CN210683530U - Integrated sewage treatment system - Google Patents

Abstract

The utility model discloses an integrated sewage treatment system, comprising a main tank body, a flocculation tank, a sedimentation tank, an observation tank and a disinfection and degradation tank. There is a filter membrane inside, and the filter membrane separates the inner space of the shell into a dynamic energy-saving oxygen explosion tank and a static reaction tank set up and down. And the stirring component, the dynamic energy-saving oxygen explosion tank is provided with an oxygen explosion component, the upper part of the dynamic energy-saving oxygen explosion tank is provided with a first water outlet, and the flocculation tank, the sedimentation tank, the observation tank and the disinfection and degradation tank are fixedly arranged on the outer wall of the shell, and are Arranged and connected in sequence from top to bottom. The integrated sewage treatment system of the utility model has the advantages of quick installation, simple operation, convenient maintenance and maintenance in the later period, and reduces the overall occupied land resources, thereby greatly reducing the use cost of users.

Description

An integrated sewage treatment system

technical field

The utility model relates to the technical field of sewage treatment, in particular to an integrated sewage treatment system.

Background technique

With the rapid development of the aquaculture industry, the country's requirements for environmental protection are becoming more and more stringent, and efforts are being made to rectify the phenomenon of polluting the environment such as sewage and feces discharged from farms. The sewage from the farms pollutes the environment very seriously. The sewage and manure have the typical characteristics of "three highs", namely high concentration of organic matter, high ammonia nitrogen and high suspended solids, and contain a large amount of bacteria, ammonia nitrogen, organic phosphorus, and sewage containing pollutants. Direct discharge into the natural environment will cause damage to the ecological environment. Therefore, the farms need to conduct centralized treatment and purification of sewage before discharge, and discharge into the natural environment only when the discharge standards are met. The traditional sewage treatment system needs to set up more treatment tanks on the ground, occupying more land resources for farmers, and the process is complicated, the installation time is too long, the later maintenance is expensive, and the operation of electronic control and machine control is complicated. Some also need to be equipped with professional personnel to operate, which increases the economic burden of farmers.

SUMMARY OF THE INVENTION

The utility model aims to solve at least one of the above-mentioned technical problems, and provides an integrated sewage treatment system, which is quick to install, simple to operate, convenient for later maintenance, reduces the occupation of land resources, and greatly reduces the cost of users. The cost.

In order to achieve the above purpose, the technical scheme adopted by the present invention is as follows: an integrated sewage treatment system, comprising a main tank body, a flocculation tank, a sedimentation tank, an observation tank and a disinfection and degradation tank, and the main tank body includes a cylindrical shell, The bottom of the casing is provided with a support frame, and the interior of the casing is provided with a filter membrane, which divides the inner space of the casing into a dynamic energy-saving oxygen aeration tank and a static reaction tank arranged up and down, and a water inlet is arranged at the bottom of the static reaction tank. The static reaction tank is equipped with a bacterial fermentation bed for the propagation of bacterial species, a bacterial addition pipeline for adding bacterial species to the bacterial fermentation bed, and a stirring component for stirring the liquid in the static reaction tank. There is an oxygen aeration component used to increase the amount of oxygen in the tank. The upper part of the dynamic energy-saving aeration tank is provided with a first water outlet. Arranged in sequence and communicated through the overflow structure, the sewage can automatically flow from the upper tank body to the next adjacent tank body, wherein the flocculation tank is communicated with the first water outlet through a connecting pipe.

Further, the bottom of the static reaction tank is connected with a bacterial species concentration pool, the bottom end of the bacteria adding pipeline extends into the bacterial species concentration pool and is provided with a bacteria adding port, and the bacterial species concentration pool is in the shape of a funnel with a large top and a small bottom. And a sewage pipe is communicated with the bottom of the bacteria concentration pool.

Further, the overflow structure includes drain ports respectively arranged in the middle of the flocculation tank, the sedimentation tank and the observation tank, and the drain port of the upper tank body communicates with the top of the lower tank body.

