CN214715676U - Air distribution device of biological filter bed - Google Patents
Air distribution device of biological filter bed Download PDFInfo
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- CN214715676U CN214715676U CN202120488198.8U CN202120488198U CN214715676U CN 214715676 U CN214715676 U CN 214715676U CN 202120488198 U CN202120488198 U CN 202120488198U CN 214715676 U CN214715676 U CN 214715676U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The utility model relates to the field of odor treatment, in particular to a biological filter bed gas distribution device, which comprises a box body, wherein a liquid storage cavity is arranged on the left side in the box body, a draught fan is arranged on the left side of the box body, and one end of a first gas pipe, which is far away from the draught fan, runs through the box body and vertically extends into the liquid storage cavity; a second gas pipe is arranged at the top end in the liquid storage cavity, penetrates through the right side of the liquid storage cavity and vertically extends into the deodorization cavity, and a soil layer, a ceramsite layer, a gravel layer and a support plate layer are arranged in the deodorization cavity; an air distribution cavity is arranged below the support plate layer, and an air distribution pipe communicated with a second air conveying pipe is horizontally arranged in the air distribution cavity; a liquid conveying pipe with a water pump is arranged at the bottom end inside the deodorization cavity, and one end of the liquid conveying pipe, which is far away from the water pump, extends vertically upwards and is communicated with the liquid distribution pipe; and the top end of the box body is provided with an air outlet pipe communicated with the deodorization cavity. The utility model discloses simple structure, the cost is low, the working costs is low, convenient to use, and deodorization is efficient.
Description
Technical Field
The utility model relates to an odor treatment field specifically is biological filter bed gas distribution device.
Background
Along with the improvement of the living standard of people, the requirement on the environmental quality is higher and higher, the pollution caused by malodorous gas is more sensitive, in recent years, various odor treatment technologies are continuously developed in practical application, such as adsorption, absorption, incineration, catalytic combustion, chemical oxidation, biological and ecological treatment and other methods, wherein a device for treating malodorous gas by using a biological filter bed has a huge application prospect in China. However, the existing biological filter bed deodorization equipment has high cost, high operating cost, large occupied area and complex operation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a biological filter bed gas distribution device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the biological filter bed gas distribution device comprises a box body, wherein a liquid storage cavity and a deodorization cavity are arranged in the box body, the liquid storage cavity is arranged on the left side in the box body, an induced draft fan is arranged on the left side of the box body, the input end of the induced draft fan is connected with a gas inlet pipe, the output end of the induced draft fan is connected with a first gas pipe with a first control valve, one end, far away from the induced draft fan, of the first gas pipe penetrates through the box body and vertically extends into the liquid storage cavity, nutrient solution is stored in the liquid storage cavity, and the liquid level of the nutrient solution is higher than the gas outlet end of the first gas pipe; a second gas pipe is arranged at the top end in the liquid storage cavity, penetrates through the right side of the liquid storage cavity and vertically extends into the deodorization cavity, the deodorization cavity is sequentially provided with a soil layer, a ceramsite layer, a gravel layer and a support plate layer from top to bottom, and a plurality of vent holes are uniformly formed in the support plate layer; an air distribution cavity is arranged below the support plate layer, an air distribution pipe is horizontally arranged in the air distribution cavity, and the air distribution pipe is communicated with an air outlet end of the second air conveying pipe; a liquid conveying pipe with a water pump is arranged at the bottom end inside the deodorization cavity, one end of the liquid conveying pipe close to the water pump penetrates through the left side of the deodorization cavity and horizontally extends into the bottom end of the liquid storage cavity, one end of the liquid conveying pipe far away from the water pump vertically extends upwards and is communicated with a liquid distribution pipe, and the liquid distribution pipe is horizontally arranged above the soil layer; the box top is provided with the outlet duct with deodorization chamber intercommunication, the box left side is provided with the feed liquor pipe of taking the second control valve with the stock solution chamber intercommunication, the bottom of box is provided with the drain pipe of taking the third control valve with deodorization chamber intercommunication.
Preferably, the drain pipe is vertically arranged at the bottom end of the box body, and the top end of the drain pipe is communicated with the air distribution cavity.
Preferably, the liquid inlet pipe is horizontally arranged at the left side of the box body, and the output end of the liquid inlet pipe extends into the liquid storage cavity; the output end of the liquid inlet pipe is higher than the liquid level of the nutrient solution in the liquid storage cavity.
Preferably, the left side of stock solution chamber is provided with the observation window, the observation window adopts transparent toughened glass to make and forms.
Preferably, the input end of the second air conveying pipe is funnel-shaped, and the input end of the second air conveying pipe vertically faces downwards and is higher than the liquid level of the nutrient solution.
