CN210876284U

CN210876284U - High-efficient sieving mechanism of maize seed

Info

Publication number: CN210876284U
Application number: CN201921462118.0U
Authority: CN
Inventors: 李正军; 李玉新; 刘鹏
Original assignee: Jinchang Nongfeng Seed Industry Co ltd
Current assignee: Jinchang Nongfeng Seed Industry Co ltd
Priority date: 2019-09-04
Filing date: 2019-09-04
Publication date: 2020-06-30
Anticipated expiration: 2029-09-04

Abstract

The utility model relates to the technical field of agricultural product processing, in particular to a high-efficiency corn seed screening device, which solves the problems of high labor intensity and low screening efficiency of manual screening in the prior art, and comprises a screening box, a material injection channel, a screen cylinder, a movable shell, a screen, a discharging pipe and a discharging pipe, wherein the discharging pipe is arranged at the bottom of the screening box, the discharging pipe is also arranged on the screening box, the material injection channel is fixedly arranged in a cavity of the screening box through a connecting plate, the lower part of the material injection channel is contacted with the feeding pipe, the inner part of the feeding pipe is spirally and rotatably matched with a sealing block, the feeding pipe is bolted at the upper part of the screen cylinder, the screen cylinder is arranged in the screening box through the limiting of a first clamping block and a second clamping block, the aperture of the screen is smaller than that of the screen cylinder, so that the screen cylinder and the screen are mutually matched to, simple structure convenient operation suitability is strong, and has guaranteed the validity to the screening of maize seed.

Description

High-efficient sieving mechanism of maize seed

Technical Field

The utility model relates to an agricultural product processing technology field especially relates to a high-efficient sieving mechanism of maize seed.

Background

The corn seed is propagated with the ability to grow into a corn plant, and the components of the corn seed include seed coat, endosperm and embryo. Before selecting seeds, the type of the selected seeds is determined, and local natural environmental conditions such as soil texture, accumulated temperature, rainfall, illumination, frost-free period and the like are known. Selecting a corn seed variety suitable for local environmental characteristics according to local actual environmental conditions.

To the screening work of results maize seed, prior art mainly is that the manual work is gone on through dustpan or sieve, and operating personnel need select big good seed through preliminary screening, screens the remaining seed again, selects better seed, remains the seed that the granule is less, the variety is inferior at last, and intensity of labour is big, and screening efficiency is low.

Disclosure of Invention

The utility model aims at solving the defects of large labor intensity and low screening efficiency of manual screening in the prior art and providing a high-efficiency screening device for corn seeds.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high-efficiency corn seed screening device comprises a screening box, an injection channel, a screen drum, a movable shell, a screen mesh, a discharge pipe and a discharge pipe, wherein the discharge pipe is arranged at the bottom of the screening box, the discharge pipe is also arranged on the screening box, the injection channel is fixedly arranged in a cavity of the screening box through a connecting plate, the lower part of the injection channel is in contact with a feed pipe, a sealing block is spirally and rotatably matched in the feed pipe, and the feed pipe is fixed on the upper part of the screen drum through a bolt;

the screen drum is installed in the screening box through the limiting of a first clamping block and a second clamping block, one end of the first clamping block extends to the outside of the screening box and is fixedly connected with an output shaft of a first motor, a movable shell is further arranged in an inner cavity of the screening box, a through hole is formed in the bottom of the movable shell, and a screen is fixed on the bottom of the movable shell through a bolt;

the bottom welding of activity shell has two connecting plates, and the downside of connecting plate sets up the intermediate lamella that connects through the second installation pole, and the downside of intermediate lamella is provided with the rotor plate of connecting through first installation pole, and the rotor plate is controlled by the second motor through the rotary rod of connecting and is operated.

Preferably, the cross section of the feeding pipe is circular, the inner wall of the feeding pipe is provided with internal threads, and the sealing block is matched with the feeding pipe in a spiral rotating mode.

Preferably, the vertical section of the screen cylinder is circular, and the screen cylinder is provided with uniformly distributed screen holes.

Preferably, the second motor is installed the outside of screening case, and the output shaft of second motor is connected with the rotary rod through the shaft coupling transmission, and rotary rod bolt fastening is on the rotor plate.

Preferably, a first mounting rod is fixed on the rotating plate through a bolt, an intermediate plate is sleeved outside the first mounting rod, a second mounting rod is further inserted into the intermediate plate, and the second mounting rod is fixed on the connecting plate through threads.

Preferably, the discharge pipe is arranged on the screening box close to the movable shell and the screen drum, and a suction pump is further arranged on the discharge pipe.

The utility model has the advantages that:

1. the utility model discloses, a sieve section of thick bamboo is the circulation operation at the screening incasement, drives the rotation of arranging seed grain in its cavity in, makes impurity in the seed grain or the less seed grain of granule pass the sieve mesh on a sieve section of thick bamboo, and the whereabouts is on the movable shell.

