CN214142039U

CN214142039U - Dual aeration intermittent type formula sewage treatment plant

Info

Publication number: CN214142039U
Application number: CN202023217694.4U
Authority: CN
Inventors: 肖进彬; 聂宁; 王晓雅; 刘晓杰; 王文博; 任秋鹤
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-09-07
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a dual aeration intermittent type formula sewage treatment plant belongs to sewage treatment plant technical field, and this dual aeration intermittent type formula sewage treatment plant includes sedimentation tank, equalizing basin, biofilm reactor, connecting pipe one side rigid coupling in equalizing basin, the aeration pipe that opposite side rigid coupling was equipped with in biofilm reactor, be equipped with filter screen, swash plate, spoiler and drain in the sedimentation tank, be equipped with aeration reinforcing means in the connecting pipe, aeration reinforcing means includes rotating electrical machines, drive mechanism, pivot and rotating vane, it connects in biofilm reactor inner wall to strain the hydrophone, the utility model discloses can make the precipitate in time get rid of and have the advantage that promotes the aeration effect.

Description

Dual aeration intermittent type formula sewage treatment plant

Technical Field

The utility model belongs to the technical field of sewage treatment plant, especially, relate to a dual aeration intermittent type formula sewage treatment plant.

Background

A large amount of sewage or waste water generated in industrial production or life is treated and then applied to various fields such as buildings, agriculture, traffic and the like, so that water resources are recycled, and a large amount of water resources are saved.

Most of the existing centralized sewage treatment plants adopt an activated sludge method or an activated sludge method as a blue book for process transformation; the oxidation trench process is the most prominent. The activated sludge process mainly utilizes the zoogloea condensed by aerobic microorganisms to decompose organic pollutants in the sewage, and simultaneously artificially oxygenizes the water, so that the dissolved oxygen content of the water is improved, an aerobic environment favorable for the growth of the zoogloea is formed, the microorganisms metabolize in the process and continuously propagate to form new zoogloea, and the excessive zoogloea is discharged out of a structure in the process to become residual sludge which needs an additional technology for treatment; meanwhile, the artificial oxygenation of the water body usually needs an air blower, needs additional equipment investment and increases the production cost.

The existing aeration device has a single aeration structure, and the sewage and air are not sufficiently mixed, so that the aeration efficiency is low, and the ever-increasing sewage treatment requirements of people are difficult to meet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dual aeration intermittent type formula sewage treatment plant, aim at solving the above-mentioned problem that proposes.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dual aeration intermittent type formula sewage treatment plant, this dual aeration intermittent type formula sewage treatment plant includes sedimentation tank, equalizing basin, agitator motor, connecting pipe, biofilm reactor, decant the ware, agitator motor passes through stirring gear and connects the stirring pivot, and stirring vane rigid coupling is in the stirring pivot, connecting pipe one side intercommunication equalizing basin, biofilm reactor are connected to the opposite side, be equipped with aeration reinforcing means on the connecting pipe, aeration reinforcing means includes rotating electrical machines, driving shaft, drive mechanism, pivot and rotating vane.

Preferably, the sedimentation tank in be equipped with filter screen, swash plate, spoiler and drain, the filter screen is located the swash plate top, both ends all set up the board of organizing to flow about the swash plate, the drain is fixed in the sedimentation tank bottom.

Preferably, the shaft of rotating electrical machines be fixed with the driving shaft, the pivot is equipped with pivot, lower pivot respectively, the pivot of going up is connected with the driving shaft through last drive mechanism, the lower pivot is connected with the driving shaft through lower drive mechanism, the lower extreme of going up pivot, lower pivot is fixedly connected with rotating vane respectively.

Preferably, the installation length direction of the rotating blade is consistent with the water flow direction, and a round hole is formed in the rotating blade.

Preferably, the interface of the circular hole is trapezoidal and is uniformly distributed along the blade direction.

The utility model has the advantages that: the utility model discloses set up screening and filtration flow, guarantee that the residue is separated, to adding the neutralizer in the sedimentation tank, handle the compound in the sewage, the sediment that will produce in the processing procedure in time discharges, and the aeration that establishs between the connecting tube is strengthened the device, is favorable to mixing under rotary vane's stirring effect, can effectively improve the aeration effect.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the aeration enhancing apparatus of the present invention;

fig. 3 is a schematic structural view of the cross section of the circular hole on the rotating blade of the present invention.

Wherein: 1-sewage inlet; 2, filtering a screen; 3-a sedimentation tank; 4-sloping plate; 5-a spoiler; 6-a sewage draining outlet; 7-a stirring motor; 8-stirring gear; 9-stirring blades; 10-stirring rotating shaft; 11-a regulating reservoir; 12-aeration enhancing means; 13-a connecting tube; 14-an aeration head; 15-a decanter; 16-a biofilm reactor; 17-an adjustment arm; 18-a rotating electrical machine; 19-a drive shaft; 20-an upper transmission mechanism; 21-lower transmission mechanism; 22-lower spindle; 23-rotating blades; 24-an upper rotating shaft; 25-round hole.

