CN209957581U - Sewage treatment device - Google Patents

Sewage treatment device Download PDF

Info

Publication number
CN209957581U
CN209957581U CN201920599816.9U CN201920599816U CN209957581U CN 209957581 U CN209957581 U CN 209957581U CN 201920599816 U CN201920599816 U CN 201920599816U CN 209957581 U CN209957581 U CN 209957581U
Authority
CN
China
Prior art keywords
tank
linked together
pipe
pipeline
communicated
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201920599816.9U
Other languages
Chinese (zh)
Inventor
林星福
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Xinpude Water Treatment Equipment Co Ltd
Original Assignee
Zhejiang Xinpude Water Treatment Equipment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang Xinpude Water Treatment Equipment Co Ltd filed Critical Zhejiang Xinpude Water Treatment Equipment Co Ltd
Priority to CN201920599816.9U priority Critical patent/CN209957581U/en
Application granted granted Critical
Publication of CN209957581U publication Critical patent/CN209957581U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model provides a sewage treatment device, including the sewage collecting tank, the equalizing basin, sludge impoundment and doser, the sewage collecting tank is linked together with the equalizing basin, the equalizing basin is linked together with the reaction tank, be provided with the agitator in the reaction tank, doser add the medicine pipeline and be linked together with the reaction tank, the export of reaction tank is linked together with the import of sedimentation tank, top at the sedimentation tank is provided with the delivery pipe, bottom at the sedimentation tank is provided with the blow off pipe, the blow off pipe is linked together with the sludge impoundment, the sludge impoundment is linked together through sludge pump and pressure filter, supernatant after the filter-pressing is linked together through pipeline and equalizing basin in the pressure filter, lower floor's mud cake after the filter-pressing is from the bottom export discharge. The advantages are that: the sewage treatment device can fully separate pollutants in the sewage, clear water and sludge are separated and then returned to the regulating tank for secondary treatment, the impurity removal rate is improved, the water content of the pollutants is greatly reduced, and the clear water recovery rate is also improved.

