CN216997848U - Flocculent sludge counter-flow type anaerobic reaction system - Google Patents
Flocculent sludge counter-flow type anaerobic reaction system Download PDFInfo
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- CN216997848U CN216997848U CN202220752977.9U CN202220752977U CN216997848U CN 216997848 U CN216997848 U CN 216997848U CN 202220752977 U CN202220752977 U CN 202220752977U CN 216997848 U CN216997848 U CN 216997848U
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Abstract
The utility model provides a reverse-flow anaerobic reaction system for flocculent sludge, which comprises an anaerobic reactor, a water distributor, a jet disperser, a micro-bubble generator and a degassing device, wherein the anaerobic reactor is connected with the water distributor; the top of the anaerobic reactor is provided with a methane outlet; the water distributor is arranged at the top of the anaerobic reactor and is positioned above a water line in the anaerobic reactor; the jet disperser is arranged at the bottom of the anaerobic reactor, the micro bubble generator is arranged outside the anaerobic reactor, the jet disperser is connected with an outlet of the micro bubble generator through a first connecting pipe, and the jet disperser is connected with a methane outlet through a methane circulating pipe; the degassing device is arranged outside the anaerobic reactor and is provided with a waste water outlet; the degassing device is connected with the inside of the anaerobic reactor through a second connecting pipe, the degassing device is connected with the inside of the anaerobic reactor through a water outlet pipe, and the degassing device is connected with the microbubble generator through a third connecting pipe. The utility model has the advantages of high operation stability, low operation energy consumption and no waste gas generation.
Description
Technical Field
The utility model relates to a reverse-flow anaerobic reaction system for flocculent sludge.
Background
The wastewater treatment process containing high organic matters, high solid matters, high sulfate radicals and high ammonia nitrogen is complex and difficult, and the conventional anaerobic process is difficult to treat under the requirements of saving cost, saving occupied area, operating stability and the like. The COD of the wastewater is often as high as tens of thousands, the sulfate radical and ammonia nitrogen are as high as more than thousands, and simultaneously, the solid content is extremely high.
The prior art refers to the traditional gas stirring reactor, the gas stripping pipe of the reactor is supported and installed inside the reactor along the inner wall of the tank body, and the reactor is difficult to overhaul and needs to be integrally cleaned if the reactor is blocked.
There is therefore a need for improvements in existing reactors.
Based on this, this application provides a flocculent mud counter-current formula anaerobic reaction system, is particularly useful for containing the waste water treatment of high salt, high COD, high solid, high sulfate radical, the difficult anaerobism biochemistry of high ammonia nitrogen, the difficult anaerobism granule mud that forms.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a flocculent sludge counter-flow type anaerobic reaction system which has high operation stability, low operation energy consumption and no waste gas generation.
The technical scheme provided by the utility model is as follows:
a flocculent sludge counter-flow anaerobic reaction system, comprising:
the anaerobic reactor is provided with a methane outlet at the top;
the water distributor is arranged at the top of the anaerobic reactor and is positioned above a water level line in the anaerobic reactor;
the jet flow disperser is arranged at the bottom of the anaerobic reactor;
the jet disperser is connected with an outlet of the micro-bubble generator through a first connecting pipe and is connected with a methane outlet through a methane circulating pipe;
a degasser disposed outside the anaerobic reactor, the degasser having a waste water outlet;
the degassing device is connected with the inside of the anaerobic reactor through a second connecting pipe, and one end of the second connecting pipe extending into the anaerobic reactor is positioned above the water level line in the anaerobic reactor;
the degassing device is connected with the inside of the anaerobic reactor through a water outlet pipe, and one end of the water outlet pipe extending into the anaerobic reactor is positioned below a water level line in the anaerobic reactor;
the degassing device is connected with the microbubble generator through a third connecting pipe.
Preferably, the water distributor is arranged in a tangential counterclockwise direction, and the jet disperser is arranged in a tangential clockwise direction.
