Breeding air deodorization device with sodium hypochlorite circulation

Abstract

The utility model relates to a sodium hypochlorite circulating aquaculture air deodorization device. The device structurally comprises a sodium hypochlorite electrolytic cell with a conductivity sensor arranged at a liquid inlet and a first hypochlorite ion sensor arranged at a liquid outlet; the second flow adjusting mechanism is connected to a liquid outlet of the sodium hypochlorite electrolytic cell, the third one-way valve is connected to a downstream pipeline of the second flow adjusting mechanism, and the spraying heads are connected with the third one-way valve; the second hypochlorite ion sensor is arranged on a main water inlet pipe of the spraying head; the bottom of the ventilation channel is provided with a collecting tank; an inlet of the buffer pool is communicated with the collecting tank, the circulating pump is communicated with an outlet of the buffer pool, and the third hypochlorite ion sensor is arranged on a pipeline between the buffer pool and the circulating pump; an inlet of the fourth one-way valve is communicated with an outlet of the circulating pump through a pipeline and is connected with the sprinkler head. The purposes of improving the utilization rate of the sodium hypochlorite and saving energy consumption are achieved through circulation of the sodium hypochlorite.

Description

Technical Field

[0001] The utility model relates to the technical field of deodorization, in particular to a breeding air deodorization device with sodium hypochlorite circulation. Background Art

[0002] During the breeding process, livestock manure and urine will emit odors. In addition, the decomposition of organic matter by microorganisms in the breeding farm on manure, urine, feed residues, etc. will also generate odors. Among these odors, ammonia, hydrogen sulfide, methanethiol, volatile fatty acids, aldehydes and ketones, etc. are the main odor components, which have a significant impact on the environment and air quality around the breeding farm.

[0003] Sodium hypochlorite, as a strong oxidant, can effectively deodorize. In the prior art, patent CN201921003352.7, a microacidic hypochlorous acid water classroom atomization disinfection and deodorization system, and patent CN202121867814.7, a deodorization device based on electrolysis method in an organic solid waste treatment workshop, provide devices for deodorization by electrolyzing to prepare sodium hypochlorite. During the sodium hypochlorite spray deodorization process, the sodium hypochlorite in the droplets cannot completely react, and an effective sodium hypochlorite circulation mechanism is not formed in the comparative document, resulting in a large waste of sodium hypochlorite. Since sodium hypochlorite is prepared by electrolysis, the waste of sodium hypochlorite is actually a waste of energy. Summary of the Utility Model

[0004] In order to solve the above technical problems or at least partially solve the above technical problems, the utility model provides a breeding air deodorization device with sodium hypochlorite circulation.

[0005] The utility model provides a breeding air deodorization device with sodium hypochlorite circulation, including: a sodium hypochlorite electrolytic cell with a conductivity sensor arranged at the liquid inlet and a first hypochlorite ion sensor arranged at the liquid outlet;

[0006] A second flow regulating mechanism connected to the liquid outlet of the sodium hypochlorite electrolytic cell, a third one-way valve connected to the downstream pipeline of the second flow regulating mechanism, and a plurality of spray heads connected to the third one-way valve;

[0007] A second hypochlorite ion sensor arranged on the total water inlet pipe of the spray heads;

[0008] An air duct with the spray heads arranged inside and a collection tank arranged at the bottom;

[0009] A buffer tank with an inlet communicating with the collection tank, a circulation pump communicating with the outlet of the buffer tank, and a third hypochlorite ion sensor arranged on the pipeline between the buffer tank and the circulation pump;

[0010] A fourth one-way valve with an inlet connected to the outlet of the circulation pump through a pipeline, and the fourth one-way valve is connected to the spray heads.

[0011] Further, the liquid inlet of the sodium hypochlorite electrolyzer is connected to a brine supply mechanism and a water replenishing mechanism.

[0012] Further, the brine supply mechanism includes: a brine storage structure for storing the brine for preparing sodium hypochlorite; a brine pump with an inlet connected to the brine storage structure through a pipeline; a first one-way valve connected to the outlet of the brine pump, and the first one-way valve is connected to the liquid inlet of the sodium hypochlorite electrolyzer through a pipeline, and the first one-way valve allows the brine to flow from the brine pump to the liquid inlet of the sodium hypochlorite electrolyzer.

