CN115159727B - A domestic sewage treatment system - Google Patents
A domestic sewage treatment system Download PDFInfo
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- CN115159727B CN115159727B CN202210797052.0A CN202210797052A CN115159727B CN 115159727 B CN115159727 B CN 115159727B CN 202210797052 A CN202210797052 A CN 202210797052A CN 115159727 B CN115159727 B CN 115159727B
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- unit
- cleaning
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Sewage (AREA)
- Sanitary Device For Flush Toilet (AREA)
Abstract
The invention belongs to the technical field of sewage treatment, in particular to a household domestic sewage treatment system which comprises a cleaning unit collecting unit and a purifying treatment unit, wherein the collecting unit is communicated with the cleaning unit through a communicating pipe, so that sewage after the space in the cleaning unit is used flows into the space in the collecting unit along the communicating pipe, the residue and the fragments in the cleaning unit are cleaned through a cleaning device, the phenomenon that the residue and the fragments in the cleaning unit are accumulated for a long time to influence the sewage in the cleaning unit to flow into the space in the collecting unit can be effectively avoided, the purifying treatment unit is arranged in the collecting unit, the sewage in the space in the collecting unit can be effectively purified through the purifying treatment unit, the purified water flows into a toilet tank for flushing a toilet, the odor remained in the water tank of the toilet is effectively avoided, the sewage discharge amount is reduced, the utilization rate of domestic sewage is synchronously improved, and the waste of water resources is reduced.
Description
Technical Field
The invention belongs to the technical field of sewage treatment, and particularly relates to a household domestic sewage treatment system.
Background
The Chinese water resource has less occupation and unbalanced spatial distribution. Along with the acceleration of urban and industrial production in China, the demand gap of water resources is also increasing. Under such a background, the sewage treatment industry becomes an emerging industry and is in the same importance as the tap water production, water supply, drainage and reclaimed water recycling industries.
The water used for flushing the closestool in life is communicated with a tap water pipe, the water source inside tap water is consumed for flushing the closestool every time, three liters/six liters of water are wasted for flushing the closestool every time in the conventional water-saving closestool, an adult uses about six times of urination and one time of defecation in a toilet every day, about twenty four liters of water is used for flushing the closestool every day, and after the sewage used for washing hands, faces and dishes in life can be completely collected, the sewage is used for flushing the closestool through purification treatment, so that the discharge of domestic sewage can be effectively reduced, the utilization rate of the domestic sewage is synchronously improved, and the waste of water resources is reduced.
Disclosure of Invention
In order to make up the deficiency of the prior art, solve and reduce the discharge of the domestic sewage, raise the utilization rate of the domestic sewage synchronously, reduce the waste of water resource, the invention provides a domestic sewage treatment system.
The technical scheme adopted for solving the technical problems is as follows: the household domestic sewage treatment system comprises a cleaning unit, wherein a conversion device is hermetically and slidingly connected inside the cleaning unit, a cleaning device is arranged at the bottom side inside the cleaning unit, and the cleaning device is positioned below the conversion device;
The collecting unit is communicated with the cleaning unit through a communicating pipe, the bottom of the collecting unit is fixedly connected with a water outlet pipe, and one end, far away from the collecting unit, of the water outlet pipe is communicated with a toilet water tank;
and the purification treatment unit is positioned inside the collecting unit and is used for purifying the sewage discharged from the cleaning unit.
Preferably, the conversion device comprises a rectangular groove and a sliding plate, wherein the rectangular groove is positioned in the side wall of the cleaning unit, and the sliding plate penetrates through the right side wall of the cleaning unit and is in sealing sliding connection with the rectangular groove.
