CN213738773U

CN213738773U - Improved IC reactor

Info

Publication number: CN213738773U
Application number: CN202022564442.2U
Authority: CN
Inventors: 杨鹏坤; 黄什阳; 徐姣龙
Original assignee: Industry University Research Guangzhou Environmental Service Co ltd
Current assignee: Industry University Research Guangzhou Environmental Service Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-07-20
Anticipated expiration: 2030-11-09

Abstract

The utility model discloses an improved IC reactor, which comprises an anaerobic reactor barrel, wherein the bottom of the right wall of the anaerobic reactor barrel is connected with a water distribution pipeline in a penetrating way, one end of the water distribution pipeline, which is positioned outside the anaerobic reactor barrel, is fixedly connected with a water distributor, a lift pump is fixedly connected between the water distributor and the water distribution pipeline, a gas collector box is arranged at the middle position of the inner wall of the anaerobic reactor barrel in a specified way, a gas collecting pipe is fixedly arranged at the top of the gas collector box, a three-phase separator is fixedly arranged at the top of the inner wall of the anaerobic reactor barrel, and one end of the gas collecting pipe, which extends to the outside of the anaerobic reactor barrel, is fixedly connected with a gas-liquid separation tank. Simultaneously, the byproduct methane is well collected and recycled.

Description

Improved IC reactor

Technical Field

The utility model belongs to the technical field of sewage treatment, specifically be an improvement IC reactor.

Background

The anaerobic reaction is applied to the treatment of organic wastewater in the biochemical sewage treatment process, macromolecular organic matters can be decomposed into micromolecular organic matters, the concentration of the organic matters is reduced, the removal effect of a subsequent aerobic stage is improved, and the B/C ratio of the organic wastewater is regulated, so that the sewage has higher biodegradability.

The IC reactor applied in the current market has the defects of uneven water distribution, easy sludge loss, incomplete escape or no collection of biogas generated by anaerobic reaction, emission of malodorous gas and certain potential safety hazard. There is therefore a need for an improved structure for an IC reactor and an improved IC reactor which better solves the above mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the above-mentioned problems, an improved IC reactor is provided.

The utility model adopts the technical scheme as follows:

an improved IC reactor comprises an anaerobic reactor cylinder, wherein the bottom of the right wall of the anaerobic reactor cylinder is connected with a water distribution pipeline in a penetrating way, one end of the water distribution pipeline positioned outside the anaerobic reactor cylinder is fixedly connected with a water distributor, and one end of the water distribution pipeline extending to the interior of the anaerobic reactor barrel is spirally arranged into an inverted funnel shape, a lift pump is fixedly connected between the water distributor and the water distribution pipeline, a gas collector box body is arranged at the middle position of the inner wall of the anaerobic reactor cylinder in a specified way, two gas collecting pipes which are arranged correspondingly are fixedly arranged at the top of the gas collector box body, a three-phase separator is fixedly arranged at the top of the inner wall of the anaerobic reactor cylinder, and the gas collecting pipe penetrates through the three-phase separator and penetrates through the top of the anaerobic reactor cylinder body, and one end of the gas collecting pipe, which extends to the outside of the anaerobic reactor cylinder body, is fixedly connected with a gas-liquid separation tank.

In a preferred embodiment, the anaerobic reactor cylinder is provided with an overflow weir relative to the top of the three-phase separator, and one end of the overflow weir extending to the right arm of the anaerobic reactor cylinder is provided with an overflow valve.

In a preferred embodiment, the bottom of the gas-liquid separation tank is fixedly connected with a central reflux downcomer which penetrates through the top of the anaerobic reactor cylinder.

In a preferred embodiment, one end of the central reflux downcomer extending to the interior of the anaerobic reactor barrel is fixedly connected with the water distribution pipeline, and the central reflux downcomer is positioned between the two gas collecting pipes.

In a preferred embodiment, a first anaerobic reaction zone is arranged inside the anaerobic reactor cylinder body below the gas collector box body, a second anaerobic reaction zone is arranged in the anaerobic reactor cylinder body above the gas collector box body and below the three-phase separator, and sewage discharge outlets are formed in the first anaerobic reaction zone and the second anaerobic reaction zone.

In a preferred embodiment, the three-phase separator is provided with three layers, a biogas recovery pipe is fixedly installed on the right side of the top of the three-phase separator, and the biogas recovery pipe penetrates through the top of the anaerobic reactor barrel and is fixedly connected with the gas-liquid separation tank.

In conclusion, due to the adoption of the technical scheme, the device has the beneficial effects that the organic matter removal rate is high, the granular sludge can be effectively intercepted, the gas can be effectively collected, the sludge concentration and the removal rate of the anaerobic reaction are ensured, the impact of anaerobic effluent on an aerobic system is reduced, meanwhile, the byproduct biogas is well collected and recycled, and the economic benefit is effectively improved.

1. The utility model discloses in, through setting up one deck gas collector box, three-layer three-phase separator sets up gas collecting pipe simultaneously in the separator, solves gas collection and mud loss problem, stabilizes IC reactor mud concentration. In addition, the bottom of the tank is provided with an inverted funnel-shaped water distribution pipeline, so that sewage and granular sludge can be fully mixed and reacted, the removal rate of the reactor is improved, the top of the tank body is provided with a gas-liquid separation tank, generated methane and rising sewage return to the bottom water distributor through a central backflow downcomer to participate in the reaction, and gas is led to the top of the tank body for recycling, so that the removal rate of organic matters is high, the granular sludge can be effectively intercepted and the gas can be collected, the sludge concentration and the removal rate of anaerobic reaction are ensured, the impact of anaerobic effluent on an aerobic system is reduced, meanwhile, byproduct methane can be well collected and recycled, the economic benefit is effectively improved, and the occupied area is small, so the processing period is short, and the speed is greatly improved.

2. In the utility model, sewage is pumped into a water distribution pipeline in the reactor through the lift pump, and is set into a reverse funnel-shaped pipeline through spiral arrangement, so that a rotational flow is formed under the action of water, granular sludge is stirred, effective contact between the sewage and the granular sludge is formed, and anaerobic microorganisms on the granular sludge absorb and decompose pollutants such as organic matters in the sewage and generate methane; when the mixed liquor rises to the gas collector box body under the action of water and methane, the gas collector box body intercepts most of granular sludge to ensure the concentration of the granular sludge in the first anaerobic reaction zone, and simultaneously, the gas and part of the mixed liquor rise to the gas-liquid separation tank along the gas collecting pipe under the action of water power and methane pressure; partial sludge and sewage which penetrate through the box body of the gas collector continuously carry out anaerobic reaction in the second anaerobic reaction zone, and simultaneously generate a large amount of methane, when the methane and mixed liquor rise to the area of the three-phase separator, the three-layer three-phase separator can effectively intercept granular sludge, and fine particles which escape from the three-phase separator can freely fall back to the second anaerobic reaction zone when sinking into the three-phase separator in the settling zone; the biogas rises to the gas-liquid separation tank through the biogas collecting pipe to be separated, and the mixed liquid sewage returns to the water distributor through the central return pipe, so that the volume load is higher, the water outlet is stable, and the starting period is short.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

The labels in the figure are: 1-anaerobic reactor barrel, 2-water distribution pipeline, 3-water distributor, 4-lift pump, 5-gas collector box, 6-gas collecting pipe, 7-three-phase separator, 8-gas-liquid separation tank, 9-overflow weir, 10-central reflux downcomer and 11-biogas recovery pipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1, an improved IC reactor comprises an anaerobic reactor barrel 1, a water distribution pipeline 2 is penetratingly connected to the bottom of the right wall of the anaerobic reactor barrel 1, a water distributor 3 is fixedly connected to one end of the water distribution pipeline 2, which is located outside the anaerobic reactor barrel 1, and one end of the water distribution pipeline 2, which extends into the anaerobic reactor barrel 1, is arranged in a spiral manner to form an inverted funnel shape, a lift pump 4 is fixedly connected between the water distributor 3 and the water distribution pipeline 2, a gas collector box 5 is fixedly installed at the middle position of the inner wall of the anaerobic reactor barrel 1, two gas collection pipes 6 are correspondingly installed at the top of the gas collector box 5, a three-phase separator 7 is fixedly installed at the top of the inner wall of the anaerobic reactor barrel 1, an overflow weir 9 is arranged at the top of the anaerobic reactor barrel 1 relative to the three-phase separator 7, and an overflow valve is arranged at one end of the overflow weir 9, which extends to the right arm of the anaerobic reactor barrel 1, the three-phase separator 7 is provided with three layers, a biogas recovery pipe 11 is fixedly arranged on the right side of the top of the three-phase separator 7, the biogas recovery pipe 11 penetrates through the top of the anaerobic reactor barrel 1 and is fixedly connected with the gas-liquid separation tank 8, the gas collection pipe 6 penetrates through the three-phase separator 7 and penetrates through the top of the anaerobic reactor barrel 1, one end of the gas collection pipe 6 extending to the outside of the anaerobic reactor barrel 1 is fixedly connected with the gas-liquid separation tank 8, the bottom of the gas-liquid separation tank 8 is fixedly connected with a central backflow downcomer 10, the central backflow downcomer 10 penetrates through the top of the anaerobic reactor barrel 1, one end of the central backflow downcomer 10 extending to the inside of the anaerobic reactor barrel 1 is fixedly connected with the water distribution pipeline 2, the central backflow downcomer 10 is positioned between the two gas collection pipes 6, a first anaerobic reaction zone is arranged below the gas collector box 5 inside the anaerobic reactor barrel 1, and a second anaerobic reaction zone is arranged in the anaerobic reactor barrel 1 above the gas collector box body 5 and below the three-phase separator 7, and sewage outlets are formed in the first anaerobic reaction zone and the second anaerobic reaction zone.

The working principle is as follows: in the application, sewage is pumped into a water distribution pipeline 2 in a reactor through a lifting pump 4, and is spirally arranged into an inverted funnel-shaped pipeline, so that a rotational flow is formed under the action of water, granular sludge is stirred up to form effective contact between the sewage and the granular sludge, and anaerobic microorganisms on the granular sludge absorb, absorb and decompose pollutants such as organic matters in the sewage and generate methane; when the mixed liquid rises to the gas collector box body 5 under the action of water and methane, the gas collector box body 5 intercepts most of granular sludge to ensure the concentration of the granular sludge in the first anaerobic reaction zone, and simultaneously, the gas and part of the mixed liquid rise to the gas-liquid separation tank 7 along the gas collecting pipe 6 under the action of water power and methane pressure; partial sludge and sewage which pass through the gas collector box body 5 continuously carry out anaerobic reaction in a second anaerobic reaction zone, and simultaneously generate a large amount of methane, when the methane and mixed liquid rise to the area of the three-phase separator 7, the three layers of three-phase separators 7 can effectively intercept granular sludge, and fine particles which escape from the three-phase separators 7 can freely fall back to the second anaerobic reaction zone when sinking into the three-phase separators 7 in a settling zone; the marsh gas rises to the gas-liquid separation tank 8 through the marsh gas collecting pipe 11 for separation, and the mixed liquid sewage returns to the water distributor 3 through the central return pipe.

In this application, through setting up one deck gas collector box 5, three-layer three-phase separator 7 sets up gas collecting pipe 6 simultaneously in the separator, solves gas collection and mud loss problem, stabilizes IC reactor mud concentration. In addition, the bottom of the tank is provided with the inverted funnel-shaped water distribution pipeline 2, so that sewage and granular sludge can be fully mixed and reacted, the removal rate of the reactor is improved, the top of the tank body is provided with the gas-liquid separation tank 8, so that the generated methane and the rising sewage return to the bottom water distributor 3 through the central backflow downcomer 10 to participate in the reaction, and the gas is led to be recycled at the top of the tank body, so that the removal rate of organic matters is high, the granular sludge can be effectively intercepted and the gas can be collected, the sludge concentration and the removal rate of anaerobic reaction are ensured, the impact of anaerobic effluent on an aerobic system is reduced, meanwhile, a byproduct methane can be well collected and recycled, and the economic benefit is effectively improved.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An improved IC reactor, comprising an anaerobic reactor cylinder (1), characterized in that: the anaerobic reactor comprises an anaerobic reactor barrel (1), wherein a water distribution pipeline (2) is connected to the bottom of the right wall of the anaerobic reactor barrel (1) in a penetrating manner, the water distribution pipeline (2) is located at one end of the anaerobic reactor barrel (1) which is outside and fixedly connected with a water distributor (3), the end of the water distribution pipeline (2) extending to the inside of the anaerobic reactor barrel (1) is arranged in a spiral manner to form an inverted funnel shape, a lifting pump (4) is fixedly connected between the water distributor (3) and the water distribution pipeline (2), a gas collector box body (5) is installed at the middle position of the inner wall of the anaerobic reactor barrel (1) in a specified manner, two gas collecting pipes (6) which are correspondingly arranged are fixedly installed at the top of the gas collector box body (5), a three-phase separator (7) is fixedly installed at the top of the inner wall of the anaerobic reactor barrel (1), and the gas collecting pipes, one end of the gas collecting pipe (6) extending to the outside of the anaerobic reactor cylinder body (1) is fixedly connected with a gas-liquid separation tank (8).

2. An improved IC reactor as recited in claim 1, wherein: an overflow weir (9) is arranged at the top of the anaerobic reactor cylinder (1) relative to the three-phase separator (7), and an overflow valve is arranged at one end of the overflow weir (9) extending to the right arm of the anaerobic reactor cylinder (1).

3. An improved IC reactor as recited in claim 1, wherein: the bottom of the gas-liquid separation tank (8) is fixedly connected with a central reflux downcomer (10), and the central reflux downcomer (10) penetrates through the top of the anaerobic reactor barrel (1).

4. An improved IC reactor as recited in claim 3, wherein: one end of the central reflux downcomer (10) extending into the anaerobic reactor barrel (1) is fixedly connected with the water distribution pipeline (2), and the central reflux downcomer (10) is positioned between the two gas collecting pipes (6).

5. An improved IC reactor as recited in claim 1, wherein: a first anaerobic reaction zone is arranged in the anaerobic reactor barrel (1) below the gas collector box body (5), the anaerobic reactor barrel (1) is positioned above the gas collector box body (5), a second anaerobic reaction zone is arranged below the three-phase separator (7), and sewage outlets are formed in the first anaerobic reaction zone and the second anaerobic reaction zone.

6. An improved IC reactor as recited in claim 1, wherein: the three-phase separator (7) is provided with three layers, a biogas recovery pipe (11) is fixedly mounted on the right side of the top of the three-phase separator (7), and the biogas recovery pipe (11) penetrates through the top of the anaerobic reactor barrel (1) and is fixedly connected with the gas-liquid separation tank (8).