CN209715703U - Grain screening puts down back sieve with mesh belt - Google Patents
Grain screening puts down back sieve with mesh belt Download PDFInfo
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- CN209715703U CN209715703U CN201821793318.XU CN201821793318U CN209715703U CN 209715703 U CN209715703 U CN 209715703U CN 201821793318 U CN201821793318 U CN 201821793318U CN 209715703 U CN209715703 U CN 209715703U
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- mesh belt
- sieve
- screen surface
- miscellaneous
- compass screen
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- 238000012216 screening Methods 0.000 title claims abstract description 66
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- 239000000203 mixture Substances 0.000 claims abstract description 7
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- Combined Means For Separation Of Solids (AREA)
Abstract
Mesh belt puts down back sieve.Traditional sieve assign be sized object kinetic energy is small or linear motion, rolling characteristics is poor in treatment process, is easy blocking, screen ability and screening effect are difficult to improve.The utility model composition includes screen frame (unit) (1), by sunpender (2), either rocking bar or swing rod connect screen box to screen frame (unit), one group of mesh belt compass screen surface (3) is housed in screen box, Ping Hui mechanism (4) is mounted between mesh belt compass screen surface, mesh belt compass screen surface includes that big-and-middle miscellaneous mesh belt puts down back sieve (31) and small miscellaneous mesh belt puts down go back to sieve (32), big-and-middle miscellaneous mesh belt sieve and small miscellaneous mesh belt sieve are separately connected driving mechanism (41), and the small miscellaneous mesh belt other than bottom is equipped with inclined impurity removal slide plate (5) between sieving compass screen surface up and down.The utility model is used for classification of solid particles processing in the industries such as chemical industry, grocery trade, pharmacy, papermaking, chemical fertilizer industry, metallurgy, coal, rubber, petroleum, automobile, ceramics, glass in coal mine, iron ore, salt mine and industry.
Description
Technical field
The utility model relates to a kind of grain impurity-removing cleaning equipment of large size, especially a kind for the treatment of capacity per hour is reachable
100-500 tons of the large, medium and small miscellaneous ultra-large type grain that is used to remove clears up impurity removing equipment.
Background technique
Large, medium and small miscellaneous large-scale grain cleaning equipment can not removed simultaneously currently on the market, it is big to be traditionally used for processing
Miscellaneous equipment is mainly mesh belt sieve and rotary screen, and mesh belt sieve yield is generally 100-500t/h, and rotary screen is 50-150 t/h, place
Managing medium and small miscellaneous equipment is mainly vibrating screen and roto-siofter, and for yield generally in 10-50 t/h, treating capacity 50t/h's or more is medium and small
It is miscellaneous to have sieved advanced large scale equipment at last.If clearing up 200 tons of raw grains per hour, at the beginning of the roller for needing to configure 2 100t/h
Big miscellaneous and 4 advanced 50t/h the roto-siofter processing of cleaning processing is medium and small miscellaneous, and cost reaches 800,000 or so, while needing four layers
Work tower, be highly equivalent to 4 floors height, cost more wants 1,000,000 or more, and screen equipment adds mounting cost plus work tower
Deng overall cost is 2,000,000 or more, and elevator correlative charges is not included in also by above-mentioned cost.And equipment operation needs
Energy consumption is higher, roller receiving sieve energy consumption 5.5kW, the spin vibration sieve energy consumption 3.0kW of a 50t/h of a 100t/h, therefore handles
200 tons of raw grain energy consumptions need 23kW or more, and energy consumption is higher if plus elevator.If handling 200 tons or more of raw grain per hour
More cumbersome configuration and higher energy consumption are needed, also needs the connecting accessories such as dephlegmator between equipment, cost is then higher.Grain is received
After obtaining back, due to that cannot put in storage in time, worm is eaten, mouse holds in the month, bird holds in the mouth, mouldy, is lost 10% or more of harvest grain, is solved
Grain preliminary working speed is urgent problem to be solved in country and Grain Trade development.
The big miscellaneous endless screen precleaner of tradition cleaning is made of feed hopper, mesh-belt conveying mechanism, cleaning mechanism and transmission system.
It is main to remove the large-scale sundries such as straw rope head, long stalk, brick, soil block.When the cutting containing grain fall to naturally compass screen surface with
Afterwards, it since grain partial size is much smaller than sieve pore, is fallen by sieve pore and flows to grain discharge port；And big impurity granularity or length are greater than sieve
Hole cannot or not easily pass through sieve pore, and stay on compass screen surface, and big impurity discharges with the forward impurity that is transported to of foraminous conveyer
Mouthful, so that the small particles such as grain cutting and big impurity be separated.
Since the screening process of mesh belt sieve belongs to free-falling property, lower layer is also very easy to block in regrading.
Traditionally, mesh belt sieve is all interrupter duty, big miscellaneous for clearing up, and does not adapt to for miscellaneous in cleaning, more holds because mesh becomes smaller
It easily blocks, miscellaneous small miscellaneous cleaning in progress is not used in industry.
Besides cleaning it is small miscellaneous, by clear up rice it is small it is miscellaneous for, traditional cleaning screen yield generally 30-50 tons/when, yield
100 tons/when cleaning screen of putting down back only have a small number of producers to be able to produce.Traditional cleaning screen compass screen surface and screen box are relatively fixed, and only
Do it is flat backhaul dynamic, the small miscellaneous or broken raw grain in part causes compass screen surface to block by being easy to be stuck in sieve pore in work, not can from
Row cleaning, sieve cover cleaning mechanism is undesirable, and worker must clear up a compass screen surface daily, dredges sieve pore, takes time and effort, otherwise will
Influence screen effect.
Traditional sieve assign be sized object kinetic energy is small or linear motion, rolling characteristics is poor in treatment process, holds
Easily blocking, screen ability and screening effect are difficult to improve.
Summary of the invention
That the purpose of the utility model is to provide a kind of processing capacities is strong, treating capacity is high-quality greatly, equipment factory building construction height
It is small, construction cost is low, can effectively carry out the impurity removing equipment of sundries separation.The utility model makes to be sized object screw, shows
It writes and promotes screen quality, sieving capacity is promoted significant.
Purpose of the utility model is realized as follows:
Grain screening puts down back sieve with mesh belt, and composition includes: screen frame (unit), and the screen frame (unit) passes through sunpender or rocking bar or pendulum
Bar connects screen box, one group of mesh belt compass screen surface is housed, Ping Hui mechanism is mounted between the mesh belt compass screen surface, described in the screen box
Mesh belt compass screen surface include that big-and-middle coarse cereals food screening mesh belt put down back sieve and small coarse cereals and eats screening mesh belt and puts down back sieve, described is big-and-middle
Miscellaneous mesh belt sieve and small miscellaneous mesh belt sieve are separately connected driving mechanism, and the small miscellaneous mesh belt other than bottom sieves between compass screen surface up and down
Equipped with inclined impurity removal slide plate.
The grain screening puts down back sieve with mesh belt, when the big-and-middle miscellaneous mesh belt sieve is located at small miscellaneous mesh belt sieve top, institute
Equipped with grain-guiding plate between the big-and-middle miscellaneous mesh belt sieve and small miscellaneous mesh belt sieve stated, the impurity removal slide plate is arranged oblique in opposite directions for one group
Plate, tilt angle are 3-10 degree, and the concave bottom that the inclined plate is formed is equipped with small miscellaneous discharging mechanism, positioned at the described of bottom
The impurity removal slide plate of small miscellaneous mesh belt sieve is collecting board.
The grain screening puts down back sieve with mesh belt, and the compass screen surface two sides parallel arrangement of the mesh belt sieve has chain, described
Chain between equipped with the compass screen surface that is made of sieve；The small miscellaneous mesh belt sieves screen angle 0-5 degree, the big-and-middle miscellaneous mesh belt
The screen angle of sieve is 0-4 degree, the inverted L-shaped rib for the chain for having covering described on the small miscellaneous mesh belt sieve chain, described
Chain and the screen box between be connected on striker plate or the chain of two sides have the gear vertical with compass screen surface
Side.
The grain screening puts down back sieve with mesh belt, and the horizontal axis of the compass screen surface passes through described in the chain or substitution
Chain pin shaft, compass screen surface is constituted by hinged bicyclic silk between the horizontal axis, the horizontal axis end is equipped with nut, especially
It is the horizontal axis end in diameter less than 4mm equipped with cast nut.
