CN220071635U - Neutralization reactor for producing monoammonium phosphate - Google Patents
Neutralization reactor for producing monoammonium phosphate Download PDFInfo
- Publication number
- CN220071635U CN220071635U CN202321485801.2U CN202321485801U CN220071635U CN 220071635 U CN220071635 U CN 220071635U CN 202321485801 U CN202321485801 U CN 202321485801U CN 220071635 U CN220071635 U CN 220071635U
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- Prior art keywords
- reaction
- pipeline
- monoammonium phosphate
- cylinder
- neutralization reactor
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- 238000006386 neutralization reaction Methods 0.000 title claims abstract description 25
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 title claims abstract description 24
- 235000019837 monoammonium phosphate Nutrition 0.000 title claims abstract description 24
- 239000006012 monoammonium phosphate Substances 0.000 title claims abstract description 24
- 238000006243 chemical reaction Methods 0.000 claims abstract description 90
- 238000003756 stirring Methods 0.000 claims abstract description 15
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract description 18
- 239000002002 slurry Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 10
- 239000002367 phosphate rock Substances 0.000 abstract description 9
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 abstract description 9
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 14
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 241000282849 Ruminantia Species 0.000 description 1
- PYCBFXMWPVRTCC-UHFFFAOYSA-N ammonium metaphosphate Chemical compound N.OP(=O)=O PYCBFXMWPVRTCC-UHFFFAOYSA-N 0.000 description 1
- 239000003674 animal food additive Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007613 slurry method Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model discloses a neutralization reactor for producing monoammonium phosphate, which structurally comprises a supporting seat, a reaction cylinder, a bracket, a flow valve, pipelines, stop valves and an aggregate reaction box, wherein the reaction cylinder is arranged on the supporting seat through the bracket, a stirring structure is arranged in the reaction cylinder, the bottom end of the reaction cylinder is communicated with the flow valve, the flow valve is communicated with the pipelines, a plurality of stop valves are arranged on the pipelines, a plurality of pump bodies are arranged in the aggregate reaction box, at least three reaction cylinders are arranged, two flow ports are arranged on the aggregate reaction box, and the pipelines are communicated with the aggregate reaction box through the flow ports. The reaction barrels are arranged, sulfuric acid and phosphorite slurry are introduced into different reaction barrels to react, namely, pre-reaction is carried out, then the reaction barrels are controlled to circulate to the collection reaction box through a pipeline to be mixed again, the neutralization reaction effect is improved, the reaction is more sufficient, and the processing effect is improved.
Description
Technical Field
The utility model relates to the technical field of neutralization reactors, in particular to a neutralization reactor for producing monoammonium phosphate.
Background
Monoammonium phosphate, also known as monoammonium phosphate, is a chemical agent in the form of white crystals which decompose into ammonium metaphosphate when heated, and is mainly used as a fire retardant for fertilizers and wood, paper, textiles, and also used as a pharmaceutical and ruminant feed additive. The production mode of monoammonium phosphate mainly comprises a traditional method and a slurry method.
The neutralization reactor for producing monoammonium phosphate is a device structure in a monoammonium phosphate production line, in the prior art, the neutralization reactor is usually a large-drum direct stirring and mixing reaction, and the next step can be carried out by stirring the large drum fully, so that the stirring time is usually prolonged properly to ensure the preparation effect. In practical application, the large cylinder in the traditional structure has large volume, large equipment height and low production benefit under the condition of small processing amount while being not easy to carry.
Based on this, the inventors studied and proposed this.
Disclosure of Invention
First, the technical problem to be solved
In view of the above, the utility model aims to provide a neutralization reactor for producing monoammonium phosphate, which solves the problems of reaction sufficiency, preparation effect and overlarge volume.