Preferably, the biogas recycling device further comprises a biogas pressure stabilizing unit, an inlet of the biogas pressure stabilizing unit is connected with a biogas outlet through a fourth connecting pipe, an outlet of the biogas pressure stabilizing unit is connected with a biogas recycling connecting pipe, and a biogas circulating pipe is connected to the biogas recycling connecting pipe.
Preferably, a reflux pump is arranged on the third connecting pipe.
Preferably, a marsh gas water seal device is arranged at the marsh gas outlet.
Preferably, the water distributor is provided with a water inlet pipe, and a feed pump is arranged on the water inlet pipe.
Preferably, a sampler is arranged in the anaerobic reactor, and the sampler comprises a plurality of sampling tubes which are arranged in a layered manner along the height direction of the anaerobic reactor.
The utility model has the following beneficial effects:
the utility model has good operation stability for treating the wastewater containing high salt, high COD, high solid content, high sulfate radical, high ammonia nitrogen, difficult anaerobic biochemical treatment and difficult anaerobic granular sludge formation, and simultaneously has the advantages of low operation cost and low energy consumption.
Meanwhile, the utility model adopts a fully-closed design structure, and has the characteristics of no waste gas generation, small influence on the environment and the like.
The present invention will be described in further detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic view of example 1 of the present invention.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited to the specific embodiments disclosed below.
Example 1
The present embodiment provides a flocculent sludge counter-flow anaerobic reaction system, as shown in fig. 1, which comprises an anaerobic reactor 10, a water distributor 20, a jet disperser 30, a micro-bubble generator 40, a degasser 50, a biogas pressure stabilizing unit 60 and a sampler 70.
The anaerobic reactor 10 belongs to a steel normal pressure container, the steel tank top is adopted, the height of the steel tank top is 2-26 meters, the height of the steel tank top is vertically upward 16-28 meters, a biogas outlet 11 is arranged at the top of the anaerobic reactor 10, and a biogas water seal device 12 is arranged at the biogas outlet 11.
The water distributor 20 is disposed at the top of the anaerobic reactor 10, and the water distributor 20 is located above the water level line P in the anaerobic reactor 10, the water distributor 20 has a water inlet pipe 21, and the water inlet pipe 21 is provided with a feed pump 22.
The jet disperser 30 is arranged at the bottom of the anaerobic reactor 10;
preferably, the water distributor 20 is arranged along the tangential counterclockwise direction, and the jet disperser 30 is arranged along the tangential clockwise direction; preferably, the water distributor 20 is arranged in a tangential counterclockwise manner with uniform dispersion, and the jet disperser 30 is arranged in a tangential clockwise manner with uniform dispersion.
The microbubble generator 40 is arranged outside the anaerobic reactor 10, the jet disperser 30 is connected with the outlet of the microbubble generator 40 through a first connecting pipe L1, and the jet disperser 30 is connected with the biogas outlet 11 through a biogas circulating pipe L5;
the degassing device 50 is arranged outside the anaerobic reactor 10, and the degassing device 50 is provided with a waste water outlet 51;
the degassing device 50 is connected with the inside of the anaerobic reactor 10 through a second connecting pipe L2, one end of the second connecting pipe L2 extending into the anaerobic reactor 10 is located above the water level line P in the anaerobic reactor 10, the degassing device 50 is connected with the inside of the anaerobic reactor 10 through a water outlet pipe 80, one end of the water outlet pipe 80 extending into the anaerobic reactor 10 is located below the water level line P in the anaerobic reactor 10, and the degassing device 50 is connected with the microbubble generator 40 through a third connecting pipe L3.
Specifically, the third connection pipe L3 is provided with the return pump 52.
Further, an inlet of the biogas pressure stabilizing unit 60 is connected with the biogas outlet 11 through a fourth connecting pipe L4, wherein an outlet of the biogas pressure stabilizing unit 60 is connected with a biogas recycling connecting pipe L6, and the biogas circulating pipe L5 is connected to the biogas recycling connecting pipe L6.
