CN110204363B - Environment-friendly sludge oxidation treatment waste heat treatment device and use method thereof - Google Patents
Environment-friendly sludge oxidation treatment waste heat treatment device and use method thereof Download PDFInfo
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- CN110204363B CN110204363B CN201910586161.6A CN201910586161A CN110204363B CN 110204363 B CN110204363 B CN 110204363B CN 201910586161 A CN201910586161 A CN 201910586161A CN 110204363 B CN110204363 B CN 110204363B
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/06—Treatment of sludge; Devices therefor by oxidation
- C02F11/08—Wet air oxidation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F7/00—Fertilisers from waste water, sewage sludge, sea slime, ooze or similar masses
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
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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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Abstract
The invention discloses an environment-friendly sludge oxidation treatment waste heat treatment device and a use method thereof, belonging to the technical field of sludge treatment, the environment-friendly sludge oxidation treatment waste heat treatment device comprises a sludge waste heat mixing kettle, the right end of the sludge waste heat mixing kettle is fixedly connected with a motor, the right end of the sludge waste heat mixing kettle is provided with a force application through hole, a special structure can be used for dispersing and mixing industrial sludge in the industrial sludge by using the waste heat of the industrial sludge in a sludge heating and drying stage, a stirring device is used for stirring and dehydrating the sludge, and a sludge mixing and stirring rod rotated by the stirring device can accelerate the rupture of an arc capsule, so that heavy metal ions in the industrial sludge can be neutralized by the substances in the arc capsule, microorganisms in the industrial sludge can be killed, the damage of the pollutants in the industrial sludge to the environment can be reduced, and the treatment of the industrial sludge can be realized, and the sludge can be secondarily utilized as plant fertilizer.
Description
Technical Field
The invention relates to the technical field of sludge treatment, in particular to an environment-friendly sludge oxidation treatment waste heat treatment device and a using method thereof.
Background
The sludge treatment refers to the processes of reduction, stabilization and harmlessness such as concentration, conditioning, dehydration, stabilization, drying or incineration of the sludge, and the sludge treatment refers to the processes of reduction, stabilization and harmlessness of the sludge. The higher the degree of wastewater treatment, the more sludge residue will be produced to be treated. A general sewage treatment plant must be provided with a sludge treatment facility unless the sewage is treated using land treatment or a sewage pond. For modern sewage treatment plants, the treatment and disposal of sludge, which is composed of solid matter in raw wastewater and solid matter produced during wastewater treatment, has become the most complex and expensive part of the operation of sewage treatment systems, and the common types of sludge are: raw sludge, primary precipitated sludge without sludge treatment; the concentration of solid matters contained in the primary sludge discharged from the bottom of the primary sedimentation tank is about 3-8%, and the organic matters in the solid matters of the primary sludge account for about 70%, so that the primary sludge is easy to become an anaerobic state and generate odor; secondary sludge, and sediment discharged from the secondary sedimentation tank.
The existing industrial sludge is sludge generated by an industrial wastewater treatment station, and is sludge generated by treatment methods such as dilution mixing and the like in the process of harmless treatment of industrial wastewater by the industrial wastewater treatment station, generally, inorganic sludge is more, the sludge belongs to medium-fine particle size mixed sludge, the dewatering performance of a fibrous body is better, the rest compressible performance and the dewatering performance are common, the sludge contains chemical components in production wastewater, and the sludge belongs to dangerous waste substances, in the treatment process of the industrial sludge, a proper dewatering mode needs to be selected according to the property of the wastewater, and in addition, a specific subsequent treatment mode such as a landfill or incineration mode needs to be selected according to the components of the dewatered sludge, and the subsequent treatment mode can damage the environment, the landfill treatment mode can cause erosion pollution to soil at the sludge landfill, so that the soil quality of the soil near the landfill is poor, and the influence to nearby underground water is caused, the treatment mode of incineration easily causes damage to the atmospheric environment, and needs auxiliary combustion raw materials, and the cost is higher.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide an environment-friendly sludge oxidation treatment waste heat treatment device and a use method thereof, which can realize that the waste heat of industrial sludge is utilized to be dispersed and mixed in the industrial sludge by using a special structure in a sludge heating and drying stage, a stirring device is used for stirring and dehydrating the sludge, and a sludge mixing and stirring rod rotated by the stirring device can accelerate the rupture of an arc-shaped capsule, so that heavy metal ions in the industrial sludge can be neutralized by substances in the arc-shaped capsule, microorganisms in the industrial sludge can be killed, the damage of pollutants in the industrial sludge to the environment is reduced, the treatment of the industrial sludge is realized, and the sludge can be secondarily utilized as a plant fertilizer.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
