CN209098335U - The water purification system and water purifier of TDS value after reduction reverse osmosis membrane water salt balance - Google Patents
The water purification system and water purifier of TDS value after reduction reverse osmosis membrane water salt balance Download PDFInfo
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- CN209098335U CN209098335U CN201821351651.5U CN201821351651U CN209098335U CN 209098335 U CN209098335 U CN 209098335U CN 201821351651 U CN201821351651 U CN 201821351651U CN 209098335 U CN209098335 U CN 209098335U
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Abstract
The utility model relates to the technical fields of water purification system, provide it is a kind of reduction reverse osmosis membrane water salt balance after TDS value water purification system and water purifier, it further include pre-procesor, water pump, reverse osmosis filter, postpositive disposal device and water storage device including water inlet, water outlet and discharge outlet；The pre-procesor is arranged between the water inlet and the water inlet port of the water pump, the water outlet port of the water pump is connected to the water inlet port of the reverse osmosis filter, the drain port of the reverse osmosis filter is connected to the discharge outlet, the postpositive disposal device is arranged between the water outlet port of the reverse osmosis filter and the water outlet, and the water storage device is arranged between the water outlet port of the reverse osmosis filter and the water pump.It is compared with the prior art, the TDS value in reverse osmosis filter is enough effectively reduced, realizes full-automatic flushing, and ensure that the water quality of pure water.
Description
Technical field
The utility model relates to the technical fields of water purification system, after a kind of reduction reverse osmosis membrane water salt balance
The water purification system and water purifier of TDS value.
Background technique
For the natural ecological environment for getting worse, direct drinking public water supply can carry out certain danger to human body monitoring band
Evil, after passing through purified treatment, the drinkable tap water of.
Currently, water purifier in the market, mainly uses reverse osmosis filter core, however, reverse osmosis filter core is shutting down one section of placement
After time, again booting in use, first glass of water TDS (Total Dissolved Solids, total dissolved solid substance)
Value can there is a problem of higher.
Utility model content
The purpose of this utility model is to provide a kind of water purification system of TDS value after reduction reverse osmosis membrane water salt balance and only
Water dispenser, with solve reverse osmosis filter core existing in the prior art inside can not auto-flushing, the technology for causing TDS value higher asks
Topic.
The water purification system of TDS value after low reverse osmosis membrane water salt balance provided by the utility model, including water inlet, water outlet
And discharge outlet, it further include pre-procesor, water pump, reverse osmosis filter, postpositive disposal device and water storage device；Before described
It sets processing unit to be arranged between the water inlet and the water inlet port of the water pump, described in the water outlet port connection of the water pump
The drain port of the water inlet port of reverse osmosis filter, the reverse osmosis filter is connected to the discharge outlet, the postpositive disposal
Device is arranged between the water outlet port of the reverse osmosis filter and the water outlet, and the water storage device setting is described anti-
Between the water outlet port of percolating filter and the water pump.
Further, further include one first threeway sequence valve comprising the first valve body, first valve body have with it is described
The first interface of the water outlet port connection of reverse osmosis filter, the second interface that is connect with the postpositive disposal device and with storage
The third interface of water installations connection；It is provided with the first spool in first valve body, to be connected to first interface and second interface,
And the water route between the second interface and the postpositive disposal device is connected to first interface and third when reaching preset pressure
Interface.
Further, further include one second threeway sequence valve comprising the second valve body, second valve body have with it is described
4th interface of third interface connection, the 5th interface being connect with the water storage device and the water inlet port company with the water pump
The 6th interface connect；It is provided with the second spool in second valve body, to be connected to the 4th interface and the 5th interface, and described
Water route between 5th interface and the water storage device is connected to the 4th interface and the 6th interface when reaching preset pressure.
It further, further include the first solenoid valve, second solenoid valve, third solenoid valve, the 4th solenoid valve, the 5th electromagnetism
Valve, the 6th solenoid valve；
The water storage device includes tank body and is slidably arranged in the intracorporal piston component of the tank, and the tank body has first
Port and the second port being connected to the water outlet port of the reverse osmosis filter, the piston component will separate in the tank body
At the first cavity and the second cavity connected with the second port being connected to the first port；
First solenoid valve is arranged between the water inlet and the water inlet port of the pre-procesor；Described
Two solenoid valves are arranged between the water outlet port of the water pump and the water inlet port of the reverse osmosis filter；The third electromagnetism
Valve is arranged between the drain port of the reverse osmosis filter and the discharge outlet；4th solenoid valve is arranged in the water
Between water inlet port and the first port of the water storage device of pump；The water outlet of the water pump is arranged in 5th solenoid valve
Between mouth and the first port of the water storage device；Second port and the institute of the water storage device is arranged in 6th solenoid valve
It states between the water inlet port of reverse osmosis filter.
Further, to be provided with first between the water outlet port of the reverse osmosis filter and the postpositive disposal device high
It compresses switch.
Further, it is provided between the water outlet port of the reverse osmosis filter and the postpositive disposal device unidirectional
Valve, to prevent water flow from flowing to the water outlet port of the reverse osmosis filter.
Further, the pre-procesor includes composite filter element.
Further, the pre-procesor further includes the PP cotton filter element for being connected to the composite filter element upstream.
Further, the postpositive disposal device includes active carbon filter core.
Water purifier provided by the utility model, the water purification system including TDS value after above-mentioned reduction reverse osmosis membrane water salt balance
System.
It is compared with the prior art, the water purification system of TDS value after low reverse osmosis membrane water salt balance provided by the utility model, wraps
Include water inlet, water outlet, discharge outlet, pre-procesor, water pump, reverse osmosis filter, postpositive disposal device and water storage dress
It sets, in this way, water storage device can prestore the pure water flowed out by reverse osmosis filter after water outlet closing, and is utilized before booting
The pure water prestored in water storage device is rinsed and integrates to the anti-seepage membrane in reverse osmosis filter, in such manner, it is possible to be effectively reduced
TDS value in reverse osmosis filter, realizes full-automatic flushing, and ensure that the water quality of pure water.
It is compared with the prior art, water purifier provided by the utility model, after above-mentioned low reverse osmosis membrane water salt balance
The water purification system of TDS value can effectively improve the higher problem of first glass of water TDS value of reverse osmosis water purifier.
Detailed description of the invention
Fig. 1 be the utility model embodiment one provide low reverse osmosis membrane water salt balance after TDS value water purification system knot
Structure schematic diagram；
Fig. 2 be the utility model embodiment two provide low reverse osmosis membrane water salt balance after TDS value water purification system knot
Structure schematic diagram.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that described embodiment is this
A part of the embodiment of utility model, instead of all the embodiments.Based on described the embodiments of the present invention, ability
Domain those of ordinary skill every other embodiment obtained under the premise of being not necessarily to creative work, belongs to the utility model
The range of protection.
In order to make those skilled in the art more fully understand the technical solution of the utility model, below with reference to specific attached drawing
The realization of the utility model is described in detail.
Unless otherwise defined, the technical term or scientific term used herein is should be in the utility model fields
The ordinary meaning that personage with general technical ability is understood.Make in the utility model patent application specification and claims
" first ", " second " and similar word are not offered as any sequence, quantity or importance, and are used only to distinguish
Different component parts.Equally, the similar word such as "one" or " one " does not indicate that quantity limits yet, but indicates exist at least
One.
Embodiment one
As shown in Figure 1, it is provided in this embodiment reduce reverse osmosis membrane water salt balance after TDS value water purification system, including into
The mouth of a river 101, water outlet 102, discharge outlet 103, pre-procesor 104, water pump 105, reverse osmosis filter 106, postpositive disposal
Device 107, the first threeway sequence valve 108, the second threeway sequence valve 109 and water storage device 110.
Referring to Fig. 1, the structure of the first threeway sequence valve 108 is set using two normally opened interfaces and normally closed interface
Meter.In the present embodiment, the first threeway sequence valve 108 includes the first valve body and the first spool, and the first valve body has normally opened the
One interface 108a, normally opened second interface and normally closed third interface；First spool is slidably arranged in the first valve body, with
It closes third interface and first interface 108a and second interface 108b, the pressure in the water route connecting with second interface 108b is connected
When power rises to preset pressure, the first spool of hydraulic pressure pushing tow is mobile relative to the first valve body, and opens third interface 108c, so that
Third interface 108c is connected to first interface 108a, second interface 108b, in this way, the water flow meeting entered from first interface 108a
It is flowed out from third interface 108c, to realize the control of water flow sequence circulation.Specifically, the first threeway sequence valve 108 is pre-
If pressure is less than the opening pressure of high-voltage switch gear.
