CN204434312U - Water cleaning systems - Google Patents
Water cleaning systems Download PDFInfo
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- CN204434312U CN204434312U CN201520071237.9U CN201520071237U CN204434312U CN 204434312 U CN204434312 U CN 204434312U CN 201520071237 U CN201520071237 U CN 201520071237U CN 204434312 U CN204434312 U CN 204434312U
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- water
- detecting device
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- waste water
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Abstract
The utility model discloses a kind of water cleaning systems, comprise: composite filter element, composite filter element comprises preprocessing filter element and is nested in the filter membrane component in preprocessing filter element, and composite filter element is provided with original water inlet, pretreated water outlet, pretreated water import, pure water outlet and wastewater outlet; Former water water inlet pipe; Pure water rising pipe; Waste water outlet pipe; Pre-treatment water pipe, pre-treatment water pipe exports with pretreated water and is connected with pretreated water import; Topping-up pump, topping-up pump is located on pre-treatment water pipe; Waste water ratio control valve, waste water ratio control valve is located in waste water outlet pipe, water quality detecting device, and water quality detecting device is located in waste water outlet pipe, and water quality detecting device detects the water quality in waste water outlet pipe; Control device, control device is connected with waste water ratio control valve with water quality detecting device, and control device regulates the flow of waste water ratio control valve according to the information that water quality detecting device detects.
Description
Technical field
The utility model relates to water-treatment technology field, more specifically, relates to a kind of water cleaning systems.
Background technology
Existing water purifying plant adopts PP cotton, gac etc. to connect RO filter core as preposition filter core, again, the water system connected by multi-stage filter core carries out water purification process, the work-ing life of multi-stage filter core is inconsistent, human consumer needs the filter core changed to have 3 to 5 grades more than, frequent purchase filter core and need being changed by the installation personnel of specialty, the experience of human consumer is poor, comprehensive cost is high;
The Wastewater by Electric magnet valve that water-purifying machine uses on the market is at present traditionally arranged to be a kind of waste water ratio, and the water quality of country variant, different geographical varies, moreover along with the change of filter core life cycle, the rate of recovery of waste water is also in constantly change, and the Wastewater by Electric magnet valve being obviously fixedly installed waste water ratio cannot meet people for the more and more high requirement of water-purifying machine.
Utility model content
The utility model is intended to one of solve the problems of the technologies described above at least to a certain extent.
For this reason, the utility model is in a kind of water cleaning systems of proposition, and this water cleaning systems pipeline connects simply, install and replacing is convenient, user's experience is high.
According to water cleaning systems of the present utility model, comprise: composite filter element, described composite filter element comprises preprocessing filter element and is nested in the filter membrane component in described preprocessing filter element, and described composite filter element is provided with original water inlet, pretreated water outlet, pretreated water import, pure water outlet and wastewater outlet; Former water water inlet pipe, described former water water inlet pipe is connected with described original water inlet; Pure water rising pipe, described pure water rising pipe exports with described pure water and is connected; Waste water outlet pipe, described waste water outlet pipe is connected with described wastewater outlet; Pre-treatment water pipe, described pre-treatment water pipe and described pretreated water export and are connected with described pretreated water import; Topping-up pump, described topping-up pump is located on described pre-treatment water pipe; Waste water ratio control valve, described waste water ratio control valve is located in described waste water outlet pipe, water quality detecting device, and described water quality detecting device is located in described waste water outlet pipe, and detects the water quality in described waste water outlet pipe; Control device, described control device is connected with described waste water ratio control valve with described water quality detecting device, and described control device regulates the flow of described waste water ratio control valve according to the information that described water quality detecting device detects.
According to water cleaning systems of the present utility model, by arranging water quality detecting device in waste water outlet pipe, water quality detecting device regulates the flow of waste water ratio control valve according to the water quality of the waste water detected, when waste water quality is relatively better, the flow of waste water ratio control valve can be reduced, improve the rate of recovery of waste water, reduce the discharge of waste water, when waste water quality is relatively poor, the flow of waste water ratio control valve can be improved, strengthen discharge of wastewater, waste water is avoided to block composite filter element, improve composite filter element work-ing life, and this water cleaning systems pipeline connects simple, install and change conveniently, user's experience is high.
In addition, according to water cleaning systems of the present utility model, following additional technical characteristic can also be had:
According to an embodiment of the present utility model, described water quality detecting device is conductivity sensor, described control device is micro-chip, described conductivity sensor detects the impedance of current and forming frequency signal, described micro-chip receives described frequency signal and calculates dissolvability solid amount in current, and described micro-chip controls the flow of described waste water ratio control valve according to described dissolvability solid amount.
According to an embodiment of the present utility model, described water quality detecting device is located at described wastewater outlet place.
According to an embodiment of the present utility model, described waste water ratio control valve has the different passage in multiple aperture, and described waste water ratio control valve switches different passages according to the control signal of described control device.
According to an embodiment of the present utility model, described water cleaning systems also comprises: display unit, and described display unit is connected with described control device the Detection Information showing described water quality detecting device.
According to an embodiment of the present utility model, described water cleaning systems also comprises: flexible water bag, and described flexible water bag is located on described pure water rising pipe.
According to an embodiment of the present utility model, described water cleaning systems also comprises: also comprise water pump, described water pump to be located on described pure water rising pipe and described flexible water bag between described water pump and described composite filter element.
According to an embodiment of the present utility model, described water cleaning systems also comprises: temperature-detecting device, and described temperature-detecting device is connected the accuracy of detection of correcting described water quality detecting device with described water quality detecting device.
According to an embodiment of the present utility model; described preprocessing filter element comprises out filtering layer, middle filtering layer and inner filtering layer; described out filtering layer is PP nonwoven fabric roll winding layer, folding PP nonwoven layer, the cotton layer of PP or the cotton layer of wire-wound PP; described middle filtering layer is activated carbon fiber winding layer, active carbon stick layer, seed activity layer of charcoal or acid washed activated layer of charcoal, and described inner filtering layer is micro-filtration layer or ultrafiltration layer.
According to an embodiment of the present utility model, described filter membrane component comprises center set water pipe and is wound on reverse osmosis membrane, ultra-filtration membrane or the nanofiltration membrane on described center set water pipe.
Additional aspect of the present utility model and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the structural representation of the water cleaning systems according to the utility model embodiment;
Fig. 2 is the structural representation of the composite filter element of water cleaning systems according to the utility model embodiment.
Reference numeral:
Water cleaning systems 100;
Composite filter element 10; Preprocessing filter element 11; Filter membrane component 12; Center set water pipe 121; Filtering membrane 122; Original water inlet 13; Pretreated water outlet 14; Pretreated water import 15; Pure water outlet 16; Wastewater outlet 17;
Former water water inlet pipe 20; Pure water rising pipe 30; Waste water outlet pipe 40; Pre-treatment water pipe 50; Topping-up pump 60; Water quality detecting device 70; Flexible water bag 80; Water pump 81; Waste water ratio control valve 90.
Embodiment
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
The water cleaning systems 100 according to the utility model embodiment is specifically described below in conjunction with accompanying drawing.
As depicted in figs. 1 and 2, composite filter element 10, former water water inlet pipe 20, pure water rising pipe 30, waste water outlet pipe 40, pre-treatment water pipe 50, topping-up pump 60, waste water ratio control valve 90, water quality detecting device 70 and control device is comprised according to the water cleaning systems 100 of the utility model embodiment.
Specifically, the filter membrane component 12 that composite filter element 10 comprises preprocessing filter element 11 and is nested in preprocessing filter element 11, composite filter element 10 is provided with original water inlet 13, pretreated water outlet 14, pretreated water import 15, pure water outlet 16 and wastewater outlet 17.Former water water inlet pipe 20 is connected with original water inlet 13, and pure water rising pipe 30 and pure water export 16 and be connected, and waste water outlet pipe 40 is connected with wastewater outlet 17.
