CN112387236A - Soil repairing agent granulator auxiliary assembly - Google Patents
Soil repairing agent granulator auxiliary assembly Download PDFInfo
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- CN112387236A CN112387236A CN202011301936.XA CN202011301936A CN112387236A CN 112387236 A CN112387236 A CN 112387236A CN 202011301936 A CN202011301936 A CN 202011301936A CN 112387236 A CN112387236 A CN 112387236A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F21/00—Dissolving
- B01F21/10—Dissolving using driven stirrers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/82—Combinations of dissimilar mixers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/712—Feed mechanisms for feeding fluids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/80—Forming a predetermined ratio of the substances to be mixed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/0066—Stirrers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
- B01J2/04—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops in a gaseous medium
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/14—Soil-conditioning materials or soil-stabilising materials containing organic compounds only
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
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- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses auxiliary equipment of a soil remediation agent granulator, which comprises an acid storage mechanism, an acid urea production and conveying mechanism, a soil remediation granulation mechanism, a drying mechanism, a screening mechanism, a packaging mechanism, a control unit and an alarm unit, and relates to the technical field of soil remediation agent production equipment. This soil repairing agent granulator auxiliary assembly, direct addition urea before first stainless steel pump during production, carry and mix sulfuric acid and urea, and when second stainless steel pump system trouble, carry urea sulfate through first stainless steel pump reserve, through the setting of compartment and tube-shape chamber, can prepare the ejection of compact while preparing urea acid, guarantee the complete reaction of sulfuric acid and urea when the quick ejection of compact, when guaranteeing production, the continuous supply of sulfuric acid and urea makes whole preparation process perfect more stable.
Description
Technical Field
The invention relates to the technical field of production equipment of soil remediation agents, in particular to auxiliary equipment of a soil remediation agent granulator.
Background
The soil remediation agent is prepared by compounding environment-friendly inorganic minerals, realizes heavy metal form change and multiple stabilization effects based on principles of reduction, complexation, precipitation, adsorption and the like, reduces mobility and biological effectiveness, forms natural minerals which are harmless to the environment and stable for a long time, is suitable for remediation of heavy metal pollutants such as arsenic, cadmium, lead, zinc, hexavalent chromium, mercury, tin, copper and the like by working on soil, underground water, river sediment, waste residues and the like aiming at the pollutants.
The soil remediation agent needs to be granulated and produced by a granulator in the production process, and needs to be prepared by adding urea acid in the processing process, but the existing soil remediation agent has the following problems in the production process:
(1) when the urea acid is prepared, the urea acid can only be prepared by mixing according to batches, after the urea acid dissolving tank is filled with the feed liquid, the feed inlet and the discharge outlet are closed, and the discharge outlet is opened to discharge the urea acid after the urea acid is stirred and mixed, so that the preparation efficiency is low, and the urea acid preparation with incomplete mixing reaction can be discharged along the discharge outlet when the urea acid preparation is prepared and discharged at high speed.
(2) The preparation process of the urea acid and the granulation process are carried out separately, and the prepared urea acid needs to be conveyed into a granulator for processing when granulation is carried out, so that an additional processing process is added, and granulation and molding cannot be carried out at one time.
(3) When the sulfuric acid and the urea acid are conveyed, the sulfuric acid and the urea acid are separately conveyed into the preparation equipment, and cannot be mixed in a pipeline in advance.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides auxiliary equipment for a soil repairing agent granulator, which solves the problems that after a urea acid dissolving tank is filled with a feed liquid, a feed inlet and a discharge outlet are closed, and after stirring and mixing are finished, the discharge outlet is opened to discharge urea acid, the preparation efficiency is low, and urea acid preparations which are not completely mixed and reacted are discharged along the discharge outlet while preparation and discharge are high in discharge speed.
In order to achieve the purpose, the invention is realized by the following technical scheme: the auxiliary equipment of the soil repairing agent granulator comprises an acid storage mechanism, an acid urea production and conveying mechanism, a soil repairing and granulating mechanism, a drying mechanism, a screening mechanism, a packaging mechanism, a control unit and an alarm unit, wherein the acid storage mechanism comprises an acid storage tank and an acid outlet pipeline communicated with the surface of the acid storage tank;
the acid urea production conveying mechanism comprises an acid urea dissolving tank, a first negative pressure tank, a second negative pressure tank, a first stainless steel pump and a second stainless steel pump, wherein the first negative pressure tank and the second negative pressure tank are respectively arranged at two sides of the acid urea dissolving tank, the first negative pressure tank and the second negative pressure tank are both communicated with an inner cavity of the acid urea dissolving tank, the first stainless steel pump and the second stainless steel pump are respectively arranged at two sides of the first negative pressure tank and the second negative pressure tank, a water outlet of the first stainless steel pump is communicated with the inner cavity of the first negative pressure tank through a first communicating pipeline, the surface of the second negative pressure tank is communicated with the surface of the second stainless steel pump through a third communicating pipeline, the surface of the first stainless steel pump is communicated with the surface of the second stainless steel pump through a second communicating pipeline, one end of the acid outlet pipeline penetrates through the surface of the acid urea dissolving tank and extends to the inner cavity of the acid urea dissolving tank, the surface of the acid outlet pipeline is communicated with a feeding normally-open ball valve, the top of the urea acid dissolving tank is fixedly connected with a stirrer, the bottom end of a stirrer stirring rod penetrates through the top of the urea acid dissolving tank and extends to the inner cavity of the urea acid dissolving tank, and the surface of the stirrer stirring rod is rotatably connected with the inner cavity of the urea acid dissolving tank;
the inner chamber fixedly connected with compartment chamber of sour urea dissolving tank, the top intercommunication of compartment chamber has the tube-shape chamber, the inlet has been seted up on the surface in tube-shape chamber, the inner chamber of compartment chamber passes through the inner chamber intercommunication of communicating pipe with sour urea dissolving tank, the communicating pipe sets up in the outside of sour urea dissolving tank, the fixed surface of communicating pipe is connected with the control valve, the top fixedly connected with driving motor of sour urea dissolving tank, the bottom fixedly connected with of driving motor output shaft runs through the auger to tube-shape intracavity.
Preferably, the top of the urea acid dissolving tank is communicated with an urea acid liquid level meter, the top of the urea acid dissolving tank is provided with a standby urea inlet, the surface of the first communicating pipeline is provided with a first normally-open ball valve, the surface of the first communicating pipeline is respectively provided with an electric gate valve and a urea meter through pipelines, the surface of the second communicating pipeline is respectively provided with a first electric ball valve and a second electric ball valve, the surface of the second communicating pipeline is communicated with a first dispersing pipeline, one end of the first dispersing pipeline penetrates through the surface of the urea acid dissolving tank and extends to the inner cavity of the urea acid dissolving tank, the surface of the first dispersing pipeline is respectively provided with a first normally-open electric ball valve and a first dispersing ball valve, the inner cavity of the urea acid dissolving tank is respectively communicated with a second dispersing pipeline and a third dispersing pipeline, one end of the third dispersing pipeline is communicated with the surface of the first negative pressure tank, one end of the second dispersing pipeline is communicated with the surface of the second negative pressure tank, the surface of the second dispersing pipeline is communicated with a second normally-open ball valve, the surface of the third dispersing pipeline is communicated with a second normally-open ball valve, a third normally-open ball valve is arranged on the surface of the third communicating pipeline, an acid inlet is formed in the top of the acid storage tank, the top of the acid storage tank is communicated with an acid storage liquid level meter, the surface of the acid outlet pipeline is communicated with a flow meter, the surface of the acid outlet pipeline is respectively provided with an acid storage normally-open ball valve and a first acid storage electric ball valve, and the surface of the acid outlet pipeline is respectively communicated with a second acid storage electric ball valve and a water pressure meter through pipelines.
Preferably, the soil remediation and granulation mechanism comprises a granulator, a soil remediation agent meter and a first conveying belt, one end of the second communicating pipeline penetrates through and extends to an inner cavity of the granulator, the surface of the second communicating pipeline is communicated with a spraying electric ball valve, and an acid urea spray head communicated with the surface of the second communicating pipeline is fixedly connected to the inner cavity of the granulator.
Preferably, the drying mechanism comprises a dryer, a drying hopper communicated with the surface of the dryer and a conveying belt II communicated with a discharge port of the dryer, and the drying hopper is positioned below the conveying belt I.
Preferably, the screening mechanism comprises a screening machine, a screening hopper communicated with the surface of the screening machine and a conveying belt III communicated with a discharge port of the screening machine, and the conveying belt II is arranged above the screening hopper.
Preferably, the packaging mechanism comprises a packaging machine, and one side of the third conveying belt is communicated with the surface of the packaging machine.
Preferably, the alarm unit comprises an alarm.
Preferably, the control unit comprises an acid urea control mechanism PLC, the acid urea control mechanism PLC is respectively electrically connected with the surfaces of the acid storage mechanism, the acid urea production conveying mechanism, the soil repair granulating mechanism, the drying mechanism, the packaging mechanism and the alarm unit, when the granulation production of the soil repairing agent is carried out, the acid urea production, granulation, drying, screening and packaging are integrated through auxiliary equipment, the whole processing procedure can be completed at one time, the time required by material transportation of each processing procedure is saved, the acid urea can be rapidly produced and supplied, and the processing efficiency is increased.
Preferably, the operation steps of the device are as follows:
step one, raw material preparation: preparing raw materials: the operation of the PLC control device of the acid urea control mechanism is realized, sulfuric acid is introduced into the acid storage tank through an acid inlet, the capacity in the acid storage tank is monitored through an acid storage liquid level meter, the sulfuric acid is conveyed into an acid urea dissolving tank through the conveying of an acid outlet pipeline, a water pressure meter on the surface of the acid outlet pipeline monitors the water pressure during the conveying, the opening and closing of a first acid storage electric ball valve are adjusted to control the discharge speed, the input amount of the sulfuric acid is controlled through a flow meter, and the ratio of the sulfuric acid to water is adjusted;
step two, preparing urea acid: after sulfuric acid is conveyed into an acid urea dissolving tank, urea is metered through a urea meter at the moment, the urea is input by opening an electric gate valve, the sulfuric acid in the acid urea dissolving tank is pumped out through a second dispersion pipeline by a first stainless steel pump at the moment, the sulfuric acid and the urea are conveyed into the first stainless steel pump together with the urea, the sulfuric acid and the urea are subjected to primary mixing during conveying, a mixture subjected to primary mixing is conveyed into the acid urea dissolving tank through the first dispersion pipeline for secondary mixing reaction, the urea and the acid urea are stirred and mixed through a stirrer, the urea and the acid urea are input into the acid urea dissolving tank during stirring and mixing, the urea and the acid urea are gradually mixed under the stirring of the stirrer while the liquid level in the acid urea dissolving tank rises, the liquid level of the acid urea rises to a cylindrical cavity, the mixed acid urea is conveyed into the cylindrical cavity through a liquid inlet, and is conveyed into a separation cavity under the rotation of a drive motor driving a screw conveyer, then the fully mixed urea acid is conveyed into a soil remediation granulation mechanism through a second communicating pipeline, when the urea and the urea acid are not added any more, the liquid level in the soil remediation granulation mechanism is gradually reduced to be below a liquid inlet, at the moment, an operation valve on the surface of the communicating pipeline is opened, the urea acid after the mixing preparation is conveyed into a separation cavity through the communicating pipeline, then the urea acid is pumped out through a third dispersing pipeline by pumping of a second stainless steel pump and conveyed to a urea acid spray head, when the second stainless steel pump is damaged, a second dispersing normally-open ball valve and a second electric ball valve are respectively closed, at the moment, the urea and sulfuric acid are pumped in through a first stainless steel pump and then conveyed into the urea acid spray head through the third communicating pipeline;
step three, granulation preparation: and the urea acid is sprayed into the granulator through a urea acid spray nozzle, the granulator measures the granulation through a soil repairing agent meter, then the granulation is conveyed into the drying mechanism through the first conveying belt, the granulation is conveyed into the screening machine through the second conveying belt after being dried by the drying machine, the granulation is conveyed into the packaging mechanism through the third conveying belt after being screened by the screening machine, and the production is completed after the granulation is packaged by the packaging machine.
The invention provides auxiliary equipment of a soil remediation agent granulator. Compared with the prior art, the method has the following beneficial effects:
1. the soil repairing agent granulator auxiliary equipment comprises an acid urea dissolving tank, a first negative pressure tank, a second negative pressure tank, a first stainless steel pump and a second stainless steel pump which are arranged on an acid urea production conveying mechanism, wherein the first negative pressure tank and the second negative pressure tank are respectively arranged on two sides of the acid urea dissolving tank, the first negative pressure tank and the second negative pressure tank are both communicated with an inner cavity of the acid urea dissolving tank, the first stainless steel pump and the second stainless steel pump are respectively arranged on two sides of the first negative pressure tank and the second negative pressure tank, a water outlet of the first stainless steel pump is communicated with the inner cavity of the first negative pressure tank through a first communicating pipeline, the surface of the second negative pressure tank is communicated with the surface of the second stainless steel pump through a third communicating pipeline, the surface of the first stainless steel pump is communicated with the surface of the second stainless steel pump through a second communicating pipeline, one end of an acid outlet pipeline penetrates through the surface of the acid urea dissolving tank and extends to the inner cavity of the acid urea dissolving tank, the surface of the acid outlet pipeline is communicated with a feeding normally-open ball valve, the top of the acid urea dissolving tank is communicated with an acid urea liquid level meter, the top of the acid urea dissolving tank is provided with a standby urea inlet, the top of the acid urea dissolving tank is fixedly connected with a stirrer, the bottom end of a stirring rod of the stirrer penetrates through the top of the acid urea dissolving tank and extends to the inner cavity of the acid urea dissolving tank, the surface of the stirring rod of the stirrer is rotationally connected with the inner cavity of the acid urea dissolving tank, urea is directly added in front of a first stainless steel pump during production, sulfuric acid and urea are conveyed and mixed, when a second stainless steel pump system fails, urea sulfate is conveyed by a first stainless steel pump for standby, urea sulfate can be prepared and discharged at the same time through the arrangement of a separation cavity and a cylindrical cavity, the complete reaction of the sulfuric acid and the urea is ensured while the rapid discharging is carried out, and the continuous supply of the sulfuric acid and the urea acid ensures that the whole preparation process is more complete and stable during production.
2. When the soil repairing agent granulator auxiliary equipment is used for preparing the urea acid, the urea acid production, granulation, drying, screening and packaging are integrated through the auxiliary equipment, the whole processing procedure can be completed at one time, the time required by material transportation of each processing procedure is saved, the urea acid can be rapidly produced and supplied, and the processing efficiency is increased.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural connection diagram of the acid storage mechanism of the present invention;
FIG. 3 is a schematic view showing the structural connection of the urea acid production conveying mechanism of the present invention;
FIG. 4 is a schematic view showing the structural connection between the urea acid dissolving tank and the second negative pressure tank according to the present invention;
FIG. 5 is a sectional view showing the structure of an acid urea dissolving tank according to the present invention;
FIG. 6 is a plan view showing a cross-sectional view of the acid urea dissolving tank according to the present invention.
