CN108569726A - Cross screening system - Google Patents
Cross screening system Download PDFInfo
- Publication number
- CN108569726A CN108569726A CN201710132133.8A CN201710132133A CN108569726A CN 108569726 A CN108569726 A CN 108569726A CN 201710132133 A CN201710132133 A CN 201710132133A CN 108569726 A CN108569726 A CN 108569726A
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- Prior art keywords
- water
- interface
- screening system
- filter element
- flow path
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/442—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by nanofiltration
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
Abstract
The invention discloses a kind of screening systems excessively, including:Raw water inlet;Pure water outlet;Water purification water outlet;Wastewater effluent mouth;Integral filter element, Integral filter element includes front filter element, fine filtering filter core and postposition filter core, Integral filter element has first interface, second interface, third interface and the 4th interface, first interface is connected with raw water inlet, second interface is connected with pure water outlet, water purification water outlet and wastewater effluent mouth are connected with third interface, and at least one of flow path and the 4th interface for being connected with pure water outlet are equipped with water-storing device;One end of reflow line, reflow line is connected between first interface and raw water inlet, and the other end of reflow line is connected between wastewater effluent mouth and third interface.It is according to the present invention to cross screening system, under the premise of ensureing the service life of fine filtering filter core, improved the rate of recovery of screening system.
Description
Technical field
The present invention relates to technical field of water purification, and screening system is crossed more particularly, to a kind of.
Background technology
In the related technology, it is the service life of the fine filtering filter core of the mistake screening system of guarantee water purifier, filters water system
The rate of recovery (ratio of pure water flow and raw water flow) of system is general relatively low, so as to cause cross the pure water flux of screening system compared with
It is small, cause the waste of water resource.
Invention content
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, the present invention proposes a kind of mistake
Screening system, the screening system of crossing improved screening system under the premise of ensureing the service life of fine filtering filter core
The rate of recovery.
Screening system excessively according to the ... of the embodiment of the present invention, including:Raw water inlet;Pure water outlet;Water purification water outlet;It is useless
Water water outlet;Integral filter element, the Integral filter element include front filter element, fine filtering filter core and postposition filter core, and described one
Body filter core has first interface, second interface, third interface and the 4th interface, the first interface and the raw water inlet
Be connected, the second interface is connected with the pure water outlet, the water purification water outlet and the wastewater effluent mouth with it is described
Third interface is connected, and at least one of flow path and the 4th interface for being connected with the pure water outlet are filled equipped with water storage
It sets, the raw water entered from the raw water inlet is filtered through the front filter element, the fine filtering filter core and the postposition successively
It is suitable for flowing out from the pure water outlet after core filtering, the raw water entered from the raw water inlet is only through the front filter element mistake
It is suitable for flowing out from the water purification water outlet after filter;Reflow line, one end of the reflow line be connected to the first interface and
Between the raw water inlet, the other end of the reflow line be connected to the wastewater effluent mouth and the third interface it
Between.
It is according to the ... of the embodiment of the present invention to cross screening system, by the way that reflow line is arranged on crossing screening system, to protect
Under the premise of the service life for having demonstrate,proved fine filtering filter core, the rate of recovery of screening system was improved.Moreover, by crossing drainage
At least one of the flow path being connected with pure water outlet and the 4th interface of system are upper to be arranged water-storing device, can meet user
A large amount of demands for using water.Meanwhile screening system can obtain the water of two kinds of different qualities of pure water and water purification excessively, to improve water
The utilization rate of resource, realizes using water wisely.
According to some embodiments of the present invention, the reflow line is equipped with throttle valve, to maintain Integral filter element
Intake pressure before interior fine filtering filter core.
According to some embodiments of the present invention, the reflow line is equipped with described one end of the reflow line and institute
State the switch of the other end conducting and disconnection of reflow line.Screening system waste water flux was reduced as a result, was improved
The pure water flux of screening system.
According to some embodiments of the present invention, the flow path being connected with the wastewater effluent mouth is equipped with wastewater valve, same to protect
The intake pressure before fine filtering filter core in Integral filter element is held.
According to some embodiments of the present invention, inlet valve and increasing are equipped between the first interface and the raw water inlet
Press pump, the inlet valve are located at the upstream of the booster pump, wherein described one end of the reflow line is located at the inlet valve
Between the booster pump.The water of two kinds of different qualities of pure water and water purification can be obtained by crossing screening system as a result, to improve
The utilization rate of water resource, and the setting of reflow line ensure that the normal operation of screening system.
According to some embodiments of the present invention, the water-storing device is equipped with detection device, and the detection device includes pressure
At least one of force checking device and liquid level detection device, when the detection device detects the liquid in the water-storing device
When discontented, the controller for crossing screening system controls the inlet valve opening and the supercharging pump work.Hereby it is achieved that mistake
The automatic water storage function of screening system.
According to some embodiments of the present invention, forward filtering net is equipped between the raw water inlet and the inlet valve,
Forward filtering net can protect inlet valve and booster pump.
According to some embodiments of the present invention, the third interface includes that the first sub-interface and the second son independent of each other connect
Mouthful, the water purification water outlet is connected with first sub-interface and the wastewater effluent mouth is connected with second sub-interface.By
This, can improve the utilization rate of water resource.
According to some embodiments of the present invention, the first check valve is equipped between the second interface and the pure water outlet
With the first high-voltage switch gear, first check valve and first high-voltage switch gear become one;The third interface with it is described
The second check valve and the second high-voltage switch gear, second check valve and the second high-voltage switch gear collection are equipped between water purification water outlet
It is integrally formed.Thus, it is possible to reduce the parts of screening system, simplified screening system.
According to some embodiments of the present invention, the water-storing device is water storage bag, pressurized tank or water tank.Water storage fills as a result,
Selection setting can be carried out according to actual conditions by setting, preferably to meet actual requirement.
According to some embodiments of the present invention, the fine filtering filter core is reverse osmosis filter core or nanofiltration membrane filter.As a result,
The water quality that ensure that pure water, to ensure that the health of user.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obviously, or practice through the invention is recognized.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination following accompanying drawings to embodiment
Obviously and it is readily appreciated that, wherein:
Fig. 1 is the schematic diagram according to the ... of the embodiment of the present invention for crossing screening system.
Reference numeral:
100:Cross screening system;
100a:Raw water inlet;100b:Pure water outlet;
100c:Water purification water outlet;100d:Wastewater effluent mouth;
101:Reflow line;102:Raw water flow path;103:Pure water flow path;
104:Water purification flow path;105:Waste water flow path;106:Water storage flow path;
1:Integral filter element;10a:First interface;10b:Second interface;
10c:Third interface;10d:4th interface;
2:Water-storing device;3:Throttle valve;4:Waste water solenoid valve;
5:Inlet valve;6:Booster pump;7:Forward filtering net;
8:First check valve high-voltage switch gear;9:Second check valve high-voltage switch gear;
10:Pure water valve;11:Water purifying valve.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the present invention, " first " is defined, the feature of " second " can explicitly or implicitly include one
Or more this feature.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " connected " " connects
Connect " it shall be understood in a broad sense, for example, it may be being fixedly connected, it may be a detachable connection, or be integrally connected;It can be machine
Tool connects, and can also be electrical connection;It can be directly connected, can also can be indirectly connected through an intermediary two members
Connection inside part.For the ordinary skill in the art, it can understand above-mentioned term in the present invention with concrete condition
Concrete meaning.
Screening system 100 excessively according to the ... of the embodiment of the present invention is described below with reference to Fig. 1.
As shown in Figure 1, according to the ... of the embodiment of the present invention cross screening system 100, including the water outlet of raw water inlet 100a, pure water
Mouth 100b, water purification water outlet 100c, wastewater effluent mouth 100d, Integral filter element 1 and reflow line 101.
Integral filter element 1 includes front filter element, fine filtering filter core and postposition filter core, and Integral filter element 1 has first to connect
Mouth 10a, second interface 10b, third interface 10c and the 4th interface 10d, first interface 10a are connected with raw water inlet 100a, the
Two interface 10b are connected with pure water outlet 100b, water purification water outlet 100c and wastewater effluent mouth 100d with third interface 10c phases
Even, at least one of the pure water outlet 100b flow paths being connected and the 4th interface 10d equipped with water-storing device 2, from raw water
The raw water that water inlet 100a enters is suitable for being discharged from pure water after front filter element, fine filtering filter core and postposition filter element filtering successively
Mouth 100b outflows, the raw water entered from raw water inlet 100a are suitable for flowing from water purification water outlet 100c only after preposition filter element filtering
Go out.One end of reflow line 101 is connected between first interface 10a and raw water inlet 100a, the other end of reflow line 101
It is connected between wastewater effluent mouth 100d and third interface 10c.
Here, it should be noted that raw water successively by the front filter element of Integral filter element 1, fine filtering filter core and after
It is " pure water " to set the water obtained after filter element filtering, and pure water is capable of direct drinking;And raw water only passes through the front filter element of Integral filter element 1
The water obtained after filtering is " water purification ", and water purification can be used as domestic water, such as do washing, rush closestool.
For example, as shown in Figure 1, crossing screening system 100 may further include raw water flow path 102, pure water flow path 103, net
Flow road 104, waste water flow path 105 and water storage flow path 106, specifically, the first interface 10a of Integral filter element 1 passes through raw water
Flow path 102 is connected with raw water inlet 100a, and the second interface 10b of Integral filter element 1 is discharged by pure water flow path 103 and pure water
Mouth 100b is connected, and the third interface 10c of Integral filter element 1 is connected by water purification flow path 104 with water purification water outlet 100c, and third
Interface 10c is connected by waste water flow path 105 with wastewater effluent mouth 100d, wherein and water-storing device 2 is located on water storage flow path 106, and
Water-storing device 2 is connected by water storage flow path 106 with the 4th interface 10d of Integral filter element 1.Further, pure water outlet
Pure water valve 10 can be equipped at 100b to realize the opening and closing of pure water outlet 100b, it similarly, at water purification water outlet 100c can be with
Equipped with water purifying valve 11 to realize the opening and closing of water purification water outlet 100c.One end of reflow line 101 can be connected to raw water flow path 102
On, the other end of reflow line 101 can be connected on waste water flow path 105.
When needing to obtain pure water, pure water valve 10 can be opened and water purifying valve 11 is made to keep in off position, raw water is by original
Water water inlet 100a is flowed into through first interface 10a in Integral filter element 1 by raw water flow path 102, and pass through successively front filter element,
Pure water is obtained after the filtering of fine filtering filter core and postposition filter core, pure water flows out Integral filter element 1 from second interface 10b, and leads to
It crosses pure water flow path 103 to be flowed out by pure water outlet 100b, so that user uses, pure water can be directly as drinking water.It crosses herein
The waste water of Cheng Zhong, generation flow out Integral filter element 1 from third interface 10c, and a part is by waste water flow path 105 by wastewater effluent mouth
100d flows out, and another part is back to by reflow line 101 on raw water flow path 102, and through first interface 10a together with raw water
It flows into Integral filter element 1 and is filtered.Converged with raw water by being recycled to the wastewater fraction for crossing screening system 100, this portion
Divide waste water that can be integrated filter core 1 to filter again, to which the filtering burden of fine filtering filter core will not be increased, ensure that fine
The service life of filter core, while the rate of recovery of screening system 100 was improved, improved the pure water of screening system 100
Flux realizes water-saving effect.Wherein, front filter element can tentatively filter the raw water entered by first interface 10a,
For example, front filter element can effectively remove iron rust, silt, colloid, the chlorine residue in absorption water and partial organic substances in water etc..Essence
Thin filter core can be to carrying out fine filtering through the tentatively filtered water of front filter element, such as fine filtering filter core can be effective
Go bacterium, virus and the heavy metal ion etc. in water removal.Postposition filter core can be to the water after fine filtering filter core fine filtering
It is further filtered, such as postposition filter core can effectively remove remaining chlorine residue and organic matter, improve the mouthfeel of water.
When needing to obtain water purification, water purifying valve 11 can be opened and pure water valve 10 is made to keep in off position, raw water is by original
Water water inlet 100a is flowed into through first interface 10a in Integral filter element 1 by raw water flow path 102, and the mistake Jing Guo front filter element
Water purification is obtained after filter, water purification flows out Integral filter element 1 from third interface 10c, and by water purification flow path 104 by water purification water outlet
100c flows out, and water purification can be as the daily life water of user, such as wash water etc..In the process, there is a small amount of give up
Water emits no waste water substantially.
It can be seen from the above, the water of two kinds of different qualities of pure water and water purification can be obtained by crossing screening system 100, for use as difference
Purposes, so as to so that water resource is fully used, improve the utilization rate of water resource, and realize using water wisely.
When needing largely to use water, a certain amount of water can be stored in water-storing device 2 in advance.Specifically, can close
It closes pure water valve 10, simultaneously close off water purifying valve 11, raw water is by raw water inlet 100a by raw water flow path 102 through first interface 10a
Flow into Integral filter element 1, and successively by front filter element, fine filtering filter core filtering after from the 4th interface 10d outflow one
Body filter core 1, and flowed into water-storing device 2 and stored by water storage flow path 106, until water in water-storing device 2 is full.
During this, the waste water of generation can equally flow out Integral filter element 1 from third interface 10c, and a part passes through waste water flow path 105
It is flowed out by wastewater effluent mouth 100d, another part is back to by reflow line 101 on raw water flow path 102, and together with raw water
It flows into Integral filter element 1 and is filtered through first interface 10a.Due to the setting of water-storing device 2, when open pure water valve 10 and
When water purifying valve 11 is kept in off position, water-storing device 2 can be passed through the water in water-storing device 2 by pressure or other power
Water storage flow path 106 is re-fed by the 4th interface 10d in Integral filter element 1, becomes pure water by the filtering of postposition filter core, and lead to
It crosses pure water flow path 103 to flow out from pure water outlet 100b, to meet a large amount of demands for using water of user.
Certainly, the invention is not limited thereto, can divide on the water storage flow path 106 and pure water flow path 103 at the 4th interface 10d
Not She You water-storing device 2 (not shown), with further meet user largely use water the needs of.Alternatively, crossing screening system 100
It can not also include water storage flow path 106, water-storing device 2 can be arranged on pure water flow path 103 (not shown) at this time, at this time
Can equally meet the needs of user largely uses water well, and the parts for crossing screening system 100 are relatively fewer, reduce
It is entire to cross the occupied space of screening system 100, and saved cost.
It is according to the ... of the embodiment of the present invention to cross screening system 100, by the way that reflow line 101 is arranged on crossing screening system 100,
And one end of reflow line 101 is connected between first interface 10a and raw water inlet 100a, the other end of reflow line 101
It is connected between wastewater effluent mouth 100d and third interface 10c so that crossing the effluent part of screening system 100 can recycle, with
It again flows into Integral filter element 1 and is filtered.As a result, under the premise of ensure that the service life of fine filtering filter core, carry
The high rate of recovery for crossing screening system 100, realizes water-saving effect.Moreover, by crossing going out with pure water for screening system 100
At least one of connected the mouth of a river 100b flow path and the 4th interface 10d are upper to be arranged water-storing device 2, can meet user and largely use
The demand of water.Meanwhile by the way that first interface 10a, second interface 10b and third interface 10c are arranged on Integral filter element 1, and
First interface 10a is connected with the raw water inlet 100a for crossing screening system 100, second interface 10b and pure water outlet 100b
It is connected, water purification water outlet 100c and wastewater effluent mouth 100d are connected with third interface 10c, so that crossing screening system 100
The water that can obtain two kinds of different qualities of pure water and water purification, for use as different purposes, water resource can be fully used, and carry
The high utilization rate of water resource, realizes using water wisely.In addition, being filtered by using front filter element, fine filtering filter core and postposition
The Integral filter element 1 of the compound composition of core, Integral filter element 1 are structure as a whole, and facilitate the replacement of Integral filter element 1, and reduce
The volume of Integral filter element 1, while the flow path connection of screening system 100 was simplified, to improving screening system 100
Applicability.
In some embodiments of the invention, as shown in Figure 1, reflow line 101 is equipped with throttle valve 3, throttle valve 3 is used for
Current limliting is carried out to the waste water on reflow line 101, to maintain the influent pressure in Integral filter element 1 before fine filtering filter core
Power.
Further, the flow path being connected with wastewater effluent mouth 100d is equipped with wastewater valve, and wastewater valve goes out for realizing waste water
The opening and closing of mouth of a river 100d.Optionally, wastewater valve can be Wastewater by Electric magnet valve 4, and waste water solenoid valve 4 is in normal off electricity condition, at this time
It is formed with aperture in waste water solenoid valve 4 to ensure the circulation of waste water flow path 105, equally maintains fine mistake in Integral filter element 1
Filter the intake pressure before filter core.It is understood that the concrete structure of waste water solenoid valve 4 and operation principle etc. have been this field
Known to technical staff, details are not described herein.
For example, in the example of fig. 1, reflow line 101 is equipped with throttle valve 3, and be connected with wastewater effluent mouth 100d
Flow path is equipped with waste water solenoid valve 4, and throttle valve 3 can carry out current limliting to the waste water on reflow line 101, and waste water solenoid valve 4 can
To carry out current limliting to the waste water on waste water flow path 105, to maintain the influent pressure in Integral filter element 1 before fine filtering filter core
Power, and reflow line 101 can make effluent part be back to again on raw water flow path 102, and flow into the progress of Integral filter element 1
Filtering, to improve the rate of recovery of screening system 100, improved the pure water flux of screening system 100.
Optionally, reflow line 101 is equipped with the above-mentioned another of above-mentioned one end of reflow line 101 and reflow line 101
The switch (not shown) that one end is connected and disconnects.Raw water water quality preferably, the filtering that will not increase fine filtering filter core it is negative
Load or user water consumption it is excessive when, with the switch on closing volume flow path 101, can make reflow line 101 above-mentioned one end and
The above-mentioned other end of reflow line 101 disconnects, at this point, cross waste water that screening system 100 generates can only by waste water flow path 105 by
Wastewater effluent mouth 100d discharges, due to only having waste water flow path 105 to carry out current limliting to the waste water for crossing screening system 100, to reduce
Screening system 100 waste water flux is crossed, the pure water flux of screening system 100 was improved.In the bad situation of the water quality of raw water
Under, need open reflow line 101 on switch, make reflow line 101 above-mentioned one end and reflow line 101 it is above-mentioned another
End conducting is flowed out by waste water flow path 105 by wastewater effluent mouth 100d at this point, crossing the waste water part that screening system 100 generates,
Another part is back to by reflow line 101 on raw water flow path 102, and flows into one through first interface 10a together with raw water
Change and be filtered in filter core 1, to improve the rate of recovery of screening system 100, the pure water for improving screening system 100 is logical
Amount.It is understood that when above-mentioned switch is arranged on reflow line 101, throttle valve can be equipped on reflow line 101 simultaneously
3 or reflow line 101 on be not provided with throttle valve 3, can promote the pure water flux of screening system 100.
It is understood that flow control valve (not shown) can be set on reflow line 101, such as flow control electricity
Magnet valve can adjust flow control valve, to adjust the waste water on reflow line 101 according to parameters such as the quality of raw water quality
Flux, under the premise of ensure that the service life of fine filtering filter core, to reach the pure water flux for promoting screening system 100
Purpose, realize water-saving effect.For example, when raw water quality is preferable, reflux can be reduced by adjusting flow control valve
Waste water flux on flow path when raw water quality is poor, can be increased useless on reflow line 101 by adjusting flow control valve
Water flux can promote the rate of recovery of screening system 100.
As shown in Figure 1, being equipped with inlet valve 5 and booster pump 6, inlet valve 5 between first interface 10a and raw water inlet 100a
Positioned at the upstream of booster pump 6, wherein above-mentioned one end of reflow line 101 is between inlet valve 5 and booster pump 6.Here, it needs
Illustrate, " upstream " can be understood as the upstream on the flow direction of water.For example, inlet valve 5 and booster pump 6 can be spaced and set
It sets on raw water flow path 102, inlet valve 5 is used to control the conducting and partition of raw water flow path 102, when inlet valve 5 is opened, raw water
It can be flowed into Integral filter element 1 and be filtered by raw water flow path 102;When inlet valve 5 is closed, raw water can not then flow into one
In body filter core 1.Booster pump 6 is used to increase the pressure of raw water, to ensure that the water purification after preposition filter element filtering can penetrate into
It is filtered in fine filtering filter core.Specifically, when inlet valve 5 is opened and booster pump 6 works, Integral filter element 1 is flowed to
Raw water pressure it is larger so that the water purification after preposition filter element filtering, which can successfully penetrate into fine filtering filter core, to be carried out
Filtering, the pure water obtained at this time can be flowed out through pure water flow path 103 from pure water outlet 100b by second interface 10b, and part is useless
Water can be back to along reflow line on the raw water flow path 102 between inlet valve 5 and booster pump 6, and flows into integration with raw water
It is filtered in filter core 1.When inlet valve 5 is opened and booster pump 6 is stopped, water purification can only obtain at this time, obtained water purification
It can be flowed out from water purification water outlet 100c through water purification flow path 104 by third interface 10c.When inlet valve 5 is closed so that raw water flow path
102 are in partition state, cross screening system 100 and do not work at this time, since above-mentioned one end of reflow line 101 is located at inlet valve 5
Between booster pump 6, when can be located at the upstream of inlet valve 5 to avoid above-mentioned one end of reflow line 101, cause raw water from raw water
Water inlet 100a flows into reflow line, when above-mentioned one end of reflow line 101 can also be avoided to be located at the downstream of booster pump 6, because
The pressurization of booster pump 6 causes the effluent part of reflow line 101 that can not pass back into Integral filter element 1.It filters as a result,
Water system 100 can obtain the water of two kinds of different qualities of pure water and water purification, to improve the utilization rate of water resource, and flow back
The setting of flow path 101 ensure that the normal operation of screening system 100.Wherein, inlet valve 5 is chosen as solenoid valve, but is not limited to
This.
Further, water-storing device 2 be equipped with detection device (not shown), detection device include pressure-detecting device and
At least one of liquid level detection device crosses screening system when detection device detects that the liquid in water-storing device 2 is discontented with
100 (not shown) the control inlet valve 5 of controller is opened and booster pump 6 works.As a result, by being arranged on water-storing device 2
The detection device whether liquid in water-storing device 2 is filled can be detected, the automatic water-storage work(of screening system 100 may be implemented
Can, to meet water requirements.
For example, as shown in Figure 1, closing pure water valve 10, closing water purifying valve 11, detection device can detect water-storing device in real time
Whether the water stored in 2 has been filled with water-storing device 2.When detection device detects that the water in water-storing device 2 is discontented with, detection device
The signal is passed into controller, controller controls the opening of inlet valve 5, booster pump 6 starts, and raw water can flow into Integral filter element
In 1, and successively by front filter element, fine filtering filter core filtering after from the 4th interface 10d flow out Integral filter element 1, finally
It is flowed into water-storing device 2 and is stored by water storage flow path 106, until water-storing device 2 is filled.When detection device detects storage
When water in water installations 2 has been expired, which is passed into controller, controller controls the closing of inlet valve 5, booster pump 6 stops work
Make.
Optionally, pressure-detecting device is pressure sensor, and liquid level detection device is liquid level sensor.Pressure sensor can
For the pressure of the liquid in detection water-storing device 2, liquid level sensor can be used for detecting the liquid of the liquid in water-storing device 2
Position so that screening system 100 excessively is more intelligent, greatly facilitates user.
When pressure-detecting device is pressure sensor, it is less than its setting value (example in the pressure that pressure sensor detects
Such as, when can expire liquid in water-storing device 2, the pressure of liquid is as setting value) when, controller control inlet valve 5 opening,
Booster pump 6 starts, raw water by front filter element, fine filtering filter core filtering after flow into water-storing device 2, until water-storing device
Until 2 water are full, the pressure that pressure sensor detects at this time reaches its setting value, and controller controls the closing of inlet valve 5, booster pump
6 are stopped.
When liquid level detection device is liquid level sensor, it is less than its preset value (example in the liquid level that liquid level sensor detects
Such as, when can expire liquid in water-storing device 2, the liquid level of liquid is as preset value) when, controller control inlet valve 5 opening,
Booster pump 6 start, raw water by front filter element, fine filtering filter core filtering after flow into water-storing device 2 in, in water-storing device 2
Water gradually increase, until 2 water of water-storing device is full, the liquid level that liquid level sensor detects at this time reaches its preset value,
Controller control inlet valve 5 is closed, booster pump 6 is stopped.
In further embodiment of the present invention, as shown in Figure 1, before being equipped between raw water inlet 100a and inlet valve 5
Filter screen 7 is set, forward filtering net 7 can filter the naked eyes visible in raw water, for example, large granular impurities such as iron rust etc., to
Can to avoid the blocking of raw water flow path 102, and can be to avoid impurity in raw water etc. to inlet valve 5 and booster pump 6 abrasion,
To protect inlet valve 5 and booster pump 6.
In some embodiments of the invention, third interface 10c includes that the first sub-interface and the second son independent of each other connect
Mouth (not shown), water purification water outlet 100c is connected with the first sub-interface and wastewater effluent mouth 100d is connected with the second sub-interface.
Water purification water outlet 100c is connected by water purification flow path 104 with the first sub-interface at this time, and wastewater effluent mouth 100d passes through waste water flow path
105 are connected with the second sub-interface, and water purification flow path 104 and waste water flow path 105 are two flow paths independent of each other, since the first son connects
Mouth and the second sub-interface are independent of one another, and the water purification after preposition filter element filtering can all be flowed out from water purification water outlet 100c, not had
There is waste water outflow, to improve the utilization rate of water resource.Certainly, water purification flow path 104 and waste water flow path 105 can be with common portions
Road is shunted, for example, in the example of fig. 1, water purification flow path 104 may be used the first three-way pipe with waste water flow path 105 and be connected, waste water
Flow path 105 may be used the second three-way pipe with reflow line 101 and be connected, one end of the first three-way pipe is connected with third interface 10c,
In addition both ends are connected with one end of water purification water outlet 100c and the second three-way pipe respectively, the other both ends of the second three-way pipe respectively with
The above-mentioned other end of reflow line 101 is connected with wastewater effluent mouth 100d, can reduce pipe joint in this way, simplify drainage
The water route of system 100 improved the reliability of screening system 100.
In some embodiments of the invention, the first check valve is equipped between second interface 10b and pure water outlet 100b
With the first high-voltage switch gear, the first check valve and the first high-voltage switch gear become one.Third interface 10c and water purification water outlet 100c
Between be equipped with the second check valve and the second high-voltage switch gear, the second check valve and the second high-voltage switch gear become one.First is unidirectional
Valve can prevent the pure water in pure water flow path 103 from passing back into Integral filter element 1, and the second check valve can prevent water purification flow path
Water purification in 104 passes back into Integral filter element 1, and the first high-voltage switch gear and the second high-voltage switch gear can be to its positions
Pressure is detected, and detection signal is passed to controller, and controller controls the running of inlet valve 5 and booster pump 6, to real
Now to the feedback control of inlet valve 5 and booster pump 6.
For example, in the example of fig. 1, the first check valve and first between second interface 10b and pure water outlet 100b
High-voltage switch gear is integrated into the first check valve high-voltage switch gear 8, and it is unidirectional that second is equipped between third interface 10c and water purification water outlet 100c
Valve high-voltage switch gear 9, and the second check valve high-voltage switch gear 9 is integrated by the second check valve and the second high-voltage switch gear.As a result, by by
One check valve and the first high-voltage switch gear become one structure, and the second check valve and the second high-voltage switch gear are become one knot
Structure reduced the parts of screening system 100, to simplify screening system 100.
When needing to obtain pure water, pure water valve 10 can be opened and water purifying valve 11 is made to keep in off position, the first high pressure
Switch can detect that the pressure of its position is less than it and sets pressure p1, wherein setting pressure p10.2MPa can be met
≤p1≤ 0.25MPa, and signal is passed into controller, controller controls the opening of inlet valve 5, booster pump 6 works, and raw water is by original
Water water inlet 100a is flowed into through first interface 10a in Integral filter element 1 by raw water flow path 102, and successively by integration filter
Pure water is obtained after the filtering of core 1, pure water is finally flowed out by pure water outlet 100b, so that user directly drinks.Then, it closes pure
Water valve 10, since the reverse flow of the first check valve limits, the pressure of the first high-voltage switch gear position gradually increases, when upper
It states pressure and reaches setting pressure p1When, signal is passed to controller by the first high-voltage switch gear, controller control inlet valve 5 close,
Booster pump 6 is stopped.It is understood that the setting pressure p of the first high-voltage switch gear1It can be arranged according to actual conditions, with
Preferably meet the needs of users.
When needing to obtain water purification, water purifying valve 11 can be opened and pure water valve 10 is made to keep in off position, the second high pressure
Switch can detect that the pressure of its position is less than it and sets pressure p2, wherein setting pressure p20.2MPa can be met
≤p2≤ 0.25MPa, and signal is passed into controller, controller control inlet valve 5 is opened, booster pump 6 is stopped, raw water
It is flowed into Integral filter element 1 through first interface 10a by raw water flow path 102 by raw water inlet 100a, and passes through one successively
Water purification is obtained after changing the filtering of the front filter element of filter core 1, water purification is finally flowed out by water purification water outlet 100c, so that user uses.
At this point, even if opening pure water valve 10, it there will not be pure water and flowed out from pure water outlet 100b.Then, water purifying valve 11 is closed, due to
The reverse flow of second check valve limits, and the pressure of the second high-voltage switch gear position gradually increases, when above-mentioned pressure reaches
Set pressure p2When, signal is passed to controller by the second high-voltage switch gear, and controller controls the closing of inlet valve 5, booster pump 6 stops
Work.It is understood that the setting pressure p of the second high-voltage switch gear2It can be arranged according to actual conditions, preferably to meet use
The demand at family.
Certainly, in other embodiments of the present invention, the first check valve and the first high-voltage switch gear can also be independent of one another
Setting, the second check valve and the second high-voltage switch gear can also be arranged (not shown) independently of one another.
Optionally, water-storing device 2 is water storage bag, pressurized tank or water tank etc..Wherein, water storage bag or pressurized tank can be with the 4
Interface 10d is connected, and water tank can be located on pure water flow path 103, so as to meet a large amount of demands for using water of user.Water storage
Bag is foldable, easy to store, small, and can customize the water storage bag of various specifications acording to the requirement of user, preferably to meet
The demand of user.Pressurized tank is safe and reliable, has good economy, and pressurized tank can utilize the compressibility of air in tank
To adjust and store water.Water tank ensure that the sanitation and hygiene of water quality, and the intensity of water tank is higher, weight to water nonpollution
Gently, shape is clean and tidy, beautiful, convenient for cleaning.
Optionally, fine filtering filter core is reverse osmosis filter core or nanofiltration membrane filter etc..Since reverse osmosis membrane can filter out
Bacterium, virus, heavy metal ion in water etc., to which reverse osmosis filter core can make water through reverse osmosis membrane and can not penetrate
Condensed water strictly distinguish.And NF membrane can go the organic matter in water removal and coloration, part to remove dissolubility salt, removing
The hardness of water, and nanofiltration membrane filter can equally be such that the water through NF membrane is strictly distinguished with the condensed water that can not be penetrated.
Reverse osmosis filter core or nanofiltration membrane filter are either used as a result, the filtering accuracy of fine filtering filter core can be made higher, thoroughly
The water quality for crossing the water of fine filtering filter core is preferable, to ensure that the water quality of pure water, ensure that the health of user.
It has served as screening system 100 after a period of use, has needed to clean Integral filter element 1, can close at this time
Pure water valve 10 and water purifying valve 11, controller control the opening of inlet valve 5, the work of booster pump 6, the energization of waste water solenoid valve 4, at this time waste water
Solenoid valve 4 is in full-gear, and raw water is flowed into from first interface 10a in Integral filter element 1, and is rinsed to Integral filter element 1,
The front filter element for being attached to Integral filter element 1, the impurity on fine filtering filter core can be removed in this way so that Integral filter element 1
It can be continuing with, to extend the service life of Integral filter element 1.
Other compositions according to the ... of the embodiment of the present invention for crossing screening system 100 and operation are for ordinary skill people
All it is known for member, is not detailed herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that:Not
In the case of being detached from the principle of the present invention and objective a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The range of invention is limited by claim and its equivalent.
Claims (11)
1. a kind of crossing screening system, which is characterized in that including:
Raw water inlet;
Pure water outlet;
Water purification water outlet;
Wastewater effluent mouth;
Integral filter element, the Integral filter element include front filter element, fine filtering filter core and postposition filter core, the integration filter
There is core first interface, second interface, third interface and the 4th interface, the first interface to be connected with the raw water inlet,
The second interface is connected with the pure water outlet, and the water purification water outlet and the wastewater effluent mouth connect with the third
Mouth is connected, and at least one of flow path and the 4th interface for being connected with the pure water outlet are equipped with water-storing device, from
The raw water that the raw water inlet enters is successively through the front filter element, the fine filtering filter core and the postposition filter element filtering
It is suitable for flowing out from the pure water outlet afterwards, the raw water entered from the raw water inlet is only fitted after front filter element filtering
It is flowed out in from the water purification water outlet;
One end of reflow line, the reflow line is connected between the first interface and the raw water inlet, described time
The other end of stream flow path is connected between the wastewater effluent mouth and the third interface.
2. according to claim 1 cross screening system, which is characterized in that the reflow line is equipped with throttle valve.
3. according to claim 1 or 2 cross screening system, which is characterized in that the reflow line, which is equipped with, described to return
Flow the switch of described one end of flow path and the other end conducting and disconnection of the reflow line.
4. according to claim 1 cross screening system, which is characterized in that set on the flow path being connected with the wastewater effluent mouth
There is wastewater valve.
5. according to claim 1 cross screening system, which is characterized in that the first interface and the raw water inlet it
Between be equipped with inlet valve and booster pump, the inlet valve is located at the upstream of the booster pump, wherein described the one of the reflow line
End is between the inlet valve and the booster pump.
6. according to claim 5 cross screening system, which is characterized in that the water-storing device is equipped with detection device, institute
It includes at least one of pressure-detecting device and liquid level detection device to state detection device, when the detection device detect it is described
When liquid in water-storing device is discontented, the controller for crossing screening system controls the inlet valve opening and the booster pump work
Make.
7. according to claim 5 cross screening system, which is characterized in that between the raw water inlet and the inlet valve
Equipped with forward filtering net.
8. according to claim 1 cross screening system, which is characterized in that the third interface includes independent of each other first
Sub-interface and the second sub-interface, the water purification water outlet is connected with first sub-interface and the wastewater effluent mouth and described the
Two sub-interfaces are connected.
9. according to claim 1 cross screening system, which is characterized in that the second interface and the pure water outlet it
Between be equipped with the first check valve and the first high-voltage switch gear, first check valve and first high-voltage switch gear become one;Institute
It states and is equipped with the second check valve and the second high-voltage switch gear, second check valve and institute between third interface and the water purification water outlet
The second high-voltage switch gear is stated to become one.
10. it is according to claim 1 cross screening system, which is characterized in that the water-storing device be water storage bag, pressurized tank or
Water tank.
11. according to claim 1 cross screening system, which is characterized in that the fine filtering filter core is reverse osmosis filter core
Or nanofiltration membrane filter.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710132133.8A CN108569726A (en) | 2017-03-07 | 2017-03-07 | Cross screening system |
RU2017131413A RU2681629C1 (en) | 2017-03-07 | 2017-06-06 | Water filtration system |
PCT/CN2017/087308 WO2018161456A1 (en) | 2017-03-07 | 2017-06-06 | Water filtering system |
EP17745639.9A EP3594189A1 (en) | 2017-03-07 | 2017-06-06 | Water filtering system |
KR1020177024211A KR20180106845A (en) | 2017-03-07 | 2017-06-06 | Water filtration system |
US15/862,486 US10550013B2 (en) | 2017-03-07 | 2018-01-04 | Water filtration system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710132133.8A CN108569726A (en) | 2017-03-07 | 2017-03-07 | Cross screening system |
Publications (1)
Publication Number | Publication Date |
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CN108569726A true CN108569726A (en) | 2018-09-25 |
Family
ID=63577435
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710132133.8A Pending CN108569726A (en) | 2017-03-07 | 2017-03-07 | Cross screening system |
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Country | Link |
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CN (1) | CN108569726A (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN203999175U (en) * | 2014-06-19 | 2014-12-10 | 佛山市云米电器科技有限公司 | Purifier |
CN205099492U (en) * | 2015-10-26 | 2016-03-23 | 佛山市美的清湖净水设备有限公司 | Composite filter element assembly and water purifier with same |
CN205635100U (en) * | 2015-12-16 | 2016-10-12 | 佛山市顺德区美的饮水机制造有限公司 | Water purifying system |
CN206562356U (en) * | 2017-03-07 | 2017-10-17 | 佛山市顺德区美的饮水机制造有限公司 | Filter water system |
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2017
- 2017-03-07 CN CN201710132133.8A patent/CN108569726A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN203999175U (en) * | 2014-06-19 | 2014-12-10 | 佛山市云米电器科技有限公司 | Purifier |
CN205099492U (en) * | 2015-10-26 | 2016-03-23 | 佛山市美的清湖净水设备有限公司 | Composite filter element assembly and water purifier with same |
CN205635100U (en) * | 2015-12-16 | 2016-10-12 | 佛山市顺德区美的饮水机制造有限公司 | Water purifying system |
CN206562356U (en) * | 2017-03-07 | 2017-10-17 | 佛山市顺德区美的饮水机制造有限公司 | Filter water system |
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