CN217241959U - Positive-pressure ventilation epidemic prevention type intelligent pig raising system - Google Patents

Abstract

The utility model relates to a live pig raises technical field, specifically discloses a malleation ventilation epidemic prevention type intelligence system of raising pigs, include: the system comprises a plurality of independent culture rooms, a culture area with a drying area, a gravel area and a negative pressure sewage discharge area, a positive pressure system, a negative pressure system, an emergency system, a feed feeding system and a controller. The utility model discloses through distributing the pig to a plurality of independent closed breeding rooms and breeding, make it keep apart each other, when the epidemic situation appears in a certain breeding room, can keep apart rapidly, reduce the loss; and be provided with drying area, grit district and negative pressure blowdown district in breeding the district, can guarantee the drying and the health of aquaculture environment, prevent breeding of bacterium to can make the air cycle in the breed room flow through malleation system, negative pressure system and emergency system, can control the volume of throwing something and feeding the temperature of aquatic foods through the fodder system of throwing something and feeding, do benefit to the digestion and absorb, conveniently throw something and feed the management.

Description

Positive pressure ventilation epidemic prevention type intelligent pig raising system

Technical Field

The utility model belongs to the technical field of live pig is raised, in particular to malleation ventilation epidemic prevention type intelligence system of raising pigs.

Background

In the process of livestock breeding, disease epidemic situations can cause great influence on the breeding process, and if the disease epidemic situations are not treated properly, great loss can be caused to farmers.

The most effective method for preventing diseases and epidemic situations in the prior art is to discover early isolation and scientifically and reasonably manage various conditions such as culture environment, air quality, feeding temperature and method of a culture site to prevent the occurrence and spread of diseases.

In patent document CN106719404A, a method for raising live pigs is disclosed, which comprises the steps of pig farm site selection and pigsty construction, piglet breed selection, growth period management, adult pig management, sanitation and epidemic prevention; the utility model has the advantages that the pigsty is built in a flat, open, quiet and tree-less place with ventilation and sunny, convenient drainage and irrigation and dry and pollution-free places, thereby not only preventing the other people who are interfered by the sound of the pig when the pig is cultivated, but also preventing the pig from being disturbed to influence the growth of the pig, meanwhile, the place with less trees has less mosquitoes in summer, and the approach of epidemic disease occurrence can be effectively reduced; in addition, a scientific and reasonable management method is adopted, the sanitation of the pigsty is ensured at any time, epidemic diseases are effectively prevented, the feed is reasonably matched, the breeding cost is greatly saved, and the normal growth of the pigs is not influenced. However, the method disclosed in this reference does not have an independent cultivation area, and active ventilation and air exhaust cannot be performed, and it cannot be guaranteed that local isolation is performed immediately when an epidemic occurs and a growth environment in the cultivation process cannot be guaranteed.

In patent document CN213306783U, there is disclosed an underframe net bed for nursing pigs, comprising: the bottom framework, the bottom of bottom framework is provided with a plurality of supporting legss, the bottom framework top is provided with guardrail top frame, be provided with a plurality of guardrail vertical poles between guardrail top frame and the bottom framework, the bottom framework is provided with the support horizontal pole, be provided with chassis net device on the support horizontal pole. The utility model discloses a chassis net device, make the nursing bed ventilate more easily and clap excrement and urine, make the nursing bed keep clean constantly, reduce the piglet disease, the increase nursing bed that uses stainless steel's chassis net device simultaneously can be great gets practical life, set up graphite alkene heating device at chassis net device, can be better satisfy piglet cold-proof in winter, reduce the piglet belly and receive the condition such as cold, the device has simple structure, long service life and the advantage that reduces the piglet disease, the practicality is very strong, practical large-scale pig farm uses. Although this reference discloses a net bed structure that can make the aquaculture environment keep clean, reduce the piglet sick, does not mention how to ensure the circulation of indoor air to and this equipment can't in time report to the police and keep apart fast when taking place the epidemic situation.

