Exhaust device for bio-organic fertilizer fermentation tank

By setting up an air intake chamber, a combustion chamber, and a filter chamber in the exhaust device of the bio-organic fertilizer fermentation tank, and using an air blower and an electric spark to ignite the gas, combined with an exhaust fan to control the airflow, the problem of backburning of combustion gas is solved, and safe and efficient gas treatment is achieved.

CN223561496UActive Publication Date: 2025-11-18SHANGHAI NEW MATERIALS RES INST (HENAN) CO LTD
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Patent Information

Application Number
CN202423136890.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-19
Publication Date
2025-11-18
Estimated Expiration
2034-12-19

AI Technical Summary

Technical Problem

In existing bio-organic fertilizer fermentation tanks, the combustion chamber is directly connected to the air intake pipe in the exhaust system, which could cause the combustion gases to ignite the air intake pipe, posing a safety hazard.

Method used

An exhaust device was designed, comprising an intake chamber, a combustion chamber, and a filter chamber. A blower fan is used to send gas into the combustion chamber and ignite it. The gas is then ignited by an electric spark. After combustion, the gas is filtered in the filter chamber and discharged. A blower fan and an exhaust fan are provided to control the airflow direction and prevent the flame from spreading.

Benefits of technology

It effectively prevents flames from burning back into the air intake chamber, protects pipeline safety, and improves the safety of the exhaust device and the efficiency of gas treatment.

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Abstract

The utility model discloses an exhaust device for a bio-organic fertilizer fermentation tank, and belongs to the field of exhaust devices. Comprising an exhaust box; a gas inlet bin, a combustion bin and a filter bin are arranged in the exhaust box in the gas flowing direction; wherein an air blowing fan is arranged on the side wall of the air inlet bin, a ventilation opening is formed between the combustion bin and the air inlet bin, and electric sparks are arranged at the position, close to the ventilation opening, in the combustion bin; the filtering bin communicates with the combustion bin, and an exhaust fan is arranged at the outlet position of the filtering bin. The device has the beneficial effects that gas needing to be treated is blown to the combustion bin by the blowing fan, then electric sparks in the combustion bin strike fire, combustible methane in the gas can be combusted, then the combusted gas is blown to the filtering bin, and the gas is discharged out of the device after being filtered; according to the device, due to the use of the blowing fan, on one hand, gas can be blown to the combustion bin, on the other hand, combusted gas cannot be diffused into the gas inlet bin, flame is prevented from being combusted reversely along airflow, and a pipeline connected with the gas inlet bin can be protected.
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Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of biological organic fertilizer fermentation tank exhaust devices, belong to exhaust device field. BACKGROUND

[0002] Organic fertilizer fermentation strain is a kind of compound strain developed by high-tech biotechnology, can quickly decompose organic matter, with the advantages of less addition, powerful degradation of protein, short fermentation time, low cost, fermentation temperature is not limited, etc., can effectively kill harmful bacteria, insects, insect eggs, grass seeds in fermentation and degrade antibiotic residues etc. Rapid reproduction, strong vitality, safe and non-toxic and other characteristics. The gas during organic fertilizer fermentation has certain combustibility, needs to be discharged after using exhaust device to handle.

[0003] The utility model discloses a kind of biological organic fertilizer fermentation tank exhaust devices of Chinese utility model patent with application No.CN202122699942.1, by setting combustion chamber, combustion rod, solenoid valve and filter core barrel, gas can be eliminated inside combustible, avoid combustible gas to discharge, to improve the security of device exhaust gas.

[0004] But combustion bin 3 and gas inlet pipe are directly connected, and the gas of combustion can directly enter into gas inlet pipe, so that the gas in gas inlet pipe is ignited. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of biological organic fertilizer fermentation tank exhaust device, can effectively solve the above-mentioned problems.

[0006] To solve the above technical problems, the utility model is realized by the following technical solutions:

[0007] Including exhaust box 1;The exhaust box 1 is respectively provided with gas inlet bin 2, combustion bin 3 and filter bin 4 along the direction of gas flow;Wherein, the side wall of the gas inlet bin 2 is provided with air blowing fan 5, the combustion bin 3 is provided with air vent 6 between the gas inlet bin 2, and electric spark 7 is arranged in the combustion bin 3 close to the position of the air vent 6;The filter bin 4 is communicated with the combustion bin 3, and exhaust fan 8 is arranged at the outlet position of the filter bin 4.