(II) technical scheme
Based on the above purpose, the utility model provides a neutralization reactor for producing monoammonium phosphate, which comprises a supporting seat, a reaction cylinder, a bracket, a flow valve, a pipeline, stop valves and an aggregate reaction box, wherein the reaction cylinder is arranged on the supporting seat through the bracket, a stirring structure is arranged in the reaction cylinder, the bottom end of the reaction cylinder is communicated with the flow valve, the flow valve is communicated with the pipeline, a plurality of stop valves are arranged on the pipeline, a plurality of pump bodies are arranged in the aggregate reaction box, at least three reaction cylinders are arranged, two flow ports are arranged on the aggregate reaction box, and the pipeline is communicated with the aggregate reaction box through the flow ports.
According to the utility model, the plurality of reaction barrels are arranged, sulfuric acid and phosphorite slurry are introduced into the different reaction barrels to extract phosphoric acid, the sulfuric acid and phosphorite slurry are quickly and uniformly mixed by means of respective stirring structures to react, then the sulfuric acid and phosphorite slurry are controlled to flow to the collection reaction box through a pipeline to be mixed again, and compared with the large barrel to directly stir and mix the phosphoric acid, the reaction barrels are arranged to perform pretreatment, and then the neutralization reaction effect of remixing is improved, the reaction is more sufficient, and the processing effect is improved.
In some embodiments, the reaction cartridge is a cylindrical structure.
In some embodiments, the bracket includes a locking member and a bar frame, the locking member being nested on an outer surface of the bar frame and locked by a bolt.
In some embodiments, the pipeline comprises a central pipeline and two side end pipelines, the flow valves are arranged on the central pipeline, two ends of the central pipeline are respectively communicated with the two side end pipelines, and a plurality of stop valves are arranged on the side end pipelines.
In some embodiments, the aggregate reaction tank is provided with an output pipe, and the output pipe is provided with a solenoid valve.
In some embodiments, the top end of the reaction cylinder is provided with a feed inlet and a feed cylinder, and the feed cylinder is embedded and installed at the feed inlet.
In some embodiments, a plurality of layers of filter screens are arranged on the feeding cylinder.
(III) beneficial effects
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the plurality of reaction barrels are arranged, sulfuric acid and phosphorite slurry are introduced into different reaction barrels to react at the same time, namely, pre-reaction is carried out, then the reaction barrels are controlled to flow to the collection reaction box through the pipeline to be mixed again, the neutralization reaction effect is improved, the reaction is more sufficient, and the processing effect is improved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic view of another angle structure of the present utility model.
In the figure: 1. a support base; 2. a reaction cylinder; 3. a bracket; 4. a flow-through valve; 5. a flow port; 6. a stop valve; 7. a collection reaction box; 8. a locking piece; 9. a pole frame; 10. a central pipeline; 11. and a side pipeline.
Detailed Description
The present utility model will be further described in detail below with reference to specific embodiments and with reference to fig. 1-2, in order to make the objects, technical solutions and advantages of the present utility model more apparent.
In order to achieve the above purpose, the utility model provides a neutralization reactor for producing monoammonium phosphate, which comprises a supporting seat 1, a reaction cylinder 2, a bracket 3, flow valves 4, pipelines, stop valves 6 and a collection reaction box 7, wherein the reaction cylinder 2 is arranged on the supporting seat 1 through the bracket 3, a stirring structure is arranged in the reaction cylinder, the bottom end of the reaction cylinder 2 is communicated with the flow valves 4, the flow valves 4 are communicated with the pipelines, a plurality of stop valves 6 are arranged on the pipelines, a plurality of pump bodies are arranged in the collection reaction box 7, at least three reaction cylinders 2 are arranged, two flow ports 5 are arranged on the collection reaction box 7, and the pipelines are communicated with the collection reaction box 7 through the flow ports 5. The stirring structure generally adopts a motor-driven stirring shaft, and a general structure of stirring blades is arranged on the stirring shaft.
According to the utility model, the plurality of reaction barrels are arranged, sulfuric acid and phosphorite slurry are introduced into the different reaction barrels to extract phosphoric acid, the sulfuric acid and phosphorite slurry are quickly and uniformly mixed by means of respective stirring structures to react, then the sulfuric acid and phosphorite slurry are controlled to flow to the collection reaction box through a pipeline to be mixed again, and compared with the large barrel to directly stir and mix the phosphoric acid, the reaction barrels are arranged to perform pretreatment, and then the neutralization reaction effect of remixing is improved, the reaction is more sufficient, and the processing effect is improved.
According to some embodiments of the utility model, the reaction cartridge 2 is optionally of cylindrical configuration.
According to some embodiments of the present utility model, optionally, the bracket 3 includes a locking member 8 and a rod rest 9, and the locking member 8 is nested on an outer surface of the rod rest 9 and locked by a bolt.
According to some embodiments of the present utility model, the pipeline optionally includes a central pipeline 10 and two side end pipelines 11, the flow valves 4 are installed on the central pipeline 10, two ends of the central pipeline 10 are respectively communicated with the two side end pipelines 11, and a plurality of stop valves 6 are arranged on the side end pipelines 11.
According to some embodiments of the utility model, the collection reaction box 7 is optionally provided with an output pipe, on which an electromagnetic valve is arranged.
According to some embodiments of the utility model, optionally, a feed inlet and a feed cylinder are arranged at the top end of the reaction cylinder 2, and the feed cylinder is embedded and installed in the feed inlet.
According to some embodiments of the utility model, optionally, the feeding cylinder is provided with a plurality of layers of filter screens.
Example 1
The embodiment provides a neutralization reactor for producing monoammonium phosphate, which comprises a supporting seat 1, a reaction cylinder 2, a support 3, a flow valve 4, a pipeline, a stop valve 6 and a collection reaction box 7, wherein the reaction cylinder 2 is arranged on the supporting seat 1 through the support 3, the bottom end of the reaction cylinder 2 is communicated with the flow valve 4, the flow valve 4 is communicated with the pipeline, a plurality of stop valves 6 are arranged on the pipeline, a plurality of pump bodies are arranged in the collection reaction box 7, the reaction cylinder 2 is at least provided with three, two flow openings 5 are arranged on the collection reaction box 7, the pipeline is communicated with the collection reaction box 7 through the flow openings 5, and the reaction cylinder 2 is of a cylinder structure.
The bracket 3 comprises a locking piece 8 and a rod frame 9, wherein the locking piece 8 is nested on the outer surface of the rod frame 9 and is locked by bolts. The size of the bracket 3 and the size of the reaction cylinder 2 are adjusted according to actual requirements.
The pipeline includes central pipeline 10 and two limit pipelines 11, and the flow valve 4 is installed in central pipeline 10, and the both ends of central pipeline 10 link up with two limit pipelines 11 respectively, are provided with a plurality of stop valve 6 on the limit pipeline 11.
The collection reaction box 7 is provided with the output tube, is provided with the solenoid valve on the output tube, and the solenoid valve is convenient for rationally control the output, and the other of the production line of being convenient for carry out transmission cooperation.
Example 2
This example provides a neutralization reactor for producing monoammonium phosphate, and differs from example 1 in that:
the top of the reaction cylinder 2 is provided with a feeding port and a feeding cylinder, the feeding cylinder is embedded and arranged at the feeding port, and a plurality of layers of filter screens are arranged on the feeding cylinder.
