CN214571603U - Production system for rapidly producing organic fertilizer by crop straws - Google Patents
Production system for rapidly producing organic fertilizer by crop straws Download PDFInfo
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- CN214571603U CN214571603U CN202120362651.0U CN202120362651U CN214571603U CN 214571603 U CN214571603 U CN 214571603U CN 202120362651 U CN202120362651 U CN 202120362651U CN 214571603 U CN214571603 U CN 214571603U
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- stirring tank
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- fertilizer
- microbial fermentation
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- 239000010902 straw Substances 0.000 title claims abstract description 36
- 239000003895 organic fertilizer Substances 0.000 title claims abstract description 15
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 238000000855 fermentation Methods 0.000 claims abstract description 71
- 230000004151 fermentation Effects 0.000 claims abstract description 70
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 239000002253 acid Substances 0.000 claims abstract description 44
- 239000003337 fertilizer Substances 0.000 claims abstract description 33
- 230000000813 microbial effect Effects 0.000 claims abstract description 32
- 238000001125 extrusion Methods 0.000 claims abstract description 24
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 19
- 239000000203 mixture Substances 0.000 claims abstract description 11
- 239000000523 sample Substances 0.000 claims abstract description 9
- 238000003756 stirring Methods 0.000 claims description 86
- 239000011229 interlayer Substances 0.000 claims description 14
- 239000002912 waste gas Substances 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 10
- 244000005700 microbiome Species 0.000 claims description 10
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 9
- 239000004202 carbamide Substances 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 239000002068 microbial inoculum Substances 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000004891 communication Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000354 decomposition reaction Methods 0.000 abstract description 3
- 239000003513 alkali Substances 0.000 abstract description 2
- 239000001913 cellulose Substances 0.000 abstract description 2
- 229920002678 cellulose Polymers 0.000 abstract description 2
- 238000001035 drying Methods 0.000 abstract description 2
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 abstract 5
- 239000000047 product Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 244000052616 bacterial pathogen Species 0.000 description 3
- KMQAPZBMEMMKSS-UHFFFAOYSA-K calcium;magnesium;phosphate Chemical compound [Mg+2].[Ca+2].[O-]P([O-])([O-])=O KMQAPZBMEMMKSS-UHFFFAOYSA-K 0.000 description 3
- 239000002367 phosphate rock Substances 0.000 description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- 235000012255 calcium oxide Nutrition 0.000 description 2
- 238000009264 composting Methods 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 235000015097 nutrients Nutrition 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 241000607479 Yersinia pestis Species 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 238000010564 aerobic fermentation Methods 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002361 compost Substances 0.000 description 1
- 238000012272 crop production Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000002054 inoculum Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 235000021049 nutrient content Nutrition 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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- Fertilizers (AREA)
Abstract
The utility model provides a production system of fertilizer is produced fast to crop straw, a serial communication port, including rubbing crusher (1), acidizing fluid processing agitator tank (2), alkaline fertilizer neutralization treatment agitator tank (3), well normal temperature type microbial fermentation agitator tank (4), high temperature type microbial fermentation agitator tank (5) and extrusion drying machine (6), it has feed inlet, inlet and bin outlet to open on acidizing fluid processing agitator tank (2), be equipped with the water content test probe who is used for detecting the mixture in acidizing fluid processing agitator tank (2), inlet and sour fluid reservoir (21) intercommunication on acidizing fluid processing agitator tank (2), the utility model discloses the advantage is: 1. the straw is fully utilized, the pressure of the straw burning on the environment is reduced, the non-point source pollution is reduced, the straw is converted into the organic fertilizer, and therefore the effects of energy conservation and pollution reduction are achieved. 2. The straws treated by the acid and the alkali are effectively degraded by a large amount of components which are difficult to degrade, such as cellulose, and the like, so that the fertilizer can be quickly formed, and the fermentation and decomposition time of the straws is obviously shortened.
Description
Technical Field
The utility model relates to an agricultural product equipment field, concretely relates to production system of fertilizer is produced fast to crop straw.
