CN208802903U - A kind of twin-stage RO Pure water treatment equipment - Google Patents
A kind of twin-stage RO Pure water treatment equipment Download PDFInfo
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- CN208802903U CN208802903U CN201820836883.3U CN201820836883U CN208802903U CN 208802903 U CN208802903 U CN 208802903U CN 201820836883 U CN201820836883 U CN 201820836883U CN 208802903 U CN208802903 U CN 208802903U
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Abstract
The utility model belongs to water-treatment technology field, specifically disclose a kind of twin-stage RO Pure water treatment equipment, including the raw water pump being sequentially connected in water process pipeline, filter device, first high-pressure pump, first reverse osmosis unit, second high-pressure pump, second reverse osmosis unit and header tank, between filter device and the first high-pressure pump, the first flow sensor connecting with central processing unit signal is respectively arranged on water process pipeline between first reverse osmosis unit and the second high-pressure pump and between the second reverse osmosis unit and header tank, second flow sensor and third flow sensor, central processing unit also respectively with raw water pump, first high-pressure pump and the connection of the second high pressure pump signal.This equipment monitors the flow information in water process pipeline in real time by three flow sensors of setting, it takes this as a foundation for central processing unit and provides different processing mode command drcuit circulations or pause, avoid pipeline pressure difference is excessive due to flow is small to damage equipment even membrane component by pressure.
Description
Technical field
The utility model belongs to water-treatment technology field more particularly to a kind of twin-stage RO Pure water treatment equipment.
Background technique
RO (Reverses Osmosis) i.e. reverse osmosis water --- that is, pure water.Currently, household reverse osmosis water purifier is logical
Production is that 4-5 grades of filterings are carried out to tap water, to reach the water purification that production can directly be drunk.Its filtering material is respectively activity
Charcoal, PP cotton, reverse osmosis membrane.Wherein reverse osmosis membrane can remove in water removal 95% or so ion, bacterium and colloidal suspended substance, tap water
Middle about 50% water by the micropore on reverse osmosis membrane become drinkable pure water, separately have about 50% water contain concentration from
Son, bacterium and colloidal suspended substance, become discharge of wastewater.With the raising required quality of pure water, occurs twin-stage on the market
Reverse osmosis water purification units.
With the increase of double-stage reverse osmosis purifier runing time, ion, which is concentrated, to be tied on first order reverse osmosis membrane surface
Dirt, bacterium and colloidal suspended substance can deposit on first order reverse osmosis membrane surface, these pollutants will lead to first order reverse osmosis membrane
Blockage of the micro orifice, and decline the water yield of first order reverse osmosis treatment device, wastewater flow rate increases, so that the second level is reverse osmosis
The raw water of processing unit is insufficient.But there is reverse osmosis membrane element in well known water-treatment technology field, hydrotreater equipment
The reverse osmosis module of part composition, and pretreated water is come from, after high-pressure hydraulic pump boosts, supply reverse osmosis module.High-pressure pump
Starting pressure should be greater than 0.1-0.15MPa, if being lower than this pressure, may cause high-pressure pump idle running to burn out motor；And work as
When raw water insufficient water, and back permeable pressure head does not lower also, it is likely that damages system even film by pressure because pressure difference is excessive
Element.
Therefore, against the above deficiency, the utility model urgent need provides a kind of twin-stage RO Pure water treatment equipment.
Utility model content
The purpose of this utility model is to provide a kind of twin-stage RO Pure water treatment equipment, in real-time monitoring water process pipeline
Flow is to solve the problems, such as that equipment is impaired caused by raw water is insufficient in the prior art.
The utility model provides following proposal:
A kind of twin-stage RO Pure water treatment equipment, including raw water pump, the filter device, being sequentially connected in water process pipeline
One high-pressure pump, the first reverse osmosis unit, the second high-pressure pump, the second reverse osmosis unit and header tank, in the filter device and institute
It states between the first high-pressure pump, between first reverse osmosis unit and second high-pressure pump and second reverse osmosis unit
The first flow sensing connecting with central processing unit signal is respectively arranged on water process pipeline between the header tank
Device, second flow sensor and third flow sensor, the central processing unit also respectively with the raw water pump, described first high
Press pump is connected with the second high pressure pump signal.
A kind of twin-stage RO Pure water treatment equipment as described above further includes further preferably scavenger circuit, the cleaning
The one end in circuit is connected at the water between the filter device and the first flow sensor by the first three-way magnetic valve
It manages on pipeline, the other end is connected to the water between the third flow sensor and the header tank by the second three-way magnetic valve
It handles on pipeline, is additionally provided on the scavenger circuit to medicine-chest, batch-type supercharging pump and water pump, the first threeway electromagnetism
Valve, the second three-way magnetic valve, it is described to medicine-chest, the batch-type supercharging pump and water pump respectively with the central processing unit signal connect
It connects.
A kind of twin-stage RO Pure water treatment equipment as described above further includes further preferably cleaning branch, the cleaning
One end of branch is connected to the cleaning main road, and the other end passes through the third threeway electromagnetism that connect with the central processing unit signal
Valve is connected on the water process pipeline between first reverse osmosis unit and the second flow sensor.
A kind of twin-stage RO Pure water treatment equipment as described above, further preferably, it is described to medicine-chest, water pump and it is described between
The formula booster pump of having a rest is arranged at the upstream at the cleaning main road and the cleaning branch link position.
A kind of twin-stage RO Pure water treatment equipment as described above further includes further preferably reflux circuit, the reflux
Circuit communication is in the first reverse osmosis unit waste water outlet side, the waste water outlet side of second reverse osmosis unit and filtering dress
Between the water inlet set, reflux pump is additionally provided on the reflux circuit.
A kind of twin-stage RO Pure water treatment equipment as described above, further preferably, the filter device includes quartz sand
Filter element, active carbon filter element and softened water filter element, the water outlet of the quartz sand filtration component and the activity
The water inlet of charcoal filter element is connected to, the water outlet of the water inlet of the softened water filter element and the active carbon filter element
Connection.
A kind of twin-stage RO Pure water treatment equipment as described above, further preferably, the quartz sand filtration component is from upper
At least it is disposed with the first quartz sand layer, the second quartz sand layer, third quartz sand layer and the 4th quartz sand layer.
A kind of twin-stage RO Pure water treatment equipment as described above, further preferably, first quartz sand layer, the second stone
The size of quartz sand successively reduces from top to bottom in sand layer, third quartz sand layer and the 4th quartz sand layer.
A kind of twin-stage RO Pure water treatment equipment as described above, further preferably, in the filter device and described the
Low-voltage protective switch is provided between one high-pressure pump.
A kind of twin-stage RO Pure water treatment equipment as described above, further preferably, in first high-pressure pump and described
High voltage protective switch is provided between first reverse osmosis unit, between second high-pressure pump and second reverse osmosis unit.
The utility model discloses a kind of twin-stage RO Pure water treatment equipments, including the original being sequentially connected in water process pipeline
Water pump, filter device, the first high-pressure pump, the first reverse osmosis unit, the second high-pressure pump, the second reverse osmosis unit and header tank,
Between the filter device and first high-pressure pump, between first reverse osmosis unit and second high-pressure pump and institute
It states to be respectively arranged on the water process pipeline between the second reverse osmosis unit and the header tank and connect with central processing unit signal
First flow sensor, second flow sensor and the third flow sensor connect, the central processing unit also respectively with it is described
Raw water pump, first high-pressure pump are connected with the second high pressure pump signal.This equipment passes through three flow sensor realities of setting
When monitoring water process pipeline in flow information and be uploaded to central processing unit, central processing unit is provided not by the difference of flow
With the circulation of processing mode command drcuit or pause, avoid pipeline pressure difference be excessive due to flow is small to damage equipment even membrane element by pressure
Part.
Detailed description of the invention
Fig. 1 is a kind of each component connection relationship diagram of twin-stage RO Pure water treatment equipment of the utility model.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
As shown in Figure 1, present embodiment discloses a kind of twin-stage RO Pure water treatment equipments, including it is sequentially connected in water process pipe
Raw water pump, filter device, the first high-pressure pump, the first reverse osmosis unit in road, the second high-pressure pump, the second reverse osmosis unit sum aggregate
Water tank, between filter device and the first high-pressure pump, between the first reverse osmosis unit and the second high-pressure pump and second is reverse osmosis
The first flow sensing connecting with central processing unit signal is respectively arranged on water process pipeline between device and header tank
Device A1, second flow sensors A 2 and third flow sensor A3, central processing unit also respectively with raw water pump, the first high-pressure pump and
The connection of second high pressure pump signal.In above equipment, the first high-pressure pump and the second high-pressure pump are used to be its latter linked first reverse osmosis
Saturating device and the second reverse osmosis unit provide osmotic pressure, and the water to circulate in water process pipeline is made to permeate output by twin-stage,
But since reverse osmosis percent of pass is at most also with regard to 50% or so, i.e. the flow of rear stage reverse osmosis unit at most only has half,
Along with dirt fouling on reverse osmosis membrane, the water flow of rear stage reverse osmosis unit can be further decreased, after long-time service, is easy
Occur rear stage pipeline in due to flow is small pressure difference excessive the problem of damaging equipment even membrane component by pressure.It is asked to solve this
It inscribes, first flow sensors A 1, second flow sensors A 2 and third flow sensor A3 is provided in the present embodiment, is supervised in real time
Water data information is simultaneously uploaded to central processing unit by the water of flow control warp, and central processing unit receives and processes water amount information, so
When the flow for flowing through first flow sensors A 1 and second flow sensors A 2 reaches predetermined threshold, instruction starting first is high afterwards
Press pump and the second high-pressure pump start to carry out reverse osmosis treatment, are lower than predetermined threshold in the water flow for flowing through second flow sensors A 2
Shi Zhiling closes integral device.I.e. this equipment monitors the flow letter in water process pipeline in real time by three flow sensors of setting
Cease and be uploaded to central processing unit, central processing unit by the difference of flow provide different processing mode command drcuit circulation or
Pause avoids pipeline pressure difference is excessive due to flow is small to damage equipment even membrane component by pressure.
As shown in Figure 1, it is further, in a kind of twin-stage RO Pure water treatment equipment disclosed in the present embodiment, further include
Scavenger circuit, one end of scavenger circuit by the first three-way magnetic valve K1 be connected to filter device and first flow sensors A 1 it
Between on water process pipeline, the other end is connected between third flow sensor A3 and header tank by the second three-way magnetic valve K2
On water process pipeline, be additionally provided on scavenger circuit to medicine-chest, batch-type supercharging pump and water pump, the first three-way magnetic valve K1,
Second three-way magnetic valve K2, it is connect respectively with central processing unit signal to medicine-chest, batch-type supercharging pump and water pump.In the present embodiment
In, central processing unit obtains the first reverse osmosis by flowing through the flow difference of first flow sensors A 1 and second flow sensors A 2
The water treatment efficiency of saturating device, the flow difference by flowing through second flow sensors A 2 and third flow sensor A3 obtain the
The water treatment efficiency of two reverse osmosis units can be obtained in the first reverse osmosis unit and the second reverse osmosis unit by above-mentioned data
Dirt scaling degree on reverse osmosis membrane, and then cleaned by scavenger circuit.When cleaning, extracted in header tank by water pump
It handles water and pressurization is pumped by batch-type supercharging and is administered to medicine-chest, in the first reverse osmosis unit and the second reverse osmosis unit
Reverse osmosis membrane carry out vibrating type cleaning, and then remove layer of scale, passed until flowing through first flow sensors A 1 and second flow
The flow difference of sensor A2 and the flow difference for flowing through second flow sensors A 2 and third flow sensor A3 restore normal water
It is flat.
As shown in Figure 1, it is further, in a kind of twin-stage RO Pure water treatment equipment disclosed in the present embodiment, further include
Branch is cleaned, the one end for cleaning branch is connected to cleaning main road, and the other end is powered by the connect with central processing unit the 3rd 3
Magnet valve K3 is connected on the water process pipeline between the first reverse osmosis unit and the second flow sensors A 2；Further,
Cleaning main road is arranged to medicine-chest, water pump and batch-type supercharging pump and cleans the upstream at branch link position.Above-mentioned implementation
In example, the second reverse osmosis unit is second level processing unit, and the scaling degree of reverse osmosis membrane can be reverse osmosis significantly lower than first
Device, and the concussion pressurization of the second reverse osmosis unit is unobvious in synchronization process, processing is slower, at usual first reverse osmosis unit
Reverse osmosis membrane is still in fouled condition in the second reverse osmosis unit after reason, and cost of idleness resource.And the present embodiment passes through
Above-mentioned setting so that cleaning main road be only used for cleaning the first reverse osmosis unit and by cleaning branch individually cleaning second it is reverse osmosis
Device, it is with strong points, and cost is reduced simultaneously.And the upstream of cleaning main road is set to medicine-chest, water pump and batch-type supercharging pump
(using the tie point with cleaning branch as separation), so that the first reverse osmosis unit or the second reverse osmosis unit no matter are cleaned,
It can effectively be used.
As shown in Figure 1, it is further, in a kind of twin-stage RO Pure water treatment equipment disclosed in the present embodiment, further include
Reflux circuit, reflux circuit connection the first reverse osmosis unit waste water outlet side, the second reverse osmosis unit waste water outlet side and
Between the water inlet of filter device, reflux pump is additionally provided on reflux circuit.The setting of reflux circuit is reprocessed for waste water,
The utilization rate of raw water is improved, water resource is saved.
As shown in Figure 1, it is further, in a kind of twin-stage RO Pure water treatment equipment disclosed in the present embodiment, filtering dress
Set including quartz sand filtration component, active carbon filter element and softened water filter element, the water outlet of quartz sand filtration component with
The water inlet of active carbon filter element is connected to, and the water inlet of softened water filter element and the water outlet of active carbon filter element connect
It is logical.Further, quartz sand filtration component is at least disposed with the first quartz sand layer, the second quartz sand layer, third stone from upper
Sand layer and the 4th quartz sand layer.Stone in first quartz sand layer, the second quartz sand layer, third quartz sand layer and the 4th quartz sand layer
The size of sand successively reduces from top to bottom.Above-mentioned setting is mainly used for improving treating nature water efficiency, and then reduces and flow through the
One reverse osmosis unit and the second reverse osmosis unit Shi Shuizhong dirt content, and then the scaling rate of reverse osmosis membrane is reduced, realize drop
The purpose of low cost.
As shown in Figure 1, it is further, in a kind of twin-stage RO Pure water treatment equipment disclosed in the present embodiment, filtering
Low-voltage protective switch S1 is provided between device and the first high-pressure pump；Between the first high-pressure pump and the first reverse osmosis unit,
High voltage protective switch S2 is provided between two high-pressure pumps and the second reverse osmosis unit.
Compared with prior art, a kind of twin-stage RO Pure water treatment equipment disclosed in the utility model has below beneficial to effect
Fruit:
1, the utility model by three flow sensors of setting monitor in real time the flow information in water process pipelines for
Central processing unit provides the different circulation of processing mode command drcuit or pause, avoids pipeline excessive pressure of pressure difference due to flow is small
Bad equipment even membrane component；
2, the utility model is by scavenger circuit and what is be arranged thereon realize the to medicine-chest, batch-type supercharging pump and water pump
The cleaning of reverse osmosis membrane, improves the service life of device in one reverse osmosis unit and the second reverse osmosis unit；
3, the utility model realizes the independent of the first reverse osmosis unit and the second reverse osmosis unit by setting cleaning branch
Cleaning further increases the efficiency of cleaning, reduces cleaning cost.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of twin-stage RO Pure water treatment equipment, which is characterized in that including be sequentially connected in water process pipeline raw water pump, mistake
Device, the first high-pressure pump, the first reverse osmosis unit, the second high-pressure pump, the second reverse osmosis unit and header tank are filtered, in the filtering
Between device and first high-pressure pump, it is between first reverse osmosis unit and second high-pressure pump and described second anti-
First connect with central processing unit signal is respectively arranged on water process pipeline between permeability apparatus and the header tank
Flow sensor, second flow sensor and third flow sensor, the central processing unit also respectively with the raw water pump, institute
The first high-pressure pump is stated to connect with the second high pressure pump signal.
2. a kind of twin-stage RO Pure water treatment equipment according to claim 1, which is characterized in that it further include scavenger circuit, institute
The one end for stating scavenger circuit is connected between the filter device and the first flow sensor by the first three-way magnetic valve
Water process pipeline on, the other end by the second three-way magnetic valve be connected to the third flow sensor and the header tank it
Between water process pipeline on, be additionally provided on the scavenger circuit to medicine-chest, batch-type supercharging pump and water pump, the described 1st
Three-way electromagnetic valve, the second three-way magnetic valve, it is described to medicine-chest, the batch-type supercharging pump and water pump respectively with the central processing unit
Signal connection.
3. a kind of twin-stage RO Pure water treatment equipment according to claim 2, which is characterized in that further include cleaning branch, institute
State cleaning branch one end be connected to the scavenger circuit, the other end by connect with the central processing unit signal the three or three
Three-way electromagnetic valve is connected on the water process pipeline between first reverse osmosis unit and the second flow sensor.
4. a kind of twin-stage RO Pure water treatment equipment according to claim 3, which is characterized in that it is described to medicine-chest, water pump and
The batch-type supercharging pump is arranged at the upstream at the scavenger circuit and the cleaning branch link position.
5. a kind of twin-stage RO Pure water treatment equipment according to claim 1, which is characterized in that it further include reflux circuit, institute
State reflux circuit connection the first reverse osmosis unit waste water outlet side, second reverse osmosis unit waste water outlet side and
Between the water inlet of filter device, reflux pump is additionally provided on the reflux circuit.
6. a kind of twin-stage RO Pure water treatment equipment according to claim 1, which is characterized in that the filter device includes stone
Sand filter element, active carbon filter element and softened water filter element, the water outlet of the quartz sand filtration component with it is described
The water inlet of active carbon filter element is connected to, and the water inlet of the softened water filter element goes out with the active carbon filter element
Mouth of a river connection.
7. a kind of twin-stage RO Pure water treatment equipment according to claim 6, which is characterized in that the quartz sand filtration component
The first quartz sand layer, the second quartz sand layer, third quartz sand layer and the 4th quartz sand layer are at least disposed with from upper.
8. a kind of twin-stage RO Pure water treatment equipment according to claim 7, which is characterized in that first quartz sand layer,
The size of quartz sand successively reduces from top to bottom in second quartz sand layer, third quartz sand layer and the 4th quartz sand layer.
9. a kind of twin-stage RO Pure water treatment equipment according to claim 1 to 8, which is characterized in that in the mistake
Low-voltage protective switch is provided between filter device and first high-pressure pump.
10. a kind of twin-stage RO Pure water treatment equipment according to claim 9, which is characterized in that in first high-pressure pump
High voltage protective is provided between first reverse osmosis unit, between second high-pressure pump and second reverse osmosis unit
Switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820836883.3U CN208802903U (en) | 2018-05-31 | 2018-05-31 | A kind of twin-stage RO Pure water treatment equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820836883.3U CN208802903U (en) | 2018-05-31 | 2018-05-31 | A kind of twin-stage RO Pure water treatment equipment |
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| CN208802903U true CN208802903U (en) | 2019-04-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI769933B (en) * | 2021-10-04 | 2022-07-01 | 葳錦興業股份有限公司 | RO pure water preparation system and method for improving water purification efficiency and reducing waste water discharge |
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2018
- 2018-05-31 CN CN201820836883.3U patent/CN208802903U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI769933B (en) * | 2021-10-04 | 2022-07-01 | 葳錦興業股份有限公司 | RO pure water preparation system and method for improving water purification efficiency and reducing waste water discharge |
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