CN210544223U - Deodorization device for microorganism ectopic fermentation bed - Google Patents
Deodorization device for microorganism ectopic fermentation bed Download PDFInfo
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- CN210544223U CN210544223U CN201921385117.0U CN201921385117U CN210544223U CN 210544223 U CN210544223 U CN 210544223U CN 201921385117 U CN201921385117 U CN 201921385117U CN 210544223 U CN210544223 U CN 210544223U
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model relates to the technical field of livestock and poultry breeding manure treatment, and discloses a deodorization device for a microorganism heterotopic fermentation bed, which comprises a fermentation shed used for covering the microorganism heterotopic fermentation bed, wherein the fermentation shed is mainly formed by a ceiling and four side walls in a surrounding way, and the top of the ceiling is provided with a plurality of air inlet pipes; a plurality of through holes are formed in two adjacent side walls of the door opening, and the through holes of each side wall are communicated with the fan through the collecting pipes. The utility model covers the microorganism heterotopic fermentation bed through the fermentation shed enclosed by the surrounding side walls and the ceiling, so as to ensure that the odor generated by the microorganism heterotopic fermentation bed is not diffused outwards; external air can enter the fermentation shed from an air inlet pipe of the ceiling by air exhaust of the fan, so that the air in the fermentation shed is actively ventilated, and aerobic fermentation of the microorganism ex-situ fermentation bed is met; simultaneously, the odor in the fermentation shed is pumped out by the fan, so that the odor in the microorganism heterotopic fermentation bed is conveniently treated in a centralized way, and the pollution to the surrounding air is reduced.
Description
Technical Field
The utility model relates to a dirty processing technology field of excrement, concretely relates to deodorizing device for microorganism ectopic fermentation bed.
Background
With the rapid development of large-scale and intensive animal husbandry in China, the livestock and poultry breeding manure is continuously increased. Statistical data in rural areas of agriculture show that the annual production of livestock and poultry feces in 2016 in China is about 38 hundred million tons, and the comprehensive utilization rate is less than 60%. The livestock and poultry breeding manure contains a large amount of organic matters, nitrogen, phosphorus and potassium, elements such as copper, iron, zinc, manganese, lead, chromium and arsenic are not completely digested and absorbed, pathogenic microorganisms and drug residues are contained, if the livestock and poultry breeding manure is not properly treated and utilized or is discharged in a large amount in time or at will, the ecological environment of a farm and surrounding areas is seriously damaged, and the living environment of urban residents can be polluted and damaged by media such as air, water, soil and the like, so that the livestock and poultry breeding manure becomes one of main limiting factors for further development of animal husbandry and the main factors for causing agricultural non-point source pollution, and the healthy development of animal husbandry is seriously restricted.
In recent years, according to the principle of 'reduction, resource utilization and reuse', scientific and technical personnel have conducted a great deal of research on aspects of fecal treatment, sewage treatment, comprehensive utilization, returning field utilization and the like, and mainly comprise several ways such as energy conversion, fertilizer conversion, feed conversion and the like. According to the microbial fermentation bed technology, raw materials such as rice husks, rice bran and sawdust are laid on a fermentation bed to form a substrate padding, and livestock and poultry manure is subjected to microbial fermentation, degradation and digestion by inoculating a microbial agent, so that environment-friendly and pollution-free cultivation is realized at the source. The microbial ectopic fermentation bed technology is a novel cultivation manure treatment technology which is improved aiming at the problems of a microbial in-situ fermentation bed in practice and separates a livestock and poultry farm place from the fermentation bed, and realizes the sustainable and healthy development of livestock and poultry cultivation and ecological agriculture through links of source decrement, process control and terminal utilization.
Although the microorganism ectopic fermentation bed technology can improve the feeding management efficiency of livestock breeding, reduce environmental pollution and achieve the resource utilization of livestock and poultry feces, the existing microorganism ectopic fermentation bed is mostly in an open type, odor generated in a dirt collecting groove is directly emitted into the air, and the odor such as ammonia gas, hydrogen sulfide and the like which is not generated by fermentation or fermentation of the feces in the fermentation bed thoroughly can be directly discharged into the air when the temperature of the environment and the fermentation bed rises in summer along with the rise of the temperature of the environment and the fermentation bed in a high-temperature season, so that the air quality in a small area can be influenced, and the health of livestock, poultry and human bodies can also be influenced. Therefore, how to eliminate the odor emission on the heterotopic microorganism fermentation bed becomes a problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
Based on the problems, the utility model provides a deodorization device for a microorganism heterotopic fermentation bed, which covers the microorganism heterotopic fermentation bed through a fermentation shed enclosed by peripheral side walls and a ceiling, and ensures that odor generated by the microorganism heterotopic fermentation bed is not diffused outwards; external air can enter the fermentation shed from an air inlet pipe of the ceiling by air exhaust of the fan, so that the air in the fermentation shed is actively ventilated, and aerobic fermentation of the microorganism ex-situ fermentation bed is met; meanwhile, the odor in the fermentation shed is pumped out by the fan, so that the odor in the microorganism heterotopic fermentation bed (especially the odor generated in the process of spraying the excrement on the microorganism heterotopic fermentation bed) is conveniently treated in a centralized manner, and the pollution to the surrounding air is reduced.
For solving the above technical problem, the utility model discloses a technical scheme is:
a deodorization device for a microorganism heterotopic fermentation bed comprises a fermentation shed for covering the microorganism heterotopic fermentation bed, wherein the fermentation shed is mainly formed by surrounding a ceiling and four side walls, one side wall is provided with a door opening, the ceiling is made of transparent materials, and the top of the ceiling is provided with a plurality of air inlet pipes communicated with the interior of the fermentation shed; a plurality of through holes are formed in two adjacent side walls of the door opening, each through hole is located at a height position close to the top edge of the microorganism ectopic fermentation bed, and the through hole of each side wall is communicated with the fan through a collecting pipe.
Further, the central axis of the air inlet pipe is perpendicular to the heterotopic microorganism fermentation bed, and the air outlet of the air inlet pipe is positioned right above the heterotopic microorganism fermentation bed.
Further, still including setting up in the foul smell washing jar of fermentation canopy one side, the blast pipe is installed at the top of foul smell washing jar, and the exhaust pipe of fan stretches into the liquid level below of foul smell washing jar.
Furthermore, the side wall is provided with a vent at a position close to the ceiling, and the vent is provided with an adjustable grille capable of adjusting the air inlet direction.
Furthermore, a resistance wire connected with a power supply in series is arranged in the air inlet pipe, and a control switch is connected between the resistance wire and the power supply in series.
Further, the top of air-supply line is provided with rain-proof cover.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a deodorization device for a microorganism heterotopic fermentation bed, which covers the microorganism heterotopic fermentation bed through a fermentation shed enclosed by a peripheral side wall and a ceiling, and ensures that odor generated by the microorganism heterotopic fermentation bed is not diffused outwards; external air can enter the fermentation shed from an air inlet pipe of the ceiling by air exhaust of the fan, so that the air in the fermentation shed is actively ventilated, and aerobic fermentation of the microorganism ex-situ fermentation bed is met; meanwhile, the odor in the fermentation shed is pumped out by the fan, so that the odor in the microorganism heterotopic fermentation bed (especially the odor generated in the process of spraying the excrement on the microorganism heterotopic fermentation bed) is conveniently treated in a centralized manner, and the pollution to the surrounding air is reduced.
Drawings
FIG. 1 is a schematic view showing a deodorizing means for a microorganism ectopic fermentation bed in the embodiment;
FIG. 2 is a perspective view showing a deodorizing means for a microorganism ectopic fermentation bed in the embodiment;
wherein: 1. a ceiling; 2. a side wall; 3. a door opening; 4. an air inlet pipe; 5. a through hole; 6. a header pipe; 7. a fan; 8. an odor cleaning tank; 9. an exhaust pipe; 10. an exhaust duct; 11. a vent; 12. an adjustable grid; 13. a resistance wire; 14. a rain cover; 15. a fermentation tank; 16. a sewage collecting tank; 17. a cross beam; 18. a rake turning machine; 19. a sewage pump.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Example (b):
referring to fig. 1 and 2, a deodorization device for a microorganism heterotopic fermentation bed comprises a fermentation shed for covering the microorganism heterotopic fermentation bed, wherein the fermentation shed is mainly formed by enclosing a ceiling 1 and four side walls 2, one side wall 2 is provided with a door opening 3, the ceiling 1 is made of transparent materials, and the top of the ceiling 1 is provided with a plurality of air inlet pipes 4 communicated with the interior of the fermentation shed; all be provided with a plurality of through-holes 5 on two adjacent lateral walls 2 of door opening 3, every through-hole 5 is located the high position near microorganism ectopic fermentation bed top edge, and the through-hole 5 of each lateral wall 2 communicates with fan 7 through pressure manifold 6.
The microbial heterotopic fermentation bed is a device which is characterized in that a fecal sewage fermentation bed is arranged on one side of a livestock and poultry breeding area, and the fecal sewage is not fermented in the breeding area, and comprises a fermentation tank 15 and a sewage collecting tank 16 arranged on one side of the fermentation tank 15, a reciprocating material scattering spray pipe (shielded by a cross beam 17 in the drawing and not shown) and a cross beam 17 are arranged above the fermentation tank 15, a rake overturning machine 18 capable of reciprocating on the cross beam 17 is arranged at the bottom of the cross beam 17, a sewage pump 19 is arranged in the sewage collecting tank 16, and the discharge end of the sewage pump 19 is connected to the material scattering spray pipe. The working process comprises the steps of draining the excrement to the sewage collecting tank 16 through a pipeline, starting a sewage pump 19 in the sewage collecting tank 16 at regular time or at intervals, uniformly splashing the excrement to padding of the fermentation tank 15 through a material sprinkling spray pipe, fermenting or degrading the excrement in the fermentation tank 15 by aerobic microorganisms to degrade and digest excrement and urine, realizing zero pollution emission and obtaining the bio-organic fertilizer. In the fermentation process, the beam 17 reciprocates above the fermentation tank 15, and the rake-turning machine 18 positioned on the beam 17 also reciprocates on the beam 17, so that the manure is turned and mixed, the manure and fermentation microorganisms are fully contacted with oxygen, the fermentation efficiency is improved, and the fermentation rate is increased.
In this embodiment, the fermentation tank 15 and the dirt collecting tank 16 are both arranged in the fermentation shed, the material scattering spray pipe sprays the odor once every day and stirs the odor once at regular time, the odor generated by the microorganism heterotopic fermentation bed mainly has the odor generated by the evaporation of the moisture in the excrement in the fermentation tank 15 and carrying a small amount of odor, the odor generated in the dirt collecting tank 16 and a large amount of odor generated when the material scattering spray pipe sprays the excrement into the fermentation tank 15; through setting up the fermentation canopy. The odor can be enclosed in the fermentation shed, so that the odor generated in the fermentation tank 15, the sewage collecting tank 16 and the spraying process is prevented from diffusing outwards. The door opening 3 is convenient for a conveyer to enter the fermentation shed to convey and transfer fermented excrement and padding; the ceiling 1 of the fermentation shed is made of transparent materials, and the manure in the fermentation tank 15 can be irradiated by sunlight through the transparent ceiling 1, so that the evaporation of water in the manure is accelerated; every through-hole 5 is located the high position that is close to microorganism heterotopic fermentation bed top edge, and the height of the through-hole 5 of connecting pressure manifold 6 promptly is equivalent with fermentation tank 15's top height, has avoided through-hole 5 position to set up when too high, and the fresh air that gets into in the fermentation canopy directly gets into pressure manifold 6 through-hole 5 and is taken out the problem of fermentation canopy.
In the working process of the fan 7, external fresh air enters the fermentation shed from the door opening 3 and the air inlet pipe 4 at the top of the ceiling 1, so that the air in the fermentation shed is actively ventilated, and the aerobic fermentation of the livestock and poultry manure is met; meanwhile, the fan 7 pumps out odor in the fermentation shed, so that the centralized treatment is facilitated, and the pollution to the surrounding air is reduced. Meanwhile, the air pressure in the fermentation shed is lower than the air pressure at the periphery and the top of the fermentation shed when the fan 7 is started, so that the odor in the fermentation shed can be prevented from overflowing through the door opening 3 and the air inlet pipe 4.
The central axis of the air inlet pipe 4 is vertical to the heterotopic microorganism fermentation bed, and the air outlet of the air inlet pipe 4 is positioned right above the heterotopic microorganism fermentation bed. In the air exhaust process of the fan 7, fresh air entering the fermentation shed from the air inlet pipe is blown vertically to the microorganism heterotopic fermentation tank 15, then is diffused on the surface of the fermentation tank 15 and is pumped out from the through hole 5 of the side wall 2, so that the active mixing probability of excrement and air can be further increased, and the oxygen content in the fermentation process is ensured.
The device also comprises an odor cleaning tank 8 arranged on one side of the fermentation shed, an exhaust pipe 9 is arranged at the top of the odor cleaning tank 8, and an exhaust pipe 10 of the fan 7 extends into the lower part of the liquid level of the odor cleaning tank 8. The main components of the odor of the feces generated in the livestock and poultry breeding process are ammonia gas, carbon dioxide, methane or hydrogen sulfide and the like, different waste gas cleaning solutions are added into the cleaning tank, and the odor pumped by the fan 7 is introduced into the odor cleaning tank 8, so that the absorption and purification of the odor of the feces can be realized; if hydrochloric acid with low concentration is added into the odor cleaning tank 8, ammonia gas can be introduced into the hydrochloric acid with low concentration for adsorption; for example, hydrogen sulfide can be adsorbed by caustic soda solution; or the hypochlorous acid solution is directly adopted, so that the ammonia gas and the hydrogen sulfide gas can be simultaneously treated; the methane can be recycled for the second time, and the carbon dioxide belongs to harmless gas and does not need special treatment; the treated odor can be directly discharged to the outside through the exhaust pipe 9. Therefore, the odor cleaning tank 8 can realize the treatment of various feces and odors, and avoids the problem that the atmosphere is polluted by the existing open-type emission of odors. The odor cleaning tanks 8 can be respectively built at two sides adjacent to the door opening 3, and the exhaust pipes 10 of the two fans 7 can be uniformly connected into one odor cleaning tank 8.
The side wall 2 is provided with a ventilation opening 11 at a position close to the ceiling 1, and the ventilation opening 11 is provided with an adjustable grille 12 capable of adjusting the wind direction of the inlet wind. The arrangement of the vent 11 and the adjustable grating 12 can ensure that fresh air outside the fermentation shed is blown into the fermentation shed from the side wall 2, and the angle of the adjustable grating 12 is adjusted to ensure that the air in the vent 11 is vertical to the fermentation tank 15, so that fresh air enters each part in the fermentation tank 15, and the contact area between excrement or aerobic microorganisms and oxygen is further increased.
A resistance wire 13 connected with a power supply in series is arranged in the air inlet pipe 4, and a control switch is connected between the resistance wire 13 and the power supply in series. The resistance wire 13 can be started or closed by an over-control switch; when the temperature is lower, the resistance wire 13 is connected with a power supply, fresh air entering the fermentation shed is heated by the resistance wire 13, and the temperature of the excrement in the fermentation tank 15 is raised, so that the fermentation and proliferation of aerobic microorganisms are facilitated by controlling a proper temperature, and the fermentation rate of the excrement is increased; can also accelerate the evaporation of water in the excrement and shorten the drying time of the excrement. When hot air is not required to be added, the control switch is turned off to cut off the power supply of the resistance wire 13.
The top of the air inlet pipe 4 is provided with a rain cover 14 to prevent rainwater from entering the fermentation tank 15 through the air inlet pipe 4.
The embodiment of the present invention is the above. The specific parameters in the above embodiments and examples are only for the purpose of clearly showing the verification process of the present invention, and are not used to limit the protection scope of the present invention, which is still subject to the claims, and all the equivalent structural changes made by using the contents of the specification and drawings of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a deodorizing device for microorganism ectopic fermentation bed, is including being used for covering the fermentation canopy of microorganism ectopic fermentation bed which characterized in that: the fermentation shed is mainly formed by enclosing a ceiling (1) and four side walls (2), wherein one side wall (2) is provided with a door opening (3), the ceiling (1) is made of transparent materials, and the top of the ceiling (1) is provided with a plurality of air inlet pipes (4) communicated with the interior of the fermentation shed; two adjacent door openings (3) all are provided with a plurality of through-holes (5) on lateral wall (2), every through-hole (5) are located the high position that is close to microorganism ectopic fermentation bed top edge, each lateral wall (2) through-hole (5) communicate with fan (7) through pressure manifold (6).
2. The deodorization apparatus for a microorganism ectopic fermentation bed according to claim 1, wherein: the central axis of the air inlet pipe (4) is perpendicular to the heterotopic microorganism fermentation bed, and the air outlet of the air inlet pipe (4) is positioned right above the heterotopic microorganism fermentation bed.
3. The deodorization apparatus for a microorganism ectopic fermentation bed according to claim 1, wherein: still including set up in fermentation shed one side odor cleaning tank (8), blast pipe (9) are installed at the top of odor cleaning tank (8), exhaust pipe (10) of fan (7) stretch into the liquid level below of odor cleaning tank (8).
4. The deodorization apparatus for a microorganism ectopic fermentation bed according to claim 1, wherein: the side wall (2) is provided with a vent (11) at a position close to the ceiling (1), and the vent (11) is provided with an adjustable grid (12) capable of adjusting the air inlet direction.
5. The deodorization apparatus for a microorganism ectopic fermentation bed according to claim 1, wherein: a resistance wire (13) connected with a power supply in series is arranged in the air inlet pipe (4), and a control switch is connected between the resistance wire (13) and the power supply in series.
6. The deodorization apparatus for a microorganism ectopic fermentation bed according to claim 1, wherein: the top of the air inlet pipe (4) is provided with a rainproof cover (14).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921385117.0U CN210544223U (en) | 2019-08-23 | 2019-08-23 | Deodorization device for microorganism ectopic fermentation bed |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921385117.0U CN210544223U (en) | 2019-08-23 | 2019-08-23 | Deodorization device for microorganism ectopic fermentation bed |
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| CN210544223U true CN210544223U (en) | 2020-05-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112110623A (en) * | 2020-09-27 | 2020-12-22 | 归尚(上海)新能源科技有限公司 | Livestock and poultry manure biological deodorization device |
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- 2019-08-23 CN CN201921385117.0U patent/CN210544223U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112110623A (en) * | 2020-09-27 | 2020-12-22 | 归尚(上海)新能源科技有限公司 | Livestock and poultry manure biological deodorization device |
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