Preferably, the cleaning device comprises a first filter plate, a push-pull rod and a pushing plate, wherein the first filter plate is clamped at the bottom of the cleaning unit, the push-pull rod penetrates through the right side wall of the cleaning unit and is fixedly connected with the right side surface of the pushing plate, the pushing plate is tightly attached to the upper surface of the first filter plate, a cleaning outlet is formed in the left side wall of the cleaning unit, the cleaning outlet is designed corresponding to the pushing plate, a sliding groove corresponding to the cleaning outlet is formed in the left side wall of the cleaning unit, a sealing plate is connected in a sealing sliding manner in the sliding groove, the sealing plate is inserted into the sliding groove from the lower part of the cleaning unit, and a storage box is placed on the upper surface of the collecting unit and connected with the cleaning outlet through a sloping plate.
Preferably, the pushing plate is far away from the surface of one end of the push-pull rod, a clamping groove is formed in the pushing plate, and a rubber scraper with a triangular design is clamped in the clamping groove.
Preferably, the collecting unit is a collecting cavity with a cuboid structure, a protecting cover is clamped at the top end of the collecting cavity, a handle which is uniformly arranged is fixedly connected to the upper surface of the protecting cover, a circular hole is formed in the middle of the protecting cover, and the circular hole is correspondingly matched with the communicating pipe.
Preferably, the purifying unit comprises a quartz sand layer and a first floating ball, the quartz sand layer is fixedly connected to the inner wall of the collecting cavity, the quartz sand layer is used for filtering sewage inside the collecting unit, and the first floating ball is placed on the upper surface of the quartz sand layer.
Preferably, a flocculating agent is placed in the first floating ball, and micropores which are uniformly arranged are formed in the surface of the first floating ball.
Preferably, the water outlet pipe is telescopic link structural design, evenly set up the inlet opening is seted up on the top of water outlet pipe, the top fixedly connected with second floater of water outlet pipe.
Preferably, the second floating ball is internally provided with a deodorant, the lower surface of the second floating ball is provided with micropores, and the deodorant is used for eliminating the peculiar smell in the purified water in the collecting cavity.
Preferably, the communicating pipe is internally and fixedly connected with a second filter plate, and the diameter of an opening of the second filter plate is smaller than that of the first filter plate.
The beneficial effects of the invention are as follows:
1. According to the household domestic sewage treatment system, the cleaning unit, the conversion device, the cleaning device, the communicating pipe, the collecting unit and the purifying treatment unit are arranged, after the fruit and vegetable is soaked and cleaned, the conversion device is reset, water used in soaking flows into the space in the collecting unit through the communicating pipe, the practicality of the cleaning unit is further improved, the application range of the cleaning unit is enlarged, the cleaning device is used for cleaning residue and debris at the bottom of the cleaning unit, so that the residue and debris in the cleaning unit can be effectively prevented from accumulating for a long time to influence sewage in the cleaning unit to flow into the space in the collecting unit, the purifying treatment unit is arranged in the collecting unit, the sewage in the space in the collecting unit can be effectively purified through the purifying treatment unit, the purified water flows into the toilet water tank for flushing a toilet, the water in the toilet water tank is effectively prevented from being reserved with peculiar smell, and the waste of water resources is synchronously reduced.
2. The household domestic sewage treatment system is characterized in that a first filter plate, a push-pull rod, a push plate, a cleaning outlet, a sealing plate, an inclined plate and a storage box are arranged; through having seted up the spout in the left side wall of cleaning unit, the inside sealed sliding connection of spout has the closing plate, when the residue piece on clean first filter surface, upwards moves the closing plate, and the clean export of shutoff can effectively avoid cleaning unit inside water to flow to storing box inner space along clean export, can also avoid resident direct and residue piece contact simultaneously, avoids resident's clearance residue piece to wash the hands once more further to enlarge the waste of water resource, reduces domestic sewage's production simultaneously.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a front view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
In the figure: the cleaning unit 1, the rectangular groove 11, the sliding plate 12, the push-pull rod 13, the pushing plate 14, the clamping groove 141, the rubber scraping plate 142, the first filtering plate 15, the sliding groove 16, the sealing plate 17, the sloping plate 18, the storage box 19, the communicating pipe 2, the second filtering plate 21, the collecting cavity 3, the protective cover 31, the handle 311, the circular hole 312, the quartz sand layer 32, the first floating ball 33, the water outlet pipe 4, the water inlet hole 41 and the second floating ball 42.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1 to 4, the domestic sewage treatment system of the invention comprises a cleaning unit 1, wherein a conversion device is hermetically and slidingly connected inside the cleaning unit 1, a cleaning device is arranged at the bottom side inside the cleaning unit 1, and the cleaning device is positioned below the conversion device;
The collecting unit is communicated with the cleaning unit 1 through a communicating pipe 2, the bottom of the collecting unit is fixedly connected with a water outlet pipe 4, and one end, away from the collecting unit, of the water outlet pipe 4 is communicated with a toilet water tank;
a purifying unit located inside the collecting unit, for purifying the sewage discharged from the cleaning unit 1;
During operation, face washing, wash hands and wash dishes's water can be fully collected and be used for washing the closestool in real life, thereby can effectively reduce domestic sewage's emission, through being provided with cleaning unit 1 in the kitchen inside, resident can wash vegetables at cleaning unit 1, fruit and meat, communicate collecting unit and cleaning unit 1 through communicating pipe 2, make the sewage after cleaning unit 1 inner space uses flow into collecting unit inner space along communicating pipe 2, when needing water to soak washing fruit vegetables, utilize conversion equipment to convert cleaning unit 1 into the container, be used for soaking washing fruit vegetables, after fruit vegetables soaks and washs, reset conversion equipment, the water that uses when soaking flows into collecting unit inner space through communicating pipe 2, and then improve cleaning unit 1's practicality, enlarge cleaning unit 1's application range, after cleaning unit 1 inside sewage discharges and ends, through using cleaning unit to clean the residue piece of cleaning unit 1 bottom, thereby can effectively avoid cleaning unit 1 inside residue piece to pile up for a long time and influence cleaning unit 1 inside sewage inflow collecting unit inner space, through being provided with sewage purification treatment unit inside collecting unit, through leaving water purification treatment unit inside, can effectively waste water tank through the water purification treatment of water tank, can be effectively waste after the water tank is washed to the water is washed to the toilet, and the water is used for the water is washed to the inside the water tank is effectively waste.
As one embodiment of the present invention, the conversion device includes a rectangular groove 11 and a sliding plate 12, the rectangular groove 11 is located in the side wall of the cleaning unit 1, and the sliding plate 12 penetrates through the right side wall of the cleaning unit 1 and is in sealed sliding connection with the rectangular groove 11;
During operation, as the rectangular groove 11 is formed in the side wall of the cleaning unit 1, the sliding plate 12 penetrates through the right side wall of the cleaning unit 1 and is in sealing sliding connection with the rectangular groove 11, the sliding plate 12 is matched with the rectangular groove 11, when fruits and vegetables are required to be soaked and cleaned, the sliding plate 12 is inserted into the space in the cleaning unit 1, water in the space in the cleaning unit 1 can be reserved in the space on the upper surface of the sliding plate 12, the fruits and the vegetables are convenient to soak and clean, after soaking is finished, the sliding plate 12 is pulled out to the space outside the cleaning unit 1, water reserved on the upper surface of the sliding plate 12 in the space in the cleaning unit 1 enters the space in the collecting cavity 3 along with the communicating pipe 2, the cleaning unit 1 can not only flush the fruits and the vegetables, but also can soak and clean the fruits and the vegetables, and the practicality of the cleaning unit 1 is effectively improved, and residents are convenient to use.
As an implementation mode of the invention, the cleaning device comprises a first filter plate 15, a push-pull rod 13 and a pushing plate 14, wherein the first filter plate 15 is clamped at the bottom of the cleaning unit 1, the push-pull rod 13 penetrates through the right side wall of the cleaning unit 1 and is fixedly connected with the right side surface of the pushing plate 14, the pushing plate 14 is tightly attached to the upper surface of the first filter plate 15, a cleaning outlet is formed in the left side wall of the cleaning unit 1, the cleaning outlet is designed corresponding to the pushing plate 14, a sliding groove 16 corresponding to the cleaning outlet is formed in the left side wall of the cleaning unit 1, a sealing plate 17 is connected in a sealing sliding manner in the sliding groove 6, the sealing plate 17 is inserted into the sliding groove 16 from the lower side of the cleaning unit 1, a storage box 19 is placed on the upper surface of the collecting unit, and the storage box 19 is connected with the cleaning outlet through a sloping plate 18;
During operation, the first filter plate 15 is clamped at the bottom of the cleaning unit 1, the first filter plate 15 is used for filtering residue scraps inside the cleaning unit 1, the residue scraps inside the cleaning unit 1 are effectively prevented from entering the collecting unit inner space, the sewage purifying treatment unit inside the collecting unit is quickened, as the push-pull rod 13 penetrates through the right side wall of the cleaning unit 1 and is fixedly connected with the right side face of the push-pull plate 14, the push-pull rod 13 drives the push-pull plate 14 to synchronously move, the push-pull plate 14 clings to the upper surface of the first filter plate 15 through the design of the upper surface of the push-pull plate 14, the residue scraps on the surface of the first filter plate 15 are prevented from being accumulated for a long time to influence the water flowing into the collecting unit in the cleaning unit 1, peculiar smell is synchronously avoided after long-time accumulation of the residue scraps, through arranging the cleaning outlet on the left side wall of the cleaning unit 1, the residual debris on the surface of the first filter plate 15 moves from right to left through the pushing plate 14, so that the residual debris slides along the inclined plate 18 to the space in the storage box 19 for collection, the flow of the residual debris into the collection unit is effectively reduced, through arranging the chute 16 corresponding to the cleaning outlet in the left side wall of the cleaning unit 1, the inside of the chute 16 is hermetically and slidingly connected with the sealing plate 17, when the residual debris on the surface of the first filter plate 15 is cleaned, the sealing plate 17 is pushed upwards to seal the cleaning outlet, the water in the cleaning unit 1 can be effectively prevented from flowing into the space in the storage box 19 along the cleaning outlet, the residents can be prevented from directly contacting the residual debris in the cleaning unit 1 through the cleaning device, the frequency of washing hands again after the resident cleans the residual debris is reduced, the waste of water resources is reduced, and simultaneously reduces the generation of domestic sewage.
As an implementation mode of the invention, a clamping groove 141 is formed on the surface of the pushing plate 14, which is far away from one end of the push-pull rod 13, and a rubber scraper 142 with a triangle design is clamped in the clamping groove 141;
During operation, because push plate 14 is kept away from push-and-pull rod 13 one end surface and has been seted up draw-in groove 141, through at the inside joint of draw-in groove 141 rubber scraper blade 142 for push plate 14 is at the process of removing, and triangle-shaped design's rubber scraper blade 142 can play the effect of scooping up the residue piece that solidifies is remained on first filter 15 surface, further avoids residue piece to pile up on first filter 15 surface for a long time, influences the sewage inflow collection unit inner space that produces in the follow-up use.
