CN218393680U - Compound fertilizer ammonia acidification apparatus for producing - Google Patents
Compound fertilizer ammonia acidification apparatus for producing Download PDFInfo
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- CN218393680U CN218393680U CN202222402891.6U CN202222402891U CN218393680U CN 218393680 U CN218393680 U CN 218393680U CN 202222402891 U CN202222402891 U CN 202222402891U CN 218393680 U CN218393680 U CN 218393680U
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Abstract
The utility model provides a compound fertilizer amino-acid metaplasia apparatus for producing relates to chemical fertilizer production technical field, include: the system comprises an acidified slurry preparation tank, a filter residue splitter, a homogenization storage tank and a production feed tank, wherein the acidified slurry preparation tank is used for preparing acidified slurry; the acidified slurry in the acidified slurry preparation tank can be discharged into a filter residue diverter for filter residue treatment; the acidified slurry filtered by the filter residue splitter can be discharged to a homogenization storage tank for homogenization storage; the acidized slurry in the homogenization reserve tank can be discharged to the production feed tank for temporary storage, and the production feed tank is used for being communicated with the granulator. The utility model discloses with independent amino-acid metaplasia apparatus for producing's modular structure design, in compound fertilizer production process flow, before arranging cylinder granulator equipment in, can add newly-built compound fertilizer production line, also can add on original traditional compound fertilizer production line, realize traditional production line's improvement transformation, realize improving product quality, improve production efficiency.
Description
Technical Field
The utility model relates to a chemical fertilizer production technical field especially relates to a compound fertilizer amino acid metaplasia apparatus for producing.
Background
Agricultural chemical fertilizers are indispensable agricultural material for agricultural cultivation, and the use of agricultural chemical fertilizers is an important method for promoting the improvement of agricultural yield. China has 7% of cultivated land area all over the world, but needs to be used for living and accounts for 22% of population all over the world, and is important for guaranteeing huge amount of grain supply and guaranteeing and improving agricultural fertilizer production. The dominant agricultural fertilizer products in China are compound fertilizers and blended fertilizers, wherein the compound fertilizers have the characteristics of high technological content, uniform nutrients, good water solubility, wide application range and the like, occupy a great proportion by excellent quality and performance, and the yield of the compound fertilizers in 2021 year at home reaches 3500 million tons. At present, the production line of the compound fertilizer in China mainly adopts high tower granulation and roller granulation, the production line of the compound fertilizer reaches more than 4000 strips, and the production line of the roller granulation reaches more than 3000 strips and occupies more than 70 percent. In most of the production lines of the roller granulation compound fertilizer, only a few production lines realize the technology of the ammonia acid method to produce the compound fertilizer, most of the rest production lines still produce by the traditional production process, and the production process and equipment are required to be improved by the ammonia acid method so as to improve the production efficiency and the product quality of the compound fertilizer product and meet the requirements of the huge number of grain cultivations in China on the quantity and the quality of the fertilizer.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a compound fertilizer ammonification apparatus for producing to solve the problem that above-mentioned prior art exists, the utility model discloses with independent amino-acid ization apparatus for producing's modular structure design, in compound fertilizer production process flow, arrange cylinder granulator equipment in before, can add newly-built compound fertilizer production line, also can add on original traditional compound fertilizer production line, realize the improvement of traditional production line and reform transform, realize improving product quality, improve production efficiency.
In order to achieve the above purpose, the utility model provides a following scheme:
the utility model provides a compound fertilizer amino-acid metaplasia apparatus for producing, include:
an acidified slurry preparation tank for preparing an acidified slurry;
the filter residue diverter is communicated with the acidified slurry preparation tank, and acidified slurry in the acidified slurry preparation tank can be discharged into the filter residue diverter to be subjected to filter residue treatment;
the homogenization storage tank is communicated with the filter residue diverter, and acidified slurry filtered by the filter residue diverter can be discharged to the homogenization storage tank for homogenization storage;
and the production feeding tank is communicated with the homogenization storage tank, acidified slurry in the homogenization storage tank can be discharged into the production feeding tank for temporary storage, and the production feeding tank is communicated with the granulator.
