CN209322525U - Water purification system - Google Patents
Water purification system Download PDFInfo
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- CN209322525U CN209322525U CN201822165044.6U CN201822165044U CN209322525U CN 209322525 U CN209322525 U CN 209322525U CN 201822165044 U CN201822165044 U CN 201822165044U CN 209322525 U CN209322525 U CN 209322525U
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Abstract
The utility model relates to a kind of water purification systems, including RO membrane filter, pure water pipeline, concentrated water pipeline, pure water pressure storage device and concentrated water pressure storage device, described pure water pipeline one end is connected to the pure water outlet of the RO membrane filter, the other end of the pure water pipeline is connected to the pure water pressure storage device, one end of the concentrated water pipeline is connected to the concentrated water water outlet of the RO membrane filter, the other end of the concentrated water pipeline is connected to the concentrated water pressure storage device, the pure water pressure storage device is matched with the concentrated water pressure storage device, so that the front and back pressure difference of RO film is located in preset range value in the RO membrane filter.So that the rate of recovery of the water purification system is in stable state, to ensure the reliable efficient operation of water purification system.
Description
Technical field
The utility model relates to purifying water process fields, more particularly to a kind of water purification system.
Background technique
In water purification system, the raw water of input, which needs to reach by multistage filtering, drinks requirement, including adopting
The process of purification is filtered with RO (Reverse Osmosis, reverse osmosis) film.Moisture after RO film is concentrated water and pure
Water, the rate of recovery of the accounting of pure water as water purification system.For water purification system, the too low wave for meaning water resource of the rate of recovery
Take, but rate of recovery height will lead to the blocking of RO film.Therefore stablizing the reasonable rate of recovery is to ensure that water purification system is reliably efficiently transported
Capable key factor.
Utility model content
Based on this, it is necessary to a kind of water purification system is provided, to ensure the reliable efficient operation of water purification system.
A kind of water purification system, including RO membrane filter, pure water pipeline, concentrated water pipeline, pure water pressure storage device and concentrated water
Pressure storage device, described pure water pipeline one end are connected to the pure water outlet of the RO membrane filter, the pure water pipeline
The other end is connected to the pure water pressure storage device, and the concentrated water of one end of the concentrated water pipeline and the RO membrane filter is discharged
Mouthful connection, the other end of the concentrated water pipeline is connected to the concentrated water pressure storage device, the pure water pressure storage device and
The concentrated water pressure storage device matching, so that the front and back pressure difference of RO film is located at preset range value in the RO membrane filter
It is interior.
Above scheme provides a kind of water purification system, mainly by using the pure water pressure storage device and the concentrated water
Pressure storage device stores the pure water generated by the RO membrane filter and concentrated water respectively, so that RO in the RO membrane filter
The front and back pressure difference of film is located in preset range value, i.e., so that the front and back pressure difference of RO film is stablized in the RO membrane filter, thus
So that the rate of recovery of the water purification system is in stable state, to ensure the reliable efficient operation of water purification system.
The pure water pressure storage device and/or the concentrated water pressure storage device are pressure in one of the embodiments,
Power bucket.
The pure water pipeline is switched equipped with first pressure in one of the embodiments, and the first pressure switch is opened
Open the pressure match of pressure Yu the pure water pressure storage device.
The concentrated water pipeline is equipped with first throttle valve, the first throttle valve and the RO in one of the embodiments,
Membrane filter matching, for providing buffer brake for water purification process.
The water purification system further includes pre-treatment filter assemblies, the first intermediate duct and anti-in one of the embodiments,
Flushing pipeline, one end of first intermediate duct is connected to the water outlet of the pre-treatment filter assemblies, among described first
The other end of pipeline is connected to the water inlet of the RO membrane filter, and one end of the counter-flushing pipeline is deposited with the concentrated water pressure
Storage device connection, the other end of the counter-flushing pipeline are connected to the water outlet of the pre-treatment filter assemblies.
First intermediate duct is equipped with first switch valve, the backwash tube road in one of the embodiments,
Second pressure switch and second switch valve equipped with electric connection, the second pressure switch are located at the second switch valve and institute
It states between concentrated water pressure storage device, the first switch valve and second pressure switch are electrically connected, when second pressure
When power switch is opened, the second switch valve is opened, and the first switch valve is closed.
The waste of the pre-treatment filter assemblies is equipped with blowoff line, the blowdown in one of the embodiments,
Pipeline is equipped with third switch valve, and the third switch valve and second pressure switch are electrically connected.
The water inlet of the pre-treatment filter assemblies is equipped with inlet pipeline, the water inlet pipe in one of the embodiments,
Road is equipped with recoil switch valve, and the recoil switch valve and second pressure switch are electrically connected.
The pre-treatment filter assemblies include ultrafiltration membrane filter and active carbon filter in one of the embodiments,
The water outlet of the ultrafiltration membrane filter is connected to the water inlet of the active carbon filter, the water outlet of the counter-flushing pipeline
Connection is between the water outlet of the ultrafiltration membrane filter and the water inlet of the active carbon filter or the counter-flushing pipeline
Water outlet be connected to the water outlet of the active carbon filter.
First intermediate duct is equipped with stabilized pressure pump in one of the embodiments, and the stabilized pressure pump is located at described the
Between one switch valve and the RO membrane filter.
The water purification system further includes water purification outlet pipeline in one of the embodiments, the water purification outlet pipeline
Water inlet end is connected to the water outlet of the pre-treatment filter assemblies, and the water outlet of the water purification outlet pipeline and extraneous tap connect
Logical, the water purification outlet pipeline is equipped with flowmeter.
The water purification system further includes posttreatment filter in one of the embodiments, the posttreatment filter
Water inlet is connected to the pure water pressure reservoir, and the water outlet of the posttreatment filter is connected to extraneous tap.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of water purification system described in the present embodiment；
Fig. 2~Fig. 4 is the structural representation that pre-treatment filter assemblies are the corresponding water purification system of 3 kinds of difference backwash processes
Figure；
The structural schematic diagram of water purification system when Fig. 5 is equipped with recoil switch valve.
Description of symbols:
10, water purification system, 11, RO membrane filter, 12, pre-treatment filter assemblies, 121, ultrafiltration membrane filter, 122, activity
Carbon filter, 123, third switch valve, 124, recoil switch valve, 13, posttreatment filter, 14, pure water pressure storage device,
15, concentrated water pressure storage device, 16, first pressure switch, 17, first throttle valve, the 18, first intermediate duct, 181, first opens
Close valve, 182, stabilized pressure pump, 19, counter-flushing pipeline, 191, second pressure switch, 192, second switch valve, 20, water purification outlet pipe
Road, 21, flowmeter, 30, extraneous tap.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The preferred embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms
It realizes, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes to the utility model
The understanding of disclosure is more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes
Any and all combinations of one or more related listed items.
" first " described in the utility model, " second " do not represent specific quantity and sequence, are only used for title
It distinguishes.
As shown in Figures 1 to 5, a kind of water purification system 10 is provided in one embodiment, including RO membrane filter 11, pure
Water lines, concentrated water pipeline, pure water pressure storage device 14 and concentrated water pressure storage device 15, described pure water pipeline one end with it is described
The pure water outlet of RO membrane filter 11 is connected to, and the other end of the pure water pipeline and the pure water pressure storage device 14 connect
Logical, one end of the concentrated water pipeline is connected to the concentrated water water outlet of the RO membrane filter 11, the other end of the concentrated water pipeline
It is connected to the concentrated water pressure storage device 15, the pure water pressure storage device 14 and the concentrated water pressure storage device 15
Match, so that the front and back pressure difference of RO film is located in preset range value in the RO membrane filter 11.
Above scheme provides a kind of water purification system 10, mainly by using the pure water pressure storage device 14 and described
Concentrated water pressure storage device 15 stores the pure water generated by the RO membrane filter 11 and concentrated water respectively, so that the RO film mistake
The front and back pressure difference of RO film is located in preset range value in filter 11, i.e., the front and back pressure difference of RO film is steady in the described RO membrane filter 11
It is fixed, so that the rate of recovery of the water purification system 10 is in stable state, to ensure the reliable efficient operation of water purification system 10.
Specifically, in one embodiment, the pure water pressure storage device 14 and/or the concentrated water pressure storage device
15 be pressure pot.Optionally, the pure water pressure storage device 14 and/or the concentrated water pressure storage device 15 are also possible to it
He is capable of forming the storage device of back pressure, as long as the pure water pressure storage device 14 and 15 energy of concentrated water pressure storage device
It is enough to form stable pressure difference before and after the RO film, then belong to pure water pressure storage device described in aforementioned schemes 14 and described dense
The range of water pressure storage device 15.
Further, in one embodiment, as shown in Figures 1 to 5, the pure water pipeline is switched equipped with first pressure
16, the pressure match of the cracking pressure of the first pressure switch 16 and the pure water pressure storage device 14.Only when described
When pressure in pure water pipeline reaches predetermined value, the first pressure switch 16, which can just be opened, carries out water processed.
Further, in one embodiment, as shown in Figures 1 to 5, the concentrated water pipeline is equipped with first throttle valve 17,
The first throttle valve 17 is matched with the RO membrane filter 11, for providing buffer brake for water purification process.So that in water processed
The side being connected in the RO membrane filter 11 with the concentrated water pressure storage device 15 in the process has enough pressure, ensures
The reliable progress of water purification process.
Further, in one embodiment, as shown in Figures 2 to 4, the water purification system 10 further includes pre-treatment filtering
Component 12, the first intermediate duct 18 and counter-flushing pipeline 19, one end of first intermediate duct 18 and the pre-treatment are filtered
The water outlet of component 12 is connected to, and the other end of first intermediate duct 18 is connected to the water inlet of the RO membrane filter 11,
One end of the counter-flushing pipeline 19 is connected to the concentrated water pressure storage device 15, the other end of the counter-flushing pipeline 19 with
The water outlet of the pre-treatment filter assemblies 12 is connected to.
Raw water, which first passes through, to be entered back into the RO film process device after the primary filtrations of the pre-treatment filter assemblies 12 and carried out
Filter, plays a certain protective role the RO membrane filter 11.And it is formed after the RO membrane filter 11 filtering dense
Water enters the water outlet of the pre-treatment filter assemblies 12 by the counter-flushing pipeline 19, using concentrated water to pre-treatment filtering group
Part 12 carries out back flush.It is based on, for water purification system 10, the amount of concentrated water is greater than the amount of pure water during water processed,
Therefore carrying out back flush using concentrated water can be improved flush efficiency, save water resource.
And the process of the backwash can carry out simultaneously with the positive flushing process of pre-treatment filter assemblies 12 or independent
It carries out.
Specifically, the pre-treatment filter assemblies 12 can be a ultrafiltration membrane filter 121, be also possible to concatenated super
Membrane filter 121 and active carbon filter 122.And the backwash process can be and implement to ultrafiltration membrane filter 121,
It can be and the active carbon filter 122 is implemented.
Further, in one embodiment, as shown in Figures 1 to 5, first intermediate duct 18 is equipped with first and opens
Closing valve 181, the counter-flushing pipeline 19 is equipped with the second pressure switch 191 and second switch valve 192 being electrically connected, and described the
Two pressure switches 191 are between the second switch valve 192 and the concentrated water pressure storage device 15, the first switch valve
181 are electrically connected with the second pressure switch 191, when the second pressure switch 191 is opened, the second switch valve
192 open, and the first switch valve 181 is closed.
When the pressure in the concentrated water pressure storage device 15 reaches the predetermined value of the second pressure switch 191, institute
The unlatching of second pressure switch 191 is stated, while the second switch valve 192 is opened, the first switch valve 181 is closed, described anti-
Flushing pipeline 19 is connected, and the concentrated water that itself is stored is pressed to pre-treatment filter assemblies 12 by concentrated water pressure storage device 15, to preceding place
It manages filter assemblies 12 and carries out back flush.
And when the pre-treatment filter assemblies 12 include ultrafiltration membrane filter 121 and active carbon filter 122, the ultrafiltration
When the water outlet of membrane filter 121 is connected to the water inlet of the active carbon filter 122, by by the counter-flushing pipeline 19
Reasonably it is arranged, i.e., the filter of adjustable backwash.For example, if the water outlet connection of the counter-flushing pipeline 19 is existed
Between the water outlet of the ultrafiltration membrane filter 121 and the water inlet of the active carbon filter 122, then to the ultrafiltration membrane mistake
Filter 121 is backwashed.If the water outlet of the water outlet of the counter-flushing pipeline 19 and the active carbon filter 122 connects
It is logical, then the active carbon filter 122 is backwashed.
Further, in one embodiment, as shown in Figures 1 to 5, the waste of the pre-treatment filter assemblies 12
Equipped with blowoff line, the blowoff line is equipped with third switch valve 123, the third switch valve 123 and the second pressure
Switch 191 is electrically connected.When the second pressure switch 191 is opened, it is meant that backwash process will be carried out, described at this time the
Three switch valves 123 are opened, and the sewage for backwashing generation then passes through the blowoff line and is discharged.When second pressure switch 191 close,
The third switch valve 123 is closed when without backwash.
Further, in one embodiment, as shown in figure 5, the water inlet of the pre-treatment filter assemblies 12 be equipped with into
Water lines, the inlet pipeline are equipped with recoil switch valve 124, the recoil switch valve 124 and the second pressure switch 191
It is electrically connected.
By the way that the recoil switch valve 124 is arranged, can choose whether just rinsed when allowing to carry out backwash, if needing
It just to backwash while carry out, then open the recoil switch valve 124, it, will be described if only needing to carry out backwash process
Switch valve is closed.
Further, in one embodiment, as shown in Figures 1 to 5, first intermediate duct 18 is equipped with stabilized pressure pump
182, the stabilized pressure pump 182 is between the first switch valve 181 and the RO membrane filter.Based on the RO membrane filter
Higher for the pressure requirements of working environment, the setting of the stabilized pressure pump 182 has ensured the reliable progress of water purification process.
Further, in one embodiment, shown in as shown in Figure 1, Figure 2, Fig. 4 and Fig. 5, the water purification system 10 further includes net
Water outlet pipeline 20, the water inlet end of the water purification outlet pipeline 20 are connected to the water outlet of the pre-treatment filter assemblies 12, institute
The water outlet for stating water purification outlet pipeline 20 is connected to extraneous tap 30, and the water purification outlet pipeline 20 is equipped with flowmeter 21.
It is sometimes opposite for the requirement of water quality lower with drinking water during daily life water, such as Landscape image, at this time directly
It connects using the water filtered by the pre-treatment filter assemblies 12 as water purification for users to use, economizes on resources.
Further, in one embodiment, the water purification system 10 further includes posttreatment filter 13, the post-processing
The water inlet of filter 13 is connected to the pure water pressure reservoir, the water outlet of the posttreatment filter 13 and the extraneous fire hose
First 30 connection.The water formed by the RO membrane filter 11 filtering is further filtered by the posttreatment filter 13
Afterwards, water quality is improved, is drunk for user, safety is improved.
Specifically, electric connection described in this case refers to that each valve or switch by the unified electrically control of controller, are realized
The on-off of each pipeline controls.First throttle valve 17, first switch valve 181, second switch valve 192 and third described herein
Switch valve 123 may each be solenoid valve, i.e., realizes the control of throttling or pipeline on-off by the way that solenoid valve is arranged on respective tube road
System.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (12)
1. a kind of water purification system, which is characterized in that including RO membrane filter, pure water pipeline, concentrated water pipeline, pure water pressure storage dress
Set with concentrated water pressure storage device, described pure water pipeline one end is connected to the pure water outlet of the RO membrane filter, described pure
The other end of water lines is connected to the pure water pressure storage device, one end of the concentrated water pipeline and the RO membrane filter
The connection of concentrated water water outlet, the other end of the concentrated water pipeline are connected to the concentrated water pressure storage device, and the pure water pressure is deposited
Storage device is matched with the concentrated water pressure storage device, so that the front and back pressure difference of RO film is positioned at default in the RO membrane filter
In value range.
2. water purification system according to claim 1, which is characterized in that the pure water pressure storage device and/or described dense
Water pressure storage device is pressure pot.
3. water purification system according to claim 1, which is characterized in that the pure water pipeline is switched equipped with first pressure, institute
State the pressure match that first pressure switches on pressure Yu the pure water pressure storage device.
4. water purification system according to claim 1, which is characterized in that the concentrated water pipeline is equipped with first throttle valve, described
First throttle valve is matched with the RO membrane filter, for providing buffer brake for water purification process.
5. water purification system according to any one of claims 1 to 4, which is characterized in that further include pre-treatment filter assemblies,
The water outlet of one intermediate duct and counter-flushing pipeline, one end of first intermediate duct and the pre-treatment filter assemblies connects
Logical, the other end of first intermediate duct is connected to the water inlet of the RO membrane filter, one end of the counter-flushing pipeline
It is connected to the concentrated water pressure storage device, the water outlet of the other end of the counter-flushing pipeline and the pre-treatment filter assemblies
Connection.
6. water purification system according to claim 5, which is characterized in that first intermediate duct is equipped with first switch
Valve, the backwash tube road is equipped with the second pressure switch of electric connection and second switch valve, the second pressure switch position
Between the second switch valve and the concentrated water pressure storage device, the first switch valve and second pressure switch electricity
Property connection, when the second pressure, which switchs, opens, the second switch valve is opened, and the first switch valve is closed.
7. water purification system according to claim 6, which is characterized in that the waste of the pre-treatment filter assemblies is equipped with
Blowoff line, the blowoff line are equipped with third switch valve, and the third switch valve electrically connects with second pressure switch
It connects.
8. water purification system according to claim 6, which is characterized in that the water inlet of the pre-treatment filter assemblies be equipped with into
Water lines, the inlet pipeline are equipped with recoil switch valve, and the recoil switch valve and second pressure switch are electrically connected.
9. water purification system according to claim 5, which is characterized in that the pre-treatment filter assemblies include ultrafiltration membrance filter
Device and active carbon filter, the water outlet of the ultrafiltration membrane filter is connected to the water inlet of the active carbon filter, described
Counter-flushing pipeline water outlet connection the ultrafiltration membrane filter water outlet and the active carbon filter water inlet it
Between or the water outlet of the counter-flushing pipeline be connected to the water outlet of the active carbon filter.
10. water purification system according to claim 6, which is characterized in that first intermediate duct is equipped with stabilized pressure pump, institute
Stabilized pressure pump is stated between the first switch valve and the RO membrane filter.
11. water purification system according to claim 5, which is characterized in that it further include water purification outlet pipeline, the water purification outlet pipe
The water inlet end on road is connected to the water outlet of the pre-treatment filter assemblies, the water outlet of the water purification outlet pipeline and the extraneous fire hose
Head connection, the water purification outlet pipeline are equipped with flowmeter.
12. water purification system according to any one of claims 1 to 4, which is characterized in that it further include posttreatment filter, institute
The water inlet for stating posttreatment filter is connected to the pure water pressure reservoir, the water outlet of the posttreatment filter and the external world
Tap connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822165044.6U CN209322525U (en) | 2018-12-21 | 2018-12-21 | Water purification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822165044.6U CN209322525U (en) | 2018-12-21 | 2018-12-21 | Water purification system |
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| Publication Number | Publication Date |
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| CN209322525U true CN209322525U (en) | 2019-08-30 |
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ID=67728059
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822165044.6U Active CN209322525U (en) | 2018-12-21 | 2018-12-21 | Water purification system |
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| CN (1) | CN209322525U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109368743A (en) * | 2018-12-21 | 2019-02-22 | 珠海格力电器股份有限公司 | Water purification system |
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2018
- 2018-12-21 CN CN201822165044.6U patent/CN209322525U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109368743A (en) * | 2018-12-21 | 2019-02-22 | 珠海格力电器股份有限公司 | Water purification system |
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