The sampler 70 includes a plurality of sampling tubes 71 arranged in layers in the height direction of the anaerobic reactor 10.
The embodiment adopts a fully-closed design structure, has the characteristics of no waste gas generation, small environmental influence and the like, and particularly has good operation stability for treating waste water containing high salt, high COD, high solid content, high sulfate radical and high ammonia nitrogen, which is not easy to carry out anaerobic biochemical treatment and form anaerobic granular sludge.
The above mentioned matters are not related, and all the matters are applicable to the prior art.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that changes may be made without departing from the scope of the utility model, and it is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative and not in a limiting sense.
Claims (7)
1. A reverse-flow anaerobic reaction system for flocculent sludge is characterized by comprising:
the anaerobic reactor (10), the top of the anaerobic reactor (10) is provided with a methane outlet (11);
a water distributor (20) which is arranged at the top of the anaerobic reactor (10), and the water distributor (20) is positioned above the water level line in the anaerobic reactor (10);
a jet disperser (30) disposed at a bottom of the anaerobic reactor (10);
the microbubble generator (40) is arranged outside the anaerobic reactor (10), the jet disperser (30) is connected with an outlet of the microbubble generator (40) through a first connecting pipe (L1), and the jet disperser (30) is connected with the methane outlet (11) through a methane circulating pipe (L5);
a degassing device (50) disposed outside the anaerobic reactor (10), the degassing device (50) having a waste water outlet (51);
the degassing device (50) is connected with the inside of the anaerobic reactor (10) through a second connecting pipe (L2), and one end of the second connecting pipe (L2) extending into the anaerobic reactor (10) is positioned above the water level line in the anaerobic reactor (10);
the degassing device (50) is connected with the interior of the anaerobic reactor (10) through a water outlet pipe (80), and one end of the water outlet pipe (80) extending into the anaerobic reactor (10) is positioned below a water level line in the anaerobic reactor (10);
the degassing device (50) is connected to the microbubble generator (40) through a third connection pipe (L3).
2. The reverse-flow anaerobic reaction system for flocculent sludge according to claim 1, wherein said water distributor (20) is arranged in a tangential counterclockwise direction and said jet disperser (30) is arranged in a tangential clockwise direction.
3. The reverse-flow anaerobic reaction system for flocculent sludge according to claim 1, further comprising a biogas pressure stabilizing unit (60), wherein an inlet of the biogas pressure stabilizing unit (60) is connected with the biogas outlet (11) through a fourth connecting pipe (L4), wherein an outlet of the biogas pressure stabilizing unit (60) is connected with a biogas recycling connecting pipe (L6), and the biogas circulating pipe (L5) is connected to the biogas recycling connecting pipe (L6).
4. The reverse-flow anaerobic reaction system for flocculent sludge according to claim 1, wherein a reflux pump (52) is provided on said third connecting pipe (L3).
5. The flocculent sludge counter-flow anaerobic reaction system according to claim 1, wherein a biogas water seal (12) is arranged at the biogas outlet (11).
6. The flocculent sludge counter-flow anaerobic reaction system according to claim 1, wherein said water distributor (20) has a water inlet pipe (21), and a feed pump (22) is provided on said water inlet pipe (21).
7. The flocculent sludge counter-flow anaerobic reaction system according to claim 1, wherein a sampler (70) is provided in said anaerobic reactor (10), said sampler (70) comprising a plurality of sampling pipes (71) arranged in layers along a height direction of said anaerobic reactor (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220752977.9U CN216997848U (en) | 2022-03-31 | 2022-03-31 | Flocculent sludge counter-flow type anaerobic reaction system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220752977.9U CN216997848U (en) | 2022-03-31 | 2022-03-31 | Flocculent sludge counter-flow type anaerobic reaction system |
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| CN216997848U true CN216997848U (en) | 2022-07-19 |
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| CN202220752977.9U Active CN216997848U (en) | 2022-03-31 | 2022-03-31 | Flocculent sludge counter-flow type anaerobic reaction system |
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