CN204454804U - Cistern free produces the device of ultrapure water by tap water - Google Patents
Cistern free produces the device of ultrapure water by tap water Download PDFInfo
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- CN204454804U CN204454804U CN201520008728.9U CN201520008728U CN204454804U CN 204454804 U CN204454804 U CN 204454804U CN 201520008728 U CN201520008728 U CN 201520008728U CN 204454804 U CN204454804 U CN 204454804U
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- water
- reverse osmosis
- osmosis membrane
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- ultrapure water
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Abstract
Cistern free produces a device for ultrapure water by tap water, in the piping system of producing ultrapure water equipment, increases at the product water end (W.E.) of reverse osmosis membrane the cleaning structure that reverse osmosis membrane produces water end (W.E.).This cleaning structure is in reverse osmosis membrane water producing pipe terminal and abandons the detergent line that water lines water outlet end is connected with the object that can reach flushing and cleaning reverse osmosis membrane.In detergent line, be serially connected with pilot piping open and closed magnetic valve.After the product mouth of a river of reverse osmosis membrane is collaborated by T-valve, connect electric conductivity detector, T-valve is connect after electric conductivity detector, wherein a road connection abandons water pipe for connecting after detergent line and connected electromagnetic valve again, another road connects ultrapure water water producing pipe road, adopt that this is novel without the need to cisten mechanism, cistern free design can maximum saving space, meets the laboratory requirement that floor space is little.
Description
Technical field
This novel experiment ultrapure water equipment relating to a kind of research and analysis field, particularly a kind of device directly being produced ultrapure water without water tank by tap water.
Background technology
The ultrapure water preparation device in current research and analysis field, ion exchange resin is all adopted to produce pure water, in general, common ultrapure water machine mainly following two kinds of forms: 1. use reverse osmosis membrane (hereinafter referred to as RO) pure water, EDI(continuous electrodeionization) pure water, distilled water etc. is as the water inlet of production ultrapure water.2. directly with the water inlet of tap water as production ultrapure water.For the equipment with tap water being water inlet, its production process is: tap water---reverse osmosis membrane---RO pure water---ion exchange resin---ultrapure water.In this process, the purification elements such as increase ultraviolet lamp, membrane filtration, ultrafiltration that can be complementary.The output of common experiment reverse osmosis water is per hourly be no more than 25 liters, and the output of ultrapure water is generally 1.5 liters/min or higher, converts per hour more than 90 liters.Therefore pure water tank must be used between reverse osmosis membrane and ion exchange resin to store RO pure water, ensure follow-up ultrapure water continuous production.
Pure water tank generally includes two kinds: liquid-level type water tank and pressure type water tank.
Intake-outlet is had below liquid-level type water tank, liquid level sensor in water tank can perception storing water in water tank amount transfer data on the mainboard of ultrapure water apparatus by signal wire, and automatically control ultrapure water apparatus water or stop water processed, pure water tank and outside air pass through a strainer UNICOM, to guarantee that internal pressure balances.The shortcoming of liquid-level type water tank is: the air filter of water tank can not 100% prevent the impurity such as koniology, bacterium, volatile organic matter, carbonic acid gas from entering water tank.Especially after bacterium enters water tank, breeding can produce a series of pollutent, not only reduces the life-span of subsequent ion exchange resin, also has considerable influence to water quality, and cleans water tank and need highly basic, not only dangerous but also unfavorable to environment.The stripping of water tank itself is also pollutent.In addition, huge water tank is also a very large burden for the laboratory of an inch of land is an inch of gold.
Pressure type water tank only has intake-outlet, water tank adopts firm shell, inner employing pressure water pocket, determine ultrapure water apparatus water by pressure water pocket or stop water processed, the shortcoming of liquid-level type water tank is: water tank is substantially completely airtight, bacterium cannot be eradicated from breeding water tank after water-in enters at all, and namely water tank is accused and scrapped.The stripping of pressure water pocket is still inevitable.In addition, water tank floor space is greatly still shortcoming.
