CN214918174U

CN214918174U - Winnowing device and grain cleaner

Info

Publication number: CN214918174U
Application number: CN202120866018.5U
Authority: CN
Inventors: 杨江波
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-11-30
Anticipated expiration: 2031-04-23

Abstract

The utility model provides a winnowing device, which relates to the technical field of grain cleaning devices and solves the technical problem of poor use effect of the existing grain cleaning machine in the prior art, the winnowing device comprises a winnowing component and a driving component, the winnowing component comprises at least two double-rotor fan components, and all the double-rotor fan components are in transmission connection with the driving component and can synchronously rotate under the driving of the driving component; the grain cleaner comprises a rack, wherein a feeding device, a cleaning device and an impurity removing device are arranged on the rack, the cleaning device comprises a winnowing device and a screening device, and the screening device, the winnowing device and the impurity removing device are sequentially connected; the utility model discloses a wind selector not only can effectively guarantee the amount of wind, and wind-force is balanced, and the separation of the cereal and impurity of being convenient for, the selection by winnowing effect is showing, and cooperation sieving mechanism can effectively carry out hierarchical screening and transport to the cereal after the edulcoration moreover, and equipment life cycle is permanent simultaneously, uses the simple operation.

Description

Winnowing device and grain cleaner

Technical Field

The utility model relates to a grain cleaning plant technical field, concretely relates to wind selector and grain cleaning machine.

Background

A grain cleaner, also called a grain cleaner, is a machine for cleaning grain seeds, and is an apparatus for removing inclusions and classifying seeds according to differences in sizes, relative densities, floating characteristics, and the like of grains and inclusions.

It includes automobile body, loading attachment, cleaning trough and power unit usually of current grain cleaner, during the use, carries cereal to cleaning trough through loading attachment, and the cleaning trough separates cereal rather than impurity under power unit's drive, grades the cereal of separation.

Present grain cleaner adopts single fan list bellows to carry out the selection by winnowing to cereal and impurity, receive its amount of wind not enough, the influence of factors such as wind-force is not enough balanced enough, its selection by winnowing effect is often relatively poor, it is when accomodating the cereal after grading or collecting impurity of present grain cleaner, it collects to adopt the storage bag usually, need additionally be equipped with support or special personnel, it is comparatively troublesome, and when present grain cleaner passes through sieve screening cereal, the cereal ejection of compact is mostly inconvenient, these all very big use effect that influence grain cleaner.

SUMMERY OF THE UTILITY MODEL

One of the purposes of the utility model is to provide a winnowing device to solve the technical problem existing in the prior art that the prior grain cleaner adopts the traditional fan to winnow with poor effect; the utility model provides a great deal of technological effect (wind selector includes conveyor components, conveyor components is reciprocating motion, separation between cereal and the impurity can accelerate, cooperation wind selection subassembly can effectively carry away impurity, birotor fan component includes pivot and blade, the pivot has two installation sections, form the birotor, not only can effectively improve the amount of wind, and wind-force is balanced, ensure the selection by winnowing effect, birotor fan component includes bellows, bellows is used for the direction of its inside birotor's installation protection and air current, the blade passes through the blade support and installs in the pivot, set up first bracing piece between the blade support, set up the second bracing piece between the adjacent blade, sound construction, long service life etc.) see the following explanation in detail.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a pair of winnowing device, including selection by winnowing subassembly and drive assembly, wherein: the winnowing component comprises at least two double-rotor fan components, all of which are in transmission connection with the driving component and can synchronously rotate under the driving of the driving component so as to winnow out impurities in grains.

Preferably, the air separation device comprises a conveying assembly, the conveying assembly is in transmission connection with the driving assembly and can reciprocate under the driving of the driving assembly; and the air outlet of the dual-rotor fan component is positioned below the conveying assembly.

Preferably, the dual rotor fan member comprises a shaft and blades, wherein: the blade mounting structure is characterized in that two mounting sections are arranged on the rotating shaft, the blades are uniformly arranged on the mounting sections in the circumferential direction, one end of the rotating shaft is set to be an input end, and the input end is connected with the driving assembly in a transmission mode.

Preferably, the dual-rotor fan component comprises an air box, the air box is arranged on the position, corresponding to the installation section, of the rotating shaft, and the air box is provided with an air outlet.

