CN112897713A - High-rise building zero release water purification system - Google Patents
High-rise building zero release water purification system Download PDFInfo
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- CN112897713A CN112897713A CN202110048149.7A CN202110048149A CN112897713A CN 112897713 A CN112897713 A CN 112897713A CN 202110048149 A CN202110048149 A CN 202110048149A CN 112897713 A CN112897713 A CN 112897713A
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- water
- pipeline
- communicated
- storage tank
- purifier
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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
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
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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
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons, valves, in the pipe systems
- E03B7/074—Arrangement of water treatment devices
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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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
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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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/05—Conductivity or salinity
- C02F2209/055—Hardness
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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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/40—Liquid flow rate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/42—Liquid level
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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
- C02F2307/00—Location of water treatment or water treatment device
- C02F2307/14—Treatment of water in water supply networks, e.g. to prevent bacterial growth
Abstract
The invention discloses a high-rise building zero-emission water purification system, which comprises a water purifier, a wastewater storage tank, a central controller, a terminal controller, a heater and a hot water heat-preservation tank, wherein the central controller is connected with the water purifier; the water inlet of the water purifier and the water inlet of the wastewater storage tank are respectively communicated with a tap water pipeline; a purified water outlet of the water purifier is communicated with the heater through a purified water pipeline, a water outlet of the heater is communicated with a hot water inlet of a hot water heat-preserving tank, and the hot water heat-preserving tank is communicated with a purified water hot water opening; the waste water port of the water purifier is communicated with a waste water storage tank through a waste water pipeline, the top of the waste water storage tank is communicated with a drainage pipeline, the bottom of the waste water storage tank is communicated with other water using pipelines, other water using ports are arranged at the other ends of the other water using pipelines, and a purified water cold water port is also arranged at one end of the purified water pipeline, which is far away from the water purifier; the central controller is electrically connected with a water pump on a tap water pipeline, and the terminal controller is electrically connected with the heater. The invention achieves the purpose of saving water for high-rise buildings.
Description
Technical Field
The invention relates to the technical field of water purification systems, in particular to a high-rise building zero-emission water purification system.
Background
The conventional water supply system for the high-rise building mainly has three modes, the first mode is that a water tank is placed on the roof, water in the water tank is used by a user, and a water supply mode that water pressure meets water demand is formed by means of potential energy. The second is to use a booster pump, control a water pump motor to control the rotating speed of the water pump through a frequency conversion system according to the change of water supply pressure, and directly supply the water pump to high-rise users after absorbing water from a municipal pipe network. The third is a water supply device of the air pressure tank, a water pump supplies water to the air pressure tank after absorbing water from a municipal network pipe, and the compressed gas in the air pressure tank is used for supplying water to the upper water pressure layer. In order to avoid overlarge water pressure of a lower floor and direct water supply of municipal administration of the lower floor, the water is directly supplied to users by utilizing the residual pressure of a municipal administration water supply network pipe, and the water demand below 4 floors can be generally met.
High-rise water supply has a lot of problems, and the most important is along with the improvement of people quality of life, and the quality of water of municipal water supply can not satisfy people to the requirement of drinking water quality, and many users all need install extra purifier, and these purifier have produced a large amount of waste water when purifying municipal water supply, and these waste water major parts flow away through drainage pipe, have caused very big waste. Secondly, the problems of unreliable control of the high-rise roof water tank, frequent overflow or no water at the bottom of the water tank and secondary pollution of the water tank or the water tank are not well solved. In addition, a water pump or an air pressure tank is adopted for supplying water, the water pump runs for almost 24 hours, and the water pump does not rotate, so that no water exists in a high-rise building. The water pump is abraded seriously due to long-time operation, so that problems are often caused, and the maintenance cost is increased. And because of the improper water supply mode and operating procedure, often receive the influence of high-rise water supply water hammer, the life greatly reduced of water pump, valve and pipeline.
