CN217369240U - Open type quick-replaceable grading sieve mechanism for grading box of grain cleaner - Google Patents
Open type quick-replaceable grading sieve mechanism for grading box of grain cleaner Download PDFInfo
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- CN217369240U CN217369240U CN202220684680.3U CN202220684680U CN217369240U CN 217369240 U CN217369240 U CN 217369240U CN 202220684680 U CN202220684680 U CN 202220684680U CN 217369240 U CN217369240 U CN 217369240U
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- box
- grading
- grading box
- rear cover
- classifying
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- 235000013339 cereals Nutrition 0.000 abstract description 42
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012216 screening Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 230000035784 germination Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 235000020985 whole grains Nutrition 0.000 description 1
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Abstract
An open type quick-replaceable grading sieve mechanism for a grading box of a grain cleaner comprises the grading box, a rear cover of the grading box and a frame. When the sieve sheet needs to be replaced, the connecting device between the upper part of the front end of the rear cover of the grading box and the upper part of the rear end of the grading box is opened, so that the rear cover of the grading box can be rotated backwards to be opened, and the sieve sheet needing to be replaced can be conveniently pulled out or put into the rear part of the grading box manually. When the cereal flow direction needs to be adjusted, the connecting rod drives the cover plate to rotate to a proper position by pulling the adjusting handle, then the fixed hand wheel is screwed down to keep the fixed posture of the cereal mixer, and the cover plate adjusts the cereal flow direction in the box body.
Description
Technical Field
The utility model relates to a grain cleaner, in particular to an open type quick-replacement grading sieve mechanism of a grading box of a grain cleaner.
Background
The existing agriculture more and more attaches importance to the processing quality of grains and seeds, and the harvested seeds and grains have a plurality of adulterants, such as weed seeds, straws, stones, other crop seeds and the like. The method removes the unnecessary dopant and screens the seeds in a grading way, so that the seeds and the grains are uniform and full, the volume weight, the single grain weight, the purity and the germination rate of the seeds are greatly improved, the quality of the seeds and the grains is favorably improved, and the yield of the grains is improved. Therefore, the grain cleaning and sorting machine has very important significance for adjusting agricultural structures.
The air-screening type cleaner mainly utilizes the geometrical size and the suspension speed difference of seeds and impurities to screen. During the screening process, according to the difference of the geometric sizes of different seeds, sieve sheets with corresponding specifications are prepared, and under the reciprocating motion of the sieve sheets, the purpose of separation is achieved.
However, the currently used grain cleaning and sorting machine mainly has the problem that the sieve sheet box for separating grains is of a closed structure, and when a user cleans grains of different crops, different sieve sheets need to be replaced due to different grain particle shapes and sizes. The classifying screen box is required to be completely opened from the upper part every time, then the screen pieces are replaced layer by layer, and the replacing operation needs about 10 hours every time, so that the labor is occupied, the farming time is delayed, the production utilization rate of the cleaning machine is reduced, and the production efficiency of processing enterprises is greatly influenced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a but grain cleaner classification case open quick replacement classifying screen mechanism, this kind of mechanism can with the supporting use of various model sieve type cleaner classification case, simplify the process that current classification case changed the sieve piece greatly, shortened the change time, improved the production efficiency of machines. The mechanism has simple structure and convenient use and operation.