Use water tank as pure water tank, not only add risk during water storage, pipeline connection also brings a lot of inconvenience, a general equipment from the band water tank of tap water water inlet production ultrapure water, need to connect tap water water inlet pipe, RO abandons the water pipes such as water pipe, tank inlet pipe, water container backwater pipe, a large amount of pipelines not only installs trouble, too increases risk of leaking.
The water tank that has a in prior art as shown in Figure 2 produces the equipment of ultrapure water by tap water, and tap water passes through F1 pretreatment system successively, V1 magnetic valve, and P1 topping-up pump, enters the water-in of F2 reverse osmosis membrane; F2 reverse osmosis membrane can be one or one group of reverse osmosis membrane; Two-way is divided at the mouth of a river of abandoning of F2 reverse osmosis membrane, discards respectively through after V2 magnetic valve and V3 flow-limiting valve; The product mouth of a river of F2 reverse osmosis membrane enters B1 water tank through EDI after V4 magnetic valve; Water in water tank is after B2 topping-up pump and V11 magnetic valve, can by fetching water after F6 ultimate filter, or to be surpassed after purification column with F3 by UV1 double-wavelength ultraviolet lamp and be connected V7 three-way solenoid valve, three-way solenoid valve one tunnel enters intake, and water tank is got back to via after V5 magnetic valve in another road.
Utility model content
this novel object is: design a kind of device adopting tap water production ultrapure water without water tank, and when there is no water tank, still can meet user to the usage quantity needed for ultrapure water, thus reach taking up room of saving ultrapure water production equipment, simplify the object of Production Flow Chart further.
The following structure of this novel employing realizes above-mentioned purpose: in the piping system of producing ultrapure water equipment, increases at the product water end (W.E.) of reverse osmosis membrane the cleaning structure that reverse osmosis membrane produces water end (W.E.).This cleaning structure is in reverse osmosis membrane water producing pipe terminal and abandons the detergent line that water lines water outlet end is connected with the object that can reach flushing and cleaning reverse osmosis membrane, is serially connected with pilot piping and opens and closed magnetic valve in detergent line.
After the product mouth of a river of reverse osmosis membrane is collaborated by T-valve, connect electric conductivity detector, T-valve is connect after electric conductivity detector, wherein a road connection abandons water pipe for connecting after detergent line and connected electromagnetic valve again, another road connects ultrapure water water producing pipe road, cistern free produce the equipment of ultrapure water by tap water, overturning the method for traditional use reverse osmosis membrane, is reverse osmosis (being called for short RO film) uses one of theory to innovate greatly.This design not only prevents the stripping of water tank or extraneous bacterium to breed the pollution brought at water tank, and eliminates the structure that traditional mode of production ultrapure water system adopts water tank to produce, and cistern free design can maximum saving space, meets the laboratory requirement that floor space is little.This ultrapure water apparatus is installed simple, only needs insertion tap water water inlet pipe and RO to abandon water pipe, and connecting power supply can use.Adopt this novel without the need to cisten mechanism, the water tank in prior art is removed rear pipeline connection, by this novel texture.
Scheme shown in this patent, after eliminating water tank, directly RO aquatic products water pipe is connected follow-up ultrapure water part, specific practice is as follows: interface RO aquatic products water pipe directly being connected the original connection water tank water outlet of the threeway part before ultrapure water column.
accompanying drawing illustrates:
Fig. 1 cistern free produces the equipment flow circuit diagram of ultrapure water by tap water;
Fig. 2 has water tank to produce the equipment flow circuit diagram of ultrapure water by tap water.
Embodiment
Cistern free produces the device of ultrapure water by tap water, in the piping system of producing ultrapure water equipment, increases at the product water end (W.E.) of reverse osmosis membrane the cleaning structure that reverse osmosis membrane produces water end (W.E.).This cleaning structure is in reverse osmosis membrane water producing pipe terminal and abandons the detergent line that water lines water outlet end is connected with the object that can reach flushing and cleaning reverse osmosis membrane, is serially connected with pilot piping and opens and closed magnetic valve in detergent line.
After the product mouth of a river of reverse osmosis membrane is collaborated by T-valve, connect electric conductivity detector, connect T-valve after electric conductivity detector, wherein a road connects after connecting detergent line and connected electromagnetic valve again and abandons water pipe, and another road connects ultrapure water water producing pipe road.
Cistern free described in this patent produces the equipment of ultrapure water by tap water, directly enters follow-up super purification column after RO film produces pure water, but not after water tank stores, enters super purification column again as common.
This novel improved flow path designs, RO Membrane cleaning is provided with two kinds of cleaning ways: 1. traditional flushing, and this pattern uses tap water to rinse RO film front.2. clean, the RO film back side is cleaned, that is to say the product water end (W.E.) of cleaning RO film.
When producing ultrapure water, being performed by Controlling System and postponing water intaking, automatically can carry out the RO film Rapid Cleaning of a very short time, guarantee that producing water quality meets the requirements.
When performing RO Membrane cleaning, by detergent line, system can, by the open and close of magnetic valve, be made to be increased by the current of RO film, and produce water end (W.E.) by the water cleaning RO film of large discharge, these rinse water are finally discarded.
When user starts to fetch water, the cleaning that can automatically carry out 30 seconds need only pre-set in control texture, just can take ultrapure water afterwards.
Water purification machine can clean automatically according to designing in advance, and this program has designed in the motherboard, without the need to manual operation.
Below in conjunction with accompanying drawing, the equipment that the cistern free described in this patent produces ultrapure water by tap water is described further.
Be that cistern free produces the equipment of ultrapure water by tap water as shown in Figure 1, first tap water enters 1 prepurification post; This prepurification post inside is filled with refining gac, anti-scaling and Depth Filtration, can remove the particle in water, organism, strong oxidizer and reduce tap water hardness; Treated tap water enters the water-in of 6A reverse osmosis membrane after 5A magnetic valve, 3A RO topping-up pump, 4 tensimeters; The water-in abandoning mouth of a river connection 6B reverse osmosis membrane of 6A reverse osmosis membrane, abandoning after the mouth of a river is shunted of 6B reverse osmosis membrane connects 5B magnetic valve and 8 flow-limiting valves, collaborate by abandoning water pipe discharge, the product mouth of a river of 6A reverse osmosis membrane and the product mouth of a river of 6B reverse osmosis membrane enter 9A electric conductivity detector after being collaborated by T-valve again; Connect T-valve after 9A electric conductivity detector, a road connection 5E magnetic valve connects again abandons water pipe, and after 9A electric conductivity detector detection RO water is defective, 5E magnetic valve is opened, and RO produces water and discards, and realizes the defective discharge function of reverse osmosis water; Separately lead up to enter through T-valve after 7A check valve and 10 surpass purification column, T-valve and 10 surpass between purification column and can have 14 double-wavelength ultraviolet lamp, ultrapure water after 10 surpassing purification column enters 9B Resistivity testing instrument, 9B Resistivity testing instrument rear connecting tee valve, water end (W.E.) connected electromagnetic valve 5D is produced at pure water in one tunnel, after 9B Resistivity testing instrument detects product hydration lattice, 5D magnetic valve is opened, and produces the mouth of a river and can take pure water; One tunnel connects 3B recycle pump, the T-valve after 9A electric conductivity detector is connected after a check valve, 5D closed electromagnetic valve after 9B Resistivity testing instrument detection product water is defective, 3B recycle pump is opened, and ultrapure water can continue circulation until 9B Resistivity testing instrument detects product hydration lattice.
During flushing, 5A, 5B magnetic valve is opened, 5D, 5E closed electromagnetic valve, and waste water is discharged via 5B magnetic valve and 8 flow-limiting valves.
During cleaning, 5D closed electromagnetic valve, now all water all can only flow out from abandoning the mouth of a river.Now 5A, 5E magnetic valve is opened, 5B closed electromagnetic valve.Tap water, after RO film, due to 5B closed electromagnetic valve, only has 8 flow-limiting valves to abandon water.A large amount of water is forced through RO film, enters pipeline shown in Fig. 1.The water of this part large discharge can clean RO film and produce water end (W.E.), and is discharged by 5E magnetic valve.At wash phase, no matter whether up to standard through the water of RO film, all must discard.Traditional water machine structure just can discard when RO product water is defective, but does not occur large discharge cleaning technique.
Above valve, topping-up pump, recycle pump, conductance (resistance) rate detector, ultraviolet lamp, tensimeter are prior art product.
The technical program is compared with scheme before, and maximum difference is: add RO film water producing pipe road and the connection of abandoning water lines, i.e. detergent line, can reach the object of rinsing and cleaning RO film.
We have carried out strict test to the equipment that cistern free produces ultrapure water by tap water, produce water resistance rate and can be stabilized in 18.2 mega-ohm centimeter.
This equipment washing flow is very little, and the increase for water consumption is little.And the consumption of the resin that the circulation of having saved ultrapure water part brings.
Claims (4)
1. a cistern free is produced the device of ultrapure water by tap water, comprise: valve, topping-up pump, recycle pump, conductance (resistance) rate detector, ultraviolet lamp, tensimeter, it is characterized in that: in the piping system of producing ultrapure water equipment, increase at the product water end (W.E.) of reverse osmosis membrane the cleaning structure that reverse osmosis membrane produces water end (W.E.).
2. a kind of cistern free according to claim 1 produces the device of ultrapure water by tap water, it is characterized in that: this cleaning structure is in reverse osmosis membrane water producing pipe terminal and abandons water lines water outlet end and be connected with to reach and rinse and the detergent line of cleaning reverse osmosis membrane.
3. a kind of cistern free according to claim 1 and 2 is produced the device of ultrapure water by tap water, it is characterized in that: in detergent line, be serially connected with pilot piping open and closed magnetic valve.
4. a kind of cistern free according to claim 3 is produced the device of ultrapure water by tap water, it is characterized in that: after the product mouth of a river of reverse osmosis membrane is collaborated by T-valve, connect electric conductivity detector, T-valve is connect after electric conductivity detector, wherein a road connects after connecting detergent line and connected electromagnetic valve again and abandons water pipe, and another road connects ultrapure water water producing pipe road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520008728.9U CN204454804U (en) | 2015-01-07 | 2015-01-07 | Cistern free produces the device of ultrapure water by tap water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520008728.9U CN204454804U (en) | 2015-01-07 | 2015-01-07 | Cistern free produces the device of ultrapure water by tap water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204454804U true CN204454804U (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520008728.9U Active CN204454804U (en) | 2015-01-07 | 2015-01-07 | Cistern free produces the device of ultrapure water by tap water |
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| CN (1) | CN204454804U (en) |
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2015
- 2015-01-07 CN CN201520008728.9U patent/CN204454804U/en active Active
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200628 Address after: 314000 room 401-55, building 1, No. 111, Guigu Er Road, Luoxing street, Jiashan County, Jiaxing City, Zhejiang Province Patentee after: Jiashan Lefeng Biotechnology Co.,Ltd. Address before: 212000, Zhenjiang New District, Jiangsu, Zhenjiang fifteen Road 99 science park two phase of the central research and Development Zone, building 17 Patentee before: ZHENJIANG ORASCOM SCIENTIFIC INSTRUMENTS Co.,Ltd. |
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| TR01 | Transfer of patent right |