A ventilation and deodorization device for pig houses

Abstract

The utility model discloses a ventilation and deodorization device for a piggery, which relates to the field of livestock breeding technology, and includes an exhaust structure and an air intake structure. The exhaust structure includes an expansion pipe, a first exhaust pipe, an expansion air bin, a first acceleration pipe, an air washing bin, and a second acceleration pipe. An extension baffle is fixedly connected to the lower end of the air washing bin. Both ends of the air washing bin are provided with truncated cone-shaped grooves, and the end with a smaller diameter of the groove faces the middle of the air washing bin. A long ventilation pipe is fixedly connected to one end of the air washing bin, and a short ventilation pipe is fixedly connected to the other end of the air washing bin. The middle of the long ventilation pipe is connected to the groove at the same end. In the utility model, the first motor drives the first fan blade to rotate, so that the air is accelerated to enter the middle of the first exhaust pipe from the expansion pipe. The first motor and the first fan blade accelerate the air to enter the inside of the water tank along the long ventilation pipe. Ammonia and hydrogen sulfide in the air will be integrated into the water, preventing harmful gases from entering the nature.

Description

Technical Field

[0001] The utility model relates to the technical field of livestock breeding, in particular to a ventilation and deodorization device for a piggery. Background Art

[0002] Gases in pig houses that have adverse effects on the health and production performance of pigs or on human health are collectively referred to as harmful gases. Harmful gases in pig houses usually include ammonia, hydrogen sulfide, carbon monoxide, methane, carbon dioxide, skatole, etc., which are mainly produced by pig respiration and the decomposition of feces, urine, feed, bedding, etc. The content is high in closed pig houses with poor ventilation, humidity, and unreasonable feces and urine treatment, which endangers the health of pigs and workers, reduces the production performance of pigs, and causes chronic poisoning or even acute poisoning in severe cases. Therefore, pig houses should be reasonably designed, feces and urine should be properly handled, and the environmental sanitation of pig houses should be well maintained.

[0003] Most of the existing ventilation and deodorization devices in pig houses discharge the air in the pig houses to the outside. However, during the discharge process, the gas is not treated, and the harmful gas will flow into the nature, endangering the natural air environment. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a ventilation and deodorization device for a pig house.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a pig house ventilation and deodorization device, including an exhaust structure and an air intake structure, the exhaust structure including an expansion pipe, a first exhaust pipe, an expansion air bin, a first acceleration pipe, an air washing bin and a second acceleration pipe, the lower end of the air washing bin is fixedly connected with an extension baffle, both ends of the air washing bin are provided with truncated cone-shaped grooves, and the end with a smaller diameter of the groove faces the middle of the air washing bin, one end of the air washing bin is fixedly connected with a long ventilation pipe, the other end of the air washing bin is fixedly connected with a short ventilation pipe, and one end of the long ventilation pipe and the short ventilation pipe are both fixed in the middle of the end with a smaller diameter of the groove, the middle of the long ventilation pipe is connected to the groove at the same end, the middle of the short ventilation pipe is connected to the groove at the same end, and the air washing bin is close to one end of the long ventilation pipe A first accelerating tube is fixedly connected thereto, and the middle portion of the first accelerating tube is communicated with the groove at one end of an air washing bin, a second accelerating tube is fixedly connected thereto at the other end of the air washing bin, the middle portion of the second accelerating tube is communicated with the groove at the other end of the air washing bin, an end of the first accelerating tube away from the air washing bin is fixedly connected thereto with an expanding gas bin, and the middle portion of the expanding gas bin is communicated with the middle portion of the first accelerating tube, a cross-section of an end of the expanding gas bin facing the first accelerating tube is in the shape of a truncated cone, an end of the expanding gas bin away from the first accelerating tube is fixedly connected thereto with a first exhaust pipe, the first exhaust pipe is communicated with the middle portion of the expanding gas bin, an end of the first exhaust pipe away from the expanding gas bin is fixedly connected thereto with an expanding tube, the middle portion of the expanding tube is communicated with the middle portion of the first exhaust pipe, and an end of the expanding tube away from the first exhaust pipe is fixedly connected thereto with a dustproof net.

