CN209957607U

CN209957607U - Integrated sewage treatment device

Info

Publication number: CN209957607U
Application number: CN201920634062.6U
Authority: CN
Inventors: 刘涛
Original assignee: Jiangsu Huihe Environmental Protection Technology Co Ltd
Current assignee: Jiangsu Huihe Environmental Protection Technology Co Ltd
Priority date: 2019-05-06
Filing date: 2019-05-06
Publication date: 2020-01-17
Anticipated expiration: 2029-05-06

Abstract

An integrated sewage treatment device mainly comprises a box body, wherein an aerobic biological rotating disc tank, a filtering tank and a sedimentation tank are sequentially arranged in the box body from right to left; an anoxic tank is also arranged below the aerobic biological rotating disc tank and the filtering tank; the interior of the filter tank is divided into a filter area and an equipment area by a partition plate; the bottom of the anoxic tank is provided with a water distribution pipe which is connected with a water inlet pipe on the side wall of the anoxic tank; the side wall of the aerobic biological rotating disk pool is provided with a water collecting overflow trough and an overflow port, the outer wall of the aerobic biological rotating disk pool is provided with a pipeline mixer, one end of the pipeline mixer is communicated with the overflow port, and the other end of the pipeline mixer is communicated with a central cylinder in the sedimentation pool; the device has scientific structural design, small occupied area, capability of carrying out deep treatment and low energy consumption, and is particularly suitable for sewage treatment with daily treatment capacity of 100 to 2000 tons.

Description

Integrated sewage treatment device

Technical Field

The utility model relates to a waste water treatment field especially relates to an integration sewage treatment plant.

Background

Along with the increasing emphasis of the country on the sewage treatment of rural areas and communities, the cost of laying corresponding sewage drainage pipelines is higher due to the fact that the regional problems of rural areas and communities are far away from a sewage treatment center, so that the capital can be effectively saved if the sewage treatment can be carried out nearby, and at present, a plurality of integrated sewage treatment devices aiming at rural areas and communities have the defects of multiple power devices, high energy consumption, high cost, unstable water quality and quantity of inlet water, large quantity of backwashing frequent water, high filter material loss cost and large occupied area. Therefore, a humanized sewage treatment device which has small occupied area, can fully biochemically treat the small-volume domestic sewage and is highly integrated is needed.

Chinese patent CN105198177B discloses an integrated sewage treatment device; which comprises an anaerobic biological treatment tank, an aerobic biological treatment tank, a sewage sedimentation tank and a membrane biological reaction tank; most integrated sewage treatment plant all sets up each functional area according to sewage treatment's process flow on the market, and this kind of simple structure nevertheless has certain problem, and for example area is great, and the inlet tube is shorter in the sedimentation tank, if need throw with the medicament, then need set up agitating unit and still coagulate, the energy consumption is great etc..

The earlier patent that has been applied for by this company, application number CN201910071931.3 discloses a synthesize integrated sewage treatment plant, and this patent also sets up each functional area according to sewage treatment's process flow, and this application makes the adjustment to this patent structurally to obtain better effect.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art not enough, provide a structural design science, area is little, can carry out deep treatment, the energy consumption is little, is particularly useful for an integration sewage treatment plant of daily throughput 100 to 2000 tons.

For realizing the utility model provides the following technical scheme:

an integrated sewage treatment device mainly comprises a box body, wherein an aerobic biological rotating disc tank, a filtering tank and a sedimentation tank are sequentially arranged in the box body from right to left; an anoxic tank is also arranged below the aerobic biological rotating disc tank and the filtering tank; the interior of the filter tank is divided into a filter area and an equipment area by a partition plate; the bottom of the anoxic tank is provided with a water distribution pipe which is connected with a water inlet pipe on the side wall of the anoxic tank; the side wall of the aerobic biological rotating disk pool is provided with a water collecting overflow trough and an overflow port, the outer wall of the aerobic biological rotating disk pool is provided with a pipeline mixer, one end of the pipeline mixer is communicated with the overflow port, and the other end of the pipeline mixer is communicated with a central cylinder in the sedimentation pool; and the upper part of the side wall of the sedimentation tank is provided with an overflow tank which is communicated with the filtering area.

Further, a dosing pipe is further arranged on the pipeline mixer.

Furthermore, a filtering component is arranged in the filtering area, the filtering component comprises a filtering cavity surrounded by the filtering cloth, a liquid level meter and a power push rod arranged above the filtering cloth, the lower end of the power push rod is connected with a cleaning sucker arranged around the filtering cloth, and the upper end of the power push rod is connected with a driving motor; set up self priming pump and PLC control system in the equipment district, PLC control system is connected with self priming pump, level gauge and driving motor, the self priming pump passes through pipeline and filtering area intercommunication, the filtering area lateral wall still sets up drain and delivery port.

Further, the aerobic biological rotating disc tank bottom is also provided with a reflux pump, and the reflux pump is connected with a reflux pipe at the anoxic tank bottom.

Furthermore, an inclined pipe area is further arranged in the middle of the sedimentation tank, a conical flow baffle plate is arranged at the end of the pipeline mixer, and the flow baffle plate is located below the inclined pipe area.

Furthermore, a biological rotating disc is arranged in the aerobic biological rotating disc pool, and a biological film is attached to the biological rotating disc; and biological fillers are arranged in the anoxic tank.

Furthermore, a box cover is arranged above the box body.

The utility model discloses an useful part:

firstly, the method comprises the following steps: the integrated sewage treatment device does not completely set each functional area according to the sequence of the process flow of wastewater treatment, but sets the sedimentation tank behind the filtering tank, and the anoxic tank is positioned below the filtering tank and the aerobic biological rotating disk tank, so that firstly, the space of the anoxic tank is increased, the retention time of wastewater in the anoxic tank is increased, the denitrification effect is improved, secondly, the aerobic biological rotating disk tank and the sedimentation tank are separated, and are communicated by a pipeline mixer, and the pipeline mixer is longer, so that the time for full reaction of dosing is increased, thus stirring coagulation by a stirrer is not needed, and the energy consumption is low;

secondly, the method comprises the following steps: the water distribution pipe is arranged at the bottom of the anoxic tank, so that water can be dispersed firstly, and the increase of the PH value of sewage caused by sewage acidification at the front section of the anoxic tank is avoided, thereby influencing the nitrification effect of the subsequent aerobic biological rotating disk; secondly, the denitrification carbon source is supplied dispersedly, and the denitrification effect is also improved;

thirdly, the method comprises the following steps: the reflux pump and the reflux pipe are arranged, so that the digestive juice can be dispersed and enter the anoxic tank for better denitrification;

fourthly: the aerobic biological rotating disk tank is internally provided with the water collecting overflow groove which can also disperse water inflow, reduce the load impact of sewage on the system and improve the nitrification effect.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a rear view of the present invention.

Fig. 3 is a top view of the present invention.

In the figure: 1 is aerobic biological rotating disk pool, 1.1 is water-collecting overflow trough, 1.2 is overflow port, 1.3 is reflux pump, 1.4 is biological rotating disk, 2 is filtering pool, 2.1 is filtering area, 2.2 is equipment area, 2.3 is water outlet, 3 is sedimentation pool, 3.1 is central cylinder, 3.2 is inclined tube area, 3.3 is baffle plate, 3.4 is overflow trough, 4 is anoxic pool, 4.1 is water distribution pipe, 4.2 is water inlet pipe, 4.3 is reflux pipe, 4.4 is biological filler, 5 is pipeline mixer, 6 is dosing pipe, 7 is filtering component, 7.1 is filter cloth, 7.2 is filtering cavity, 7.3 is level gauge, 7.4 is power push rod, 7.5 is cleaning suction cup, 7.6 is driving motor, 8 is self-priming pump, 9 is PLC control system, 10 is box body, 11 is box cover.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

An integrated sewage treatment device mainly comprises a box body 10, wherein an aerobic biological rotating disk tank 1, a filtering tank 2 and a sedimentation tank 3 are sequentially arranged in the box body 10 from right to left; an anoxic tank 4 is also arranged below the aerobic biological rotating disk tank 1 and the filtering tank 2; the interior of the filtering tank 2 is divided into a filtering area 2.1 and an equipment area 2.2 by a partition plate; the bottom of the anoxic tank 4 is provided with a water distribution pipe 4.1, and the water distribution pipe 4.1 is connected with a water inlet pipe 4.2 on the side wall of the anoxic tank 4; the side wall of the aerobic biological rotating disk pool 1 is provided with a water collecting overflow trough 1.1 and an overflow port 1.2, the outer wall of the aerobic biological rotating disk pool is provided with a pipeline mixer, one end of the pipeline mixer is communicated with the overflow port 1.2, and the other end of the pipeline mixer is communicated with a central cylinder 3.1 in a sedimentation tank 3; an overflow groove 3.4 is formed in the upper portion of the side wall of the sedimentation tank 3, the overflow groove 3.4 is communicated with the filtering area 2, a dosing pipe 6 is further arranged on the pipeline mixer 5, a filtering component 7 is arranged in the filtering area 2, the filtering component 7 comprises a filtering cavity 7.2 defined by filtering cloth 7.1, a liquid level meter 7.3 and a power push rod 7.4 arranged above the filtering cloth 7.1, the lower end of the power push rod 7.4 is connected with a cleaning sucker 7.5 arranged around the filtering cloth 7.1, and the upper end of the power push rod is connected with a driving motor 7.6; a self-priming pump 8 and a PLC control system 9 are arranged in the equipment area 2.2, the PLC control system 9 is connected with the self-priming pump 8, a liquid level meter 7.3 and a driving motor 7.6, the self-priming pump 8 is communicated with the filtering area 2.1 through a pipeline, the side wall of the filtering area 2.1 is also provided with a drain outlet and a water outlet 2.3, the bottom of the aerobic biological rotating disc tank 1 is also provided with a reflux pump 1.3, the reflux pump 1.3 is connected with a reflux pipe 4.3 at the bottom of the anoxic tank 4, the middle part of the sedimentation tank 3 is also provided with an inclined tube area 3.2, the end part of the pipeline mixer 5 is provided with a conical baffle plate 3.3, the baffle plate 3.3 is positioned below the inclined tube area 3.3, a biological rotating disc 1.4 is arranged in the aerobic biological rotating disc tank 1, and a biological membrane is attached to the biological; biological fillers 4.4 are arranged in the anoxic pond 4, and a box cover 11 is also arranged above the box body 10.