Background
At present, crop straws are main byproducts in the crop production process, but due to the fact that the amount of the straws is large, an ecological, economic and effective recycling method is lacked, some production departments are forced to burn and treat the straws to cause environmental pollution, even if the straws are composted or directly turned into field soil, the natural degradation time of the straws is too long, generally more than 60 days are needed, the fermentation and decomposition period is long, the industrial and large-scale utilization of the crop straws is not facilitated, the conversion efficiency is not ideal, and the application of next-stubble crops is influenced. The traditional composting technology mainly comprises two types of anaerobic fermentation and aerobic fermentation, wherein any type of the composting technology needs to go through a high-temperature fermentation stage, and can be decomposed only through the high-temperature stage to kill pathogenic bacteria and pest propagules in soil, but the time required for entering the high-temperature stage is too long, and the fermentation efficiency is low. On the other hand, thermophilic microorganisms in the traditional straw compost do not have the function of directly inhibiting pathogenic bacteria, and the nutrient content is low, so that the popularization and the use of the organic fertilizer are not facilitated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a production system for rapidly producing organic fertilizer by crop straws aiming at the defects of the prior art.
The utility model comprises a crusher, an acid liquor treatment stirring tank, an alkaline fertilizer neutralization treatment stirring tank, a medium and normal temperature type microbial fermentation stirring tank, a high temperature type microbial fermentation stirring tank and an extrusion dryer,
the acid liquor treatment stirring tank is provided with a feed inlet, a liquid inlet and a discharge outlet, a water content detection probe for detecting the mixture is arranged in the acid liquor treatment stirring tank, the liquid inlet on the acid liquor treatment stirring tank is communicated with the acid liquor tank,
the outlet of the crusher is communicated with the feed inlet of the acid liquor treatment stirring tank,
the alkaline fertilizer neutralization treatment stirring tank is provided with a feed inlet, a discharge outlet and a waste gas exhaust port, the alkaline fertilizer neutralization treatment stirring tank is internally provided with a mixture pH value meter and a mixture water content probe, the feed inlet on the alkaline fertilizer neutralization treatment stirring tank is communicated with the alkaline fertilizer adding tank and the discharge outlet on the acid liquor treatment stirring tank,
the medium and normal temperature type microbial fermentation stirring tank is provided with a feed inlet, a discharge outlet and a plurality of air communicating ports, the discharge outlet on the medium and normal temperature type fermentation microbial inoculum tank, the urea tank and the alkaline fertilizer neutralization treatment stirring tank is communicated with the feed inlet on the medium and normal temperature type microbial fermentation stirring tank, the medium and normal temperature type microbial fermentation stirring tank is internally provided with a temperature detection device,
the high-temperature microbial fermentation stirring tank is provided with a feed inlet, a discharge outlet and a plurality of air communication ports, a temperature detection device is arranged in the high-temperature microbial fermentation stirring tank,
the high-temperature type microorganism fermentation stirring tank is provided with a water heat absorption interlayer for absorbing heat generated in the high-temperature type microorganism fermentation stirring tank during high-temperature fermentation,
the discharge ports on the high-temperature type fermentation agent tank, the urea tank and the medium-temperature type microbial fermentation stirring tank are communicated with the feed port on the high-temperature type microbial fermentation stirring tank,
the discharge port of the high-temperature microbial fermentation stirring tank is communicated with the feed port of the extrusion dryer.
One or more of quick lime, calcium magnesium phosphate fertilizer or ground phosphate rock are placed in the alkaline fertilizer adding tank.
One or more of concentrated sulfuric acid, concentrated phosphoric acid or concentrated nitric acid is placed in the acid liquor tank.
And a water inlet is formed in the acid liquor tank.
And the water outlet of the extrusion dryer is communicated with the acid liquor tank through a pipeline.
And a water inlet on the acid liquor tank is respectively communicated with a hot water source and/or a water outlet of the extrusion dryer through a tee joint.
And a waste gas exhaust port of the alkaline fertilizer neutralization treatment stirring tank is communicated with waste gas treatment equipment.
A group of water outlets are arranged below the extrusion dryer and communicated with the acid liquor tank.
The extrusion dryer is provided with a hot water inlet interlayer, and water in the water heat absorption interlayer is communicated with the water inlet interlayer.
