CN211946436U

CN211946436U - Biological contact oxidation device

Info

Publication number: CN211946436U
Application number: CN202020362696.3U
Authority: CN
Inventors: 周林
Original assignee: Chongqing Shibang Environmental Protection Technology Co ltd
Current assignee: Chongqing Shibang Environmental Protection Technology Co ltd
Priority date: 2020-03-20
Filing date: 2020-03-20
Publication date: 2020-11-17
Anticipated expiration: 2030-03-20

Abstract

The utility model relates to the technical field of sewage treatment, in particular to a biological contact oxidation device, which comprises a settling tank, wherein the settling tank is connected with an aeration tank, the aeration tank is connected with a contact reaction tank, the two ends of the aeration tank are provided with openings, a first filter screen is arranged at the opening at the left end, a second filter screen is arranged at the opening at the right end, a motor is arranged in the middle of a fixed plate, an output shaft of the motor is coaxially connected with a rotating shaft, a stirring rod is arranged on a cross-shaped cross rod, an air pump is arranged at the bottom of the outer wall of the aeration tank, an annular aeration pipe is arranged in the aeration tank near the bottom, a hanging biological membrane plate is arranged; this biological contact oxidation device, aeration tank carry out aeration oxygenation to sewage, and first filter screen filters with the second filter screen, prevents that the flocculus from entering into the contact reaction case, influences biological contact oxidation reaction, and motor cooperation pivot, the sewage solution that the balanced stirring of puddler needs the aeration is discharged from the drain pipe through the sewage that articulates the biomembrane at last.

Description

Biological contact oxidation device

Technical Field

The utility model relates to the technical field of sewage treatment, specifically speaking relates to a biological contact oxidation device.

Background

The biological contact oxidation method is an immersion type biomembrane method, various membrane hanging media are filled in a pool, all filter materials are immersed in sewage, an aeration pipe is arranged at the lower part of the filter materials, compressed air is used for bubbling and oxygenating, and organic matters in the sewage are adsorbed on a biomembrane on the surface of the filter materials and are decomposed and oxidized by microorganisms;

the general biological contact oxidation device uses the particulate matter for a long time to fill the whole biofilm formation medium, so that the biofilm can not well contact oxygen and can not be oxygenated, the biological contact oxidation is influenced, and the sewage treatment effect is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a biological contact oxidation device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a biological contact oxidation device comprises a sedimentation tank, wherein the sedimentation tank is hollow, a water inlet pipe is embedded at the left end of the sedimentation tank, an aeration tank is connected at the right end of the sedimentation tank, a contact reaction tank is connected at the right end of the aeration tank, openings are formed in the two ends of the aeration tank, a first filter screen is installed at the opening at the left end, a second filter screen is installed at the opening at the right end, a fixed plate is arranged at the top of the aeration tank, a motor is arranged in the middle of the fixed plate, a rotating shaft is coaxially connected with an output shaft of the motor, a cross-shaped cross rod is sleeved on the rotating shaft, a plurality of stirring rods are arranged on the cross-shaped cross rod, an air pump is arranged at the bottom of the outer wall of the aeration tank, an annular aeration pipe is arranged at a position close to the bottom inside of the aeration tank, the diaphragm below is equipped with a plurality of and articulates the biomembrane board, contact chamber right-hand member bottom inlays and is equipped with the drain pipe.

Preferably, the settling tank and the water inlet pipe are fixedly welded, and the settling tank and the aeration tank are of an integrally formed structure.

Preferably, the aeration tank and the contact reaction tank are of an integrally formed structure, the drain pipe and the contact reaction tank are fixedly welded, a valve is mounted on the drain pipe, and the valve and the drain pipe are of an integrally formed structure.

Preferably, two openings formed in the aeration tank are respectively communicated with the settling tank and the contact reaction tank, the first filter screen is fixedly bonded with the aeration tank, and the second filter screen is fixedly bonded with the aeration tank.

Preferably, the fixed plate is fixedly connected with the aeration tank through bolts, the motor is fixedly connected with the fixed plate through bolts, the cross-shaped cross rods and the rotating shaft are of an integrally formed structure, the stirring rods are distributed at equal intervals, the stirring rods and the cross-shaped cross rods are of an integrally formed structure, and the length of each stirring rod is smaller than the depth of the aeration tank.

Preferably, the air pump and the aeration box are fixed through bolts, and the aeration holes are distributed at equal intervals in a ring shape.

Preferably, the transverse plates are fixedly connected with the contact reaction box through bolts, the hanging biological membrane plates are distributed at equal intervals and are at least three in number, the hanging biological membrane plates are fixedly connected with the transverse plates through bolts, and the width of the hanging biological membrane plates is matched with that of the contact reaction box.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses sediment case introduction sewage is preliminary sedimentation filtered, the aeration tank carries out the aeration oxygenation to sewage, the sewage that first filter screen preliminary filtration sediment case was introduced, prevent that the particulate matter from entering into the aeration tank, the second filter screen filters once more, prevent that the flocculus from entering into the contact reaction case, the jam occupies and articulates the biomembrane board, influence biological contact oxidation reaction, influence the processing to sewage, motor cooperation pivot, let the balanced stirring of puddler need aerated sewage solution, in addition the air pump is convenient for better aeration oxygenation that carries on, the sewage through articulating the biomembrane at last is discharged from the drainage.

Drawings

FIG. 1 is a schematic view of the overall structure of the biological contact oxidation apparatus of the present invention;

FIG. 2 is a schematic view of the decomposition structure of the biological contact oxidation apparatus of the present invention;

FIG. 3 is a schematic view of a part of the structure of the biological contact oxidation apparatus of the present invention;

FIG. 4 is a schematic sectional view of the bio-contact oxidation apparatus of the present invention.

In the figure:

1. a settling tank; 10. a water inlet pipe;

2. an aeration tank; 20. a first filter screen; 21. a second filter screen;

3. a contact reaction chamber; 30. a drain pipe; 300. a valve;

4. a fixing plate;

5. a motor; 50. a rotating shaft; 51. a cross-shaped cross bar; 510. a stirring rod;

6. a transverse plate; 60. hanging a biological membrane plate;

7. an air pump; 70. an annular aeration pipe; 700. and (4) aeration holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Referring to fig. 1-4, the present invention provides a technical solution:

a biological contact oxidation device comprises a settling tank 1, the interior of the settling tank 1 is hollow, a water inlet pipe 10 is embedded at the left end of the settling tank 1, an aeration tank 2 is connected at the right end of the settling tank 1, a contact reaction tank 3 is connected at the right end of the aeration tank 2, openings are formed in two ends of the aeration tank 2, a first filter screen 20 is installed at the opening at the left end, a second filter screen 21 is installed at the opening at the right end, a fixing plate 4 is arranged at the top of the aeration tank 2, a motor 5 is arranged in the middle of the fixing plate 4, a rotating shaft 50 is coaxially connected with an output shaft of the motor 5, a cross-shaped cross rod 51 is sleeved on the rotating shaft 50, a plurality of stirring rods 510 are arranged on the cross-shaped, a plurality of hanging biological membrane plates 60 are arranged below the transverse plate 6, and a drain pipe 30 is embedded at the bottom of the right end of the contact reaction box 3.

In this embodiment, setting tank 1 is fixed with the butt fusion of inlet tube 10, and setting tank 1 and aeration tank 2 are integrated into one piece structure, increase holistic stability, and inlet tube 10 is convenient for introduce sewage, carries out corresponding sedimentation treatment.

Further, aeration tank 2 and contact reaction case 3 are integrated into one piece structure, and drain pipe 30 is fixed with the 3 butt fusion of contact reaction case, installs valve 300 on the drain pipe 30, and valve 300 and drain pipe 30 are integrated into one piece structure, and what valve 300 added establishes that convenient to use person is manual discharges sewage.

Secondly, two openings of seting up on the aeration tank 2 respectively with setting tank 1, contact reaction case 3 intercommunication, first filter screen 20 and aeration tank 2 bonding are fixed, second filter screen 21 and aeration tank 2 bonding are fixed, first filter screen 20 uses with the cooperation of second filter screen 21, prevents that the floccule after particulate matter and the aeration in the sewage from blockking up and articulate biomembrane board 60, influences the processing of sewage.

It should be noted that, fixed plate 4 passes through bolt fixed connection with aeration tank 2, motor 5 passes through bolt and fixed plate 4 fixed connection, cross horizontal pole 51 is the integrated into one piece structure with pivot 50, puddler 510 is equidistant distribution, and puddler 510 and cross horizontal pole 51 are the integrated into one piece structure, the length of puddler 510 is less than aeration tank 2 degree of depth, puddler 510 stirs and is convenient for make the inside sewage of aeration tank 2 fully oxygenate, be convenient for follow-up and articulate biofilm carrier 60 contact reaction.

Secondly, air pump 7 passes through the bolt fastening with aeration tank 2, and aeration hole 700 is the equidistant distribution of annular, is convenient for oxygenate in aeration tank 2.

In addition, diaphragm 6 passes through bolt and 3 fixed connection of contact chamber, articulates biomembrane board 60 and is equidistant distribution, and has three at least in quantity, articulates biomembrane board 60 and 6 pass through bolt fixed connection of diaphragm, articulates the width of biomembrane board 60 and the width looks adaptation of contact chamber 3, and a plurality ofly articulate the cooperation of biomembrane board 60 and use, the better biological contact reaction that carries on of being convenient for lets sewage contact reaction more abundant.

The bio-contact oxidation device of this embodiment is when using, the user at first bonds first filter screen 20 and second filter screen 21 respectively and fixes the opening part at aeration tank 2 both ends, fix air pump 7 outside aeration tank 2 through the bolt again, annular aeration pipe 70 and air pump 7 intercommunication, fixed plate 4 passes through the bolt fastening on aeration tank 2, the user is manual to pass through the bolt fastening with motor 5 on fixed plate 4, diaphragm 6 passes through bolt fixed connection with articulate biomembrane board 60, diaphragm 6 passes through bolt and contact reaction case 3 fixed connection, valve 300 is closed, its sewage discharge of user manual control, motor 5 and air pump 7 switch-on external power supply carry out work, inlet tube 10 introduction sewage, carry out corresponding bio-contact reaction and handle.

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. A biological contact oxidation device comprises a settling tank (1), and is characterized in that: the inner part of the settling tank (1) is hollow, a water inlet pipe (10) is embedded at the left end of the settling tank (1), the right end of the settling tank (1) is connected with an aeration tank (2), the right end of the aeration tank (2) is connected with a contact reaction tank (3), openings are formed in two ends of the aeration tank (2), a first filter screen (20) is installed at an opening at the left end, a second filter screen (21) is installed at an opening at the right end, a fixing plate (4) is arranged at the top of the aeration tank (2), a motor (5) is arranged in the middle of the fixing plate (4), a rotating shaft (50) is coaxially connected with an output shaft of the motor (5), a cross rod (51) is sleeved on the rotating shaft (50), a plurality of stirring rods (510) are arranged on the cross rod (51), an air pump (7) is arranged at the bottom of the outer wall, the annular aeration pipe (70) is communicated with the air pump (7), a plurality of aeration holes (700) are formed in the annular aeration pipe (70), a transverse plate (6) is arranged at the top of the contact reaction box (3), a plurality of hanging biological membrane plates (60) are arranged below the transverse plate (6), and a drain pipe (30) is embedded in the bottom of the right end of the contact reaction box (3).

2. The biological contact oxidation apparatus of claim 1, wherein: the settling tank (1) is fixedly welded with the water inlet pipe (10), and the settling tank (1) and the aeration tank (2) are of an integrally formed structure.

3. The biological contact oxidation apparatus of claim 1, wherein: aeration tank (2) and contact reaction case (3) are the integrated into one piece structure, drain pipe (30) and contact reaction case (3) butt fusion are fixed, install valve (300) on drain pipe (30), valve (300) and drain pipe (30) are the integrated into one piece structure.

4. The biological contact oxidation apparatus of claim 1, wherein: two openings arranged on the aeration tank (2) are respectively communicated with the sedimentation tank (1) and the contact reaction tank (3), the first filter screen (20) is fixedly bonded with the aeration tank (2), and the second filter screen (21) is fixedly bonded with the aeration tank (2).

5. The biological contact oxidation apparatus of claim 1, wherein: the fixed plate (4) is fixedly connected with the aeration tank (2) through bolts, the motor (5) is fixedly connected with the fixed plate (4) through bolts, the cross rod (51) and the rotating shaft (50) are of an integrally formed structure, the stirring rods (510) are distributed at equal intervals, the stirring rods (510) and the cross rod (51) are of an integrally formed structure, and the length of each stirring rod (510) is smaller than the depth of the aeration tank (2).

6. The biological contact oxidation apparatus of claim 1, wherein: the air pump (7) and the aeration box (2) are fixed through bolts, and the aeration holes (700) are distributed at equal intervals in an annular shape.

7. The biological contact oxidation apparatus of claim 1, wherein: diaphragm (6) are through bolt and contact reaction case (3) fixed connection, articulate biomembrane board (60) and be equidistant distribution, and have three in quantity at least, articulate biomembrane board (60) and diaphragm (6) and pass through bolt fixed connection, articulate the width of biomembrane board (60) and the width looks adaptation of contact reaction case (3).