CN220300469U - Multistage rotational flow treatment device for finishing liquid wastewater - Google Patents
Multistage rotational flow treatment device for finishing liquid wastewater Download PDFInfo
- Publication number
- CN220300469U CN220300469U CN202320303003.7U CN202320303003U CN220300469U CN 220300469 U CN220300469 U CN 220300469U CN 202320303003 U CN202320303003 U CN 202320303003U CN 220300469 U CN220300469 U CN 220300469U
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- CN
- China
- Prior art keywords
- hydrocyclone
- collecting tank
- treatment device
- finishing liquid
- multistage
- Prior art date
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- 239000007788 liquid Substances 0.000 title claims abstract description 26
- 239000002351 wastewater Substances 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 43
- 239000002893 slag Substances 0.000 claims abstract description 13
- 239000010802 sludge Substances 0.000 claims abstract description 12
- 238000012545 processing Methods 0.000 claims abstract description 7
- 239000010808 liquid waste Substances 0.000 claims description 7
- 238000009792 diffusion process Methods 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 230000010354 integration Effects 0.000 abstract description 2
- 239000006260 foam Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007730 finishing process Methods 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Cyclones (AREA)
Abstract
The utility model discloses a multistage cyclone treatment device for finishing liquid wastewater, which comprises a first hydrocyclone (5) and a second hydrocyclone (9), wherein a water inlet (2) of the first hydrocyclone is connected with a water inlet pump (1), an overflow port (3) of the first hydrocyclone is connected with a mixer (4), the mixer (4) is connected with a water inlet (6) of the second hydrocyclone, a bottom flow port (7) of the first hydrocyclone is connected with a sludge collecting tank (11), a bottom flow port (10) of the second hydrocyclone is connected with a water collecting tank (12), and an overflow port (8) of the second hydrocyclone is connected with a slag collecting tank (13). The utility model has low operation energy consumption, large processing capacity of the device and stable processing effect; the system can realize automatic control, and the floor area is small, and the equipment integration level is high.
Description
Technical Field
The utility model relates to a sewage treatment device, in particular to a multistage rotational flow treatment device for finishing liquid wastewater.
Background
The existing hot galvanizing finishing machine usually adopts a wet finishing process, the wet finishing system sprays desalted water at the inlet side of a working roll, after the finishing liquid system is put into use, the finishing liquid mixed in proportion is sprayed, and then the roll gap and the roll surface are washed by adopting high-pressure desalted water.
The wet finishing adopts finishing liquid to produce finishing liquid waste water, the finishing liquid waste water generally contains residual finishing liquid, zinc powder, iron powder, engine oil, other impurities and other pollutants, and the finishing liquid waste water is generally collected into a sewage tank and is sent to a sewage station for treatment by a lifting pump.
Under the current trend of zero emission, energy conservation and emission reduction, the recycling treatment of the finishing liquid wastewater is a potential treatment mode.
The hydrocyclone has the advantages of compact structure, small volume, easy design and installation, low maintenance cost, easy adjustment and control, etc.
The hydrocyclone is high-efficiency separation equipment with wide industrial application, and is widely applied to various industrial fields such as mineral separation, mining industry, chemical industry, petroleum industry, light industry, environmental protection, food and the like.
The polishing liquid waste water contains zinc powder and iron powder with high specific gravity and oil substances with low specific gravity, and the treatment effect is difficult to achieve by adopting a single hydrocyclone.
The transformation space in the factory is more effective, the occupied area of the equipment is obviously limited, the newly added sewage treatment equipment also needs to consider the workload of workers, and the automatic operation control needs to be met, so that the maintenance times are reduced.
Disclosure of Invention
Aiming at the problems existing in the prior art, the utility model provides a multistage rotational flow treatment device for finishing liquid wastewater, which realizes the purposes of efficiently removing pollutants, reducing the occupied area of equipment, realizing self-control operation and control and reducing maintenance times.
The technical scheme of the utility model is as follows: the utility model provides a multistage whirl processing apparatus of smooth liquid waste water, includes first hydrocyclone, second hydrocyclone, and inlet pump is connected to first hydrocyclone water inlet, and the blender is connected to first hydrocyclone overflow mouth, the second hydrocyclone water inlet is connected to the blender, and first hydrocyclone underflow mouth is connected to the collection mud pond, and the catch basin is connected to second hydrocyclone underflow mouth, and the slag collecting pond is connected to second hydrocyclone overflow mouth.
According to the embodiment of the utility model, a valve, a flowmeter and a pressure gauge are arranged on a pipeline in front of the water inlet of the first hydrocyclone and a pipeline behind the overflow port of the first hydrocyclone, and are used for controlling the valve to adjust the water inlet pressure and the overflow pressure and adjusting the water yield of the first hydrocyclone.
According to the embodiment of the utility model, the first hydrocyclone and the second hydrocyclone are arranged in parallel in rows.
According to the embodiment of the utility model, the bottoms of the sludge collecting tank and the slag collecting tank are both in conical structures, a sludge pump is arranged at the bottom of the sludge collecting tank, and a drainage pump is arranged at the bottom of the slag collecting tank.
According to an embodiment of the utility model, the mixer comprises an ejector and a bubbler; the ejector sequentially comprises a spray head, an inhalation chamber, a mixing pipe and a diffusion pipe; an air inlet is arranged on the suction chamber; the diffuser tube is connected to the bubbler.
According to the embodiment of the utility model, the bubbler adopts a multi-layer micropore structure, the aperture of each layer of micropore is 100-500 mu m, and the aperture of each layer of micropore is gradually reduced along the water flow direction; and the pressure gauge is arranged at the outlet of the bubbler, the operation condition of the bubbler is monitored through the inlet and outlet pressure, and the bubbler can be disassembled for cleaning or replacement.
According to the embodiment of the utility model, the mud collecting tank and the water collecting tank are both provided with the liquid level meter, and the operation of the mud pump and the water discharge pump is controlled by the liquid level meter.
The running pressure of the water inlet pump is 0.1-0.5 mpa, and the frequency converter is used for controlling the running of the water inlet pump.
The device can utilize the surfactant in the finishing liquid to generate a large amount of micro foam through the ejector and the bubbler, the foam and the fine suspended matters and oil are adsorbed, and then the hydrocyclone is utilized to separate the foam from the wastewater, so that the function of efficiently removing the suspended matters and the oil is realized.
The beneficial technical effects of the utility model are as follows: the operation energy consumption is low, the processing capacity of the device is high, and the processing effect is stable; the system can realize automatic control, and the floor area is small, and the equipment integration level is high.
Drawings
FIG. 1 is a schematic diagram of a multistage rotational flow treatment device for polishing liquid wastewater.
Fig. 2 is a schematic diagram of a mixer configuration.
FIG. 3 is a schematic plan view of a cyclone
In the figure: 1-a water inlet pump; 2-a first hydrocyclone water inlet; 3-an overflow port of the first hydrocyclone; 4-a mixer; 5-a first hydrocyclone; 6-a water inlet of a second hydrocyclone; 7-a first hydrocyclone underflow port; 8-an overflow port of the second hydrocyclone; 9-a second hydrocyclone; 10-a first hydrocyclone underflow port; 11-a mud collecting tank; 12-a water collecting tank; 13-a slag collecting tank; 14-a drainage pump; 15-a sludge pump; 21-a nozzle; 22-air inlet; 23-bubbler; 24-an inhalation chamber; 25-diffusion tube; 26-mixing tube.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. 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 be within the scope of the utility model.
The utility model provides a multistage whirl processing apparatus of smooth liquid waste water, includes first hydrocyclone 5, second hydrocyclone 9, and inlet pump 1 is connected to first hydrocyclone water inlet 2, and mixer 4 is connected to first hydrocyclone overflow port 3, mixer 4 connects second hydrocyclone water inlet 6, and first hydrocyclone underflow port 7 is connected and is collected mud pond 11, and catch basin 12 is connected to second hydrocyclone underflow port 10, and slag collecting pond 13 is connected to second hydrocyclone overflow port 8.
And a valve, a flowmeter and a pressure gauge are arranged on the pipeline in front of the water inlet 2 of the first hydrocyclone and the pipeline behind the overflow port 3 of the first hydrocyclone.
The first hydrocyclone 5 and the second hydrocyclone 9 are arranged in parallel in rows.
The bottoms of the sludge collecting tank 11 and the slag collecting tank 13 are both in conical structures, a sludge pump 15 is arranged at the bottom of the sludge collecting tank 11, and a drainage pump 14 is arranged at the bottom of the slag collecting tank 13 by a drainage pump 14.
The mixer 4 comprises a jet device and a bubbler 23; the ejector sequentially comprises a spray head 21, a suction chamber 24, a mixing pipe 26 and a diffusion pipe 25; an air inlet 22 is provided in the suction chamber 24; the diffuser pipe 25 is connected to the bubbler 23.
The bubbler 23 adopts a multi-layer micropore structure, the aperture is 100-500 mu m, and the aperture of each layer of micropore is gradually reduced along the water flow direction; the outlet of the bubbler 23 is provided with a pressure gauge.
The bubbler 23 monitors the operation condition through the inlet and outlet pressure, and the bubbler 23 can be detached for cleaning or replacement.
And the mud collecting tank 11 and the water collecting tank 12 are respectively provided with a liquid level meter, and the operation of the mud pump 15 and the drainage pump 14 is controlled by the liquid level meters.
As a preferred embodimentWhen the device is used by adopting the structure, the design treatment water quantity of the single hydrocyclone is 5m 3 And/h, the lift of the water inlet pump 1 is 50m, the height from the bottom of the sludge collecting tank 11 and the slag collecting tank 13 to the ground is 50-60 cm, and the mixer 4 is intensively arranged on the bracket.
Specific embodiments of the utility model are illustrated below.
Specifically, as one preferable example, the number of the first hydrocyclones 5 and the second hydrocyclones 9 is 5-10, the mixer 4 adopts a stainless steel structure, and the mixer 4 is provided with a bypass pipe, so that the maintenance is convenient.
Specifically, when the device is used for treating the finishing liquid wastewater, the operation of the PLC control device is adopted, the flow and pressure change in the cyclone device are monitored through the PLC, when the pressure difference of the mixer 4 is obviously increased, the water inlet valve of the mixer 4 is closed, the bypass valve is opened, an alarm indication is made, and the mixer 4 is overhauled.
Specifically, the first hydrocyclone 5 separates zinc powder, iron powder or other impurities in the wastewater, the wastewater enters the mud collecting tank 11 from the first hydrocyclone underflow opening 7, the wastewater flows out from the first hydrocyclone overflow opening 3, fine suspended matters or oils in the wastewater are continuously separated by the second hydrocyclone 9, foam separated by the second hydrocyclone 9 flows out from the second hydrocyclone underflow opening 10 and enters the slag collecting tank 13, the wastewater separated by the second hydrocyclone 9 enters the water collecting tank 12, and the PLC controls the operation of the mud pump 15 and the drainage pump 14 through liquid level signals.
As a preference of the embodiment, the number of operations of the hydrocyclone may be adjusted according to the water content.
The multistage cyclone treatment device for the finishing liquid wastewater solves the problems of low treatment efficiency of a single hydrocyclone, large occupied area of other treatment process equipment and high operation cost.
It should be noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail, it should be understood by those skilled in the art that modifications and equivalents may be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model, and all such modifications and equivalents are intended to be encompassed in the scope of the claims of the present utility model.
Claims (7)
1. The utility model provides a multistage whirl processing apparatus of smooth liquid waste water, includes first hydrocyclone (5), second hydrocyclone (9), and characterized by first hydrocyclone water inlet (2) are connected intake pump (1), and mixer (4) are connected in first hydrocyclone overflow mouth (3), mixer (4) are connected second hydrocyclone water inlet (6), and mud collection pond (11) are connected in first hydrocyclone underflow mouth (7), and water collection pond (12) are connected in second hydrocyclone underflow mouth (10), and slag collection pond (13) are connected in second hydrocyclone overflow mouth (8).
2. The multistage rotational flow treatment device for the finishing liquid wastewater, which is disclosed in claim 1, is characterized in that a valve, a flowmeter and a pressure gauge are arranged on a pipeline in front of a water inlet (2) of the first hydrocyclone and a pipeline behind an overflow port (3) of the first hydrocyclone.
3. The multistage cyclone treatment device for the finishing liquid wastewater, according to claim 1, is characterized in that the first hydrocyclone (5) and the second hydrocyclone (9) are arranged in parallel in rows.
4. The multistage rotational flow treatment device for the finishing liquid wastewater, which is disclosed in claim 1, is characterized in that bottoms of the sludge collecting tank (11) and the slag collecting tank (13) are both in conical structures, a sludge pump (15) is arranged at the bottom of the sludge collecting tank (11), and a drainage pump (14) is arranged at the bottom of the slag collecting tank (13).
5. A multistage rotational flow treatment device for finishing liquid wastewater according to claim 1, characterized in that said mixer (4) comprises a jet ejector, a bubbler (23); the ejector sequentially comprises a spray head (21), a suction chamber (24), a mixing pipe (26) and a diffusion pipe (25); an air inlet (22) is arranged on the suction chamber (24); the diffuser pipe (25) is connected with the bubbler (23).
6. The multistage rotational flow treatment device for finishing liquid wastewater according to claim 5, wherein the bubbler (23) adopts a multilayer micropore structure, the pore diameter is 100-500 μm, and the pore diameter of each layer of micropores is gradually reduced along the water flow direction; and a pressure gauge is arranged at the outlet of the bubbler (23).
7. The multistage rotational flow treatment device for the finishing liquid wastewater, which is disclosed in claim 1, is characterized in that the mud collecting tank (11) and the water collecting tank (12) are provided with liquid level meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320303003.7U CN220300469U (en) | 2023-02-24 | 2023-02-24 | Multistage rotational flow treatment device for finishing liquid wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320303003.7U CN220300469U (en) | 2023-02-24 | 2023-02-24 | Multistage rotational flow treatment device for finishing liquid wastewater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220300469U true CN220300469U (en) | 2024-01-05 |
Family
ID=89350428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320303003.7U Active CN220300469U (en) | 2023-02-24 | 2023-02-24 | Multistage rotational flow treatment device for finishing liquid wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220300469U (en) |
-
2023
- 2023-02-24 CN CN202320303003.7U patent/CN220300469U/en active Active
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| GR01 | Patent grant |