CN214781370U

CN214781370U - Anaerobic reactor for wastewater treatment

Info

Publication number: CN214781370U
Application number: CN202120976758.4U
Authority: CN
Inventors: 顾本学; 顾铭
Original assignee: Hubei Tianli Huajian Engineering Co ltd
Current assignee: Hubei Tianli Huajian Engineering Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-11-19
Anticipated expiration: 2031-05-08

Abstract

The utility model provides an anaerobic reactor for wastewater treatment, which relates to the technical field of wastewater treatment, and comprises a first reaction chamber, wherein the top of the first reaction chamber is fixedly connected with a supporting rod, the top of the supporting rod is fixedly connected with a lower three-phase separator, the top of the lower three-phase separator is provided with a second reaction chamber, the top of the second reaction chamber is fixedly connected with a supporting rod, the top of the supporting rod is fixedly connected with an upper three-phase separator, the top of the upper three-phase separator is provided with a gas-liquid separator, the upper and lower two different reaction chambers are arranged and separated from each other, so that different equipment bodies and three-phase separators can be conveniently maintained, the methane generated by sewage treatment is used as power through the pressure difference generated by the methane, the forced circulation of the reactor can not be realized through more external force, and the two different reaction chambers are respectively provided with different motors, different rotating speeds are set according to the reaction rate inside the reaction chamber, so that the energy consumption is saved.

Description

Anaerobic reactor for wastewater treatment

Technical Field

The utility model relates to a waste water treatment technical field especially relates to waste water treatment anaerobic reactor.

Background

According to patent number CN210313695U, the utility model relates to an anaerobic reactor for organic waste water treatment, including handling the case, be equipped with landing leg, motor A, water pump, water distribution box, fluid-discharge tube, marsh gas chamber, two-layer three-phase separator, cavity axis of rotation, ring pipe and delivery port on handling the case. In the utility model, sewage enters the bottom of the anaerobic reactor through the annular pipe, the motor A drives the annular pipe to rotate and can stir the sewage in the anaerobic reactor, so that microorganisms at the bottom of the anaerobic reactor are uniformly distributed at the bottom, thereby increasing the contact surface between the microorganisms and the sewage and improving the anaerobic reaction efficiency and quality; meanwhile, the double-layer three-phase separator is equivalent to two anaerobic reactors which are connected in series, so that the problem of sludge carried in effluent is solved; and finally, the water distribution tank can mix the water with low pollution concentration and the water with high pollution concentration after the treatment of the reactor, and the mixture enters the reactor to reduce the microbial load.

The anaerobic reactor for organic wastewater treatment adopts the integrated wastewater treatment tank, when the three-phase separator in the treatment tank needs to perform equipment maintenance, the anaerobic reactor for organic wastewater treatment is difficult to maintain the interior of the tank body, forced circulation of the anaerobic reactor for organic wastewater treatment needs to be realized through external force, and a single motor is used for stirring a double-layer sewage treatment chamber, so that larger power consumption is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing the anaerobic reactor for wastewater treatment.

In order to achieve the above purpose, the utility model adopts the following technical scheme: waste water treatment anaerobic reactor, including first reaction chamber, the top fixedly connected with bracing piece of first reaction chamber, three-phase separator under the top fixedly connected with of bracing piece, three-phase separator's top is equipped with the second reaction chamber down, the top fixedly connected with bracing piece of second reaction chamber, three-phase separator is gone up to the top fixedly connected with of bracing piece, the top of going up three-phase separator is equipped with vapour and liquid separator, the top of first reaction chamber and second reaction chamber all is equipped with agitating unit, the inside of first reaction chamber is close to end department and is equipped with the water-locator.

Preferably, agitating unit includes motor, sleeve pipe, sealing washer, pivot and stirring vane, the inboard top of first reaction chamber and second reaction chamber is fixed connection with the sleeve pipe between two parties, the sheathed tube top is equipped with the sealing washer with the top inner wall junction of first reaction chamber.

Preferably, the top of first reacting chamber and second reacting chamber is located the motor between two parties, the output of motor is located sheathed tube inside and all is equipped with the pivot, the lateral wall of pivot is close to the bottom and all is equipped with stirring vane.

Preferably, a water inlet pipe is arranged on the side wall of the first reaction chamber close to the top, and a filter screen is arranged inside the water inlet pipe.

Preferably, a first guide pipe is arranged on one side of the first reaction chamber and the same side of the gas-liquid separator, and a second guide pipe is arranged on one side of the lower three-phase separator and the other side of the gas-liquid separator.

Preferably, a third guide pipe is arranged between one side of the first reaction chamber and one side of the second reaction chamber, and an air outlet pipe is arranged at the top of the gas-liquid separator.

Preferably, a second connecting pipe is arranged at the top of the first reaction chamber and an inlet of the lower three-phase separator, and a first connecting pipe is arranged at the top of the second reaction chamber and an inlet of the upper three-phase separator.

Advantageous effects

The utility model discloses in, through setting up two different reacting chambers from top to bottom, and separating two different reacting chambers from top to bottom and three-phase separator, be convenient for maintain different equipment body and three-phase separator, through the marsh gas that sewage treatment produced, the pressure difference that produces through marsh gas is as power, the reactor needn't realize forced circulation through more external force like this, two different reacting chambers set up different motors respectively, set up different rotational speeds according to the inside reaction rate of reacting chamber, saved the energy consumption.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a right side structural view of the present invention;

fig. 4 is a left side structure diagram of the present invention.

Illustration of the drawings:

1. a first reaction chamber; 2. a second reaction chamber; 3. an upper three-phase separator; 4. a lower three-phase separator; 5. a gas-liquid separator; 6. a stirring device; 601. a motor; 602. a sleeve; 603. a seal ring; 604. a rotating shaft; 605. a stirring blade; 7. a first connecting pipe; 8. a second connecting pipe; 9. a water inlet pipe; 10. a water distributor; 11. a support bar; 12. an air outlet pipe; 13. a first conduit; 14. a second conduit; 15. a third conduit.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

The specific embodiment is as follows:

referring to fig. 1-4, an anaerobic reactor for wastewater treatment comprises a first reaction chamber 1, a support rod 11 is fixedly connected to the top of the first reaction chamber 1, a lower three-phase separator 4 is fixedly connected to the top of the support rod 11, a second reaction chamber 2 is arranged at the top of the lower three-phase separator 4, a settling zone is arranged inside the second reaction chamber 2, the support rod 11 is fixedly connected to the top of the second reaction chamber 2, an upper three-phase separator 3 is fixedly connected to the top of the support rod 11, a gas-liquid separator 5 is arranged at the top of the upper three-phase separator 3, a lift pipe is arranged between the top of the upper three-phase separator 3 and the gas-liquid separator 5, stirring devices 6 are arranged at the tops of the first reaction chamber 1 and the second reaction chamber 2, a water distributor 10 is arranged inside the first reaction chamber 1 near the bottom, each stirring device 6 comprises a motor 601, a sleeve 602, a sealing ring 603, a rotating shaft 604 and stirring blades 605, a sleeve 602 is fixedly connected to the middle of the top inner sides of the first reaction chamber 1 and the second reaction chamber 2, a sealing ring 603 is arranged at the joint of the top of the sleeve 602 and the inner wall of the top of the first reaction chamber 1, motors 601 are arranged at the middle of the top of the first reaction chamber 1 and the second reaction chamber 2, rotating shafts 604 are arranged inside the sleeve 602 at the output ends of the motors 601, stirring blades 605 are arranged at the positions, close to the bottom, of the side walls of the rotating shafts 604, a water inlet pipe 9 is arranged at the position, close to the top, of the side wall of the first reaction chamber 1, a filter screen is arranged inside the water inlet pipe 9, a first guide pipe 13 is arranged on one side of the first reaction chamber 1 and on the same side of the gas-liquid separator 5, a second guide pipe 14 is arranged on one side of the lower three-phase separator 4 and on the other side of the gas-liquid separator 5, a third guide pipe 15 is arranged between one side of the first reaction chamber 1 and one side of the second reaction chamber 2, and an air outlet pipe 12 is arranged at the top of the gas-liquid separator 5, and a second connecting pipe 8 is arranged at the top of the first reaction chamber 1 and an inlet of the lower three-phase separator 4, and a first connecting pipe 7 is arranged at the top of the second reaction chamber 2 and an inlet of the upper three-phase separator 3.

The utility model discloses a theory of operation: the wastewater firstly enters a mixing area at the bottom of the reactor, and fully mixes with the internal circulation muddy water mixed liquid from the return pipe, then enters the first reaction chamber 1 for biochemical degradation of pollutants, the COD volume load of the first reaction chamber 1 is high, most of the inflow COD is degraded at the position and generates a large amount of biogas, the biogas is collected by the lower three-phase separator 4 through the second connecting pipe 8 and ascends along the third guide pipe 15, the biogas ascends and simultaneously lifts the mixed liquid of the first reaction chamber 1 to the gas-liquid separator 5, the biogas is separated from the muddy water and guided out of the gas-liquid separator 5 through the gas outlet pipe 12, the muddy water mixture returns to the bottom of the first reaction chamber 1 along the first guide pipe 13 and fully mixes with the inflow water to enter the first reaction chamber 1 to form internal circulation, the sewage treated by the first reaction chamber 1 automatically enters the second reaction chamber 2 through the second guide pipe 14 for continuous treatment, the generated biogas is collected by a gas collecting hood of the second reaction chamber 2, enters a gas-liquid separator 5 through a lifting pipe, the mixed liquid in the second reaction chamber 2 is subjected to solid-liquid separation in a settling zone, the treated supernatant is discharged through a water outlet pipe, the settled sludge can automatically return to the second reaction chamber 2, the biogas generated by sewage treatment is used as power through the pressure difference generated by the biogas, so that the forced circulation of the reactor is not needed to be realized through more external force, the stirring devices 6 are respectively arranged at the tops of the first reaction chamber 1 and the second reaction chamber 2, the microorganisms in the first reaction chamber 1 and the second reaction chamber 2 can be driven to be uniformly distributed at the bottoms, the contact surface between the microorganisms and the sewage is increased, the anaerobic reaction efficiency is improved, the upper and the lower independent first reaction chambers 1 and the second reaction chamber 2 are arranged, the upper three-phase separator 3 and the lower three-phase separator 4 are separated, and the maintenance of different equipment bodies is convenient.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Anaerobic reactor for wastewater treatment, comprising a first reaction chamber (1), characterized in that: the top fixedly connected with bracing piece (11) of first reaction chamber (1), three-phase separator (4) under the top fixedly connected with of bracing piece (11), the top of three-phase separator (4) is equipped with second reaction chamber (2) down, the top fixedly connected with bracing piece (11) of second reaction chamber (2), three-phase separator (3) are gone up to the top fixedly connected with of bracing piece (11), the top of going up three-phase separator (3) is equipped with vapour and liquid separator (5), the top of first reaction chamber (1) and second reaction chamber (2) all is equipped with agitating unit (6), the inside of first reaction chamber (1) is close to end department and is equipped with water-locator (10).

2. An anaerobic reactor for wastewater treatment according to claim 1, characterized in that: agitating unit (6) include motor (601), sleeve pipe (602), sealing washer (603), pivot (604) and stirring vane (605), the inboard top of first reaction chamber (1) and second reaction chamber (2) is located fixedly connected with sleeve pipe (602) between two parties, the top of sleeve pipe (602) is equipped with sealing washer (603) with the top inner wall junction of first reaction chamber (1).

3. An anaerobic reactor for wastewater treatment according to claim 2, characterized in that: the top of first reaction chamber (1) and second reaction chamber (2) is located between two parties and all is equipped with motor (601), the output of motor (601) is located the inside of sleeve pipe (602) and all is equipped with pivot (604), the lateral wall of pivot (604) is close to the bottom and all is equipped with stirring vane (605).

4. An anaerobic reactor for wastewater treatment according to claim 1, characterized in that: the lateral wall of first reaction chamber (1) is close to the top and is equipped with inlet tube (9), the inside of inlet tube (9) is equipped with the filter screen.

5. An anaerobic reactor for wastewater treatment according to claim 1, characterized in that: and a first guide pipe (13) is arranged on one side of the first reaction chamber (1) and on the same side of the gas-liquid separator (5), and a second guide pipe (14) is arranged on one side of the lower three-phase separator (4) and on the other side of the gas-liquid separator (5).

6. An anaerobic reactor for wastewater treatment according to claim 1, characterized in that: a third guide pipe (15) is arranged between one side of the first reaction chamber (1) and one side of the second reaction chamber (2), and an air outlet pipe (12) is arranged at the top of the gas-liquid separator (5).

7. An anaerobic reactor for wastewater treatment according to claim 1, characterized in that: the top of first reaction chamber (1) is equipped with second connecting pipe (8) with the entrance of lower three-phase separator (4), the top of second reaction chamber (2) is equipped with first connecting pipe (7) with the entrance of last three-phase separator (3).