honeycomb plate is reduced due to the fact that the air bubbles are easy to exist in the production process of the photocatalyst ceramic honeycomb plate is avoided;
2. according to the invention, by arranging the heat recovery device, the placing bin, the heat exchange water pipe and the water pump, the photocatalyst ceramic honeycomb plate obtained in the step 5 is placed in the heat recovery device, the continuous cooling time is 120-180 minutes, the placing bin is arranged in the middle of the interior of the heat recovery device and is used for placing the photocatalyst ceramic honeycomb plate which is just sintered, the heat exchange water pipe is wrapped and wound around the placing bin, circulating cold water is injected into the heat exchange water pipe, the temperature of clear water is 0-20 ℃, and clear water flows at the speed of 1-3 circles per minute through the water pump, so that resources are effectively utilized in the process of cooling the photocatalyst ceramic honeycomb plate, the process is more complete, environment-friendly and energy-saving, and the condition that the cooling mode of the photocatalyst ceramic honeycomb plate is insufficient is avoided.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "secured," "sleeved," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, can be communicated inside two elements or can be in an interaction relationship of the two elements, and the specific meaning of the terms in the invention can be understood according to specific situations by a person skilled in the art
The first embodiment is as follows:
the production process of the photocatalyst ceramic honeycomb plate comprises the steps of self-making main raw materials and other ingredients, and is prepared from the following raw materials in parts by weight: the self-made main raw materials comprise 5 parts of waste straws, 5 parts of waste rice hulls, 10 parts of waste paper, 10 parts of waste plastics, 5 parts of waste wood products, 15 parts of waste foams, 6 parts of waste bamboo products and 10 parts of waste nettle, and other ingredients comprise 30 parts of photocatalyst, 20 parts of corundum, 15 parts of cordierite, 20 parts of mullite, 15 parts of aluminum titanate, 10 parts of silicon carbide, 12 parts of activated alumina, 10 parts of zirconia, 15 parts of silicon nitride, 20 parts of activated carbon and 20 parts of talcum.
The preparation method comprises the following specific steps:
step 1: the method comprises the steps of pretreating raw materials, wearing a protective wearing device, taking 5 parts of waste straw, 5 parts of waste rice hull and 10 parts of waste paper from a self-made main raw material by using gloves, gradually putting the raw materials into a ball mill, carrying out ball milling and crushing for 20 minutes by a dry method, timely extracting generated dust by a dust extractor, timely filtering air by a dust filter, keeping the environment sanitary, gradually putting 10 parts of waste plastic, 5 parts of waste wood products, 15 parts of waste foam, 6 parts of waste bamboo products and 10 parts of waste nettle into the ball mill, putting each raw material at intervals of 10 minutes, arranging a filter screen plate at a discharge port of the ball mill, wherein the mesh of the filter screen plate is 30 meshes, screening various raw materials, arranging a raw material hoister on one side of the filter screen plate, hoisting large-particle raw material powder by the raw material hoister, re-conveying the large-particle raw material powder into a grinding bin in the ball, grinding the raw materials until the particle sizes of the raw materials reach the consistent standard, and finally continuously grinding for 30 minutes to prepare self-made main raw material powder;
step 2: pretreating the raw materials, namely gradually putting 30 parts of prepared photocatalyst, 20 parts of corundum, 15 parts of cordierite, 20 parts of mullite, 15 parts of aluminum titanate, 10 parts of silicon carbide, 12 parts of activated alumina, 10 parts of zirconia, 15 parts of silicon nitride, 20 parts of activated carbon and 20 parts of talc into a ball mill for grinding, putting each raw material at an interval of 5 minutes, and reinforcing the grinding efficiency of the ball mill by arranging an ultrasonic vibrator in the ball mill, meanwhile, a discharge port of the ball mill is provided with a filter screen plate, the mesh of the filter screen plate is 30 meshes, various raw materials can be screened, a raw material hoister is arranged on one side of the filter screen plate, and can lift large-particle raw material powder, convey the large-particle raw material powder to a grinding bin in the ball mill again for repeated grinding until the particle sizes of various raw materials after grinding reach the consistent standard, and finally continuously grind for 20 minutes to prepare mixed ingredient powder;