In the figure: 1. an acid storage mechanism; 2. a urea acid production conveying mechanism; 3. a soil remediation granulation mechanism; 4. a drying mechanism; 5. a screening mechanism; 6. a packaging mechanism; 7. a control unit; 8. an alarm unit; 100. an acid storage tank; 101. an acid storage normally open ball valve; 102. a first sour storage electric ball valve; 103. an acid outlet pipeline; 104. an acid storage liquid level meter; 105. an acid inlet; 106. a flow meter; 107. a second acid storage electric ball valve; 108. a water pressure gauge; 200. an acid urea dissolving tank; 201. a second normally open ball valve; 202. a first dispersion normally open ball valve; 203. a feeding normally-open ball valve; 204. a second, normally open, ball valve; 205. a first electrically powered ball valve; 206. a first stainless steel pump; 207. a urea meter; 208. an electric gate valve; 209. a first dispensing electric ball valve; 210. a first negative pressure tank; 211. a first normally open ball valve; 212. a second dispersion pipe; 213. a first dispersion conduit; 214. a second electrically operated ball valve; 215. a third dispersion pipe; 216. a second negative pressure tank; 217. a third normally open ball valve; 218. a second stainless steel pump; 219. a urea acid level meter; 220. a stirrer; 221. a spare urea inlet; 222. a separation chamber; 223. a cylindrical cavity; 224. a liquid inlet; 225. a communicating pipe; 226. an operating valve; 227. a drive motor; 228. a packing auger; 300. a granulator; 301. spraying an electric ball valve; 302. an acid urea spray head; 303. a soil remediation agent meter; 304. a first conveyor belt; 400. a dryer; 401. drying the hopper; 402. a second conveyor belt; 500. a screening machine; 501. a screening hopper; 502. a third conveyor belt; 600. a packaging machine; 700. urea acid control mechanism PLC; 800. an alarm.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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.
Referring to fig. 1-6, in the embodiment of the present invention: the auxiliary equipment of the soil repairing agent granulator comprises an acid storage mechanism 1, an acid urea production and conveying mechanism 2, a soil repairing and granulating mechanism 3, a drying mechanism 4, a screening mechanism 5, a packaging mechanism 6, a control unit 7 and an alarm unit 8, wherein the acid storage mechanism 1 comprises an acid storage tank 100 and an acid outlet pipeline 103 communicated with the surface of the acid storage tank 100; the acid urea production and conveying mechanism 2 comprises an acid urea dissolving tank 200, a first negative pressure tank 210, a second negative pressure tank 216, a first stainless steel pump 206 and a second stainless steel pump 218, wherein the first negative pressure tank 210 and the second negative pressure tank 216 are respectively arranged at two sides of the acid urea dissolving tank 200, the first negative pressure tank 210 and the second negative pressure tank 216 are both communicated with an inner cavity of the acid urea dissolving tank 200, the first stainless steel pump 206 and the second stainless steel pump 218 are respectively arranged at two sides of the first negative pressure tank 210 and the second negative pressure tank 216, a water outlet of the first stainless steel pump 206 is communicated with the inner cavity of the first negative pressure tank 210 through a first communicating pipeline, the surface of the second negative pressure tank 216 is communicated with the surface of the second stainless steel pump 218 through a third communicating pipeline, the surface of the first stainless steel pump 206 is communicated with the surface of the second stainless steel pump 218 through a second communicating pipeline, one end of the acid outlet pipeline 103 penetrates through the surface of the acid urea dissolving tank 200 and extends to the inner cavity of the acid urea dissolving tank 200, the surface of the acid outlet pipeline 103 is communicated with a feeding normally-open ball valve 203, the top of the urea acid dissolving tank 200 is fixedly connected with a stirrer 220, the bottom end of a stirring rod of the stirrer 220 penetrates through the top of the urea acid dissolving tank 200 and extends to the inner cavity of the urea acid dissolving tank 200, urea is directly added in front of a first stainless steel pump 206 during production, sulfuric acid and urea are conveyed and mixed, urea sulfate is conveyed by the first stainless steel pump 206 in reserve when a second stainless steel pump 218 system fails, urea sulfate can be discharged while being prepared by the aid of a separation cavity 222 and a cylindrical cavity 223, complete reaction of sulfuric acid and urea is ensured while rapid discharge is carried out, continuous supply of sulfuric acid and urea is ensured to enable the whole preparation process to be more stable during production, and the surface of the stirring rod of the stirrer 220 is rotatably connected with the inner cavity of the urea acid dissolving tank 200; the inner cavity of the urea acid dissolving tank 200 is fixedly connected with a separation cavity 222, the top of the separation cavity 222 is communicated with a cylindrical cavity 223, the surface of the cylindrical cavity 223 is provided with a liquid inlet 224, the inner cavity of the separation cavity 222 is communicated with the inner cavity of the urea acid dissolving tank 200 through a communication pipeline 225, the surface of the communication pipeline 225 is fixedly connected with an operation valve 226, the top of the urea acid dissolving tank 200 is fixedly connected with a driving motor 227, the bottom end of an output shaft of the driving motor 227 is fixedly connected with a packing auger 228 penetrating into the inner cavity of the cylindrical cavity 223, the top of the urea acid dissolving tank 200 is communicated with an urea acid liquid level meter 219, the top of the urea acid dissolving tank 200 is provided with a standby urea inlet 221, the surface of the first communication pipeline is provided with a first normally open ball valve 211, the surface of the first communication pipeline is respectively provided with an electric gate valve 208 and a urea meter 207 through pipelines, the surface of the second communication pipeline is respectively provided with a first electric, the surface of the second communicating pipe is communicated with a first dispersing pipeline 213, one end of the first dispersing pipeline 213 penetrates through the surface of the urea acid dissolving tank 200 and extends to the inner cavity of the urea acid dissolving tank 200, the surface of the first dispersing pipeline 213 is respectively provided with a first dispersing electric ball valve 209 and a first dispersing normally-open ball valve 202, the inner cavity of the urea acid dissolving tank 200 is respectively communicated with a second dispersing pipeline 212 and a third dispersing pipeline 215, one end of the third dispersing pipeline 215 is communicated with the surface of the first negative pressure tank 210, one end of the second dispersing pipeline 212 is communicated with the surface of the second negative pressure tank 216, the surface of the second dispersing pipeline 212 is communicated with a second normally-open ball valve 201, the surface of the third dispersing pipeline 215 is communicated with a second dispersing normally-open ball valve 204, the surface of the third communicating pipeline is provided with a third normally-open ball valve 217, the top of the acid storing tank 100 is provided with an acid inlet 105, the top of the acid storage tank 100 is communicated with an acid storage liquid level meter 104, the surface of the acid outlet pipeline 103 is communicated with a flow meter 106, the surface of the acid outlet pipeline 103 is respectively provided with an acid storage normally open ball valve 101 and a first acid storage electric ball valve 102, the surface of the acid outlet pipeline 103 is respectively communicated with a second acid storage electric ball valve 107 and a water pressure meter 108 through pipelines, the soil remediation and granulation mechanism 3 comprises a granulator 300, a soil remediation agent meter 303 and a conveyor belt I304, one end of the second communication pipeline penetrates through and extends to the inner cavity of the granulator 300, the surface of the second communication pipeline is communicated with a spraying electric ball valve 301, the inner cavity of the granulator 300 is fixedly connected with an acid urea spray nozzle 302 communicated with the surface of the second communication pipeline, the drying mechanism 4 comprises a dryer 400, a drying hopper 401 communicated with the surface of the dryer 400 and a conveyor belt II 402 communicated with a discharge port of the dryer 400, the drying hopper 401 is positioned below the conveyor belt I304, the screening mechanism 5 comprises a screening machine 500, a screening hopper 501 communicated with the surface of the screening machine 500 and a conveyer belt III 502 communicated with a discharge port of the screening machine 500, a conveyer belt II 402 is arranged above the screening hopper 501, the packaging mechanism 6 comprises a packaging machine 600, one side of the conveyer belt III 502 is communicated with the surface of the packaging machine 600, the alarm unit 8 comprises an alarm 800, the control unit 7 comprises an acid urea control mechanism PLC700, the acid urea control mechanism PLC700 is respectively and electrically connected with the acid storage mechanism 1, the acid urea production conveying mechanism 2, the soil remediation and granulation mechanism 3, the drying mechanism 4, the packaging mechanism 6 and the surface of the alarm unit 8, when the soil remediation agent is granulated and produced, the acid urea production, granulation, drying, screening and packaging are integrated through auxiliary equipment, the whole processing procedure can be completed at one time, and the time required by material transportation of each processing procedure is saved, the urea acid can be rapidly produced and supplied, and the processing efficiency is increased.
