CN106362948A - Granule screening equipment - Google Patents
Granule screening equipment Download PDFInfo
- Publication number
- CN106362948A CN106362948A CN201611085411.0A CN201611085411A CN106362948A CN 106362948 A CN106362948 A CN 106362948A CN 201611085411 A CN201611085411 A CN 201611085411A CN 106362948 A CN106362948 A CN 106362948A
- Authority
- CN
- China
- Prior art keywords
- powder
- outlet
- conduit
- framework
- fine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
- B07B7/01—Selective separation of solid materials carried by, or dispersed in, gas currents using gravity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/02—Arrangement of air or material conditioning accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/06—Feeding or discharging arrangements
Abstract
The invention relates to granule screening equipment. The granule screening equipment comprises a frame, a grading machine, a feeding device, a protecting device, a guiding device and a collecting device, wherein the grading machine comprises a housing, two block objects and six graded adjustment cutting edges; the feeding device comprises a vibrating device, a feeding pipe and a feeding funnel; the protecting device comprises a frame body and a porous ceramic film which is arranged in the frame body; the guiding device comprises a coarse powder guide tube, a fine powder guide tube, a middle powder guide tube, an ultra-fine powder guide tube, a submicron powder guide tube and a micropowder guide tube; the collecting device comprises an air compressor, a main gas flow pipeline, six branch gas flow pipelines, six speed governing valves and six dust collectors. The granule screening equipment solves the problem that an impurity-containing ultra-fine powder jet flow is hard to purify and grade and the grading granularity is hard to control, and has the technical effects that a raw material is few in residue in a feeding barrel, the jet flow is relatively high in grading efficiency, dust granules are unlikely to drift away to air and the like.
Description
Technical field
The present invention relates to gradation technical field, more particularly to a kind of particle screen selecting equipment.
Background technology
Jet Classifier for Super is mainly used in the classification of subparticle, is carried by German professor rumpfhans etc. early in 1975
Go out, (refer to patent No. de19752538190,19750827；And us4153541)；Subsequently loflier, f. and k.maly exist
Symposiumonpowder technologyd2 (1981) is upper open, and is commercially sold by nittetsukogyo；In addition
Okuda, s. and yasukuni, j. in proc.ofinternational symposiumonpowdertechnology81,771
(1981) upper disclosed grader falls within the category of Jet Classifier for Super.Jet Classifier for Super obtains preferably in powdered ink manufacture field
Application, and with reference to the manufacture characteristic of powdered ink occur in that some through transformation various Jet Classifier for Supers.
However, existing Jet Classifier for Super, because the structure design of head tank is unreasonable, after raw material feeding head tank often
It is deposited on head tank, cause the residual of raw material in head tank, and the raw material remaining rests on head tank for a long time, residual
The pollution of head tank can be caused, the raw material of long accumulation will get more and more, while wasting raw material after raw material and air contact
Also reduce the efficiency of jet classifying；Additionally, existing Jet Classifier for Super is operationally, the raw material not being graded screening becomes dirt
Angstrom granule flies away aerial, flies away aerial granule and is easily inhaled by the user, the working environment of impact Jet Classifier for Super periphery
And health level.
Content of the invention
Based on this it is necessary to easily fly away in head tank residual, jet classifying inefficiency, dust granules for raw material
The technical problem such as aerial, provides a kind of particle screen selecting equipment.
A kind of particle screen selecting equipment, this particle screen selecting equipment includes frame, grader, feed arrangement, preventer, guiding
Device and collection device.Described grader includes housing, two block objects and six classifications and adjusts blade, and described housing sets
It is placed in described frame, described housing offers coarse powder outlet, fine powder outlet, the outlet of middle powder, superfine powder outlet, sub- fine outlet
And fine outlet, two described bulk objects and six described classification adjust blades be collectively forming jet classifying area and point
Do not connect coarse powder passage, fine powder passage, middle powder passage, superfine powder passage, sub-micro powder passage and the micropowder in described jet classifying area
Passage.Described feed arrangement includes shaking device, feed pipe and loading hopper, described shaking device be arranged in described frame and
It is connected with described loading hopper by elastic component, described feed pipe has compressed air inlet, described feed pipe passes through Lavalle
Nozzle connects described jet classifying area, and described loading hopper is connected with described feed pipe.Described preventer includes framework and sets
It is placed in the porous ceramic film in described framework, described framework is arranged on described housing away from described jet classifying area.Described draw
Lead device to be arranged in described frame, described guide includes coarse powder conduit with described coarse powder outlet and described thin
The middle powder conduit of the fine powder conduit of powder outlet and described middle powder outlet and the ultra micro of described superfine powder outlet
Powder conduit is with the sub-micro powder conduit of described sub-micro powder outlet and the micropowder conduit that connects with described fine outlet.Described
Collection device includes air compressor, main air flow channel, six airflow lines, six speed-regulating valves and six and gathers dust
Device, described air compressor is connected with the input of described main air flow channel, and the outfan of described main air flow channel is respectively with six
The input connection of individual described airflow line；Each described speed-regulating valve is correspondingly arranged on an airflow line described in；
Described in six, an airflow line is led with described coarse powder conduit, described fine powder conduit, described middle powder conduit, described superfine powder respectively
The outfan connection of pipe, described sub-micro powder conduit and described micropowder conduit；The end of each described airflow line corresponding with
Dust-precipitator connection described in one.
