CN105921411B - A kind of environmental protection grain vibrating cleaning sieve - Google Patents
A kind of environmental protection grain vibrating cleaning sieve Download PDFInfo
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- CN105921411B CN105921411B CN201610459581.4A CN201610459581A CN105921411B CN 105921411 B CN105921411 B CN 105921411B CN 201610459581 A CN201610459581 A CN 201610459581A CN 105921411 B CN105921411 B CN 105921411B
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- grain
- dust
- winnowing
- air passage
- air
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- 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
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
- B07B9/02—Combinations of similar or different apparatus for separating solids from solids using gas currents
-
- 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
- B01D45/02—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising gravity
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The present invention discloses a kind of environmentally friendly grain vibrating cleaning sieve, including selection by winnowing sink mechanism, it is characterized in that, the selection by winnowing sink mechanism, which is connected by blower with dedusting separating mechanism, to be formed, the air intake vent of selection by winnowing sink mechanism is connect with the dust absorbing air passage for covering on vibrating cleaning sieve grain-export, and the air outlet of selection by winnowing sink mechanism is connected to dust absorbing air passage by the equal blower structure reflux of return air.The dusty gas generated when environmental protection grain vibrating cleaning sieve circular treatment selection by winnowing sedimentation of the present invention, selection by winnowing efficiency and effect can be greatly improved, improve dust removing effects, reduce external discharge gas, to substantially reduce air pollution, dust from flying is effectively avoided, improves working environment quality, guarantee the health of staff, improve the cleaning efficiency of grain vibrating cleaning sieve and uses the feature of environmental protection.
Description
Technical field
The present invention relates to grain impurity-removing cleaning plant technical field more particularly to a kind of environmentally friendly grain vibrating cleaning sieves.
Background technique
Grain, cereal can mix in harvesting there are many impurity such as weeds, stalk, stone, dust, carry out grain processing
With need to be cleared up these impurity before storage, improve cereal cleanliness, improve grain quality, convenient for the storage of foodstuff grain
It deposits, foodstuff grain is avoided to go bad due to sundries, extend the storage life of grain, cereal.Existing grain impurity removing device is usually adopted
With grain vibrating cleaning sieve, screening cleaning is carried out to grain using vibrating screen, can be generated during sieving cleaning a large amount of
Dust needs dust aspiration to be walked and then carried out sedimentation dust removal process using selection by winnowing sink mechanism.Existing selection by winnowing sink mechanism
It is difficult to eliminate miscellaneous dirt, by selection by winnowing sink mechanism, treated that gas directly puts idle discharge under normal circumstances, causes serious
Air pollution, working environment is severe, damages the health of staff.
Summary of the invention
The technical problems to be solved by the invention and the technical assignment of proposition are improved to the prior art, and one kind is provided
Environmentally friendly grain vibrating cleaning sieve solves selection by winnowing sink mechanism traditional in current technology and is difficult to remove miscellaneous dirt completely, to air
It is in line, cause serious air pollution, feature of environmental protection difference problem.
In order to solve the above technical problems, the technical scheme is that
A kind of environmental protection grain vibrating cleaning sieve, including rack, feeding device, screening body and dust-extraction unit, feature exist
In the screening body is the vibrating screen of device on the rack, and the top for screening body offers feed inlet, connects on feed inlet
Then feeding device, the lower part for screening body are provided with impurities outlet and grain-export, screen and be arranged on the grain-export of body
Dust-extraction unit, dust-extraction unit include the dust absorbing air passage covered on grain-export and the selection by winnowing putting-down machine connecting with dust absorbing air passage
Structure, the selection by winnowing sink mechanism, which is connected by blower with dedusting separating mechanism, to be formed, and the air outlet of selection by winnowing sink mechanism passes through back
The equal blower structure reflux of wind is connected to dust absorbing air passage.Environmental protection grain vibrating cleaning sieve of the present invention is by traditional selection by winnowing putting-down machine
The in line gas of structure air outlet is transported in dust absorbing air passage by return air equal blower structure reflux, again by selection by winnowing sink mechanism into
Row sedimentation dedusting, can raising dust removing effects greatly, do not carry out gas exchanges with the external world, reduce external discharge gas, from
And fundamentally solve the problems, such as that discharge gas pollutes air, dust from flying is effectively avoided, working environment quality is improved,
Guarantee the health of staff, improves the use feature of environmental protection of grain vibrating cleaning sieve.
Further, the equal blower structure of the return air includes reflux air hose and equal wind apparatus, and flow back air hose one end and selection by winnowing
The air outlet of sink mechanism connects, and the other end for the air hose that flows back is connect by equal wind apparatus with dust absorbing air passage.Reflux air hose will sink
Gas after drop dust removal process is transported in equal wind apparatus, since the gas wind speed of selection by winnowing sink mechanism discharge is fast, flow is big,
Such as without equal wind, guiding processing, dusty gas is easy to go out from grain outlet to cause air pollution, while wind speed can unevenly make
Pneumatic separation device is difficult to adjust, and substantially reduces selection by winnowing efficiency, and selection by winnowing go out it is light it is miscellaneous in may contain normal grain grain, influence
Normal operation.Therefore the present invention is provided with equal wind apparatus between reflux air hose and dust absorbing air passage keeps the gas of reflux transversely equal
Even distribution and reduction of speed, avoid foreign gas from directly directly going out from grain-export, reduce air pollution, improve selection by winnowing effect.
Further, the equal wind apparatus includes equal wind air duct, and equal wind air duct one end is provided with equal wind inlet and reflux
Air hose connection, the other end are provided with the outlet of equal wind and connect with dust absorbing air passage, and equal wind exit width is greater than equal wind inlet width, equal wind
Several flow distribution plates is provided in the equal wind air duct of entrance, equal wind air duct is divided into several runners, each stream by flow distribution plate
Width of the road in equal wind outlet side is both greater than it in the width of equal wind inlet side.The present invention passes through the air-flow for entering air duct
Flow distribution plate is separated into several runners, and the width of each runner is gradually increased, so that air-flow is when flowing through air duct
Speed can effectively slow down, and air-flow is uniformly distributed in the transverse direction of air duct.
Further, be additionally provided with second diffluence plate between the flow distribution plate, second diffluence plate by each runner again
Secondary shunting, and second diffluence plate shunts runner since the middle section of runner, and air-flow is shunted again can further make gas
Stream is uniformly distributed in the transverse direction of air duct, and second diffluence plate shunts runner since the middle section of runner, thus secondary
Plate amount ratio flow distribution plate consumed in flow distribution plate is few, consumes quantity of material so as to reduce production, reduces cost of manufacture.Runner
For the path of bending, so that air-flow obtains significantly more efficient deceleration in bending place.
Further, adjustable plate is provided in the dust absorbing air passage, the two sides on adjustable plate top are hinged with pin shaft, pin shaft
Horizontal concrete chute along dust absorbing air passage top two sides slides, the two sides of adjustable plate lower part and the silk that dust absorbing air passage lower part two sides are arranged in
Bar is hinged.Adjust the sectional area in dust absorbing air passage using adjustable plate, to adjust airflow amount, be applicable to different grains and
The selection by winnowing of impurity situation cleans, and improves applicability.The lateral position control air-flow for first adjusting pin shaft can be big by the section in region
It is small, it then adjusts screw rod and drives the mobile gradient for controlling to adjust plate in the lower part of adjustable plate.
Further, the upper side in the dust absorbing air passage in adjustable plate is additionally provided with choke block, can be further
Accurately, the wind speed and flow in control dust absorbing air passage are adjusted, dust absorbing air passage and the inside of return air equal blower structure junction are provided with
The hang plate tilted upward is also connected with the tilt adjustment plate tilted upward on the downside of adjustable plate, changes the direction of air-flow, so that
Air-flow can more smoothly enter the top of dust absorbing air passage, and air-flow is avoided directly to go out from the outlet of dust absorbing air passage lower part.
Further, the lower end of the dust absorbing air passage is cleaning grain-export, is arranged in the lower section of cleaning grain-export
Conveyer belt transferring cleaning clean grain.
Further, the dedusting separating mechanism uses cyclone separator, and the impurity outlet in cyclone separator lower part connects
Then the lower part of expansion chamber, expansion chamber is provided with discharge with endless screw mechanism, and is provided between expansion chamber and discharge with endless screw mechanism
Airlock.Cyclone separator is kept being relatively isolated from by the present invention using airlock with discharge with endless screw mechanism, guarantees cyclone separator
Interior pressure is not exposed to atmospheric pressure environment, so that cyclone separator and the effective isolation of extraneous holding, ensure cyclone separator
The pressure and air-flow of internal stability improve impurity-eliminating effect, avoid impurity from directly going out from discharge with endless screw mechanism into air, avoid
Dust is flown upward, and reduces air pollution.
Further, the airlock includes cylindrical shell, is axially provided with impeller shaft in shell, in impeller shaft
Circumferentially arranged to have several blades, the discharge port of lower part of the housing is connect with the feed inlet of discharge with endless screw mechanism, upper part of the housing
Feed inlet is connect with expansion chamber, the physical dimension of blade is matched with the internal diameter of shell, device elastic packing in the outer rim of blade
Item is close to inner walls, and impeller shaft makes the circumferential direction in shell along impeller shaft be divided into several independently of each other with movable vane piece rotation
Region.When the impeller shaft rotation of airlock, the isolated area that blade is separated out is after the impurity for receiving whereabouts from feed inlet
The position in face of shell is turned to impeller shaft and forms confined space, then proceedes to rotate with impeller shaft miscellaneous from discharge port discharge
Impurity can continuously be discharged in time, while guarantee that pressure is not exposed in atmospheric pressure environment in cyclone separator by matter, protect
Hinder the pressure and air-flow of cyclone separator internal stability, improves impurity-eliminating effect.
Further, the screening body passes through shock-absorbing hinge device on the rack, and shock-absorbing hinge to screen body
When vibrating work, rack will not generate vibration, and bottom of the frame returning apparatus has traveling wheel and adjustable lifting support rod, the row of side
Walking wheel is fast pulley, and the traveling wheel of the other side is universal wheel, improves the mobile flexibility of vibrating cleaning sieve, while ensuring vibratory cleaning
Stability when riddler makees.
Compared with prior art, the invention has the advantages that:
The dusty gas generated when environmental protection grain vibrating cleaning sieve circular treatment selection by winnowing sedimentation of the present invention, Ke Yi great
It is big to improve selection by winnowing efficiency and effect, dust removing effects are improved, reduce external discharge gas, to substantially reduce air pollution, effectively
Dust from flying is avoided, working environment quality is improved, guarantees the health of staff, improves the cleaning of grain vibrating cleaning sieve
Efficiency and use the feature of environmental protection；
The present invention is acted on by the reflux of air-flow, in the case where not increasing energy consumption condition, increases miscellaneous point of dust absorbing air passage bottom grain
Wind speed from place increases the miscellaneous isolated probability of grain, improves selection by winnowing efficiency, effect and yield；
Cyclone separator and the external world are kept effectively isolation using airlock by the present invention simultaneously, are fallen from cyclone separator
Impurity will not directly be gone out into air in the effect of air pressure inside and air-flow, effectively dust be avoided to fly upward, and reduce dust to sky
The pollution of gas, while can ensure that the stability of cyclone separator air pressure inside, it improves to light miscellaneous, dust elimination efficiency, ensures
Working environment quality；
The configuration of the present invention is simple, it is easy to accomplish, low manufacture cost is stable, high financial profit.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of dust-extraction unit embodiment one；
Fig. 3 is the structural schematic diagram of dust-extraction unit embodiment two；
Fig. 4 is the structural schematic diagram of equal wind apparatus；
Fig. 5 is the schematic diagram of internal structure of dust absorbing air passage；
Fig. 6 is the external structure schematic diagram of dust absorbing air passage；
Fig. 7 is the structural schematic diagram of airlock and discharge with endless screw mechanism；
Fig. 8 is the cross-sectional structure schematic diagram of airlock and discharge with endless screw mechanism.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
A kind of environmentally friendly grain vibrating cleaning sieve disclosed by the embodiments of the present invention, will sieve the ash-laden gas generated in scale removal process
Body circulation processing flows back the dusty gas of the exhaust outlet direct emission of selection by winnowing sink mechanism conveying by the equal wind system of return air again
To the air intake vent of selection by winnowing sink mechanism, circulating dust-removing improves sedimentation dust removing effects, reduces external discharge gas, to the greatest extent to greatest extent
Air pollution is reduced, the feature of environmental protection, the health of safeguard work personnel are improved.
As shown in Figures 1 to 8, a kind of environmentally friendly grain vibrating cleaning sieve, including rack 1, feeding device 3, screening 4 and of body
Dust-extraction unit, which is characterized in that for the screening body 4 through 2 device of shock-absorbing hinge in rack 1, screening body 4 is vibration
The top of sieve, screening body 4 offers feed inlet, and feeding device 3 is connected on feed inlet, and the lower part of screening body 4 is provided with
Impurities outlet and grain-export screen and are provided with dust-extraction unit on the grain-export of body 4, and dust-extraction unit includes covering on grain to go out
Dust absorbing air passage 5 on mouth and the selection by winnowing sink mechanism 6 connecting with dust absorbing air passage 5, the selection by winnowing sink mechanism 6 is by blower 61
It connects and forms with dedusting separating mechanism 62, dedusting separating mechanism 62 uses cyclone separator, and the air outlet of selection by winnowing sink mechanism 6 is logical
It crosses the equal reflux of blower structure 7 of return air and is connected to dust absorbing air passage 5,1 bottom returning apparatus of rack has traveling wheel 14 and adjustable lifting support rod
15, the traveling wheel 14 of side is fast pulley, and the traveling wheel 14 of the other side is universal wheel, improves the shifting of environmentally friendly grain vibrating cleaning sieve
Dynamic flexibility.The dusty gas that circular treatment selection by winnowing of the present invention generates when settling, reduces external discharge gas, fundamentally solves
The problem of discharge gas pollutes air.
Two kinds of structures, embodiment one as shown in Figure 2, dust absorbing air passage 5, blower 61, dedusting separation can be used in dust-extraction unit
Mechanism 62 and the equal blower structure 7 of return air are sequentially connected, embodiment two as shown in Figure 3, dust absorbing air passage 5, dedusting separating mechanism 62, wind
Machine 61 and the equal blower structure 7 of return air are sequentially connected.
The equal blower structure 7 of return air includes reflux air hose 8 and equal wind apparatus 9, and flow back 8 one end of air hose and selection by winnowing sink mechanism 6
The other end of air outlet connection, reflux air hose 8 is connect by equal wind apparatus 9 with dust absorbing air passage 5, and equal wind apparatus 9 includes equal wind wind
Road 91, equal 91 one end of wind air duct are provided with equal wind inlet 92 and connect with reflux air hose 8, and the other end is provided with equal wind outlet 93 and inhales
Dirt air duct 5 connects, and equal wind exports 93 width and is greater than equal 92 width of wind inlet, is provided in the equal wind air duct 91 at equal wind inlet 92
Several flow distribution plates 94, flow distribution plate 94 divide in equal wind air duct 91 for several runners 95, and each runner 95 exports 93 in equal wind
The width of side is both greater than it and is additionally provided with second diffluence plate 96 between the width of equal 92 side of wind inlet, flow distribution plate 94, and two
Secondary flow distribution plate 96 shunts each runner 95 again, and second diffluence plate 96 divides runner 95 since the middle section of runner 95
Stream, runner 95 is the path of bending, so that air-flow is horizontally uniformly distributed, wind speed is effectively reduced, is arranged at equal wind outlet 93
The slope section tilted upward, avoids the foreign gas from directly going out from the lower part outlet of dust absorbing air passage, reduces air pollution.
Adjustable plate 51 is provided in dust absorbing air passage 5, the two sides on 51 top of adjustable plate are hinged with pin shaft 52, and pin shaft 52 is along dust suction
The horizontal concrete chute 53 of 5 top two sides of air duct slides, the two sides of 51 lower part of adjustable plate and the silk that 5 lower part two sides of dust absorbing air passage are arranged in
Bar 54 is hinged, and the upper side in dust absorbing air passage 5 in adjustable plate 51 is additionally provided with choke block 55, adjusts 5 interior air-flow of dust absorbing air passage
Actual internal area cleans suitable for the selection by winnowing of different grains and impurity situation, improves applicability.Dust absorbing air passage 5 and the equal wind of return air
The inside of 7 junction of mechanism is provided with the hang plate 56 that tilts upward, and the downside of adjustable plate 51 is also connected with inclining of tilting upward
Oblique adjustable plate 57, the lower end of dust absorbing air passage 5 are cleaning grain-export, are provided with conveyer belt 10 in the lower section of cleaning grain-export.
Change the direction of air-flow using hang plate 56 and tilt adjustment plate 57, so that air-flow generates the trend flowed up, to avoid
Air-flow is directly directly gone out from the outlet of 5 lower part of dust absorbing air passage with grain, and dust from flying is avoided, and is reduced air pollution, is also avoided
Air-flow directly impacts adjustable plate 51.
Dedusting separating mechanism 62 uses cyclone separator, and the impurity outlet in cyclone separator lower part is connected to expansion chamber 11,
The lower part of expansion chamber 11 is provided with discharge with endless screw mechanism 13, and is provided between expansion chamber 11 and discharge with endless screw mechanism 13 and closes wind
Device 12, airlock 12 include cylindrical shell 121, are axially provided with impeller shaft 122 in shell 121, along week in impeller shaft 122
To several blades 123 is provided with, the discharge port of 121 lower part of shell is connect with the feed inlet of discharge with endless screw mechanism 13, shell 121
The feed inlet on top is connect with expansion chamber 11, and the physical dimension of blade 123 is matched with the internal diameter of shell 121, the outer rim of blade 123
Upper device elastic sealing strip 124 is close to 121 inner wall of shell, leakproofness is improved, so that blade adjacent in impeller shaft 122
Independent region is formed between 123, so that cyclone separator and the external world keep opposite isolation, the interior pressure of cyclone separator is not
It is exposed to atmospheric pressure environment, the impurity to fall from cyclone separator will not directly be gone out in the effect of air pressure inside and air-flow to air
In, effectively dust is avoided to fly upward, reduces pollution of the dust to air.
The above is only the preferred embodiment of the present invention, it is noted that above-mentioned preferred embodiment is not construed as pair
Limitation of the invention, protection scope of the present invention should be defined by the scope defined by the claims..For the art
For those of ordinary skill, without departing from the spirit and scope of the present invention, several improvements and modifications can also be made, these change
It also should be regarded as protection scope of the present invention into retouching.
Claims (7)
1. a kind of environmental protection grain vibrating cleaning sieve, including rack (1), feeding device (3), screening body (4) and dust-extraction unit,
Be characterized in that, the screening body (4) be vibrating screen of the device on rack (1), screening body (4) top offer into
Material mouth is connected to feeding device (3) on feed inlet, and the lower part of screening body (4) is provided with impurities outlet and grain-export, screening
On the grain-export of body (4) be provided with dust-extraction unit, dust-extraction unit include the dust absorbing air passage (5) covered on grain-export and
The selection by winnowing sink mechanism (6) connecting with dust absorbing air passage (5), the selection by winnowing sink mechanism (6) are separated by blower (61) with dedusting
The air outlet of mechanism (62) connection composition, selection by winnowing sink mechanism (6) is connected to dust absorbing air passage by equal blower structure (7) reflux of return air
(5), the equal blower structure (7) of the return air includes reflux air hose (8) and equal wind apparatus (9), and reflux air hose (8) one end and selection by winnowing are heavy
The air outlet of descending mechanism (6) connects, and the other end of reflux air hose (8) is connect by equal wind apparatus (9) with dust absorbing air passage (5), institute
The equal wind apparatus (9) stated includes equal wind air duct (91), and equal wind air duct (91) one end is provided with equal wind inlet (92) and reflux air hose
(8) connect, the other end is provided with equal wind outlet (93) and connect with dust absorbing air passage (5), equal wind export (93) width greater than equal wind into
Mouthful (92) width is provided with several flow distribution plates (94) in the equal wind air duct (91) at equal wind inlet (92), and flow distribution plate (94) will
Equal wind air duct (91) is divided into several runners (95), and width of each runner (95) in equal wind outlet (93) side is both greater than it
Width in equal wind inlet (92) side is additionally provided with second diffluence plate (96), second diffluence between the flow distribution plate (94)
Plate (96) shunts each runner (95) again, and second diffluence plate (96) since the middle section of runner (95) by runner
(95) it shunts, runner (95) is the path of bending.
2. environmental protection grain vibrating cleaning sieve according to claim 1, which is characterized in that set in the dust absorbing air passage (5)
It has set adjustable plate (51), the two sides on adjustable plate (51) top are hinged with pin shaft (52), and pin shaft (52) is along dust absorbing air passage (5) top two
The horizontal concrete chute (53) of side slides, screw rod of the two sides of adjustable plate (51) lower part with setting in dust absorbing air passage (5) lower part two sides
(54) hinged.
3. environmental protection grain vibrating cleaning sieve according to claim 2, which is characterized in that in the dust absorbing air passage (5)
The upper side of adjustable plate (51) is additionally provided with choke block (55), and dust absorbing air passage (5) is interior with equal blower structure (7) junction of return air
Portion is provided with the hang plate (56) tilted upward, is also connected with the tilt adjustment plate tilted upward on the downside of adjustable plate (51)
(57)。
4. environmental protection grain vibrating cleaning sieve according to claim 2, which is characterized in that under the dust absorbing air passage (5)
End is cleaning grain-export, is provided with conveyer belt (10) in the lower section of cleaning grain-export.
5. environmental protection grain vibrating cleaning sieve according to claim 1, which is characterized in that the dedusting separating mechanism (62)
Using cyclone separator, the impurity outlet in cyclone separator lower part is connected to expansion chamber (11), the lower part setting of expansion chamber (11)
Discharge with endless screw mechanism (13), and airlock (12) are provided between expansion chamber (11) and discharge with endless screw mechanism (13).
6. environmental protection grain vibrating cleaning sieve according to claim 5, which is characterized in that the airlock (12) includes circle
Cylindrical shell (121) is axially provided with impeller shaft (122) in shell (121), impeller shaft (122) if on circumferentially arranged have
The discharge port of dry blade (123), shell (121) lower part is connect with the feed inlet of discharge with endless screw mechanism (13), on shell (121)
The feed inlet in portion is connect with expansion chamber (11), and the physical dimension of blade (123) is matched with the internal diameter of shell (121), blade (123)
Outer rim on device elastic sealing strip (124) be close to shell (121) inner wall, impeller shaft (122) band movable vane piece (123) rotates
Make to be divided into several mutually independent regions along the circumferential direction of impeller shaft (122) in shell (121).
7. environmental protection grain vibrating cleaning sieve according to claim 1, which is characterized in that the screening body (4) passes through
For shock-absorbing hinge (2) device on rack (1), rack (1) bottom returning apparatus has traveling wheel (14) and adjustable lifting support rod (15),
The traveling wheel (14) of side is fast pulley, and the traveling wheel (14) of the other side is universal wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610459581.4A CN105921411B (en) | 2016-06-22 | 2016-06-22 | A kind of environmental protection grain vibrating cleaning sieve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610459581.4A CN105921411B (en) | 2016-06-22 | 2016-06-22 | A kind of environmental protection grain vibrating cleaning sieve |
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| CN105921411A CN105921411A (en) | 2016-09-07 |
| CN105921411B true CN105921411B (en) | 2018-12-25 |
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| CN108188027A (en) * | 2017-12-25 | 2018-06-22 | 界首市金龙机械设备有限公司 | environment-friendly dustless vibrating screen |
| CN109225867A (en) * | 2018-09-12 | 2019-01-18 | 中储粮成都储藏研究院有限公司 | A kind of combination circulating winnowing cleaning technology and device |
| CN109433614B (en) * | 2018-12-03 | 2024-05-10 | 叶威装备制造集团有限公司 | Grain cleaning machine |
| CN110064250B (en) * | 2019-05-24 | 2023-12-29 | 华侨大学 | Gravity settling chamber |
| CN113680661A (en) * | 2021-08-27 | 2021-11-23 | 章丘华明水泥新型建材有限公司 | Stone powder de-powdering equipment |
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| CN202877078U (en) * | 2012-11-01 | 2013-04-17 | 谭日和 | Vibration powder spreader for wallpaper production |
| CN205146661U (en) * | 2015-10-27 | 2016-04-13 | 长沙荣欣粮油机械有限公司 | Clearance sieve device is removed in environmental protection |
| CN105251694A (en) * | 2015-11-09 | 2016-01-20 | 安徽博微长安电子有限公司 | Deep-circulating vertical winnowing device |
| CN105268565A (en) * | 2015-11-09 | 2016-01-27 | 中储粮成都粮食储藏科学研究所 | Impurity removing device used before grain is put in storage |
| CN205074230U (en) * | 2015-11-09 | 2016-03-09 | 安徽博微长安电子有限公司 | Perpendicular selection by winnowing passageway |
| CN205684345U (en) * | 2016-06-22 | 2016-11-16 | 中储粮成都粮食储藏科学研究所 | A kind of environmental protection grain vibrating cleaning sieve |
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| CN105921411A (en) | 2016-09-07 |
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Address after: 610073 32 32, Guang Fu Road, Qingyang District, Chengdu, Sichuan. Applicant after: Chengdu Grain Storage Research Institute Co. Ltd. Applicant after: Anhui Bowei Chang'an Electronics Co., Ltd. Address before: 610091 32 32, Guang Fu Road, Qingyang District, Chengdu, Sichuan. Applicant before: SINOGRAIN CHENGDU GRAIN STORAGE RESEARCH INSTITUTE Applicant before: Anhui Bowei Chang'an Electronics Co., Ltd. |
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