CN221059172U - Positive pressure ventilation system and multilayer livestock and poultry house - Google Patents
Positive pressure ventilation system and multilayer livestock and poultry house Download PDFInfo
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- CN221059172U CN221059172U CN202323132785.1U CN202323132785U CN221059172U CN 221059172 U CN221059172 U CN 221059172U CN 202323132785 U CN202323132785 U CN 202323132785U CN 221059172 U CN221059172 U CN 221059172U
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- air
- positive pressure
- air inlet
- assembly
- deodorizing
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- 238000009423 ventilation Methods 0.000 title claims abstract description 40
- 244000144972 livestock Species 0.000 title claims abstract description 25
- 244000144977 poultry Species 0.000 title claims abstract description 25
- 230000001877 deodorizing effect Effects 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000000498 cooling water Substances 0.000 claims abstract description 11
- 239000007921 spray Substances 0.000 claims 2
- 230000003750 conditioning effect Effects 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 description 11
- 238000001914 filtration Methods 0.000 description 10
- 238000005507 spraying Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000010871 livestock manure Substances 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 241000255925 Diptera Species 0.000 description 1
- -1 and meanwhile Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Landscapes
- Housing For Livestock And Birds (AREA)
Abstract
The utility model relates to a positive pressure ventilation system and a multilayer livestock and poultry house, wherein the positive pressure ventilation system comprises a positive pressure fan, an air inlet assembly and a deodorizing assembly, the air inlet side of the positive pressure fan is communicated with the corresponding air inlet assembly, and the air outlet side of the positive pressure fan is communicated with the deodorizing assembly through an air inlet duct and an air outlet duct; the air inlet assembly comprises a temperature adjusting unit, the temperature adjusting unit comprises cooling water curtains and a heat exchanger which are sequentially arranged, the cooling water curtains are communicated with a water source, and the heat exchanger is communicated with a heat source.
Description
Technical Field
The utility model belongs to the technical field of livestock and poultry breeding, and particularly relates to a positive pressure ventilation system and a multilayer livestock and poultry house.
Background
The technology of carrying out centralized cultivation in the cultivation house is becoming more and more popular, and when carrying out centralized cultivation in the cultivation house, in order to reduce the influence of external environment to cultivation, the cultivation house is generally set to be in a relatively closed state, and a large amount of heat and water vapor can be produced due to the metabolism activity of livestock and poultry in the livestock and poultry cultivation process, and oxygen can be continuously consumed and harmful gases such as carbon dioxide are produced, so that the gas components in the cultivation house are changed to influence the cultivation of the livestock and poultry. Therefore, ventilation is taken as an important means for regulating and controlling the environment of the cultivation house, and fresh air is introduced into the cultivation house, so that not only can dirty air in the house be discharged, but also redundant water vapor and redundant heat can be discharged. Meanwhile, as the resources of the cultivation land are increasingly deficient, the cultivation modes of the multilayer structure are gradually increased.
Most of the existing multi-layer livestock and poultry raising houses adopt a negative pressure ventilation mode, air is exhausted by each layer of fans or concentrated fans, the livestock and poultry raising houses in the negative pressure ventilation mode are prone to air leakage, and fresh air enters the livestock and poultry raising houses without passing through an air filtering system, so that hidden hazards are brought to the safety of the cultured organisms. In addition, the multi-layer livestock and poultry house is ventilated in a tunnel mode after being cooled by a water curtain system in summer, an attic air inlet mode and a suspended ceiling small window air outlet mode are adopted in winter, and different equipment is adopted in different seasons to regulate and control the temperature, so that the equipment utilization rate is reduced.
Disclosure of utility model
Aiming at various defects in the prior art, a positive pressure ventilation system and a multi-layer livestock and poultry house are provided, so that the technical problems that in the prior art, the livestock and poultry house is easy to have air leakage under a negative pressure ventilation mode, and the equipment utilization rate is reduced due to the fact that different equipment is adopted to regulate and control the temperature are solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
in a first aspect, the utility model provides a positive pressure ventilation system, which comprises a positive pressure fan, an air inlet assembly and a deodorizing assembly, wherein the air inlet side of the positive pressure fan is communicated with the air inlet assembly correspondingly, and the air outlet side of the positive pressure fan is communicated with the deodorizing assembly through an air inlet duct and an air outlet duct;
the air inlet assembly comprises a temperature adjusting unit, the temperature adjusting unit comprises cooling water curtains and a heat exchanger which are sequentially arranged, the cooling water curtains are communicated with a water source, and the heat exchanger is communicated with a heat source.
The technical scheme is further characterized in that the air inlet assembly further comprises an air filter, and the air filter is located at one side, far away from the positive pressure fan, of the temperature regulating unit.
The technical scheme is further characterized in that the air inlet assembly further comprises a three-proofing net, and the three-proofing net is located on one side, far away from the temperature adjusting unit, of the air filter.
The technical scheme is further characterized in that the air inlet duct comprises a main air inlet duct communicated with the positive pressure fan and a plurality of branch air ducts arranged on the main air inlet duct, and the branch air ducts are communicated with the interior of the cultivation room.
The technical scheme is further characterized in that the air outlet air duct is communicated with the interior of the cultivation room through the unit air outlet window, and the air outlet air duct is arranged along the vertical direction.
The technical scheme is further arranged that the deodorizing component is located above the air outlet air duct and comprises a spraying unit, a deodorizing filtering curtain and a water tank, wherein the spraying unit is arranged corresponding to the deodorizing filtering curtain, and the water tank is located below the deodorizing filtering curtain.
In a second aspect, the utility model provides a multilayer livestock and poultry house, which comprises a ventilation shaft and a multilayer cultivation room, wherein the positive pressure ventilation system is arranged in each layer of cultivation room, the ventilation shaft is arranged along the vertical direction, and the ventilation shaft is communicated with the cultivation room.
The technical scheme is further characterized in that the air inlet assembly is located on the outer side of the cultivation room, the ventilation shaft is used as an air outlet duct, and the deodorizing assembly is located at the top of the multi-layer livestock and poultry house.
The technical scheme is further characterized in that the top of the cultivation room is separated into attics through a suspended ceiling, a plurality of air inlet windows are arranged on the suspended ceiling, the attics are used as a main air inlet channel, and the air inlet windows are used as branch air channels.
The beneficial effects of the utility model are as follows:
Fresh air is provided by the positive pressure fan and is blown into the cultivation room, compared with the negative pressure ventilation mode, the fresh air is prevented from penetrating into untreated fresh air from other gaps, meanwhile, the fresh air enters the cultivation room through the temperature regulating unit, the temperature regulating unit comprises a cooling water curtain and a heat exchanger which are sequentially arranged, the same temperature regulating unit is used for regulating and controlling the temperature throughout the year, equipment investment is reduced, production staff are facilitated to maintain and maintain equipment, and equipment utilization rate is improved.
Drawings
FIG. 1 is a schematic illustration of a plenum in an embodiment of the utility model;
FIG. 2 is a partial schematic view of FIG. 1 at A;
fig. 3 is a schematic view of a multi-layered livestock and poultry house in an embodiment of the utility model.
In the accompanying drawings: 1-cultivation room, 2-suspended ceiling, 3-attic, 4-air inlet component, 5-air inlet window, 6-unit air outlet window, 7-ventilation shaft, 8-deodorizing component, 10-manure ditch, 11-positive pressure fan, 12-three-proofing net, 13-air filter, 14-cooling water curtain and 15-heat exchanger;
the arrows in the figure indicate the direction of the air flow.
Detailed Description
In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described in the following with reference to the accompanying drawings, and based on the embodiments of the present utility model, other similar embodiments obtained by those skilled in the art without making any inventive effort should be included in the scope of protection of the present utility model. In addition, directional words such as "upper", "lower", "left", "right", and the like, as used in the following embodiments are merely directions with reference to the drawings, and thus, the directional words used are intended to illustrate, not to limit, the utility model.
The utility model will be further described with reference to the drawings and preferred embodiments.
According to an embodiment of the present utility model, referring to fig. 1 to 2, a positive pressure ventilation system is provided, and includes a positive pressure fan 11, an air inlet assembly 4 and a deodorizing assembly 8, wherein an air inlet side of the positive pressure fan 11 is communicated with the corresponding air inlet assembly, and an air outlet side of the positive pressure fan 11 is communicated with the deodorizing assembly 8 through an air inlet duct and an air outlet duct;
The air inlet assembly 4 comprises a temperature adjusting unit, the temperature adjusting unit comprises a cooling water curtain 14 and a heat exchanger 15 which are sequentially arranged, the cooling water curtain 14 is communicated with a water source, and the heat exchanger 15 is communicated with a heat source.
It should be noted that, fresh air is provided by positive pressure fan 11 and is blown into 1 between the breed, compares in negative pressure ventilation mode, avoids permeating untreated fresh air from other gaps, simultaneously, fresh air gets into 1 between the breed through temperature regulating unit, and temperature regulating unit is including cooling cascade 14 and the heat exchanger 15 that arrange in proper order and set up, uses same temperature regulating unit to carry out temperature regulation and control throughout the year, reduces equipment input, and the production personnel of being convenient for maintain and maintain equipment improves equipment utilization ratio.
Preferably, the heat exchanger 15 is a finned tube heat exchanger, but is not limited to a finned tube heat exchanger, and may be a harmonica type heat exchanger, or other heat exchanger capable of achieving heat exchange. At high temperature, the air flow entering the air inlet assembly 4 is cooled by the cooling water curtain 14. At low temperature, the temperature of the air flow entering the air inlet assembly 4 is raised through the heat exchanger 15.
In the positive pressure ventilation system of the present embodiment, referring to fig. 1 to 2, the air intake assembly 4 further includes an air filter 13, the air filter 13 is located at a side of the temperature adjusting unit away from the positive pressure fan 11, and the air flow entering the air intake assembly 4 is filtered by the air filter 13.
In the positive pressure ventilation system of the present embodiment, referring to fig. 1 to 2, the air intake assembly 4 further includes a three-proofing net 12, the three-proofing net 12 is located at a side of the air filter 13 away from the temperature adjusting unit, and the three-proofing net 12 is utilized to play a role in mosquito, sand and rat prevention.
In the positive pressure ventilation system of the present embodiment, referring to fig. 1 to 2, the air inlet duct includes a main air inlet duct communicated with the positive pressure fan 11 and a plurality of branch air ducts disposed on the main air inlet duct, and the branch air ducts are communicated with the interior of the cultivation room 1.
Specifically, the main air inlet duct is located above the cultivation room 1, and the branch air ducts are arranged along the vertical direction so as to be communicated with the main air inlet duct and the cultivation room 1, and meanwhile, a manure ditch 10 is formed in the bottom of the cultivation room 1.
In the positive pressure ventilation system of the present embodiment, referring to fig. 1 to 2, the air outlet duct is communicated with the interior of the cultivation room 1 through the unit air outlet window 6, and the air outlet duct is disposed along the vertical direction.
In the positive pressure ventilation system of this embodiment, referring to fig. 1 to 2, the deodorizing component 8 is located above the air outlet duct, the deodorizing component 8 includes a spraying unit, a deodorizing filtering curtain and a water tank, the spraying unit is disposed corresponding to the deodorizing filtering curtain, and the water tank is located below the deodorizing filtering curtain. The deodorizing filtering curtain is used for filtering and deodorizing gas by utilizing the spraying unit, the water tank is used for collecting dripped liquid, and meanwhile, brine, a catalyst and the like are contained in the water tank and used for removing harmful gases such as ammonia gas and the like.
According to the embodiment of the utility model, referring to fig. 3, the multi-layer livestock and poultry house comprises ventilation shafts 7 and multi-layer cultivation rooms 1, wherein each layer of cultivation room 1 is provided with the positive pressure ventilation system, the ventilation shafts 7 are arranged along the vertical direction, and the ventilation shafts 7 are communicated with the cultivation room 1.
In the multi-layer livestock and poultry house of this embodiment, referring to fig. 1 to 3, the air inlet assembly 4 is located at the outer side of the cultivation room 1, the ventilation shaft 7 is used as an air outlet duct, an air outlet is arranged at the top of the multi-layer livestock and poultry house, and the deodorizing assembly 8 is located at the air outlet.
In the multi-layer livestock and poultry house of the embodiment, referring to fig. 1 to 3, an attic 3 is separated from the top of the cultivation room 1 by a suspended ceiling 2, a plurality of air inlet windows 5 are arranged on the suspended ceiling 2, the attic 3 is used as a main air inlet channel, and the air inlet windows 5 are used as branch air channels.
It should be noted that, the fresh air in each cultivation room 1 is supplied by the positive pressure fan 11 for power blowing, the front end of the positive pressure fan 11 is sequentially provided with the temperature adjusting unit, the air filter 13 and the three-proofing net 12, and the fresh air can fully pass through filtration and cooling/heating and then enter the cultivation room 1, so that unfiltered fresh air is not easy to infiltrate from other gaps. The vertical ventilation mode is adopted all the year round, filtered fresh air enters the cultivation room 1 (namely, a pig living area) through the air inlet window 5, waste gas of the cultivation room 1 is discharged into the ventilation shaft 7 through the unit air outlet window 6 and is discharged outdoors after being intensively deodorized by the deodorizing component 8 of the attic. The fresh air in the cultivation room 1 is more uniform, and temperature difference and ventilation dead angles are not easy to generate. The same temperature regulating unit is used for regulating and controlling the temperature throughout the year, so that the equipment investment is reduced, the production personnel can conveniently maintain and maintain the equipment, and the equipment utilization rate is improved.
In the multi-layer livestock and poultry house of the embodiment, referring to fig. 1 to 3, a unit air outlet window 6 is disposed on the cultivation room 1 and is communicated with the ventilation shaft 7, and the opening and closing degree of the unit air outlet window 6 is controllable. Preferably, the unit air outlet window 6 is a shutter, a sliding curtain plate, a rolling curtain or the like.
The foregoing detailed description of the utility model has been presented for purposes of illustration and description, but is not intended to limit the scope of the utility model, i.e., the utility model is not limited to the details shown and described.
Claims (9)
1. The positive pressure ventilation system is characterized by comprising a positive pressure fan, an air inlet assembly and a deodorizing assembly, wherein the air inlet side of the positive pressure fan is communicated with the air inlet assembly correspondingly, and the air outlet side of the positive pressure fan is communicated with the deodorizing assembly through an air inlet duct and an air outlet duct;
the air inlet assembly comprises a temperature adjusting unit, the temperature adjusting unit comprises cooling water curtains and a heat exchanger which are sequentially arranged, the cooling water curtains are communicated with a water source, and the heat exchanger is communicated with a heat source.
2. The positive draft system according to claim 1, wherein said air intake assembly further comprises an air filter located on a side of said attemperation unit remote from said positive pressure fan.
3. The plenum of claim 2, wherein the air intake assembly further comprises a tri-proof net located on a side of the air filter remote from the temperature conditioning unit.
4. The plenum of claim 1, wherein the air intake duct includes a main air intake duct in communication with the positive pressure fan and a plurality of branch ducts disposed on the main air intake duct, the branch ducts in communication with the interior of the cultivation room.
5. The plenum of claim 4, wherein the outlet air duct is in communication with the interior of the cultivation room through a unit outlet air window, the outlet air duct being disposed in a vertical direction.
6. The plenum of claim 1, wherein the deodorizing assembly is positioned above the air outlet duct, the deodorizing assembly comprises a spray unit, a deodorizing screen, and a pool, the spray unit is positioned corresponding to the deodorizing screen, and the pool is positioned below the deodorizing screen.
7. The utility model provides a multilayer beasts and birds house, its characterized in that includes ventilation shaft and multilayer breed between, every layer is bred and is equipped with the positive pressure ventilation system of any one of claims 1-6 between, the ventilation shaft sets up along vertical direction, and ventilation shaft and breed between the intercommunication.
8. The multi-layered livestock and poultry house of claim 7, wherein the air inlet assembly is positioned outside the cultivation room, the ventilation shaft is used as an air outlet duct, and the deodorizing assembly is positioned at the top of the multi-layered livestock and poultry house.
9. The multi-layer livestock and poultry house of claim 7, wherein the top of the cultivation room is separated into attics by a suspended ceiling, a plurality of air inlet windows are arranged on the suspended ceiling, the attics are used as main air inlet channels, and the air inlet windows are used as branch air channels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323132785.1U CN221059172U (en) | 2023-11-20 | 2023-11-20 | Positive pressure ventilation system and multilayer livestock and poultry house |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323132785.1U CN221059172U (en) | 2023-11-20 | 2023-11-20 | Positive pressure ventilation system and multilayer livestock and poultry house |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221059172U true CN221059172U (en) | 2024-06-04 |
Family
ID=91258903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323132785.1U Active CN221059172U (en) | 2023-11-20 | 2023-11-20 | Positive pressure ventilation system and multilayer livestock and poultry house |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221059172U (en) |
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2023
- 2023-11-20 CN CN202323132785.1U patent/CN221059172U/en active Active
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