CN2848833Y - On line regeneration reverse osmosis water purifier using water demineralization filtering core - Google Patents
On line regeneration reverse osmosis water purifier using water demineralization filtering core Download PDFInfo
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- CN2848833Y CN2848833Y CN 200520046622 CN200520046622U CN2848833Y CN 2848833 Y CN2848833 Y CN 2848833Y CN 200520046622 CN200520046622 CN 200520046622 CN 200520046622 U CN200520046622 U CN 200520046622U CN 2848833 Y CN2848833 Y CN 2848833Y
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Abstract
The utility model discloses an on line regeneration reverse osmosis water purifier using a water demineralization filtering core, which comprises a water inlet three-way which is connected by a pipe line, a pre filter core, a lower water pressure switch, a water inlet electromagnetic valve, a charcoal filter core, a water softening filter core, a high-pressure pump, a reverse osmosis membrane element, a high water pressure switch, a pressure water bucket, a postposition activated charcoal filter core, a tap, a back-flushing electromagnetic valve, a waste water proportional controller and a control circuit, and all the components are all directly arranged or indirectly arranged inside and outside a machine shell. The water softening filter core is arranged between the charcoal filter core and the high pressure pump. The utility model is characterized in that the on line regeneration reverse osmosis water purifier using a water demineralization filtering core also comprises a regenerating device of the water softening filter core, and the regenerating device of the water softening filter core is composed of a regenerating pipeline, a regenerating salt bucket which is connected to the regenerating pipeline and a regenerating electromagnetic valve. Under the condition of no taking out of a filter bottle, the on-line regeneration of softening resin can be carried out by the utility model, and at the same time, the regenerating efficiency of a softening filter core is improved and the use period of the softening filter core is prolonged.
Description
Technical Field
The utility model relates to a domestic water purification unit especially relates to an online regeneration formula reverse osmosis water purifier of water softening filter core.
Background
At present, a known household reverse osmosis (nanofiltration) water purifier with a softening filter element comprises a pretreatment and reverse osmosis (nanofiltration) membrane element and post-positioned active carbon, wherein a common process of the pretreatment comprises a 5-micron PP filter element, a particle active carbon filter element and a softening resin filter element, in normal use, as insoluble salt (usually carbonate or sulfate of calcium and magnesium) in inlet water is concentrated by the reverse osmosis (nanofiltration) membrane element and then deposited on the surface of the membrane element to influence the performance of the membrane element, the common softening resin exchanges calcium ions and magnesium ions into sodium ions, and the specific reaction is as follows:
exchanging:
however, the softened resin filter element loses the exchange capacity after being used for a period of time due to the limitation of the exchange capacity, and a high-concentration sodium chloride solution is required to be used for regenerating the resin in order to recover the exchange capacity, and the specific reaction is as follows:
regeneration:
when a user regenerates the softened resin, the softened resin needs to be taken out of the filter flask and put into a sodium chloride solution for soaking, the regeneration efficiency of the regeneration method is very low due to the extremely high filling density of the resin, and only 25-30% of the resin can recover the exchange capacity after testing and is far lower than 70% of the regeneration efficiency of downstream regeneration, so that the actual use performance is influenced, the operation is inconvenient, and the filter flask is not installed properly and has the possibility of water leakage.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an online regeneration formula reverse osmosis water purifier of water softening filter core is provided, this reverse osmosis water inlet ware can not only get rid of impurity such as silt, colloid, microorganism, virus, organic matter and inorganic salt in the aquatic, can also make the userunder the condition that does not take out the filter flask, carry out the online regeneration of softening resin, improved simultaneously and softened filter core regeneration efficiency and prolonged the filter core life cycle of softening, made things convenient for user's use.
The utility model discloses realize solving technical problem and realizing through following technical scheme:
an online water softening filter element regeneration type reverse osmosis water purifier comprises a water inlet tee joint, a pre-filtering element, a low water pressure switch, a water inlet electromagnetic valve, a carbon filter element, a water softening filter element, a high pressure pump, a reverse osmosis membrane element, a high water pressure switch, a pressure water bucket, a postposition activated carbon filter element, a faucet, a backflushing electromagnetic valve and a wastewater proportion controller which are connected by pipelines; a control circuit; all above-mentioned each parts all direct mount or indirect the installation pass through inside and outside the casing, water softening filter core set up between carbon filter core and high-pressure pump, its characterized in that: the water softening filter element regeneration device is composed of a regeneration pipeline, a regeneration salt barrel connected to the regeneration pipeline and a regeneration electromagnetic valve; wherein the water outlet end of the regeneration pipeline is communicated with the pipeline between the carbon filter element and the water softening filter element, the water inlet end of the regeneration pipeline is communicated with the pipeline between the concentrated water outlet of the reverse osmosis membrane and the wastewater proportional controller, and the regeneration electromagnetic valve is positioned on the regeneration pipeline between the regenerated salt barrel and the water inlet end of the regeneration pipeline and is connected with the control circuit by a lead.
In order to sterilize the reverse osmosis purified water to obtain better water quality, the water softening filter element online regeneration type reverse osmosis water purifier further comprises an ultraviolet sterilizer arranged on a pipeline between the rear activated carbon filter element and the faucet and connected with the control circuit through a lead.
Adopt above-mentioned technical scheme, the utility model has the advantages that make the user under the condition that does not take out the filter flask through the water softening filter core regenerating unit that increases, carry out the online regeneration of softening resin, improved simultaneously and softened filter core regeneration efficiency and prolonged and soften filter core life cycle, made things convenient for user's use.
Drawings
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments;
fig. 1 is a schematic view of the pipeline connection of each component in the present invention.
Detailed Description
Fig. 1 shows an online water softening filter element regeneration type reverse osmosis water purifier, which comprises a water inlet tee joint 1, a pre-filtering element 2 (a 5 mu PPF filter element), a low water pressure switch 3, a water inlet electromagnetic valve 4, a carbon filter element 5 (a particle activated carbon filter element), a water softening filter element 6, a high pressure pump 7, a reverse osmosis membrane element 8 (or called a nanofiltration membrane element), a high water pressure switch 9, a pressure water barrel 10, a rear activated carbon filter element 11, a water tap 12 (a gooseneck water tap), a back flushing electromagnetic valve 13, a wastewater proportion controller 14 and a control circuit, wherein the water inlet tee joint 1 is connected with the water inlet tee joint 1; all the components are directly or indirectly arranged inside and outside the machine shell; wherein the water inlet tee joint 1, the pre-filtering core 2, the low water pressure switch 3, the water inlet electromagnetic valve 4, the carbon filter core 5, the water softening filter core 6, the high pressure pump 7 and the reverse osmosis membrane element 8 are sequentially connected by a pipeline; the reverse osmosis membrane element 8 is connected to the back flush solenoid valve 13 via the concentrated water outlet 801 and to the high water pressure switch 9 via the produced water outlet 802. Two ends 141 and 142 of the waste water proportion controller 14 are respectively connected to the water inlet pipeline and the water outlet pipeline of the backflushing electromagnetic valve 13. The high water pressure switch 9 is finally divided into two paths, one path is connected with the pressure water barrel 10, and the other path is connected with the rear active carbon filter element 11 and the water tap 12 in sequence through pipelines; the water inlet electromagnetic valve 4, the high-pressure pump 7, the recoil electromagnetic valve 13, the low water pressure switch 3 and the high water pressure switch 9 are respectively connected with the control circuit through leads.
In addition, the household reverse osmosis water purifier also comprises a water softening filter element regeneration device, wherein the water softening filter element regeneration device consists of a regeneration pipeline 15, a regenerated salt barrel 16 connected to the regeneration pipeline 15 and a regeneration electromagnetic valve 17; wherein the water outlet end 151 of the regeneration pipeline 15 is communicated with the pipeline between the carbon filterelement 5 and the water softening filter element 6, the water inlet end 152 is communicated with the pipeline between the concentrated water outlet 801 of the reverse osmosis membrane element 8 and the wastewater proportion controller 14, and the regeneration electromagnetic valve 17 is positioned on the regeneration pipeline between the regenerated salt barrel 16 and the water inlet end 152 of the regeneration pipeline 15 and is connected with the control circuit by a lead.
In order to sterilize the reverse osmosis purified water to obtain better water quality, the household reverse osmosis water purifier also comprises an ultraviolet sterilizer 18 which is arranged on a pipeline between the post-positioned active carbon filter element 11 and the water faucet 12 and is connected with a control circuit by a lead.
The utility model relates to a water softening filter core on-line regeneration formula reverse osmosis water purifier's working process is like:
when the water inlet tee joint 1 is opened, tap water sequentially flows through a prefilter element 2, a low water pressure switch 3, a water inlet electromagnetic valve 4, a carbon filter element 5 and a water softening filter element 6 through the water inlet tee joint 1 during normal water production, then enters a reverse osmosis membrane element 8 after being pressurized by a high-pressure pump 7, under the driving of pressure, the inlet water is divided into two parts, one part of the inlet water is subjected to osmosis purification by a reverse osmosis membrane and then enters a pressure water barrel 10 for storage, when the water is used, a water faucet 12 is driven, and the purified water flows through a post-positioned activated carbon 11 and an ultraviolet sterilizer 18 and flows out of the water faucet; the other part of the feed water is concentrated and flows out of the reverse osmosis membrane element 8, and is discharged out of the water purifier through the waste water ratio controller 14, and the regeneration electromagnetic valve 17 is closed at this time.
The softened resin in the water softening filter element 16 is regenerated only by closing the water inlet electromagnetic valve 4, adding a certain amount of sodium chloride into the regenerated salt barrel 16, opening the regeneration electromagnetic valve 17, closing the back-flushing electromagnetic valve 13, and opening the high-pressure pump 7, wherein the sodium chloride in the regenerated salt barrel 17 is dissolved by the backflow concentrated water and circularly enters the water softening filter element 6 along with the backflow concentrated water to regenerate the softened resin, and the softening function is recovered. And after the regeneration is finished, opening the recoil electromagnetic valve 13 and flushing for 5 minutes.
The foregoing detailed description is given for the purpose of illustration only, to better enable others skilled in the art to understand and practice the invention, and is not to be construed as limiting the scope of the invention; any equivalent changes or modifications made according to the spirit of the present invention are within the protection scope of the present invention.
Claims (2)
1. An online water softening filter element regeneration type reverse osmosis water purifier comprises a water inlet tee joint, a pre-filtering element, a low water pressure switch, a water inlet electromagnetic valve, a carbon filter element, a water softening filter element, a high pressure pump, a reverse osmosis membrane element, a high water pressure switch, a pressure water bucket, a postposition activated carbon filter element, a faucet, a backflushing electromagnetic valve and a wastewater proportion controller which are connected by pipelines; a control circuit; all above-mentioned each parts all direct mount or indirect the installation pass through inside and outside the casing, water softening filter core set up between carbon filter core and high-pressure pump, its characterized in that: the water softening filter element regeneration device is composed of a regeneration pipeline, a regeneration salt barrel connected to the regeneration pipeline and a regeneration electromagnetic valve; wherein the water outlet end of the regeneration pipeline is communicated with the pipeline between the carbon filter element and the water softening filter element, the water inlet end of the regeneration pipeline is communicated with the pipeline between the concentrated water outlet of the reverse osmosis membrane and the wastewater proportional controller, and the regeneration electromagnetic valve is positioned on the regeneration pipeline between the regenerated salt barrel and the water inlet end of the regeneration pipeline and is connected with the control circuit by a lead.
2. The water softening filter element online regeneration type reverse osmosis water purifier as claimed in claim 1, wherein: an ultraviolet sterilizer is arranged on the pipeline between the rear active carbon filter element and the water tap, and the ultraviolet sterilizer is connected with the control circuit through a lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520046622 CN2848833Y (en) | 2005-11-17 | 2005-11-17 | On line regeneration reverse osmosis water purifier using water demineralization filtering core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520046622 CN2848833Y (en) | 2005-11-17 | 2005-11-17 | On line regeneration reverse osmosis water purifier using water demineralization filtering core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2848833Y true CN2848833Y (en) | 2006-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520046622 Expired - Fee Related CN2848833Y (en) | 2005-11-17 | 2005-11-17 | On line regeneration reverse osmosis water purifier using water demineralization filtering core |
Country Status (1)
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|---|---|
| CN (1) | CN2848833Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101891278A (en) * | 2010-07-16 | 2010-11-24 | 江苏正本净化节水科技实业有限公司 | Regeneration method and regeneration device of softening core of pressure type softening multi-stage water purifier |
| CN102701503A (en) * | 2012-04-19 | 2012-10-03 | 兰州联创环保节能设备科技有限公司 | Full-automatic direct-drinking cold and hot purified water machine |
| CN102730798A (en) * | 2011-04-13 | 2012-10-17 | 江苏正本净化节水科技实业有限公司 | Wastewater free reverse osmosis water purifier with automatic softening and regeneration pretreatment |
| CN102897943A (en) * | 2011-07-27 | 2013-01-30 | 三浦工业株式会社 | Water treatment system |
| CN103382059A (en) * | 2013-07-19 | 2013-11-06 | 深圳市沃泰克环保设备有限公司 | Water purification machine and control method thereof |
| CN105879693A (en) * | 2016-05-19 | 2016-08-24 | 苏州优斯曼环保科技有限公司 | Maintenance method of water-purifying filtering core |
| CN107995852A (en) * | 2015-06-19 | 2018-05-04 | 比特龙有限公司 | Integrated package for dish-washing machine |
| CN115259533A (en) * | 2022-08-09 | 2022-11-01 | 北京图南医疗设备有限公司 | Intelligent dynamic water-saving two-stage reverse osmosis water treatment equipment |
-
2005
- 2005-11-17 CN CN 200520046622 patent/CN2848833Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101891278A (en) * | 2010-07-16 | 2010-11-24 | 江苏正本净化节水科技实业有限公司 | Regeneration method and regeneration device of softening core of pressure type softening multi-stage water purifier |
| CN102730798A (en) * | 2011-04-13 | 2012-10-17 | 江苏正本净化节水科技实业有限公司 | Wastewater free reverse osmosis water purifier with automatic softening and regeneration pretreatment |
| CN102730798B (en) * | 2011-04-13 | 2013-11-06 | 江苏正本净化节水科技实业有限公司 | Wastewater free reverse osmosis water purifier with automatic softening and regeneration pretreatment |
| CN102897943A (en) * | 2011-07-27 | 2013-01-30 | 三浦工业株式会社 | Water treatment system |
| CN102701503A (en) * | 2012-04-19 | 2012-10-03 | 兰州联创环保节能设备科技有限公司 | Full-automatic direct-drinking cold and hot purified water machine |
| CN102701503B (en) * | 2012-04-19 | 2014-02-12 | 兰州联创环保节能设备科技有限公司 | Full-automatic direct-drinking cold and hot purified water machine |
| CN103382059A (en) * | 2013-07-19 | 2013-11-06 | 深圳市沃泰克环保设备有限公司 | Water purification machine and control method thereof |
| CN107995852A (en) * | 2015-06-19 | 2018-05-04 | 比特龙有限公司 | Integrated package for dish-washing machine |
| CN105879693A (en) * | 2016-05-19 | 2016-08-24 | 苏州优斯曼环保科技有限公司 | Maintenance method of water-purifying filtering core |
| CN115259533A (en) * | 2022-08-09 | 2022-11-01 | 北京图南医疗设备有限公司 | Intelligent dynamic water-saving two-stage reverse osmosis water treatment equipment |
| CN115259533B (en) * | 2022-08-09 | 2024-01-26 | 北京图南医疗设备有限公司 | Intelligent dynamic water-saving two-stage reverse osmosis water treatment equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: AO SMITH (SHANGHAI) WATER TREATMENT PRODUCTS CO., Free format text: FORMER OWNER: JIANITE( SHANGHAI ) PURE WATER EQUIPMENT CO., LTD. Effective date: 20090327 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090327 Address after: Room 1203, A building, No. 58, Sun Jia house, Hua Cao Town, Shanghai, Minhang District, China: 201106 Patentee after: A.O. Smith (Shanghai) Water Treatment Products Co. Address before: Block C, block 4, min Bei Industrial Zone, Shanghai, Minhang District, China: 201103 Patentee before: Chanitex (Shanghai) Pure-Water Equipment Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061220 Termination date: 20121117 |