CN203426054U - Multifunctional combination clearing screen - Google Patents

Multifunctional combination clearing screen Download PDF

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Publication number
CN203426054U
CN203426054U CN201320502433.8U CN201320502433U CN203426054U CN 203426054 U CN203426054 U CN 203426054U CN 201320502433 U CN201320502433 U CN 201320502433U CN 203426054 U CN203426054 U CN 203426054U
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China
Prior art keywords
gravity
main shaft
screen box
drive rod
screen
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Expired - Fee Related
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CN201320502433.8U
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Chinese (zh)
Inventor
时祥华
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时祥华
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Priority to CN201320502433.8U priority Critical patent/CN203426054U/en
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Publication of CN203426054U publication Critical patent/CN203426054U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model relates to a grain separation machine, in particular to a multifunctional combination clearing screen. The multifunctional combination clearing screen comprises an upper separation box (8), a lower screen box (15), a main shaft (12), a motor (19) and a fan (24). A gravity separation table (2) is arranged in the upper separation box (8) in a slant mode, the lower side of the gravity separation table (2) is communicated with the fan (24) through an air box (10), a spiral packing auger (5) is arranged at the bottom of the air box (10), and three layers of screen plates (21) are arranged inside the lower screen box (15). The upper separation box (8) and the lower screen box (15) are movably hung on a rack (26) in a supported mode through supporting hanging rods (1 and 17) respectively, and the main shaft (12) simultaneously pushes the gravity separation table (2) and the lower screen box (15) through two eccentric driving rods (11 and 18) to perform reciprocating movement. The movable joint position of the two ends of the supporting hanging rods (1 and 17) and the movable joint position of the two ends of the upper driving rod (11) and the lower driving rod (18) are provided with bearings (27 and 28) respectively. The fan (24) is arranged on the lateral side of the rack (26). The multifunctional combination clearing screen has the advantages that separation, winnowing and screening are integrated, one-time separation of heavy grains, light grains and impurities is achieved, and the whole multifunctional combination clearing screen is simple and compact in structure, stable and reliable in power transmission, low in operation noise and convenient to operate and maintain.

