CN208394920U - A kind of cycling water purifying device - Google Patents
A kind of cycling water purifying device Download PDFInfo
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- CN208394920U CN208394920U CN201820621617.9U CN201820621617U CN208394920U CN 208394920 U CN208394920 U CN 208394920U CN 201820621617 U CN201820621617 U CN 201820621617U CN 208394920 U CN208394920 U CN 208394920U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 232
- 230000001351 cycling effect Effects 0.000 title claims abstract description 19
- 239000002351 wastewater Substances 0.000 claims abstract description 120
- 239000012528 membrane Substances 0.000 claims description 40
- 238000000746 purification Methods 0.000 claims description 31
- 239000000523 sample Substances 0.000 claims description 27
- 238000001514 detection method Methods 0.000 claims description 18
- 229920000742 Cotton Polymers 0.000 claims description 14
- 238000010992 reflux Methods 0.000 claims description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- 238000000108 ultra-filtration Methods 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 238000001914 filtration Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 12
- 238000000034 method Methods 0.000 description 6
- 239000008399 tap water Substances 0.000 description 6
- 235000020679 tap water Nutrition 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000005457 optimization Methods 0.000 description 5
- 239000013618 particulate matter Substances 0.000 description 5
- 238000001223 reverse osmosis Methods 0.000 description 4
- 238000005374 membrane filtration Methods 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a kind of cycling water purifying devices, including filter core, bypass is connected with a return of waste water pipeline on filter core wastewater effluent pipeline, and the return of waste water pipeline other end is connected in the water inlet manifold road of filter core water inlet end, and water inlet manifold is additionally provided with booster pump in road；It is characterized in that, being additionally provided with backflushing water intake pipe road and recoil outlet conduit, backflushing water intake pipe road one end is connected on water inlet manifold road, and the other end is connected on wastewater effluent pipeline；Recoil outlet conduit one end is connected in water inlet manifold road and is located at backflushing water intake pipe road front position, and the recoil outlet conduit other end is connected in wastewater effluent pipeline and between backflushing water intake pipe road and return of waste water pipeline.The advantages of the utility model has structure simple, can either improve water application efficiency, and be able to extend filter core failure time, reduces purifier use cost.
Description
Technical field
The utility model relates to tap water purifying technical fields, and in particular to a kind of cycling water purifying device.
Background technique
Water purifier is also water purifier, water purifier, is to carry out depth-type filtration, purification to water quality by the requirement to water
The water treatment facilities of processing.The water purifier usually said generally refers to be used as the small-sized clarifier that family uses.Its technological core
For the filter membrane in filter element device, major technique derives from ultrafiltration membrane and two kinds of RO reverse osmosis membrane at present.
Wherein using RO reverse osmosis membrane as the purifier of filter core, since purifying water effect is good, become popular in recent years
Purifier.
RO reverse osmosis membrane water purifying principle is the wherein side that the substance of bulky grain is isolated in film, and with that intercepted portion
Divide water outflow, the part to flow away is commonly referred to as waste water with the water of large particulate matter, and the water through film side is water purification.It is usually anti-
The ratio of pure water and waste water that infiltration water purifier is produced is 1:3, and waste water resource is serious.
In order to improve originally water use efficiency, in the RO reverse osmosis membrane purifier of part, in such a way that return line is set
Waste water is circulated to improve water reuse efficiency, such as concentrate recirculation full rotation type household disclosed in CN203700062
Water purification machine just belongs to this mode.
But this that the purifier for improving utilization efficiency is circulated using waste water, the filtration duty that RO film is born is very
Weight, therefore there are still scrappage is high, using the time it is shorter the defects of, need to be replaced frequently RO membrane filter, improve purifier
Use cost.
Utility model content
In view of the above shortcomings of the prior art, the utility model head technical problems to be solved are: how to provide a kind of knot
Structure is simple, can either improve water application efficiency, and is able to extend RO membrane filter failure time, reduces purifier use cost
Cycling water purifying device.
In order to solve the above-mentioned technical problem, the utility model uses the following technical solution: being flowed in scheme with water flow
Direction is front, and opposite direction is that rear carries out orientation description.
A kind of cycling water purifying device, including filter core, filter core have the water inlet end in a connection water inlet manifold road, have one
Connect the wastewater effluent end of wastewater effluent pipeline and the water purification water outlet of a connection water purification outlet conduit；Filter core waste water outlet pipe
Bypass is connected with a return of waste water pipeline on road, and the return of waste water pipeline other end is connected to the water inlet manifold road of filter core water inlet end
In, reflux control mechanism is provided in return of waste water pipeline, in water inlet manifold road between return of waste water pipeline and filter core
Position is additionally provided with booster pump, and the water flow front that return of waste water pipeline is located in wastewater effluent pipeline is additionally provided with wastewater effluent and opens
Close valve；It is characterized in that, being additionally provided with backflushing water intake pipe road and recoil outlet conduit, backflushing water intake pipe road one end is connected to close
On the water inlet manifold road of filter core, the other end is connected on the wastewater effluent pipeline between filter core and return of waste water pipeline, recoil into
Recoil water inlet control valve is provided in waterpipe；Recoil outlet conduit one end is connected in water inlet manifold road and is located at recoil water inlet
Pipeline front position, the recoil outlet conduit other end is connected in wastewater effluent pipeline and is located at backflushing water intake pipe road and waste water returns
On wastewater effluent pipeline between flow tube road, recoil outlet water control valve is provided in the outlet conduit that recoils；The water inlet manifold road
It is upper to be additionally provided with the first switching control valve between backflushing water intake pipe road and recoil outlet conduit, it is located in wastewater effluent pipeline
The second switching control valve is additionally provided between backflushing water intake pipe road and recoil outlet conduit.
Further, the filter core is RO membrane filter.
In this way, wastewater effluent switch valve is closed when device works normally, the first switching control valve and the second switching control
Valve is opened, and recoil water inlet control valve and recoil outlet water control valve are closed, and booster pump is opened, the reflux being arranged in return of waste water pipeline
Control mechanism is opened, and waste water realizes circulating filtration, water purification outlet pipe in RO membrane filter internal circulation flow by return of waste water pipeline
Road water outlet, improves water application efficiency.When circulating filtration to predetermined time, when waste strength reaches the upper limit, wastewater effluent switch valve
It opens, the first switching control valve and the second switching control valve are closed, and recoil water inlet control valve and recoil outlet water control valve are opened, and are increased
Press pump is opened, and the reflux control mechanism being arranged in return of waste water pipeline is closed, and the water inlet in water inlet manifold road is through backflushing water intake pipe
The wastewater effluent end that road enters RO membrane filter enters RO membrane filter and is backwashed, and the waste water for the wash-off that recoils is again through RO membrane filtration
The water inlet end of core flows out and the outlet conduit that recoiled flows out to wastewater effluent pipeline China and foreign countries and arranges.Thus realized pair by control
Solid particulate matter on RO membrane filter is gone out outlet by the back flush of RO membrane filter, improves the filtering effect of RO membrane filter again
Rate.And so on, that is, water application efficiency can either be improved by having reached, and be able to extend the effect of RO membrane filter failure time, pole
The earth reduces the use cost of purifier.
As optimization, the reflux control mechanism in the return of waste water pipeline is one way stop peturn valve.
In this way, wastewater effluent switch valve acts on after closing in the pressure that booster pump provides when in device course of normal operation
Under, one way stop peturn valve can guarantee that the waste water of return of waste water pipeline unidirectionally flows back.During the backwash process, when wastewater effluent switchs
After valve opens pressure release, one way stop peturn valve can guarantee that the hydraulic pressure in RO membrane filter water inlet manifold road all acts on RO membrane filter simultaneously
Drive waste water from wastewater effluent pipeline outlet, return of waste water pipeline does not have water flowing.In this way, without individually to return of waste water pipe
Reflux control mechanism in road is controlled, and is simplified control process and is reduced costs.
As optimization, it is sequentially connected in series in the water inlet manifold road along water inlet direction and is provided with PP cotton initial filter filter core, active carbon
Filter core, softening resin filter element and ultra-filtration element, the booster pump are mounted on PP cotton initial filter filter core and active carbon filter core
Between, the return of waste water pipeline is connected between PP cotton initial filter filter core and booster pump.
In this way, the mode of multistage filtering can preferably improve tap water filter effect.Simultaneously due to not when return of waste water
There can be the large particulate matter for needing primary filtration, therefore return of waste water pipeline is connected in front of PP cotton initial filter filter core, it can be more preferable
Improve reflux and filter efficiency in ground.
As optimization, the water purification outlet conduit also gangs up close to the water purification water outlet end position of RO membrane filter and is provided with one
Water storage accommodating body.
In this way, when booster pump stops, can control when device is closed and first stop booster pump, closed after the short time that is delayed
Wastewater effluent switch valve, so that it may flow back into RO membrane filter under pressure by the part clear water under storing in water storage accommodating body
And be discharged from wastewater effluent pipeline, backwash effect can be further increased to a certain extent.
As optimization, water purification outlet conduit exit is provided with tap and pressure pot；In water purification outlet conduit also
It is disposed with water outlet one way stop peturn valve and hydraulic pressure detection probe, hydraulic pressure detection probe is connected with a control centre, in control
The heart respectively with booster pump, wastewater effluent switch valve, recoil water inlet control valve, recoil outlet water control valve, the first switching control valve with
And second switching control valve be connected；The hydraulic pressure detection probe include first probe and second probe, first probe for realizing
The triggering of hydraulic pressure upper limit value, the second probe is for realizing the triggering of hydraulic pressure lower limit value.
In this way, the detection of one range hydraulic pressure value of realization is simultaneously controlled by control centre using two hydraulic pressure detection probes
Device processed carries out start and stop in a range hydraulic pressure.Electronic device can be caused to damage with avoiding device frequent start-stop in this way, extended
Service using life, and better ensure that water purification water outlet can be more steadily discharged.
Further, adjacent position in front of PP cotton initial filter filter core is located in the water inlet manifold road and is additionally provided with water feeding pressure
Detection probe, water feeding pressure detection probe are connected with control centre.
It is detected in this way, water pressure can be carried out to tap water, when going beyond the limit of value, control device stops working with reality
Now protect.
As optimization, the backflushing water intake pipe road, recoil outlet conduit, recoil water inlet control valve, recoil outlet water control valve,
First switching control valve and the second switching control valve are integrated in a two-position four-way reversing solenoid valve, the two-position four-way commutation
Solenoid valve includes a valve body and spool, is respectively arranged with first interface, second interface, third interface and the 4th on valve body and connects
Mouthful, it is the first working condition and the second working condition, the first work that control valve core movement, which can switch two-position four-way reversing solenoid valve,
First interface is connected to second interface when making state, third interface and the 4th orifice, when the second working condition, first interface
With third orifice, second interface and the 4th orifice；The first interface and second interface are connected in series to water inlet manifold road
In, third interface and the 4th interface tandem are into wastewater effluent pipeline.
In this way, when two-position four-way reversing solenoid valve is the first working condition, the water inlet manifold road and waste water of device at this time
Each self-closing of outlet conduit, device are in normal waste water circulating filtration working condition.When two-position four-way reversing solenoid valve is the
When two working conditions, it is equal to spool connection first interface at this time and third interface forms backflushing water intake pipe road, while spool connects
Logical second interface and the 4th interface form recoil outlet conduit.So that first interface and third interface are passed through in the water inlet of water inlet manifold road
It is connected to wastewater effluent pipeline, and is flowed out from RO membrane filter water inlet end after the backwash of RO membrane filter and through second interface and the
Four interfaces flow out to front wastewater effluent pipeline；The backwash course of work of finishing device.Two pipelines and four are controlled in this way
As soon as valve processed is integrated into a reversal valve, structure is greatly simplified, saves component, and improves control convenience.
The invention also discloses a kind of cycling water purifying device, including filter core, filter core has a connection water inlet manifold
The water inlet end in road, the water purification water outlet with a connection water purification outlet conduit；It is characterized in that, being additionally provided with one two four
Logical reversing solenoid valve, the two-position four-way reversing solenoid valve include a valve body and spool, are respectively arranged with first on valve body and connect
Mouth, second interface, third interface and the 4th interface, it is the first work that control valve core movement, which can switch two-position four-way reversing solenoid valve,
Make state and the second working condition, first interface is connected to second interface when the first working condition, third interface and the 4th interface
Connection, when the second working condition, first interface and third orifice, second interface and the 4th orifice；Described first connects
Mouth and second interface are connected in series in water inlet manifold road, and third interface and the 4th interface tandem are into water purification outlet conduit.
In this way, it is identical with the effect principle of aforementioned backwash scheme, control can be reached using simpler structure and is realized
The effect of backwash.Structure is greatly simplified, component is saved, and improves control convenience.
In conclusion the utility model has structure simple, water application efficiency can either be improved, and be able to extend RO membrane filtration
The advantages of core failure time, reduction purifier use cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of isolated system part in embodiment 1.
Fig. 2 is independent electric control system structural schematic diagram in embodiment 1.
Fig. 3 is the structural schematic diagram of isolated system part in embodiment 2.
Fig. 4 is the structural schematic diagram of independent electric control system in embodiment 2.
Fig. 5 is the structural schematic diagram of the device part of embodiment 3.
Specific embodiment
Embodiment 1, as Fig. 1-Fig. 2 discloses a kind of preferred embodiment of the utility model.It is as shown in the figure:
A kind of cycling water purifying device, including filter core 1, filter core 1 have the water inlet end in a connection water inlet manifold road 2, have
The water purification water outlet at one wastewater effluent end for connecting wastewater effluent pipeline 3 and a connection water purification outlet conduit 4；Filter core waste water
Bypass is connected with a return of waste water pipeline 5 on outlet conduit 3, and 5 other end of return of waste water pipeline is connected to filter core water inlet end
In water inlet manifold road 2, it is provided with reflux control mechanism 6 in return of waste water pipeline 5, is located at return of waste water pipe in water inlet manifold road 2
Position between road 5 and filter core 1 is additionally provided with booster pump 7, before being located at the water flow of return of waste water pipeline 5 in wastewater effluent pipeline 3
Side is additionally provided with wastewater effluent switch valve 8；Wherein, backflushing water intake pipe road 9 and recoil outlet conduit 10, recoil water inlet are additionally provided with
9 one end of pipeline is connected on the water inlet manifold road 2 of filter core, and the other end is connected to useless between filter core and return of waste water pipeline
On water outlet conduit 3, recoil water inlet control valve 11 is provided in backflushing water intake pipe road 9；Recoil 10 one end of outlet conduit is connected to
In water inlet manifold road 2 and it is located at 9 front position of backflushing water intake pipe road, recoil 10 other end of outlet conduit is connected to waste water outlet pipe
On wastewater effluent pipeline in road 3 and between backflushing water intake pipe road 9 and return of waste water pipeline 5, in the outlet conduit 10 that recoils
It is provided with recoil outlet water control valve 12；It is located between backflushing water intake pipe road and recoil outlet conduit on the water inlet manifold road and also sets
It is equipped with the first switching control valve 13, is located between backflushing water intake pipe road and recoil outlet conduit in wastewater effluent pipeline and is additionally provided with
Second switching control valve 14.
In the present embodiment, the filter core is RO membrane filter.Certainly, when it is implemented, above structure also can be set at it
On his filter core, such as active carbon filter core, softening resin filter element or ultra-filtration element.
In the present embodiment, it is introduced only for the case where above structure is arranged on RO membrane filter.
In this way, wastewater effluent switch valve is closed when device works normally, the first switching control valve and the second switching control
Valve is opened, and recoil water inlet control valve and recoil outlet water control valve are closed, and booster pump is opened, the reflux being arranged in return of waste water pipeline
Control mechanism is opened, and waste water realizes circulating filtration, water purification outlet pipe in RO membrane filter internal circulation flow by return of waste water pipeline
Road water outlet, improves water application efficiency.When circulating filtration to predetermined time, when waste strength reaches the upper limit, wastewater effluent switch valve
It opens, the first switching control valve and the second switching control valve are closed, and recoil water inlet control valve and recoil outlet water control valve are opened, and are increased
Press pump is opened, and the reflux control mechanism being arranged in return of waste water pipeline is closed, and the water inlet in water inlet manifold road is through backflushing water intake pipe
The wastewater effluent end that road enters RO membrane filter enters RO membrane filter and is backwashed, and the waste water for the wash-off that recoils is again through RO membrane filtration
The water inlet end of core flows out and the outlet conduit that recoiled flows out to wastewater effluent pipeline China and foreign countries and arranges.Thus realized pair by control
Solid particulate matter on RO membrane filter is gone out outlet by the back flush of RO membrane filter, improves the filtering effect of RO membrane filter again
Rate.And so on, that is, water application efficiency can either be improved by having reached, and be able to extend the effect of RO membrane filter failure time, pole
The earth reduces the use cost of purifier.
Wherein, the reflux control mechanism 6 in the return of waste water pipeline 5 is one way stop peturn valve.
In this way, wastewater effluent switch valve acts on after closing in the pressure that booster pump provides when in device course of normal operation
Under, one way stop peturn valve can guarantee that the waste water of return of waste water pipeline unidirectionally flows back.During the backwash process, when wastewater effluent switchs
After valve opens pressure release, one way stop peturn valve can guarantee that the hydraulic pressure in RO membrane filter water inlet manifold road all acts on RO membrane filter simultaneously
Drive waste water from wastewater effluent pipeline outlet, return of waste water pipeline does not have water flowing.In this way, without individually to return of waste water pipe
Reflux control mechanism in road is controlled, and is simplified control process and is reduced costs.
Wherein, it is sequentially connected in series in the water inlet manifold road 2 along water inlet direction and is provided with PP cotton initial filter filter core 15, active carbon mistake
Filter filter core 16, softening resin filter element 17 and ultra-filtration element 18, the booster pump 7 are mounted on PP cotton initial filter filter core 15 and active carbon mistake
It filters between filter core 16, the return of waste water pipeline 5 is connected between PP cotton initial filter filter core and booster pump.
In this way, the mode of multistage filtering can preferably improve tap water filter effect.Simultaneously due to not when return of waste water
There can be the large particulate matter for needing primary filtration, therefore return of waste water pipeline is connected in front of PP cotton initial filter filter core, it can be more preferable
Improve reflux and filter efficiency in ground.
Wherein, the water purification outlet conduit 4 also gangs up close to the water purification water outlet end position of RO membrane filter and is provided with a storage
Water accommodating body 19.
In this way, when booster pump stops, can control when device is closed and first stop booster pump, closed after the short time that is delayed
Wastewater effluent switch valve, so that it may flow back into RO membrane filter under pressure by the part clear water under storing in water storage accommodating body
And be discharged from wastewater effluent pipeline, backwash effect can be further increased to a certain extent.
Wherein, 4 exit of water purification outlet conduit is provided with tap 20 and pressure pot 21；In water purification outlet conduit 4
Also it is disposed with water outlet one way stop peturn valve 22 and hydraulic pressure detection probe 23, hydraulic pressure detection probe 23 and 24 phase of control centre
Even, control centre 24 respectively with booster pump 7, wastewater effluent switch valve 8, recoil water inlet control valve 11, recoil outlet water control valve 12,
First switching control valve 13 and the second switching control valve 14 are connected；The hydraulic pressure detection probe 23 includes the first probe and second
Probe, the first probe is for realizing the triggering of hydraulic pressure upper limit value, and the second probe is for realizing the triggering of hydraulic pressure lower limit value.
In this way, the detection of one range hydraulic pressure value of realization is simultaneously controlled by control centre using two hydraulic pressure detection probes
Device processed carries out start and stop in a range hydraulic pressure.Electronic device can be caused to damage with avoiding device frequent start-stop in this way, extended
Service using life, and better ensure that water purification water outlet can be more steadily discharged.Furthermore it is also possible to lead to when implementing
Control centre is crossed, control carries out a back flush at the end of each water processed, guarantees water effect next time.
Wherein, adjacent position in front of PP cotton initial filter filter core is located in the water inlet manifold road 2 and is additionally provided with water feeding pressure inspection
Probing head 25, water feeding pressure detection probe 25 are connected with control centre 24.
It is detected in this way, water pressure can be carried out to tap water, when going beyond the limit of value, control device stops working with reality
Now protect.The present apparatus can make 90 jin or so of 100 jin of original tap water outputs of good water, greatly improve water use efficiency.
Embodiment 2: referring to Fig. 3-Fig. 4, a kind of cycling water purifying device of the present embodiment, rest part structure and embodiment 1
Identical, different places are in the device of the present embodiment, the backflushing water intake pipe road, recoil outlet conduit, recoil water inlet control
Valve, recoil outlet water control valve, the first switching control valve and the second switching control valve processed are integrated in a two-position four-way commutation electromagnetism
In valve 26, the two-position four-way reversing solenoid valve 26(is referring to Fig. 3) it include a valve body and spool, the is respectively arranged on valve body
One interface, second interface, third interface and the 4th interface, it is that control valve core movement, which can switch two-position four-way reversing solenoid valve,
One working condition and the second working condition, first interface is connected to second interface when the first working condition, third interface and the 4th
Orifice, when the second working condition, first interface and third orifice, second interface and the 4th orifice；Described
One interface and second interface are connected in series in water inlet manifold road, and third interface and the 4th interface tandem are into wastewater effluent pipeline.
In this way, when two-position four-way reversing solenoid valve is the first working condition, the water inlet manifold road and waste water of device at this time
Each self-closing of outlet conduit, device are in normal waste water circulating filtration working condition.When two-position four-way reversing solenoid valve is the
When two working conditions, it is equal to spool connection first interface at this time and third interface forms backflushing water intake pipe road, while spool connects
Logical second interface and the 4th interface form recoil outlet conduit.So that first interface and third interface are passed through in the water inlet of water inlet manifold road
It is connected to wastewater effluent pipeline, and is flowed out from RO membrane filter water inlet end after the backwash of RO membrane filter and through second interface and the
Four interfaces flow out to front wastewater effluent pipeline；The backwash course of work of finishing device.Two pipelines and four are controlled in this way
As soon as valve processed is integrated into a reversal valve, structure is greatly simplified, saves component, and improves control convenience.
Embodiment 3, referring to Fig. 5, a kind of cycling water purifying device of the present embodiment, rest part structure and embodiment 2 are identical,
Different places are in the device of the present embodiment, are directed to active carbon filter core, softening resin filter element and ultra-filtration element respectively
The frame mode that two-position four-way reversing solenoid valve is set on RO membrane filter is copied to have additional a two-position four-way reversing solenoid valve
It is backwashed, constitutes structure as shown in Figure 5, while four two-position four-way reversing solenoid valves are all connected to a control centre
It is controlled.This can be convenient each filter core rapidly to be backwashed, prolonged the service life.
Claims (9)
1. a kind of cycling water purifying device, including filter core, filter core has the water inlet end in a connection water inlet manifold road, has a company
Connect the wastewater effluent end of wastewater effluent pipeline and the water purification water outlet of a connection water purification outlet conduit；Filter core wastewater effluent pipeline
Upper bypass is connected with a return of waste water pipeline, and the return of waste water pipeline other end is connected to the water inlet manifold road of filter core water inlet end
In, reflux control mechanism is provided in return of waste water pipeline, in water inlet manifold road between return of waste water pipeline and filter core
Position is additionally provided with booster pump, and the water flow front that return of waste water pipeline is located in wastewater effluent pipeline is additionally provided with wastewater effluent and opens
Close valve；It is characterized in that, being additionally provided with backflushing water intake pipe road and recoil outlet conduit, backflushing water intake pipe road one end is connected to close
On the water inlet manifold road of filter core, the other end is connected on the wastewater effluent pipeline between filter core and return of waste water pipeline, recoil into
Recoil water inlet control valve is provided in waterpipe；Recoil outlet conduit one end is connected in water inlet manifold road and is located at recoil water inlet
Pipeline front position, the recoil outlet conduit other end is connected in wastewater effluent pipeline and is located at backflushing water intake pipe road and waste water returns
On wastewater effluent pipeline between flow tube road, recoil outlet water control valve is provided in the outlet conduit that recoils；The water inlet manifold road
It is upper to be additionally provided with the first switching control valve between backflushing water intake pipe road and recoil outlet conduit, it is located in wastewater effluent pipeline
The second switching control valve is additionally provided between backflushing water intake pipe road and recoil outlet conduit.
2. cycling water purifying device as described in claim 1, which is characterized in that the filter core is RO membrane filter.
3. cycling water purifying device as claimed in claim 1 or 2, which is characterized in that the reflux control in the return of waste water pipeline
Mechanism processed is one way stop peturn valve.
4. cycling water purifying device as claimed in claim 2, which is characterized in that in the water inlet manifold road successively along water inlet direction
PP cotton initial filter filter core, active carbon filter core, softening resin filter element and ultra-filtration element, the booster pump has been arranged in series to be mounted on
Between PP cotton initial filter filter core and active carbon filter core, the return of waste water pipeline be connected to PP cotton initial filter filter core and booster pump it
Between.
5. cycling water purifying device as claimed in claim 4, which is characterized in that the water purification outlet conduit is close to RO membrane filter
Water purification water outlet end position, which is also ganged up, is provided with a water storage accommodating body.
6. cycling water purifying device as claimed in claim 4, which is characterized in that water purification outlet conduit exit is provided with water
Faucet and pressure pot；Water outlet one way stop peturn valve and hydraulic pressure detection probe, hydraulic pressure detection are also disposed in water purification outlet conduit
Probe be connected with a control centre, control centre respectively with booster pump, wastewater effluent switch valve, recoil water inlet control valve, instead
Water control valve, the first switching control valve and the second switching control valve is gone out to be connected；The hydraulic pressure detection probe includes the first spy
Head and the second probe, the first probe is for realizing the triggering of hydraulic pressure upper limit value, and the second probe is for realizing the triggering of hydraulic pressure lower limit value.
7. cycling water purifying device as claimed in claim 6, which is characterized in that be located at PP cotton initial filter in the water inlet manifold road and filter
Adjacent position is additionally provided with water feeding pressure detection probe in front of core, and water feeding pressure detection probe is connected with control centre.
8. cycling water purifying device as claimed in claim 1 or 2, which is characterized in that the backflushing water intake pipe road, recoil outlet pipe
Road, recoil water inlet control valve, recoil outlet water control valve, the first switching control valve and the second switching control valve are integrated in one two
In four-way reversing solenoid valve, the two-position four-way reversing solenoid valve includes a valve body and spool, and the is respectively arranged on valve body
One interface, second interface, third interface and the 4th interface, it is that control valve core movement, which can switch two-position four-way reversing solenoid valve,
One working condition and the second working condition, first interface is connected to second interface when the first working condition, third interface and the 4th
Orifice, when the second working condition, first interface and third orifice, second interface and the 4th orifice；Described
One interface and second interface are connected in series in water inlet manifold road, and third interface and the 4th interface tandem are into wastewater effluent pipeline.
9. a kind of cycling water purifying device, including filter core, filter core has the water inlet end in a connection water inlet manifold road, has a company
Connect the water purification water outlet of water purification outlet conduit；It is characterized in that, it is additionally provided with a two-position four-way reversing solenoid valve, described two
Four-way reversing solenoid valve includes a valve body and spool, be respectively arranged on valve body first interface, second interface, third interface and
4th interface, control valve core movement can switch two-position four-way reversing solenoid valve be the first working condition and the second working condition,
First interface is connected to second interface when the first working condition, third interface and the 4th orifice, when the second working condition,
One interface and third orifice, second interface and the 4th orifice；The first interface and second interface be connected in series to always into
In waterpipe, third interface and the 4th interface tandem are into water purification outlet conduit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820621617.9U CN208394920U (en) | 2018-04-27 | 2018-04-27 | A kind of cycling water purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201820621617.9U CN208394920U (en) | 2018-04-27 | 2018-04-27 | A kind of cycling water purifying device |
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| CN208394920U true CN208394920U (en) | 2019-01-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109966924A (en) * | 2019-03-21 | 2019-07-05 | 清华苏州环境创新研究院 | A kind of control system of pressure type plate membrane filter system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109966924A (en) * | 2019-03-21 | 2019-07-05 | 清华苏州环境创新研究院 | A kind of control system of pressure type plate membrane filter system |
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