An environment-friendly sludge oxidation treatment waste heat treatment device comprises a sludge waste heat mixing kettle, wherein the right end of the sludge waste heat mixing kettle is fixedly connected with a motor, the right end of the sludge waste heat mixing kettle is provided with a force application through hole, the rotating end of the motor penetrates through the force application through hole and is fixedly connected with a main center rotating rod, the rotating end of the motor is rotatably connected with the force application through hole, the main center rotating rod is positioned on the inner side of the sludge waste heat mixing kettle, main branch mixing semi-rings are respectively arranged on the front side and the rear side of the main center rotating rod, the main branch mixing semi-rings are fixedly connected with the main center rotating rod, the upper ends and the lower ends of the main branch mixing semi-rings are respectively and fixedly connected with an upper sludge mixing stirring rod, a side transmission box is arranged in the sludge waste heat mixing kettle and is fixedly connected with the inner wall of the sludge waste heat mixing kettle, and one end, far away from the motor, of the main center rotating rod is sleeved with a first fulcrum bearing and an upper power transmission wheel, first fulcrum bearing and the mixed cauldron inner wall fixed connection of mud waste heat, can realize using special structure in mud heating and drying stage, utilize industrial sludge's waste heat, disperse in industrial sludge and mix, agitating unit stirs the dehydration to mud, the rotatory mud of agitating unit mixes the puddler simultaneously and can accelerate the rupture of arc capsular, thereby be convenient for the heavy metal ion of arc capsular internal matter in to industrial sludge carries out neutralization treatment, kill the microorganism in the industrial sludge simultaneously, reduce the destruction of the pollutant in the industrial sludge to the environment, both realized the processing to industrial sludge, can also make mud utilize as plant fertilizer reutilization.
Further, a lower power transmission wheel is arranged on the lower side of the upper power transmission wheel, a rotating force transmission belt is sleeved on the upper power transmission wheel, the lower power transmission wheel is in transmission connection with the upper power transmission wheel through the rotating force transmission belt, a second fulcrum bearing is arranged on the left side of the lower power transmission wheel, a side auxiliary rotating rod is fixedly connected in the lower power transmission wheel, an auxiliary forked half ring is fixedly connected at the right end of the side auxiliary rotating rod, and lower sludge mixing and stirring rods are fixedly connected at the upper end and the lower end of the auxiliary forked half ring, so that the industrial sludge can be dispersed and mixed conveniently, heavy metal ions in the industrial sludge can be neutralized, and microorganisms in the industrial sludge can be killed.
Further, the main center rotating rod is sleeved with a stabilizing ring, the stabilizing ring is positioned on one side, close to the motor, of the main center rotating rod, the main center rotating rod is attached to the inner wall of the sludge waste heat mixing kettle, and the stability of the sludge mixing stirring rod during rotation is enhanced.
Further, the mud waste heat mixing kettle right side is equipped with the feeding blender, feeding blender right-hand member fixedly connected with bubbler adds, the feeding blender is linked together with bubbler inside, feeding blender left end fixedly connected with inlet pipe, the mud waste heat mixing kettle is close to feeding blender one side and has been opened the chisel and have the sludge purification feed inlet, the inlet pipe runs through sludge purification feed inlet and mud waste heat mixing kettle fixed connection, is convenient for carry out neutralization treatment to the heavy metal ion in the industrial sludge, kills the microorganism in the industrial sludge simultaneously.
An environment-friendly sludge oxidation treatment waste heat treatment device comprises the following use methods:
the method comprises the following steps: diluting industrial sludge, namely introducing the industrial sludge into a solute diluting tank, adjusting the water adding amount according to the concentration of the industrial sludge by technical personnel, and adjusting the industrial sludge to a diluted state;
step two: sludge oxidation treatment, namely transferring the diluted industrial sludge into an oxidation reaction tank, adding reactants to perform oxidation reaction, and generating scum and foam on the upper layer of the sludge after the oxidation reaction;
step three: oxidizing sludge precipitation, transferring the industrial sludge water subjected to oxidation reaction treatment to a precipitation tank, performing primary precipitation, and after supernatant appears on the upper layer, pumping out the supernatant by using a water pump;
step four: mixing sludge turbid liquid, moving the sludge turbid liquid remaining after supernatant liquid extraction into an environment-friendly sludge oxidation treatment waste heat treatment device, and starting a motor to drive an upper sludge mixing stirring rod and a lower sludge mixing stirring rod to rotate;
step five: the method comprises the steps of mixing turbid liquid by blowing air, adding self-dispersing ejection particles into a feeding mixer, starting a bubbler, introducing bubbles mixed with the self-dispersing ejection particles into sludge turbid liquid, breaking the bubbles through rotation of an upper sludge mixing stirring rod and a lower sludge mixing stirring rod, dispersing the self-dispersing ejection particles into the sludge turbid liquid, and reducing damage of pollutants in the industrial sludge to the environment by using a special structure in a sludge heating and drying stage through waste heat of the industrial sludge, dispersing and mixing in the industrial sludge, neutralizing heavy metal ions in the industrial sludge, killing microorganisms in the industrial sludge, so that the treatment of the industrial sludge is realized, and the sludge can be secondarily utilized as a plant fertilizer.
