CN220900943U - Cereal screening installation - Google Patents
Cereal screening installation Download PDFInfo
- Publication number
- CN220900943U CN220900943U CN202322305964.4U CN202322305964U CN220900943U CN 220900943 U CN220900943 U CN 220900943U CN 202322305964 U CN202322305964 U CN 202322305964U CN 220900943 U CN220900943 U CN 220900943U
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- Prior art keywords
- screening
- box
- screening box
- case
- side wall
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- 238000012216 screening Methods 0.000 title claims abstract description 172
- 235000013339 cereals Nutrition 0.000 title claims abstract description 17
- 238000009434 installation Methods 0.000 title description 5
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 244000309464 bull Species 0.000 claims abstract description 8
- 244000062793 Sorghum vulgare Species 0.000 abstract description 27
- 235000019713 millet Nutrition 0.000 abstract description 27
- 239000000428 dust Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 5
- 239000008187 granular material Substances 0.000 description 4
- 230000007306 turnover Effects 0.000 description 3
- 239000004744 fabric Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model relates to the technical field of grain screening, in particular to grain screening equipment, which comprises a working box, wherein a first driving mechanism is arranged on the right side wall of the working box, a second driving mechanism is arranged on the left side wall of the working box, a first screening box is arranged in the working box, a feeding pipe is arranged on the left side wall of the working box, a rotating shaft is connected with the right side wall of the first screening box, and the rotating shaft is driven to rotate by the first driving mechanism; the first screening case below has set gradually second screening case and third screening case, and the left end of second screening case and third screening case all is connected with the bull stick, and the bull stick rotates and connects the work box, and the right-hand member of second screening case and third screening case all is connected with the swivelling tube, and the swivelling tube rotates and connects the work box, and the inside of second screening case and third screening case all is provided with tilting mechanism, and tilting mechanism passes through first actuating mechanism drive and rotates. The screening device has higher screening efficiency, can continuously screen the yellow millet and improves the working efficiency.
Description
Technical Field
The utility model relates to the technical field of grain screening, in particular to grain screening equipment.
Background
After harvesting, the millet often needs to be further processed to process or sell food.
The utility model discloses a classifying screen for processing yellow millet, which comprises a box body, wherein the classifying screen is convenient for staff to take out the yellow millet after screening is finished so as to carry out subsequent processing work, and the classifying screen can also carry out dust removal operation in the device in the screening process, thereby providing convenience for the daily cleaning work of the staff, solving the problems that the staff is inconvenient to take out the yellow millet after the screening of the conventional classifying screen device is finished, reducing the working efficiency, and ensuring that the dust is easy to accumulate in the device in the screening process and is inconvenient to clean.
But above-mentioned classifying screen all need pause equipment when using, and the work continuity is not high for every turn, and the material loading is convenient and fast inadequately to the setting of first, second screen cloth makes cereal like millet take place to stack easily, in screening shake in-process, can not make things convenient for millet granule to drop through the screen cloth fast and reduce screening efficiency.
Disclosure of utility model
The utility model aims at solving the problems in the background technology and provides grain screening equipment.
The technical scheme of the utility model is as follows: the grain screening device comprises a working box, wherein a first driving mechanism is arranged on the right side wall of the working box, a second driving mechanism is arranged on the left side wall of the working box, a first screening box is arranged in the working box, a feeding pipe is rotationally connected to the left side wall of the first screening box, the feeding pipe is arranged on the left side wall of the working box, a rotating shaft is connected to the right side wall of the first screening box, the rotating shaft is rotationally connected with the right side wall of the working box, and the rotating shaft is driven to rotate through the first driving mechanism;
The first screening case below has set gradually second screening case and third screening case, and the left end of second screening case and third screening case all is connected with the bull stick, and the bull stick rotates and connects the work box, and the bull stick passes through second actuating mechanism drive and rotates, and the right-hand member of second screening case and third screening case all is connected with the swinging arms, and the work box is connected in the swinging arms rotation, and the inside of second screening case and third screening case all is provided with tilting mechanism, and tilting mechanism passes through first actuating mechanism drive and rotates.
Preferably, the top of the working box is provided with a dust hood, and the dust collection end of the dust hood is connected with an external dust collector.
Preferably, the first screening box, the second screening box and the third screening box are all provided with screening nets, and the diameters of the screening nets are sequentially reduced from top to bottom.
Preferably, the widths of the first screening box, the second screening box and the third screening box are sequentially increased from top to bottom, and the top end side walls of the second screening box and the third screening box are symmetrically provided with two groups of baffle plates.
Preferably, the turnover mechanism comprises a mounting rod which is rotationally connected with the inner wall of the rotation tube, a plurality of groups of turnover blades are arranged in the mounting rod, one end of the mounting rod extends to the second screening box or the third screening box, and the other end of the mounting rod extends to the outer part of the rotation tube and is connected with the first driving mechanism.
Preferably, the first driving mechanism comprises a double-track belt pulley and two groups of single-track belt pulleys, wherein the outer walls of the double-track belt pulley and the two groups of single-track belt pulleys are sleeved with two groups of belts in a matched mode, one group of single-track belt pulleys rotate through motor driving, the group of single-track belt pulleys are arranged at the end part of the rotating shaft, the double-track belt pulleys are arranged at the end part of the mounting rod on the second screening box, and the other group of single-track belt pulleys are arranged at the end part of the mounting rod on the third screening box.
Preferably, the second driving mechanism comprises a driving gear which is driven to rotate by a motor, two groups of driven gears are connected to the side wall of the driving gear in a meshed mode, and the two groups of driven gears are respectively arranged at the end portions of the rotating rods on the second screening box and the third screening box.
Compared with the prior art, the technical scheme provided by the utility model has the following beneficial technical effects: according to the utility model, through the arrangement of the first screening box, the feeding pipe and the rotating shaft, the first driving mechanism can drive the first screening box to rotate, and the millet introduced by the feeding pipe is subjected to continuous rotary screening, so that the working continuity is higher; the second driving mechanism drives the rotating rod, the second screening box and the third screening box to rotate reciprocally by a proper angle, so that yellow millet screened by the first screening box can be screened reciprocally and wobbledly to accelerate screening, and the second screening box and the third screening box are prevented from being blocked; the first driving mechanism can drive the installation rod and the overturning leaves to rotate when being started, and then the millet in the second screening box and the third screening box is overturned, so that screening is further accelerated, and screening efficiency is improved.
Drawings
FIG. 1 is a front view of the internal structure of the present utility model;
FIG. 2 is a side view of the internal structure of the present utility model;
FIG. 3 is a schematic view of a first screening box according to the present utility model;
fig. 4 is a schematic view of the internal structure of the second screening box according to the present utility model.
Reference numerals: 1. a working box; 101. a dust hood; 2. a first screening box; 201. a feeding pipe; 202. a rotating shaft; 3. a dual-rail pulley; 301. a monorail pulley; 302. a belt; 4. a third screening box; 401. a rotary tube; 402. a rotating rod; 403. a striker plate; 5. a drive gear; 501. a driven gear; 6. a mounting rod; 601. turning over the leaves; 7. and a second screening box.
Detailed Description
Example 1
As shown in fig. 1 and fig. 4, the grain screening device provided by the utility model comprises a working box 1, wherein a first driving mechanism is arranged on the right side wall of the working box 1, a second driving mechanism is arranged on the left side wall of the working box 1, a first screening box 2 is arranged in the working box 1, a door body is hinged on the first screening box 2, a feeding pipe 201 is rotatably connected with the left side wall of the first screening box 2, the feeding pipe 201 is arranged on the left side wall of the working box 1, a rotating shaft 202 is connected with the right side wall of the first screening box 2, the rotating shaft 202 is rotatably connected with the right side wall of the working box 1, and the rotating shaft 202 is driven to rotate by the first driving mechanism.
Further, the top of the working box 1 is provided with the dust hood 101, and the dust absorbing end of the dust hood 101 is connected with an external dust collector, so that dust generated during screening of yellow millet in the working box 1 can be absorbed conveniently, and pollution is avoided.