Description

Sewage treatment device
Technical Field
The utility model relates to a sewage treatment technical field especially indicates a sewage treatment plant.
Background
The prior Chinese utility model patent with the application number of CN201420489004.6 named as Sewage treatment equipment discloses sewage treatment equipment, which comprises an adjusting tank, a sewage treatment tank, a sludge tank and an electric control room, wherein the adjusting tank conveys collected sewage into the sewage treatment tank through a water inlet pipeline, and the sewage is treated by the sewage treatment tank and then is discharged from a drain pipe; be equipped with self priming pump, first fan and second fan in the automatically controlled room, the self priming pump is arranged in taking out the mud that deposits in the sewage treatment pond to the sludge impoundment, and first fan and second fan construct into aeration in turn to the sewage treatment pond. The utility model discloses a can handle village and town domestic sewage. However, the sewage treatment equipment only pumps the sludge into the sludge tank, the sludge is further cleaned after being fully piled up in the sludge tank, the cleaning is complicated and inconvenient, the labor cost is high, the equipment cannot neutralize alkaline pollutants in the sewage, the treatment effect is not ideal enough, and therefore the structure of the sewage treatment equipment needs to be further improved.
Disclosure of Invention
The utility model aims to solve the technical problem that to above-mentioned prior art current situation and provide an impurity clearance height, the treatment effect is good, and the pollutant discharges fewly, uses the sewage treatment plant of environmental protection.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: this sewage treatment plant, including sewage collecting tank, equalizing basin, sludge impoundment and can be to the doser that adds sewage treatment medicament in the sewage, sewage collecting tank is linked together its characterized in that through pipeline and equalizing basin: the equalizing basin is linked together through waste water lifting mechanism and reaction tank be provided with the agitator in the reaction tank, the medicine adding pipe of doser is linked together with the reaction tank, and the export of reaction tank is linked together with the import of sedimentation tank, is provided with the delivery pipe at the top of sedimentation tank, is provided with the blow off pipe in the bottom of sedimentation tank, the blow off pipe is linked together with the sludge impoundment, the sludge impoundment is linked together through sludge pump and pressure filter, and the supernatant after the filter-pressing is linked together through pipeline and equalizing basin in the pressure filter, and the bottom export discharge pressure filter of lower floor's mud cake after the filter-pressing from the pressure filter in the pressure filter.
As an improvement, the sewage collecting tank comprises a conventional wastewater collecting tank and a special wastewater collecting tank, the conventional wastewater collecting tank is communicated with the regulating tank through a pipeline, the special wastewater collecting tank is communicated with the sterilizing part through a pipeline, and an outlet of the sterilizing part is communicated with the regulating tank through a pipeline.
The improved sterilization device is characterized in that the outlet of the sterilization part can be preferably communicated with an intermediate water tank through a delivery pump, the intermediate water tank is communicated with an oxidation tank through a wastewater lifter, a stirrer is arranged in the oxidation tank, a medicine adding pipeline of a medicine adding device is communicated with the oxidation tank, and the outlet of the oxidation tank is communicated with an adjusting tank.
The improved sterilization part comprises N sterilization tanks connected in parallel, wherein the N sterilization tanks are provided with heating pipelines which can lead heating steam into the sterilization tanks and condensing tubes which can lead the heated steam to leave, outlets of the N sterilization tanks are communicated with the regulating pool after being converged by the pipelines, and N is a natural number greater than 1.
Further improve, conventional waste water collecting pit includes first waste water collecting pit and second waste water collecting pit, the waste water produces the portion including first waste water and produces the workshop, the workshop is produced to second waste water production workshop and third waste water production, the sewer pipe in third waste water production workshop is direct to be linked together with the equalizing basin, the conventional sewer pipe in first waste water production workshop is linked together with first waste water collecting pit, the conventional sewer pipe in second waste water production workshop is linked together with second waste water collecting pit, first waste water collecting pit is linked together through pipeline and equalizing basin respectively with the second waste water collecting pit, the special sewer pipe in first waste water production workshop is direct to be linked together with special waste water collecting pit, the special sewer pipe in second waste water production workshop is linked together with the transfer pond, the transfer pond is linked together through booster pump and special waste water collecting pit.
As the improvement, this sewage treatment plant still includes emergent pond, is provided with first urgent minute pipe on connecting the pipeline between middle pond and the equalizing basin, is provided with the emergent minute pipe of second on connecting the pipeline between equalizing basin and the reaction tank, first urgent minute pipe, the emergent minute pipe of second are linked together with emergent pond respectively, the wet return in emergent pond is linked together with middle pond, equalizing basin respectively through waste water lifting mechanism.
As an improvement, the discharge pipe of the sedimentation tank can be preferably communicated with the contact tank, a stirrer is arranged in the contact tank, a medicine adding pipeline of the medicine adding device is communicated with the contact tank, and an outlet of the contact tank is communicated with the discharge pipeline.
The sewage treatment device is further improved and further comprises a second emergency water tank, a water quality monitor is arranged on a water outlet of the contact tank, a third emergency branch pipe is arranged on a water outlet pipe of the contact tank and communicated with the second emergency water tank, and a water return pipe of the second emergency water tank is respectively communicated with the middle water tank and the regulating tank through a wastewater lifter.
As the improvement, the doser includes sour liquid jar, hydrogen peroxide tank, sodium hypochlorite jar, PAC jar, PAM jar and iron sulfite solution jar on all be provided with the valve of opening and closing the corresponding jar of body, all be provided with the agitator in PAC jar, PAM jar and iron sulfite solution jar, PAC jar, PAM jar and iron sulfite solution jar are linked together through pipeline and running water respectively.
As an improvement, any waste water raiser comprises a water diversion tank body and a pump body, wherein the pump body is a booster pump or two booster pumps which are arranged in parallel, and a tap water inlet pipe and an exhaust pipe are arranged on the water diversion tank body.
Compared with the prior art, the utility model has the advantages of: the sewage is treated by the regulating tank, the reaction tank, the sedimentation tank, the sludge tank and the filter press, so that pollutants in the sewage can be fully separated, the sludge-water separation effect is good, clear water is separated from the sludge and then returns to the regulating tank for secondary treatment, the impurity removal rate is improved, the water content of the pollutants is greatly reduced, the clear water recovery rate is improved, and the water resource recovery and the environmental protection are facilitated; the conventional wastewater collecting tank and the special wastewater collecting tank can respectively collect conventional wastewater and special wastewater, and different types of wastewater are treated by different treatment tanks and different treatment steps, so that the treatment resources are saved, the treatment speed is increased, and the treatment effect is better; when the flow of the pipeline between the middle water tank and the regulating tank and the flow of the pipeline between the regulating tank and the reaction tank are overlarge, water in the pipeline can be introduced into the emergency water tank through the first emergency branch pipe and the second emergency branch pipe, so that the buffer pressure relief effect is realized, and the use safety of the device is guaranteed; this device still includes the emergent pond of second, and if the quality of water of discharge can't reach emission standard at the delivery port department of contact pool, can carry the waste water not up to standard to the emergent pond department of second, and the emergent pond department of second can carry the waste water not up to standard back intermediate reservoir and equalizing basin to handle once more, ensures that the contact pool exit can discharge waste water up to standard, realizes the waste water treatment purpose.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of portion I of FIG. 1;
FIG. 3 is an enlarged view of section II of FIG. 1;
FIG. 4 is an enlarged view of section III of FIG. 1;
fig. 5 is an enlarged view of the portion IV in fig. 1.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in FIGS. 1 to 5, the sewage treatment apparatus of the present embodiment comprises a sewage collecting tank, a regulating tank 1, a sludge tank 2 and a chemical feeder 3 capable of feeding sewage treatment chemicals into sewage, the sewage collecting tank is communicated with the adjusting tank 1 through a pipeline, the adjusting tank 1 is communicated with the reaction tank 71 through a waste water lifter, a stirrer 61 is arranged in the reaction tank 71, a medicine adding pipeline of the medicine adding device 3 is communicated with the reaction tank 71, an outlet of the reaction tank 71 is communicated with an inlet of the sedimentation tank 7, a discharge pipe 73 is arranged at the top of the sedimentation tank 7, a sewage discharge pipe 72 is arranged at the bottom of the sedimentation tank 7, the blow-off pipe 72 is communicated with the sludge pool 2, the sludge pool 2 is communicated with the filter press 22 through the sludge pump 21, supernatant liquor after filter pressing in the filter press 22 is communicated with the regulating tank 1 through a pipeline, and lower-layer mud cakes after filter pressing in the filter press 22 are discharged out of the filter press 22 from the bottom outlet of the filter press 22. The sludge pump 21 is communicated with a compressed air pipeline, when the pipeline between the sludge pump or the sludge pump and the filter press 22 is blocked, compressed air can be introduced into the compressed air pipeline, and the compressed air dredges the pipeline between the sludge pump or the sludge pump and the filter press 22. The filter press 22 is capable of squeezing water from the sludge out of the sludge, and the specific structure of the filter press 22 is well known and will not be described in detail.
The sewage collecting tank comprises a conventional wastewater collecting tank and a special wastewater collecting tank 43, the conventional wastewater collecting tank is communicated with the regulating tank 1 through a pipeline, the special wastewater collecting tank 43 is communicated with the sterilizing part through a pipeline, and an outlet of the sterilizing part is communicated with the regulating tank 1 through a pipeline. The export of portion of disinfecting is linked together through delivery pump 49 and middle pond 45, middle pond 45 is linked together through waste water raiser and oxidation pond 6 be provided with agitator 61 in the oxidation pond 6, the medicine pipeline that adds of doser 3 is linked together with oxidation pond 6, and the export and the equalizing basin 1 of oxidation pond 6 are linked together. The sterilization part comprises N sterilization tanks 46 connected in parallel, wherein the N sterilization tanks 46 are all provided with a heating pipeline 47 which can lead heating steam to the sterilization tanks 46 and a condensation pipe 48 which can lead the steam to leave after heating, the outlets of the N sterilization tanks 46 are communicated with the regulating reservoir 1 after being converged by pipelines, and N is a natural number greater than 1. The wastewater is not in direct contact with the steam in the sterilization tank 46, and the steam contacts the pipeline of the wastewater, so that the wastewater is heated and heated to achieve the purpose of sterilization. The conventional wastewater collection tank comprises a first wastewater collection tank 41 and a second wastewater collection tank 42, the wastewater generation part comprises a first wastewater generation workshop 411, a second wastewater generation workshop 412 and a third wastewater generation workshop 413, a sewage pipe of the third wastewater generation workshop 413 is directly communicated with the adjusting tank 1, the conventional sewage pipe of the first wastewater generation workshop 411 is communicated with the first wastewater collection tank 41, the conventional sewage pipe of the second wastewater generation workshop 412 is communicated with the second wastewater collection tank 42, the first wastewater collection tank 41 and the second wastewater collection tank 42 are respectively communicated with the adjusting tank 1 through pipelines, the special sewage pipe of the first wastewater generation workshop 411 is directly communicated with the special wastewater collection tank 43, the special sewage pipe of the second wastewater generation workshop 412 is communicated with the transfer tank 44, and the transfer tank 44 is communicated with the special wastewater collection tank 43 through a booster pump.
This sewage treatment plant still includes emergent pond 5, is provided with first urgent minute 51 on connecting the pipeline between middle pond 45 and the equalizing basin 1, is provided with the emergent minute 52 of second on connecting the pipeline between equalizing basin 1 and the reaction tank 71, first urgent minute 51, the emergent minute 52 of second are linked together with emergent pond 5 respectively, the wet return in emergent pond 5 is linked together with middle pond 45, equalizing basin 1 respectively through waste water lifting mechanism. The discharge pipe 73 of the sedimentation tank 7 is communicated with the contact tank 74, the stirrer 61 is arranged in the contact tank 74, the medicine adding pipeline of the medicine adding device 3 is communicated with the contact tank 74, and the outlet of the contact tank 74 is communicated with the discharge pipeline. This sewage treatment plant still includes the emergent pond 54 of second, sets up water quality monitor on the delivery port of contact pond 74, is provided with the emergent minute pipe 53 of third on the outlet pipe 75 of contact pond, the emergent minute pipe 53 of third is linked together with the emergent pond 54 of second, the wet return of the emergent pond 54 of second is linked together with middle pond 45, equalizing basin 1 respectively through waste water lifting mechanism. The stirrer 61 has the same structure, and the specific structure of the stirrer 61 belongs to the prior art, so that the detailed description is omitted.
Doser 3 includes acidizing fluid jar 31, hydrogen peroxide solution jar 32, sodium hypochlorite jar 33, PAC jar 34, PAM jar 35 and iron sulfite solution jar 36 on all be provided with the valve of opening and closing the corresponding jar body, all be provided with agitator 61 in PAC jar 34, PAM jar 35 and iron sulfite solution jar 36, PAC jar 34, PAM jar 35 and iron sulfite solution jar 36 are linked together with the running water through the pipeline respectively. Any waste water raiser includes diversion tank body 9 and pump body 91, pump body 91 is a booster pump or two booster pumps parallel arrangement, be provided with running water inlet pipe 92 and blast pipe 93 on the diversion tank body 9. The acid liquid tank 31 may be filled with one or more of sulfuric acid, phosphoric acid or hydrochloric acid, or other suitable acid solutions may be selected according to the alkaline components of the sewage to be treated, the PAC tank 34 is a polyaluminium chloride solution, and the PAM tank 35 is a polyacrylamide solution.
Point a in fig. 2 communicates with point a in fig. 5, point b in fig. 2 communicates with point b in fig. 5, point c in fig. 2 communicates with point c in fig. 5, and point d in fig. 2 communicates with point d in fig. 4;
point e in fig. 3 communicates with point e in fig. 4, point f in fig. 3 communicates with point f in fig. 4, point g in fig. 3 communicates with point g in fig. 4, point h in fig. 3 communicates with point h in fig. 5, point k in fig. 3 communicates with point k in fig. 5, point m in fig. 3 communicates with point m in fig. 5, and point n in fig. 3 communicates with point n in fig. 5;
the point i1 and the point i2 in the graph of fig. 4 are respectively communicated with the point i3 in the graph of fig. 1, and the point j in the graph of fig. 4 is communicated with the regulating reservoir 1. The filter pressed lower layer cake in the filter press 22 is discharged from the filter press 22 at point r in fig. 4.
Conventional waste water collecting pit, special waste water collecting pit 43, jar 46 disinfects, transfer pond 44, middle pond 45, equalizing basin 1, emergent pond 5, the emergent pond 54 of second, sludge impoundment 2, acidizing fluid jar 31, hydrogen peroxide can 32, sodium hypochlorite jar 33, PAC jar 34, PAM jar 35 and be provided with level detector in the iron sulfite solution jar 36 respectively. Valves for opening and closing the corresponding pipelines are arranged on the connecting pipelines of all parts of the sewage treatment device. And the liquid outlets of the acid liquor tank 31, the hydrogen peroxide tank 32, the sodium hypochlorite tank 33, the PAC tank 34, the PAM tank 35 and the ferric sulfite solution tank 36 are respectively provided with a conveying pump.

