CN216236314U - Reverse osmosis water purification system - Google Patents
Reverse osmosis water purification system Download PDFInfo
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- CN216236314U CN216236314U CN202122749124.8U CN202122749124U CN216236314U CN 216236314 U CN216236314 U CN 216236314U CN 202122749124 U CN202122749124 U CN 202122749124U CN 216236314 U CN216236314 U CN 216236314U
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Abstract
The utility model relates to a reverse osmosis water purification system, which comprises a raw water port, a pure water port, a waste water port, a preposed filter element assembly 1, a water pump 2, an RO filter element assembly 3 and a waste water tank 4, and further comprises an electromagnetic valve V1, an electromagnetic valve V2, an electromagnetic valve V4, an electromagnetic valve V5 and an electromagnetic valve V6. The waste water tank can collect waste water generated by the RO filter element assembly, and the water purification system can change the running direction of a water path by switching the on-off combination of the electromagnetic valve, so that the waste water can flush the preposed filter element assembly in a back flushing mode, the waste of the waste water is reduced, and the service life of the preposed filter element assembly is obviously prolonged.
Description
Technical Field
The utility model relates to a reverse osmosis water purification system.
Background
The reverse osmosis water purification system is widely applied to products such as water dispensers, water purifiers and the like.
The existing reverse osmosis water purification system can produce more waste water, most of the waste water treatment methods are directly discharged, so that the great waste of water resources is caused, and meanwhile, the front filter element assembly has no back flushing function, is easy to block and has short service life.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide a reverse osmosis water purification system which can utilize waste water to back flush a front filter element assembly, reduce the waste water and prolong the service life of the front filter element.
The purpose of the utility model is realized as follows:
a reverse osmosis water purification system comprises a raw water port, a pure water port, a waste water port, a preposed filter element assembly, a water pump, an RO filter element assembly and a waste water tank, and also comprises an electromagnetic valve V1, an electromagnetic valve V2, an electromagnetic valve V4, an electromagnetic valve V5 and an electromagnetic valve V6;
the original water port is connected with the water inlet end of the electromagnetic valve V5 through a pipeline, the water outlet end of the electromagnetic valve V5 is respectively connected with the water inlet end of the front filter element assembly and the water inlet end of the electromagnetic valve V4 through pipelines,
the water outlet end of the preposed filter element component is respectively connected with the water inlet end of an electromagnetic valve V6 and the water outlet end of an electromagnetic valve V2 through pipelines, the water outlet end of an electromagnetic valve V6 and the water inlet end of a waste water tank are respectively connected with the water inlet end of a water pump through pipelines, the water outlet end of the water pump is respectively connected with the water inlet end of an electromagnetic valve V2 and the water inlet end of an electromagnetic valve V1 through pipelines, the water outlet end of an electromagnetic valve V1 is connected with the water inlet end of the RO filter element component through a pipeline, the pure water end of the RO filter element component is connected with a pure water port through a pipeline,
the waste water end of RO filter element group spare is connected with waste water tank's the end of intaking through the pipeline, waste water tank's play water end, solenoid valve V4's play water end pass through the pipeline and are connected with the waste water mouth respectively.
The water outlet end of the electromagnetic valve V2, the water inlet end of the electromagnetic valve V6 and the water outlet end of the front filter element assembly are communicated with each other through a three-way pipeline, and a first one-way valve used for limiting water flow to flow from the water inlet end of the waste water tank to the water inlet end of the water pump is arranged between the water inlet end of the water pump and the water inlet end of the waste water tank.
The water outlet end of the waste water tank, the water outlet end of the electromagnetic valve V4 and the waste water port are communicated with each other through a three-way pipeline, and the water outlet end of the waste water tank is provided with a second one-way valve for limiting water flow to flow back from the waste water port to the water outlet end of the waste water tank through a second one-way valve.
The water inlet end of the wastewater tank, the water outlet end of the electromagnetic valve V6 and the water inlet end of the water pump are communicated with each other through a three-way pipeline.
And a throttle valve is arranged between the wastewater end of the RO filter element assembly and the pipeline of the water inlet end of the wastewater tank.
And a liquid level detection mechanism is arranged on the wastewater tank.
And a vent valve used for being communicated with the outside is arranged on the wastewater tank.
And a pressure switch V3 is arranged between the pure water end of the RO filter element assembly and the pipeline of the pure water port.
The utility model has the following beneficial effects:
this water purification system's waste water tank can collect the waste water that RO filter element group spare produced, and water purification system can change the water route traffic direction through switching the combination of opening and close of solenoid valve, makes waste water can wash leading filter element group spare through the mode of back flush, reduces the waste of waste water and is showing the life who prolongs leading filter element group spare.
This water purification system still can continue to change the water route traffic direction through switching opening and close combination of solenoid valve, makes waste water can duplicate the pure water again through leading filter element group spare, RO filter element group spare, further reduces the waste of waste water and improves the output proportion of pure water.
Drawings
Fig. 1 is a schematic structural view of production of pure water from raw water in the first embodiment of the present invention.
FIG. 2 is a schematic structural view of a pre-filter element assembly back-flushed with wastewater according to a first embodiment of the present invention.
FIG. 3 is a schematic view showing a structure of producing pure water from wastewater according to the first embodiment of the present invention.
Detailed Description
The utility model is further described with reference to the following figures and examples.
Referring to fig. 1-3, the reverse osmosis water purification system comprises a raw water port, a pure water port, a waste water port, a preposed filter element assembly 1, a water pump 2, an RO filter element assembly 3, a waste water tank 4, a solenoid valve V1, a solenoid valve V2, a solenoid valve V4, a solenoid valve V5 and a solenoid valve V6; the original water gap is connected with the water inlet end of the electromagnetic valve V5 through a pipeline, the water outlet end of the electromagnetic valve V5 is connected with the water inlet end of the front filter element assembly 1 and the water inlet end of the electromagnetic valve V4 through pipelines respectively, the water outlet end of the front filter element assembly 1 is connected with the water inlet end of the electromagnetic valve V6 and the water outlet end of the electromagnetic valve V2 through pipelines respectively, the water outlet end of the electromagnetic valve V6 and the water inlet end of the wastewater tank 4 are connected with the water inlet end of the water pump 2 through pipelines respectively, the water outlet end of the water pump 2 is connected with the water inlet end of the electromagnetic valve V2 and the water inlet end of the electromagnetic valve V1 through pipelines respectively, the water outlet end of the electromagnetic valve V1 is connected with the water inlet end of the RO filter element assembly 3 through a pipeline, the pure water end of the RO filter element assembly 3 is connected with the pure water port through a pipeline, the wastewater end of the RO filter element assembly 3 is connected with the water inlet end of the wastewater tank 4 through a pipeline, the water outlet end of the wastewater tank 4, The water outlet end of the electromagnetic valve V4 is respectively connected with the waste water port through a pipeline.
As shown in fig. 1, fig. 1 is a schematic structural diagram of the reverse osmosis water purification system for preparing pure water from raw water. Specifically, under the working condition, the electromagnetic valve V1, the electromagnetic valve V5 and the electromagnetic valve V6 are opened, the electromagnetic valve V2 and the electromagnetic valve V4 are closed, raw water (tap water) enters from a raw water port and then sequentially flows through the electromagnetic valve V5, the pre-filter element assembly 1, the electromagnetic valve V6, the water pump 2 and the electromagnetic valve V1 and then enters the RO filter element assembly 3 to prepare pure water under the action of the water pump 2, the prepared pure water flows out through the pure water port, the generated wastewater flows into the wastewater tank 4 to be collected, and the wastewater tank 4 can be discharged through the wastewater port after being full of wastewater. Under this operating mode, this reverse osmosis water purification system passes through under the effect of water pump 2, realizes conventional system pure water function.
As shown in fig. 2, fig. 2 is a schematic structural diagram of the reverse osmosis water purification system for backwashing the pre-filter element assembly 1 by waste water. Specifically, under the working condition, the electromagnetic valve V1, the electromagnetic valve V5, and the electromagnetic valve V6 are closed, the electromagnetic valve V2, and the electromagnetic valve V4 are opened, and under the action of the water pump 2, the wastewater flows out from the water inlet end of the wastewater tank 4, then flows through the water pump 2 and the electromagnetic valve V2 in sequence, reversely enters the pre-filter element assembly 1 (i.e., the wastewater enters from the water outlet end and then flows out from the water outlet end), and reversely flushes after entering the pre-filter element assembly 1, and then flows through the electromagnetic valve V4 and the wastewater outlet in sequence after flushing is completed. Under this operating mode, this reverse osmosis water purification system passes through under water pump 2's the effect, realizes leading filter element group spare 1's back flush function (utilize waste water to leading filter element group spare 1 back flush), can effectively wash the filterable foul (like silt, rust, bacterium, suspended solid, alga etc.) of leading filter element group spare 1, avoids leading filter element group spare 1 to block up, improves leading filter element group spare 1 filter effect and life-span, reduces the waste of waste water.
As shown in fig. 3, fig. 3 is a schematic structural diagram of the reverse osmosis water purification system for preparing pure water from wastewater. Specifically, under the working condition, the electromagnetic valve V2, the electromagnetic valve V4, the electromagnetic valve V5 and the electromagnetic valve V6 are closed, the electromagnetic valve V1 is opened, under the action of the water pump 2, wastewater flows out from the water outlet end of the wastewater tank 4, sequentially flows through the water pump 2 and the electromagnetic valve V1, enters the RO filter element assembly 3 to prepare pure water, the prepared pure water flows out through a pure water port, and the generated secondary wastewater and wastewater from the water inlet end of the wastewater tank 4 flow into the water pump 2 and the electromagnetic valve V1 again, and the process is circulated. Under this operating mode, this reverse osmosis water purification system passes through under the effect of water pump 2, realizes the function of waste water refabrication pure water, and waste water, secondary waste water can be through RO filter element group spare 3 repeated system pure water again promptly, further reduce the waste of waste water and improve the output proportion of pure water.
This reverse osmosis water purification system only needs to set up a set of water pump 2, joins in marriage the different combination of opening and close of a plurality of multiunit solenoid valves, realizes conventional system pure water function, the back flush function of leading filter element group spare 1, waste water system pure water function.
Further, the play water end of solenoid valve V2, the end of intaking of solenoid valve V6, the play water end of leading filter element group spare 1 communicate each other through three way line, be equipped with between the end of intaking of water pump 2 and wastewater tank 4 and be used for restricting rivers and hold the first check valve 51 of the end of intaking of flowing into water pump 2 from wastewater tank 4, under the effect of first check valve 51, when can guaranteeing conventional system pure water, the water that solenoid valve V6 flows out only flows to water pump 2, can not flow backwards to wastewater tank 4.
Furthermore, the water outlet end of the wastewater tank 4, the water outlet end of the electromagnetic valve V4, and the wastewater port are communicated with each other through a three-way pipeline, the water outlet end of the wastewater tank 4 is provided with a second one-way valve 52 for limiting water flow from the wastewater port to flow back to the water outlet end of the wastewater tank 4 through the second one-way valve 52, and under the action of the second one-way valve 52, water at the wastewater port can be prevented from flowing back to the wastewater tank 4, so that the wastewater tank 4 is ensured not to be polluted.
Furthermore, the water inlet end of the wastewater tank 4, the water outlet end of the electromagnetic valve V6 and the water inlet end of the water pump 2 are communicated with each other through a three-way pipeline, so that the switching function of the water channel is met.
Further, a throttle valve 6 can be arranged between the wastewater end of the RO filter element assembly 3 and the water inlet end of the wastewater tank 4, so that the throttling effect on the wastewater is realized, and the technical personnel in the field can understand the throttling effect.
Further, a liquid level detection mechanism 41 is arranged on the wastewater tank 4 and used for detecting the liquid level of the wastewater tank 4, so that when the wastewater tank 4 is ensured to have a certain amount of wastewater, the backwashing function of the front filter element assembly 1 and the wastewater pure water making function can be started.
Further, the waste water tank 4 is provided with a vent valve 42 for communicating with the outside, when waste water is injected into the waste water tank 4, the vent valve 42 can exhaust air in the waste water tank 4, when waste water is pumped out of the waste water tank 4, the vent valve 42 can inject air into the waste water tank 4, and balance between the pressure of the waste water tank 4 and the atmospheric pressure is ensured, and all the persons skilled in the art can understand.
Further, a pressure switch V3 is arranged between the pure water end of the RO filter element assembly 3 and the pipeline of the pure water port, the pressure switch V3 may be a mechanical switch or an electric control switch, and the opening of the pressure switch V3 may control the opening of the pure water making function (i.e., the opening of the water pump 2), so as to achieve the effect that the pure water port is opened, i.e., pure water is discharged, which is understood by those skilled in the art.
The foregoing is a preferred embodiment of the present invention, and the basic principles, principal features and advantages of the utility model are shown and described. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, and the utility model is intended to be protected by the following claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. A reverse osmosis water purification system comprises a raw water port, a pure water port, a waste water port, a preposed filter element assembly (1), a water pump (2), an RO filter element assembly (3) and a waste water tank (4), and is characterized by further comprising a solenoid valve V1, a solenoid valve V2, a solenoid valve V4, a solenoid valve V5 and a solenoid valve V6;
the original water port is connected with the water inlet end of the electromagnetic valve V5 through a pipeline, the water outlet end of the electromagnetic valve V5 is respectively connected with the water inlet end of the preposed filter element assembly (1) and the water inlet end of the electromagnetic valve V4 through pipelines,
the water outlet end of the preposed filter element component (1) is connected with the water inlet end of the electromagnetic valve V6 and the water outlet end of the electromagnetic valve V2 through pipelines respectively, the water outlet end of the electromagnetic valve V6 and the water inlet end of the waste water tank (4) are connected with the water inlet end of the water pump (2) through pipelines respectively, the water outlet end of the water pump (2) is connected with the water inlet end of the electromagnetic valve V2 and the water inlet end of the electromagnetic valve V1 through pipelines respectively, the water outlet end of the electromagnetic valve V1 is connected with the water inlet end of the RO filter element component (3) through pipelines, the pure water end of the RO filter element component (3) is connected with a pure water port through pipelines,
the waste water end of RO filter element group spare (3) is connected with the end of intaking of waste water tank (4) through the pipeline, the play water end of waste water tank (4), the play water end of solenoid valve V4 are connected with the waste water mouth respectively through the pipeline.
2. The reverse osmosis water purification system of claim 1, wherein: the water outlet end of the electromagnetic valve V2, the water inlet end of the electromagnetic valve V6 and the water outlet end of the front filter element assembly (1) are communicated with each other through a three-way pipeline, and a first one-way valve (51) used for limiting water flow to flow from the water inlet end of the waste water tank (4) to the water inlet end of the water pump (2) is arranged between the water inlet end of the water pump (2) and the water inlet end of the waste water tank (4).
3. The reverse osmosis water purification system of claim 1, wherein: the water outlet end of the wastewater tank (4), the water outlet end of the electromagnetic valve V4 and the wastewater port are communicated with each other through a three-way pipeline, and the water outlet end of the wastewater tank (4) is provided with a second one-way valve (52) for limiting water flow to flow back from the wastewater port to the water outlet end of the wastewater tank (4) through the second one-way valve (52).
4. The reverse osmosis water purification system of claim 1, wherein: the water inlet end of the wastewater tank (4), the water outlet end of the electromagnetic valve V6 and the water inlet end of the water pump (2) are communicated with each other through a three-way pipeline.
5. The reverse osmosis water purification system of claim 1, wherein: and a throttle valve (6) is arranged between the wastewater end of the RO filter element assembly (3) and the pipeline of the water inlet end of the wastewater tank (4).
6. The reverse osmosis water purification system of claim 1, wherein: and a liquid level detection mechanism (41) is arranged on the wastewater tank (4).
7. The reverse osmosis water purification system of claim 1, wherein: and a ventilation valve (42) communicated with the outside is arranged on the wastewater tank (4).
8. The reverse osmosis water purification system of any one of claims 1-7, wherein: and a pressure switch V3 is arranged between the pure water end of the RO filter element assembly (3) and the pipeline of the pure water port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122749124.8U CN216236314U (en) | 2021-11-09 | 2021-11-09 | Reverse osmosis water purification system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122749124.8U CN216236314U (en) | 2021-11-09 | 2021-11-09 | Reverse osmosis water purification system |
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| Publication Number | Publication Date |
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| CN216236314U true CN216236314U (en) | 2022-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122749124.8U Active CN216236314U (en) | 2021-11-09 | 2021-11-09 | Reverse osmosis water purification system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117383769A (en) * | 2023-12-11 | 2024-01-12 | 德州能奥石油科技有限公司 | Pure water supply system for air cooler |
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2021
- 2021-11-09 CN CN202122749124.8U patent/CN216236314U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117383769A (en) * | 2023-12-11 | 2024-01-12 | 德州能奥石油科技有限公司 | Pure water supply system for air cooler |
| CN117383769B (en) * | 2023-12-11 | 2024-02-09 | 德州能奥石油科技有限公司 | Pure water supply system for air cooler |
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