CN110476819B - A air optimization house structure for out of scale beasts and birds are bred house - Google Patents
A air optimization house structure for out of scale beasts and birds are bred house Download PDFInfo
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- CN110476819B CN110476819B CN201910750356.XA CN201910750356A CN110476819B CN 110476819 B CN110476819 B CN 110476819B CN 201910750356 A CN201910750356 A CN 201910750356A CN 110476819 B CN110476819 B CN 110476819B
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- ammonia absorption
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- absorption liquid
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- 238000005457 optimization Methods 0.000 title claims description 10
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 293
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 149
- 239000000428 dust Substances 0.000 claims abstract description 30
- 238000000889 atomisation Methods 0.000 claims abstract description 28
- 238000001179 sorption measurement Methods 0.000 claims abstract description 24
- 244000144972 livestock Species 0.000 claims abstract description 19
- 239000000126 substance Substances 0.000 claims abstract description 18
- 244000144977 poultry Species 0.000 claims abstract description 16
- 210000002489 tectorial membrane Anatomy 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims description 127
- 238000010521 absorption reaction Methods 0.000 claims description 99
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 79
- 238000003860 storage Methods 0.000 claims description 47
- 238000005507 spraying Methods 0.000 claims description 20
- 239000002253 acid Substances 0.000 claims description 17
- 239000003463 adsorbent Substances 0.000 claims description 15
- 239000007921 spray Substances 0.000 claims description 15
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 238000011084 recovery Methods 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 4
- 239000007789 gas Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 description 10
- 238000009395 breeding Methods 0.000 description 6
- 230000001488 breeding effect Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000011449 brick Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000000419 plant extract Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000006041 probiotic Substances 0.000 description 1
- 235000018291 probiotics Nutrition 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000012629 purifying agent Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
- A01K1/0047—Air-conditioning, e.g. ventilation, of animal housings
- A01K1/0052—Arrangement of fans or blowers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/406—Ammonia
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Housing For Livestock And Birds (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses an air optimizing house structure for the outside of a large-scale livestock and poultry raising house, which comprises a folding push-pull film structure (25), wherein two ends of the folding push-pull film structure (25) are connected with an outer wall (30) of the raising house with an in-house negative pressure fan (3) and an exhaust fan supporting wall (26) with a secondary exhaust fan (22) to form a closed air optimizing house outer frame; the inner space of the folding push-pull tectorial membrane structure (25) is sequentially divided into an atomization dust removing room (4) capable of atomizing dust removing, a chemical ammonia removing room (17) capable of chemically removing ammonia and a physical adsorption room (21) capable of physically adsorbing other odor gases from an outer wall (30) of the cultivation house to an exhaust fan supporting wall (26), and the air dust pumped by the negative pressure fan (3) in the house is discharged out of the house structure through a secondary exhaust fan (22) after being treated. The invention can quickly purify the air exhausted from the livestock house and reduce the influence on the surrounding environment.
Description
Technical Field
The invention relates to an air optimizing house structure, in particular to an air optimizing house structure for the outside of a large-scale livestock and poultry breeding house.
Background
With the large-scale development of livestock and poultry breeding industry, the problem of harmful gas emission in livestock and poultry becomes more and more prominent, and the survival problem of the large-scale livestock and poultry breeding farm is directly affected. Therefore, how to optimize the quality of the discharged air of the large-scale cultivation house and reduce the emission of the odor of the large-scale cultivation to the external environment become key problems for restricting the development of the large-scale cultivation industry.
The existing livestock and poultry raising industry has a lot of methods for improving the air quality in the livestock and poultry houses, researchers adopt methods of feeding fermented feed, enzyme preparation, plant extracts and the like, spraying adsorbents, probiotics and the like in the houses to reduce the ammonia gas production, but the cost is high, the degree of automation is low, and the external exhaust gas optimizing effect is extremely limited; researchers also adopt roof exhaust + biological filtration "," roof exhaust + wet curtain water adsorption "," roof exhaust + house internal adsorption "to remove ammonia, but add such equipment, must strengthen roof bearing capacity, the cost is higher, and there is the electric potential safety hazard in the beasts and birds house. Researchers also establish a plurality of layers of sun-shading net + spraying system or wet curtain + spraying system air channels at the position of about 3 meters by means of the function of pumping and exhausting air of the negative pressure fan in the house, but the problems of low automation degree, poor uniformity of water curtain (net) infiltration, overlarge consumption of water resources and energy consumption, insufficient ammonia absorption, poor fixed utilization rate, limited optimizing efficiency of air outside the house, unstable optimizing capability, perishable contact media, limited ammonia absorption capability and the like still exist.
