CN220589995U - Production device of functional urea - Google Patents
Production device of functional urea Download PDFInfo
- Publication number
- CN220589995U CN220589995U CN202321852374.7U CN202321852374U CN220589995U CN 220589995 U CN220589995 U CN 220589995U CN 202321852374 U CN202321852374 U CN 202321852374U CN 220589995 U CN220589995 U CN 220589995U
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- mixing tank
- pipelines
- functional urea
- valve
- stop valve
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- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 239000004202 carbamide Substances 0.000 title claims abstract description 33
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 238000002156 mixing Methods 0.000 claims abstract description 52
- 230000001105 regulatory effect Effects 0.000 claims abstract description 23
- 238000003756 stirring Methods 0.000 claims abstract description 14
- 230000008020 evaporation Effects 0.000 claims abstract description 7
- 238000001704 evaporation Methods 0.000 claims abstract description 7
- 229920000805 Polyaspartic acid Polymers 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000011010 flushing procedure Methods 0.000 claims description 3
- 108010064470 polyaspartate Proteins 0.000 claims description 3
- 239000011550 stock solution Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 9
- 239000000126 substance Substances 0.000 abstract description 3
- 238000004043 dyeing Methods 0.000 abstract 1
- 239000003337 fertilizer Substances 0.000 description 5
- 239000000975 dye Substances 0.000 description 3
- 239000012747 synergistic agent Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005469 granulation Methods 0.000 description 2
- 230000003179 granulation Effects 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000014075 nitrogen utilization Effects 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 230000010496 root system development Effects 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Abstract
The utility model discloses a production device of functional urea, which relates to the technical field of chemical industry and comprises a first mixing tank, a second mixing tank, a transfer pump and a metering pump, wherein the first mixing tank and the second mixing tank are respectively provided with a first stirring paddle and a second stirring paddle; the metering pump is connected with the first mixing tank and the second mixing tank through pipelines, a filter is arranged on the pipelines, the outlet of the metering pump is connected to the first section of evaporation U-shaped bend through the pipelines, a flow regulating device and a circulating pipeline are arranged on the pipelines, and the circulating pipeline is communicated with any mixing tank. The utility model can effectively solve the problems of uneven dyeing and mixing of materials and pipe blockage of materials.
Description
Technical Field
The utility model relates to the technical field of chemical industry, in particular to a production device of functional urea.
Background
According to the material, the utilization rate of urea in China is about 33 percent, which is obviously lower than the level of 50 to 60 percent in developed countries, and the economic loss caused by the way of volatilization, leaching and the like can reach more than 500 hundred million yuan each year. Currently, the nation is solidly advancing 'soil-cleaning guard war' and 'chemical fertilizer usage amount is negatively increased', and the development of the fertilizer is required to be more efficient, safe and environment-friendly. Whereas functional urea has the following advantages:
1. the enrichment, absorption and utilization of elements such as phosphorus, potassium, zinc, boron and the like in soil can be effectively enhanced by plant root systems;
2. the fertilizer loss is reduced, the nitrogen utilization rate of urea is fully improved, and the long-acting supply of nutrient components in soil is realized;
3. promote the root system development and plant growth of crops, and has the characteristic of combining the slow-release fertilizer and the organic biological fertilizer.
The existing urea production device cannot produce multifunctional urea while producing common urea, and meanwhile, production materials are dyed and mixed unevenly in the production process of the multifunctional urea, so that the problem of pipe blockage is easily caused, and production is affected. In order to solve the technical problems, the utility model provides a novel technical scheme.
Disclosure of Invention
The utility model provides a production device of functional urea, which aims to solve the technical problems and adopts the following technical scheme:
the functional urea production device comprises a first mixing tank, a second mixing tank, a transfer pump and a metering pump, wherein a first stirring paddle and a second stirring paddle are respectively arranged in the first mixing tank and the second mixing tank, the outlets at the bottoms of the first mixing tank and the second mixing tank are connected with the transfer pump through a three-way pipe, valves are arranged between the outlets at the bottoms of the first mixing tank and the second mixing tank and the pipeline connected with the transfer pump, and the first mixing tank and the second mixing tank can mutually transfer materials through the transfer pump; the metering pump is connected with the first mixing tank and the second mixing tank through pipelines, a filter is arranged on the pipelines, the outlet of the metering pump is connected to the first section of evaporation U-shaped bend through the pipelines, a flow regulating device and a circulating pipeline are arranged on the pipelines, and the circulating pipeline is communicated with any mixing tank.
Further, the regulating device comprises a flow transmitter, a front stop valve, a rear stop valve, a flow regulating valve, a controller and a standby valve, wherein the outlet of the metering pump is sequentially connected with the flow transmitter, the front stop valve, the flow regulating valve and the rear stop valve through pipelines, and the controller is respectively and electrically connected with the flow transmitter and the flow regulating valve; the flow regulating valve is provided with a bypass, two ends of the bypass are respectively arranged at the front end of the front stop valve and the rear end of the rear stop valve, and the standby valve is arranged on the bypass.
Further, the functional urea synergist and the mixed dye are added into the first mixing tank and the second mixing tank, and are mixed and stirred through the first stirring paddle and the second stirring paddle.
Preferably, the first mixing tank and the second mixing tank are added with functional urea synergist, and polyaspartic acid stock solution is adopted.
Further, the first mixing tank and the second mixing tank are provided with a heat tracing device and a flushing displacement pipeline which are communicated with steam or condensate.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the functional urea production device provided by the utility model is added based on the fact that the original production process flow of the urea production device is not influenced, when the urea synergistic agent is not needed to be added, the device is cut off and replaced through the flow regulating device, so that the ordinary urea production can be carried out, and the device can be circulated by itself. The operation control is simple and reliable, the failure rate is low, and continuous and stable production can be realized.
