CN112568133B

CN112568133B - Environment-friendly pig house

Info

Publication number: CN112568133B
Application number: CN202011626101.1A
Authority: CN
Inventors: 嵇春海
Original assignee: Jiangsu Tian Peng Feed Co ltd
Current assignee: Jiangsu Tian Peng Feed Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-09
Anticipated expiration: 2040-12-31
Also published as: CN112568133A

Abstract

The invention discloses an environment-friendly hog house which comprises a hog raising room and a base arranged at the bottom end of the hog raising room, wherein a cooling mechanism is arranged on one side of the hog raising room, a ceiling is arranged at the top end of the hog raising room, a heat insulation layer is arranged on the inner wall of the ceiling, a waterproof heat insulation layer is arranged on the outer wall of the ceiling, a purification mechanism is arranged in the ceiling, a washing circulating water tank is arranged on one side of the ceiling, a washing water pump is arranged at the top end of the washing circulating water tank, and a cleaning mechanism is arranged at an opening at the top end of the base. Has the advantages that: through making excrement and urine landing in the draft tube, easy operation is convenient for to the collection of excrement and urine, and under the effect of second casing cooperation storage manure pit and dry manure pit, first drainage tube, solid-liquid separator, second drainage tube, blast pipe, marsh liquid pond and methane-generating pit in addition, realized utilizing the effect of gravity and rivers, excrement and urine can flow into the body automatically and get into the methane-generating pit, then generates marsh gas and uses, and is energy-concerving and environment-protective, simple structure, easily realization.

Description

Environment-friendly pig house

Technical Field

The invention relates to the field of livestock and poultry breeding facilities, in particular to an environment-friendly pigsty.

Background

The pigsty is a building for raising a herd of pigs. According to different feeding purposes, the breeding pigsty can be divided into a pig breeding house, a pregnant pigsty, a delivery pigsty, a breeding pigsty, a fattening pigsty and the like. Feeding and drinking are generally carried out in a house, which is provided with a swinery playground or a feces passage outside and is separated by a partition wall or a partition fence. A large amount of excrement and urine are generated in a pigsty, toxic gases such as ammonia gas and hydrogen sulfide are generated, and if the excrement and urine cannot be cleared away in time, the toxic gases cannot be discharged in time, so that air is dirty, the excrement and urine is smelly, and pigs are susceptible to respiratory diseases and intestinal diseases, and the healthy growth of the pigs is influenced. If do not do sterilization disinfection or conversion after the fecaluria clearance of pig, the foul smell that produces at the farming in-process spreads in birds animal colony house space and near environment, through natural diffusion, cause the serious pollution to the environment, be unfavorable for the healthy development of aquaculture, and increase in raising density, lead to raising the environmental variation, the temperature is difficult for regulating and control, especially in hot summer, the pig house cooling receives the breed condition restriction, the high temperature, influence the normal growth of pig, if use air conditioning system, cooling or cold-proof expense are too high, improve the raising cost.

An effective solution to the problems in the related art has not been proposed yet.

Disclosure of Invention

In view of the problems in the related art, the present invention is directed to an environment-friendly pigsty to overcome the above problems in the related art.

The technical scheme of the invention is realized as follows:

an environment-friendly hog house comprises a hog raising room and a base arranged at the bottom end of the hog raising room, wherein a cooling mechanism is arranged on one side of the hog raising room, a ceiling is arranged at the top end of the hog raising room, a heat insulation layer is arranged on the inner wall of the ceiling, a waterproof heat insulation layer is arranged on the outer wall of the ceiling, a purification mechanism is arranged in the ceiling, a washing circulation water tank is arranged on one side of the ceiling, a washing water pump is arranged at the top end of the washing circulation water tank, and a cleaning mechanism is arranged at an opening at the top end of the base;

the temperature reduction mechanism comprises a first shell, a water storage tank is arranged at the bottom end in the first shell, a water curtain is arranged on one side of the inner wall of the first shell and on one side of the pig raising room, a water pump is arranged on one side of the water curtain and on the top end of the inner wall of the first shell, a water pipe and a water spray pipe are respectively arranged at the bottom end of the water pump, one end of the water pipe extends into the water storage tank, the water spray pipe is obliquely arranged, and an air blower is arranged on the other side of the first shell;

the purifying mechanism comprises a frame body, wherein a first spraying water pipe is arranged at the bottom end of the frame body, a plurality of first spraying heads are arranged at the bottom end of the first spraying water pipe, one end of the first spraying water pipe is communicated with the washing circulating water tank, a support frame is arranged at the top end of the first spraying water pipe, a biological filter material support plate is arranged at the top end of the support frame, a biological filter material is arranged at the top end of the biological filter material support plate, a plurality of second spraying water pipes are arranged at the top end of the biological filter material support plate, one end of each second spraying water pipe is communicated with the washing circulating water tank, a second spraying head is arranged at the bottom end of each second spraying water pipe, a ventilation pipe is arranged at the top end of each second spraying water pipe, and an exhaust fan is arranged at one end of each ventilation pipe, which is inserted into the top end of the inner wall of the ceiling in an extending manner;

wherein, the cleaning mechanism comprises a base plate which is obliquely arranged, the base plate is movably connected with one side of the base through a hinge, a high-pressure spray head is arranged at one side of the top end of the pig raising chamber and at one side of the inner wall of the pig raising chamber, a high-pressure water pump is arranged at one side of the high-pressure spray head and at one side of the outer wall of the pig raising chamber, an arc-shaped lateral groove is arranged at one side of the inner wall of the base and at one side of the base plate, a baffle is arranged at the bottom end of the inner wall of the base and at one side of the arc-shaped lateral groove, the baffle is in a right triangle structure, a flow guide pipe is arranged at the bottom end of the baffle, a telescopic cylinder is arranged at one side of the baffle, a telescopic rod is arranged at the top end of the telescopic cylinder, one end of the flow guide pipe penetrates through the bottom end of the base and is provided with a methane mechanism, the methane mechanism comprises a second shell, a manure storage tank and a dry manure tank are respectively arranged at one side of the inner wall of the second shell, the top end opening of the septic tank is communicated with the flow guide pipe, the septic tank is connected with the dry manure tank through a first drainage pipe, one side of the septic tank is provided with a solid-liquid separator, the solid-liquid separator is connected with the septic tank through a second drainage pipe, the top end of the solid-liquid separator is provided with an exhaust pipe, one end of the exhaust pipe extends out of the second shell, the bottom end of the solid-liquid separator is provided with a biogas liquid tank, the biogas liquid tank is connected with the solid-liquid separator through a third drainage pipe, and the bottom end of the biogas liquid tank is provided with a biogas digester.

Further, a disinfection and deodorization medicament is arranged in the washing circulating water tank.

Furthermore, the water pipe and the water spray pipe are provided with sealing rings at the joint.

Further, the exhaust pipe is provided with an exhaust valve.

Furthermore, a plurality of filtering holes are formed in the bottom end of the biological filter material supporting plate.

Furthermore, the first drainage tube and the second drainage tube are both provided with control valves.

Further, the high-pressure spray head is communicated with the high-pressure water pump through a hose.

Further, the high-pressure spray head is obliquely arranged.

Furthermore, a feces discharge port is formed at the bottom end of the dry feces pool.

The invention has the beneficial effects that: under the action of the cooperation of the ceiling of the pig raising room, the heat preservation layer and the waterproof heat insulation layer, the heat preservation and the waterproof performance of the ceiling are achieved, in addition, under the action of the cooperation of the first shell body with the water storage tank, the water curtain, the water pump, the water pipe, the water spray pipe and the air blower, the water in the water storage tank is pumped by the water pump, the water is sprayed on the water curtain by the water spray pipe, the water flows downwards from top to bottom under the action of gravity, the water forms a water film on the surface of the water curtain, when the air blower blows air to penetrate through the water curtain, the water in the water film can absorb heat in the air and evaporate a large amount of heat, the temperature of the air passing through the water curtain is reduced, the pig house is cooled, the water falls into the water storage tank on the water curtain, the recycling is achieved, resources are saved, the cost is reduced, no pollution is caused to the environment, compared with the air conditioner cooling, the power consumption is low, the cooling cost is low, and the frame body is matched with the first water spray pipe and the first spray head, Under the action of the support frame, the biological filter material support plate, the biological filter material, the second spraying pipe, the second spraying head, the ventilation pipe and the exhaust fan, odor generated in the space of the pig raising room is extracted by the exhaust fan, odor molecules in the odor are oxidized and decomposed by microorganisms after being contacted with the biological filter material, and the odor molecules are converted into carbon dioxide, water, mineral substances and the like, so that the purpose of odor purification is achieved, the first spraying pipe and the second spraying head are used for deodorizing, disinfecting and sterilizing the inside of the pig raising room, and spraying medicaments into the pig raising room in a timed and quantitative manner, so that on one hand, odor generated by excrement of poultry and livestock accumulated in the pig raising room is inhibited, and odor emitted by the pig raising room is decomposed, the odor in the pig raising room is further reduced, the morbidity and mortality of the poultry and the breeding cost are reduced, and meanwhile, the influence of a breeding place on the surrounding environment is eliminated, and the bottom plate is matched with the high-pressure nozzle and the high-pressure pump, The arc-shaped side groove, the baffle plate, the honeycomb duct, telescopic cylinder and telescopic link are used, telescopic cylinder control telescopic link is realized to make the baffle plate become the slope form, high-pressure spray head washes away on the surface of the baffle plate, excrement and urine is made to slide into the honeycomb duct, the operation is simple, the excrement and urine collection is convenient, in addition, the second shell is matched with the manure storage tank and the dry manure pit, the first drainage tube, the solid-liquid separator, the second drainage tube, the exhaust pipe, the methane liquid pool and the methane tank are used, the effect of utilizing gravity and water flow is realized, excrement and urine can automatically flow into the pipe body to enter the methane tank, and then methane is generated for use, the energy conservation and environmental protection are realized, the structure is simple, and the realization is easy.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural view of an eco-friendly pig house according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a cooling mechanism of an environmentally friendly pigsty according to an embodiment of the invention;

FIG. 3 is a schematic structural diagram of a purification mechanism of an eco-friendly pig house according to an embodiment of the present invention;

FIG. 4 is an enlarged schematic view of A of FIG. 1;

fig. 5 is a schematic view of a biogas mechanism of an environmentally friendly pig house according to an embodiment of the present invention.

In the figure:

1. a pig raising room; 2. a base; 3. a cooling mechanism; 4. a ceiling; 5. a heat-insulating layer; 6. a waterproof heat-insulating layer; 7. a purification mechanism; 8. a washing circulation water tank; 9. washing the water pump; 10. a cleaning mechanism; 11. a first housing; 12. a water storage tank; 13. a water curtain; 14. a water pump; 15. a water pipe; 16. a water spray pipe; 17. a blower; 18. a frame body; 19. a first water spray pipe; 20. a first sprinkler head; 21. a support frame; 22. a biological filter material support plate; 23. biological filter materials; 24. a second water spray pipe; 25. a second spray head; 26. a vent pipe; 27. an exhaust fan; 28. a base plate; 29. a high pressure spray head; 30. a high pressure water pump; 31. an arcuate side groove; 32. a baffle plate; 33. a flow guide pipe; 34. a telescopic cylinder; 35. a telescopic rod; 36. a biogas mechanism; 37. a second housing; 38. a septic tank; 39. a dry manure pit; 40. a first draft tube; 41. a solid-liquid separator; 42. a second draft tube; 43. an exhaust pipe; 44. a biogas slurry pool; 45. a biogas generating pit; 46. a third drainage tube; 47. an exhaust valve; 48. a manure discharge port.

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 that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.

According to an embodiment of the present invention, an environmentally friendly pig house is provided.

As shown in fig. 1-5, the environment-friendly pig house according to the embodiment of the present invention includes a pig raising room 1 and a base 2 disposed at the bottom end of the pig raising room 1, wherein a temperature lowering mechanism 3 is disposed at one side of the pig raising room 1, a ceiling 4 is disposed at the top end of the pig raising room 1, an insulating layer 5 is disposed on the inner wall of the ceiling 4, a waterproof and heat insulating layer 6 is disposed on the outer wall of the ceiling 4, a purifying mechanism 7 is disposed in the ceiling 4, a washing circulation water tank 8 is disposed at one side of the ceiling 4, a washing water pump 9 is disposed at the top end of the washing circulation water tank 8, and a cleaning mechanism 10 is disposed at the top end opening of the base 2;

the cooling mechanism 3 comprises a first shell 11, a water storage tank 12 is arranged at the bottom end of the first shell 11, a water curtain 13 is arranged on one side of the inner wall of the first shell 11 and located on one side of the pig raising room 1, a water pump 14 is arranged on one side of the water curtain 13 and located at the top end of the inner wall of the first shell 11, a water pipe 15 and a water spray pipe 16 are respectively arranged at the bottom end of the water pump 14, one end of the water pipe 15 extends into the water storage tank 12, the water spray pipe 16 is arranged in an inclined mode, and an air blower 17 is arranged on the other side of the first shell 11;

the purification mechanism 7 comprises a frame body 18, a first spraying pipe 19 is arranged at the bottom end of the frame body 18, a plurality of first spraying heads 20 are arranged at the bottom end of the first spraying pipe 19, one end of the first spraying pipe 19 is communicated with the washing circulation water tank 8, a support frame 21 is arranged at the top end of the first spraying pipe 19, a biological filter material support plate 23 is arranged at the top end of the support frame 22, a biological filter material 23 is arranged at the top end of the biological filter material support plate 22, a plurality of second spraying pipes 24 are arranged at the top end of the biological filter material 23, one end of each second spraying pipe 24 is communicated with the washing circulation water tank 8, a second spraying head 25 is arranged at the bottom end of each second spraying pipe 24, a ventilation pipe 26 is arranged at the top end of each second spraying pipe 24, and an exhaust fan 27 extends from the top end of the inner wall of the ceiling 4;

wherein, the cleaning mechanism 10 comprises a base plate 28 which is obliquely arranged, the base plate 28 is movably connected with one side of the base 2 through a hinge, a high-pressure spray nozzle 29 is arranged on one side of the top end of the pig raising chamber 1 and on one side of the inner wall of the pig raising chamber 1, a high-pressure water pump 30 is arranged on one side of the high-pressure spray nozzle 29 and on one side of the outer wall of the pig raising chamber 1, a solitary side groove 31 is arranged on one side of the inner wall of the base 2 and on one side of the base plate 28, a baffle 32 is arranged at the bottom end of the inner wall of the base 2 and on one side of the solitary side groove 31, the baffle 32 is in a right-angled triangle structure, a flow guide pipe 33 is arranged at the bottom end of the baffle 32, a telescopic cylinder 34 is arranged on one side of the baffle 32, a telescopic rod 35 is arranged at the top end of the telescopic cylinder 34, a biogas mechanism 36 is arranged at one end of the flow guide pipe 33 penetrating through the bottom end of the base 2, and the biogas mechanism 36 comprises a second shell 37, a septic tank 38 and a dry manure tank 39 are respectively arranged on one side of the inner wall of the second shell 37, an opening at the top end of the septic tank 38 is communicated with the guide pipe 33, the septic tank 38 is connected with the dry manure tank 39 through a first drainage pipe 40, a solid-liquid separator 41 is arranged on one side of the septic tank 38, the solid-liquid separator 41 is connected with the septic tank 38 through a second drainage pipe 42, an exhaust pipe 43 is arranged at the top end of the solid-liquid separator 41, one end of the exhaust pipe 43 extends out of the second shell 37, a biogas liquid tank 44 is arranged at the bottom end of the solid-liquid separator 41, the biogas liquid tank 44 is connected with the solid-liquid separator 41 through a third drainage pipe 42, and a biogas digester 45 is arranged at the bottom end of the biogas liquid tank 44.

By means of the technical scheme, the heat preservation, the heat insulation and the waterproofness of the ceiling 4 are realized under the action of the cooperation of the pig raising room 1 with the ceiling 4, the heat preservation layer 5 and the waterproof heat insulation layer 6, in addition, under the action of the cooperation of the first shell 11 with the water storage tank 12, the water curtain 13, the water pump 14, the water pipe 15, the water spray pipe 16 and the air blower 17, the water in the water storage tank 12 is extracted by the water pump 14, the water spray pipe 16 sprays water on the water curtain 13, the water flows downwards from the top under the action of gravity, the water forms a water film on the surface of the water curtain 13, when the air blower 17 blows air to pass through the water curtain 13, the water in the water film absorbs heat in the air and evaporates to take away a large amount of heat, the air temperature passing through the water curtain 13 is reduced, the pig house is cooled, and the water falls in the water storage tank 12 on the water curtain 13, so that the recycling is realized, the resources are saved, the cost is reduced, and the environment is not polluted, compared with air-conditioning cooling, the electric energy consumption is low, the cooling cost is low, the frame body 18 is matched with the first spraying pipe 19, the first spraying head 20, the support frame 21, the biological filter material support plate 22, the biological filter material 23, the second spraying pipe 24, the second spraying head 25, the ventilating pipe 26 and the exhaust fan 27, the exhaust fan 27 is used for extracting odor generated in the space of the pig raising room 1, odor molecules in the odor are oxidized and decomposed by microorganisms after being contacted with the biological filter material 23, the odor molecules are converted into carbon dioxide, water, mineral substances and the like, so that the purpose of odor purification is achieved, the first spraying pipe 19 and the second spraying head 25 are used for deodorizing, disinfecting and sterilizing the pig raising room 1, and medicaments are sprayed into the pig raising room 1 in a timing and quantitative manner, so that on one hand, the odor generated by excrement of poultry and livestock accumulated in the pig raising room 1 is inhibited, and the odor emitted by the pig raising room 1 is decomposed at the same time, the peculiar smell in the pig raising room 1 is further reduced, the morbidity and mortality of the livestock are reduced, the breeding cost is reduced, and the influence of the breeding place on the surrounding environment is eliminated, the bottom plate 28 is matched with the high-pressure spray head 29, the high-pressure water pump 30, the arc-shaped side groove 31, the baffle plate 32, the draft tube 33, the telescopic cylinder 34 and the telescopic rod 35, the telescopic cylinder 34 is used for controlling the telescopic rod 35 to enable the baffle plate 32 to be inclined, the high-pressure spray head 29 is used for washing the surface of the baffle plate 32, excrement is enabled to slide into the draft tube 33, the operation is simple, the excrement collection is convenient, in addition, the second shell 37 is matched with the septic tank 38, the dry excrement tank 39, the first draft tube 40, the solid-liquid separator 41, the second draft tube 42, the exhaust tube 43, the biogas slurry tank 44 and the biogas slurry 45, the gravity and the water flow are utilized, the excrement can automatically flow into the tube body to enter the biogas tank 45 and then generate biogas for use, energy-saving and environment-friendly, simple in structure and easy to realize.

In addition, in one embodiment, a sterilizing and deodorizing agent is provided in the washing cycle water tank 8. By adopting the scheme, the pig raising room 1 is convenient to disinfect and deodorize.

In addition, in one embodiment, a sealing ring is provided at the connection between the water pipe 15 and the water spray pipe 16. By adopting the scheme, the connection tightness is improved, and leakage is avoided.

In addition, in one embodiment, an exhaust valve 47 is provided to the exhaust pipe 43. With this arrangement, the exhaust pipe 43 can be controlled more easily by the user.

In addition, in one embodiment, a plurality of filter holes are provided to the bottom end of the biological filter material support plate 22. By adopting the scheme, the efficiency of disinfection and deodorization is improved.

In addition, in one embodiment, a control valve is provided for each of the first and

second drains

40 and 42 described above. By adopting the scheme, a user can conveniently deposit the septic tank 38.

In addition, in one embodiment, the high pressure nozzle 29 communicates with the high pressure water pump 30 through a hose. By adopting the scheme, the jetting fluency of the high-pressure nozzle 29 is improved.

In addition, in one embodiment, the high pressure showerhead 29 is tilted. By adopting the scheme, the bottom plate 28 is better flushed.

In addition, in one embodiment, a manure discharge port 48 is provided to the bottom end of the above-described manure pit 39. By adopting the scheme, the dry manure pool 39 is convenient to clean.

In summary, according to the technical scheme of the invention, the heat preservation, heat insulation and water resistance of the ceiling 4 are realized under the action of the pig raising room 1 matched with the ceiling 4, the heat preservation layer 5 and the waterproof heat insulation layer 6, in addition, the first shell 11 is matched with the water storage tank 12, the water curtain 13, the water pump 14, the water pipe 15, the water spray pipe 16 and the blower 17, so that the water pump 14 extracts the water in the water storage tank 12, the water spray pipe 16 sprays the water on the water curtain 13, the water flows downwards from top under the action of gravity, the water forms a water film on the surface of the water curtain 13, when the blower 17 blows air to pass through the water curtain 13, the water in the water film absorbs the heat in the air and evaporates to take away a large amount of heat, the temperature of the air passing through the water curtain 13 is reduced, the pig house is cooled, and the water falls in the water curtain 13 in the water storage tank 12, so that the recycling is realized, the resources are saved, and the cost is reduced, the frame body 18 is matched with the first spraying pipe 19, the first spraying head 20, the support frame 21, the biological filter material support plate 22, the biological filter material 23, the second spraying pipe 24, the second spraying head 25, the ventilation pipe 26 and the exhaust fan 27 to realize that the exhaust fan 27 extracts odor generated in the space of the pig raising room 1, odor molecules in the odor are oxidized and decomposed by microorganisms after contacting the biological filter material 23, the odor molecules are converted into carbon dioxide, water, mineral substances and the like, so that the purpose of odor purification is achieved, the first spraying pipe 19 and the second spraying head 25 perform deodorization, disinfection and sterilization on the pig raising room 1, and spray medicaments in the pig raising room 1 in fixed time and fixed quantity, so that on one hand, the odor generated by excrement of poultry and livestock accumulated in the pig raising room 1 is inhibited, and the odor emitted by the pig raising room 1 is decomposed at the same time, the peculiar smell in the pig raising room 1 is further reduced, the morbidity and mortality of the livestock are reduced, the breeding cost is reduced, and the influence of the breeding place on the surrounding environment is eliminated, the bottom plate 28 is matched with the high-pressure spray head 29, the high-pressure water pump 30, the arc-shaped side groove 31, the baffle plate 32, the draft tube 33, the telescopic cylinder 34 and the telescopic rod 35, the telescopic cylinder 34 is used for controlling the telescopic rod 35 to enable the baffle plate 32 to be inclined, the high-pressure spray head 29 is used for washing the surface of the baffle plate 32, excrement is enabled to slide into the draft tube 33, the operation is simple, the excrement collection is convenient, in addition, the second shell 37 is matched with the septic tank 38, the dry excrement tank 39, the first draft tube 40, the solid-liquid separator 41, the second draft tube 42, the exhaust tube 43, the biogas slurry tank 44 and the biogas slurry 45, the gravity and the water flow are utilized, the excrement can automatically flow into the tube body to enter the biogas tank 45 and then generate biogas for use, energy-saving and environment-friendly, simple in structure and easy to realize.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. An environment-friendly pigsty is characterized by comprising a pig raising room (1) and a base (2) arranged at the bottom end of the pig raising room (1), wherein a cooling mechanism (3) is arranged on one side of the pig raising room (1), a ceiling (4) is arranged at the top end of the pig raising room (1), a heat insulating layer (5) is arranged on the inner wall of the ceiling (4), a waterproof heat insulating layer (6) is arranged on the outer wall of the ceiling (4), a purifying mechanism (7) is arranged in the ceiling (4), a washing circulating water tank (8) is arranged on one side of the ceiling (4), a washing water pump (9) is arranged at the top end of the washing circulating water tank (8), and a cleaning mechanism (10) is arranged at an opening at the top end of the base (2);

the cooling mechanism (3) comprises a first shell (11), a water storage tank (12) is arranged at the inner bottom end of the first shell (11), a water curtain (13) is arranged on one side of the inner wall of the first shell (11) and located on one side of the pig raising room (1), a water pump (14) is arranged on one side of the water curtain (13) and located on the top end of the inner wall of the first shell (11), a water pipe (15) and a water spray pipe (16) are respectively arranged at the bottom end of the water pump (14), one end of the water pipe (15) extends into the water storage tank (12), the water spray pipe (16) is obliquely arranged, and an air blower (17) is arranged on the other side of the first shell (11);

wherein, the purification mechanism (7) comprises a frame body (18), a first spraying pipe (19) is arranged at the bottom end of the frame body (18), a plurality of first spraying heads (20) are arranged at the bottom end of the first spraying pipe (19), one end of the first spraying pipe (19) is communicated with the washing circulating water tank (8), a support frame (21) is arranged at the top end of the first spraying pipe (19), a biological filter material support plate (22) is arranged at the top end of the support frame (21), a biological filter material (23) is arranged at the top end of the biological filter material support plate (22), a plurality of second spraying pipes (24) are arranged at the top end of the biological filter material (23), one end of each second spraying pipe (24) is communicated with the washing circulating water tank (8), a second spraying head (25) is arranged at the bottom end of each second spraying pipe (24), and a ventilation pipe (26) is arranged at the top end of each second spraying pipe (24), one end of the ventilation pipe (26) is inserted into the top end of the inner wall of the ceiling (4) and extends to form an exhaust fan (27);

wherein, the cleaning mechanism (10) comprises a bottom plate (28) which is obliquely arranged, the bottom plate (28) is movably connected with one side of the base (2) through a hinge, a high-pressure spray head (29) is arranged on one side of the top end of the pig raising chamber (1) and on one side of the inner wall of the pig raising chamber (1), a high-pressure water pump (30) is arranged on one side of the outer wall of the pig raising chamber (1) and on one side of the inner wall of the base (2), an arc-shaped side groove (31) is arranged on one side of the bottom plate (28), a baffle (32) is arranged on one side of the arc-shaped side groove (31) and on the bottom end of the inner wall of the base (2), the baffle (32) is of a right-angled triangle structure, a guide pipe (33) is arranged at the bottom end of the baffle (32), a telescopic cylinder (34) is arranged on one side of the baffle (32), a telescopic rod (35) is arranged at the top end of the telescopic cylinder (34), one end of the guide pipe (33) penetrates through the bottom end of the base (2) to be provided with a biogas mechanism (36), the biogas mechanism (36) comprises a second shell (37), one side of the inner wall of the second shell (37) is respectively provided with a septic tank (38) and a dry manure tank (39), an opening at the top end of the septic tank (38) is communicated with the guide pipe (33), the septic tank (38) is connected with the dry manure tank (39) through a first drainage pipe (40), one side of the septic tank (38) is provided with a solid-liquid separator (41), the solid-liquid separator (41) is connected with the septic tank (38) through a second drainage pipe (42), the top end of the solid-liquid separator (41) is provided with an exhaust pipe (43), one end of the exhaust pipe (43) extends out of the second shell (37), and the bottom end of the solid-liquid separator (41) is provided with a biogas liquid tank (44), the biogas liquid pool (44) is connected with the solid-liquid separator (41) through a third drainage pipe (46), and a biogas pool (45) is arranged at the bottom end of the biogas liquid pool (44).

2. An environment-friendly pig house according to claim 1, characterized in that a disinfection and deodorization agent is arranged in the washing circulation water tank (8).

3. An environment-friendly pig house as claimed in claim 1, characterized in that the joints of the water pipes (15) and the water spray pipes (16) are provided with sealing rings.

4. An environmentally friendly pig house according to claim 1, characterized in that the exhaust duct (43) is provided with an exhaust valve (47).

5. The environment-friendly pigsty according to claim 1, characterized in that a plurality of filtering holes are arranged at the bottom end of the biological filter material supporting plate (22).

6. An environmentally friendly pig house according to claim 1, characterized in that the first drain (40) and the second drain (42) are provided with control valves.

7. An environment friendly pig house according to claim 1, characterized in that the high pressure nozzles (29) are connected to the high pressure water pump (30) by means of hoses.

8. An environment friendly pig house according to claim 1, characterized in that the high pressure nozzles (29) are inclined.

9. The environment-friendly pig house according to claim 1, characterized in that the bottom end of the dry manure pit (39) is provided with a manure discharge port (48).