Disclosure of Invention
The invention aims at solving the problems in the prior art and provides an air optimizing house structure for the outside of a large-scale livestock and poultry breeding house, which can be connected with the outer wall of the breeding house at the negative pressure fan side of the breeding house so as to quickly purify the quality of air exhausted from the outside of the livestock and poultry house and improve the influence of a farm on the surrounding environment.
The invention aims at solving the problems through the following technical scheme:
a air optimization house structure for out of scale beasts and birds breed house, its characterized in that: the house structure comprises a folding push-pull film structure, wherein two ends of the folding push-pull film structure are respectively connected with an outer wall of a cultivation house with a negative pressure fan in the house and an exhaust fan supporting wall with a secondary exhaust fan through connecting pieces to form a closed air optimization house outer frame; the inner space of the folding push-pull tectorial membrane structure is sequentially divided into an atomization dust removing room, a chemical ammonia removing room and a physical adsorption room from the outer wall of the cultivation house to the supporting wall of the exhaust fan, the atomization dust removing room is used for atomizing and removing air dust pumped by a negative pressure fan in the house through densely distributed atomization water, the chemical ammonia removing room is used for chemically removing ammonia from the air after dust removal through a rice-shaped grid with ammonia absorption liquid on the surface and a wet curtain, a porous adsorbent arranged in the physical adsorption room is used for adsorbing other odor gases on the air after ammonia removal, and the air after physical adsorption is finally exhausted out of the house structure through a secondary exhaust fan.
The wet curtain is distributed in a U shape and separates a chemical ammonia removal room and a physical adsorption room.
An atomization micro-spray net is arranged at the top of the atomization dust-removing room and is communicated with a water storage tank through a spray water inlet pipe with a booster water pump at the water inlet side and a pressure regulating switch; the ground of the atomization dust-removing room is provided with a return water tank with a V-shaped slope, and the return water tank is communicated with the water storage tank through a return water pipe provided with a return water filter screen.
The water storage tank is internally provided with a water level controller and a water inlet pipe, and a water outlet pipe with a water suction pump is arranged on the tank wall of the water storage tank below the water inlet pipe.
The chemical ammonia removal room comprises a grid ammonia absorption area and a wet curtain ammonia absorption area, wherein the wet curtain ammonia absorption area is U-shaped and wraps the grid ammonia absorption area.
The grid ammonia absorbing area comprises a grid support, the grid support is densely filled with rice-shaped grids and is fixedly provided with a spraying pipe network, the spraying pipe network is communicated with an ammonia absorbing liquid storage pool through an ammonia absorbing liquid inlet pipe with an ammonia absorbing liquid booster pump and a timing switch, and the spraying pipe network sprays ammonia absorbing liquid to the rice-shaped grids so that the ammonia absorbing liquid is attached to the rice-shaped grids; the grid support is positioned on an ammonia absorption liquid recovery pool with a V-shaped slope in the grid ammonia absorption area, and the ammonia absorption liquid recovery pool is communicated with the ammonia absorption liquid storage pool through a liquid return pipe provided with a liquid return filter screen.
The wet curtain ammonia absorbing area comprises a plurality of layers of grooves which are arranged in a U shape, the bottoms of the grooves are flat and provided with liquid outlet holes, the wet curtain is vertically arranged between the upper and lower adjacent grooves, and the bottoms of the wet curtains are immersed in ammonia absorbing liquid in the grooves; the starting end of the groove is airtight and is communicated with an ammonia absorption liquid inlet pipe through a branch pipe, the liquid inlet end of the ammonia absorption liquid inlet pipe with an ammonia absorption liquid booster pump and a timing switch is communicated with an ammonia absorption liquid storage tank, the ammonia absorption liquid outlet at the tail end of the groove is respectively communicated with an ammonia absorption liquid return pipe, the tail end of the ammonia absorption liquid return pipe is connected with a groove type liquid collecting disc, and the groove type liquid collecting disc is communicated with the ammonia absorption liquid storage tank through a liquid guide pipe.
The outer side of the lower part of the wet curtain is provided with a supporting structure for supporting the wet curtain, and the supporting structure is a wet curtain supporting wall or a wet curtain supporting frame.
The ammonia absorption liquid storage tank side be equipped with the acid storage pond, the acid storage pond is linked together with the ammonia absorption liquid storage tank through the play sour pipe that has the acidizing fluid booster pump, the ammonia absorption liquid storage tank on be equipped with liquid level controller and the pH controller that can open and close the acidizing fluid booster pump and have the drain pipe of drainage pump.
A net bag support is arranged in the physical adsorption room, and an adsorbent net bag filled with a porous adsorbent is paved on the net bag support.
The folding push-and-pull tectorial membrane structure comprises a galvanized pipe bracket capable of being folded and pushed, a rain-proof shed cloth and a connecting piece, wherein the rain-proof shed cloth wraps the galvanized pipe bracket to form a semi-sealed folding push-and-pull tectorial membrane structure with an opening at the end along the extending direction of the galvanized pipe bracket, and the connecting piece at the two ends of the galvanized pipe bracket is used for connecting an outer wall of a cultivation house with a negative pressure fan in the house and an exhaust fan supporting wall with a secondary exhaust fan.
Compared with the prior art, the invention has the following advantages:
the air optimizing house structure can sequentially remove dust, ammonia and other odor gases in different airtight channels, increases the contact area of the external exhaust gas optimizing process, reduces the mutual influence of the reaction processes of dust, ammonia and other odor gases in the external exhaust air, and ensures that a wet curtain is not influenced by dust blockage; the closed channel is stretched and fixed when air optimization is needed, and is retracted when not used, so that production activities such as pig output and fan maintenance of the pig house are not affected, and the stretching length of the channel can be properly adjusted according to the wind resistance of the negative pressure fan of the pig house; the air optimizing house structure can quickly purify the quality of air exhausted outside the livestock house, and improve the influence of a farm on the surrounding environment.
Drawings
FIG. 1 is a schematic plan view of an air-optimizing house structure of the present invention;
FIG. 2 is a schematic elevation view of the air optimizing house structure of the present invention;
FIG. 3 is a schematic view of a longitudinal cross-sectional structure of an atomization dust removing room and an outer wall of a cultivation house of the air optimizing house structure;
FIG. 4 is a schematic view of a longitudinal cross-sectional structure of a chemical ammonia removal booth for an air-optimized house structure according to the present invention;
FIG. 5 is a schematic view of the wet ply arrangement of the air-optimized house structure of the present invention;
FIG. 6 is a schematic view of a longitudinal cross-sectional structure of a physical adsorption chamber of the air-optimized house structure of the present invention;
FIG. 7 is a schematic view of a longitudinal cross-sectional structure of the exhaust fan support wall of the air-optimized house structure of the present invention in combination with a folding push-pull film structure;
FIG. 8 is an enlarged schematic view of the portion A of FIG. 1;
FIG. 9 is an enlarged schematic view of portion B of FIG. 1;
FIG. 10 is a schematic diagram of a cross-sectional structure of a groove of an air-optimizing house structure of the present invention;
FIG. 11 is a schematic elevational view of a folded push-pull film structure of the air-optimized house structure of the present invention;
fig. 12 is a schematic cross-sectional structure of a galvanized pipe bracket of the air-optimized house structure of the present invention.
Wherein 1-atomizing micro-spraying net; 2-a water storage pool; 2-1-spraying water inlet pipe; 2-a booster water pump; 2-3-pressure regulating switch; 2-4, a water level controller; 2-5 parts of a water inlet pipe; 2-6, a water outlet pipe; 2-7-a water pump; 3-a negative pressure fan in the house; 4-an atomization dust removing room; 5-a water return tank; 6-an ammonia absorption liquid storage pool; 6-1-a liquid level controller; 6-2-a pH controller; 6-3, namely a liquid outlet pipe; 6-4-a liquid discharge pump; 6-5-catheter; 6-ammonia absorption liquid booster pump; 6-7, a timing switch; 7-an acid storage pool; 7-1, an acid outlet pipe; 7-2-acid liquor booster pump; 8-grid support; 9-an ammonia absorption liquid inlet pipe; 10-spraying pipe network; 11-m-shaped grid; 12-groove; 12-1-ammonia absorption liquid outlet; 12-2, an ammonia absorption liquid return pipe; 12-3-ammonia absorption liquid; 13-an ammonia absorption liquid recovery tank; 14-wet curtain support wall; 15-a trough-type drip pan; 16-wet curtain; 17-chemical ammonia removal room; 18-wet curtain support; 19-a net bag bracket; 20-an adsorbent net bag; 21-physical adsorption room; 22-a secondary exhaust fan; 23-a water return pipe; 24-a liquid return pipe; 25-folding push-pull film structure; 26-an exhaust fan supporting wall; 27-a connector; 28-galvanized pipe brackets; 29-rain-proof tarpaulin; 30-the outer wall of the cultivation house.
Detailed Description
The invention is further described below with reference to the drawings and examples.
As shown in fig. 1-12: the utility model provides an air optimization house structure for external of scale beasts and birds cultivation house, this house structure includes folding push-and-pull tectorial membrane structure 25, and the both ends of this folding push-and-pull tectorial membrane structure 25 are respectively with the cultivation house outer wall 30 that has the negative pressure fan 3 in the house and the exhaust fan support wall 26 that has secondary exhaust fan 22 to be connected and constitute a inclosed air optimization house frame through connecting piece 27; the inner space of the folding push-pull tectorial membrane structure 25 sequentially comprises an atomization dust removing room 4, a chemical ammonia removing room 17 and a physical adsorption room 21 from an outer wall 30 of the cultivation house to an exhaust fan supporting wall 26, wherein the atomization dust removing room 4 performs atomization dust removing on air dust pumped by a negative pressure fan 3 in the house through densely distributed atomization water, the chemical ammonia removing room 17 performs chemical ammonia removing on the dust removed air through a rice-shaped grid 11 with ammonia absorption liquid 12-3 on the surface and a wet curtain 16, a porous adsorbent arranged in the physical adsorption room 21 performs other odor gas adsorption on the ammonia removed air, and the physically adsorbed air is discharged out of the house structure through a secondary exhaust fan 22; in this house structure, the wet curtain 16 is located in a U-shaped distribution between the chemical ammonia removal compartment 17 and the physical adsorption compartment 21.
As shown in fig. 11-12, the folding push-pull film covering structure 25 comprises a galvanized pipe bracket 28 capable of folding and pushing, a rainproof shed cloth 29 and connecting pieces 27, wherein the rainproof shed cloth 29 is wrapped on the galvanized pipe bracket 28 to form a semi-sealing film covering structure 25 with two open ends capable of being longitudinally pushed and pulled and folded, namely, the folding push-pull film covering structure 25 is a tent structure with two longitudinal sides and a closed foldable push-pull movable ceiling, and the connecting pieces 27 positioned at the two ends of the galvanized pipe bracket 28 are used for connecting an external wall 30 of a cultivation house with a negative pressure fan 3 in the house and an exhaust fan supporting wall 26 with a secondary exhaust fan 22. The airtight channel of the folding push-pull tectorial membrane structure 25 is stretched and fixed when air optimization is needed, and is retracted when not in use, so that production activities such as pig production, fan maintenance and the like of the pig house are not affected, and the stretching length of the channel can be properly adjusted according to the wind resistance of the negative pressure fan 3 in the pig house.
As shown in fig. 1-2 and 3, an atomization micro-spray net 1 is arranged at the top of an atomization dust-removing room 4, the atomization micro-spray net 1 is communicated with a water storage tank 2 through a spray water inlet pipe 2-1 with a booster water pump 2-2 at the water inlet side, a pressure regulating switch 2-3 is arranged on the booster water pump 2-2, and the spray starting and the pressure of the atomization micro-spray net 1 can be realized by regulating the power of the booster water pump 2-2 through the pressure regulating switch 2-3 according to requirements so as to ensure the dust removing effect and the dust removing quality; the ground of the atomization dust-removing room 4 is provided with a water return tank 5 with a V-shaped slope, the water return tank 5 is communicated with the water storage tank 2 through a water return pipe 23 provided with a water return filter screen, the slope structure is beneficial to water return of the water return tank 5, and the water return filter screen is arranged in the water return pipe 23 so as to improve water return quality and use efficiency.
As shown in fig. 8, a water level controller 2-4 and a water inlet pipe 2-5 are arranged in the water storage tank 2, and a water outlet pipe 2-6 with a water suction pump 2-7 is arranged on the wall of the water storage tank 2 below the water inlet pipe 2-5; the water purifying agent can be regularly put in the water storage tank 2, when the water quantity of the water storage tank 2 is insufficient, the water level controller 2-4 reminds timely water replenishing, and when the water storage tank 2 needs to be cleaned, cleaning liquid is timely discharged through the water suction pump 2-7.
As shown in fig. 1-2 and 4-5, the chemical ammonia removal room 17 comprises a grid ammonia absorption area and a wet curtain ammonia absorption area, wherein the wet curtain ammonia absorption area is U-shaped and wraps the grid ammonia absorption area. The grid ammonia absorption area comprises a grid support 8, the grid support 8 is densely filled with rice-shaped grids 11 and is fixedly provided with a spray pipe network 10, and the height and the number of the rice-shaped grids 11 paved on the grid support 8 can be adjusted according to the requirement so as to ensure the ammonia absorption liquid diffusion range and the ammonia absorption effect; the spraying pipe network 10 is horizontally and vertically uniformly distributed along the longitudinal direction of the house structure, the spraying pipe network 10 is communicated with the ammonia absorption liquid storage tank 6 through an ammonia absorption liquid inlet pipe 9 with an ammonia absorption liquid booster pump 6-6 at the liquid inlet end, a timing switch 6-7 is arranged on the ammonia absorption liquid booster pump 6-6, the spraying pipe network 10 sprays ammonia absorption liquid to the rice-shaped grid 11 to enable the ammonia absorption liquid to be attached to the rice-shaped grid 11, and the starting time interval and the water yield of the spraying pipe network 10 can be adjusted by controlling the timing switch 6-7 on the ammonia absorption liquid booster pump 6-6 so as to ensure the ammonia removal effect and quality; the grid support 8 is positioned above the ammonia absorption liquid recovery tank 13 with the ∈shaped slope in the grid ammonia absorption area, the ammonia absorption liquid recovery tank 13 is communicated with the ammonia absorption liquid storage tank 6 through the liquid return pipe 24 provided with the liquid return filter screen, the slope structure is beneficial to ammonia absorption liquid backflow, and the water return filter screen is arranged in the liquid return pipe 24, so that the use efficiency of ammonia absorption liquid can be improved.
As shown in fig. 1-2, 4-5 and 10, the wet curtain ammonia absorbing area comprises a plurality of layers of grooves 12 which are arranged in a U shape in the horizontal direction, a group of U-shaped grooves 12 are arranged every 60-80cm in the vertical direction, liquid outlet holes are reserved at the bottoms of the grooves 12, the wet curtain 16 is vertically distributed between the grooves 12 which are adjacent up and down, and the bottoms of the wet curtain 16 are immersed in ammonia absorbing liquid 12-3 in the grooves 12; the starting end of the groove 12 is sealed and is respectively communicated with an ammonia absorption liquid inlet pipe 9 through a branch pipe, and the liquid inlet end of the ammonia absorption liquid inlet pipe 9 with an ammonia absorption liquid booster pump 6-6 and a timing switch 6-7 is communicated with an ammonia absorption liquid storage tank 6; the ammonia absorption liquid return pipe 12-2 is connected with the ammonia absorption liquid outlet 12-1 at the tail end of the groove 12 in sequence and then is connected with the groove type liquid collecting disc 15, and the groove type liquid collecting disc 15 is communicated with the ammonia absorption liquid storage tank 6 through the liquid guide pipe 6-5, so that ammonia absorption liquid is recovered.
In the aspect of component arrangement of an ammonia absorption area of the wet curtain, a water outlet is reserved at the bottom of the groove 12, and the arrangement can ensure that the ammonia absorption liquid on the wet curtain 16 is uniform in wettability and large enough in diffusion range, ensure the effective contact area of the wet curtain 16 and air, and is beneficial to fully exerting the ammonia absorption efficiency of the ammonia absorption liquid; and the grooves 12 are generally inclined by 1-3 deg. so that the ammonia absorption liquid at the end of the grooves 12 flows out of the ammonia absorption liquid outlet 12-1. Further, a support structure for supporting the wet curtain 16, which is the wet curtain support wall 14 or the wet curtain support 18, is provided at the lower outer side of the wet curtain 16.
As shown in fig. 1-2 and 9, an acid storage tank 7 is arranged beside the ammonia absorption liquid storage tank 6, the acid storage tank 7 is communicated with the ammonia absorption liquid storage tank 6 through an acid outlet pipe 7-1 with an acid liquor booster pump 7-2, a liquid level controller 6-1 capable of starting and stopping the acid liquor booster pump 7-2, a pH controller 6-2 and a liquid outlet pipe 6-3 with a liquid outlet pump 6-4 are arranged on the ammonia absorption liquid storage tank 6, and the liquid outlet pump 6-4 is controlled by the pH controller 6-2. When the liquid level in the ammonia absorption liquid storage tank 6 is low, acid liquid can be timely supplemented through the acid liquid booster pump 7-2; when the liquid level in the ammonia absorption liquid storage tank 6 is stable, but the pH value is too high, the ammonia absorption liquid 12-3 can be discharged outside through the liquid discharge pump 6-4, and the acid liquor booster pump 7-2 supplements acid liquor to reduce the pH value, so that the high-efficiency ammonia absorption capacity of the ammonia absorption liquid 12-3 is ensured.
As shown in fig. 1-2 and 6-7, a net support 19 is arranged in the physical adsorption room 21, the adsorbent net 20 filled with porous adsorbent is flatly laid on the net support 19, and the number and the service life of the adsorbent net 20 can be adjusted; the physical adsorption room 21 can adjust the adsorbent contact area and the adsorption effect as required.
In the air optimizing house structure of the present invention, the wet curtain support wall 14 is generally a mixed brick structure of 40-50cm, and the exhaust fan support wall 26 is generally a mixed brick structure of 120-150cm in height. The scheme can save the capital cost and is convenient for the fixed installation of the folding push-pull film-covered structure, the wet curtain structure and the fan; the secondary exhaust fan 22 is arranged on the exhaust fan supporting wall 26, so that exhaust wind resistance of various devices to the negative pressure fan 3 in the house can be weakened, and the exhaust air quantity in the house can be effectively ensured. The ammonia absorption liquid 12-3 is dilute acid solution, the wet curtain 16 is made of plastic honeycomb, and the rice-shaped grid 11 is made of rice-shaped PVC plastic; on one hand, the ammonia removal contact medium is prevented from being corroded for a long time, on the other hand, the contact area of the contact medium and ammonia removal air is increased, the acid-base neutralization reaction is ensured to fully occur, and the ammonia removal efficiency is improved.
When the air optimizing house structure is used, firstly, the film covering structure 25 is pushed and pulled to a proper length according to the requirement, one end of the film covering structure is fixed on the outer wall 30 of the cultivation house, the other end of the film covering structure is fixed on the supporting wall 26 of the exhaust fan, the negative pressure fan 3 in the house starts to exhaust air, and the secondary exhaust fan 22 properly adjusts the exhaust air quantity according to the windage condition; the booster water pump in the atomization dust removing room 4 is started, and the spraying quantity of the atomization micro-spraying net 1 is sequentially regulated through the booster water pump 2-2 and the pressure regulating switch 2-3 according to the dust removing requirement, so that the dust removing effect is ensured; the dedusting air reaches a chemical ammonia removal room 17, the spraying pipe network 10 sprays ammonia absorption liquid and the wet curtain 16 infiltrates the ammonia absorption liquid, and the supply quantity of the spraying ammonia absorption liquid is sequentially regulated through the timing switch 6-7 and the ammonia absorption liquid booster pump 6-6 according to the ammonia removal requirement, so that the ammonia removal effect is ensured; the ammonia-removing air is fully ammonia-removed to the physical adsorption room 21, fully contacted and adsorbed with the adsorbent in the adsorbent net bag 20, and discharged to the outside through the secondary exhaust fan 22.
The air optimizing house structure can sequentially remove dust, ammonia and other odor gases in different airtight channels, increases the contact area of the external exhaust gas optimizing process, reduces the mutual influence of the reaction processes of dust, ammonia and other odor gases in the external exhaust air, and ensures that a wet curtain is not influenced by dust blockage; the closed channel is stretched and fixed when air optimization is needed, and is retracted when not used, so that production activities such as pig output and fan maintenance of the pig house are not affected, and the stretching length of the channel can be properly adjusted according to the wind resistance of the negative pressure fan of the pig house; the air optimizing house structure can quickly purify the quality of the air exhausted outside the livestock house, and improve the influence of the farm on the surrounding environment
The above embodiments are only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited by the above embodiments, and any modification made on the basis of the technical scheme according to the technical idea of the present invention falls within the protection scope of the present invention; the technology not related to the invention can be realized by the prior art.
Claims (8)
1. A air optimization house structure for out of scale beasts and birds breed house, its characterized in that: the house structure comprises a folding push-pull film covering structure (25), wherein two ends of the folding push-pull film covering structure (25) are respectively connected with an outer wall (30) of a cultivation house with an internal negative pressure fan (3) and an exhaust fan supporting wall (26) with a secondary exhaust fan (22) through connecting pieces (27) to form a closed air optimizing house outer frame; the inner space of the folding push-pull tectorial membrane structure (25) is sequentially divided into an atomization dust removing room (4), a chemical ammonia removing room (17) and a physical adsorption room (21) from an outer wall (30) of the cultivation house to an exhaust fan supporting wall (26), the atomization dust removing room (4) performs atomization dust removing on air dust pumped by a negative pressure fan (3) in the house through densely distributed atomization water, the chemical ammonia removing room (17) performs chemical ammonia removing on the air after dust removing through a rice-shaped grid (11) with ammonia absorption liquid (12-3) on the surface and a wet curtain (16), a porous adsorbent arranged in the physical adsorption room (21) performs other odor gas adsorption on the air after ammonia removing, and finally the air after physical adsorption is exhausted out of the house structure through a secondary exhaust fan (22); the wet curtain (16) is distributed in a U shape and separates a chemical ammonia removal room (17) and a physical adsorption room (21); the chemical ammonia removal room (17) comprises a grid ammonia absorption area and a wet curtain ammonia absorption area, wherein the wet curtain ammonia absorption area is U-shaped and wraps the grid ammonia absorption area; the grid ammonia absorbing region comprises a grid support (8), a rice-shaped grid (11) is densely filled on the grid support (8) and is fixedly provided with a spraying pipe network (10), the spraying pipe network (10) is communicated with an ammonia absorbing liquid storage pool (6) through an ammonia absorbing liquid inlet pipe (9) with an ammonia absorbing liquid booster pump (6-6) and a timing switch (6-7), and the spraying pipe network (10) sprays ammonia absorbing liquid to the rice-shaped grid (11) so that the ammonia absorbing liquid is uniformly attached to the rice-shaped grid (11); the grid support (8) is positioned on an ammonia absorption liquid recovery pool (13) with a V-shaped slope in the grid ammonia absorption area, and the ammonia absorption liquid recovery pool (13) is communicated with the ammonia absorption liquid storage pool (6) through a liquid return pipe (24) provided with a liquid return filter screen.
2. An air-optimized house structure for use outside a large-scale livestock and poultry raising house as claimed in claim 1, wherein: an atomization micro-spray net (1) is arranged at the top of the atomization dust-removing room (4), and the atomization micro-spray net (1) is communicated with a water storage tank (2) through a spray water inlet pipe (2-1) with a booster water pump (2-2) at the water inlet side and a pressure regulating switch (2-3); the ground of the atomization dust-removing room (4) is provided with a backwater pool (5) with a V-shaped slope, and the backwater pool (5) is communicated with the water storage pool (2) through a backwater pipe (23) provided with a backwater filter screen.
3. An air-optimized house structure for use outside a large-scale livestock and poultry raising house as claimed in claim 2, wherein: the water storage tank (2) is internally provided with a water level controller (2-4) and a water inlet pipe (2-5), and a water outlet pipe (2-6) with a water suction pump (2-7) is arranged on the tank wall of the water storage tank (2) below the water inlet pipe (2-5).
4. An air-optimized house structure for use outside a large-scale livestock and poultry raising house as claimed in claim 1, wherein: the wet curtain ammonia absorption area comprises a plurality of layers of grooves (12) which are arranged in a U shape, wherein liquid outlet holes are reserved at the bottoms of the grooves (12) in a flat mode, the wet curtains (16) are vertically arranged between the grooves (12) adjacent to each other up and down, and the bottoms of the wet curtains (16) are immersed in ammonia absorption liquid (12-3) in the grooves (12); the starting end of the groove (12) is sealed and communicated with an ammonia absorption liquid inlet pipe (9) through a branch pipe, the liquid inlet end of the ammonia absorption liquid inlet pipe (9) with an ammonia absorption liquid booster pump (6-6) and a timing switch (6-7) is communicated with an ammonia absorption liquid storage pool (6), an ammonia absorption liquid outlet (12-1) at the tail end of the groove (12) is respectively communicated with an ammonia absorption liquid return pipe (12-2), the tail end of the ammonia absorption liquid return pipe (12-2) is connected into a groove-type liquid collecting disc (15), and the groove-type liquid collecting disc (15) is communicated with the ammonia absorption liquid storage pool (6) through a liquid guide pipe (6-5).
5. The air-optimized house structure for use outside a large-scale livestock and poultry raising house as set forth in claim 4, wherein: the lower part and the outer side of the wet curtain (16) are provided with supporting structures for supporting the wet curtain (16), and the supporting structures are wet curtain supporting walls (14) or wet curtain supporting frames (18).
6. An air-optimized house structure for use outside a large-scale livestock and poultry raising house as set forth in any one of claims 1, 4 or 5, wherein: the ammonia absorption liquid storage tank (6) side be equipped with acid storage tank (7), acid storage tank (7) are linked together with ammonia absorption liquid storage tank (6) through play sour pipe (7-1) that have acidizing fluid booster pump (7-2), ammonia absorption liquid storage tank (6) on be equipped with liquid level controller (6-1) and pH controller (6-2) that can open and close acidizing fluid booster pump (7-2), and have drain pipe (6-3) of drainage pump (6-4).
7. An air-optimized house structure for use outside a large-scale livestock and poultry raising house as claimed in claim 1, wherein: a net bag support (19) is arranged in the physical adsorption room (21), and an adsorbent net bag (20) filled with porous adsorbents is flatly paved on the net bag support (19).
8. An air-optimized house structure for use outside a large-scale livestock and poultry raising house as claimed in claim 1, wherein: folding push-and-pull tectorial membrane structure (25) include galvanized pipe support (28), weather proof canopy cloth (29) and connecting piece (27) that can fold the push-and-pull, weather proof canopy cloth (29) parcel constitutes one along galvanized pipe support (28) open-ended semi-sealed folding push-and-pull tectorial membrane structure (25) of extension direction, connecting piece (27) that are located galvanized pipe support (28) both ends are used for connecting breed house outer wall (30) and exhaust fan supporting wall (26) that have in house negative pressure fan (3) and have secondary exhaust fan (22) on galvanized pipe support (28).
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| CN111007906A (en) * | 2019-12-11 | 2020-04-14 | 武汉市红之星农牧机械有限公司 | Pigsty environment control system and method |
| CN110946115B (en) * | 2019-12-27 | 2022-03-01 | 江苏省农业科学院 | Pig raising method adopting detachable cleaning wet curtain |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008061632A (en) * | 2006-09-04 | 2008-03-21 | Shigeto Matsuo | Closed-type clean poultry house |
| CN203985424U (en) * | 2014-07-07 | 2014-12-10 | 广东温氏食品集团股份有限公司 | A kind of fowl animal house odor removal |
| CN104756884A (en) * | 2015-04-02 | 2015-07-08 | 广州金鹏环保工程有限公司 | Raising and purification integrated environment-friendly livestock house |
| CN204563883U (en) * | 2015-04-01 | 2015-08-19 | 南京农业大学淮安研究院 | The absorption plant of ammonia in poultry house |
| JP2017023206A (en) * | 2015-07-16 | 2017-02-02 | 株式会社フジコー | Livestock farming environment maintenance equipment |
| CN206136869U (en) * | 2016-10-09 | 2017-05-03 | 南京农业大学淮安研究院 | Supplementary exhaust device of beasts and birds house |
| CN108668946A (en) * | 2018-07-20 | 2018-10-19 | 江苏省家禽科学研究所 | A kind of pouity dwelling place ammonia concentration control system and its control method |
| CN208317791U (en) * | 2018-06-26 | 2019-01-04 | 广东益康生环保设备有限公司 | Novel cultivation gives up end foul smell prevention and control system |
| CN211091182U (en) * | 2019-08-14 | 2020-07-28 | 南京农业大学淮安研究院 | A air optimization house structure for outside house is bred to scale beasts and birds |
-
2019
- 2019-08-14 CN CN201910750356.XA patent/CN110476819B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008061632A (en) * | 2006-09-04 | 2008-03-21 | Shigeto Matsuo | Closed-type clean poultry house |
| CN203985424U (en) * | 2014-07-07 | 2014-12-10 | 广东温氏食品集团股份有限公司 | A kind of fowl animal house odor removal |
| CN204563883U (en) * | 2015-04-01 | 2015-08-19 | 南京农业大学淮安研究院 | The absorption plant of ammonia in poultry house |
| CN104756884A (en) * | 2015-04-02 | 2015-07-08 | 广州金鹏环保工程有限公司 | Raising and purification integrated environment-friendly livestock house |
| JP2017023206A (en) * | 2015-07-16 | 2017-02-02 | 株式会社フジコー | Livestock farming environment maintenance equipment |
| CN206136869U (en) * | 2016-10-09 | 2017-05-03 | 南京农业大学淮安研究院 | Supplementary exhaust device of beasts and birds house |
| CN208317791U (en) * | 2018-06-26 | 2019-01-04 | 广东益康生环保设备有限公司 | Novel cultivation gives up end foul smell prevention and control system |
| CN108668946A (en) * | 2018-07-20 | 2018-10-19 | 江苏省家禽科学研究所 | A kind of pouity dwelling place ammonia concentration control system and its control method |
| CN211091182U (en) * | 2019-08-14 | 2020-07-28 | 南京农业大学淮安研究院 | A air optimization house structure for outside house is bred to scale beasts and birds |
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