CN218262143U

CN218262143U - IC reactor

Info

Publication number: CN218262143U
Application number: CN202022598718.9U
Authority: CN
Inventors: 何仕涛; 孙跃; 陈俊; 罗贵桃; 周中林; 刘平; 熊平; 邓宇森; 王兆龙; 陈广
Original assignee: Sichuan Shidai Oasis Environmental Restoration Co ltd; Luzhou Laojiao Group Co Ltd
Current assignee: Sichuan Shidai Oasis Environmental Restoration Co ltd; Luzhou Laojiao Group Co Ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2023-01-10
Anticipated expiration: 2030-11-11

Abstract

The utility model relates to an IC reactor, which comprises a reactor body, wherein the reactor body comprises a higher-level three-phase separator and a lower-level three-phase separator which are positioned inside the reactor body, the higher-level three-phase separator is positioned above the lower-level three-phase separator, the lower-level three-phase separator is connected with a steam-water separation tank positioned at the top of the reactor body through a lower-level three-phase separator air lifting pipe, the higher-level three-phase separator is connected with the steam-water separation tank through a higher-level three-phase separator air lifting pipe, and the steam-water separation tank is connected with a down pipe extending to the bottom of the reactor body; the top of the interior of the reactor body is provided with a water outlet weir which is communicated with the steam-water separation tank. According to the technical scheme, a mud-water mixture entering the bottom of the reactor is treated by the lower-level three-phase separator and the upper-level three-phase separator, namely, the mixture is treated by the mixing zone, the first anaerobic zone, the gas-liquid separation zone, the second anaerobic zone and the settling zone, so that high sludge concentration is obtained, mud and water are fully contacted through violent disturbance of internal circulation, and a good mass transfer effect is obtained.

Description

IC reactor

Technical Field

The utility model relates to a sewage treatment device technical field especially relates to an IC reactor.

Background

The IC reactor is a new generation of high-efficiency anaerobic reactor, i.e. an internal circulation anaerobic reactor, which generally consists of an upper reaction chamber and a lower reaction chamber, polluted wastewater flows from bottom to top in the reactor, pollutants are adsorbed and explained by bacteria, and purified water flows out from the upper part of the reactor.

Sewage in the IC reactor firstly enters a cyclone water distributor at the bottom of a reaction tank through a water inlet pipe, the sewage moves upwards in the tank after being uniformly distributed and enters a first reaction chamber, anaerobic sludge and the sewage are fully combined in the process, microorganisms generate methane, sludge-water-gas mixed liquor continues to move upwards after being formed, a part of the mixed liquor is lifted to a gas-water separation steam pocket at the top of the methane, the rest of the mixed liquor enters a second reaction chamber after passing through a three-phase separator, and the mixed liquor is subjected to secondary three-phase separation in three separators of the second reaction chamber.

The existing IC reactor has small hydraulic load and can not meet the working requirement, thereby influencing the full contact of organic matters and microorganisms and influencing the treatment effect of pollutants.

Based on this, an IC reactor was studied and developed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the technical problem of one of the prior art is solved, an IC reactor is provided, and the technical problem that the existing IC reactor structure is poor in pollutant degradation technical effect is solved.

An IC reactor comprises a reactor body, wherein the reactor body comprises a higher-level three-phase separator and a lower-level three-phase separator which are positioned inside the reactor body, the higher-level three-phase separator is positioned above the lower-level three-phase separator, the lower-level three-phase separator is connected with a steam-water separation tank positioned at the top of the reactor body through a lower-level three-phase separator gas stripping pipe, the higher-level three-phase separator is connected with the steam-water separation tank through a higher-level three-phase separator gas stripping pipe, and the steam-water separation tank is connected with a down pipe extending to the bottom of the reactor body;

the top of the interior of the reactor body is provided with an effluent weir which is communicated with the steam-water separation tank, the effluent weir is positioned at the lower end of the steam-water separation tank, and the effluent weir is connected with a water outlet pipe;

the top of the steam-water separation tank is connected with a biogas pipe, and the biogas pipe is connected with a water seal tank;

the bottom of the reactor body is provided with a water inlet pipe.

Furthermore, a water distribution system is arranged at the bottom end inside the reactor body and comprises a water distribution cover, water baffles are arranged on the water distribution cover and are uniformly distributed on the water distribution cover, a stand column is arranged at the center of the water distribution cover, and the inlet end of the water inlet pipe is positioned above the water distribution cover.