Further, the first driving mechanism comprises a double-track belt pulley 3 and two groups of single-track belt pulleys 301, two groups of belts 302 are sleeved on the outer walls of the double-track belt pulley 3 and the two groups of single-track belt pulleys 301 in a matched mode, one group of single-track belt pulleys 301 are driven to rotate through a motor, the group of single-track belt pulleys 301 are arranged at the end portion of the rotating shaft 202, the double-track belt pulley 3 is arranged at the end portion of the mounting rod 6 on the second screening box 7, and the other group of single-track belt pulleys 301 are arranged at the end portion of the mounting rod 6 on the third screening box 4.
As shown in fig. 1 to 4, the second screening box 7 and the third screening box 4 are sequentially arranged below the first screening box 2, the left ends of the second screening box 7 and the third screening box 4 are both connected with the rotating rod 402, the rotating rod 402 is rotationally connected with the working box 1, the rotating rod 402 is driven to rotate by the second driving mechanism, the right ends of the second screening box 7 and the third screening box 4 are both connected with the rotating tube 401, the rotating tube 401 is rotationally connected with the working box 1, and the inside of the second screening box 7 and the inside of the third screening box 4 are both provided with turnover mechanisms which are driven to rotate by the first driving mechanism.
Further, the first screening box 2, the second screening box 7 and the third screening box 4 are respectively provided with screening nets, and the diameters of the screening nets are sequentially reduced from top to bottom, so that the screening nets are convenient for screening the millet step by step; the top ends of the second screening box 7 and the third screening box 4 are both arranged in an open shape, so that yellow millet falling from the upper part can be conveniently received.
Further, the width of first screening case 2, second screening case 7 and third screening case 4 increases from top to bottom in proper order, avoids the yellow millet screening in-process of top to reveal, and the equal symmetry in top lateral wall of second screening case 7 and third screening case 4 is provided with two sets of striker plates 403, is convenient for guide the yellow millet of top whereabouts, is convenient for discharge simultaneously.
Further, the second driving mechanism comprises a driving gear 5 driven to rotate by a motor, two groups of driven gears 501 are connected to the side wall of the driving gear 5 in a meshed mode, and the two groups of driven gears 501 are respectively arranged at the end portions of the rotating rods 402 on the second screening box 7 and the third screening box 4.
In this embodiment, continuously pour millet into by pan feeding pipe 201, start motor drive pivot 202 rotates, and then drive first screening case 2 rotation and overturn inside millet, the big millet of granule is left inside first screening case 2, the small millet of granule falls into second screening case 7, simultaneously the controller starts motor drive driving gear 5 and rotates, make two sets of driven gears 501 rotation that mesh with it drive second screening case 7 and the reciprocal suitable angle of rotation of third screening case 4, shake the millet of falling reciprocally, avoid taking place to block up, accelerate the screening, the unequal millet of granule is stopped in second screening case 7 respectively, third screening case 4 and the inside bottom of work box 1, after the screening is accomplished, open the door body of first screening case 2 front end and the chamber door of work box 1 front end, can collect the millet in the first screening case 2, start second actuating mechanism drive second screening case 7 and the suitable angle of rotation of third screening case 4, the millet of its inside can be along the blanking plate 403.
Example two
As shown in fig. 1, 2 and 4, in comparison with the first embodiment, the turning mechanism of the present utility model includes a mounting rod 6 rotatably connected to the inner wall of the rotary tube 401, a plurality of sets of turning blades 601 are mounted in the second screening box 7 or the third screening box 4, the turning blades 601 are adapted to the second screening box 7 or the third screening box 4, and the other end of the mounting rod 6 extends to the outside of the rotary tube 401 to be connected with the first driving mechanism.
In this embodiment, the first driving mechanism is started to drive the installation rod 6 to rotate along the rotating pipe 401, so as to drive the plurality of groups of overturning leaves 601 to overturn the millet in the second screening box 7 or the third screening box 4, and accelerate screening falling.
Working principle: through the arrangement of the first screening box 2, the feeding pipe 201 and the rotating shaft 202, the first driving mechanism can drive the first screening box 2 to rotate, and continuously rotationally screen the millet introduced by the feeding pipe 201; the second driving mechanism drives the rotating rod 402, the second screening box 7 and the third screening box 4 to rotate reciprocally by a proper angle, so that yellow millet screened by the first screening box 2 can be subjected to reciprocal shaking acceleration screening, and the second screening box 7 and the third screening box 4 are prevented from being blocked; the first driving mechanism can drive the installation rod 6 and the overturning leaves 601 to rotate when being started, so that the millet in the second screening box 7 and the third screening box 4 are overturned, and screening is further accelerated.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (7)
1. The grain screening device is characterized by comprising a working box (1), wherein a first driving mechanism is arranged on the right side wall of the working box (1), a second driving mechanism is arranged on the left side wall of the working box (1), a first screening box (2) is arranged in the working box (1), a feeding pipe (201) is rotationally connected to the left side wall of the first screening box (2), the feeding pipe (201) is arranged on the left side wall of the working box (1), a rotating shaft (202) is connected to the right side wall of the first screening box (2), the rotating shaft (202) is rotationally connected with the right side wall of the working box (1), and the rotating shaft (202) is driven to rotate through the first driving mechanism;
The first screening case (2) below has set gradually second screening case (7) and third screening case (4), the left end of second screening case (7) and third screening case (4) all is connected with bull stick (402), bull stick (402) rotate and connect work case (1), bull stick (402) are through second actuating mechanism drive rotation, the right-hand member of second screening case (7) and third screening case (4) all is connected with swinging tube (401), swinging tube (401) rotate and connect work case (1), the inside of second screening case (7) and third screening case (4) all is provided with tilting mechanism, tilting mechanism drives through first actuating mechanism and rotates.
2. Cereal screening plant according to claim 1, characterized in that the top end of the working box (1) is provided with a suction hood (101), the suction end of the suction hood (101) being connected to an external suction cleaner.
3. A grain screening apparatus according to claim 1, characterized in that the first screening box (2), the second screening box (7) and the third screening box (4) are each provided with screening nets, the diameters of which decrease in sequence from top to bottom.
4. A grain screening apparatus according to claim 1, characterized in that the widths of the first screening box (2), the second screening box (7) and the third screening box (4) are increased sequentially from top to bottom, and the top side walls of the second screening box (7) and the third screening box (4) are symmetrically provided with two sets of baffle plates (403).
5. A grain screening apparatus according to claim 1, wherein the tilting mechanism comprises a mounting bar (6) rotatably connected to the inner wall of the rotation tube (401), a plurality of sets of tilting blades (601) are installed in the inside of the second screening box (7) or the third screening box (4) extending from one end of the mounting bar (6), and the outside of the rotation tube (401) extending from the other end of the mounting bar (6) is connected to the first driving mechanism.
6. A grain screening apparatus according to claim 1 or 5, characterized in that the first drive means comprises a double track pulley (3) and two sets of monorail pulleys (301), the outer walls of the double track pulley (3) and the two sets of monorail pulleys (301) being fitted with two sets of belts (302), wherein one set of monorail pulleys (301) is rotated by means of a motor drive and the set of monorail pulleys (301) is mounted at the end of the rotating shaft (202), the double track pulley (3) being mounted at the end of the mounting bar (6) on the second screening box (7), the other set of monorail pulleys (301) being mounted at the end of the mounting bar (6) on the third screening box (4).
7. A grain screening apparatus according to claim 1, characterized in that the second drive mechanism comprises a drive gear (5) driven to rotate by a motor, two sets of driven gears (501) are connected to the side walls of the drive gear (5) in a meshed manner, and the two sets of driven gears (501) are mounted on the ends of the rotating rods (402) on the second screening box (7) and the third screening box (4), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322305964.4U CN220900943U (en) | 2023-08-28 | 2023-08-28 | Cereal screening installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322305964.4U CN220900943U (en) | 2023-08-28 | 2023-08-28 | Cereal screening installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220900943U true CN220900943U (en) | 2024-05-07 |
Family
ID=90917645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322305964.4U Active CN220900943U (en) | 2023-08-28 | 2023-08-28 | Cereal screening installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220900943U (en) |
-
2023
- 2023-08-28 CN CN202322305964.4U patent/CN220900943U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |