CN213357114U - Reverse osmosis sewage treatment system - Google Patents
Reverse osmosis sewage treatment system Download PDFInfo
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- CN213357114U CN213357114U CN202021926474.6U CN202021926474U CN213357114U CN 213357114 U CN213357114 U CN 213357114U CN 202021926474 U CN202021926474 U CN 202021926474U CN 213357114 U CN213357114 U CN 213357114U
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Abstract
The application discloses reverse osmosis sewage treatment system compares with prior art, includes: a reverse osmosis water purification efficiency-increasing system; the wastewater recycling and comprehensive utilization system is connected with the reverse osmosis water purification efficiency-improving system; the reverse osmosis membrane group comprises: the system comprises a first-stage reverse osmosis membrane group, a second-stage reverse osmosis membrane group and a third-stage reverse osmosis membrane group; the first-stage reverse osmosis membrane group, the second-stage reverse osmosis membrane group and the third-stage reverse osmosis membrane group are sequentially connected in series through pipelines, and a water inlet, a wastewater outlet and a water purifying outlet are formed in each of the first-stage reverse osmosis membrane group, the second-stage reverse osmosis membrane group and the third-stage reverse osmosis membrane group; the waste water recovery comprehensive utilization system includes: a solenoid valve with a wastewater ratio; a waste water storage tank arranged behind the flushing electromagnetic valve; and a toilet wastewater utilization system and a wastewater greening irrigation system which are connected with the wastewater storage tank through pipelines. Compared with the prior art, the water purification device can effectively improve the water resource purification effect and can recycle the generated wastewater.
Description
Technical Field
The application relates to the technical field of reverse osmosis sewage treatment, in particular to a reverse osmosis sewage treatment system.
Background
With the rapid and violent development of society, the demand of water consumption of people is increased, water resources tend to be more scarce, and water is indispensable for life of people, so that the recycling of the water resources is more and more emphasized, and the reverse osmosis sewage treatment technology is applied more and more widely. Reverse osmosis is a membrane separation technique that uses pressure as a driving force by virtue of the function of a permselective membrane, when the pressure applied in a system is greater than the osmotic pressure of an inlet water solution, water molecules continuously permeate the membrane, flow into a central tube through a water production flow channel, then impurities in water flowing out at one end, such as ions, organic matters, bacteria, viruses and the like, are intercepted at the inlet side of the membrane, and then flow out at the outlet end of concentrated water, thereby achieving the purpose of separation and purification.
In the prior art, a reverse osmosis sewage treatment system is also widely applied to purification treatment of household water resources, in the reverse osmosis sewage treatment, a reverse osmosis membrane which is a core component is actually a liquid concentration process in the working process, the salt content in water is continuously increased along with the water flowing through the surface of the reverse osmosis membrane, the osmotic pressure of the water is also continuously increased, when the osmotic pressure is increased to the pressure of a booster pump, the water cannot flow into one end of purified water through the reverse osmosis membrane, a part of water is needed to flush the reverse osmosis membrane, and the water used for flushing is discharged, so that the reverse osmosis sewage treatment system is called as 'wastewater'. At present, in a conventional household water resource reverse osmosis system, the purification effect of water resources is not obvious, and the generated wastewater is not effectively recycled, so that the waste of water resources is caused.
Therefore, how to provide a reverse osmosis sewage treatment system, which can effectively improve the effect of water resource purification and recycle the generated wastewater, has become a technical problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the application provides a reverse osmosis sewage treatment system, and it can improve water purification's effect effectively, and can carry out recycle to the waste water that produces.