and step 3: mixing raw materials, namely, putting 66 parts of the self-made main raw material powder obtained in the step 1 and 197 parts of the mixed ingredient powder obtained in the step 2 into a high-speed mixer in a staggered mode, keeping the continuous rotating speed of the high-speed mixer at 360 revolutions per minute, arranging a dispersing mechanism at the feed inlet of the high-speed mixer where the 66 parts of the self-made main raw material powder and 197 parts of the mixed ingredient powder are put, dispersing the 66 parts of the self-made main raw material powder and 197 parts of the mixed ingredient powder, arranging convection fans at two sides in the high-speed mixer, blowing and dispersing the 66 parts of the self-made main raw material powder and 197 parts of the mixed ingredient powder, so that the various raw materials are mixed more uniformly, and then mixing at high speed by matching with a stirring mechanism for 60 minutes to obtain a mixed;
and 4, step 4: raw materials are coagulated, the mixed raw materials obtained in the step 3 are poured into a material mixer, the mixing and stirring speed of the material mixer rotates at an initial speed of 10 revolutions per minute, the rotating speed is increased once every 1 minute, the acceleration is 5 revolutions per time, meanwhile, after the material mixer is stirred for 30 minutes in an accumulated manner, the material mixer rotates and stirs in the opposite direction again, in the material mixing process, clean water, a stabilizer, a plasticizer and a binder can be respectively added into the material mixer every 10 minutes, the adding amount of the clean water is 1 percent of the total amount of the mixed raw materials, the adding amount of the stabilizer is 0.5 percent of the total amount of the mixed raw materials, the adding amount of the plasticizer is 1 percent of the total amount of the mixed raw materials, the adding amount of the binder is 2 percent of the total amount of the mixed raw materials, and the final mixing time of the material mixer is;
and 5: molding a blank, namely injecting the ceramic slurry obtained in the step 4 into a cylinder ceramic honeycomb plate mold prepared in advance, wherein the cylinder ceramic honeycomb plate mold is 10cm in height, 5cm in overall diameter and 2mm in honeycomb hole diameter, the ceramic honeycomb plate mold is specifically divided into a cylinder, a cone, a square column, a sphere and the like, the ceramic honeycomb plate mold can be obtained according to needs in a customized mode, after the ceramic slurry is injected, the mold is closed, and the inside of the mold is vacuumized through a vacuum pump, so that air bubbles in the ceramic slurry are discharged, the blank prepared in the subsequent manufacturing process is firmer in a solidified mode, then the mold is placed into sintering equipment, the internal temperature of the sintering equipment is 800 ℃, the sintering is continued for 360 minutes, and finally the photocatalyst ceramic honeycomb plate is prepared;
step 6: cooling package, put into heat recovery plant with the ceramic honeycomb panel of photocatalyst that obtains in step 5, it is 120 minutes to last to cool off for a long time, place the storehouse through being provided with in the middle of heat recovery plant is inside, be used for placing the ceramic honeycomb panel of photocatalyst that just finishes sintering, and it has the heat transfer water pipe to place the parcel winding of storehouse its periphery, it has circulating cold water to inject in the heat transfer water pipe, the clear water temperature is 10 degrees centigrade, make the clear water flow with 1 circle per minute's speed through the water pump, make at the in-process to the ceramic honeycomb panel of photocatalyst refrigerated, effectively utilize the resource, make this technology perfect more, environmental protection, energy saving, at last after the ceramic honeycomb cooling of photocatalyst finishes, can pack the ceramic honeycomb of photocatalyst into storage, in order to use after waiting.
Example two:
the production process of the photocatalyst ceramic honeycomb plate comprises the steps of self-making main raw materials and other ingredients, and is prepared from the following raw materials in parts by weight: the self-made main raw materials comprise 15 parts of waste straws, 20 parts of waste rice hulls, 15 parts of waste paper, 20 parts of waste plastics, 20 parts of waste wood products, 30 parts of waste foams, 18 parts of waste bamboo products and 25 parts of waste nettle, and other ingredients comprise 80 parts of photocatalyst, 50 parts of corundum, 40 parts of cordierite, 45 parts of mullite, 30 parts of aluminum titanate, 25 parts of silicon carbide, 25 parts of activated alumina, 20 parts of zirconia, 25 parts of silicon nitride, 50 parts of activated carbon and 35 parts of talc.