Preferably, a plurality of air distribution holes are formed in the top end of the air distribution pipe at equal intervals; the bottom of cloth liquid pipe is equidistant to be provided with a plurality of shower nozzles, the shower nozzle is perpendicular with cloth liquid pipe.
Preferably, the supporting plate layer is a porous plate with good bearing performance, and through holes in the porous plate are used as air holes; the diameter of the gravel in the gravel layer is larger than that of the air holes in the support plate layer.
Preferably, the filler of the soil layer is formed by combining soil, rotten wood blocks, coal slag, dehydrated sludge, peat blocks, bark and limestone.
Compared with the prior art, the beneficial effects of the utility model are that: through the nutrient solution in the stock solution intracavity and the gravel layer in the deodorization intracavity, the haydite layer, the cooperation of soil horizon, the completion is to foul gas deodorization, wherein foul gas at first lets in the nutrient solution, make the multiple pollutant in the foul gas dissolve in the nutrient solution, foul gas rethread second gas-supply pipe through the nutrient solution leads to the deodorization chamber, each layer in the deodorization intracavity adsorbs deodorization to foul gas, at last spray the nutrient solution that contains multiple pollutant at the soil horizon, make cultivates the microorganism to the odor causing material in the soil horizon, this microorganism can constantly decompose odor causing matter, accomplish final deodorization. The utility model discloses simple structure, cost are low, the working costs is low, area is little, easy operation, and deodorization efficiency is high.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the local enlarged structure of the middle air distribution pipe of the present invention.
In the figure: 1. a box body; 2. a liquid storage cavity; 3. a deodorization cavity; 4. an induced draft fan; 5. an air inlet pipe; 6. a first control valve; 7. a first gas delivery pipe; 8. a nutrient solution; 9. a second control valve; 10. a liquid inlet pipe; 11. a second gas delivery pipe; 12. an air distribution pipe; 13. an air distribution cavity; 14. supporting the slab layer; 15. a gravel layer; 16. a ceramic layer; 17. a soil layer; 18. a liquid distribution pipe; 19. an air outlet pipe; 20. distributing air holes; 21. a water pump; 22. a transfusion tube; 23. a third control valve; 24. and a water discharge pipe.
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 should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-2, the present invention provides a technical solution: the air distribution device of the biological filter bed comprises a box body 1, wherein a liquid storage cavity 2 and a deodorization cavity 3 are arranged in the box body 1, the liquid storage cavity 2 is arranged on the left side in the box body 1, an induced draft fan 4 is arranged on the left side of the box body 1, an air inlet pipe 5 is connected to the input end of the induced draft fan 4, a first air conveying pipe 7 with a first control valve 6 is connected to the output end of the induced draft fan 4, one end, far away from the induced draft fan 4, of the first air conveying pipe 7 penetrates through the box body 1 and vertically extends into the liquid storage cavity 2, nutrient solution 8 is stored in the liquid storage cavity 2, and the liquid level of the nutrient solution 8 is higher than the air outlet end of the first air conveying pipe 7; a second gas pipe 11 is arranged at the top end inside the liquid storage cavity 2, the second gas pipe 11 penetrates through the right side of the liquid storage cavity 2 and vertically extends into the deodorization cavity 3, the deodorization cavity 3 is sequentially provided with a soil layer 17, a ceramsite layer 16, a gravel layer 15 and a support plate layer 14 from top to bottom, and a plurality of air holes are uniformly formed in the support plate layer 14; an air distribution cavity 13 is arranged below the support plate layer 14, an air distribution pipe 12 is horizontally arranged in the air distribution cavity 13, and the air distribution pipe 12 is communicated with the air outlet end of the second air conveying pipe 11; the bottom end in the deodorization cavity 3 is provided with a liquid conveying pipe 22 with a water pump 21, one end of the liquid conveying pipe 22 close to the water pump 21 penetrates through the left side of the deodorization cavity 3 and horizontally extends into the bottom end of the liquid storage cavity 2, one end of the liquid conveying pipe 22 far away from the water pump 21 vertically extends upwards and is communicated with a liquid distribution pipe 18, and the liquid distribution pipe 18 is horizontally arranged above the soil layer 17; the top of box 1 is provided with outlet duct 19 with deodorization chamber 3 intercommunication, box 1 left side is provided with the feed liquor pipe 10 of taking second control valve 9 with stock solution chamber 2 intercommunication, the bottom of box 1 is provided with the drain pipe 24 of taking third control valve 23 with deodorization chamber 3 intercommunication.
Further, the drain pipe 24 is vertically arranged at the bottom end of the box body 1, and the top end of the drain pipe 24 is communicated with the air distribution cavity 13.