The grain screening puts down back sieve with mesh belt, and the compass screen surface is punching compass screen surface or hinged compass screen surface or wire gauze sieve
Face, the bicyclic silk are punching bicyclic, and the small miscellaneous discharging mechanism is spiral discharging mechanism.
The grain screening puts down back sieve with mesh belt, and the big-and-middle coarse cereals food screening is put down back in sieve or more compass screen surface with mesh belt
Equipped with flow guiding inclined plate.
The grain screening puts down back sieve with mesh belt, has grain export between the big-and-middle miscellaneous mesh belt sieve upper and lower level compass screen surface
Plate or the big-and-middle miscellaneous mesh belt compass screen surface are hinged flap structure, prevent from sieving lower grain repetition screen.
The grain screening puts down back sieve with mesh belt, and the small miscellaneous discharging mechanism is spiral discharging mechanism, and described is small
Miscellaneous mesh belt sieve screen number is screening 60-80% of the object by number, and the screen number of the big miscellaneous mesh belt sieve is that screening object is logical
2-15 times for crossing number；The flow guiding inclined plate is small miscellaneous sieve plate, has small miscellaneous discharging mechanism below the flow guiding inclined plate.
The utility model has the advantages that
1. the big-and-middle miscellaneous mesh belt sieve of the utility model puts down back sieve yield height, equally land occupation face in upper grain screening mesh belt
Product, single layer height handle rice separate unit yield up to 100-300 tons per hour, and same occupied area, processing capacity improves several times.
And 2000 tons of super-huge sieve can be customized with the specific demand of client.In addition, the compass screen surface of the utility model moves along a straight line,
Screen box carry out it is flat backhaul dynamic, form the mode of compound motion, this compound motion has compass screen surface from cleaning function, when compass screen surface is transported
When moving bending position, tamper in sieve pore will it is flat backhaul it is dynamic it is lower borrow power to pop up or loosen, when compass screen surface is moved to downward,
Substance on compass screen surface can fall because gravity peace returns effect, to achieve the effect that sieve cover cleaning, can greatly save artificial
Labour.
The utility model uses bicyclic bolting silk face, it may be convenient to curve.Due to compass screen surface move ahead in contain it is flat backhaul it is dynamic,
Plane compass screen surface itself does not stop, and sieve residue, which is easy to tumble, to be mixed.There is sieve residue and tumble to be formed in compass screen surface two sides in order to prevent
With mixing for screenings, it is provided with L shape baffle.
The grain machine structure of leading of the utility model is inclined grain-guiding plate or belt conveyor, the big-and-middle miscellaneous mesh belt sieve sieve
Carrying roller is housed below face and/or below the small miscellaneous mesh belt sieve compass screen surface, traditional cleaning screen needs to configure two kinds of sieve-type and locates respectively
Big miscellaneous and medium and small miscellaneous, the work tower for needing several floors high is managed, and air-suction point is more, needs to configure multiple pulse dust collectors, configuration
Cumbersome, hoisting depth is higher, and generally at 30 meters or more, grain dropping down from level to level, it is all inevitable for being crushed and degrading, and
And the energy consumption that equipment operation needs is higher, therefore overall cost is high.The cleaning screen screen ability of the utility model is strong, and can
Enough removals it is big it is miscellaneous can also remove medium and small miscellaneous, a cleaning screen can replace traditional multiple cleaning screens to combine, and not need higher
Work tower, reduce the height of grain hoisting, simplify configuration, not only saved energy consumption but also reduced costs, significantly improved
Class of food crop and quality.
Big miscellaneous sieve described in the utility model is that endless mesh belt sieves, and the compass screen surface angle of the big-and-middle miscellaneous mesh belt sieve is 0-4
Degree, the screen size of the big-and-middle miscellaneous mesh belt sieve, which is greater than, is sized 1.5 times of grain size or more, the small miscellaneous mesh belt sieve
Compass screen surface angle for the compass screen surface with composite layer of annular, the small miscellaneous mesh belt sieve is 0-5 degree, the small miscellaneous mesh belt sieve
Screen size is less than 0.8 times that is sized grain size hereinafter, realizing optimal screening parameter.
The big-and-middle miscellaneous mesh belt lower part of screen of the utility model is equipped with grain-guiding plate or belt conveyor, can gather screenings, lead
To one end, enter screenings and grain from small miscellaneous sieve one end, whole screen makes small miscellaneous to be able to more abundant, longer distance
Screening improves screen effect.
Delivery board is housed in the big-and-middle miscellaneous mesh belt sieve of the utility model, the delivery board is that one group of parallel water conservancy diversion is oblique
The grain that first layer compass screen surface sieves is concentrated the starting point for being sent to lower layer's compass screen surface, can effectively lengthen screen length, improved by plate
Screening quality, when using flow guiding inclined plate, the export direction positioned at the big-and-middle miscellaneous mesh belt sieve of lower layer is equipped with big miscellaneous output machine
Structure prevents stifled sieve.The case where according to screen difference straw, sometimes can also be using the discharging inclined plate to discharge to two sides, it can
To effectively prevent regrading process that stifled sieve occurs.
According to circumstances the utility model can sieve multiple work screen banks at one group small miscellaneous mesh belt, be arranged in up and down same
It in screen box, avoids mixing with the grain of lower layer to clear up screenings, wherein the institute from second small miscellaneous mesh belt sieve from bottom to top
The small miscellaneous mesh belt sieve stated equipped with inclined impurity removal slide plate, the impurity removal slide plate may is that mono- group of a. it is inclined parallel along mesh belt
Plate；Or b.2 a opposite tilt at V-shaped structure, along the inclined impurity removal slide plate of mesh belt if it is v-shaped structure, then bottom
With spiral impurities removal mechanism；It c. can also be clear convenient for screenings to mesh belt side or two sides inclination shape (at the structure of falling V-shaped)
It removes；When sieving the bigger material of contaminant tack, in order to update the working performance of sieve, the small miscellaneous mesh belt sieve and/or institute
The big-and-middle miscellaneous mesh belt sieve stated is equipped with cleaning roller or cleaning brush.
Due to the particle size differences of raw grain, traditional grain is only a kind of grain impurity-removing, such as cleaning jade except small miscellaneous machinery
The impurity of rice cutting and the impurity of cleaning rice harves object, it is necessary to use the equipment of different sieve pores respectively.In order not to same grain
The equipment that type shares the utility model is eaten, processing or storage unit spending, the small miscellaneous mesh belt screening of the utility model are reduced
Not She Zhiliao bulky grain grain mesh belt sieve, little particle grain mesh belt sieve, and flow guiding inclined plate bottom be equipped with hinged changed course plate, lead to
The direction for manually stirring changed course plate is crossed, selective water conservancy diversion is carried out, into the small miscellaneous mesh belt sieve of different size sieve pore, an equipment is complete
Small miscellaneous process is removed at plurality of cereals.
The compass screen surface of the mesh belt sieve of the utility model has diversified forms, can be by the two sides that wire makes with the double of annulus
Circumfili is assembled into horizontal axis, can also be sequentially arranged and be formed by metal sieve, or knits to be formed or punching press shape for wire
At, if the sieve hinged using one end can open compass screen surface when running to lower layer, so that screenings is smoothly discharged,
It avoids interior stifled, using various forms of compass screen surfaces, can be adapted for different types of raw grain screening and require.
Physics screen classification is the inevitable outcome of industry fining development, is the group for the small cell that society advances
Adult, the quality of classification process influence the development of society indirectly or directly.In many industries, such as coal mine, iron ore, salt
Chemical industry, food and condiment trades, pharmacy, papermaking, chemical fertilizer industry in mine and industry, and metallurgy, coal, rubber,
The classification processing of solid particle, powder in the industry such as petroleum, automobile, ceramics, glass.
Traditional vibrating screen is vibrated using reciprocating rotary type caused by oscillator exciting and is worked.The upper rotation weight of oscillator
Hammer makes compass screen surface generate plane whirling vibration, and lower rotation weight then makes compass screen surface generate conical surface rotary vibration, the effect of synergy
Fruit then makes compass screen surface generate again the vibration of rotation type.Its oscillation trajectory is projected as a circle in horizontal plane, and being projected as on the vertical plane
One ellipse.Adjust the exciting force of upper and lower rotation weight, thus it is possible to vary amplitude.And the space phase angle of upper and lower weight is adjusted,
It then can change the curve shape of compass screen surface motion profile and change the motion profile of material on compass screen surface.It is most for dry material screening
It can satisfy primary demand.For moisture height, there are an adhered materials, what vibration made material more consolidation when work is adhered to compass screen surface, makes
At material congestion or by forced-stopping machine.Since working principle limits, type energy consumption is relatively high.
In vibrating screen, linear vibrating screen is good compared with circular vibrating screen high production efficiency, grading effect.During the work time, vibrating screen
Dynamic property directly affect screening efficiency and service life.Vibrating screen is to make object using vibrating motor exciting as vibration source
Material is shaken and is tossed on sieve, while making the linear motion of great-jump-forward forward.It is single to move Impact direction, blocking can not be certainly
When clearly, especially suitable for adherence article, all advantages nearly all can not continuous production by huge energy consumption and easy blocking
Deadly defect obliterated.
The utility model is using the movement mechanism put down back, and while driving material to do circular motion, mesh belt is in linear motion
Material is driven to generate displacement, final material track is the corkscrew motion with sawtooth in floor projection, and vertical plane is reciprocal
It rolls.The classification in height is generated, sieve pore is less than due to being endowed the difference in size of kinetic energy in the material for making different-grain diameter
Material sift, with moving ahead for mesh belt, the material to advance in long-distance screw, final thorough cleaning divides
Grade.
During the utility model is implemented, the bulky grain mesh belt sieve or middle particle mesh belt sieve are located at the little particle net
When band sieve top, stock guide is housed between the big-and-middle particle mesh belt sieve and little particle mesh belt sieve, the discharging slide plate is
One group of inclined plate arranged in opposite directions, such multiple groups compass screen surface are arranged in parallel, can be collected by timely by the material of certain level-one compass screen surface and
Separation, a set of Ping Hui mechanism can be completed at the same time the screening of a variety of partial sizes.
The compass screen surface two sides parallel arrangement of the mesh belt sieve of the utility model has chain, is equipped between the chain by sieve group
At compass screen surface；Chain conveyer drive motion is stablized, and bearing capacity is strong, also, the little particle mesh belt sieves screen angle 0-5 degree,
The screen angle of the bulky grain mesh belt sieve or middle particle mesh belt sieve is 0-4 degree, is that material treatment effect is best.
The inverted L-shaped rib for the chain for having covering described on the little particle mesh belt sieve chain of the utility model, the chain
Being connected on striker plate or the chain of two sides between item and the screen box has the rib vertical with compass screen surface.It can
Effectively to guarantee that the material of screw will not influence chain operation, prevent material excessive.
The horizontal axis of the mesh belt compass screen surface of the utility model passes through the pin shaft of the chain or the substitution chain, connection
It is very firm, compass screen surface is constituted by hinged bicyclic silk between the horizontal axis, forms a kind of new compass screen surface structure, rotating property has
It significantly improves, service life promotes several times.Nut is housed in the horizontal axis end, is especially less than described in 4mm in diameter
Horizontal axis end be equipped with cast nut, the distance between bicyclic silk is conveniently adjusted, to complete the fine tuning of sieve mesh number.This is practical
Novel compass screen surface can also be using common reinforcing bar twisted flower compass screen surface, punching compass screen surface, hinged compass screen surface or braiding compass screen surface.
The bulky grain mesh belt of the utility model sieves or the compass screen surface of middle particle mesh belt sieve can be adopted as hinged flap structure,
For easily stifled material, screenings can be effectively prevented and repeat screen.
Detailed description of the invention:
Attached drawing 1 is the structural schematic diagram of this product.
Attached drawing 2 is the left view of attached drawing 1.
Attached drawing 3 is that (first except small miscellaneous, then except big-and-middle miscellaneous, grain passes through big the utility model screen box schematic diagram of internal structure
Zhong Za lower layer compass screen surface).
Screen box schematic diagram of internal structure that attached drawing 4 is the utility model with lappet compass screen surface is (first except big-and-middle miscellaneous, then except small
Miscellaneous, grain is not passed through lower layer's compass screen surface).
It is big-and-middle miscellaneous and then except small miscellaneous another screen box schematic diagram of internal structure (grain that attached drawing 5 is that the utility model first removes
It is not passed through lower layer's compass screen surface).
Attached drawing 6 is the left view of attached drawing 5.
Attached drawing 7 is the portion the A chain link schematic diagram of attached drawing 5.
Attached drawing 8 is the small miscellaneous skateboard schematic diagram (being 3 overlook direction of attached drawing) with spiral discharging mechanism.
Attached drawing 9 is the small miscellaneous mesh belt sieve structure schematic diagram of the bicyclic silk of the utility model.
Attached drawing 10 is the left view (mesh belt operation schematic diagram) of attached drawing 9.
Attached drawing 11 is the big-and-middle miscellaneous mesh belt sieve structure schematic diagram of the bicyclic silk of the utility model multi-turn.
Attached drawing 12 is the portion the B enlarged drawing of attached drawing 11.
Attached drawing 13 is the chain structure schematic diagram with L shape rib.
Attached drawing 14 is the mesh belt schematic diagram that vertical rib is had on chain.
Attached drawing 15 is a kind of structural schematic diagram (putting down back wheel with hading hole) of Ping Hui mechanism.
Attached drawing 16 is the anti-race material structural schematic diagram that screen box has striker plate.
Attached drawing 17 is the structural schematic diagram that flow guiding inclined plate is small miscellaneous sieve plate.
Specific embodiment:
Embodiment 1:
Grain screening puts down back sieve with mesh belt, and composition includes: screen frame (unit) 1, the screen frame (unit) by sunpender 2 or rocking bar or
Swing rod connects screen box, put down back with mesh belt equipped with one group of grain screening in the screen box sieve 3, Ping Hui mechanism 4 be mounted on described in
Grain screening is put down back between sieve with mesh belt, and it includes that big-and-middle coarse cereals food screening mesh belt is flat that the grain screening, which puts down back sieve with mesh belt,
It returns sieve 31 and small coarse cereals food screening and equals back sieve 32, the big-and-middle miscellaneous mesh belt sieve and small miscellaneous mesh belt sieve connection driving mechanism with mesh belt
41, the described small coarse cereals food screening other than bottom with mesh belt put down back the upper and lower compass screen surface of sieve between inclined impurity removal slide plate 5 is housed.
Embodiment 2:
Grain screening described in embodiment 1 puts down back sieve with mesh belt, and the big-and-middle miscellaneous mesh belt sieve is located on small miscellaneous mesh belt sieve
Fang Shi is equipped with grain-guiding plate 6 between the big-and-middle miscellaneous mesh belt sieve and small miscellaneous mesh belt sieve, and the impurity removal slide plate is one group of opposite cloth
The inclined plate set, tilt angle are 3-10 degree, and the concave bottom that the inclined plate is formed is equipped with small miscellaneous discharging mechanism 7, are located at bottom
The impurity removal slide plate of the described small miscellaneous mesh belt sieve be collecting board 8.
Embodiment 3:
Grain screening described in embodiment 1 or 2 puts down back sieve with mesh belt, and the compass screen surface two sides parallel arrangement of the mesh belt sieve has
Chain 9, equipped with the compass screen surface 10 being made of sieve between the chain；The small miscellaneous mesh belt sieve and big-and-middle miscellaneous mesh belt screening are other
Driving mechanism with mesh belt movement, the small miscellaneous mesh belt sieve screen angle 0-5 degree, the compass screen surface of the big-and-middle miscellaneous mesh belt sieve
Inclination angle is 0-4 degree, the inverted L-shaped rib 11 for the chain for having covering described on the small miscellaneous mesh belt sieve chain, the chain
Being connected on striker plate 12 or the chain of two sides between the screen box has the rib 13 vertical with compass screen surface.
Embodiment 4:
Grain screening described in embodiment 1 or 2 or 3 puts down back sieve with mesh belt, and the horizontal axis 14 of the compass screen surface passes through described
The pin shaft of chain or the substitution chain constitutes compass screen surface, the cross by hinged bicyclic silk 15 between the horizontal axis
Shaft end portion is equipped with nut 16, and cast nut 17 especially is housed in the horizontal axis end of the diameter less than 4mm.
Embodiment 5:
Grain screening described in embodiment 1 or 2 or 3 puts down back sieve with mesh belt, and the compass screen surface is for punching compass screen surface or hingedly
Compass screen surface or braiding compass screen surface.
Embodiment 6:
Grain screening described in embodiment 1 or 2 or 3 or 4 or 5 puts down back sieve with mesh belt, and the big-and-middle coarse cereals food screening is used
Mesh belt is put down back equipped with flow guiding inclined plate 18 in sieve or more compass screen surface, and the flow guiding inclined plate is high-end to be located at grain-entering mouth side.
Embodiment 7:
Grain screening described in embodiment 1 or 2 or 3 or 4 or 5 puts down back sieve with mesh belt, and the big-and-middle miscellaneous mesh belt sieve is up and down
There is grain export plate 19 between layer compass screen surface or the big-and-middle miscellaneous mesh belt compass screen surface is hinged flap structure 20, prevent from sieving lower grain
Food repeats screen.
Embodiment 8:
Grain screening described in embodiment 1 or 2 or 3 or 4 or 5 or 6 or 7 puts down back sieve, the small miscellaneous discharging machine with mesh belt
Structure is spiral discharging mechanism 71, and the small miscellaneous mesh belt sieve screen number is screening 60-80% of the object by number, and described is big
The screen number of miscellaneous mesh belt sieve is 2-15 times for sieving object and passing through number；The flow guiding inclined plate is small miscellaneous sieve plate 21, described
There is small miscellaneous discharging mechanism 22 below flow guiding inclined plate.
Embodiment 9:
The method that sieve carries out grain impurity-removing is equalled back with mesh belt using grain screening described in one of embodiment 1-8, starts net
The driving mechanism 41 and screen box made with riddler are flat to backhaul dynamic Ping Hui mechanism 4, is formed to put down and backhauls answering for dynamic and mesh belt straight trip movement
Resultant motion mode puts into the material of the mixture including grain after threshing in small miscellaneous cleaning screen, straight by mesh belt
Peace of jolting during row backhauls dynamic rolling, sieves lower dust dust stalk fines etc small miscellaneous material and imports collecting bin；
Bulky grain including grain tails over material, enters big-and-middle miscellaneous mesh belt through stock guide 23 and sieves, described tails over
Peace of jolting during material is kept straight in big-and-middle miscellaneous mesh belt sieve by mesh belt backhauls dynamic rolling, sieves lower grain and gathers up
Come；
The bulky grain sundries tailed over imports collector, completes the cleaning removal of impurities work of the cuttings such as preliminary grain.
Embodiment 10:
A method of sieve being put down back with mesh belt using grain screening described in one of embodiment 1-8 and carries out grain impurity-removing, is opened
The driving mechanism 41 and screen box that dynamic mesh belt riddler makees are flat to backhaul dynamic Ping Hui mechanism 4, is formed to put down and backhauls the straight trip movement of dynamic and mesh belt
Compound motion mode, will after threshing include that grain is put into big-and-middle miscellaneous mesh belt sieve in the material of interior mixture, pass through net
Dynamic rolling is backhauled with the peace of jolting during straight trip, the bulky grain sundries tailed over imports collecting bin, grain under sieving and small
Miscellaneous to enter in small miscellaneous cleaning screen, the peace of jolting during being kept straight on by mesh belt backhauls dynamic rolling, sieves lower dust dust straw
The small miscellaneous material of stalk fines etc imports collecting bin, and grain enters silo as sieve residue.
Claims (8)
1. a kind of grain screening puts down back sieve with mesh belt, composition includes: screen frame (unit), the screen frame (unit) by sunpender or rocking bar or
Swing rod connects screen box, it is characterized in that: being equipped with one group of mesh belt compass screen surface in the screen box, Ping Hui mechanism is mounted on the mesh belt sieve
Between face, the mesh belt compass screen surface includes that big-and-middle coarse cereals food screening grain screening mesh belt put down back sieve and small coarse cereals food sieves use
Grain screening puts down back sieve with mesh belt, and the big-and-middle miscellaneous mesh belt sieve and small miscellaneous mesh belt sieve are separately connected driving mechanism, are located at bottom
The small miscellaneous mesh belt in addition is equipped with inclined impurity removal slide plate between sieving compass screen surface up and down.
2. grain screening according to claim 1 puts down back sieve with mesh belt, it is characterized in that: the big-and-middle miscellaneous mesh belt sieve is located at
When small miscellaneous mesh belt sieve top, grain-guiding plate, the impurity removal slide plate are housed between the big-and-middle miscellaneous mesh belt sieve and small miscellaneous mesh belt sieve
The inclined plate arranged in opposite directions for one group, tilt angle are 3-10 degree, and the concave bottom that the inclined plate is formed is equipped with small miscellaneous discharging machine
Structure, the impurity removal slide plate positioned at the small miscellaneous mesh belt sieve of bottom is collecting board.
3. grain screening according to claim 1 or 2 puts down back sieve with mesh belt, it is characterized in that: the compass screen surface that the mesh belt sieves
Two sides parallel arrangement has chain, and the compass screen surface being made of sieve is housed between the chain；The small miscellaneous mesh belt sieve compass screen surface inclines
The screen angle of angle 0-5 degree, the big-and-middle miscellaneous mesh belt sieve is 0-4 degree, has covering institute on the small miscellaneous mesh belt sieve chain
The inverted L-shaped rib for the chain stated is connected with the chain of striker plate or two sides between the chain and the screen box
There is the rib vertical with compass screen surface on item.
4. grain screening according to claim 1 or 2 puts down back sieve with mesh belt, it is characterized in that: the horizontal axis of the compass screen surface is worn
The pin shaft of chain described in chain or substitution is crossed, passes through hinged bicyclic silk composition compass screen surface, the cross between the horizontal axis
Shaft end portion is equipped with nut, and cast nut especially is housed in the horizontal axis end of the diameter less than 4mm.
5. grain screening according to claim 1 or 2 puts down back sieve with mesh belt, it is characterized in that: the compass screen surface is stamped sieve
Face or hinged compass screen surface or braiding compass screen surface, bicyclic silk are punching bicyclic, and the small miscellaneous discharging mechanism is spiral discharging machine
Structure.
6. grain screening according to claim 1 or 2 puts down back sieve with mesh belt, it is characterized in that: the big-and-middle coarse cereals eat sieve
Divide and is put down back in sieve or more compass screen surface with grain screening mesh belt equipped with flow guiding inclined plate.
7. grain screening according to claim 1 or 2 puts down back sieve with mesh belt, it is characterized in that: the big-and-middle miscellaneous mesh belt sieve
There is grain export plate between upper and lower level compass screen surface or the big-and-middle miscellaneous mesh belt compass screen surface is hinged flap structure, prevent from sieving lower grain
Food repeats screen.
8. grain screening according to claim 1 or 2 puts down back sieve with mesh belt, it is characterized in that: the small miscellaneous discharging mechanism
For spiral discharging mechanism, the small miscellaneous mesh belt sieve screen number is screening 60-80% of the object by number, and described is big-and-middle miscellaneous
The screen number of mesh belt sieve is 2-15 times for sieving object and passing through number；Flow guiding inclined plate is small miscellaneous sieve plate, under the flow guiding inclined plate
Side has small miscellaneous discharging mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821793318.XU CN209715703U (en) | 2018-11-01 | 2018-11-01 | Grain screening puts down back sieve with mesh belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821793318.XU CN209715703U (en) | 2018-11-01 | 2018-11-01 | Grain screening puts down back sieve with mesh belt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209715703U true CN209715703U (en) | 2019-12-03 |
Family
ID=68672476
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821793318.XU Expired - Fee Related CN209715703U (en) | 2018-11-01 | 2018-11-01 | Grain screening puts down back sieve with mesh belt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209715703U (en) |
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2018
- 2018-11-01 CN CN201821793318.XU patent/CN209715703U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200304 Address after: 150000 room 602, unit 3, Jinjiang green home, No.2 Hesong street, Daoli District, Harbin City, Heilongjiang Province Patentee after: Liu Xu Address before: 150000 No. 26, East Lake street, Yingbin Road, Harbin Development Zone, Heilongjiang, China Patentee before: Liu Quanyi |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191203 Termination date: 20201101 |