CN215693113U - Breed house gas circulation purifier - Google Patents
Breed house gas circulation purifier Download PDFInfo
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- CN215693113U CN215693113U CN202121954694.4U CN202121954694U CN215693113U CN 215693113 U CN215693113 U CN 215693113U CN 202121954694 U CN202121954694 U CN 202121954694U CN 215693113 U CN215693113 U CN 215693113U
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- purifying chamber
- activated carbon
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- 238000000746 purification Methods 0.000 claims abstract description 107
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 103
- 238000009395 breeding Methods 0.000 claims abstract description 61
- 230000001488 breeding effect Effects 0.000 claims abstract description 61
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 52
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 52
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical class [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 48
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 26
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 25
- 238000007599 discharging Methods 0.000 claims abstract description 20
- 239000007788 liquid Substances 0.000 claims description 29
- 239000002699 waste material Substances 0.000 claims description 29
- 238000012423 maintenance Methods 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000012528 membrane Substances 0.000 claims description 10
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 238000003912 environmental pollution Methods 0.000 abstract description 5
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 37
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 20
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 20
- 230000009286 beneficial effect Effects 0.000 description 13
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 10
- 244000144972 livestock Species 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 244000144977 poultry Species 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model discloses a gas circulation purification device for a breeding house, wherein one end of an air supply pipeline passes through a first mounting hole and is positioned in a first purification chamber, the other end of the air supply pipeline is communicated into the breeding house, a purification channel is communicated on a modified activated carbon body, one port of the purification channel is communicated with the port of the air supply pipeline positioned in the first purification chamber, the other port of the purification channel is communicated with one port of a conveying channel, and a sulfuric acid tank is close to the other port of the conveying channel; a through hole is arranged at the joint of the second purifying chamber and the first purifying chamber in a penetrating way, a sodium hydroxide solution discharging device is arranged in the second purifying chamber, and meanwhile, the second purifying chamber is communicated into the breeding house through an air outlet pipeline; the controller is electrically connected with the sodium hydroxide solution discharging device, and the controller is electrically connected with a carbon dioxide sensor which is fixed in the first purifying chamber. The utility model discloses a gas circulation purification device for a breeding house, which can purify harmful gas in the breeding house and reduce environmental pollution.
Description
Technical Field
The utility model relates to the technical field of air purification of breeding houses, in particular to a gas circulation purification device for a breeding house.
Background
The continuous improvement of production scale, intensification and specialization degree of domestic animal and poultry industry in our country, what come with is that excrement and urine increases in breeding the house, leads to containing harmful gas such as a large amount of hydrogen sulfide gas and ammonia in the air of breeding the house, and the concentration of carbon dioxide is also great in breeding the house simultaneously, then not only can influence the growth of livestock, endangers the healthy of culturist moreover.
At present, harmful gas in the breeding house is generally discharged in a ventilation mode, but after the harmful gas in the breeding house is discharged, if the outside temperature is too high or too low, livestock in the breeding house is easy to generate stress reaction to infect diseases, and meanwhile, the discharged harmful gas can pollute the surrounding environment.
Therefore, the technical problem to be solved by those skilled in the art is how to provide a cultivation house gas circulation purification device capable of purifying harmful gas in a cultivation house and reducing environmental pollution.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a gas circulation purification device for a cultivation house, which can purify harmful gas in the cultivation house and reduce environmental pollution.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a gas circulation purification device for a breeding house comprises:
the inner wall of the first purification chamber is respectively connected with a modified activated carbon body and a conveying channel, meanwhile, a sulfuric acid tank containing dilute sulfuric acid is placed in the first purification chamber, a first installation hole penetrates through the side wall of the first purification chamber, an air supply pipeline penetrates through the first installation hole and is positioned in the first purification chamber, the other end of the air supply pipeline is communicated with the breeding house, a purification channel penetrates through the modified activated carbon body, one port of the purification channel is communicated with the port of the air supply pipeline positioned in the first purification chamber, the other port of the purification channel is communicated with one port of the conveying channel, and meanwhile, the sulfuric acid tank is close to the other port of the conveying channel;
the outer wall of the second purifying chamber is connected to the outer wall of the first purifying chamber, a through hole is formed in the joint of the second purifying chamber and the first purifying chamber in a penetrating mode, a sodium hydroxide solution discharging device is installed in the second purifying chamber, a waste liquid discharging pipeline is connected to the sodium hydroxide solution discharging device, a second installing hole is formed in the bottom end of the second purifying chamber, the waste liquid discharging pipeline penetrates through the second installing hole and extends out of the second purifying chamber, and meanwhile the second purifying chamber is connected into the breeding house through an air outlet pipeline;
the controller, the controller with sodium hydroxide solution discharging equipment electric connection, simultaneously controller electric connection has the carbon dioxide sensor, the carbon dioxide sensor is fixed in the first clean room.
Preferably, the purification channels are provided in plural, and the plural purification channels extend in the same direction, and ports of the plural purification channels at the same end are all communicated with the port of the air supply duct located in the first purification chamber, ports of the plural purification channels at the other same end are all communicated with the delivery channel, and the plural purification channels are all communicated with each other.
Preferably, the cross section of each purification channel is a regular hexagon, the modified activated carbon body is honeycomb-shaped, and the inner wall of each purification channel is coated with N-methylpyrrolidone.
Preferably, the modified activated carbon bodies are multiple, multiple modified activated carbon bodies are connected to form a modified activated carbon body unit which is linearly distributed, every two adjacent modified activated carbon bodies are connected in a staggered mode and communicated, meanwhile, the multiple purification channels on the modified activated carbon bodies at one end of the modified activated carbon body unit are communicated with the port, located in the first purification chamber, of the air supply pipeline, and the multiple purification channels on the modified activated carbon bodies at the other end of the modified activated carbon body unit are communicated with the conveying channel.
Preferably, a first maintenance opening is formed in the side wall of the first purification chamber, a second maintenance opening is formed in the side wall of the second purification chamber, and protection doors are mounted on the first maintenance opening and the second maintenance opening.
Preferably, the sulfuric acid tank is detachably connected with the inner wall of the first purification chamber or the indoor bottom end.
Preferably, the second clean room with the junction of first clean room can dismantle and be connected with pellicle 9, just pellicle 9 covers the through-hole.
Preferably, the sodium hydroxide solution discharging device includes:
the sodium hydroxide solution container is fixed on the inner wall of the second purification chamber, a water pipe is communicated with the sodium hydroxide solution container, one end, far away from the sodium hydroxide solution container, of the water pipe is communicated with a cache container, the cache container is fixed on the inner wall of the second purification chamber, and a strip-shaped opening is formed in the top end of the cache container;
the electric control valve is connected to the water pipe and is electrically connected with the controller;
and the waste liquid pool is fixed at the indoor bottom end of the second purification chamber and is communicated with the waste liquid discharge pipeline.
Preferably, the air supply duct includes:
the first pipeline is communicated with the breeding house and the purification channel respectively;
a first suction fan mounted in the first duct.
Preferably, the air outlet duct includes:
the second pipeline is communicated with the breeding house and the second purifying chamber respectively;
a second suction fan mounted in the second duct.
Through the technical scheme, compared with the prior art, the utility model discloses and provides a gas circulation purification device for a breeding house, which can realize the following technical effects:
the air supply pipeline of the utility model conveys the air in the breeding house to the first purifying chamber and the second purifying chamber in sequence, so that the air in the breeding house sequentially filters and absorbs hydrogen sulfide gas through the modified activated carbon body, absorbs ammonia gas through dilute sulfuric acid in the sulfuric acid tank, and the controller monitors the concentration of carbon dioxide in the breeding house according to the carbon dioxide sensor, controls the sodium hydroxide solution discharge device to absorb redundant carbon dioxide in the breeding house, so that the air in the breeding house is purified, and the purified air is conveyed back to the breeding house through the air outlet pipeline, so that the purified air returns to the breeding house again, therefore, the air in the breeding house can not be discharged to the outside, the circulating purified air can also meet the normal growth of livestock, thereby achieving the beneficial effects of purifying harmful gas in the breeding house and reducing environmental pollution.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural view of a gas circulation purification device for a breeding house according to the present invention;
FIG. 2 is a rear view of a gas circulation purification device for a breeding house according to the present invention;
FIG. 3 is a block diagram of a plurality of modified activated carbon units joined to form a modified activated carbon unit according to the present invention;
fig. 4 is a top view of a plurality of modified activated carbon bodies of the present invention connected to form a unit of modified activated carbon bodies.
Wherein, 1-a first purification chamber; 2-modified activated carbon bodies; 3-a conveying channel; 4-sulfuric acid tank; 5-an air supply pipeline; 20-a purge channel; 6-a second purification chamber; 7-sodium hydroxide solution discharging equipment; 60-air outlet pipeline; 10-a controller; 8-a carbon dioxide sensor; 9-a semi-permeable membrane; 71-sodium hydroxide solution container; 72-a water pipe; 73-cache container; 730-bar shaped openings; 74-an electrically controlled valve; 75-a waste liquid tank; 51-a first conduit; 52-a first suction fan; 601-a second conduit; 602-a second suction fan; 90-card slot.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the utility model discloses a gas circulation purification device for a breeding house, which comprises:
the inner wall of the first purification chamber 1 is respectively connected with a modified activated carbon body 2 and a conveying channel 3, a sulfuric acid tank 4 containing dilute sulfuric acid is placed in the first purification chamber 1, a first mounting hole penetrates through the side wall of the first purification chamber 1, an air supply pipeline 5 penetrates through the first mounting hole and is positioned in the first purification chamber 1, the other end of the air supply pipeline 5 is communicated with the inside of a breeding house, a purification channel 20 penetrates through the modified activated carbon body 2, one port of the purification channel 20 is communicated with the port of the air supply pipeline 5 positioned in the first purification chamber 1, the other port of the purification channel 20 is communicated with one port of the conveying channel 3, and the sulfuric acid tank 4 is close to the other port of the conveying channel 3;
the outer wall of the second purifying chamber 6 is connected to the outer wall of the first purifying chamber 1, a through hole is formed in the joint of the second purifying chamber 6 and the first purifying chamber 1 in a penetrating mode, a sodium hydroxide solution discharging device 7 is installed in the second purifying chamber 6, the sodium hydroxide solution discharging device 7 is communicated with a waste liquid discharging pipeline, a second mounting hole is formed in the bottom end of the second purifying chamber 6, the waste liquid discharging pipeline penetrates through the second mounting hole and extends out of the second purifying chamber 6, and meanwhile the second purifying chamber 6 is communicated into the breeding house through an air outlet pipeline 60;
the controller 10, the controller 10 and the sodium hydroxide solution discharging device 7 are electrically connected, and simultaneously the controller 10 is electrically connected with the carbon dioxide sensor 8, and the carbon dioxide sensor 8 is fixed in the first purifying chamber 1.
The air supply pipeline 5 of the utility model conveys the air in the breeding house to the first purifying chamber 1 and the second purifying chamber 6 in turn, so that the air in the breeding house sequentially passes through the modified activated carbon body 2 to filter and absorb hydrogen sulfide gas and dilute sulfuric acid in the sulfuric acid tank 4 to absorb ammonia gas, and the controller monitors the concentration of carbon dioxide in the breeding house according to the carbon dioxide sensor 8, controls the sodium hydroxide solution discharge device 7 to absorb redundant carbon dioxide in the breeding house, so that the air in the breeding house is purified, and the purified air is conveyed back into the breeding house through the air outlet pipeline 60 so as to return the purified air to the breeding house again, therefore, the air in the breeding house can not be discharged to the outside, the circulating purified air can meet the requirement of the normal growth of livestock, thereby achieving the beneficial effects of purifying harmful gases in the breeding house and reducing environmental pollution.
In order to further optimize the above technical solution, there are a plurality of purification channels 20, and the plurality of purification channels 20 extend in the same direction, and ports of one end of the plurality of purification channels 20 are all communicated with the port of the air supply duct 5 located in the first purification chamber 1, and ports of the other end of the plurality of purification channels 20 are all communicated with the delivery channel 3, and the plurality of purification channels 20 are all communicated with each other.
By adopting the technical scheme, the utility model has the beneficial effects that: the absorption amount and absorption efficiency of the hydrogen sulfide gas are improved by the plurality of purge passages 20.
In order to further optimize the technical scheme, the cross section of each purification channel 20 is a regular hexagon, the modified activated carbon body 2 is honeycomb-shaped, and the inner wall of each purification channel 20 is coated with N-2-methylpyrrolidone.
By adopting the technical scheme, the utility model has the beneficial effects that: the N-2-methyl pyrrolidone can react with the hydrogen sulfide gas to absorb the residual hydrogen sulfide gas, so that the removal rate of the hydrogen sulfide gas can be improved by a chemical reaction mode of the N-2-methyl pyrrolidone and the hydrogen sulfide gas and a physical mode of adsorbing the hydrogen sulfide gas by the modified activated carbon body 2, and meanwhile, the contact area of the N-2-methyl pyrrolidone and the hydrogen sulfide gas can be increased by the honeycomb-shaped modified activated carbon body 2, so that the effect of eliminating the hydrogen sulfide gas can be further achieved.
The physical-chemical solvent is adopted to absorb the hydrogen sulfide, the price is low, heating is not needed when the gas is absorbed, and the defect of high cost of a thermal regeneration chemical absorption method is overcome.
The N-2-methyl pyrrolidone has the characteristics of stable physical property, high non-toxic harmless removal rate, simple and convenient operation method, easy automation and the like, and does not pollute the environment again.
The N-2-methyl pyrrolidone is used as a solvent, so that H2S, CO2, CO and low-grade mercaptan solvents in the raw material gas can be removed, the solvents are not degraded, and the carbon steel equipment is not obviously corroded. The selective removal of H2S can also be realized under the condition that the CO and H2S in the raw material gas are very high.
In order to further optimize the technical scheme, the modified activated carbon bodies 2 are multiple, the multiple modified activated carbon bodies 2 are connected to form a modified activated carbon body unit which is linearly distributed, multiple purification channels 20 on every two adjacent modified activated carbon bodies 2 are distributed in a staggered mode and communicated, meanwhile, the multiple purification channels 20 on the modified activated carbon body 2 at one end of the modified activated carbon body unit are communicated with the port, located in the first purification chamber 1, of the air supply pipeline 5, and the multiple purification channels 20 on the modified activated carbon body 2 at the other end of the modified activated carbon body unit are communicated with the conveying channel 3.
By adopting the technical scheme, the utility model has the beneficial effects that: further improving the removal rate and the removal amount of the hydrogen sulfide gas.
In order to further optimize the technical scheme, a first maintenance opening is formed in the side wall of the first purification chamber 1, a second maintenance opening is formed in the side wall of the second purification chamber 6, and protection doors are mounted on the first maintenance opening and the second maintenance opening.
By adopting the technical scheme, the utility model has the beneficial effects that: the staff can replace, overhaul the purification structure in the first clean room 1 through first dimension mouth, can replace, overhaul the purification structure in the second clean room 1 through the second dimension mouth.
In order to further optimize the technical scheme, the modified activated carbon bodies 2 are detachably connected with the inner wall of the first purifying chamber 1.
By adopting the technical scheme, the utility model has the beneficial effects that: the modified active carbon body 2 can be replaced regularly, and the absorption effect on the hydrogen sulfide gas is improved.
In order to further optimize the technical scheme, the sulfuric acid tank 4 is detachably connected with the inner wall or the indoor bottom end of the first purification chamber 1.
By adopting the technical scheme, the utility model has the beneficial effects that: can regularly change the dilute sulfuric acid in the sulfuric acid tank 4 to guarantee that the dilute sulfuric acid in the sulfuric acid tank 4 can continuously absorb ammonia, improve the purifying effect to breeding the house.
In order to further optimize the technical scheme, a semipermeable membrane 9 is detachably connected to the joint of the second purifying chamber 6 and the first purifying chamber 1, and the semipermeable membrane 9 covers the through hole.
By adopting the technical scheme, the utility model has the beneficial effects that: macromolecular substances in the air can be blocked in the first purifying chamber 1 through the semipermeable membrane 9, and the small molecular substances in the air pass through the semipermeable membrane 9 and enter the second purifying chamber 6, so that the purifying effect and the purifying efficiency of the air of the breeding house are further improved.
In order to further optimize the above technical scheme, a plurality of clamping grooves 90 are formed at the joint of the second purifying chamber 6 and the first purifying chamber 1, and the side edge of the semipermeable membrane 9 is clamped in the clamping grooves 90.
In order to further optimize the above solution, the sodium hydroxide solution discharge device 7 comprises:
the sodium hydroxide solution container 71 is fixed on the inner wall of the second purification chamber 6, a water pipe 72 is communicated with the sodium hydroxide solution container 71, one end, far away from the sodium hydroxide solution container 71, of the water pipe 72 is communicated with the cache container 73, meanwhile, the cache container 73 is fixed on the inner wall of the second purification chamber 6, and the top end of the cache container 73 is provided with a strip-shaped opening 730;
the electric control valve 74, the electric control valve 74 is connected to the water pipe 72, and is electrically connected with the controller 10;
By adopting the technical scheme, the utility model has the beneficial effects that: the controller monitors the concentration of carbon dioxide in the breeding house according to the carbon dioxide sensor 8, and controls the opening size of the electric control valve 74, so that the discharge amount of the sodium hydroxide solution is controlled, and the content of the carbon dioxide in the air of the breeding house is kept in a reasonable range suitable for the growth of livestock.
In order to further optimize the technical scheme, the waste liquid discharge pipeline is communicated with a waste liquid storage tank.
By adopting the technical scheme, the utility model has the beneficial effects that: the sodium hydroxide solution waste water after absorbing carbon dioxide in the waste liquid tank 75 is discharged into the waste liquid storage tank through the waste liquid discharge pipe for subsequent treatment while avoiding the waste liquid from flowing into the outside, thereby protecting the environment.
In order to further optimize the above solution, the supply duct 5 comprises:
a first pipeline 51, wherein the first pipeline 51 is respectively communicated with the breeding house and the purification channel 20;
a first suction fan 52, the first suction fan 52 being installed in the first duct 51.
By adopting the technical scheme, the utility model has the beneficial effects that: the first suction fan 52 sucks out the air in the housing and delivers the air in the housing to the purification channel 20 of the modified activated carbon body 2 through the first pipe 51.
In order to further optimize the above technical solution, the air outlet duct 60 includes:
the second pipeline 601 is communicated with the breeding house and the second purifying chamber 6 respectively;
a second suction fan 602, the second suction fan 602 being installed in the second duct 601.
By adopting the technical scheme, the utility model has the beneficial effects that: the second suction fan 602 sucks out the air purified in the second purification chamber 6, and conveys the purified air in the second purification chamber 6 back to the breeding house through the second pipeline 601.
Example 1:
the utility model provides a gas circulation purification device for a breeding house, which has the working principle as follows:
the first suction fan 52 sucks air in the cultivation house, the air in the cultivation house is conveyed into the purification channel 20 of the modified activated carbon body 2 through the first pipeline 51, hydrogen sulfide gas in the air in the cultivation house is physically absorbed through the modified activated carbon body 2, meanwhile, N-2-methyl pyrrolidone in the purification channel 20 and the hydrogen sulfide gas generate chemical reaction, the air after being filtered and absorbing the hydrogen sulfide gas is conveyed into the sulfuric acid tank 4 through the conveying channel 3, the dilute sulfuric acid in the sulfuric acid tank 4 absorbs ammonia gas in the air, and the dilute sulfuric acid can solidify the ammonia gas into ammonia salt (2 NH)3+H2SO4＝(NH4)2SO4) Then the air absorbed with ammonia gas enters the second purifying chamber 6 through the semipermeable membrane 9 (cellulose acetate membrane), the controller monitors the concentration of carbon dioxide in the breeding house according to the carbon dioxide sensor 8, and controls the opening size of the electric control valve 74, thereby controlling the flow rate of the sodium hydroxide solution released by the water pipe 72, discharging the sodium hydroxide solution in the water pipe 72 into the buffer container 73, the top end of the buffer container 73 is provided with a strip-shaped opening 730, the sodium hydroxide solution in the buffer container 73 can flow into the waste liquid tank 75 in a waterfall shape after being full, and the content of carbon dioxide in the air of the breeding house is kept in a reasonable range (2NaOH + CO) suitable for livestock growth2＝Na2CO3+H2O), the sodium hydroxide solution after absorbing carbon dioxide falls into the waste liquid tank 75, and the sodium hydroxide solution waste water after absorbing carbon dioxide in the waste liquid tank 75 is discharged into the waste liquid storage tank through the waste liquid discharge pipe for subsequent treatment while avoiding the waste liquid from flowing into the outside, thereby protecting the environment, and finally, the purified air passes throughThe second suction fan 602 sucks air from the second clean room 6, and sends the purified air in the second clean room 6 back to the breeding house through the second pipeline 601, so that the air in the breeding house can be circularly purified and recycled.
The side walls of the first purifying chamber 1 and the second purifying chamber 6 are respectively provided with a threading hole for threading a lead, so that the electric control valve 74 and the carbon dioxide sensor 8 can be connected with the controller 1 through leads.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a breed house gas circulation purifier which characterized in that includes:
the inner wall of the first purifying chamber (1) is respectively connected with a modified activated carbon body (2) and a conveying channel (3), meanwhile, a sulfuric acid tank (4) containing dilute sulfuric acid is arranged in the first purifying chamber (1), a first mounting hole penetrates through the side wall of the first purifying chamber (1), an air supply pipeline (5) penetrates through the first mounting hole, one end of the air supply pipeline (5) penetrates through the first mounting hole and is positioned in the first purifying chamber (1), the other end of the air supply pipeline is communicated with the inside of the breeding house, and a purification channel (20) is penetrated on the modified active carbon body (2), one port of the purification channel (20) is communicated with the port of the air supply pipeline (5) positioned in the first purification chamber (1), the other port is communicated with one port of the conveying channel (3), meanwhile, the sulfuric acid groove (4) is close to the other port of the conveying channel (3);
the outer wall of the second purifying chamber (6) is connected to the outer wall of the first purifying chamber (1), a through hole is formed in the joint of the second purifying chamber (6) and the first purifying chamber (1), a sodium hydroxide solution discharging device (7) is installed in the second purifying chamber (6), a waste liquid discharging pipeline is communicated with the sodium hydroxide solution discharging device (7), a second mounting hole is formed in the bottom end of the second purifying chamber (6), the waste liquid discharging pipeline penetrates through the second mounting hole and extends out of the second purifying chamber (6), and meanwhile the second purifying chamber (6) is communicated into the breeding house through an air outlet pipeline (60);
the controller (10), the controller (10) with sodium hydroxide solution discharging equipment (7) electric connection, simultaneously controller (10) electric connection has carbon dioxide sensor (8), carbon dioxide sensor (8) are fixed in first clean room (1).
2. A gas circulation purification apparatus for a breeding house according to claim 1, characterized in that there are a plurality of said purification channels (20), and a plurality of said purification channels (20) extend along the same direction, and the ports of the same end of said purification channels (20) are all connected with the port of said air supply duct (5) in said first purification chamber (1), and the ports of the other same end of said purification channels (20) are all connected with said delivery channel (3), and the connection between said purification channels (20) is all connected.
3. A gas circulation purification device for a breeding house according to claim 2, characterized in that the cross section of each purification channel (20) is regular hexagon, the modified activated carbon body (2) is honeycomb-shaped, and the inner wall of each purification channel (20) is coated with N-2-methyl pyrrolidone.
4. The gas circulation purification device for the breeding house according to claim 3, wherein the number of the modified activated carbon bodies (2) is plural, the plural modified activated carbon bodies (2) are connected to form a modified activated carbon body unit which is linearly distributed, and plural purification channels (20) on every two adjacent modified activated carbon bodies (2) are distributed in a staggered manner and are communicated, and meanwhile, the plural purification channels (20) on the modified activated carbon body (2) at one end of the modified activated carbon body unit are communicated with the port of the air supply pipeline (5) which is positioned in the first purification chamber (1), and the plural purification channels (20) on the modified activated carbon body (2) at the other end of the modified activated carbon body unit are communicated with the delivery channel (3).
5. The gas circulation purification device for the cultivation house as claimed in claim 1, wherein a first maintenance opening is opened on the side wall of the first purification chamber (1), a second maintenance opening is opened on the side wall of the second purification chamber (6), and protection doors are installed on the first maintenance opening and the second maintenance opening.
6. A gas circulation purification device for a breeding house according to claim 5, characterized in that the sulfuric acid tank (4) is detachably connected with the inner wall or the indoor bottom end of the first purification room (1).
7. A gas circulation purification device for a breeding house according to claim 1, characterized in that a semi-permeable membrane (9) is detachably connected to the joint of the second purification chamber (6) and the first purification chamber (1), and the semi-permeable membrane (9) covers the through hole.
8. A gas circulation purification apparatus for a farm house according to claim 1, wherein the sodium hydroxide solution discharge means (7) comprises:
a sodium hydroxide solution container (71), wherein the sodium hydroxide solution container (71) is fixed on the inner wall of the second purification chamber (6), a water pipe (72) is communicated with the sodium hydroxide solution container (71), one end, far away from the sodium hydroxide solution container (71), of the water pipe (72) is communicated with a buffer container (73), meanwhile, the buffer container (73) is fixed on the inner wall of the second purification chamber (6), and the top end of the buffer container (73) is provided with a strip-shaped opening (730);
the electric control valve (74), the said electric control valve (74) is connected to the said water pipe (72), and connect with electrical behavior of the said controller (10);
a waste liquid tank (75), the waste liquid tank (75) is fixed at the indoor bottom end of the second purification chamber (6), and the waste liquid tank (75) is communicated with the waste liquid discharge pipeline.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114634832A (en) * | 2022-03-11 | 2022-06-17 | 山西农业大学 | Biological denitrification device for biogas |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114634832A (en) * | 2022-03-11 | 2022-06-17 | 山西农业大学 | Biological denitrification device for biogas |
| CN114634832B (en) * | 2022-03-11 | 2023-01-13 | 山西农业大学 | Biological denitrification device for biogas |
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