CN200995975Y - Water economizer of reverse-osmosis water purifier - Google Patents
Water economizer of reverse-osmosis water purifier Download PDFInfo
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- CN200995975Y CN200995975Y CN 200720004407 CN200720004407U CN200995975Y CN 200995975 Y CN200995975 Y CN 200995975Y CN 200720004407 CN200720004407 CN 200720004407 CN 200720004407 U CN200720004407 U CN 200720004407U CN 200995975 Y CN200995975 Y CN 200995975Y
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- water
- reverse osmosis
- economizer
- purification machine
- water purification
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Abstract
A water economizer for a reverse osmosis pure water treatment machine consists of a normal pressure water storing vessel, which is characterized in that the vessel is equipped with an inlet, a water inlet, a water outlet, a back nozzle, a ventilate and a water level control device.
Description
Technical field
The utility model relates to water-treatment technology field, relates in particular to a kind of reverse osmosis water purification machine water economizer.
Background technology
Reverse osmosis is a kind of pure water manufacturing technology of comparative maturity, the utilization ratio of the former water of present large-scale reverse osmosis water production apparatus is higher, and the utilization ratio of the former water of small reverse osmosis water making device is lower, especially the household reverse osmosis water purifier of mass selling on the market, the utilization ratio of water has only 25%, even lower, promptly produce 1m
3Pure water need consume 4m
3Tap water.For Freshwater resources today in short supply day by day, this waste is unfortunate really.
In the family expenses reverse osmosis water purification machine, usually with tap water as former water, former water is through three grades of pre-treatment, suspended substance in the removal water, chlorine residue, small organic molecule etc., make water quality obviously be better than after the tap water, enter the high-pressure pump supercharging again, enter the reverse osmosis filter core then and make further advanced treatment, remove mineral substance, heavy metal, bacterium, organism and acid group etc. in the water.The water of discharging from the water outlet of reverse osmosis filter core is pure water.Reverse osmosis membrane in the reverse osmosis filter core is the core parts of this technology, and its value is higher.In order to prolong the work-ing life of reverse osmosis membrane as far as possible, in the reverse osmosis filter core, adopt the cross-flow mode to filter.Reverse osmosis filter core housing is provided with dirty mouthful of raw water inlet, pure water water outlet and concentrated water drainage, and the flow set of sewage draining exit become more than 3 times or 3 times of water outlet flow, to guarantee that current have enough flow velocitys on the reverse osmosis membrane surface, pollutent in the water is difficult at the film surface deposition, thereby prolongs the work-ing life of film.Yet the dense water of discharging from sewage draining exit has just wasted.In fact so-called dense water be not dense, especially all the more so when tap water is as former water preferably for adopting water quality.In order to save Freshwater resources, this household reverse osmosis water purifier is badly in need of doing technological improvement.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of reverse osmosis water purification machine water economizer at the deficiency of above-mentioned prior art present situation, the utilization ratio that its water of household reverse osmosis water purifier of this water economizer is housed can be brought up to more than 70% from 25%, if adopt water quality preferably tap water and can not influence the work-ing life of reverse osmosis membrane as former water what for to might bringing up to more than 80%.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of reverse osmosis water purification machine water economizer, it comprises a normal pressure tank, is provided with water-in, water outlet, water return outlet, ventage and water-level control apparatus on this container.
Described water-in is used for the tank water inlet.
Described water outlet is used for being connected with the inlet of reverse osmosis water purification machine system mesohigh pump.As further technical scheme of the present utility model be, the place is provided with filtration unit at water outlet, saccharoid and the suspended substance of this device in order to may exist in the filtering water, protection high-pressure pump.The filtering material that uses in this filtration unit can be a silk screen, also can be non-woven fabrics, also can be the PP cotton, also can be other can filtered water in the filtering material of saccharoid and suspended substance.Described filtration unit also can be arranged on water outlet and high-pressure pump the inlet between pipeline on.
Described water return outlet is used for being connected with the sewage draining exit of reverse osmosis filter core, and at the water return outlet place waste water ratio is set.Described waste water ratio is a reliever, and its inlet end is a high-pressure side, connects the sewage draining exit of reverse osmosis filter core; Its exit end is low pressure (normal pressure) end, connects tank.Described waste water is than on the pipeline that also can be arranged between reverse osmosis filter core sewage draining exit and the water return outlet.
Described ventage is used to keep be always in the tank normal pressure, is normal pressure thereby keep the exit end pressure perseverance of waste water ratio.Like this, compared with prior art, by the not minimizing of discharge of waste water ratio, just the flow velocity by the reverse osmosis membrane surface does not reduce, so the pollutent in the water is difficult at the film surface deposition, thereby can not reduce the work-ing life that guarantees reverse osmosis membrane.As further technical scheme of the present utility model is that the place is provided with air filter at ventage.But be provided with the filtering material of dust in the filtrated air in the described air filter, this material can be non-woven fabrics, also can be the PP cotton, also can be other filamentary material.
Described water-level control apparatus is the float-actuated valve or the float(ing)valve that are arranged on the water inlet, and into water is closed in the rising of float or ball float when water level is higher, and float or ball float decline are opened and intake when water level is low.
Described water-level control apparatus also can be a water-level probe, and when water level rose to the control water level, the water-level probe output signal stopped into water in order to the magnetic valve in the closure systems suction culvert; When water level dropped to the control water level, the water-level probe output signal began water inlet in order to the magnetic valve in the open system suction culvert.
The utility model technology also is included in water prode is set on the tank, be used to survey whether water is arranged in the tank, this signal is used to control the start-stop of reverse osmosis water purification machine system mesohigh pump, if water is arranged in the tank then high-pressure pump can start or continue operation, if anhydrous then high-pressure pump can not start or stop immediately in the tank.Described water prode can be arranged on the water outlet place of tank, also can be arranged on the pipeline between water outlet and the high-pressure pump inlet.If in the pipeline between water outlet place or water outlet and the high-pressure pump inlet water is arranged then high-pressure pump can start or continue operation, if anhydrous then high-pressure pump can not start or stop immediately in water outlet place or water outlet and the high-pressure pump pipeline between entering the mouth.
The utility model technology also is included in water quality probe and sewage draining exit is set on the tank, and the sewage draining exit place or with pipeline that sewage draining exit links to each other on wash water valve is set.When the water quality of water quality probe detection in tank undesirable (for example total dissolved solid exceeds standard or specific conductivity exceeds standard), open wash water valve, undesirable water is discharged.Described water quality probe also can be arranged on water outlet and the high-pressure pump pipeline between entering the mouth.
Described wash water valve also can be arranged on waste water than and reverse osmosis filter core sewage draining exit between pipeline on, and preferably adopt this mode.Because adopt wash water valve that this mode is provided with when blowdown, the flow velocity on film surface is very big, is convenient to wash away the pollutent of film surface deposition.
Further technical scheme of the present utility model is: described water quality probe is a conductivity probe, electrical conductivity of water can reaction water in the concentration of conducting particles (for example metal ion in the water and acid group).When electrical conductivity of water in the tank surpasses set(ting)value, open wash water valve, discharge dense water.
The beneficial effects of the utility model are to improve the former water use efficiency of reverse osmosis water purification machine greatly, and do not influence the work-ing life of reverse osmosis membrane, former water use efficiency can be brought up to more than 70% from 25% for the small-sized household reverse osmosis water purification machine, can reach the purpose of water saving by setting up the utility model transformed for reverse osmosis water purification machine in labour.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment one.
Fig. 2 is the reverse osmosis water purification machine synoptic diagram that embodiment one is housed.
Fig. 3 is the structural representation of the utility model embodiment two.
Fig. 4 is the structural representation of the utility model embodiment three.
Fig. 5 is the A--A sectional view of Fig. 4.
Fig. 6 is the reverse osmosis water purification machine synoptic diagram that embodiment three is housed.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing, but is to be understood that the detailed description does not here constitute the restriction to the utility model protection domain.
Embodiment one: in conjunction with shown in Figure 1, present embodiment reverse osmosis water purification machine water economizer, comprise a normal pressure tank, on this container, be provided with water-in, water outlet (1), sewage draining exit (2), water return outlet, water prode (3), conductivity probe (15) and ventage.Described container is made up of body (4) and lid (13), and is connected with fastening piece (7) by gasket (14), and fastening piece (7) comprises screw bolt and nut; Described water inlet is provided with the float(ing)valve (6) of may command container median water level, and float(ing)valve (6) joins with water inlet pipe (5); Described water return outlet is provided with waste water than (12), and waste water joins than (12) and return water pipe (11); But be provided with the non-woven fabrics (8) of dust in the filtrated air in the described ventage, be provided with the lid (9) of band breather hole in the top of non-woven fabrics (8), on the housing of non-woven fabrics (8) below, be provided with breather hole (10).
Fig. 2 is the reverse osmosis water purification machine synoptic diagram that embodiment one is housed.Former water is through water intaking valve (25), again after 3 preprocessing filter element (18) rough purification, enter reverse osmosis water purification machine water economizer (19), the saccharoid and the suspended substance that in filter core (24) filtering water, may exist again, make further advanced treatment by entering reverse osmosis filter core (21) after high-pressure pump (23) supercharging then, pure water flows to depotition cock (22) from the water outlet of reverse osmosis filter core (21), than then flows back to water economizer (19) as backwater by waste water from the effusive dense water of the sewage draining exit of reverse osmosis filter core.On the water return pipeline between waste water ratio and the reverse osmosis filter core sewage draining exit, a threeway is set, in an outlet of this threeway, wash water valve (20) is set.When conductivity probe (15) detects that electrical conductivity of water rises to set(ting)value in the tank, open wash water valve (20), concentrated water drainage in the tank is gone out, when conductivity probe (15) detects that electrical conductivity of water drops to set(ting)value in the tank, close wash water valve (20), stop discharging.When wash water valve (20) draining, the flow velocity on film surface is very big, is convenient to wash away the pollutent of film surface deposition.
Embodiment two: in conjunction with shown in Figure 3, present embodiment reverse osmosis water purification machine water economizer, comprise a normal pressure tank, on this container, be provided with water-in (16), water outlet, sewage draining exit, water return outlet, water prode (3), conductivity probe, water-level probe (17) and ventage.Float(ing)valve is not established in the water inlet in the present embodiment, water level is by the solenoid control in water-level probe (17) and the system's suction culvert, promptly the magnetic valve of cutting out in the suction culvert when water level rises to the control water level stops into water, and the magnetic valve of opening in the suction culvert when water level drops to the control water level begins water inlet.Other requirement of present embodiment is identical with embodiment one.
Embodiment three: in conjunction with Fig. 4 and shown in Figure 5, present embodiment is a kind of simplification to embodiment one, removes water prode, sewage draining exit, waste water ratio and conductivity probe among the embodiment one, in the top of water outlet (30) filtration unit is set.Filtering material in the described filtration unit is non-woven fabrics (28), is provided with orifice plate (27) in the top of non-woven fabrics (28) in order to fixing non-woven fabrics, is provided with fuisw rib (29) in the below of non-woven fabrics (29).Other requirement of present embodiment is identical with embodiment one.
Fig. 6 is the reverse osmosis water purification machine synoptic diagram that embodiment three is housed.On the water outlet of reverse osmosis water purification machine water economizer (33) and the pipeline between high-pressure pump (23) water-in, be provided with water prode (31), if water is arranged in this pipeline then high-pressure pump (23) can start or continue operation, if anhydrous then high-pressure pump (23) can not start or be out of service immediately in this pipeline; On the pipeline between the sewage draining exit of water return outlet (26) and reverse osmosis filter core (21), be connected in series a waste water than (32), a threeway is set at waste water on than the pipeline between the sewage draining exit of (32) and reverse osmosis filter core (21), in an outlet of this threeway, connect wash water valve (20), and this valve (20) is arranged to regular discharging, promptly discharge the water in the tank at regular time and quantity, thereby avoid the water overproof water quality in the tank, and the flow velocity on reverse osmosis membrane surface is very big during discharging, is convenient to wash away the pollutent of reverse osmosis membrane surface deposition.
Claims (10)
1, a kind of reverse osmosis water purification machine water economizer, it comprises a normal pressure tank, it is characterized in that: described container is provided with water-in, water outlet, water return outlet, ventage and water-level control apparatus.
2, according to the described reverse osmosis water purification machine water economizer of claim 1, it is characterized in that: described container is provided with the water quality probe.
3, according to the described reverse osmosis water purification machine water economizer of claim 1, it is characterized in that: described container is provided with water-level probe.
4, according to the described reverse osmosis water purification machine water economizer of claim 1, it is characterized in that: described container is provided with water prode.
5, according to the described reverse osmosis water purification machine water economizer of claim 1, it is characterized in that: described container comprises body and lid.
6, according to the described reverse osmosis water purification machine water economizer of claim 1, it is characterized in that: described container is provided with sewage draining exit.
7, according to the described reverse osmosis water purification machine water economizer of claim 1, it is characterized in that: described water inlet is provided with float(ing)valve or float-actuated valve.
8, according to the described reverse osmosis water purification machine water economizer of claim 1, it is characterized in that: described water return outlet place is provided with the waste water ratio.
9, according to the described reverse osmosis water purification machine water economizer of claim 1, it is characterized in that: but described ventage place is provided with the filtering material of dust in the filtrated air.
10, according to the described reverse osmosis water purification machine water economizer of claim 1, it is characterized in that: described water outlet place is provided with filtration unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200720004407 CN200995975Y (en) | 2007-01-11 | 2007-01-11 | Water economizer of reverse-osmosis water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200720004407 CN200995975Y (en) | 2007-01-11 | 2007-01-11 | Water economizer of reverse-osmosis water purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200995975Y true CN200995975Y (en) | 2007-12-26 |
Family
ID=38994406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200720004407 Expired - Fee Related CN200995975Y (en) | 2007-01-11 | 2007-01-11 | Water economizer of reverse-osmosis water purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200995975Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019143290A1 (en) * | 2018-01-22 | 2019-07-25 | Lim Tsia Yong | Ro atmospheric storage tank without need of pressure tank or electric pump |
-
2007
- 2007-01-11 CN CN 200720004407 patent/CN200995975Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019143290A1 (en) * | 2018-01-22 | 2019-07-25 | Lim Tsia Yong | Ro atmospheric storage tank without need of pressure tank or electric pump |
| CN111278538A (en) * | 2018-01-22 | 2020-06-12 | 林嘉勇 | Reverse osmosis atmospheric storage tank without pressure tank or electric pump |
| US11376551B2 (en) | 2018-01-22 | 2022-07-05 | Tsia Yong LIM | RO atmospheric storage tank without need of pressure tank or electric pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071226 |