CN102642943A - Domestic water treatment machine - Google Patents
Domestic water treatment machine Download PDFInfo
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- CN102642943A CN102642943A CN2012101159603A CN201210115960A CN102642943A CN 102642943 A CN102642943 A CN 102642943A CN 2012101159603 A CN2012101159603 A CN 2012101159603A CN 201210115960 A CN201210115960 A CN 201210115960A CN 102642943 A CN102642943 A CN 102642943A
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Abstract
The invention discloses a domestic water treatment machine. A probe for detecting quality of discharged pure water is arranged between a pure water discharging high-water-pressure switch of a reverse osmosis filter and a pure water storage drum; a backflow pipeline provided with a one-way valve is arranged between a wastewater discharging proportioner of the reverse osmosis filter and a wastewater solenoid valve and is connected with the water inlet end of a water pretreatment filter; the input end of a microcomputer controller is connected with the electrical signal end of the probe for detecting quality of discharged pure water; and the output end of the microcomputer controller is connected with the electrical signal input end of the wastewater solenoid valve and the electrical signal input end of a one-way solenoid valve respectively. By real-time monitoring on TDS (Total Dissolved Solids) of pure water, when the probe detects that the quality of the pure water becomes poor, the wastewater solenoid valve is controlled to be opened by the microcomputer controller to discharge wastewater; and when the probe detects that the quality of the pure water conforms to standard, the wastewater solenoid valve is closed, the one-way valve of the backflow pipeline is opened for backflow, and then reverse osmosis membrane treatment is carried out to transform the low-concentration wastewater to pure water, so that the discharge quantity of the wastewater is reduced and the proportion of the pure water is improved, and the domestic water treatment machine achieves the aims of dynamically monitoring the quality of the pure water and saving water resource and energy.
Description
Technical field
The present invention relates to a kind of domestic energy-conserving water treatment machine, particularly a kind of effluent quality monitoring through reverse osmosis membrane comes effectively control waste water recycling and quantity discharged, thereby comes the service water handler of conserve water resource.
Background technology
Present most domestic water purifying machine is tap water to be carried out once more deep purifying handle, and adopts the terminating set of reverse-osmosis treated machine that the pure water that can directly drink raw is provided to family.It is that condensed water is discharged through waste pipe that the system pure water process of reverse osmosis filter certainly leads to one the tunnel, and another road is a pure water, and the product water ratio of reverse-osmosis membrane element design is that pure water and waste water are 1:3; The pure water that promptly will produce 1 liter will discharge 3 liters waste water, and will be different to the each department source quality, some geographic water quality even reached straight drink standard; There is fixed ratio discharge of wastewater problem again in original domestic water purifying machine; Still discharging in the ratio of 1:3, this is undoubtedly the waste of a kind of water resources and the energy, the Along with people's growth in the living standard; Quality for daily tap water is more and more paid attention to; Domestic water purifying machine is adopted by vast average family gradually, but this a high proportion of discharge of wastewater becomes the technical barrier that domestic water purifying machine is popularized and promoted all the time, becomes the development obstacle that can't cross over.
CN100519433C proposes a kind of water-saving electricity-saving reverse osmosis water purifying machine; It connects the normal pressure intermediate water tank at the water-in of HPP, and the water outlet of HPP connects the water-in of r-o-filter core, and the water outlet of r-o-filter core connects the pure water tank of normal pressure; The sewage draining exit of r-o-filter core connects waste water and than then connects the normal pressure intermediate water tank again; The import of preprocessing filter element connects tap water, and the outlet of preprocessing filter element connects normal intermediate water tank, and this structure is just stored waste water to mix with pretreated water with intermediate water tank and carried out reverse-osmosis treated again; Not only increase the burden of reverse osmosis membrane but also can not guarantee out the water quality of pure water, can't realize real saving water source and the purpose of saving the energy.
Summary of the invention
The technical problem that the present invention will solve is the problem of discharge of wastewater at high proportion that exists to present domestic water purifying machine; Propose to reduce wastewater emission amount under a kind of assurance pure water quality prerequisite as far as possible; Judge raw water quality with the pure water effluent quality; Reach automatic control wastewater discharge, even reach zero release, to reach the purpose of conserve water resource and save energy.
The present invention solves its technical problem and takes following technical scheme to realize:
A kind of service water handler; It comprises water pretreatment strainer, topping-up pump, reverse osmosis filter, high water switch, waste water proportioner, waste water SV, post-filter, pure water water butt and two depotition cock; It is characterized in that between reverse osmosis filter goes out high water switch and the post-filter and the pure water water butt of pure water, establishing one detects pure water water quality probe; The return of waste water pipeline that is connected a band vacuum breaker between the waste water proportioner that goes out waste water at reverse osmosis filter and the waste water SV, and be connected with said water pretreatment strainer water intake end; One microcomputer controller, its input terminus is connected with the described electrical signal end that goes out pure water water quality probe, and the output terminal of said microcomputer controller connects the electric signal input end of waste water SV electric signal input end and unidirectional electrical magnet valve respectively.
Said microcomputer controller comprises IC1 range controller partially; The 24DC power supply unit of voltage regulation; Its input terminus is established pure water monitoring water quality unit, pure water water quality setup unit, former water water pressure monitoring unit and water pump level control unit respectively, and its output terminal is established discharge of wastewater solenoid control unit, scouring electromagnetic valve monitoring unit and display unit respectively.
The return of waste water pipeline of said band vacuum breaker is also contacted and one is crossed filter core and be connected one with the terminal and hang down water switch.
The return of waste water pipeline of said band vacuum breaker and low water switch are connected between the first step and the second stage of water pretreatment strainer.
Said IC1 is sequence of control and pure water water quality set basis various places water quality situation or the user's quality of drinking water requirement input data or the modification control flow of range controller partially.
Said pure water water quality setup unit can insert input button or keyboard.
Described display unit comprises that total dissolved solid content TDS, pure water flow and the waste water ratio numeral of former water hydraulic pressure, topping-up pump working order, pure water show, and the working order of discharge of wastewater SV or scouring electromagnetic valve shows.
The beneficial effect of above-mentioned design is, compares judgement through the real-time monitoring to pure water total dissolved solid content with the data that are stored in the microcomputer controller set(ting)value, when probe detects pure water water quality variation; IC1 can compile unit control waste water SV and open waste discharge, when probe detects pure water water quality conformance with standard, closes the waste water SV; Open the vacuum breaker of reflux line; After this part return of waste water entering secondary or three grades of pre-treatment are filtered, carry out reverse osmosis membrane processing again, make this part low concentration wastewater become pure water; Thereby reduce wastewater discharge to improve the pure water ratio; Both reached dynamic monitoring pure water quality, again can conserve water resource and save energy purpose, make users practice thrift water source and expense purpose.
Description of drawings
Fig. 1 is an one-piece construction synoptic diagram of the present invention.
Fig. 2 is the microcomputer controller circuit block diagram.
Fig. 3 is a control flow synoptic diagram of the present invention.
Embodiment
In conjunction with accompanying drawing the embodiment of the invention is done further detailed description.
As shown in Figure 1; The service water handler comprises water pretreatment strainer 1～3; Normally three grades of topping-up pump 7, reverse osmosis filter 8, high water switch 9, waste water proportioner 12, scouring electromagnetic valve 13, waste water SV 14, post-filter 15 and two depotition cock 16 and water butts 17, water pretreatment strainer, the first step is a polypropylene screen strainer 1; The silt particle, particle and the suspended substance that are used for the former water of filtering; The second stage is gac filtration device 2, and the third stage is formed harmful things such as peculiar smell, chlorine residue, heavy metal and organism in the trap water for 3, three grades of water pretreatment polyphones of extruding active carbon stick strainer; Percolation water gets into reverse osmosis filter 8 through topping-up pump 7, and reverse osmosis membrane is removed objectionable impuritiess such as imperceptible particle, heavy metal ion germ in the water.
Utilize HPP to surge and press the pure water of principle of reverse osmosis generation to have only 1/3 of former water; All the other are 2/3 as discharge of wastewater; Connect waste water proportioner 12 on the effluent pipeline and be connected in series waste water SV 14 again; The water outlet of waste water SV 14 connect scouring electromagnetic valve 13 again the water inlet of interface waste water proportioner 12 bring in the flushing of accomplishing reverse osmosis filter 8, this is that a kind of method that enlarges emission flow realizes flushing, that is to say everyly to use water purification machine to purify at home to drink; All to waste 2/3 tap water resource; This is that present domestic water purifying machine exists the urgent technical barrier that solves, and along with improving constantly of various places tap water quality, this technical barrier presses for solution.
As shown in Figure 1; Go out to establish on the DI pure water WQM probe 10 at reverse osmosis filter 8 and high water switch 9; Be used to detect the water quality of pure water, the present invention sets the total dissolved solid amount of pure water temporarily smaller or equal to 50mg/L, does not surpass set(ting)value if detection probe detects the total dissolved solid content of pure water; Close discharge of wastewater SV 14, waste water is refluxed by reflux line 11.As shown in Figure 1, an end of reflux line 11 is connected between waste water SV 14 and the waste water proportioner 12, and the other end is connected between the pretreated filter core 2 of the pretreated filter core 1 of the first step and the second stage, gets into pretreatment filters through low water switch 4.
The microcomputer controller of control water purification machine work; As shown in Figure 2; Microcomputer controller comprises IC1 programmable logic controller 18; 24DC power supply unit of voltage regulation 17; Its input terminus is established pure water monitoring water quality unit 19, pure water water quality setup unit 21, former water water pressure monitoring unit 23, water pump level control unit 24 respectively, and its output terminal is established discharge of wastewater monitoring electromagnetic valve unit 20 respectively and controlled discharge of wastewater SV 14, flushing electromagnetism monitoring unit 22 control scouring electromagnetic valves 13, and display unit 25 comprises that pure water total dissolved solid content shows; The numeral of pure water flow, waste water ratio, former water hydraulic pressure, the former hydraulic pressure of supercharging shows, and the working order of discharge of wastewater SV or scouring electromagnetic valve shows.
Shown in Figure 3 is the workflow of water purification machine under microcomputerized control, and the IC1 programmable logic controller starts 100 after the water purification machine energising water flowing, if anhydrous entering IC1 output alarm signal reports to the police 101; If have water and hydraulic pressure normal, water purification machine starts working 102, water butt less than the time 104; Water purification machine system water 106, TDS probe monitoring pure water quality 105 is if the pure water quality is lower than the set(ting)value of storer; IC1 control waste water closed electromagnetic valve 108; And open vacuum breaker 6, waste water is drawn back the input terminus of water purification machine and proceed r-o-system pure water 111, the conserve water resource; If TDS probe detected result is higher than set(ting)value 109, IC1 control waste water SV opens 110, with discharge of wastewater; Microcomputer controller shows TDS detected value, waste water SV working order, topping-up pump hydraulic pressure and low-tension switch hydraulic pressure and waste water ratio value etc. simultaneously.IC1 also counts accumulative total and makes the water time and reach 7.5 hours 114, and the control scouring electromagnetic valve was opened 60 seconds, and reverse osmosis filter 8 is cleaned 112; And will totally make the water time and make zero; Control water purification machine simultaneously and quit work and do not make water, wash and make pure water again after 60 seconds, proceed cycle control.
Establish revisable sequence of control in the IC1 programmable logic controller, can be according to various places water quality difference or the user requirement input setting data of drinking water from the beginning, and can insert input buttons or key in data or revise control flow at pure water water quality setup unit 21.
Claims (7)
1. service water handler; It comprises water pretreatment strainer (1～3), topping-up pump (7), reverse osmosis filter (8), high water switch (9), waste water proportioner (12), waste water SV (14), post-filter (15), pure water water butt (17) and two depotition cock (16); It is characterized in that between reverse osmosis filter (8) goes out high water switch (9) and the post-filter (15) and the pure water water butt (17) of pure water, establishing one detects pure water water quality probe (10); The return of waste water pipeline (11) that is connected a band vacuum breaker (6) between the waste water proportioner (12) that goes out waste water at reverse osmosis filter and the waste water SV (14), and be connected with said water pretreatment strainer water intake end; One microcomputer controller (18); Its input terminus is connected with the described electrical signal end that goes out pure water water quality probe (10), and the output terminal of said microcomputer controller (18) connects the electric signal input end of waste water SV (14) electric signal input end and unidirectional electrical magnet valve (6) respectively.
2. a kind of service water handler according to claim 1; It is characterized in that said microcomputer controller (18) comprises IC1 range controller partially; 24DC power supply unit of voltage regulation (17); The microcomputer controller input terminus is established pure water monitoring water quality unit (19), pure water water quality setup unit (21), former water water pressure monitoring unit (23) and water pump level control unit (24) respectively, and the microcomputer controller output terminal is established discharge of wastewater solenoid control unit (20), scouring electromagnetic valve monitoring unit (22) and display unit (25) respectively.
3. a kind of service water handler according to claim 1, the return of waste water pipeline (11) that it is characterized in that said band vacuum breaker (6) are also contacted and one are crossed filter core (5) and be connected one with the terminal and hang down water switch (4).
4. a kind of service water handler according to claim 1 is characterized in that between the return of waste water pipeline (11) of said band vacuum breaker (6) and the first step water pretreatment strainer (1) and second stage water pretreatment strainer (2) that low water switch is connected the water pretreatment strainer.
5. a kind of service water handler according to claim 1 is characterized in that said IC1 sequence of control and the raw water quality set basis various places water quality situation input data or the modification control flow of range controller partially.
6. a kind of service water handler according to claim 1 is characterized in that said pure water water quality setup unit (21) can insert input button or keyboard.
7. a kind of service water handler according to claim 1; It is characterized in that described display unit (25) comprises that total dissolved solid content TDS, pure water flow and the waste water ratio numeral of former water hydraulic pressure, topping-up pump working order, pure water show, and the working order of discharge of wastewater SV (14) or scouring electromagnetic valve (13) shows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101159603A CN102642943A (en) | 2012-04-19 | 2012-04-19 | Domestic water treatment machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101159603A CN102642943A (en) | 2012-04-19 | 2012-04-19 | Domestic water treatment machine |
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| CN102642943A true CN102642943A (en) | 2012-08-22 |
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| CN2012101159603A Pending CN102642943A (en) | 2012-04-19 | 2012-04-19 | Domestic water treatment machine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106082510A (en) * | 2016-07-01 | 2016-11-09 | 广西净水先生水处理设备有限公司 | A kind of home intelligent water cleaning systems |
| CN106186189A (en) * | 2016-07-20 | 2016-12-07 | 珠海格力电器股份有限公司 | A kind of water purifier purging method and device |
| CN106370806A (en) * | 2016-10-28 | 2017-02-01 | 上海朴道水汇环保科技股份有限公司 | Water quality monitoring and regulating system |
| CN109626616A (en) * | 2018-12-25 | 2019-04-16 | 珠海格力电器股份有限公司 | Water purification system and its control method |
| CN114262024A (en) * | 2021-12-29 | 2022-04-01 | 佛山市美的清湖净水设备有限公司 | Water purifier with flowmeter and intelligent water outlet assembly |
| CN114262023A (en) * | 2021-12-29 | 2022-04-01 | 佛山市美的清湖净水设备有限公司 | Water purifier |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2875574Y (en) * | 2006-02-17 | 2007-03-07 | 佳尼特(上海)纯水设备有限公司 | Intermittent drain water saving type reverse osmosis water purification device |
| WO2010132859A1 (en) * | 2009-05-14 | 2010-11-18 | Omni Water Solutions Llc | Self-contained portable multi-mode water treatment system and methods |
| CN202139121U (en) * | 2011-07-19 | 2012-02-08 | 上海奔泰水处理设备有限公司 | Water-purifying machine with reverse osmosis membrane |
-
2012
- 2012-04-19 CN CN2012101159603A patent/CN102642943A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2875574Y (en) * | 2006-02-17 | 2007-03-07 | 佳尼特(上海)纯水设备有限公司 | Intermittent drain water saving type reverse osmosis water purification device |
| WO2010132859A1 (en) * | 2009-05-14 | 2010-11-18 | Omni Water Solutions Llc | Self-contained portable multi-mode water treatment system and methods |
| CN202139121U (en) * | 2011-07-19 | 2012-02-08 | 上海奔泰水处理设备有限公司 | Water-purifying machine with reverse osmosis membrane |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106082510A (en) * | 2016-07-01 | 2016-11-09 | 广西净水先生水处理设备有限公司 | A kind of home intelligent water cleaning systems |
| CN106186189A (en) * | 2016-07-20 | 2016-12-07 | 珠海格力电器股份有限公司 | A kind of water purifier purging method and device |
| CN106370806A (en) * | 2016-10-28 | 2017-02-01 | 上海朴道水汇环保科技股份有限公司 | Water quality monitoring and regulating system |
| CN106370806B (en) * | 2016-10-28 | 2018-06-22 | 上海朴道水汇环保科技股份有限公司 | A kind of water quality monitoring and regulating system |
| CN109626616A (en) * | 2018-12-25 | 2019-04-16 | 珠海格力电器股份有限公司 | Water purification system and its control method |
| CN114262024A (en) * | 2021-12-29 | 2022-04-01 | 佛山市美的清湖净水设备有限公司 | Water purifier with flowmeter and intelligent water outlet assembly |
| CN114262023A (en) * | 2021-12-29 | 2022-04-01 | 佛山市美的清湖净水设备有限公司 | Water purifier |
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Application publication date: 20120822 |