Further, the bacterial fermentation bed includes a number of bacteria storage tanks fixed on the inner wall of the static reaction tank, the upper part of the bacteria storage tank is provided with an opening, and the bacteria addition pipeline is provided with a number of bacteria storage tanks one by one. Add bacteria.

Further, the bacterial strain fermentation bed is arranged in a spiral shape, and a plurality of groove bodies with upward openings are arranged along the length direction thereof.

Further, the oxygen aeration assembly includes a number of oxygen supply pipes arranged in the dynamic energy-saving aeration tank, and an oxygen supply device connected with the oxygen supply pipes.

Further, the flocculation tank, the sedimentation tank, the observation tank and the disinfection and degradation tank are arranged around the outer wall of the shell, and the outer walls of the adjacent tanks are fixedly connected.

Further, the bottom of the dynamic energy-saving oxygen aeration tank is provided with a second water outlet.

Further, the stirring assembly includes a stirring paddle fixedly arranged at the bottom of the static reaction tank, the stirring paddle includes an air inlet head, and a plurality of air jet pipes arranged around the air inlet head evenly distributed in the circumferential direction, and the air inlet head is connected to the outside through the air supply pipe. Air supply connection.

Further, the outer wall of the casing is provided with an external staircase along its length direction, and the dynamic energy-saving oxygen aeration tank is provided with an internal staircase along its length direction.

The beneficial effects are: compared with the prior art, the integrated sewage treatment system of the present utility model adopts an integrated design of the main tank body, the flocculation tank, the sedimentation tank, the observation tank and the disinfection and degradation tank, which is convenient for installation and makes flocculation at the same time. The overflow structure between the tank, sedimentation tank, observation tank and disinfection and degradation tank automatically flows from the previous tank to the next tank. The amount of mechanical control equipment used is small, the later maintenance cost is low, and the electronic control equipment is easy to operate. It is simple, and at the same time, through the decomposition of bacteria, the isolation of impurities by the filter membrane, and the oxygenation and stripping of the aeration components, the effective treatment of sewage is realized, and the purification treatment effect of sewage is improved.

Description of drawings

The specific embodiments of the present utility model will be described in further detail below in conjunction with the accompanying drawings, wherein:

Fig. 1 is the structural representation of a kind of integrated sewage treatment system of the present invention;

FIG. 2 is a schematic structural diagram of another viewing angle of FIG. 1;

Figure 3 is a schematic diagram of the internal structure of the main tank;

4 is a top view of an integrated sewage treatment system of the present invention;

FIG. 5 is a schematic diagram of the installation structure of the stirring assembly.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, not all of them. Example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

It should be noted that when a component is referred to as being "fixed to" another component, it can be directly on the other component or there may also be a centered component. When a component is considered to be "connected" to another component, it may be directly connected to the other component or there may be a co-existence of an intervening component. When a component is said to be "set on" another component, it can be set directly on the other component or there may be a centered component at the same time, when a component is said to be "set in the middle", not just in the middle , as long as it is not set in the range limited by the middle part at both ends. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for illustrative purposes only.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which the present invention belongs. The terms used in the description of the present invention herein are only for the purpose of describing specific embodiments, and are not intended to limit the present invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in Figures 1 to 5, an integrated sewage treatment system includes a main tank 1, a flocculation tank 2, a sedimentation tank 3, an observation tank 4 and a disinfection and degradation tank 5. Preferably, the main tank 1, the flocculation tank 2. The sedimentation tank 3, the observation tank 4 and the disinfection and degradation tank 5 are all made of anti-corrosion and thickened steel plate materials to improve their structural strength and anti-corrosion performance. The specific thickness is preferably 5-10mm, and the main tank 1 includes a cylindrical shell. 6. Specifically, the shell 6 can be arranged in a cylindrical shape, the bottom of the shell 6 is provided with a support frame 7, the top of the support frame 7 and the bottom of the shell 6 can be fixed by welding, and the interior of the shell 6 is provided with a filter membrane 8, filtering The membrane 8 is arranged horizontally, and the filter membrane 8 separates the inner space of the housing 6 into a dynamic energy-saving oxygen aeration tank 9 and a static reaction tank 10 arranged up and down, so that the sewage in the static reaction tank 10 flows to the dynamic state after being filtered by the filter membrane 8. In the energy-saving oxygen aeration tank 9, the bottom end of the static reaction tank 10 is provided with a water inlet 11. By connecting a pump body to the water inlet 11, the sewage is pumped into the bottom of the static reaction tank 10. The static reaction tank 10 is equipped with a The bacterial species fermentation bed 12 for bacterial species propagation, the bacterial addition pipeline 22 for adding bacterial species to the bacterial species fermentation bed 12, and the stirring component for stirring the liquid in the static reaction tank 10, the dynamic energy-saving aeration tank 9 There is an oxygen aeration component for increasing the amount of oxygen in the tank, the upper part of the dynamic energy-saving oxygen aeration tank 9 is provided with a first water outlet 13, the main tank 1 is installed vertically, the flocculation tank 2, the sedimentation tank 3, and the observation tank 4. And the disinfection and degradation tank 5 can be fixedly arranged on the outer wall of the shell 6 by welding or screw connection, and arranged in order from top to bottom and communicated through the overflow structure, so that the sewage can automatically flow from the upper tank to the next adjacent tank. , wherein the flocculation tank 2 is communicated with the first water outlet 13 through a connecting pipe.

The capacity of the static reaction tank 10 is roughly the same as that of the dynamic energy-saving aeration tank 9. When in use, the sewage is initially treated in the external adjustment tank, and then the sewage is pumped into the static reaction tank 10 through the pump body, and The sewage in the static reaction tank 10 is stirred by the stirring component, so that the sewage can fully contact and react with the microbial strains, and then the sewage continues to be pumped into the static reaction tank 10 through the water inlet 11, so that the reacted sewage passes through the filter membrane. 8 After filtration, it enters the dynamic energy-saving oxygen aeration tank 9 for oxygen addition and stripping, and then flows into the flocculation tank 2, the sedimentation tank 3, the observation tank 4 and the disinfection and degradation tank 5 through the first water outlet 13 for treatment, thereby realizing the sewage treatment. In this embodiment, the main tank 1, the flocculation tank 2, the sedimentation tank 3, the observation tank 4 and the disinfection and degradation tank 5 are designed in one piece, so that the outer wall space of the main tank 1 is fully utilized, and the overall installation The structure is reasonably designed and the installation is convenient. At the same time, the overflow structure between the flocculation tank, the sedimentation tank, the observation tank and the disinfection and degradation tank can automatically flow from the previous tank to the next tank. The amount of mechanical equipment used is small and maintenance is required later. The maintenance cost is low, and the operation of the electronic control equipment is convenient and simple.

Further, the bottom of the static reaction tank 10 can be communicated with a bacterial species concentration pool 14, the bottom end of the bacteria addition pipeline 22 extends into the bacterial species concentration pool 14 and is provided with a bacteria addition port, and the bacterial species concentration pool 14 has a top and a large bottom. Small funnel-shaped, and the bottom of the bacterial species concentration pool 14 is connected with a sewage pipe 15. During the use process, the bacterial species concentration pool 14 can be used for the storage of microbial species, as a chamber for the reproduction and growth of microbial species At the same time, it can also be used to contain and collect the sediment filtered out of the sewage, and discharge it through the sewage pipe 15, and when cleaning the sediment in the bacterial species concentration pool 14, the microorganisms in the bacterial species concentration pool 14 The microbial strains will inevitably be cleaned together, and because the bacterial strain fermentation bed 12 is provided, it can be ensured that most of the microbial strains are still retained in the static reaction tank 10, so that the sewage treatment effect will not be greatly affected.

Further, the overflow structure includes drains arranged in the middle of the flocculation tank 2, the sedimentation tank 3 and the observation tank 4 respectively, and the drain of the upper tank body is communicated with the top of the next tank body, so that the flocculation tank 2, the sedimentation tank are connected. After the sewage treated in 3 and observation tank 4 reaches a certain capacity, it will automatically flow to the next tank through the drain, and since the drain of the previous tank is set at the top of the next tank, it will flow into the next tank. It will not cause a greater impact on the bottom of the bottom of the next tank body, which can effectively prevent the sediment at the bottom of the tank body from being washed away, and make the sewage in the upper part of the tank body turbid, thereby reducing the pool. The upper part flows into the mixed sediment in the sewage in the next tank.

Specifically, in one of the embodiments of the bacterial species fermentation bed 12, the bacterial species fermentation bed 12 includes a plurality of bacterial storage tanks fixed on the inner wall of the static reaction tank 10, the upper part of the bacterial storage tank is provided with an opening, and the bacteria are added to the tank. The pipeline 22 is provided with a bacteria feeding port which is communicated with several bacteria storage tanks one by one, and the bacteria charging pipe 22 is connected with a container for storing microorganism strains. For the addition and supply of species, specifically, a pump body can be connected to the bacteria adding pipeline 22, so that microbial species can be added to the bacteria storage tank and the bacterial species concentration pool 14 through the pump body without manual addition, which is convenient and labor-saving.

In another embodiment of the bacterial species fermentation bed, the bacterial species fermentation bed 12 is arranged in a spiral shape, and is provided with a plurality of grooves with upward openings along its length direction, and the bacterial species fermentation bed 12 has a spiral welded stainless steel plate. It is stepped, and the two ends are fixedly connected to the upper and lower parts of the static reaction tank 10 respectively. By adopting the spiral stepped arrangement, more microbial strains can be stored, thereby improving the treatment effect of sewage.

Further, the oxygen aeration assembly can include a number of oxygen supply pipes 16 arranged in the dynamic energy-saving aeration tank 9, and an oxygen supply device connected with the oxygen supply pipeline 16. The pipeline is provided with a number of feeding ports for oxygen to flow out, so that the feeding device can continuously feed into the dynamic energy-saving aeration tank 9 .

Further, the flocculation tank 2, the sedimentation tank 3, the observation tank 4 and the disinfection and degradation tank 5 are arranged around the outer wall of the outer shell 6, and the outer walls of the adjacent tank bodies are fixedly connected, and the circumferential direction of the main tank body 1 is set by surrounding the outer shell 6. The force is more uniform, which improves the installation stability of the main tank 1, and the outer walls of the adjacent tanks are fixedly connected, which not only improves the stability of the tank installation, but also reduces the amount of connecting pipes and production costs.

Further, the bottom of the dynamic energy-saving oxygen aeration tank 9 can be provided with a second water outlet 17. When the sewage passes through the dynamic energy-saving oxygen aeration tank 9 and meets the standard, it can be directly discharged from the second water outlet 17 without being discharged into flocculation. The treatment is carried out in the tank 2, thereby reducing the treatment pressure of the flocculation tank 2 and improving the treatment efficiency of the sewage.

Further, the stirring assembly includes a stirring paddle 18 fixedly arranged at the bottom of the static reaction tank 10, the stirring paddle includes an air inlet head 19, and a plurality of air jet pipes arranged around the air inlet head 19 evenly distributed in the circumferential direction, and the air inlet head passes through the air supply pipe. Connected to the external air supply device, the air injection pipe is provided with a number of air injection holes, and the air injection holes are arranged around the circumference of the air injection pipe, and air can be supplied to the stirring paddle 18 through the high-pressure air supply device, so that the gas is ejected from different angles of the air injection pipe. , and further agitate the sewage in the static reaction tank 10 .

Further, the outer wall of the shell 6 can be provided with an external staircase 20 along its length direction, and the dynamic energy-saving oxygen aeration tank 9 is provided with an internal staircase 21 along its length direction, so as to facilitate the outside of the main tank 1 and the dynamic energy-saving oxygen aeration tank. 9 internal maintenance.

The above embodiments are only used to illustrate the technical solutions of the present invention and are not intended to limit them. Any modifications or equivalent replacements that do not depart from the spirit and scope of the present invention should be included within the scope of the technical solutions of the present invention.