Wherein in an embodiment, described housing in offering exhaust outlet away from described jet classifying area, described framework
Embed in described exhaust outlet.
Wherein in an embodiment, described exhaust outlet is rectangle structure, and described framework corresponds to rectangle structure.
Wherein in an embodiment, described exhaust outlet is ellipsoidal structure, and described framework corresponds to ellipsoidal structure.
Wherein in an embodiment, described porous ceramic film is detachably arranged in described framework.
Wherein in an embodiment, described framework and described housing are to be detachably connected.
Wherein in an embodiment, the peripheral edge margin of described housing and described exhaust outlet is provided with guide member, described leads
Draw part uncovered towards described jet classifying area, the bottom of described guide member is abutted with described framework by plastic spacer.
Above-mentioned particle screen selecting equipment, using Coanda effect, bernoulli effect and jet entrainment effect, is entered by feed arrangement
Each powder granule raw material in the presence of gravity and inertia, by shaking device by the raw material pouring loading hopper into all tremble into
Feed pipe, then by adjusting the speed-regulating valve on each airflow line, change each airflow line pressure, make different densities,
Each gradation of different-grain diameter and granularity out, respectively enter the outlet of different types of coarse powder, fine powder outlet, the outlet of middle powder,
Superfine powder outlet, sub- fine outlet and fine outlet, meanwhile, porous ceramic film absorbs the raw material not being graded screening, thus
Solve impure superfine powder jet purifying and classifying difficulty, the problem that partition size control is difficult, there is raw material residual in head tank
Stay less, jet classifying efficiency is higher, dust granules are not easy to fly away the technique effect such as aerial.
Brief description
Fig. 1 is the structural representation of particle screen selecting equipment in an embodiment；
Fig. 2 is the structural representation of grader in an embodiment；
Fig. 3 is the structural representation of particle screen selecting equipment in another embodiment；
Fig. 4 is the structural representation of particle screen selecting equipment in another embodiment；
Fig. 5 is the structural representation of collection device in an embodiment；
Fig. 6 is the structural representation of feed arrangement in an embodiment；
Fig. 7 is the structural representation of particle screen selecting equipment in another embodiment；
Fig. 8 is the structural representation of particle screen selecting equipment in another embodiment；
Fig. 9 is the structural representation of main air flow channel in an embodiment.
Specific embodiment
Understandable for enabling the above objects, features and advantages of the present invention to become apparent from, below in conjunction with the accompanying drawings to the present invention
Specific embodiment be described in detail.Elaborate a lot of details in order to fully understand this in the following description
Bright.But the present invention can be much to implement different from alternate manner described here, and those skilled in the art can be not
Similar improvement is done, therefore the present invention is not limited by following public specific embodiment in the case of running counter to intension of the present invention.
In describing the invention it is to be understood that term " " center ", " longitudinal ", " horizontal ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward ", " up time
The orientation of instruction such as pin ", " counterclockwise ", " axial ", " radially ", " circumferential " or position relationship be based on orientation shown in the drawings or
Position relationship, is for only for ease of the description present invention and simplifies description, rather than the device of instruction or hint indication or element must
Must have specific orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, such as two, three
Individual etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be that machinery connects
Connect or electrically connect；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements, limit unless otherwise clear and definite.For those of ordinary skill in the art
For, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score permissible
It is the first and second feature directly contacts, or the first and second features pass through intermediary mediate contact.And, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or can also there is element placed in the middle.When an element is considered as " connection " another element, it is permissible
It is directly to another element or may be simultaneously present centering elements.Term as used herein " vertical ", " level
", " on ", D score, "left", "right" and similar statement for illustrative purposes only, being not offered as is unique enforcement
Mode.
Refer to Fig. 1, it is the structural representation of particle screen selecting equipment 10 in an embodiment, for example, a kind of granule sieve
Optional equipment 10 includes: frame 110, grader 120, feed arrangement 130, guide 140 and collection device 150.Grader 120
It is arranged in frame 110, feed arrangement 130 is connected with grader 120, guide 140 is connected with grader 120, collect dress
Put 150 to connect with guide 140.
Refer to Fig. 2, it is the structural representation of grader in an embodiment, and for example, grader 120 includes housing
121st, two block objects 122 and six classifications adjust blade 123 (two of which is blocked), and housing 121 is arranged at frame
On 110, housing 121 offers coarse powder outlet 124, fine powder outlet 125, middle powder exports 126, superfine powder outlet 127, sub-micro powder goes out
Mouth 128 and fine outlet 129.For example, two block objects 122 and six classifications adjust blade 123 and have been collectively forming jet
Graded region 210 and be respectively communicated with the coarse powder passage 211 in jet classifying area 210, fine powder passage 212, middle powder passage 213, ultra micro
Powder passage 214, sub-micro powder passage 215 and micropowder passage 216.For example, block object 122 is Condar block, that is, have Coanda effect
Block object.For example, classification is adjusted blade 123 and is connected with housing 121 by side plate 230.
Refer to Fig. 3, it is the structural representation of particle screen selecting equipment in another embodiment, for example, feed arrangement 130
Including shaking device 131, elastic component, feed pipe 132 and loading hopper 133, shaking device 131 is arranged in frame 110 and logical
Cross elastic component (not shown) to be connected with loading hopper 133, feed pipe 132 has compressed air inlet 134, feed pipe 132 passes through
Laval nozzle 135 connects jet classifying area 210, and loading hopper 133 is connected with feed pipe 132.Wherein, Laval nozzle has
Laval nozzle structure.
Refer to Fig. 3 and Fig. 4, for example, guide 140 is arranged in frame 110, and guide 140 includes and coarse powder
During the fine powder conduit 402 that the coarse powder conduit 401 of outlet 124 connection is connected with fine powder outlet 125 is connected with middle powder outlet 126
The sub-micro powder conduit that the superfine powder conduit 404 that powder conduit 403 is connected with superfine powder outlet 127 is connected with sub- fine outlet 128
405 and the micropowder conduit 406 that connects with fine outlet 129.In the present embodiment, coarse powder conduit 401, fine powder conduit 402, middle powder
It is to open inside rectangular structure that conduit 403, superfine powder conduit 404, sub-micro powder conduit 405 and micropowder conduit 406 are profile
It is provided with the pipeline of circular channel, collect guiding dust for corresponding.
Refer to Fig. 3, Fig. 4 and Fig. 5, for example, collection device 150 includes air compressor 510, main air flow channel 511, six
512, six speed-regulating valves 513 of individual airflow line and six dust-precipitators 514, air compressor 510 and main air flow channel
511 input connection, the outfan of main air flow channel 511 is connected with the input of six airflow lines 512 respectively.Example
As speed-regulating valve 513 is arranged on each gas channel, for adjusting the pressure of each powder body outlet.And for example, each speed
Regulating valve 513 is correspondingly arranged on an airflow line 512, for controlling the air velocity on an airflow line 512.Six
Airflow line 512 respectively with coarse powder conduit 401, fine powder conduit 402, middle powder conduit 403, superfine powder conduit 404, sub-micro powder conduit
405 and micropowder conduit 406 outfan connection.For example, six airflow lines 512 successively in order respectively with coarse powder conduit
401st, fine powder conduit 402, middle powder conduit 403, the output of superfine powder conduit 404, sub-micro powder conduit 405 and micropowder conduit 406
End connection.The end correspondence of each airflow line 512 is connected with a dust-precipitator 514.For example, dust-precipitator is cloth bag material system
Become, also referred to as bagroom.For example, the solid runner pipe of ventilation and the dust-precipitator 514, wherein, gas-solid runner pipe of airflow line 512 are propped up
Referring to can be with the pipeline of circulated gases and solid.
Above-mentioned particle screen selecting equipment, using Coanda effect, bernoulli effect and jet entrainment effect, by feed arrangement 130
The each powder granule raw material entering, in the presence of gravity and inertia, will pour the former of loading hopper 133 into by shaking device 131
Material is all trembled into feed pipe 132, then by adjusting the speed-regulating valve 513 on each airflow line 512, changes each gas flow tube
Road 512 pressure, makes each gradation of different densities, different-grain diameter and granularity out, respectively enters different types of coarse powder and goes out
Mouth 124, fine powder outlet 125, middle powder outlet 126, superfine powder outlet 127, sub- fine outlet 128 and fine outlet 129, thus solve
Certainly impure superfine powder jet purifying and classifying is difficult, partition size controls the problem being difficult and raw material to remain in head tank,
The technical problem of jet classifying inefficiency.
The work process of above-described embodiment is exemplified below: first turn on the air compressor inside aid system, make
Gas inside it flows in main gas flow pipe and Ge Zhi gas flow tube it is ensured that the gas of 6 gas channels circulates on grader.
Former micro- feed powder enters in feed pipe through loading hopper, and pressure-air enters in feed pipe by high-pressure air tube, in feed pipe
Former micro- material is accelerated to certain terminal velocity, enters classification casing through Lavalle jet nozzle.In former micro- feed powder body granularity and
Each powder granule more than 30 microns for the particle diameter does projectile motion in the presence of gravity and inertia force, close according to powder granule
Degree, the size of particle diameter and granularity, are discharged into bagroom from the coarse powder of classification bottom, middle powder, the outlet of fine powder body successively.Its
Remaining former micro- feed powder grain moves with induced draft, due to being arranged symmetrically Condar block below jet hole, in the shadow of Coanda effect
Ring lower powder flow to curve, wherein the particle diameter and granularity ultrafine powder granule below 10 microns is little due to inertia, easily sends out
Life curves, and powder body is big due to inertia, is not susceptible to curve, will be with classification casing interior air-flow motion；And because each air-flow leads to
Air-flow in deferent jet after Laval nozzle sprays, and makes to be connected with each gas flow tube and be arranged symmetrically in casing both sides
Negative pressure is produced, in the presence of pressure difference, each micropowder grain respectively enters corresponding powder body outlet in 6 powder body outlets；Adjust
Speed-regulating valve on each gas channel of section, changes the pressure of each gas channel pipe, thus by different densities, different-grain diameter
With the gradation of granularity out, different powder body outlets are entered；Adjust classification and adjust knife, control the outlet of each micropowder grain
Amount；Under the last effect in jet entrainment, the micropowder grain in each powder body outlet is made to move together with air-flow, through gas-solid circulation
Pipe enters bagroom.
For realizing the integrated design of system, for example, as shown in Fig. 3, Fig. 4 and Fig. 5, guide 140 and collection fill
Put the main air flow channel 511 in 150 and six airflow lines 512 etc. to be arranged in frame 110.That is, frame 110
During design produces, the coarse powder conduit 401 in integrally-formed guide 140, fine powder conduit 402, middle powder conduit
403rd, in superfine powder conduit 404, sub-micro powder conduit 405 and micropowder conduit 406, and integrally-formed collection device 150
Main air flow channel 511 and six airflow lines 512.This way it is possible to avoid traditional pipe laying is complicated, actual the dividing of impact
Stream operation.
For example, two pieces of Condar blocks are designed as up-narrow and down-wide curved surface and tilt streamlined, are placed in classification bottom, using tight
Gu screw is connected with classification casing two sides；Four blocks of side plates are arranged symmetrically in casing two sides, using trip bolt with casing even
Connect；Four classifications adjust blade and are arranged on four blocks of side plates, adjust classification blade, thus it is possible to vary each powder body export volume.
For example, the gas channel on casing is disposed with porous ceramic film, prevents the powder body in casing from entering with air-flow big
Gas-bearing formation.For example, three different types of powder body outlet openings are uniformly offered in the middle part of classification bottom bottom surface, and in the middle part of its bottom surface inwardly
Depression；In the presence of gravity and inertia force, make the coarse granule particle classifying of different-grain diameter and granularity out；Case lid, classification case
Mode connects for screw is adopted between bottom and casing.
Refer to Fig. 6, it is the structural representation of feed arrangement in an embodiment, for example, feed pipe 132 is empty in compression
Feeding mouth 601 is offered, the input of loading hopper 133 passes through feeding mouth 601 between gas entrance 134 and Laval nozzle 135
And abut with the edge of feeding mouth 601.For example, the edge of feeding mouth 601 is provided with silica gel buffer strip, and silica gel buffer strip is adsorbed in
The periphery of the input of loading hopper 133, such as silica gel buffer strip are adsorbed in the marginal position of the input of loading hopper 133
Place.So, can make shaking device 131 during driving loading hopper 133 vibrations by silica gel buffer strip, mitigate charging leakage
Frictional dissipation between bucket 133 and feed pipe 132.
Refer to Fig. 6, for example, shaking device 131 includes power source 602 and drive rod 603.For example, power source 602 is arranged
In frame 110.For example, power source 602 is arranged at feed pipe 132 and is connected with frame 110 by support bar (not shown).Dynamic
The outfan in power source 602 is connected with one end of drive rod 603, and the other end of drive rod 603 is connected with loading hopper 133, is used for
Driving loading hopper 133 moves reciprocatingly along the opening direction of feeding mouth.For example, the edge (also known as periphery) of feeding mouth also sets up
There is anticreep raised, anticreep projection protrudes from edge and the input setting around loading hopper 133 of feeding mouth.For example, anticreep
The raised ring for ellipse.So, power source 602 can be according to the frequency of the size adjustment vibrations of the amount of actual charging
Rate, because the edge of feeding mouth is additionally provided with anticreep projection, and this anticreep projection can prevent loading hopper 133 significantly
Coming off from feeding mouth during vibrations, the distance between feeding mouth and drive rod being shortened so that entering by anticreep projection
Funnel need lifted again on the basis of leaving the edge of feeding mouth be equivalent to anticreep height of projection distance could completely from
Open feeding mouth.
