Sewage organic waste gas centralized treatment tank

Abstract

The utility model discloses a sewage organic waste gas centralized treatment tank which comprises a sewage fermentation tank, a cover plate is arranged at the top end of the sewage fermentation tank, a pipeline is arranged at the top of the cover plate, a spraying cabin is arranged at the tail end of the pipeline, and an annular water pipe is arranged on the outer surface of the spraying cabin above the pipeline. A plurality of nozzles are distributed on the inner side of the annular water pipe at equal intervals and extend into the spraying cabin from outside to inside, a gas conveying pipe is arranged at the top of the spraying cabin, an absorption and purification cabin is arranged at the top of the gas conveying pipe, and a fixing ring is arranged in the spraying cabin below the pipeline; and a filter element shell is detachably mounted in the fixing ring. By arranging a series of structures, the gas absorbent is prevented from being polluted by impurities such as dust doped in waste gas, so that the purification effect is not influenced, the waste of water resources is avoided, and the sewage and organic waste gas centralized treatment tank is more environment-friendly.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas treatment, in particular to a sewage organic waste gas centralized treatment tank. Background Art

[0002] During sewage treatment, organic waste gas will be produced in the sewage fermentation tank. Organic waste gas containing volatile organic compounds is one of the main sources of air pollution, which seriously affects the air quality, plant and animal growth and human health.

[0003] Most of the existing methods for treating organic waste gas use adsorption, which is to input the waste gas into a tank equipped with a gas absorbent for selective chemical reaction, thereby separating the pollutants from the airflow for treatment. However, the waste gas may contain impurities such as dust, which will cause certain pollution to the gas absorbent and affect the waste gas purification effect. Utility Model Content

[0004] The purpose of the utility model is to provide a sewage and organic waste gas centralized treatment tank to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a centralized treatment tank for sewage and organic waste gas, including a sewage fermentation tank, a cover plate is arranged on the top of the sewage fermentation tank, a pipe is arranged on the top of the cover plate, a spray cabin is arranged at the end of the pipe, an annular water pipe is arranged on the outer surface of the spray cabin above the pipe, a plurality of nozzles are equidistantly arranged on the inner side of the annular water pipe, and the plurality of nozzles extend from the outside to the inside to the inside of the spray cabin, an air supply pipe is arranged on the top of the spray cabin, and an absorption purification cabin is arranged on the top of the air supply pipe.

[0006] Preferably, a fixing ring is provided inside the spray cabin below the pipeline, a filter element housing is detachably installed inside the fixing ring, a filter element is detachably installed inside the filter element housing, the fixing ring is a semicircular arc-shaped component, a protruding annular pad is provided at the inner bottom of the fixing ring to limit the filter element housing and prevent the filter element housing from falling, the filter element housing is a cylindrical component with openings at both ends, a annular pad is provided at the inner bottom of the filter element housing to limit the filter element, and the shape of the filter element is adapted to the filter element housing.

[0007] Preferably, a movable shell is detachably installed on one side of the fixed ring, and two mounting brackets are provided at one side edge of the fixed ring and the movable shell. The movable shell has the same shape as the fixed ring and is connected to each other through the mounting bracket. When the filter element needs to be replaced, the movable shell is removed and the filter element shell is taken out to replace the filter element. The operation steps are simple and there is no need to disassemble the spray cabin.

[0008] Preferably, an exhaust passage is provided on the top of the absorption purification cabin, and a gas absorbent is arranged inside the absorption purification cabin. When the exhaust gas enters the absorption purification cabin, it will undergo a selective chemical reaction with the gas absorbent, thereby separating the pollutants from the airflow, and the separated and purified gas is discharged through the exhaust passage.

[0009] Preferably, a water circulation system is provided at the bottom of the spray cabin, and the top of the water circulation system is provided on one side of a circular water pipe. A water pump is included in the water circulation pipe. When the liquid is filtered by the filter element and falls to the bottom of the spray cabin, it is pumped by the water pump and transported to the nozzle for spraying to adsorb exhaust gas impurities and then filter, forming a cycle to avoid wasting water resources.

