CN109248858A - A kind of seed screening pretreatment unit - Google Patents

A kind of seed screening pretreatment unit Download PDF

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Publication number
CN109248858A
CN109248858A CN201810905742.7A CN201810905742A CN109248858A CN 109248858 A CN109248858 A CN 109248858A CN 201810905742 A CN201810905742 A CN 201810905742A CN 109248858 A CN109248858 A CN 109248858A
Authority
CN
China
Prior art keywords
feed tube
conveying pipeline
dedusting
pretreatment unit
seed
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.)
Pending
Application number
CN201810905742.7A
Other languages
Chinese (zh)
Inventor
范立国
刘文国
约瑟夫·沙卜泰·利伯曼
阿里尔·大卫·夏皮罗
哈夫·施密特
高丽红
孙凤堂
程兆榜
埃尔登·尤金·赫尔辛基
徐秀兰
王文姣
韩玲玲
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Lu Shou Seed Co Ltd
Original Assignee
Shandong Lu Shou Seed Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shandong Lu Shou Seed Co Ltd filed Critical Shandong Lu Shou Seed Co Ltd
Priority to CN201810905742.7A priority Critical patent/CN109248858A/en
Publication of CN109248858A publication Critical patent/CN109248858A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B7/00Selective separation of solid materials carried by, or dispersed in, gas currents
    • B07B7/06Selective separation of solid materials carried by, or dispersed in, gas currents by impingement against sieves
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C1/00Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B11/00Arrangement of accessories in apparatus for separating solids from solids using gas currents
    • B07B11/02Arrangement of air or material conditioning accessories
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B11/00Arrangement of accessories in apparatus for separating solids from solids using gas currents
    • B07B11/06Feeding or discharging arrangements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B11/00Arrangement of accessories in apparatus for separating solids from solids using gas currents
    • B07B11/08Cleaning arrangements

Abstract

The invention discloses a kind of seeds to screen pretreatment unit, including body, the inside upper part of the body and lower part are respectively equipped with feed tube and lower feed tube, dedusting net cylinder is installed between upper feed tube and lower feed tube, the inner cavity of dedusting net cylinder is dedusting chamber, the top center of body is equipped with conveying pipeline, the driving mechanism for driving conveying pipeline to rotate is additionally provided at the top of body, the vertical portion upper end of conveying pipeline is equipped with material box, wind conveying pipe is installed among the bottom of body, the upper end of wind conveying pipe is connected and fixed with conveying pipeline, several exhaust heads are installed on the intracavitary wind conveying pipe of dedusting, the lower end of wind conveying pipe is connect by rotary joint with blast pipe, the other end of blast pipe is connect with air pump.Rationally, drying and dedusting pretreatment processing before can screening to seed promote the subsequent screening processing quality of seed and effect for structure of the invention design.

