CN213506358U - Mobile precipitated sewage purification device - Google Patents
Mobile precipitated sewage purification device Download PDFInfo
- Publication number
- CN213506358U CN213506358U CN202022485410.3U CN202022485410U CN213506358U CN 213506358 U CN213506358 U CN 213506358U CN 202022485410 U CN202022485410 U CN 202022485410U CN 213506358 U CN213506358 U CN 213506358U
- Authority
- CN
- China
- Prior art keywords
- reaction cylinder
- reaction
- purification device
- sewage purification
- filter screen
- 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.)
- Expired - Fee Related
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 64
- 238000000746 purification Methods 0.000 title claims abstract description 22
- 238000006243 chemical reaction Methods 0.000 claims abstract description 102
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 26
- 238000004062 sedimentation Methods 0.000 claims abstract description 18
- 238000001914 filtration Methods 0.000 claims abstract description 17
- 239000013049 sediment Substances 0.000 claims abstract description 7
- 238000003756 stirring Methods 0.000 claims description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 238000001556 precipitation Methods 0.000 claims description 25
- 239000012535 impurity Substances 0.000 claims description 22
- 238000007599 discharging Methods 0.000 claims description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 238000002156 mixing Methods 0.000 claims description 14
- 239000003814 drug Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 239000000645 desinfectant Substances 0.000 description 7
- 239000008394 flocculating agent Substances 0.000 description 7
- 238000005192 partition Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model belongs to the technical field of sewage treatment's technique and specifically relates to a sewage purification device is precipitated to movable type is related to, it includes the reaction cylinder, set up in disinfection subassembly in the reaction cylinder and set up in sediment filtering component in the reaction cylinder, still be provided with the baffle in the reaction cylinder, the baffle will the reaction cylinder is separated and is used for arranging disinfection subassembly's reaction chamber and being used for arranging sediment filtering component's sedimentation chamber, the reaction chamber with the sedimentation chamber communicates with each other through the connecting pipe, the upper portion in the reaction cylinder outside be provided with the communicating inlet tube of reaction chamber, the lower part in the reaction cylinder outside be provided with the communicating outlet pipe in sedimentation chamber, be provided with the cartridge case on the inlet tube, the bottom of reaction cylinder is provided with the universal wheel. The utility model provides a simple structure, the volume is less, convenient operation simultaneously, the better sewage purification device of sewage treatment ability.
Description
Technical Field
The application relates to the technical field of sewage treatment, in particular to a movable type precipitation sewage purification device.
Background
Sewage treatment refers to a process of purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is increasingly used in daily life of common people.
The traditional domestic sewage treatment facilities are mainly characterized in that septic tanks are arranged in residential areas and connected with residential domestic sewage drainage pipelines, and the septic tanks are discharged after standing and precipitating in first-stage or third-stage small tanks; if the waste water is discharged to the ground, the surface and the underground water can be polluted; if the water is discharged to a river channel, secondary pollution such as eutrophication and the like can be caused to the river to cause massive death of aquatic organisms; if the sewage is collected to a sewage treatment plant, the underground pipe network is blocked, and the load of the sewage treatment plant is increased.
In view of the above-mentioned related technologies, the inventor considers that the conventional domestic sewage treatment equipment has a large volume, a complex sewage treatment process and a low sewage treatment efficiency, which is not beneficial to the recycling of daily domestic sewage, and needs to provide a sewage treatment device which is convenient to operate, has a complete filtration function, is simple as a whole, and has a high sewage treatment capacity.
SUMMERY OF THE UTILITY MODEL
In order to solve traditional domestic sewage treatment device volume great, sewage treatment process is complicated and sewage treatment efficiency is lower, is unfavorable for daily domestic sewage's recycle's problem, this application provides a portable precipitation sewage purification device.
The application provides a portable sewage purification device that deposits adopts following technical scheme:
the utility model provides a sewage purification device is precipitated to movable type, include the reaction cylinder, set up in disinfection subassembly in the reaction cylinder and set up in sediment filtering component in the reaction cylinder, still be provided with the baffle in the reaction cylinder, the baffle will the reaction cylinder is separated for being used for arranging disinfection subassembly's reaction chamber and be used for arranging sediment filtering component's precipitation chamber, the reaction chamber with the precipitation chamber communicates with each other through the connecting pipe, the upper portion in the reaction cylinder outside be provided with the communicating inlet tube in reaction chamber, the lower part in the reaction cylinder outside be provided with the communicating outlet pipe in precipitation chamber, be provided with the cartridge case on the inlet tube, the bottom of reaction cylinder is provided with the universal wheel.
