CN218465608U - Integrated contact oxidation type sewage treatment equipment - Google Patents
Integrated contact oxidation type sewage treatment equipment Download PDFInfo
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- CN218465608U CN218465608U CN202222021013.XU CN202222021013U CN218465608U CN 218465608 U CN218465608 U CN 218465608U CN 202222021013 U CN202222021013 U CN 202222021013U CN 218465608 U CN218465608 U CN 218465608U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The utility model provides an integration contact oxidation formula sewage treatment device, include: aeration tank, lifting pit, backflow tank and filtering ponds set up respectively in the aeration tank both sides, the lifting pit sets up at an aeration tank along horizontal length direction's a tip, and the top and the bottom of backflow tank all communicate with the aeration tank each other, the tip that the lifting pit was kept away from to the aeration tank communicates with the bottom of filtering ponds each other, and the one end upper portion that the backflow tank is close to the lifting pit communicates with the lifting pit each other, and the one end bottom that the filtering ponds is close to the lifting pit communicates with lifting pit upper portion each other, and the bottom opening of filtering ponds sets up, and the top of filtering ponds is passed through the fluid-discharge tube and is communicated with the filtering ponds outside each other, and it is provided with the filtration filler to fill between fluid-discharge tube and the filtering ponds bottom opening, the aeration pipe is installed to the aeration tank bottom, and the aeration pipe top is provided with biological filler frame, and a plurality of biological filler are installed to the last array of biological filler frame, and this treatment facility can form the internal loop, filters sewage in step.
Description
Technical Field
The utility model relates to a sewage treatment device technical field especially relates to an integration contact oxidation formula sewage treatment device.
Background
The traditional sewage biochemical treatment method comprises a sludge method and a biological contact oxidation method, wherein the sludge method is a method for removing soluble and colloidal biochemical organic matters from sewage, and simultaneously activated sludge can adsorb a part of suspended solids and a part of nitrogen and phosphorus.
The bio-contact oxidation method is a biological wastewater treatment method derived from a biofilm method, in the process, sewage is contacted with a biofilm, and the sewage can be purified under the action of microorganisms on the biofilm. The method adopts the same aeration method as an aeration tank to provide the oxygen required by microorganisms, utilizes the aeration process to perform mixing and stirring action on materials, and simultaneously, adds filler in the aeration tank for the microorganisms to adhere and grow, so the method is also called as a contact aeration method, and a biological contact oxidation method takes a biological film adhered on a carrier as a main treatment means.
Considering that the sludge method and the biological contact oxidation method are similar in treatment object, treatment process and control node, on the basis of the above, an integrated device which can combine the two processes and can realize the solid-liquid separation function is provided, which becomes a technical problem to be solved at present.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an integrated contact oxidation formula sewage treatment device that can realize solid-liquid separation.
The technical scheme of the utility model is realized like this: the utility model provides an integration contact oxidation formula sewage treatment device, it includes: aeration tank, lifting pit, backflow tank and filtering ponds set up respectively in aeration tank along horizontal width direction's both sides, the lifting pit sets up at an aeration tank along horizontal length direction's a tip, and the top and the bottom of backflow tank all communicate with the aeration tank each other, one tip that the lifting pit was kept away from to the aeration tank communicates with the bottom of filtering ponds each other, and the one end upper portion that the backflow tank is close to the lifting pit communicates with the lifting pit each other, and the one end bottom that the filtering ponds is close to the lifting pit communicates with lifting pit upper portion each other, and the air stripping device is installed to the bottom of lifting pit, and the one end intercommunication that the lifting pit was kept away from to the aeration tank is provided with the inlet tube, and the bottom opening setting of filtering ponds is passed through at the top of filtering ponds, and the packing is provided with the filtration filler between drain tube and the opening of filtering ponds bottom each other, the aeration pipe is installed to the aeration tank bottom, and the aeration pipe top is provided with biological filler frame, and a plurality of biological filler are installed on the biological filler frame.
On the basis of the technical scheme, preferably, an inclined baffle is arranged at the bottom of the return tank, and the inclined bottom of the inclined baffle is positioned at one side of the aeration tank.
On the basis of the technical scheme, preferably, the bottom of the inclined baffle is higher than the bottom plane of the aeration tank.
On above technical scheme's basis, preferred, still include the baffle, the baffle setting on the upper portion of lift pit and with the top surface and the relative both sides face zonulae occludens of lift pit, the two sides of baffle respectively towards the opening that is close to lift pit and backward flow pond intercommunication and the opening of lift pit and filtering ponds intercommunication, the baffle lower extreme sets up with the bottom surface separation of lift pit, the baffle slope sets up, and the lower extreme orientation on baffle inclined plane sets up the direction of keeping away from the filtering ponds.
On the basis of the above technical scheme, preferably, the filtering tank further comprises a first filtering grid, the first filtering grid is arranged at an opening at the bottom of the filtering tank, the first filtering grid is located below the filtering filler, and the cross section of a grid of the first filtering grid is triangular.
On the basis of the above technical scheme, preferably, the filtering tank further comprises a second filtering grid, the second filtering grid is arranged at the opening at the bottom of the filtering tank and located above the first filtering grid, the second filtering grid is located below the filtering filler, and the cross section of the grid bars of the second filtering grid is in a diamond shape.
On the basis of the above technical scheme, preferably, the filtering tank further comprises two second partition plates and a filtering channel which are arranged in parallel, openings at two ends of the filtering channel are respectively communicated with the aeration tank and the lifting tank, the two second partition plates are arranged in the filtering channel in parallel along the length direction of the filtering channel, the second partition plates are respectively closely attached to the filtering channel along two side faces in the horizontal direction, the second partition plates are separated from the bottom of the filtering channel, the lower end edges of the two second partition plates and the side wall of the filtering channel enclose to form a lower end opening of the filtering tank, and the liquid discharge pipe penetrates through the second partition plates and is communicated with a space between the two second partition plates.
On the basis of the above technical scheme, preferably, the second partition plate is arranged obliquely, and the lower end of the inclined surface of the second partition plate is arranged towards the direction far away from the lift pond.
On the basis of the technical scheme, preferably, the number of the filtering ponds is multiple, the filtering ponds are arranged in series along the length direction of the opening of the filtering channel, and the liquid discharge pipes of two adjacent filtering ponds are communicated with each other.
On the basis of the technical scheme, preferably, the bottom of the aeration tank is communicated with a sludge discharge pipe.
The utility model discloses following beneficial effect has for prior art:
(1) The utility model provides an integrated contact oxidation type sewage treatment device, be provided with the aeration tank that communicates each other respectively, the lifting basin, backward flow pond and filtering ponds, the intercommunication mode can realize that biochemical sewage circulates in treatment facility, can selectively filter sewage through the filtering ponds, thereby directly discharge the clear water, produce gaseous so that the hydroenergy that contains activated sludge after through the treatment of aeration tank can be driven once more and get into filtering ponds or aeration tank, form the circulation, the work of filtering ponds can not directly influence whole sewage cycle process, can selectively filter partial circulating sewage and discharge in the cycle process, be provided with biological filler frame in the aeration tank, thereby can let microorganism adhere to and form the biomembrane, the aeration pipe drives biological sludge and flows and changes the dissolved oxygen environment through adjusting aeration rate, the mud method and biological contact oxidation method have been fused, simultaneously the filtering ponds can carry out solid-liquid separation in the cycle process in step, sewage treatment efficiency has been improved;
(2) The integrated contact oxidation type sewage treatment equipment adopts the biological filler structure arranged in the aeration tank, the biological filler structure provides space for the attachment growth of a biological membrane, the aeration device changes the dissolved oxygen environment by adjusting the aeration quantity, the air stripping device provides power for the internal flow state circulation, and the filter tank provides solid-liquid separation capability in the circulation process;
(3) The utility model discloses in order to let activated sludge's circulation process more smooth and easy to realize the circulation effect, set up the baffle in the promotion pond, set up the inclined baffle bottom the backward flow pond, also set up channel structure in the bottom of filtering ponds simultaneously, thereby let activated sludge can be smoothly in the cyclic process of whole treatment facility, and realize sewage treatment and solid-liquid separation in the cyclic process.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a top sectional view of the integrated contact oxidation type sewage treatment apparatus of the present invention;
FIG. 2 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken along line C-C of FIG. 1;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 1;
FIG. 5 is a top view of the integrated contact oxidation type sewage treatment apparatus of the present invention.
In the figure: 1-aeration tank, 2-lifting tank, 3-reflux tank, 4-filtering tank, 5-air stripping device, 6-water inlet pipe, 7-liquid discharge pipe, 8-filtering filler, 9-aeration pipe, 10-biological filler rack, 11-sludge discharge pipe, 21-sludge baffle, 31-baffle, 41-first filtering grid, 42-second filtering grid, 43-second baffle, 44-filtering channel
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
As shown in fig. 1, with reference to fig. 2-5, the integrated contact oxidation type sewage treatment equipment of the present invention comprises:
The reflux pool 3, the reflux pool 3 sets up in aeration tank 1 along width direction's one of them side, the upper end and the lower extreme of the one side that aeration tank 1 is connected with reflux pool 3 all communicate with reflux pool 3 each other, it is specific, separate through the baffle of a vertical setting between aeration tank 1 and the reflux pool 3, baffle below and the bottom surface interval setting of aeration tank 1, the baffle top is less than the liquid level, after the aeration tubulation 9 aeration treatment of aeration tank 1 below this moment, sewage flows into reflux pool 3 through baffle top space, then flow into aeration tank 1 through baffle below interval once more after the sludge deposition in the sewage in reflux pool 3, thereby can contact and adhere to with biofilm carrier 101 on biofilm carrier frame 10 in aeration tank 1 once more, and participate in the biochemical reaction of aeration in-process.
The sewage treatment device comprises a filter tank 4, the filter tank 4 is arranged on one side surface of an aeration tank far away from a backflow tank 3 along the width direction, a flow channel is arranged at the bottom of the filter tank 4, an opening is formed in the bottom of the filter tank 4 and faces the flow channel, one end of the flow channel is directly communicated with the aeration tank 1, the other end of the flow channel is communicated with the backflow tank 3 through a lifting tank 2, a filter channel 44 is formed in the filter tank 4 from bottom to top, the upper end of the filter channel 44 is communicated with the outer side of the filter tank 4 through a liquid discharge pipe 7, a filter filler 8 is filled in the filter channel 44 at a position between the liquid discharge pipe 7 and the flow channel, the sewage flows into the backflow tank 3 after passing through the aeration tank 1, part of the sewage flows into the lifting tank 2 in the backflow tank 3, is driven by the lifting tank 2 to enter the flow channel and is circulated into the aeration tank 1 again, part of the sewage flows into the filter channel 44 when flowing through the flow channel, the filter filler 8 is discharged through the liquid discharge pipe 7, clean water is discharged from the liquid discharge pipe 7, filtered sludge and impurities are retained below the filter filler or are adhered to the aeration tank 1.
The utility model discloses a treatment equipment, including aeration tank 1, lifting tank 2 sets up at one of them tip along length direction in aeration tank 1, lifting tank 2 is arranged in providing certain circulation power for the circulation sewage in the whole treatment equipment, and is specific, lifting tank still communicates each other with backward flow pond 3 and filtering ponds 4, the upper portion side and the lifting tank 2 intercommunication of backward flow pond 3, the flow channel in lifting tank 2 and the filtering ponds 4 communicates each other, lifting tank 2 bottom is provided with air stripping device 5, the sewage that has mud that flows in from backward flow pond 3 is under the drive of gas plant 5, become rich in the bubble, thereby density reduction come-up, and carry in the flow channel of mud entering filtering ponds 4, air stripping device 5 is as a prior art, in the specific implementation mode of the utility model, can be an aeration structure, thereby reduce the bulk density of the sewage that has mud through aeration, play the air stripping effect.
In the above embodiment, sewage to be treated forms a circulation in the equipment, an oxygen-rich or anaerobic environment can be selectively provided in the aeration tank 1, the biological filler frame 10 provides a place for the formation of a biological membrane to grow and attach, the lifting tank 2 provides partial power for water circulation, and in the circulation process, the filtering and discharging of the sewage are realized by the filtering tank 4.
In the embodiment, the bottom of the reflux pool 3 is provided with an inclined baffle 31, and the inclined bottom of the inclined baffle 31 is positioned at the side of the aeration tank 1.
At this moment, in the process of carrying out backflow sedimentation in the backflow tank 3 from the sewage that has mud that flows into the backflow tank 3 in the aeration tank 1, mud can be under the guide effect of slope baffle 31, finally flow to aeration tank 1 place one side, and the top and the bottom of backflow tank 3 all communicate with aeration tank 1, therefore, mud can flow into aeration tank 1 once more, effectively avoids mud deposit in backflow tank 3.
In the embodiment, the bottom of the inclined baffle 31 is higher than the bottom plane of the aeration tank 1.
In the above embodiment, when the bottom of the inclined baffle 31 is higher than the bottom plane of the aeration tank 1, at this time, the channel communicating the lower part of the reflux tank 3 and the aeration tank 1 is higher than the bottom of the aeration tank 1, therefore, both sides of the bottom of the aeration tank 1 have the side baffle structure, when the aeration pipe 9 works, the generated aeration airflow is easier to collect in the aeration tank 1 under the guidance of the side baffle structure, thereby effectively maintaining the aeration effect, and the sludge discharged by the inclined baffle 31 is easier to enter the bottom of the aeration tank 1, thereby avoiding the risk of sludge gathering in the inclined baffle 31.
In the specific implementation mode, the device further comprises a partition plate 21, the partition plate 21 is arranged on the upper portion of the lift tank 2 and is tightly connected with the top surface and the two opposite side surfaces of the lift tank 2, two surfaces of the partition plate 21 respectively face to an opening where the lift tank 2 is communicated with the return tank 3 and an opening where the lift tank 2 is communicated with the filter tank 4, the lower end of the partition plate 21 is arranged separately from the bottom surface of the lift tank 2, the partition plate 21 is arranged in an inclined manner, and the lower end of the inclined surface of the partition plate 21 faces to a direction away from the filter tank 4.
In the above embodiment, the reflux pool 3 and the filtration pool 4 are respectively located at two opposite sides of the lifting pool 2, therefore, the opening of the reflux pool 3 communicated with the lifting pool 2 and the opening of the filtration pool 4 communicated with the lifting pool 2 are respectively located at two opposite sides of the lifting pool 2, the partition plate 21 is arranged in the middle of the two sides, the opening of the reflux pool 3 communicated with the lifting pool 2 is located above the lifting pool 2, at this time, due to the sedimentation effect of sludge, the content of sludge in sewage entering the lifting pool 2 is not large, after the sewage enters the lifting pool 2, the partition plate 21 is obliquely arranged, the passage outlet formed by the partition plate 21 at one side of the reflux pool 3 is gradually reduced, the opposite passage formed by the partition plate 21 at one side close to the filtration pool 4 is also gradually reduced, the sectional area of the passage from bottom to top is also gradually reduced, at this time, the lower air-lifting device 5 is in the air-lifting process, the ascending water flow more easily enters the passage at one side close to the filtration pool 4, and therefore, the air-lifting device 5 in the lifting pool 2 drives the water flow to form directional flow, thereby promoting the directional flow circulation of the directional flow in the whole equipment.
In a specific embodiment, the filtering tank 4 further includes a first filtering grid 41, the first filtering grid 41 is disposed at the bottom opening of the filtering tank 4, the first filtering grid 41 is located below the filtering filler 8, and the cross section of the grid of the first filtering grid 41 is triangular.
In the above embodiment, the first filtering grid 41 is used for primarily filtering the sewage entering the filtering tank 4, the grid bars of the first filtering grid 41 have triangular cross sections, one of the triangular corners is vertically arranged upwards, the sewage entering the filtering tank 4 is filtered by the filtering filler 8, the suspended matters are not easy to accumulate on the grid bars of the first filtering grid 41 in the descending process, the grid bars with the triangular cross sections are not beneficial to accumulation of the solid suspended matters, the first filtering grid 41 is formed by arranging a plurality of grid bars in parallel, and two adjacent grid bars are arranged at intervals.
In a specific embodiment, the filtering tank 4 further includes a second filtering grid 42, the second filtering grid 42 is disposed at the bottom opening of the filtering tank 4 and is located above the first filtering grid 41, the second filtering grid 42 is located below the filtering filler 8, and the cross section of the grid bars of the second filtering grid 42 is a diamond shape.
In the above embodiment, the rhombus grid bars can avoid the suspended solid to accumulate on second filter grille 42 equally, second filter grille 42 adopts a plurality of grid bar parallel array to arrange equally, second filter grille 42 sets up in first filter grille 41 top, and the setting of staggering of the grid bar that two filter grille correspond, the grid bar between two adjacent filter grille forms the passageway each other, can realize adjusting the passageway width through the distance of adjusting two filter grille, thereby reach different filter effects.
In a specific embodiment, the filtering tank 4 further includes two second partition plates 43 and a filtering channel 44, which are arranged in parallel, two end openings of the filtering channel 44 are respectively communicated with the aeration tank 1 and the lifting tank 2, two second partition plates 43 are arranged in the filtering channel 44 in parallel along the length direction of the filtering channel 44, the second partition plates 43 are respectively sealed with two side surfaces of the filtering channel 44 along the horizontal direction, the second partition plates 43 are arranged separately from the bottom of the filtering channel 44, the lower end edges of the two second partition plates 43 and the side walls of the filtering channel 44 enclose to form a lower end opening of the filtering tank 4, and the liquid discharge pipe 7 penetrates through the second partition plates 43 and is communicated with a space between the two second partition plates 43.
In the above embodiment, the filtering passage 44 is used for providing a passage for the sewage circulation in the treatment equipment, the second partition plate 43 disposed above the filtering passage and the filtering filler 8 and the drain pipe 7 disposed in the second partition plate 43 are used for performing solid-liquid separation on the discharged sewage, the lifting pond 2 lifts the discharged sewage into the considering passage 44 and selectively enters the space between the two second partition plates 43 to realize filtering, and the first filtering grid 41 and the second filtering grid 42 are both disposed at the lower opening of the second partition plate 43.
In the embodiment, the second partition 43 is disposed obliquely, and the lower end of the slope of the second partition 43 is disposed away from the lift tank 2.
In the above embodiment, since the direction of the water flow in the whole treatment apparatus is from the lifting tank 2 to the filtering tank 4, and then flows into the aeration tank 1, in order to avoid the sludge accumulation in the filtering tank 4 under the driving of the water flow, the inclination direction of the second partition plate 43 is set to be the direction that the bottom faces away from the lifting tank 2, at this time, the water flow is not easy to flow into the filtering tank 4, and only enters the filtering tank 4 due to the communicating pipe effect, and the sludge obtained by filtering in the filtering tank 4 flows out of the filtering channel 44 again more easily under the driving of the water flow in the filtering channel 44, thereby achieving good sludge circulation.
In a specific embodiment, the number of the filtering ponds 4 is multiple, the filtering ponds 4 are arranged in series along the length direction of the opening of the filtering channel 44, and the liquid discharge pipes 7 of two adjacent filtering ponds 4 are communicated with each other.
In the above embodiment, the treatment capacity of the sludge filtration can be improved by connecting a plurality of filtration ponds 4 in series, the direction of the series connection is the same as the circulating flow direction of the sewage in the filtration ponds 4, in the above series connection process, the drain pipe 7 can be connected by a flange, and the second partition plates 43 of two adjacent filtration ponds 4 can be connected by bolts.
In a specific embodiment, a sludge discharge pipe 11 is communicated with the bottom of the aeration tank 1.
The periphery of the sludge discharge pipe 11 can be connected with a pipeline, a valve and other structures, and the excessive sludge in the aeration tank 1 can be discharged through the sludge discharge pipe 11.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An integrated contact oxidation type sewage treatment apparatus comprising: the aeration tank (1), the lifting tank (2), the reflux tank (3) and the filter tank (4) are respectively arranged at two sides of the aeration tank (1) along the horizontal width direction, the lifting tank (2) is arranged at one end part of the aeration tank (1) along the horizontal length direction, the top and the bottom of the reflux tank (3) are mutually communicated with the aeration tank (1), one end part of the aeration tank (1) far away from the lifting tank (2) is mutually communicated with the bottom of the filter tank (4), the upper part of one end of the reflux tank (3) near the lifting tank (2) is mutually communicated with the lifting tank (2), the bottom of one end of the filter tank (4) near the lifting tank (2) is mutually communicated with the upper part of the lifting tank (2), the bottom of the lifting tank (2) is provided with an air lifting device (5), one end of the aeration tank (1) far away from the lifting tank (2) is provided with a water inlet pipe (6), the bottom opening of the filter tank (4) is arranged, the top of the filter tank (4) is communicated with the outer side of the filter tank (4) through a liquid discharge pipe (7), a filling pipe (9) is arranged above the filter tank (9), and a filling pipe (9) is arranged between the aeration tank (9) and the aeration tank (9), a plurality of biological fillers (101) are arranged on the biological filler rack (10) in an array manner.
2. The integrated contact oxidation type sewage treatment apparatus according to claim 1, wherein the bottom of the reflux drum (3) is provided with an inclined baffle (31), and the inclined bottom of the inclined baffle (31) is positioned at the side of the aeration tank (1).
3. The integrated contact oxidation type sewage treatment apparatus according to claim 2, wherein the inclined baffle (31) has a bottom portion higher than a bottom plane of the aeration tank (1).
4. The integrated contact oxidation type sewage treatment apparatus according to claim 1, further comprising a partition plate (21), wherein the partition plate (21) is disposed at an upper portion of the lift tank (2) and is tightly connected to a top surface and opposite side surfaces of the lift tank (2), both surfaces of the partition plate (21) are respectively disposed toward an opening communicating with the reflux tank (3) near the lift tank (2) and an opening communicating with the filtration tank (4) near the lift tank (2), a lower end of the partition plate (21) is disposed apart from a bottom surface of the lift tank (2), the partition plate (21) is disposed obliquely, and a lower end of an inclined surface of the partition plate (21) is disposed toward a direction away from the filtration tank (4).
5. The integrated contact oxidation type sewage treatment equipment according to claim 1, wherein the filtering tank (4) further comprises a first filtering grid (41), the first filtering grid (41) is arranged at the bottom opening of the filtering tank (4), the first filtering grid (41) is positioned below the filtering filler (8), and the cross section of the grid bars of the first filtering grid (41) is triangular.
6. The integrated contact oxidation type sewage treatment equipment according to claim 5, wherein the filtering tank (4) further comprises a second filtering grid (42), the second filtering grid (42) is arranged at the bottom opening of the filtering tank (4) and is positioned above the first filtering grid (41), the second filtering grid (42) is positioned below the filtering filler (8), and the cross section of the grid bars of the second filtering grid (42) is diamond-shaped.
7. The integrated contact oxidation type sewage treatment apparatus according to claim 1, wherein the filtering tank (4) further comprises two second partition plates (43) and a filtering channel (44) which are arranged in parallel, the openings at both ends of the filtering channel (44) are respectively communicated with the aeration tank (1) and the lifting tank (2), the two second partition plates (43) are arranged in the filtering channel (44) in parallel along the length direction of the filtering channel (44), the second partition plates (43) are respectively tightly closed with the two side surfaces of the filtering channel (44) along the horizontal direction, the second partition plates (43) are arranged separately from the bottom of the filtering channel (44), the lower end edges of the two second partition plates (43) are enclosed with the side walls of the filtering channel (44) to form the lower end opening of the filtering tank (4), and the drain pipe (7) penetrates through the second partition plates (43) and is communicated with the space between the two second partition plates (43).
8. The integrated contact oxidation-type sewage treatment apparatus according to claim 7, wherein the second partition plate (43) is disposed obliquely, and the lower end of the slope of the second partition plate (43) is disposed in a direction away from the lift tank (2).
9. The integrated contact oxidation type sewage treatment apparatus according to claim 7, wherein the number of the filtering ponds (4) is plural, the plural filtering ponds (4) are arranged in series along the length direction of the opening of the filtering passage (44), and the liquid discharge pipes (7) of two adjacent filtering ponds (4) are communicated with each other.
10. The integrated contact oxidation type sewage treatment equipment according to claim 1, wherein a sludge discharge pipe (11) is provided in communication with the bottom of the aeration tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222021013.XU CN218465608U (en) | 2022-08-02 | 2022-08-02 | Integrated contact oxidation type sewage treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222021013.XU CN218465608U (en) | 2022-08-02 | 2022-08-02 | Integrated contact oxidation type sewage treatment equipment |
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| Publication Number | Publication Date |
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| CN218465608U true CN218465608U (en) | 2023-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222021013.XU Active CN218465608U (en) | 2022-08-02 | 2022-08-02 | Integrated contact oxidation type sewage treatment equipment |
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| CN (1) | CN218465608U (en) |
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