CN215626947U - Water-saving water purifier - Google Patents
Water-saving water purifier Download PDFInfo
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- CN215626947U CN215626947U CN202121046299.6U CN202121046299U CN215626947U CN 215626947 U CN215626947 U CN 215626947U CN 202121046299 U CN202121046299 U CN 202121046299U CN 215626947 U CN215626947 U CN 215626947U
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Abstract
The utility model discloses a water-saving water purifier, which is provided with a raw water inlet, a waste water outlet and a drinking water outlet; the filter also comprises a first membrane filter element, a second membrane filter element, a first water production pipe and a second water production pipe; a water inlet of the first membrane filter element is communicated with a raw water inlet, and a purified water outlet of the first membrane filter element is communicated with one end of the first water production pipe; the concentrated water outlet of the first membrane filter element is communicated with the water inlet of the second membrane filter element, the concentrated water outlet of the second membrane filter element is communicated with the waste water outlet, and the water production outlet of the second membrane filter element is communicated with one end of the second water production pipe; the other end of the first water producing pipe and the other end of the second water producing pipe are both connected to a drinking water outlet; wherein, the first membrane filter core is one of an RO membrane filter core and a nanofiltration/ultrafiltration membrane filter core, and the second membrane filter core is the other of the RO membrane filter core and the nanofiltration/ultrafiltration membrane filter core. The utility model provides a water-saving water purifier which can reprocess concentrated water, reduce waste of water resources and play a role in saving water.
Description
Technical Field
The utility model belongs to the technical field of water purifiers, and particularly relates to a water-saving water purifier.
Background
RO water purifiers are one of the common water purifiers at present, and process raw water by a reverse osmosis principle to form concentrated water with high ion concentration and pure water, the concentrated water is generally discharged as waste water due to too high ion concentration, while the pure water is used as drinking water, generally, the pure water is directly used as drinking water, and has a problem of bad taste, and the pure water is generally further processed to make the taste comfortable. Because the concentrated water is directly discharged as waste water, the concentrated water is not fully utilized, and the problem of water resource waste exists.
Therefore, a new technology is needed to solve the problem of water waste in the RO water purifier in the prior art.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides a water-saving water purifier which can reprocess concentrated water, reduce the waste of water resources and play a role in saving water.
The utility model adopts the following technical scheme:
a water-saving water purifier has a raw water inlet, a waste water outlet and a drinking water outlet; the water-saving water purifier comprises a first membrane filter element, a second membrane filter element, a first water production pipe and a second water production pipe;
the water inlet of the first membrane filter element is communicated with the raw water inlet, and the purified water outlet of the first membrane filter element is communicated with one end of the first water production pipe;
the concentrated water outlet of the first membrane filter element is communicated with the water inlet of the second membrane filter element, the concentrated water outlet of the second membrane filter element is communicated with the wastewater outlet, and the water production outlet of the second membrane filter element is communicated with one end of the second water production pipe;
the other end of the first water producing pipe and the other end of the second water producing pipe are both connected to the drinking water outlet;
the first membrane filter element is one of an RO membrane filter element and a nanofiltration/ultrafiltration membrane filter element, and the second membrane filter element is the other of the RO membrane filter element and the nanofiltration/ultrafiltration membrane filter element.
As a further improvement of the technical scheme of the utility model, the first water production pipe and/or the second water production pipe is/are provided with a flow regulating valve; the water production flow of the RO membrane filter core is larger than that of the nanofiltration/ultrafiltration membrane filter core.
As a further improvement of the technical scheme of the utility model, the water dispenser further comprises a drinking water pipe, one end of the drinking water pipe is connected with the drinking water outlet, and the first water producing pipe and the second water producing pipe are both connected with the other end of the drinking water pipe.
As a further improvement of the technical scheme of the utility model, the drinking water device further comprises a controller and a water quality monitor arranged on the drinking water pipe, wherein the controller is electrically connected with the water quality monitor and the flow regulating valve, and regulates and controls the flow regulating valve according to the detection result of the water quality monitor.
