CN113292154A - Intelligent control sludge reflux anaerobic reactor - Google Patents
Intelligent control sludge reflux anaerobic reactor Download PDFInfo
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- CN113292154A CN113292154A CN202110579643.6A CN202110579643A CN113292154A CN 113292154 A CN113292154 A CN 113292154A CN 202110579643 A CN202110579643 A CN 202110579643A CN 113292154 A CN113292154 A CN 113292154A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
- C02F3/2866—Particular arrangements for anaerobic reactors
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Abstract
The invention relates to an intelligent control sludge reflux anaerobic reactor which comprises a reactor tank body, a processor and a sedimentation tank, wherein a water distribution sludge discharge pipe is installed at the bottom of an inner cavity of the reactor tank body, the sedimentation tank is positioned at the lower part of a liquid horizontal plane of the reactor tank body, a water outlet device led out to the outside of the reactor tank body is arranged in the sedimentation tank close to the horizontal plane, a sludge reflux pipe is connected to the bottom of the sedimentation tank, the output end of the sludge reflux pipe is connected to the water inlet of the water distribution sludge discharge pipe, and the processor is installed outside the reactor tank body and used for carrying out online monitoring on sludge water in the sedimentation tank and controlling the discharge of the sludge reflux pipe. The sludge in the reactor is fully precipitated in a special sedimentation tank on the upper part, and then is matched with the sludge backflow system through an intelligent system, so that ideal precipitation and backflow effects are achieved, and the treatment efficiency and the effluent quality of the reactor are improved.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to an intelligent control sludge reflux anaerobic reactor.
Background
In the process of treating high-concentration organic wastewater by using the conventional anaerobic bioreactor, the TS concentration in the tank is high, and the contents of organic matters and anaerobic microorganisms in effluent are also high. Therefore, the effluent quality is reduced, the treatment efficiency of the reactor is reduced due to the reduction of anaerobic microorganisms in the tank, and microorganisms and organic matters are trapped.
At present, sludge intercepted by an anaerobic bioreactor can not completely return to the bottom of the reactor, can not participate in a complete treatment process again, and has poor effluent quality.
Disclosure of Invention
The invention aims to provide an intelligent control sludge reflux anaerobic reactor to solve the problems in the background technology.
In order to achieve the purpose, the technical scheme of the invention is as follows:
an intelligent control sludge reflux anaerobic reactor, which comprises a reactor tank body, a processor and a sedimentation tank, a water distribution sludge discharge pipe is arranged at the bottom of the inner cavity of the reactor tank body, a water inlet pump connected with the water inlet end of the water distribution sludge discharge pipe is arranged at one side of the bottom of the outer side of the reactor tank body, the other side of the bottom of the outer side of the reactor tank body is provided with a sludge discharge pipeline connected with the sludge outlet end of the water distribution sludge discharge pipe, the sedimentation tank is positioned at the lower part of the liquid level of the reactor tank body, a water outlet device led out to the outside of the reactor tank body is arranged in the sedimentation tank close to the level, the bottom of the interior of the sedimentation tank is connected with a sludge return pipe, the output end of the sludge return pipe is connected with the water inlet of the water distribution and sludge discharge pipe, the processor is arranged outside the reactor tank body, the sludge backflow pipe is used for carrying out online monitoring on the muddy water in the sedimentation tank and controlling the discharge of the sludge backflow pipe.
In the scheme, the sedimentation tank is of a conical shell structure and is arranged at the lower part of the liquid level of the reactor tank body through a bracket.
In the above scheme, the sedimentation tank is including deposiing skew wall and division board, it is equipped with two respectively to deposit skew wall and division board, and bilateral symmetry sets up, homonymy deposit the space between skew wall and the division board and constitute into the muddy water cavity, the both ends of deposiing skew wall and division board all through the scaffold weldment on the inner wall of the liquid horizontal plane lower part of the reactor jar body, it sets up at the inside slope of the reactor jar body respectively to deposit skew wall and division board.
In the above scheme, the sedimentation inclined wall is in an open shape, the partition plate is in a V-shaped closed structure, and the lowest end of the partition plate is communicated with the inlet of the sludge return pipe.
In the scheme, the space above the horizontal plane of the top of the inner cavity of the reactor tank body forms a gas chamber, and the top of the reactor tank body is provided with a biogas pipe connected with the gas chamber.
In the above scheme, an electric valve is installed on the pipe body of the sludge return pipe, which is positioned outside the reactor tank body, an online measuring element is installed inside the sedimentation tank, and the online measuring element and the electric valve are respectively connected with the processor.
In the above scheme, the output end of the water inlet pump is provided with a check valve, and the water inlet pump is respectively connected with the water distribution sludge discharge pipe and the sludge return pipe through the check valve.
