CN212168164U - Grain screening equipment - Google Patents
Grain screening equipment Download PDFInfo
- Publication number
- CN212168164U CN212168164U CN202020472999.0U CN202020472999U CN212168164U CN 212168164 U CN212168164 U CN 212168164U CN 202020472999 U CN202020472999 U CN 202020472999U CN 212168164 U CN212168164 U CN 212168164U
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- screening
- transmission
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- grain
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- 238000012216 screening Methods 0.000 title claims abstract description 55
- 230000005540 biological transmission Effects 0.000 claims abstract description 34
- 238000009434 installation Methods 0.000 claims abstract description 9
- 239000012535 impurity Substances 0.000 description 9
- 238000007599 discharging Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 1
- -1 chaff Substances 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model discloses a grain screening installation, its characterized in that: the structure of the device comprises a base, a screening box and a feeding part, wherein a motor and a fan are fixedly arranged on a bracket at the bottom end of the base, a first transmission belt is arranged between the output shaft of the motor and the rotating shaft of the fan, a plurality of support rods are rotatably connected to both sides of the middle part of the top end of the base, the lower end of the supporting rod is rotatably connected with the two sides of the screening box, a mounting frame is arranged above the fan, the mounting frame is fixedly connected with the base, a bearing at the top end of the mounting frame is connected with a transmission rod, the front end of the transmission rod is provided with a belt transmission wheel, a second transmission belt is connected between the belt transmission wheel and the output shaft of the motor in a transmission way, the transfer line rear end is equipped with the cam, the cam protruding portion rotates and is connected with the connecting rod, the utility model discloses rational in infrastructure, work efficiency is high, and the edulcoration is effectual, and the function is comprehensive, the aggregate erection of being convenient for, application scope is wide, and the reliability is high.
Description
Technical Field
The utility model relates to a grain screening installation belongs to agricultural production equipment technical field.
Background
Grain is the crop that people rely on to live, along with the progress of human science and technology level, the demand of industrialization big production can not be satisfied in the pure manual grain reaping, more and more automatic machine is applied to the planting of grain and reaps the in-process, nevertheless can not exempt from in the grain that the automation was reaped and mix with some bran shells, light debris such as leaf and the heavier debris of large granule such as stone, influence the reaping quality of grain, consequently, it becomes the necessary procedure of guaranteeing the grain quality to carry out screening separation with grain and debris, current grain sieve separator deashing effect is not good, the grain cleanliness factor after the screening is not high enough, current sieve separator function is not comprehensive enough.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a not enough to prior art exists, the utility model aims at providing a grain screening installation to solve current problem.
In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a grain screening installation which characterized in that: its structure includes base, screening case and feeding portion, fixed mounting has motor and fan on the support of base bottom, motor output shaft with be equipped with first drive belt between the fan pivot, base top middle part both sides all are rotated and are connected with complex root branch, the branch lower extreme with screening case both sides are rotated and are connected, the fan top is equipped with the mounting bracket, the mounting bracket with base fixed connection, mounting bracket top bearing is connected with the transfer line, the transfer line front end is equipped with belt drive wheel, belt drive wheel with the transmission is connected with the second drive belt between the motor output shaft, the transfer line rear end is equipped with the cam, the cam protruding portion rotates and is connected with the connecting rod, the connecting rod other end with screening case left end is articulated to be connected.
Furthermore, the air outlet end of the fan is provided with an air pipe, the upper end of the air pipe penetrates through the bottom end of the feeding portion, a filter plate is arranged on the feeding portion slide way, the upper end of the air pipe is arranged below the filter plate, and the right end of the feeding portion is provided with a sundry box.
Further, the screening case is double-deck mechanism, screening case middle part is equipped with the filter screen, first play hopper has been seted up on screening case front end right side, first play hopper with filter screen top intercommunication, screening case right-hand member has been seted up the second and has been gone out the hopper, the second go out the hopper with filter screen below intercommunication.
Further, filter screen top right side guide plate, guide plate one end with screening incasement wall fixed connection, the guide plate other end with first play hopper right-hand member fixed connection.
Further, the filter holes on the filter plate are only large enough for air flow to pass through.
The utility model has the advantages that: when the grain screening machine is used, firstly, the motor is started, then grain to be screened is poured into the grain screening machine from the feeding part, the output end of the motor drives the fan to rotate through the first transmission belt, so that the fan runs to blow air, air flow is conveyed to the feeding part through the air pipe, the grain can be blown by wind force to remove light impurities in the grain when passing through the air outlet of the air pipe, the light impurities such as chaff and dust are blown into the impurity box, then the grain falls into the screening box, meanwhile, the rotation of the output shaft of the motor can also drive the belt transmission wheel to rotate through the second transmission belt, the belt transmission wheel rotates to drive the cam to rotate, the cam rotates to drive the screening box to vibrate up and down, the grain screening speed is accelerated, the grain falls into the bottom of the screening box through the filter screen, the heavy impurities such as large grains are left on the filter screen, and then the impurities and clean, the utility model discloses rational in infrastructure, work efficiency is high, and the edulcoration is effectual, and the function is comprehensive, the composite mounting of being convenient for, application scope is wide, and the reliability is high.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural view of a grain screening apparatus of the present invention;
FIG. 2 is a sectional view showing the structure of a grain screening apparatus of the present invention;
figure 3 is the utility model relates to a grain screening installation's screening case structure cross-sectional view.
In the figure: the device comprises a base-1, a screening box-2, a feeding part-3, a motor-4, a fan-5, a first transmission belt-6, a support rod-7, a mounting rack-8, a transmission rod-9, a belt transmission wheel-10, a second transmission belt-11, a cam-12, a connecting rod-13, an air pipe-14, a filter plate-15, a sundry box-16, a filter screen-17, a first discharge hopper-18, a second discharge hopper-19 and a guide plate-20.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1-3, the present invention provides a technical solution of a grain screening device: the structure of the screening machine comprises a base 1, a screening box 2 and a feeding part 3, wherein a motor 4 and a fan 5 are fixedly installed on a support at the bottom end of the base 1, a first transmission belt 6 is arranged between an output shaft of the motor 4 and a rotating shaft of the fan 5, a plurality of support rods 7 are rotatably connected to two sides of the middle part of the top end of the base 1, the lower ends of the support rods 7 are rotatably connected to two sides of the screening box 2, an installation frame 8 is arranged above the fan 5, the installation frame 8 is fixedly connected with the base 1, a transmission rod 9 is connected to a bearing at the top end of the installation frame 8, a belt transmission wheel 10 is arranged at the front end of the transmission rod 9, a second transmission belt 11 is rotatably connected between the belt transmission wheel 10 and the output shaft of the motor 4, a cam 12 is arranged at the rear end of the transmission rod 9, a, 5 air-out ends of fan are equipped with tuber pipe 14, 14 upper ends of tuber pipe run through 3 bottoms of feed portion, be equipped with filter plate 15 on the 3 slides of feed portion, 14 upper ends of tuber pipe are equipped with filter plate 15 below, 3 right-hand members of feed portion are equipped with debris case 16, screening case 2 is double-deck mechanism, screening case 2 middle parts are equipped with filter screen 17, screening 2 front end right sides of case have seted up first play hopper 18, first play hopper 18 with filter screen 17 top intercommunication, screening 2 right-hand members of case have seted up second play hopper 19, second go out hopper 19 with filter screen 17 below intercommunication, 17 top right side guide plate 20 in filter screen, guide plate 20 one end with screening 2 inner wall fixed connection of case, the guide plate 20 other end with first play hopper 18 right-hand member fixed connection.
For example, when in use, the motor 4 is started firstly, then the grain to be screened is poured from the feeding part 3, the output end of the motor 4 drives the fan 5 to rotate through the first transmission belt 6, thereby the blower 4 operates to blow air, the air flow is conveyed to the feeding part 3 through the air pipe 14, the grain can be blown by the wind force to remove the light impurities therein when passing through the air opening of the air pipe 14, the light impurities such as chaff, dust and the like are blown into the impurity box 16, then the grains fall into the screening box 2, and simultaneously the output shaft of the motor 4 rotates and drives the belt transmission wheel 10 to rotate through the second transmission belt 11, the belt transmission wheel 10 rotates to drive the cam 12 to rotate, the cam 12 rotates to drive the screening box 2 to vibrate up and down back and forth, the grain screening speed is accelerated, so that the grains fall into the bottom of the screening box 2 through the filter screen 17, and the heavy impurities such as large particles of stones and the like are left on the filter screen 17, then the sundries and the clean grains respectively flow out of the first discharging hopper 18 and the second discharging hopper 19.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. 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. The utility model provides a grain screening installation which characterized in that: the structure of the screening machine comprises a base (1), a screening box (2) and a feeding part (3), wherein a motor (4) and a fan (5) are fixedly mounted on a support at the bottom end of the base (1), a first transmission belt (6) is arranged between an output shaft of the motor (4) and a rotating shaft of the fan (5), a plurality of support rods (7) are rotatably connected to two sides of the middle part of the top end of the base (1), the lower ends of the support rods (7) are rotatably connected to two sides of the screening box (2), a mounting frame (8) is arranged above the fan (5), the mounting frame (8) is fixedly connected with the base (1), a bearing at the top end of the mounting frame (8) is connected with a transmission rod (9), a belt transmission wheel (10) is arranged at the front end of the transmission rod (9), and a second transmission belt (11) is in transmission connection, the rear end of the transmission rod (9) is provided with a cam (12), the protruding part of the cam (12) is rotatably connected with a connecting rod (13), and the other end of the connecting rod (13) is hinged with the left end of the screening box (2).
2. The grain screening apparatus of claim 1, wherein: fan (5) air-out end is equipped with tuber pipe (14), tuber pipe (14) upper end runs through feeding portion (3) bottom, be equipped with filter plate (15) on feeding portion (3) slide, tuber pipe (14) upper end is equipped with filter plate (15) below, feeding portion (3) right-hand member is equipped with glove compartment (16).
3. The grain screening apparatus of claim 1, wherein: screening case (2) are double-deck mechanism, screening case (2) middle part is equipped with filter screen (17), first play hopper (18) have been seted up on screening case (2) front end right side, first play hopper (18) with filter screen (17) top intercommunication, screening case (2) right-hand member has been seted up the second and has been gone out hopper (19), the second go out hopper (19) with filter screen (17) below intercommunication.
4. The grain screening apparatus of claim 3, wherein: filter screen (17) top right side guide plate (20), guide plate (20) one end with screening case (2) inner wall fixed connection, the guide plate (20) other end with first play hopper (18) right-hand member fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020472999.0U CN212168164U (en) | 2020-04-03 | 2020-04-03 | Grain screening equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020472999.0U CN212168164U (en) | 2020-04-03 | 2020-04-03 | Grain screening equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212168164U true CN212168164U (en) | 2020-12-18 |
Family
ID=73768758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020472999.0U Active CN212168164U (en) | 2020-04-03 | 2020-04-03 | Grain screening equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212168164U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113318964A (en) * | 2021-05-13 | 2021-08-31 | 刘永庆 | Raw and other materials sieving mechanism before flour makes |
-
2020
- 2020-04-03 CN CN202020472999.0U patent/CN212168164U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113318964A (en) * | 2021-05-13 | 2021-08-31 | 刘永庆 | Raw and other materials sieving mechanism before flour makes |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210617 Address after: 152300 West Chamber of yangguangjiayuan, No.5 Committee, Leiyan street, hailun City, Suihua City, Heilongjiang Province Patentee after: Heilongjiang banmutian Agricultural Technology Co.,Ltd. Address before: 362000 Room 201, building 1, 1317 Chenggong street, Liucheng street, Nan'an City, Quanzhou City, Fujian Province Patentee before: QUANZHOU WEISHENG NETWORK TECHNOLOGY Co.,Ltd. |