Pre-treatment water pipe 50 and pretreated water export 14 and are connected with pretreated water import 15, topping-up pump 60 is located on pre-treatment water pipe 50, waste water ratio control valve 90 is located in waste water outlet pipe 40, water quality detecting device 90 is located in waste water outlet pipe 40, and water quality detecting device 70 is between waste water ratio control valve 90 and wastewater outlet 17 and the water quality detected in waste water outlet pipe 40.Control device is connected with waste water ratio control valve 90 with water quality detecting device 70, and control device regulates the flow of waste water ratio control valve 90 according to the information that water quality detecting device 70 detects.
In other words, water cleaning systems 100 according to the utility model embodiment is formed primarily of composite filter element 10, topping-up pump 60, waste water ratio control valve 90, water quality detecting device 70 and control device, wherein, composite filter element 10 is provided with original water inlet 13, pretreated water outlet 14, pretreated water import 15, pure water outlet 16 and wastewater outlet 17, former water water inlet pipe 20 is located at original water inlet 13 place, pure water rising pipe 30 and pure water export 16 and are connected, and waste water outlet pipe 40 is connected with wastewater outlet 17.
50, pre-treatment water pipe is located between pretreated water outlet 14 and pretreated water import 15, former water flows to original water inlet 13 through former water water inlet pipe 20, and enter preprocessing filter element 11 from original water inlet 13, flow out from pretreated water outlet 14 through the pretreated pretreated water of preprocessing filter element.
Topping-up pump 60 is located on pre-treatment water pipe 50, and the pretreated waters flowed out from pretreated water outlet 14 are pumped to pre-treatment import 15, the further filtration of membrane module 12 after filtration, reaches purifying water effect.Pure water after filtration flows to pure water rising pipe 30 from pure water outlet 16, and flow out from pure water rising pipe 30, waste water then flows to waste water outlet pipe 40 from wastewater outlet 17, flows out from waste water outlet pipe 40.
Work-ing life of composite filter element 10 is the impact being subject to waste water quality to a certain extent, and when the water quality of waste water is better, the work-ing life of composite filter element 10 is then relatively long, and when waste water quality is poor, then the work-ing life of composite filter element 10 can be relatively short.
Particularly, waste water is in discharge process, useless impurities in water is more, the velocity of discharge of waste water can be affected, once the velocity of discharge of waste water is affected, then the impurity in waste water can rest in waste water outlet pipe 40, and is deposited on wastewater outlet 17 place gradually, and then cause the wastewater outlet 17 of composite filter element 10 to block, cause the life termination of composite filter element 10.
And traditional water cleaning systems 100 in use, the work-ing life of composite filter element cannot be determined according to the difference of waste water quality, user can only judge when change composite filter element usually the work-ing life predetermined according to composite filter element, if when waste water quality is poor, then may there is the situation of the impurity blocking composite filter element 10 in waste water, composite filter element is scrapped in advance, has that composite filter element had lost efficacy and user still continues to use the problem of water cleaning systems, affects effluent quality; If when waste water quality is better, useless impurities in water is less, less on composite filter element impact, then may occur that the work-ing life of composite filter element does not also arrive the situation namely changing composite filter element, add use cost.
According to the water cleaning systems 100 of the utility model embodiment, by arranging water quality detecting device 70 and waste water ratio electromagnetic valve 90, water quality detecting device 70 is located in waste water outlet pipe 40 for detecting the water quality of waste water, water quality detecting device 70 can go out water speed according to the different adjustment waste water ratio electromagnetic valve 90 of waste water quality in waste water outlet pipe 40, when waste water quality is better, that then can reduce waste water ratio electromagnetic valve 90 goes out water speed, improves the rate of recovery of waste water, reduces the discharge of waste water; When waste water quality is poor, then what can increase waste water ratio electromagnetic valve 90 goes out water speed, strengthens discharge of wastewater, reduces the deposition of useless impurities in water, thus the work-ing life of improving.
In addition, according to the water cleaning systems 100 of the utility model embodiment, by preprocessing filter element 11 and filter membrane component 12 are integrated, the multi-stage filter core in existing water cleaning systems can be replaced, so not only can simplify pipeline to connect, conveniently install and change, and joint quantity can be reduced, thus reduce the risk point that leaks.Further, after the integrated preprocessing filter element 11 of composite filter element 10 and filter membrane component 12, preprocessing filter element 11 can be made consistent with the work-ing life of filter membrane component 12, eliminate the frequent inconvenience changing different filter core, significantly reduce use cost.
Thus, according to the water cleaning systems 100 of the utility model embodiment, by arranging water quality detecting device 70 in waste water outlet pipe 40, water quality detecting device 70 regulates the flow of waste water ratio control valve 90 according to the water quality of the waste water detected, when waste water quality is relatively better, the flow of waste water ratio control valve 90 can be reduced, improve the rate of recovery of waste water, reduce the discharge of waste water, when waste water quality is relatively poor, the flow of waste water ratio control valve 90 can be improved, strengthen discharge of wastewater, waste water is avoided to block composite filter element 10, improve the work-ing life of composite filter element 10, and this water cleaning systems 100 pipeline connects simple, install and change conveniently, user's experience is high.
According to an embodiment of the present utility model, water quality detecting device 70 is conductivity sensor, control device is micro-chip, conductivity sensor detects the impedance of current and forming frequency signal, micro-chip receiving frequency signals also calculates dissolvability solid amount in current, and micro-chip controls the flow of waste water ratio control valve 90 according to dissolvability solid amount.
In other words, the water quality detecting device 70 according to the utility model embodiment is conductivity sensor, and control device is the micro-chip be connected with conductivity sensor.Wherein, conductivity sensor can form different frequencies according to the impedance of different quality in pipeline, this frequency information is delivered to micro-chip after modular converter conversion, and micro-chip can calculate different TDS values according to different frequency correspondence, thus determines the flow of waste water ratio electromagnetic valve 90.
Wherein, micro-chip can arrange preset program, by judging that the scope of TDS determines the aquifer yield of corresponding waste water ratio electromagnetic valve 90.Thus, this water quality detecting device 70 is simple with control device structure, easy to assembly, and wide material sources, with low cost.
Alternatively, in embodiments more of the present utility model, water quality detecting device 70 is located at wastewater outlet 17 place.That is, water quality detecting device 70 is located at the wastewater effluent end of composite filter element 10, and water quality detecting device 70 is connected to micro-chip, the flow that micro-chip is connected with waste water ratio electromagnetic valve 90 to control waste water ratio electromagnetic valve 90 again.
According to an embodiment of the present utility model, waste water ratio control valve 90 has the different passage in multiple aperture, and waste water ratio control valve 90 switches different passages according to the control signal of control device.
Particularly, be provided with the through hole that several vary in size in waste water ratio electromagnetic valve 90, the aquifer yield of different through holes is different, and waste water ratio electromagnetic valve 90, by switching different through holes, can realize the adjustment of aquifer yield, reaches the object regulating waste water ratio.Thus, this waste water ratio electromagnetic valve 90 structure is simple, and it is convenient to control.
Preferably, according to an embodiment of the present utility model, water cleaning systems 100 also comprises display unit (not shown), and display unit is connected the Detection Information showing water quality detecting device 70 with control device.
Particularly, display unit can be display panel, and display panel can show the information whether the TDS value information of water quality, waste water ratio electromagnetic valve 90 waste water ratio and composite filter element 10 lost efficacy.Thus, user can check the change of water quality and the service condition of water cleaning systems 100 more intuitively, and Consumer's Experience is better.
Alternatively, in embodiments more of the present utility model, water cleaning systems 100 also comprises temperature-detecting device (not shown), the accuracy of detection that temperature-detecting device is connected with water quality detecting device 70 to correct water quality detecting device 70.Thus, by set temperature proofing unit, can according to the precision of the change regulating water quality proofing unit 70 of temperature, thus make the Detection Information of water quality detecting device 70 more accurate.
According to an embodiment of the present utility model, water cleaning systems 100 also comprises flexible water bag 80, and flexible water bag 80 is located on pure water rising pipe 30.
First the pure water flowed out from pure water outlet 16 can enter flexible water bag 80, after being full of pure water in flexible water bag 80, vernier switch in flexible water bag 80 or dry-reed tube provide signal to the control device of water cleaning systems 100, control device provides signal, close the switch of topping-up pump 60 and original water inlet 13, make water cleaning systems 100 stop water processed.
Further, as shown in Figure 1, water cleaning systems 100 also comprises water pump 81, and water pump 81 can be located on pure water rising pipe 30, and flexible water bag 80 can between water pump 81 and composite filter element 10.When user's water, by water pump 81, the pure water in flexible water bag 80 can be extracted out, thus can so that extract the pure water stored in flexible water bag 80, so that user takes, and the pure water can be convenient to further in flexible water bag 80 is discharged, and is deposited in for a long time in flexible water bag 80 causes secondary pollution to prevent pure water.
In concrete examples more of the present utility model, preprocessing filter element 11 comprises out filtering layer, middle filtering layer and inner filtering layer.
Particularly; described out filtering layer is PP nonwoven fabric roll winding layer, folding PP nonwoven layer, the cotton layer of PP or the cotton layer of wire-wound PP; described middle filtering layer is activated carbon fiber winding layer, active carbon stick layer, seed activity layer of charcoal or acid washed activated layer of charcoal, and described inner filtering layer is micro-filtration layer or ultrafiltration layer.
For example, preprocessing filter element 11 can comprise the cotton skin of 5 microns of PP, gac carbon-point middle level and 1 micron of cotton internal layer of PP, preprocessing filter element 11 also can comprise coiling PP skin, gac carbon-point middle level and ultrafiltration internal layer, and preprocessing filter element 11 can also be made up of the cotton skin of PP, gac carbon-point middle level and ultrafiltration internal layer.
As shown in Figure 2, filter membrane component 12 can comprise center set water pipe 121 and the filtering membrane 122 be wound on center set water pipe 121.Filtering membrane 122 can be reverse osmosis membrane, ultra-filtration membrane or nanofiltration membrane.Filtering membrane 122 can be utilized thus to filter further through pretreated water, and the pure water after purification is delivered to pure water water outlet 16 by center set water pipe 121, and condensed water discharges composite filter element 10 by condensed water water outlet 17 from center header 121.
According to the water cleaning systems 100 of the utility model embodiment other form and operation be all known for those of ordinary skills, be not described in detail here.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is less than second feature.
In the description of this specification sheets, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment when not departing from principle of the present utility model and aim, revising, replacing and modification in scope of the present utility model.
Claims (10)
1. a water cleaning systems, is characterized in that, comprising:
Composite filter element, described composite filter element comprises preprocessing filter element and is nested in the filter membrane component in described preprocessing filter element, and described composite filter element is provided with original water inlet, pretreated water outlet, pretreated water import, pure water outlet and wastewater outlet;
Former water water inlet pipe, described former water water inlet pipe is connected with described original water inlet;
Pure water rising pipe, described pure water rising pipe exports with described pure water and is connected;
Waste water outlet pipe, described waste water outlet pipe is connected with described wastewater outlet;
Pre-treatment water pipe, described pre-treatment water pipe and described pretreated water export and are connected with described pretreated water import;
Topping-up pump, described topping-up pump is located on described pre-treatment water pipe;
Waste water ratio control valve, described waste water ratio control valve is located in described waste water outlet pipe,
Water quality detecting device, described water quality detecting device is located in described waste water outlet pipe, and described water quality detecting device detects the water quality in described waste water outlet pipe;
Control device, described control device is connected with described waste water ratio control valve with described water quality detecting device, and described control device regulates the flow of described waste water ratio control valve according to the information that described water quality detecting device detects.
2. water cleaning systems according to claim 1, it is characterized in that, described water quality detecting device is conductivity sensor, described control device is micro-chip, described conductivity sensor detects the impedance of current and forming frequency signal, described micro-chip receives described frequency signal and calculates dissolvability solid amount in current, and described micro-chip controls the flow of described waste water ratio control valve according to described dissolvability solid amount.
3. water cleaning systems according to claim 2, is characterized in that, described water quality detecting device is located at described wastewater outlet place.
4. water cleaning systems according to claim 1, is characterized in that, described waste water ratio control valve has the different passage in multiple aperture, and described waste water ratio control valve switches different passages according to the control signal of described control device.
5. water cleaning systems according to claim 1, is characterized in that, also comprises: display unit, and described display unit is connected with described control device the Detection Information showing described water quality detecting device.
6. water cleaning systems according to claim 1, is characterized in that, also comprises: flexible water bag, and described flexible water bag is located on described pure water rising pipe.
7. water cleaning systems according to claim 6, is characterized in that, also comprises: also comprise water pump, described water pump to be located on described pure water rising pipe and described flexible water bag between described water pump and described composite filter element.
8. water cleaning systems according to claim 1, is characterized in that, also comprises: temperature-detecting device, and described temperature-detecting device is connected the accuracy of detection of correcting described water quality detecting device with described water quality detecting device.
9. water cleaning systems according to claim 1; it is characterized in that; described preprocessing filter element comprises out filtering layer, middle filtering layer and inner filtering layer; described out filtering layer is PP nonwoven fabric roll winding layer, folding PP nonwoven layer, the cotton layer of PP or the cotton layer of wire-wound PP; described middle filtering layer is activated carbon fiber winding layer, active carbon stick layer, seed activity layer of charcoal or acid washed activated layer of charcoal, and described inner filtering layer is micro-filtration layer or ultrafiltration layer.
10. water cleaning systems according to claim 1, is characterized in that, described filter membrane component comprises center set water pipe and is wound on reverse osmosis membrane, ultra-filtration membrane or the nanofiltration membrane on described center set water pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520071237.9U CN204434312U (en) | 2015-01-30 | 2015-01-30 | Water cleaning systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520071237.9U CN204434312U (en) | 2015-01-30 | 2015-01-30 | Water cleaning systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204434312U true CN204434312U (en) | 2015-07-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520071237.9U Withdrawn - After Issue CN204434312U (en) | 2015-01-30 | 2015-01-30 | Water cleaning systems |
Country Status (1)
| Country | Link |
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| CN (1) | CN204434312U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104556457A (en) * | 2015-01-30 | 2015-04-29 | 佛山市顺德区美的饮水机制造有限公司 | Water purification system |
| CN108002456A (en) * | 2016-11-30 | 2018-05-08 | 佛山市顺德区美的饮水机制造有限公司 | Water purifier and the based reminding method for replacing filter core |
-
2015
- 2015-01-30 CN CN201520071237.9U patent/CN204434312U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104556457A (en) * | 2015-01-30 | 2015-04-29 | 佛山市顺德区美的饮水机制造有限公司 | Water purification system |
| CN108002456A (en) * | 2016-11-30 | 2018-05-08 | 佛山市顺德区美的饮水机制造有限公司 | Water purifier and the based reminding method for replacing filter core |
| CN108002456B (en) * | 2016-11-30 | 2023-09-26 | 佛山市顺德区美的饮水机制造有限公司 | Water purifier and reminding method for replacing filter element |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
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Granted publication date: 20150701 Effective date of abandoning: 20170606 |