Preferably, the residue diverter comprises a residue straight flow channel and a residue return flow channel;
two ends of the filter residue direct current channel are respectively communicated with the homogenization storage tank and the acidification slurry preparation tank;
and the two ends of the filter residue return channel are communicated with the acidified slurry preparation tank.
Preferably, the residue diverter further comprises a residue backflow channel and a residue recovery bucket; the residue backflow channel, the residue straight channel and the residue backflow channel share a residue filter;
two ends of the filter residue backflow channel are respectively communicated with the residue recovery barrel and the acidified slurry preparation tank; and the filter residue backflow channel is used for backflushing the residue in the residue filter into the residue recovery barrel.
Preferably, the reject diverter comprises a plurality of pipes, a plurality of pipe pumps and a plurality of pipe valves; the filter residue backflow channel, the filter residue direct current channel and the filter residue backflow channel are formed by assembling the pipeline, the pipeline pump and the pipeline valve.
Preferably, the residue filter is a butterfly valve type filter, and a pressure sensor for detecting and judging the blocking degree of the filter screen is arranged in front of the filter screen of the butterfly valve type filter; the filter screen week side of butterfly valve formula filter is fixed in on the circle formula butterfly valve plate, the valve rod be provided with two and all set up in the both sides that the filter screen is relative, rotatory worm wheel on the butterfly valve formula filter passes through the worm gear transmission shaft transmission and gives the valve rod with closing of butterfly valve formula filter.
Preferably, a first acidification slurry backflow channel is further arranged between the homogenization storage tank and the acidification slurry preparation tank, and a pipeline valve and a pipeline pump are arranged on the first acidification slurry backflow channel.
Preferably, a second acidification slurry backflow channel is further arranged between the production feed tank and the homogenization storage tank, and a pipeline valve and a pipeline pump are arranged on the second acidification slurry backflow channel.
Preferably, the acidified slurry preparation tank, the homogenization storage tank and the production feed tank all comprise tank bodies, stirring devices are arranged in the three tank bodies, driving devices of the stirring devices are arranged at the tops of the tank bodies, and pressure sensors, liquid level sensors and heating steam spray pipes are arranged in the tank bodies; the tank body is provided with a material inlet and outlet, a manual maintenance hole and an automatic pressure relief valve.
Preferably, the tank body of the acidified slurry preparation tank is also provided with a liquid raw material inlet and a solid powder grid inlet;
the tank body of the homogenization storage tank is also provided with a sampling detection port;
the production feed jar still be provided with the sample detection mouth on the jar body.
Preferably, the stirring device comprises a plurality of stirring blades and a stirring shaft, the stirring blades are fixedly arranged on the stirring shaft, the bottommost stirring blade is arranged close to the bottom surface of the tank body, and the length of the bottommost stirring blade is greater than that of the other stirring blades.
The utility model discloses for prior art gain following technological effect:
the utility model discloses with independent amino-acid metaplasia apparatus for producing's modular structure design, in compound fertilizer production process flow, before arranging cylinder granulator equipment in, can add newly-built compound fertilizer production line, also can add on original traditional compound fertilizer production line, realize traditional production line's improvement transformation, realize improving product quality, improve production efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of a device for producing a compound fertilizer by ammonification;
FIG. 2 is a schematic view of the internal structure of an acidified slurry preparation tank;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a schematic view of a residue diverter;
FIG. 5 is a schematic view of the internal structure of a homogenization reserve tank;
FIG. 6 is a top view of FIG. 5;
FIG. 7 is a schematic view of the internal structure of a production feed tank;
FIG. 8 is a top view of FIG. 7;
FIG. 9 is a front view of a butterfly valve filter;
FIG. 10 is a side view of a butterfly valve type filter;
in FIG. 1: 1-acidifying the slurry preparation tank; 2-filter residue shunt; 3-homogenizing storage tank; 4-production of a feed tank; 5-a pipeline pump; 6-pipeline valve;
in fig. 2-3: 101-tank body; 102-a liquid feed inlet; 103-bidirectional variable speed motor; 104-a pressure sensor; 105-automatic pressure relief valve; 106-a heated vapor lance; 107-level sensor; 108-a liquid level sensor; 109-temperature sensor; 110-manual service hole; 111-stirring shaft; 112-stirring paddle; 115-solid powder grid inlet; 116-a discharge port; 117-feed back port; 118-a feed back port;
in fig. 4: 201-a butterfly valve type filter; 202-large diameter pipeline; 203-elbow; 204-residue recovery tank; 205-a pressure sensor; 206-a first conduit valve; 207-second conduit valve; 208-a third conduit valve; 209-fourth pipeline valve; 210-a fifth pipeline valve; 211-sixth conduit valve; 212-a seventh conduit valve; 213-eighth conduit valve;
in fig. 5-6: 301-tank body; 302-sample detection port; 303-bidirectional variable speed motor; 304-a pressure sensor; 305-automatic pressure relief valve; 306-a heated vapor lance; 307-liquid level sensor; 308-a liquid level sensor; 309-temperature sensor; 310-manual service hole; 311-stirring shaft; 312-stirring blades; 315-discharge hole; 316-discharge hole; 317-feed inlet; 318-feed inlet;
in fig. 7-8: 401-tank body; 402-a sample detection port; 403-bidirectional variable speed motor; 404-a pressure sensor; 405-automatic pressure relief valve; 406-a heated vapor lance; 407-a liquid level sensor; 408-a liquid level sensor; 409-a temperature sensor; 410-manual service hole; 411-stirring shaft; 412-stirring blades; 415-a discharge hole; 416-a feed port;
in fig. 9: 20101-worm gear; 20102-worm gear drive shaft; 20103-valve stem; 20104-valve body; 20105-installing a fixing bolt; 20106-a ring butterfly valve plate; 20107-filtering net; 20108-a shell cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing a compound fertilizer ammonification apparatus for producing to solve the problem that above-mentioned prior art exists, the utility model discloses with independent amino acidization apparatus for producing's modular structure design, in compound fertilizer production process flow, before arranging cylinder granulator equipment in, can add newly-built compound fertilizer production line, also can add on original traditional compound fertilizer production line, realize the improvement transformation of traditional production line, realize improving product quality, improve production efficiency.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
The utility model provides a compound fertilizer ammonification apparatus for producing, as shown in figure 1-figure 10, include:
the system comprises an acidified slurry preparation tank 1, a filter residue splitter 2, a homogenization storage tank 3 and a production feed tank 4, wherein the acidified slurry preparation tank 1 is used for preparing acidified slurry; adding a liquid raw material and solid powder into an acidified slurry preparation tank 1, heating and controlling temperature by steam heating assistance, stirring by a stirring blade 112, and carrying out an acidification reaction on the solid powder such as monoammonium phosphate, diammonium phosphate and the like and liquid acid to generate a viscous body fluid mixture such as ammonium sulfate, ammonium chloride, ammonium phosphate and the like, wherein the mixture is acidified slurry;
the filter residue splitter 2 is communicated with the acidified slurry preparation tank 1, and the acidified slurry in the acidified slurry preparation tank 1 can be discharged into the filter residue splitter 2 for filter residue treatment; the residue particles which are not reacted completely or can not react in the acidified slurry can influence the quality of the fertilizer, so the residue separator 2 is adopted to carry out residue filtration treatment on the acidified slurry so as to ensure the quality of the subsequent fertilizer preparation;
the homogenization storage tank 3 is communicated with the filter residue splitter 2, and acidified slurry filtered by the filter residue splitter 2 can be discharged to the homogenization storage tank 3 for homogenization storage;
production feed jar 4 and homogenization storage tank 3 intercommunication, the acidizing thick liquids in the homogenization storage tank 3 can be arranged and keep in production feed jar 4, production feed jar 4 be used for with the granulator intercommunication, the granulator adopts the cylinder granulator.
The utility model discloses with independent amino-acid metaplasia apparatus for producing's modular structure design, in compound fertilizer production process flow, before arranging cylinder granulator equipment in, can add newly-built compound fertilizer production line, also can add on original traditional compound fertilizer production line, realize traditional production line's improvement transformation, realize improving product quality, improve production efficiency.
In a specific embodiment, the residue diverter 2 comprises a residue straight channel and a residue return channel;
two ends of the filter residue direct current channel are respectively communicated with the homogenization storage tank 3 and the acidification slurry preparation tank 1; the filter residue straight-flow channel is used for filtering the acidified slurry discharged from the homogenization storage tank 3 and then directly discharging the acidified slurry into the homogenization storage tank 3 for storage.
Both ends of the filter residue return channel are communicated with the acidification slurry preparation tank 1, and the filter residue return channel is used for discharging the filter residue which is not completely reacted in the filter residue return channel into the acidification slurry preparation tank 1 again, so that the process of one internal circulation is realized, and the waste of materials is avoided.
In a specific embodiment, the cake diverter 2 further comprises a cake backwash channel and a residue recovery tank 204; the residue backflow channel, the residue straight channel and the residue backflow channel share a residue filter;
two ends of the filter residue backflow channel are respectively communicated with the residue recovery barrel 204 and the acidified slurry preparation tank 1; the filter residue backflow channel is used for backflushing residues in the residue filter into the residue recovery barrel 204, and when slag particles at the filter screen of the residue filter are accumulated, the filter residue backflow channel is started to backflush the slag particles on the front side of the filter screen into the residue recovery barrel 204.
In a particular embodiment, the residue diverter 2 comprises a plurality of pipes, a plurality of pipe pumps and a plurality of pipe valves; the filter residue backflow channel, the filter residue direct-flow channel and the filter residue backflow channel are formed by assembling a pipeline, a pipeline pump 5 and a pipeline valve.
For further explanation of the reject diverter 2, as shown, it comprises 8 pipeline valves, a reject filter and a reject recycling bin 204, respectively numbered as a first pipeline valve 206, a second pipeline valve 207, a third pipeline valve 208, a fourth pipeline valve 209, a fifth pipeline valve 210, a sixth pipeline valve 211, a seventh pipeline valve 212, an eighth pipeline valve 213;
the conditions for starting the filter residue direct-current channel are as follows:
after the acidification reaction is completed, the acid ammonia slurry can be pumped into the filter residue splitter 2 by the acidification slurry preparation tank 1 through the discharge hole 116 and the pipeline pump 5, and the filter residue splitter 2 is adjusted by closing the butterfly valve type filter 201, opening the first pipeline valve 206, opening the second pipeline valve 207, opening the third pipeline valve 208, closing the fourth pipeline valve 209, closing the fifth pipeline valve 210, closing the sixth pipeline valve 211, closing the seventh pipeline valve 212 and closing the eighth pipeline valve 213, so that the filter residue direct-flow channel is communicated;
the conditions for starting the filter residue return channel are as follows:
slurry is pumped into the residue diverter 2 through the discharge hole 116 and the pipeline pump 5, the residue diverter 2 is adjusted by closing the butterfly valve type filter 201, closing the first pipeline valve 206, closing the second pipeline valve 207, closing the third pipeline valve 208, closing the fourth pipeline valve 209, opening the fifth pipeline valve 210, closing the sixth pipeline valve 211, opening the seventh pipeline valve 212 and opening the eighth pipeline valve 213, the acid ammonia slurry reversely flows in the butterfly valve type filter 201 through the feed back hole 17, and filter residues are circulated into the tank for continuous reaction;
the conditions for starting the filter residue backflow channel are as follows:
if the slag particles filtered in the deslagging process can not react with the acid, the slurry is pumped into the filter residue diverter 2 through the discharge hole 116 and the pipeline pump 5, the filter residue diverter 2 is adjusted through closing of the butterfly valve type filter 201, closing of the first pipeline valve 206, closing of the second pipeline valve 207, closing of the third pipeline valve 208, opening of the fourth pipeline valve 209, closing of the fifth pipeline valve 210, closing of the sixth pipeline valve 211, opening of the seventh pipeline valve 212 and opening of the eighth pipeline valve 213, the acid ammonia slurry reversely flows in the butterfly valve type filter 201 through the elbow 203 and is discharged to the residue recovery barrel 204.
