CN203700063U - Household water purification machine with concentrated water backflow function - Google Patents
Household water purification machine with concentrated water backflow function Download PDFInfo
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- CN203700063U CN203700063U CN201420093548.0U CN201420093548U CN203700063U CN 203700063 U CN203700063 U CN 203700063U CN 201420093548 U CN201420093548 U CN 201420093548U CN 203700063 U CN203700063 U CN 203700063U
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- water
- concentrated water
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- concentrate recirculation
- filter element
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Abstract
The utility model discloses a household water purification machine with a concentrated water backflow function. The household water purification machine comprises a PP (polypropylene) cotton rough filtration filter element, an activated carbon filter element, a PP cotton fine filtration filter element, a booster pump, an RO (reverse osmosis) membrane filter element and a purified water tank which are arranged sequentially, wherein a concentrated water outlet of the RO membrane filter element is connected with one end of a concentrated water backflow pipe, and the other end of the concentrated water backflow pipe is connected with a raw water inlet pipe; and a TDS (total dissolved solid) tester is connected onto the concentrated water backflow pipe in series, and an alarm device is integrally arranged on the TDS tester; and a concentrated water discharge pipe is arranged in the position, located at the downstream part of the TDS tester, of the concentrated water backflow pipe, a concentrated water discharge hand valve is arranged on the concentrated water discharge pipe, and a concentrated water backflow hand valve and a concentrated water backflow one-way valve are arranged on the concentrated water backflow pipe at the downstream part of the concentrated water discharge pipe. According to the household water purification machine with the concentrated water backflow function, a TDS value of concentrated water is monitored on line, and concentrated water flows back to raw water for circulation according to the monitored TDS value of concentrated water, so that water resources are saved; or a user is reminded to discharge the concentrated water, so that the service life of an RO membrane is guaranteed, and the water purification cost is reduced.
Description
Technical field
The utility model relates to water purification machine technical field, relates in particular to a kind of concentrate recirculation formula domestic water purifying machine.
Background technology
Water purification machine is a kind of water purifying plant that adopts multi-stage filter core to carry out purification of water quality processing, process many uses and do not add the physical methods such as the filtration of chemical substance, absorption, reverse osmosis, floating matter in water, heavy metal, bacterium, virus etc. are all got rid of, to reach the water quality requirement of regulation.Can be divided into according to water purification machine water purification precision the use for laboratory water purification machine that life is drunk type water purification machine (being also domestic water purifying machine) and can be reached the pure water quality requirement in laboratory.
At present, although the manufacturer of domestic water purifying machine is numerous, but the structure of domestic water purifying machine generally comprises that (PP is the abbreviation of English Polypropylene by the cotton coarse filtration filter core of PP, be translated into polypropylene), pre-filtering device, topping-up pump, RO reverse osmosis membrane filter element (RO is the abbreviation of English Reverse Osmosis, is translated into reverse osmosis or reverse osmosis), pure water tank and the microcomputer control unit etc. of the composition such as the cotton essence filter of active carbon filter core, PP filter core.The principle of work of domestic water purifying machine is mainly to adopt reverse osmosis membrane technology, tap water etc. are as former water, first filter through pre-filtering device, after water being applied to certain pressure by topping-up pump again, be pumped to RO reverse osmosis membrane filter element, because the aperture on RO reverse osmosis membrane only has 0.0001 micron, and the diameter of virus generally has 0.02 micron, thereby the mineral element that makes water molecules and ionic state can and flow into pure water tank by reverse osmosis membrane and make pure water, and be dissolved in the most inorganic salt (comprising heavy metal) in water, organism and bacterium, virus etc. cannot see through reverse osmosis membrane, thereby make strict the separating of the pure water penetrating and the condensed water that cannot penetrate (being waste water).
Domestic water purifying machine adopts reverse osmosis membrane technology, in the time that the former water treatments such as tap water are the pure water meeting the demands, also supervene a large amount of dense water, the ratio of pure water and dense water is up to 1:2-1:4, drink requirement because dense water does not reach, directly emit and will cause the significant wastage of valuable water resources.For the situation of this waste water resource, there is such water purification machine, waste pipe is directly accessed to the former water inlet place of water purification machine, carry out circularly purifying, although this water purification machine has been avoided the waste of water resources, but because TDS value that can not on-line monitoring waste water (is the abbreviation of English Total dissolved solids, be translated into dissolvability solid amount, TDS value is higher, represent that the impurity containing in water is more), waste water continues to pass back in former water, in the time that the TDS of waste water value is higher, easily cause the TDS value of the water quality of reverse osmosis unit ingress to rise, can reduce like this work-ing life of reverse osmosis membrane, increase the cost that user purifies waste water.
Summary of the invention
Technical problem to be solved in the utility model is: a kind of concentrate recirculation formula domestic water purifying machine is provided, and the TDS value that this domestic water purifying machine can the dense water of on-line monitoring, and make concentrate recirculation enter former water according to the dense water TDS value of monitoring to reclaim with saving water resource; Or reminding user, by concentrated water discharge, is guaranteed the work-ing life of reverse osmosis membrane, reduce the cost that user purifies waste water.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of concentrate recirculation formula domestic water purifying machine, along the intake direction of pure water water outlet of former water, comprise: the pre-filtering device arranging in turn, described pre-filtering device comprises the cotton coarse filtration filter core of PP, active carbon filter core and the cotton essence filter of the PP filter core of serial connection in turn; Topping-up pump, the water-in of described topping-up pump is connected with the water outlet of the cotton essence filter of described PP filter core; RO reverse osmosis membrane filter element, the feed-water end of described RO reverse osmosis membrane filter element is connected with the water outlet of described topping-up pump; Pure water tank, the pure water water-in of described pure water tank is connected with the pure water water outlet of described RO reverse osmosis membrane filter element; Also comprise
Concentrate recirculation pipe, one end of described concentrate recirculation pipe is connected with the dense water water outlet of described RO reverse osmosis membrane filter element, the other end of described concentrate recirculation pipe is connected with the side ports of line mixer, and described line mixer is arranged on the former water water inlet pipe of domestic water purifying machine;
TDS tester, described TDS tester is serially connected with on described concentrate recirculation pipe, and described TDS tester has been wholely set warning device;
Concentrated water discharge pipe, described concentrated water discharge pipe is arranged on the described concentrate recirculation pipe in described TDS tester downstream, and described concentrated water discharge pipe is provided with concentrated water discharge manual valve;
The downstream that is positioned at described concentrated water discharge pipe on described concentrate recirculation pipe is also provided with concentrate recirculation manual valve and concentrate recirculation check valve successively.
As preferably, described warning device is audible alarm unit or flashing alarm device or acoustic-optic alarm.
As preferably, the filtering accuracy of the cotton coarse filtration filter core of described PP is 5 microns; The filtering accuracy of the cotton essence filter of described PP filter core is 1 micron; The filtering accuracy of described RO reverse osmosis membrane filter element is 0.0001 micron.
Owing to having adopted technique scheme, concentrate recirculation formula domestic water purifying machine of the present utility model is serially connected with TDS tester on concentrate recirculation pipe, and this TDS tester has been wholely set warning device; In Pure-water Making process, dense water TDS value in TDS tester on-line monitoring concentrate recirculation pipe, if the dense water TDS value of monitoring is lower than preset value, user can be by concentrate recirculation manual valve and concentrate recirculation one-way valve opens, make the concentrate recirculation of low TDS value enter former water water inlet pipe, participate in circularly purifying, dense water is recycled, and has reached the object of having saved water resources; If rising, the dense water TDS value that monitors TDS tester reaches preset value, warning device sends sound or/and light warning reminding user, user is by concentrate recirculation manual valve and concentrate recirculation closed check valve, and concentrated water discharge manual valve is opened, by the dense water of high TDS value through concentrated water discharge tube drainage, avoid passing back into former water and affect RO reverse osmosis membrane filter element, thereby can guarantee the work-ing life of reverse osmosis membrane, reduce the cost that user purifies waste water.
Accompanying drawing explanation
Fig. 1 is the structure composition schematic diagram of the utility model embodiment;
In figure: the former water water inlet pipe of 1-; The cotton coarse filtration filter core of 2-PP; 3-shell; 4-topping-up pump; 5-active carbon filter core; The cotton essence filter of 6-PP filter core; 7-RO reverse osmosis membrane filter element; 8-pure water tank; 9-concentrate recirculation pipe; 10-TDS tester; 11-warning device; 12-concentrated water discharge pipe; 13-concentrated water discharge manual valve; 14-concentrate recirculation manual valve; 15-concentrate recirculation check valve; 16-line mixer.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described further non-limiting.In figure, arrow is depicted as the flow direction of water.
As shown in Figure 1, the concentrate recirculation formula domestic water purifying machine of the present embodiment, be provided with shell 3, along the intake direction of pure water water outlet of former water, comprise the pre-filtering device being arranged in turn in shell 3, this pre-filtering device comprises the cotton coarse filtration filter core 2 of PP of serial connection in turn, and the water-in of the cotton coarse filtration filter core 2 of PP is connected with former water water inlet pipe 1; Active carbon filter core 5, active carbon filter core 5 is selected granulated active carbon filter core or carbon-point active carbon filter core; And the cotton essence filter of PP filter core 6.Wherein, the water outlet of the cotton essence filter of PP filter core 6 is connected with the water-in of topping-up pump 4; The feed-water end of RO reverse osmosis membrane filter element 7 is connected with the water outlet of topping-up pump 4; The pure water water-in of pure water tank 8 is connected with the pure water water outlet of RO reverse osmosis membrane filter element 7.
The dense water water outlet of RO reverse osmosis membrane filter element 7 connects one end of concentrate recirculation pipe 9, and the other end of concentrate recirculation pipe 9 is connected with the side ports of line mixer 16, and line mixer 16 is arranged on the former water water inlet pipe 1 of domestic water purifying machine.On concentrate recirculation pipe 9, be serially connected with TDS tester 10, this TDS tester 10 has been wholely set warning device 11.The downstream position that is positioned at TDS tester 10 on concentrate recirculation pipe 9 is equipped with concentrated water discharge pipe 12, is provided with concentrated water discharge manual valve 13 on concentrated water discharge pipe 12.The downstream that is positioned at concentrated water discharge pipe 12 on concentrate recirculation pipe 9 is also provided with concentrate recirculation manual valve 14 and concentrate recirculation check valve 15 successively.
Wherein, warning device 11 can be selected audible alarm unit commonly known in the art or flashing alarm device or acoustic-optic alarm.
Wherein, the filtering accuracy of the cotton coarse filtration filter core 2 of PP is preferably 5 microns; The filtering accuracy of the cotton essence filter of PP filter core 6 is preferably 1 micron; The filtering accuracy of RO reverse osmosis membrane filter element 7 is preferably 0.0001 micron.
While utilizing concentrate recirculation formula domestic water purifying machine Pure-water Making of the present utility model, generally using tap water as former water, former water is flowed through after the cotton coarse filtration filter core 2 of PP, active carbon filter core 5 and the cotton essence filter of PP filter core 6 successively through former water water inlet pipe 1, after water after to preposition filtration applies certain pressure by topping-up pump 4 again, be pumped to RO reverse osmosis membrane filter element 7, the mineral element of water molecules and ionic state can and flow into pure water tank 8 by RO reverse osmosis membrane filter element 7 and make pure water; Dense water TDS value in TDS tester 10 on-line monitoring concentrate recirculation pipes 9 simultaneously, if the dense water TDS value of monitoring is lower than preset value, user can open concentrate recirculation manual valve 14 and concentrate recirculation check valve 15, make the dense water of low TDS value pass back into former water water inlet pipe 1 through line mixer 16, participate in circularly purifying, dense water is recycled, and has reached the object of saving water resource; If rising, the dense water TDS value that monitors TDS tester 10 reaches preset value, 11 of warning devices send sound or/and light warning reminding user, user closes concentrate recirculation manual valve 14 and concentrate recirculation check valve 15, and concentrated water discharge manual valve 13 is opened, the dense water of high TDS value is discharged through concentrated water discharge pipe 12, avoid passing back into former water and affect RO reverse osmosis membrane filter element 7, thereby guaranteed the work-ing life of reverse osmosis membrane, reduced the cost that user purifies waste water.
Concentrate recirculation formula domestic water purifying machine of the present utility model, by the TDS value of the dense water of on-line monitoring, and makes concentrate recirculation enter former water to reclaim with saving water resource according to the dense water TDS value of monitoring; Or reminding user, by concentrated water discharge, has been guaranteed the work-ing life of reverse osmosis membrane, reduce the cost that user purifies waste water.
The above is only giving an example of the utility model preferred embodiments, and the part of wherein not addressing is in detail those of ordinary skills' known technology.Protection domain of the present utility model is as the criterion with the content of claim, and any equivalent transformation carrying out based on technology enlightenment of the present utility model, also within protection domain of the present utility model.
Claims (3)
1. a concentrate recirculation formula domestic water purifying machine, along the intake direction of pure water water outlet of former water, comprising: the pre-filtering device arranging in turn, and described pre-filtering device comprises the cotton coarse filtration filter core of PP, active carbon filter core and the cotton essence filter of the PP filter core of serial connection in turn; Topping-up pump, the water-in of described topping-up pump is connected with the water outlet of the cotton essence filter of described PP filter core; RO reverse osmosis membrane filter element, the feed-water end of described RO reverse osmosis membrane filter element is connected with the water outlet of described topping-up pump; Pure water tank, the pure water water-in of described pure water tank is connected with the pure water water outlet of described RO reverse osmosis membrane filter element; It is characterized in that, also comprise
Concentrate recirculation pipe, one end of described concentrate recirculation pipe is connected with the dense water water outlet of described RO reverse osmosis membrane filter element, the other end of described concentrate recirculation pipe is connected with the side ports of line mixer, and described line mixer is arranged on the former water water inlet pipe of domestic water purifying machine;
TDS tester, described TDS tester is serially connected with on described concentrate recirculation pipe, and described TDS tester has been wholely set warning device;
Concentrated water discharge pipe, described concentrated water discharge pipe is arranged on the described concentrate recirculation pipe in described TDS tester downstream, and described concentrated water discharge pipe is provided with concentrated water discharge manual valve;
The downstream that is positioned at described concentrated water discharge pipe on described concentrate recirculation pipe is also provided with concentrate recirculation manual valve and concentrate recirculation check valve successively.
2. concentrate recirculation formula domestic water purifying machine as claimed in claim 1, is characterized in that: described warning device is audible alarm unit or flashing alarm device or acoustic-optic alarm.
3. concentrate recirculation formula domestic water purifying machine as claimed in claim 1 or 2, is characterized in that: the filtering accuracy of the cotton coarse filtration filter core of described PP is 5 microns; The filtering accuracy of the cotton essence filter of described PP filter core is 1 micron; The filtering accuracy of described RO reverse osmosis membrane filter element is 0.0001 micron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420093548.0U CN203700063U (en) | 2014-03-03 | 2014-03-03 | Household water purification machine with concentrated water backflow function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420093548.0U CN203700063U (en) | 2014-03-03 | 2014-03-03 | Household water purification machine with concentrated water backflow function |
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| Publication Number | Publication Date |
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| CN203700063U true CN203700063U (en) | 2014-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420093548.0U Expired - Fee Related CN203700063U (en) | 2014-03-03 | 2014-03-03 | Household water purification machine with concentrated water backflow function |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104193020A (en) * | 2014-09-09 | 2014-12-10 | 浙江沁园水处理科技有限公司 | Water purifier with intelligent water-saving function |
| CN104973699A (en) * | 2015-06-10 | 2015-10-14 | 芜湖市晨曦新型建材科技有限公司 | Reverse osmosis water purifier |
| CN105600849A (en) * | 2016-03-08 | 2016-05-25 | 胡秀娟 | Control method and system for water purifier |
| CN105753103A (en) * | 2016-02-27 | 2016-07-13 | 孙华 | Liquid purifying method and liquid purifying system |
| CN106145265A (en) * | 2016-08-06 | 2016-11-23 | 日出东方太阳能股份有限公司 | Hybrid water is to water pressure water tank and high-recovery counter-infiltration system and the method improving the reverse osmosis purified water rate of recovery |
| CN106467333A (en) * | 2015-10-27 | 2017-03-01 | 宁波安吉尔环保科技有限公司 | A kind of integral type purifying drinking appliance of waste water recoverable |
| WO2017143606A1 (en) * | 2016-02-27 | 2017-08-31 | 孙华 | Method and system for liquid purification |
| WO2017152358A1 (en) * | 2016-03-08 | 2017-09-14 | 胡秀娟 | Method and system for controlling water purifier |
| CN107952368A (en) * | 2016-10-14 | 2018-04-24 | 上海奔泰水处理设备有限公司 | Water purifier |
| CN108423760A (en) * | 2017-02-14 | 2018-08-21 | 杜也兵 | The reverse osmosis water purifier of row's NF concentrated water reuse control device is set |
| CN108423761A (en) * | 2017-02-14 | 2018-08-21 | 杜也兵 | The reverse osmosis water purifier of row's concentrated water control device is set |
| CN110260022A (en) * | 2019-06-05 | 2019-09-20 | 鲁浩杰 | A kind of integrated regulating valve of concentrated water discharge reflux |
-
2014
- 2014-03-03 CN CN201420093548.0U patent/CN203700063U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104193020B (en) * | 2014-09-09 | 2015-11-04 | 浙江沁园水处理科技有限公司 | A kind of water purifier with intelligent water-saving function |
| CN104193020A (en) * | 2014-09-09 | 2014-12-10 | 浙江沁园水处理科技有限公司 | Water purifier with intelligent water-saving function |
| CN104973699A (en) * | 2015-06-10 | 2015-10-14 | 芜湖市晨曦新型建材科技有限公司 | Reverse osmosis water purifier |
| CN106467333A (en) * | 2015-10-27 | 2017-03-01 | 宁波安吉尔环保科技有限公司 | A kind of integral type purifying drinking appliance of waste water recoverable |
| CN105753103A (en) * | 2016-02-27 | 2016-07-13 | 孙华 | Liquid purifying method and liquid purifying system |
| WO2017143606A1 (en) * | 2016-02-27 | 2017-08-31 | 孙华 | Method and system for liquid purification |
| CN105600849A (en) * | 2016-03-08 | 2016-05-25 | 胡秀娟 | Control method and system for water purifier |
| WO2017152358A1 (en) * | 2016-03-08 | 2017-09-14 | 胡秀娟 | Method and system for controlling water purifier |
| CN106145265A (en) * | 2016-08-06 | 2016-11-23 | 日出东方太阳能股份有限公司 | Hybrid water is to water pressure water tank and high-recovery counter-infiltration system and the method improving the reverse osmosis purified water rate of recovery |
| CN107952368A (en) * | 2016-10-14 | 2018-04-24 | 上海奔泰水处理设备有限公司 | Water purifier |
| CN108423760A (en) * | 2017-02-14 | 2018-08-21 | 杜也兵 | The reverse osmosis water purifier of row's NF concentrated water reuse control device is set |
| CN108423761A (en) * | 2017-02-14 | 2018-08-21 | 杜也兵 | The reverse osmosis water purifier of row's concentrated water control device is set |
| CN110260022A (en) * | 2019-06-05 | 2019-09-20 | 鲁浩杰 | A kind of integrated regulating valve of concentrated water discharge reflux |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20180303 |