Further, in the fifth step, the self-dispersing catapult particles comprise an arc capsule and a plurality of water-retaining slow-release balls, the water-retaining slow-release balls are all located in the arc capsule, and an ejection arc opening is formed in one arc side in the arc capsule, so that the water-retaining slow-release balls can be ejected and dispersed in sludge turbid liquid conveniently.
Further, the arc capsule is filled with an inorganic sulfate solution, the inorganic sulfate solution is tightly filled with the water-retaining slow-release balls in the arc capsule, and the ejection arc opening is coated with solidified thermal viscosity-losing pressure-sensitive adhesive, so that the residual heat after sludge oxidation treatment is conveniently utilized, and the water-retaining slow-release balls are dispersed and mixed in the sludge turbid liquid after the thermal viscosity-losing pressure-sensitive adhesive loses viscosity.
Furthermore, the water-retaining slow-release ball contains polyacrylate, vinyl acetate copolymer, polyurethane and polyethylene oxide, so that the influence of heavy metal ions in the industrial sludge is reduced conveniently.
Furthermore, the inorganic sulfate solution is filled with a cementing material, the cementing material contains phosphogypsum, sulfur gypsum, fluorgypsum, titanium white gypsum and phosphomolybdic gypsum, so that the product of the industrial sludge can inhibit the growth of bacteria conveniently, and the effect of inhibiting the growth of the bacteria is achieved through the coating and consolidation effects of the cementing material.
Furthermore, the inorganic sulfate solution is also mixed with cement clinker, metallurgical industry alkaline ash, water quenching slag and coagulant, so that the industrial sludge can be modified conveniently, the industrial sludge can gradually absorb and release water along with the change of soil environment, and organic matters in the sludge can be promoted to play a role in promoting plant growth.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this scheme can realize using special structure in mud heating and drying stage, utilize industrial sludge's waste heat, disperse in industrial sludge and mix, agitating unit stirs the dehydration to mud, the rotatory mud of agitating unit mixes the puddler can accelerate the rupture of arc capsular simultaneously, thereby be convenient for the arc capsular material carries out neutralization treatment to the heavy metal ion in the industrial sludge, kill the microorganism in the industrial sludge simultaneously, reduce the destruction of the pollutant in the industrial sludge to the environment, both realized the processing to industrial sludge, can also make mud utilize as plant fertilizer reutilization.
(2) The side transmission box is fixedly connected with the inner wall of the sludge waste heat mixing kettle, one end of the main central rotating rod, which is far away from the motor, is sleeved with a first fulcrum bearing and an upper power transmission wheel, the first fulcrum bearing is fixedly connected with the inner wall of the sludge waste heat mixing kettle, the lower side of the upper power transmission wheel is provided with a lower power transmission wheel, the upper power transmission wheel is sleeved with a rotating force transmission belt, the lower power transmission wheel is in transmission connection with the upper power transmission wheel through the rotating force transmission belt, the left side of the lower power transmission wheel is provided with a second fulcrum bearing, the lower power transmission wheel is internally and fixedly connected with a side auxiliary rotating rod, the right end of the side auxiliary rotating rod is fixedly connected with an auxiliary forked semi-ring, the upper end and the lower end of the auxiliary forked semi-ring are both fixedly connected with a lower sludge mixing stirring rod, so as to be dispersed and mixed in industrial sludge, heavy metal ions in the industrial sludge are neutralized, and microorganisms in the industrial sludge are killed.
(3) The main central rotating rod is sleeved with a stabilizing ring, the stabilizing ring is positioned on one side, close to the motor, of the main central rotating rod, the main central rotating rod is attached to the inner wall of the sludge waste heat mixing kettle, and the stability of the sludge mixing stirring rod during rotation is enhanced.
(4) The right side of the sludge waste heat mixing kettle is provided with a feeding mixer, the right end of the feeding mixer is fixedly connected with a bubbler, the feeding mixer is communicated with the inside of the bubbler, the left end of the feeding mixer is fixedly connected with an inlet pipe, the sludge waste heat mixing kettle is provided with a sludge purification inlet port in a chiseling mode close to the feeding mixer, the inlet pipe penetrates through the sludge purification inlet port and is fixedly connected with the sludge waste heat mixing kettle, the neutralization treatment of heavy metal ions in industrial sludge is facilitated, and microorganisms in the industrial sludge are killed simultaneously.
(5) The self-dispersing catapult particles comprise an arc capsule and a plurality of water-retaining slow-release balls, the water-retaining slow-release balls are all positioned in the arc capsule, and an ejection arc opening is formed in one side of the arc in the arc capsule, so that the water-retaining slow-release balls can be ejected and dispersed in sludge turbid liquid conveniently.