Further, the columns are parallel to the downcomer extending to the bottom.

Furthermore, the water distribution cover is of an umbrella-shaped framework structure, the number of the water baffles is 3-6, and the intervals between the water baffles are equal.

Further, the water baffle is fixed on the water distribution cover.

Furthermore, the water baffle is detachably connected with the water distribution cover.

Furthermore, a stirring device is arranged above the water distribution cover, the stirring device is located at the lower end of the inside of the reactor body, the stirring device is connected with a gear reduction box located outside the reactor body, and the gear reduction box is connected with a motor.

Further, the stirring device is a stirring shaft.

Furthermore, the number of the stirring devices is two, and the stirring devices are symmetrically distributed by taking the descending pipe as a symmetry axis.

The IC reactor in the technical scheme is a high-efficiency third-generation anaerobic reaction device, the anaerobic biological treatment process principle is a treatment method for degrading organic pollutants by facultative anaerobes and obligate anaerobes under the anaerobic condition, and soluble pollutants are finally converted into reducing gaseous substances such as methane, carbon dioxide and the like and active sludge solid substances formed by microorganism proliferation and are separated from a water phase, so that the aim of purifying water quality is fulfilled. The anaerobic process can convert a large amount of chemical energy in the wastewater into clean energy such as energetic substances of methane, hydrogen and the like, and is a sustainable wastewater treatment technology. IC processes have advantages over second generation anaerobics.

a volume load: because the sludge concentration in the compound anaerobic reactor is high, the microorganism amount is large, the internal circulation is realized, the mass transfer effect is good, and the volume load exceeds the traditional anaerobic condition by more than 3 times.

b, strong load impact resistance: because of internal circulation, a large amount of circulating water is mixed with the inlet water, a large amount of harmful substances in the inlet water are fully diluted, and the influence of the harmful substances on the anaerobic digestion process is greatly reduced.

c, good effluent stability: the compound anaerobic process is implemented by using two-stage UASB serial graded anaerobic treatment, and can compensate the Ks high adverse effect in the anaerobic process.

Compared with the prior art, the utility model provides an IC reactor, advantage and effect are as follows:

1) According to the technical scheme, the mud-water mixture entering the bottom of the reactor is treated by the lower-level three-phase separator and the upper-level three-phase separator, namely the mixture is treated by the mixing zone, the first anaerobic zone, the gas-liquid separation zone, the second anaerobic zone and the settling zone, so that high sludge concentration is obtained, and the mud and the water are fully contacted through a large amount of methane and severe disturbance of internal circulation, so that a good mass transfer effect is obtained.

2) Through setting up agitating unit, water distribution system among this technical scheme, can effectively make the income of inlet tube, carry out effectual mixture with the mud mixture of granule mud and gas-liquid separation district backward flow, improve anaerobic reactor in the survival volume of this regional bacterium to effectively improve the degradation effect of pollutant.

Drawings

Fig. 1 is a schematic structural view of the present invention;

wherein: 1-effluent weir, 2-upper three-phase separator, 3-lower three-phase separator gas stripping pipe, 4-downcomer, 5-lower three-phase separator, 6-stainless steel backing plate, 7-water passing hole, 8-upper three-phase separator gas stripping pipe, 9-steam-water separation tank, 10-biogas pipe, 11-water seal tank, 12-stainless steel channel steel bracket, 13-water inlet pipe, 14-motor, 15-gear reducer, 16-stirring device, 17-water distribution cover, 18-water baffle, 19-upright column.

Detailed Description

The technical solution of the present invention is described in further detail below, but the scope of the present invention is not limited to the following.

Example 1:

as shown in fig. 1, an IC reactor comprises a reactor body, wherein the reactor body comprises an upper three-phase separator 2 and a lower three-phase separator 5 which are positioned inside the reactor body, the upper three-phase separator 2 is positioned above the lower three-phase separator 5, the lower three-phase separator 5 is connected with a steam-water separation tank 9 positioned at the top of the reactor body through a lower three-phase separator stripping pipe 3, the upper three-phase separator 2 is connected with the steam-water separation tank 9 through an upper three-phase separator stripping pipe 8, and the steam-water separation tank 9 is connected with a downcomer 4 extending to the bottom of the reactor body;

the top of the interior of the reactor body is provided with an effluent weir 1 and is communicated with a steam-water separation tank 9, the effluent weir 1 is positioned at the lower end of the steam-water separation tank 9, and the effluent weir 1 is connected with a water outlet pipe;

the top of the steam-water separation tank 9 is connected with a biogas pipe 10, and the biogas pipe 10 is connected with a water seal tank 11;

the bottom of the reactor body is provided with a water inlet pipe 13.

The steam-water separation tank 9, the biogas pipe 10 and the water seal tank 11 are all arranged on the stainless steel channel steel bracket 12.

In the embodiment, the influent water entering the bottom of the reactor body is effectively mixed with the granular sludge and the sludge-water mixture returned from the gas-liquid separation zone, the sludge-water mixture formed in the mixing zone enters the lower three-phase separator 5, the biogas and the fermentation liquid generated at the lower end of the lower three-phase separator 5 enter the steam-water separation tank 9 through the lower three-phase separator stripping pipe 3, the sewage enters the space between the lower three-phase separator 5 and the upper three-phase separator 2 to continue to react, the generated biogas and the fermentation liquid enter the gas-water separation tank 9 through the upper three-phase separator stripping pipe 8, the biogas in the steam-water separation tank 9 is separated through the biogas pipe 10, the biogas in the gas-water separation tank 9 is separated through the biogas pipe 10, the fermentation liquid in the gas-water separation tank 9 enters the bottom of the reactor body through the descending pipe 4 to continue to react with the sewage entering the water inlet pipe, and the continuous internal circulation of the fermentation liquid is formed.

In this embodiment, the inside top at the reactor body sets up out weir 1, and the setting primary function of going out weir 1 is the control sedimentation tank internal water position, guarantees that the rivers of water distribute evenly, avoids the water to produce bias flow, short stream phenomenon. The specific structure of the effluent weir 1 can be a triangular weir, a trapezoidal weir, a rectangular weir, etc., and in this embodiment, a rectangular weir is adopted. The stainless steel channel steel support 12 is arranged at the top inside the reactor body, and the upper part of the effluent weir 1 is in contact with the stainless steel channel steel support 12, so that the effluent weir 1 can be processed and adjusted conveniently, and the flatness of the effluent weir 1 is ensured. The water outlet weir 1 is also connected with a water outlet pipe, so that the liquid separated from the steam-water separation tank 9 can be conveniently separated out through the water outlet weir 1 and the water outlet pipe.

In this embodiment, the biogas pipe 10 is connected to the water-sealed tank 11, and the water-sealed tank 11 is mainly used to prevent the occurrence of the backfire.

In this embodiment, the tip end that downcomer 4 is located the reactor body bottom is equipped with water hole 7, and the sewage of being convenient for directly passes downcomer 4, is equipped with stainless steel backing plate 6 simultaneously in the tip end bottom of downcomer 4, avoids downcomer 4 to be close to reactor body bottom end and takes place to remove.

The specific structure and operation principle of the downcomer 4, the water seal tank 11, the biogas pipe 10, the effluent weir 1, the steam-water separation tank 9, the water inlet pipe 13 and other equipment in this embodiment are well known to those skilled in the art and will not be described in detail.

Other structures and common knowledge related to the structures in the embodiment are well known to those skilled in the art and will not be described in detail.

Example 2:

in this embodiment, a water distribution system is further defined on the basis of the above embodiment, the water distribution system is disposed at the bottom end inside the reactor body, the water distribution system includes a water distribution cover 17, a water baffle 18 is disposed on the water distribution cover 17, the water baffle 18 is uniformly distributed on the water distribution cover 17, a column 19 is disposed in the center of the water distribution cover 17, and the inlet end of the water inlet pipe 13 is located above the water distribution cover 17.

Wherein said uprights 19 are parallel to the downcomers 4 extending to the bottom.

Wherein, the water distribution cover 17 is an umbrella-shaped framework structure, the number of the water baffles 18 is 3-6, and the intervals between the water baffles 18 are equal.

Wherein, the water baffle 18 is fixed on the water distribution cover 17.

In the embodiment, in order to effectively improve the contact degree between the inlet water, the sludge mixture and the microorganisms in the mixing area and accelerate the speed of the internal circulation, the water distribution cover 17 is arranged at the bottom inside the reactor body, the water baffle plate 18 is arranged on the water distribution cover 17, the inlet water at the water outlet end of the water inlet pipe 13 falls on the water baffle plate 18 and then descends to the bottom of the reactor body, and the contact surface between the inlet water and the sludge mixture and the microorganisms can be effectively improved in the whole process, so that the reaction is more sufficient.

Example 3:

in this embodiment, on the basis of the above embodiments, the water baffle 18 is detachably connected with the water distribution cover 17. In the embodiment, the connection mode of the water baffle 18 and the water distribution cover 17 is optimized, and a detachable connection mode can be selected, so that the number and the position relation of the water baffle 18 can be adjusted, the water baffle 18 is uniformly distributed, so that the descending water can be contacted with the water baffle 18 conveniently, a certain impact force is generated, and then the water baffle is descended to be contacted with a fermentation liquid, microorganisms and sludge mixture, and the circulation speed is increased.

Example 4:

in this embodiment, on the basis of the above embodiment, it is further defined that a stirring device 16 is arranged above the water distribution cover 17, the stirring device 16 is located at the lower end inside the reactor body, the stirring device 16 is connected with a gear reduction box 15 located outside the reactor body, and the gear reduction box 15 is connected with the motor 14.

Wherein the stirring device 16 is a stirring shaft.

The number of the stirring devices 16 is two, and the lower descending pipes 4 are symmetrically distributed by taking the lower descending pipes as symmetry axes.

In this embodiment, the inlet water in the inlet pipe 13 is subjected to a flow-dividing mixing treatment by the water distribution system, and then is subjected to an ascending treatment, and after the stirring treatment by the stirring device 16, the motor 14 is connected with the gear reduction box 15, the main shaft of the gear reduction box 15 is connected with the stirring device 16, so as to drive the stirring device 16 to rotate in the reactor body, and the specific structure of the stirring device 16 can be a stirring shaft or a stirring frame structure, so that the organic matter in the reactor body 1 is in full contact with the microorganisms, and the treatment effect of the sewage is improved. Thereby solving the problems that the IC reactor has small hydraulic load, influences the contact surface of organic matters and microorganisms and can effectively improve the degradation effect of sewage.

The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. The IC reactor is characterized by comprising a reactor body, wherein the reactor body comprises an upper-level three-phase separator (2) and a lower-level three-phase separator (5) which are positioned inside the reactor body, the upper-level three-phase separator (2) is positioned above the lower-level three-phase separator (5), the lower-level three-phase separator (5) is connected with a steam-water separation tank (9) positioned at the top of the reactor body through a lower-level three-phase separator air lifting pipe (3), the upper-level three-phase separator (2) is connected with the steam-water separation tank (9) through an upper-level three-phase separator air lifting pipe (8), and the steam-water separation tank (9) is connected with a downcomer (4) extending to the bottom of the reactor body;

the top of the interior of the reactor body is provided with a water outlet weir (1), the water outlet weir (1) is positioned at the lower end of the steam-water separation tank (9) and is communicated with the steam-water separation tank (9), and the water outlet weir (1) is connected with a water outlet pipe;

the top of the steam-water separation tank (9) is connected with a biogas pipe (10), and the biogas pipe (10) is connected with a water seal tank (11);

the bottom of the reactor body is provided with a water inlet pipe (13).

2. The IC reactor according to claim 1, wherein the water distribution system is disposed at the bottom of the interior of the reactor body, the water distribution system comprises a water distribution cover (17), a water baffle (18) is disposed on the water distribution cover (17), the water baffle (18) is uniformly distributed on the water distribution cover (17), a column (19) is disposed in the center of the water distribution cover (17), and the inlet end of the water inlet pipe (13) is located above the water distribution cover (17).

3. An IC reactor as claimed in claim 2, characterized in that the upright (19) is parallel to the downcomer (4) extending to the bottom.

4. An IC reactor according to claim 3, characterized in that the water distribution hood (17) is of an umbrella-shaped skeleton structure, the number of the water baffles (18) is 3-6, and the intervals between the water baffles (18) are equal.

5. An IC reactor according to claim 4, characterised in that the water deflector (18) is fixed to the water distribution hood (17).

6. An IC reactor according to claim 4, characterised in that the water deflector (18) is detachably connected to the water distribution hood (17).

7. The IC reactor according to claim 2, wherein a stirring device (16) is arranged above the water distribution cover (17), the stirring device (16) is positioned at the lower end of the inside of the reactor body, the stirring device (16) is connected with a gear reduction box (15) positioned outside the reactor body, and the gear reduction box (15) is connected with the motor (14).

8. An IC reactor as claimed in claim 7, characterised in that the stirring means (16) is a stirring shaft.

9. An IC reactor according to claim 7, characterised in that the number of stirring devices (16) is two and the descending tubes (4) are symmetrically arranged about the axis of symmetry.