CN215784894U - Rice wind selection device - Google Patents

Abstract

The utility model discloses a rice winnowing device which comprises a base, wherein supporting legs are fixedly mounted at four corners of the bottom of the base, caster assemblies are arranged at the bottoms of the supporting legs, a processing box is fixedly mounted at the top of the base, the shape of a cross section at the lower end inside the processing box is circular arc, a winnowing mechanism is fixedly mounted on the left side of the top of the processing box, and a dispersing frame is rotatably connected to the upper end inside the processing box. By adopting the structure, the winnowing mechanism, the driving mechanism, the stirring frame and the dispersing frame are matched, so that when the rice winnowing machine is used, the stirring frame and the dispersing frame are driven to rotate by the driving mechanism, rice is rolled by the spiral stirring paddle on the stirring frame, and the rolled rice can be further scattered by driving the dispersing frame, so that dust with lighter internal mass of the rice is lifted, the rice is effectively winnowed, the quality of the rice is improved, and the residual quantity of the dust and the residual quantity of the rice bran in the rice are reduced.

Description

Rice wind selection device

Technical Field

The utility model belongs to the technical field of rice processing, and particularly relates to a rice wind separation device.

Background

Because the paddy rice is generally planted in soil and is accompanied with the fertilization process of a fertilizer, the paddy rice on the paddy rice is easy to adhere dust containing elements such as nitrogen, phosphorus, potassium and the like in the growth process of the paddy rice, and the dust containing the elements such as nitrogen, phosphorus and potassium on the paddy rice is not dropped along with the continuous growth of the paddy rice, the surface of the paddy rice needs to be treated when the paddy rice is processed, and then impurities in the paddy rice are removed;

present current air separator simple structure, at the in-process of concrete use, it is relatively poor to the filtration screening ability of rice, leads to the rice through the selection by winnowing after, and some broken rice still remain in its inside to influence the quality of rice, and current air separator selection by winnowing precision is lower, through the selection by winnowing after, still can mix with a small amount of dust and rice chaff, it is comparatively inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a rice winnowing device, and aims to solve the problems that the existing winnowing device is simple in structure, the filtering and screening capacity of rice is poor in the specific use process, some broken rice still remains in the rice after the rice is winnowed, the quality of the rice is affected, the winnowing precision of the existing winnowing device is low, and a small amount of dust and rice chaff still remain after the rice is winnowed.

The technical purpose of the utility model is realized by the following technical scheme:

a rice wind separation device, which comprises a base, wherein four corners at the bottom of the base are fixedly provided with supporting legs, the bottom of the supporting leg is provided with a caster wheel component, the top of the base is fixedly provided with a processing box, the shape of the lower end section in the processing box is arc, the left side of the top of the processing box is fixedly provided with an air separation mechanism, the upper end in the processing box is rotationally connected with a dispersion frame, the lower end of the interior of the processing box is rotationally connected with a stirring frame, the right side of the processing box is fixedly provided with a driving mechanism, the right side of the bottom of the processing box is fixedly provided with a screening mechanism, the left side of the bottom of the processing box is fixedly provided with a discharge hopper, the output end of the discharge hopper penetrates through the left side of the base, the right side of the top of the processing box is fixedly provided with a feed hopper, the front lower extreme of processing case articulates there is the door that opens and shuts, the lower extreme both sides of door that open and shut pass through lock and the positive lower extreme fixed connection of processing case.

Through adopting above-mentioned technical scheme, through setting up selection by winnowing mechanism, actuating mechanism, stirring frame and dispersion frame cooperate, make when using, drive stirring frame and dispersion frame through actuating mechanism and rotate, thereby make the spiral stirring rake on the stirring frame roll the corn, simultaneously through drive dispersion frame, can further break up the corn that rolls, thereby raise the dust that the internal quality of corn is lighter, and then carry out the selection by winnowing to the corn effectively, the quality of rice has been improved, the inside dust of rice and the amount of residue of rice bran have been reduced.

Further, as preferred technical scheme, the truckle subassembly includes the recess, the bottom of supporting leg is all seted up to the recess, the inside fixed mounting of recess has buffer spring, the buffer spring bottom is rotated and is connected with the universal wheel.

Through adopting above-mentioned technical scheme, through setting up the truckle subassembly for when this device need remove, accessible universal wheel laminating ground rolls, and then removes this device, and at the in-process that removes, the inside buffer spring of accessible recess cushions, thereby has improved the convenient to use nature and the stability of this device.

