CN217377639U - Assembled domestic sewage treatment device - Google Patents

Assembled domestic sewage treatment device Download PDF

Info

Publication number
CN217377639U
CN217377639U CN202220610986.4U CN202220610986U CN217377639U CN 217377639 U CN217377639 U CN 217377639U CN 202220610986 U CN202220610986 U CN 202220610986U CN 217377639 U CN217377639 U CN 217377639U
Authority
CN
China
Prior art keywords
tank
anoxic
sewage treatment
aerobic
shell
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
CN202220610986.4U
Other languages
Chinese (zh)
Inventor
李玉蓉
邓海华
潘常刚
王海云
邓冶
邓言强
陈振
童涛
王天禹
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 Zheda Water Industry Co ltd
Original Assignee
Zhejiang University Water 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 University Water Co ltd filed Critical Zhejiang University Water Co ltd
Priority to CN202220610986.4U priority Critical patent/CN217377639U/en
Application granted granted Critical
Publication of CN217377639U publication Critical patent/CN217377639U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

Landscapes

  • Biological Treatment Of Waste Water (AREA)

Abstract

The utility model relates to the field of rural domestic sewage treatment, and discloses an assembled domestic sewage treatment device, which comprises an aerobic tank and a sedimentation tank, wherein the aerobic tank and the sedimentation tank are separated by a third partition plate; the shell is communicated with an air inlet pipe, a sludge discharge pipe, a water inlet pipe and a water outlet pipe, the sludge discharge pipe and the water outlet pipe are arranged in the sedimentation tank, the shell further comprises a functional tank, the functional tank comprises a tank body and a plurality of partition plates, and the functional tank at one end of the shell further comprises an outer wall plate; and the partition plate is provided with water through holes. This scheme has the small-size sewage treatment requirement in adaptation rural area, can adapt to current device and realize the increase and decrease of function pond, and the installation is simple, advantage such as with low costs.