[0013] Further, the water replenishing mechanism includes: a water replenishing tank, a water replenishing valve is arranged at the water outlet of the water replenishing tank, the water replenishing valve is connected to the upstream of a first flow regulating mechanism through a pipeline, and the first flow regulating mechanism includes: a first flow regulating valve and a first flow meter arranged on the downstream pipeline of the first flow regulating valve, the downstream of the first flow regulating valve is connected to a second one-way valve, and the second one-way valve is connected to the liquid inlet of the sodium hypochlorite electrolyzer.

[0014] Further, the second flow regulating mechanism includes: a second flow regulating valve and a second flow meter arranged on the downstream pipeline of the second flow regulating valve, and the downstream pipeline of the second flow regulating valve is connected to a third one-way valve.

[0015] Further, a filtering structure is arranged at the outlet of the buffer pool, and the filtering structure is used for filtering solid impurities in the liquid flowing out of the buffer pool.

[0016] Further, ammonia sensors and hydrogen sulfide sensors are arranged in the breeding farm for measuring the odor concentration in the breeding farm; a gas flow rate sensor is arranged in the ventilation duct.

[0017] Further, the buffer pool is provided with a waste liquid outlet, the waste liquid outlet is communicated with a waste liquid pool through a waste liquid valve, and an ammonium ion concentration sensor and a sulfide ion concentration sensor are arranged in the buffer pool.

[0018] The above technical solutions provided by the embodiments of the present invention have the following advantages compared with the prior art:

[0019] The structure of this application includes: a sodium hypochlorite electrolytic cell with a conductivity sensor at the liquid inlet and a first hypochlorite ion sensor at the liquid outlet; a second flow regulating mechanism connected to the liquid outlet of the sodium hypochlorite electrolytic cell, a third one-way valve connected to the downstream pipeline of the second flow regulating mechanism, and several spray heads connected to the third one-way valve. An air duct with spray heads inside and a collection tank at the bottom; a buffer pool with an inlet connected to the collection tank, a circulation pump connected to the outlet of the buffer pool, and a third hypochlorite ion sensor arranged on the pipeline between the buffer pool and the circulation pump; a fourth one-way valve with an inlet connected to the outlet of the circulation pump through a pipeline, and the fourth one-way valve is connected to the spray heads. This application deodorizes the gas passing through the air duct by spraying sodium hypochlorite, avoiding the pollution of the surrounding environment caused by the odor in the breeding farm, and improving the utilization rate of sodium hypochlorite and saving energy consumption through the circulation of sodium hypochlorite.

[0020] And the first hypochlorite ion sensor measures the concentration of hypochlorite ions flowing out of the sodium hypochlorite electrolytic cell. The second flow regulating valve is used to regulate the liquid outlet flow of the sodium hypochlorite electrolytic cell, supporting the control of the sodium hypochlorite output of the sodium hypochlorite electrolytic cell. The circulation pump supports providing power for the circulation of the collected liquid and controlling the flow rate during circulation. The third hypochlorite ion sensor is used to measure the concentration of hypochlorite ions in the circulating liquid, supporting the determination of the content of sodium hypochlorite in the circulating collected liquid. Cooperating with the second hypochlorite ion sensor arranged on the total water inlet pipe of the spray heads. It supports adjusting the proportion of the output of the sodium hypochlorite electrolytic cell and the circulating flow rate according to the demand for the content of sodium hypochlorite after mixing, the content of sodium hypochlorite output by the sodium hypochlorite electrolytic cell, and the content of sodium hypochlorite in the circulating collected liquid, ensuring that there is enough sodium hypochlorite for deodorization.

[0021] An ammonia sensor and a hydrogen sulfide sensor are arranged in the breeding farm to measure the odor concentration in the breeding farm; a gas flow rate sensor is arranged in the air duct. It supports calculating the amount of odor passing through the air duct per unit time by combining the odor concentration with the gas flow rate, and supports determining the required amount of sodium hypochlorite according to the amount of odor. Description of the Drawings

[0022] The drawings here are incorporated into the description and form a part of this description, showing the embodiments in line with the present utility model, and are used together with the description to explain the principles of the present utility model.

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, for those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0024] Figure 1Schematic diagram of a sodium hypochlorite circulation-based aquaculture air deodorization device provided by an embodiment of the present invention.