Further, as preferred technical scheme, air separator constructs including suction fan and rose box, suction fan fixed mounting is in the top left side of processing case, the input of suction fan sets up in processing incasement top left side, rose box fixed mounting is in the left side upper end of processing case, the rose box top is linked together through communicating pipe and the output of suction fan, the positive upper end fixed mounting of rose box has the filter mantle, the inside lower extreme of rose box is equipped with collects the drawer.

Through adopting above-mentioned technical scheme, through setting up selection by winnowing mechanism, make when using, the accessible starts the suction fan, and the suction fan forms the negative pressure in processing incasement portion, thereby adsorb the dust and the rice bran of processing incasement portion and carry the rose box inside through communicating pipe, filter mantle through the rose box upper end filters dust and rice bran, and then make dust and rice bran fall back to collect inside the drawer, thereby rice bran and dust in the corn have been removed effectively, and convenient the recovery.

Further, as preferred technical scheme, actuating mechanism includes driving motor and second drive wheel, the second drive wheel rotates to be connected in the right side upper end of processing case, driving motor fixed mounting is on base top right side, driving motor's output fixed mounting has first drive wheel, be connected through transmission belt transmission between first drive wheel and the second drive wheel, processing case and second drive wheel left side fixed connection are run through to the right side of dispersion frame, the left side fixed connection of processing case and first drive wheel is run through to the right side of agitator.

Through adopting above-mentioned technical scheme, through setting up actuating mechanism for when using, the driving motor in the accessible actuating mechanism drives first drive wheel and rotates, thereby drives the second drive wheel through the drive belt and rotates, and then drives the frame that disperses and stir the frame and rotate, thereby lifts the corn and lasts the selection by winnowing.

Further, as preferred technical scheme, the agitator includes the pivot, the pivot is rotated and is connected in the inside lower extreme of processing case, the fixed surface of pivot installs the spiral stirring rake, fixed connection in the middle of the right side inner wall of processing case and the left side of first drive wheel is run through to the right-hand member of pivot.

Through adopting above-mentioned technical scheme, through setting up the stirring frame, make when using, accessible driving motor drives first drive wheel and rotates, and then drive the pivot and rotate, thereby it rotates to drive spiral stirring rake, alright raise the corn this moment, simultaneously because the stirring of spiral stirring rake, make the guide rail assemble the inside right side of processing case, and then avoid discharging through a hopper, when the unloading of needs, only need reverse start-up driving motor to drive spiral stirring rake antiport, thereby with rice to go out hopper department and carry out the unloading, the convenience of use of this device has been improved.

Further, as preferred technical scheme, the dispersion frame includes the cross axle, the cross axle rotates to be connected in the inside upper end of processing case, equidistant fixed mounting has the dispersion pole on the cross axle surface, the bar groove has been seted up to one side of dispersion pole, the dispersion pole all sets up in the cross axle surface of spiral stirring rake horizontal clearance department, the right-hand member of cross axle runs through the right-hand member of processing case and the middle fixed connection in second drive wheel left side.

Through adopting above-mentioned technical scheme, through setting up the dispersion frame for when using, accessible driving motor drives first drive wheel and rotates, and then drives the second drive wheel through the drive belt and rotate, thereby drives the cross axle and rotates, drives the corn that dispersion rod raised the helical mixing propeller through the cross axle this moment and breaks up, and still can be further raise the corn through the bar groove, thereby improve selection by winnowing mechanism's selection by winnowing efficiency.

Further, as an optimal technical scheme, the screening mechanism comprises an empty groove and a recovery drawer, the recovery drawer is connected to the right side of the bottom of the base in a sliding mode, the empty groove is formed in the front end of the right side of the base, sliding rails are fixedly mounted on two sides of the inside of the empty groove, sliding blocks are connected to the inner sides of the sliding rails in a sliding mode, a filter screen plate is fixedly mounted on the inner side of each sliding block, the upper end of the filter screen plate penetrates through the right side of the bottom of the processing box, the shape of the cross section of the filter screen plate is arc-shaped, the shape of the cross section of the filter screen plate is equal to that of the cross section of the lower end of the inside of the processing box, a sealing plate is fixedly mounted on the front side of the filter screen plate, and meshes of the filter screen plate are communicated with the recovery drawer.

