CN105540908A - Timing backwash sterilization osmosis water purifier with monitoring - Google Patents

Timing backwash sterilization osmosis water purifier with monitoring Download PDF

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Publication number
CN105540908A
CN105540908A CN201410600255.1A CN201410600255A CN105540908A CN 105540908 A CN105540908 A CN 105540908A CN 201410600255 A CN201410600255 A CN 201410600255A CN 105540908 A CN105540908 A CN 105540908A
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China
Prior art keywords
water
reverse osmosis
osmosis membrane
processing unit
membrane processing
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CN201410600255.1A
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Chinese (zh)
Inventor
位峰
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Taoee Qingdao Water Purification Equipment Manufacturing Co Ltd
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Taoee Qingdao Water Purification Equipment Manufacturing Co Ltd
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Priority to CN201410600255.1A priority Critical patent/CN105540908A/en
Publication of CN105540908A publication Critical patent/CN105540908A/en
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Abstract

The present invention relates to a timing backwash sterilization osmosis water purifier with monitoring. According to the present invention, the water outlet pipe position of a RO reverse osmosis membrane treatment unit is connected to a pressure tank, the water outlet pipe position of the RO reverse osmosis membrane treatment unit is provided with a timing device, a PLC controls opening or closing of a water pump according to the signal of the timing device, a water flow rate monitoring device and a TDS detection device are arranged, a water flow rate detection device and the TDS detection device are connected to a display device, a flow rate sensor and the TDS detection device are connected to the PLC, the PLC is connected to the display device, the processed signal is transmitted to the display device through the PLC, and a water storage barrel, water pipes and the like are made from a sterilization materials; and the beneficial effects of RO reverse osmosis membrane service life prolonging, energy consumption reducing and wastewater output reducing are achieved.

Description

A kind of timing back flushing sterilization infiltration water-purifying machine with monitoring
Technical field
The present invention relates to a kind of water-purifying machine, it is specifically related to back flushing infiltration water-purifying machine.
Background technology
The subject matter that current infiltration water-purifying machine product exists is that RO reverse osmosis membrane cost is high, and fragile.Existing reverse osmosis water purifier RO reverse osmosis membrane duration of service is short, do not have good control for the time changing RO reverse osmosis membrane, cause or can not get timely replacing, or RO reverse osmosis membrane also just do not changed to work-ing life, causes waste.
Therefore, if can rinse in time RO reverse osmosis membrane, avoid its surface particles thing to pile up, then can improve the duration of service of RO reverse osmosis membrane, reduce the use cost of user.Although the back flushing at present for RO reverse osmosis membrane also has relevant design, existing design is too complicated and loaded down with trivial details, and cost is high, and component many production installation difficulty is large, increases small product size.
The invention provides a kind of simplicity of design, the infiltration water-purifying machine of back flushing can be carried out at any time as required.
Summary of the invention
Technical problem to be solved by this invention is: in the work-ing life of the raising RO reverse osmosis membrane more simple, cost is lower, improve cleaning water, accurately grasp the replacing construction of RO reverse osmosis membrane, effectively avoid the problem that pure water bacterium exceeds standard.
For achieving the above object, technical scheme provided by the invention is, a kind of timing back flushing sterilization infiltration water-purifying machine with monitoring, comprise water pump and the filtering unit be connected with water inlet pipe successively and RO reverse osmosis membrane processing unit, the water butt be connected with the rising 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 magnetic valve, the feed-water end of RO reverse osmosis membrane processing unit is provided with counterflush waste pipe, the water outlet pipe part of RO reverse osmosis membrane processing unit is also connected with pressure-pot, the pipeline of the rising pipe connection water butt of RO reverse osmosis membrane processing unit is also connected with check valve, the water outlet pipe part timing device of RO reverse osmosis membrane processing unit, timing device is connected with PLC, PLC is according to the unlatching of the signal control water pump of timing device or closedown, the water side of every grade of filter core of described filtering unit is provided with water flow monitor, the water side of RO reverse osmosis membrane processing unit is provided with TDS proofing unit, discharge proofing unit is all connected with display unit with TDS proofing unit, after described flow sensor is all connected with PLC with TDS proofing unit, be connected with display unit by PLC again, by PLC by the Signal transmissions that processed to display unit, described water butt, water pipe all adopts a kind of plastics for tap water restraining and sterilizing bacteria, the antibacterial components layer that one deck contains Ag element is electroplated in the side that master batch and water directly contact.
Described water flow monitor is water flow sensor and/or TDS proofing unit, and the water side of RO reverse osmosis membrane processing unit is also provided with water flow sensor.
The pipeline of the rising pipe connection water butt of described RO reverse osmosis membrane processing unit is also connected with pressure switch.
The waste pipe place of RO reverse osmosis membrane processing unit is also connected with return water pipe, and described return water pipe is connected to the feed-water end before the magnetic valve of water inlet pipe by the waste pipe of RO reverse osmosis membrane processing unit.
Described RO reverse osmosis membrane processing unit is also provided with pressure-display device.
Described return water pipe is provided with governor valve control, is used for regulating hydraulic pressure.
The water purifier of prior art, RO reverse osmosis membrane only has the work-ing life of 2-6 month usually, because after life-time service the surface sediment of RO reverse osmosis membrane be difficult to through particle, flow rate of water flow is caused to slow down, surface is breed bacteria easily, and make the output capacity of pure water significantly reduce, usual prior art pure water and the waste water ratio of draining are 1:4, because RO reverse osmosis membrane packed particle breed bacteria then can make this ratio significantly improve.And use technical scheme of the present invention, owing to devising back-purge system more simple to operation, by controlled back-purge system, counterflush can be carried out to RO reverse osmosis membrane in time, and by the accumulation being attached to RO reverse osmosis membrane surface along with counterflush washes comparatively thoroughly.Avoid surperficial macrobead to pile up and cause perviousness to be deteriorated and breed bacteria, usually can make more than the life to 36 month of RO reverse osmosis membrane.Simultaneously because effluent part backflow is again through RO reverse osmosis membrane, improve the output capacity of pure water, through the control of variable valve, pure water and the waste water ratio of draining can be reached between 1:2 to 1:1 usually.In addition, owing to have employed return of waste water and variable valve, water pressure invariableness when product runs can be realized, avoid the situation causing damage of product because hydraulic pressure is excessive to occur.In addition, water butt and water pipe, filter element shell etc. adopt Ag ion can affect microbial growth, breeding so that death.Its to the important component polysaccharide of the effect of the microorganism mainly synthesis of (1), interference cell wall and anti-bacteria cell walls connect with the link of tetrapeptide from but cell loss integrity, make it lose provide protection to osmotic pressure, infringement thalline and the death that arrives; (2), damaging cells film; (3), the synthesis of arrestin matter; (4), disturb the synthesis of Nucleotide and hinder copying of genetic information.Therefore, silver element can effective the growing and eliminate already present bacterium in water of anti-bacteria.Again because Ag belongs to middle metal ion, although there is the effect of bactericidal, but Ag ion can produce adverse influence to human body too much in water, and that directly contact with water in the present invention is Ag, not only can having suppressed with the bacterium eliminated in water body with microorganism but also can stop parent that the silver ions in one deck of the combination of Ag2CO3, AgCl in composite bed can be stoped too much to discharge in water, in anti-sealing, silver element exceeds standard down to damaging human body.Product of the present invention can be widely used in water dispenser, water purifier, water pipe etc. directly and the surface of potable water contact the effect of bactericidal is carried out to tap water thus improves the hygienic standard of tap water.Can guarantee to be stored in water in water butt because of the long period need not and not breed bacteria, prevent the pure water after purification because leaving the secondary pollution formed in water butt in.Prior art utilizes the time to calculate for the work-ing life of RO reverse osmosis membrane usually, and ignores RO reverse osmosis membrane self work because water quality, flow are on the impact in its work-ing life, usually changes RO reverse osmosis membrane by the cycle of 2-6 month.RO reverse osmosis membrane is the higher and equipment played a major role as relative price in water-purifying machine, and such way has two problems usually, 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 of purification beyond doubt to go wrong and energy consumption strengthens.The present invention by being also provided with the way of pressure-display device after the magnetic valve at 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 is as normal work, hydraulic pressure is stablized usually, as RO reverse osmosis membrane cisco unity malfunction, the water-permeable of RO reverse osmosis membrane can be caused to be deteriorated due to the intransitable particle of surface sediment, cause variation in water pressure, monitor that the working order of RO reverse osmosis membrane determines the need of replacing with this, can more in time, grasp the replacing construction of RO reverse osmosis membrane accurately.The present invention by being also provided with the way of pressure-display device after the magnetic valve at 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 is as normal work, hydraulic pressure is stablized usually, as RO reverse osmosis membrane cisco unity malfunction, the water-permeable of RO reverse osmosis membrane can be caused to be deteriorated due to the intransitable particle of surface sediment, cause variation in water pressure, monitor that the working order of RO reverse osmosis membrane determines the need of replacing with this, can more in time, grasp the replacing construction of RO reverse osmosis membrane accurately.Prior art also has backwashing technology, but its design is comparatively complicated, so cause product cost higher, simplicity of design of the present invention, involved original paper is few, and produces and install comparatively simple, uses convenient, the degree that user is completed by the flow observable back flushing of backwashing wastewater, flushing process is more prone to control.
Fig. 1 is structural representation of the present invention;
In figure:
1, filtering unit; 2, magnetic valve; 3, water pump; 4, RO reverse osmosis membrane processing unit; 5, water butt; 6, variable valve; 7, variable valve; 8, variable valve; 9, pressure-pot; 10, check valve; 11, pressure switch; 12, counterflush waste pipe; 13, sewage outlet end; 14, timing device; 15, PLC.
16, water flow sensor; 17, TDS proofing unit; 18, display unit.
Embodiment
For making the object 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 back flushing of the present invention infiltration water purifier structure figure, and it comprises: water inlet pipe, Combination filter element (PP filter core, grain active carbon filter core, compressibility carbon filter core), RO reverse osmosis membrane, pressure-display device, rising pipe, return water pipe, water butt 5.Described Combination filter element top is connected successively by water pipe, and PP filter core, grain active carbon filter core and compressibility carbon filter core are housed successively in PP filter core, grain active carbon filter core and compressibility carbon filter core.
In order to carry out counterflush to RO reverse osmosis membrane, cleaner, remove the packed particle being attached to RO reverse osmosis membrane surface thoroughly, in the front end of check valve 10, namely pressure-pot 9 has also been set up in the water side of RO reverse osmosis membrane, the pressure of pressure-pot 9 can be selected as required, the feed-water end of RO reverse osmosis membrane adds the counterflush waste pipe 12 that rear sewage is rinsed in discharge simultaneously, the water side of RO reverse osmosis membrane increases check valve 10 and pressure switch 11 simultaneously, check valve 10 refluxes for stoping the water purification of water side and water butt 5, the water outlet pipe part of RO reverse osmosis membrane processing unit is connected with timing device 14, timing device 14 is connected with PLC15, PLC15 is according to the unlatching of the signal control water pump of timing device 14 or closedown.
The water side of every grade of filter core of filtering unit is provided with water flow monitor, the water side of RO reverse osmosis membrane processing unit is provided with TDS proofing unit 17, discharge proofing unit is all connected with display unit 18 with TDS proofing unit 17, directly shows related data by display unit 18.
For saving cost, the water side of every grade of filter core of usual filtering unit all arranges water flow sensor 16, by monitoring the traffic conditions of this grade of filter core, contrast with usual flow, to determine the service condition of this grade of filter core, and the filter core gone wrong is changed in time, ensure that the water quality of RO reverse osmosis membrane feed-water end so simultaneously, the work-ing life of RO reverse osmosis membrane can be extended.
Preferably, also water flow sensor 16 can be made into the TDS proofing unit 17 of precise monitoring more; Or TDS proofing unit 17 and water flow sensor 16 are set simultaneously, by the monitoring of flow and water quality two kinds of different pieces of informations, can monitor more accurately.And water flow sensor 16 is also set up in the water side of RO reverse osmosis membrane, can monitor more accurately equally.TDS proofing unit 17 is a kind of devices for water quality monitoring (WQM) general at present, and the index of relevant monitoring numerical value can explores world health organization be determined for the index of correlation of soluble solid in water.
Preferably, after described flow sensor and/or TDS proofing unit 17 all can being connected with PLC15, then be connected with display unit 18 by PLC15, by PLC15 by the Signal transmissions that processed to display unit 18.PLC15 can pre-set the monitoring range of related data, and contrast according to the signal that flow sensor and/or TDS proofing unit 17 transmit, then comparison result is shown to display unit 18, user directly carries out operating according to this result.
The relation of common work-ing life and particle packing and time when normally working according to RO reverse osmosis membrane, to timing device 14, the regular hour is set, PLC15 can control water pump 3 according to timing device 14 and close, start to carry out back flushing to RO reverse osmosis membrane, the particle packing on RO reverse osmosis membrane can be cleared up in time.
Consider the inaccuracy relying on time timing device 14 completely, can also set up pressure switch 11 again in RO reverse osmosis membrane water side, pressure switch 11 can be used for manually or by PLC15 control pressure switch, whether the water storage carrying out control pressure tank 9 carries out counterflush.
During work, the current of water inlet pipe are after Combination filter element, RO reverse osmosis membrane is flowed to through magnetic valve 2, pure water direct after RO reverse osmosis membrane filtration connected water outlet pipe in succession, connect water butt 5 and pressure-pot 9 simultaneously, directly flow out when user directly uses, as then entered water butt 5 when user uses and still has surplus pure water and pressure-pot stores, standby user reuses and carries out the use of counterflush.
Pressure-pot 9 is according to the difference used, and can select different hydraulic pressure, usual household water-purifying machine can select the pressure-pot 9 of 5 kilograms of pressure.
When carrying out counterflush as required, pressure switch 11 is closed, and the water purification backflow stored in pressure-pot is oppositely rinsed RO reverse osmosis membrane, and is got rid of by the counterflush waste pipe 12 of RO reverse osmosis membrane feed-water end by the sewage after rinsing.Can clean the particle packing being attached to RO reverse osmosis membrane surface more thoroughly like this, and this process only needs control pressure switch 11 namely can realize, and can use backwashing function at any time.
Waste water after RO reverse osmosis membrane filtration directly enters waste pipe and flows out, and arranges return water pipe simultaneously, effluent part is back to RO reverse osmosis membrane front end at waste pipe, and again through RO reverse osmosis membrane filtration, residue waste water is then directly got rid of by waste pipe.For controlling the ratio or different according to water quality of waste water better, water inlet pipe hydraulic pressure is different, variable valve 7 is also provided with at return line place, to regulate the water yield of backflow waste water, the hydraulic pressure of control RO reverse osmosis membrane end, keep RO reverse osmosis membrane feed-water 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 work-ing life of RO reverse osmosis membrane, when the identical pure water of output, save and used water.Arrange magnetic valve 6 in water purification water side, sewage outlet end 13 also arranges magnetic valve 8 simultaneously.
Described water butt 5, water pipe, the antibacterial components layer adopting the side directly contacted at master batch and water to electroplate one deck to contain Ag element.
The shape that ABS 97% makes be grooved vessel in electroplate the antibiotic layer of internal layer that one deck accounts for the skin of the composition of the Ag2CO3 of antibacterial components massfraction 35% and the AgCl of 45% and the Ag composition of 20% respectively, the mineral water that placed a week is in atmosphere poured in groove, after 10 hours, after testing, the quantity of the microorganism such as bacterial fungus of water reduces by 83%.
The shape that PP 95% makes be grooved vessel in electroplate the antibiotic layer of internal layer that one deck accounts for the skin of the composition of the Ag2CO3 of antibacterial components massfraction 45% and the AgCl of 45% and the Ag composition of 10% respectively, the mineral water that placed a week is in atmosphere poured in groove, after 10 hours, after testing, water the quantity of the microorganism such as bacterial fungus reduce by 84.3%.
The shape that PC 92% makes be grooved vessel in electroplate the antibiotic layer of internal layer that one deck accounts for the skin of the composition of the Ag2CO3 of antibacterial components massfraction 45% and the AgCl of 50% and the Ag composition of 5% respectively, the mineral water that placed a week is in atmosphere poured in groove, after 10 hours, after testing, water the quantity of the microorganism such as bacterial fungus reduce by 87%.
Described RO reverse osmosis membrane processing unit 4 is also provided with pressure-display device, can be used for monitoring the change of RO reverse osmosis membrane place hydraulic pressure, conclude the need of replacing RO reverse osmosis membrane with this.
Described return water pipe is provided with variable valve 7 and controls, and is used for regulating hydraulic pressure.By the control of variable valve 7, can realize regulating hydraulic pressure, and then regulate return of waste water ratio, play the effect regulating RO reverse osmosis membrane place hydraulic pressure simultaneously, effectively can realize the constant of RO reverse osmosis membrane place hydraulic pressure, improve the work-ing life of RO reverse osmosis membrane, reduce water-purifying machine failure rate, avoid causing because hydraulic pressure is too high water-purifying machine to occur the situation that various fault is even damaged.

Claims (6)

1. the timing back flushing sterilization infiltration water-purifying machine with monitoring, comprise water pump and the filtering unit be connected with water inlet pipe successively and RO reverse osmosis membrane processing unit, the water butt be connected with the rising 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 magnetic valve, it is characterized in that: the feed-water end of RO reverse osmosis membrane processing unit is provided with counterflush waste pipe, the water outlet pipe part of RO reverse osmosis membrane processing unit is also connected with pressure-pot, the pipeline of the rising pipe connection water butt of RO reverse osmosis membrane processing unit is also connected with check valve, the water outlet pipe part timing device of RO reverse osmosis membrane processing unit, timing device is connected with PLC, PLC is according to the unlatching of the signal control water pump of timing device or closedown, the water side of every grade of filter core of described filtering unit is provided with water flow monitor, the water side of RO reverse osmosis membrane processing unit is provided with TDS proofing unit, discharge proofing unit is all connected with display unit with TDS proofing unit, after described flow sensor is all connected with PLC with TDS proofing unit, be connected with display unit by PLC again, by PLC by the Signal transmissions that processed to display unit, described water butt, water pipe all adopts a kind of plastics for tap water restraining and sterilizing bacteria, the antibacterial components layer that one deck contains Ag element is electroplated in the side that master batch and water directly contact.
2. a kind of timing back flushing sterilization infiltration water-purifying machine with monitoring as claimed in claim 1, it is characterized in that: described water flow monitor is water flow sensor and/or TDS proofing unit, and the water side of RO reverse osmosis membrane processing unit is also provided with water flow sensor.
3. a kind of timing back flushing sterilization infiltration water-purifying machine with monitoring as claimed in claim 1, is characterized in that: the pipeline of the rising pipe connection water butt of described RO reverse osmosis membrane processing unit is also connected with pressure switch.
4. a kind of timing back flushing sterilization infiltration water-purifying machine 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 connected with return water pipe, described return water pipe is connected to the feed-water end before the magnetic valve of water inlet pipe by the waste pipe of RO reverse osmosis membrane processing unit.
5. a kind of timing back flushing sterilization infiltration water-purifying machine with monitoring as claimed in claim 1, is characterized in that: described RO reverse osmosis membrane processing unit is also provided with pressure-display device.
6. a kind of timing back flushing sterilization infiltration water-purifying machine with monitoring as claimed in claim 1, is characterized in that: described return water pipe is provided with governor valve control, is used for regulating hydraulic pressure.
CN201410600255.1A 2014-10-31 2014-10-31 Timing backwash sterilization osmosis water purifier with monitoring Pending CN105540908A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114074966A (en) * 2020-08-12 2022-02-22 云米互联科技(广东)有限公司 Water purification waterway, method and equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114074966A (en) * 2020-08-12 2022-02-22 云米互联科技(广东)有限公司 Water purification waterway, method and equipment

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