CN108212770A - First clear small miscellaneous guipure equals back sieve and its grain impurity-removing method - Google Patents

First clear small miscellaneous guipure equals back sieve and its grain impurity-removing method Download PDF

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Publication number
CN108212770A
CN108212770A CN201810313212.3A CN201810313212A CN108212770A CN 108212770 A CN108212770 A CN 108212770A CN 201810313212 A CN201810313212 A CN 201810313212A CN 108212770 A CN108212770 A CN 108212770A
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CN
China
Prior art keywords
sieve
guipure
miscellaneous
miscellaneous guipure
big
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Pending
Application number
CN201810313212.3A
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Chinese (zh)
Inventor
刘全义
刘旭
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Individual
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Individual
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Publication date
Application filed by Individual filed Critical Individual
Publication of CN108212770A publication Critical patent/CN108212770A/en
Priority to PCT/CN2018/113569 priority Critical patent/WO2019091331A1/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • B07B1/36—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro in more than one direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/10—Screens in the form of endless moving bands
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
    • B07B1/4663—Multi-layer screening surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/50—Cleaning
    • B07B1/52—Cleaning with brushes or scrapers
    • B07B1/522—Cleaning with brushes or scrapers with brushes
    • B07B1/524—Cleaning with brushes or scrapers with brushes the brushes being rotating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/50—Cleaning
    • B07B1/54—Cleaning with beating devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B2201/00—Details applicable to machines for screening using sieves or gratings
    • B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens

Landscapes

  • Combined Means For Separation Of Solids (AREA)

Abstract

First clear small miscellaneous guipure equals back sieve and its grain impurity-removing method.It is mainly guipure sieve and rotary screen to be traditionally used for the big miscellaneous equipment of processing, and yield is generally in 10 50 t/h, the medium and small miscellaneous sieve of more than treating capacity 50t/h advanced large scale equipment at last.Processing capacity then energy consumption bigger is increased, also needs to the connecting accessories such as dephlegmator between equipment, cost then higher.The present invention includes screen frame (unit)（1）, pass through rocking bar in screen frame (unit)（9）, swing rod or the screen box described in wire rope hanging（2）, equipped with small miscellaneous guipure sieve in screen box（4）It is sieved with big-and-middle miscellaneous guipure（3）, screen box connection Ping Hui mechanisms（5）, the both sides that big-and-middle miscellaneous guipure sieve and/or small miscellaneous guipure sieve pass through sealing structure（6）With side plate（22）Connection, big miscellaneous guipure sieve and small miscellaneous guipure sieve are all connected with driving mechanism（8）, the compass screen surface lower section of small miscellaneous guipure sieve has inclined impurity removal slide plate（17）, the bottom of the impurity removal slide plate is equipped with discharging mechanism.The present invention is used as treating capacity per hour and clears up impurity removing equipment up to 100 500 tons for removing large, medium and small miscellaneous ultra-large type grain.

Description

First clear small miscellaneous guipure equals back sieve and its grain impurity-removing method
Technical field：
The present invention relates to a kind of grain impurity-removing cleaning equipment of large size, particularly a kind for the treatment of capacity per hour is up to 100-500 tons For removing large, medium and small miscellaneous ultra-large type grain cleaning impurity removing equipment.
Background technology：
Large, medium and small miscellaneous large-scale grain cleaning equipment can not removed simultaneously currently on the market, it is big miscellaneous to be traditionally used for processing Equipment is mainly guipure sieve and rotary screen, and guipure sieve yield is generally 100-500t/h, and rotary screen is 50-150 t/h, in processing Small miscellaneous equipment is mainly vibrating screen and roto-siofter, and yield is generally in 10-50 t/h, the medium and small miscellaneous sieve of more than treating capacity 50t/h Advanced large scale equipment at last.If clearing up 200 tons of raw grains per hour, the roller receiving sieve of 2 100t/h is needed to configure Processing is big miscellaneous and the roto-siofters processing of 4 advanced 50t/h is medium and small miscellaneous, and cost reaches 800,000 or so, while the work of four layers of needs To make tower, be highly equivalent to 4 floors height, cost more wants more than 1,000,000, and screen equipment adds mounting cost etc. plus work tower, Comprehensive cost is more than 2,000,000, and elevator correlative charges is not included in also by above-mentioned cost.And the energy consumption that equipment operation needs It 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 handle 200 tons Raw grain energy consumption needs more than 23kW, the energy consumption higher if plus elevator.It is needed more if 200 tons or more of raw grain is handled per hour Cumbersome configuration and higher energy consumption, also need to the connecting accessories such as dephlegmator between equipment, cost then higher.Grain harvest is returned After, due to that cannot put in storage in time, worm eats, mouse holds in the month, bird holds in the mouth, mouldy, loses at the beginning of more than the 10% of harvest grain, solution grain Process velocity 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 grain 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 more 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 as to which the small particles such as grain cutting and big impurity be detached.
Since the screening process of guipure sieve belongs to free-falling property, lower floor is also very easy to block in regrading. Traditionally, guipure 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 carrying out is not used it 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 that can produce.Traditional cleaning screen compass screen surface is relatively fixed, and only with screen box Do it is flat backhaul dynamic, the small miscellaneous or broken raw grain in part, which passes through in work, to be easy to be stuck in sieve pore, and compass screen surface is caused to block, 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.
Invention content：
The object of the present invention is to provide a kind of processing capacity is strong, treating capacity is big, high-quality, equipment factory building builds that height is small, builds The method that expense is low, can effectively carry out the impurity removing equipment of sundries separation and carry out grain impurity-removing.
The object of the present invention is achieved like this：
A kind of clear small miscellaneous guipure of elder generation puts down back sieve, and composition includes：Screen frame (unit), the screen frame (unit) connect screen box, are filled in the screen box There are one group small miscellaneous guipure sieve and big-and-middle miscellaneous guipure sieve, the small miscellaneous guipure, which sieves, and big-and-middle miscellaneous guipure sieve is intermediate is equipped with the machine of putting down back Structure, the compass screen surface lower section of the small miscellaneous guipure sieve have the impurity removal slide plate of inclined surface, and the bottom of the impurity removal slide plate is equipped with out Expect mechanism.
The first clear small miscellaneous guipure puts down back sieve, and the both sides that the big-and-middle miscellaneous guipure sieve and/or small miscellaneous guipure sieve pass through Sealing structure is connect with side plate, and the sealing structure includes one group of support roller or support plate being connect with the side plate, The big miscellaneous guipure sieve and/or the edge of small miscellaneous guipure sieve are ridden in the support roller or the support plate, described Support roller to be single or multiple rows of.
The first clear small miscellaneous guipure puts down back sieve, and the both sides that the big-and-middle miscellaneous guipure sieve and/or small miscellaneous guipure sieve pass through Sealing structure is connect with side plate, and the sealing structure includes the ontology being connect with the side plate, has on the ontology The slot at the edge of the clamping big miscellaneous guipure sieve edge and/or small miscellaneous guipure sieve, the ontology use entirety or split Structure.
The first clear small miscellaneous guipure puts down back sieve, and the both sides that the big-and-middle miscellaneous guipure sieve and/or small miscellaneous guipure sieve pass through Sealing structure is connect with side plate, and the sealing structure includes the ontology being connect with the side plate, and the ontology has resistance to The edge of flour milling, the big miscellaneous guipure sieve and/or small miscellaneous guipure sieve is clamped between the ontology and niproll.
The first clear small miscellaneous guipure puts down back sieve, and the both sides that the big-and-middle miscellaneous guipure sieve and/or small miscellaneous guipure sieve pass through Sealing structure is connect with side plate, and the sealing structure includes the ontology being connect with the side plate, and the ontology has resistance to The edge of flour milling, the big miscellaneous guipure sieve and/or small miscellaneous guipure sieve is clamped between the ontology and elastic pressure parts.
The first clear small miscellaneous guipure puts down back sieve, and flow guiding inclined plate, the water conservancy diversion are housed in the big-and-middle miscellaneous guipure sieve Inclined plate moves towards to tilt along guipure, and high-end grain-entering mouth side or the flow guiding inclined plate of being located at is tilted to both sides, low side position In the lateral plate side of the babinet；Band below the small miscellaneous guipure sieve and/or the compass screen surface of the big-and-middle miscellaneous guipure sieve There is carrying roller, the flow guiding inclined plate is small miscellaneous sieve plate, has small miscellaneous discharging mechanism below the water conservancy diversion sieve plate.