(6) Inorganic sulfate solution is filled in the arc-shaped capsule, the inorganic sulfate solution is tightly filled with the water-retaining slow-release balls in the arc-shaped capsule, and solidified thermal viscosity-losing pressure-sensitive adhesive is coated in the ejection arc opening, so that waste heat after sludge oxidation treatment is conveniently utilized, and after the thermal viscosity-losing pressure-sensitive adhesive loses viscosity, the water-retaining slow-release balls are dispersed and mixed in sludge turbid liquid.
(7) The water-retaining slow-release ball contains polyacrylate, vinyl acetate copolymer, polyurethane and polyethylene oxide, so that the influence of heavy metal ions in the industrial sludge is reduced conveniently.
(8) The inorganic sulfate solution is filled with a cementing material which contains phosphogypsum, sulfur gypsum, fluorgypsum, titanium white gypsum and phosphomolybdic gypsum, so that the product of the industrial sludge can inhibit the growth of bacteria conveniently, and the function of inhibiting the growth of the bacteria is achieved through the coating and consolidation of the cementing material.
(9) The inorganic sulfate solution is also mixed with cement clinker, metallurgical industry alkaline ash, water quenching slag and coagulant, so that the industrial sludge can be modified conveniently, the industrial sludge can gradually absorb and release water along with the change of soil environment, and organic matters in the sludge can play a role in promoting plant growth.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of the structure at B in FIG. 1;
FIG. 4 is a principal flow diagram of the present invention;
FIG. 5 is a schematic structural diagram of a portion of the self-scattering ballistic particles of the present invention.
The reference numbers in the figures illustrate:
1 sludge waste heat mixing kettle, 2 motor, 3 main branch mixing semi-ring, 4 upper sludge mixing stirring rod, 5 main center rotating rod, 6 first fulcrum bearing, 7 upper power transmission wheel, 8 rotating force transmission belt, 9 lower power transmission wheel, 10 second fulcrum bearing, 11 side auxiliary rotating rod, 12 auxiliary branch semi-ring, 13 lower sludge mixing stirring rod, 14 feeding mixer, 15 bubbler, 16 arc capsule, 17 water-retaining slow-release ball and 18 heat-losing-sticking pressure-sensitive adhesive.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise specifically stated or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are used in a broad sense, and for example, "connected" may be a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements.
Example 1:
referring to fig. 1-5, an environment-friendly sludge oxidation treatment waste heat treatment device comprises a sludge waste heat mixing kettle 1, a motor 2 is fixedly connected to the right end of the sludge waste heat mixing kettle 1, a force application through hole is drilled in the right end of the sludge waste heat mixing kettle 1, a main central rotating rod 5 is fixedly connected to the rotating end of the motor 2 through the force application through hole, the rotating end of the motor 2 is rotatably connected to the force application through hole, the main central rotating rod 5 is located inside the sludge waste heat mixing kettle 1, main branch mixing half rings 3 are respectively arranged on the front side and the rear side of the main central rotating rod 5, the main branch mixing half rings 3 are fixedly connected to the main central rotating rod 5, upper sludge mixing stirring rods 4 are respectively fixedly connected to the upper end and the lower end of the main branch mixing half rings 3, a side transmission box is arranged in the sludge waste heat mixing kettle 1, and the purpose of using the waste heat of industrial sludge in a sludge heating and drying stage by using a special structure is achieved, the industrial sludge is dispersed and mixed, heavy metal ions in the industrial sludge are neutralized, microorganisms in the industrial sludge are killed, and the damage of pollutants in the industrial sludge to the environment is reduced, so that the industrial sludge is treated, and the sludge can be secondarily utilized as a plant fertilizer.
The side transmission box is fixedly connected with the inner wall of the sludge waste heat mixing kettle 1, one end of the main central rotating rod 5, which is far away from the motor 2, is sleeved with a first fulcrum bearing 6 and an upper power transmission wheel 7, the first fulcrum bearing 6 is fixedly connected with the inner wall of the sludge waste heat mixing kettle 1, the lower side of the upper power transmission wheel 7 is provided with a lower power transmission wheel 9, the upper power transmission wheel 7 is sleeved with a rotating force transmission belt 8, the lower power transmission wheel 9 is in transmission connection with the upper power transmission wheel 7 through the rotating force transmission belt 8, the left side of the lower power transmission wheel 9 is provided with a second fulcrum bearing 10, a side auxiliary rotating rod 11 is fixedly connected in the lower power transmission wheel 9, the right end of the side auxiliary rotating rod 11 is fixedly connected with an auxiliary forked semi-ring 12, the upper end and the lower end of the auxiliary forked semi-ring 12 are both fixedly connected with lower sludge mixing stirring rods 13, so as to be convenient for dispersing and mixing in industrial sludge and neutralizing heavy metal ions in the industrial sludge, simultaneously to killing the microorganism in the industrial sludge, the cover has stabilizing ring on the main central bull stick 5, and stabilizing ring is located main central bull stick 5 and is close to motor 2 one side, and main central bull stick 5 laminates with 1 inner wall of mud waste heat mixing kettle, and the stability when the mud mixing stirring rod 4 rotates is gone up in the reinforcing.