Preferably, both ends of the mounting section are provided with blade supports, wherein: the blades are supported and installed on the rotating shaft through the two blades; a first support rod is connected between the two blade supports and is arranged in parallel relative to the rotating shaft; and a second supporting rod is connected between the adjacent blades.

The utility model provides a pair of winnowing device has following beneficial effect at least:

the winnowing device comprises a winnowing component and a driving component, wherein the winnowing component is used for separating grains from dust, light skins, beard and the like, and the driving component is used for providing and transmitting power.

The winnowing subassembly includes two at least birotor fan components, and birotor fan components has two fan rotors, when guaranteeing the amount of wind, and wind-force is more balanced, adopts a plurality of birotor fan components simultaneously, can further improve the amount of wind, and the winnowing effect is showing.

Another object of the utility model is to provide a grain cleaner to solve the technical problem of poor using effect of the existing grain cleaner in the prior art; the utility model provides a plurality of technical effects that the preferred technical scheme among a plurality of technical schemes can produce (the sieving mechanism links to each other with the drive assembly transmission, its direction of motion is opposite with the conveying assembly direction of motion, on the one hand carry out the classification to cereal through the proportion, on the other hand be convenient for the cereal after the classification to be carried, the sieving mechanism includes that a plurality of levels set up at the sieve, each layer of sieve all is provided with the discharge gate, while sieving cereal, be convenient for cereal ejection of compact, the position that corresponds the discharge gate on the frame is provided with folding support, fold in frame one side when not using, save space, open when using and can install and take in the bag; see below for details.

the utility model provides a pair of grain cleaner, which comprises a frame, be provided with feed arrangement, cleaning plant and edulcoration device in the frame, cleaning plant include the sieving mechanism with wind selector, wherein: the feeding device is connected with the air separation device and can convey grains to the air separation device; the winnowing device is connected with the impurity removing device and can convey impurities in the grains to the impurity removing device, and the impurity removing device is provided with a dust discharging port for discharging the impurities; the winnowing device is connected with the screening device, and can convey the cereal of detaching impurity to the screening device, the screening device is provided with the discharge gate for the output of cereal.

Preferably, the screening device is in transmission connection with the driving assembly and can reciprocate under the driving of the driving assembly; the movement direction of the conveying component of the air separation device is opposite to the movement direction of the screening device.

Preferably, the screening device comprises a plurality of screen plates which are arranged in a hierarchy, and all the screen plates move synchronously; the positions of the sieve plates corresponding to each sieve plate on the rack are all connected and provided with discharge ports.

Preferably, folding brackets are arranged on the machine frame at positions corresponding to the discharge hole; folding support includes U type frame and locking component, the rotatable setting in U type frame open-ended one side is in just be located and correspond in the frame the below of discharge gate, the locking component sets up on the U type frame, when the U type frame is opened, the locking component is used for accomodating the installation of bag.

Preferably, one side of the sieve plate, which is far away from the air separation device, is provided with a material guide plate, the material guide plate is obliquely arranged, and the discharge port is arranged at the lowest position of the material guide plate.

The utility model provides a pair of grain cleaner has following beneficial effect at least:

the grain cleaning machine comprises a frame, wherein a feeding device, a cleaning device and an impurity removing device are arranged on the frame, and the frame is used for supporting and installing the feeding device, the cleaning device and the impurity removing device and is firm to install.

The cleaning device comprises a screening device and a winnowing device, the screening device is used for grading grains, and the winnowing device is used for removing impurities from the grains.

The feeding device is connected with the winnowing device and used for feeding grains.

Winnowing device with the edulcoration device links to each other, the edulcoration device is provided with the dust exhaust mouth, winnowing device with the sieving mechanism links to each other, the sieving mechanism is provided with the discharge gate, and winnowing device can effectively separate out impurity such as dust, light skin and whisker hair in the cereal to carry impurity to the edulcoration device, carry cereal to the sieving mechanism, the edulcoration device is used for in time getting rid of impurity, and winnowing device then is used for the classification of cereal.

