CN213134031U - Large-output high-precision compound classificator - Google Patents

Abstract

The utility model discloses a large-output high-precision compound classificator, which comprises a lifter, an upper vibrating screen, an air screen, a specific gravity screen body I, a specific gravity screen body II, a vibrating screen, a light impurity outlet, an air chamber part, a directional travelling wheel, a universal travelling wheel, an air duct fan, a feeding hopper and a dust remover part, wherein the upper vibrating screen comprises an upper vibrating screen protective enclosure, an upper screening inlet, a large impurity primary screening screen, a large impurity outlet, a vibrating wave screen, an impurity downslide outlet, a uniform material outlet and a vibrating generator; the utility model belongs to the technical field of grain machining, specifically indicate a high yield high accuracy double entry preparator, this machine has improved the feed rate and has increased overhead reciprocating sieve before the selection by winnowing and can effectively get rid of big impurity, and the degree of consistency of material and the effect uniformity that receives the wind when guaranteeing the selection by winnowing can not appear because the grain layer is inconsistent and the selection by winnowing effect that leads to is poor, has increaseed the size of proportion platform and shale shaker on the basis of model in the past.

Description

Large-output high-precision compound classificator

Technical Field

The utility model belongs to the technical field of grain machining, specifically indicate a high yield high accuracy double entry preparator.

Background

Grain screening plant is the essential equipment in grain results, transportation, the course of working, and grain can mix some debris inevitable in results, transportation and course of working, including the core of rotten, earth dust, stone, shell or maize, and the handling capacity is very big, and the process velocity is fast, and grain material loading is also very difficult, when processing it, needs to filter it earlier in order to obtain clean grain. Can carry out effectual big impurity of getting rid of earlier, material degree of consistency and hand seam effect are unanimous when guaranteeing the selection by winnowing, and two-layer nonconformity can not appear and lead to the selection by winnowing effect poor.

Therefore, the grain screening device has the advantages of simple structure, reasonable design, convenience for family use, reduced labor intensity, convenience for movement and capability of stably standing on the ground during use.

Disclosure of Invention

For solving above-mentioned current difficult problem, the utility model provides a high accuracy double entry preparator of large output, this machine design has increaseed the lifting machine, the feed rate of assurance, and this machine most important function lies in having increased a reciprocating sieve before the selection by winnowing, and this reciprocating sieve has two important function differences in the past: can effectually get rid of big impurity, the material degree of consistency and the effect uniformity that receives the wind when guaranteeing the selection by winnowing can evenly scatter grain, seed and get into the selection by winnowing, can not appear because the grain layer is inconsistent and the selection by winnowing effect that leads to is poor. The size of the specific gravity table is increased on the basis of the previous machine type, the yield is guaranteed, the size of the vibrating screen is increased on the basis of the previous machine type, the yield is guaranteed, and the machine is convenient to move.

The utility model adopts the technical scheme as follows: a large-yield high-precision compound classificator comprises a lifter, an upper vibrating screen, an air screen, a first specific gravity screen body, a second specific gravity screen body, a vibrating screen, a light impurity outlet, a wind chamber part, a directional travelling wheel, a universal travelling wheel, an air duct fan, a feeding hopper and a dust remover part, wherein the lifter is arranged at the front end of a vehicle body, the front end of the lifter is provided with the feeding hopper, the air duct fan is arranged on one side of the upper part of the lifter, the dust remover part is arranged on the other side of the upper part of the lifter, the upper vibrating screen is arranged on one side of the lifter, which is far away from the feeding hopper, the air screen is arranged on the lower part of the upper vibrating screen, the first specific gravity screen body is arranged on the lower part of the air screen, the second specific gravity screen body is arranged on one side of the first specific gravity screen body, which is close to the lifter, the vibrating screen is arranged on one, the upper vibrating screen comprises an upper vibrating screen protection enclosure baffle, an upper screening inlet, a large impurity primary screening screen, a large impurity taking-out door, a vibrating wavy screen, an impurity gliding outlet, a uniform material outlet and a vibrating generator, wherein the upper vibrating screen protection enclosure baffle is arranged on the upper part of the specific gravity screen, the upper vibrating screen protection enclosure baffle is a hollow cavity, the large impurity primary screening screen and the vibrating wavy screen are arranged in the upper vibrating screen protection enclosure, the vibrating generator is arranged on the outer side wall of the upper vibrating screen protection enclosure baffle, the bottom wall of the upper vibrating screen protection enclosure baffle is inclined towards the specific gravity screen, the large impurity taking-out door is arranged on a side wall close to the elevator, the uniform material outlet is arranged on the opposite side wall of the large impurity taking-out door and is arranged above the specific gravity screen, the upper screening inlet is arranged on the upper side wall of the upper vibrating screen protection enclosure baffle and close to one end of the large impurity taking-out door, the diapire of the upper vibrating screen protective enclosure body is a hollow cavity, a groove is formed in the diapire of the upper vibrating screen protective enclosure body, the vibrating wavy screen is arranged in the groove, two ends of the groove are respectively arranged at two ends of the vibrating wavy screen, the vibrating wavy screen is in a concave wavy shape, an impurity gliding outlet is formed in one side, close to an impurity removing outlet, of the diapire of the upper vibrating screen protective enclosure body, one end of the large impurity primary screening screen is arranged at one end, close to an upper screening inlet, of the diapire of the upper vibrating screen protective enclosure body, and the other end of the large impurity primary screening screen is arranged at one side, far away from the upper screening inlet, of the upper side wall of the upper vibrating screen protective enclosure body.

Furthermore, the diameter of the mesh of the large impurity primary screening screen is larger than the diameter of the material and smaller than the diameter of large impurities such as large-particle stones, so that the large impurities can be effectively removed before air separation, the air separation efficiency of the air screen is improved, and the air separation effect of the air screen is enhanced.

Further, vibrations wavy screen cloth is wavy setting and every section wavy screen cloth recessed radian is the same, can further effectual even scattering entering selection by winnowing of messenger's material, and the selection by winnowing effect that can not appear leading to because grain layer is inconsistent is poor.

Further, the uniform material outlet is communicated with an air screen.

Furthermore, the big impurity taking-out door is hinged to the side wall of the protective barrier of the upper vibrating screen, so that the screened big impurities can be taken out more conveniently after the air separation is finished.

Furthermore, the elevator is arranged in a high-power mode, the feeding hopper is arranged in a concave inverted trapezoid mode and is arranged in a large size, the width of the grid of the upper vibrating screen is larger than the width of grains and smaller than the width of large impurities, the upper vibrating screen is arranged in a large size, and the specific gravity table is arranged in a large size, so that the yield is guaranteed, and the concentration degree of the grains is improved.

After the structure is adopted, the utility model discloses beneficial effect as follows: the utility model provides a high yield high accuracy double entry preparator, this machine design has increaseed the lifting machine, the feed speed of assurance, satisfy big batch, quick supply demand, this machine most important function lies in having increased an overhead reciprocating sieve before the selection by winnowing, this overhead reciprocating sieve is different with reciprocating sieve in the past, this reciprocating sieve can effectually get rid of big impurity, material degree of consistency and air separator when guaranteeing the selection by winnowing receive the wind effect uniformity, can be with grain, the seed evenly scatters and gets into the selection by winnowing, the selection by winnowing effect that can not appear leading to because the grain layer is inconsistent is poor, this machine has increaseed the size of proportion platform and has guaranteed output on the basis of model in the past, this machine has increaseed the size of reciprocating sieve on the basis of model in the past, improve grain and has obtained the selection precision. The machine has the walking wheels to move conveniently, and solves the problem of difficult movement.

Drawings

FIG. 1 is a schematic view of the overall structure of a large-output high-precision compound classificator of the present invention;

FIG. 2 is a main view of the high-throughput and high-precision compound sifter of the present invention;

FIG. 3 is a top view of the high throughput and high precision compound concentrator of the present invention;

FIG. 4 is a schematic structural view of the upper vibrating screen of the present invention;

fig. 5 is a sectional view of the upper vibrating screen of the utility model.

The device comprises a lifting machine 1, a lifting machine 2, an upper vibrating screen 3, an air screen 4, a specific gravity screen body I, a specific gravity screen body II, a specific gravity screen body 6, a vibrating screen 7, a light impurity outlet 8, an air chamber part 9, a directional travelling wheel 10, a universal travelling wheel 11, a vehicle body 12, an air duct fan 13, a feeding hopper 14, a dust remover part 15, an upper vibrating screen protective enclosure baffle 16, an upper screening inlet 17, a large impurity primary screening screen net 18, a large impurity taking-out door 19, a vibrating wave type screen 20, an impurity gliding outlet 21, an even material outlet 22 and a vibration generator.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in figures 1-5, a large-yield high-precision compound classificator comprises an elevator 1, an upper vibrating screen 2, an air screen 3, a specific gravity screen body I4, a specific gravity screen body II 5, a vibrating screen 6, a light impurity outlet 7, an air chamber part 8, a directional travelling wheel 9, a universal travelling wheel 10, an air duct fan 12, a feeding hopper 13 and a dust remover part 14, wherein the elevator 1 is arranged at the front end of a vehicle body, the feeding hopper 13 is arranged at the front end of the elevator 1, the air duct fan 12 is arranged at one side of the upper part of the elevator 1, the dust remover part 14 is arranged at the other side of the upper part of the elevator 1, the upper vibrating screen 2 is arranged at one side of the elevator 1 far away from the feeding hopper 13, the air screen 3 is arranged at the lower part of the upper vibrating screen 2, the specific gravity screen body I4 is arranged at the lower part of the air screen 3, the specific gravity screen body II 5 is arranged at one side of the specific gravity screen body I4, the vibrating screen 6 is arranged on one side of the specific gravity screen body II 5 far away from the elevator 1 and at the other end of the vehicle body, the overhead vibrating screen 2 comprises an overhead vibrating screen protection enclosure 15, an overhead screening inlet 16, a large impurity primary screening screen 17, a large impurity taking-out door 18, a vibrating wavy screen 19, an impurity gliding outlet 20, a uniform material outlet 21 and a vibrating generator 22, the overhead vibrating screen protection enclosure 15 is arranged in a hollow cavity, the large impurity primary screening screen 17 and the vibrating wavy screen 19 are arranged in the overhead vibrating screen protection enclosure 15, the vibrating generator 22 is arranged on the outer side wall of the overhead vibrating screen protection enclosure 15, the bottom wall of the overhead vibrating screen protection enclosure 15 inclines towards one side of the specific gravity screen body I4, the large impurity taking-out door 18 is arranged on one side wall close to the elevator 1, the uniform material outlet 21 is arranged on the opposite side wall of the large impurity taking-out door 18 and above the specific gravity screen body I4, the upper screening inlet 16 is arranged at one end, close to the large impurity taking-out door 18, of the upper side wall of the upper vibrating screen protective enclosure body 15, the bottom wall of the upper vibrating screen protective enclosure body 15 is a hollow cavity, a groove is formed in the bottom wall of the upper vibrating screen protective enclosure body 15, a vibrating wavy screen 19 is arranged in the groove, two ends of the vibrating wavy screen 19 are respectively arranged at two ends of the groove, the vibrating wavy screen 19 is in a concave wavy arrangement, the impurity gliding outlet 20 is arranged at one side, close to the light impurity outlet 7, of the bottom wall of the upper vibrating screen protective enclosure body 15, one end of the large impurity screening screen 17 is arranged at one end, close to the upper screening inlet 16, of the bottom wall of the upper vibrating screen protective enclosure body 15, and the other end of the large impurity screening screen 17 is arranged at one side, far away from the upper screening inlet 16, of the upper side wall of the upper vibrating screen protective enclosure body 15.

Wherein, the mesh diameter of the large impurity primary screening screen 17 is larger than the diameter of the material and smaller than the diameter of the large impurity such as large particle stone, the large impurity is granular stone or other block-shaped impurities, which can effectively remove the large impurity before the winnowing, improve the winnowing efficiency of the wind screen 3 and enhance the winnowing effect of the wind screen 3, the vibration wave type screen 19 is arranged in a wave shape, the concave radian of each section of wave screen is the same, which can further effectively make the material uniformly dispersed to enter the winnowing, the poor winnowing effect caused by the inconsistency of grain layers can not appear, the uniform material outlet 21 is communicated with the wind screen 3, the large impurity taking-out door 18 is hinged on the side wall of the upper vibration screen protective enclosure 15, the selected large impurity can be more conveniently taken out after the winnowing is finished, the elevator 1 adopts a high-power setting, the feeding hopper 13 adopts an inner concave inverted trapezoid setting and adopts a large-size setting, the mesh width of the upper vibrating screen 2 is larger than that of grain and smaller than that of large impurities, the upper vibrating screen 2 is arranged in a large size, the specific gravity table is arranged in a large size, the yield is guaranteed, the selection degree of grain is improved, the elevator 1 is arranged in a high power mode, the feeding speed is guaranteed, the production capacity is increased, the feeding hopper 13 is arranged in a concave inverted trapezoid mode and arranged in a large size, the loading capacity of the feeding hopper 13 is improved, the mesh width of the large impurity primary screening screen 17 is larger than that of grain and smaller than that of large impurities, large impurities are effectively removed, the uniformity of materials during winnowing and the uniformity of wind action are guaranteed, the grain screening precision is high, the upper vibrating screen 2 is arranged in a large size, the screening efficiency is improved, the specific gravity table is arranged in a large size.

When the pneumatic separation device is used specifically, grains and seeds to be processed are poured into the feeding hopper 13, the grain and seeds are lifted by the lifter 1 to enter the upper vibrating screen 2 through the upper screening inlet 16, the vibrating generator 22 is started, the large impurity primary screening screen 17 and the vibrating wave type screen 19 in the upper vibrating screen protective enclosure 15 vibrate, large impurities can be effectively removed because the meshes of the large impurity primary screening screen 17 are larger than those of the grains and the seeds are smaller than those of the large impurities, the grains, the seeds and other materials which are primarily screened by the large impurity primary screening screen 17 enter the vibrating wave type screen 19 to be further vibrated and screened to enter the pneumatic separation through the uniform material outlet 21, the uniformity and the wind-affected action consistency of the materials during the pneumatic separation of the pneumatic screen 3 are ensured, the grains and the seeds can be uniformly dispersed to enter the pneumatic separation, the poor pneumatic separation effect caused by the inconsistency of grain layers is avoided, meanwhile, the screened small impurities and the like enter the light impurities outlet 7 through the impurity gliding outlet 20, the outlet wind chamber part 8 provides wind power for the wind screen 3, the wind screen 3 removes stems, leaves, other crop seeds and adulterants mixed in grains and seeds, the purity of the seeds is improved, screened impurities slide downwards from the light impurity outlet 7 to be separated from the grains and the seeds in processing, and the large impurities screened by the large impurity primary screening screen 17 are taken out through the large impurity taking-out door 18 after the air separation is finished; the grain and seed in processing fall on the specific gravity screen body I4 through the air screen 3, the specific gravity screen body I4 throws the grain and seed, the air flow blown out from the air chamber part 8 makes the grain, seed and impurity on the inclined specific gravity screen body I4 by utilizing the difference of specific gravity of the grain, seed and impurity, the grading effect is achieved through the blowing of the air flow, and similarly, the air flow blown out by the fan part when the grains and the seeds fall into the second specific gravity screen body 5 enables the grains, the seeds and the impurities on the second inclined specific gravity screen body 5, the grading effect is achieved again through the blowing of the air flow, finally, the grains and the seeds enter the vibrating screen 6, the vibrating screen 6 vibrates the grains and the impurities, so that the grains and the impurities do not accumulate and orderly slide down, the machine can sieve grains and seeds for many times, the sieving efficiency is improved, the sieving precision is greatly improved, and the labor intensity of people can be greatly reduced.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims (5)

1. The utility model provides a big high accuracy double entry preparator which characterized in that: the device comprises an elevator, an upper vibrating screen, an air screen, a first specific gravity screen body, a second specific gravity screen body, a vibrating screen, a light impurity outlet, an air chamber part, a directional travelling wheel, a universal travelling wheel, an air duct fan, a feeding hopper and a dust remover part, wherein the elevator is arranged at the front end of a vehicle body, the front end of the elevator is provided with the feeding hopper, the air duct fan is arranged on one side of the upper part of the elevator, the dust remover part is arranged on the other side of the upper part of the elevator, the upper vibrating screen is arranged on one side of the elevator, away from the feeding hopper, the air screen is arranged on the lower part of the upper vibrating screen body, the first specific gravity screen body is arranged on the lower part of the air screen, the second specific gravity screen body is arranged on one side of the first specific gravity screen body, away from one side of the elevator and on the other side of the vehicle, the upper vibrating screen comprises an upper vibrating screen protection enclosure baffle, an upper screening inlet, a large impurity primary screening screen, a large impurity taking-out door, a vibrating wavy screen, an impurity gliding outlet, a uniform material outlet and a vibrating generator, wherein the upper vibrating screen protection enclosure baffle is arranged on the upper part of the specific gravity screen, the upper vibrating screen protection enclosure baffle is a hollow cavity, the large impurity primary screening screen and the vibrating wavy screen are arranged in the upper vibrating screen protection enclosure, the vibrating generator is arranged on the outer side wall of the upper vibrating screen protection enclosure baffle, the bottom wall of the upper vibrating screen protection enclosure baffle is inclined towards the specific gravity screen, the large impurity taking-out door is arranged on a side wall close to the elevator, the uniform material outlet is arranged on the opposite side wall of the large impurity taking-out door and is arranged above the specific gravity screen, the upper screening inlet is arranged on the upper side wall of the upper vibrating screen protection enclosure baffle and close to one end of the large impurity taking-out door, the diapire of the upper vibrating screen protective enclosure body is a hollow cavity, a groove is formed in the diapire of the upper vibrating screen protective enclosure body, the vibrating wavy mesh screen is arranged in the groove, two ends of the groove are respectively arranged at two ends of the vibrating wavy mesh screen, the vibrating wavy mesh screen is in a recessed wavy arrangement, an impurity gliding outlet is formed in one side, close to an impurity removing outlet, of the diapire of the upper vibrating screen protective enclosure body, one end of the large impurity primary screening mesh screen is arranged at one end, close to the upper screening inlet, of the diapire of the upper vibrating screen protective enclosure body, and the other end of the large impurity primary screening mesh screen is arranged on one side, far away from the upper screening inlet, of the upper side wall of the upper vibrating screen protective enclosure body.

2. A high throughput, high accuracy compound concentrator as defined in claim 1 wherein: the diameter of the large impurity primary screening mesh is larger than that of the material and smaller than that of large particles of stones.

3. A high throughput, high accuracy compound concentrator as defined in claim 1 wherein: the vibration wavy screen is arranged in a wavy manner, and the concave radian of each wavy screen is the same.

4. A high throughput, high accuracy compound concentrator as defined in claim 1 wherein: the uniform material outlet is communicated with the air screen.

5. A high throughput, high accuracy compound concentrator as defined in claim 1 wherein: the big sundry taking-out door is hinged on the side wall of the protective enclosure of the upper vibrating screen.

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