CN217780844U

CN217780844U - Constant water level lifting type decanter based on CWSBR (constant water level sequencing batch reactor) process

Info

Publication number: CN217780844U
Application number: CN202221254463.7U
Authority: CN
Inventors: 许亮; 王妍; 刘永刚
Original assignee: Dalian Mec Environmental Technology & Engineering Co ltd
Current assignee: Dalian Mec Environmental Technology & Engineering Co ltd
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2022-11-11
Anticipated expiration: 2032-05-24

Abstract

The utility model belongs to the technical field of environmental engineering sewage treatment, concretely relates to constant water level over-and-under type decanter based on CWSBR technology. Including motor, into water horn mouth, drain line, the motor passes through elevating system and connects into water horn mouth, the horn mouth that intakes passes through drain line intercommunication clear water district, the motion of the horn mouth that intakes is spacing by stop gear. The utility model discloses the aeration in-process, the horn mouth is located the top, and sealing washer and roof operation panel are close-fitting, and the clean water basin can not receive mud interference. And after the precipitation period is finished, the bell mouth is positioned below the liquid level, and the supernatant can enter the clean water tank along the drainage pipeline. The flare helps prevent the formation of eddies during decanting due to excessively fast flow rates. The utility model has low investment cost and low maintenance rate, and avoids the over-torque fault maintenance of the electric motor of the traditional decanter; the water outlet effect is good, and the defect that the sealing rubber ring of the traditional decanter is permanently soaked in muddy water is improved.

Description

Constant water level lifting type decanter based on CWSBR (continuous water sequencing batch reactor) process

Technical Field

The utility model belongs to the technical field of environmental engineering sewage treatment, concretely relates to constant water level over-and-under type decanter based on CWSBR technology.

Background

A sealing tank groove designed in the old constant water level decanter is reversely buckled above a water collecting funnel, the sealing tank groove is opened by a motor when water needs to be decanted, and the sealing tank groove is tightly buckled on the water collecting funnel by the motor when the water does not need to be decanted, so that the sludge rolling in the aeration process is prevented from entering a clean water tank from the water collecting funnel through a water outlet pipe.

The decanter has the following problems:

1. the sealing surface of the sealing tank groove is positioned at an underwater position, and the sealing effect is increasingly poor along with the aging of the sealing rubber ring. The sludge enters a clear water area along the decanter to cause the suspended substances in the effluent to exceed the standard.

2. The sealing tank groove is tightly buckled on the water collecting funnel, and the motor cannot normally work due to over-tight torque.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned prior art problem, provide a CWBBR technology constant water level over-and-under type decanter that equipment is simple, operation simple to operate, operating efficiency is high, operation and device cost are extremely low.

The utility model discloses a realize that the technical scheme who takes of above-mentioned purpose does: the utility model provides a constant water level over-and-under type decanter based on CWSBR technology, characterized by, includes motor, the horn mouth of intaking, drain line, the motor passes through elevating system and connects the horn mouth of intaking, the horn mouth of intaking passes through drain line intercommunication clear water district, the motion of the horn mouth of intaking is spacing by stop gear.

Elevating system includes lead screw, pulley, stationary mast, the motor is connected on lead screw upper portion, and the sub-unit connection horn mouth of intaking, the pulley is connected in the horn mouth both sides of intaking, and with stationary mast's upper portion is as the motion slide, stationary mast connects as the support in operation and motor platform below.

The drainage pipeline comprises an upper water inlet thin pipe, a transverse water inlet thick pipe and a vertical water inlet thick pipe, wherein the upper water inlet thin pipe is connected below the water inlet bell mouth and moves along with the upper water inlet thin pipe, the vertical water inlet thick pipe is located below the upper water inlet thin pipe, a sealing rubber sleeve is arranged at the joint of the upper water inlet thin pipe and the vertical water inlet thick pipe, and the transverse water inlet thick pipe is connected to the lower part of the vertical water inlet thick pipe and communicated to a clean water area.

Stop gear is including operation and motor platform, stopper, operation and motor platform are located biochemical pond liquid level top for the rising action of the horn mouth of intaking is spacing, the stopper is connected on the stationary mast of biochemical pond liquid level below for the descending action of the horn mouth of intaking is spacing.

The scum baffle is connected to the outer side of the stopper.

The water inlet bell mouth is connected with the sealing rubber ring.

In the aeration process of the utility model, the bell mouth is positioned at the top and is higher than the liquid level. The sealing ring is closely attached to the top plate operating platform, and the clean water tank cannot be interfered by sludge. And after the precipitation period is finished, the bell mouth is positioned below the liquid level, and the supernatant can enter the clean water tank along the drainage pipeline. The flare helps prevent the formation of vortices during decanting due to excessive flow rates. The utility model has low investment cost and low maintenance rate, and avoids the over-torque fault maintenance of the electric motor of the traditional decanter; the water outlet effect is good, and the defect that the sealing rubber ring of the traditional decanter is permanently soaked in muddy water is improved.

Drawings

Fig. 1 is a schematic structural diagram (decanting state) of the utility model.

FIG. 2 is a schematic view of the structure of the present invention (aeration state).

Fig. 3 is a schematic structural diagram (top view) of the present invention.

