CN214015488U

CN214015488U - Be provided with negative pressure ground exhaust system's breed canopy

Info

Publication number: CN214015488U
Application number: CN202022513650.XU
Authority: CN
Inventors: 邵金凯; 吕仁强; 王长山; 张广良; 李伟星; 黄亚东
Original assignee: Hefeng Food Co ltd
Current assignee: Hefeng Food Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-08-24
Anticipated expiration: 2030-11-04

Abstract

The utility model discloses a cultivation shed with a negative pressure ground exhaust system, which comprises a cultivation shed, wherein the cultivation shed consists of a wall body surrounding four sides and an arc-shaped ceiling erected above the wall body; an inlet is formed in the wall body on one side of the cultivation shed, and a plurality of time control fans are arranged on the wall body on the other side of the cultivation shed; the wall body of the cultivation shed is also provided with a negative pressure ventilation system; a negative pressure ground exhaust system is arranged below the cultivation shed; the negative pressure ground exhaust system comprises a plurality of exhaust outlets arranged outside the cultivation shed and a plurality of exhaust pipes which are positioned inside the cultivation shed and connected with the cultivation shed through underground passages; one end of the exhaust pipe is connected with the underground passage; the other end of the exhaust pipe penetrates through and extends out of the ground, and an exhaust hole is formed in the end exhaust pipe. The utility model has the advantages of reasonable design, the construction cost is low, and the practicality is high, through setting up negative pressure ventilation system and negative pressure ground exhaust system, not only can avoid cold air directly to blow when ventilating fast and beat in the poultry body surface, can also provide nice and cool environment for the poultry.

Description

Be provided with negative pressure ground exhaust system's breed canopy

Technical Field

The utility model relates to an air purification technical field especially relates to a be provided with cultivation canopy of negative pressure ground exhaust system.

Background

Ventilation is the most important and commonly used method for regulating the air environment of poultry houses. The ventilation can discharge harmful gas, water vapor, redundant heat, dust, microorganisms in the air and the like in the poultry house, and provide sufficient fresh air for the poultry house. Along with the intensive development of poultry breeding industry, the livestock farm basically adopts closed poultry house to raise, and the ventilation of the poultry house mainly adopts three modes of transverse ventilation, longitudinal ventilation and mixed ventilation, and the air outside the poultry house is fed by a side window and a wet curtain and is discharged by a fan at the tail end of the poultry house.

Along with the continuous increase of breeding density and single-span breed volume, traditional ventilation mode problem is constantly prominent, and the temperature is higher in the house, adopts negative pressure ventilation to increase when the air current speed in the house, often brings the forced air cooling effect for the chicken crowd, and wet curtain negative pressure is too big, leads to the front wind big, the back sultry oxygen deficiency. In cold seasons, the wind speed is insufficient, so that the humidity in the house is caused, the harmful gas exceeds the standard, the immunity of the poultry is reduced, the poultry is easy to catch a cold, the feed intake is increased, and the feed conversion ratio is reduced.

Therefore, there is a need for a breeding shed that not only can prevent cold air from directly blowing on the poultry body surface during rapid ventilation, but also can provide a cool environment for the poultry.

SUMMERY OF THE UTILITY MODEL

To the problem, the utility model discloses a be provided with exhaust system's breed canopy with negative pressure ground.

The technical scheme adopted for solving the technical problem is as follows:

a cultivation shed provided with a negative pressure ground exhaust system comprises a cultivation shed, wherein the cultivation shed is composed of wall bodies surrounding four sides and an arc-shaped ceiling erected above the wall bodies; an inlet is formed in the wall body on one side of the cultivation shed, and a plurality of time control fans are arranged on the wall body on the other side of the cultivation shed;

the wall body of the cultivation shed is also provided with a negative pressure ventilation system; a negative pressure ground exhaust system is arranged below the cultivation shed; wherein:

the negative pressure ground exhaust system comprises a plurality of exhaust outlets arranged outside the cultivation shed and a plurality of exhaust pipes which are positioned inside the cultivation shed and connected with the cultivation shed through underground passages; a wind shielding wall body higher than the ground is arranged at the air outlet in a surrounding manner; one end of the exhaust pipe is connected with an underground passage; the other end of the exhaust pipe penetrates through and extends out of the ground, and an exhaust hole is formed in the end exhaust pipe.

Furthermore, the time control fans are uniformly arranged on the surface of the wall.

Furthermore, the air outlets are arranged at equal intervals below the wall body outside the cultivation shed.

Furthermore, the underground passage consists of a transverse passage positioned below the cultivation shed and a longitudinal passage connected with the air outlet.

Furthermore, a through hole connected with an exhaust pipe is formed in the wall surface of the transverse passage of the underground passage.

Furthermore, the exhaust holes on the exhaust pipe extending out of the ground are equidistantly distributed on the ground of the cultivation shed, and the transverse and longitudinal arrangement of the exhaust holes are straight lines.