In a specific embodiment, the residue filter is a butterfly valve type filter 201, and a pressure sensor 205 for detecting and judging the blockage degree of the filter 20107 is arranged in front of the filter 20107 of the butterfly valve type filter 201; the periphery of the filter screen 20107 of the butterfly valve type filter 201 is fixed on the ring-type butterfly valve plate 20106, the two valve rods 20103 are arranged on two opposite sides of the filter screen 20107, and the rotary worm gear 20101 on the butterfly valve type filter 201 is transmitted to the valve rod 20103 through the worm gear transmission shaft 20102 to close the butterfly valve type filter 201.
Wherein butterfly valve formula filter 201 major structure is the same with traditional butterfly valve, and the special character lies in: all parts are made of high-temperature-resistant, acid-resistant and corrosion-resistant materials; the conventional through-type valve rod is changed into a double-side breakpoint valve rod 20103, and the axis function of the valve rod can be still realized by combining a firm ring-type butterfly valve plate 20106; the traditional butterfly valve is changed into a ring frame structure of a ring type butterfly valve plate 20106, a filter screen 20107 is arranged in the middle of the butterfly valve plate, a rotary worm wheel 20101 is transmitted to a valve rod 20103 through a worm wheel transmission shaft 20102 to close a butterfly valve type filter 201, and filtering and deslagging effects on acid ammonia slurry are achieved. The large-caliber butterfly valve type filter 201 is combined with the large-caliber pipeline 202 in an installing mode, and the phenomenon that the filter is easy to block due to the fact that filter meshes 20107 are blocked by slag particles is reduced. The pressure sensor 205 provided in front of the screen 20107 can set and judge the clogging degree of the screen 20107. The pipeline valve combination forms the functions of back flushing and filter residue discharging of the radial butterfly valve type filter 201. If necessary, the radial butterfly valve type filter 201 can be opened, and the slurry is pumped reversely to realize the complete flushing of the pipeline at the large caliber.
In a specific embodiment, a first acidified slurry reflux channel is further disposed between the homogenized storage tank 3 and the acidified slurry preparation tank 1, and a pipeline valve 6 and a pipeline pump 5 are disposed on the first acidified slurry reflux channel. When the acid ammonia slurry in the homogenization storage tank 3 needs to be adjusted in production ratio, new raw materials are added, and the homogenization storage tank 3 needs to be cleaned, the acid ammonia slurry can be pumped back into the acidification slurry preparation tank 1 through the first acidification slurry backflow channel to be stirred again or stored temporarily.
In the specific embodiment, a second acidified slurry reflux channel is further provided between the production feed tank 4 and the homogenization reserve tank 3, and a pipeline valve 6 and a pipeline pump 5 are provided on the second acidified slurry reflux channel. If the residual acid ammonia slurry in the production feed tank 4 is different from the next batch in proportion, or the production feed tank 4 needs to be cleaned, the acid ammonia slurry is pumped back into the homogenization storage tank 3 through the second acidification slurry backflow channel for temporary storage or homogenization.
In a specific embodiment, the acidified slurry preparation tank 1, the homogenization storage tank 3 and the production feed tank 4 respectively comprise a tank body 101, a tank body 301 and a tank body 401, stirring devices are arranged in the three tank bodies (101, 301 and 401), driving devices of the stirring devices are arranged at the tops of the tank bodies, and pressure sensors, liquid level sensors and heating steam spray pipes are arranged in the tank bodies; the tank body is provided with a material inlet and outlet, a manual maintenance hole and an automatic pressure relief valve.
In the specific embodiment, the tank body of the acidified slurry preparation tank 1 is further provided with a liquid raw material inlet 102 and a solid powder grid inlet 115;
a sampling detection port 302 is also arranged on the tank body of the homogenization reserve tank 3;
the tank body of the production supply tank 4 is also provided with a sampling detection port 402.
In a specific embodiment, the stirring device comprises a plurality of stirring blades and a stirring shaft, the stirring blades are fixedly arranged on the stirring shaft, the bottommost stirring blade is arranged close to the bottom surface of the tank body, and the length of the bottommost stirring blade is greater than that of other stirring blades.
To further explain the acidified slurry preparation tank 1, the acid-based liquid feedstock is injected through the liquid feedstock inlet 102 and the lid is closed after the addition is complete; solid powder raw materials are added from an inlet of a solid powder grid, the grid can filter out large hardened solid raw materials, the large hardened solid raw materials are returned and crushed until the large hardened solid raw materials can be added through the inlet of the solid powder grid, and a cover opening is closed after the feeding is finished. The bidirectional variable speed motor drives the stirring paddle to mix and stir the raw materials through the stirring shaft, simultaneously, the slurry in the tank is heated through the heating steam spray pipe, and the liquid level in the tank is controlled through the liquid level sensor in the stirring process; controlling the temperature in the tank through a temperature sensor and a heating steam spray pipe; the pressure in the tank is controlled by a pressure sensor and an automatic pressure relief valve, so that the control of the acidification reaction condition is realized. Three stirring blades are in a similar three-shaped short-long structure, the two short stirring blades play a role in stirring liquid slurry, the long stirring blade at the lowest part can be used for stirring the liquid slurry, solid powder adhesive masses deposited and adhered to the bottom of the tank can be eliminated by stirring, the dissolution of the powder in the slurry is promoted, and the reaction of the acid ammonia slurry is accelerated.
Compared with the acidified slurry preparation tank 1, the homogenization reserve tank 3 and the production supply tank 4 have the solid powder grid inlets removed, the liquid material inlet 102 is changed to the sampling detection ports (302, 402), and the feed inlet and the discharge outlet are changed, and other components are the same as those of the acidified slurry preparation tank 1.
The pipeline pumps are preferably high-temperature acid-resistant and corrosion-resistant pumps, the pipeline valves are preferably high-temperature acid-resistant and corrosion-resistant ball valves, and the driving devices are preferably bidirectional variable speed motors.
The principle and the implementation mode of the utility model are explained by applying a specific embodiment, and the explanation of the embodiment is only used for helping to understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (10)
1. The utility model provides a compound fertilizer amino acid metaplasia apparatus for producing which characterized in that: the method comprises the following steps:
an acidified slurry preparation tank for preparing an acidified slurry;
the filter residue diverter is communicated with the acidified slurry preparation tank, and acidified slurry in the acidified slurry preparation tank can be discharged into the filter residue diverter to be subjected to filter residue treatment;
the homogenization storage tank is communicated with the filter residue diverter, and acidified slurry filtered by the filter residue diverter can be discharged to the homogenization storage tank for homogenization storage;
and the production feed tank is communicated with the homogenization storage tank, acidified slurry in the homogenization storage tank can be discharged into the production feed tank for temporary storage, and the production feed tank is communicated with a granulator.
2. The ammonia acidification production device for compound fertilizer according to claim 1, characterized in that: the filter residue flow divider comprises a filter residue direct flow channel and a filter residue return flow channel;
two ends of the filter residue direct current channel are respectively communicated with the homogenization storage tank and the acidification slurry preparation tank;
and two ends of the filter residue return channel are communicated with the acidified slurry preparation tank.
3. The compound amination producing apparatus as claimed in claim 2, wherein: the filter residue flow divider further comprises a filter residue backflow channel and a residue recovery barrel; the residue backflow channel, the residue straight channel and the residue backflow channel share a residue filter;
two ends of the filter residue backflow channel are respectively communicated with the residue recovery barrel and the acidified slurry preparation tank; the filter residue backflow channel is used for backflushing residues in the residue filter into the residue recovery barrel.
4. The compound amination production apparatus as claimed in claim 3, wherein: the residue diverter comprises a plurality of pipelines, a plurality of pipeline pumps and a plurality of pipeline valves; the filter residue backward flow passageway filter residue direct current passageway with filter residue backward flow passageway by the pipeline the tubing pump with the tubing valve equipment forms.
5. The compound amination production apparatus of claim 3, wherein: the residue filter is a butterfly valve type filter, and a pressure sensor for detecting and judging the blocking degree of the filter screen is arranged in front of the filter screen of the butterfly valve type filter; the filter screen week side of butterfly valve formula filter is fixed in on the circle formula butterfly valve plate, the valve rod be provided with two and all set up in the both sides that the filter screen is relative, rotatory worm wheel on the butterfly valve formula filter passes through the worm gear transmission shaft transmission and gives the valve rod with closing of butterfly valve formula filter.
6. The ammonia acidification production device for compound fertilizer according to claim 1, characterized in that: the homogenization reserve tank with still be provided with the palirrhea passageway of first acidizing thick liquids between the acidizing thick liquids preparation jar, be provided with pipeline valve and tubing pump on the palirrhea passageway of first acidizing thick liquids.
7. The ammonia acidification production device for compound fertilizer according to claim 1, characterized in that: a second acidification slurry backflow channel is further arranged between the production feed tank and the homogenization storage tank, and a pipeline valve and a pipeline pump are arranged on the second acidification slurry backflow channel.
8. The ammonia acidification production device for compound fertilizer according to claim 1, characterized in that: the acidified slurry preparation tank, the homogenization storage tank and the production feed tank all comprise tank bodies, stirring devices are arranged in the three tank bodies, driving devices of the stirring devices are arranged at the tops of the tank bodies, and pressure sensors, liquid level sensors and heating steam spray pipes are arranged in the tank bodies; the tank body is provided with a material inlet and outlet, a manual maintenance hole and an automatic pressure relief valve.
9. The ammonia acidification production device for compound fertilizer according to claim 8, characterized in that: the tank body of the acidified slurry preparation tank is also provided with a liquid raw material inlet and a solid powder grid inlet;
the tank body of the homogenization storage tank is also provided with a sampling detection port;
the production feed jar still be provided with the sample detection mouth on the jar body.
10. The ammonia acidification production device for compound fertilizer according to claim 8, characterized in that: the stirring device comprises a plurality of stirring blades and a stirring shaft, wherein the stirring blades are fixedly arranged on the stirring shaft, the stirring blade at the bottommost part is arranged close to the bottom surface of the tank body, and the length of the stirring blade at the bottommost part is greater than that of other stirring blades.
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| CN202222402891.6U CN218393680U (en) | 2022-09-09 | 2022-09-09 | Compound fertilizer ammonia acidification apparatus for producing |
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| CN202222402891.6U CN218393680U (en) | 2022-09-09 | 2022-09-09 | Compound fertilizer ammonia acidification apparatus for producing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117645514A (en) * | 2023-11-28 | 2024-03-05 | 辽宁天禾农业科技有限公司 | Production method of boron-magnesium-containing compound fertilizer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117645514A (en) * | 2023-11-28 | 2024-03-05 | 辽宁天禾农业科技有限公司 | Production method of boron-magnesium-containing compound fertilizer |
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