CN217963453U

CN217963453U - Screening device for crop seeds

Info

Publication number: CN217963453U
Application number: CN202221695213.7U
Authority: CN
Inventors: 李志成; 王涛; 刘健; 李皓; 翟国印; 郝梦波; 朱德兴
Original assignee: Shandong Industry Research Institute Of Modern Agriculture Co ltd
Current assignee: Shandong Industry Research Institute Of Modern Agriculture Co ltd
Priority date: 2022-07-01
Filing date: 2022-07-01
Publication date: 2022-12-06
Anticipated expiration: 2032-07-01

Abstract

The utility model relates to the technical field of seed screening, in particular to a screening device for crop seeds, which comprises a loading frame, wherein guide plates are arranged on the front upper side of the loading frame in a bilateral symmetry manner, a screening component is arranged on the upper side of each guide plate, and a driving component is arranged on the rear side of the loading frame; dust that exists in can realizing the seed to the unloading passageway through the dust removal fan blows to carrying out the dust exhaust in the dust exhaust passageway and collecting, can realize the interception to the seed through the interception net, thereby make seed unloading effect better, can dismantle the connection between through screening board and the screening case, can realize the change to the screening board, make the whole seed screening that is applicable to different particle diameters use, make holistic suitability higher, drive driving pulley and driving pulley rotate through driving motor, realize the rotation work of drive shaft, realize the reciprocal pulling of driving-disc to the control pull rod, thereby realize the reciprocal swing operation of screening case, realize the screening unloading to the seed.

Description

Screening device for crop seeds

Technical Field

The utility model relates to a seed screening technical field specifically is a be used for crops seed sieving mechanism.

Background

When the existing crop seeds are screened, manual screening is usually carried out by manually utilizing a screen, a large amount of dust is generated in the screening process, and the harm is caused to the health of workers; meanwhile, the screening efficiency is low, so that a screening device for crop seeds is needed to improve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be used for crops seed sieving mechanism to solve the problem that proposes in the above-mentioned background art.

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

a screening device for crop seeds comprises a loading frame, wherein guide plates are symmetrically arranged on the front upper side of the loading frame in the left-right direction, screening components are arranged on the upper sides of the guide plates, and a driving component is arranged on the rear side of the loading frame;

the screening assembly comprises a bearing wheel seat which is matched and slidably connected with the guide plate, a screening box is arranged on the upper side of the bearing wheel seat, a screening plate is arranged on the upper side of the screening box, a cover plate is arranged on the upper side of the screening plate, a blanking channel is arranged on the rear upper side of the cover plate, dust removing fans are uniformly arranged on the rear lower side of the blanking channel, a dust exhaust channel is arranged on the lower side of the front surface of the blanking channel, an interception net is arranged on the rear side inside the dust exhaust channel, and a transfer seat is arranged on the rear lower side of the screening box;

the driving assembly comprises a driving motor and a bearing seat, the driving motor is installed on the loading frame, a driving belt wheel is arranged at the driving end of the driving motor, a driving shaft matched with the driving belt wheel is installed on the bearing seat in a rotating mode, a transmission belt wheel is arranged on the right side of the driving shaft, a driving disc is arranged at the left end of the driving shaft, a connecting column is arranged at the edge of the outer side face of the driving disc, and a regulating pull rod is installed on the connecting column in a rotating mode.

As the utility model discloses preferred scheme, the deflector inclines to incline the setting forward by the back, the transversal setting of personally submitting "triangle-shaped" structure of deflector.

As the utility model discloses preferred scheme, the left front side of screening case is provided with first feed opening, the right front side of screening board is provided with the second feed opening.

As the utility model discloses preferred scheme, can dismantle the connection between screening board and the screening case, it sets up to bear the weight of the downside four corners department that the wheel seat is located the screening case.

As the utility model discloses preferred scheme, the outer wall front side of dust exhaust passageway is opened and is equipped with the binding groove, the dust exhaust passageway adopts the bandage to be connected with the dust bag through binding the groove.

As the utility model discloses preferred scheme, driving motor is located the inside right rear side setting of loading frame, the bearing frame is located the back upside bilateral symmetry setting of loading frame.

As the utility model discloses preferred scheme, driving pulley passes through driving belt and is connected with driving pulley, the one end of regulation and control pull rod adopts locating pin and adapter to rotate and is connected.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, can realize blowing the dust that exists in the seed to the unloading passageway through the dust removal fan and carry out the dust exhaust in the dust exhaust passageway and collect, can realize the interception to the seed through the interception net to make seed unloading effect better, through can dismantling the connection between screening board and the screening case, can realize the change to the screening board, make the whole seed screening that is applicable to different particle diameters use, make holistic suitability higher.