Further, the liquid inlet pipe 10 is horizontally arranged on the left side of the box body 1, the output end of the liquid inlet pipe 10 extends into the liquid storage cavity 2, and nutrient solution 8 is conveniently supplemented into the liquid storage cavity 2 through the liquid inlet pipe 10; the output end of the liquid inlet pipe 10 is higher than the liquid level of the nutrient solution 8 in the liquid storage cavity 2, so that the nutrient solution 8 is prevented from flowing back from the output end of the liquid inlet pipe 10.
Furthermore, an observation window is arranged on the left side of the liquid storage cavity 2 and is made of transparent toughened glass, the liquid level height of the nutrient solution 8 in the liquid storage cavity 2 can be conveniently observed through the observation window, and when the liquid level of the nutrient solution 8 is lower than the output end of the first gas pipe 7, the nutrient solution 8 can be conveniently supplemented in time; when the liquid level of the nutrient solution 8 is close to the output end of the liquid inlet pipe 10, the second control valve 9 can be closed in time to stop the injection of the nutrient solution 8.
Furthermore, the input end of the second gas pipe 11 is funnel-shaped, so that gas can enter the second gas pipe 11 through the funnel-shaped input end; the input end of the second gas pipe 11 is vertically downward and higher than the liquid level of the nutrient solution 8, so that the gas entering the second gas pipe 11 is treated by the nutrient solution 8, and meanwhile, the nutrient solution 8 can be prevented from entering the second gas pipe 11 through the input end of the second gas pipe 11.
Furthermore, a plurality of air distribution holes 20 are arranged at the top end of the air distribution pipe 12 at equal intervals, and the air to be treated can be conveniently and uniformly guided into the air distribution cavity 13 through the air distribution holes 20, so that the air can be uniformly dispersed in each layer in the deodorization cavity 3, and the adsorption effect of each layer is improved; the equidistant a plurality of shower nozzles that are provided with in bottom of cloth liquid pipe 18, the shower nozzle is perpendicular with cloth liquid pipe 18, is convenient for spray the nutrient solution 8 that will dissolve the pollutant on the surface of soil horizon 17 through this shower nozzle for cultivate the microorganism to the smelly material in the soil horizon 17, and then can decompose smelly material through this microorganism, reach deodorant effect.
Furthermore, the supporting plate layer 14 is a porous plate with good bearing performance, and through holes on the porous plate are taken as air holes; the diameter of the gravels in the gravel layer 15 is larger than that of the ventilation holes on the support plate layer 14.
Further, the filler of the soil layer 17 is formed by combining soil, rotten wood blocks, coal slag, dehydrated sludge, peat blocks, barks and limestone.
The working principle is as follows: during the use, in leading-in draught fan 4 of foul gas that will need to handle through intake pipe 5, in foul gas is the nutrient solution 8 of leading-in stock solution chamber 2 under the effect of draught fan 4, multiple pollutant among the foul gas is dissolved in nutrient solution 8, lead to deodorization chamber 3 through nutrient solution 8 foul gas rethread second gas-supply pipe 11, each layer in deodorization chamber 3 adsorbs deodorization to foul gas, take out nutrient solution 8 that will dissolve multiple pollutant from stock solution chamber 2 under the effect of water pump 21 at last, and through the even surface of spraying at soil horizon 17 of the shower nozzle on liquid distribution pipe 18, nutrient solution 8 that dissolve multiple pollutant permeate soil horizon 17 in, cultivate the microorganism to the odor causing material in the soil horizon 17, this microorganism can constantly decompose odor causing, accomplish final deodorization, gas after the deodorization discharges through outlet duct 19.