Compared with the prior art, the technical scheme of the utility model, structural design is reasonable, the construction cost is low, the practicality is high, through setting up negative pressure ventilation system and negative pressure ground exhaust system, ensure that the air current that lets in the cultivation shed prolongs the ceiling cambered surface and climbs to the ceiling top, mix with the hot-air that is detained at the ceiling top, the air current descends in the poultry body surface downwards, and then arrange outside the room through the negative pressure ground exhaust system that sets up below the cultivation shed, not only can avoid the cold air to blow directly and hit the poultry body surface when ventilating fast, can also provide nice and cool environment for the poultry;

meanwhile, the utility model adopts the mode of combining local small-environment airflow control and large-environment airflow control in the cultivation shed, so as to reduce the ventilation resistance to the maximum extent, keep the airflow speeds of the upper and lower layers of the cultivation shed consistent, distribute the airflow uniformly, and avoid the phenomena of overlarge air speed at one side and sultry and anoxic air at the other side in the cultivation shed;

through setting up the time control fan, can take out the inside peculiar smell of breed canopy and the showy foreign matter in its environment in a certain specific time quantum, simultaneously, the time control fan can also survey wind speed and the airflow in the breed canopy to start self according to its data of survey and in order to reach real time control, adjust the effect of breeding wind speed and airflow in the canopy.

Drawings

The invention will be further described with reference to the accompanying drawings and specific embodiments,

fig. 1 is a schematic side view of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic front view of the present invention;

wherein, 1, a culture shed; 2. an inlet; 3. a time control fan; 4. an air inlet pipe; 5. wet curtain; 6. an air outlet; 7. an exhaust duct; 8. an air exhaust hole; 9. and (4) switching on and off the valve.

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 is to be understood that the terms "above", "below", "front", "back", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "fixed," "connected," and the like are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1, 2 and 3, a cultivation shed provided with a negative pressure ground exhaust system comprises a cultivation shed 1, wherein the cultivation shed 1 consists of wall bodies surrounding four sides and an arc-shaped ceiling erected above the wall bodies; an inlet 2 is arranged on the wall body at one side of the cultivation shed 1, and a plurality of time control fans 3 are arranged on the wall body at the other side of the cultivation shed;

the wall body of the cultivation shed 1 is also provided with a negative pressure ventilation system; a negative pressure ground exhaust system is arranged below the cultivation shed 1;

the negative pressure ventilation system comprises a plurality of air inlet pipes 4 which are arranged at the upper end of the wall body and are inclined upwards and a plurality of groups of windows arranged on the surface of the wall body; one end of the air inlet pipe 4 extends into the cultivation shed 1, and the pipe orifice of the air inlet pipe 4 at the end points to the ceiling of the cultivation shed 1; a wet curtain 5 is arranged on the window;

the negative pressure ground exhaust system comprises a plurality of exhaust outlets 6 arranged outside the cultivation shed 1 and a plurality of exhaust pipes 7 which are positioned inside the cultivation shed 1 and connected with the cultivation shed through underground passages; a wind shielding wall body higher than the ground is arranged at the air outlet 6 in a surrounding manner; one end of the exhaust pipe 7 is connected with an underground passage; the other end of the exhaust pipe 7 penetrates through and extends out of the ground, and an exhaust hole 8 is formed in the end exhaust pipe 7.

The embodiment of the utility model provides an in, the even range of time control fan 3 is on the wall body surface. The layout mode of the time control fan 3 is realized by the following two embodiments:

the time control fan 3 is divided into a large-size time control fan and a small-size time control fan;

the first embodiment is as follows: the time control fans 3 arranged on the surface of the wall body are large-size time control fans, and are arranged in a transverse equal interval mode;

example two: time control fan 3 that wall body surface set up adopts major model time control fan and small-size time control fan simultaneously, and the overall arrangement mode is: the small time control fans are transversely arranged at the upper end of the wall body at equal intervals, and the large time control fans are transversely arranged below the small time control fans at equal intervals;

the time control fan 3 can extract the peculiar smell in the culture shed 1 and the floating foreign matters in the environment within a certain specific time period, and meanwhile, the time control fan 3 can also measure the wind speed and the air flow in the culture shed 1 and start the self according to the measured data to achieve the effects of controlling and adjusting the wind speed and the air flow in the culture shed 1 in real time.

In the embodiment of the utility model, the air inlet pipes 4 are arranged on the front and rear wall bodies of the cultivation shed 1 at equal intervals, and the positions of the air inlet pipes 4 arranged on the front wall body and the air inlet pipes 4 arranged on the rear wall body are symmetrical, and the number of the air inlet pipes is equal; the inclination angle of the air inlet pipe 4 is 45 degrees; the distance between the connecting part of the air inlet pipe 4 and the wall body is 30-40cm from the top end of the wall body; the length of the air inlet pipe 4 extending to the interior of the cultivation shed 1 is 3.5-4 m.

