CN109675399B - A kind of ore processing dust collecting process - Google Patents
A kind of ore processing dust collecting process Download PDFInfo
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- CN109675399B CN109675399B CN201910165367.1A CN201910165367A CN109675399B CN 109675399 B CN109675399 B CN 109675399B CN 201910165367 A CN201910165367 A CN 201910165367A CN 109675399 B CN109675399 B CN 109675399B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/20—Combinations of devices covered by groups B01D45/00 and B01D46/00
Abstract
The present invention relates to a kind of ore processing dust collecting process, the dust generated during ore processing is recycled using ore processing dust pelletizing system, pass sequentially through dusty gas including the equal flow post mechanism of dedusting, cyclone dustproof pipe mechanism, filter screen mechanism, the dust pelletizing system for adsorbing dedusting mechanism, the dust of recycling obtains dust block after being passed through compressor compresses, ore processing dust collecting process good dedusting effect of the invention, it not will cause secondary pollution, the dust of recycling can utilize again.
Description
Technical field
The present invention relates to a kind of dust collecting process, dust treatment process in specially a kind of ore processing.
Background technique
Dust is a kind of pollutant common in industrial production especially ore processing.Dust not only brings the damage of mineral
It loses, and brings serious environmental pollution.The soil and atmosphere for making periphery in mining and process by serious pollution,
Dust, which is also possible to enter in water body, causes water pollution, causes the destruction of entire ecological environment.A large amount of dust is generated to drift
In air, the diseases such as human respiratory system can also be caused by not only causing environmental pollution.In exploitation, broken, screening, conveying etc.
Processing scene, dust cause serious damage to the health of worker first, secondly to the environment on machining area periphery
It impacts.In order to administer the dust generated during ore processing, kinds of processes is developed and has removed chalk dust removing.
CN202527036U discloses a kind of dust filtering device applied to ore processing, and dust exhaust apparatus is by job area
Interior fugitive dust suction filter chamber interior, sparge pipe and spraying device simultaneously water spray, diffuse come water mist capture and
Dust particles are adsorbed, finally, the moisture content for being adsorbed with dust pools together on ground, guides by drainage and aqueduct to another
Filter residue processing is carried out in outer dregs filter.
CN108771934A discloses a kind of ore desulfurization dust collecting process, and wherein smelting exhaust gas first passes through the secondary combustion of combustion furnace
It burns, is reduced to the complete phosphorus content of burning, precipitating is successively then sprayed by spray column one, spray column two, removes powder therein
Dirt and bulky grain sundries, subsequently enter desulfurization mechanism, carry out desulfurization process by chemical reagent, are provided with a separate chamber, can
Identical or different reagent is filled as needed, and exhaust gas is passed through one of chamber or is successively continuously passed through multiple chambers,
Continuous processing carries out adsorption treatment finally by adsorbent material.
But above-mentioned technique has different degrees of defect in terms of ore processing dedusting, and some processes are during dedusting
It needs to be purified using shower water or absorbing liquid, although there is certain effect to dedusting, be produced again in treatment process
Sewage or waste liquid containing dust, polluted water source and environment.Part processing equipment is complicated, takes up a large area, cannot achieve needle
It is also undesirable to the targetedly dedusting and dust removing effects of dust point of release each during ore processing.Some processes are in dedusting
Energy consumption is larger in journey, consumes mass energy and isolated dust cannot achieve resource reutilization.
Summary of the invention
In view of the above-mentioned problems, the improved ore of the technology utilization adds the present invention provides a kind of ore processing dust collecting process
Work dust pelletizing system recycles the dust generated during ore processing, and the dust of recycling is further used, dust removal efficiency
It is high and the secondary pollution of environmental pollution can not caused to discharge, realize environmental improvement and utilization of resources.
Using dust collecting process of the invention, the efficiency of dust collection of ore processing process can be improved, reduces dust to the mill of equipment
Damage, high-effective dust-removing and object without secondary pollution discharge, and efficiently use the dust of recycling and dust pelletizing system is easy to remove, applied field is puted the palms together before one
Divide extensively, effective dedusting can be carried out for link each during ore processing.
