CN209968869U

CN209968869U - Corn breeding sieving mechanism

Info

Publication number: CN209968869U
Application number: CN201920417999.8U
Authority: CN
Inventors: 徐中书
Original assignee: Jiangsu Su Ken Seed Industry Co Ltd
Current assignee: Jiangsu Su Ken Seed Industry Co Ltd
Priority date: 2019-03-29
Filing date: 2019-03-29
Publication date: 2020-01-21
Anticipated expiration: 2029-03-29

Abstract

The utility model discloses a corn breeding sieving mechanism, including screening storehouse, actuating mechanism, screening mechanism, first communicating pipe, second communicating pipe and spring, actuating mechanism includes pivot, motor and semi-gear, and screening mechanism includes coarse grain screening frame and well grain screening frame, and coarse grain screening frame bottom rigid coupling has the coarse grain screen cloth, and the bottom rigid coupling of well grain screening frame has well grain screen cloth, the beneficial effects of the utility model are that, novel structure, the function is practical, through the swing that actuating device drive screening mechanism went on controlling to thereby make screening mechanism motion screen, screening mechanism screens out and discharges through the coarse grain pipe with the great part of granule in the corn, this device can realize the screening work in the corn breeding process, very big improvement work efficiency and reduce peasant's intensity of labour.

Description

Corn breeding sieving mechanism

Technical Field

The utility model discloses rice planting equipment technical field, concretely relates to corn breeding sieving mechanism.

Background

The rice is one of herbaceous rice, belongs to cereals, and is the most important and longest kind of grain in the genus of rice, the rice is native to China and India, the rice is planted by precedent people in Yangtze river basin of China seven thousand years ago, and the seeds formed by the rice are the rice.

In the process of rice planting, the quality of seeds directly influences the yield of rice in harvesting, rice needs to be screened at first in the process of rice breeding, seeds with larger particles are selected, the traditional method is manual screening, the working efficiency is low, and the labor intensity is high.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a corn breeding sieving mechanism, the utility model discloses a realize through following technical scheme.

A paddy breeding screening device comprises a screening bin, a driving mechanism, a screening mechanism, a first communicating pipe, a second communicating pipe and a spring, wherein sliding grooves are symmetrically formed in the lower portions of the inner walls of front and rear side plates of the screening bin, through grooves are symmetrically formed in the upper portions of the front and rear side plates of the screening bin, supporting legs are fixedly connected to four corners of the bottom of the screening bin, a right side plate of the screening bin is fixedly connected with a fine particle pipe, a medium particle pipe and a coarse particle pipe from bottom to top in sequence, the driving mechanism comprises a rotating shaft, a motor and a half gear, the rotating shaft is rotatably connected to the bottom of the screening bin through a shaft seat, two ends of the rotating shaft extend out of the shaft seat and are fixedly connected with a first belt pulley, a driving wheel is fixedly connected to the first belt pulley at the front side, the motor is fixedly connected to the front side plate of the screening bin, a second belt pulley is fixedly connected to an output, the motor is powered by an external power supply and is provided with a switch for controlling the motor to stop and start, the outer walls of the front side plate and the rear side plate of the screening bin of the half gear are respectively and rotatably connected with one half gear, the outer side surface of the half gear is fixedly connected with a third belt pulley, the third belt pulley and the first belt pulley on the same side are linked through a second triangular belt, the screening mechanism comprises a coarse grain screening frame and a medium grain screening frame, the bottom of the right side plate of the coarse grain screening frame is fixedly connected with a first discharging pipe, the bottom of the coarse grain screening frame is fixedly connected with a coarse grain screen, track plates are symmetrically and fixedly connected onto the front side plate and the rear side plate of the coarse grain screening frame, the track plates are slidably connected into the through grooves, the outer sides of the track plates extend out of the through grooves and are fixedly connected with racks, the racks are meshed with the half gear on the same side, the medium grain screening, slider sliding connection is in the spout, and the bottom rigid coupling of medium grain screening frame has the medium grain screen cloth, and the right side board bottom of medium grain screening storehouse still rigid coupling has the second discharging pipe, the both ends symmetry rigid coupling of first communicating pipe has first connector, two first connectors respectively with first discharging pipe and coarse grain union coupling, the both ends symmetry rigid coupling of second communicating pipe has the second connector, two second connectors respectively with second discharging pipe and medium grain union coupling, the spring rigid coupling is between the left side inboard wall of coarse grain screening frame and the right side inboard wall of screening storehouse, and the spring evenly is equipped with a plurality of.

Further, the diameter of the driving wheel is 3-5 times of the diameter of the second belt pulley.

Further, the direction of rotation of the motor is clockwise in the front-to-rear direction.

Further, when the track plate is located at the leftmost side of the through groove, the spring is in an extended state.

Further, the first communicating pipe and the second communicating pipe are both threaded hoses with enough reserved length.

The beneficial effects of the utility model are that, novel structure, the function is practical, through the swing that drive arrangement drive screening mechanism carried out about to thereby make screening mechanism motion filter, thereby screening mechanism sieves out and discharges through the coarse grain pipe with the great part of granule in the corn, and this device can realize the screening work of corn breeding in-process, very big improvement work efficiency and reduction peasant's intensity of labour.

Drawings

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

FIG. 1: the utility model relates to an axonometric drawing of a paddy breeding and screening device;

FIG. 2: the utility model discloses a front view of a paddy breeding and screening device;

FIG. 3: screening mechanism's structural schematic.

The reference numbers are as follows:

1. a screening bin 101, a chute 102, a through groove 103, a supporting leg 104, a fine grain pipe 105, a medium grain pipe 106, a coarse grain pipe,

201. a rotating shaft 202, a motor 203, a half gear 204, a shaft seat 205, a first belt pulley 206, a driving wheel 207, a second belt pulley 208, a first triangle belt 209, a third belt pulley 210, a second triangle belt,

3. a screening mechanism 301, a coarse grain screening frame 302, a medium grain screening frame 303, a first discharge pipe 304, a coarse grain screen 305, a track plate 306, a rack 307, a connecting rod 308, a slide block 309, a medium grain screen 310, a second discharge pipe,

4. a first communication pipe, 401, a first connection,

5. a second communicating pipe 501, a second connector,

6. a spring.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-3, a paddy breeding and screening device comprises a screening bin 1, a driving mechanism, a screening mechanism 3, a first communicating pipe 4, a second communicating pipe 5 and a spring 6, wherein sliding grooves 101 are symmetrically arranged at the lower parts of the inner walls of the front and rear side plates of the screening bin 1, through grooves 102 are symmetrically arranged at the upper parts of the front and rear side plates of the screening bin 1, supporting legs 103 are fixedly connected at the four corners of the bottom of the screening bin 1, a fine grain pipe 104, a medium grain pipe 105 and a coarse grain pipe 106 are sequentially and fixedly connected and communicated with the right side plate of the screening bin 1 along the direction from bottom to top, the driving mechanism comprises a rotating shaft 201, a motor 202 and a half gear 203, the rotating shaft 201 is rotatably connected at the bottom of the screening bin 1 through a shaft seat 204, two ends of the rotating shaft 201 extend out of the shaft seat 204 and are fixedly connected with a first belt pulley 205, a driving wheel 206 is further fixedly connected to the first belt pulley 205 at the front side, the second belt pulley 207 is linked with the driving wheel 206 through a first triangular belt 208, the motor 202 is powered by an external power supply and is provided with a switch for controlling the motor to stop, the half gear 203 is respectively and rotatably connected with one of the outer walls of the front side plate and the rear side plate of the screening bin 1, the outer side surface of the half gear 203 is fixedly connected with a third belt pulley 209, the third belt pulley 209 and the first belt pulley 205 on the same side are linked through a second triangular belt 210, the screening mechanism 3 comprises a coarse grain screening frame 301 and a coarse grain screening frame 302, the bottom of the right side plate of the coarse grain screening frame 301 is fixedly connected with a first discharge pipe 303, the bottom of the coarse grain screening frame 301 is fixedly connected with a coarse grain screen 304, the front side plate and the rear side plate of the coarse grain screening frame 301 are symmetrically and fixedly connected with track plates 305, the track plates 305 are slidably connected in the through grooves 102, the outer sides of the track plates 305 extend out of the through grooves 102 and are fixedly connected with a rack 306, the rack, the symmetry rigid coupling has slider 308 on the front side curb plate of medium grain screening frame 302, slider 308 sliding connection is in spout 101, the bottom rigid coupling of medium grain screening frame 302 has medium grain screen cloth 309, the right side board bottom of medium grain screening storehouse 1 still the rigid coupling has second discharging pipe 310, the both ends symmetry rigid coupling of first connecting pipe 4 has first connecting head 401, two first connecting heads 401 are connected with first discharging pipe 303 and coarse grain pipe 106 respectively, the both ends symmetry rigid coupling of second communicating pipe 5 has second connecting head 501, two second connecting heads 501 are connected with second discharging pipe 310 and medium grain pipe 105 respectively, 6 rigid couplings of spring are between the left side board outer wall of coarse grain screening frame 301 and the right side inboard wall of screening storehouse 1, spring 6 evenly is equipped with a plurality of.

Preferably, the diameter of the driving wheel 206 is 3-5 times the diameter of the second pulley 207.

Preferably, the direction of rotation of the motor 202 is clockwise in the front-to-back direction.

Preferably, the spring 6 is in an extended state when the track plate 305 is located at the leftmost side of the through slot 102.

Preferably, the first communicating pipe 4 and the second communicating pipe 5 are both threaded hoses with enough reserved length.

The utility model discloses a concrete implementation does:

in use, a holding device is first placed at the outlet of each of the fine particle pipe 104, the medium particle pipe 105 and the coarse particle pipe 106, and then the motor 202 is activated by a switch carried by the motor 202.

When the motor 202 works, the second belt pulley 207 is driven to rotate, the second belt pulley 207 drives the driving wheel 206 to rotate through the first triangular belt 208, when the driving wheel 206 rotates, the first belt pulley 205 and the rotating shaft 201 synchronously rotate, the first belt pulley 205 drives the third belt pulley 209 to rotate through the second triangular belt 210, so that the half gear 203 is driven to rotate, the motor 202 rotates clockwise from front to back, and the rotation direction of the half gear 203 is the same as that of the motor 202.

When the half gear 203 rotates clockwise, when the teeth of the half gear 203 are meshed with the rack 306, the screening mechanism 3 is driven to move towards the right side, when the teeth of the half gear 203 are separated from the rack 306, the screening mechanism 3 moves towards the left side to reset under the action of the spring 6, and the screening mechanism 3 can circularly move in the left and right directions by the circular rotation of the half gear 203.

The rice to be screened is introduced from the upper part of the coarse grain screening frame 301 through the feeding device, the feeding device can be a conveyor belt or a manual pouring device, the rice is freely selected according to actual conditions, the coarse grain screen 304 screens the rice smaller than the aperture of the coarse grain screen into the medium grain screening frame 302, the seeds of larger grains are discharged through the first communicating pipe 4 and the coarse grain pipe 106, the medium grain screen 309 screens out fine grains, the medium grains are discharged through the second communicating pipe 5 and the medium grain pipe 105, and the fine grains fall into the screening bin 1 and are discharged through the fine grain pipe 104.

In practice, the coarse screen 304, the medium screen 309 and the bottom plate of the screening silo 1 may be arranged to be inclined downwards in a left-to-right direction.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a corn breeding sieving mechanism which characterized in that: the screening device comprises a screening bin, a driving mechanism, a screening mechanism, a first communicating pipe, a second communicating pipe and a spring, wherein sliding grooves are symmetrically arranged at the lower parts of the inner walls of the front side plate and the rear side plate of the screening bin, through grooves are symmetrically arranged at the upper parts of the front side plate and the rear side plate of the screening bin, supporting legs are fixedly connected at four corners of the bottom of the screening bin, a right side plate of the screening bin is fixedly connected with and communicated with a fine particle pipe, a medium particle pipe and a coarse particle pipe in sequence along the direction from bottom to top, the driving mechanism comprises a rotating shaft, a motor and a half gear, the rotating shaft is rotatably connected to the bottom of the screening bin through a shaft seat, two ends of the rotating shaft extend out of the shaft seat and are fixedly connected with a first belt pulley, a driving wheel is further fixedly connected to the first belt pulley at the front side, the motor is fixedly connected to the front side plate of the screening bin, a second belt pulley is, the semi-gear is respectively and rotatably connected with one side plate outer wall in front and at the back of the screening bin, the outer side surface of the semi-gear is fixedly connected with a third belt pulley, the third belt pulley and the first belt pulley on the same side are linked through a second triangular belt, the screening mechanism comprises a coarse grain screening frame and a medium grain screening frame, the bottom of the right side plate of the coarse grain screening frame is fixedly connected with a first discharging pipe, the bottom of the coarse grain screening frame is fixedly connected with a coarse grain screen, the front side plate and the back side plate of the coarse grain screening frame are symmetrically and fixedly connected with track plates, the track plates are slidably connected in the through grooves, the outer sides of the track plates extend out of the through grooves and are fixedly connected with racks, the racks are meshed with the semi-gear on the same side, the medium grain screening frame is fixedly connected under the coarse grain screening frame through connecting rods, the front side plate of the medium grain screening frame is symmetrically and fixedly connected with slide, the right side board bottom of well grain screening storehouse still the rigid coupling have the second discharging pipe, the both ends symmetry rigid coupling of first communicating pipe has first connector, two first connectors respectively with first discharging pipe and coarse grain union coupling, the both ends symmetry rigid coupling of second communicating pipe has the second connector, two second connectors respectively with second discharging pipe and well grain union coupling, the spring rigid coupling is between the right side inboard wall in left side board outer wall of coarse grain screening frame and screening storehouse, and the spring evenly is equipped with a plurality of.

2. The device of claim 1, wherein: the diameter of the driving wheel is 3-5 times of the diameter of the second belt pulley.

3. The device of claim 1, wherein: in the front-to-rear direction, the direction of rotation of the motor is clockwise.

4. The device of claim 1, wherein: when the track plate is located at the leftmost side of the through groove, the spring is in an extending state.

5. The device of claim 1, wherein: the first communicating pipe and the second communicating pipe are both threaded hoses with enough reserved length.