2. The utility model discloses in, drive driving pulley and driving pulley through driving motor and rotate, realize the rotation work of drive shaft, realize the reciprocal pulling of driving-disc to the control link to realize the reciprocal swing operation of screening case, realize the screening unloading to the seed, overall structure is simple, and convenient to use has higher practicality.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a part of the structure of the present invention;

fig. 3 is a rear view structure diagram of the blanking channel of the present invention;

fig. 4 is a schematic view of a rear view of the present invention.

In the figure: 1. a loading frame; 101. a guide plate; 2. a screening component; 201. a bearing wheel seat; 202. a screening box; 203. screening the plate; 204. a cover plate; 205. a blanking channel; 206. a dust removal fan; 207. a dust exhaust channel; 208. an interception net; 209. a transfer seat; 210. a first feed opening; 211. a second feed opening; 212. binding a groove; 3. a drive assembly; 301. a drive motor; 302. a bearing seat; 303. a drive pulley; 304. a drive shaft; 305. a drive pulley; 306. a drive disc; 307. connecting the column; 308. a pull rod is regulated and controlled; 309. the belt is driven.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In order to facilitate understanding of the invention, the invention will be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which can be embodied in many different forms and are not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example (b): please refer to fig. 1-4, which illustrate a screening apparatus for crop seeds, comprising a loading frame 1, wherein a guide plate 101 is symmetrically arranged at the front upper side of the loading frame 1, a screening assembly 2 is arranged at the upper side of the guide plate 101, and a driving assembly 3 is arranged at the rear side of the loading frame 1;

the screening assembly 2 comprises a bearing wheel seat 201 which is in fit sliding connection with the guide plate 101, a screening box 202 is arranged on the upper side of the bearing wheel seat 201, a screening plate 203 is arranged on the upper side of the screening box 202, a cover plate 204 is arranged on the upper side of the screening plate 203, a blanking channel 205 is arranged on the rear upper side of the cover plate 204, dust removing fans 206 are uniformly arranged on the rear lower side of the blanking channel 205, a dust discharging channel 207 is arranged on the lower side of the front surface of the blanking channel 205, an intercepting net 208 is arranged on the rear side of the interior of the dust discharging channel 207, and an adapter 209 is arranged on the rear lower side of the screening box 202;

the driving assembly 3 comprises a driving motor 301 and a bearing seat 302 which are installed on the loading frame 1, a driving belt wheel 303 is arranged at the driving end of the driving motor 301, a driving shaft 304 which is matched with the bearing seat 302 is installed on the bearing seat 302 in a rotating mode, a transmission belt wheel 305 is arranged on the right side of the driving shaft 304, a driving disc 306 is arranged at the left end of the driving shaft 304, an engagement column 307 is arranged at the edge of the outer side face of the driving disc 306, and a regulation and control pull rod 308 is installed on the engagement column 307 in a rotating mode.

In this embodiment, the screening assembly 2 includes a bearing wheel seat 201 which is adapted to and slidably connected with the guide plate 101, a screening box 202 is arranged on the upper side of the bearing wheel seat 201, a screening plate 203 is arranged on the upper side of the screening box 202, a cover plate 204 is arranged on the upper side of the screening plate 203, a blanking channel 205 is arranged on the rear upper side of the cover plate 204, dust removing fans 206 are uniformly arranged on the rear lower side of the blanking channel 205, a dust exhaust channel 207 is arranged on the front lower side of the blanking channel 205, an interception net 208 is arranged on the rear side of the interior of the dust exhaust channel 207, and an adapter 209 is arranged on the rear lower side of the screening box 202; the deflector 101 is inclined forward from the back, the cross section of the deflector 101 is in a triangular structure, a first discharging opening 210 is arranged on the front left side of the screening box 202, a second discharging opening 211 is arranged on the front right side of the screening plate 203, the screening plate 203 and the screening box 202 are detachably connected, the bearing wheel seat 201 is arranged at the four corners of the lower side of the screening box 202, a binding groove 212 is formed in the front side of the outer wall of the dust exhaust channel 207, the dust exhaust channel 207 is connected with a dust bag through the binding groove 212 by adopting a binding band, dust existing in seeds of the discharging channel 205 can be blown into the dust exhaust channel 207 by the dust exhaust fan 206 for dust exhaust collection, interception of the seeds can be achieved through the interception net 208, accordingly, the seed discharging effect is good, the screening plate 203 and the screening box 202 are detachably connected, replacement of the screening plate 203 can be achieved, the whole screening box is suitable for screening seeds with different particle sizes, and the whole applicability is high.

In this embodiment, the driving assembly 3 includes a driving motor 301 and a bearing seat 302 installed on the loading frame 1, a driving end of the driving motor 301 is provided with a driving pulley 303, a driving shaft 304 matched with the driving pulley is rotatably installed on the bearing seat 302, a driving pulley 305 is arranged on the right side of the driving shaft 304, a driving disc 306 is arranged at the left end of the driving shaft 304, an engagement column 307 is arranged at the edge of the outer side surface of the driving disc 306, an adjustment and control pull rod 308 is rotatably installed on the engagement column 307, the driving motor 301 is arranged on the right rear side of the inside of the loading frame 1, the bearing seat 302 is arranged on the rear upper side of the loading frame 1 in a bilateral symmetry manner, the driving pulley 305 is connected with the driving pulley 305 through a driving belt 309, one end of the adjustment and control pull rod 308 is rotatably connected with the adapter 209 by a positioning pin, the driving pulley 303 and the driving pulley 305 are driven by the driving motor 301 to rotate, the driving shaft 304 to rotate, the driving disc 306 to reciprocally pull the adjustment and control pull rod 308, thereby realizing the reciprocal swinging operation of the screening box 202, and screening and blanking of seeds.

The working principle is as follows: during the use, drive pulley 303 is driven to rotate through driving motor 301, drive belt 309 is driven to drive pulley 305 to rotate under the effect of drive pulley 303, drive shaft 304 is driven to rotate, drive disc 306 is driven to drive regulation and control pull rod 308 to reciprocate, the reciprocating screening operation of screening box 202 is realized, the seeds are discharged through discharging channel 205, dust removal fan 206 removes dust to the seeds, dust collection direction is carried out on dust discharge channel 207, the dust collection bag collects dust, in the screening process, the seeds are discharged from upper screening plate 203 for use, discharging of residual dust and shriveled seeds is carried out through the lower layer of screening box 202, dust existing in the seeds of discharging channel 205 can be blown to the dust discharge channel 207 for dust discharge collection through dust removal fan 206, interception of the seeds can be realized through interception net 208, the discharging effect is better, through the detachable connection between screening plate 203 and screening box 202, the replacement of screening plate 203 can be realized, the whole screening can be suitable for the seeds of different particle sizes, the whole screening can be realized higher applicability, the drive pulley 305 and the reciprocating screening operation of the drive belt pulley 308 are realized through the drive motor, the reciprocating control pull rod 308, thereby the reciprocating swing of the reciprocating screening box 202 is realized conveniently, the reciprocating control pull rod 202, and the reciprocating operation of the driving belt wheel can be realized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A screening device for crop seeds, comprising a loading frame (1), characterized in that: guide plates (101) are arranged on the front upper side of the loading frame (1) in a bilateral symmetry mode, screening assemblies (2) are arranged on the upper sides of the guide plates (101), and driving assemblies (3) are arranged on the rear side of the loading frame (1);

the screening assembly (2) comprises a bearing wheel seat (201) which is in sliding connection with a guide plate (101) in a matched mode, a screening box (202) is arranged on the upper side of the bearing wheel seat (201), a screening plate (203) is arranged on the upper side of the screening box (202), a cover plate (204) is arranged on the upper side of the screening plate (203), a blanking channel (205) is arranged on the rear upper side of the cover plate (204), dust removing fans (206) are uniformly arranged on the rear lower side of the blanking channel (205), a dust exhaust channel (207) is arranged on the front lower side of the blanking channel (205), an intercepting net (208) is arranged on the inner rear side of the dust exhaust channel (207), and an adapter seat (209) is arranged on the rear lower side of the screening box (202);

drive assembly (3) are including installing driving motor (301) and bearing frame (302) on loading frame (1), the drive end of driving motor (301) is provided with driving pulley (303), drive shaft (304) of looks adaptation is installed in the rotation on bearing frame (302), the right side is provided with driving pulley (305) on drive shaft (304), the left end of drive shaft (304) is provided with driving-disc (306), the lateral surface edge of driving-disc (306) is provided with links up post (307), it installs regulation and control pull rod (308) to rotate on post (307) to link up.

2. A screening apparatus for crop seeds as claimed in claim 1, wherein: the guide plate (101) is arranged from back to front in a forward tilting mode, and the cross section of the guide plate (101) is arranged in a triangular structure.

3. A screening apparatus for crop seeds as claimed in claim 1, wherein: the left front side of screening case (202) is provided with first feed opening (210), the right front side of screening board (203) is provided with second feed opening (211).

4. A screening apparatus for crop seeds as claimed in claim 1, wherein: the screening board (203) and the screening box (202) are detachably connected, and the bearing wheel seat (201) is arranged at the four corners of the lower side of the screening box (202).

5. A screening apparatus for crop seeds as claimed in claim 1, wherein: a binding groove (212) is formed in the front side of the outer wall of the dust exhaust channel (207), and the dust exhaust channel (207) is connected with a dust collection bag through the binding groove (212) by adopting a binding band.

6. A screening apparatus for crop seeds as claimed in claim 1, wherein: the driving motor (301) is located on the right rear side inside the loading frame (1), and the bearing seats (302) are located on the rear upper side of the loading frame (1) and are arranged in a left-right symmetrical mode.

7. A screening apparatus for crop seeds as claimed in claim 1, wherein: the transmission belt wheel (305) is connected with the transmission belt wheel (305) through a driving belt (309), and one end of the regulating and controlling pull rod (308) is rotatably connected with the adapter (209) through a positioning pin.