CN110372114B - Mine water treatment system - Google Patents
Mine water treatment system Download PDFInfo
- Publication number
- CN110372114B CN110372114B CN201910576836.9A CN201910576836A CN110372114B CN 110372114 B CN110372114 B CN 110372114B CN 201910576836 A CN201910576836 A CN 201910576836A CN 110372114 B CN110372114 B CN 110372114B
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- Prior art keywords
- water
- filter
- rotating shaft
- filter cartridge
- mine water
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Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 142
- 238000001914 filtration Methods 0.000 claims abstract description 35
- 238000000034 method Methods 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 16
- 230000008569 process Effects 0.000 claims abstract description 16
- 230000002035 prolonged effect Effects 0.000 claims abstract description 5
- 238000011010 flushing procedure Methods 0.000 claims description 21
- 239000007921 spray Substances 0.000 claims description 15
- 230000007246 mechanism Effects 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000005507 spraying Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 10
- 239000002245 particle Substances 0.000 abstract description 8
- 239000007788 liquid Substances 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract description 3
- 239000003814 drug Substances 0.000 abstract description 3
- 229940079593 drug Drugs 0.000 abstract description 3
- 239000008394 flocculating agent Substances 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 239000003245 coal Substances 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 6
- 239000013043 chemical agent Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000003818 cinder Substances 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000007885 magnetic separation Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000001223 reverse osmosis Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 238000011001 backwashing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/10—Nature of the water, waste water, sewage or sludge to be treated from quarries or from mining activities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to a mine water treatment system, which comprises a coarse filtering device, a fine filtering device and a deep treatment device, wherein the fine filtering device comprises a filter cylinder and a spiral pusher, the spiral pusher comprises a rotating shaft, a spiral blade arranged on the rotating shaft and a conveying driving unit used for driving the rotating shaft to rotate, the filter cylinder is coaxially arranged with the rotating shaft and sleeved on the outer edge of the spiral blade, one end of the filter cylinder is provided with a water inlet communicated with the coarse filtering device, the other end of the filter cylinder is provided with a filter material outlet, and a water collecting unit communicated with the deep treatment device is arranged below the filter cylinder. The fine filtering device consisting of the filter cylinder and the spiral pusher is used for carrying out fine filtering treatment on mine water, so that the solid-liquid separation effect is good, the content of particles in the pretreated mine water is greatly reduced, the abrasion of subsequent treatment process equipment is reduced, and the service life of the mine water is prolonged. Compared with the traditional mine water pretreatment process, the system adopts a physical filtration process, so that the harm and pollution caused by medicines such as flocculating agent are avoided.
Description
Technical Field
The invention belongs to the technical field of water treatment, and particularly relates to a mine water treatment system.
Background
At present, more than 80% of the mechanical faults of the sewage treatment system are caused by large particles of coal water, various parts, broken stones and the like. Most of mine water treatment adopts a traditional coal water cinder pretreatment mode, and the mode has the problems of high operation cost, large occupied area, short service life of equipment, high maintenance cost of the equipment and the like. In the mine water treatment process, coal water cinder pretreatment is a technical problem in the whole process, and the pretreatment effect directly relates to the economic benefit, the social benefit and the service life of equipment of a mine water treatment system. The domestic conventional mine water treatment process is reaction/precipitation/filtration: the reaction tank is mainly a perforated rotational flow or baffle reaction tank, the sedimentation tank is mainly a inclined tube sedimentation tank, and the filter tank is generally a valveless filter tank; these structures are generally large and difficult to construct and are only suitable for ground treatment of mine water. In the treatment process of the conventional process, the coagulant is large in dosage, long in reaction time and high in treatment cost, and secondary pollution is easy to cause.
Disclosure of Invention
The embodiment of the invention relates to a mine water treatment system, which can at least solve part of defects in the prior art.
The embodiment of the invention relates to a mine water treatment system, which comprises a coarse filtering device, a fine filtering device and an advanced treatment device, wherein the fine filtering device comprises a filter cylinder and a spiral pusher, the spiral pusher comprises a rotating shaft, a spiral blade arranged on the rotating shaft and a conveying driving unit used for driving the rotating shaft to rotate, the filter cylinder and the rotating shaft are coaxially arranged and sleeved on the outer edge of the spiral blade, one end of the filter cylinder is provided with a water inlet communicated with the coarse filtering device, the other end of the filter cylinder is provided with a filter material outlet, and a water collecting unit communicated with the advanced treatment device is arranged below the filter cylinder.