Existing processing plants for monoammonium phosphate production typically have corresponding lines, such as: the assembly line comprises a jaw crusher, a first vibrating screen, a cone crusher, a second vibrating screen, a fine crusher, a powder bin, a ball mill, a reaction tank, a disc filter, a phosphoric acid tank, a circulating reactor, a flash evaporator, a high-pressure pump and an air preheater, wherein the specific matching flow is as follows: the jaw crusher is used for crushing phosphorite, fine particles and dust generated during crushing are directly conveyed to the fine crusher after being screened by a first vibrating screen, larger particles enter the cone crusher for secondary crushing, dust generated by the cone crusher directly enters a powder bin through a second vibrating screen, the larger particles enter the fine crusher and small particles leaked by the jaw crusher for fine grinding together, the diameter of a screen hole of the first vibrating screen is consistent with the size of discharge particles of the cone crusher, the diameter of a screen hole of the second vibrating screen is consistent with the size of discharge particles of the fine crusher, and finally ground powder of the fine crusher enters the powder bin and then enters the ball mill for fine grinding into slurry by adding water;
then the mixed solution and sulfuric acid enter the neutralization reactor structure in the utility model according to a proportion, specifically enter the reaction cylinder 2 for reaction, and then are concentrated into the collection reaction box 7 through the pipe, so that the reaction is more complete;
filtering and separating the mixture by a disc filter, clarifying the mixture in a phosphoric acid tank, reacting the clarified phosphoric acid and ammonia gas in a circulating reactor to generate monoammonium phosphate slurry, evaporating the monoammonium phosphate slurry in a flash evaporator, spraying the material by a high-pressure pump, and drying the material to obtain the product.
The neutralization reactor is divided into a plurality of reaction cylinders, so that the whole structure is smaller in volume, and when the processing batch is small, the number of the reaction cylinders according to the corresponding requirements can be used according to the requirements, so that the requirements can be met.
The control mode of the utility model is controlled by manually starting and closing the switch, the wiring diagram of the power element and the supply of the power supply are common knowledge in the field, and the utility model is mainly used for protecting the mechanical device, so the utility model does not explain the control mode and the wiring arrangement in detail.
While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (7)
1. A neutralization reactor for producing monoammonium phosphate, characterized in that: including supporting seat, reaction tube, support, circulation valve, pipeline, stop valve, collection reaction chamber, the reaction tube passes through the support mounting on the supporting seat, be provided with stirring structure in the reaction tube, the reaction tube bottom link up with the circulation valve mutually, the circulation valve link up with the pipeline mutually, be provided with a plurality of stop valve on the pipeline, install a plurality of pump body in the collection reaction chamber, the reaction tube sets up three at least, be provided with two circulation mouthfuls on the collection reaction chamber, the pipeline is link up with the collection reaction chamber mutually through the circulation mouth.
2. The neutralization reactor for producing monoammonium phosphate according to claim 1, characterized in that: the reaction cylinder is of a cylindrical structure.
3. The neutralization reactor for producing monoammonium phosphate according to claim 2, characterized in that: the support comprises a locking piece and a rod frame, wherein the locking piece is nested on the outer surface of the rod frame and is locked through a bolt.
4. A neutralization reactor for producing monoammonium phosphate according to claim 3, characterized in that: the pipeline comprises a central pipeline and two side end pipelines, the flow valves are arranged in the central pipeline, two ends of the central pipeline are communicated with the two side end pipelines respectively, and a plurality of stop valves are arranged on the side end pipelines.
5. The neutralization reactor for producing monoammonium phosphate according to any one of claims 1-4, characterized in that: the collection reaction box is provided with an output pipe, and an electromagnetic valve is arranged on the output pipe.
6. The neutralization reactor for producing monoammonium phosphate according to claim 5, characterized in that: the top end of the reaction cylinder is provided with a feeding port and a feeding cylinder, and the feeding cylinder is embedded and installed in the feeding port.
7. The neutralization reactor for producing monoammonium phosphate according to claim 6, characterized in that: a plurality of layers of filter screens are arranged on the feeding cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321485801.2U CN220071635U (en) | 2023-06-09 | 2023-06-09 | Neutralization reactor for producing monoammonium phosphate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321485801.2U CN220071635U (en) | 2023-06-09 | 2023-06-09 | Neutralization reactor for producing monoammonium phosphate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220071635U true CN220071635U (en) | 2023-11-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321485801.2U Active CN220071635U (en) | 2023-06-09 | 2023-06-09 | Neutralization reactor for producing monoammonium phosphate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220071635U (en) |
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2023
- 2023-06-09 CN CN202321485801.2U patent/CN220071635U/en active Active
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