The preparation method comprises the following specific steps:
step 1: raw material pretreatment, namely wearing a protective wearing device to take 15 parts of waste straw, 20 parts of waste rice hull and 15 parts of waste paper from a self-made main raw material by using gloves and gradually putting the raw materials into a ball mill, carrying out ball milling and crushing for 30 minutes by a dry method, timely pumping generated dust by a dust pump, timely filtering air by a dust filter to keep environmental sanitation, then gradually putting 20 parts of waste plastic, 20 parts of waste wood products, 30 parts of waste foam, 18 parts of waste bamboo products and 25 parts of waste nettle into the ball mill, putting each raw material at intervals of 20 minutes, arranging a filter screen plate at a discharge port of the ball mill, wherein the mesh of the filter screen plate is 60 meshes, screening various raw materials, and arranging a raw material hoister at one side of the filter screen plate, lifting large-particle raw material powder by the raw material hoister, re-conveying the raw material powder into a grinding bin in the ball mill for repeated grinding, grinding the raw materials until the particle sizes of the raw materials reach the consistent standard, and finally continuously grinding for 30-50 minutes to prepare self-made main raw material powder;
step 2: pretreating ingredients, namely putting 80 parts of prepared photocatalyst, 50 parts of corundum, 40 parts of cordierite, 45 parts of mullite, 30 parts of aluminum titanate, 25 parts of silicon carbide, 25 parts of activated alumina, 20 parts of zirconia, 25 parts of silicon nitride, 50 parts of activated carbon and 35 parts of talc into a ball mill step by step for grinding, putting each raw material at an interval of 10 minutes, and reinforcing the grinding efficiency of the ball mill by arranging an ultrasonic vibrator in the ball mill, meanwhile, a discharge port of the ball mill is provided with a filter screen plate, the mesh of the filter screen plate is 60 meshes, various raw materials can be screened, a raw material hoister is arranged on one side of the filter screen plate, and can lift large-particle raw material powder, convey the large-particle raw material powder to a grinding bin in the ball mill again for repeated grinding until the particle sizes of various raw materials after grinding reach the consistent standard, and finally continuously grind for 40 minutes to prepare mixed ingredient powder;
and step 3: mixing raw materials, namely putting 173 parts of the self-made main raw material powder obtained in the step 1 and 425 parts of the mixed ingredient powder obtained in the step 2 into a high-speed mixer in a staggered mode, keeping the continuous rotating speed of the high-speed mixer at 560 revolutions per minute, arranging a dispersing mechanism at the feed inlet position of the high-speed mixer into which the 173 parts of the self-made main raw material powder and 425 parts of the mixed ingredient powder can be put, dispersing the 173 parts of the self-made main raw material powder and 425 parts of the mixed ingredient powder, arranging convection fans at two sides in the high-speed mixer, blowing and dispersing the 173 parts of the self-made main raw material powder and 425 parts of the mixed ingredient powder, so that the various raw materials are mixed more uniformly, and then mixing at high speed of a mixing mechanism for 150 minutes to obtain mixed raw materials;
and 4, step 4: raw materials are coagulated, the mixed raw materials obtained in the step 3 are poured into a material mixing machine, the material mixing and stirring speed of the material mixing machine rotates at an initial speed of 30 revolutions per minute, the rotating speed is increased once every 3 minutes, the acceleration is 10 revolutions per time, meanwhile, after the material mixing and stirring are accumulated for 45 minutes, the material mixing machine rotates and stirs in the opposite direction again, in the material mixing process, clean water, a stabilizer, a plasticizer and a binder can be respectively added into the material mixing machine every 20 minutes, the adding amount of the clean water is 5 percent of the total amount of the mixed raw materials, the adding amount of the stabilizer is 2 percent of the total amount of the mixed raw materials, the adding amount of the plasticizer is 3 percent of the total amount of the mixed raw materials, the adding amount of the binder is 6 percent of the total amount of the mixed raw materials, and the stirring time of the final;
and 5: molding a blank, namely injecting the ceramic slurry obtained in the step 4 into a cylinder ceramic honeycomb plate mold prepared in advance, wherein the cylinder ceramic honeycomb plate mold is 20cm in height, 15cm in overall diameter and 8mm in honeycomb hole diameter, the ceramic honeycomb plate mold is specifically divided into a cylinder, a cone, a square column, a sphere and the like, the ceramic honeycomb plate mold can be obtained according to needs in a customized mode, after the ceramic slurry is injected, the mold is closed, and the inside of the mold is vacuumized through a vacuum pump, so that air bubbles in the ceramic slurry are discharged, the blank produced in subsequent production is firmer in a solidified mode, then the mold is placed into sintering equipment, the internal temperature of the sintering equipment is 1500 ℃, sintering is continued for 540 minutes, and finally the photocatalyst ceramic honeycomb plate is produced;
step 6: cooling package, put into heat recovery plant with the ceramic honeycomb panel of photocatalyst that obtains in step 5, it is 180 minutes to last to cool off duration, place the storehouse through being provided with in the middle of the heat recovery plant is inside, be used for placing the ceramic honeycomb panel of photocatalyst that just finishes sintering, and it has the heat transfer water pipe to place the parcel winding of storehouse its periphery, it has circulating cold water to inject in the heat transfer water pipe, the clear water temperature is 20 degrees centigrade, make the clear water flow with 3 rings of per minute speed through the water pump, make at the in-process of ceramic honeycomb panel cooling of photocatalyst, effectively utilize the resource, make this technology perfect more, environmental protection, energy-conservation, at last after the ceramic honeycomb cooling of photocatalyst finishes, can pack the ceramic honeycomb of photocatalyst into storage, in order to use after waiting.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The production process of the photocatalyst ceramic honeycomb plate comprises the steps of self-making main raw materials and other ingredients, and is characterized in that: the feed is prepared from the following raw materials in parts by weight: the self-made main raw materials comprise 5-15 parts of waste straws, 5-20 parts of waste rice hulls, 10-15 parts of waste paper, 10-20 parts of waste plastics, 5-20 parts of waste wood products, 15-30 parts of waste foams, 6-18 parts of waste bamboo products and 10-25 parts of waste nettle, and the other ingredients comprise 30-80 parts of photocatalyst, 20-50 parts of corundum, 15-40 parts of cordierite, 20-45 parts of mullite, 15-30 parts of aluminum titanate, 10-25 parts of silicon carbide, 12-25 parts of activated alumina, 10-20 parts of zirconia, 15-25 parts of silicon nitride, 20-50 parts of activated carbon and 20-35 parts of talc.
2. The production process of the photocatalytic ceramic honeycomb plate as set forth in claim 1, comprising the following steps:
step 1: pretreating raw materials, namely grinding and mixing 5-15 parts of prepared waste straw, 5-20 parts of waste rice hull, 10-15 parts of waste paper, 10-20 parts of waste plastic, 5-20 parts of waste wood products, 15-30 parts of waste foam, 6-18 parts of waste bamboo products and 10-25 parts of waste nettle;
step 2: pretreating the ingredients, namely grinding and mixing 30-80 parts of prepared photocatalyst, 20-50 parts of corundum, 15-40 parts of cordierite, 20-45 parts of mullite, 15-30 parts of aluminum titanate, 10-25 parts of silicon carbide, 12-25 parts of activated alumina, 10-20 parts of zirconia, 15-25 parts of silicon nitride, 20-50 parts of activated carbon and 20-35 parts of talcum;
and step 3: mixing the raw materials, namely mixing the raw materials in the step 1 and the step 2;
and 4, step 4: raw materials are condensed, and various raw materials in the step 3 are condensed and prepared;
and 5: forming a blank, namely processing, firing and forming the various raw materials in the step 4 through a die;
step 6: and cooling and packaging, namely cooling the photocatalyst ceramic honeycomb plate, recycling waste heat, and finally packaging and warehousing.
3. The process for producing a photocatalytic ceramic honeycomb plate according to claim 2, wherein: the raw material pretreatment in the step 1 is specifically that firstly, protective clothing is worn to take 5-15 parts of waste straw, 5-20 parts of waste rice hull and 10-15 parts of waste paper from a self-made main raw material by using gloves, the waste paper is gradually put into a ball mill, the waste paper is ground for 20-30 minutes by a dry ball mill, the generated dust is timely extracted by a dust extractor, air is timely filtered by a dust filter to keep the environment sanitary, then, 10-20 parts of waste plastic, 5-20 parts of waste wood products, 15-30 parts of waste foam, 6-18 parts of waste bamboo products and 10-25 parts of waste nettle are gradually put into the ball mill, each raw material is put into the ball mill at an interval of 10-20 minutes, meanwhile, a filter screen plate is arranged at the discharge port of the ball mill, the mesh of the filter screen plate is 30-60 meshes, and various raw materials can be screened, and a raw material hoister is arranged on one side of the filter screen plate and can lift large-particle raw material powder, the large-particle raw material powder is conveyed to a grinding bin in the ball mill again to be repeatedly ground until the particle sizes of the various raw materials after grinding reach the consistent standard, and finally, the raw materials are continuously ground for 30-50 minutes to prepare the self-made main raw material powder.