Description

A kind of seed screening pretreatment unit
Technical field
The present invention relates to agricultural equipment field, specifically a kind of seed screens pretreatment unit.
Background technique
Agricultural is the growth-development law using animals and plants, and the industry of product is obtained by artificial culture.Agricultural belongs to The primary industry, the science for studying agricultural is agronomy.The subject of labour of agricultural is lived animals and plants, and the product of acquisition is plant Object itself, agricultural are to provide the basic industry of the support development of the national economy and development.
Seed, gymnosperm and the distinctive brood body of angiosperm, it is formed by ovule by pollination fertilization.Seed is general It is made of kind of a skin, embryo and 3 part of endosperm, the seed of some plant maturations only kind of skin and embryo two parts.The formation of seed makes children Small sporophytic ovule obtains the protection of parent, and sufficient nutriment is obtained as the fetus of mammal.There are also plant for seed Kind is suitable for propagating or resisting the structure of bad condition, creates good condition for ethnic continue of plant.So in plant Seed plant can replace pteridophyte get the mastery status in phylogenetic process.
Agricultural seed refers to the plant organ that may be directly applied to sowing in all agricultural productions.Carry out seed (wheat, Soybean, corn and sesame etc.) processing when, need to carry out screening operation, in order to enable seed screening processing quality effect it is good, now mention It is a kind of out to screen pretreatment unit to the seed of drying before seed screening and dedusting pretreatment processing, to overcome currently practical answer Deficiency in meets the needs of seed production and processing.
Summary of the invention
The purpose of the present invention is to provide a kind of seeds to screen pretreatment unit, mentioned above in the background art to solve Problem.
To achieve the above object, the invention provides the following technical scheme:
A kind of seed screening pretreatment unit, including body, the inside upper part of the body and lower part are respectively equipped with feed tube With lower feed tube, dedusting net cylinder, dedusting net cylinder are mounted between the lower end of the upper feed tube and the upper end of lower feed tube Inner cavity be dedusting chamber, the inner cavity of upper feed tube is distribution cavity, and the inner cavity of lower feed tube is storage cavity, distribution cavity, dedusting chamber and Storage cavity connection setting, the outer space of the upper feed tube, dedusting net cylinder and lower feed tube are dust-collecting cavity, and dust-collecting cavity is by removing The mesh of dirt net cylinder is connected to setting with dedusting chamber, and the top center of the body is equipped with conveying pipeline, the vertical portion of conveying pipeline with The top of body is rotatablely connected, and the horizontal position of conveying pipeline is defeated for driving in being additionally provided in distribution cavity at the top of the body The driving mechanism of expects pipe rotation, the vertical portion upper end of the conveying pipeline are equipped with material box, and turn between conveying pipeline and material box It is dynamic to connect, wind conveying pipe, the lower rotation connection of wind conveying pipe and body, the upper end of wind conveying pipe are installed among the bottom of the body It is connected and fixed with conveying pipeline, several exhaust heads is installed on the intracavitary wind conveying pipe of the dedusting, the lower end of the wind conveying pipe passes through Rotary joint is connect with blast pipe, and heating wire is additionally provided in blast pipe, the other end and the organism bottom setting of the blast pipe Air pump connection.
As a further solution of the present invention: the body is closed cylindrical tube structure.
As a further solution of the present invention: the upper feed tube be up big and down small pyramidal structure, lower feed tube it is upper Small lower big pyramidal structure, the upper end diameter of upper feed tube and the internal diameter of body are identical, and the lower end diameter of lower feed tube is less than machine The internal diameter of body, and the lower end diameter of upper feed tube is identical with the upper end diameter of lower feed tube, the upper end of upper feed tube and body Inner top is fixedly connected, and the lower end of lower feed tube is fixedly connected with the interior bottom of body.
As a further solution of the present invention: the dedusting net cylinder is cylindrical structure.
As a further solution of the present invention: the conveying pipeline is L shape structure.
As a further solution of the present invention: the driving mechanism includes driven gear, driving gear and driving motor, from Moving gear is mounted on the vertical portion of the conveying pipeline at the top of body, the master installed on driven gear and driving motor output shaft Moving gear engagement connection, driving motor are fixedly installed on the top of body.
As a further solution of the present invention: the top of the material box is equipped with feed opening, and the bottom of material box is equipped with branch Frame, the lower end of bracket are fixedly installed on the top of body, and telescopic device is additionally provided at the top of the material box, and telescopic device is liquid Telescopic rod is pressed, the piston rod of telescopic device extends to the inside of material box, and the piston-rod lower end of telescopic device is equipped with adjusting Head, the adjusting head are hemispherical dome structure, adjust the internal diameter of head overlooked diameter and be greater than conveying pipeline.
As a further solution of the present invention: the exhaust head is that upward 45 ° of outer end is obliquely installed.
As a further solution of the present invention: the side lower of the body circumferentially offers multiple exhaust outlets, exhaust outlet On dirt filtrating screen is installed, dirt filtrating screen is HEPA high efficiency particulate air, and the bottom of the body further respectively has dust-exhausting port and discharge gate, Dust-exhausting port and discharge gate are connected to dust-collecting cavity and storage cavity respectively.
As a further solution of the present invention: the vertical portion of the conveying pipeline, telescopic device, upper feed tube, lower feed tube, Wind conveying pipe, dedusting net cylinder and body are coaxially arranged.
Compared with prior art, the beneficial effects of the present invention are:
1) by the setting of feed tube and lower feed tube in dedusting net cylinder and dedusting net cylinder both ends, facilitate the dedusting of seed, and Seed will not be isolated, high reliablity;
2) by the structure setting of conveying pipeline, and driving mechanism can drive conveying pipeline to rotate, and the seed being discharged from conveying pipeline can week To being distributed in upper feed tube, after enter that dedusting is intracavitary, and seed promotes dust removing effects in the intracavitary formation helical form of dedusting;
3) it is worked by air pump, air can be discharged from exhaust head, control heating wire may be selected, air is heated, play to sky The effect that gas is dried upwarps structure setting by the outer end of exhaust head, promotes dust removing effects, and wind conveying pipe and conveying pipeline are solid Fixed connection, in conveying pipeline rotation, wind conveying pipe can equally be rotated, and further promote dust removing effects;
4) by the exhaust outlet being arranged on organism sidewall, for the discharge of air, and the dirt filtrating screen by being installed on exhaust outlet, it can The discharge for sufficiently stopping dust, avoids pollution ambient enviroment.
In conclusion apparatus structure design is rationally, drying and dedusting pretreatment processing before can screening to seed are promoted The subsequent screening processing quality of seed and effect.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the schematic cross-sectional view of material box part in the present invention.
Fig. 3 be in Fig. 1 A-A to structural schematic diagram.
In figure: 1- conveying pipeline, 2- bracket, 3- material box, 4- feed opening, 5- driven gear, 6- telescopic device, 7- driving tooth Wheel, 8- driving motor, 9- distribution cavity, the upper feed tube of 10-, 11- dedusting net cylinder, 12- exhaust head, 13- dedusting chamber, 14- wind conveying pipe, Feed tube under 15-, 16- dust-collecting cavity, 17- air pump, 18- heating wire, 19- blast pipe, 20- rotary joint, 21- storage cavity, 22- row Material mouth, 23- dust-exhausting port, 24- exhaust outlet, 25- dirt filtrating screen, 26- body, 27- adjust head.
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.
Please refer to Fig. 1~3, in the embodiment of the present invention, a kind of seed screens pretreatment unit, including body 26, the machine Body 26 is closed cylindrical tube structure, and the inside upper part of body 26 and lower part are respectively equipped with feed tube 10 and lower feed tube 15, the upper feed tube 10 is up big and down small pyramidal structure, the up-small and down-big pyramidal structure of lower feed tube 15, upper feed tube 10 upper end diameter is identical as the internal diameter of body 26, and the lower end diameter of lower feed tube 15 is less than the internal diameter of body 26, and upper guide The lower end diameter of cylinder 10 is identical with the upper end diameter of lower feed tube 15, the upper end of the upper feed tube 10 and the inner top of body 26 It is fixedly connected, the lower end of lower feed tube 15 is fixedly connected with the interior bottom of body 26, and the lower end of the upper feed tube 10 is led under Dedusting net cylinder 11 is mounted between the upper end of barrel 15, dedusting net cylinder 11 is cylindrical structure, the mesh of dedusting net cylinder 11 Size is different according to the type of seed, is freely arranged, as long as seed can be blocked, and dust can pass through, the dedusting The inner cavity of net cylinder 11 is dedusting chamber 13, and the inner cavity of upper feed tube 10 is distribution cavity 9, and the inner cavity of lower feed tube 15 is storage cavity 21, Distribution cavity 9, dedusting chamber 13 and storage cavity 21 are connected to setting, the upper feed tube 10, dedusting net cylinder 11 and lower feed tube 15 it is outer Side space is dust-collecting cavity 16, and dust-collecting cavity 16 is connected to setting with dedusting chamber 13 by the mesh of dedusting net cylinder 11.
The top center of the body 26 is equipped with conveying pipeline 1, and the conveying pipeline 1 is L shape structure, and conveying pipeline 1 erects Straight portion and the top of body 26 are rotatablely connected, and in distribution cavity 9, the top of the body 26 is also set the horizontal position of conveying pipeline 1 There is the driving mechanism for driving conveying pipeline 1 to rotate, driving mechanism includes driven gear 5, driving gear 7 and driving motor 8, institute On the vertical portion for stating the conveying pipeline 1 that driven gear 5 is mounted on 26 top of body, driven gear 5 and 8 output shaft of driving motor The driving gear 7 of upper installation engages connection, and driving motor 8 is fixedly installed on the top of body 26, passes through the work energy of driving motor 8 Enough conveying pipeline 1 is driven to rotate, the vertical portion upper end of the conveying pipeline 1 is equipped with material box 3, and between conveying pipeline 1 and material box 3 Rotation connection, the top of the material box 3 are equipped with feed opening 4, and the bottom of material box 3 is equipped with bracket 2, and the lower end of bracket 2 is fixed It is set to the top of body 26, the top of the material box 3 is additionally provided with telescopic device 6, and telescopic device 6 is hydraulic telescopic rod, stretches The piston rod of compression apparatus 6 extends to the inside of material box 3, and the piston-rod lower end of telescopic device 6 is equipped with and adjusts head 27, described Adjusting head 27 is hemispherical dome structure, adjusts the internal diameter of head 27 overlooked diameter and be greater than conveying pipeline 1, adjustable by telescopic device 6 The distance between head 27 and 1 upper port of conveying pipeline are adjusted, adjusts head 27 without blocking to conveying pipeline 1, by adjusting head 27 The variation of the distance between conveying pipeline 1 plays the role of adjusting seed in material box 3 and falls on speed in conveying pipeline 1.
Wind conveying pipe 14 is installed, wind conveying pipe 14 is connect with the lower rotation of body 26, defeated among the bottom of the body 26 The upper end of air hose 14 is connected and fixed with conveying pipeline 1, and several exhaust heads 12 are equipped on the wind conveying pipe 14 in the dedusting chamber 13, row Gas head 12 is that upward 45 ° of outer end is obliquely installed, and the lower end of the wind conveying pipe 14 is connect by rotary joint 20 with blast pipe 19, is revolved Adapter 20 is additionally provided with electric heating in the blast pipe 19 for playing the role of rotating connection between wind conveying pipe 14 and blast pipe 19 Silk 18, can heat the air of circulation by heating wire 18, and the other end of the blast pipe 19 and 26 bottom of body are arranged Air pump 17 connect, worked by air pump 17, air can be conveyed to blast pipe 19, wind conveying pipe is transported to by rotary joint 20 afterwards In 14, finally it is discharged in dedusting chamber 13 from exhaust head 12.
The side lower of the body 26 circumferentially offers multiple exhaust outlets 24, is equipped with dirt filtrating screen 25 on exhaust outlet 24, Dirt filtrating screen 25 is HEPA high efficiency particulate air, its main feature is that air can pass through, but fine particle can not pass through, and pair radius is 0.15 micron or more particle removal efficiency is up to 99.5% or more, and the bottom of the body 26 further respectively has dust-exhausting port 23 and row Material mouth 22, dust-exhausting port 23 and discharge gate 22 are connected to dust-collecting cavity 16 and storage cavity 21 respectively, pass through dust-exhausting port 23 and discharge gate 22 It is respectively used to the discharge of dust and seed.
In the present embodiment, the vertical portion of the conveying pipeline 1, telescopic device 6, upper feed tube 10, lower feed tube 15, wind conveying pipe 14, dedusting net cylinder 11 and body 26 are coaxially arranged.
The seed screens pretreatment unit, has the following prominent advantages:
1) by the setting of feed tube 10 and lower feed tube 15 on 11 both ends of dedusting net cylinder 11 and dedusting net cylinder, facilitate seed Dedusting, and seed will not be isolated, high reliablity;
2) pass through the structure setting of conveying pipeline 1, and driving mechanism can drive conveying pipeline 1 to rotate, the seed being discharged from conveying pipeline 1 can Circumferentially be distributed in feed tube 10, after enter in dedusting chamber 13, seed forms helical form in dedusting chamber 13, promotes dedusting Effect;
3) it is worked by air pump 17, air can be discharged from exhaust head 12, control heating wire 18 may be selected, air is heated, rise To the effect that air is dried, structure setting is upwarped by the outer end of exhaust head 12, promotes dust removing effects, and wind conveying pipe 14 It is fixedly connected with conveying pipeline 1, when conveying pipeline 1 rotates, wind conveying pipe 14 can equally be rotated, and further promote dust removing effects;
4) by the exhaust outlet 24 being arranged on 26 side wall of body, for the discharge of air, and the filter by being installed on exhaust outlet 24 Dirt net 25 can sufficiently stop the discharge of dust, avoid pollution ambient enviroment.
The above are merely the preferred embodiment of the present invention, it is noted that for those skilled in the art, not Under the premise of being detached from present inventive concept, several modifications and improvements can also be made, these also should be considered as protection model of the invention It encloses, these all will not influence the effect and patent practicability that the present invention is implemented.

Claims (10)

1. a kind of seed screens pretreatment unit, including body (26), which is characterized in that the inside upper part of the body (26) and Lower part is respectively equipped with feed tube (10) and lower feed tube (15), the lower end of the upper feed tube (10) and lower feed tube (15) It is mounted between upper end dedusting net cylinder (11), the inner cavity of dedusting net cylinder (11) is dedusting chamber (13), upper feed tube (10) Inner cavity is distribution cavity (9), and the inner cavity of lower feed tube (15) is storage cavity (21), distribution cavity (9), dedusting chamber (13) and storage cavity (21) connection setting, the outer space of the upper feed tube (10), dedusting net cylinder (11) and lower feed tube (15) are dust-collecting cavity (16), dust-collecting cavity (16) is connected to setting, the top of the body (26) with dedusting chamber (13) by the mesh of dedusting net cylinder (11) Centre is equipped with conveying pipeline (1), and the vertical portion of conveying pipeline (1) and the top of body (26) are rotatablely connected, the level of conveying pipeline (1) Portion is located in distribution cavity (9), and the driving mechanism for driving conveying pipeline (1) to rotate, institute are additionally provided at the top of the body (26) The vertical portion upper end for stating conveying pipeline (1) is equipped with material box (3), and is rotatablely connected between conveying pipeline (1) and material box (3), institute It states and is equipped among the bottom of body (26) wind conveying pipe (14), wind conveying pipe (14) is connect with the lower rotation of body (26), defeated wind The upper end of pipe (14) is connected and fixed with conveying pipeline (1), is equipped with several exhausts on the wind conveying pipe (14) in the dedusting chamber (13) The lower end of head (12), the wind conveying pipe (14) is connect by rotary joint (20) with blast pipe (19), is also set in blast pipe (19) Have heating wire (18), the other end of the blast pipe (19) is connect with the air pump (17) that body (26) bottom is arranged.
2. seed according to claim 1 screens pretreatment unit, which is characterized in that the body (26) is closed circle Column-shaped barrel structure.
3. seed according to claim 1 or 2 screens pretreatment unit, which is characterized in that the upper feed tube (10) is Up big and down small pyramidal structure, the up-small and down-big pyramidal structure of lower feed tube (15), the upper end diameter of upper feed tube (10) with The internal diameter of body (26) is identical, and the lower end diameter of lower feed tube (15) is less than the internal diameter of body (26), and upper feed tube (10) Lower end diameter is identical with the upper end diameter of lower feed tube (15), and the upper end of upper feed tube (10) and the inner top of body (26) are fixed Connection, the lower end of lower feed tube (15) is fixedly connected with the interior bottom of body (26).
4. seed according to claim 3 screens pretreatment unit, which is characterized in that the dedusting net cylinder (11) is cylinder Shape structure.
5. seed according to claim 1 screens pretreatment unit, which is characterized in that the conveying pipeline (1) is L shape knot Structure.
6. according to claim 1 or 5 seed screen pretreatment unit, which is characterized in that the driving mechanism include from Moving gear (5), driving gear (7) and driving motor (8), driven gear (5) are mounted on the conveying pipeline at the top of body (26) (1) on vertical portion, the driving gear (7) installed on driven gear (5) and driving motor (8) output shaft engages connection, driving Motor (8) is fixedly installed on the top of body (26).
7. seed according to claim 1 screens pretreatment unit, which is characterized in that set at the top of the material box (3) Having feed opening (4), the bottom of material box (3) is equipped with bracket (2), and the lower end of bracket (2) is fixedly installed on the top of body (26), It is additionally provided with telescopic device (6) at the top of the material box (3), telescopic device (6) is hydraulic telescopic rod, the work of telescopic device (6) Stopper rod extends to the inside of material box (3), and the piston-rod lower end of telescopic device (6) is equipped with and adjusts head (27), the adjusting Head (27) is hemispherical dome structure, and the vertical view diameter for adjusting head (27) is greater than the internal diameter of conveying pipeline (1).
8. seed according to claim 4 screens pretreatment unit, which is characterized in that the exhaust head (12) be outer end to Upper 45 ° are obliquely installed.
9. seed according to claim 1 screens pretreatment unit, which is characterized in that the side lower of the body (26) It circumferentially offers multiple exhaust outlets (24), is equipped on exhaust outlet (24) dirt filtrating screen (25), dirt filtrating screen (25) is the efficient mistake of HEPA Strainer, the bottom of the body (26) further respectively have dust-exhausting port (23) and discharge gate (22), dust-exhausting port (23) and discharge gate (22) it is connected to respectively with dust-collecting cavity (16) and storage cavity (21).
10. seed according to claim 8 screens pretreatment unit, which is characterized in that the conveying pipeline (1) it is vertical Portion, telescopic device (6), upper feed tube (10), lower feed tube (15), wind conveying pipe (14), dedusting net cylinder (11) and body (26) are altogether Axis setting.
CN201810905742.7A 2018-08-10 2018-08-10 A kind of seed screening pretreatment unit Pending CN109248858A (en)

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CN107952682A (en) * 2017-11-30 2018-04-24 界首市鑫龙粮油机械加工有限公司 A kind of adjustable cereal pneumatic separation device
CN108020051A (en) * 2017-12-01 2018-05-11 陈传材 A kind of Chinese medicine automatic processing apparatus
CN207591423U (en) * 2017-12-07 2018-07-10 南通航运职业技术学院 A kind of bunker fuel oil cleaning filter vestiges blowing-down device
CN108332284A (en) * 2017-12-17 2018-07-27 赵飞鸽 A kind of interior enclosure space highly effective air purification air method
CN108355945A (en) * 2018-02-23 2018-08-03 张炳强 A kind of tea processing leaf end device for effectively separating

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