Description

Assembled domestic sewage treatment device
Technical Field
The utility model relates to a domestic sewage treatment field especially relates to an assembled domestic sewage treatment plant.
Background
The rural domestic sewage treatment station occupies a small area, and the treatment facility is mainly a small device and is compactly arranged. Along with the improvement of the requirement on the treatment effect of rural domestic sewage, the treatment effect of the complete set of sewage treatment device becomes the focus of industrial attention; in addition, the existing rural domestic sewage treatment facility part has poor treatment effect, and needs to be improved urgently, so that the sewage treatment effect is improved, and the effluent quality is ensured. However, the reserved positions of the existing devices are limited, and many existing devices only have partial function loss, so that the reconstruction cost is greatly increased by replacing the whole set of equipment. Therefore, a sewage treatment device which can adapt to the characteristics of a small device and can be matched with a basic increase and decrease function pool of the existing equipment is urgently needed.
Chinese patent application publication No. CN208120922U discloses a sewage treatment pond and sewage treatment system, and the sewage treatment pond includes two at least equipment modules, be equipped with the reaction tank in the equipment module, be equipped with on the surface of equipment module with the opening of reaction tank intercommunication, it is different pass through between the reaction tank of equipment module opening intercommunication, sewage treatment system include first honeycomb duct, second honeycomb duct and seven at least sewage treatment ponds, seven wherein the sewage treatment pond is equalizing basin, hydrolysis acidification pond, first contact aerobic tank, second contact aerobic tank, sedimentation tank, sludge impoundment and disinfection pond respectively. The sewage treatment tank of the sewage treatment system is composed of the assembly modules, and the different assembly modules are communicated with each other through the circulation holes, so that the hydrolysis acidification tank and the first contact aerobic tank can be correspondingly adjusted according to the scale of sewage treatment, and the adaptability is good. However, the sewage tank is composed of the assembly modules, the pipelines and the like are introduced into the assembly modules, the positions of the through pipes in each assembly module need to be considered, the steps of the assembly process are complicated, the assembly modules are installed on the basis of tightness, the requirements for the site are higher than those of the scheme, and the function of adapting to the existing equipment in the background of the scheme cannot be achieved.
Disclosure of Invention
In order to solve the problem, the utility model provides an assembled domestic sewage treatment device has the rural small-size sewage treatment requirement of adaptation, can adapt to current device and realize that the function pond increases and decreases, and the installation is simple, advantage such as with low costs.
In order to realize the purpose, the utility model adopts the following technical scheme: an assembled domestic sewage treatment device comprises a shell, wherein the shell comprises an aerobic tank and a sedimentation tank, and the aerobic tank and the sedimentation tank are separated by a third partition plate; the shell is communicated with an air inlet pipe, a sludge discharge pipe, a water inlet pipe and a water outlet pipe, the sludge discharge pipe and the water outlet pipe are arranged in the sedimentation tank, the shell further comprises a functional tank, the functional tank comprises a tank body and a partition plate, and the functional tank at one end of the shell further comprises an outer wall plate; and the partition plate is provided with water through holes.
This scheme can adapt to service environment's demand in a flexible way, can increase and decrease the function pond according to actual need, and the function pond separates oil sediment pond, oxygen deficiency pond etc. promptly. The aerobic tank is added with active fillers, such as porous rotary spherical suspended biological carriers, so that the contact area between microorganisms and sewage is increased, and the amount and types of the microorganisms in the system are improved, thereby improving the impact resistance and the treatment efficiency of the system. This scheme still can set up a plurality of function ponds such as oil removal sediment pond and oxygen deficiency pond as required, according to the quantity in different service environment regulatory function ponds, can reduce and reform transform the replacement cost. A third clapboard is arranged between the aerobic tank and the sedimentation tank, and a water hole is arranged at the upper part of the third clapboard and used for the sewage in the aerobic tank to enter the sedimentation tank.
Preferably, the shell is formed by splicing the tank body, and the spliced part is fixed by bolts and sealed by waterproof sealant strips; a limiting strip is arranged at the splicing position of the tank body; one end of the shell is fixed with the outer wall plate through bolts and sealed and pasted by a waterproof sealing adhesive tape.
Because need confirm function pond quantity and type according to the concrete needs of site environment, the leakproofness of device is very crucial, in order to ensure the device, this device casing can constitute through the cell body concatenation, and cell body concatenation department is equipped with spacing, can play limiting displacement when both concatenations, and the concatenation part adopts the bolt fastening to seal with waterproof sealed glue strip. Of course, the pool body can also be designed with a limit guide rail, and fixing parts such as bolts can be better embedded under the condition of combining the limit strips. The outer wall plate is also fixed by this method.
Preferably, the functional tank is an oil separation slag settling tank and an anoxic tank, and the oil separation slag settling tank is arranged at one end of the shell and comprises a tank body, an outer wall plate and a first partition plate; the anoxic tank comprises a second clapboard and a tank body; the oil removal and slag precipitation tank and the oxygen-poor tank are separated by a first partition plate; the anoxic tank and the aerobic tank are separated by a second partition plate; the horizontal position of the first clapboard is higher than the water through hole of the second clapboard, and the horizontal position of the water through hole of the second clapboard is higher than the water through hole of the third clapboard; one end of the anoxic tank is provided with a diversion trench which leads to the bottom of the anoxic tank; active fillers are filled in the anoxic tank and the aerobic tank; the water inlet pipe is communicated with an oil separation and residue settling tank; the air inlet pipe is communicated with an aeration pipe and is respectively introduced into the anoxic tank and the aerobic tank; and aeration holes with staggered and inclined downward openings at two sides are formed at the bottom of the aeration pipe.
In a newly-built complete sewage treatment device, the functional tank also comprises an oil removal sediment tank and an anoxic tank. When pretreated sewage flows into the shell, oil substances and large-particle impurities are removed through the oil separation and residue settling tank in sequence, then organic pollutants, phosphorus and ammonia nitrogen are removed through the aerobic tank, nitrifying liquid flowing back from the aerobic tank contains dissolved oxygen, the anoxic tank is in an anoxic environment, denitrifying bacteria perform denitrification reaction under the anoxic condition, so that total nitrogen is removed, and finally the sewage is subjected to sludge-water separation through the settling tank to remove suspended matters, so that the aim of purifying the sewage is fulfilled. Active filler is added into the anoxic tank, the water inlet pipe of the oil separation dreg tank is connected, sewage enters the shell through the water inlet pipe to be treated, floating oil is gathered on the upper portion of the oil separation dreg tank and is periodically cleaned, first partition plates are arranged between the oil separation dreg tank and the anoxic tank, a second partition plate is arranged between the anoxic tank and the aerobic tank, a third partition plate is arranged between the aerobic tank and the sedimentation tank, a first water through hole is formed in the first partition plate, a second water through hole and a third water through hole are formed in the second partition plate and the third partition plate respectively, the oil separation dreg tank, the anoxic tank, the aerobic tank and the sedimentation tank are communicated through the water through holes in the first partition plate, the second partition plate and the third partition plate in sequence, and the hydraulic condition in the device is improved through the design of the positions of the water through holes. In this scheme, first, two, three baffles are the moulded board, and the casing is preferred to be assembled through the concatenation of moulded piece, because the casing is that the concatenation equipment forms, can increase and decrease the function pond as required in the in-service use, can increase and decrease the processing unit according to practical application's needs, uses more in a flexible way, improves the molten bath utilization ratio.
Preferably, the functional tank is an oil removal sediment tank which is arranged at one end of the shell and comprises a tank body, an outer wall plate and a first partition plate; the oil removal dreg tank and the aerobic tank are separated by a first partition plate; active filler is filled in the aerobic tank; the water inlet pipe is communicated with an oil separation slag settling tank; the air inlet pipe is communicated with the aerobic tank.
If only used for removing COD and NH 3 -N, the anoxic tank and anoxic tank related components may also be subtracted. At the moment, the air inlet pipe only needs to be introduced into the aerobic tank for aeration, and the rest structure is basically similar to that of the complete device. The sewage treatment device without the anoxic tank is equivalent to that the tank body and the second partition plate which are assembled into the anoxic tank need to be taken down in the installation process, the original pipeline and the original assembly which are led into the anoxic tank are removed, and then the tank body of the oil separation dreg tank and the tank body of the aerobic tank are spliced to obtain the sewage treatment device.
Preferably, the functional tank is an anoxic tank which is arranged at one end of the shell and comprises a tank body, an outer wall plate and a second partition plate; the anoxic tank and the aerobic tank are separated by a second partition plate; active fillers are filled in the anoxic tank and the aerobic tank; the water inlet pipe is communicated with the anoxic tank; and the air inlet pipe is communicated with the anoxic tank and the aerobic tank.
When being used for carrying the sewage treatment station of mark transformation, and when having sewage treatment facility in the station, the utility model discloses can subtract oil removal sediment pond, the different one point is that the inlet tube that lets in the casing needs the direct access oxygen deficiency pond, and all the other pipeline configurations are similar basically with the device of complete function. The complete device is analogized, and the sewage treatment equipment without the oil separation slag settling tank is equivalent to that the tank body and the first clapboard which are assembled into the oil separation slag settling tank need to be taken down in the installation process, the water inlet pipe which is originally led into the oil separation slag settling tank is removed and is directly connected into the anoxic tank, and then the outer wall plate at one side of the oil separation slag removal tank is spliced with the tank body of the anoxic tank to obtain the sewage treatment equipment.
The utility model has the advantages that:
(1) the device can meet the requirement of small sewage treatment and adapt to the existing environment for reforming the sewage pool;
(2) the equipment is convenient, can reduce and reform transform and assembly cost, uses in a flexible way.
Drawings
FIG. 1 is a block diagram of a fully functional wastewater treatment plant according to the present application;
FIG. 2 is a schematic view of the separator construction of the present application;
FIG. 3 is a schematic view of the cell body structure of the present application;
FIG. 4 is a structural view of a sewage apparatus without an anoxic tank;
FIG. 5 is a structural diagram of the sewage device of the oil removal and slag removal tank of the present application;
in the figure: 1. a housing; 11. a tank body; 12. an outer wall panel; 2. an oil removal and residue settling tank; 3. an anoxic tank; 4. an aerobic tank; 5. a sedimentation tank; 6. a partition plate; 61. a first separator; 62. a second separator; 63. a third partition plate; 7. a tank body; 71. a limiting strip; 72. a bolt; active filler; 9. a diversion trench; 13. a water inlet pipe; 15, discharging a water pipe; 16. a sludge discharge pipe; 17. an air inlet pipe.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example 1
When applied to a newly-built fully-functional sewage treatment station, the assembled domestic sewage treatment device, as shown in figure 1, comprises a shell 1, wherein the shell 1 comprises an aerobic tank 4 and a sedimentation tank 5, and the aerobic tank 4 and the sedimentation tank 5 are separated by a third partition plate 63; the shell 1 is communicated with an air inlet pipe 17, a sludge discharge pipe 16, a water inlet pipe 13 and a water outlet pipe 15, the sludge discharge pipe 16 and the water outlet pipe 15 are arranged in the sedimentation tank 5, the shell 1 further comprises a functional tank, the functional tank comprises a tank body 7 and a partition plate 6, and the functional tank at one end of the shell further comprises an outer wall plate 12; the partition plate 6 is provided with water through holes; the shell is formed by splicing the tank bodies, and the spliced part is fixed by bolts 72 and sealed by waterproof sealing rubber strips; a limiting strip 71 is arranged at the splicing position of the tank body; one end of the shell 1 is fixed with the outer wall plate 12 through a bolt 72 and sealed and pasted by a waterproof sealing rubber strip; the functional tank comprises an oil separation slag settling tank 2 and an anoxic tank 3, wherein the oil separation slag settling tank 2 is arranged at one end of the shell and comprises a tank body, an outer wall plate and a first partition plate 61; the anoxic tank 3 comprises a second clapboard 62 and a tank body 7; the oil removal and slag precipitation tank 2 and the anoxic tank 3 are separated by a first partition plate 61; the anoxic tank 3 and the aerobic tank 4 are separated by a second partition plate 62; the horizontal position of the first clapboard 61 is higher than the water through hole of the second clapboard, and the horizontal position of the water through hole of the second clapboard 62 is higher than the water through hole of the third clapboard 63; one end of the anoxic pond 3 is provided with a diversion trench 9, and the diversion trench 9 leads to the bottom of the anoxic pond; active fillers 8 are filled in the anoxic tank 3 and the aerobic tank 4; the water inlet pipe is communicated with the oil removal and residue precipitation tank 2; the air inlet pipe is communicated with an aeration pipe and is respectively introduced into the anoxic tank and the aerobic tank; the oil separation and residue precipitation tank 2 is also communicated with an oil collecting pipe; and aeration holes with staggered and inclined downward openings at two sides are formed at the bottom of the aeration pipe.
When the device is installed, the second partition plate is installed in the anoxic tank, the tank body of the anoxic tank is completely assembled, then the anoxic tank and the aerobic tank are spliced, waterproof sealing strips are added after the bolts are fixed, and internal pipelines and components are arranged; similarly, an oil separation slag settling tank is installed, internal pipelines and components are arranged, an outer wall plate is installed on one side of the oil separation slag settling tank, a water inlet pipe and the like are introduced, and the complete function is realized, and the partition plate and the tank body are schematically shown in figures 2-3.
During specific work, sewage flows into the shell, oil substances and large-particle impurities are removed through the oil separation and residue settling tank in sequence, organic pollutants, phosphorus and ammonia nitrogen are removed through the aerobic tank, nitrifying liquid flowing back from the aerobic tank contains dissolved oxygen, the anoxic tank is in an anoxic environment, denitrifying bacteria perform denitrification reaction under the anoxic condition, so that total nitrogen is removed, and finally sludge-water separation is performed on the sewage through the settling tank to remove suspended matters so as to achieve the purpose of sewage purification. The anoxic tank and the aerobic tank are added with active fillers, so that attachment places are provided for microorganisms, the contact area between the microorganisms and sewage is increased, the active fillers are in a fluidized state in the operation process, different microorganisms are attached to the inside and the outside of each carrier, anaerobic bacteria and facultative bacteria grow inside the carriers, aerobic bacteria grow outside the carriers, the microbial biomass and the types in the system are increased, each carrier is a micro-reactor, and nitrification and denitrification reactions occur simultaneously, so that the shock resistance and the treatment efficiency of the system are improved, in addition, the single individual volume of the porous rotary spherical suspended filler biological carrier is large, the interception is easy, and almost no loss exists in the operation process. Sewage flows into the anoxic tank diversion trench from the oil separation sediment tank through the first water through holes on the first partition plate, the diversion trench 9 enables the sewage to enter the anoxic tank from the bottom, and water flows enter and exit from the anoxic tank from the bottom to the top, so that sludge can be effectively in a suspended state, the sewage is prevented from sinking into the bottom of the tank, the water flows to all corners in the tank, and the tank capacity is fully utilized; then flow out to good oxygen pond through the second hole of crossing on the second baffle, sewage flows into the sedimentation tank through the third hole of crossing from good oxygen pond after that, the second is crossed the hole position and is higher than the third hole of crossing, under the separation effect of filler, rivers in the good oxygen pond can flow to each corner in the pond, make full use of sedimentation tank area, sewage flows into the outlet pipe through the overflow weir at last, discharge the casing, because the third crosses that the hole horizontal position is lower than outlet pipe 15, little to the mud disturbance of sedimentation tank below, can deposit mud better, mud slides into the sedimentation tank bottom through smooth mud board. The first dosing pipe is a carbon source dosing pipe, and the carbon source is added at a low carbon-nitrogen ratio, and the added carbon source enters the bottom of the anoxic tank along with sewage entering the anoxic tank, so that the carbon source is fully utilized by microorganisms in water, and the removal effect of total nitrogen can be guaranteed; the second dosing pipe is a phosphorus removal dosing pipe, and the total phosphorus removal effect can be guaranteed. The air inlet pipes 17 are arranged on the overhaul hole walls of the aerobic tank 4 and the anoxic tank 3, the air inlet pipes 17 are divided into four paths in the aerobic tank 4, each path of air pipe is provided with an independent valve, namely an aerobic tank aeration main pipe, an anoxic tank aeration main pipe, an air stripping mud discharging air inlet pipe and a nitrification liquid gas lifting and returning air inlet pipe, the air flow of each path can be effectively adjusted through the valves, aeration is carried out on the aerobic tank 4 to provide an aerobic growth environment for microorganisms, micro-aeration is carried out on the anoxic tank 3 to play a role in stirring, and the tank capacity utilization rate is improved; the sludge is discharged by air stripping and reflows, and the nitrified liquid is refluxed by air stripping, so that a power device is omitted, and the maintenance work and the operation energy consumption are reduced. The sludge suction pipe is connected with the sludge discharge pipe on the upper part of the sedimentation tank, the sludge discharge pipe is divided into two paths, each path is provided with an independent valve, the sludge return pipe flows back into the diversion trench of the anoxic tank, and the sludge discharge pipe extends out of one side of the shell and is connected with an external sludge storage device, so that continuous sludge discharge of the sedimentation tank can be realized. A nitrifying liquid return pipe is arranged in the aerobic tank 4 and returns to the diversion trench of the anoxic tank, and the nitrifying liquid return pipe enters the bottom of the anoxic tank along with sewage and carbon sources entering the anoxic tank to fully perform denitrification reaction, so that total nitrogen is effectively removed.
Example 2
When the apparatus is used only for removing COD and NH 3 N, the anoxic tank and relevant parts of the anoxic tank can be omitted, namely the assembled domestic sewage treatment device comprises a shell 1, wherein the shell 1 comprises an aerobic tank 4 and a sedimentation tank 5, and the aerobic tank 4 and the sedimentation tank 5 are separated by a third partition plate; the shell 1 is communicated with an air inlet pipe 17, a sludge discharge pipe 16, a water inlet pipe 13 and a water outlet pipe 15, and the sludge discharge pipe 16 and the water outlet pipe 15 are arranged in the sedimentation tank 5; the clapboard is provided with water holes. The shell is formed by splicing the tank bodies, and the spliced part is fixed by bolts 72 and sealed by waterproof sealing rubber strips; a limiting strip 71 is arranged at the splicing position of the tank body; one end of the shell 1 is fixed with the outer wall plate 12 through a bolt 72 and sealed and pasted by a waterproof sealing adhesive tape; the functional tank is an oil separation slag settling tank 2, and the oil separation slag settling tank 2 is arranged at one end of the shell and comprises a tank body, an outer wall plate and a first partition plate; the oil removal dreg basin 2 and the aerobic basin 4 are separated by a first partition plate 61; the aerobic tank 4 is filled with active filler 8; the water inlet pipe is communicated with the oil removal and residue precipitation tank 2; the air inlet pipe is communicated with the aerobic tank; see fig. 4.
The sewage treatment station with the complete function is basically not different from a newly-built sewage treatment station with the complete function in the operation principle, the difference is only that an anoxic tank and related components are structurally removed, namely, the internal components of the anoxic tank, the anoxic tank body and a second partition plate are directly removed, the oil and slag separation tank is spliced to the aerobic tank, and the aerobic tank and the oil and slag separation tank are separated by a first partition plate.
Example 3
When the sewage treatment station is used for upgrading and reconstruction and a sewage treatment facility is arranged in the station, the utility model can be provided with an oil separation and slag precipitation tank, as shown in figure 5, and the difference is that a water inlet pipe led into the shell needs to be directly connected into an anoxic tank 3, namely, the assembled domestic sewage treatment device comprises a shell 1, wherein the shell 1 comprises an aerobic tank 4 and a sedimentation tank 5, and the aerobic tank 4 and the sedimentation tank 5 are separated by a third partition plate; the shell 1 is communicated with an air inlet pipe 17, a sludge discharge pipe 16, a water inlet pipe 13 and a water outlet pipe 15, and the sludge discharge pipe 16 and the water outlet pipe 15 are arranged in the sedimentation tank 5; the clapboard is provided with water holes. The shell is formed by splicing the tank bodies, and the spliced part is fixed by bolts 72 and sealed by waterproof sealing rubber strips; a limit strip 71 is arranged at the splicing position of the tank body; one end of the shell 1 is fixed with the outer wall plate 12 through a bolt 72 and sealed and pasted by a waterproof sealing adhesive tape; the functional tank is an anoxic tank 3, and the anoxic tank 3 is arranged at one end of the shell and comprises a tank body, an outer wall plate and a second partition plate; the anoxic tank 3 and the aerobic tank 4 are separated by a second partition plate; the anoxic tank and the aerobic tank 4 are filled with active fillers 8; the water inlet pipe is communicated with the anoxic pond; the air inlet pipe is communicated with the anoxic tank and the aerobic tank; the functional tank is an anoxic tank 3, the anoxic tank 3 is arranged at one end of the shell and comprises a tank body, an outer wall plate and a second partition plate 62; the anoxic tank 3 and the aerobic tank 4 are separated by a second partition plate 62; active fillers 8 are filled in the anoxic tank 3 and the aerobic tank 4; the water inlet pipe is communicated with the anoxic tank; and the air inlet pipe is communicated with the anoxic tank and the aerobic tank.
The concrete installation operation principle does not have difference with newly-built complete function sewage treatment station in essence, and the difference only lies in structurally having dispelled oil removal slagging-off pond and relevant subassembly, directly gets rid of oil removal slagging-off pond internal component and oxygen deficiency pond cell body and first baffle promptly, splices the outer wallboard in oil removal slagging-off pond to the oxygen deficiency pond on, and the inlet tube also lets in the oxygen deficiency pond simultaneously.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made on the basis of the present invention to achieve substantially the same technical effects are all covered by the protection scope of the present invention.

Claims (10)

1. An assembled domestic sewage treatment device comprises a shell (1), wherein the shell (1) comprises an aerobic tank (4) and a sedimentation tank (5), and the aerobic tank (4) and the sedimentation tank (5) are separated by a third partition plate (63); the sludge treatment device is characterized in that the shell (1) further comprises a functional tank, the functional tank comprises a tank body (7) and a partition plate (6), and the functional tank at one end of the shell further comprises an outer wall plate (12); and water holes are arranged on the partition plate (6).
2. The assembled domestic sewage treatment device according to claim 1, wherein the housing is formed by splicing tanks, and the spliced part is fixed by bolts (72) and sealed by waterproof sealing rubber strips; a limiting strip (71) is arranged at the splicing position of the tank body; one end of the shell (1) is fixed with the outer wall plate (12) through a bolt (72) and sealed and pasted by a waterproof sealing adhesive tape.
3. The assembled domestic sewage treatment device according to claim 2, wherein the functional tanks are an oil removal and residue settling tank (2) and an anoxic tank (3), the oil removal and residue settling tank (2) is arranged at one end of the shell and comprises a tank body, an outer wall plate and a first partition plate (61); the anoxic tank (3) comprises a second clapboard (62) and a tank body (7); the oil removal and slag settling tank (2) and the anoxic tank (3) are separated by a first partition plate (61); the anoxic tank (3) and the aerobic tank (4) are separated by a second partition plate (62).
4. An assembled domestic sewage treatment device according to claim 3 wherein the first partition (61) has a higher level than the water through hole of the second partition, and the second partition (62) has a higher level than the water through hole of the third partition (63); one end of the anoxic pond (3) is provided with a diversion trench (10), and the diversion trench (10) leads to the bottom of the anoxic pond.
5. An assembled domestic sewage treatment device according to claim 3 wherein the anoxic tank (3) and the aerobic tank (4) are filled with active filler (8); the water inlet pipe is communicated with the oil removal and residue precipitation tank (2); the air inlet pipe is communicated with an aeration pipe and is respectively communicated with the anoxic tank and the aerobic tank.
6. The assembled domestic sewage treatment device of claim 5 wherein the bottom of the aeration pipe is provided with aeration holes with staggered sides and inclined downward openings.
7. The assembled domestic sewage treatment device according to claim 2, wherein the functional tank is an oil separation and residue settling tank (2), and the oil separation and residue settling tank (2) is arranged at one end of the shell and comprises a tank body, an outer wall plate and a first partition plate; the oil removal dreg basin (2) and the aerobic basin (4) are separated by a first partition board (61).
8. The assembled domestic sewage treatment device according to claim 7, wherein the aerobic tank (4) is filled with active filler (8); the water inlet pipe is communicated with the oil removal and residue precipitation tank (2); the air inlet pipe is communicated with the aerobic tank.
9. The assembled domestic sewage treatment device according to claim 2, wherein the functional tank is an anoxic tank (3), and the anoxic tank (3) is arranged at one end of the shell and comprises a tank body, an outer wall plate and a second partition plate (62); the anoxic tank (3) and the aerobic tank (4) are separated by a second partition plate (62).
10. The assembled domestic sewage treatment device according to claim 9, wherein the anoxic tank (3) and the aerobic tank (4) are filled with active fillers (8); the water inlet pipe is communicated with the anoxic tank; and the air inlet pipe is communicated with the anoxic tank and the aerobic tank.
CN202220610986.4U 2022-03-18 2022-03-18 Assembled domestic sewage treatment device Active CN217377639U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220610986.4U CN217377639U (en) 2022-03-18 2022-03-18 Assembled domestic sewage treatment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220610986.4U CN217377639U (en) 2022-03-18 2022-03-18 Assembled domestic sewage treatment device

Publications (1)

Publication Number Publication Date
CN217377639U true CN217377639U (en) 2022-09-06

Family

ID=83101408

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220610986.4U Active CN217377639U (en) 2022-03-18 2022-03-18 Assembled domestic sewage treatment device

Country Status (1)

Country Link
CN (1) CN217377639U (en)

Similar Documents

Publication Publication Date Title
WO2021253637A1 (en) A/o-mbbr process-based integrated sewage treatment device and sewage treatment method
CN109650645B (en) Integrated rural domestic sewage treatment equipment and sewage treatment method
CN204162577U (en) Integration enamel assembling tank body waste disposal plant
CN105084650A (en) Microaeration circulation integrated sewage biological ecological processing system and method
CN103613255B (en) Domestic sewage treatment integrated equipment and treatment method
CN111977782A (en) Immersed HEBR bioreactor, sewage treatment system and method
CN209835881U (en) Distributed household type integrated sewage treatment device suitable for rural areas
CN217377639U (en) Assembled domestic sewage treatment device
CN114906986B (en) Integrated sewage treatment device and method with adjustable process
CN217265318U (en) Small-size rural domestic sewage treatment device
CN212740885U (en) River course waste water integration treatment facility
CN212504215U (en) Sewage treatment purifier
CN212403844U (en) Sewage treatment system
CN210796140U (en) Domestic sewage treatment device
CN210103683U (en) Be used for improving UCT sewage treatment plant
CN209065652U (en) Integrated domestic sewage treatment system
CN106745748A (en) Using the novel integrated biological reaction pool of solar energy
CN107840455B (en) Village and town sewage treatment integrated device and treatment method
CN111410312A (en) Sewage treatment system and method based on facultative MBR (membrane bioreactor) membrane
CN218951212U (en) Water quality purifying equipment
CN116239227B (en) Tower type sewage treatment plant of cover
CN212198945U (en) Biomembrane process circulation type sewage treatment integrated equipment
CN213803102U (en) Immersed HEBR bioreactor and sewage treatment system
CN110803767B (en) Continuous alternating D-A2MBBR sewage treatment system
CN220745442U (en) Micro-power sewage treatment equipment

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CP03 Change of name, title or address
CP03 Change of name, title or address

Address after: 310000 Room 1901, Building 3, MIXC, Jianggan District, Hangzhou, Zhejiang

Patentee after: Zhejiang Zheda Water Industry Co.,Ltd.

Address before: 310000 1901, block B, China Resources Building, Mixc, Shangcheng District, Hangzhou City, Zhejiang Province

Patentee before: ZHEJIANG UNIVERSITY WATER CO.,LTD.