CN115259534A - Water treatment method and equipment for sandstone aggregate production - Google Patents
Water treatment method and equipment for sandstone aggregate production Download PDFInfo
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- CN115259534A CN115259534A CN202210956713.XA CN202210956713A CN115259534A CN 115259534 A CN115259534 A CN 115259534A CN 202210956713 A CN202210956713 A CN 202210956713A CN 115259534 A CN115259534 A CN 115259534A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 75
- 238000000034 method Methods 0.000 title claims abstract description 26
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- 238000004140 cleaning Methods 0.000 claims abstract description 36
- 238000001914 filtration Methods 0.000 claims abstract description 24
- 239000002245 particle Substances 0.000 claims abstract description 21
- 238000007885 magnetic separation Methods 0.000 claims abstract description 20
- 238000011084 recovery Methods 0.000 claims abstract description 20
- 238000000746 purification Methods 0.000 claims abstract description 12
- 239000010802 sludge Substances 0.000 claims abstract description 7
- 238000005189 flocculation Methods 0.000 claims abstract description 6
- 230000016615 flocculation Effects 0.000 claims abstract description 6
- 230000005291 magnetic effect Effects 0.000 claims description 43
- 238000003756 stirring Methods 0.000 claims description 21
- 239000002351 wastewater Substances 0.000 claims description 19
- 229920000642 polymer Polymers 0.000 claims description 18
- 238000005345 coagulation Methods 0.000 claims description 15
- 230000015271 coagulation Effects 0.000 claims description 15
- 238000003860 storage Methods 0.000 claims description 15
- 239000002893 slag Substances 0.000 claims description 14
- 239000000701 coagulant Substances 0.000 claims description 13
- 230000001681 protective effect Effects 0.000 claims description 13
- 238000005192 partition Methods 0.000 claims description 12
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 12
- 150000002910 rare earth metals Chemical class 0.000 claims description 11
- 239000010865 sewage Substances 0.000 claims description 11
- 238000007790 scraping Methods 0.000 claims description 10
- 239000000126 substance Substances 0.000 claims description 8
- 239000012535 impurity Substances 0.000 claims description 7
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage 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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
-
- 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
- C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
- C02F1/488—Treatment of water, waste water, or sewage with magnetic or electric fields for separation of magnetic materials, e.g. magnetic flocculation
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
-
- 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
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/34—Organic compounds containing oxygen
-
- 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
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The invention discloses water treatment equipment for producing sandstone aggregates, which comprises an operation pool, wherein a filtering device and a magnetic separation device are arranged in the operation pool, the filtering device is used for filtering large-particle suspended matters, the filtering device is positioned in the operation pool to slide, the magnetic separation device is used for purifying small-particle suspended matters filtered by the filtering device, the magnetic separation device is positioned in the operation pool to rotate, a cleaning device used for cleaning the large-particle suspended matters above the filtering device is arranged on the operation pool, the cleaning device is positioned on the filtering device to slide, a quantitative feeding device is fixed on the operation pool, and a recovery device used for recovering sludge is arranged on one side of the operation pool, which is far away from the cleaning device. The water treatment equipment and the method thereof have the advantages of high efficiency, high purification efficiency, low operation cost, advanced effect and technical index, no maintenance of the equipment, small occupied area of the equipment, great reduction of operation cost and investment, energy conservation, environmental protection and efficiency improvement, and can instantly finish flocculation and capture of suspended matters.
Description
Technical Field
The invention relates to the field of sewage treatment, in particular to a water treatment method and equipment for producing sandstone aggregates.