Through adopting above-mentioned technical scheme, during the use, through the reaction chamber of inlet tube with sewage input reaction cylinder, drop into flocculating agent and disinfectant etc. toward the inlet tube through throwing the pencil simultaneously, flocculating agent and disinfectant follow rivers and get into the reaction intracavity, disinfection subassembly carries out disinfection treatment to sewage in the reaction intracavity, and the sewage rethread connecting pipe through disinfection treatment gets into the sedimentation chamber, and sedimentation filter assembly deposits filtration treatment to sewage in the sedimentation intracavity, will purify the rivers output of accomplishing through the outlet pipe at last. The universal wheel that sets up has improved purifier's mobility, makes things convenient for the staff to remove purifier as required. The purification device has the advantages of simple integral structure, small volume, convenient operation and good sewage treatment capacity.
Optionally, the disinfection subassembly including set up in reaction intracavity and be used for making sewage and the stirring piece of medicine abundant reaction, the stirring piece including rotate set up in reaction intracavity the (mixing) shaft, set up in stir epaxial stirring leaf and set up in reaction barrel top and output shaft with the one end fixed connection's of (mixing) shaft agitator motor.
Through adopting above-mentioned technical scheme, during the use, switch-on agitator motor's power makes agitator motor's output shaft operation and drives the (mixing) shaft and rotate, drives through the (mixing) shaft and sets up in the epaxial stirring leaf rotation of stirring, and the stirring leaf rotates and stirs the sewage in the reaction chamber, makes flocculating agent and disinfectant in the reaction chamber fully contact with sewage and fully react to improve the disinfection efficiency of disinfection subassembly, guarantee better disinfection effect.
Optionally, the stirring leaf is spiral stirring leaf, be provided with a plurality of holes of permeating water on the stirring leaf.
Through adopting above-mentioned technical scheme, will stir the leaf and set up to spiral stirring leaf, increase the area of beating water of stirring leaf, be favorable to improving the stirring efficiency of stirring leaf, because be provided with the hole of permeating water on the stirring leaf, the stirring leaf is at the stirring in-process, the stirring leaf pats rivers, rivers pass the hole of permeating water simultaneously, be favorable to improving the stirring degree of consistency, make flocculating agent and disinfectant in the reaction chamber fully contact with sewage and fully react, with the disinfection efficiency that improves disinfection subassembly, guarantee better disinfection effect.
Optionally, the precipitation filter assembly comprises a coarse filter screen arranged on one side of the connecting pipe close to the precipitation cavity, a fine filter screen arranged on one side of the water outlet pipe close to the precipitation cavity, and an activated carbon layer arranged below the fine filter screen.
Through adopting above-mentioned technical scheme, the sewage that the disinfection was accomplished passes through the connecting pipe and gets into the precipitation chamber, then passes through the coarse strainer earlier, and the coarse strainer intercepts great impurity in the sewage, and sewage continues to pass through the secondary filter, and the secondary filter intercepts less impurity in the sewage, and the absorption and the filtering action on rethread active carbon layer reach the purpose of carrying out filtration purification to sewage.
Optionally, the coarse filter screen and the fine filter screen are obliquely arranged in the reaction cylinder.
By adopting the technical scheme, the inclined arrangement improves the contact area of the coarse filter screen and the fine filter screen with sewage, and ensures better filtering efficiency.
Optionally, a first impurity discharging port and a second impurity discharging port are formed in the reaction cylinder, the first impurity discharging port is located at a position where the reaction cylinder is close to the lowest point of the coarse filter screen, and the second impurity discharging port is located at a position where the reaction cylinder is close to the lowest point of the fine filter screen.
By adopting the technical scheme, sundries on the coarse filter screen and the fine filter screen are respectively discharged through the first sundry discharging port and the second sundry discharging port, the water permeability of the coarse filter screen and the fine filter screen is kept, and the blocking condition of the coarse filter screen or the fine filter screen is reduced.
Optionally, a first frame for receiving the impurities discharged from the first impurity discharge port and a second frame for receiving the impurities discharged from the second impurity discharge port are arranged on the reaction cylinder.
By adopting the technical scheme, the discharged sundries are collected through the first frame and the second frame, so that the workers can conveniently perform centralized processing on the sundries, and the working efficiency of the workers is favorably ensured.