Likewise, the second threeway sequence valve 109 is identical as the structure of the first threeway sequence valve 108, including the second valve body and
There is the 4th normally opened interface 109a, normally opened the 5th interface 109b and the normally closed the 6th to connect for second spool, the second valve body
Mouth 109c；Second spool is slidably arranged in the second valve body, to close the 6th interface 109c and the 4th interface 109a and the is connected
Five interface 109b, when the pressure in the water route connecting with the 5th interface 109b rises to preset pressure, the second valve of hydraulic pressure pushing tow
Core is mobile relative to the second valve body, and opens the 6th interface 109c, so that the 6th interface 109c connects with the 4th interface 109a, the 5th
Mouth 109b is connected to, in this way, can be flowed out from the water flow that the 4th interface 109a enters from the 6th interface 109c, to realize that water flow is suitable
The control of sequence circulation.It should be noted that the first threeway sequence valve 108, the second threeway sequence valve 109 are in the prior art can
Enough realize all existing sequence valves of above-mentioned sequence conducting control.
Referring to Fig. 1, pre-procesor 104 is arranged between water inlet and the water inlet port 105a of water pump 105, water pump
The water inlet port 106a of 105 water outlet port 105b connection reverse osmosis filter 106, the drain port of reverse osmosis filter 106
The water outlet port 106b and water outlet of reverse osmosis filter 106 is arranged in 106c communicated drainage mouth 103, postpositive disposal device 107
Between 102, the water outlet port 106b of reverse osmosis filter 106 and the water inlet port 105a of water pump 105 is arranged in water storage device 110
Between, the water outlet part of the connection of water outlet 102 such as pure water faucet 111.
Specifically, pre-procesor 104 include be linked in sequence PP cotton filter element 104a (also referred to as fusion-jet type pp filter core) and
Composite filter element 104b, PP cotton filter element 104a are located at the upstream of composite filter element 104b in water (flow) direction, and postpositive disposal device 107 wraps
Active carbon filter core is included, is provided with inlet water solenoid valve 112 between composite filter element 104b and the water inlet port 105a of water pump 105.Reverse osmosis
Scouring electromagnetic valve 113 is combined through being provided between the drain port 106c and discharge outlet 103 of filter 106.Water storage device 110 can
To be that such as water bag, pressure pot, movable tank have all water storage devices 110 for storing up discharge structure, above-mentioned water storage device
110 have an Inlet and outlet water interface 110a.The first interface 108a of first threeway sequence valve 108 and going out for reverse osmosis filter 106
The 106b connection of water end (W.E.) mouth, second interface 108b are connect with postpositive disposal device 107, and third interface 108c and water storage device 110 connect
It connects；4th interface 109a of the second threeway sequence valve 109 is connect with the third interface 108c of the first threeway sequence valve 108, and the 5th
Interface 109b is connect with the Inlet and outlet water interface 110a of water storage device 110, the water inlet port 105a of the 6th interface 109c and water pump 105
Connection.The first check valve is provided between the second interface 108b and postpositive disposal device 107 of the first threeway sequence valve 108
114, the setting direction of the first check valve 114 is that water flow is only capable of flowing to postposition processing unit 107.The first check valve 114 with
The first high-voltage switch gear 115 is additionally provided between postpositive disposal device 107, (i.e. water storage fills when this section of water flow reaches certain pressure
Set when filling pure water in 110), control water pump 105 is closed.
As further optimizing, the third interface 108c of the first threeway sequence valve 108 and the second threeway sequence valve 109
The second high-voltage switch gear 116, the 6th interface 109c and water pump of the second threeway sequence valve 109 are provided between 4th interface 109a
Be provided with second one-way valve 117 between 105 water inlet port 105a, the setting direction of second one-way valve 117 be water flow be only capable of to
The water inlet port 105a of water pump 105 flows.It should be pointed out that pressure value when the second high-voltage switch gear 116 disconnects substantially is stored up
Pressure when filling pure water in water installations 110 between first threeway sequence valve 108 and the second threeway sequence valve 109 in this section of water route
Value, and the pressure value is slightly less than the preset pressure for meeting the 6th interface 109c opening, in such manner, it is possible to guarantee the effective of water pump 105
Control, improves the stability of waterway structure.
The present embodiment also provides a kind of water purifier, and using above-mentioned reduces the net of TDS value after reverse osmosis membrane water salt balance
Water system can effectively solve the problem that the problem that TDS value is higher after being switched on, and guarantee the quality of drinking-water.
The water purification system of TDS value after 1 pair of reduction reverse osmosis membrane water salt balance provided in this embodiment with reference to the accompanying drawing
The course of work elaborates:
When pure water faucet 111 is opened, inlet water solenoid valve 112 is opened, while water pump 105 works, in the effect of water pump 105
Under, it after external tap water carries out the processing of pre-procesor 104, is sent into reverse osmosis filter 106, filtered pure water warp
106 water outlet port 106b of reverse osmosis filter outflow, and used again by 111 outflow of pure water faucet through postpositive disposal device 107；
After pure water faucet 111 is closed, the second interface 108b and postpositive disposal device 107 of the first threeway sequence valve 108
Between this section of water route in pressure rise, and open when reaching preset pressure the third interface of the first threeway sequence valve 108
108c；At this point, the pure water of the water outlet port 106b outflow of reverse osmosis filter 106 is by the 4th interface under the action of water pump 105
109a enters, then is flowed into water storage device 110 by the 5th interface 109b；Until water storage device 110 fills pure water, pressure after water is full
Continue to rise, the first high-voltage switch gear 115 disconnects, and shuts down work；
When shutdown reaches setting time, process control water pump 105 starts, and inlet water solenoid valve 112 is still in closing shape
State, the pure water in water storage device 110 are flowed out through the 6th interface 109c, and are pumped into reverse osmosis filter 106 by water pump 105, right
Reverse osmosis membrane surface is rinsed, and reduces the TDS value of permeable membrane front end residual water, so that it is inclined to reach the reduction initial TDS of machine
High problem.
Embodiment two
2 the present embodiment and difference in embodiment one are elaborated with reference to the accompanying drawing.
As shown in Fig. 2, it is provided in this embodiment reduce reverse osmosis membrane water salt balance after TDS value water purification system, including into
The mouth of a river 201, water outlet 202, discharge outlet 203, pre-procesor 204, water pump 205, reverse osmosis filter 206, postpositive disposal
Device 207, the first solenoid valve 208, second solenoid valve 209, third solenoid valve 210, the 4th solenoid valve 211, the 5th solenoid valve
212, the 6th solenoid valve 213 and water storage device 214.
Referring to fig. 2, pre-procesor 204 is arranged between water inlet 201 and the water inlet port 205a of water pump 205, water
The water inlet port 206a of the water outlet port 205b connection reverse osmosis filter 206 of pump 205, the discharge ends of reverse osmosis filter 206
Water outlet port 206b and the water outlet of reverse osmosis filter 206 is arranged in mouth 206c communicated drainage mouth 203, postpositive disposal device 207
Between mouth 202, water storage device 214 is arranged between the water outlet port 206b of reverse osmosis filter 206 and water pump 205, water outlet
The water outlet part of 202 connections such as pure water faucet 215.
Specifically, pre-procesor 204 includes composite filter element, the water outlet port 204b and water of pre-procesor 204
The water inlet port 205a connection of pump 205, postpositive disposal device 207 include active carbon filter core.Water storage device 214 includes tank body 2141
With the piston component 2142 being slidably arranged in tank body 2141, tank body 2141 has first port 214a and and reverse osmosis filter
The second port 214b of 206 water outlet port 206b connection, piston component 2142 will be separated into tank body 2141 and first port
First cavity 2143 of 214a connection and the second cavity 2144 being connected to second port 214b.The setting of first solenoid valve 208 exists
Between water inlet 201 and the water inlet port 204a of pre-procesor 204；The water outlet of water pump 205 is arranged in second solenoid valve 209
Between port 205b and the water inlet port 206a of reverse osmosis filter 206；Third solenoid valve 210 is arranged in reverse osmosis filter
Between 206 drain port 206c and discharge outlet 203；Water inlet port 205a and the storage of water pump 205 is arranged in 4th solenoid valve 211
Between the first port 214a of water installations 214；The water outlet port 205b of water pump 205 is arranged in 5th solenoid valve 212 and water storage fills
It sets between 214 first port 214a；6th solenoid valve 213 be arranged in the second port 214b of water storage device 214 with it is reverse osmosis
Between the water inlet port 206a of filter 206.
It is provided with check valve 216 between the water outlet port 206b and postpositive disposal device 207 of reverse osmosis filter 206,
The setting direction of check valve 216 is that water flow is only capable of flowing to postposition processing unit 207.In check valve 216 and postpositive disposal device
It is additionally provided with high-voltage switch gear 217 between 207, (fills pure water in water storage device 214 when this section of water flow reaches certain pressure
When), control water pump 205 is closed.
As a further improvement, it is provided with one-way check structure in the water outlet port 206b of reverse osmosis filter 206, with
Prevent pure water from flowing into inside reverse osmosis filter 206 through water outlet port 206b.
The water purification system of TDS value after 2 pairs of reduction reverse osmosis membrane water salt balances provided in this embodiment with reference to the accompanying drawing
The course of work elaborates:
Piston water pot store pure water process: when pure water faucet 215 open when, the first solenoid valve 208, second solenoid valve 209,
Third solenoid valve 210 is opened, meanwhile, the 4th solenoid valve 211, the 5th solenoid valve 212, the 6th solenoid valve 213 are closed, in this way, outside
Portion's water is pumped into instead by water pump 205 through water inlet 201, the first solenoid valve 208, pre-procesor 204, second solenoid valve 209
In percolating filter 206, pure water is from the water outlet port 206b of reverse osmosis filter 206, and through check valve 216, high-voltage switch gear
217, postpositive disposal device 207, pure water faucet 215 flow out；After pure water faucet 215 is closed, the 4th solenoid valve 211 is opened, instead
Pressure rises in this section of water route between the water outlet port 206b and pure water faucet 215 of percolating filter 206, reverse osmosis filter
The pure water of 206 water outlet port 206b outflow can flow into the second cavity 2144 through the second port 214b of water storage device 214, together
When, the first port 214a of water and water storage device 214 in the first cavity 2143 is between the water inlet port 205a of water pump 205
The water in this section of water route can be sent into reverse osmosis filter 206 by water pump 205, until in the second cavity 2144 of water storage device 214
After filling pure water, high-voltage switch gear 217 is disconnected, and shuts down work.
State is rinsed in salt discharge: when reaching the setting flushing setting time, in the case that pressure switch disconnects, and the first solenoid valve
208, third solenoid valve 210, the 5th solenoid valve 212, the 6th solenoid valve 213 are opened, while second solenoid valve 209 and the 4th electromagnetism
Valve 211 is closed, and water pump 205 works, and external water is poured the first cavity 2143 through the first port 214a of water storage device 214
It is interior, and the pure water in the second cavity 2144 is made to flow into reverse osmosis filter 206 from second port 214b, through the 6th solenoid valve 213
It is interior, to be rinsed to reverse osmosis membrane surface, reduce the TDS value of permeable membrane front end residual water, thus at the beginning of reaching reduction machine
Beginning TDS higher problem.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modification, equivalent replacement or improvement etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. the water purification system of TDS value after a kind of reduction reverse osmosis membrane water salt balance, including water inlet, water outlet and discharge outlet,
It is characterized in that, further includes pre-procesor, water pump, reverse osmosis filter, postpositive disposal device and water storage device；Before described
It sets processing unit to be arranged between the water inlet and the water inlet port of the water pump, described in the water outlet port connection of the water pump
The drain port of the water inlet port of reverse osmosis filter, the reverse osmosis filter is connected to the discharge outlet, the postpositive disposal
Device is arranged between the water outlet port of the reverse osmosis filter and the water outlet, and the water storage device setting is described anti-
Between the water outlet port of percolating filter and the water pump.
2. reducing the water purification system of TDS value after reverse osmosis membrane water salt balance according to claim 1, which is characterized in that also wrap
Include one first threeway sequence valve comprising the first valve body, first valve body have the water outlet with the reverse osmosis filter
First interface, the second interface connecting with the postpositive disposal device and the third connecting with water storage device of mouth connection connect
Mouthful；Be provided with the first spool in first valve body, to be connected to first interface and second interface, and the second interface with
Connection first interface and third interface when water route between the postpositive disposal device reaches preset pressure.
3. reducing the water purification system of TDS value after reverse osmosis membrane water salt balance according to claim 2, which is characterized in that also wrap
Include one second threeway sequence valve comprising the second valve body, second valve body have the connect with the third interface the 4th to connect
Mouth, the 5th interface being connect with the water storage device and the 6th interface being connect with the water inlet port of the water pump；Described
The second spool is provided in two valve bodies, to be connected to the 4th interface and the 5th interface, and in the 5th interface and the water storage
The 4th interface of connection and the 6th interface when water route between device reaches preset pressure.
4. reducing the water purification system of TDS value after reverse osmosis membrane water salt balance according to claim 1, which is characterized in that also wrap
Include the first solenoid valve, second solenoid valve, third solenoid valve, the 4th solenoid valve, the 5th solenoid valve, the 6th solenoid valve；
The water storage device includes tank body and is slidably arranged in the intracorporal piston component of the tank, and the tank body has first port
The second port being connected to with the water outlet port of the reverse osmosis filter, the piston component will be separated into the tank body with
The first cavity and the second cavity connected with the second port of the first port connection；
First solenoid valve is arranged between the water inlet and the water inlet port of the pre-procesor；Second electricity
Magnet valve is arranged between the water outlet port of the water pump and the water inlet port of the reverse osmosis filter；The third solenoid valve is set
It sets between the drain port and the discharge outlet of the reverse osmosis filter；The water pump is arranged in 4th solenoid valve
It intakes between port and the first port of the water storage device；5th solenoid valve be arranged in the water outlet port of the water pump with
Between the first port of the water storage device；The second port of the water storage device and described anti-is arranged in 6th solenoid valve
Between the water inlet port of percolating filter.
5. special according to claim 1 to the water purification system of TDS value after reduction reverse osmosis membrane water salt balance described in any one of 4
Sign is, is provided with the first high-voltage switch gear between the water outlet port of the reverse osmosis filter and the postpositive disposal device.
6. special according to claim 1 to the water purification system of TDS value after reduction reverse osmosis membrane water salt balance described in any one of 4
Sign is, check valve is provided between the water outlet port of the reverse osmosis filter and the postpositive disposal device, to prevent
Water flow is flowed to the water outlet port of the reverse osmosis filter.
7. special according to claim 1 to the water purification system of TDS value after reduction reverse osmosis membrane water salt balance described in any one of 4
Sign is that the pre-procesor includes composite filter element.
8. reducing the water purification system of TDS value after reverse osmosis membrane water salt balance according to claim 7, which is characterized in that described
Pre-procesor further includes the PP cotton filter element for being connected to the composite filter element upstream.
9. special according to claim 1 to the water purification system of TDS value after reduction reverse osmosis membrane water salt balance described in any one of 4
Sign is that the postpositive disposal device includes active carbon filter core.
10. a kind of water purifier, which is characterized in that including reducing reverse osmosis film water salt as claimed in any one of claims 1-9 wherein
The water purification system of TDS value after balance.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821351651.5U CN209098335U (en) | 2018-08-21 | 2018-08-21 | The water purification system and water purifier of TDS value after reduction reverse osmosis membrane water salt balance |
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| CN201821351651.5U CN209098335U (en) | 2018-08-21 | 2018-08-21 | The water purification system and water purifier of TDS value after reduction reverse osmosis membrane water salt balance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108892263A (en) * | 2018-08-21 | 2018-11-27 | 深圳安吉尔饮水产业集团有限公司 | The water purification system and water purifier of TDS value after reduction reverse osmosis membrane water salt balance |
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2018
- 2018-08-21 CN CN201821351651.5U patent/CN209098335U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108892263A (en) * | 2018-08-21 | 2018-11-27 | 深圳安吉尔饮水产业集团有限公司 | The water purification system and water purifier of TDS value after reduction reverse osmosis membrane water salt balance |
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