CN114432772A

CN114432772A - Rotary disc filter for sewage treatment

Info

Publication number: CN114432772A
Application number: CN202011212551.6A
Authority: CN
Inventors: 王波
Original assignee: Jiangsu Riyuan Environmental Engineering Co ltd
Current assignee: Jiangsu Riyuan Environmental Engineering Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2022-05-06

Abstract

The invention discloses a rotary disc filter for sewage treatment, which comprises a filter cylinder, wherein a driving motor is installed on the filter cylinder, a plurality of filter cakes are uniformly arranged on an output shaft of the driving motor and are all positioned in the filter cylinder, a plurality of cleaning mechanisms are installed on the upper end surface of the filter cylinder, a transmission mechanism is arranged between the cleaning mechanisms and the output shaft, a flushing tank is installed on the upper end surface of the filter cylinder, a flushing mechanism is arranged in the flushing tank, the side wall of the upper end of the filter cylinder is connected with a water inlet pipe, and the side wall of the lower end of the filter cylinder is connected with a water outlet pipe. According to the invention, through the matching of the transmission mechanism and the cleaning mechanism, the filter cake can be cleaned to prevent the filter cake from being blocked by impurities when the filter cake filters sewage, so that the filtering quality and the filtering efficiency of the filter cake are improved, and through the matching of the flushing mechanism and the waste residue pipe, the waste residue accumulated in the filter cylinder can be quickly discharged out of the filter cylinder, and the filter cake can be further cleaned.

Description

Rotary disc filter for sewage treatment

Technical Field

The invention relates to the technical field of filters, in particular to a rotary disc filter for sewage treatment.

Background

The sewage discharged from a pollution source cannot meet the requirement of a discharge standard or cannot meet the requirement of environmental capacity due to high total amount or concentration of pollutants, so that the sewage treatment is required when the quality of a water environment and the functional target are reduced, and the sewage treatment is widely applied to various fields of buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like.

The rotary disc filter is one of continuous filters, has a structure similar to that of a rotary drum vacuum filter, has the same operation principle, has the advantages of larger filtering area, compact device and small energy consumption, has the defect of the washing effect of filter cakes, and impurities in sewage easily block the filter cakes, needs to be stopped frequently to clean the filter cakes, influences the filtering effect and the filtering efficiency, and is troublesome to clean, so that the rotary disc filter for sewage treatment, which is easy to clean, is urgently needed.

Disclosure of Invention

The invention aims to solve the defects of easy blockage of a filter cake of a rotary disc filter and high cleaning difficulty in the prior art, and provides the rotary disc filter for sewage treatment.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a carousel filter for sewage treatment, includes and strains a section of thick bamboo, it installs driving motor on the section of thick bamboo to strain, evenly be provided with a plurality of filter cakes on driving motor's the output shaft, and a plurality of filter cakes all are located and strain a section of thick bamboo, strain and install a plurality of clean mechanisms on the terminal surface, be provided with drive mechanism between clean mechanism and the output shaft, strain and install the flushing tank on the terminal surface, be provided with the flushing mechanism in the flushing tank, it is connected with the inlet tube to strain an upper end lateral wall, it is connected with the outlet pipe to strain a lower extreme lateral wall.

Preferably, the cleaning mechanism comprises a rotating rod rotatably mounted on the upper end face of the filter cylinder through a rotating shaft, the lower end of the rotating rod penetrates through the side wall of the filter cylinder and is fixedly sleeved with a cleaning brush, and the cleaning brush is in frictional contact with one side face, far away from the water inlet pipe, of the filter cake.

Preferably, the transmission mechanism comprises a first bevel gear in interference fit with an output shaft of the driving motor, a rotating shaft is rotatably mounted on the side wall of the filter cylinder, a second bevel gear is fixedly sleeved at the lower end of the rotating shaft and meshed with the first bevel gear, transmission wheels are mounted on the rotating shaft and each rotating rod through flat keys, and a transmission belt is sleeved on the transmission wheels.

Preferably, the flushing mechanism comprises a flushing main pipe arranged on the top wall in the flushing tank, the lower end of the flushing main pipe is connected with a plurality of flushing branch pipes, and the lower end of each flushing branch pipe is located in the filter cylinder.