Through adopting above-mentioned technical scheme, through setting up the screening mechanism for when using, the inside filter plate of accessible dead slot filters the corn that assembles the incasement right side of processing, thereby screens out the granule of the thin garrulous grain of rice, and the granule of the grain of rice in the small, broken bits of rice is then through retrieving drawer recycle simultaneously, and slides in the slide rail is inside through setting up the slider, can stimulate the closing plate as required and take out the filter plate, thereby conveniently change clearance filter plate, improved the practicality of this device.

In summary, the utility model mainly has the following beneficial effects:

firstly, by arranging the winnowing mechanism, the driving mechanism, the stirring frame and the dispersing frame to be matched, when the rice winnowing machine is used, the driving mechanism drives the stirring frame and the dispersing frame to rotate, so that the rice is rolled by the spiral stirring paddle on the stirring frame, and meanwhile, the rolled rice can be further scattered by driving the dispersing frame, so that the dust with lighter internal mass of the rice is lifted, the rice is effectively winnowed, the quality of the rice is improved, and the residual quantity of the dust and the rice bran in the rice is reduced;

the second, through setting up screening mechanism for when dispersion frame and stirring frame rotate, can assemble rice to the inside right side of processing case, alright this moment filter the screening through filter screen board to tiny broken rice, and then keep the granule size of rice unanimous, further improvement the quality of rice.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

fig. 3 is a view of the structure of a filter screen plate of the present invention.

Reference numerals: 1. the device comprises a base, 2, supporting legs, 3, a caster component, 31, a groove, 32, a buffer spring, 33, a universal wheel, 4, a processing box, 5, a winnowing mechanism, 51, a suction fan, 52, a filter box, 53, a filter cover, 54, a collecting drawer, 55, a communicating pipe, 6, a dispersing frame, 61, a transverse shaft, 62, a dispersing rod, 63, a strip-shaped groove, 7, a stirring frame, 71, a rotating shaft, 72, a spiral stirring paddle, 8, a driving mechanism, 81, a driving motor, 82, a first driving wheel, 83, a second driving wheel, 84, a driving belt, 9, a screening mechanism, 91, an empty groove, 92, a recovery drawer, 93, a sliding rail, 94, a sliding block, 95, a filter screen plate, 96, a sealing plate, 10, a discharge hopper, 11, a feed hopper, 12, an opening and closing door, 13 and a door lock.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-3, the rice wind sorting device of the present embodiment includes a base 1, supporting legs 2 are fixedly mounted at four corners of the bottom of the base 1, caster assemblies 3 are disposed at the bottoms of the supporting legs 2, a processing box 4 is fixedly mounted at the top of the base 1, a cross section of the lower end of the inside of the processing box 4 is in a shape of a circular arc, a wind separation mechanism 5 is fixedly mounted at the left side of the top of the processing box 4, a dispersing frame 6 is rotatably connected to the upper end of the inside of the processing box 4, a stirring frame 7 is rotatably connected to the lower end of the inside of the processing box 4, a driving mechanism 8 is fixedly mounted at the right side of the processing box 4, a screening mechanism 9 is fixedly mounted at the right side of the bottom of the processing box 4, a discharging hopper 10 is fixedly mounted at the left side of the bottom of the processing box 4, an output end of the discharging hopper 10 penetrates through the left side of the base 1, a feeding hopper 11 is fixedly mounted at the right side of the top of the processing box 4, an opening and closing door 12 is hinged to the lower end of the front of the processing box 4, the two sides of the lower end of the opening and closing door 12 are fixedly connected with the lower end of the front surface of the processing box 4 through door locks 13.

Through setting up selection by winnowing mechanism 5, actuating mechanism 8, stirring frame 7 and dispersion frame 6 cooperate, make when using, drive stirring frame 7 and dispersion frame 6 through actuating mechanism 8 and rotate, thereby make spiral stirring rake 72 on the stirring frame 7 roll the corn, simultaneously through drive dispersion frame 6, can further break up the corn that rolls, thereby raise the dust that the internal quality of corn is lighter, and then carry out the selection by winnowing to the corn effectively, the quality of rice has been improved, the residual quantity of the internal dust of rice and rice bran has been reduced.

Example 2

Referring to fig. 1-2, on the basis of embodiment 1, in order to achieve the purpose of conveniently moving the device, the present embodiment has an innovative design for the caster assembly 3, specifically, the caster assembly 3 includes grooves 31, the grooves 31 are all opened at the bottom of the supporting leg 2, a buffer spring 32 is fixedly installed inside the groove 31, and the bottom of the buffer spring 32 is rotatably connected with a universal wheel 33; through setting up truckle subassembly 3 for when this device need remove, accessible universal wheel 33 laminating ground rolls, and then removes this device, and at the in-process that removes, the inside buffer spring 32 of accessible recess 31 cushions, thereby has improved the convenient to use nature and the stability of this device.

Example 3

Referring to fig. 1-2, on the basis of embodiment 1, in order to achieve the purpose of improving the air separation efficiency, the present embodiment innovatively designs an air separation mechanism 5, specifically, the air separation mechanism 5 includes a suction fan 51 and a filter box 52, the suction fan 51 is fixedly installed on the left side of the top of the processing box 4, an input end of the suction fan 51 is disposed on the left side of the top in the processing box 4, the filter box 52 is fixedly installed on the upper end of the left side of the processing box 4, the top of the filter box 52 is communicated with an output end of the suction fan 51 through a communication pipe 55, a filter cover 53 is fixedly installed on the upper end of the front face of the filter box 52, and a collection drawer 54 is disposed at the lower end inside the filter box 52; through setting up selection by winnowing mechanism 5 for when using, the accessible starts suction fan 51, and suction fan 51 forms the negative pressure in processing case 4 is inside, thereby adsorb the inside dust of processing case 4 and rice bran and carry inside rose box 52 through communicating pipe 55, filters dust and rice bran through filter mantle 53 of rose box 52 upper end, and then makes dust and rice bran fall back inside collecting drawer 54, thereby rice bran and dust in the corn have been got rid of effectively, and convenient the recovery.

Referring to fig. 2, for the purpose of driving the apparatus to operate, the driving mechanism 8 of this embodiment includes a driving motor 81 and a second driving wheel 83, the second driving wheel 83 is rotatably connected to the upper end of the right side of the processing box 4, the driving motor 81 is fixedly mounted on the right side of the top of the base 1, a first driving wheel 82 is fixedly mounted at the output end of the driving motor 81, the first driving wheel 82 is in transmission connection with the second driving wheel 83 through a transmission belt 84, the right side of the dispersing frame 6 penetrates through the processing box 4 and is fixedly connected to the left side of the second driving wheel 83, and the right side of the stirring frame 7 penetrates through the processing box 4 and is fixedly connected to the left side of the first driving wheel 82; through setting up actuating mechanism 8 for when using, driving motor 81 in the accessible actuating mechanism 8 drives first drive wheel 82 and rotates, thereby drives second drive wheel 83 through drive belt 84 and rotates, and then drives dispersion frame 6 and stirring frame 7 and rotate, thereby lifts the corn and continues the selection by winnowing.

Referring to fig. 2, in order to achieve the purpose of further improving the air separation efficiency, the stirring frame 7 of this embodiment includes a rotating shaft 71, the rotating shaft 71 is rotatably connected to the lower end inside the processing box 4, a spiral stirring paddle 72 is fixedly installed on the outer surface of the rotating shaft 71, the right end of the rotating shaft 71 penetrates through the inner wall of the right side of the processing box 4 and is fixedly connected to the middle of the left side of the first driving wheel 82, the dispersing frame 6 includes a cross shaft 61, the cross shaft 61 is rotatably connected to the upper end inside the processing box 4, dispersing rods 62 are fixedly installed on the outer surface of the cross shaft 61 at equal intervals, one side of each dispersing rod 62 is provided with a strip-shaped groove 63, each dispersing rod 62 is arranged on the outer surface of the cross shaft 61 at the horizontal gap of the spiral stirring paddle 72, and the right end of the cross shaft 61 penetrates through the middle of the right end of the processing box 4 and is fixedly connected to the left side of the second driving wheel 83; through the arrangement of the stirring frame 7, when in use, the driving motor 81 can drive the first driving wheel 82 to rotate, and further drive the rotating shaft 71 to rotate, so as to drive the spiral stirring paddle 72 to rotate, at the same time, the rice can be lifted, meanwhile, due to the stirring of the spiral stirring paddle 72, the guide rail is gathered to the right side inside the processing box 4, and further the discharge through the discharge hopper 10 is avoided, when the discharging is needed, only the driving motor 81 needs to be reversely started to drive the spiral stirring paddle 72 to reversely rotate, so that the rice is ruminated to the discharge hopper 10 for discharging, the use convenience of the device is improved, through the arrangement of the dispersing frame 6, when in use, the driving motor 81 can drive the first driving wheel 82 to rotate, and further the driving belt 84 can drive the second driving wheel 83 to rotate, so as to drive the transverse shaft 61 to rotate, at the moment, the dispersing rod 62 is driven by the transverse shaft 61 to disperse the rice lifted by the spiral stirring paddle 72, and the rice can be further raised through the strip-shaped groove 63, so that the winnowing efficiency of the winnowing mechanism 5 is improved.

Referring to fig. 1-3, in order to achieve the purpose of improving the rice precision, the screening mechanism 9 of the present embodiment includes an empty slot 91 and a recovery drawer 92, the recovery drawer 92 is slidably connected to the right side of the bottom of the base 1, the empty slot 91 is opened at the front end of the right side of the base 1, slide rails 93 are fixedly installed on two sides inside the empty slot 91, a slide block 94 is slidably connected to the inner side of the slide rail 93, a filter screen plate 95 is fixedly installed on the inner side of the slide block 94, the upper end of the filter screen plate 95 penetrates through the right side of the bottom of the processing box 4, the shape of the cross section of the filter screen plate 95 is circular arc, the shape of the cross section of the filter screen plate 95 is equal to the shape of the cross section of the lower end inside the processing box 4, a sealing plate 96 is fixedly installed on the front side of the filter screen plate 95, and the meshes of the filter screen plate 95 are communicated with the recovery drawer 92; through setting up screening mechanism 9 for when using, the inside filter plate 95 of accessible dead slot 91 filters the corn that assembles the right side in the processing case 4, thereby screens out the granule of the thin garrulous grain of rice, and the granule of the grain of rice in small, broken bits is then through retrieving drawer 92 recycle simultaneously, and through setting up slider 94 at the inside slip of slide rail 93, can stimulate closing plate 96 as required and take out filter plate 95, thereby conveniently change clearance filter plate 95, improved the practicality of this device.

The use principle and the advantages are as follows: when the device is used, firstly, the device is moved to a required position through rolling on the ground through the universal wheels 33 as required, in the moving or using process, the buffering is carried out through the buffer springs 32 in the grooves 31 to keep the using stability of the device, paddy is added into the feed hopper 11, at the moment, the driving motor 81 is started to drive the first driving wheel 82 to rotate, so that the second driving wheel 83 is driven to rotate through the driving belt 84, the dispersing frame 6 and the stirring frame 7 are driven to rotate, at the moment, the rotating shaft 71 is driven to rotate through the driving motor 81, so that the spiral stirring paddle 72 is driven to rotate, paddy can be lifted at the moment, simultaneously, due to the stirring of the spiral stirring paddle 72, the guide rail is gathered at the right side in the processing box 4, so that the discharge through the discharge hopper 10 is avoided, at the same time, the second driving wheel 83 rotates to drive the transverse shaft 61 to rotate, the dispersing rod 62 is driven through the transverse shaft 61 to lift up the paddy lifted up by the spiral stirring paddle 72, and can further raise the rice through the bar-shaped groove 63, the rice gathered to the right side in the processing box 4 is filtered through the filter screen 95 inside the empty groove 91 at this moment, thereby removing the finely crushed rice grains, meanwhile, the finely crushed rice grains are recycled through the recycling drawer 92, and the slide block 94 is arranged inside the slide rail 93 to slide, the sealing plate 96 can be pulled to take out the filter screen 95 according to the requirement, thereby facilitating the replacement and cleaning of the filter screen 95, meanwhile, the suction fan 51 is started, the suction fan 51 forms negative pressure inside the processing box 4, thereby absorbing the dust and the rice bran inside the processing box 4 and conveying the dust and the rice bran to the inside of the filter box 52 through the communicating pipe 55, the dust and the rice bran are filtered through the filter cover 53 at the upper end of the filter box 52, further, the dust and the rice bran fall back to the inside the collecting drawer 54, thereby effectively removing the dust and the rice grains, and after using, only need to stimulate collection drawer 54 and can retrieve dust and rice bran, and when the unloading is required, only need reverse start driving motor 81 to drive spiral stirring rake 72 antiport to ruminate rice and go out hopper 10 department and carry out the unloading can, when needing to clear up, the accessible is opened lock 13, and then is opened and shut door 12 and clear up can.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A kind of corn wind selection device, characterized by: comprises a base (1), supporting legs (2) are fixedly mounted at four corners of the bottom of the base (1), caster assemblies (3) are arranged at the bottoms of the supporting legs (2), a processing box (4) is fixedly mounted at the top of the base (1), the lower end of the interior of the processing box (4) is arc-shaped in section, a winnowing mechanism (5) is fixedly mounted at the left side of the top of the processing box (4), a scattering frame (6) is rotatably connected at the upper end of the interior of the processing box (4), a stirring frame (7) is rotatably connected at the lower end of the interior of the processing box (4), a driving mechanism (8) is fixedly mounted at the right side of the processing box (4), a screening mechanism (9) is fixedly mounted at the right side of the bottom of the processing box (4), a discharge hopper (10) is fixedly mounted at the left side of the bottom of the processing box (4), and the output end of the discharge hopper (10) penetrates through the left side of the base (1), the top right side fixed mounting of processing case (4) has feeder hopper (11), the positive lower extreme of processing case (4) articulates there is door (12) that opens and shuts, the lower extreme both sides of door (12) that open and shut pass through lock (13) and processing case (4) front lower extreme fixed connection.

2. The rice wind separation device according to claim 1, wherein: truckle subassembly (3) include recess (31), the bottom of supporting leg (2) is all seted up in recess (31), the inside fixed mounting of recess (31) has buffer spring (32), buffer spring (32) bottom rotation is connected with universal wheel (33).

3. The rice wind separation device according to claim 1, wherein: winnowing mechanism (5) include suction fan (51) and rose box (52), suction fan (51) fixed mounting is in the top left side of processing case (4), the input of suction fan (51) sets up in processing case (4) interior top left side, rose box (52) fixed mounting is in the left side upper end of processing case (4), rose box (52) top is linked together through the output of communicating pipe (55) with suction fan (51), the positive upper end fixed mounting of rose box (52) has filter mantle (53), the inside lower extreme of rose box (52) is equipped with collects drawer (54).

4. The rice wind separation device according to claim 1, wherein: actuating mechanism (8) include driving motor (81) and second drive wheel (83), second drive wheel (83) rotate to be connected in the right side upper end of processing case (4), driving motor (81) fixed mounting is on base (1) top right side, the output fixed mounting of driving motor (81) has first drive wheel (82), be connected through drive belt (84) transmission between first drive wheel (82) and second drive wheel (83), the right side of scattering frame (6) is run through processing case (4) and second drive wheel (83) left side fixed connection, the left side fixed connection of processing case (4) and first drive wheel (82) is run through on the right side of agitator (7).

5. The rice wind separation device according to claim 4, wherein: stirring frame (7) are including pivot (71), pivot (71) are rotated and are connected in the inside lower extreme of processing case (4), the fixed surface of pivot (71) installs spiral stirring rake (72), the right-hand member of pivot (71) runs through the right side inner wall of processing case (4) and the middle fixed connection in left side of first drive wheel (82).

6. The rice winnowing device according to any one of claims 4 to 5, characterized in that: disperse frame (6) and include cross axle (61), cross axle (61) rotate to be connected in the inside upper end of processing case (4), equidistant fixed mounting has dispersion pole (62) on cross axle (61) surface, bar groove (63) have been seted up to one side of dispersion pole (62), dispersion pole (62) all set up in cross axle (61) surface of spiral stirring rake (72) horizontal clearance department, the right-hand member of cross axle (61) runs through the right-hand member of processing case (4) and second drive wheel (83) left side middle fixed connection.

7. The rice wind separation device according to claim 1, wherein: the screening mechanism (9) comprises an empty groove (91) and a recovery drawer (92), the recovery drawer (92) is connected to the right side of the bottom of the base (1) in a sliding manner, the empty groove (91) is arranged at the front end of the right side of the base (1), slide rails (93) are fixedly arranged on two sides in the empty groove (91), a slide block (94) is connected to the inner sides of the slide rails (93) in a sliding manner, a filter screen plate (95) is fixedly arranged on the inner side of the sliding block (94), the upper end of the filter screen plate (95) penetrates through the right side of the bottom of the processing box (4), the section shape of the filter screen plate (95) is arc-shaped, the section shape of the filter screen plate (95) is equal to the section shape of the lower end inside the processing box (4), the front surface of the filter screen plate (95) is fixedly provided with a sealing plate (96), and the meshes of the filter screen plate (95) are communicated with the recovery drawer (92).

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