CN217569672U - Double-fan grain winnowing device - Google Patents
Double-fan grain winnowing device Download PDFInfo
- Publication number
- CN217569672U CN217569672U CN202221623091.0U CN202221623091U CN217569672U CN 217569672 U CN217569672 U CN 217569672U CN 202221623091 U CN202221623091 U CN 202221623091U CN 217569672 U CN217569672 U CN 217569672U
- Authority
- CN
- China
- Prior art keywords
- fan
- barrel
- feeding
- discharging
- transmission
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The double-fan grain winnowing device is characterized in that a feeding port is formed in the side wall of the bottom of a feeding barrel, a discharging port is formed in the upper end of the feeding barrel, and the feeding barrel is communicated with the inside of a discharging barrel through the discharging port; the screw conveying rod is arranged in the feeding cylinder, and the driving device drives the screw conveying rod to rotate; the top of the discharge cylinder is provided with a vent hole, and the fan assembly comprises a shell, a rotating shaft, a lower fan and an upper fan; the screw conveying rod drives the rotating shaft to rotate synchronously, the lower fan and the upper fan are respectively fixedly sleeved on the rotating shaft, the lower fan and the upper fan are axial fans, and an air port is formed in the upper surface of the lower fan. Through increase a trompil fan in the fan, two fans simultaneous workings improve the amount of wind of fan by one time to improve wind selector's selection by winnowing effect.
Description
Technical Field
The utility model relates to an agricultural equipment field, concretely relates to double fan cereal wind selector.
Background
The spiral conveying rod plays a role in lifting grain seeds to discharge, and drives the fan inside the fan to rotate. The rotating speed of the spiral cannot be too high, otherwise, in the lifting and discharging processes, the spiral can break grains, the grain breakage rate is increased, and the quality of the grains is affected. The rotating speed of the fan is limited by the rotating speed of the spiral, so that the cleaning effect of the winnowing device is influenced for grains containing impurities. Therefore, in order to solve the above problems, a new winnowing device is required.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art's not enough, provide double fan cereal wind selector, concrete technical scheme as follows:
double fan cereal wind selector, its characterized in that:
comprises a fan component, a discharge barrel, a feeding barrel and a driving device;
the upper part of the feeding barrel is positioned in the discharging barrel, the bottom of the discharging barrel is arranged in an inclined way relative to the horizontal plane, and a discharging hole is arranged on the discharging barrel along the downward inclined direction;
the driving device is arranged at the bottom of the feeding barrel, and the fan assembly is arranged at the top of the discharging barrel;
a feeding port is arranged on the side wall of the bottom of the feeding barrel, a discharging port is arranged at the upper end of the feeding barrel, and the feeding barrel is communicated with the inside of the discharging barrel through the discharging port;
the spiral conveying rod is arranged in the feeding barrel, and the driving device drives the spiral conveying rod to rotate;
the top of the discharge cylinder is provided with a vent hole, and the fan assembly comprises a shell, a rotating shaft, a lower fan and an upper fan;
the screw conveying rod drives the rotating shaft to rotate synchronously, the lower fan and the upper fan are respectively fixedly sleeved on the rotating shaft, the lower fan and the upper fan are centrifugal fans, and an air port is formed in the upper surface of the lower fan.
For better realization the utility model discloses, can further do: a suspension bracket is arranged on the discharge barrel and is positioned below the discharge hole.
Can further be: a coaming is arranged between the two fans and the shell.
For better realization the utility model discloses, can further be:
the driving device comprises an L-shaped transmission shell, wherein a first transmission shaft is transversely arranged at the bottom in the transmission shell, a first umbrella-shaped tooth is arranged at the inner end of the first transmission shaft, a second transmission shaft is vertically arranged in the transmission shell, the second transmission shaft extends into the feeding barrel from the bottom of the feeding barrel, and the lower end of the spiral conveying rod is fixedly connected to the upper end part of the second transmission shaft;
the lower end of the second transmission shaft is provided with second bevel-shaped teeth, the first bevel-shaped teeth and the second bevel-shaped teeth are matched to rotate, the outer end of the first transmission shaft is arranged outside the transmission shell, the outer end of the first transmission shaft is sleeved with a transmission chain wheel, and the transmission chain wheel is matched with a power source to rotate through a chain.
The utility model has the advantages that: through increase a trompil fan in the fan, two fans simultaneous workings improve the amount of wind of fan by one time to improve wind selector's selection by winnowing effect. The utility model provides the high selection by winnowing effect of prior art. The assembly is flexible, the upgrading and the refitting of the winnowing device of the existing product and the optional assembly of the subsequent production are convenient, and the after-sale and cost control are facilitated.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a side view of the present invention;
fig. 3 is a top view of the present invention;
FIG. 4 is an exploded view of the twin fan air separator;
FIG. 5 isbase:Sub>A sectional view taken along line A-A of FIG. 1;
FIG. 6 is an enlarged view of B in FIG. 5;
FIG. 7 is an enlarged view of the line C in FIG. 5;
the drawings in the figures are illustrated as such,
the fan assembly comprises a fan assembly 1, a bottom shell 1-1, a top cover 1-2, a lower fan 1-3, vent holes 1-4, an upper fan 1-5, a coaming 1-6, a bearing seat 1-7, a connecting bearing 1-8, a locking bolt 1-9, a first spline shaft 1-10, a spline sleeve 1-11 and an air outlet 1-12;
the device comprises a discharge barrel 2, a discharge port 2-1, a suspension bracket 2-2 and a support bearing 2-3;
the feeding device comprises a feeding barrel 3, a spiral conveying rod 3-1, a second spline shaft 3-2 and a feeding port 3-3;
the transmission device comprises a driving device 4, a transmission shell 4-1, a first transmission shaft 4-2, first bevel-shaped teeth 4-3, a transmission chain wheel 4-4, a second transmission shaft 4-5 and second bevel-shaped teeth 4-6.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 7:
the feeding barrel 3 is of a hollow cylindrical structure, the discharging barrel 2 is of a shell structure, the upper end of the feeding barrel 3 is located in the discharging barrel 2, the driving device 4 is installed at the bottom of the feeding barrel 3, and the fan assembly 1 is installed at the top of the discharging barrel 2.
A feeding port 3-3 is arranged on the side wall of the bottom of the feeding barrel 3, a discharging port is arranged at the upper end of the feeding barrel 3, and the discharging port is communicated with the inside of the discharging barrel 2. The screw conveying rod 3-1 is axially arranged in the feeding barrel 3 along the feeding barrel 3, and the driving device 4 drives the screw conveying rod 3-1 to rotate.
The specific structure of the driving device 4 is shown in the figure, the driving device 4 comprises an L-shaped driving shell 4-1, a first transmission shaft 4-2 is transversely arranged at the bottom in the driving shell 4-1, first umbrella-shaped teeth 4-3 are arranged at the inner end of the first transmission shaft 4-2, a second transmission shaft 4-5 is vertically arranged in the driving shell, the second transmission shaft 4-5 extends into the feeding barrel 3 from the bottom of the feeding barrel 3, and the lower end of the spiral conveying rod 3-1 is fixedly connected to the upper end of the second transmission shaft 4-5.
The lower end of the second transmission shaft 4-5 is provided with a second bevel gear 4-6, the first bevel gear 4-3 and the second bevel gear 4-6 are matched to rotate, the outer end of the first transmission shaft 4-2 is arranged outside the transmission shell, the outer end of the first transmission shaft 4-2 is sleeved with a transmission chain wheel 4-4, and the transmission chain wheel 4-4 is matched with a power source to rotate through a chain.
The upper end of the spiral conveying rod 3-1 is fixedly connected with a second spline shaft 3-2, and the second spline shaft 3-2 and the spiral conveying rod 3-1 are detachably connected or integrally formed.
The top of the discharging barrel 2 is provided with a supporting bearing 2-3, and the top of the discharging barrel 2 is uniformly provided with air holes.
The second spline shaft 3-2 extends into the discharging barrel 2 from an inner hole of the supporting bearing 2-3, a shaft hole is formed in the top of the second spline shaft 3-2, and internal threads are arranged in the shaft hole.
The bottom plate of the discharging barrel 2 is arranged downwards relative to the horizontal plane to form a mode of being high at the left and low at the right. A discharge port 2-1 is arranged at the lower part of the right end of the discharge barrel 2, a suspension bracket 2-2 is arranged on the discharge barrel 2, the suspension bracket 2-2 is used for hoisting a material bag, and the material bag is used for containing grains coming out from the discharge port 2-1.
As shown in the figure, the fan assembly 1 comprises a bottom shell 1-1, a top cover 1-2, a lower fan 1-3, an upper fan 1-5, a coaming 1-6, a bearing seat 1-7, a bearing, a locking bolt 1-9, a spacer ring, a first spline shaft 1-10 and a spline housing 1-11.
The lower fan 1-3 and the upper fan 1-5 belong to centrifugal fans, and axially supply air and radially supply air by centrifugal force.
The bottom shell 1-1 is installed at the top of the discharging barrel 2, the top cover 1-2 is installed on the bottom shell 1-1, and the bottom shell 1-1 and the top cover 1-2 form a fan shell.
An upper arc-shaped notch is formed in the side wall of the top cover 1-2, a lower arc-shaped notch is formed in the side wall of the bottom shell 1-1, and when the top cover 1-2 is installed on the bottom shell 1-1, an air outlet 1-12 is formed between the upper arc-shaped notch and the lower arc-shaped notch.
A coaming 1-6 is arranged in the shell, the coaming 1-6 is of an arc structure, the outer wall of the coaming 1-6 is abutted against the inner wall of the shell, and the opening of the coaming 1-6 faces to the air outlet 1-12 of the shell.
The lower fan 1-3, the upper fan 1-5, the coaming 1-6 and the first spline shaft 1-10 are positioned in the fan shell.
The middle part of the upper surface of the lower fan 1-3 is provided with a first spline hole, the inner wall of the first spline hole is provided with a mounting groove matched with the second spline shaft 3-2, the lower fan 1-3 is fixedly sleeved on the spline shaft through a first connecting hole, and the upper surface of the lower fan 1-3 is uniformly provided with vent holes 1-4;
the lower end of the inner wall of the spline housing 1-11 is provided with a mounting groove which is structurally matched with the second spline shaft 3-2, and the upper end of the inner wall of the spline housing 1-11 is provided with a mounting groove which is structurally matched with the first spline shaft 1-10.
The lower end of the spline housing 1-11 is sleeved on the second spline shaft 3-2, and the lower fan 1-3 is positioned between the spline housing 1-11 and the second spline shaft 3-2.
The first spline shaft 1-10 is of a hollow structure, the lower end of the first spline shaft 1-10 is inserted from the upper end of the spline housing 1-11, the middle of the upper surface of the upper fan 1-5 is provided with a second spline hole, the inner wall of the second spline hole is provided with a mounting groove matched with the structure of the first spline shaft 1-10, and the upper fan 1-5 is sleeved on the middle of the first spline shaft 1-10 through the second spline hole.
The middle part of the top cover 1-2 is provided with a bearing seat 1-7, a connecting bearing 1-8 is arranged in the bearing seat 1-7, a first spline shaft 1-10 extends into an inner hole of the connecting bearing 1-8, the lower end of a locking bolt 1-9 penetrates through a shaft hole in the first spline shaft 1-10 and is inserted into a shaft hole of a second spline shaft 3-2, and the locking bolt 1-9 is matched with a thread in the shaft hole of the second spline shaft 3-2.
The utility model discloses the principle:
the grain seeds are lifted up by the spiral conveying rod and the feeding barrel 3 and flow out from the discharging barrel 2 to the grain receiving bag.
The fan sucks air from the outlet of the discharge barrel 2, the air enters the fan through the discharge barrel 2, the spiral conveyor belt and the top of the feeding barrel 3, and is thrown out from the air outlet 1-12 of the fan by the centrifugal force of the lower fan 1-3 and the upper fan 1-5, and in the air flowing process, impurities contained in the grain seeds are driven by the air to be sucked into the fan and then discharged, so that the cleaning operation of the grain seeds is completed.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. Double fan cereal wind selector, its characterized in that:
comprises a fan component, a discharge barrel, a feeding barrel and a driving device;
the upper part of the feeding barrel is positioned in the discharging barrel, the bottom of the discharging barrel is arranged in an inclined way relative to the horizontal plane, and a discharging hole is arranged on the discharging barrel along the downward inclined direction;
the driving device is arranged at the bottom of the feeding barrel, and the fan assembly is arranged at the top of the discharging barrel;
a feeding port is arranged on the side wall of the bottom of the feeding barrel, a discharging port is arranged at the upper end of the feeding barrel, and the feeding barrel is communicated with the inside of the discharging barrel through the discharging port;
the screw conveying rod is arranged in the feeding cylinder, and the driving device drives the screw conveying rod to rotate;
the top of the discharge cylinder is provided with a vent hole, and the fan assembly comprises a shell, a rotating shaft, a lower fan and an upper fan;
the screw conveying rod drives the rotating shaft to rotate synchronously, the lower fan and the upper fan are respectively fixedly sleeved on the rotating shaft, the lower fan and the upper fan are centrifugal fans, and an air port is formed in the upper surface of the lower fan.
2. The dual fan grain winnowing device of claim 1, wherein:
a suspension bracket is arranged on the discharge barrel and is positioned below the discharge hole.
3. The dual fan grain winnowing device of claim 2, wherein:
a coaming is arranged between the two fans and the shell.
4. The dual fan grain winnowing device of claim 3, wherein: the driving device comprises an L-shaped transmission shell, wherein a first transmission shaft is transversely arranged at the bottom in the transmission shell, a first umbrella-shaped tooth is arranged at the inner end of the first transmission shaft, a second transmission shaft is vertically arranged in the transmission shell, the second transmission shaft extends into the feeding barrel from the bottom of the feeding barrel, and the lower end of the spiral conveying rod is fixedly connected to the upper end part of the second transmission shaft;
the lower end of the second transmission shaft is provided with second bevel-shaped teeth, the first bevel-shaped teeth and the second bevel-shaped teeth are matched to rotate, the outer end of the first transmission shaft is arranged outside the transmission shell, the outer end of the first transmission shaft is sleeved with a transmission chain wheel, and the transmission chain wheel is matched with a power source to rotate through a chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221623091.0U CN217569672U (en) | 2022-06-27 | 2022-06-27 | Double-fan grain winnowing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221623091.0U CN217569672U (en) | 2022-06-27 | 2022-06-27 | Double-fan grain winnowing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217569672U true CN217569672U (en) | 2022-10-14 |
Family
ID=83531200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221623091.0U Active CN217569672U (en) | 2022-06-27 | 2022-06-27 | Double-fan grain winnowing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217569672U (en) |
-
2022
- 2022-06-27 CN CN202221623091.0U patent/CN217569672U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217569672U (en) | Double-fan grain winnowing device | |
| CN111011902B (en) | Grease-added livestock and poultry feed centrifugal preparation system, preparation process and proportion | |
| CN108157208A (en) | A kind of scale, intensive farm and managing device | |
| CN215822409U (en) | Defoaming vibration device for synthetic fiber polymer production | |
| CN214487316U (en) | Ore concentration device | |
| CN215541185U (en) | Multi-cylinder hydraulic cone crusher | |
| CN212655000U (en) | Lifting cylinder with screening function | |
| CN115282834A (en) | Solid particle beverage production equipment and preparation method thereof | |
| CN213529521U (en) | Second grade screen drum subassembly and contain its grit sieving mechanism | |
| CN211246190U (en) | High-speed mixer for raw materials of composite degradable mulching films | |
| CN210075977U (en) | A device for seed polishing removes awn | |
| CN210876274U (en) | Peanut separator | |
| CN112920936A (en) | Utilize device of fungus package waste material production fermentation forage grass | |
| CN218053414U (en) | Tear-resistant automatic rubber compound feeding device | |
| CN108893256B (en) | Device for biopharmaceutical processing | |
| CN220221190U (en) | Unloader is used in bio-organic fertilizer production | |
| CN210252416U (en) | Aluminum-calcium deoxidizer manufacturing equipment | |
| CN109365287A (en) | A kind of pretreatment unit of malt | |
| CN220803605U (en) | Double-drive grinding machine | |
| CN117837322B (en) | Agricultural equipment for improving soil in agriculture | |
| CN208377095U (en) | A kind of packing machine cutting agency | |
| CN217615946U (en) | High-applicability low-noise horizontal rotary screen | |
| CN220195564U (en) | Bran screening device for rice production and processing | |
| CN214865051U (en) | Rotary grading screen | |
| CN218133098U (en) | Rice grading and discharging equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |