CN217657668U

CN217657668U - Chicken farm ventilation unit

Info

Publication number: CN217657668U
Application number: CN202221331167.2U
Authority: CN
Inventors: 刘显白; 高巧梅; 刘华
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-10-28
Anticipated expiration: 2032-05-31

Abstract

The utility model discloses a chicken farm ventilation device, which comprises a wall, wherein one side wall of the wall is fixedly connected with an exhaust cylinder, an air exhaust element is arranged in the exhaust cylinder, and the other side wall of the wall is fixedly connected with an air inlet part; the elastic filter screen is positioned at the air inlet end of the air exhaust cylinder, the chicken farm is communicated with the air exhaust cylinder through the elastic filter screen, and the elastic filter screen is detachably connected with the inner wall surface of the air exhaust cylinder; the driven part is positioned above the elastic filter screen, the inner wall surface of the exhaust cylinder is fixedly connected with a fixed rod, and the driven part is rotatably connected with the fixed rod; the beating piece is fixed on the driven piece and is in contact with the top of the elastic filter screen; the cleaning part is positioned below the elastic filter screen and is contacted with the bottom of the elastic filter screen; the collecting piece is located the bottom of exhaust barrel, and collecting piece and cleaning portion correspond the setting, and the rigid coupling has first baffle in the collecting piece, cleaning portion and first baffle contact. The utility model discloses an improve the life of elasticity filter screen and convulsions piece to reduce the manpower consumption, and carried out effectual maintenance and protection to the suitable environment that the chicken crowd grows.

Description

Chicken farm ventilation unit

Technical Field

The utility model relates to a cultured equipment technical field especially relates to a chicken farm ventilation unit.

Background

At present, a chicken farm is generally cultivated in a large-scale industrial factory, is generally constructed by masonry concrete, is convenient to obtain materials, and can be combined with farmlands to raise chickens and fertilize the farmlands. In order to reduce the occurrence of chicken flu symptoms, normal ventilation in a large-area factory needs to be ensured, the existing common ventilation mode is generally a simple air extractor, the function of the air extractor is single, the chicken farm is large in area, the number of bred chickens is large, the number of chicken feathers and chicken down dropped by the chickens is relatively large, and if the air extractor is directly used for discharging, the environment pollution is caused.

In order to solve the problems, the existing means generally adds a filter screen on an air extractor to filter chicken feathers, and collects the chicken feathers on the filter screen through an adsorption roller with large volume, but the air exhaust work is long time, so that the adsorption roller reaches an adsorption load, at the moment, ventilation can only be stopped, the chicken feathers on the adsorption roller are removed, the adsorption work is normally completed, the labor consumption is greatly improved, and if the adsorption roller does not stop equipment operation in time after reaching the load, the adsorption roller is cleaned, the chicken feathers can be attached to the surface of the filter screen to cause blockage, the times of replacing the filter screen are increased, the chicken feathers attached to the filter screen are not easy to collect, and secondary pollution is easy to generate.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a chicken farm ventilation unit to solve the problem that above-mentioned prior art exists, can realize improving the availability factor of filter screen, and the adsorbed chicken feather on the automatic collection filter screen conveniently carries out subsequent processing.

In order to achieve the above purpose, the utility model provides a following scheme: the utility model provides a ventilation device for a chicken farm, which comprises a wall, wherein one side wall of the wall is fixedly connected with an exhaust cylinder, an air draft part is arranged in the exhaust cylinder, and the other side wall of the wall is fixedly connected with an air inlet part;

the elastic filter screen is positioned at the air inlet end of the exhaust cylinder, the chicken farm is communicated with the exhaust cylinder through the elastic filter screen, and the elastic filter screen is detachably connected with the inner wall surface of the exhaust cylinder;

the driven part is positioned above the elastic filter screen, a fixing rod is fixedly connected to the inner wall surface of the exhaust cylinder, and the driven part is rotatably connected with the fixing rod;

the beating piece is fixed on the driven piece and is in contact with the top of the elastic filter screen;

the cleaning part is positioned below the elastic filter screen and is in contact with the bottom of the elastic filter screen;

the collecting piece is located at the bottom of the exhaust duct, the collecting piece and the cleaning part are correspondingly arranged, a first baffle is fixedly connected in the collecting piece, and the first baffle is in contact with the cleaning part.

Preferably, the driven member comprises a pneumatic paddle and a rotating shaft, the rotating shaft is sleeved on the fixed rod, the fixed rod is rotatably connected with the rotating shaft, the rotating shaft is fixedly connected with a plurality of pneumatic paddles, and one end, far away from the fixed rod, of the rotating shaft is fixedly connected with the striking piece.

Preferably, the beating piece comprises a transmission rod, the transmission rod is fixedly connected with the rotating shaft, a cushion block is fixedly connected to the bottom of the transmission rod, and the cushion block is in contact with the top of the elastic filter screen.

Preferably, the cleaning part comprises a transmission crawler and a sliding rod, the transmission crawler is located in the wall, the sliding rod is fixedly connected with the transmission crawler, the sliding rod penetrates through the exhaust cylinder and is in sliding connection with the inner wall surface of the exhaust cylinder, an elastic scraping blade is fixedly connected to the sliding rod, the distance between the sliding rod and the elastic filtering net is smaller than the width of the elastic scraping blade, and the elastic scraping blade is in contact with the elastic filtering net.

Preferably, a servo motor is fixed in the wall, the output end of the servo motor is meshed with a reduction gear, and the reduction gear is meshed with a sawtooth groove formed in the outer side of the transmission track.

Preferably, the collecting part comprises a collecting box, the collecting box is fixedly connected with the outer side wall of the exhaust cylinder, the first baffle is fixedly connected to one side, close to the sliding rod, outside the collecting box, the first baffle is in contact with the elastic scraping blade, the collecting box is internally and fixedly connected with a second baffle, and the second baffle is positioned on one side, far away from the elastic scraping blade, of the first baffle.

Preferably, the air inlet portion includes inlet air channel, inlet air channel fixes on the wall, be close to in the inlet air channel one side of wall has seted up the fresh air inlet, the top rigid coupling of fresh air inlet has a plurality of ultraviolet lamp, filter window has been seted up respectively at inlet air channel's both ends, the inlet air channel bottom is provided with the hot plate, the hot plate with inlet air channel internal face rigid coupling.

Preferably, the air draft part is fixedly connected with the inner side wall of the air exhaust cylinder, the air draft part comprises a motor fixed in the air exhaust cylinder through a fixing support, and the output end of the motor is fixedly connected with a propeller.

The utility model discloses a following technological effect:

1. through follower and hit an effect elastic filter screen of beating, let elastic filter screen keep the vibration effect at the course of the work for the chicken feather can not the adhesion block the filter screen on the filter screen surface, improves elastic filter screen and convulsions spare life.

2. Be provided with cleaning part and collection piece below the elasticity filter screen, hit the unsteady chicken feather of falling to the elasticity filter screen automatically and collect, not only reduce the human consumption, reduce the quantity that the chicken feather was retained on the elasticity filter screen surface to carry out automatic collection, convenient subsequent processing to the chicken feather that floats.

3. In order to ensure that the air introduced into the chicken farm is warm and dry and free of bacterial pollution, chicken flocks are protected, the air is disinfected through a disinfection structure arranged in the air inlet part, and the heating device is additionally arranged in the air inlet part to ensure that the outside air entering the chicken farm is warm and dry.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, 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 that other drawings can be obtained according to the drawings without inventive labor.

FIG. 1 is a schematic view of a ventilation device in a chicken farm;

FIG. 2 is a schematic view of the structure of an exhaust duct;

FIG. 3 is an enlarged view of A in FIG. 2;

FIG. 4 is a side view of an exhaust stack;

FIG. 5 is a schematic view of an air inlet duct structure;

101, an exhaust barrel; 102. an air inlet channel; 2. an elastic filter screen; 3. fixing the rod; 4. a rotating shaft; 5. a pneumatic blade; 6. a transmission rod; 7. cushion blocks; 8. a slide bar; 9. an elastic wiper blade; 10. a servo motor; 11. a drive track; 12. a reduction gear; 13. a collection box; 14. a first baffle plate; 15. a second baffle; 16. an ultraviolet lamp; 17. a filter window; 18. heating plates; 19. fixing a bracket; 20. a motor; 21. a propeller.

