CN106400655B - Centrifugal dust collection device, dust pelletizing system and mixing plant - Google Patents
Centrifugal dust collection device, dust pelletizing system and mixing plant Download PDFInfo
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- CN106400655B CN106400655B CN201611046390.1A CN201611046390A CN106400655B CN 106400655 B CN106400655 B CN 106400655B CN 201611046390 A CN201611046390 A CN 201611046390A CN 106400655 B CN106400655 B CN 106400655B
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- dust collection
- collection device
- deflector
- centrifugal dust
- adjustment structure
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/10—Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins, i.e. producing mixtures or coating aggregates otherwise than by penetrating or surface dressing; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions
- E01C19/1004—Reconditioning or reprocessing bituminous mixtures, e.g. salvaged paving, fresh patching mixtures grown unserviceable; Recycling salvaged bituminous mixtures; Apparatus for the in-plant recycling thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
- B01D45/16—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream, the centrifugal forces being generated solely or partly by mechanical means, e.g. fixed swirl vanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/10—Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins, i.e. producing mixtures or coating aggregates otherwise than by penetrating or surface dressing; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions
- E01C19/1009—Plant wherein type or construction of the mixer are irrelevant
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Separating Particles In Gases By Inertia (AREA)
Abstract
The invention discloses a kind of centrifugal dust collection device, dust pelletizing system and mixing plants, are related to road building machine field, to realize the adjusting of centrifugal dust collection device dust collection capacity.The centrifugal dust collection device includes cavity and guiding subassembly, and cavity has inflow entrance, chamber and outflux, and guiding subassembly is set in chamber, and fluid flow passageway is collectively formed in the inner wall of guiding subassembly and cavity；The fluid flowed into via inflow entrance is passed through after centrifugal dust-removing in fluid flow passageway to be flowed out by outflux；Wherein, at least there are portion area dimensions and can change in fluid flow passageway, so that the circulation variation that fluid flow passageway allows fluid from.The centrifugal dust collection device that above-mentioned technical proposal provides, there are portion area dimensions to change for fluid flow passageway, so that the Fluid Volume for flowing through the part changes, so that the dust collection capacity of centrifugal dust collection device changes.
Description
Technical field
The present invention relates to road building machine fields, and in particular to a kind of centrifugal dust collection device, dust pelletizing system and mixing plant.
Background technique
As a large amount of project verifications of infrastructure development project, a large amount of of outmoded road surface overhaul, the demand to asphalt
Increasingly increase, the needs based on energy-saving and emission-reduction, environmental protection in the industry require also increasingly the technical performance index of asphalt mixing plant
It is high.The superiority and inferiority of primary dust removing device of the centrifugal dust removal device as mixing station, dust removal performance will be to next stage dust pelletizing system
Have a great impact.
Inventors have found that at least there are following problems in the prior art: the centrifugal dust removal device of existing asphalt mixing plant
The ineffective of bulky grain is often recycled, general matching is poor, when mixing station production capacity changes, centrifugal dedusting
Device, which not can be carried out effectively to match, can not also carry out the adjustment of adaptability, to influence primary dust removing effect and recycling coarse powder benefit
With rate, and then the dust emission of mixing station is influenced, causes the atmosphere pollution of ambient enviroment.
Summary of the invention
One of purpose of the invention is to propose a kind of centrifugal dust collection device, dust pelletizing system and mixing plant, to realize
The adjusting of centrifugal dust collection device dust collection capacity.
To achieve the above object, the present invention provides following technical schemes:
The present invention provides a kind of centrifugal dust collection device, including cavity and guiding subassembly, the cavity has inflow entrance, chamber
Room and outflux, the guiding subassembly are set in the chamber, and fluid is collectively formed in the guiding subassembly and the cavity inner wall
Circulation passage；The fluid flowed into via the inflow entrance in the fluid flow passageway by centrifugal dust-removing after through by the outflow
Mouth outflow；Wherein, at least there are portion area dimensions and can change in the fluid flow passageway, so that the fluid flow passageway
The circulation variation allowed fluid from.
In an alternate embodiment of the invention, there are at least one to be located at the stream between the guiding subassembly and the cavity inner wall
Opening on body circulation passage, and the opening is equipped with the adjustment structure for being adjustable opening size.
In an alternate embodiment of the invention, the guiding subassembly includes baffle assembly, and the baffle assembly is fixedly arranged on described
Cavity inner wall, the adjustment structure can be rotated or are movably disposed in the cavity inner wall；The baffle assembly, the adjusting
The fluid flow passageway is collectively formed in structure and the cavity inner wall.
In an alternate embodiment of the invention, the adjustment structure is rotatably arranged in the cavity inner wall, the baffle assembly
Inside, which exists, has opening between opening or the baffle assembly and the chamber inner wall, the adjustment structure component is located at
The opening.
In an alternate embodiment of the invention, the baffle assembly includes the first deflector, the second deflector and third deflector；
First deflector is fixedly linked with the cavity inner wall, and first deflector and the cavity inner wall it
Between there are the first openings；
Second deflector is fixedly linked with the cavity inner wall, and second deflector and first deflector
Between there are the second openings；
The third deflector is fixedly linked with the cavity inner wall, and the third deflector and the cavity inner wall it
Between there are third openings, there are the 4th openings between the third deflector and second deflector；
The adjustment structure is set to first opening, second opening, third opening and the 4th opening
At least one of place.
In an alternate embodiment of the invention, the adjustment structure is set to the 4th opening, and the edge of the adjustment structure
Interlock with the edge of the third deflector.
In an alternate embodiment of the invention, first deflector is close to the inflow entrance, and the radius of first deflector
Less than the radius of second deflector.
In an alternate embodiment of the invention, first deflector is identical with the radius of the third deflector, and decentraction.
In an alternate embodiment of the invention, distance of first deflector apart from the inflow entrance is greater than the third deflector
Distance apart from the inflow entrance.
In an alternate embodiment of the invention, the offset at the third deflector center of circle and the centrifugal dust collection device center is institute
State the 1/3-2/3 of third deflector radius.
In an alternate embodiment of the invention, the size of first opening is 150mm-350mm.
In an alternate embodiment of the invention, the size of second opening is 100mm-250mm.
In an alternate embodiment of the invention, the size of the third opening is 100mm-300mm.
In an alternate embodiment of the invention, the adjustment structure rotation center is greater than institute at a distance from the third deflector center of circle
State the radius of third deflector.
In an alternate embodiment of the invention, the adjustment structure rotation center is less than at a distance from the centrifugal dust collection device center
The radius of the third deflector.
In an alternate embodiment of the invention, the distance and institute at the adjustment structure rotation center and the centrifugal dust collection device center
The ratio for stating adjustment structure rotation center and the cavity inner wall distance is 1-1.4.
In an alternate embodiment of the invention, the adjustment structure is plate, and the length and width ratio of the adjustment structure is
3:1-6:1。
In an alternate embodiment of the invention, centrifugal dust collection device further includes indicate indicator, in the indicate indicator and the cavity
Wall is fixedly linked, and the indicate indicator is used to indicate the rotational angle of the adjustment structure.
In an alternate embodiment of the invention, the indicate indicator includes fixed plate, and the fixed plate is equipped with angle index, the angle
The center of circle for spending scale and the rotation center of the shaft of the adjustment structure are concentric.
In an alternate embodiment of the invention, centrifugal dust collection device further includes driving portion, and the driving portion and the adjustment structure are driven
Dynamic connection can drive the adjustment structure to rotate by the driving portion.
In an alternate embodiment of the invention, the driving portion is self-action or hand.
In an alternate embodiment of the invention, the driving portion is self-action, and the driving portion includes handle, transmission mechanism and electronic
Actuator, the handle are fixed with the adjustment structure；The Electric Actuator can drive the hand by the transmission mechanism
Handle rotation.
In an alternate embodiment of the invention, centrifugal dust collection device further includes dust concentration detector, the dust concentration detector
At the outflux.
In an alternate embodiment of the invention, the cavity includes the first coaming plate, the second coaming plate, the first side plate and the second side plate, institute
It states the first side plate and second side plate is plate, first coaming plate and second coaming plate are arc panel, and described first encloses
Plate is fixed with first side plate and second side plate, and second coaming plate and first side plate and second side plate are consolidated
It is fixed.
In an alternate embodiment of the invention, the guiding subassembly is fixed with first side plate and second side plate.
The embodiment of the present invention also provides a kind of dust pelletizing system, including centrifugal dust-removing provided by any technical solution of the present invention
Device.
The embodiment of the present invention also provides a kind of mixing plant, including centrifugal dust-removing dress provided by any technical solution of the present invention
It sets.
In an alternate embodiment of the invention, the mixing plant is bituminous mixing plant.
Based on the above-mentioned technical proposal, the embodiment of the present invention at least can produce following technical effect:
The centrifugal dust collection device that above-mentioned technical proposal provides, including cavity and guiding subassembly, guiding subassembly are set to cavity
Chamber interior, guiding subassembly and cavity surround fluid flow passageway, and the fluid flow passageway is using centrifugal movement principle to entrance
Fluid therein is dusted.Since there are partial region (such as a certain section or certain a part) sizes to change for fluid flow passageway
Becoming, so that the Fluid Volume for flowing through the part changes, so that the dust collection capacity of centrifugal dust collection device changes,
The versatility of mixing station centrifugal dust removal device and the adaptation matching to actual production capacity variation can be improved in this way, improve
The adaptability for working condition of centrifugal dust removal device, ensure that efficiency of dust collection and dust emission.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the front view structure signal that one of side plate is omitted in centrifugal dust collection device provided in an embodiment of the present invention
Figure；
Fig. 2 is centrifugal dust collection device test schematic diagram provided in an embodiment of the present invention；
Fig. 3 is centrifugal dust collection device adjustment structure scheme of installation one provided in an embodiment of the present invention；
Fig. 4 is centrifugal dust collection device adjustment structure scheme of installation two provided in an embodiment of the present invention.
Appended drawing reference:
1, cavity；2, guiding subassembly；3, indicate indicator；4, driving portion；5, first flange；6, export unit assemblage；7, observation window
Assembly；8, second flange；11, inflow entrance；12, chamber；13, outflux；14, the first coaming plate；15, the second coaming plate；16, second side
Plate；21, baffle assembly；22, adjustment structure；23, the first deflector；24, the second deflector；25, third deflector；26,
One opening；27, the second opening；28, third is open；29, the 4th opening；81, bolt；82, bolt；83, bolt；84, angle steel；
221, shaft.
Specific embodiment
Technical solution provided by the invention is illustrated in more detail below with reference to FIG. 1 to FIG. 4.
Referring to Fig. 1, the embodiment of the present invention provides a kind of centrifugal dust collection device, including cavity 1 and guiding subassembly 2, and cavity 1 has
There are inflow entrance 11, chamber 12 and outflux 13, referring to fig. 2.Guiding subassembly 2 is set in chamber 12, in guiding subassembly 2 and cavity 1
Fluid flow passageway is collectively formed in wall；Via inflow entrance 11 flow into fluid in fluid flow passageway by after centrifugal dust-removing through by
Outflux 13 flows out；Wherein, at least there are portion area dimensions and can change in fluid flow passageway, so that fluid flow passageway is permitted
Perhaps the circulation variation that fluid passes through.
Fluid flows into cavity 1 via inflow entrance 11, subsequently into fluid flow passageway region M1 and M2, then via outflow
13 outlet outflow of mouth.
The structure type of cavity 1 can there are many, in the present embodiment, be described based on following structures.It needs to illustrate
It is that this is a kind of schematic structure of chamber 12, and non-limiting.
Referring to Fig. 1, in the present embodiment, specifically, cavity 1 has inflow entrance 11, chamber 12 and outflux 13, inflow entrance 11
Place is equipped with first flange 5, and 1 bottom of cavity is equipped with second flange 8；Export unit assemblage 6 is installed at outflux 13.
In an alternate embodiment of the invention, referring to Fig. 1, cavity 1 includes the first coaming plate 14, the second coaming plate 15, (figure is not for the first side plate
Show) and the second side plate 16.First side plate and the second side plate 16 are plate, and the first coaming plate 14 and the second coaming plate 15 are arc panel,
First coaming plate 14 and the first side plate and the second side plate 16 are fixed, and the second coaming plate 15 is also fixed with the first side plate and the second side plate 16.
Referring to Fig. 1, further, the first side plate and/or the second side plate 16 are equipped with observation window assembly 7, total by observation window
The situation in chamber 12 can be observed at 7.Observation window assembly 7 can be set on one of the first side plate, second side plate 16, Huo Zhe
It is respectively provided on first side plate, the second side plate 16.
Referring to Fig. 1, the first coaming plate 14 is different with the structure of the second coaming plate 15, the two combination first flange 5 and second flange 8
The general shape of centrifugal dust collection device is formd, the first side plate and 16 structure of the second side plate are identical, and the two is symmetrical arranged.
Referring to Fig. 1, guiding subassembly 2 is set to inside 1 chamber 12 of cavity, guiding subassembly 2 and the first side plate and the second side plate 16
It is fixed, in the present embodiment, there is opening between guiding subassembly 2 and the first coaming plate 14, the second coaming plate 15.It can block or part is sealed
Stifled opening, so that there are portion area dimensions to change for fluid flow passageway.It can only be wherein one when there is multiple openings
Plugging structure is arranged in a or outs open, certainly, also plugging structure can be arranged for all openings.
Guiding subassembly 2 can use one block of plate, and the structure of this block plate need to meet by the fluid motion requirement of centrifugal dust-removing；Or
Required shape and structure is collectively formed using plurality of plates in person's guiding subassembly 2.
When only one block of plate is as guiding subassembly 2, its part-structure can be set to movably, can living by this
Dynamic plate changes fluid flow passageway size, so that the Fluid Volume of the dust collection capacity of centrifugal dust collection device and required dedusting
Match.
When plurality of plates is collectively as guiding subassembly 2, part of or in which one block of plate can be set to living with wall body
Dynamic connection can change fluid flow passageway size by these plates in this way so that the dust collection capacity of centrifugal dust collection device with
The fluid of required dedusting is flux matched.
Hold it is above-mentioned, optionally, the present embodiment using following manner realize fluid flow passageway variable dimension: guiding subassembly 2
There are at least one to be located at the opening on fluid flow passageway between 1 inner wall of cavity, and the opening is equipped with and is adjustable opening
The adjustment structure 22 of size.
Adjustment structure 22 can be for plate or other can be blocked, part blocks the structure being open.In the present embodiment, adjust
Structure 22 uses plate structure, is adopted as plate or arc panel.
One of implementation of guiding subassembly 2 is described below.
Referring to Fig. 1, guiding subassembly 2 includes baffle assembly 21, and baffle assembly 21 is fixedly arranged on 1 inner wall of cavity, adjusts knot
Structure 22 can be rotated or be movably disposed in 1 inner wall of cavity；Baffle assembly 21, adjustment structure 22 and 1 inner wall of cavity are collectively formed
Fluid flow passageway.
Fluid flows into cavity 1 via first flange 5, subsequently into the region M1 of fluid flow passageway, then enters fluid
Then the region M2 of circulation passage is flowed out via outflux 13, export unit assemblage 6.The particles such as the dust in fluid, in above-mentioned flowing
It is separated in the process, what it is via the outflow of export unit assemblage 6 is filtered fluid.
One of structure type and mounting means of adjustment structure 22 is described below.Plate knot can be used in adjustment structure 22
Structure is rotatably arranged in 1 inner wall of cavity, exists in opening or baffle assembly 21 and chamber 12 inside baffle assembly 21
There is opening between wall, 22 component of adjustment structure is located at opening.
Can each opening be arranged adjustment structure 22, or only more wherein or some opening setting adjust
Structure 22.Exist to exist between a part and another part for being open and referring to baffle assembly 21 inside baffle assembly 21 and open
Mouthful.
It is open to flow to the fluid for entering region M2 and plays guide functions, by the size of setting opening, can adjust
The air quantity of region M2 is entered, and then adjusts the filtration yield of centrifugal dust collection device.
Referring to Fig. 1, in the present embodiment, baffle assembly 21 includes that the first deflector 23, the second deflector 24 and third are led
Flowing plate 25.First deflector 23 is fixedly linked with 1 inner wall of cavity, and there are first between 1 inner wall of the first deflector 23 and cavity
Opening 26.Second deflector 24 is fixedly linked with 1 inner wall of cavity, and there are between the second deflector 24 and the first deflector 23
Two openings 27.Third deflector 25 is fixedly linked with 1 inner wall of cavity, and there are between 1 inner wall of third deflector 25 and cavity
Three openings 28, there are the 4th openings 29 between third deflector 25 and the second deflector 24.Adjustment structure 22 can be set to first and open
At least one of place of the 26, second opening 27 of mouth, third opening 28 and the 4th opening 29.For example it is opened in the first opening 26, second
Mouthfuls 27, one of them of third opening 28 and the 4th opening 29, two of them, wherein three, whole opening settings adjust knot
Structure 22.
Baffle assembly 21 is formed using multiple deflectors herein, can simplify the structure of each deflector in this way, reduces and adds
Work difficulty guarantees machining accuracy.
In the present embodiment, specifically, adjustment structure 22 is set at the 4th opening 29, and the edge of adjustment structure 22 and the
The edge of three deflectors 25 interlocks, i.e. L4 is greater than L9.
Optionally, the first deflector 23 is close to inflow entrance 11, and the radius of the first deflector 23 is less than the second deflector 24
Radius.This set is conducive to centrifugal dust-removing.
Optionally, the first deflector 23 is identical with the radius of third deflector 25, and decentraction.This set is conducive to centrifugation
Dedusting.
Optionally, distance of first deflector 23 apart from inflow entrance 11 be greater than third deflector 25 apart from inflow entrance 11 away from
From.This set is conducive to centrifugal dust-removing.
Optionally, the offset at 25 center of circle of third deflector and centrifugal dust collection device center is 25 radius of third deflector
1/3-2/3.The structure when centrifugal dust collection device of this structure is bias, dust removing effects are more preferable.
Referring to Fig. 1, in the present embodiment, optionally, the size of the first opening 26 is 150mm-350mm.Such as 150mm,
160mm,200mm,220mm,230mm,340mm.Specific size can according to need taking-up particle size and dust collection capacity into
Row selection.
Referring to Fig. 1, in the present embodiment, optionally, the size of the second opening 27 is 100mm-250mm.Such as 100mm,
110mm,150mm,220mm,230mm,240mm.Specific size can according to need taking-up particle size and dust collection capacity into
Row selection.
Referring to Fig. 1, in the present embodiment, optionally, the size of third opening 28 is 100mm-300mm.Such as 100mm,
110mm,150mm,220mm,250mm,290mm.Specific size can according to need taking-up particle size and dust collection capacity into
Row selection.
Referring to Fig. 1, in the present embodiment, optionally, 22 rotation center of adjustment structure is at a distance from 25 center of circle of third deflector
Greater than the radius of third deflector 25.This set is conducive to centrifugal dust-removing, and can according to the dust particles size of required removal into
The specific setting of row.
Referring to Fig. 1, in the present embodiment, optionally, 22 rotation center of adjustment structure is at a distance from centrifugal dust collection device center
Less than the radius of third deflector 25.This set is conducive to centrifugal dust-removing, and can according to the dust particles size of required removal into
The specific setting of row.
Referring to Fig. 1, in the present embodiment, optionally, the distance of adjustment structure 22 rotation center and centrifugal dust collection device center
Be 1-1.4 with the ratio of 1 inner wall distance of 22 rotation center of adjustment structure and cavity, for example, for 1,1.1,1.14,1.2,1.3,
1.4.This set is conducive to centrifugal dust-removing, and can be specifically arranged according to the dust particles size of required removal.
Referring to Fig. 1, in the present embodiment, optionally, adjustment structure 22 is plate, and the length and width ratio of adjustment structure 22
Value is 3:1-6:1, for example is 3:1,4:1；4.5:1,5:1,5.5:1,6:1.This set is conducive to centrifugal dust-removing, and can be according to institute
The dust particles size that need to be removed specifically is arranged.
Referring to Fig. 1, in the present embodiment, optionally, centrifugal dust collection device further includes indicate indicator 3, indicate indicator 3 and cavity
1 inner wall is fixedly linked, and indicate indicator 3 is used to indicate the rotational angle of adjustment structure 22, is conducive to accurate control centrifugal dust-removing in this way
The dust collection capacity of device.
Referring to Fig. 3 and Fig. 4, in the present embodiment, optionally, indicate indicator 3 includes fixed plate, and fixed plate is equipped with angle quarter
Degree, the center of circle of angle index and the rotation center of the shaft of adjustment structure 22 are concentric.It is directly right when adjustment structure 22 rotates in this way
Should be in corresponding scale value, the convenient accurate rotational angle for obtaining adjustment structure 22.
Referring to Fig. 3 and Fig. 4, for the ease of adjusting the position of adjustment structure 22, in an alternate embodiment of the invention, centrifugal dust-removing dress
Setting further includes driving portion 4, and driving portion 4 and adjustment structure 22 are drivingly connected, and adjustment structure 22 can be driven to rotate by driving portion 4.
Driving portion 4 is set convenient for driving adjustment structure 22 to rotate.
In an alternate embodiment of the invention, driving portion 4 is self-action or hand.Hand operation is simpler, self-action control
Precision is higher, can be selected according to practical adjustments.It is, of course, understood that or adjustment structure 22 it is same
When setting manually adjust structure 22 and self-regulation structure 22, such operator can operate according to adjusting.
In the present embodiment, driving portion 4 is self-action, and driving portion 4 includes handle, transmission mechanism and Electric Actuator, handle
It is fixed with adjustment structure 22；Electric Actuator can be rotated by transmission mechanism band fixed handle.More by Electric Actuator operation
Precisely.
In an alternate embodiment of the invention, centrifugal dust collection device further includes dust concentration detector, and dust concentration detector is set to
At outflux 13.Dust concentration detector can be connect with controller, the powder that controller is detected by dust concentration detector
The position of dust concentration automatic control and adjustment structure 22, to realize the automatic adjustment for removing dust quantity to centrifugal dust collection device.
In an alternate embodiment of the invention, guiding subassembly 2 and the first side plate and the second side plate 16 are fixed.
A kind of specific embodiment is provided with reference to the accompanying drawing.
Referring to Fig. 1, centrifugal dust removal device include first flange 5, the first coaming plate 14, second flange 8, the second coaming plate 15,
Second side plate 16 forms centrifugal dust removal device cavity, between each part by be welded together and observation window assembly 7,
Export unit assemblage 6 is all bolted together, can be checked in centrifugal dust removal device by opening observation window assembly 7 when necessary
Portion's situation.
Referring to Fig. 1, centrifugal dust removal device further includes the first deflector 23, the second deflector 24 and third deflector 25,
Weld together with the first side plate, the second side plate 16, forms centrifugal structure.The radius R1 and third water conservancy diversion of first deflector 23
The radius R3 of plate 25 is identical, but decentraction；The radius R2 of second deflector 24 is greater than the radius R1 of the first deflector 23.
Referring to Fig. 1, the center A of export unit assemblage 6 is identical as 25 internal diameter of third deflector, the center of export unit assemblage 6 and third
The center A of deflector 25 is overlapped, and center A is moved relative to the center B horizontal direction left avertence of centrifugal dust collection device, forms eccentric knot
Structure.The eccentricity L8 of the eccentric structure is the 1/3~2/3 of 25 radius R3 of third deflector, in this way closer to air inlet, reduces gas
Stream and the rotary motion for not collecting particle, reach preferably dust removing effects.
Referring to Fig. 1, the preferred 30mm~100mm of spacing L1 of third deflector 25 and the first coaming plate 14；First deflector 23
Horizontal distance preferred 150mm~350mm of the upper edge to the first coaming plate 14；The spacing L3 of first deflector 23 and the second deflector 24
It is preferred that 100mm~250mm；Adjustment structure 22 is in its rotational angle range, and edge need to be higher than the lower edge of third deflector 25 thereon,
I.e. L9 should be less than L4；Specific choosing value can be changed according to processing maximum quantity of wind, selection recycling grain diameter.
Referring to Fig. 1, the horizontal distance L7 of 221 center to center A of adjustment structure shaft should be greater than the half of third deflector 25
The horizontal distance L5 of diameter R3,221 center to center B of shaft should be less than the radius R3 of third deflector 25.Adjustment structure shaft 221
The ratio preferably 1~1.4 of the horizontal distance L5 of center to center B and the horizontal distance L6 at 221 center of shaft to the second coaming plate 15；
Preferred 3:1~the 6:1 of the length-width ratio of adjustment structure can be changed according to maximum quantity of wind, selection recycling grain diameter.
It is suitable for not based on particle drag and inertia motion rule by adjusting adjustment structure 22 referring to Fig. 3 and Fig. 4
With the dust removal requirement of production capacity.The shaft 221 on 22 both sides of adjustment structure passes through the hole on the second side plate of both sides 16, passes through bolt
83 link together with adjustment structure 22, and angle steel 84 is used to reinforce the rigidity of adjustment structure 22.
In actual operation, the dusty gas through drying drum and the discharge of other positions is by the defeated of pipeline for asphalt mixing plant
It send, is entered in centrifugal dust removal device by the entrance at first flange 5, under the exocentric structure effect of centering type, dust
Grain occurs with the first deflector 23, the second deflector 24, adjustment structure, third deflector 25, the first coaming plate 14, the second coaming plate 15
A series of collision, big partial size dust, which falls, enters dust-collector hopper, is transported to aggregate elevator through coarse powder transportation system, tiny
Dust by export unit assemblage 6 enter next stage dust-extraction unit.
Referring to Fig. 1, Fig. 3 and Fig. 4, it includes the second deflector 24, (including the handle of driving portion 4 that deflector device, which is adjusted,
Deng), bolt 81, indicate indicator 3, bolt 82, adjustment structure, third deflector 25, angle steel 84, bolt 83 and shaft 221.Instruction
Component 3 can be plate structure, such as arc panel.The shaft 221 on both sides passes through the hole on the second side plate of both sides 16, passes through bolt
83 link together with adjustment structure, and angle steel 84 is used to reinforce the rigidity of adjustment structure.When change asphalt mixing plant actual production
After ability, dust concentration and particle diameter distribution into centrifugal dust removal device will be changed correspondingly, in order to preferably make asphalt mixing
Station adapts to different production capacity, the angle of adjustment structure can be adjusted by rotational handle, to change dust and deflector
Between collision relationship, production capacity change after, guarantee efficiency of dust collection it is constant.
After rotational handle to suitable position, the hole on handle, and the spiral shell being inserted into indicate indicator 3 are passed through by bolt 81
It is tightened after pit.Indicate indicator 3 is linked together with the second side plate 16 by welding manner.Scale is carved in indicate indicator 3, just
In the angle changing of record adjustment structure.
It is respectively arranged with handle and indicate indicator 3 in the two sides of adjustment structure 22, it is equal in the two sides of centrifugal dust removal device in this way
Adjustable-angle.
Handle can also be connect by connecting rod with Electric Actuator, realize automatic adjustment.In centrifugal dust removal device exit
Dust concentration detector real-time detection dust concentration information is installed, and is compared with preset value, if deviateing preset value, is just given
One feedback signal of Electric Actuator, Electric Actuator, which receives, makes link motion by changing electric signal after feedback signal, leads to
It crosses connecting rod band fixed handle to rotate, so that the angle of adjustment structure 22 is adjusted, until the dust concentration in exit reaches preset value.
Another embodiment of the present invention provides a kind of dust pelletizing systems, including are centrifuged and remove provided by any technical solution of the present invention
Dirt device.
Further embodiment of this invention provides a kind of mixing plant, including centrifugal dust-removing provided by any technical solution of the present invention
Device.
In an alternate embodiment of the invention, mixing plant is bituminous mixing plant.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is only the present invention and simplified description for ease of description, rather than indicates or imply signified device
Or element must have a particular orientation, construct and operate for specific orientation, thus should not be understood as in present invention protection
The limitation of appearance.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
But these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (26)
1. a kind of centrifugal dust collection device, which is characterized in that including cavity (1) and guiding subassembly (2), the cavity (1) has stream
Entrance (11), chamber (12) and outflux (13), the guiding subassembly (2) are set in the chamber (12), the guiding subassembly
(2) and fluid flow passageway is collectively formed in the cavity (1) inner wall；The fluid flowed into via the inflow entrance (11) is in the stream
It is passed through after centrifugal dust-removing in body circulation passage and is flowed out by the outflux (13)；Wherein, the fluid flow passageway at least exists
Portion area dimensions can change, so that the circulation variation that the fluid flow passageway allows fluid from；
There are at least one to be located on the fluid flow passageway between the guiding subassembly (2) and the cavity (1) inner wall
Opening, and the opening is equipped with the adjustment structure (22) for being adjustable opening size；
The guiding subassembly (2) includes baffle assembly (21), and the baffle assembly (21) includes the first deflector (23), the
Two deflectors (24) and third deflector (25)；
First deflector (23) is fixedly linked with the cavity (1) inner wall, and first deflector (23) and the chamber
There are the first openings (26) between body (1) inner wall；
Second deflector (24) is fixedly linked with the cavity (1) inner wall, and second deflector (24) and described the
There are the second openings (27) between one deflector (23)；
The third deflector (25) is fixedly linked with the cavity (1) inner wall, and the third deflector (25) and the chamber
There are thirds to be open (28) between body (1) inner wall, exists between the third deflector (25) and second deflector (24)
4th opening (29)；
The adjustment structure (22) be set to it is described first opening (26), it is described second opening (27), the third opening (28) and
At least one of place of 4th opening (29).
2. centrifugal dust collection device according to claim 1, which is characterized in that the baffle assembly (21) is fixedly arranged on described
Cavity (1) inner wall, the adjustment structure (22) can be rotated or are movably disposed in the cavity (1) inner wall；The water conservancy diversion board group
The fluid flow passageway is collectively formed in part (21), the adjustment structure (22) and the cavity (1) inner wall.
3. centrifugal dust collection device according to claim 2, which is characterized in that the adjustment structure (22) is rotatably arranged in
Cavity (1) inner wall, the baffle assembly (21) is internal to have opening or the baffle assembly (21) and the chamber
There is opening between room (12) inner wall, the adjustment structure (22) is located at the opening.
4. centrifugal dust collection device according to claim 1, which is characterized in that the adjustment structure (22) is set to the described 4th
It is open at (29), and the edge of the adjustment structure (22) and the edge of the third deflector (25) interlock.
5. centrifugal dust collection device according to claim 1, which is characterized in that first deflector (23) is close to the stream
Entrance (11), and the radius of first deflector (23) is less than the radius of second deflector (24).
6. centrifugal dust collection device according to claim 1, which is characterized in that first deflector (23) and the third
The radius of deflector (25) is identical, and decentraction.
7. centrifugal dust collection device according to claim 6, which is characterized in that first deflector (23) is apart from the stream
The distance of entrance (11) is greater than distance of the third deflector (25) apart from the inflow entrance (11).
8. centrifugal dust collection device according to claim 1, which is characterized in that third deflector (25) center of circle with it is described
The offset at centrifugal dust collection device center is the 1/3-2/3 of third deflector (25) radius.
9. centrifugal dust collection device according to claim 1, which is characterized in that it is described first opening (26) size be
150mm-350mm。
10. centrifugal dust collection device according to claim 1, which is characterized in that it is described second opening (27) size be
100mm-250mm。
11. centrifugal dust collection device according to claim 1, which is characterized in that the size of third opening (28) is
100mm-300mm。
12. centrifugal dust collection device according to claim 4, which is characterized in that adjustment structure (22) rotation center with
The distance in third deflector (25) center of circle is greater than the radius of the third deflector (25).
13. centrifugal dust collection device according to claim 1, which is characterized in that adjustment structure (22) rotation center with
The distance at the centrifugal dust collection device center is less than the radius of the third deflector (25).
14. centrifugal dust collection device according to claim 1, which is characterized in that adjustment structure (22) rotation center and
The distance and the adjustment structure (22) rotation center at the centrifugal dust collection device center and the ratio of the cavity (1) inner wall distance
Value is 1-1.4.
15. centrifugal dust collection device according to claim 1, which is characterized in that the adjustment structure (22) is plate, and institute
The length and width ratio for stating adjustment structure (22) is 3:1-6:1.
16. centrifugal dust collection device according to claim 1, which is characterized in that further include indicate indicator (3), the instruction
Component (3) is fixedly linked with the cavity (1) inner wall, and the indicate indicator (3) is used to indicate turning for the adjustment structure (22)
Dynamic angle.
17. centrifugal dust collection device according to claim 16, which is characterized in that the indicate indicator (3) includes fixed plate,
The fixed plate is equipped with angle index, and the center of circle of the angle index and the rotation center of the adjustment structure (22) shaft are same
The heart.
18. centrifugal dust collection device according to claim 1, which is characterized in that further include driving portion (4), the driving portion
(4) it is drivingly connected with the adjustment structure (22), the adjustment structure (22) can be driven to rotate by the driving portion (4).
19. centrifugal dust collection device according to claim 18, which is characterized in that the driving portion (4) is self-action or hand
Dynamic formula.
20. centrifugal dust collection device according to claim 19, which is characterized in that the driving portion (4) is self-action, described
Driving portion (4) includes handle, transmission mechanism and Electric Actuator, and the handle and the adjustment structure (22) are fixed；The electricity
Dynamic actuator can drive the handle to rotate by the transmission mechanism.
21. centrifugal dust collection device according to claim 1, which is characterized in that it further include dust concentration detector, the powder
Dust concentration detector is set at the outflux (13).
22. centrifugal dust collection device according to claim 1, which is characterized in that the cavity (1) includes the first coaming plate
(14), the second coaming plate (15), the first side plate and the second side plate (16), first side plate and second side plate (16) are flat
Plate, first coaming plate (14) and second coaming plate (15) are arc panel, first coaming plate (14) and first side plate
Fixed with second side plate (16), second coaming plate (15) and first side plate and second side plate (16) are fixed.
23. centrifugal dust collection device according to claim 22, which is characterized in that the guiding subassembly (2) and described first
Side plate and second side plate (16) are fixed.
24. a kind of dust pelletizing system, which is characterized in that including any centrifugal dust collection device of claim 1-23.
25. a kind of mixing plant, which is characterized in that including any centrifugal dust collection device of claim 1-23.
26. mixing plant according to claim 25, which is characterized in that the mixing plant is bituminous mixing plant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611046390.1A CN106400655B (en) | 2016-11-23 | 2016-11-23 | Centrifugal dust collection device, dust pelletizing system and mixing plant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611046390.1A CN106400655B (en) | 2016-11-23 | 2016-11-23 | Centrifugal dust collection device, dust pelletizing system and mixing plant |
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| CN106400655A CN106400655A (en) | 2017-02-15 |
| CN106400655B true CN106400655B (en) | 2019-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| SE527104C2 (en) * | 2004-05-21 | 2005-12-20 | Alstom Technology Ltd | Method and apparatus for separating dust particles |
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| CN201719926U (en) * | 2010-07-07 | 2011-01-26 | 山东中实易通集团有限公司 | Flue gas dedusting system in pulverized coal fired boiler |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106400655A (en) | 2017-02-15 |
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Effective date of registration: 20220801 Address after: 221004 26 Tuo Lan Shan Road, Xuzhou economic and Technological Development Zone, Jiangsu Patentee after: JIANGSU XUGONG ENGINEERING MACHINERY RESEARCH INSTITUTE Co.,Ltd. Address before: 221004 Industrial Zone, Xuzhou Economic Development Zone, Jiangsu, China Patentee before: XCMG CONSTRUCTION MACHINERY Co.,Ltd. |