CN212356648U - Water purification system capable of flushing and refluxing - Google Patents
Water purification system capable of flushing and refluxing Download PDFInfo
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- CN212356648U CN212356648U CN202020782719.6U CN202020782719U CN212356648U CN 212356648 U CN212356648 U CN 212356648U CN 202020782719 U CN202020782719 U CN 202020782719U CN 212356648 U CN212356648 U CN 212356648U
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Abstract
The utility model provides a water purification system capable of washing and refluxing, which comprises a raw water end for raw water input, a pure water end for pure water output and a wastewater end for wastewater discharge, and also comprises an RO membrane filter element, wherein the RO membrane filter element is provided with a pure water inlet, a pure water outlet and a wastewater outlet; the water flow flows along the raw water end and the purified water inlet to form an RO water inlet flow passage; water flows along the pure water outlet and the pure water end to form an RO water outlet flow channel; the water flow flows along the waste water outlet and the waste water end to form a waste water flow channel; a first wastewater valve and a second wastewater valve are sequentially arranged in the wastewater channel along the direction from the wastewater outlet to the wastewater end, and a flushing channel for enabling water flow to flow along the first wastewater valve and the purified water inlet is arranged at the downstream position of the first wastewater valve in an extending manner; the arrangement and application of the water purification system can reduce the TDS value of the first cup of water restarted after the water purification system is in standby.
Description
Technical Field
The utility model relates to a water filtration technology field specifically is a water purification system that can wash backward flow.
Background
At present, adopt the water purification system of RO membrane filter core, because the used core component of reverse osmosis is the pellicle, when water purification system standby, the TDS value of the water that stops in its RO membrane filter core raw water side is higher than the TDS value that stops in the water of pure water side, makes in the water of the easy infiltration of the water salinity of raw water side to the pure water side, and the final water salinity that can make semi-permeable membrane raw water side and pure water side both sides is the basic unanimity. Therefore, when the water purifier is in standby for a period of time, the TDS value of the first cup of water taken by a user is high, and the water quality cannot meet the filtering requirement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a water purification system capable of washing and refluxing.
Can wash water purification system of backward flow, including the former water end that is used for raw water input, be used for the pure water end of pure water output and be used for waste water exhaust's waste water end, still include:
the RO membrane filter element is provided with a purified water inlet, a purified water outlet and a wastewater outlet;
the water flow flows along the raw water end and the purified water inlet to form an RO water inlet flow passage;
water flows along the pure water outlet and the pure water end to form an RO water outlet flow channel;
the water flow flows along the waste water outlet and the waste water end to form a waste water flow channel; a first waste water valve and a second waste water valve are sequentially arranged in the waste water flow channel along the direction from the waste water outlet to the waste water end, and a flushing flow channel enabling water flow to flow along the first waste water valve and the purified water inlet is arranged at the downstream position of the first waste water valve in an extending mode.
Furthermore, a pressurizing assembly is arranged at the upstream position of the purified water inlet, and water flows along the raw water end, the pressurizing assembly and the purified water inlet in the RO water inlet channel; in the flushing channel, water flows along the first waste water valve, the pressurizing assembly and the clean water inlet.
And furthermore, a front filter element assembly is arranged at the upstream position of the pressurizing assembly, and water flows along the first waste water valve, the front filter element assembly, the pressurizing assembly and the water purification inlet in the flushing channel.
Further, a first electromagnetic valve is arranged between the front filter element assembly and the pressurizing assembly.
Further, a raw water control valve for controlling raw water input is arranged at the raw water end position.
Further, a pressure reducing valve is arranged at the upstream position of the raw water control valve.
Furthermore, a first one-way valve for guiding the water source to flow from the first waste water valve to the clean water inlet in a one-way mode is arranged in the flushing flow channel.
Furthermore, a second one-way valve for guiding water flow to flow from the pure water outlet to the pure water end in one way is arranged in the RO water outlet flow channel.
Furthermore, a high-voltage switch for detecting the water pressure of the pipeline is arranged between the RO water outlet flow channels.
Further, the first waste valve is provided with an orifice.
The beneficial effects of the utility model reside in that:
through the arrangement of the water purification system capable of flushing and refluxing, the utilization rate of water in the membrane soaking process is effectively improved by using a wastewater refluxing method, and the waste of water resources is reduced; the arrangement and application of the water purification system can reduce the TDS value of the first cup of water restarted after the water purification system is in standby.
Drawings
FIG. 1 is a schematic view of a combination of a water purification system with flushing and back-flow of the present invention;
description of reference numerals:
the device comprises a raw water end 1, a pure water end 2, a wastewater end 3, an RO membrane filter element 4, a pure water inlet 41, a pure water outlet 42, a wastewater outlet 43, a first wastewater valve 5, a second wastewater valve 6, a booster pump 7, a pre-filter element assembly 8, a first electromagnetic valve 91, a raw water control valve 92, a pressure reducing valve 93, a first one-way valve 94, a second one-way valve 95 and a high-pressure switch 96.
Detailed Description
In order to make the technical solution, objects and advantages of the present invention more clearly understood, the present invention is further explained with reference to the accompanying drawings and embodiments.
As shown in fig. 1, the water purification system capable of flushing and refluxing of the present invention includes a raw water end 1 for inputting raw water, a pure water end 2 for outputting pure water, and a waste water end 3 for discharging waste water, wherein a raw water control valve 92 for controlling inputting raw water is disposed at the raw water end 1, and a pressure reducing valve 93 is disposed at an upstream position of the raw water control valve 92; still include RO membrane filter core 4, be provided with water purification import 41, pure water export 42 and waste water export 43 on the RO membrane filter core 4.
A pressurizing assembly is arranged at the upstream position of the purified water inlet 41, and water flows along the raw water end 1, the pressurizing assembly and the purified water inlet 41 to form an RO water inlet channel;
the water flow flows along the pure water outlet 42 to the pure water end 2 to form an RO water outlet flow passage; a second one-way valve 95 for guiding water flow to flow from the pure water outlet 42 to the pure water end 2 in one way is arranged in the RO water outlet flow channel; a high-pressure switch 96 for detecting the hydraulic pressure of the pipeline is arranged at a position downstream of the second check valve 95.
The water flow flows along the waste water outlet 43 to the waste water end 3 to form a waste water flow channel; a first wastewater valve 5 and a second wastewater valve 6 are sequentially arranged in the wastewater channel along the direction from the wastewater outlet 43 to the wastewater end 3, and a flushing channel for enabling water flow to flow along the first wastewater valve 5 to the purified water inlet 41 is arranged at the downstream position of the first wastewater valve 5 in an extending manner. A first one-way valve 94 for guiding the water source to flow from the first waste water valve 5 to the clean water inlet 41 in one way is arranged in the flushing flow channel; a preposed filter element assembly 8 is arranged at the upstream position of the pressurizing assembly, and a first electromagnetic valve 91 is arranged between the preposed filter element assembly 8 and the pressurizing assembly; in the flushing flow channel, water flows along the first waste water valve 5, the first one-way valve 94, the pre-filter element assembly 8, the first electromagnetic valve 91, the pressurizing assembly and the purified water inlet 41. Said first waste valve 5 will be provided in the form of a waste solenoid valve arrangement of the prior art and provided with an orifice applied therein. The booster assembly may be applied as a prior art booster pump 7.
The application principle is as follows:
based on the arrangement of the throttling hole in the conventional wastewater electromagnetic valve structure, the first wastewater valve 5 can be switched to be applied in an opening state or a closing state; when the first waste water valve 5 is in a closed state, part of the waste water source introduced into it can flow out from the throttle hole.
In the utility model, based on the arrangement of the water flow channel, the water purification system has two working states, namely a water making state and a flushing state;
in a water making state, the raw water end 1 is in an open state, the raw water control valve 92 is opened, the first electromagnetic valve 91 is opened, the first waste water valve 5 is in a closed state, and the second waste water valve 6 is opened; a raw water source flows into the pre-filter element assembly 8 through a pressure reducing valve 93 and a raw water control valve 92, is filtered by the pre-filter element assembly 8, and is driven by a booster pump 7 to be input into the RO membrane filter element 4; the water source is filtered by the RO membrane filter element 4, the obtained pure water is guided by the second one-way valve 95 to flow to the position of the pure water end 2 and output outwards, and the obtained waste water flows to the second waste water valve 6 through the throttling hole of the first waste water valve 5 and is discharged outwards by the waste water end 3 because the flow rate of the obtained waste water is relatively small.
In a flushing state, the raw water control valve 92 is closed, the first electromagnetic valve 91 is opened, the first waste water valve 5 is in an open state, the second waste water valve 6 is closed, and the pure water end 2 is in a closed state; when the pure water end 2 is closed, a part of the water stored in the RO membrane cartridge 4 is output from the wastewater outlet 43 under the driving of the booster pump 7, and the water flows back to the position of the pre-filter cartridge assembly 8 under the guiding of the first check valve 94 through the first wastewater valve 5 in an open state, is filtered by the pre-filter cartridge assembly 8, and is input into the RO membrane cartridge 4 through the pure water inlet 41, so that the cyclic washing work application is completed.
Through this water purification system setting of washing backward flow, can use and wash RO membrane filter core 4 in the system effectively based on the setting of washing the state to can effectively prevent the higher condition of first cup of water TDS value after the long-time standby.
And simultaneously, the utility model discloses a water purification system, its sparge water is the refilter water source of the RO membrane filtration waste water of backward flow and uses, when guaranteeing the flushing effect, can effectively carry out the saving of water resource.
The above is only the preferred embodiment of the present invention, and to the technical personnel in the technical field, without departing from the present invention, the embodiment can still be modified, and the corresponding modification should also be regarded as the protection scope of the present invention.
Claims (10)
1. Can wash water purification system of backward flow, including the former water end that is used for raw water input, be used for the pure water end of pure water output and be used for waste water exhaust's waste water end, still include:
the RO membrane filter element is provided with a purified water inlet, a purified water outlet and a wastewater outlet;
the water flow flows along the raw water end and the purified water inlet to form an RO water inlet flow passage;
water flows along the pure water outlet and the pure water end to form an RO water outlet flow channel;
the water flow flows along the waste water outlet and the waste water end to form a waste water flow channel;
the waste water flow channel is characterized in that a first waste water valve and a second waste water valve are sequentially arranged in the waste water flow channel along the direction from the waste water outlet to the waste water end, and a flushing flow channel enabling water flow to flow along the first waste water valve and the clean water inlet is arranged at the downstream position of the first waste water valve in an extending mode.
2. The backflushable water purification system of claim 1, wherein a pressurizing assembly is disposed upstream of the water purification inlet, and water flows along the raw water end, the pressurizing assembly and the water purification inlet in the RO water inlet channel; in the flushing channel, water flows along the first waste water valve, the pressurizing assembly and the clean water inlet.
3. The backflushable water purification system of claim 2, wherein a pre-filter element assembly is disposed upstream of the booster assembly, and water flows along the first waste valve, the pre-filter element assembly, the booster assembly booster and clean water inlet in the flush channel.
4. The flushable backflow water purification system of claim 3, wherein a first solenoid valve is disposed between the pre-filter cartridge assembly and the pressure boosting assembly.
5. The flushable backwash water purification system as claimed in claim 1 wherein the raw water end position is provided with a raw water control valve for controlling the input of raw water.
6. The flushable, recirculating water purifying system of claim 5 wherein a pressure relief valve is provided upstream of the raw water control valve.
7. The flushable backflow water purification system of claim 1, wherein a first one-way valve is disposed in the flushing flow passage for directing one-way flow of a source of water from the first waste valve to the clean water inlet.
8. The backflushable water purification system of claim 1, wherein the RO outlet flow path is provided with a second one-way valve for guiding a one-way flow of water from the pure water outlet to the pure water side.
9. The backflushable water purification system of claim 1, wherein a high pressure switch for detecting the water pressure of the pipeline is arranged between the RO water outlet flow channels.
10. A flushable back-flow water purification system as claimed in any one of claims 1 to 9, wherein the first waste valve is provided with an orifice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020782719.6U CN212356648U (en) | 2020-05-12 | 2020-05-12 | Water purification system capable of flushing and refluxing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020782719.6U CN212356648U (en) | 2020-05-12 | 2020-05-12 | Water purification system capable of flushing and refluxing |
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| CN212356648U true CN212356648U (en) | 2021-01-15 |
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| CN202020782719.6U Active CN212356648U (en) | 2020-05-12 | 2020-05-12 | Water purification system capable of flushing and refluxing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113735291A (en) * | 2021-04-09 | 2021-12-03 | 广东领尚净水科技有限公司 | Old water treatment method of water purification system and water purification system |
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2020
- 2020-05-12 CN CN202020782719.6U patent/CN212356648U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113735291A (en) * | 2021-04-09 | 2021-12-03 | 广东领尚净水科技有限公司 | Old water treatment method of water purification system and water purification system |
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| TR01 | Transfer of patent right |
Effective date of registration: 20210810 Address after: Room 18, 6th floor, 77 Longzhou West Road, Xixi community residents committee, Longjiang Town, Shunde District, Foshan City, Guangdong Province Patentee after: Guangdong lingshang water purification technology Co.,Ltd. Address before: 528318 one of Xixi No.3 Industrial Zone, Longjiang Town, Shunde District, Foshan City, Guangdong Province Patentee before: GUANGDONG WAPU TECHNOLOGY Co.,Ltd. Patentee before: Guangdong Welland Life Technology Co.,Ltd. |