CN218554364U

CN218554364U - Corn seed detects sieving mechanism

Info

Publication number: CN218554364U
Application number: CN202222849802.2U
Authority: CN
Inventors: 李茂柏
Original assignee: SHANGHAI AGRICULTURAL TECHNOLOGY PROMOTION SERVICE CENTER
Current assignee: SHANGHAI AGRICULTURAL TECHNOLOGY PROMOTION SERVICE CENTER
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-03-03
Anticipated expiration: 2032-10-25

Abstract

The utility model discloses a maize seed detects sieving mechanism, including fixed sieve, the rotation sieve, the push pedal, shovel board and power pack, the utility model discloses can be at the screening during operation, will rotate the sieve through power pack and rotate to with fixed sieve homonymy, fixed sieve and rotation sieve upper end become the open mode this moment, can drop into the seed, before the water injection, power pack work, it rotates to drive the rotation sieve, make the rotation sieve rotate to fixed sieve open position department, make its whole seal, can soak for a moment after the water injection, then power pack continuous operation, when pivoted rotation sieve rotates, can continuously stir the seed in the fixed sieve through the shovel board, thereby make bad seed can float to the surface of water from the opening part at the rotation in-process, then the push pedal is in power pack reciprocating motion in-process, can push showy bad seed to screening case both sides and take out.

Description

Corn seed detects sieving mechanism

Technical Field

The utility model relates to a seed detects screening installation technical field, specifically is a maize seed detects sieving mechanism.

Background

At present, corn seeds are often required to be screened in the agricultural planting process, and healthy and plump seeds are left, so that the influence of the residue of the dry, flat and necrotic seeds on the germination rate of the seeds is avoided.

Chinese patent application publication number is CN 216800177U and has announced a kind of planting and has used corn seed to detect sieving mechanism, its air-blowing structure through setting up can drive rivers to rotate after the screening case injected water to make the dry and flat necrotic seed float out of the water surface, then through the drive structure, can screen out the necrotic seed that floats, improve the screening efficiency of corn seed and reduce operating personnel's working strength.

However, in the in-service use in-process, the screening of its seed drives rivers through outside air-blowing structure and rotates the stirring screening that realizes the seed, but the mode through the gas injection realizes that rivers pivoted effect is relatively poor, if the atmospheric pressure of air-blowing is less hour, rivers can follow the trachea refluence to realize that the effect of screening is relatively poor, the cost is higher through air-blowing structure, simultaneously, after the screening, strain the interior seed of a section of thick bamboo and be difficult for taking out, thereby increase the work degree of difficulty of seed screening.

The above is only for assistance in understanding the technical aspects of the present invention and does not represent an admission that the above is the closest prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a maize seed detects sieving mechanism to the relatively poor, the cost is higher when solving the seed screening that proposes in the above-mentioned background art, simultaneously, after the screening, strain the difficult problem of taking out of seed in the section of thick bamboo.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a maize seed detects sieving mechanism, includes the screening case, the screening incasement is equipped with the fixed sieve that the semicircular in shape set up, coaxial rotation is provided with the rotation sieve that the semicircle type set up on the fixed sieve, circle shape array is provided with the shovel board in the rotation sieve, screening case upper end is provided with the push pedal that promotes showy bad seed to both sides, be provided with on the screening case and drive the reciprocal promotion of push pedal and drive rotation sieve pivoted power pack simultaneously.

Preferably, the lower end of the screening box is provided with a drainage base, and a leak hole is formed in the joint of the upper end of the drainage base and the screening box.

Preferably, be equipped with the outer sieve of arc on the fixed sieve outer lane, the outer sieve of arc is fixed in the screening incasement, just fixed sieve and the outer sieve of arc pass through backup pad fixed connection, all be equipped with the sieve mesh on the outer sieve of arc and the fixed sieve.

Preferably, the power unit includes:

the square guide blocks are arranged at the two ends of the push plate, and the guide groove plates are arranged at the two ends of the screening box and are matched with the square guide blocks to enable the push plate to slide left and right in a limiting mode;

the screw rod is in threaded connection with the push plate, and the power part drives the screw rod to rotate;

the chain type connecting piece is arranged between the square guide block at one end and the rotating sieve plate, the power piece drives the threaded rod to rotate, and when the push plate moves, the chain type connecting piece synchronously drives the rotating sieve plate to rotate.

Preferably, the circular chamber door that cooperation arc outer sieve and fixed sieve used has been seted up on the screening case, circular chamber door when closing can seal arc outer sieve and fixed sieve in circular chamber door one side, prevents that the seed from when the screening, from circular chamber door one side roll-off.

Preferably, a drain hole is formed in one side of the drain base, and a sealing door is arranged on one side, located on the circular box door, of the drain base.

Preferably, the chain type connecting member comprises:

the push block is arranged on the square guide block on one side;

the chain is arranged at the pushing block, the pushing block is coupled in a chain groove of the chain and can drive the chain to rotate when the pushing block moves, and gear plates meshed with the chain are arranged at two ends of the chain to limit two ends of the chain;

the rotating shaft penetrates through the screening box and extends to the outer end of the screening box, and a first belt pulley is arranged at the outer end of the rotating shaft;

set up directly over first belt pulley and with the driven gear that chain meshing rotation set up, driven gear passes through the axostylus axostyle and rotates and set up on screening case outer wall, the fixed coaxial second belt pulley that is provided with in driven gear outer end, connect through the belt between first belt pulley and the second belt pulley, drive it and carry out synchronous rotation.

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

1. the utility model discloses a fixed sieve, the rotation sieve, push pedal and power pack's setting, can be at the screening during operation, will rotate the sieve through power pack and rotate to and fixed sieve homonymy, fixed sieve and rotation sieve upper end become the open mode this moment, can drop into the seed, power pack work, it rotates to drive the rotation sieve, make the rotation sieve rotate to fixed sieve open position department, make it wholly seal, can soak for a moment after the water injection, make the good seed that the water content is less absorb behind certain moisture, prevent that the seed that the water content is less from discharging along with bad seed, then power pack continuous work, when pivoted rotation sieve rotates, can continuously stir the seed in the fixed sieve through the shovel board, thereby make bad seed can be at the rotation in-process from floating to the surface of water, then the push pedal is in the power pack reciprocating motion in-process, can push showy bad seed to be pushed to screening case both sides and take out, and then more efficient realizes the screening of seed, simultaneously, realize the synchronous rotation of push pedal and rotation sieve, realize screening cost's reduction, can take out through opening circular shape seed at last, the chamber door of being convenient for taking out also.

2. The utility model discloses a setting of drainage base can be when the seed screening, and the rotation sieve rotates, drives the seed and carries out the in-process of stirring, and wherein little impurity can be through the sieve mesh on fixed sieve and the rotation sieve and the small opening position department of drainage base upper end leak into the drainage base in, after carrying out the drainage through the wash port, open sealing door and can discharge its impurity.

Drawings

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

FIG. 2 is a schematic view of the chain type connecting member of the present invention;

fig. 3 is a schematic view of the rotation of the fixed sieve plate and the rotating sieve plate when the circular box door of the utility model is opened;

FIG. 4 is a general plan view of the present invention;

fig. 5 is a schematic view of the fixed sieve plate and the rotary sieve plate of the present invention in another state;

fig. 6 is an enlarged view of a portion a in fig. 2.

Reference numerals: 1-screening box; 2-fixing the sieve plate; 3, rotating the sieve plate; 4-a shovel plate; 5, pushing a plate; 6-a power unit; 61-square guide block; 62-a guide groove plate; 63-threaded rod; 64-a power element; 65-chain type connecting pieces; 651-pushing block; 652-chain; 653-a rotating shaft; 654-gear plate; 655-a first pulley; 656-a driven gear; 657-a second pulley; 7-arc outer sieve plate; 8-round box door; 9-a drainage base; 91-a leak hole; 92-a drain hole; 93-sealing the door.

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

Referring to fig. 1-6, the present invention provides a technical solution: a corn seed detecting and screening device comprises a screening box 1, wherein a semicircular fixed screen plate 2 is arranged in the screening box 1, a semicircular rotating screen plate 3 is coaxially and rotatably arranged on the fixed screen plate 2, two ends of the rotating screen plate 3 are arranged in an inclined opening mode, seeds can be better shoveled when the rotating screen plate 3 rotates, a shoveling plate 4 is arranged in the rotating screen plate 3 in an annular array mode, a push plate 5 for pushing floating bad seeds to two sides is arranged at the upper end of the screening box 1, and a power unit 6 for driving the push plate 5 to reciprocate and simultaneously driving the rotating screen plate 3 to rotate is arranged on the screening box 1;

the lower end of the screening box 1 is provided with a drainage base 9 for facilitating the discharge of water and small impurities in seeds after water injection, and a leak hole 91 is formed at the joint of the upper end of the drainage base 9 and the screening box 1;

in addition, an arc-shaped outer sieve plate 7 is arranged on the outer ring of the fixed sieve plate 2, the arc-shaped outer sieve plate 7 is fixed in the screening box 1, the fixed sieve plate 2 and the arc-shaped outer sieve plate 7 are fixedly connected through a support plate, sieve pores are formed in the arc-shaped outer sieve plate 7 and the fixed sieve plate 2, and the arc-shaped outer sieve plate 7 can prevent a small amount of seeds which can slide out in the shifting process from falling into a base of the screening box 1 and can enable the seeds to fall into the arc-shaped outer sieve plate 7 when the rotating sieve plate 3 is rotated and screened;

further, the power unit 6 includes:

the square guide blocks 61 are arranged at two ends of the push plate 5, and the guide groove plates 62 are arranged at two ends of the screening box 1 and matched with the square guide blocks 61 to enable the push plate 5 to limit the left and right sliding;

the screening box comprises a threaded rod 63 in threaded connection with the push plate 5 and a power piece 64 for driving the threaded rod 63 to rotate, wherein the power piece 64 can be set as a rotating motor, and the rotating motor can be fixed on the outer wall of the screening box 1 through a fixing plate;

set up between square guide block 61 of one end and the rotating sieve plate 3, drive threaded rod 63 rotation at power piece 64, when the push pedal 5 moved, drive rotating sieve plate 3 in step and carry out pivoted chain formula connecting piece 65.

In order to prevent seeds from sliding out of one side of the circular box door 8 during screening, the screening box 1 is provided with the circular box door 8 matched with the arc-shaped outer sieve plate 7 and the fixed sieve plate 2 for use, and the circular box door 8 can seal the arc-shaped outer sieve plate 7 and the fixed sieve plate 2 on one side of the circular box door 8 when being closed;

furthermore, for discharging screened water and small impurities, a drain hole 92 is formed in one side of the drain base 9, and a sealing door 93 is formed in one side of the drain base 9, which is located on the circular box door 8.

In addition, the chain link 65 includes:

a push block 651 disposed on one side of the square guide block 61;

the chain 652 is arranged at the pushing block 651, the pushing block 651 is coupled in a chain groove of the chain 652, the chain 652 can be driven to rotate when the pushing block 651 moves, gear plates 654 which are meshed with the chain 652 are arranged at two ends of the chain 652 so as to limit two ends of the chain 652, and the gear plates 654 are rotatably arranged on the outer wall of the screening box 1 through shaft rods;

the rotating shaft 653 is arranged on the rotating shaft center of the rotating sieve plate 3, and the rotating shaft 653 penetrates through the screening box 1 and extends to the outer end of the screening box to be provided with a first belt pulley 655;

the driven gear 656 is arranged right above the first belt pulley 655 and is meshed with the chain 652 to rotate, the driven gear 656 is rotationally arranged on the outer wall of the screening box 1 through a shaft rod, a second belt pulley 657 is fixedly and coaxially arranged at the outer end of the driven gear 656, and the first belt pulley 655 and the second belt pulley 657 are connected through a belt to drive the first belt pulley 655 and the second belt pulley 657 to synchronously rotate;

the working principle is as follows:

1. a step of putting seeds, in which, as shown in fig. 5, the rotary screen plate 3 and the fixed screen plate 2 are put in a state shown in the figure under the action of a power unit;

2. during water injection, the power unit 6 rotates the rotary sieve plate 3 to the opening at the upper end of the fixed sieve plate 2 to close the rotary sieve plate, so that seeds with low water content can be soaked for a period of time during water injection, certain water can be absorbed by the seeds, and the seeds and bad seeds are prevented from floating together to be discharged;

3. screening, the power part 64 drives the threaded rod 63 to rotate forwards and backwards, so as to drive the push plate 5 to push left and right, so that floated bad seeds are pushed to two sides of the screening box 1, the bad seeds can be cleaned conveniently before draining, in the process of pushing the push plate 5 left and right, the rotating sieve plate 3 can be driven to rotate forwards and backwards periodically through the chain type connecting part 65, then the seeds on the fixed sieve plate 2 are stirred, when the rotating sieve plate 3 rotates, the shoveling plates 4 arranged in the rotating sieve plate can stir the seeds, and when the rotating sieve plate 3 rotates until an opening at the upper end of the fixed sieve plate 2 is opened, the bad seeds can float up, and when the rotating sieve plate 3 rotates, small impurities of the seeds can be discharged into the drainage base 9 through sieve holes and building controls and can be discharged;

4. the seeds are taken out, the water in the screening box 1 is discharged by opening the drain hole 92, and the seeds which are leaked to the arc-shaped outer screen plate 7 in the screening process can be taken out by opening the circular box door 8 and taking out the fixed screen plate 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. The utility model provides a maize seed detects sieving mechanism, includes screening case (1), its characterized in that: be equipped with fixed sieve (2) that the semicircular in shape set up in screening case (1), coaxial rotation is provided with rotation sieve (3) that the semicircle type set up on fixed sieve (2), circle shape array is provided with shovel board (4) in rotation sieve (3), screening case (1) upper end is provided with push pedal (5) that promote showy bad seed to both sides, be provided with on screening case (1) and drive push pedal (5) reciprocal promotion and drive rotation sieve (3) pivoted power pack (6) simultaneously.

2. The corn seed detecting and screening device according to claim 1, characterized in that: screening case (1) lower extreme is equipped with drainage base (9), drainage base (9) upper end and screening case (1) junction are equipped with small opening (91).

3. The corn seed detecting and screening device according to claim 1, characterized in that: be equipped with outer sieve (7) of arc on fixed sieve (2) outer lane, outer sieve (7) of arc are fixed in screening case (1), just fixed sieve (2) and the outer sieve (7) of arc pass through backup pad fixed connection, all be equipped with the sieve mesh on outer sieve (7) of arc and fixed sieve (2).

4. The corn seed detection and screening device as claimed in claim 1, wherein the power unit (6) comprises:

the square guide blocks (61) are arranged at the two ends of the push plate (5), and the guide groove plates (62) are arranged at the two ends of the screening box (1) and are matched with the square guide blocks (61) to enable the push plate (5) to limit the left and right sliding;

a threaded rod (63) in threaded connection with the push plate (5) and a power part (64) driving the threaded rod (63) to rotate;

the chain type connecting piece is arranged between a square guide block (61) at one end and the rotary sieve plate (3), a power piece (64) drives a threaded rod (63) to rotate, and when the push plate (5) moves, the chain type connecting piece (65) synchronously drives the rotary sieve plate (3) to rotate.

5. The corn seed testing and screening device of any one of claims 1 and 3, wherein: the circular box door (8) that cooperation arc outer sieve (7) and fixed sieve (2) used have been seted up on screening case (1), circular box door (8) can seal arc outer sieve (7) and fixed sieve (2) in circular box door (8) one side when closing.

6. The corn seed detecting and screening device according to claim 2, characterized in that: one side of the drainage base (9) is provided with a drainage hole (92), and one side of the drainage base (9) positioned on the round box door (8) is provided with a sealing door (93).

7. The corn seed detecting and screening device as claimed in claim 4, wherein the chain type connecting member (65) comprises:

a push block (651) disposed on the square guide block (61) on one side;

the chain (652) is arranged at the pushing block (651), the pushing block (651) is coupled in a chain groove of the chain (652), the chain (652) can be driven to rotate when the pushing block (651) moves, and gear plates (654) meshed with the chain (652) are arranged at two ends of the chain (652) to limit two ends of the chain (652);

the rotating shaft (653) is arranged on the rotating shaft center of the rotating sieve plate (3), and the rotating shaft (653) penetrates through the screening box (1) and extends to the outer end of the screening box to be provided with a first belt pulley (655);

set up driven gear (656) that just mesh rotation set up with chain (652) directly over first belt pulley (655), driven gear (656) outer end is fixed coaxial and is provided with second belt pulley (657), connect through the belt between first belt pulley (655) and the second belt pulley (657), drive it and carry out synchronous rotation.