4. The process for producing a photocatalytic ceramic honeycomb plate according to claim 2, wherein: the pretreatment of the ingredients in the step 2 specifically comprises the steps of gradually putting 30-80 parts of prepared photocatalyst, 20-50 parts of corundum, 15-40 parts of cordierite, 20-45 parts of mullite, 15-30 parts of aluminum titanate, 10-25 parts of silicon carbide, 12-25 parts of activated alumina, 10-20 parts of zirconia, 15-25 parts of silicon nitride, 20-50 parts of activated carbon and 20-35 parts of talc into a ball mill for grinding, putting the raw materials into the ball mill at intervals of 5-10 minutes, reinforcing the grinding efficiency of the ball mill by arranging an ultrasonic vibrator in the ball mill, arranging a filter screen plate at a discharge port of the ball mill, wherein the mesh of the filter screen plate is 30-60 meshes, screening various raw materials, arranging a raw material lifter on one side of the filter screen plate, and lifting large-particle raw material powder by the raw material lifter, and (4) conveying the mixture into a grinding bin in the ball mill again for repeated grinding until the particle sizes of the various raw materials are consistent after grinding, and finally continuously grinding for 20-40 minutes to obtain mixed ingredient powder.
5. The process for producing a photocatalytic ceramic honeycomb plate according to claim 2, wherein: the raw material mixing in the step 3 is specifically that 66-173 parts of the self-made main raw material powder obtained in the step 1 and 425 parts of the mixed ingredient powder obtained in the step 2 are alternately put into a high-speed mixer, the continuous rotating speed of the high-speed mixer is kept at 360-, thus obtaining the mixed raw material.
6. The process for producing a photocatalytic ceramic honeycomb plate according to claim 2, wherein: the raw material coagulation in the step 4 is specifically that the mixed raw material obtained in the step 3 is poured into a material mixer, the mixed stirring speed of the material mixer rotates at an initial speed of 10-30 revolutions per minute, the rotating speed is increased once every 1-3 minutes, the acceleration is 5-10 revolutions per time, after the material mixer is stirred for 30-45 minutes in an accumulated material mixing mode, the material mixer is rotated and stirred in the opposite direction again, in the material mixing process, clean water, a stabilizer, a plasticizer and a binder can be respectively added into the material mixer every 10-20 minutes, the adding amount of the clean water is 1-5% of the total amount of the mixed raw material, the adding amount of the stabilizer is 0.5-2% of the total amount of the mixed raw material, the adding amount of the plasticizer is 1-3% of the total amount of the mixed raw material, the adding amount of the binder is 2-6% of the total amount of the mixed raw material, and the final material mixing time is 150, finally, the ceramic mud material is prepared.
7. The process for producing a photocatalytic ceramic honeycomb plate according to claim 2, wherein: the step 5 of blank forming specifically comprises the steps of injecting the ceramic slurry obtained in the step 4 into a cylinder ceramic honeycomb plate die prepared in advance, the height of the cylinder ceramic honeycomb plate die is 10-20cm, the overall diameter is 5-15cm, the diameter of the honeycomb hole is 2-8mm, the ceramic honeycomb plate mould is divided into a cylinder, a cone, a square column, a sphere and the like, and can be obtained according to the requirement, and the mould is closed after the ceramic mud material is injected, and the vacuum pump is used for vacuumizing the mould, so that air bubbles in the ceramic slurry are exhausted, so that the blank obtained by subsequent manufacture is more solid and firm, then the mould is placed into sintering equipment, the internal temperature of the sintering equipment is 800-, and continuously sintering for 360-540 minutes to finally obtain the photocatalyst ceramic honeycomb plate.
8. The process for producing a photocatalytic ceramic honeycomb plate according to claim 2, wherein: the step 6 of cooling and packaging specifically comprises the steps of placing the photocatalyst ceramic honeycomb plate obtained in the step 5 into a heat recovery device, wherein the continuous cooling time is 120-180 minutes, a placing bin is arranged in the middle inside the heat recovery device and used for placing the photocatalyst ceramic honeycomb plate which is just sintered, a heat exchange water pipe is wrapped and wound around the placing bin, circulating cold water is injected into the heat exchange water pipe, the temperature of the clear water is 0-20 ℃, the clear water flows at the speed of 1-3 circles per minute through a water pump, so that resources are effectively utilized in the process of cooling the photocatalyst ceramic honeycomb plate, the process is more complete, environment-friendly and energy-saving, and finally, after the photocatalyst ceramic honeycomb is cooled, the photocatalyst ceramic honeycomb can be packaged and stored in a warehouse for later use.
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