2. The utility model discloses, the aperture of screen cloth is less than the aperture of a sieve section of thick bamboo, makes a sieve section of thick bamboo and screen cloth mutually support, accomplishes the screening to the seed in order, and simple structure convenient operation suitability is strong, and has guaranteed the validity to the screening of maize seed.

Drawings

FIG. 1 is a schematic view of a front view of a high-efficiency screening device for corn seeds according to the present invention;

FIG. 2 is a schematic diagram of a right-view structure of a movable shell connecting structure of the efficient screening device for corn seeds provided by the present invention;

FIG. 3 is a schematic view of the top view of the movable shell and the screen of the efficient screening device for corn seeds of the present invention;

FIG. 4 is a schematic top view of the material injecting passage and the material feeding pipe of the efficient screening apparatus for corn seeds of the present invention;

fig. 5 is the utility model provides a structural schematic is surveyed to axle of a sieve section of thick bamboo of high-efficient sieving mechanism of maize seed.

In the figure: the automatic feeding device comprises a screening box 1, a material injection channel 2, a sealing block 3, a feeding pipe 4, a screen drum 5, a first clamping block 6, a first motor 7, a material discharge pipe 8, a connecting plate 9, a middle plate 10, a rotating plate 11, a discharging pipe 12, a rotating rod 13, a first mounting rod 14, a second mounting rod 15, a screen mesh 16, a movable shell 17, a second clamping block 18 and a second motor 19.

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.

Example (b): referring to fig. 1-5, a high-efficiency corn seed screening device comprises a screening box 1, a material injection channel 2, a screen drum 5, a movable shell 17, a screen 16, a discharge pipe 12 and a discharge pipe 8, wherein the discharge pipe 12 is arranged at the bottom of the screening box 1, the discharge pipe 8 is also arranged on the screening box 1, the material injection channel 2 is fixedly arranged in a cavity of the screening box 1 through a connecting plate, and the lower part of the material injection channel 2 is provided with a feed pipe 4 in a contact manner;

wherein, the inside spiral normal running fit of inlet pipe 4 has sealed piece 3, and inlet pipe 4 bolt fastening is on the upper portion of a sieve section of thick bamboo 5, and the cross section of inlet pipe 4 is circular form, and the inner wall of inlet pipe 4 is provided with the internal thread to spiral normal running fit has sealed piece 3.

Specifically, through the material injection channel 2, under the connecting action of the material feeding pipe 4, the seeds to be screened are added into the inner cavity of the screen cylinder 5, and after the seeds are added and contacted, the sealing block 3 is installed in the material feeding pipe 4 in a rotating fit manner, so that the material feeding pipe 4 is blocked, and the seeds are prevented from being spilled out in the rotating process of the screen cylinder 5;

further, the feeding channel 2 and the feeding pipe 4 are communicated with each other, and the feeding channel 2 and the feeding pipe 4 are contacted with each other and not stably connected, so that the screen drum 5 will drive the feeding pipe 4 in a sealed state to rotate simultaneously when rotating.

Wherein, a sieve section of thick bamboo 5 is installed in screening case 1 through the spacing of first fixture block 6 and second fixture block 18, and the one end of first fixture block 6 extends to screening case 1 outside and the output shaft fixed connection of first motor 7, still is provided with movable shell 17 in the inner chamber of screening case 1, and through-hole and bolt fastening have screen cloth 16 have been seted up to movable shell 17's bottom.

Specifically, the one end of second fixture block 18 is pegged graft on screening case 1, first fixture block 6 and second fixture block 18 mutually support, fix sieve section of thick bamboo 5 between them, play the effect of jam to the sieve section of thick bamboo 5 both ends that are in hollow state, control first motor 7 and drive the operation of first fixture block 6, make sieve section of thick bamboo 5 do circulation operation in screening case 1, the rotation of placing in its cavity seed in the drive, make the impurity in the seed or the less seed of granule pass the sieve mesh on sieve section of thick bamboo 5, the whereabouts is on movable shell 17, utilize circulation operation's sieve section of thick bamboo 5, play the effect of screening to the seed.

The bottom of the movable shell 17 is welded with two connecting plates 9, the lower sides of the connecting plates 9 are provided with middle plates 10 connected through second mounting rods 15, the lower sides of the middle plates 10 are provided with rotating plates 11 connected through first mounting rods 14, and the rotating plates 11 are controlled by a second motor 19 to operate through connected rotating rods 13;

second motor 19 installs in the outside of screening case 1, and the output shaft of second motor 19 is connected with rotary rod 13 through the shaft coupling transmission, and rotary rod 13 bolt fastening is on rotor plate 11, and the bolt fastening has first installation pole 14 on rotor plate 11, and first installation pole 14 overcoat has connect intermediate lamella 10, has still pegged graft on the intermediate lamella 10 second installation pole 15, and second installation pole 15 threaded fixation is on connecting plate 9.

