CN217535765U - Integrated sewage treatment equipment - Google Patents

Abstract

The application provides an integration sewage treatment device, includes: the tank body is internally provided with a perforated clapboard which sequentially separates an anaerobic zone, an aerobic zone, a coagulation zone and a sedimentation zone along the water treatment direction; the anaerobic zone is communicated with the aerobic zone, the aerobic zone is communicated with the coagulation zone, and the coagulation zone is communicated with the precipitation zone; the end of the tank body far away from the anaerobic zone is provided with a clear water zone, and the clear water zone and the inner wall of the tank body form a closed space. The application provides an integration sewage treatment device of this application, through divide anaerobic zone, good oxygen district, thoughtlessly congeal district, settling zone and clear water district at jar internal division, go on in a jar body the integrated processing modes such as anaerobic treatment, good oxygen processing, coagulant deposit and filtration to sewage, need not too much corollary equipment, have area little, save space, easy and simple to handle's advantage. In addition, because each treatment area is integrated in one tank body, the continuous treatment of the sewage is realized.

Description

Integrated sewage treatment equipment

Technical Field

The application relates to the technical field of sewage treatment, in particular to an integrated sewage treatment device.

Background

With the development of society and the improvement of living standard of people, domestic sewage and various industrial organic sewage similar to the domestic sewage are increased. Hotels, restaurants, sanatoriums, hospitals, schools, markets, residential districts, villages, dock terminals, stations, airports, factories, mines, tourist spots, scenic spots and the like can generate various industrial organic sewage similar to domestic sewage, the sewage is mainly characterized by aggravation of natural water body pollution and eutrophication, particularly for the residential districts which cannot be covered by urban pipe networks and vast rural and small-town areas with relatively backward economic development, the domestic sewage is not easy to be treated in a centralized way, and the domestic sewage of most residential users and rural farmers can be directly discharged without being treated or simply treated by a septic tank, so that the environment is greatly damaged. Therefore, the treatment of domestic sewage and various industrial organic sewages similar to domestic sewage are important matters of infrastructure and are important issues that must be solved as soon as possible for environmental protection at present.

The domestic sewage contains silt, grease, soap lye, food scraps, germs and other impurities, and is reflected on the water quality index, namely Biochemical Oxygen Demand (BOD) ₅ ) High Chemical Oxygen Demand (COD), suspended matter (SS), nitrogen and phosphorus contents and eutrophication. If the sewage is not treated, the sewage is directly discharged into water and soil, so that the concentration of organic matters in the water and the soil is too high, and the water and the soil are eutrophicated, and the sewage is treated.

At present, various industrial organic sewage similar to the domestic sewage is treated by adopting a mode of combining chemical reaction and purification precipitation, but the existing sewage treatment equipment for treating the domestic sewage is large in size, needs a plurality of supporting facilities and needs a large factory building to accommodate.

SUMMERY OF THE UTILITY MODEL

The application provides an integration sewage treatment device for solve above-mentioned current sewage treatment device area big, the many problem of supporting facility.

The application provides an integrated sewage treatment device, which comprises a tank body, wherein an anaerobic zone, an aerobic zone, a coagulation zone and a precipitation zone are sequentially separated from the interior of the tank body by a partition plate with holes along the water treatment direction; the anaerobic zone is communicated with the aerobic zone, the aerobic zone is communicated with the coagulation zone, and the coagulation zone is communicated with the precipitation zone; a clean water area is arranged at one end of the tank body far away from the anaerobic area, and the clean water area and the inner wall of the tank body form a closed space;

the upper part of one side of the tank body close to the anaerobic zone is provided with a sewage inlet;

the anaerobic zone is filled with active biological filler for attachment and survival of anaerobic bacteria;

a porous ball floating filler is arranged in the aerobic zone for aerobic bacteria to attach and survive; a plurality of aeration pipes are arranged at the bottom in the aerobic zone and are connected with a fan arranged outside the tank body through a pipeline;

the top of the settling zone is provided with an operation hole, a filter is suspended above the settling zone, and the filter is communicated with the clear water zone through a clear water pipe; the bottom of the settling zone is provided with a sludge discharge port;

the lower part of one side surface of the tank body close to the clear water area is provided with a clear water outlet.

Optionally, the filter comprises a filter body, a water storage tank and a filtering area,

the filtering area is communicated with the water storage tank; the filtering area is filled with a hollow fiber filter element.