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 order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

Example (b):

referring to fig. 1-5, the utility model provides a chicken farm ventilation device, which comprises a wall, wherein a wind exhaust barrel 101 is fixedly connected to one side wall of the wall, a wind exhaust part is arranged in the wind exhaust barrel 101, and a wind inlet part is fixedly connected to the other side wall of the wall; the elastic filter screen 2 is positioned at the air inlet end of the exhaust duct 101, the chicken farm is communicated with the exhaust duct 101 through the elastic filter screen 2, and the elastic filter screen 2 is detachably connected with the inner wall surface of the exhaust duct 101; the driven piece is positioned above the elastic filter screen 2, the inner wall surface of the exhaust cylinder 101 is fixedly connected with a fixing rod 3, and the driven piece is rotatably connected with the fixing rod 3; the beating piece is fixed on the driven piece and is in contact with the top of the elastic filter screen 2; the cleaning part is positioned below the elastic filter screen 2 and is contacted with the bottom of the elastic filter screen 2; the collecting piece is located the bottom of exhaust barrel 101, and collecting piece and cleaning portion correspond the setting, and the rigid coupling has first baffle 14 in the collecting piece, first baffle 14 with cleaning portion contact.

The utility model discloses a row's dryer 101 of fixed setting in the wall, and set up the convulsions piece in row's dryer 101, the opposite side that corresponds row's dryer 101 at the wall sets up the air inlet portion, when making row's dryer 101 carry out the convulsions process, the air inlet portion inhales fresh air, at the inside formation air convection in chicken farm, the inside dirty air of chicken farm and the replacement of outside fresh air with higher speed, improve the ventilation efficiency of integrated device, and be provided with elastic filter screen 2 and the follower that corresponds and hit the piece inside the section of thick bamboo 101 of airing exhaust, elastic filter screen 2 adopts to inlay establishes mode and exhaust section of thick bamboo 101 joint, conveniently change, when row's dryer 101 inhales the fine hair that the chicken dropped, can be filtered by elastic filter screen 2 separation, and through the follower and hit the play a role, avoid the chicken feather to adhere to elastic filter screen 2, guarantee elastic filter screen 2 meshes's unobstructed cleaning portion and collection piece, clean the floating chicken feather that sets up through elastic filter screen 2 below at last, clean the collection piece that falls, whole process device is automatic, manpower consumption and elasticity filter screen 2's change frequency has reduced, and guarantee through the elasticity filter screen 2 on the elasticity filter screen and carry out the effectual collection work life of airing exhaust, the collection of collection, the effectual collection piece has not only been carried out, the collection of the work life of the chicken feather that has been carried out.

Further optimize the scheme, the follower includes pnematic paddle 5 and axis of

rotation

4, and 4 covers of axis of rotation are established on dead lever 3, and dead lever 3 rotates with axis of rotation 4 and is connected, and the rigid coupling has a plurality of pnematic paddles 5 on the axis of rotation 4, and the one end and the beating piece rigid coupling of dead lever 3 are kept away from to axis of rotation 4.

Wind power potential energy generated by the operation of the air draft part acts on the pneumatic blade 5 to drive the pneumatic blade 5 to rotate, so that the rotating shaft 4 is rotated to provide power for the striking part connected to the rotating shaft 4, and subsequent striking work is performed. The utility model discloses the wind-force that rational utilization convulsions piece provided has improved the work efficiency of convulsions piece equipment, has reduced the wasting of resources.

Further optimize the scheme, the beating member includes the transfer line 6, and transfer line 6 and axis of rotation 4 rigid coupling have cushion 7, cushion 7 and the contact of elastic filter screen 2 top are fixed with to transfer line 6 bottom.

When the beating piece is driven to rotate by the rotating shaft 4, the beating piece is fixedly connected with the transmission rod 6 in the beating piece through the rotating shaft 4, so that the transmission rod 6 rotates and is connected with the cushion block 7 at the bottom to rotate, lift and move, and therefore the beating effect on the elastic filter screen 2 is formed, and the situation that chicken feathers adhere to the surface of the elastic filter screen 2 to cause blockage under the action of an exhaust fan is avoided.

