CN212559656U

CN212559656U - Aerator for industrial wastewater treatment

Info

Publication number: CN212559656U
Application number: CN202020167808.XU
Authority: CN
Inventors: 刘刚; 韩建均; 杜昕; 徐珺
Original assignee: Beijing Beno Technology Development Co ltd; Hunan Benotech Environment Technology Co ltd
Current assignee: Beijing Beno Technology Development Co ltd; Hunan Benotech Environment Technology Co ltd
Priority date: 2020-02-13
Filing date: 2020-02-13
Publication date: 2021-02-19
Anticipated expiration: 2030-02-13

Abstract

The utility model discloses an aerator for industrial wastewater treatment; the utility model comprises a pressure water inlet, a compressed air inlet, an aerator outer cavity, an aerator outer nozzle, an aerator inner nozzle and a secondary compression device, the lower end of the pressure water fixing groove is fixedly provided with a pressure water connecting pipe, the lower end of the pressure water connecting pipe is fixedly provided with a pressure water inlet, an aerator outer cavity is fixedly arranged at the upper end of the pressure water fixing groove, an aerator outer nozzle is fixedly arranged at the outer end of the middle part of the aerator outer cavity, a compressed air protection clamping groove is fixedly arranged at the upper end of the outer cavity of the aerator, a compressed air fixing groove is fixedly arranged at the upper end of the compressed air protection clamping groove, a compressed air connecting pipe is fixedly arranged at the upper end of the compressed air fixing groove, a compressed air inlet is fixedly arranged at the upper end of the compressed air connecting pipe, the inner cavity of the aerator is fixedly arranged in the outer cavity of the aerator, so that the aeration effect is greatly improved.

Description

Aerator for industrial wastewater treatment

Technical Field

The utility model belongs to the technical field of waste water treatment, specifically be an aerator for industrial waste water treatment.

Background

In industrial wastewater treatment, aeration devices are common, and in the process of aeration devices, oxygen in air is forced to transfer into liquid, and the purpose of the aeration device is to obtain enough dissolved oxygen. In addition, the aeration also can prevent the suspension in the tank from sinking and strengthen the contact of the organic matters in the tank with microorganisms and dissolved oxygen. Therefore, microorganisms in the tank have the oxidative decomposition effect on organic matters in sewage under the condition of sufficient dissolved oxygen, and in the industrial wastewater treatment process, an aerator needs to be arranged in the aeration grit chamber for providing sufficient dissolved oxygen for wastewater treatment so as to improve the efficiency of wastewater treatment.

The butterfly type aerator is used for pressurizing air and then sending the air into an inner cavity of the aerator, and simultaneously pumping waste water into the inner cavity of the aerator, so that the air and the waste water are fully mixed and stirred in the inner cavity of the aerator, and the oxygen content in the waste water is increased. Traditional butterfly aerator is the inner chamber that the interior spray tube of through-hole inner tube sprays waste water to the aerator, makes waste water mix with the air in the inner chamber, however, because air and waste water stir in the inner chamber of aerator, the effect of mixing is relatively poor, leads to oxygen content in the waste water hardly to reach waste water treatment's requirement, and it is possible in the process of inner chamber stirring process moreover because large granule impurity causes the aeration effect poor, probably can also block up circular spout.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the above-mentioned problems, an aerator for industrial wastewater treatment is provided.

The utility model adopts the technical scheme as follows: the utility model provides an aerator for industrial waste water treatment, includes, pressure water inlet, compressed air inlet, aerator exocoel, the outer nozzle of aerator, nozzle and secondary compressor arrangement in the aerator, pressure water fixed slot lower extreme fixed mounting has the pressure water connecting pipe, pressure water connecting pipe lower extreme fixed mounting has the pressure water inlet, pressure water fixed slot upper end fixed mounting has the aerator exocoel, aerator exocoel middle part outer end fixed mounting has the outer nozzle of aerator, aerator exocoel upper end fixed mounting has compressed air protection draw-in groove, compressed air protection draw-in groove upper end fixed mounting has the compressed air fixed slot, compressed air fixed slot upper end fixed mounting has the compressed air connecting pipe, compressed air connecting pipe upper end fixed mounting has the compressed air inlet.

In a preferred embodiment, an inner cavity of the aerator is fixedly arranged in the outer cavity of the aerator, inner nozzles of the aerator are fixedly arranged at two ends of the inner cavity of the aerator, and secondary compression devices are fixedly arranged at two ends of the inner nozzles of the aerator.

In a preferred embodiment, the outer periphery of the outer aerator chamber is provided with a plurality of outer aerator nozzles arranged in a circumferential array about its central axis.

In a preferred embodiment, the filter device is installed and fixed inside the pressure water inlet and the compressed air inlet, and the outer ends of the pressure water inlet and the compressed air inlet are provided with circular notches.

In a preferred embodiment, the outer end of the outer nozzle of the aerator is provided with a metal anti-corrosion protective layer, and the inner part of the outer nozzle of the aerator is provided with a round nozzle.

In a preferred embodiment, a flow disturbing groove is further arranged outside the inner cavity of the aerator, the inner cavity of the aerator is in a cylindrical shape with a closed top end, and the bottom of the inner cavity of the aerator is hermetically connected to the outer cavity of the aerator.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, inside the compressed air import reachd the exposure ware exocoel, filter equipment can filter the large granule material in the air, and waste water discharges into the pressure water connecting pipe through the pressure water import, and the large granule material in the waste water is filtered by filter equipment, has improved the life cycle of device greatly.

2. The utility model discloses in, when probably mixing with the compressed air of outer end in reacing the exposure device inner chamber, because pressure is not enough and caused mixed effect poor, consequently in the exposure device inner chamber, installed secondary compressor arrangement, improved the fusion effect when mixing greatly.

3. The utility model discloses well mixed industrial waste water, through the outer nozzle blowout of exposure ware, the circular spout of the outer nozzle outer end of exposure ware has improved dissolved oxygen effect greatly.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic diagram of the top view structure of the present invention;

fig. 3 is a schematic diagram of the structure at B in the present invention.

The labels in the figure are: 1. a pressurized water inlet; 2. a pressure water connecting pipe; 3. a pressure water fixing groove; 4. an inner cavity of the aerator; 5. a secondary compression device; 6. an inner nozzle of the aerator; 7. an aerator outer cavity; 8. compressed air fixing grooves; 9. a compressed air connecting pipe; 10. a compressed air inlet; 11. a compressed air protection clamping groove; 12. a filtration device; 13. a circular spout; 14. a metal corrosion protection layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-3, an aerator for industrial wastewater treatment comprises a pressure water inlet 1, a compressed air inlet 10, an aerator outer cavity 7, an aerator outer nozzle B, an aerator inner nozzle 6 and a secondary compression device 5, wherein a pressure water connecting pipe 2 is fixedly installed at the lower end of a pressure water fixing groove 3, a pressure water inlet 1 is fixedly installed at the lower end of the pressure water connecting pipe 2, industrial wastewater is discharged through the pressure water inlet 1, the aerator outer cavity 7 is fixedly installed at the upper end of the pressure water fixing groove 3, an aerator outer nozzle B is fixedly installed at the outer end of the middle part of the aerator outer cavity 7, wastewater is aerated through the aerator outer nozzle B, a compressed air protection clamping groove 11 is fixedly installed at the upper end of the aerator outer cavity 7 to prevent overlarge pressure and cause device fracture, a compressed air fixing groove 8 is fixedly installed at the upper end of the compressed air protection clamping groove 11, a compressed air connecting pipe 9 is fixedly installed at the upper end of the, compressed air connecting pipe 9 upper end fixed mounting has compressed air inlet 10 for discharging into compressed air 10, and the inside fixed mounting of aerator exocoel 7 has aerator

inner chamber

4, and 4 both ends fixed mounting of aerator inner chamber have nozzle 6 in the aerator, and nozzle 6 both ends fixed mounting has secondary compression device 5 in the aerator, carries out the secondary compression to waste water.

Referring to fig. 1 to 2, in the present application, the filter device 12 is installed and fixed inside the pressure water inlet 1 and the compressed air inlet 10 to filter large particles in the wastewater and the air, the outer ends of the pressure water inlet 1 and the compressed air inlet 10 are both provided with circular notches, and the outer periphery of the outer aerator cavity 7 is provided with a plurality of outer aerator nozzles B arrayed around the circumference of the central axis thereof, so that the aeration effect of the wastewater is greatly improved.

Referring to fig. 1 to 3, in the present application, the outer end of the aerator outer nozzle B is a metal corrosion protection layer 14 to prevent chemical reaction with industrial wastewater, and the inner part of the aerator outer nozzle B is a circular nozzle 13 to make wastewater in a mist effect during aeration.

The working principle is as follows: the machine is an aerator for industrial wastewater treatment, in the industrial wastewater treatment, the aerator needs to be added into the industrial wastewater to improve the dissolved oxygen effect, the lower end is connected with a wastewater interface through a pressure water inlet 1, then the wastewater is discharged into a pressure water connecting pipe 2 through the pressure water inlet 1, large granular substances in the wastewater are filtered by a filtering device 12, then the filtered industrial wastewater reaches an inner cavity 4 of an exposure device through the pressure water connecting pipe 2, when the filtered industrial wastewater reaches the inner cavity 4 of the exposure device and is possibly mixed with compressed air at the outer end, the mixing effect is poor due to insufficient pressure, therefore, a secondary compression device 5 is arranged in the inner cavity 4 of the exposure device, the mixing effect is greatly improved, the compressed air enters through a compressed air inlet 10 at the upper end and then reaches the inside of an outer cavity 7 of the exposure device through the compressed air inlet 10, filter equipment 12 can filter the large granule material in the air, and the industrial waste water after the compression passes through the blowout of nozzle 6 in the exposure ware at both ends, then mixes with compressed air, then the industrial waste water who mixes, through the blowout of the outer nozzle B of exposure ware, circular spout 13 of the outer nozzle B outer end of exposure ware has improved the dissolved oxygen effect greatly, and one set of flow finishes.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an aerator for industrial waste water treatment, includes, pressure water inlet (1), compressed air import (10), aerator exocoel (7), aerator outer nozzle (B), in the aerator nozzle (6) and secondary compression device (5), its characterized in that: pressure water fixed slot (3) lower extreme fixed mounting has pressure water connecting pipe (2), pressure water connecting pipe (2) lower extreme fixed mounting has pressure water inlet (1), pressure water fixed slot (3) upper end fixed mounting has aerator exocoel (7), aerator exocoel (7) middle part outer end fixed mounting has outer nozzle of aerator (B), aerator exocoel (7) upper end fixed mounting has compressed air protection draw-in groove (11), compressed air protection draw-in groove (11) upper end fixed mounting has compressed air fixed slot (8), compressed air fixed slot (8) upper end fixed mounting has compressed air connecting pipe (9), compressed air connecting pipe (9) upper end fixed mounting has compressed air inlet (10).

2. An aerator for treatment of industrial waste water as claimed in claim 1, wherein: the aerator is characterized in that an aerator inner cavity (4) is fixedly arranged in the aerator outer cavity (7), nozzles (6) in the aerator are fixedly arranged at two ends of the aerator inner cavity (4), and secondary compression devices (5) are fixedly arranged at two ends of the nozzles (6) in the aerator.

3. An aerator for treatment of industrial waste water as claimed in claim 1, wherein: the outer periphery of the outer aerator cavity (7) is provided with a plurality of outer aerator nozzles (B) which are circumferentially arrayed around the central axis.

4. An aerator for treatment of industrial waste water as claimed in claim 1, wherein: the filter device (12) is fixedly installed inside the pressure water inlet (1) and the compressed air inlet (10), and circular notches are formed in the outer ends of the pressure water inlet (1) and the compressed air inlet (10).

5. An aerator for treatment of industrial waste water as claimed in claim 1, wherein: the outer end of the outer nozzle (B) of the aerator is provided with a metal anti-corrosion protective layer (14), and the inner part of the outer nozzle (B) of the aerator is provided with a circular nozzle (13).

6. An aerator for treatment of industrial waste water as claimed in claim 1, wherein: the outer part of the inner cavity (4) of the aerator is also provided with a flow disturbing groove, the inner cavity (4) of the aerator is in a cylinder shape with a closed top end, and the bottom of the inner cavity (4) of the aerator is hermetically connected to the outer cavity (7) of the aerator.