[0010] Preferably, three supporting legs are provided at the bottom ends of the spray cabin and the absorption purification cabin to support the spray cabin and the absorption purification cabin and ensure the stability of the centralized sewage and organic waste gas treatment tank.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] In this sewage and organic waste gas centralized treatment tank, the waste gas is output to the spray cabin through a pipeline. After entering the spray pipe, the waste gas is adsorbed by the liquid sprayed from the nozzle. The waste gas after dust removal is input into the absorption purification cabin through the gas pipe. The absorption purification cabin is equipped with a gas absorbent. When the waste gas enters the absorption purification cabin, it will undergo a selective chemical reaction with the gas absorbent, thereby separating the pollutants from the airflow. The separated and purified gas is discharged through the exhaust channel, which has the effect of efficient waste gas treatment and avoids the gas absorbent being contaminated by impurities such as dust mixed in the waste gas, thereby affecting the purification effect.

[0013] In this sewage and organic waste gas centralized treatment tank, the liquid that absorbs dust is filtered by the filter element and falls to the bottom of the spray cabin. It is pumped by the water pump in the water circulation pipe and transported to the nozzle for spraying to adsorb waste gas impurities again and then filter, forming a cycle, avoiding waste of water resources and making the sewage and organic waste gas centralized treatment tank more environmentally friendly. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the internal structure of the spray cabin of the utility model;

[0016] Figure 3 It is a schematic diagram of the structure of the movable shell of the utility model.

[0017] In the figure: 1. Sewage fermentation tank; 2. Spray cabin; 3. Movable shell; 4. Water circulation system; 5. Fixed ring; 6. Purification cabin; 7. Exhaust channel; 8. Air pipe; 9. Annular water pipe; 10. Pipeline; 11. Cover plate; 12. Filter element; 13. Nozzle; 14. Mounting bracket; 15. Filter element shell; 16. Support foot. DETAILED DESCRIPTION

[0018] 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.

[0019] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0020] like Figures 1 to 3 As shown, the present embodiment is a centralized treatment tank for organic waste gas from sewage, including a sewage fermentation tank 1, a cover plate 11 is provided at the top of the sewage fermentation tank 1, a pipe 10 is provided on the top of the cover plate 11, and a spray cabin 2 is provided at the end of the pipe 10. The sewage fermentation tank 1 generates waste gas when treating sewage, and the waste gas is output to the spray cabin 2 through the pipe 10 for treatment. An annular water pipe 9 is provided on the outer surface of the spray cabin 2 above the pipe 10, and a plurality of nozzles 13 are equidistantly arranged on the inner side of the annular water pipe 9, and the plurality of nozzles 13 extend from the outside to the inside to the inside of the spray cabin 2. After the waste gas enters the spray pipe, the liquid sprayed by the nozzle 13 absorbs dust, so as to prevent impurities and dust mixed in the waste gas from entering the absorption purification cabin 6 to pollute the configured gas absorbent and affect the purification effect. An air supply pipe 8 is provided on the top of the spray cabin 2, and an absorption purification cabin 6 is provided on the top of the air supply pipe 8. The air supply pipe 8 includes an exhaust fan to ensure that the gas can be input into the absorption purification cabin 6 according to a predetermined trajectory.

[0021] Specifically, a fixing ring 5 is provided inside the spray cabin 2 below the pipe 10, and a filter element housing 15 is detachably installed inside the fixing ring 5. A filter element 12 is detachably installed inside the filter element housing 15. The fixing ring 5 is a semicircular arc-shaped component, and a protruding arc-shaped pad is provided at the bottom of the inner side of the fixing ring 5 to limit the filter element housing 15 and prevent the filter element housing 15 from falling. The filter element housing 15 is a cylindrical component with openings at both ends, and an annular pad is provided at the bottom of the inner side of the filter element housing 15 to limit the filter element 12. The shape of the filter element 12 is adapted to the filter element housing 15.

[0022] Furthermore, a movable shell 3 is detachably installed on one side of the fixed ring 5, and two mounting brackets 14 are provided on one side edge of the fixed ring 5 and the movable shell 3. The movable shell 3 and the fixed ring 5 have the same shape and are connected to each other through the mounting brackets 14. When the filter element 12 needs to be replaced, the movable shell 3 is removed, and the filter element shell 15 is taken out to replace the filter element 12. The operation steps are simple and there is no need to disassemble the spray cabin 2.

[0023] Furthermore, an exhaust passage 7 is provided on the top of the absorption purification cabin 6, and a gas absorbent is arranged inside the absorption purification cabin 6. When the exhaust gas enters the absorption purification cabin 6, it will undergo a selective chemical reaction with the gas absorbent, thereby separating the pollutants from the airflow, and the separated and purified gas is discharged through the exhaust passage 7.

[0024] Furthermore, a water circulation system 4 is provided at the bottom of the spray cabin 2, and the top of the water circulation system 4 is provided on one side of the annular water pipe 9. The water circulation system 4 includes a water pump. When the liquid is filtered by the filter element 12 and falls to the bottom of the spray cabin 2, it is pumped by the water pump and transported to the nozzle 13 for spraying to adsorb exhaust gas impurities and then filter, forming a cycle to avoid wasting water resources.

[0025] Furthermore, three supporting legs 16 are provided at the bottom of the spray cabin 2 and the absorption purification cabin 6 to support the spray cabin 2 and the absorption purification cabin 6 and ensure the stability of the sewage and organic waste gas centralized treatment tank.

[0026] The method of using this embodiment is as follows: the electrical components appearing in this application are all connected to an external power supply when in use. When centralized treatment of sewage and organic waste gas is carried out, the waste gas is output to the spray cabin 2 through the pipe 10. After entering the spray pipe, the waste gas is adsorbed by the liquid sprayed from the nozzle 13 for dust adsorption. The waste gas after dust removal is input into the absorption purification cabin 6 by the exhaust fan included in the air supply pipe 8 to prevent impurities and dust mixed in the waste gas from entering the absorption purification cabin 6 and polluting the configured gas absorbent and affecting the purification effect. The absorption purification cabin 6 is equipped with a gas absorbent. When the waste gas enters the absorption purification cabin 6, it will undergo a selective chemical reaction with the gas absorbent, thereby separating the pollutants from the airflow. The separated and purified gas is discharged through the exhaust channel 7, and the liquid adsorbing the dust is filtered by the filter element 12 and falls to the bottom of the spray cabin 2. It is extracted by the water pump in the water circulation system 4 and transported to the nozzle 13 for spraying to adsorb the waste gas impurities again and then filter, forming a cycle to avoid wasting water resources.

[0027] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein with equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A centralized sewage and organic waste gas treatment tank, comprising a sewage fermentation tank (1), characterized in that: The sewage fermentation tank (1) is provided with a cover plate (11) at the top, a pipe (10) is provided on the top of the cover plate (11), a spray chamber (2) is provided at the end of the pipe (10), an annular water pipe (9) is provided on the outer surface of the spray chamber (2) above the pipe (10), a plurality of nozzles (13) are arranged at equal intervals on the inner side of the annular water pipe (9), and the plurality of nozzles (13) extend from the outside to the inside of the spray chamber (2), an air supply pipe (8) is provided on the top of the spray chamber (2), and an absorption purification chamber (6) is provided on the top of the air supply pipe (8).

2. A sewage and organic waste gas centralized treatment tank according to claim 1, characterized in that: A fixing ring (5) is provided inside the spray chamber (2) below the pipeline (10), a filter element housing (15) is detachably mounted inside the fixing ring (5), and a filter element (12) is detachably mounted inside the filter element housing (15).

3. A sewage and organic waste gas centralized treatment tank according to claim 2, characterized in that: A movable housing (3) is detachably mounted on one side of the fixing ring (5), and two mounting brackets (14) are provided at one side edge of each of the fixing ring (5) and the movable housing (3).

4. A sewage and organic waste gas centralized treatment tank according to claim 1, characterized in that: An exhaust passage (7) is provided on the top of the absorption and purification cabin (6).

5. The centralized sewage and organic waste gas treatment tank according to claim 1 is characterized by: A water circulation system (4) is arranged at the bottom of the spray chamber (2), and the top of the water circulation system (4) is arranged on one side of the annular water pipe (9).

6. The centralized sewage and organic waste gas treatment tank according to claim 1 is characterized by: The bottom ends of the spray cabin (2) and the absorption and purification cabin (6) are each provided with three supporting legs (16).

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