2. The utility model has small change to the existing operating mechanism and low change cost.
3. The product of the utility model has the advantages of high efficiency, safety, environmental protection and improvement of crop quality.
Drawings
FIG. 1 is a schematic diagram of the structural connection of a functional urea production process flow of the present utility model;
FIG. 2 is a schematic diagram showing the connection of a flow regulator in a functional urea production process according to the present utility model.
Reference numerals illustrate: 1. a flow rate adjusting device; 101. a backup valve; 102. a flow transmitter; 103. a front stop valve; 104. a flow regulating valve; 105. a rear shutoff valve; 106. a controller; 2. a first mixing tank; 201. a first stirring paddle; 3. a second mixing tank; 301. a second stirring paddle; 4. a transfer pump; 5. a metering pump; 6. a filter; 7. one section of evaporation U-shaped bend; 8. a circulation line.
Detailed Description
The following describes the technical scheme in the embodiment of the present utility model in further detail with reference to fig. 1 and 2.
Referring to fig. 1, the utility model relates to a functional urea production device, a synergistic agent is put into a first mixing tank 2 and a second mixing tank 3, a first stirring paddle 201 and a second stirring paddle 301 are started after mixed dyes are added according to proportion, materials in the mixing tanks are uniformly mixed and then flow through a filter 6, the materials are conveyed to a first section of evaporation U-shaped bend 7 through a metering pump 5, and the materials are mixed with molten urine in a second section of evaporator and then conveyed to a granulating nozzle for granulation through a melting pump; the novel urea product after granulation is sent to a packaging post through equipment such as a conveying belt and the like for product packaging;
when the synergistic agent and the mixed dye are mixed in the mixing tank, the mixed materials can be mutually transported by a transport pump communicated with the first mixing tank 2 and the second mixing tank 3;
the flow regulating device 1 is arranged on the pipeline from the metering pump 5 to the first-section evaporation U-shaped bend 7, and the flow regulating device 1 can regulate the flow of the synergist which is conveyed to the second-section evaporation U-shaped bend according to the requirement; meanwhile, a circulating pipeline 8 is also arranged, the circulating pipeline 8 leads to any mixing tank, and when ordinary urea is produced, the flow regulating device 1 can be closed, and the stop valve of the circulating pipeline 8 is opened, so that the device cuts the production flow and self-circulates.
Referring to fig. 2, the regulating device 1 includes a flow transmitter 102, a front stop valve 104, a rear stop valve 106, a flow regulating valve 105, a controller 106, and a backup valve 101, wherein an outlet of the metering pump 5 is sequentially connected with the flow transmitter 102, the front stop valve 104, the flow regulating valve 105, and the rear stop valve 106 through pipelines, and the controller 106 is respectively electrically connected with the flow transmitter 102 and the flow regulating valve 105; the flow regulating device is provided with a bypass, two ends of the bypass are respectively arranged at the front end of the front stop valve 104 and the rear end of the rear stop valve 106, and the standby valve 101 is arranged on the bypass.
Preferably, the first mixing tank 2 and the second mixing tank 3 are added with the functional urea synergist, and the polyaspartic acid stock solution is adopted.
Preferably, the first mixing tank 2 and the second mixing tank 3 are provided with a heat tracing device and a flushing displacement pipeline for communicating steam or condensate.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (5)
1. The production device of the functional urea comprises a first mixing tank, a second mixing tank, a transfer pump and a metering pump, wherein the first mixing tank and the second mixing tank are respectively provided with a first stirring paddle and a second stirring paddle;
the metering pump is connected with the first mixing tank and the second mixing tank through pipelines, a filter is arranged on the pipelines, the outlet of the metering pump is connected to the first section of evaporation U-shaped bend through the pipelines, a flow regulating device and a circulating pipeline are arranged on the pipelines, and the circulating pipeline is communicated with any mixing tank.
2. The production device of functional urea according to claim 1, wherein the regulating device comprises a flow transmitter, a front stop valve, a rear stop valve, a flow regulating valve, a controller and a standby valve, the outlet of the metering pump is sequentially connected with the flow transmitter, the front stop valve, the flow regulating valve and the rear stop valve through pipelines, and the controller is respectively and electrically connected with the flow transmitter and the flow regulating valve;
the flow regulating valve is provided with a bypass, two ends of the bypass are respectively arranged at the front end of the front stop valve and the rear end of the rear stop valve, and the standby valve is arranged on the bypass.
3. The production device of functional urea according to claim 2, wherein the functional urea synergist and the mixed dye are added into the first mixing tank and the second mixing tank, and the functional urea synergist and the mixed dye are mixed and stirred by the first stirring paddle and the second stirring paddle.
4. The device for producing the functional urea according to claim 3, wherein the functional urea synergist is added into the first mixing tank and the second mixing tank to be a polyaspartic acid stock solution.
5. The plant for producing functional urea according to any one of claims 1 to 4, characterized in that the first and second mixing tanks are provided with a heat tracing and a flushing displacement line communicating with steam or condensate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321852374.7U CN220589995U (en) | 2023-07-14 | 2023-07-14 | Production device of functional urea |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321852374.7U CN220589995U (en) | 2023-07-14 | 2023-07-14 | Production device of functional urea |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220589995U true CN220589995U (en) | 2024-03-15 |
Family
ID=90176303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321852374.7U Active CN220589995U (en) | 2023-07-14 | 2023-07-14 | Production device of functional urea |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220589995U (en) |
-
2023
- 2023-07-14 CN CN202321852374.7U patent/CN220589995U/en active Active
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