Claims (10)

1. An integrated sewage treatment system, characterized in that it comprises a main tank (1), a flocculation tank (2), a sedimentation tank (3), an observation tank (4) and a disinfection and degradation tank (5). The tank body (1) comprises a cylindrical casing (6), a support frame (7) is arranged at the bottom of the casing (6), a filter membrane (8) is arranged inside the casing (6), and the filter membrane (8) connects the casing. The inner space of (6) is divided into a dynamic energy-saving aeration tank (9) and a static reaction tank (10) arranged up and down, the bottom end of the static reaction tank (10) is provided with a water inlet (11), the static reaction tank (10) ) is equipped with a bacterial species fermentation bed (12) for bacterial species propagation, a bacterial addition pipeline (22) for adding bacterial species to the bacterial species fermentation bed (12), and a liquid in the static reaction tank (10) is installed. The stirring component for stirring, the dynamic energy-saving oxygen aeration tank (9) is provided with an oxygen aeration component for increasing the amount of oxygen in the tank, the upper part of the dynamic energy-saving aeration tank (9) is provided with a first water outlet (13), and the flocculation tank ( 2), the sedimentation tank (3), the observation tank (4) and the disinfection and degradation tank (5) are fixedly arranged on the outer wall of the shell (6), and are arranged in order from top to bottom and communicated through the overflow structure, so that the sewage can flow from the top to the bottom. One tank body automatically flows to the next adjacent tank body, wherein the flocculation tank (2) is communicated with the first water outlet (13) through a connecting pipe. 2. An integrated sewage treatment system according to claim 1, characterized in that, the bottom of the static reaction tank (10) is communicated with a bacterial species concentration tank (14), and the bottom of the bacteria adding pipeline (22) The end extends into the bacterial species concentration pool (14) and is provided with a bacteria feeding port, the bacterial species concentration pool (14) is in the shape of a funnel with a large top and a small bottom, and a sewage pipe (14) is communicated with the bottom of the bacterial species concentration pool (14). 15). 3. An integrated sewage treatment system according to claim 1, characterized in that the overflow structure comprises drains disposed in the middle of the flocculation tank (2), the sedimentation tank (3) and the observation tank (4) respectively The drain port of the upper tank body communicates with the top of the next tank body. 4. An integrated sewage treatment system according to claim 2, characterized in that the bacterial fermentation bed (12) comprises several bacterial storage tanks fixed on the inner wall of the static reaction tank (10), and the bacterial storage The upper part of the tank is provided with an opening, and the bacteria addition pipeline (22) is provided with bacteria addition ports which are respectively connected with a plurality of bacteria storage tanks one by one. 5 . The integrated sewage treatment system according to claim 2 , wherein the bacterial fermentation bed ( 12 ) is arranged in a spiral shape, and is provided with a plurality of tank bodies with upward openings along its length direction. 6 . 6 . The integrated sewage treatment system according to claim 1 , wherein the oxygen aeration component comprises a plurality of oxygen supply pipes ( 16 ) arranged in the dynamic energy-saving aeration tank ( 9 ), and a plurality of oxygen supply pipes ( 16 ) arranged in the dynamic energy-saving aeration tank ( 9 ), An oxygen supply device connected to the oxygen pipeline (16). 7. An integrated sewage treatment system according to claim 1, wherein the flocculation tank (2), the sedimentation tank (3), the observation tank (4) and the disinfection and degradation tank (5) surround the shell ( 6) The outer wall is arranged, and the outer walls of the adjacent pools are fixedly connected. 8 . The integrated sewage treatment system according to claim 1 , wherein a second water outlet ( 17 ) is provided at the bottom of the dynamic energy-saving oxygen aeration tank ( 9 ). 9 . 9. An integrated sewage treatment system according to claim 1, wherein the stirring assembly comprises a stirring paddle (18) fixedly arranged at the bottom of the static reaction tank (10), and the stirring paddle comprises an air inlet head (19). ), and a plurality of air jet pipes arranged around the air inlet head (19) evenly distributed in the circumferential direction, and the air inlet head is connected with the external air supply device through the air supply pipe. 10. An integrated sewage treatment system according to claim 1, characterized in that, the outer wall of the casing (6) is provided with an external staircase (20) along its length direction, and the dynamic energy-saving oxygen aeration tank (9) is inside An internal staircase (21) is provided along its length.

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