Specifically, the second motor 19 is controlled to drive the rotating rod 13 to rotate, the rotating plate 11 is driven to rotate circumferentially, the middle plate 10 is driven to rotate around the first mounting rod 14 under the connecting action of the first mounting rod 14, the middle plate 10 also rotates around the second mounting plate at the same time, and the movable shell 17 is driven to do up-and-down circulating motion in the screening box 1 under the connecting action of the connecting plate 9 to drive the seeds falling on the upper part of the movable shell to move, so that the seeds after primary screening can be screened out again through secondary screening of the screen 16, and impurities in the seeds can be screened out and discharged through the discharge pipe 12;

further, the aperture of the screen 16 is smaller than that of the screen drum 5, so that the screen drum 5 and the screen 16 are matched with each other, the screening of the seeds is completed in order, the structure is simple, the operation is convenient, the applicability is strong, and the effectiveness of screening the corn seeds is ensured.

Preferably, a sieve section of thick bamboo 5 is circular form in vertical cross-section, and sets up evenly distributed's sieve mesh on a sieve section of thick bamboo 5, and the aperture of sieve mesh is greater than the particle diameter of normal specification corn seed, arranges that material pipe 8 sets up and is being close to movable shell 17 with a sieve section of thick bamboo 5 on the screening case 1, and arrange and still be provided with the suction pump on the material pipe 8.

Specifically, after the seed screening, can take out sealed piece 3 from inlet pipe 4 in, then control first motor 7 and drive the rotation of a sieve section of thick bamboo 5, make the mouth of pipe of a sieve section of thick bamboo 5 rotatory back inlet pipe 4 down, make the seed in a sieve section of thick bamboo 5 can fall into movable shell 17 through inlet pipe 4 in, the material pump is inhaled in the control, will fall into the seed in movable shell 17 through arranging the suction of material pipe 8.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The efficient corn seed screening device comprises a screening box (1), an injection channel (2), a screening barrel (5), a movable shell (17), a screen (16), a discharging pipe (12) and a discharging pipe (8), wherein the discharging pipe (12) is arranged at the bottom of the screening box (1), and the discharging pipe (8) is also arranged on the screening box (1), and the efficient corn seed screening device is characterized in that the injection channel (2) is fixedly arranged in a cavity of the screening box (1) through a connecting plate, the lower part of the injection channel (2) is provided with the feeding pipe (4) in a contact manner, a sealing block (3) is rotatably matched with the inner part of the feeding pipe (4) in a spiral manner, and the feeding pipe (4) is fixed on the upper part of the screening barrel (5) through bolts;

the screen drum (5) is installed in the screening box (1) through the limiting of a first clamping block (6) and a second clamping block (18), one end of the first clamping block (6) extends to the outside of the screening box (1) and is fixedly connected with an output shaft of a first motor (7), a movable shell (17) is further arranged in an inner cavity of the screening box (1), a through hole is formed in the bottom of the movable shell (17), and a screen (16) is fixed on the bottom of the movable shell (17) through a bolt;

the bottom welding of activity shell (17) has two connecting plates (9), and the downside of connecting plate (9) sets up intermediate lamella (10) of connecting through second installation pole (15), and the downside of intermediate lamella (10) is provided with rotor plate (11) of connecting through first installation pole (14), and rotor plate (11) are controlled by second motor (19) through rotary rod (13) of connecting and are operated.

2. The efficient corn seed screening device as claimed in claim 1, wherein the cross section of the feeding pipe (4) is circular, the inner wall of the feeding pipe (4) is provided with internal threads, and the sealing block (3) is in spiral rotation fit with the inner wall.

3. The efficient corn seed screening device as claimed in claim 1, wherein the vertical section of the screen drum (5) is circular, and the screen drum (5) is provided with uniformly distributed screen holes.

4. The efficient screening device for the corn seeds as claimed in claim 1, wherein the second motor (19) is installed outside the screening box (1), an output shaft of the second motor (19) is connected with a rotating rod (13) through a coupling transmission, and the rotating rod (13) is fixed on the rotating plate (11) through bolts.

5. The efficient corn seed screening device according to claim 4, wherein a first mounting rod (14) is fixed on the rotating plate (11) through a bolt, an intermediate plate (10) is sleeved outside the first mounting rod (14), a second mounting rod (15) is further inserted into the intermediate plate (10), and the second mounting rod (15) is fixed on the connecting plate (9) through a thread.

6. The efficient screening device for corn seeds as claimed in claim 1, wherein the discharge pipe (8) is arranged on the screening box (1) close to the movable shell (17) and the screen drum (5), and a material suction pump is further arranged on the discharge pipe (8).