The technical scheme provided by the application is as follows:
the application provides a reverse osmosis sewage treatment system, its characterized in that includes: a reverse osmosis water purification efficiency-increasing system; the wastewater recycling and comprehensive utilization system is connected with the reverse osmosis water purification efficiency-improving system; reverse osmosis water purification efficiency-improving system includes: a municipal tap water inlet; the reverse osmosis membrane group is connected with the municipal tap water inlet through a pipeline; the main water storage tank is arranged between the municipal tap water inlet and the reverse osmosis membrane group; a purified water outlet arranged behind the reverse osmosis membrane group; an adjustable water pump and a high-pressure valve are arranged between the purified water outlet and the reverse osmosis membrane group; the adjustable water pump is connected with the high-pressure valve in series; the reverse osmosis membrane module includes: the system comprises a first-stage reverse osmosis membrane group, a second-stage reverse osmosis membrane group and a third-stage reverse osmosis membrane group; the first-stage reverse osmosis membrane group, the second-stage reverse osmosis membrane group and the third-stage reverse osmosis membrane group are sequentially connected in series through pipelines, and a water inlet, a wastewater port and a water purifying port are formed in each of the first-stage reverse osmosis membrane group, the second-stage reverse osmosis membrane group and the third-stage reverse osmosis membrane group; the reverse osmosis water purification efficiency-improving system further comprises: one end of the melt-blown filter element is connected with the main water storage tank, and the other end of the melt-blown filter element is connected with a water inlet of the first-stage reverse osmosis membrane group; one end of the granular activated carbon filter element is connected with the water purifying port of the first-stage reverse osmosis membrane group, and the other end of the granular activated carbon filter element is connected with the water inlet of the second-stage reverse osmosis membrane group; one end of the ultrafiltration filter element is connected with the water purifying port of the second-stage reverse osmosis membrane group, and the other end of the ultrafiltration filter element is connected with the water inlet of the third-stage reverse osmosis membrane group; the waste water recovery comprehensive utilization system comprises: the electromagnetic valve with the wastewater ratio is connected with the wastewater ports of the first-stage reverse osmosis membrane group, the second-stage reverse osmosis membrane group and the third-stage reverse osmosis membrane group through pipelines; the wastewater storage tank is arranged behind the flushing electromagnetic valve; and a toilet wastewater utilization system and a wastewater greening irrigation system which are connected with the wastewater storage tank through pipelines; the toilet wastewater utilization system is connected with the wastewater greening irrigation system in parallel.
Further, in a preferred embodiment of the present invention, the toilet wastewater utilization system includes: the toilet flushing water storage tank is connected with the waste water storage tank; a sewage outlet arranged behind the toilet flushing water storage tank and connected with the toilet flushing water storage tank through a pipeline; and a flushing water tap connected in parallel with the toilet flushing water storage tank.
Further, in a preferred embodiment of the present invention, the waste water greening irrigation system includes: the greening sprayer is connected with the wastewater storage tank; and an irrigation faucet connected in parallel with the greening sprayer.
Further, in a preferred embodiment of the present invention, the reverse osmosis water purification efficiency improvement system further comprises: and the primary filter is arranged between the main water storage tank and the reverse osmosis membrane group.
Further, in a preferred mode of the present invention, the reverse osmosis water inlet efficiency improving system further includes: the ultraviolet sterilizer and the purified water pressure water storage device are arranged on a pipeline between the purified water outlet and the high-pressure valve; and the electromagnetic valve is arranged on a pipeline between the municipal tap water inlet and the main water storage tank.
Further, in a preferred embodiment of the present invention, the ultraviolet sterilizer and the clean water pressure reservoir are provided in series.
Further, in a preferred embodiment of the present invention, the melt-blown filter element is a polypropylene melt-blown filter element.
Further, in a preferred embodiment of the present invention, a liquid level sensor is disposed in each of the main water storage tank, the waste water storage tank, the toilet flushing storage tank and the clean water pressure reservoir.
Further, in a preferred embodiment of the present invention, the wastewater recycling system further includes: and the electromagnetic gate valve is arranged between the flushing electromagnetic valve and the wastewater storage tank.
Further, in a preferred embodiment of the present invention, a circulating water pump is disposed between the wastewater storage tank and the toilet flushing storage tank, and between the wastewater storage tank and the greening sprayer.