Background
The main components of suspended matters in the circulating sewage of the mineral plant are mineral powder, soil and the like, the suspended matters account for 95 percent of the total amount, wherein suspended matter particles account for about 86.8 percent between 70 meshes and 200 meshes, and the purification efficiency is greatly reduced because the particle size is too small and light and is difficult to pass through flocculation precipitation. For small particle suspended matters in the traditional process, the particles are smaller than 300um, small, suspended in water and precipitated by gravity, the process is long, the efficiency is low, the cost is high, the occupied area is large, and the effect is poor. If the secondary sedimentation tank is adopted for treatment, the effect and the index can not meet the requirements. If no secondary advection precipitation, concentration tank and other process equipment are available, the impurities are directly recycled, and the method cannot be put into production and use.
Conventional water treatment streams are classified into two types, precipitation filtration and concentration. The precipitation filtration method has long period, low purification efficiency, large floor area, high energy consumption, large one-time investment and high maintenance cost; the concentration method is that coagulant and oil flocculant are added into concentrated well water to flocculate and precipitate oil and suspended solid in sewage, and the sludge is discharged periodically and then is concentrated and dewatered for transportation to purify sewage. The method has the defects of high investment, high management cost for long-term operation and high requirements on the technology and responsibility of operators, and provides the water treatment method and the equipment for producing the sandstone aggregate.
Disclosure of Invention
The invention aims to provide a water treatment method and equipment for producing sandstone aggregates, which utilize a magnetic separation technology, effectively apply the high-intensity magnetic force of rare earth permanent magnetic materials, combine a plurality of rare earth magnetic disks for magnetic gathering, rapidly separate ferromagnetic suspended matters from wastewater by utilizing the high-intensity magnetic field strength and the high-field gradient after the polymerization, enable the ferromagnetic suspended matters to be adsorbed on the magnetic disks, and remove the ferromagnetic suspended matters by adopting an effective slag removal mode, thereby achieving the purpose of purifying the wastewater, meeting the water quality requirements of turbid circulating water cooling and product production, realizing the reuse for production water supplement, being recyclable, reducing the occupied area, shortening the purification time, improving the purification effect, being free of maintenance and having small one-time investment.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a water treatment facilities for grit aggregate production, water treatment facilities is including operating the pond, be equipped with filter equipment and magnetic separation device in the operation pond, filter equipment is used for filtering large granule suspended solid, and filter equipment is located to slide in the operation pond, and magnetic separation device is used for carrying out purification treatment to the small granule suspended solid after filter equipment filters.
The magnetic separation device is positioned in the operation pool to rotate, a cleaning device used for cleaning large particles above the filtering device is arranged on the operation pool, the cleaning device is positioned on the filtering device to slide, a quantitative feeding device is fixed on the operation pool, and a recovery device used for recovering sludge is arranged on one side, away from the cleaning device, of the operation pool.
The filter equipment is equipped with the filtration hole that is used for sieving large granular material including the filter that is located the buffer pool on, the filter, and the both sides of filter all are equipped with the second sliding block, and the top of filter is equipped with the slide rail, and the below of the top of filter is equipped with the pneumatic cylinder of symmetric distribution, and the base of pneumatic cylinder is fixed on the operation pond, and the output shaft and the filter fastening of pneumatic cylinder are connected.
The operation pool is characterized by comprising an operation pool body, wherein a partition plate is arranged in front of the operation pool body, the partition plate and the operation pool body form a buffer pool, and the partition plate and the operation pool body form a coagulation stirring pool.
The side wall of the buffer tank is provided with a T-shaped chute positioned on the partition plate and the operation tank body, a one-way channel is arranged below the T-shaped chute, the one-way channel controls the wastewater in the buffer tank to flow into the coagulation stirring tank, and the operation tank body is provided with a coagulant adding device and a flocculant adding device.
In the coagulant adding device and the flocculating agent adding device can add coagulant and flocculating agent into the coagulation stirring tank, one side of operation pond body is fixed with first backup pad, and the opposite side of operation pond body is fixed with the second backup pad, all is equipped with the spout of vertical distribution in first backup pad and the second backup pad, is equipped with the delivery port on the operation pond body.
Furthermore, feed arrangement is including fixing the first motor in first backup pad, and the output shaft of first motor is fixed with first lead screw, and threaded connection has the first sliding block that slides in the spout that is located first backup pad on the first lead screw.
The water treatment device is characterized in that a supporting ring which is vertically distributed is fixed on the first sliding block, a storage piece for storing water to be treated is sleeved in the supporting ring, a sealing cover is arranged at one end of the storage piece in a rotating mode, and a discharge hole for controlling quantitative discharging of the storage piece is formed in the other end of the storage piece.
Furthermore, cleaning device is including fixing the second motor on the operation body of pool, and the output shaft of second motor is fixed with the connecting plate, and the pivot of the one end of connecting plate is located and rotates on the operation body of pool, rotates in the pivot of the other end of connecting plate and is equipped with the annular plate.
The rotating shaft at the other end of the connecting plate is positioned in the annular plate to rotate and slide, telescopic rods distributed in an array mode are arranged on the filter plate, the base of each telescopic rod is positioned in the corresponding sliding rail to slide, a connecting rod is arranged between the output shafts of the telescopic rods, and the connecting rods are vertically distributed with cleaning rods fixed on the output shafts of the telescopic rods.
Further, the below of clearance pole is equipped with the brush that is used for clearing up the filter, is close to the output shaft and the annular plate fastening connection of the telescopic link of annular plate one side, and cleaning device passes through clearance pole lateral sliding on the filter, and the circulation is collected the large granule impurity propelling movement water treatment facilities on the filter.
Furthermore, the magnetic separation device comprises a second screw rod which is positioned in the coagulation stirring pool and rotates, a third motor is fixed below the operation pool body, an output shaft of the third motor is fixedly connected with the second screw rod, and a rotating block is connected to the second screw rod in a threaded manner.
The rotating block is fixed with a protective sleeve, rare earth magnetic disks are arranged on the outer side of the protective sleeve, the rare earth magnetic disks are arranged on the protective sleeve in a stacked mode and are stacked into a spiral shape, a limiting disc is arranged on the second lead screw, and the outer diameter of the limiting disc is the same as the inner diameter of the protective sleeve.
Furthermore, the recovery device comprises a third sliding block which slides in a sliding groove of the second supporting plate, a third motor is fixed on the second supporting plate, a third screw rod is fixed on an output shaft of the third motor, and the third screw rod is in threaded connection with the third sliding block.
Furthermore, the one end vertical fixation that the second backup pad was kept away from to the third sliding block has the recovery piece, retrieves the piece and adopts screw conveyer all to collect the mud sediment, retrieves the piece and lies in and slides on the operation pond body, is equipped with on the recovery mouth of recovery piece and scrapes the sediment strip, scrapes the sediment strip and forms magnetism-isolating and unload the sediment area, scrapes into screw conveyer system by scraping the sediment strip.
Further, the use method of the water treatment equipment comprises the following steps:
the method comprises the following steps: at first in beating pending circulation waste water to feed arrangement through the elevator pump, through setting for specific volume, treat that the pneumatic cylinder falls the filter to the lowest in the buffer pool, storage piece ration drains in the buffer pool, starts the second motor simultaneously, and the clearance pole can stir waste water, prevents to filter the hole and blocks up, then with the filter lifting, makes the large granules be detained on the filter, and clearance pole reciprocating motion processing large granules clears up the collection.
Step two: a static pipeline mixer is arranged on a pipeline at the front end of the buffer tank, a micro-magnetic flocculation agent quantitatively given by a metering pump flows into the mixer from a dosing port at the front end of the mixer, and is fully mixed with circulating sewage in the mixer, so that small particle molecules of suspended substances in the sewage begin to polymerize and form regular arrangement.
Step three: the filtered wastewater flows into a coagulation stirring tank along with a one-way channel, small polymers which cannot be observed by naked eyes are continuously formed in the flowing process, the small polymers and the micro magnetic coagulant and the micro magnetic powder which are pumped by a metering pump are fully stirred, and then a plurality of small polymers are polymerized together again to form large flocculent polymers, so that suspended substances, impurities and the like are separated from water molecules, wrapped in the polymers and suspended in water.
Step four: the water after magnetic separation in the stirring pool passes through a water outlet pipeline and is separated and purified in a self-flowing-channel high-efficiency energy-saving mining water purification device, waste residues are scraped into a spiral conveyor by a residue scraping strip in the device and are discharged to a magnetic squeezing dehydrator through a residue sliding pipeline for squeezing and dehydrating, and purified clean water flows back to a production line through the pipeline for recycling.
The invention has the beneficial effects that:
1. the water treatment equipment utilizes a magnetic separation technology, effectively applies the high magnetic force of a rare earth permanent magnetic material, combines a plurality of rare earth magnetic disks for magnetic gathering, quickly separates ferromagnetic suspended matters from the wastewater by utilizing the high magnetic field strength and the high magnetic field gradient after polymerization, enables the ferromagnetic suspended matters to be adsorbed on the magnetic disks, and removes the ferromagnetic suspended matters by adopting an effective slag discharge mode, thereby achieving the purpose of purifying the wastewater, meeting the water quality requirements of turbid circulating water cooling and product production, realizing the reuse for water supplement in production, saving resources and protecting the environment;
2. the water treatment equipment adopts integrated equipment, firstly filters large particles, and then treats small suspended particles, so that the water treatment equipment is small in size, good in integral rigidity, simple in maintenance and management, less in fault, only provided with routing inspection and free of special management;
3. the water treatment equipment has high treatment efficiency, large granular slag and grease are removed by gravity precipitation before a dosing point is selected in a buffer tank, the large granular slag and the grease cannot be precipitated in a pipeline, the efficiency of removing suspended matters in sewage is more than or equal to 90 percent, the oil removal rate is more than or equal to 85 percent, the water quality after treatment reaches the water quality standard of circulating water, the capacity utilization rate of a production line is improved, the labor productivity is improved, and the cost saving on manpower, material resources and financial resources is directly and indirectly promoted.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the structure of a water treatment apparatus according to the present invention;
FIG. 2 is a schematic view of the structure of the water treatment apparatus of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;
FIG. 4 is a schematic view showing a partial structure of a water treatment apparatus according to the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 4;
FIG. 6 is a schematic view of the structure of the water treatment apparatus of the present invention;
FIG. 7 is an enlarged view of the structure at C in FIG. 6;
FIG. 8 is a schematic view of the structure of the water treatment apparatus of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model provides a water treatment facilities for grit aggregate production, water treatment facilities is including operation pond 1, as shown in figure 1, be equipped with filter equipment 2 and magnetic separation device 3 in the operation pond 1, filter equipment 2 is used for filtering the large granule suspended solid, filter equipment 2 slides in being located operation pond 1, magnetic separation device 3 is used for carrying out purification treatment to the small granule suspended solid after filter equipment 2 filters, magnetic separation device 3 is located operation 1 internal rotation in pond, be equipped with on the operation pond 1 and be used for carrying out the cleaning device 4 of clearance to 2 top large granule matters of filter equipment, cleaning device 4 slides on being located filter equipment 2, be fixed with quantitative feed arrangement 5 on the operation pond 1, one side of keeping away from cleaning device 4 on the operation pond 1 is equipped with the recovery unit 6 that is used for retrieving the dregs.
The operation tank 1 comprises an operation tank body 11, as shown in fig. 1, fig. 2 and fig. 3, a partition plate 12 is arranged in front of the operation tank body 11, the partition plate 12 and the operation tank body 11 form a buffer tank, the partition plate 12 and the operation tank body 11 form a coagulation stirring tank, a T-shaped chute 13 is arranged on the side wall of the buffer tank and located on the partition plate 12 and the operation tank body 11, a one-way channel 16 is arranged below the T-shaped chute 13, the one-way channel 16 controls wastewater in the buffer tank to flow into the coagulation stirring tank, a coagulant adding device 14 and a flocculant adding device 15 are arranged on the operation tank body 11, the coagulant adding device 14 and the flocculant adding device 15 can add coagulant and flocculant into the coagulation stirring tank, a first support plate 17 is fixed on one side of the operation tank body 11, a second support plate 18 is fixed on the other side of the operation tank body 11, chutes vertically distributed on the first support plate 17 and the second support plate 18, and a water outlet is arranged on the operation tank body 11.
The feeding device 5 comprises a first motor 51 fixed on the first supporting plate 17, an output shaft of the first motor 51 is fixed with a first screw rod 52, a first sliding block 53 positioned in a sliding groove of the first supporting plate 17 is connected to the first screw rod 52 in a threaded manner, a supporting ring 54 vertically distributed is fixed on the first sliding block 53, a storage part 55 used for storing water to be treated is sleeved in the supporting ring 54, a sealing cover 56 is arranged at one end of the storage part 55 in a rotating manner, a discharge hole used for controlling quantitative discharging of the storage part 55 is formed at the other end of the storage part 55, and the discharge hole is positioned above the buffer pool.
Filter equipment 2 is including being located the filter 21 in the buffer pool, as shown in fig. 4, be equipped with the filtration pore 22 that is used for sieving the large particulate matter on the filter 21, the both sides of filter 21 all are equipped with second sliding block 23, the top of filter 21 is equipped with slide rail 24, the below of the top of filter 21 is equipped with symmetric distribution's pneumatic cylinder 25, the base of pneumatic cylinder 25 is fixed on operation pond body 11, the output shaft and the filter 21 fastening of pneumatic cylinder 25 are connected, pneumatic cylinder 25 can control filter 21 and be located operation pond 1 internal longitudinal sliding through the cooperation of second sliding block 23 with T type spout 13.
The cleaning device 4 includes a second motor 41 fixed on the operation tank body 11, as shown in fig. 3 and 5, a connecting plate 42 is fixed on an output shaft of the second motor 41, a rotating shaft at one end of the connecting plate 42 is positioned on the operation tank body 11 to rotate, a rotating shaft at the other end of the connecting plate 42 is rotatably provided with a ring plate 43, a rotating shaft at the other end of the connecting plate 42 is positioned on the ring plate 43 to rotate and slide, telescopic rods 44 distributed in an array are arranged on the filter plate 21, bases of the telescopic rods 44 are positioned in the sliding rails 24 to slide, a connecting rod 45 is arranged between output shafts of the telescopic rods 44, a cleaning rod 46 fixed on the output shaft of the telescopic rod 44 is vertically distributed on the connecting rod 45, brushes 47 for cleaning the filter plate 21 are arranged below the cleaning rod 46, an output shaft of the telescopic rod 44 close to one side of the ring plate 43 is fastened with the ring plate 43, and the cleaning device 4 slides transversely on the filter plate 21 through the cleaning rod 46 to circularly push impurities on the water treatment device for collection.
The magnetic separation device 3 includes a second screw rod 31 rotating in the coagulation stirring pool, as shown in fig. 6, 7 and 8, a third motor 32 is fixed below the operation pool body 11, an output shaft of the third motor 32 is tightly connected with the second screw rod 31, a rotating block 33 is connected with the second screw rod 31 in a threaded manner, a protective cover 34 is fixed on the rotating block 33, a rare earth magnetic disc 35 is arranged outside the protective cover 34, the rare earth magnetic discs 35 are stacked on the protective cover 34 and stacked in a spiral shape, a limiting disc 36 is arranged on the second screw rod 31, the outer diameter of the limiting disc 36 is the same as the inner diameter of the protective cover 34, the inner part of the protective cover 34 can be cleaned, in the process of slow rotation of the second screw rod 31, circulating wastewater is under the action of high magnetic field strength and high magnetic gradient, magnetic and non-magnetic polymers (after flocculation and dosing, the magnetic and non-magnetic polymers are wrapped together), are quickly oriented and adsorbed on the surface of the rare earth magnetic disc 35 and separated from water, the magnetic polymer is subjected to the action of the attraction force fmg and the water flow resistance is larger than the magnetic force (fmg + Fc), when the magnetic resistance is larger than the magnetic force, the magnetic disc 35, the magnetic fluid moves to the magnetic disc 35, and the suspended particles move to the magnetic disc 35 in the rotating direction, and the magnetic disc 35, and the suspended substances are removed from the magnetic disc 35, and most of the suspended substances are removed from the magnetic disc 35 in the magnetic disc.
The recovery device 6 comprises a third sliding block 61 which slides in a sliding groove of the second support plate 18, a third motor 62 is fixed on the second support plate 18, a third screw 63 is fixed on an output shaft of the third motor 62, the third screw 63 is in threaded connection with the third sliding block 61, a recovery piece 64 is vertically fixed at one end, far away from the second support plate 18, of the third sliding block 61, the recovery piece 64 collects sludge by adopting a spiral conveyor system, the recovery piece 64 slides on the operation tank body 11, a slag scraping strip 65 is arranged on a recovery port of the recovery piece 64, the slag scraping strip 65 forms a magnetic isolation slag discharging belt, the slag scraping strip 65 scrapes the sludge into the spiral conveyor system and is discharged from a slag discharging port, the magnetic disc 35 with the slag removed is turned into water again, a cyclic rare earth magnetic disc separation and purification waste water process is formed, and the waste water with suspended matters removed enters a next process for recycling.
The water treatment method comprises the following steps:
the method comprises the following steps: firstly, a lift pump pumps circulating wastewater to be treated into a feeding device 5, a certain amount is set, when a hydraulic cylinder 25 lowers a filter plate 21 to the lowest position in a buffer tank, a storage piece 55 discharges water into the buffer tank in a quantitative manner, a second motor 41 is started, a cleaning rod 46 can stir the wastewater to prevent a filter hole 22 from being blocked, then the filter plate 21 is lifted, large particles are retained on the filter plate 21, and the cleaning rod 46 reciprocates to process the large particles for cleaning and collection;
step two: a static pipeline mixer is arranged on a pipeline at the front end of the buffer tank, a micro-magnetic flocculation medicament quantitatively given by a metering pump flows into the mixer through a medicament feeding port at the front end of the mixer, and is fully mixed with circulating sewage in the mixer, so that small particle molecules of suspended substances in the sewage begin to polymerize and form regular arrangement;
step three: the filtered wastewater flows into a coagulation stirring tank along with a one-way channel 16, small polymers which cannot be observed by naked eyes are continuously formed in the flowing process, the small polymers are fully stirred with a micro-magnetic coagulant and micro-magnetic powder which are pumped by a metering pump, and then a plurality of small polymers are polymerized together again to form large flocculent polymers, so that suspended substances, impurities and the like are separated from water molecules, are wrapped in the polymers, and are suspended in water;
step four: the water after magnetic separation in the stirring pool passes through a water outlet pipeline and is separated and purified in the self-flowing-channel high-efficiency energy-saving mining water purification equipment, waste residues are scraped into a spiral conveyor by a residue scraping strip 65 in the equipment and are discharged to a magnetic squeezing dehydrator through a residue sliding pipeline for squeezing and dehydrating, and purified clean water flows back to a production line through the pipeline for recycling.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (9)
1. A water treatment device for producing gravel aggregate comprises an operation pool (1) and is characterized in that a filtering device (2) and a magnetic separation device (3) are arranged in the operation pool (1), the filtering device (2) is used for filtering large-particle suspended matters, the filtering device (2) is positioned in the operation pool (1) to slide, and the magnetic separation device (3) is used for purifying the small-particle suspended matters filtered by the filtering device (2);
the magnetic separation device (3) is positioned in the operation pool (1) to rotate, a cleaning device (4) for cleaning large-particle objects above the filtering device (2) is arranged on the operation pool (1), the cleaning device (4) is positioned on the filtering device (2) to slide, a quantitative feeding device (5) is fixed on the operation pool (1), and a recovery device (6) for recovering sludge is arranged on one side of the operation pool (1) far away from the cleaning device (4);
filter equipment (2) are equipped with filtration pore (22) that are used for sieving large particulate matter including filter (21) that are located the buffer pool on filter (21), the both sides of filter (21) all are equipped with second sliding block (23), the top of filter (21) is equipped with slide rail (24), the below of the top of filter (21) is equipped with symmetric distribution's pneumatic cylinder (25), the base of pneumatic cylinder (25) is fixed on operation pond (1), the output shaft and filter (21) fastening connection of pneumatic cylinder (25).
2. The water treatment equipment for producing the sandstone aggregate according to the claim 1, wherein the operation pool (1) comprises an operation pool body (11), a partition plate (12) is arranged in front of the operation pool body (11), the partition plate (12) and the operation pool body (11) form a buffer pool, and the partition plate (12) and the operation pool body (11) form a coagulation stirring pool;
the side wall of the buffer tank is provided with a T-shaped chute (13) positioned on the partition plate (12) and the operation tank body (11), a one-way channel (16) is arranged below the T-shaped chute (13), the one-way channel (16) controls the wastewater in the buffer tank to flow into the coagulation stirring tank, and the operation tank body (11) is provided with a coagulant adding device (14) and a flocculant adding device (15);
coagulant adding device (14) and flocculant adding device (15) can add coagulant and flocculant into the coagulation stirring pond, and one side of operation pond body (11) is fixed with first backup pad (17), and the opposite side of operation pond body (11) is fixed with second backup pad (18), all is equipped with the spout of vertical distribution on first backup pad (17) and second backup pad (18), is equipped with the delivery port on the operation pond body (11).
3. The water treatment equipment for producing sandstone aggregate according to claim 2, wherein the feeding device (5) comprises a first motor (51) fixed on the first supporting plate (17), a first screw rod (52) is fixed on an output shaft of the first motor (51), and a first sliding block (53) which is positioned in a sliding groove of the first supporting plate (17) and slides is in threaded connection with the first screw rod (52);
the water treatment device is characterized in that supporting rings (54) which are vertically distributed are fixed on the first sliding block (53), a storage piece (55) used for storing water to be treated is sleeved in each supporting ring (54), a sealing cover (56) is rotatably arranged at one end of each storage piece (55), and a discharge hole used for controlling quantitative discharging of each storage piece (55) is formed in the other end of each storage piece (55).
4. The water treatment equipment for producing sandstone aggregate according to claim 3, wherein the cleaning device (4) comprises a second motor (41) fixed on the operation pool body (11), a connecting plate (42) is fixed on an output shaft of the second motor (41), a rotating shaft at one end of the connecting plate (42) is positioned on the operation pool body (11) to rotate, and an annular plate (43) is rotatably arranged on a rotating shaft at the other end of the connecting plate (42);
the rotating shaft at the other end of the connecting plate (42) is located in an annular plate (43) to rotate and slide, telescopic rods (44) distributed in an array mode are arranged on the filtering plate (21), a base of each telescopic rod (44) is located in a sliding rail (24) to slide, a connecting rod (45) is arranged between output shafts of the telescopic rods (44), and cleaning rods (46) fixed to output shafts of the telescopic rods (44) are vertically distributed on the connecting rods (45).
5. A water treatment device for producing sandstone aggregate according to claim 4, characterized in that the lower part of the cleaning rod (46) is provided with a brush (47) for cleaning the filter plate (21), the output shaft of the telescopic rod (44) close to one side of the annular plate (43) is fixedly connected with the annular plate (43), and the cleaning device (4) slides transversely on the filter plate (21) through the cleaning rod (46) to circularly push large granular impurities on the filter plate (21) out of the water treatment device for collection.
6. The water treatment equipment for producing the sand aggregate according to the claim 5, wherein the magnetic separation device (3) comprises a second screw rod (31) which is positioned in the coagulation stirring pool and rotates, a third motor (32) is fixed below the operation pool body (11), an output shaft of the third motor (32) is tightly connected with the second screw rod (31), and a rotating block (33) is connected to the second screw rod (31) in a threaded manner;
a protective sleeve (34) is fixed on the rotating block (33), rare earth magnetic disks (35) are arranged on the outer side of the protective sleeve (34), the rare earth magnetic disks (35) are located on the protective sleeve (34) and stacked to form a spiral shape, a limiting disc (36) is arranged on the second screw rod (31), and the outer diameter of the limiting disc (36) is the same as the inner diameter of the protective sleeve (34).
7. The water treatment equipment for producing sandstone aggregates according to claim 6, wherein the recovery device (6) comprises a third sliding block (61) which slides in a sliding groove of the second support plate (18), a third motor (62) is fixed on the second support plate (18), a third screw rod (63) is fixed on an output shaft of the third motor (62), and the third screw rod (63) is in threaded connection with the third sliding block (61).
8. The water treatment equipment for producing sandstone aggregates according to claim 7, wherein a recovery piece (64) is vertically fixed at one end of the third sliding block (61) far away from the second supporting plate (18), the recovery piece (64) collects the sludge by adopting a screw conveyor system, the recovery piece (64) is positioned on the operation tank body (11) to slide, a slag scraping strip (65) is arranged on a recovery port of the recovery piece (64), and the slag scraping strip (65) forms a magnetic isolation slag discharging belt and is scraped into the screw conveyor system by the slag scraping strip (65).
9. The water treatment equipment for sandstone aggregate production of claim 8, wherein the use method of the water treatment equipment comprises the following steps:
the method comprises the following steps: firstly, circulating wastewater to be treated is pumped into a feeding device (5) through a lifting pump, a certain amount is set, a hydraulic cylinder (25) is used for lowering a filter plate (21) to the lowest position in a buffer tank, a storage piece (55) drains water into the buffer tank in a quantitative mode, a second motor (41) is started, a cleaning rod (46) can stir the wastewater to prevent a filter hole (22) from being blocked, then the filter plate (21) is lifted, large particles are retained on the filter plate (2), and the cleaning rod (46) reciprocates to process the large particles for cleaning and collection;
step two: a static pipeline mixer is arranged on a pipeline at the front end of the buffer tank, a micro-magnetic flocculation medicament quantitatively given by a metering pump flows into the mixer through a medicament feeding port at the front end of the mixer, and is fully mixed with circulating sewage in the mixer, so that small particle molecules of suspended substances in the sewage begin to polymerize and form regular arrangement;
step three: the filtered wastewater flows into a coagulation stirring pool along with a one-way channel (16), small polymers which cannot be observed by naked eyes are continuously formed in the flowing process, the small polymers are fully stirred with a micro-magnetic coagulant and micro-magnetic powder which are beaten by a metering pump, and then a plurality of small polymers are polymerized together again to form large flocculent polymers, so that suspended substances, impurities and the like are separated from water molecules, are wrapped in the polymers and are suspended in water;
step four: the water after magnetic separation in the stirring pool passes through a water outlet pipeline, separation and purification treatment are carried out in the self-flow-channel high-efficiency energy-saving mining water purification equipment, waste residues are scraped into a spiral conveyor by a residue scraping strip (65) in the equipment and are discharged to a magnetic squeezing dehydrator through a residue discharge pipeline for squeezing and dehydration, and purified clean water flows back to a production line through the pipeline for recycling.
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Cited By (1)
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