In the above scheme, the water distribution sludge discharge pipe is provided with openings for discharging sludge water on the pipe body positioned inside the reactor tank body.
Compared with the prior art, the invention has the beneficial effects that: the upper part in the reactor is provided with a special sedimentation tank, a sludge backflow system is connected with the sedimentation tank, the backflow process is intelligently controlled by a processor, the optimal sludge backflow state is achieved, and the treatment effect and the effluent quality of the reactor are improved.
Drawings
The disclosure of the present invention is illustrated with reference to the accompanying drawings. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the invention. In the drawings, like reference numerals are used to refer to like parts. Wherein:
FIG. 1 is a schematic view of the overall structure of the present invention;
reference numbers in the figures: 1-a reactor tank; 2-a water inlet pump; 3-a check valve; 4-water distribution sludge discharge pipe; 5-a sludge discharge pipeline; 6-biogas pipe; 7-a water outlet device; 8-precipitation inclined wall; 9-a partition plate; 10-a processor; 11-an on-line measuring element; 12-an electrically operated valve; 13-a sludge return pipe; 14-a sedimentation tank; 15-a cement inlet cavity; 16-air chamber.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further described in detail with reference to the attached drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution to which the present invention relates.
According to the technical scheme of the invention, a plurality of alternative structural modes and implementation modes can be provided by a person with ordinary skill in the art without changing the essential spirit of the invention. Therefore, the following detailed description and the accompanying drawings are merely illustrative of the technical aspects of the present invention, and should not be construed as all of the present invention or as limitations or limitations on the technical aspects of the present invention.
The technical solution of the present invention is further described in detail with reference to the accompanying drawings and examples.
As shown in fig. 1, an intelligent control sludge reflux anaerobic reactor comprises a reactor tank 1, a processor 10 and a sedimentation tank 14, wherein a water distribution sludge discharge pipe 4 is installed at the bottom of an inner cavity of the reactor tank 1, the water distribution sludge discharge pipe 4 is uniformly provided with openings for discharging sludge water on a pipe body positioned inside the reactor tank 1, and wastewater is discharged from the bottom of the reactor tank 1 into a sludge bed of the reactor through the water distribution sludge discharge pipe 4.
The space above the horizontal plane of the top of the inner cavity of the reactor tank 1 forms a gas chamber 16, and the top of the reactor tank 1 is provided with a biogas pipe 6 connected with the gas chamber 16. After the mud-water mixed liquid is subjected to a fluidization reaction at the bottom of the reactor tank body 1, the sludge is decomposed by microorganisms, and generated methane bubbles rise into the gas chamber 16 and are discharged from the methane pipe 6.
A water inlet pump 2 connected with the water inlet end of the water distribution sludge discharge pipe 4 is arranged at one side of the bottom of the outer side of the reactor tank body 1 and used for providing power for inputting waste water, and clean water can be introduced to clean the reactor tank body 1. The other side of the bottom of the outer side of the reactor tank body 1 is provided with a sludge discharge pipeline 5 connected with the sludge outlet end of the water distribution sludge discharge pipe 4, and the treated sludge can be discharged from the sludge discharge pipeline. As a preferred scheme, the output end of the water inlet pump 2 is provided with a check valve 3, and the water inlet pump 2 is respectively connected with a water distribution sludge discharge pipe 4 and a sludge return pipe 13 through the check valve 3 to prevent the backflow of muddy water or waste water.
The sedimentation tank 14 is positioned at the lower part of the liquid level of the reactor tank body 1, a water outlet device 7 led out to the outside of the reactor tank body 1 is arranged in the sedimentation tank 14 close to the level, and the water outlet device 7 can be a device for filtering clean water or a pipeline for leading out the clean water. The bottom of the interior of the sedimentation tank 14 is connected with a sludge return pipe 13, the output end of the sludge return pipe is connected with the water inlet of the water distribution sludge discharge pipe 4, and the sludge return pipe is used for recycling the sludge subjected to fluidization treatment and then entering the fluidization treatment for circulation and reciprocation.
In one embodiment, the sedimentation basin 14 is a conical shell-like structure, and the sedimentation basin 14 is mounted by brackets below the liquid level of the reactor tank 1.
For the sedimentation tank 14 with the conical shell shape, specifically, the sedimentation tank 14 comprises a sedimentation inclined wall 8 and a partition plate 9, the sedimentation inclined wall 8 and the partition plate 9 are respectively provided with two parts which are symmetrically arranged at two sides, a gap between the sedimentation inclined wall 8 and the partition plate 9 at the same side forms a water inlet sludge cavity 15, water and sludge can enter together, and natural sedimentation is realized. The two ends of the sedimentation inclined wall 8 and the partition plate 9 are welded on the inner wall of the lower part of the liquid level of the reactor tank body 1 through brackets, and can also be fixed on the inner wall of the reactor tank body 1 in a direct welding mode, and the sedimentation inclined wall 8 and the partition plate 9 are obliquely arranged in the reactor tank body 1 respectively, so that sludge sedimentation is facilitated.
Preferably, the tapered inclined sedimentation wall 8 is configured to be open, such as a funnel-shaped structure, and the tapered partition plate 9 is configured to be a V-shaped closed structure, and the lowest end of the tapered partition plate is communicated with the inlet of the sludge return pipe 13. Thus, the sedimentation inclined wall 8 and the partition plate 9 are respectively arranged in the reactor tank 1 in an inclined manner, so that sludge can be conveniently sedimentated and then enter the sludge return pipe 13.
In the scheme, the processor 10 adopts a PLC system, and the processor 10 is installed outside the reactor tank body 1 and used for carrying out online monitoring on the muddy water in the sedimentation tank 14 and controlling the discharge of the sludge return pipe 13. An electric valve 12 is arranged on a pipe body of the sludge return pipe 13 positioned outside the reactor tank body 1, an online measuring element 11 is arranged inside the sedimentation tank 14, and the online measuring element 11 can be a water quality detector and a water quality sensor, such as a COD water quality detection sensor. The line measuring element 11 and the electric valve 12 are respectively connected with the processor 10, so that the online monitoring of the muddy water in the sedimentation tank 14 by the line measuring element 11 is facilitated, and the discharge of the sludge return pipe 13 is controlled by the electric valve 12.
The wastewater enters a water distribution sludge discharge pipe 4 at the bottom of the reactor tank body 1 through a water inlet pump 2, the wastewater is cleaned and treated by a sludge bed at the bottom of the reactor and flows upwards, and the generated biogas Ug rises to a gas chamber 16 and is output to the outside for recycling through a biogas pipe 6. Water and mud in the reactor tank body 1 rise to a water inlet mud cavity 15 and enter a sedimentation tank 14, clear water rises after the mud is precipitated and is discharged by a water outlet device 7, the mud is precipitated to a mud return pipe 13 at the bottom of the sedimentation tank 14, enters an inlet pipe of waste water through an electric valve 12 and enters the bottom of the reactor through a water inlet pump 2, and the whole process of biological cleaning is carried out again. Wherein the sludge backflow process is intelligently controlled by an online measuring element 11, a processor 10 and an electric valve 12 (or a pump), thereby achieving the purposes of improving the treatment efficiency and the effluent quality of the reactor.
In the anaerobic reactor, an online measuring element 11 for monitoring COD (TS) is arranged at the bottom of an upper sedimentation tank 14, an electric signal is transmitted into a signal control electric valve 12 (or a pump) of a processor 10 after being processed, and the returned sludge enters a water distribution sludge discharge pipe 4 at the bottom of the reactor through a water inlet pump 12 so as to enter the reactor for anaerobic digestion reaction.
The technology is that a special sedimentation tank 14 is arranged at the upper part in the reactor, a sludge backflow system is connected with the sedimentation tank 14, the backflow process is intelligently controlled by a processor 10, the optimal sludge backflow state is achieved, and the treatment effect and the effluent quality of the reactor are improved. The technical device is suitable for treating high-concentration organic wastewater, and the treatment efficiency is improved by 5-15% compared with the prior art under the same condition.
The above-mentioned embodiments, objects, technical solutions and advantages of the present invention are further described in detail, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. The utility model provides an intelligent control mud backward flow anaerobic reactor which characterized in that: the device comprises a reactor tank body (1), a processor (10) and a sedimentation tank (14), wherein a water distribution sludge discharge pipe (4) is installed at the bottom of an inner cavity of the reactor tank body (1), a water inlet pump (2) connected with a water inlet end of the water distribution sludge discharge pipe (4) is installed at one side of the bottom of the outer side of the reactor tank body (1), a sludge discharge pipeline (5) connected with a sludge outlet end of the water distribution sludge discharge pipe (4) is installed at the other side of the bottom of the outer side of the reactor tank body (1), the sedimentation tank (14) is positioned at the lower part of a liquid level of the reactor tank body (1), a water outlet device (7) led out to the outside of the reactor tank body (1) is arranged in the sedimentation tank (14) close to the level, a sludge return pipe (13) is connected to the bottom of the sedimentation tank (14), the output end of the sludge return pipe is connected to a water inlet of the water distribution sludge discharge pipe (4), the treater (10) is arranged outside the reactor tank body (1) and is used for carrying out online monitoring on the muddy water in the sedimentation tank (14) and controlling the discharge of the sludge return pipe (13).
2. The intelligent control sludge recirculation anaerobic reactor according to claim 1, characterized in that: the sedimentation tank (14) is of a conical shell structure, and the sedimentation tank (14) is arranged on the lower part of the liquid level of the reactor tank body (1) through a support.
3. The intelligent control sludge recirculation anaerobic reactor according to claim 2, characterized in that: sedimentation tank (14) are including deposiing skew wall (8) and division board (9), it is equipped with two respectively to deposit skew wall (8) and division board (9), and bilateral symmetry sets up, the homonymy deposit the space between skew wall (8) and division board (9) and constitute into water mud chamber (15), the both ends of depositing skew wall (8) and division board (9) all through the scaffold weldment on the inner wall of the liquid horizontal plane lower part of the reactor jar body (1), deposit skew wall (8) and division board (9) and set up in the inside slope of the reactor jar body (1) respectively.
4. The intelligent control sludge recirculation anaerobic reactor according to claim 3, characterized in that: the sedimentation inclined wall (8) is in an open type, the partition plate (9) is in a V-shaped closed type structure, and the lowest end of the partition plate is communicated with an inlet of the sludge return pipe (13).
5. The intelligent control sludge recirculation anaerobic reactor according to claim 1, characterized in that: the space above the horizontal plane of the top of the inner cavity of the reactor tank body (1) forms a gas chamber (16), and the top of the reactor tank body (1) is provided with a biogas pipe (6) connected with the gas chamber (16).
6. The intelligent control sludge recirculation anaerobic reactor according to claim 1, characterized in that: the device is characterized in that an electric valve (12) is arranged on a pipe body of the sludge return pipe (13) positioned outside the reactor tank body (1), an online measuring element (11) is arranged inside the sedimentation tank (14), and the online measuring element (11) and the electric valve (12) are respectively connected with the processor (10).
7. The intelligent control sludge recirculation anaerobic reactor according to claim 1, characterized in that: the output end of the water inlet pump (2) is provided with a check valve (3), and the water inlet pump (2) is respectively connected with a water distribution sludge discharge pipe (4) and a sludge return pipe (13) through the check valve (3).
8. The intelligent control sludge recirculation anaerobic reactor according to claim 1, characterized in that: the water distribution sludge discharge pipe (4) is uniformly provided with openings for discharging sludge water on the pipe body positioned in the reactor tank body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110579643.6A CN113292154A (en) | 2021-05-26 | 2021-05-26 | Intelligent control sludge reflux anaerobic reactor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110579643.6A CN113292154A (en) | 2021-05-26 | 2021-05-26 | Intelligent control sludge reflux anaerobic reactor |
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| CN113292154A true CN113292154A (en) | 2021-08-24 |
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| CN202110579643.6A Withdrawn CN113292154A (en) | 2021-05-26 | 2021-05-26 | Intelligent control sludge reflux anaerobic reactor |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010155189A (en) * | 2008-12-26 | 2010-07-15 | Toshiba Corp | Water treatment method and apparatus |
| CN202430097U (en) * | 2012-01-15 | 2012-09-12 | 安徽中环环保科技有限公司 | Automatic adjustment system for efficient removal of organic pollutants |
| CN203474530U (en) * | 2013-08-27 | 2014-03-12 | 李声寿 | Self-circulation sludge bed reactor |
| CN109160688A (en) * | 2018-09-29 | 2019-01-08 | 广州火田环保设备工程有限公司 | A kind of Intellectualized sewage water processing equipment devices and methods therefor |
| CN210313698U (en) * | 2019-08-09 | 2020-04-14 | 上海庞科环境技术有限公司 | Anaerobic reactor |
| CN210528579U (en) * | 2019-07-31 | 2020-05-15 | 无锡荣成环保科技有限公司 | Anaerobic reactor equipped with sludge discharge backflushing system |
-
2021
- 2021-05-26 CN CN202110579643.6A patent/CN113292154A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010155189A (en) * | 2008-12-26 | 2010-07-15 | Toshiba Corp | Water treatment method and apparatus |
| CN202430097U (en) * | 2012-01-15 | 2012-09-12 | 安徽中环环保科技有限公司 | Automatic adjustment system for efficient removal of organic pollutants |
| CN203474530U (en) * | 2013-08-27 | 2014-03-12 | 李声寿 | Self-circulation sludge bed reactor |
| CN109160688A (en) * | 2018-09-29 | 2019-01-08 | 广州火田环保设备工程有限公司 | A kind of Intellectualized sewage water processing equipment devices and methods therefor |
| CN210528579U (en) * | 2019-07-31 | 2020-05-15 | 无锡荣成环保科技有限公司 | Anaerobic reactor equipped with sludge discharge backflushing system |
| CN210313698U (en) * | 2019-08-09 | 2020-04-14 | 上海庞科环境技术有限公司 | Anaerobic reactor |
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Application publication date: 20210824 |