CN210764377U - Device for improving quality of reclaimed water - Google Patents
Device for improving quality of reclaimed water Download PDFInfo
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- CN210764377U CN210764377U CN201920936330.XU CN201920936330U CN210764377U CN 210764377 U CN210764377 U CN 210764377U CN 201920936330 U CN201920936330 U CN 201920936330U CN 210764377 U CN210764377 U CN 210764377U
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- water
- reclaimed
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- soft water
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Abstract
The utility model relates to the technical field of water resource utilization, in particular to a device for improving the quality of reclaimed water, which solves the defect of poor quality of reclaimed water caused by overhigh content of chloride ions in the prior art, comprises a soft water reuse frequency conversion pump, a reclaimed water reuse frequency conversion pump and a water quality on-line chloride ion detector, wherein the output end of the soft water reuse frequency conversion pump is connected with a soft water electric adjusting butterfly valve, one side of the output end of the soft water electric adjusting butterfly valve is provided with a soft water check valve, and the output end of the reclaimed water reuse frequency conversion pump is connected with a reclaimed water electric adjusting butterfly valve, the expenditure is saved.
Description
Technical Field
The utility model relates to a water resource utilization technical field especially relates to a device for improving normal water quality of water.
Background
The sewage treatment of iron and steel enterprises comprises pretreatment and advanced treatment. The main pretreatment process comprises a grating-adjusting tank-high-density tank-V-shaped filter tank-reuse water tank, suspended matters, turbidity, total hardness and the like in the sewage can be effectively reduced in the sewage pretreatment stage, but chlorine ions in the sewage cannot be removed, so that the standard exceeding of the chlorine ions in the sewage is caused; the advanced treatment of sewage (reverse osmosis membrane treatment) can effectively remove various anions and cations in the reclaimed water, and the total hardness and the chloride ion content of the produced water are both less than 30 mg/L. When the total hardness exceeds the standard, pipelines and equipment are easy to scale; when the chloride ions exceed the standard, the corrosion inhibitor has strong corrosivity on pipelines and equipment, and particularly has strong corrosivity on stainless steel equipment. When the content of chloride ions in the reclaimed water in the main pipeline is adjusted, the total hardness of the reclaimed water in the main pipeline is reduced simultaneously, and the purpose of improving the quality of the reclaimed water is achieved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the content of chloride ions in the prior art is too high to cause the poor quality of reclaimed water, and providing a device for improving the quality of reclaimed water.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a device for improve normal water quality of water, includes soft water retrieval and utilization frequency conversion pump, normal water retrieval and utilization frequency conversion pump and the online chloridion detector of quality of water, the output of soft water retrieval and utilization frequency conversion pump is connected with soft water electrical control butterfly valve, and the soft water check valve is installed to output one side of soft water electrical control butterfly valve, the output of normal water retrieval and utilization frequency conversion pump is connected with normal water electrical control butterfly valve, and the normal water check valve is installed to output one side of normal water electrical control butterfly valve, the one end of soft water check valve and normal water check valve all is connected with the input of the online chloridion.
Preferably, the soft water retrieval and utilization frequency conversion pump, the soft water electric regulation butterfly valve and the soft water check valve are connected and fixed through the soft water pipeline between two pairs.
Preferably, the reclaimed water recycling frequency conversion pump, the reclaimed water electric adjusting butterfly valve and the reclaimed water check valve are fixedly connected through reclaimed water pipelines, the pipe wall of the reclaimed water pipeline is connected with the tail end of the soft water pipeline, and the tail end of the reclaimed water pipeline is connected with the online water quality chloride ion detector.
Preferably, the soft water reuse variable frequency pump is a reverse osmosis water production pump.
Compared with the prior art, the utility model discloses a technologies such as on-line monitoring, automatically regulated carry out "blending" to soft water, normal water, reduce normal water chloride ion content, improve normal water quality of water, have reduced normal water user equipment's corrosion rate to extension normal water user equipment service life, and saved and built "blending pond" required place, saved the spending.
Drawings
Fig. 1 is a front view of a device for improving the quality of reclaimed water provided by the utility model.
In the figure: 1 soft water retrieval and utilization variable frequency pump, 2 soft water electric regulation butterfly valve, 3 soft water check valves, 4 recycled water retrieval and utilization variable frequency pumps, 5 recycled water electric regulation butterfly valves, 6 recycled water check valves, 7 quality of water online chloride ion detector.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1, a device for improving quality of reclaimed water, including soft water retrieval and utilization frequency conversion pump 1, reclaimed water retrieval and utilization frequency conversion pump 4 and the online chloridion detector 7 of quality of water, the output of soft water retrieval and utilization frequency conversion pump 1 is connected with soft water electric regulation butterfly valve 2, and soft water electric regulation butterfly valve 2 is used for adjusting the soft water flow size, and soft water check valve 3 is installed to the output one side of soft water electric regulation butterfly valve 2, the output of reclaimed water retrieval and utilization frequency conversion pump 4 is connected with reclaimed water electric regulation butterfly valve 5, and reclaimed water electric regulation butterfly valve 5 is used for adjusting the reclaimed water flow size, and reclaimed water check valve 6 is installed to the output one side of reclaimed water electric regulation butterfly valve 5, soft water check valve 3 and the one end of reclaimed water check valve 6 all are connected with the online chloridion detector 7's of.
Concretely, soft water retrieval and utilization frequency conversion pump 1, soft water electric regulation butterfly valve 2 and soft water check valve 3 are all fixed through the soft water pipe connection between two liang to reuse of reclaimed water frequency conversion pump 4, reclaimed water electric regulation butterfly valve 5 and 6 are all fixed through the reclaimed water pipe connection between two liang of reclaimed water check valves, the pipe wall and the end-to-end connection of soft water pipe way of reclaimed water pipeline, and the end and the online chlorion detector 7 of quality of water of reclaimed water pipeline are connected, wherein, soft water retrieval and utilization frequency conversion pump 1 is the reverse osmosis water production type pump.
In the embodiment, on the premise that the pressure of a main pipeline (namely a reclaimed water pipeline) is constant, when the measured value of the online chlorine ion monitor 7 for the water quality of the main pipeline is greater than an input value, the opening of the soft water electric adjusting butterfly valve 2 is increased, the frequency of the soft water recycling variable frequency pump 1 is increased, and the soft water inflow of the main pipeline is increased; when the soft water electric adjusting butterfly valve 2 and the soft water recycling variable frequency pump 1 all reach the maximum value, the measured value of the main pipeline water quality on-line chloride ion monitor 7 is still larger than the input value, the opening of the reclaimed water electric adjusting butterfly valve 5 is reduced, the frequency of the reclaimed water recycling variable frequency pump 4 is reduced, and the reclaimed water inflow of the main pipeline is reduced.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides a device for improve normal water quality of water, includes soft water retrieval and utilization frequency conversion pump (1), normal water retrieval and utilization frequency conversion pump (4) and online chloridion detector of quality of water (7), its characterized in that, the output of soft water retrieval and utilization frequency conversion pump (1) is connected with soft water electric regulation butterfly valve (2), and soft water check valve (3) are installed to the output one side of soft water electric regulation butterfly valve (2), the output of normal water retrieval and utilization frequency conversion pump (4) is connected with normal water electric regulation butterfly valve (5), and normal water check valve (6) are installed to the output one side of normal water electric regulation butterfly valve (5), the one end of soft water check valve (3) and normal water check valve (6) all is connected with the input of the online chloridion detector of quality.
2. The device for improving the quality of reclaimed water according to claim 1, wherein the soft water reuse variable frequency pump (1), the soft water electric adjusting butterfly valve (2) and the soft water check valve (3) are fixedly connected with each other through a soft water pipeline.
3. The device for improving the quality of the reclaimed water according to claim 1, wherein the reclaimed water reuse variable frequency pump (4), the reclaimed water electric adjusting butterfly valve (5) and the reclaimed water check valve (6) are fixedly connected through a reclaimed water pipeline, the pipe wall of the reclaimed water pipeline is connected with the tail end of a soft water pipeline, and the tail end of the reclaimed water pipeline is connected with the online water quality chloride ion detector (7).
4. The device for improving the quality of reclaimed water according to claim 1, wherein the soft water reuse variable frequency pump (1) is a reverse osmosis water production pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920936330.XU CN210764377U (en) | 2019-06-20 | 2019-06-20 | Device for improving quality of reclaimed water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920936330.XU CN210764377U (en) | 2019-06-20 | 2019-06-20 | Device for improving quality of reclaimed water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210764377U true CN210764377U (en) | 2020-06-16 |
Family
ID=71059107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920936330.XU Active CN210764377U (en) | 2019-06-20 | 2019-06-20 | Device for improving quality of reclaimed water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210764377U (en) |
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2019
- 2019-06-20 CN CN201920936330.XU patent/CN210764377U/en active Active
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