The above background disclosure is only provided to aid understanding of the inventive concepts and solutions of the present invention, and it does not necessarily pertain to the prior art of this patent application, and it should not be used to assess the novelty and inventive aspects of this application without explicit evidence that such contents are disclosed at the filing date of this patent application.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a malleation ventilation epidemic prevention type intelligence system of raising pigs to in overcoming current live pig farming systems and farming methods, unable quick discovery and isolation epidemic situation pig, and can't provide the defect of good growth and feeding condition.

In order to achieve the above object, the utility model provides a malleation ventilation epidemic prevention type intelligence pig raising system, include: the cultivation rooms are arranged side by side and are mutually independent and closed, a walking channel is arranged in each cultivation room, and an entrance corresponding to the walking channel is arranged on the side part of each cultivation room; the device comprises a plurality of breeding areas, a plurality of drying areas, a gravel area and a negative pressure sewage discharging area are sequentially arranged in the breeding areas, a sewage discharging ditch is arranged in the negative pressure sewage discharging area, a grid plate is arranged at the mouth of the sewage discharging ditch, a plurality of negative pressure air ports are arranged on the side portion of the sewage discharging ditch, feed troughs are respectively arranged on two sides of each breeding area, the feed troughs sequentially pass through the drying areas, the gravel area and the negative pressure sewage discharging area, a temperature sensor is arranged in the breeding areas, and a liquid level sensor is arranged in each feed trough; the positive pressure system comprises a plurality of positive pressure fans, each positive pressure fan is arranged at one end of the culture area close to the drying area, and a positive pressure air port is formed in each positive pressure fan; the negative pressure system comprises a negative pressure channel, a pressure dividing channel and a negative pressure fan, the negative pressure channel is arranged below the walking channel, one end of the negative pressure channel extends to the outside of the breeding room and is connected with the negative pressure fan, one end of the pressure dividing channel is communicated with the side part of the negative pressure channel, and the other end of the pressure dividing channel is communicated with the negative pressure air port; the emergency system comprises a plurality of ventilation fans, and the ventilation fans are arranged at the top of the culture area; the feed feeding system comprises more than two stirring tanks and a feeding pipe group, wherein stirring paddles and a heater are arranged in each stirring tank, each feeding pipe group comprises a conveying pipeline, a feeding pipeline and a converging pipeline, each conveying pipeline is arranged above the corresponding walking channel, one end of each feeding pipeline is connected with the side portion of each conveying pipeline, the other end of each feeding pipeline extends into the corresponding feed trough, an electromagnetic valve is arranged in each feeding pipeline, one end of each converging pipeline is communicated with the bottom of one stirring tank, the other end of each converging pipeline is connected with one end of each feeding pipeline, and a water pump is arranged on each converging pipeline; and the controller is respectively electrically connected with the liquid level sensor, the temperature sensor, the positive pressure fan, the negative pressure fan, the electromagnetic valve and the ventilation fan.

Preferably, among the above-mentioned technical scheme, the one end of blowdown ditch extends to breed the one end of room to be equipped with siphon excrement pipe, siphon excrement pipe's one end with the one end of blowdown ditch is linked together, siphon excrement pipe's the other end to the below of breeding the room is buckled.

Preferably, in the above technical solution, the bottom of the sewage drainage channel is gradually inclined downwards from the other end of the sewage drainage channel to one end thereof.

Preferably, in the technical scheme, a plurality of windows are formed in the side walls at the two ends of the breeding room, and double-layer heat-insulating glass is installed in the windows.

Preferably, in the above technical solution, a lifting door is provided at the entrance, and the entrance can be sealed when the lifting door is closed.

Preferably, in the above technical scheme, the drying zone is formed by laying a graphene material.

Preferably, in the above technical scheme, a water chute is arranged in the gravel area, and one end of the bottom of the water chute, which is close to the drying area, is higher than one end of the water chute, which is close to the negative pressure sewage discharge area; and a gravel layer is arranged on the water chute, and one end, close to the drying area, of the top surface of the gravel layer is higher than one end, close to the negative-pressure sewage discharge area, of the top surface of the gravel layer.

Preferably, in the technical scheme, a plurality of barriers are arranged above the feed trough, the barriers are arranged at intervals along the feed trough, and a partition is arranged above the barriers and separates the culture areas from each other.

Preferably, in the above technical scheme, the air outlet direction of the positive pressure tuyere is directed obliquely upward.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the positive-pressure ventilation epidemic prevention type intelligent pig raising system distributes pigs into a plurality of independent closed breeding rooms for breeding, so that the pigs are mutually isolated, when the pigs in a certain breeding room have epidemic situation, the pigs can be rapidly isolated, and the loss is reduced; and be provided with drying zone, grit district and negative pressure blowdown district in breeding the district, can guarantee the drying and the health of aquaculture environment, prevent breeding of bacterium to can make the air cycle in the breed room flow through malleation system, negative pressure system and emergency system, throw the feeding volume and throw the feeding temperature that the system can control water fodder through the fodder, not only do benefit to the absorption, but also can conveniently throw the feeding management.

2. The utility model provides a laid the graphene materials in the dry zone, it can play the effect that restraines escherichia coli and breed to can promote the epidemic prevention effect, improve aquaculture environment.

3. The utility model provides a gravel with certain clearance has been laid in the gravel district, and it can play ventilative permeable effect, promotes the sleep quality of pig and promotes meat efficiency to the gravel below in gravel district is provided with the guiding gutter to blowdown ditch department slope, can play good water guide effect, and the top surface of gravel also to blowdown ditch department slope, consequently can further promote drainage effect.

4. The utility model provides a lateral part of blowdown ditch is provided with the negative pressure wind gap, negative pressure wind gap and the other end interconnect of partial pressure passageway, and the smell that excrement and urine in the blowdown ditch formed can be discharged to the outside of breeding the room by negative pressure system, consequently can guarantee that aquaculture environment air quality is good.

5. The utility model provides a malleation system can provide fresh outside air for breeding in the room, and cooperation negative pressure system uses, can star formation a positive negative pressure air circulation system in breeding the room to guarantee to breed the mobility of the interior air of room.

6. The utility model provides an emergency system can also make the air in the breed room flow when the overheated or positive negative pressure fan of weather breaks down to promote to breed and open air circumstance.

7. The utility model provides a malleation wind gap in the malleation fan is towards oblique top to towards ventilation fan's position, the circulation that can make the top air current is also more smooth and easy.

8. The utility model provides a be provided with the agitator tank more than two in the fodder system of throwing something and feeding, one of them can be used as the stirring of fodder, and another can be used for saving the fodder, when adding the fodder, with the shut down that can not lead to equipment to can be respectively to focus fodder in one of them agitator tank when the agitator tank, another agitator tank has played the action of throwing something and feeding, makes the efficiency of throwing something and feeding higher.

9. The utility model provides a install level sensor and temperature sensor in manger and the breed district respectively, its environment that can detect the breed district better to and the liquid level height in the manger, thereby in time mend goods.

Drawings

FIG. 1 is a structure diagram of a positive pressure ventilation epidemic prevention type intelligent pig raising system.

Fig. 2 is an internal structure view of the breeding house.

FIG. 3 is a partial cutaway view of a growing area.

Fig. 4 is a block diagram of the feed feeding system.

Description of the main reference numerals:

1-a culture room, 11-a walking channel, 12-an entrance, 13-a window and 14-a lifting door;

2-breeding area, 21-drying area, 22-gravel area, 221-aqueduct, 222-gravel layer, 23-negative pressure sewage discharging area, 231-sewage discharging ditch, 232-grid plate, 233-negative pressure tuyere, 24-manger, 25-temperature sensor, 26-siphon excrement discharging pipe, 27-barrier and 28-barrier;

3-positive pressure system, 31-positive pressure fan, 32-positive pressure air port;

4-negative pressure system, 41-negative pressure channel, 42-partial pressure channel, 43-negative pressure fan;

5-emergency system, 51-ventilating fan;

6-feed feeding system, 61-stirring tank, 62-feeding pipe group, 621-conveying pipeline, 622-feeding pipeline, 623-confluence pipeline, 624-electromagnetic valve and 625-water pump.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. The terms "first", "second" and "third", if any, are used for descriptive purposes only and for distinguishing between technical features and are not to be construed as indicating or implying relative importance or implying a number of indicated technical features or a precedence of indicated technical features.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

As shown in fig. 1 to 4, the positive-pressure ventilation epidemic prevention type intelligent pig raising system in this embodiment includes: the system comprises a breeding room 1, a walking channel 11, an entrance and exit 12, a window 13, a lifting door 14, a breeding area 2, a drying area 21, a gravel area 22, a water chute 221, a gravel layer 222, a negative pressure sewage discharge area 23, a sewage discharge ditch 231, a grid plate 232, a negative pressure air opening 233, a trough 24, a temperature sensor 25, a siphon excrement discharge pipe 26, a barrier 27, a partition plate 28, a positive pressure system 3, a positive pressure fan 31, a positive pressure air opening 32, a negative pressure system 4, a negative pressure channel 41, a partial pressure channel 42, a negative pressure fan 43, an emergency system 5, a ventilation fan 51, a feed feeding system 6, a stirring tank 61, a feeding pipe group 62, a conveying pipeline 621, a feeding pipeline 622, a confluence pipeline 623, an electromagnetic valve 624 and a water pump 625.

The cultivation rooms 1 are built side by side and connected into a whole, each cultivation room 1 is an independent and closed space, a walking channel 11 is arranged in the middle of each cultivation room 1, and an entrance 12 corresponding to the walking channel 11 is arranged on the side of each cultivation room 1; a plurality of windows 13 are arranged on the side walls of two ends of the culture room 1, and double-layer heat-insulating glass is arranged in the windows 13; a lifting door 14 is arranged at the entrance 12, and the entrance 12 can be sealed when the lifting door 14 is closed; the plurality of culture areas are respectively arranged at two sides of the walking channel 11, a drying area 21, a gravel area 22 and a negative pressure sewage discharge area 23 are sequentially arranged in the culture area 2, wherein the negative pressure sewage discharge area 23 is close to the walking channel 11; the drying area 21 is formed by paving graphene materials and has an antibacterial effect; a water chute 221 is formed in the gravel area 22, the plane of the bottom of the water chute 221 has a certain gradient, and one end of the water chute, which is close to the drying area 21, is higher than one end of the water chute, which is close to the negative-pressure sewage discharge area 23; a gravel layer 222 is laid on the water chute 221, the top surface of the gravel layer 222 also has a certain gradient, one end of the gravel layer 222 close to the drying area 21 is higher than one end close to the negative pressure sewage discharge area 23, and the gradient of the top surface of the gravel layer 222 is smaller than that of the bottom surface of the water chute 221, so that when the water-saving sewage drainage device is used, water can permeate into the bottom of the water chute 221 from the top surface of the gravel layer 222 and flow out; a sewage discharge ditch 231 is formed in the negative pressure sewage discharge area 23, a detachable grid plate 232 is installed at the opening of the sewage discharge ditch 231, a grid hole is formed in the grid plate 232, a plurality of negative pressure air ports 233 are formed in the side portion of the sewage discharge ditch 231, one end of the sewage discharge ditch 231 extends to one end of the breeding room 1, a siphon excrement discharge pipe 26 is installed, one end of the siphon excrement discharge pipe 26 is communicated with the position, close to the bottom of the sewage discharge ditch 231, of one end of the sewage discharge ditch 231, the other end of the siphon excrement discharge pipe 26 is bent towards the lower portion of the breeding room 1, the bottom plane of the sewage discharge ditch 231 has a certain gradient, and the siphon excrement discharge pipe is gradually inclined downwards from the other end of the sewage discharge ditch 231 to one end of the sewage discharge ditch.

