CN104438088A - Material dispersing and dust removing device and method, air inlet structure of material dispersing and dust removing device and air vibrating screen - Google Patents
Material dispersing and dust removing device and method, air inlet structure of material dispersing and dust removing device and air vibrating screen Download PDFInfo
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- CN104438088A CN104438088A CN201410608155.3A CN201410608155A CN104438088A CN 104438088 A CN104438088 A CN 104438088A CN 201410608155 A CN201410608155 A CN 201410608155A CN 104438088 A CN104438088 A CN 104438088A
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Abstract
The invention discloses a material dispersing and dust removing device and method, an air inlet structure of the material dispersing and dust removing device and an air vibrating screen. The air inlet structure is used for being mounted in a material distributing cavity (20) of a shell (21) in the dropping direction of materials. The air inlet structure (1) comprises a ventilation body (2), and a plurality of ventilation openings (4) are formed in the length direction of the ventilation body (2) at intervals. The size of the cross section of each ventilation opening (4) can be adjusted, so that the blast capacity of the ventilation openings is adjusted, the air inlet amount at the height position can be correspondingly adjusted according to the dust concentration at different height positions, and thus the material dispersing and dust removing efficiency is maximized.
Description
Technical field
The present invention relates to material screening technical field, particularly, relate to a kind of air inlet structure of material dispersion dedusting, a kind of have the material dispersion dust arrester of this air inlet structure, a kind of material dispersion dust collection method of material dispersion dust arrester and a kind of air vibration sieve.
Background technology
Usually, according to different job requirements, need to material particularly material raw material sieve, to sub-elect the material of different-grain diameter.Such as, stone, sand etc. are concrete thick, the fine aggregates of composition, and are the important raw material maximum with consumption.Along with the requirement of high performance concrete to aggregate is tighter, thus also higher to the technical requirement of sandstone.Recently, along with the fast development of building trade, correspondingly there is the second best in quality Machine-made Sand, by air vibration sieve, Machine-made Sand has been sieved, the working materials of different fineness modulus can be sub-elected.
The cardinal principle of existing air vibration sieve provides wind-force by air blast, and to be dispelled by the material fallen in elutriation case and by dust separation, and material sieves under the sieving actoion of vibratory sieve, thus realizes separation and the dedusting of the different gradation of material.But, there is provided air-flow at a high speed so that material is dispelled separation owing to needing air blast, make when designing, need the mutual matching relationship of the blow rate required of reasonable consideration air blast and air inducing dust pelletizing system, thus add the complexity of production line, meanwhile, adopt air blast air blast, need to consume a large amount of energy consumptions, and produce a large amount of noises.
Summary of the invention
The object of this invention is to provide a kind of air inlet structure of material dispersion dedusting, after the sub-material chamber of this air inlet structure and housing is assembled, the intake of this At The Height correspondingly can be regulated, to make the maximizing efficiency of material dispersion dedusting according to the dust concentration at differing heights place.
To achieve these goals, the invention provides a kind of air inlet structure of material dispersion dedusting, this air inlet structure is used for being arranged in the sub-material chamber of housing along the direction of dropping of material, this air inlet structure comprises ventilation body, on described ventilation body, gap-forming has multiple ventilating opening along its length, and the cross-sectional sizes of each described ventilating opening can adjust, to adjust the air quantity by this ventilating opening.
Pass through technique scheme, when in the sub-material chamber that this air inlet structure is arranged on housing, due to ventilation body along its length gap-forming have multiple ventilating opening, and the cross-sectional sizes of each ventilating opening can adjust, thus adjust the air quantity of this ventilating opening, like this, in sub-material chamber, correspondingly can regulate the intake of this At The Height according to the dust concentration at differing heights place, maximize to enable the efficiency of material dispersion dedusting.
Preferably, state ventilation body along its length unitary construction be stairstepping, drop clash into ramp to form the material with drop interval tilting to extend to this stairstepping other end from this stairstepping one end, described drop gap-forming is described ventilating opening.
Preferably, described ventilation body comprises multiple support, and the plurality of support arranges with described drop interval successively and forms described stairstepping with entirety.
Preferably, each described support is connected with air-flow plate, this air-flow plate can adjust position to regulate the cross-sectional sizes of described ventilating opening.
Preferably, each described support surface thereof is provided with blanking crash panel, one end of blanking crash panel described in any one is positioned at below the end of upstream blanking crash panel, and the other end is positioned at above the end of downstream blanking crash panel, with entirety formed described material drop clash into ramp.
Preferably, described air inlet structure also comprises the first envelope bin gate, described first envelope bin gate is arranged near the side of the bottom of described ventilation body and can relative to adjustment position, described bottom, to drop the cross-sectional sizes of passage to regulate the first material formed between the internal face in a side of described bottom and described sub-material chamber.
Preferably, described air inlet structure also comprises the second envelope bin gate, the opposite side of described second envelope bin gate near the bottom of described ventilation body is arranged and can relative to adjustment position, described bottom, to drop the cross-sectional sizes of passage to regulate the second material formed between the internal face in the another side of described bottom and described sub-material chamber.
Preferably, described first envelope bin gate and described second envelope bin gate are arranged respectively by the first rotating shaft and the second axis of rotation.
Preferably, cavity is formed in the described bottom of described ventilation body; Described second rotating shaft is arranged on the sidewall of described cavity, and one end of described second envelope bin gate to extend in described cavity and is connected with balanced body.
In addition, the invention provides the air inlet structure that a kind of material dispersion dust arrester comprises blower unit, has the housing in sub-material chamber and above-described material dispersion dedusting, wherein, described air inlet structure to be arranged in described sub-material chamber and to be positioned at the below of the charging aperture in described sub-material chamber, the air inlet in described sub-material chamber is positioned at the side of described air inlet structure, and the dust removal port in described sub-material chamber is positioned at the opposite side of described air inlet structure; Described blower unit is communicated with described dust removal port and is engaged in described sub-material chamber with described air inlet and forms negative-pressure air-flow.
Preferably, described sub-material chamber is divided into benefit wind chamber and feed separation dedusting chamber by described ventilation body.
In addition, the invention provides a kind of material dispersion dust collection method of material dispersion dust arrester, described material dispersion dust arrester is above-described material dispersion dust arrester, and described material dispersion dust collection method comprises: adjust the cross-sectional sizes of each described ventilating opening to required cross-sectional sizes; In described sub-material chamber, the negative-pressure air-flow by described ventilating opening is formed by described blower unit; Described ventilation body disperses the material entering described sub-material chamber from described charging aperture and carries out dedusting by described negative-pressure air-flow.
Preferably, described material dispersion forms moving material curtain stream from top to bottom, and described negative-pressure air-flow is through described material curtain stream.。
In addition, the present invention also provides a kind of air vibration to sieve, this air vibration sieve involving vibrations sieve housing and above-described material dispersion dust arrester, this vibratory sieve housing introversion is tiltedly provided with multi-layer vibration screen cloth, every layer of vibration screen correspondence is provided with material outlet, wherein, the feed end of described vibratory sieve housing is connected with the discharging opening of described material dispersion dust arrester.
Other features and advantages of the present invention are described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for description, is used from explanation the present invention, but is not construed as limiting the invention with detailed description of the invention one below.In the accompanying drawings:
Fig. 1 is the perspective view of the air inlet structure of the material dispersion dedusting that the specific embodiment of the invention provides;
Fig. 2 is the side-looking structural representation of the air inlet structure of the material dispersion dedusting of Fig. 1;
Fig. 3 is the schematic diagram that material dispersion dust arrester that the specific embodiment of the invention provides carries out material dispersion dedusting;
Fig. 4 is the air vibration sieve perspective view that the specific embodiment of the invention provides, and wherein, the partial shell of this air vibration sieve is removed;
Fig. 5 is the side-looking structural representation of the air vibration sieve of Fig. 4.