In the embodiment of the utility model, a switch valve 9 is arranged in the air inlet pipe 4; when the ambient temperature outside the cultivation shed 1 is too low, the low-temperature air flow flowing into the cultivation shed 1 and the hot air on the ceiling of the cultivation shed still cannot reach the proper temperature after being mixed and preheated, the switch valve 9 needs to be started to close part of the air inlet pipe 4 to control the air inlet amount of the cultivation shed 1, the temperature in the shed is kept at the normal value, and the poultry is prevented from catching a cold due to the low temperature in the shed.

In the embodiment of the utility model, the windows are arranged on the wall surfaces of the front and the rear ends of the cultivation shed 1 and are positioned below the air inlet pipe 4; the windows arranged on the surface of the front end wall body and the windows arranged on the surface of the rear end wall body are symmetrical in position and equal in quantity, two windows are used as a group, and three groups of windows are arranged on the surfaces of the front end wall body and the rear end wall body of the cultivation shed 1.

In the embodiment of the utility model, wet curtain 5 inlays in the window internal surface, and wet curtain 5 quantity is the same with window quantity.

In the embodiment of the utility model, the air outlets 6 are arranged at equal intervals under the wall outside the cultivation shed 1; the underground passage consists of a transverse passage positioned below the cultivation shed 1 and a longitudinal passage connected with the air outlet 6, and the wall surface of the transverse passage is provided with a through hole connected with an air exhaust pipe 7; the height of the exhaust pipe 7 extending out of the ground is 10-15 cm.

In the embodiment of the utility model, the air exhaust holes 8 on the air exhaust pipe 7 extending out of the ground are arranged on the ground of the cultivation shed 1 at equal intervals, and the transverse and longitudinal arrangement of the air exhaust holes 8 are straight lines; the number of the air exhaust holes 8 distributed on the ground of the farm is 210-220, and the interval distance between every two air exhaust holes 8 is 1-1.1 m.

The embodiment of the utility model provides an in, the hole of airing exhaust 8 is arranged to the right side for transverse arrangement from breeding 1 left sides of canopy, and the hole of airing exhaust 8 is arranged to the rear end for longitudinal arrangement from breeding 1 front end of canopy.

The embodiment of the utility model provides an in, every air-supply line 4 is in same vertical plane with the vertical arrangement's of its below hole 8 of airing exhaust for inside the room is discharged from the hole 8 of airing exhaust downwards after the air current that gets into the inside room from air-supply line 4 preheats, in order to reach rapid cooling, improves the purpose of the inside ventilation effect in room.

The embodiment of the utility model provides a theory of operation does:

the air flow enters from the air inlet pipe 4, climbs to the top end of the ceiling along the arc surface of the ceiling of the cultivation shed 1, and is mixed with the hot air retained at the top end of the ceiling, a negative pressure ground exhaust system arranged below the cultivation shed 1, namely a plurality of air outlets 6 outside the cultivation shed 1, a plurality of exhaust pipes 7 inside the cultivation shed 1 and connected with the cultivation shed through underground channels, and exhaust holes 8 arranged on the exhaust pipes 7 are used for forming a passage between the inside and the outside of the cultivation shed 1, the mixed air flow is settled downwards, runs to the negative pressure exhaust system arranged below the cultivation shed 1, enters from the exhaust holes 8 arranged on the exhaust pipes 7, reaches the air outlets 6 along the underground channels, and is finally discharged out of the inside of the cultivation shed 1;

in a certain specific time, the time control fan 3 extracts the peculiar smell in the culture shed 1 and the floating foreign matters in the environment, and meanwhile, the time control fan 3 starts the time control fan according to the measured data by measuring the wind speed and the air flow in the culture shed 1 to achieve the purposes of controlling and adjusting the wind speed and the air flow in the culture shed 1 in real time.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a be provided with cultivation canopy of negative pressure ground exhaust system which characterized in that: the cultivation shed comprises a cultivation shed body, wherein the cultivation shed body consists of wall bodies surrounding four sides and an arc-shaped ceiling erected above the wall bodies; an inlet is formed in the wall body on one side of the cultivation shed, and a plurality of time control fans are arranged on the wall body on the other side of the cultivation shed;

2. The cultivation shed provided with the negative pressure ground exhaust system according to claim 1, characterized in that: the time control fans are uniformly arranged on the surface of the wall body.

3. The cultivation shed provided with the negative pressure ground exhaust system according to claim 1, characterized in that: the air outlets are arranged at equal intervals below the wall body outside the cultivation shed.

4. The cultivation shed provided with the negative pressure ground exhaust system according to claim 1, characterized in that: the underground passage consists of a transverse passage positioned below the cultivation shed and a longitudinal passage connected with the air outlet.

5. The cultivation shed provided with the negative pressure ground exhaust system according to claim 4, wherein: and the wall surface of the transverse passage of the underground passage is provided with a through hole connected with an exhaust pipe.

6. The cultivation shed provided with the negative pressure ground exhaust system according to claim 1, characterized in that: the exhaust holes in the exhaust pipe extending out of the ground are equidistantly distributed on the ground of the cultivation shed, and the transverse and longitudinal arrangement of the exhaust holes is straight.