CN103130309A - Magnetic disk wastewater purification equipment - Google Patents
Magnetic disk wastewater purification equipment Download PDFInfo
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- CN103130309A CN103130309A CN2011103802744A CN201110380274A CN103130309A CN 103130309 A CN103130309 A CN 103130309A CN 2011103802744 A CN2011103802744 A CN 2011103802744A CN 201110380274 A CN201110380274 A CN 201110380274A CN 103130309 A CN103130309 A CN 103130309A
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- liquid cleaning
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Abstract
The invention belongs to the field of sewage treatments, and particularly relates to magnetic disk wastewater purification equipment, which comprises a host machine, a transmission mechanism, a residue scraping mechanism, a residue discharge mechanism and a water inlet and drainage mechanism, wherein the host machine comprises a disk holder, a magnet and an inner radial plate, the disk holder is fixed on a main shaft in the center through the inner radial plate, a magnetic disk is divided into 12-30 sectors through the disk holder, the magnet is distributed in the sectors, and the host machine is an annular magnetic disk adopting an outer ring with a diameter of 500-2000 mm as a basis. The magnetic disk wastewater purification equipment has characteristics of reasonable structure, reliable operation, high efficiency, large wastewater treatment capacity, and good effect.
Description
Technical field
The invention belongs to sewage treatment area, particularly a kind of disk effluent purifying device.
Background technology
It is the technology that a kind of magnetic field suction that provides by magnet is realized separating substances that magnetic separates, and belongs to physical partition method, is to grow up in the U.S. beginning of the seventies in last century, and it is the magnetic impurity in separating mixture rapidly.In magnetic extraction and application waste water, the magnetic of impurity particle is separated, and for the particle of non magnetic in water or weak magnetic, utilizes the magnetic inoculation technique can make them have magnetic.By the effect in external force magnetic field, magnetic suspended solids in waste water is separated, thereby reached the purpose of purifying waste water.Compare with ordinary methods such as sedimentation, filtrations, magnetic separation method has the series of advantages such as processing power is large, efficient is high, consuming little energy, simple and compact device, it not only has been successfully applied to BF Gas Washing water, fume from steel making is purified liquid waste, the purification of rolling effluent and sintering waste water, and also rising aspect other trade effluent, municipal effluent and land for building water purification.
At present typical magnetic separating apparatus is disc electromagnetic separator and high gradient magnetic separator.The disc electromagnetic separator becomes pollutent into magnetized magnetic throw out by interpolation flocculation agent and magnetic in waste water, then the magnetic throw out is adsorbed on the disk that is provided with magnet, thereby separates from waste water and removing magnetic throw out.Disc electromagnetic separator wastewater treatment capacity is large, removes the suspended substance ability, and working cost is low, and small accommodation area is easy and simple to handle, has adaptability and application prospect widely.Be applicable to steel rolling, the continuous casting wastewater treatment of iron and steel enterprise, the dust waste waters such as steel-making, ironmaking, sintering are processed and spoil reclaming, the processing of various Waste water concentrating dehydrations, mine wastewater, metal industry waste water, mechanical workout waste water etc.
Existing disc electromagnetic separator is in processing waste water, and there are the following problems all the time for disk: 1, some disk is the cast-in-block thick disk, and weight is large, affects shaft rigidity and operation stability; And the disk structure parameter is reasonable not in actual applications, has affected the giving full play to of usefulness of disk.2, improve magneticstrength.The raising of magneticstrength is subjected to the restriction of the factors such as magnet, and reasonably the disk spacing can effectively improve the device processes ability, can further improve equipment effectiveness.3, in prior art, the structure of disk groups and disk and water quality treatment are not mated, and can not give full play to disk usefulness, can't fully satisfy the wastewater treatment requirement.
Summary of the invention
In view of the above problem that exists in prior art, the objective of the invention is to solve the existing problem of magnetic separating apparatus in prior art, a kind of disk liquid cleaning device is provided, it has not only simplified disk structure, and optimized the disk spacing, improved equipment effectiveness, effluent index is improved.
Goal of the invention of the present invention is achieved through the following technical solutions.
A kind of disk liquid cleaning device, comprise main frame, transmission rig, slag scraping mechanism, slagging device and advance drainage mechanism, described main frame comprises plate rail, magnet and interior disc, plate rail is fixed on the main shaft at center by interior disc, plate rail is divided into the 12-30 fan section with disk, and magnet is distributed in the fan section; Described main frame is the circular disk take the outer shroud of diameter 500 ~ 2000mm as benchmark.
Described disk ring width is 100 ~ 500mm.
Described magnet is permanent magnet, its material can for neodymium iron boron, samarium-cobalt alloy, aluminium nickel cobalt, ferrite, strontium ferrites any.
The thickness of disk is 10 ~ 50mm.
Both sides, plate rail surface cover stainless steel faceplate.
Above-described plate rail, stainless steel faceplate and interior disc are that welding process connects.
Configure above-mentioned disk more than two by axle sleeve at main shaft, disk is arranged to parallel formulation; Described disk is installed on main shaft by axle sleeve, key; Dish spacing between described disk is 20-100mm; 1/3-2/3 placement at the disk radius arranges the feed screw nut; Nut width in described feed screw nut equals to coil spacing; Described feed screw nut has the 4-10 group.
The present invention has following advantage:
1, the circular disk of main frame take the outer shroud of diameter 500 ~ 2000mm as benchmark in the present invention, disk comprises plate rail, magnet and interior disc, plate rail is fixed on the main shaft at center by interior disc, plate rail is divided into the 12-30 fan section with disk, and magnet is distributed in the fan section.The reasonable structure of disk and disk groups directly affects the purify liquid waste stability for the treatment of effect and equipment of equipment of magnetic disc separation.And the operating mode of the structure between disk and disk groups, correlation parameter and corresponding disk type and the waste water of processing etc. are closely related, and the factor of decision is various, so the research of disk structure becomes magnetic and separates Focal point and difficult point in purification of waste water research.
The working condition that provides according to engineering of determining of the outer ring diameter of disk determines, example: mine laneway.The disk diameter is too small, in the situation that the same treatment water yield need increase number of disks; The disk diameter is excessive, need increase the height in tunnel, improves the civil engineering cost.We are through experiment and for several times research repeatedly, and the circular disk that obtains take the outer shroud of diameter 500 ~ 2000mm as benchmark is the optimum data of engineering practice.Fan-shaped distribution also will be considered several factors, wherein most importantly magnet physical dimension and dreg scraping stripe spare two factors.
Plate rail is divided into disk and is divided into 12-30 fans, and magnet is distributed in the sector of plate rail, formed fan magnetic region and spacer support frame without the magnetic region, the magnetic suspension thing that is conducive to be adsorbed separates.
2, ring width directly affects the water treatment effect of disk.According to experiment, it is relevant with the gradient of magnetic field force that the magnetic suspension thing is adsorbed, namely with the vector density dependent of magnetic line of force.Theoretically, the disk ring width is larger, and the absorption situation is better, but equipment cost is also thereupon to add; So under the index request of the clearance of removing the magnetic suspension thing 〉=90%, 100-500mm is most economical rational disk ring width.
3, disk thickness is relevant with structure and the required magnetic field size that provides of disk., easily be out of shape and adhesive in operational process lower than 10mm when disk thickness; And the separate unit processing power of excessive disk thickness meeting limiting device, the cost of disk also can increase.10 ~ 50mm is the rational thickness range of disk cost performance.
4, for guaranteeing that magnet is durable in use, cover stainless steel faceplate in both sides, plate rail surface, stainless steel faceplate adopts welding process to be fixed in plate rail.
5, plate rail, stainless steel faceplate and interior disc are that welding process connects, and this mode has been simplified disk structure,
Both guarantee the rigidity that disk is required, reduced again disk weight, and made simultaneously disk in use more reliable, greatly improved the disk life-span.
6, the disk in the present invention is arranged to parallel formulation, the Hang Du of its Ping＜=1%, and the disk spacing is the 20-100 millimeter, for giving full play to of disk performance provides guarantee.The disk spacing has determined magnetism intensity, affects disk to the treatment effect of sewage.Spacing is less, and magnetic force is stronger, and treatment effect is better, but the current area reduces, and processing power descends; Spacing is larger, and processing power increases, but can reduce the treatment effect of equipment.Under same magneticstrength, reasonably the disk spacing can satisfy the water outlet requirement, also can guarantee the processing power of equipment, and the reasonable value that reaches equipment embodies.Through repetition test, it is 20 ~ 100 millimeters that the applicant draws rational disk spacing, the waste water that contains the magnetic suspension thing forms the toll bar micro swirl after entering runner, making the magnetic suspension thing at runner center flow to voluntarily the disk side is adsorbed, improve the organic efficiency of disk, under the same traffic condition, can reduce number of disks 2 ~ 7%, reduce production cost, and do not affected effluent index.
7, in the present invention, the 1/3-2/3 placement at the disk radius arranges the feed screw nut, and the nut width in described feed screw nut equals to coil spacing, and the feed screw nut has the 4-10 group.This structure has greatly guaranteed the flow area of current by disk, improves the water treatment capacity of equipment, has also satisfied the required structural rigidity of disk groups simultaneously, makes each disk in use reliable and stable; The adjusting nut position, can finely tune the disk spacing when assembling, guarantees that each disk spacing is even; Simultaneously also guarantee the due rigidity of disk groups, prevented the sticking suction of disk, increased the disk groups resistance to overturning.
8, configure above-mentioned disk more than two by axle sleeve at main shaft, described axle sleeve is installed on main shaft by key.Each axle sleeve provides positioning action for disk, and the thickness of the axle sleeve spacing required according to each disk groups decided, and its scope is 20 ~ 30mm.
9, magnet of the present invention distributes by the endless belt, the slag that both had been conducive to disk absorption by dreg scraping stripe scrape from, make disk realize effective slag absorbing and take off the slag process; Also can produce the magnetic line of force vector of specific direction, form the magneticstrength scope at the magnetic force annular collar of 1000-4000Gs.
Description of drawings
Fig. 1 is main machine structure schematic diagram of the present invention;
Fig. 2 is disk groups structural representation of the present invention.
Wherein: the 1-plate rail; The 2-magnet; The 3-panel; Disc in 4-; The 5-disk; 6-feed screw nut; The 7-main shaft; The 8-axle sleeve; The 9-key.
Embodiment
The present invention is further illustrated below in conjunction with accompanying drawing and embodiment.
As shown in Fig. 1, a kind of disk liquid cleaning device, comprise main frame, transmission rig, slag scraping mechanism, slagging device and advance drainage mechanism, described main frame comprises plate rail 1, magnet 2 and interior disc 4, plate rail 1 is fixed on the main shaft 7 at center by interior disc 4, plate rail 1 is divided into the 12-30 fan section with disk 5, and magnet 2 is distributed in the fan section; Described main frame is the circular disk 5 take the outer shroud of diameter 500 ~ 2000mm as benchmark; Described disk 5 ring widthes are 100 ~ 500mm; The thickness of disk 5 is 10 ~ 50mm; The surperficial both sides of plate rail 1 cover stainless steel faceplate 3; Described plate rail 1, stainless steel faceplate 3 and interior disc 4 connect for welding process; Magnet is permanent magnet, and its material is neodymium iron boron.
As shown in Figure 2, a kind of disk liquid cleaning device configures above-mentioned disk 5 more than two at main shaft 7 by axle sleeve 8, and disk 5 is arranged to parallel formulation; Described disk 5 is installed on main shaft 7 by axle sleeve 8, key 9; Dish spacing between described disk 5 is 20-100mm; 1/3-2/3 placement at disk 5 radiuses arranges feed screw nut 6; Nut width in described feed screw nut 6 equals to coil spacing; Described feed screw nut 6 has the 4-10 group; Magnet is permanent magnet, and its material is ferrite.
Workflow of the present invention is as follows:
Handled wastewater streams is through disk, and along with the running of disk, the magnetic flco in waste water is adsorbed by disk, and slag is taken away the water surface, when the dreg scraping stripe by dreg scraping stripe with absorption slag unload, reached the purpose of slag absorbing, slag dumping.
Rational in infrastructure, easy to process due to disk, the Performance Match of magneticstrength and floc sedimentation slag so the efficient of processing waste water up to more than 90%, under different concentration of suspension operating modes, is regulated complete processing, all can make the outlet concentration of suspension be controlled at below 20mg/L.
As can be known above-mentioned, that disk liquid cleaning device of the present invention has is rational in infrastructure, reliable, efficient is high, process large, the effective characteristics of wastewater flow rate.
Embodiment one
Process rolling waste water 1500m with the present invention's technical scheme claimed in claim 10
3/ h, import concentration of suspension 350mg/L, oil-containing 40mg/L, the suspension content of water outlet is less than 20mg/L, and oleaginousness is less than 5mg/L.
By showing in experiment of the present invention, disk thickness greater than 30mm after, will increase the substance of disk, thereby increase the winding degree of disk arbor, produce during operation and wriggle, affect the quantity that disk is installed on axle, the restriction wastewater treatment water yield can not reach unit of the present invention and process water yield 1500m
3The requirement of/h.When disk was assembled on axle, if feed screw nut location, the parallelism of disk can not be effectively controlled in disk sticking suction each other, affects the homogeneity of runner current, thereby causes the unstable of water quality.
Embodiment two
Process sanitary sewage with the present invention's technical scheme claimed in claim 10, add the magnetic kind, through the magnetic flocculation reaction.Flooding quantity 10000m
3/ d, import concentration of suspension 340mg/L, COD 235mg/L is during TP 3.0mg/L; Go out water suspension content less than 20mg/L, COD is less than 120mg/L, and TP content is less than 0.1mg/L.
Above explanation embodiments of the present invention, but the invention is not restricted to above embodiment.
Claims (12)
1. a disk liquid cleaning device, comprise main frame, transmission rig, slag scraping mechanism, slagging device and advance drainage mechanism, it is characterized in that:
Described main frame comprises plate rail (1), magnet (2) and interior disc (4), and plate rail (1) is fixed on the main shaft (7) at center by interior disc (4), and plate rail (1) is divided into the 12-30 fan section with disk (5), and magnet (2) is distributed in the fan section; Described main frame is the circular disk (5) take the outer shroud of diameter 500 ~ 2000mm as benchmark.
2. a kind of disk liquid cleaning device as claimed in claim 1, it is characterized in that: described disk (5) ring width is 100 ~ 500mm.
3. a kind of disk liquid cleaning device as claimed in claim 1, it is characterized in that: described magnet (2) is permanent magnet, its material can for neodymium iron boron, samarium-cobalt alloy, aluminium nickel cobalt, ferrite, strontium ferrites any.
4. a kind of disk liquid cleaning device as claimed in claim 2, it is characterized in that: the thickness of disk (5) is 10 ~ 50mm.
5. a kind of disk liquid cleaning device as claimed in claim 4, is characterized in that: the surperficial both sides covering of plate rail (1) stainless steel faceplate (3).
6. a kind of disk liquid cleaning device as claimed in claim 5 is characterized in that: described plate rail (1), stainless steel faceplate (3) and interior disc (4) are that welding process connects.
7. the described a kind of disk liquid cleaning device of claim as arbitrary in claim 1-6 is characterized in that: by axle sleeve (8) configuration above-mentioned disk (5) more than two, disk (5) is arranged to parallel formulation at main shaft (7).
8. a kind of disk liquid cleaning device as claimed in claim 7, it is characterized in that: described disk (5) is installed on main shaft (7) by axle sleeve (8), key (9).
9. a kind of disk liquid cleaning device as claimed in claim 8, it is characterized in that: the dish spacing between described disk (5) is 20-100mm.
10. a kind of disk liquid cleaning device as claimed in claim 9 is characterized in that: the 1/3-2/3 placement at disk (5) radius arranges feed screw nut (6).
11. a kind of disk liquid cleaning device as claimed in claim 10 is characterized in that: the nut width in described feed screw nut (6) equals to coil spacing.
12. a kind of disk liquid cleaning device as claimed in claim 11 is characterized in that: described feed screw nut (6) has the 4-10 group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103802744A CN103130309A (en) | 2011-11-25 | 2011-11-25 | Magnetic disk wastewater purification equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103802744A CN103130309A (en) | 2011-11-25 | 2011-11-25 | Magnetic disk wastewater purification equipment |
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| Publication Number | Publication Date |
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| CN103130309A true CN103130309A (en) | 2013-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011103802744A Pending CN103130309A (en) | 2011-11-25 | 2011-11-25 | Magnetic disk wastewater purification equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109650500A (en) * | 2019-01-22 | 2019-04-19 | 中国科学院上海高等研究院 | A kind of magnetic field arrangement of the high gradient magnetic separator for magnetic-coagulation water process |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU990681A1 (en) * | 1981-09-09 | 1983-01-23 | Тартуский Ордена Трудового Красного Знамени Государственный Университет | Apparatus for complex activation of liquid |
| CN2277299Y (en) * | 1996-06-14 | 1998-04-01 | 四川冶金环能工程有限责任公司 | Rotary-disk strong magnetic washing machine |
| CN2721618Y (en) * | 2004-09-07 | 2005-08-31 | 倪明亮 | Rare earth magnetic ring separated waste water purifier |
| RU2376248C1 (en) * | 2008-07-08 | 2009-12-20 | Государственное образовательное учреждение высшего профессионального образования Казанский государственный технический университет им. А.Н. Туполева | Method of removing suspended particles from liquids and device for removing suspended particles from liquids |
| CN202045006U (en) * | 2011-01-21 | 2011-11-23 | 四川环能德美科技股份有限公司 | Permanente magnet coal heavy-medium recovery equipment |
| CN202482114U (en) * | 2011-11-25 | 2012-10-10 | 四川环能德美科技股份有限公司 | Magnetic disk wastewater purification equipment |
-
2011
- 2011-11-25 CN CN2011103802744A patent/CN103130309A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU990681A1 (en) * | 1981-09-09 | 1983-01-23 | Тартуский Ордена Трудового Красного Знамени Государственный Университет | Apparatus for complex activation of liquid |
| CN2277299Y (en) * | 1996-06-14 | 1998-04-01 | 四川冶金环能工程有限责任公司 | Rotary-disk strong magnetic washing machine |
| CN2721618Y (en) * | 2004-09-07 | 2005-08-31 | 倪明亮 | Rare earth magnetic ring separated waste water purifier |
| RU2376248C1 (en) * | 2008-07-08 | 2009-12-20 | Государственное образовательное учреждение высшего профессионального образования Казанский государственный технический университет им. А.Н. Туполева | Method of removing suspended particles from liquids and device for removing suspended particles from liquids |
| CN202045006U (en) * | 2011-01-21 | 2011-11-23 | 四川环能德美科技股份有限公司 | Permanente magnet coal heavy-medium recovery equipment |
| CN202482114U (en) * | 2011-11-25 | 2012-10-10 | 四川环能德美科技股份有限公司 | Magnetic disk wastewater purification equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109650500A (en) * | 2019-01-22 | 2019-04-19 | 中国科学院上海高等研究院 | A kind of magnetic field arrangement of the high gradient magnetic separator for magnetic-coagulation water process |
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Application publication date: 20130605 |