As an implementation mode of the invention, the collecting unit is a collecting cavity 3 with a cuboid structure, the top end of the collecting cavity 3 is clamped with a protecting cover 31, the upper surface of the protecting cover 31 is fixedly connected with a handle 311 which is uniformly arranged, the middle part of the protecting cover 31 is provided with a circular hole 312, and the circular hole 312 is correspondingly matched with the communicating pipe 2;
During operation, through the top joint at collection chamber 3 has visor 31, can effectively avoid collecting chamber 3 space sewage peculiar smell to spread to collection chamber 3 outer space, through the handle 311 of evenly setting of fixedly connected with on the visor 31, be convenient for remove visor 31 through using handle 311, when collection chamber 3 inside needs change spare part or maintenance, use handle 311 to remove the visor, open collection chamber 3 and be convenient for change and maintenance collection chamber 3 inside spare part, when cleaning unit 1 discharges sewage, through the round hole 312 of seting up with the corresponding design of communicating pipe 2 in the middle part of visor 31, make communicating pipe 2 pass round hole 312 and extend to collection chamber 3 inner space, collect the sewage that cleaning unit 1 discharged, effectively avoid cleaning unit 1 inside discharged sewage to spill to collection chamber 3 outer space.
As an embodiment of the present invention, the purifying unit includes a quartz sand layer 32 and a first floating ball 33, the quartz sand layer 32 is fixedly connected to the inner wall of the collecting cavity 3, the quartz sand layer 32 is used for filtering the sewage inside the collecting unit, and the first floating ball 33 is placed on the upper surface of the quartz sand layer 32;
During operation, through at collection cavity 3 inside fixedly connected with quartz sand layer 32 for the sewage of collection cavity 3 interior space must only can flow into the water tank inside of closestool after filtering through quartz sand layer 32, can effectively get rid of the pollutant in the sewage through quartz sand layer 32 filtration, avoids the pollutant in the sewage to flow into the closestool water tank interior space.
As an embodiment of the present invention, a flocculant is placed inside the first floating ball 33, and micropores are uniformly formed on the surface of the first floating ball 33;
During operation, because the first floater 33 is placed on the upper surface of the quartz sand layer 32, the first floater 33 is located under the communicating pipe 2, the flocculant is placed in the first floater 33, when the sewage discharged from the cleaning unit 1 enters the inner space of the collecting cavity 3, the sewage is in surface contact with the first floater 33, through the uniformly arranged micropores formed in the surface of the first floater 33, the flocculant in the first floater 33 is forced to fall to the outer space of the first floater 33 along the micropores in the surface of the first floater 33 to be fully contacted with the sewage in the inner space of the collecting cavity 3 by the vibration generated when the sewage is contacted with the first floater 33, so that suspended matters in the sewage are removed, and the sewage in the collecting cavity 3 is further purified.
As an implementation mode of the invention, the water outlet pipe 4 is in a telescopic rod structure design, the top end of the water outlet pipe 4 is provided with water inlet holes 41 which are uniformly arranged, and the top end of the water outlet pipe 4 is fixedly connected with a second floating ball 42;
During operation, through the inlet opening 41 that evenly sets up has been seted up on the top of outlet pipe 4 for the water that the inside through quartz sand layer 32 filtration of collecting chamber 3 can be followed the inlet opening 41 on outlet pipe 4 top and is entered into outlet pipe 4 interior space, because outlet pipe 4 is telescopic link structural design, through the top fixedly connected with second floater 42 at outlet pipe 4, wash unit 1 is continuous to collecting chamber 3 interior space drainage sewage, collecting chamber 3 interior space's water level rises gradually, the in-process that the water level risees drives second floater 42 and upwards moves, utilize the buoyancy of second floater 42 to drive the synchronous upwards movement in top of outlet pipe 4, make the water that water inlet opening 41 was around can enter into outlet pipe 4 interior space first, collecting chamber 3 inside other positions water continues to deposit in the water storage chamber bottom, effectively avoid collecting chamber 3 bottom's precipitate shutoff inlet opening 41, influence outlet pipe 4's play water efficiency.
As an embodiment of the present invention, a deodorant is placed inside the second floating ball 42, and micropores are formed on the lower surface of the second floating ball 42, where the deodorant is used to eliminate the odor in the purified water inside the collection chamber 3;
During operation, through the deodorant in second floater 42, the micropore has been seted up to second floater 42 lower surface for the deodorant in second floater 42 can effectively get rid of the inside aquatic peculiar smell of collecting chamber 3, avoids along outlet pipe 4 exhaust water to have the peculiar smell.
As an embodiment of the present invention, the second filter plate 21 is fixedly connected to the inside of the communicating pipe 2, and the diameter of the opening of the second filter plate 21 is smaller than that of the opening of the first filter plate 15;
During operation, through at communicating pipe 2 inside fixedly connected with second filter 21 for the sewage that cleaning unit 1 discharged is through the secondary filter of second filter 21, further filters the impurity of getting rid of in the sewage, effectively improves the inside sewage purification treatment effect of collecting chamber 3, provides the water source for flushing the closestool fast.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210797052.0A CN115159727B (en) | 2022-07-06 | 2022-07-06 | A domestic sewage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210797052.0A CN115159727B (en) | 2022-07-06 | 2022-07-06 | A domestic sewage treatment system |
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| Publication Number | Publication Date |
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| CN115159727A CN115159727A (en) | 2022-10-11 |
| CN115159727B true CN115159727B (en) | 2024-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210797052.0A Active CN115159727B (en) | 2022-07-06 | 2022-07-06 | A domestic sewage treatment system |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117466503B (en) * | 2023-12-28 | 2024-03-05 | 兰州凯萨诺环保科技有限公司 | Glass production sewage treatment circulation system |
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|---|---|---|---|---|
| CN210133897U (en) * | 2019-05-10 | 2020-03-10 | 陈云 | Domestic sewage treatment and reuse device |
| CN210711051U (en) * | 2019-08-23 | 2020-06-09 | 韦柳青 | Energy-saving domestic sewage treatment equipment |
| CN212954590U (en) * | 2020-03-25 | 2021-04-13 | 海南博远同创环保科技有限公司 | A polluted water storage device |
| CN216170414U (en) * | 2021-09-30 | 2022-04-05 | 河南省启源环保科技有限公司 | A water purification and filtering device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3184959B2 (en) * | 1998-03-30 | 2001-07-09 | 五十嵐 宏 | Equipment for sedimentation and separation of water pollutants |
| CN211056889U (en) * | 2019-11-02 | 2020-07-21 | 厦门福禹节能环保科技有限公司 | Device for treating ions in water |
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2022
- 2022-07-06 CN CN202210797052.0A patent/CN115159727B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210133897U (en) * | 2019-05-10 | 2020-03-10 | 陈云 | Domestic sewage treatment and reuse device |
| CN210711051U (en) * | 2019-08-23 | 2020-06-09 | 韦柳青 | Energy-saving domestic sewage treatment equipment |
| CN212954590U (en) * | 2020-03-25 | 2021-04-13 | 海南博远同创环保科技有限公司 | A polluted water storage device |
| CN216170414U (en) * | 2021-09-30 | 2022-04-05 | 河南省启源环保科技有限公司 | A water purification and filtering device |
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| CN115159727A (en) | 2022-10-11 |
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Effective date of registration: 20240514 Address after: No. 16, Hegao Road, Hefeng Town, Lishui District, Nanjing, Jiangsu 211200 Applicant after: Nanjing Jinzai New Energy Dynamics Research Institute Co.,Ltd. Country or region after: China Address before: Room 503, Building 4, Sifangtang Community, No. 642, Renmin North Road, Yuexiu District, Guangzhou City, Guangdong Province, 510000 Applicant before: Zeng Fanhao Country or region before: China |
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Effective date of registration: 20251201 Address after: 065000 Hebei Province, Langfang City, Anci District, Chouzhuang Township, Dongmagezhuang Village Patentee after: Langfang Weijing environmental protection equipment Co.,Ltd. Country or region after: China Address before: 211200 No.16 Hegao Road, Hefeng Town, Lishui District, Nanjing City, Jiangsu Province Patentee before: Nanjing Jinzai New Energy Dynamics Research Institute Co.,Ltd. Country or region before: China |