CN210253117U - Grain sieving mechanism for agricultural production - Google Patents

Abstract

The utility model relates to a grain production technical field just discloses a grain sieving mechanism for agricultural production, which comprises an outer shell, the top center department fixed mounting of shell has the feed inlet, fixed mounting has the fan on the right side inner wall of shell. This grain sieving mechanism for agricultural production, when the screening operation of grain is carried out to needs, drop into the inside screen cloth top of device with grain, starter motor, the motor drives the carousel through motor shaft and rotates, it rotates to make the carousel drive and dial the piece, and dial the piece and can drive the connecting block removal of first carriage release lever and second carriage release lever one side in the pivoted, make the top of first carriage release lever and second carriage release lever carry out the striking operation to the surface of screen cloth, it is more high-efficient complete to make the screen cloth filter the screening of grain, filter and start the hydraulic press after accomplishing again, the middle part that the hydraulic press drove the screen cloth shifts up, make the grain that is located the screen cloth top flow from the second discharge gate of the shell left and right sides.

Description

Grain sieving mechanism for agricultural production

Technical Field

The utility model relates to a grain production technical field specifically is a grain sieving mechanism for agricultural production.

Background

The grain refers to a general name of various plant seeds in cooking food, also called as 'grain', contains rich nutrient substances, mainly including protein, vitamins, dietary fibers, fat and the like, and the grain from a harvester often contains dust, wheat ear, wheat bran, shriveled particles and the like, so that the grain can not be directly put in storage and used, therefore, the harvested grain needs to be screened to remove the dust, the wheat ear, the wheat bran, the shriveled particles and the like, and a grain screening device is needed to remove the dust, the wheat ear, the wheat bran, the shriveled particles and the like.

However, current grain sieving mechanism is fairly simple, often is only a simple filter sieve to make its screening effect poor, can't realize the high efficiency of grain screening, in addition, the inside shrivelled empty shell of current grain screening machine can't obtain effectual cleaing away, and the base does not have corresponding damping device, and consequently, we have provided a grain sieving mechanism for agricultural production to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a grain sieving mechanism for agricultural production possesses the quick screening grain of being convenient for and has advantages such as shock attenuation effect, has solved current sieving mechanism screening effect not good and do not have corresponding damping device's problem.

The utility model provides a technical scheme that its technical problem adopted is: a grain screening device for agricultural production comprises a shell, wherein a feed inlet is fixedly arranged at the center of the top of the shell, a fan is fixedly arranged on the inner wall of the right side of the shell, a first discharge port is fixedly arranged at the left side of the shell and positioned at the left side of the fan, second discharge ports are fixedly arranged at the left side and the right side of the shell and positioned below the first discharge port and the fan, fixed blocks are fixedly arranged on the inner walls of the left side and the right side of the shell and positioned below the second discharge port, a screen is fixedly arranged at one end, away from the inner wall of the shell, of each fixed block, support legs are fixedly arranged at the bottoms of the outer walls of the left side and the right side of the shell, a central shaft is movably arranged in the support legs, a movable rod is movably arranged on the surface of the central shaft, a movable block is movably connected to, the utility model discloses a screen cloth, including shell, motor, carousel, spout, connecting block, hydraulic press, first opening has been seted up to the bottom center department of shell, the top fixed mounting that just is located first opening on the bottom inner wall of shell has the motor, the motor is close to positive one side and has the carousel through motor shaft movable mounting, the left and right sides fixed surface of carousel installs and dials the movable block, the shell is close to and has seted up the spout on the positive and negative both sides inner wall, the inside of spout has first carriage release lever through slider sliding connection, one side fixed surface of first carriage release lever installs the connecting block, the top center department fixed mounting of motor has the hydraulic press that is located the screen cloth below, the inside of shell just is located.

Furthermore, the first movable rod and the second movable rod are equal in size, and the first movable rod and the second movable rod are movably connected with the sliding groove through the sliding block.

Furthermore, the bottom of the second moving rod surface connecting block is movably connected with the inner wall of the bottom of the shell through a spring.

Furthermore, the poking blocks at the left end and the right end of the turntable are respectively and movably connected with the connecting blocks on the surfaces of the first moving rod and the second moving rod.

Furthermore, the clamping blocks are two in number and are movably connected through a contraction spring.

Furthermore, the first discharge hole and the central point of the fan are located on the same horizontal line.

The utility model has the advantages that:

1. the grain screening device for agricultural production is characterized in that through the combined arrangement of a first through hole, a motor, a rotary table, a poking block, a second through hole, a sliding groove, a sliding block, a first moving rod, a connecting block, a hydraulic machine and a second moving rod, when grain screening operation is required, grain is put above a screen inside the device, the motor is started, the motor drives the rotary table to rotate through a motor rotating shaft, the rotary table drives the poking block to rotate, the poking block can drive the connecting block on one side of the first moving rod and the second moving rod to move while rotating, the tops of the first moving rod and the second moving rod perform impact operation on the surface of the screen, the screening and filtering of the grain by the screen are more efficient and complete, the hydraulic machine is started after the filtering is completed, the hydraulic machine drives the middle part of the screen to move upwards, and the grain positioned at the top of the screen flows out from second discharge holes on the left, accomplish the high efficiency screening operation of grain, improved the device's practicality.

2. This grain sieving mechanism for agricultural production, which comprises an outer shell, the feed inlet, the fan, first discharge gate, the second discharge gate, the fixed block, the screen cloth, the stabilizer blade, the center pin, the movable rod, the joint setting of movable block and joint piece, when carrying out the screening filtering operation of grain, the fan carries out preliminary clearance operation to the grain that falls into the shell inside, make inside shrivelled shell of grain insufflate inside being insufflated inside the first discharge gate, when carrying out the device's the operation of placing simultaneously, the joint piece of two movable rods one side passes through shrink spring swing joint, make placing more steady of the device, the practicality of the device has been improved.

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.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the structure A of the present invention;

fig. 3 is an enlarged view of the structure B of the present invention.

Description of reference numerals: the device comprises a shell 1, a feeding hole 2, a fan 3, a first discharging hole 4, a second discharging hole 5, a fixed block 6, a screen 7, support legs 8, a central shaft 9, a movable rod 10, a movable block 11, a clamping block 12, a first through hole 13, a motor 14, a rotary disc 15, a poking block 16, a second through hole 17, a sliding groove 18, a sliding block 19, a first movable rod 20, a connecting block 21, a hydraulic press 22 and a second movable rod 23.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-3, a grain screening device for agricultural production comprises a housing 1, a feed inlet 2 is fixedly installed at the center of the top of the housing 1, a fan 3 is fixedly installed on the inner wall of the right side of the housing 1, a first discharge port 4 is fixedly installed on the left side of the housing 1 and on the left side of the fan 3, the first discharge port 4 and the central point of the fan 3 are located on the same horizontal line, a second discharge port 5 is fixedly installed on the left side and the right side of the housing 1 and below the first discharge port 4 and the fan 3, a fixing block 6 is fixedly installed on the inner walls of the left side and the right side of the housing 1 and below the second discharge port 5, a screen 7 is fixedly installed at one end of the fixing block 6 far away from the inner wall of the housing 1, support legs 8 are fixedly installed at the bottoms of the outer walls of the left side and the right side of the, one end of each movable rod 10, which is far away from the central shaft 9, is movably connected with a movable block 11 through a rotating shaft, one side, which is close to the two movable rods 10, is fixedly provided with two clamping blocks 12, the two clamping blocks 12 are movably connected through a contraction spring, a first through hole 13 is formed in the center of the bottom of the shell 1, a motor 14 is fixedly arranged on the inner wall of the bottom of the shell 1 and above the first through hole 13, a turntable 15 is movably arranged on one side, which is close to the front, of the motor 14 through a motor rotating shaft, poking blocks 16 are fixedly arranged on the surfaces of the left side and the right side of the turntable 15, a sliding groove 18 is formed in the inner wall, which is close to the front side and the back side of the shell 1, the inside of the sliding groove 18 is slidably connected with a first movable rod 20 through a sliding block 19, a connecting block 21 is fixedly arranged on the surface of one side of the first movable rod 20, a, the first moving rod 20 and the second moving rod 23 are equal in size, the first moving rod 20 and the second moving rod 23 are movably connected with the sliding groove 18 through the sliding block 19, the bottom of the connecting block 21 on the surface of the second moving rod 23 is movably connected with the inner wall of the bottom of the shell 1 through a spring, and the left end shifting block 16 and the right end shifting block 16 of the rotary table 15 are movably connected with the connecting block 21 on the surface of the first moving rod 20 and the connecting block 21 on the surface of the second moving rod 23 respectively.

When the grain screening device is used, when grain screening operation is required, grain is put above the screen 7 in the device, the motor 14 is started, the motor 14 drives the rotary disc 15 to rotate through the motor rotating shaft, the rotary disc 15 drives the shifting block 16 to rotate, the shifting block 16 can drive the connecting block 21 on one side of the first moving rod 20 and one side of the second moving rod 23 to move while rotating, the tops of the first moving rod 20 and the second moving rod 23 impact the surface of the screen 7, the screening and filtering of the grain by the screen 7 are more efficient and complete, the hydraulic press 22 is started after the filtering is finished, the hydraulic press 22 drives the middle part of the screen 7 to move upwards, the grain positioned at the top of the screen 7 flows out from the second discharge ports 5 on the left side and the right side of the shell 1, the fast and efficient screening operation of the grain is finished, and when the screening and filtering operation of the grain is carried out, the fan 3 carries out preliminary cleaning operation on the grain falling into the shell 1, make inside shrivelled empty shell of grain insufflate inside first discharge gate 4, when carrying out the device's the operation of placing, the joint piece 12 of two movable rods 10 one side makes the device place more steadily through shrink spring swing joint simultaneously.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. The utility model provides a grain sieving mechanism for agricultural production, includes shell (1), its characterized in that: the top center of shell (1) is located fixed mounting and is had feed inlet (2), fixed mounting has fan (3) on the right side inner wall of shell (1), the left side of shell (1) and the left side fixed mounting that is located fan (3) have first discharge gate (4), the below fixed mounting that the left and right sides of shell (1) and is located first discharge gate (4) and fan (3) has second discharge gate (5), the below fixed mounting that just is located second discharge gate (5) on the left and right sides inner wall of shell (1) has fixed block (6), the one end fixed mounting that shell (1) inner wall was kept away from in fixed block (6) has screen cloth (7), the bottom fixed mounting of the left and right sides outer wall of shell (1) has stabilizer blade (8), the inside movable mounting of stabilizer blade (8) has center pin (9), the movable rod (10) is installed to the surface activity of center pin (9), one end of the movable rod (10) far away from the central shaft (9) is connected with a movable block (11) through a rotating shaft in a movable mode, two ends of the movable rod (10) are fixedly provided with a clamping block (12) through one side, close to the movable rod, of the movable rod, a first through hole (13) is formed in the center of the bottom of the shell (1), a motor (14) is fixedly arranged on the inner wall of the bottom of the shell (1) and is located above the first through hole (13), a rotating disc (15) is movably arranged on one side, close to the front side, of the motor (14) through a motor rotating shaft, poking blocks (16) are fixedly arranged on the surfaces of the left side and the right side of the rotating disc (15), a sliding groove (18) is formed in the inner wall of the front side and the back side of the shell (1), a first moving rod (20) is slidably connected to the inside, a hydraulic machine (22) located below the screen (7) is fixedly mounted in the center of the top of the motor (14), and a second moving rod (23) is movably mounted inside the shell (1) and located on the right side of the motor (14).

2. The grain screening device for agricultural production according to claim 1, wherein: the first moving rod (20) and the second moving rod (23) are equal in size, and the first moving rod (20) and the second moving rod (23) are movably connected with the sliding groove (18) through the sliding block (19).

3. The grain screening device for agricultural production according to claim 1, wherein: the bottom of the surface connecting block (21) of the second moving rod (23) is movably connected with the inner wall of the bottom of the shell (1) through a spring.

4. The grain screening device for agricultural production according to claim 1, wherein: the left end and the right end of the rotating disc (15) are respectively provided with a shifting block (16) which is movably connected with a connecting block (21) on the surface of the first moving rod (20) and the second moving rod (23).

5. The grain screening device for agricultural production according to claim 1, wherein: the number of the clamping blocks (12) is two, and the clamping blocks (12) are movably connected through a contraction spring.

6. The grain screening device for agricultural production according to claim 1, wherein: the central points of the first discharge hole (4) and the fan (3) are positioned on the same horizontal line.

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