According to a further optimization scheme, the cleaning part comprises a transmission crawler belt 11 and a sliding rod 8, the transmission crawler belt 11 is located in a wall, the sliding rod 8 is fixedly connected with the transmission crawler belt 11, the sliding rod 8 penetrates through the exhaust cylinder 101 to be in sliding connection with the inner wall surface of the exhaust cylinder 101, the transmission crawler belt 11 is fixedly connected with the sliding rod 8, an elastic scraping blade 9 is fixedly connected onto the sliding rod 8, the distance between the sliding rod 8 and the elastic filter screen 2 is smaller than the width of the elastic scraping blade 9, and the elastic scraping blade 9 is in contact with the elastic filter screen 2.

Through set up logical groove with the corresponding position of transmission track 11 on exhaust tube 101, logical groove intercommunication exhaust tube 101 and transmission track 11, with slide bar 8 and transmission track 11 rigid coupling, and slide bar 8 runs through logical groove and exhaust tube 101 inner wall sliding connection, transmission track 11 drives slide bar 8 and rotates, and the distance of control slide bar 8 and elastic filter screen 2 is less than the width of elastic scraping blade 9, when making slide bar 8 at the internal face circulation slip of exhaust tube 101, when the distance between slide bar 8 and elastic filter screen 2 is minimum, extrude elastic scraping blade 9 through slide bar 8 and elastic filter screen 2 and take place elastic deformation, make the elastic potential energy that elastic scraping blade 9 produced act on elastic filter screen 2 bottom, scrape the floated chicken hair that falls off from elastic filter screen 2 surface, avoid under long-time convulsions work, the chicken hair reduces elastic filter screen 2's ventilation effect in elastic filter screen 2 bottom, the frequency of piling up of elastic filter screen 2 has been reduced, the life of elastic filter screen 2 has been prolonged.

In an embodiment of the present invention, the sliding rod 8 and the elastic scraping blade 9 have at least one, and the number of the chicken feathers generated can be estimated according to the scale of the chicken flocks in the chicken farm, and the number is increased according to the actual situation, so as to ensure that the cleaning effect of the bottom of the elastic filtering net 2 can be effectively performed.

The utility model discloses an in the embodiment, elastic doctor blade 9 adopts materials such as sheet rubber or stainless steel thin slice, sheet rubber and stainless steel thin slice are prior art, do not do too much repetitious description here.

According to the further optimization scheme, a servo motor 10 is fixed in the wall, the output end of the servo motor 10 is meshed with a reduction gear 12, and the reduction gear 12 is meshed with a sawtooth groove formed in the outer side of a transmission crawler 11.

Power is provided through the servo motor 10, the torque is increased by combining the reduction gear 12, the reduction gear 12 is meshed with the transmission crawler 11 to drive the transmission crawler 11 to rotate, so that power is provided for the elastic scraping piece 9 to clean chicken feathers on the surface of the elastic filter screen 2, the servo motor 10 is electrically connected with a power supply, and the power supply can be arranged according to actual needs and is not limited herein.

According to a further optimized scheme, the collecting part comprises a collecting box 13, the collecting box 13 is fixedly connected with the outer side wall of the exhaust duct 101, a first baffle plate 14 is fixedly connected to one side, close to the sliding rod 8, of the outside of the collecting box 13, the first baffle plate 14 is in contact with the elastic scraping blade 9, a second baffle plate 15 is fixedly connected to the inside of the collecting box 13, and the second baffle plate 15 is located on one side, far away from the elastic scraping blade 9, of the first baffle plate 14.