The working principle of the device is as follows:

firstly, sewage enters an anoxic tank 4 through a water inlet pipe 4.2 and a water distribution pipe 4.1 in a dispersing way, a biomembrane on a sewage biological filler 4.4 is contacted, then the water surface gradually rises and overflows into a water collection overflow groove 1.1 in an aerobic biological rotating disk tank 1, then the sewage is dispersed and overflows into the aerobic biological rotating disk tank 1, so that the load impact of the sewage on the biological rotating disk 1.4 is reduced, the nitrification efficiency is improved, 40% ~ 45% of the biological rotating disk 1.4 is immersed under water, most organic matters in the sewage are removed by the biomembrane on the biological rotating disk 1.4 and the nitrification is completed, a part of nitrified liquid flows back into the anoxic tank 4 through a return pipe 4.3, the dispersed biomembrane on the biological filler 4.4 in the anoxic tank 4 is subjected to denitrification, the other part of the dispersed biomembrane enters a pipeline mixer 5 through an overflow port 1.2, a medicine adding pipe 6 is arranged on the pipeline mixer 5, the pipeline mixer 6 removes total phosphorus from the medicine adding pipe 6 and enters a pipeline mixer 5, a filter cloth 2, a filter cloth is cleaned by a PLC 2, a push rod 7.2, a filter cloth 2, a filter cloth is started, a sludge filtration system is started, a sludge filtration system, a sludge filtration tank 3, a sludge filtration tank 3.3 is started, a sludge filtration tank 3, a sludge filtration tank is started, a sludge filtration tank 2, a sludge filtration tank is started, a sludge filtration tank.

Biological sewage treatment plants can be basically divided into two categories: the biochemical residence time of the ordinary activated sludge method is 8-9 hours, the common 17-meter trailer is taken as an example in consideration of transportation conditions, the single machine can maximally achieve 12.5 x 3m, the treatment capacity is 250 tons per day, the biochemical residence time of the biological rotating disc method in the biomembrane method only needs about 2.5 hours, and the single machine treatment capacity of the integrated sewage treatment device can reach 500 cubic meters per day.

The present invention is not limited to the integrated sewage treatment device according to the above-mentioned embodiments, and those skilled in the art can make various changes according to the above-mentioned embodiments, but any changes equivalent or similar to the present invention are also intended to be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides an integration sewage treatment plant, mainly includes the box, its characterized in that: an aerobic biological rotating disc tank, a filtering tank and a sedimentation tank are sequentially arranged in the box body from right to left; an anoxic tank is also arranged below the aerobic biological rotating disc tank and the filtering tank; the interior of the filter tank is divided into a filter area and an equipment area by a partition plate; the bottom of the anoxic tank is provided with a water distribution pipe which is connected with a water inlet pipe on the side wall of the anoxic tank; the side wall of the aerobic biological rotating disk pool is provided with a water collecting overflow trough and an overflow port, the outer wall of the aerobic biological rotating disk pool is provided with a pipeline mixer, one end of the pipeline mixer is communicated with the overflow port, and the other end of the pipeline mixer is communicated with a central cylinder in the sedimentation pool; and the upper part of the side wall of the sedimentation tank is provided with an overflow tank which is communicated with the filtering area.

2. The integrated sewage treatment device according to claim 1, wherein: and the pipeline mixer is also provided with a dosing pipe.

3. The integrated sewage treatment device according to claim 1, wherein: a filter assembly is arranged in the filter area, the filter assembly comprises a filter cavity surrounded by filter cloth, a liquid level meter and a power push rod arranged above the filter cloth, the lower end of the power push rod is connected with a cleaning sucker arranged around the filter cloth, and the upper end of the power push rod is connected with a driving motor; set up self priming pump and PLC control system in the equipment district, PLC control system is connected with self priming pump, level gauge and driving motor, the self priming pump passes through pipeline and filtering area intercommunication, the filtering area lateral wall still sets up drain and delivery port.

4. The integrated sewage treatment device according to claim 1, wherein: the aerobic biological rotating disc tank bottom is also provided with a reflux pump, and the reflux pump is connected with a reflux pipe at the anoxic tank bottom.

5. The integrated sewage treatment device according to claim 1, wherein: the sedimentation tank middle part still sets up the pipe under area of sloping, the tip of pipeline mixer sets up the toper and keeps off and flows the board, it is located the pipe under area of sloping to keep off and flows the board.

6. The integrated sewage treatment device according to claim 1, wherein: a biological rotating disc is arranged in the aerobic biological rotating disc pool, and a biological film is attached to the biological rotating disc; and biological fillers are arranged in the anoxic tank.

7. The integrated sewage treatment device according to claim 1, wherein: a box cover is further arranged above the box body.