CN111206652A - Shower wastewater instant recycling system and method - Google Patents
Shower wastewater instant recycling system and method Download PDFInfo
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- CN111206652A CN111206652A CN202010131281.XA CN202010131281A CN111206652A CN 111206652 A CN111206652 A CN 111206652A CN 202010131281 A CN202010131281 A CN 202010131281A CN 111206652 A CN111206652 A CN 111206652A
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- 239000002351 wastewater Substances 0.000 title claims abstract description 43
- 238000004064 recycling Methods 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 169
- 238000003287 bathing Methods 0.000 claims abstract description 38
- 239000007921 spray Substances 0.000 claims abstract description 16
- 230000008676 import Effects 0.000 claims abstract description 6
- 238000004140 cleaning Methods 0.000 claims description 19
- 238000010438 heat treatment Methods 0.000 claims description 13
- 238000010992 reflux Methods 0.000 claims description 13
- 238000004659 sterilization and disinfection Methods 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 12
- 238000000746 purification Methods 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 9
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 6
- 239000000203 mixture Substances 0.000 abstract description 2
- 238000011161 development Methods 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
- E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/08—Radiation
- A61L2/10—Ultraviolet radiation
-
- 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
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
- E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
- E03C1/12—Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
- E03C1/122—Pipe-line systems for waste water in building
- E03C1/1222—Arrangements of devices in domestic waste water pipe-line systems
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
- E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
- E03C1/12—Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
- E03C1/16—Wash-fountains connected to the waste-pipe
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/20—Targets to be treated
- A61L2202/23—Containers, e.g. vials, bottles, syringes, mail
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
- E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
- E03C2001/005—Installations allowing recovery of heat from waste water for warming up fresh water
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Environmental & Geological Engineering (AREA)
- Structural Engineering (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Epidemiology (AREA)
- Toxicology (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention discloses a system and a method for instantly recycling shower wastewater, which comprises a bathing table, a water storage tank and a spray head; the shower nozzle is located the bathing platform top, and the shower nozzle input is connected with hot water import and cold water import through the blend valve, and the water storage tank is located the bathing platform below, and the bathing platform bottom intercommunication has filter equipment, and inside the water storage tank was connected to the filter equipment bottom, the water storage tank bottom was provided with backwash pump and water storage tank floor drain, water storage tank floor drain intercommunication drain pipe, and the water storage tank floor drain is provided with the drainage solenoid valve, and the backwash pump output passes through the back flow and is connected with the shower nozzle input, is provided with the backwash valve on the. Can carry out the reutilization to waste water to become shower water again with waste water, can save shower water consumption in a large number on the basis of guaranteeing a water quality of water, utilize the waste water resource, also retrieved a large amount of heat energy in the waste water simultaneously.
Description
Technical Field
The invention belongs to the field of life water saving, and relates to a system and a method for instantly recycling shower wastewater.
Background
With the continuous development of the economic society, water resources are in shortage, and the contradiction between the water resources and the development of the economic society is highlighted. Saving water and reducing energy consumption are becoming the development direction of sanitary appliances, which is also an important measure for sustainable development.
The shower bath is a bathing mode and has the characteristics of low wastewater pollution load, low actual cleaning water consumption, temperature of wastewater and the like. According to the research, the total hardness of the waste water generated by the common shower is about 121mg/L, the chemical oxygen demand is about 103mg/L, the biological oxygen demand is about 35mg/L, the total alkalinity is about 307mg/L, the suspended matter in the waste water is about 20mg/L, the soluble solid is about 340mg/L, the water consumption of the shower is about 50-100L, and the water temperature of the shower waste water is about 35 ℃.