[0025] The reference numerals and their meanings in the figure are as follows:

[0026] 1. Brine storage tank, 2. Brine pump, 3. First one-way valve, 4. Conductivity sensor, 5. Sodium hypochlorite electrolyzer, 6. Electrolysis power supply, 7. First hypochlorite ion sensor, 8. Second flow regulating valve, 9. Second flowmeter, 10. Third one-way valve, 11. Second hypochlorite ion sensor, 12. Spraying head, 13. Buffer tank, 14. Third hypochlorite ion sensor, 15. Circulation pump, 16. Ventilation duct, 17. Waste liquid tank, 18. Fourth one-way valve, 19. Make-up water tank, 20. Make-up water valve, 21. First flowmeter, 22. Second one-way valve, 23. First flow regulating valve. Detailed implementation manners

[0027] To make the objectives, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are some, but not all, of the embodiments of the present invention. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0028] It should be noted that in this document, the term "comprising", "including" or any other variant thereof is intended to cover a non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements but also includes other elements not expressly listed, or further includes elements inherent to such process, method, article or device. Without further limitation, an element defined by the phrase "comprising one..." does not exclude the presence of additional identical elements in the process, method, article or device comprising the element.

[0029] Refer to Figure 1 As shown, an embodiment of the present invention provides a sodium hypochlorite circulation-based aquaculture air deodorization device, comprising:

[0030] A sodium hypochlorite electrolyzer 5;

[0031] A conductivity sensor 4 is provided at the liquid inlet of the sodium hypochlorite electrolyzer 5, and a first hypochlorite ion sensor 7 is provided at the liquid outlet of the sodium hypochlorite electrolyzer 5. The sodium hypochlorite electrolyzer 5 is electrically connected to an electrolysis power supply 6, and the electrolysis power supply 6 is connected to a frequency conversion circuit driver, and the frequency conversion circuit driver controls the electrolysis power of the electrolysis power supply. In the specific implementation process, the sodium hypochlorite electrolyzer 5 is redundantly designed.

[0032] A brine supply mechanism and a water replenishing mechanism connected to the liquid inlet of the sodium hypochlorite electrolyzer 5;

[0033] Among them, the brine supply mechanism includes: a brine storage structure 1 for storing brine for preparing sodium hypochlorite; a brine pump 2 whose inlet is connected to the brine storage structure 1 through a pipeline; a first check valve 3 connected to the outlet of the brine pump 2, and the first check valve 3 is connected to the liquid inlet of the sodium hypochlorite electrolyzer 5 through a pipeline. The first check valve 3 allows brine to flow from the brine pump to the liquid inlet of the sodium hypochlorite electrolyzer 5. The brine pump 2 extracts brine from the brine storage structure 1 and supplies it to the sodium chlorate electrolyzer 5.

[0034] The water replenishing mechanism includes: a water replenishing tank 19, the bottom of the water replenishing tank 19 is provided with a water outlet, and a water replenishing valve 20 is arranged at the water outlet of the water replenishing tank. The water replenishing valve 20 is connected to a first flow regulating mechanism through a pipeline. The first flow regulating mechanism includes: a first flow regulating valve 23 and a first flow meter 21 arranged on the downstream pipeline of the first flow regulating valve 23. The downstream pipeline of the first flow regulating valve 23 is connected to a second check valve 22. The first flow meter 21 is arranged between the first flow regulating valve 23 and the second check valve 22. The second check valve 22 communicates with the liquid inlet of the sodium hypochlorite electrolyzer 5, and the second check valve 22 allows liquid to flow to the liquid inlet of the sodium hypochlorite electrolyzer 5.

[0035] A second flow regulating mechanism connected to the liquid outlet of the sodium hypochlorite electrolyzer 5, a third check valve 10 connected to the downstream pipeline of the second flow regulating mechanism, and a plurality of spray heads 12 connected to the third check valve 10. The third check valve 10 allows liquid to flow from the sodium hypochlorite electrolyzer to the spray heads 12.

[0036] In the specific implementation process, the second flow regulating mechanism includes: a second flow regulating valve 8 and a second flow meter 9 arranged on the downstream pipeline of the second flow regulating valve 8. The downstream pipeline of the second flow regulating valve 8 is connected to a third check valve 10. The second flow meter 9 is arranged between the second flow regulating valve 8 and the third check valve 10. The first hypochlorite ion sensor 7 measures the concentration of hypochlorite ions flowing out of the sodium hypochlorite electrolyzer 5 to determine the concentration of sodium hypochlorite. The second flow regulating valve 8 is used to regulate the liquid outlet flow of the sodium hypochlorite electrolyzer 5, and can effectively control the output of sodium hypochlorite from the sodium hypochlorite electrolyzer 5.

[0037] A second hypochlorite ion sensor 11 arranged on the total water inlet pipe of the spray heads 12, and the second hypochlorite ion sensor 11 is used to measure the concentration of hypochlorite ions in the liquid flowing into the spray heads 12.

[0038] The spraying head 12 is arranged inside, and the ventilation duct 16 with a collection tank at the bottom is provided;

[0039] During the specific implementation process, the spraying head 12 is at the top of the ventilation duct 16. The ventilation duct 16 serves as a channel for the breeding farm to exhaust air to the outside, and an exhaust fan is arranged at the inlet of the ventilation duct 16. The collection tank collects the spilled liquid droplets.

[0040] The buffer pool 13 connected to the collection tank through a pipeline;

[0041] During the specific implementation process, the recycled liquid is accumulated through the buffer pool 13. A filtering structure is arranged at the outlet of the buffer pool 13 for filtering solid impurities in the liquid flowing out of the buffer pool.

[0042] The circulation pump 15 with its inlet connected to the outlet of the buffer pool 13 through a pipeline; The third hypochlorite ion sensor 14 arranged on the pipeline between the buffer pool 13 and the circulation pump 15; The fourth one-way valve 18 communicated with the outlet of the circulation pump 15, and the fourth one-way valve 18 is connected to the spraying head 12.

[0043] The circulation pump 15 provides power for the circulation of the collected liquid and controls the flow rate during circulation. The third hypochlorite ion sensor 14 is used to measure the concentration of hypochlorite in the circulating liquid and determine the content of sodium hypochlorite in the collected circulating liquid.

[0044] During the specific implementation process, the liquid sprayed by the spraying head 12 comes from two sources. One is the sodium hypochlorite electrolyzer 5, and the other is the recycled liquid containing sodium hypochlorite. The second hypochlorite ion sensor 11 detects the content of sodium hypochlorite after mixing, and adjusts the output ratio of the sodium hypochlorite electrolyzer 5 and the circulation flow rate according to the required content of sodium hypochlorite after mixing, the content of sodium hypochlorite output by the sodium hypochlorite electrolyzer, and the content of sodium hypochlorite in the collected circulating liquid, to ensure that there is enough sodium hypochlorite for deodorization.

[0045] During the specific implementation process, when the odor generated in the breeding farm is discharged to the outside through the ventilation duct 16, it is deodorized by the sodium hypochlorite sprayed by the spraying head 12. The collection tank collects the spilled liquid droplets, and the liquid droplets contain unreacted sodium hypochlorite. Recycling sodium hypochlorite for circulation saves resources.

[0046] An ammonia sensor and a hydrogen sulfide sensor are arranged in the breeding farm for measuring the odor concentration in the breeding farm; A gas flow rate sensor is arranged in the ventilation duct 16. The odor volume flowing through the ventilation duct 16 per unit time is calculated by combining the odor concentration with the gas flow rate, and the required amount of sodium hypochlorite is determined according to the odor volume.

[0047] The buffer pool 13 is provided with a waste liquid outlet, and the waste liquid outlet is communicated with the waste liquid pool 17 through a waste liquid valve. An ammonium ion concentration sensor and a sulfide ion concentration sensor are arranged in the buffer pool 13. When the ammonium ion concentration measured by the ammonium ion concentration sensor and the sulfide ion concentration sensor reaches the corresponding set threshold values, the waste liquid valve is opened to discharge the waste liquid into the waste liquid pool 17; and when the hypochlorite ion concentration measured by the third hypochlorite ion sensor 14 is lower than the corresponding set threshold value, the waste liquid valve is opened to discharge the waste liquid into the waste liquid pool 17.

[0048] In the embodiments provided by the present invention, it should be understood that the disclosed structure can be implemented in other ways. For example, the described structural embodiments are only illustrative. For example, the division of the units is only a logical function division. In actual implementation, there may be other division methods. For example, multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the shown or discussed couplings or direct couplings or communication connections between each other can be through some interfaces. The indirect couplings or communication connections of structures or units can be in electrical, mechanical or other forms.

[0049] The units described as separation components may or may not be physically separated. The components shown as units may or may not be physical units, that is, they can be located in one place or distributed to multiple network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0050] In addition, in each embodiment of the present invention, the functional units can be integrated in a processing unit, or each unit can exist physically alone, or two or more units can be integrated in one unit. The above-mentioned integrated units can be implemented in the form of hardware or in the form of software functional units.

[0051] The above are only specific embodiments of the present invention, enabling those skilled in the art to understand or implement the present invention. Various modifications to these embodiments will be obvious to those skilled in the art. The general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features claimed herein.

Claims

1. An air deodorizing device for aquaculture with a sodium hypochlorite circulation, characterized in that, Including: A sodium hypochlorite electrolyzer (5) with a conductivity sensor (4) provided at the liquid inlet and a first hypochlorite ion sensor (7) provided at the liquid outlet; A second flow regulating mechanism connected to the liquid outlet of the sodium hypochlorite electrolyzer (5), a third check valve (10) connected to the downstream pipeline of the second flow regulating mechanism, and several spray heads (12) connected to the third check valve (10); A second hypochlorite ion sensor (11) provided on the main water inlet pipe of the spray heads (12); An air duct (16) with the spray heads (12) arranged inside and a collection tank arranged at the bottom; A buffer tank (13) with its inlet communicating with the collection tank, a circulation pump (15) communicating with the outlet of the buffer tank (13), and a third hypochlorite ion sensor (14) arranged on the pipeline between the buffer tank (13) and the circulation pump (15); A fourth check valve (18) with its inlet connected to the outlet of the circulation pump (15) through a pipeline, and the fourth check valve (18) is connected to the spray heads (12).

2. The sodium hypochlorite circulation-based air deodorizing device for aquaculture according to claim 1, characterized in that, The liquid inlet of the sodium hypochlorite electrolyzer (5) is connected to a brine supply mechanism and a water replenishing mechanism.

3. The sodium hypochlorite circulation-based air deodorizing device for aquaculture according to claim 2, wherein The brine supply mechanism includes: a brine storage structure (1) for storing brine for preparing sodium hypochlorite; a brine pump (2) with its inlet connected to the brine storage structure (1) through a pipeline; a first check valve (3) connected to the outlet of the brine pump (2), and the first check valve (3) is connected to the liquid inlet of the sodium hypochlorite electrolyzer (5) through a pipeline, and the first check valve (3) allows brine to flow from the brine pump to the liquid inlet of the sodium hypochlorite electrolyzer (5).

4. The sodium hypochlorite circulation-based farming air deodorization device according to claim 2, wherein, The water replenishing mechanism includes: a water replenishing tank (19), a water replenishing valve (20) provided at the water outlet of the water replenishing tank (19), the water replenishing valve (20) is connected to the upstream of a first flow regulating mechanism through a pipeline, the first flow regulating mechanism includes: a first flow regulating valve (23) and a first flow meter (21) arranged on the downstream pipeline of the first flow regulating valve (23), the downstream of the first flow regulating valve (23) is connected to a second check valve (22), and the second check valve (22) is connected to the liquid inlet of the sodium hypochlorite electrolyzer (5).

5. The sodium hypochlorite circulation-based air deodorization device for aquaculture according to claim 1, characterized in that, The second flow regulating mechanism includes: a second flow regulating valve (8) and a second flow meter (9) arranged on the downstream pipeline of the second flow regulating valve (8), and the downstream pipeline of the second flow regulating valve (8) is connected to the third check valve (10).

6. The sodium hypochlorite circulating aquaculture air deodorization device according to claim 1, wherein A filtering structure is provided at the outlet of the buffer tank (13), and the filtering structure is used to filter solid impurities in the liquid flowing out of the buffer tank.

7. The sodium hypochlorite circulation-based air deodorization device for aquaculture according to claim 1, characterized in that An ammonia sensor and a hydrogen sulfide sensor are arranged in the breeding farm for measuring the odor concentration in the breeding farm; a gas flow rate sensor is arranged in the air duct (16).

8. The sodium hypochlorite cycle-based air deodorizing device for aquaculture according to claim 1, characterized in that, The buffer tank (13) is provided with a waste liquid outlet, the waste liquid outlet is connected to a waste liquid tank (17) through a waste liquid valve, and an ammonia ion concentration sensor and a sulfide ion concentration sensor are arranged in the buffer tank (13).

Images