CN206289016U - A kind of single-stage reverse osmosis equipment of concentrate recirculation - Google Patents
A kind of single-stage reverse osmosis equipment of concentrate recirculation Download PDFInfo
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- CN206289016U CN206289016U CN201621463949.6U CN201621463949U CN206289016U CN 206289016 U CN206289016 U CN 206289016U CN 201621463949 U CN201621463949 U CN 201621463949U CN 206289016 U CN206289016 U CN 206289016U
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- reverse osmosis
- infiltration system
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- concentrate recirculation
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Abstract
The utility model discloses a kind of single-stage reverse osmosis equipment of concentrate recirculation, it includes pretreatment system and counter-infiltration system, and the pretreatment system is included by the stainless steel pipes successively raw water box of sequential communication, raw water pump, more medium filter and active carbon filter；The counter-infiltration system includes reverse osmosis unit and buffer, and flow detector is provided with the inlet channel and counter-infiltration system；The water inlet end of the counter-infiltration system is additionally provided with a pipeline branch road, cleaning import is installed on the pipeline branch road, cleaning concentrate recirculation pipeline and cleaning pure water return line are additionally provided with the counter-infiltration system, multiple valves are provided with the cleaning concentrate recirculation pipeline and cleaning pure water return line.The utility model structure is closed, and foreign matter cannot be introduced into counter-infiltration system, stable, and improves total flow of inlet water, pressure, increases film surface velocity, reduces film surface scale, improves the rate of recovery of reverse osmosis equipment.
Description
Technical field
The utility model is related to technical field of waste water processing, more particularly to a kind of concentrate recirculation single-stage reverse osmosis equipment.
Background technology
Sewage, is often referred to discharge water necessarily polluted, from life and production.It is dirty according to the viewpoint of sewage source
Water can be defined as from house, office, business or industrial area discharge and underground water.The mixing such as surface water, snowstorm are taken
Liquid or water with waste.Sewage reduced by many classifications, correspondingly influence of the sewage to environment also have many technologies and
Technique.According to sewage source, sewage can be divided into this four class.The first kind：Industrial wastewater is lived from manufacture mining and industrial production
Dynamic sewage, including from the runoff work Leachate site stored with industry or business, processed, and other are not sanitary sewages
Waste water.Equations of The Second Kind：Sanitary sewage is from house, office building, machine-operated or similar sewage；Health sewage；Effluent sewerage, bag
Include the industrial wastewater mixed in sanitary sewage in sewerage system.3rd class：Business sewage from commercial facility and also some into
Divide nontoxic, the harmless sewage more than sanitary sewage.Such as sewage from catering business.Sewage of wash house, animal feeding sewage, what hairdressing place produced
Sewage etc..4th class：Overland flow comes from water under rainwater, snow-broth, highway, the water from city and industrial area etc.,
Overland flow does not infilter soil, and underground water is entered along street and land.
In existing sewage reverse osmosis treatment equipment, the air in pretreatment stage in buffer tank is arranged by passage
Go out, be not closed because buffer tank is provided with passage, so foreign matter also can enter into buffer tank by passage
In, so as to produce pollution；Existing reverse osmosis equipment cleaning capacity is poor, it is impossible to avoid pollutant from entering in counter-infiltration system, shadow
Ring treatment effect, in addition, in existing single-stage reverse osmosis equipment, due to without the valve before increase concentrate recirculation to high-pressure pump and
Pipeline, therefore before concentrated water cannot be back to high-pressure pump so that total flow of inlet water and pressure reduction, the reduction of film surface velocity, film table
Face is also easy to produce the problem of fouling.
Utility model content
In view of this, the purpose of this utility model is the single-stage reverse osmosis equipment for providing a kind of concentrate recirculation, for gram
Take the technical problem that seal is poor, the easy blocking pollution of pipeline, concentrated water cannot flow back of prior art presence.
The purpose of this utility model is achieved through the following technical solutions：
A kind of single-stage reverse osmosis equipment of concentrate recirculation, including pretreatment system and counter-infiltration system, the pretreatment system
System is included by the stainless steel pipes successively raw water box of sequential communication, raw water pump, more medium filter and active carbon filter, institute
State and inlet channel is provided with above raw water box；The counter-infiltration system includes reverse osmosis unit and buffer, the counter-infiltration system
The water side of system is provided with pure water tank, and flow detector is provided with the inlet channel and counter-infiltration system；The counter-infiltration
The water inlet end of system is additionally provided with a pipeline branch road, and cleaning import, the counter-infiltration system are provided with the pipeline branch road
In be additionally provided with cleaning concentrate recirculation pipeline and cleaning pure water return line, it is described cleaning concentrate recirculation pipeline and cleaning pure water return
Flow tube road is provided with multiple valves.
Further, scale inhibition chemicals dosing plant, precision are also connected between the pretreatment system and counter-infiltration system in turn
Filter and one-level high-pressure pump.
Preferably, the scale inhibition chemicals dosing plant, accurate filter, one-level high-pressure pump, between counter-infiltration system and pure water tank
Pipeline on be provided with multiple valves.
Preferably, it also is provided with flow detector on the pipeline between the accurate filter and one-level high-pressure pump.
Compared with prior art, the utility model at least has advantages below：
By above-mentioned the technical solution of the utility model, without using buffer tank of the prior art, hindered by setting
Dirty chemicals dosing plant, using hermetic design, it is to avoid sewage enters counter-infiltration system, and is conveniently cleaned to pipeline, makes pipeline not
Easy blocking pollution, improves the effect of water process；On the other hand, by increasing valve and pipe before concentrate recirculation to high-pressure pump
Road, by a part of concentrate recirculation to high-pressure pump before, improve total flow of inlet water, pressure, increase film surface velocity, reduce film surface
Fouling, improves the rate of recovery of reverse osmosis equipment.
Brief description of the drawings
Fig. 1 is that a kind of attachment structure of the single-stage reverse osmosis equipment of concentrate recirculation that the utility model embodiment is provided is illustrated
Figure.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model, the technical scheme in the utility model is carried out clearly and completely
Description, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than whole embodiments.Base
Embodiment in the utility model, the institute that those of ordinary skill in the art are obtained under the premise of creative work is not made
There is other embodiment, belong to the scope of the utility model protection.
As shown in figure 1, a kind of single-stage reverse osmosis equipment of the concentrate recirculation for the proposition of the utility model embodiment, including it is pre-
Processing system 1 and counter-infiltration system 2, pretreatment system 1 are included by the stainless steel pipes successively raw water box 11 of sequential communication, original
Water pump 12, more medium filter 13 and active carbon filter 14, the top of raw water box 11 is provided with inlet channel；Counter-infiltration system 2
Including reverse osmosis unit and buffer, the water side of counter-infiltration system 2 is provided with pure water tank 3, on inlet channel and counter-infiltration system 2
Flow detector is installed；The water inlet end of counter-infiltration system 2 is additionally provided with a pipeline branch road, is provided with pipeline branch road clear
Import 4 is washed, cleaning concentrate recirculation pipeline and cleaning pure water return line is additionally provided with counter-infiltration system 2, in cleaning concentrate recirculation
Pipeline and cleaning pure water return line are provided with multiple valves.
It is a kind of optional or preferred embodiment as the utility model, between pretreatment system 1 and counter-infiltration system 2 also
It is connected with scale inhibition chemicals dosing plant 5, accurate filter 6 and one-level high-pressure pump 7 in turn.
Further, scale inhibition chemicals dosing plant 5, accurate filter 6, one-level high-pressure pump 7, counter-infiltration system 2 and pure water tank 3 it
Between pipeline on be provided with multiple valves 8.
In the present embodiment, counter-infiltration system 2 uses single-stage reverse osmosis unit, i.e., including first-stage reverse osmosis device,
In environment is embodied, counter-infiltration system 2 can be designed to, i.e., comprising one-level by double-stage reverse osmosis device according to the condition of production
Reverse osmosis unit and second level reverse osmosis apparatus, the in addition water inlet for producing the mouth of a river and second level reverse osmosis apparatus of first-stage reverse osmosis device
It is connected by pipeline, the above-mentioned purpose of the application can also be realized, belongs to the protection domain of the application.
Preferably, it also is provided with flow detector on the pipeline between accurate filter 6 and one-level high-pressure pump 7.
Compared with prior art, the utility model at least has advantages below：
By above-mentioned the technical solution of the utility model, without using buffer tank of the prior art, hindered by setting
Dirty chemicals dosing plant, using hermetic design, it is to avoid sewage enters counter-infiltration system, and is conveniently cleaned to pipeline, makes pipeline not
Easy blocking pollution, improves the effect of water process；On the other hand, by increasing valve and pipe before concentrate recirculation to high-pressure pump
Road, by a part of concentrate recirculation to high-pressure pump before, improve total flow of inlet water, pressure, increase film surface velocity, reduce film surface
Fouling, improves the rate of recovery of reverse osmosis equipment.
The above, only the utility model preferably specific embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art can readily occur in the technical scope that the utility model is disclosed
Change or replacement, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should
It is defined by the protection domain of claims.
Claims (4)
1. the single-stage reverse osmosis equipment of a kind of concentrate recirculation, including pretreatment system and counter-infiltration system, it is characterised in that：It is described
Pretreatment system is included by the stainless steel pipes successively raw water box of sequential communication, raw water pump, more medium filter and activated carbon
Filter, inlet channel is provided with above the raw water box；The counter-infiltration system includes reverse osmosis unit and buffer, described
The water side of counter-infiltration system is provided with pure water tank, and flow detector is provided with the inlet channel and counter-infiltration system；Institute
The water inlet end for stating counter-infiltration system is additionally provided with a pipeline branch road, and cleaning import is provided with the pipeline branch road, described anti-
It is additionally provided with osmosis system and cleans concentrate recirculation pipeline and cleaning pure water return line, in the cleaning concentrate recirculation pipeline and clearly
Wash pure water return line and be provided with multiple valves.
2. the single-stage reverse osmosis equipment of concentrate recirculation as claimed in claim 1, it is characterised in that：The pretreatment system and anti-
Also it is connected with scale inhibition chemicals dosing plant, accurate filter and one-level high-pressure pump between osmosis system in turn.
3. the single-stage reverse osmosis equipment of concentrate recirculation as claimed in claim 2, it is characterised in that：The scale inhibition chemicals dosing plant,
Multiple valves are provided with accurate filter, one-level high-pressure pump, the pipeline between counter-infiltration system and pure water tank.
4. the single-stage reverse osmosis equipment of concentrate recirculation as claimed in claim 2, it is characterised in that：The accurate filter and one
Flow detector also is provided with pipeline between level high-pressure pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621463949.6U CN206289016U (en) | 2016-12-29 | 2016-12-29 | A kind of single-stage reverse osmosis equipment of concentrate recirculation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621463949.6U CN206289016U (en) | 2016-12-29 | 2016-12-29 | A kind of single-stage reverse osmosis equipment of concentrate recirculation |
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| Publication Number | Publication Date |
|---|---|
| CN206289016U true CN206289016U (en) | 2017-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621463949.6U Active CN206289016U (en) | 2016-12-29 | 2016-12-29 | A kind of single-stage reverse osmosis equipment of concentrate recirculation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108996731A (en) * | 2018-09-13 | 2018-12-14 | 广州龙泽环保设备实业有限公司 | A kind of water-saving multistage RO filtration system |
-
2016
- 2016-12-29 CN CN201621463949.6U patent/CN206289016U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108996731A (en) * | 2018-09-13 | 2018-12-14 | 广州龙泽环保设备实业有限公司 | A kind of water-saving multistage RO filtration system |
| CN108996731B (en) * | 2018-09-13 | 2023-10-24 | 广州龙泽环保设备实业有限公司 | Water-saving multistage RO filtration system |
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