CN223102809U - A two-stage reverse osmosis pure water system - Google Patents
A two-stage reverse osmosis pure water systemInfo
- Publication number
- CN223102809U CN223102809U CN202422193188.8U CN202422193188U CN223102809U CN 223102809 U CN223102809 U CN 223102809U CN 202422193188 U CN202422193188 U CN 202422193188U CN 223102809 U CN223102809 U CN 223102809U
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- reverse osmosis
- osmosis device
- pure water
- water outlet
- primary
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Abstract
The embodiment of the application provides a secondary reverse osmosis pure water system, which comprises a primary reverse osmosis device and a secondary reverse osmosis device, wherein the primary reverse osmosis device and the secondary reverse osmosis device are respectively provided with a water inlet pipeline, a pure water outlet pipeline and a concentrated water outlet pipeline, the pure water outlet pipeline of the primary reverse osmosis device is provided with a first one-way valve, a flowmeter and a first ball valve, so that the primary reverse osmosis device can independently operate and debug, the water inlet pipeline of the secondary reverse osmosis device is communicated between the pure water outlet of the primary reverse osmosis device and the first one-way valve, the water inlet pipeline of the secondary reverse osmosis device is provided with a first negative pressure safety valve and a pressure sensor, and the secondary reverse osmosis device can automatically operate when the pressure detected by the pressure sensor reaches a set value without a transition water tank and can independently operate and debug.
Description
Technical Field
The utility model relates to the technical field of water treatment equipment, in particular to a secondary reverse osmosis pure water system.
Background
Because the water discharge of the boiler is determined according to the water supply condition, the discharge amount is larger as the water quality is poorer. Along with the increasingly strict requirements of domestic environmental protection, in order to reduce sewage discharge, a pure water system is generally adopted to replace a water softener for water treatment, but the requirement of the water supply hardness of a boiler is difficult to meet by only relying on a primary reverse osmosis pure water system, so that a secondary reverse osmosis device is generally required to be arranged. At present, a common domestic secondary reverse osmosis pure water system is generally provided with a transition water tank between a primary reverse osmosis device and a secondary reverse osmosis device, so that the occupied space is large, the water quality is easy to pollute, or the primary reverse osmosis device is used for pushing the water pressure produced by the secondary reverse osmosis device, and the two reverse osmosis devices cannot independently operate.
Disclosure of utility model
In view of this, embodiments of the present utility model provide a two-stage reverse osmosis pure water system that does not require a transition tank, and two reverse osmosis units can be independently operated and commissioned.
The embodiment of the utility model provides a secondary reverse osmosis pure water system, which comprises a primary reverse osmosis device and a secondary reverse osmosis device, wherein the primary reverse osmosis device and the secondary reverse osmosis device are respectively provided with a water inlet pipeline, a pure water outlet pipeline and a concentrated water outlet pipeline, a first one-way valve, a flowmeter and a first ball valve are sequentially arranged on the pure water outlet pipeline of the primary reverse osmosis device along the water flow direction, the water inlet pipeline of the secondary reverse osmosis device is communicated between the pure water outlet of the primary reverse osmosis device and the first one-way valve, the pure water outlet capacity of the primary reverse osmosis device meets the water inlet and water supply capacity of the secondary reverse osmosis device, and a first negative pressure safety valve and a pressure sensor are sequentially arranged on the water inlet pipeline of the secondary reverse osmosis device along the water flow direction, and the secondary reverse osmosis device is configured to automatically operate when the pressure detected by the pressure sensor reaches a set value.
Optionally, a filter is installed on the water inlet pipe of the primary reverse osmosis device, and a second negative pressure safety valve is arranged between the filter and the water inlet of the primary reverse osmosis device.
Optionally, a second one-way valve and a second ball valve are sequentially arranged on the concentrated water outlet pipeline of the second-stage reverse osmosis device along the water flow direction.
Optionally, the concentrated water outlet pipeline of the secondary reverse osmosis device is communicated with the water inlet pipeline of the primary reverse osmosis device.
Optionally, a third one-way valve is arranged on the pure water outlet pipeline of the secondary reverse osmosis device.
Optionally, a hardness leakage alarm device is arranged on the pure water outlet pipeline of the secondary reverse osmosis device, and the primary reverse osmosis device is configured to automatically reduce the recovery rate when the hardness leakage alarm device detects that the hardness exceeds the standard.
The embodiment of the utility model has the advantages that the pure water outlet pipeline of the primary reverse osmosis device is provided with the first one-way valve, the flowmeter and the first ball valve, so that the primary reverse osmosis device can independently operate and debug, the water inlet pipeline of the secondary reverse osmosis device is communicated between the pure water outlet of the primary reverse osmosis device and the first one-way valve, the water inlet pipeline of the secondary reverse osmosis device is provided with the first negative pressure safety valve and the pressure sensor, and the secondary reverse osmosis device can automatically operate when the pressure detected by the pressure sensor reaches a set value, does not need to be provided with a transition water tank, and can independently operate and debug.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
The figures represent the numbers:
1. The device comprises a first-stage reverse osmosis device, a second-stage reverse osmosis device, a first one-way valve, a 4, a flowmeter, a 5, a first ball valve, a 6, a first negative pressure safety valve, a 7, a pressure sensor, a 8, a filter, a 9, a second negative pressure safety valve, a 10, a second one-way valve, a 11, a second ball valve, a 12, a third one-way valve and a 13, hardness leakage alarm device.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
Referring to fig. 1, an embodiment of the present utility model provides a secondary reverse osmosis pure water system, which includes a primary reverse osmosis device 1 and a secondary reverse osmosis device 2, wherein the primary reverse osmosis device 1 and the secondary reverse osmosis device 2 can directly use the existing reverse osmosis pure water devices in the market. The first-stage reverse osmosis device 1 and the second-stage reverse osmosis device 2 are respectively provided with a water inlet pipeline, a pure water outlet pipeline and a concentrated water outlet pipeline, wherein the pure water outlet pipeline of the first-stage reverse osmosis device 1 is sequentially provided with a first one-way valve 3, a flowmeter 4 and a first ball valve 5 along the water flow direction, the pure water outlet pipeline can be used for independently leading out the first-stage reverse osmosis pure water, and the flow of the first-stage reverse osmosis pure water flowing out is regulated through the first ball valve 5.
The water inlet pipeline of the second-stage reverse osmosis device 2 is communicated between the pure water outlet of the first-stage reverse osmosis device 1 and the first one-way valve 3, and the pure water outlet of the first-stage reverse osmosis device 1 needs to meet the water inlet and water feeding quantity of the second-stage reverse osmosis device 2. The water inlet pipeline of the secondary reverse osmosis device 2 is sequentially provided with a first negative pressure safety valve 6 and a pressure sensor 7 along the water flow direction, the pressure sensor 7 is connected with the control module of the secondary reverse osmosis device 2, so that the secondary reverse osmosis device 2 can automatically operate when the pressure detected by the pressure sensor 7 reaches a set value, a transition water tank is not required to be arranged between the primary reverse osmosis device 1 and the secondary reverse osmosis device 2, and the primary reverse osmosis device 1 and the secondary reverse osmosis device 2 can independently operate and debug. The first negative pressure safety valve 6 can protect the primary reverse osmosis device 1 when the secondary reverse osmosis device 2 is in fault shutdown, and the primary reverse osmosis device 1 is prevented from being damaged due to medium countercurrent.
Further, install filter 8 on the inlet tube of one-level reverse osmosis unit 1, be provided with second negative pressure relief valve 9 between filter 8 and the water inlet of one-level reverse osmosis unit 1, second negative pressure relief valve 9 can protect filter 8 when one-level reverse osmosis unit 1 trouble shut down, avoids medium to damage filter 8 against current.
The concentrated water outlet pipeline of the secondary reverse osmosis device 2 is sequentially provided with a second one-way valve 10 and a second ball valve 11 along the water flow direction, the concentrated water of the secondary reverse osmosis device 2 can be led out for use through the concentrated water outlet pipeline, and the flow of the discharged concentrated water is regulated through the second ball valve 11. The concentrated water outlet pipeline of the second-stage reverse osmosis device 2 can be communicated to the water inlet pipeline of the first-stage reverse osmosis device 1, and the concentrated water discharged by the second-stage reverse osmosis device 2 can be recycled.
In addition, a third one-way valve 12 is arranged on the pure water outlet pipeline of the secondary reverse osmosis device 2, and the secondary reverse osmosis pure water can be led out for use through the pure water outlet pipeline. Furthermore, the pure water outlet pipeline of the second-level reverse osmosis device 2 is also provided with a hardness leakage alarm device 13, and as the hardness of the second-level reverse osmosis pure water needs to meet the boiler water supply requirement, the hardness leakage alarm device 13 can monitor the hardness of the second-level reverse osmosis pure water in real time and give out an exceeding alarm when the hardness exceeds the standard. The primary reverse osmosis device 1 can automatically reduce the recovery rate when the hardness leakage alarm device 13 detects that the hardness exceeds the standard so as to reduce the hardness leakage of the secondary reverse osmosis device 2.
The principle and the implementation of the present utility model are described herein by applying specific examples, the foregoing descriptions of the embodiments are only used to help understand the technical solutions of the present utility model and their core ideas, and those skilled in the art should understand that they can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features, and these modifications or substitutions do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present utility model.
Claims (6)
1. The secondary reverse osmosis pure water system comprises a primary reverse osmosis device and a secondary reverse osmosis device, wherein the primary reverse osmosis device and the secondary reverse osmosis device are respectively provided with a water inlet pipeline, a pure water outlet pipeline and a concentrated water outlet pipeline, and the secondary reverse osmosis pure water system is characterized in that a first one-way valve, a flowmeter and a first ball valve are sequentially arranged on the pure water outlet pipeline of the primary reverse osmosis device along the water flow direction; the water inlet pipeline of the secondary reverse osmosis device is communicated between the pure water outlet of the primary reverse osmosis device and the first one-way valve, the pure water outlet of the primary reverse osmosis device meets the water inlet and water supply quantity of the secondary reverse osmosis device, a first negative pressure safety valve and a pressure sensor are sequentially arranged on the water inlet pipeline of the secondary reverse osmosis device along the water flow direction, and the secondary reverse osmosis device is configured to automatically operate when the pressure detected by the pressure sensor reaches a set value.
2. The system of claim 1, wherein a filter is installed on the water inlet pipe of the primary reverse osmosis device, and a second negative pressure safety valve is arranged between the filter and the water inlet of the primary reverse osmosis device.
3. The system of claim 1, wherein the second check valve and the second ball valve are sequentially arranged on the concentrated water outlet pipeline of the second reverse osmosis device along the water flow direction.
4. A secondary reverse osmosis pure water system according to claim 3, wherein the concentrated water outlet pipeline of the secondary reverse osmosis device is communicated with the water inlet pipeline of the primary reverse osmosis device.
5. The system of claim 1, wherein a third check valve is disposed on the pure water outlet pipeline of the second reverse osmosis device.
6. A system of two-stage reverse osmosis pure water according to claim 1, wherein a hardness leakage alarm device is arranged on the pure water outlet pipeline of the two-stage reverse osmosis device, and the one-stage reverse osmosis device is configured to automatically reduce recovery rate when the hardness leakage alarm device detects that hardness exceeds a standard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422193188.8U CN223102809U (en) | 2024-09-06 | 2024-09-06 | A two-stage reverse osmosis pure water system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422193188.8U CN223102809U (en) | 2024-09-06 | 2024-09-06 | A two-stage reverse osmosis pure water system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223102809U true CN223102809U (en) | 2025-07-15 |
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ID=96319718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422193188.8U Active CN223102809U (en) | 2024-09-06 | 2024-09-06 | A two-stage reverse osmosis pure water system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223102809U (en) |
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2024
- 2024-09-06 CN CN202422193188.8U patent/CN223102809U/en active Active
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