CN208802905U - Back flushing purifier - Google Patents
Back flushing purifier Download PDFInfo
- Publication number
- CN208802905U CN208802905U CN201821153419.0U CN201821153419U CN208802905U CN 208802905 U CN208802905 U CN 208802905U CN 201821153419 U CN201821153419 U CN 201821153419U CN 208802905 U CN208802905 U CN 208802905U
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- Prior art keywords
- solenoid valve
- water
- water pump
- filtration module
- valve
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
A kind of back flushing purifier, including by-pass filtration module (1), secondary filtration module (2), outlet valve (4) and water pump (3), it is characterised in that be connected separately with the first solenoid valve (11) and second solenoid valve (12) on the pipeline of described water pump (3) front-end and back-end；The purifier further includes the drinking-water pipe (22) and drainpipe (23) connecting with water inlet pipe (24), one end of aforementioned drinking-water pipe (22) is connected between the first solenoid valve (11) and water pump (3), the other end is connected between second solenoid valve (12) and secondary filtration module (2), the drinking-water pipe (22) is equipped with third solenoid valve (13), one end of aforementioned drainpipe (23) is connected between water pump (3) and second solenoid valve (12), the drainpipe (23) is equipped with the 4th solenoid valve (14).Power is provided by water pump, the reversed water extracted inside filter core, while the tamper inside cartridge surface and filter core being extracted, it can will effectively block the tamper inside cartridge surface and filter core and exclude.
Description
Technical field
The utility model relates to a kind of purifier more particularly to a kind of purifiers of energy filter cartridge flushing.
Background technique
Film surface can occur in use for some time for filter element of water purifier, especially RO membrane filter and nanofiltration membrane filter stifled
Plug, water flow become smaller situation, so needing to rinse process.There is also a variety of douching technique schemes at present.This kind of patent
Document can disclose " purifier and purifier with the Chinese invention patent application that application reference number is 201410380257.4
Purging method " (Publication No. CN104150627A)；The Chinese invention that can be 201710983130.5 with application reference number is special
Benefit applies for that open " double filter core forward direction drainages, back flush system and application method for water purifier " (publication No. is
CN107694344A)。
But these current technical solutions are mainly still directly flowed through inside filter core by tap water, with tap water band itself
Some mobility take away the tamper of cartridge surface, and that there are flush efficiencies is low for this technical solution, washing time is long, waste
The disadvantages of water is more.
Utility model content
Technical problem to be solved in the utility model is in addition to provide a kind of backwash for the above-mentioned state of the art
Purifier.
Another technical problem to be solved in the utility model is to provide the recoil that a kind of water consumption is few and flush efficiency is high
Clean water installations.
Technical solution adopted by the utility model to solve the above technical problems is as follows: a kind of back flushing purifier, including
The by-pass filtration module of large granular impurity can be filtered out；
The secondary filtration module of little particle impurity can be filtered out, there is water inlet end, water purification outlet end and wastewater outlet end；Into
Water end (W.E.) is connect by water inlet pipe with the water outlet of aforementioned by-pass filtration module；
Outlet valve, water inlet end are connect with the water purification outlet end of said second filtering module；And
Water pump is set on aforementioned inlet pipeline；
It is characterized in that being connected separately with the first solenoid valve and the second electromagnetism on the pipeline of the water pump front-end and back-end
Valve, the wastewater outlet end are equipped with waste pipe, which is equipped with waste water ratio solenoid valve；
The purifier further includes the drinking-water pipe and drainpipe connecting with water inlet pipe, and one end of aforementioned drinking-water pipe is connected to
Between one solenoid valve and water pump, the other end is connected between second solenoid valve and secondary filtration module, is set on the drinking-water pipe
There is third solenoid valve, one end of aforementioned drainpipe is connected between water pump and second solenoid valve, and the drainpipe is equipped with the
Four solenoid valves.
Further, the outlet valve is equipped with the Hall sensor electricly connected with water pump.
To realize automation control, which further includes controller, the controller and the first solenoid valve, the second electromagnetism
Valve, third solenoid valve, the 4th solenoid valve, waste water ratio solenoid valve and water pump control connection.
The by-pass filtration module can be in PP cotton filter element, active carbon filter core, micro-filtration membrane filter or ultrafiltration membrane filter element
At least one, the secondary filtration module can be at least one of nanofiltration membrane filter or reverse osmosis membrane filter element.
Compared with the prior art, the advantages of the utility model are: designing by waterway structure, power is provided by water pump,
The reversed water extracted inside filter core, while the tamper inside cartridge surface and filter core being extracted, it can be effectively by blocking
Tamper inside cartridge surface and filter core excludes, and greatly improves flush efficiency, reduces washing time and rinse water, meanwhile,
Greatly improve filter core service life.
Detailed description of the invention
Fig. 1 is example structure schematic diagram.
Fig. 2 is embodiment control block diagram
Specific embodiment
The utility model is described in further detail below in conjunction with figure embodiment.
As shown in Figure 1, the back flushing purifier in the present embodiment, the by-pass filtration including large granular impurity can be filtered out
Module 1, the secondary filtration module 2 that little particle impurity can be filtered out, outlet valve 4, water pump 3 and controller 100.
Secondary filtration module 2 has water inlet end, water purification outlet end and wastewater outlet end；Water inlet end passes through water inlet pipe 24 and one
The water outlet connection of grade filtering module 1；4 water inlet end of outlet valve is connect with the water purification outlet end of secondary filtration module 2, the outlet valve
4 are equipped with the Hall sensor electricly connected with water pump 3.
Water inlet pipe 24 is connected with drinking-water pipe 22 and drainpipe 23, one end of drinking-water pipe 22 be connected to the first solenoid valve 11 with
Between water pump 3, the other end is connected between second solenoid valve 12 and secondary filtration module 2, and drinking-water pipe 22 is equipped with third electromagnetism
Valve 13, one end of drainpipe 23 are connected between water pump 3 and second solenoid valve 12, and drainpipe 23 is equipped with the 4th solenoid valve 14.
Water pump 3 is set to 24 road of water inlet pipe；The first solenoid valve 11 is connected separately on the pipeline of 3 front-end and back-end of water pump
With second solenoid valve 12, wastewater outlet end is equipped with waste pipe 21, which is equipped with waste water ratio solenoid valve 15.
By-pass filtration module 1 in embodiment can use PP cotton filter element, active carbon filter core, micro-filtration membrane filter or ultrafiltration membrane
Filter core, secondary filtration module 2 can use nanofiltration membrane filter or reverse osmosis membrane filter element.Waste water ratio solenoid valve 15 in the present embodiment
Still there is a small amount of water flow that can flow out when completely closing, when fully opening, then water purification port there is no that flowing water flows out.Water outlet
Valve 4 can use common tap.
As shown in connection with fig. 2, controller 100 and the first solenoid valve 11, second solenoid valve 12, the 13, the 4th electricity of third solenoid valve
Magnet valve 14, waste water ratio solenoid valve 15 and the control connection of water pump 3.
The control method of back flushing purifier, includes the following steps:
When normal water intaking, outlet valve 4 is opened, triggers Hall sensor, the first solenoid valve 11 is opened, and second solenoid valve 12 is beaten
It opens, third solenoid valve 13 is closed, and the 4th solenoid valve 14 is closed, and water pump 3 starts, and waste water ratio solenoid valve 15 is closed, normally waste water out；
Water intaking terminates, and closes outlet valve 4, triggers Hall sensor, and water pump 3 stops, and the first solenoid valve 11 is closed, the second electricity
Magnet valve 12 is closed；
When flushing, 11 closed state of the first solenoid valve, 12 closed state of second solenoid valve, the opening of third solenoid valve 13, the
Four solenoid valves 14 are opened, and waste water ratio solenoid valve 15 is opened, and water pump 3 starts, and water pump 3 will be before filter core film in secondary filtration module 2
Water extracts, and water flow drives tamper reversely to extract inside film surface, film, and entire back suction takes lasting t1 (such as t1=
3s) time or continuous several times back suction take, and extract t2 (such as t2=1s) time every time, and then water pump 3 stops, and close third electricity
Magnet valve 13 closes the 4th solenoid valve 14, opens the first solenoid valve 11, opens second solenoid valve 12, and waste water ratio solenoid valve 15 is in
Opening state, water pump 3 start, continual rinsing t3 (such as t3=20s) time.
Claims (4)
1. a kind of back flushing purifier, including
The by-pass filtration module (1) of large granular impurity can be filtered out；
The secondary filtration module (2) of little particle impurity can be filtered out, there is water inlet end, water purification outlet end and wastewater outlet end；Into
Water end (W.E.) is connect by water inlet pipe (24) with the water outlet of aforementioned by-pass filtration module (1)；
Outlet valve (4), water inlet end are connect with the water purification outlet end of said second filtering module (2)；And
Water pump (3) is set to aforementioned water inlet pipe (24) road；
It is characterized in that being connected separately with the first solenoid valve (11) and the second electricity on the pipeline of described water pump (3) front-end and back-end
Magnet valve (12), the wastewater outlet end are equipped with waste pipe (21), which is equipped with waste water ratio solenoid valve (15)；
The purifier further includes the drinking-water pipe (22) and drainpipe (23) connecting with water inlet pipe (24), aforementioned drinking-water pipe (22)
One end is connected between the first solenoid valve (11) and water pump (3), and the other end is connected to second solenoid valve (12) and secondary filtration mould
Between block (2), the drinking-water pipe (22) is equipped with third solenoid valve (13), and one end of aforementioned drainpipe (23) is connected to water pump
(3) between second solenoid valve (12), the drainpipe (23) is equipped with the 4th solenoid valve (14).
2. back flushing purifier according to claim 1, it is characterised in that the outlet valve (4) is equipped with and water pump
(3) Hall sensor electricly connected.
3. back flushing purifier according to claim 2, it is characterised in that the purifier further includes controller
(100), the controller (100) and the first solenoid valve (11), second solenoid valve (12), third solenoid valve (13), the 4th solenoid valve
(14), waste water ratio solenoid valve (15) and water pump (3) control connection.
4. back flushing purifier according to claim 1, it is characterised in that the by-pass filtration module (1) is PP cotton
At least one of filter core, active carbon filter core, micro-filtration membrane filter or ultrafiltration membrane filter element, the secondary filtration module (2) are to receive
At least one of filter membrane filter core or reverse osmosis membrane filter element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821153419.0U CN208802905U (en) | 2018-07-20 | 2018-07-20 | Back flushing purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821153419.0U CN208802905U (en) | 2018-07-20 | 2018-07-20 | Back flushing purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208802905U true CN208802905U (en) | 2019-04-30 |
Family
ID=66230729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821153419.0U Active CN208802905U (en) | 2018-07-20 | 2018-07-20 | Back flushing purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208802905U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110734150A (en) * | 2018-07-20 | 2020-01-31 | 宁波方太厨具有限公司 | Backwashing water purifier and control method thereof |
-
2018
- 2018-07-20 CN CN201821153419.0U patent/CN208802905U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110734150A (en) * | 2018-07-20 | 2020-01-31 | 宁波方太厨具有限公司 | Backwashing water purifier and control method thereof |
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