CN104289077B - Ammonia purification and collection device for livestock and poultry breeding house - Google Patents
Ammonia purification and collection device for livestock and poultry breeding house Download PDFInfo
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- CN104289077B CN104289077B CN201410561885.2A CN201410561885A CN104289077B CN 104289077 B CN104289077 B CN 104289077B CN 201410561885 A CN201410561885 A CN 201410561885A CN 104289077 B CN104289077 B CN 104289077B
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Abstract
The invention belongs to an ammonia purification and collection device for a livestock and poultry breeding house. The ammonia purification and collection device comprises a water curtain box and an extraction hood, wherein the water curtain box is arranged outside the roof of the livestock and poultry breeding house; the extraction hood is arranged inside the roof and is connected with the water curtain box through a connecting pipe; a water curtain box base is arranged at the bottom of the water curtain box; the exterior of the water curtain box consists of two front-side breathable plates parallel to each other and two side-face breathable plates parallel to each other; a triangular rack is arranged on the top of the water curtain box; a water inlet and a water outlet are formed below the front-side breathable plates; a water tank is arranged at the bottom inside the water curtain box; a wet curtain plate is arranged in the water tank; an annular water pipe is arranged on the wet curtain plate; an axial flow ventilator, a float switch and an air cooler water pump are arranged at the bottom in the water curtain box; an inner air pipe and an outer air pipe are arranged at the lower end of the connecting pipe; and air ducts are arranged on two sides of the bottom of the outer air pipe. According to the device disclosed by the invention, ammonia in the livestock and poultry breeding house enters the water curtain box through the air ducts and is fully contacted with the wet curtain plate, so that the ammonia concentration is effectively reduced. Meanwhile, the ammonia can be cyclically collected by the water curtain box, and the ammonia is conveniently recycled.
Description
Technical field
The invention belongs to a kind of gas recovery unit, particularly relate to a kind of ammonia decontamination for livestock and poultry cultivation house and collection
Device.
Background technology
Along with developing rapidly of China's animal husbandry, animal farm scale, intensive and mechanization degree gradually step up, herding
The most usually there is environment difficulties in village, breeding scale house.The air pollution of livestock and poultry farm distributes in mostling come from plant
The harmful gass such as substantial amounts of ammonia can be produced after odor gas, feces of livestock and poultry and sewage fermentation, cause unit are in breeding house
Interior ammonia emission amount raises, and ammonia is not only easily caused Animal stress, largely effects on the speed of growth and the feedstuff-meat ratio of poultry, and
Severe contamination environment, is to grow mosquitos and flies, bacterial reproduction and the pathophorous source of infection, endangers livestock birds health, just affecting the mankind
Normal production and life.Especially at the winter-spring season of very cold, in order to improve the heat insulation effect of livestock and poultry cultivation house, the most mostly
Number raiser all close door and window to reduce ventilation, and the ammonia level in livestock and poultry cultivation house can be higher, has had a strong impact on poultry
Normal growth, cause the economic loss of raiser, and once arbitrarily exhaust ventilation, in making house, temperature Change is excessive, holds
Easily cause livestock and poultry cold, also result in the waste of the heating and thermal insulation energy simultaneously.
Ammonia in livestock and poultry cultivation house air is organic essentially from poultry gastrointestinal disturbances, fecaluria, food-residue and pad grass etc.
Thing is corrupt, bacterial decomposition body waste produces, be a kind of colourless, poisonous, there is the gas of intense stimulus stink, can feel
Low concentration is 5.3ppm, moist at bedding and padding, acid-base value is suitable, temperature is high, feces many in the case of, ammonia produces faster.Poultry
In house, the content of ammonia depends on stocking density, ventilation situation, earth construction, feeding and management level, excrement dirt removing etc..Ammonia
Aqueous solution is alkalescence, irritant to mucosa, and alkali burn can occur time serious, eyes can be caused to shed tears, causalgia, cornea and conjunctiva
Inflammation, visual disorder.Ammonia enters respiratory tract and can cause that cough, tracheitis, bronchitis, pulmonary edema be hemorrhage, dyspnea, stop up
Breath etc..Ammonia has reproducibility, and the hydrogen atom in its molecule can be replaced one by one by metal, generates metal amide or nitridation
Thing, therefore, ammonia is entered blood by alveolar, can be combined with hemoglobin, makes haemachrome become hematin, reduces blood red egg
White oxygen carrying capacity, the storage of blood alkali and the oxidation susceptibility of haemachrome, thus anemia and histanoxia occur.What ammonia was well recognized as should
Stimulus, is gas the most harmful in poultry house, and ammonia can be induced the generation of the animal various respiratory tract disease such as poultry, pig, can be lured
Lead or improve the sickness rate of dorking abdominal dropsy, under 10-15mg/kg ammonia density, the resistance of animals against infection can be reduced.According to survey
Fixed, when in hen house, the concentration of ammonia reaches 20mg/L, all kinds of commonly encountered diseases, the sickness rate of frequently-occurring disease can improve suddenly, work as concentration
When rising to 50mg/L, the respiratory frequency of chicken can be made to slow down, therefore the egg production of laying hen can reduce, chick weight gains and feed conversion
Rate declines to a great extent.The poultry-farm of one 560,000 scale, can discharge the ammonia of 10.5kg per hour, produce 80000 pigs per year for one
Pig farm, reach more than 130kg to airborne release ammonia per hour, and too much ammonia emission not only cause a large amount of feedstuff money
Source is wasted, and adds ambient pressure.
To this end, people control to have carried out following research to reduction ammonia level in livestock and poultry cultivation house, study one: by rationally
Control the intake of protein in livestock and poultry diet, reduce aminoacid putrefactive microorganisms urase, uricase catalytic action under water
Solve the amount generating ammonia, add in feedstuff simultaneously the silicates such as zeolite powder, bentonite, fermentable carbohydrates, enzyme preparation,
Plant extracts etc. reduce the generation amount of ammonia；Research two: reduce the pH value in feces, dispenses sulphuric acid sub-in dropping-board or manure pit
The fermentation of ferrum suppression feces and decomposition, or add active bacteria formulation, thus effectively reduce the concentration of ammonia；Research three: pass through
Increase livestock and poultry cultivation house height, the antibacterial method such as ammonia system, ammonium sulfate recovery system that presses down of micro-electric current is installed to reduce livestock and poultry cultivation
Ammonia in house.
Although these achievements in research reduce the ammonia level in livestock and poultry cultivation house to a certain extent, purify livestock and poultry cultivation
Air quality in house, but due to itself or operation complexity, or invest excessive, or energy expenditure is too much, is not suitable for middle-size and small-size poultry
Popularization and application in fowl breeding house and small home breeding house.Mostly ammonia density is still utilized in existing livestock and poultry cultivation is given up
Less than air, it is distributed in livestock and poultry cultivation house top, feature soluble in water, is collected by device for collecting ammonia gas and purified ammonia
Gas, and the most structure of existing device for collecting ammonia gas is complicated, it is not easy to operation, later maintenance costly, collects the water of ammonia
Blood circulation is poor, has had a strong impact on except ammonia effect, the winter that especially ammonia concentration is higher in house, it is impossible to reach modern poultry
The cultivation requirement of low ammonia level in fowl breeding house.
Summary of the invention
Present invention aim to overcome that the deficiencies in the prior art provide a kind of ammonia for livestock and poultry cultivation house
Purify and collection device, utilize axial fan to form negative pressure in cascade case, make the ammonia in poultry house be entered by wind groove
Entering cascade case to be fully contacted with wet curtain plate, effectively reduce the content of the interior ammonia of livestock and poultry cultivation house, the water in cascade case can simultaneously
With circulating collection ammonia, facilitate the recycling of ammonia.