[0008] Further: the air vent 6 position is provided with gas collecting nozzle 9, the overall shape of the gas collecting nozzle 9 is circular truncated cone, through the through hole is arranged in the middle, and the through hole is communicated with the air vent 6.

[0009] Further: the bottom of the combustion bin 3 is provided with collection box 10.

[0010] Further: the filter bin 4 is provided with granular plate 11 and activated carbon filter plate 12.

[0011] Further, the bottom of the air inlet bin 2 is provided with an air inlet pipe 13, and the air inlet pipe 13 is provided with an air inlet fan 14.

[0012] Further, the air blowing fan 5, the air inlet fan 14 and the air exhaust fan 8 are of the same type and have the same rotating speed.

[0013] Further, the upper end of the filter bin 4 is provided with an air outlet pipe 15, and the air outlet pipe 15 is connected with the air exhaust fan 8.

[0014] Beneficial effects are as follows:

[0015] The air inlet bin 2, the combustion bin 3 and the filter bin 4 in the device are communicated, the gas to be treated enters the air inlet bin 2, is blown to the combustion bin 3 by the air blowing fan 5, is ignited by the electric spark 7 in the combustion bin 3, the combustible methane in the gas is ignited, the combusted gas is blown to the filter bin 4, and is discharged after being filtered by the filter bin 4.

[0016] In the device, the air blowing fan 5 blows the gas to the combustion bin 3, and the combusted gas cannot spread to the air inlet bin 2, so that the flame cannot be burned back along the gas flow, and the pipeline connected with the air inlet bin 2 is protected. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to facilitate the description, the utility model is described in detail by the following specific implementation and drawings.

[0018] Figure 1 The figure is a structural schematic view of the utility model.

[0019] Mark explanation:

[0020] 1, exhaust box; 2, air inlet bin; 3, combustion bin; 4, filter bin; 5, air blowing fan; 6, air vent; 7, electric spark; 8, air exhaust fan; 9, gas collecting nozzle; 10, collecting box; 11, granular plate; 12, activated carbon filter plate; 13, air inlet pipe; 14, air inlet fan; 15, air outlet pipe. DETAILED DESCRIPTION

[0021] The embodiments of the utility model are described in detail below, and the examples of the embodiments are shown in the drawings. The embodiments described below with reference to the drawings are exemplary and are intended to explain the utility model, and cannot be understood as the limitation of the utility model.

[0022] It should be noted that in the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more than two; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0023] In addition, the terms "first", "second", "third" and the like are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0024] Meanwhile, in the description of the utility model, unless otherwise specified and limited, the terms "connected", "connected" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0025] Referring to Figure 1 An embodiment of the exhaust device for the biological organic fertilizer fermentation tank of the utility model,

[0026] The exhaust device comprises an exhaust box 1; an air inlet bin 2, a combustion bin 3 and a filter bin 4 are arranged in the exhaust box 1 along the gas flow direction; wherein the side wall of the air inlet bin 2 is provided with a blowing fan 5, a ventilation opening 6 is arranged between the air inlet bin 2 and the combustion bin 3, and an electric spark 7 is arranged in the combustion bin 3 close to the position of the ventilation opening 6; the filter bin 4 is communicated with the combustion bin 3, and an exhaust fan 8 is arranged at the outlet position of the filter bin 4.

[0027] The air inlet bin 2, the combustion bin 3 and the filter bin 4 in the device are communicated, the gas to be treated enters from the air inlet bin 2, and then is blown by the blowing fan 5 to the combustion bin 3, then the electric spark 7 in the combustion bin 3 is ignited, the combustible methane in the gas is ignited, then the combusted gas is blown to the filter bin 4, and the combusted gas is discharged after being filtered by the filter bin 4;

[0028] In the device, on the one hand, the gas can be blown to the combustion bin 3 by the blowing fan 5, and on the other hand, the combusted gas will not spread into the air inlet bin 2, preventing the flame from burning back along the gas flow, which can protect the pipeline connected with the air inlet bin 2.

[0029] The suction fan 8 is arranged at the outlet position of the filtering bin 4, which is consistent with the type of the blowing fan 5, and the rotating speed of the fan is same, when the suction fan 8 works, the gas in the filtering bin 4 can be sucked away, and the blowing fan 5 is cooperated to accelerate the flowing speed of the gas.