The utility model has the advantages that: 1. the straw is fully utilized, the pressure of the straw burning on the environment is reduced, the non-point source pollution is reduced, the straw is converted into the organic fertilizer, and therefore the effects of energy conservation and pollution reduction are achieved. 2. The straws treated by the acid and the alkali are effectively degraded by a large amount of components which are difficult to degrade, such as cellulose, and the like, so that the fertilizer can be quickly formed, and the fermentation and decomposition time of the straws is obviously shortened. 3. Harmful germs and ova in the crop straws are thoroughly and completely killed by acid-base treatment and high-temperature fermentation. 4. The nutrient substances required by various crops such as urea, ground phosphate rock, calcium magnesium phosphate fertilizer and the like can be added according to the requirement, so that the nutrient performance of the organic fertilizer is obviously improved. 5. The utility model discloses carry out reasonable recycle to the heat that the straw fermentation produced, system is fertile efficient, and the security is good, and the productivity is high, accords with energy-concerving and environment-protective requirement. 6. The system can realize continuous or semi-continuous production, particularly continuous production in large-scale production, and achieves the aims of integration and high yield.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that, if the terms "upper", "lower", "inside", "outside", etc. are used for indicating the orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention usually place when using, the present invention is only used for convenience of description and simplification of the description, but does not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operate, and thus, the present invention should not be construed as being limited. Furthermore, the appearances of the terms "first," "second," and the like in the description of the present invention are only used for distinguishing between the descriptions and are not intended to indicate or imply relative importance.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in the figure, the utility model comprises a crusher 1, an acid liquor treatment stirring tank 2, an alkaline fertilizer neutralization treatment stirring tank 3, a medium and normal temperature type microorganism fermentation stirring tank 4, a high temperature type microorganism fermentation stirring tank 5 and an extrusion dryer 6,
the acid liquor treatment stirring tank 2 is provided with a feed inlet, a liquid inlet and a discharge outlet, a water content detection probe for detecting the mixture is arranged in the acid liquor treatment stirring tank 2, the liquid inlet on the acid liquor treatment stirring tank 2 is communicated with the acid liquor tank 21,
the outlet of the crusher 1 is communicated with the feed inlet of the acid liquor treatment stirring tank 2,
the alkaline fertilizer neutralization treatment stirring tank 3 is provided with a feed inlet, a discharge outlet and a waste gas exhaust outlet, a mixture pH value determinator and a mixture water content probe are arranged in the alkaline fertilizer neutralization treatment stirring tank 3, the feed inlet on the alkaline fertilizer neutralization treatment stirring tank 3 is communicated with the alkaline fertilizer adding tank 31 and the discharge outlet on the acid liquor treatment stirring tank 2,
a feed inlet, a discharge outlet and a plurality of air communicating ports are arranged on the medium and normal temperature type microbial fermentation stirring tank 4, the discharge outlet on the medium and normal temperature type fermentation microbial inoculum tank 41, the urea tank and the alkaline fertilizer neutralization treatment stirring tank 3 is communicated with the feed inlet on the medium and normal temperature type microbial fermentation stirring tank 4, a temperature detection device is arranged in the medium and normal temperature type microbial fermentation stirring tank 4,
a feed inlet, a discharge outlet and a plurality of air communicating ports are arranged on the high-temperature microbial fermentation stirring tank 5, a temperature detection device is arranged in the high-temperature microbial fermentation stirring tank 5,
the high-temperature type microbial fermentation stirring tank 5 is provided with a water heat absorption interlayer for absorbing heat generated during high-temperature fermentation in the high-temperature type microbial fermentation stirring tank 5,
the discharge ports of the high-temperature type fermentation agent tank 51, the urea tank and the medium-normal temperature type microorganism fermentation stirring tank 4 are communicated with the feed port of the high-temperature type microorganism fermentation stirring tank 5,
the discharge port of the high-temperature microbial fermentation stirring tank 5 is communicated with the feed port of the extrusion dryer 6.
One or more of quick lime, calcium magnesium phosphate fertilizer or ground phosphate rock are placed in the alkaline fertilizer adding tank 31.
One or more of concentrated sulfuric acid, concentrated phosphoric acid or concentrated nitric acid is/are placed in the acid liquid tank 21.
The acid liquor tank 21 is provided with a water inlet.
The water outlet of the extrusion dryer 6 is communicated with the inside of the acid liquor tank 21 through a pipeline.
The water inlet of the acid liquor tank 21 is respectively communicated with a hot water source and/or the water outlet of the extrusion dryer 6 through a tee joint.
And the waste gas exhaust port of the alkaline fertilizer neutralization treatment stirring tank 3 is communicated with waste gas treatment equipment.
A group of water outlets are arranged below the extrusion dryer 6 and communicated with the interior of the acid liquor tank 21.
The extrusion dryer 6 is provided with a hot water inlet interlayer, and water in the water heat absorption interlayer is communicated with the water inlet interlayer.
The working mode is as follows: the working mode is as follows: putting the straws into a pulverizer 1 for pulverizing, putting the pulverized straws into an acid liquor treatment stirring tank 2, adding acid liquor and a hot water source (the hot water source can be hot water or hot water discharged by an extrusion dryer 6) for stirring, performing next step after detecting the water content by a water content detection probe and meeting the requirement while stirring, putting the product in the steps into an alkaline fertilizer through a discharge port of the acid liquor treatment stirring tank 2, putting the alkaline fertilizer into a treatment stirring tank 3, performing secondary stirring, performing next step after measuring the pH value and the water content by a pH value meter and a mixture water content probe and meeting the requirement while stirring, discharging the generated waste gas through a waste gas exhaust port, putting the product into a medium and normal temperature type microbial fermentation stirring tank 4, adding a medium and normal temperature type fermentation microbial inoculum and a proper amount of urea for stirring and performing medium and normal temperature fermentation, meanwhile, the plurality of air communication ports exchange natural air, and carry out continuous or intermittent stirring fermentation, after the fermentation is finished, the fermentation temperature is about 35-40 ℃, the fermentation tank 5 is filled with high-temperature type microorganism fermentation stirring tank, and the high-temperature type fermentation microbial inoculum and urea are added, the stirring is uniform, meanwhile, the plurality of air communication ports exchange natural air, carry out continuous or intermittent stirring, carry out high-temperature fermentation, maintain the high-temperature fermentation at 60-70 ℃ for 72-96 hours, after the fermentation is finished, the fermentation tank is filled into an extrusion dryer 6 to form a product,
hot water generated by the extrusion dryer 6 can be directly pumped into the acid solution tank 21 for concentrated acid dilution, so that the temperature of the acid solution is increased, the effect of the acid solution on straw acid treatment is further enhanced, the straw stockpile is promoted to rapidly enter a high-temperature period, the water amount required by straw fermentation is adjusted and supplemented, the water and heat in the production process of the organic fertilizer are fully recycled,
the water heat absorption interlayer absorbs high-temperature water generated by the high-temperature type fermentation inoculant tank 51 and is injected into the water inlet interlayer of the extrusion dryer 6, and when the temperature of the piled materials in the extrusion dryer 6 is raised, the heat is fully utilized and the drying effect is enhanced.
Claims (7)
1. A production system for rapidly producing organic fertilizer by crop straws is characterized by comprising a crusher (1), an acid liquor treatment stirring tank (2), an alkaline fertilizer neutralization treatment stirring tank (3), a medium-normal temperature type microbial fermentation stirring tank (4), a high-temperature type microbial fermentation stirring tank (5) and an extrusion dryer (6),
the acid liquor treatment stirring tank (2) is provided with a feed inlet, a liquid inlet and a discharge outlet, a water content detection probe for detecting the mixture is arranged in the acid liquor treatment stirring tank (2), the liquid inlet on the acid liquor treatment stirring tank (2) is communicated with the acid liquor tank (21),
the outlet of the crusher (1) is communicated with the feed inlet of the acid liquor treatment stirring tank (2),
a feed inlet, a discharge outlet and a waste gas exhaust outlet are arranged on the alkaline fertilizer neutralization treatment stirring tank (3), a mixture pH value determinator and a mixture water content probe are arranged in the alkaline fertilizer neutralization treatment stirring tank (3), the feed inlet on the alkaline fertilizer neutralization treatment stirring tank (3) is communicated with the alkaline fertilizer adding tank (31) and the discharge outlet on the acid liquor treatment stirring tank (2),
a feed inlet, a discharge outlet and a plurality of air communicating ports are arranged on the medium and normal temperature type microbial fermentation stirring tank (4), the discharge outlet on the medium and normal temperature type fermentation microbial inoculum tank (41), the urea tank and the alkaline fertilizer neutralization treatment stirring tank (3) is communicated with the feed inlet on the medium and normal temperature type microbial fermentation stirring tank (4), a temperature detection device is arranged in the medium and normal temperature type microbial fermentation stirring tank (4),
a feed inlet, a discharge outlet and a plurality of air communicating openings are arranged on the high-temperature microbial fermentation stirring tank (5), a temperature detection device is arranged in the high-temperature microbial fermentation stirring tank (5),
a water heat absorption interlayer for absorbing heat generated during high-temperature fermentation in the high-temperature microbial fermentation stirring tank (5) is arranged on the high-temperature microbial fermentation stirring tank (5),
the discharge ports on the high-temperature type fermentation agent tank (51), the urea tank and the medium-normal temperature type microorganism fermentation stirring tank (4) are communicated with the feed port on the high-temperature type microorganism fermentation stirring tank (5),
the discharge outlet of the high-temperature microbial fermentation stirring tank (5) is communicated with the feed inlet of the extrusion dryer (6).
2. The production system for rapidly producing the organic fertilizer by the crop straws as claimed in claim 1, wherein a water inlet is arranged on the acid liquid tank (21).
3. The production system for rapidly producing the organic fertilizer by the crop straws as claimed in claim 1, wherein the water outlet of the extrusion dryer (6) is communicated with the inside of the acid liquor tank (21) through a pipeline.
4. The production system for rapidly producing the organic fertilizer by the crop straws as claimed in claim 1, wherein a water inlet on the acid liquid tank (21) is respectively communicated with a hot water source and/or a water outlet of the extrusion dryer (6) by a tee joint.
5. The production system for rapidly producing the organic fertilizer by the crop straws as claimed in claim 1, wherein the waste gas exhaust port of the alkaline fertilizer neutralization treatment stirring tank (3) is communicated with a waste gas treatment device.
6. The production system for rapidly producing the organic fertilizer by the crop straws as claimed in claim 1, wherein a group of water outlets are arranged below the extrusion dryer (6) and are communicated with the inside of the acid liquor tank (21).
7. The production system for rapidly producing the organic fertilizer by the crop straws as claimed in claim 1, wherein a hot water inlet interlayer is arranged on the extrusion dryer (6), and water in the water heat absorption interlayer of the high-temperature microbial fermentation stirring tank (5) is communicated with the water inlet interlayer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120362651.0U CN214571603U (en) | 2021-02-08 | 2021-02-08 | Production system for rapidly producing organic fertilizer by crop straws |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120362651.0U CN214571603U (en) | 2021-02-08 | 2021-02-08 | Production system for rapidly producing organic fertilizer by crop straws |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214571603U true CN214571603U (en) | 2021-11-02 |
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ID=78350695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120362651.0U Active CN214571603U (en) | 2021-02-08 | 2021-02-08 | Production system for rapidly producing organic fertilizer by crop straws |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214571603U (en) |
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2021
- 2021-02-08 CN CN202120362651.0U patent/CN214571603U/en active Active
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Effective date of registration: 20230825 Address after: Building 1504 #, 1505 #, 1506 #, 1507 #, Building 9, Phase 3, Jingmen Tiandi Community, Zhanghe New District, Jingmen City, Hubei Province, 448124 Patentee after: Jingmen Daoxin Technology Co.,Ltd. Address before: 448001 33 Xiangshan Avenue, Jingmen City, Hubei Province Patentee before: JINGCHU University OF TECHNOLOGY |
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Effective date of registration: 20240515 Address after: 442613 Group 4, Jiazhu Village, Tumen Town, Yunxi County, Shiyan City, Hubei Province Patentee after: Hubei Lvkang Environmental Protection Technology Co.,Ltd. Country or region after: China Address before: Building 1504 #, 1505 #, 1506 #, 1507 #, Building 9, Phase 3, Jingmen Tiandi Community, Zhanghe New District, Jingmen City, Hubei Province, 448124 Patentee before: Jingmen Daoxin Technology Co.,Ltd. Country or region before: China |
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