The operation steps of the equipment are as follows:
step one, raw material preparation: the operation of the equipment is controlled by an acid urea control mechanism PLC700, sulfuric acid is introduced into an acid storage tank 100 through an acid inlet 105, the capacity in the acid storage tank 100 is monitored by an acid storage liquid level meter 104, the sulfuric acid is conveyed into an acid urea dissolving tank 200 through the conveying of an acid outlet pipeline 103, a water pressure meter 108 on the surface of the acid outlet pipeline 103 monitors the water pressure during the conveying, the opening and closing of a first acid storage electric ball valve 102 are adjusted to control the discharge speed, the input amount of the sulfuric acid is controlled by a flowmeter 106, and the ratio between the sulfuric acid and water is adjusted;
step two, preparing urea acid: after the sulfuric acid is transferred into the urea acid dissolving tank 200, the urea is metered by the urea meter 207, the urea is inputted by opening the electric gate valve 208, the sulfuric acid in the urea acid dissolving tank 200 is pumped out by the first stainless steel pump 206 through the second dispersion pipe 212, the sulfuric acid and the urea are transferred into the first stainless steel pump 206 together with the urea, the sulfuric acid and the urea are primarily mixed and stirred during the transfer, the primarily mixed and stirred mixture is transferred into the urea acid dissolving tank 200 through the first dispersion pipe 213, a secondary mixing reaction is performed, the urea and the urea are stirred and mixed by the stirrer 220, the urea and the urea are inputted into the urea acid dissolving tank 200 during the stirring and mixing, the urea and the urea are gradually mixed under the stirring of the stirrer 220 while the liquid level in the urea acid dissolving tank 200 rises, the urea liquid level rises to the cylindrical cavity 223, the mixed urea is transferred into the cylindrical cavity 223 through the liquid inlet 224, the auger 228 is driven by the driving motor 227 to rotate and convey the urea acid into the separation cavity 222, then the fully mixed urea acid is conveyed into the soil remediation and granulation mechanism 3 through the second communication pipeline, when the urea and the urea acid are not added any more, the internal liquid level is gradually reduced to be below the liquid inlet 224, the control valve 226 on the surface of the communication pipeline 225 is opened at the moment, the urea acid after the mixing preparation is conveyed into the separation cavity 222 through the communication pipeline 225, then the urea acid is pumped out through the third dispersion pipeline 215 by the second stainless steel pump 218 and conveyed to the urea acid spray nozzle 302, when the second stainless steel pump 218 is damaged, the second dispersion normally-open ball valve 204 and the second electric ball valve 214 are respectively closed, at the moment, the urea and the sulfuric acid are pumped in through the first stainless steel pump 206 and then conveyed into the urea acid spray nozzle 302 through the third communication pipeline;
step three, granulation preparation: the urea acid is sprayed into the granulator 300 through an urea acid spray nozzle 302, the granulator 300 measures granulation through a soil remediation agent meter 303, then the granulation is conveyed into the drying mechanism 4 through a first conveyor belt 304, is conveyed into the screening machine 500 through a second conveyor belt 402 after being dried by the drying machine 400, is conveyed into the packaging mechanism 6 through a third conveyor belt 502 after being screened by the screening machine 500, and is packaged through a packaging machine 600 to finish production.
And those not described in detail in this specification are well within the skill of those in the art.
When the device works, the PLC700 controls the operation of the device through the urea acid control mechanism, sulfuric acid is introduced into the acid storage tank 100 through the acid inlet 105, the capacity in the acid storage tank 100 is monitored through the acid storage liquid level meter 104, the sulfuric acid is conveyed into the urea acid dissolving tank 200 through the conveying of the acid outlet pipeline 103, the water pressure is monitored through the water pressure gauge 108 on the surface of the acid outlet pipeline 103 during the conveying, the opening and closing of the first acid storage electric ball valve 102 are adjusted to control the discharge speed, the input amount of the sulfuric acid is controlled through the flow meter 106, the proportion between the sulfuric acid and water is adjusted, after the sulfuric acid is conveyed into the urea acid dissolving tank 200, the urea is metered through the urea meter 207 at the moment, the urea is input through the electric gate valve 208 which is opened, the sulfuric acid in the urea acid dissolving tank 200 is pumped out through the second dispersing pipeline 212 by the first stainless steel pump 206 at the moment, the sulfuric acid and the urea are mixed and conveyed together, the first-, the mixture after the preliminary mixing and stirring is conveyed into an acid urea dissolving tank 200 through a first dispersing pipeline 213 for secondary mixing reaction, the mixture is stirred and mixed through a stirrer 220, urea and acid urea are input into the acid urea dissolving tank 200 during stirring and mixing, the urea and the acid urea are gradually mixed under the stirring of the stirrer 220 while the liquid level in the acid urea dissolving tank 200 rises, the liquid level of the acid urea rises to a cylindrical cavity 223, the mixed acid urea is conveyed into the cylindrical cavity 223 through a liquid inlet 224, the mixed acid urea is conveyed into a separation cavity 222 under the rotation of a packing auger 228 driven by a driving motor 227, the fully mixed acid urea is conveyed into a soil remediation granulation mechanism 3 through a second communicating pipeline, when the urea and the acid urea are not added any more, the internal liquid level is gradually reduced below the liquid inlet 224, at the moment, an operation valve 226 on the surface of the communicating pipeline 225 is opened, the mixed and prepared acid urea is conveyed into the separation cavity 222 through the communicating pipeline 225, then pumping by a second stainless steel pump 218, pumping out the urea through a third dispersing pipeline 215, conveying the urea to an acid urea spray nozzle 302, when the second stainless steel pump 218 is damaged, closing a second dispersing normally-open ball valve 204 and a second electric ball valve 214 respectively, pumping in urea and sulfuric acid by a first stainless steel pump 206, conveying the urea and the sulfuric acid into the acid urea spray nozzle 302 through a third communicating pipeline, spraying the acid urea into a granulator 300 through the acid urea spray nozzle 302, metering the granules by the granulator 300 through a soil remediation agent meter 303, conveying the granules into a drying mechanism 4 through a first conveying belt 304, conveying the granules into a screening machine 500 through a second conveying belt 402 after being dried by the drying machine 400, conveying the granules into a packaging mechanism 6 through a third conveying belt 502 after being screened by the screening machine 500, and packaging the granules by the packaging machine 600 to finish production.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (9)
1. The utility model provides a soil repairing agent granulator auxiliary assembly which characterized in that: the device comprises an acid storage mechanism (1), an acid urea production and conveying mechanism (2), a soil remediation and granulation mechanism (3), a drying mechanism (4), a screening mechanism (5), a packaging mechanism (6), a control unit (7) and an alarm unit (8), wherein the acid storage mechanism (1) comprises an acid storage tank (100) and an acid outlet pipeline (103) communicated with the surface of the acid storage tank (100);
the acid urea production conveying mechanism (2) comprises an acid urea dissolving tank (200), a first negative pressure tank (210), a second negative pressure tank (216), a first stainless steel pump (206) and a second stainless steel pump (218), wherein the first negative pressure tank (210) and the second negative pressure tank (216) are respectively arranged on two sides of the acid urea dissolving tank (200), the first negative pressure tank (210) and the second negative pressure tank (216) are both communicated with an inner cavity of the acid urea dissolving tank (200), the first stainless steel pump (206) and the second stainless steel pump (218) are respectively arranged on two sides of the first negative pressure tank (210) and the second negative pressure tank (216), a water outlet of the first stainless steel pump (206) is communicated with the inner cavity of the first negative pressure tank (210) through a first communicating pipeline, the surface of the second negative pressure tank (216) is communicated with the surface of the second stainless steel pump (218) through a third communicating pipeline, and the surface of the first stainless steel pump (206) is communicated with the surface of the second stainless steel pump (218) through a second communicating pipeline The surface of the acid outlet pipeline (103) is communicated, one end of the acid outlet pipeline (103) penetrates through the surface of the acid urea dissolving tank (200) and extends to the inner cavity of the acid urea dissolving tank (200), the surface of the acid outlet pipeline (103) is communicated with a feeding normally-open ball valve (203), the top of the acid urea dissolving tank (200) is fixedly connected with a stirrer (220), the bottom end of a stirring rod of the stirrer (220) penetrates through the top of the acid urea dissolving tank (200) and extends to the inner cavity of the acid urea dissolving tank (200), and the surface of the stirring rod of the stirrer (220) is rotatably connected with the inner cavity of the acid urea dissolving tank (200);
the inner chamber fixedly connected with compartment (222) of sour urea dissolving tank (200), the top intercommunication of compartment (222) has tube-shape chamber (223), inlet (224) have been seted up on the surface of tube-shape chamber (223), the inner chamber of compartment (222) communicates through communicating pipe (225) and the inner chamber of sour urea dissolving tank (200), communicating pipe (225) set up in the outside of sour urea dissolving tank (200), the fixed surface of communicating pipe (225) is connected with control valve (226), the top fixedly connected with driving motor (227) of sour urea dissolving tank (200), the bottom fixedly connected with of driving motor (227) output shaft runs through auger (228) to tube-shape chamber (223) inner chamber.
2. The soil remediation agent granulator auxiliary equipment of claim 1, wherein: the top of the acid urea dissolving tank (200) is communicated with an acid urea liquid level meter (219), the top of the acid urea dissolving tank (200) is provided with a standby urea inlet (221), the surface of the first communicating pipeline is provided with a first normally-open ball valve (211), the surface of the first communicating pipeline is respectively provided with an electric gate valve (208) and a urea meter (207) through pipelines, the surface of the second communicating pipeline is respectively provided with a first electric ball valve (205) and a second electric ball valve (214), the surface of the second communicating pipeline is communicated with a first dispersion pipeline (213), one end of the first dispersion pipeline (213) penetrates through the surface of the acid urea dissolving tank (200) and extends to an inner cavity of the acid urea dissolving tank (200), and the surface of the first dispersion pipeline (213) is respectively provided with a first dispersion electric ball valve (209) and a first dispersion normally-open ball valve (202), the inner cavity of the acid urea dissolving tank (200) is respectively communicated with a second dispersing pipeline (212) and a third dispersing pipeline (215), one end of the third dispersing pipeline (215) is communicated with the surface of the first negative pressure tank (210), one end of the second dispersing pipeline (212) is communicated with the surface of the second negative pressure tank (216), the surface of the second dispersing pipeline (212) is communicated with a second normally-open ball valve (201), the surface of the third dispersing pipeline (215) is communicated with a second normally-open ball valve (204), the surface of the third communicating pipeline is provided with a third normally-open ball valve (217), the top of the acid storage tank (100) is provided with an acid inlet (105), the top of the acid storage tank (100) is communicated with an acid storage liquid level meter (104), the surface of the acid outlet pipeline (103) is communicated with a flow meter (106), and the surface of the acid outlet pipeline (103) is respectively provided with an acid storage normally-open ball valve (101) and a first acid storage electric ball valve (102), the surface of the acid outlet pipeline (103) is respectively communicated with a second acid storage electric ball valve (107) and a water pressure meter (108) through pipelines.
3. The soil remediation agent granulator auxiliary equipment of claim 1, wherein: the soil restoration granulation mechanism (3) comprises a granulator (300), a soil restoration agent metering device (303) and a first conveying belt (304), one end of a second communication pipeline penetrates through and extends to an inner cavity of the granulator (300), the surface of the second communication pipeline is communicated with a spraying electric ball valve (301), and an acid urea spray head (302) communicated with the surface of the second communication pipeline is fixedly connected to the inner cavity of the granulator (300).
4. The soil remediation agent granulator auxiliary equipment of claim 1, wherein: the drying mechanism (4) comprises a dryer (400), a drying hopper (401) communicated with the surface of the dryer (400) and a conveyor belt II (402) communicated with a discharge hole of the dryer (400), wherein the drying hopper (401) is positioned below the conveyor belt I (304).
5. The soil remediation agent granulator auxiliary equipment of claim 4, wherein: the screening mechanism (5) comprises a screening machine (500), a screening hopper (501) communicated with the surface of the screening machine (500) and a conveying belt III (502) communicated with a discharge hole of the screening machine (500), wherein the conveying belt II (402) is arranged above the screening hopper (501).
6. The soil remediation agent granulator auxiliary equipment of claim 5, wherein: the packaging mechanism (6) comprises a packaging machine (600), and one side of the conveying belt III (502) is communicated with the surface of the packaging machine (600).
7. The soil remediation agent granulator auxiliary equipment of claim 1, wherein: the alarm unit (8) comprises an alarm (800).
8. The soil remediation agent granulator auxiliary equipment of claim 1, wherein: the control unit (7) comprises an acid urea control mechanism PLC (700), and the acid urea control mechanism PLC (700) is electrically connected with the surfaces of the acid storage mechanism (1), the acid urea production conveying mechanism (2), the soil remediation and granulation mechanism (3), the drying mechanism (4), the packaging mechanism (6) and the alarm unit (8) respectively.
9. The soil remediation agent granulator auxiliary equipment of claim 1, wherein: the operation steps of the equipment are as follows:
step one, raw material preparation: controlling equipment to operate by an acid urea control mechanism PLC (700), introducing sulfuric acid into an acid storage tank (100) through an acid inlet (105), monitoring the capacity in the acid storage tank (100) through an acid storage liquid level meter (104), conveying the sulfuric acid into an acid urea dissolving tank (200) through conveying of an acid outlet pipeline (103), monitoring water pressure by a water pressure meter (108) on the surface of the acid outlet pipeline (103) during conveying, adjusting the opening and closing of a first acid storage electric ball valve (102) to control the discharge speed, controlling the input amount of the sulfuric acid through a flow meter (106), and adjusting the ratio between the sulfuric acid and water;
step two, preparing urea acid: after sulfuric acid is conveyed into an acid urea dissolving tank (200), urea is metered through a urea metering device (207) at this time, urea is input through opening a power gate valve (208), at this time, a first stainless steel pump (206) pumps out the sulfuric acid in the acid urea dissolving tank (200) through a second dispersion pipeline (212), the sulfuric acid and the urea are conveyed into the first stainless steel pump (206) together with the urea, during the conveying, the sulfuric acid and the urea are subjected to first-step mixing, the mixture subjected to the preliminary mixing is conveyed into the acid urea dissolving tank (200) through a first dispersion pipeline (213), a secondary mixing reaction is carried out, stirring and mixing are carried out through a stirrer (220), during the stirring and mixing, the urea and the acid urea are input into the acid urea dissolving tank (200), the urea and the acid urea are gradually mixed under the stirring of the stirrer (220) while the liquid level in the acid urea dissolving tank (200) rises, and the liquid level of the acid urea rises to a cylindrical cavity (223), the mixed urea acid is conveyed into a cylindrical cavity (223) through a liquid inlet (224), the auger (228) is driven by a driving motor (227) to rotate to be conveyed into a separation cavity (222), then the fully mixed urea acid is conveyed into a soil remediation and granulation mechanism (3) through a second communication pipeline, when the urea and the urea acid are not added any more, the internal liquid level is gradually reduced to be below the liquid inlet (224), an operating valve (226) on the surface of the communication pipeline (225) is opened at the moment, the mixed and prepared urea acid is conveyed into the separation cavity (222) through the communication pipeline (225), then the urea acid is pumped out through a third dispersion pipeline (215) by pumping of a second stainless steel pump (218) and conveyed to an urea acid spray nozzle (302), when the second stainless steel pump (218) is damaged, a second dispersion normally open ball valve (204) and a second electric ball valve (214) are respectively closed, at the moment, the urea and the sulfuric acid are pumped into the first stainless steel pump (206), then the mixture is conveyed into an acid urea spray head (302) through a third communicating pipeline;
step three, granulation preparation: the urea acid is sprayed out of the granulator (300) through a urea acid spray head (302), the granulator (300) measures granulation through a soil remediation agent meter (303), then the granulation is conveyed into the drying mechanism (4) through a first conveyor belt (304), the granulation is conveyed into the screening machine (500) through a second conveyor belt (402) after being dried through the dryer (400), the granulation is conveyed into the packaging mechanism (6) through a third conveyor belt (502) after being screened through the screening machine (500), and the production is finished after the granulation is packaged through the packaging machine (600).
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| CN202011301936.XA CN112387236A (en) | 2020-11-19 | 2020-11-19 | Soil repairing agent granulator auxiliary assembly |
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Application publication date: 20210223 |