CN105621754A - Backwash osmotic water purification machine with monitoring function - Google Patents
Backwash osmotic water purification machine with monitoring function Download PDFInfo
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- CN105621754A CN105621754A CN201410600587.XA CN201410600587A CN105621754A CN 105621754 A CN105621754 A CN 105621754A CN 201410600587 A CN201410600587 A CN 201410600587A CN 105621754 A CN105621754 A CN 105621754A
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- water
- reverse osmosis
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Abstract
The invention relates to a backwash osmotic water purification machine with a monitoring function. According to the invention, a pressure tank and a check valve are connected to the water outlet pipe of an RO reverse osmosis membrane treatment unit; a water flow monitoring device and a TDS detection device are arranged at the water outlet end of each level of filter core of a filtering unit; a wastewater pipe is provided with a wastewater proportioner; the water flow monitoring devices and the TDS detection devices are connected with a PLC, and are connected to a display device through the PLC; the PLC transmits processed signals to the display device; a water pump is connected to the PLC; the PLC controls the on/off of the water pump. With the water purification machine, the service life of the RO reverse osmosis membrane is prolonged, energy consumption is reduced, and wastewater output is reduced.
Description
Technical field
The present invention relates to a kind of water purifier, it is specifically related to the backwash infiltration water purifier with monitoring.
Background technology
The subject matter that infiltration water purifier product exists at present is that RO reverse osmosis membrane cost is high and fragile. Existing reverse osmosis water purifier RO reverse osmosis membrane uses the time short, for changing RO reverse osmosis membrane time not have good control, causes or can not get timely replacing, or RO reverse osmosis membrane is just changed but without to service life, causes waste.
Therefore, if in time the filter element of relative low price can be monitored at water inlet end, when certain filter element of filter element breaks down or needs to change, change filter element in time, ensure that the water quality entering RO reverse osmosis membrane is relatively better, it is possible to ensure the service life of RO reverse osmosis membrane to a certain extent. Meanwhile, for guaranteeing the accuracy of monitoring, and for guaranteeing the timely replacing of RO reverse osmosis membrane, also set up flow monitoring device in the water side of RO reverse osmosis membrane, and the water quality of its water side is monitored. Rinsed by backwash and backwater simultaneously and RO reverse osmosis membrane is rinsed in time, it is to avoid its surface particles thing is piled up, then can improve the use time of RO reverse osmosis membrane, reduces the use cost of user. Meanwhile, if RO reverse osmosis membrane can be rinsed in time, it is to avoid its surface particles thing is piled up, then can improve the use time of RO reverse osmosis membrane, the use cost of user is reduced. Although the backwash for RO reverse osmosis membrane also has relevant design at present, but existing design is excessively complicated and loaded down with trivial details, and cost is high, and parts many production installation difficulty is big, increases small product size.
The present invention provides a kind of design simple, can carry out the infiltration water purifier of backwash at any time as required.
Summary of the invention
The technical problem to be solved is: monitor the behaviour in service of RO reverse osmosis membrane much sooner, simpler, the lower in cost service life improving RO reverse osmosis membrane, improve cleaning water, accurately grasp the replacing construction of RO reverse osmosis membrane, be prevented effectively from the problem that pure water antibacterial exceeds standard.
For achieving the above object, technical scheme provided by the invention is, backwash infiltration water purifier with monitoring, including water pump and the filter element being connected with water inlet pipe successively and RO reverse osmosis membrane processing unit, the water butt being connected with the outlet pipe of RO reverse osmosis membrane processing unit pure water, the water inlet pipe place of RO reverse osmosis membrane processing unit is provided with electromagnetic valve, described filter element is followed successively by PP filter element, grain active carbon filter element and compressibility carbon filter element, the water inlet end of RO reverse osmosis membrane processing unit is provided with back flush waste pipe, the water outlet pipe part of RO reverse osmosis membrane processing unit is also associated with pressurized tank, the pipeline of the outlet pipe connection water butt of RO reverse osmosis membrane processing unit is also associated with check valve, the water side of every grade of filter element of described filter element is provided with water flow monitor, the water side of RO reverse osmosis membrane processing unit is provided with TDS detecting device, discharge detecting device and TDS detecting device are all connected with display device, waste pipe is additionally provided with waste water proportioner, after described discharge detecting device is all connected with PLC with TDS detecting device, it is connected with display device by PLC again, by PLC, the signal processed is transmitted to display device, water pump connects PLC, being turned on and off of water pump is controlled by PLC.
