CN220140223U - Crop particle peeling and collecting device - Google Patents

Abstract

The utility model belongs to the technical field of agriculture, in particular to a crop particle peeling and collecting device, which comprises a feeding hopper, wherein the bottom end of the feeding hopper penetrates through the end part of the upper surface of a shell and is fixedly arranged at the end part of the circumferential surface of a threshing cage, and a discharging hole of the feeding hopper is communicated with a feeding hole of the threshing cage; auxiliary convex nails which are arranged in a spiral way are arranged on the inner circumferential surface of the wall of the threshing cage; the auxiliary convex nails and the particle leakage holes are intersected and arranged in a staggered manner; a threshing auger is arranged on the central axis in the threshing cage; the threshing auger is rotationally connected with the threshing cage; the end part of the threshing cage far away from the upper hopper is fixedly connected with the lower stem cylinder to form a stem outlet channel; the utility model is suitable for threshing crops with different diameters, so that the threshing of the crops is cleaner, the rapid feeding and discharging are realized, the threshing efficiency is improved, the collected crop particles are cleaner, secondary screening is not needed, the whole process is dust-free, the working environment is purified, and the health of workers is ensured.

Description

Crop particle peeling and collecting device

Technical Field

The utility model belongs to the technical field of agriculture, and particularly relates to a crop particle peeling and collecting device.

Background

The threshing machine is a harvesting machine, and mainly refers to a harvesting machine for grain crops, and the types of the threshing machine are different according to different grain crops, such as a rice thresher, a corn thresher and the like, which are used for threshing corn, so that the labor intensity of harvesting the crops is greatly reduced due to the appearance of various threshing machines, and the agricultural productivity is improved.

At present, the threshing machine has various structural forms, relates to manual operation and motor operation, and the manual domestic corn and soybean threshing machine is mostly hand-operated, and the defects are that the working efficiency is low, and time and labor are wasted. Most corn and soybean threshing machines are designed in a hard extrusion mode, and because the size of the running channel of the threshing cylinder is relatively fixed, the threshing rate is lower for corn cobs with different sizes of the cob, and meanwhile, the situation that the breaking rate is too large or the crop stalks are crushed exists.

Disclosure of Invention

In order to make up for the deficiency of the prior art, solve the above-mentioned technical problem; the utility model provides a crop particle peeling and collecting device.

The technical scheme adopted for solving the technical problems is as follows: the crop particle peeling and collecting device comprises a feeding hopper, wherein the bottom end of the feeding hopper penetrates through the end part of the upper surface of a shell and is fixedly arranged at the end part of the circumferential surface of a threshing cage, and a discharging hole of the feeding hopper is communicated with a feeding hole of the threshing cage; a motor chamber is arranged on one side of the shell, close to the feeding hopper; a lower stem cylinder is arranged on one side of the shell, which is far away from the feeding hopper; a discharging hopper is arranged at the bottom of the shell; the threshing cage is fixedly arranged at the upper position inside the shell; a plurality of granule leaking holes are uniformly distributed on the circumferential surface of the wall of the threshing cage; auxiliary convex nails which are arranged in a spiral way are arranged on the inner circumferential surface of the wall of the threshing cage; the auxiliary convex nails and the particle leakage holes are intersected and arranged in a staggered manner; a threshing auger is arranged on the central axis in the threshing cage; the threshing auger is rotationally connected with the threshing cage; threshing nails are arranged on the outer circumferential surface of the threshing auger; the threshing nails are spirally arranged on the outer circumferential surface of the threshing auger and are spirally staggered in the same direction with the auxiliary protruding nails spirally arranged on the inner circumferential surface of the cage wall of the threshing cage in a coaxial and same-rotation manner; the end part of the threshing nail extending into the threshing auger is movably limited in the threshing auger; a spring is sleeved on the threshing nail extending rod; the extended end part of the threshing nail is provided with a ball head; the diameter of the ball head is larger than that of the spring, and the movable range of the spring is limited, so that the threshing nail can be telescopic; the threshing auger is inserted into the motor chamber at the side of the threshing cage and the shell, which are sequentially extended out from the end part of the shaft lever, which is close to the feeding hopper, of the threshing auger; a dust collecting chamber is arranged at the bottom of the motor chamber; the end part of the threshing cage far away from the upper hopper is fixedly connected with the lower stem cylinder to form a stem outlet channel; and a frame is fixedly arranged around the outer wall of the shell.

Preferably, the end part of the threshing cage far away from the feeding hopper is provided with a stem outlet; the end, far away from the shaft rod of the feeding hopper, of the threshing auger is rotationally connected with the stem outlet; the stem outlet is communicated with the lower stem barrel to form a stem outlet channel.

Preferably, a spiral column is arranged on the outer circumferential surface of the threshing auger; the spiral columns are distributed between every two adjacent threshing nails; the spiral columns and the threshing nails are coaxially and spirally arranged in a staggered way in the same rotation direction; the threshing nail is higher than the spiral column.

Preferably, a driving motor is fixedly arranged in the motor chamber at one side close to the shell; the shaft end of the driving motor is provided with a belt pulley I; the belt pulley I is matched with one end of the belt; the other end of the belt is matched with a belt pulley arranged on the end part of the shaft rod of the threshing auger inserted into the shell; a dust collection fan chamber is arranged at one side, far away from the shell, of the interior of the motor chamber; an air outlet hole is formed in the top end of the dust collection fan chamber; a fan driving motor is arranged in the dust collection fan chamber; a double-layer leaf fan; a motor shaft of the fan driving motor is fixedly connected with the double-layer leaf fan shaft; the bottom of the dust collection fan chamber is communicated with the dust collection chamber.

Preferably, a dustproof mesh is arranged at the position where the dust collection chamber is communicated with the dust collection fan chamber; a dust inlet is formed in one side of the end part of the dust collecting chamber, which is close to the shell, and a dust outlet is formed in the outer wall of the shell, which corresponds to the dust inlet; the dust inlet is provided with a particle blocking net; the particle blocking net is movably connected with the dust collecting chamber through magnetic attraction; a dust cleaning door is arranged at the lower side of the end part of the dust collection chamber far from the near shell; the top end of the dust cleaning door is movably connected with the dust collecting chamber; the dust collecting chamber is movably connected with the bottom end of the dust cleaning door through magnetic attraction.

Preferably, the outlet end of the discharging hopper is fixedly connected with an elastic dead weight folding splash-proof cloth I to form a closed particle outlet channel.

The beneficial effects of the utility model are as follows:

1. the threshing and collecting device for the crop particles is internally provided with the threshing augers with the coaxial double spiral structures which are arranged in a staggered mode in the same rotation direction, the height of the double spiral structures is staggered, the threshing nails can freely stretch and retract on the threshing auger shaft under the action of the springs, the range applicable to different farming diameters is further increased, the inner circumferential surface of the cage wall of the threshing cage is provided with auxiliary protruding nails which are arranged in a spiral mode, threshing is assisted, crops are enabled to be threshed cleanly, and the efficiency of the threshing cage is improved.

2. According to the crop particle peeling and collecting device, broken crop stems can be removed through the staggered distribution of the spiral columns on the threshing auger and the threshing nail double-spiral mechanism, and meanwhile, the device is matched with auxiliary convex nails which are arranged in a spiral manner on the inner circumferential surface of the cage wall of the threshing cage, so that the speed and the cleanliness for removing the broken crop stems are further improved, the broken crop stems are effectively prevented from blocking the inner space of the threshing cage, and the working efficiency and the threshing dryness of the machine are reduced.

3. According to the crop particle peeling and collecting device, screw columns and threshing nails which are distributed in a staggered manner on the threshing auger are coaxial, the same-rotation direction and staggered manner are arranged on the double-screw structure, auxiliary protruding nails which are distributed on the threshing cage in a screw manner are coaxial, the same-rotation direction and spiral, and the auxiliary protruding nails are matched with the threshing cage, so that the threshed crop stems can be rapidly pushed out of the threshing cage through the structure, rapid feeding and discharging are achieved, and threshing efficiency is improved.

4. The crop particle peeling and collecting device provided by the utility model has the advantages that the dust suction fan can enable a plurality of impurities such as broken particles, dust, crop stem leaf scraps and the like in crop particles to be sucked into the dust collecting chamber, so that the collected crop particles are cleaner, secondary screening is not needed, dust is removed in the whole process, the working environment is purified, and the health of workers is ensured.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic cross-sectional view of the present utility model;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is an enlarged view of a portion of B in FIG. 1;

fig. 4 is a schematic perspective view of the threshing cage 3 of the utility model;

fig. 5 is a schematic rear view of the three-dimensional structure of the threshing cage 3 of the utility model;

fig. 6 is a schematic perspective view of the dust collecting chamber 5 of the present utility model;

fig. 7 is a schematic perspective view of a particle arresting net 53 according to the present utility model;

in the figure: a feeding hopper 1; a housing 2; a lower stem drum 21; a blanking hopper 22; a threshing cage 3; a particle leakage hole 31; auxiliary studs 32; a threshing auger 33; a stem outlet 34; threshing nail 331; a spring 3311; ball head 3312; a helical post 332; a motor chamber 4; a drive motor 41; pulley one 42; a belt 43; pulley two 44; a dust collection fan chamber 45; an air outlet hole 451; a fan driving motor 452; a double-layer leaf fan 453; a dust collection chamber 5; a dust-proof mesh 51; dust inlet 52; a particle arresting net 53; a dust cleaning door 54; and a frame 6.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

at present, the threshing machine has various structural forms, relates to manual operation and motor operation, and the manual domestic corn and soybean threshing machine is mostly hand-operated, and has the defects of low working efficiency, time and labor waste. Most corn and soybean threshing machines are designed in a hard extrusion mode, and because the size of an operation channel of a threshing cylinder is relatively fixed, the threshing efficiency is lower for corn cobs with different sizes of the cobs, and meanwhile, the situation that the breaking rate is too large or crop cobs are crushed exists;

in order to effectively solve the problems, the utility model provides a crop particle peeling and collecting device, which is shown in figures 1-7 in the attached drawings of the specification, and comprises a feeding hopper 1, wherein the bottom end of the feeding hopper 1 passes through the end part of the upper surface of a shell 2 and is fixedly arranged at the end part of the circumferential surface of a threshing cage 3, and a discharge hole of the feeding hopper 1 is communicated with a feed hole of the threshing cage 3 so as to pour crops into the threshing cage 3; a motor chamber 4 is arranged on one side of the shell 2 close to the feeding hopper 1, and the motor chamber 4 is made of insulating materials, so that electric leakage is prevented, and the safety coefficient is improved; a lower stem cylinder 21 is arranged on one side of the shell 2 far away from the feeding hopper 1, and the threshed crop stems can be discharged from the lower stem cylinder 21; the drum mouth of the lower stem drum 21 faces the ground, so that the crop stems can be discharged rapidly by utilizing the gravity of the crop stems; the bottom of the shell 2 is provided with a blanking hopper 22 which can discharge crop particles out of the machine;

the threshing cage 3 is fixedly arranged in the shell 2; the threshing cage 3 is made of stainless steel, and a plurality of particle leakage holes 31 are uniformly distributed on the circumferential surface of the wall of the threshing cage 3; the inner circumferential surface of the wall of the threshing cage 3 is provided with auxiliary convex nails 32 which are spirally arranged, the auxiliary convex nails 32 are protruded on the inner surface of the wall of the threshing cage 3 to assist threshing of crops, the auxiliary convex nails 32 are intersected with the granule leaking holes 31 in a staggered manner and do not interfere with the discharge of threshing of the crops, and a threshing auger 33 is arranged on the central axis inside the threshing cage 3; the threshing auger 33 is rotatably connected with the threshing cage 3, so that crop threshing can be realized; threshing nails 331 are arranged on the outer circumferential surface of the threshing auger 33; the threshing nails 331 rotating at high speed can enable crops to be threshed, the threshing nails 331 are spirally arranged on the outer circumferential surface of the threshing auger 33, the threshed crop stalks can be discharged, the auxiliary protruding nails 32 spirally arranged on the inner circumferential surface of the cage wall of the threshing cage 3 are spirally staggered in the same axial direction, the threshing nails 331 and the auxiliary protruding nails 32 are meshed with each other at intervals, the threshing cleanliness is improved, the working efficiency is also improved, meanwhile, the threshing nails 331 are matched with the auxiliary protruding nails 32 spirally arranged on the inner circumferential surface of the cage wall of the threshing cage 3, the speed and the cleanliness of removing broken crop stalks are further improved, the broken crop stalks are effectively prevented from blocking the inner space of the threshing cage 3, the working efficiency and the threshing dryness of the machine are reduced, and the threshed crop stalks can be rapidly pushed out of the threshing cage 3, so that the rapid feeding and discharging are realized, and the threshing efficiency is improved; the end part of the threshing nail 331 extending into the threshing auger 33 is movably limited in the threshing auger 33, a spring 3311 is sleeved on an extending rod of the threshing nail 331, a ball head 3312 is arranged at the extending end part of the threshing nail 331, the diameter of the ball head 3312 is larger than that of the spring 3311, and the movable range of the spring 3311 is limited, so that the threshing nail 331 is telescopic and suitable for crops with different diameters, the threshing nail 331 is effectively close to crops with different diameters through the telescopic action of the spring 3311, the crops are threshed more cleanly, and the efficiency is improved; the threshing auger 33 is inserted into the motor chamber 4 at the side of the threshing cage 3 and the shell 2 which are sequentially extended from the end part of the shaft rod close to the feeding hopper 1; the internal device of the motor chamber 4 can provide power for the threshing auger 33, and the bottom of the motor chamber 4 is provided with a dust collecting chamber 5; the dust collecting chamber 5 is used for collecting crop branch and leaf scraps and dust;

the end part of the threshing cage 3 far away from the upper hopper 1 is fixedly connected with a lower stem cylinder 21 to form a stem outlet channel; a frame 6 is fixedly arranged around the outer wall of the casing 2.

The specific working flow is as follows: the crop is put into the feeding hopper 1, enters the threshing cage 3 from the feeding hopper 1, and is threshed through the cooperation of the threshing nail 331 on the threshing auger 33 and the auxiliary protruding nail 32 on the inner circumferential surface of the cage wall of the threshing cage 3, the threshing nail 331 can freely stretch and retract on the threshing auger 33 through the action of the spring 3311, the threshing machine is suitable for threshing crops with different diameters, and the inner circumferential surface of the cage wall of the threshing cage 3 is provided with the auxiliary protruding nail 32 which is spirally arranged, so that the threshing of the crop is cleaner and the efficiency of the threshing machine is improved; broken crop stalks can be removed through the staggered distribution of the spiral columns 332 on the threshing auger 33 and the threshing nails 331, and simultaneously, the broken crop stalks are matched with auxiliary convex nails 32 which are arranged in a spiral manner on the inner circumferential surface of the cage wall of the threshing cage 3, so that the speed and the cleanliness of removing the broken crop stalks are further improved, and the broken crop stalks are effectively prevented from blocking the inner space of the threshing cage 3, and the working efficiency and the threshing dryness of the machine are reduced.

Embodiment two:

on the basis of the first embodiment, as shown in figures 1-7 in the drawings of the specification, the end part of the threshing cage 3, which is far away from the feeding hopper 1, is provided with a stem outlet 34; the shaft lever end of the threshing auger 33 far away from the feeding hopper 1 is rotationally connected with a stem outlet 34; the stem outlet 34 is communicated with the lower stem barrel 21 to form a stem outlet channel, and the barrel opening of the lower stem barrel 21 faces the ground to facilitate the quick discharge of crop stems by utilizing self gravity.

Embodiment III:

on the basis of the first embodiment, as shown in fig. 1-7 in the drawings of the specification, a spiral column 332 is arranged on the outer circumferential surface of the threshing auger 33; the spiral columns 332 are distributed between every two adjacent threshing nails 331; the spiral column 332 and the threshing nail 331 are coaxially and spirally arranged in a staggered way in the same rotation direction; the height of the threshing nail 331 is Yu Luoxuan column 332;

the specific working flow is as follows: the double-screw mechanism of the screw column 332 and the threshing nail 331 on the threshing auger 33 can be further suitable for threshing crops with different diameters, so that threshing is cleaner, broken crop stalks can be removed, the speed and the dryness of removing the crop stalks are improved, and the working efficiency of the machine is improved.

Embodiment four:

on the basis of the first embodiment, as shown in figures 1-7 in the drawings of the specification, a driving motor 41 is fixedly arranged at one side, close to a shell 2, of a motor chamber 4, a belt pulley I42 is arranged at the motor shaft end of the driving motor 41, and the belt pulley I42 is matched with one end of a belt 43; the other end of the belt 43 is matched with a belt pulley II 44 arranged on the end part of a shaft rod of the threshing auger 33 inserted into the machine shell 2, and a dust collection fan chamber 45 is arranged on one side of the interior of the motor chamber 4 away from the machine shell 2; an air outlet 451 is arranged at the top end of the dust collection fan chamber 45; a fan driving motor 452 is arranged in the dust collection fan chamber 45; a double-layer leaf fan 453; the motor shaft of the fan driving motor 452 is fixedly connected with the shaft of the double-layer leaf fan 453; the bottom of the dust collection fan chamber 45 is communicated with the dust collection chamber 5;

the specific working flow is as follows: the driving motor 41 drives the belt pulley I42, the belt pulley I42 drives the belt 43, and the belt 43 drives the belt pulley II 44 so as to drive the threshing auger 33 to rotate for threshing crops; the double-layer leaf fan 453 is driven by the fan driving motor 452 arranged in the dust collection fan chamber 45 to form a dust collection effect.

Fifth embodiment:

on the basis of the fourth embodiment, as shown in figures 1-7 in the drawings of the specification, a dustproof mesh 51 is arranged at the position where the dust collecting chamber 5 is communicated with the dust collecting fan chamber 45; the dust collecting chamber 5 is provided with a dust inlet 52 at one side close to the end part of the casing 2 and a dust outlet 23 at the outer wall of the casing 2 corresponding to the dust inlet 52; the dust inlet 52 is provided with a particle blocking net 53; the particle blocking net 53 is movably connected with the dust collecting chamber 5 through magnetic attraction; a dust cleaning door 54 is arranged at the lower side of the end part of the dust collection chamber 5 far from the near shell 2; the top end of the dust cleaning door 54 is movably connected with the dust collecting chamber 5; the dust collecting chamber 5 at the bottom end of the dust cleaning door 54 is movably connected through magnetic attraction.

The specific working flow is as follows: the fan driving motor 452 arranged in the dust collection fan chamber 45 drives the double-layer leaf fan 453 to collect dust, dust and crushed crop leaves block the sucked crop particles through the particle blocking net 53 through the dust inlet 52 on the dust collection chamber 5, so that grain waste is prevented, the particle blocking net 53 is fixedly connected with the dust collection chamber 5 through magnetic attraction, the disassembly is convenient, the replacement is quick, and the particle blocking net 53 with holes can be replaced according to the size of the crop particles; finally, the dust collection chamber 5 is entered, wind power is discharged from the air outlet 451 at the top end of the dust collection fan chamber 45 through the dust-proof mesh 51, so that a plurality of impurities such as broken grains, dust and crop stem leaf fragments in crop particles can be sucked into the dust collection chamber 5, the collected crop particles are cleaner, secondary screening is not needed, the whole process is dust-free, the working environment is purified, the physical health of workers is guaranteed, and the dust cleaning door 54 is convenient to clean dust in the dust collection chamber 5.

Example six:

on the basis of the fifth embodiment, as shown in figures 1-7 in the attached drawings of the specification, the outlet end of the discharging hopper 22 is fixedly connected with an elastic dead weight folding splash-proof cloth 24 to form a closed granule discharging channel;

the specific working flow is as follows: the particles that deviate from are easy to splash around when coming out from hopper 22 down, and the container that gathers plant particles forms airtight play grain passageway with hopper 22 down in hopper 22 down with hopper 22 down to install the folding splash proof cloth of elasticity dead weight one 24 in hopper 22 export down, prevent that the particles from splashing around easily when coming out from hopper 22 down, the folding splash proof cloth of elasticity dead weight one 24 is scalable.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The crop particle peeling and collecting device comprises a feeding hopper (1), wherein the bottom end of the feeding hopper (1) penetrates through the end part of the upper surface of a shell (2) and is fixedly arranged at the end part of the circumferential surface of a threshing cage (3), and a discharge hole of the feeding hopper (1) is communicated with a feed inlet of the threshing cage (3);

a motor chamber (4) is arranged on one side of the shell (2) close to the feeding hopper (1);

a lower stem cylinder (21) is arranged on one side of the shell (2) far away from the upper hopper (1);

a discharging hopper (22) is arranged at the bottom of the shell (2);

the threshing cage (3) is fixedly arranged at the upper position inside the shell (2); a plurality of granule leaking holes (31) are uniformly distributed on the circumferential surface of the wall of the threshing cage (3); it is characterized in that the method comprises the steps of,

auxiliary convex nails (32) which are arranged in a spiral way are arranged on the inner circumferential surface of the cage wall of the threshing cage (3);

the auxiliary convex nails (32) are intersected and arranged in a staggered manner with the particle leakage holes (31);

a threshing auger (33) is arranged on the central axis in the threshing cage (3);

the threshing auger (33) is rotationally connected with the threshing cage (3);

threshing nails (331) are arranged on the outer circumferential surface of the threshing auger (33);

the threshing nails (331) are spirally arranged on the outer circumferential surface of the threshing auger (33), and are coaxially and spirally staggered with auxiliary convex nails (32) spirally arranged on the inner circumferential surface of the cage wall of the threshing cage (3);

the end part of the threshing nail (331) extending into the threshing auger (33) is movably limited in the threshing auger (33);

a spring (3311) is sleeved on the extending rod of the threshing nail (331);

the extended end part of the threshing nail (331) is provided with a ball head (3312);

the diameter of the ball head (3312) is larger than that of the spring (3311), and the movable range of the spring (3311) is limited, so that the threshing nail (331) can be telescopic;

the threshing auger (33) is inserted into the motor chamber (4) from the side surfaces of the threshing cage (3) and the shell (2) which are sequentially extended from the end part of the shaft rod close to the feeding hopper (1);

a dust collection chamber (5) is arranged at the bottom of the motor chamber (4);

the end part of the threshing cage (3) far away from the feeding hopper (1) is fixedly connected with the lower stem cylinder (21) to form a stem outlet channel;

a frame (6) is fixedly arranged around the outer wall of the shell (2).

2. A crop particle flaking and collecting apparatus in accordance with claim 1 wherein: the end part of the threshing cage (3) far away from the feeding hopper (1) is provided with a stem outlet (34);

the end, far away from the shaft rod of the feeding hopper (1), of the threshing auger (33) is rotationally connected with the stem outlet (34);

the stem outlet (34) is communicated with the lower stem cylinder (21) to form a stem outlet channel.

3. A crop particle flaking and collecting apparatus in accordance with claim 1 wherein: a spiral column (332) is arranged on the outer circumferential surface of the threshing auger (33);

the spiral columns (332) are distributed between every two adjacent threshing nails (331);

the spiral column (332) and the threshing nail (331) are coaxially and spirally arranged in a staggered way in the same rotation direction;

the threshing nail (331) is higher than the screw column (332).

4. A crop particle flaking and collecting apparatus in accordance with claim 1 wherein: a driving motor (41) is fixedly arranged in the motor chamber (4) at one side close to the shell (2);

the motor shaft end of the driving motor (41) is provided with a belt pulley I (42);

the first belt pulley (42) is matched with one end of the belt (43);

the other end of the belt (43) is matched with a belt pulley II (44) arranged on the end part of the shaft rod of the threshing auger (33) inserted into the machine shell (2);

a dust collection fan chamber (45) is arranged at one side, away from the shell (2), of the interior of the motor chamber (4);

an air outlet hole (451) is formed in the top end of the dust collection fan chamber (45);

a fan driving motor (452) is arranged in the dust collection fan chamber (45); a double-layer leaf fan (453);

a motor shaft of the fan driving motor (452) is fixedly connected with a shaft of the double-layer leaf fan (453);

the bottom of the dust collection fan chamber (45) is communicated with the dust collection chamber (5).

5. A crop particle flaking and collecting apparatus in accordance with claim 4 wherein: a dustproof mesh (51) is arranged at the position where the dust collection chamber (5) is communicated with the dust collection fan chamber (45);

a dust inlet (52) is formed in one side of the end part of the dust collection chamber (5) close to the casing (2), and a dust outlet (23) is formed in the outer wall of the casing (2) corresponding to the dust inlet;

the dust inlet (52) is provided with a particle blocking net (53);

the particle blocking net (53) is movably connected with the dust collecting chamber (5) through magnetic attraction;

a dust cleaning door (54) is arranged at the lower side of the end part of the dust collection chamber (5) far away from the near shell (2);

the top end of the dust cleaning door (54) is movably connected with the dust collection chamber (5);

the dust collection chamber (5) at the bottom end of the dust cleaning door (54) is movably connected through magnetic attraction.

6. A crop particle flaking and collecting apparatus in accordance with claim 1 wherein: the outlet end of the discharging hopper (22) is fixedly connected with an elastic dead weight folding splash-proof cloth I (24) to form a closed particle outlet channel.