CN220387318U - Circulation tank capable of being cleaned on line and steel cleaning system - Google Patents
Circulation tank capable of being cleaned on line and steel cleaning system Download PDFInfo
- Publication number
- CN220387318U CN220387318U CN202321824410.9U CN202321824410U CN220387318U CN 220387318 U CN220387318 U CN 220387318U CN 202321824410 U CN202321824410 U CN 202321824410U CN 220387318 U CN220387318 U CN 220387318U
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- tank
- self
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- pipe
- filter
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- 238000004140 cleaning Methods 0.000 title claims abstract description 65
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 9
- 239000010959 steel Substances 0.000 title claims abstract description 9
- 239000007788 liquid Substances 0.000 claims abstract description 35
- 239000012528 membrane Substances 0.000 claims abstract description 26
- 238000001914 filtration Methods 0.000 claims abstract description 16
- 238000001471 micro-filtration Methods 0.000 claims abstract description 14
- 239000011248 coating agent Substances 0.000 claims abstract description 9
- 238000000576 coating method Methods 0.000 claims abstract description 9
- 238000004062 sedimentation Methods 0.000 claims description 18
- 238000005192 partition Methods 0.000 claims description 13
- 239000010802 sludge Substances 0.000 claims description 13
- 238000010926 purge Methods 0.000 claims description 10
- 230000008929 regeneration Effects 0.000 claims description 9
- 238000011069 regeneration method Methods 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 7
- 238000005406 washing Methods 0.000 claims description 5
- 238000011010 flushing procedure Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 230000003749 cleanliness Effects 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000005871 repellent Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005374 membrane filtration Methods 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Cleaning In General (AREA)
Abstract
The utility model relates to a circulating tank capable of being cleaned on line, which comprises a tank body and a self-circulating pipe, wherein two ends of the self-circulating pipe are connected to the tank body, and a self-circulating pump, an ultra-oleophobic micro-filter and a fine filtering device are sequentially arranged on the self-circulating pipe; in the super-oleophobic micro-filter, the outer surface of a micro-filtration membrane tube is covered with a super-oleophobic coating. And further relates to a steel cleaning system adopting the circulating tank. According to the utility model, the circulating tank is provided with the self-circulating pipe, so that the cleaning liquid in the tank body can be filtered, the online self-cleaning of the circulating tank is realized, the service lives of the cleaning liquid and the circulating tank are prolonged, and the cleaning effect and the cleaning quality of the cleaning equipment are improved; on the self-circulation pipe, a combined filtering treatment scheme is adopted, so that the energy is saved, and the treatment effect on the cleaning liquid can be ensured; by adopting the micro-filter coated with the super-oleophobic coating, the anti-blocking performance of the micro-filter is greatly improved, and the working reliability of the self-circulation pipe is ensured.
Description
Technical Field
The utility model belongs to the technical field of strip steel cleaning, and particularly relates to a circulating tank capable of being cleaned on line and a steel cleaning system adopting the circulating tank.
Background
In the field of metal cleaning, the cleaning liquid can efficiently remove oil stains, iron powder and other impurities on the surface of a metal workpiece or a continuous strip through means such as spray cleaning, brushing, electrolysis or ultrasonic wave, but a large amount of oil sludge can be accumulated in the cleaning liquid along with the extension of a cleaning period, so that the cleaning quality is reduced, and the cleaning liquid needs to be discharged periodically and simultaneously is supplemented with new cleaning liquid to maintain the cleanliness of the cleaning liquid. Therefore, the content of the oil sludge in the cleaning liquid not only affects the cleaning quality, but also causes a large amount of cleaning liquid to be discharged outwards, thereby affecting the environmental quality.
The current industrial field has more cleaning liquid purification technologies, but the efficiency is lower; for example, a process of adopting membrane filtration and oil skimming equipment is adopted, the filtration membrane is easy to be blocked due to the high viscosity of the oil sludge, the oil skimming equipment can only remove a small amount of floating oil, and a large amount of oil is uniformly mixed in the cleaning liquid in an emulsified and dispersed phase, so that the oil cannot be removed.
Disclosure of Invention
The utility model relates to a circulating tank capable of being cleaned on line and a steel cleaning system adopting the circulating tank, which at least can solve part of defects in the prior art.
The utility model relates to a circulating tank capable of being cleaned on line, which comprises a tank body and a self-circulating pipe, wherein two ends of the self-circulating pipe are connected to the tank body, and a self-circulating pump, an ultra-oleophobic micro-filter and a fine filtering device are sequentially arranged on the self-circulating pipe; in the super-oleophobic micro-filter, the outer surface of a micro-filtration membrane tube is covered with a super-oleophobic coating.
As one embodiment, the circulation tank includes a settling zone and a clean zone, the inlet end of the self-circulation pipe is connected to the settling zone, and the outlet end of the self-circulation pipe is connected to the clean zone.
As one embodiment, the settling zone is in communication with the clean-up zone.
As one of the embodiments, the sedimentation zone and the clean zone are separated by two partition boards, wherein the first partition board is arranged at the junction of the sedimentation zone and the clean zone and extends upwards from the tank bottom at the junction to a certain distance from the tank top, the second partition board extends downwards from the tank top of the sedimentation zone to the tank bottom close to the sedimentation zone, and the two partition boards are adjacent and arranged at intervals and form a baffling channel.
As one embodiment, the super-oleophobic micro-filter is provided with a regeneration mechanism.
As one embodiment, the regeneration mechanism includes a flush tube in communication with the lumen of the microfiltration membrane tube.
As one embodiment, the regeneration mechanism comprises a purge tube in communication with the housing lumen of the super oleophobic micro-filter and directed toward the outer wall of the micro-filtration membrane tube.
As one embodiment, the fine filtration device comprises a blocking membrane filter.
As one of the implementation modes, a filtrate outlet of the super oleophobic micro-filter is connected with an oil sludge squeezing device.
The utility model also provides a steel cleaning system which comprises a cleaning tank and a circulating tank, wherein the cleaning tank is connected with the circulating tank through a cleaning liquid supply pipe and a cleaning liquid return pipe, and the circulating tank adopts the circulating tank capable of being cleaned on line.
The utility model has at least the following beneficial effects:
according to the utility model, the circulating tank is provided with the self-circulating pipe, so that the cleaning liquid in the tank body can be filtered, the online self-cleaning of the circulating tank is realized, the service lives of the cleaning liquid and the circulating tank are prolonged, and the cleaning effect and the cleaning quality of the cleaning equipment are improved.
On the self-circulation pipe, a combined filtering treatment scheme is adopted, so that the energy is saved, and the treatment effect on the cleaning liquid can be ensured; by adopting the micro-filter coated with the super-oleophobic coating, the anti-blocking performance of the micro-filter is greatly improved, and the working reliability of the self-circulation pipe is ensured.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the 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 structural diagram provided in an embodiment of the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely, and it is apparent that the described embodiments 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 be within the scope of the utility model.
Example 1
As shown in fig. 1, the embodiment of the utility model provides a circulation tank capable of being cleaned on line, which comprises a tank body 23 and a self-circulation pipe 24, wherein two ends of the self-circulation pipe 24 are connected to the tank body 23, and a self-circulation pump 241, an super-oleophobic micro-filter 25 and a fine filtering device 26 are sequentially arranged on the self-circulation pipe 24; in the super-oleophobic micro-filter 25, the outer surface of the micro-filtration membrane tube is covered with a super-oleophobic coating.
In one embodiment, as shown in fig. 1, the tank 23 includes a settling zone 231 and a cleaning zone 232, the inlet ends of the cleaning solution return pipe 21 and the self-circulation pipe 24 are connected to the settling zone 231, and the outlet ends of the cleaning solution supply pipe 22 and the self-circulation pipe 24 are connected to the cleaning zone 232. The tank body 23 is arranged in a partitioned mode, so that cleaning liquid can be conveniently treated, and the cleanliness of water discharged from the tank body 23 is improved.
Preferably, the bottom of the sedimentation zone 231 adopts a slope design, such as a V-shaped bottom or a cone bottom, so as to facilitate the sedimentation of the sludge; the bottom of the clean zone 232 is also preferably designed with a slope to facilitate the deposition of sludge and further enhance the cleanliness of the effluent.
Further, as shown in FIG. 1, the settling zone 231 is in communication with the clean-up zone 232. Preferably, the sedimentation area 231 and the clean area 232 are separated by two partition boards, the first partition board 2331 is arranged at the junction of the sedimentation area 231 and the clean area 232, the first partition board 2332 extends upwards from the tank bottom at the junction to a certain distance from the tank top, the second partition board 2332 extends downwards from the tank top of the sedimentation area 231 to the tank bottom close to the sedimentation area 231, the two partition boards are adjacent and are arranged at intervals, a baffling channel can be formed, and the cleaning liquid automatically flows into the clean area 232 and simultaneously oil sludge can be conveniently deposited in the sedimentation area 231. Based on the structure, the difference of the inlet and outlet steps of the circulating tank caused by the addition of the self-circulating pipe 24 can be avoided, and the stability of the circulating flow of the cleaning liquid is ensured.
Wherein, preferably, the inlet end of the self-circulation pipe 24 is connected to the tank bottom of the sedimentation zone 231; extending from the outlet end of the circulation tube 24 into the clean zone 232.
Preferably, the self-circulation pump 241 is a filtration circulation pump.
In the super-oleophobic micro-filter 25, the outer surface of the micro-filtration membrane tube is covered with a super-oleophobic coating, and the super-oleophobic coating has the characteristics of oleophobic property and low surface tension, so that the oil sludge adhered to the surface of the super-oleophobic micro-filter is relatively easy to remove, and the problems of membrane tube blockage, failure and the like are not caused.
Further, the super-oleophobic micro-filter 25 is provided with a regeneration mechanism, so that the service life of the super-oleophobic micro-filter 25 can be prolonged, and the working reliability and the filtering effect of the super-oleophobic micro-filter can be improved. In one embodiment, the regeneration mechanism comprises a rinse tube 251, the rinse tube 251 being in communication with the lumen of the microfiltration membrane tube; and/or, the regeneration mechanism includes a purge tube 252, the purge tube 252 being in communication with the housing lumen of the super oleophobic micro-filter 25 and facing the outer wall of the micro-filtration membrane tube. The outer surface of the micro-filtration membrane tube is covered with the super-oleophobic coating, and the micro-filtration membrane tube can be quickly regenerated by back flushing in the micro-filtration membrane tube and/or purging outside the membrane tube. Wherein the rinse tube 251 is connected to a rinse water source; purge tube 252 is connected to a source of purge gas, such as compressed air.
In one embodiment, the fine filtering device 26 comprises a blocking membrane filter, which can realize deep oil removal and further filter impurities such as iron mud. Preferably, the blocking membrane filter adopts an HK blocking membrane, which has extremely strong oil-repellent characteristic, when oil-containing cleaning liquid with certain pressure is required to permeate the HK blocking membrane, water molecules on the feeding side can be substituted and permeated with water molecules in the membrane, and oil-repellent dispersoids cannot be substituted with associated water in the membrane and can be selectively blocked. The oil blocking and removing process can be quantitatively designed, the oil removing precision is high, back flushing is not needed during the operation, the oil content of incoming water is not limited, the impact of large oil mass is resisted, and the water yield can be up to more than 99%. The waste oil blocked by the blocking membrane filter can be discharged to a collection container or a collection tank.
In one embodiment, as shown in fig. 1, the filtrate outlet of the super-oleophobic micro-filter 25 is connected with an oil sludge squeezing device 28, so that deep dehydration of the oil sludge can be achieved, and the dehydrated oil sludge is convenient for direct transportation and treatment.
Example two
Referring to fig. 1, an embodiment of the present utility model provides a steel cleaning system, which includes a cleaning tank 1 and a circulation tank, wherein the cleaning tank 1 is connected to the circulation tank through a cleaning solution supply pipe 22 and a cleaning solution return pipe 21, and the circulation tank adopts the circulation tank capable of being cleaned online provided in the first embodiment.
Wherein the cleaning liquid supply pipe 22 is used for supplying cleaning liquid to the cleaning tank 1, and therefore, the cleaning liquid supply pipe 22 is communicated with a cleaning liquid outlet of the tank 23; the cleaning liquid return pipe 21 is for returning the cleaning liquid to the circulation tank 23, and therefore, the cleaning liquid return pipe 21 communicates with the cleaning liquid inlet of the tank 23.
Preferably, the washing tank 1 includes a brush tank and/or a spray tank.
In one embodiment, as shown in fig. 1, the purging liquid return pipe 21 is provided with a coarse filtering device 27, preferably by which a large part of metal particles in the purging liquid and a small amount of oil dirt trapped therein are removed, and the coarse filtering device 27 comprises a magnetic filter, for example.
In one embodiment, as shown in fig. 1, a branch pipe 242 is further arranged on the self-circulation pipe 24, and a side joint of the branch pipe 242 is preferably positioned between the self-circulation pump 241 and the super-oleophobic micro-filter 25, and the branch pipe 242 is connected to the coarse filtering device 27; based on this scheme, on the one hand, the treatment effect of the cleaning liquid in the circulation tank 23 can be ensured, and on the other hand, the stability of the circulation flow rate of the cleaning liquid can be ensured.
Further, the coarse filtration device 27 is provided with an oil sludge press device 28.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. The utility model provides a but online cleaning's circulation jar, includes the jar body, its characterized in that: the self-circulation pipe is connected to the tank body at two ends, and a self-circulation pump, a super-oleophobic micro-filter and a fine filtering device are sequentially arranged on the self-circulation pipe; in the super-oleophobic micro-filter, the outer surface of a micro-filtration membrane tube is covered with a super-oleophobic coating.
2. The on-line cleanable recycle tank according to claim 1, wherein: the circulating tank comprises a sedimentation zone and a clean zone, the inlet end of the self-circulating pipe is connected to the sedimentation zone, and the outlet end of the self-circulating pipe is connected to the clean zone.
3. The on-line cleanable recycle tank according to claim 2, wherein: the settling zone is in communication with the clean zone.
4. An online cleanable recycle tank according to claim 3, wherein: the sedimentation zone is separated from the clean zone by two partition boards, wherein a first partition board is arranged at the junction of the sedimentation zone and the clean zone and extends upwards from the tank bottom at the junction to a certain distance from the tank top, a second partition board extends downwards from the tank top of the sedimentation zone to the tank bottom close to the sedimentation zone, and the two partition boards are adjacent and arranged at intervals and form a baffling channel.
5. The on-line cleanable recycle tank according to claim 1, wherein: the super oleophobic micro-filter is provided with a regeneration mechanism.
6. The on-line cleanable recycle tank according to claim 5, wherein: the regeneration mechanism comprises a flushing pipe which is communicated with the lumen of the microfiltration membrane pipe.
7. The on-line cleanable recycle tank according to claim 5, wherein: the regeneration mechanism comprises a purging pipe, and the purging pipe is communicated with the inner cavity of the shell of the super-oleophobic micro-filter and faces the outer wall of the micro-filtration membrane pipe.
8. The on-line cleanable recycle tank according to claim 1, wherein: the fine filtration device comprises a blocking membrane filter.
9. The on-line cleanable recycle tank according to claim 1, wherein: the filter material outlet of the super oleophobic micro-filter is connected with an oil sludge squeezing device.
10. The utility model provides a steel cleaning system, includes washing tank and circulation tank, the washing tank with connect its characterized in that through washing liquid supply pipe and washing liquid back flow between the circulation tank: the circulation tank employs the in-line cleanable circulation tank according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321824410.9U CN220387318U (en) | 2023-07-11 | 2023-07-11 | Circulation tank capable of being cleaned on line and steel cleaning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321824410.9U CN220387318U (en) | 2023-07-11 | 2023-07-11 | Circulation tank capable of being cleaned on line and steel cleaning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220387318U true CN220387318U (en) | 2024-01-26 |
Family
ID=89604184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321824410.9U Active CN220387318U (en) | 2023-07-11 | 2023-07-11 | Circulation tank capable of being cleaned on line and steel cleaning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220387318U (en) |
-
2023
- 2023-07-11 CN CN202321824410.9U patent/CN220387318U/en active Active
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