[0030] The air collecting nozzle 9 is arranged at the position of the vent 6, the overall shape of the air collecting nozzle 9 is circular truncated cone, the through hole is arranged in the middle, and the through hole is communicated with the vent 6.

[0031] The air collecting nozzle 9 in the device can reduce the pipe diameter of the airflow, accelerate the flowing speed of the airflow, and form the flame column after being ignited by the electric spark; on the other hand, the air collecting nozzle 9 can prevent the flame from spreading into the air inlet bin 2.

[0032] The bottom of the combustion bin 3 is provided with the collecting box 10.

[0033] The collecting box 10 in the device is used to collect the dust generated by combustion.

[0034] The particle board 11 and the activated carbon filter plate 12 are arranged in the filtering bin 4.

[0035] The particle board 11 in the device is mainly used to adsorb the dust generated by combustion, and the activated carbon filter plate 12 is used to adsorb the small particle impurities in the gas.

[0036] The air inlet pipe 13 is further arranged at the bottom of the air inlet bin 2, and the air inlet fan 14 is arranged in the air inlet pipe 13.

[0037] The air inlet pipe 13 in the device is mainly used to provide the gas to the air inlet bin 2, and the air inlet fan 14 is used to blow the gas in the air inlet pipe 13 into the air inlet bin 2.

[0038] The blowing fan 5, the air inlet fan 14 and the suction fan 8 are same in type, and the rotating speed of the fan is same when working.

[0039] In this way, from the air inlet to the air blowing and then to the air outlet, the flowing speed of the gas in the whole exhaust tank 1 can be balanced, and the gas treatment effect can be increased.

[0040] The air outlet pipe 15 is arranged at the upper end of the filtering bin 4, and the air outlet pipe 15 is connected with the suction fan 8.

[0041] Obviously, the above embodiments are only examples for clearly illustrating, and are not limitation to the embodiments. Other different forms of changes or variations can be made on the basis of the above description for the ordinary skilled in the art. All the embodiments do not need to be exhausted, and the obvious changes or variations derived therefrom are still within the protection scope of the utility model.

Claims

1. A bio-organic fertilizer fermentation tank exhaust device, characterized in that: Including exhaust tank (1), the exhaust tank (1) along the gas flow direction is provided with air inlet warehouse (2), combustion warehouse (3) and filter warehouse (4) respectively, wherein, the side wall of air inlet warehouse (2) is provided with air blowing fan (5), the combustion warehouse (3) and air inlet warehouse (2) are provided with air vent (6), and the position of air vent (6) is provided with electric spark (7) in combustion warehouse (3), filter warehouse (4) is communicated with combustion warehouse (3), and the outlet position of filter warehouse (4) is provided with exhaust fan (8).

2. The exhaust apparatus for a bio-organic fertilizer fermentation tank according to claim 1, characterized in that: The air vent (6) position is provided with gas collecting nozzle (9), the overall shape of gas collecting nozzle (9) is circular truncated cone, the middle is provided with through hole, and the through hole is communicated with the air vent (6).

3. The exhaust apparatus for a bio-organic fertilizer fermentation tank according to claim 2, characterized in that: The bottom of the combustion warehouse (3) is provided with a collection tank (10).

4. The exhaust apparatus for a bio-organic fertilizer fermentation tank according to claim 3, characterized in that: The filter warehouse (4) is provided with a particle board (11) and an activated carbon filter plate (12).

5. The exhaust apparatus for a bio-organic fertilizer fermentation tank according to claim 4, characterized in that: The bottom of the air inlet warehouse (2) is also provided with an air inlet pipe (13), and the air inlet pipe (13) is provided with an air inlet fan (14).

6. The exhaust apparatus for a bio-organic fertilizer fermentation tank according to claim 5, characterized in that: The blowing fan (5), the air inlet fan (14) and the exhaust fan (8) are of the same type, and the rotating speed of the fan is the same during work.

7. The exhaust apparatus for a bio-organic fertilizer fermentation tank according to claim 6, characterized in that: The upper end of the filter warehouse (4) is provided with an air outlet pipe (15), and the air outlet pipe (15) is connected with the exhaust fan (8).

Citation Information

Patent Citations

  • Exhaust device of bio-organic fertilizer fermentation tank

    CN216106672U