Organized vertical negative ion ventilation system for poultry breeding house

Abstract

The utility model belongs to the technical field of poultry breeding ventilation, and particularly relates to an organized vertical negative ion ventilation system for a poultry breeding house. Most of existing poultry breeding house ventilation systems adopt a longitudinal French ventilation mode, have the problems that ventilation is unbalanced, contaminated air is prone to being accumulated in a concentrated mode, temperature and humidity are unbalanced, carbon dioxide is inconvenient to discharge and the like, and are difficult to cope with a high-density poultry breeding environment. The utility model provides a novel poultry breeding house ventilation system, which adopts an upper-inlet lower-outlet vertical organized ventilation mode, realizes better ventilation of air in a poultry house, and creates a healthier ecological environment suitable for poultry. The poultry house comprises a poultry house body, a plurality of cages which are evenly distributed are arranged in the poultry house body, and a wet curtain and an ionization device are arranged in an air inlet chamber on one side of the outer portion of the poultry house body and used for controlling the temperature and humidity of fresh air and ionizing the fresh air into air with negative oxygen ions. An exhaust chamber is arranged on the other side outside the poultry house and used for filtering sundries, purifying waste gas and recycling cold and heat.

Description

TECHNICAL FIELD

[0001] The utility model belongs to poultry breeding ventilation technical field, concretely relates to a kind of poultry breeding house organized vertical negative ion ventilation system. BACKGROUND

[0002] I, the status of the prior art: the existing poultry house ventilation system mostly adopts longitudinal French ventilation mode, that is, the fan is arranged at the longitudinal one side gable position of poultry house, and under the negative pressure of fan, outside air enters from the gable of the other side of poultry house, small window and wet curtain inlet, and ventilation is completed.

[0003] II, problems and deficiencies of existing ventilation system:

[0004] 1. The ventilation of existing ventilation system is not balanced, and the dirty gas is easily accumulated in the front area of longitudinal fan side, causing poultry to be susceptible to diseases in this area;

[0005] 2. Temperature changes greatly in the rear area of the air inlet side, and the temperature and humidity of the two sides of the poultry house are not balanced, so that the temperature of the poultry house is difficult to control;

[0006] 3. Carbon dioxide gas is 1.5 times heavier than air, so carbon dioxide is more accumulated in the lower area of poultry house, resulting in low ventilation efficiency of carbon dioxide gas;

[0007] 4. The airflow diffusion area in the house is large, and there is a turbulent cyclone, which is easy to spread and spread diseases. INVENTION CONTENTS

[0008] To solve the above problems, the utility model provides a kind of poultry breeding house organized vertical negative ion ventilation system, which realizes the vertical ventilation effect of up and down by setting the air supply system above the poultry house and the exhaust system below the poultry house, and makes the airflow more organized by a new airflow distribution porous plate device, and the natural wind is ionized by ionization device before entering the poultry house, to realize the transformation of healthy negative oxygen ion environment in the poultry house.

[0009] To achieve the above purpose, the utility model adopts the following technical scheme, including poultry house, the one side of poultry house is connected with air inlet chamber by pipeline, the other side of poultry house is connected with air outlet chamber by pipeline;

[0010] Wet curtain and ionization device are arranged in air inlet chamber;Filter device and adsorption heat exchange device are arranged in air outlet chamber;

[0011] A plurality of air inlet pipelines connected with air outlet of air inlet chamber are arranged at the top of poultry house, and a plurality of air outlet pipelines connected with air inlet of air outlet chamber are arranged at the bottom of poultry house.

[0012] The air outlet of the air inlet chamber is provided with a positive pressure fan, the positive pressure fan is connected with the air inlet pipeline, the air inlet of the air outlet chamber is provided with a negative pressure fan, the negative pressure fan is connected with the air outlet pipeline, and the air outlet of the negative pressure fan is connected with the filtering device;

[0013] The air inlet pipeline is arranged between the adjacent two rows of cages and between the cages and the side walls of the poultry house, and is arranged at intervals along the direction of the cages; the air inlet of the air outlet pipeline is arranged below the cages, and is arranged at intervals along the direction of the cages; and the poultry house and the two rows of cages are ventilated channels.