In the figure: 1 lead screw, 2 motors, 3 operations and motor platforms, 4 scum baffles, 5 limiters, 6 upper water inlet thin tubes, 7 transverse water inlet thick tubes, 8 sealing rubber sleeves, 9 pulleys, 10 fixed stand columns, 11 sealing rubber rings, 12 water inlet bell mouths, 13 motor protective shells and 14 vertical water inlet thick tubes.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited to the specific embodiments.

Examples

As shown in fig. 1-3, the constant water level lifting decanter based on the CWSBR process comprises a motor 2, a water inlet bell mouth 12 and a drainage pipeline, wherein the motor 2 is connected with the water inlet bell mouth 12 through a lifting mechanism, the water inlet bell mouth 12 is communicated with a clear water area through the drainage pipeline, and the movement of the water inlet bell mouth 12 is limited by a limiting mechanism.

Elevating system includes lead screw 1, pulley 9, stationary mast 10, motor 2 is connected on 1 upper portion of lead screw, and the sub-unit connection horn mouth 12 that intakes, pulley 9 is connected in the horn mouth 12 both sides of intaking, and with the upper portion of stationary mast 10 is as the motion slide, stationary mast 10 is connected in operation and motor platform 3 below as the support.

The drain line includes that the tubule 6, the thick pipe 7 of horizontal intaking, the thick pipe 14 of vertical intaking of upper portion intaking, the tubule 6 of intaking in upper portion is connected in the 12 below of the horn mouth of intaking and is removed along with it, the thick pipe 14 of vertical intaking is located the thin pipe 6 below of upper portion intaking, and both junctions are equipped with sealed gum cover 8, the thick pipe 7 of horizontal intaking is connected in the thick pipe 14 lower part of vertical intaking, and then communicates to the clear water district.

Stop gear is including operation and motor platform 3, stopper 5, operation and motor platform 3 are located biochemical pond liquid level top for the rising action of the horn mouth 12 of intaking is spacing, stopper 5 is connected on the stationary mast 10 of biochemical pond liquid level below for the decline action of the horn mouth 12 of intaking is spacing.

The outer side of the limiter 5 is connected with a scum baffle 4.

The water inlet bell mouth 12 is connected with the sealing rubber ring 11.

The utility model discloses the working process: after the sedimentation of the constant water level CWSBR biochemical tank is finished, the motor 2 is started, and the water inlet bell mouth 12 and the upper water inlet thin tube 6 are driven by the screw rod 1 to move downwards. When the pulley 9 reaches the limiter 5, the motor 2 is automatically closed through a travel switch matched with the motor, and the movement is stopped. The supernatant of the biochemical pool enters a clear water area through a water inlet bell mouth 12, an upper water inlet thin tube 6, a vertical water inlet thick tube 14 and a transverse water inlet thick tube 7. After the water decanting is finished, the motor 2 is started, and the water inlet bell mouth 12 and the upper water inlet thin tube 6 move upwards under the driving of the screw rod 1. When the sealing rubber ring 11 reaches the top plate operation and the motor platform 3, the motor 2 is automatically turned off through a travel switch matched with the motor, and the movement is stopped.

Claims

1. The utility model provides a constant water level over-and-under type decanter based on CWSBR technology, characterized by, includes motor, the horn mouth of intaking, drain line, the motor passes through elevating system and connects the horn mouth of intaking, the horn mouth of intaking passes through drain line intercommunication clear water district, the motion of the horn mouth of intaking is spacing by stop gear.

2. The constant water level lifting decanter based on the CWSBR process as claimed in claim 1, wherein the lifting mechanism comprises a screw, pulleys and fixed columns, the upper part of the screw is connected with a motor, the lower part of the screw is connected with a water inlet bell mouth, the pulleys are connected to two sides of the water inlet bell mouth, the upper parts of the fixed columns are used as moving slideways, and the fixed columns are connected below an operation and motor platform and used as supports.

3. The constant water level lifting decanter based on the CWSBR process as claimed in claim 1, wherein the drainage pipeline comprises an upper water inlet thin pipe, a transverse water inlet thick pipe and a vertical water inlet thick pipe, the upper water inlet thin pipe is connected below the water inlet bell mouth and moves along with the water inlet thin pipe, the vertical water inlet thick pipe is located below the upper water inlet thin pipe, a sealing rubber sleeve is arranged at the joint of the upper water inlet thin pipe and the vertical water inlet thick pipe, and the transverse water inlet thick pipe is connected to the lower portion of the vertical water inlet thick pipe and further communicated to a clean water area.

4. The constant water level lifting decanter based on the CWSBR technology as claimed in claim 1, wherein the limiting mechanism comprises an operation and motor platform and a limiter, the operation and motor platform is located above the liquid level of the biochemical tank and used for limiting the ascending action of the water inlet bell mouth, and the limiter is connected to a fixed upright post below the liquid level of the biochemical tank and used for limiting the descending action of the water inlet bell mouth.

5. The constant water level lifting decanter of claim 4 based on the CWSBR process, wherein a scum baffle is connected to the outer side of the stopper.

6. The constant water level lifting decanter based on the CWSBR technology as claimed in claim 1, wherein the water inlet bell mouth is connected with a sealing rubber ring.