Refer to Fig. 7, it is the structural representation of particle screen selecting equipment in another embodiment, and for example, particle screen selecting sets
Standby also include preventer 710, preventer 710 be used for preventing in the dust granules being entered by described feed pipe 132 not by
The part of screening is overflowed outside grader 120.For example, preventer 710 includes framework 711 and is arranged at many in framework 711
Hole ceramic membrane 712.In conjunction with Fig. 2 and Fig. 7, for example, framework 711 is arranged on housing 121 away from jet classifying area 210, so, many
Hole ceramic membrane 712 absorbs the raw material not being graded screening, thus solving impure superfine powder jet purifying and classifying difficulty, point
The problem that level Task-size Controlling is difficult and raw material easily fly away in head tank residual, jet classifying inefficiency, dust granules
The technical problem such as aerial, improves environmental health level.
For example, framework 711 is rectangular structure.Porous ceramic film 712 corresponds to rectangular structure.Framework 711 and porous
Ceramic membrane 712 is detachably connected, because porous ceramic film 712 has certain service life, its suction in use for some time
The ability of attached dust and performance all can decline, in addition can not adsorption of dust again, now, by dismountable connected mode, permissible
The porous ceramic film conveniently more renewing, so that the protection effect of grader remains stable.
Further, when the number of times changing porous ceramic film is excessive, when leading to framework 711 to be damaged, for realizing changing in time
Framework 711, for example, in offering exhaust outlet 720 away from jet classifying area 210, framework 711 embeds exhaust outlet 720 to housing 121
In.For example, exhaust outlet 720 is rectangle structure, and framework 711 corresponds to rectangle structure.For example, exhaust outlet 720 is ellipse
Structure, framework 711 corresponds to ellipsoidal structure.For example, porous ceramic film 712 and framework 711 are to be detachably connected.For example, institute
State porous ceramic film to be detachably arranged in described framework；For example, framework 711 and housing 121 are to be detachably connected.So, when
Framework 711 can be disassembled when damaging from housing 121 by framework 711, the framework more renewing in time so that grader anti-
Shield effect remains stable.
For example, housing 121 and the peripheral edge margin of exhaust outlet 720 are provided with guide member, for example, housing 121 and exhaust outlet 720
Marginal area be provided with guide member, guide member uncovered towards jet classifying area 210, plastic spacer is passed through in the bottom of guide member
Abut with framework 711.
For example, air compressor is suspended on the surface of grader body；Main air flow passage pipe is arranged in grader body
Top, and adopt clamp connection with air compressor outlet；Root props up gas channel pipe and is arranged symmetrically in primary air siphunculus both sides,
One end is connected with main air flow passage pipe using inclined T joint mode, the other end using the spigot-and-socket sleeve pipe with sealing ring respectively with draw
Wa Er jet pipe is connected；Laval nozzle is arranged symmetrically in the housing both sides of grader, keeps certain distance with housing, and it is another
End is connected with gas-solid runner pipe using the spigot-and-socket sleeve pipe with sealing ring；Gas-solid runner pipe is arranged symmetrically under Laval nozzle
Side, and the other end is connected with bagroom respectively using flexible pipe.
Refer to Fig. 8, it is the structural representation of particle screen selecting equipment in another embodiment, and for example, particle screen selecting sets
For also including radical occlusion device 810, radical occlusion device 810 includes expanding cover 811 and rubber case 812.Expand cover 811 and rubber case 812
It is connected.For example, expand cover 811 to be sheathed on loading hopper 133, the opening of rubber case 812 has been wholely set sealing ring
813.Sealing ring 813 be used for when pouring dust to be fractionated into, on the exit region of the output channel being enclosed within feed appliance so that
In the presence of radical occlusion device 810, dust to be fractionated enters the loading hopper 133 of feed arrangement from the output channel of feed appliance
On, so, using Coanda effect, bernoulli effect and jet entrainment effect, under the protection of each powder granule raw material rubber case 812
Enter feed pipe 132, raw material, in the presence of gravity and inertia, will pour the raw material of loading hopper 133 into by shaking device 131
All tremble into feed pipe 132, then by adjusting the speed-regulating valve 513 on each airflow line 512, change each airflow line
512 pressure, make each gradation of different densities, different-grain diameter and granularity out, respectively enter different types of coarse powder outlet
124th, fine powder outlet 125, middle powder outlet 126, superfine powder outlet 127, sub- fine outlet 128 and fine outlet 129, thus solve
Impure superfine powder jet purifying and classifying is difficult, and partition size controls the problem being difficult and raw material to remain, penetrate in head tank
Flow point stage efficiency is low, the raw material easily technical problem such as spilling.
In order that connecting compacter, for example, expanding cover 811 is the cylinder of hollow.For example, expand cover 811 to have certainly
By end and fixing end, on loading hopper 133, free end is connected fixed end cap with rubber case 812.For example, rubber case 812 is
The cylinder of hollow.For example, the external diameter of the opening of rubber case 812 is more than the external diameter of free end.So, hollow is cylindrical
Expand cover 811 and rubber case 812 is adapted to the shape of traditional output channel of dust feed appliance, make connection more tight
Gather.
Further, for example, sealing ring includes hard rubber grommet and plastic screw, and the opening of rubber case is wholely set firmly
Matter rubber grommet, hard rubber grommet has two movable ends, and two movable ends offer screw, plastic screw wear after two screws respectively with
Two movable ends are spirally connected, to reduce the external diameter of hard rubber grommet.This sealing ring is similar to that the fastening structure of running water pipe, makes
Rubber case being completely embedded not of the output channel of rubber case and dust feed appliance after the output channel being inserted in dust feed appliance
Loosen.
Refer to Fig. 9, it is the structural representation of main air flow channel in an embodiment, in the present embodiment, main gas flow pipe
Road is integrally formed with frame, is installed with the layout simplifying pipeline, provides good working environment for operator, changes traditional
The drawbacks of pipeline wiring is complicated, effectively improves work efficiency.Specifically, frame 110 hollow is provided with passage 901.Passage 901
Radius size can be adjusted according to actual Production requirement.Understand, passage 901 can be used for transport solid powder and liquid
Body or other fluids etc..In the present embodiment, passage 901 can be used for transporting the granule of various radiuses, for example, enters coarse powder and leads to
The coarse powder particles in road, enter the fine particle of fine powder passage, enter in the middle powder particles of powder passage, entrance superfine powder passage super
Micro powder granule, the sub-micro powder particles entering sub-micro powder passage and the micro powder granule entering micropowder passage.
For improving the efficiency of flowing, for example, passage 901 is coaxially arranged with the first body 911.For example, the first body 911 is
The cylinder of hollow.And for example, the first body 911 has the cross section of annulus.For example, the medial wall of the first body 911 is smooth sets
Put.Specifically, for example, the first body 911 is made up of stainless steel.And for example, the first body 911 is anticorrosion elastomeric material system
Become.For example, the medial wall of the first body 911 is processed by shot blasting by buffing machine.So, by by the first body 911
Side wall is arranged to smooth surface, thus being conducive to transport solid powder and liquid or other fluids etc..
For avoid hollow frame can weight capacity decline, for example, the first body 911 is coaxially arranged with the second body
912.Likewise, the second body 912 is the cylinder of hollow.And for example, the second body 912 has the cross section of annulus.For example,
The internal diameter of two bodys 912 is equal to the external diameter of the first body 911.For example, the second body 912 is made up of metal material.For example, second
Body 912 is made up of ferrous materials.And for example, the second body 912 is made up of cast steel material.So, by will the second body 912 with
Axle sleeve is located on the first body 911, it is to avoid the frame of hollow can weight capacity decline, by the first body 911 and the second body
912 jointly strengthen frame can load-bearing property.
In order to strengthen further frame can weight capacity, for example, the periphery of the second body 912 is provided with some reinforcements
913 and fixed block 914.For example, reinforcement 913 and fixed block 914 are hardness and differ and be more than the second body successively
912 metal.For example, reinforcement 913 is ferroalloy；And for example, fixed block 914 is aluminium alloy；And for example, the second body 912 is lead
Alloy.It should be noted that the connection of reinforcement 913 and fixed block 914 and the second body 912 is tight connection.For example,
The surface of reinforcement is provided with some grooves, and fixed block is correspondingly arranged on some projections, passes through convex between reinforcement and fixed block
Rise in insertion groove and carry out tight fit, reach the generation preventing the event that relative displacement occurs between the two simultaneously, thus in depth
In the structure of level, further reinforcement frame can weight capacity.
Each technical characteristic of embodiment described above can arbitrarily be combined, for making description succinct, not to above-mentioned reality
The all possible combination of each technical characteristic applied in example is all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all it is considered to be the scope of this specification record.
Embodiment described above only have expressed the several embodiments of the present invention, and its description is more concrete and detailed, but simultaneously
Can not therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
Say, without departing from the inventive concept of the premise, some deformation can also be made and improve, these broadly fall into the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be defined by claims.
Claims (7)
1. a kind of particle screen selecting equipment is it is characterised in that include:
Frame；
Grader, described grader includes housing, two block objects and six classifications and adjusts blade, and described housing is arranged at
In described frame, described housing offers coarse powder outlet, fine powder outlet, the outlet of middle powder, superfine powder outlet, sub- fine outlet and micro-
Powder exports, and two described bulk objects and six described classifications adjust blade and have been collectively forming jet classifying area and connected respectively
Lead to coarse powder passage, fine powder passage, middle powder passage, superfine powder passage, sub-micro powder passage and the micropowder passage in described jet classifying area；
Feed arrangement, described feed arrangement includes shaking device, feed pipe and loading hopper, and described shaking device is arranged at described
It is connected with described loading hopper in frame and by elastic component, described feed pipe has compressed air inlet, described charging Gutron
Cross Laval nozzle and connect described jet classifying area, described loading hopper is connected with described feed pipe；
Preventer, described preventer includes framework and is arranged at porous ceramic film in described framework, described framework away from
Described jet classifying area is arranged on described housing；
Guide, described guide is arranged in described frame, and described guide includes and described coarse powder outlet
Coarse powder conduit and the fine powder conduit of described fine powder outlet and the middle powder conduit of described middle powder outlet and described super
The sub-micro powder conduit of the superfine powder conduit of fine outlet connection and described sub-micro powder outlet and with described fine outlet even
Logical micropowder conduit；
Collection device, described collection device includes air compressor, main air flow channel, six airflow lines, six speed tune
Section valve and six dust-precipitators, described air compressor is connected with the input of described main air flow channel, described main air flow channel
Outfan connect with the input of airflow lines described in six respectively；Each described speed-regulating valve is correspondingly arranged in an institute
State on an airflow line；Described in six, an airflow line is led with described coarse powder conduit, described fine powder conduit, described middle powder respectively
Pipe, the outfan connection of described superfine powder conduit, described sub-micro powder conduit and described micropowder conduit；Each described gas flow tube
The end correspondence in road is connected with dust-precipitator described in.
2. particle screen selecting equipment according to claim 1 is it is characterised in that described housing is in away from described jet classifying area
Offer exhaust outlet, described framework embeds in described exhaust outlet.
3. particle screen selecting equipment according to claim 2 is it is characterised in that described exhaust outlet is rectangle structure, described
Framework corresponds to rectangle structure.
4. particle screen selecting equipment according to claim 2 is it is characterised in that described exhaust outlet is ellipsoidal structure, described
Framework corresponds to ellipsoidal structure.
5. particle screen selecting equipment according to claim 2 is it is characterised in that described porous ceramic film is detachably arranged at institute
State in framework.
6. particle screen selecting equipment according to claim 5 is it is characterised in that described framework and described housing are detachably to connect
Connect.
7. particle screen selecting equipment according to claim 6 is it is characterised in that the periphery area of described housing and described exhaust outlet
Domain is provided with guide member, described guide member uncovered towards described jet classifying area, plastic mattress is passed through in the bottom of described guide member
Piece is abutted with described framework.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611085411.0A CN106362948B (en) | 2016-11-30 | 2016-11-30 | Particle screen selecting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611085411.0A CN106362948B (en) | 2016-11-30 | 2016-11-30 | Particle screen selecting equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106362948A true CN106362948A (en) | 2017-02-01 |
| CN106362948B CN106362948B (en) | 2019-08-23 |
Family
ID=57892515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611085411.0A Active CN106362948B (en) | 2016-11-30 | 2016-11-30 | Particle screen selecting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106362948B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107020196A (en) * | 2017-05-23 | 2017-08-08 | 青海万加环保新材料有限公司 | A kind of submicron powder grading plant and stage division |
| CN109941756A (en) * | 2019-03-01 | 2019-06-28 | 成都瑞柯林工程技术有限公司 | Particulate matter method for sieving and powder fluidization device |
| CN111451000A (en) * | 2020-04-13 | 2020-07-28 | 青岛理工大学 | Multi-energy-field-drive-based walnut shell micro-powder multi-particle-size-domain grading device and method |
| CN113405867A (en) * | 2021-07-26 | 2021-09-17 | 天津环科环境规划科技发展有限公司 | Particulate matter sampling device and particulate matter detection device |
| CN115283262A (en) * | 2022-08-26 | 2022-11-04 | 哈尔滨学院 | Mechanism sand wind selector with hierarchical adjustment function |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4153541A (en) * | 1975-08-27 | 1979-05-08 | Hans Rumpf | Method and apparatus for the continuous centrifugal classifying of a continuous flow of particulate material in a deflected flow |
| JPH0760194A (en) * | 1993-08-23 | 1995-03-07 | Canon Inc | Pneumatic classifier and pneumatic classifying method |
| CN201997483U (en) * | 2010-12-17 | 2011-10-05 | 国家纳米技术与工程研究院 | Jet flow grading machine for small-size laboratory |
| CN102744213A (en) * | 2012-06-18 | 2012-10-24 | 同济大学 | Mineral powder particle jet-flow separation device |
| CN202845334U (en) * | 2012-10-26 | 2013-04-03 | 安徽理工大学 | Jet type powder removing machine for dry grading of fine coal before selection |
| CN204647597U (en) * | 2015-04-30 | 2015-09-16 | 河北泉恩高科技管业有限公司 | A kind of heating and cooling HDPE composite insulating pipe |
| CN105107739A (en) * | 2015-07-08 | 2015-12-02 | 湘潭大学 | High efficiency ultrafine powder jet flow grading purification method and special-purpose device thereof |
| CN205199897U (en) * | 2015-10-28 | 2016-05-04 | 赣州市芯隆新能源材料有限公司 | Novel powder screening device |
| CN206392428U (en) * | 2016-11-30 | 2017-08-11 | 德米特（苏州）电子环保材料有限公司 | Particle screen selecting equipment |
-
2016
- 2016-11-30 CN CN201611085411.0A patent/CN106362948B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4153541A (en) * | 1975-08-27 | 1979-05-08 | Hans Rumpf | Method and apparatus for the continuous centrifugal classifying of a continuous flow of particulate material in a deflected flow |
| JPH0760194A (en) * | 1993-08-23 | 1995-03-07 | Canon Inc | Pneumatic classifier and pneumatic classifying method |
| CN201997483U (en) * | 2010-12-17 | 2011-10-05 | 国家纳米技术与工程研究院 | Jet flow grading machine for small-size laboratory |
| CN102744213A (en) * | 2012-06-18 | 2012-10-24 | 同济大学 | Mineral powder particle jet-flow separation device |
| CN202845334U (en) * | 2012-10-26 | 2013-04-03 | 安徽理工大学 | Jet type powder removing machine for dry grading of fine coal before selection |
| CN204647597U (en) * | 2015-04-30 | 2015-09-16 | 河北泉恩高科技管业有限公司 | A kind of heating and cooling HDPE composite insulating pipe |
| CN105107739A (en) * | 2015-07-08 | 2015-12-02 | 湘潭大学 | High efficiency ultrafine powder jet flow grading purification method and special-purpose device thereof |
| CN205199897U (en) * | 2015-10-28 | 2016-05-04 | 赣州市芯隆新能源材料有限公司 | Novel powder screening device |
| CN206392428U (en) * | 2016-11-30 | 2017-08-11 | 德米特（苏州）电子环保材料有限公司 | Particle screen selecting equipment |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107020196A (en) * | 2017-05-23 | 2017-08-08 | 青海万加环保新材料有限公司 | A kind of submicron powder grading plant and stage division |
| CN109941756A (en) * | 2019-03-01 | 2019-06-28 | 成都瑞柯林工程技术有限公司 | Particulate matter method for sieving and powder fluidization device |
| CN109941756B (en) * | 2019-03-01 | 2024-04-19 | 成都瑞柯林工程技术有限公司 | Particle screening method and powder fluidization device |
| CN111451000A (en) * | 2020-04-13 | 2020-07-28 | 青岛理工大学 | Multi-energy-field-drive-based walnut shell micro-powder multi-particle-size-domain grading device and method |
| CN113405867A (en) * | 2021-07-26 | 2021-09-17 | 天津环科环境规划科技发展有限公司 | Particulate matter sampling device and particulate matter detection device |
| CN113405867B (en) * | 2021-07-26 | 2023-03-28 | 天津环科环境规划科技发展有限公司 | Particulate matter sampling device and particulate matter detection device |
| CN115283262A (en) * | 2022-08-26 | 2022-11-04 | 哈尔滨学院 | Mechanism sand wind selector with hierarchical adjustment function |
| CN115283262B (en) * | 2022-08-26 | 2023-09-01 | 哈尔滨学院 | Mechanism sand wind selector with hierarchical adjustment function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106362948B (en) | 2019-08-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106362948A (en) | Granule screening equipment | |
| CN105107739B (en) | A kind of superfine powder jet classifying method of purification and its special purpose device | |
| CN204564563U (en) | A kind of sandstone separator | |
| SE530058C2 (en) | piping systems | |
| CN206356254U (en) | Trickle powder selects machine | |
| CN202070332U (en) | Aerosol generating device capable of adjusting dust capacity | |
| CN106513312A (en) | Jet flow grading device | |
| CN206392428U (en) | Particle screen selecting equipment | |
| CN206435472U (en) | Jet classifying device | |
| CN206334868U (en) | One fruit scale ovum seperator | |
| CN208694580U (en) | A kind of gas and oil separating plant for air compressor | |
| CN204620430U (en) | One selects powder classifying integrated machine | |
| US2792910A (en) | Cyclone separator | |
| CN106378307A (en) | Fine and micro powder sorting machine | |
| CN203993577U (en) | A kind of shot-sand separator | |
| CN106733666A (en) | One fruit scale ovum seperator | |
| CN216539490U (en) | Prevent carborundum screening plant for production and processing of leakage | |
| CN208853237U (en) | A kind of positive/negative-pressure screening machine | |
| CN206248346U (en) | Inertia particle separator separating property test device | |
| CN206924572U (en) | Dust arrester installation for mill base dispersion machine | |
| CN205128417U (en) | A wind selector for grain cleaning machine is last | |
| CN210935933U (en) | Negative pressure specific gravity separating screen | |
| CN209318171U (en) | A kind of twin-stage Machine-made Sand recyclable device | |
| CN211217151U (en) | Multifunctional cyclone tube | |
| CN209127695U (en) | A kind of high efficient coal discharging pit dust falling system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |