CN204022514U - A kind of built-up type reverse osmosis (RO) film - Google Patents
A kind of built-up type reverse osmosis (RO) film Download PDFInfo
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- CN204022514U CN204022514U CN201420388271.4U CN201420388271U CN204022514U CN 204022514 U CN204022514 U CN 204022514U CN 201420388271 U CN201420388271 U CN 201420388271U CN 204022514 U CN204022514 U CN 204022514U
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Abstract
The utility model discloses a kind of built-up type reverse osmosis (RO) film, belong to domestic purification water technical field, solve the problem of water resource waste, comprise shell, two or more RO membrane element, described two or more RO membrane element by successively connect, nested or series connection use with the nested mode combined, in adjacent two RO membrane elements, the waste water discharge opening of one of them RO membrane element connects the water-in of another RO membrane element, and the water purification relief outlet of all RO membrane elements is connected to water purification pipeline.Built-up type reverse osmosis (RO) film provided by the utility model, reasonable in design, structure is simple, and convenient production, reduce production cost, and Water Sproading rate is high.
Description
Technical field
The utility model relates to a kind of domestic filtered wetting system, in particular, relates to a kind of built-up type reverse osmosis (RO) film be contained in domestic water purifying machine putamina.
Background technology
With the high speed development of the industrialization of the country, pollution of waterhead becomes the large problem that country is urgently to be resolved hurrily at present.The national pursuit to healthy living forms sharp-pointed contradiction with the Drinking Water gone from bad to worse.For solving tap water present situation, RO reverse osmosis water purification machine is subject to the favor of user.But in the prior art, home reverse osmosis system significant shortcoming is that machine discharges a large amount of waste water in the process of making pure water purification.For traditional design, during equipment water, the ratio of pure water flow and wastewater flow is about 1:3, namely often obtains the pure water of 1 liter, will consume the tap water of 4 liters, and make the utilization ratio of water very low, cause the waste of great lot of water resources.The saving water resource that this and our country vigorously advocate at present, Sustainable development, low-carbon environment-friendly concept run in the opposite direction.
Existing home reverse osmosis system is also in continuous technical renovation.But household reverse osmosis membranous system water-saving method utilizes return of waste water at present, waste water shutoff intermittence concentrates the method for discharge to realize.Used by reality and reflect that the defect that this kind of water-saving technology exists has: first, the way of return of waste water is that the condensed water flowed out by waste water proportioner is returned to RO film front end, and TDS value in tap water is raised gradually.When the indissoluble salt in water is constantly concentrated and exceedes its solubility limit in membrane element, will there is fouling in them on reverse osmosis face.The rate of recovery is higher, and the risk producing fouling is larger; Secondly, also waste discharge method is concentrated by the regular shutoff waste water of magnetic valve, only pure water is produced in shutoff process, can cause in blocking time, pressure in RO film film chamber constantly raises, make RO film locate to work in a high voltage state even more than RO film pressure limit value always, thus cause the shortening greatly in RO film work-ing life; Thirdly, can the upper limit or component aging be exceeded because of the number of run of magnetic valve by solenoid control waste discharge and directly cause the collapse of home RO system.
Utility model content
The utility model, for above-mentioned the deficiencies in the prior art, provides a kind of built-up type reverse osmosis (RO) film, reasonable in design, Water Sproading rate is high.
For achieving the above object, the technical scheme that the utility model adopts is as follows:
A kind of built-up type reverse osmosis (RO) film, comprise shell, two or more RO membrane element, described two or more RO membrane element by successively connect, nested or series connection use with the nested mode combined, in adjacent two RO membrane elements, the waste water discharge opening of one of them RO membrane element connects the water-in of another RO membrane element, and the water purification relief outlet of all RO membrane elements is connected to water purification pipeline.
Intercepted by dividing plate between described RO membrane element and come.
Described shell comprises casing cylinder and shell end cap.
Described casing cylinder and shell end cap are by sealing-ring sealing, glue bonding or ultrasonic welding.
Described shell comprises a water-in, a waste water mouth and at least one water purification mouth.
Described RO membrane element comprises: RO rete, and described RO rete is formed as circular cylinder the tap water filter entered from its one end to be divided into the pure water and waste water exported to the other end; Intervalve, in what described intervalve was coaxial be located at described circular cylinder and inside has center-aisle, the tube wall of described intervalve is formed with the pure water that the pure water admission port that communicates with described center-aisle separates to receive described RO rete, and the axial length of described intervalve is greater than the axial length of described RO rete.
Compared with prior art, the beneficial effects of the utility model are as follows:
1. reasonable in design, structure is simple, and convenient production, reduces production cost;
2. Water Sproading rate is high, and discharge of wastewater is few, and reduce water resource waste, social benefit is huge;
3. increase work-ing life, on period is safe and reliable, and stability is better.
Accompanying drawing explanation
Fig. 1 is the schematic appearance of embodiment one provided by the utility model;
Fig. 2 be Fig. 1 along A-A to sectional view;
Fig. 3 is the sectional view of embodiment two provided by the utility model;
Fig. 4 is the sectional view of embodiment three provided by the utility model.
In figure: 100, RO film, 1, shell, 101, casing cylinder, 102, shell end cap, 2, RO membrane element, 201, one RO membrane element, 201a, one RO rete, 201b, first intervalve, 201c, first center-aisle, 202, 2nd RO membrane element, 202a, 2nd RO rete, 202b, second intervalve, 202c, second center-aisle, 203, 3rd RO membrane element, 203a, 3rd RO rete, 203b, 3rd intervalve, 203c, 3rd center-aisle, 3, Inlet and outlet water assembly, 31, water-in, 311, first tap water passage, 32, pure water water outlet, 32a, first pure water water outlet, 32b, second pure water water outlet, 32c, 3rd pure water water outlet, 321, first pure water passage, 322, second pure water passage, 323, 3rd pure water passage, 33, wastewater effluent mouth, 331, first waste water tunnel, 332, second waste water tunnel, 333, 3rd waste water tunnel, 4, dividing plate, 401, first waste water through hole, 402, second waste water through hole,
Embodiment
Below in conjunction with Figure of description and specific embodiment, technical solutions of the utility model are made a detailed description.
Built-up type reverse osmosis (RO) film provided by the utility model, comprises shell 1, two or more RO membrane element 2.Two or more RO membrane element by successively connect, nested or series connection use with the nested mode combined.In adjacent two RO membrane elements, the waste water discharge opening of one of them RO membrane element connects the water-in of another RO membrane element, and the water purification relief outlet of all RO membrane elements is connected to water purification pipeline.
Shown in Fig. 1 ~ Fig. 2, embodiment one provided by the utility model, the RO film 100 be composed in series by two RO membrane elements 2, comprises a RO membrane element 201 and the 2nd RO membrane element 202.Wherein, the waste water discharge opening of a RO membrane element 201 connects the water-in of the 2nd RO membrane element 202.Intercepted by dividing plate 4 between one RO membrane element 201 and the 2nd RO membrane element 202.
Shown in Fig. 3, embodiment two provided by the utility model, by two nested RO films 100 formed of RO membrane element 2, comprises a RO membrane element 201 and the 2nd RO membrane element 202.Wherein, the waste water discharge opening of a RO membrane element 201 connects the water-in of the 2nd RO membrane element 202.Intercepted by dividing plate 4 between one RO membrane element 201 and the 2nd RO membrane element 202.
Shown in Fig. 4, embodiment three provided by the utility model, the RO film 100 be composed in series by three RO membrane elements 2, comprises a RO membrane element 201 and the 2nd RO membrane element 202.Wherein, the waste water discharge opening of a RO membrane element 201 connects the water-in of the 2nd RO membrane element 202.Waste water discharge opening after filtering connects the water-in of the 3rd RO membrane element, and three RO membrane element series connection use, and improve the rate of recovery of water.
Concrete, illustrate for the embodiment three shown in Fig. 4, the utility model reverse osmosis (RO) film 100, comprising: shell 1, RO membrane element 2 and Inlet and outlet water assembly 3; Shell 1 comprises casing cylinder 101 and shell end cap 102; RO membrane element 2 comprises a RO membrane element 201, the 2nd RO membrane element 202 and the 3rd RO membrane element 230; One RO membrane element 201 comprises a RO rete 201a, the first intervalve 201b and the first center-aisle 201c.2nd RO membrane element 202 comprises the 2nd RO rete 202a, the second intervalve 202b and the second center-aisle 202c.3rd RO membrane element 203 comprises the 3rd RO rete 203a, the 3rd intervalve 203b and the 3rd center-aisle 203c.Inlet and outlet water assembly 3 comprises water-in 31, pure water water outlet 32 and wastewater effluent mouth 33.
During work, illustrate for the embodiment one shown in Fig. 2.Tap water enters in the first tap water passage 311 from water-in 31, then tap water enters in RO membrane module 2 from tap water passage 311, the tap water filter flowing into it is divided into pure water and waste water by the one RO rete 201a, pure water collects to enter in the first intervalve 201b by the first intervalve passage 201c and flows to pure water water outlet 32, isolated waste water enters into the first waste water tunnel 331 simultaneously, then flow in the second waste water tunnel 332 by the first waste water through hole 401, waste water flows through in the 2nd RO membrane element 202 again, again separated by flowing into the 2nd RO rete 202a waste water, part pure water enters into the second intervalve 202b by the second intervalve passage 202c, then pure water water outlet 32 is flowed to, waste water is then direct emits from wastewater effluent mouth 33 for a part.
The pure water water outlet of embodiment one is one, and other embodiments can be set to multiple, in embodiment three as shown in Figure 4, is provided with the first pure water water outlet 32a, the second pure water water outlet 32b, the 3rd pure water water outlet 32c.Simultaneously supportingly be provided with the first pure water passage 321, second pure water passage the 322, three pure water passage 323, first waste water tunnel 331, second waste water tunnel the 332, three waste water tunnel 333, first waste water through hole 401, second waste water through hole 402.Its principle is identical with embodiment one, illustrates no longer in detail at this.
Above-described embodiment is only for illustration of technical solutions of the utility model, but it is not for limiting the utility model.Any those skilled in the art are not departing from spirit and scope of the present utility model; the content of above-mentioned announcement can be utilized to make possible variation and amendment to the scheme that the utility model proposes; therefore; everyly do not depart from technology contents of the present utility model; the any simple modification done above embodiment according to technical spirit of the present utility model, equivalent variations and modification, all belong to protection domain of the present utility model.
Claims (6)
1. a built-up type reverse osmosis (RO) film, it is characterized in that, comprise shell, two or more RO membrane element, described two or more RO membrane element by successively connect, nested or series connection use with the nested mode combined, in adjacent two RO membrane elements, the waste water discharge opening of one of them RO membrane element connects the water-in of another RO membrane element, and the water purification relief outlet of all RO membrane elements is connected to water purification pipeline.
2. built-up type reverse osmosis (RO) film according to claim 1, is characterized in that, is intercepted come between described RO membrane element by dividing plate.
3. built-up type reverse osmosis (RO) film according to claim 1, is characterized in that, described shell comprises casing cylinder and shell end cap.
4. built-up type reverse osmosis (RO) film according to claim 1, is characterized in that, described casing cylinder and shell end cap are by sealing-ring sealing, glue bonding or ultrasonic welding.
5. built-up type reverse osmosis (RO) film according to claim 1, is characterized in that, described shell comprises a water-in, a waste water mouth and at least one water purification mouth.
6. built-up type reverse osmosis (RO) film according to claim 1, is characterized in that, described RO membrane element comprises: RO rete, and described RO rete is formed as circular cylinder the tap water filter entered from its one end to be divided into the pure water and waste water exported to the other end; Intervalve, in what described intervalve was coaxial be located at described circular cylinder and inside has center-aisle, the tube wall of described intervalve is formed with the pure water that the pure water admission port that communicates with described center-aisle separates to receive described RO rete, and the axial length of described intervalve is greater than the axial length of described RO rete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420388271.4U CN204022514U (en) | 2014-07-14 | 2014-07-14 | A kind of built-up type reverse osmosis (RO) film |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420388271.4U CN204022514U (en) | 2014-07-14 | 2014-07-14 | A kind of built-up type reverse osmosis (RO) film |
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| CN204022514U true CN204022514U (en) | 2014-12-17 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105251362A (en) * | 2014-07-14 | 2016-01-20 | 韩佳（上海）环保设备有限公司 | Water saving type household reverse osmosis RO membrane assembly |
| US9975090B2 (en) | 2015-01-20 | 2018-05-22 | Parker-Hannifin Corporation | Double pass reverse osmosis separator module |
-
2014
- 2014-07-14 CN CN201420388271.4U patent/CN204022514U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105251362A (en) * | 2014-07-14 | 2016-01-20 | 韩佳（上海）环保设备有限公司 | Water saving type household reverse osmosis RO membrane assembly |
| WO2016008319A1 (en) * | 2014-07-14 | 2016-01-21 | 韩佳（上海）环保设备有限公司 | Water-saving type household reverse osmosis - ro membrane assembly |
| US9975090B2 (en) | 2015-01-20 | 2018-05-22 | Parker-Hannifin Corporation | Double pass reverse osmosis separator module |
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