CN202415306U - Device for preparing water for injection by utilizing reverse osmosis and ultrafiltration combined membrane method - Google Patents
Device for preparing water for injection by utilizing reverse osmosis and ultrafiltration combined membrane method Download PDFInfo
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- CN202415306U CN202415306U CN2011205356673U CN201120535667U CN202415306U CN 202415306 U CN202415306 U CN 202415306U CN 2011205356673 U CN2011205356673 U CN 2011205356673U CN 201120535667 U CN201120535667 U CN 201120535667U CN 202415306 U CN202415306 U CN 202415306U
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- water
- reverse osmosis
- ultrafiltration
- injection
- combined films
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Abstract
The utility model discloses a device for preparing water for injection by utilizing a reverse osmosis and ultrafiltration combined membrane method. The device comprises a raw water preprocessing device and a secondary reverse osmosis water for injection preparing device, wherein the raw water processing device comprises a raw water tank, a raw water pump, a water preprocessing high efficiency filter, a cartridge filter and an ultrafilter which are sequentially connected; the secondary reverse osmosis water for injection preparing device comprises a middle water tank, a booster pump, a primary high-pressure pump, a primary reverse osmosis device, a secondary high-pressure pump and a secondary reverse osmosis device which are sequentially connected; and an outlet of the ultrafilter is connected with an inlet of the middle water tank. The device for preparing the water for injection by utilizing the reverse osmosis and ultrafiltration combined membrane method has the advantages of being simple in operating process, energy-saving without heat energy consumption and low in operating cost due to the adoption of the technical scheme; and capable of eliminating various impurities with multiple levels and effects, and high in desalting efficiency due to the adoption of a preprocessing-secondary reverse osmosis membrane method processing-post-processing technology. The quality of produced water meets requirements of a pharmacopoeia for the water for injection.
Description
Technical field
The utility model belongs to water-treatment technology field, and the two-pass reverse osmosis that especially relates to a kind of high decreasing ratio combines ultrafiltrationmembrane process to prepare the device of water for injection.
Background technology
In the water of each mass that pharmaceutical industry is used, water for injection (WFI) all is most important in the water for pharmaceutical purposes all the time, and is also just higher to its specification of quality.At present, Chinese pharmaceutical enterprises generally all adopts distillation method to prepare water for injection, and this technology has obtained the approval of industry, and technology is comparative maturity also.Yet; Also exist deficiency; Be mainly reflected on safety and the energy consumption, the stilling chamber cost is very high, and distillatory source water must be purified water (purified water must satisfy the CP cleanliness standard the same with water for injection) and use cleaning steam as heating medium; So their running cost is very high, and there is certain potential safety hazard in distillation tower.
It is the new developing technology sixties that reverse osmosis membrane prepares the pure water technology; Because its operating procedure is simple; Desalination and depyrogenation efficient are high and both economical, and USP records the official method as preparation water for injection with reverse osmosis method continuously since 19 editions.How under lower running cost condition, obtain that stable to meet the water for injection that pharmacopeia requires be the target that we pursue.
The utility model content
The utility model technical problem to be solved provides a kind of two-pass reverse osmosis and combines ultrafiltrationmembrane process to prepare the water for injection device, makes running cost low, saves energy consumption, produces water water quality and meets the pharmacopeia requirement.
For solving the problems of the technologies described above; The utility model adopts following technical scheme: the device of r-o-ultrafiltration combined films method preparation injection water; Comprise former water pre-treatment means and two-pass reverse osmosis device, said former water pre-treatment means comprises raw water box, raw water pump, water pretreatment high efficiency filter, security personnel's strainer and the ultra-fine filter that connects successively; Said two-pass reverse osmosis device comprises intermediate water tank, topping-up pump, one-level HPP, first-stage reverse osmosis device, secondary HPP and the two-pass reverse osmosis device that connects successively, and the outlet of said ultra-fine filter is connected with the inlet of said intermediate water tank.
As preferably; Also comprise the circulation after-treatment device; Said circulation after-treatment device comprises high temperature resistant UF device, ultraviolet sterilizer, water for injection water tank and the plate-type heat exchanger that connects successively; Said high temperature resistant UF device is connected in the rear end of said two-pass reverse osmosis device, and said plate-type heat exchanger is connected to the front end of said two-pass reverse osmosis device.
As preferably, be provided with pure water pump between said water for injection water tank and the plate-type heat exchanger.
As preferably, the rear end of said plate-type heat exchanger is provided with health level barrier film delivery valve.
As preferably, said water pretreatment high efficiency filter front end is provided with the flocculation agent dosing pump.
As preferably, said security personnel's strainer front is provided with the Scale inhibitors dosing pump.
As preferably, said security personnel's strainer is the micropore filter element of 5um.
As preferably, draw on the water inlet pipe that picks out concentrate recirculation pipe a to ultra-fine filter on the concentrated water discharge pipe of said ultra-fine filter, and the concentrate recirculation pipe is provided with valve.
As preferably, be provided with the alkali lye dosing pump behind the said first-stage reverse osmosis device.
As preferably, the concentrated water discharge pipe place of said two-pass reverse osmosis device draw pick out two pipelines respectively to the one-level HPP with the secondary HPP before water inlet pipe on, and be respectively equipped with valve on two pipelines.
The utility model is owing to adopted technique scheme, and operating procedure is simple, need not to consume heat energy, makes energy-conservationly, and running cost is low.Adopt the technology of pre-treatment-two-pass reverse osmosis embrane method processing-aftertreatment, multistage multiple-effect is removed various impurity, and desalting efficiency is high, produces water water quality and meets the requirement of water for injection pharmacopeia.
Description of drawings
Fig. 1 is the structural representation of the device of the utility model r-o-ultrafiltration combined films method preparation injection water
Embodiment
Further describe below in conjunction with the embodiment of accompanying drawing the utility model.
Shown in Figure 1ly prepare the device of water for injection, comprise that former water pre-treatment means, two-pass reverse osmosis produce water for injection device, circulation after-treatment device for the utility model two-pass reverse osmosis combines ultrafiltrationmembrane process.Former water pre-treatment means comprises raw water box 1, raw water pump 2, water pretreatment high efficiency filter 3, security personnel's strainer 4 and the ultra-fine filter 5 that connects successively; Two-pass reverse osmosis is produced the water for injection device and is comprised intermediate water tank 6, topping-up pump 7, one-level HPP 8, first-stage reverse osmosis device 9, secondary HPP 10 and the two-pass reverse osmosis device 11 that connects successively; The circulation after-treatment device comprises high temperature resistant UF device 12, ultraviolet sterilizer 13, water for injection water tank 14 and the plate-type heat exchanger 15 that connects successively.
In the former water pre-treatment means; Water pretreatment high efficiency filter 3 inside are provided with the chimney filter device; The chimney filter device adopts many sleeve pipes sieve structure, and filter effect is better, and former water can pass through multi-level gradient and filter; Effluent characteristics significantly improves, and its concrete structure is ZL200910102009.2 Chinese invention patent " high-efficiency, convenient and fast filter for water pretreatment " with reference to the patent No..
Former water adds flocculation agent through flocculation agent dosing pump 16 earlier, and flocculation agent is PAC, and the water that contains a large amount of flocs units gets into water pretreatment high efficiency filter 3, filters through multi-level gradient, can efficiently remove large granular impurity, suspended substance and colloid etc.Water outlet by 17 dosings of Scale inhibitors dosing pump after, handle through security personnel's strainer 4, further remove small-particle impurity, reduce water hardness.Water outlet is handled through ultra-fine filter 5 again, and the aperture of ultra-filtration membrane is 2～100nm, fine particles, colloid, chlorine residue, bacterium, pyrogeneous substance and organism etc. in the ability effectively catching water; On the concentrated water discharge pipe of ultra-fine filter 5, draw on the water inlet pipe that picks out concentrate recirculation pipe 18 a to ultra-fine filter 5; Flow is regulated by the valve on the concentrate recirculation pipe 19; The part concentrate recirculation has improved the utilization ratio of water, has reduced the discharging of liquid concentrator, and partial reflux can improve the ultra-filtration membrane surface velocity simultaneously; Reduce concentration polarization, improved effluent quality.Through after the former water pre-treatment means, water quality satisfies the water inlet requirement of reverse osmosis membrane, for follow-up reverse osmosis membrane filtration has been created favourable condition.
Former water is produced the water for injection device through two-pass reverse osmosis after pre-treatment, wherein behind first-stage reverse osmosis device 9, be provided with alkali lye dosing pump 20, is used to regulate pH value.Two-pass reverse osmosis is produced the water for injection device can effectively remove soluble metal salt, organism, bacterium, pyrogen etc., obtains aseptic high-purity water.The ratio of desalinization of this device is more than 99%; Two-pass reverse osmosis device 11 concentrated water discharge pipe places draw pick out concentrate recirculation pipe I 21 and concentrate recirculation pipe II22 respectively to the one-level HPP 8 with the preceding water inlet pipe of secondary HPP 10 on; Flow is regulated by valve I 23 and valve II24 respectively; The device that this dense moisture level refluxes makes the water recovery reach about 90%, and water quality purity is higher, and concentrated water discharge reduces.
The two-pass reverse osmosis water outlet, is removed particulate, bacterium etc. in the water through high temperature resistant UF device 12 again through the circulation after-treatment device, has guaranteed the terminal quality of water effectively.Water outlet through ultraviolet sterilizer 13 sterilizations, is killed various viruses and bacterium again, produces water and is stored in the water for injection water tank 14.Water in the water for injection water tank 14 is after pure water pump 26 is passed through plate-type heat exchanger 15 heat-shifts; Sterilization circulates between two-pass reverse osmosis device 11, high temperature resistant UF device 12, ultraviolet sterilizer 13, water for injection water tank 14 and plate-type heat exchanger 15; On the circulation line behind the plate-type heat exchanger 15, also be provided with health level barrier film delivery valve 26, output is used for the water intaking of water for injection.
Claims (10)
1. the device of water is injected in the preparation of r-o-ultrafiltration combined films method; It is characterized in that: comprise former water pre-treatment means and two-pass reverse osmosis device, said former water pre-treatment means comprises raw water box, raw water pump, water pretreatment high efficiency filter, security personnel's strainer and the ultra-fine filter that connects successively; Said two-pass reverse osmosis device comprises intermediate water tank, topping-up pump, one-level HPP, first-stage reverse osmosis device, secondary HPP and the two-pass reverse osmosis device that connects successively, and the outlet of said ultra-fine filter is connected with the inlet of said intermediate water tank.
2. the device for preparing the injection water according to the said r-o-ultrafiltration of claim 1 combined films method; It is characterized in that: also comprise the circulation after-treatment device; Said circulation after-treatment device comprises high temperature resistant UF device, ultraviolet sterilizer, water for injection water tank and the plate-type heat exchanger that connects successively; Said high temperature resistant UF device is connected in the rear end of said two-pass reverse osmosis device, and said plate-type heat exchanger is connected to the front end of said two-pass reverse osmosis device.
3. according to the device of the said r-o-ultrafiltration of claim 2 combined films method preparation injection water, it is characterized in that: be provided with pure water pump between said water for injection water tank and the plate-type heat exchanger.
4. according to the device of the said r-o-ultrafiltration of claim 2 combined films method preparation injection water, it is characterized in that: the rear end of said plate-type heat exchanger is provided with health level barrier film delivery valve.
5. according to the device of the said r-o-ultrafiltration of claim 1 combined films method preparation injection water, it is characterized in that: said water pretreatment high efficiency filter front end is provided with the flocculation agent dosing pump.
6. according to the device of the said r-o-ultrafiltration of claim 1 combined films method preparation injection water, it is characterized in that: said security personnel's strainer front is provided with the Scale inhibitors dosing pump.
7. according to the device of the said r-o-ultrafiltration of claim 1 combined films method preparation injection water, it is characterized in that: said security personnel's strainer is the micropore filter element of 5um.
8. according to the device of the said r-o-ultrafiltration of claim 1 combined films method preparation injection water, it is characterized in that: draw on the water inlet pipe that picks out concentrate recirculation pipe a to ultra-fine filter on the concentrated water discharge pipe of said ultra-fine filter, and the concentrate recirculation pipe is provided with valve.
9. according to the device of the said r-o-ultrafiltration of claim 1 combined films method preparation injection water, it is characterized in that: be provided with the alkali lye dosing pump behind the said first-stage reverse osmosis device.
10. the device for preparing the injection water according to the said r-o-ultrafiltration of claim 1 combined films method; It is characterized in that: the concentrated water discharge pipe place of said two-pass reverse osmosis device draw pick out two pipelines respectively to the one-level HPP with the secondary HPP before water inlet pipe on, and be respectively equipped with valve on two pipelines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205356673U CN202415306U (en) | 2011-12-20 | 2011-12-20 | Device for preparing water for injection by utilizing reverse osmosis and ultrafiltration combined membrane method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205356673U CN202415306U (en) | 2011-12-20 | 2011-12-20 | Device for preparing water for injection by utilizing reverse osmosis and ultrafiltration combined membrane method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202415306U true CN202415306U (en) | 2012-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205356673U Expired - Fee Related CN202415306U (en) | 2011-12-20 | 2011-12-20 | Device for preparing water for injection by utilizing reverse osmosis and ultrafiltration combined membrane method |
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| CN (1) | CN202415306U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102491572A (en) * | 2011-12-20 | 2012-06-13 | 浙江晶泉水处理设备有限公司 | Device for preparing injection water by using reverse osmosis ultrafiltration combined membrane method |
| CN103073135A (en) * | 2013-01-24 | 2013-05-01 | 昆明理工大学 | Method for recycling urban sewage |
| CN111704306A (en) * | 2020-07-29 | 2020-09-25 | 凯贤制药设备(南京)有限公司 | Purified water and ultrafiltration water integrated system |
-
2011
- 2011-12-20 CN CN2011205356673U patent/CN202415306U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102491572A (en) * | 2011-12-20 | 2012-06-13 | 浙江晶泉水处理设备有限公司 | Device for preparing injection water by using reverse osmosis ultrafiltration combined membrane method |
| CN103073135A (en) * | 2013-01-24 | 2013-05-01 | 昆明理工大学 | Method for recycling urban sewage |
| CN103073135B (en) * | 2013-01-24 | 2014-01-15 | 昆明理工大学 | Method for recycling urban sewage |
| CN111704306A (en) * | 2020-07-29 | 2020-09-25 | 凯贤制药设备(南京)有限公司 | Purified water and ultrafiltration water integrated system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20171220 |
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| CF01 | Termination of patent right due to non-payment of annual fee |