As an integrated device for showering, the integral bathroom mostly adopts a mode of directly discharging waste water generated by showering into a sewer pipeline, and does not consider the cyclic utilization of shower waste water and the recovery of multiple waste heat energy. Meanwhile, the problem that shower waste water heat energy can be recovered but cannot be recycled in time exists in the prior sanitary equipment technology.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a system and a method for instantly recycling shower wastewater, which can recycle the shower wastewater and save water resources.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose:
a shower waste water instant recycling system comprises a bathing platform, a water storage tank and a spray head;
the shower nozzle is located the bathing platform top, and the shower nozzle input is connected with hot water import and cold water import through the blend valve, and the water storage tank is located the bathing platform below, and the bathing platform bottom intercommunication has filter equipment, and inside the water storage tank was connected to the filter equipment bottom, the water storage tank bottom was provided with backwash pump and water storage tank floor drain, water storage tank floor drain intercommunication drain pipe, and the water storage tank floor drain is provided with the drainage solenoid valve, and the backwash pump output passes through the back flow and is connected with the shower nozzle input, is provided with the backwash valve on the.
Preferably, the top of the inner cavity of the water storage tank is provided with a small-hole spray pipe, one end of the small-hole spray pipe is connected with a cold water inlet through a cleaning pipe, and the cleaning pipe is provided with a cleaning switch.
Further, an ultraviolet disinfection instrument is arranged at the top of the inner cavity of the water tank.
Preferably, a heating device is arranged in the water storage tank.
Furthermore, a liquid level meter and a temperature sensor are arranged in the water storage tank, a display is arranged on the wall surface above the bathing table, and the output ends of the liquid level meter and the temperature sensor are connected with the input end of the display.
Preferably, the filtering device is sequentially provided with an upper purification grating floor drain, a detachable hair collector, a detachable activated carbon fiber filter screen and a lower purification grating floor drain from top to bottom.
Preferably, the bottom of the filtering device is connected with a drain pipe and a water inlet pipe, the water inlet pipe is communicated with the inside of the water storage tank, a water inlet electromagnetic valve is arranged on the water inlet pipe, and the water inlet pipe is higher than the part of the joint of the water inlet pipe and the water storage tank and is communicated with a drain pipe.
A shower waste water instant recycling method based on any one of the systems comprises the following steps;
step one, opening a mixing valve, bathing, and closing a drainage electromagnetic valve;
step two, after bathing for more than two minutes, turning on a reflux pump, adjusting a mixing valve, and adjusting the mixed reflux water and cold and hot water to the temperature required by bathing;
and step three, after bathing, closing the mixing valve and the reflux pump, and opening the water discharge electromagnetic valve.
Preferably, when the water storage tank needs to be cleaned, the drainage electromagnetic valve, the cleaning switch and the ultraviolet disinfection instrument are opened, the water storage tank is cleaned for at least one minute, and the cleaning switch and the ultraviolet disinfection instrument are closed after the water storage tank is cleaned.
Preferably, the heating device is turned on to heat the water in the water storage tank during bathing.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the water storage tank is arranged below the bathing platform, and after the shower wastewater is filtered, the shower wastewater is pumped to the spray head again, so that the wastewater can be reused, the wastewater is changed into shower water again, the shower water consumption can be greatly saved on the basis of ensuring the effluent quality, the wastewater resource is utilized, and a large amount of heat energy in the wastewater is recovered.
Further, cold water is sprayed out from the small-hole spray pipe, the inner cavity of the water storage tank can be cleaned, and the inner cavity of the water storage tank is clean and sanitary.
Furthermore, the ultraviolet disinfection instrument can disinfect and sterilize the water in the water storage tank or the inner cavity of the water storage tank when the water storage tank is used for bathing or cleaning.
Furthermore, the water in the water storage tank is heated by the heating device, and the temperature of the returned water is ensured to be appropriate.
Furthermore, through level gauge and temperature sensor, can learn water level and temperature in the water storage tank, make things convenient for people to adjust the judgement to backward flow opportunity and temperature.
The method can filter the waste water for secondary utilization during bathing, so that the waste water is changed into shower water again, a large amount of shower water can be saved on the basis of ensuring the water quality of the discharged water, and a large amount of heat energy in the waste water is recovered.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic external view of the present invention;
fig. 3 is a schematic structural diagram of the filtering device of the present invention.
Wherein: 1-bathing table; 2-a water storage tank; 3-a spray head; 4-a mixing valve; 5-water supply pipe; 6-a filtration device; 7-upper purification grating floor drain; 8-a detachable hair collector; 9-detachable activated carbon fiber filter screen; 10-lower purification grating floor drain; 11-a water inlet pipe; 12-a drain pipe; 13-water inlet electromagnetic valve; 14-water storage tank floor drain; 15-a drain solenoid valve; 16-a reflux pump; 17-a return pipe; 18-a reflux valve; 19-a heating device; 20-a liquid level meter; 21-a temperature sensor; 22-small hole spray pipe; 23-cleaning the tube; 24-a cleaning switch; 25-ultraviolet disinfection instrument; 26-hot water inlet; 27-a cold water inlet; 28 a display; 29-shower solenoid valve.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings:
as shown in figures 1 and 2, the system for instantly recycling shower waste water comprises a bathing platform 1, a water storage tank 2, a spray head 3 and a control panel.
The size of the bathing table 1 is 1.0m in length, 1.0m in width and 0.3m in height; a support is arranged below the support.
The shower nozzle 3 is located the platform 1 top of bathing, and the shower nozzle 3 input is connected with hot water inlet 26 and cold water inlet 27 through upper hose 5, is provided with mixing valve 4 and shower solenoid valve 29 on the upper hose 5, and mixing valve 4 is used for adjusting the temperature.
The bottom of the bathing table 1 is communicated with a filtering device 6, two sides of the bathing table 1 are respectively provided with the filtering device 6 in the embodiment, the bottom of the filtering device 6 is connected with the inside of the water storage tank 2, as shown in fig. 3, the filtering device 6 sequentially comprises an upper purification grille floor drain 7, a detachable hair collector 8, a detachable activated carbon fiber filter screen 9 and a lower purification grille floor drain 10 from top to bottom, and the purification grille floor drain is cuboid in shape, and is 1.0m long, 0.08m wide and 0.15m high; the top of the filtering device 6 is provided with a handle which is convenient to take out.
6 bottoms of filter equipment are connected with drain pipe 12 and inlet tube 11, and inlet tube 11 intercommunication water storage tank 2 is inside, is provided with into water solenoid valve 13 on the inlet tube 11, is higher than its part with 2 junctions of water storage tank 11 at the inlet tube, and the intercommunication has drain pipe 12, can make waste water not get into water storage tank 2 when not using water storage tank 2, directly discharge from drain pipe 12.
The water storage tank 2 is positioned below the bathing table 1, and the cross section of the water storage tank 2 is in the shape of an inverted pentagon.
The bottom of the water storage tank 2 is provided with a reflux pump 16 and a water storage tank floor drain 14, the water storage tank floor drain 14 is communicated with a drain pipe 12, the water storage tank floor drain 14 is provided with a drain electromagnetic valve 15, the switch of the drain electromagnetic valve 15 can control the storage or the drainage of water, the output end of the reflux pump 16 is connected with the input end of the spray head 3 through a reflux pipe 17, and the reflux pipe 17 is provided with a reflux valve 18.
A heating device 19, a liquid level meter 20 and a temperature sensor 21 are arranged in the water storage tank 2, the heating device 19 adopts an electric auxiliary heater, and the liquid level meter 20 adopts a drop-in type liquid level meter.
Be provided with display 28 on the wall of platform 1 top of bathing, this embodiment display 28 adopts the control panel of waterproof LCD screen, level gauge 20 and temperature sensor 21's output all is connected with the control panel input, shower solenoid valve 29, drainage solenoid valve 15, return valve 18, the solenoid valve 13 of intaking, the input of heating device 19 and ultraviolet ray disinfection appearance 25 all is connected with the control panel output, control panel is used for controlling each solenoid valve and heating device 19 and ultraviolet ray disinfection appearance 25.
2 inner chamber tops of water storage tank are provided with aperture shower 22, offer the aperture of diameter 1mm on the aperture shower 22, the two-way setting of aperture level, and the scavenge pipe 23 is passed through to aperture shower 22 one end and is connected with cold water inlet 27, is provided with cleaning switch 24 on the scavenge pipe 23, and water pitcher inner chamber top is provided with ultraviolet disinfection appearance 25.
The clear water bathing process: when a person enters the bathroom to start a shower, the "start" button on the control panel is turned on, the control panel controls the shower solenoid valve 29, the heater 19 and the water inlet solenoid valve 13 to be opened, and the return valve 18 and the drain solenoid valve 15 to be closed. Hot water enters through a hot water inlet 26, cold water enters through a cold water inlet 27, the water temperature is adjusted to be proper through controlling a mixing valve 4, the water enters a spray head 3 through a water feeding pipe 5, and the water is sprayed out through the spray head 3 to carry out the bathing process. The bath water passes through the purification grille floor drain, sequentially passes through the detachable hair collector 8 and the detachable activated carbon fiber filter screen 9, and flows into the water storage tank 2 through the water inlet pipe 11. After the bath wastewater is heated to 50 ℃ in the water storage tank 2 by the heating device 19, the temperature signal is transmitted to the control panel by the temperature sensor 21 in real time, and the control panel controls the electric auxiliary heater to stop working. When the temperature is reduced to 45 ℃, the control panel controls the heating device 19 to start to work continuously, so that the temperature in the water storage tank 2 is kept at about 45-50 ℃, and the liquid crystal display screen displays the water level and the water temperature in the water storage tank 2 in real time.
The recycling process of the shower wastewater: along with the shower go on, the water yield constantly accumulates in water storage tank 2, gives control panel with water level information real-time transfer by level gauge 20, and when the liquid level height reached a definite value, return valve 18 opened, and backwash pump 16 begins work, passes through back flow 17 with the water in the water storage tank 2 and promotes to the high level, by the blowout of shower nozzle 3, carries out the secondary retrieval and utilization of shower water, adjusts the temperature through mixing valve 4. During this time, the ultraviolet sterilizer 25 is always turned on to sterilize the water in the water storage tank 2.
When the shower is finished, the 'end' button in the control panel is pressed, the shower solenoid valve 29, the heating device 19, the return valve 18, the return pump 16 and the water inlet solenoid valve 13 are closed, then the water outlet solenoid valve 15 is opened, and the excess water in the water storage tank 2 enters the water outlet pipe 12 through the water storage tank floor drain 14 and is drained.
The cleaning and draining process of the water storage tank 2 is as follows: after the water storage tank is used for multiple times, the water discharge electromagnetic valve 15 and the cleaning switch 24 are opened, cold water enters the small hole spray pipe 22 from the cold water inlet 27 through the cleaning pipe 23, and water is sprayed out from the small holes under the action of water pressure to clean the inner wall of the water storage tank 2. When the washing is completed, the drain solenoid valve 15 and the wash switch 24 are closed after the water flows out of the drain pipe 12. The disinfection button on the control panel is turned on, the ultraviolet disinfection instrument 25 is turned on, the water storage tank 2 is disinfected, and the water storage tank is turned off after 15 minutes.
After being used for many times, the filtering device 6 is taken out, and the detachable hair collector 8 and the detachable activated carbon fiber filter screen 9 are replaced to ensure the water quality purification effect.
The above-mentioned contents are only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited thereby, and any modification made on the basis of the technical idea of the present invention falls within the protection scope of the claims of the present invention.
Claims (10)
1. A shower waste water instant recycling system is characterized by comprising a bathing table (1), a water storage tank (2) and a spray head (3);
shower nozzle (3) are located bathing platform (1) top, shower nozzle (3) input is connected with hot water import (26) and cold water import (27) through mixing valve (4), water storage tank (2) are located bathing platform (1) below, bathing platform (1) bottom intercommunication has filter equipment (6), inside water storage tank (2) was connected to filter equipment (6) bottom, water storage tank (2) bottom is provided with backwash pump (16) and water storage tank floor drain (14), water storage tank floor drain (14) intercommunication drain pipe (12), water storage tank (14) are provided with drainage solenoid valve (15), backwash pump (16) output is passed through back flow (17) and is connected with shower nozzle (3) input, be provided with backwash valve (18) on back flow (17).
2. The immediate recycling system of shower wastewater according to claim 1, wherein the top of the inner cavity of the water storage tank (2) is provided with a small-hole spray pipe (22), one end of the small-hole spray pipe (22) is connected with a cold water inlet (27) through a cleaning pipe (23), and the cleaning pipe (23) is provided with a cleaning switch (24).
3. The immediate recycling system of shower waste water according to claim 2, characterized in that the top of the water tank cavity is provided with an ultraviolet disinfection instrument (25).
4. The immediate recycling system of shower waste water according to claim 1, characterized in that a heating device (19) is provided in the water storage tank (2).
5. The immediate recycling system of shower wastewater according to claim 4, characterized in that a liquid level meter (20) and a temperature sensor (21) are arranged in the water storage tank (2), a display (28) is arranged on the wall surface above the bathing platform (1), and the output ends of the liquid level meter (20) and the temperature sensor (21) are connected with the input end of the display (28).
6. The immediate recycling system of shower wastewater according to claim 1, wherein the filtering device (6) comprises an upper purification grid floor drain (7), a detachable hair collector (8), a detachable activated carbon fiber filter screen (9) and a lower purification grid floor drain (10) from top to bottom.
7. The immediate recycling system of shower wastewater according to claim 1, wherein the bottom of the filtering device (6) is connected with a drain pipe (12) and a water inlet pipe (11), the water inlet pipe (11) is communicated with the inside of the water storage tank (2), the water inlet pipe (11) is provided with a water inlet electromagnetic valve (13), and the part of the water inlet pipe (11) higher than the joint of the water inlet pipe and the water storage tank (2) is communicated with the drain pipe (12).
8. A method for instantly recycling shower waste water based on the system of any one of claims 1 to 7, which is characterized by comprising the following steps;
step one, opening a mixing valve (4), bathing, and closing a drainage electromagnetic valve (15);
step two, after bathing for more than two minutes, turning on the reflux pump (16), adjusting the mixing valve (4), and adjusting the mixed reflux water and cold and hot water to the temperature required by bathing;
and step three, after bathing, closing the mixing valve (4) and the reflux pump (16), and opening the water discharge electromagnetic valve (15).
9. The immediate recycling method of shower wastewater according to claim 8, characterized in that when the water storage tank (2) needs to be cleaned, the drain solenoid valve (15), the cleaning switch (24) and the ultraviolet disinfection instrument (25) are opened for at least one minute, and the cleaning switch (24) and the ultraviolet disinfection instrument (25) are closed after the cleaning is finished.
10. The method for recycling shower wastewater immediately as set forth in claim 8, wherein the heating means (19) is turned on to heat the water in the water storage tank (2) during bathing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010131281.XA CN111206652A (en) | 2020-02-28 | 2020-02-28 | Shower wastewater instant recycling system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010131281.XA CN111206652A (en) | 2020-02-28 | 2020-02-28 | Shower wastewater instant recycling system and method |
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| CN111206652A true CN111206652A (en) | 2020-05-29 |
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| CN202010131281.XA Pending CN111206652A (en) | 2020-02-28 | 2020-02-28 | Shower wastewater instant recycling system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116005783A (en) * | 2023-01-03 | 2023-04-25 | 中煤科工(天津)清洁能源研究院有限公司 | Sewage recycling system and method |
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2020
- 2020-02-28 CN CN202010131281.XA patent/CN111206652A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116005783A (en) * | 2023-01-03 | 2023-04-25 | 中煤科工(天津)清洁能源研究院有限公司 | Sewage recycling system and method |
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