The utility model can effectively ensure the air quantity, balance the wind power, facilitate the separation of the grain and the impurities, have obvious winnowing effect, and can effectively grade the grain after the impurities are removed by matching with a screening device, and meanwhile, the service cycle of the equipment is long; the grading screening of the grains and the discharging of the grains can be realized through the screening device; the feeding of the grains can be realized through the feeding device; can in time discharge cereal impurity through edulcoration device.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view showing the structure of a grain cleaner of the present invention;

FIG. 2 is a schematic view showing the structure of a grain cleaner (without guard rails) according to the present invention;

FIG. 3 is a schematic structural view of a dual rotor fan assembly (without bellows) according to the present invention;

FIG. 4 is a simplified structure of the sieve plate of the present invention;

FIG. 5 is an enlarged view of part A of the present invention;

fig. 6 is an enlarged view of the part B of the present invention.

Reference numerals

1. A frame; 2. a cleaning device; 21. a winnowing device; 211. a winnowing component; 2111. a rotating shaft; 2112. a blade; 2113. supporting the blade; 2114. a first support bar; 2115. a second support bar; 212. a drive assembly; 2121. a motor; 2122. an eccentric wheel; 2123. swinging arms; 213. a delivery assembly; 2131. a first link; 22. a screening device; 221. a sieve plate; 222. a screen arm member; 223. a discharge port; 224. a material guide plate; 23. a linkage arm; 3. a feeding device; 4. an impurity removal device; 41. a dust exhaust port; 5. folding the bracket; 51. a U-shaped frame; 52. a locking member; 53. a bag hook; 6. a storage bag.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1:

the utility model provides a winnowing device 21, as shown in figure 1, winnowing device 21 includes winnowing component 211 and drive assembly 212, and winnowing component 211 includes two at least birotor fan components, all birotor fan components all link to each other with drive assembly 212 transmission, and can rotate in step under drive assembly 212's drive to impurity in the cereal is elected to the wind.

When the double-rotor fan component is used, the driving component 212 drives all the double-rotor fan components to synchronously rotate, so that air flow is generated, the air flow acts on grains and impurities such as dust, light skin and beard mixed among the grains, the grains are separated, and the grains are selected by wind.

As an alternative embodiment, as shown in fig. 2, the air classification device 21 includes a conveying assembly 213.

Conveying assembly 213 includes the conveying board, the conveying board slope sets up, the air outlet of birotor fan component is located the below of conveying board, the equipartition has a plurality of wind holes on the conveying board, the wind hole can effectively keep apart cereal on the one hand, and on the other hand is convenient for the air current and passes, effectively guarantees the selection by winnowing effect.

A plurality of first connecting rods 2131 are symmetrically arranged on two sides of the conveying plate, two ends of each first connecting rod 2131 are respectively and rotatably connected with the conveying plate and the rack 1, and during air separation, the driving assembly 212 drives the conveying plate to reciprocate relative to the rack 1.

Reciprocating motion the delivery board with its below a plurality of the birotor fan component mutually supports, on the one hand through the vibrations of delivery board can further promote cereal and impurity separation, on the other hand the delivery board can effectively carry the cereal after the selection by winnowing, and impurity is then discharged under the effect of wind.

In an alternative embodiment, as shown in fig. 3, the dual rotor fan member includes a shaft 2111 and blades 2112.

Two installation sections are symmetrically arranged on the rotating shaft 2111, blades 2112 are uniformly arranged on the two installation sections in the circumferential direction, one end of the rotating shaft 2111 is set as an input end, a belt wheel is arranged at the input end, the adjacent double-rotor fan component is in belt transmission connection, and the belt wheel of one of the double-rotor fan component is in transmission connection with the driving component 212.

As an alternative embodiment, as shown in fig. 2, the dual-rotor fan member includes an air box, the air box is disposed on the rotating shaft 2111 at a position corresponding to the mounting section, the belt wheel is located outside the air box, and the air box is provided with an air outlet.

In an alternative embodiment, as shown in fig. 3, the two ends of the mounting section are fixedly sleeved with blade supports 2113.

The number of the blades 2112 is set to be plural, and all the blades 2112 are mounted on the rotating shaft 2111 through two blade supports 2113.

A first support bar 2114 is connected between the two blade supports 2113, and the first support bar 2114 is arranged in parallel with the rotation shaft 2111.

A plurality of second supporting rods 2115 are connected between the adjacent blades 2112.

The double-rotor fan component with the structure has a firm structure and a long service cycle.

Example 2:

example 2 is based on example 1:

the utility model provides a pair of grain cleaning mill, as shown in fig. 1 and 2, grain cleaning mill includes frame 1, is provided with feed arrangement 3, cleaning plant 2 and edulcoration device 4 in the frame 1, and cleaning plant 2 includes sieving mechanism 22 and wind selection device 21.

Wheels are arranged at the bottom of the frame 1, the frame 1 is a movable frame, and optionally, foldable support legs or liftable support legs are arranged at the bottom of the frame 1 and used for locking the relative position of the frame 1.

The feeding device 3 adopts a screw propeller, the discharge end of the screw propeller is positioned at the upper side of the air separation device 21, when in use, the feeding end of the feeding device 3 is arranged in grains, and the feeding device 3 can convey the grains to the air separation device 21.

Winnowing device 21 links to each other with edulcoration device 4, and edulcoration device 4 is including going out feed bin and ejection of compact fan, it is provided with dust exhaust port 41 to go out the feed bin intercommunication, and at the in-process of edulcoration, impurity and cereal separation under winnowing device 21's effect, the edulcoration fan further acts on, with impurity guide extremely go out in the feed bin to discharge from dust exhaust port 41.

The conveying assembly 213 is connected to the screening device 22, the conveying plate conveys the grains with the impurities removed to the screening device 22, the screening device 22 further screens the grains in a grading manner, and the screening device 22 is provided with a discharge port 223 for outputting the grains.

In an alternative embodiment, as shown in fig. 1 and 2, the transport assembly 213 is drivingly connected to the drive assembly 212.

The driving assembly 212 comprises a motor 2121, an eccentric 2122 and a swinging arm 2123, wherein the motor 2121 is connected with the eccentric 2122, one end of the swinging arm 2123 is eccentrically and rotatably connected with the eccentric 2122, the other end of the swinging arm 2123 is rotatably connected with one side of the conveying plate, and the output end of the motor 2121 rotates to drive the conveying plate to reciprocate relative to the frame 1.

The screening device 22 is in transmission connection with a driving assembly 212, the driving assembly 212 can drive the screening device 22 to reciprocate, and the moving direction of the conveying assembly 213 is always opposite to that of the screening device 22.

As an alternative embodiment, as shown in fig. 4, the screening device 22 comprises a plurality of screen decks 221 arranged in a hierarchy, both sides of all screen decks 221 are connected, and all screen decks 221 move synchronously.

The sieve plate 221 is arranged obliquely, the height of the sieve plate 221 in the discharging direction is smaller than the height of the sieve plate 221 in the feeding direction, and the inclination direction of the sieve plate 221 is opposite to the inclination direction of the conveying plate.

As shown in fig. 2, one side of the end of the conveying plate far away from the impurity removing device 4 is rotatably connected with a linkage arm 23, the linkage arm 23 is rotatably arranged on the frame 1, the other end of the linkage arm 23 is provided with a screening arm member 222, the screening arm member 222 comprises a transmission cross arm and a second connecting rod, the transmission cross arm is transversely and fixedly arranged on one side of the screen plate 221, the input end of the transmission cross arm is rotatably connected with the linkage arm 23, and two ends of the second connecting rod are respectively and rotatably arranged on the transmission cross arm and the frame 1; when the conveying plate reciprocates, the linkage arm 23 drives the transmission cross arm to reciprocate in opposite directions, so that the sieve plate 221 is driven to reciprocate relative to the frame 1.

Be provided with the sieve mesh on the sieve 221, all sieve 221 from the top down sieve mesh diameters reduce in proper order, can realize the hierarchical screening of cereal, and the position that corresponds every sieve 221 on the frame 1 all is provided with discharge gate 223, the cereal ejection of compact after the screening of being convenient for.

As an alternative embodiment, the frame 1 is provided with a folding bracket 5 at a position corresponding to the discharging hole 223.

As shown in fig. 5, the folding bracket 5 includes a U-shaped frame 51 and a locking member 52, one side of the opening of the U-shaped frame 51 is rotatably disposed on the frame 1 and is located below the material outlet 223, the locking member 52 includes a locking block and a locking ring, the locking block is fixedly disposed on the U-shaped frame 51 and is disposed opposite to the opening of the U-shaped frame 51, and the locking ring is rotatably disposed on the locking block.

A pocket hook 53 is provided on the frame 1 below the opening side of the U-shaped frame 51.

When not in use, as shown in fig. 5, the U-shaped frame 51 is folded vertically on one side of the housing 1 with its opening facing downward.

When the storage bag fixing device is used, as shown in fig. 6, the U-shaped frame 51 is rotated, the U-shaped frame 51 is placed horizontally under the limiting effect of the rack 1, then one end of the opening of the storage bag 6 is hung on the bag hook 53, the other end of the opening of the storage bag 6 is hung on the locking block, the locking ring is rotated, the storage bag 6 is pressed on the locking block through the locking ring, and the storage bag 6 is fixedly installed.

Alternatively, as shown in fig. 4, a material guide plate 224 is disposed on a side of the screening plate 221 away from the air separation device 21, the material guide plate 224 is disposed obliquely, and the material outlet 223 is disposed at a lowest position of the material guide plate 224.

As shown in fig. 4, the discharge port 223 is located on the front side, the left side or the right side (fig. 1 shows that the impurity removing device 4 is installed on the rear side of the rack 1, and the side far away from the impurity removing device 4 is the front side), the discharge port 223 of the sieve plate 221 located on the uppermost layer is arranged on the left side or the right side, the discharge port 223 of the sieve plate 221 located below the sieve plate is located on the front side, the sieve plates 221 from top to bottom are arranged in a staggered manner corresponding to the discharge ports 223, and the discharge ports 223 can be opened and closed to be provided with a material baffle plate.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. An air classification device, comprising an air classification component and a driving component, wherein:

the winnowing component comprises at least two double-rotor fan components, all of which are in transmission connection with the driving component and can synchronously rotate under the driving of the driving component so as to winnow out impurities in grains.

2. The air separation device according to claim 1, wherein the air separation device comprises a conveying assembly which is in transmission connection with the driving assembly and can reciprocate under the driving of the driving assembly;

and the air outlet of the dual-rotor fan component is positioned below the conveying assembly.

3. The air classification device of claim 1, wherein the dual rotor fan member comprises a shaft and a blade, wherein:

the blade mounting structure is characterized in that two mounting sections are arranged on the rotating shaft, the blades are uniformly arranged on the mounting sections in the circumferential direction, one end of the rotating shaft is set to be an input end, and the input end is connected with the driving assembly in a transmission mode.

4. The winnowing device of claim 3, wherein the dual rotor fan member comprises a bellows, the bellows being disposed on the shaft at a position corresponding to the mounting section, the bellows being provided with an air outlet.

5. An air classification device according to claim 3, characterised in that both ends of the mounting section are provided with blade supports, wherein:

the blades are supported and installed on the rotating shaft through the two blades;

a first support rod is connected between the two blade supports and is arranged in parallel relative to the rotating shaft;

and a second supporting rod is connected between the adjacent blades.

6. A grain cleaner, characterized by, including the frame, be provided with feed arrangement, cleaning plant and edulcoration device in the frame, cleaning plant includes sieving mechanism and the wind selector of any one of claims 1-5, wherein:

the feeding device is connected with the air separation device and can convey grains to the air separation device;

the winnowing device is connected with the impurity removing device and can convey impurities in the grains to the impurity removing device, and the impurity removing device is provided with a dust discharging port for discharging the impurities;

the winnowing device is connected with the screening device, and can convey the cereal of detaching impurity to the screening device, the screening device is provided with the discharge gate for the output of cereal.

7. A grain cleaner according to claim 6, characterized in that the screening device is drivingly connected to the drive assembly and is capable of reciprocating under the drive of the drive assembly;

the movement direction of the conveying component of the air separation device is opposite to the movement direction of the screening device.

8. A grain separator according to claim 7, characterized in that the screening means comprises a plurality of screening decks arranged in levels, all of which are moved in synchronism;

the positions of the sieve plates corresponding to each sieve plate on the rack are all connected and provided with discharge ports.

9. A grain cleaning mill according to claim 8, characterized in that a folding bracket is provided on the frame at a position corresponding to the discharge outlet;

folding support includes U type frame and locking component, the rotatable setting in U type frame open-ended one side is in just be located and correspond in the frame the below of discharge gate, the locking component sets up on the U type frame, when the U type frame is opened, the locking component is used for accomodating the installation of bag.

10. A grain cleaning mill according to claim 8, characterized in that a guide plate is arranged on the side of the sieve plate away from the winnowing device, the guide plate is arranged obliquely, and the discharge hole is arranged at the lowest position of the guide plate.