[0014] As a preferred scheme of the utility model, the cages in the poultry house are arranged in four layers and five rows.

[0015] As another preferred scheme of the utility model, the air outlet of the air inlet pipeline is provided with a airflow distribution perforated plate device facing the cages, the air inlet of the air outlet pipeline is provided with two airflow distribution perforated plate devices facing the two ventilation channels respectively; the airflow distribution perforated plate device comprises a shell in the shape of a bucket, a pipeline interface for connecting with the pipeline is arranged on the side of the airflow distribution perforated plate device with a smaller opening, and a first perforated plate, a second perforated plate and a third perforated plate are sequentially arranged in the shell from the side with a smaller opening to the side with a larger opening.

[0016] As a third preferred scheme of the utility model, the ionization device comprises an ionization body, air inlets and air outlets are arranged on the two sides of the ionization body respectively, a high-voltage insulation box connected with an external power source is arranged on the inner wall of the ionization body, a plurality of corona level spiral wires are connected with the high-voltage insulation box, an anode tube row corresponding to the positions of the corona level spiral wires is further arranged in the ionization body, and a flushing and sewage discharge bucket used during maintenance is arranged at the bottom of the ionization body.

[0017] As a fourth preferred scheme of the utility model, the filtering device comprises a filtering cage net, the air inlet of the air outlet chamber is in communication with the inside of the filtering cage, and the adsorption and heat exchange device comprises an activated carbon bin frame and a gas-water heat exchanger.

[0018] The utility model has the advantages of:

[0019] The utility model provides a novel poultry breeding house organized vertical negative ion ventilation system, which realizes vertical ventilation by arranging an air inlet system above the poultry house and an air outlet system below the poultry house, and can better discharge carbon dioxide.

[0020] In order to make the fresh air flow more organized and more uniform, the utility model provides a novel airflow distribution perforated plate device, the air flow in the poultry house is more uniform, and the temperature and humidity are more balanced.

[0021] The fresh air is ionized by an ionization device before entering the poultry house, so as to be air with negative oxygen ions and a certain amount of ozone, and the ionized fresh air can decompose and remove some harmful gases in the poultry house, inhibit and kill pathogenic microorganisms, create a healthy negative oxygen ion environment, and effectively prevent the occurrence and spread of epidemic diseases. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a whole structure top view schematic diagram of the utility model.

[0023] Figure 2 It is a poultry house internal structure schematic diagram of the utility model.

[0024] Figure 3 It is an ionization device structure schematic diagram of the utility model.

[0025] Figure 4 It is a airflow distribution perforated plate device structure schematic diagram of the utility model.

[0026] Figure 5 It is a ventilation trend flow chart of the utility model.

[0027] In the drawings, 1 is a poultry house, 2 is an air inlet chamber, 3 is an air outlet chamber, 4 is a wet curtain, 6 is a filtering device, 7 is an adsorption heat exchange device, 8 is an air inlet pipeline, 9 is an air outlet pipeline, 10 is a positive pressure fan, 11 is a negative pressure fan, 12 is a cage, 13 is an airflow distribution perforated plate device, 14 is a shell, 15 is a pipeline interface, 16 is a first perforated plate, 17 is a second perforated plate, 18 is a third perforated plate, 19 is an ionization device, 20 is an ionization body, 21 is a high-voltage insulation box, 22 is a corona level spiral line, 23 is an anode tube row, 24 is a flushing sewage bucket, 25 is a passageway door, and 26 is a manure removal conveyor. DETAILED DESCRIPTION

[0028] The utility model adopts the following technical scheme, as Figure 1 and Figure 2 shown, including poultry house 1, poultry house 1 length 80 meters, width 16 meters, eave height 6 meters, one side of poultry house 1 is poultry egg laying side provided with passageway door 25, the other side of poultry house 1 is manure removal side provided with manure removal conveyor 26, poultry egg laying side outside poultry house 1 is connected with two air inlet chambers 2 through pipeline, two air inlet chambers 2 are symmetrically arranged, manure removal side outside poultry house 1 is connected with two air outlet chambers 3 through pipeline, two air outlet chambers 3 are symmetrically arranged.

[0029] Wet curtain 4 and ionization device 19 are arranged in air inlet chamber 2, filtering device 6 and adsorption heat exchange device 7 are arranged in air outlet chamber 3.

[0030] The top of the poultry house 1 is equipped with several air inlet pipes 8 connected to the air outlet of the air inlet chamber 2. The diameter of the air inlet pipes 8 is 315mm. The bottom of the poultry house 1 is equipped with several exhaust pipes 9 connected to the air inlet of the exhaust chamber 3. The air outlet of the negative pressure fan 11 is connected to the filter device 6. The diameter of the exhaust pipe 9 is 315mm.

[0031] A positive pressure fan 10 is installed at the air outlet of the air inlet chamber 2, and the positive pressure fan 10 is connected to the air inlet pipe 8. A negative pressure fan 11 is installed at the air inlet of the exhaust chamber 3, and the negative pressure fan 11 is connected to the exhaust pipe 9.

[0032] The poultry house 1 is equipped with cages 12 arranged in several layers and rows. The air outlet of the air inlet pipe 8 is located between two adjacent rows of cages 12 and between the cages 12 and the side wall of the poultry house 1. An air outlet is set every 1.6 meters along the direction of the cages 12. The air inlet of the exhaust pipe 9 is located below the cages 12. An air inlet is set every 1.6 meters along the direction of the cages 12. The poultry house 1 and the cages 12 on both sides and the two adjacent rows of cages 12 form a ventilation channel.

[0033] As a preferred embodiment of this utility model, the cages 12 inside the poultry house 1 are arranged in four layers and five columns evenly. Based on the five columns of cages, six ventilation channels are formed inside the poultry house 1. This is a classic layout of poultry breeding house cages, which can be adjusted as needed.

[0034] As another preferred embodiment of this utility model, such as Figure 4 As shown, the air outlet of the air inlet duct 8 has an airflow distribution perforated plate device 13 facing the cage 12, and the air inlet of the exhaust duct 9 has two airflow distribution perforated plate devices 13 facing the ventilation channels on both sides respectively; the two airflow distribution perforated plate devices 13 at the air inlet of the exhaust duct 9 are set at a 45° angle to the ground of the poultry house 1. The airflow distribution perforated plate device 13 includes a bucket-shaped shell 14. The side with the smaller opening of the shell 14 is circular, and the side with the larger opening of the shell 14 is square. The side with the smaller opening of the airflow distribution perforated plate device 13 is provided with a pipe interface 15 for connecting to the duct. Inside the shell 14, from the side with the smaller opening to the side with the larger opening, a first perforated plate 16, a second perforated plate 17, and a third perforated plate 18 are arranged in sequence.

[0035] The smaller opening diameter of the perforated plate device 13 is 160mm, and the larger opening is a square with a side length of 600mm. The device is 350mm high, and the thickness of the plates in the device is 1.5mm. The material is ABS engineering plastic.

[0036] The opening ratio of the first perforated plate 16, the second perforated plate 17, and the third perforated plate 18 is 40%, and the aperture is 10mm.

[0037] The air adjusting valve is arranged between the air inlet pipeline 8 and the connecting pipeline of the air distribution porous plate device 13, so that the fresh air flow of the air distribution porous plate device 13 at the near end and the far end is adjusted, and the overall air volume is uniformly distributed.

[0038] The air distribution porous plate device 13 makes the air flow distribution of the fresh air more uniform.

[0039] As a third preferred scheme of the utility model, as shown in the figure, Figure 3 The ionization device 19 comprises an ionization body 20, air inlets and air outlets are arranged on the two sides of the ionization body 20, a high-voltage insulation box 21 connected with an external power supply is arranged on the inner wall of the ionization body 20, a plurality of corona level spiral wires 22 are connected with the high-voltage insulation box 21, an anode tube row 23 corresponding to the position of the corona level spiral wires 22 is further arranged in the ionization body 20, and a flushing and sewage discharge hopper 24 used during maintenance is arranged at the bottom of the ionization body 20.

[0040] The corona area formed by the corona level spiral wires 22 and the anode tube row 23 in the ionization body 20 has a flow passage section of 2.56 square meters, a width of 1.6 m, a height of 1.6 m, and a length of 2 m, four ventilation ionization channels are formed between the corona level spiral wires 22 and the anode tube row 23, the spacing between each row of corona level spiral wires 22 is 400 mm, the spacing between each row of anode tube rows 23 is 400 mm, the operating voltage is 72 KV, and the corona current is 0.1 A.

[0041] The natural wind passing through the wet curtain chamber 4 enters the ionization device 19 through the air inlets on the ionization body 20, and the natural wind is ionized into air with negative ions after passing through the ventilation channels between the corona level spiral wires 22 and the anode tube row 23, the air with negative ions is transported to the inside of the poultry house 1 by the positive pressure fan 10, a negative oxygen ion environment is created in the poultry house 1, and the spread of diseases is prevented; the ionized state has strong electrochemical reaction activity, so that the negative oxygen ions can decompose and remove toxic and harmful gases, such as ammonia and hydrogen sulfide odor in the poultry house, and can kill suspended microorganisms; the negative oxygen ions enter the poultry body through the respiratory tract, can improve the immunity, and are beneficial to the health of poultry.

[0042] After the air is ionized, the positive pressure fan 10 and the pipeline of the rear section of the air inlet system are made of insulating materials such as glass fiber reinforced plastic and PVC, so as to prevent the negative ions from decaying.

[0043] As a fourth preferred scheme of the utility model, the filtering device 6 comprises a filtering cage net, the adsorption and heat exchange device 7 comprises an active carbon bin frame and a gas-water heat exchanger, and the active carbon bin frame and the finned coil of the gas-water heat exchanger are fused together, so as to increase the heat exchange area and save space.

[0044] The dirty exhaust gas is discharged into the exhaust chamber 3, and the feather and other sundries are filtered by the filter cage, and then the dirty exhaust gas is purified by the activated carbon and the waste heat or waste cold is recovered, and the recovered heat or cold is returned to the heat source system through the heat exchanger return water pipeline.

[0045] As shown in Figure 5 The natural wind passes through the wet curtain 4, which can adjust the temperature and humidity of the fresh air, and then the fresh air passes through the ionization device 19 and is ionized into air with negative ions, and the air with negative ions is transported into the air inlet pipeline 8 in the poultry house 1 by the positive pressure fan 10, and the air flow distribution porous plate device 13 at the air outlet of the air inlet pipeline 8 makes the fresh air flow more uniform, and the fresh air with negative oxygen ions flows uniformly from top to bottom in the poultry house 1, so that the healthy ecological environment of air negative oxygen ions is realized in the poultry house 1; the fresh air enters through one side of the passage door 25, exchanges air in the poultry house 1, and is finally discharged from the manure discharge side, and the exhaust gas is discharged into the exhaust chamber 3 through the exhaust pipeline 9 and the negative pressure fan 11, and the filter cage arranged at the air inlet of the exhaust chamber 3 filters the poultry feathers and other sundries in the dirty exhaust gas, and then the exhaust gas is purified by the activated carbon and the air-water heat exchanger recovers the remaining cold or heat, and finally is discharged.

[0046] The temperature, humidity, ammonia concentration, hydrogen sulfide concentration, carbon dioxide concentration, oxygen concentration, negative oxygen ion concentration, pressure value and air turbidity in the poultry house 1 are precisely monitored by corresponding sensors, the corresponding sensor detectors are connected with the host, an alarm system with an over-limit value and a manual change-over switch are arranged, and an intelligent and safe control system is realized.

[0047] It can be understood that the above specific description of the utility model is only used for illustrating the utility model and is not limited to the technical solutions described in the utility model embodiments, and those skilled in the art should understand that the utility model can still be modified or replaced equivalently to achieve the same technical effect, as long as the use needs are met, which is within the protection scope of the utility model.

Claims

1. An organized vertical negative ion ventilation system for poultry houses, comprising a poultry house, characterized in that, An air inlet chamber (2) is connected to one side of the poultry house (1) via a pipe, and an exhaust chamber (3) is connected to the other side of the poultry house (1) via a pipe. The air inlet chamber (2) is equipped with a wet curtain (4) and an ionization device (19); the exhaust chamber (3) is equipped with a filter device (6) and an adsorption heat exchange device (7). The top of the poultry house (1) is provided with several air inlet pipes (8) connected to the air outlet of the air inlet chamber (2), and the bottom of the poultry house (1) is provided with several exhaust pipes (9) connected to the air inlet of the exhaust chamber (3). A positive pressure fan (10) is installed at the air outlet of the air inlet chamber (2), and the positive pressure fan (10) is connected to the air inlet pipe (8). A negative pressure fan (11) is installed at the air inlet of the exhaust chamber (3), and the negative pressure fan (11) is connected to the exhaust pipe (9). The air outlet of the negative pressure fan (11) is connected to the filter device (6). The poultry house (1) is equipped with cages (12) arranged in several layers and several rows. The air outlet of the air inlet pipe (8) is located between two adjacent rows of cages (12) and between the cages (12) and the side wall of the poultry house (1). Several of these outlets are arranged at certain intervals along the direction of the cages (12). The air inlet of the exhaust pipe (9) is located below the cages (12). Several of these outlets are arranged at certain intervals along the direction of the cages (12). The poultry house (1) and the cages (12) on both sides and between two adjacent rows of cages (12) form a ventilation channel.

2. The organized vertical negative ion ventilation system for poultry farms as described in claim 1, characterized in that, The air outlet of the air inlet pipe (8) has an airflow distribution perforated plate device (13) facing the cage (12), and the air inlet of the exhaust pipe (9) has two airflow distribution perforated plate devices (13) facing the ventilation channels on both sides respectively; the airflow distribution perforated plate device (13) includes a bucket-shaped shell (14), the opening on one side of the shell (14) is larger than the opening on the other side, and the side with the smaller opening of the airflow distribution perforated plate device (13) is provided with a pipe interface (15) for connecting to the pipe, and the inside of the shell (14) is provided with a first perforated plate (16), a second perforated plate (17) and a third perforated plate (18) in sequence from the side with the smaller opening to the side with the larger opening.

3. The organized vertical negative ion ventilation system for poultry farms as described in claim 1, characterized in that, The ionization device (19) includes an ionization body (20), with an air inlet and an air outlet on both sides of the ionization body (20). A high-voltage insulation box (21) connected to an external power source is provided on the inner wall of the ionization body (20). Several rows of corona-level spiral lines (22) are connected to the high-voltage insulation box (21). An anode tube row (23) corresponding to the position of the corona-level spiral lines (22) is also provided inside the ionization body (20). A flushing and sewage discharge bucket (24) for maintenance is provided at the bottom of the ionization body (20).

4. The organized vertical negative ion ventilation system for poultry farms as described in claim 1, characterized in that, The filtration device (6) includes a filter cage, the air inlet of the exhaust chamber (3) is connected to the inside of the filter cage, and the adsorption heat exchange device (7) includes an activated carbon rack and a gas-water heat exchanger.

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