Described waste pipe is additionally provided with TDS detecting device.
After described flow transducer is all connected with PLC with TDS detecting device, then it is connected with display device by PLC, PLC the signal processed is transmitted to display device.
Described water flow monitor is water flow sensor and/or TDS detecting device.
The water side of RO reverse osmosis membrane processing unit is additionally provided with water flow sensor.
The pipeline of the outlet pipe connection water butt of described RO reverse osmosis membrane processing unit is also associated with pressure switch.
The waste pipe place of RO reverse osmosis membrane processing unit is also associated with return pipe, and described return pipe is connected to the water inlet end before the electromagnetic valve of water inlet pipe by the waste pipe of RO reverse osmosis membrane processing unit.
Described RO reverse osmosis membrane processing unit is additionally provided with pressure-display device.
Described return pipe is provided with governor valve control, is used for regulating hydraulic pressure.
Described outlet pipe and water butt are made by the material containing activated carbon+KDF+ or Maifanitum.
The water purifier of prior art, RO reverse osmosis membrane generally only has the service life of 2-6 month, because be difficult to the granule passed through after life-time service at the surface sediment of RO reverse osmosis membrane, flow rate of water flow is caused to slow down, the easy breed bacteria in surface, and the output capacity making pure water is greatly reduced, usual prior art pure water is 1:4 with the waste water ratio drained, because RO reverse osmosis membrane packed particle breed bacteria then can make this ratio be greatly improved. And use technical scheme, owing to devising simpler easy-operating back purge system, by controlled back purge system, it is possible in time RO reverse osmosis membrane to be carried out back flush, and will be attached to the accumulation on RO reverse osmosis membrane surface and comparatively wash thoroughly along with back flush. Avoid surface bulky grain to pile up and cause that permeability is deteriorated and breed bacteria, the life of RO reverse osmosis membrane generally can be made to more than 36 months. Simultaneously because effluent part backflow again passes by RO reverse osmosis membrane, improve the output capacity of pure water, through overregulating the control of valve, pure water and the waste water ratio drained generally reach as between 1:2 to 1:1. Owing to devising relatively reliable monitoring device easy, with low cost, then more intuitively, the passable timely service condition of RO reverse osmosis membrane and relevance filtering unit, such that it is able to replacing associated component much sooner, guarantee the excellent of user's water quality, simultaneously can according to actual water quality situation by waste water proportioner, waste water output ratio is adjusted such that it is able to make RO reverse osmosis membrane increase the service life better. Further, since have employed return of waste water and regulate valve, it is possible to achieve water pressure invariableness when product runs, it is to avoid cause that because hydraulic pressure is excessive the situation of damage of product occurs. Additionally, water butt adopts " activated carbon+KDF+ or Maifanitum " filtrate, and (Kai get Fei KDF is highly purified cu zn alloying pellet, it carries out water process work by micro-electrochemical redox reaction Redox, when contacting with water, two kinds of metals in alloy constitute countless little galvanic element system on submicroscopic yardstick, this material has powerful respond and the response speed being exceedingly fast in water, it is possible to remove in water the chlorine up to 99% and water dissolve lead, hydrargyrum, nickel, metal ion and the compound such as chromium. To suppress antibacterial, fungus, dirt, algae to grow effect distinguished. May insure that the water that is stored in water butt because of the long period need not and not breed bacteria, it is therefore prevented that the pure water after purification is because leaving the secondary pollution formed in water butt in. Prior art generally utilizes the time to calculate for the service life of RO reverse osmosis membrane, and ignores RO reverse osmosis membrane self work because water quality, flow are used for the impact in life-span, generally changes RO reverse osmosis membrane by the cycle of 2-6 month. RO reverse osmosis membrane is higher as relative price in water purifier and the equipment that plays a major role, and such way generally has two problems, and one is that RO reverse osmosis membrane does not damage itself, and temporally changes the use cost adding user undoubtedly; Another one problem is that RO reverse osmosis membrane has damaged but also not to the replacement cycle, and now uses the water quality purified beyond doubt to go wrong and energy consumption increasing. The present invention by being additionally provided with the way of pressure-display device after the electromagnetic valve of RO reverse osmosis membrane processing unit water inlet pipe place and water inlet pipe, whether normal by monitoring this place's hydraulic pressure, monitor that whether RO reverse osmosis membrane is working properly, judge whether to need to change RO reverse osmosis membrane with this.Because RO reverse osmosis membrane such as normal operation, hydraulic pressure is generally stable, such as RO reverse osmosis membrane cisco unity malfunction, can cause that the water penetration of RO reverse osmosis membrane is deteriorated due to the intransitable granule of surface sediment, cause variation in water pressure, with this monitor the duty of RO reverse osmosis membrane decide whether change, it is possible to much sooner, accurately grasp RO reverse osmosis membrane replacing construction. Prior art also has backwashing technology, but its design is complex, so causing that product cost is higher, the present invention designs simply, involved original paper is few, and produces and install relatively simple, uses convenient, the degree that user is completed by the flow observable backwash of backwashing wastewater, flushing process is more prone to control.
Fig. 1 is the structural representation of the present invention;
In figure:
1, filter element; 2, electromagnetic valve; 3, water pump; 4, RO reverse osmosis membrane processing unit; 5, water butt; 6, valve is regulated; 7, valve is regulated; 8, valve is regulated; 9, pressurized tank; 10, check valve; 11, pressure switch; 12, back flush waste pipe; 13, sewage outlet side; 14, water flow sensor; 15, TDS detecting device; 16, display device; 17, PLC; 18, waste water proportioner.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.
Fig. 1 is the infiltration water purifier structure figure of the backwash with monitoring of the present invention, and it comprises: water inlet pipe, Combination filter element (PP filter element, grain active carbon filter element, compressibility carbon filter element), RO reverse osmosis membrane, pressure-display device, outlet pipe, return pipe, water butt 5. Described Combination filter element top is sequentially connected with by water pipe, is sequentially arranged with PP filter element, grain active carbon filter element and compressibility carbon filter element in PP filter element, grain active carbon filter element and compressibility carbon filter element.
In order to RO reverse osmosis membrane is carried out back flush, cleaner, remove the packed particle being attached to RO reverse osmosis membrane surface thoroughly, front end at check valve 10, namely the water side of RO reverse osmosis membrane is also additionally arranged pressurized tank 9, the pressure of pressurized tank 9 can select as required, the water inlet end of RO reverse osmosis membrane adds the back flush waste pipe 12 of sewage after discharge is rinsed simultaneously, the water side of RO reverse osmosis membrane increases check valve 10 and pressure switch 11 simultaneously, check valve 10 is for stoping the water purification of water side and water butt 5 to reflux, whether pressure switch 11 carries out back flush for the water storage controlling pressurized tank 9. the water side of every grade of filter element of filter element is provided with water flow monitor, the water side of RO reverse osmosis membrane processing unit 4 is provided with TDS detecting device 15, discharge detecting device and TDS detecting device 15 are all connected with display device 16, directly display related data by display device 16. waste pipe is additionally provided with waste water proportioner 18, control the size of waste water ratio, wastewater flow is controlled in certain proportion, it is possible to according to actual water quality situation, regulate waste water output ratio so that RO reverse osmosis membrane processing unit 4 can obtain best service life according to actual water quality situation. waste pipe is additionally provided with TDS detecting device.
For saving cost, the water side of every grade of filter element of usual filter element is respectively provided with water flow sensor 14, by monitoring the traffic conditions of this grade of filter element, contrast with usual flow, to determine the service condition of this grade of filter element, and the filter element gone wrong is changed in time, ensure that the water quality of RO reverse osmosis membrane water inlet end, it is possible to extend the service life of RO reverse osmosis membrane so simultaneously.
Preferably, it is also possible to water flow sensor 14 is made into the TDS detecting device 15 of more accurately monitoring; Or TDS detecting device 15 and water flow sensor 14 are set simultaneously, by the monitoring of flow and two kinds of different pieces of informations of water quality, it is possible to monitor more accurately. And the water side of RO reverse osmosis membrane is also set up water flow sensor 14, equally possible monitors more accurately. TDS detecting device 15 is a kind of device for water quality monitoring general at present, and the index of relevant monitoring numerical value can be used for reference World Health Organization (WHO) and determine for the index of correlation of soluble solid in water.
Preferably, can by the abbreviation of described flow transducer and/or TDS(totaldissolvedsolids, i.e. total dissolved solid) after detecting device 15 is all connected with PLC17, then it is connected with display device 16 by PLC17, by PLC17 by the signal transmission that processed to display device 16. PLC17 can pre-set the monitoring range of related data, contrasts according to the signal that flow transducer and/or TDS detecting device 15 transmit, then comparison result is shown to display device 16, and user is directly operated according to this result.
Further, PLC17 according to testing result, can be compared by plug-in, and then decide whether to be turned on and off water pump 3 and carry out backwash.
During work, after the combined filter element of current of water inlet pipe, RO reverse osmosis membrane is flowed to through electromagnetic valve 2, pure water direct after RO reverse osmosis membrane filtration connected water outlet pipe in succession, it is simultaneously connected with water butt 5 and pressurized tank 9, flowing directly out when user directly uses, as then entered water butt 5 when user makes to be finished and still has surplus pure water and pressurized tank stores, standby user reuses and carries out the use of back flush.
Pressurized tank 9 is according to the difference used, and optional different hydraulic pressure, usual household water-purifying machine can be selected for the pressurized tank 9 of 5 kilograms of pressure.
When carrying out back flush as required, pressure switch 11 is closed, and RO reverse osmosis membrane is reversely rinsed by the water purification backflow stored in pressurized tank, and is got rid of by the back flush waste pipe 12 of RO reverse osmosis membrane water inlet end by the sewage after rinsing. So can clean the particle packing being attached to RO reverse osmosis membrane surface more thoroughly, and this process only need to control pressure switch 11 namely it is achieved that backwashing function can be used at any time.
Waste water after RO reverse osmosis membrane filtration is directly entered waste pipe and flows out, and arranges return pipe at waste pipe simultaneously, effluent part is back to RO reverse osmosis membrane front end, again passes by RO reverse osmosis membrane filtration, and residue waste water is then directly got rid of by waste pipe. for better controling over the ratio of waste water or different according to water quality, water inlet pipe hydraulic pressure is different, adjustment valve 7 it is additionally provided with at return duct place, to regulate the water yield of backflow waste water, control the hydraulic pressure of RO reverse osmosis membrane end, keep RO reverse osmosis membrane water inlet end water pressure invariableness, save electric power by this setting simultaneously, simultaneously when water pump 3 power is identical, increase hydraulic pressure, improve the flow velocity of the current flowing through RO reverse osmosis membrane, reduce RO reverse osmosis membrane and pile up oarse-grained probability, improve the service life of RO reverse osmosis membrane, when the identical pure water of output, save and used water. arranging electromagnetic valve 6 in water purification water side, sewage outlet side 13 is also provided with electromagnetic valve 8 simultaneously.
Preferably, water butt 5 is made up of KDF+ activated carbon+Maifanitum material, it can be ensured that in certain time, leaves the water quality that the pure water in water butt 5 can keep good in, it is suppressed that bacteria breed.
Described RO reverse osmosis membrane processing unit 4 is additionally provided with pressure-display device, it is possible to be used for monitoring the change of RO reverse osmosis membrane place hydraulic pressure, concludes the need of changing RO reverse osmosis membrane with this.
Described return pipe is provided with adjustment valve 7 and controls, and is used for regulating hydraulic pressure. By regulating the control of valve 7, can realize regulating hydraulic pressure, and then regulate return of waste water ratio, simultaneously work as the effect regulating RO reverse osmosis membrane place hydraulic pressure, can effectively realize the constant of RO reverse osmosis membrane place hydraulic pressure, improve the service life of RO reverse osmosis membrane, reduce water purifier fault rate, it is to avoid cause that because hydraulic pressure is too high the situation that various faults are even damaged occurs in water purifier.
Claims (9)
1. the backwash infiltration water purifier with monitoring, including water pump and the filter element being connected with water inlet pipe successively and RO reverse osmosis membrane processing unit, the water butt being connected with the outlet pipe of RO reverse osmosis membrane processing unit pure water, the water inlet pipe place of RO reverse osmosis membrane processing unit is provided with electromagnetic valve, described filter element is followed successively by PP filter element, grain active carbon filter element and compressibility carbon filter element, it is characterized in that: the water inlet end of RO reverse osmosis membrane processing unit is provided with back flush waste pipe, the water outlet pipe part of RO reverse osmosis membrane processing unit is also associated with pressurized tank, the pipeline of the outlet pipe connection water butt of RO reverse osmosis membrane processing unit is also associated with check valve, the water side of every grade of filter element of described filter element is provided with water flow monitor, the water side of RO reverse osmosis membrane processing unit is provided with TDS detecting device, discharge detecting device and TDS detecting device are all connected with display device, waste pipe is additionally provided with waste water proportioner, after described discharge detecting device is all connected with PLC with TDS detecting device, it is connected with display device by PLC again, by PLC, the signal processed is transmitted to display device, water pump connects PLC, being turned on and off of water pump is controlled by PLC.
2. the backwash infiltration water purifier with monitoring as claimed in claim 1, it is characterised in that: described waste pipe is additionally provided with TDS detecting device.
3. the backwash infiltration water purifier with monitoring as claimed in claim 1, it is characterised in that: described water flow monitor is water flow sensor and/or TDS detecting device.
4. the backwash infiltration water purifier with monitoring as claimed in claim 1, it is characterised in that: the water side of RO reverse osmosis membrane processing unit is additionally provided with water flow sensor.
5. the backwash infiltration water purifier with monitoring as claimed in claim 1, it is characterised in that: the pipeline of the outlet pipe connection water butt of described RO reverse osmosis membrane processing unit is also associated with pressure switch.
6. the backwash infiltration water purifier with monitoring as claimed in claim 1, it is characterized in that: the waste pipe place of RO reverse osmosis membrane processing unit is also associated with return pipe, described return pipe is connected to the water inlet end before the electromagnetic valve of water inlet pipe by the waste pipe of RO reverse osmosis membrane processing unit.
7. the backwash infiltration water purifier with monitoring as claimed in claim 1, it is characterised in that: described RO reverse osmosis membrane processing unit is additionally provided with pressure-display device.
8. the backwash infiltration water purifier with monitoring as claimed in claim 1, it is characterised in that: described return pipe is provided with governor valve control, is used for regulating hydraulic pressure.
9. the backwash infiltration water purifier with monitoring as claimed in claim 1, it is characterised in that: described outlet pipe and water butt are made by the material containing activated carbon+KDF+ or Maifanitum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410600587.XA CN105621754A (en) | 2014-10-31 | 2014-10-31 | Backwash osmotic water purification machine with monitoring function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410600587.XA CN105621754A (en) | 2014-10-31 | 2014-10-31 | Backwash osmotic water purification machine with monitoring function |
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| CN105621754A true CN105621754A (en) | 2016-06-01 |
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| CN201410600587.XA Pending CN105621754A (en) | 2014-10-31 | 2014-10-31 | Backwash osmotic water purification machine with monitoring function |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108558053A (en) * | 2018-07-03 | 2018-09-21 | 潍坊金亮智能家电有限公司 | A kind of water-saving water purifier |
| CN112250205A (en) * | 2020-11-03 | 2021-01-22 | 江苏威迩恒机电科技有限公司 | Automatic feeding and filtering system of pressure tank |
| CN114074967A (en) * | 2020-08-12 | 2022-02-22 | 云米互联科技(广东)有限公司 | Household water purifying device |
| CN114555532A (en) * | 2019-10-29 | 2022-05-27 | 科唯怡株式会社 | Water purifier |
-
2014
- 2014-10-31 CN CN201410600587.XA patent/CN105621754A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108558053A (en) * | 2018-07-03 | 2018-09-21 | 潍坊金亮智能家电有限公司 | A kind of water-saving water purifier |
| CN114555532A (en) * | 2019-10-29 | 2022-05-27 | 科唯怡株式会社 | Water purifier |
| CN114074967A (en) * | 2020-08-12 | 2022-02-22 | 云米互联科技(广东)有限公司 | Household water purifying device |
| CN112250205A (en) * | 2020-11-03 | 2021-01-22 | 江苏威迩恒机电科技有限公司 | Automatic feeding and filtering system of pressure tank |
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Application publication date: 20160601 |
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