Preferably, a spray head is connected to the lower end of each flushing branch pipe.

Preferably, a plurality of waste residue pipes are uniformly connected to the lower end face of the filter cylinder, and the communication position of each waste residue pipe and the inner cavity of the filter cylinder is located on one side, away from the water outlet pipe, of the corresponding filter cake.

The invention has the beneficial effects that:

1. the output shaft through driving motor drives first bevel gear and rotates, and first bevel gear drives the pivot through second bevel gear and rotates, and the pivot passes through belt mechanism and drives a plurality of bull sticks and rotate simultaneously, and the bull stick drives the cleaning brush and rotates to get rid of the impurity of adhesion on the filter cake, avoided often shutting down the operation of clearance filter cake, improved filtration efficiency and filtration quality.

2. Through setting up the waste residue pipe, washing the main pipe and washing the branch pipe, can in time strain a section of thick bamboo and further clear up the filter cake with straining the impurity discharge that stores up in the section of thick bamboo, improve the filtration efficiency of filter cake.

In conclusion, the filter cake can be cleaned to prevent the filter cake from being blocked by impurities when the filter cake filters sewage through the matching of the transmission mechanism and the cleaning mechanism, so that the filtering quality and the filtering efficiency of the filter cake are improved, waste residues accumulated in the filter cylinder can be quickly discharged out of the filter cylinder through the matching of the flushing mechanism and the waste residue pipe, and the filter cake can be further cleaned.

Drawings

FIG. 1 is a schematic structural view of a rotary disc filter for sewage treatment according to the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1.

In the figure: the device comprises a filter cartridge 1, a driving motor 2, a filter cake 3, a first bevel gear 4, a rotating shaft 5, a second bevel gear 6, a flushing tank 7, a rotating rod 8, a driving wheel 9, a driving belt 10, a cleaning brush 11, a main flushing pipe 12, a branch flushing pipe 13, a water inlet pipe 14, a water outlet pipe 15 and a waste residue pipe 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-2, a rotary disc filter for sewage treatment comprises a filter cartridge 1, wherein the filter cartridge 1 is transversely arranged, a placing frame is arranged on the lower end surface of the filter cartridge 1, a driving motor 2 is arranged on the filter cartridge 1, a plurality of filter cakes 3 are uniformly arranged on an output shaft of the driving motor 2 and are all positioned in the filter cartridge 1, the side wall of each filter cake 3 is in sliding connection with the inner wall of the filter cartridge 1, a sealing bearing is arranged at the joint of the driving motor 2 and the filter cartridge 1, a plurality of cleaning mechanisms are arranged on the upper end surface of the filter cartridge 1, a transmission mechanism is arranged between each cleaning mechanism and the output shaft, a flushing box 7 is arranged on the upper end surface of the filter cartridge 1, a flushing mechanism is arranged in each flushing box 7, a water inlet pipe 14 is connected to the upper end side wall of the filter cartridge 1, a water outlet pipe 15 is connected to the lower end surface of the filter cartridge 1, a plurality of waste slag pipes 16 are uniformly connected to the lower end surface of the filter cartridge 1, and the communication position of each waste slag pipe 16 and the inner cavity of the filter cartridge 1 is positioned on one side, which is far away from the water outlet pipe 15 and corresponds to the filter cake 3, the water inlet pipe 14, the water outlet pipe 15 and the waste residue pipe 16 are all provided with control valves.

According to the invention, a cleaning mechanism comprises a rotating rod 8 which is rotatably arranged on the upper end face of a filter cylinder 1 through a rotating shaft, the lower end of the rotating rod 8 penetrates through the side wall of the filter cylinder 1 and is fixedly sleeved with a cleaning brush 11, the cleaning brush 11 is in frictional contact with one side face, far away from a water inlet pipe 14, of a filter cake 3, a transmission mechanism comprises a first bevel gear 4 in interference fit with an output shaft of a driving motor 2, a fixed block is welded on the side wall of the filter cylinder 1, a rotating shaft 5 is rotatably arranged on the fixed block through a bearing, a second bevel gear 6 is fixedly sleeved at the lower end of the rotating shaft 5 and is meshed with the first bevel gear 4, driving wheels 9 are respectively arranged on the rotating shaft 5 and each rotating rod 8 through a flat key, and a driving belt 10 is sleeved on each driving wheel 9;

the flushing mechanism comprises a flushing main pipe 12 arranged on the inner top wall of the flushing box 7, a water pump is arranged on the flushing main pipe 12, a control valve is arranged on the flushing main pipe 12, the lower end of the flushing main pipe 12 is connected with a plurality of flushing branch pipes 13, the lower end of each flushing branch pipe 13 is located in the filter cylinder 1, the lower end of each flushing branch pipe 13 is connected with a spray head, and spray holes of each spray head are opposite to the side face of a corresponding filter cake.

When the invention is used, an operator discharges sewage into the filter cylinder 1 through the water inlet pipe 14, the driving motor 2 drives the filter cakes 3 to rotate through the output shaft, so as to filter impurities in the sewage, the filtered sewage is discharged from the water outlet pipe 15, meanwhile, the output shaft of the driving motor 2 drives the first bevel gear 4 to rotate, the first bevel gear 4 drives the rotating shaft 5 to rotate through the second bevel gear 6, the rotating shaft 5 drives the rotating rods 8 to rotate simultaneously through the belt mechanism, the rotating rods 8 drive the cleaning brush 11 to rotate, so as to remove impurities adhered on the filter cakes 3, the impurities are accumulated on the inner bottom wall of the filter cylinder 1, after one end of use, the control valves of the water inlet pipe 14 and the water outlet pipe 15 are closed, the control valves of the waste residue pipe 16 and the main flushing pipe 12 are opened, clean water is pumped into the main flushing pipe 12 through the water pump, and is sprayed on the side surface of the filter cakes 3 through the spray head at the lower end of the main flushing branch pipe 13, and then the waste residue on the inner bottom wall of the filter cartridge 1 in cooperation with the cleaning brush 11 is discharged from the waste residue pipe 16.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a carousel filter for sewage treatment, is including straining a section of thick bamboo, its characterized in that, strain and install driving motor on the section of thick bamboo, evenly be provided with a plurality of filter cakes on driving motor's the output shaft, and a plurality of filter cakes all are located and strain a section of thick bamboo, strain and install a plurality of clean mechanisms on the up end of a section of thick bamboo, be provided with drive mechanism between clean mechanism and the output shaft, strain and install the flushing tank on the up end of a section of thick bamboo, be provided with the mechanism of washing in the flushing tank, it is connected with the inlet tube to strain an upper end lateral wall, it is connected with the outlet pipe to strain a lower extreme lateral wall.

2. A turntable filter for sewage treatment as claimed in claim 1 wherein the cleaning means comprises a rotary rod rotatably mounted on the upper end surface of the filter cartridge by a rotary shaft, the lower end of the rotary rod penetrating the side wall of the filter cartridge and being fixedly sleeved with a cleaning brush, and the cleaning brush being in frictional contact with a side surface of the filter cake remote from the water inlet pipe.

3. The rotary filter for sewage treatment as claimed in claim 2, wherein the transmission mechanism comprises a first bevel gear with interference fit on the output shaft of the driving motor, a rotating shaft is rotatably mounted on the side wall of the filter cylinder, a second bevel gear is fixedly sleeved at the lower end of the rotating shaft and meshed with the first bevel gear, driving wheels are mounted on the rotating shaft and each rotating rod through flat keys, and a driving belt is sleeved on the plurality of driving wheels together.

4. The rotary table filter for sewage treatment as claimed in claim 1, wherein the flushing mechanism comprises a main flushing pipe disposed on an inner top wall of the flushing tank, the lower end of the main flushing pipe is connected with a plurality of flushing branch pipes, and the lower end of each flushing branch pipe is located in the filter cartridge.

5. A rotary disc filter for sewage treatment as claimed in claim 4 wherein each of the flushing branch pipes has a spray head attached to its lower end.

6. The rotary disc filter for sewage treatment as claimed in claim 1, wherein the lower end surface of the filter cartridge is uniformly connected with a plurality of waste residue pipes, and the communication part of each waste residue pipe and the inner cavity of the filter cartridge is positioned at one side of the corresponding filter cake far away from the water outlet pipe.