Through the first baffle 14 of collecting box 13 outside rigid coupling, when slide bar 8 drives elastic doctor blade 9 and moves to the most proximal end with collecting box 13, elastic doctor blade 9 drops with elastic filter screen 2 this moment, because elastic doctor blade 9 produces the deformation that resets of elastic action, because the width of elastic doctor blade 9 is greater than the distance of slide bar 8 to first baffle 14, elastic doctor blade 9 contacts with first baffle 14 bottom this moment, and produce the reaction force simultaneously and act on elastic doctor blade 9, kick-back through elastic doctor blade 9, make the chicken feather of scraping the collection on elastic doctor blade 9 surface break away from elastic doctor blade 9, and continue to receive the deformation effect of elastic doctor blade 9 and fall to the collecting box 13 inside, accomplish the collection work to the chicken feather, block the suction effect of convulsions piece to the chicken feather in the collecting box 13 through second baffle 15, reduce the chicken feather that scrapes the collection is sucked once more, cause the repeated cleaning, make work efficiency reduce.

Further optimize the scheme, the air inlet portion includes inlet air duct 102, inlet air duct 102 fixes on the wall, and the fresh air inlet has been seted up to one side that is close to the wall in inlet air duct 102, and the top rigid coupling of fresh air inlet has a plurality of ultraviolet lamp 16, and filter window 17 has been seted up respectively at inlet air duct 102's both ends, and inlet air duct 102 bottom is provided with hot plate 18, hot plate 18 and inlet air duct 102 internal face rigid coupling.

Because breed the chicken and need keep invariable warm environment, consequently inhale the in-process of airing exhaust at ventilation unit, temperature variation is big in the chicken farm, especially in winter, outside cold air is inhaled in the chicken farm, and the big or low temperature of temperature difference change appears easily, appears sick or even dead circumstances to making the chicken crowd appear, consequently the utility model discloses set up the temperature that hot plate 18 controlled the outside air got into in inlet air duct 102, add the impurity in the filter window 17 filtered air at the passageway both ends, set up ultraviolet lamp 16 above the intake vent and carry out disinfection, and the utility model discloses a ventilation pipe's setting has prolonged disinfection and air heating's distance for outside air disinfection is more thorough, and it is more accurate effective to heat the accuse temperature.

Further optimize the scheme, convulsions piece and exhaust section of thick bamboo 101 inside wall rigid coupling, convulsions piece includes motor 20 fixed in exhaust section of thick bamboo 101 through fixed bolster 19, and the rigid coupling of motor 20 output has screw 21.

Provide power for screw 21 through motor 20, produce suction wind-force discharge and raise the interior foul air of chicken farm to suction wind drives pneumatic paddle 5 and rotates, thereby carries out the work of above-mentioned a series of hitting the chicken feather and follow-up cleaning collection, with motor 20 and power electric connection, the power can set up according to actual need, does not do too much here and gives redundant details.

The use principle is as follows:

when ventilation is needed in a chicken farm, the motor 20 is started to enable the propeller 21 to rotate to generate suction wind power, the pneumatic blades 5 arranged in the air exhaust cylinder 101 start to rotate along with the generation of the wind power to drive the transmission rod 6 and the cushion block 7 to rotate together, so that a striking effect is generated to act on the elastic filter screen 2 to strike off the chicken feathers adsorbed on the elastic filter screen 2, the transmission crawler 11 is started to rotate through the servo motor 10 to drive the sliding rod 8 and the elastic scraping blade 9 to move along the transmission crawler 11, when the elastic scraping blade 9 is in contact with the elastic filter screen 2, the struck chicken feathers are cleaned through elastic potential energy and the extrusion action of the transmission crawler 11 and the elastic filter screen 2, and when the elastic scraping blade 9 moves to a position separated from the elastic filter screen 2, the elastic scraping blade 9 is in contact with the first baffle 14, the chicken feathers on the elastic scraping blade 9 are knocked down into the collection box 13 through the elastic potential energy of the elastic scraping blade 9, so that the automatic chicken feather cleaning and collection are realized, dirty air in the chicken farm is discharged through the exhaust cylinder 101, the dirty air generated by the air pressure, so that fresh air is sucked into the ventilation channel 18 to dry the outside air, and finally the outside air is dried through the ventilation channel 102, and the air inlet air ventilation channel 18 to sterilize the outside air.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The above-mentioned embodiments are only described in the preferred embodiments of the present invention, but not limited to the scope of the present invention, and various modifications and improvements made by the technical solutions of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.