The first clear small miscellaneous guipure puts down back sieve, and the impurity removal slide plate sieves middle part to guipure and tilts, and the impurity removal is slided Plate bottom has spiral trash discharging apparatus；Or the impurity removal slide plate is tilted to the side box plate of the screen box, the impurity removal Slide plate connects impurity removal channel, and the small miscellaneous guipure sieve is one group, and the small miscellaneous guipure sieve is described equipped with entrance distributor Small miscellaneous guipure sieve the feed arrangement that big-and-middle miscellaneous guipure sieves connected by deflector chute, the impurity removal slide plate is one group of opposite cloth The inclined plate put, angle of inclination are 4-15 degree, and the inclined plate forms concave surface, every layer small miscellaneous sieve, institute corresponding with 1-3 grain-entering mouth The big-and-middle miscellaneous guipure sieve stated is sieved for endless mesh belt, and the compass screen surface angle of the big miscellaneous sieve is 0-4 degree, the big-and-middle miscellaneous guipure sieve Sieve pore be more than 1.5 times or more of grain size.
The first clear small miscellaneous guipure puts down back sieve, and the small miscellaneous guipure sieve is sieved for endless mesh belt, the small miscellaneous guipure Sieve includes compound compass screen surface, and the compass screen surface angle of the small miscellaneous guipure sieve is 0-5 degree, and the small miscellaneous guipure sieve sieve pore width is small In being sized 0.8 times of grain bond length.
The first clear small miscellaneous guipure puts down back sieve, and endless belt conveyer is sleeved on the roller at both ends, described in side The working face of the roller connection driving mechanism, the roller and the carrying roller has kiss-coating, the small miscellaneous guipure Sieve and/or the big miscellaneous guipure sieve are equipped with cleaning roller or cleaning brush.
A kind of method for putting down back sieve progress grain impurity-removing using the first clear small miscellaneous guipure, starts guipure sieve peace and returns Mechanism, grain are dropped into first on small miscellaneous guipure sieve, in the screw of the circular motion synthesis of the straight trip and swing mechanism of guipure Screen is carried out under track, the both sides of the compass screen surface of small miscellaneous guipure sieve are ridden in sealing structure respectively, and sealing structure is connected with side plate, has Effect blocking includes grain and big miscellaneous residue on sieve is fallen, the small heteromeric collection discharge under sieving；Grain and big miscellaneous mixture are as sieve Excess moves ahead fall after enter big miscellaneous guipure through guide plate and sieve, in the spiral shell of the circular motion synthesis of the straight trip and swing mechanism of guipure Screen is carried out under rotation movement locus, the both sides of the compass screen surface of the big miscellaneous guipure sieve also ride over the sealing structure of its both sides respectively On, the sealing structure of big miscellaneous guipure sieve both sides is also connected with side plate, effectively stops that residue on sieve is miscellaneous greatly and falls, grain is as screenings Collect and put in storage, the big miscellaneous forward discharge of residue on sieve.
Advantageous effect：
1. it is conventional first except it is big it is miscellaneous during, often have a large amount of small miscellaneous accompanying kinds, a large amount of small miscellaneous energy wastes wherein Bigger, the present invention first put down back sieve and be more suitable for that small miscellaneous comparison is more, miscellaneous fewer types of food greatly by clear small miscellaneous guipure, especially fits Grain processing before unification time storage post-processing.The guipure sieve yield of the present invention is high, similary floor space, individual layer height processing water For rice separate unit yield up to 100-300 tons per hour, similary floor space, processing capacity improves several times.It and can be with the spy of client Different demand customizes 2000 tons of super-huge sieve.In addition, the compass screen surface of the present invention moves along a straight line, screen box, which put down, backhauls dynamic, shape Into the pattern of compound motion, this compound motion makes compass screen surface have from cleaning function, and when compass screen surface is moved at roller, compass screen surface is bent When, tamper in sieve pore will it is flat backhaul it is dynamic it is lower power is borrowed to pop up or loosen, when compass screen surface is moved to downward, the substance on compass screen surface It can fall due to gravity peace returns effect, so as to achieve the effect that sieve cover cleaning, manual labor can be greatlyd save.
The present invention uses tablet compass screen surface, it may be convenient to be curved around roller.Contained in being moved ahead due to compass screen surface it is flat backhaul it is dynamic, Plane compass screen surface does not stop that residue on sieve, which easily tumbles, to be mixed in itself.There is residue on sieve and tumble to be formed in compass screen surface both sides in order to prevent With mixing for screenings, present invention fixing seal structure on side plate, sealing structure of the invention includes one group and the side Either the supporting objects such as support plate or supporting rack, the big miscellaneous guipure sieve and/or small miscellaneous guipure sieve the support roller of plate connection Edge ride in supporting object, big miscellaneous guipure sieve and/or small miscellaneous guipure sieve by supporter sealing and be supported on driving electricity Move ahead under the driving of machine, the support roller can be it is single can also be multiple rows of.
The sealing structure of another encapsulation scheme of the present invention includes the ontology being connect with the side plate, the ontology The slot at the edge of the upper big miscellaneous guipure sieve edge described with clamping and/or small miscellaneous guipure sieve, big miscellaneous guipure sieve edge and/or small The edge of miscellaneous guipure sieve is in slot, along slot forward slip.As needed, the ontology may be used entirety and can also use Separate structure.Residue on sieve and screenings are isolated by sealing device.
The sealing structure of another encapsulation scheme of the present invention includes the bracket being connect with the side plate, and described is big miscellaneous Guipure sieves and/or the edge of small miscellaneous guipure sieve has the elastic adjustment part contacted with the side plate or the bracket.It is logical Cross the validity that elastic sealing element ensures sealing.Residue on sieve and screenings are isolated by sealing device.
The ontology that the sealing structure of another encapsulation scheme of the present invention is connect with the side plate, the big miscellaneous guipure The edge of sieve and/or small miscellaneous guipure sieve is clamped between the ontology and elastic pressure parts；Compass screen surface is ensured by flexible deformation Position, excellent sealing.Residue on sieve and screenings are isolated by sealing device.
The sealing structure of another encapsulation scheme of the present invention includes the ontology being connect with the side plate, and described is big miscellaneous Guipure sieves and/or the edge of small miscellaneous guipure sieve is extend between the ontology and bracket or carrying roller.Substantially it does not rub.It is logical Cross sealing device isolation residue on sieve and screenings.
Carrying roller is housed below the big-and-middle miscellaneous guipure sieve compass screen surface of the present invention and/or below the small miscellaneous guipure sieve compass screen surface, this Equipped with carrying roller below the compass screen surface of invention, prevent compass screen surface from sinking to deforming.Traditional cleaning screen needs to configure two kinds of sieve-type and handles respectively greatly It is miscellaneous and medium and small miscellaneous, the work tower for needing several floors high, and air-suction point is more, needs to configure multiple pulse dust collectors, and configuration is cumbersome, Hoisting depth is higher, and generally at 30 meters or more, grain dropping down from level to level, it is all inevitable, and set to crush and degrade It is higher therefore comprehensive of high cost that received shipment turns the energy consumption needed.The cleaning screen screen ability of the present invention is strong, and can either remove big Miscellaneous also to remove medium and small miscellaneous, cleaning screen can replace traditional multiple cleaning screens to combine, and do not need to higher work tower, Reduce the height of grain hoisting, simplify configuration, not only saved energy consumption but also reduce cost, significantly improve Class of food crop and Quality.
Big miscellaneous sieve of the present invention is sieved for endless mesh belt, and the compass screen surface angle of the big-and-middle miscellaneous guipure sieve is 0-4 degree, institute The screen size of big-and-middle miscellaneous guipure sieve stated, which is more than, is sized 1.5 times of grain size or more, and the small miscellaneous guipure sieve is ring The compass screen surface with composite bed of shape, the compass screen surface angle of the small miscellaneous guipure sieve is 0-5 degree, the sieve pore of the small miscellaneous guipure sieve Size, which is less than, is sized 0.8 times of grain size hereinafter, the radius of gyration of the Ping Hui mechanisms is 4-11mm, and gyrofrequency is 300-450 revs/min.Realize best screening parameter.
The big-and-middle miscellaneous guipure sieve of the present invention and the both ends of small miscellaneous guipure sieve are respectively fitted on the roller described in both ends, side institute The roller connection the stated driving mechanism, around both sides, roller operation of going in ring forms V belt translation knot under the drive of driving mechanism The working face of structure, the roller and the carrying roller has kiss-coating, can dramatically increase frictional force, and sieve positioning is effectively ensured, Enhancing revolution prevents from influencing revolution and forward working efficiency because sliding to the vibrosieve effect of grain.The roller tool There is blocking side, can effectively overcome deviation and the drift phenomenon of conveyer belt, improve the service life of guipure sieve.
Equipped with delivery board in the big-and-middle miscellaneous guipure sieve of the present invention, the delivery board is one group of parallel flow guiding inclined plate, will The grain concentration that first layer compass screen surface sieves is sent to the initiating terminal of lower floor's compass screen surface, can effectively lengthen screen length, improves screening Quality, during using flow guiding inclined plate, the export direction positioned at the big-and-middle miscellaneous guipure sieve of lower floor is equipped with big miscellaneous output mechanism, prevents Only block up sieve.According to the situation of screen difference straw, the discharging inclined plate to discharge to both sides can also be used sometimes, it can be effective Prevent regrading process from stifled sieve occurs.
According to circumstances the present invention can sieve multiple work screen banks into one group small miscellaneous guipure, be arranged in same screen box up and down In, the grain with lower floor is avoided to mix in order to clear up screenings, wherein described from second small miscellaneous guipure sieve from bottom to top Equipped with inclined impurity removal slide plate, the impurity removal slide plate can be small miscellaneous guipure sieve：A. one group along the inclined parallel-plate of guipure；Or Person b.2 a opposite tilt into V-shaped structure, along the inclined impurity removal slide plate of guipure if v-shaped structure, then bottom has spiral shell Revolve impurities removal mechanism；C. shape can also be tilted to guipure side or both sides（Into the structure of falling V-shaped）, removed convenient for screenings；Screening During the bigger material of contaminant tack, in order to update the working performance of sieve, the small miscellaneous guipure sieve and/or described big-and-middle Miscellaneous guipure sieve is equipped with cleaning roller or cleaning brush.
The small miscellaneous guipure sieve of the present invention includes compound compass screen surface, rigid backbone compass screen surface and close hole sizer including spiral wire The sieve cover for small impurities that face or macromolecule item are strengthened ensures that compass screen surface has preferable rigidity and curved under closeer etat crible Performance.
, due to the particle size differences of raw grain, traditional grain is only a kind of grain impurity-removing except small miscellaneous machinery, such as cleaning is beautiful The impurity of rice cutting and the impurity of cleaning rice harves object, it is necessary to respectively using the equipment of different sieve pores.In order not to same grain The equipment that food type shares the present invention, reduces processing or storage unit spending, and small miscellaneous guipure sieve of the invention is respectively provided with Bulky grain grain guipure sieve, little particle grain guipure sieve, equipped with hinged changed course plate, by manually stirring the direction of changed course plate, Selective water conservancy diversion is carried out, into the small miscellaneous guipure sieve of different size sieve pore, what an equipment completed plurality of cereals removes small miscellaneous process.
The compass screen surface of the guipure sieve of the present invention has diversified forms, can be sequentially arranged and be formed or for wire by metal sieve Woollen yarn knitting is formed or is stamped and formed out, if using the hinged sieve in one end, when lower floor is run to, can open compass screen surface, So that screenings is smoothly discharged, avoid interior stifled, using various forms of compass screen surfaces, can be adapted for different types of raw grain screening will It asks.
The present invention is to include the screening plant of big miscellaneous guipure sieve and small miscellaneous guipure sieve, and screening movement is screw.In order to The sundries screened out in screw and grain is avoided to mix, the both sides of the compass screen surface of big miscellaneous guipure sieve and small miscellaneous guipure sieve It rides in the sealing structure of its both sides respectively, sealing structure is connected with side plate, effectively stops that residue on sieve is fallen and mixes.
Description of the drawings：
Attached drawing 1 is the structure diagram of this product.
Attached drawing 2 is the left view of attached drawing 1.
Attached drawing 3 is the structure diagram of this product screen box（Parallel delivery board is housed in big-and-middle miscellaneous guipure sieve）.
Attached drawing 4 is the structure diagram of this product screen box（The delivery board of falling V-shaped is housed in big-and-middle miscellaneous guipure sieve）.
Attached drawing 5 is the left view of attached drawing 4（The delivery board of falling V-shaped is housed in big-and-middle miscellaneous guipure sieve）.
Attached drawing 6 is the z node structure enlarged drawings of attached drawing 5.
Attached drawing 7 is the structure diagram of this product screen box（The delivery board of falling V-shaped is housed in big-and-middle miscellaneous guipure sieve）.
Attached drawing 8 is the left view of attached drawing 7.
Attached drawing 9 is the structure diagram of this product screen box（2 small miscellaneous sieve has the impurity removal of falling v-shaped slide plate in small miscellaneous sieve, enters Mouth has changed course plate 13, and the entrance of small miscellaneous sieve has entrance distributor 19）.
Attached drawing 10 is the mounting structure schematic diagram for the sealing structure that sieve has elastic end.
Attached drawing 11 is the vertical view that impurity removal slide plate is the structure of falling V-shaped, and centre is the spiral 18 of impurity removal.
Attached drawing 12 is the big miscellaneous guipure sieve structure schematic diagram with sealing structure.
Attached drawing 13 is the small miscellaneous guipure sieve structure schematic diagram of compound compass screen surface（Remove driving mechanism.Power input shaft 21, middle part Circle is the structure diagram without the close stratum reticulare of small miscellaneous guipure sieve）.
Attached drawing 14 is the compass screen surface detailed structure schematic diagram of big-and-middle miscellaneous guipure sieve（Without shaft coupling and driving device）.
Attached drawing 15 is the small miscellaneous guipure sieve compass screen surface structure diagram with 26 structure of punching（It is filled without shaft coupling and driving It puts）.
Attached drawing 16 is the big miscellaneous guipure sieve compass screen surface structure diagram with punch structure（Without shaft coupling and driving device）.
Attached drawing 17 is the structure diagram of Ping Hui mechanisms（Eccentric wheel 22）.
Attached drawing 18 is the mounting structure schematic diagram of the sealing structure of trough of belt, and sealing structure main body is whole.
Attached drawing 19 is the mounting structure schematic diagram of the sealing structure of trough of belt, and sealing structure main body is split.
Attached drawing 20 is the mounting structure schematic diagram of the sealing structure of belt bracket.
Attached drawing 21 is the mounting structure schematic diagram of the sealing structure of belt bracket.
Attached drawing 22 is the mounting structure schematic diagram of the sealing structure of double bracket roller.
Attached drawing 23 is the mounting structure schematic diagram for the sealing structure for including shirt rim and upper guard-plate.
Attached drawing 24 is lower part for carrying roller, the mounting structure schematic diagram of the sealing structure of upper guard-plate.
Attached drawing 25 is the A-A sectional views of attached drawing 24.
Attached drawing 26 is the mounting structure schematic diagram for the sealing structure that lower part is carrying roller, top is elastic sealing element.
Attached drawing 27 is the mounting structure schematic diagram for the sealing structure that lower part is bracket.
Specific embodiment：
Embodiment 1：
First clear small miscellaneous guipure puts down back sieve, and composition includes：Screen frame (unit) 1, by sunpender, either rocking bar or swing rod connect the screen frame (unit) Screen box is connect, is sieved in the screen box equipped with one group small miscellaneous guipure sieve 3 and big-and-middle miscellaneous guipure sieve 4, the small miscellaneous guipure and big-and-middle Miscellaneous guipure sieve is intermediate equipped with Ping Hui mechanisms 5, and the compass screen surface lower section of the small miscellaneous guipure sieve has the impurity removal slide plate of inclined surface, described Small miscellaneous guipure sieve feed arrangement equipped with entrance distributor, the entrance distributor has distributing trough, point Slot allocation bottom end has one group of grain-entering mouth, and every layer small miscellaneous sieve is corresponding with the 1-3 grain-entering mouths, the small miscellaneous guipure sieve Compass screen surface is mutually passed through with hard silk cleaning roller, and the side of the small miscellaneous guipure sieve is equipped with air draught dust collection equipment.
Embodiment 2
First clear small miscellaneous guipure puts down back sieve, and composition includes：Screen frame (unit) 1 passes through rocking bar 9, swing rod or steel wire rope in the screen frame (unit) The screen box 2 is hung, small miscellaneous guipure sieve 4 and big-and-middle miscellaneous guipure sieve 3 are housed, the screen box is connected and put down back in the screen box Mechanism 5, by putting down back power source of the motion to screen box offer progress circular motion in screen box, in order to ensure that residue on sieve will not It is flat backhaul it is dynamic in fall in both sides, the both sides of the big-and-middle miscellaneous guipure sieve and/or small miscellaneous guipure sieve by sealing structure 6 with Side plate 22 connects, and the big miscellaneous guipure sieve and small miscellaneous guipure sieve are all connected with driving mechanism 8, the sieve of the small miscellaneous guipure sieve There is inclined impurity removal slide plate 17, the bottom of the impurity removal slide plate is equipped with discharging mechanism below face.Carry out it is flat backhaul it is dynamic Meanwhile carry out guipure screen.
Embodiment 3：
First clear small miscellaneous guipure described in embodiment 2 puts down back sieve, and the both sides that the big-and-middle miscellaneous guipure sieve and/or small miscellaneous guipure sieve lead to It crosses sealing structure to connect with side plate, the sealing structure 6 includes one group of support roller 61 connecting with the side plate or branch Fagging 61, the support roller can be the carrying roller that end carrying roller can also be full duration, of different size according to guipure, described The edge of big miscellaneous guipure sieve and small miscellaneous guipure sieve can ride over the corresponding support roller or the support plate On, single support roller or support plate are horizontally disposed with, different with screening thickness according to grain proportion, and the spacing of support roller needs It is determined according to calculating, the support roller can be single, set a row and flat idler vertical direction on side wall when necessary Second row carrying roller --- side wall abrasion-proof carrying roller.
Embodiment 4：
First clear small miscellaneous guipure described in embodiment 2 puts down back sieve, and the both sides that the big-and-middle miscellaneous guipure sieve and/or small miscellaneous guipure sieve lead to It crosses sealing structure to connect with side plate, the sealing structure 6 includes the ontology 62 that connect with the side plate, on the ontology The slot 63 at the edge with the clamping big miscellaneous guipure sieve edge and/or small miscellaneous guipure sieve, the big miscellaneous guipure sieve edge And/or in the slot described in the insertion at the edge of small miscellaneous guipure sieve, the ontology is set along the side wall overall length of wall, slot and sieve Residue on sieve is collectively formed in face and the insulating space in screenings space forms sealing structure sealing, and entirety may be used in the ontology Structure can also use separate structure, and upper and lower two parts are snapped together, connected by mechanical structure, certain length direction Can partial maintenance be facilitated with the segmented body of multistage.
Embodiment 5：
First clear small miscellaneous guipure described in embodiment 2 puts down back sieve, and the both sides that the big-and-middle miscellaneous guipure sieve and/or small miscellaneous guipure sieve lead to It crosses sealing structure to connect with side plate, the sealing structure includes the bracket 64 connecting with the side plate, the big miscellaneous net Edge with sieve and/or small miscellaneous guipure sieve has the elastic adjustment part 65 contacted with the side plate or the bracket, leads to The space that elastic force is closed between the big miscellaneous guipure sieve and/or the edge and bracket of small miscellaneous guipure sieve is crossed, forms sealing knot Structure.
Embodiment 6：
First clear small miscellaneous guipure described in embodiment 2 puts down back sieve, and the both sides that the big-and-middle miscellaneous guipure sieve and/or small miscellaneous guipure sieve lead to It crosses sealing structure to connect with side plate, the sealing structure includes the ontology 66 connecting with the side plate, the big miscellaneous net Edge with sieve and/or small miscellaneous guipure sieve is clamped between the ontology and elastic pressure parts 67, be closed by elastic force described in Big miscellaneous guipure sieve and/or the edge of small miscellaneous guipure sieve and ontology 66 between space, form sealing structure.
Embodiment 7：
First clear small miscellaneous guipure described in embodiment 2 puts down back sieve, and the both sides that the big-and-middle miscellaneous guipure sieve and/or small miscellaneous guipure sieve lead to It crosses sealing structure to connect with side plate, the sealing structure includes the ontology 68 connecting with the side plate, the big miscellaneous net Edge with sieve and/or small miscellaneous guipure sieve is extend between the ontology and bracket 69 or carrying roller.It is closed by elastic force Space between the big miscellaneous guipure sieve and/or the edge of small miscellaneous guipure sieve and ontology 68, forms sealing structure.
Embodiment 8：
First clear small miscellaneous guipure described in embodiment 1 or 2 or 3 or 4 or 5 or 6 puts down back sieve, is equipped in the big-and-middle miscellaneous guipure sieve Delivery board 12, the delivery board is for one group of parallel flow guiding inclined plate or to the discharging inclined plate that both sides discharge, when using water conservancy diversion During inclined plate, the export direction positioned at the big-and-middle miscellaneous guipure sieve of lower floor is equipped with big miscellaneous output mechanism 15.
Equipped with flow guiding inclined plate in the big-and-middle miscellaneous guipure sieve, the flow guiding inclined plate moves towards to tilt along guipure, high-end It is tilted positioned at grain-entering mouth side or the flow guiding inclined plate to both sides, low side is located at the lateral plate side of the babinet； It is with carrying roller 61, the flow guiding inclined plate below the small miscellaneous guipure sieve and/or the compass screen surface of the big-and-middle miscellaneous guipure sieve Small miscellaneous sieve plate, water conservancy diversion sieve plate lower section have small miscellaneous discharging mechanism.The big-and-middle miscellaneous guipure sieve is sieved for endless mesh belt, institute The compass screen surface angle of big miscellaneous sieve stated is 0-4 degree, and the sieve pore of the big-and-middle miscellaneous guipure sieve is more than 1.5 times or more of grain size.
For the material that volume bonds, the small miscellaneous guipure sieve and/or the big-and-middle miscellaneous guipure sieve are equipped with cleaning roller Or cleaning brush 20, the flow guiding inclined plate bottom have changed course plate 13.
The radius of gyration of the Ping Hui mechanisms 5 is 4-11mm, and gyrofrequency is 300-450 revs/min.
Embodiment 9：
First clear small miscellaneous guipure described in embodiment 1 or 2 or 3 or 4 or 5 or 6 or 7 puts down back sieve, is filled in the small miscellaneous guipure sieve There is inclined impurity removal slide plate 17.
The small miscellaneous guipure sieve is one group, respectively bulky grain grain guipure sieve, little particle grain guipure sieve, described Small miscellaneous guipure sieve equipped with entrance distributor 19, the small miscellaneous guipure sieve by deflector chute connect that big-and-middle miscellaneous guipure sieves into Expect device.
The impurity removal slide plate can have one group of slide plate to move towards parallel arrangement along guipure；
Can also having two across slide plate inclinations, arrangement forms V-shaped structure in opposite directions, and sieving middle part to guipure tilts, and forms concave surface, then bottom With spiral impurities removal mechanism 18.
Or the impurity removal slide plate is tilted to the side box plate of the screen box, impurity removal slide plate connection impurity removal is led to Road, angle of inclination are 4-15 degree, and every layer small miscellaneous sieve is corresponding with 1-3 grain-entering mouth,
Compass screen surface with composite bed of the small miscellaneous guipure sieve for annular, the compass screen surface angle of the small miscellaneous guipure sieve is 0-5 Degree, the screen size of the small miscellaneous guipure sieve are less than 0.8 times that is sized grain size hereinafter, realizing best screening effect.
The big-and-middle miscellaneous guipure sieve and the small miscellaneous guipure sieve are respectively fitted on the roller described in both ends, described in side The roller connection driving mechanism 8, the working face of the roller and the carrying roller has kiss-coating.
The impurity removal slide plate can also be formed slopely the structure of falling V-shaped to guipure both sides, and miscellaneous the two of guipure is discharged to by small The removal of impurities channel 16 of side.
Embodiment 10：
A kind of first clear small miscellaneous guipure using described in one of embodiment 1-9 equals back the method that sieve carries out grain impurity-removing, starts net Band sieve peace goes back to mechanism, and grain is dropped into first on small miscellaneous guipure sieve, in the straight trip of guipure and the circular motion synthesis of swing mechanism Spiral movement locus under carry out screen, the both sides of the compass screen surface of small miscellaneous guipure sieve are ridden in sealing structure respectively, sealing structure and Side plate is connected, and effectively blocking includes grain and big miscellaneous residue on sieve is fallen, the small heteromeric collection discharge under sieving；Grain is mixed with big miscellaneous Close object move ahead as residue on sieve fall after enter big miscellaneous guipure through guide plate and sieve, transported in the straight trip of guipure and the circle of swing mechanism Dynamic circuit connector into spiral movement locus under carry out screen, the both sides of the compass screen surface of the big miscellaneous guipure sieve also ride over its both sides respectively In sealing structure, the sealing structure of big miscellaneous guipure sieve both sides is also connected with side plate, effectively stops that residue on sieve is miscellaneous greatly and falls, grain is made Collect for screenings and put in storage, the big miscellaneous forward discharge of residue on sieve.

Claims (10)

1. a kind of clear small miscellaneous guipure of elder generation puts down back sieve, composition includes：Screen frame (unit), screen frame (unit) connection screen box, it is characterized in that：It is described Screen box in equipped with one group small miscellaneous guipure sieve and big-and-middle miscellaneous guipure sieve, the small miscellaneous guipure sieve and big-and-middle miscellaneous guipure sieve is intermediate fills You Pinghui mechanisms, the compass screen surface lower section of the small miscellaneous guipure sieve have the impurity removal slide plate of inclined surface, the bottom of the impurity removal slide plate Portion is equipped with discharging mechanism.
2. the clear small miscellaneous guipure of elder generation according to claim 1 puts down back sieve, it is characterized in that：Described big-and-middle miscellaneous guipure sieve and/or The both sides of small miscellaneous guipure sieve are connect by sealing structure with side plate, and the sealing structure is connect including one group with the side plate Support roller either the edge of the support plate big miscellaneous guipure sieve and/or small miscellaneous guipure sieve ride over the support roller or In the support plate, the support roller is single or multiple rows of.
3. the clear small miscellaneous guipure of elder generation according to claim 1 puts down back sieve, it is characterized in that：Described big-and-middle miscellaneous guipure sieve and/or The both sides of small miscellaneous guipure sieve are connect by sealing structure with side plate, and the sealing structure includes the sheet being connect with the side plate Body has the slot at the edge of big miscellaneous guipure sieve edge that clamping is described and/or small miscellaneous guipure sieve, the sheet on the ontology Body uses entirety or separate structure.
4. the clear small miscellaneous guipure of elder generation according to claim 1 puts down back sieve, it is characterized in that：Described big-and-middle miscellaneous guipure sieve and/or The both sides of small miscellaneous guipure sieve are connect by sealing structure with side plate, and the sealing structure includes the sheet being connect with the side plate Body, the ontology have wear-resistant surface, and the edge that the big miscellaneous guipure sieve and/or small miscellaneous guipure sieve is clamped in the ontology Between niproll.
5. the clear small miscellaneous guipure of elder generation according to claim 1 puts down back sieve, it is characterized in that：Described big-and-middle miscellaneous guipure sieve and/or The both sides of small miscellaneous guipure sieve are connect by sealing structure with side plate, and the sealing structure includes the sheet being connect with the side plate Body, the ontology have wear-resistant surface, and the edge that the big miscellaneous guipure sieve and/or small miscellaneous guipure sieve is clamped in the ontology Between elastic pressure parts.
6. sieve is put down back according to the first clear small miscellaneous guipure of claims 1 or 2 or 3 or 4 or 5, it is characterized in that：The big-and-middle miscellaneous guipure sieve In equipped with flow guiding inclined plate, the flow guiding inclined plate move towards to tilt along guipure, high-end positioned at grain-entering mouth side or described to lead It flows inclined plate to tilt to both sides, low side is located at the lateral plate side of the babinet；Described small miscellaneous guipure sieve and/or described With carrying roller below the compass screen surface of big-and-middle miscellaneous guipure sieve, the flow guiding inclined plate is small miscellaneous sieve plate, is had below the water conservancy diversion sieve plate There is small miscellaneous discharging mechanism.
7. the first clear small miscellaneous guipure according to claims 1 or 2 or 3 or 4 or 5 or 6 puts down back sieve, it is characterized in that：Described goes out Miscellaneous slide plate sieves middle part to guipure and tilts, and the impurity removal slide plate bottom has spiral trash discharging apparatus；Or the impurity removal slide plate It is tilted to the side box plate of the screen box, impurity removal slide plate connection impurity removal channel, the small miscellaneous guipure sieve is one group, institute The small miscellaneous guipure sieve stated connects what big-and-middle miscellaneous guipure sieved equipped with entrance distributor, the small miscellaneous guipure sieve by deflector chute Feed arrangement, the impurity removal slide plate are one group of inclined plate arranged in opposite directions, and angle of inclination is 4-15 degree, and the inclined plate forms recessed Face, every layer small miscellaneous sieve is corresponding with 1-3 grain-entering mouth, and the big-and-middle miscellaneous guipure sieve is sieved for endless mesh belt, the big miscellaneous sieve Compass screen surface angle for 0-4 degree, the sieve pore of the big-and-middle miscellaneous guipure sieve is more than 1.5 times or more of grain size.
8. the first clear small miscellaneous guipure according to claims 1 or 2 or 3 or 4 or 5 or 6 or 7 puts down back sieve, it is characterized in that：Described Small miscellaneous guipure sieve is sieved for endless mesh belt, and the small miscellaneous guipure sieve includes compound compass screen surface, the compass screen surface of the small miscellaneous guipure sieve Angle is 0-5 degree, and described small miscellaneous guipure sieve sieve pore width, which is less than, is sized 0.8 times of grain bond length.
9. the first clear small miscellaneous guipure according to claims 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 puts down back sieve, it is characterized in that：Ring Shape conveyer belt is sleeved on the roller at both ends, roller described in the side connection driving mechanism, the roller and The working face of the carrying roller has a kiss-coating, the small miscellaneous guipure sieve and/or the big miscellaneous guipure sieve equipped with cleaning roller or Person's cleaning brush.
10. a kind of first clear small miscellaneous guipure using described in one of claim 1-9 equals back the method that sieve carries out grain impurity-removing, It is characterized in：Start guipure sieve peace and go back to mechanism, grain is dropped into first on small miscellaneous guipure sieve, straight trip and swing mechanism in guipure Circular motion synthesis spiral movement locus under carry out screen, the both sides of the compass screen surface of small miscellaneous guipure sieve ride over sealing structure respectively On, sealing structure is connected with side plate, and effectively blocking includes grain and big miscellaneous residue on sieve is fallen, the small heteromeric collection discharge under sieving； Grain and big miscellaneous mixture move ahead as residue on sieve to be entered big miscellaneous guipure through guide plate after falling and sieves, guipure straight trip with Screen is carried out under the spiral movement locus of the circular motion synthesis of swing mechanism, the both sides of the compass screen surface of the big miscellaneous guipure sieve are also divided It does not ride in the sealing structure of its both sides, the sealing structure of big miscellaneous guipure sieve both sides is also connected with side plate, effectively stops residue on sieve Miscellaneous greatly to fall, grain collects as screenings to put in storage, the big miscellaneous forward discharge of residue on sieve.
CN201810313212.3A 2017-11-08 2018-04-09 First clear small miscellaneous guipure equals back sieve and its grain impurity-removing method Pending CN108212770A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/113569 WO2019091331A1 (en) 2017-11-08 2018-11-02 Mesh belt plane gyratory screen with function of removing small impurities first, and grain impurity removal method thereof

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CN201711092183.4A CN107716262A (en) 2017-11-08 2017-11-08 Guipure equals back the method that sieve carries out grain impurity-removing
CN2017110921834 2017-11-08

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CN201711092183.4A Pending CN107716262A (en) 2017-11-08 2017-11-08 Guipure equals back the method that sieve carries out grain impurity-removing
CN201820495613.0U Expired - Fee Related CN208583594U (en) 2017-11-08 2018-04-09 Small miscellaneous sieve puts down back sieve in upper mesh belt
CN201820496178.3U Expired - Fee Related CN208373576U (en) 2017-11-08 2018-04-09 First cleaning big impurity net belt flat return screen
CN201810312793.9A Pending CN108311389A (en) 2017-11-08 2018-04-09 First clear big miscellaneous guipure equals back sieve and its grain impurity-removing method
CN201820496177.9U Expired - Fee Related CN208427375U (en) 2017-11-08 2018-04-09 Big-and-middle miscellaneous mesh belt sieve puts down back sieve in upper mesh belt
CN201810312804.3A Pending CN108311390A (en) 2017-11-08 2018-04-09 The method that big-and-middle miscellaneous guipure sieve puts down back sieve and its carry out grain impurity-removing in upper guipure
CN201820496183.4U Expired - Fee Related CN208824949U (en) 2017-11-08 2018-04-09 First clear small miscellaneous mesh belt puts down back sieve
CN201810313212.3A Pending CN108212770A (en) 2017-11-08 2018-04-09 First clear small miscellaneous guipure equals back sieve and its grain impurity-removing method
CN201810312802.4A Pending CN108372104A (en) 2017-11-08 2018-04-09 The method that small miscellaneous sieve puts down back sieve and its carry out grain impurity-removing in upper guipure
CN201811296327.2A Pending CN109290191A (en) 2017-11-08 2018-11-01 The mesh belt sieve and application method and purposes of spiral screen
CN201811295475.2A Pending CN109290190A (en) 2017-11-08 2018-11-01 The method that mesh belt puts down back sieve and its carries out grain impurity-removing
CN201811296328.7A Pending CN109225797A (en) 2017-11-08 2018-11-01 Put down back sieve special chain compass screen surface and preparation method thereof

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CN201711092183.4A Pending CN107716262A (en) 2017-11-08 2017-11-08 Guipure equals back the method that sieve carries out grain impurity-removing
CN201820495613.0U Expired - Fee Related CN208583594U (en) 2017-11-08 2018-04-09 Small miscellaneous sieve puts down back sieve in upper mesh belt
CN201820496178.3U Expired - Fee Related CN208373576U (en) 2017-11-08 2018-04-09 First cleaning big impurity net belt flat return screen
CN201810312793.9A Pending CN108311389A (en) 2017-11-08 2018-04-09 First clear big miscellaneous guipure equals back sieve and its grain impurity-removing method
CN201820496177.9U Expired - Fee Related CN208427375U (en) 2017-11-08 2018-04-09 Big-and-middle miscellaneous mesh belt sieve puts down back sieve in upper mesh belt
CN201810312804.3A Pending CN108311390A (en) 2017-11-08 2018-04-09 The method that big-and-middle miscellaneous guipure sieve puts down back sieve and its carry out grain impurity-removing in upper guipure
CN201820496183.4U Expired - Fee Related CN208824949U (en) 2017-11-08 2018-04-09 First clear small miscellaneous mesh belt puts down back sieve

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CN201810312802.4A Pending CN108372104A (en) 2017-11-08 2018-04-09 The method that small miscellaneous sieve puts down back sieve and its carry out grain impurity-removing in upper guipure
CN201811296327.2A Pending CN109290191A (en) 2017-11-08 2018-11-01 The mesh belt sieve and application method and purposes of spiral screen
CN201811295475.2A Pending CN109290190A (en) 2017-11-08 2018-11-01 The method that mesh belt puts down back sieve and its carries out grain impurity-removing
CN201811296328.7A Pending CN109225797A (en) 2017-11-08 2018-11-01 Put down back sieve special chain compass screen surface and preparation method thereof

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Application publication date: 20180629