The right side of the sludge waste heat mixing kettle 1 is provided with a feeding mixer 14, the right end of the feeding mixer 14 is fixedly connected with a bubbler 15, the feeding mixer 14 is communicated with the inside of the bubbler 15, the left end of the feeding mixer 14 is fixedly connected with an inlet pipe, the sludge waste heat mixing kettle 1 is chiseled close to one side of the feeding mixer 14 and is provided with a sludge purification inlet, the inlet pipe penetrates through the sludge purification inlet and is fixedly connected with the sludge waste heat mixing kettle 1, the neutralization treatment of heavy metal ions in industrial sludge is facilitated, and microorganisms in the industrial sludge are killed simultaneously.
An environment-friendly sludge oxidation treatment waste heat treatment device comprises the following use methods:
the method comprises the following steps: diluting industrial sludge, namely introducing the industrial sludge into a solute diluting tank, adjusting the water adding amount according to the concentration of the industrial sludge by technical personnel, and adjusting the industrial sludge to a diluted state;
step two: sludge oxidation treatment, namely transferring the diluted industrial sludge into an oxidation reaction tank, adding reactants to perform oxidation reaction, and generating scum and foam on the upper layer of the sludge after the oxidation reaction;
step three: oxidizing sludge precipitation, transferring the industrial sludge water subjected to oxidation reaction treatment to a precipitation tank, performing primary precipitation, and after supernatant appears on the upper layer, pumping out the supernatant by using a water pump;
step four: mixing sludge turbid liquid, moving the sludge turbid liquid remaining after supernatant liquid extraction into an environment-friendly sludge oxidation treatment waste heat treatment device, and starting a motor to drive an upper sludge mixing stirring rod 4 and a lower sludge mixing stirring rod 13 to rotate;
step five: the method comprises the steps of aerating and mixing turbid liquid, adding self-dispersing ejection particles into a feeding mixer 14, starting a bubbler 15, introducing bubbles mixed with the self-dispersing ejection particles into sludge turbid liquid, breaking the bubbles through rotation of an upper sludge mixing stirring rod 4 and a lower sludge mixing stirring rod 13, dispersing the self-dispersing ejection particles into the sludge turbid liquid, achieving the purpose of using a special structure in a sludge heating and drying stage, utilizing waste heat of industrial sludge, dispersing and mixing in the industrial sludge, neutralizing heavy metal ions in the industrial sludge, killing microorganisms in the industrial sludge, reducing damage of pollutants in the industrial sludge to the environment, achieving treatment of the industrial sludge and enabling the sludge to be secondarily utilized as a plant fertilizer.
The self-dispersing catapult particles comprise an arc-shaped capsule 16 and a plurality of water-retaining slow-release balls 17, the water-retaining slow-release balls 17 are all positioned in the arc-shaped capsule 16, and an ejection arc opening is formed in one arc-shaped side in the arc-shaped capsule 16, so that the water-retaining slow-release balls 17 can be ejected and dispersed in sludge turbid liquid conveniently.
The arc-shaped capsule 16 is filled with inorganic sulfate solution, the inorganic sulfate solution is tightly filled with the water retention slow release ball 17 in the arc-shaped capsule 16, the ejection arc opening is coated with solidified heat-release adhesive pressure-sensitive adhesive 18, waste heat after sludge oxidation treatment is conveniently utilized, after the heat-release adhesive pressure-sensitive adhesive 18 loses viscosity, the water retention slow release ball 17 is dispersed and mixed in sludge turbid liquid, and the water retention slow release ball 17 contains polyacrylate, vinyl acetate copolymer, polyurethane and polyethylene oxide, so that the influence of heavy metal ions in industrial sludge is conveniently reduced.
The inorganic sulfate solution is filled with a cementing material, the cementing material contains phosphogypsum, sulfur gypsum, fluorine gypsum, titanium white gypsum and phosphorus molybdenum gypsum, so that the product of the industrial sludge can inhibit the growth of bacteria conveniently, the effect of inhibiting the growth of the bacteria is achieved through the coating and consolidation of the cementing material, and the inorganic sulfate solution is also mixed with cement clinker, metallurgical industry alkaline ash, water quenching slag and a coagulant, so that the industrial sludge can be modified conveniently, the industrial sludge can gradually absorb and release water along with the change of soil environment, and organic matters in the sludge can be promoted to play a role in promoting the growth of plants.
The invention can realize the use of a special structure in the sludge heating and drying stage in the using process through the steps of industrial sludge dilution treatment, sludge oxidation treatment, oxidized sludge precipitation, sludge turbid liquid mixing, turbid liquid aeration mixing and the like, simultaneously utilizes the waste heat of the industrial sludge to disperse and mix in the industrial sludge, accelerates the dehydration and drying of the sludge through the stirring of the sludge, neutralizes the heavy metal ions in the industrial sludge, kills the microorganisms in the industrial sludge, reduces the damage of pollutants in the industrial sludge to the environment, realizes the treatment of the industrial sludge, and can also ensure that the sludge can be secondarily utilized as a plant fertilizer.
Example 2:
referring to fig. 1-5, an environment-friendly sludge oxidation treatment waste heat treatment device comprises a sludge waste heat mixing kettle 1, a motor 2 is fixedly connected to the right end of the sludge waste heat mixing kettle 1, a force application through hole is drilled in the right end of the sludge waste heat mixing kettle 1, a main central rotating rod 5 is fixedly connected to the rotating end of the motor 2 through the force application through hole, the rotating end of the motor 2 is rotatably connected to the force application through hole, the main central rotating rod 5 is located inside the sludge waste heat mixing kettle 1, main branch mixing half rings 3 are respectively arranged on the front side and the rear side of the main central rotating rod 5, the main branch mixing half rings 3 are fixedly connected to the main central rotating rod 5, upper sludge mixing stirring rods 4 are respectively fixedly connected to the upper end and the lower end of the main branch mixing half rings 3, a side transmission box is arranged in the sludge waste heat mixing kettle 1, and the purpose of using the waste heat of industrial sludge in a sludge heating and drying stage by using a special structure is achieved, the industrial sludge is dispersed and mixed, heavy metal ions in the industrial sludge are neutralized, microorganisms in the industrial sludge are killed, and the damage of pollutants in the industrial sludge to the environment is reduced, so that the industrial sludge is treated, and the sludge can be secondarily utilized as a plant fertilizer.
The side transmission box is fixedly connected with the inner wall of the sludge waste heat mixing kettle 1, one end of the main central rotating rod 5, which is far away from the motor 2, is sleeved with a first fulcrum bearing 6 and an upper power transmission wheel 7, the first fulcrum bearing 6 is fixedly connected with the inner wall of the sludge waste heat mixing kettle 1, the lower side of the upper power transmission wheel 7 is provided with a lower power transmission wheel 9, the upper power transmission wheel 7 is sleeved with a rotating force transmission belt 8, the lower power transmission wheel 9 is in transmission connection with the upper power transmission wheel 7 through the rotating force transmission belt 8, the left side of the lower power transmission wheel 9 is provided with a second fulcrum bearing 10, a side auxiliary rotating rod 11 is fixedly connected in the lower power transmission wheel 9, the right end of the side auxiliary rotating rod 11 is fixedly connected with an auxiliary forked semi-ring 12, the upper end and the lower end of the auxiliary forked semi-ring 12 are both fixedly connected with lower sludge mixing stirring rods 13, so as to be convenient for dispersing and mixing in industrial sludge and neutralizing heavy metal ions in the industrial sludge, simultaneously to killing the microorganism in the industrial sludge, the cover has stabilizing ring on the main central bull stick 5, and stabilizing ring is located main central bull stick 5 and is close to motor 2 one side, and main central bull stick 5 laminates with 1 inner wall of mud waste heat mixing kettle, and the stability when the mud mixing stirring rod 4 rotates is gone up in the reinforcing.
The right side of the sludge waste heat mixing kettle 1 is provided with a feeding mixer 14, the right end of the feeding mixer 14 is fixedly connected with a bubbler 15, the feeding mixer 14 is communicated with the inside of the bubbler 15, the left end of the feeding mixer 14 is fixedly connected with an inlet pipe, the sludge waste heat mixing kettle 1 is chiseled close to one side of the feeding mixer 14 and is provided with a sludge purification inlet, the inlet pipe penetrates through the sludge purification inlet and is fixedly connected with the sludge waste heat mixing kettle 1, the neutralization treatment of heavy metal ions in industrial sludge is facilitated, and microorganisms in the industrial sludge are killed simultaneously.
An environment-friendly sludge oxidation treatment waste heat treatment device comprises the following use methods:
the method comprises the following steps: diluting industrial sludge, namely introducing the industrial sludge into a solute diluting tank, adjusting the water adding amount according to the concentration of the industrial sludge by technical personnel, and adjusting the industrial sludge to a diluted state;
step two: sludge oxidation treatment, namely transferring the diluted industrial sludge into an oxidation reaction tank, adding reactants to perform oxidation reaction, and generating scum and foam on the upper layer of the sludge after the oxidation reaction;
step three: oxidizing sludge precipitation, transferring the industrial sludge water subjected to oxidation reaction treatment to a precipitation tank, performing primary precipitation, and after supernatant appears on the upper layer, pumping out the supernatant by using a water pump;
step four: mixing sludge turbid liquid, moving the sludge turbid liquid remaining after supernatant liquid extraction into an environment-friendly sludge oxidation treatment waste heat treatment device, and starting a motor to drive an upper sludge mixing stirring rod 4 and a lower sludge mixing stirring rod 13 to rotate;
step five: the method comprises the steps of aerating and mixing turbid liquid, adding self-dispersing ejection particles into a feeding mixer 14, starting a bubbler 15, introducing bubbles mixed with the self-dispersing ejection particles into sludge turbid liquid, breaking the bubbles through rotation of an upper sludge mixing stirring rod 4 and a lower sludge mixing stirring rod 13, dispersing the self-dispersing ejection particles into the sludge turbid liquid, achieving the purpose of using a special structure in a sludge heating and drying stage, utilizing waste heat of industrial sludge, dispersing and mixing in the industrial sludge, neutralizing heavy metal ions in the industrial sludge, killing microorganisms in the industrial sludge, reducing damage of pollutants in the industrial sludge to the environment, achieving treatment of the industrial sludge and enabling the sludge to be secondarily utilized as a plant fertilizer.
The self-dispersing catapult particles comprise an arc-shaped capsule 16 and a plurality of water-retaining slow-release balls 17, the water-retaining slow-release balls 17 are all positioned in the arc-shaped capsule 16, and an ejection arc opening is formed in one arc-shaped side in the arc-shaped capsule 16, so that the water-retaining slow-release balls 17 can be ejected and dispersed in sludge turbid liquid conveniently.
The arc-shaped capsule 16 is filled with inorganic sulfate solution, the inorganic sulfate solution is tightly filled with the water retention slow release ball 17 in the arc-shaped capsule 16, the ejection arc opening is coated with solidified heat-release adhesive pressure-sensitive adhesive 18, waste heat after sludge oxidation treatment is conveniently utilized, after the heat-release adhesive pressure-sensitive adhesive 18 loses viscosity, the water retention slow release ball 17 is dispersed and mixed in sludge turbid liquid, and the water retention slow release ball 17 contains polyacrylate, vinyl acetate copolymer, polyurethane and polyethylene oxide, so that the influence of heavy metal ions in industrial sludge is conveniently reduced.
The inorganic sulfate solution is filled with a cementing material, the cementing material contains phosphogypsum, sulfur gypsum, fluorine gypsum, titanium white gypsum and phosphorus molybdenum gypsum, so that the product of the industrial sludge can inhibit the growth of bacteria conveniently, the effect of inhibiting the growth of the bacteria is achieved through the coating and consolidation of the cementing material, and the inorganic sulfate solution is also mixed with cement clinker, metallurgical industry alkaline ash, water quenching slag and a coagulant, so that the industrial sludge can be modified conveniently, the industrial sludge can gradually absorb and release water along with the change of soil environment, and organic matters in the sludge can be promoted to play a role in promoting the growth of plants.
In the process of treating the sludge, the sludge is stirred by the stirrer to accelerate sludge dehydration and improve the solidification rate of the sludge, the arc capsules are dispersed and mixed in the industrial sludge by using the waste heat of the industrial sludge, the sludge can be stirred and dehydrated by the stirring device, and the rupture and dispersion of the arc capsules can be accelerated by the rotation of the sludge mixing stirring rod of the stirring device, so that heavy metal ions in the industrial sludge can be neutralized by substances in the arc capsules, microorganisms in the industrial sludge can be killed, the damage of pollutants in the industrial sludge to the environment is reduced, the treatment of the industrial sludge is realized, and the sludge can be secondarily utilized as a plant fertilizer.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (4)
1. An application method of an environment-friendly sludge oxidation treatment waste heat treatment device is characterized in that: the environment-friendly sludge oxidation treatment waste heat treatment device comprises a sludge waste heat mixing kettle (1), wherein the right end of the sludge waste heat mixing kettle (1) is fixedly connected with a motor (2), the right end of the sludge waste heat mixing kettle (1) is provided with a force application through hole, the rotating end of the motor (2) penetrates through the force application through hole and is fixedly connected with a main central rotating rod (5), the rotating end of the motor (2) is rotatably connected with the force application through hole, the main central rotating rod (5) is positioned at the inner side of the sludge waste heat mixing kettle (1), the front side and the rear side of the main central rotating rod (5) are respectively provided with a main forked mixing semi-ring (3), the main forked mixing semi-ring (3) is fixedly connected with the main central rotating rod (5), the upper end and the lower end of the main forked mixing semi-ring (3) are respectively and fixedly connected with a sludge mixing stirring rod (4), and a side transmission box is arranged in the sludge waste heat mixing kettle (1), the side transmission box is fixedly connected with the inner wall of the sludge waste heat mixing kettle (1), one end, far away from the motor (2), of the main center rotating rod (5) is sleeved with a first fulcrum bearing (6) and an upper power transmission wheel (7), and the first fulcrum bearing (6) is fixedly connected with the inner wall of the sludge waste heat mixing kettle (1);
a feeding mixer (14) is arranged on the right side of the sludge waste heat mixing kettle (1), a bubbler (15) is fixedly connected to the right end of the feeding mixer (14), the feeding mixer (14) is communicated with the interior of the bubbler (15), a feeding pipe is fixedly connected to the left end of the feeding mixer (14), a sludge purification feeding hole is drilled on one side, close to the feeding mixer (14), of the sludge waste heat mixing kettle (1), and the feeding pipe penetrates through the sludge purification feeding hole and is fixedly connected with the sludge waste heat mixing kettle (1);
a lower power transmission wheel (9) is arranged on the lower side of the upper power transmission wheel (7), a rotating force transmission belt (8) is sleeved on the upper power transmission wheel (7), the lower power transmission wheel (9) and the upper power transmission wheel (7) are in transmission connection through the rotating force transmission belt (8), a second fulcrum bearing (10) is arranged on the left side of the lower power transmission wheel (9), a side auxiliary rotating rod (11) is fixedly connected in the lower power transmission wheel (9), an auxiliary forked semi-ring (12) is fixedly connected at the right end of the side auxiliary rotating rod (11), and lower sludge mixing and stirring rods (13) are fixedly connected at the upper end and the lower end of the auxiliary forked semi-ring (12);
the use method of the environment-friendly sludge oxidation treatment waste heat treatment device comprises the following steps:
the method comprises the following steps: diluting industrial sludge, namely introducing the industrial sludge into a solute diluting tank, adjusting the water adding amount according to the concentration of the industrial sludge by technical personnel, and adjusting the industrial sludge to a diluted state;
step two: sludge oxidation treatment, namely transferring the diluted industrial sludge into an oxidation reaction tank, adding reactants to perform oxidation reaction, and generating scum and foam on the upper layer of the sludge after the oxidation reaction;
step three: oxidizing sludge precipitation, transferring the industrial sludge water subjected to oxidation reaction treatment to a precipitation tank, performing primary precipitation, and after supernatant appears on the upper layer, pumping out the supernatant by using a water pump;
step four: mixing sludge turbid liquid, moving the sludge turbid liquid remaining after supernatant liquid extraction into an environment-friendly sludge oxidation treatment waste heat treatment device, and starting a motor to drive an upper sludge mixing stirring rod (4) and a lower sludge mixing stirring rod (13) to rotate;
step five: the turbid liquid is subjected to air blowing mixing, self-dispersing ballistic particles are added into a feeding mixer (14), a bubbler (15) is started, bubbles mixed with the self-dispersing ballistic particles are introduced into the sludge turbid liquid, the bubbles are broken through the rotation of an upper sludge mixing stirring rod (4) and a lower sludge mixing stirring rod (13), and the self-dispersing ballistic particles are dispersed in the sludge turbid liquid;
in the fifth step, the self-dispersing ejection particles comprise an arc-shaped capsule (16) and a plurality of water-retaining slow-release balls (17), the water-retaining slow-release balls (17) are all positioned in the arc-shaped capsule (16), and an ejection arc opening is formed in one side of an arc in the arc-shaped capsule (16); the arc-shaped capsule (16) is filled with an inorganic sulfate solution, the inorganic sulfate solution is tightly filled with the water-retaining slow-release ball (17) in the arc-shaped capsule (16), and a solidified heat-release pressure-sensitive adhesive (18) is coated in the ejection arc; the water-retaining slow-release ball (17) contains polyacrylate, vinyl acetate copolymer, polyurethane and polyethylene oxide.
2. The use method of the environment-friendly sludge oxidation treatment waste heat treatment device according to claim 1, characterized in that: the main central rotating rod (5) is sleeved with a stabilizing ring, the stabilizing ring is positioned on one side, close to the motor (2), of the main central rotating rod (5), and the main central rotating rod (5) is attached to the inner wall of the sludge waste heat mixing kettle (1).
3. The use method of the environment-friendly sludge oxidation treatment waste heat treatment device according to claim 1, characterized in that: the inorganic sulfate solution is filled with a cementing material, and the cementing material contains phosphogypsum, sulfur gypsum, fluorgypsum, titanium white gypsum and phosphomolybdic gypsum.
4. The use method of the environment-friendly sludge oxidation treatment waste heat treatment device according to claim 3, characterized in that: the inorganic sulfate solution is also mixed with cement clinker, metallurgical industry alkaline ash, water quenching slag and coagulant.
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