Claims

1. The utility model provides a chicken farm ventilation unit, includes the wall, its characterized in that: a wind exhaust barrel (101) is fixedly connected to one side wall of the wall, a wind exhaust piece is arranged in the wind exhaust barrel (101), and a wind inlet part is fixedly connected to the other side wall of the wall;

the elastic filter screen (2) is positioned at the air inlet end of the air exhaust duct (101), the chicken farm is communicated with the air exhaust duct (101) through the elastic filter screen (2), and the elastic filter screen (2) is detachably connected with the inner wall surface of the air exhaust duct (101);

the driven piece is positioned above the elastic filter screen (2), a fixing rod (3) is fixedly connected to the inner wall surface of the exhaust barrel (101), and the driven piece is rotatably connected with the fixing rod (3);

the beating piece is fixed on the driven piece and is in contact with the top of the elastic filter screen (2);

the cleaning part is positioned below the elastic filter screen (2) and is in contact with the bottom of the elastic filter screen (2);

the collecting piece is located at the bottom of the exhaust duct (101), the collecting piece and the cleaning part are correspondingly arranged, a first baffle (14) is fixedly connected into the collecting piece, and the first baffle (14) is in contact with the cleaning part.

2. The chicken farm ventilation device of claim 1, wherein: the driven piece comprises a pneumatic paddle (5) and a rotating shaft (4), the rotating shaft (4) is sleeved on the fixing rod (3), the fixing rod (3) is connected with the rotating shaft (4) in a rotating mode, the rotating shaft (4) is fixedly connected with the pneumatic paddle (5), and the rotating shaft (4) is far away from one end of the fixing rod (3) and fixedly connected with the beating piece.

3. The ventilation device for the chicken farm according to claim 2, wherein: the beating piece comprises a transmission rod (6), the transmission rod (6) is fixedly connected with the rotating shaft (4), a cushion block (7) is fixedly connected to the bottom of the transmission rod (6), and the cushion block (7) is in contact with the top of the elastic filter screen (2).

4. The chicken farm ventilation device of claim 1, wherein: the cleaning part comprises a transmission crawler belt (11) and a sliding rod (8), the transmission crawler belt (11) is located in the wall, the sliding rod (8) is fixedly connected with the transmission crawler belt (11), the sliding rod (8) runs through the exhaust duct (101) and is in sliding connection with the inner wall surface of the exhaust duct (101), the sliding rod (8) is fixedly connected with an elastic scraping blade (9), the sliding rod (8) and the distance between the elastic filter screens (2) is smaller than the width of the elastic scraping blade (9), and the elastic scraping blade (9) is in contact with the elastic filter screens (2).

5. The chicken farm ventilation device of claim 4, wherein: the wall internal fixation has servo motor (10), servo motor (10) output meshing has reduction gear (12), reduction gear (12) with the sawtooth groove meshing that transmission track (11) outside was seted up.

6. The chicken farm ventilation device of claim 4, wherein: the collecting part comprises a collecting box (13), the collecting box (13) is fixedly connected with the outer side wall of the exhaust duct (101), a first baffle plate (14) is fixedly connected to one side, close to the sliding rod (8), of the collecting box (13), the first baffle plate (14) is in contact with the elastic scraping blade (9), a second baffle plate (15) is fixedly connected to the inside of the collecting box (13), and the second baffle plate (15) is located on one side, away from the elastic scraping blade (9), of the first baffle plate (14).

7. The chicken farm ventilation device of claim 1, wherein: the air inlet portion includes inlet air channel (102), inlet air channel (102) are fixed on the wall, be close to in inlet air channel (102) the fresh air inlet has been seted up to one side of wall, the top rigid coupling of fresh air inlet has a plurality of ultraviolet lamp (16), filter window (17) have been seted up respectively at the both ends of inlet air channel (102), inlet air channel (102) bottom is provided with hot plate (18), hot plate (18) with inlet air channel (102) internal face rigid coupling.

8. The chicken farm ventilation device of claim 1, wherein: the air exhaust part is fixedly connected with the inner side wall of the air exhaust barrel (101), the air exhaust part comprises a motor (20) fixed in the air exhaust barrel (101) through a fixing support (19), and the output end of the motor (20) is fixedly connected with a propeller (21).