Description

A kind of multi-functional combined cleaning sift
Technical field
The utility model relates to a kind of grain machinery, particularly a kind of multi-functional combined cleaning sift for cleaning before cereal deep processing enterprise and grain warehouse-in.
Background technology
The cereal such as paddy rice are after harvesting, and mixing has in a large number as foreign material such as weeds, straw, fag end, brick and tile, stone, glass fragments, and cereal is being carried out before deep processing, must carry out sorting cleaning to foreign material wherein.The foreign material that mix in cereal, because kind is many, are divided into again light assorted (as weeds, little straw, fag end etc.) and heavily mix in (as brick and tile, stone, glass fragment etc.) by its quality, are divided into again large assorted and little assorted by its volume.Cleaning equipment in current existing grain machinery, is all simple function, and as several cleaning equipments such as selection by winnowing, screening, gravity separations, its distinct device, has its different performances and feature, also respectively has its deficiency.For example: pneumatic separator, Main Function is the light impurity in separated cereal, good to light cleaning effect assorted and dust, but just very poor to heavily assorted, the assorted greatly cleaning effect as stone, large straw; Screening installation, Main Function is separated large or less than cereal grain impurity, its counterweight is assorted and large assorted cleaning effect is good, but the object of the light impurities such as band rope, short straw is difficult to remove; Gravity separation equipment, Main Function is the stone in separated cereal, and cereal is carried out to classification, good to the stone in cereal and dust cleaning effect, but assorted greatly, heavily assorted and short straw that quality is close with the grain of rice etc. is difficult to remove.
The grain cleaning equipment of above-mentioned simple function, counterweight assorted and light assorted can not be on a machine once property complete sorting cleaning, this,, for large-scale grain processing enterprise and large-scale grain storage warehouse-in enterprise, obviously can bring very large inconvenience.As heavily assorted and light assorted in need be isolated simultaneously, must be used in combination the sorting cleaning that could realize different quality foreign material by many main equipments.Like this, obviously equipment operating cost is very large, uneconomical, and many enterprises have to be had to take the second best, only focus on heavily assorted cleaning, and just no longer carrying out the meticulous separation of cleaning to short straw, cloth waste, the rope made of hemp, shrivelled kernel etc. are gently assorted, these are mingled in the light Za,Hou road manufacturing procedure in cereal, can often stop up the feeding mechanism of machine, make charging irregular, reduce apparatus and process effect, affect working ability.
How to solve and can remove again in heavily assorted light assortedly removing, improve the quality that grain is cleaned, this is to perplex for a long time procedure before and after Rice Milling Enterprises balance, reduces equipment idle time, improves a difficult problem of work efficiency.
For these reasons, the applicant has developed " a kind of combined cleaning sift ", and has applied for utility model patent, patent No. ZL2006100965151 on September 29th, 2006.This utility model patent, integrates gravity separation, selection by winnowing and screens, and realizes one-machine-multi-function, heavy, gently assorted first separation, entire machine drives blower fan, gravity table 2 and lower sieve plate by a motor simultaneously, and machine shell adopts full-enclosed type coaming plate, has optimized operating environment.But, this patent still has deficiency in implementation process, as longer in the driving-chain of transmission mechanism, motor promotes gravity table 2 motions by eccentric push rod, and then by a trident, carry on the back to drive lower screen box to move by gravity table 2, its motion process is exactly one and freely swings, therefore, the powerdriven poor stability of lower screen box, during complete machine running, noise is very large; Blower fan is directly located in the middle of the body between separatory vessel and lower screen box, and maintenance is inconvenient.
Summary of the invention
Technical barrier to be solved in the utility model is, overcomes above-mentioned the deficiencies in the prior art, and a kind of compact conformation, noise is little, transmission performance is stable multi-functional combined cleaning sift are provided.
The technical solution of the utility model is, includes separatory vessel 8 and lower screen box 15 in frame 26, upper separatory vessel 8 and the upper and lower setting of lower screen box 15, and by air deflector 25, communicated between two casees; In upper separatory vessel 8, be provided with gravity table 2, in lower screen box 15, be provided with circle hole shape sieve plate 21; The downside of gravity table 2 communicates with blower fan 23; The table top of gravity table 2 consists of fish scale shape sieve plate 3, and the table top of fish scale shape sieve plate 3 is obliquely installed; Frame 26 is provided with main shaft 12, and main shaft 12 is driven by belt pulley 13 by motor 19; It is characterized in that: upper separatory vessel 8 and lower screen box 15 respectively by support hanging pole 1,17 movable suspension struts in frame 26, frame 26 is reciprocating relatively; Main shaft 12 is provided with drive rod 11 and lower drive rod 18, and upper and lower drive rod 11,18 is single-ended eccentric link; The eccentric end of its upper and lower drive rod 11,18 is directly arranged on main shaft 12, and connects with main shaft 12 eccentric movables; The other end of its upper and lower drive rod 11,18 respectively with upper separatory vessel 8, lower screen box 15 is movable connects, and makes main shaft 12 directly by upper and lower drive rod 11,18, promote separatory vessel 8, gravity table 2 and lower screen box 15 reciprocating simultaneously.
The downside of gravity table 2 is provided with bellows 10, and bellows 10 connect with gravity table 2 is soft, and is fixedly connected in frame 26, and bellows 10 communicate with blower fan 23 by airduct 24; In bellows 10, be provided with screw auger 5, one end of screw auger 5 is provided with the foreign material that gravity table 2 sieves can be fallen and discharges in time extra-organismal thin assorted outlet 20.
Screw auger 5 is directly driven by motor 19, or is driven by belt pulley 4 by main shaft 12.
The table top of gravity table 2 consists of the fish scale shape sieve plate 3 of fish scale shape sieve aperture, is provided with fish scale shape sieve plate 3 equidirectional being obliquely installed on 21, three layers of circle hole shape sieve plate of three layers of circle hole shape sieve plate 21 and gravity table 2 table tops in lower screen box 15.
In support, the support hanging pole 1,17 of separatory vessel 8 and lower screen box 15 is movable peg, and the active section place at its two ends is provided with bearing 27; The active section place at upper and lower drive rod 11,18 two ends is provided with bearing 28.
Blower fan 23 is located at the side of frame 26.
Main shaft 12 two ends are arranged with two groups of upper and lower drive rod 11,18 transmission devices of centering type, make upper and lower drive rod 11,18 from main shaft 12 two ends, drive separatory vessel 8 and lower screen box 15 reciprocating simultaneously.
The utility model advantage is compared with prior art:
main shaft, by the symmetrically arranged two centering type drive rods in two ends, directly promotes gravity table and the motion of lower screen box, has reduced power transmission link, shortened driving-chain, stable drive, stable performance, and energy consumption is low, for industry energy conservation consumption reduction, raising work efficiency provide strong assurance.
in support, the active node of the support hanging pole of separatory vessel and lower screen box, is all provided with bearing, when improving robust motion and reliability, greatly reduces the running noises of complete machine, has optimized operating environment.
blower fan is located at the side of frame, and a motor drives gravity table, lower screen box and screw auger simultaneously, makes complete machine very rationally compact, and installation dimension is little, easy to maintenance.
integrate gravity separation, selection by winnowing and screen, realizing heavy, gently assorted first separation, complete machine structure is simple, it is easy to operate to use, and output is large.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of main shaft 12 in Fig. 1;
Fig. 3 is the structural representation of screw auger 5 in Fig. 1;
Fig. 4 is the structural representation of upper drive rod 11 in Fig. 1;
Fig. 5 is the structural representation of support hanging pole 1 in Fig. 1.
Number in the figure: 1-support hanging pole, 2-gravity table, 3-fish scale shape sieve plate, 4-belt pulley, 5-screw auger, 6-inlet scoop, 7-charging aperture, the upper separatory vessel of 8-, 9-is assorted outlet gently, 10-bellows, the upper drive rod of 11-, 12-main shaft, 13-belt pulley, the clean grain outlet of 14-, screen box under 15-, the heavily assorted outlet of 16-, 17-support hanging pole, drive rod under 18-, 19-motor, 20-is assorted outlet carefully, 21-circle hole shape sieve plate, 22-gusset, 23-blower fan, 24-airduct, 25-air deflector, 26-frame, 27-bearing, 28-bearing.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is further described in detail:
The present embodiment is provided with frame 26, and the side of frame 26 is provided with blower fan 23.In frame 26, be provided with separatory vessel 8, lower screen box 15, main shaft 12 and motor 19.Upper separatory vessel 8 and the upper and lower setting of lower screen box 15, and by air deflector 25, communicated between two casees.
In upper separatory vessel 8, be provided with gravity table 2, the table top of gravity table 2 consists of fish scale shape sieve plate 3; In lower screen box 15, be provided with the circle hole shape sieve plate 21 in three layers of different size aperture.Fish scale shape sieve plate 3 on gravity table 2 table tops is obliquely installed.Three layers of circle hole shape sieve plate 21 in lower screen box 15 and fish scale shape sieve plate 3 equidirectional being obliquely installed on gravity table 2 table tops.
Described fish scale shape sieve plate 3, the center line of its sieve aperture and the extended line of sieve plate is angled upwarps, when fish scale shape sieve plate 3 is reciprocating along certain angle of inclination, cereal on fish scale shape sieve plate 3 table tops can obtain a throwing power obliquely upward, cereal is suspended on fish scale shape sieve plate 3 and beats, and along upwards operation of fish scale shape sieve plate 3.
The downside of gravity table 2 is provided with bellows 10, and communicates with blower fan 23 by airduct 24.Bellows 10 are fixed in frame 26 by the gusset 22 of side.Bellows 10 connect with gravity table 2 is soft.
In bellows 10, be provided with screw auger 5, screw auger 5 is directly driven by motor 19, or is driven by belt pulley 4 by main shaft 12.One end of screw auger 5 is provided with thin assorted outlet 20.On gravity table 2, when the lower tiny foreign material of fish scale shape sieve plate 3 sieve drop on screw auger 5, can pass through screw auger 5, foreign material be exported from carefully mixing 20 automatically, discharge body in time.The thin assorted foreign material such as sandstone that are mainly particulate herein.
Frame 26 is provided with main shaft 12, and main shaft 12 is driven by belt pulley 13 by motor 19.Upper separatory vessel 8 and lower screen box 15, can be supported gravity table 2 frame 26 relative to lower screen box 15 and move back and forth by support hanging pole 1,17 movable suspension struts in frame 26.Main shaft 12 is provided with drive rod 11 and lower drive rod 18, and upper and lower drive rod 11,18 is single-ended eccentric link; The eccentric end of its upper and lower drive rod 11,18 is arranged on main shaft 12, and connects with main shaft 12 eccentric movables; The other end of its upper and lower drive rod 11,18 respectively with upper separatory vessel 8, lower screen box 15 is movable connects, and makes main shaft 12 directly by upper and lower two drive rods 11,18, promote gravity table 2 and lower screen box 15 is reciprocating simultaneously.
In support, the support hanging pole 2,17 of separatory vessel 8 and lower screen box 15 is movable peg, and the active section place at its two ends is equipped with bearing 27; The active section place at upper and lower drive rod 11,18 two ends is also equipped with bearing 28.
The upper and lower drive rod 11,18 at main shaft 12 two ends is symmetrical arranged, and two groups of upper and lower drive rods 11,18 that also pass through casing both sides drive separatory vessel 8 and lower screen box 15 motions simultaneously, and more balance is reliable to make main shaft 12 transmissions.
Gravity table 2 of the present utility model, lower screen box 15 and screw auger 5 are driven by same motor 19.First motor 19 drives main shafts 12 to rotate by belt pulley 13, and then main shaft 12 is again by two eccentric upper and lower drive rods 11,18, promotes respectively gravity table 2 and lower screen box 15 is reciprocating; Meanwhile, main shaft 12 also drives screw auger 5 to rotate by belt pulley 4.
For improving dust-proof effect, the outside of frame 26 is all with cover plate, is totally enclosed type, the problem that while thoroughly having solved grain machinery work, dust is large, pollution is heavy.
The upside of upper separatory vessel 8 is provided with charging aperture 7 and inlet scoop 6, and upper separatory vessel 8 one end are provided with light assorted outlet 9; Lower screen box 15 is provided with heavily assorted outlet 16, and the downside of lower screen box 15 is provided with clean grain outlet 14.The end of the screw auger 5 of bellows 10 sides is provided with thin assorted outlet 20.
During work, material is fed by charging aperture 7, and on the fish scale shape sieve plate 3 of inflow gravity table 2 table tops, wherein short grained carefully the mixing of part falls in screw auger 5 after 3 screenings of fish scale shape sieve plate, and from carefully mixing, exports automatically, in time 20 discharges by screw auger 5.And most of material is under the effect of gravity table 2, be suspended in the table top top of gravity table 2, and carry out layering by proportion, material, under the effect of 2 times cross forces of gravity table, carries out separation according to the proportion of material simultaneously.On the one hand, light assorted (as weeds, little straw, fag end and the shrivelled kernel etc.) that proportion is little, are suspended in upper strata, flow to the light assorted outlet 9 of lower under the effect of blower fan 23 wind-force, discharge outside body.On the other hand, heavy material (being mainly cereal and heavily assorted) is suspended in lower floor, table top along gravity table 2 fish scale shape sieve plates 3 is moved upward forward by throwing, enter air deflector 25, air deflector 25 flow in lower screen box 15 again, and then carries out three screenings through three layers of round-hole punched plate 21, bulky large assorted and heavily assortedly after screening, from greatly heavily assorted outlet 16, discharge bodies, the cereal that volume is little discharge from clean thing discharging opening 14, thereby complete separation, the screening of cereal.
The utility model integrates gravity separation, selection by winnowing and screens, and through three sortings, realizes heavy, gently assorted first separation, and complete machine structure is simple, uses easy to operately, and output is large, and noise is little, operates steadily reliable.

Claims (7)

1. a multi-functional combined cleaning sift, includes separatory vessel (8) and lower screen box (15) in frame (26), upper separatory vessel (8) and the upper and lower setting of lower screen box (15), and by air deflector (25), communicated between two casees; In upper separatory vessel (8), be provided with gravity table (2), in lower screen box (15), be provided with circle hole shape sieve plate (21); The downside of gravity table (2) communicates with blower fan (23); The table top of gravity table (2) consists of fish scale shape sieve plate (3), and the table top of fish scale shape sieve plate (3) is obliquely installed; Frame (26) is provided with main shaft (12), and main shaft (12) is driven by belt pulley (13) by motor (19); It is characterized in that: upper separatory vessel (8) and lower screen box (15) are upper in frame (26) by the movable suspension strut of support hanging pole (1,17), and frame (26) moves back and forth relatively; Main shaft (12) is provided with drive rod (11) and lower drive rod (18), and upper and lower drive rod (11,18) is single-ended eccentric link; It is upper that the eccentric end of its upper and lower drive rod (11,18) is directly arranged at main shaft (12), and connect with main shaft (12) eccentric movable; The other end of its upper and lower drive rod (11,18) respectively with upper separatory vessel (8), movable connection of lower screen box (15), make main shaft (12) directly by upper and lower drive rod (11,18), promote gravity table (2) and lower screen box (15) is reciprocating simultaneously.
2. a kind of multi-functional combined cleaning sift as claimed in claim 1, it is characterized in that: the downside of gravity table (2) is provided with bellows (10), bellows (10) and soft connection of gravity table (2), and it is upper in frame (26) to be fixedly connected, bellows (10) communicate with blower fan (23) by airduct (24); In bellows (10), be provided with screw auger (5), one end of screw auger (5) is provided with the foreign material that gravity table (2) sieve can be fallen and discharges in time extra-organismal thin assorted outlet (20).
3. a kind of multi-functional combined cleaning sift as claimed in claim 2, is characterized in that: screw auger (5) is directly driven by motor (19), or is driven by belt pulley (4) by main shaft (12).
4. a kind of multi-functional combined cleaning sift as claimed in claim 1, it is characterized in that: in lower screen box (15), be provided with three layers of round-hole punched plate (21), equidirectional being obliquely installed of fish scale shape sieve plate (3) on three layers of round-hole punched plate (21) and gravity table (2) table top.
5. a kind of multi-functional combined cleaning sift as claimed in claim 1, is characterized in that: the support hanging pole (1,17) of separatory vessel in support (8) and lower screen box (15) is movable peg, and the active section place at its two ends is provided with bearing (27); The active section place at upper and lower drive rod (11,18) two ends is provided with bearing (28).
6. a kind of multi-functional combined cleaning sift as claimed in claim 1 or 2, is characterized in that: blower fan (23) is located at the side of frame (26).
7. a kind of multi-functional combined cleaning sift as claimed in claim 1, it is characterized in that: main shaft (12) two ends are arranged with two groups of upper and lower drive rods of centering type (11,18) transmission device, make upper and lower drive rod (11,18) from main shaft (12) two ends, drive separatory vessel (8) and lower screen box (15) reciprocating simultaneously.
CN201320502433.8U 2013-08-15 2013-08-15 Multifunctional combination clearing screen Expired - Fee Related CN203426054U (en)

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Application Number Priority Date Filing Date Title
CN201320502433.8U CN203426054U (en) 2013-08-15 2013-08-15 Multifunctional combination clearing screen

Publications (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103394469A (en) * 2013-08-15 2013-11-20 时祥华 Multifunctional combined cleaning screen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103394469A (en) * 2013-08-15 2013-11-20 时祥华 Multifunctional combined cleaning screen

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GR01 Patent grant
EXPY Termination of patent right or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140212

Termination date: 20150815