Further, in a preferred embodiment of the present invention, each stage is that the membrane diameter of the reverse osmosis membrane module decreases progressively in sequence.
Further, in a preferred mode of the present invention, the reverse osmosis water purification efficiency improvement system is provided with a check valve on the pipeline of the toilet wastewater utilization system and the wastewater greening irrigation system.
Further, in a preferred embodiment of the present invention, the electromagnetic flushing valve is a flushing solenoid valve with a waste water ratio.
The utility model provides a pair of reverse osmosis sewage treatment system compares with prior art, include: a reverse osmosis water purification efficiency-increasing system; the wastewater recycling and comprehensive utilization system is connected with the reverse osmosis water purification efficiency-improving system; reverse osmosis water purification efficiency-improving system includes: a municipal tap water inlet; the reverse osmosis membrane group is connected with the municipal tap water inlet through a pipeline; the main water storage tank is arranged between the municipal tap water inlet and the reverse osmosis membrane group; a purified water outlet arranged behind the reverse osmosis membrane group; an adjustable water pump and a high-pressure valve are arranged between the purified water outlet and the reverse osmosis membrane group; the adjustable water pump is connected with the high-pressure valve in series; the reverse osmosis membrane module includes: the system comprises a first-stage reverse osmosis membrane group, a second-stage reverse osmosis membrane group and a third-stage reverse osmosis membrane group; the first-stage reverse osmosis membrane group, the second-stage reverse osmosis membrane group and the third-stage reverse osmosis membrane group are sequentially connected in series through pipelines, and a water inlet, a wastewater port and a water purifying port are formed in each of the first-stage reverse osmosis membrane group, the second-stage reverse osmosis membrane group and the third-stage reverse osmosis membrane group; the reverse osmosis water purification efficiency-improving system further comprises: one end of the melt-blown filter element is connected with the main water storage tank, and the other end of the melt-blown filter element is connected with a water inlet of the first-stage reverse osmosis membrane group; one end of the granular activated carbon filter element is connected with the water purifying port of the first-stage reverse osmosis membrane group, and the other end of the granular activated carbon filter element is connected with the water inlet of the second-stage reverse osmosis membrane group; one end of the ultrafiltration filter element is connected with the water purifying port of the second-stage reverse osmosis membrane group, and the other end of the ultrafiltration filter element is connected with the water inlet of the third-stage reverse osmosis membrane group; the waste water recovery comprehensive utilization system comprises: the flushing electromagnetic valve is connected with the wastewater ports of the first-stage reverse osmosis membrane group, the second-stage reverse osmosis membrane group and the third-stage reverse osmosis membrane group through pipelines; the wastewater storage tank is arranged behind the flushing electromagnetic valve; and a toilet wastewater utilization system and a wastewater greening irrigation system which are connected with the wastewater storage tank through pipelines; the toilet wastewater utilization system is connected with the wastewater greening irrigation system in parallel. The first-stage reverse osmosis membrane group, the second-stage reverse osmosis membrane group and the third-stage reverse osmosis membrane group are arranged, and the purification effect of the reverse osmosis water purification efficiency improvement system on water resources is effectively improved by utilizing the multistage reverse osmosis membrane group and the melt-blown filter element, the granular activated carbon filter element and the ultrafiltration filter element which are arranged in the multistage reverse osmosis membrane group; and secondly, the toilet wastewater utilization system and the wastewater greening irrigation system are arranged behind the reverse osmosis water purification effect-improving system, so that the wastewater generated by the reverse osmosis water purification effect-improving system is recycled in the household toilet water and the greening irrigation water, and the wastewater is effectively recycled. The technical scheme of the utility model, compare in prior art, it can improve water purification's effect effectively, and can carry out recycle to the waste water that produces.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a block diagram schematically illustrating a reverse osmosis sewage treatment system according to an embodiment of the present invention;
FIG. 2 is a block diagram schematically illustrating a reverse osmosis water purification efficiency improvement system in a reverse osmosis sewage treatment system according to an embodiment of the present invention;
FIG. 3 is a block diagram schematically illustrating the structure of a wastewater recycling system in a reverse osmosis wastewater treatment system according to an embodiment of the present invention;
FIG. 4 is a block diagram schematically illustrating the structure of a toilet wastewater recycling system in the wastewater recycling system according to an embodiment of the present invention;
FIG. 5 is a block diagram schematically illustrating the structure of a wastewater greening and irrigating system in the wastewater recycling and comprehensive utilization system provided by the embodiment of the present invention;
fig. 6 is a block diagram showing the structure of a reverse osmosis membrane module in a reverse osmosis water purification efficiency improving system provided by the embodiment of the present invention.
Description of reference numerals:
a reverse osmosis water purification efficiency-improving system 1; a reverse osmosis membrane group 101; a wastewater recycling comprehensive utilization system 2; a municipal tap water inlet 3; a main water storage tank 4; a purified water outlet 5; a pressure-adjustable water pump 6; a high-pressure valve 7; a first-stage reverse osmosis membrane group 8; a secondary reverse osmosis membrane group 9; a third-stage reverse osmosis membrane group 10; a melt-blown filter element 11; a granular activated carbon filter element 12; an ultrafiltration filter element 13; a primary filter 14; a clean water pressure reservoir 15; an ultraviolet sterilizer 16; an electromagnetic valve 17; a flush solenoid valve 18; an electromagnetic gate valve 19; a wastewater storage tank 20; a toilet wastewater utilization system 21; a wastewater greening irrigation system 22; a toilet flush water storage tank 23; a sewage discharge port 24; a flush water tap 25; an irrigation faucet 26; a greening sprayer 27; a liquid level sensor 28; a circulating water pump 29; a check valve 30.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "first," "second," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "plurality" or "a plurality" means two or more unless specifically limited otherwise.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the practical limit conditions of the present application, so that the modifications of the structures, the changes of the ratio relationships, or the adjustment of the sizes, do not have the technical essence, and the modifications, the changes of the ratio relationships, or the adjustment of the sizes, are all within the scope of the technical contents disclosed in the present application without affecting the efficacy and the achievable purpose of the present application.
As shown in fig. 1 to fig. 6, the reverse osmosis sewage treatment system provided in the embodiment of the present application includes: a reverse osmosis water purification efficiency-improving system 1; the wastewater recycling and comprehensive utilizing system 2 is connected with the reverse osmosis water purification efficiency improving system 1; reverse osmosis water purification efficiency improvement system 1 includes: a municipal tap water inlet 3; the reverse osmosis membrane group 101 is connected with the municipal tap water inlet 3 through a pipeline; a main water storage tank 4 arranged between the municipal tap water inlet 3 and the reverse osmosis membrane module 101; a purified water outlet 5 arranged behind the reverse osmosis membrane group 101; a pressure-adjustable water pump 6 and a high-pressure valve 7 are arranged between the purified water outlet 5 and the reverse osmosis membrane group 101; the pressure-adjustable water pump 6 is connected with the high-pressure valve 7 in series; the reverse osmosis membrane module 101 includes: a first-stage reverse osmosis membrane group 8, a second-stage reverse osmosis membrane group 9 and a third-stage reverse osmosis membrane group 10; the primary reverse osmosis membrane group 8, the secondary reverse osmosis membrane group 9 and the tertiary reverse osmosis membrane group 10 are sequentially connected in series through pipelines, and a water inlet, a wastewater port and a water purifying port are formed in each of the primary reverse osmosis membrane group 8, the secondary reverse osmosis membrane group 9 and the tertiary reverse osmosis membrane group 10; reverse osmosis water purification efficiency improvement system 1 still includes: one end of the melt-blown filter element 11 is connected with the main water storage tank 4, and the other end of the melt-blown filter element is connected with the water inlet of the first-stage reverse osmosis membrane module 8; one end of the granular activated carbon filter element 12 is connected with the water purifying port of the first-stage reverse osmosis membrane group 8, and the other end of the granular activated carbon filter element is connected with the water inlet of the second-stage reverse osmosis membrane group 9; one end of the ultrafiltration filter element 13 is connected with the water purifying port of the second-stage reverse osmosis membrane group 9, and the other end of the ultrafiltration filter element is connected with the third-stage reverse osmosis water inlet; the wastewater recycling system 2 comprises: the flushing electromagnetic valve 18 is connected with the wastewater ports of the first-stage reverse osmosis membrane group 8, the second-stage reverse osmosis membrane group 9 and the third-stage reverse osmosis membrane group 10 through pipelines; a wastewater storage tank 20 disposed behind the flushing solenoid valve 18; a toilet wastewater utilization system 21 and a wastewater greening irrigation system 22 which are connected with the wastewater storage tank 20 through pipelines; the toilet waste water utilization system 21 is connected in parallel with the waste water greening irrigation system 22.
The embodiment of the utility model provides a reverse osmosis sewage treatment system specifically includes: a reverse osmosis water purification efficiency-improving system 1; the wastewater recycling and comprehensive utilizing system 2 is connected with the reverse osmosis water purification efficiency improving system 1; reverse osmosis water purification efficiency improvement system 1 includes: a municipal tap water inlet 3; the reverse osmosis membrane group 101 is connected with the municipal tap water inlet 3 through a pipeline; a main water storage tank 4 arranged between the municipal tap water inlet 3 and the reverse osmosis membrane module 101; a purified water outlet 5 arranged behind the reverse osmosis membrane group 101; a pressure-adjustable water pump 6 and a high-pressure valve 7 are arranged between the purified water outlet 5 and the reverse osmosis membrane group 101; the pressure-adjustable water pump 6 is connected with the high-pressure valve 7 in series; the reverse osmosis membrane module 101 includes: a first-stage reverse osmosis membrane group 8, a second-stage reverse osmosis membrane group 9 and a third-stage reverse osmosis membrane group 10; the primary reverse osmosis membrane group 8, the secondary reverse osmosis membrane group 9 and the tertiary reverse osmosis membrane group 10 are sequentially connected in series through pipelines, and a water inlet, a wastewater port and a water purifying port are formed in each of the primary reverse osmosis membrane group 8, the secondary reverse osmosis membrane group 9 and the tertiary reverse osmosis membrane group 10; reverse osmosis water purification efficiency improvement system 1 still includes: one end of the melt-blown filter element 11 is connected with the main water storage tank 4, and the other end of the melt-blown filter element is connected with the water inlet of the first-stage reverse osmosis membrane module 8; one end of the granular activated carbon filter element 12 is connected with the water purifying port of the first-stage reverse osmosis membrane group 8, and the other end of the granular activated carbon filter element is connected with the water inlet of the second-stage reverse osmosis membrane group 9; one end of the ultrafiltration filter element 13 is connected with the water purifying port of the second-stage reverse osmosis membrane group 9, and the other end of the ultrafiltration filter element is connected with the third-stage reverse osmosis water inlet; the wastewater recycling system 2 comprises: the flushing electromagnetic valve 18 is connected with the wastewater ports of the first-stage reverse osmosis membrane group 8, the second-stage reverse osmosis membrane group 9 and the third-stage reverse osmosis membrane group 10 through pipelines; a wastewater storage tank 20 disposed behind the flushing solenoid valve 18; a toilet wastewater utilization system 21 and a wastewater greening irrigation system 22 which are connected with the wastewater storage tank 20 through pipelines; the toilet waste water utilization system 21 is connected in parallel with the waste water greening irrigation system 22. The first-stage reverse osmosis membrane group 8, the second-stage reverse osmosis membrane group 9 and the third-stage reverse osmosis membrane group 10 are arranged, and the purification effect of the reverse osmosis water purification efficiency improvement system 1 on water resources is effectively improved by utilizing the multistage reverse osmosis membrane group, the melt-blown filter element 11, the granular activated carbon filter element 12 and the ultrafiltration filter element 13 which are arranged in the multistage reverse osmosis membrane group; next, the reverse osmosis purified water efficiency improving system 1 is followed by the toilet wastewater utilization system 21 and the wastewater greening irrigation system 22, and wastewater generated by the reverse osmosis purified water efficiency improving system 1 is recycled into the household toilet water and the greening irrigation water, thereby effectively recycling the wastewater. The technical scheme of the utility model, compare in prior art, it can improve water purification's effect effectively, and can carry out recycle to the waste water that produces.
Specifically, in the embodiment of the present invention, the toilet wastewater utilization system 21 includes: a toilet flushing water storage tank connected to the wastewater storage tank 20; a sewage outlet 24 arranged behind the toilet flushing water storage tank and connected with the toilet flushing water storage tank through a pipeline; and a flush water tap 25 provided in parallel with the toilet flush water storage tank.
Specifically, in the embodiment of the present invention, the waste water greening irrigation system 22 includes: a greening sprayer 27 connected with the wastewater storage tank 20; and an irrigation tap 26 arranged in parallel with said greening sprinkler 27.
The toilet wastewater utilization system 21 and the wastewater greening irrigation system 22 are arranged, wastewater generated by the reverse osmosis purified water effect-improving system 1 is recycled in household toilet water and household greening irrigation water, and water resources are effectively saved.
Specifically, in the embodiment of the present invention, the reverse osmosis water purification efficiency improvement system 1 further comprises: and the primary filter 14 is arranged between the main water storage tank 4 and the reverse osmosis membrane group 101.
Wherein the primary filter 14 is arranged between the main water storage tank 4 and the reverse osmosis membrane group 101, and is used for primarily filtering the tap water coming from the municipal tap water inlet 3.
Specifically, in the embodiment of the present invention, the reverse osmosis water inlet effect-improving system further comprises: an ultraviolet sterilizer 16 and a purified water pressure reservoir 15 provided on a pipe between the purified water outlet 5 and the high pressure valve 7; and an electromagnetic valve 17 disposed on a pipe between the municipal tap water inlet 3 and the main storage tank 4.
Wherein, the purified water pressure water storage device 15 is arranged to store purified water which is purified and can be used for families; the electromagnetic valve 17 is arranged and used for controlling the on-off of the household water resource supply.
Specifically, in the embodiment of the present invention, the ultraviolet sterilizer 16 and the clean water pressure reservoir 15 are disposed in series.
Specifically, in the embodiment of the present invention, the melt-blown filter element 11 is specifically a polypropylene melt-blown filter element.
Specifically, in the embodiment of the present invention, a liquid level sensor 28 is disposed in the total water storage tank 4, the waste water storage tank 20, the toilet flushing storage tank and the clean water pressure reservoir 15.
Wherein, the total water storage tank 4, the waste water storage tank 20, the toilet flushing water storage tank and the clean water pressure water receiver 15 are all provided with a liquid level sensor 28, which is convenient for controlling the water level of the water resource in the total water storage tank 4, the waste water storage tank 20, the toilet flushing water storage tank and the clean water pressure water receiver 15.
Specifically, in the embodiment of the present invention, the wastewater recycling system 2 further includes: and an electromagnetic gate valve 19 disposed between the flushing electromagnetic valve 18 and the wastewater storage tank 20.
Specifically, in the embodiment of the present invention, a circulating water pump 29 is disposed between the wastewater storage tank 20 and the toilet flushing storage tank, and between the wastewater storage tank 20 and the greening sprayer 27.
The circulating water pump 29 is arranged to enable the wastewater generated by the reverse osmosis water purification efficiency improving system 1 to be effectively recycled in the toilet wastewater utilization system 21 and the wastewater greening irrigation system 22.
Specifically, in the embodiment of the present invention, each stage of the membrane aperture of the reverse osmosis membrane group 101 decreases progressively in sequence.
Wherein, the membrane aperture of the first-stage reverse osmosis membrane group 8, the membrane aperture of the second-stage reverse osmosis membrane group 9 and the membrane aperture of the third-stage reverse osmosis membrane group 10 are set to be reduced in sequence, and the effect of water purification and filtration is improved.
Specifically, in the embodiment of the present invention, the reverse osmosis water purification efficiency improvement system 1, the toilet wastewater utilization system 21 and the wastewater greening irrigation system 22 are all provided with check valves 30 on their pipelines.
Wherein the check valve 30 is provided to control the flow direction of water in the pipe and to prevent the reverse flow of water.
In particular, in the embodiments of the present invention,
more specifically, the reverse osmosis sewage treatment system is widely used for purifying domestic water resources, in the reverse osmosis sewage treatment, a reverse osmosis membrane which is a core component is a liquid concentration process in the working process, the salt content of water is continuously increased along with the water flowing through the surface of the reverse osmosis membrane, the osmotic pressure of the water is also continuously increased, when the osmotic pressure is increased to the pressure of a booster pump, the water cannot flow into one end of purified water through the reverse osmosis membrane, a part of water is needed to flush the reverse osmosis membrane, and the water used for flushing is removed, which is called as waste water. In a conventional household water resource reverse osmosis system, the purification effect of water resources is not obvious, and the generated wastewater is not effectively recycled, so that the waste of water resources is caused.
The utility model relates to a reverse osmosis sewage treatment system, which utilizes a plurality of stages of reverse osmosis membrane groups and the melt-blown filter element 11, the granular activated carbon filter element 12 and the ultrafiltration filter element 13 which are arranged between the plurality of stages of reverse osmosis membrane groups to improve the effect of water purification and filtration; and moreover, a wastewater recycling comprehensive utilization system 2 is arranged, so that wastewater generated by the reverse osmosis water purification efficiency improving system 1 is effectively recycled.
From the above, the reverse osmosis sewage treatment system according to the embodiment of the present invention is provided with the first-stage reverse osmosis membrane module 8, the second-stage reverse osmosis membrane module 9 and the third-stage reverse osmosis membrane module 10, so that the domestic water enters the reverse osmosis water purification effect-enhancing system 1 from the municipal tap water inlet 3, the purification effect of the reverse osmosis water purification effect-enhancing system 1 on water resources is effectively enhanced by using the multistage reverse osmosis membrane module and the melt-blown filter element 11, the granular activated carbon filter element 12 and the ultrafiltration filter element 13 arranged in the multistage reverse osmosis membrane module, and the purified water flows out from the water purification outlet 5 for domestic use; next, the toilet wastewater utilization system 21 and the wastewater greening irrigation system 22 are installed behind the reverse osmosis purified water efficiency improving system 1, wastewater generated by the reverse osmosis purified water efficiency improving system 1 is recycled for use in household toilet water and greening irrigation water, and the used wastewater flows out through the wastewater discharge port 24, so that the generated wastewater is effectively recycled at one time. The technical scheme of the utility model, compare in prior art, it can improve water purification's effect effectively, and can carry out recycle to the waste water that produces.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A reverse osmosis sewage treatment system, comprising:
a reverse osmosis water purification efficiency-increasing system;
the wastewater recycling and comprehensive utilization system is connected with the reverse osmosis water purification efficiency-improving system;
reverse osmosis water purification efficiency-improving system includes: a municipal tap water inlet; the reverse osmosis membrane group is connected with the municipal tap water inlet through a pipeline; the main water storage tank is arranged between the municipal tap water inlet and the reverse osmosis membrane group; a purified water outlet arranged behind the reverse osmosis membrane group; an adjustable water pump and a high-pressure valve are arranged between the purified water outlet and the reverse osmosis membrane group; the adjustable water pump is connected with the high-pressure valve in series;
the reverse osmosis membrane module includes: the system comprises a first-stage reverse osmosis membrane group, a second-stage reverse osmosis membrane group and a third-stage reverse osmosis membrane group; the first-stage reverse osmosis membrane group, the second-stage reverse osmosis membrane group and the third-stage reverse osmosis membrane group are sequentially connected in series through pipelines, and a water inlet, a wastewater port and a water purifying port are formed in each of the first-stage reverse osmosis membrane group, the second-stage reverse osmosis membrane group and the third-stage reverse osmosis membrane group;
the reverse osmosis water purification efficiency-improving system further comprises: one end of the melt-blown filter element is connected with the main water storage tank, and the other end of the melt-blown filter element is connected with a water inlet of the first-stage reverse osmosis membrane group; one end of the granular activated carbon filter element is connected with the water purifying port of the first-stage reverse osmosis membrane group, and the other end of the granular activated carbon filter element is connected with the water inlet of the second-stage reverse osmosis membrane group; one end of the ultrafiltration filter element is connected with the water purifying port of the second-stage reverse osmosis membrane group, and the other end of the ultrafiltration filter element is connected with the water inlet of the third-stage reverse osmosis membrane group;
the waste water recovery comprehensive utilization system comprises: the flushing electromagnetic valve is connected with the wastewater ports of the first-stage reverse osmosis membrane group, the second-stage reverse osmosis membrane group and the third-stage reverse osmosis membrane group through pipelines; the wastewater storage tank is arranged behind the flushing electromagnetic valve; and a toilet wastewater utilization system and a wastewater greening irrigation system which are connected with the wastewater storage tank through pipelines; the toilet wastewater utilization system is connected with the wastewater greening irrigation system in parallel.
2. The reverse osmosis sewage treatment system of claim 1, wherein the toilet wastewater utilization system comprises: the toilet flushing water storage tank is connected with the waste water storage tank; a sewage outlet arranged behind the toilet flushing water storage tank and connected with the toilet flushing water storage tank through a pipeline; and a flushing water tap connected in parallel with the toilet flushing water storage tank.
3. The reverse osmosis sewage treatment system of claim 1, wherein the wastewater greening irrigation system comprises: the greening sprayer is connected with the wastewater storage tank; and an irrigation faucet connected in parallel with the greening sprayer.
4. The reverse osmosis sewage treatment system of claim 1, wherein the reverse osmosis water purification efficiency-increasing system further comprises: and the primary filter is arranged between the main water storage tank and the reverse osmosis membrane group.
5. The reverse osmosis wastewater treatment system of claim 2, wherein the reverse osmosis feed water efficiency enhancement system further comprises: the ultraviolet sterilizer and the purified water pressure water storage device are arranged on a pipeline between the purified water outlet and the high-pressure valve; and the electromagnetic valve is arranged on a pipeline between the municipal tap water inlet and the main water storage tank.
6. The reverse osmosis sewage treatment system of claim 5, wherein the ultraviolet sterilizer and the clean water pressure reservoir are arranged in series.
7. The reverse osmosis sewage treatment system of claim 6, wherein liquid level sensors are provided in the main water storage tank, the wastewater storage tank, the toilet flush storage tank and the clean water pressure reservoir.
8. The reverse osmosis sewage treatment system of claim 1, wherein the wastewater recovery and utilization system further comprises: and the electromagnetic gate valve is arranged between the flushing electromagnetic valve and the wastewater storage tank.
9. The reverse osmosis sewage treatment system of claim 2, wherein a circulating water pump is provided between the wastewater storage tank and the toilet flush storage tank, and between the wastewater storage tank and a greening sprayer.
10. The reverse osmosis sewage treatment system of any one of claims 1 to 9, wherein the membrane pore diameters of the reverse osmosis membranes of each stage of the reverse osmosis membrane module are sequentially decreased.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021926474.6U CN213357114U (en) | 2020-09-07 | 2020-09-07 | Reverse osmosis sewage treatment system |
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