The object of the present invention is achieved like this:
A kind of ammonia decontamination for livestock and poultry cultivation house and collection device, including being arranged on outside livestock and poultry cultivation house roof
Cascade case passes through, with being arranged on inside, roof, the draft hood that connecting tube is connected with cascade case, it is characterised in that: described cascade case
Bottom is provided with cascade bottom seat, by the side air permeable plate structure that two parallel front air permeable plates and two are parallel outside cascade case
Becoming, be provided with column between front air permeable plate and side air permeable plate, cascade box top is provided with tripod, and tripod is arranged above with
Having top board, be provided with water inlet and outlet below the air permeable plate of front, cascade case inner bottom part is provided with tank, and tank surrounding is arranged
Having water annulus, be provided with wet curtain plate in water annulus, wet curtain plate is provided above with annular conduit, is provided with bottom annular conduit
Water hole, is provided with base in the middle of cascade case inner bottom part, and base is provided with axial fan, and axial fan blade rotates
Direction is parallel to the ground, and base side is provided with switch, and base opposite side is provided with air-cooler water pump, switch with enter
The mouth of a river connect, air-cooler water pump is connected with annular conduit, and described connecting tube upper end is connected with axial fan, connecting tube and
Being provided with upper flange between axial fan, connecting tube lower end is provided with lower flange, is provided with interior airduct bottom lower flange, interior
Airduct is outside equipped with outer airduct, and outer airduct two bottom sides is provided with wind groove, and outer airduct communicates with wind groove.
Described cascade bottom seat includes being arranged on riser that the base plate in cascade bottom portion is connected and vertical with base plate outer end
Plate vertically connects the panel being arranged on roof, and cascade bottom portion and base plate are bolted to connection, and panel passes through cup head
Screw is fixing with livestock and poultry cultivation house roof C-type steel to be connected, and base outer surface is all coated with one layer of zinc.
Described tripod includes strut and strut pole connected vertically, and strut is provided with ammonia densimeter, ammonia
Arranging in the sink bottom densimeter, between strut and top board, angle is 15 °-30 °.
Being provided with air-vent on described air permeable plate, air-vent opening direction is down.
Described water annulus includes internal layer water channel and outer layer water channel, and the distance between internal layer water channel and outer layer water channel is
2CM-3CM。
Described wet curtain plate thickness is 3CM-5CM.
Described water inlet and water outlet are provided with valve.
Described cascade case is internal be ferrous material, and the material of outside is rustless steel or fiberglass or plastics.
Described top board is made up of the upper and lower, upper and lower two-layer weld, forms double-pitch type structure, and superficies set
It is equipped with antirust coat.
Described interior airduct top is provided with slideway, is provided with filtration housing in slideway, is provided with filtration in filtering housing
Net, the endogenous wind tube wall below slideway offers a circular fixation hole, and the exogenous wind tube wall of homonymy offers two circles
Shape fixing hole, outer duct sleeve is on interior airduct, and circular fixation hole size is identical, is fixed by alignment pin.
Described wind groove becomes 30 ° of-45 ° of angles with ground.
The present invention has a following good effect:
1, the present invention is arranged on the roof of livestock and poultry cultivation house, makes full use of the ammonia density principle less than air, passes through axle
Streaming ventilation blower forms negative pressure in cascade case, makes the ammonia in breeding house by wet curtain, is absorbed by the cascade in wet curtain, have
Effect reduces the concentration of ammonia in livestock and poultry cultivation house, enhance poultry stress resistance, decrease the sickness rate of poultry；
2, utilize the ground surveyed in certain poultry farming is given up by ammonia instrument respectively, in breeding house roof and cascade case is internal and
Ammonia concentration outside cascade case measures.Result such as following table:
| Detection position | Breeding house ground | Breeding house top | Inside cascade case | Outside cascade case |
| Ammonia concentration | 55-60ppm | 65-76ppm | 37-42ppm | 0-4ppm |
It will be seen that breeding house inner top ammonia concentration is than ammonia concentration high 16ppm in ground in breeding house, through cascade case
After ammonia absorbed by the wet curtain of surrounding in cascade case, from cascade case discharge ammonia concentration be 0-4ppm, well below country
Discharge standard, efficiently solve and outside ammonia, arrange the environmental pollution caused；
3, the water in tank can be extracted in the annular conduit above wet curtain by the air-cooler water pump in cascade case, passes through ring
Water hole bottom shape water pipe, equably to down-flow water, makes four wet curtain in cascade case persistently have water, switch and water inlet system
System is connected, and in control cascade case, the water yield is constant；
4, package unit simple in construction of the present invention, easy for installation, and the effect absorbing ammonia is obvious, production cost with run into
This is respectively less than other ammonia removal device, except the impurity that can also filter out while ammonia in breeding house in air, is conducive to supporting poultry
Grow popularization and application in house.
5, choice structure, Facilities serialized, airtight condition is identical with shape size, and 2 pig houses that breeding stock is identical,
It is wherein matched group between 1, is experimental group between another 1, after 2 pig houses fully being ventilated in fine day, measure the ammonia concentration on ground,
It is respectively 4.8mg m-3With 4.9mg m-3, record result, after airtight for pig house, start experiment.
Following table is ammonia concentration measurement result in matched group and experimental group.Unit :/(mg m-3)
| Experiment natural law | 0d | 1d | 2d | 3d | 4d | 5d | 6d | 7d |
| Matched group | 4.8 | 29.7 | 43.2 | 75.4 | 96.7 | 109.3 | 131.1 | 144.6 |
| Day operation 3 hours | 4.9 | 11.3 | 13.6 | 12.7 | 12.1 | 13.2 | 12.5 | 11.8 |
| Day operation 6 hours | 4.9 | 6.8 | 8.3 | 7.6 | 6.9 | 8.5 | 6.6 | 7.7 |
As can be seen from the above table, being fitted without the present invention in matched group, ammonia concentration is from 4.8mg m-3Rise to
143.6mg·m-3, within 7 days, rise 139.8mg m altogether-3, rise 19.97mg m average every day-3, wherein, first 4 days average every days
Rise 22.98mg m-3, rise 15.97mg m latter 3 days average every days-3, although in latter 3 days houses, ammonia concentration ascensional range is bright
Aobvious minimizing, but in house, ammonia concentration is long lasting for higher level, it is easy to cause the stress of animal.And experimental group is pacified
Having filled apparatus of the present invention, experimental group measures ammonia 3 times every day, respectively 8:00,14:00,20:00, apparatus of the present invention first day
After continuous service 3 hours, the ammonia concentration in pig house reduces to 11.3mg m-3, essentially without the resistance of reduction animal, hold
After reforwarding row 6 hours, the ammonia concentration in pig house reduces to 6.8mg m-3, the resistance of animal will not be impacted completely, fill
The bright present invention that defends oneself reduces the ammonia concentration effect in house clearly, by the observation of 7 days, it can be seen that it is little that every day runs 3
Time, can control at 13.6mg m in ammonia concentration in house-3Hereinafter, run every day 6 hours, can control in ammonia concentration in house
System is at 8.5mg m-3Below, it is ensured that the normal feed of pig and growth.Additionally, the present invention need not hand over outer air in winter
Changing, the temperature in house will not be produced any impact, in house, air velocity is 0.2～0.3m s-1, noise ＜ 50dB, to pig
Normal growth does not has any adverse influence.
Accompanying drawing explanation
Fig. 1 is the front view of the present invention.
Fig. 2 is the side view of the present invention.
Fig. 3 is cascade case top cross-sectional view.
Fig. 4 is draught hood partial schematic diagram.
In figure: 1. breathe freely in air permeable plate 6. side, cascade case 2. connecting tube 3. draft hood 4. cascade bottom seat 5. front
Plate 7. column 8. tripod 9. top board 10. water inlet 11. outlet 12. tank 13. water annulus 14. wet curtain plate
15. annular conduit 16. water hole 17. base 18. axial fan 19. blade 20. switch 21. air-cooler water pumps
Airduct 25. outer airduct 26. wind groove 27. base plate 28. riser 29. panel 30. spiral shell in 22. upper flange 23. lower flanges 24.
Outside bolt 31. button-headed screw 32.C shaped steel 33. strut 34. pole 35. air-vent 36. valve 37. slideway 38. filters
Frame 39. drainage screen 40. circular fixation hole 41. alignment pin 42. antirust coat 43. ammonia densimeter.
Detailed description of the invention
Embodiment 1, as shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of ammonia decontamination for livestock and poultry cultivation house and collection device,
It is connected with cascade case 1 with being arranged on the internal connecting tube 2 of passing through in roof including the cascade case 1 being arranged on outside livestock and poultry cultivation house roof
Draft hood 3, be provided with cascade bottom seat 4 bottom cascade case 1, cascade case 1 is outside by two parallel front air permeable plates 5 and two
Individual parallel side air permeable plate 6 is constituted, and is provided with column 7 between front air permeable plate 5 and side air permeable plate 6, and cascade case 1 top sets
Being equipped with tripod 8, tripod 8 is provided above with top board 9, is provided with water inlet 10 and outlet 11, water below front air permeable plate 5
Curtain case 1 inner bottom part is provided with tank 12, and tank 12 surrounding is provided with water annulus 13, is provided with wet curtain plate in water annulus 13
14, wet curtain plate 14 is provided above with annular conduit 15, is provided with water hole 16, in the middle of cascade case 1 inner bottom part bottom annular conduit 15
Be provided with base 17, base 17 be provided with axial fan 18, axial fan 18 top be provided with rotation direction with
The blade 19 that ground is parallel, base 17-side is provided with switch 20, and base 17 opposite side is provided with air-cooler water pump 21, floating
Son switch 20 is connected with water inlet 10, and air-cooler water pump 21 is connected with annular conduit 15, described connecting tube 2 upper end and axial-flow type
Ventilation blower 18 is connected, and is provided with upper flange 22 between connecting tube 2 and axial fan 18, and connecting tube 2 lower end is provided with purgation
Blue 23, it is provided with interior airduct 24 bottom lower flange 23, interior airduct 24 is outside equipped with outer airduct 25, and outer airduct 25 two bottom sides is arranged
Have wind groove 26, outer airduct 25 to communicate with wind groove 26, described cascade bottom seat 4 include being arranged on the base plate 27 bottom cascade case 1,
Vertical with riser 28 with the riser 28 that base plate 27 outer end is connected it is connected the panel 29 being arranged on roof, bottom cascade the case 1 and end
Plate 27 connects by bolt 30 is fixing, and panel 29 is connected by button-headed screw 31 is fixing with livestock and poultry cultivation house roof C-type steel 32,
Base 4 outer surface is all coated with one layer of zinc, and tripod 8 includes strut 33 and strut 33 pole connected vertically 34, and strut 33 sets
Be equipped with ammonia densimeter 43, be arranged on bottom ammonia densimeter 43 in tank 12, between strut 33 and top board 9 angle be 15 °-
30 °, air permeable plate being provided with air-vent 35, down, water annulus 13 includes internal layer water channel and outer layer to air-vent 35 opening direction
Water channel, the distance between internal layer water channel and outer layer water channel is 2CM-3CM, and wet curtain plate 14 thickness is 3CM-5CM, water inlet 10 and going out
Being provided with valve 36 at the mouth of a river 11, cascade case 1 is internal be ferrous material, the material of outside be rustless steel or fiberglass or
Plastics, top board 9 is made up of the upper and lower, upper and lower two-layer weld, forms double-pitch type structure, and superficies are provided with antirust
Coating 42, interior airduct 24 top is provided with slideway 37, is provided with filtration housing 38, was provided with in filtering housing 38 in slideway 37
Filter screen 39, interior airduct 24 tube wall below slideway 37 offers a circular fixation hole 40, on outer airduct 25 tube wall of homonymy
Offering two circular fixation hole 40, outer airduct 25 is enclosed within interior airduct 24, and circular fixation hole 40 size is identical, passes through alignment pin
41 fix, and wind groove 26 becomes 30 ° of-45 ° of angles with ground.
When the present invention uses, this device being first fixedly mounted on the roof of livestock and poultry cultivation house, cascade case is partially installed on room
Top is outside, and draft hood is arranged on the inside on roof, and centre is connected by connecting tube, and within summer or breeding house, temperature is higher
Time, in order to reach best ventilation effect, the lift lug outer airduct height on interior airduct, make the circle on interior airduct top
Shape fixing hole and the alignment of outer airduct circular fixation hole, and fixed by alignment pin, then water filling in the tank in cascade case, water
Water in groove soaks bottom wet curtain plate, opens air-cooler water pump, is extracted in the annular conduit above wet curtain by the water in tank,
Water flows down bottom annular conduit, makes to be formed in wet curtain plate cascade, and is soaked completely in top and the middle part of wet curtain plate, beats afterwards
Driving axial fan, the ammonia in livestock and poultry cultivation is given up by the negative pressure formed by axial fan sucks in cascade case, enters
The ammonia entered in cascade case is absorbed by the wet curtain plate of surrounding in cascade case, the water flowed down from wet curtain plate fall in tank again by
Air cooler water pumping is in the annular conduit above wet curtain plate, thus ensure that the water in cascade case is between wet curtain plate and tank
Circulate, reach to repeat to absorb the effect of ammonia, when in cascade case, total Water is less than setting value, switch sinks,
The water inlet system being connected with water inlet starts, and opens water inlet valve simultaneously, adds water in cascade case, the water yield in cascade case
When reaching to arrange value, switch cuts out, and is stopped by water inlet system, and water inlet stops water inlet, thus total in ensure that cascade case
The water yield constant, in tank, recirculated water repeatedly absorbs ammonia, and ammonia concn improves constantly, by ammonia densimeter observation ammonia
Concentration, when reaching ammonia desired concn, opens outlet valve, is collected ammonia.
Embodiment 2, as shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of ammonia decontamination for livestock and poultry cultivation house and collection device,
It is connected with cascade case 1 with being arranged on the internal connecting tube 2 of passing through in roof including the cascade case 1 being arranged on outside livestock and poultry cultivation house roof
Draft hood 3, be provided with cascade bottom seat 4 bottom cascade case 1, cascade case 1 is outside by two parallel front air permeable plates 5 and two
Individual parallel side air permeable plate 6 is constituted, and is provided with column 7 between front air permeable plate 5 and side air permeable plate 6, and cascade case 1 top sets
Being equipped with tripod 8, tripod 8 is provided above with top board 9, is provided with water inlet 10 and outlet 11, water below front air permeable plate 5
Curtain case 1 inner bottom part is provided with tank 12, and tank 12 surrounding is provided with water annulus 13, is provided with wet curtain plate in water annulus 13
14, wet curtain plate 14 is provided above with annular conduit 15, is provided with water hole 16, in the middle of cascade case 1 inner bottom part bottom annular conduit 15
Be provided with base 17, base 17 be provided with axial fan 18, axial fan 18 top be provided with rotation direction with
The blade 19 that ground is parallel, base 17 side is provided with switch 20, and base 17 opposite side is provided with air-cooler water pump 21, floating
Son switch 20 is connected with water inlet 10, and air-cooler water pump 21 is connected with annular conduit 15, described connecting tube 2 upper end and axial-flow type
Ventilation blower 18 is connected, and is provided with upper flange 22 between connecting tube 2 and axial fan 18, and connecting tube 2 lower end is provided with purgation
Blue 23, it is provided with interior airduct 24 bottom lower flange 23, interior airduct 24 is outside equipped with outer airduct 25, and outer airduct 25 two bottom sides is arranged
Have wind groove 26, outer airduct 25 to communicate with wind groove 26, described cascade bottom seat 4 include being arranged on the base plate 27 bottom cascade case 1,
Vertical with riser 28 with the riser 28 that base plate 27 outer end is connected it is connected the panel 29 being arranged on roof, bottom cascade the case 1 and end
Plate 27 connects by bolt 30 is fixing, and panel 29 is connected by button-headed screw 31 is fixing with livestock and poultry cultivation house roof C-type steel 32,
Base 4 outer surface is all coated with one layer of zinc, and tripod 8 includes strut 33 and strut 33 pole connected vertically 34, and strut 33 sets
Be equipped with ammonia densimeter 43, be arranged on bottom ammonia densimeter 43 in tank 12, between strut 33 and top board 9 angle be 15 °-
30 °, air permeable plate being provided with air-vent 35, down, water annulus 13 includes internal layer water channel and outer layer to air-vent 35 opening direction
Water channel, the distance between internal layer water channel and outer layer water channel is 2CM-3CM, and wet curtain plate 14 thickness is 3CM-5CM, water inlet 10 and going out
Being provided with valve 36 at the mouth of a river 11, cascade case 1 is internal be ferrous material, the material of outside be rustless steel or fiberglass or
Plastics, top board 9 is made up of the upper and lower, upper and lower two-layer weld, forms double-pitch type structure, and superficies are provided with antirust
Coating 42, interior airduct 24 top is provided with slideway 37, is provided with filtration housing 38, was provided with in filtering housing 38 in slideway 37
Filter screen 39, interior airduct 24 tube wall below slideway 37 offers a circular fixation hole 40, on outer airduct 25 tube wall of homonymy
Offering two circular fixation hole 40, outer airduct 25 is enclosed within interior airduct 24, and circular fixation hole 40 size is identical, passes through alignment pin
41 fix, and wind groove 26 becomes 30 ° of-45 ° of angles with ground.
When the present invention uses, this device being first fixedly mounted on the roof of livestock and poultry cultivation house, cascade case is partially installed on room
Top is outside, and draft hood is arranged on the inside on roof, middle is connected by connecting tube, and temperature is relatively low in the winter time or in breeding house
Time, normally take food in order to ensure animal in house and grow, needing to close door and window, strengthening the heat insulation effect in house, thus
In making breeding house, ground ammonia concentration is greatly improved, and at this moment needs to reduce the outer airduct height being enclosed within interior airduct, make wind groove with
Ground is close, makes ammonia be easier to enter wind groove, makes the circular fixation hole on interior airduct top and outer airduct circular fixation hole simultaneously
Alignment, and is fixed by alignment pin, the most first opens axial fan, and the negative pressure formed by axial fan is by poultry
Ammonia in breeding house sucks in cascade case, and whole cascade case is full of water filling, tank in the tank in backward cascade case by ammonia
Interior water soaks bottom wet curtain plate, observes ammonia concn meter, then opens air-cooler water pump, is extracted in wet curtain by the water in tank
In the annular conduit in face, water flows down bottom annular conduit, makes to be formed in wet curtain plate cascade, and by the top of wet curtain plate and middle part
Soaking completely, the ammonia in cascade case is absorbed by the wet curtain plate of surrounding in cascade case, and the water flowed down from wet curtain plate falls into tank
In again by the annular conduit above air cooler water pumping to wet curtain plate, thus ensure that water in cascade case at wet curtain plate and
Circulating between tank, reaches the effect repeating to absorb ammonia, and when in cascade case, total Water is less than setting value, float leaves
Closing, the water inlet system being connected with water inlet starts, and opens water inlet valve simultaneously, adds water in cascade case, when cascade case
When the interior water yield reaches to arrange value, switch cuts out, and is stopped by water inlet system, and water inlet stops water inlet, thus ensure that water
In curtain case, total Water is constant, and in tank, recirculated water repeatedly absorbs ammonia, and ammonia concn improves constantly, and is seen by ammonia densimeter
Survey the concentration of ammonia, when reaching ammonia desired concn, open outlet valve, ammonia is collected.
Above-described embodiment is only the preferred embodiments of the present invention, not in order to limit the present invention, for this area
For technical staff, the present invention can have various modifications and variations, all within the spirit and principles in the present invention, that is made is any
Amendment, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. for ammonia decontamination and the collection device of livestock and poultry cultivation house, including the water being arranged on outside livestock and poultry cultivation house roof
Curtain case passes through, with being arranged on inside, roof, the draft hood that connecting tube is connected with cascade case, it is characterised in that: described cascade bottom
Portion is provided with cascade bottom seat, by the side air permeable plate structure that two parallel front air permeable plates and two are parallel outside cascade case
Becoming, be provided with column between front air permeable plate and side air permeable plate, cascade box top is provided with tripod, and tripod is arranged above with
Having top board, be provided with water inlet and outlet below the air permeable plate of front, cascade case inner bottom part is provided with tank, and tank surrounding is arranged
There are wet curtain plate, wet curtain plate to be provided above with annular conduit, are provided with bottom annular conduit in the middle of water hole, cascade case inner bottom part and arrange
Having base, base is provided with axial fan, base side is provided with switch, and base opposite side is provided with air-cooler
Water pump, switch is connected with water inlet, and air-cooler water pump is connected with annular conduit, and described connecting tube upper end leads to axial-flow type
Blower fan is connected, and is provided with upper flange between connecting tube and axial fan, and connecting tube lower end is provided with lower flange, at the bottom of lower flange
Portion is provided with interior airduct, and interior airduct is outside equipped with outer airduct, and outer airduct two bottom sides is provided with wind groove, outer airduct and wind groove phase
Logical.
Ammonia decontamination for livestock and poultry cultivation house the most according to claim 1 and collection device, it is characterised in that: described
Cascade bottom seat includes being arranged on that riser that the base plate in cascade bottom portion is connected with base plate outer end is vertical with riser is connected setting
Panel on roof, cascade bottom portion and base plate be bolted to connection, and panel passes through button-headed screw and livestock and poultry cultivation
House roof C-type steel is fixing to be connected, and cascade case base outer surface is all coated with one layer of zinc.
Ammonia decontamination for livestock and poultry cultivation house the most according to claim 1 and collection device, it is characterised in that: described
Tripod includes strut and strut pole connected vertically, and between strut and top board, angle is 15 °-30 °.
Ammonia decontamination for livestock and poultry cultivation house the most according to claim 1 and collection device, it is characterised in that: described
Being provided with air-vent on air permeable plate, air-vent opening direction is down.
Ammonia decontamination for livestock and poultry cultivation house the most according to claim 1 and collection device, it is characterised in that: described
Wet curtain plate thickness is 3cm-5cm.
Ammonia decontamination for livestock and poultry cultivation house the most according to claim 1 and collection device, it is characterised in that: described
Water inlet and water outlet are provided with valve.
Ammonia decontamination for livestock and poultry cultivation house the most according to claim 1 and collection device, it is characterised in that: described
Cascade case is internal be ferrous material, and the material of outside is rustless steel or fiberglass or plastics.
Ammonia decontamination for livestock and poultry cultivation house the most according to claim 1 and collection device, it is characterised in that: described
Top board is made up of the upper and lower, upper and lower two-layer weld, forms double-pitch type structure, and superficies are provided with antirust coat.
Ammonia decontamination for livestock and poultry cultivation house the most according to claim 1 and collection device, it is characterised in that: described
Interior airduct top is provided with slideway, is provided with filtration housing in slideway, is provided with drainage screen in filtering housing, interior below slideway
Offer a circular fixation hole on airduct tube wall, the exogenous wind tube wall of homonymy offers two circular fixation hole, outer airduct
Being enclosed within interior airduct, circular fixation hole size is identical, is fixed by alignment pin.
Ammonia decontamination for livestock and poultry cultivation house the most according to claim 1 and collection device, it is characterised in that: described
Wind groove become 30 ° of-45 ° of angles with ground.
Priority Applications (1)
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| CN201410561885.2A CN104289077B (en) | 2014-10-13 | 2014-10-13 | Ammonia purification and collection device for livestock and poultry breeding house |
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| CN104289077B true CN104289077B (en) | 2017-01-11 |
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| CN107509642A (en) * | 2017-10-01 | 2017-12-26 | 邵帅 | The automatic dung scraping device of livestock and poultry cultivation |
| CN108651289A (en) * | 2018-05-04 | 2018-10-16 | 佛山科学技术学院 | A kind of pig house cooling structure |
| CN113856414B (en) * | 2021-10-12 | 2023-11-07 | 仲恺农业工程学院 | Mutton sheep culture environment regulation and control device and system |
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| GB0225230D0 (en) * | 2002-10-30 | 2002-12-11 | Univ Guelph | Plant base system for abatement of gaseous ammonia contamination |
| CN203505300U (en) * | 2013-09-10 | 2014-04-02 | 郎溪县南鑫蛋鸡养殖专业合作社 | Novel heat-preserving chicken farm |
| CN203675822U (en) * | 2013-12-31 | 2014-07-02 | 福建省农业科学院农业生物资源研究所 | Large ecological hog house provided with microbial fermentation bed used for pig breeding |
| CN204159191U (en) * | 2014-10-13 | 2015-02-18 | 河南牧业经济学院 | For ammonia decontamination and the gathering-device of livestock and poultry cultivation house |
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