Detailed Description

In order to further understand the contents, features and functions of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

Referring to fig. 1 to 3, a dual aeration intermittent sewage treatment apparatus according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

This dual aeration intermittent type formula sewage treatment plant includes sedimentation tank 1, equalizing basin 11, agitator motor 7, connecting pipe 13, biofilm reactor 16, decanter 15, agitator motor 7 passes through stirring gear 8 and connects stirring pivot 10, and stirring vane 9 rigid coupling in stirring pivot 10, connecting pipe 13 one side intercommunication equalizing basin 11, biofilm reactor 16 is connected to the opposite side, be equipped with aeration reinforcing means 12 on the connecting pipe 13, aeration reinforcing means 12 includes rotating electrical machines 18, driving shaft 19, goes up drive mechanism 20, lower drive mechanism 21, goes up pivot 24, lower pivot 22 and rotating vane 23.

Specifically, be equipped with filter screen 2, swash plate 4, spoiler 5 and drain 6 in the sedimentation tank, filter screen 2 is located swash plate 4 top, and both ends all set up spoiler 5 about swash plate 4, and drain 6 is fixed in 1 bottom of sedimentation tank.

Specifically, a driving shaft 19 is fixed to a shaft of the rotating motor 18, an upper rotating shaft 24 and a lower rotating shaft 22 are respectively arranged on the rotating shafts, the upper rotating shaft 24 is connected with the driving shaft 19 through an upper transmission mechanism 20, the lower rotating shaft 22 is connected with the driving shaft 19 through a lower transmission mechanism 21, and rotating blades 23 are respectively and fixedly connected to the lower ends of the upper rotating shaft 24 and the lower rotating shaft 22.

Specifically, the installation length direction of the rotary blade 23 is consistent with the water flow direction and is provided with a circular hole 25.

Specifically, the interface of the circular hole 25 is trapezoidal and is uniformly distributed along the helical direction of the blade.

The utility model discloses a theory of operation is: when the device is used, sewage enters from a sewage inlet 1, part of large suspended matters and sludge are removed through a filter screen 2 in a sedimentation tank 3, an inclined plate and a flow blocking plate, the sewage enters a regulating tank 11 for stirring, first heavy aeration is carried out in an aeration enhancement device 12, second aeration is carried out through an aeration head 14, and purified water is obtained through a biomembrane reactor 16 and a decanter 15.

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. A dual aeration intermittent sewage treatment device is characterized by comprising a sedimentation tank (1), a regulating tank (11), a stirring motor (7), a connecting pipe (13), a biofilm reactor (16) and a decanter (15), the stirring motor (7) is connected with a stirring rotating shaft (10) through a stirring gear (8), a stirring blade (9) is fixed outside the stirring rotating shaft (10), one side of the connecting pipe (13) is communicated with the regulating tank (11), the other side is connected with the biofilm reactor (16), the aeration enhancement device (12) is arranged on the connecting pipe (13), and the aeration enhancement device (12) comprises a rotating motor (18), a driving shaft (19), an upper transmission mechanism (20), a lower transmission mechanism (21), an upper rotating shaft (24), a lower rotating shaft (22) and rotating blades (23).

2. A dual aeration intermittent sewage treatment device according to claim 1, wherein a filter screen (2), an inclined plate (4), a spoiler (5) and a sewage draining exit (6) are arranged in the sedimentation tank (1), the filter screen (2) is positioned above the inclined plate (4), the spoiler (5) is arranged at both the upper end and the lower end of the inclined plate (4), and the sewage draining exit (6) is fixed at the bottom of the sedimentation tank (1).

3. A dual aeration intermittent sewage treatment apparatus according to claim 2, wherein the rotating shaft of the rotating motor (18) is fixed to the driving shaft (19), the rotating shaft is provided with an upper rotating shaft (24) and a lower rotating shaft (22), the upper rotating shaft (24) is connected to the driving shaft (19) through an upper transmission mechanism (20), the lower rotating shaft (22) is connected to the driving shaft (19) through a lower transmission mechanism (21), and the lower ends of the upper rotating shaft (24) and the lower rotating shaft (22) are fixedly connected to the rotating blades (23), respectively.

4. A dual aeration intermittent type sewage treatment apparatus according to claim 1, wherein the rotary blade (23) is installed in a length direction corresponding to a water flow direction and provided with a circular hole (25).

5. A dual aeration intermittent type sewage treatment apparatus according to claim 4, wherein the interface of said circular holes (25) is trapezoidal and uniformly distributed in the direction of the blades.