CN212833074U

CN212833074U - Aerator for industrial wastewater treatment

Info

Publication number: CN212833074U
Application number: CN202021397207.4U
Authority: CN
Inventors: 郭烨烨; 孙丰凯; 徐茜; 刘艳茹
Original assignee: Shandong Daojian Environmental Protection Technology Co ltd
Current assignee: Shandong Daojian Environmental Protection Technology Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-03-30
Anticipated expiration: 2030-07-16

Abstract

The utility model discloses an aerator for industrial waste water treatment, which comprises a housin, the casing is cylindric hollow structure, fixed motor and the air pump of being equipped with on the casing, the casing is fixed to be inlayed down and is equipped with the section of thick bamboo of intaking, the pivot of motor stretches into in the casing and the fixed transmission shaft that is equipped with of lower extreme, the transmission shaft extends to in the section of thick bamboo of intaking, the fixed cover of transmission shaft lower extreme outer wall is equipped with the bearing, the bearing through a plurality of connecting rods with a section of thick bamboo inner wall fixed connection intakes, the transmission shaft is close to the fixed a plurality of helical blade that is equipped with of lower extreme outer wall, the. Has the advantages that: can send into sewage along a section of thick bamboo of intaking in the casing, blow in the casing with outside air from the casing bottom and mix with sewage, can drive the stirring leaf simultaneously and rotate and carry out abundant stirring to air and sewage in the casing for the air can be abundant and the contact of sewage, thereby the oxygen content of improvement sewage that can be great.

Description

Aerator for industrial wastewater treatment

Technical Field

The utility model relates to a waste water treatment field particularly, relates to an aerator for industrial waste water treatment.

Background

In the industrial wastewater treatment process, an aerator needs to be arranged in the aeration grit chamber for providing enough dissolved oxygen for wastewater treatment so as to improve the efficiency of wastewater treatment. The butterfly-shaped aerator is commonly used in the prior aeration grit chamber, and is characterized in that air is pressurized and then sent into an inner cavity of the aerator, and simultaneously, wastewater is pumped into the inner cavity of the aerator, so that the air and the wastewater are fully mixed and stirred in the inner cavity of the aerator, and the oxygen content in the wastewater is increased. The traditional butterfly aerator is characterized in that an inner spray pipe of an inner barrel of a through hole sprays waste water to an inner cavity of the aerator, so that the waste water is mixed with air in the inner cavity, however, the effect of mixing the air and the waste water in the inner cavity of the aerator is poor, and the oxygen content in the waste water is difficult to meet the requirement of waste water treatment.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an aerator for industrial waste water treatment 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: an aerator for industrial wastewater treatment comprises a shell, wherein the shell is in a cylindrical hollow structure, a motor and an air pump are fixedly arranged on the shell, a water inlet cylinder is fixedly embedded under the shell, a rotating shaft of the motor extends into the shell, a transmission shaft is fixedly arranged at the lower end of the motor, the transmission shaft extends into the water inlet cylinder, the outer wall of the lower end of the transmission shaft is fixedly sleeved with a bearing, the bearing is fixedly connected with the inner wall of the water inlet cylinder through a plurality of connecting rods, a plurality of helical blades are fixedly arranged on the outer wall of the transmission shaft close to the lower end, the outer wall of the middle part of the transmission shaft is fixedly provided with a plurality of stirring blades, the side wall of the shell is fixedly embedded with a plurality of drainage cylinders, the lower end of the shell is fixedly embedded with a plurality of air nozzles which are connected with the output end of the air pump through air pipes, the input of air pump is connected with the intake pipe, the fixed cover of casing upper end outer wall is equipped with the foam ring.

Furthermore, the motor is fixed at the position of the circle center at the upper end of the shell.

Furthermore, the rotating shaft of the motor is fixedly connected with the transmission shaft through a coupler.

Furthermore, a gas collecting hood is fixedly arranged at one end, far away from the air pump, of the gas inlet pipe, and a dust filtering net is fixedly arranged in the gas collecting hood.

Further, a protective shell is fixedly arranged on the shell, the protective shell covers the motor and the air pump, an opening in the upper end of the protective shell is fixedly provided with a cover plate through a bolt, and the air inlet pipe and the air pipe penetrate through the protective shell.

Furthermore, a sealing gasket is fixedly arranged below the cover plate.

Furthermore, the middle part of the cover plate is provided with a wire hole, and the wire hole is internally provided with a sealing wire protection sleeve.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model discloses a set up casing, motor, air pump, a water inlet section of thick bamboo, transmission shaft, bearing, helical blade, stirring leaf, a drainage section of thick bamboo, air nozzle and foam ring, can send sewage into the casing along the water inlet section of thick bamboo in, blow in the casing with outside air from the casing bottom and mix with sewage, can drive the stirring leaf simultaneously and rotate and carry out abundant stirring to air and sewage in the casing for the air can be fully with the sewage contact, thereby the oxygen content of improvement sewage that can be great.

(2) The utility model discloses a set up the shaft coupling, can be in the same place the pivot of motor and transmission shaft are fixed.

(3) The utility model discloses a set up the gas collecting channel and strain the dirt net, can the filtering send into the dust in the air in the casing.

(4) The utility model discloses a set up protecting crust and apron, can carry out water proof to motor and air pump.

(5) The utility model discloses a set up seal ring, can increase the leakproofness between apron and the protecting crust.

(6) The utility model discloses a set up line hole and sealed protecting wire cover, can be used for wearing the power cord to sealed protecting wire cover can seal line hole department.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of an aerator for industrial wastewater treatment according to an embodiment of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is an enlarged view of the structure at B in fig. 1.

Reference numerals:

1. a housing; 2. a motor; 3. an air pump; 4. a water inlet cylinder; 5. a drive shaft; 6. a bearing; 7. a connecting rod; 8. a helical blade; 9. stirring blades; 10. a drain cylinder; 11. an air nozzle; 12. an air tube; 13. an air inlet pipe; 14. a foam ring; 15. a coupling; 16. a gas-collecting hood; 17. a dust filter screen; 18. a protective shell; 19. a cover plate; 20. a wire hole.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

the first embodiment is as follows:

referring to fig. 1-3, an aerator for industrial wastewater treatment according to an embodiment of the present invention includes a housing 1, the housing 1 is a cylindrical hollow structure, a motor 2 and an air pump 3 are fixedly disposed on the housing 1, a water inlet tube 4 is fixedly embedded under the housing 1, a rotating shaft of the motor 2 extends into the housing 1, a transmission shaft 5 is fixedly disposed at a lower end of the rotating shaft, the transmission shaft 5 extends into the water inlet tube 4, a bearing 6 is fixedly disposed on an outer wall of a lower end of the transmission shaft 5, the bearing 6 is fixedly connected with an inner wall of the water inlet tube 4 through a plurality of connecting rods 7, a plurality of helical blades 8 are fixedly disposed on the outer wall of the transmission shaft 5 near the lower end, a plurality of stirring blades 9 are fixedly disposed on an outer wall of a middle portion of the transmission shaft 5, a plurality of water discharge tubes 10 are fixedly embedded on a side wall of the housing, the air nozzle 11 all through trachea 12 with the output of air pump 3 is connected, the input of air pump 3 is connected with intake pipe 13, the fixed cover of casing 1 upper end outer wall is equipped with foam ring 14.

Through the above technical scheme of the utility model, can send into casing 1 with sewage along an inlet cylinder 4 in, blow in casing 1 with outside air from casing 1 bottom and mix with sewage, can drive stirring leaf 9 simultaneously and rotate air and sewage in to casing 1 and carry out abundant stirring for the air can be abundant and the sewage contact, thereby the oxygen content of improvement sewage that can be great.

Example two:

referring to fig. 1 and 2, for the motor 2, the motor 2 is fixed at the center of the circle at the upper end of the housing 1; for the motor 2, a rotating shaft of the motor 2 is fixedly connected with the transmission shaft 5 through a coupling 15; for the air inlet pipe 13, a gas collecting hood 16 is fixedly arranged at one end of the air inlet pipe 13 far away from the air pump 3, and a dust filtering net 17 is fixedly arranged in the gas collecting hood 16.

Through the above technical scheme of the utility model, shaft coupling 15 can be in the same place motor 2's pivot and transmission shaft 5 are fixed, and dust filter 17 can the filtering send into the dust in the air in the casing 1.

Example three:

referring to fig. 1 and 2, for the housing 1, a protective shell 18 is fixedly arranged on the housing 1, the protective shell 18 covers the motor 2 and the air pump 3, an opening is formed in the upper end of the protective shell 18, a cover plate 19 is fixedly arranged on the protective shell through a bolt, and the air inlet pipe 13 and the air pipe 12 both penetrate through the protective shell 18; for the cover plate 19, a sealing gasket is fixedly arranged below the cover plate 19; for the cover plate 19, a wire hole 20 is formed in the middle of the cover plate 19, and a sealing wire protection sleeve is arranged in each wire hole 20.

Through the above technical scheme of the utility model, protecting crust 18 and apron 19 can carry out water proof to motor 2 and air pump 3, and seal ring can increase the leakproofness between apron 19 and the protecting crust 18, and line hole 20 can be used for wearing the power cord to sealed protecting wire cover can seal 20 departments in the line hole.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the shell 1 is placed in a sewage tank, under the buoyancy action of the foam ring 14, the lower end of the shell 1 extends into sewage, the upper end of the shell floats on the water surface, the motor 2 can drive the transmission shaft 5 to rotate so as to drive the spiral blade 8 to rotate, the sewage in the sewage tank can be continuously conveyed into the shell 1, meanwhile, the air pump 3 can send the air filtered by the dust filter 17 into the shell 1 from the air nozzle 11 to be contacted with the sewage, meanwhile, the transmission shaft 5 can drive the stirring blade 9 to rotate so as to stir the sewage and the air, so that the air and the sewage are mixed more uniformly, the mixed sewage is discharged from the drainage cylinder 10, air bubbles can be broken, the air can be fully contacted with the sewage, the oxygen content of the sewage can be greatly improved, and certain electric energy can be saved only by arranging one motor, shaft coupling 15 can be in the same place motor 2's pivot and transmission shaft 5 are fixed, and the dust screen 17 can filter the dust of sending into in the air of casing 1, and protective housing 18 and apron 19 can carry out water proof protection to motor 2 and air pump 3, and seal ring can increase the leakproofness between apron 19 and the protective housing 18, and line hole 20 can be used for wearing the power cord to sealed protect the line cover and can seal up 20 departments in the line hole.

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 aerator for treating industrial wastewater is characterized by comprising a shell (1), wherein the shell (1) is of a cylindrical hollow structure, a motor (2) and an air pump (3) are fixedly arranged on the shell (1), a water inlet barrel (4) is fixedly embedded under the shell (1), a rotating shaft of the motor (2) extends into the shell (1), a transmission shaft (5) is fixedly arranged at the inner end and the lower end of the shell (1), the transmission shaft (5) extends into the water inlet barrel (4), a bearing (6) is fixedly sleeved on the outer wall of the lower end of the transmission shaft (5), the bearing (6) is fixedly connected with the inner wall of the water inlet barrel (4) through a plurality of connecting rods (7), a plurality of spiral blades (8) are fixedly arranged on the outer wall of the lower end of the transmission shaft (5), a plurality of stirring blades (9) are fixedly arranged on the outer wall of the middle part of the transmission shaft (5), a plurality of water drainage barrels, casing (1) lower extreme is fixed to be inlayed and is equipped with a plurality of air nozzles (11), air nozzle (11) all through trachea (12) with the output of air pump (3) is connected, the input of air pump (3) is connected with intake pipe (13), casing (1) upper end outer wall is fixed to be overlapped and is equipped with foam ring (14).

2. An aerator for industrial waste water treatment according to claim 1, characterized in that the motor (2) is fixed to the upper end of the housing (1) at the centre of a circle.

3. An aerator as claimed in claim 1, characterised in that the rotation shaft of the motor (2) is fixedly connected to the drive shaft (5) by means of a coupling (15).

4. The aerator as claimed in claim 1, characterized in that a gas collecting hood (16) is fixedly arranged at one end of the gas inlet pipe (13) far away from the gas pump (3), and a dust filtering net (17) is fixedly arranged in the gas collecting hood (16).

5. The aerator for industrial wastewater treatment according to claim 1, characterized in that a protective shell (18) is fixedly arranged on the housing (1), the protective shell (18) covers the motor (2) and the air pump (3), a cover plate (19) is fixedly arranged at the upper end of the protective shell (18) in an opening manner through bolts, and the air inlet pipe (13) and the air pipe (12) both penetrate through the protective shell (18).

6. An aerator for industrial waste water treatment according to claim 5, characterized in that a sealing washer is fixedly arranged under the cover plate (19).

7. The aerator as claimed in claim 6, wherein a wire hole (20) is formed in the middle of the cover plate (19), and a sealing wire sheath is arranged in each wire hole (20).