As one embodiment, the mine water treatment system further comprises a backwash mechanism for cleaning the filter cartridge.
As one embodiment, the fine filtering device further comprises a casing, the filter cartridge is accommodated in the casing, and the back flushing mechanism comprises a plurality of back flushing spray heads arranged in the casing and positioned outside the filter cartridge, and a water supply pipeline for supplying water to each back flushing spray head.
As one of the embodiments, the spray direction of the back flush spray head is adjustable.
As one embodiment, the water supply pipeline is provided with a microcomputer time control switch.
As one of the embodiments, the water supply line is connected with the water collecting unit.
As one of the embodiments, the water collecting unit includes a water collecting tank disposed in the housing and below the filter cartridge, and a water storage tank below the housing, the water collecting tank being communicated with the water storage tank through a sewer pipe, and the water supply pipe being connected to the water storage tank.
As one of the embodiments, the water supply pipeline is communicated with a clean water outlet pipe of the advanced treatment unit.
As one of the embodiments, the cartridge is connected with a cartridge driving unit for driving rotation thereof about its own axis.
As one of the embodiments, the spiral blade is an equal-diameter spiral blade, and the diameter of the rotating shaft is gradually increased from the water inlet to the filter material outlet;
Or the rotating shaft is an equal-diameter rotating shaft, and the diameter of the spiral blade is gradually reduced from the water inlet to the outlet direction of the filter material.
The embodiment of the invention has at least the following beneficial effects:
According to the mine water treatment system provided by the invention, the mine water is subjected to fine filtration treatment by adopting the fine filtration device consisting of the filter cartridge and the spiral pusher, the water body is filtered and enters the water collecting unit below, suspended matters in the mine water are trapped in the filter cartridge and are pushed to the filter material outlet to be discharged along with the spiral pusher, the solid-liquid separation effect is good, the content of the pretreated mine water particles is greatly reduced, the abrasion of subsequent treatment process equipment is reduced, and the service life of the mine water is prolonged. Because the mine water contains a large amount of coal slime, rock powder and the like which are easy to deposit in the water sump, the mine water treated by the fine filtration treatment can improve the effective volumetric efficiency of the water sump and reduce the dredging frequency of the water sump. Compared with the traditional mine water pretreatment process, the system adopts a physical filtration process, so that the harm and secondary pollution to operators and natural environment caused by medicines such as flocculating agents are avoided.
Drawings
In order to more clearly illustrate the embodiments of the invention 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 invention, 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 a fine filter device according to an embodiment of the present invention;
Fig. 2 is a schematic side view of a fine filtering device according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 and 2, an embodiment of the present invention provides a mine water treatment system, including a coarse filtration device, a fine filtration device and a deep treatment device, where the fine filtration device includes a filter cartridge 1 and a spiral pusher 2, the spiral pusher 2 includes a rotating shaft 21, a spiral blade 22 installed on the rotating shaft 21, and a conveying driving unit 23 for driving the rotating shaft 21 to rotate, the filter cartridge 1 and the rotating shaft 21 are coaxially arranged and sleeved on an outer edge of the spiral blade 22, one end of the filter cartridge 1 is provided with a water inlet communicated with the coarse filtration device, and the other end is provided with a filter material outlet, and a water collecting unit communicated with the deep treatment device is arranged below the filter cartridge 1.
Wherein, the conveying driving unit 23 is preferably located outside the filter cartridge 1, and two ends of the rotating shaft 21 preferably extend out of the filter cartridge 1, so as to be convenient for installation; the conveying driving unit 23 may be a rotary driving device such as a motor, preferably a speed-adjusting motor, and the rotary shaft 21 is coaxially connected to an output shaft of the conveying driving unit 23. For the water inlet mode of the filter cartridge 1, a water inlet pipe with the pipe diameter larger than that of the rotating shaft 21 can be connected to the corresponding end of the filter cartridge 1, or the corresponding end of the rotating shaft 21 can be a hollow end, and a plurality of water passing holes and the like in the filter cartridge 1 can be arranged on the rotating shaft 21. It will be readily appreciated that the direction from the water inlet to the filter material outlet corresponds to the direction of the screw pushing of the screw pusher 2.
For the structure that the filter cartridge 1 is sleeved on the outer edge of the spiral blade 22, as shown in fig. 1, each radial end of the spiral blade 22 is in contact with the inner wall of the filter cartridge 1, so that mine water is pushed in a spiral conveying cavity formed by surrounding the spiral blade 22, the rotating shaft 21 and the filter cartridge 1.
The filter cartridge 1 is used for solid-liquid separation, water in mine water can be filtered and enter a water collecting unit below, and suspended matters (coal cinder, rock dust and the like) in the mine water are trapped in the filter cartridge 1. The filter cartridge 1 can adopt a filter screen type structure or a structure that two layers of annular filter plates are mutually coaxially nested, the pore diameters of the filter holes on the two annular filter plates are different, and the two annular filter plates are rotated relatively, so that the overlapping area of the filter holes on the two annular filter plates is changed to achieve the purpose of adjusting the filter pore diameter of the filter cartridge 1, the fine filter device can be suitable for water treatment of different types and different mining areas, and solid particles blocked in the filter holes can be cut in the relative rotation process of the two annular filter plates, so that the condition that the fine filter device is blocked is relieved.
According to the mine water treatment system provided by the embodiment, the mine water is subjected to fine filtration treatment by adopting the fine filtration device consisting of the filter cartridge 1 and the spiral pusher 2, water is filtered and enters the water collecting unit below, suspended matters in the mine water are trapped in the filter cartridge 1 and are pushed to the filter material outlet to be discharged along with the spiral pusher 2, the solid-liquid separation effect is good, the content of the pretreated mine water particles is greatly reduced, the abrasion of subsequent treatment process equipment is reduced, and the service life of the mine water particles is prolonged. Because the mine water contains a large amount of coal slime, rock powder and the like which are easy to deposit in the water sump, the mine water treated by the fine filtration treatment can improve the effective volumetric efficiency of the water sump and reduce the dredging frequency of the water sump. Compared with the traditional mine water pretreatment process, the system adopts a physical filtration process, so that the harm and secondary pollution to operators and natural environment caused by medicines such as flocculating agents are avoided.
The structure of the mine water treatment system is further optimized, and the mine water treatment system further comprises a back flushing mechanism for cleaning the filter cartridge 1, so that the filter cartridge 1 is prevented from being blocked by solid particles and the like to influence the filtering effect, the treatment effect of mine water is ensured, and the service life of the fine filtering device is prolonged. The above-mentioned back flushing mechanism preferably uses a back flushing spray 41 to spray water to clean the filter cartridge 1, specifically:
as shown in fig. 1 and 2, the fine filtration device further comprises a housing 5, the filter cartridge 1 is accommodated in the housing 5, and the back flushing mechanism comprises a plurality of back flushing nozzles 41 arranged in the housing 5 and positioned outside the filter cartridge 1, and a water supply pipeline 42 for supplying water to each back flushing nozzle 41. Preferably, as shown in fig. 1, a partition board is disposed in the housing 5, and the inner cavity of the housing 5 is partitioned into a processing area and an electromechanical area by the partition board, and the conveying driving unit 23 is located in the electromechanical area.
In one embodiment, back flushing spray heads 41 are arranged on the top wall and the bottom wall of the shell 5 to reach the flushing range fully covering the outer wall of the filter cartridge 1; in another embodiment, the back flushing spray head 41 is arranged on the top wall of the casing 5, and the filter cartridge 1 is rotatably arranged, so that the requirement of fully covering and effectively flushing the filter cartridge 1 can be met.
Obviously, in the structure that the back washing spray heads 41 are arranged on the top wall and the bottom wall of the casing 5, the filter cartridge 1 can be still arranged to rotate; because the dead weight of water and solid particles, the bottom of the filter cartridge 1 bears the main filtering task, so the bottom section cylinder body of the filter cartridge 1 can be regularly adjusted, and the purpose of prolonging the service life of the filter cartridge 1 is achieved. Correspondingly, the filter cartridge 1 is connected with a filter cartridge 1 driving unit for driving the filter cartridge 1 to rotate around the axis of the filter cartridge 1, and the filter cartridge 1 driving unit can also adopt a motor or other conventional rotary driving equipment.
Further optimizing the backwash mechanism described above, backwash water may be collected by a water collection unit, as shown in fig. 1, to which the water supply line 42 is connected. Further, as shown in fig. 1 and 2, the water collecting unit includes a water collecting tank 31 disposed in the housing 5 below the filter cartridge 1 and a water storage tank 32 below the housing 5, the water collecting tank 31 communicates with the water storage tank 32 through a drain pipe, and the water supply pipe 42 is connected to the water storage tank 32.
In other embodiments, the backwash water is produced or operated in the system, for example, the water supply pipeline 42 is communicated with the clean water outlet pipe of the advanced treatment device, so as to reduce the discharge amount of the system, in particular, the advanced treatment device adopts a chemical treatment process (such as an ion exchange method, etc.), and the effluent of the chemical treatment process can be used as the backwash water, so that on one hand, the discharge of the portion of water is reduced, the pollution of the residual chemical agent in the portion of water to the environment is avoided, and on the other hand, the residual chemical agent in the portion of water can be recycled, thereby improving the treatment effect on mine water and saving the use amount of the chemical agent. Or the advanced treatment device comprises a reverse osmosis membrane, and the backwash water can adopt concentrated water generated in the reverse osmosis membrane treatment process, so that the treatment problem of the part of concentrated water is solved on one hand, and on the other hand, the concentrated water can be circularly treated, and the treatment effect of mine water is improved.
Preferably, the water supply pipeline 42 is provided with a microcomputer time control switch, so that the fine filtering device has an intermittent back flushing function, for example, the intermittent back flushing frequency can be adjusted according to the differences of mine water suspended matters in different mining areas, and electric energy and water resources are saved.
Further, it is preferable that the direction of the spray of the backwash spray head 41 is adjustable, and the cleaning direction is adjustable, so that the cleaning effect is improved.
Further optimize above-mentioned mine water treatment system's structure, based on above-mentioned spiral propelling movement function of spiral propelling movement ware 2, can adopt following optimal structure, the propelling movement effect is better: (1) The spiral blades 22 are equal-diameter spiral blades 22, and the diameter of the rotating shaft 21 is gradually increased from the water inlet to the filter material outlet; (2) The rotating shaft 21 is an equal-diameter rotating shaft 21, and the diameter of the spiral blade 22 is gradually reduced from the water inlet to the filter material outlet.
In another preferred embodiment, an iron block inlet is formed on the top wall of the filter cartridge 1, and an iron block bin is arranged on the casing 5, so that an iron block can be added into the filter cartridge 1, and can continuously strike the filter cartridge 1 in the filter cartridge 1 due to the rolling pushing action of mine water and the rotating pushing action of the spiral pusher 2, thereby effectively reducing the blocking probability of the filter cartridge 1; the iron blocks can be discharged from the filter material outlet together with the filter material in the filter cartridge 1, and magnetic separation equipment is arranged at a corresponding position below the shell 5 (right below the filter material outlet) for recovering the iron blocks, and the magnetic material outlet of the magnetic separation equipment is connected with the iron block bin.
The foregoing description of the preferred embodiments of the invention 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 invention.
Claims (6)
1. The utility model provides a mine water treatment system, includes coarse filtration device, smart filter equipment and advanced treatment unit, its characterized in that: the fine filtering device comprises a filter cylinder and a spiral pusher, the spiral pusher comprises a rotating shaft, a spiral blade arranged on the rotating shaft and a conveying driving unit used for driving the rotating shaft to rotate, the filter cylinder and the rotating shaft are coaxially arranged and sleeved on the outer edge of the spiral blade, one end of the filter cylinder is provided with a water inlet communicated with the coarse filtering device, the other end of the filter cylinder is provided with a filter material outlet, and a water collecting unit communicated with the advanced treatment device is arranged below the filter cylinder;
the fine filtering device also comprises a shell and a back flushing mechanism for cleaning the filter cartridge, the filter cartridge is accommodated in the shell, and the back flushing mechanism comprises a plurality of back flushing spray heads which are arranged in the shell and are positioned outside the filter cartridge, and a water supply pipeline for supplying water to each back flushing spray head;
the top wall and the bottom wall of the shell are both provided with back flushing spray heads, the filter cartridge is connected with a filter cartridge driving unit for driving the filter cartridge to rotate around the axis of the filter cartridge, and the bottom section cylinder body of the filter cartridge is regulated by periodically driving the filter cartridge to rotate, so that the service life of the filter cartridge is prolonged;
The advanced treatment device adopts a chemical treatment process, and the water supply pipeline is communicated with a clear water outlet pipe of the advanced treatment device, so that the water discharged from the advanced treatment device is used as backwash water.
2. The mine water treatment system of claim 1, wherein: the spraying direction of the back flushing spray head is adjustable.
3. The mine water treatment system of claim 1, wherein: and a microcomputer time control switch is arranged on the water supply pipeline.
4. The mine water treatment system of claim 1, wherein: the water supply pipeline is connected with the water collecting unit.
5. The mine water treatment system as defined in claim 4, wherein: the water collecting unit comprises a water collecting tank arranged in the shell and positioned below the filter cylinder and a water storage tank positioned below the shell, wherein the water collecting tank is communicated with the water storage tank through a sewer pipe, and the water supply pipeline is connected to the water storage tank.
6. The mine water treatment system of claim 1, wherein: the spiral blades are equal-diameter spiral blades, and the diameter of the rotating shaft is gradually increased from the water inlet to the filter material outlet;
Or the rotating shaft is an equal-diameter rotating shaft, and the diameter of the spiral blade is gradually reduced from the water inlet to the outlet direction of the filter material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910576836.9A CN110372114B (en) | 2019-06-28 | 2019-06-28 | Mine water treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910576836.9A CN110372114B (en) | 2019-06-28 | 2019-06-28 | Mine water treatment system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110372114A CN110372114A (en) | 2019-10-25 |
| CN110372114B true CN110372114B (en) | 2024-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910576836.9A Active CN110372114B (en) | 2019-06-28 | 2019-06-28 | Mine water treatment system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104307238A (en) * | 2014-10-21 | 2015-01-28 | 黄全 | Primary purified water treatment tank |
| CN204337879U (en) * | 2014-12-01 | 2015-05-20 | 中国矿业大学(北京) | A kind of high efficiency smart mine water pretreatment complete set of equipment |
| CN205710278U (en) * | 2016-06-15 | 2016-11-23 | 南京全景环保科技有限公司 | A kind of adjustable device for purifying potable water of filter opening size |
| WO2017079856A1 (en) * | 2015-11-09 | 2017-05-18 | 北京瑞宝利热能科技有限公司 | Continuous filtration device for untreated sewage and system having same |
| CN108797724A (en) * | 2018-07-02 | 2018-11-13 | 佛山市盟发净水科技有限公司 | A kind of purifier of Household water drainage pipeline |
| KR101935506B1 (en) * | 2017-09-25 | 2019-04-03 | 우광티엔씨(주) | Treatment facility for nonpoint pollution |
| CN210595497U (en) * | 2019-06-28 | 2020-05-22 | 中冶南方都市环保工程技术股份有限公司 | Mine water treatment system |
-
2019
- 2019-06-28 CN CN201910576836.9A patent/CN110372114B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104307238A (en) * | 2014-10-21 | 2015-01-28 | 黄全 | Primary purified water treatment tank |
| CN204337879U (en) * | 2014-12-01 | 2015-05-20 | 中国矿业大学(北京) | A kind of high efficiency smart mine water pretreatment complete set of equipment |
| WO2017079856A1 (en) * | 2015-11-09 | 2017-05-18 | 北京瑞宝利热能科技有限公司 | Continuous filtration device for untreated sewage and system having same |
| CN205710278U (en) * | 2016-06-15 | 2016-11-23 | 南京全景环保科技有限公司 | A kind of adjustable device for purifying potable water of filter opening size |
| KR101935506B1 (en) * | 2017-09-25 | 2019-04-03 | 우광티엔씨(주) | Treatment facility for nonpoint pollution |
| CN108797724A (en) * | 2018-07-02 | 2018-11-13 | 佛山市盟发净水科技有限公司 | A kind of purifier of Household water drainage pipeline |
| CN210595497U (en) * | 2019-06-28 | 2020-05-22 | 中冶南方都市环保工程技术股份有限公司 | Mine water treatment system |
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| CN110372114A (en) | 2019-10-25 |
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