Claims (10)

1. The utility model provides a sewage treatment device, includes sewage collecting tank, equalizing basin (1), sludge impoundment (2) and doser (3) that can add sewage treatment medicament in to sewage, sewage collecting tank is linked together its characterized in that through pipeline and equalizing basin (1): equalizing basin (1) is linked together through waste water lifting mechanism and reaction tank (71) be provided with agitator (61) in reaction tank (71), the medicine pipeline that adds medicine ware (3) is linked together with reaction tank (71), and the export of reaction tank (71) is linked together with the import of sedimentation tank (7), is provided with delivery pipe (73) at the top of sedimentation tank (7), is provided with blow off pipe (72) in the bottom of sedimentation tank (7), blow off pipe (72) are linked together with sludge impoundment (2), sludge impoundment (2) are linked together with pressure filter (22) through sludge pump (21), and the supernatant after the filter-pressing is linked together through pipeline and equalizing basin (1) in pressure filter (22), and lower floor's mud cake after the filter-pressing is followed the bottom export discharge pressure filter (22) of pressure filter (22) in pressure filter (22).
2. The sewage treatment apparatus of claim 1, wherein: the sewage collecting tank comprises a conventional waste water collecting tank and a special waste water collecting tank (43), the conventional waste water collecting tank is communicated with the regulating tank (1) through a pipeline, the special waste water collecting tank (43) is communicated with the sterilizing part through a pipeline, and an outlet of the sterilizing part is communicated with the regulating tank (1) through a pipeline.
3. The sewage treatment apparatus according to claim 2, wherein: the export of portion of disinfecting is linked together through delivery pump (49) and middle pond (45), middle pond (45) are linked together through waste water raiser and oxidation pond (6) be provided with agitator (61) in oxidation pond (6), add medicine pipeline and oxidation pond (6) of doser (3) and be linked together, the export and equalizing basin (1) of oxidation pond (6) are linked together.
4. The sewage treatment apparatus according to claim 2, wherein: the sterilization part comprises N sterilization tanks (46) connected in parallel, a heating pipeline (47) which can lead heating steam to the sterilization tanks (46) and a condensation pipe (48) which can lead the heated steam to leave are arranged on the N sterilization tanks (46), the outlet of the N sterilization tanks (46) is communicated with the adjusting tank (1) after being collected by the pipeline, and N is a natural number greater than 1.
5. The sewage treatment apparatus according to claim 2, wherein: the conventional wastewater collection tank comprises a first wastewater collection tank (41) and a second wastewater collection tank (42), a wastewater generation part comprises a first wastewater generation workshop (411), a second wastewater generation workshop (412) and a third wastewater generation workshop (413), a sewage pipe of the third wastewater generation workshop (413) is directly communicated with the adjusting tank (1), the conventional sewage pipe of the first wastewater generation workshop (411) is communicated with the first wastewater collection tank (41), the conventional sewage pipe of the second wastewater generation workshop (412) is communicated with the second wastewater collection tank (42), the first wastewater collection tank (41) and the second wastewater collection tank (42) are respectively communicated with the adjusting tank (1) through pipelines, the special sewage pipe of the first wastewater generation workshop (411) is directly communicated with the special wastewater collection tank (43), the special sewage pipe of the second wastewater generation workshop (412) is communicated with the transfer tank (44), the transfer tank (44) is communicated with the special wastewater collecting tank (43) through a booster pump.
6. The sewage treatment apparatus according to any one of claims 3 to 5, wherein: this sewage treatment plant still includes emergent pond (5), is provided with first urgent minute pipe (51) on connecting the pipeline between middle pond (45) and equalizing basin (1), is provided with emergent minute pipe (52) of second on connecting the pipeline between equalizing basin (1) and reaction tank (71), first urgent minute pipe (51), the emergent minute pipe (52) of second are linked together with emergent pond (5) respectively, the wet return in emergent pond (5) is linked together with middle pond (45), equalizing basin (1) respectively through waste water lifting mechanism.
7. The sewage treatment apparatus according to any one of claims 1 to 5, wherein: the discharge pipe (73) of the sedimentation tank (7) is communicated with the contact tank (74), the contact tank (74) is internally provided with a stirrer (61), the dosing pipeline of the doser (3) is communicated with the contact tank (74), and the outlet of the contact tank (74) is communicated with the discharge pipeline.
8. The sewage treatment apparatus of claim 7, wherein: this sewage treatment plant still includes the emergent pond of second (54), sets up water quality monitor on the delivery port of contact pond (74), is provided with the emergent minute pipe of third (53) on outlet pipe (75) of contact pond, the emergent minute pipe of third (53) is linked together with the emergent pond of second (54), the wet return in the emergent pond of second (54) is linked together with middle pond (45), equalizing basin (1) respectively through waste water lifting mechanism.
9. The sewage treatment apparatus according to any one of claims 1 to 5, wherein: doser (3) include acidizing fluid jar (31), hydrogen peroxide jar (32), sodium hypochlorite jar (33), PAC jar (34), PAM jar (35) and iron sulfite solution jar (36) on all be provided with the valve of opening and closing the corresponding jar body, all be provided with agitator (61) in PAC jar (34), PAM jar (35) and iron sulfite solution jar (36), PAC jar (34), PAM jar (35) and iron sulfite solution jar (36) are linked together with the running water through the pipeline respectively.
10. The sewage treatment apparatus according to any one of claims 1 to 5, wherein: any waste water raiser includes a diversion tank body (9) and a pump body (91), the pump body (91) is a booster pump or two booster pumps are arranged in parallel, and a tap water inlet pipe (92) and an exhaust pipe (93) are arranged on the diversion tank body (9).
CN201920599816.9U 2019-04-28 2019-04-28 Sewage treatment device Active CN209957581U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920599816.9U CN209957581U (en) 2019-04-28 2019-04-28 Sewage treatment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920599816.9U CN209957581U (en) 2019-04-28 2019-04-28 Sewage treatment device