To achieve the above object, the technical scheme adopted by the invention is that:
A kind of ore processing dust collecting process returns the dust generated during ore processing using ore processing dust pelletizing system
It receives and utilizes, ore processing dust pelletizing system is moved near dust emission source, the air inlet 18 of dust pelletizing system is arranged towards dust
Source is put, the first blower 9 is opened, dusty gas introduces ore processing dust pelletizing system under the action of the first blower 9；Dusty gas according to
It is secondary by the equal flow post mechanism of dedusting, cyclone dustproof pipe mechanism, filter screen mechanism, absorption dedusting mechanism after from gas outlet 19 be discharged；
Dusty gas impacts the equal flow post mechanism of dedusting first, when dusty gas impacts dedusting equal flow post mechanism, larger particles in gas
Dust and the equal flow post 2 of dedusting are hit, and speed slows down and is detached from the first dust hopper 28 that air-flow falls into lower section after multiple impact
In；Dust-contained airflow subsequently enters cyclone dustproof pipe mechanism, the cyclone dustproof pipe mechanism include close-packed arrays in section be circle
Shell 1 in more cyclone dustproof pipes 3, the gap between each cyclone dustproof pipe 3 closed in inlet by cover board 43, ash-laden gas
Stream forms the air-flow rotated clockwise after cyclone dustproof pipe mechanism；3 inner wall of cyclone dustproof pipe is equipped with several one end and sticks up
It rises, the fixed dedusting piece 4 in one end；Dust-contained airflow leaves cyclone dustproof pipe mechanism and enters filter screen mechanism, and filter screen mechanism includes
Three layers of first strainer 7-1, the second strainer 7-2, third strainer 7-3 being sequentially arranged, strainer periphery are annular magnet 6, each magnet
It is same sex magnet, annular magnet 6 is slidably matched with sliding rail 44, after dust-contained airflow enters filter screen mechanism, filter screen retention
Dust is fallen into the second dust hopper 31 by the first through hole 41 of 1 bottom of shell；Purifying gas flow through filter screen mechanism is in whirlwind
Continue rotational flow under the action of blade 11 and enter absorption dedusting mechanism, absorption dedusting mechanism includes the cyclone pipe around shell 1
12, cyclone pipe 12 is that section is semicircular helix tube, and inside is filled with adsorbent, and shell 1 contacts corresponding with helix tube 12
Position offers several gas supply of second through-hole 42 streams and enters；Purifying gas flow leave absorption dedusting mechanism after entrainment of residual dust into
Enter the dust-collecting cavity 16 near shell gas outlet, dust-collecting cavity offers third through-hole 21 close to 1 bottom position of shell, and residual dust is logical
It crosses third through-hole 21 and enters third dust hopper 22；First dust hopper 28, the dust in the second dust hopper 31 and third dust hopper 22
Enter compressor after into total dust hopper 35, binder is injected into the compression chamber 36 of compressor, dust and binder are through over-voltage
Dust block is obtained after contracting.
Further, it is fixed with the first retaining ring 5 on the left of the first strainer, prevents the first strainer 7-1 from moving to the left, third
It is fixed with the second retaining ring 8 on the right side of strainer 7-3, prevents the second retaining ring 8 from moving to the right.
Further, it is trapezoidal pore structure that first through hole 41, which is the big axial cross section in the small outlet of import,.
Further, wind deflector 32 is equipped with inside the second dust hopper 31, one end of which is fixed on far from 18 direction of air inlet
The second dust hopper 31 inner wall above, another free end tilts down 15 ° compared with horizontal plane.
Further, the starting point 121 of cyclone pipe 12 and end 122 in tapering type connection in order to the inflow of air-flow and
Outflow.
Further, the position that helix tube 12 is contacted with 1 outer wall of shell is equipped with filter 13, can prevent adsorbent from leaking and permit
Perhaps air-flow enters.
Further, gas outlet 19, which is on the second blower support frame, is equipped with axial flow blower 15, by most of Whirl deposite tank
Become axis stream wind and leaves dust pelletizing system.
Further, the rod-like structure that the equal flow post of dedusting is 1-2 centimetres of diameter, vertical interval are 2-5 centimetres, horizontal space
It is 3-5 centimetres.
Further, projection of the entrance and exit of cyclone dustproof pipe on cross section has the offset of angle [alpha], and α can be
15 ° -45 °, every cyclone dustproof pipe slightly distorts clockwise or counterclockwise simultaneously.
Further, the shape of dedusting piece can be water-drop-shaped or sector.
Further, strainer material is stainless steel wire, synthetic fibers, non-woven fabrics.
Further, the quantity of cyclone dustproof pipe is adjustable, can increase the diameter of center cyclone dustproof pipe while reduce
The diameter of peripheral cyclone dustproof pipe increases the quantity of peripheral cyclone dustproof pipe, total flow area can be improved.
Further, air inlet can also directly be connected with the dust emission mouth of ore processing device, such as same ore reduction
The dust emission mouth of machine or ores lifting machine is connected directly, and can reduce the operation power of the first blower, energy saving at this time.
Further, the material of shell can be stainless steel or glass reinforced plastic.
Further, the quantity of the support rod of the first blower support frame and the quantity of cyclone blade are 3-8 piece.
Further, used binder includes organic binder and inorganic binder, for example, pitch, starch, oxalic acid,
Boric acid, calcium silicate cement, clay, kaolin etc..
Further, dust collecting process of the invention can change airflow direction promotion by changing the rotation direction of blower
Strainer movement, so that the dust that attachment is shaken off in strainer vibration realizes regeneration.
Ore processing dust collecting process of the invention has the advantage that
1, ore processing dust collecting process high dust collection efficiency of the invention does not have pollutant generation, Bu Huizao in dust removal process
At the secondary pollution of environment.
2, in ore processing dust collecting process of the invention, air-flow can efficiently separate bulky grain after passing through the equal flow post mechanism of dedusting
Dust reduces the impact to follow-up equipment, obtains stable air-flow.
3, in ore processing dust collecting process of the invention, air-flow can not only obtain rotation after passing through cyclone dustproof pipe mechanism
Air-flow can also further remove chalk dust removing, swirling eddy can the strainer effectively to downstream regenerate.
4, strainer periphery is annular magnet, and each magnet is the same sex, and using principle of same-sex repulsion, the strainer of vibration is by used
Property effect so that the dust being gathered on strainer is shaken off, eliminate the regenerating units such as conventional scraper or pulse air.
5, setting absorption dedusting mechanism, especially cyclone pipe structure, greatly improve contact of the air-flow with adsorbent simultaneously
Reduce droop loss.
6, the dust of collection is further utilized in ore processing dust collecting process of the invention, and dust is pressed into dust block,
Facilitate subsequent transport and processing, can be used for construction material, ore processing raw material etc., realize waste utilization, be effectively utilized
Ore resource.
7, ore processing dust collecting process of the invention has a wide range of application, adaptable, can pass through mobile ore processing dedusting
System and to each link of ore processing generate dust effectively recycled.
Detailed description of the invention
Dust pelletizing system structural schematic diagram used by Fig. 1 ore processing dust collecting process of the present invention
Side view at A in Fig. 2 Fig. 1
Side view at B in Fig. 3 Fig. 1
Side view at C in Fig. 4 Fig. 1
Side view at D in Fig. 5 Fig. 1
Side view at E in Fig. 6 Fig. 1
Another embodiment schematic diagram of total dust hopper in Fig. 7 Fig. 1
Another embodiment schematic diagram of Tu8Tu1Zhong cyclone dustproof pipe mechanism
Main appended drawing reference explanation:
In figure, shell 1, the equal flow post 2 of dedusting, cyclone dustproof pipe 3, cyclone dust removal tube inlet 3-1, cyclone dustproof pipe outlet 3-
2, dedusting piece 4, the first retaining ring 5, magnet 6, the first strainer 7-1, the second strainer 7-2, third strainer 7-3, the second retaining ring 8, first
Blower 9, the first blower support frame 10, cyclone blade 11, cyclone pipe 12, starting point 121, end 122, filter 13, adsorbent
14, axial flow blower 15, dust-collecting cavity 16, bending part 17, air inlet 18, gas outlet 19, the second blower support frame 20, third through-hole
21, third dust hopper 22, third unloading valve 23, third delivery pipe 24, vertical support frame 25, horizontal bracket 26, idler wheel 27, the first collection
Dirt bucket 28, the first unloading valve 29, the first delivery pipe 30, the second dust hopper 31, wind deflector 32, the second unloading valve 33, the second conveying
Pipe 34, total dust hopper 35, compression chamber 36, compression blocks 37, hydraulic stem 38, total dust hopper support rod 39, compressor support rod 40, the
One through-hole 41, the second through-hole 42, cover board 43, sliding rail 44, folding 45, discharge baffle 46, barrier switch 47, binder import 48,
First motor 49, shaft 50, auger mechanism 51, feed opening 52, feeder pipe 53, first annular slot 54, the second annular groove 55,
Bearing 56, rotating seal ring 57, driven gear 58, driving gear 59, the second motor 60, cyclone dustproof pipe mechanism shell 61.
Specific embodiment
The embodiment of invention is described in further detail with reference to the accompanying drawing.But embodiment is not construed as limiting the invention.
Embodiment 1
A kind of ore processing dust collecting process returns the dust generated during ore processing using ore processing dust pelletizing system
It receives and utilizes, ore processing dust pelletizing system as shown in Figure 1 is moved near dust emission source, air inlet 18 is arranged towards dust
Source is put, the first blower 9 is opened, dusty gas introduces ore processing dust pelletizing system under the action of the first blower 9.Dusty gas is first
First impact the equal flow post mechanism of dedusting, the equal flow post mechanism of dedusting 2 groups of the equal flow post of three layers of dedusting evenly distributed as shown in Fig. 1
At the rod-like structure that each equal flow post 2 of dedusting is 1 centimetre of diameter, vertical interval is 2 centimetres, and horizontal space is 3 centimetres.Ash-laden gas
When body impacts dedusting equal flow post mechanism, the dust of larger particles and the equal flow post 2 of dedusting are hit in gas, fast after multiple impact
Degree slows down and is detached from air-flow and falls into the first dust hopper 28 of lower section.The equal flow post mechanism of dedusting has not only separated greater particle size first
Ore dust, avoid its impact to subsequent parts, and the equal flow post mechanism of dedusting has the function of uniformly distributed air-flow, can make
The air-flow that the air-flow of disorder becomes gentle enters subsequent dust-removing process.
Dust-contained airflow enters cyclone dustproof pipe mechanism after the equal flow post mechanism of dedusting, as shown in figure 3, cyclone dustproof pipe machine
Structure includes close-packed arrays in 7 cyclone dustproof pipes 3 in the circular shell 1 that section is 1 meter of diameter, each cyclone dustproof pipe 3 it
Between gap closed in inlet by cover board 43, therefore air-flow can only pass through inside cyclone dustproof pipe.Every cyclone dustproof pipe 3
3-2 is exported with cyclone dust removal tube inlet 3-1 and cyclone dustproof pipe, as shown in figure 3, surrounding the periphery of center cyclone dustproof pipe 3
Projection of the entrance and exit on the B of cross section of every cyclone dustproof pipe 3 there is the offset of angle [alpha], α is 15 °, i.e. periphery is every
Root cyclone dustproof pipe 3 slightly distorts clockwise or counterclockwise simultaneously.In this way, dust-contained airflow is after cyclone dustproof pipe mechanism
Just the air-flow rotated clockwise is formd.3 inner wall of cyclone dustproof pipe is tilted equipped with one end, the fixed dedusting piece 4 in one end, dedusting
4 quantity of piece is two circles, and every circle presses circumference uniform distribution 10.Dust in air-flow is trapped or slows down after hitting dedusting piece 4.Dedusting piece
4 shape is sector, and arc-shaped side is fixedly connected with 3 inner wall of cyclone dustproof pipe.Since air-flow is after the equal flow post mechanism of dedusting
Become more gentle uniform state, therefore almost the same by the air-flow velocity of every cyclone dustproof pipe 3, and then forms stabilization
Swirling eddy.
Dust-contained airflow leaves cyclone dustproof pipe mechanism and enters filter screen mechanism, and filter screen mechanism includes three layers and is sequentially arranged
First strainer 7-1, the second strainer 7-2, third strainer 7-3.First strainer 7-1 design retention is less than 250 mesh dust, the second strainer
7-2 design retention 250-900 mesh dust, third strainer 7-3 design retention are greater than 900 mesh dust.Specific strainer material is ability
The prior art in domain can be selected as needed, and the present embodiment is synthetic fibers.First gear is fixed on the left of first strainer
Circle 5, prevents the first strainer 7-1 from moving to the left, is fixed with the second retaining ring 8 on the right side of third strainer 7-3, prevents the second retaining ring 8
It moves to the right.Strainer periphery is annular magnet 6, and each magnet is same sex magnet.As shown in figure 4, the first retaining ring 5 and second gear
Three one slide rails 44 are fixed on the inner wall of shell 1 between circle 8, annular magnet 6 is slidably matched with sliding rail 44, the first strainer 7-1,
It is mobile that second strainer 7-2 and third strainer 7-3 can freely prolong sliding rail 44.After dust-contained airflow enters filter screen mechanism, dust is filtered
It is fallen into after net retention in the second dust hopper 31 of lower section.Strainer is pushed to move to the right under the action of the wind, but due to same sex magnet 6
Effect, each strainer repels each other, therefore cannot fit closely and keep a fixed spacing.When the either large or small generation fluctuation of intake,
Strainer to the right or is moved to the left under wind-force and magneticaction, and due to mobile effect of inertia, the dust being gathered on strainer can
Shaken off, is fallen into the second dust hopper 31 after shaking off by the first through hole 41 of 1 bottom of shell.Using the screening and dedusting method,
The regeneration of strainer and the collection of dust effectively are realized, eliminates the regenerating units such as conventional scraper or pulse air.And
Since the air-flow from cyclone dustproof pipe mechanism is spiral air flow, spiral air flow also can further make the tangential impact of strainer
The dust assembled on strainer is detached from.First through hole 41 is that the big axial cross section in the small outlet of several imports is trapezoidal hole knot
Structure, the pore structure of this shape can be avoided dust blocking.41 main function of first through hole also can so that the dust shaken off passes through
The dust in the second dust hopper 31 is avoided to escape out of dust hopper.It is further provided with wind deflector 32 inside second dust hopper 31,
One end is held away from above 31 inner wall of the second dust hopper on 18 direction of air inlet, and another free end is tilted down compared with horizontal plane
15 °, which can further prevent the disturbance of 31 internal gas flow of the second dust hopper so that dust is escaped out of dust hopper.Through
The dedusting of above-mentioned dedusting mechanism is crossed, the dust in dust-contained airflow has been removed about 95% or so.
Purifying gas flow through filter screen mechanism passes through the first blower support frame 10 under the drive of the first blower 9, such as Fig. 5 institute
Show, the first blower support frame 10 is three evenly distributed support rods, and every support rod is equipped with away from the direction of air inlet 18
The direction of rotation of a piece of cyclone blade 11, cyclone blade 11 is identical with the direction of rotation of cyclone dustproof pipe 3, so that air-flow continues edge
Same direction rotation.
The purifying gas flow of rotation enters absorption dedusting mechanism.As shown in Figure 1, absorption dedusting mechanism includes surrounding shell 1 three
The cyclone pipe 12 in week, cyclone pipe 12 are that section is semicircular helix tube, the hand of spiral of helix tube and the direction of rotation of air-flow
Unanimously.As shown in fig. 6, the inflow and stream of the starting point 121 of cyclone pipe 12 and end 122 in tapering type connection in order to air-flow
Out.Cyclone pipe 12, which is arranged, to be mounted on outside shell 1, and the conventional hermetics means such as sealant can be used in the sealing of cyclone pipe and shell.
Adsorbent is filled with inside helix tube 12, adsorbent is active carbon.The position that helix tube 12 is contacted with 1 outer wall of shell is equipped with filter
13, it can prevent adsorbent from leaking and air-flow is allowed to enter.The corresponding position that shell 1 is contacted with helix tube 12 offers several second
The gas supply stream of through-hole 42 enters.The micro dust contained in air-flow by helix tube 12 is adsorbed by adsorbent, ore processing process
In issuable heavy metal dusts be also adsorbed by adsorbent removal.By cyclone pipe structure, air-flow and suction are greatly improved
Attached dose of contact simultaneously reduces droop loss.
Purifying gas flow continues to move to gas outlet 19 after leaving absorption dedusting mechanism, and gas outlet 19 is in the support of the second blower
Axial flow blower 15 is installed on frame, most of Whirl deposite tank is become into axis stream wind and leaves dust pelletizing system.Small part Whirl deposite tank entrainment of
Residual dust enters the dust-collecting cavity 16 near shell gas outlet, and dust-collecting cavity 16 is the annular formed by the bending part 17 to bend inwards
Dust-collecting cavity, dust-collecting cavity offer third through-hole 21 close to 1 bottom position of shell, and residual dust enters third by third through-hole 21
Dust hopper 22, shell 1 are erected on horizontal bracket 26 by multiple vertical support frames 25.
After above-mentioned dust collecting process, dust concentration by system entrance about 450mg/m3It is reduced at system outlet
0.3mg/m3, 99.8% or more dust is removed in gas, and the dust collection of different-grain diameter is in the first dust hopper 28, and second
In dust hopper 31 and third dust hopper 22.After dedusting, the first unloading valve 29, the second unloading valve 33 and third unloading valve are opened
23, the dust in each dust hopper passes through the first delivery pipe 30, and the second delivery pipe 34 and third delivery pipe 24 enter total dust hopper 35
It is interior.Total dust hopper 35 is fixed on horizontal bracket 26 by total dust hopper support rod 39.Pass through compressor below horizontal bracket 26
Support rod connect compressor.Compressor includes compression chamber 36, is equipped with compression blocks 37 inside compression chamber 36, compression blocks 37 are in hydraulic stem
Compression movement to the left under 38 effects is equipped with the discharge baffle 46 opened and closed by folding 45 on the left of compression chamber 36.Total dust hopper 35
Feed opening 52 open after, dust in total dust hopper 35 enters compression chamber 36 through feeder pipe 53, at this time from binder entrance 48
Binder is injected, the dust containing binder is compressed into dust block under the compression of compression blocks 37.When compressing operation progress, gear
Switching plate 47 locks discharge baffle 46, and after compressing operation, barrier switch 47 is opened, and discharge baffle 46 is opened, and takes out compression
Dust block.Dust block can be used as construction material or ore processing raw material utilizes again.
Embodiment 2
It is almost the same with the dust collecting process of embodiment 1, the difference is that as shown in fig. 7, being equipped with bullet inside total dust hopper 35
The auger mechanism 51 of property, since the dust in total dust hopper 35 is in three different dust hoppers, three dust hoppers
Dust size be sequentially reduced, uneven into the dust size in total dust hopper, the dust block specifications obtained after compression are not united
One, therefore add auger mechanism 51 in total dust hopper 35 and can effectively improve mixability.Specially in total dust hopper 35
Side wall is equipped with first motor 49, and first motor 49 drives shaft 50 to carry out positive and negative rotation rotation, and 50 other end of shaft is connected with bullet
The auger mechanism 51 of property, auger mechanism 51 can be the elastomer of one section of spring steel coiled coil, auger mechanism
51 other end and feed opening outlet connects, and shaft 50 drives 51 positive and negative rotation of auger mechanism rotation, auger mechanism sheet
Body has elasticity, and elastic deformation occurs in rotation process, carries out shear agitation mixing to the dust in bucket.More traditional oar blade type
Blender contact area is bigger, and stirring efficiency is higher.
Embodiment 3
It is almost the same with the dust collecting process of embodiment 1, the difference is that as shown in figure 8, cyclone dustproof pipe mechanism relative to
Shell 1 is rotary.Dust collecting process carry out when, can interval the second motor of starting 60 drive cyclone dustproof pipe mechanism
Rotation.The specific structure of dust pelletizing system are as follows: side of the corresponding shell of the equal flow post mechanism of dedusting far from air inlet 18 is the first ring
Shape slot 54.The side of cyclone dustproof pipe mechanism shell 61 is annular slab, and the other side is the second annular groove 55.Cyclone dustproof pipe mechanism
The annular slab of shell 61 is inserted into first annular slot 54, the ring of the corresponding shell of filter screen mechanism on the right side of cyclone dustproof pipe mechanism
Shape plate is inserted into the second annular groove 55.Bearing 56 and rotating seal ring 57 are equipped in annular groove to guarantee cyclone dustproof pipe mechanism
Rotation and sealing.The periphery of cyclone dustproof pipe mechanism shell 61 is equipped with driven gear 58, and the second motor 60 is connected by rotation axis
Driving gear 59 is connect, driving gear 59 drives driven gear 58 to rotate and then drives the rotation of cyclone dustproof pipe mechanism.Of the invention
When dust collecting process carries out, since cyclone dustproof pipe is distortion, dust may be accumulated at internal distortion, is rotatably revolved at this time
Wind dust removing tube mechanism makes to turn to top at distortion, be detached from distortion and in the band of air-flow so that the dust of accumulation falls naturally
It is discharged under dynamic from the outlet of cyclone dustproof pipe.In addition, can start the second motor 60 when eddy flow wind-force deficiency and drive cyclone dust removal
Pipe mechanism is rotated to improve the degree of rotation of air-flow.
Embodiment 4
It is almost the same with the dust collecting process of embodiment 1, except that absorption dedusting mechanism is not arranged in hull outside
Helix tube, and use setting form inside housings.Adsorbent packing layer, packing layer two are specially set inside housings
Side is fixed using filter, adsorbent is filled inside filter, adsorbent is active carbon particle.
Embodiment 5
It is almost the same with the dust collecting process of embodiment 1, except that strainer mechanism be the common first effect being arranged successively,
Middle effect, efficient three layer filtration web frame, strainer are fixed in shell 1, do not configure annular magnet, are inverted and are generated using blower
Air-flow carry out back flushing type regeneration.
Obviously, above embodiment is only intended to clearly illustrate example, and not limitation of the present invention.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes, such as the scheme of each embodiment can be combined together.There is no necessity and possibility to exhaust all the enbodiments.
And obvious changes or variations extended from this are still within the protection scope of the invention.
Claims (7)
1. a kind of ore processing dust collecting process recycles the dust generated during ore processing using ore processing dust pelletizing system
It utilizes, which is characterized in that ore processing dust pelletizing system is moved near dust emission source, dusty gas is passed sequentially through including removing
It is arranged after Chen Jun flow post mechanism, cyclone dustproof pipe mechanism, filter screen mechanism, the dust pelletizing system of absorption dedusting mechanism from gas outlet (19)
Out；Dusty gas impacts the equal flow post mechanism of dedusting first, and the dust of bulky grain and the equal flow post of dedusting (2) are hit in gas, passes through
Speed slows down and is detached from air-flow and falls into the first dust hopper (28) of lower section after multiple impact；Dust-contained airflow subsequently enters whirlwind and removes
Chen Guan mechanism, the cyclone dustproof pipe mechanism include close-packed arrays in section be more cyclone dust removals in circular shell (1)
It manages (3), the gap between the cyclone dustproof pipe (3) is closed in inlet by cover board (43), and dust-contained airflow passes through cyclone dust removal
The air-flow of rotation is formd after pipe mechanism；Cyclone dustproof pipe (3) inner wall is equipped with the dedusting that several one end tilt, the other end is fixed
Piece (4)；Dust-contained airflow leaves cyclone dustproof pipe mechanism and enters filter screen mechanism, and the filter screen mechanism includes three layers and is sequentially arranged
The first strainer (7-1), the second strainer (7-2), third strainer (7-3), strainer periphery be annular magnet (6), each annular magnet
It (6) is same sex magnet, annular magnet (6) is slidably matched with sliding rail (44), and the dust of filter screen retention passes through shell (1) bottom
First through hole (41) fall into the second dust hopper (31)；Effect of the purifying gas flow through filter screen mechanism in cyclone blade (11)
Lower continuation rotational flow enters absorption dedusting mechanism, and the absorption dedusting mechanism includes the cyclone pipe (12) around shell (1), rotation
Flow tube (12) is that section is semicircular helix tube, and inside is filled with adsorbent, the corresponding position that shell (1) is contacted with helix tube
Several second through-hole (42) gas supply streams are offered to enter；Purifying gas flow enters after leaving absorption dedusting mechanism entrainment of residual dust
Dust-collecting cavity (16) near shell gas outlet, dust-collecting cavity (16) offers third through-hole (21) close to shell (1) bottom position, residual
Remaining dust enters third dust hopper (22) by third through-hole (21)；First dust hopper (28), the second dust hopper (31) and third
Dust in dust hopper (22) enters total dust hopper (35) and enters compressor afterwards, the injection bonding into the compression chamber (36) of compressor
Agent, dust and binder obtain dust block after overcompression.
2. dust collecting process according to claim 1, wherein be fixed with the first retaining ring (5) on the left of the first strainer (7-1), the
The second retaining ring (8) are fixed on the right side of three strainers (7-3).
3. dust collecting process according to claim 1, the first through hole (41) is that the big axial cross section in the small outlet of import is
Trapezoidal pore structure.
4. dust collecting process according to claim 1, second dust hopper (31) is internal to be equipped with wind deflector (32), the gear
Aerofoil (32) one end is held away from above the second dust hopper (31) inner wall on air inlet (18) direction, and another free end is compared with water
Plane tilts down 15 °.
5. dust collecting process according to claim 1, the starting point (121) of the cyclone pipe (12) and end (122) are in
It is tapering type to be connect with shell (1) appearance.
6. the shape of dust collecting process according to claim 1, the dedusting piece (4) is water-drop-shaped or sector.
7. dust collecting process according to claim 1, the binder includes pitch, starch, oxalic acid, boric acid, calcium silicates water
One or more of mud, clay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910165367.1A CN109675399B (en) | 2019-03-05 | 2019-03-05 | A kind of ore processing dust collecting process |
Applications Claiming Priority (1)
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| CN201308801Y (en) * | 2008-12-01 | 2009-09-16 | 张春明 | Heavy-duty vehicle dry-type high-power air filter |
| CN104415639A (en) * | 2013-08-30 | 2015-03-18 | 刘澈 | Air purification method |
| CN105311906A (en) * | 2014-08-05 | 2016-02-10 | 上海卓旋化工科技有限公司 | Large gas-liquid separator |
| CN108096986A (en) * | 2018-01-05 | 2018-06-01 | 老肯医疗科技股份有限公司 | Haze processing unit |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201308801Y (en) * | 2008-12-01 | 2009-09-16 | 张春明 | Heavy-duty vehicle dry-type high-power air filter |
| CN104415639A (en) * | 2013-08-30 | 2015-03-18 | 刘澈 | Air purification method |
| CN105311906A (en) * | 2014-08-05 | 2016-02-10 | 上海卓旋化工科技有限公司 | Large gas-liquid separator |
| CN108096986A (en) * | 2018-01-05 | 2018-06-01 | 老肯医疗科技股份有限公司 | Haze processing unit |
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