CN212800037U - Integrated sewage treatment equipment - Google Patents
Integrated sewage treatment equipment Download PDFInfo
- Publication number
- CN212800037U CN212800037U CN202021011715.4U CN202021011715U CN212800037U CN 212800037 U CN212800037 U CN 212800037U CN 202021011715 U CN202021011715 U CN 202021011715U CN 212800037 U CN212800037 U CN 212800037U
- Authority
- CN
- China
- Prior art keywords
- zone
- sewage treatment
- anoxic
- pipe
- aeration
- 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
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000005273 aeration Methods 0.000 claims abstract description 38
- 238000000926 separation method Methods 0.000 claims abstract description 21
- 239000010802 sludge Substances 0.000 claims abstract description 13
- 238000001556 precipitation Methods 0.000 claims abstract description 8
- 239000007789 gas Substances 0.000 claims description 16
- 239000000945 filler Substances 0.000 claims description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- AHEWZZJEDQVLOP-UHFFFAOYSA-N monobromobimane Chemical compound BrCC1=C(C)C(=O)N2N1C(C)=C(C)C2=O AHEWZZJEDQVLOP-UHFFFAOYSA-N 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 5
- 238000010992 reflux Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 abstract description 13
- 238000000034 method Methods 0.000 description 8
- 238000005265 energy consumption Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 239000003344 environmental pollutant Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000002028 Biomass Substances 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000002503 metabolic effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Landscapes
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model discloses an integrated sewage treatment device, which comprises an anoxic zone, an aerobic zone, a separation settling zone, a clear water zone, a water outlet pipe, a sludge discharge pipe, an aeration pipe and a gas stripping return pipe, wherein the bottom of the aerobic zone is communicated with the bottom of the anoxic zone; the gas stripping return pipe is arranged at the top of the aerobic zone and is communicated with the anoxic zone through a return passage; the separation and precipitation zone is arranged at the upper part of the anoxic zone; the clear water area is arranged at the top of the anoxic area and is communicated with the separation and precipitation area through an overflow port; the water outlet pipe is arranged at the top of the anoxic zone and is communicated with the clear water zone. The device connects the top of the anoxic zone and the top of the aerobic zone through a gas stripping return pipe and a return passage to form an internal circulation system; the water flow in the aerobic zone is driven by the air flow generated by aeration from bottom to top, and the mixed liquid flowing back to the anoxic zone through the gas stripping return pipe flows from top to bottom, so that the uniform mixing of the mud-water mixed liquid is promoted. The utility model can be widely applied to the technical field of sewage treatment.
Description
Technical Field
The utility model relates to a sewage treatment technical field, in particular to integration sewage treatment device.
Background
The current biochemical treatment method is a main treatment means of urban domestic sewage and industrial wastewater containing organic pollutants, pollutants in the sewage are used as nutrient sources by microorganisms, and the pollutants in the wastewater are converted into harmless substances through the metabolic reproduction of the pollutants so as to realize purification. The sewage treatment method has the characteristics of small secondary pollution, mature process, lower cost and the like, and is widely applied to the field of sewage treatment. The secondary sedimentation tank arranged in the traditional activated sludge process based on the method is easy to generate floating sludge, the total phosphorus concentration of effluent is higher due to anaerobic phosphorus release, a chemical phosphorus removal procedure is required to be additionally added, in addition, the occupied area of the biochemical tank and the secondary sedimentation tank is large, and the required sludge reflux amount is large, the energy consumption is higher, and the cost is higher.
Although the integrated sewage treatment equipment has come to work and effectively solves part of problems, the traditional integrated sewage treatment equipment is often integrated by the process units of the process and is matched with electromechanical equipment with similar quantity, and the problems of complex structural design, high manufacturing difficulty, multiple pipeline pipes during operation, unstable working condition and the like are easy to occur. Therefore, the design of a device which has a simple structure, less electromechanical devices and can efficiently and stably treat sewage becomes an urgent problem to be solved.
SUMMERY OF THE UTILITY MODEL
For at least one among the above-mentioned technical problem of solution, improve sewage treatment efficiency, the utility model provides an integration sewage treatment device (this equipment can be abbreviated for the following), the technical scheme who adopts as follows:
the integrated sewage treatment equipment provided by the utility model comprises an anoxic zone, an aerobic zone, a separation settling zone, a clear water zone, a water outlet pipe, a sludge discharge pipe, an aeration pipe and a gas stripping return pipe, wherein the bottom of the aerobic zone is communicated with the bottom of the anoxic zone; the gas stripping return pipe is arranged at the top of the aerobic zone and is communicated with the anoxic zone through a return passage; the separation and precipitation zone is arranged at the upper part of the anoxic zone; the clean water area is arranged at the top of the anoxic area and is communicated with the separation and precipitation area through an overflow port; the water outlet pipe is arranged at the top of the anoxic zone and is communicated with the clear water zone; the sludge discharge pipe is arranged at the bottom of the aerobic zone; the aeration pipe is arranged at the bottom of the aerobic zone.
