CN104885966B - Closed henhouse ventilating system and air flow organization method - Google Patents
Closed henhouse ventilating system and air flow organization method Download PDFInfo
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- CN104885966B CN104885966B CN201510333695.XA CN201510333695A CN104885966B CN 104885966 B CN104885966 B CN 104885966B CN 201510333695 A CN201510333695 A CN 201510333695A CN 104885966 B CN104885966 B CN 104885966B
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000008520 organization Effects 0.000 title abstract description 5
- 238000001816 cooling Methods 0.000 claims abstract description 33
- 241000287828 Gallus gallus Species 0.000 claims description 43
- 238000009423 ventilation Methods 0.000 claims description 23
- 244000144977 poultry Species 0.000 claims description 22
- 230000003247 decreasing effect Effects 0.000 claims description 9
- 230000009467 reduction Effects 0.000 claims description 6
- 241000883990 Flabellum Species 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000013022 venting Methods 0.000 abstract 1
- 235000013330 chicken meat Nutrition 0.000 description 38
- 235000013594 poultry meat Nutrition 0.000 description 14
- 239000007789 gas Substances 0.000 description 12
- 241001465754 Metazoa Species 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000002918 waste heat Substances 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 230000008642 heat stress Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000583094 Callaeum macropterum Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008685 targeting Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000009736 wetting Methods 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
- A01K31/00—Housing birds
-
- 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
-
- 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
- A01K1/0082—Water misting or cooling systems
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Birds (AREA)
- Housing For Livestock And Birds (AREA)
- Ventilation (AREA)
Abstract
The invention belongs to the field of agriculture facilities, and relates to a closed henhouse ventilating system and an air flow organization method. The system includes a longitudinal wall (1), a mountain wall (2), hen cages (3), a wet curtain cooling device (4) and a blower (5); the hen cages (3) are in parallel to the longitudinal wall (1), and channels are formed between different lines of hen cages (3) or between the hen cage (3) at the outermost side and the longitudinal wall (1); the blower (5) is installed on the mountain wall (2) at one end, and an air inlet dual-leaf guide flow plate (7) and a compartment (6) are respectively arranged on the mountain wall (2) at the other end and the outside; the wet curtain cooling device (4) is installed on the wall body of the compartment (6) except for the mountain wall (2); two blades of the air inlet dual-leaf guide flow plate (7) are opened towards the hen cages, and vertically arranged and aligned to every channel, and its height is equal to that of the hen cages (3). The closed henhouse ventilating system can reduce the resistance to air flow by the hen cages, effectively reduce the temperature difference between the air inlet and the exhaust opening; moreover, the air flow organization is orderly and evenly distributed, and the venting and cooling efficiency is high.
Description
Technical field
The invention belongs to industrialized agriculture field, and in particular to a kind of confined poultry house ventilating system and air current composition method.
Background technology
As intensive degree highest laying hen industry in husbandry sector, it is substantially all and is raised using total enclosing hen house.It is vertical
It is the air current composition pattern that closed hen house is generally adopted to ventilation.Longitudinal ventilation is referred to and collects the negative-pressure air fan (exhaust outlet) of hen house
On middle arrangement gable at one end, air inlet is arranged on the vertical wall near corresponding other end gable or gable, negative
Under pressure effect, after the air-flow in hen house is entered in hen house from air inlet, move along the vertical wall direction of hen house to exhaust outlet.With biography
The transversal ventilation of system compares, and this Air Distribution effectively increases mean wind speed in hen house, and air flow method is also more equal
It is even.The ventilation is equipped with pad and fan cooling system, generally solves summer high temperature and causes what the laying hen underproduction and death rate increased to ask
Topic, becomes an important breakthrough of modern poultry environment conditioning technology.
However, being continuously increased with stocking density in hen house and the single number of animals raised, the air-flow group of traditional longitudinal ventilation
The problem for knitting pattern is constantly highlighted, and is mainly manifested in the following aspects：1st, the aeration-cooling principle of cage hen house is indefinite.It is logical
The wind speed increased around animal bodies is crossed to produce air-cooled effect, and then the sendible temperature of reduction animal, is summer drylot feeding poultry
The important principle of cooling, but, laying hen generally adopts cage form, and density is very big, and the common resistance of cage and chicken is very big, even if
When being that the wind speed of passage is very big, the also very little of the wind speed in cage and near cage.Therefore, by air-cooled effect realizing Laying House
Cooling method is unscientific.The aeration-cooling efficiency of batterylaying so how is better achieved, and people is there is presently no to this
Carry out research and the report of correlation.2nd, enter, the exhaust outlet temperature difference it is big.In hen house, temperature is gradually risen from air inlet to exhaust outlet, is had
Hen house before and after up to 5-8 DEG C of the temperature difference, hen house tail end chicken group's heat stress is serious.Enter, the exhaust outlet temperature difference it is big mainly average with house
Wind speed, the number of animals raised etc. are relevant.When mean wind speed keeps constant, the number of animals raised is bigger, and in the unit interval, chicken body is distributed into hen house
Heat it is more, both temperature difference is bigger；When the number of animals raised keeps constant, wind speed is lower, and the heat taken away in the unit interval is got over
Few, both temperature difference are bigger.3rd, hen house interior air-flow skewness.The wind speed size in different aisle has differences, mainly by air intake
Mouth is affected with the relative position in aisle, and the little aisle of wind speed, temperature are high, and both coupling effects can increase the heat stress of chicken group,
Have a strong impact on laying rate and Egg Quality.Same aisle is along hen house length direction, big near air inlet, exhaust outlet two ends wind speed, in
Between wind speed it is little.4th, air inlet design is unreasonable, causes air current composition disorderly, and flowing resistance is big.In actual production, in order to increase chicken
House in air inlet air velocity, arrange between the first frame of wet curtain air inlet and chicken coop more together be covered with the vertical of whole house cross section
Baffle plate, opens hole on baffle plate as vent.As barricade hole is less than cross-sectional area, enter first in giving up by hole
Beginning air velocity is significantly increased.But, the air turbulence between wet curtain air inlet and vertical baffle, no sense of organization, ventilation resistance
Power is dramatically increased, and causes energy waste.5th, chicken coop front end stops air motion, and air turbulence, flowing resistance are big.Existing hen house enters
Air port is in slender type, is horizontally disposed with, and air inlet is arranged with chicken coop square crossing, and chicken coop stops air motion, causes this section of air-flow
Motor tissue is poor, and turbulent flow is serious.
The content of the invention
It is an object of the invention to provide a kind of high efficiency, low energy consumption, the confined poultry house ventilating system of Uniform Ventilation, this is
System constitute it is simple, be easily achieved.
It is a further object to provide a kind of confined poultry house draft method for organizing, the method effectively can subtract
The temperature difference between little hen house air inlet and the temperature difference and different cage layers of exhaust outlet, and air current composition is in order, is evenly distributed.
To achieve these goals, the invention provides following technical scheme：
A kind of confined poultry house ventilating system, including vertical wall 1, gable 2, chicken coop 3, wet-curtain cooling device 4 and negative-pressure air fan
5, chicken coop 3 parallel to vertical wall 1 in row arrangement, between different rows chicken coop 3 or which forms passage between vertical wall 1, pacify by negative-pressure air fan 5
Be mounted on one end gable 2, on corresponding other end gable 2 and outside be respectively arranged with the biparting deflector of air inlet 7 with
And compartment 6, the wet-curtain cooling device 4 is on body of wall of the compartment 6 in addition to gable 2；The two of the biparting deflector of air inlet 7
Piece flabellum is opened into hen house, in vertically arranged and be directed at each passage, highly equal to 3 height of chicken coop.
Preferably, the two panels flabellum of the biparting deflector of air inlet 7 is equal in magnitude and adjustable opening angle, opening angle model
Enclose for 0 °～90 °；When opening angle is 0 °, the biparting deflector of the air inlet on gable 27 is closed；When opening angle is
When 90 °, the biparting deflector of air inlet on gable 27 is open maximum, and is equal to channel width.
Preferably, deflector 8 is set in compartment 6, the one end per two pieces of deflectors 8 is close at wet-curtain cooling device 4
Overlap connection, and the other end is respectively arranged in the junction of the biparting deflector of gable 2 and air inlet 7, with gable 2 constitute one it is closed
Delta Region.
Preferably, wet-curtain cooling device 4 is divided into the close region of multiple areas, region block number and hen house by deflector 8
Internal channel quantity is identical.
Preferably, 5 aligned with channel of negative-pressure air fan, multigroup to be uniformly arranged.
A kind of confined poultry house draft method for organizing, comprises the steps：
(1) open aligned with channel and be arranged at the negative-pressure air fan 5 on one end gable 2, make in hen house, to form negative pressure, outer gas stream
Jing is arranged on the wet-curtain cooling device 4 on body of wall of the compartment 6 in addition to gable 2 and enters in compartment 6；
(2) wet-curtain cooling device 4 is opened, increases the temperature reduction into the outer gas stream in compartment 6, humidity；Meanwhile,
Wet-curtain cooling device 4 is divided into the close block of area by deflector 8, is made into the gas after the decreasing temperature and increasing humidity of 6 cut zone of compartment
Stream is with same speed and flow；
(3) open and adjust the biparting deflector 7 of air inlet of aligned with channel setting, under suction function, 6 cut section of compartment
Air-flow after the decreasing temperature and increasing humidity in domain is via the biparting deflector 7 of air inlet is in hen house and injects cross-sectional area and flowing resistance phase
With each passage, into each passage ventilation is identical, wind speed is identical, air-flow and temperature cross direction profiles are uniform；In negative-pressure air fan 5
In the presence of, hen house is inside and outside to produce forced convertion, and the air-flow after decreasing temperature and increasing humidity is sufficiently mixed heel row with air in house in passage
Go out house outer.
Preferably, in the step (3), the biparting deflector 7 of air inlet is in be vertically arranged, at the different cage layers of chicken coop 3
Air-flow and temperature are in vertically to be evenly distributed；The opening angle of the biparting deflector of air inlet 7 is adjustable, and opening angle scope is 0 °～
90 °, the air velocity into passage can be controlled.
Preferably, in the step (3), in the presence of deflector 8 and the biparting deflector of air inlet 7, dropped by wet curtain
The air-flow of warm device is organized, swimmingly enter each passage, and does not form vortex, effectively reduces flowing resistance.
As the temperature in passage, concentration of narmful substance are reduced, oxygen concentration is raised, so that passage and shape in chicken coop 3
Into the temperature difference and composition of air concentration difference, promote to form free convection between the two, the waste heat, CO in chicken coop 32And harmful gass exist
It is diffused under Effect of Nature Convection in passage, the O in passage2It is diffused in chicken coop 3, so that air themperature, CO in chicken coop 32And
Harmful gas concentration is reduced, and oxygen concentration is raised；Waste heat, CO into passage2And harmful gass are excluded outside house in forced convertion.
Compared with prior art, the beneficial effects of the present invention is：
The indirect cool principle of the secondary convection current of cage hen house is present invention employs, the passage air vent mode based on jet,
Air inlet and exhaust outlet all aligned with channel are arranged, and make fresh gas flow passage is emitted directly toward by air inlet, at utmost to subtract
Flowing resistance in few hen house, raising air velocity, and then reduction hen house enter, the exhaust outlet temperature difference；The present invention is in air inlet front end
Guiding device is set, makes the air-admitting surface shared by every passage in the same size, so that injecting the air-flow scale of construction in passage
It is identical, ensure that the air velocity in every passage is close；Deflector drainage way is set, is made that air-flow is organized, swimmingly penetrated
Enter passage, and do not form vortex, so as to farthest reduce flowing resistance, increase drafting efficiency.
The present invention proposes a kind of for batterylaying house (particularly lamination cage hen house) passage ventilating system and air-flow
Type of organization, to improve the Uniform Ventilation of cage hen house, improves drafting efficiency, reduces ventilation energy consumption.
1st, for the unclear problem of the aeration-cooling principle of cage hen house, in the present invention, propose the secondary convection current of cage hen house
Indirect cool principle.It is summarized simply as follows：Under fan action, hen house is inside and outside to there is forced convertion, makes the temperature of hen house passage
Reduce.The temperature difference is produced and passage between in chicken coop, temperature is higher than intra passage temperature in chicken coop, and heat flows to low temperature from high temperature,
In the presence of free convection, the heat diffusion in chicken coop is in passageway, then heat is discharged outside house by the forced convertion of passage,
So as to reach indirectly the purpose of chicken group cooling.
2nd, it is directed to into, exhaust outlet and there is a problem of that the temperature difference is big, the passage targeting air vent mode in the present invention based on jet,
Air inlet and exhaust outlet all aligned with channel are arranged, and make fresh gas flow passage is emitted directly toward by air inlet, at utmost to subtract
Flowing resistance in few house, raising ventilation interior air-flow speed, and then reduction hen house enter, the exhaust outlet temperature difference.Air velocity increases, though
The temperature difference into, exhaust outlet can not be completely eliminated, but can farthest reduce both temperature difference, extenuate tail end chicken group's as far as possible
Heat stress.Additionally, air inlet is provided with adjustable biparting deflector, by the opening angle for adjusting biparting deflector, change into
Air port size and then control air inlet effluxvelocity.When ventilation is constant, air inlet width diminishes, and draught area diminishes, ventilation
Speed will increase.
3rd, for hen house interior air-flow problem pockety, the present invention devises air inlet front end guiding device, makes every
The air-admitting surface size shared by bar passage is as far as possible consistent, so that the air-flow scale of construction injected in passage is identical, ensures per bar
Air velocity in passage is close.Increase the initial air velocity into passage and reduce the ventilation on-way resistance of passage as far as possible,
The problem for holding wind speed profile uneven before, during and after same passage can effectively be extenuated.
4th, for the problem that air inlet air current composition is disorderly, flowing resistance is big, drawn by arranging deflector in the present invention
Stream mode, makes that air-flow is organized, swimmingly inject passage, and does not form vortex, so as to farthest reduce flowing resistance,
Increase drafting efficiency.
5th, for horizontally disposed, air inlet and the chicken coop square crossing in slender type of existing hen house air inlet, chicken coop is to air-flow
Produce and stop the problem for causing air turbulence, air inlet is designed as into thin and tall type in the present invention and is vertically arranged for passage, gas
Stream is directly entered passage from air inlet jet, realizes effective tissue of air-flow, reduces flowing resistance.
Description of the drawings
Fig. 1 confined poultry house ventilation plans
Fig. 2 confined poultry house ventilating systems wet-curtain cooling device arranges schematic diagram
Fig. 3 be in Fig. 1 confined poultry house ventilating system A-A to sectional view
Fig. 4 confined poultry house ventilating system wind turbine layout schematic diagrams
Reference therein is：
12 gable of vertical wall, 3 chicken coop
4 wet-curtain cooling device, 5 negative-pressure air fan, 6 compartment
Biparting 8 deflector of deflector of 7 air inlets
Specific embodiment
With reference to the accompanying drawings and examples the present invention is further described.
As shown in Figure 1, 2, confined poultry house ventilating system of the invention include vertical wall 1, gable 2, wet-curtain cooling device 4,
The biparting deflector 7 of negative-pressure air fan 5, compartment 6, air inlet and deflector 8.
Wherein, chicken coop 3 along vertical wall 1 in row arrangement, shape between different rows chicken coop 3 and between outermost chicken coop 3 and vertical wall 1
Into passage, the passage ventilation in the present invention is formed in passage.Negative-pressure air fan 5 is installed on gable 2 at one end, closed as the present invention
The exhaust outlet of formula coop ventilation system.On the outside of corresponding other end gable 2, compartment 6 is set, and gable 2 is removed in compartment 6
Wet-curtain cooling device 4 is arranged on body of wall in addition, is lowered the temperature for summer hen house.
The biparting deflector 7 of air inlet is set on the gable 2 being connected with compartment 6, and the biparting deflector 7 of air inlet is in vertically arranged
And it is directed at each passage.Air inlet Breadth Maximum is equal to channel width, is highly equal to chicken coop height.The biparting deflector of air inlet
7 two panels flabellum is equal in magnitude, open into hen house, and opening angle is adjustable, and opening angle scope is 0 °～90 °.By adjusting
The opening angle of whole biparting deflector, can control the size of air inlet.When biparting deflector opening angle is 0 °, it is located at
The biparting deflector of air inlet on gable 27 is closed；When biparting deflector opening angle is 90 °, the air intake on gable 2
Mouthful biparting deflector 7 is open maximum, and is equal to channel width.
Deflector 8 is set in the compartment 6, and the one end per two pieces of deflectors 8 is overlapping close at wet-curtain cooling device 4
Connection, the other end are respectively arranged in the junction of the biparting deflector of gable 2 and air inlet 7, constitute one closed three with gable 2
Angular zone.Heat sink 4 is divided into the close region of multiple areas by deflector 8, region block number and the biparting deflector 7 of air inlet and
Hen house internal channel quantity is identical.Deflector 8 by the air flow guiding of each area of wetting shade to the biparting deflector 7 of corresponding air inlet,
Each passage in house is injected via air inlet.Under the collective effect of deflector 8 and the biparting deflector of air inlet 7, dropped by wet curtain
The air-flow of warm device is organized, swimmingly enter each passage, and does not form vortex, effectively reduces flowing resistance.
Under certain negative pressure, the curtain wind speed excessively at different wet curtain blocks is essentially identical, as long as wet curtain paper area equation, so that it may protect
The ventilation approximately equal (ventilation=draught area × mistake curtain wind speed) of each passage is entered in the barrier unit interval.Hen house Nei Getong
The cross-sectional area and flowing resistance approximately equal in road, once into the ventilation approximately equal of passage, you can ensure each passage it
Between wind speed approximately equal, and then make air-flow and temperature cross direction profiles between each passage uniform.
As shown in figure 3, air inlet biparting 7 aligned with channel of deflector is arranged, to realize passage draft type.Air inlet is double
Fan deflector 7 is shaped to thin and tall type, it is to avoid air-flow is conflicted with chicken coop 3 and causes air turbulence, and makes different cage layer chickens
Group is equal to enjoy fresh air.Air inlet biparting deflector 7 (filled black part) opens adjustable angle, by adjusting air inlet
The opening angle of biparting deflector 7 can change the area of air inlet, and then adjust the air-flow initial velocity for injecting passage.
As shown in figure 4,5 aligned with channel of negative-pressure air fan in the present invention is arranged, it is multigroup to be uniformly arranged.Farthest reduce
The flowing resistance of chicken coop, realizes the coop ventilation of high efficiency, low energy consumption.
Confined poultry house draft method for organizing, comprises the steps：
(1) open aligned with channel and be arranged at the negative-pressure air fan 5 on one end gable 2, make in hen house, to form negative pressure, outer gas stream
Jing is arranged on the wet-curtain cooling device 4 on body of wall of the compartment 6 in addition to gable 2 and enters in compartment 6；
(2) wet-curtain cooling device 4 is opened, increases the temperature reduction into the outer gas stream in compartment 6, humidity；Meanwhile,
Wet-curtain cooling device 4 is divided into the close block of area by deflector 8, is made into the gas after the decreasing temperature and increasing humidity of 6 cut zone of compartment
Stream is with same speed and flow；
(3) open and adjust the biparting deflector 7 of air inlet of aligned with channel setting, under suction function, 6 cut section of compartment
Air-flow after the decreasing temperature and increasing humidity in domain is via the biparting deflector 7 of air inlet is in hen house and injects cross-sectional area and flowing resistance phase
With each passage, into each passage ventilation is identical, wind speed is identical, air-flow and temperature cross direction profiles are uniform；In negative-pressure air fan 5
In the presence of, hen house is inside and outside to produce forced convertion, and the air-flow after decreasing temperature and increasing humidity is sufficiently mixed heel row with air in house in passage
Go out house outer；
(4) as the temperature in passage, concentration of narmful substance are reduced, oxygen concentration is raised, so that passage and chicken coop 3
The interior formation temperature difference and composition of air concentration difference, promote to form free convection between the two, the waste heat, CO in chicken coop 32And harmful gas
Body is diffused in passage under Effect of Nature Convection, the O in passage2It is diffused in chicken coop 3, so that air themperature in chicken coop 3,
CO2And harmful gas concentration is reduced, oxygen concentration is raised；Waste heat, CO into passage2And harmful gass are excluded in forced convertion
House is outer.
In the step (3), the biparting deflector 7 of air inlet is in be vertically arranged, the air-flow and temperature at the different cage layers of chicken coop 3
Degree is in vertically to be evenly distributed；The opening angle of the biparting deflector of air inlet 7 is adjustable, and opening angle scope is 0 °～90 °, can be controlled
Air velocity of the system into passage.
In the step (3), in the presence of deflector 8 and the biparting deflector of air inlet 7, by wet-curtain cooling device
Air-flow is organized, swimmingly enter each passage, and does not form vortex, effectively reduces flowing resistance.
Claims (8)
1. a kind of confined poultry house ventilating system, including vertical wall (1), gable (2), chicken coop (3), wet-curtain cooling device (4) and negative
Pressure fan (5), chicken coop (3) parallel to vertical wall (1) in row arrangement, between different rows chicken coop (3) or which is formed between vertical wall (1)
Passage, negative-pressure air fan (5) are installed on gable (2) at one end, it is characterised in that：On other end mountain corresponding with one end gable (2)
On wall (2) and outside is respectively arranged with the biparting deflector of air inlet (7) and compartment (6), and the wet-curtain cooling device (4) is installed
On body of wall of the compartment (6) in addition to gable (2)；The two panels flabellum of the biparting deflector (7) of the air inlet is opened into hen house,
In vertically arranged and be directed at each passage, highly equal to chicken coop (3) height.
2. confined poultry house ventilating system according to claim 1, it is characterised in that：The biparting deflector of the air inlet
(7) two panels flabellum is equal in magnitude and adjustable opening angle, and opening angle scope is 0 °～90 °；When opening angle is 0 °,
The biparting deflector of air inlet (7) on gable (2) is closed；When opening angle is 90 °, the air intake on gable (2)
Biparting deflector (7) opening of mouth is maximum, and is equal to channel width.
3. confined poultry house ventilating system according to claim 1, it is characterised in that：Water conservancy diversion is set in the compartment (6)
Plate (8), the one end per two pieces of deflectors (8) are connecting close to the coincidence of wet-curtain cooling device (4) place, and the other end is respectively arranged in
Gable (2) and the junction of the biparting deflector of air inlet (7), constitute a closed Delta Region with gable (2).
4. confined poultry house ventilating system according to claim 3, it is characterised in that：Wet curtain is dropped by the deflector (8)
Warm device (4) is divided into the close region of multiple areas, and region block number is identical with hen house internal channel quantity.
5. confined poultry house ventilating system according to claim 1, it is characterised in that：Negative-pressure air fan (5) alignment is logical
Road, it is multigroup to be uniformly arranged.
6. a kind of confined poultry house draft method for organizing, it is characterised in that：Methods described comprises the steps：
(1) open aligned with channel and be arranged at the negative-pressure air fan (5) on one end gable (2), make in hen house, to form negative pressure, outer gas stream
Jing is arranged on the wet-curtain cooling device (4) on body of wall of the compartment (6) in addition to gable (2) in compartment (6)；
(2) wet-curtain cooling device (4) is opened, increases the temperature reduction into the outer gas stream in compartment (6), humidity；Meanwhile,
Wet-curtain cooling device (4) is divided into the close block of area by deflector (8), makes the decreasing temperature and increasing humidity into compartment (6) cut zone
Air-flow afterwards has same speed and flow；
(3) open and adjust the biparting deflector of the air inlet (7) of aligned with channel setting, under suction function, compartment (6) cut section
Air-flow after the decreasing temperature and increasing humidity in domain is via the biparting deflector of air inlet (7) is in hen house and injects cross-sectional area and flowing resistance
The each passage of identical, into each passage ventilation is identical, wind speed is identical, air-flow and temperature cross direction profiles are uniform；In negative pressure wind
In the presence of machine (5), hen house is inside and outside to produce forced convertion, and the air-flow after decreasing temperature and increasing humidity is sufficiently mixed in passage with air in house
It is outer that house is discharged afterwards.
7. confined poultry house draft method for organizing according to claim 6, it is characterised in that：In the step (3),
In being vertically arranged, the air-flow and temperature at the different cage layers of chicken coop (3) is in vertically to be evenly distributed to the biparting deflector of air inlet (7)；
The opening angle of the biparting deflector of air inlet (7) is adjustable, and opening angle scope is 0 °～90 °, can control the gas into passage
Flow velocity degree.
8. confined poultry house draft method for organizing according to claim 6, it is characterised in that：In the step (3),
It is in the presence of deflector (8) and the biparting deflector of air inlet (7), organized, smooth by the air-flow of wet-curtain cooling device
Ground enters each passage, and does not form vortex, effectively reduces flowing resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510333695.XA CN104885966B (en) | 2015-06-16 | 2015-06-16 | Closed henhouse ventilating system and air flow organization method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510333695.XA CN104885966B (en) | 2015-06-16 | 2015-06-16 | Closed henhouse ventilating system and air flow organization method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104885966A CN104885966A (en) | 2015-09-09 |
| CN104885966B true CN104885966B (en) | 2017-04-19 |
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| CN201510333695.XA Active CN104885966B (en) | 2015-06-16 | 2015-06-16 | Closed henhouse ventilating system and air flow organization method |
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| CN106069867A (en) * | 2016-07-01 | 2016-11-09 | 阜南县张氏畜牧养殖有限公司 | A kind of standardization hen house cooling system |
| CN107466898B (en) * | 2017-09-30 | 2020-11-06 | 葛洪伟 | Ventilation system for adjusting temperature of henhouse |
| CN108703085B (en) * | 2018-05-23 | 2023-08-01 | 四川大学 | Variable cross-section poultry house capable of uniformly exchanging heat, poultry house group, poultry house design and reconstruction method |
| CN109496896A (en) * | 2018-12-05 | 2019-03-22 | 广州广兴牧业设备集团有限公司 | A kind of pouity dwelling place aeration cooling system |
| CN109964822A (en) * | 2018-12-24 | 2019-07-05 | 汕尾宝山猪场有限公司 | A kind of pig house vertical ventilation system |
| CN110613996B (en) * | 2019-09-29 | 2023-04-18 | 西安建筑科技大学 | Self-adaptive water mist dust removal system for casting workshop |
| CN112352699A (en) * | 2020-11-10 | 2021-02-12 | 张二艳 | But chicken coop of self-purification air |
| CN114768910A (en) * | 2022-05-23 | 2022-07-22 | 江苏拓米洛环境试验设备有限公司 | High-low temperature test box |
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