CN100471584C - A combined cleaning sift - Google Patents

A combined cleaning sift Download PDF

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Publication number
CN100471584C
CN100471584C CNB2006100965151A CN200610096515A CN100471584C CN 100471584 C CN100471584 C CN 100471584C CN B2006100965151 A CNB2006100965151 A CN B2006100965151A CN 200610096515 A CN200610096515 A CN 200610096515A CN 100471584 C CN100471584 C CN 100471584C
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China
Prior art keywords
gravity table
gravity
plansifter
frame
screen box
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Expired - Fee Related
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CNB2006100965151A
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Chinese (zh)
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CN1951579A (en
Inventor
时祥华
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时祥华
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Application filed by 时祥华 filed Critical 时祥华
Priority to CNB2006100965151A priority Critical patent/CN100471584C/en
Publication of CN1951579A publication Critical patent/CN1951579A/en
Application granted granted Critical
Publication of CN100471584C publication Critical patent/CN100471584C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention relates to a combine clean screen, which comprises upper select box and lower screen box. Wherein, two boxes are connected via diverter; the upper box has gravity selecting table; the lower box has flat screen; the selecting table is made from the screen plate with fish scale-shaped screen holes; the table is incline; the selecting table has fan under; the selecting table, fan and flat screen are driven by motor. The invention can separate heavy and light foreigner at one time. And the whole device is driven by one motor, with small volume and low power consumption.

Description

A kind of combined cleaning sift
Technical field
The present invention relates to a kind of grain machinery, particularly a kind of combined cleaning sift of cleaning before cereal deep processing enterprise and the grain warehouse-in of being used for.
Background technology
Cereal such as paddy rice are after harvesting, mix many weeds are arranged, foreign material such as straw, fag end, brick and tile, stone, glass fragment, be divided into light assorted (weeds, little straw, fag end etc.) and (brick and tile, stone, the glass fragment etc.) grain processing enterprise of heavily mixing will tentatively be cleared up it according to the quality of its foreign material before carrying out deep processing.Cleaning equipment in the grain machinery by its function classification, mainly contains several equipment such as selection by winnowing, screening, gravity separation at present, and different equipment has its different performances and characteristics, and its deficiency is also respectively arranged.For example: pneumatic separator, main effect is the light impurity that separates in the cereal, and is good to light cleaning effect assorted and dust, but just very poor to heavily assorted, the assorted greatly cleaning effect as stone, big straw; Screening installation, main effect are to separate the impurity big or littler than cereal grain, and the assorted and big assorted cleaning effect of its counterweight is good, but the object of light impurities such as band rope, short straw is difficult to remove; Gravity separation equipment, main effect is the stone that separates in the cereal, and cereal is carried out classification, and is good to stone in the cereal and dust cleaning effect, but big assorted, heavily assorted and short straw that quality is close with the grain of rice etc. is difficult to remove.
Present grain cleaning equipment both domestic and external, for considering its price and purposes, it all is the single type function, also be counterweight assorted and gently mix can not be on a machine once property finish simultaneously to clean and separate, this obviously can bring very big inconvenience for large-scale grain processing enterprise and large-scale grain storage warehouse-in enterprise.Isolate heavily assorted simultaneously and light assorted as needs, must multiple devices be used in combination the separation of cleaning of the foreign material that could realize different quality.Many enterprises for above-mentioned reasons, often pay attention to heavily assorted cleaning, like this, will be mingled in the cereal as short straw, cloth waste, the rope made of hemp, shrivelled kernel etc. are gently assorted, these are gently mixed in road, back manufacturing procedure, can often stop up the feeding mechanism of machine, make charging irregular, reduce the apparatus and process effect, influence working ability.
How to solve and can remove in heavily assorted light assortedly again removing, this is to perplex procedure before and after the rice processing enterprise balance for a long time, reduces equipment idle time, improves a difficult problem of work efficiency.
Summary of the invention
Technical barrier to be solved of the present invention is, overcomes above-mentioned the deficiencies in the prior art, provides a kind of and can remove light, heavy combined cleaning sift foreign material, simple in structure simultaneously.
Technical scheme of the present invention is, includes separatory vessel and play screen box in the frame, last separatory vessel and the upper and lower setting of following screen box, and communicate by air deflector between two the casees; Be provided with gravity table in the last separatory vessel, be provided with plansifter in the following screen box.
Also include blower fan, the downside of gravity table communicates with fan outlet.
The table top of gravity table is that the sieve plate of fish scale shape sieve aperture is made, and table top is obliquely installed, and its table top and horizontal optimum tilt angle are 5-8 °.
Described plansifter is made by round-hole punched plate, and plansifter is hung on frame, and frame swing relatively.
The downside of gravity table is provided with support bar, supports fork and drive rod, and support bar and support fork all are supported on the frame, can support the relative frame of gravity table and move back and forth; Supporting fork is one or three yokes, and intermediate supports is on frame, and an end links to each other with gravity table, and the other end links to each other with plansifter in being located at down screen box by connecting rod, can make plansifter along with gravity table is reciprocating together.
Gravity table, blower fan and plansifter are by same motor-driven.
Motor drives blower fan by belt pulley and rotates, and motor is reciprocating by another belt pulley drive eccentric wheel and drive rod promotion gravity table simultaneously; Gravity table drives plansifter by support fork, connecting rod again and does reciprocating type swing together.
The frame outside is with cover plate, and the cover plate of gravity table upside is provided with charging aperture, and the cover plate of gravity table one side is provided with light assorted discharging opening; The cover plate of following screen box one side is provided with heavily assorted discharging opening, and the downside of following screen box is provided with clean paddy discharging opening.
Gravity table is made of table top, side plate and framework.
The present invention's advantage compared with prior art is:
(1), integrate gravity separation, selection by winnowing and screen, realize heavy, gently assorted first separation, complete machine structure is simple, it is easy to operate to use, output is big;
(2), entire machine adopts a motor, drives blower fan, gravity table and sieve plate down simultaneously by a motor, makes complete machine very rationally compact, installation dimension is little, energy consumption is low, and stable performance, for industry energy conservation consumption reduction, raising work efficiency provide strong assurance;
(3), the full-enclosed type peripheral board, good seal performance has avoided dust excessive, appearance looks elegant has been optimized operating environment, has guaranteed the production that cleans of enterprise.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Number in the figure: 1-charging aperture, 2-frame, 3-gravity table, 4-drive rod, 5-support bar, the gently assorted outlet of 6-eccentric wheel, 7-, 8-motor, 9-suspension rod, screen box under the 10-, the heavily assorted outlet of 11-power transmission shaft, 12-plansifter, 13-, the clean thing discharging opening of 14-, 15-blower fan, the 16-connecting rod, the 17-air deflector, 18-supports fork, 19-gravity channel selection table top, 20-framework, 21-needle-punched felt Ventilate cloth, 22-cover plate, the last separatory vessel of 23-, 24-inlet scoop, the 25-side plate, 26-belt pulley, 27-belt pulley, 28-push rod.
The specific embodiment
Below in conjunction with accompanying drawing the embodiment of the invention further is described in detail:
Present embodiment is provided with frame 2, includes separatory vessel 23, following screen box 10, blower fan 15 and motor 8 in the frame 2, last separatory vessel 23 and following screen box 10 upper and lower settings, and communicate by air deflector 17 between two the casees.Be provided with gravity table 3 in the last separatory vessel 23, be provided with plansifter 12 in the following screen box 10.
Blower fan 15 is located at the downside of separatory vessel 23, and the downside of gravity table 3 communicates with the air outlet of blower fan 15.Do soft the connection with needle-punched felt Ventilate cloth 21 between the shell of blower fan 15 and the gravity table 3 and between the upper cover plate of gravity table 3 and frame 2, material can effectively be separated under the effect of blower fan 15 wind-force in last separatory vessel 23.
Plansifter 12 is made by round-hole punched plate, and plansifter 12 is hung on frame 2 by 4 suspension rods 9, and frame 2 swings relatively.Also be provided with power transmission shaft 11 on the frame 2, power transmission shaft 11 is provided with belt pulley 26 and eccentric wheel 6, is connected with drive rod 4 on the eccentric wheel 6.Drive rod 4 is located at the downside of gravity table 3, and the downside of one end and gravity table 3 is fixedly connected, and the other end and eccentric wheel 6 are fixedly connected.It is reciprocating that drive rod 4 can drive gravity table 3.
Gravity table 3 is made of table top 19, side plate 25 and framework 20, and table top 19 is the sieve plate of fish scale shape sieve aperture and makes, and table top 19 is obliquely installed, and its table top 19 is 5-8 ° with horizontal optimum tilt angle.
Described fish scale shape sieve plate, the center line of its sieve aperture and the extended line of sieve plate is angled upwarps.Use the effect of squama shape sieve plate to be herein, when fish scale shape sieve plate was reciprocating along certain angle of inclination, the cereal on the sieve plate can obtain a throwing power that makes progress, and cereal is suspended on the sieve plate beats.
Gravity table 3 is supported by the support bar 5 of being located at downside, support fork 18, and support bar 5 and support fork 18 all are supported on the frame 2, can support gravity table 3 and do reciprocating.Support bar 5 is the motion bars that two ends are hinged, the downside that is hinged on gravity table 3 of an end activity, being hinged on the frame 2 of other end activity.Supporting fork 18 is the part of a trident arm configuration, being supported on the frame 2 as swing fulcrum activity wherein, one end and gravity table 3 flexibly connect, the other end flexibly connects by the push rod on connecting rod 16 and the plansifter 12 28, can make plansifter 12 along with gravity table 3 is reciprocating together.
Gravity table 3 of the present invention and plansifter 12 and blower fan 15 drive by same motor 8.At first motor 8 drives blower fan 15 rotations by belt pulley 27; Simultaneously, motor 8 is reciprocating by another root belt pulley 26 drive eccentric wheels 6 and drive rod 4 promotion gravity tables 3; Gravity table 3 is done reciprocating type swing together by supporting fork 18, connecting rod 16 and push rod 28 drive plansifters 12 again.
For improving dustproof effect, the outside of frame 2 all is with cover plate 22, is totally enclosed type, the problem that dust is big, pollution is heavy when thoroughly having solved grain machinery work.Cover plate 22 is formed by the cold-rolled steel sheet bending.The cover plate of gravity table 3 upsides is provided with charging aperture 1 and inlet scoop 24, and the cover plate of gravity table 3 one sides is provided with light assorted discharging opening 7; The cover plate of following screen box 10 1 sides is provided with heavily assorted discharging opening 13, and the downside of following screen box 10 is provided with clean cereal discharging opening 14.
During work, material is flowed on the table top 19 of gravity table 3 by charging aperture 1 feeding, and material is suspended in the top of gravity table 3 table tops 19 under the effect of gravity table 3, and carries out layering by proportion.Simultaneously, material separates according to material's proportion under the wind-force effect of gravity table 3 downside blower fans 15.On the one hand, assorted surplus (mainly being that weeds, little straw, fag end and shrivelled kernel etc. are gently assorted) that proportion is little is suspended in the upper strata, flows to the light assorted outlet 7 of lower simultaneously under the effect of blower fan 15 wind-force, discharges outside the body.On the other hand, heavy material (mainly being cereal and heavily assorted) is suspended in lower floor, is travelled forward by throwing along the table top 19 of gravity table 3 fish scale sieve plates, enters air deflector 17, and then flow into down in the circular hole plansifter 12 of screen box 10.Material is screening in the screen box 10 down once more, and bulky big assorted and heavily assorted screening is after greatly heavily assorted outlet 13 is discharged outside the body, and the cereal that volume is little is promptly discharged from clean thing discharging opening 14, thereby finishes separation, the screening of cereal.

Claims (3)

1, a kind of combined cleaning sift includes separatory vessel and following screen box in the frame, last separatory vessel and the upper and lower setting of following screen box, and communicate by air deflector between two the casees; Be provided with gravity table in the last separatory vessel, be provided with plansifter in the following screen box; The downside of gravity table is provided with blower fan; The table top of gravity table is obliquely installed; Gravity table, blower fan and plansifter are by same motor-driven, it is characterized in that: the downside of gravity table is provided with support bar, supports fork and drive rod, support bar and support fork all are supported on the frame, can support the relative frame of gravity table and move back and forth; Supporting fork is one or three yokes, and intermediate supports is on frame, and an end links to each other with gravity table, and the other end links to each other with plansifter in being located at down screen box by connecting rod, can make plansifter along with gravity table is reciprocating together.
2, a kind of combined cleaning sift as claimed in claim 1 is characterized in that: motor drives blower fan by belt pulley and rotates, and motor is reciprocating by another belt pulley drive eccentric wheel and drive rod promotion gravity table simultaneously; Gravity table drives plansifter by support fork, connecting rod again and does reciprocating type swing together.
3, a kind of combined cleaning sift as claimed in claim 1 or 2 is characterized in that: the table top of gravity table and horizontal angle of inclination are 5-8 °.
CNB2006100965151A 2006-09-29 2006-09-29 A combined cleaning sift Expired - Fee Related CN100471584C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB2006100965151A CN100471584C (en) 2006-09-29 2006-09-29 A combined cleaning sift

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB2006100965151A CN100471584C (en) 2006-09-29 2006-09-29 A combined cleaning sift

Publications (2)

Publication Number Publication Date
CN1951579A CN1951579A (en) 2007-04-25
CN100471584C true CN100471584C (en) 2009-03-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102430518A (en) * 2011-12-27 2012-05-02 山东省农业科学院农产品研究所 Radix salviae miltiorrhizae seed fine screening machine
CN103962297A (en) * 2013-02-05 2014-08-06 江苏鸿云翔橡塑机械有限公司 Novel cooling vibrating screen
CN106216244B (en) * 2016-09-14 2018-04-13 邓新平 Air draught proportion sieves and the blowing box-like grain selecting machine of proportion screen banks

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CN1951579A (en) 2007-04-25

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Granted publication date: 20090325

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