In some embodiments of the utility model, this equipment still includes the barrel, in the barrel inner chamber, the anoxic zone with separate through first baffle between the aerobic zone.
In some embodiments of the present invention, the bottom of the anoxic zone is provided with a second inclined partition plate, and the communication port between the bottom of the anoxic zone and the bottom of the aerobic zone passes through the second partition plate to form a flow guide port inclined downward.
In some embodiments of the utility model, in the barrel inner chamber, the separation settling zone is equipped with the third baffle, the upper portion of first baffle with constitute between the third baffle return channel, the return channel slope is downward.
In some embodiments of the present invention, the gas stripping return pipe is provided with a regulating valve.
In some embodiments of the present invention, the side wall of the aeration pipe is provided with a plurality of aeration discs.
In some embodiments of the present invention, the apparatus further comprises an aeration adjusting device, the aeration pipe is connected to the aeration adjusting device, and the aeration adjusting device comprises a dissolved oxygen sensor, a fan, an aeration valve, and a gas flow meter.
In some embodiments of the present invention, the anoxic zone and the aerobic zone are respectively filled with MBBR filler.
In some embodiments of the present invention, the separation settling zone is provided with a tube chute filler.
In some embodiments of the present invention, a sterilizer is disposed on the upper portion of the clean water area.
The embodiment of the utility model has the following beneficial effect at least: the device communicates the top of the anoxic zone with the top of the aerobic zone through the gas stripping return pipe and the return passage to form an internal circulation system, so that the sewage treatment efficiency is improved; the water flow in the aerobic zone is driven by the air flow generated by aeration from bottom to top, and the mixed liquid flowing back to the anoxic zone through the gas stripping return pipe flows from top to bottom, so that the sludge-water mixed liquid is uniformly mixed, the use of electromechanical equipment such as a sludge return pump and a stirrer is reduced, and the cost is saved. The utility model can be widely applied to the technical field of sewage treatment.
Drawings
Fig. 1 is a schematic structural view of the apparatus.
Detailed Description
The present invention will be further described with reference to fig. 1.
The utility model relates to an integrated sewage treatment device, which comprises an anoxic zone 11, an aerobic zone 12, a separation settling zone 13, a clear water zone 14, an aeration pipe 17, a water outlet pipe 18, a mud discharging pipe 19 and an air stripping return pipe 20. The anoxic zone 11 is provided with a water inlet pipe 16, the bottom of the aerobic zone 12 is communicated with the bottom of the anoxic zone 11, a sludge discharge pipe 19 is arranged at the bottom of the aerobic zone 12, and an aeration pipe 17 is arranged at the bottom of the aerobic zone 12; the gas stripping return pipe 20 is arranged at the top of the aerobic zone 12, the gas stripping return pipe 20 is communicated with the anoxic zone 11 through a return passage 15, the separation settling zone 13 is arranged at the upper part of the anoxic zone 11, the clear water zone 14 is arranged at the top of the anoxic zone 11, and the clear water zone 14 is communicated with the separation settling zone 13 through an overflow port 22; the water outlet pipe 18 is arranged at the top of the anoxic zone 11, and the water outlet pipe 18 is communicated with the clear water zone 14.
The sewage is subjected to physical interception of devices such as a grating and the like to remove larger suspended matters and other impurities, and then enters the equipment under the action of the regulating tank. The sewage enters the anoxic zone 11, the competitive advantage of the carbon source utilization of the denitrifying bacteria is enhanced, the denitrification capability of the device is enhanced, the sludge-water mixed liquid after the sewage is treated in the anoxic zone 11 enters the aerobic zone 12 along with the water flow, the water flow in the aerobic zone 12 flows from bottom to top under the driving of the air flow generated by aeration, and the sludge-water mixed liquid in the aerobic zone 12 is promoted to be uniformly mixed by utilizing the action of the aeration. The gas stripping effect formed by the concentration of a large amount of gas at the upper part of the aerobic zone 12 drives the mud-water mixed liquid in the aerobic zone 12 to flow back to the anoxic zone 11 through the backflow channel 15 by using negative pressure, so as to form internal circulation of the mixed liquid in the equipment. The mixed liquid flows back to the upper part of the anoxic zone 11, the sludge mixed liquid with larger specific gravity is settled into the anoxic zone 11 through the separation action of the separation settling zone 13, and the clear water flows into the clear water zone 14 through the overflow port 22 and is discharged from the water outlet pipe 18.