Wherein, stock solution chamber 2 left side is provided with the observation window, is convenient for observe the liquid level height of stock solution 2 interior nutrient solution 8 through this observation window to in time supply appropriate amount nutrient solution 8 for in the stock solution chamber 2 through feed liquor pipe 10, ensure the continuity of deodorization operation. In addition, the malodorous gas treated by the nutrient solution 8 in the liquid storage cavity 2 is wetted, so that the odor-causing substances in the malodorous gas are more easily adsorbed by the gravel layer 14, the ceramsite layer 15 and the soil layer 17 in the deodorization cavity 3, and the adsorption and deodorization effects of all layers are improved; the drain pipe 24 is convenient for discharging part of the liquid when the liquid in the later stage deodorization chamber 3 is excessive, and ensures the normal operation of the deodorization chamber 3.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The biological filter bed gas distribution device is characterized by comprising a box body (1), wherein a liquid storage cavity (2) and a deodorization cavity (3) are arranged in the box body (1), the liquid storage cavity (2) is arranged on the left side inside the box body (1), a draught fan (4) is arranged on the left side of the box body (1), an air inlet pipe (5) is connected to the input end of the draught fan (4), a first gas conveying pipe (7) with a first control valve (6) is connected to the output end of the draught fan (4), one end, far away from the draught fan (4), of the first gas conveying pipe (7) penetrates through the box body (1) and vertically extends into the liquid storage cavity (2), nutrient solution (8) is stored in the liquid storage cavity (2), and the liquid level of the nutrient solution (8) is higher than the gas outlet end of the first gas conveying pipe (7); a second gas pipe (11) is arranged at the top end inside the liquid storage cavity (2), the second gas pipe (11) penetrates through the right side of the liquid storage cavity (2) and vertically extends into the deodorization cavity (3), the deodorization cavity (3) is sequentially provided with a soil layer (17), a ceramsite layer (16), a gravel layer (15) and a support plate layer (14) from top to bottom, and a plurality of air holes are uniformly formed in the support plate layer (14); an air distribution cavity (13) is arranged below the support plate layer (14), an air distribution pipe (12) is horizontally arranged in the air distribution cavity (13), and the air distribution pipe (12) is communicated with the air outlet end of the second air conveying pipe (11); an infusion tube (22) with a water pump (21) is arranged at the bottom end inside the deodorization cavity (3), one end of the infusion tube (22) close to the water pump (21) penetrates through the left side of the deodorization cavity (3) and horizontally extends into the bottom end of the liquid storage cavity (2), one end of the infusion tube (22) far away from the water pump (21) vertically extends upwards and is communicated with a liquid distribution tube (18), and the liquid distribution tube (18) is horizontally arranged above the soil layer (17); the improved deodorization device is characterized in that an air outlet pipe (19) communicated with the deodorization cavity (3) is arranged at the top end of the box body (1), a liquid inlet pipe (10) communicated with the liquid storage cavity (2) and provided with a second control valve (9) is arranged on the left side of the box body (1), and a drain pipe (24) communicated with the deodorization cavity (3) and provided with a third control valve (23) is arranged at the bottom end of the box body (1).
2. The biofilter bed aeration apparatus of claim 1, wherein: the drain pipe (24) is vertically arranged at the bottom end of the box body (1), and the top end of the drain pipe (24) is communicated with the air distribution cavity (13).
3. The biofilter bed aeration apparatus of claim 1, wherein: the liquid inlet pipe (10) is horizontally arranged on the left side of the box body (1), and the output end of the liquid inlet pipe (10) extends into the liquid storage cavity (2); the output end of the liquid inlet pipe (10) is higher than the liquid level of the nutrient solution (8) in the liquid storage cavity (2).
4. The biofilter bed aeration apparatus of claim 1, wherein: the left side of stock solution chamber (2) is provided with the observation window, the observation window adopts transparent toughened glass preparation to form.
5. The biofilter bed aeration apparatus of claim 1, wherein: the input end of the second gas pipe (11) is arranged in a funnel shape, and the input end of the second gas pipe (11) vertically faces downwards and is higher than the liquid level of the nutrient solution (8).
6. The biofilter bed aeration apparatus of claim 1, wherein: a plurality of air distribution holes (20) are formed in the top end of the air distribution pipe (12) at equal intervals; the bottom of the liquid distribution pipe (18) is provided with a plurality of spray heads at equal intervals, and the spray heads are perpendicular to the liquid distribution pipe (18).
7. The biofilter bed aeration apparatus of claim 1, wherein: the supporting plate layer (14) adopts a porous plate with good bearing performance, and through holes on the porous plate are taken as air holes; the diameter of the gravels in the gravel layer (15) is larger than that of the air holes on the support plate layer (14).
8. The biofilter bed aeration apparatus of claim 1, wherein: the filler of the soil layer (17) is formed by combining soil, rotten wood blocks, coal slag, dehydrated sludge, peat blocks, tree barks and limestone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120488198.8U CN214715676U (en) | 2021-03-08 | 2021-03-08 | Air distribution device of biological filter bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120488198.8U CN214715676U (en) | 2021-03-08 | 2021-03-08 | Air distribution device of biological filter bed |
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| Publication Number | Publication Date |
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| CN214715676U true CN214715676U (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120488198.8U Active CN214715676U (en) | 2021-03-08 | 2021-03-08 | Air distribution device of biological filter bed |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114307622A (en) * | 2022-01-04 | 2022-04-12 | 深圳市腾浪再生资源发展有限公司 | Biological filter bed exhaust gas purification device |
-
2021
- 2021-03-08 CN CN202120488198.8U patent/CN214715676U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114307622A (en) * | 2022-01-04 | 2022-04-12 | 深圳市腾浪再生资源发展有限公司 | Biological filter bed exhaust gas purification device |
| CN114307622B (en) * | 2022-01-04 | 2022-10-11 | 深圳市腾浪再生资源发展有限公司 | Biological filter bed exhaust gas purification device |
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