Install a manger 24 respectively in each breed both sides of district 2, manger 24 loops through drying area 21, gravel district 22 and negative pressure blowdown district 23, and temperature sensor 25 is installed to the lateral wall in the breed district 2, installs level sensor in manger 24, and manger 24's top is equipped with a plurality of jube 27, and each jube 27 sets up along the length direction interval of manger 24, and the welding has baffle 28 in jube 27 top, and baffle 28 separates each breed district 2 each other district.

The positive pressure system 3 comprises a plurality of positive pressure fans 31, each positive pressure fan 31 is installed at one end of the culture area 2 close to the drying area 21, and a positive pressure air port 32 is arranged at the top of each positive pressure fan 31; the air outlet direction of the positive pressure air port 32 faces obliquely upward; the negative pressure system 4 includes: a negative pressure channel 41, a partial pressure channel 42, and a negative pressure fan 43; the negative pressure channel 41 is buried under the walking channel 11, one end of the negative pressure channel 41 extends to the outside of the breeding room 1 and is connected with the negative pressure fan 43, one end of the partial pressure channel 42 is communicated with the side part of the negative pressure channel 41, and the other end of the partial pressure channel 42 is communicated with the negative pressure air port 233; the emergency system 5 comprises a plurality of ventilating fans 51, each ventilating fan 51 being mounted on top of the culture zone 2.

The feed feeding system 6 comprises two stirring tanks 61 and a feeding pipe group 62, wherein a stirring paddle and a heater are installed in the stirring tank 61, the feeding pipe group 62 comprises a conveying pipeline 621, a feeding pipeline 622 and a converging pipeline 623, the conveying pipeline 621 is installed above the walking channel 11, one end of the feeding pipeline 622 is connected with the side portion of the conveying pipeline 621 and has a certain inclination, the other end of the feeding pipeline 622 is inclined downwards and bends to extend into the feed trough 24, an electromagnetic valve 624 is installed in the feeding pipeline 622 and is used for controlling the on-off and flow of the feeding pipeline 622, the total number of the converging pipelines 623 is two, one end of the converging pipeline 623 is respectively communicated with the bottom of one stirring tank 61, the other end of the converging pipeline 623 is simultaneously connected with one end of the feeding pipeline 622, and each converging pipeline 623 is respectively provided with one water pump 625.

The whole pig raising system is also provided with a controller, the controller is electrically connected with the liquid level sensor, the temperature sensor 25, the positive pressure fan 31, the negative pressure fan 43, the electromagnetic valve 624 and the ventilation fan 51 respectively, and the controller can control the start and stop of each electric appliance unit.

Next, the working principle of the positive pressure ventilation epidemic prevention type intelligent pig raising system in this embodiment will be described in detail, so that those skilled in the art can understand the present invention more:

and (3) carrying out partition closed culture: the pigs are respectively put into each independent breeding room 1, the number of the pigs is divided evenly, and the pigs which are well divided are put into each breeding area 2 for breeding;

positive pressure ventilation: the positive pressure fan 31 and the negative pressure fan 43 are started through the controller, the positive pressure fan sucks air outside the culture room 1 into the culture room 1, then air flow is discharged to the upper part of the culture room 1 through the positive pressure air port 32, the air flow is sucked out from the side part of the sewage discharge ditch 231 through the negative pressure air port 233 and is discharged to the outside of the culture room 1 through the negative pressure pipeline 41 and the negative pressure fan 43, and the effects of air flow circulation and cooling are achieved;

emergency ventilation: when the temperature and humidity sensor detects that the temperature in the breeding room is too high or the negative pressure fan 43 fails, the controller can control the ventilation fan 51 to be started to assist the circulation of internal airflow;

feeding the feed: putting the feed into a stirring tank 61, adding water into the stirring tank 61 for mixing, starting a stirring paddle to stir and mix the feed to form the feed, heating the feed to 30-40 ℃ by a heater, conveying the feed to each feed trough 24 by a water pump 625 and a feeding pipe group 62, controlling an electromagnetic valve 624 in a corresponding feeding pipeline 622 to be closed by a controller when a liquid level sensor senses that the liquid level of the feed in the feed trough is at a high level, and controlling the electromagnetic valve 624 in the corresponding feeding pipeline 622 to be opened by the controller when the liquid level sensor senses that the liquid level of the feed in the feed trough is at a low level to continue feeding; the two stirring tanks 61 are respectively stirred, mixed and fed alternately;

early warning and isolation of diseases and epidemics: when the liquid level sensor detects that the liquid level of water feed in the feed trough 24 in one or more cultivation areas 2 is low in descending speed, the controller starts an alarm mechanism, quickly closes the positive pressure system 3 and the negative pressure system 4 in advance, informs manual inspection, and closes the access 12, the positive pressure fan 31 and the negative pressure fan 43 when the condition of the pigs in the cultivation room 1 is found after the manual inspection, so that the cultivation room 1 is isolated and sterilized; after manual examination, when the condition of the pigs in the breeding room 1 is not present, the alarm is manually cancelled, so that the positive pressure system 3 and the negative pressure system 4 can normally operate.

In conclusion, the positive-pressure ventilation epidemic prevention type intelligent pig raising system in the embodiment enables pigs to be isolated from each other by distributing the pigs to a plurality of independent closed raising rooms for raising, and when the pigs in one raising room are in epidemic situation, the pigs can be rapidly isolated, so that loss is reduced; and be provided with drying zone, grit district and negative pressure blowdown district in breeding the district, can guarantee the drying and the health of aquaculture environment, prevent breeding of bacterium to can make the air cycle in the breed room flow through malleation system, negative pressure system and emergency system, throw the feeding volume and throw the feeding temperature that the system can control water fodder through the fodder, not only do benefit to the absorption, but also can conveniently throw the feeding management.

The foregoing description of the specific exemplary embodiments of the invention has been presented for the purposes of illustration and description, and is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching, although examples of the invention have been shown and described, the present examples are intended to be illustrative of the invention and are not intended to be limiting of the invention, the particular features, structures, materials or characteristics described may be suitably combined in any one or more of the examples or illustrations, the exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application, to thereby enable others skilled in the art to utilize the invention in such detail without departing from the principles and spirit of the invention, modifications, substitutions, variations and various alternatives and changes of the embodiments may be made as necessary without inventive contribution to the art, but are protected by patent laws within the scope of the claims of the present invention.

Claims (9)

1. The utility model provides a positive pressure ventilation epidemic prevention type intelligence system of raising pigs which characterized in that includes:

the cultivation system comprises cultivation rooms (1), wherein a plurality of cultivation rooms (1) are arranged side by side and are mutually independent and closed, a walking channel (11) is arranged in each cultivation room (1), and an access (12) corresponding to the walking channel (11) is arranged on the side part of each cultivation room (1);

the cultivation system comprises cultivation areas (2), a plurality of cultivation areas (2) are respectively arranged on two sides of a walking channel (11), a drying area (21), a gravel area (22) and a negative pressure sewage discharge area (23) are sequentially arranged in the cultivation areas (2), a sewage discharge ditch (231) is arranged in the negative pressure sewage discharge area (23), a grid plate (232) is arranged at the opening part of the sewage discharge ditch (231), a plurality of negative pressure air ports (233) are arranged on the side part of the sewage discharge ditch (231), feed troughs (24) are respectively arranged on two sides of each cultivation area (2), the feed troughs (24) sequentially pass through the drying area (21), the gravel area (22) and the negative pressure sewage discharge area (23), a temperature sensor (25) is arranged in the cultivation areas (2), and a liquid level sensor is arranged in each feed trough (24);

the positive pressure system (3) comprises a plurality of positive pressure fans (31), each positive pressure fan (31) is arranged at one end, close to the drying area (21), of the culture area (2), and a positive pressure air port (32) is arranged on each positive pressure fan (31);

the negative pressure system (4) comprises a negative pressure channel (41), a pressure dividing channel (42) and a negative pressure fan (43), the negative pressure channel (41) is arranged below the walking channel (11), one end of the negative pressure channel (41) extends to the outside of the culture room (1) and is connected with the negative pressure fan (43), one end of the pressure dividing channel (42) is communicated with the side part of the negative pressure channel (41), and the other end of the pressure dividing channel (42) is communicated with the negative pressure air port (233);

the emergency system (5) comprises a plurality of ventilation fans (51), and the ventilation fans (51) are arranged at the top of the culture area (2);

a feed feeding system (6) which comprises more than two stirring tanks (61) and a feeding pipe group (62), a stirring paddle and a heater are arranged in the stirring tank (61), the feeding pipe group (62) comprises a conveying pipeline (621), a feeding pipeline (622) and a confluence pipeline (623), the conveying pipeline (621) is arranged above the walking channel (11), one end of the feeding pipeline (622) is connected with the side part of the conveying pipeline (621), the other end of the feeding pipeline (622) extends into the feed trough (24), an electromagnetic valve (624) is arranged in the feeding pipeline (622), one end of the confluence pipeline (623) is respectively communicated with the bottom of one stirring tank (61), the other end of the confluence pipeline (623) is simultaneously connected with one end of the feeding pipeline (622), and a water pump (625) is arranged on the confluence pipeline (623);

a controller, which is respectively connected with the liquid level sensor, the temperature sensor (25), the positive pressure fan (31), the negative pressure fan (43), the electromagnetic valve (624) and the ventilation fan (51) electrically.

2. The positive-pressure ventilation epidemic prevention type intelligent pig raising system according to claim 1, wherein one end of the sewage drainage ditch (231) extends to one end of the breeding room (1) and is provided with a siphon excrement discharge pipe (26), one end of the siphon excrement discharge pipe (26) is communicated with one end of the sewage drainage ditch (231), and the other end of the siphon excrement discharge pipe (26) is bent towards the lower part of the breeding room (1).

3. The positive-pressure ventilation epidemic prevention type intelligent pig raising system according to claim 2, wherein the bottom of the drainage ditch (231) is gradually inclined downwards from the other end of the drainage ditch (231) to one end thereof.

4. The positive-pressure ventilation epidemic prevention type intelligent pig raising system according to claim 1, wherein a plurality of windows (13) are formed in the side walls of the two ends of the breeding room (1), and double-layer heat preservation glass is installed in the windows (13).

5. The positive-pressure ventilation epidemic prevention type intelligent pig raising system according to claim 1, wherein a lifting door (14) is arranged at the entrance (12), and the entrance (12) can be sealed when the lifting door (14) is closed.

6. The positive-pressure ventilation epidemic prevention type intelligent pig raising system according to claim 1, wherein the drying zone (21) is paved by graphene materials.

7. The positive-pressure ventilation epidemic prevention type intelligent pig raising system according to claim 1, wherein a water chute (221) is arranged in the gravel area (22), and one end of the bottom of the water chute (221), which is close to the drying area (21), is higher than one end of the bottom of the water chute, which is close to the negative-pressure sewage discharge area (23); a gravel layer (222) is arranged on the water chute (221), and one end of the top surface of the gravel layer (222) close to the drying area (21) is higher than one end close to the negative-pressure sewage discharge area (23).

8. The positive-pressure ventilation epidemic prevention type intelligent pig raising system according to claim 1, wherein a plurality of barriers (27) are arranged above the feed trough (24), each barrier (27) is arranged along the feed trough (24) at intervals, a partition plate (28) is arranged above each barrier (27), and each breeding area (2) is mutually separated by the partition plate (28).

9. The positive-pressure ventilation epidemic prevention type intelligent pig raising system according to claim 1, wherein the air outlet direction of the positive-pressure air port (32) is directed obliquely upward.

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