CN216419191U

CN216419191U - Sewage air stirring mixer

Info

Publication number: CN216419191U
Application number: CN202122869451.7U
Authority: CN
Inventors: 李建; 李振芳; 陈文�
Original assignee: Suzhou Dadao Environmental Protection Technology Co ltd
Current assignee: Suzhou Dadao Environmental Protection Technology Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-05-03
Anticipated expiration: 2031-11-22

Abstract

The utility model discloses a sewage air stirring mixer, including the first-level mixing chamber, fixedly connected with is used for the intake pipe that the air got into on the first-level mixing chamber, fixed mounting has the reducer on the first-level mixing chamber, fixed mounting has the second grade mixing chamber on the reducer, the major orifice diameter of reducer is with the diameter of first-level mixing chamber, the minor orifice diameter is with the diameter of second grade mixing chamber, fixed mounting has the reducing pipe on the second grade mixing chamber, the shape of reducing pipe is with the reducer; and a plurality of cutting bodies are fixedly connected to the inner side wall of the second-stage mixing chamber. The utility model discloses simple structure utilizes one-level mixing chamber and second grade mixing chamber to carry out the multistage mixture to sewage, relies on the reducing pipe to drive the sewage of more proportions, utilizes the cutting body to cut repeatedly sewage simultaneously for sewage reaches extreme turbulent motion, carries out violent mixture with the air, and the stirring mixes effectually, is difficult for blockking up.

Description

Sewage air stirring mixer

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a device for stirring and mixing sewage by using air (or other gases, which are all described by air below).

Background

In the sewage treatment process, the sewage is sometimes required to be fully stirred and mixed by air. The stirring and mixing have two functions, one is to dissolve oxygen in the air into the sewage and oxidize and remove pollutants in the sewage; the other function is to make the particles in the sewage flow sufficiently by using the air stirring function so as not to be accumulated in the sewage treatment reactor. The existing air stirring mixer has a perforated pipe type, a micro-hole type, a rotational flow type, a mechanical type and the like. The perforated tubular structure is the simplest, but the stirring efficiency is the worst. The microporous type has the best oxygen dissolving effect, but is easy to block. The rotational flow type and the mechanical type are both complex in structure and are not applied much.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sewage air stirring blender, simple structure, the stirring is mixed effectually, is difficult for blockking up 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 sewage air stirring mixer comprises a primary mixing chamber, wherein an air inlet pipe for air to enter is fixedly connected to the primary mixing chamber, a reducing pipe is fixedly installed on the primary mixing chamber, a secondary mixing chamber is fixedly installed on the reducing pipe, the diameter of a large opening of the reducing pipe is equal to that of the primary mixing chamber, the diameter of a small opening of the reducing pipe is equal to that of the secondary mixing chamber, a reducing pipe is fixedly installed on the secondary mixing chamber, and the shape of the reducing pipe is equal to that of the reducing pipe; and a plurality of cutting bodies are fixedly connected to the inner side wall of the second-stage mixing chamber.

As the utility model discloses a sewage air mixing agitator is preferred, be fixed with quick-operation joint in the intake pipe.

As the utility model discloses a sewage air mixing agitator is preferred, the first ring flange of the overhead equal fixedly connected with in both ends of one-level mixing chamber, the overhead equal fixedly connected with second ring flange in both ends of reducer, one of them first ring flange and one of them the second ring flange passes through bolt fixed connection and is in the same place.

As the utility model discloses a sewage air mixing blender is preferred, the overhead equal fixedly connected with third flange dish in both ends of second grade mixing chamber, one of them third flange dish and another the second flange dish passes through bolt fixed connection and is in the same place.

As the utility model discloses a sewage air mixing blender is preferred, equal fixedly connected with fourth ring flange, one of them on the both ends of divergent pipe head fourth ring flange and another the third ring flange passes through bolt fixed connection and is in the same place.

As the utility model discloses a sewage air mixing blender is preferred, a plurality of the cutting body sets up to 4-8 rows, two adjacent rows staggered arrangement.

As the utility model discloses a sewage air mixing agitator is preferred, the interval of two adjacent cutting bodies of same row is 20-40 mm.

As the utility model discloses a sewage air stirring blender is preferred, the diameter of one-level mixing chamber is 50-300mm for D, and length is 50-300mm for L, the diameter of second grade mixing chamber is 0.2-0.8D, and length is 2-10L.

As the utility model discloses a sewage air mixing agitator is preferred, the length of reducing pipe and divergent pipe is 0.8-1.5L.

As the sewage air mixing agitator of the utility model is preferable, the length of the cutting body is 50-300mm, the width is 2-4mm, and the height is 20-100 mm.

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

the utility model discloses simple structure utilizes one-level mixing chamber and second grade mixing chamber to carry out the multistage mixture to sewage, relies on the reducing pipe to drive the sewage of more proportions, utilizes the cutting body to cut repeatedly sewage simultaneously for sewage reaches extreme turbulent motion, carries out violent mixture with the air, and the stirring mixes effectually, is difficult for blockking up.

Drawings

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

FIG. 2 is a sectional view of the second stage mixing chamber of the present invention;

fig. 3 is a schematic structural diagram of another embodiment of the present invention;

fig. 4 is an exploded view of another embodiment of the present invention.

In the figure: 1. a primary mixing chamber; 2. an air inlet pipe; 3. a reducer; 4. a secondary mixing chamber; 5. a divergent pipe; 6. cutting the body; 7. a quick coupling; 8. a first flange plate; 9. a second flange plate; 10. a third flange plate; 11. and a fourth flange plate.

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.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

Example 1

Referring to fig. 1 and fig. 2, the present invention provides a technical solution:

a sewage air stirring mixer comprises a primary mixing chamber 1, an air inlet pipe 2 for air to enter is fixedly connected on the primary mixing chamber 1, a quick connector 7 is fixed on the air inlet pipe 2 to facilitate quick connection of an air delivery pipe, meanwhile, the quick disassembly is convenient, the reducer 3 is fixedly arranged on the first-stage mixing chamber 1, the second-stage mixing chamber 4 is fixedly arranged on the reducer 3, the diameter of a large opening of the reducer 3 is the same as that of the first-stage mixing chamber 1, the diameter of a small opening of the reducer 3 is the same as that of the second-stage mixing chamber 4, the diameter of the first-stage mixing chamber 1 is 50-300mm, the length of the first-stage mixing chamber 1 is 50-300mm, the diameter of the second-stage mixing chamber 4 is 0.2-0.8D, the length of the second-stage mixing chamber 4 is 2-10L, the reducer 5 is fixedly arranged on the second-stage mixing chamber 4, the shape of the reducer 5 is the same as that of the reducer 3, and the lengths of the reducer 3 and the reducer 5 are 0.8-1.5L; the inner side wall of the second-stage mixing chamber 4 is fixedly connected with a plurality of cutting bodies 6, the length of each cutting body 6 is 50-300mm, the width of each cutting body 6 is 2-4mm, the height of each cutting body is 20-100mm, the plurality of cutting bodies 6 are arranged in 4-8 rows, two adjacent rows are arranged in a staggered mode, the distance between every two adjacent cutting bodies 6 in the same row is 20-40mm, and good cutting effect on sewage is guaranteed.

Air carries out the one-level with sewage and mixes in getting into one-level mixing chamber 1 through intake pipe 2, reentrant reducer 3 is interior, along with overflowing the section size and diminishing gradually, the corresponding gradual reduction of air and sewage mixture's pressure, the effect air through reducer 3 can drive the sewage of more proportions and get into second grade mixing chamber 4, it mixes to overflow the minimum second grade mixing chamber 4 of section size and carry out the second grade, utilize cutting body 6 on the inside wall of second grade mixing chamber 4 to cut sewage repeatedly simultaneously, make sewage reach extreme turbulent motion, carry out violent mixture with the air, air and sewage are through this agitator mixer of gradually expanding 5 discharges afterwards, this agitator mixer simple structure, the stirring mixing effect is good, difficult jam.

Example 2

Referring to fig. 3 and 4, the difference from embodiment 1 is that:

first flange plates 8 are fixedly connected to both end heads of the first-stage mixing chamber 1, second flange plates 9 are fixedly connected to both end heads of the reducer 3, one of the first flange plates 8 is fixedly connected with one of the second flange plates 9 through bolts, third flange plates 10 are fixedly connected to both end heads of the second-stage mixing chamber 4, one of the third flange plates 10 is fixedly connected with the other second flange plate 9 through bolts, fourth flange plates 11 are fixedly connected to both end heads of the reducer 5, one of the fourth flange plates 11 is fixedly connected with the other third flange plate 10 through bolts, and the first-stage mixing chamber 1, the reducer 3, the second-stage mixing chamber 4 and the reducer 5 are connected through the flange plates, so that the mixing mixer is convenient to disassemble and assemble, the convenience of installation and maintenance is improved, and meanwhile, a sealing ring is installed on the flange plates, avoiding liquid leakage.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sewage air stirring blender, includes one-level mixing chamber (1), its characterized in that: an air inlet pipe (2) for air to enter is fixedly connected to the first-stage mixing chamber (1), a reducing pipe (3) is fixedly installed on the first-stage mixing chamber (1), a second-stage mixing chamber (4) is fixedly installed on the reducing pipe (3), the diameter of a large opening of the reducing pipe (3) is equal to that of the first-stage mixing chamber (1), the diameter of a small opening of the reducing pipe is equal to that of the second-stage mixing chamber (4), a reducing pipe (5) is fixedly installed on the second-stage mixing chamber (4), and the shape of the reducing pipe (5) is equal to that of the reducing pipe (3); and a plurality of cutting bodies (6) are fixedly connected to the inner side wall of the secondary mixing chamber (4).

2. A sewage air mixing agitator as defined in claim 1, wherein: and a quick connector (7) is fixed on the air inlet pipe (2).

3. A sewage air mixing agitator as defined in claim 1, wherein: the two ends of the first-stage mixing chamber (1) are fixedly connected with first flange plates (8), the two ends of the reducer (3) are fixedly connected with second flange plates (9), and one of the first flange plates (8) is fixedly connected with one of the second flange plates (9) through bolts.

4. The sewage air agitating mixer of claim 3, wherein: and the two end heads of the secondary mixing chamber (4) are fixedly connected with third flange discs (10), wherein one third flange disc (10) is fixedly connected with the other second flange disc (9) through bolts.

5. A sewage air mixing agitator as defined in claim 4, wherein: and the two end heads of the divergent pipe (5) are fixedly connected with fourth flange plates (11), wherein one fourth flange plate (11) is fixedly connected with the other third flange plate (10) through bolts.

6. A sewage air mixing agitator as defined in claim 1, wherein: the cutting bodies (6) are arranged into 4-8 rows, and two adjacent rows are arranged in a staggered mode.

7. A sewage air mixing agitator as defined in claim 6, wherein: the distance between two adjacent cutting bodies (6) in the same row is 20-40 mm.

8. A sewage air mixing agitator as defined in claim 1, wherein: the diameter of the first-stage mixing chamber (1) is 50-300mm, the length of the first-stage mixing chamber is 50-300mm, the diameter of the second-stage mixing chamber (4) is 0.2-0.8D, and the length of the second-stage mixing chamber is 2-10L.

9. The sewage air agitating mixer of claim 8, wherein: the lengths of the reducing pipe (3) and the expanding pipe (5) are both 0.8-1.5L.

10. A sewage air mixing agitator as defined in claim 1 wherein: the length of the cutter (6) is 50-300mm, the width is 2-4mm, and the height is 20-100 mm.