Optionally, the inlet tube, the connecting pipe and the outlet pipe are all provided with control valves.
Through adopting above-mentioned technical scheme, the controllability of rivers has improved among the purification process to the control valve that sets up for the staff can open or close the control valve as required, has improved the flexibility of purifier use.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by arranging the reaction cylinder, the reaction cavity, the sedimentation cavity, the disinfection component, the sedimentation filtering component, the dosing pipe and the like, the sewage purification device which has a simple structure, a small volume, convenient operation and good sewage treatment capacity is provided;
2. through setting up stirring piece, coarse strainer, fine filtration net and active carbon layer, be favorable to guaranteeing purifier's purification quality.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
fig. 2 is a sectional view of the entire structure of the embodiment of the present application.
Description of reference numerals: 1. a reaction cylinder; 10. a control valve; 11. a reaction chamber; 12. a sedimentation chamber; 121. coarse filtration; 122. fine filtering net; 123. an activated carbon layer; 13. a first trash discharge port; 14. a second impurity discharging port; 15. a collection frame; 16. a collection basket; 17. a handrail; 18. a baffle plate; 2. a partition plate; 3. a connecting pipe; 4. a water inlet pipe; 5. a water outlet pipe; 6. a dosing tube; 7. a universal wheel; 8. a stirring shaft; 81. stirring blades; 9. a stirring motor; 91. a frame plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses a portable sewage purification device that deposits, referring to fig. 1 and 2, portable sewage purification device that deposits includes reaction cylinder 1 and sets up disinfection subassembly and the sediment filter assembly in reaction cylinder 1. Wherein, reaction cylinder 1 is the hollow column structure of cross section personally submitting the rectangle, and the upper and lower both ends of reaction cylinder 1 are all sealed, and four edges of reaction cylinder 1 bottom all are provided with universal wheel 7, and one of them outside of reaction cylinder 1 still is provided with the handrail 17 that makes things convenient for the staff to remove purifier.
Referring to fig. 1 and 2, two partition plates 2 are horizontally arranged in a reaction cylinder 1, the reaction cylinder 1 is divided into a reaction chamber 11 and a precipitation chamber 12 by the two partition plates 2, wherein the reaction chamber 11 is located at the upper part of the reaction cylinder 1, the precipitation chamber 12 is located at the lower part of the reaction cylinder 1, a connecting pipe 3 is arranged between the two partition plates 2, and the reaction chamber 11 is communicated with the precipitation chamber 12 through the connecting pipe 3.
Referring to fig. 1 and 2, a water inlet pipe 4 communicated with a reaction chamber 11 is installed at the upper part of the outer side of a reaction cylinder 1, a water outlet pipe 5 communicated with a precipitation chamber 12 is installed at the lower part of the outer side of the reaction cylinder 1, and the water inlet pipe 4 and the water outlet pipe 5 are respectively positioned at two opposite outer sides of the reaction cylinder 1. Control valves 10 are respectively arranged on the water inlet pipe 4, the connecting pipe 3 and the water outlet pipe 5. In addition, a dosing pipe 6 is also mounted on the water inlet pipe 4. A disinfection module is arranged in the reaction chamber 11 and a precipitation filter module is arranged in the precipitation chamber 12.
During the use, go into reaction chamber 11 in the reaction cylinder 1 through water pump and inlet tube 4 with sewage pump, throw into flocculating agent and disinfectant etc. toward inlet tube 4 through dosing pipe 6 simultaneously, flocculating agent and disinfectant follow rivers and get into reaction chamber 11 in, disinfection subassembly carries out disinfection treatment to sewage in reaction chamber 11, 3 entering sedimentation chamber 12 of sewage rethread connecting pipe through disinfection treatment, sediment filtering component deposits filtration treatment to sewage in sedimentation chamber 12, will purify the rivers play of accomplishing through outlet pipe 5 at last, wait for the reutilization.
Referring to fig. 1 and 2, the sterilization assembly includes a stirring member disposed in the reaction chamber 11, and the stirring member includes a stirring shaft 8, a stirring blade 81, and a stirring motor 9. The frame plate 91 is installed on the top of the reaction cylinder 1, and the stirring motor 9 is vertically installed on the top of the reaction cylinder 1 through the frame plate 91. The vertical rotation of (mixing) shaft 8 is connected in the center department of reaction cylinder 1 roof, and the one end that reaction cylinder 1 was kept away from to (mixing) shaft 8 upwards runs through reaction cylinder 1, and the tip that reaction cylinder 1 was kept away from to (mixing) shaft 8 links firmly with the output shaft of agitator motor 9 is coaxial.
Referring to fig. 2, the stirring vanes 81 in this embodiment are spiral stirring vanes 81, and a plurality of groups of stirring vanes 81 are provided, and the plurality of groups of stirring vanes 81 are provided on the stirring shaft 8 at intervals along the axial direction of the stirring shaft 8. Wherein, every group stirring leaf 81 includes two, and two stirring leaf 81 symmetries set up in the (mixing) shaft 8 outside. In order to improve the stirring efficiency of the stirring assembly and achieve a better disinfection effect, a plurality of water permeable holes are formed in the stirring blade 81.
During the use, switch-on agitator motor 9's power makes agitator motor 9's output shaft operation and drive (mixing) shaft 8 and rotate, drives through (mixing) shaft 8 and sets up stirring leaf 81 on (mixing) shaft 8 and rotate, and stirring leaf 81 rotates and stirs the sewage in reaction chamber 11, makes flocculating agent and disinfectant in the reaction chamber 11 fully contact with sewage and fully react.
Referring to fig. 1 and 2, the precipitation filter assembly includes a coarse filter 121, a fine filter 122, and an activated carbon layer 123, wherein the coarse filter 121 is obliquely installed at one side of the precipitation chamber 12 close to the partition plate 2, the fine filter 122 is obliquely installed below the coarse filter 121, and the coarse filter 121 and the fine filter 122 are obliquely installed in an opposite direction. The activated carbon layer 123 is installed below the fine filter 122, and the activated carbon layer 123 is located above the water outlet corresponding to the water outlet pipe 5.
Referring to fig. 1 and 2, a first impurity discharging port 13 and a second impurity discharging port 14 are formed in the reaction cylinder 1, wherein the first impurity discharging port 13 is located at a position outside the reaction cylinder 1 and near the lowest point of the coarse filter 121, the second impurity discharging port 14 is located at a position outside the reaction cylinder 1 and near the lowest point of the fine filter 122, and collecting assemblies for collecting impurities discharged from the reaction cylinder 1 are disposed at the first impurity discharging port 13 and the second impurity discharging port 14.
Referring to fig. 1 and 2, the collecting assembly includes a collecting frame 15 and a collecting basket 16, the collecting frame 15 is a hollow cuboid structure with an open top, the collecting frame 15 is horizontally fixed outside the reaction cylinder 1, a through hole is formed in one side of the collecting frame 15 close to the reaction cylinder 1, the collecting frame 15 is communicated with the reaction cylinder 1 through the through hole, a baffle 18 for sealing the through hole is vertically inserted on the collecting frame 15, the collecting basket 16 is placed in the collecting frame 15, when the sundries discharged from the reaction cylinder 1 need to be collected, the baffle 18 is firstly pulled out of the collecting frame 15, the sundries slide down to the collecting basket 16 under the action of self gravity, the collecting basket 16 is taken out of the collecting frame 15, and the sundries in the collecting basket 16 are cleaned.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a portable sediment effluent treatment plant which characterized in that: comprises a reaction cylinder (1), a disinfection component arranged in the reaction cylinder (1) and a precipitation filtering component arranged in the reaction cylinder (1), a clapboard (2) is also arranged in the reaction cylinder (1), the clapboard (2) divides the reaction cylinder (1) into a reaction cavity (11) for arranging the disinfection component and a sedimentation cavity (12) for arranging the sedimentation and filtration component, the reaction cavity (11) is communicated with the sedimentation cavity (12) through a connecting pipe (3), the upper part of the outer side of the reaction cylinder (1) is provided with a water inlet pipe (4) communicated with the reaction cavity (11), a water outlet pipe (5) communicated with the sedimentation cavity (12) is arranged at the lower part of the outer side of the reaction cylinder (1), a dosing pipe (6) is arranged on the water inlet pipe (4), and a universal wheel (7) is arranged at the bottom of the reaction cylinder (1).
2. The mobile precipitation sewage purification device of claim 1, wherein: the disinfection subassembly including set up in just be used for making the stirring piece of sewage and medicine abundant reaction in reaction chamber (11), the stirring piece including rotate set up in (mixing) shaft (8) in reaction chamber (11), set up in stirring leaf (81) on (mixing) shaft (8) and set up in reaction cylinder (1) top and output shaft with one end fixed connection's of (mixing) shaft (8) agitator motor (9).
3. The mobile precipitation sewage purification device of claim 2, wherein: the stirring blade (81) is a spiral stirring blade, and a plurality of water permeable holes are formed in the stirring blade (81).
4. The mobile precipitation sewage purification device of claim 1, wherein: the sedimentation filter component comprises a coarse filter screen (121) arranged on one side of the connecting pipe (3) close to the sedimentation cavity (12), a fine filter screen (122) arranged on one side of the water outlet pipe (5) close to the sedimentation cavity (12) and an activated carbon layer (123) arranged below the fine filter screen (122).
5. The mobile precipitation sewage purification device of claim 4, wherein: the coarse filter screen (121) and the fine filter screen (122) are obliquely arranged in the reaction cylinder (1).
6. The mobile precipitation sewage purification device of claim 5, wherein: the reaction cylinder (1) is provided with a first impurity discharging port (13) and a second impurity discharging port (14), the first impurity discharging port (13) is located at the position where the reaction cylinder (1) is close to the lowest point of the coarse filter screen (121), and the second impurity discharging port (14) is located at the position where the reaction cylinder (1) is close to the lowest point of the fine filter screen (122).
7. The mobile precipitation sewage purification device of claim 6, wherein: the reaction cylinder (1) is provided with a collecting component for collecting the sundries discharged from the reaction cylinder (1), and the collecting component comprises a collecting frame (15) and a collecting basket (16) arranged in the collecting frame (15).
8. The mobile precipitation sewage purification device of claim 1, wherein: the water inlet pipe (4), the connecting pipe (3) and the water outlet pipe (5) are all provided with control valves (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022485410.3U CN213506358U (en) | 2020-10-30 | 2020-10-30 | Mobile precipitated sewage purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022485410.3U CN213506358U (en) | 2020-10-30 | 2020-10-30 | Mobile precipitated sewage purification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213506358U true CN213506358U (en) | 2021-06-22 |
Family
ID=76414625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022485410.3U Expired - Fee Related CN213506358U (en) | 2020-10-30 | 2020-10-30 | Mobile precipitated sewage purification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213506358U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113860559A (en) * | 2021-10-25 | 2021-12-31 | 沧州水利勘测规划设计院有限公司 | Plain reservoir sewage treatment and recovery system |
-
2020
- 2020-10-30 CN CN202022485410.3U patent/CN213506358U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113860559A (en) * | 2021-10-25 | 2021-12-31 | 沧州水利勘测规划设计院有限公司 | Plain reservoir sewage treatment and recovery system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106277606B (en) | A kind of high-efficiency environment friendly formula sewage treatment cleaning equipment | |
| CN209554933U (en) | A kind of drainage system sewage-treatment plant | |
| CN213506358U (en) | Mobile precipitated sewage purification device | |
| CN114014478A (en) | Integrated equipment for advanced wastewater treatment | |
| CN211394149U (en) | Continuous integrated sewage treatment device | |
| CN109694163B (en) | Toilet flushing water treatment system | |
| CN215327364U (en) | Sewage treatment plant that treatment effeciency is high | |
| CN211935795U (en) | Environment-friendly filter equipment for sewage treatment | |
| CN210505825U (en) | High-efficiency sewage treatment equipment | |
| CN211813771U (en) | Sewage treatment is with hierarchical interception processing apparatus | |
| CN210481046U (en) | Novel sewage treatment equipment | |
| CN113149351A (en) | Purifier with prevent runoff pollution function | |
| CN211226801U (en) | Urban sewage treatment system | |
| CN214528565U (en) | Station type integrated domestic sewage treatment device | |
| CN211462209U (en) | Gardens water purifier | |
| CN221332910U (en) | Sewage treatment discharging equipment for water purification plant | |
| CN221440552U (en) | Assembly type treatment device for treating distributed domestic sewage | |
| CN221244227U (en) | Wastewater purification pond based on water conservancy diversion of being convenient for that waste water treatment was used | |
| CN221071242U (en) | Energy-saving sewage treatment purifier | |
| CN213132095U (en) | Town road construction waste water drainage device | |
| CN216336966U (en) | A quick recycle device of sewage for green building | |
| CN221822041U (en) | Canal junction domestic sewage treatment device | |
| CN212440265U (en) | Sewage sludge discharging device | |
| CN214244017U (en) | Heavy metal pollution farmland waste water collection and processing apparatus | |
| CN220116315U (en) | Sewage treatment device for urban ecological management |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210622 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |