CN219744434U

CN219744434U - Pig farm deodorizing device

Info

Publication number: CN219744434U
Application number: CN202223414866.6U
Authority: CN
Inventors: 谢金武; 汪加明; 刘艳书; 周庆华
Original assignee: Hunan New Wellful Co ltd
Current assignee: Hunan New Wellful Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-09-26
Anticipated expiration: 2032-12-20

Abstract

The utility model discloses a pig farm deodorizing device, which comprises a collecting chamber, a dosing mechanism and a spraying mechanism, wherein one side surface of the collecting chamber is communicated with a pig farm, a fan is fixedly arranged on one side surface of the collecting chamber, the other side of the collecting chamber is provided with an air outlet, a filtering curtain is arranged at the air outlet in a matching way, one end of the dosing mechanism is connected with the spraying mechanism, the other end of the dosing mechanism is connected with an external water source through a pipeline, and the spraying mechanism comprises an equipment main body, a first spray head and a second spray head; the first shower nozzle sets up in the space that the collection room upper end was located, and the second shower nozzle sets up respectively on collection room left and right both sides face. According to the utility model, the odor of the pig house is sent into the collection chamber through the fan, the first spray head and the second spray head are matched to perform spray deodorization treatment on the odor in the collection chamber, and finally the gas subjected to odor treatment in the collection chamber is filtered through the filtering curtain, so that the odor discharged by the pig farm is effectively treated, and the influence of the gas discharged by the pig farm on the atmosphere is reduced.

Description

Pig farm deodorizing device

Technical Field

The utility model relates to the technical field of pig raising facilities, in particular to a pig farm deodorizing device.

Background

With the continuous improvement of the standardized and intensive degree of the pig raising industry in China, pig raising enterprises face great environmental protection pressure, and the development of the pig raising industry is restricted to a certain extent by the emission of the odor of the pig raising farm. The odor components in pig farms are very complex, including volatile sulfur compounds, ammonia, volatile amines, indoles, phenols, volatile fatty acids and the like, the concentration of NH3 in the odor is highest, especially ammonia accounts for about 90% of the odor emission, dust in pig house air has very close relationship with the generation of the odor, and the dust is taken as a microbial carrier, and can adsorb compounds with bad odor and ammonia, and simultaneously organic matters in the dust are continuously decomposed by microorganisms to generate the odor. The odor of the pig farm not only can harm the health of people and livestock, but also can destroy the ecological environment, and ammonia gas and hydrogen sulfide generated in the livestock and poultry breeding process can increase the nitrogen content of the atmosphere, thereby leading to the formation of acid rain.

In view of this, pig farm odor treatment is becoming an urgent problem.

Disclosure of Invention

The utility model aims to provide a pig farm deodorizing device which can treat odor exhausted from a pig farm and effectively reduce the influence of the exhaust gas of the pig farm on the atmosphere.

In order to achieve the above purpose, the utility model adopts the following technical means:

the utility model provides a pig farm deodorizing device, includes collecting chamber, dosing mechanism and spraying mechanism, collecting chamber one side is used for with pig house intercommunication setting, fixedly be provided with the fan on collecting chamber one side, collecting chamber opposite side is provided with the gas outlet, gas outlet department matches and is provided with the filtration curtain, dosing mechanism one end is connected with spraying mechanism, dosing mechanism other end passes through the pipe connection outside water source, spraying mechanism includes equipment main part, first shower nozzle and second shower nozzle pass through the pipe connection with equipment main part; the first spray head is arranged in the space where the upper end part of the collecting chamber is located, and the second spray head is respectively arranged on the left side surface and the right side surface of the collecting chamber.

Further, the pig farm deodorizing device further comprises a hollow fiber ultrafilter, one end of the hollow fiber ultrafilter is connected with an external water source through a pipeline, and the other end of the hollow fiber ultrafilter is connected with a dosing mechanism through a pipeline.

Further, the fan is arranged in the middle of one side surface of the collecting chamber.

Further, the upper end face of the collecting chamber is provided with a bevel board, and the bevel board is arranged obliquely downwards.

Further, the two sides in the collection chamber are respectively provided with a fixed plate, and the second spray head is fixedly arranged on the fixed plates.

Further, the second nozzle is arranged at a position half of the height between the inclined panel and the ground.

Further, the first spray heads and the second spray heads are the same in number, the first spray heads are uniformly arranged below the inclined panel, and the second spray heads are uniformly arranged on one side of the fixing plate.

Further, the filtering curtain is composed of a first non-woven fabric layer, a filtering layer, a deodorizing layer and a second non-woven fabric layer which are sequentially arranged, wherein the first non-woven fabric layer and the second non-woven fabric layer are one of needled polyester, spunlaced polyester/polypropylene, spunlaced polyester/polylactic acid, polypropylene or polyester spunbonded cloth, the filtering layer is an electret polypropylene or polylactic acid melt-blown non-woven fabric filtering layer, the deodorizing layer is an adsorption layer filled with graphene sponge, and the graphene sponge is a three-dimensional sponge-like structure of graphene oxide self-assembly or a three-dimensional structure prepared based on a traditional sponge as a template.

Further, the thickness of the filtering curtain is set to be 0.7-2.0 mm.

Further, the thickness of the first non-woven fabric layer is 0.1-0.4 mm, the thickness of the second non-woven fabric layer is 0.3-0.6 mm, and the thickness of the filter layer is 0.2-0.5 mm; the thickness of the deodorizing layer is 0.1-0.5 mm.

Compared with the prior art, the utility model has the following technical effects:

according to the pig farm deodorizing device, the odor of the pig farm is sent into the collecting chamber through the fan, the first spray head and the second spray head are matched to perform spray deodorizing treatment on the odor in the collecting chamber, and finally the gas subjected to odor treatment in the collecting chamber is filtered through the filtering curtain, so that the odor exhausted by the pig farm is effectively treated, and the influence of the exhaust gas of the pig farm on the atmosphere is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view showing the structure of a deodorizing device for pig farm according to the present utility model;

fig. 2 is a schematic view of the structure of the filtering curtain of the present utility model.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

As shown in fig. 1 and 2, a pig farm deodorizing device comprises a collecting chamber 10, a dosing mechanism 20 and a spraying mechanism 30, wherein one side surface of the collecting chamber 10 is used for being communicated with a pig house 40 so as to collect and treat odor generated in the pig house 40; specifically, a fan 50 is fixedly disposed on one side of the collecting chamber 10, the fan 50 is disposed in the middle of one side of the collecting chamber 10 to uniformly send the odor discharged from the pig house 40 into the collecting chamber 10, or the fan 50 may be disposed at the upper end or the lower end of one side of the collecting chamber 10 as required, so that the odor discharged from the pig house 40 gradually spreads from top to bottom or from bottom to top and fills the collecting chamber 10.

An air outlet is formed in the other side of the collecting chamber 10, and a filtering curtain 60 is arranged at the air outlet in a matching manner; one end of the dosing mechanism 20 is connected with the spraying mechanism 30, the dosing mechanism 20 is used for providing a microbial agent for the spraying mechanism 30, the odor discharged from the pig house 40 is treated by spraying mixed microbial agent, dust sedimentation and microbial decomposition in the collecting chamber 10 are utilized, dust discharged into the collecting chamber 10 by the collecting fan 50 is adsorbed on the dust, and part of solid dust is precipitated in the collecting chamber 10; the odor discharged by the blower 50 contacts with the fog drops of the mixed microbial agent, and the concentration of the odor in the collecting chamber 10 is reduced by a microbial decomposition means; wherein, the dosing mechanism 20 is a veterinary drug applicator, which is commercially available and need not be described herein; the microbial agents provided by the drug delivery mechanism 20 may be commercially available or simply prepared by those skilled in the art purchasing microbial agents as desired, including but not limited to the following: 1. the bacillus subtilis not only can weaken the urease activity through the generated subtilin to prevent urea from being decomposed into ammonia and carbon dioxide or ammonium carbonate, but also can generate enzymes such as amino oxidase and the like, and can reduce the concentration of harmful gases such as ammonia generated by urea decomposition in excrement and urine and reduce the release of the harmful gases; 2. lactic acid bacteria, which produce acetic acid that reacts with ammonia to produce ammonium acetate with less obvious taste than ammonia; 3. yeast, which is facultative anaerobe, its growth and propagation can consume oxygen to cause anaerobic environment, and metabolize to produce organic acid such as lactic acid, thus being beneficial to the growth of beneficial bacteria such as lactic acid bacteria, inhibiting the growth of harmful bacteria such as escherichia coli and salmonella, thus improving local environment and flora structure; 4. nitrifying bacteria capable of oxidizing reduced nitrogen (ammonia/nitrogen atmosphere, including organic atmosphere) to heterotrophic microorganisms of hydroxylamine, nitrite nitrogen and nitrate nitrogen under aerobic conditions; 5. photosynthetic bacteria which can resist high-concentration organic wastewater and have strong decomposition and conversion capability, and also have certain resistance and decomposition capability on toxins such as phenol, cyanogen and the like.

The other end of the dosing mechanism 20 is connected with an external water source through a pipeline, the spraying mechanism 30 comprises an equipment main body 31, a first spray head 32 and a second spray head 33, the first spray head 32 and the second spray head 33 are connected with the equipment main body 31 through pipelines, the equipment main body 31 is high-pressure spraying equipment, the first spray head 32 is arranged in a space where the upper end part of the collecting chamber 10 is located, and odor collected in the collecting chamber 10 is sprayed from top to bottom; the second spray heads 33 are respectively disposed on the left and right sides of the collecting chamber 10, so as to spray the odor in the collecting chamber 10 from the left and right sides, thereby improving the treatment efficiency of the odor in the collecting chamber 10, and by spraying the odor from a plurality of angles in the collecting chamber 10, the treatment range of the odor in the collecting chamber 10 is enlarged, so that the odor entering the collecting chamber 10 can be effectively treated at the first time, and the untreated odor is prevented from being discharged to the outside atmosphere via the filtering curtain 60 to affect the surrounding environment.

In one embodiment, the pig farm deodorizing device further comprises a hollow fiber ultrafilter 70, one end of the hollow fiber ultrafilter 70 is connected with an external water source through a pipeline, and the other end of the hollow fiber ultrafilter 70 is connected with the dosing mechanism 20 through a pipeline, so that various impurities of the external water source are filtered, and the filtered water source is provided for the dosing mechanism 20 for use, so that impurities contained in the spray of the spraying mechanism 30 through the first spray head 32 and the second spray head 33 are reduced, and the odor treatment efficiency in the collecting chamber 10 is improved.

In one embodiment, the number of fans 50 may be set to be plural to ensure that the odor discharged from the pigsty 40 can more quickly enter the collection chamber 10 for the deodorizing operation.

In one embodiment, the upper end surface of the collecting chamber 10 is provided with a slope board 11, and the slope board 11 is inclined downward, so that the moving space of the odor discharged from the pigsty 40 is gradually reduced, and the deodorizing operation is efficiently performed on the odor in the collecting chamber 10.

In one embodiment, the two inner sides of the collecting chamber 10 are respectively provided with a fixing plate 12, and the second spray head 33 is fixedly arranged on the fixing plate 12; the fixed plate 12 is at a certain height from the ground, and the second spray head 33 is disposed at a half position of the height between the inclined plate 11 and the ground, so as to more efficiently spray and deodorize the odor between the inclined plate 11 and the ground.

Specifically, the number of the first spray heads 32 and the number of the second spray heads 33 are matched, the number of the first spray heads 32 and the number of the second spray heads 33 are the same, the first spray heads 32 are uniformly arranged below the inclined panel 11, and the second spray heads 33 are uniformly arranged on one side of the fixed plate 12, so that spray deodorization treatment is performed on odor between the inclined panel 11 and the ground more efficiently.

In one embodiment, the thickness of the filtering curtain 60 is set to be 0.7-2.0 mm, and by reducing the thickness of the filtering curtain 60, the discharge resistance of the odor-treated gas in the collecting chamber 10 to the outside is reduced, so that the energy consumption of the blower 50 is reduced, and the occurrence of the situation that the odor in the collecting chamber 10 is re-entered into the space of the pig house 40 due to the fact that the air pressure value after the odor is treated is too high is avoided.

Specifically, the filtering curtain 60 is composed of a first nonwoven fabric layer 61, a filtering layer 62, a deodorizing layer 63, and a second nonwoven fabric layer 64, which are sequentially disposed; the first nonwoven layer 61 and the second nonwoven layer 64 are one of needled polyester, spunlaced polyester/polypropylene, spunlaced polyester/polylactic acid, polypropylene or polyester spunbonded fabric, the thickness of the first nonwoven layer 61 is 0.1-0.4 mm, and the thickness of the second nonwoven layer 64 is 0.3-0.6 mm; the filter layer 62 is an electret polypropylene or polylactic acid melt-blown non-woven fabric filter layer 62, and the thickness of the filter layer 62 is 0.2-0.5 mm; the deodorizing layer 63 is an adsorption layer filled with graphene sponge, the graphene sponge is a three-dimensional sponge-like structure of graphene oxide self-assembly or a three-dimensional structure prepared based on a traditional sponge as a template, and the thickness of the deodorizing layer 63 is 0.1-0.5 mm; the non-woven fabric layer and the filter layer 62 can be adopted to realize the interception of air particles with different particle diameters, and the air resistance is small and the filtering effect is good; the graphene sponge with good recyclable adsorption performance on purifying sulfur dioxide, ammonia and the like is adopted to replace the traditional adsorption materials such as active carbon and the like, so that harmful gases in the air can be effectively adsorbed.

The deodorizing principle of the utility model is that the water mist is gathered by spraying into the space in the collecting chamber 10 by taking dust particles as the center, so that the mass and the diameter of the dust particles are increased, the collision among the dust particles is facilitated, and when the dust particles collide with each other, the rebound force is reduced due to the surrounding of the water vapor on the surface, and the dust particles gradually settle down; the dust particles with larger mass and diameter are influenced by self gravity and inertia, the moving direction is separated from the streamline direction of wind flow, the mass of the dust particles is not counted, the dust particles move together with the diversion flow, but the dust particles have a certain size, when the distance between the sprayed water mist particles and the mass center of the dust particles is smaller than the radius of the dust particles, the water mist particles and the dust particles are adhered together, and therefore the dust particles are intercepted, and the process is called intercepting dust catching; dust particles with the diameter of more than 0.5-1 mu m have certain influence on the inertia coefficient of dust, namely the larger the inertia coefficient is, the more easily the dust and the water drop collide, namely the more easily the dust is removed; dust particles with the diameter smaller than 0.2 mu m mainly do Brownian motion, can be trapped by diffusion and are trapped by water mist particles; then, under the pressure of the collecting chamber 10, the gas after the odor treatment flows through the filtering curtain 60 at the outlet of the collecting chamber 10 in a physical adsorption mode, and part of dust is adsorbed by the filtering curtain 60 and untreated odor is adsorbed; finally, the gas, dust and the fog drops of the mixed microbial agent discharged from the filtering curtain 60 are contacted again outdoors, the fog drops are adsorbed on the dust, the residual solid dust is precipitated outdoors, the concentration of the residual odor in the air is further reduced through a microbial decomposition means, and further the odor discharged from the pig farm is effectively treated, so that the influence of the exhaust gas of the pig farm on the atmosphere is reduced.

In summary, the pig farm deodorizing device of the present utility model sends the odor of the pig farm 40 into the collecting chamber 10 through the fan 50, and performs spray deodorizing treatment on the odor in the collecting chamber 10 in combination with the first nozzle 32 and the second nozzle 33, and finally filters the odor-treated gas in the collecting chamber 10 by using the filtering curtain 60, so as to effectively treat the odor exhausted from the pig farm, and reduce the influence of the exhaust gas of the pig farm on the atmosphere.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims

1. A pig farm deodorizing device which is characterized in that: the pig house comprises a collecting chamber, a dosing mechanism and a spraying mechanism, wherein one side surface of the collecting chamber is communicated with a pig house, a fan is fixedly arranged on one side surface of the collecting chamber, an air outlet is formed in the other side of the collecting chamber, a filtering curtain is arranged at the air outlet in a matched mode, one end of the dosing mechanism is connected with the spraying mechanism, the other end of the dosing mechanism is connected with an external water source through a pipeline, the spraying mechanism comprises an equipment main body, a first spray head and a second spray head, and the first spray head and the second spray head are connected with the equipment main body through pipelines; the first spray head is arranged in the space where the upper end part of the collecting chamber is located, and the second spray head is respectively arranged on the left side surface and the right side surface of the collecting chamber.

2. A pig farm deodorizing device according to claim 1, wherein: the pig farm deodorizing device further comprises a hollow fiber ultrafilter, one end of the hollow fiber ultrafilter is connected with an external water source through a pipeline, and the other end of the hollow fiber ultrafilter is connected with a dosing mechanism through a pipeline.

3. A pig farm deodorant device according to claim 1 or 2, wherein: the fan is arranged in the middle of one side surface of the collecting chamber.

4. A pig farm deodorant device according to claim 1 or 2, wherein: the collecting chamber up end is provided with the inclined panel, the inclined panel slope sets up downwards.

5. A pig farm deodorant device according to claim 1 or 2, wherein: the two side surfaces in the collecting chamber are respectively provided with a fixed plate, and the second spray head is fixedly arranged on the fixed plates.

6. A pig farm deodorizing device according to claim 5, wherein: the second spray head is arranged at a half position of the height between the inclined panel and the ground.

7. A pig farm deodorizing device according to claim 5, wherein: the first spray heads and the second spray heads are the same in number, the first spray heads are uniformly arranged below the inclined panel, and the second spray heads are uniformly arranged on one side of the fixing plate.

8. A pig farm deodorant device according to claim 1 or 2, wherein: the filtering curtain is composed of a first non-woven fabric layer, a filtering layer, a deodorizing layer and a second non-woven fabric layer which are sequentially arranged, wherein the first non-woven fabric layer and the second non-woven fabric layer are one of needled polyester, spun-laced polyester/polypropylene, spun-laced polyester/polylactic acid, polypropylene or polyester spun-bond cloth, the filtering layer is an electret polypropylene or polylactic acid melt-blown non-woven fabric filtering layer, the deodorizing layer is an adsorption layer filled with graphene sponge, and the graphene sponge is a three-dimensional sponge-like structure of graphene oxide self-assembly or a three-dimensional structure prepared based on a traditional sponge as a template.

9. A pig farm deodorizing device according to claim 8, wherein: the thickness of the filtering curtain is set to be 0.7-2.0 mm.

10. A pig farm deodorizing device according to claim 9, wherein: the thickness of the first non-woven fabric layer is 0.1-0.4 mm, the thickness of the second non-woven fabric layer is 0.3-0.6 mm, and the thickness of the filter layer is 0.2-0.5 mm; the thickness of the deodorizing layer is 0.1-0.5 mm.