CN104843914A - Large-capacity integrated pure water supply system for laboratory - Google Patents
Large-capacity integrated pure water supply system for laboratory Download PDFInfo
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- CN104843914A CN104843914A CN201310630717.XA CN201310630717A CN104843914A CN 104843914 A CN104843914 A CN 104843914A CN 201310630717 A CN201310630717 A CN 201310630717A CN 104843914 A CN104843914 A CN 104843914A
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- water
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- pure water
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- membrane assembly
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Abstract
The invention discloses a large-capacity integrated pure water supply system for a laboratory. The system comprises a pre-treatment unit, and the like. An original water pump, an automatic active carbon filter, a front filtering assembly, and a micro-filtration membrane assembly are sequentially connected. A pressure detecting device, and the like are connected between the original water pump and an intelligent programmable control system. An advanced treatment unit comprises a high pressure pump, a reverse osmosis membrane assembly, a flow detecting device, and a second flowmeter, which are connected in sequence. The high pressure pump is connected to the micro-filtration membrane assembly. A one-key disinfection unit is internally provided with a medicine feeding box, which is connected to the reverse osmosis membrane assembly. A fine treatment unit comprises a third flowmeter, an electrodeionization module, a resistivity meter, and a cone-base water tank, which are connected in sequence, wherein the third flowmeter is connected to the second flowmeter; and the cone-base water tank is provided with an air filter and an immersed UV bactericidal lamp and is connected to a water supply pump. According to the invention, the problem of secondary pollution of water can be effectively avoided; automatic filtering and washing can be carried out according to set time; and the working strength is reduced.
Description
Technical field
The present invention relates to a kind of waterworks, particularly relate to a kind of use for laboratory Large Copacity integrated pure water waterworks.
Background technology
At present, pure water, ultrapure water are that modern industry is indispensable and have one of very important basic material, have purposes very widely in fields such as electronics, electric power, chemistry, medicine, biology, information; For scientific research institution, especially all kinds of laboratory, due to comparatively large to the demand of pure water, needs one that tap water or close water source can be utilized as former water especially, conveniently prepares the little integration apparatus of floor space of pure water, ultrapure water.
In the prior art, the technique applied in pure water preparation mainly contains: reverse osmosis+ion-exchange, reverse osmosis+electrodeionization, two-pass reverse osmosis technique, ion exchange process etc.; Water purity prepared by ion exchange process is higher, and stable effluent quality is good, but complex process, consume a large amount of acid, alkali in system regeneration process, larger pollution is caused to environment; The great advantage of electrodeionization technique can be produced ultrapure water and regenerate without the need to chemical agent by continuous print, and effluent quality is more stable, but the clean and maintenance of film is more difficult; Two-pass reverse osmosis technique is simple, and stable effluent quality is good, without the need to acid-alkali regeneration, and continuously-running, and also Membrane cleaning is safeguarded comparatively easily, but level two ratio of desalinization is lower, and water outlet conductivity is higher, and the purity of water is not high.
Along with the development of technology, the demand of laboratory to pure water also grows with each passing day, and Water usage fluctuation is larger, for middle-size and small-size laboratory a kind of reliable, stable, jumbo storage is provided, way of supplying water is necessary, this waterworks is necessary problems in pure water storage, course of conveying just, as bacterium, thermal source etc.Bacterium, thermal source sum are one of pure water, the topmost technical indicator of ultrapure water water quality, and in water, the production of bacterium to a lot of product all has damaging effect.In production of kinescope, as contained more bacterium in the pure water of preparation fluorescent substance, phosphor powder layer just there will be " bar mark " or " light leak spot " and makes window of tube become waste product, at semiconducter device, particularly LSI(large-scale integrated circuit) and VLSI(super large-scale integration) produce in, the high purity water of cleaning silicon chip must remove bacterium, otherwise can have a strong impact on the rate of manufacturing a finished product and quality product.From the angle of technology, the manufacturing technology of pure water and ultrapure water can reduce the microbial film coming from bacterium, but cannot eradicate these microbial films.Therefore, produce meet the pure water of certain purity requirement, ultrapure water is not difficult, but to store safely within for some time to ensure, supplying pure water, ultrapure water, then need professional technique.
At present, bacterial control in pure water system is mainly realized by chemical disinfection, mainly system reverse osmosis membrane assembly, the water tank storing pure water, system pipeline and confession feedwater line, its operation is all by manual operation, it is large to there is working strength in it, danger is higher, and sterilisation effect is different because of operator's working specification and operating experience.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of use for laboratory Large Copacity integrated pure water waterworks, and it effectively can avoid the problem of water pollution once again, automatically can carry out automatic filtration, flushing according to setting-up time, reduces working strength.
The present invention solves above-mentioned technical problem by following technical proposals: a kind of use for laboratory Large Copacity integrated pure water waterworks, it is characterized in that, it comprises pretreatment unit, advanced treatment unit, one key disinfection unit, precision processing unit, supply water unit, Intelligent programmable Controlling System, pretreatment unit comprises raw water pump, pressure-detecting device, conductivitimeter, full-automatic activated charcoal filter, full-automatic multiway valve, prefilter assembly, micro-filtration membrane module, raw water pump, full-automatic activated charcoal filter, full-automatic multiway valve, prefilter assembly, micro-filtration membrane module connects successively, pressure-detecting device, conductivitimeter is all connected between raw water pump and Intelligent programmable Controlling System, advanced treatment unit comprises the high-pressure pump, reverse osmosis membrane assembly, flow detector and the second gauge that connect successively, and high-pressure pump is connected with micro-filtration membrane module, be provided with dosing tank in one key disinfection unit, dosing tank is connected with reverse osmosis membrane assembly, precision processing unit comprises water tank at the bottom of the 3rd under meter, electrodeionization module, resistivity meter and the cone connected successively, 3rd under meter is connected with second gauge, cone end water tank installs air filter and immerseable ultraviolet germicidal, supply water unit comprises the duct type ultraviolet germicidal, ultimate filter and the service pump that connect successively, service pump is connected with cone end water tank, and at the bottom of pressure-detecting device, conductivitimeter, full-automatic activated charcoal filter, high-pressure pump, cone, water tank, duct type ultraviolet germicidal, service pump are all connected with Intelligent programmable Controlling System.
Preferably, described reverse osmosis membrane assembly is connected with first magnetic valve be in parallel and a variable valve, and variable valve is connected with a first-class gauge, and the first magnetic valve, variable valve and first-class gauge are all the elements of advanced treatment unit.
Preferably, be provided with a tank gage in water tank at the bottom of described cone, tank gage is an element in precision processing unit.
Preferably, described electrodeionization module is connected with second magnetic valve.
Preferably, described flow detector is connected with a conductivitimeter, and conductivitimeter is the element of advanced treatment unit.
Preferably, the quantity of described pretreatment unit is one or two; The quantity of advanced treatment unit is one or two; The quantity of cone end water tank is one; The quantity of electrodeionization module is one; The quantity of duct type ultraviolet germicidal is one.
Positive progressive effect of the present invention is: the present invention can be converted into ultrapure water with the tap water of various places different quality, water quality reaches as high as 15M Ω .cm, and the cycle of operation is long, need not loaded down with trivial details maintenance and change various spare part, run extremely quiet, it is good that the present invention produces water water quality, be easy to preparation and safeguard, effectively can avoid the problem of water pollution once again, applied widely, fully meet the different requirements of laboratory to pure water, ultrapure water; Overall design of the present invention rationally, compact construction, volume is little, it is mobile to be convenient to, intelligentized control method, less energy-consumption, low cost, be provided with Intelligent programmable Controlling System, each working order of the present invention can show in time, can auto-flushing membranous system, and lack of water system is protected and alarm automatically; Each section of water quality can on-line monitoring, standard configuration waterworks can fast, stable water supply, possess water quality, water yield upgrade function.
Accompanying drawing explanation
Fig. 1 is the structural representation of use for laboratory Large Copacity integrated pure water waterworks of the present invention.
Embodiment
Present pre-ferred embodiments is provided, to describe technical scheme of the present invention in detail below in conjunction with accompanying drawing.
As shown in Figure 1, use for laboratory Large Copacity integrated pure water waterworks of the present invention comprises pretreatment unit 1, advanced treatment unit 2, one key disinfection unit 3, precision processing unit 4, supply water unit 5, Intelligent programmable Controlling System 6, pretreatment unit 1 comprises raw water pump 7, pressure-detecting device 8, conductivitimeter 9, full-automatic activated charcoal filter 10, full-automatic multiway valve 34, prefilter assembly 11, micro-filtration membrane module 12, raw water pump 7, full-automatic activated charcoal filter 10, full-automatic multiway valve 34, prefilter assembly 11, micro-filtration membrane module 12 connects successively, pressure-detecting device 8, conductivitimeter 9 is all connected between raw water pump 7 and Intelligent programmable Controlling System 6, advanced treatment unit 2 comprises the high-pressure pump 13, reverse osmosis membrane assembly 17, flow detector 18 and the second gauge 19 that connect successively, and high-pressure pump 13 is connected with micro-filtration membrane module 12, be provided with dosing tank 20 in one key disinfection unit 3, dosing tank 20 is connected with reverse osmosis membrane assembly 17, precision processing unit 4 comprises the 3rd under meter 21 connected successively, electrodeionization module 24, resistivity meter 25 and cone end water tank 26, 3rd under meter 21 is connected with second gauge 19, cone end water tank 26 installs air filter 22 and immerseable ultraviolet germicidal 23, supply water unit 5 comprises the duct type ultraviolet germicidal 28 connected successively, ultimate filter 29 and service pump 30, service pump 30 is connected with cone end water tank 26, pressure-detecting device 8, conductivitimeter 9, full-automatic activated charcoal filter 10, high-pressure pump 13, cone end water tank 26, duct type ultraviolet germicidal 28, service pump 30 is all connected with Intelligent programmable Controlling System 6.
Reverse osmosis membrane assembly 17 is connected with first magnetic valve 14 be in parallel and a variable valve 15, and variable valve 15 is connected with a first-class gauge 16, and the first magnetic valve 14, variable valve 15 and first-class gauge 16 are all the elements of advanced treatment unit 2.
Be provided with a tank gage 27 in cone end water tank 26, tank gage 27 is elements in precision processing unit 4.
Electrodeionization module 24 is connected with second magnetic valve 31.
Flow detector 18 is connected with a conductivitimeter 32, and conductivitimeter 32 is elements of advanced treatment unit 2.
The quantity of pretreatment unit is one or two; The quantity of advanced treatment unit is one or two; The quantity of cone end water tank is one; The quantity of electrodeionization module is one; The quantity of duct type ultraviolet germicidal is one.
Pretreatment unit 1 adopts pressure-detecting device 8 to carry out Real-Time Monitoring to water inlet, so as to occur system water supply cut off the water supply or insufficient water time, Intelligent programmable Controlling System 6 can automatic shutdown protection, and informs user by man-machine touch screen interface in time; Simultaneously, the probe of conductivitimeter 9 is contained in the circulation groove 33 before full-automatic activated charcoal filter 10, directly detect the conductivity values of water inlet in real time, alarming value is set by Intelligent programmable Controlling System 6, when exceeding alarming value when user's influent quality is poor, user is informed, with the loss avoiding some unnecessary by man-machine touch screen interface; In addition, the full-automatic multiway valve 34 that full-automatic activated charcoal filter 10 adopts full automatic control to run, by automatic multi-path valve set model, complete at setting-up time that gac just rinses, back flushing, keep the working order of its best, meanwhile, its working life can be extended.
Reverse osmosis membrane assembly 17 adds the mode of electrodeionization module 24 below, the dense water pipeline of reverse osmosis membrane assembly 17 connects the first magnetic valve 14 and variable valve 15 that are in parallel, can opening time of setup control first magnetic valve 14 by the man-machine touch screen interface of Intelligent programmable Controlling System 6, before the water processed of reverse osmosis membrane assembly 17 can be adjusted, the time of water post-flush processed, also timing pre-washing function can be set by Intelligent programmable Controlling System 6, time opening first magnetic valve 14, reverse osmosis membrane assembly 17 is rinsed, in addition, also variable valve 15 can manually be regulated, according to concentrated stream amount and the pure water flow of first-class gauge 16 and second gauge 19 flow control reverse osmosis membrane assembly 17, it is kept to run in rational " waste water ratio " scope, greatly reduce reverse osmosis membrane assembly surface scale risk.
The inner wall smooth of cone end water tank, not easily breed bacteria, water tank bottom adopts the cone end, can ensure that inner stagnant water can be emptying; Water tank configuration immerseable ultraviolet sterilizer, by the Intelligent programmable Controlling System setting opening time, ensures effectively to control, kill the inner bacterium of water tank; Meanwhile, water tank configuration air respiratorresuscitator, effectively purification enters the air of water tank inside; Cone end water tank reduces the floor space of system greatly.
Adopt a key disinfection unit of chemical disinfection, comprise reverse osmosis membrane assembly and the sterilization of its relevant connection pipeline, and for feedwater line and the sterilization of its relevant connection pipeline; One key disinfection unit adds the medicament of different metering according to sterilising zone, its operating process adopts Intelligent programmable Controlling System accurately automatically to control, ensure the drug concentration of sterilising zone, fully soak time, effective flushing etc., except dosing, sterilizing process is without the need to artificial interference, greatly reduce the working strength of operator, sterilisation effect also can be well controlled.Ultrapure water by water conducting medium almost remove completely, again by water not the colloidalmaterial of dissociation, gas and organism all remove the water to very low degree, its temperature is greater than 10M Ω .cm 25 DEG C of resistivity.
Adopt electrodeionization module 24 influent quality, water quantity monitoring mode, the probe of conductivitimeter 32 is contained in the circulation groove of reverse osmosis membrane assembly 17 pure water water side, directly detect the product water conductivity numerical value of reverse osmosis membrane assembly 17 in real time, alarming value is set by Intelligent programmable Controlling System 6, by controlling the second magnetic valve 31 between reverse osmosis membrane assembly 17 and electrodeionization module 24, product water reverse osmosis membrane assembly being exceeded alarm setting value emits, and avoids the water of poor water quality to enter electrodeionization module 24 and causes reduce its work-ing life; Flow detector 18 is installed on the import of electrodeionization module 24, utilize Intelligent programmable Controlling System 6 by detecting flow detector 18, judge that reverse osmosis membrane assembly 17 produces the water yield that water enters electrodeionization module and whether reaches requirement, when the water yield requires lower than the water yield that electrodeionization module 24 is intake, Intelligent programmable Controlling System 6 will stop electrodeionization module 24 to power automatically, in order to avoid cause electrodeionization module 24 to generate heat too high damage; Simultaneously, the probe of resistivity meter 25 is contained in the circulation groove of electrodeionization module 24 water side, directly detect the product water resistance rate score of electrodeionization module 24 in real time, alarming value is set by Intelligent programmable Controlling System 6, when the product water resistance rate score of electrodeionization module 24 exceedes alarming value, inform user by man-machine touch screen interface.
The working process of this example is as follows: by Intelligent programmable Controlling System 6, arrange tap water first to enter pretreatment unit 1 and filter, full-automatic activated charcoal filter 10 in pretreatment unit 1 adopts full-automatic multiway valve to control, automatically automatic filtration can be carried out according to setting-up time, rinse, reduce working strength, full-automatic activated charcoal filter 10 can effectively remove impurity and chlorine residue, the water filtered through full-automatic activated charcoal filter 10 enters micro-filter elements 12 and filters, further removal impurity, then enter reverse osmosis membrane assembly 17 through high-pressure pump 13 pressurization and carry out membrane sepn, the fresh water produced enters precision processing unit 4, remove hardness to greatest extent, ultrapure water finished product after the electrodeionization module 24 in precision processing unit 4 processes enters cone end water tank 26 and stores, cone end water tank 26 installs air filter 22 and immerseable ultraviolet germicidal 23, effectively can control bacterial number, ultrapure water is supplying to water spot through feed unit 5, pure water pump 30 supercharging of ultrapure water in feed unit 5, duct type germicidal lamp 28 germicidal treatment and high-precision ultimate filter 29 filtration treatment, ensure the high purity water meeting service requirements for feedwater.
Reverse osmosis membrane assembly 17 is adopted to add the mode of electrodeionization module 24 below, the dense water pipeline of reverse osmosis membrane assembly 17 is connected with the first magnetic valve 14 and variable valve 15 that are in parallel, by the opening time of Intelligent programmable Controlling System 6 Controlling solenoid valve 14, the flush time of reverse osmosis membrane assembly 17 can be adjusted, also the concentrated stream amount of reverse osmosis membrane assembly 17 can be regulated by regulating and controlling valve 15, Intelligent programmable Controlling System 6 detects reverse osmosis membrane assembly 17 by conductivitimeter 32 and produces water simultaneously, by controlling the second magnetic valve 31, the poor water of reverse osmosis membrane assembly 17 output is emitted, the water avoiding poor water quality enters electrodeionization module 24, cause its duration of service short, the problem that frequent needs are safeguarded, effectively ensure that and produce water effect, first-class gauge 16 and second gauge 19 are located at wastewater effluent and the pure water water outlet of reverse osmosis membrane assembly 17 respectively, the ultrapure water outlet after electrodeionization module 24 process is entered by second gauge 19, conductivitimeter 32 in the circulation groove by being installed on after reverse osmosis membrane assembly 17, second gauge 19, the product water water quality of reverse osmosis membrane assembly 17 can be understood very easily, water production rate, by being installed on the resistivity meter 25 in the circulation groove after electrodeionization module 24, 3rd flow 21 measures, the product water water quality of electrodeionization module 24 can be understood very easily, water production rate, by man-machine touch screen interface, Large Copacity integrated pure water waterworks each section of former water can be got information about, pure water, the water quality of ultrapure water.
The water that the present invention produces is applicable to standard level experiment, blood, the serum inspections such as vessel flushing, student experimenting, chemical analysis, qualitative analysis, reagent configuration, laboratory animal drinking water, urinalysis, tissue examination, all kinds of Physico-chemical tests, biochemical analysis, the quantitative analysis type normal experiments such as high precision instrument cleaning, mass spectroscopy (MC), damping fluid configuration; The tracer level analysis mode experiments such as atomic absorption (AA), atomic fluorescence (AFS), atomic emissions (AES), chromatography of ions (IC), ICP.
The detailed description to one embodiment of the present of invention row above, but described content is only preferred embodiment of the present invention, can not be considered to for limiting practical range of the present invention.All equalizations done according to the present patent application scope change and improve, and all should still belong within patent covering scope of the present invention.
Claims (6)
1. a use for laboratory Large Copacity integrated pure water waterworks, it is characterized in that, it comprises pretreatment unit, advanced treatment unit, one key disinfection unit, precision processing unit, supply water unit, Intelligent programmable Controlling System, pretreatment unit comprises raw water pump, pressure-detecting device, conductivitimeter, full-automatic activated charcoal filter, full-automatic multiway valve, prefilter assembly, micro-filtration membrane module, raw water pump, full-automatic activated charcoal filter, full-automatic multiway valve, prefilter assembly, micro-filtration membrane module connects successively, pressure-detecting device, conductivitimeter is all connected between raw water pump and Intelligent programmable Controlling System, advanced treatment unit comprises the high-pressure pump, reverse osmosis membrane assembly, flow detector and the second gauge that connect successively, and high-pressure pump is connected with micro-filtration membrane module, be provided with dosing tank in one key disinfection unit, dosing tank is connected with reverse osmosis membrane assembly, precision processing unit comprises water tank at the bottom of the 3rd under meter, electrodeionization module, resistivity meter and the cone connected successively, 3rd under meter is connected with second gauge, cone end water tank installs air filter and immerseable ultraviolet germicidal, supply water unit comprises the duct type ultraviolet germicidal, ultimate filter and the service pump that connect successively, service pump is connected with cone end water tank, and at the bottom of pressure-detecting device, conductivitimeter, full-automatic activated charcoal filter, high-pressure pump, cone, water tank, duct type ultraviolet germicidal, service pump are all connected with Intelligent programmable Controlling System.
2. use for laboratory Large Copacity integrated pure water waterworks as claimed in claim 1, it is characterized in that, described reverse osmosis membrane assembly is connected with first magnetic valve be in parallel and a variable valve, variable valve is connected with a first-class gauge, and the first magnetic valve, variable valve and first-class gauge are all the elements of advanced treatment unit.
3. use for laboratory Large Copacity integrated pure water waterworks as claimed in claim 1, it is characterized in that, be provided with a tank gage in water tank at the bottom of described cone, tank gage is an element in precision processing unit.
4. use for laboratory Large Copacity integrated pure water waterworks as claimed in claim 1, it is characterized in that, described electrodeionization module is connected with second magnetic valve.
5. use for laboratory Large Copacity integrated pure water waterworks as claimed in claim 1, it is characterized in that, described flow detector is connected with a conductivitimeter, and conductivitimeter is the element of advanced treatment unit.
6. use for laboratory Large Copacity integrated pure water waterworks as claimed in claim 1, it is characterized in that, the quantity of described pretreatment unit is one or two; The quantity of advanced treatment unit is one or two; The quantity of cone end water tank is one; The quantity of electrodeionization module is one; The quantity of duct type ultraviolet germicidal is one.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310630717.XA CN104843914B (en) | 2014-02-14 | 2014-02-14 | Large-capacity integrated pure water supply system for laboratory |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310630717.XA CN104843914B (en) | 2014-02-14 | 2014-02-14 | Large-capacity integrated pure water supply system for laboratory |
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| CN104843914A true CN104843914A (en) | 2015-08-19 |
| CN104843914B CN104843914B (en) | 2017-02-15 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106396208A (en) * | 2016-11-21 | 2017-02-15 | 浙江水利水电学院 | Pure water preparation process for clinical laboratory of hospital |
| CN108285220A (en) * | 2018-03-06 | 2018-07-17 | 上海康雷分析仪器有限公司 | A kind of pure water system and with water lines chlorination equipment and technique |
| CN109809607A (en) * | 2019-03-26 | 2019-05-28 | 黄波 | A kind of water quality monitoring constant pressure sterilization Full-automatic pure water device adapting to plateau |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202246314U (en) * | 2011-09-13 | 2012-05-30 | 深圳恒通源水处理科技有限公司 | Water treatment system for polycrystalline silicon production |
-
2014
- 2014-02-14 CN CN201310630717.XA patent/CN104843914B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202246314U (en) * | 2011-09-13 | 2012-05-30 | 深圳恒通源水处理科技有限公司 | Water treatment system for polycrystalline silicon production |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106396208A (en) * | 2016-11-21 | 2017-02-15 | 浙江水利水电学院 | Pure water preparation process for clinical laboratory of hospital |
| CN108285220A (en) * | 2018-03-06 | 2018-07-17 | 上海康雷分析仪器有限公司 | A kind of pure water system and with water lines chlorination equipment and technique |
| CN108285220B (en) * | 2018-03-06 | 2024-01-26 | 上海康雷分析仪器有限公司 | Water purification system and disinfection device and process for water pipeline |
| CN109809607A (en) * | 2019-03-26 | 2019-05-28 | 黄波 | A kind of water quality monitoring constant pressure sterilization Full-automatic pure water device adapting to plateau |
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| CN104843914B (en) | 2017-02-15 |
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