In some embodiments of the present invention, a sterilizer 21 is disposed on the upper portion of the clean water area 14, and the clean water entering the clean water area 14 is sterilized by the sterilizer 21 and then discharged from the water outlet pipe 18.
The utility model discloses an in some embodiments, separation settling zone 13 is equipped with the pipe chute filler 26, and the pipe chute filler 26 and the region more than the pipe chute filler 26 constitute separation settling zone 13.
In some embodiments of the present invention, the gas stripping return pipe 20 is provided with a control valve, and different sludge reflux ratios can be set by the control valve.
The utility model discloses an in some embodiments, this equipment still includes barrel 10, in the barrel 10 inner chamber, separates through first baffle 23 between anoxic zone 11 and the aerobic zone 12, and anoxic zone 11 and aerobic zone 12 divide to be listed as about, and this equipment design is vertical structure, and area is little, and space utilization is high, and the integrated design, compact structure.
The utility model discloses an in some embodiments, the bottom in anoxic zone 11 is equipped with the second baffle 24 of slope, and the intercommunication mouth in anoxic zone 11 bottom and aerobic zone 12 bottom constitutes the decurrent water conservancy diversion mouth of slope through second baffle 24, and the intercommunication mouth that the slope set up downwards can accelerate the flow of muddy water mixed liquid, promotes muddy water misce bene, reduces anoxic zone 11 long-pending mud phenomenon.
The utility model discloses an in some embodiments, in the barrel 10 inner chamber, separation settling zone 13 is equipped with third baffle 25, constitutes return passage 15 between the upper portion of first baffle 23 and the third baffle 25, and the upper portion slope of first baffle 23, return passage 15 slope that constitutes are downward, play mixed liquid water conservancy diversion effect.
In some embodiments of the present invention, the sidewall of the barrel 10 is provided with a manual maintenance opening 30, so that the personnel can enter the equipment for maintenance and inspection.
The utility model discloses an in some embodiments, inlet tube 16 sets up the lateral wall at barrel 10, and inlet tube 16's outer end and sewage union coupling also can promote the misce bene of muddy water mixed liquid when intaking at inlet tube 16.
The utility model discloses an in some embodiments, anoxic zone 11 and aerobic zone 12 fill respectively has MBBR filler 28, and MBBR filler 28 has increased the biomass of this equipment and has richened microbial population, and is big to the cushioning effect of impact load, and the high-efficient of pollutant is got rid of to the biomass that abundance is high, and the energy consumption is lower. Further, the side wall of the cylinder 10 is provided with a filler loading and unloading port 29, and the MBBR filler 28 can be loaded and unloaded from the filler loading and unloading port 29.
In some embodiments of the present invention, the side wall of the aeration pipe 17 is provided with a plurality of aeration discs 27. Further, the device also comprises an aeration adjusting device 31, the aeration pipe 17 is connected with the aeration adjusting device 31, and the dissolved oxygen content in the aerobic zone 12 is adjusted through the aeration adjusting device 31, so that the aeration energy consumption is saved. Specifically, the aeration adjusting device 31 comprises a dissolved oxygen sensor, a fan, an aeration valve and a gas flowmeter, adopts the principle of fuzzy control through a PLC control unit and a remote computer monitoring system, and takes the set value of the dissolved oxygen in a specific area as O0Measured value is OtThen the error is Ot-O0According to input variable (O)t-O0) In relation to the opening u of the aeration valve, in particular Ot-O0The positive and negative of the valve body determine the opening direction and the opening amplitude, so that the dissolved oxygen in the equipment is controlled within a set range.
In some embodiments of the present invention, the control valve is installed on the water inlet pipe 16, the aeration pipe 17, the water outlet pipe 18 and the sludge discharge pipe 19, so that the flow rate can be adjusted.
The utility model discloses an in some embodiments, this equipment disposes wisdom water affairs information management platform, has realized long-range intelligent control, and the quality of water condition can be looked over in real time to the automatic feedback of operation, and the operation control of being convenient for improves the treatment effeciency. The device is controlled by a PLC unit and an online monitoring instrument and can realize the functions of full-automatic monitoring and fault alarming. The equipment is remotely controlled and managed through the PC end and the mobile phone end, so that the technical reference simplicity is improved, the technical intelligent management is realized, and the manual operation cost is effectively reduced.
Compare in conventional technology, this equipment need not additionally set up mud reflux unit, and agitating unit and backwash pump device have been reduced, energy consumption and equipment cost have been reduced, and aerobic zone 12 has filled MBBR filler 28 with anoxic zone 11, increase the biomass and the abundance of system, increase the shock resistance of system and improve sewage treatment efficiency, aeration adjusting device 31 that sets up can be in good time the dissolved oxygen environment of governing system, build the metabolic environment that does benefit to system function fungus and save the aeration energy consumption, improve sewage treatment efficiency, reduce the cost of equipment operation and maintenance.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (10)
1. An integrated sewage treatment device is characterized in that: comprises that
An anoxic zone (11);
the bottom of the aerobic zone (12) is communicated with the bottom of the anoxic zone (11);
the gas stripping return pipe (20) is arranged at the top of the aerobic zone (12), and the gas stripping return pipe (20) is communicated with the anoxic zone (11) through a return passage (15);
a separation and precipitation zone (13), wherein the separation and precipitation zone (13) is arranged at the upper part of the anoxic zone (11);
the clean water area (14) is arranged at the top of the anoxic area (11), and the clean water area (14) is communicated with the separation and precipitation area (13) through an overflow port (22);
the water outlet pipe (18) is arranged at the top of the anoxic zone (11), and the water outlet pipe (18) is communicated with the clear water zone (14);
the sludge discharge pipe (19), the sludge discharge pipe (19) is arranged at the bottom of the aerobic zone (12);
an aeration pipe (17), wherein the aeration pipe (17) is arranged at the bottom of the aerobic zone (12).
2. The integrated sewage treatment apparatus of claim 1, wherein: still include barrel (10), in barrel (10) inner chamber, anoxic zone (11) with separate through first baffle (23) between aerobic zone (12).
3. The integrated sewage treatment apparatus of claim 2, wherein: the bottom in anoxic zone (11) is equipped with inclined second baffle (24), the intercommunication mouth in anoxic zone (11) bottom and aerobic zone (12) bottom passes through second baffle (24) constitute the decurrent water conservancy diversion mouth of slope.
4. The integrated sewage treatment apparatus of claim 2, wherein: in the inner cavity of the cylinder body (10), the separation settling zone (13) is provided with a third partition plate (25), the reflux channel (15) is formed between the upper part of the first partition plate (23) and the third partition plate (25), and the reflux channel (15) is inclined downwards.
5. The integrated sewage treatment apparatus according to any one of claims 1 to 4, wherein: the gas stripping return pipe (20) is provided with an adjusting valve.
6. The integrated sewage treatment apparatus according to any one of claims 1 to 4, wherein: the side wall of the aeration pipe (17) is provided with a plurality of aeration discs (27).
7. The integrated sewage treatment apparatus of claim 6, wherein: the device is characterized by further comprising an aeration adjusting device (31), wherein the aeration pipe (17) is connected with the aeration adjusting device (31), and the aeration adjusting device (31) comprises a dissolved oxygen sensor, a fan, an aeration valve and a gas flowmeter.
8. The integrated sewage treatment apparatus according to any one of claims 1 to 4, wherein: the anoxic zone (11) and the aerobic zone (12) are respectively filled with MBBR filler (28).
9. The integrated sewage treatment apparatus according to any one of claims 1 to 4, wherein: the separation and precipitation zone (13) is provided with an inclined tube filler (26).
10. The integrated sewage treatment apparatus according to any one of claims 1 to 4, wherein: the upper part of the clean water area (14) is provided with a sterilizer (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021011715.4U CN212800037U (en) | 2020-06-04 | 2020-06-04 | Integrated sewage treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021011715.4U CN212800037U (en) | 2020-06-04 | 2020-06-04 | Integrated sewage treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212800037U true CN212800037U (en) | 2021-03-26 |
Family
ID=75094428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021011715.4U Active CN212800037U (en) | 2020-06-04 | 2020-06-04 | Integrated sewage treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212800037U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113788532A (en) * | 2021-09-27 | 2021-12-14 | 肇庆市鹏凯环保装备有限公司 | Water treatment circulating equipment and treatment method |
| CN116282530A (en) * | 2023-01-17 | 2023-06-23 | 山东默锐环境产业股份有限公司 | A kind of AO-MBBR combined bioreactor |
| CN119504029A (en) * | 2025-01-21 | 2025-02-25 | 欧基（上海）环保科技有限公司 | A vertical denitrification sewage treatment device |
| CN119528341A (en) * | 2025-01-22 | 2025-02-28 | 中建环能科技股份有限公司 | Integrated biochemical precipitation reactor |
-
2020
- 2020-06-04 CN CN202021011715.4U patent/CN212800037U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113788532A (en) * | 2021-09-27 | 2021-12-14 | 肇庆市鹏凯环保装备有限公司 | Water treatment circulating equipment and treatment method |
| CN116282530A (en) * | 2023-01-17 | 2023-06-23 | 山东默锐环境产业股份有限公司 | A kind of AO-MBBR combined bioreactor |
| CN119504029A (en) * | 2025-01-21 | 2025-02-25 | 欧基（上海）环保科技有限公司 | A vertical denitrification sewage treatment device |
| CN119528341A (en) * | 2025-01-22 | 2025-02-28 | 中建环能科技股份有限公司 | Integrated biochemical precipitation reactor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212800037U (en) | Integrated sewage treatment equipment | |
| CN216687842U (en) | Integrated device for deep total nitrogen removal treatment of high ammonia nitrogen sewage | |
| CN108178297A (en) | A kind of integral life sewage processing method and its device | |
| CN218539479U (en) | Novel nitrogen and phosphorus removal integrated equipment | |
| CN210001741U (en) | Sewage treatment device | |
| CN103819062B (en) | MBR (membrane biological reactor) sewage treatment equipment for integrated fluidizing pool | |
| CN213865851U (en) | Domestic sewage treatment station | |
| CN212864467U (en) | Sewage treatment system | |
| CN221701270U (en) | Small volume and high concentration wastewater treatment device | |
| CN220351877U (en) | Single-family rural domestic sewage treatment equipment with oxygenation driving hydraulic circulation | |
| CN219950763U (en) | Rural domestic sewage integration MBBR processing system | |
| CN219079261U (en) | Domestic sewage purifying treatment tank device | |
| CN113044964A (en) | High-reliability organic wastewater treatment process | |
| CN217351080U (en) | Breeding wastewater treatment system | |
| CN213738791U (en) | Biochemical system for treating domestic sewage | |
| CN205347127U (en) | A2O -MBR integrative sewage treatment device | |
| CN110803767B (en) | Continuous alternating D-A2MBBR sewage treatment system | |
| CN214496045U (en) | High-efficient hypoxemia MBBR sewage treatment integration equipment | |
| CN210176689U (en) | Wastewater treatment equipment with high phosphorus content | |
| CN209759234U (en) | Integrated sewage treatment device | |
| CN108249703A (en) | For the integral biological rotating disc of dispersant type domestic wastewater advanced treating | |
| CN209721720U (en) | A kind of multistage automatic sewage denitrification and phosphorus removal integration reactor | |
| CN113321387A (en) | Short-flow agricultural sewage integrated sewage treatment reaction equipment | |
| CN201809248U (en) | Sequencing mud-membrane symbiosis integrated water treatment equipment | |
| CN220334966U (en) | Petrochemical wastewater treatment device adopting MBBR (moving bed biofilm reactor) process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An integrated sewage treatment equipment Effective date of registration: 20210811 Granted publication date: 20210326 Pledgee: China Co. truction Bank Corp Guangzhou Panyu branch Pledgor: GUANGZHOU PENGKAI ENVIRONMENT TECHNOLOGY Co.,Ltd. Registration number: Y2021440000261 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20211227 Granted publication date: 20210326 Pledgee: China Co. truction Bank Corp Guangzhou Panyu branch Pledgor: GUANGZHOU PENGKAI ENVIRONMENT TECHNOLOGY CO.,LTD. Registration number: Y2021440000261 |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 526238 No. 2, Gangnan street, high tech Industrial Development Zone, Zhaoqing City, Guangdong Province Patentee after: ZHAOQING PENGKAI ENVIRONMENTAL PROTECTION EQUIPMENT Co.,Ltd. Patentee after: Pengkai Environmental Technology Co.,Ltd. Address before: 526060 No.2, Wende 3rd Street, Gaoxin District, Zhaoqing City, Guangdong Province Patentee before: ZHAOQING PENGKAI ENVIRONMENTAL PROTECTION EQUIPMENT Co.,Ltd. Patentee before: GUANGZHOU PENGKAI ENVIRONMENT TECHNOLOGY CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 526238 No. 2, Gangnan street, high tech Industrial Development Zone, Zhaoqing City, Guangdong Province Patentee after: Guangdong Pengkai Intelligent Equipment Manufacturing Co.,Ltd. Patentee after: Pengkai Environmental Technology Co.,Ltd. Address before: 526238 No. 2, Gangnan street, high tech Industrial Development Zone, Zhaoqing City, Guangdong Province Patentee before: ZHAOQING PENGKAI ENVIRONMENTAL PROTECTION EQUIPMENT Co.,Ltd. Patentee before: Pengkai Environmental Technology Co.,Ltd. |