Publications (1)

Publication Number Publication Date
CN209957581U true CN209957581U (en) 2020-01-17

Family

ID=69244151

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920599816.9U Active CN209957581U (en) 2019-04-28 2019-04-28 Sewage treatment device

Country Status (1)

Country Link
CN (1) CN209957581U (en)

Similar Documents

Publication Publication Date Title
CN104355478A (en) Printing and dyeing sewage treatment system
CN204198556U (en) A kind of dyeing and printing sewage treatment system
CN209957581U (en) Sewage treatment device
CN102774953A (en) Fenton fluidized bed and operating method thereof
CN105347582B (en) A kind of device and method of iron-carbon micro-electrolysis degrading alkaline organic wastewater
CN110482677B (en) Sewage treatment device based on partial backflow type pressure dissolved air floatation
CN201128684Y (en) Pipe type energy-saving instant drinking machine
CN210001713U (en) industrial circulating cooling water treatment system for methanol
CN106082473A (en) A kind of chemical engineering sewage processing means
CN205398301U (en) Full -automatic high -efficient water purification system
CN207633438U (en) Water-saving non-negative pressure water-supply installation
CN111056632A (en) Anaerobic external tubular ultrafiltration membrane bioreactor
CN203187498U (en) Sewage treatment circulating system
CN212612887U (en) Integrated row processing device
CN103572810B (en) A kind of domestic wastewater collection, process and utilize device
CN204874103U (en) Novel wet flue gas desulfurization effluent disposal system
CN108383296A (en) A kind of catalytic oxidation treatment system of the organic wastewater containing stink
CN213950818U (en) Oxidation unit for wastewater treatment
CN217808917U (en) Domestic sewage integration processing system
CN203513397U (en) Novel industrial water supply treatment device
CN214781317U (en) Washing sewage treatment system
CN211005020U (en) Integrated sewage treatment equipment
CN212655555U (en) Acetate effluent disposal system
CN211226810U (en) Factory domestic sewage treatment system
CN217351091U (en) Spiral-flow type internal circulation anaerobic equipment for organic wastewater treatment

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant