CN102936069A - Ultrawater purifier for lab - Google Patents
Ultrawater purifier for lab Download PDFInfo
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- CN102936069A CN102936069A CN2012105143303A CN201210514330A CN102936069A CN 102936069 A CN102936069 A CN 102936069A CN 2012105143303 A CN2012105143303 A CN 2012105143303A CN 201210514330 A CN201210514330 A CN 201210514330A CN 102936069 A CN102936069 A CN 102936069A
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Abstract
The invention provides an ultrawater purifier for a lab, comprising a preprocessing unit, a plurality of deep processing units in parallel, a precision processing unit and an intelligent programmable control system, wherein the preprocessing unit comprises a plurality of ultrafiltration membrane assemblies in parallel, a micro-filtration membrane assembly and an active carbon filter; each deep processing unit comprises a diaphragm pump and a reverse osmosis membrane assembly connected in series; the diaphragm pump is connected with the active carbon filter; the precision processing unit comprises a first flow meter, a softening column assembly, an electrodeionization module, a second flow meter, a purified column assembly and a resistivity meter which are sequentially connected in series; the first flow meter is connected with the reverse osmosis membrane assembly; and the intelligent programmable control system is respectively electrically connected with the diaphragm pump, the resistivity meter, the first flow meter and the second flow meter. The ultrawater purifier for the lab has the beneficial effects that running water can be transformed into ultra pure water, the water quality can reach 18Momega.cm at most, the operation period is long and stable, the water quality of the produced ultra pure water is good, the ultra pure water is easy to prepare, and the secondary pollution of the water quality can be effectively avoided.
Description
Technical field
The present invention relates to a kind of pure water preparation equipment, especially relate to a kind of use for laboratory ultrapure water machine.
Background technology
At present, pure water, ultrapure water are one of indispensable and very important basic materials of modern industry, have very widely purposes in fields such as electronics, electric power, chemistry, medicine, biology, information; For scientific research institution, especially all kinds of laboratories, the large and dispersion of demand owing to pure water needs a kind of tap water or close water source of can utilizing as former water, the integration apparatus of convenient preparation ultrapure water especially.
In existing technology, the technique of using in the pure water preparation mainly contains: reverse osmosis+ion-exchange, reverse osmosis+electrodeionization, two-pass reverse osmosis technique, ion exchange process etc.; The water purity of ion exchange process preparation is higher, and stable effluent quality is good, but complex process consumes a large amount of acid, alkali in the system regeneration process, environment is caused larger pollution; The great advantage of electrodeionization technique is can continuous production ultrapure water and need not chemical agent regeneration, and effluent quality is more stable, but membrane washing is safeguarded relatively difficulty; Two-pass reverse osmosis technique is simple, and stable effluent quality is good, need not acid-alkali regeneration, and continuously-running and film clean and maintenance are comparatively easy, but the level two ratio of desalinization is lower, water outlet conductivity is higher, the purity of water high-technology problem not.
Summary of the invention
The problem to be solved in the present invention provides a kind of use for laboratory ultrapure water machine that a kind of level of automation is high, operational efficiency is high, result of use is good, especially is fit to the tap water of various places different quality is converted into ultrapure water.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of use for laboratory ultrapure water machine comprises pretreatment unit, several advanced treatment units that are in parallel, precision processing unit, Intelligent programmable order Controlling System; Described pretreatment unit comprises several hyperfiltration membrane assemblies that are in parallel, micro-filtration membrane module, activated charcoal filter, and several described hyperfiltration membrane assemblies that are in parallel all link to each other with described micro-filtration membrane module, and described micro-filtration membrane module links to each other with described activated charcoal filter; Each described advanced treatment unit includes surge pump and the reverse osmosis membrane assembly of series connection, and the surge pump of each described advanced treatment unit all links to each other with the activated charcoal filter of described pretreatment unit; Described precision processing unit comprises purification column assembly, the resistivity meter that softening column assembly, electrodeionization module, the second under meter, several purification columns that first flow meter, several softening posts are in series are in series, wherein said first flow meter, softening column assembly, electrodeionization module, the second under meter, purification column assembly, resistivity meter are connected successively, and described first flow meter all links to each other with the reverse osmosis membrane assembly of each described advanced treatment unit; Described Intelligent programmable order Controlling System is electrically connected with surge pump, resistivity meter, first flow meter, the second under meter respectively.
Further, the quantity of described hyperfiltration membrane assembly is 1-3.
Further, the quantity of described advanced treatment unit is 1-3, all is connected with magnetic valve and the variable valve that is in parallel on each described reverse osmosis membrane assembly, and described magnetic valve links to each other with described Intelligent programmable order Controlling System respectively with variable valve.
Further, the quantity of described softening post is 1-3.
Further, the quantity of described purification column is 1-5.
Adopt the reverse osmosis membrane assembly back to add the mode of electrodeionization module, dense water pipeline at reverse osmosis membrane assembly is connected with magnetic valve and the variable valve that is in parallel, by the opening time of Intelligent programmable order Controlling System control magnetic valve, can adjust the flush time of reverse osmosis membrane assembly, also can be by the concentrated stream amount of Intelligent programmable order Controlling System regulating and controlling valve regulation reverse osmosis membrane assembly, magnetic valve or variable valve also can be controlled the electrodeionization module and produce the water time simultaneously, avoided the purification column assembly short duration of service, the problem that often needs replacing, effectively guarantee product water effect and saved electric energy, first flow meter and the score of the second flow are not located at the product water out of reverse osmosis membrane assembly and export through the ultrapure water after the electrodeionization resume module, can understand very easily the water production rate of reverse osmosis membrane assembly and electrodeionization module, the probe of resistivity meter is contained in the circulation groove of purification column assembly back, directly resistivity of water numerical value is produced in monitoring, can get information about the water quality of ultrapure water.
The conducting medium that ultrapure water is about in the water is almost completely removed, and again colloidalmaterial, gas and the organism that does not dissociate in the water all is removed to the very water of low degree, its temperature 25 ℃ of resistivity greater than 18M Ω cm or near the ultimate value of 18.2M Ω cm.
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 preparation, laboratory animal drinking water, urinalysis, tissue examination, the monitoring of all kinds of physics and chemistry, biochemical analysis, the quantitative analysis type normal experiments such as high precision instrument cleaning, mass spectroscopy (MC), damping fluid preparation; The experiment of the trace analysis types such as atomic absorption (AA), atomic fluorescence (AFS), atomic emissions (AES), chromatography of ions (IC), ICP.
Intelligent programmable order Controlling System adopts the film type touch key, is convenient for people to use.
Advantage and positively effect that the present invention has are: owing to adopt technique scheme, the tap water of available various places different quality is converted into ultrapure water, water quality reaches as high as 18M Ω cm, and the cycle of operation is long, needn't frequent maintenance and change various spare parts, operation is extremely quiet, it is good that the present invention produces water water quality, is easy to preparation, can effectively avoid the problem of water pollution once again, applied widely, fully satisfy the laboratory to the different requirements of ultrapure water; Overall design of the present invention rationally, compact construction, volume is little, it is mobile to be convenient to, intelligent control, less energy-consumption, low cost; Be provided with Intelligent programmable order Controlling System, each working order of the present invention can in time show, can auto-flushing film system, and the lack of water system is protection and alarm automatically; Water quality can on-line monitoring; Standard configuration pressure is carried, and can fetch water fast; Possess water quality, water yield upgrade function.
Description of drawings
Fig. 1 is structural principle synoptic diagram of the present invention.
Among the figure:
1, pretreatment unit 2, advanced treatment unit 3, precision processing unit
4, Intelligent programmable order control be 5, hyperfiltration membrane assembly 6, micro-filtration membrane module system
7, activated charcoal filter 8, surge pump 9, reverse osmosis membrane assembly
10, first flow meter 11, the second under meter 12, softening column assembly
13, electrodeionization module 14, purification column assembly 15, resistivity meter
16, magnetic valve 17, variable valve
Embodiment
As shown in Figure 1, a kind of use for laboratory ultrapure water machine of the present invention comprises pretreatment unit 1, several advanced treatment units that are in parallel 2, precision processing unit 3, Intelligent programmable order Controlling System 4; Described pretreatment unit 1 comprises several hyperfiltration membrane assemblies that are in parallel 5, micro-filtration membrane module 6, activated charcoal filter 7, several described hyperfiltration membrane assemblies 5 that are in parallel all link to each other with described micro-filtration membrane module 6, and described micro-filtration membrane module 6 links to each other with described activated charcoal filter 7; Each described advanced treatment unit 2 includes surge pump 8 and the reverse osmosis membrane assembly 9 of series connection, and the surge pump 8 of each described advanced treatment unit 2 all links to each other with the activated charcoal filter 7 of described pretreatment unit 1; Described precision processing unit 3 comprises purification column assembly 14, the resistivity meter 15 that softening column assembly 12, electrodeionization module 13, the second under meter 11, several purification columns that first flow meter 10, several softening posts are in series are in series, wherein said first flow meter 10, softening column assembly 12, electrodeionization module 13, the second under meter 11, purification column assembly 14, resistivity meter 15 are connected successively, and described first flow meter 10 all links to each other with the reverse osmosis membrane assembly 9 of each described advanced treatment unit 2; Described Intelligent programmable order Controlling System 4 is electrically connected with surge pump 8, resistivity meter 15, first flow meter 10, the second under meter 11 respectively.
Preferably, the quantity of described hyperfiltration membrane assembly 5 is 1-3.
Preferably, the quantity of described advanced treatment unit 2 is 1-3, all is connected with magnetic valve 16 and the variable valve 17 that is in parallel on each described reverse osmosis membrane assembly 9, and described magnetic valve 16 links to each other with described Intelligent programmable order Controlling System 4 respectively with variable valve 17.
Preferably, the quantity of described softening post is 1-3.
Preferably, the quantity of described purification column is 1-5.
The working process of this example: by Intelligent programmable order Controlling System 4, tap water is set at first to be entered hyperfiltration membrane assembly 5 and filters, hyperfiltration membrane assembly 5 can carry out auto-flushing under 4 controls of Intelligent programmable order Controlling System, water after process hyperfiltration membrane assembly 5 filters enters micro-filtration membrane module 6 and activated charcoal filter 7 filters, further remove impurity and chlorine residue, then carry out membrane sepn through entering reverse osmosis membrane assembly 9 after surge pump 8 pressurizations, the fresh water that produces enters softening column assembly 12, remove to greatest extent hardness, the dense water and the utmost point water that produce discharge respectively, fresh water through softening column assembly 12 enters electrodeionization module 13, can obtain standard compliant high purity water after the ultrapure water work in-process after processing through electrodeionization module 13 enter purification column assembly 14.
Adopt reverse osmosis membrane assembly 9 back to add the mode of electrodeionization module 13, dense water pipeline at reverse osmosis membrane assembly 9 is connected with magnetic valve 16 and the variable valve 17 that is in parallel, by the opening time of Intelligent programmable order Controlling System 4 control magnetic valves 16, can adjust the flush time of reverse osmosis membrane assembly 9, also can be by the concentrated stream amount of Intelligent programmable order Controlling System 4 regulating and controlling valves 17 adjusting reverse osmosis membrane assemblies 9, magnetic valve 16 or variable valve 17 also can be controlled electrodeionization module 13 and produce the water time simultaneously, avoided the purification column assembly short 14 duration of service, the problem that often needs replacing, effectively guarantee product water effect and saved electric energy, first flow meter 10 and the second under meter 11 are located at respectively the product water out of reverse osmosis membrane assembly 9 and export through the ultrapure water after 13 processing of electrodeionization module, can understand very easily the water production rate of reverse osmosis membrane assembly 9 and electrodeionization module 13, the probe of resistivity meter 15 is contained in the circulation groove of purification column assembly 14 back, directly resistivity of water numerical value is produced in monitoring, can get information about the water quality of ultrapure water.
More than one embodiment of the present of invention are had been described in detail, but described content only is preferred embodiment of the present invention, can not be considered to be used to limiting practical range of the present invention.All equalizations of doing according to the present patent application scope change and improve etc., all should still belong within the patent covering scope of the present invention.
Claims (5)
1. a use for laboratory ultrapure water machine is characterized in that: comprise pretreatment unit, several advanced treatment units that are in parallel, precision processing unit, Intelligent programmable order Controlling System; Described pretreatment unit comprises several hyperfiltration membrane assemblies that are in parallel, micro-filtration membrane module, activated charcoal filter, and several described hyperfiltration membrane assemblies that are in parallel all link to each other with described micro-filtration membrane module, and described micro-filtration membrane module links to each other with described activated charcoal filter; Each described advanced treatment unit includes surge pump and the reverse osmosis membrane assembly of series connection, and the surge pump of each described advanced treatment unit all links to each other with the activated charcoal filter of described pretreatment unit; Described precision processing unit comprises purification column assembly, the resistivity meter that softening column assembly, electrodeionization module, the second under meter, several purification columns that first flow meter, several softening posts are in series are in series, wherein said first flow meter, softening column assembly, electrodeionization module, the second under meter, purification column assembly, resistivity meter are connected successively, and described first flow meter all links to each other with the reverse osmosis membrane assembly of each described advanced treatment unit; Described Intelligent programmable order Controlling System is electrically connected with surge pump, resistivity meter, first flow meter, the second under meter respectively.
2. use for laboratory ultrapure water machine according to claim 1 is characterized in that: the quantity of described hyperfiltration membrane assembly is 1-3.
3. use for laboratory ultrapure water machine according to claim 1, it is characterized in that: the quantity of described advanced treatment unit is 1-3, all be connected with magnetic valve and the variable valve that is in parallel on each described reverse osmosis membrane assembly, described magnetic valve links to each other with described Intelligent programmable order Controlling System respectively with variable valve.
4. use for laboratory ultrapure water machine according to claim 1 is characterized in that: the quantity of described softening post is 1-3.
5. use for laboratory ultrapure water machine according to claim 1 is characterized in that: the quantity of described purification column is 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105143303A CN102936069A (en) | 2012-12-04 | 2012-12-04 | Ultrawater purifier for lab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105143303A CN102936069A (en) | 2012-12-04 | 2012-12-04 | Ultrawater purifier for lab |
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| Publication Number | Publication Date |
|---|---|
| CN102936069A true CN102936069A (en) | 2013-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012105143303A Pending CN102936069A (en) | 2012-12-04 | 2012-12-04 | Ultrawater purifier for lab |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103304078A (en) * | 2013-07-09 | 2013-09-18 | 南开大学 | Laboratory wastewater treatment process equipment and wastewater treatment method using same |
| CN105130033A (en) * | 2015-08-21 | 2015-12-09 | 四川优普超纯科技有限公司 | Water purification machine for preparation of pure water and ultrapure water |
| CN106219798A (en) * | 2016-07-01 | 2016-12-14 | 郭剑 | A kind of full-automatic printing water purifying machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1396124A (en) * | 2002-08-29 | 2003-02-12 | 王世昌 | Equipment and procedure for preparing purified water |
| CN101085682A (en) * | 2006-06-05 | 2007-12-12 | 上海三邦水处理技术有限公司 | Process for preparing industrial ultra-pure water by reverse osmosis postposition softener |
| CN201545756U (en) * | 2009-11-19 | 2010-08-11 | 中国人民解放军军事医学科学院卫生装备研究所 | High-purity water device with function of automatically rinsing |
-
2012
- 2012-12-04 CN CN2012105143303A patent/CN102936069A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1396124A (en) * | 2002-08-29 | 2003-02-12 | 王世昌 | Equipment and procedure for preparing purified water |
| CN101085682A (en) * | 2006-06-05 | 2007-12-12 | 上海三邦水处理技术有限公司 | Process for preparing industrial ultra-pure water by reverse osmosis postposition softener |
| CN201545756U (en) * | 2009-11-19 | 2010-08-11 | 中国人民解放军军事医学科学院卫生装备研究所 | High-purity water device with function of automatically rinsing |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103304078A (en) * | 2013-07-09 | 2013-09-18 | 南开大学 | Laboratory wastewater treatment process equipment and wastewater treatment method using same |
| CN105130033A (en) * | 2015-08-21 | 2015-12-09 | 四川优普超纯科技有限公司 | Water purification machine for preparation of pure water and ultrapure water |
| CN106219798A (en) * | 2016-07-01 | 2016-12-14 | 郭剑 | A kind of full-automatic printing water purifying machine |
| CN106219798B (en) * | 2016-07-01 | 2019-04-23 | 郭剑 | A kind of full-automatic printing water purifying machine |
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Application publication date: 20130220 |