CN202046956U - Automatic control type backwashable reverse osmosis water purification machine - Google Patents

Automatic control type backwashable reverse osmosis water purification machine Download PDF

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Publication number
CN202046956U
CN202046956U CN2011201624983U CN201120162498U CN202046956U CN 202046956 U CN202046956 U CN 202046956U CN 2011201624983 U CN2011201624983 U CN 2011201624983U CN 201120162498 U CN201120162498 U CN 201120162498U CN 202046956 U CN202046956 U CN 202046956U
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China
Prior art keywords
water
reverse osmosis
pump
raw water
automatic control
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Expired - Lifetime
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CN2011201624983U
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Chinese (zh)
Inventor
孙维涛
刘玉凤
侯培瑄
张柏成
周和东
庄园
沙子涵
孟令宝
刘金玲
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LIAONING TIANZE INDUSTRIAL GROUP DAQING TIANZE Co Ltd
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LIAONING TIANZE INDUSTRIAL GROUP DAQING TIANZE Co Ltd
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Priority to CN2011201624983U priority Critical patent/CN202046956U/en
Application granted granted Critical
Publication of CN202046956U publication Critical patent/CN202046956U/en
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Abstract

The utility model relates to an automatic control type backwashable reverse osmosis water purification machine. A raw water tank, a raw water pump, a multi-medium filter, an active carbon filter, an antisludging agent injecting system, a security filter and a high-pressure pump are respectively connected with an inlet end of a reverse osmosis device and an RO (Reverse Osmosis) cleaning system after being connected in sequence through water inlet pipelines, an outlet end of the reverse osmosis device is sequentially connected with a purified water tank and a purified water pump through water outlet pipelines, and the purified water pump is communicated with a purified water outlet; the RO cleaning system is communicated with a thick water outlet after being connected with the reverse osmosis device; a raw water electric valve is arranged at the inlet end of the raw water tank, liquid level indicators are respectively arranged in the raw water tank and the purified water tank; solenoid valves are respectively arranged on a pipeline between the high-pressure pump and the RO cleaning system as well as a pipeline between the reverse osmosis device and the thick water outlet; the liquid level indicators are connected with an input end of a PLC (Programmable Logic Controller); and an output end of the PLC is connected with the raw water electric valve, the raw water pump, the purified water pump and the solenoid valves respectively. The automatic control type backwashable reverse osmosis water purification machine can be used for solving the problem that the backwashing cannot be realized on a reverse osmosis water purification machine.

Description

Can instead clean the reverse osmosis water purifier of automatic control type
Technical field
The utility model relates to reverse osmosis water purifier, specifically is a kind of reverse osmosis water purifier that can instead clean automatic control type.
Background technology
Water is human life's source, and people are improving constantly the requirement and the corresponding standard of drinking water quality.But because the continuous increase of water body quantity dischargeds such as trade effluent and sanitary sewage causes pollution of waterhead to increasingly sharpen.The mankind have experienced by initial simple precipitation water purification to traditional processing of boiling, and develop into present deep purifying tap water.Solve the drinking water pollution problem at present two approach are arranged: the one, by the protection drinking water source, select the drink water water source for use; The 2nd, strengthen drinking water treatment technology.Use very ripe at developed country's drink water purifying treatment process and water-purifying machine is also quite universal.
Reverse osmosis (RO) (Reverse osmosis abbreviates RO as) film is a kind of new type purification material of development in recent years.This material use be reverse osmosis technology, promptly under the effect that is higher than the solution seepage water pressure, only filling Xu Shui sees through, and thereby other material can not see through semi-transparent face and will cross the water sepn of a little materials and come, thereby make water by the supersalinity adverse current to low saline salinity, remove most objectionable impuritiess, heavy metal, soluble solids etc. in the water, have only water molecules and to become pure water through reverse osmosis membrane.Because only 0.0001 micron in the aperture of reverse osmosis membrane, a bacterium will dwindle 4000 times, and ultravirus also will be dwindled more than 200 times and could be passed through, and therefore can remove dissolved salts in the water, colloid, microorganism, organism etc. effectively.Present reverse osmosis water purifier has a variety of, but owing to RO film in the use can not get timely flushing, has precipitated too many impurity on the film thereby make, and can influence the filter effect of reverse osmosis water purifier, has significantly reduced the work-ing life of reverse osmosis water purifier.Therefore, need a kind of reverse osmosis water purifier that can regularly instead clean of invention.
Summary of the invention
Goal of the invention of the present utility model is to provide a kind of reverse osmosis water purifier that can instead clean automatic control type at the problems referred to above, and solving existing reverse osmosis water purifier can't instead clean, and causes the short problem in work-ing life of reverse osmosis water purifier.
The utility model is achieved through the following technical solutions: a kind of reverse osmosis water purifier that can instead clean automatic control type, comprise raw water box, raw water pump, more medium filter, activated charcoal filter, the Scale inhibitors loading system, security personnel's strainer, high-pressure pump, reverse osmosis unit, the pure water water tank, pure water pump, RO cleaning system and programmable logic controller (Programmable Logic Controller, hereinafter to be referred as PLC), wherein, raw water box, raw water pump, more medium filter, activated charcoal filter, the Scale inhibitors loading system, security personnel's strainer is connected by back with water inlet line successively with high-pressure pump; The inlet end of high-pressure pump and reverse osmosis unit, RO cleaning system are connected respectively, and the exit end of reverse osmosis unit is connected with pure water water tank, pure water pump in turn by the water outlet pipeline, and pure water pump is connected the pure water outlet; The RO cleaning system is connected the back and connects dense water out with reverse osmosis unit; The raw water box inlet end is equipped with former water motorized valve, in raw water box and the pure water water tank liquidometer is housed respectively, be separately installed with magnetic valve on the pipeline between pipeline between high-pressure pump and the RO cleaning system and reverse osmosis unit and the dense water out, the input terminus of described liquidometer and PLC is connected, and the output terminal of PLC is connected with former water motorized valve, raw water pump, pure water pump, magnetic valve respectively.
Adopt the positively effect of technique scheme: the utility model is on the basis of existing reverse osmosis water purifier, increased the RO cleaning system, control the magnetic valve that is connected with the RO cleaning system by PLC, time switch RO cleaning system, RO film in the reverse osmosis unit is cleaned, removal is deposited in the impurity on the RO film, makes the RO film can keep filter effect preferably, prolongs the work-ing life of reverse osmosis water purifier; Introduced the PLC Controlling System, the on off state of the former water motorized valve in the system, raw water pump, pure water pump, magnetic valve has been controlled, easy to operate; The similar small-sized purified water factories of mobile of the utility model can be sent to remote factories and miness area or open-air building site easily and efficiently by transportation means, utilizes the soaked source of underground well water or rivers lake, guarantees that people there drink pure water.
Four, description of drawings
Fig. 1 is a structural representation of the present utility model.
Among the figure: 1 raw water box, 2 raw water pumps, 3 more medium filters, 4 activated charcoal filters, 5 security personnel's strainers, 6 high-pressure pump, 7 reverse osmosis units, 8 pure water tanks, 9 pure water pumps, 10 RO cleaning systems, 11 former water motorized valves, 12, the 12a liquidometer, 13,13a magnetic valve, 14 drive motorized valve slowly, 15 liquor boxs, 16 volume pumps.
Five, embodiment: the utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is a structural representation of the present utility model, as shown in the figure, a kind of reverse osmosis water purifier that can instead clean automatic control type comprises raw water box 1, raw water pump 2, more medium filter 3, activated charcoal filter 4, Scale inhibitors loading system, security personnel's strainer 5, high-pressure pump 6, reverse osmosis unit 7, pure water water tank 8, pure water pump 9, RO cleaning system 10 and PLC.Wherein, raw water box 1, raw water pump 2, more medium filter 3, activated charcoal filter 4, Scale inhibitors loading system, security personnel's strainer 5 and high-pressure pump 6 are connected successively by back with water inlet line.Inlet end, the RO cleaning system 10 of high-pressure pump 6 and reverse osmosis unit 7 are connected respectively, and the exit end of reverse osmosis unit 7 is connected with pure water water tank 8, pure water pump 9 in turn by the water outlet pipeline, and pure water pump 9 is connected the pure water outlet.RO cleaning system 10 is connected the back and connects dense water out with reverse osmosis unit 7.Raw water box 1 inlet end is equipped with former water motorized valve 11, liquidometer 12 is housed in the raw water box 1, liquidometer 12a is housed in the pure water water tank 8, on the pipeline between high-pressure pump 6 and the RO cleaning system 10 magnetic valve 13 is installed, on the pipeline between reverse osmosis unit 7 and the dense water out magnetic valve 13a is installed, wherein, liquidometer 12 is connected with the input terminus of liquidometer 12a and PLC, and the output terminal of PLC is connected with former water motorized valve 11, raw water pump 2, pure water pump 9, magnetic valve 13, magnetic valve 13a respectively.
The main effect of raw water box 1 is to guarantee that raw water pump 2 has a stable water source supply, prevents that raw water pump 2 from directly inserting water source generation impact and fluctuation exerts an influence to equipment.Raw water box 1 inlet end is equipped with former water motorized valve 11, and liquidometer 12 is housed in the raw water box 1, and liquidometer 12 is used to measure the liquid level variation just of raw water box 1.The input terminus of liquidometer 12 and PLC is connected, and the output terminal of PLC is connected with former water motorized valve 11, raw water pump 2 respectively.Raw water pump 2 is used to guarantee to enter the former water flooding velocity and the pressure-stabilisation of water-purifying machine system, two raw water pumps 2, is set in the real work is equipped with a usefulness.The parameter input PLC of the liquid level that liquidometer 12 is measured exports after the PLC computing, controls the working order of former water motorized valve 11, raw water pump 2, determines flooding quantity.
Material in the more medium filter 3 mainly comprises filtrates such as quartz sand, manganese sand, hard coal, magnetite, zeolite.Material in the activated charcoal filter 4 comprises gac, extruded activated carbon fiber etc.The two is used in combination, and can utilize the chlorine residue in iron, manganese, particle, peculiar smell and the dosing process that the former water of redox reaction filtering brings.Simultaneously, electron exchange in redox reaction has produced a kind of electrolyte environment, most of microbe can't be survived, thereby can control growing in filter such as bacterium, algae, fungi, improve the loading capacity and the work-ing life of gac greatly, and guarantee that it goes out water pollution index smaller or equal to 5.More medium filter 3 and activated charcoal filter 4 are full automatic control, the timing automatic back flushing.
The Scale inhibitors loading system is for fouling that prevents film and pollution, prevents CaCO 3, CaSO 4, CaF 2In reverse osmosis water purifier, add scale inhibitor Deng scale forming matter in the deposition on film surface, guarantee long-term, the stable operation under high-recovery of reverse osmosis water purifier system.The preferred import reverse osmosis of scale inhibitor scale inhibitor special is as MDC220.The Scale inhibitors loading system comprises liquor box 15, volume pump 16, and volume pump 16 is connected with liquor box 15 pipelines, and liquor box 15 is connected with back with water inlet line.In the liquor box 15 scale inhibitor is housed, scale inhibitor is squeezed into back with water inlet line by volume pump 16.
The effect of security personnel's strainer 5 is granule foreigns of holding back greater than 3~5 μ m.This has installed security personnel's effect, prevents that the impurity that pretreatment system leaked from entering in the reverse osmosis unit 7, and strainer is a stainless steel, and filter core is polypropylene and polyethylene composite fibre manufacturing, filtering accuracy 3~5 μ m.
The effect of high-pressure pump 6 is that former water is pressurizeed, and sends into reverse osmosis unit 7 then, for reverse osmosis unit 7 provides enough intake pressures, makes into that water can pass through reverse osmosis membrane, removes impurity wherein, reaches the water production rate of design.In order to protect high-pressure pump 6, prevent high-pressure pump 6 anhydrous idle running, at high-pressure pump 6 inlet ends low-voltage protective switch is housed.When pumping hole pressure was lower than 0.05MPa, its action of pressure-controlling made high-pressure pump out of service, prevented the anhydrous idle running of high-pressure pump, guaranteed the safety of high-pressure pump.Simultaneously, at high-pressure pump 6 exit end the high voltage protective switch is housed, when pumping hole pressure was higher than 1.6MPa, its action of pressure-controlling made high-pressure pump out of service, guaranteed the safety of high-pressure pump and putamina, membrane module.For can be when reverse osmosis water purifier be started working, be unlikely to because pressure strengthens the damage instrument suddenly, can be equipped with at high-pressure pump 6 exit end and drive motorized valve 14 slowly, during start, open and drive motorized valve 14 slowly, pressure is slowly risen, reach the operating pressure of reverse osmosis unit gradually, reduce the damage that high pressure causes instrument.
CPA8040 that fertile of reverse-osmosis membrane element employing in the reverse osmosis unit 7 or Hydranautics company produce or product at the same level, this membrane element has the ratio of desalinization height, chemical stability is good, characteristics such as water production rate height, under standard state, applicable pH value scope is 2~11.Be equipped with instrument such as electricity is led, flow in the reverse osmosis unit 7.
RO cleaning system 10 is devices that reverse osmosis unit 7 is regularly cleaned.On the pipeline between high-pressure pump 6 and the RO cleaning system 10 magnetic valve 13 is installed, on the pipeline between reverse osmosis unit 7 and the dense water out magnetic valve 13a is installed, the output terminal of PLC is connected with magnetic valve 13, magnetic valve 13a respectively.Therefore, regularly open magnetic valve 13 and magnetic valve 13a, low pressure purge is carried out on the membrane module surface, the dense water in the membrane module is washed away, prevent the dense water side deposition of reverse osmosis membrane, prolong the cleaning interval by PLC.
For the amount to pure water and dense water detects, can under meter all be installed in pure water exit and dense water out place.
During use, at first start raw water pump 2, high-pressure pump 6 starts behind the 10s, and the electronic valve of opening slowly starts behind the 2s, and magnetic valve 13a opens simultaneously, and the Scale inhibitors loading system starts.Former water is through raw water box 1, raw water pump 2, enter back with water inlet line, passed through the filteration of more medium filter 3 and activated charcoal filter 4 then, remove the impurity of a part, in former water, add suitable Scale inhibitors through the Scale inhibitors loading system, during through security personnel's strainer 5, remove partial impurities once more, enter high-pressure pump 6 then and pressurize.Most of high pressure water after the pressurization enters reverse osmosis unit 7 and thoroughly filters, and the pure water after the filtration is stored in the pure water water tank 8, is input to the water place by pure water pump 9.Owing on the pipeline between high-pressure pump 6 and the RO cleaning system 10 magnetic valve 13 is installed, in the time need cleaning to the filtering membrane in the reverse osmosis unit 7, send instruction by PLC to magnetic valve 13, magnetic valve 13 is opened, high pressure water cleans by 10 pairs of reverse osmosis units 7 of RO cleaning system, open the magnetic valve 13a at dense water out place simultaneously, the dense water that contains a large amount of impurity after the cleaning is discharged from dense water out.After cleaning finishes, send instruction by PLC to magnetic valve 13, magnetic valve 13 cuts out, and high pressure water reenters reverse osmosis unit 7 and filters.

Claims (5)

1. reverse osmosis water purifier that can instead clean automatic control type, it is characterized in that: this device comprises raw water box (1), raw water pump (2), more medium filter (3), activated charcoal filter (4), the Scale inhibitors loading system, security personnel's strainer (5), high-pressure pump (6), reverse osmosis unit (7), pure water water tank (8), pure water pump (9), RO cleaning system (10) and PLC, wherein, raw water box (1), raw water pump (2), more medium filter (3), activated charcoal filter (4), the Scale inhibitors loading system, security personnel's strainers (5) are connected by back with water inlet line successively with high-pressure pump (6); The inlet end of high-pressure pump (6) and reverse osmosis unit (7), RO cleaning system (10) are connected respectively, the exit end of reverse osmosis unit (7) is connected with pure water water tank (8), pure water pump (9) in turn by the water outlet pipeline, and pure water pump (9) is connected the pure water outlet; RO cleaning system (10) is connected the back and connects dense water out with reverse osmosis unit (7); Raw water box (1) inlet end is equipped with former water motorized valve (11), liquidometer (12,12a) is housed respectively in raw water box (1) and the pure water water tank (8), be separately installed with magnetic valve (13,13a) on pipeline between high-pressure pump (6) and the RO cleaning system (10) and the pipeline between reverse osmosis unit (7) and the dense water out, described liquidometer (12,12a) is connected with the input terminus of PLC, and the output terminal of PLC is connected with former water motorized valve (11), raw water pump (2), pure water pump (9), magnetic valve (13,13a) respectively.
2. the reverse osmosis water purifier that can instead clean automatic control type according to claim 1 is characterized in that: described high-pressure pump (6) inlet end is equipped with low-voltage protective switch, and exit end is equipped with the high voltage protective switch.
3. the reverse osmosis water purifier that can instead clean automatic control type according to claim 1 is characterized in that: described high-pressure pump (6) exit end is equipped with drives motorized valve (14) slowly.
4. the reverse osmosis water purifier that can instead clean automatic control type according to claim 1, it is characterized in that: described Scale inhibitors loading system comprises liquor box (15), volume pump (16), volume pump (16) is connected with liquor box (15) pipeline, and liquor box (15) is connected with back with water inlet line.
5. the reverse osmosis water purifier that can instead clean automatic control type according to claim 1 is characterized in that: described pure water exit and dense water out place all are equipped with under meter.
CN2011201624983U 2011-05-20 2011-05-20 Automatic control type backwashable reverse osmosis water purification machine Expired - Lifetime CN202046956U (en)

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Application Number Priority Date Filing Date Title
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103979697A (en) * 2014-05-30 2014-08-13 重庆德利欧环保有限公司 Small healthy direct-drinking water system
CN104609631A (en) * 2015-01-19 2015-05-13 山东国信环境系统股份有限公司 High-salt iron phosphate liquid waste zero-emission treatment device and method
CN104671503A (en) * 2015-02-17 2015-06-03 淄博普济环保科技有限公司 One-stop combined water treatment system
CN105776613A (en) * 2016-04-20 2016-07-20 广州市爱高普科技有限公司 Water purifying machine capable of recycling raw water

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103979697A (en) * 2014-05-30 2014-08-13 重庆德利欧环保有限公司 Small healthy direct-drinking water system
CN103979697B (en) * 2014-05-30 2016-06-22 重庆德利欧环保有限公司 Small-sized type drinking water system capable of direct drinking
CN104609631A (en) * 2015-01-19 2015-05-13 山东国信环境系统股份有限公司 High-salt iron phosphate liquid waste zero-emission treatment device and method
CN104671503A (en) * 2015-02-17 2015-06-03 淄博普济环保科技有限公司 One-stop combined water treatment system
CN105776613A (en) * 2016-04-20 2016-07-20 广州市爱高普科技有限公司 Water purifying machine capable of recycling raw water
CN105776613B (en) * 2016-04-20 2019-01-29 广州市爱高普科技有限公司 Recycle the water purifier of raw water

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Granted publication date: 20111123