[0006] As a further description of the above technical solution:

[0007] The four side surfaces of the extended baffle are all fixedly connected with fixed plates, the middle part of the extended baffle is slidably connected with a water tank, and the upper end of the water tank is detachably connected with a sealing cover.

[0008] As a further description of the above technical solution:

[0009] Two groups of second fixing bars are slidably connected to the outer surface of one side of the water tank, and a first fixing bar is slidably connected to the outer surface of the other side of the water tank. Two groups of card slots are provided at the lower end of the first fixing bar, and the second fixing bars are slidably connected inside the card slots respectively. The upper ends of the first fixing bar and the second fixing bar are both slidably connected to the surface of the fixing plate.

[0010] As a further description of the above technical solution:

[0011] The other end of the long ventilation tube passes through the lower end of the air washing bin and extends to the lower end of the water tank through the sealing cover. The lower end of the short ventilation tube passes through the sealing cover and extends to the upper end of the water tank.

[0012] As a further description of the above technical solution:

[0013] The first exhaust pipe, the first accelerating tube and the second accelerating tube are all fixedly connected with a first mounting seat in the middle, the first mounting seat is fixedly connected with a first motor in the middle, and the output end of the first motor is facing the end of the second accelerating tube away from the air washing bin, and the output end of the first motor is fixedly connected with a first fan blade.

[0014] As a further description of the above technical solution:

[0015] The air intake structure includes an air intake pipe, a heating ring is fixedly connected to the middle part of the air intake pipe by a plurality of bolts, a dust screen is fixedly connected to one end of the air intake pipe, a second mounting seat is fixedly connected to the inner end of the air intake pipe, and the second mounting seat is located between the dust screen and the heating ring, a second motor is fixedly connected to the middle part of the second mounting seat, and the output end of the second motor faces the heating ring, and a second fan blade is fixedly connected to the output end of the second motor.

[0016] The utility model has the following beneficial effects:

[0017] In the utility model, firstly, the exhaust structure can be installed at the upper and lower ends of the pig house. The exhaust structure installed at the upper end can remove ammonia in the air, and the exhaust structure installed at the lower end can remove hydrogen sulfide in the air. The first motor drives the first fan blade to rotate, so that the air is accelerated to enter the middle part of the first exhaust pipe from the expansion tube, and enter the inside of the expansion air bin along the first exhaust pipe. The air gathers and increases inside the expansion air bin. Then, the first motor and the first fan blade in the middle of the first acceleration tube accelerate the air in the middle of the expansion air bin from the inside of the first acceleration tube along the long ventilation tube into the inside of the water tank. The ammonia and hydrogen sulfide in the air will be integrated into the water. Then, the air will enter the middle part of the second acceleration tube from the short ventilation tube. The first motor and the first fan blade in the middle part of the second acceleration tube accelerate the air in the water to flow to the second acceleration tube. The air flow speed is accelerated by three groups of the first motor and the first fan blade. At the same time, the air is preliminarily treated to prevent harmful gases from entering the nature. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional diagram of the utility model;

[0019] Figure 2 It is a cross-sectional three-dimensional structural diagram of the exhaust structure of the utility model;

[0020] Figure 3 This is a cross-sectional three-dimensional structural diagram of the gas washing bin of the utility model;

[0021] Figure 4 It is a cross-sectional three-dimensional structural diagram of the air intake structure of the utility model.

[0022] Legend:

[0023] 1. Exhaust structure; 2. Intake structure; 3. Expansion tube; 4. First exhaust pipe; 5. Expansion air chamber; 6. First acceleration tube; 7. Air washing chamber; 8. Second acceleration tube; 9. Dust screen; 10. First mounting seat; 11. First motor; 12. First fan blade; 13. Long ventilation tube; 14. Short ventilation tube; 15. Extension baffle; 16. Fixing plate; 17. First fixing strip; 18. Second fixing strip; 19. Water tank; 20. Sealing cover; 21. Intake pipe; 22. Heating ring; 23. Second mounting seat; 24. Second motor; 25. Second fan blade. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, and does 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 therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0026] Reference Figure 1-4, an embodiment of the utility model is provided: a ventilation and deodorization device for a pig house, comprising an exhaust structure 1 and an air intake structure 2, the exhaust structure 1 comprising an expansion pipe 3, a first exhaust pipe 4, an expansion air bin 5, a first acceleration pipe 6, an air washing bin 7 and a second acceleration pipe 8, an extension baffle 15 is fixedly connected to the lower end of the air washing bin 7, both ends of the air washing bin 7 are provided with truncated cone-shaped grooves, and the end with a smaller diameter of the groove faces the middle of the air washing bin 7, a long ventilation pipe 13 is fixedly connected to one end of the air washing bin 7, a short ventilation pipe 14 is fixedly connected to the other end of the air washing bin 7, and one end of the long ventilation pipe 13 and the short ventilation pipe 14 are both fixed in the middle of the end with a smaller diameter of the groove, the middle of the long ventilation pipe 13 is connected to the groove at the same end, the middle of the short ventilation pipe 14 is connected to the groove at the same end, and the end of the air washing bin 7 close to the long ventilation pipe 13 is fixed A first accelerating tube 6 is connected, and the middle part of the first accelerating tube 6 is connected to the groove at one end of the air washing bin 7, the other end of the air washing bin 7 is fixedly connected to a second accelerating tube 8, the middle part of the second accelerating tube 8 is connected to the groove at the other end of the air washing bin 7, the end of the first accelerating tube 6 away from the air washing bin 7 is fixedly connected to an expanding gas bin 5, and the middle part of the expanding gas bin 5 is connected to the middle part of the first accelerating tube 6, the cross-section of the end of the expanding gas bin 5 facing the first accelerating tube 6 is a truncated cone shape, the end of the expanding gas bin 5 away from the first accelerating tube 6 is fixedly connected to a first exhaust pipe 4, the first exhaust pipe 4 is connected to the middle part of the expanding gas bin 5, the end of the first exhaust pipe 4 away from the expanding gas bin 5 is fixedly connected to an expanding tube 3, the middle part of the expanding tube 3 is connected to the middle part of the first exhaust pipe 4, and the end of the expanding tube 3 away from the first exhaust pipe 4 is fixedly connected to a dustproof net 9.

[0027] The air intake structure 2 includes an air intake pipe 21, a heating ring 22 is fixedly connected to the middle of the air intake pipe 21 by a plurality of bolts, a dust screen 9 is fixedly connected to one end of the air intake pipe 21, a second mounting seat 23 is fixedly connected to one end of the air intake pipe 21, and the second mounting seat 23 is located between the dust screen 9 and the heating ring 22, a second motor 24 is fixedly connected to the middle of the second mounting seat 23, and the output end of the second motor 24 faces the heating ring 22, and a second fan blade 25 is fixedly connected to the output end of the second motor 24, the first exhaust pipe 4, the first accelerating tube 6 and the second accelerating tube 8 are all fixedly connected to the first mounting seat 10 in the middle, the first mounting seat 10 is all fixedly connected to the first motor 11 in the middle, and the output end of the first motor 11 faces the end of the second accelerating tube 8 away from the air washing bin 7, and the output of the first motor 11 faces the end of the second accelerating tube 8 away from the air washing bin 7, and the output of the first motor 11 The ends are fixedly connected with the first fan blade 12, the other end of the long ventilation tube 13 passes through the lower end of the washing bin 7, and passes through the sealing cover 20 to extend to the lower end of the water tank 19, the lower end of the short ventilation tube 14 passes through the sealing cover 20 and extends to the upper end of the water tank 19, the four side surfaces of the extended baffle 15 are fixedly connected with the fixing plate 16, the middle part of the extended baffle 15 is slidably connected with the water tank 19, the upper end of the water tank 19 is detachably connected with the sealing cover 20, two groups of second fixing strips 18 are slidably connected to the outer surface of one side of the water tank 19, and the first fixing strip 17 is slidably connected to the outer surface of the other side of the water tank 19, and two groups of card grooves are provided at the lower end of the first fixing strip 17, and the second fixing strips 18 are slidably connected inside the card grooves, and the upper ends of the first fixing strip 17 and the second fixing strip 18 are slidably connected to the surface of the fixing plate 16.

[0028] Working principle: Several exhaust structures 1 are installed at the upper and lower ends of the pig house. The exhaust structure 1 installed at the upper end can remove ammonia in the air, and the exhaust structure 1 installed at the lower end can remove hydrogen sulfide in the air. Fill the water tank 19 with water, install the sealing cover 20 on the upper end of the water tank 19, insert the water tank 19 into the middle of the extended baffle 15, insert the long ventilation tube 13 and the short ventilation tube 14 into the sealing cover 20 and extend into the middle of the water tank 19, install two sets of second fixing strips 18 on the lower end of the water tank 19, and make the fixing plate 1 6 is inserted into the upper end of the second fixing bar 18, the first fixing bar 17 is installed on the other side of the water tank 19, the first fixing bar 17 is clamped on the second fixing bar 18 with the slots on both sides, and the fixing plate 16 is inserted into the upper end of the first fixing bar 17, so that the water tank 19 is fixed to the middle of the extension baffle 15, and the first fan blade 12 is driven to rotate by the first motor 11, so that the air is accelerated from the expansion pipe 3 into the middle of the first exhaust pipe 4, and enters the inside of the expansion air chamber 5 along the first exhaust pipe 4, and the air gathers inside the expansion air chamber 5, increasing, Afterwards, the first motor 11 and the first fan blade 12 in the middle of the first accelerating tube 6 accelerate the air in the middle of the expanded air chamber 5 from the inside of the first accelerating tube 6 along the long ventilation tube 13 into the inside of the water tank 19, and the ammonia and hydrogen sulfide in the air will be integrated into the water. Then the air will enter the middle of the second accelerating tube 8 from the short ventilation tube 14, and the first motor 11 and the first fan blade 12 in the middle of the second accelerating tube 8 will accelerate the air in the water to flow to the second accelerating tube 8. The three groups of first motors 11 and first fan blades 12 will accelerate the air flow speed, and at the same time, the air will be preliminarily treated to prevent harmful gases from entering the nature. A number of air intake structures 2 are installed at the lower end of the pig house, and the second fan blades 25 are driven to rotate by the second motor 24 to allow outside air to enter the inside of the pig house. In winter, the heating ring 22 is started to heat the air entering the pig house to prevent cold air from affecting the growth of pigs. The outside air is transported to the inside of the pig house through the air intake structure 2, so that the air inside the pig house forms a circulation to prevent the concentration of carbon dioxide and carbon monoxide inside the pig house from being too high.

[0029] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A pig house ventilation and deodorization device, comprising an exhaust structure (1) and an intake structure (2), characterized in that: The exhaust structure (1) comprises an expansion pipe (3), a first exhaust pipe (4), an expansion gas chamber (5), a first acceleration pipe (6), an air washing chamber (7) and a second acceleration pipe (8); an extension baffle (15) is fixedly connected to the lower end of the air washing chamber (7); both ends of the air washing chamber (7) are provided with truncated cone-shaped grooves, and the end with a smaller diameter of the groove faces the middle of the air washing chamber (7); one end of the interior of the air washing chamber (7) is fixedly connected to a long ventilation pipe (13); The other end of the air washing chamber (7) is fixedly connected to a short ventilation pipe (14), and one end of the long ventilation pipe (13) and the short ventilation pipe (14) are both fixed to the middle of the end with a smaller diameter of the groove, the middle of the long ventilation pipe (13) is connected to the groove at the same end, and the middle of the short ventilation pipe (14) is connected to the groove at the same end, and the end of the air washing chamber (7) close to the long ventilation pipe (13) is fixedly connected to a first accelerating pipe (6), and the middle of the first accelerating pipe (6) is connected to the air washing chamber. The gas washing chamber (7) is connected with a groove at one end thereof, the other end of the gas washing chamber (7) is fixedly connected with a second accelerating tube (8), the middle part of the second accelerating tube (8) is connected with the groove at the other end of the gas washing chamber (7), the end of the first accelerating tube (6) away from the gas washing chamber (7) is fixedly connected with an expanding gas chamber (5), and the middle part of the expanding gas chamber (5) is connected with the middle part of the first accelerating tube (6), the cross section of the end of the expanding gas chamber (5) facing the first accelerating tube (6) is in the shape of a truncated cone, the end of the expanding gas chamber (5) away from the first accelerating tube (6) is fixedly connected with a first exhaust pipe (4), the first exhaust pipe (4) is connected with the middle part of the expanding gas chamber (5), the end of the first exhaust pipe (4) away from the expanding gas chamber (5) is fixedly connected with an expanding tube (3), the middle part of the expanding tube (3) is connected with the middle part of the first exhaust pipe (4), and the end of the expanding tube (3) away from the first exhaust pipe (4) is fixedly connected with a dustproof net (9).

2. A pig house ventilation and deodorization device according to claim 1, characterized in that: The four side surfaces of the extension baffle (15) are fixedly connected to fixed plates (16), the middle of the extension baffle (15) is slidably connected to a water tank (19), and the upper end of the water tank (19) is detachably connected to a sealing cover (20).

3. A pig house ventilation and deodorization device according to claim 2, characterized in that: Two groups of second fixing strips (18) are slidably connected to the outer surface of one side of the water tank (19), and a first fixing strip (17) is slidably connected to the outer surface of the other side of the water tank (19). Two groups of slots are provided at the lower end of the first fixing strip (17), and the insides of the slots are respectively slidably connected to the second fixing strips (18), and the upper ends of the first fixing strip (17) and the second fixing strip (18) are both slidably connected to the surface of the fixing plate (16).

4. A pig house ventilation and deodorization device according to claim 3, characterized in that: The other end of the long ventilation tube (13) passes through the lower end of the air washing bin (7), passes through the sealing cover (20) and extends to the lower end inside the water tank (19), and the lower end of the short ventilation tube (14) passes through the sealing cover (20) and extends to the upper end inside the water tank (19).

5. The pig house ventilation and deodorization device according to claim 1, characterized in that: The first exhaust pipe (4), the first accelerating tube (6) and the second accelerating tube (8) are all fixedly connected to a first mounting seat (10) in the middle, the first mounting seat (10) is all fixedly connected to a first motor (11) in the middle, and the output end of the first motor (11) is all oriented toward an end of the second accelerating tube (8) away from the air washing chamber (7), and the output end of the first motor (11) is all fixedly connected to a first fan blade (12).

6. A pig house ventilation and deodorization device according to claim 1, characterized in that: The air intake structure (2) comprises an air intake pipe (21), a heating ring (22) is fixedly connected to the middle of the air intake pipe (21) by a plurality of bolts, a dust screen (9) is fixedly connected to one end of the air intake pipe (21), a second mounting seat (23) is fixedly connected to one end of the air intake pipe (21), and the second mounting seat (23) is located between the dust screen (9) and the heating ring (22), a second motor (24) is fixedly connected to the middle of the second mounting seat (23), and the output end of the second motor (24) faces the heating ring (22), and a second fan blade (25) is fixedly connected to the output end of the second motor (24).

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