As a further improvement of the technical scheme of the utility model, the water quality monitor is a TDS meter.
As a further improvement of the technical scheme of the utility model, the water inlet of the first membrane filter element is communicated with the raw water inlet through a raw water pipeline, and the raw water pipeline is provided with a booster pump.
Compared with the prior art, the utility model has the beneficial effects that:
in the water-saving water purifier, the first membrane filter element is adopted to treat raw water, the second membrane filter element is adopted to further treat concentrated water generated by the first membrane filter element, the discharged concentrated water is recycled for one time, the waste of water resources is reduced, the reduction of waste water is realized, then the purified water obtained by the treatment of the two filter elements is mixed together and discharged from a drinking water outlet, and the purified water treated by the first membrane filter element has low ion content and poor taste due to over cleanness, and the ion content in the purified water can be improved after the purified water is mixed with the purified water generated by the second membrane filter element, so that the taste of the water discharged from the drinking water outlet is better, and other treatments are not needed.
Drawings
The technology of the present invention will be described in further detail with reference to the accompanying drawings and detailed description below:
fig. 1 is a schematic diagram of a water path of a water-saving water purifier according to embodiment 1;
fig. 2 is a schematic diagram of a water path of the water-saving water purifier according to embodiment 1.
Reference numerals:
1-raw water inlet; 2-a waste water outlet; 3-a drinking water outlet; 4-RO membrane cartridge; 5-nanofiltration/ultrafiltration membrane cartridge; 6-a first water production pipe; 7-a second water production pipe; 8-a drinking water pipe; 9-TDS meter; 10-raw water pipeline; 101-a booster pump; 11-flow regulating valve.
Detailed Description
The conception, the specific structure and the technical effects of the present invention will be clearly and completely described in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the schemes and the effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The same reference numbers will be used throughout the drawings to refer to the same or like parts.
It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Further, the description of the upper, lower, left, right, etc. used in the present invention is only with respect to the positional relationship of the respective components of the present invention with respect to each other in the drawings.
Example 1:
referring to fig. 1, a water-saving water purifier having a raw water inlet 1, a waste water outlet 2, and a drinking water outlet 3; the water-saving water purifier comprises a first membrane filter element, a second membrane filter element, a first water production pipe 6 and a second water production pipe 7.
Wherein, the first membrane filter core is one of RO membrane filter core 4 and nanofiltration/ultrafiltration membrane filter core 5, the second membrane filter core is the other one of RO membrane filter core 4 and nanofiltration/ultrafiltration membrane filter core 5. Wherein, the nanofiltration/ultrafiltration membrane filter element 5 can be a nanofiltration membrane filter element or an ultrafiltration membrane filter element. In this embodiment, the first membrane cartridge is an RO membrane cartridge 4; the second membrane filter core is a nanofiltration/ultrafiltration membrane filter core 5, in particular a nanofiltration membrane filter core.
Wherein, the water inlet of RO membrane filter core 4 with raw water inlet 1 intercommunication, the water purification export of RO membrane filter core 4 with the one end intercommunication of first product water pipe 6. The concentrated water outlet of the RO membrane filter element 4 is communicated with the water inlet of the nanofiltration/ultrafiltration membrane filter element 5, the concentrated water outlet of the nanofiltration/ultrafiltration membrane filter element 5 is communicated with the wastewater outlet 2, and the water production outlet of the nanofiltration/ultrafiltration membrane filter element 5 is communicated with one end of the second water production pipe 7. The other end of the first water producing pipe 6 and the other end of the second water producing pipe 7 are both connected to the drinking water outlet 3.
Based on foretell structure, RO membrane filter core 4 can filter the raw water, produces pure water and dense water, and ion content is lower in the pure water, and is too clean, if directly drink then the taste is relatively poor. The concentrated water produced by the RO membrane filter element 4 contains high content of hazardous substances such as anions and cations, organic COD, bacteria, viruses and the like, and generally, the concentrated water can be directly discharged as wastewater. For the inventor, the concentrated water is directly discharged as wastewater and is excessively wasted, therefore, a nanofiltration/ultrafiltration membrane filter element 5 is also arranged, the concentrated water is further filtered, the concentrated water forms concentrated water and produced water after passing through the nanofiltration/ultrafiltration membrane filter element 5, the concentrated water generated for the second time is discharged as wastewater, hazardous substances such as COD (chemical oxygen demand), bacteria, viruses and the like in the original concentrated water are removed from the produced water, but original anions and cations are reserved, the produced water and the pure water of the RO membrane filter element 4 are mixed, so that the anions and cations in the mixed water are not too low and are kept clean, and the mixed water is discharged from a drinking water outlet 3 as drinking water, and the drinking water is good in taste, clean and safe. In addition, the concentrated water for producing the water by the RO membrane filter element 4 is further treated, the conversion rate of raw water is improved, the discharge of waste water is reduced, and therefore water resources are saved.
Specifically, the second water production pipe 7 is provided with a flow regulating valve 11, and the flow of the second water production pipe 7 can be regulated by the flow regulating valve 11, so as to regulate the ion content of the drinking water discharged from the drinking water outlet 3, so that the ion content of the drinking water is in a proper range. The water yield of the RO membrane cartridge 4 is greater than that of the nano/ultrafiltration membrane cartridge 5, so that the drinking water can be adjusted from pure water (RO water) to water with different ion concentrations, for example, the water yield of the RO membrane cartridge 4 is 1000GPD, and the water yield of the nano/ultrafiltration membrane cartridge 5 is lower than 1000GPD, so that the drinking water can be adjusted from pure water (RO water) to water with different ion concentrations under the same 1000G water yield. Preferably, the nanofiltration/ultrafiltration membrane cartridge 5 is a high-flow nanofiltration membrane cartridge, and particularly, a flow regulating valve 11 is required to regulate the flow.
Specifically, the water-saving water purifier further comprises a drinking water pipe 8, one end of the drinking water pipe 8 is connected with the drinking water outlet 3, the first water producing pipe 6 and the second water producing pipe 7 are connected with the other end of the drinking water pipe 8, and pure water produced by the first water producing pipe 6 and the second water producing pipe 7 and produced water with high ion concentration are fully mixed through the drinking water pipe 8 and then discharged from the drinking water outlet 3.
Preferably, the water-saving water purifier further comprises a controller and a water quality monitor arranged on the drinking water pipe 8, wherein the controller is electrically connected with the water quality monitor and the flow regulating valve 11, and regulates and controls the flow regulating valve 11 according to the detection result of the water quality monitor. Detect the quality of water of the drinking water in the 8 intraductal water drinking pipes through water quality monitoring ware to adjust flow control valve 11, control the second and produce the discharged water yield of water pipe 7, further guarantee the quality and the taste of drinking water. Specifically, the water quality monitor is a TDS meter 9. Wherein, the controller is the control circuit board of purifier.
Preferably, the water inlet of RO membrane filter core 4 with communicate through former water pipeline 10 between the raw water import 1, be equipped with booster pump 101 on the former water pipeline 10, set up booster pump 101, water pressure when improving the raw water and getting into the water inlet of RO membrane filter core 4 to improve the filtration efficiency of RO membrane filter core 4 and guarantee its filtering capability's normal clear.
Example 2:
referring to fig. 2, a water-saving water purifier having a raw water inlet 1, a waste water outlet 2, and a drinking water outlet 3; the water-saving water purifier comprises a first membrane filter element, a second membrane filter element, a first water production pipe 6 and a second water production pipe 7.
Wherein, the first membrane filter core is one of RO membrane filter core 4 and nanofiltration/ultrafiltration membrane filter core 5, the second membrane filter core is the other one of RO membrane filter core 4 and nanofiltration/ultrafiltration membrane filter core 5. Wherein, the nanofiltration/ultrafiltration membrane filter element 5 can be a nanofiltration membrane filter element or an ultrafiltration membrane filter element. In this embodiment, the first membrane filter element is a nanofiltration/ultrafiltration membrane filter element 5, specifically a nanofiltration membrane filter element; the second membrane filter element is an RO membrane filter element 4.
The water inlet of the nanofiltration/ultrafiltration membrane filter element 5 is communicated with the raw water inlet 1, and the purified water outlet of the nanofiltration/ultrafiltration membrane filter element 5 is communicated with one end of the first water production pipe 6. A concentrated water outlet of the nanofiltration/ultrafiltration membrane filter element 5 is communicated with a water inlet of the RO membrane filter element 4, a concentrated water outlet of the RO membrane filter element 4 is communicated with the wastewater outlet 2, and a purified water outlet of the RO membrane filter element 4 is communicated with one end of the second water production pipe 7; the other end of the first water producing pipe 6 and the other end of the second water producing pipe 7 are both connected to the drinking water outlet 3.
Based on the structure, raw water enters the nanofiltration/ultrafiltration membrane filter element 5, harmful substances such as organic COD, bacteria and viruses do not exist in purified water filtered by the nanofiltration/ultrafiltration membrane filter element 5, the nanofiltration/ultrafiltration membrane filter element 5 does not treat anions and cations in the raw water, the harmful substances such as organic COD, bacteria and viruses and anions and cations with higher concentration are contained in concentrated water generated by the nanofiltration/ultrafiltration membrane filter element 5, after the concentrated water is treated by the RO membrane filter element 4, the harmful substances such as organic COD, bacteria and viruses and anions cannot pass through the RO membrane, the generated purified water is pure water, and after the pure water is mixed with the purified water generated by the nanofiltration/ultrafiltration membrane filter element 5, the content of anions and cations is appropriate, the harmful substances such as organic COD, bacteria and viruses do not exist, and the mouth feel is good, and the water is safe and healthy.
In addition, in the water-saving water purifier of the utility model, the nanofiltration/ultrafiltration membrane filter element 5 is adopted to treat raw water, then the RO membrane filter element 4 is adopted to further treat concentrated water generated by the nanofiltration/ultrafiltration membrane filter element 5, the discharged concentrated water is recycled for one time, the waste of water resources is reduced, the reduced discharge of waste water is realized, and then the purified water obtained by the treatment of the two filter elements is mixed together and discharged from the drinking water outlet 3.
Specifically, the first water production pipe 6 and the second water production pipe 7 are respectively provided with a flow regulating valve 11, so as to regulate the ion content of the drinking water discharged from the drinking water outlet 3, so that the ion content of the drinking water is within a suitable range, the water production flow rate of the RO membrane filter element 4 is greater than the water production flow rate of the nanofiltration/ultrafiltration membrane filter element 5, so that the drinking water can be regulated from pure water (RO water) to water with different ion concentrations, for example, the water production flow rate of the RO membrane filter element 4 is 1000GPD, and the water production flow rate of the nanofiltration/ultrafiltration membrane filter element 5 is lower than 1000GPD, so that the drinking water can be regulated from pure water (RO water) to water with different ion concentrations under the same water production rate of 1000G. Preferably, the nanofiltration/ultrafiltration membrane cartridge 5 is a high flow nanofiltration/ultrafiltration membrane cartridge 5, and a flow control valve 11 is particularly required to adjust the flow.
The water purifier also comprises a drinking water pipe 8, one end of the drinking water pipe 8 is connected with the drinking water outlet 3, and the first water producing pipe 6 and the second water producing pipe 7 are both connected with the other end of the drinking water pipe 8. The purified water produced by the first water producing pipe 6 and the second water producing pipe 7 is fully mixed through the drinking water pipe 8, and then is discharged from the drinking water outlet 3.
Preferably, the water purifier further comprises a controller and a water quality monitor arranged on the drinking water pipe 8, wherein the controller is electrically connected with the water quality monitor and the flow regulating valve 11, and regulates and controls the flow regulating valve 11 according to the detection result of the water quality monitor. Detect the quality of water of the drinking water in 8 intraductal water drinking pipes through water quality monitoring ware to adjust two flow control valves 11, control two water yield pipe exhaust water volume, further guarantee the quality and the taste of drinking water. Specifically, the water quality monitor is a TDS meter 9. Wherein, the controller is the control circuit board of purifier.
Preferably, the water inlet of the nanofiltration/ultrafiltration membrane filter element 5 is communicated with the raw water inlet 1 through a raw water pipeline 10, and the raw water pipeline 10 is provided with a booster pump 101 so as to improve the water pressure when the raw water enters the water inlet of the nanofiltration/ultrafiltration membrane filter element 5, thereby improving the filtration efficiency and ensuring the normal operation of the filtration function.
Other contents of the water-saving water purifier disclosed by the utility model are referred to in the prior art and are not described in detail herein.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made to the above embodiment according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.
Claims (6)
1. A water-saving water purifier is characterized in that: the water-saving water purifier is provided with a raw water inlet, a waste water outlet and a drinking water outlet; the water-saving water purifier comprises a first membrane filter element, a second membrane filter element, a first water production pipe and a second water production pipe;
the water inlet of the first membrane filter element is communicated with the raw water inlet, and the purified water outlet of the first membrane filter element is communicated with one end of the first water production pipe;
the concentrated water outlet of the first membrane filter element is communicated with the water inlet of the second membrane filter element, the concentrated water outlet of the second membrane filter element is communicated with the wastewater outlet, and the water production outlet of the second membrane filter element is communicated with one end of the second water production pipe;
the other end of the first water producing pipe and the other end of the second water producing pipe are both connected to the drinking water outlet;
the first membrane filter element is one of an RO membrane filter element and a nanofiltration/ultrafiltration membrane filter element, and the second membrane filter element is the other of the RO membrane filter element and the nanofiltration/ultrafiltration membrane filter element.
2. The water-saving water purifier according to claim 1, characterized in that: a flow regulating valve is arranged on the first water producing pipe and/or the second water producing pipe; the water production flow of the RO membrane filter core is larger than that of the nanofiltration/ultrafiltration membrane filter core.
3. The water-saving water purifier according to claim 2, characterized in that: the drinking water device is characterized by further comprising a drinking water pipe, one end of the drinking water pipe is connected with the drinking water outlet, and the first water producing pipe and the second water producing pipe are connected with the other end of the drinking water pipe.
4. The water-saving water purifier according to claim 3, characterized in that: the water quality monitoring device is characterized by further comprising a controller and a water quality monitor arranged on the drinking water pipe, wherein the controller is electrically connected with the water quality monitor and the flow regulating valve, and regulates and controls the flow regulating valve according to a detection result of the water quality monitor.
5. The water-saving water purifier according to claim 4, characterized in that: the water quality monitor is a TDS meter.
6. The water-saving water purifier according to claim 1, characterized in that: the water inlet of the first membrane filter element is communicated with the raw water inlet through a raw water pipeline, and the raw water pipeline is provided with a booster pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121046299.6U CN215626947U (en) | 2021-05-14 | 2021-05-14 | Water-saving water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121046299.6U CN215626947U (en) | 2021-05-14 | 2021-05-14 | Water-saving water purifier |
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| Publication Number | Publication Date |
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| CN215626947U true CN215626947U (en) | 2022-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121046299.6U Active CN215626947U (en) | 2021-05-14 | 2021-05-14 | Water-saving water purifier |
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| CN (1) | CN215626947U (en) |
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- 2021-05-14 CN CN202121046299.6U patent/CN215626947U/en active Active
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