Description of reference numerals
1-air inlet structure, 2-ventilation body, 3-first envelope bin gate, 4-ventilating opening, 5-bottom, 6-first material drops passage, 9-first rotating shaft, 10-second material drops passage, 11-second envelope bin gate, 12-second rotating shaft, 13-cavity, 14-sidewall, 15-balanced body, 16-support, 17-air-flow plate, 18-blanking crash panel, 19-blower unit, 20-sub-material chamber, 21-housing, 22-air inlet, 23-charging aperture, 24-dust removal port, 25-discharging opening, 26-mends wind chamber, 27-feed separation dedusting chamber, 28-vibratory sieve housing, 29-vibration screen, 30-material dispersion dust arrester.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
As shown in figs. 1 and 4, the air inlet structure of the material dispersion dedusting that the specific embodiment of the invention provides is for being arranged in the sub-material chamber 20 of housing 21 along the direction of dropping of material, this air inlet structure 1 comprises ventilation body 2, on ventilation body 2, gap-forming has multiple ventilating opening 4 along its length, and the cross-sectional sizes of each ventilating opening 4 can adjust, to adjust the air quantity by this ventilating opening.
Like this, when in the sub-material chamber that this air inlet structure is arranged on housing, due to ventilation body along its length gap-forming have multiple ventilating opening, this makes it possible to formed along material drop direction arrangement multiply air intake, simultaneously, because the cross-sectional sizes of each ventilating opening can adjust, like this, in sub-material chamber, the intake of this At The Height correspondingly can be regulated according to the dust concentration at differing heights place, thus make different dust concentrations to there being corresponding intake, thus the efficiency of material dispersion dedusting is maximized.
The loose separation of shaking of material can be realized by other in bulk the putting of shaking be arranged in sub-material chamber, and what this air inlet structure was formed drop the multiply air intake of direction arrangement along material can through the material dropped to carry out dedusting to it.
But, preferably be configured to while air intake at this air inlet structure of the present invention, also can realize shaking the loose function be separated to the material dropped, namely as Figure 1-3, ventilation body 2 along its length unitary construction is stairstepping, the material with drop interval tilting to extend to this stairstepping other end to be formed from this stairstepping one end drops and clashes into ramp, described drop gap-forming is ventilating opening 4, like this, material drops on material drops shock ramp to disperse under self gravitation effect, simultaneously, from the ventilating opening 4 of air inlet structure, the air intake namely passed through from described drop interval can carry out effective dedusting to the material of dispersion.Specifically as shown in the arrow lines in Fig. 3.
Further, in order to make ventilation body 2 formed the above-described material with drop interval drop clash into ramp, ventilation body 2 of the present invention can have various structures form, and in the preferred version of one, as illustrated in fig. 1 and 2, ventilation body 2 comprises multiple support 16, the plurality of support 16 sets gradually with described drop interval and forms described stairstepping with entirety, like this, between multiple support 16, entirety is formed above-mentioned material drop clash into ramp, with the material dispersion that will drop.
Material drop clash into ramp can have various structures form, in a kind of version, as shown in Figure 2, support 16 comprises two plates becoming angle to connect, such as be formed as " ㄥ " type structure, be somebody's turn to do the opening of " ㄥ " type structure towards the material dropped, to pile up a certain amount of material at this opening part, thus the overall co-ordination of all supports 16 is to form the bevelled bank of tool, namely utilize material formation material to drop and clash into ramp, thus the shock between material can be utilized, the material dropped on this material cone is beaten and spreads separation.
Or, drop at material in the another kind of version of clashing into ramp, in order to improve the compactedness of structure, and improve the utilization rate of part of appliance, as shown in Figure 1,2 and 3, each support 16 surface thereof is provided with blanking crash panel 18, such as, blanking crash panel 18 can be arranged on the opening part of " ㄥ " type structure, and one end of any one blanking crash panel 18 (i.e. upper end) is positioned at below the end of upstream blanking crash panel 18, the other end (i.e. lower end) is positioned at above the end of downstream blanking crash panel 18, with entirety formed described material drop clash into ramp.Like this, after material enters sub-material chamber from the charging aperture in sub-material chamber, under self gravitation effect, blanking crash panel 18 is clashed in whereabouts, simultaneously, can ventilating opening 4 enter wind action under, can upspring a little from this blanking crash panel 18 and continue to fall to clashing into ramp along the material tilting to extend and clash into whereabouts successively, to realize the dispersion of material.While the material of dispersion falls, the air-flow through ventilating opening 4 will carry out the dedusting of dust, specifically as shown in Figure 3.
In addition, as illustrated in fig. 1 and 2, each support 16 is connected with air-flow plate 17, this air-flow plate 17 can adjust position to regulate the cross-sectional sizes of described ventilating opening 4.Further, as shown in Figure 2, air-flow plate 17 is slidably arranged on support 16, to regulate the cross-sectional sizes of ventilating opening 4 according to demand.
In addition, when this air inlet structure is arranged in sub-material chamber, to drop forming material between the internal face in sub-material chamber 20 passage in the bottom 5 of ventilation body 2.Like this, when the material that in sub-material chamber 20, initial drops in pairs carries out negative-pressure air-flow (will be described in more detail below) of dedusting, air intake will enter from air inlet and this material passage that drops; Subsequently, material enters in this sub-material chamber and carries out dispersion dedusting, now, drop air-flow that passage enters from bottom to top from material, a large amount of kinetic energy by the supplies consumption of dropping, and air intake resistance is very large, to above-mentioned negative-pressure air-flow be weakened, and the efficiency of dust collection of negative-pressure air-flow is impacted.Therefore, in order to form reliable and stable negative-pressure air-flow in sub-material chamber 20, this air inlet structure of the present invention is configured to when it is installed in sub-material chamber, the air intake forming negative-pressure air-flow enters from the sidepiece air inlet in sub-material chamber, for this reason, preferably, as Fig. 1, shown in 2 and 3, air inlet structure of the present invention also comprises the first envelope bin gate 3, this the first envelope bin gate 3 is arranged near the side (right side of the bottom 5 namely shown in Fig. 2) of the bottom 5 of ventilation body 2 and can adjust position relative to bottom 5, to drop the cross-sectional sizes of passage 6 to regulate the first material formed between a side of bottom 5 and the internal face in sub-material chamber 20.
Like this, by this first envelope bin gate 3, in sub-material chamber during initial formation negative-pressure air-flow, closedown material drops passage by this first envelope bin gate, prevent air from entering in sub-material chamber from the material passage that drops, thus make air only enter in sub-material chamber from multiple ventilating opening, and stable negative-pressure air-flow is formed in sub-material chamber, material enters in sub-material chamber and carries out dispersion dedusting and drop accumulating in this first envelope bin gate place subsequently, by adjusting the position of the first envelope bin gate, the suitable feed opening of width is formed to adjust the first material cross-sectional sizes to the first material of passage passage that drops that drops, the material that making drops gathers just can seal this feed opening while being dropped by this feed opening, thus drop in process at the material of dispersion dedusting, prevent air from entering in sub-material chamber from this feed opening, affect the effect of negative-pressure air-flow, simultaneously, the blanking speed that feed opening piles up mineral can be controlled by adjusting the first envelope bin gate, to control the height of materials that this feed opening place piles up, to realize utilizing solid accumulation to carry out the passage of shutoff sub-material chamber air inlet from below, preferably, the height of materials controlling to pile up at this feed opening place is no more than the bottom of ventilation body, to avoid impacting the ventilation of the ventilating opening near this bottom.
In addition, in practice, consider that material clashes in dispersion process on ventilation body, partial material particle may be crossed ventilating opening 4 and drop to opposite side (namely in figure 3, the left side that ventilating opening 4 drops to ventilation body is crossed from the right side of ventilation body) and accumulate in this side, for the ease of discharging the partial material particle that this drops, preferably, as Fig. 1, shown in 2 and 3, air inlet structure of the present invention also comprises the second envelope bin gate 11, the opposite side (left side of bottom 5 Fig. 2 shown in) of the second envelope bin gate 11 near the bottom 5 of ventilation body 2 is arranged and can adjust position relative to bottom 5, to drop the cross-sectional sizes of path 10 to regulate the second material formed between the internal face in the another side of bottom 5 and sub-material chamber 20, specifically as shown in Figure 3.
Like this, by adjusting this second envelope bin gate 11, can by the partial material particle gathered easily from the second material drop path 10 discharge.Simultaneously, second envelope bin gate 11 is under the path 10 closed state that dropped by the second material, when forming negative-pressure air-flow in sub-material chamber, can prevent air from entering in sub-material chamber from the second material path 10 that drops, thus air is only entered in sub-material chamber from multiple ventilating opening, and form stable negative-pressure air-flow in sub-material chamber.
The position adjustment of the first envelope bin gate 3 and the second envelope bin gate 11 can be realized by various ways, and preferably, in the present invention, as illustrated in fig. 1 and 2, the first envelope bin gate 3 and the second envelope bin gate 11 rotate respectively by the first rotating shaft 9 and the second rotating shaft 12 and arrange.
Such as, the first envelope bin gate 3 is arranged rotationally by the first rotating shaft 9, and this first rotating shaft 9 is by being arranged on outside power set such as hydraulic motor to drive rotation.Like this, when disperseing the material after dedusting to drop to the first envelope bin gate 3 place under self gravitation effect, the first material is regulated to drop the cross-sectional sizes of passage 6 by the rotational angle adjusting the first envelope bin gate 3, the suitable feed opening of width is formed to make the first material passage 6 that drops, thus guarantee that the material dropped just can seal this feed opening while being dropped by this feed opening, simultaneously, by adjusting the angle of the first envelope bin gate 3, the blanking speed of feed opening place deposit can be controlled, thus the material controlling to pile up at this feed opening place keeps suitable height, to realize utilizing solid accumulation to carry out the passage of shutoff sub-material chamber air inlet from below.Certainly, the first envelope bin gate 3 can rotate on the sidewall of the bottom 5 being arranged on ventilation body 2, also as shown in Figure 3, can rotate and be arranged on the internal face (represented by dashed line in Fig. 3) in sub-material chamber 20; In addition, the first envelope bin gate 3 also can be arranged with the form pulled and pushed obliquely.
Second envelope bin gate 11 is rotated by the second rotating shaft 12 and is arranged on bottom 5.Like this, need discharge gather material particles time, the material particles only needing rotation second envelope bin gate 11 this can be gathered from the second material drop path 10 discharge, subsequently return continue keep close.
Further, realizing automatic discharge in order to realize the second envelope bin gate 11 according to the weight of the material particles gathered, as shown in Figure 2, in the preferred version of one, in the bottom 5 of ventilation body 2, being formed with cavity 13; Second rotating shaft 12 is arranged on the sidewall 14 of cavity 13, and one end of the second envelope bin gate 11 to extend in cavity 13 and is connected with balanced body 15.Like this, second envelope bin gate 11 is by balanced body 15 and utilize lever principle to keep closed state, when the weight of the material particles gathered exceedes the weight of balanced body 15, second envelope bin gate 11 will open discharging automatically, along with the alleviating of weight of material particles, the second envelope bin gate 11 return under the effect of balanced body 15 to drop path 10 to close the second material.
In addition, the invention provides a kind of material dispersion dust arrester, as shown in Figures 3 and 4, this material dispersion dust arrester comprises blower unit 19, has the air inlet structure of the housing 21 in sub-material chamber 20 and above-described material dispersion dedusting, wherein, described air inlet structure to be arranged in sub-material chamber 20 and to be positioned at the below of the charging aperture 23 in sub-material chamber 20, and the air inlet 22 in sub-material chamber 20 is positioned at the side of described air inlet structure, and the dust removal port 24 in sub-material chamber 20 is positioned at the opposite side of described air inlet structure; Blower unit 19 is communicated with dust removal port 24 and is engaged in sub-material chamber 20 with air inlet 22 and forms negative-pressure air-flow.
Like this, due to ventilation body along its length gap-forming have multiple ventilating opening, the air intake that air inlet is introduced can pass multiple ventilating opening, to form the negative-pressure air-flow extended from top to bottom in sub-material chamber, simultaneously, because the cross-sectional sizes of each ventilating opening can adjust, in sub-material chamber, the intake of this At The Height correspondingly can be regulated according to the dust concentration at differing heights place, to form the negative-pressure air-flow corresponding with different dusts concentration in the short transverse in sub-material chamber, thus the efficiency of material dispersion dedusting is maximized.
Air inlet structure of the present invention directly can be arranged in air inlet 22 place, and such as, can offer an air inlet extended along body height direction at the sidepiece of housing 21, this air inlet structure is directly installed on this air inlet.But, as mentioned above, in practice, consider that material clashes in dispersion process on ventilation body, partial material particle may be crossed ventilating opening 4 and drop to outside from air inlet 22, preferably, sub-material chamber 20 is divided into by ventilation body 2 mends wind chamber 26 and feed separation dedusting chamber 27, like this, by this benefit wind chamber 26, above-mentioned partial material particle can be carried out catch and to accumulate on the second envelope bin gate 11 and to drop from the second material path 10 that drops, simultaneously, due to this benefit wind chamber 26, the air introduced from air inlet 22 spreads at benefit wind chamber 26, and enter into feed separation dedusting chamber 27 by multiple ventilating opening 4, to realize the side air admission of material dispersion dedusting, and pass through the adjustment of ventilating opening 4 size, with the size of the intake at corresponding differing heights place, namely, for the height and position that height dust concentration a certain in feed separation dedusting chamber 27 is large, by increasing the air inflow of the ventilating opening 4 at respective heights place, to improve the negative-pressure air-flow transport capability of this At The Height, and for another height and position that highly dust concentration is little in feed separation dedusting chamber 27, by reducing the air inflow of the ventilating opening 4 at respective heights place, thus reduce the negative-pressure air-flow flow of this At The Height, reach the object of saving and transporting kinetic energy and reasonable distribution negative-pressure air-flow conveying capacity.
In addition, the present invention also provides the material dispersion dust collection method of the material dispersion dust arrester described in more than one, and described material dispersion dust collection method comprises:
Adjust the cross-sectional sizes of each ventilating opening 4 to required cross-sectional sizes; In sub-material chamber 20, the negative-pressure air-flow by ventilating opening 4 is formed by blower unit 19; Ventilation body 2 disperses the material entering sub-material chamber 20 from charging aperture 23 and carries out dedusting by described negative-pressure air-flow.Such as, material shakes loose under the effect of blanking crash panel 18, and disperses dedusting under the effect of described negative-pressure air-flow.
In order to improve the loose separation efficiency of dust collection that shakes of material, preferably, described material dispersion forms the moving material curtain stream of the waterfall form that is similar to from top to bottom, such as, by the shock ramp, material whereabouts with drop interval of extension of tilting at stairstepping being formed material curtain stream from top to bottom, thus dedusting dispersion efficiency is improved, described negative-pressure air-flow is through described moving material curtain stream, with while dedusting, partial material can be driven to fall with parabolical path, to realize better separation.
In addition, the present invention also provides a kind of air vibration to sieve.As shown in Figures 4 and 5, described air vibration sieve involving vibrations sieve housing 28 and above-described material dispersion dust arrester 30, wherein, this vibratory sieve housing 28 introversion is tiltedly provided with multi-layer vibration screen cloth 29, every layer of vibration screen 29 correspondence is provided with material outlet, and the feed end of vibratory sieve housing 28 is connected with the discharging opening 25 of material dispersion dust arrester 30.
Like this, by material dispersion dust arrester 30 shake loose be separated dedusting after material drop in vibratory sieve housing 28 from its underpart discharging opening 25, and the sorting classifying of different size is carried out by multi-layer vibration screen cloth 29, to sieve out the material of the different-grain diameter meeting demand, such as, for roadbed material, concrete aggregate etc.
Below the preferred embodiment of the present invention is described in detail by reference to the accompanying drawings; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible combination.
In addition, also can be combined between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (14)
1. the air inlet structure of a material dispersion dedusting, this air inlet structure is used for being arranged in the sub-material chamber (20) of housing (21) along the direction of dropping of material, it is characterized in that, this air inlet structure (1) comprises ventilation body (2), on described ventilation body (2), gap-forming has multiple ventilating opening (4) along its length, and the cross-sectional sizes of each described ventilating opening (4) can adjust, to adjust the air quantity by this ventilating opening.
2. air inlet structure according to claim 1, it is characterized in that, described ventilation body (2) along its length unitary construction is stairstepping, the material with drop interval tilting to extend to this stairstepping other end to be formed from this stairstepping one end drops and clashes into ramp, and described drop gap-forming is described ventilating opening (4).
3. air inlet structure according to claim 2, is characterized in that, described ventilation body (2) comprises multiple support (16), and the plurality of support (16) arranges with described drop interval successively and forms described stairstepping with entirety.
4. air inlet structure according to claim 3, it is characterized in that, each described support (16) is connected with air-flow plate (17), and this air-flow plate (17) can adjust position to regulate the cross-sectional sizes of described ventilating opening (4).
5. air inlet structure according to claim 3, it is characterized in that, each described support (16) surface thereof is provided with blanking crash panel (18), one end of blanking crash panel (18) described in any one is positioned at below the end of upstream blanking crash panel (18), the other end is positioned at above the end in downstream blanking crash panel (18), with entirety formed described material drop clash into ramp.
6. according to the air inlet structure in claim 1-5 described in any one, it is characterized in that, also comprise the first envelope bin gate (3), described first envelope bin gate (3) is arranged near the side of the bottom (5) of described ventilation body (2) and can relative to described bottom (5) adjustment position, to drop the cross-sectional sizes of passage (6) to regulate the first material formed between the internal face in a side of described bottom (5) and described sub-material chamber (20).
7. air inlet structure according to claim 6, it is characterized in that, also comprise the second envelope bin gate (11), the opposite side of described second envelope bin gate (11) near the bottom (5) of described ventilation body (2) is arranged and can relative to described bottom (5) adjustment position, to drop the cross-sectional sizes of passage (10) to regulate the second material formed between the internal face in the another side of described bottom (5) and described sub-material chamber (20).
8. air inlet structure according to claim 7, is characterized in that, described first envelope bin gate (3) and described second envelope bin gate (11) rotate respectively by the first rotating shaft (9) and the second rotating shaft (12) and arrange.
9. air inlet structure according to claim 8, is characterized in that, is formed with cavity (13) in the described bottom (5) of described ventilation body (2);
Described second rotating shaft (12) is arranged on the sidewall (14) of described cavity (13), and one end of described second envelope bin gate (11) to extend in described cavity (13) and is connected with balanced body (15).
10. a material dispersion dust arrester, it is characterized in that, this material dispersion dust arrester comprises blower unit (19), has the housing (21) of sub-material chamber (20) and the air inlet structure according to the material dispersion dedusting in claim 1-9 described in any one, wherein
Described air inlet structure to be arranged in described sub-material chamber (20) and to be positioned at the below of the charging aperture (23) of described sub-material chamber (20), the air inlet (22) of described sub-material chamber (20) is positioned at the side of described air inlet structure, and the dust removal port (24) of described sub-material chamber (20) is positioned at the opposite side of described air inlet structure;
Described blower unit (19) is communicated with described dust removal port (24) and is engaged in described sub-material chamber (20) with described air inlet (22) and forms negative-pressure air-flow.
11. material dispersion dust arresters according to claim 10, is characterized in that, described sub-material chamber (20) is divided into by described ventilation body (2) mends wind chamber (26) and feed separation dedusting chamber (27).
The material dispersion dust collection method of 12. 1 kinds of material dispersion dust arresters, is characterized in that, described material dispersion dust arrester comprises for the material dispersion dust arrester according to claim 10 or 11, described material dispersion dust collection method:
Adjust the cross-sectional sizes of each described ventilating opening (4) to required cross-sectional sizes;
In described sub-material chamber (20), the negative-pressure air-flow by described ventilating opening (4) is formed by described blower unit (19);
Described ventilation body (2) is disperseed the material entering described sub-material chamber (20) from described charging aperture (23) and carries out dedusting by described negative-pressure air-flow.
13. material dispersion dust collection methods according to claim 12, is characterized in that, described material dispersion forms moving material curtain stream from top to bottom, and described negative-pressure air-flow is through described material curtain stream.
14. 1 kinds of air vibration sieves, involving vibrations sieve housing (28), this vibratory sieve housing (28) introversion is tiltedly provided with multi-layer vibration screen cloth (29), every layer of vibration screen (29) correspondence is provided with material outlet, it is characterized in that, also comprise the material dispersion dust arrester according to claim 10 or 11, wherein, the feed end of described vibratory sieve housing (28) is connected with the discharging opening (25) of described material dispersion dust arrester (30).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410608155.3A CN104438088B (en) | 2014-10-31 | 2014-10-31 | Material dispersing and dust removing device and method, air inlet structure of material dispersing and dust removing device and air vibrating screen |
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| CN201410608155.3A CN104438088B (en) | 2014-10-31 | 2014-10-31 | Material dispersing and dust removing device and method, air inlet structure of material dispersing and dust removing device and air vibrating screen |
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| CN104438088A true CN104438088A (en) | 2015-03-25 |
| CN104438088B CN104438088B (en) | 2017-01-25 |
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| CN201410608155.3A Active CN104438088B (en) | 2014-10-31 | 2014-10-31 | Material dispersing and dust removing device and method, air inlet structure of material dispersing and dust removing device and air vibrating screen |
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| CN (1) | CN104438088B (en) |
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| CN108855919A (en) * | 2018-06-21 | 2018-11-23 | 唐山陆凯科技有限公司 | A kind of intelligent air material separator |
| CN110465399A (en) * | 2019-07-29 | 2019-11-19 | 西安建筑科技大学 | A kind of preparation method and separation equipment of low clay content raw limestone |
| CN111842151A (en) * | 2020-07-22 | 2020-10-30 | 周祥 | Furniture manufacturing is with sawdust waste recovery ash removal device |
| CN112593565A (en) * | 2020-12-09 | 2021-04-02 | 浙江鼎盛交通建设有限公司 | Road construction is with side slope soil stone conveyer |
| CN112657941A (en) * | 2020-10-30 | 2021-04-16 | 深圳奥拓力机电科技有限公司 | Automatic plasma generator cleaning device and using method thereof |
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| CN112593565A (en) * | 2020-12-09 | 2021-04-02 | 浙江鼎盛交通建设有限公司 | Road construction is with side slope soil stone conveyer |
| CN112593565B (en) * | 2020-12-09 | 2024-01-26 | 浙江鼎盛交通建设有限公司 | Slope soil and stone conveyer for road construction |
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