Disclosure of Invention
The invention aims to provide a high-rise building zero-emission water purification system, which solves the problems in the prior art, realizes the comprehensive utilization of water resources in high-rise buildings and achieves the purpose of saving water.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides a high-rise building zero-emission water purification system, which comprises a water purifier, a wastewater storage tank, a central controller, a terminal controller, a heater and a hot water heat-preservation tank, wherein the central controller is connected with the water purifier; the water inlet of the water purifier and the water inlet of the wastewater storage tank are respectively communicated with a tap water pipeline; a purified water outlet of the water purifier is communicated with the heater through a purified water pipeline, a water outlet of the heater is communicated with a hot water inlet of the hot water heat-preserving tank, and the hot water heat-preserving tank is communicated with a purified water hot water opening; the waste water inlet of the water purifier is communicated with the waste water storage tank through a waste water pipeline, the top of the waste water storage tank is communicated with a drainage pipeline, the bottom of the waste water storage tank is communicated with other water using pipelines, the other ends of the other water using pipelines are provided with other water using inlets, and one end of the pure water pipeline, which is far away from the water purifier, is also provided with a pure water cold water inlet; the central controller is electrically connected with a water pump on the tap water pipeline, and the terminal controller is electrically connected with the heater.
Preferably, a first check valve is arranged on a connecting pipeline of the tap water pipeline and the water purifier; and a second check valve and a first controllable valve electrically connected with the central controller are arranged on a connecting pipeline of the tap water pipeline and the wastewater storage tank.
Preferably, the first controllable valve is closer to the wastewater storage tank than the second check valve.
Preferably, be provided with pressure sensor on the pure water pipeline, be provided with first level sensor in the waste water storage tank, pressure sensor with first level sensor respectively with the central controller electricity is connected.
Preferably, a second controllable valve electrically connected with the terminal controller is arranged on a connecting pipeline of the purified water pipeline and the heater.
Preferably, a temperature sensor and a second liquid level sensor are arranged in the hot water heat preservation tank, and the temperature sensor and the second liquid level sensor are respectively electrically connected with the terminal controller.
Preferably, a first three-way joint is arranged on the tap water pipeline, one joint of the first three-way joint is communicated with the tap water pipeline, the other joint of the first three-way joint is communicated with the water purifier through a connecting pipeline, and the other joint of the first three-way joint is communicated with the wastewater storage tank through a connecting pipeline.
Preferably, the purified water pipeline is provided with a second three-way joint, one joint of the second three-way joint is communicated with the purified water pipeline, the other joint is communicated with the heater through a connecting pipeline, and the other joint is communicated with the purified water cold water port.
Compared with the prior art, the invention has the following technical effects:
the high-rise building zero-emission water purification system realizes the comprehensive utilization of water resources in the high-rise building and achieves the purpose of saving water. According to different water requirements of different floors, the high-rise building zero-emission water purification system distributes pure drinking water and waste water as required through the central control system, the pure drinking water is supplied by water pressure generated by water purification of the water purifier, and the waste water forms water pressure through potential energy of the water and is sent to each floor for use. When the waste water reserves are not enough, use the running water to replace to reach and utilize waste water, practiced thrift the cost, utilize the waste water that produces simultaneously to satisfy if wash the closestool, water other water demands such as green planting of watering, greatly solved the waste problem of water resource.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic diagram I of a part of a high-rise building zero-emission water purification system;
FIG. 2 is a schematic diagram of a part of a structure of a high-rise building zero-emission water purification system;
wherein: 1. a water pump; 2. a first three-way joint; 3. a water purifier; 4. a first controllable valve; 5. a wastewater storage tank; 6. a central controller; 7. a pressure sensor; 8. a first liquid level sensor; 9. a drain line; 10. other water pipes; 11. a purified water pipeline; 12. a tap water pipeline; 13. a waste water conduit; 14. a second three-way joint; 15. a second controllable valve; 16. a heater; 17. a hot water heat preservation tank; 18. a pure water cold water port; 19. other water using ports; 20. a second liquid level sensor; 21. a temperature sensor; 22. a purified water heating port; 23. a terminal controller; 24. a first check valve; 25. a second non-return valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
The invention aims to provide a high-rise building zero-emission water purification system, which solves the problems in the prior art, realizes the comprehensive utilization of water resources in high-rise buildings and achieves the purpose of saving water.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1 to 2: the embodiment provides a high-rise building zero release water purification system, including purifier 3, waste water storage tank 5, central controller 6, terminal controller 23, heater 16 and hot water heat preservation tank 17.
Wherein, the water inlet of the water purifier 3 and the water inlet of the wastewater storage tank 5 are respectively communicated with a tap water pipeline 12; specifically, be provided with first three way connection 2 on water pipeline 12, a joint and water pipeline 12 intercommunication of first three way connection 2, another connects and communicates with purifier 3 through the connecting tube, and another connects and communicates with waste water storage tank 5 through the connecting tube. The waste water mouth of purifier 3 passes through waste water pipeline 13 and waste water storage tank 5 intercommunication, the top intercommunication of waste water storage tank 5 has the earial drainage pipeline 9, the bottom intercommunication of waste water storage tank 5 has other water pipes 10, other water pipes 10 other ends are provided with other water mouths 19, other water mouths 19 represent the toilet flushing, other water pipes 10 are used in the cleanness water and watering green planting etc. other water, other water pipes 10 are used in the hierarchical water control system of other water pipes 10 connection, the waste water that the water purifier produced satisfies other water demands in the building from this pipeline circulation.
A first check valve 24 is arranged on a connecting pipeline of the tap water pipeline 12 and the water purifier 3; the connecting pipeline of the tap water pipeline 12 and the waste water storage tank 5 is provided with a second check valve 25 and a first controllable valve 4 electrically connected with the central controller 6. The first controllable valve 4 is closer to the waste water storage tank 5 than the second check valve 25. The central controller 6 is electrically connected to the water pump 1 on the tap water pipe 12. Be provided with pressure sensor 7 on the pure water pipeline 11, be provided with first level sensor 8 in the waste water storage tank 5, pressure sensor 7 and first level sensor 8 are connected with central controller 6 electricity respectively.
The pure water outlet of the water purifier 3 is communicated with the heater 16 through the pure water pipeline 11, and one end of the pure water pipeline 11 far away from the water purifier 3 is further provided with a pure water cold water opening 18. Specifically, a second three-way joint 14 is arranged on the purified water pipeline 11, one joint of the second three-way joint 14 is communicated with the purified water pipeline 11, the other joint is communicated with a heater 16 through a connecting pipeline, and the other joint is communicated with a purified water cold water port 18. The water outlet of the heater 16 is communicated with the hot water inlet of the hot water heat preservation tank 17, and the hot water heat preservation tank 17 is communicated with a purified water hot water port 22; a second controllable valve 15 electrically connected with a terminal controller 23 is arranged on the connecting pipeline of the purified water pipeline 11 and the heater 16. A temperature sensor 21 and a second liquid level sensor 20 are arranged in the hot water heat preservation tank 17, and the heater 16, the temperature sensor 21 and the second liquid level sensor 20 are respectively and electrically connected with a terminal controller 23.
Municipal water is pumped by a water pump 1 and is mainly supplied to a large-scale water purifier 3 of a building through a tap water pipeline 12 to prepare purified water, and the generated purified water is connected with purified water pipelines 11 of each floor of the building through purified water pipelines 11 to meet the drinking water requirement of each floor. When there is no demand for purified water, the water pump 1 stops operating, and the first check valve 24 and the second check valve 25 prevent the water in the pipe from flowing back due to gravity. Waste water produced by the large-scale water purifier 3 of the building flows into the waste water storage tank 5 through the waste water pipeline 13, and the retained waste water is connected with other water pipelines of each floor of the building through other water pipelines to meet other water requirements of each floor including toilet flushing, cleaning water and the like.
Can be by the minimum liquid level of central controller 6 artificial settlement and the highest liquid level in the waste water storage tank 5, when having other water demands in the building, the liquid level change in the waste water storage tank 5 is by the perception of first level sensor 8 and send central controller 6 to, when the waste water liquid level is higher in the waste water storage tank 5 surpasss the highest liquid level, central controller 6 sends out the warning and indicates that the water level is too high, and unnecessary water volume discharges unnecessary water to drainage pipe through earial drainage pipeline 9. When the waste water liquid level in the waste water storage tank is lower than the set lowest liquid level, the central controller 6 opens the first controllable valve 4, and simultaneously starts the water pump 1 to supply water into the water storage tank, and when the water level reaches the set lowest liquid level, closes the first controllable valve 4 and stops the water pump 1 to supply water.
The purified water cold water port 18 supplies cold water drinking requirements in the building, and the purified water hot water port 22 supplies hot water drinking requirements in the building. Purified water purified by the water purifier is circulated by the purified water pipeline 11 and is respectively supplied to the purified water cold water port 18 and the purified water hot water port 22 after passing through the three-way joint, so that the requirement of drinking water in floors is met. The purified water pipeline 11 uses water, the signal of the pressure sensor 7 is transmitted to the central controller 6, and the central controller 6 sends a signal to the water pump 1 to start water supply and production. Purified water flowing through the purified water pipe 11 is heated by the heater 16 and then stored in the hot water heat-preserving tank 17. The hot water insulation tank 17 contains a second liquid level sensor 20 and a temperature sensor 21, and a terminal controller 23 receives real-time signals sent by the second liquid level sensor 20 and the temperature sensor 21 and converts the signals into data to be displayed on a display. When the second liquid level sensor 20 detects that the liquid level in the hot water heat-preserving tank 17 is lower than 50%, the terminal controller 23 sends out control signals to open the second controllable valve 15 and the heater 16 to add water into the hot water heat-preserving tank 17, the second controllable valve 15 is closed when the liquid level reaches 100%, and the heater 16 is closed when the temperature reaches 100 ℃. When the temperature sensor 21 detects that the temperature is lower than 100 ℃, the heater 16 is turned on for heating, and when the temperature reaches 100 ℃, the heater 16 is turned off.
The high-rise building zero-emission water purification system of the embodiment has the following functions:
(1) the water source of the building is mainly divided into purified water produced by the water purifier, unpurified tap water and waste water produced by the water purifier, the purified water meets the drinking water requirement in the building, the water requirements for flushing a toilet, cleaning water, irrigating green plants and the like are collectively called as other water, the other water is mainly supplied by the waste water produced by the water purifier, and the unpurified tap water mainly refers to tap water supply under the condition that the purified waste water cannot meet the requirements of the other water.
(2) Water purification unit is placed at the top floor of building, produces the pure water and satisfies the drinking water demand in the building, and water terminal has heating device, and terminal control system heats the pure water according to the demand. Waste water generated by purifying purified water by the water purifier is temporarily stored in a water storage tank on the roof. Other water in the building are satisfied by the mutual replenishment of the waste water in tap water and the water storage tank, and central control system real-time supervision water storage tank water level promptly, when the water storage tank water level is higher than minimum water level, uses waste water in the water storage tank to satisfy other water demands of building, and when the water storage tank water yield was not enough, when the water level was less than minimum water level, central control system control called the tap water and supplied and satisfy the water demand in the water storage tank.
(3) And the purified water terminal of each floor comprises two water outlet ports of cold water and hot water. The cold water end directly comes from the water outlet of the water purifier 3, the hot water outlet end comprises a heating device, the heated water is stored in a hot water storage tank, a liquid level sensor receives water level information in the water storage tank, once the liquid level is lower than a set value, a terminal control system opens a cold water port to add cold water, the liquid level reaches a set maximum liquid level, the cold water port is closed, and heating is started. The hot water storage tank also comprises a temperature detection device, and when the water temperature is lower than the preset water temperature, the terminal control system controls the heating device to heat.
(4) Because of the waste water impurity content is too high, the pipeline may form the incrustation scale, influence pipeline life, this system can set up water hardness on-line monitoring system and add the automatic device that adds of hindering incrustation scale in waste water storage tank 5, and the device is installed in water storage tank water inlet department, detects the waste water flow by flow sensor, adds the antisludging agent by central control system according to water hardness monitoring index and waste water flow.
(5) In order to prevent the wastewater storage tank from overflowing when the water is full, the system is matched with a liquid level alarm device and an overflow system, when the liquid level is too high, a central control system sends out an alarm to warn that the water level is too high and the overflow phenomenon possibly occurs, and meanwhile, the overflow device is opened, and water in the water storage tank is drained to a drainage pipeline.
In the description of the present invention, it should be noted that the terms "top", "bottom", "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (8)
1. The utility model provides a high-rise building zero release water purification system which characterized in that: comprises a water purifier, a wastewater storage tank, a central controller, a terminal controller, a heater and a hot water heat-preservation tank; the water inlet of the water purifier and the water inlet of the wastewater storage tank are respectively communicated with a tap water pipeline; a purified water outlet of the water purifier is communicated with the heater through a purified water pipeline, a water outlet of the heater is communicated with a hot water inlet of the hot water heat-preserving tank, and the hot water heat-preserving tank is communicated with a purified water hot water opening; the waste water inlet of the water purifier is communicated with the waste water storage tank through a waste water pipeline, the top of the waste water storage tank is communicated with a drainage pipeline, the bottom of the waste water storage tank is communicated with other water using pipelines, the other ends of the other water using pipelines are provided with other water using inlets, and one end of the pure water pipeline, which is far away from the water purifier, is also provided with a pure water cold water inlet; the central controller is electrically connected with a water pump on the tap water pipeline, and the terminal controller is electrically connected with the heater.
2. The high-rise building zero-emission water purification system according to claim 1, which is characterized in that: a first check valve is arranged on a connecting pipeline of the tap water pipeline and the water purifier; and a second check valve and a first controllable valve electrically connected with the central controller are arranged on a connecting pipeline of the tap water pipeline and the wastewater storage tank.
3. The high-rise building zero-emission water purification system according to claim 2, wherein: the first controllable valve is closer to the wastewater storage tank than the second check valve.
4. The high-rise building zero-emission water purification system according to claim 1, which is characterized in that: the pure water pipeline is provided with a pressure sensor, a first liquid level sensor is arranged in the wastewater storage tank, and the pressure sensor and the first liquid level sensor are respectively electrically connected with the central controller.
5. The high-rise building zero-emission water purification system according to claim 1, which is characterized in that: and a second controllable valve electrically connected with the terminal controller is arranged on the connecting pipeline of the purified water pipeline and the heater.
6. The high-rise building zero-emission water purification system according to claim 1, which is characterized in that: the hot water heat preservation tank is internally provided with a temperature sensor and a second liquid level sensor, and the temperature sensor and the second liquid level sensor are respectively electrically connected with the terminal controller.
7. The high-rise building zero-emission water purification system according to claim 1, which is characterized in that: the water purifier is characterized in that a first three-way joint is arranged on the tap water pipeline, one joint of the first three-way joint is communicated with the tap water pipeline, the other joint of the first three-way joint is communicated with the water purifier through a connecting pipeline, and the other joint of the first three-way joint is communicated with the wastewater storage tank through a connecting pipeline.
8. The high-rise building zero-emission water purification system according to claim 1, which is characterized in that: the pure water pipeline is provided with a second three-way joint, one joint of the second three-way joint is communicated with the pure water pipeline, the other joint is communicated with the heater through a connecting pipeline, and the other joint is communicated with the pure water cold water port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110048149.7A CN112897713A (en) | 2021-01-14 | 2021-01-14 | High-rise building zero release water purification system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110048149.7A CN112897713A (en) | 2021-01-14 | 2021-01-14 | High-rise building zero release water purification system |
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| CN112897713A true CN112897713A (en) | 2021-06-04 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202386503U (en) * | 2011-11-15 | 2012-08-22 | 深圳市英尼克电器有限公司 | Dual-purpose cold and hot water purifying dispenser |
| CN205367955U (en) * | 2015-12-31 | 2016-07-06 | 盛铭吉(北京)科技有限公司 | Water -saving full room water purification system |
| CN209292085U (en) * | 2018-03-19 | 2019-08-23 | 四川甜井水处理设备有限公司 | A kind of tap water purifying waste water utilization device |
| CN111908624A (en) * | 2020-08-12 | 2020-11-10 | 曲阜师范大学 | Waste water recovery control device |
-
2021
- 2021-01-14 CN CN202110048149.7A patent/CN112897713A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202386503U (en) * | 2011-11-15 | 2012-08-22 | 深圳市英尼克电器有限公司 | Dual-purpose cold and hot water purifying dispenser |
| CN205367955U (en) * | 2015-12-31 | 2016-07-06 | 盛铭吉(北京)科技有限公司 | Water -saving full room water purification system |
| CN209292085U (en) * | 2018-03-19 | 2019-08-23 | 四川甜井水处理设备有限公司 | A kind of tap water purifying waste water utilization device |
| CN111908624A (en) * | 2020-08-12 | 2020-11-10 | 曲阜师范大学 | Waste water recovery control device |
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