The to-be-solved technical problem of the utility model is realized by following structure: an open type quick-replacement grading sieve mechanism for a grading box of a grain cleaner comprises a grading box 1, a grading box rear cover 2 and a rack 3;
the lower edge of the front end of the rear cover 2 of the grading box is connected with the lower edge of the rear end of the grading box 1 through a pin shaft 4, and the upper part of the front end of the rear cover 2 of the grading box is detachably connected with the upper part of the rear end of the grading box 1; when the sieve sheet needs to be replaced, the classifying box rear cover 2 can be rotated backwards to be opened only by opening the connecting device between the upper part of the front end of the classifying box rear cover 2 and the upper part of the rear end of the classifying box 1, so that the sieve sheet needing to be replaced can be conveniently drawn out or put into the classifying box 1 manually;
two grain mixers 5 are horizontally arranged in the rear cover 2 of the grading box, and each grain mixer 5 comprises a fixed hand wheel 6, a sector adjusting positioning plate 7, a connecting rod 8 and a cover plate 9; when the grain mixer 5 is opened, grains on two adjacent sieve sheets can be mixed. The utility model discloses a grain flow direction adjusting device, including hierarchical case back cover 2, connecting rod 8, fan-shaped adjusting positioning plate 7, adjusting handle 10 is provided with on the circular arc sideline outside on fan-shaped adjusting positioning plate 7, and the circular arc sideline inboard, with sideline parallel arrangement arc wire casing, fixed hand wheel 6 wears out from the arc wire casing on fan-shaped adjusting positioning plate 7, and rotatory fixed hand wheel 6 can play the effect of relieving and fixed fan-shaped adjusting positioning plate 7, on connecting rod 8, the equidistant several apron 9 that is provided with, when needs adjust the grain flow direction, through pulling adjusting handle 10 messenger connecting rod 8 drive apron 9 and rotate to the suitable position, then screw up fixed hand wheel 6 and make grain blender 5 keep the stationary gesture motionless, apron 9 adjusts the grain flow direction in the box inside.
Furthermore, a movable clamp 11 is arranged at the upper part of the rear end of the grading box 1, and the movable clamp 11 comprises a base 12, a tensioning ring 13, a clamp handle 14, a bracket 15, a cylindrical support 16 and an adjusting nut 17, and is used for fastening the rear cover 2 of the grading box so as to be tightly combined with the grading box 1. The clamp structure is characterized in that a support 15 is vertically arranged on the base 12, one end of the clamp handle 14 is hinged to the support 15, a cylindrical support 16 is arranged in the middle of the clamp handle 14, two holes are horizontally formed in the positions, close to the two ends, of the cylindrical support 16, the tensioning ring 13 is configured to be U-shaped, the two ends of the U-shaped pass through the horizontal holes in the two ends of the cylindrical support 16, adjusting nuts 17 are respectively arranged on the two sides of the hole, the length of the tensioning ring 13 extending forwards can be adjusted by rotating the adjusting nuts 17, and then the function of adjusting the tension of the tensioning ring 13 is achieved. Two fixing rods 18 are respectively arranged on two sides of the upper part of the front end of the rear cover 2 of the grading box, the end parts of the fixing rods 18 are provided with connecting hooks, two sides of the upper part of the rear end of the grading box 1 are respectively and correspondingly provided with long holes, and the fixing rods 18 can penetrate through the long holes; when the rear cover 2 of the grading box is closed, the fixing rods 18 on the two sides penetrate through the long holes, the hoop handle 14 is lifted upwards, the tensioning ring 13 is sleeved on the connecting hook at the head of the fixing rod 18, and then the hoop handle 14 is pressed down until the rear cover 2 of the grading box is tensioned; when the rear cover 2 of the grading box needs to be opened, the clamp handle 14 is lifted upwards, the tensioning ring 13 is enabled to release the connecting hook at the head of the fixing rod 18, and the rear cover 2 of the grading box can be separated.
Further, a bag hanging device 19 is arranged below the rear portion of the grading box.
But this grain cleaner grading box open quick replacement classifying screen mechanism's advantage lies in, can use with various model sieve cleaner grading box is supporting, simplifies the process that current classifying screen changed the sieve piece greatly, has shortened the change time, has improved the production efficiency of machines.
Drawings
FIG. 1: schematic view of whole grain cleaner
FIG. 2: open type quick-replaceable classifying screen mechanism classifying box rear cover closed state schematic diagram
FIG. 3: open-type quick-replacement classifying screen mechanism classifying box rear cover open state schematic diagram
FIG. 4: structure schematic diagram of rear cover of open type quick-replaceable grading screen mechanism grading box
FIG. 5: FIG. 2 is a schematic view showing a part A enlarged
FIG. 6: FIG. 5 is a partial schematic view of the open state of the rear cover of the classifying box
FIG. 7: illustration of a flexible clamp
FIG. 8: side view of a flexible clamp
Description of the drawings
1 classification case, 2 classification case back lids, 3 frames, 4 round pin axles, 5 grain mixing ware, 6 fixed hand wheels, 7 fan-shaped adjusting positioning board, 8 connecting rods, 9 apron, 10 adjustment handle, 11 activity clamps, 12 bases, 13 straining ring, 14 clamp handles, 15 supports, 16 cylinder supports, 17 adjusting nut, 18 dead levers, 19 string bag wares.
Detailed Description
In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following detailed description of the present invention is provided with the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and thus the protection scope of the present invention can be defined more clearly.
As shown in fig. 1, 2 and 3, the utility model provides an open type quick-change grading screen mechanism for a grading box of a grain cleaner, which comprises a grading box 1, a rear cover 2 of the grading box and a frame 3.
As shown in fig. 4, 5 and 6, the lower edge of the front end of the rear cover 2 of the grading box is connected with the lower edge of the rear end of the grading box 1 through a pin 4, two fixing rods 18 are respectively arranged on two sides of the upper part of the front end of the rear cover 2 of the grading box, a connecting hook is arranged at the end part of each fixing rod 18, two long holes are respectively and correspondingly arranged on two sides of the upper part of the rear end of the grading box 1, and the fixing rods 18 can penetrate through the long holes; when the rear cover 2 of the classification box is closed, the fixing bars 18 on both sides pass through the long holes.
As shown in fig. 4, 5 and 8, a movable clamp 11 is arranged at the upper part of the rear end of the grading box 1, and the movable clamp 11 comprises a base 12, a tension ring 13, a clamp handle 14, a bracket 15, a cylindrical support 16 and an adjusting nut 17, and is used for fastening the rear cover 2 of the grading box to be tightly combined with the grading box 1. The clamp is characterized in that a support 15 is vertically arranged on the base 12, one end of a clamp handle 14 is hinged to the support 15, a cylindrical support 16 is arranged in the middle of the clamp handle 14, two holes are horizontally formed in the positions, close to the two ends, of the cylindrical support 16, the tensioning ring 13 is configured to be U-shaped, the two ends of the U-shaped pass through the horizontal holes in the two ends of the cylindrical support 16, adjusting nuts 17 are respectively arranged on the two sides of the hole, the length of the tensioning ring 13 extending forwards can be adjusted by rotating the adjusting nuts 17, and accordingly the function of adjusting the tension of the tensioning ring 13 is achieved.
When the rear cover 2 of the grading box needs to be closed, the hoop handle 14 is lifted upwards, the tensioning ring 13 is sleeved on the connecting hook at the head of the fixing rod 18, and then the hoop handle 14 is pressed down until the rear cover 2 of the grading box is tensioned; when the rear cover 2 of the grading box needs to be opened, the clamp handle 14 is lifted upwards, the tensioning ring 13 is enabled to release the connecting hook at the head of the fixing rod 18, and the rear cover 2 of the grading box can be separated.
The inside level of lid 2 is provided with two grain mixing ware 5 behind the grading box, grain mixing ware 5 includes fixed hand wheel 6, fan-shaped adjusting positioning board 7, connecting rod 8, apron 9, and when opening grain mixing ware 5, cereal on the two adjacent sieve pieces of mixable. The utility model discloses a grain flow direction adjusting device, including hierarchical case back cover 2, connecting rod 8, fan-shaped adjusting positioning plate 7, adjusting handle 10 is provided with on the circular arc sideline outside on fan-shaped adjusting positioning plate 7, and the circular arc sideline inboard, with sideline parallel arrangement arc wire casing, fixed hand wheel 6 wears out from the arc wire casing on fan-shaped adjusting positioning plate 7, and rotatory fixed hand wheel 6 can play the effect of relieving and fixed fan-shaped adjusting positioning plate 7, on connecting rod 8, the equidistant several apron 9 that is provided with, when needs adjust the grain flow direction, through pulling adjusting handle 10 messenger connecting rod 8 drive apron 9 and rotate to the suitable position, then screw up fixed hand wheel 6 and make grain blender 5 keep the stationary gesture motionless, apron 9 adjusts the grain flow direction in the box inside.
A bag hanging device 19 is arranged on the frame 3 and below the rear part of the grading box.
The utility model discloses a theory of operation is: when the sieve sheet needs to be replaced, the connecting device for the upper part of the front end of the rear cover 2 of the grading box and the upper part of the rear end of the grading box 1 is opened, so that the rear cover 2 of the grading box can be rotated backwards to be opened, and the sieve sheet needing to be replaced can be conveniently drawn out or put into the rear part of the grading box 1 manually. When the grain flow direction needs to be adjusted, the connecting rod 8 drives the cover plate 9 to rotate to a proper position by pulling the adjusting handle 10, then the fixed hand wheel 6 is screwed down to keep the grain mixer 5 in a fixed posture, and the cover plate 9 adjusts the grain flow direction in the box body.
Claims (3)
1. The utility model provides a but grain cleaner classifying box open quick replacement classifying screen mechanism, lid (2), frame (3) behind classifying box (1), the classifying box, its characterized in that: the lower edge of the front end of the rear cover (2) of the grading box is connected with the lower edge of the rear end of the grading box (1) through a pin shaft (4), and the upper part of the front end of the rear cover (2) of the grading box is detachably connected with the upper part of the rear end of the grading box (1); two grain mixers (5) are horizontally arranged in the rear cover (2) of the grading box, and each grain mixer (5) comprises a fixed hand wheel (6), a sector adjusting positioning plate (7), a connecting rod (8) and a cover plate (9); the connecting rod (8) is fixed on two side walls of the rear cover (2) of the grading box through bearings, and a fan-shaped adjusting positioning plate (7) is arranged at the end part of one side of the connecting rod (8); on fan-shaped regulation locating plate (7), be provided with adjustment handle (10) in the circular arc sideline outside, at the circular arc sideline inboard, with sideline parallel arrangement have an arc wire casing, fixed hand wheel (6) are worn out from the arc wire casing on fan-shaped regulation locating plate (7), and rotatory fixed hand wheel (6) can be disengaged and fixed fan-shaped regulation locating plate (7), on connecting rod (8), and the equidistant several apron (9) that is provided with.
2. The grain cleaner classifying box open type quick replacement classifying screen mechanism according to claim 1, characterized in that: a movable clamp (11) is arranged at the upper part of the rear end of the grading box (1), and the movable clamp (11) comprises a base (12), a tensioning ring (13), a clamp handle (14), a bracket (15), a cylindrical support (16) and an adjusting nut (17); the clamp is characterized in that a support (15) is vertically arranged on the base (12), one end of the clamp handle (14) is hinged to the support (15), a cylindrical support (16) is arranged in the middle of the clamp handle (14), two holes are horizontally formed in the positions, close to the two ends, of the cylindrical support (16), the tensioning ring (13) is configured to be U-shaped, the two ends of the U-shaped cylindrical support (16) penetrate through the horizontal holes in the two ends, adjusting nuts (17) are respectively arranged on the two sides of the U-shaped cylindrical support, and the rotating adjusting nuts (17) can adjust the forward extending length of the tensioning ring (13) so as to adjust the tension of the tensioning ring (13); two fixing rods (18) are respectively arranged on two sides of the upper portion of the front end of the rear cover (2) of the grading box, connecting hooks are arranged at the end portions of the fixing rods (18), long holes are correspondingly formed in two sides of the upper portion of the rear end of the grading box (1), and the fixing rods (18) can penetrate through the long holes.
3. The grain cleaner classifying box open type quick replacement classifying screen mechanism according to claim 1, characterized in that: a bag hanging device (19) is arranged on the rack (3) and is positioned below the rear part of the grading box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220684680.3U CN217369240U (en) | 2022-03-26 | 2022-03-26 | Open type quick-replaceable grading sieve mechanism for grading box of grain cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220684680.3U CN217369240U (en) | 2022-03-26 | 2022-03-26 | Open type quick-replaceable grading sieve mechanism for grading box of grain cleaner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217369240U true CN217369240U (en) | 2022-09-06 |
Family
ID=83105748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220684680.3U Active CN217369240U (en) | 2022-03-26 | 2022-03-26 | Open type quick-replaceable grading sieve mechanism for grading box of grain cleaner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217369240U (en) |
-
2022
- 2022-03-26 CN CN202220684680.3U patent/CN217369240U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 015499 yuanziqu street, Shanba Town, Hangjinhou banner, Bayannur City, Inner Mongolia Autonomous Region Patentee after: Inner Mongolia Hengli Machinery Co.,Ltd. Country or region after: China Address before: 015499 yuanziqu street, Shanba Town, Hangjinhou banner, Bayannur City, Inner Mongolia Autonomous Region Patentee before: Bayannur Hengli Machinery Co.,Ltd. Country or region before: China |