CN210229589U - Fertilizer production tail gas processing apparatus - Google Patents

Fertilizer production tail gas processing apparatus Download PDF

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Publication number
CN210229589U
CN210229589U CN201822071504.9U CN201822071504U CN210229589U CN 210229589 U CN210229589 U CN 210229589U CN 201822071504 U CN201822071504 U CN 201822071504U CN 210229589 U CN210229589 U CN 210229589U
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CN
China
Prior art keywords
tail gas
pipe
fertilizer production
sump
organic fertilizer
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Expired - Fee Related
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CN201822071504.9U
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Chinese (zh)
Inventor
Lianbi Niu
牛连壁
Ming Niu
牛铭
Liang Niu
牛亮
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Gansu Yantian Energy Saving And Environmental Protection Technology Co ltd
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Gansu Yantian Energy Saving And Environmental Protection Technology Co ltd
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Priority to CN201822071504.9U priority Critical patent/CN210229589U/en
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Abstract

The utility model relates to a fertilizer production tail gas processing apparatus belongs to fertilizer production and processing auxiliary assembly technical field, including spray column and UV photodissociation device, the spray column pass through the gas-supply pipe with UV photodissociation device intercommunication, the spray column bottom is provided with the sump, the top in sump is provided with the packing layer, the lower part in sump is provided with the lye tank, one side of spray column is provided with the tail trachea, the tail trachea extends to in the sump, be provided with first fan on the tail trachea, the lye tank pass through the transfer line with the spray column intercommunication, be provided with the liquid pump on the transfer line, in the spray column the tip of transfer line is provided with the shower nozzle of semicircle form, it has intake pipe and blast pipe still to communicate on the UV photodissociation device. Through the setting of spray column and UV photodissociation device, can detach dust, sulphide, ammonia and organic gas in the tail gas completely, the gaseous evacuation of pollutant is not contained to the processing back, can not pollute the surrounding environment, and is safe environmental protection.

Description

Fertilizer production tail gas processing apparatus
Technical Field
The utility model relates to a fertilizer production and processing auxiliary assembly technical field especially relates to a fertilizer production tail gas processing apparatus.
Background
The generalized organic fertilizer mainly takes the supply of organic substances as a means, thereby improving the physical and chemical properties of soil and promoting the growth of plants and the circulation of a soil ecosystem. The method comprises the steps of preparing a homemade farmyard manure, wherein the homemade farmyard manure comprises various animals, plant residues or metabolites, such as human and animal excrements, straws, animal residues, slaughterhouse wastes and the like, and further comprises cake fertilizers (rapeseed cakes, bean cakes, sesame cakes, castor cakes and tea seed cakes), compost, manure compost, animal manures, biogas manures, green fertilizers, crop straws, pure natural mineral fertilizers, cake fertilizers, mud fertilizers and the like; the organic fertilizer in the narrow sense is specially used for various animal wastes (including animal wastes and animal processing wastes) and plant residues (cake fertilizers, crop straws, fallen leaves, dead branches, turf and the like).
The biological organic fertilizer is a specific organic fertilizer containing fermentation microorganisms beneficial to crop growth, has the effects of microbial fertilizers and organic fertilizers, and can obtain specific fertilizer benefits when applied to agricultural production. The microbial fertilizer added in the biological organic fertilizer has a plurality of types, and the microbial fertilizer is divided into bacteria, actinomycetes and fungi according to the types of specific microorganisms in a finished product; the organic fertilizer is divided into rhizobia, azotobacter, phosphate solubilizing bacteria and potassium solubilizing bacteria according to the action mechanism, and can be divided into single biological organic fertilizer-inorganic compound biological organic fertilizer according to the number of added microorganism types in the organic fertilizer.
The production process of the organic fertilizer comprises three processes of pretreatment, primary fermentation and post-treatment. Pre-treatment, namely transporting the compost raw materials to a storage yard, weighing the compost raw materials by a platform scale, sending the compost raw materials to a mixing and stirring device, adding compound bacteria, roughly adjusting the moisture and carbon-nitrogen ratio of the compost according to the components of the raw materials, and mixing the compost raw materials to enter the next procedure; primary fermentation, namely feeding the mixed raw materials into a primary fermentation tank to stack the raw materials into a fermentation stack, and discharging the fermented semi-finished product to enter the next process; and further screening the compost finished products, respectively treating undersize according to the moisture content, granulating the undersize, drying, adding medium trace elements in proportion, stirring and mixing to prepare finished products, subpackaging, and returning oversize to the crushing process for recycling.
Present fertilizer can produce dust, sulphide, ammonia and organic gas in the stoving, if directly arrange these tail gases in the atmosphere, can cause air pollution, influence work living environment.
SUMMERY OF THE UTILITY MODEL
Can produce dust, sulphide, ammonia and organic gas to above-mentioned fertilizer at the stoving in-process to influence the defect of environment, the utility model aims at providing a fertilizer production tail gas processing apparatus.
The utility model adopts the technical scheme as follows:
the utility model provides a fertilizer production tail gas processing apparatus, includes spray column and UV photodissociation device, the spray column pass through the gas-supply pipe with UV photodissociation device intercommunication, the spray column bottom is provided with the sump, the top in sump is provided with the packing layer, the lower part of sump is provided with the lye tank, one side of spray column is provided with the tail gas pipe, the tail gas pipe extends to in the sump, be provided with first fan on the tail gas pipe, the lye tank pass through the transfer line with the spray column intercommunication, be provided with the liquid pump on the transfer line, in the spray column the tip of transfer line is provided with the shower nozzle of semicircle form, last intercommunication of UV photodissociation device has intake pipe and blast pipe.
The working principle is as follows: opening a first fan, enabling tail gas to enter a water sump from a tail gas pipe, filling water in the water sump, enabling dust in the tail gas to be wetted in water and then to fall to the bottom of the water sump under the action of gravity, enabling the tail gas after dust removal to rise in a spray tower, simultaneously starting a liquid pump, conveying alkali liquor in an alkali liquor tank to a spray head through a liquid conveying pipe by the liquid pump to be sprayed down and fall onto a packing layer, enabling alkali in the alkali liquor to react with sulfide and ammonia in the rising tail gas to absorb the alkali liquor, arranging the packing layer to increase the contact area of the tail gas and the alkali liquor, enabling the gas to enter a UV photolysis device through a gas conveying pipe, simultaneously inputting air into the UV photolysis device through a gas inlet pipe, enabling a plurality of high-energy photolysis lamp tubes to emit high-energy ultraviolet beams, enabling organic gas and oxygen to be converted into low-molecular organic matters and ozone gas under the irradiation of high-energy ultraviolet, enabling the, the reaction produces carbon dioxide, water and nitrogen, which is then evacuated through an exhaust pipe. Through the setting of spray column and UV photodissociation device, can detach dust, sulphide, ammonia and organic gas in the tail gas completely, the gaseous evacuation of pollutant is not contained to the processing back, can not pollute the surrounding environment, and safety ring protects, has solved above-mentioned fertilizer and can produce dust, sulphide, ammonia and organic gas at the stoving in-process to influence the defect of environment.
Furthermore, be provided with the multilayer filter screen in the sump, every layer one side of filter screen is provided with the drain, the tail gas pipe is located the superiors the top of filter screen. The arrangement of the multiple layers of filter screens filters the impurity sludge in the water sump to the filter screens and discharges the impurity sludge from the sewage outlet.
Furthermore, a drain pipe is arranged at the bottom of the water bin, and a first valve is arranged on the drain pipe. And opening the first valve, and enabling the filtered clean water to flow into the alkaline liquid tank from the drain pipe for recycling.
Furthermore, one side of the water bin is provided with a water inlet pipe, and a second valve is arranged on the water inlet pipe. And opening the second valve, and adding clean water into the water bin from the water inlet pipe.
Furthermore, a plurality of turbulence mechanisms are arranged between the packing layer and the water sump and between the spray head and the packing layer. A flow disturbing mechanism between the packing layer and the water sump disperses tail gas from the water sump so that more tail gas contacts the packing layer; the turbulence mechanism between the spray head and the packing layer enables the alkali liquor sprayed by the spray head to be dispersed as much as possible, and the contact area between the alkali liquor and the rising tail gas is increased.
Furthermore, each turbulence mechanism all includes the (mixing) shaft and is located a plurality of stirring vane on the (mixing) shaft. The motor drives the stirring shaft to rotate, and the stirring shaft drives the stirring blades to rotate to disturb flow.
Furthermore, a fog exhaust fan is arranged in the spray tower above the spray head. The fog-removing fan has the function of removing fog.
Further, be provided with the medicine mouth on the lye tank, be provided with a plurality of submerged agitator in the lye tank. When the concentration of the alkali liquor in the alkali liquor box is too low, the alkali liquor is added from the medicine adding port, the submerged stirrer stirs the alkali liquor, and the solution in the alkali liquor box is evenly stirred.
Further, a second fan is arranged on the gas transmission pipe. The second fan smoothly sends the gas after the defogging in the spray tower to the UV photolysis device.
Furthermore, a third valve and a third fan are arranged on the air inlet pipe. Air is conveniently input into the UV photolysis device.
To sum up, the utility model discloses compare in prior art's beneficial effect and be: (1) through the arrangement of the spray tower and the UV photolysis device, dust, sulfide, ammonia gas and organic gas in tail gas can be completely removed, and the treated gas without pollutants is evacuated, so that the surrounding environment is not polluted, and the device is safe and environment-friendly; (2) the arrangement of the multiple layers of filter screens filters impurity sludge in the water sump onto the filter screens and discharges the impurity sludge from the sewage discharge outlet; (3) the filtered water flows into the alkaline liquid tank from the drain pipe, so that the water is recycled, and the energy is saved and the environment is protected; (4) the motor drives the stirring shaft to rotate, and the stirring shaft drives the stirring blades to rotate to disturb flow; (5) adding alkali liquor from the medicine adding port, stirring the alkali liquor by an underwater stirrer, and uniformly stirring the solution in the alkali liquor tank.
Drawings
FIG. 1 is the utility model discloses in fertilizer production tail gas processing apparatus's schematic structure diagram
Labeled as: 1-spray tower, 2-water sump, 3-packing layer, 4-liquid conveying pipe, 5-liquid pump, 6-spray head, 7-chemical feeding port, 8-lye tank, 9-tail gas pipe, 10-first fan, 11-filter screen, 12-sewage draining port, 13-water draining pipe, 14-first valve, 15-stirring shaft, 16-stirring blade, 17-fog discharging fan, 18-submerged stirrer, 19-gas conveying pipe, 20-second fan, 21-UV photolysis device, 22-gas inlet pipe, 23-third valve, 24-third fan, 25-high-energy photolysis lamp tube, 26-gas outlet pipe, 27-water inlet pipe and 28-second valve.
Detailed Description
All features disclosed in this specification may be combined in any combination, except features and/or steps that are mutually exclusive.
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to fig. 1 and the specific embodiment.
Example 1
As shown in fig. 1, a fertilizer production tail gas processing apparatus, including spray column 1 and UV photolysis device 21, spray column 1 pass through the gas-supply pipe 19 with UV photolysis device 21 intercommunication, spray column 1 bottom is provided with sump 2, sump 2's top is provided with packing layer 3, sump 2's lower part is provided with lye tank 8, one side of spray column 1 is provided with tail gas pipe 9, tail gas pipe 9 extends to in the sump 2, be provided with first fan 10 on the tail gas pipe 9, lye tank 8 pass through the transfer line 4 with spray column 1 intercommunication, be provided with liquid pump 5 on the transfer line 4, in the spray column 1 the tip of transfer line 4 is provided with semicircle shower nozzle 6, still the intercommunication has intake pipe 22 and blast pipe 26 on the UV photolysis device 21.
The working principle is as follows: opening a first fan 10, enabling tail gas to enter a water sump 2 from a tail gas pipe 9, filling water in the water sump 2, wetting dust in the tail gas in the water, enabling the dust to fall to the bottom of the water sump 2 under the action of gravity, enabling the tail gas after dust removal to rise in a spray tower 1, starting a liquid pump 5, enabling alkali liquor in an alkali liquor tank 8 to be conveyed to a spray head 6 through a liquid conveying pipe 4 by the liquid pump 5 to be sprayed and fall onto a packing layer 3, enabling alkali in the alkali liquor to react with sulfide and ammonia in the rising tail gas to absorb the alkali liquor, and increasing the contact area of the tail gas and the alkali liquor by the arrangement of the packing layer 3, enabling the gas to enter a UV photolysis device 21 through a gas conveying pipe 19, meanwhile, enabling a gas inlet pipe 22 to input air into the UV photolysis device 21, and enabling a plurality of high-energy photolysis lamp tubes 25 to be arranged in the UV photolysis device 21, enabling the high-energy photolysis lamp tubes 25 to emit, the low molecular organic matter reacts with ozone to produce carbon dioxide, water and nitrogen, which is then evacuated through the exhaust pipe 26. Through the setting of spray column 1 and UV photodissociation device 21, can detach dust, sulphide, ammonia and organic gas in the tail gas completely, the gaseous evacuation of pollutant is not contained to the processing back, can not pollute the surrounding environment, and safety ring protects, has solved above-mentioned fertilizer and can produce dust, sulphide, ammonia and organic gas at the stoving in-process to influence the defect of environment.
Example 2
Based on embodiment 1, as shown in fig. 1, be provided with multilayer filter screen 11 in the sump 2, every layer one side of filter screen 11 is provided with drain 12, tail gas pipe 9 is located the superiors the top of filter screen 11.
The arrangement of the multi-layer filter screen 11 filters the impurity sludge in the water sump 2 to the filter screen and discharges the impurity sludge from the sewage outlet 12.
Example 3
Based on embodiment 2, as shown in fig. 1, a drain pipe 13 is disposed at the bottom of the water sump 2, and a first valve 14 is disposed on the drain pipe 13.
The first valve 14 is opened, and the filtered clean water flows into the lye tank 8 from the drain pipe 13 for recycling.
Example 4
Based on embodiment 2, as shown in fig. 1, a water inlet pipe 27 is provided at one side of the water sump 2, and a second valve 28 is provided on the water inlet pipe 27.
The second valve 28 is opened and clean water is added from the inlet pipe 27 to the sump 2.
Example 5
Based on embodiment 1, as shown in fig. 1, a plurality of turbulence mechanisms are respectively disposed between the packing layer 3 and the sump 2 and between the nozzle 6 and the packing layer 3.
The turbulent flow mechanism between the packing layer 3 and the water sump 2 disperses the tail gas from the water sump 2, so that more tail gas contacts with the packing layer 3; the turbulence mechanism between the spray head 6 and the packing layer 3 ensures that the alkali liquor sprayed by the spray head 6 is dispersed as much as possible, and the contact area between the alkali liquor and the rising tail gas is increased.
Example 6
Based on embodiment 1, as shown in fig. 1, each of the flow disturbing mechanisms includes a stirring shaft 15 and a plurality of stirring blades 16 located on the stirring shaft 15.
The motor drives the stirring shaft 15 to rotate, and the stirring shaft 15 drives the stirring blades 16 to rotate for turbulent flow.
Example 7
Based on the embodiment 1, as shown in fig. 1, a fog discharge fan 17 is arranged in the spray tower 1 above the spray head 6.
The fog discharge fan 17 serves to remove fog.
Example 8
Based on example 1, as shown in fig. 1, a chemical feeding port 7 is provided in the alkaline solution tank 8, and a plurality of submerged stirrers 18 are provided in the alkaline solution tank 8.
When the concentration of the alkali liquor in the alkali liquor box 8 is too low, the alkali liquor is added from the liquor adding port 7, the submerged stirrer 18 stirs the alkali liquor, and the solution in the alkali liquor box 8 is evenly stirred.
Example 9
Based on embodiment 1, as shown in fig. 1, the air pipe 19 is provided with a second fan 20.
The second fan 20 smoothly sends the demisted gas in the spray tower 1 to the UV photolysis device 21.
Example 10
According to embodiment 1, as shown in fig. 1, a third valve 23 and a third fan 24 are provided in the intake duct 22.
It is convenient to feed air into the UV photolysis apparatus 21.
It should be understood by those skilled in the art that the first fan 10, the second fan 20, the third fan 24 and the liquid pump 5 are all products that can be purchased in different models and specifications according to specific needs in the prior art, for example, in the present invention, the models of the first fan, the second fan and the third fan are 4-72-5/a4-72, and the model of the liquid pump is WNY 600-600.
The foregoing is a primary feature of the present solution and its advantages, and it should be understood by those skilled in the art that the present solution is not limited by the foregoing embodiments, and that the foregoing embodiments and descriptions are only illustrative of the principles of the present solution, and that various changes and modifications may be made therein without departing from the spirit and scope of the present solution, which fall within the scope of the invention as claimed, and the scope of the present solution is defined by the appended claims and their equivalents.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a releasable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through an intermediary profile, or both. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Claims (10)

1. The utility model provides a fertilizer production tail gas processing apparatus which characterized in that: comprises a spray tower (1) and a UV photolysis device (21), wherein the spray tower (1) is communicated with the UV photolysis device (21) through a gas pipe (19), a water sump (2) is arranged at the bottom of the spray tower (1), a packing layer (3) is arranged above the water sump (2), an alkaline liquid tank (8) is arranged at the lower part of the water sump (2), a tail gas pipe (9) is arranged at one side of the spray tower (1), the tail gas pipe (9) extends into the water sump (2), a first fan (10) is arranged on the tail gas pipe (9), the alkaline liquid box (8) is communicated with the spray tower (1) through a liquid conveying pipe (4), a liquid pump (5) is arranged on the liquid conveying pipe (4), a semicircular spray head (6) is arranged at the end part of the liquid conveying pipe (4) in the spray tower (1), the UV photolysis device (21) is also communicated with an air inlet pipe (22) and an air outlet pipe (26).
2. The organic fertilizer production tail gas treatment device of claim 1, which is characterized in that: be provided with multilayer filter screen (11) in sump (2), every layer one side of filter screen (11) is provided with drain (12), tail gas pipe (9) are located the superiors the top of filter screen (11).
3. The organic fertilizer production tail gas treatment device of claim 2, which is characterized in that: the bottom of sump (2) is provided with drain pipe (13), be provided with first valve (14) on drain pipe (13).
4. The organic fertilizer production tail gas treatment device of claim 2, which is characterized in that: one side of sump (2) is provided with inlet tube (27), be provided with second valve (28) on inlet tube (27).
5. The organic fertilizer production tail gas treatment device of claim 1, which is characterized in that: a plurality of turbulence mechanisms are arranged between the packing layer (3) and the water sump (2) and between the spray head (6) and the packing layer (3).
6. The organic fertilizer production tail gas treatment device of claim 5, which is characterized in that: each flow disturbing mechanism comprises a stirring shaft (15) and a plurality of stirring blades (16) positioned on the stirring shaft (15).
7. The organic fertilizer production tail gas treatment device of claim 1, which is characterized in that: a fog exhaust fan (17) is arranged in the spray tower (1) above the spray head (6).
8. The organic fertilizer production tail gas treatment device of claim 1, which is characterized in that: the chemical dosing device is characterized in that a chemical dosing port (7) is formed in the alkaline liquid tank (8), and a plurality of submerged stirrers (18) are arranged in the alkaline liquid tank (8).
9. The organic fertilizer production tail gas treatment device of claim 1, which is characterized in that: and a second fan (20) is arranged on the air conveying pipe (19).
10. The organic fertilizer production tail gas treatment device of claim 1, which is characterized in that: and a third valve (23) and a third fan (24) are arranged on the air inlet pipe (22).
CN201822071504.9U 2018-12-10 2018-12-10 Fertilizer production tail gas processing apparatus Expired - Fee Related CN210229589U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822071504.9U CN210229589U (en) 2018-12-10 2018-12-10 Fertilizer production tail gas processing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822071504.9U CN210229589U (en) 2018-12-10 2018-12-10 Fertilizer production tail gas processing apparatus

Publications (1)

Publication Number Publication Date
CN210229589U true CN210229589U (en) 2020-04-03

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Application Number Title Priority Date Filing Date
CN201822071504.9U Expired - Fee Related CN210229589U (en) 2018-12-10 2018-12-10 Fertilizer production tail gas processing apparatus

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113773124A (en) * 2020-06-10 2021-12-10 红河锦东化工股份有限公司 High-temperature sterilization activation kettle for producing active humic acid organic fertilizer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113773124A (en) * 2020-06-10 2021-12-10 红河锦东化工股份有限公司 High-temperature sterilization activation kettle for producing active humic acid organic fertilizer

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Granted publication date: 20200403