Optionally, a back-flushing pipe is arranged on one side face, close to the clean water area, of the tank body, the back-flushing pipe penetrates through a partition plate between the clean water area and the settling area and extends into the settling area, one end, located in the settling area, of the back-flushing pipe is closed, and the back-flushing pipe is connected with the filter through a plurality of back-flushing branch pipes.

Optionally, a first manhole is arranged at the top of the anaerobic zone, and a first sewage draining port is arranged at the bottom of the anaerobic zone.

Optionally, the top of the aerobic zone is provided with a second manhole, and the bottom of the aerobic zone is provided with a second sewage draining outlet.

Optionally, a grid plate is arranged in the settling zone near the lower part.

Optionally, a disinfectant charging port is arranged at the upper part of one side surface of the tank body close to the clean water area.

Optionally, the one end that is close to sewage entry in the jar body is provided with little electrolysis district, separates in order to dismantle foraminiferous baffle between little electrolysis district and the anaerobic zone, and little electrolysis is distinguished the intussuseption and is filled with iron fillings.

Optionally, the material of the tank body is glass fiber reinforced plastic.

The application provides an integration sewage treatment device through dividing anaerobic zone, good oxygen district, coagulating zone, settling zone and clear water district at the internal portion of jar, carries out the integrated processing mode such as anaerobic treatment, good oxygen processing, coagulant deposit and filtration to sewage at a jar internal, need not too much corollary equipment, has area little, saves space, easy and simple to handle's advantage. In addition, because each treatment area is integrated in one tank body, the continuous treatment of the sewage is realized.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic structural diagram of an integrated sewage treatment apparatus according to an embodiment of the present application;

FIG. 2 is a schematic structural diagram of an integrated wastewater treatment facility according to another embodiment of the present application;

fig. 3 is a schematic structural diagram of a filter according to an embodiment of the present application.

Description of the reference numerals:

1. a tank body;

101. a sewage inlet;

102. a clear water outlet;

2. an anaerobic zone;

201. a first manhole;

202. a first drain port;

3. an aerobic zone;

301. a second manhole;

302. a second sewage draining outlet;

303. an aeration pipe;

31. a fan;

4. a coagulation zone;

5. a settling zone;

501. an operation hole;

502. a sludge discharge port;

503. a grid plate;

51. a filter;

5101. a filter body;

5102. a water storage tank;

5103. a filtration zone;

511. a clear water pipe;

52. back flushing the pipe;

5201. back flushing the pipe branch;

6. a clear water zone;

601. a disinfectant feed port;

7. a micro-electrolysis zone.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application are clearly and completely described below, and it is obvious that the described embodiments are a part of the embodiments of the present application, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

As shown in fig. 1, the present application provides an integrated sewage treatment device, which comprises a tank body 1, wherein an anaerobic zone 2, an aerobic zone 3, a coagulation zone 4 and a precipitation zone 5 are sequentially separated from the interior of the tank body 1 by a partition board with holes along the water treatment direction; the anaerobic zone 2 is communicated with the aerobic zone 3, the aerobic zone 3 is communicated with the coagulation zone 4, and the coagulation zone 4 is communicated with the precipitation zone 5; a clear water zone 6 is arranged at one end of the tank body 1 far away from the anaerobic zone 2, and the clear water zone 6 and the inner wall of the tank body 1 form a closed space;

the upper part of one side of the tank body 1 close to the anaerobic zone 2 is provided with a sewage inlet 101;

the anaerobic zone 2 is filled with active biological filler for attachment and survival of anaerobic bacteria;

a porous ball floating filler is arranged in the aerobic zone 3 for aerobic bacteria to attach and survive; a plurality of aeration pipes 303 are arranged at the bottom in the aerobic zone 3, and the aeration pipes 303 are connected with a fan 31 arranged outside the tank body 1 through pipelines;

an operation hole 501 is formed in the top of the settling zone 5, a filter 51 is suspended above the settling zone 5, and the filter 51 is communicated with the clean water zone 6 through a clean water pipe 511; the bottom of the settling zone 5 is provided with a sludge discharge port 502;

the lower part of one side surface of the tank body 1 close to the clean water area 6 is provided with a clean water outlet 102.

In the application, the anaerobic zone 2 is filled with active biological filler attached with anaerobic bacteria, and the sewage is subjected to denitrification deamination by utilizing the anaerobic bacteria.

The aerobic zone 3 is filled with a plurality of empty ball floating fillers attached with aerobic bacteria, and the aerobic bacteria are used for dephosphorizing and nitrifying the sewage to further reduce the BOD value in the sewage.

The sewage enters a coagulation area 4, an operator adds a flocculating agent, such as polyaluminium chloride or polyacrylamide, into the coagulation area 4 to flocculate and remove solids and gifts in the sewage, and further, the operator adjusts the pH value of the sewage in the coagulation area 4 to the optimal pH value for flocculation of the flocculating agent, such as 8-9; furthermore, the coagulation area 4 can be connected with a dosing pump to dose flocculating agent to the coagulation area 4.

The sewage mixed with the flocculating agent and output from the coagulation area 4 enters a settling area 5 for standing and settling, the lower layer is settled sludge, the upper layer is clear liquid, the clear liquid is further filtered by a filter 51 to remove impurities which cannot be flocculated and settled, and the clear water is output to a clear water area 6.

In practical use, sewage to be treated is input into the tank body 1 from the sewage inlet 101 and firstly enters the anaerobic zone 2, anaerobic bacteria attached to active biological fillers in the anaerobic zone 2 are decomposed for anaerobic fermentation, and denitrification is performed on the sewage; the sewage after anaerobic treatment enters an aerobic zone 3 through a perforated partition plate, in the aerobic zone 3, a fan 31 blows a large amount of air into the aerobic zone 3 through an aeration pipe 303 to meet the oxygen demand of aerobic bacteria, and meanwhile, the aerobic bacteria have a stirring function to improve the sewage treatment efficiency, the aerobic bacteria attached to the porous ball floating filler ferment and decompose organic matters in the sewage, the sewage is nitrified and dephosphorized, the BOD value of the sewage is reduced, the sewage output from the aerobic zone 3 enters a coagulating zone 4 through the perforated partition plate, an operator adds a coagulant such as polyacrylamide or polyaluminium chloride into the coagulating zone 4, the coagulant coagulates with solid impurities in the sewage, the sewage containing the coagulant enters a settling zone 5 through the perforated partition plate to be settled, the supernatant is filtered by a filter 51 to obtain clear water with higher cleanliness, the clear water enters a clear water zone 6 through a clear water pipe 511 and is discharged through a clear water outlet 102 or is subjected to subsequent finer treatment.

The sediment in the lower part of the sedimentation area 5 is discharged from the sludge discharge port 502 for centralized treatment.

The utility model provides an integration sewage treatment device through dividing anaerobic zone 2, good oxygen district 3, thoughtlessly congeal district 4, settling zone 5 and clear water district 6 in jar body 1, carries out the integrated processing modes such as anaerobic treatment, good oxygen processing, coagulant deposit and filtration to sewage in a jar internal, need not too much corollary equipment, has area little, saves space, easy and simple to handle's advantage. In addition, because each treatment area is integrated in one tank body, the continuous treatment of the sewage is realized.

As shown in fig. 2, optionally, a disinfectant feeding port 601 is provided at an upper portion of a side of the tank body 1 near the clean water area 6.

In this application, operating personnel accessible disinfectant charge door 601 throws disinfectant to the clear water in the clear water district, for example chlorine dioxide etc. kills the microorganism in the clear water, further improves the cleanliness factor and the security that the clear water goes out water.

As shown in fig. 2, optionally, a back-flushing pipe 52 is arranged on one side of the tank body 1 close to the clean water area 6, the back-flushing pipe 52 passes through a partition between the clean water area 6 and the settling area 5 and extends into the settling area 5, one end of the back-flushing pipe 52 positioned in the settling area 5 is closed, and the back-flushing pipe 52 is connected with the filter 51 through a plurality of back-flushing branch pipes 5201.

In this application, when the filter 51 is cleaned and maintained, water is introduced into the backflushing pipe 52, and the filter element in the filter 51 is backflushed and washed by the backflushing branch pipe 5201, so as to remove dirt deposited outside the filter element due to long-term operation of the filter element, and the washed dirt can be deposited on the substrate in the deposition area together with the sewage to which the coagulant is added. The backflushing pipe 52 can prolong the service life of the filter element and ensure the stable operation of the system.

As shown in fig. 2, optionally, the top of the anaerobic zone is provided with a first manhole 201, and the bottom of the anaerobic zone is provided with a first sewage discharge outlet 202.

In the application, the first manhole 201 is arranged, so that an operator can conveniently maintain related parts in the anaerobic zone; the first sewage discharge port 202 is arranged, so that sludge generated after the long-term operation of the anaerobic zone 2 can be discharged, and the maintenance and cleaning of the anaerobic zone 2 are facilitated.

As shown in fig. 2, optionally, a second manhole 301 is opened at the top of the aerobic zone 3, and a second sewage outlet 302 is opened at the bottom of the aerobic zone 3.

In this application, the second manhole 301 and the second sewage draining exit 302 are the same as the first manhole 201 and the first sewage draining exit.

As shown in fig. 2, the settling zone 5 is optionally provided with a grid plate 503 near the lower portion.

In this application, set up grid plate 503 at sedimentation zone 5, the refluence of 5 bottom sediments in reducible sedimentation zone is avoided the palirrhea to cause adverse effect such as stifled, life-span to filter 51.

As shown in fig. 3, optionally, the filter 51 includes a filter body 5101, a water storage tank 5102, and a filtering region 5103, the filtering region 5103 being in communication with the water storage tank 5102;

the filtration zone 5103 is filled with a hollow fiber filter element.

In this application, when the filter 51 is in operation, the clear water filtered by the filter element in the filtering region 5103 enters the water storage tank 5102 for temporary storage, and then is input into the clear water region 6 through the clear water pipe 511.

As shown in FIG. 2, optionally, a micro-electrolysis region 7 is arranged at one end of the tank body 1 close to the sewage inlet 101, the micro-electrolysis region 7 is separated from the anaerobic region 2 by a detachable partition plate with holes, and iron filings are filled in the micro-electrolysis region 7.

In this application, little electrolysis district 7 establish can carry out little electrolysis with sewage in advance, improve the biodegradability of sewage.

The micro-electrolysis region 7 is filled with iron chips, the main components of the iron chips are iron and carbon, when sewage flows through the iron chips, the iron and the carbon in the iron chips can form a micro-battery with the iron as an anode and the carbon as a cathode, a micro-electric field space is formed around the iron chips, substances flowing through the electric field can be electrolyzed, and a large amount of Fe is generated by anode reaction ²⁺ Enters the wastewater and is further oxidized into Fe ³⁺ So as to form the flocculant with higher adsorption flocculation activity. Cathodic reaction producing large quantities of nascent state [ H ]]And [ O]Under the condition of subacidity, the active ingredients can generate oxidation-reduction reaction with a plurality of components in the wastewater, so that the organic macromolecules are subjected to chain scission degradation, the macromolecular organic matters are decomposed into micromolecular organic matters, and the biodegradability of the sewage is improved.

In addition, because scrap iron is filled in the micro-electrolysis region 7, the scrap iron can play a role in filtering sewage, large-particle impurities in the sewage are intercepted, and the treatment pressure of a subsequent treatment unit is reduced.

Optionally, the material of the tank 1 is glass fiber reinforced plastic.

In this application, select for use glass steel for jar body 1's material, can prolong jar body 1's life.

Examples

An integrated sewage treatment device, which comprises the following specific using processes:

sewage enters a micro-electrolysis zone 7 in a tank body 1 from a sewage inlet 101, large particle impurities are intercepted, meanwhile, organic matters in the sewage are electrolyzed by a micro-battery formed by iron-carbon in scrap iron, macromolecular organic matters are decomposed into small molecules, the biodegradability of the sewage is improved, the sewage treated by the micro-electrolysis zone 7 flows into an anaerobic zone 2 through a partition plate, anaerobic fermentation is carried out by decomposing anaerobic bacteria attached to active biological fillers in the anaerobic zone 2, and denitrification is carried out on the sewage; the sewage after anaerobic treatment enters an aerobic zone 3, in the aerobic zone 3, a large amount of air is blown into the aerobic zone 3 by a fan 31 through an aeration pipe 303 to meet the oxygen demand of aerobic bacteria, and meanwhile, the aerobic bacteria have a stirring effect to improve the sewage treatment efficiency, organic matters in the sewage are fermented and decomposed by the aerobic bacteria attached to a porous ball floating filler, the sewage is nitrified and dephosphorized, the BOD value of the sewage is reduced, the sewage output from the aerobic zone 3 enters a coagulation zone 4, an operator adds a coagulant such as polyacrylamide or polyaluminium chloride into the coagulation zone 4 to coagulate with solid impurities in the sewage, the sewage containing the coagulant enters a precipitation zone 5 to precipitate, the supernatant is filtered by a filter 51, the clear water enters a clear water zone 6 through a clear water pipe 511, and a disinfectant such as a disinfectant is added into the clear water in the clear water zone through a disinfectant feeding port 601 to kill microorganisms in the clear water, and the cleanliness and the safety of the clear water are further improved. The water in the clean water zone 6 is discharged through the clean water outlet 102 or is subjected to subsequent more elaborate treatment; the sludge in the lower layer is discharged through the sludge discharge port 502 for centralized treatment, and the return flow of the sediment at the bottom of the sedimentation zone 5 can be reduced due to the arrangement of the grid plate 503 in the sedimentation zone 5.

Sludge settled in the anaerobic zone 2 and the aerobic zone 3 can be discharged through the first sewage discharge outlet 202 and the second sewage discharge outlet 302 respectively for centralized treatment.

When the filter 51 is backflushed, water is introduced into the backflush pipe 52, and the filter element in the filter 51 is backflushed through the backflush branch pipe 5201 to remove dirt deposited on the outside of the filter element due to long-term operation of the filter element.

When the integrated sewage treatment equipment needs to be maintained, an operator can enter the anaerobic zone 2 through the first manhole 201 to maintain the anaerobic zone 2 and the micro-electrolysis zone 7, enter the aerobic zone 3 through the second manhole 301 to maintain the aerobic zone 3, enter the settling zone 5 through the operation hole 501 to maintain the settling zone 5 and the filter 51.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims (9)

1. The integrated sewage treatment equipment is characterized by comprising a tank body (1), wherein an anaerobic zone (2), an aerobic zone (3), a coagulation zone (4) and a precipitation zone (5) are sequentially separated from the interior of the tank body (1) by a partition plate with holes along the water treatment direction; the anaerobic zone (2) is communicated with the aerobic zone (3), the aerobic zone (3) is communicated with the coagulating zone (4), and the coagulating zone (4) is communicated with the settling zone (5); a clear water area (6) is arranged at one end, far away from the anaerobic area (2), in the tank body (1), and the clear water area (6) and the inner wall of the tank body (1) form a closed space;

a sewage inlet (101) is formed in the upper part of one side, close to the anaerobic zone (2), of the tank body (1);

active biological fillers are filled in the anaerobic zone (2) for attachment and survival of anaerobic bacteria;

a porous ball floating filler is arranged in the aerobic zone (3) for aerobic bacteria to attach and survive; a plurality of aeration pipes (303) are arranged at the bottom in the aerobic zone (3), and the aeration pipes (303) are connected with a fan (31) arranged outside the tank body (1) through a pipeline;

an operation hole (501) is formed in the top of the settling zone (5), a filter (51) is arranged above the settling zone (5) in a hanging mode, and the filter (51) is communicated with the clean water zone (6) through a clean water pipe (511); a sludge discharge port (502) is formed at the bottom of the settling zone (5);

the lower part of one side surface of the tank body (1) close to the clean water area (6) is provided with a clean water outlet (102).

2. The integrated sewage treatment apparatus according to claim 1, wherein said filter (51) comprises a filter body (5101), a water storage tank (5102), and a filtering section (5103), the filtering section (5103) communicating with the water storage tank (5102);

the filtration zone (5103) is filled with a hollow fiber filter element.

3. The integrated sewage treatment equipment according to claim 1, wherein a backflushing pipe (52) is arranged on one side surface of the tank body (1) close to the clean water area (6), the backflushing pipe (52) penetrates through a partition plate between the clean water area (6) and the settling area (5) and extends into the settling area (5), one end of the backflushing pipe (52) located in the settling area (5) is closed, and the backflushing pipe (52) is connected with the filter (51) through a plurality of backflushing branch pipes (5201).

4. The integrated sewage treatment equipment according to claim 1, wherein a first manhole (201) is formed at the top of the anaerobic zone, and a first sewage discharge port (202) is formed at the bottom of the anaerobic zone.

5. The integrated sewage treatment device according to claim 1, wherein a second manhole (301) is arranged at the top of the aerobic zone (3), and a second sewage outlet (302) is arranged at the bottom of the aerobic zone (3).

6. The integrated wastewater treatment plant according to claim 1, wherein a grid plate (503) is provided in the settling zone (5) near the lower portion.

7. The integrated sewage treatment device according to claim 1 wherein a disinfectant feed port (601) is arranged at the upper part of one side surface of the tank body (1) close to the clean water area (6).

8. The integrated sewage treatment device according to claim 1, wherein a micro-electrolysis region (7) is arranged at one end of the tank body (1) close to the sewage inlet (101), the micro-electrolysis region (7) is separated from the anaerobic region (2) by a detachable partition plate with holes, and scrap iron is filled in the micro-electrolysis region (7).

9. The integrated sewage treatment apparatus of claim 1 wherein the tank is made of glass fiber reinforced plastic.

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